[mirror_ubuntu-artful-kernel.git] / include / net / compat.h

#ifndef NET_COMPAT_H
#define NET_COMPAT_H


struct sock;

#if defined(CONFIG_COMPAT)

#include <linux/compat.h>

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 **);
struct sock_fprog __user *get_compat_bpf_fprog(char __user *optval);
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 */
Commit	Line	Data
1da177e4 LT	1	#ifndef NET_COMPAT_H
	2	#define NET_COMPAT_H
	3
1da177e4	4
29f767a2 AM	5	struct sock;
29f767a2 AM	6
1da177e4 LT	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
a2e27255 ACM	21	struct compat_mmsghdr {
	22	struct compat_msghdr msg_hdr;
	23	compat_uint_t msg_len;
	24	};
	25
1da177e4 LT	26	struct compat_cmsghdr {
	27	compat_size_t cmsg_len;
	28	compat_int_t cmsg_level;
	29	compat_int_t cmsg_type;
	30	};
	31
e8d895a4 JP	32	int compat_sock_get_timestamp(struct sock , struct timeval __user );
e8d895a4 JP	33	int compat_sock_get_timestampns(struct sock , struct timespec __user );
f0ac2614	34
1da177e4	35	#else /* defined(CONFIG_COMPAT) */
74887977 ACM	36	/*
	37	* To avoid compiler warnings:
	38	*/
	39	#define compat_msghdr msghdr
	40	#define compat_mmsghdr mmsghdr
1da177e4 LT	41	#endif /* defined(CONFIG_COMPAT) */
1da177e4 LT	42
da184284	43	int get_compat_msghdr(struct msghdr , struct compat_msghdr __user ,
08adb7da	44	struct sockaddr __user , struct iovec );
719c44d3	45	struct sock_fprog __user get_compat_bpf_fprog(char __user optval);
e8d895a4 JP	46	asmlinkage long compat_sys_sendmsg(int, struct compat_msghdr __user *,
	47	unsigned int);
	48	asmlinkage long compat_sys_sendmmsg(int, struct compat_mmsghdr __user *,
	49	unsigned int, unsigned int);
	50	asmlinkage long compat_sys_recvmsg(int, struct compat_msghdr __user *,
	51	unsigned int);
	52	asmlinkage long compat_sys_recvmmsg(int, struct compat_mmsghdr __user *,
	53	unsigned int, unsigned int,
	54	struct compat_timespec __user *);
	55	asmlinkage long compat_sys_getsockopt(int, int, int, char __user *,
	56	int __user *);
	57	int put_cmsg_compat(struct msghdr, int, int, int, void );
	58
	59	int cmsghdr_from_user_compat_to_kern(struct msghdr , struct sock ,
	60	unsigned char *, int);
	61
	62	int compat_mc_setsockopt(struct sock , int, int, char __user , unsigned int,
	63	int ()(struct sock , int, int, char __user *,
	64	unsigned int));
	65	int compat_mc_getsockopt(struct sock , int, int, char __user , int __user *,
	66	int ()(struct sock , int, int, char __user *,
	67	int __user *));
dae50295	68
1da177e4	69	#endif /* NET_COMPAT_H */