/* WINSOCK.H--definitions to be used with the WINSOCK.DLL * * This header file corresponds to version 1.1 of the Windows Sockets * specification. */ #ifndef _WINSOCKAPI_ #define _WINSOCKAPI_ #include #include #include #include #include #include #include "windows.h" /* * The new type to be used in all * instances which refer to sockets. */ typedef u_int SOCKET; extern int PASCAL FAR __WSAFDIsSet(SOCKET, fd_set FAR *); /* * Internet address (old style... should be updated) */ #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 */ #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; /* * This is used instead of -1, since the * SOCKET type is unsigned. */ #define INVALID_SOCKET (SOCKET)(~0) #define SOCKET_ERROR (-1) /* * Option flags per-socket. */ #ifndef SO_DONTLINGER #define SO_DONTLINGER (u_int)(~SO_LINGER) #endif #ifndef _SYS_SOCKET_H_ #ifndef _sys_socket_h /* * Structure used by kernel to pass protocol * information in raw sockets. */ struct sockproto { u_short sp_family; /* address family */ u_short sp_protocol; /* protocol */ }; #endif #endif /* * Maximum queue length specifiable by listen. */ #define SOMAXCONN 5 #ifndef MSG_DONTROUTE #define MSG_DONTROUTE 0x4 /* send without using routing tables */ #endif #define MSG_MAXIOVLEN 16 /* * 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) /* * 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) /* Non-Authoritative: Host not found, or SERVERFAIL */ #define WSATRY_AGAIN (WSABASEERR+1002) /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */ #define WSANO_RECOVERY (WSABASEERR+1003) /* Valid name, no data record of requested type */ #define WSANO_DATA (WSABASEERR+1004) /* no address, look for MX record */ #define WSANO_ADDRESS WSANO_DATA /* Socket function prototypes */ #ifdef __cplusplus extern "C" { #endif /* 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); #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_ */