1 /* SPDX-License-Identifier: GPL-2.0 */
8 #if defined(CONFIG_COMPAT)
10 #include <linux/compat.h>
12 struct 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;
22 struct compat_mmsghdr {
23 struct compat_msghdr msg_hdr;
24 compat_uint_t msg_len;
27 struct compat_cmsghdr {
28 compat_size_t cmsg_len;
29 compat_int_t cmsg_level;
30 compat_int_t cmsg_type;
33 #else /* defined(CONFIG_COMPAT) */
35 * To avoid compiler warnings:
37 #define compat_msghdr msghdr
38 #define compat_mmsghdr mmsghdr
39 #endif /* defined(CONFIG_COMPAT) */
41 int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *,
42 struct sockaddr __user **, struct iovec **);
43 struct sock_fprog __user *get_compat_bpf_fprog(char __user *optval);
44 int put_cmsg_compat(struct msghdr*, int, int, int, void *);
46 int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *,
47 unsigned char *, int);
49 int compat_mc_setsockopt(struct sock *, int, int, char __user *, unsigned int,
50 int (*)(struct sock *, int, int, char __user *,
52 int compat_mc_getsockopt(struct sock *, int, int, char __user *, int __user *,
53 int (*)(struct sock *, int, int, char __user *,
56 #endif /* NET_COMPAT_H */