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_cmsghdr { 22 compat_size_t cmsg_len; 23 compat_int_t cmsg_level; 24 compat_int_t cmsg_type; 25 }; 26 27 extern int compat_sock_get_timestamp(struct sock *, struct timeval __user *); 28 extern 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 34 extern int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *); 35 extern int verify_compat_iovec(struct msghdr *, struct iovec *, struct sockaddr *, int); 36 extern asmlinkage long compat_sys_sendmsg(int,struct compat_msghdr __user *,unsigned); 37 extern asmlinkage long compat_sys_recvmsg(int,struct compat_msghdr __user *,unsigned); 38 extern asmlinkage long compat_sys_getsockopt(int, int, int, char __user *, int __user *); 39 extern int put_cmsg_compat(struct msghdr*, int, int, int, void *); 40 41 extern int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *, unsigned char *, int); 42 43 extern int compat_mc_setsockopt(struct sock *, int, int, char __user *, int, 44 int (*)(struct sock *, int, int, char __user *, int)); 45 extern int compat_mc_getsockopt(struct sock *, int, int, char __user *, 46 int __user *, int (*)(struct sock *, int, int, char __user *, 47 int __user *)); 48 49 #endif /* NET_COMPAT_H */ 50