2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 2000 Assar Westerlund
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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
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.
33 #ifndef _LINUX_SOCKET_H_
34 #define _LINUX_SOCKET_H_
36 /* msg flags in recvfrom/recvmsg */
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
56 /* Socket-level control message types */
58 #define LINUX_SCM_RIGHTS 0x01
59 #define LINUX_SCM_CREDENTIALS 0x02
60 #define LINUX_SCM_TIMESTAMP 0x1D
67 l_uintptr_t msg_control;
68 l_size_t msg_controllen;
73 struct l_msghdr msg_hdr;
84 /* Ancillary data object information macros */
86 #define LINUX_CMSG_ALIGN(len) roundup2(len, sizeof(l_ulong))
87 #define LINUX_CMSG_DATA(cmsg) ((void *)((char *)(cmsg) + \
88 LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr))))
89 #define LINUX_CMSG_SPACE(len) (LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr)) + \
90 LINUX_CMSG_ALIGN(len))
91 #define LINUX_CMSG_LEN(len) (LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr)) + \
93 #define LINUX_CMSG_FIRSTHDR(msg) \
94 ((msg)->msg_controllen >= \
95 sizeof(struct l_cmsghdr) ? \
96 (struct l_cmsghdr *) \
97 PTRIN((msg)->msg_control) : \
98 (struct l_cmsghdr *)(NULL))
99 #define LINUX_CMSG_NXTHDR(msg, cmsg) \
100 ((((char *)(cmsg) + \
101 LINUX_CMSG_ALIGN((cmsg)->cmsg_len) + \
103 (((char *)PTRIN((msg)->msg_control)) + \
104 (msg)->msg_controllen)) ? \
105 (struct l_cmsghdr *) NULL : \
106 (struct l_cmsghdr *)((char *)(cmsg) + \
107 LINUX_CMSG_ALIGN((cmsg)->cmsg_len)))
109 #define CMSG_HDRSZ CMSG_LEN(0)
110 #define L_CMSG_HDRSZ LINUX_CMSG_LEN(0)
112 /* Supported address families */
114 #define LINUX_AF_UNSPEC 0
115 #define LINUX_AF_UNIX 1
116 #define LINUX_AF_INET 2
117 #define LINUX_AF_AX25 3
118 #define LINUX_AF_IPX 4
119 #define LINUX_AF_APPLETALK 5
120 #define LINUX_AF_INET6 10
122 /* Supported socket types */
124 #define LINUX_SOCK_STREAM 1
125 #define LINUX_SOCK_DGRAM 2
126 #define LINUX_SOCK_RAW 3
127 #define LINUX_SOCK_RDM 4
128 #define LINUX_SOCK_SEQPACKET 5
130 #define LINUX_SOCK_MAX LINUX_SOCK_SEQPACKET
132 #define LINUX_SOCK_TYPE_MASK 0xf
134 /* Flags for socket, socketpair, accept4 */
136 #define LINUX_SOCK_CLOEXEC LINUX_O_CLOEXEC
137 #define LINUX_SOCK_NONBLOCK LINUX_O_NONBLOCK
145 #if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32))
146 struct linux_accept_args {
152 int linux_accept(struct thread *td, struct linux_accept_args *args);
154 /* Operations for socketcall */
155 #define LINUX_SOCKET 1
157 #define LINUX_CONNECT 3
158 #define LINUX_LISTEN 4
159 #define LINUX_ACCEPT 5
160 #define LINUX_GETSOCKNAME 6
161 #define LINUX_GETPEERNAME 7
162 #define LINUX_SOCKETPAIR 8
164 #define LINUX_RECV 10
165 #define LINUX_SENDTO 11
166 #define LINUX_RECVFROM 12
167 #define LINUX_SHUTDOWN 13
168 #define LINUX_SETSOCKOPT 14
169 #define LINUX_GETSOCKOPT 15
170 #define LINUX_SENDMSG 16
171 #define LINUX_RECVMSG 17
172 #define LINUX_ACCEPT4 18
173 #define LINUX_RECVMMSG 19
174 #define LINUX_SENDMMSG 20
175 #endif /* __i386__ || (__amd64__ && COMPAT_LINUX32) */
178 #define LINUX_SOL_SOCKET 1
179 #define LINUX_SOL_IP 0
180 #define LINUX_SOL_TCP 6
181 #define LINUX_SOL_UDP 17
182 #define LINUX_SOL_IPV6 41
183 #define LINUX_SOL_IPX 256
184 #define LINUX_SOL_AX25 257
186 #define LINUX_SO_DEBUG 1
187 #define LINUX_SO_REUSEADDR 2
188 #define LINUX_SO_TYPE 3
189 #define LINUX_SO_ERROR 4
190 #define LINUX_SO_DONTROUTE 5
191 #define LINUX_SO_BROADCAST 6
192 #define LINUX_SO_SNDBUF 7
193 #define LINUX_SO_RCVBUF 8
194 #define LINUX_SO_KEEPALIVE 9
195 #define LINUX_SO_OOBINLINE 10
196 #define LINUX_SO_NO_CHECK 11
197 #define LINUX_SO_PRIORITY 12
198 #define LINUX_SO_LINGER 13
199 #ifndef LINUX_SO_PASSCRED /* powerpc differs */
200 #define LINUX_SO_PASSCRED 16
201 #define LINUX_SO_PEERCRED 17
202 #define LINUX_SO_RCVLOWAT 18
203 #define LINUX_SO_SNDLOWAT 19
204 #define LINUX_SO_RCVTIMEO 20
205 #define LINUX_SO_SNDTIMEO 21
207 #define LINUX_SO_TIMESTAMP 29
208 #define LINUX_SO_ACCEPTCONN 30
211 #define LINUX_IP_TOS 1
212 #define LINUX_IP_TTL 2
213 #define LINUX_IP_HDRINCL 3
214 #define LINUX_IP_OPTIONS 4
216 #define LINUX_IP_MULTICAST_IF 32
217 #define LINUX_IP_MULTICAST_TTL 33
218 #define LINUX_IP_MULTICAST_LOOP 34
219 #define LINUX_IP_ADD_MEMBERSHIP 35
220 #define LINUX_IP_DROP_MEMBERSHIP 36
222 #define LINUX_IPV6_CHECKSUM 7
223 #define LINUX_IPV6_NEXTHOP 9
224 #define LINUX_IPV6_UNICAST_HOPS 16
225 #define LINUX_IPV6_MULTICAST_IF 17
226 #define LINUX_IPV6_MULTICAST_HOPS 18
227 #define LINUX_IPV6_MULTICAST_LOOP 19
228 #define LINUX_IPV6_ADD_MEMBERSHIP 20
229 #define LINUX_IPV6_DROP_MEMBERSHIP 21
230 #define LINUX_IPV6_V6ONLY 26
232 #define LINUX_IPV6_RECVPKTINFO 49
233 #define LINUX_IPV6_PKTINFO 50
234 #define LINUX_IPV6_RECVHOPLIMIT 51
235 #define LINUX_IPV6_HOPLIMIT 52
236 #define LINUX_IPV6_RECVHOPOPTS 53
237 #define LINUX_IPV6_HOPOPTS 54
238 #define LINUX_IPV6_RTHDRDSTOPTS 55
239 #define LINUX_IPV6_RECVRTHDR 56
240 #define LINUX_IPV6_RTHDR 57
241 #define LINUX_IPV6_RECVDSTOPTS 58
242 #define LINUX_IPV6_DSTOPTS 59
243 #define LINUX_IPV6_RECVPATHMTU 60
244 #define LINUX_IPV6_PATHMTU 61
245 #define LINUX_IPV6_DONTFRAG 62
247 #define LINUX_TCP_NODELAY 1
248 #define LINUX_TCP_MAXSEG 2
249 #define LINUX_TCP_KEEPIDLE 4
250 #define LINUX_TCP_KEEPINTVL 5
251 #define LINUX_TCP_KEEPCNT 6
252 #define LINUX_TCP_MD5SIG 14
254 #endif /* _LINUX_SOCKET_H_ */