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- /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
- /* Copyright (c) 1998, 1999 Apple Computer, Inc. All Rights Reserved */
- /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
- /*
- * Copyright (c) 1982, 1985, 1986, 1988, 1993, 1994
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)socket.h 8.4 (Berkeley) 2/21/94
- */
-
- #ifndef _SYS_SOCKET_H_
- #define _SYS_SOCKET_H_
-
-
- /*
- * Definitions related to sockets: types, address families, options.
- */
-
- /*
- * Types
- */
- #define SOCK_STREAM 1 /* stream socket */
- #define SOCK_DGRAM 2 /* datagram socket */
- #define SOCK_RAW 3 /* raw-protocol interface */
- #define SOCK_RDM 4 /* reliably-delivered message */
- #define SOCK_SEQPACKET 5 /* sequenced packet stream */
-
- /*
- * Option flags per-socket.
- */
- #define SO_DEBUG 0x0001 /* turn on debugging info recording */
- #define SO_ACCEPTCONN 0x0002 /* socket has had listen() */
- #define SO_REUSEADDR 0x0004 /* allow local address reuse */
- #define SO_KEEPALIVE 0x0008 /* keep connections alive */
- #define SO_DONTROUTE 0x0010 /* just use interface addresses */
- #define SO_BROADCAST 0x0020 /* permit sending of broadcast msgs */
- #define SO_USELOOPBACK 0x0040 /* bypass hardware when possible */
- #define SO_LINGER 0x0080 /* linger on close if data present */
- #define SO_OOBINLINE 0x0100 /* leave received OOB data in line */
- #define SO_REUSEPORT 0x0200 /* allow local address & port reuse */
- #define SO_TIMESTAMP 0x0400 /* timestamp received dgram traffic */
-
- #define SO_DONTTRUNC 0x2000 /* APPLE: Retain unread data */
- /* (ATOMIC proto) */
- #define SO_WANTMORE 0x4000 /* APPLE: Give hint when more data ready */
- #define SO_WANTOOBFLAG 0x8000 /* APPLE: Want OOB in MSG_FLAG on receive */
-
- /*
- * Additional options, not kept in so_options.
- */
- #define SO_SNDBUF 0x1001 /* send buffer size */
- #define SO_RCVBUF 0x1002 /* receive buffer size */
- #define SO_SNDLOWAT 0x1003 /* send low-water mark */
- #define SO_RCVLOWAT 0x1004 /* receive low-water mark */
- #define SO_SNDTIMEO 0x1005 /* send timeout */
- #define SO_RCVTIMEO 0x1006 /* receive timeout */
- #define SO_ERROR 0x1007 /* get error status and clear */
- #define SO_TYPE 0x1008 /* get socket type */
- #define SO_PRIVSTATE 0x1009 /* get/deny privileged state */
- #define SO_NREAD 0x1020 /* APPLE: get 1st-packet byte count */
- #define SO_NKE 0x1021 /* APPLE: Install socket-level NKE */
-
- /*
- * Structure used for manipulating linger option.
- */
- struct linger {
- int l_onoff; /* option on/off */
- int l_linger; /* linger time */
- };
-
- /*
- * Level number for (get/set)sockopt() to apply to socket itself.
- */
- #define SOL_SOCKET 0xffff /* options for socket level */
-
- /*
- * Address families.
- */
- #define AF_UNSPEC 0 /* unspecified */
- #define AF_LOCAL 1 /* local to host (pipes, portals) */
- #define AF_UNIX AF_LOCAL /* backward compatibility */
- #define AF_INET 2 /* internetwork: UDP, TCP, etc. */
- #define AF_IMPLINK 3 /* arpanet imp addresses */
- #define AF_PUP 4 /* pup protocols: e.g. BSP */
- #define AF_CHAOS 5 /* mit CHAOS protocols */
- #define AF_NS 6 /* XEROX NS protocols */
- #define AF_ISO 7 /* ISO protocols */
- #define AF_OSI AF_ISO
- #define AF_ECMA 8 /* european computer manufacturers */
- #define AF_DATAKIT 9 /* datakit protocols */
- #define AF_CCITT 10 /* CCITT protocols, X.25 etc */
- #define AF_SNA 11 /* IBM SNA */
- #define AF_DECnet 12 /* DECnet */
- #define AF_DLI 13 /* DEC Direct data link interface */
- #define AF_LAT 14 /* LAT */
- #define AF_HYLINK 15 /* NSC Hyperchannel */
- #define AF_APPLETALK 16 /* Apple Talk */
- #define AF_ROUTE 17 /* Internal Routing Protocol */
- #define AF_LINK 18 /* Link layer interface */
- #define pseudo_AF_XTP 19 /* eXpress Transfer Protocol (no AF) */
- #define AF_COIP 20 /* connection-oriented IP, aka ST II */
- #define AF_CNT 21 /* Computer Network Technology */
- #define pseudo_AF_RTIP 22 /* Help Identify RTIP packets */
- #define AF_IPX 23 /* Novell Internet Protocol */
- #define AF_SIP 24 /* Simple Internet Protocol */
- #define pseudo_AF_PIP 25 /* Help Identify PIP packets */
- /* Sigh - The following 2 should */
- /* be maintained for MacOSX */
- /* binary compatibility */
- #define pseudo_AF_BLUE 26 /* Identify packets for Blue Box */
- #define AF_NDRV 27 /* Network Driver 'raw' access */
- #define AF_ISDN 28 /* Integrated Services Digital Network*/
- #define AF_E164 AF_ISDN /* CCITT E.164 recommendation */
- #define pseudo_AF_KEY 29 /* Internal key-management function */
- #define AF_INET6 30 /* IPv6 */
- #define AF_NATM 31 /* native ATM access */
- #define AF_SYSTEM 32 /* Kernel event messages */
- #define AF_NETBIOS 33 /* NetBIOS */
- #define AF_PPP 34 /* PPP communication protocol */
-
- #define AF_MAX 35
-
- /*
- * Structure used by kernel to store most
- * addresses.
- */
- struct sockaddr {
- u_char sa_len; /* total length */
- u_char sa_family; /* address family */
- char sa_data[14]; /* actually longer; address value */
- };
- #define SOCK_MAXADDRLEN 255 /* longest possible addresses */
-
- /*
- * Structure used by kernel to pass protocol
- * information in raw sockets.
- */
- struct sockproto {
- u_short sp_family; /* address family */
- u_short sp_protocol; /* protocol */
- };
-
- #if 1
- /*
- * bsd-api-new-02a: protocol-independent placeholder for socket addresses
- */
- #define _SS_MAXSIZE 128
- #define _SS_ALIGNSIZE (sizeof(int64_t))
- #define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof(u_char) * 2)
- #define _SS_PAD2SIZE (_SS_MAXSIZE - sizeof(u_char) * 2 - \
- _SS_PAD1SIZE - _SS_ALIGNSIZE)
-
- struct sockaddr_storage {
- u_char ss_len; /* address length */
- u_char ss_family; /* address family */
- char _ss_pad1[_SS_PAD1SIZE];
- int64_t _ss_align; /* force desired structure storage alignment */
- char _ss_pad2[_SS_PAD2SIZE];
- };
- #endif
-
- /*
- * Protocol families, same as address families for now.
- */
- #define PF_UNSPEC AF_UNSPEC
- #define PF_LOCAL AF_LOCAL
- #define PF_UNIX PF_LOCAL /* backward compatibility */
- #define PF_INET AF_INET
- #define PF_INET6 AF_INET6
- #define PF_IMPLINK AF_IMPLINK
- #define PF_PUP AF_PUP
- #define PF_CHAOS AF_CHAOS
- #define PF_NS AF_NS
- #define PF_ISO AF_ISO
- #define PF_OSI AF_ISO
- #define PF_ECMA AF_ECMA
- #define PF_DATAKIT AF_DATAKIT
- #define PF_CCITT AF_CCITT
- #define PF_SNA AF_SNA
- #define PF_DECnet AF_DECnet
- #define PF_DLI AF_DLI
- #define PF_LAT AF_LAT
- #define PF_HYLINK AF_HYLINK
- #define PF_APPLETALK AF_APPLETALK
- #define PF_ROUTE AF_ROUTE
- #define PF_LINK AF_LINK
- #define PF_XTP pseudo_AF_XTP /* really just proto family, no AF */
- #define PF_COIP AF_COIP
- #define PF_CNT AF_CNT
- #define PF_SIP AF_SIP
- #define PF_IPX AF_IPX /* same format as AF_NS */
- #define PF_RTIP pseudo_AF_RTIP /* same format as AF_INET */
- #define PF_PIP pseudo_AF_PIP
-
- #define PF_NDRV AF_NDRV
- #define PF_ISDN AF_ISDN
- #define PF_KEY pseudo_AF_KEY
- #define PF_INET6 AF_INET6
- #define PF_NATM AF_NATM
- #define PF_ATM AF_ATM
- #define PF_SYSTEM AF_SYSTEM
- #define PF_NETBIOS AF_NETBIOS
- #define PF_PPP AF_PPP
-
- #define PF_MAX AF_MAX
-
- /*
- * Definitions for network related sysctl, CTL_NET.
- *
- * Second level is protocol family.
- * Third level is protocol number.
- *
- * Further levels are defined by the individual families below.
- */
- #define NET_MAXID AF_MAX
-
- #define CTL_NET_NAMES { \
- { 0, 0 }, \
- { "local", CTLTYPE_NODE }, \
- { "inet", CTLTYPE_NODE }, \
- { "implink", CTLTYPE_NODE }, \
- { "pup", CTLTYPE_NODE }, \
- { "chaos", CTLTYPE_NODE }, \
- { "xerox_ns", CTLTYPE_NODE }, \
- { "iso", CTLTYPE_NODE }, \
- { "emca", CTLTYPE_NODE }, \
- { "datakit", CTLTYPE_NODE }, \
- { "ccitt", CTLTYPE_NODE }, \
- { "ibm_sna", CTLTYPE_NODE }, \
- { "decnet", CTLTYPE_NODE }, \
- { "dec_dli", CTLTYPE_NODE }, \
- { "lat", CTLTYPE_NODE }, \
- { "hylink", CTLTYPE_NODE }, \
- { "appletalk", CTLTYPE_NODE }, \
- { "route", CTLTYPE_NODE }, \
- { "link_layer", CTLTYPE_NODE }, \
- { "xtp", CTLTYPE_NODE }, \
- { "coip", CTLTYPE_NODE }, \
- { "cnt", CTLTYPE_NODE }, \
- { "rtip", CTLTYPE_NODE }, \
- { "ipx", CTLTYPE_NODE }, \
- { "sip", CTLTYPE_NODE }, \
- { "pip", CTLTYPE_NODE }, \
- { "isdn", CTLTYPE_NODE }, \
- { "key", CTLTYPE_NODE }, \
- { "inet6", CTLTYPE_NODE }, \
- { "natm", CTLTYPE_NODE }, \
- }
-
- /*
- * PF_ROUTE - Routing table
- *
- * Three additional levels are defined:
- * Fourth: address family, 0 is wildcard
- * Fifth: type of info, defined below
- * Sixth: flag(s) to mask with for NET_RT_FLAGS
- */
- #define NET_RT_DUMP 1 /* dump; may limit to a.f. */
- #define NET_RT_FLAGS 2 /* by flags, e.g. RESOLVING */
- #define NET_RT_IFLIST 3 /* survey interface list */
- #define NET_RT_MAXID 4
-
- #define CTL_NET_RT_NAMES { \
- { 0, 0 }, \
- { "dump", CTLTYPE_STRUCT }, \
- { "flags", CTLTYPE_STRUCT }, \
- { "iflist", CTLTYPE_STRUCT }, \
- }
-
- /*
- * Maximum queue length specifiable by listen.
- */
- #define SOMAXCONN 128
-
- /*
- * Message header for recvmsg and sendmsg calls.
- * Used value-result for recvmsg, value only for sendmsg.
- */
- struct msghdr {
- caddr_t msg_name; /* optional address */
- u_int msg_namelen; /* size of address */
- struct iovec *msg_iov; /* scatter/gather array */
- u_int msg_iovlen; /* # elements in msg_iov */
- caddr_t msg_control; /* ancillary data, see below */
- u_int msg_controllen; /* ancillary data buffer len */
- int msg_flags; /* flags on received message */
- };
-
- #define MSG_OOB 0x1 /* process out-of-band data */
- #define MSG_PEEK 0x2 /* peek at incoming message */
- #define MSG_DONTROUTE 0x4 /* send without using routing tables */
- #define MSG_EOR 0x8 /* data completes record */
- #define MSG_TRUNC 0x10 /* data discarded before delivery */
- #define MSG_CTRUNC 0x20 /* control data lost before delivery */
- #define MSG_WAITALL 0x40 /* wait for full request or error */
- #define MSG_DONTWAIT 0x80 /* this message should be nonblocking */
- #define MSG_EOF 0x100 /* data completes connection */
- #define MSG_FLUSH 0x400 /* Start of 'hold' seq; dump so_temp */
- #define MSG_HOLD 0x800 /* Hold frag in so_temp */
- #define MSG_SEND 0x1000 /* Send the packet in so_temp */
- #define MSG_HAVEMORE 0x2000 /* Data ready to be read */
- #define MSG_RCVMORE 0x4000 /* Data remains in current pkt */
- #define MSG_COMPAT 0x8000 /* used in sendit() */
-
- /*
- * Header for ancillary data objects in msg_control buffer.
- * Used for additional information with/about a datagram
- * not expressible by flags. The format is a sequence
- * of message elements headed by cmsghdr structures.
- */
- struct cmsghdr {
- u_int cmsg_len; /* data byte count, including hdr */
- int cmsg_level; /* originating protocol */
- int cmsg_type; /* protocol-specific type */
- /* followed by u_char cmsg_data[]; */
- };
-
- /* given pointer to struct cmsghdr, return pointer to data */
- #define CMSG_DATA(cmsg) ((u_char *)((cmsg) + 1))
-
- /* Alignment requirement for CMSG struct manipulation.
- * This is different from ALIGN() defined in ARCH/include/param.h.
- * XXX think again carefully about architecture dependencies.
- */
- #define CMSG_ALIGN(n) (((n) + 3) & ~3)
-
- /* given pointer to struct cmsghdr, return pointer to next cmsghdr */
- #define CMSG_NXTHDR(mhdr, cmsg) \
- (((caddr_t)(cmsg) + (cmsg)->cmsg_len + sizeof(struct cmsghdr) > \
- (mhdr)->msg_control + (mhdr)->msg_controllen) ? \
- (struct cmsghdr *)NULL : \
- (struct cmsghdr *)((caddr_t)(cmsg) + CMSG_ALIGN((cmsg)->cmsg_len)))
-
- #define CMSG_FIRSTHDR(mhdr) ((struct cmsghdr *)(mhdr)->msg_control)
-
- #define CMSG_SPACE(l) (CMSG_ALIGN(sizeof(struct cmsghdr)) + CMSG_ALIGN(l))
- #define CMSG_LEN(l) (CMSG_ALIGN(sizeof(struct cmsghdr)) + (l))
-
- /* "Socket"-level control message types: */
- #define SCM_RIGHTS 0x01 /* access rights (array of int) */
- #define SCM_TIMESTAMP 0x02 /* timestamp (struct timeval) */
- #define SCM_CREDS 0x03 /* process creds (struct cmsgcred) */
-
- /*
- * 4.3 compat sockaddr, move to compat file later
- */
- struct osockaddr {
- u_short sa_family; /* address family */
- char sa_data[14]; /* up to 14 bytes of direct address */
- };
-
- /*
- * 4.3-compat message header (move to compat file later).
- */
- struct omsghdr {
- caddr_t msg_name; /* optional address */
- int msg_namelen; /* size of address */
- struct iovec *msg_iov; /* scatter/gather array */
- int msg_iovlen; /* # elements in msg_iov */
- caddr_t msg_accrights; /* access rights sent/received */
- int msg_accrightslen;
- };
-
- /*
- * howto arguments for shutdown(2), specified by Posix.1g.
- */
- #define SHUT_RD 0 /* shut down the reading side */
- #define SHUT_WR 1 /* shut down the writing side */
- #define SHUT_RDWR 2 /* shut down both sides */
-
- #if SENDFILE
- /*
- * sendfile(2) header/trailer struct
- */
- struct sf_hdtr {
- struct iovec *headers; /* pointer to an array of header struct iovec's */
- int hdr_cnt; /* number of header iovec's */
- struct iovec *trailers; /* pointer to an array of trailer struct iovec's */
- int trl_cnt; /* number of trailer iovec's */
- };
- #endif
-
- #ifndef KERNEL
-
- #include <sys/cdefs.h>
-
- __BEGIN_DECLS
- int accept __P((int, struct sockaddr *, int *));
- int bind __P((int, const struct sockaddr *, int));
- int connect __P((int, const struct sockaddr *, int));
- int getpeername __P((int, struct sockaddr *, int *));
- int getsockname __P((int, struct sockaddr *, int *));
- int getsockopt __P((int, int, int, void *, int *));
- int listen __P((int, int));
- ssize_t recv __P((int, void *, size_t, int));
- ssize_t recvfrom __P((int, void *, size_t, int, struct sockaddr *, int *));
- ssize_t recvmsg __P((int, struct msghdr *, int));
- ssize_t send __P((int, const void *, size_t, int));
- ssize_t sendto __P((int, const void *,
- size_t, int, const struct sockaddr *, int));
- ssize_t sendmsg __P((int, const struct msghdr *, int));
- #if SENDFILE
- int sendfile __P((int, int, off_t, size_t, struct sf_hdtr *, off_t *, int));
- #endif
- int setsockopt __P((int, int, int, const void *, int));
- int shutdown __P((int, int));
- int socket __P((int, int, int));
- int socketpair __P((int, int, int, int *));
- __END_DECLS
-
- #endif /* !KERNEL */
- #endif /* !_SYS_SOCKET_H_ */
-