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sys/kern: Add VFS support

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- Refactor the libio interface

- Move syscalls into an rtemsbsd location

- Provide a root directory mount point

Update #4475
This commit is contained in:
Chris Johns 2021-08-02 15:09:41 +10:00
parent ac4db4cec5
commit 6514d56158
99 changed files with 14041 additions and 3399 deletions
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3
.clang-format
View File

@ -104,6 +104,9 @@ UseTab: Always
SpaceAfterCStyleCast: false
IncludeBlocks: Regroup
IncludeCategories:
- Regex: '^\<machine/rtems-bsd-kernel-space.h>$'
Priority: 1
SortPriority: 10
- Regex: '^\"opt_.*\.h\"'
Priority: 1
SortPriority: 10

19
README.md
View File

@ -216,7 +216,7 @@ An example to turn on a verbose kernel boot, verbose sysinit and bus debugging
configure with:
```
--freebsd-options=bootverbose,verbose_sysinit,bus_debug
--freebsd-options=bootverbose,verbose_sysinit,bus_debug,debug_locks,ktr,ktr_verbose
```
The LibBSD Waf support splits the options and converts them to uppercase and
@ -224,12 +224,17 @@ adds them -D options on the compiler command line.
The list is:
bootverbose: Verbose boot of the kernel
verbose_sysinit: Verbose printing of all the SYSINIT calls
bus_debug: Bus debugging support
ktr: Kernel trace
ktr_verbose: Verbose kernel trace
invariants: Invariants build of the kernel
bootverbose: Verbose boot of the kernel
verbose_sysinit: Verbose printing of all the SYSINIT calls
bus_debug: Bus debugging support
ktr: Kernel trace
ktr_verbose: Verbose kernel trace
debug_locks: FreeBSD locks debugging
invariants: Invariants build of the kernel
invariant_support: Support for Invariants (needed with invariants)
rtems_bsd_descrip_trace: RTEMS BSD descriptor maping trace
rtems_bsd_syscall_trace: RTEMS BSD system call trace
rtems_bsd_vfs_trace RTEMS VFS to libio trace
SMP Requirements
----------------

2
freebsd/sys/fs/deadfs/dead_vnops.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*

4
freebsd/sys/fs/pseudofs/pseudofs.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -31,7 +33,7 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_pseudofs.h"
#include <rtems/bsd/local/opt_pseudofs.h>
#include <sys/param.h>
#include <sys/kernel.h>

4
freebsd/sys/fs/pseudofs/pseudofs.h
View File

@ -54,7 +54,11 @@ struct vnode;
*/
#define PFS_NAMELEN 128
#define PFS_FSNAMELEN 16 /* equal to MFSNAMELEN */
#ifndef __rtems__
#define PFS_DELEN (offsetof(struct dirent, d_name) + PFS_NAMELEN)
#else /* __rtems__ */
#define PFS_DELEN (offsetof(struct dirent, d_name) + PFS_NAMELEN + 2)
#endif /* __rtems__ */
typedef enum {
pfstype_none = 0,

4
freebsd/sys/fs/pseudofs/pseudofs_fileno.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -31,7 +33,7 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_pseudofs.h"
#include <rtems/bsd/local/opt_pseudofs.h>
#include <sys/param.h>
#include <sys/kernel.h>

4
freebsd/sys/fs/pseudofs/pseudofs_vncache.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -31,7 +33,7 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_pseudofs.h"
#include <rtems/bsd/local/opt_pseudofs.h>
#include <sys/param.h>
#include <sys/kernel.h>

24
freebsd/sys/fs/pseudofs/pseudofs_vnops.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -31,7 +33,7 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_pseudofs.h"
#include <rtems/bsd/local/opt_pseudofs.h>
#include <sys/param.h>
#include <sys/kernel.h>
@ -95,6 +97,7 @@ pfs_visible_proc(struct thread *td, struct pfs_node *pn, struct proc *proc)
PROC_LOCK_ASSERT(proc, MA_OWNED);
#ifndef __rtems__
visible = ((proc->p_flag & P_WEXIT) == 0);
if (visible)
visible = (p_cansee(td, proc) == 0);
@ -102,6 +105,7 @@ pfs_visible_proc(struct thread *td, struct pfs_node *pn, struct proc *proc)
visible = pn_vis(td, proc, pn);
if (!visible)
return (0);
#endif /* __rtems__ */
return (1);
}
@ -118,7 +122,11 @@ pfs_visible(struct thread *td, struct pfs_node *pn, pid_t pid,
*p = NULL;
if (pid == NO_PID)
PFS_RETURN (1);
#ifndef __rtems__
proc = allproc_locked ? pfind_locked(pid) : pfind(pid);
#else /* __rtems__ */
proc = &proc0;
#endif /* __rtems__ */
if (proc == NULL)
PFS_RETURN (0);
if (pfs_visible_proc(td, pn, proc)) {
@ -177,7 +185,11 @@ pfs_close(struct vop_close_args *va)
PFS_RETURN (0);
if (pvd->pvd_pid != NO_PID) {
#ifndef __rtems__
proc = pfind(pvd->pvd_pid);
#else /* __rtems__ */
proc = &proc0;
#endif /* __rtems__ */
} else {
proc = NULL;
}
@ -241,13 +253,17 @@ pfs_getattr(struct vop_getattr_args *va)
break;
}
#ifndef __rtems__
if (proc != NULL) {
vap->va_uid = proc->p_ucred->cr_ruid;
vap->va_gid = proc->p_ucred->cr_rgid;
} else {
#endif /* __rtems__ */
vap->va_uid = 0;
vap->va_gid = 0;
#ifndef __rtems__
}
#endif /* __rtems__ */
if (pn->pn_attr != NULL)
error = pn_attr(curthread, proc, pn, vap);
@ -713,10 +729,14 @@ pfs_iterate(struct thread *td, struct proc *proc, struct pfs_node *pd,
}
if (*pn != NULL && (*pn)->pn_type == pfstype_procdir) {
/* next process */
#ifndef __rtems__
if (*p == NULL)
*p = LIST_FIRST(&allproc);
else
*p = LIST_NEXT(*p, p_list);
#else /* __rtems__ */
*p = &proc0;
#endif /* __rtems__ */
/* out of processes: next node */
if (*p == NULL)
*pn = (*pn)->pn_next;
@ -895,6 +915,7 @@ pfs_readlink(struct vop_readlink_args *va)
if (pn->pn_fill == NULL)
PFS_RETURN (EIO);
#ifndef __rtems__
if (pvd->pvd_pid != NO_PID) {
if ((proc = pfind(pvd->pvd_pid)) == NULL)
PFS_RETURN (EIO);
@ -905,6 +926,7 @@ pfs_readlink(struct vop_readlink_args *va)
_PHOLD(proc);
PROC_UNLOCK(proc);
}
#endif /* __rtems__ */
vhold(vn);
locked = VOP_ISLOCKED(vn);
VOP_UNLOCK(vn, 0);

68
freebsd/sys/kern/kern_descrip.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -39,9 +41,9 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_capsicum.h"
#include "opt_ddb.h"
#include "opt_ktrace.h"
#include <rtems/bsd/local/opt_capsicum.h>
#include <rtems/bsd/local/opt_ddb.h>
#include <rtems/bsd/local/opt_ktrace.h>
#include <sys/param.h>
#include <sys/systm.h>
@ -74,7 +76,7 @@ __FBSDID("$FreeBSD$");
#include <sys/syscallsubr.h>
#include <sys/sysctl.h>
#include <sys/sysproto.h>
#include <sys/unistd.h>
#include <rtems/bsd/sys/unistd.h>
#include <sys/user.h>
#include <sys/vnode.h>
#ifdef KTRACE
@ -360,6 +362,7 @@ sys_getdtablesize(struct thread *td, struct getdtablesize_args *uap)
return (0);
}
#ifndef __rtems__
/*
* Duplicate a file descriptor to a particular value.
*
@ -480,6 +483,7 @@ kern_fcntl_freebsd(struct thread *td, int fd, int cmd, long arg)
}
return (error);
}
#endif /* __rtems__ */
int
kern_fcntl(struct thread *td, int fd, int cmd, intptr_t arg)
@ -502,6 +506,7 @@ kern_fcntl(struct thread *td, int fd, int cmd, intptr_t arg)
AUDIT_ARG_FD(cmd);
AUDIT_ARG_CMD(cmd);
switch (cmd) {
#ifndef __rtems__
case F_DUPFD:
tmp = arg;
error = kern_dup(td, FDDUP_FCNTL, 0, fd, tmp);
@ -521,6 +526,7 @@ kern_fcntl(struct thread *td, int fd, int cmd, intptr_t arg)
tmp = arg;
error = kern_dup(td, FDDUP_FIXED, FDDUP_FLAG_CLOEXEC, fd, tmp);
break;
#endif /* __rtems__ */
case F_GETFD:
error = EBADF;
@ -581,6 +587,7 @@ kern_fcntl(struct thread *td, int fd, int cmd, intptr_t arg)
fdrop(fp, td);
break;
#ifndef __rtems__
case F_GETOWN:
error = fget_fcntl(td, fd, &cap_fcntl_rights, F_GETOWN, &fp);
if (error != 0)
@ -797,6 +804,7 @@ kern_fcntl(struct thread *td, int fd, int cmd, intptr_t arg)
VOP_UNLOCK(vp, 0);
fdrop(fp, td);
break;
#endif /* __rtems__ */
default:
error = EINVAL;
@ -812,6 +820,7 @@ getmaxfd(struct thread *td)
return (min((int)lim_cur(td, RLIMIT_NOFILE), maxfilesperproc));
}
#ifndef __rtems__
/*
* Common code for dup, dup2, fcntl(F_DUPFD) and fcntl(F_DUP2FD).
*/
@ -1173,6 +1182,7 @@ fgetown(struct sigio **sigiop)
SIGIO_UNLOCK();
return (pgid);
}
#endif /* __rtems__ */
/*
* Function drops the filedesc lock on return.
@ -1263,6 +1273,7 @@ kern_close(struct thread *td, int fd)
return (closefp(fdp, fd, fp, td, 1));
}
#ifndef __rtems__
/*
* Close open file descriptors.
*/
@ -1298,6 +1309,7 @@ sys_closefrom(struct thread *td, struct closefrom_args *uap)
FILEDESC_SUNLOCK(fdp);
return (0);
}
#endif /* __rtems__ */
#if defined(COMPAT_43)
/*
@ -1424,6 +1436,7 @@ freebsd11_nfstat(struct thread *td, struct freebsd11_nfstat_args *uap)
}
#endif /* COMPAT_FREEBSD11 */
#ifndef __rtems__
/*
* Return pathconf information about a file descriptor.
*/
@ -1480,6 +1493,7 @@ out:
fdrop(fp, td);
return (error);
}
#endif /* __rtems__ */
/*
* Initialize filecaps structure.
@ -1614,6 +1628,7 @@ static void
filecaps_validate(const struct filecaps *fcaps, const char *func)
{
#ifndef __rtems__
KASSERT(cap_rights_is_valid(&fcaps->fc_rights),
("%s: invalid rights", func));
KASSERT((fcaps->fc_fcntls & ~CAP_FCNTL_ALL) == 0,
@ -1627,6 +1642,7 @@ filecaps_validate(const struct filecaps *fcaps, const char *func)
KASSERT(fcaps->fc_nioctls == 0 ||
cap_rights_is_set(&fcaps->fc_rights, CAP_IOCTL),
("%s: ioctls without CAP_IOCTL", func));
#endif /* __rtems__ */
}
static void
@ -1875,10 +1891,12 @@ falloc_noinstall(struct thread *td, struct file **resultfp)
priv_check(td, PRIV_MAXFILES) != 0) ||
openfiles_new >= maxfiles) {
atomic_subtract_int(&openfiles, 1);
#ifndef __rtems__
if (ppsratecheck(&lastfail, &curfail, 1)) {
printf("kern.maxfiles limit exceeded by uid %i, (%s) "
"please see tuning(7).\n", td->td_ucred->cr_ruid, td->td_proc->p_comm);
}
#endif /* __rtems__ */
return (ENFILE);
}
fp = uma_zalloc(file_zone, M_WAITOK);
@ -2032,6 +2050,7 @@ fdshare(struct filedesc *fdp)
return (fdp);
}
#ifndef __rtems__
/*
* Unshare a filedesc structure, if necessary by making a copy
*/
@ -2385,6 +2404,7 @@ fdsetugidsafety(struct thread *td)
}
}
}
#endif /* __rtems__ */
/*
* If a specific file object occupies a specific file descriptor, close the
@ -2407,6 +2427,7 @@ fdclose(struct thread *td, struct file *fp, int idx)
FILEDESC_XUNLOCK(fdp);
}
#ifndef __rtems__
/*
* Close any files on exec?
*/
@ -2432,6 +2453,7 @@ fdcloseexec(struct thread *td)
}
}
}
#endif /* __rtems__ */
/*
* It is unsafe for set[ug]id processes to be started with file
@ -2500,6 +2522,7 @@ closef(struct file *fp, struct thread *td)
*/
if (fp->f_type == DTYPE_VNODE && td != NULL) {
vp = fp->f_vnode;
#ifndef __rtems__
if ((td->td_proc->p_leader->p_flag & P_ADVLOCK) != 0) {
lf.l_whence = SEEK_SET;
lf.l_start = 0;
@ -2508,6 +2531,7 @@ closef(struct file *fp, struct thread *td)
(void) VOP_ADVLOCK(vp, (caddr_t)td->td_proc->p_leader,
F_UNLCK, &lf, F_POSIX);
}
#endif /* __rtems__ */
fdtol = td->td_proc->p_fdtol;
if (fdtol != NULL) {
/*
@ -2519,8 +2543,10 @@ closef(struct file *fp, struct thread *td)
for (fdtol = fdtol->fdl_next;
fdtol != td->td_proc->p_fdtol;
fdtol = fdtol->fdl_next) {
#ifndef __rtems__
if ((fdtol->fdl_leader->p_flag &
P_ADVLOCK) == 0)
#endif /* __rtems__ */
continue;
fdtol->fdl_holdcount++;
FILEDESC_XUNLOCK(fdp);
@ -2720,6 +2746,18 @@ fget_unlocked(struct filedesc *fdp, int fd, cap_rights_t *needrightsp,
*seqp = seq;
#endif
}
#ifdef __rtems__
if (fp->f_io != NULL) {
rtems_libio_iop_hold(fp->f_io);
if (RTEMS_BSD_DESCRIP_TRACE)
printf("bsd: fb: fget_unlocked: iop=%p %d (%d) fp=%p (%d) by %p\n",
fp->f_io, fp->f_io->data0, fp->f_io->flags >> 12,
fp, fp->f_count, __builtin_return_address(0));
} else if (RTEMS_BSD_DESCRIP_TRACE) {
printf("bsd: fb: fget_unlocked: iop=NULL -1 (0) fp=%p (%d) by %p\n",
fp, fp->f_count, __builtin_return_address(0));
}
#endif /* __rtems__ */
return (0);
}
@ -2764,11 +2802,13 @@ _fget(struct thread *td, int fd, struct file **fpp, int flags,
if ((fp->f_flag & flags) == 0)
error = EBADF;
break;
#ifndef __rtems__
case FEXEC:
if ((fp->f_flag & (FREAD | FEXEC)) == 0 ||
((fp->f_flag & FWRITE) != 0))
error = EBADF;
break;
#endif /* __rtems__ */
case 0:
break;
default:
@ -2791,6 +2831,7 @@ fget(struct thread *td, int fd, cap_rights_t *rightsp, struct file **fpp)
return (_fget(td, fd, fpp, 0, rightsp, NULL));
}
#ifndef __rtems__
int
fget_mmap(struct thread *td, int fd, cap_rights_t *rightsp, u_char *maxprotp,
struct file **fpp)
@ -2825,6 +2866,7 @@ fget_mmap(struct thread *td, int fd, cap_rights_t *rightsp, u_char *maxprotp,
#endif
return (error);
}
#endif /* __rtems__ */
int
fget_read(struct thread *td, int fd, cap_rights_t *rightsp, struct file **fpp)
@ -2944,12 +2986,14 @@ fgetvp_read(struct thread *td, int fd, cap_rights_t *rightsp, struct vnode **vpp
return (_fgetvp(td, fd, FREAD, rightsp, vpp));
}
#ifndef __rtems__
int
fgetvp_exec(struct thread *td, int fd, cap_rights_t *rightsp, struct vnode **vpp)
{
return (_fgetvp(td, fd, FEXEC, rightsp, vpp));
}
#endif /* __rtems__ */
#ifdef notyet
int
@ -2977,12 +3021,15 @@ _fdrop(struct file *fp, struct thread *td)
error = fo_close(fp, td);
atomic_subtract_int(&openfiles, 1);
crfree(fp->f_cred);
#ifndef __rtems__
free(fp->f_advice, M_FADVISE);
#endif /* __rtems__ */
uma_zfree(file_zone, fp);
return (error);
}
#ifndef __rtems__
/*
* Apply an advisory lock on a file descriptor.
*
@ -3201,6 +3248,7 @@ pwd_chroot(struct thread *td, struct vnode *vp)
vrele(oldvp);
return (0);
}
#endif /* __rtems__ */
void
pwd_chdir(struct thread *td, struct vnode *vp)
@ -3225,6 +3273,7 @@ pwd_chdir(struct thread *td, struct vnode *vp)
void
mountcheckdirs(struct vnode *olddp, struct vnode *newdp)
{
#ifndef __rtems__
struct filedesc *fdp;
struct prison *pr;
struct proc *p;
@ -3285,6 +3334,7 @@ mountcheckdirs(struct vnode *olddp, struct vnode *newdp)
sx_sunlock(&allprison_lock);
while (nrele--)
vrele(olddp);
#endif /* __rtems__ */
}
struct filedesc_to_leader *
@ -3312,6 +3362,7 @@ filedesc_to_leader_alloc(struct filedesc_to_leader *old, struct filedesc *fdp, s
return (fdtol);
}
#ifndef __rtems__
static int
sysctl_kern_proc_nfds(SYSCTL_HANDLER_ARGS)
{
@ -3810,6 +3861,7 @@ static SYSCTL_NODE(_kern_proc, KERN_PROC_OFILEDESC, ofiledesc,
CTLFLAG_RD|CTLFLAG_MPSAFE, sysctl_kern_proc_ofiledesc,
"Process ofiledesc entries");
#endif /* COMPAT_FREEBSD7 */
#endif /* __rtems__ */
int
vntype_to_kinfo(int vtype)
@ -3840,6 +3892,7 @@ vntype_to_kinfo(int vtype)
return (KF_VTYPE_UNKNOWN);
}
#ifndef __rtems__
static SYSCTL_NODE(_kern_proc, KERN_PROC_FILEDESC, filedesc,
CTLFLAG_RD|CTLFLAG_MPSAFE, sysctl_kern_proc_filedesc,
"Process filedesc entries");
@ -3911,6 +3964,7 @@ sysctl_kern_proc_cwd(SYSCTL_HANDLER_ARGS)
static SYSCTL_NODE(_kern_proc, KERN_PROC_CWD, cwd, CTLFLAG_RD|CTLFLAG_MPSAFE,
sysctl_kern_proc_cwd, "Process current working directory");
#endif /* __rtems__ */
#ifdef DDB
/*
@ -4059,7 +4113,11 @@ filelistinit(void *dummy)
NULL, NULL, NULL, NULL, UMA_ALIGN_PTR, 0);
mtx_init(&sigio_lock, "sigio lock", NULL, MTX_DEF);
}
#ifndef __rtems__
SYSINIT(select, SI_SUB_LOCK, SI_ORDER_FIRST, filelistinit, NULL);
#else /* __rtems__ */
SYSINIT(select_sub_lock, SI_SUB_LOCK, SI_ORDER_FIRST, filelistinit, NULL);
#endif /* __rtems__ */
/*-------------------------------------------------------------------*/
@ -4228,6 +4286,7 @@ invfo_sendfile(struct file *fp, int sockfd, struct uio *hdr_uio,
return (EINVAL);
}
#ifndef __rtems__
/*-------------------------------------------------------------------*/
/*
@ -4281,3 +4340,4 @@ fildesc_drvinit(void *unused)
}
SYSINIT(fildescdev, SI_SUB_DRIVERS, SI_ORDER_MIDDLE, fildesc_drvinit, NULL);
#endif /* __rtems__ */

274
freebsd/sys/kern/kern_event.c
View File

@ -81,8 +81,6 @@ __FBSDID("$FreeBSD$");
#include <vm/uma.h>
#ifdef __rtems__
#include <machine/rtems-bsd-syscall-api.h>
/* Maintain a global kqueue list on RTEMS */
static struct kqlist fd_kqlist;
#endif /* __rtems__ */
@ -131,7 +129,6 @@ static int kern_kevent_generic(struct thread *td,
struct g_kevent_args *uap,
struct kevent_copyops *k_ops, const char *struct_name);
#ifndef __rtems__
static fo_rdwr_t kqueue_read;
static fo_rdwr_t kqueue_write;
static fo_truncate_t kqueue_truncate;
@ -156,9 +153,6 @@ static struct fileops kqueueops = {
.fo_sendfile = invfo_sendfile,
.fo_fill_kinfo = kqueue_fill_kinfo,
};
#else /* __rtems__ */
static const rtems_filesystem_file_handlers_r kqueueops;
#endif /* __rtems__ */
static int knote_attach(struct knote *kn, struct kqueue *kq);
static void knote_drop(struct knote *kn, struct thread *td);
@ -399,14 +393,27 @@ static int
filt_fileattach(struct knote *kn)
{
#ifndef __rtems__
return (fo_kqfilter(kn->kn_fp, kn));
#else /* __rtems__ */
if ((kn->kn_status & KN_FP_IS_IOP) == 0) {
return (fo_kqfilter(kn->kn_fp, kn));
} else {
rtems_libio_t* iop = (rtems_libio_t*) kn->kn_fp;
return ((*iop->pathinfo.handlers->kqfilter_h)(iop, kn));
}
#endif /* __rtems__ */
}
/*ARGSUSED*/
static int
kqueue_kqfilter(struct file *fp, struct knote *kn)
{
#ifndef __rtems__
struct kqueue *kq = kn->kn_fp->f_data;
#else /* __rtems__ */
struct kqueue *kq = rtems_bsd_libio_knote_to_kq(kn);
#endif /* __rtems__ */
if (kn->kn_filter != EVFILT_READ)
return (EINVAL);
@ -417,20 +424,15 @@ kqueue_kqfilter(struct file *fp, struct knote *kn)
return (0);
}
#ifdef __rtems__
static int
rtems_bsd_kqueue_kqfilter(rtems_libio_t *iop, struct knote *kn)
{
struct file *fp = rtems_bsd_iop_to_fp(iop);
return kqueue_kqfilter(fp, kn);
}
#endif /* __rtems__ */
static void
filt_kqdetach(struct knote *kn)
{
#ifndef __rtems__
struct kqueue *kq = kn->kn_fp->f_data;
#else /* __rtems__ */
struct kqueue *kq = rtems_bsd_libio_knote_to_kq(kn);
#endif /* __rtems__ */
knlist_remove(&kq->kq_sel.si_note, kn, 0);
}
@ -439,7 +441,11 @@ filt_kqdetach(struct knote *kn)
static int
filt_kqueue(struct knote *kn, long hint)
{
#ifndef __rtems__
struct kqueue *kq = kn->kn_fp->f_data;
#else /* __rtems__ */
struct kqueue *kq = rtems_bsd_libio_knote_to_kq(kn);
#endif /* __rtems__ */
kn->kn_data = kq->kq_count;
return (kn->kn_data > 0);
@ -991,12 +997,6 @@ filt_usertouch(struct knote *kn, struct kevent *kev, u_long type)
}
}
#ifdef __rtems__
static int
kern_kqueue(struct thread *td, int flags, struct filecaps *fcaps);
static
#endif /* __rtems__ */
int
sys_kqueue(struct thread *td, struct kqueue_args *uap)
{
@ -1023,15 +1023,10 @@ kern_kqueue(struct thread *td, int flags, struct filecaps *fcaps)
struct ucred *cred;
int fd, error;
#ifndef __rtems__
fdp = td->td_proc->p_fd;
cred = td->td_ucred;
if (!chgkqcnt(cred->cr_ruidinfo, 1, lim_cur(td, RLIMIT_KQUEUES)))
return (ENOMEM);
#else /* __rtems__ */
(void)fdp;
(void)cred;
#endif /* __rtems__ */
error = falloc_caps(td, &fp, &fd, flags, fcaps);
if (error != 0) {
@ -1042,50 +1037,19 @@ kern_kqueue(struct thread *td, int flags, struct filecaps *fcaps)
/* An extra reference on `fp' has been held for us by falloc(). */
kq = malloc(sizeof *kq, M_KQUEUE, M_WAITOK | M_ZERO);
kqueue_init(kq);
#ifndef __rtems__
kq->kq_fdp = fdp;
kq->kq_cred = crhold(cred);
#endif /* __rtems__ */
#ifndef __rtems__
FILEDESC_XLOCK(fdp);
TAILQ_INSERT_HEAD(&fdp->fd_kqlist, kq, kq_list);
FILEDESC_XUNLOCK(fdp);
#else /* __rtems__ */
rtems_libio_lock();
TAILQ_INSERT_HEAD(&fd_kqlist, kq, kq_list);
rtems_libio_unlock();
#endif /* __rtems__ */
finit(fp, FREAD | FWRITE, DTYPE_KQUEUE, kq, &kqueueops);
#ifndef __rtems__
fdrop(fp, td);
#endif /* __rtems__ */
td->td_retval[0] = fd;
return (0);
}
#ifdef __rtems__
int
kqueue(void)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct kqueue_args ua;
int error;
if (td != NULL) {
error = sys_kqueue(td, &ua);
} else {
error = ENOMEM;
}
if (error == 0) {
return td->td_retval[0];
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
struct g_kevent_args {
int fd;
@ -1096,15 +1060,6 @@ struct g_kevent_args {
const struct timespec *timeout;
};
#ifdef __rtems__
static int kern_kevent(struct thread *td, int fd, int nchanges, int nevents,
struct kevent_copyops *k_ops, const struct timespec *timeout);
static int kern_kevent_fp(struct thread *td, struct file *fp, int nchanges,
int nevents, struct kevent_copyops *k_ops, const struct timespec *timeout);
static
#endif /* __rtems__ */
int
sys_kevent(struct thread *td, struct kevent_args *uap)
{
@ -1161,38 +1116,6 @@ kern_kevent_generic(struct thread *td, struct g_kevent_args *uap,
return (error);
}
#ifdef __rtems__
__weak_reference(kevent, _kevent);
int
kevent(int kq, const struct kevent *changelist, int nchanges,
struct kevent *eventlist, int nevents,
const struct timespec *timeout)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct kevent_args ua = {
.fd = kq,
.changelist = changelist,
.nchanges = nchanges,
.eventlist = eventlist,
.nevents = nevents,
.timeout = timeout
};
int error;
if (td != NULL) {
error = sys_kevent(td, &ua);
} else {
error = ENOMEM;
}
if (error == 0) {
return td->td_retval[0];
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
/*
* Copy 'count' items into the destination list pointed to by uap->eventlist.
@ -1503,6 +1426,9 @@ kqueue_register(struct kqueue *kq, struct kevent *kev, struct thread *td,
{
struct filterops *fops;
struct file *fp;
#ifdef __rtems__
rtems_libio_t* iop = NULL;
#endif /* __rtems__ */
struct knote *kn, *tkn;
struct knlist *knl;
int error, filt, event;
@ -1540,15 +1466,39 @@ findkn:
if (kev->ident > INT_MAX)
error = EBADF;
else
#ifndef __rtems__
error = fget(td, kev->ident, &cap_event_rights, &fp);
#else /* __rtems__ */
{
int ffd = rtems_bsd_libio_iop_hold(kev->ident, &iop);
if (ffd < 0)
error = EBADF;
else {
if (iop == NULL)
error = fget(td, ffd, &cap_event_rights, &fp);
else
fp = NULL;
}
}
#endif /* __rtems__ */
if (error)
goto done;
if ((kev->flags & EV_ADD) == EV_ADD && kqueue_expand(kq, fops,
kev->ident, M_NOWAIT) != 0) {
#ifndef __rtems__
/* try again */
fdrop(fp, td);
fp = NULL;
#else /* __rtems__ */
if (fp != NULL) {
fdrop(fp, td);
fp = NULL;
} else if (iop != NULL) {
rtems_libio_iop_drop(iop);
iop = NULL;
}
#endif /* __rtems__ */
error = kqueue_expand(kq, fops, kev->ident, mflag);
if (error)
goto done;
@ -1558,7 +1508,7 @@ findkn:
#ifndef __rtems__
if (fp->f_type == DTYPE_KQUEUE) {
#else /* __rtems__ */
if (fp->f_io.pathinfo.handlers == &kqueueops) {
if (fp != NULL && fp->f_type == DTYPE_KQUEUE) {
#endif /* __rtems__ */
/*
* If we add some intelligence about what we are doing,
@ -1632,6 +1582,12 @@ findkn:
fdrop(fp, td);
fp = NULL;
}
#ifdef __rtems__
if (iop != NULL) {
rtems_libio_iop_drop(iop);
iop = NULL;
}
#endif /* __rtems__ */
goto findkn;
}
@ -1647,7 +1603,17 @@ findkn:
error = ENOMEM;
goto done;
}
#ifndef __rtems__
kn->kn_fp = fp;
#else /* __rtems__ */
if (fp != NULL) {
kn->kn_fp = fp;
kn->kn_status = 0;
} else if (iop != NULL) {
rtems_bsd_libio_iop_to_knote(kn, iop);
kn->kn_status = KN_FP_IS_IOP;
}
#endif /* __rtems__ */
kn->kn_kq = kq;
kn->kn_fop = fops;
/*
@ -1656,6 +1622,9 @@ findkn:
*/
fops = NULL;
fp = NULL;
#ifdef __rtems__
iop = NULL;
#endif /* __rtems__ */
kn->kn_sfflags = kev->fflags;
kn->kn_sdata = kev->data;
@ -1664,7 +1633,11 @@ findkn:
kn->kn_kevent = *kev;
kn->kn_kevent.flags &= ~(EV_ADD | EV_DELETE |
EV_ENABLE | EV_DISABLE | EV_FORCEONESHOT);
#ifndef __rtems__
kn->kn_status = KN_DETACHED;
#else /* __rtems__ */
kn->kn_status |= KN_DETACHED;
#endif /* __rtems__ */
if ((kev->flags & EV_DISABLE) != 0)
kn->kn_status |= KN_DISABLED;
kn_enter_flux(kn);
@ -1757,6 +1730,10 @@ done:
FILEDESC_XUNLOCK(td->td_proc->p_fd);
if (fp != NULL)
fdrop(fp, td);
#ifdef __rtems__
if (iop != NULL)
rtems_libio_iop_drop(iop);
#endif /* __rtems__ */
knote_free(tkn);
if (fops != NULL)
kqueue_fo_release(filt);
@ -1772,11 +1749,7 @@ kqueue_acquire(struct file *fp, struct kqueue **kqp)
error = 0;
kq = fp->f_data;
#ifndef __rtems__
if (fp->f_type != DTYPE_KQUEUE || kq == NULL)
#else /* __rtems__ */
if (fp->f_io.pathinfo.handlers != &kqueueops || kq == NULL)
#endif /* __rtems__ */
return (EBADF);
*kqp = kq;
KQ_LOCK(kq);
@ -2117,7 +2090,6 @@ done_nl:
return (error);
}
#ifndef __rtems__
/*ARGSUSED*/
static int
kqueue_ioctl(struct file *fp, u_long cmd, void *data,
@ -2165,7 +2137,6 @@ kqueue_ioctl(struct file *fp, u_long cmd, void *data,
return (ENOTTY);
}
#endif /* __rtems__ */
/*ARGSUSED*/
static int
@ -2193,39 +2164,14 @@ kqueue_poll(struct file *fp, int events, struct ucred *active_cred,
KQ_UNLOCK(kq);
return (revents);
}
#ifdef __rtems__
static int
rtems_bsd_kqueue_poll(rtems_libio_t *iop, int events)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
int error;
if (td != NULL) {
error = kqueue_poll(fp, events, NULL, td);
} else {
error = ENOMEM;
}
return error;
}
#endif /* __rtems__ */
/*ARGSUSED*/
#ifndef __rtems__
static int
kqueue_stat(struct file *fp, struct stat *st, struct ucred *active_cred,
struct thread *td)
{
bzero((void *)st, sizeof *st);
#else /* __rtems__ */
static int
rtems_bsd_kqueue_stat(const rtems_filesystem_location_info_t *loc,
struct stat *st)
{
(void) loc;
#endif /* __rtems__ */
/*
* We no longer return kq_count because the unlocked value is useless.
* If you spent all this time getting the count, why not spend your
@ -2304,10 +2250,8 @@ static void
kqueue_destroy(struct kqueue *kq)
{
#ifndef __rtems__
KASSERT(kq->kq_fdp == NULL,
("kqueue still attached to a file descriptor"));
#endif /* __rtems__ */
seldrain(&kq->kq_sel);
knlist_destroy(&kq->kq_sel.si_note);
mtx_destroy(&kq->kq_lock);
@ -2333,7 +2277,6 @@ kqueue_close(struct file *fp, struct thread *td)
return error;
kqueue_drain(kq, td);
#ifndef __rtems__
/*
* We could be called due to the knote_drop() doing fdrop(),
* called from kqueue_register(). In this case the global
@ -2350,12 +2293,6 @@ kqueue_close(struct file *fp, struct thread *td)
TAILQ_REMOVE(&fdp->fd_kqlist, kq, kq_list);
if (filedesc_unlock)
FILEDESC_XUNLOCK(fdp);
#else /* __rtems__ */
(void)filedesc_unlock;
rtems_libio_lock();
TAILQ_REMOVE(&fd_kqlist, kq, kq_list);
rtems_libio_unlock();
#endif /* __rtems__ */
kqueue_destroy(kq);
chgkqcnt(kq->kq_cred->cr_ruidinfo, -1, 0);
@ -2365,25 +2302,7 @@ kqueue_close(struct file *fp, struct thread *td)
return (0);
}
#ifdef __rtems__
static int
rtems_bsd_kqueue_close(rtems_libio_t *iop)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
int error;
if (td != NULL) {
error = kqueue_close(fp, td);
} else {
error = ENOMEM;
}
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
#ifndef __rtems__
static int
kqueue_fill_kinfo(struct file *fp, struct kinfo_file *kif, struct filedesc *fdp)
{
@ -2391,7 +2310,6 @@ kqueue_fill_kinfo(struct file *fp, struct kinfo_file *kif, struct filedesc *fdp)
kif->kf_type = KF_TYPE_KQUEUE;
return (0);
}
#endif /* __rtems__ */
static void
kqueue_wakeup(struct kqueue *kq)
@ -2756,28 +2674,18 @@ again: /* need to reacquire lock since we have dropped it */
void
knote_fdclose(struct thread *td, int fd)
{
#ifndef __rtems__
struct filedesc *fdp = td->td_proc->p_fd;
#endif /* __rtems__ */
struct kqueue *kq;
struct knote *kn;
int influx;
#ifndef __rtems__
FILEDESC_XLOCK_ASSERT(fdp);
#endif /* __rtems__ */
/*
* We shouldn't have to worry about new kevents appearing on fd
* since filedesc is locked.
*/
#ifndef __rtems__
TAILQ_FOREACH(kq, &fdp->fd_kqlist, kq_list) {
#else /* __rtems__ */
/* FIXME: Use separate lock? */
rtems_libio_lock();
TAILQ_FOREACH(kq, &fd_kqlist, kq_list) {
#endif /* __rtems__ */
KQ_LOCK(kq);
again:
@ -2800,9 +2708,6 @@ again:
}
KQ_UNLOCK_FLUX(kq);
}
#ifdef __rtems__
rtems_libio_unlock();
#endif /* __rtems__ */
}
static int
@ -2865,7 +2770,14 @@ knote_drop_detached(struct knote *kn, struct thread *td)
KQ_UNLOCK_FLUX(kq);
if (kn->kn_fop->f_isfd) {
#ifndef __rtems__
fdrop(kn->kn_fp, td);
#else /* __rtems__ */
if ((kn->kn_status & KN_FP_IS_IOP) == 0)
fdrop(kn->kn_fp, td);
else
rtems_libio_iop_drop((rtems_libio_t*) kn->kn_fp);
#endif /* __rtems__ */
kn->kn_fp = NULL;
}
kqueue_fo_release(kn->kn_kevent.filter);
@ -2947,23 +2859,3 @@ noacquire:
fdrop(fp, td);
return (error);
}
#ifdef __rtems__
static const rtems_filesystem_file_handlers_r kqueueops = {
.open_h = rtems_filesystem_default_open,
.close_h = rtems_bsd_kqueue_close,
.read_h = rtems_filesystem_default_read,
.write_h = rtems_filesystem_default_write,
.ioctl_h = rtems_filesystem_default_ioctl,
.lseek_h = rtems_filesystem_default_lseek,
.fstat_h = rtems_bsd_kqueue_stat,
.ftruncate_h = rtems_filesystem_default_ftruncate,
.fsync_h = rtems_filesystem_default_fsync_or_fdatasync,
.fdatasync_h = rtems_filesystem_default_fsync_or_fdatasync,
.fcntl_h = rtems_filesystem_default_fcntl,
.poll_h = rtems_bsd_kqueue_poll,
.kqfilter_h = rtems_bsd_kqueue_kqfilter,
.readv_h = rtems_filesystem_default_readv,
.writev_h = rtems_filesystem_default_writev,
.mmap_h = rtems_filesystem_default_mmap
};
#endif /* __rtems__ */

2
freebsd/sys/kern/kern_mib.c
View File

@ -71,10 +71,8 @@ SYSCTL_ROOT_NODE(CTL_KERN, kern, CTLFLAG_RW|CTLFLAG_CAPRD, 0,
"High kernel, proc, limits &c");
SYSCTL_ROOT_NODE(CTL_VM, vm, CTLFLAG_RW, 0,
"Virtual memory");
#ifndef __rtems__
SYSCTL_ROOT_NODE(CTL_VFS, vfs, CTLFLAG_RW, 0,
"File system");
#endif /* __rtems__ */
SYSCTL_ROOT_NODE(CTL_NET, net, CTLFLAG_RW, 0,
"Network, (see socket.h)");
SYSCTL_ROOT_NODE(CTL_DEBUG, debug, CTLFLAG_RW, 0,

4
freebsd/sys/kern/kern_sysctl.c
View File

@ -1773,11 +1773,7 @@ sysctl_new_kernel(struct sysctl_req *req, void *p, size_t l)
int
kernel_sysctl(struct thread *td, int *name, u_int namelen, void *old,
#ifndef __rtems__
size_t *oldlenp, void *new, size_t newlen, size_t *retval, int flags)
#else /* __rtems__ */
size_t *oldlenp, const void *new, size_t newlen, size_t *retval, int flags)
#endif /* __rtems__ */
{
int error = 0;
struct sysctl_req req;

4
freebsd/sys/kern/subr_pctrie.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
@ -49,7 +51,7 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_ddb.h"
#include <rtems/bsd/local/opt_ddb.h>
#include <sys/param.h>
#include <sys/systm.h>

2
freebsd/sys/kern/subr_uio.c
View File

@ -296,7 +296,6 @@ out:
return (error);
}
#ifndef __rtems__
/*
* Wrapper for uiomove() that validates the arguments against a known-good
* kernel buffer. Currently, uiomove accepts a signed (n) argument, which
@ -319,6 +318,7 @@ uiomove_frombuf(void *buf, int buflen, struct uio *uio)
return (uiomove((char *)buf + offset, n, uio));
}
#ifndef __rtems__
/*
* Give next character to user as result of read.
*/

216
freebsd/sys/kern/sys_generic.c
View File

@ -77,12 +77,6 @@ __FBSDID("$FreeBSD$");
#endif
#include <security/audit/audit.h>
#ifdef __rtems__
#include <machine/rtems-bsd-syscall-api.h>
static int kern_select(struct thread *, int, fd_set *, fd_set *,
fd_set *, struct timeval *, int);
#endif /* __rtems__ */
/*
* The following macro defines how many bytes will be allocated from
@ -98,7 +92,6 @@ static int kern_select(struct thread *, int, fd_set *, fd_set *,
#define SYS_IOCTL_SMALL_SIZE 128 /* bytes */
#define SYS_IOCTL_SMALL_ALIGN 8 /* bytes */
#ifndef __rtems__
#ifdef __LP64__
static int iosize_max_clamp = 0;
SYSCTL_INT(_debug, OID_AUTO, iosize_max_clamp, CTLFLAG_RW,
@ -108,6 +101,7 @@ SYSCTL_INT(_debug, OID_AUTO, devfs_iosize_max_clamp, CTLFLAG_RW,
&devfs_iosize_max_clamp, 0, "Clamp max i/o size to INT_MAX for devices");
#endif
#ifndef __rtems__
/*
* Assert that the return value of read(2) and write(2) syscalls fits
* into a register. If not, an architecture will need to provide the
@ -130,12 +124,10 @@ static int selscan(struct thread *, fd_mask **, fd_mask **, int);
static int selrescan(struct thread *, fd_mask **, fd_mask **);
static void selfdalloc(struct thread *, void *);
static void selfdfree(struct seltd *, struct selfd *);
#ifndef __rtems__
static int dofileread(struct thread *, int, struct file *, struct uio *,
off_t, int);
static int dofilewrite(struct thread *, int, struct file *, struct uio *,
off_t, int);
#endif /* __rtems__ */
static void doselwakeup(struct selinfo *, int);
static void seltdinit(struct thread *);
static int seltdwait(struct thread *, sbintime_t, sbintime_t);
@ -176,7 +168,6 @@ struct selfd {
static uma_zone_t selfd_zone;
static struct mtx_pool *mtxpool_select;
#ifndef __rtems__
#ifdef __LP64__
size_t
devfs_iosize_max(void)
@ -221,6 +212,7 @@ sys_read(struct thread *td, struct read_args *uap)
return (error);
}
#ifndef __rtems__
/*
* Positioned read system call
*/
@ -267,6 +259,7 @@ freebsd6_pread(struct thread *td, struct freebsd6_pread_args *uap)
return (kern_pread(td, uap->fd, uap->buf, uap->nbyte, uap->offset));
}
#endif
#endif /* __rtems__ */
/*
* Scatter read system call.
@ -306,6 +299,7 @@ kern_readv(struct thread *td, int fd, struct uio *auio)
return (error);
}
#ifndef __rtems__
/*
* Scatter positioned read system call.
*/
@ -350,6 +344,7 @@ kern_preadv(struct thread *td, int fd, struct uio *auio, off_t offset)
fdrop(fp, td);
return (error);
}
#endif /* __rtems__ */
/*
* Common code for readv and preadv that reads data in
@ -422,6 +417,7 @@ sys_write(struct thread *td, struct write_args *uap)
return (error);
}
#ifndef __rtems__
/*
* Positioned write system call.
*/
@ -469,6 +465,7 @@ freebsd6_pwrite(struct thread *td, struct freebsd6_pwrite_args *uap)
return (kern_pwrite(td, uap->fd, uap->buf, uap->nbyte, uap->offset));
}
#endif
#endif /* __rtems__ */
/*
* Gather write system call.
@ -508,6 +505,7 @@ kern_writev(struct thread *td, int fd, struct uio *auio)
return (error);
}
#ifndef __rtems__
/*
* Gather positioned write system call.
*/
@ -552,6 +550,7 @@ kern_pwritev(struct thread *td, int fd, struct uio *auio, off_t offset)
fdrop(fp, td);
return (error);
}
#endif /* __rtems__ */
/*
* Common code for writev and pwritev that writes data to
@ -583,12 +582,14 @@ dofilewrite(struct thread *td, int fd, struct file *fp, struct uio *auio,
if (auio->uio_resid != cnt && (error == ERESTART ||
error == EINTR || error == EWOULDBLOCK))
error = 0;
#ifndef __rtems__
/* Socket layer is responsible for issuing SIGPIPE. */
if (fp->f_type != DTYPE_SOCKET && error == EPIPE) {
PROC_LOCK(td->td_proc);
tdsignal(td, SIGPIPE);
PROC_UNLOCK(td->td_proc);
}
#endif /* __rtems__ */
}
cnt -= auio->uio_resid;
#ifdef KTRACE
@ -678,7 +679,11 @@ sys_ioctl(struct thread *td, struct ioctl_args *uap)
if (uap->com > 0xffffffff) {
printf(
"WARNING pid %d (%s): ioctl sign-extension ioctl %lx\n",
#ifndef __rtems__
td->td_proc->p_pid, td->td_name, uap->com);
#else /* __rtems__ */
1, "BSD", uap->com);
#endif /* __rtems__ */
uap->com &= 0xffffffff;
}
com = uap->com;
@ -706,7 +711,11 @@ sys_ioctl(struct thread *td, struct ioctl_args *uap)
size = 0;
} else {
if (size > SYS_IOCTL_SMALL_SIZE)
#ifndef __rtems__
data = malloc((u_long)size, M_IOCTLOPS, M_WAITOK);
#else /* __rtems__ */
panic("libbsd: ioctl size too big");
#endif /* __rtems__ */
else
data = smalldata;
}
@ -730,8 +739,10 @@ sys_ioctl(struct thread *td, struct ioctl_args *uap)
error = copyout(data, uap->data, (u_int)size);
out:
#ifndef __rtems__
if (size > SYS_IOCTL_SMALL_SIZE)
free(data, M_IOCTLOPS);
#endif /* __rtems__ */
return (error);
}
@ -835,7 +846,6 @@ out:
fdrop(fp, td);
return (error);
}
#endif /* __rtems__ */
int
poll_no_poll(int events)
@ -853,7 +863,6 @@ poll_no_poll(int events)
return (events & (POLLIN | POLLOUT | POLLRDNORM | POLLWRNORM));
}
#ifndef __rtems__
int
sys_pselect(struct thread *td, struct pselect_args *uap)
{
@ -887,6 +896,7 @@ kern_pselect(struct thread *td, int nd, fd_set *in, fd_set *ou, fd_set *ex,
{
int error;
#ifndef __rtems__
if (uset != NULL) {
error = kern_sigprocmask(td, SIG_SETMASK, uset,
&td->td_oldsigmask, 0);
@ -902,6 +912,7 @@ kern_pselect(struct thread *td, int nd, fd_set *in, fd_set *ou, fd_set *ex,
td->td_flags |= TDF_ASTPENDING;
thread_unlock(td);
}
#endif /* __rtems__ */
error = kern_select(td, nd, in, ou, ex, tvp, abi_nfdbits);
return (error);
}
@ -930,7 +941,6 @@ sys_select(struct thread *td, struct select_args *uap)
return (kern_select(td, uap->nd, uap->in, uap->ou, uap->ex, tvp,
NFDBITS));
}
#endif /* __rtems__ */
/*
* In the unlikely case when user specified n greater then the last
@ -1000,14 +1010,11 @@ kern_select(struct thread *td, int nd, fd_set *fd_in, fd_set *fd_ou,
if (nd < 0)
return (EINVAL);
#ifndef __rtems__
fdp = td->td_proc->p_fd;
#endif /* __rtems__ */
ndu = nd;
#ifndef __rtems__
lf = fdp->fd_lastfile;
#else /* __rtems__ */
(void) fdp;
lf = rtems_libio_number_iops;
#endif /* __rtems__ */
if (nd > lf + 1)
@ -1162,65 +1169,6 @@ done:
return (error);
}
#ifdef __rtems__
int
select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *errorfds,
struct timeval *timeout)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
int error;
if (td != NULL) {
error = kern_select(td, nfds, readfds, writefds, errorfds,
timeout, NFDBITS);
} else {
error = ENOMEM;
}
if (error == 0) {
return td->td_retval[0];
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
int
pselect(int nfds, fd_set *readfds, fd_set *writefds, fd_set *errorfds,
const struct timespec *timeout, const sigset_t *set)
{
struct thread *td;
int error;
if (set != NULL) {
rtems_set_errno_and_return_minus_one(ENOSYS);
}
td = rtems_bsd_get_curthread_or_null();
if (td != NULL) {
struct timeval tv;
struct timeval *tvp;
if (timeout != NULL) {
TIMESPEC_TO_TIMEVAL(&tv, timeout);
tvp = &tv;
} else {
tvp = NULL;
}
error = kern_select(td, nfds, readfds, writefds, errorfds,
tvp, NFDBITS);
} else {
error = ENOMEM;
}
if (error == 0) {
return td->td_retval[0];
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
/*
* Convert a select bit set to poll flags.
@ -1291,6 +1239,17 @@ selsetbits(fd_mask **ibits, fd_mask **obits, int idx, fd_mask bit, int events)
static __inline int
getselfd_cap(struct filedesc *fdp, int fd, struct file **fpp)
{
#ifdef __rtems__
rtems_libio_t *iop;
int ffd = rtems_bsd_libio_iop_hold(fd, &iop);
if (ffd < 0)
return EBADF;
if (iop != NULL) {
*fpp = NULL;
return 0;
}
fd = ffd;
#endif /* __rtems__ */
return (fget_unlocked(fdp, fd, &cap_event_rights, fpp, NULL));
}
@ -1312,11 +1271,7 @@ selrescan(struct thread *td, fd_mask **ibits, fd_mask **obits)
int fd, ev, n, idx;
int error;
#ifndef __rtems__
fdp = td->td_proc->p_fd;
#else /* __rtems__ */
fdp = NULL;
#endif /* __rtems__ */
stp = td->td_sel;
n = 0;
STAILQ_FOREACH_SAFE(sfp, &stp->st_selq, sf_link, sfn) {
@ -1331,8 +1286,15 @@ selrescan(struct thread *td, fd_mask **ibits, fd_mask **obits)
return (error);
idx = fd / NFDBITS;
bit = (fd_mask)1 << (fd % NFDBITS);
#ifndef __rtems__
ev = fo_poll(fp, selflags(ibits, idx, bit), td->td_ucred, td);
fdrop(fp, td);
#else /* __rtems__ */
ev = rtems_bsd_libio_fo_poll(fd, fp, selflags(ibits, idx, bit),
td->td_ucred, td);
if (fp != NULL)
fdrop(fp, td);
#endif /* __rtems__ */
if (ev != 0)
n += selsetbits(ibits, obits, idx, bit, ev);
}
@ -1355,11 +1317,7 @@ selscan(struct thread *td, fd_mask **ibits, fd_mask **obits, int nfd)
int n, idx;
int error;
#ifndef __rtems__
fdp = td->td_proc->p_fd;
#else /* __rtems__ */
fdp = NULL;
#endif /* __rtems__ */
n = 0;
for (idx = 0, fd = 0; fd < nfd; idx++) {
end = imin(fd + NFDBITS, nfd);
@ -1372,8 +1330,16 @@ selscan(struct thread *td, fd_mask **ibits, fd_mask **obits, int nfd)
if (error)
return (error);
selfdalloc(td, (void *)(uintptr_t)fd);
#ifndef __rtems__
ev = fo_poll(fp, flags, td->td_ucred, td);
fdrop(fp, td);
#else /* __rtems__ */
ev = rtems_bsd_libio_fo_poll(fd, fp,
selflags(ibits, idx, bit),
td->td_ucred, td);
if (fp != NULL)
fdrop(fp, td);
#endif /* __rtems__ */
if (ev != 0)
n += selsetbits(ibits, obits, idx, bit, ev);
}
@ -1383,12 +1349,6 @@ selscan(struct thread *td, fd_mask **ibits, fd_mask **obits, int nfd)
return (0);
}
#ifdef __rtems__
static int kern_poll(struct thread *td, struct pollfd *fds, u_int nfds,
struct timespec *tsp, sigset_t *uset);
static
#endif /* __rtems__ */
int
sys_poll(struct thread *td, struct poll_args *uap)
{
@ -1507,31 +1467,6 @@ out:
free(bits, M_TEMP);
return (error);
}
#ifdef __rtems__
int
poll(struct pollfd fds[], nfds_t nfds, int timeout)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct poll_args ua = {
.fds = &fds[0],
.nfds = nfds,
.timeout = timeout
};
int error;
if (td != NULL) {
error = sys_poll(td, &ua);
} else {
error = ENOMEM;
}
if (error == 0) {
return td->td_retval[0];
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
#ifndef __rtems__
int
@ -1577,11 +1512,7 @@ pollrescan(struct thread *td)
int n;
n = 0;
#ifndef __rtems__
fdp = td->td_proc->p_fd;
#else /* __rtems__ */
fdp = NULL;
#endif /* __rtems__ */
stp = td->td_sel;
FILEDESC_SLOCK(fdp);
STAILQ_FOREACH_SAFE(sfp, &stp->st_selq, sf_link, sfn) {
@ -1593,15 +1524,24 @@ pollrescan(struct thread *td)
continue;
#ifndef __rtems__
fp = fdp->fd_ofiles[fd->fd].fde_file;
#else /* __rtems__ */
fget_unlocked(fdp, fd->fd, NULL, &fp, NULL);
#endif /* __rtems__ */
#ifdef CAPABILITIES
if (fp == NULL ||
cap_check(cap_rights(fdp, fd->fd), &cap_event_rights) != 0)
#else
if (fp == NULL)
#endif
#else /* __rtems__ */
rtems_libio_t* iop;
int ffd = rtems_bsd_libio_iop_hold(fd->fd, &iop);
if (ffd >= 0) {
if (iop == NULL) {
fp = fdp->fd_ofiles[ffd].fde_file;
} else {
fp = NULL;
}
}
else
#endif /* __rtems__ */
{
fd->revents = POLLNVAL;
n++;
@ -1612,9 +1552,10 @@ pollrescan(struct thread *td)
* Note: backend also returns POLLHUP and
* POLLERR if appropriate.
*/
#ifndef __rtems__
fd->revents = fo_poll(fp, fd->events, td->td_ucred, td);
#ifdef __rtems__
rtems_libio_iop_drop(&fp->f_io);
#else /* __rtems__ */
fd->revents = rtems_bsd_libio_fo_poll(ffd, fp, fd->events, td->td_ucred, td);
#endif /* __rtems__ */
if (fd->revents != 0)
n++;
@ -1650,11 +1591,7 @@ pollout(struct thread *td, struct pollfd *fds, struct pollfd *ufds, u_int nfd)
static int
pollscan(struct thread *td, struct pollfd *fds, u_int nfd)
{
#ifndef __rtems__
struct filedesc *fdp = td->td_proc->p_fd;
#else /* __rtems__ */
struct filedesc *fdp = NULL;
#endif /* __rtems__ */
struct file *fp;
int i, n = 0;
@ -1663,7 +1600,7 @@ pollscan(struct thread *td, struct pollfd *fds, u_int nfd)
#ifndef __rtems__
if (fds->fd > fdp->fd_lastfile) {
#else /* __rtems__ */
if ((uint32_t)fds->fd >= rtems_libio_number_iops) {
if (fds->fd >= (int) rtems_libio_number_iops) {
#endif /* __rtems__ */
fds->revents = POLLNVAL;
n++;
@ -1672,15 +1609,24 @@ pollscan(struct thread *td, struct pollfd *fds, u_int nfd)
} else {
#ifndef __rtems__
fp = fdp->fd_ofiles[fds->fd].fde_file;
#else /* __rtems__ */
fget_unlocked(fdp, fds->fd, NULL, &fp, NULL);
#endif /* __rtems__ */
#ifdef CAPABILITIES
if (fp == NULL ||
cap_check(cap_rights(fdp, fds->fd), &cap_event_rights) != 0)
#else
if (fp == NULL)
#endif
#else /* __rtems__ */
rtems_libio_t* iop;
int ffd = rtems_bsd_libio_iop_hold(fds->fd, &iop);
if (ffd >= 0) {
if (iop == NULL) {
fp = fdp->fd_ofiles[ffd].fde_file;
} else {
fp = NULL;
}
}
if (ffd < 0)
#endif /* __rtems__ */
{
fds->revents = POLLNVAL;
n++;
@ -1690,10 +1636,12 @@ pollscan(struct thread *td, struct pollfd *fds, u_int nfd)
* POLLERR if appropriate.
*/
selfdalloc(td, fds);
#ifndef __rtems__
fds->revents = fo_poll(fp, fds->events,
td->td_ucred, td);
#ifdef __rtems__
rtems_libio_iop_drop(&fp->f_io);
#else /* __rtems__ */
fds->revents = rtems_bsd_libio_fo_poll(ffd, fp, fds->events,
td->td_ucred, td);
#endif /* __rtems__ */
/*
* POSIX requires POLLOUT to be never
@ -2038,6 +1986,8 @@ kern_posix_error(struct thread *td, int error)
#include <rtems/score/objectimpl.h>
#include <rtems/score/threadimpl.h>
#include <sys/socket.h>
#include <rtems/bsd/util.h>
static void

368
freebsd/sys/kern/sys_pipe.c
View File

@ -147,7 +147,6 @@ __FBSDID("$FreeBSD$");
/*
* interfaces to the outside world
*/
#ifndef __rtems__
static fo_rdwr_t pipe_read;
static fo_rdwr_t pipe_write;
static fo_truncate_t pipe_truncate;
@ -175,52 +174,9 @@ struct fileops pipeops = {
.fo_fill_kinfo = pipe_fill_kinfo,
.fo_flags = DFLAG_PASSABLE
};
#else /* __rtems__ */
#define PIPE_NODIRECT
#define PRIBIO (0)
static int rtems_bsd_pipe_open(rtems_libio_t *iop, const char *path,
int oflag, mode_t mode);
static int rtems_bsd_pipe_close(rtems_libio_t *iop);
static ssize_t rtems_bsd_pipe_read(rtems_libio_t *iop, void *buffer,
size_t count);
static ssize_t rtems_bsd_pipe_readv(rtems_libio_t *iop,
const struct iovec *iov, int iovcnt, ssize_t total);
static ssize_t rtems_bsd_pipe_write(rtems_libio_t *iop, const void *buffer,
size_t count);
static ssize_t rtems_bsd_pipe_writev(rtems_libio_t *iop,
const struct iovec *iov, int iovcnt, ssize_t total);
static int rtems_bsd_pipe_ioctl(rtems_libio_t *iop, ioctl_command_t request,
void *buffer);
static int rtems_bsd_pipe_stat(const rtems_filesystem_location_info_t *loc,
struct stat *buf);
static int rtems_bsd_pipe_fcntl(rtems_libio_t *iop, int cmd);
static int rtems_bsd_pipe_poll(rtems_libio_t *iop, int events);
int rtems_bsd_pipe_kqfilter(rtems_libio_t *iop, struct knote *kn);
static const rtems_filesystem_file_handlers_r pipeops = {
.open_h = rtems_bsd_pipe_open,
.close_h = rtems_bsd_pipe_close,
.read_h = rtems_bsd_pipe_read,
.write_h = rtems_bsd_pipe_write,
.ioctl_h = rtems_bsd_pipe_ioctl,
.lseek_h = rtems_filesystem_default_lseek,
.fstat_h = rtems_bsd_pipe_stat,
.ftruncate_h = rtems_filesystem_default_ftruncate,
.fsync_h = rtems_filesystem_default_fsync_or_fdatasync,
.fdatasync_h = rtems_filesystem_default_fsync_or_fdatasync,
.fcntl_h = rtems_bsd_pipe_fcntl,
.poll_h = rtems_bsd_pipe_poll,
.kqfilter_h = rtems_bsd_pipe_kqfilter,
.readv_h = rtems_bsd_pipe_readv,
.writev_h = rtems_bsd_pipe_writev,
.mmap_h = rtems_filesystem_default_mmap
};
#ifdef __rtems__
long maxpipekva; /* Limit on pipe KVA */
static int kern_pipe(struct thread *, int [2], int, struct filecaps *,
struct filecaps *);
#endif /* __rtems__ */
static void filt_pipedetach(struct knote *kn);
@ -297,7 +253,11 @@ static uma_zone_t pipe_zone;
static struct unrhdr64 pipeino_unr;
static dev_t pipedev_ino;
#ifndef __rtems__
SYSINIT(vfs, SI_SUB_VFS, SI_ORDER_ANY, pipeinit, NULL);
#else /* __rtems__ */
SYSINIT(vfspip, SI_SUB_VFS, SI_ORDER_ANY, pipeinit, NULL);
#endif /* __rtems__ */
static void
pipeinit(void *dummy __unused)
@ -329,11 +289,7 @@ pipe_zone_ctor(void *mem, int size, void *arg, int flags)
*/
rpipe = &pp->pp_rpipe;
bzero(rpipe, sizeof(*rpipe));
#ifndef __rtems__
vfs_timestamp(&rpipe->pipe_ctime);
#else /* __rtems__ */
rpipe->pipe_ctime.tv_sec = time(NULL);
#endif /* __rtems__ */
rpipe->pipe_atime = rpipe->pipe_mtime = rpipe->pipe_ctime;
wpipe = &pp->pp_wpipe;
@ -484,22 +440,16 @@ kern_pipe(struct thread *td, int fildes[2], int flags, struct filecaps *fcaps1,
error = falloc_caps(td, &wf, &fd, flags, fcaps2);
if (error) {
fdclose(td, rf, fildes[0]);
#ifndef __rtems__
fdrop(rf, td);
#endif /* __rtems__ */
/* rpipe has been closed by fdrop(). */
pipeclose(wpipe);
return (error);
}
/* An extra reference on `wf' has been held for us by falloc_caps(). */
finit(wf, fflags, DTYPE_PIPE, wpipe, &pipeops);
#ifndef __rtems__
fdrop(wf, td);
#endif /* __rtems__ */
fildes[1] = fd;
#ifndef __rtems__
fdrop(rf, td);
#endif /* __rtems__ */
return (0);
}
@ -523,7 +473,6 @@ freebsd10_pipe(struct thread *td, struct freebsd10_pipe_args *uap __unused)
}
#endif
#ifndef __rtems__
int
sys_pipe2(struct thread *td, struct pipe2_args *uap)
{
@ -541,28 +490,7 @@ sys_pipe2(struct thread *td, struct pipe2_args *uap)
}
return (error);
}
#endif /* __rtems__ */
#ifdef __rtems__
int
pipe(int fildes[2])
{
struct thread *td = rtems_bsd_get_curthread_or_null();
int error;
if (td != NULL) {
error = kern_pipe(td, fildes, 0, NULL, NULL);
} else {
error = ENOMEM;
}
if (error == 0) {
return error;
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
/*
* Allocate kva for pipe circular buffer, the space is pageable
@ -852,11 +780,7 @@ pipe_read(struct file *fp, struct uio *uio, struct ucred *active_cred,
* Handle non-blocking mode operation or
* wait for more data.
*/
#ifndef __rtems__
if (fp->f_flag & FNONBLOCK) {
#else /* __rtems__ */
if (rtems_bsd_libio_flags_to_fflag(fp->f_io.flags) & FNONBLOCK) {
#endif /* __rtems__ */
error = EAGAIN;
} else {
rpipe->pipe_state |= PIPE_WANTR;
@ -876,11 +800,7 @@ locked_error:
/* XXX: should probably do this before getting any locks. */
if (error == 0)
#ifndef __rtems__
vfs_timestamp(&rpipe->pipe_atime);
#else /* __rtems__ */
rpipe->pipe_atime.tv_sec = time(NULL);
#endif /* __rtems__ */
unlocked_error:
--rpipe->pipe_busy;
@ -906,70 +826,6 @@ unlocked_error:
PIPE_UNLOCK(rpipe);
return (error);
}
#ifdef __rtems__
static ssize_t
rtems_bsd_pipe_read(rtems_libio_t *iop, void *buffer, size_t count)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct iovec iov = {
.iov_base = buffer,
.iov_len = count
};
struct uio auio = {
.uio_iov = &iov,
.uio_iovcnt = 1,
.uio_offset = 0,
.uio_resid = count,
.uio_segflg = UIO_USERSPACE,
.uio_rw = UIO_READ,
.uio_td = td
};
int error;
if (td != NULL) {
error = pipe_read(fp, &auio, NULL, 0, NULL);
} else {
error = ENOMEM;
}
if (error == 0) {
return (count - auio.uio_resid);
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
static ssize_t
rtems_bsd_pipe_readv(rtems_libio_t *iop, const struct iovec *iov,
int iovcnt, ssize_t total)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct uio auio = {
.uio_iov = __DECONST(struct iovec *, iov),
.uio_iovcnt = iovcnt,
.uio_offset = 0,
.uio_resid = total,
.uio_segflg = UIO_USERSPACE,
.uio_rw = UIO_READ,
.uio_td = td
};
int error;
if (td != NULL) {
error = pipe_read(fp, &auio, NULL, 0, NULL);
} else {
error = ENOMEM;
}
if (error == 0) {
return (total - auio.uio_resid);
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
#ifndef PIPE_NODIRECT
/*
@ -1388,11 +1244,7 @@ pipe_write(struct file *fp, struct uio *uio, struct ucred *active_cred,
/*
* don't block on non-blocking I/O
*/
#ifndef __rtems__
if (fp->f_flag & FNONBLOCK) {
#else /* __rtems__ */
if (rtems_bsd_libio_flags_to_fflag(fp->f_io.flags) & FNONBLOCK) {
#endif /* __rtems__ */
error = EAGAIN;
pipeunlock(wpipe);
break;
@ -1440,11 +1292,7 @@ pipe_write(struct file *fp, struct uio *uio, struct ucred *active_cred,
error = 0;
if (error == 0)
#ifndef __rtems__
vfs_timestamp(&wpipe->pipe_mtime);
#else /* __rtems__ */
wpipe->pipe_mtime.tv_sec = time(NULL);
#endif /* __rtems__ */
/*
* We have something to offer,
@ -1457,73 +1305,8 @@ pipe_write(struct file *fp, struct uio *uio, struct ucred *active_cred,
PIPE_UNLOCK(rpipe);
return (error);
}
#ifdef __rtems__
static ssize_t
rtems_bsd_pipe_write(rtems_libio_t *iop, const void *buffer, size_t count)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct iovec iov = {
.iov_base = __DECONST(void *, buffer),
.iov_len = count
};
struct uio auio = {
.uio_iov = &iov,
.uio_iovcnt = 1,
.uio_offset = 0,
.uio_resid = count,
.uio_segflg = UIO_USERSPACE,
.uio_rw = UIO_WRITE,
.uio_td = td
};
int error;
if (td != NULL) {
error = pipe_write(fp, &auio, NULL, 0, NULL);
} else {
error = ENOMEM;
}
if (error == 0) {
return (count - auio.uio_resid);
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
static ssize_t
rtems_bsd_pipe_writev(rtems_libio_t *iop, const struct iovec *iov,
int iovcnt, ssize_t total)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct uio auio = {
.uio_iov = __DECONST(struct iovec *, iov),
.uio_iovcnt = iovcnt,
.uio_offset = 0,
.uio_resid = total,
.uio_segflg = UIO_USERSPACE,
.uio_rw = UIO_WRITE,
.uio_td = td
};
int error;
if (td != NULL) {
error = pipe_write(fp, &auio, NULL, 0, NULL);
} else {
error = ENOMEM;
}
if (error == 0) {
return (total - auio.uio_resid);
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
/* ARGSUSED */
#ifndef __rtems__
static int
pipe_truncate(struct file *fp, off_t length, struct ucred *active_cred,
struct thread *td)
@ -1538,7 +1321,6 @@ pipe_truncate(struct file *fp, off_t length, struct ucred *active_cred,
error = invfo_truncate(fp, length, active_cred, td);
return (error);
}
#endif /* __rtems__ */
/*
* we implement a very minimal set of ioctls for compatibility with sockets.
@ -1575,11 +1357,7 @@ pipe_ioctl(struct file *fp, u_long cmd, void *data, struct ucred *active_cred,
break;
case FIONREAD:
#ifndef __rtems__
if (!(fp->f_flag & FREAD)) {
#else /* __rtems__ */
if (!(rtems_bsd_libio_flags_to_fflag(fp->f_io.flags) & FREAD)) {
#endif /* __rtems__ */
*(int *)data = 0;
PIPE_UNLOCK(mpipe);
return (0);
@ -1618,23 +1396,6 @@ pipe_ioctl(struct file *fp, u_long cmd, void *data, struct ucred *active_cred,
out_unlocked:
return (error);
}
#ifdef __rtems__
static int
rtems_bsd_pipe_ioctl(rtems_libio_t *iop, ioctl_command_t request, void *buffer)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
int error;
if (td != NULL) {
error = pipe_ioctl(fp, request, buffer, NULL, td);
} else {
error = ENOMEM;
}
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
static int
pipe_poll(struct file *fp, int events, struct ucred *active_cred,
@ -1656,19 +1417,11 @@ pipe_poll(struct file *fp, int events, struct ucred *active_cred,
if (error)
goto locked_error;
#endif
#ifndef __rtems__
if (fp->f_flag & FREAD && events & (POLLIN | POLLRDNORM))
#else /* __rtems__ */
if (rtems_bsd_libio_flags_to_fflag(fp->f_io.flags) & FREAD && events & (POLLIN | POLLRDNORM))
#endif /* __rtems__ */
if (rpipe->pipe_map.cnt > 0 || rpipe->pipe_buffer.cnt > 0)
revents |= events & (POLLIN | POLLRDNORM);
#ifndef __rtems__
if (fp->f_flag & FWRITE && events & (POLLOUT | POLLWRNORM))
#else /* __rtems__ */
if (rtems_bsd_libio_flags_to_fflag(fp->f_io.flags) & FWRITE && events & (POLLOUT | POLLWRNORM))
#endif /* __rtems__ */
if (wpipe->pipe_present != PIPE_ACTIVE ||
(wpipe->pipe_state & PIPE_EOF) ||
((wpipe->pipe_state & PIPE_DIRECTW) == 0 &&
@ -1678,12 +1431,8 @@ pipe_poll(struct file *fp, int events, struct ucred *active_cred,
levents = events &
(POLLIN | POLLINIGNEOF | POLLPRI | POLLRDNORM | POLLRDBAND);
#ifndef __rtems__
if (rpipe->pipe_state & PIPE_NAMED && fp->f_flag & FREAD && levents &&
fp->f_pipegen == rpipe->pipe_wgen)
#else /* __rtems__ */
if (rpipe->pipe_state & PIPE_NAMED && rtems_bsd_libio_flags_to_fflag(fp->f_io.flags) & FREAD && levents)
#endif /* __rtems__ */
events |= POLLINIGNEOF;
if ((events & POLLINIGNEOF) == 0) {
@ -1696,21 +1445,13 @@ pipe_poll(struct file *fp, int events, struct ucred *active_cred,
}
if (revents == 0) {
#ifndef __rtems__
if (fp->f_flag & FREAD && events & (POLLIN | POLLRDNORM)) {
#else /* __rtems__ */
if (rtems_bsd_libio_flags_to_fflag(fp->f_io.flags) & FREAD && events & (POLLIN | POLLRDNORM)) {
#endif /* __rtems__ */
selrecord(td, &rpipe->pipe_sel);
if (SEL_WAITING(&rpipe->pipe_sel))
rpipe->pipe_state |= PIPE_SEL;
}
#ifndef __rtems__
if (fp->f_flag & FWRITE && events & (POLLOUT | POLLWRNORM)) {
#else /* __rtems__ */
if (rtems_bsd_libio_flags_to_fflag(fp->f_io.flags) & FWRITE && events & (POLLOUT | POLLWRNORM)) {
#endif /* __rtems__ */
selrecord(td, &wpipe->pipe_sel);
if (SEL_WAITING(&wpipe->pipe_sel))
wpipe->pipe_state |= PIPE_SEL;
@ -1723,46 +1464,21 @@ locked_error:
return (revents);
}
#ifdef __rtems__
static int
rtems_bsd_pipe_poll(rtems_libio_t *iop, int events)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
int error;
if (td != NULL) {
error = pipe_poll(fp, events, NULL, td);
} else {
error = ENOMEM;
}
return error;
}
#endif /* __rtems__ */
/*
* We shouldn't need locks here as we're doing a read and this should
* be a natural race.
*/
#ifndef __rtems__
static int
pipe_stat(struct file *fp, struct stat *ub, struct ucred *active_cred,
struct thread *td)
{
struct pipe *pipe;
#else /* __rtems__ */
static int
pipe_stat(struct pipe *pipe, struct stat *ub)
{
#endif /* __rtems__ */
#ifdef MAC
int error;
#endif
#ifndef __rtems__
pipe = fp->f_data;
#endif /* __rtems__ */
PIPE_LOCK(pipe);
#ifdef MAC
error = mac_pipe_check_stat(active_cred, pipe->pipe_pair);
@ -1775,18 +1491,12 @@ pipe_stat(struct pipe *pipe, struct stat *ub)
/* For named pipes ask the underlying filesystem. */
if (pipe->pipe_state & PIPE_NAMED) {
PIPE_UNLOCK(pipe);
#ifndef __rtems__
return (vnops.fo_stat(fp, ub, active_cred, td));
#else /* __rtems__ */
return (ENXIO);
#endif /* __rtems__ */
}
PIPE_UNLOCK(pipe);
#ifndef __rtems__
bzero(ub, sizeof(*ub));
#endif /* __rtems__ */
ub->st_mode = S_IFIFO;
ub->st_blksize = PAGE_SIZE;
if (pipe->pipe_map.cnt != 0)
@ -1813,38 +1523,20 @@ pipe_stat(struct pipe *pipe, struct stat *ub)
*/
return (0);
}
#ifdef __rtems__
static int
rtems_bsd_pipe_stat(
const rtems_filesystem_location_info_t *loc,
struct stat *buf
)
{
struct pipe *pipe = rtems_bsd_loc_to_f_data(loc);
int error = pipe_stat(pipe, buf);
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
/* ARGSUSED */
static int
pipe_close(struct file *fp, struct thread *td)
{
#ifndef __rtems__
if (fp->f_vnode != NULL)
return vnops.fo_close(fp, td);
fp->f_ops = &badfileops;
#else /* __rtems__ */
fp->f_io.pathinfo.handlers = &rtems_filesystem_handlers_default;
#endif /* __rtems__ */
pipe_dtor(fp->f_data);
fp->f_data = NULL;
return (0);
}
#ifndef __rtems__
static int
pipe_chmod(struct file *fp, mode_t mode, struct ucred *active_cred, struct thread *td)
{
@ -1888,7 +1580,6 @@ pipe_fill_kinfo(struct file *fp, struct kinfo_file *kif, struct filedesc *fdp)
kif->kf_un.kf_pipe.kf_pipe_buffer_cnt = pi->pipe_buffer.cnt;
return (0);
}
#endif /* __rtems__ */
static void
pipe_free_kmem(struct pipe *cpipe)
@ -2007,19 +1698,11 @@ pipe_kqfilter(struct file *fp, struct knote *kn)
* descriptor, don't return an error, but also don't ever generate an
* event.
*/
#ifndef __rtems__
if ((kn->kn_filter == EVFILT_READ) && !(fp->f_flag & FREAD)) {
#else /* __rtems__ */
if ((kn->kn_filter == EVFILT_READ) && !(rtems_bsd_libio_flags_to_fflag(fp->f_io.flags) & FREAD)) {
#endif /* __rtems__ */
kn->kn_fop = &pipe_nfiltops;
return (0);
}
#ifndef __rtems__
if ((kn->kn_filter == EVFILT_WRITE) && !(fp->f_flag & FWRITE)) {
#else /* __rtems__ */
if ((kn->kn_filter == EVFILT_WRITE) && !(rtems_bsd_libio_flags_to_fflag(fp->f_io.flags) & FWRITE)) {
#endif /* __rtems__ */
kn->kn_fop = &pipe_nfiltops;
return (0);
}
@ -2048,15 +1731,6 @@ pipe_kqfilter(struct file *fp, struct knote *kn)
PIPE_UNLOCK(cpipe);
return (0);
}
#ifdef __rtems__
int
rtems_bsd_pipe_kqfilter(rtems_libio_t *iop, struct knote *kn)
{
struct file *fp = rtems_bsd_iop_to_fp(iop);
return pipe_kqfilter(fp, kn);
}
#endif /* __rtems__ */
static void
filt_pipedetach(struct knote *kn)
@ -2129,35 +1803,3 @@ filt_pipenotsup(struct knote *kn, long hint)
return (0);
}
#ifdef __rtems__
static int
rtems_bsd_pipe_open(rtems_libio_t *iop, const char *path, int oflag,
mode_t mode)
{
return rtems_bsd_error_to_status_and_errno(ENXIO);
}
static int
rtems_bsd_pipe_close(rtems_libio_t *iop)
{
struct file *fp = rtems_bsd_iop_to_fp(iop);
int error = pipe_close(fp, NULL);
return rtems_bsd_error_to_status_and_errno(error);
}
static int
rtems_bsd_pipe_fcntl(rtems_libio_t *iop, int cmd)
{
int error = 0;
if (cmd == F_SETFL) {
struct file *fp = rtems_bsd_iop_to_fp(iop);
int nbio = iop->flags & LIBIO_FLAGS_NO_DELAY;
error = pipe_ioctl(fp, FIONBIO, &nbio, NULL, NULL);
}
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */

276
freebsd/sys/kern/sys_socket.c
View File

@ -79,6 +79,7 @@ __FBSDID("$FreeBSD$");
#include <vm/pmap.h>
#include <vm/vm_extern.h>
#include <vm/vm_map.h>
#endif /* __rtems__ */
static SYSCTL_NODE(_kern_ipc, OID_AUTO, aio, CTLFLAG_RD, NULL,
"socket AIO stats");
@ -119,13 +120,8 @@ struct fileops socketops = {
.fo_aio_queue = soo_aio_queue,
.fo_flags = DFLAG_PASSABLE
};
#endif /* __rtems__ */
#ifdef __rtems__
int
#else /* __rtems__ */
static int
#endif /* __rtems__ */
soo_read(struct file *fp, struct uio *uio, struct ucred *active_cred,
int flags, struct thread *td)
{
@ -140,76 +136,8 @@ soo_read(struct file *fp, struct uio *uio, struct ucred *active_cred,
error = soreceive(so, 0, uio, 0, 0, 0);
return (error);
}
#ifdef __rtems__
static ssize_t
rtems_bsd_soo_read(rtems_libio_t *iop, void *buffer, size_t count)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct iovec iov = {
.iov_base = buffer,
.iov_len = count
};
struct uio auio = {
.uio_iov = &iov,
.uio_iovcnt = 1,
.uio_offset = 0,
.uio_resid = count,
.uio_segflg = UIO_USERSPACE,
.uio_rw = UIO_READ,
.uio_td = td
};
int error;
if (td != NULL) {
error = soo_read(fp, &auio, NULL, 0, NULL);
} else {
error = ENOMEM;
}
if (error == 0) {
return (count - auio.uio_resid);
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
static ssize_t
rtems_bsd_soo_readv(rtems_libio_t *iop, const struct iovec *iov,
int iovcnt, ssize_t total)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct uio auio = {
.uio_iov = __DECONST(struct iovec *, iov),
.uio_iovcnt = iovcnt,
.uio_offset = 0,
.uio_resid = total,
.uio_segflg = UIO_USERSPACE,
.uio_rw = UIO_READ,
.uio_td = td
};
int error;
if (td != NULL) {
error = soo_read(fp, &auio, NULL, 0, NULL);
} else {
error = ENOMEM;
}
if (error == 0) {
return (total - auio.uio_resid);
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
#ifdef __rtems__
int
#else /* __rtems__ */
static int
#endif /* __rtems__ */
soo_write(struct file *fp, struct uio *uio, struct ucred *active_cred,
int flags, struct thread *td)
{
@ -233,76 +161,8 @@ soo_write(struct file *fp, struct uio *uio, struct ucred *active_cred,
}
return (error);
}
#ifdef __rtems__
static ssize_t
rtems_bsd_soo_write(rtems_libio_t *iop, const void *buffer, size_t count)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct iovec iov = {
.iov_base = __DECONST(void *, buffer),
.iov_len = count
};
struct uio auio = {
.uio_iov = &iov,
.uio_iovcnt = 1,
.uio_offset = 0,
.uio_resid = count,
.uio_segflg = UIO_USERSPACE,
.uio_rw = UIO_WRITE,
.uio_td = td
};
int error;
if (td != NULL) {
error = soo_write(fp, &auio, NULL, 0, NULL);
} else {
error = ENOMEM;
}
if (error == 0) {
return (count - auio.uio_resid);
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
static ssize_t
rtems_bsd_soo_writev(rtems_libio_t *iop, const struct iovec *iov,
int iovcnt, ssize_t total)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct uio auio = {
.uio_iov = __DECONST(struct iovec *, iov),
.uio_iovcnt = iovcnt,
.uio_offset = 0,
.uio_resid = total,
.uio_segflg = UIO_USERSPACE,
.uio_rw = UIO_WRITE,
.uio_td = td
};
int error;
if (td != NULL) {
error = soo_write(fp, &auio, NULL, 0, NULL);
} else {
error = ENOMEM;
}
if (error == 0) {
return (total - auio.uio_resid);
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
#ifdef __rtems__
int
#else /* __rtems__ */
static int
#endif /* __rtems__ */
soo_ioctl(struct file *fp, u_long cmd, void *data, struct ucred *active_cred,
struct thread *td)
{
@ -414,29 +274,8 @@ soo_ioctl(struct file *fp, u_long cmd, void *data, struct ucred *active_cred,
}
return (error);
}
#ifdef __rtems__
static int
rtems_bsd_soo_ioctl(rtems_libio_t *iop, ioctl_command_t request, void *buffer)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
int error;
if (td != NULL) {
error = soo_ioctl(fp, request, buffer, NULL, td);
} else {
error = ENOMEM;
}
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
#ifdef __rtems__
int
#else /* __rtems__ */
static int
#endif /* __rtems__ */
soo_poll(struct file *fp, int events, struct ucred *active_cred,
struct thread *td)
{
@ -448,48 +287,19 @@ soo_poll(struct file *fp, int events, struct ucred *active_cred,
if (error)
return (error);
#endif
#ifndef __rtems__
return (sopoll(so, events, fp->f_cred, td));
#else /* __rtems__ */
return (sopoll(so, events, NULL, td));
#endif /* __rtems__ */
}
#ifdef __rtems__
static int
rtems_bsd_soo_poll(rtems_libio_t *iop, int events)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = rtems_bsd_iop_to_fp(iop);
int error;
if (td != NULL) {
error = soo_poll(fp, events, NULL, td);
} else {
error = ENOMEM;
}
return (error);
}
#endif /* __rtems__ */
#ifndef __rtems__
int
soo_stat(struct file *fp, struct stat *ub, struct ucred *active_cred,
struct thread *td)
{
struct socket *so = fp->f_data;
#else /* __rtems__ */
static int
soo_stat(struct socket *so, struct stat *ub)
{
#endif /* __rtems__ */
#ifdef MAC
int error;
#endif
#ifndef __rtems__
bzero((caddr_t)ub, sizeof (*ub));
#endif /* __rtems__ */
ub->st_mode = S_IFSOCK;
#ifdef MAC
error = mac_socket_check_stat(active_cred, so);
@ -525,19 +335,6 @@ soo_stat(struct socket *so, struct stat *ub)
#endif /* __rtems__ */
return (*so->so_proto->pr_usrreqs->pru_sense)(so, ub);
}
#ifdef __rtems__
static int
rtems_bsd_soo_stat(
const rtems_filesystem_location_info_t *loc,
struct stat *buf
)
{
struct socket *so = rtems_bsd_loc_to_f_data(loc);
int error = soo_stat(so, buf);
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
/*
* API socket close on file pointer. We call soclose() to close the socket
@ -545,27 +342,15 @@ rtems_bsd_soo_stat(
* file reference but the actual socket will not go away until the socket's
* ref count hits 0.
*/
#ifdef __rtems__
int
#else /* __rtems__ */
static int
#endif /* __rtems__ */
soo_close(struct file *fp, struct thread *td)
{
int error = 0;
struct socket *so;
#ifdef __rtems__
/* FIXME: Move this to the RTEMS close() function */
knote_fdclose(td, rtems_bsd_fp_to_fd(fp));
#endif /* __rtems__ */
so = fp->f_data;
#ifndef __rtems__
fp->f_ops = &badfileops;
#else /* __rtems__ */
fp->f_io.pathinfo.handlers = &rtems_filesystem_handlers_default;
#endif /* __rtems__ */
fp->f_data = NULL;
if (so)
@ -573,7 +358,6 @@ soo_close(struct file *fp, struct thread *td)
return (error);
}
#ifndef __rtems__
static int
soo_fill_kinfo(struct file *fp, struct kinfo_file *kif, struct filedesc *fdp)
{
@ -642,6 +426,7 @@ soo_fill_kinfo(struct file *fp, struct kinfo_file *kif, struct filedesc *fdp)
return (0);
}
#ifndef __rtems__
/*
* Use the 'backend3' field in AIO jobs to store the amount of data
* completed by the AIO job so far.
@ -1014,10 +799,12 @@ soo_aio_cancel(struct kaiocb *job)
else
aio_cancel(job);
}
#endif /* __rtems__ */
static int
soo_aio_queue(struct file *fp, struct kaiocb *job)
{
#ifndef __rtems__
struct socket *so;
struct sockbuf *sb;
int error;
@ -1050,56 +837,7 @@ soo_aio_queue(struct file *fp, struct kaiocb *job)
}
SOCKBUF_UNLOCK(sb);
return (0);
}
#else /* __rtems__ */
return (EIO);
#endif /* __rtems__ */
#ifdef __rtems__
static int
rtems_bsd_soo_open(rtems_libio_t *iop, const char *path, int oflag,
mode_t mode)
{
return rtems_bsd_error_to_status_and_errno(ENXIO);
}
static int
rtems_bsd_soo_close(rtems_libio_t *iop)
{
struct file *fp = rtems_bsd_iop_to_fp(iop);
int error = soo_close(fp, NULL);
return rtems_bsd_error_to_status_and_errno(error);
}
static int
rtems_bsd_soo_fcntl(rtems_libio_t *iop, int cmd)
{
int error = 0;
if (cmd == F_SETFL) {
struct file *fp = rtems_bsd_iop_to_fp(iop);
int nbio = iop->flags & LIBIO_FLAGS_NO_DELAY;
error = soo_ioctl(fp, FIONBIO, &nbio, NULL, NULL);
}
return rtems_bsd_error_to_status_and_errno(error);
}
const rtems_filesystem_file_handlers_r socketops = {
.open_h = rtems_bsd_soo_open,
.close_h = rtems_bsd_soo_close,
.read_h = rtems_bsd_soo_read,
.write_h = rtems_bsd_soo_write,
.ioctl_h = rtems_bsd_soo_ioctl,
.lseek_h = rtems_filesystem_default_lseek,
.fstat_h = rtems_bsd_soo_stat,
.ftruncate_h = rtems_filesystem_default_ftruncate,
.fsync_h = rtems_filesystem_default_fsync_or_fdatasync,
.fdatasync_h = rtems_filesystem_default_fsync_or_fdatasync,
.fcntl_h = rtems_bsd_soo_fcntl,
.poll_h = rtems_bsd_soo_poll,
.kqfilter_h = rtems_bsd_soo_kqfilter,
.readv_h = rtems_bsd_soo_readv,
.writev_h = rtems_bsd_soo_writev,
.mmap_h = rtems_filesystem_default_mmap
};
#endif /* __rtems__ */

16
freebsd/sys/kern/uipc_socket.c
View File

@ -155,10 +155,6 @@ __FBSDID("$FreeBSD$");
#include <sys/sysent.h>
#include <compat/freebsd32/freebsd32.h>
#endif
#ifdef __rtems__
#include <rtems/libio.h>
#define maxfiles rtems_libio_number_iops
#endif /* __rtems__ */
static int soreceive_rcvoob(struct socket *so, struct uio *uio,
int flags);
@ -177,9 +173,6 @@ static void filt_sowdetach(struct knote *kn);
static int filt_sowrite(struct knote *kn, long hint);
static int filt_soempty(struct knote *kn, long hint);
static int inline hhook_run_socket(struct socket *so, void *hctx, int32_t h_id);
#ifdef __rtems__
static
#endif /* __rtems__ */
fo_kqfilter_t soo_kqfilter;
static struct filterops soread_filtops = {
@ -3427,15 +3420,6 @@ soo_kqfilter(struct file *fp, struct knote *kn)
SOCK_UNLOCK(so);
return (0);
}
#ifdef __rtems__
int
rtems_bsd_soo_kqfilter(rtems_libio_t *iop, struct knote *kn)
{
struct file *fp = rtems_bsd_iop_to_fp(iop);
return soo_kqfilter(fp, kn);
}
#endif /* __rtems__ */
/*
* Some routines that return EOPNOTSUPP for entry points that are not

527
freebsd/sys/kern/uipc_syscalls.c
View File

@ -78,9 +78,9 @@ __FBSDID("$FreeBSD$");
static int sendit(struct thread *td, int s, struct msghdr *mp, int flags);
static int recvit(struct thread *td, int s, struct msghdr *mp, void *namelenp);
#ifndef __rtems__
static int accept1(struct thread *td, int s, struct sockaddr *uname,
socklen_t *anamelen, int flags);
#ifndef __rtems__
static int getsockname1(struct thread *td, struct getsockname_args *uap,
int compat);
static int getpeername1(struct thread *td, struct getpeername_args *uap,
@ -90,20 +90,29 @@ struct getsockaddr_sockaddr {
struct sockaddr header;
char data[SOCK_MAXADDRLEN - sizeof(struct sockaddr)];
} __aligned(sizeof(long));
/*
* The getsockaddr is used else where with an allocation. Having a version
* local that does not alloc is a nice optimisation but we need to maintain
* the exported version. See nfs_mount in nfs_clvfsops.c.
*/
static int
getsockaddr_noalloc(struct sockaddr **namp, const struct sockaddr *uaddr, size_t len)
{
struct sockaddr *sa;
static int getsockaddr(struct sockaddr **, const struct sockaddr *, size_t);
static int kern_getsockname(struct thread *, int, struct sockaddr **,
socklen_t *);
static int kern_listen(struct thread *, int, int);
static int kern_setsockopt(struct thread *, int, int, int, const void *,
enum uio_seg, socklen_t);
static int kern_shutdown(struct thread *, int, int);
static int kern_socket(struct thread *, int, int, int);
static int kern_socketpair(struct thread *, int, int, int, int *);
if (len > SOCK_MAXADDRLEN)
return (ENAMETOOLONG);
if (len < offsetof(struct sockaddr, sa_data[0]))
return (EINVAL);
sa = memcpy(*namp, uaddr, len);
sa->sa_len = len;
return (0);
}
#define getsockaddr_hold getsockadd
#define getsockaddr getsockaddr_noalloc
#endif /* __rtems__ */
static int sockargs(struct mbuf **, char *, socklen_t, int);
#ifndef __rtems__
/*
* Convert a user file descriptor to a kernel file entry and check if required
* capability rights are present.
@ -131,46 +140,6 @@ getsock_cap(struct thread *td, int fd, cap_rights_t *rightsp,
*fpp = fp;
return (0);
}
#else /* __rtems__ */
static int
rtems_bsd_getsock(int fd, struct file **fpp, u_int *fflagp)
{
struct file *fp;
int error;
if ((uint32_t) fd < rtems_libio_number_iops) {
unsigned int flags;
fp = rtems_bsd_fd_to_fp(fd);
flags = rtems_libio_iop_hold(&fp->f_io);
if ((flags & LIBIO_FLAGS_OPEN) == 0) {
rtems_libio_iop_drop(&fp->f_io);
fp = NULL;
error = EBADF;
} else if (fp->f_io.pathinfo.handlers != &socketops) {
rtems_libio_iop_drop(&fp->f_io);
fp = NULL;
error = ENOTSOCK;
} else {
if (fflagp != NULL) {
*fflagp = rtems_bsd_libio_flags_to_fflag(
fp->f_io.flags);
}
error = 0;
}
} else {
fp = NULL;
error = EBADF;
}
*fpp = fp;
return (error);
}
#define getsock_cap(td, fd, rights, fpp, fflagp, havecapsp) rtems_bsd_getsock(fd, fpp, fflagp)
#endif /* __rtems__ */
/*
* System call interface to the socket abstraction.
@ -179,9 +148,6 @@ rtems_bsd_getsock(int fd, struct file **fpp, u_int *fflagp)
#define COMPAT_OLDSOCK
#endif
#ifdef __rtems__
static
#endif /* __rtems__ */
int
sys_socket(struct thread *td, struct socket_args *uap)
{
@ -227,43 +193,10 @@ kern_socket(struct thread *td, int domain, int type, int protocol)
(void) fo_ioctl(fp, FIONBIO, &fflag, td->td_ucred, td);
td->td_retval[0] = fd;
}
#ifndef __rtems__
fdrop(fp, td);
#endif /* __rtems__ */
return (error);
}
#ifdef __rtems__
int
socket(int domain, int type, int protocol)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct socket_args ua = {
.domain = domain,
.type = type,
.protocol = protocol
};
int error;
if (td != NULL) {
error = sys_socket(td, &ua);
} else {
error = ENOMEM;
}
if (error == 0) {
return td->td_retval[0];
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
#ifdef __rtems__
static int kern_bindat(struct thread *td, int dirfd, int fd,
struct sockaddr *sa);
static
#endif /* __rtems__ */
int
sys_bind(struct thread *td, struct bind_args *uap)
{
@ -283,27 +216,6 @@ sys_bind(struct thread *td, struct bind_args *uap)
}
return (error);
}
#ifdef __rtems__
int
bind(int socket, const struct sockaddr *address, socklen_t address_len)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct bind_args ua = {
.s = socket,
.name = address,
.namelen = address_len
};
int error;
if (td != NULL) {
error = sys_bind(td, &ua);
} else {
error = ENOMEM;
}
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
int
kern_bindat(struct thread *td, int dirfd, int fd, struct sockaddr *sa)
@ -366,9 +278,6 @@ sys_bindat(struct thread *td, struct bindat_args *uap)
}
#endif /* __rtems__ */
#ifdef __rtems__
static
#endif /* __rtems__ */
int
sys_listen(struct thread *td, struct listen_args *uap)
{
@ -397,31 +306,7 @@ kern_listen(struct thread *td, int s, int backlog)
}
return (error);
}
#ifdef __rtems__
int
listen(int socket, int backlog)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct listen_args ua = {
.s = socket,
.backlog = backlog
};
int error;
if (td != NULL) {
error = sys_listen(td, &ua);
} else {
error = ENOMEM;
}
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
#ifdef __rtems__
static int kern_accept4(struct thread *td, int s, struct sockaddr **name,
socklen_t *namelen, int flags, struct file **fp);
#endif /* __rtems__ */
/*
* accept1()
*/
@ -464,43 +349,17 @@ accept1(td, s, uname, anamelen, flags)
sizeof(namelen));
if (error != 0)
fdclose(td, fp, td->td_retval[0]);
#ifndef __rtems__
fdrop(fp, td);
#endif /* __rtems__ */
free(name, M_SONAME);
return (error);
}
#ifdef __rtems__
int
accept(int socket, struct sockaddr *__restrict address,
socklen_t *__restrict address_len)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
int error;
if (td != NULL) {
error = accept1(td, socket, address, address_len,
ACCEPT4_INHERIT);
} else {
error = ENOMEM;
}
if (error == 0) {
return td->td_retval[0];
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
#ifndef __rtems__
int
kern_accept(struct thread *td, int s, struct sockaddr **name,
socklen_t *namelen, struct file **fp)
{
return (kern_accept4(td, s, name, namelen, ACCEPT4_INHERIT, fp));
}
#endif /* __rtems__ */
int
kern_accept4(struct thread *td, int s, struct sockaddr **name,
@ -613,15 +472,12 @@ done:
} else
*fp = NULL;
}
#ifndef __rtems__
if (nfp != NULL)
fdrop(nfp, td);
#endif /* __rtems__ */
fdrop(headfp, td);
return (error);
}
#ifndef __rtems__
int
sys_accept(td, uap)
struct thread *td;
@ -654,14 +510,7 @@ oaccept(td, uap)
ACCEPT4_INHERIT | ACCEPT4_COMPAT));
}
#endif /* COMPAT_OLDSOCK */
#endif /* __rtems__ */
#ifdef __rtems__
static int kern_connectat(struct thread *td, int dirfd, int fd,
struct sockaddr *sa);
static
#endif /* __rtems__ */
int
sys_connect(struct thread *td, struct connect_args *uap)
{
@ -681,27 +530,6 @@ sys_connect(struct thread *td, struct connect_args *uap)
}
return (error);
}
#ifdef __rtems__
int
connect(int socket, const struct sockaddr *address, socklen_t address_len)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct connect_args ua = {
.s = socket,
.name = address,
.namelen = address_len
};
int error;
if (td != NULL) {
error = sys_connect(td, &ua);
} else {
error = ENOMEM;
}
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
int
kern_connectat(struct thread *td, int dirfd, int fd, struct sockaddr *sa)
@ -864,21 +692,15 @@ kern_socketpair(struct thread *td, int domain, int type, int protocol,
(void) fo_ioctl(fp1, FIONBIO, &fflag, td->td_ucred, td);
(void) fo_ioctl(fp2, FIONBIO, &fflag, td->td_ucred, td);
}
#ifndef __rtems__
fdrop(fp1, td);
fdrop(fp2, td);
#endif /* __rtems__ */
return (0);
free4:
fdclose(td, fp2, rsv[1]);
#ifndef __rtems__
fdrop(fp2, td);
#endif /* __rtems__ */
free3:
fdclose(td, fp1, rsv[0]);
#ifndef __rtems__
fdrop(fp1, td);
#endif /* __rtems__ */
free2:
if (so2 != NULL)
(void)soclose(so2);
@ -888,9 +710,6 @@ free1:
return (error);
}
#ifdef __rtems__
static
#endif /* __rtems__ */
int
sys_socketpair(struct thread *td, struct socketpair_args *uap)
{
@ -914,34 +733,7 @@ sys_socketpair(struct thread *td, struct socketpair_args *uap)
#endif /* __rtems__ */
return (error);
}
#ifdef __rtems__
int
socketpair(int domain, int type, int protocol, int *socket_vector)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct socketpair_args ua = {
.domain = domain,
.type = type,
.protocol = protocol,
.rsv = socket_vector
};
int error;
if (td != NULL) {
error = sys_socketpair(td, &ua);
} else {
error = ENOMEM;
}
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
#ifdef __rtems__
static int
kern_sendit( struct thread *td, int s, struct msghdr *mp, int flags,
struct mbuf *control, enum uio_seg segflg);
#endif /* __rtems__ */
static int
sendit(struct thread *td, int s, struct msghdr *mp, int flags)
{
@ -1016,9 +808,7 @@ kern_sendit(struct thread *td, int s, struct msghdr *mp, int flags,
struct uio auio;
struct iovec *iov;
struct socket *so;
#ifndef __rtems__
cap_rights_t *rights;
#endif /* __rtems__ */
#ifdef KTRACE
struct uio *ktruio = NULL;
#endif
@ -1033,6 +823,8 @@ kern_sendit(struct thread *td, int s, struct msghdr *mp, int flags,
AUDIT_ARG_SOCKADDR(td, AT_FDCWD, mp->msg_name);
rights = &cap_send_connect_rights;
}
#else /* __rtems__ */
rights = NULL;
#endif /* __rtems__ */
error = getsock_cap(td, s, rights, &fp, NULL, NULL);
if (error != 0) {
@ -1111,9 +903,6 @@ bad:
return (error);
}
#ifdef __rtems__
static
#endif /* __rtems__ */
int
sys_sendto(struct thread *td, struct sendto_args *uap)
{
@ -1138,34 +927,6 @@ sys_sendto(struct thread *td, struct sendto_args *uap)
return (sendit(td, uap->s, &msg, uap->flags));
}
#ifdef __rtems__
ssize_t
sendto(int socket, const void *message, size_t length, int flags,
const struct sockaddr *dest_addr, socklen_t dest_len)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct sendto_args ua = {
.s = socket,
.buf = (caddr_t) message,
.len = length,
.flags = flags,
.to = dest_addr,
.tolen = dest_len
};
int error;
if (td != NULL) {
error = sys_sendto(td, &ua);
} else {
error = ENOMEM;
}
if (error == 0) {
return td->td_retval[0];
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
int
rtems_bsd_sendto(int socket, struct mbuf *m, int flags,
const struct sockaddr *dest_addr)
@ -1175,7 +936,7 @@ rtems_bsd_sendto(int socket, struct mbuf *m, int flags,
struct socket *so;
int error;
error = getsock_cap(td->td_proc->p_fd, socket, CAP_WRITE, &fp, NULL, NULL);
error = getsock_cap(td, socket, CAP_WRITE, &fp, NULL, NULL);
if (error)
return (error);
so = (struct socket *)fp->f_data;
@ -1232,9 +993,6 @@ osendmsg(struct thread *td, struct osendmsg_args *uap)
#endif
#endif /* __rtems__ */
#ifdef __rtems__
static
#endif /* __rtems__ */
int
sys_sendmsg(struct thread *td, struct sendmsg_args *uap)
{
@ -1257,35 +1015,7 @@ sys_sendmsg(struct thread *td, struct sendmsg_args *uap)
free(iov, M_IOV);
return (error);
}
#ifdef __rtems__
ssize_t
sendmsg(int socket, const struct msghdr *message, int flags)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct sendmsg_args ua = {
.s = socket,
.msg = message,
.flags = flags
};
int error;
if (td != NULL) {
error = sys_sendmsg(td, &ua);
} else {
error = ENOMEM;
}
if (error == 0) {
return td->td_retval[0];
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
#ifdef __rtems__
static
#endif /* __rtems__ */
int
kern_recvit(struct thread *td, int s, struct msghdr *mp, enum uio_seg fromseg,
struct mbuf **controlp)
@ -1460,9 +1190,6 @@ recvit(struct thread *td, int s, struct msghdr *mp, void *namelenp)
return (error);
}
#ifdef __rtems__
static
#endif /* __rtems__ */
int
sys_recvfrom(struct thread *td, struct recvfrom_args *uap)
{
@ -1489,35 +1216,6 @@ sys_recvfrom(struct thread *td, struct recvfrom_args *uap)
done2:
return (error);
}
#ifdef __rtems__
ssize_t
recvfrom(int socket, void *__restrict buffer, size_t length, int flags,
struct sockaddr *__restrict address, socklen_t *__restrict address_len)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct recvfrom_args ua = {
.s = socket,
.buf = buffer,
.len = length,
.flags = flags,
.from = address,
.fromlenaddr = address_len
};
int error;
if (td != NULL) {
error = sys_recvfrom(td, &ua);
} else {
error = ENOMEM;
}
if (error == 0) {
return td->td_retval[0];
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
#ifndef __rtems__
#ifdef COMPAT_OLDSOCK
@ -1578,9 +1276,6 @@ orecvmsg(struct thread *td, struct orecvmsg_args *uap)
#endif
#endif /* __rtems__ */
#ifdef __rtems__
static
#endif /* __rtems__ */
int
sys_recvmsg(struct thread *td, struct recvmsg_args *uap)
{
@ -1609,35 +1304,7 @@ sys_recvmsg(struct thread *td, struct recvmsg_args *uap)
free(iov, M_IOV);
return (error);
}
#ifdef __rtems__
ssize_t
recvmsg(int socket, struct msghdr *message, int flags)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct recvmsg_args ua = {
.s = socket,
.msg = message,
.flags = flags
};
int error;
if (td != NULL) {
error = sys_recvmsg(td, &ua);
} else {
error = ENOMEM;
}
if (error == 0) {
return td->td_retval[0];
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
#ifdef __rtems__
static
#endif /* __rtems__ */
int
sys_shutdown(struct thread *td, struct shutdown_args *uap)
{
@ -1673,23 +1340,7 @@ kern_shutdown(struct thread *td, int s, int how)
}
return (error);
}
#ifdef __rtems__
int
shutdown(int socket, int how)
{
struct shutdown_args ua = {
.s = socket,
.how = how
};
int error = sys_shutdown(NULL, &ua);
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
#ifdef __rtems__
static
#endif /* __rtems__ */
int
sys_setsockopt(struct thread *td, struct setsockopt_args *uap)
{
@ -1697,39 +1348,10 @@ sys_setsockopt(struct thread *td, struct setsockopt_args *uap)
return (kern_setsockopt(td, uap->s, uap->level, uap->name,
uap->val, UIO_USERSPACE, uap->valsize));
}
#ifdef __rtems__
int
setsockopt(int socket, int level, int option_name, const void *option_value,
socklen_t option_len)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct setsockopt_args ua = {
.s = socket,
.level = level,
.name = option_name,
.val = __DECONST(void *, option_value),
.valsize = option_len
};
int error;
if (td != NULL) {
error = sys_setsockopt(td, &ua);
} else {
error = ENOMEM;
}
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
int
#ifndef __rtems__
kern_setsockopt(struct thread *td, int s, int level, int name, void *val,
enum uio_seg valseg, socklen_t valsize)
#else /* __rtems__ */
kern_setsockopt(struct thread *td, int s, int level, int name, const void *val,
enum uio_seg valseg, socklen_t valsize)
#endif /* __rtems__ */
{
struct socket *so;
struct file *fp;
@ -1744,11 +1366,7 @@ kern_setsockopt(struct thread *td, int s, int level, int name, const void *val,
sopt.sopt_dir = SOPT_SET;
sopt.sopt_level = level;
sopt.sopt_name = name;
#ifndef __rtems__
sopt.sopt_val = val;
#else /* __rtems__ */
sopt.sopt_val = __DECONST(void *, val);
#endif /* __rtems__ */
sopt.sopt_valsize = valsize;
switch (valseg) {
case UIO_USERSPACE:
@ -1772,12 +1390,6 @@ kern_setsockopt(struct thread *td, int s, int level, int name, const void *val,
return(error);
}
#ifdef __rtems__
static int kern_getsockopt( struct thread *td, int s, int level, int name,
void *val, enum uio_seg valseg, socklen_t *valsize);
static
#endif /* __rtems__ */
int
sys_getsockopt(struct thread *td, struct getsockopt_args *uap)
{
@ -1797,30 +1409,6 @@ sys_getsockopt(struct thread *td, struct getsockopt_args *uap)
error = copyout(&valsize, uap->avalsize, sizeof (valsize));
return (error);
}
#ifdef __rtems__
int
getsockopt(int socket, int level, int option_name, void *__restrict
option_value, socklen_t *__restrict option_len)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct getsockopt_args ua = {
.s = socket,
.level = level,
.name = option_name,
.val = (caddr_t) option_value,
.avalsize = option_len
};
int error;
if (td != NULL) {
error = sys_getsockopt(td, &ua);
} else {
error = ENOMEM;
}
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
/*
* Kernel version of getsockopt.
@ -1898,28 +1486,6 @@ getsockname1(struct thread *td, struct getsockname_args *uap, int compat)
error = copyout(&len, uap->alen, sizeof(len));
return (error);
}
#ifdef __rtems__
int
getsockname(int socket, struct sockaddr *__restrict address,
socklen_t *__restrict address_len)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct getsockname_args ua = {
.fdes = socket,
.asa = address,
.alen = address_len
};
int error;
if (td != NULL) {
error = getsockname1(td, &ua, 0);
} else {
error = ENOMEM;
}
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
int
kern_getsockname(struct thread *td, int fd, struct sockaddr **sa,
@ -1960,7 +1526,6 @@ bad:
return (error);
}
#ifndef __rtems__
int
sys_getsockname(struct thread *td, struct getsockname_args *uap)
{
@ -1976,13 +1541,7 @@ ogetsockname(struct thread *td, struct getsockname_args *uap)
return (getsockname1(td, uap, 1));
}
#endif /* COMPAT_OLDSOCK */
#endif /* __rtems__ */
#ifdef __rtems__
static int
kern_getpeername(struct thread *td, int fd, struct sockaddr **sa,
socklen_t *alen);
#endif /* __rtems__ */
/*
* getpeername1() - Get name of peer for connected socket.
*/
@ -2013,28 +1572,6 @@ getpeername1(struct thread *td, struct getpeername_args *uap, int compat)
error = copyout(&len, uap->alen, sizeof(len));
return (error);
}
#ifdef __rtems__
int
getpeername(int socket, struct sockaddr *__restrict address,
socklen_t *__restrict address_len)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct getpeername_args ua = {
.fdes = socket,
.asa = address,
.alen = address_len
};
int error;
if (td != NULL) {
error = getpeername1(td, &ua, 0);
} else {
error = ENOMEM;
}
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
int
kern_getpeername(struct thread *td, int fd, struct sockaddr **sa,
@ -2080,7 +1617,6 @@ done:
return (error);
}
#ifndef __rtems__
int
sys_getpeername(struct thread *td, struct getpeername_args *uap)
{
@ -2097,7 +1633,6 @@ ogetpeername(struct thread *td, struct ogetpeername_args *uap)
return (getpeername1(td, (struct getpeername_args *)uap, 1));
}
#endif /* COMPAT_OLDSOCK */
#endif /* __rtems__ */
static int
sockargs(struct mbuf **mp, char *buf, socklen_t buflen, int type)
@ -2137,23 +1672,22 @@ sockargs(struct mbuf **mp, char *buf, socklen_t buflen, int type)
return (error);
}
#ifdef __rtems__
#undef getsockaddr
int
#ifndef __rtems__
getsockaddr(struct sockaddr **namp, caddr_t uaddr, size_t len)
_bsd_getsockaddr(struct sockaddr **namp, caddr_t uaddr, size_t len)
#else /* __rtems__ */
getsockaddr(struct sockaddr **namp, const struct sockaddr *uaddr, size_t len)
int
getsockaddr(struct sockaddr **namp, caddr_t uaddr, size_t len)
#endif /* __rtems__ */
{
struct sockaddr *sa;
#ifndef __rtems__
int error;
#endif /* __rtems__ */
if (len > SOCK_MAXADDRLEN)
return (ENAMETOOLONG);
if (len < offsetof(struct sockaddr, sa_data[0]))
return (EINVAL);
#ifndef __rtems__
sa = malloc(len, M_SONAME, M_WAITOK);
error = copyin(uaddr, sa, len);
if (error != 0) {
@ -2168,11 +1702,6 @@ getsockaddr(struct sockaddr **namp, const struct sockaddr *uaddr, size_t len)
*namp = sa;
}
return (error);
#else /* __rtems__ */
sa = memcpy(*namp, uaddr, len);
sa->sa_len = len;
return (0);
#endif /* __rtems__ */
}
/*

10
freebsd/sys/kern/uipc_usrreq.c
View File

@ -608,7 +608,8 @@ rtems_uipc_imfs_destroy(IMFS_jnode_t *node)
}
static const IMFS_node_control rtems_uipc_imfs_control =
IMFS_GENERIC_INITIALIZER(&socketops, rtems_uipc_imfs_initialize,
IMFS_GENERIC_INITIALIZER(&rtems_bsd_sysgen_imfsnodeops,
rtems_uipc_imfs_initialize,
rtems_uipc_imfs_destroy);
static const IMFS_node_control rtems_uipc_imfs_zombi_control =
@ -616,12 +617,13 @@ static const IMFS_node_control rtems_uipc_imfs_zombi_control =
IMFS_node_destroy_default);
static void
VOP_UNP_DETACH(IMFS_generic_t *vp)
VOP_UNP_DETACH_rtems(IMFS_generic_t *vp)
{
vp->Node.control = &rtems_uipc_imfs_zombi_control;
vp->context = NULL;
}
#undef VOP_UNP_DETACH
#define VOP_UNP_DETACH VOP_UNP_DETACH_rtems
#endif /* __rtems__ */
static int
uipc_bindat(int fd, struct socket *so, struct sockaddr *nam, struct thread *td)
@ -1725,7 +1727,7 @@ unp_connectat(int fd, struct socket *so, struct sockaddr *nam,
&ctx, &soun->sun_path[0], (size_t)len, eval_flags,
&rtems_filesystem_root, &rtems_filesystem_current);
if (currentloc->handlers == &socketops) {
if (currentloc->handlers == &rtems_bsd_sysgen_imfsnodeops) {
vp = currentloc->node_access;
} else {
vp = NULL;

2
freebsd/sys/kern/vfs_acl.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*

248
freebsd/sys/kern/vfs_aio.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
@ -40,7 +42,7 @@ __FBSDID("$FreeBSD$");
#include <sys/limits.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/unistd.h>
#include <rtems/bsd/sys/unistd.h>
#include <sys/posix4.h>
#include <sys/proc.h>
#include <sys/resourcevar.h>
@ -48,10 +50,14 @@ __FBSDID("$FreeBSD$");
#include <sys/syscallsubr.h>
#include <sys/protosw.h>
#include <sys/rwlock.h>
#ifndef __rtems__
#include <sys/sema.h>
#endif /* __rtems__ */
#include <sys/socket.h>
#include <sys/socketvar.h>
#ifndef __rtems__
#include <sys/syscall.h>
#endif /* __rtems__ */
#include <sys/sysent.h>
#include <sys/sysctl.h>
#include <sys/syslog.h>
@ -302,10 +308,15 @@ struct aiocb_ops {
};
static TAILQ_HEAD(,aioproc) aio_freeproc; /* (c) Idle daemons */
#ifndef __rtems__
static struct sema aio_newproc_sem;
#endif /* __rtems__ */
static struct mtx aio_job_mtx;
static TAILQ_HEAD(,kaiocb) aio_jobs; /* (c) Async job list */
static struct unrhdr *aiod_unr;
#ifdef __rtems__
static struct kaioinfo *aio_proc_p_aioinfo;
#endif /* __rtems__ */
void aio_init_aioinfo(struct proc *p);
static int aio_onceonly(void);
@ -407,7 +418,9 @@ aio_onceonly(void)
kqueue_add_filteropts(EVFILT_AIO, &aio_filtops);
kqueue_add_filteropts(EVFILT_LIO, &lio_filtops);
TAILQ_INIT(&aio_freeproc);
#ifndef __rtems__
sema_init(&aio_newproc_sem, 0, "aio_new_proc");
#endif /* __rtems__ */
mtx_init(&aio_job_mtx, "aio_job", NULL, MTX_DEF);
TAILQ_INIT(&aio_jobs);
aiod_unr = new_unrhdr(1, INT_MAX, NULL);
@ -451,6 +464,7 @@ aio_init_aioinfo(struct proc *p)
TAILQ_INIT(&ki->kaio_syncready);
TASK_INIT(&ki->kaio_task, 0, aio_kick_helper, p);
TASK_INIT(&ki->kaio_sync_task, 0, aio_schedule_fsync, ki);
#ifndef __rtems__
PROC_LOCK(p);
if (p->p_aioinfo == NULL) {
p->p_aioinfo = ki;
@ -460,14 +474,25 @@ aio_init_aioinfo(struct proc *p)
mtx_destroy(&ki->kaio_mtx);
uma_zfree(kaio_zone, ki);
}
#else /* __rtems__ */
if (aio_proc_p_aioinfo == NULL) {
aio_proc_p_aioinfo = ki;
} else {
mtx_destroy(&ki->kaio_mtx);
uma_zfree(kaio_zone, ki);
}
#endif /* __rtems__ */
#ifndef __rtems__
while (num_aio_procs < MIN(target_aio_procs, max_aio_procs))
aio_newproc(NULL);
#endif /* __rtems__ */
}
static int
aio_sendsig(struct proc *p, struct sigevent *sigev, ksiginfo_t *ksi)
{
#ifndef __rtems__
struct thread *td;
int error;
@ -482,6 +507,9 @@ aio_sendsig(struct proc *p, struct sigevent *sigev, ksiginfo_t *ksi)
}
PROC_UNLOCK(p);
return (error);
#else /* __rtems__ */
return 0;
#endif /* __rtems__ */
}
/*
@ -494,11 +522,15 @@ aio_free_entry(struct kaiocb *job)
{
struct kaioinfo *ki;
struct aioliojob *lj;
#ifndef __rtems__
struct proc *p;
p = job->userproc;
MPASS(curproc == p);
ki = p->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
MPASS(ki != NULL);
AIO_LOCK_ASSERT(ki, MA_OWNED);
@ -521,18 +553,22 @@ aio_free_entry(struct kaiocb *job)
TAILQ_REMOVE(&ki->kaio_liojoblist, lj, lioj_list);
/* lio is going away, we need to destroy any knotes */
knlist_delete(&lj->klist, curthread, 1);
#ifndef __rtems__
PROC_LOCK(p);
sigqueue_take(&lj->lioj_ksi);
PROC_UNLOCK(p);
#endif /* __rtems__ */
uma_zfree(aiolio_zone, lj);
}
}
/* job is going away, we need to destroy any knotes */
knlist_delete(&job->klist, curthread, 1);
#ifndef __rtems__
PROC_LOCK(p);
sigqueue_take(&job->ksi);
PROC_UNLOCK(p);
#endif /* __rtems__ */
AIO_UNLOCK(ki);
@ -635,7 +671,11 @@ aio_proc_rundown(void *arg, struct proc *p)
KASSERT(curthread->td_proc == p,
("%s: called on non-curproc", __func__));
#ifndef __rtems__
ki = p->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
if (ki == NULL)
return;
@ -655,7 +695,11 @@ restart:
/* Wait for all running I/O to be finished */
if (TAILQ_FIRST(&ki->kaio_jobqueue) || ki->kaio_active_count != 0) {
ki->kaio_flags |= KAIO_WAKEUP;
#ifndef __rtems__
msleep(&p->p_aioinfo, AIO_MTX(ki), PRIBIO, "aioprn", hz);
#else /* __rtems__ */
msleep(&aio_proc_p_aioinfo, AIO_MTX(ki), PRIBIO, "aioprn", hz);
#endif /* __rtems__ */
goto restart;
}
@ -667,9 +711,11 @@ restart:
if (lj->lioj_count == 0) {
TAILQ_REMOVE(&ki->kaio_liojoblist, lj, lioj_list);
knlist_delete(&lj->klist, curthread, 1);
#ifndef __rtems__
PROC_LOCK(p);
sigqueue_take(&lj->lioj_ksi);
PROC_UNLOCK(p);
#endif /* __rtems__ */
uma_zfree(aiolio_zone, lj);
} else {
panic("LIO job not cleaned up: C:%d, FC:%d\n",
@ -681,7 +727,11 @@ restart:
taskqueue_drain(taskqueue_aiod_kick, &ki->kaio_sync_task);
mtx_destroy(&ki->kaio_mtx);
uma_zfree(kaio_zone, ki);
#ifndef __rtems__
p->p_aioinfo = NULL;
#else /* __rtems__ */
aio_proc_p_aioinfo = NULL;
#endif /* __rtems__ */
}
/*
@ -698,7 +748,11 @@ aio_selectjob(struct aioproc *aiop)
restart:
TAILQ_FOREACH(job, &aio_jobs, list) {
userp = job->userproc;
#ifndef __rtems__
ki = userp->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
if (ki->kaio_active_count < max_aio_per_proc) {
TAILQ_REMOVE(&aio_jobs, job, list);
@ -785,10 +839,12 @@ aio_process_rw(struct kaiocb *job)
auio.uio_segflg = UIO_USERSPACE;
auio.uio_td = td;
#ifndef __rtems__
msgrcv_st = td->td_ru.ru_msgrcv;
msgsnd_st = td->td_ru.ru_msgsnd;
inblock_st = td->td_ru.ru_inblock;
oublock_st = td->td_ru.ru_oublock;
#endif /* __rtems__ */
/*
* aio_aqueue() acquires a reference to the file that is
@ -806,6 +862,7 @@ aio_process_rw(struct kaiocb *job)
auio.uio_rw = UIO_WRITE;
error = fo_write(fp, &auio, fp->f_cred, FOF_OFFSET, td);
}
#ifndef __rtems__
msgrcv_end = td->td_ru.ru_msgrcv;
msgsnd_end = td->td_ru.ru_msgsnd;
inblock_end = td->td_ru.ru_inblock;
@ -815,14 +872,17 @@ aio_process_rw(struct kaiocb *job)
job->msgsnd = msgsnd_end - msgsnd_st;
job->inblock = inblock_end - inblock_st;
job->outblock = oublock_end - oublock_st;
#endif /* __rtems__ */
if ((error) && (auio.uio_resid != cnt)) {
if (error == ERESTART || error == EINTR || error == EWOULDBLOCK)
error = 0;
if ((error == EPIPE) && (cb->aio_lio_opcode == LIO_WRITE)) {
#ifndef __rtems__
PROC_LOCK(job->userproc);
kern_psignal(job->userproc, SIGPIPE);
PROC_UNLOCK(job->userproc);
#endif /* __rtems__ */
}
}
@ -879,7 +939,11 @@ aio_bio_done_notify(struct proc *userp, struct kaiocb *job)
int lj_done;
bool schedule_fsync;
#ifndef __rtems__
ki = userp->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
AIO_LOCK_ASSERT(ki, MA_OWNED);
lj = job->lio;
lj_done = 0;
@ -894,12 +958,15 @@ aio_bio_done_notify(struct proc *userp, struct kaiocb *job)
if (ki->kaio_flags & KAIO_RUNDOWN)
goto notification_done;
#ifndef __rtems__
if (job->uaiocb.aio_sigevent.sigev_notify == SIGEV_SIGNAL ||
job->uaiocb.aio_sigevent.sigev_notify == SIGEV_THREAD_ID)
aio_sendsig(userp, &job->uaiocb.aio_sigevent, &job->ksi);
#endif /* __rtems__ */
KNOTE_LOCKED(&job->klist, 1);
#ifndef __rtems__
if (lj_done) {
if (lj->lioj_signal.sigev_notify == SIGEV_KEVENT) {
lj->lioj_flags |= LIOJ_KEVENT_POSTED;
@ -913,6 +980,7 @@ aio_bio_done_notify(struct proc *userp, struct kaiocb *job)
lj->lioj_flags |= LIOJ_SIGNAL_POSTED;
}
}
#endif /* __rtems__ */
notification_done:
if (job->jobflags & KAIOCB_CHECKSYNC) {
@ -935,7 +1003,12 @@ notification_done:
}
if (ki->kaio_flags & KAIO_WAKEUP) {
ki->kaio_flags &= ~KAIO_WAKEUP;
#ifndef __rtems__
wakeup(&userp->p_aioinfo);
#else /* __rtems__ */
wakeup(&aio_proc_p_aioinfo);
#endif /* __rtems__ */
}
}
@ -974,7 +1047,9 @@ static bool
aio_clear_cancel_function_locked(struct kaiocb *job)
{
#ifndef __rtems__
AIO_LOCK_ASSERT(job->userproc->p_aioinfo, MA_OWNED);
#endif /* __rtems__ */
MPASS(job->cancel_fn != NULL);
if (job->jobflags & KAIOCB_CANCELLING) {
job->jobflags |= KAIOCB_CLEARED;
@ -990,7 +1065,11 @@ aio_clear_cancel_function(struct kaiocb *job)
struct kaioinfo *ki;
bool ret;
#ifndef __rtems__
ki = job->userproc->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
AIO_LOCK(ki);
ret = aio_clear_cancel_function_locked(job);
AIO_UNLOCK(ki);
@ -1001,7 +1080,9 @@ static bool
aio_set_cancel_function_locked(struct kaiocb *job, aio_cancel_fn_t *func)
{
#ifndef __rtems__
AIO_LOCK_ASSERT(job->userproc->p_aioinfo, MA_OWNED);
#endif /* __rtems__ */
if (job->jobflags & KAIOCB_CANCELLED)
return (false);
job->cancel_fn = func;
@ -1014,7 +1095,11 @@ aio_set_cancel_function(struct kaiocb *job, aio_cancel_fn_t *func)
struct kaioinfo *ki;
bool ret;
#ifndef __rtems__
ki = job->userproc->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
AIO_LOCK(ki);
ret = aio_set_cancel_function_locked(job, func);
AIO_UNLOCK(ki);
@ -1030,8 +1115,13 @@ aio_complete(struct kaiocb *job, long status, int error)
job->uaiocb._aiocb_private.error = error;
job->uaiocb._aiocb_private.status = status;
#ifndef __rtems__
userp = job->userproc;
ki = userp->p_aioinfo;
#else /* __rtems__ */
userp = NULL;
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
AIO_LOCK(ki);
KASSERT(!(job->jobflags & KAIOCB_FINISHED),
@ -1055,7 +1145,9 @@ void
aio_switch_vmspace(struct kaiocb *job)
{
#ifndef __rtems__
vmspace_switch_aio(job->userproc->p_vmspace);
#endif /* __rtems__ */
}
/*
@ -1078,24 +1170,30 @@ aio_daemon(void *_id)
* doesn't get freed by jobs that switch to a different
* vmspace.
*/
#ifndef __rtems__
p = td->td_proc;
myvm = vmspace_acquire_ref(p);
KASSERT(p->p_textvp == NULL, ("kthread has a textvp"));
#endif /* __rtems__ */
/*
* Allocate and ready the aio control info. There is one aiop structure
* per daemon.
*/
aiop = uma_zalloc(aiop_zone, M_WAITOK);
#ifndef __rtems__
aiop->aioproc = p;
#endif /* __rtems__ */
aiop->aioprocflags = 0;
/*
* Wakeup parent process. (Parent sleeps to keep from blasting away
* and creating too many daemons.)
*/
#ifndef __rtems__
sema_post(&aio_newproc_sem);
#endif /* __rtems__ */
mtx_lock(&aio_job_mtx);
for (;;) {
@ -1113,7 +1211,11 @@ aio_daemon(void *_id)
while ((job = aio_selectjob(aiop)) != NULL) {
mtx_unlock(&aio_job_mtx);
#ifndef __rtems__
ki = job->userproc->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
job->handle_fn(job);
mtx_lock(&aio_job_mtx);
@ -1124,6 +1226,7 @@ aio_daemon(void *_id)
/*
* Disconnect from user address space.
*/
#ifndef __rtems__
if (p->p_vmspace != myvm) {
mtx_unlock(&aio_job_mtx);
vmspace_switch_aio(myvm);
@ -1134,6 +1237,7 @@ aio_daemon(void *_id)
*/
continue;
}
#endif /* __rtems__ */
mtx_assert(&aio_job_mtx, MA_OWNED);
@ -1155,12 +1259,14 @@ aio_daemon(void *_id)
mtx_unlock(&aio_job_mtx);
uma_zfree(aiop_zone, aiop);
free_unr(aiod_unr, id);
#ifndef __rtems__
vmspace_free(myvm);
KASSERT(p->p_vmspace == myvm,
("AIOD: bad vmspace for exiting daemon"));
KASSERT(myvm->vm_refcnt > 1,
("AIOD: bad vm refcnt for exiting daemon: %d", myvm->vm_refcnt));
#endif /* __rtems__ */
kproc_exit(0);
}
@ -1182,7 +1288,9 @@ aio_newproc(int *start)
/*
* Wait until daemon is started.
*/
#ifndef __rtems__
sema_wait(&aio_newproc_sem);
#endif /* __rtems__ */
mtx_lock(&aio_job_mtx);
num_aio_procs++;
if (start != NULL)
@ -1248,7 +1356,11 @@ aio_qbio(struct proc *p, struct kaiocb *job)
goto unref;
}
#ifndef __rtems__
ki = p->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
poff = (vm_offset_t)cb->aio_buf & PAGE_MASK;
if ((dev->si_flags & SI_UNMAPPED) && unmapped_buf_allowed) {
if (cb->aio_nbytes > MAXPHYS) {
@ -1287,7 +1399,11 @@ aio_qbio(struct proc *p, struct kaiocb *job)
prot = VM_PROT_READ;
if (cb->aio_lio_opcode == LIO_READ)
prot |= VM_PROT_WRITE; /* Less backwards than it looks */
#ifndef __rtems__
job->npages = vm_fault_quick_hold_pages(&curproc->p_vmspace->vm_map,
#else /* __rtems__ */
job->npages = vm_fault_quick_hold_pages(NULL,
#endif /* __rtems__ */
(vm_offset_t)bp->bio_data, bp->bio_length, prot, job->pages,
nitems(job->pages));
if (job->npages < 0) {
@ -1309,7 +1425,9 @@ aio_qbio(struct proc *p, struct kaiocb *job)
}
/* Perform transfer. */
#ifndef __rtems__
csw->d_strategy(bp);
#endif /* __rtems__ */
dev_relthread(dev, ref);
return (0);
@ -1449,7 +1567,9 @@ int
aio_aqueue(struct thread *td, struct aiocb *ujob, struct aioliojob *lj,
int type, struct aiocb_ops *ops)
{
#ifndef __rtems__
struct proc *p = td->td_proc;
#endif /* __rtems__ */
struct file *fp;
struct kaiocb *job;
struct kaioinfo *ki;
@ -1460,10 +1580,14 @@ aio_aqueue(struct thread *td, struct aiocb *ujob, struct aioliojob *lj,
int jid;
u_short evflags;
#ifndef __rtems__
if (p->p_aioinfo == NULL)
aio_init_aioinfo(p);
ki = p->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
ops->store_status(ujob, -1);
ops->store_error(ujob, 0);
@ -1490,6 +1614,7 @@ aio_aqueue(struct thread *td, struct aiocb *ujob, struct aioliojob *lj,
return (EINVAL);
}
#ifndef __rtems__
if (job->uaiocb.aio_sigevent.sigev_notify != SIGEV_KEVENT &&
job->uaiocb.aio_sigevent.sigev_notify != SIGEV_SIGNAL &&
job->uaiocb.aio_sigevent.sigev_notify != SIGEV_THREAD_ID &&
@ -1505,6 +1630,7 @@ aio_aqueue(struct thread *td, struct aiocb *ujob, struct aioliojob *lj,
uma_zfree(aiocb_zone, job);
return (EINVAL);
}
#endif /* __rtems__ */
ksiginfo_init(&job->ksi);
@ -1581,6 +1707,15 @@ aio_aqueue(struct thread *td, struct aiocb *ujob, struct aioliojob *lj,
return (0);
}
#ifdef __rtems__
/*
* Note: the following has been removed because kqueue and signals
* meet here and for reasons I cannot explain signal support in libbsd
* has not been supported but it needs to be.
*/
error = EINVAL;
goto aqueue_fail;
#else /* __rtems__ */
if (job->uaiocb.aio_sigevent.sigev_notify != SIGEV_KEVENT)
goto no_kqueue;
evflags = job->uaiocb.aio_sigevent.sigev_notify_kevent_flags;
@ -1598,12 +1733,15 @@ aio_aqueue(struct thread *td, struct aiocb *ujob, struct aioliojob *lj,
error = kqfd_register(kqfd, &kev, td, M_WAITOK);
if (error)
goto aqueue_fail;
#endif /* __rtems__ */
no_kqueue:
ops->store_error(ujob, EINPROGRESS);
job->uaiocb._aiocb_private.error = EINPROGRESS;
#ifndef __rtems__
job->userproc = p;
#endif /* __rtems__ */
job->cred = crhold(td->td_ucred);
job->jobflags = KAIOCB_QUEUEING;
job->lio = lj;
@ -1631,7 +1769,11 @@ no_kqueue:
* The bulk of the completion is deferred in that case
* until this point.
*/
#ifndef __rtems__
aio_bio_done_notify(p, job);
#else /* __rtems__ */
aio_bio_done_notify(NULL, job);
#endif /* __rtems__ */
} else
TAILQ_INSERT_TAIL(&ki->kaio_jobqueue, job, plist);
AIO_UNLOCK(ki);
@ -1678,7 +1820,11 @@ aio_cancel_sync(struct kaiocb *job)
{
struct kaioinfo *ki;
#ifndef __rtems__
ki = job->userproc->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
AIO_LOCK(ki);
if (!aio_cancel_cleared(job))
TAILQ_REMOVE(&ki->kaio_syncqueue, job, list);
@ -1696,7 +1842,11 @@ aio_queue_file(struct file *fp, struct kaiocb *job)
int error;
bool safe;
#ifndef __rtems__
ki = job->userproc->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
error = aio_qbio(job->userproc, job);
if (error >= 0)
return (error);
@ -1755,7 +1905,11 @@ aio_queue_file(struct file *fp, struct kaiocb *job)
static void
aio_kick_nowait(struct proc *userp)
{
#ifndef __rtems__
struct kaioinfo *ki = userp->p_aioinfo;
#else /* __rtems__ */
struct kaioinfo *ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
struct aioproc *aiop;
mtx_assert(&aio_job_mtx, MA_OWNED);
@ -1772,7 +1926,11 @@ aio_kick_nowait(struct proc *userp)
static int
aio_kick(struct proc *userp)
{
#ifndef __rtems__
struct kaioinfo *ki = userp->p_aioinfo;
#else /* __rtems__ */
struct kaioinfo *ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
struct aioproc *aiop;
int error, ret = 0;
@ -1818,12 +1976,18 @@ aio_kick_helper(void *context, int pending)
static int
kern_aio_return(struct thread *td, struct aiocb *ujob, struct aiocb_ops *ops)
{
#ifndef __rtems__
struct proc *p = td->td_proc;
#endif /* __rtems__ */
struct kaiocb *job;
struct kaioinfo *ki;
long status, error;
#ifndef __rtems__
ki = p->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
if (ki == NULL)
return (EINVAL);
AIO_LOCK(ki);
@ -1836,10 +2000,12 @@ kern_aio_return(struct thread *td, struct aiocb *ujob, struct aiocb_ops *ops)
status = job->uaiocb._aiocb_private.status;
error = job->uaiocb._aiocb_private.error;
td->td_retval[0] = status;
#ifndef __rtems__
td->td_ru.ru_oublock += job->outblock;
td->td_ru.ru_inblock += job->inblock;
td->td_ru.ru_msgsnd += job->msgsnd;
td->td_ru.ru_msgrcv += job->msgrcv;
#endif /* __rtems__ */
aio_free_entry(job);
AIO_UNLOCK(ki);
ops->store_error(ujob, error);
@ -1865,7 +2031,9 @@ static int
kern_aio_suspend(struct thread *td, int njoblist, struct aiocb **ujoblist,
struct timespec *ts)
{
#ifndef __rtems__
struct proc *p = td->td_proc;
#endif /* __rtems__ */
struct timeval atv;
struct kaioinfo *ki;
struct kaiocb *firstjob, *job;
@ -1882,7 +2050,11 @@ kern_aio_suspend(struct thread *td, int njoblist, struct aiocb **ujoblist,
timo = tvtohz(&atv);
}
#ifndef __rtems__
ki = p->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
if (ki == NULL)
return (EAGAIN);
@ -1908,8 +2080,13 @@ kern_aio_suspend(struct thread *td, int njoblist, struct aiocb **ujoblist,
break;
ki->kaio_flags |= KAIO_WAKEUP;
#ifndef __rtems__
error = msleep(&p->p_aioinfo, AIO_MTX(ki), PRIBIO | PCATCH,
"aiospn", timo);
#else /* __rtems__ */
error = msleep(&aio_proc_p_aioinfo, AIO_MTX(ki), PRIBIO | PCATCH,
"aiospn", timo);
#endif /* __rtems__ */
if (error == ERESTART)
error = EINTR;
if (error)
@ -1952,7 +2129,11 @@ sys_aio_suspend(struct thread *td, struct aio_suspend_args *uap)
int
sys_aio_cancel(struct thread *td, struct aio_cancel_args *uap)
{
#ifndef __rtems__
struct proc *p = td->td_proc;
#else /* __rtems__ */
struct proc *p = NULL;
#endif /* __rtems__ */
struct kaioinfo *ki;
struct kaiocb *job, *jobn;
struct file *fp;
@ -1966,7 +2147,11 @@ sys_aio_cancel(struct thread *td, struct aio_cancel_args *uap)
if (error)
return (error);
#ifndef __rtems__
ki = p->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
if (ki == NULL)
goto done;
@ -2028,12 +2213,18 @@ done:
static int
kern_aio_error(struct thread *td, struct aiocb *ujob, struct aiocb_ops *ops)
{
#ifndef __rtems__
struct proc *p = td->td_proc;
#endif /* __rtems__ */
struct kaiocb *job;
struct kaioinfo *ki;
int status;
#ifndef __rtems__
ki = p->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
if (ki == NULL) {
td->td_retval[0] = EINVAL;
return (0);
@ -2121,7 +2312,9 @@ kern_lio_listio(struct thread *td, int mode, struct aiocb * const *uacb_list,
struct aiocb **acb_list, int nent, struct sigevent *sig,
struct aiocb_ops *ops)
{
#ifndef __rtems__
struct proc *p = td->td_proc;
#endif /* __rtems__ */
struct aiocb *job;
struct kaioinfo *ki;
struct aioliojob *lj;
@ -2136,10 +2329,19 @@ kern_lio_listio(struct thread *td, int mode, struct aiocb * const *uacb_list,
if (nent < 0 || nent > max_aio_queue_per_proc)
return (EINVAL);
#ifndef __rtems__
if (p->p_aioinfo == NULL)
aio_init_aioinfo(p);
#else /* __rtems__ */
if (aio_proc_p_aioinfo == NULL)
aio_init_aioinfo(NULL);
#endif /* __rtems__ */
#ifndef __rtems__
ki = p->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
lj = uma_zalloc(aiolio_zone, M_WAITOK);
lj->lioj_flags = 0;
@ -2152,6 +2354,14 @@ kern_lio_listio(struct thread *td, int mode, struct aiocb * const *uacb_list,
* Setup signal.
*/
if (sig && (mode == LIO_NOWAIT)) {
#ifdef __rtems__
/*
* Note: the following has been removed because kqueue and signals
* meet here and for reasons I cannot explain signal support in libbsd
* has not been supported but it needs to be.
*/
return EINVAL;
#else /* __rtems__ */
bcopy(sig, &lj->lioj_signal, sizeof(lj->lioj_signal));
if (lj->lioj_signal.sigev_notify == SIGEV_KEVENT) {
/* Assume only new style KEVENT */
@ -2182,6 +2392,7 @@ kern_lio_listio(struct thread *td, int mode, struct aiocb * const *uacb_list,
uma_zfree(aiolio_zone, lj);
return EINVAL;
}
#endif /* __rtems__ */
}
AIO_LOCK(ki);
@ -2216,7 +2427,11 @@ kern_lio_listio(struct thread *td, int mode, struct aiocb * const *uacb_list,
if (mode == LIO_WAIT) {
while (lj->lioj_count - 1 != lj->lioj_finished_count) {
ki->kaio_flags |= KAIO_WAKEUP;
#ifndef __rtems__
error = msleep(&p->p_aioinfo, AIO_MTX(ki),
#else /* __rtems__ */
error = msleep(&aio_proc_p_aioinfo, AIO_MTX(ki),
#endif /* __rtems__ */
PRIBIO | PCATCH, "aiospn", 0);
if (error == ERESTART)
error = EINTR;
@ -2225,6 +2440,15 @@ kern_lio_listio(struct thread *td, int mode, struct aiocb * const *uacb_list,
}
} else {
if (lj->lioj_count - 1 == lj->lioj_finished_count) {
#ifdef __rtems__
/*
* Note: the following has been removed because kqueue
* and signals meet here and for reasons I cannot
* explain signal support in libbsd has not been
* supported but it needs to be.
*/
return EINVAL;
#else /* __rtems__ */
if (lj->lioj_signal.sigev_notify == SIGEV_KEVENT) {
lj->lioj_flags |= LIOJ_KEVENT_POSTED;
KNOTE_LOCKED(&lj->klist, 1);
@ -2237,15 +2461,18 @@ kern_lio_listio(struct thread *td, int mode, struct aiocb * const *uacb_list,
&lj->lioj_ksi);
lj->lioj_flags |= LIOJ_SIGNAL_POSTED;
}
#endif /* __rtems__ */
}
}
lj->lioj_count--;
if (lj->lioj_count == 0) {
TAILQ_REMOVE(&ki->kaio_liojoblist, lj, lioj_list);
knlist_delete(&lj->klist, curthread, 1);
#ifndef __rtems__
PROC_LOCK(p);
sigqueue_take(&lj->lioj_ksi);
PROC_UNLOCK(p);
#endif /* __rtems__ */
AIO_UNLOCK(ki);
uma_zfree(aiolio_zone, lj);
} else
@ -2341,7 +2568,11 @@ aio_biowakeup(struct bio *bp)
/* Release mapping into kernel space. */
userp = job->userproc;
#ifndef __rtems__
ki = userp->p_aioinfo;
#else /* __rtems__ */
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
if (job->pbuf) {
pmap_qremove((vm_offset_t)job->pbuf->b_data, job->npages);
relpbuf(job->pbuf, NULL);
@ -2379,7 +2610,9 @@ static int
kern_aio_waitcomplete(struct thread *td, struct aiocb **ujobp,
struct timespec *ts, struct aiocb_ops *ops)
{
#ifndef __rtems__
struct proc *p = td->td_proc;
#endif /* __rtems__ */
struct timeval atv;
struct kaioinfo *ki;
struct kaiocb *job;
@ -2403,9 +2636,15 @@ kern_aio_waitcomplete(struct thread *td, struct aiocb **ujobp,
timo = tvtohz(&atv);
}
#ifndef __rtems__
if (p->p_aioinfo == NULL)
aio_init_aioinfo(p);
ki = p->p_aioinfo;
#else /* __rtems__ */
if (aio_proc_p_aioinfo == NULL)
aio_init_aioinfo(NULL);
ki = aio_proc_p_aioinfo;
#endif /* __rtems__ */
error = 0;
job = NULL;
@ -2416,8 +2655,13 @@ kern_aio_waitcomplete(struct thread *td, struct aiocb **ujobp,
break;
}
ki->kaio_flags |= KAIO_WAKEUP;
#ifndef __rtems__
error = msleep(&p->p_aioinfo, AIO_MTX(ki), PRIBIO | PCATCH,
"aiowc", timo);
#else /* __rtems__ */
error = msleep(&aio_proc_p_aioinfo, AIO_MTX(ki), PRIBIO | PCATCH,
"aiowc", timo);
#endif /* __rtems__ */
if (timo && error == ERESTART)
error = EINTR;
if (error)
@ -2430,10 +2674,12 @@ kern_aio_waitcomplete(struct thread *td, struct aiocb **ujobp,
status = job->uaiocb._aiocb_private.status;
error = job->uaiocb._aiocb_private.error;
td->td_retval[0] = status;
#ifndef __rtems__
td->td_ru.ru_oublock += job->outblock;
td->td_ru.ru_inblock += job->inblock;
td->td_ru.ru_msgsnd += job->msgsnd;
td->td_ru.ru_msgrcv += job->msgrcv;
#endif /* __rtems__ */
aio_free_entry(job);
AIO_UNLOCK(ki);
ops->store_aiocb(ujobp, ujob);

142
freebsd/sys/kern/vfs_bio.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
@ -54,7 +56,9 @@ __FBSDID("$FreeBSD$");
#include <sys/conf.h>
#include <sys/counter.h>
#include <sys/buf.h>
#ifndef __rtems__
#include <sys/devicestat.h>
#endif /* __rtems__ */
#include <sys/eventhandler.h>
#include <sys/fail.h>
#include <sys/limits.h>
@ -85,8 +89,10 @@ __FBSDID("$FreeBSD$");
#include <vm/vm_pager.h>
#include <vm/vm_extern.h>
#include <vm/vm_map.h>
#ifndef __rtems__
#include <vm/swap_pager.h>
#include "opt_swap.h"
#endif /* __rtems__ */
#include <rtems/bsd/local/opt_swap.h>
static MALLOC_DEFINE(M_BIOBUF, "biobuf", "BIO buffer");
@ -147,7 +153,15 @@ struct bufdomain {
#define BD_DOMAIN(bd) (bd - bdomain)
static struct buf *buf; /* buffer header pool */
#ifndef __rtems__
extern struct buf *swbuf; /* Swap buffer header pool. */
#else /* __rtems__ */
#define VPR_NOREUSE 0
#define VPR_TRYFREE 0
#define bogus_page (NULL + 1)
#define num_pages(x) \
((vm_offset_t)((((vm_offset_t)(x)) + PAGE_MASK) >> PAGE_SHIFT))
#endif /* __rtems__ */
caddr_t __read_mostly unmapped_buf;
/* Used below and for softdep flushing threads in ufs/ffs/ffs_softdep.c */
@ -791,12 +805,16 @@ bufspace_daemon(void *arg)
{
struct bufdomain *bd;
#ifndef __rtems__
EVENTHANDLER_REGISTER(shutdown_pre_sync, kthread_shutdown, curthread,
SHUTDOWN_PRI_LAST + 100);
#endif /* __rtems__ */
bd = arg;
for (;;) {
#ifndef __rtems__
kthread_suspend_check();
#endif /* __rtems__ */
/*
* Free buffers from the clean queue until we meet our
@ -844,7 +862,9 @@ bufspace_daemon(void *arg)
} else
BD_UNLOCK(bd);
}
#ifndef __rtems__
maybe_yield();
#endif /* __rtems__ */
}
bufspace_daemon_wait(bd);
}
@ -953,6 +973,7 @@ static __inline void
vfs_buf_test_cache(struct buf *bp, vm_ooffset_t foff, vm_offset_t off,
vm_offset_t size, vm_page_t m)
{
#ifndef __rtems__
VM_OBJECT_ASSERT_LOCKED(m->object);
if (bp->b_flags & B_CACHE) {
@ -960,6 +981,7 @@ vfs_buf_test_cache(struct buf *bp, vm_ooffset_t foff, vm_offset_t off,
if (vm_page_is_valid(m, base, size) == 0)
bp->b_flags &= ~B_CACHE;
}
#endif /* __rtems__ */
}
/* Wake up the buffer daemon if necessary */
@ -1017,9 +1039,11 @@ bd_speedup(void)
mtx_unlock(&bdlock);
}
#ifndef __rtems__
#ifndef NSWBUF_MIN
#define NSWBUF_MIN 16
#endif
#endif /* __rtems__ */
#ifdef __i386__
#define TRANSIENT_DENOM 5
@ -1129,6 +1153,7 @@ kern_vfs_bio_buffer_alloc(caddr_t v, long physmem_est)
nbuf = buf_sz / BKVASIZE;
}
#ifndef __rtems__
/*
* swbufs are used as temporary holders for I/O, such as paging I/O.
* We have no less then 16 and no more then 256.
@ -1137,12 +1162,15 @@ kern_vfs_bio_buffer_alloc(caddr_t v, long physmem_est)
TUNABLE_INT_FETCH("kern.nswbuf", &nswbuf);
if (nswbuf < NSWBUF_MIN)
nswbuf = NSWBUF_MIN;
#endif /* __rtems__ */
/*
* Reserve space for the buffer cache buffers
*/
#ifndef __rtems__
swbuf = (void *)v;
v = (caddr_t)(swbuf + nswbuf);
#endif /* __rtems__ */
buf = (void *)v;
v = (caddr_t)(buf + nbuf);
@ -1164,7 +1192,12 @@ bufinit(void)
mtx_init(&bdlock, "buffer daemon lock", NULL, MTX_DEF);
mtx_init(&bdirtylock, "dirty buf lock", NULL, MTX_DEF);
#ifndef __rtems__
unmapped_buf = (caddr_t)kva_alloc(MAXPHYS);
#else /* __rtems__ */
extern caddr_t unmapped_base;
unmapped_buf = (caddr_t)unmapped_base;
#endif /* __rtems__ */
/* finally, initialize each buffer header and stick on empty q */
for (i = 0; i < nbuf; i++) {
@ -1252,7 +1285,9 @@ bufinit(void)
numfreebuffers = nbuf;
/* Setup the kva and free list allocators. */
#ifndef __rtems__
vmem_set_reclaim(buffer_arena, bufkva_reclaim);
#endif /* __rtems__ */
buf_zone = uma_zcache_create("buf free cache", sizeof(struct buf),
NULL, NULL, NULL, NULL, buf_import, buf_release, NULL, 0);
@ -1335,6 +1370,7 @@ isbufbusy(struct buf *bp)
void
bufshutdown(int show_busybufs)
{
#ifndef __rtems__
static int first_buf_printf = 1;
struct buf *bp;
int iter, nbusy, pbusy;
@ -1441,6 +1477,7 @@ bufshutdown(int show_busybufs)
}
swapoff_all();
DELAY(100000); /* wait for console output to finish */
#endif /* __rtems__ */
}
static void
@ -1454,7 +1491,9 @@ bpmap_qenter(struct buf *bp)
* bp->b_offset may be offset into the first page.
*/
bp->b_data = (caddr_t)trunc_page((vm_offset_t)bp->b_data);
#ifndef __rtems__
pmap_qenter((vm_offset_t)bp->b_data, bp->b_pages, bp->b_npages);
#endif /* __rtems__ */
bp->b_data = (caddr_t)((vm_offset_t)bp->b_data |
(vm_offset_t)(bp->b_offset & PAGE_MASK));
}
@ -2103,7 +2142,9 @@ breada(struct vnode * vp, daddr_t * rablkno, int * rabsize, int cnt,
PROC_UNLOCK(curproc);
}
#endif /* RACCT */
#ifndef __rtems__
td->td_ru.ru_inblock++;
#endif /* __rtems__ */
rabp->b_flags |= B_ASYNC;
rabp->b_flags &= ~B_INVAL;
if ((flags & GB_CKHASH) != 0) {
@ -2166,7 +2207,9 @@ breadn_flags(struct vnode *vp, daddr_t blkno, int size, daddr_t *rablkno,
PROC_UNLOCK(td->td_proc);
}
#endif /* RACCT */
#ifndef __rtems__
td->td_ru.ru_inblock++;
#endif /* __rtems__ */
bp->b_iocmd = BIO_READ;
bp->b_flags &= ~B_INVAL;
if ((flags & GB_CKHASH) != 0) {
@ -2274,7 +2317,9 @@ bufwrite(struct buf *bp)
PROC_UNLOCK(curproc);
}
#endif /* RACCT */
#ifndef __rtems__
curthread->td_ru.ru_oublock++;
#endif /* __rtems__ */
if (oldflags & B_ASYNC)
BUF_KERNPROC(bp);
bp->b_iooffset = dbtob(bp->b_blkno);
@ -2835,6 +2880,9 @@ out:
static void
vfs_vmio_iodone(struct buf *bp)
{
#ifdef __rtems__
panic(__func__);
#else /* __rtems__ */
vm_ooffset_t foff;
vm_page_t m;
vm_object_t obj;
@ -2901,6 +2949,7 @@ vfs_vmio_iodone(struct buf *bp)
pmap_qenter(trunc_page((vm_offset_t)bp->b_data),
bp->b_pages, bp->b_npages);
}
#endif /* __rtems__ */
}
/*
@ -2916,7 +2965,9 @@ vfs_vmio_invalidate(struct buf *bp)
if (buf_mapped(bp)) {
BUF_CHECK_MAPPED(bp);
#ifndef __rtems__
pmap_qremove(trunc_page((vm_offset_t)bp->b_data), bp->b_npages);
#endif /* _-rtems__ */
} else
BUF_CHECK_UNMAPPED(bp);
/*
@ -2942,6 +2993,7 @@ vfs_vmio_invalidate(struct buf *bp)
panic("vfs_vmio_invalidate: Unexpected bogus page.");
bp->b_pages[i] = NULL;
#ifndef __rtems__
presid = resid > (PAGE_SIZE - poffset) ?
(PAGE_SIZE - poffset) : resid;
KASSERT(presid >= 0, ("brelse: extra page"));
@ -2954,6 +3006,7 @@ vfs_vmio_invalidate(struct buf *bp)
if (pmap_page_wired_mappings(m) == 0)
vm_page_set_invalid(m, poffset, presid);
vm_page_release_locked(m, flags);
#endif /* __rtems__ */
resid -= presid;
poffset = 0;
}
@ -2976,8 +3029,10 @@ vfs_vmio_truncate(struct buf *bp, int desiredpages)
if (buf_mapped(bp)) {
BUF_CHECK_MAPPED(bp);
#ifndef __rtems__
pmap_qremove((vm_offset_t)trunc_page((vm_offset_t)bp->b_data) +
(desiredpages << PAGE_SHIFT), bp->b_npages - desiredpages);
#endif /* __rtems__ */
} else
BUF_CHECK_UNMAPPED(bp);
@ -2996,10 +3051,12 @@ vfs_vmio_truncate(struct buf *bp, int desiredpages)
m = bp->b_pages[i];
KASSERT(m != bogus_page, ("allocbuf: bogus page found"));
bp->b_pages[i] = NULL;
#ifndef __rtems__
if (obj != NULL)
vm_page_release_locked(m, flags);
else
vm_page_release(m, flags);
#endif /* __rtems__ */
}
if (obj != NULL)
VM_OBJECT_WUNLOCK(obj);
@ -3039,11 +3096,13 @@ vfs_vmio_extend(struct buf *bp, int desiredpages, int size)
* deadlocks once allocbuf() is called after
* pages are vfs_busy_pages().
*/
#ifndef __rtems__
(void)vm_page_grab_pages(obj,
OFF_TO_IDX(bp->b_offset) + bp->b_npages,
VM_ALLOC_SYSTEM | VM_ALLOC_IGN_SBUSY |
VM_ALLOC_NOBUSY | VM_ALLOC_WIRED,
&bp->b_pages[bp->b_npages], desiredpages - bp->b_npages);
#endif /* __rtems__ */
bp->b_npages = desiredpages;
}
@ -3079,9 +3138,11 @@ vfs_vmio_extend(struct buf *bp, int desiredpages, int size)
/*
* Step 3, fixup the KVA pmap.
*/
#ifdef __rtems__
if (buf_mapped(bp))
bpmap_qenter(bp);
else
#endif /* __rtems__ */
BUF_CHECK_UNMAPPED(bp);
}
@ -3178,9 +3239,13 @@ vfs_bio_awrite(struct buf *bp)
*/
if (ncl != 1) {
BUF_UNLOCK(bp);
#ifndef __rtems__
nwritten = cluster_wbuild(vp, size, lblkno - j, ncl,
gbflags);
return (nwritten);
#else /* __rtems__ */
panic("no cluster support");
#endif /* __rtems__ */
}
}
bremfree(bp);
@ -3330,8 +3395,10 @@ buf_daemon()
/*
* This process needs to be suspended prior to shutdown sync.
*/
#ifndef __rtems__
EVENTHANDLER_REGISTER(shutdown_pre_sync, kthread_shutdown, curthread,
SHUTDOWN_PRI_LAST + 100);
#endif /* __rtems__ */
/*
* Start the buf clean daemons as children threads.
@ -3354,7 +3421,9 @@ buf_daemon()
bd_request = 0;
mtx_unlock(&bdlock);
#ifndef __rtems__
kthread_suspend_check();
#endif /* __rtems__ */
/*
* Save speedupreq for this pass and reset to capture new
@ -3453,7 +3522,9 @@ flushbufqueues(struct vnode *lvp, struct bufdomain *bd, int target,
TAILQ_INSERT_HEAD(&bq->bq_queue, sentinel, b_freelist);
BQ_UNLOCK(bq);
while (flushed != target) {
#ifndef __rtems__
maybe_yield();
#endif /* __rtems__ */
BQ_LOCK(bq);
bp = TAILQ_NEXT(sentinel, b_freelist);
if (bp != NULL) {
@ -3532,9 +3603,13 @@ flushbufqueues(struct vnode *lvp, struct bufdomain *bd, int target,
if (error == 0) {
CTR3(KTR_BUF, "flushbufqueue(%p) vp %p flags %X",
bp, bp->b_vp, bp->b_flags);
#ifndef __rtems__
if (curproc == bufdaemonproc) {
vfs_bio_awrite(bp);
} else {
#else /* __rtems__ */
{
#endif /* __rtems__ */
bremfree(bp);
bwrite(bp);
counter_u64_add(notbufdflushes, 1);
@ -3549,7 +3624,11 @@ flushbufqueues(struct vnode *lvp, struct bufdomain *bd, int target,
* Sleeping on runningbufspace while holding
* vnode lock leads to deadlock.
*/
#ifndef __rtems__
if (curproc == bufdaemonproc &&
#else /* __rtems__ */
if (
#endif /* __rtems__ */
runningbufspace > hirunningspace)
waitrunningbufspace();
continue;
@ -3587,6 +3666,7 @@ incore(struct bufobj *bo, daddr_t blkno)
static int
inmem(struct vnode * vp, daddr_t blkno)
{
#ifndef __rtems__
vm_object_t obj;
vm_offset_t toff, tinc, size;
vm_page_t m;
@ -3625,6 +3705,9 @@ inmem(struct vnode * vp, daddr_t blkno)
notinmem:
VM_OBJECT_RUNLOCK(obj);
return (0);
#else /* __rtems__ */
return 1;
#endif /* __rtems__ */
}
/*
@ -3672,6 +3755,7 @@ vfs_clean_pages_dirty_buf(struct buf *bp)
static void
vfs_setdirty_locked_object(struct buf *bp)
{
#ifndef __rtems__
vm_object_t object;
int i;
@ -3730,6 +3814,7 @@ vfs_setdirty_locked_object(struct buf *bp)
bp->b_dirtyend = eoffset;
}
}
#endif /* __rtems__ */
}
/*
@ -4470,6 +4555,7 @@ bufdone(struct buf *bp)
void
vfs_unbusy_pages(struct buf *bp)
{
#ifndef __rtems__
int i;
vm_object_t obj;
vm_page_t m;
@ -4498,6 +4584,7 @@ vfs_unbusy_pages(struct buf *bp)
}
vm_object_pip_wakeupn(obj, bp->b_npages);
VM_OBJECT_WUNLOCK(obj);
#endif /* __rtems__ */
}
/*
@ -4511,6 +4598,7 @@ vfs_unbusy_pages(struct buf *bp)
static void
vfs_page_set_valid(struct buf *bp, vm_ooffset_t off, vm_page_t m)
{
#ifndef __rtems__
vm_ooffset_t eoff;
/*
@ -4529,6 +4617,7 @@ vfs_page_set_valid(struct buf *bp, vm_ooffset_t off, vm_page_t m)
*/
if (eoff > off)
vm_page_set_valid_range(m, off & PAGE_MASK, eoff - off);
#endif /* __rtems__ */
}
/*
@ -4540,6 +4629,7 @@ vfs_page_set_valid(struct buf *bp, vm_ooffset_t off, vm_page_t m)
static void
vfs_page_set_validclean(struct buf *bp, vm_ooffset_t off, vm_page_t m)
{
#ifndef __rtems__
vm_ooffset_t soff, eoff;
/*
@ -4564,6 +4654,7 @@ vfs_page_set_validclean(struct buf *bp, vm_ooffset_t off, vm_page_t m)
(vm_offset_t) (eoff - soff)
);
}
#endif /* __rtems__ */
}
/*
@ -4573,6 +4664,7 @@ vfs_page_set_validclean(struct buf *bp, vm_ooffset_t off, vm_page_t m)
void
vfs_drain_busy_pages(struct buf *bp)
{
#ifndef __rtems__
vm_page_t m;
int i, last_busied;
@ -4593,6 +4685,7 @@ vfs_drain_busy_pages(struct buf *bp)
}
for (i = 0; i < last_busied; i++)
vm_page_sunbusy(bp->b_pages[i]);
#endif /* __rtems__ */
}
/*
@ -4610,6 +4703,7 @@ vfs_drain_busy_pages(struct buf *bp)
void
vfs_busy_pages(struct buf *bp, int clear_modify)
{
#ifndef __rtems__
vm_object_t obj;
vm_ooffset_t foff;
vm_page_t m;
@ -4666,6 +4760,7 @@ vfs_busy_pages(struct buf *bp, int clear_modify)
pmap_qenter(trunc_page((vm_offset_t)bp->b_data),
bp->b_pages, bp->b_npages);
}
#endif /* __rtems__ */
}
/*
@ -4679,6 +4774,7 @@ vfs_busy_pages(struct buf *bp, int clear_modify)
void
vfs_bio_set_valid(struct buf *bp, int base, int size)
{
#ifndef __rtems__
int i, n;
vm_page_t m;
@ -4704,6 +4800,7 @@ vfs_bio_set_valid(struct buf *bp, int base, int size)
n = PAGE_SIZE;
}
VM_OBJECT_WUNLOCK(bp->b_bufobj->bo_object);
#endif /* __rtems__ */
}
/*
@ -4721,12 +4818,15 @@ vfs_bio_set_valid(struct buf *bp, int base, int size)
void
vfs_bio_clrbuf(struct buf *bp)
{
#ifndef __rtems__
int i, j, mask, sa, ea, slide;
#endif /* __rtems__ */
if ((bp->b_flags & (B_VMIO | B_MALLOC)) != B_VMIO) {
clrbuf(bp);
return;
}
#ifndef __rtems__
bp->b_flags &= ~B_INVAL;
bp->b_ioflags &= ~BIO_ERROR;
VM_OBJECT_WLOCK(bp->b_bufobj->bo_object);
@ -4773,6 +4873,7 @@ vfs_bio_clrbuf(struct buf *bp)
unlock:
VM_OBJECT_WUNLOCK(bp->b_bufobj->bo_object);
bp->b_resid = 0;
#endif /* __rtems__ */
}
void
@ -4785,6 +4886,7 @@ vfs_bio_bzero_buf(struct buf *bp, int base, int size)
BUF_CHECK_MAPPED(bp);
bzero(bp->b_data + base, size);
} else {
#ifndef __rtems__
BUF_CHECK_UNMAPPED(bp);
n = PAGE_SIZE - (base & PAGE_MASK);
for (i = base / PAGE_SIZE; size > 0 && i < bp->b_npages; ++i) {
@ -4796,6 +4898,7 @@ vfs_bio_bzero_buf(struct buf *bp, int base, int size)
size -= n;
n = PAGE_SIZE;
}
#endif /* __rtems__ */
}
}
@ -4848,6 +4951,7 @@ vfs_bio_set_flags(struct buf *bp, int ioflag)
static void
vm_hold_load_pages(struct buf *bp, vm_offset_t from, vm_offset_t to)
{
#ifndef __rtems__
vm_offset_t pg;
vm_page_t p;
int index;
@ -4871,12 +4975,14 @@ vm_hold_load_pages(struct buf *bp, vm_offset_t from, vm_offset_t to)
bp->b_pages[index] = p;
}
bp->b_npages = index;
#endif /* __rtems__ */
}
/* Return pages associated with this buf to the vm system */
static void
vm_hold_free_pages(struct buf *bp, int newbsize)
{
#ifndef __rtems__
vm_offset_t from;
vm_page_t p;
int index, newnpages;
@ -4895,6 +5001,7 @@ vm_hold_free_pages(struct buf *bp, int newbsize)
}
vm_wire_sub(bp->b_npages - newnpages);
bp->b_npages = newnpages;
#endif /* __rtems__ */
}
/*
@ -4914,6 +5021,7 @@ vm_hold_free_pages(struct buf *bp, int newbsize)
int
vmapbuf(struct buf *bp, int mapbuf)
{
#ifndef __rtems__
vm_prot_t prot;
int pidx;
@ -4933,6 +5041,7 @@ vmapbuf(struct buf *bp, int mapbuf)
bp->b_data = bp->b_kvabase + bp->b_offset;
} else
bp->b_data = unmapped_buf;
#endif /* __rtems__ */
return(0);
}
@ -4945,6 +5054,7 @@ vmapbuf(struct buf *bp, int mapbuf)
void
vunmapbuf(struct buf *bp)
{
#ifndef __rtems__
int npages;
npages = bp->b_npages;
@ -4953,6 +5063,7 @@ vunmapbuf(struct buf *bp)
vm_page_unhold_pages(bp->b_pages, npages);
bp->b_data = unmapped_buf;
#endif /* __rtems__ */
}
void
@ -5136,6 +5247,7 @@ vfs_bio_getpages(struct vnode *vp, vm_page_t *ma, int count,
int *rbehind, int *rahead, vbg_get_lblkno_t get_lblkno,
vbg_get_blksize_t get_blksize)
{
#ifndef __rtems__
vm_page_t m;
vm_object_t object;
struct buf *bp;
@ -5282,11 +5394,23 @@ end_pages:
goto again;
VM_OBJECT_WUNLOCK(object);
return (error != 0 ? VM_PAGER_ERROR : VM_PAGER_OK);
#else /* __rtems__ */
return (0);
#endif /* __rtems__ */
}
#include "opt_ddb.h"
#include <rtems/bsd/local/opt_ddb.h>
#ifdef __rtems__
#define DB_SHOW_COMMAND(cmd_name, func_name) \
void rtems_bsd_cmd_ ## func_name(caddr_t addr, bool have_addr, int count, char* modif)
#define db_printf printf
#define db_show_buffer rtems_bsd_cmd_db_show_buffer
#define DDB
#endif /* __rtems__ */
#ifdef DDB
#ifndef __rtems__
#include <ddb/ddb.h>
#endif /* __rtems__ */
/* DDB command to show buffer data */
DB_SHOW_COMMAND(buffer, db_show_buffer)
@ -5322,9 +5446,13 @@ DB_SHOW_COMMAND(buffer, db_show_buffer)
vm_page_t m;
m = bp->b_pages[i];
if (m != NULL)
#ifndef __rtems__
db_printf("(%p, 0x%lx, 0x%lx)", m->object,
(u_long)m->pindex,
(u_long)VM_PAGE_TO_PHYS(m));
#else /* __rtems__ */
db_printf("(%p)", m);
#endif /* __rtems__ */
else
db_printf("( ??? )");
if ((i + 1) < bp->b_npages)
@ -5421,8 +5549,10 @@ DB_SHOW_COMMAND(lockedbufs, lockedbufs)
if (BUF_ISLOCKED(bp)) {
db_show_buffer((uintptr_t)bp, 1, 0, NULL);
db_printf("\n");
#ifndef __rtems__
if (db_pager_quit)
break;
#endif /* __rtems__ */
}
}
}
@ -5449,6 +5579,7 @@ DB_SHOW_COMMAND(vnodebufs, db_show_vnodebufs)
}
}
#ifndef __rtems__
DB_COMMAND(countfreebufs, db_coundfreebufs)
{
struct buf *bp;
@ -5471,4 +5602,11 @@ DB_COMMAND(countfreebufs, db_coundfreebufs)
nfree + used);
db_printf("numfreebuffers is %d\n", numfreebuffers);
}
#endif /* __rtems__ */
#endif /* DDB */
#ifdef __rtems__
void rtems_bsd_bio_dump(void)
{
rtems_bsd_cmd_bufqueues(0, true, 0, NULL);
}
#endif /* __rtems__ */

14
freebsd/sys/kern/vfs_cache.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -37,8 +39,8 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_ddb.h"
#include "opt_ktrace.h"
#include <rtems/bsd/local/opt_ddb.h>
#include <rtems/bsd/local/opt_ktrace.h>
#include <sys/param.h>
#include <sys/systm.h>
@ -339,12 +341,14 @@ cache_out_ts(struct namecache *ncp, struct timespec *tsp, int *ticksp)
}
static int __read_mostly doingcache = 1; /* 1 => enable the cache */
#ifndef __rtems__
SYSCTL_INT(_debug, OID_AUTO, vfscache, CTLFLAG_RW, &doingcache, 0,
"VFS namecache enabled");
/* Export size information to userland */
SYSCTL_INT(_debug_sizeof, OID_AUTO, namecache, CTLFLAG_RD, SYSCTL_NULL_INT_PTR,
sizeof(struct namecache), "sizeof(struct namecache)");
#endif /* __rtems__ */
/*
* The new name cache statistics
@ -397,10 +401,12 @@ static void
cache_maybe_yield(void)
{
#ifndef __rtems__
if (should_yield()) {
cache_yield++;
kern_yield(PRI_USER);
}
#endif /* __rtems__ */
}
static inline void
@ -1918,7 +1924,11 @@ nchinit(void *dummy __unused)
numfullpathfail4 = counter_u64_alloc(M_WAITOK);
numfullpathfound = counter_u64_alloc(M_WAITOK);
}
#ifndef __rtems__
SYSINIT(vfs, SI_SUB_VFS, SI_ORDER_SECOND, nchinit, NULL);
#else /* __rtems__ */
SYSINIT(vfs_c, SI_SUB_VFS, SI_ORDER_SECOND, nchinit, NULL);
#endif /* __rtems__ */
void
cache_changesize(int newmaxvnodes)

9
freebsd/sys/kern/vfs_cluster.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -36,7 +38,7 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_debug_cluster.h"
#include <rtems/bsd/local/opt_debug_cluster.h>
#include <sys/param.h>
#include <sys/systm.h>
@ -254,7 +256,9 @@ cluster_read(struct vnode *vp, u_quad_t filesize, daddr_t lblkno, long size,
PROC_UNLOCK(td->td_proc);
}
#endif /* RACCT */
#ifndef __rtems__
td->td_ru.ru_inblock++;
#endif /* __rtems__ */
}
/*
@ -314,7 +318,9 @@ cluster_read(struct vnode *vp, u_quad_t filesize, daddr_t lblkno, long size,
PROC_UNLOCK(td->td_proc);
}
#endif /* RACCT */
#ifndef __rtems__
td->td_ru.ru_inblock++;
#endif /* __rtems__ */
}
if (reqbp) {
@ -447,6 +453,7 @@ cluster_rbuild(struct vnode *vp, u_quad_t filesize, daddr_t lbn,
* take part in the cluster. If it is partially valid
* then we stop.
*/
#ifndef __rtems__
off = tbp->b_offset;
tsize = size;
VM_OBJECT_WLOCK(tbp->b_bufobj->bo_object);

36
freebsd/sys/kern/vfs_default.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -46,13 +48,15 @@ __FBSDID("$FreeBSD$");
#include <sys/kernel.h>
#include <sys/limits.h>
#include <sys/lock.h>
#ifndef __rtems__
#include <sys/lockf.h>
#endif /* __rtems__ */
#include <sys/malloc.h>
#include <sys/mount.h>
#include <sys/namei.h>
#include <sys/rwlock.h>
#include <sys/fcntl.h>
#include <sys/unistd.h>
#include <rtems/bsd/sys/unistd.h>
#include <sys/vnode.h>
#include <sys/dirent.h>
#include <sys/poll.h>
@ -66,7 +70,9 @@ __FBSDID("$FreeBSD$");
#include <vm/vm_map.h>
#include <vm/vm_page.h>
#include <vm/vm_pager.h>
#ifndef __rtems__
#include <vm/vnode_pager.h>
#endif /* __rtems__ */
static int vop_nolookup(struct vop_lookup_args *);
static int vop_norename(struct vop_rename_args *);
@ -401,6 +407,7 @@ vop_stdaccessx(struct vop_accessx_args *ap)
int
vop_stdadvlock(struct vop_advlock_args *ap)
{
#ifndef __rtems__
struct vnode *vp;
struct vattr vattr;
int error;
@ -422,11 +429,15 @@ vop_stdadvlock(struct vop_advlock_args *ap)
vattr.va_size = 0;
return (lf_advlock(ap, &(vp->v_lockf), vattr.va_size));
#else /* __rtems__ */
return (EINVAL);
#endif /* __rtems__ */
}
int
vop_stdadvlockasync(struct vop_advlockasync_args *ap)
{
#ifndef __rtems__
struct vnode *vp;
struct vattr vattr;
int error;
@ -443,16 +454,23 @@ vop_stdadvlockasync(struct vop_advlockasync_args *ap)
vattr.va_size = 0;
return (lf_advlockasync(ap, &(vp->v_lockf), vattr.va_size));
#else /* __rtems__ */
return (EINVAL);
#endif /* __rtems__ */
}
int
vop_stdadvlockpurge(struct vop_advlockpurge_args *ap)
{
#ifndef __rtems__
struct vnode *vp;
vp = ap->a_vp;
lf_purgelocks(vp, &vp->v_lockf);
return (0);
#else /* __rtems__ */
return (EINVAL);
#endif /* __rtems__ */
}
/*
@ -670,20 +688,28 @@ vop_stdgetpages(ap)
int *a_rahead;
} */ *ap;
{
#ifndef __rtems__
return vnode_pager_generic_getpages(ap->a_vp, ap->a_m,
ap->a_count, ap->a_rbehind, ap->a_rahead, NULL, NULL);
#else /* __rtems__ */
return EINVAL;
#endif /* __rtems__ */
}
static int
vop_stdgetpages_async(struct vop_getpages_async_args *ap)
{
#ifndef __rtems__
int error;
error = VOP_GETPAGES(ap->a_vp, ap->a_m, ap->a_count, ap->a_rbehind,
ap->a_rahead);
ap->a_iodone(ap->a_arg, ap->a_m, ap->a_count, error);
return (error);
#else /* __rtems__ */
return EINVAL;
#endif /* __rtems__ */
}
int
@ -703,9 +729,13 @@ vop_stdputpages(ap)
int *a_rtvals;
} */ *ap;
{
#ifndef __rtems__
return vnode_pager_generic_putpages(ap->a_vp, ap->a_m, ap->a_count,
ap->a_sync, ap->a_rtvals);
#else /* __rtems__ */
return EINVAL;
#endif /* __rtems__ */
}
int
@ -962,8 +992,10 @@ vop_stdallocate(struct vop_allocate_args *ap)
offset += cur;
if (len == 0)
break;
#ifndef __rtems__
if (should_yield())
break;
#endif /* __rtems__ */
}
out:
@ -984,6 +1016,7 @@ vop_stdadvise(struct vop_advise_args *ap)
vp = ap->a_vp;
switch (ap->a_advice) {
#ifndef __rtems__
case POSIX_FADV_WILLNEED:
/*
* Do nothing for now. Filesystems should provide a
@ -1026,6 +1059,7 @@ vop_stdadvise(struct vop_advise_args *ap)
BO_RUNLOCK(bo);
VOP_UNLOCK(vp, 0);
break;
#endif /* __rtems__ */
default:
error = EINVAL;
break;

18
freebsd/sys/kern/vfs_export.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -39,8 +41,8 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_inet.h"
#include "opt_inet6.h"
#include <rtems/bsd/local/opt_inet.h>
#include <rtems/bsd/local/opt_inet6.h>
#include <sys/param.h>
#include <sys/systm.h>
@ -61,7 +63,12 @@ __FBSDID("$FreeBSD$");
#include <netinet/in.h>
#include <net/radix.h>
#ifndef __rtems__
static MALLOC_DEFINE(M_NETADDR, "export_host", "Export host address structure");
#else /* __rtems__ */
static MALLOC_DEFINE(M_NETADDR_e, "export_host", "Export host address structure");
#define M_NETADDR M_NETADDR_e
#endif /* __rtems__ */
#if defined(INET) || defined(INET6)
static struct radix_node_head *vfs_create_addrlist_af(
@ -119,11 +126,13 @@ vfs_hang_addrlist(struct mount *mp, struct netexport *nep,
* with fields like cr_uidinfo and cr_prison? Currently, this
* routine does not touch them (leaves them as NULL).
*/
#ifndef __rtems__
if (argp->ex_anon.cr_version != XUCRED_VERSION) {
vfs_mount_error(mp, "ex_anon.cr_version: %d != %d",
argp->ex_anon.cr_version, XUCRED_VERSION);
return (EINVAL);
}
#endif /* __rtems__ */
if (argp->ex_addrlen == 0) {
if (mp->mnt_flag & MNT_DEFEXPORTED) {
@ -134,11 +143,13 @@ vfs_hang_addrlist(struct mount *mp, struct netexport *nep,
np = &nep->ne_defexported;
np->netc_exflags = argp->ex_flags;
np->netc_anon = crget();
#ifndef __rtems__
np->netc_anon->cr_uid = argp->ex_anon.cr_uid;
crsetgroups(np->netc_anon, argp->ex_anon.cr_ngroups,
argp->ex_anon.cr_groups);
np->netc_anon->cr_prison = &prison0;
prison_hold(np->netc_anon->cr_prison);
#endif /* __rtems__ */
np->netc_numsecflavors = argp->ex_numsecflavors;
bcopy(argp->ex_secflavors, np->netc_secflavors,
sizeof(np->netc_secflavors));
@ -213,11 +224,13 @@ vfs_hang_addrlist(struct mount *mp, struct netexport *nep,
}
np->netc_exflags = argp->ex_flags;
np->netc_anon = crget();
#ifndef __rtems__
np->netc_anon->cr_uid = argp->ex_anon.cr_uid;
crsetgroups(np->netc_anon, argp->ex_anon.cr_ngroups,
argp->ex_anon.cr_groups);
np->netc_anon->cr_prison = &prison0;
prison_hold(np->netc_anon->cr_prison);
#endif /* __rtems__ */
np->netc_numsecflavors = argp->ex_numsecflavors;
bcopy(argp->ex_secflavors, np->netc_secflavors,
sizeof(np->netc_secflavors));
@ -525,4 +538,3 @@ vfs_stdcheckexp(struct mount *mp, struct sockaddr *nam, int *extflagsp,
lockmgr(&mp->mnt_explock, LK_RELEASE, NULL);
return (0);
}

4
freebsd/sys/kern/vfs_extattr.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
@ -491,6 +493,8 @@ kern_extattr_get_path(struct thread *td, const char *path, int attrnamespace,
* References: vp must be a valid reference for the duration of the call
*/
static int
extattr_delete_vp(struct vnode *vp, int attrnamespace, const char *attrname,
struct thread *td)
{

2
freebsd/sys/kern/vfs_hash.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*

14
freebsd/sys/kern/vfs_init.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -69,7 +71,11 @@ int maxvfsconf = VFS_GENERIC + 1;
*/
struct vfsconfhead vfsconf = TAILQ_HEAD_INITIALIZER(vfsconf);
struct sx vfsconf_sx;
#ifndef __rtems__
SX_SYSINIT(vfsconf, &vfsconf_sx, "vfsconf");
#else /* __rtems__ */
SX_SYSINIT_FLAGS(vfsconf, &vfsconf_sx, "vfsconf", SX_RECURSE);
#endif /* __rtems__ */
/*
* Loader.conf variable vfs.typenumhash enables setting vfc_typenum using a hash
@ -147,18 +153,22 @@ vfs_byname_kld(const char *fstype, struct thread *td, int *error)
return (vfsp);
/* Try to load the respective module. */
#ifndef __rtems__
*error = kern_kldload(td, fstype, &fileid);
loaded = (*error == 0);
if (*error == EEXIST)
*error = 0;
if (*error)
return (NULL);
#endif /* __rtems__ */
/* Look up again to see if the VFS was loaded. */
vfsp = vfs_byname(fstype);
if (vfsp == NULL) {
#ifndef __rtems__
if (loaded)
(void)kern_kldunload(td, fileid, LINKER_UNLOAD_FORCE);
#endif /* __rtems__ */
*error = ENODEV;
return (NULL);
}
@ -278,8 +288,10 @@ vfs_register(struct vfsconf *vfc)
if (vfsops->vfs_sysctl == NULL)
vfsops->vfs_sysctl = vfs_stdsysctl;
#ifndef __rtems__
if (vfc->vfc_flags & VFCF_JAIL)
prison_add_vfs(vfc);
#endif /* __rtems__ */
/*
* Call init function for this VFS...
@ -297,6 +309,7 @@ vfs_register(struct vfsconf *vfc)
* preserved by re-registering the oid after modifying its
* number.
*/
#ifndef __rtems__
sysctl_wlock();
SLIST_FOREACH(oidp, SYSCTL_CHILDREN(&sysctl___vfs), oid_link) {
if (strcmp(oidp->oid_name, vfc->vfc_name) == 0) {
@ -307,6 +320,7 @@ vfs_register(struct vfsconf *vfc)
}
}
sysctl_wunlock();
#endif /* __rtems__ */
return (0);
}

16
freebsd/sys/kern/vfs_lookup.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -39,8 +41,8 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_capsicum.h"
#include "opt_ktrace.h"
#include <rtems/bsd/local/opt_capsicum.h>
#include <rtems/bsd/local/opt_ktrace.h>
#include <sys/param.h>
#include <sys/systm.h>
@ -158,7 +160,11 @@ nameiinit(void *dummy __unused)
NULL, NULL, NULL, NULL, UMA_ALIGN_PTR, 0);
getnewvnode("crossmp", NULL, &crossmp_vnodeops, &vp_crossmp);
}
#ifndef __rtems__
SYSINIT(vfs, SI_SUB_VFS, SI_ORDER_SECOND, nameiinit, NULL);
#else /* __rtems__ */
SYSINIT(vfs_l, SI_SUB_VFS, SI_ORDER_SECOND, nameiinit, NULL);
#endif /* __rtems__ */
static int lookup_cap_dotdot = 1;
SYSCTL_INT(_vfs, OID_AUTO, lookup_cap_dotdot, CTLFLAG_RWTUN,
@ -557,6 +563,7 @@ static int
compute_cn_lkflags(struct mount *mp, int lkflags, int cnflags)
{
#ifndef __rtems__
if (mp == NULL || ((lkflags & LK_SHARED) &&
(!(mp->mnt_kern_flag & MNTK_LOOKUP_SHARED) ||
((cnflags & ISDOTDOT) &&
@ -565,6 +572,7 @@ compute_cn_lkflags(struct mount *mp, int lkflags, int cnflags)
lkflags |= LK_EXCLUSIVE;
}
lkflags |= LK_NODDLKTREAT;
#endif /* __rtems__ */
return (lkflags);
}
@ -820,10 +828,14 @@ dirloop:
goto bad;
}
for (;;) {
#ifndef __rtems__
for (pr = cnp->cn_cred->cr_prison; pr != NULL;
pr = pr->pr_parent)
if (dp == pr->pr_root)
break;
#else /* __rtems__ */
pr = NULL;
#endif /* __rtems__ */
if (dp == ndp->ni_rootdir ||
dp == ndp->ni_topdir ||
dp == rootvnode ||

8
freebsd/sys/kern/vfs_mount.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -796,16 +798,22 @@ sys_mount(struct thread *td, struct mount_args *uap)
*/
flags &= ~MNT_ROOTFS;
#ifndef __rtems__
fstype = malloc(MFSNAMELEN, M_TEMP, M_WAITOK);
error = copyinstr(uap->type, fstype, MFSNAMELEN, NULL);
if (error) {
free(fstype, M_TEMP);
return (error);
}
#else /* __rtems__ */
fstype = uap->type;
#endif /* __rtems__ */
AUDIT_ARG_TEXT(fstype);
vfsp = vfs_byname_kld(fstype, td, &error);
#ifndef __rtems__
free(fstype, M_TEMP);
#endif /* __rtems__ */
if (vfsp == NULL)
return (ENOENT);
if (vfsp->vfc_vfsops->vfs_cmount == NULL)

88
freebsd/sys/kern/vfs_subr.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -43,8 +45,8 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_ddb.h"
#include "opt_watchdog.h"
#include <rtems/bsd/local/opt_ddb.h>
#include <rtems/bsd/local/opt_watchdog.h>
#include <sys/param.h>
#include <sys/systm.h>
@ -57,14 +59,18 @@ __FBSDID("$FreeBSD$");
#include <sys/dirent.h>
#include <sys/event.h>
#include <sys/eventhandler.h>
#ifndef __rtems__
#include <sys/extattr.h>
#endif /* __rtems__ */
#include <sys/file.h>
#include <sys/fcntl.h>
#include <sys/jail.h>
#include <sys/kdb.h>
#include <sys/kernel.h>
#include <sys/kthread.h>
#ifndef __rtems__
#include <sys/lockf.h>
#endif /* __rtems__ */
#include <sys/malloc.h>
#include <sys/mount.h>
#include <sys/namei.h>
@ -388,6 +394,7 @@ out:
return (error);
}
#ifndef __rtems__
static int
sysctl_ftry_reclaim_vnode(SYSCTL_HANDLER_ARGS)
{
@ -427,6 +434,7 @@ SYSCTL_PROC(_debug, OID_AUTO, ftry_reclaim_vnode,
CTLTYPE_INT | CTLFLAG_MPSAFE | CTLFLAG_WR, NULL, 0,
sysctl_ftry_reclaim_vnode, "I",
"Try to reclaim a vnode by its file descriptor");
#endif /* __rtems__ */
/* Shift count for (uintptr_t)vp to initialize vp->v_hash. */
static int vnsz2log;
@ -492,7 +500,9 @@ vnode_init(void *mem, int size, int flags)
/*
* Initialize rangelocks.
*/
#ifndef __rtems__
rangelock_init(&vp->v_rl);
#endif /* __rtems__ */
return (0);
}
@ -506,7 +516,9 @@ vnode_fini(void *mem, int size)
struct bufobj *bo;
vp = mem;
#ifndef __rtems__
rangelock_destroy(&vp->v_rl);
#endif /* __rtems__ */
lockdestroy(vp->v_vnlock);
mtx_destroy(&vp->v_interlock);
bo = &vp->v_bufobj;
@ -551,10 +563,18 @@ vntblinit(void *dummy __unused)
* size. The memory required by desiredvnodes vnodes and vm objects
* must not exceed 1/10th of the kernel's heap size.
*/
#ifndef __rtems__
physvnodes = maxproc + pgtok(vm_cnt.v_page_count) / 64 +
3 * min(98304 * 16, pgtok(vm_cnt.v_page_count)) / 64;
virtvnodes = vm_kmem_size / (10 * (sizeof(struct vm_object) +
sizeof(struct vnode) + NC_SZ * ncsizefactor + NFS_NCLNODE_SZ));
#else /* __rtems__ */
/*
* Make a fixed number until someone decided on a better solution for RTEMS
*/
physvnodes = 128;
virtvnodes = 128;
#endif /* __rtems__ */
desiredvnodes = min(physvnodes, virtvnodes);
if (desiredvnodes > MAXVNODES_MAX) {
if (bootverbose)
@ -1005,7 +1025,11 @@ vlrureclaim(struct mount *mp, bool reclaim_nc_src, int trigger)
(!reclaim_nc_src && !LIST_EMPTY(&vp->v_cache_src)) ||
((vp->v_iflag & VI_FREE) != 0) ||
(vp->v_iflag & VI_DOOMED) != 0 || (vp->v_object != NULL &&
#ifndef __rtems__
vp->v_object->resident_page_count > trigger)) {
#else /* __rtems__ */
false)) {
#endif /* __rtems__ */
VI_UNLOCK(vp);
goto next_iter;
}
@ -1032,7 +1056,11 @@ vlrureclaim(struct mount *mp, bool reclaim_nc_src, int trigger)
(!reclaim_nc_src && !LIST_EMPTY(&vp->v_cache_src)) ||
(vp->v_iflag & VI_FREE) != 0 ||
(vp->v_object != NULL &&
#ifndef __rtems__
vp->v_object->resident_page_count > trigger)) {
#else /* __rtems__ */
false)) {
#endif /* __rtems__ */
VOP_UNLOCK(vp, LK_INTERLOCK);
vdrop(vp);
goto next_iter_mntunlocked;
@ -1045,15 +1073,21 @@ vlrureclaim(struct mount *mp, bool reclaim_nc_src, int trigger)
vdropl(vp);
done++;
next_iter_mntunlocked:
#ifndef __rtems__
if (!should_yield())
goto relock_mnt;
#endif /* __rtems__ */
goto yield;
next_iter:
#ifndef __rtems__
if (!should_yield())
continue;
#endif /* __rtems__ */
MNT_IUNLOCK(mp);
yield:
#ifndef __rtems__
kern_yield(PRI_USER);
#endif /* __rtems__ */
relock_mnt:
MNT_ILOCK(mp);
}
@ -1247,12 +1281,16 @@ vnlru_proc(void)
int done, force, trigger, usevnodes, vsp;
bool reclaim_nc_src;
#ifndef __rtems__
EVENTHANDLER_REGISTER(shutdown_pre_sync, kproc_shutdown, vnlruproc,
SHUTDOWN_PRI_FIRST);
#endif /* __rtems__ */
force = 0;
for (;;) {
#ifndef __rtems__
kproc_suspend_check(vnlruproc);
#endif /* __rtems__ */
mtx_lock(&vnode_free_list_mtx);
/*
* If numvnodes is too large (due to desiredvnodes being
@ -1304,7 +1342,11 @@ vnlru_proc(void)
* misconfigured cases, and this is necessary. Normally
* it is about 8 to 100 (pages), which is quite large.
*/
#ifndef __rtems__
trigger = vm_cnt.v_page_count * 2 / usevnodes;
#else /* __rtems__ */
trigger = 32000 / usevnodes;
#endif /* __rtems__ */
if (force < 2)
trigger = vsmalltrigger;
reclaim_nc_src = force >= 3;
@ -1789,6 +1831,7 @@ bufobj_invalbuf(struct bufobj *bo, int flags, int slpflag, int slptimeo)
*/
do {
bufobj_wwait(bo, 0, 0);
#ifndef __rtems__
if ((flags & V_VMIO) == 0) {
BO_UNLOCK(bo);
if (bo->bo_object != NULL) {
@ -1798,12 +1841,14 @@ bufobj_invalbuf(struct bufobj *bo, int flags, int slpflag, int slptimeo)
}
BO_LOCK(bo);
}
#endif /* __rtems__ */
} while (bo->bo_numoutput > 0);
BO_UNLOCK(bo);
/*
* Destroy the copy in the VM cache, too.
*/
#ifndef __rtems__
if (bo->bo_object != NULL &&
(flags & (V_ALT | V_NORMAL | V_CLEANONLY | V_VMIO)) == 0) {
VM_OBJECT_WLOCK(bo->bo_object);
@ -1811,6 +1856,7 @@ bufobj_invalbuf(struct bufobj *bo, int flags, int slpflag, int slptimeo)
OBJPR_CLEANONLY : 0);
VM_OBJECT_WUNLOCK(bo->bo_object);
}
#endif /* __rtems__ */
#ifdef INVARIANTS
BO_LOCK(bo);
@ -1836,8 +1882,10 @@ vinvalbuf(struct vnode *vp, int flags, int slpflag, int slptimeo)
CTR3(KTR_VFS, "%s: vp %p with flags %d", __func__, vp, flags);
ASSERT_VOP_LOCKED(vp, "vinvalbuf");
#ifndef __rtems__
if (vp->v_object != NULL && vp->v_object->handle != vp)
return (0);
#endif /* __rtems__ */
return (bufobj_invalbuf(&vp->v_bufobj, flags, slpflag, slptimeo));
}
@ -2005,7 +2053,9 @@ restartsync:
bufobj_wwait(bo, 0, 0);
BO_UNLOCK(bo);
#ifndef __rtems__
vnode_pager_setsize(vp, length);
#endif /* __rtems__ */
return (0);
}
@ -2354,15 +2404,19 @@ sched_sync(void)
starttime = time_uptime;
td->td_pflags |= TDP_NORUNNINGBUF;
#ifndef __rtems__
EVENTHANDLER_REGISTER(shutdown_pre_sync, syncer_shutdown, td->td_proc,
SHUTDOWN_PRI_LAST);
#endif /* __rtems__ */
mtx_lock(&sync_mtx);
for (;;) {
if (syncer_state == SYNCER_FINAL_DELAY &&
syncer_final_iter == 0) {
mtx_unlock(&sync_mtx);
#ifndef __rtems__
kproc_suspend_check(td->td_proc);
#endif /* __rtems__ */
mtx_lock(&sync_mtx);
}
net_worklist_len = syncer_worklist_len - sync_vnode_count;
@ -2427,7 +2481,9 @@ sched_sync(void)
* drivers need to sleep while patting
*/
mtx_unlock(&sync_mtx);
#ifndef __rtems__
wdog_kern_pat(WD_LASTVAL);
#endif /* __rtems__ */
mtx_lock(&sync_mtx);
}
@ -2460,12 +2516,14 @@ sched_sync(void)
* matter as we are just trying to generally pace the
* filesystem activity.
*/
#ifndef __rtems__
if (syncer_state != SYNCER_RUNNING ||
time_uptime == starttime) {
thread_lock(td);
sched_prio(td, PPAUSE);
thread_unlock(td);
}
#endif /* __rtems__ */
if (syncer_state != SYNCER_RUNNING)
cv_timedwait(&sync_wakeup, &sync_mtx,
hz / SYNCER_SHUTDOWN_SPEEDUP);
@ -3127,8 +3185,10 @@ _vdrop(struct vnode *vp, bool locked)
VNASSERT(TAILQ_EMPTY(&vp->v_cache_dst), vp, ("vp has namecache dst"));
VNASSERT(LIST_EMPTY(&vp->v_cache_src), vp, ("vp has namecache src"));
VNASSERT(vp->v_cache_dd == NULL, vp, ("vp has namecache for .."));
#ifndef __rtems__
VNASSERT(TAILQ_EMPTY(&vp->v_rl.rl_waiters), vp,
("Dangling rangelock waiters"));
#endif /* __rtems__ */
VI_UNLOCK(vp);
#ifdef MAC
mac_vnode_destroy(vp);
@ -3181,12 +3241,14 @@ vinactive(struct vnode *vp, struct thread *td)
* point that VOP_INACTIVE() is called, there could still be
* pending I/O and dirty pages in the object.
*/
#ifndef __rtems__
if ((obj = vp->v_object) != NULL && (vp->v_vflag & VV_NOSYNC) == 0 &&
(obj->flags & OBJ_MIGHTBEDIRTY) != 0) {
VM_OBJECT_WLOCK(obj);
vm_object_page_clean(obj, 0, 0, 0);
VM_OBJECT_WUNLOCK(obj);
}
#endif /* __rtems__ */
VOP_INACTIVE(vp, td);
VI_LOCK(vp);
VNASSERT(vp->v_iflag & VI_DOINGINACT, vp,
@ -3266,9 +3328,11 @@ loop:
*/
if (flags & WRITECLOSE) {
if (vp->v_object != NULL) {
#ifndef __rtems__
VM_OBJECT_WLOCK(vp->v_object);
vm_object_page_clean(vp->v_object, 0, 0, 0);
VM_OBJECT_WUNLOCK(vp->v_object);
#endif /* __rtems__ */
}
error = VOP_FSYNC(vp, MNT_WAIT, td);
if (error != 0) {
@ -3490,7 +3554,11 @@ vgonel(struct vnode *vp)
VI_UNLOCK(vp);
}
if (vp->v_type == VSOCK)
#ifndef __rtems__
vfs_unp_reclaim(vp);
#else /* __rtems__ */
panic("vgonel with sock");
#endif /* __rtems__ */
/*
* Clean out any buffers associated with the vnode.
@ -3671,6 +3739,7 @@ vn_printf(struct vnode *vp, const char *fmt, ...)
printf(" flags (%s)\n", buf + 1);
if (mtx_owned(VI_MTX(vp)))
printf(" VI_LOCKed");
#ifndef __rtems__
if (vp->v_object != NULL)
printf(" v_object %p ref %d pages %d "
"cleanbuf %d dirtybuf %d\n",
@ -3678,6 +3747,7 @@ vn_printf(struct vnode *vp, const char *fmt, ...)
vp->v_object->resident_page_count,
vp->v_bufobj.bo_clean.bv_cnt,
vp->v_bufobj.bo_dirty.bv_cnt);
#endif /* __rtems__ */
printf(" ");
lockmgr_printinfo(vp->v_vnlock);
if (vp->v_data != NULL)
@ -4216,6 +4286,7 @@ vfs_unmountall(void)
void
vfs_msync(struct mount *mp, int flags)
{
#ifndef __rtems__
struct vnode *vp, *mvp;
struct vm_object *obj;
@ -4248,6 +4319,7 @@ vfs_msync(struct mount *mp, int flags)
} else
VI_UNLOCK(vp);
}
#endif /* __rtems__ */
}
static void
@ -4452,10 +4524,14 @@ sync_fsync(struct vop_fsync_args *ap)
vfs_unbusy(mp);
return (0);
}
#ifndef __rtems__
save = curthread_pflags_set(TDP_SYNCIO);
#endif /* __rtems__ */
vfs_msync(mp, MNT_NOWAIT);
error = VFS_SYNC(mp, MNT_LAZY);
#ifndef __rtems__
curthread_pflags_restore(save);
#endif /* __rtems__ */
vn_finished_write(mp);
vfs_unbusy(mp);
return (error);
@ -4656,6 +4732,7 @@ int
extattr_check_cred(struct vnode *vp, int attrnamespace, struct ucred *cred,
struct thread *td, accmode_t accmode)
{
#ifndef __rtems__
/*
* Kernel-invoked always succeeds.
@ -4676,6 +4753,9 @@ extattr_check_cred(struct vnode *vp, int attrnamespace, struct ucred *cred,
default:
return (EPERM);
}
#else /* __rtems__ */
return (0);
#endif /* __rtems__ */
}
#ifdef DEBUG_VFS_LOCKS
@ -5438,8 +5518,10 @@ __mnt_vnode_next_all(struct vnode **mvp, struct mount *mp)
{
struct vnode *vp;
#ifndef __rtems__
if (should_yield())
kern_yield(PRI_USER);
#endif /* __rtems__ */
MNT_ILOCK(mp);
KASSERT((*mvp)->v_mount == mp, ("marker vnode mount list mismatch"));
for (vp = TAILQ_NEXT(*mvp, v_nmntvnodes); vp != NULL;
@ -5664,8 +5746,10 @@ struct vnode *
__mnt_vnode_next_active(struct vnode **mvp, struct mount *mp)
{
#ifndef __rtems__
if (should_yield())
kern_yield(PRI_USER);
#endif /* __rtems__ */
mtx_lock(&mp->mnt_listmtx);
return (mnt_vnode_next_active(mvp, mp));
}

68
freebsd/sys/kern/vfs_syscalls.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -39,8 +41,8 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_capsicum.h"
#include "opt_ktrace.h"
#include <rtems/bsd/local/opt_capsicum.h>
#include <rtems/bsd/local/opt_ktrace.h>
#include <sys/param.h>
#include <sys/systm.h>
@ -65,7 +67,7 @@ __FBSDID("$FreeBSD$");
#include <sys/sdt.h>
#include <sys/stat.h>
#include <sys/sx.h>
#include <sys/unistd.h>
#include <rtems/bsd/sys/unistd.h>
#include <sys/vnode.h>
#include <sys/priv.h>
#include <sys/proc.h>
@ -87,7 +89,9 @@ __FBSDID("$FreeBSD$");
#include <vm/vm_page.h>
#include <vm/uma.h>
#ifndef __rtems__
#include <ufs/ufs/quota.h>
#endif /* __rtems__ */
MALLOC_DEFINE(M_FADVISE, "fadvise", "posix_fadvise(2) information");
@ -151,6 +155,7 @@ sys_sync(struct thread *td, struct sync_args *uap)
return (0);
}
#ifndef __rtems__
/*
* Change filesystem quotas.
*/
@ -203,6 +208,7 @@ sys_quotactl(struct thread *td, struct quotactl_args *uap)
vfs_unbusy(mp);
return (error);
}
#endif /* __rtems__ */
/*
* Used by statfs conversion routines to scale the block size up if
@ -904,6 +910,7 @@ kern_chdir(struct thread *td, char *path, enum uio_seg pathseg)
return (0);
}
#ifndef __rtems__
/*
* Change notion of root (``/'') directory.
*/
@ -945,6 +952,7 @@ error:
NDFREE(&nd, NDF_ONLY_PNBUF);
return (error);
}
#endif /* __rtems__ */
/*
* Common routine for chroot and chdir. Callers must provide a locked vnode
@ -999,8 +1007,10 @@ flags_to_rights(int flags, cap_rights_t *rightsp)
if (flags & (O_SYNC | O_FSYNC))
cap_rights_set(rightsp, CAP_FSYNC);
#ifndef __rtems__
if (flags & (O_EXLOCK | O_SHLOCK))
cap_rights_set(rightsp, CAP_FLOCK);
#endif /* __rtems__ */
}
/*
@ -1061,9 +1071,13 @@ kern_openat(struct thread *td, int fd, char *path, enum uio_seg pathseg,
* Only one of the O_EXEC, O_RDONLY, O_WRONLY and O_RDWR flags
* may be specified.
*/
#ifndef __rtems__
if (flags & O_EXEC) {
if (flags & O_ACCMODE)
return (EINVAL);
#else /* __rtems__ */
if (false) {
#endif /* __rtems__ */
} else if ((flags & O_ACCMODE) == O_ACCMODE) {
return (EINVAL);
} else {
@ -1083,10 +1097,16 @@ kern_openat(struct thread *td, int fd, char *path, enum uio_seg pathseg,
*/
/* Set the flags early so the finit in devfs can pick them up. */
fp->f_flag = flags & FMASK;
#ifndef __rtems__
cmode = ((mode & ~fdp->fd_cmask) & ALLPERMS) & ~S_ISTXT;
#else /* __rtems__ */
cmode = (mode & ~fdp->fd_cmask) & ALLPERMS;
#endif /* __rtems__ */
NDINIT_ATRIGHTS(&nd, LOOKUP, FOLLOW | AUDITVNODE1, pathseg, path, fd,
&rights, td);
#ifndef __rtems__
td->td_dupfd = -1; /* XXX check for fdopen */
#endif /* __rtems__ */
error = vn_open(&nd, &flags, cmode, fp);
if (error != 0) {
/*
@ -1106,16 +1126,23 @@ kern_openat(struct thread *td, int fd, char *path, enum uio_seg pathseg,
*/
if ((nd.ni_lcf & NI_LCF_STRICTRELATIVE) == 0 &&
(error == ENODEV || error == ENXIO) &&
#ifndef __rtems__
td->td_dupfd >= 0) {
error = dupfdopen(td, fdp, td->td_dupfd, flags, error,
&indx);
if (error == 0)
goto success;
#else /* __rtems__ */
true) {
panic("fdopen() dup");
#endif /* __rtems__ */
}
goto bad;
}
#ifndef __rtems__
td->td_dupfd = 0;
#endif /* __rtems__ */
NDFREE(&nd, NDF_ONLY_PNBUF);
vp = nd.ni_vp;
@ -1255,12 +1282,16 @@ kern_mknodat(struct thread *td, int fd, char *path, enum uio_seg pathseg,
if (error == 0 && dev == VNOVAL)
error = EINVAL;
break;
#ifndef __rtems__
case S_IFWHT:
error = priv_check(td, PRIV_VFS_MKNOD_WHT);
break;
#endif /* __rtems__ */
case S_IFIFO:
#ifndef __rtems__
if (dev == 0)
return (kern_mkfifoat(td, fd, path, pathseg, mode));
#endif /* __rtems__ */
/* FALLTHROUGH */
default:
error = EINVAL;
@ -1298,9 +1329,11 @@ restart:
case S_IFBLK:
vattr.va_type = VBLK;
break;
#ifndef __rtems__
case S_IFWHT:
whiteout = 1;
break;
#endif /* __rtems__ */
default:
panic("kern_mknod: invalid mode");
}
@ -1333,6 +1366,7 @@ restart:
return (error);
}
#ifndef __rtems__
/*
* Create a named pipe.
*/
@ -1418,6 +1452,7 @@ out:
NDFREE(&nd, NDF_ONLY_PNBUF);
return (error);
}
#endif /* __rtems__ */
/*
* Make a hard file link.
@ -1459,15 +1494,19 @@ sys_linkat(struct thread *td, struct linkat_args *uap)
}
int hardlink_check_uid = 0;
#ifndef __rtems__
SYSCTL_INT(_security_bsd, OID_AUTO, hardlink_check_uid, CTLFLAG_RW,
&hardlink_check_uid, 0,
"Unprivileged processes cannot create hard links to files owned by other "
"users");
#endif /* __rtems__ */
static int hardlink_check_gid = 0;
#ifndef __rtems__
SYSCTL_INT(_security_bsd, OID_AUTO, hardlink_check_gid, CTLFLAG_RW,
&hardlink_check_gid, 0,
"Unprivileged processes cannot create hard links to files owned by other "
"groups");
#endif /* __rtems__ */
static int
can_hardlink(struct vnode *vp, struct ucred *cred)
@ -1689,6 +1728,7 @@ out:
return (error);
}
#ifndef __rtems__
/*
* Delete a whiteout from the filesystem.
*/
@ -1735,6 +1775,7 @@ restart:
vn_finished_write(mp);
return (error);
}
#endif /* __rtems__ */
/*
* Delete a name from the filesystem.
@ -1952,6 +1993,7 @@ sys_access(struct thread *td, struct access_args *uap)
0, uap->amode));
}
#ifndef __rtems__
#ifndef _SYS_SYSPROTO_H_
struct faccessat_args {
int dirfd;
@ -2014,7 +2056,9 @@ out:
}
return (error);
}
#endif /* __rtems__ */
#ifndef __rtems__
/*
* Check access permissions using "effective" credentials.
*/
@ -2031,7 +2075,9 @@ sys_eaccess(struct thread *td, struct eaccess_args *uap)
return (kern_accessat(td, AT_FDCWD, uap->path, UIO_USERSPACE,
AT_EACCESS, uap->amode));
}
#endif /* __rtems__ */
#ifndef __rtems__
#if defined(COMPAT_43)
/*
* Get file status; this version follows links.
@ -2256,6 +2302,7 @@ freebsd11_fstatat(struct thread *td, struct freebsd11_fstatat_args* uap)
return (error);
}
#endif /* COMPAT_FREEBSD11 */
#endif /* __rtems__ */
/*
* Get file status
@ -2398,6 +2445,7 @@ freebsd11_nlstat(struct thread *td, struct freebsd11_nlstat_args *uap)
}
#endif /* COMPAT_FREEBSD11 */
#ifndef __rtems__
/*
* Get configurable pathname variables.
*/
@ -2456,6 +2504,7 @@ kern_pathconf(struct thread *td, char *path, enum uio_seg pathseg, int name,
vput(nd.ni_vp);
return (error);
}
#endif /* __rtems__ */
/*
* Return target name of a symbolic link.
@ -2607,6 +2656,7 @@ sys_chflags(struct thread *td, struct chflags_args *uap)
uap->flags, 0));
}
#ifndef __rtems__
#ifndef _SYS_SYSPROTO_H_
struct chflagsat_args {
int fd;
@ -2695,6 +2745,7 @@ sys_fchflags(struct thread *td, struct fchflags_args *uap)
fdrop(fp, td);
return (error);
}
#endif /* __rtems__ */
/*
* Common implementation code for chmod(), lchmod() and fchmod().
@ -2954,6 +3005,7 @@ sys_fchown(struct thread *td, struct fchown_args *uap)
return (error);
}
#ifndef __rtems__
/*
* Common implementation code for utimes(), lutimes(), and futimes().
*/
@ -3272,6 +3324,7 @@ kern_utimensat(struct thread *td, int fd, char *path, enum uio_seg pathseg,
vrele(nd.ni_vp);
return (error);
}
#endif /* __rtems__ */
/*
* Truncate a file given its path name.
@ -3396,11 +3449,13 @@ kern_fsync(struct thread *td, int fd, bool fullsync)
}
vn_lock(vp, lock_flags | LK_RETRY);
AUDIT_ARG_VNODE1(vp);
#ifndef __rtems__
if (vp->v_object != NULL) {
VM_OBJECT_WLOCK(vp->v_object);
vm_object_page_clean(vp->v_object, 0, 0, 0);
VM_OBJECT_WUNLOCK(vp->v_object);
}
#endif /* __rtems__ */
error = fullsync ? VOP_FSYNC(vp, MNT_WAIT, td) : VOP_FDATASYNC(vp, td);
VOP_UNLOCK(vp, 0);
vn_finished_write(mp);
@ -3481,6 +3536,7 @@ again:
AUDITVNODE1, pathseg, old, oldfd,
&cap_renameat_source_rights, td);
#else
NDINIT_ATRIGHTS(&fromnd, DELETE, WANTPARENT | SAVESTART | AUDITVNODE1,
pathseg, old, oldfd,
&cap_renameat_source_rights, td);
@ -4035,6 +4091,7 @@ fail:
return (error);
}
#ifndef __rtems__
/*
* Set the mode mask for creation of filesystem nodes.
*/
@ -4102,6 +4159,7 @@ out:
vput(vp);
return (error);
}
#endif /* __rtems__ */
/*
* Convert a user file descriptor to a kernel file entry and check that, if it
@ -4139,6 +4197,7 @@ getvnode(struct thread *td, int fd, cap_rights_t *rightsp, struct file **fpp)
}
#ifndef __rtems__
/*
* Get an (NFS) file handle.
*/
@ -4515,6 +4574,7 @@ out:
vfs_unbusy(mp);
return (error);
}
#endif /* __rtems__ */
int
kern_posix_fallocate(struct thread *td, int fd, off_t offset, off_t len)
@ -4600,6 +4660,7 @@ kern_posix_fallocate(struct thread *td, int fd, off_t offset, off_t len)
return (error);
}
#ifndef __rtems__
int
sys_posix_fallocate(struct thread *td, struct posix_fallocate_args *uap)
{
@ -4746,3 +4807,4 @@ sys_posix_fadvise(struct thread *td, struct posix_fadvise_args *uap)
uap->advice);
return (kern_posix_error(td, error));
}
#endif /* __rtems__ */

93
freebsd/sys/kern/vfs_vnops.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -45,7 +47,7 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_hwpmc_hooks.h"
#include <rtems/bsd/local/opt_hwpmc_hooks.h>
#include <sys/param.h>
#include <sys/systm.h>
@ -74,7 +76,7 @@ __FBSDID("$FreeBSD$");
#include <sys/ttycom.h>
#include <sys/conf.h>
#include <sys/syslog.h>
#include <sys/unistd.h>
#include <rtems/bsd/sys/unistd.h>
#include <sys/user.h>
#include <security/audit/audit.h>
@ -114,10 +116,14 @@ struct fileops vnops = {
.fo_close = vn_closefile,
.fo_chmod = vn_chmod,
.fo_chown = vn_chown,
#ifndef __rtems__
.fo_sendfile = vn_sendfile,
#endif /* __rtems__ */
.fo_seek = vn_seek,
#ifndef __rtems__
.fo_fill_kinfo = vn_fill_kinfo,
.fo_mmap = vn_mmap,
#endif /* __rtems__ */
.fo_flags = DFLAG_PASSABLE | DFLAG_SEEKABLE
};
@ -353,8 +359,10 @@ vn_open_vnode(struct vnode *vp, int fmode, struct ucred *cred,
}
if (fmode & FREAD)
accmode |= VREAD;
#ifndef __rtems__
if (fmode & FEXEC)
accmode |= VEXEC;
#endif /* __rtems__ */
if ((fmode & O_APPEND) && (fmode & FWRITE))
accmode |= VAPPEND;
#ifdef MAC
@ -394,7 +402,9 @@ vn_open_vnode(struct vnode *vp, int fmode, struct ucred *cred,
* Arrange for that by having fdrop() to use vn_closefile().
*/
if (error != 0) {
#ifndef __rtems__
fp->f_flag |= FOPENFAILED;
#endif /* __rtems__ */
fp->f_vnode = vp;
if (fp->f_ops == &badfileops) {
fp->f_type = DTYPE_VNODE;
@ -448,7 +458,11 @@ vn_close1(struct vnode *vp, int flags, struct ucred *file_cred,
vn_start_write(vp, &mp, V_WAIT);
vn_lock(vp, lock_flags | LK_RETRY);
AUDIT_ARG_VNODE1(vp);
#ifndef __rtems__
if ((flags & (FWRITE | FOPENFAILED)) == FWRITE) {
#else /* __rtems__ */
if ((flags & FWRITE) == FWRITE) {
#endif /* __rtems__ */
VOP_ADD_WRITECOUNT_CHECKED(vp, -1);
CTR3(KTR_VFS, "%s: vp %p v_writecount decreased to %d",
__func__, vp, vp->v_writecount);
@ -478,8 +492,10 @@ sequential_heuristic(struct uio *uio, struct file *fp)
{
ASSERT_VOP_LOCKED(fp->f_vnode, __func__);
#ifndef __rtems__
if (fp->f_flag & FRDAHEAD)
return (fp->f_seqcount << IO_SEQSHIFT);
#endif /* __rtems__ */
/*
* Offset 0 is handled specially. open() sets f_seqcount to 1 so
@ -752,6 +768,7 @@ foffset_unlock_uio(struct file *fp, struct uio *uio, int flags)
static int
get_advice(struct file *fp, struct uio *uio)
{
#ifndef __rtems__
struct mtx *mtxp;
int ret;
@ -767,6 +784,9 @@ get_advice(struct file *fp, struct uio *uio)
ret = fp->f_advice->fa_advice;
mtx_unlock(mtxp);
return (ret);
#else /* __rtems__ */
return (POSIX_FADV_NORMAL);
#endif /* __rtems__ */
}
/*
@ -946,7 +966,9 @@ vn_io_fault_doio(struct vn_io_fault_args *args, struct uio *uio,
int error, save;
error = 0;
#ifndef __rtems__
save = vm_fault_disable_pagefaults();
#endif /* __rtems__ */
switch (args->kind) {
case VN_IO_FAULT_FOP:
error = (args->args.fop_args.doio)(args->args.fop_args.fp,
@ -965,24 +987,31 @@ vn_io_fault_doio(struct vn_io_fault_args *args, struct uio *uio,
panic("vn_io_fault_doio: unknown kind of io %d %d",
args->kind, uio->uio_rw);
}
#ifndef __rtems__
vm_fault_enable_pagefaults(save);
#endif /* __rtems__ */
return (error);
}
static int
vn_io_fault_touch(char *base, const struct uio *uio)
{
#ifndef __rtems__
int r;
r = fubyte(base);
if (r == -1 || (uio->uio_rw == UIO_READ && subyte(base, r) == -1))
return (EFAULT);
return (0);
#else /* __rtems__ */
return (EFAULT);
#endif /* __rtems__ */
}
static int
vn_io_fault_prefault_user(const struct uio *uio)
{
#ifndef __rtems__
char *base;
const struct iovec *iov;
size_t len;
@ -1020,6 +1049,9 @@ vn_io_fault_prefault_user(const struct uio *uio)
}
}
return (error);
#else /* __rtems__ */
return (EFAULT);
#endif /* __rtems__ */
}
/*
@ -1042,6 +1074,9 @@ vn_io_fault1(struct vnode *vp, struct uio *uio, struct vn_io_fault_args *args,
size_t len, resid;
ssize_t adv;
int error, cnt, saveheld, prev_td_ma_cnt;
#ifdef __rtems__
struct uio uio_clone_;
#endif /* __rtems__ */
if (vn_io_fault_prefault) {
error = vn_io_fault_prefault_user(uio);
@ -1060,7 +1095,12 @@ vn_io_fault1(struct vnode *vp, struct uio *uio, struct vn_io_fault_args *args,
* Cache a copy of the original uio, which is advanced to the redo
* point using UIO_NOCOPY below.
*/
#ifndef __rtems__
uio_clone = cloneuio(uio);
#else /* __rtems__ */
uio_clone_ = *uio;
uio_clone = &uio_clone_;
#endif /* __rtems__ */
resid = uio->uio_resid;
short_uio.uio_segflg = UIO_USERSPACE;
@ -1076,9 +1116,11 @@ vn_io_fault1(struct vnode *vp, struct uio *uio, struct vn_io_fault_args *args,
uiomove(NULL, resid - uio->uio_resid, uio_clone);
uio_clone->uio_segflg = uio->uio_segflg;
#ifndef __rtems__
saveheld = curthread_pflags_set(TDP_UIOHELD);
prev_td_ma = td->td_ma;
prev_td_ma_cnt = td->td_ma_cnt;
#endif /* __rtems__ */
while (uio_clone->uio_resid != 0) {
len = uio_clone->uio_iov->iov_len;
@ -1098,6 +1140,7 @@ vn_io_fault1(struct vnode *vp, struct uio *uio, struct vn_io_fault_args *args,
break;
}
cnt = atop(end - trunc_page(addr));
#ifndef __rtems__
/*
* A perfectly misaligned address and length could cause
* both the start and the end of the chunk to use partial
@ -1109,16 +1152,21 @@ vn_io_fault1(struct vnode *vp, struct uio *uio, struct vn_io_fault_args *args,
error = EFAULT;
break;
}
#endif /* __rtems__ */
short_uio.uio_iov = &short_iovec[0];
short_iovec[0].iov_base = (void *)addr;
short_uio.uio_iovcnt = 1;
short_uio.uio_resid = short_iovec[0].iov_len = len;
short_uio.uio_offset = uio_clone->uio_offset;
#ifndef __rtems__
td->td_ma = ma;
td->td_ma_cnt = cnt;
#endif /* __rtems__ */
error = vn_io_fault_doio(args, &short_uio, td);
#ifndef __rtems__
vm_page_unhold_pages(ma, cnt);
#endif /* __rtems__ */
adv = len - short_uio.uio_resid;
uio_clone->uio_iov->iov_base =
@ -1133,11 +1181,15 @@ vn_io_fault1(struct vnode *vp, struct uio *uio, struct vn_io_fault_args *args,
if (error != 0 || adv == 0)
break;
}
#ifndef __rtems__
td->td_ma = prev_td_ma;
td->td_ma_cnt = prev_td_ma_cnt;
curthread_pflags_restore(saveheld);
#endif /* __rtems__ */
out:
#ifndef __rtems__
free(uio_clone, M_IOV);
#endif /* __rtems__ */
return (error);
}
@ -1145,6 +1197,7 @@ static int
vn_io_fault(struct file *fp, struct uio *uio, struct ucred *active_cred,
int flags, struct thread *td)
{
#ifdef __rtems__
fo_rdwr_t *doio;
struct vnode *vp;
void *rl_cookie;
@ -1178,6 +1231,9 @@ vn_io_fault(struct file *fp, struct uio *uio, struct ucred *active_cred,
}
foffset_unlock_uio(fp, uio, flags);
return (error);
#else /* __rtems__ */
return (EFAULT);
#endif /* __rtems__ */
}
/*
@ -1195,6 +1251,8 @@ vn_io_fault(struct file *fp, struct uio *uio, struct ucred *active_cred,
int
vn_io_fault_uiomove(char *data, int xfersize, struct uio *uio)
{
#ifndef __rtems__
return (EFAULT);
struct uio transp_uio;
struct iovec transp_iov[1];
struct thread *td;
@ -1204,8 +1262,10 @@ vn_io_fault_uiomove(char *data, int xfersize, struct uio *uio)
td = curthread;
if ((td->td_pflags & TDP_UIOHELD) == 0 ||
uio->uio_segflg != UIO_USERSPACE)
#endif /* __rtems__ */
return (uiomove(data, xfersize, uio));
#ifndef __rtems__
KASSERT(uio->uio_iovcnt == 1, ("uio_iovcnt %d", uio->uio_iovcnt));
transp_iov[0].iov_base = data;
transp_uio.uio_iov = &transp_iov[0];
@ -1246,12 +1306,14 @@ vn_io_fault_uiomove(char *data, int xfersize, struct uio *uio)
uio->uio_resid -= adv;
uio->uio_offset += adv;
return (error);
#endif /* __rtems__ */
}
int
vn_io_fault_pgmove(vm_page_t ma[], vm_offset_t offset, int xfersize,
struct uio *uio)
{
#ifndef __rtems__
struct thread *td;
vm_offset_t iov_base;
int cnt, pgadv;
@ -1284,6 +1346,9 @@ vn_io_fault_pgmove(vm_page_t ma[], vm_offset_t offset, int xfersize,
uio->uio_resid -= cnt;
uio->uio_offset += cnt;
return (0);
#else /* __rtems__ */
return (EFAULT);
#endif /* __rtems__ */
}
@ -1440,7 +1505,9 @@ vn_stat(struct vnode *vp, struct stat *sb, struct ucred *active_cred,
sb->st_atim = vap->va_atime;
sb->st_mtim = vap->va_mtime;
sb->st_ctim = vap->va_ctime;
#ifndef __rtems__
sb->st_birthtim = vap->va_birthtime;
#endif /* __rtems__ */
/*
* According to www.opengroup.org, the meaning of st_blksize is
@ -1452,11 +1519,13 @@ vn_stat(struct vnode *vp, struct stat *sb, struct ucred *active_cred,
sb->st_blksize = max(PAGE_SIZE, vap->va_blocksize);
#ifndef __rtems__
sb->st_flags = vap->va_flags;
if (priv_check(td, PRIV_VFS_GENERATION))
sb->st_gen = 0;
else
sb->st_gen = vap->va_gen;
#endif /* __rtems__ */
sb->st_blocks = vap->va_bytes / S_BLKSIZE;
return (0);
@ -1486,6 +1555,7 @@ vn_ioctl(struct file *fp, u_long com, void *data, struct ucred *active_cred,
if (error == 0)
*(int *)data = vattr.va_size - fp->f_offset;
return (error);
#ifndef __rtems__
case FIOBMAP2:
bmarg = (struct fiobmap2_arg *)data;
vn_lock(vp, LK_SHARED | LK_RETRY);
@ -1498,6 +1568,7 @@ vn_ioctl(struct file *fp, u_long com, void *data, struct ucred *active_cred,
&bmarg->bn, &bmarg->runp, &bmarg->runb);
VOP_UNLOCK(vp, 0);
return (error);
#endif /* __rtems__ */
case FIONBIO:
case FIOASYNC:
return (0);
@ -1578,7 +1649,11 @@ vn_closefile(struct file *fp, struct thread *td)
vp = fp->f_vnode;
fp->f_ops = &badfileops;
#ifndef __rtems__
ref= (fp->f_flag & FHASLOCK) != 0 && fp->f_type == DTYPE_VNODE;
#else /* __rtems__ */
ref = false;
#endif /* __rtems__ */
error = vn_close1(vp, fp->f_flag, fp->f_cred, td, ref);
@ -1617,7 +1692,11 @@ vn_start_write_locked(struct mount *mp, int flags)
/*
* Check on status of suspension.
*/
#ifndef __rtems__
if ((curthread->td_pflags & TDP_IGNSUSP) == 0 ||
#else /* __rtems__ */
if (
#endif /* __rtems__ */
mp->mnt_susp_owner != curthread) {
mflags = ((mp->mnt_vfc->vfc_flags & VFCF_SBDRY) != 0 ?
(flags & PCATCH) : 0) | (PUSER - 1);
@ -1864,7 +1943,9 @@ vfs_write_resume(struct mount *mp, int flags)
mp->mnt_susp_owner = NULL;
wakeup(&mp->mnt_writeopcount);
wakeup(&mp->mnt_flag);
#ifndef __rtems__
curthread->td_pflags &= ~TDP_IGNSUSP;
#endif /* __rtems__ */
if ((flags & VR_START_WRITE) != 0) {
MNT_REF(mp);
mp->mnt_writeopcount++;
@ -1910,7 +1991,9 @@ vfs_write_suspend_umnt(struct mount *mp)
mp->mnt_kern_flag &= ~(MNTK_SUSPENDED | MNTK_SUSPEND2);
wakeup(&mp->mnt_flag);
MNT_IUNLOCK(mp);
#ifndef __rtems__
curthread->td_pflags |= TDP_IGNSUSP;
#endif /* __rtems__ */
return (0);
}
@ -2106,9 +2189,11 @@ vn_rlimit_fsize(const struct vnode *vp, const struct uio *uio,
return (0);
if ((uoff_t)uio->uio_offset + uio->uio_resid >
lim_cur(td, RLIMIT_FSIZE)) {
#ifndef __rtems__
PROC_LOCK(td->td_proc);
kern_psignal(td->td_proc, SIGXFSZ);
PROC_UNLOCK(td->td_proc);
#endif /* __rtems__ */
return (EFBIG);
}
return (0);
@ -2147,6 +2232,7 @@ vn_chown(struct file *fp, uid_t uid, gid_t gid, struct ucred *active_cred,
void
vn_pages_remove(struct vnode *vp, vm_pindex_t start, vm_pindex_t end)
{
#ifndef __rtems__
vm_object_t object;
if ((object = vp->v_object) == NULL)
@ -2154,6 +2240,7 @@ vn_pages_remove(struct vnode *vp, vm_pindex_t start, vm_pindex_t end)
VM_OBJECT_WLOCK(object);
vm_object_page_remove(object, start, end, 0);
VM_OBJECT_WUNLOCK(object);
#endif /* __rtems__ */
}
int
@ -2386,6 +2473,7 @@ vn_fill_kinfo_vnode(struct vnode *vp, struct kinfo_file *kif)
return (0);
}
#ifndef __rtems__
int
vn_mmap(struct file *fp, vm_map_t map, vm_offset_t *addr, vm_size_t size,
vm_prot_t prot, vm_prot_t cap_maxprot, int flags, vm_ooffset_t foff,
@ -2499,6 +2587,7 @@ vn_mmap(struct file *fp, vm_map_t map, vm_offset_t *addr, vm_size_t size,
#endif
return (error);
}
#endif /* __rtems__ */
void
vn_fsid(struct vnode *vp, struct vattr *va)

18
freebsd/sys/net/route.c
View File

@ -407,9 +407,6 @@ struct setfib_args {
int fibnum;
};
#endif
#ifdef __rtems__
static
#endif /* __rtems__ */
int
sys_setfib(struct thread *td, struct setfib_args *uap)
{
@ -423,20 +420,6 @@ sys_setfib(struct thread *td, struct setfib_args *uap)
#endif /* __rtems__ */
return (0);
}
#ifdef __rtems__
int
setfib(int fibnum)
{
struct setfib_args ua = {
.fibnum = fibnum
};
int error;
error = sys_setfib(NULL, &ua);
return rtems_bsd_error_to_status_and_errno(error);
}
#endif /* __rtems__ */
/*
* Packet routing routines.
@ -2302,4 +2285,3 @@ rt_newaddrmsg_fib(int cmd, struct ifaddr *ifa, int error, struct rtentry *rt,
rt_addrmsg(cmd, ifa, fibnum);
}
}

87
freebsd/sys/opencrypto/cryptodev.c
View File

@ -303,8 +303,6 @@ SYSCTL_TIMEVAL_SEC(_kern, OID_AUTO, cryptodev_warn_interval, CTLFLAG_RW,
&warninterval,
"Delay in seconds between warnings of deprecated /dev/crypto algorithms");
#ifndef __rtems__
>>>>>>> e79fbf70f7e... RTEMS
static int cryptof_ioctl(struct file *, u_long, void *,
struct ucred *, struct thread *);
static int cryptof_stat(struct file *, struct stat *,
@ -327,9 +325,6 @@ static struct fileops cryptofops = {
.fo_sendfile = invfo_sendfile,
.fo_fill_kinfo = cryptof_fill_kinfo,
};
#else /* __rtems__ */
static const rtems_filesystem_file_handlers_r cryptofops;
#endif /* __rtems__ */
static struct csession *csefind(struct fcrypt *, u_int);
static bool csedelete(struct fcrypt *, u_int);
@ -773,27 +768,6 @@ bail:
return (error);
#undef SES2
}
#ifdef __rtems__
static int
rtems_bsd_cryptof_ioctl(rtems_libio_t *iop, ioctl_command_t request,
void *buffer)
{
struct thread *td;
int error;
td = rtems_bsd_get_curthread_or_null();
if (td != NULL) {
struct file *fp;
fp = rtems_bsd_iop_to_fp(iop);
error = cryptof_ioctl(fp, request, buffer, NULL, td);
} else {
error = ENOMEM;
}
return (rtems_bsd_error_to_status_and_errno(error));
}
#endif /* __rtems__ */
static int cryptodev_cb(struct cryptop *);
@ -1384,17 +1358,11 @@ cryptodev_find(struct crypt_find_op *find)
/* ARGSUSED */
static int
#ifndef __rtems__
cryptof_stat(
struct file *fp,
struct stat *sb,
struct ucred *active_cred,
struct thread *td)
#else /* __rtems__ */
rtems_bsd_cryptof_stat(const rtems_filesystem_location_info_t *loc,
struct stat *buf
#endif /* __rtems__ */
)
{
return (EOPNOTSUPP);
@ -1418,28 +1386,7 @@ cryptof_close(struct file *fp, struct thread *td)
fp->f_data = NULL;
return 0;
}
#ifdef __rtems__
static int
rtems_bsd_cryptof_close(rtems_libio_t *iop)
{
struct thread *td;
int error;
td = rtems_bsd_get_curthread_or_null();
if (td != NULL) {
struct file *fp;
fp = rtems_bsd_iop_to_fp(iop);
error = cryptof_close(fp, td);
} else {
error = ENOMEM;
}
return (rtems_bsd_error_to_status_and_errno(error));
}
#endif /* __rtems__ */
#ifndef __rtems__
static int
cryptof_fill_kinfo(struct file *fp, struct kinfo_file *kif, struct filedesc *fdp)
{
@ -1447,7 +1394,6 @@ cryptof_fill_kinfo(struct file *fp, struct kinfo_file *kif, struct filedesc *fdp
kif->kf_type = KF_TYPE_CRYPTO;
return (0);
}
#endif /* __rtems__ */
static struct csession *
csefind(struct fcrypt *fcr, u_int ses)
@ -1567,10 +1513,17 @@ cryptoioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread
}
/* falloc automatically provides an extra reference to 'f'. */
finit(f, FREAD | FWRITE, DTYPE_CRYPTO, fcr, &cryptofops);
*(u_int32_t *)data = fd;
#ifndef __rtems__
fdrop(f, td);
#ifdef __rtems__
fd = rtems_bsd_libio_iop_allocate_with_file(td, fd, &rtems_bsd_sysgen_nodeops);
if (fd < 0) {
fdclose(td, f, fd);
mtx_destroy(&fcr->lock);
free(fcr, M_XDATA);
return (error);
}
#endif /* __rtems__ */
*(u_int32_t *)data = fd;
fdrop(f, td);
break;
case CRIOFINDDEV:
error = cryptodev_find((struct crypt_find_op *)data);
@ -1627,23 +1580,3 @@ MODULE_VERSION(cryptodev, 1);
DECLARE_MODULE(cryptodev, cryptodev_mod, SI_SUB_PSEUDO, SI_ORDER_ANY);
MODULE_DEPEND(cryptodev, crypto, 1, 1, 1);
MODULE_DEPEND(cryptodev, zlib, 1, 1, 1);
#ifdef __rtems__
static const rtems_filesystem_file_handlers_r cryptofops = {
.open_h = rtems_filesystem_default_open,
.close_h = rtems_bsd_cryptof_close,
.read_h = rtems_filesystem_default_read,
.write_h = rtems_filesystem_default_write,
.ioctl_h = rtems_bsd_cryptof_ioctl,
.lseek_h = rtems_filesystem_default_lseek,
.fstat_h = rtems_bsd_cryptof_stat,
.ftruncate_h = rtems_filesystem_default_ftruncate,
.fsync_h = rtems_filesystem_default_fsync_or_fdatasync,
.fdatasync_h = rtems_filesystem_default_fsync_or_fdatasync,
.fcntl_h = rtems_filesystem_default_fcntl,
.poll_h = rtems_filesystem_default_poll,
.kqfilter_h = rtems_filesystem_default_kqfilter,
.readv_h = rtems_filesystem_default_readv,
.writev_h = rtems_filesystem_default_writev,
.mmap_h = rtems_filesystem_default_mmap
};
#endif /* __rtems__ */

2
freebsd/sys/sys/bio.h
View File

@ -102,9 +102,11 @@ struct bio {
void *bio_caller2; /* Private use by the consumer. */
TAILQ_ENTRY(bio) bio_queue; /* Disksort queue. */
const char *bio_attribute; /* Attribute for BIO_[GS]ETATTR */
#ifndef __rtems__
struct disk_zone_args bio_zone;/* Used for BIO_ZONE */
struct g_consumer *bio_from; /* GEOM linkage */
struct g_provider *bio_to; /* GEOM linkage */
#endif /* __rtems__ */
off_t bio_length; /* Like bio_bcount */
off_t bio_completed; /* Inverse of bio_resid */
u_int bio_children; /* Number of spawned bios */

6
freebsd/sys/sys/capsicum.h
View File

@ -336,9 +336,9 @@ cap_rights_t *__cap_rights_set(cap_rights_t *rights, ...);
__cap_rights_clear(__VA_ARGS__, 0ULL)
cap_rights_t *__cap_rights_clear(cap_rights_t *rights, ...);
#else /* __rtems__ */
#define cap_rights_init(...) (void)0
#define cap_rights_set(...) (void)0
#define cap_rights_clear(...) (void)0
#define cap_rights_init(...) NULL
#define cap_rights_set(...) NULL
#define cap_rights_clear(...) NULL
#endif /* __rtems__ */
#define cap_rights_is_set(...) \

4
freebsd/sys/sys/conf.h
View File

@ -90,15 +90,11 @@ struct cdev {
LIST_HEAD(, cdev) si_children;
LIST_ENTRY(cdev) si_siblings;
struct cdev *si_parent;
#ifndef __rtems__
struct mount *si_mountpt;
#endif /* __rtems__ */
void *si_drv1, *si_drv2;
struct cdevsw *si_devsw;
#ifndef __rtems__
int si_iosize_max; /* maximum I/O size (for physio &al) */
u_long si_usecount;
#endif /* __rtems__ */
u_long si_threadcount;
#ifndef __rtems__
union {

2
freebsd/sys/sys/eventvar.h
View File

@ -48,9 +48,7 @@ struct kqueue {
int kq_count; /* number of pending events */
struct selinfo kq_sel;
struct sigio *kq_sigio;
#ifndef __rtems__
struct filedesc *kq_fdp;
#endif /* __rtems__ */
int kq_state;
#define KQ_SEL 0x01
#define KQ_SLEEP 0x02

184
freebsd/sys/sys/file.h
View File

@ -172,7 +172,6 @@ struct fadvise_info {
};
struct file {
#ifndef __rtems__
void *f_data; /* file descriptor specific data */
struct fileops *f_ops; /* File operations */
struct ucred *f_cred; /* associated credentials. */
@ -202,93 +201,13 @@ struct file {
* Mandatory Access control information.
*/
void *f_label; /* Place-holder for MAC label. */
#else /* __rtems__ */
rtems_libio_t f_io;
#ifdef __rtems__
rtems_libio_t *f_io;
#endif /* __rtems__ */
};
#ifdef __rtems__
#define f_data f_io.pathinfo.node_access_2
#define f_cdevpriv f_io.data1
static inline struct file *
rtems_bsd_iop_to_fp(rtems_libio_t *iop)
{
return (struct file *) iop;
}
static inline struct file *
rtems_bsd_fd_to_fp(int fd)
{
return rtems_bsd_iop_to_fp(&rtems_libio_iops[fd]);
}
static inline int
rtems_bsd_fp_to_fd(struct file *fp)
{
return fp - rtems_bsd_iop_to_fp(&rtems_libio_iops[0]);
}
static inline void *
rtems_bsd_loc_to_f_data(const rtems_filesystem_location_info_t *loc)
{
return loc->node_access_2;
}
static inline uint32_t
rtems_bsd_fflag_to_libio_flags(u_int fflag)
{
uint32_t libio_flags = 0;
if ((fflag & FREAD) == FREAD) {
libio_flags |= LIBIO_FLAGS_READ;
}
if ((fflag & FWRITE) == FWRITE) {
libio_flags |= LIBIO_FLAGS_WRITE;
}
if ((fflag & FNONBLOCK) == FNONBLOCK) {
libio_flags |= LIBIO_FLAGS_NO_DELAY;
}
return (libio_flags);
}
static inline u_int
rtems_bsd_libio_flags_to_fflag(uint32_t libio_flags)
{
u_int fflag = 0;
if ((libio_flags & LIBIO_FLAGS_READ) == LIBIO_FLAGS_READ) {
fflag |= FREAD;
}
if ((libio_flags & LIBIO_FLAGS_WRITE) == LIBIO_FLAGS_WRITE) {
fflag |= FWRITE;
}
if ((libio_flags & LIBIO_FLAGS_NO_DELAY) == LIBIO_FLAGS_NO_DELAY) {
fflag |= FNONBLOCK;
}
return (fflag);
}
static int inline
rtems_bsd_error_to_status_and_errno(int error)
{
if (error == 0) {
return 0;
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
#endif /* __rtems__ */
#ifndef __rtems__
#define f_cdevpriv f_vnun.fvn_cdevpriv
#define f_advice f_vnun.fvn_advice
#endif /* __rtems__ */
#define FOFFSET_LOCKED 0x1
#define FOFFSET_LOCK_WAITING 0x2
@ -323,32 +242,12 @@ struct xfile {
extern struct fileops vnops;
extern struct fileops badfileops;
#ifndef __rtems__
extern struct fileops socketops;
#else /* __rtems__ */
extern const rtems_filesystem_file_handlers_r socketops;
#endif /* __rtems__ */
extern int maxfiles; /* kernel limit on number of open files */
extern int maxfilesperproc; /* per process limit on number of open files */
extern volatile int openfiles; /* actual number of open files */
#ifndef __rtems__
int fget(struct thread *td, int fd, cap_rights_t *rightsp, struct file **fpp);
#else /* __rtems__ */
struct file *rtems_bsd_get_file(int fd);
static inline int
rtems_bsd_do_fget(int fd, struct file **fpp)
{
struct file *fp;
fp = rtems_bsd_get_file(fd);
*fpp = fp;
return (fp != NULL ? 0 : EBADF);
}
#define fget(td, fd, rights, fpp) rtems_bsd_do_fget(fd, fpp)
#endif /* __rtems__ */
int fget_mmap(struct thread *td, int fd, cap_rights_t *rightsp,
u_char *maxprotp, struct file **fpp);
int fget_read(struct thread *td, int fd, cap_rights_t *rightsp,
@ -359,7 +258,6 @@ int fget_fcntl(struct thread *td, int fd, cap_rights_t *rightsp,
int needfcntl, struct file **fpp);
int _fdrop(struct file *fp, struct thread *td);
#ifndef __rtems__
fo_rdwr_t invfo_rdwr;
fo_truncate_t invfo_truncate;
fo_ioctl_t invfo_ioctl;
@ -371,27 +269,12 @@ fo_sendfile_t invfo_sendfile;
fo_sendfile_t vn_sendfile;
fo_seek_t vn_seek;
#ifndef __rtems__
fo_fill_kinfo_t vn_fill_kinfo;
int vn_fill_kinfo_vnode(struct vnode *vp, struct kinfo_file *kif);
#else /* __rtems__ */
int rtems_bsd_soo_kqfilter(rtems_libio_t *iop, struct knote *kn);
#endif /* __rtems__ */
#ifndef __rtems__
void finit(struct file *, u_int, short, void *, struct fileops *);
#else /* __rtems__ */
static inline void
finit(struct file *fp, u_int fflag, short type, void *data,
const rtems_filesystem_file_handlers_r *ops)
{
(void)type;
fp->f_data = data;
fp->f_io.pathinfo.handlers = ops;
rtems_libio_iop_flags_set(&fp->f_io, LIBIO_FLAGS_OPEN |
rtems_bsd_fflag_to_libio_flags(fflag));
}
#endif /* __rtems__ */
int fgetvp(struct thread *td, int fd, cap_rights_t *rightsp,
struct vnode **vpp);
int fgetvp_exec(struct thread *td, int fd, cap_rights_t *rightsp,
@ -410,36 +293,32 @@ _fnoop(void)
return (0);
}
#ifndef __rtems__
static __inline __result_use_check bool
fhold(struct file *fp)
{
return (refcount_acquire_checked(&fp->f_count));
}
#endif /* __rtems__ */
#ifndef __rtems__
#define fdrop(fp, td) \
(refcount_release(&(fp)->f_count) ? _fdrop((fp), (td)) : _fnoop())
#else /* __rtems__ */
static inline void
rtems_bsd_fdrop(struct file *fp)
static inline int fdrop(struct file *fp, struct thread *td)
{
rtems_libio_iop_drop(&fp->f_io);
if (fp->f_io != NULL) {
if (RTEMS_BSD_DESCRIP_TRACE)
printf("bsd: fb: fdrop: iop=%p %d (%d) fp=%p (%d) by %p\n",
fp->f_io, fp->f_io->data0, fp->f_io->flags >> 12,
fp, fp->f_count, __builtin_return_address(0));
rtems_libio_iop_drop(fp->f_io);
} else if (RTEMS_BSD_DESCRIP_TRACE) {
printf("bsd: fb: fdrop: %d %p %d by %p\n",
-1, fp, fp->f_count, __builtin_return_address(0));
}
return (refcount_release(&(fp)->f_count) ? _fdrop((fp), (td)) : _fnoop());
}
/*
* WARNING: fdalloc() and falloc_caps() do not increment the reference count of
* the file descriptor in contrast to FreeBSD. We must not call the fdrop()
* corresponding to a fdalloc() or falloc_caps(). The reason for this is that
* FreeBSD performs a lazy cleanup once the reference count reaches zero.
* RTEMS uses the reference count to determine if a cleanup is allowed.
*/
#define fdrop(fp, td) rtems_bsd_fdrop(fp)
#endif /* __rtems__ */
#ifndef __rtems__
static __inline fo_rdwr_t fo_read;
static __inline fo_rdwr_t fo_write;
static __inline fo_truncate_t fo_truncate;
@ -475,29 +354,13 @@ fo_truncate(struct file *fp, off_t length, struct ucred *active_cred,
return ((*fp->f_ops->fo_truncate)(fp, length, active_cred, td));
}
#endif /* __rtems__ */
static __inline int
fo_ioctl(struct file *fp, u_long com, void *data, struct ucred *active_cred,
struct thread *td)
{
#ifndef __rtems__
return ((*fp->f_ops->fo_ioctl)(fp, com, data, active_cred, td));
#else /* __rtems__ */
int rv;
(void) active_cred;
(void) td;
errno = 0;
rv = ((*fp->f_io.pathinfo.handlers->ioctl_h)(&fp->f_io, com, data));
if (rv == 0) {
return (0);
} else {
return (errno);
}
#endif /* __rtems__ */
}
static __inline int
@ -505,17 +368,9 @@ fo_poll(struct file *fp, int events, struct ucred *active_cred,
struct thread *td)
{
#ifndef __rtems__
return ((*fp->f_ops->fo_poll)(fp, events, active_cred, td));
#else /* __rtems__ */
(void) active_cred;
(void) td;
return ((*fp->f_io.pathinfo.handlers->poll_h)(&fp->f_io, events));
#endif /* __rtems__ */
}
#ifndef __rtems__
static __inline int
fo_stat(struct file *fp, struct stat *sb, struct ucred *active_cred,
struct thread *td)
@ -530,20 +385,14 @@ fo_close(struct file *fp, struct thread *td)
return ((*fp->f_ops->fo_close)(fp, td));
}
#endif /* __rtems__ */
static __inline int
fo_kqfilter(struct file *fp, struct knote *kn)
{
#ifndef __rtems__
return ((*fp->f_ops->fo_kqfilter)(fp, kn));
#else /* __rtems__ */
return ((*fp->f_io.pathinfo.handlers->kqfilter_h)(&fp->f_io, kn));
#endif /* __rtems__ */
}
#ifndef __rtems__
static __inline int
fo_chmod(struct file *fp, mode_t mode, struct ucred *active_cred,
struct thread *td)
@ -602,6 +451,9 @@ fo_aio_queue(struct file *fp, struct kaiocb *job)
return ((*fp->f_ops->fo_aio_queue)(fp, job));
}
#ifdef __rtems__
#include <machine/rtems-bsd-libio.h>
#endif /* __rtems__ */
#endif /* _KERNEL */

85
freebsd/sys/sys/filedesc.h
View File

@ -76,7 +76,6 @@ struct fdescenttbl {
*/
#define NDSLOTTYPE u_long
#ifndef __rtems__
struct filedesc {
struct fdescenttbl *fd_files; /* open files table */
struct vnode *fd_cdir; /* current directory */
@ -93,9 +92,6 @@ struct filedesc {
int fd_holdleaderscount; /* block fdfree() for shared close() */
int fd_holdleaderswakeup; /* fdfree() needs wakeup */
};
#else /* __rtems__ */
struct filedesc;
#endif /* __rtems__ */
/*
* Structure to keep track of (process leader, struct fildedesc) tuples.
@ -106,7 +102,6 @@ struct filedesc;
*
* fdl_refcount and fdl_holdcount are protected by struct filedesc mtx.
*/
#ifndef __rtems__
struct filedesc_to_leader {
int fdl_refcount; /* references from struct proc */
int fdl_holdcount; /* temporary hold during closef */
@ -118,9 +113,6 @@ struct filedesc_to_leader {
};
#define fd_nfiles fd_files->fdt_nfiles
#define fd_ofiles fd_files->fdt_ofiles
#else /* __rtems__ */
struct filedesc_to_leader;
#endif /* __rtems__ */
/*
* Per-process open flags.
@ -128,26 +120,15 @@ struct filedesc_to_leader;
#define UF_EXCLOSE 0x01 /* auto-close on exec */
#ifdef _KERNEL
#ifdef __rtems__
#include <sys/file.h>
#include <rtems/libio_.h>
#endif /* __rtems__ */
/* Lock a file descriptor table. */
#define FILEDESC_LOCK_INIT(fdp) sx_init(&(fdp)->fd_sx, "filedesc structure")
#define FILEDESC_LOCK_DESTROY(fdp) sx_destroy(&(fdp)->fd_sx)
#define FILEDESC_LOCK(fdp) (&(fdp)->fd_sx)
#ifndef __rtems__
#define FILEDESC_XLOCK(fdp) sx_xlock(&(fdp)->fd_sx)
#define FILEDESC_XUNLOCK(fdp) sx_xunlock(&(fdp)->fd_sx)
#define FILEDESC_SLOCK(fdp) sx_slock(&(fdp)->fd_sx)
#define FILEDESC_SUNLOCK(fdp) sx_sunlock(&(fdp)->fd_sx)
#else /* __rtems__ */
#define FILEDESC_XLOCK(fdp) do { } while (0)
#define FILEDESC_XUNLOCK(fdp) do { } while (0)
#define FILEDESC_SLOCK(fdp) do { } while (0)
#define FILEDESC_SUNLOCK(fdp) do { } while (0)
#endif /* __rtems__ */
#define FILEDESC_LOCK_ASSERT(fdp) sx_assert(&(fdp)->fd_sx, SX_LOCKED | \
SX_NOTRECURSED)
@ -177,42 +158,13 @@ void filecaps_init(struct filecaps *fcaps);
bool filecaps_copy(const struct filecaps *src, struct filecaps *dst,
bool locked);
void filecaps_move(struct filecaps *src, struct filecaps *dst);
#ifndef __rtems__
void filecaps_free(struct filecaps *fcaps);
#else /* __rtems__ */
#define filecaps_free(fcaps) do { } while (0)
#endif /* __rtems__ */
int closef(struct file *fp, struct thread *td);
int dupfdopen(struct thread *td, struct filedesc *fdp, int dfd, int mode,
int openerror, int *indxp);
#ifndef __rtems__
int falloc_caps(struct thread *td, struct file **resultfp, int *resultfd,
int flags, struct filecaps *fcaps);
#else /* __rtems__ */
static inline int
falloc_caps(struct thread *td, struct file **resultfp, int *resultfd,
int flags, struct filecaps *fcaps)
{
rtems_libio_t *iop;
(void)td;
(void)flags;
(void)fcaps;
iop = rtems_libio_allocate();
*resultfp = rtems_bsd_iop_to_fp(iop);
if (iop != NULL) {
iop->pathinfo.mt_entry = &rtems_filesystem_null_mt_entry;
rtems_filesystem_location_add_to_mt_entry(&iop->pathinfo);
*resultfd = rtems_libio_iop_to_descriptor(iop);
return (0);
} else {
return (ENFILE);
}
}
#endif /* __rtems__ */
int falloc_noinstall(struct thread *td, struct file **resultfp);
void _finstall(struct filedesc *fdp, struct file *fp, int fd, int flags,
struct filecaps *fcaps);
@ -221,22 +173,7 @@ int finstall(struct thread *td, struct file *fp, int *resultfd, int flags,
int fdalloc(struct thread *td, int minfd, int *result);
int fdallocn(struct thread *td, int minfd, int *fds, int n);
int fdcheckstd(struct thread *td);
#ifndef __rtems__
void fdclose(struct thread *td, struct file *fp, int idx);
#else /* __rtems__ */
/*
* WARNING: Use of fdrop() after fclose() corrupts the file descriptor. See
* fdrop() comment.
*/
static inline void
fdclose(struct thread *td, struct file *fp, int idx)
{
(void)td;
(void)idx;
rtems_libio_free(&fp->f_io);
}
#endif /* __rtems__ */
void fdcloseexec(struct thread *td);
void fdsetugidsafety(struct thread *td);
struct filedesc *fdcopy(struct filedesc *fdp);
@ -261,27 +198,9 @@ int fget_cap(struct thread *td, int fd, cap_rights_t *needrightsp,
struct file **fpp, struct filecaps *havecapsp);
/* Return a referenced file from an unlocked descriptor. */
#ifndef __rtems__
int fget_unlocked(struct filedesc *fdp, int fd, cap_rights_t *needrightsp,
struct file **fpp, seq_t *seqp);
#else /* __rtems__ */
static inline int
do_fget_unlocked(struct filedesc *fdp, int fd, struct file **fpp, seq_t *seqp)
{
struct file *fp;
(void)fdp;
(void)seqp;
fp = rtems_bsd_get_file(fd);
*fpp = fp;
return (fp != NULL ? 0 : EBADF);
}
#define fget_unlocked(fdp, fd, needrightsp, fpp, seqp) \
do_fget_unlocked(fdp, fd, fpp, seqp)
#endif /* __rtems__ */
#ifndef __rtems__
/* Requires a FILEDESC_{S,X}LOCK held and returns without a ref. */
static __inline struct file *
fget_locked(struct filedesc *fdp, int fd)
@ -320,13 +239,15 @@ fd_modified(struct filedesc *fdp, int fd, seq_t seq)
return (!seq_consistent(fd_seq(fdp->fd_files, fd), seq));
}
#endif
#endif /* __rtems__ */
/* cdir/rdir/jdir manipulation functions. */
void pwd_chdir(struct thread *td, struct vnode *vp);
int pwd_chroot(struct thread *td, struct vnode *vp);
void pwd_ensure_dirs(void);
#ifdef __rtems__
#include <machine/rtems-bsd-libio.h>
#endif /* __rtems__ */
#endif /* _KERNEL */
#endif /* !_SYS_FILEDESC_H_ */

11
freebsd/sys/sys/jail.h
View File

@ -399,7 +399,18 @@ getcredhostid(struct ucred *cred, unsigned long *hostid)
}
#endif /* __rtems__ */
void prison0_init(void);
#ifndef __rtems__
int prison_allow(struct ucred *, unsigned);
#else /* __rtems__ */
static inline int
prison_allow(struct ucred *cred1, unsigned i)
{
(void)cred1;
(void)i;
return (0);
}
#endif /* __rtems__ */
#ifndef __rtems__
int prison_check(struct ucred *cred1, struct ucred *cred2);
#else /* __rtems__ */

22
freebsd/sys/sys/mount.h
View File

@ -696,6 +696,7 @@ struct vfsops {
vfs_statfs_t __vfs_statfs;
#ifndef __rtems__
#define VFS_PROLOGUE(MP) do { \
struct mount *mp__; \
int _prev_stops; \
@ -708,6 +709,10 @@ vfs_statfs_t __vfs_statfs;
#define VFS_EPILOGUE(MP) \
sigallowstop(_prev_stops); \
} while (0)
#else /* __rtems__ */
#define VFS_PROLOGUE(MP)
#define VFS_EPILOGUE(MP)
#endif /* __rtems__ */
#define VFS_MOUNT(MP) ({ \
int _rc; \
@ -857,6 +862,7 @@ vfs_statfs_t __vfs_statfs;
#define VFS_VERSION_02 0x20180504
#define VFS_VERSION VFS_VERSION_02
#ifndef __rtems__
#define VFS_SET(vfsops, fsname, flags) \
static struct vfsconf fsname ## _vfsconf = { \
.vfc_version = VFS_VERSION, \
@ -871,6 +877,22 @@ vfs_statfs_t __vfs_statfs;
& fsname ## _vfsconf \
}; \
DECLARE_MODULE(fsname, fsname ## _mod, SI_SUB_VFS, SI_ORDER_MIDDLE)
#else /* __rtems__ */
#define VFS_SET(vfsops, fsname, flags) \
struct vfsconf fsname ## _vfsconf = { \
.vfc_version = VFS_VERSION, \
.vfc_name = #fsname, \
.vfc_vfsops = &vfsops, \
.vfc_typenum = -1, \
.vfc_flags = flags, \
}; \
moduledata_t fsname ## _mod = { \
#fsname, \
vfs_modevent, \
& fsname ## _vfsconf \
}; \
DECLARE_MODULE(fsname, fsname ## _mod, SI_SUB_VFS, SI_ORDER_MIDDLE)
#endif /* __rtems__ */
/*
* exported vnode operations

2
freebsd/sys/sys/proc.h
View File

@ -718,7 +718,9 @@ struct proc {
int p_osrel; /* (x) osreldate for the
binary (from ELF note, if any) */
char p_comm[MAXCOMLEN + 1]; /* (x) Process name. */
#endif /* __rtems__ */
struct sysentvec *p_sysent; /* (b) Syscall dispatch info. */
#ifndef __rtems__
struct pargs *p_args; /* (c) Process arguments. */
rlim_t p_cpulimit; /* (c) Current CPU limit in seconds. */
signed char p_nice; /* (c) Process "nice" value. */

9
freebsd/sys/sys/resourcevar.h
View File

@ -123,7 +123,7 @@ void calcru(struct proc *p, struct timeval *up, struct timeval *sp);
#ifndef __rtems__
int chgkqcnt(struct uidinfo *uip, int diff, rlim_t max);
#else /* __rtems__ */
#define chgkqcnt(uip, diff, max) 0
#define chgkqcnt(uip, diff, max) 1
#endif /* __rtems__ */
int chgproccnt(struct uidinfo *uip, int diff, rlim_t maxval);
#ifndef __rtems__
@ -146,7 +146,14 @@ int kern_proc_setrlimit(struct thread *td, struct proc *p, u_int which,
struct plimit
*lim_alloc(void);
void lim_copy(struct plimit *dst, struct plimit *src);
#ifndef __rtems__
rlim_t lim_cur(struct thread *td, int which);
#else /* __rtems__ */
static inline rlim_t lim_cur(struct thread *td, int which)
{
return INT64_MAX;
}
#endif /* __rtems__ */
rlim_t lim_cur_proc(struct proc *p, int which);
void lim_fork(struct proc *p1, struct proc *p2);
void lim_free(struct plimit *limp);

8
freebsd/sys/sys/sysctl.h
View File

@ -1129,18 +1129,10 @@ int sysctl_ctx_entry_del(struct sysctl_ctx_list *clist,
struct sysctl_oid *oidp);
int kernel_sysctl(struct thread *td, int *name, u_int namelen, void *old,
#ifndef __rtems__
size_t *oldlenp, void *new, size_t newlen, size_t *retval,
#else /* __rtems__ */
size_t *oldlenp, const void *newp, size_t newlen, size_t *retval,
#endif /* __rtems__ */
int flags);
int kernel_sysctlbyname(struct thread *td, char *name, void *old,
#ifndef __rtems__
size_t *oldlenp, void *new, size_t newlen, size_t *retval,
#else /* __rtems__ */
size_t *oldlenp, const void *newp, size_t newlen, size_t *retval,
#endif /* __rtems__ */
int flags);
#ifndef __rtems__
int userland_sysctl(struct thread *td, int *name, u_int namelen, void *old,

4
freebsd/sys/sys/sysent.h
View File

@ -93,6 +93,7 @@ struct trapframe;
struct vnode;
struct sysentvec {
#ifndef __rtems__
int sv_size; /* number of entries */
struct sysent *sv_table; /* pointer to sysent */
u_int sv_mask; /* optional mask to index */
@ -123,7 +124,9 @@ struct sysentvec {
u_long);
void (*sv_fixlimit)(struct rlimit *, int);
u_long *sv_maxssiz;
#endif /* __rtems__ */
u_int sv_flags;
#ifndef __rtems__
void (*sv_set_syscall_retval)(struct thread *, int);
int (*sv_fetch_syscall_args)(struct thread *);
const char **sv_syscallnames;
@ -137,6 +140,7 @@ struct sysentvec {
int (*sv_trap)(struct thread *);
u_long *sv_hwcap; /* Value passed in AT_HWCAP. */
u_long *sv_hwcap2; /* Value passed in AT_HWCAP2. */
#endif /* __rtems__ */
};
#define SV_ILP32 0x000100 /* 32-bit executable. */

94
freebsd/sys/sys/sysproto.h
View File

@ -44,6 +44,7 @@ struct sys_exit_args {
struct fork_args {
register_t dummy;
};
#endif /* __rtems__ */
struct read_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char buf_l_[PADL_(void *)]; void * buf; char buf_r_[PADR_(void *)];
@ -62,12 +63,14 @@ struct open_args {
struct close_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
};
#ifndef __rtems__
struct wait4_args {
char pid_l_[PADL_(int)]; int pid; char pid_r_[PADR_(int)];
char status_l_[PADL_(int *)]; int * status; char status_r_[PADR_(int *)];
char options_l_[PADL_(int)]; int options; char options_r_[PADR_(int)];
char rusage_l_[PADL_(struct rusage *)]; struct rusage * rusage; char rusage_r_[PADR_(struct rusage *)];
};
#endif /* __rtems__ */
struct link_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char link_l_[PADL_(char *)]; char * link; char link_r_[PADR_(char *)];
@ -90,12 +93,14 @@ struct chown_args {
char uid_l_[PADL_(int)]; int uid; char uid_r_[PADR_(int)];
char gid_l_[PADL_(int)]; int gid; char gid_r_[PADR_(int)];
};
#ifndef __rtems__
struct break_args {
char nsize_l_[PADL_(char *)]; char * nsize; char nsize_r_[PADR_(char *)];
};
struct getpid_args {
register_t dummy;
};
#endif /* __rtems__ */
struct mount_args {
char type_l_[PADL_(char *)]; char * type; char type_r_[PADR_(char *)];
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
@ -106,6 +111,7 @@ struct unmount_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char flags_l_[PADL_(int)]; int flags; char flags_r_[PADR_(int)];
};
#ifndef __rtems__
struct setuid_args {
char uid_l_[PADL_(uid_t)]; uid_t uid; char uid_r_[PADR_(uid_t)];
};
@ -159,7 +165,6 @@ struct getsockname_args {
char asa_l_[PADL_(struct sockaddr *__restrict)]; struct sockaddr *__restrict asa; char asa_r_[PADR_(struct sockaddr *__restrict)];
char alen_l_[PADL_(__socklen_t *__restrict)]; __socklen_t *__restrict alen; char alen_r_[PADR_(__socklen_t *__restrict)];
};
#ifndef __rtems__
struct access_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char amode_l_[PADL_(int)]; int amode; char amode_r_[PADR_(int)];
@ -172,6 +177,7 @@ struct fchflags_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char flags_l_[PADL_(u_long)]; u_long flags; char flags_r_[PADR_(u_long)];
};
#ifndef __rtems__
struct sync_args {
register_t dummy;
};
@ -223,17 +229,20 @@ struct sigaltstack_args {
char ss_l_[PADL_(stack_t *)]; stack_t * ss; char ss_r_[PADR_(stack_t *)];
char oss_l_[PADL_(stack_t *)]; stack_t * oss; char oss_r_[PADR_(stack_t *)];
};
#endif /* __rtems__ */
struct ioctl_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char com_l_[PADL_(u_long)]; u_long com; char com_r_[PADR_(u_long)];
char data_l_[PADL_(caddr_t)]; caddr_t data; char data_r_[PADR_(caddr_t)];
};
#ifndef __rtems__
struct reboot_args {
char opt_l_[PADL_(int)]; int opt; char opt_r_[PADR_(int)];
};
struct revoke_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
};
#endif /* __rtems__ */
struct symlink_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char link_l_[PADL_(char *)]; char * link; char link_r_[PADR_(char *)];
@ -243,6 +252,7 @@ struct readlink_args {
char buf_l_[PADL_(char *)]; char * buf; char buf_r_[PADR_(char *)];
char count_l_[PADL_(size_t)]; size_t count; char count_r_[PADR_(size_t)];
};
#ifndef __rtems__
struct execve_args {
char fname_l_[PADL_(char *)]; char * fname; char fname_r_[PADR_(char *)];
char argv_l_[PADL_(char **)]; char ** argv; char argv_r_[PADR_(char **)];
@ -332,6 +342,7 @@ struct fcntl_args {
char cmd_l_[PADL_(int)]; int cmd; char cmd_r_[PADR_(int)];
char arg_l_[PADL_(long)]; long arg; char arg_r_[PADR_(long)];
};
#endif /* __rtems__ */
struct select_args {
char nd_l_[PADL_(int)]; int nd; char nd_r_[PADR_(int)];
char in_l_[PADL_(fd_set *)]; fd_set * in; char in_r_[PADR_(fd_set *)];
@ -342,6 +353,7 @@ struct select_args {
struct fsync_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
};
#ifndef __rtems__
struct setpriority_args {
char which_l_[PADL_(int)]; int which; char which_r_[PADR_(int)];
char who_l_[PADL_(int)]; int who; char who_r_[PADR_(int)];
@ -417,7 +429,6 @@ struct getsockopt_args {
char avalsize_l_[PADL_(__socklen_t *)]; __socklen_t * avalsize; char avalsize_r_[PADR_(__socklen_t *)];
#endif /* __rtems__ */
};
#ifndef __rtems__
struct readv_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char iovp_l_[PADL_(struct iovec *)]; struct iovec * iovp; char iovp_r_[PADR_(struct iovec *)];
@ -428,10 +439,12 @@ struct writev_args {
char iovp_l_[PADL_(struct iovec *)]; struct iovec * iovp; char iovp_r_[PADR_(struct iovec *)];
char iovcnt_l_[PADL_(u_int)]; u_int iovcnt; char iovcnt_r_[PADR_(u_int)];
};
#ifndef __rtems__
struct settimeofday_args {
char tv_l_[PADL_(struct timeval *)]; struct timeval * tv; char tv_r_[PADR_(struct timeval *)];
char tzp_l_[PADL_(struct timezone *)]; struct timezone * tzp; char tzp_r_[PADR_(struct timezone *)];
};
#endif /* __rtems__ */
struct fchown_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char uid_l_[PADL_(int)]; int uid; char uid_r_[PADR_(int)];
@ -441,6 +454,7 @@ struct fchmod_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char mode_l_[PADL_(int)]; int mode; char mode_r_[PADR_(int)];
};
#ifndef __rtems__
struct setreuid_args {
char ruid_l_[PADL_(int)]; int ruid; char ruid_r_[PADR_(int)];
char euid_l_[PADL_(int)]; int euid; char euid_r_[PADR_(int)];
@ -449,10 +463,12 @@ struct setregid_args {
char rgid_l_[PADL_(int)]; int rgid; char rgid_r_[PADR_(int)];
char egid_l_[PADL_(int)]; int egid; char egid_r_[PADR_(int)];
};
#endif /* __rtems__ */
struct rename_args {
char from_l_[PADL_(char *)]; char * from; char from_r_[PADR_(char *)];
char to_l_[PADL_(char *)]; char * to; char to_r_[PADR_(char *)];
};
#ifndef __rtems__
struct flock_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char how_l_[PADL_(int)]; int how; char how_r_[PADR_(int)];
@ -485,7 +501,6 @@ struct socketpair_args {
char protocol_l_[PADL_(int)]; int protocol; char protocol_r_[PADR_(int)];
char rsv_l_[PADL_(int *)]; int * rsv; char rsv_r_[PADR_(int *)];
};
#ifndef __rtems__
struct mkdir_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char mode_l_[PADL_(int)]; int mode; char mode_r_[PADR_(int)];
@ -493,6 +508,7 @@ struct mkdir_args {
struct rmdir_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
};
#ifndef __rtems__
struct utimes_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char tptr_l_[PADL_(struct timeval *)]; struct timeval * tptr; char tptr_r_[PADR_(struct timeval *)];
@ -522,10 +538,12 @@ struct nlm_syscall_args {
char addr_count_l_[PADL_(int)]; int addr_count; char addr_count_r_[PADR_(int)];
char addrs_l_[PADL_(char **)]; char ** addrs; char addrs_r_[PADR_(char **)];
};
#endif /* __rtems__ */
struct nfssvc_args {
char flag_l_[PADL_(int)]; int flag; char flag_r_[PADR_(int)];
char argp_l_[PADL_(caddr_t)]; caddr_t argp; char argp_r_[PADR_(caddr_t)];
};
#ifndef __rtems__
struct lgetfh_args {
char fname_l_[PADL_(char *)]; char * fname; char fname_r_[PADR_(char *)];
char fhp_l_[PADL_(struct fhandle *)]; struct fhandle * fhp; char fhp_r_[PADR_(struct fhandle *)];
@ -741,6 +759,7 @@ struct rfork_args {
struct issetugid_args {
register_t dummy;
};
#endif /* __rtems__ */
struct lchown_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char uid_l_[PADL_(int)]; int uid; char uid_r_[PADR_(int)];
@ -762,6 +781,7 @@ struct lchmod_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char mode_l_[PADL_(mode_t)]; mode_t mode; char mode_r_[PADR_(mode_t)];
};
#ifndef __rtems__
struct lutimes_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char tptr_l_[PADL_(struct timeval *)]; struct timeval * tptr; char tptr_r_[PADR_(struct timeval *)];
@ -827,6 +847,7 @@ struct setresgid_args {
char egid_l_[PADL_(gid_t)]; gid_t egid; char egid_r_[PADR_(gid_t)];
char sgid_l_[PADL_(gid_t)]; gid_t sgid; char sgid_r_[PADR_(gid_t)];
};
#endif /* __rtems__ */
struct aio_return_args {
char aiocbp_l_[PADL_(struct aiocb *)]; struct aiocb * aiocbp; char aiocbp_r_[PADR_(struct aiocb *)];
};
@ -842,6 +863,7 @@ struct aio_cancel_args {
struct aio_error_args {
char aiocbp_l_[PADL_(struct aiocb *)]; struct aiocb * aiocbp; char aiocbp_r_[PADR_(struct aiocb *)];
};
#ifndef __rtems__
struct yield_args {
register_t dummy;
};
@ -851,10 +873,12 @@ struct mlockall_args {
struct munlockall_args {
register_t dummy;
};
#endif /* __rtems__ */
struct __getcwd_args {
char buf_l_[PADL_(char *)]; char * buf; char buf_r_[PADR_(char *)];
char buflen_l_[PADL_(size_t)]; size_t buflen; char buflen_r_[PADR_(size_t)];
};
#ifndef __rtems__
struct sched_setparam_args {
char pid_l_[PADL_(pid_t)]; pid_t pid; char pid_r_[PADR_(pid_t)];
char param_l_[PADL_(const struct sched_param *)]; const struct sched_param * param; char param_r_[PADR_(const struct sched_param *)];
@ -923,6 +947,7 @@ struct sigwaitinfo_args {
char set_l_[PADL_(const sigset_t *)]; const sigset_t * set; char set_r_[PADR_(const sigset_t *)];
char info_l_[PADL_(siginfo_t *)]; siginfo_t * info; char info_r_[PADR_(siginfo_t *)];
};
#endif /* __rtems__ */
struct __acl_get_file_args {
char path_l_[PADL_(const char *)]; const char * path; char path_r_[PADR_(const char *)];
char type_l_[PADL_(acl_type_t)]; acl_type_t type; char type_r_[PADR_(acl_type_t)];
@ -961,6 +986,7 @@ struct __acl_aclcheck_fd_args {
char type_l_[PADL_(acl_type_t)]; acl_type_t type; char type_r_[PADR_(acl_type_t)];
char aclp_l_[PADL_(struct acl *)]; struct acl * aclp; char aclp_r_[PADR_(struct acl *)];
};
#ifndef __rtems__
struct extattrctl_args {
char path_l_[PADL_(const char *)]; const char * path; char path_r_[PADR_(const char *)];
char cmd_l_[PADL_(int)]; int cmd; char cmd_r_[PADR_(int)];
@ -987,10 +1013,12 @@ struct extattr_delete_file_args {
char attrnamespace_l_[PADL_(int)]; int attrnamespace; char attrnamespace_r_[PADR_(int)];
char attrname_l_[PADL_(const char *)]; const char * attrname; char attrname_r_[PADR_(const char *)];
};
#endif /* __rtems__ */
struct aio_waitcomplete_args {
char aiocbp_l_[PADL_(struct aiocb **)]; struct aiocb ** aiocbp; char aiocbp_r_[PADR_(struct aiocb **)];
char timeout_l_[PADL_(struct timespec *)]; struct timespec * timeout; char timeout_r_[PADR_(struct timespec *)];
};
#ifndef __rtems__
struct getresuid_args {
char ruid_l_[PADL_(uid_t *)]; uid_t * ruid; char ruid_r_[PADR_(uid_t *)];
char euid_l_[PADL_(uid_t *)]; uid_t * euid; char euid_r_[PADR_(uid_t *)];
@ -1041,11 +1069,13 @@ struct afs3_syscall_args {
char parm5_l_[PADL_(long)]; long parm5; char parm5_r_[PADR_(long)];
char parm6_l_[PADL_(long)]; long parm6; char parm6_r_[PADR_(long)];
};
#endif /* __rtems__ */
struct nmount_args {
char iovp_l_[PADL_(struct iovec *)]; struct iovec * iovp; char iovp_r_[PADR_(struct iovec *)];
char iovcnt_l_[PADL_(unsigned int)]; unsigned int iovcnt; char iovcnt_r_[PADR_(unsigned int)];
char flags_l_[PADL_(int)]; int flags; char flags_r_[PADR_(int)];
};
#ifndef __rtems__
struct __mac_get_proc_args {
char mac_p_l_[PADL_(struct mac *)]; struct mac * mac_p; char mac_p_r_[PADR_(struct mac *)];
};
@ -1074,10 +1104,12 @@ struct kenv_args {
char value_l_[PADL_(char *)]; char * value; char value_r_[PADR_(char *)];
char len_l_[PADL_(int)]; int len; char len_r_[PADR_(int)];
};
#endif /* __rtems__ */
struct lchflags_args {
char path_l_[PADL_(const char *)]; const char * path; char path_r_[PADR_(const char *)];
char flags_l_[PADL_(u_long)]; u_long flags; char flags_r_[PADR_(u_long)];
};
#ifndef __rtems__
struct uuidgen_args {
char store_l_[PADL_(struct uuid *)]; struct uuid * store; char store_r_[PADR_(struct uuid *)];
char count_l_[PADL_(int)]; int count; char count_r_[PADR_(int)];
@ -1187,6 +1219,7 @@ struct swapcontext_args {
struct swapoff_args {
char name_l_[PADL_(const char *)]; const char * name; char name_r_[PADR_(const char *)];
};
#endif /* __rtems__ */
struct __acl_get_link_args {
char path_l_[PADL_(const char *)]; const char * path; char path_r_[PADR_(const char *)];
char type_l_[PADL_(acl_type_t)]; acl_type_t type; char type_r_[PADR_(acl_type_t)];
@ -1206,6 +1239,7 @@ struct __acl_aclcheck_link_args {
char type_l_[PADL_(acl_type_t)]; acl_type_t type; char type_r_[PADR_(acl_type_t)];
char aclp_l_[PADL_(struct acl *)]; struct acl * aclp; char aclp_r_[PADR_(struct acl *)];
};
#ifndef __rtems__
struct sigwait_args {
char set_l_[PADL_(const sigset_t *)]; const sigset_t * set; char set_r_[PADR_(const sigset_t *)];
char sig_l_[PADL_(int *)]; int * sig; char sig_r_[PADR_(int *)];
@ -1349,10 +1383,12 @@ struct thr_set_name_args {
char id_l_[PADL_(long)]; long id; char id_r_[PADR_(long)];
char name_l_[PADL_(const char *)]; const char * name; char name_r_[PADR_(const char *)];
};
#endif /* __rtems__ */
struct aio_fsync_args {
char op_l_[PADL_(int)]; int op; char op_r_[PADR_(int)];
char aiocbp_l_[PADL_(struct aiocb *)]; struct aiocb * aiocbp; char aiocbp_r_[PADR_(struct aiocb *)];
};
#ifndef __rtems__
struct rtprio_thread_args {
char function_l_[PADL_(int)]; int function; char function_r_[PADR_(int)];
char lwpid_l_[PADL_(lwpid_t)]; lwpid_t lwpid; char lwpid_r_[PADR_(lwpid_t)];
@ -1409,6 +1445,7 @@ struct mmap_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char pos_l_[PADL_(off_t)]; off_t pos; char pos_r_[PADR_(off_t)];
};
#endif /* __rtems__ */
struct lseek_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char offset_l_[PADL_(off_t)]; off_t offset; char offset_r_[PADR_(off_t)];
@ -1422,6 +1459,7 @@ struct ftruncate_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char length_l_[PADL_(off_t)]; off_t length; char length_r_[PADR_(off_t)];
};
#ifndef __rtems__
struct thr_kill2_args {
char pid_l_[PADL_(pid_t)]; pid_t pid; char pid_r_[PADR_(pid_t)];
char id_l_[PADL_(long)]; long id; char id_r_[PADR_(long)];
@ -1469,6 +1507,7 @@ struct faccessat_args {
char amode_l_[PADL_(int)]; int amode; char amode_r_[PADR_(int)];
char flag_l_[PADL_(int)]; int flag; char flag_r_[PADR_(int)];
};
#endif /* __rtems__ */
struct fchmodat_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
@ -1482,6 +1521,7 @@ struct fchownat_args {
char gid_l_[PADL_(gid_t)]; gid_t gid; char gid_r_[PADR_(gid_t)];
char flag_l_[PADL_(int)]; int flag; char flag_r_[PADR_(int)];
};
#ifndef __rtems__
struct fexecve_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char argv_l_[PADL_(char **)]; char ** argv; char argv_r_[PADR_(char **)];
@ -1492,6 +1532,7 @@ struct futimesat_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char times_l_[PADL_(struct timeval *)]; struct timeval * times; char times_r_[PADR_(struct timeval *)];
};
#endif /* __rtems__ */
struct linkat_args {
char fd1_l_[PADL_(int)]; int fd1; char fd1_r_[PADR_(int)];
char path1_l_[PADL_(char *)]; char * path1; char path1_r_[PADR_(char *)];
@ -1504,11 +1545,13 @@ struct mkdirat_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char mode_l_[PADL_(mode_t)]; mode_t mode; char mode_r_[PADR_(mode_t)];
};
#ifndef __rtems__
struct mkfifoat_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char mode_l_[PADL_(mode_t)]; mode_t mode; char mode_r_[PADR_(mode_t)];
};
#endif /* __rtems__ */
struct openat_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
@ -1537,6 +1580,7 @@ struct unlinkat_args {
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char flag_l_[PADL_(int)]; int flag; char flag_r_[PADR_(int)];
};
#ifndef __rtems__
struct posix_openpt_args {
char flags_l_[PADL_(int)]; int flags; char flags_r_[PADR_(int)];
};
@ -1602,6 +1646,7 @@ struct pdgetpid_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char pidp_l_[PADL_(pid_t *)]; pid_t * pidp; char pidp_r_[PADR_(pid_t *)];
};
#endif /* __rtems__ */
struct pselect_args {
char nd_l_[PADL_(int)]; int nd; char nd_r_[PADR_(int)];
char in_l_[PADL_(fd_set *)]; fd_set * in; char in_r_[PADR_(fd_set *)];
@ -1610,6 +1655,7 @@ struct pselect_args {
char ts_l_[PADL_(const struct timespec *)]; const struct timespec * ts; char ts_r_[PADR_(const struct timespec *)];
char sm_l_[PADL_(const sigset_t *)]; const sigset_t * sm; char sm_r_[PADR_(const sigset_t *)];
};
#ifndef __rtems__
struct getloginclass_args {
char namebuf_l_[PADL_(char *)]; char * namebuf; char namebuf_r_[PADR_(char *)];
char namelen_l_[PADL_(size_t)]; size_t namelen; char namelen_r_[PADR_(size_t)];
@ -1706,6 +1752,7 @@ struct chflagsat_args {
char flags_l_[PADL_(u_long)]; u_long flags; char flags_r_[PADR_(u_long)];
char atflag_l_[PADL_(int)]; int atflag; char atflag_r_[PADR_(int)];
};
#endif /* __rtems__ */
struct accept4_args {
char s_l_[PADL_(int)]; int s; char s_r_[PADR_(int)];
char name_l_[PADL_(struct sockaddr *__restrict)]; struct sockaddr *__restrict name; char name_r_[PADR_(struct sockaddr *__restrict)];
@ -1719,6 +1766,7 @@ struct pipe2_args {
struct aio_mlock_args {
char aiocbp_l_[PADL_(struct aiocb *)]; struct aiocb * aiocbp; char aiocbp_r_[PADR_(struct aiocb *)];
};
#ifndef __rtems__
struct procctl_args {
char idtype_l_[PADL_(idtype_t)]; idtype_t idtype; char idtype_r_[PADR_(idtype_t)];
char id_l_[PADL_(id_t)]; id_t id; char id_r_[PADR_(id_t)];
@ -1741,6 +1789,7 @@ struct utimensat_args {
char times_l_[PADL_(struct timespec *)]; struct timespec * times; char times_r_[PADR_(struct timespec *)];
char flag_l_[PADL_(int)]; int flag; char flag_r_[PADR_(int)];
};
#endif /* __rtems__ */
struct fdatasync_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
};
@ -1754,10 +1803,12 @@ struct fstatat_args {
char buf_l_[PADL_(struct stat *)]; struct stat * buf; char buf_r_[PADR_(struct stat *)];
char flag_l_[PADL_(int)]; int flag; char flag_r_[PADR_(int)];
};
#ifndef __rtems__
struct fhstat_args {
char u_fhp_l_[PADL_(const struct fhandle *)]; const struct fhandle * u_fhp; char u_fhp_r_[PADR_(const struct fhandle *)];
char sb_l_[PADL_(struct stat *)]; struct stat * sb; char sb_r_[PADR_(struct stat *)];
};
#endif /* __rtems__ */
struct getdirentries_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char buf_l_[PADL_(char *)]; char * buf; char buf_r_[PADR_(char *)];
@ -1777,17 +1828,18 @@ struct getfsstat_args {
char bufsize_l_[PADL_(long)]; long bufsize; char bufsize_r_[PADR_(long)];
char mode_l_[PADL_(int)]; int mode; char mode_r_[PADR_(int)];
};
#ifndef __rtems__
struct fhstatfs_args {
char u_fhp_l_[PADL_(const struct fhandle *)]; const struct fhandle * u_fhp; char u_fhp_r_[PADR_(const struct fhandle *)];
char buf_l_[PADL_(struct statfs *)]; struct statfs * buf; char buf_r_[PADR_(struct statfs *)];
};
#endif /* __rtems__ */
struct mknodat_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
char path_l_[PADL_(char *)]; char * path; char path_r_[PADR_(char *)];
char mode_l_[PADL_(mode_t)]; mode_t mode; char mode_r_[PADR_(mode_t)];
char dev_l_[PADL_(dev_t)]; dev_t dev; char dev_r_[PADR_(dev_t)];
};
#endif /* __rtems__ */
struct kevent_args {
char fd_l_[PADL_(int)]; int fd; char fd_r_[PADR_(int)];
#ifndef __rtems__
@ -1845,25 +1897,32 @@ struct fhreadlink_args {
int nosys(struct thread *, struct nosys_args *);
void sys_sys_exit(struct thread *, struct sys_exit_args *);
int sys_fork(struct thread *, struct fork_args *);
#endif /* __rtems__ */
int sys_read(struct thread *, struct read_args *);
int sys_write(struct thread *, struct write_args *);
int sys_open(struct thread *, struct open_args *);
int sys_close(struct thread *, struct close_args *);
#ifndef __rtems__
int sys_wait4(struct thread *, struct wait4_args *);
#endif /* __rtems__ */
int sys_link(struct thread *, struct link_args *);
int sys_unlink(struct thread *, struct unlink_args *);
int sys_chdir(struct thread *, struct chdir_args *);
int sys_fchdir(struct thread *, struct fchdir_args *);
int sys_chmod(struct thread *, struct chmod_args *);
int sys_chown(struct thread *, struct chown_args *);
#ifndef __rtems__
int sys_break(struct thread *, struct break_args *);
int sys_getpid(struct thread *, struct getpid_args *);
#endif /* __rtems__ */
int sys_mount(struct thread *, struct mount_args *);
int sys_unmount(struct thread *, struct unmount_args *);
#ifndef __rtems__
int sys_setuid(struct thread *, struct setuid_args *);
int sys_getuid(struct thread *, struct getuid_args *);
int sys_geteuid(struct thread *, struct geteuid_args *);
int sys_ptrace(struct thread *, struct ptrace_args *);
#endif /* __rtems__ */
int sys_recvmsg(struct thread *, struct recvmsg_args *);
int sys_sendmsg(struct thread *, struct sendmsg_args *);
int sys_recvfrom(struct thread *, struct recvfrom_args *);
@ -1873,6 +1932,7 @@ int sys_getsockname(struct thread *, struct getsockname_args *);
int sys_access(struct thread *, struct access_args *);
int sys_chflags(struct thread *, struct chflags_args *);
int sys_fchflags(struct thread *, struct fchflags_args *);
#ifndef __rtems__
int sys_sync(struct thread *, struct sync_args *);
int sys_kill(struct thread *, struct kill_args *);
int sys_getppid(struct thread *, struct getppid_args *);
@ -1885,11 +1945,15 @@ int sys_getlogin(struct thread *, struct getlogin_args *);
int sys_setlogin(struct thread *, struct setlogin_args *);
int sys_acct(struct thread *, struct acct_args *);
int sys_sigaltstack(struct thread *, struct sigaltstack_args *);
#endif /* __rtems__ */
int sys_ioctl(struct thread *, struct ioctl_args *);
#ifndef __rtems__
int sys_reboot(struct thread *, struct reboot_args *);
int sys_revoke(struct thread *, struct revoke_args *);
#endif /* __rtems__ */
int sys_symlink(struct thread *, struct symlink_args *);
int sys_readlink(struct thread *, struct readlink_args *);
#ifndef __rtems__
int sys_execve(struct thread *, struct execve_args *);
int sys_umask(struct thread *, struct umask_args *);
int sys_chroot(struct thread *, struct chroot_args *);
@ -1911,33 +1975,45 @@ int sys_getitimer(struct thread *, struct getitimer_args *);
int sys_getdtablesize(struct thread *, struct getdtablesize_args *);
int sys_dup2(struct thread *, struct dup2_args *);
int sys_fcntl(struct thread *, struct fcntl_args *);
#endif /* __rtems__ */
int sys_select(struct thread *, struct select_args *);
int sys_fsync(struct thread *, struct fsync_args *);
#ifndef __rtems__
int sys_setpriority(struct thread *, struct setpriority_args *);
#endif /* __rtems__ */
int sys_socket(struct thread *, struct socket_args *);
int sys_connect(struct thread *, struct connect_args *);
#ifndef __rtems__
int sys_getpriority(struct thread *, struct getpriority_args *);
#endif /* __rtems__ */
int sys_bind(struct thread *, struct bind_args *);
int sys_setsockopt(struct thread *, struct setsockopt_args *);
int sys_listen(struct thread *, struct listen_args *);
#ifndef __rtems__
int sys_gettimeofday(struct thread *, struct gettimeofday_args *);
int sys_getrusage(struct thread *, struct getrusage_args *);
#endif /* __rtems__ */
int sys_getsockopt(struct thread *, struct getsockopt_args *);
int sys_readv(struct thread *, struct readv_args *);
int sys_writev(struct thread *, struct writev_args *);
#ifndef __rtems__
int sys_settimeofday(struct thread *, struct settimeofday_args *);
#endif /* __rtems__ */
int sys_fchown(struct thread *, struct fchown_args *);
int sys_fchmod(struct thread *, struct fchmod_args *);
#ifndef __rtems__
int sys_setreuid(struct thread *, struct setreuid_args *);
int sys_setregid(struct thread *, struct setregid_args *);
int sys_rename(struct thread *, struct rename_args *);
int sys_flock(struct thread *, struct flock_args *);
int sys_mkfifo(struct thread *, struct mkfifo_args *);
#endif /* __rtems__ */
int sys_sendto(struct thread *, struct sendto_args *);
int sys_shutdown(struct thread *, struct shutdown_args *);
int sys_socketpair(struct thread *, struct socketpair_args *);
int sys_mkdir(struct thread *, struct mkdir_args *);
int sys_rmdir(struct thread *, struct rmdir_args *);
#ifndef __rtems__
int sys_utimes(struct thread *, struct utimes_args *);
int sys_adjtime(struct thread *, struct adjtime_args *);
int sys_setsid(struct thread *, struct setsid_args *);
@ -1951,7 +2027,9 @@ int sys_rtprio(struct thread *, struct rtprio_args *);
int sys_semsys(struct thread *, struct semsys_args *);
int sys_msgsys(struct thread *, struct msgsys_args *);
int sys_shmsys(struct thread *, struct shmsys_args *);
#endif /* __rtems__ */
int sys_setfib(struct thread *, struct setfib_args *);
#ifndef __rtems__
int sys_ntp_adjtime(struct thread *, struct ntp_adjtime_args *);
int sys_setgid(struct thread *, struct setgid_args *);
int sys_setegid(struct thread *, struct setegid_args *);
@ -1966,7 +2044,9 @@ int sys_munlock(struct thread *, struct munlock_args *);
int sys_undelete(struct thread *, struct undelete_args *);
int sys_futimes(struct thread *, struct futimes_args *);
int sys_getpgid(struct thread *, struct getpgid_args *);
#endif /* __rtems__ */
int sys_poll(struct thread *, struct poll_args *);
#ifndef __rtems__
int sys_semget(struct thread *, struct semget_args *);
int sys_semop(struct thread *, struct semop_args *);
int sys_msgget(struct thread *, struct msgget_args *);
@ -2055,7 +2135,9 @@ int sys_extattr_delete_file(struct thread *, struct extattr_delete_file_args *);
int sys_aio_waitcomplete(struct thread *, struct aio_waitcomplete_args *);
int sys_getresuid(struct thread *, struct getresuid_args *);
int sys_getresgid(struct thread *, struct getresgid_args *);
#endif /* __rtems__ */
int sys_kqueue(struct thread *, struct kqueue_args *);
#ifndef __rtems__
int sys_extattr_set_fd(struct thread *, struct extattr_set_fd_args *);
int sys_extattr_get_fd(struct thread *, struct extattr_get_fd_args *);
int sys_extattr_delete_fd(struct thread *, struct extattr_delete_fd_args *);
@ -2218,7 +2300,9 @@ int sys_fstatfs(struct thread *, struct fstatfs_args *);
int sys_getfsstat(struct thread *, struct getfsstat_args *);
int sys_fhstatfs(struct thread *, struct fhstatfs_args *);
int sys_mknodat(struct thread *, struct mknodat_args *);
#endif /* __rtems__ */
int sys_kevent(struct thread *, struct kevent_args *);
#ifndef __rtems__
int sys_cpuset_getdomain(struct thread *, struct cpuset_getdomain_args *);
int sys_cpuset_setdomain(struct thread *, struct cpuset_setdomain_args *);
int sys_getrandom(struct thread *, struct getrandom_args *);
@ -2226,7 +2310,9 @@ int sys_getfhat(struct thread *, struct getfhat_args *);
int sys_fhlink(struct thread *, struct fhlink_args *);
int sys_fhlinkat(struct thread *, struct fhlinkat_args *);
int sys_fhreadlink(struct thread *, struct fhreadlink_args *);
#endif /* __rtems__ */
#ifndef __rtems__
#ifdef COMPAT_43
struct ocreat_args {

16
freebsd/sys/sys/systm.h
View File

@ -413,11 +413,11 @@ copystr(const void * _Nonnull __restrict kfaddr,
void * _Nonnull __restrict kdaddr, size_t len,
size_t * __restrict lencopied)
{
if (lencopied != NULL) {
*lencopied = len;
}
size_t n = strlcpy((char*)kdaddr, (const char*)kfaddr, len);
memcpy(kdaddr, kfaddr, len);
if (lencopied != NULL) {
*lencopied = n + 1;
}
return (0);
}
@ -426,11 +426,11 @@ static inline int
copyinstr(const void * __restrict udaddr, void * __restrict kaddr,
size_t len, size_t * __restrict lencopied)
{
if (lencopied != NULL) {
*lencopied = len;
}
size_t n = strlcpy((char*)kaddr, (const char*)udaddr, len);
memcpy(kaddr, udaddr, len);
if (lencopied != NULL) {
*lencopied = n + 1;
}
return (0);
}

4
freebsd/sys/sys/user.h
View File

@ -340,7 +340,6 @@ struct kinfo_ofile {
#endif
struct kinfo_file {
#ifndef __rtems__
int kf_structsize; /* Variable size of record. */
int kf_type; /* Descriptor type. */
int kf_fd; /* Array index. */
@ -447,9 +446,6 @@ struct kinfo_file {
uint64_t _kf_cap_spare; /* Space for future cap_rights_t. */
/* Truncated before copyout in sysctl */
char kf_path[PATH_MAX]; /* Path to file, if any. */
#else /* __rtems__ */
int kf_dummy;
#endif /* __rtems__ */
};
/*

13
freebsd/sys/sys/vnode.h
View File

@ -46,7 +46,6 @@
#include <sys/acl.h>
#include <sys/ktr.h>
#ifndef __rtems__
/*
* The vnode is the focus of all file activity in UNIX. There is a
* unique vnode allocated for each active file, each current directory,
@ -155,7 +154,9 @@ struct vnode {
struct vpollinfo *v_pollinfo; /* i Poll events, p for *v_pi */
struct label *v_label; /* MAC label for vnode */
struct lockf *v_lockf; /* Byte-level advisory lock list */
#ifndef __rtems__
struct rangelock v_rl; /* Byte-range lock */
#endif /* __rtems__ */
/*
* clustering stuff
@ -380,7 +381,9 @@ struct vattr {
MALLOC_DECLARE(M_VNODE);
#endif
#ifndef __rtems__
extern u_int ncsizefactor;
#endif /* __rtems__ */
/*
* Convert between vnode types and inode formats (since POSIX.1
@ -718,6 +721,7 @@ int vn_io_fault_uiomove(char *data, int xfersize, struct uio *uio);
int vn_io_fault_pgmove(vm_page_t ma[], vm_offset_t offset, int xfersize,
struct uio *uio);
#ifndef __rtems__
#define vn_rangelock_unlock(vp, cookie) \
rangelock_unlock(&(vp)->v_rl, (cookie), VI_MTX(vp))
#define vn_rangelock_unlock_range(vp, cookie, start, end) \
@ -727,6 +731,12 @@ int vn_io_fault_pgmove(vm_page_t ma[], vm_offset_t offset, int xfersize,
rangelock_rlock(&(vp)->v_rl, (start), (end), VI_MTX(vp))
#define vn_rangelock_wlock(vp, start, end) \
rangelock_wlock(&(vp)->v_rl, (start), (end), VI_MTX(vp))
#else /* __rtems__ */
#define vn_rangelock_unlock(vp, cookie)
#define vn_rangelock_unlock_range(vp, cookie, start, end)
#define vn_rangelock_rlock(vp, start, end) NULL
#define vn_rangelock_wlock(vp, start, end) NULL
#endif /* __rtems__ */
int vfs_cache_lookup(struct vop_lookup_args *ap);
void vfs_timestamp(struct timespec *);
@ -925,6 +935,5 @@ void vn_fsid(struct vnode *vp, struct vattr *va);
int vn_dir_check_exec(struct vnode *vp, struct componentname *cnp);
#endif /* _KERNEL */
#endif /* __rtems__ */
#endif /* !_SYS_VNODE_H_ */

8
freebsd/sys/vm/uma_core.c
View File

@ -3898,12 +3898,15 @@ uma_zone_reserve_kva(uma_zone_t zone, int count)
return (1);
}
#endif /* __rtems__ */
/* See uma.h */
void
uma_prealloc(uma_zone_t zone, int items)
{
#ifndef __rtems__
struct vm_domainset_iter di;
#endif /* __rtems__ */
uma_domain_t dom;
uma_slab_t slab;
uma_keg_t keg;
@ -3918,8 +3921,10 @@ uma_prealloc(uma_zone_t zone, int items)
slabs++;
while (slabs-- > 0) {
aflags = M_NOWAIT;
#ifndef __rtems__
vm_domainset_iter_policy_ref_init(&di, &keg->uk_dr, &domain,
&aflags);
#endif /* __rtems__ */
for (;;) {
slab = keg_alloc_slab(keg, zone, domain, M_WAITOK,
aflags);
@ -3931,16 +3936,17 @@ uma_prealloc(uma_zone_t zone, int items)
break;
}
KEG_LOCK(keg);
#ifndef __rtems__
if (vm_domainset_iter_policy(&di, &domain) != 0) {
KEG_UNLOCK(keg);
vm_wait_doms(&keg->uk_dr.dr_policy->ds_mask);
KEG_LOCK(keg);
}
#endif /* __rtems__ */
}
}
KEG_UNLOCK(keg);
}
#endif /* __rtems__ */
/* See uma.h */
static void

12
freebsd/sys/vm/vm_extern.h
View File

@ -96,6 +96,18 @@ int vm_fault_quick_hold_pages(vm_map_t map, vm_offset_t addr, vm_size_t len,
vm_prot_t prot, vm_page_t *ma, int max_count);
int vm_fault_trap(vm_map_t map, vm_offset_t vaddr, vm_prot_t fault_type,
int fault_flags, int *signo, int *ucode);
#else /* __rtems__ */
static inline int vm_fault_quick_hold_pages(vm_map_t map, vm_offset_t addr, vm_size_t len,
vm_prot_t prot, vm_page_t *ma, int max_count) {
vm_offset_t end;
if (len == 0)
return (0);
end = round_page(addr + len);
addr = trunc_page(addr);
if (atop(end - addr) > max_count)
panic("vm_fault_quick_hold_pages: count > max_count");
return atop(end - addr);
}
#endif /* __rtems__ */
int vm_forkproc(struct thread *, struct proc *, struct thread *,
struct vmspace *, int);

6
freebsd/sys/vm/vm_meter.c
View File

@ -1,3 +1,5 @@
#include <machine/rtems-bsd-kernel-space.h>
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
@ -41,7 +43,7 @@ __FBSDID("$FreeBSD$");
#include <sys/malloc.h>
#include <sys/mutex.h>
#include <sys/proc.h>
#include <sys/resource.h>
#include <rtems/bsd/sys/resource.h>
#include <sys/rwlock.h>
#include <sys/sx.h>
#include <sys/vmmeter.h>
@ -106,6 +108,7 @@ vmcounter_startup(void)
}
SYSINIT(counter, SI_SUB_KMEM, SI_ORDER_FIRST, vmcounter_startup, NULL);
#ifndef __rtems__
SYSCTL_UINT(_vm, VM_V_FREE_MIN, v_free_min,
CTLFLAG_RW, &vm_cnt.v_free_min, 0, "Minimum low-free-pages threshold");
SYSCTL_UINT(_vm, VM_V_FREE_TARGET, v_free_target,
@ -559,3 +562,4 @@ vm_stats_init(void *arg __unused)
}
SYSINIT(vmstats_init, SI_SUB_VM_CONF, SI_ORDER_FIRST, vm_stats_init, NULL);
#endif /* __rtems__ */

49
libbsd.py
View File

@ -39,6 +39,11 @@ import builder
# Default configuration.
#
_defaults = {
#
# Global defines, added to the build of all files
#
'defines': [],
#
# Compile flags
#
@ -162,6 +167,7 @@ class rtems(builder.Module):
mm = self.manager
self.addRTEMSKernelSourceFiles(
[
'fs/rootfs/rootfs.c',
'local/bus_if.c',
'local/cryptodev_if.c',
'local/device_if.c',
@ -181,6 +187,8 @@ class rtems(builder.Module):
'rtems/rtems-bsd-get-mac-address.c',
'rtems/rtems-bsd-get-task-priority.c',
'rtems/rtems-bsd-get-task-stack-size.c',
'rtems/rtems-bsd-libio.c',
'rtems/rtems-bsd-mountroot.c',
'rtems/rtems-bsd-syscall-api.c',
'rtems/rtems-kernel-assert.c',
'rtems/rtems-kernel-autoconf.c',
@ -188,8 +196,11 @@ class rtems(builder.Module):
'rtems/rtems-kernel-bus-dma-mbuf.c',
'rtems/rtems-kernel-bus-root.c',
'rtems/rtems-kernel-cam.c',
'rtems/rtems-kernel-capability.c',
'rtems/rtems-kernel-chunk.c',
'rtems/rtems-kernel-delay.c',
'rtems/rtems-kernel-dev.c',
'rtems/rtems-kernel-dirent.c',
'rtems/rtems-kernel-epoch.c',
'rtems/rtems-kernel-get-file.c',
'rtems/rtems-kernel-init.c',
@ -203,6 +214,7 @@ class rtems(builder.Module):
'rtems/rtems-kernel-muteximpl.c',
'rtems/rtems-kernel-nexus.c',
'rtems/rtems-kernel-page.c',
'rtems/rtems-kernel-pager.c',
'rtems/rtems-kernel-panic.c',
'rtems/rtems-kernel-pci_bus.c',
'rtems/rtems-kernel-pci_cfgreg.c',
@ -215,7 +227,9 @@ class rtems(builder.Module):
'rtems/rtems-kernel-timesupport.c',
'rtems/rtems-kernel-termioskqueuepoll.c',
'rtems/rtems-kernel-thread.c',
'rtems/rtems-kernel-vfs.c',
'rtems/rtems-kernel-vprintf.c',
'rtems/rtems-kernel-vmem.c',
'rtems/rtems-kernel-wpa-supplicant.c',
'rtems/rtems-legacy-rtrequest.c',
'rtems/rtems-legacy-newproc.c',
@ -242,6 +256,7 @@ class rtems(builder.Module):
'sys/dev/usb/controller/usb_otg_transceiver.c',
'sys/dev/usb/controller/usb_otg_transceiver_dump.c',
'sys/fs/devfs/devfs_devs.c',
'sys/kern/vnode_if.c',
'sys/net/if_ppp.c',
'sys/net/ppp_tty.c',
],
@ -367,10 +382,13 @@ class base(builder.Module):
'sys/contrib/ck/include/gcc/x86/ck_f_pr.h',
'sys/contrib/ck/include/gcc/x86/ck_pr.h',
'sys/fs/devfs/devfs_int.h',
'sys/fs/pseudofs/pseudofs.h',
'sys/fs/pseudofs/pseudofs_internal.h',
'sys/security/audit/audit.h',
'sys/security/mac/mac_framework.h',
'sys/sys/acl.h',
'sys/sys/aio.h',
'sys/sys/bio.h',
'sys/sys/blist.h',
'sys/sys/bufobj.h',
'sys/sys/buf_ring.h',
@ -428,12 +446,14 @@ class base(builder.Module):
'sys/sys/mount.h',
'sys/sys/_mutex.h',
'sys/sys/mutex.h',
'sys/sys/namei.h',
'sys/sys/nlist_aout.h',
'sys/sys/_null.h',
'sys/sys/nv.h',
'sys/sys/osd.h',
'sys/sys/pcpu.h',
'sys/sys/_pctrie.h',
'sys/sys/pctrie.h',
'sys/sys/pipe.h',
'sys/sys/priv.h',
'sys/sys/proc.h',
@ -468,7 +488,9 @@ class base(builder.Module):
'sys/sys/stdint.h',
'sys/sys/_sx.h',
'sys/sys/sx.h',
'sys/sys/syscallsubr.h',
'sys/sys/sysctl.h',
'sys/sys/sysent.h',
'sys/sys/sysproto.h',
'sys/sys/systm.h',
'sys/sys/_task.h',
@ -480,6 +502,7 @@ class base(builder.Module):
'sys/sys/unpcb.h',
'sys/sys/_unrhdr.h',
'sys/sys/uuid.h',
'sys/sys/vmem.h',
'sys/sys/vmmeter.h',
'sys/sys/vnode.h',
'sys/vm/uma_dbg.h',
@ -492,14 +515,16 @@ class base(builder.Module):
self.addKernelSpaceSourceFiles(
[
'sys/contrib/ck/src/ck_epoch.c',
'sys/fs/deadfs/dead_vnops.c',
'sys/kern/init_main.c',
'sys/kern/kern_condvar.c',
'sys/kern/kern_conf.c',
'sys/kern/kern_descrip.c',
'sys/kern/kern_event.c',
'sys/kern/kern_hhook.c',
'sys/kern/kern_intr.c',
'sys/kern/kern_ktr.c',
'sys/kern/kern_khelp.c',
'sys/kern/kern_ktr.c',
'sys/kern/kern_linker.c',
'sys/kern/kern_mbuf.c',
'sys/kern/kern_mib.c',
@ -526,6 +551,7 @@ class base(builder.Module):
'sys/kern/subr_kobj.c',
'sys/kern/subr_lock.c',
'sys/kern/subr_pcpu.c',
'sys/kern/subr_pctrie.c',
'sys/kern/subr_prf.c',
'sys/kern/subr_rman.c',
'sys/kern/subr_sbuf.c',
@ -543,6 +569,21 @@ class base(builder.Module):
'sys/kern/uipc_sockbuf.c',
'sys/kern/uipc_socket.c',
'sys/kern/uipc_usrreq.c',
'sys/kern/vfs_acl.c',
'sys/kern/vfs_aio.c',
'sys/kern/vfs_bio.c',
'sys/kern/vfs_cache.c',
#'sys/kern/vfs_cluster.c',
'sys/kern/vfs_default.c',
'sys/kern/vfs_export.c',
#'sys/kern/vfs_extattr.c',
'sys/kern/vfs_hash.c',
'sys/kern/vfs_init.c',
'sys/kern/vfs_lookup.c',
'sys/kern/vfs_mount.c',
'sys/kern/vfs_subr.c',
'sys/kern/vfs_syscalls.c',
'sys/kern/vfs_vnops.c',
'sys/libkern/crc32.c',
'sys/libkern/bcd.c',
'sys/libkern/inet_ntoa.c',
@ -550,8 +591,13 @@ class base(builder.Module):
'sys/libkern/murmur3_32.c',
'sys/libkern/random.c',
'sys/fs/devfs/devfs_vnops.c',
'sys/fs/pseudofs/pseudofs.c',
'sys/fs/pseudofs/pseudofs_fileno.c',
'sys/fs/pseudofs/pseudofs_vncache.c',
'sys/fs/pseudofs/pseudofs_vnops.c',
'sys/vm/uma_core.c',
'sys/vm/uma_dbg.c',
'sys/vm/vm_meter.c',
],
mm.generator['source']()
)
@ -1466,6 +1512,7 @@ class dev_nic(builder.Module):
'sys/arm64/include/cpu.h',
'sys/arm/include/cpufunc.h',
'sys/i386/include/md_var.h',
'sys/i386/include/intr_machdep.h',
'sys/i386/include/cpufunc.h',
'sys/x86/include/intr_machdep.h',
'sys/x86/include/specialreg.h',

91
rtemsbsd/fs/rootfs/rootfs.c Normal file
View File

@ -0,0 +1,91 @@
/**
* @file
*
* @ingroup rtems_bsd_rtems
*
* @brief TODO.
*/
/*
* Copyright (c) 2020 Chris Johns
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/mount.h>
#include <sys/vnode.h>
#include <fs/pseudofs/pseudofs.h>
static struct pfs_node *rootfs_root;
static int
rootfs_attr(PFS_ATTR_ARGS, int mode)
{
vap->va_mode = 0;
return 0;
}
static int rootfs_attr_all_rwx(PFS_ATTR_ARGS)
{
vap->va_mode = 0777;
return 0;
}
int
rtems_bsd_rootfs_mkdir(const char *name)
{
struct pfs_node *dir;
dir = pfs_create_dir(rootfs_root, name, rootfs_attr_all_rwx, NULL, NULL,
PFS_RDWR | PFS_NOWAIT);
if (dir == NULL)
return ENOENT;
return 0;
}
int
rtems_bsd_rootfs_rmdir(const char *name)
{
struct pfs_node *dir;
dir = pfs_find_node(rootfs_root, name);
if (dir == NULL)
return ENOENT;
return pfs_destroy(dir);
}
static int rootfs_init(PFS_INIT_ARGS)
{
rootfs_root = pi->pi_root;
return 0;
}
static int rootfs_uninit(PFS_INIT_ARGS)
{
return 0;
}
PSEUDOFS(rootfs, 1, VFCF_SYNTHETIC);

2097
rtemsbsd/include/machine/atomic.h
View File

File diff suppressed because it is too large Load Diff

12
rtemsbsd/include/machine/rtems-bsd-config.h
View File

@ -85,6 +85,12 @@ extern "C" {
#define RTEMS_BSD_CFGDECL_DOMAIN_PAGE_MBUFS_SIZE RTEMS_BSD_ALLOCATOR_DOMAIN_PAGE_MBUF_DEFAULT
#endif
#if defined(RTEMS_BSD_CONFIG_DOMAIN_BIO_SIZE)
#define RTEMS_BSD_CFGDECL_DOMAIN_BIO_SIZE RTEMS_BSD_CONFIG_DOMAIN_BIO_SIZE
#else
#define RTEMS_BSD_CFGDECL_DOMAIN_BIO_SIZE RTEMS_BSD_ALLOCATOR_DOMAIN_BIO_DEFAULT
#endif
/*
* BSD Kernel modules.
*/
@ -222,6 +228,12 @@ extern "C" {
uintptr_t rtems_bsd_allocator_domain_page_mbuf_size = \
RTEMS_BSD_CFGDECL_DOMAIN_PAGE_MBUFS_SIZE;
/*
* Configure the block IO buffer memory size.
*/
uintptr_t rtems_bsd_allocator_domain_bio_size = \
RTEMS_BSD_CFGDECL_DOMAIN_BIO_SIZE;
/*
* If a BSP configuration is requested include the Nexus bus BSP
* configuration.

692
rtemsbsd/include/machine/rtems-bsd-kernel-namespace.h
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154
rtemsbsd/include/machine/rtems-bsd-kernel-space.h
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@ -3,10 +3,12 @@
*
* @ingroup rtems_bsd_machine
*
* @brief TODO.
* @brief RTEMS FreeBSD Kernel related machine settings and defines
*/
/*
* Copyright (c) 2020-2021 Chris Johns <chrisj@rtems.org>. All rights reserved.
*
* Copyright (c) 2009-2013 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
@ -40,23 +42,82 @@
#ifndef _RTEMS_BSD_MACHINE_RTEMS_BSD_KERNEL_SPACE_H_
#define _RTEMS_BSD_MACHINE_RTEMS_BSD_KERNEL_SPACE_H_
/* FIXME: Update Newlib */
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/*
* FreeBSD warning control
*/
#pragma GCC diagnostic ignored "-Wunused-function"
#pragma GCC diagnostic ignored "-Wunused-value"
#pragma GCC diagnostic ignored "-Wunused-variable"
#pragma GCC diagnostic ignored "-Wunused-const-variable"
#pragma GCC diagnostic ignored "-Waddress-of-packed-member"
#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
/* FIXME: start: Update Newlib */
#define MSIZE 256
/* FIXME: Update Newlib */
#define __GLOBL1(sym) __asm__(".globl " #sym)
#define __GLOBL(sym) __GLOBL1(sym)
#define O_CLOEXEC 0
#define IO_NDELAY O_NONBLOCK
/* FIXME: end: Update Newlib */
#define FSEARCH O_SEARCH
#define O_FSYNC FSYNC
#define FMASK (FREAD|FWRITE|FAPPEND|FASYNC|FNONBLOCK|O_DIRECT)
#define FCNTLFLAGS (FAPPEND|FASYNC|FNONBLOCK|O_DIRECT)
#define FHASLOCK 0
#define PIPE_NODIRECT
#define SEEK_DATA 3 /* set file offset to next data past offset */
#define SEEK_HOLE 4 /* set file offset to next hole past offset */
#define L_SET SEEK_SET
#define L_INCR SEEK_CUR
#define L_XTND SEEK_END
#define O_FSYNC FSYNC
#define O_SHLOCK FSHLOCK
#define O_EXLOCK FEXLOCK
#define POSIX_FADV_NORMAL 0 /* no special treatment */
#define POSIX_FADV_RANDOM 1 /* expect random page references */
#define POSIX_FADV_SEQUENTIAL 2 /* expect sequential page references */
#define POSIX_FADV_WILLNEED 3 /* will need these pages */
#define POSIX_FADV_DONTNEED 4 /* dont need these pages */
#define POSIX_FADV_NOREUSE 5 /* access data only once */
/* Used in NFS common code */
#define __LINUX_ERRNO_EXTENSIONS__ 1
#define __FreeBSD__ 1
/* General define to activate BSD kernel parts */
#define _KERNEL 1
/*
* Various developer tracing options. See waf --help and --freebsd-options.
*/
#ifndef RTEMS_BSD_DESCRIP_TRACE
#define RTEMS_BSD_DESCRIP_TRACE (0)
#endif
#ifndef RTEMS_BSD_SYSCALL_TRACE
#define RTEMS_BSD_SYSCALL_TRACE (0)
#endif
#ifndef RTEMS_BSD_VFS_TRACE
#define RTEMS_BSD_VFS_TRACE (0)
#endif
#ifdef __cplusplus
}
#endif /* __cplusplus */
#include <machine/rtems-bsd-version.h>
#include <machine/rtems-bsd-kernel-namespace.h>
#include <sys/types.h>
#ifdef __cplusplus
extern "C" {
@ -74,6 +135,8 @@ void rtems_bsd_assert_func(const char *file, int line, const char *func, const c
/* General definitions */
#define MACHINE "rtems"
#define MACHINE_ARCH "rtems"
#define M_RTEMS_HEAP 0
@ -95,9 +158,92 @@ void rtems_bsd_assert_func(const char *file, int line, const char *func, const c
#define EJUSTRETURN (-2) /* don't modify regs, just return */
#define ENOIOCTL (-3) /* ioctl not handled by this layer */
#define EDIRIOCTL (-4) /* do direct ioctl in GEOM */
#define ERELOOKUP (-5) /* retry the directory lookup */
/* error codes used in the NFS code */
#define EBADRPC 72
#define EPROGMISMATCH 75
#define EAUTH 80
#define ENOTCAPABLE 93
#define EDOOFUS __ELASTERROR
typedef unsigned char u_char;
typedef unsigned short u_short;
typedef unsigned int u_int;
typedef unsigned long u_long;
typedef unsigned short ushort; /* Sys V compatibility */
typedef unsigned int uint; /* Sys V compatibility */
typedef __UINT64_TYPE__ uoff_t;
#define __LLONG_MAX __LONG_LONG_MAX__
#define __OFF_MAX __LLONG_MAX
#define OFF_MAX __OFF_MAX
#define F_WAIT 0x010 /* Wait until lock is granted */
#define F_FLOCK 0x020 /* Use flock(2) semantics for lock */
#define F_POSIX 0x040 /* Use POSIX semantics for lock */
#define F_REMOTE 0x080 /* Lock owner is remote NFS client */
#define F_NOINTR 0x100 /* Ignore signals when waiting */
#define _PC_ACL_EXTENDED 59
#define _PC_ACL_PATH_MAX 60
#define _PC_CAP_PRESENT 61
#define _PC_INF_PRESENT 62
#define _PC_MAC_PRESENT 63
#define _PC_ACL_NFS4 64
#define FFLAGS(oflags) ((oflags) + 1)
#define OFLAGS(fflags) ((fflags) - 1)
#define buffer_arena NULL
extern struct vmem *rtems_bsd_transient_arena;
#define transient_arena rtems_bsd_transient_arena
struct uma_zone;
extern struct uma_zone* ncl_pbuf_zone;
struct uma_zone* pbuf_zsecond_create(char *name, int max);
/*
* Device dev_t handling
*/
int rtems_bsd__major(dev_t _d);
int rtems_bsd__minor(dev_t _d);
dev_t rtems_bsd__makedev(int _M, int _m);
#define major(d) rtems_bsd__major(d)
#define minor(d) rtems_bsd__minor(d)
#define makedev(M, m) rtems_bsd__makedev((M), (m))
/*
* VM, avoid bringing the headers across
*/
#define VM_OBJECT_WLOCK(object)
#define VM_OBJECT_WUNLOCK(object)
/*
* From freebsd-oirg/sys/sys/dirent.h
*/
#define _GENERIC_DIRLEN(namlen) \
((__offsetof(struct dirent, d_name) + (namlen) + 1 + 7) & ~7)
#define _GENERIC_DIRSIZ(dp) _GENERIC_DIRLEN((dp)->d_namlen)
/*
* From signalvar.h
*/
#define SIGISMEMBER(set, signo) (0)
/*
* Special knote status bit to indicate the kn_fp is an iop.
*/
#define KN_FP_IS_IOP 0x10000000
/*
* Ensure that padding bytes are zeroed and that the name is NUL-terminated.
*/
struct dirent;
void dirent_terminate(struct dirent *dp);
#ifdef __cplusplus
}
#endif /* __cplusplus */

330
rtemsbsd/include/machine/rtems-bsd-libio.h Normal file
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@ -0,0 +1,330 @@
/**
* @file
*
* @ingroup rtems_bsd_machine
*
* @brief LibIO interface for FreeBSD filedesc.
*/
/*
* Copyright (c) 2020 Chrs Johns. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _RTEMS_BSD_MACHINE_RTEMS_BSD_LIBIO_H_
#define _RTEMS_BSD_MACHINE_RTEMS_BSD_LIBIO_H_
#include <sys/event.h>
#include <sys/fcntl.h>
#include <sys/file.h>
#include <sys/filedesc.h>
#include <sys/proc.h>
#include <machine/rtems-bsd-vfs.h>
#include <rtems/libio.h>
#include <rtems/libio_.h>
#include <rtems/seterr.h>
#include <stdint.h>
struct rtems_bsd_vfs_loc;
extern const rtems_filesystem_file_handlers_r rtems_bsd_sysgen_nodeops;
extern const rtems_filesystem_file_handlers_r rtems_bsd_sysgen_imfsnodeops;
extern const rtems_filesystem_file_handlers_r rtems_bsd_sysgen_dirops;
extern const rtems_filesystem_file_handlers_r rtems_bsd_sysgen_fileops;
static int inline rtems_bsd_error_to_status_and_errno(int error)
{
if (error == 0) {
return 0;
} else {
rtems_set_errno_and_return_minus_one(error);
}
}
static inline uint32_t
rtems_bsd_libio_fflag_to_flags(u_int fflag)
{
uint32_t libio_flags = 0;
if ((fflag & FREAD) == FREAD) {
libio_flags |= LIBIO_FLAGS_READ;
}
if ((fflag & FWRITE) == FWRITE) {
libio_flags |= LIBIO_FLAGS_WRITE;
}
if ((fflag & FNONBLOCK) == FNONBLOCK) {
libio_flags |= LIBIO_FLAGS_NO_DELAY;
}
return (libio_flags);
}
static inline u_int
rtems_bsd_libio_flags_to_fflag(uint32_t libio_flags)
{
u_int fflag = 0;
if ((libio_flags & LIBIO_FLAGS_READ) == LIBIO_FLAGS_READ) {
fflag |= FREAD;
}
if ((libio_flags & LIBIO_FLAGS_WRITE) == LIBIO_FLAGS_WRITE) {
fflag |= FWRITE;
}
if ((libio_flags & LIBIO_FLAGS_NO_DELAY) == LIBIO_FLAGS_NO_DELAY) {
fflag |= FNONBLOCK;
}
return (fflag);
}
static inline bool
rtems_bsd_is_libbsd_nvops(rtems_libio_t *iop)
{
return (iop->pathinfo.handlers == &rtems_bsd_sysgen_dirops ||
iop->pathinfo.handlers == &rtems_bsd_sysgen_fileops);
}
static inline bool
rtems_bsd_is_libbsd_descriptor(rtems_libio_t *iop)
{
return (iop->pathinfo.handlers == &rtems_bsd_sysgen_nodeops ||
rtems_bsd_is_libbsd_nvops(iop));
}
static inline rtems_libio_t *
rtems_bsd_libio_loc_to_iop(const rtems_filesystem_location_info_t *loc)
{
return (rtems_libio_t *)RTEMS_DECONST(
rtems_filesystem_location_info_t *, loc)
->node_access;
}
struct socket;
static inline struct socket *
rtems_bsd_libio_imfs_loc_to_so(const rtems_filesystem_location_info_t *loc)
{
return (struct socket *)RTEMS_DECONST(
rtems_filesystem_location_info_t *, loc)
->node_access_2;
}
static struct vnode *
rtems_bsd_libio_loc_to_vnode(const rtems_filesystem_location_info_t *loc)
{
return (struct vnode *)RTEMS_DECONST(
rtems_filesystem_location_info_t *, loc)
->node_access;
}
static struct vnode *
rtems_bsd_libio_loc_to_vnode_dir(const rtems_filesystem_location_info_t *loc)
{
return (struct vnode *)RTEMS_DECONST(
rtems_filesystem_location_info_t *, loc)
->node_access_2;
}
static inline void
rtems_bsd_libio_iop_free(rtems_libio_t *iop)
{
rtems_libio_free(iop);
}
static int
rtems_bsd_libio_iop_to_descriptor(rtems_libio_t *iop)
{
return (int)iop->data0;
}
static struct vnode *
rtems_bsd_libio_iop_to_vnode(rtems_libio_t *iop)
{
return rtems_bsd_libio_loc_to_vnode(&iop->pathinfo);
}
static int
rtems_bsd_libio_fd_to_descriptor(int fd)
{
return rtems_bsd_libio_iop_to_descriptor(rtems_libio_iop(fd));
}
static inline struct file *
rtems_bsd_libio_iop_to_file_hold(rtems_libio_t *iop, struct thread *td)
{
struct file *fp;
int error = fget_unlocked(td->td_proc->p_fd,
rtems_bsd_libio_iop_to_descriptor(iop), NULL, &fp, NULL);
if (error != 0) {
fp = NULL;
}
return fp;
}
static inline int
rtems_bsd_file_to_libio_fd(struct file *fp)
{
return fp->f_io - rtems_libio_iops;
}
static inline void
rtems_bsd_libio_iop_set_bsd_descriptor(rtems_libio_t *iop, int fd)
{
iop->data0 = fd;
/* if not vnops the fstat passes a loc, need to get the iop to get the
* fp */
if (!rtems_bsd_is_libbsd_nvops(iop)) {
iop->pathinfo.node_access = iop;
}
}
static inline void
rtems_bsd_libio_iop_set_bsd_file(rtems_libio_t *iop, struct file *fp)
{
fp->f_io = iop;
}
/*
* The fd is a libio file descriptor.
*
* Return -1 if the descriptor is closed or not valid. The descriptor is not
* held.
*
* If open hold the descriptor. If the descriptor referneces a BSD
* descriptor return the BSD descriptor else return the libio descriptor.
*
* Optionally return the iop in *iopp if the descriptor if a libio descriptor
* else return NULL.
*/
static inline int
rtems_bsd_libio_iop_hold(int fd, rtems_libio_t **iopp)
{
rtems_libio_t *iop = NULL;
unsigned int flags = 0;
int ffd = -1;
if (fd < rtems_libio_number_iops) {
iop = rtems_libio_iop(fd);
flags = rtems_libio_iop_hold(iop);
if ((flags & LIBIO_FLAGS_OPEN) != 0) {
if (rtems_bsd_is_libbsd_descriptor(iop)) {
ffd = rtems_bsd_libio_iop_to_descriptor(iop);
if (iopp != NULL) {
*iopp = NULL;
}
} else {
ffd = fd;
if (iopp != NULL) {
*iopp = iop;
}
}
} else {
rtems_libio_iop_drop(iop);
}
if (RTEMS_BSD_DESCRIP_TRACE)
flags = iop->flags;
} else {
*iopp = NULL;
}
if (RTEMS_BSD_DESCRIP_TRACE)
printf("bsd: iop: hold: fd=%d ffd=%d refs=%d iop=%p by %p\n",
fd, ffd, flags >> 12, iop, __builtin_return_address(0));
return ffd;
}
static inline int
rtems_bsd_libio_iop_drop(int fd)
{
if (RTEMS_BSD_DESCRIP_TRACE)
printf("bsd: iop: drop: fd=%d refs=%d by %p\n", fd,
rtems_libio_iop(fd)->flags >> 12,
__builtin_return_address(0));
rtems_libio_iop_drop(rtems_libio_iop(fd));
return 0;
}
static inline int
rtems_bsd_libio_fo_poll(int fd, struct file *fp, int events,
struct ucred *active_cred, struct thread *td)
{
int error;
if (fp == NULL) {
rtems_libio_t *iop = rtems_libio_iop(fd);
error = (*iop->pathinfo.handlers->poll_h)(iop, events);
} else {
error = (*fp->f_ops->fo_poll)(fp, events, active_cred, td);
fd = rtems_bsd_file_to_libio_fd(fp);
}
rtems_bsd_libio_iop_drop(fd);
return error;
}
static inline void
rtems_bsd_libio_iop_to_knote(struct knote *kn, rtems_libio_t *iop)
{
kn->kn_fp = (struct file *)iop;
}
static inline struct kqueue *
rtems_bsd_libio_knote_to_kq(struct knote *kn)
{
struct kqueue *kq = kn->kn_kq;
if ((kn->kn_status & KN_FP_IS_IOP) == 0) {
if (kq != kn->kn_fp->f_data)
panic("libio kq wrong\n");
}
return kq;
}
/*
* Returns an iop with null file system mount or NULL is ENFILE.
*/
rtems_libio_t *rtems_bsd_libio_iop_allocate(void);
/*
* Returns the libio descriptor or -1 if ENFILE.
*/
int rtems_bsd_libio_iop_allocate_with_file(
struct thread *td, int fd, const rtems_filesystem_file_handlers_r *ops);
/*
* Set the BSD file descriptor in the iop. Returns 0 if successful or an error
* number,
*/
int rtems_bsd_libio_iop_set_bsd_fd(struct thread *td, int fd,
rtems_libio_t *iop, const rtems_filesystem_file_handlers_r *ops);
/*
* Set the vnode in the libio location.
*/
void rtems_bsd_libio_loc_set_vnode(
rtems_filesystem_location_info_t *loc, struct vnode *vn);
void rtems_bsd_libio_loc_set_vnode_dir(
rtems_filesystem_location_info_t *loc, struct vnode *dvn);
#endif /* _RTEMS_BSD_MACHINE_RTEMS_BSD_LIBIO_H_ */

3
rtemsbsd/include/machine/rtems-bsd-page.h
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@ -49,6 +49,7 @@
#include <sys/cdefs.h>
#include <sys/param.h>
#include <stdint.h>
__BEGIN_DECLS
@ -61,6 +62,8 @@ void *rtems_bsd_page_alloc(uintptr_t size_in_bytes, int wait);
void rtems_bsd_page_free(void *addr);
void vm_pager_bufferinit(void);
static inline void **
rtems_bsd_page_get_object_entry(void *addr)
{

82
rtemsbsd/include/machine/rtems-bsd-vfs.h Normal file
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@ -0,0 +1,82 @@
/**
* @file
*
* @ingroup rtems_bsd_machine
*
* @brief TODO.
*/
/*
* Copyright (C) 2020 Chris Johns <chris@contemporary.software>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _RTEMS_BSD_MACHINE_RTEMS_BSD_VFS_H_
#define _RTEMS_BSD_MACHINE_RTEMS_BSD_VFS_H_
#include <rtems/libio.h>
extern const rtems_filesystem_operations_table rtems_bsd_vfsops;
int rtems_bsd_vfs_mount_init(rtems_filesystem_mount_table_entry_t *mt_entry);
void rtems_bsd_vfs_mt_entry_lock(
const rtems_filesystem_mount_table_entry_t *mt_entry);
void rtems_bsd_vfs_mt_entry_unlock(
const rtems_filesystem_mount_table_entry_t *mt_entry);
void rtems_bsd_vfs_eval_path(rtems_filesystem_eval_path_context_t *ctx);
bool rtems_bsd_vfs_are_nodes_equal(const rtems_filesystem_location_info_t *a,
const rtems_filesystem_location_info_t *b);
int rtems_bsd_vfs_link(const rtems_filesystem_location_info_t *parentloc,
const rtems_filesystem_location_info_t *targetloc, const char *name,
size_t namelen);
int rtems_bsd_vfs_fchmod(
const rtems_filesystem_location_info_t *loc, mode_t mode);
int rtems_bsd_vfs_chown(
const rtems_filesystem_location_info_t *loc, uid_t owner, gid_t group);
int rtems_bsd_vfs_clonenode(rtems_filesystem_location_info_t *loc);
void rtems_bsd_vfs_freenode(const rtems_filesystem_location_info_t *loc);
int rtems_bsd_vfs_mount(rtems_filesystem_mount_table_entry_t *mt_entry);
int rtems_bsd_vfs_fsmount_me(
rtems_filesystem_mount_table_entry_t *mt_entry, const void *data);
int rtems_bsd_vfs_unmount(rtems_filesystem_mount_table_entry_t *mt_entry);
void rtems_bsd_vfs_fsunmount_me(rtems_filesystem_mount_table_entry_t *mt_entry);
int rtems_bsd_vfs_mknod(const rtems_filesystem_location_info_t *parentloc,
const char *name, size_t namelen, mode_t mode, dev_t dev);
int rtems_bsd_vfs_rmnod(const rtems_filesystem_location_info_t *parentloc,
const rtems_filesystem_location_info_t *loc);
int rtems_bsd_vfs_utimens(
const rtems_filesystem_location_info_t *loc, time_t actime, time_t modtime);
int rtems_bsd_vfs_symlink(const rtems_filesystem_location_info_t *parentloc,
const char *name, size_t namelen, const char *target);
ssize_t rtems_bsd_vfs_readlink(
const rtems_filesystem_location_info_t *loc, char *buf, size_t bufsize);
int rtems_bsd_vfs_rename(const rtems_filesystem_location_info_t *oldparentloc,
const rtems_filesystem_location_info_t *oldloc,
const rtems_filesystem_location_info_t *newparentloc, const char *name,
size_t namelen);
int rtems_bsd_vfs_statvfs(
const rtems_filesystem_location_info_t *loc, struct statvfs *buf);
#endif /* _RTEMS_BSD_MACHINE_RTEMS_BSD_VFS_H_ */

14
rtemsbsd/include/rtems/bsd/bsd.h
View File

@ -58,6 +58,12 @@ extern "C" {
*/
#define RTEMS_BSD_ALLOCATOR_DOMAIN_PAGE_MBUF_DEFAULT (8 * 1024 * 1024)
/*
* The default block IO buffer memory size. Do not change, use
* RTEMS_BSD_CONFIG_DOMAIN_BIO_SIZE to override for your application.
*/
#define RTEMS_BSD_ALLOCATOR_DOMAIN_BIO_DEFAULT (4 * 1024 * 1024)
typedef enum {
RTEMS_BSD_RES_IRQ = 1,
RTEMS_BSD_RES_MEMORY = 3
@ -165,6 +171,7 @@ size_t rtems_bsd_get_task_stack_size(const char *name);
typedef enum {
RTEMS_BSD_ALLOCATOR_DOMAIN_PAGE,
RTEMS_BSD_ALLOCATOR_DOMAIN_MBUF,
RTEMS_BSD_ALLOCATOR_DOMAIN_BIO,
RTEMS_BSD_ALLOCATOR_DOMAIN_MALLOC
} rtems_bsd_allocator_domain;
@ -175,6 +182,13 @@ typedef enum {
*/
extern uintptr_t rtems_bsd_allocator_domain_page_mbuf_size;
/**
* @brief The size for the block IO default buffer memory.
*
* Applications may set this value to change the value returned by the default.
*/
extern uintptr_t rtems_bsd_allocator_domain_bio_size;
/**
* @brief Returns the size for a specific allocator domain.
*

0
rtemsbsd/include/rtems/bsd/local/opt_pseudofs.h Normal file
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0
rtemsbsd/include/rtems/bsd/local/opt_swap.h Normal file
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0
rtemsbsd/include/rtems/bsd/local/opt_watchdog.h Normal file
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1951
rtemsbsd/include/rtems/bsd/local/vnode_if.h Normal file
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84
rtemsbsd/include/rtems/bsd/local/vnode_if_newproto.h Normal file
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@ -0,0 +1,84 @@
/*
* This file is produced automatically.
* Do not modify anything in here by hand.
*
* Created from $FreeBSD$
*/
struct vop_vector {
struct vop_vector *vop_default;
vop_bypass_t *vop_bypass;
vop_islocked_t *vop_islocked;
vop_lookup_t *vop_lookup;
vop_cachedlookup_t *vop_cachedlookup;
vop_create_t *vop_create;
vop_whiteout_t *vop_whiteout;
vop_mknod_t *vop_mknod;
vop_open_t *vop_open;
vop_close_t *vop_close;
vop_access_t *vop_access;
vop_accessx_t *vop_accessx;
vop_getattr_t *vop_getattr;
vop_setattr_t *vop_setattr;
vop_markatime_t *vop_markatime;
vop_read_t *vop_read;
vop_write_t *vop_write;
vop_ioctl_t *vop_ioctl;
vop_poll_t *vop_poll;
vop_kqfilter_t *vop_kqfilter;
vop_revoke_t *vop_revoke;
vop_fsync_t *vop_fsync;
vop_remove_t *vop_remove;
vop_link_t *vop_link;
vop_rename_t *vop_rename;
vop_mkdir_t *vop_mkdir;
vop_rmdir_t *vop_rmdir;
vop_symlink_t *vop_symlink;
vop_readdir_t *vop_readdir;
vop_readlink_t *vop_readlink;
vop_inactive_t *vop_inactive;
vop_reclaim_t *vop_reclaim;
vop_lock1_t *vop_lock1;
vop_unlock_t *vop_unlock;
vop_bmap_t *vop_bmap;
vop_strategy_t *vop_strategy;
vop_getwritemount_t *vop_getwritemount;
vop_print_t *vop_print;
vop_pathconf_t *vop_pathconf;
vop_advlock_t *vop_advlock;
vop_advlockasync_t *vop_advlockasync;
vop_advlockpurge_t *vop_advlockpurge;
vop_reallocblks_t *vop_reallocblks;
vop_getpages_t *vop_getpages;
vop_getpages_async_t *vop_getpages_async;
vop_putpages_t *vop_putpages;
vop_getacl_t *vop_getacl;
vop_setacl_t *vop_setacl;
vop_aclcheck_t *vop_aclcheck;
vop_closeextattr_t *vop_closeextattr;
vop_getextattr_t *vop_getextattr;
vop_listextattr_t *vop_listextattr;
vop_openextattr_t *vop_openextattr;
vop_deleteextattr_t *vop_deleteextattr;
vop_setextattr_t *vop_setextattr;
vop_setlabel_t *vop_setlabel;
vop_vptofh_t *vop_vptofh;
vop_vptocnp_t *vop_vptocnp;
vop_allocate_t *vop_allocate;
vop_advise_t *vop_advise;
vop_unp_bind_t *vop_unp_bind;
vop_unp_connect_t *vop_unp_connect;
vop_unp_detach_t *vop_unp_detach;
vop_is_text_t *vop_is_text;
vop_set_text_t *vop_set_text;
vop_unset_text_t *vop_unset_text;
vop_get_writecount_t *vop_get_writecount;
vop_add_writecount_t *vop_add_writecount;
vop_fdatasync_t *vop_fdatasync;
vop_spare1_t *vop_spare1;
vop_spare2_t *vop_spare2;
vop_spare3_t *vop_spare3;
vop_spare4_t *vop_spare4;
vop_spare5_t *vop_spare5;
};

224
rtemsbsd/include/rtems/bsd/local/vnode_if_typedef.h Normal file
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@ -0,0 +1,224 @@
/*
* This file is produced automatically.
* Do not modify anything in here by hand.
*
* Created from $FreeBSD$
*/
struct vop_islocked_args;
typedef int vop_islocked_t(struct vop_islocked_args *);
struct vop_lookup_args;
typedef int vop_lookup_t(struct vop_lookup_args *);
struct vop_cachedlookup_args;
typedef int vop_cachedlookup_t(struct vop_cachedlookup_args *);
struct vop_create_args;
typedef int vop_create_t(struct vop_create_args *);
struct vop_whiteout_args;
typedef int vop_whiteout_t(struct vop_whiteout_args *);
struct vop_mknod_args;
typedef int vop_mknod_t(struct vop_mknod_args *);
struct vop_open_args;
typedef int vop_open_t(struct vop_open_args *);
struct vop_close_args;
typedef int vop_close_t(struct vop_close_args *);
struct vop_access_args;
typedef int vop_access_t(struct vop_access_args *);
struct vop_accessx_args;
typedef int vop_accessx_t(struct vop_accessx_args *);
struct vop_getattr_args;
typedef int vop_getattr_t(struct vop_getattr_args *);
struct vop_setattr_args;
typedef int vop_setattr_t(struct vop_setattr_args *);
struct vop_markatime_args;
typedef int vop_markatime_t(struct vop_markatime_args *);
struct vop_read_args;
typedef int vop_read_t(struct vop_read_args *);
struct vop_write_args;
typedef int vop_write_t(struct vop_write_args *);
struct vop_ioctl_args;
typedef int vop_ioctl_t(struct vop_ioctl_args *);
struct vop_poll_args;
typedef int vop_poll_t(struct vop_poll_args *);
struct vop_kqfilter_args;
typedef int vop_kqfilter_t(struct vop_kqfilter_args *);
struct vop_revoke_args;
typedef int vop_revoke_t(struct vop_revoke_args *);
struct vop_fsync_args;
typedef int vop_fsync_t(struct vop_fsync_args *);
struct vop_remove_args;
typedef int vop_remove_t(struct vop_remove_args *);
struct vop_link_args;
typedef int vop_link_t(struct vop_link_args *);
struct vop_rename_args;
typedef int vop_rename_t(struct vop_rename_args *);
struct vop_mkdir_args;
typedef int vop_mkdir_t(struct vop_mkdir_args *);
struct vop_rmdir_args;
typedef int vop_rmdir_t(struct vop_rmdir_args *);
struct vop_symlink_args;
typedef int vop_symlink_t(struct vop_symlink_args *);
struct vop_readdir_args;
typedef int vop_readdir_t(struct vop_readdir_args *);
struct vop_readlink_args;
typedef int vop_readlink_t(struct vop_readlink_args *);
struct vop_inactive_args;
typedef int vop_inactive_t(struct vop_inactive_args *);
struct vop_reclaim_args;
typedef int vop_reclaim_t(struct vop_reclaim_args *);
struct vop_lock1_args;
typedef int vop_lock1_t(struct vop_lock1_args *);
struct vop_unlock_args;
typedef int vop_unlock_t(struct vop_unlock_args *);
struct vop_bmap_args;
typedef int vop_bmap_t(struct vop_bmap_args *);
struct vop_strategy_args;
typedef int vop_strategy_t(struct vop_strategy_args *);
struct vop_getwritemount_args;
typedef int vop_getwritemount_t(struct vop_getwritemount_args *);
struct vop_print_args;
typedef int vop_print_t(struct vop_print_args *);
struct vop_pathconf_args;
typedef int vop_pathconf_t(struct vop_pathconf_args *);
struct vop_advlock_args;
typedef int vop_advlock_t(struct vop_advlock_args *);
struct vop_advlockasync_args;
typedef int vop_advlockasync_t(struct vop_advlockasync_args *);
struct vop_advlockpurge_args;
typedef int vop_advlockpurge_t(struct vop_advlockpurge_args *);
struct vop_reallocblks_args;
typedef int vop_reallocblks_t(struct vop_reallocblks_args *);
struct vop_getpages_args;
typedef int vop_getpages_t(struct vop_getpages_args *);
struct vop_getpages_async_args;
typedef int vop_getpages_async_t(struct vop_getpages_async_args *);
struct vop_putpages_args;
typedef int vop_putpages_t(struct vop_putpages_args *);
struct vop_getacl_args;
typedef int vop_getacl_t(struct vop_getacl_args *);
struct vop_setacl_args;
typedef int vop_setacl_t(struct vop_setacl_args *);
struct vop_aclcheck_args;
typedef int vop_aclcheck_t(struct vop_aclcheck_args *);
struct vop_closeextattr_args;
typedef int vop_closeextattr_t(struct vop_closeextattr_args *);
struct vop_getextattr_args;
typedef int vop_getextattr_t(struct vop_getextattr_args *);
struct vop_listextattr_args;
typedef int vop_listextattr_t(struct vop_listextattr_args *);
struct vop_openextattr_args;
typedef int vop_openextattr_t(struct vop_openextattr_args *);
struct vop_deleteextattr_args;
typedef int vop_deleteextattr_t(struct vop_deleteextattr_args *);
struct vop_setextattr_args;
typedef int vop_setextattr_t(struct vop_setextattr_args *);
struct vop_setlabel_args;
typedef int vop_setlabel_t(struct vop_setlabel_args *);
struct vop_vptofh_args;
typedef int vop_vptofh_t(struct vop_vptofh_args *);
struct vop_vptocnp_args;
typedef int vop_vptocnp_t(struct vop_vptocnp_args *);
struct vop_allocate_args;
typedef int vop_allocate_t(struct vop_allocate_args *);
struct vop_advise_args;
typedef int vop_advise_t(struct vop_advise_args *);
struct vop_unp_bind_args;
typedef int vop_unp_bind_t(struct vop_unp_bind_args *);
struct vop_unp_connect_args;
typedef int vop_unp_connect_t(struct vop_unp_connect_args *);
struct vop_unp_detach_args;
typedef int vop_unp_detach_t(struct vop_unp_detach_args *);
struct vop_is_text_args;
typedef int vop_is_text_t(struct vop_is_text_args *);
struct vop_set_text_args;
typedef int vop_set_text_t(struct vop_set_text_args *);
struct vop_unset_text_args;
typedef int vop_unset_text_t(struct vop_unset_text_args *);
struct vop_get_writecount_args;
typedef int vop_get_writecount_t(struct vop_get_writecount_args *);
struct vop_add_writecount_args;
typedef int vop_add_writecount_t(struct vop_add_writecount_args *);
struct vop_fdatasync_args;
typedef int vop_fdatasync_t(struct vop_fdatasync_args *);
struct vop_spare1_args;
typedef int vop_spare1_t(struct vop_spare1_args *);
struct vop_spare2_args;
typedef int vop_spare2_t(struct vop_spare2_args *);
struct vop_spare3_args;
typedef int vop_spare3_t(struct vop_spare3_args *);
struct vop_spare4_args;
typedef int vop_spare4_t(struct vop_spare4_args *);
struct vop_spare5_args;
typedef int vop_spare5_t(struct vop_spare5_args *);

51
rtemsbsd/include/rtems/bsd/rootfs.h Normal file
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@ -0,0 +1,51 @@
/**
* @file
*
* @ingroup rtems_bsd
*
* @brief TODO.
*/
/*
* Copyright (c) 20206 Chris Johns. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _RTEMS_BSD_ROOTFS_H_
#define _RTEMS_BSD_ROOTFS_H_
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/*
* Short cut to creating a directory in the root file system.
*/
int rtems_bsd_rootfs_mkdir(const char *name);
int rtems_bsd_rootfs_rmdir(const char *name);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* _RTEMS_BSD_ROOTFS_H_ */

1
rtemsbsd/include/sys/bio.h
View File

@ -1 +0,0 @@
/* EMPTY */

1
rtemsbsd/include/sys/namei.h
View File

@ -1 +0,0 @@
/* EMPTY */

1
rtemsbsd/include/sys/sysent.h
View File

@ -1 +0,0 @@
/* EMPTY */

17
rtemsbsd/include/vm/vm_object.h
View File

@ -1 +1,16 @@
/* EMPTY */
#ifndef RTEMS_VM_OBJCT_H
#define RTEMS_VM_OBJCT_H
/*
* Helpers to perform conversion between vm_object page indexes and offsets.
* IDX_TO_OFF() converts an index into an offset.
* OFF_TO_IDX() converts an offset into an index.
* OBJ_MAX_SIZE specifies the maximum page index corresponding to the
* maximum unsigned offset.
*/
#define IDX_TO_OFF(idx) (((vm_ooffset_t)(idx)) << PAGE_SHIFT)
#define OFF_TO_IDX(off) ((vm_pindex_t)(((vm_ooffset_t)(off)) >> PAGE_SHIFT))
#define UOFF_TO_IDX(off) OFF_TO_IDX(off)
#define OBJ_MAX_SIZE (OFF_TO_IDX(UINT64_MAX) + 1)
#endif

20
rtemsbsd/include/vm/vm_pager.h
View File

@ -0,0 +1,20 @@
#ifndef RTEMS_VM_PAGER_H
#define RTEMS_VM_PAGER_H
/*
* get/put return values
* OK operation was successful
* BAD specified data was out of the accepted range
* FAIL specified data was in range, but doesn't exist
* PEND operations was initiated but not completed
* ERROR error while accessing data that is in range and exists
* AGAIN temporary resource shortage prevented operation from happening
*/
#define VM_PAGER_OK 0
#define VM_PAGER_BAD 1
#define VM_PAGER_FAIL 2
#define VM_PAGER_PEND 3
#define VM_PAGER_ERROR 4
#define VM_PAGER_AGAIN 5
#endif

5
rtemsbsd/rtems/rtems-bsd-allocator-domain-size.c
View File

@ -40,4 +40,7 @@
#include <rtems/bsd/bsd.h>
uintptr_t rtems_bsd_allocator_domain_page_mbuf_size = RTEMS_BSD_ALLOCATOR_DOMAIN_PAGE_MBUF_DEFAULT;
uintptr_t rtems_bsd_allocator_domain_page_mbuf_size =
RTEMS_BSD_ALLOCATOR_DOMAIN_PAGE_MBUF_DEFAULT;
uintptr_t rtems_bsd_allocator_domain_bio_size =
RTEMS_BSD_ALLOCATOR_DOMAIN_BIO_DEFAULT;

17
rtemsbsd/rtems/rtems-bsd-get-allocator-domain-size.c
View File

@ -45,13 +45,16 @@ rtems_bsd_get_allocator_domain_size(rtems_bsd_allocator_domain domain)
uintptr_t size;
switch (domain) {
case RTEMS_BSD_ALLOCATOR_DOMAIN_PAGE:
case RTEMS_BSD_ALLOCATOR_DOMAIN_MBUF:
size = rtems_bsd_allocator_domain_page_mbuf_size;
break;
default:
size = 0;
break;
case RTEMS_BSD_ALLOCATOR_DOMAIN_PAGE:
case RTEMS_BSD_ALLOCATOR_DOMAIN_MBUF:
size = rtems_bsd_allocator_domain_page_mbuf_size;
break;
case RTEMS_BSD_ALLOCATOR_DOMAIN_BIO:
size = rtems_bsd_allocator_domain_bio_size;
break;
default:
size = 0;
break;
}
return (size);

193
rtemsbsd/rtems/rtems-bsd-libio.c Normal file
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@ -0,0 +1,193 @@
/**
* @file
*
* @ingroup rtems_bsd_rtems
*
* @brief TODO.
*/
/*
* Copyright 2020 Chris Johns. All Rights Reserved.
*
* Contemporary Software
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE FREEBSD PROJECT ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE FREEBSD PROJECT BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <sys/param.h>
#include <sys/filedesc.h>
#include <sys/proc.h>
#include <sys/vnode.h>
#include <machine/rtems-bsd-libio.h>
#include <rtems/libio.h>
rtems_libio_t *
rtems_bsd_libio_iop_allocate(void)
{
rtems_libio_t *iop = rtems_libio_allocate();
if (iop != NULL) {
iop->pathinfo.mt_entry = &rtems_filesystem_null_mt_entry;
rtems_filesystem_location_add_to_mt_entry(&iop->pathinfo);
}
return iop;
}
int
rtems_bsd_libio_iop_allocate_with_file(
struct thread *td, int fd, const rtems_filesystem_file_handlers_r *ops)
{
rtems_libio_t *iop = rtems_bsd_libio_iop_allocate();
int iofd = -1;
if (iop != NULL) {
int error = rtems_bsd_libio_iop_set_bsd_fd(td, fd, iop, ops);
/*
* The fp is held and needs to be dropped and that drops the
* iop.
*/
if (error == 0) {
rtems_libio_iop_hold(iop);
iofd = rtems_libio_iop_to_descriptor(iop);
} else {
rtems_libio_free(iop);
}
}
return iofd;
}
int
rtems_bsd_libio_iop_set_bsd_fd(struct thread *td, int fd, rtems_libio_t *iop,
const rtems_filesystem_file_handlers_r *ops)
{
struct filedesc *fdp = td->td_proc->p_fd;
int error;
FILEDESC_XLOCK(fdp);
if (fd < fdp->fd_nfiles) {
struct file *fp = fget_locked(fdp, fd);
if (fp != NULL) {
rtems_bsd_libio_iop_set_bsd_file(iop, fp);
rtems_libio_iop_flags_set(iop,
LIBIO_FLAGS_OPEN |
rtems_bsd_libio_fflag_to_flags(fp->f_flag));
if (ops != NULL)
iop->pathinfo.handlers = ops;
rtems_bsd_libio_iop_set_bsd_descriptor(iop, fd);
error = 0;
} else {
error = EBADF;
}
} else {
error = EBADF;
}
FILEDESC_XUNLOCK(fdp);
return error;
}
void
rtems_bsd_libio_loc_set_vnode(
rtems_filesystem_location_info_t *loc, struct vnode *vp)
{
struct vnode *old = loc->node_access;
int hc = 0;
int rc = 0;
if (vp != NULL) {
hc = vp->v_holdcnt;
rc = vrefcnt(vp);
}
int old_hc = 0;
int old_rc = 0;
if (old != NULL) {
old_hc = old->v_holdcnt;
old_rc = vrefcnt(old);
}
if (vp != old) {
if (old != NULL)
vrele(old);
if (vp != NULL)
VREF(vp);
loc->node_access = vp;
}
int new_hc = 0;
int new_rc = 0;
if (vp != NULL) {
new_hc = vp->v_holdcnt;
new_rc = vrefcnt(vp);
}
int old_new_hc = 0;
int old_new_rc = 0;
if (old != NULL) {
old_new_hc = old->v_holdcnt;
old_new_rc = vrefcnt(old);
}
if (RTEMS_BSD_DESCRIP_TRACE || true)
printf(
"bsd: lio: set-vode loc=%p vn=%p (%d/%d)->(%d/%d) old=%p (%d/%d)->(%d/%d)\n",
loc, vp, hc, rc, new_hc, new_rc, old, old_hc, old_rc,
old_new_hc, old_new_rc);
}
void
rtems_bsd_libio_loc_set_vnode_dir(
rtems_filesystem_location_info_t *loc, struct vnode *dvp)
{
struct vnode *old = loc->node_access_2;
int hc = 0;
int rc = 0;
if (dvp != NULL) {
hc = dvp->v_holdcnt;
rc = vrefcnt(dvp);
}
int old_hc = 0;
int old_rc = 0;
if (old != NULL) {
old_hc = old->v_holdcnt;
old_rc = vrefcnt(old);
}
if (dvp != old) {
if (old != NULL)
vrele(old);
if (dvp != NULL)
VREF(dvp);
loc->node_access_2 = dvp;
}
int new_hc = 0;
int new_rc = 0;
if (dvp != NULL) {
new_hc = dvp->v_holdcnt;
new_rc = vrefcnt(dvp);
}
int old_new_hc = 0;
int old_new_rc = 0;
if (old != NULL) {
old_new_hc = old->v_holdcnt;
old_new_rc = vrefcnt(old);
}
if (RTEMS_BSD_DESCRIP_TRACE)
printf(
"bsd: lio: set-vode-dir loc=%p vn=%p (%d/%d)->(%d/%d) old=%p (%d/%d)->(%d/%d)\n",
loc, dvp, hc, rc, new_hc, new_rc, old, old_hc, old_rc,
old_new_hc, old_new_rc);
}

124
rtemsbsd/rtems/rtems-bsd-mountroot.c Normal file
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@ -0,0 +1,124 @@
/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @ingroup FileSystems
*
* @brief Mount a root file system.
*/
/*
* Copyright (C) 2020 Chris Johns <chris@contemporary.software>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <sys/types.h>
#include <sys/param.h>
#include <sys/filedesc.h>
#include <sys/kernel.h>
#include <sys/mount.h>
#include <sys/resourcevar.h>
#include <sys/vnode.h>
#include <vm/vm_extern.h>
struct vnode *rootvnode;
MALLOC_DECLARE(M_MOUNT);
static void
set_rootvnode(struct mount *mp)
{
struct proc *p;
int error;
error = VFS_ROOT(mp, LK_EXCLUSIVE, &rootvnode);
if (error != 0)
panic("Cannot find root vnode");
VOP_UNLOCK(rootvnode, 0);
p = curthread->td_proc;
FILEDESC_XLOCK(p->p_fd);
if (p->p_fd->fd_cdir != NULL)
vrele(p->p_fd->fd_cdir);
p->p_fd->fd_cdir = rootvnode;
VREF(rootvnode);
if (p->p_fd->fd_rdir != NULL)
vrele(p->p_fd->fd_rdir);
p->p_fd->fd_rdir = rootvnode;
VREF(rootvnode);
FILEDESC_XUNLOCK(p->p_fd);
}
static void
bsd_mountroot(const char *fstype)
{
struct vfsoptlist *opts;
struct vfsconf *vfsp;
struct mount *mp;
struct ucred *cred;
int error;
cred = crget();
cred->cr_uidinfo = uifind(0);
cred->cr_ruidinfo = uifind(0);
vfsp = vfs_byname(fstype);
if (vfsp != NULL) {
mp = vfs_mount_alloc(NULLVP, vfsp, "/", cred);
crfree(cred);
error = VFS_MOUNT(mp);
if (error != 0)
panic("Cannot mount root file system: %d", error);
error = VFS_STATFS(mp, &mp->mnt_stat);
if (error != 0)
panic("Cannot stat root file system: %d", error);
opts = malloc(sizeof(struct vfsoptlist), M_MOUNT, M_WAITOK);
TAILQ_INIT(opts);
mp->mnt_opt = opts;
mtx_lock(&mountlist_mtx);
TAILQ_INSERT_HEAD(&mountlist, mp, mnt_list);
mtx_unlock(&mountlist_mtx);
set_rootvnode(mp);
}
}
static void
bsd_rootfs_init(const void *dummy)
{
bsd_mountroot("rootfs");
}
SYSINIT(bsdroot, SI_SUB_KTHREAD_INIT, SI_ORDER_FIRST, bsd_rootfs_init, NULL);

1533
rtemsbsd/rtems/rtems-bsd-syscall-api.c
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File diff suppressed because it is too large Load Diff

71
rtemsbsd/rtems/rtems-kernel-capability.c Normal file
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@ -0,0 +1,71 @@
/**
* @file
*
* @ingroup rtems_bsd_rtems
*
* @brief TODO.
*/
/*
* Copyright (c) 2020 Chris Johns
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <sys/types.h>
#include <sys/caprights.h>
cap_rights_t cap_no_rights;
#define RTEMS_BSD_CAP_ALIAS(var, tar) \
extern int __attribute__((alias("_bsd_" #var))) _bsd_##tar;
#ifdef INVARIANT_SUPPORT
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_rights_is_valid);
#endif
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_accept_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_bind_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_connect_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_event_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_fcntl_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_fstat_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_fsync_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_ftruncate_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_getpeername_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_getsockname_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_getsockopt_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_ioctl_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_listen_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_mkdirat_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_mknodat_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_read_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_recv_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_renameat_source_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_renameat_target_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_seek_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_setsockopt_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_shutdown_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_symlinkat_rights);
RTEMS_BSD_CAP_ALIAS(cap_no_rights, cap_write_rights);

64
rtemsbsd/rtems/rtems-kernel-dev.c Normal file
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@ -0,0 +1,64 @@
/**
* @file
*
* @ingroup rtems_bsd_rtems
*
* @brief Handle the major, minor and makedev support
*/
/*
* Copyright (c) 1982, 1986, 1991, 1993, 1994
* The Regents of the University of California. All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <sys/types.h>
int
rtems_bsd__major(dev_t _d)
{
return (((_d >> 32) & 0xffffff00) | ((_d >> 8) & 0xff));
}
int
rtems_bsd__minor(dev_t _d)
{
return (((_d >> 24) & 0xff00) | (_d & 0xffff00ff));
}
dev_t
rtems_bsd__makedev(int _M, int _m)
{
return (((dev_t)(_M & 0xffffff00) << 32) | ((_M & 0xff) << 8) |
((dev_t)(_m & 0xff00) << 24) | (_m & 0xffff00ff));
}

52
rtemsbsd/rtems/rtems-kernel-dirent.c Normal file
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@ -0,0 +1,52 @@
/**
* @file
*
* @ingroup rtems_bsd_rtems
*
* @brief TODO.
*/
/*
* Copyright (c) 2009, 2015 embedded brains GmbH
* All rights reserved.
*
* embedded brains GmbH
* Dornierstr. 4
* 82178 Puchheim
* Germany
* <rtems@embedded-brains.de>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <sys/dirent.h>
#include <string.h>
void
dirent_terminate(struct dirent *dp)
{
memset(dp->d_name + dp->d_namlen, 0,
dp->d_reclen - (__offsetof(struct dirent, d_name) + dp->d_namlen));
}

93
rtemsbsd/rtems/rtems-kernel-init.c
View File

@ -38,30 +38,37 @@
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <machine/rtems-bsd-thread.h>
#include <sys/param.h>
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/buf.h>
#include <sys/filedesc.h>
#include <sys/jail.h>
#include <sys/kbio.h>
#include <sys/kernel.h>
#include <sys/ktr.h>
#include <sys/sysctl.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/proc.h>
#include <sys/stat.h>
#include <sys/kbio.h>
#include <sys/resourcevar.h>
#include <sys/jail.h>
#include <uuid/uuid.h>
#include <sys/stat.h>
#include <sys/sx.h>
#include <sys/sysctl.h>
#include <sys/sysent.h>
#include <limits.h>
#include <machine/rtems-bsd-page.h>
#include <machine/rtems-bsd-thread.h>
#include <dev/kbd/kbdreg.h>
#include <net80211/ieee80211_freebsd.h>
#include <limits.h>
#include <rtems/bsd/bsd.h>
#include <rtems/libio_.h>
#include <rtems/malloc.h>
#include <uuid/uuid.h>
SYSINIT_REFERENCE(configure1);
SYSINIT_REFERENCE(module);
@ -98,25 +105,47 @@ sbintime_t sbt_timethreshold;
sbintime_t sbt_tickthreshold;
struct bintime tc_tick_bt;
sbintime_t tc_tick_sbt;
int maxproc;
int tc_precexp;
int maxproc;
int maxfiles;
int maxfilesperproc;
int ngroups_max;
int unmapped_buf_allowed;
caddr_t unmapped_base;
long maxbcache;
int bio_transient_maxcnt;
struct sx allproc_lock;
struct vmem *rtems_bsd_transient_arena;
int nbuf; /* The number of buffer headers */
int nswbuf; /* Number of swap I/O buffer headers. */
void (*nlminfo_release_p)(struct proc *p);
struct sysentvec rtems_sysvec;
static SYSCTL_NODE(_kern, OID_AUTO, smp, CTLFLAG_RD|CTLFLAG_CAPRD, NULL,
"Kernel SMP");
static SYSCTL_NODE(
_kern, OID_AUTO, smp, CTLFLAG_RD | CTLFLAG_CAPRD, NULL, "Kernel SMP");
static int maxid_maxcpus;
SYSCTL_INT(_kern_smp, OID_AUTO, maxid, CTLFLAG_RD|CTLFLAG_CAPRD,
SYSCTL_INT(_kern_smp, OID_AUTO, maxid, CTLFLAG_RD | CTLFLAG_CAPRD,
&maxid_maxcpus, 0, "Max CPU ID.");
SYSCTL_INT(_kern_smp, OID_AUTO, maxcpus, CTLFLAG_RD|CTLFLAG_CAPRD,
SYSCTL_INT(_kern_smp, OID_AUTO, maxcpus, CTLFLAG_RD | CTLFLAG_CAPRD,
&maxid_maxcpus, 0, "Max number of CPUs that the system was compiled for.");
static void
cpu_startup(void *dummy)
{
kern_vfs_bio_buffer_alloc(unmapped_base, maxbcache);
bufinit();
vm_pager_bufferinit();
}
SYSINIT(cpu, SI_SUB_CPU, SI_ORDER_FIRST, cpu_startup, NULL);
/*
* Create a single process. RTEMS is a single address, single process OS.
*/
static void
proc0_init(void* dummy)
proc0_init(void *dummy)
{
struct proc *p = &proc0;
struct ucred *newcred;
@ -127,7 +156,7 @@ proc0_init(void* dummy)
newcred = crget();
newcred->cr_uid = 0;
newcred->cr_ruid = 0;
newcred->cr_ngroups = 1; /* group 0 */
newcred->cr_ngroups = 1; /* group 0 */
newcred->cr_groups[0] = 0;
newcred->cr_rgid = 0;
tmpuinfo.ui_uid = 1;
@ -137,8 +166,15 @@ proc0_init(void* dummy)
newcred->cr_ruidinfo = uifind(0);
p->p_ucred = newcred;
p->p_pid = getpid();
p->p_fd = NULL;
p->p_fd = fdinit(NULL, false);
p->p_fdtol = NULL;
rtems_sysvec.sv_flags = SV_ABI_FREEBSD;
#ifdef __LP64__
rtems_sysvec.sv_flags |= SV_LP64;
#else
rtems_sysvec.sv_flags |= SV_ILP32;
#endif
p->p_sysent = &rtems_sysvec;
uuid_generate(uuid);
uuid_unparse(uuid, prison0.pr_hostuuid);
}
@ -170,17 +206,27 @@ rtems_bsd_initialize(void)
bt_tickthreshold = bt_timethreshold;
sbt_timethreshold = bttosbt(bt_timethreshold);
sbt_tickthreshold = bttosbt(bt_tickthreshold);
maxid_maxcpus = (int) rtems_scheduler_get_processor_maximum();
maxid_maxcpus = (int)rtems_scheduler_get_processor_maximum();
bio_transient_maxcnt = 1024;
sx_init(&allproc_lock, "allproc");
maxfiles = rtems_libio_number_iops;
maxfilesperproc = maxfiles;
maxproc = 16;
ngroups_max = 4;
maxbcache = rtems_bsd_get_allocator_domain_size(
RTEMS_BSD_ALLOCATOR_DOMAIN_BIO);
unmapped_base = (caddr_t)rtems_heap_allocate_aligned_with_boundary(
maxbcache, CACHE_LINE_SIZE, 0);
if (unmapped_base == NULL) {
return RTEMS_UNSATISFIED;
}
mkdir("/etc", S_IRWXU | S_IRWXG | S_IRWXO);
sc = rtems_timer_initiate_server(
rtems_bsd_get_task_priority(name),
rtems_bsd_get_task_stack_size(name),
RTEMS_DEFAULT_ATTRIBUTES
);
sc = rtems_timer_initiate_server(rtems_bsd_get_task_priority(name),
rtems_bsd_get_task_stack_size(name), RTEMS_DEFAULT_ATTRIBUTES);
if (sc != RTEMS_SUCCESSFUL) {
return RTEMS_UNSATISFIED;
}
@ -191,7 +237,8 @@ rtems_bsd_initialize(void)
#ifdef KTR
ktr_verbose = 10;
ktr_mask = KTR_ALL;
ktr_mask = KTR_GEN | KTR_LOCK | KTR_VFS | KTR_VOP | KTR_BUF | KTR_MALLOC | KTR_SYSC | KTR_RUNQ;
ktr_mask = KTR_GEN | KTR_LOCK | KTR_VFS | KTR_VOP | KTR_BUF |
KTR_MALLOC | KTR_SYSC | KTR_RUNQ;
#endif
return RTEMS_SUCCESSFUL;

171
rtemsbsd/rtems/rtems-kernel-pager.c Normal file
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@ -0,0 +1,171 @@
/**
* @file
*
* @ingroup rtems_bsd_rtems
*
* @brief TODO.
*/
/*
* Copyright (c) 2020 Chris Johns <chris@contemporary.software>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <sys/param.h>
#include <sys/buf.h>
#include <sys/kernel.h>
#include <sys/vmem.h>
#include <vm/vm.h>
#include <vm/uma.h>
#include <vm/vm_extern.h>
#define B_MAXPHYS 0x00200000 /* nitems(b_pages[]) = atop(MAXPHYS). */
#define PBUF_PAGES (atop(maxphys) + 1)
#define MAXPHYS (128 * 1024)
#define NSWBUF_MIN 16
static u_long maxphys; /* max raw I/O transfer size */
static int nswbuf_max;
vmem_t *kernel_arena;
uma_zone_t pbuf_zone;
uma_zone_t ncl_pbuf_zone;
vm_offset_t
kva_alloc(vm_size_t size)
{
vm_offset_t addr;
size = round_page(size);
if (vmem_alloc(kernel_arena, size, M_BESTFIT | M_NOWAIT, &addr))
return (0);
return (addr);
}
static int
pbuf_ctor(void *mem, int size, void *arg, int flags)
{
struct buf *bp = mem;
bp->b_vp = NULL;
bp->b_bufobj = NULL;
/* copied from initpbuf() */
bp->b_rcred = NOCRED;
bp->b_wcred = NOCRED;
bp->b_qindex = 0; /* On no queue (QUEUE_NONE) */
bp->b_data = bp->b_kvabase;
bp->b_xflags = 0;
bp->b_flags = B_MAXPHYS;
bp->b_ioflags = 0;
bp->b_iodone = NULL;
bp->b_error = 0;
BUF_LOCK(bp, LK_EXCLUSIVE, NULL);
return (0);
}
static void
pbuf_dtor(void *mem, int size, void *arg)
{
struct buf *bp = mem;
if (bp->b_rcred != NOCRED) {
crfree(bp->b_rcred);
bp->b_rcred = NOCRED;
}
if (bp->b_wcred != NOCRED) {
crfree(bp->b_wcred);
bp->b_wcred = NOCRED;
}
BUF_UNLOCK(bp);
}
static int
pbuf_init(void *mem, int size, int flags)
{
struct buf *bp = mem;
bp->b_kvabase = (void *)kva_alloc(ptoa(PBUF_PAGES));
if (bp->b_kvabase == NULL)
return (ENOMEM);
bp->b_kvasize = ptoa(PBUF_PAGES);
BUF_LOCKINIT(bp);
LIST_INIT(&bp->b_dep);
bp->b_rcred = bp->b_wcred = NOCRED;
bp->b_xflags = 0;
return (0);
}
void
vm_pager_bufferinit(void)
{
/* Main zone for paging bufs. */
pbuf_zone = uma_zcreate("pbuf",
sizeof(struct buf) + PBUF_PAGES * sizeof(vm_page_t), pbuf_ctor,
pbuf_dtor, pbuf_init, NULL, UMA_ALIGN_CACHE, UMA_ZONE_NOFREE);
/* Few systems may still use this zone directly, so it needs a limit. */
nswbuf_max += uma_zone_set_max(pbuf_zone, NSWBUF_MIN);
}
uma_zone_t
pbuf_zsecond_create(char *name, int max)
{
uma_zone_t zone;
zone = uma_zsecond_create(
name, pbuf_ctor, pbuf_dtor, NULL, NULL, pbuf_zone);
/*
* uma_prealloc() rounds up to items per slab. If we would prealloc
* immediately on every pbuf_zsecond_create(), we may accumulate too
* much of difference between hard limit and prealloced items, which
* means wasted memory.
*/
if (nswbuf_max > 0)
nswbuf_max += uma_zone_set_max(zone, max);
else
uma_prealloc(pbuf_zone, uma_zone_set_max(zone, max));
return (zone);
}
struct buf *
getpbuf(int *pfreecnt)
{
(void)pfreecnt;
return uma_zalloc(ncl_pbuf_zone, M_WAITOK);
}
void
relpbuf(struct buf *bp, int *pfreecnt)
{
(void)pfreecnt;
uma_zfree(ncl_pbuf_zone, bp);
}

40
rtemsbsd/rtems/rtems-kernel-param.c Normal file
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@ -0,0 +1,40 @@
/**
* @file
*
* @ingroup rtems_bsd_rtems
*
* @brief TODO.
*/
/*
* Copyright (c) 2020 Chris Johns <chris@contemporary.software>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <sys/types.h>
#include <sys/systm.h>
int ngroups_max; /* max # of supplemental groups */

969
rtemsbsd/rtems/rtems-kernel-vfs.c Normal file
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@ -0,0 +1,969 @@
/**
* @file
*
* @ingroup rtems_bsd_rtems
*
* @brief VFS to RTEMS LibIO interface.
*/
/*
* Copyright (c) 2020 Chris Johns. All rights reserved.
*
* Contemporary Software
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <sys/param.h>
#include <sys/buf.h>
#include <sys/capsicum.h>
#include <sys/errno.h>
#include <sys/fcntl.h>
#include <sys/file.h>
#include <sys/filedesc.h>
#include <sys/kernel.h>
#include <sys/malloc.h>
#include <sys/mount.h>
#include <sys/namei.h>
#include <sys/proc.h>
#include <sys/syscallsubr.h>
#include <sys/sysproto.h>
#include <sys/time.h>
#include <sys/vnode.h>
#include <rtems/libio.h>
#include <rtems/seterr.h>
const rtems_filesystem_operations_table rtems_bsd_vfsops = {
.lock_h = rtems_bsd_vfs_mt_entry_lock,
.unlock_h = rtems_bsd_vfs_mt_entry_unlock,
.eval_path_h = rtems_bsd_vfs_eval_path,
.link_h = rtems_bsd_vfs_link,
.are_nodes_equal_h = rtems_bsd_vfs_are_nodes_equal,
.mknod_h = rtems_bsd_vfs_mknod,
.rmnod_h = rtems_bsd_vfs_rmnod,
.fchmod_h = rtems_bsd_vfs_fchmod,
.chown_h = rtems_bsd_vfs_chown,
.clonenod_h = rtems_bsd_vfs_clonenode,
.freenod_h = rtems_bsd_vfs_freenode,
.mount_h = rtems_bsd_vfs_mount,
.unmount_h = rtems_bsd_vfs_unmount,
.fsunmount_me_h = rtems_bsd_vfs_fsunmount_me,
.utimens_h = rtems_bsd_vfs_utimens,
.symlink_h = rtems_bsd_vfs_symlink,
.readlink_h = rtems_bsd_vfs_readlink,
.rename_h = rtems_bsd_vfs_rename,
.statvfs_h = rtems_bsd_vfs_statvfs
};
int
rtems_bsd_vfs_mount_init(rtems_filesystem_mount_table_entry_t *mt_entry)
{
mt_entry->fs_info = NULL;
mt_entry->no_regular_file_mknod = true;
mt_entry->ops = &rtems_bsd_vfsops;
mt_entry->mt_fs_root->location.node_access = 0;
mt_entry->mt_fs_root->location.handlers = &rtems_bsd_sysgen_dirops;
return 0;
}
static void
rtems_bsd_vfs_loc_vnode_hold(
rtems_filesystem_location_info_t *loc, struct vnode *vp)
{
if (vp != NULL) {
VREF(vp);
if (RTEMS_BSD_VFS_TRACE)
printf("bsd: vfs: loc: hold loc=%p vn=%p\n", loc, vp);
}
}
static void
rtems_bsd_vfs_loc_vnode_drop(
rtems_filesystem_location_info_t *loc, struct vnode *vp)
{
if (vp != NULL) {
vrele(vp);
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: loc: drop loc=%p vn=%p\n", loc, vp);
}
}
}
static void
rtems_bsd_vfs_loc_hold(rtems_filesystem_location_info_t *loc)
{
if (loc != NULL) {
if (RTEMS_BSD_VFS_TRACE)
printf("bsd: vfs: loc: hold loc=%p vn=%p vdp=%p\n", loc,
rtems_bsd_libio_loc_to_vnode(loc),
rtems_bsd_libio_loc_to_vnode_dir(loc));
rtems_bsd_vfs_loc_vnode_hold(
loc, rtems_bsd_libio_loc_to_vnode(loc));
rtems_bsd_vfs_loc_vnode_hold(
loc, rtems_bsd_libio_loc_to_vnode_dir(loc));
}
}
static void
rtems_bsd_vfs_loc_drop(rtems_filesystem_location_info_t *loc)
{
if (loc != NULL) {
if (RTEMS_BSD_VFS_TRACE)
printf("bsd: vfs: loc: drop loc=%p vn=%p vdp=%p\n", loc,
rtems_bsd_libio_loc_to_vnode(loc),
rtems_bsd_libio_loc_to_vnode_dir(loc));
rtems_bsd_libio_loc_set_vnode(loc, NULL);
rtems_bsd_libio_loc_set_vnode_dir(loc, NULL);
}
}
void
rtems_bsd_vfs_mt_entry_lock(
const rtems_filesystem_mount_table_entry_t *mt_entry)
{
struct vnode *vp = rtems_bsd_libio_loc_to_vnode(
&mt_entry->mt_fs_root->location);
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: lock: vn=%p\n", vp);
}
VREF(vp);
}
void
rtems_bsd_vfs_mt_entry_unlock(
const rtems_filesystem_mount_table_entry_t *mt_entry)
{
struct vnode *vp = rtems_bsd_libio_loc_to_vnode(
&mt_entry->mt_fs_root->location);
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: unlock: vn=%p\n", vp);
}
vrele(vp);
}
static void
rtems_bsd_vfs_componentname(struct componentname *cnd, u_long nameiop,
char *name, u_int namelen, struct ucred *cred)
{
memset(cnd, 0, sizeof(*cnd));
cnd->cn_nameiop = nameiop;
cnd->cn_nameptr = name;
cnd->cn_namelen = namelen;
cnd->cn_cred = cred;
}
static int
rtems_bsd_vfs_vnode_componentname(struct componentname *cnd, struct vnode *vp,
u_long nameiop, char *name, u_int namelen, struct ucred *cred)
{
struct vnode *tvp;
const u_int namemax = namelen - 1;
char *namep;
int error;
name[namemax] = '\0';
namelen = namemax;
tvp = vp;
error = vn_vptocnp(&tvp, NULL, name, &namelen);
if (error == 0) {
name = &name[namelen];
namelen = namemax - namelen;
} else {
name = NULL;
namelen = 0;
}
rtems_bsd_vfs_componentname(cnd, nameiop, name, namelen, cred);
return error;
}
static bool
rtems_bsd_vfs_vnode_is_directory(
rtems_filesystem_eval_path_context_t *ctx, void *arg)
{
struct vnode *vp = *((struct vnode **)arg);
return vp->v_type == VDIR;
}
static rtems_filesystem_eval_path_generic_status
rtems_bsd_vfs_eval_token(rtems_filesystem_eval_path_context_t *ctx, void *arg,
const char *token, size_t tokenlen)
{
rtems_filesystem_location_info_t *currentloc;
struct thread *td = curthread;
struct filedesc *fdp = td->td_proc->p_fd;
struct nameidata nd;
struct vnode **vpp = arg;
struct vnode *vp;
struct vnode *dvp;
struct vnode *cdir;
struct vnode *rdir;
char ntoken[NAME_MAX + 1];
u_long op = LOOKUP;
u_long flags = 0;
int eval_flags;
bool no_more_path;
rtems_filesystem_location_info_t *rootloc;
int error;
currentloc = rtems_filesystem_eval_path_get_currentloc(ctx);
no_more_path = !rtems_filesystem_eval_path_has_path(ctx);
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: eval_token: t=%s:%d vp=%p\n", token, tokenlen,
*vpp);
}
if (tokenlen > NAME_MAX) {
rtems_filesystem_eval_path_error(ctx, E2BIG);
return RTEMS_FILESYSTEM_EVAL_PATH_GENERIC_DONE;
}
if (rtems_filesystem_is_current_directory(token, tokenlen)) {
rtems_filesystem_eval_path_clear_token(ctx);
return no_more_path ?
RTEMS_FILESYSTEM_EVAL_PATH_GENERIC_DONE :
RTEMS_FILESYSTEM_EVAL_PATH_GENERIC_CONTINUE;
}
/*
* Have we reached the root vnode. Note the namei call will
* successfully lookup `..` when we are at the mount point
* because VFS mounts are held under the root pseudofs file
* system.
*/
rootloc = &currentloc->mt_entry->mt_fs_root->location;
if (*vpp == rtems_bsd_libio_loc_to_vnode(rootloc)) {
if (rtems_filesystem_is_parent_directory(token, tokenlen)) {
if (RTEMS_BSD_VFS_TRACE) {
printf(
"bsd: vfs: parent from root: vp=%p rvp=%p\n",
*vpp,
rtems_bsd_libio_loc_to_vnode(rootloc));
}
rtems_filesystem_eval_path_put_back_token(ctx);
return RTEMS_FILESYSTEM_EVAL_PATH_GENERIC_CONTINUE;
}
}
eval_flags = rtems_filesystem_eval_path_get_flags(ctx);
flags |= (eval_flags & RTEMS_FS_FOLLOW_LINK) != 0 ? FOLLOW : NOFOLLOW;
if (no_more_path && ((eval_flags & RTEMS_FS_MAKE) != 0)) {
op = CREATE;
flags |= LOCKPARENT;
}
flags |= WANTPARENT;
FILEDESC_XLOCK(fdp);
rdir = fdp->fd_rdir;
cdir = fdp->fd_cdir;
fdp->fd_rdir = rootvnode;
fdp->fd_cdir = *vpp;
vref(*vpp);
FILEDESC_XUNLOCK(fdp);
bcopy(token, ntoken, tokenlen);
ntoken[tokenlen] = '\0';
NDINIT_ATVP(&nd, op, flags, UIO_USERSPACE, ntoken, *vpp, td);
error = namei(&nd);
if (RTEMS_BSD_VFS_TRACE) {
printf(
"bsd: vfs: eval_token: namei=%d:%s token=%s cwd=%p vp=%p dvp=%p mp=%p %s\n",
error, strerror(error), ntoken, *vpp, nd.ni_vp, nd.ni_dvp,
nd.ni_vp ? nd.ni_vp->v_mountedhere : NULL,
no_more_path ? "no-more-path" : "more-path");
}
if (error != 0) {
NDFREE(&nd, NDF_ONLY_PNBUF);
rtems_filesystem_eval_path_error(ctx, error);
return RTEMS_FILESYSTEM_EVAL_PATH_GENERIC_DONE;
}
FILEDESC_XLOCK(fdp);
fdp->fd_rdir = rdir;
fdp->fd_cdir = cdir;
FILEDESC_XUNLOCK(fdp);
/*
* If there is no more path and this is the last token and the lookup
* with CREATE failed to find a vnode it does not exist and needs to be
* created. Leave the currentloc where it is.
*/
if (nd.ni_vp != NULL) {
rtems_bsd_libio_loc_set_vnode(currentloc, nd.ni_vp);
rtems_bsd_libio_loc_set_vnode_dir(currentloc, nd.ni_dvp);
}
*vpp = nd.ni_vp;
NDFREE(&nd, 0);
if (*vpp == rtems_bsd_libio_loc_to_vnode(rootloc)) {
if (RTEMS_BSD_VFS_TRACE) {
printf(
"bsd: vfs: eval_token: cross-mount vp=%p rvp=%p\n",
*vpp, rtems_bsd_libio_loc_to_vnode(rootloc));
}
rtems_filesystem_eval_path_clear_token(ctx);
return RTEMS_FILESYSTEM_EVAL_PATH_GENERIC_CONTINUE;
}
if (*vpp != NULL) {
rtems_filesystem_eval_path_clear_token(ctx);
}
return no_more_path ? RTEMS_FILESYSTEM_EVAL_PATH_GENERIC_DONE :
RTEMS_FILESYSTEM_EVAL_PATH_GENERIC_CONTINUE;
}
static const rtems_filesystem_eval_path_generic_config
rtems_bsd_vfs_eval_config = {
.is_directory = rtems_bsd_vfs_vnode_is_directory,
.eval_token = rtems_bsd_vfs_eval_token
};
void
rtems_bsd_vfs_eval_path(rtems_filesystem_eval_path_context_t *ctx)
{
rtems_filesystem_location_info_t *currentloc;
struct vnode *vp;
errno = 0;
currentloc = rtems_filesystem_eval_path_get_currentloc(ctx);
vp = rtems_bsd_libio_loc_to_vnode(currentloc);
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: eval_path: t=%s:%d (%s) cloc=%p\n",
ctx->token, ctx->tokenlen, ctx->path, vp);
}
/*
* For locking
*/
rtems_bsd_libio_loc_set_vnode(currentloc, vp);
rtems_bsd_libio_loc_set_vnode_dir(currentloc, vp);
rtems_filesystem_eval_path_generic(
ctx, &vp, &rtems_bsd_vfs_eval_config);
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: eval_path: e=%d:%s vp=%p cloc=%p lookup=%p\n",
errno, strerror(errno), vp,
rtems_bsd_libio_loc_to_vnode(currentloc),
rtems_bsd_libio_loc_to_vnode_dir(currentloc));
}
}
bool
rtems_bsd_vfs_are_nodes_equal(const rtems_filesystem_location_info_t *a,
const rtems_filesystem_location_info_t *b)
{
struct vnode *avp = rtems_bsd_libio_loc_to_vnode(a);
struct vnode *bvp = rtems_bsd_libio_loc_to_vnode(b);
struct vnode *advp = rtems_bsd_libio_loc_to_vnode_dir(a);
struct vnode *bdvp = rtems_bsd_libio_loc_to_vnode_dir(b);
bool eq;
if (advp != NULL && bdvp != NULL) {
eq = avp == bvp && advp == bdvp;
} else {
eq = avp == bvp;
}
if (RTEMS_BSD_VFS_TRACE) {
printf(
"bsd: vfs: nodes_equal: %s vn:%s (%p == %p) dvn:%s (%p == %p)\n",
eq ? "EQ" : "NE", avp == bvp ? "equal" : "not-equal", avp,
bvp, advp == bdvp ? "equal" : "not-equal", advp, bdvp);
}
return eq;
}
int
rtems_bsd_vfs_clonenode(rtems_filesystem_location_info_t *loc)
{
rtems_bsd_vfs_loc_hold(loc);
if (RTEMS_BSD_VFS_TRACE) {
struct vnode *vp = rtems_bsd_libio_loc_to_vnode(loc);
struct vnode *dvp = rtems_bsd_libio_loc_to_vnode_dir(loc);
printf("bsd: vfs: clonenode: %p vn=%p dvp=%p\n", loc, vp, dvp);
}
return 0;
}
void
rtems_bsd_vfs_freenode(const rtems_filesystem_location_info_t *loc)
{
if (RTEMS_BSD_VFS_TRACE) {
struct vnode *vp = rtems_bsd_libio_loc_to_vnode(loc);
struct vnode *dp = rtems_bsd_libio_loc_to_vnode_dir(loc);
printf("bsd: vfs: freenode: %p vn=%p dp=%p\n", loc, vp, dp);
}
rtems_bsd_vfs_loc_drop(
RTEMS_DECONST(rtems_filesystem_location_info_t *, loc));
}
int
rtems_bsd_vfs_link(const rtems_filesystem_location_info_t *targetdirloc,
const rtems_filesystem_location_info_t *sourceloc, const char *name,
size_t namelen)
{
struct thread *td = curthread;
struct mount *mp;
struct vnode *tdvp = rtems_bsd_libio_loc_to_vnode(targetdirloc);
struct vnode *svp = rtems_bsd_libio_loc_to_vnode(sourceloc);
struct componentname cn;
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf(
"bsd: vfs: link tdvn=%p svn=%p name=%s\n", tdvp, svp, name);
}
if (td == NULL) {
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: link: no curthread\n");
}
return rtems_bsd_error_to_status_and_errno(ENOMEM);
}
if (svp->v_mount != tdvp->v_mount) {
if (RTEMS_BSD_VFS_TRACE)
printf("bsd: vfs: link: crossmounts\n");
error = EXDEV;
goto out;
}
vref(tdvp);
vn_lock(tdvp, LK_EXCLUSIVE | LK_RETRY);
error = vn_start_write(tdvp, &mp, V_NOWAIT);
if (error != 0) {
vput(tdvp);
error = vn_start_write(NULL, &mp, V_XSLEEP | PCATCH);
if (error == 0)
error = EAGAIN;
goto out;
}
rtems_bsd_vfs_componentname(
&cn, LOOKUP, RTEMS_DECONST(char *, name), namelen, td->td_ucred);
error = VOP_LINK(tdvp, svp, &cn);
VOP_UNLOCK(tdvp, 0);
out:
return rtems_bsd_error_to_status_and_errno(error);
}
int
rtems_bsd_vfs_fchmod(const rtems_filesystem_location_info_t *loc, mode_t mode)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct vnode *vp = rtems_bsd_libio_loc_to_vnode(loc);
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: fchmod: vn=%p mode=%x\n", vp, mode);
}
if (td == NULL) {
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: fchmod: no curthread\n");
}
return rtems_bsd_error_to_status_and_errno(ENOMEM);
}
error = setfmode(td, NULL, vp, mode);
return rtems_bsd_error_to_status_and_errno(error);
}
int
rtems_bsd_vfs_chown(
const rtems_filesystem_location_info_t *loc, uid_t owner, gid_t group)
{
struct thread *td = rtems_bsd_get_curthread_or_null();
struct vnode *vp = rtems_bsd_libio_loc_to_vnode(loc);
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: chown: vn=%p owner=%d group=%d\n", vp, owner,
group);
}
if (td == NULL) {
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: chown: no curthread\n");
}
return rtems_bsd_error_to_status_and_errno(ENOMEM);
}
error = setfown(td, NULL, vp, owner, group);
return rtems_bsd_error_to_status_and_errno(error);
}
int
rtems_bsd_vfs_mount(rtems_filesystem_mount_table_entry_t *mt_entry)
{
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: mount\n");
}
error = EOPNOTSUPP;
return rtems_bsd_error_to_status_and_errno(error);
}
int
rtems_bsd_vfs_fsmount_me(
rtems_filesystem_mount_table_entry_t *mt_entry, const void *data)
{
struct thread *td = curthread;
struct mount_args *args = (struct mount_args *)data;
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: fsmount_me\n");
}
if (td == NULL) {
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: fsmount_me: no curthread\n");
}
return rtems_bsd_error_to_status_and_errno(ENOMEM);
}
error = sys_mount(td, args);
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: fsmount_me: error=%d %s\n", error,
strerror(error));
}
return rtems_bsd_error_to_status_and_errno(error);
}
int
rtems_bsd_vfs_unmount(rtems_filesystem_mount_table_entry_t *mt_entry)
{
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: unmount\n");
}
error = EOPNOTSUPP;
return rtems_bsd_error_to_status_and_errno(error);
}
void
rtems_bsd_vfs_fsunmount_me(rtems_filesystem_mount_table_entry_t *mt_entry)
{
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: fsunmount_me: %p\n",
rtems_bsd_libio_loc_to_vnode(
&mt_entry->mt_fs_root->location));
}
rtems_bsd_vfs_loc_drop(&mt_entry->mt_fs_root->location);
}
int
rtems_bsd_vfs_mknod(const rtems_filesystem_location_info_t *parentloc,
const char *name, size_t namelen, mode_t mode, dev_t dev)
{
struct thread *td = curthread;
struct filedesc *fdp = td->td_proc->p_fd;
struct vnode *vn = rtems_bsd_libio_loc_to_vnode(parentloc);
char *path = RTEMS_DECONST(char *, name);
int error;
if (td == NULL) {
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: mknod: no curthread\n");
}
return rtems_bsd_error_to_status_and_errno(ENOMEM);
}
if (RTEMS_BSD_VFS_TRACE) {
const char *type;
if ((mode & S_IFMT) == S_IFREG)
type = "REG";
else if ((mode & S_IFMT) == S_IFDIR)
type = "DIR";
else
type = "DEV";
printf(
"bsd: vfs: mknod: mode=%s name=%s (%d) mode=%08x dev=%08llx parent=%p\n",
type, name, namelen, mode, dev, vn);
}
fdp->fd_cdir = vn;
switch (mode & S_IFMT) {
case S_IFREG:
error = 0;
break;
case S_IFDIR:
VREF(vn);
error = kern_mkdirat(td, AT_FDCWD, path, UIO_USERSPACE, mode);
vrele(vn);
break;
default:
VREF(vn);
error = kern_mknodat(
td, AT_FDCWD, path, UIO_USERSPACE, mode, dev);
vrele(vn);
break;
}
if (RTEMS_BSD_VFS_TRACE) {
printf(
"bsd: vfs: mknod: error=%s (%d)\n", strerror(error), error);
}
return rtems_bsd_error_to_status_and_errno(error);
}
int
rtems_bsd_vfs_rmnod(const rtems_filesystem_location_info_t *parentloc,
const rtems_filesystem_location_info_t *loc)
{
struct thread *td = curthread;
struct mount *mp;
struct vnode *vp = rtems_bsd_libio_loc_to_vnode(loc);
struct vnode *dvp = rtems_bsd_libio_loc_to_vnode(parentloc);
struct vnode *tvp;
struct componentname cn;
char name[255];
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: rmnod vn=%p at=%p\n", vp, dvp);
}
if (td == NULL) {
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: rmnod: no curthread\n");
}
return rtems_bsd_error_to_status_and_errno(ENOMEM);
}
error = rtems_bsd_vfs_vnode_componentname(
&cn, vp, DELETE, name, sizeof(name), td->td_ucred);
if (error != 0) {
if (RTEMS_BSD_VFS_TRACE) {
printf(
"bsd: vfs: rmnod: componentname lookup: (%d) %s\n",
error, strerror(error));
}
goto out;
}
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: rmnod name=%s\n", cn.cn_nameptr);
}
vref(vp);
restart:
bwillwrite();
if (vp->v_vflag & VV_ROOT) {
error = EBUSY;
goto out;
}
if (vn_start_write(dvp, &mp, V_NOWAIT) != 0) {
if ((error = vn_start_write(NULL, &mp, V_XSLEEP | PCATCH)) !=
0) {
return rtems_bsd_error_to_status_and_errno(error);
}
goto restart;
}
vfs_notify_upper(vp, VFS_NOTIFY_UPPER_UNLINK);
error = VOP_RMDIR(dvp, vp, &cn);
vn_finished_write(mp);
out:
return rtems_bsd_error_to_status_and_errno(error);
}
int
rtems_bsd_vfs_utimens(
const rtems_filesystem_location_info_t *loc, time_t actime, time_t modtime)
{
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: utimens\n");
}
error = EOPNOTSUPP;
return rtems_bsd_error_to_status_and_errno(error);
}
int
rtems_bsd_vfs_symlink(const rtems_filesystem_location_info_t *targetdirloc,
const char *name, size_t namelen, const char *target)
{
struct thread *td = curthread;
struct filedesc *fdp;
struct mount *mp;
struct vnode *tdvp = rtems_bsd_libio_loc_to_vnode(targetdirloc);
struct vattr vattr;
struct nameidata nd;
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: symlink tdvn=%p name=%s target=%s\n", tdvp,
name, target);
}
if (td == NULL) {
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: symlink: no curthread\n");
}
return rtems_bsd_error_to_status_and_errno(ENOMEM);
}
fdp = td->td_proc->p_fd;
fdp->fd_cdir = tdvp;
restart:
bwillwrite();
NDINIT_ATRIGHTS(&nd, CREATE,
LOCKPARENT | SAVENAME | AUDITVNODE1 | NOCACHE, UIO_SYSSPACE, name,
AT_FDCWD, &cap_symlinkat_rights, td);
error = namei(&nd);
if (error != 0) {
goto out;
}
if (nd.ni_vp != NULL) {
NDFREE(&nd, NDF_ONLY_PNBUF);
if (nd.ni_vp == nd.ni_dvp)
vrele(nd.ni_dvp);
else
vput(nd.ni_dvp);
vrele(nd.ni_vp);
error = EEXIST;
goto out;
}
error = vn_start_write(nd.ni_dvp, &mp, V_NOWAIT);
if (error != 0) {
NDFREE(&nd, NDF_ONLY_PNBUF);
vput(nd.ni_dvp);
error = vn_start_write(NULL, &mp, V_XSLEEP | PCATCH);
if (error != 0) {
goto out;
}
goto restart;
}
VATTR_NULL(&vattr);
vattr.va_mode = ACCESSPERMS & ~td->td_proc->p_fd->fd_cmask;
error = VOP_SYMLINK(nd.ni_dvp, &nd.ni_vp, &nd.ni_cnd, &vattr,
RTEMS_DECONST(char *, target));
if (error != 0) {
goto out;
}
NDFREE(&nd, NDF_ONLY_PNBUF);
vput(nd.ni_dvp);
vn_finished_write(mp);
out:
return rtems_bsd_error_to_status_and_errno(error);
}
ssize_t
rtems_bsd_vfs_readlink(
const rtems_filesystem_location_info_t *loc, char *buf, size_t bufsize)
{
struct thread *td = curthread;
struct vnode *vp = rtems_bsd_libio_loc_to_vnode(loc);
struct iovec aiov;
struct uio auio;
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: readlink vn=%p\n", vp);
}
if (td == NULL) {
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: readlink: no curthread\n");
}
return rtems_bsd_error_to_status_and_errno(ENOMEM);
}
vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
if (vp->v_type != VLNK && (vp->v_vflag & VV_READLINK) == 0) {
error = EINVAL;
goto out;
}
aiov.iov_base = buf;
aiov.iov_len = bufsize;
auio.uio_iov = &aiov;
auio.uio_iovcnt = 1;
auio.uio_offset = 0;
auio.uio_rw = UIO_READ;
auio.uio_segflg = UIO_SYSSPACE;
auio.uio_td = td;
auio.uio_resid = bufsize;
error = VOP_READLINK(vp, &auio, td->td_ucred);
td->td_retval[0] = bufsize - auio.uio_resid;
out:
VOP_UNLOCK(vp, 0);
return rtems_bsd_error_to_status_and_errno(error);
}
int
rtems_bsd_vfs_rename(const rtems_filesystem_location_info_t *oldparentloc,
const rtems_filesystem_location_info_t *oldloc,
const rtems_filesystem_location_info_t *newparentloc, const char *name,
size_t namelen)
{
struct thread *td = curthread;
struct mount *mp;
struct vnode *olddvp = rtems_bsd_libio_loc_to_vnode(oldparentloc);
struct vnode *oldvp = rtems_bsd_libio_loc_to_vnode(oldloc);
struct vnode *newdvp = rtems_bsd_libio_loc_to_vnode(newparentloc);
struct vnode *fvp;
struct vnode *tdvp;
struct vnode *tvp;
struct nameidata fromnd;
struct nameidata tond;
struct componentname cn;
char fromname[255];
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: rename from=%p/%p to=%p/%s\n", olddvp, oldvp,
newdvp, name);
}
if (td == NULL) {
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: rename: no curthread\n");
}
return rtems_bsd_error_to_status_and_errno(ENOMEM);
}
error = rtems_bsd_vfs_vnode_componentname(
&cn, oldvp, DELETE, fromname, sizeof(fromname), td->td_ucred);
if (error != 0) {
if (RTEMS_BSD_VFS_TRACE) {
printf(
"bsd: vfs: rename: componentname lookup: %p: (%d) %s\n",
oldvp, error, strerror(error));
}
goto out2;
}
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: rename fromname=%s\n", cn.cn_nameptr);
}
again:
bwillwrite();
NDINIT_ATVP(&fromnd, DELETE, WANTPARENT | SAVESTART | AUDITVNODE1,
UIO_SYSSPACE, cn.cn_nameptr, olddvp, td);
error = namei(&fromnd);
if (error != 0) {
goto out2;
}
fvp = fromnd.ni_vp;
NDINIT_ATVP(&tond, RENAME,
LOCKPARENT | LOCKLEAF | NOCACHE | SAVESTART | AUDITVNODE2,
UIO_SYSSPACE, name, newdvp, td);
if (fromnd.ni_vp->v_type == VDIR)
tond.ni_cnd.cn_flags |= WILLBEDIR;
error = namei(&tond);
if (error != 0) {
/* Translate error code for rename("dir1", "dir2/."). */
if (error == EISDIR && fvp->v_type == VDIR)
error = EINVAL;
NDFREE(&fromnd, NDF_ONLY_PNBUF);
vrele(fromnd.ni_dvp);
vrele(fvp);
goto out1;
}
tdvp = tond.ni_dvp;
tvp = tond.ni_vp;
error = vn_start_write(fvp, &mp, V_NOWAIT);
if (error != 0) {
NDFREE(&fromnd, NDF_ONLY_PNBUF);
NDFREE(&tond, NDF_ONLY_PNBUF);
if (tvp != NULL)
vput(tvp);
if (tdvp == tvp)
vrele(tdvp);
else
vput(tdvp);
vrele(fromnd.ni_dvp);
vrele(fvp);
vrele(tond.ni_startdir);
if (fromnd.ni_startdir != NULL)
vrele(fromnd.ni_startdir);
error = vn_start_write(NULL, &mp, V_XSLEEP | PCATCH);
if (error != 0)
return (error);
goto again;
}
if (tvp != NULL) {
if (fvp->v_type == VDIR && tvp->v_type != VDIR) {
error = ENOTDIR;
goto out;
} else if (fvp->v_type != VDIR && tvp->v_type == VDIR) {
error = EISDIR;
goto out;
}
}
if (fvp == tdvp) {
error = EINVAL;
goto out;
}
out:
if (error == 0) {
error = VOP_RENAME(fromnd.ni_dvp, fromnd.ni_vp, &fromnd.ni_cnd,
tond.ni_dvp, tond.ni_vp, &tond.ni_cnd);
NDFREE(&fromnd, NDF_ONLY_PNBUF);
NDFREE(&tond, NDF_ONLY_PNBUF);
} else {
NDFREE(&fromnd, NDF_ONLY_PNBUF);
NDFREE(&tond, NDF_ONLY_PNBUF);
if (tvp != NULL)
vput(tvp);
if (tdvp == tvp)
vrele(tdvp);
else
vput(tdvp);
vrele(fromnd.ni_dvp);
vrele(fvp);
}
vrele(tond.ni_startdir);
vn_finished_write(mp);
out1:
if (fromnd.ni_startdir)
vrele(fromnd.ni_startdir);
if (error == -1)
error = 0;
out2:
return rtems_bsd_error_to_status_and_errno(error);
}
int
rtems_bsd_vfs_statvfs(
const rtems_filesystem_location_info_t *loc, struct statvfs *buf)
{
struct thread *td = curthread;
struct vnode *vp = rtems_bsd_libio_loc_to_vnode(loc);
struct statfs *sp;
struct mount *mp;
int error;
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: statvfs\n");
}
if (td == NULL) {
if (RTEMS_BSD_VFS_TRACE) {
printf("bsd: vfs: statvfs: no curthread\n");
}
return rtems_bsd_error_to_status_and_errno(ENOMEM);
}
mp = vp->v_mount;
sp = &mp->mnt_stat;
sp->f_version = STATFS_VERSION;
sp->f_namemax = NAME_MAX;
sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
error = VFS_STATFS(mp, sp);
if (error == 0) {
buf->f_bsize = sp->f_bsize;
buf->f_frsize = sp->f_bsize;
buf->f_blocks = sp->f_blocks;
buf->f_bfree = sp->f_bfree;
buf->f_bavail = sp->f_bavail;
buf->f_files = sp->f_files;
buf->f_ffree = sp->f_ffree;
buf->f_fsid = sp->f_fsid.val[0];
buf->f_flag = sp->f_flags;
buf->f_namemax = sp->f_namemax;
}
return rtems_bsd_error_to_status_and_errno(error);
}

55
rtemsbsd/rtems/rtems-kernel-vmem.c Normal file
View File

@ -0,0 +1,55 @@
/**
* @file
*
* @ingroup rtems_bsd_rtems
*
* @brief TODO.
*/
/*
* Copyright (c) 2020 Chris Johns <chris@contemporary.software>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <machine/rtems-bsd-kernel-space.h>
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/malloc.h>
#include <sys/vmem.h>
static MALLOC_DEFINE(M_VMEM, "vmem", "VMEM buffers");
int
vmem_alloc(vmem_t *vm, vmem_size_t size, int flags, vmem_addr_t *addrp)
{
*addrp = malloc(size, M_VMEM, M_WAITOK);
return 0;
}
void
vmem_free(vmem_t *vm, vmem_addr_t addr, vmem_size_t size)
{
free((void *)addr, M_VMEM);
}

177
rtemsbsd/sys/fs/devfs/devfs_devs.c
View File

@ -35,6 +35,7 @@
#include <sys/conf.h>
#include <sys/kernel.h>
#include <sys/file.h>
#include <sys/filedesc.h>
#include <sys/malloc.h>
#include <sys/proc.h>
#include <sys/poll.h>
@ -42,6 +43,8 @@
#include <string.h>
#include <unistd.h>
#include <machine/rtems-bsd-libio.h>
#include <fs/devfs/devfs_int.h>
#include <machine/pcpu.h>
@ -72,17 +75,25 @@ static int
devfs_imfs_open(rtems_libio_t *iop, const char *path, int oflag, mode_t mode)
{
struct cdev *cdev = devfs_imfs_get_context_by_iop(iop);
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = NULL;
struct cdevsw *dsw = NULL;
struct file *fpop;
struct cdevsw *dsw;
int error, ref;
int fd = -1;
if (td != NULL) {
if (cdev == NULL) {
error = ENXIO;
goto err;
}
error = falloc(td, &fp, &fd, oflag);
if (error != 0)
goto err;
finit(fp, FREAD | FWRITE, DTYPE_DEV, NULL, NULL);
rtems_libio_iop_hold(iop);
rtems_bsd_libio_iop_set_bsd_descriptor(iop, fd);
rtems_bsd_libio_iop_set_bsd_file(iop, fp);
if (cdev->si_flags & SI_ALIAS) {
cdev = cdev->si_parent;
}
@ -91,11 +102,6 @@ devfs_imfs_open(rtems_libio_t *iop, const char *path, int oflag, mode_t mode)
error = ENXIO;
goto err;
}
if (fp == NULL) {
dev_relthread(cdev, ref);
error = ENXIO;
goto err;
}
fpop = td->td_fpop;
curthread->td_fpop = fp;
fp->f_cdevpriv = NULL;
@ -104,12 +110,19 @@ devfs_imfs_open(rtems_libio_t *iop, const char *path, int oflag, mode_t mode)
if (error != 0)
devfs_clear_cdevpriv();
curthread->td_fpop = fpop;
dev_relthread(cdev, ref);
} else {
error = ENOMEM;
}
err:
if (dsw != NULL)
dev_relthread(cdev, ref);
if (td != NULL && fp != NULL) {
if (error != 0)
fdclose(td, fp, fd);
else
fdrop(fp, td);
}
return rtems_bsd_error_to_status_and_errno(error);
}
@ -117,11 +130,11 @@ static int
devfs_imfs_close(rtems_libio_t *iop)
{
struct cdev *cdev = devfs_imfs_get_context_by_iop(iop);
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct thread *td = rtems_bsd_get_curthread_or_null();
int flags = rtems_libio_to_fcntl_flags(iop->flags);
struct file *fp = NULL;
struct cdevsw *dsw = NULL;
struct file *fpop;
struct cdevsw *dsw;
int error, ref;
if (td != NULL) {
@ -132,6 +145,11 @@ devfs_imfs_close(rtems_libio_t *iop)
if (cdev->si_flags & SI_ALIAS) {
cdev = cdev->si_parent;
}
fp = rtems_bsd_libio_iop_to_file_hold(iop, td);
if (fp == NULL) {
error = EBADF;
goto err;
}
dsw = dev_refthread(cdev, &ref);
if (dsw == NULL) {
error = ENXIO;
@ -141,7 +159,6 @@ devfs_imfs_close(rtems_libio_t *iop)
curthread->td_fpop = fp;
error = dsw->d_close(cdev, flags, 0, td);
curthread->td_fpop = fpop;
dev_relthread(cdev, ref);
if (fp->f_cdevpriv != NULL)
devfs_fpdrop(fp);
} else {
@ -149,6 +166,10 @@ devfs_imfs_close(rtems_libio_t *iop)
}
err:
if (dsw != NULL)
dev_relthread(cdev, ref);
if (td != NULL && fp != NULL)
fdrop(fp, td);
return rtems_bsd_error_to_status_and_errno(error);
}
@ -157,7 +178,6 @@ devfs_imfs_readv(rtems_libio_t *iop, const struct iovec *iov, int iovcnt,
ssize_t total)
{
struct cdev *cdev = devfs_imfs_get_context_by_iop(iop);
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct thread *td = rtems_bsd_get_curthread_or_null();
struct uio uio = {
.uio_iov = __DECONST(struct iovec *, iov),
@ -168,8 +188,9 @@ devfs_imfs_readv(rtems_libio_t *iop, const struct iovec *iov, int iovcnt,
.uio_rw = UIO_READ,
.uio_td = td
};
struct file *fp = NULL;
struct cdevsw *dsw = NULL;
struct file *fpop;
struct cdevsw *dsw;
int error, ref;
if (td != NULL) {
@ -180,6 +201,11 @@ devfs_imfs_readv(rtems_libio_t *iop, const struct iovec *iov, int iovcnt,
if (cdev->si_flags & SI_ALIAS) {
cdev = cdev->si_parent;
}
fp = rtems_bsd_libio_iop_to_file_hold(iop, td);
if (fp == NULL) {
error = EBADF;
goto err;
}
dsw = dev_refthread(cdev, &ref);
if (dsw == NULL) {
error = ENXIO;
@ -190,12 +216,15 @@ devfs_imfs_readv(rtems_libio_t *iop, const struct iovec *iov, int iovcnt,
error = dsw->d_read(cdev, &uio,
rtems_libio_to_fcntl_flags(iop->flags));
td->td_fpop = fpop;
dev_relthread(cdev, ref);
} else {
error = ENOMEM;
}
err:
if (dsw != NULL)
dev_relthread(cdev, ref);
if (td != NULL && fp != NULL)
fdrop(fp, td);
if (error == 0) {
return (total - uio.uio_resid);
} else {
@ -219,7 +248,6 @@ devfs_imfs_writev(rtems_libio_t *iop, const struct iovec *iov, int iovcnt,
ssize_t total)
{
struct cdev *cdev = devfs_imfs_get_context_by_iop(iop);
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct thread *td = rtems_bsd_get_curthread_or_null();
struct uio uio = {
.uio_iov = __DECONST(struct iovec *, iov),
@ -230,8 +258,9 @@ devfs_imfs_writev(rtems_libio_t *iop, const struct iovec *iov, int iovcnt,
.uio_rw = UIO_WRITE,
.uio_td = td
};
struct file *fp = NULL;
struct cdevsw *dsw = NULL;
struct file *fpop;
struct cdevsw *dsw;
int error, ref;
if (td != NULL) {
@ -242,6 +271,11 @@ devfs_imfs_writev(rtems_libio_t *iop, const struct iovec *iov, int iovcnt,
if (cdev->si_flags & SI_ALIAS) {
cdev = cdev->si_parent;
}
fp = rtems_bsd_libio_iop_to_file_hold(iop, td);
if (fp == NULL) {
error = EBADF;
goto err;
}
dsw = dev_refthread(cdev, &ref);
if (dsw == NULL) {
error = ENXIO;
@ -252,12 +286,15 @@ devfs_imfs_writev(rtems_libio_t *iop, const struct iovec *iov, int iovcnt,
error = dsw->d_write(cdev, &uio,
rtems_libio_to_fcntl_flags(iop->flags));
td->td_fpop = fpop;
dev_relthread(cdev, ref);
} else {
error = ENOMEM;
}
err:
if (dsw != NULL)
dev_relthread(cdev, ref);
if (td != NULL && fp != NULL)
fdrop(fp, td);
if (error == 0) {
return (total - uio.uio_resid);
} else {
@ -280,10 +317,10 @@ static int
devfs_imfs_ioctl(rtems_libio_t *iop, ioctl_command_t request, void *buffer)
{
struct cdev *cdev = devfs_imfs_get_context_by_iop(iop);
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct thread *td = rtems_bsd_get_curthread_or_null();
struct file *fp = NULL;
struct cdevsw *dsw = NULL;
struct file *fpop;
struct cdevsw *dsw;
int error, ref;
int flags = rtems_libio_to_fcntl_flags(iop->flags);
@ -295,6 +332,11 @@ devfs_imfs_ioctl(rtems_libio_t *iop, ioctl_command_t request, void *buffer)
if (cdev->si_flags & SI_ALIAS) {
cdev = cdev->si_parent;
}
fp = rtems_bsd_libio_iop_to_file_hold(iop, td);
if (fp == NULL) {
error = EBADF;
goto err;
}
dsw = dev_refthread(cdev, &ref);
if (dsw == NULL) {
error = ENXIO;
@ -305,12 +347,15 @@ devfs_imfs_ioctl(rtems_libio_t *iop, ioctl_command_t request, void *buffer)
error = dsw->d_ioctl(cdev, request, buffer, flags,
td);
td->td_fpop = fpop;
dev_relthread(cdev, ref);
} else {
error = ENOMEM;
}
err:
if (dsw != NULL)
dev_relthread(cdev, ref);
if (td != NULL && fp != NULL)
fdrop(fp, td);
return rtems_bsd_error_to_status_and_errno(error);
}
@ -333,28 +378,43 @@ static int
devfs_imfs_poll(rtems_libio_t *iop, int events)
{
struct cdev *cdev = devfs_imfs_get_context_by_iop(iop);
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct thread *td = rtems_bsd_get_curthread_or_wait_forever();
struct file *fp = NULL;
struct cdevsw *dsw = NULL;
struct file *fpop;
struct cdevsw *dsw;
int error, ref;
if (cdev == NULL) {
return POLLERR;
if (td != 0) {
if (cdev == NULL) {
error = POLLERR;
goto err;
}
if (cdev->si_flags & SI_ALIAS) {
cdev = cdev->si_parent;
}
fp = rtems_bsd_libio_iop_to_file_hold(iop, td);
if (fp == NULL) {
error = EBADF;
goto err;
}
dsw = dev_refthread(cdev, &ref);
if (dsw == NULL) {
error = POLLERR;
goto err;
}
fpop = td->td_fpop;
curthread->td_fpop = fp;
error = dsw->d_poll(cdev, events, td);
td->td_fpop = fpop;
} else {
error = ENOMEM;
}
if (cdev->si_flags & SI_ALIAS) {
cdev = cdev->si_parent;
}
dsw = dev_refthread(cdev, &ref);
if (dsw == NULL) {
return POLLERR;
}
fpop = td->td_fpop;
curthread->td_fpop = fp;
error = dsw->d_poll(cdev, events, td);
td->td_fpop = fpop;
dev_relthread(cdev, ref);
err:
if (dsw != NULL)
dev_relthread(cdev, ref);
if (td != NULL && fp != NULL)
fdrop(fp, td);
return error;
}
@ -362,28 +422,41 @@ static int
devfs_imfs_kqfilter(rtems_libio_t *iop, struct knote *kn)
{
struct cdev *cdev = devfs_imfs_get_context_by_iop(iop);
struct file *fp = rtems_bsd_iop_to_fp(iop);
struct thread *td = rtems_bsd_get_curthread_or_wait_forever();
struct file *fp = NULL;
struct cdevsw *dsw = NULL;
struct file *fpop;
struct cdevsw *dsw;
int error, ref;
if (cdev == NULL) {
return EINVAL;
if (td != 0) {
if (cdev == NULL) {
error = EINVAL;
}
fp = rtems_bsd_libio_iop_to_file_hold(iop, td);
if (fp == NULL) {
error = EBADF;
goto err;
}
if (cdev->si_flags & SI_ALIAS) {
cdev = cdev->si_parent;
}
dsw = dev_refthread(cdev, &ref);
if (dsw == NULL) {
error = EINVAL;
}
fpop = td->td_fpop;
curthread->td_fpop = fp;
error = dsw->d_kqfilter(cdev, kn);
td->td_fpop = fpop;
} else {
error = ENOMEM;
}
if (cdev->si_flags & SI_ALIAS) {
cdev = cdev->si_parent;
}
dsw = dev_refthread(cdev, &ref);
if (dsw == NULL) {
return EINVAL;
}
fpop = td->td_fpop;
curthread->td_fpop = fp;
error = dsw->d_kqfilter(cdev, kn);
td->td_fpop = fpop;
dev_relthread(cdev, ref);
err:
if (dsw != NULL)
dev_relthread(cdev, ref);
if (td != NULL && fp != NULL)
fdrop(fp, td);
return error;
}

4763
rtemsbsd/sys/kern/vnode_if.c Normal file
View File

File diff suppressed because it is too large Load Diff

7
testsuite/include/rtems/bsd/test/default-init.h
View File

@ -34,6 +34,13 @@ static void default_wait_for_link_up( const char *name )
}
}
/*
* Work around the need for this declr and not being able to include sys/ioctl.h.
*
* rtems/bdbuf.h have a call to it
*/
int ioctl(int fd, unsigned long request, ...);
static void default_set_self_prio( rtems_task_priority prio )
{
rtems_status_code sc;

3
testsuite/swi01/init.c
View File

@ -50,9 +50,6 @@
#define TEST_NAME "LIBBSD SOFTWARE INTERRUPT 1"
uintptr_t rtems_bsd_allocator_domain_page_mbuf_size =
RTEMS_BSD_ALLOCATOR_DOMAIN_PAGE_MBUF_DEFAULT;
static void Init(rtems_task_argument arg)
{
rtems_status_code sc;

20
testsuite/syscalls01/test_main.c
View File

@ -65,6 +65,8 @@
#include <rtems/bsd/modules.h>
#include <rtems/libcsupport.h>
#include <rtems/libio_.h>
#define TEST_NAME "LIBBSD SYSCALLS 1"
typedef void (*no_mem_test_body)(int fd);
@ -94,6 +96,7 @@ static socket_test socket_tests[] = {
{ PF_INET, SOCK_DGRAM, 0, 0 },
{ PF_INET, SOCK_SEQPACKET, 0, EPROTOTYPE },
{ PF_INET, SOCK_RAW, IPPROTO_3PC, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_ADFS, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_AH, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_AHIP, 0 },
@ -104,6 +107,7 @@ static socket_test socket_tests[] = {
{ PF_INET, SOCK_RAW, IPPROTO_BLT, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_BRSATMON, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_CARP, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_CFTP, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_CHAOS, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_CMTP, 0 },
@ -112,6 +116,7 @@ static socket_test socket_tests[] = {
{ PF_INET, SOCK_RAW, IPPROTO_DDP, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_DGP, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_DSTOPTS, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_EGP, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_EMCON, 0 },
{ PF_INET, SOCK_RAW, IPPROTO_ENCAP, 0 },
@ -368,7 +373,7 @@ test_sockets(void)
size_t n = sizeof(socket_tests) / sizeof(socket_tests[0]);
size_t i;
puts("test sockets");
puts("Test Sockets");
for (i = 0; i < n; ++i) {
const socket_test *st = &socket_tests[i];
@ -441,7 +446,8 @@ no_mem_socket_fstat(int fd)
int rv;
rv = fstat(fd, &st);
assert(rv == 0);
assert(rv == -1);
assert(errno == ENOMEM);
}
static void
@ -450,7 +456,8 @@ no_mem_socket_shutdown(int fd)
int rv;
rv = shutdown(fd, SHUT_RDWR);
assert(rv == 0);
assert(rv == -1);
assert(errno == ENOMEM);
}
static void
@ -1591,12 +1598,12 @@ test_kqueue_unsupported_ops(void)
errno = 0;
n = read(kq, &buf[0], sizeof(buf));
assert(n == -1);
assert(errno == ENOTSUP);
assert(errno == EOPNOTSUPP);
errno = 0;
n = write(kq, &buf[0], sizeof(buf));
assert(n == -1);
assert(errno == ENOTSUP);
assert(errno == EOPNOTSUPP);
errno = 0;
rv = ioctl(kq, 0);
@ -1636,7 +1643,8 @@ no_mem_kqueue_fstat(int fd)
int rv;
rv = fstat(fd, &st);
assert(rv == 0);
assert(rv == -1);
assert(errno == ENOMEM);
}
static void

12
testsuite/thread01/test_main.c
View File

@ -278,6 +278,16 @@ test_kthread_add(void)
static void
test_rtems_bsd_get_curthread_or_null(void)
{
#ifdef TEST_IS_BROKEN
/*
* This part of test relies on nothing calling
* rtems_bsd_get_current.*() before getting here so the workspace
* can be consumed and the allocation fails. Changes in other
* areas of libbsd have resulted in `Init` having a struct thread
* object allocated.
*
* Maybe creating a new thread and using that would be a more stable test.
*/
rtems_resource_snapshot snapshot;
void *greedy;
@ -290,12 +300,12 @@ test_rtems_bsd_get_curthread_or_null(void)
rtems_workspace_greedy_free(greedy);
rtems_resource_snapshot_take(&snapshot);
#endif
}
static void
test_main(void)
{
main_task_id = rtems_task_self();
/*

3
testsuite/timeout01/init.c
View File

@ -48,9 +48,6 @@
#define TEST_NAME "LIBBSD TIMEOUT 1"
uintptr_t rtems_bsd_allocator_domain_page_mbuf_size =
RTEMS_BSD_ALLOCATOR_DOMAIN_PAGE_MBUF_DEFAULT;
static void Init(rtems_task_argument arg)
{
rtems_status_code sc;

4
wscript
View File

@ -145,7 +145,9 @@ def options(opt):
action="store",
default="",
dest="freebsd_options",
help="Set FreeBSD options (developer option).")
help="Set FreeBSD options (developer option). Supported: " + \
"bootverbose,verbose_sysinit,debug_locks,ktr,ktr_verbose," + \
"rtems_bsd_descrip_trace,rtems_bsd_syscall_trace,rtems_bsd_vfs_trace")
opt.add_option(
"--optimization",
action="store",