From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andr=C3=A9=20Fabian=20Silva=20Delgado?= Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- include/net/compat.h | 68 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) create mode 100644 include/net/compat.h (limited to 'include/net/compat.h') diff --git a/include/net/compat.h b/include/net/compat.h new file mode 100644 index 000000000..48103cf94 --- /dev/null +++ b/include/net/compat.h @@ -0,0 +1,68 @@ +#ifndef NET_COMPAT_H +#define NET_COMPAT_H + + +struct sock; + +#if defined(CONFIG_COMPAT) + +#include + +struct compat_msghdr { + compat_uptr_t msg_name; /* void * */ + compat_int_t msg_namelen; + compat_uptr_t msg_iov; /* struct compat_iovec * */ + compat_size_t msg_iovlen; + compat_uptr_t msg_control; /* void * */ + compat_size_t msg_controllen; + compat_uint_t msg_flags; +}; + +struct compat_mmsghdr { + struct compat_msghdr msg_hdr; + compat_uint_t msg_len; +}; + +struct compat_cmsghdr { + compat_size_t cmsg_len; + compat_int_t cmsg_level; + compat_int_t cmsg_type; +}; + +int compat_sock_get_timestamp(struct sock *, struct timeval __user *); +int compat_sock_get_timestampns(struct sock *, struct timespec __user *); + +#else /* defined(CONFIG_COMPAT) */ +/* + * To avoid compiler warnings: + */ +#define compat_msghdr msghdr +#define compat_mmsghdr mmsghdr +#endif /* defined(CONFIG_COMPAT) */ + +int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *, + struct sockaddr __user **, struct iovec **); +asmlinkage long compat_sys_sendmsg(int, struct compat_msghdr __user *, + unsigned int); +asmlinkage long compat_sys_sendmmsg(int, struct compat_mmsghdr __user *, + unsigned int, unsigned int); +asmlinkage long compat_sys_recvmsg(int, struct compat_msghdr __user *, + unsigned int); +asmlinkage long compat_sys_recvmmsg(int, struct compat_mmsghdr __user *, + unsigned int, unsigned int, + struct compat_timespec __user *); +asmlinkage long compat_sys_getsockopt(int, int, int, char __user *, + int __user *); +int put_cmsg_compat(struct msghdr*, int, int, int, void *); + +int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *, + unsigned char *, int); + +int compat_mc_setsockopt(struct sock *, int, int, char __user *, unsigned int, + int (*)(struct sock *, int, int, char __user *, + unsigned int)); +int compat_mc_getsockopt(struct sock *, int, int, char __user *, int __user *, + int (*)(struct sock *, int, int, char __user *, + int __user *)); + +#endif /* NET_COMPAT_H */ -- cgit v1.2.3