1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef NET_COMPAT_H
 3#define NET_COMPAT_H
 4
 5
 6struct sock;
 7
 8#if defined(CONFIG_COMPAT)
 9
10#include <linux/compat.h>
11
12struct compat_msghdr {
13	compat_uptr_t	msg_name;	/* void * */
14	compat_int_t	msg_namelen;
15	compat_uptr_t	msg_iov;	/* struct compat_iovec * */
16	compat_size_t	msg_iovlen;
17	compat_uptr_t	msg_control;	/* void * */
18	compat_size_t	msg_controllen;
19	compat_uint_t	msg_flags;
20};
21
22struct compat_mmsghdr {
23	struct compat_msghdr msg_hdr;
24	compat_uint_t        msg_len;
25};
26
27struct compat_cmsghdr {
28	compat_size_t	cmsg_len;
29	compat_int_t	cmsg_level;
30	compat_int_t	cmsg_type;
31};
32
 
 
 
33#else /* defined(CONFIG_COMPAT) */
34/*
35 * To avoid compiler warnings:
36 */
37#define compat_msghdr	msghdr
38#define compat_mmsghdr	mmsghdr
39#endif /* defined(CONFIG_COMPAT) */
40
41int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *,
42		      struct sockaddr __user **, struct iovec **);
43struct sock_fprog __user *get_compat_bpf_fprog(char __user *optval);
44int put_cmsg_compat(struct msghdr*, int, int, int, void *);
45
46int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *,
47				     unsigned char *, int);
48
49int compat_mc_setsockopt(struct sock *, int, int, char __user *, unsigned int,
50			 int (*)(struct sock *, int, int, char __user *,
51				 unsigned int));
52int compat_mc_getsockopt(struct sock *, int, int, char __user *, int __user *,
53			 int (*)(struct sock *, int, int, char __user *,
54				 int __user *));
55
56#endif /* NET_COMPAT_H */

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef NET_COMPAT_H
 3#define NET_COMPAT_H
 4
 5
 6struct sock;
 7
 8#if defined(CONFIG_COMPAT)
 9
10#include <linux/compat.h>
11
12struct compat_msghdr {
13	compat_uptr_t	msg_name;	/* void * */
14	compat_int_t	msg_namelen;
15	compat_uptr_t	msg_iov;	/* struct compat_iovec * */
16	compat_size_t	msg_iovlen;
17	compat_uptr_t	msg_control;	/* void * */
18	compat_size_t	msg_controllen;
19	compat_uint_t	msg_flags;
20};
21
22struct compat_mmsghdr {
23	struct compat_msghdr msg_hdr;
24	compat_uint_t        msg_len;
25};
26
27struct compat_cmsghdr {
28	compat_size_t	cmsg_len;
29	compat_int_t	cmsg_level;
30	compat_int_t	cmsg_type;
31};
32
33int compat_sock_get_timestamp(struct sock *, struct timeval __user *);
34int compat_sock_get_timestampns(struct sock *, struct timespec __user *);
35
36#else /* defined(CONFIG_COMPAT) */
37/*
38 * To avoid compiler warnings:
39 */
40#define compat_msghdr	msghdr
41#define compat_mmsghdr	mmsghdr
42#endif /* defined(CONFIG_COMPAT) */
43
44int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *,
45		      struct sockaddr __user **, struct iovec **);
46struct sock_fprog __user *get_compat_bpf_fprog(char __user *optval);
47int put_cmsg_compat(struct msghdr*, int, int, int, void *);
48
49int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *,
50				     unsigned char *, int);
51
52int compat_mc_setsockopt(struct sock *, int, int, char __user *, unsigned int,
53			 int (*)(struct sock *, int, int, char __user *,
54				 unsigned int));
55int compat_mc_getsockopt(struct sock *, int, int, char __user *, int __user *,
56			 int (*)(struct sock *, int, int, char __user *,
57				 int __user *));
58
59#endif /* NET_COMPAT_H */