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Comparing BDB/BDB.xs (file contents):
Revision 1.63 by root, Tue Oct 21 02:21:25 2008 UTC vs.
Revision 1.66 by root, Sun Jan 4 10:48:15 2009 UTC

… …
459} 459}
460 460
461#ifdef USE_SOCKETS_AS_HANDLES 461#ifdef USE_SOCKETS_AS_HANDLES
462# define TO_SOCKET(x) (win32_get_osfhandle (x)) 462# define TO_SOCKET(x) (win32_get_osfhandle (x))
463#else 463#else
464# define EV_SELECT_IS_WINSOCKET 1
464# define TO_SOCKET(x) (x) 465# define TO_SOCKET(x) (x)
466#endif
467
468#ifdef _WIN32
469/* taken verbatim from libev's ev_win32.c */
470/* oh, the humanity! */
471static int
472ev_pipe (int filedes [2])
473{
474 struct sockaddr_in addr = { 0 };
475 int addr_size = sizeof (addr);
476 struct sockaddr_in adr2;
477 int adr2_size;
478 SOCKET listener;
479 SOCKET sock [2] = { -1, -1 };
480
481 if ((listener = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET)
482 return -1;
483
484 addr.sin_family = AF_INET;
485 addr.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
486 addr.sin_port = 0;
487
488 if (bind (listener, (struct sockaddr *)&addr, addr_size))
489 goto fail;
490
491 if (getsockname (listener, (struct sockaddr *)&addr, &addr_size))
492 goto fail;
493
494 if (listen (listener, 1))
495 goto fail;
496
497 if ((sock [0] = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET)
498 goto fail;
499
500 if (connect (sock [0], (struct sockaddr *)&addr, addr_size))
501 goto fail;
502
503 if ((sock [1] = accept (listener, 0, 0)) < 0)
504 goto fail;
505
506 /* windows vista returns fantasy port numbers for getpeername.
507 * example for two interconnected tcp sockets:
508 *
509 * (Socket::unpack_sockaddr_in getsockname $sock0)[0] == 53364
510 * (Socket::unpack_sockaddr_in getpeername $sock0)[0] == 53363
511 * (Socket::unpack_sockaddr_in getsockname $sock1)[0] == 53363
512 * (Socket::unpack_sockaddr_in getpeername $sock1)[0] == 53365
513 *
514 * wow! tridirectional sockets!
515 *
516 * this way of checking ports seems to work:
517 */
518 if (getpeername (sock [0], (struct sockaddr *)&addr, &addr_size))
519 goto fail;
520
521 if (getsockname (sock [1], (struct sockaddr *)&adr2, &adr2_size))
522 goto fail;
523
524 errno = WSAEINVAL;
525 if (addr_size != adr2_size
526 || addr.sin_addr.s_addr != adr2.sin_addr.s_addr /* just to be sure, I mean, it's windows */
527 || addr.sin_port != adr2.sin_port)
528 goto fail;
529
530 closesocket (listener);
531
532#if EV_SELECT_IS_WINSOCKET
533 filedes [0] = _open_osfhandle (sock [0], 0);
534 filedes [1] = _open_osfhandle (sock [1], 0);
535#else
536 /* when select isn't winsocket, we also expect socket, connect, accept etc.
537 * to work on fds */
538 filedes [0] = sock [0];
539 filedes [1] = sock [1];
540#endif
541
542 return 0;
543
544fail:
545 closesocket (listener);
546
547 if (sock [0] != INVALID_SOCKET) closesocket (sock [0]);
548 if (sock [1] != INVALID_SOCKET) closesocket (sock [1]);
549
550 return -1;
551}
552
553#define pipe(filedes) ev_pipe(filedes)
465#endif 554#endif
466 555
467static void 556static void
468create_respipe (void) 557create_respipe (void)
469{ 558{
… …
473 int old_readfd = respipe [0]; 562 int old_readfd = respipe [0];
474 563
475 if (respipe [1] >= 0) 564 if (respipe [1] >= 0)
476 respipe_close (TO_SOCKET (respipe [1])); 565 respipe_close (TO_SOCKET (respipe [1]));
477 566
478#ifdef _WIN32
479 if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
480#else
481 if (pipe (respipe)) 567 if (pipe (respipe))
482#endif
483 croak ("unable to initialize result pipe"); 568 croak ("unable to initialize result pipe");
484 569
485 if (old_readfd >= 0) 570 if (old_readfd >= 0)
486 { 571 {
487 if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) 572 if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
… …
1162 } 1247 }
1163 } 1248 }
1164 1249
1165 return 0; 1250 return 0;
1166} 1251}
1252
1253/*****************************************************************************/
1254
1255#if 0
1256static int
1257bt_pfxc_compare (DB *db, const DBT *dbt1, const DBT *dbt2)
1258{
1259 ssize_t size1 = dbt1->size;
1260 ssize_t size2 = dbt2->size;
1261 int res = memcmp ((void *)dbt1->data, (void *)dbt2->data,
1262 size1 <= size2 ? size1 : size2);
1263
1264 if (res)
1265 return res;
1266 else if (size1 - size2)
1267 return size1 - size2;
1268 else
1269 return 0;
1270}
1271
1272static size_t
1273bt_pfxc_prefix_x (DB *db, const DBT *dbt1, const DBT *dbt2)
1274{
1275 ssize_t size1 = dbt1->size;
1276 ssize_t size2 = dbt2->size;
1277 u_int8_t *p1 = (u_int8_t *)dbt1->data;
1278 u_int8_t *p2 = (u_int8_t *)dbt2->data;
1279 u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
1280
1281 while (p1 < pe)
1282 if (*p1++ != *p2++)
1283 return p1 - (u_int8_t *)dbt1->data - 1;
1284
1285 if (size1 < size2) return size1 + 1;
1286 if (size1 > size2) return size2 + 1;
1287
1288 return size1;
1289}
1290#endif
1291
1292/*****************************************************************************/
1167 1293
1168/* stupid windows defines CALLBACK as well */ 1294/* stupid windows defines CALLBACK as well */
1169#undef CALLBACK 1295#undef CALLBACK
1170#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1)); 1296#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1171 1297

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