Annotation of src/sys/sys/socket.h, Revision 1.44
1.44 ! itojun 1: /* $NetBSD: socket.h,v 1.43 1999/02/11 20:33:26 cjs Exp $ */
! 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: */
77: typedef unsigned int socklen_t;
78:
79: /*
80: * Socket types.
1.1 cgd 81: */
82: #define SOCK_STREAM 1 /* stream socket */
83: #define SOCK_DGRAM 2 /* datagram socket */
84: #define SOCK_RAW 3 /* raw-protocol interface */
85: #define SOCK_RDM 4 /* reliably-delivered message */
86: #define SOCK_SEQPACKET 5 /* sequenced packet stream */
87:
88: /*
89: * Option flags per-socket.
90: */
91: #define SO_DEBUG 0x0001 /* turn on debugging info recording */
92: #define SO_ACCEPTCONN 0x0002 /* socket has had listen() */
93: #define SO_REUSEADDR 0x0004 /* allow local address reuse */
94: #define SO_KEEPALIVE 0x0008 /* keep connections alive */
95: #define SO_DONTROUTE 0x0010 /* just use interface addresses */
96: #define SO_BROADCAST 0x0020 /* permit sending of broadcast msgs */
97: #define SO_USELOOPBACK 0x0040 /* bypass hardware when possible */
98: #define SO_LINGER 0x0080 /* linger on close if data present */
99: #define SO_OOBINLINE 0x0100 /* leave received OOB data in line */
1.8 mycroft 100: #define SO_REUSEPORT 0x0200 /* allow local address & port reuse */
1.18 thorpej 101: #define SO_TIMESTAMP 0x0400 /* timestamp received dgram traffic */
1.1 cgd 102:
103: /*
104: * Additional options, not kept in so_options.
105: */
106: #define SO_SNDBUF 0x1001 /* send buffer size */
107: #define SO_RCVBUF 0x1002 /* receive buffer size */
108: #define SO_SNDLOWAT 0x1003 /* send low-water mark */
109: #define SO_RCVLOWAT 0x1004 /* receive low-water mark */
110: #define SO_SNDTIMEO 0x1005 /* send timeout */
111: #define SO_RCVTIMEO 0x1006 /* receive timeout */
112: #define SO_ERROR 0x1007 /* get error status and clear */
113: #define SO_TYPE 0x1008 /* get socket type */
114:
115: /*
116: * Structure used for manipulating linger option.
117: */
118: struct linger {
119: int l_onoff; /* option on/off */
1.28 fvdl 120: int l_linger; /* linger time in seconds */
1.1 cgd 121: };
122:
123: /*
124: * Level number for (get/set)sockopt() to apply to socket itself.
125: */
126: #define SOL_SOCKET 0xffff /* options for socket level */
127:
128: /*
129: * Address families.
130: */
131: #define AF_UNSPEC 0 /* unspecified */
1.8 mycroft 132: #define AF_LOCAL 1 /* local to host (pipes, portals) */
133: #define AF_UNIX AF_LOCAL /* backward compatibility */
1.1 cgd 134: #define AF_INET 2 /* internetwork: UDP, TCP, etc. */
135: #define AF_IMPLINK 3 /* arpanet imp addresses */
136: #define AF_PUP 4 /* pup protocols: e.g. BSP */
137: #define AF_CHAOS 5 /* mit CHAOS protocols */
138: #define AF_NS 6 /* XEROX NS protocols */
139: #define AF_ISO 7 /* ISO protocols */
140: #define AF_OSI AF_ISO
141: #define AF_ECMA 8 /* european computer manufacturers */
142: #define AF_DATAKIT 9 /* datakit protocols */
143: #define AF_CCITT 10 /* CCITT protocols, X.25 etc */
144: #define AF_SNA 11 /* IBM SNA */
145: #define AF_DECnet 12 /* DECnet */
146: #define AF_DLI 13 /* DEC Direct data link interface */
147: #define AF_LAT 14 /* LAT */
148: #define AF_HYLINK 15 /* NSC Hyperchannel */
149: #define AF_APPLETALK 16 /* Apple Talk */
150: #define AF_ROUTE 17 /* Internal Routing Protocol */
151: #define AF_LINK 18 /* Link layer interface */
1.42 kleink 152: #if !defined(_XOPEN_SOURCE)
1.1 cgd 153: #define pseudo_AF_XTP 19 /* eXpress Transfer Protocol (no AF) */
1.42 kleink 154: #endif
1.8 mycroft 155: #define AF_COIP 20 /* connection-oriented IP, aka ST II */
156: #define AF_CNT 21 /* Computer Network Technology */
1.42 kleink 157: #if !defined(_XOPEN_SOURCE)
1.8 mycroft 158: #define pseudo_AF_RTIP 22 /* Help Identify RTIP packets */
1.42 kleink 159: #endif
1.8 mycroft 160: #define AF_IPX 23 /* Novell Internet Protocol */
1.21 sommerfe 161: #define AF_INET6 24 /* IP version 6 */
1.42 kleink 162: #if !defined(_XOPEN_SOURCE)
1.8 mycroft 163: #define pseudo_AF_PIP 25 /* Help Identify PIP packets */
1.42 kleink 164: #endif
1.17 chuck 165: #define AF_ISDN 26 /* Integrated Services Digital Network*/
166: #define AF_E164 AF_ISDN /* CCITT E.164 recommendation */
167: #define AF_NATM 27 /* native ATM access */
1.19 is 168: #define AF_ARP 28 /* (rev.) addr. res. prot. (RFC 826) */
1.42 kleink 169: #if !defined(_XOPEN_SOURCE)
1.21 sommerfe 170: #define pseudo_AF_KEY 29 /* Internal key management protocol */
1.31 thorpej 171: #define pseudo_AF_HDRCMPLT 30 /* Used by BPF to not rewrite hdrs
172: in interface output routine */
1.42 kleink 173: #endif
1.1 cgd 174:
1.31 thorpej 175: #define AF_MAX 31
1.1 cgd 176:
177: /*
1.26 thorpej 178: * Structure used by kernel to store most
179: * addresses.
1.1 cgd 180: */
181: struct sockaddr {
182: u_char sa_len; /* total length */
183: u_char sa_family; /* address family */
184: char sa_data[14]; /* actually longer; address value */
1.26 thorpej 185: };
1.1 cgd 186:
1.42 kleink 187: #if defined(_KERNEL)
1.1 cgd 188: /*
189: * Structure used by kernel to pass protocol
190: * information in raw sockets.
191: */
192: struct sockproto {
193: u_short sp_family; /* address family */
194: u_short sp_protocol; /* protocol */
195: };
1.42 kleink 196: #endif /* _KERNEL */
1.1 cgd 197:
1.44 ! itojun 198: #if 1
! 199: /*
! 200: * RFC 2553: protocol-independent placeholder for socket addresses
! 201: */
! 202: #define _SS_MAXSIZE 128
! 203: #define _SS_ALIGNSIZE (sizeof(int64_t))
! 204: #define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof(u_char) * 2)
! 205: #define _SS_PAD2SIZE (_SS_MAXSIZE - sizeof(u_char) * 2 - \
! 206: _SS_PAD1SIZE - _SS_ALIGNSIZE)
! 207:
! 208: struct sockaddr_storage {
! 209: u_char __ss_len; /* address length */
! 210: u_char __ss_family; /* address family */
! 211: char __ss_pad1[_SS_PAD1SIZE];
! 212: int64_t __ss_align; /* force desired structure storage alignment */
! 213: char __ss_pad2[_SS_PAD2SIZE];
! 214: };
! 215: #endif
! 216:
1.1 cgd 217: /*
218: * Protocol families, same as address families for now.
219: */
220: #define PF_UNSPEC AF_UNSPEC
1.8 mycroft 221: #define PF_LOCAL AF_LOCAL
222: #define PF_UNIX PF_LOCAL /* backward compatibility */
1.1 cgd 223: #define PF_INET AF_INET
1.44 ! itojun 224: #define PF_INET6 AF_INET6
1.1 cgd 225: #define PF_IMPLINK AF_IMPLINK
226: #define PF_PUP AF_PUP
227: #define PF_CHAOS AF_CHAOS
228: #define PF_NS AF_NS
229: #define PF_ISO AF_ISO
230: #define PF_OSI AF_ISO
231: #define PF_ECMA AF_ECMA
232: #define PF_DATAKIT AF_DATAKIT
233: #define PF_CCITT AF_CCITT
234: #define PF_SNA AF_SNA
235: #define PF_DECnet AF_DECnet
236: #define PF_DLI AF_DLI
237: #define PF_LAT AF_LAT
238: #define PF_HYLINK AF_HYLINK
239: #define PF_APPLETALK AF_APPLETALK
240: #define PF_ROUTE AF_ROUTE
241: #define PF_LINK AF_LINK
1.42 kleink 242: #if !defined(_XOPEN_SOURCE)
1.1 cgd 243: #define PF_XTP pseudo_AF_XTP /* really just proto family, no AF */
1.42 kleink 244: #endif
1.8 mycroft 245: #define PF_COIP AF_COIP
246: #define PF_CNT AF_CNT
1.21 sommerfe 247: #define PF_INET6 AF_INET6
1.8 mycroft 248: #define PF_IPX AF_IPX /* same format as AF_NS */
1.42 kleink 249: #if !defined(_XOPEN_SOURCE)
1.8 mycroft 250: #define PF_RTIP pseudo_AF_FTIP /* same format as AF_INET */
251: #define PF_PIP pseudo_AF_PIP
1.42 kleink 252: #endif
1.20 is 253: #define PF_ISDN AF_ISDN /* same as E164 */
254: #define PF_E164 AF_E164
1.17 chuck 255: #define PF_NATM AF_NATM
1.19 is 256: #define PF_ARP AF_ARP
1.42 kleink 257: #if !defined(_XOPEN_SOURCE)
1.21 sommerfe 258: #define PF_KEY pseudo_AF_KEY /* like PF_ROUTE, only for key mgmt */
1.42 kleink 259: #endif
1.1 cgd 260:
261: #define PF_MAX AF_MAX
262:
1.42 kleink 263: #if !defined(_XOPEN_SOURCE)
1.1 cgd 264: /*
1.27 thorpej 265: * Socket credentials.
266: */
267: struct sockcred {
268: uid_t sc_uid; /* real user id */
269: uid_t sc_euid; /* effective user id */
270: gid_t sc_gid; /* real group id */
271: gid_t sc_egid; /* effective group id */
272: int sc_ngroups; /* number of supplemental groups */
273: gid_t sc_groups[1]; /* variable length */
274: };
275:
276: /*
277: * Compute size of a sockcred structure with groups.
278: */
279: #define SOCKCREDSIZE(ngrps) \
280: (sizeof(struct sockcred) + (sizeof(gid_t) * ((ngrps) - 1)))
1.42 kleink 281: #endif /* !_XOPEN_SOURCE */
1.27 thorpej 282:
1.38 kleink 283:
284: #if !defined(_XOPEN_SOURCE)
1.27 thorpej 285: /*
1.8 mycroft 286: * Definitions for network related sysctl, CTL_NET.
287: *
288: * Second level is protocol family.
289: * Third level is protocol number.
290: *
291: * Further levels are defined by the individual families below.
292: */
293: #define NET_MAXID AF_MAX
294:
295: #define CTL_NET_NAMES { \
296: { 0, 0 }, \
1.28 fvdl 297: { "local", CTLTYPE_NODE }, \
1.8 mycroft 298: { "inet", CTLTYPE_NODE }, \
299: { "implink", CTLTYPE_NODE }, \
300: { "pup", CTLTYPE_NODE }, \
301: { "chaos", CTLTYPE_NODE }, \
302: { "xerox_ns", CTLTYPE_NODE }, \
303: { "iso", CTLTYPE_NODE }, \
304: { "emca", CTLTYPE_NODE }, \
305: { "datakit", CTLTYPE_NODE }, \
306: { "ccitt", CTLTYPE_NODE }, \
307: { "ibm_sna", CTLTYPE_NODE }, \
308: { "decnet", CTLTYPE_NODE }, \
309: { "dec_dli", CTLTYPE_NODE }, \
310: { "lat", CTLTYPE_NODE }, \
311: { "hylink", CTLTYPE_NODE }, \
312: { "appletalk", CTLTYPE_NODE }, \
313: { "route", CTLTYPE_NODE }, \
314: { "link_layer", CTLTYPE_NODE }, \
315: { "xtp", CTLTYPE_NODE }, \
316: { "coip", CTLTYPE_NODE }, \
317: { "cnt", CTLTYPE_NODE }, \
318: { "rtip", CTLTYPE_NODE }, \
319: { "ipx", CTLTYPE_NODE }, \
1.21 sommerfe 320: { "inet6", CTLTYPE_NODE }, \
1.8 mycroft 321: { "pip", CTLTYPE_NODE }, \
1.20 is 322: { "isdn", CTLTYPE_NODE }, \
1.17 chuck 323: { "natm", CTLTYPE_NODE }, \
1.20 is 324: { "arp", CTLTYPE_NODE }, \
1.21 sommerfe 325: { "key", CTLTYPE_NODE }, \
1.8 mycroft 326: }
1.38 kleink 327: #endif /* !_XOPEN_SOURCE */
1.8 mycroft 328:
1.38 kleink 329: #if !defined(_XOPEN_SOURCE)
1.8 mycroft 330: /*
331: * PF_ROUTE - Routing table
332: *
333: * Three additional levels are defined:
334: * Fourth: address family, 0 is wildcard
335: * Fifth: type of info, defined below
336: * Sixth: flag(s) to mask with for NET_RT_FLAGS
337: */
338: #define NET_RT_DUMP 1 /* dump; may limit to a.f. */
339: #define NET_RT_FLAGS 2 /* by flags, e.g. RESOLVING */
340: #define NET_RT_IFLIST 3 /* survey interface list */
341: #define NET_RT_MAXID 4
342:
343: #define CTL_NET_RT_NAMES { \
344: { 0, 0 }, \
345: { "dump", CTLTYPE_STRUCT }, \
346: { "flags", CTLTYPE_STRUCT }, \
347: { "iflist", CTLTYPE_STRUCT }, \
348: }
1.38 kleink 349: #endif /* !_XOPEN_SOURCE */
1.8 mycroft 350:
351: /*
1.13 mycroft 352: * Maximum queue length specifiable by listen(2).
1.1 cgd 353: */
1.16 neil 354:
1.13 mycroft 355: #define SOMAXCONN 128
1.16 neil 356:
1.1 cgd 357: /*
358: * Message header for recvmsg and sendmsg calls.
359: * Used value-result for recvmsg, value only for sendmsg.
360: */
361: struct msghdr {
1.42 kleink 362: void *msg_name; /* optional address */
363: socklen_t msg_namelen; /* size of address */
364: struct iovec *msg_iov; /* scatter/gather array */
365: int msg_iovlen; /* # elements in msg_iov */
366: void *msg_control; /* ancillary data, see below */
367: socklen_t msg_controllen; /* ancillary data buffer len */
368: int msg_flags; /* flags on received message */
1.1 cgd 369: };
370:
371: #define MSG_OOB 0x1 /* process out-of-band data */
372: #define MSG_PEEK 0x2 /* peek at incoming message */
373: #define MSG_DONTROUTE 0x4 /* send without using routing tables */
374: #define MSG_EOR 0x8 /* data completes record */
375: #define MSG_TRUNC 0x10 /* data discarded before delivery */
376: #define MSG_CTRUNC 0x20 /* control data lost before delivery */
377: #define MSG_WAITALL 0x40 /* wait for full request or error */
1.8 mycroft 378: #define MSG_DONTWAIT 0x80 /* this message should be nonblocking */
1.30 matt 379: #define MSG_BCAST 0x100 /* this message was rcvd using link-level brdcst */
380: #define MSG_MCAST 0x200 /* this message was rcvd using link-level mcast */
1.1 cgd 381:
382: /*
383: * Header for ancillary data objects in msg_control buffer.
384: * Used for additional information with/about a datagram
385: * not expressible by flags. The format is a sequence
386: * of message elements headed by cmsghdr structures.
387: */
388: struct cmsghdr {
1.42 kleink 389: socklen_t cmsg_len; /* data byte count, including hdr */
390: int cmsg_level; /* originating protocol */
391: int cmsg_type; /* protocol-specific type */
1.1 cgd 392: /* followed by u_char cmsg_data[]; */
393: };
394:
1.8 mycroft 395: /* given pointer to struct cmsghdr, return pointer to data */
1.1 cgd 396: #define CMSG_DATA(cmsg) ((u_char *)((cmsg) + 1))
397:
1.44 ! itojun 398: /*
! 399: * Alignment requirement for CMSG struct manipulation.
! 400: * This is different from ALIGN() defined in ARCH/include/param.h.
! 401: * XXX think again carefully about architecture dependencies.
! 402: */
! 403: #define CMSG_ALIGN(n) (((n) + 3) & ~3)
! 404:
1.8 mycroft 405: /* given pointer to struct cmsghdr, return pointer to next cmsghdr */
1.1 cgd 406: #define CMSG_NXTHDR(mhdr, cmsg) \
407: (((caddr_t)(cmsg) + (cmsg)->cmsg_len + sizeof(struct cmsghdr) > \
1.43 cjs 408: (caddr_t) ((mhdr)->msg_control + (mhdr)->msg_controllen)) ? \
1.1 cgd 409: (struct cmsghdr *)NULL : \
1.44 ! itojun 410: (struct cmsghdr *)((caddr_t)(cmsg) + CMSG_ALIGN((cmsg)->cmsg_len)))
1.1 cgd 411:
412: #define CMSG_FIRSTHDR(mhdr) ((struct cmsghdr *)(mhdr)->msg_control)
413:
1.44 ! itojun 414: #define CMSG_SPACE(l) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(l))
! 415: #define CMSG_LEN(l) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (l))
! 416:
1.1 cgd 417: /* "Socket"-level control message types: */
418: #define SCM_RIGHTS 0x01 /* access rights (array of int) */
1.42 kleink 419: #if !defined(_XOPEN_SOURCE)
1.18 thorpej 420: #define SCM_TIMESTAMP 0x02 /* timestamp (struct timeval) */
1.42 kleink 421: #define SCM_CREDS 0x04 /* credentials (struct sockcred) */
422: #endif
1.29 kleink 423:
424: /*
425: * Types of socket shutdown(2).
426: */
427: #define SHUT_RD 0 /* Disallow further receives. */
428: #define SHUT_WR 1 /* Disallow further sends. */
429: #define SHUT_RDWR 2 /* Disallow further sends/receives. */
1.1 cgd 430:
1.42 kleink 431: #if !defined(_XOPEN_SOURCE)
1.1 cgd 432: /*
433: * 4.3 compat sockaddr, move to compat file later
434: */
435: struct osockaddr {
436: u_short sa_family; /* address family */
437: char sa_data[14]; /* up to 14 bytes of direct address */
438: };
439:
440: /*
441: * 4.3-compat message header (move to compat file later).
442: */
443: struct omsghdr {
444: caddr_t msg_name; /* optional address */
445: int msg_namelen; /* size of address */
446: struct iovec *msg_iov; /* scatter/gather array */
447: int msg_iovlen; /* # elements in msg_iov */
448: caddr_t msg_accrights; /* access rights sent/received */
449: int msg_accrightslen;
450: };
1.42 kleink 451: #endif
1.1 cgd 452:
1.12 briggs 453: #ifndef _KERNEL
1.1 cgd 454:
455: #include <sys/cdefs.h>
456:
457: __BEGIN_DECLS
1.42 kleink 458: int accept __P((int, struct sockaddr *, socklen_t *));
459: int bind __P((int, const struct sockaddr *, socklen_t));
460: int connect __P((int, const struct sockaddr *, socklen_t));
461: int getpeername __P((int, struct sockaddr *, socklen_t *));
462: int getsockname __P((int, struct sockaddr *, socklen_t *));
463: int getsockopt __P((int, int, int, void *, socklen_t *));
1.1 cgd 464: int listen __P((int, int));
1.8 mycroft 465: ssize_t recv __P((int, void *, size_t, int));
1.42 kleink 466: ssize_t recvfrom __P((int, void *, size_t, int, struct sockaddr *,
467: socklen_t *));
1.8 mycroft 468: ssize_t recvmsg __P((int, struct msghdr *, int));
469: ssize_t send __P((int, const void *, size_t, int));
470: ssize_t sendto __P((int, const void *,
1.42 kleink 471: size_t, int, const struct sockaddr *, socklen_t));
1.8 mycroft 472: ssize_t sendmsg __P((int, const struct msghdr *, int));
1.42 kleink 473: int setsockopt __P((int, int, int, const void *, socklen_t));
1.1 cgd 474: int shutdown __P((int, int));
475: int socket __P((int, int, int));
476: int socketpair __P((int, int, int, int *));
477: __END_DECLS
1.14 christos 478: #else
1.41 drochner 479: #ifdef COMPAT_OLDSOCK
480: #define MSG_COMPAT 0x8000
481: #endif
1.44 ! itojun 482:
! 483: #include <sys/cdefs.h>
! 484:
! 485: __BEGIN_DECLS
! 486: void pfctlinput __P((int, struct sockaddr *));
! 487: __END_DECLS
1.14 christos 488: #endif /* !_KERNEL */
1.1 cgd 489:
1.2 mycroft 490: #endif /* !_SYS_SOCKET_H_ */
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