| 1 | /* win32sck.c |
| 2 | * |
| 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. |
| 6 | * |
| 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. |
| 9 | */ |
| 10 | |
| 11 | #define WIN32IO_IS_STDIO |
| 12 | #define WIN32SCK_IS_STDSCK |
| 13 | #define WIN32_LEAN_AND_MEAN |
| 14 | #define PERLIO_NOT_STDIO 0 |
| 15 | #ifdef __GNUC__ |
| 16 | #define Win32_Winsock |
| 17 | #endif |
| 18 | #include <windows.h> |
| 19 | #include "EXTERN.h" |
| 20 | #include "perl.h" |
| 21 | |
| 22 | #include "Win32iop.h" |
| 23 | #include <sys/socket.h> |
| 24 | #include <fcntl.h> |
| 25 | #include <sys/stat.h> |
| 26 | #include <assert.h> |
| 27 | #include <io.h> |
| 28 | |
| 29 | /* thanks to Beverly Brown (beverly@datacube.com) */ |
| 30 | #ifdef USE_SOCKETS_AS_HANDLES |
| 31 | # define OPEN_SOCKET(x) win32_open_osfhandle(x,O_RDWR|O_BINARY) |
| 32 | # define TO_SOCKET(x) _get_osfhandle(x) |
| 33 | #else |
| 34 | # define OPEN_SOCKET(x) (x) |
| 35 | # define TO_SOCKET(x) (x) |
| 36 | #endif /* USE_SOCKETS_AS_HANDLES */ |
| 37 | |
| 38 | #if defined(USE_ITHREADS) |
| 39 | #define StartSockets() \ |
| 40 | STMT_START { \ |
| 41 | if (!wsock_started) \ |
| 42 | start_sockets(); \ |
| 43 | set_socktype(); \ |
| 44 | } STMT_END |
| 45 | #else |
| 46 | #define StartSockets() \ |
| 47 | STMT_START { \ |
| 48 | if (!wsock_started) { \ |
| 49 | start_sockets(); \ |
| 50 | set_socktype(); \ |
| 51 | } \ |
| 52 | } STMT_END |
| 53 | #endif |
| 54 | |
| 55 | #define SOCKET_TEST(x, y) \ |
| 56 | STMT_START { \ |
| 57 | StartSockets(); \ |
| 58 | if((x) == (y)) \ |
| 59 | errno = WSAGetLastError(); \ |
| 60 | } STMT_END |
| 61 | |
| 62 | #define SOCKET_TEST_ERROR(x) SOCKET_TEST(x, SOCKET_ERROR) |
| 63 | |
| 64 | static struct servent* win32_savecopyservent(struct servent*d, |
| 65 | struct servent*s, |
| 66 | const char *proto); |
| 67 | |
| 68 | static int wsock_started = 0; |
| 69 | |
| 70 | EXTERN_C void |
| 71 | EndSockets(void) |
| 72 | { |
| 73 | if (wsock_started) |
| 74 | WSACleanup(); |
| 75 | } |
| 76 | |
| 77 | void |
| 78 | start_sockets(void) |
| 79 | { |
| 80 | dTHX; |
| 81 | unsigned short version; |
| 82 | WSADATA retdata; |
| 83 | int ret; |
| 84 | |
| 85 | /* |
| 86 | * initalize the winsock interface and insure that it is |
| 87 | * cleaned up at exit. |
| 88 | */ |
| 89 | version = 0x101; |
| 90 | if(ret = WSAStartup(version, &retdata)) |
| 91 | Perl_croak_nocontext("Unable to locate winsock library!\n"); |
| 92 | if(retdata.wVersion != version) |
| 93 | Perl_croak_nocontext("Could not find version 1.1 of winsock dll\n"); |
| 94 | |
| 95 | /* atexit((void (*)(void)) EndSockets); */ |
| 96 | wsock_started = 1; |
| 97 | } |
| 98 | |
| 99 | void |
| 100 | set_socktype(void) |
| 101 | { |
| 102 | #ifdef USE_SOCKETS_AS_HANDLES |
| 103 | #if defined(USE_ITHREADS) |
| 104 | dTHX; |
| 105 | if (!w32_init_socktype) { |
| 106 | #endif |
| 107 | int iSockOpt = SO_SYNCHRONOUS_NONALERT; |
| 108 | /* |
| 109 | * Enable the use of sockets as filehandles |
| 110 | */ |
| 111 | setsockopt(INVALID_SOCKET, SOL_SOCKET, SO_OPENTYPE, |
| 112 | (char *)&iSockOpt, sizeof(iSockOpt)); |
| 113 | #if defined(USE_ITHREADS) |
| 114 | w32_init_socktype = 1; |
| 115 | } |
| 116 | #endif |
| 117 | #endif /* USE_SOCKETS_AS_HANDLES */ |
| 118 | } |
| 119 | |
| 120 | |
| 121 | #ifndef USE_SOCKETS_AS_HANDLES |
| 122 | #undef fdopen |
| 123 | FILE * |
| 124 | my_fdopen(int fd, char *mode) |
| 125 | { |
| 126 | FILE *fp; |
| 127 | char sockbuf[256]; |
| 128 | int optlen = sizeof(sockbuf); |
| 129 | int retval; |
| 130 | |
| 131 | if (!wsock_started) |
| 132 | return(fdopen(fd, mode)); |
| 133 | |
| 134 | retval = getsockopt((SOCKET)fd, SOL_SOCKET, SO_TYPE, sockbuf, &optlen); |
| 135 | if(retval == SOCKET_ERROR && WSAGetLastError() == WSAENOTSOCK) { |
| 136 | return(fdopen(fd, mode)); |
| 137 | } |
| 138 | |
| 139 | /* |
| 140 | * If we get here, then fd is actually a socket. |
| 141 | */ |
| 142 | Newz(1310, fp, 1, FILE); /* XXX leak, good thing this code isn't used */ |
| 143 | if(fp == NULL) { |
| 144 | errno = ENOMEM; |
| 145 | return NULL; |
| 146 | } |
| 147 | |
| 148 | fp->_file = fd; |
| 149 | if(*mode == 'r') |
| 150 | fp->_flag = _IOREAD; |
| 151 | else |
| 152 | fp->_flag = _IOWRT; |
| 153 | |
| 154 | return fp; |
| 155 | } |
| 156 | #endif /* USE_SOCKETS_AS_HANDLES */ |
| 157 | |
| 158 | |
| 159 | u_long |
| 160 | win32_htonl(u_long hostlong) |
| 161 | { |
| 162 | StartSockets(); |
| 163 | return htonl(hostlong); |
| 164 | } |
| 165 | |
| 166 | u_short |
| 167 | win32_htons(u_short hostshort) |
| 168 | { |
| 169 | StartSockets(); |
| 170 | return htons(hostshort); |
| 171 | } |
| 172 | |
| 173 | u_long |
| 174 | win32_ntohl(u_long netlong) |
| 175 | { |
| 176 | StartSockets(); |
| 177 | return ntohl(netlong); |
| 178 | } |
| 179 | |
| 180 | u_short |
| 181 | win32_ntohs(u_short netshort) |
| 182 | { |
| 183 | StartSockets(); |
| 184 | return ntohs(netshort); |
| 185 | } |
| 186 | |
| 187 | |
| 188 | |
| 189 | SOCKET |
| 190 | win32_accept(SOCKET s, struct sockaddr *addr, int *addrlen) |
| 191 | { |
| 192 | SOCKET r; |
| 193 | |
| 194 | SOCKET_TEST((r = accept(TO_SOCKET(s), addr, addrlen)), INVALID_SOCKET); |
| 195 | return OPEN_SOCKET(r); |
| 196 | } |
| 197 | |
| 198 | int |
| 199 | win32_bind(SOCKET s, const struct sockaddr *addr, int addrlen) |
| 200 | { |
| 201 | int r; |
| 202 | |
| 203 | SOCKET_TEST_ERROR(r = bind(TO_SOCKET(s), addr, addrlen)); |
| 204 | return r; |
| 205 | } |
| 206 | |
| 207 | int |
| 208 | win32_connect(SOCKET s, const struct sockaddr *addr, int addrlen) |
| 209 | { |
| 210 | int r; |
| 211 | |
| 212 | SOCKET_TEST_ERROR(r = connect(TO_SOCKET(s), addr, addrlen)); |
| 213 | return r; |
| 214 | } |
| 215 | |
| 216 | |
| 217 | int |
| 218 | win32_getpeername(SOCKET s, struct sockaddr *addr, int *addrlen) |
| 219 | { |
| 220 | int r; |
| 221 | |
| 222 | SOCKET_TEST_ERROR(r = getpeername(TO_SOCKET(s), addr, addrlen)); |
| 223 | return r; |
| 224 | } |
| 225 | |
| 226 | int |
| 227 | win32_getsockname(SOCKET s, struct sockaddr *addr, int *addrlen) |
| 228 | { |
| 229 | int r; |
| 230 | |
| 231 | SOCKET_TEST_ERROR(r = getsockname(TO_SOCKET(s), addr, addrlen)); |
| 232 | return r; |
| 233 | } |
| 234 | |
| 235 | int |
| 236 | win32_getsockopt(SOCKET s, int level, int optname, char *optval, int *optlen) |
| 237 | { |
| 238 | int r; |
| 239 | |
| 240 | SOCKET_TEST_ERROR(r = getsockopt(TO_SOCKET(s), level, optname, optval, optlen)); |
| 241 | return r; |
| 242 | } |
| 243 | |
| 244 | int |
| 245 | win32_ioctlsocket(SOCKET s, long cmd, u_long *argp) |
| 246 | { |
| 247 | int r; |
| 248 | |
| 249 | SOCKET_TEST_ERROR(r = ioctlsocket(TO_SOCKET(s), cmd, argp)); |
| 250 | return r; |
| 251 | } |
| 252 | |
| 253 | int |
| 254 | win32_listen(SOCKET s, int backlog) |
| 255 | { |
| 256 | int r; |
| 257 | |
| 258 | SOCKET_TEST_ERROR(r = listen(TO_SOCKET(s), backlog)); |
| 259 | return r; |
| 260 | } |
| 261 | |
| 262 | int |
| 263 | win32_recv(SOCKET s, char *buf, int len, int flags) |
| 264 | { |
| 265 | int r; |
| 266 | |
| 267 | SOCKET_TEST_ERROR(r = recv(TO_SOCKET(s), buf, len, flags)); |
| 268 | return r; |
| 269 | } |
| 270 | |
| 271 | int |
| 272 | win32_recvfrom(SOCKET s, char *buf, int len, int flags, struct sockaddr *from, int *fromlen) |
| 273 | { |
| 274 | int r; |
| 275 | int frombufsize = *fromlen; |
| 276 | |
| 277 | SOCKET_TEST_ERROR(r = recvfrom(TO_SOCKET(s), buf, len, flags, from, fromlen)); |
| 278 | /* Winsock's recvfrom() only returns a valid 'from' when the socket |
| 279 | * is connectionless. Perl expects a valid 'from' for all types |
| 280 | * of sockets, so go the extra mile. |
| 281 | */ |
| 282 | if (r != SOCKET_ERROR && frombufsize == *fromlen) |
| 283 | (void)win32_getpeername(s, from, fromlen); |
| 284 | return r; |
| 285 | } |
| 286 | |
| 287 | /* select contributed by Vincent R. Slyngstad (vrs@ibeam.intel.com) */ |
| 288 | int |
| 289 | win32_select(int nfds, Perl_fd_set* rd, Perl_fd_set* wr, Perl_fd_set* ex, const struct timeval* timeout) |
| 290 | { |
| 291 | int r; |
| 292 | #ifdef USE_SOCKETS_AS_HANDLES |
| 293 | Perl_fd_set dummy; |
| 294 | int i, fd, save_errno = errno; |
| 295 | FD_SET nrd, nwr, nex, *prd, *pwr, *pex; |
| 296 | |
| 297 | /* winsock seems incapable of dealing with all three null fd_sets, |
| 298 | * so do the (millisecond) sleep as a special case |
| 299 | */ |
| 300 | if (!(rd || wr || ex)) { |
| 301 | if (timeout) |
| 302 | Sleep(timeout->tv_sec * 1000 + |
| 303 | timeout->tv_usec / 1000); /* do the best we can */ |
| 304 | else |
| 305 | Sleep(UINT_MAX); |
| 306 | return 0; |
| 307 | } |
| 308 | StartSockets(); |
| 309 | PERL_FD_ZERO(&dummy); |
| 310 | if (!rd) |
| 311 | rd = &dummy, prd = NULL; |
| 312 | else |
| 313 | prd = &nrd; |
| 314 | if (!wr) |
| 315 | wr = &dummy, pwr = NULL; |
| 316 | else |
| 317 | pwr = &nwr; |
| 318 | if (!ex) |
| 319 | ex = &dummy, pex = NULL; |
| 320 | else |
| 321 | pex = &nex; |
| 322 | |
| 323 | FD_ZERO(&nrd); |
| 324 | FD_ZERO(&nwr); |
| 325 | FD_ZERO(&nex); |
| 326 | for (i = 0; i < nfds; i++) { |
| 327 | fd = TO_SOCKET(i); |
| 328 | if (PERL_FD_ISSET(i,rd)) |
| 329 | FD_SET(fd, &nrd); |
| 330 | if (PERL_FD_ISSET(i,wr)) |
| 331 | FD_SET(fd, &nwr); |
| 332 | if (PERL_FD_ISSET(i,ex)) |
| 333 | FD_SET(fd, &nex); |
| 334 | } |
| 335 | |
| 336 | errno = save_errno; |
| 337 | SOCKET_TEST_ERROR(r = select(nfds, prd, pwr, pex, timeout)); |
| 338 | save_errno = errno; |
| 339 | |
| 340 | for (i = 0; i < nfds; i++) { |
| 341 | fd = TO_SOCKET(i); |
| 342 | if (PERL_FD_ISSET(i,rd) && !FD_ISSET(fd, &nrd)) |
| 343 | PERL_FD_CLR(i,rd); |
| 344 | if (PERL_FD_ISSET(i,wr) && !FD_ISSET(fd, &nwr)) |
| 345 | PERL_FD_CLR(i,wr); |
| 346 | if (PERL_FD_ISSET(i,ex) && !FD_ISSET(fd, &nex)) |
| 347 | PERL_FD_CLR(i,ex); |
| 348 | } |
| 349 | errno = save_errno; |
| 350 | #else |
| 351 | SOCKET_TEST_ERROR(r = select(nfds, rd, wr, ex, timeout)); |
| 352 | #endif |
| 353 | return r; |
| 354 | } |
| 355 | |
| 356 | int |
| 357 | win32_send(SOCKET s, const char *buf, int len, int flags) |
| 358 | { |
| 359 | int r; |
| 360 | |
| 361 | SOCKET_TEST_ERROR(r = send(TO_SOCKET(s), buf, len, flags)); |
| 362 | return r; |
| 363 | } |
| 364 | |
| 365 | int |
| 366 | win32_sendto(SOCKET s, const char *buf, int len, int flags, |
| 367 | const struct sockaddr *to, int tolen) |
| 368 | { |
| 369 | int r; |
| 370 | |
| 371 | SOCKET_TEST_ERROR(r = sendto(TO_SOCKET(s), buf, len, flags, to, tolen)); |
| 372 | return r; |
| 373 | } |
| 374 | |
| 375 | int |
| 376 | win32_setsockopt(SOCKET s, int level, int optname, const char *optval, int optlen) |
| 377 | { |
| 378 | int r; |
| 379 | |
| 380 | SOCKET_TEST_ERROR(r = setsockopt(TO_SOCKET(s), level, optname, optval, optlen)); |
| 381 | return r; |
| 382 | } |
| 383 | |
| 384 | int |
| 385 | win32_shutdown(SOCKET s, int how) |
| 386 | { |
| 387 | int r; |
| 388 | |
| 389 | SOCKET_TEST_ERROR(r = shutdown(TO_SOCKET(s), how)); |
| 390 | return r; |
| 391 | } |
| 392 | |
| 393 | int |
| 394 | win32_closesocket(SOCKET s) |
| 395 | { |
| 396 | int r; |
| 397 | |
| 398 | SOCKET_TEST_ERROR(r = closesocket(TO_SOCKET(s))); |
| 399 | return r; |
| 400 | } |
| 401 | |
| 402 | SOCKET |
| 403 | win32_socket(int af, int type, int protocol) |
| 404 | { |
| 405 | SOCKET s; |
| 406 | |
| 407 | #ifndef USE_SOCKETS_AS_HANDLES |
| 408 | SOCKET_TEST(s = socket(af, type, protocol), INVALID_SOCKET); |
| 409 | #else |
| 410 | StartSockets(); |
| 411 | if((s = socket(af, type, protocol)) == INVALID_SOCKET) |
| 412 | errno = WSAGetLastError(); |
| 413 | else |
| 414 | s = OPEN_SOCKET(s); |
| 415 | #endif /* USE_SOCKETS_AS_HANDLES */ |
| 416 | |
| 417 | return s; |
| 418 | } |
| 419 | |
| 420 | /* |
| 421 | * close RTL fd while respecting sockets |
| 422 | * added as temporary measure until PerlIO has real |
| 423 | * Win32 native layer |
| 424 | * -- BKS, 11-11-2000 |
| 425 | */ |
| 426 | |
| 427 | int my_close(int fd) |
| 428 | { |
| 429 | int osf; |
| 430 | if (!wsock_started) /* No WinSock? */ |
| 431 | return(close(fd)); /* Then not a socket. */ |
| 432 | osf = TO_SOCKET(fd);/* Get it now before it's gone! */ |
| 433 | if (osf != -1) { |
| 434 | int err; |
| 435 | err = closesocket(osf); |
| 436 | if (err == 0) { |
| 437 | #if defined(USE_FIXED_OSFHANDLE) || defined(PERL_MSVCRT_READFIX) |
| 438 | _set_osfhnd(fd, INVALID_HANDLE_VALUE); |
| 439 | #endif |
| 440 | (void)close(fd); /* handle already closed, ignore error */ |
| 441 | return 0; |
| 442 | } |
| 443 | else if (err == SOCKET_ERROR) { |
| 444 | err = WSAGetLastError(); |
| 445 | if (err != WSAENOTSOCK) { |
| 446 | (void)close(fd); |
| 447 | errno = err; |
| 448 | return EOF; |
| 449 | } |
| 450 | } |
| 451 | } |
| 452 | return close(fd); |
| 453 | } |
| 454 | |
| 455 | #undef fclose |
| 456 | int |
| 457 | my_fclose (FILE *pf) |
| 458 | { |
| 459 | int osf; |
| 460 | if (!wsock_started) /* No WinSock? */ |
| 461 | return(fclose(pf)); /* Then not a socket. */ |
| 462 | osf = TO_SOCKET(win32_fileno(pf));/* Get it now before it's gone! */ |
| 463 | if (osf != -1) { |
| 464 | int err; |
| 465 | win32_fflush(pf); |
| 466 | err = closesocket(osf); |
| 467 | if (err == 0) { |
| 468 | #if defined(USE_FIXED_OSFHANDLE) || defined(PERL_MSVCRT_READFIX) |
| 469 | _set_osfhnd(win32_fileno(pf), INVALID_HANDLE_VALUE); |
| 470 | #endif |
| 471 | (void)fclose(pf); /* handle already closed, ignore error */ |
| 472 | return 0; |
| 473 | } |
| 474 | else if (err == SOCKET_ERROR) { |
| 475 | err = WSAGetLastError(); |
| 476 | if (err != WSAENOTSOCK) { |
| 477 | (void)fclose(pf); |
| 478 | errno = err; |
| 479 | return EOF; |
| 480 | } |
| 481 | } |
| 482 | } |
| 483 | return fclose(pf); |
| 484 | } |
| 485 | |
| 486 | #undef fstat |
| 487 | int |
| 488 | my_fstat(int fd, Stat_t *sbufptr) |
| 489 | { |
| 490 | /* This fixes a bug in fstat() on Windows 9x. fstat() uses the |
| 491 | * GetFileType() win32 syscall, which will fail on Windows 9x. |
| 492 | * So if we recognize a socket on Windows 9x, we return the |
| 493 | * same results as on Windows NT/2000. |
| 494 | * XXX this should be extended further to set S_IFSOCK on |
| 495 | * sbufptr->st_mode. |
| 496 | */ |
| 497 | int osf; |
| 498 | if (!wsock_started || IsWinNT()) { |
| 499 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
| 500 | return _fstati64(fd, sbufptr); |
| 501 | #else |
| 502 | return fstat(fd, sbufptr); |
| 503 | #endif |
| 504 | } |
| 505 | |
| 506 | osf = TO_SOCKET(fd); |
| 507 | if (osf != -1) { |
| 508 | char sockbuf[256]; |
| 509 | int optlen = sizeof(sockbuf); |
| 510 | int retval; |
| 511 | |
| 512 | retval = getsockopt((SOCKET)osf, SOL_SOCKET, SO_TYPE, sockbuf, &optlen); |
| 513 | if (retval != SOCKET_ERROR || WSAGetLastError() != WSAENOTSOCK) { |
| 514 | #if defined(__BORLANDC__)&&(__BORLANDC__<=0x520) |
| 515 | sbufptr->st_mode = S_IFIFO; |
| 516 | #else |
| 517 | sbufptr->st_mode = _S_IFIFO; |
| 518 | #endif |
| 519 | sbufptr->st_rdev = sbufptr->st_dev = (dev_t)fd; |
| 520 | sbufptr->st_nlink = 1; |
| 521 | sbufptr->st_uid = sbufptr->st_gid = sbufptr->st_ino = 0; |
| 522 | sbufptr->st_atime = sbufptr->st_mtime = sbufptr->st_ctime = 0; |
| 523 | sbufptr->st_size = (Off_t)0; |
| 524 | return 0; |
| 525 | } |
| 526 | } |
| 527 | #if defined(WIN64) || defined(USE_LARGE_FILES) |
| 528 | return _fstati64(fd, sbufptr); |
| 529 | #else |
| 530 | return fstat(fd, sbufptr); |
| 531 | #endif |
| 532 | } |
| 533 | |
| 534 | struct hostent * |
| 535 | win32_gethostbyaddr(const char *addr, int len, int type) |
| 536 | { |
| 537 | struct hostent *r; |
| 538 | |
| 539 | SOCKET_TEST(r = gethostbyaddr(addr, len, type), NULL); |
| 540 | return r; |
| 541 | } |
| 542 | |
| 543 | struct hostent * |
| 544 | win32_gethostbyname(const char *name) |
| 545 | { |
| 546 | struct hostent *r; |
| 547 | |
| 548 | SOCKET_TEST(r = gethostbyname(name), NULL); |
| 549 | return r; |
| 550 | } |
| 551 | |
| 552 | int |
| 553 | win32_gethostname(char *name, int len) |
| 554 | { |
| 555 | int r; |
| 556 | |
| 557 | SOCKET_TEST_ERROR(r = gethostname(name, len)); |
| 558 | return r; |
| 559 | } |
| 560 | |
| 561 | struct protoent * |
| 562 | win32_getprotobyname(const char *name) |
| 563 | { |
| 564 | struct protoent *r; |
| 565 | |
| 566 | SOCKET_TEST(r = getprotobyname(name), NULL); |
| 567 | return r; |
| 568 | } |
| 569 | |
| 570 | struct protoent * |
| 571 | win32_getprotobynumber(int num) |
| 572 | { |
| 573 | struct protoent *r; |
| 574 | |
| 575 | SOCKET_TEST(r = getprotobynumber(num), NULL); |
| 576 | return r; |
| 577 | } |
| 578 | |
| 579 | struct servent * |
| 580 | win32_getservbyname(const char *name, const char *proto) |
| 581 | { |
| 582 | dTHX; |
| 583 | struct servent *r; |
| 584 | |
| 585 | SOCKET_TEST(r = getservbyname(name, proto), NULL); |
| 586 | if (r) { |
| 587 | r = win32_savecopyservent(&w32_servent, r, proto); |
| 588 | } |
| 589 | return r; |
| 590 | } |
| 591 | |
| 592 | struct servent * |
| 593 | win32_getservbyport(int port, const char *proto) |
| 594 | { |
| 595 | dTHX; |
| 596 | struct servent *r; |
| 597 | |
| 598 | SOCKET_TEST(r = getservbyport(port, proto), NULL); |
| 599 | if (r) { |
| 600 | r = win32_savecopyservent(&w32_servent, r, proto); |
| 601 | } |
| 602 | return r; |
| 603 | } |
| 604 | |
| 605 | int |
| 606 | win32_ioctl(int i, unsigned int u, char *data) |
| 607 | { |
| 608 | dTHX; |
| 609 | u_long argp = (u_long)data; |
| 610 | int retval; |
| 611 | |
| 612 | if (!wsock_started) { |
| 613 | Perl_croak_nocontext("ioctl implemented only on sockets"); |
| 614 | /* NOTREACHED */ |
| 615 | } |
| 616 | |
| 617 | retval = ioctlsocket(TO_SOCKET(i), (long)u, &argp); |
| 618 | if (retval == SOCKET_ERROR) { |
| 619 | if (WSAGetLastError() == WSAENOTSOCK) { |
| 620 | Perl_croak_nocontext("ioctl implemented only on sockets"); |
| 621 | /* NOTREACHED */ |
| 622 | } |
| 623 | errno = WSAGetLastError(); |
| 624 | } |
| 625 | return retval; |
| 626 | } |
| 627 | |
| 628 | char FAR * |
| 629 | win32_inet_ntoa(struct in_addr in) |
| 630 | { |
| 631 | StartSockets(); |
| 632 | return inet_ntoa(in); |
| 633 | } |
| 634 | |
| 635 | unsigned long |
| 636 | win32_inet_addr(const char FAR *cp) |
| 637 | { |
| 638 | StartSockets(); |
| 639 | return inet_addr(cp); |
| 640 | } |
| 641 | |
| 642 | /* |
| 643 | * Networking stubs |
| 644 | */ |
| 645 | |
| 646 | void |
| 647 | win32_endhostent() |
| 648 | { |
| 649 | dTHX; |
| 650 | Perl_croak_nocontext("endhostent not implemented!\n"); |
| 651 | } |
| 652 | |
| 653 | void |
| 654 | win32_endnetent() |
| 655 | { |
| 656 | dTHX; |
| 657 | Perl_croak_nocontext("endnetent not implemented!\n"); |
| 658 | } |
| 659 | |
| 660 | void |
| 661 | win32_endprotoent() |
| 662 | { |
| 663 | dTHX; |
| 664 | Perl_croak_nocontext("endprotoent not implemented!\n"); |
| 665 | } |
| 666 | |
| 667 | void |
| 668 | win32_endservent() |
| 669 | { |
| 670 | dTHX; |
| 671 | Perl_croak_nocontext("endservent not implemented!\n"); |
| 672 | } |
| 673 | |
| 674 | |
| 675 | struct netent * |
| 676 | win32_getnetent(void) |
| 677 | { |
| 678 | dTHX; |
| 679 | Perl_croak_nocontext("getnetent not implemented!\n"); |
| 680 | return (struct netent *) NULL; |
| 681 | } |
| 682 | |
| 683 | struct netent * |
| 684 | win32_getnetbyname(char *name) |
| 685 | { |
| 686 | dTHX; |
| 687 | Perl_croak_nocontext("getnetbyname not implemented!\n"); |
| 688 | return (struct netent *)NULL; |
| 689 | } |
| 690 | |
| 691 | struct netent * |
| 692 | win32_getnetbyaddr(long net, int type) |
| 693 | { |
| 694 | dTHX; |
| 695 | Perl_croak_nocontext("getnetbyaddr not implemented!\n"); |
| 696 | return (struct netent *)NULL; |
| 697 | } |
| 698 | |
| 699 | struct protoent * |
| 700 | win32_getprotoent(void) |
| 701 | { |
| 702 | dTHX; |
| 703 | Perl_croak_nocontext("getprotoent not implemented!\n"); |
| 704 | return (struct protoent *) NULL; |
| 705 | } |
| 706 | |
| 707 | struct servent * |
| 708 | win32_getservent(void) |
| 709 | { |
| 710 | dTHX; |
| 711 | Perl_croak_nocontext("getservent not implemented!\n"); |
| 712 | return (struct servent *) NULL; |
| 713 | } |
| 714 | |
| 715 | void |
| 716 | win32_sethostent(int stayopen) |
| 717 | { |
| 718 | dTHX; |
| 719 | Perl_croak_nocontext("sethostent not implemented!\n"); |
| 720 | } |
| 721 | |
| 722 | |
| 723 | void |
| 724 | win32_setnetent(int stayopen) |
| 725 | { |
| 726 | dTHX; |
| 727 | Perl_croak_nocontext("setnetent not implemented!\n"); |
| 728 | } |
| 729 | |
| 730 | |
| 731 | void |
| 732 | win32_setprotoent(int stayopen) |
| 733 | { |
| 734 | dTHX; |
| 735 | Perl_croak_nocontext("setprotoent not implemented!\n"); |
| 736 | } |
| 737 | |
| 738 | |
| 739 | void |
| 740 | win32_setservent(int stayopen) |
| 741 | { |
| 742 | dTHX; |
| 743 | Perl_croak_nocontext("setservent not implemented!\n"); |
| 744 | } |
| 745 | |
| 746 | static struct servent* |
| 747 | win32_savecopyservent(struct servent*d, struct servent*s, const char *proto) |
| 748 | { |
| 749 | d->s_name = s->s_name; |
| 750 | d->s_aliases = s->s_aliases; |
| 751 | d->s_port = s->s_port; |
| 752 | #ifndef __BORLANDC__ /* Buggy on Win95 and WinNT-with-Borland-WSOCK */ |
| 753 | if (!IsWin95() && s->s_proto && strlen(s->s_proto)) |
| 754 | d->s_proto = s->s_proto; |
| 755 | else |
| 756 | #endif |
| 757 | if (proto && strlen(proto)) |
| 758 | d->s_proto = (char *)proto; |
| 759 | else |
| 760 | d->s_proto = "tcp"; |
| 761 | |
| 762 | return d; |
| 763 | } |
| 764 | |
| 765 | |