| Kyle Swenson | 8d8f654 | 2021-03-15 11:02:55 -0600 | [diff] [blame^] | 1 | #ifndef NET_COMPAT_H |
| 2 | #define NET_COMPAT_H |
| 3 | |
| 4 | |
| 5 | struct sock; |
| 6 | |
| 7 | #if defined(CONFIG_COMPAT) |
| 8 | |
| 9 | #include <linux/compat.h> |
| 10 | |
| 11 | struct 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 | |
| 21 | struct compat_mmsghdr { |
| 22 | struct compat_msghdr msg_hdr; |
| 23 | compat_uint_t msg_len; |
| 24 | }; |
| 25 | |
| 26 | struct compat_cmsghdr { |
| 27 | compat_size_t cmsg_len; |
| 28 | compat_int_t cmsg_level; |
| 29 | compat_int_t cmsg_type; |
| 30 | }; |
| 31 | |
| 32 | int compat_sock_get_timestamp(struct sock *, struct timeval __user *); |
| 33 | int compat_sock_get_timestampns(struct sock *, struct timespec __user *); |
| 34 | |
| 35 | #else /* defined(CONFIG_COMPAT) */ |
| 36 | /* |
| 37 | * To avoid compiler warnings: |
| 38 | */ |
| 39 | #define compat_msghdr msghdr |
| 40 | #define compat_mmsghdr mmsghdr |
| 41 | #endif /* defined(CONFIG_COMPAT) */ |
| 42 | |
| 43 | int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *, |
| 44 | struct sockaddr __user **, struct iovec **); |
| 45 | asmlinkage long compat_sys_sendmsg(int, struct compat_msghdr __user *, |
| 46 | unsigned int); |
| 47 | asmlinkage long compat_sys_sendmmsg(int, struct compat_mmsghdr __user *, |
| 48 | unsigned int, unsigned int); |
| 49 | asmlinkage long compat_sys_recvmsg(int, struct compat_msghdr __user *, |
| 50 | unsigned int); |
| 51 | asmlinkage long compat_sys_recvmmsg(int, struct compat_mmsghdr __user *, |
| 52 | unsigned int, unsigned int, |
| 53 | struct compat_timespec __user *); |
| 54 | asmlinkage long compat_sys_getsockopt(int, int, int, char __user *, |
| 55 | int __user *); |
| 56 | int put_cmsg_compat(struct msghdr*, int, int, int, void *); |
| 57 | |
| 58 | int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *, |
| 59 | unsigned char *, int); |
| 60 | |
| 61 | int compat_mc_setsockopt(struct sock *, int, int, char __user *, unsigned int, |
| 62 | int (*)(struct sock *, int, int, char __user *, |
| 63 | unsigned int)); |
| 64 | int compat_mc_getsockopt(struct sock *, int, int, char __user *, int __user *, |
| 65 | int (*)(struct sock *, int, int, char __user *, |
| 66 | int __user *)); |
| 67 | |
| 68 | #endif /* NET_COMPAT_H */ |