Use socket ioctl() from FreeBSD

freebsd/sys/kern/sys_socket.c

@@ -120,7 +120,11 @@ soo_truncate(struct file *fp, off_t length, struct ucred *active_cred,
 
 	return (EINVAL);
 }
+#endif /* __rtems__ */
 
+#ifdef __rtems__
+static
+#endif /* __rtems__ */
 int
 soo_ioctl(struct file *fp, u_long cmd, void *data, struct ucred *active_cred,
     struct thread *td)
@@ -128,6 +132,10 @@ soo_ioctl(struct file *fp, u_long cmd, void *data, struct ucred *active_cred,
 	struct socket *so = fp->f_data;
 	int error = 0;
 
+#ifdef __rtems__
+	if (td == NULL)
+		return (ENOMEM);
+#endif /* __rtems__ */
 	CURVNET_SET(so->so_vnet);
 	switch (cmd) {
 	case FIONBIO:
@@ -225,7 +233,19 @@ soo_ioctl(struct file *fp, u_long cmd, void *data, struct ucred *active_cred,
 	CURVNET_RESTORE();
 	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 = soo_ioctl(fp, request, buffer, NULL, td);
 
+	return rtems_bsd_error_to_status_and_errno(error);
+}
+#endif /* __rtems__ */
+
+#ifndef __rtems__
 int
 soo_poll(struct file *fp, int events, struct ucred *active_cred,
     struct thread *td)
@@ -345,7 +365,7 @@ const rtems_filesystem_file_handlers_r socketops = {
 	.close_h = rtems_bsd_soo_close,
 	.read_h = rtems_filesystem_default_read,
 	.write_h = rtems_filesystem_default_write,
-	.ioctl_h = rtems_filesystem_default_ioctl,
+	.ioctl_h = rtems_bsd_soo_ioctl,
 	.lseek_h = rtems_filesystem_default_lseek,
 	.fstat_h = rtems_bsd_soo_stat,
 	.ftruncate_h = rtems_filesystem_default_ftruncate,

testsuite/syscalls01/test_main.c

@@ -33,6 +33,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/socket.h>
+#include <sys/filio.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
 
@@ -457,6 +458,56 @@ test_socket_fstat_and_shutdown(void)
 	assert(rtems_resource_snapshot_check(&snapshot));
 }
 
+static void
+no_mem_socket_ioctl(int fd)
+{
+	int rv;
+	int data;
+
+	errno = 0;
+	rv = ioctl(fd, FIONREAD, &data);
+	assert(rv == -1);
+	assert(errno == ENOMEM);
+}
+
+static void
+test_socket_ioctl(void)
+{
+	rtems_resource_snapshot snapshot;
+	int sd;
+	int rv;
+	int data;
+
+	puts("test socket ioctl");
+
+	rtems_resource_snapshot_take(&snapshot);
+
+	sd = socket(PF_INET, SOCK_DGRAM, 0);
+	assert(sd >= 0);
+
+	do_no_mem_test(no_mem_socket_ioctl, sd);
+
+	errno = 0;
+	rv = ioctl(sd, 0xffffffff);
+	assert(rv == -1);
+	assert(errno == EOPNOTSUPP);
+
+	data = -1;
+	rv = ioctl(sd, FIONREAD, &data);
+	assert(rv == 0);
+	assert(data == 0);
+
+	rv = close(sd);
+	assert(rv == 0);
+
+	errno = 0;
+	rv = ioctl(sd, 0);
+	assert(rv == -1);
+	assert(errno == EBADF);
+
+	assert(rtems_resource_snapshot_check(&snapshot));
+}
+
 static void
 no_mem_socket_bind(int fd)
 {
@@ -522,6 +573,7 @@ test_main(void)
 
 	test_socket_unsupported_ops();
 	test_socket_fstat_and_shutdown();
+	test_socket_ioctl();
 	test_socket_bind();
 
 	puts("*** END OF " TEST_NAME " TEST ***");