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;
13 compat_int_t msg_namelen;
14 compat_uptr_t msg_iov;
15 compat_size_t msg_iovlen;
16 compat_uptr_t msg_control;
17 compat_size_t msg_controllen;
18 compat_uint_t msg_flags;
19};
20
21struct compat_mmsghdr {
22 struct compat_msghdr msg_hdr;
23 compat_uint_t msg_len;
24};
25
26struct compat_cmsghdr {
27 compat_size_t cmsg_len;
28 compat_int_t cmsg_level;
29 compat_int_t cmsg_type;
30};
31
32extern int compat_sock_get_timestamp(struct sock *, struct timeval __user *);
33extern int compat_sock_get_timestampns(struct sock *, struct timespec __user *);
34
35#else
36
37
38
39#define compat_msghdr msghdr
40#define compat_mmsghdr mmsghdr
41#endif
42
43extern int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *);
44extern int verify_compat_iovec(struct msghdr *, struct iovec *, struct sockaddr *, int);
45extern asmlinkage long compat_sys_sendmsg(int,struct compat_msghdr __user *,unsigned);
46extern asmlinkage long compat_sys_recvmsg(int,struct compat_msghdr __user *,unsigned);
47extern asmlinkage long compat_sys_recvmmsg(int, struct compat_mmsghdr __user *,
48 unsigned, unsigned,
49 struct compat_timespec __user *);
50extern asmlinkage long compat_sys_getsockopt(int, int, int, char __user *, int __user *);
51extern int put_cmsg_compat(struct msghdr*, int, int, int, void *);
52
53extern int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *, unsigned char *, int);
54
55extern int compat_mc_setsockopt(struct sock *, int, int, char __user *, unsigned int,
56 int (*)(struct sock *, int, int, char __user *, unsigned int));
57extern int compat_mc_getsockopt(struct sock *, int, int, char __user *,
58 int __user *, int (*)(struct sock *, int, int, char __user *,
59 int __user *));
60
61#endif
62