1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 2000 Assar Westerlund
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer
12 * in this position and unchanged.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. The name of the author may not be used to endorse or promote products
17 * derived from this software without specific prior written permission
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 *
30 * $FreeBSD$
31 */
32
33 #ifndef _LINUX_SOCKET_H_
34 #define _LINUX_SOCKET_H_
35
36 /* msg flags in recvfrom/recvmsg */
37
38 #define LINUX_MSG_OOB 0x01
39 #define LINUX_MSG_PEEK 0x02
40 #define LINUX_MSG_DONTROUTE 0x04
41 #define LINUX_MSG_CTRUNC 0x08
42 #define LINUX_MSG_PROXY 0x10
43 #define LINUX_MSG_TRUNC 0x20
44 #define LINUX_MSG_DONTWAIT 0x40
45 #define LINUX_MSG_EOR 0x80
46 #define LINUX_MSG_WAITALL 0x100
47 #define LINUX_MSG_FIN 0x200
48 #define LINUX_MSG_SYN 0x400
49 #define LINUX_MSG_CONFIRM 0x800
50 #define LINUX_MSG_RST 0x1000
51 #define LINUX_MSG_ERRQUEUE 0x2000
52 #define LINUX_MSG_NOSIGNAL 0x4000
53 #define LINUX_MSG_WAITFORONE 0x10000
54 #define LINUX_MSG_CMSG_CLOEXEC 0x40000000
55
56 struct l_msghdr {
57 l_uintptr_t msg_name;
58 l_int msg_namelen;
59 l_uintptr_t msg_iov;
60 l_size_t msg_iovlen;
61 l_uintptr_t msg_control;
62 l_size_t msg_controllen;
63 l_uint msg_flags;
64 };
65
66 struct l_mmsghdr {
67 struct l_msghdr msg_hdr;
68 l_uint msg_len;
69
70 };
71
72 struct l_cmsghdr {
73 l_size_t cmsg_len;
74 l_int cmsg_level;
75 l_int cmsg_type;
76 };
77
78 /* Ancillary data object information macros */
79
80 #define LINUX_CMSG_ALIGN(len) roundup2(len, sizeof(l_ulong))
81 #define LINUX_CMSG_DATA(cmsg) ((void *)((char *)(cmsg) + \
82 LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr))))
83 #define LINUX_CMSG_SPACE(len) (LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr)) + \
84 LINUX_CMSG_ALIGN(len))
85 #define LINUX_CMSG_LEN(len) (LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr)) + \
86 (len))
87 #define LINUX_CMSG_FIRSTHDR(msg) \
88 ((msg)->msg_controllen >= \
89 sizeof(struct l_cmsghdr) ? \
90 (struct l_cmsghdr *) \
91 PTRIN((msg)->msg_control) : \
92 (struct l_cmsghdr *)(NULL))
93 #define LINUX_CMSG_NXTHDR(msg, cmsg) \
94 ((((char *)(cmsg) + \
95 LINUX_CMSG_ALIGN((cmsg)->cmsg_len) + \
96 sizeof(*(cmsg))) > \
97 (((char *)PTRIN((msg)->msg_control)) + \
98 (msg)->msg_controllen)) ? \
99 (struct l_cmsghdr *) NULL : \
100 (struct l_cmsghdr *)((char *)(cmsg) + \
101 LINUX_CMSG_ALIGN((cmsg)->cmsg_len)))
102
103 #define CMSG_HDRSZ CMSG_LEN(0)
104 #define L_CMSG_HDRSZ LINUX_CMSG_LEN(0)
105
106 /* Supported socket types */
107
108 #define LINUX_SOCK_STREAM 1
109 #define LINUX_SOCK_DGRAM 2
110 #define LINUX_SOCK_RAW 3
111 #define LINUX_SOCK_RDM 4
112 #define LINUX_SOCK_SEQPACKET 5
113
114 #define LINUX_SOCK_MAX LINUX_SOCK_SEQPACKET
115
116 #define LINUX_SOCK_TYPE_MASK 0xf
117
118 /* Flags for socket, socketpair, accept4 */
119
120 #define LINUX_SOCK_CLOEXEC LINUX_O_CLOEXEC
121 #define LINUX_SOCK_NONBLOCK LINUX_O_NONBLOCK
122
123 struct l_ucred {
124 uint32_t pid;
125 uint32_t uid;
126 uint32_t gid;
127 };
128
129 #if defined(__i386__) || defined(__arm__) || \
130 (defined(__amd64__) && defined(COMPAT_LINUX32))
131
132 struct linux_accept_args {
133 register_t s;
134 register_t addr;
135 register_t namelen;
136 };
137
138 int linux_accept(struct thread *td, struct linux_accept_args *args);
139
140 /* Operations for socketcall */
141 #define LINUX_SOCKET 1
142 #define LINUX_BIND 2
143 #define LINUX_CONNECT 3
144 #define LINUX_LISTEN 4
145 #define LINUX_ACCEPT 5
146 #define LINUX_GETSOCKNAME 6
147 #define LINUX_GETPEERNAME 7
148 #define LINUX_SOCKETPAIR 8
149 #define LINUX_SEND 9
150 #define LINUX_RECV 10
151 #define LINUX_SENDTO 11
152 #define LINUX_RECVFROM 12
153 #define LINUX_SHUTDOWN 13
154 #define LINUX_SETSOCKOPT 14
155 #define LINUX_GETSOCKOPT 15
156 #define LINUX_SENDMSG 16
157 #define LINUX_RECVMSG 17
158 #define LINUX_ACCEPT4 18
159 #define LINUX_RECVMMSG 19
160 #define LINUX_SENDMMSG 20
161 #define LINUX_SENDFILE 21
162
163 #endif /* __i386__ || __arm__ || (__amd64__ && COMPAT_LINUX32) */
164
165 /* Socket defines */
166 #define LINUX_SOL_SOCKET 1
167
168 #define LINUX_SO_DEBUG 1
169 #define LINUX_SO_REUSEADDR 2
170 #define LINUX_SO_TYPE 3
171 #define LINUX_SO_ERROR 4
172 #define LINUX_SO_DONTROUTE 5
173 #define LINUX_SO_BROADCAST 6
174 #define LINUX_SO_SNDBUF 7
175 #define LINUX_SO_RCVBUF 8
176 #define LINUX_SO_KEEPALIVE 9
177 #define LINUX_SO_OOBINLINE 10
178 #define LINUX_SO_NO_CHECK 11
179 #define LINUX_SO_PRIORITY 12
180 #define LINUX_SO_LINGER 13
181 #define LINUX_SO_REUSEPORT 15
182 #ifndef LINUX_SO_PASSCRED /* powerpc differs */
183 #define LINUX_SO_PASSCRED 16
184 #define LINUX_SO_PEERCRED 17
185 #define LINUX_SO_RCVLOWAT 18
186 #define LINUX_SO_SNDLOWAT 19
187 #define LINUX_SO_RCVTIMEO 20
188 #define LINUX_SO_SNDTIMEO 21
189 #endif
190 #define LINUX_SO_TIMESTAMPO 29
191 #define LINUX_SO_TIMESTAMPN 63
192 #define LINUX_SO_TIMESTAMPNSO 35
193 #define LINUX_SO_TIMESTAMPNSN 64
194 #define LINUX_SO_ACCEPTCONN 30
195 #define LINUX_SO_PEERSEC 31
196 #define LINUX_SO_SNDBUFFORCE 32
197 #define LINUX_SO_RCVBUFFORCE 33
198 #define LINUX_SO_PROTOCOL 38
199 #define LINUX_SO_DOMAIN 39
200 #define LINUX_SO_PEERGROUPS 59
201
202 /* Socket-level control message types */
203
204 #define LINUX_SCM_RIGHTS 0x01
205 #define LINUX_SCM_CREDENTIALS 0x02
206 #define LINUX_SCM_TIMESTAMPO LINUX_SO_TIMESTAMPO
207 #define LINUX_SCM_TIMESTAMPN LINUX_SO_TIMESTAMPN
208 #define LINUX_SCM_TIMESTAMPNSO LINUX_SO_TIMESTAMPNSO
209 #define LINUX_SCM_TIMESTAMPNSN LINUX_SO_TIMESTAMPNSN
210
211 /* Socket options */
212 #define LINUX_IP_TOS 1
213 #define LINUX_IP_TTL 2
214 #define LINUX_IP_HDRINCL 3
215 #define LINUX_IP_OPTIONS 4
216 #define LINUX_IP_ROUTER_ALERT 5
217 #define LINUX_IP_RECVOPTS 6
218 #define LINUX_IP_RETOPTS 7
219 #define LINUX_IP_PKTINFO 8
220 #define LINUX_IP_PKTOPTIONS 9
221 #define LINUX_IP_MTU_DISCOVER 10
222 #define LINUX_IP_RECVERR 11
223 #define LINUX_IP_RECVTTL 12
224 #define LINUX_IP_RECVTOS 13
225 #define LINUX_IP_MTU 14
226 #define LINUX_IP_FREEBIND 15
227 #define LINUX_IP_IPSEC_POLICY 16
228 #define LINUX_IP_XFRM_POLICY 17
229 #define LINUX_IP_PASSSEC 18
230 #define LINUX_IP_TRANSPARENT 19
231
232 #define LINUX_IP_ORIGDSTADDR 20
233 #define LINUX_IP_RECVORIGDSTADDR LINUX_IP_ORIGDSTADDR
234 #define LINUX_IP_MINTTL 21
235 #define LINUX_IP_NODEFRAG 22
236 #define LINUX_IP_CHECKSUM 23
237 #define LINUX_IP_BIND_ADDRESS_NO_PORT 24
238 #define LINUX_IP_RECVFRAGSIZE 25
239
240 #define LINUX_IP_MULTICAST_IF 32
241 #define LINUX_IP_MULTICAST_TTL 33
242 #define LINUX_IP_MULTICAST_LOOP 34
243 #define LINUX_IP_ADD_MEMBERSHIP 35
244 #define LINUX_IP_DROP_MEMBERSHIP 36
245 #define LINUX_IP_UNBLOCK_SOURCE 37
246 #define LINUX_IP_BLOCK_SOURCE 38
247 #define LINUX_IP_ADD_SOURCE_MEMBERSHIP 39
248 #define LINUX_IP_DROP_SOURCE_MEMBERSHIP 40
249 #define LINUX_IP_MSFILTER 41
250
251 #define LINUX_MCAST_JOIN_GROUP 42
252 #define LINUX_MCAST_BLOCK_SOURCE 43
253 #define LINUX_MCAST_UNBLOCK_SOURCE 44
254 #define LINUX_MCAST_LEAVE_GROUP 45
255 #define LINUX_MCAST_JOIN_SOURCE_GROUP 46
256 #define LINUX_MCAST_LEAVE_SOURCE_GROUP 47
257 #define LINUX_MCAST_MSFILTER 48
258 #define LINUX_IP_MULTICAST_ALL 49
259 #define LINUX_IP_UNICAST_IF 50
260
261 #define LINUX_IPV6_ADDRFORM 1
262 #define LINUX_IPV6_2292PKTINFO 2
263 #define LINUX_IPV6_2292HOPOPTS 3
264 #define LINUX_IPV6_2292DSTOPTS 4
265 #define LINUX_IPV6_2292RTHDR 5
266 #define LINUX_IPV6_2292PKTOPTIONS 6
267 #define LINUX_IPV6_CHECKSUM 7
268 #define LINUX_IPV6_2292HOPLIMIT 8
269 #define LINUX_IPV6_NEXTHOP 9
270 #define LINUX_IPV6_AUTHHDR 10
271 #define LINUX_IPV6_FLOWINFO 11
272
273 #define LINUX_IPV6_UNICAST_HOPS 16
274 #define LINUX_IPV6_MULTICAST_IF 17
275 #define LINUX_IPV6_MULTICAST_HOPS 18
276 #define LINUX_IPV6_MULTICAST_LOOP 19
277 #define LINUX_IPV6_ADD_MEMBERSHIP 20
278 #define LINUX_IPV6_DROP_MEMBERSHIP 21
279 #define LINUX_IPV6_ROUTER_ALERT 22
280 #define LINUX_IPV6_MTU_DISCOVER 23
281 #define LINUX_IPV6_MTU 24
282 #define LINUX_IPV6_RECVERR 25
283 #define LINUX_IPV6_V6ONLY 26
284 #define LINUX_IPV6_JOIN_ANYCAST 27
285 #define LINUX_IPV6_LEAVE_ANYCAST 28
286 #define LINUX_IPV6_MULTICAST_ALL 29
287 #define LINUX_IPV6_ROUTER_ALERT_ISOLATE 30
288
289 #define LINUX_IPV6_FLOWLABEL_MGR 32
290 #define LINUX_IPV6_FLOWINFO_SEND 33
291
292 #define LINUX_IPV6_IPSEC_POLICY 34
293 #define LINUX_IPV6_XFRM_POLICY 35
294 #define LINUX_IPV6_HDRINCL 36
295
296 #define LINUX_IPV6_RECVPKTINFO 49
297 #define LINUX_IPV6_PKTINFO 50
298 #define LINUX_IPV6_RECVHOPLIMIT 51
299 #define LINUX_IPV6_HOPLIMIT 52
300 #define LINUX_IPV6_RECVHOPOPTS 53
301 #define LINUX_IPV6_HOPOPTS 54
302 #define LINUX_IPV6_RTHDRDSTOPTS 55
303 #define LINUX_IPV6_RECVRTHDR 56
304 #define LINUX_IPV6_RTHDR 57
305 #define LINUX_IPV6_RECVDSTOPTS 58
306 #define LINUX_IPV6_DSTOPTS 59
307 #define LINUX_IPV6_RECVPATHMTU 60
308 #define LINUX_IPV6_PATHMTU 61
309 #define LINUX_IPV6_DONTFRAG 62
310
311 #define LINUX_IPV6_AUTOFLOWLABEL 70
312 #define LINUX_IPV6_ADDR_PREFERENCES 72
313 #define LINUX_IPV6_MINHOPCOUNT 73
314 #define LINUX_IPV6_ORIGDSTADDR 74
315 #define LINUX_IPV6_TRANSPARENT 75
316 #define LINUX_IPV6_UNICAST_IF 76
317 #define LINUX_IPV6_RECVFRAGSIZE 77
318 #define LINUX_IPV6_FREEBIND 78
319
320 #define LINUX_TCP_NODELAY 1
321 #define LINUX_TCP_MAXSEG 2
322 #define LINUX_TCP_CORK 3
323 #define LINUX_TCP_KEEPIDLE 4
324 #define LINUX_TCP_KEEPINTVL 5
325 #define LINUX_TCP_KEEPCNT 6
326 #define LINUX_TCP_INFO 11
327 #define LINUX_TCP_MD5SIG 14
328
329 #endif /* _LINUX_SOCKET_H_ */
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