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5 | #include <errno.h> |
5 | #include <errno.h> |
6 | |
6 | |
7 | #include "EXTERN.h" |
7 | #include "EXTERN.h" |
8 | #include "perl.h" |
8 | #include "perl.h" |
9 | #include "XSUB.h" |
9 | #include "XSUB.h" |
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10 | |
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11 | #include "schmorp.h" |
10 | |
12 | |
11 | // perl stupidly defines these as macros, breaking |
13 | // perl stupidly defines these as macros, breaking |
12 | // lots and lots of code. |
14 | // lots and lots of code. |
13 | #undef open |
15 | #undef open |
14 | #undef close |
16 | #undef close |
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456 | free (req->buf3); |
458 | free (req->buf3); |
457 | |
459 | |
458 | Safefree (req); |
460 | Safefree (req); |
459 | } |
461 | } |
460 | |
462 | |
461 | #ifdef USE_SOCKETS_AS_HANDLES |
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462 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
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463 | #else |
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464 | # define EV_SELECT_IS_WINSOCKET 1 |
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465 | # define TO_SOCKET(x) (x) |
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466 | #endif |
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467 | |
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468 | #ifdef _WIN32 |
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469 | /* taken verbatim from libev's ev_win32.c */ |
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470 | /* oh, the humanity! */ |
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471 | static int |
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472 | ev_pipe (int filedes [2]) |
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473 | { |
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474 | struct sockaddr_in addr = { 0 }; |
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475 | int addr_size = sizeof (addr); |
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476 | struct sockaddr_in adr2; |
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477 | int adr2_size; |
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478 | SOCKET listener; |
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479 | SOCKET sock [2] = { -1, -1 }; |
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480 | |
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481 | if ((listener = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) |
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482 | return -1; |
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483 | |
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484 | addr.sin_family = AF_INET; |
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485 | addr.sin_addr.s_addr = htonl (INADDR_LOOPBACK); |
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486 | addr.sin_port = 0; |
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487 | |
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488 | if (bind (listener, (struct sockaddr *)&addr, addr_size)) |
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489 | goto fail; |
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490 | |
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491 | if (getsockname (listener, (struct sockaddr *)&addr, &addr_size)) |
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492 | goto fail; |
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493 | |
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494 | if (listen (listener, 1)) |
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495 | goto fail; |
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496 | |
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497 | if ((sock [0] = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET) |
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498 | goto fail; |
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499 | |
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500 | if (connect (sock [0], (struct sockaddr *)&addr, addr_size)) |
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501 | goto fail; |
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502 | |
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503 | if ((sock [1] = accept (listener, 0, 0)) < 0) |
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504 | goto fail; |
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505 | |
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506 | /* windows vista returns fantasy port numbers for getpeername. |
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507 | * example for two interconnected tcp sockets: |
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508 | * |
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509 | * (Socket::unpack_sockaddr_in getsockname $sock0)[0] == 53364 |
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510 | * (Socket::unpack_sockaddr_in getpeername $sock0)[0] == 53363 |
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511 | * (Socket::unpack_sockaddr_in getsockname $sock1)[0] == 53363 |
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512 | * (Socket::unpack_sockaddr_in getpeername $sock1)[0] == 53365 |
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513 | * |
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514 | * wow! tridirectional sockets! |
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515 | * |
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516 | * this way of checking ports seems to work: |
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517 | */ |
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518 | if (getpeername (sock [0], (struct sockaddr *)&addr, &addr_size)) |
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519 | goto fail; |
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520 | |
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521 | if (getsockname (sock [1], (struct sockaddr *)&adr2, &adr2_size)) |
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522 | goto fail; |
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523 | |
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524 | errno = WSAEINVAL; |
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525 | if (addr_size != adr2_size |
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526 | || addr.sin_addr.s_addr != adr2.sin_addr.s_addr /* just to be sure, I mean, it's windows */ |
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527 | || addr.sin_port != adr2.sin_port) |
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528 | goto fail; |
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529 | |
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530 | closesocket (listener); |
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531 | |
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532 | #if EV_SELECT_IS_WINSOCKET |
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533 | filedes [0] = _open_osfhandle (sock [0], 0); |
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534 | filedes [1] = _open_osfhandle (sock [1], 0); |
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535 | #else |
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536 | /* when select isn't winsocket, we also expect socket, connect, accept etc. |
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537 | * to work on fds */ |
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538 | filedes [0] = sock [0]; |
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539 | filedes [1] = sock [1]; |
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540 | #endif |
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541 | |
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542 | return 0; |
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543 | |
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544 | fail: |
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545 | closesocket (listener); |
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546 | |
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547 | if (sock [0] != INVALID_SOCKET) closesocket (sock [0]); |
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548 | if (sock [1] != INVALID_SOCKET) closesocket (sock [1]); |
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549 | |
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550 | return -1; |
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551 | } |
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552 | |
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553 | #define pipe(filedes) ev_pipe(filedes) |
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554 | #endif |
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555 | |
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556 | static void |
463 | static void |
557 | create_respipe (void) |
464 | create_respipe (void) |
558 | { |
465 | { |
559 | #ifdef _WIN32 |
466 | #ifdef _WIN32 |
560 | int arg; /* argg */ |
467 | int arg; /* argg */ |
561 | #endif |
468 | #endif |
562 | int old_readfd = respipe [0]; |
469 | int old_readfd = respipe [0]; |
563 | |
470 | |
564 | if (respipe [1] >= 0) |
471 | if (respipe [1] >= 0) |
565 | respipe_close (TO_SOCKET (respipe [1])); |
472 | respipe_close (S_TO_SOCKET (respipe [1])); |
566 | |
473 | |
567 | if (pipe (respipe)) |
474 | if (s_pipe (respipe)) |
568 | croak ("unable to initialize result pipe"); |
475 | croak ("unable to initialize result pipe"); |
569 | |
476 | |
570 | if (old_readfd >= 0) |
477 | if (old_readfd >= 0) |
571 | { |
478 | { |
572 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
479 | if (dup2 (S_TO_SOCKET (respipe [0]), S_TO_SOCKET (old_readfd)) < 0) |
573 | croak ("unable to initialize result pipe(2)"); |
480 | croak ("unable to initialize result pipe(2)"); |
574 | |
481 | |
575 | respipe_close (respipe [0]); |
482 | respipe_close (respipe [0]); |
576 | respipe [0] = old_readfd; |
483 | respipe [0] = old_readfd; |
577 | } |
484 | } |
578 | |
485 | |
579 | #ifdef _WIN32 |
486 | #ifdef _WIN32 |
580 | arg = 1; |
487 | arg = 1; |
581 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
488 | if (ioctlsocket (S_TO_SOCKET (respipe [0]), FIONBIO, &arg) |
582 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
489 | || ioctlsocket (S_TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
583 | #else |
490 | #else |
584 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
491 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
585 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
492 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
586 | #endif |
493 | #endif |
587 | croak ("unable to initialize result pipe(3)"); |
494 | croak ("unable to initialize result pipe(3)"); |
588 | |
495 | |
589 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
496 | respipe_osf [0] = S_TO_SOCKET (respipe [0]); |
590 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
497 | respipe_osf [1] = S_TO_SOCKET (respipe [1]); |
591 | } |
498 | } |
592 | |
499 | |
593 | static void bdb_request (bdb_req req); |
500 | static void bdb_request (bdb_req req); |
594 | X_THREAD_PROC (bdb_proc); |
501 | X_THREAD_PROC (bdb_proc); |
595 | |
502 | |