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- #ifndef _SYS_SOCKET_H_
- #define _SYS_SOCKET_H_
-
- #ifndef _SYS_TYPES_H_
- #include <sys/types.h>
- #endif
-
- #define FD_ACCEPT 0x001 /* there is a connection to accept() */
- #define FD_CONNECT 0x002 /* connect() completed */
- #define FD_OOB 0x004 /* socket has out-of-band data */
- #define FD_READ 0x008 /* socket is readable */
- #define FD_WRITE 0x010 /* socket is writeable */
- #define FD_ERROR 0x020 /* asynchronous error on socket */
- #define FD_CLOSE 0x040 /* connection closed (graceful or not) */
-
-
- /*
- * 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 */
-
- /*
- * 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_EVENTMASK 0x2001
-
- /*
- * Structure used for manipulating linger option.
- */
- struct linger {
- long l_onoff; /* option on/off */
- long 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 */
- #define AF_ISDN 26 /* Integrated Services Digital Network*/
- #define AF_E164 AF_ISDN /* CCITT E.164 recommendation */
- #define pseudo_AF_KEY 27 /* Internal key-management function */
- #define AF_INET6 28 /* IPv6 */
-
- #define AF_MAX 29
-
- /*
- * 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 */
- };
-
- /*
- * Structure used by kernel to pass protocol
- * information in raw sockets.
- */
- struct sockproto {
- u_short sp_family; /* address family */
- u_short sp_protocol; /* protocol */
- };
-
- /*
- * 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_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_FTIP /* same format as AF_INET */
- #define PF_PIP pseudo_AF_PIP
- #define PF_ISDN AF_ISDN
-
- #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 }, \
- { 0, 0 }, \
- { "inet", CTLTYPE_NODE }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { "route", CTLTYPE_NODE }, \
- { "link_layer", CTLTYPE_NODE }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- { 0, 0 }, \
- }
-
- /*
- * 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 */
- long 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_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 */
- long cmsg_level; /* originating protocol */
- long 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))
-
- /* 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) + ALIGN((cmsg)->cmsg_len)))
-
- #define CMSG_FIRSTHDR(mhdr) ((struct cmsghdr *)(mhdr)->msg_control)
-
- /* "Socket"-level control message types: */
- #define SCM_RIGHTS 0x01 /* access rights (array of int) */
-
- /*
- * 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 */
- long msg_namelen; /* size of address */
- struct iovec *msg_iov; /* scatter/gather array */
- long msg_iovlen; /* # elements in msg_iov */
- caddr_t msg_accrights; /* access rights sent/received */
- long msg_accrightslen;
- };
-
- #ifndef SHUT_RD /* these three Posix.1g names are quite new */
- #define SHUT_RD 0 /* shutdown for reading */
- #define SHUT_WR 1 /* shutdown for writing */
- #define SHUT_RDWR 2 /* shutdown for reading and writing */
- #endif
-
- #endif /* !_SYS_SOCKET_H_ */
-