linux_socket.h revision 293588 
1/*-
2 * Copyright (c) 2000 Assar Westerlund
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer
10 *    in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 *    derived from this software without specific prior written permission
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD: stable/10/sys/compat/linux/linux_socket.h 293588 2016-01-09 17:50:13Z dchagin $
29 */
30
31#ifndef _LINUX_SOCKET_H_
32#define _LINUX_SOCKET_H_
33
34/* msg flags in recvfrom/recvmsg */
35
36#define LINUX_MSG_OOB		0x01
37#define LINUX_MSG_PEEK		0x02
38#define LINUX_MSG_DONTROUTE	0x04
39#define LINUX_MSG_CTRUNC	0x08
40#define LINUX_MSG_PROXY		0x10
41#define LINUX_MSG_TRUNC		0x20
42#define LINUX_MSG_DONTWAIT	0x40
43#define LINUX_MSG_EOR		0x80
44#define LINUX_MSG_WAITALL	0x100
45#define LINUX_MSG_FIN		0x200
46#define LINUX_MSG_SYN		0x400
47#define LINUX_MSG_CONFIRM	0x800
48#define LINUX_MSG_RST		0x1000
49#define LINUX_MSG_ERRQUEUE	0x2000
50#define LINUX_MSG_NOSIGNAL	0x4000
51#define LINUX_MSG_WAITFORONE	0x10000
52#define LINUX_MSG_CMSG_CLOEXEC	0x40000000
53
54/* Socket-level control message types */
55
56#define LINUX_SCM_RIGHTS	0x01
57#define LINUX_SCM_CREDENTIALS   0x02
58
59struct l_msghdr {
60	l_uintptr_t	msg_name;
61	l_int		msg_namelen;
62	l_uintptr_t	msg_iov;
63	l_size_t	msg_iovlen;
64	l_uintptr_t	msg_control;
65	l_size_t	msg_controllen;
66	l_uint		msg_flags;
67};
68
69struct l_mmsghdr {
70	struct l_msghdr	msg_hdr;
71	l_uint		msg_len;
72
73};
74
75struct l_cmsghdr {
76	l_size_t	cmsg_len;
77	l_int		cmsg_level;
78	l_int		cmsg_type;
79};
80
81/* Ancilliary data object information macros */
82
83#define LINUX_CMSG_ALIGN(len)	roundup2(len, sizeof(l_ulong))
84#define LINUX_CMSG_DATA(cmsg)	((void *)((char *)(cmsg) + \
85				    LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr))))
86#define LINUX_CMSG_SPACE(len)	(LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr)) + \
87				    LINUX_CMSG_ALIGN(len))
88#define LINUX_CMSG_LEN(len)	(LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr)) + \
89				    (len))
90#define LINUX_CMSG_FIRSTHDR(msg) \
91				((msg)->msg_controllen >= \
92				    sizeof(struct l_cmsghdr) ? \
93				    (struct l_cmsghdr *) \
94				        PTRIN((msg)->msg_control) : \
95				    (struct l_cmsghdr *)(NULL))
96#define LINUX_CMSG_NXTHDR(msg, cmsg) \
97				((((char *)(cmsg) + \
98				    LINUX_CMSG_ALIGN((cmsg)->cmsg_len) + \
99				    sizeof(*(cmsg))) > \
100				    (((char *)PTRIN((msg)->msg_control)) + \
101				    (msg)->msg_controllen)) ? \
102				    (struct l_cmsghdr *) NULL : \
103				    (struct l_cmsghdr *)((char *)(cmsg) + \
104				    LINUX_CMSG_ALIGN((cmsg)->cmsg_len)))
105
106#define CMSG_HDRSZ		CMSG_LEN(0)
107#define L_CMSG_HDRSZ		LINUX_CMSG_LEN(0)
108
109/* Supported address families */
110
111#define	LINUX_AF_UNSPEC		0
112#define	LINUX_AF_UNIX		1
113#define	LINUX_AF_INET		2
114#define	LINUX_AF_AX25		3
115#define	LINUX_AF_IPX		4
116#define	LINUX_AF_APPLETALK	5
117#define	LINUX_AF_INET6		10
118
119/* Supported socket types */
120
121#define	LINUX_SOCK_STREAM	1
122#define	LINUX_SOCK_DGRAM	2
123#define	LINUX_SOCK_RAW		3
124#define	LINUX_SOCK_RDM		4
125#define	LINUX_SOCK_SEQPACKET	5
126
127#define	LINUX_SOCK_MAX		LINUX_SOCK_SEQPACKET
128
129#define	LINUX_SOCK_TYPE_MASK	0xf
130
131/* Flags for socket, socketpair, accept4 */
132
133#define	LINUX_SOCK_CLOEXEC	LINUX_O_CLOEXEC
134#define	LINUX_SOCK_NONBLOCK	LINUX_O_NONBLOCK
135
136struct l_ucred {
137	uint32_t	pid;
138	uint32_t	uid;
139	uint32_t	gid;
140};
141
142#if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32))
143
144struct linux_sendto_args {
145	int s;
146	l_uintptr_t msg;
147	int len;
148	int flags;
149	l_uintptr_t to;
150	int tolen;
151};
152
153struct linux_socket_args {
154	int domain;
155	int type;
156	int protocol;
157};
158
159struct linux_bind_args {
160	int s;
161	l_uintptr_t name;
162	int namelen;
163};
164
165struct linux_connect_args {
166	int s;
167	l_uintptr_t name;
168	int namelen;
169};
170
171struct linux_listen_args {
172	int s;
173	int backlog;
174};
175
176struct linux_accept_args {
177	int s;
178	l_uintptr_t addr;
179	l_uintptr_t namelen;
180};
181
182struct linux_accept4_args {
183	int s;
184	l_uintptr_t addr;
185	l_uintptr_t namelen;
186	int flags;
187};
188
189struct linux_getsockname_args {
190	int s;
191	l_uintptr_t addr;
192	l_uintptr_t namelen;
193};
194
195struct linux_getpeername_args {
196	int s;
197	l_uintptr_t addr;
198	l_uintptr_t namelen;
199};
200
201struct linux_socketpair_args {
202	int domain;
203	int type;
204	int protocol;
205	l_uintptr_t rsv;
206};
207
208struct linux_recvfrom_args {
209	int s;
210	l_uintptr_t buf;
211	int len;
212	int flags;
213	l_uintptr_t from;
214	l_uintptr_t fromlen;
215};
216
217struct linux_sendmsg_args {
218	int s;
219	l_uintptr_t msg;
220	int flags;
221};
222
223struct linux_recvmsg_args {
224	int s;
225	l_uintptr_t msg;
226	int flags;
227};
228
229struct linux_shutdown_args {
230	int s;
231	int how;
232};
233
234struct linux_setsockopt_args {
235	int s;
236	int level;
237	int optname;
238	l_uintptr_t optval;
239	int optlen;
240};
241
242struct linux_getsockopt_args {
243	int s;
244	int level;
245	int optname;
246	l_uintptr_t optval;
247	l_uintptr_t optlen;
248};
249
250int linux_socket(struct thread *td, struct linux_socket_args *args);
251int linux_bind(struct thread *td, struct linux_bind_args *args);
252int linux_connect(struct thread *, struct linux_connect_args *);
253int linux_listen(struct thread *td, struct linux_listen_args *args);
254int linux_accept(struct thread *td, struct linux_accept_args *args);
255int linux_accept4(struct thread *td, struct linux_accept4_args *args);
256int linux_getsockname(struct thread *td, struct linux_getsockname_args *args);
257int linux_getpeername(struct thread *td, struct linux_getpeername_args *args);
258int linux_socketpair(struct thread *td, struct linux_socketpair_args *args);
259int linux_sendto(struct thread *td, struct linux_sendto_args *args);
260int linux_recvfrom(struct thread *td, struct linux_recvfrom_args *args);
261int linux_sendmsg(struct thread *td, struct linux_sendmsg_args *args);
262int linux_recvmsg(struct thread *td, struct linux_recvmsg_args *args);
263int linux_shutdown(struct thread *td, struct linux_shutdown_args *args);
264int linux_setsockopt(struct thread *td, struct linux_setsockopt_args *args);
265int linux_getsockopt(struct thread *td, struct linux_getsockopt_args *args);
266
267#endif /* __i386__ || (__amd64__ && COMPAT_LINUX32) */
268
269/* Operations for socketcall */
270
271#define	LINUX_SOCKET 		1
272#define	LINUX_BIND		2
273#define	LINUX_CONNECT 		3
274#define	LINUX_LISTEN 		4
275#define	LINUX_ACCEPT 		5
276#define	LINUX_GETSOCKNAME	6
277#define	LINUX_GETPEERNAME	7
278#define	LINUX_SOCKETPAIR	8
279#define	LINUX_SEND		9
280#define	LINUX_RECV		10
281#define	LINUX_SENDTO 		11
282#define	LINUX_RECVFROM 		12
283#define	LINUX_SHUTDOWN 		13
284#define	LINUX_SETSOCKOPT	14
285#define	LINUX_GETSOCKOPT	15
286#define	LINUX_SENDMSG		16
287#define	LINUX_RECVMSG		17
288#define	LINUX_ACCEPT4		18
289#define	LINUX_RECVMMSG		19
290#define	LINUX_SENDMMSG		20
291
292/* Socket options */
293#define	LINUX_IP_TOS		1
294#define	LINUX_IP_TTL		2
295#define	LINUX_IP_HDRINCL	3
296#define	LINUX_IP_OPTIONS	4
297
298#define	LINUX_IP_MULTICAST_IF		32
299#define	LINUX_IP_MULTICAST_TTL		33
300#define	LINUX_IP_MULTICAST_LOOP		34
301#define	LINUX_IP_ADD_MEMBERSHIP		35
302#define	LINUX_IP_DROP_MEMBERSHIP	36
303
304#define	LINUX_TCP_NODELAY	1
305#define	LINUX_TCP_MAXSEG	2
306#define	LINUX_TCP_KEEPIDLE	4
307#define	LINUX_TCP_KEEPINTVL	5
308#define	LINUX_TCP_KEEPCNT	6
309#define	LINUX_TCP_MD5SIG	14
310
311#endif /* _LINUX_SOCKET_H_ */
312