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rtems_bsdnert.h: Add old configuration
This commit is contained in:
Joel Sherrill
parent
e71c52a187
commit
97cc960db7
314
freebsd-userspace/rtems/include/rtems/rtems_bsdnet.h
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314
freebsd-userspace/rtems/include/rtems/rtems_bsdnet.h
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/**
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* @file rtems/rtems_bsdnet.h
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*/
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#ifndef _RTEMS_BSDNET_H
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#define _RTEMS_BSDNET_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <rtems.h>
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/*
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* If this file is included from inside the Network Stack proper or
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* a device driver, then __INSIDE_RTEMS_BSD_TCPIP_STACK__ should be
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* defined. This triggers a number of internally used definitions.
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*/
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#if defined(__INSIDE_RTEMS_BSD_TCPIP_STACK__)
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#undef _KERNEL
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#undef INET
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#undef NFS
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#undef DIAGNOSTIC
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#undef BOOTP_COMPAT
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#undef __BSD_VISIBLE
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#define _KERNEL
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#define INET
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#define NFS
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#define DIAGNOSTIC
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#define BOOTP_COMPAT
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#define __BSD_VISIBLE 1
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#endif
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/*
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* Values that may be obtained by BOOTP
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*/
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extern struct in_addr rtems_bsdnet_bootp_server_address;
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extern char *rtems_bsdnet_bootp_server_name;
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extern char *rtems_bsdnet_bootp_boot_file_name;
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extern char *rtems_bsdnet_bootp_cmdline;
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extern int32_t rtems_bsdnet_timeoffset;
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/*
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* Manipulate routing tables
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*/
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struct sockaddr;
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struct rtentry;
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int rtems_bsdnet_rtrequest (
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int req,
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struct sockaddr *dst,
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struct sockaddr *gateway,
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struct sockaddr *netmask,
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int flags,
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struct rtentry **net_nrt);
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/*
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* Diagnostics
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*/
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void rtems_bsdnet_show_inet_routes (void);
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void rtems_bsdnet_show_mbuf_stats (void);
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void rtems_bsdnet_show_if_stats (void);
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void rtems_bsdnet_show_ip_stats (void);
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void rtems_bsdnet_show_icmp_stats (void);
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void rtems_bsdnet_show_udp_stats (void);
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void rtems_bsdnet_show_tcp_stats (void);
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/*
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* Network configuration
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*/
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struct rtems_bsdnet_ifconfig {
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/*
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* These three entries must be supplied for each interface.
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*/
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char *name;
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/*
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* This function now handles attaching and detaching an interface.
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* The parameter attaching indicates the operation being invoked.
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* For older attach functions which do not have the extra parameter
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* it will be ignored.
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*/
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int (*attach)(struct rtems_bsdnet_ifconfig *conf, int attaching);
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/*
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* Link to next interface
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*/
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struct rtems_bsdnet_ifconfig *next;
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/*
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* The following entries may be obtained
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* from BOOTP or explicitily supplied.
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*/
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char *ip_address;
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char *ip_netmask;
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void *hardware_address;
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/*
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* The driver assigns defaults values to the following
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* entries if they are not explicitly supplied.
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*/
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int ignore_broadcast;
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int mtu;
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int rbuf_count;
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int xbuf_count;
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/*
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* For external ethernet controller board the following
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* parameters are needed
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*/
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unsigned int port; /* port of the board */
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unsigned int irno; /* irq of the board */
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unsigned int bpar; /* memory of the board */
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/*
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* Driver control block pointer. Typcially this points to the driver's
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* controlling structure. You set this when you have the structure allocated
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* externally to the driver.
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*/
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void *drv_ctrl;
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};
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struct rtems_bsdnet_config {
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/*
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* This entry points to the head of the ifconfig chain.
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*/
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struct rtems_bsdnet_ifconfig *ifconfig;
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/*
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* This entry should be rtems_bsdnet_do_bootp if BOOTP
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* is being used to configure the network, and NULL
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* if BOOTP is not being used.
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*/
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void (*bootp)(void);
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/*
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* The remaining items can be initialized to 0, in
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* which case the default value will be used.
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*/
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rtems_task_priority network_task_priority; /* 100 */
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unsigned long mbuf_bytecount; /* 64 kbytes */
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unsigned long mbuf_cluster_bytecount; /* 128 kbytes */
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char *hostname; /* BOOTP */
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char *domainname; /* BOOTP */
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char *gateway; /* BOOTP */
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char *log_host; /* BOOTP */
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char *name_server[3]; /* BOOTP */
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char *ntp_server[3]; /* BOOTP */
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/*
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* Default "multiplier" on buffer size. This is
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* claimed by the TCP/IP implementation to be for
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* efficiency but you will have to measure the
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* benefit for buffering beyond double buffering
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* in your own application.
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*
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* The default value is 2.
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*
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* See kern/uipc_socket2.c for details.
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*/
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unsigned long sb_efficiency;
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/*
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* Default UDP buffer sizes PER SOCKET!!
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*
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* TX = 9216 -- max datagram size
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* RX = 40 * (1024 + sizeof(struct sockaddr_in))
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*
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* See netinet/udp_usrreq.c for details
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*/
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unsigned long udp_tx_buf_size;
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unsigned long udp_rx_buf_size;
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/*
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* Default UDP buffer sizes PER SOCKET!!
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*
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* TX = 16 * 1024
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* RX = 16 * 1024
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*
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* See netinet/tcp_usrreq.c for details
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*/
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unsigned long tcp_tx_buf_size;
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unsigned long tcp_rx_buf_size;
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};
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/*
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* Default global device configuration structure. This is scanned
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* by the initialize network function. Check the network demo's for
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* an example of the structure. Like the RTEMS configuration tables,
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* they are not part of RTEMS but part of your application or bsp
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* code.
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*/
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extern struct rtems_bsdnet_config rtems_bsdnet_config;
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/*
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* Initialise the BSD stack, attach and `up' interfaces
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* in the `rtems_bsdnet_config'. RTEMS must already be initialised.
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*/
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int rtems_bsdnet_initialize_network (void);
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/*
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* Dynamic interface control. Drivers must free any resources such as
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* memory, interrupts, io regions claimed during the `attach' and/or
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* `up' operations when asked to `detach'.
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* You must configure the interface after attaching it.
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*/
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void rtems_bsdnet_attach (struct rtems_bsdnet_ifconfig *ifconfig);
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void rtems_bsdnet_detach (struct rtems_bsdnet_ifconfig *ifconfig);
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/*
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* Interface configuration. The commands are listed in `sys/sockio.h'.
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*/
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int rtems_bsdnet_ifconfig (const char *ifname, uint32_t cmd, void *param);
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void rtems_bsdnet_do_bootp (void);
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void rtems_bsdnet_do_bootp_and_rootfs (void);
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/* NTP tuning parameters */
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extern int rtems_bsdnet_ntp_retry_count;
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extern int rtems_bsdnet_ntp_timeout_secs;
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extern int rtems_bsdnet_ntp_bcast_timeout_secs;
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struct timestamp {
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uint32_t integer;
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uint32_t fraction;
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};
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/* Data is passed in network byte order */
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struct ntpPacketSmall {
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uint8_t li_vn_mode;
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uint8_t stratum;
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int8_t poll_interval;
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int8_t precision;
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int32_t root_delay;
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int32_t root_dispersion;
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char reference_identifier[4];
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struct timestamp reference_timestamp;
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struct timestamp originate_timestamp;
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struct timestamp receive_timestamp;
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struct timestamp transmit_timestamp;
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};
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/* NOTE: packet data is *only* accessible from the callback
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*
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* 'callback' is invoked twice, once prior to sending a request
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* to the server and one more time after receiving a valid reply.
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* This allows for the user to measure round-trip times.
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*
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* Semantics of the 'state' parameter:
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*
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* state == 1: 1st call, just prior to sending request. The
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* packet has been set up already but may be
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* modified by the callback (e.g. to set the originate
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* timestamp).
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* state == -1: 1st call - no request will be sent but we'll
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* wait for a reply from a broadcast server. The
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* packet has not been set up.
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* state == 0: 2nd call. The user is responsible for keeping track
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* of the 'state' during the first call in order to
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* know if it makes sense to calculate 'round-trip' times.
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*
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* RETURN VALUE: the callback should return 0 if processing the packet was
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* successful and -1 on error in which case rtems_bsdnet_get_ntp()
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* may try another server.
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*/
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typedef int (*rtems_bsdnet_ntp_callback_t)(
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struct ntpPacketSmall *packet,
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int state,
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void *usr_data);
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/* Obtain time from a NTP server and call user callback to process data;
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* socket parameter may be -1 to request the routine to open and close its own socket.
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* Networking parameters as configured are used...
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*
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* It is legal to pass a NULL callback pointer. In this case, a default callback
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* is used which determines the current time by contacting an NTP server. The current
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* time is converted to a 'struct timespec' (seconds/nanoseconds) and passed into *usr_data.
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* The caller is responsible for providing a memory area >= sizeof(struct timespec).
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*
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* RETURNS: 0 on success, -1 on failure.
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*/
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int rtems_bsdnet_get_ntp(int socket, rtems_bsdnet_ntp_callback_t callback, void *usr_data);
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int rtems_bsdnet_synchronize_ntp (int interval, rtems_task_priority priority);
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/*
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* Callback to report BSD malloc starvation.
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* The default implementation just prints a message but an application
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* can provide its own version.
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*/
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void rtems_bsdnet_malloc_starvation(void);
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/*
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* mbuf malloc interface to enable custom allocation of mbuf's
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*
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* May be declared in user code. If not, then the default is to
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* malloc.
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*/
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void* rtems_bsdnet_malloc_mbuf(size_t size, int type);
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/*
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* Possible values of the type parameter to rtems_bsdnet_malloc_mbuf to assist
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* in allocation of the structure.
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*/
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#define MBUF_MALLOC_NMBCLUSTERS (0)
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#define MBUF_MALLOC_MCLREFCNT (1)
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#define MBUF_MALLOC_MBUF (2)
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#ifdef __cplusplus
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}
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#endif
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#endif /* _RTEMS_BSDNET_H */
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