linux_socket.h revision 283413 
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: head/sys/compat/linux/linux_socket.h 283413 2015-05-24 15:41:27Z 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_CMSG_CLOEXEC	0x40000000
52
53/* Socket-level control message types */
54
55#define LINUX_SCM_RIGHTS	0x01
56#define LINUX_SCM_CREDENTIALS   0x02
57
58/* Ancilliary data object information macros */
59
60#define LINUX_CMSG_ALIGN(len)	roundup2(len, sizeof(l_ulong))
61#define LINUX_CMSG_DATA(cmsg)	((void *)((char *)(cmsg) + \
62				    LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr))))
63#define LINUX_CMSG_SPACE(len)	(LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr)) + \
64				    LINUX_CMSG_ALIGN(len))
65#define LINUX_CMSG_LEN(len)	(LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr)) + \
66				    (len))
67#define LINUX_CMSG_FIRSTHDR(msg) \
68				((msg)->msg_controllen >= \
69				    sizeof(struct l_cmsghdr) ? \
70				    (struct l_cmsghdr *) \
71				        PTRIN((msg)->msg_control) : \
72				    (struct l_cmsghdr *)(NULL))
73#define LINUX_CMSG_NXTHDR(msg, cmsg) \
74				((((char *)(cmsg) + \
75				    LINUX_CMSG_ALIGN((cmsg)->cmsg_len) + \
76				    sizeof(*(cmsg))) > \
77				    (((char *)PTRIN((msg)->msg_control)) + \
78				    (msg)->msg_controllen)) ? \
79				    (struct l_cmsghdr *) NULL : \
80				    (struct l_cmsghdr *)((char *)(cmsg) + \
81				    LINUX_CMSG_ALIGN((cmsg)->cmsg_len)))
82
83#define CMSG_HDRSZ		CMSG_LEN(0)
84#define L_CMSG_HDRSZ		LINUX_CMSG_LEN(0)
85
86/* Supported address families */
87
88#define	LINUX_AF_UNSPEC		0
89#define	LINUX_AF_UNIX		1
90#define	LINUX_AF_INET		2
91#define	LINUX_AF_AX25		3
92#define	LINUX_AF_IPX		4
93#define	LINUX_AF_APPLETALK	5
94#define	LINUX_AF_INET6		10
95
96/* Supported socket types */
97
98#define	LINUX_SOCK_STREAM	1
99#define	LINUX_SOCK_DGRAM	2
100#define	LINUX_SOCK_RAW		3
101#define	LINUX_SOCK_RDM		4
102#define	LINUX_SOCK_SEQPACKET	5
103
104#define	LINUX_SOCK_MAX		LINUX_SOCK_SEQPACKET
105
106#define	LINUX_SOCK_TYPE_MASK	0xf
107
108/* Flags for socket, socketpair, accept4 */
109
110#define	LINUX_SOCK_CLOEXEC	LINUX_O_CLOEXEC
111#define	LINUX_SOCK_NONBLOCK	LINUX_O_NONBLOCK
112
113struct l_ucred {
114	uint32_t	pid;
115	uint32_t	uid;
116	uint32_t	gid;
117};
118
119#if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32))
120
121struct linux_sendto_args {
122	int s;
123	l_uintptr_t msg;
124	int len;
125	int flags;
126	l_uintptr_t to;
127	int tolen;
128};
129
130struct linux_socket_args {
131	int domain;
132	int type;
133	int protocol;
134};
135
136struct linux_bind_args {
137	int s;
138	l_uintptr_t name;
139	int namelen;
140};
141
142struct linux_connect_args {
143	int s;
144	l_uintptr_t name;
145	int namelen;
146};
147
148struct linux_listen_args {
149	int s;
150	int backlog;
151};
152
153struct linux_accept_args {
154	int s;
155	l_uintptr_t addr;
156	l_uintptr_t namelen;
157};
158
159struct linux_accept4_args {
160	int s;
161	l_uintptr_t addr;
162	l_uintptr_t namelen;
163	int flags;
164};
165
166struct linux_getsockname_args {
167	int s;
168	l_uintptr_t addr;
169	l_uintptr_t namelen;
170};
171
172struct linux_getpeername_args {
173	int s;
174	l_uintptr_t addr;
175	l_uintptr_t namelen;
176};
177
178struct linux_socketpair_args {
179	int domain;
180	int type;
181	int protocol;
182	l_uintptr_t rsv;
183};
184
185struct linux_recvfrom_args {
186	int s;
187	l_uintptr_t buf;
188	int len;
189	int flags;
190	l_uintptr_t from;
191	l_uintptr_t fromlen;
192};
193
194struct linux_sendmsg_args {
195	int s;
196	l_uintptr_t msg;
197	int flags;
198};
199
200struct linux_recvmsg_args {
201	int s;
202	l_uintptr_t msg;
203	int flags;
204};
205
206struct linux_shutdown_args {
207	int s;
208	int how;
209};
210
211struct linux_setsockopt_args {
212	int s;
213	int level;
214	int optname;
215	l_uintptr_t optval;
216	int optlen;
217};
218
219struct linux_getsockopt_args {
220	int s;
221	int level;
222	int optname;
223	l_uintptr_t optval;
224	l_uintptr_t optlen;
225};
226
227int linux_socket(struct thread *td, struct linux_socket_args *args);
228int linux_bind(struct thread *td, struct linux_bind_args *args);
229int linux_connect(struct thread *, struct linux_connect_args *);
230int linux_listen(struct thread *td, struct linux_listen_args *args);
231int linux_accept(struct thread *td, struct linux_accept_args *args);
232int linux_accept4(struct thread *td, struct linux_accept4_args *args);
233int linux_getsockname(struct thread *td, struct linux_getsockname_args *args);
234int linux_getpeername(struct thread *td, struct linux_getpeername_args *args);
235int linux_socketpair(struct thread *td, struct linux_socketpair_args *args);
236int linux_sendto(struct thread *td, struct linux_sendto_args *args);
237int linux_recvfrom(struct thread *td, struct linux_recvfrom_args *args);
238int linux_sendmsg(struct thread *td, struct linux_sendmsg_args *args);
239int linux_recvmsg(struct thread *td, struct linux_recvmsg_args *args);
240int linux_shutdown(struct thread *td, struct linux_shutdown_args *args);
241int linux_setsockopt(struct thread *td, struct linux_setsockopt_args *args);
242int linux_getsockopt(struct thread *td, struct linux_getsockopt_args *args);
243
244#endif /* __i386__ || (__amd64__ && COMPAT_LINUX32) */
245
246/* Operations for socketcall */
247
248#define	LINUX_SOCKET 		1
249#define	LINUX_BIND		2
250#define	LINUX_CONNECT 		3
251#define	LINUX_LISTEN 		4
252#define	LINUX_ACCEPT 		5
253#define	LINUX_GETSOCKNAME	6
254#define	LINUX_GETPEERNAME	7
255#define	LINUX_SOCKETPAIR	8
256#define	LINUX_SEND		9
257#define	LINUX_RECV		10
258#define	LINUX_SENDTO 		11
259#define	LINUX_RECVFROM 		12
260#define	LINUX_SHUTDOWN 		13
261#define	LINUX_SETSOCKOPT	14
262#define	LINUX_GETSOCKOPT	15
263#define	LINUX_SENDMSG		16
264#define	LINUX_RECVMSG		17
265#define	LINUX_ACCEPT4		18
266
267/* Socket options */
268#define	LINUX_IP_TOS		1
269#define	LINUX_IP_TTL		2
270#define	LINUX_IP_HDRINCL	3
271#define	LINUX_IP_OPTIONS	4
272
273#define	LINUX_IP_MULTICAST_IF		32
274#define	LINUX_IP_MULTICAST_TTL		33
275#define	LINUX_IP_MULTICAST_LOOP		34
276#define	LINUX_IP_ADD_MEMBERSHIP		35
277#define	LINUX_IP_DROP_MEMBERSHIP	36
278
279#define	LINUX_TCP_NODELAY	1
280#define	LINUX_TCP_MAXSEG	2
281#define	LINUX_TCP_KEEPIDLE	4
282#define	LINUX_TCP_KEEPINTVL	5
283#define	LINUX_TCP_KEEPCNT	6
284#define	LINUX_TCP_MD5SIG	14
285
286#endif /* _LINUX_SOCKET_H_ */
287