3 * (c) 1995 Microsoft Corporation. All rights reserved.
4 * Developed by hip communications inc., http://info.hip.com/info/
5 * Portions (c) 1993 Intergraph Corporation. All rights reserved.
7 * You may distribute under the terms of either the GNU General Public
8 * License or the Artistic License, as specified in the README file.
11 #define WIN32IO_IS_STDIO
12 #define WIN32SCK_IS_STDSCK
13 #define WIN32_LEAN_AND_MEAN
21 #if defined(PERL_OBJECT)
27 #include <sys/socket.h>
33 /* thanks to Beverly Brown (beverly@datacube.com) */
34 #ifdef USE_SOCKETS_AS_HANDLES
35 # define OPEN_SOCKET(x) win32_open_osfhandle(x,O_RDWR|O_BINARY)
36 # define TO_SOCKET(x) _get_osfhandle(x)
38 # define OPEN_SOCKET(x) (x)
39 # define TO_SOCKET(x) (x)
40 #endif /* USE_SOCKETS_AS_HANDLES */
43 #define StartSockets() \
50 #define StartSockets() \
52 if (!wsock_started) { \
59 #define EndSockets() \
65 #define SOCKET_TEST(x, y) \
69 errno = WSAGetLastError(); \
72 #define SOCKET_TEST_ERROR(x) SOCKET_TEST(x, SOCKET_ERROR)
74 static struct servent* win32_savecopyservent(struct servent*d,
78 static int wsock_started = 0;
84 unsigned short version;
89 * initalize the winsock interface and insure that it is
93 if(ret = WSAStartup(version, &retdata))
94 Perl_croak_nocontext("Unable to locate winsock library!\n");
95 if(retdata.wVersion != version)
96 Perl_croak_nocontext("Could not find version 1.1 of winsock dll\n");
98 /* atexit((void (*)(void)) EndSockets); */
105 #ifdef USE_SOCKETS_AS_HANDLES
108 if (!w32_init_socktype) {
110 int iSockOpt = SO_SYNCHRONOUS_NONALERT;
112 * Enable the use of sockets as filehandles
114 setsockopt(INVALID_SOCKET, SOL_SOCKET, SO_OPENTYPE,
115 (char *)&iSockOpt, sizeof(iSockOpt));
117 w32_init_socktype = 1;
120 #endif /* USE_SOCKETS_AS_HANDLES */
124 #ifndef USE_SOCKETS_AS_HANDLES
127 my_fdopen(int fd, char *mode)
131 int optlen = sizeof(sockbuf);
135 return(fdopen(fd, mode));
137 retval = getsockopt((SOCKET)fd, SOL_SOCKET, SO_TYPE, sockbuf, &optlen);
138 if(retval == SOCKET_ERROR && WSAGetLastError() == WSAENOTSOCK) {
139 return(fdopen(fd, mode));
143 * If we get here, then fd is actually a socket.
145 Newz(1310, fp, 1, FILE);
159 #endif /* USE_SOCKETS_AS_HANDLES */
163 win32_htonl(u_long hostlong)
166 return htonl(hostlong);
170 win32_htons(u_short hostshort)
173 return htons(hostshort);
177 win32_ntohl(u_long netlong)
180 return ntohl(netlong);
184 win32_ntohs(u_short netshort)
187 return ntohs(netshort);
193 win32_accept(SOCKET s, struct sockaddr *addr, int *addrlen)
197 SOCKET_TEST((r = accept(TO_SOCKET(s), addr, addrlen)), INVALID_SOCKET);
198 return OPEN_SOCKET(r);
202 win32_bind(SOCKET s, const struct sockaddr *addr, int addrlen)
206 SOCKET_TEST_ERROR(r = bind(TO_SOCKET(s), addr, addrlen));
211 win32_connect(SOCKET s, const struct sockaddr *addr, int addrlen)
215 SOCKET_TEST_ERROR(r = connect(TO_SOCKET(s), addr, addrlen));
221 win32_getpeername(SOCKET s, struct sockaddr *addr, int *addrlen)
225 SOCKET_TEST_ERROR(r = getpeername(TO_SOCKET(s), addr, addrlen));
230 win32_getsockname(SOCKET s, struct sockaddr *addr, int *addrlen)
234 SOCKET_TEST_ERROR(r = getsockname(TO_SOCKET(s), addr, addrlen));
239 win32_getsockopt(SOCKET s, int level, int optname, char *optval, int *optlen)
243 SOCKET_TEST_ERROR(r = getsockopt(TO_SOCKET(s), level, optname, optval, optlen));
248 win32_ioctlsocket(SOCKET s, long cmd, u_long *argp)
252 SOCKET_TEST_ERROR(r = ioctlsocket(TO_SOCKET(s), cmd, argp));
257 win32_listen(SOCKET s, int backlog)
261 SOCKET_TEST_ERROR(r = listen(TO_SOCKET(s), backlog));
266 win32_recv(SOCKET s, char *buf, int len, int flags)
270 SOCKET_TEST_ERROR(r = recv(TO_SOCKET(s), buf, len, flags));
275 win32_recvfrom(SOCKET s, char *buf, int len, int flags, struct sockaddr *from, int *fromlen)
278 int frombufsize = *fromlen;
280 SOCKET_TEST_ERROR(r = recvfrom(TO_SOCKET(s), buf, len, flags, from, fromlen));
281 /* Winsock's recvfrom() only returns a valid 'from' when the socket
282 * is connectionless. Perl expects a valid 'from' for all types
283 * of sockets, so go the extra mile.
285 if (r != SOCKET_ERROR && frombufsize == *fromlen)
286 (void)win32_getpeername(s, from, fromlen);
290 /* select contributed by Vincent R. Slyngstad (vrs@ibeam.intel.com) */
292 win32_select(int nfds, Perl_fd_set* rd, Perl_fd_set* wr, Perl_fd_set* ex, const struct timeval* timeout)
295 #ifdef USE_SOCKETS_AS_HANDLES
297 int i, fd, bit, offset;
298 FD_SET nrd, nwr, nex, *prd, *pwr, *pex;
300 /* winsock seems incapable of dealing with all three null fd_sets,
301 * so do the (millisecond) sleep as a special case
303 if (!(rd || wr || ex)) {
305 Sleep(timeout->tv_sec * 1000 +
306 timeout->tv_usec / 1000); /* do the best we can */
312 PERL_FD_ZERO(&dummy);
314 rd = &dummy, prd = NULL;
318 wr = &dummy, pwr = NULL;
322 ex = &dummy, pex = NULL;
329 for (i = 0; i < nfds; i++) {
331 if (PERL_FD_ISSET(i,rd))
333 if (PERL_FD_ISSET(i,wr))
335 if (PERL_FD_ISSET(i,ex))
339 SOCKET_TEST_ERROR(r = select(nfds, prd, pwr, pex, timeout));
341 for (i = 0; i < nfds; i++) {
343 if (PERL_FD_ISSET(i,rd) && !FD_ISSET(fd, &nrd))
345 if (PERL_FD_ISSET(i,wr) && !FD_ISSET(fd, &nwr))
347 if (PERL_FD_ISSET(i,ex) && !FD_ISSET(fd, &nex))
351 SOCKET_TEST_ERROR(r = select(nfds, rd, wr, ex, timeout));
357 win32_send(SOCKET s, const char *buf, int len, int flags)
361 SOCKET_TEST_ERROR(r = send(TO_SOCKET(s), buf, len, flags));
366 win32_sendto(SOCKET s, const char *buf, int len, int flags,
367 const struct sockaddr *to, int tolen)
371 SOCKET_TEST_ERROR(r = sendto(TO_SOCKET(s), buf, len, flags, to, tolen));
376 win32_setsockopt(SOCKET s, int level, int optname, const char *optval, int optlen)
380 SOCKET_TEST_ERROR(r = setsockopt(TO_SOCKET(s), level, optname, optval, optlen));
385 win32_shutdown(SOCKET s, int how)
389 SOCKET_TEST_ERROR(r = shutdown(TO_SOCKET(s), how));
394 win32_closesocket(SOCKET s)
398 SOCKET_TEST_ERROR(r = closesocket(TO_SOCKET(s)));
403 win32_socket(int af, int type, int protocol)
407 #ifndef USE_SOCKETS_AS_HANDLES
408 SOCKET_TEST(s = socket(af, type, protocol), INVALID_SOCKET);
411 if((s = socket(af, type, protocol)) == INVALID_SOCKET)
412 errno = WSAGetLastError();
415 #endif /* USE_SOCKETS_AS_HANDLES */
425 if (!wsock_started) /* No WinSock? */
426 return(fclose(pf)); /* Then not a socket. */
427 osf = TO_SOCKET(fileno(pf));/* Get it now before it's gone! */
428 retval = fclose(pf); /* Must fclose() before closesocket() */
430 && closesocket(osf) == SOCKET_ERROR
431 && WSAGetLastError() != WSAENOTSOCK)
439 win32_gethostbyaddr(const char *addr, int len, int type)
443 SOCKET_TEST(r = gethostbyaddr(addr, len, type), NULL);
448 win32_gethostbyname(const char *name)
452 SOCKET_TEST(r = gethostbyname(name), NULL);
457 win32_gethostname(char *name, int len)
461 SOCKET_TEST_ERROR(r = gethostname(name, len));
466 win32_getprotobyname(const char *name)
470 SOCKET_TEST(r = getprotobyname(name), NULL);
475 win32_getprotobynumber(int num)
479 SOCKET_TEST(r = getprotobynumber(num), NULL);
484 win32_getservbyname(const char *name, const char *proto)
489 SOCKET_TEST(r = getservbyname(name, proto), NULL);
491 r = win32_savecopyservent(&w32_servent, r, proto);
497 win32_getservbyport(int port, const char *proto)
502 SOCKET_TEST(r = getservbyport(port, proto), NULL);
504 r = win32_savecopyservent(&w32_servent, r, proto);
510 win32_ioctl(int i, unsigned int u, char *data)
513 u_long argp = (u_long)data;
516 if (!wsock_started) {
517 Perl_croak_nocontext("ioctl implemented only on sockets");
521 retval = ioctlsocket(TO_SOCKET(i), (long)u, &argp);
522 if (retval == SOCKET_ERROR) {
523 if (WSAGetLastError() == WSAENOTSOCK) {
524 Perl_croak_nocontext("ioctl implemented only on sockets");
527 errno = WSAGetLastError();
533 win32_inet_ntoa(struct in_addr in)
536 return inet_ntoa(in);
540 win32_inet_addr(const char FAR *cp)
543 return inet_addr(cp);
554 Perl_croak_nocontext("endhostent not implemented!\n");
561 Perl_croak_nocontext("endnetent not implemented!\n");
568 Perl_croak_nocontext("endprotoent not implemented!\n");
575 Perl_croak_nocontext("endservent not implemented!\n");
580 win32_getnetent(void)
583 Perl_croak_nocontext("getnetent not implemented!\n");
584 return (struct netent *) NULL;
588 win32_getnetbyname(char *name)
591 Perl_croak_nocontext("getnetbyname not implemented!\n");
592 return (struct netent *)NULL;
596 win32_getnetbyaddr(long net, int type)
599 Perl_croak_nocontext("getnetbyaddr not implemented!\n");
600 return (struct netent *)NULL;
604 win32_getprotoent(void)
607 Perl_croak_nocontext("getprotoent not implemented!\n");
608 return (struct protoent *) NULL;
612 win32_getservent(void)
615 Perl_croak_nocontext("getservent not implemented!\n");
616 return (struct servent *) NULL;
620 win32_sethostent(int stayopen)
623 Perl_croak_nocontext("sethostent not implemented!\n");
628 win32_setnetent(int stayopen)
631 Perl_croak_nocontext("setnetent not implemented!\n");
636 win32_setprotoent(int stayopen)
639 Perl_croak_nocontext("setprotoent not implemented!\n");
644 win32_setservent(int stayopen)
647 Perl_croak_nocontext("setservent not implemented!\n");
650 static struct servent*
651 win32_savecopyservent(struct servent*d, struct servent*s, const char *proto)
653 d->s_name = s->s_name;
654 d->s_aliases = s->s_aliases;
655 d->s_port = s->s_port;
656 #ifndef __BORLANDC__ /* Buggy on Win95 and WinNT-with-Borland-WSOCK */
657 if (!IsWin95() && s->s_proto && strlen(s->s_proto))
658 d->s_proto = s->s_proto;
661 if (proto && strlen(proto))
662 d->s_proto = (char *)proto;