Annotation of src/sys/sys/socket.h, Revision 1.55
1.55 ! itojun 1: /* $NetBSD: socket.h,v 1.54 2000/04/03 11:49:25 augustss Exp $ */
1.44 itojun 2:
3: /*
4: * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: * 3. Neither the name of the project nor the names of its contributors
16: * may be used to endorse or promote products derived from this software
17: * without specific prior written permission.
18: *
19: * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
20: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22: * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
23: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29: * SUCH DAMAGE.
30: */
1.10 cgd 31:
1.1 cgd 32: /*
1.8 mycroft 33: * Copyright (c) 1982, 1985, 1986, 1988, 1993, 1994
34: * The Regents of the University of California. All rights reserved.
1.1 cgd 35: *
36: * Redistribution and use in source and binary forms, with or without
37: * modification, are permitted provided that the following conditions
38: * are met:
39: * 1. Redistributions of source code must retain the above copyright
40: * notice, this list of conditions and the following disclaimer.
41: * 2. Redistributions in binary form must reproduce the above copyright
42: * notice, this list of conditions and the following disclaimer in the
43: * documentation and/or other materials provided with the distribution.
44: * 3. All advertising materials mentioning features or use of this software
45: * must display the following acknowledgement:
46: * This product includes software developed by the University of
47: * California, Berkeley and its contributors.
48: * 4. Neither the name of the University nor the names of its contributors
49: * may be used to endorse or promote products derived from this software
50: * without specific prior written permission.
51: *
52: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
53: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
54: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
55: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
56: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
57: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
58: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
59: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
60: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
61: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
62: * SUCH DAMAGE.
63: *
1.28 fvdl 64: * @(#)socket.h 8.6 (Berkeley) 5/3/95
1.1 cgd 65: */
66:
1.2 mycroft 67: #ifndef _SYS_SOCKET_H_
1.8 mycroft 68: #define _SYS_SOCKET_H_
1.2 mycroft 69:
1.1 cgd 70: /*
71: * Definitions related to sockets: types, address families, options.
72: */
73:
74: /*
1.42 kleink 75: * Data types.
76: */
1.55 ! itojun 77: #include <sys/ansi.h>
! 78: #ifndef socklen_t
! 79: typedef __socklen_t socklen_t;
! 80: #define socklen_t socklen_t
! 81: #endif
1.42 kleink 82:
83: /*
84: * Socket types.
1.1 cgd 85: */
86: #define SOCK_STREAM 1 /* stream socket */
87: #define SOCK_DGRAM 2 /* datagram socket */
88: #define SOCK_RAW 3 /* raw-protocol interface */
89: #define SOCK_RDM 4 /* reliably-delivered message */
90: #define SOCK_SEQPACKET 5 /* sequenced packet stream */
91:
92: /*
93: * Option flags per-socket.
94: */
95: #define SO_DEBUG 0x0001 /* turn on debugging info recording */
96: #define SO_ACCEPTCONN 0x0002 /* socket has had listen() */
97: #define SO_REUSEADDR 0x0004 /* allow local address reuse */
98: #define SO_KEEPALIVE 0x0008 /* keep connections alive */
99: #define SO_DONTROUTE 0x0010 /* just use interface addresses */
100: #define SO_BROADCAST 0x0020 /* permit sending of broadcast msgs */
101: #define SO_USELOOPBACK 0x0040 /* bypass hardware when possible */
102: #define SO_LINGER 0x0080 /* linger on close if data present */
103: #define SO_OOBINLINE 0x0100 /* leave received OOB data in line */
1.8 mycroft 104: #define SO_REUSEPORT 0x0200 /* allow local address & port reuse */
1.18 thorpej 105: #define SO_TIMESTAMP 0x0400 /* timestamp received dgram traffic */
1.1 cgd 106:
107: /*
108: * Additional options, not kept in so_options.
109: */
110: #define SO_SNDBUF 0x1001 /* send buffer size */
111: #define SO_RCVBUF 0x1002 /* receive buffer size */
112: #define SO_SNDLOWAT 0x1003 /* send low-water mark */
113: #define SO_RCVLOWAT 0x1004 /* receive low-water mark */
114: #define SO_SNDTIMEO 0x1005 /* send timeout */
115: #define SO_RCVTIMEO 0x1006 /* receive timeout */
116: #define SO_ERROR 0x1007 /* get error status and clear */
117: #define SO_TYPE 0x1008 /* get socket type */
118:
119: /*
120: * Structure used for manipulating linger option.
121: */
122: struct linger {
123: int l_onoff; /* option on/off */
1.28 fvdl 124: int l_linger; /* linger time in seconds */
1.1 cgd 125: };
126:
127: /*
128: * Level number for (get/set)sockopt() to apply to socket itself.
129: */
130: #define SOL_SOCKET 0xffff /* options for socket level */
131:
132: /*
133: * Address families.
134: */
135: #define AF_UNSPEC 0 /* unspecified */
1.8 mycroft 136: #define AF_LOCAL 1 /* local to host (pipes, portals) */
137: #define AF_UNIX AF_LOCAL /* backward compatibility */
1.1 cgd 138: #define AF_INET 2 /* internetwork: UDP, TCP, etc. */
139: #define AF_IMPLINK 3 /* arpanet imp addresses */
140: #define AF_PUP 4 /* pup protocols: e.g. BSP */
141: #define AF_CHAOS 5 /* mit CHAOS protocols */
142: #define AF_NS 6 /* XEROX NS protocols */
143: #define AF_ISO 7 /* ISO protocols */
144: #define AF_OSI AF_ISO
145: #define AF_ECMA 8 /* european computer manufacturers */
146: #define AF_DATAKIT 9 /* datakit protocols */
147: #define AF_CCITT 10 /* CCITT protocols, X.25 etc */
148: #define AF_SNA 11 /* IBM SNA */
149: #define AF_DECnet 12 /* DECnet */
150: #define AF_DLI 13 /* DEC Direct data link interface */
151: #define AF_LAT 14 /* LAT */
152: #define AF_HYLINK 15 /* NSC Hyperchannel */
153: #define AF_APPLETALK 16 /* Apple Talk */
154: #define AF_ROUTE 17 /* Internal Routing Protocol */
155: #define AF_LINK 18 /* Link layer interface */
1.42 kleink 156: #if !defined(_XOPEN_SOURCE)
1.1 cgd 157: #define pseudo_AF_XTP 19 /* eXpress Transfer Protocol (no AF) */
1.42 kleink 158: #endif
1.8 mycroft 159: #define AF_COIP 20 /* connection-oriented IP, aka ST II */
160: #define AF_CNT 21 /* Computer Network Technology */
1.42 kleink 161: #if !defined(_XOPEN_SOURCE)
1.8 mycroft 162: #define pseudo_AF_RTIP 22 /* Help Identify RTIP packets */
1.42 kleink 163: #endif
1.8 mycroft 164: #define AF_IPX 23 /* Novell Internet Protocol */
1.21 sommerfe 165: #define AF_INET6 24 /* IP version 6 */
1.42 kleink 166: #if !defined(_XOPEN_SOURCE)
1.8 mycroft 167: #define pseudo_AF_PIP 25 /* Help Identify PIP packets */
1.42 kleink 168: #endif
1.17 chuck 169: #define AF_ISDN 26 /* Integrated Services Digital Network*/
170: #define AF_E164 AF_ISDN /* CCITT E.164 recommendation */
171: #define AF_NATM 27 /* native ATM access */
1.19 is 172: #define AF_ARP 28 /* (rev.) addr. res. prot. (RFC 826) */
1.42 kleink 173: #if !defined(_XOPEN_SOURCE)
1.21 sommerfe 174: #define pseudo_AF_KEY 29 /* Internal key management protocol */
1.31 thorpej 175: #define pseudo_AF_HDRCMPLT 30 /* Used by BPF to not rewrite hdrs
176: in interface output routine */
1.42 kleink 177: #endif
1.1 cgd 178:
1.31 thorpej 179: #define AF_MAX 31
1.1 cgd 180:
181: /*
1.26 thorpej 182: * Structure used by kernel to store most
183: * addresses.
1.1 cgd 184: */
185: struct sockaddr {
186: u_char sa_len; /* total length */
187: u_char sa_family; /* address family */
188: char sa_data[14]; /* actually longer; address value */
1.26 thorpej 189: };
1.1 cgd 190:
1.42 kleink 191: #if defined(_KERNEL)
1.1 cgd 192: /*
193: * Structure used by kernel to pass protocol
194: * information in raw sockets.
195: */
196: struct sockproto {
197: u_short sp_family; /* address family */
198: u_short sp_protocol; /* protocol */
199: };
1.42 kleink 200: #endif /* _KERNEL */
1.1 cgd 201:
1.44 itojun 202: #if 1
203: /*
204: * RFC 2553: protocol-independent placeholder for socket addresses
205: */
206: #define _SS_MAXSIZE 128
207: #define _SS_ALIGNSIZE (sizeof(int64_t))
208: #define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof(u_char) * 2)
209: #define _SS_PAD2SIZE (_SS_MAXSIZE - sizeof(u_char) * 2 - \
210: _SS_PAD1SIZE - _SS_ALIGNSIZE)
211:
1.46 kleink 212: #if !defined(_XOPEN_SOURCE) || (_XOPEN_SOURCE - 0) >= 500
1.44 itojun 213: struct sockaddr_storage {
1.48 itojun 214: u_char ss_len; /* address length */
215: u_char ss_family; /* address family */
1.44 itojun 216: char __ss_pad1[_SS_PAD1SIZE];
217: int64_t __ss_align; /* force desired structure storage alignment */
218: char __ss_pad2[_SS_PAD2SIZE];
219: };
1.46 kleink 220: #endif /* !_XOPEN_SOURCE || ... */
221: #endif /* 1 */
1.44 itojun 222:
1.1 cgd 223: /*
224: * Protocol families, same as address families for now.
225: */
226: #define PF_UNSPEC AF_UNSPEC
1.8 mycroft 227: #define PF_LOCAL AF_LOCAL
228: #define PF_UNIX PF_LOCAL /* backward compatibility */
1.1 cgd 229: #define PF_INET AF_INET
230: #define PF_IMPLINK AF_IMPLINK
231: #define PF_PUP AF_PUP
232: #define PF_CHAOS AF_CHAOS
233: #define PF_NS AF_NS
234: #define PF_ISO AF_ISO
235: #define PF_OSI AF_ISO
236: #define PF_ECMA AF_ECMA
237: #define PF_DATAKIT AF_DATAKIT
238: #define PF_CCITT AF_CCITT
239: #define PF_SNA AF_SNA
240: #define PF_DECnet AF_DECnet
241: #define PF_DLI AF_DLI
242: #define PF_LAT AF_LAT
243: #define PF_HYLINK AF_HYLINK
244: #define PF_APPLETALK AF_APPLETALK
245: #define PF_ROUTE AF_ROUTE
246: #define PF_LINK AF_LINK
1.42 kleink 247: #if !defined(_XOPEN_SOURCE)
1.1 cgd 248: #define PF_XTP pseudo_AF_XTP /* really just proto family, no AF */
1.42 kleink 249: #endif
1.8 mycroft 250: #define PF_COIP AF_COIP
251: #define PF_CNT AF_CNT
1.21 sommerfe 252: #define PF_INET6 AF_INET6
1.8 mycroft 253: #define PF_IPX AF_IPX /* same format as AF_NS */
1.42 kleink 254: #if !defined(_XOPEN_SOURCE)
1.8 mycroft 255: #define PF_RTIP pseudo_AF_FTIP /* same format as AF_INET */
256: #define PF_PIP pseudo_AF_PIP
1.42 kleink 257: #endif
1.20 is 258: #define PF_ISDN AF_ISDN /* same as E164 */
259: #define PF_E164 AF_E164
1.17 chuck 260: #define PF_NATM AF_NATM
1.19 is 261: #define PF_ARP AF_ARP
1.42 kleink 262: #if !defined(_XOPEN_SOURCE)
1.21 sommerfe 263: #define PF_KEY pseudo_AF_KEY /* like PF_ROUTE, only for key mgmt */
1.42 kleink 264: #endif
1.1 cgd 265:
266: #define PF_MAX AF_MAX
267:
1.42 kleink 268: #if !defined(_XOPEN_SOURCE)
1.1 cgd 269: /*
1.27 thorpej 270: * Socket credentials.
271: */
272: struct sockcred {
273: uid_t sc_uid; /* real user id */
274: uid_t sc_euid; /* effective user id */
275: gid_t sc_gid; /* real group id */
276: gid_t sc_egid; /* effective group id */
277: int sc_ngroups; /* number of supplemental groups */
278: gid_t sc_groups[1]; /* variable length */
279: };
280:
281: /*
282: * Compute size of a sockcred structure with groups.
283: */
284: #define SOCKCREDSIZE(ngrps) \
285: (sizeof(struct sockcred) + (sizeof(gid_t) * ((ngrps) - 1)))
1.42 kleink 286: #endif /* !_XOPEN_SOURCE */
1.27 thorpej 287:
1.38 kleink 288:
289: #if !defined(_XOPEN_SOURCE)
1.27 thorpej 290: /*
1.8 mycroft 291: * Definitions for network related sysctl, CTL_NET.
292: *
293: * Second level is protocol family.
294: * Third level is protocol number.
295: *
296: * Further levels are defined by the individual families below.
297: */
298: #define NET_MAXID AF_MAX
299:
300: #define CTL_NET_NAMES { \
301: { 0, 0 }, \
1.28 fvdl 302: { "local", CTLTYPE_NODE }, \
1.8 mycroft 303: { "inet", CTLTYPE_NODE }, \
304: { "implink", CTLTYPE_NODE }, \
305: { "pup", CTLTYPE_NODE }, \
306: { "chaos", CTLTYPE_NODE }, \
307: { "xerox_ns", CTLTYPE_NODE }, \
308: { "iso", CTLTYPE_NODE }, \
309: { "emca", CTLTYPE_NODE }, \
310: { "datakit", CTLTYPE_NODE }, \
311: { "ccitt", CTLTYPE_NODE }, \
312: { "ibm_sna", CTLTYPE_NODE }, \
313: { "decnet", CTLTYPE_NODE }, \
314: { "dec_dli", CTLTYPE_NODE }, \
315: { "lat", CTLTYPE_NODE }, \
316: { "hylink", CTLTYPE_NODE }, \
317: { "appletalk", CTLTYPE_NODE }, \
318: { "route", CTLTYPE_NODE }, \
319: { "link_layer", CTLTYPE_NODE }, \
320: { "xtp", CTLTYPE_NODE }, \
321: { "coip", CTLTYPE_NODE }, \
322: { "cnt", CTLTYPE_NODE }, \
323: { "rtip", CTLTYPE_NODE }, \
324: { "ipx", CTLTYPE_NODE }, \
1.21 sommerfe 325: { "inet6", CTLTYPE_NODE }, \
1.8 mycroft 326: { "pip", CTLTYPE_NODE }, \
1.20 is 327: { "isdn", CTLTYPE_NODE }, \
1.17 chuck 328: { "natm", CTLTYPE_NODE }, \
1.20 is 329: { "arp", CTLTYPE_NODE }, \
1.21 sommerfe 330: { "key", CTLTYPE_NODE }, \
1.8 mycroft 331: }
1.38 kleink 332: #endif /* !_XOPEN_SOURCE */
1.8 mycroft 333:
1.38 kleink 334: #if !defined(_XOPEN_SOURCE)
1.8 mycroft 335: /*
336: * PF_ROUTE - Routing table
337: *
338: * Three additional levels are defined:
339: * Fourth: address family, 0 is wildcard
340: * Fifth: type of info, defined below
341: * Sixth: flag(s) to mask with for NET_RT_FLAGS
342: */
343: #define NET_RT_DUMP 1 /* dump; may limit to a.f. */
344: #define NET_RT_FLAGS 2 /* by flags, e.g. RESOLVING */
1.47 bouyer 345: #define NET_RT_OIFLIST 3 /* old NET_RT_IFLIST (pre 1.5) */
346: #define NET_RT_IFLIST 4 /* survey interface list */
347: #define NET_RT_MAXID 5
1.8 mycroft 348:
349: #define CTL_NET_RT_NAMES { \
350: { 0, 0 }, \
351: { "dump", CTLTYPE_STRUCT }, \
352: { "flags", CTLTYPE_STRUCT }, \
1.47 bouyer 353: { 0, 0 }, \
1.8 mycroft 354: { "iflist", CTLTYPE_STRUCT }, \
355: }
1.38 kleink 356: #endif /* !_XOPEN_SOURCE */
1.8 mycroft 357:
358: /*
1.13 mycroft 359: * Maximum queue length specifiable by listen(2).
1.1 cgd 360: */
1.16 neil 361:
1.13 mycroft 362: #define SOMAXCONN 128
1.16 neil 363:
1.1 cgd 364: /*
365: * Message header for recvmsg and sendmsg calls.
366: * Used value-result for recvmsg, value only for sendmsg.
367: */
368: struct msghdr {
1.42 kleink 369: void *msg_name; /* optional address */
370: socklen_t msg_namelen; /* size of address */
371: struct iovec *msg_iov; /* scatter/gather array */
372: int msg_iovlen; /* # elements in msg_iov */
373: void *msg_control; /* ancillary data, see below */
374: socklen_t msg_controllen; /* ancillary data buffer len */
375: int msg_flags; /* flags on received message */
1.1 cgd 376: };
377:
378: #define MSG_OOB 0x1 /* process out-of-band data */
379: #define MSG_PEEK 0x2 /* peek at incoming message */
380: #define MSG_DONTROUTE 0x4 /* send without using routing tables */
381: #define MSG_EOR 0x8 /* data completes record */
382: #define MSG_TRUNC 0x10 /* data discarded before delivery */
383: #define MSG_CTRUNC 0x20 /* control data lost before delivery */
384: #define MSG_WAITALL 0x40 /* wait for full request or error */
1.8 mycroft 385: #define MSG_DONTWAIT 0x80 /* this message should be nonblocking */
1.30 matt 386: #define MSG_BCAST 0x100 /* this message was rcvd using link-level brdcst */
387: #define MSG_MCAST 0x200 /* this message was rcvd using link-level mcast */
1.1 cgd 388:
389: /*
390: * Header for ancillary data objects in msg_control buffer.
391: * Used for additional information with/about a datagram
392: * not expressible by flags. The format is a sequence
393: * of message elements headed by cmsghdr structures.
394: */
395: struct cmsghdr {
1.42 kleink 396: socklen_t cmsg_len; /* data byte count, including hdr */
397: int cmsg_level; /* originating protocol */
398: int cmsg_type; /* protocol-specific type */
1.1 cgd 399: /* followed by u_char cmsg_data[]; */
400: };
401:
1.8 mycroft 402: /* given pointer to struct cmsghdr, return pointer to data */
1.50 itojun 403: #define CMSG_DATA(cmsg) \
1.53 itojun 404: ((u_char *)(cmsg) + __CMSG_ALIGN(sizeof(struct cmsghdr)))
1.1 cgd 405:
1.44 itojun 406: /*
407: * Alignment requirement for CMSG struct manipulation.
1.51 itojun 408: * This basically behaves the same as ALIGN() ARCH/include/param.h.
409: * We declare it separately for two reasons:
410: * (1) avoid dependency between machine/param.h, and (2) to sync with kernel's
411: * idea of ALIGNBYTES at runtime.
412: * without (2), we can't guarantee binary compatibility in case of future
413: * changes in ALIGNBYTES.
1.44 itojun 414: */
1.53 itojun 415: #define __CMSG_ALIGN(n) (((n) + __cmsg_alignbytes()) & ~__cmsg_alignbytes())
416: #ifdef _KERNEL
1.54 augustss 417: #define CMSG_ALIGN(n) __CMSG_ALIGN(n)
1.53 itojun 418: #endif
1.44 itojun 419:
1.8 mycroft 420: /* given pointer to struct cmsghdr, return pointer to next cmsghdr */
1.1 cgd 421: #define CMSG_NXTHDR(mhdr, cmsg) \
1.53 itojun 422: (((caddr_t)(cmsg) + __CMSG_ALIGN((cmsg)->cmsg_len) + \
423: __CMSG_ALIGN(sizeof(struct cmsghdr)) > \
1.45 itojun 424: (((caddr_t)(mhdr)->msg_control) + (mhdr)->msg_controllen)) ? \
1.1 cgd 425: (struct cmsghdr *)NULL : \
1.53 itojun 426: (struct cmsghdr *)((caddr_t)(cmsg) + __CMSG_ALIGN((cmsg)->cmsg_len)))
1.1 cgd 427:
428: #define CMSG_FIRSTHDR(mhdr) ((struct cmsghdr *)(mhdr)->msg_control)
429:
1.53 itojun 430: #define CMSG_SPACE(l) (__CMSG_ALIGN(sizeof(struct cmsghdr)) + __CMSG_ALIGN(l))
431: #define CMSG_LEN(l) (__CMSG_ALIGN(sizeof(struct cmsghdr)) + (l))
1.44 itojun 432:
1.1 cgd 433: /* "Socket"-level control message types: */
434: #define SCM_RIGHTS 0x01 /* access rights (array of int) */
1.42 kleink 435: #if !defined(_XOPEN_SOURCE)
1.18 thorpej 436: #define SCM_TIMESTAMP 0x02 /* timestamp (struct timeval) */
1.42 kleink 437: #define SCM_CREDS 0x04 /* credentials (struct sockcred) */
438: #endif
1.29 kleink 439:
440: /*
441: * Types of socket shutdown(2).
442: */
443: #define SHUT_RD 0 /* Disallow further receives. */
444: #define SHUT_WR 1 /* Disallow further sends. */
445: #define SHUT_RDWR 2 /* Disallow further sends/receives. */
1.1 cgd 446:
1.42 kleink 447: #if !defined(_XOPEN_SOURCE)
1.1 cgd 448: /*
449: * 4.3 compat sockaddr, move to compat file later
450: */
451: struct osockaddr {
452: u_short sa_family; /* address family */
453: char sa_data[14]; /* up to 14 bytes of direct address */
454: };
455:
456: /*
457: * 4.3-compat message header (move to compat file later).
458: */
459: struct omsghdr {
460: caddr_t msg_name; /* optional address */
461: int msg_namelen; /* size of address */
462: struct iovec *msg_iov; /* scatter/gather array */
463: int msg_iovlen; /* # elements in msg_iov */
464: caddr_t msg_accrights; /* access rights sent/received */
465: int msg_accrightslen;
466: };
1.42 kleink 467: #endif
1.51 itojun 468:
469: int __cmsg_alignbytes __P((void));
1.1 cgd 470:
1.12 briggs 471: #ifndef _KERNEL
1.1 cgd 472:
473: #include <sys/cdefs.h>
474:
475: __BEGIN_DECLS
1.42 kleink 476: int accept __P((int, struct sockaddr *, socklen_t *));
477: int bind __P((int, const struct sockaddr *, socklen_t));
478: int connect __P((int, const struct sockaddr *, socklen_t));
479: int getpeername __P((int, struct sockaddr *, socklen_t *));
480: int getsockname __P((int, struct sockaddr *, socklen_t *));
481: int getsockopt __P((int, int, int, void *, socklen_t *));
1.1 cgd 482: int listen __P((int, int));
1.8 mycroft 483: ssize_t recv __P((int, void *, size_t, int));
1.42 kleink 484: ssize_t recvfrom __P((int, void *, size_t, int, struct sockaddr *,
485: socklen_t *));
1.8 mycroft 486: ssize_t recvmsg __P((int, struct msghdr *, int));
487: ssize_t send __P((int, const void *, size_t, int));
488: ssize_t sendto __P((int, const void *,
1.42 kleink 489: size_t, int, const struct sockaddr *, socklen_t));
1.8 mycroft 490: ssize_t sendmsg __P((int, const struct msghdr *, int));
1.42 kleink 491: int setsockopt __P((int, int, int, const void *, socklen_t));
1.1 cgd 492: int shutdown __P((int, int));
493: int socket __P((int, int, int));
494: int socketpair __P((int, int, int, int *));
495: __END_DECLS
1.14 christos 496: #else
1.41 drochner 497: #ifdef COMPAT_OLDSOCK
498: #define MSG_COMPAT 0x8000
499: #endif
1.14 christos 500: #endif /* !_KERNEL */
1.1 cgd 501:
1.2 mycroft 502: #endif /* !_SYS_SOCKET_H_ */
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