2 * Copyright (c) 2000 Assar Westerlund
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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
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.
31 #ifndef _LINUX_SOCKET_H_
32 #define _LINUX_SOCKET_H_
34 /* msg flags in recvfrom/recvmsg */
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
53 /* Socket-level control message types */
55 #define LINUX_SCM_RIGHTS 0x01
56 #define LINUX_SCM_CREDENTIALS 0x02
58 /* Ancilliary data object information macros */
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)) + \
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) \
75 LINUX_CMSG_ALIGN((cmsg)->cmsg_len) + \
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)))
83 #define CMSG_HDRSZ CMSG_LEN(0)
84 #define L_CMSG_HDRSZ LINUX_CMSG_LEN(0)
86 /* Supported address families */
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
96 /* Supported socket types */
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
104 #define LINUX_SOCK_MAX LINUX_SOCK_SEQPACKET
106 #define LINUX_SOCK_TYPE_MASK 0xf
108 /* Flags for socket, socketpair, accept4 */
110 #define LINUX_SOCK_CLOEXEC LINUX_O_CLOEXEC
111 #define LINUX_SOCK_NONBLOCK LINUX_O_NONBLOCK
119 /* Operations for socketcall */
121 #define LINUX_SOCKET 1
123 #define LINUX_CONNECT 3
124 #define LINUX_LISTEN 4
125 #define LINUX_ACCEPT 5
126 #define LINUX_GETSOCKNAME 6
127 #define LINUX_GETPEERNAME 7
128 #define LINUX_SOCKETPAIR 8
130 #define LINUX_RECV 10
131 #define LINUX_SENDTO 11
132 #define LINUX_RECVFROM 12
133 #define LINUX_SHUTDOWN 13
134 #define LINUX_SETSOCKOPT 14
135 #define LINUX_GETSOCKOPT 15
136 #define LINUX_SENDMSG 16
137 #define LINUX_RECVMSG 17
138 #define LINUX_ACCEPT4 18
141 #define LINUX_IP_TOS 1
142 #define LINUX_IP_TTL 2
143 #define LINUX_IP_HDRINCL 3
144 #define LINUX_IP_OPTIONS 4
146 #define LINUX_IP_MULTICAST_IF 32
147 #define LINUX_IP_MULTICAST_TTL 33
148 #define LINUX_IP_MULTICAST_LOOP 34
149 #define LINUX_IP_ADD_MEMBERSHIP 35
150 #define LINUX_IP_DROP_MEMBERSHIP 36
152 #define LINUX_TCP_NODELAY 1
153 #define LINUX_TCP_MAXSEG 2
154 #define LINUX_TCP_KEEPIDLE 4
155 #define LINUX_TCP_KEEPINTVL 5
156 #define LINUX_TCP_KEEPCNT 6
157 #define LINUX_TCP_MD5SIG 14
159 #endif /* _LINUX_SOCKET_H_ */