2 * 32bit Socket syscall emulation. Based on arch/sparc64/kernel/sys_sparc32.c.
4 * Copyright (C) 2000 VA Linux Co
9 * Copyright (C) 2000 Hewlett-Packard Co.
11 * Copyright (C) 2000,2001 Andi Kleen, SuSE Labs
14 #include <linux/kernel.h>
15 #include <linux/gfp.h>
17 #include <linux/types.h>
18 #include <linux/file.h>
19 #include <linux/icmpv6.h>
20 #include <linux/socket.h>
21 #include <linux/syscalls.h>
22 #include <linux/filter.h>
23 #include <linux/compat.h>
24 #include <linux/security.h>
25 #include <linux/audit.h>
26 #include <linux/export.h>
32 #include <linux/uaccess.h>
33 #include <net/compat.h>
35 int get_compat_msghdr(struct msghdr *kmsg,
36 struct compat_msghdr __user *umsg,
37 struct sockaddr __user **save_addr,
40 struct compat_msghdr msg;
43 if (copy_from_user(&msg, umsg, sizeof(*umsg)))
46 kmsg->msg_flags = msg.msg_flags;
47 kmsg->msg_namelen = msg.msg_namelen;
50 kmsg->msg_namelen = 0;
52 if (kmsg->msg_namelen < 0)
55 if (kmsg->msg_namelen > sizeof(struct sockaddr_storage))
56 kmsg->msg_namelen = sizeof(struct sockaddr_storage);
58 kmsg->msg_control = compat_ptr(msg.msg_control);
59 kmsg->msg_controllen = msg.msg_controllen;
62 *save_addr = compat_ptr(msg.msg_name);
64 if (msg.msg_name && kmsg->msg_namelen) {
66 err = move_addr_to_kernel(compat_ptr(msg.msg_name),
73 kmsg->msg_name = NULL;
74 kmsg->msg_namelen = 0;
77 if (msg.msg_iovlen > UIO_MAXIOV)
80 kmsg->msg_iocb = NULL;
82 return compat_import_iovec(save_addr ? READ : WRITE,
83 compat_ptr(msg.msg_iov), msg.msg_iovlen,
84 UIO_FASTIOV, iov, &kmsg->msg_iter);
88 #define CMSG_COMPAT_ALIGN(len) ALIGN((len), sizeof(s32))
90 #define CMSG_COMPAT_DATA(cmsg) \
91 ((void __user *)((char __user *)(cmsg) + sizeof(struct compat_cmsghdr)))
92 #define CMSG_COMPAT_SPACE(len) \
93 (sizeof(struct compat_cmsghdr) + CMSG_COMPAT_ALIGN(len))
94 #define CMSG_COMPAT_LEN(len) \
95 (sizeof(struct compat_cmsghdr) + (len))
97 #define CMSG_COMPAT_FIRSTHDR(msg) \
98 (((msg)->msg_controllen) >= sizeof(struct compat_cmsghdr) ? \
99 (struct compat_cmsghdr __user *)((msg)->msg_control) : \
100 (struct compat_cmsghdr __user *)NULL)
102 #define CMSG_COMPAT_OK(ucmlen, ucmsg, mhdr) \
103 ((ucmlen) >= sizeof(struct compat_cmsghdr) && \
104 (ucmlen) <= (unsigned long) \
105 ((mhdr)->msg_controllen - \
106 ((char *)(ucmsg) - (char *)(mhdr)->msg_control)))
108 static inline struct compat_cmsghdr __user *cmsg_compat_nxthdr(struct msghdr *msg,
109 struct compat_cmsghdr __user *cmsg, int cmsg_len)
111 char __user *ptr = (char __user *)cmsg + CMSG_COMPAT_ALIGN(cmsg_len);
112 if ((unsigned long)(ptr + 1 - (char __user *)msg->msg_control) >
115 return (struct compat_cmsghdr __user *)ptr;
118 /* There is a lot of hair here because the alignment rules (and
119 * thus placement) of cmsg headers and length are different for
120 * 32-bit apps. -DaveM
122 int cmsghdr_from_user_compat_to_kern(struct msghdr *kmsg, struct sock *sk,
123 unsigned char *stackbuf, int stackbuf_size)
125 struct compat_cmsghdr __user *ucmsg;
126 struct cmsghdr *kcmsg, *kcmsg_base;
127 compat_size_t ucmlen;
128 __kernel_size_t kcmlen, tmp;
131 BUILD_BUG_ON(sizeof(struct compat_cmsghdr) !=
132 CMSG_COMPAT_ALIGN(sizeof(struct compat_cmsghdr)));
135 kcmsg_base = kcmsg = (struct cmsghdr *)stackbuf;
136 ucmsg = CMSG_COMPAT_FIRSTHDR(kmsg);
137 while (ucmsg != NULL) {
138 if (get_user(ucmlen, &ucmsg->cmsg_len))
142 if (!CMSG_COMPAT_OK(ucmlen, ucmsg, kmsg))
145 tmp = ((ucmlen - sizeof(*ucmsg)) + sizeof(struct cmsghdr));
146 tmp = CMSG_ALIGN(tmp);
148 ucmsg = cmsg_compat_nxthdr(kmsg, ucmsg, ucmlen);
153 /* The kcmlen holds the 64-bit version of the control length.
154 * It may not be modified as we do not stick it into the kmsg
155 * until we have successfully copied over all of the data
158 if (kcmlen > stackbuf_size)
159 kcmsg_base = kcmsg = sock_kmalloc(sk, kcmlen, GFP_KERNEL);
163 /* Now copy them over neatly. */
164 memset(kcmsg, 0, kcmlen);
165 ucmsg = CMSG_COMPAT_FIRSTHDR(kmsg);
166 while (ucmsg != NULL) {
167 if (__get_user(ucmlen, &ucmsg->cmsg_len))
169 if (!CMSG_COMPAT_OK(ucmlen, ucmsg, kmsg))
171 tmp = ((ucmlen - sizeof(*ucmsg)) + sizeof(struct cmsghdr));
172 if ((char *)kcmsg_base + kcmlen - (char *)kcmsg < CMSG_ALIGN(tmp))
174 kcmsg->cmsg_len = tmp;
175 tmp = CMSG_ALIGN(tmp);
176 if (__get_user(kcmsg->cmsg_level, &ucmsg->cmsg_level) ||
177 __get_user(kcmsg->cmsg_type, &ucmsg->cmsg_type) ||
178 copy_from_user(CMSG_DATA(kcmsg),
179 CMSG_COMPAT_DATA(ucmsg),
180 (ucmlen - sizeof(*ucmsg))))
184 kcmsg = (struct cmsghdr *)((char *)kcmsg + tmp);
185 ucmsg = cmsg_compat_nxthdr(kmsg, ucmsg, ucmlen);
189 * check the length of messages copied in is the same as the
190 * what we get from the first loop
192 if ((char *)kcmsg - (char *)kcmsg_base != kcmlen)
195 /* Ok, looks like we made it. Hook it up and return success. */
196 kmsg->msg_control = kcmsg_base;
197 kmsg->msg_controllen = kcmlen;
203 if (kcmsg_base != (struct cmsghdr *)stackbuf)
204 sock_kfree_s(sk, kcmsg_base, kcmlen);
208 int put_cmsg_compat(struct msghdr *kmsg, int level, int type, int len, void *data)
210 struct compat_cmsghdr __user *cm = (struct compat_cmsghdr __user *) kmsg->msg_control;
211 struct compat_cmsghdr cmhdr;
212 struct old_timeval32 ctv;
213 struct old_timespec32 cts[3];
216 if (cm == NULL || kmsg->msg_controllen < sizeof(*cm)) {
217 kmsg->msg_flags |= MSG_CTRUNC;
218 return 0; /* XXX: return error? check spec. */
221 if (!COMPAT_USE_64BIT_TIME) {
222 if (level == SOL_SOCKET && type == SO_TIMESTAMP_OLD) {
223 struct __kernel_old_timeval *tv = (struct __kernel_old_timeval *)data;
224 ctv.tv_sec = tv->tv_sec;
225 ctv.tv_usec = tv->tv_usec;
229 if (level == SOL_SOCKET &&
230 (type == SO_TIMESTAMPNS_OLD || type == SO_TIMESTAMPING_OLD)) {
231 int count = type == SO_TIMESTAMPNS_OLD ? 1 : 3;
233 struct timespec *ts = (struct timespec *)data;
234 for (i = 0; i < count; i++) {
235 cts[i].tv_sec = ts[i].tv_sec;
236 cts[i].tv_nsec = ts[i].tv_nsec;
239 len = sizeof(cts[0]) * count;
243 cmlen = CMSG_COMPAT_LEN(len);
244 if (kmsg->msg_controllen < cmlen) {
245 kmsg->msg_flags |= MSG_CTRUNC;
246 cmlen = kmsg->msg_controllen;
248 cmhdr.cmsg_level = level;
249 cmhdr.cmsg_type = type;
250 cmhdr.cmsg_len = cmlen;
252 if (copy_to_user(cm, &cmhdr, sizeof cmhdr))
254 if (copy_to_user(CMSG_COMPAT_DATA(cm), data, cmlen - sizeof(struct compat_cmsghdr)))
256 cmlen = CMSG_COMPAT_SPACE(len);
257 if (kmsg->msg_controllen < cmlen)
258 cmlen = kmsg->msg_controllen;
259 kmsg->msg_control += cmlen;
260 kmsg->msg_controllen -= cmlen;
264 void scm_detach_fds_compat(struct msghdr *kmsg, struct scm_cookie *scm)
266 struct compat_cmsghdr __user *cm = (struct compat_cmsghdr __user *) kmsg->msg_control;
267 int fdmax = (kmsg->msg_controllen - sizeof(struct compat_cmsghdr)) / sizeof(int);
268 int fdnum = scm->fp->count;
269 struct file **fp = scm->fp->fp;
276 for (i = 0, cmfptr = (int __user *) CMSG_COMPAT_DATA(cm); i < fdmax; i++, cmfptr++) {
278 err = security_file_receive(fp[i]);
281 err = get_unused_fd_flags(MSG_CMSG_CLOEXEC & kmsg->msg_flags
286 err = put_user(new_fd, cmfptr);
288 put_unused_fd(new_fd);
291 /* Bump the usage count and install the file. */
292 fd_install(new_fd, get_file(fp[i]));
296 int cmlen = CMSG_COMPAT_LEN(i * sizeof(int));
297 err = put_user(SOL_SOCKET, &cm->cmsg_level);
299 err = put_user(SCM_RIGHTS, &cm->cmsg_type);
301 err = put_user(cmlen, &cm->cmsg_len);
303 cmlen = CMSG_COMPAT_SPACE(i * sizeof(int));
304 kmsg->msg_control += cmlen;
305 kmsg->msg_controllen -= cmlen;
309 kmsg->msg_flags |= MSG_CTRUNC;
312 * All of the files that fit in the message have had their
313 * usage counts incremented, so we just free the list.
318 /* allocate a 64-bit sock_fprog on the user stack for duration of syscall. */
319 struct sock_fprog __user *get_compat_bpf_fprog(char __user *optval)
321 struct compat_sock_fprog __user *fprog32 = (struct compat_sock_fprog __user *)optval;
322 struct sock_fprog __user *kfprog = compat_alloc_user_space(sizeof(struct sock_fprog));
323 struct compat_sock_fprog f32;
326 if (copy_from_user(&f32, fprog32, sizeof(*fprog32)))
328 memset(&f, 0, sizeof(f));
330 f.filter = compat_ptr(f32.filter);
331 if (copy_to_user(kfprog, &f, sizeof(struct sock_fprog)))
336 EXPORT_SYMBOL_GPL(get_compat_bpf_fprog);
338 static int do_set_attach_filter(struct socket *sock, int level, int optname,
339 char __user *optval, unsigned int optlen)
341 struct sock_fprog __user *kfprog;
343 kfprog = get_compat_bpf_fprog(optval);
347 return sock_setsockopt(sock, level, optname, (char __user *)kfprog,
348 sizeof(struct sock_fprog));
351 static int compat_sock_setsockopt(struct socket *sock, int level, int optname,
352 char __user *optval, unsigned int optlen)
354 if (optname == SO_ATTACH_FILTER ||
355 optname == SO_ATTACH_REUSEPORT_CBPF)
356 return do_set_attach_filter(sock, level, optname,
358 return sock_setsockopt(sock, level, optname, optval, optlen);
361 static int __compat_sys_setsockopt(int fd, int level, int optname,
362 char __user *optval, unsigned int optlen)
367 if (optlen > INT_MAX)
370 sock = sockfd_lookup(fd, &err);
372 err = security_socket_setsockopt(sock, level, optname);
378 if (level == SOL_SOCKET)
379 err = compat_sock_setsockopt(sock, level,
380 optname, optval, optlen);
381 else if (sock->ops->compat_setsockopt)
382 err = sock->ops->compat_setsockopt(sock, level,
383 optname, optval, optlen);
385 err = sock->ops->setsockopt(sock, level,
386 optname, optval, optlen);
392 COMPAT_SYSCALL_DEFINE5(setsockopt, int, fd, int, level, int, optname,
393 char __user *, optval, unsigned int, optlen)
395 return __compat_sys_setsockopt(fd, level, optname, optval, optlen);
398 static int __compat_sys_getsockopt(int fd, int level, int optname,
403 struct socket *sock = sockfd_lookup(fd, &err);
406 err = security_socket_getsockopt(sock, level, optname);
412 if (level == SOL_SOCKET)
413 err = sock_getsockopt(sock, level,
414 optname, optval, optlen);
415 else if (sock->ops->compat_getsockopt)
416 err = sock->ops->compat_getsockopt(sock, level,
417 optname, optval, optlen);
419 err = sock->ops->getsockopt(sock, level,
420 optname, optval, optlen);
426 COMPAT_SYSCALL_DEFINE5(getsockopt, int, fd, int, level, int, optname,
427 char __user *, optval, int __user *, optlen)
429 return __compat_sys_getsockopt(fd, level, optname, optval, optlen);
432 struct compat_group_req {
434 struct __kernel_sockaddr_storage gr_group
438 struct compat_group_source_req {
440 struct __kernel_sockaddr_storage gsr_group
442 struct __kernel_sockaddr_storage gsr_source
446 struct compat_group_filter {
448 struct __kernel_sockaddr_storage gf_group
452 struct __kernel_sockaddr_storage gf_slist[1]
456 #define __COMPAT_GF0_SIZE (sizeof(struct compat_group_filter) - \
457 sizeof(struct __kernel_sockaddr_storage))
460 int compat_mc_setsockopt(struct sock *sock, int level, int optname,
461 char __user *optval, unsigned int optlen,
462 int (*setsockopt)(struct sock *, int, int, char __user *, unsigned int))
464 char __user *koptval = optval;
465 int koptlen = optlen;
468 case MCAST_JOIN_GROUP:
469 case MCAST_LEAVE_GROUP:
471 struct compat_group_req __user *gr32 = (void __user *)optval;
472 struct group_req __user *kgr =
473 compat_alloc_user_space(sizeof(struct group_req));
476 if (!access_ok(gr32, sizeof(*gr32)) ||
477 !access_ok(kgr, sizeof(struct group_req)) ||
478 __get_user(interface, &gr32->gr_interface) ||
479 __put_user(interface, &kgr->gr_interface) ||
480 copy_in_user(&kgr->gr_group, &gr32->gr_group,
481 sizeof(kgr->gr_group)))
483 koptval = (char __user *)kgr;
484 koptlen = sizeof(struct group_req);
487 case MCAST_JOIN_SOURCE_GROUP:
488 case MCAST_LEAVE_SOURCE_GROUP:
489 case MCAST_BLOCK_SOURCE:
490 case MCAST_UNBLOCK_SOURCE:
492 struct compat_group_source_req __user *gsr32 = (void __user *)optval;
493 struct group_source_req __user *kgsr = compat_alloc_user_space(
494 sizeof(struct group_source_req));
497 if (!access_ok(gsr32, sizeof(*gsr32)) ||
499 sizeof(struct group_source_req)) ||
500 __get_user(interface, &gsr32->gsr_interface) ||
501 __put_user(interface, &kgsr->gsr_interface) ||
502 copy_in_user(&kgsr->gsr_group, &gsr32->gsr_group,
503 sizeof(kgsr->gsr_group)) ||
504 copy_in_user(&kgsr->gsr_source, &gsr32->gsr_source,
505 sizeof(kgsr->gsr_source)))
507 koptval = (char __user *)kgsr;
508 koptlen = sizeof(struct group_source_req);
513 struct compat_group_filter __user *gf32 = (void __user *)optval;
514 struct group_filter __user *kgf;
515 u32 interface, fmode, numsrc;
517 if (!access_ok(gf32, __COMPAT_GF0_SIZE) ||
518 __get_user(interface, &gf32->gf_interface) ||
519 __get_user(fmode, &gf32->gf_fmode) ||
520 __get_user(numsrc, &gf32->gf_numsrc))
522 koptlen = optlen + sizeof(struct group_filter) -
523 sizeof(struct compat_group_filter);
524 if (koptlen < GROUP_FILTER_SIZE(numsrc))
526 kgf = compat_alloc_user_space(koptlen);
527 if (!access_ok(kgf, koptlen) ||
528 __put_user(interface, &kgf->gf_interface) ||
529 __put_user(fmode, &kgf->gf_fmode) ||
530 __put_user(numsrc, &kgf->gf_numsrc) ||
531 copy_in_user(&kgf->gf_group, &gf32->gf_group,
532 sizeof(kgf->gf_group)) ||
533 (numsrc && copy_in_user(kgf->gf_slist, gf32->gf_slist,
534 numsrc * sizeof(kgf->gf_slist[0]))))
536 koptval = (char __user *)kgf;
543 return setsockopt(sock, level, optname, koptval, koptlen);
545 EXPORT_SYMBOL(compat_mc_setsockopt);
547 int compat_mc_getsockopt(struct sock *sock, int level, int optname,
548 char __user *optval, int __user *optlen,
549 int (*getsockopt)(struct sock *, int, int, char __user *, int __user *))
551 struct compat_group_filter __user *gf32 = (void __user *)optval;
552 struct group_filter __user *kgf;
554 u32 interface, fmode, numsrc;
557 if (optname != MCAST_MSFILTER)
558 return getsockopt(sock, level, optname, optval, optlen);
560 koptlen = compat_alloc_user_space(sizeof(*koptlen));
561 if (!access_ok(optlen, sizeof(*optlen)) ||
562 __get_user(ulen, optlen))
565 /* adjust len for pad */
566 klen = ulen + sizeof(*kgf) - sizeof(*gf32);
568 if (klen < GROUP_FILTER_SIZE(0))
571 if (!access_ok(koptlen, sizeof(*koptlen)) ||
572 __put_user(klen, koptlen))
575 /* have to allow space for previous compat_alloc_user_space, too */
576 kgf = compat_alloc_user_space(klen+sizeof(*optlen));
578 if (!access_ok(gf32, __COMPAT_GF0_SIZE) ||
579 __get_user(interface, &gf32->gf_interface) ||
580 __get_user(fmode, &gf32->gf_fmode) ||
581 __get_user(numsrc, &gf32->gf_numsrc) ||
582 __put_user(interface, &kgf->gf_interface) ||
583 __put_user(fmode, &kgf->gf_fmode) ||
584 __put_user(numsrc, &kgf->gf_numsrc) ||
585 copy_in_user(&kgf->gf_group, &gf32->gf_group, sizeof(kgf->gf_group)))
588 err = getsockopt(sock, level, optname, (char __user *)kgf, koptlen);
592 if (!access_ok(koptlen, sizeof(*koptlen)) ||
593 __get_user(klen, koptlen))
596 ulen = klen - (sizeof(*kgf)-sizeof(*gf32));
598 if (!access_ok(optlen, sizeof(*optlen)) ||
599 __put_user(ulen, optlen))
602 if (!access_ok(kgf, klen) ||
603 !access_ok(gf32, ulen) ||
604 __get_user(interface, &kgf->gf_interface) ||
605 __get_user(fmode, &kgf->gf_fmode) ||
606 __get_user(numsrc, &kgf->gf_numsrc) ||
607 __put_user(interface, &gf32->gf_interface) ||
608 __put_user(fmode, &gf32->gf_fmode) ||
609 __put_user(numsrc, &gf32->gf_numsrc))
614 klen -= GROUP_FILTER_SIZE(0);
615 copylen = numsrc * sizeof(gf32->gf_slist[0]);
618 if (copy_in_user(gf32->gf_slist, kgf->gf_slist, copylen))
623 EXPORT_SYMBOL(compat_mc_getsockopt);
626 /* Argument list sizes for compat_sys_socketcall */
627 #define AL(x) ((x) * sizeof(u32))
628 static unsigned char nas[21] = {
629 AL(0), AL(3), AL(3), AL(3), AL(2), AL(3),
630 AL(3), AL(3), AL(4), AL(4), AL(4), AL(6),
631 AL(6), AL(2), AL(5), AL(5), AL(3), AL(3),
636 static inline long __compat_sys_sendmsg(int fd,
637 struct compat_msghdr __user *msg,
640 return __sys_sendmsg(fd, (struct user_msghdr __user *)msg,
641 flags | MSG_CMSG_COMPAT, false);
644 COMPAT_SYSCALL_DEFINE3(sendmsg, int, fd, struct compat_msghdr __user *, msg,
647 return __compat_sys_sendmsg(fd, msg, flags);
650 static inline long __compat_sys_sendmmsg(int fd,
651 struct compat_mmsghdr __user *mmsg,
652 unsigned int vlen, unsigned int flags)
654 return __sys_sendmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
655 flags | MSG_CMSG_COMPAT, false);
658 COMPAT_SYSCALL_DEFINE4(sendmmsg, int, fd, struct compat_mmsghdr __user *, mmsg,
659 unsigned int, vlen, unsigned int, flags)
661 return __compat_sys_sendmmsg(fd, mmsg, vlen, flags);
664 static inline long __compat_sys_recvmsg(int fd,
665 struct compat_msghdr __user *msg,
668 return __sys_recvmsg(fd, (struct user_msghdr __user *)msg,
669 flags | MSG_CMSG_COMPAT, false);
672 COMPAT_SYSCALL_DEFINE3(recvmsg, int, fd, struct compat_msghdr __user *, msg,
675 return __compat_sys_recvmsg(fd, msg, flags);
678 static inline long __compat_sys_recvfrom(int fd, void __user *buf,
679 compat_size_t len, unsigned int flags,
680 struct sockaddr __user *addr,
683 return __sys_recvfrom(fd, buf, len, flags | MSG_CMSG_COMPAT, addr,
687 COMPAT_SYSCALL_DEFINE4(recv, int, fd, void __user *, buf, compat_size_t, len, unsigned int, flags)
689 return __compat_sys_recvfrom(fd, buf, len, flags, NULL, NULL);
692 COMPAT_SYSCALL_DEFINE6(recvfrom, int, fd, void __user *, buf, compat_size_t, len,
693 unsigned int, flags, struct sockaddr __user *, addr,
694 int __user *, addrlen)
696 return __compat_sys_recvfrom(fd, buf, len, flags, addr, addrlen);
699 COMPAT_SYSCALL_DEFINE5(recvmmsg_time64, int, fd, struct compat_mmsghdr __user *, mmsg,
700 unsigned int, vlen, unsigned int, flags,
701 struct __kernel_timespec __user *, timeout)
703 return __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
704 flags | MSG_CMSG_COMPAT, timeout, NULL);
707 #ifdef CONFIG_COMPAT_32BIT_TIME
708 COMPAT_SYSCALL_DEFINE5(recvmmsg_time32, int, fd, struct compat_mmsghdr __user *, mmsg,
709 unsigned int, vlen, unsigned int, flags,
710 struct old_timespec32 __user *, timeout)
712 return __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
713 flags | MSG_CMSG_COMPAT, NULL, timeout);
717 COMPAT_SYSCALL_DEFINE2(socketcall, int, call, u32 __user *, args)
724 if (call < SYS_SOCKET || call > SYS_SENDMMSG)
730 if (copy_from_user(a, args, len))
733 ret = audit_socketcall_compat(len / sizeof(a[0]), a);
742 ret = __sys_socket(a0, a1, a[2]);
745 ret = __sys_bind(a0, compat_ptr(a1), a[2]);
748 ret = __sys_connect(a0, compat_ptr(a1), a[2]);
751 ret = __sys_listen(a0, a1);
754 ret = __sys_accept4(a0, compat_ptr(a1), compat_ptr(a[2]), 0);
756 case SYS_GETSOCKNAME:
757 ret = __sys_getsockname(a0, compat_ptr(a1), compat_ptr(a[2]));
759 case SYS_GETPEERNAME:
760 ret = __sys_getpeername(a0, compat_ptr(a1), compat_ptr(a[2]));
763 ret = __sys_socketpair(a0, a1, a[2], compat_ptr(a[3]));
766 ret = __sys_sendto(a0, compat_ptr(a1), a[2], a[3], NULL, 0);
769 ret = __sys_sendto(a0, compat_ptr(a1), a[2], a[3],
770 compat_ptr(a[4]), a[5]);
773 ret = __compat_sys_recvfrom(a0, compat_ptr(a1), a[2], a[3],
777 ret = __compat_sys_recvfrom(a0, compat_ptr(a1), a[2], a[3],
782 ret = __sys_shutdown(a0, a1);
785 ret = __compat_sys_setsockopt(a0, a1, a[2],
786 compat_ptr(a[3]), a[4]);
789 ret = __compat_sys_getsockopt(a0, a1, a[2],
794 ret = __compat_sys_sendmsg(a0, compat_ptr(a1), a[2]);
797 ret = __compat_sys_sendmmsg(a0, compat_ptr(a1), a[2], a[3]);
800 ret = __compat_sys_recvmsg(a0, compat_ptr(a1), a[2]);
803 ret = __sys_recvmmsg(a0, compat_ptr(a1), a[2],
804 a[3] | MSG_CMSG_COMPAT, NULL,
808 ret = __sys_accept4(a0, compat_ptr(a1), compat_ptr(a[2]), a[3]);