1#ifndef NET_COMPAT_H
2#define NET_COMPAT_H
3
4
5struct sock;
6
7#if defined(CONFIG_COMPAT)
8
9#include <linux/compat.h>
10
11struct compat_msghdr {
12	compat_uptr_t	msg_name;	/* void * */
13	compat_int_t	msg_namelen;
14	compat_uptr_t	msg_iov;	/* struct compat_iovec * */
15	compat_size_t	msg_iovlen;
16	compat_uptr_t	msg_control;	/* void * */
17	compat_size_t	msg_controllen;
18	compat_uint_t	msg_flags;
19};
20
21struct compat_cmsghdr {
22	compat_size_t	cmsg_len;
23	compat_int_t	cmsg_level;
24	compat_int_t	cmsg_type;
25};
26
27extern int compat_sock_get_timestamp(struct sock *, struct timeval __user *);
28extern int compat_sock_get_timestampns(struct sock *, struct timespec __user *);
29
30#else /* defined(CONFIG_COMPAT) */
31#define compat_msghdr	msghdr		/* to avoid compiler warnings */
32#endif /* defined(CONFIG_COMPAT) */
33
34extern int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *);
35extern int verify_compat_iovec(struct msghdr *, struct iovec *, char *, int);
36extern asmlinkage long compat_sys_sendmsg(int,struct compat_msghdr __user *,unsigned);
37extern asmlinkage long compat_sys_recvmsg(int,struct compat_msghdr __user *,unsigned);
38extern asmlinkage long compat_sys_getsockopt(int, int, int, char __user *, int __user *);
39extern int put_cmsg_compat(struct msghdr*, int, int, int, void *);
40
41extern int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *, unsigned char *, int);
42
43#endif /* NET_COMPAT_H */
44