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/* WINSOCK.H--definitions to be used with the WINSOCK.DLL
* * This header file corresponds to version 1.1 of the Windows Sockets specification. * * This file includes parts which are Copyright (c) 1982-1986 Regents * of the University of California. All rights reserved. The * Berkeley Software License Agreement specifies the terms and * conditions for redistribution. * * Change log: * * Fri Apr 23 16:31:01 1993 Mark Towfiq (towfiq@Microdyne.COM) * New version from David Treadwell which adds extern "C" around * __WSAFDIsSet() and removes "const" from buf param of * WSAAsyncGetHostByAddr(). Added change log. * * Sat May 15 10:55:00 1993 David Treadwell (davidtr@microsoft.com) * Fix the IN_CLASSC macro to account for class-D multicasts. * Add AF_IPX == AF_NS. * */
#ifndef _WINSOCKAPI_
#define _WINSOCKAPI_
/*
* Pull in WINDOWS.H if necessary */#ifndef _INC_WINDOWS
#include <windows.h>
#endif /* _INC_WINDOWS */
/*
* Basic system type definitions, taken from the BSD file sys/types.h. */typedef unsigned char u_char;typedef unsigned short u_short;typedef unsigned int u_int;typedef unsigned long u_long;
/*
* The new type to be used in all * instances which refer to sockets. */typedef u_int SOCKET;
/*
* Select uses arrays of SOCKETs. These macros manipulate such * arrays. FD_SETSIZE may be defined by the user before including * this file, but the default here should be >= 64. * * CAVEAT IMPLEMENTOR and USER: THESE MACROS AND TYPES MUST BE * INCLUDED IN WINSOCK.H EXACTLY AS SHOWN HERE. */#ifndef FD_SETSIZE
#define FD_SETSIZE 64
#endif /* FD_SETSIZE */
typedef struct fd_set { u_int fd_count; /* how many are SET? */ SOCKET fd_array[FD_SETSIZE]; /* an array of SOCKETs */} fd_set;
#ifdef __cplusplus
extern "C" {#endif
extern int PASCAL FAR __WSAFDIsSet(SOCKET, fd_set FAR *);
#ifdef __cplusplus
}#endif
#define FD_CLR(fd, set) do { \
u_int __i; \ for (__i = 0; __i < ((fd_set FAR *)(set))->fd_count ; __i++) { \ if (((fd_set FAR *)(set))->fd_array[__i] == fd) { \ while (__i < ((fd_set FAR *)(set))->fd_count-1) { \ ((fd_set FAR *)(set))->fd_array[__i] = \ ((fd_set FAR *)(set))->fd_array[__i+1]; \ __i++; \ } \ ((fd_set FAR *)(set))->fd_count--; \ break; \ } \ } \} while(0)
#define FD_SET(fd, set) do { \
if (((fd_set FAR *)(set))->fd_count < FD_SETSIZE) \ ((fd_set FAR *)(set))->fd_array[((fd_set FAR *)(set))->fd_count++]=fd;\} while(0)
#define FD_ZERO(set) (((fd_set FAR *)(set))->fd_count=0)
#define FD_ISSET(fd, set) __WSAFDIsSet((SOCKET)fd, (fd_set FAR *)set)
/*
* Structure used in select() call, taken from the BSD file sys/time.h. */struct timeval { long tv_sec; /* seconds */ long tv_usec; /* and microseconds */};
/*
* Operations on timevals. * * NB: timercmp does not work for >= or <=. */#define timerisset(tvp) ((tvp)->tv_sec || (tvp)->tv_usec)
#define timercmp(tvp, uvp, cmp) \
((tvp)->tv_sec cmp (uvp)->tv_sec || \ (tvp)->tv_sec == (uvp)->tv_sec && (tvp)->tv_usec cmp (uvp)->tv_usec)#define timerclear(tvp) (tvp)->tv_sec = (tvp)->tv_usec = 0
/*
* Commands for ioctlsocket(), taken from the BSD file fcntl.h. * * * Ioctl's have the command encoded in the lower word, * and the size of any in or out parameters in the upper * word. The high 2 bits of the upper word are used * to encode the in/out status of the parameter; for now * we restrict parameters to at most 128 bytes. */#define IOCPARM_MASK 0x7f /* parameters must be < 128 bytes */
#define IOC_VOID 0x20000000 /* no parameters */
#define IOC_OUT 0x40000000 /* copy out parameters */
#define IOC_IN 0x80000000 /* copy in parameters */
#define IOC_INOUT (IOC_IN|IOC_OUT)
/* 0x20000000 distinguishes new &
old ioctl's */#define _IO(x,y) (IOC_VOID|(x<<8)|y)
#define _IOR(x,y,t) (IOC_OUT|(((long)sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)
#define _IOW(x,y,t) (IOC_IN|(((long)sizeof(t)&IOCPARM_MASK)<<16)|(x<<8)|y)
#define FIONREAD _IOR('f', 127, u_long) /* get # bytes to read */
#define FIONBIO _IOW('f', 126, u_long) /* set/clear non-blocking i/o */
#define FIOASYNC _IOW('f', 125, u_long) /* set/clear async i/o */
/* Socket I/O Controls */#define SIOCSHIWAT _IOW('s', 0, u_long) /* set high watermark */
#define SIOCGHIWAT _IOR('s', 1, u_long) /* get high watermark */
#define SIOCSLOWAT _IOW('s', 2, u_long) /* set low watermark */
#define SIOCGLOWAT _IOR('s', 3, u_long) /* get low watermark */
#define SIOCATMARK _IOR('s', 7, u_long) /* at oob mark? */
/*
* Structures returned by network data base library, taken from the * BSD file netdb.h. All addresses are supplied in host order, and * returned in network order (suitable for use in system calls). */
struct hostent { char FAR * h_name; /* official name of host */ char FAR * FAR * h_aliases; /* alias list */ short h_addrtype; /* host address type */ short h_length; /* length of address */ char FAR * FAR * h_addr_list; /* list of addresses */#define h_addr h_addr_list[0] /* address, for backward compat */
};
/*
* It is assumed here that a network number * fits in 32 bits. */struct netent { char FAR * n_name; /* official name of net */ char FAR * FAR * n_aliases; /* alias list */ short n_addrtype; /* net address type */ u_long n_net; /* network # */};
struct servent { char FAR * s_name; /* official service name */ char FAR * FAR * s_aliases; /* alias list */ short s_port; /* port # */ char FAR * s_proto; /* protocol to use */};
struct protoent { char FAR * p_name; /* official protocol name */ char FAR * FAR * p_aliases; /* alias list */ short p_proto; /* protocol # */};
/*
* Constants and structures defined by the internet system, * Per RFC 790, September 1981, taken from the BSD file netinet/in.h. */
/*
* Protocols */#define IPPROTO_IP 0 /* dummy for IP */
#define IPPROTO_ICMP 1 /* control message protocol */
#define IPPROTO_GGP 2 /* gateway^2 (deprecated) */
#define IPPROTO_TCP 6 /* tcp */
#define IPPROTO_PUP 12 /* pup */
#define IPPROTO_UDP 17 /* user datagram protocol */
#define IPPROTO_IDP 22 /* xns idp */
#define IPPROTO_ND 77 /* UNOFFICIAL net disk proto */
#define IPPROTO_RAW 255 /* raw IP packet */
#define IPPROTO_MAX 256
/*
* Port/socket numbers: network standard functions */#define IPPORT_ECHO 7
#define IPPORT_DISCARD 9
#define IPPORT_SYSTAT 11
#define IPPORT_DAYTIME 13
#define IPPORT_NETSTAT 15
#define IPPORT_FTP 21
#define IPPORT_TELNET 23
#define IPPORT_SMTP 25
#define IPPORT_TIMESERVER 37
#define IPPORT_NAMESERVER 42
#define IPPORT_WHOIS 43
#define IPPORT_MTP 57
/*
* Port/socket numbers: host specific functions */#define IPPORT_TFTP 69
#define IPPORT_RJE 77
#define IPPORT_FINGER 79
#define IPPORT_TTYLINK 87
#define IPPORT_SUPDUP 95
/*
* UNIX TCP sockets */#define IPPORT_EXECSERVER 512
#define IPPORT_LOGINSERVER 513
#define IPPORT_CMDSERVER 514
#define IPPORT_EFSSERVER 520
/*
* UNIX UDP sockets */#define IPPORT_BIFFUDP 512
#define IPPORT_WHOSERVER 513
#define IPPORT_ROUTESERVER 520
/* 520+1 also used */
/*
* Ports < IPPORT_RESERVED are reserved for * privileged processes (e.g. root). */#define IPPORT_RESERVED 1024
/*
* Link numbers */#define IMPLINK_IP 155
#define IMPLINK_LOWEXPER 156
#define IMPLINK_HIGHEXPER 158
/*
* Internet address (old style... should be updated) */struct in_addr { union { struct { u_char s_b1,s_b2,s_b3,s_b4; } S_un_b; struct { u_short s_w1,s_w2; } S_un_w; u_long S_addr; } S_un;#define s_addr S_un.S_addr
/* can be used for most tcp & ip code */#define s_host S_un.S_un_b.s_b2
/* host on imp */#define s_net S_un.S_un_b.s_b1
/* network */#define s_imp S_un.S_un_w.s_w2
/* imp */#define s_impno S_un.S_un_b.s_b4
/* imp # */#define s_lh S_un.S_un_b.s_b3
/* logical host */};
/*
* Definitions of bits in internet address integers. * On subnets, the decomposition of addresses to host and net parts * is done according to subnet mask, not the masks here. */#define IN_CLASSA(i) (((long)(i) & 0x80000000) == 0)
#define IN_CLASSA_NET 0xff000000
#define IN_CLASSA_NSHIFT 24
#define IN_CLASSA_HOST 0x00ffffff
#define IN_CLASSA_MAX 128
#define IN_CLASSB(i) (((long)(i) & 0xc0000000) == 0x80000000)
#define IN_CLASSB_NET 0xffff0000
#define IN_CLASSB_NSHIFT 16
#define IN_CLASSB_HOST 0x0000ffff
#define IN_CLASSB_MAX 65536
#define IN_CLASSC(i) (((long)(i) & 0xe0000000) == 0xc0000000)
#define IN_CLASSC_NET 0xffffff00
#define IN_CLASSC_NSHIFT 8
#define IN_CLASSC_HOST 0x000000ff
#define INADDR_ANY (u_long)0x00000000
#define INADDR_LOOPBACK 0x7f000001
#define INADDR_BROADCAST (u_long)0xffffffff
#define INADDR_NONE 0xffffffff
/*
* Socket address, internet style. */struct sockaddr_in { short sin_family; u_short sin_port; struct in_addr sin_addr; char sin_zero[8];};
#define WSADESCRIPTION_LEN 256
#define WSASYS_STATUS_LEN 128
typedef struct WSAData { WORD wVersion; WORD wHighVersion; char szDescription[WSADESCRIPTION_LEN+1]; char szSystemStatus[WSASYS_STATUS_LEN+1]; unsigned short iMaxSockets; unsigned short iMaxUdpDg; char FAR * lpVendorInfo;} WSADATA;
typedef WSADATA FAR *LPWSADATA;
/*
* Options for use with [gs]etsockopt at the IP level. */#define IP_OPTIONS 1 /* set/get IP per-packet options */
/*
* Definitions related to sockets: types, address families, options, * taken from the BSD file sys/socket.h. */
/*
* This is used instead of -1, since the * SOCKET type is unsigned. */#define INVALID_SOCKET (SOCKET)(~0)
#define SOCKET_ERROR (-1)
/*
* 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_DONTLINGER (u_int)(~SO_LINGER)
/*
* Additional 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 */
/*
* Options for connect and disconnect data and options. Used only by * non-TCP/IP transports such as DECNet, OSI TP4, etc. */#define SO_CONNDATA 0x7000
#define SO_CONNOPT 0x7001
#define SO_DISCDATA 0x7002
#define SO_DISCOPT 0x7003
#define SO_CONNDATALEN 0x7004
#define SO_CONNOPTLEN 0x7005
#define SO_DISCDATALEN 0x7006
#define SO_DISCOPTLEN 0x7007
/*
* TCP options. */#define TCP_NODELAY 0x0001
/*
* Address families. */#define AF_UNSPEC 0 /* unspecified */
#define AF_UNIX 1 /* local to host (pipes, portals) */
#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_IPX 6 /* IPX and SPX */
#define AF_NS 6 /* XEROX NS protocols */
#define AF_ISO 7 /* ISO protocols */
#define AF_OSI AF_ISO /* OSI is 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 /* Direct data link interface */
#define AF_LAT 14 /* LAT */
#define AF_HYLINK 15 /* NSC Hyperchannel */
#define AF_APPLETALK 16 /* AppleTalk */
#define AF_NETBIOS 17 /* NetBios-style addresses */
#define AF_MAX 18
/*
* Structure used by kernel to store most * addresses. */struct sockaddr { u_short sa_family; /* address family */ char sa_data[14]; /* up to 14 bytes of direct address */};
/*
* 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_UNIX AF_UNIX
#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_IPX AF_IPX
#define PF_ISO AF_ISO
#define PF_OSI AF_OSI
#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_MAX AF_MAX
/*
* Structure used for manipulating linger option. */struct linger { u_short l_onoff; /* option on/off */ u_short l_linger; /* linger time */};
/*
* Level number for (get/set)sockopt() to apply to socket itself. */#define SOL_SOCKET 0xffff /* options for socket level */
/*
* Maximum queue length specifiable by listen. */#define SOMAXCONN 5
#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_MAXIOVLEN 16
#define MSG_PARTIAL 0x8000 /* partial send or recv for message xport */
/*
* Define constant based on rfc883, used by gethostbyxxxx() calls. */#define MAXGETHOSTSTRUCT 1024
/*
* Define flags to be used with the WSAAsyncSelect() call. */#define FD_READ 0x01
#define FD_WRITE 0x02
#define FD_OOB 0x04
#define FD_ACCEPT 0x08
#define FD_CONNECT 0x10
#define FD_CLOSE 0x20
/*
* All Windows Sockets error constants are biased by WSABASEERR from * the "normal" */#define WSABASEERR 10000
/*
* Windows Sockets definitions of regular Microsoft C error constants */#define WSAEINTR (WSABASEERR+4)
#define WSAEBADF (WSABASEERR+9)
#define WSAEACCES (WSABASEERR+13)
#define WSAEFAULT (WSABASEERR+14)
#define WSAEINVAL (WSABASEERR+22)
#define WSAEMFILE (WSABASEERR+24)
/*
* Windows Sockets definitions of regular Berkeley error constants */#define WSAEWOULDBLOCK (WSABASEERR+35)
#define WSAEINPROGRESS (WSABASEERR+36)
#define WSAEALREADY (WSABASEERR+37)
#define WSAENOTSOCK (WSABASEERR+38)
#define WSAEDESTADDRREQ (WSABASEERR+39)
#define WSAEMSGSIZE (WSABASEERR+40)
#define WSAEPROTOTYPE (WSABASEERR+41)
#define WSAENOPROTOOPT (WSABASEERR+42)
#define WSAEPROTONOSUPPORT (WSABASEERR+43)
#define WSAESOCKTNOSUPPORT (WSABASEERR+44)
#define WSAEOPNOTSUPP (WSABASEERR+45)
#define WSAEPFNOSUPPORT (WSABASEERR+46)
#define WSAEAFNOSUPPORT (WSABASEERR+47)
#define WSAEADDRINUSE (WSABASEERR+48)
#define WSAEADDRNOTAVAIL (WSABASEERR+49)
#define WSAENETDOWN (WSABASEERR+50)
#define WSAENETUNREACH (WSABASEERR+51)
#define WSAENETRESET (WSABASEERR+52)
#define WSAECONNABORTED (WSABASEERR+53)
#define WSAECONNRESET (WSABASEERR+54)
#define WSAENOBUFS (WSABASEERR+55)
#define WSAEISCONN (WSABASEERR+56)
#define WSAENOTCONN (WSABASEERR+57)
#define WSAESHUTDOWN (WSABASEERR+58)
#define WSAETOOMANYREFS (WSABASEERR+59)
#define WSAETIMEDOUT (WSABASEERR+60)
#define WSAECONNREFUSED (WSABASEERR+61)
#define WSAELOOP (WSABASEERR+62)
#define WSAENAMETOOLONG (WSABASEERR+63)
#define WSAEHOSTDOWN (WSABASEERR+64)
#define WSAEHOSTUNREACH (WSABASEERR+65)
#define WSAENOTEMPTY (WSABASEERR+66)
#define WSAEPROCLIM (WSABASEERR+67)
#define WSAEUSERS (WSABASEERR+68)
#define WSAEDQUOT (WSABASEERR+69)
#define WSAESTALE (WSABASEERR+70)
#define WSAEREMOTE (WSABASEERR+71)
#define WSAEDISCON (WSABASEERR+101)
/*
* Extended Windows Sockets error constant definitions */#define WSASYSNOTREADY (WSABASEERR+91)
#define WSAVERNOTSUPPORTED (WSABASEERR+92)
#define WSANOTINITIALISED (WSABASEERR+93)
/*
* Error return codes from gethostbyname() and gethostbyaddr() * (when using the resolver). Note that these errors are * retrieved via WSAGetLastError() and must therefore follow * the rules for avoiding clashes with error numbers from * specific implementations or language run-time systems. * For this reason the codes are based at WSABASEERR+1001. * Note also that [WSA]NO_ADDRESS is defined only for * compatibility purposes. */
#define h_errno WSAGetLastError()
/* Authoritative Answer: Host not found */#define WSAHOST_NOT_FOUND (WSABASEERR+1001)
#define HOST_NOT_FOUND WSAHOST_NOT_FOUND
/* Non-Authoritative: Host not found, or SERVERFAIL */#define WSATRY_AGAIN (WSABASEERR+1002)
#define TRY_AGAIN WSATRY_AGAIN
/* Non recoverable errors, FORMERR, REFUSED, NOTIMP */#define WSANO_RECOVERY (WSABASEERR+1003)
#define NO_RECOVERY WSANO_RECOVERY
/* Valid name, no data record of requested type */#define WSANO_DATA (WSABASEERR+1004)
#define NO_DATA WSANO_DATA
/* no address, look for MX record */#define WSANO_ADDRESS WSANO_DATA
#define NO_ADDRESS WSANO_ADDRESS
/*
* Windows Sockets errors redefined as regular Berkeley error constants. * These are commented out in Windows NT to avoid conflicts with errno.h. * Use the WSA constants instead. */#if 0
#define EWOULDBLOCK WSAEWOULDBLOCK
#define EINPROGRESS WSAEINPROGRESS
#define EALREADY WSAEALREADY
#define ENOTSOCK WSAENOTSOCK
#define EDESTADDRREQ WSAEDESTADDRREQ
#define EMSGSIZE WSAEMSGSIZE
#define EPROTOTYPE WSAEPROTOTYPE
#define ENOPROTOOPT WSAENOPROTOOPT
#define EPROTONOSUPPORT WSAEPROTONOSUPPORT
#define ESOCKTNOSUPPORT WSAESOCKTNOSUPPORT
#define EOPNOTSUPP WSAEOPNOTSUPP
#define EPFNOSUPPORT WSAEPFNOSUPPORT
#define EAFNOSUPPORT WSAEAFNOSUPPORT
#define EADDRINUSE WSAEADDRINUSE
#define EADDRNOTAVAIL WSAEADDRNOTAVAIL
#define ENETDOWN WSAENETDOWN
#define ENETUNREACH WSAENETUNREACH
#define ENETRESET WSAENETRESET
#define ECONNABORTED WSAECONNABORTED
#define ECONNRESET WSAECONNRESET
#define ENOBUFS WSAENOBUFS
#define EISCONN WSAEISCONN
#define ENOTCONN WSAENOTCONN
#define ESHUTDOWN WSAESHUTDOWN
#define ETOOMANYREFS WSAETOOMANYREFS
#define ETIMEDOUT WSAETIMEDOUT
#define ECONNREFUSED WSAECONNREFUSED
#define ELOOP WSAELOOP
#define ENAMETOOLONG WSAENAMETOOLONG
#define EHOSTDOWN WSAEHOSTDOWN
#define EHOSTUNREACH WSAEHOSTUNREACH
#define ENOTEMPTY WSAENOTEMPTY
#define EPROCLIM WSAEPROCLIM
#define EUSERS WSAEUSERS
#define EDQUOT WSAEDQUOT
#define ESTALE WSAESTALE
#define EREMOTE WSAEREMOTE
#endif
/* Socket function prototypes */
#ifdef __cplusplus
extern "C" {#endif
SOCKET PASCAL FAR accept (SOCKET s, struct sockaddr FAR *addr, int FAR *addrlen);
int PASCAL FAR bind (SOCKET s, const struct sockaddr FAR *addr, int namelen);
int PASCAL FAR closesocket (SOCKET s);
int PASCAL FAR connect (SOCKET s, const struct sockaddr FAR *name, int namelen);
int PASCAL FAR ioctlsocket (SOCKET s, long cmd, u_long FAR *argp);
int PASCAL FAR getpeername (SOCKET s, struct sockaddr FAR *name, int FAR * namelen);
int PASCAL FAR getsockname (SOCKET s, struct sockaddr FAR *name, int FAR * namelen);
int PASCAL FAR getsockopt (SOCKET s, int level, int optname, char FAR * optval, int FAR *optlen);
u_long PASCAL FAR htonl (u_long hostlong);
u_short PASCAL FAR htons (u_short hostshort);
unsigned long PASCAL FAR inet_addr (const char FAR * cp);
char FAR * PASCAL FAR inet_ntoa (struct in_addr in);
int PASCAL FAR listen (SOCKET s, int backlog);
u_long PASCAL FAR ntohl (u_long netlong);
u_short PASCAL FAR ntohs (u_short netshort);
int PASCAL FAR recv (SOCKET s, char FAR * buf, int len, int flags);
int PASCAL FAR recvfrom (SOCKET s, char FAR * buf, int len, int flags, struct sockaddr FAR *from, int FAR * fromlen);
int PASCAL FAR select (int nfds, fd_set FAR *readfds, fd_set FAR *writefds, fd_set FAR *exceptfds, const struct timeval FAR *timeout);
int PASCAL FAR send (SOCKET s, const char FAR * buf, int len, int flags);
int PASCAL FAR sendto (SOCKET s, const char FAR * buf, int len, int flags, const struct sockaddr FAR *to, int tolen);
int PASCAL FAR setsockopt (SOCKET s, int level, int optname, const char FAR * optval, int optlen);
int PASCAL FAR shutdown (SOCKET s, int how);
SOCKET PASCAL FAR socket (int af, int type, int protocol);
/* Database function prototypes */
struct hostent FAR * PASCAL FAR gethostbyaddr(const char FAR * addr, int len, int type);
struct hostent FAR * PASCAL FAR gethostbyname(const char FAR * name);
int PASCAL FAR gethostname (char FAR * name, int namelen);
struct servent FAR * PASCAL FAR getservbyport(int port, const char FAR * proto);
struct servent FAR * PASCAL FAR getservbyname(const char FAR * name, const char FAR * proto);
struct protoent FAR * PASCAL FAR getprotobynumber(int proto);
struct protoent FAR * PASCAL FAR getprotobyname(const char FAR * name);
/* Microsoft Windows Extension function prototypes */
int PASCAL FAR WSAStartup(WORD wVersionRequired, LPWSADATA lpWSAData);
int PASCAL FAR WSACleanup(void);
void PASCAL FAR WSASetLastError(int iError);
int PASCAL FAR WSAGetLastError(void);
BOOL PASCAL FAR WSAIsBlocking(void);
int PASCAL FAR WSAUnhookBlockingHook(void);
FARPROC PASCAL FAR WSASetBlockingHook(FARPROC lpBlockFunc);
int PASCAL FAR WSACancelBlockingCall(void);
HANDLE PASCAL FAR WSAAsyncGetServByName(HWND hWnd, u_int wMsg, const char FAR * name, const char FAR * proto, char FAR * buf, int buflen);
HANDLE PASCAL FAR WSAAsyncGetServByPort(HWND hWnd, u_int wMsg, int port, const char FAR * proto, char FAR * buf, int buflen);
HANDLE PASCAL FAR WSAAsyncGetProtoByName(HWND hWnd, u_int wMsg, const char FAR * name, char FAR * buf, int buflen);
HANDLE PASCAL FAR WSAAsyncGetProtoByNumber(HWND hWnd, u_int wMsg, int number, char FAR * buf, int buflen);
HANDLE PASCAL FAR WSAAsyncGetHostByName(HWND hWnd, u_int wMsg, const char FAR * name, char FAR * buf, int buflen);
HANDLE PASCAL FAR WSAAsyncGetHostByAddr(HWND hWnd, u_int wMsg, const char FAR * addr, int len, int type, char FAR * buf, int buflen);
int PASCAL FAR WSACancelAsyncRequest(HANDLE hAsyncTaskHandle);
int PASCAL FAR WSAAsyncSelect(SOCKET s, HWND hWnd, u_int wMsg, long lEvent);
int PASCAL FAR WSARecvEx (SOCKET s, char FAR * buf, int len, int FAR *flags);
#ifdef __cplusplus
}#endif
/* Microsoft Windows Extended data types */typedef struct sockaddr SOCKADDR;typedef struct sockaddr *PSOCKADDR;typedef struct sockaddr FAR *LPSOCKADDR;
typedef struct sockaddr_in SOCKADDR_IN;typedef struct sockaddr_in *PSOCKADDR_IN;typedef struct sockaddr_in FAR *LPSOCKADDR_IN;
typedef struct linger LINGER;typedef struct linger *PLINGER;typedef struct linger FAR *LPLINGER;
typedef struct in_addr IN_ADDR;typedef struct in_addr *PIN_ADDR;typedef struct in_addr FAR *LPIN_ADDR;
typedef struct fd_set FD_SET;typedef struct fd_set *PFD_SET;typedef struct fd_set FAR *LPFD_SET;
typedef struct hostent HOSTENT;typedef struct hostent *PHOSTENT;typedef struct hostent FAR *LPHOSTENT;
typedef struct servent SERVENT;typedef struct servent *PSERVENT;typedef struct servent FAR *LPSERVENT;
typedef struct protoent PROTOENT;typedef struct protoent *PPROTOENT;typedef struct protoent FAR *LPPROTOENT;
typedef struct timeval TIMEVAL;typedef struct timeval *PTIMEVAL;typedef struct timeval FAR *LPTIMEVAL;
/*
* Windows message parameter composition and decomposition * macros. * * WSAMAKEASYNCREPLY is intended for use by the Windows Sockets implementation * when constructing the response to a WSAAsyncGetXByY() routine. */#define WSAMAKEASYNCREPLY(buflen,error) MAKELONG(buflen,error)
/*
* WSAMAKESELECTREPLY is intended for use by the Windows Sockets implementation * when constructing the response to WSAAsyncSelect(). */#define WSAMAKESELECTREPLY(event,error) MAKELONG(event,error)
/*
* WSAGETASYNCBUFLEN is intended for use by the Windows Sockets application * to extract the buffer length from the lParam in the response * to a WSAGetXByY(). */#define WSAGETASYNCBUFLEN(lParam) LOWORD(lParam)
/*
* WSAGETASYNCERROR is intended for use by the Windows Sockets application * to extract the error code from the lParam in the response * to a WSAGetXByY(). */#define WSAGETASYNCERROR(lParam) HIWORD(lParam)
/*
* WSAGETSELECTEVENT is intended for use by the Windows Sockets application * to extract the event code from the lParam in the response * to a WSAAsyncSelect(). */#define WSAGETSELECTEVENT(lParam) LOWORD(lParam)
/*
* WSAGETSELECTERROR is intended for use by the Windows Sockets application * to extract the error code from the lParam in the response * to a WSAAsyncSelect(). */#define WSAGETSELECTERROR(lParam) HIWORD(lParam)
#endif /* _WINSOCKAPI_ */
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