include/winsock.h

   1 /* WINSOCK.H--definitions to be used with the WINSOCK.DLL
   2  *
   3  * This header file corresponds to version 1.1 of the Windows Sockets
   4  * specification.
   5  */
   6
   7 #ifndef _WINSOCKAPI_
   8 #define _WINSOCKAPI_
   9
  10 #include <arpa/inet.h>
  11 #include <sys/types.h>
  12 #include <sys/time.h>
  13 #include <fcntl.h>
  14 #include <netdb.h>
  15 #include <netinet/in.h>
  16 #include <sys/socket.h>
  17 #include "windows.h"
  18
  19 /*
  20  * The new type to be used in all
  21  * instances which refer to sockets.
  22  */
  23 typedef u_int   SOCKET;
  24
  25 extern int PASCAL FAR __WSAFDIsSet(SOCKET, fd_set FAR *);
  26
  27 /*
  28  * Internet address (old style... should be updated)
  29  */
  30 #ifdef WS_USE_OLD_STYLE
  31 #define s_addr  S_un.S_addr     /* can be used for most tcp & ip code */
  32 #define s_host  S_un.S_un_b.s_b2        /* host on imp */
  33 #define s_net   S_un.S_un_b.s_b1        /* network */
  34 #define s_imp   S_un.S_un_w.s_w2        /* imp */
  35 #define s_impno S_un.S_un_b.s_b4        /* imp # */
  36 #define s_lh    S_un.S_un_b.s_b3        /* logical host */
  37 #endif
  38
  39 #define WSADESCRIPTION_LEN      256
  40 #define WSASYS_STATUS_LEN       128
  41
  42 typedef struct WSAData {
  43         WORD                    wVersion;
  44         WORD                    wHighVersion;
  45         char                    szDescription[WSADESCRIPTION_LEN+1];
  46         char                    szSystemStatus[WSASYS_STATUS_LEN+1];
  47         unsigned short          iMaxSockets;
  48         unsigned short          iMaxUdpDg;
  49         char FAR *              lpVendorInfo;
  50 } WSADATA;
  51
  52 typedef WSADATA FAR *LPWSADATA;
  53
  54 /*
  55  * This is used instead of -1, since the
  56  * SOCKET type is unsigned.
  57  */
  58 #define INVALID_SOCKET  (SOCKET)(~0)
  59 #define SOCKET_ERROR            (-1)
  60
  61 /*
  62  * Option flags per-socket.
  63  */
  64 #ifndef SO_DONTLINGER
  65 #define SO_DONTLINGER   (u_int)(~SO_LINGER)
  66 #endif
  67
  68 /*
  69  * Maximum queue length specifiable by listen.
  70  */
  71 #ifdef SOMAXCONN
  72 #undef SOMAXCONN
  73 #endif
  74 #define SOMAXCONN       5
  75
  76 #ifndef MSG_DONTROUTE
  77 #define MSG_DONTROUTE   0x4             /* send without using routing tables */
  78 #endif
  79 #define MSG_MAXIOVLEN   16
  80
  81 /*
  82  * Define constant based on rfc883, used by gethostbyxxxx() calls.
  83  */
  84 #define MAXGETHOSTSTRUCT        1024
  85
  86 /*
  87  * Define flags to be used with the WSAAsyncSelect() call.
  88  */
  89 #define FD_READ         0x01
  90 #define FD_WRITE        0x02
  91 #define FD_OOB          0x04
  92 #define FD_ACCEPT       0x08
  93 #define FD_CONNECT      0x10
  94 #define FD_CLOSE        0x20
  95
  96 /*
  97  * All Windows Sockets error constants are biased by WSABASEERR from
  98  * the "normal"
  99  */
 100 #define WSABASEERR              10000
 101 /*
 102  * Windows Sockets definitions of regular Microsoft C error constants
 103  */
 104 #define WSAEINTR                (WSABASEERR+4)
 105 #define WSAEBADF                (WSABASEERR+9)
 106 #define WSAEACCES               (WSABASEERR+13)
 107 #define WSAEFAULT               (WSABASEERR+14)
 108 #define WSAEINVAL               (WSABASEERR+22)
 109 #define WSAEMFILE               (WSABASEERR+24)
 110
 111 /*
 112  * Windows Sockets definitions of regular Berkeley error constants
 113  */
 114 #define WSAEWOULDBLOCK          (WSABASEERR+35)
 115 #define WSAEINPROGRESS          (WSABASEERR+36)
 116 #define WSAEALREADY             (WSABASEERR+37)
 117 #define WSAENOTSOCK             (WSABASEERR+38)
 118 #define WSAEDESTADDRREQ         (WSABASEERR+39)
 119 #define WSAEMSGSIZE             (WSABASEERR+40)
 120 #define WSAEPROTOTYPE           (WSABASEERR+41)
 121 #define WSAENOPROTOOPT          (WSABASEERR+42)
 122 #define WSAEPROTONOSUPPORT      (WSABASEERR+43)
 123 #define WSAESOCKTNOSUPPORT      (WSABASEERR+44)
 124 #define WSAEOPNOTSUPP           (WSABASEERR+45)
 125 #define WSAEPFNOSUPPORT         (WSABASEERR+46)
 126 #define WSAEAFNOSUPPORT         (WSABASEERR+47)
 127 #define WSAEADDRINUSE           (WSABASEERR+48)
 128 #define WSAEADDRNOTAVAIL        (WSABASEERR+49)
 129 #define WSAENETDOWN             (WSABASEERR+50)
 130 #define WSAENETUNREACH          (WSABASEERR+51)
 131 #define WSAENETRESET            (WSABASEERR+52)
 132 #define WSAECONNABORTED         (WSABASEERR+53)
 133 #define WSAECONNRESET           (WSABASEERR+54)
 134 #define WSAENOBUFS              (WSABASEERR+55)
 135 #define WSAEISCONN              (WSABASEERR+56)
 136 #define WSAENOTCONN             (WSABASEERR+57)
 137 #define WSAESHUTDOWN            (WSABASEERR+58)
 138 #define WSAETOOMANYREFS         (WSABASEERR+59)
 139 #define WSAETIMEDOUT            (WSABASEERR+60)
 140 #define WSAECONNREFUSED         (WSABASEERR+61)
 141 #define WSAELOOP                (WSABASEERR+62)
 142 #define WSAENAMETOOLONG         (WSABASEERR+63)
 143 #define WSAEHOSTDOWN            (WSABASEERR+64)
 144 #define WSAEHOSTUNREACH         (WSABASEERR+65)
 145 #define WSAENOTEMPTY            (WSABASEERR+66)
 146 #define WSAEPROCLIM             (WSABASEERR+67)
 147 #define WSAEUSERS               (WSABASEERR+68)
 148 #define WSAEDQUOT               (WSABASEERR+69)
 149 #define WSAESTALE               (WSABASEERR+70)
 150 #define WSAEREMOTE              (WSABASEERR+71)
 151
 152 /*
 153  * Extended Windows Sockets error constant definitions
 154  */
 155 #define WSASYSNOTREADY          (WSABASEERR+91)
 156 #define WSAVERNOTSUPPORTED      (WSABASEERR+92)
 157 #define WSANOTINITIALISED       (WSABASEERR+93)
 158
 159 /*
 160  * Error return codes from gethostbyname() and gethostbyaddr()
 161  * (when using the resolver). Note that these errors are
 162  * retrieved via WSAGetLastError() and must therefore follow
 163  * the rules for avoiding clashes with error numbers from
 164  * specific implementations or language run-time systems.
 165  * For this reason the codes are based at WSABASEERR+1001.
 166  * Note also that [WSA]NO_ADDRESS is defined only for
 167  * compatibility purposes.
 168  */
 169
 170 /* #define h_errno         WSAGetLastError() */
 171
 172 /* Authoritative Answer: Host not found */
 173 #define WSAHOST_NOT_FOUND       (WSABASEERR+1001)
 174
 175 /* Non-Authoritative: Host not found, or SERVERFAIL */
 176 #define WSATRY_AGAIN            (WSABASEERR+1002)
 177
 178 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
 179 #define WSANO_RECOVERY          (WSABASEERR+1003)
 180
 181 /* Valid name, no data record of requested type */
 182 #define WSANO_DATA              (WSABASEERR+1004)
 183
 184 /* no address, look for MX record */
 185 #define WSANO_ADDRESS           WSANO_DATA
 186
 187 /* Socket function prototypes */
 188
 189 #ifdef __cplusplus
 190 extern "C" {
 191 #endif
 192
 193 /* Microsoft Windows Extension function prototypes */
 194
 195 INT PASCAL FAR WSAStartup(WORD wVersionRequired, LPWSADATA lpWSAData);
 196
 197 INT PASCAL FAR WSACleanup(void);
 198
 199 void PASCAL FAR WSASetLastError(INT iError);
 200
 201 INT PASCAL FAR WSAGetLastError(void);
 202
 203 BOOL PASCAL FAR WSAIsBlocking(void);
 204
 205 INT PASCAL FAR WSAUnhookBlockingHook(void);
 206
 207 FARPROC PASCAL FAR WSASetBlockingHook(FARPROC lpBlockFunc);
 208
 209 INT PASCAL FAR WSACancelBlockingCall(void);
 210
 211 HANDLE PASCAL FAR WSAAsyncGetServByName(HWND hWnd, u_int wMsg,
 212                                         const char FAR *name,
 213                                         const char FAR *proto,
 214                                         char FAR *buf, INT buflen);
 215
 216 HANDLE PASCAL FAR WSAAsyncGetServByPort(HWND hWnd, u_int wMsg, INT port,
 217                                         const char FAR *proto, char FAR *buf,
 218                                         INT buflen);
 219
 220 HANDLE PASCAL FAR WSAAsyncGetProtoByName(HWND hWnd, u_int wMsg,
 221                                          const char FAR *name, char FAR *buf,
 222                                          INT buflen);
 223
 224 HANDLE PASCAL FAR WSAAsyncGetProtoByNumber(HWND hWnd, u_int wMsg,
 225                                            INT number, char FAR *buf,
 226                                            INT buflen);
 227
 228 HANDLE PASCAL FAR WSAAsyncGetHostByName(HWND hWnd, u_int wMsg,
 229                                         const char FAR *name, char FAR *buf,
 230                                         INT buflen);
 231
 232 HANDLE PASCAL FAR WSAAsyncGetHostByAddr(HWND hWnd, u_int wMsg,
 233                                         const char FAR *addr, INT len, INT type,
 234                                         char FAR *buf, INT buflen);
 235
 236 INT PASCAL FAR WSACancelAsyncRequest(HANDLE hAsyncTaskHandle);
 237
 238 INT PASCAL FAR WSAAsyncSelect(SOCKET s, HWND hWnd, u_int wMsg, long lEvent);
 239
 240 #ifdef __cplusplus
 241 }
 242 #endif
 243
 244 /* Microsoft Windows Extended data types */
 245 typedef struct sockaddr SOCKADDR;
 246 typedef struct sockaddr *PSOCKADDR;
 247 typedef struct sockaddr FAR *LPSOCKADDR;
 248
 249 typedef struct sockaddr_in SOCKADDR_IN;
 250 typedef struct sockaddr_in *PSOCKADDR_IN;
 251 typedef struct sockaddr_in FAR *LPSOCKADDR_IN;
 252
 253 typedef struct linger LINGER;
 254 typedef struct linger *PLINGER;
 255 typedef struct linger FAR *LPLINGER;
 256
 257 typedef struct in_addr IN_ADDR;
 258 typedef struct in_addr *PIN_ADDR;
 259 typedef struct in_addr FAR *LPIN_ADDR;
 260
 261 typedef struct fd_set FD_SET;
 262 typedef struct fd_set *PFD_SET;
 263 typedef struct fd_set FAR *LPFD_SET;
 264
 265 typedef struct hostent HOSTENT;
 266 typedef struct hostent *PHOSTENT;
 267 typedef struct hostent FAR *LPHOSTENT;
 268
 269 typedef struct servent SERVENT;
 270 typedef struct servent *PSERVENT;
 271 typedef struct servent FAR *LPSERVENT;
 272
 273 typedef struct protoent PROTOENT;
 274 typedef struct protoent *PPROTOENT;
 275 typedef struct protoent FAR *LPPROTOENT;
 276
 277 typedef struct timeval TIMEVAL;
 278 typedef struct timeval *PTIMEVAL;
 279 typedef struct timeval FAR *LPTIMEVAL;
 280
 281 /*
 282  * Windows message parameter composition and decomposition
 283  * macros.
 284  *
 285  * WSAMAKEASYNCREPLY is intended for use by the Windows Sockets implementation
 286  * when constructing the response to a WSAAsyncGetXByY() routine.
 287  */
 288 #define WSAMAKEASYNCREPLY(buflen,error)     MAKELONG(buflen,error)
 289 /*
 290  * WSAMAKESELECTREPLY is intended for use by the Windows Sockets implementation
 291  * when constructing the response to WSAAsyncSelect().
 292  */
 293 #define WSAMAKESELECTREPLY(event,error)     MAKELONG(event,error)
 294 /*
 295  * WSAGETASYNCBUFLEN is intended for use by the Windows Sockets application
 296  * to extract the buffer length from the lParam in the response
 297  * to a WSAGetXByY().
 298  */
 299 #define WSAGETASYNCBUFLEN(lParam)           LOWORD(lParam)
 300 /*
 301  * WSAGETASYNCERROR is intended for use by the Windows Sockets application
 302  * to extract the error code from the lParam in the response
 303  * to a WSAGetXByY().
 304  */
 305 #define WSAGETASYNCERROR(lParam)            HIWORD(lParam)
 306 /*
 307  * WSAGETSELECTEVENT is intended for use by the Windows Sockets application
 308  * to extract the event code from the lParam in the response
 309  * to a WSAAsyncSelect().
 310  */
 311 #define WSAGETSELECTEVENT(lParam)           LOWORD(lParam)
 312 /*
 313  * WSAGETSELECTERROR is intended for use by the Windows Sockets application
 314  * to extract the error code from the lParam in the response
 315  * to a WSAAsyncSelect().
 316  */
 317 #define WSAGETSELECTERROR(lParam)           HIWORD(lParam)
 318
 319 #endif  /* _WINSOCKAPI_ */