… | |
… | |
330 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
330 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
331 | }; |
331 | }; |
332 | |
332 | |
333 | typedef eio_req *aio_req; |
333 | typedef eio_req *aio_req; |
334 | typedef eio_req *aio_req_ornot; |
334 | typedef eio_req *aio_req_ornot; |
335 | typedef eio_wd *aio_wd; |
335 | typedef eio_wd aio_wd; |
336 | |
336 | |
337 | static SV *on_next_submit; |
337 | static SV *on_next_submit; |
338 | static int next_pri = EIO_PRI_DEFAULT; |
338 | static int next_pri = EIO_PRI_DEFAULT; |
339 | static int max_outstanding; |
339 | static int max_outstanding; |
340 | |
340 | |
341 | static s_epipe respipe; |
341 | static s_epipe respipe; |
342 | |
342 | |
343 | static void req_destroy (aio_req req); |
343 | static void req_destroy (aio_req req); |
344 | static void req_cancel (aio_req req); |
344 | static void req_cancel (aio_req req); |
345 | |
345 | |
346 | static void want_poll (void) |
346 | static void |
|
|
347 | want_poll (void) |
347 | { |
348 | { |
348 | /* write a dummy byte to the pipe so fh becomes ready */ |
349 | /* write a dummy byte to the pipe so fh becomes ready */ |
349 | s_epipe_signal (&respipe); |
350 | s_epipe_signal (&respipe); |
350 | } |
351 | } |
351 | |
352 | |
352 | static void done_poll (void) |
353 | static void |
|
|
354 | done_poll (void) |
353 | { |
355 | { |
354 | /* read any signals sent by the worker threads */ |
356 | /* read any signals sent by the worker threads */ |
355 | s_epipe_drain (&respipe); |
357 | s_epipe_drain (&respipe); |
356 | } |
358 | } |
357 | |
359 | |
358 | /* must be called at most once */ |
360 | /* must be called at most once */ |
|
|
361 | static SV * |
359 | static SV *req_sv (aio_req req, HV *stash) |
362 | req_sv (aio_req req, HV *stash) |
360 | { |
363 | { |
361 | if (!req->self) |
364 | if (!req->self) |
362 | { |
365 | { |
363 | req->self = (SV *)newHV (); |
366 | req->self = (SV *)newHV (); |
364 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
367 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
365 | } |
368 | } |
366 | |
369 | |
367 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
370 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
368 | } |
371 | } |
369 | |
372 | |
370 | static aio_req SvAIO_REQ (SV *sv) |
373 | static SV * |
|
|
374 | newSVaio_wd (aio_wd wd) |
|
|
375 | { |
|
|
376 | return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash); |
|
|
377 | } |
|
|
378 | |
|
|
379 | static aio_req |
|
|
380 | SvAIO_REQ (SV *sv) |
371 | { |
381 | { |
372 | MAGIC *mg; |
382 | MAGIC *mg; |
373 | |
383 | |
374 | if (!SvROK (sv) |
384 | if (!SvROK (sv) |
375 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
385 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
… | |
… | |
380 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
390 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
381 | |
391 | |
382 | return mg ? (aio_req)mg->mg_ptr : 0; |
392 | return mg ? (aio_req)mg->mg_ptr : 0; |
383 | } |
393 | } |
384 | |
394 | |
385 | static aio_wd SvAIO_WD (SV *sv) |
395 | static aio_wd |
|
|
396 | SvAIO_WD (SV *sv) |
386 | { |
397 | { |
387 | if (!SvROK (sv) |
398 | if (!SvROK (sv) |
388 | || SvSTASH (SvRV (sv)) != aio_wd_stash |
399 | || SvSTASH (SvRV (sv)) != aio_wd_stash |
389 | || SvTYPE (SvRV (sv)) != SVt_PVMG) |
400 | || SvTYPE (SvRV (sv)) != SVt_PVMG) |
390 | croak ("IO::AIO: expected a working directory object as returned by aio_wd"); |
401 | croak ("IO::AIO: expected a working directory object as returned by aio_wd"); |
391 | |
402 | |
392 | return (aio_wd)(long)SvIVX (SvRV (sv)); |
403 | return (aio_wd)(long)SvIVX (SvRV (sv)); |
393 | } |
404 | } |
394 | |
405 | |
|
|
406 | static void |
395 | static void aio_grp_feed (aio_req grp) |
407 | aio_grp_feed (aio_req grp) |
396 | { |
408 | { |
397 | if (grp->sv2 && SvOK (grp->sv2)) |
409 | if (grp->sv2 && SvOK (grp->sv2)) |
398 | { |
410 | { |
399 | dSP; |
411 | dSP; |
400 | |
412 | |
… | |
… | |
408 | FREETMPS; |
420 | FREETMPS; |
409 | LEAVE; |
421 | LEAVE; |
410 | } |
422 | } |
411 | } |
423 | } |
412 | |
424 | |
|
|
425 | static void |
413 | static void req_submit (eio_req *req) |
426 | req_submit (eio_req *req) |
414 | { |
427 | { |
415 | eio_submit (req); |
428 | eio_submit (req); |
416 | |
429 | |
417 | if (expect_false (on_next_submit)) |
430 | if (expect_false (on_next_submit)) |
418 | { |
431 | { |
… | |
… | |
425 | PUTBACK; |
438 | PUTBACK; |
426 | call_sv (cb, G_DISCARD | G_EVAL); |
439 | call_sv (cb, G_DISCARD | G_EVAL); |
427 | } |
440 | } |
428 | } |
441 | } |
429 | |
442 | |
|
|
443 | static int |
430 | static int req_invoke (eio_req *req) |
444 | req_invoke (eio_req *req) |
431 | { |
445 | { |
432 | if (req->flags & FLAG_SV2_RO_OFF) |
446 | if (req->flags & FLAG_SV2_RO_OFF) |
433 | SvREADONLY_off (req->sv2); |
447 | SvREADONLY_off (req->sv2); |
434 | |
448 | |
435 | if (!EIO_CANCELLED (req) && req->callback) |
449 | if (!EIO_CANCELLED (req) && req->callback) |
… | |
… | |
457 | } |
471 | } |
458 | |
472 | |
459 | switch (req->type) |
473 | switch (req->type) |
460 | { |
474 | { |
461 | case EIO_WD_OPEN: |
475 | case EIO_WD_OPEN: |
462 | PUSHs (sv_2mortal (sv_bless (newRV_noinc (newSViv (((long)req->wd))), aio_wd_stash))); |
476 | PUSHs (sv_2mortal (newSVaio_wd (req->wd))); |
463 | break; |
477 | break; |
464 | |
478 | |
465 | case EIO_READDIR: |
479 | case EIO_READDIR: |
466 | { |
480 | { |
467 | SV *rv = &PL_sv_undef; |
481 | SV *rv = &PL_sv_undef; |
… | |
… | |
611 | break; |
625 | break; |
612 | |
626 | |
613 | case EIO_STAT: |
627 | case EIO_STAT: |
614 | case EIO_LSTAT: |
628 | case EIO_LSTAT: |
615 | case EIO_FSTAT: |
629 | case EIO_FSTAT: |
616 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
630 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
631 | |
617 | PL_laststatval = req->result; |
632 | if (!(PL_laststatval = req->result)) |
618 | /* if compilation fails here then perl's Stat_t is not struct _stati64 */ |
633 | /* if compilation fails here then perl's Stat_t is not struct _stati64 */ |
619 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
634 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
|
|
635 | |
620 | PUSHs (sv_result); |
636 | PUSHs (sv_result); |
621 | break; |
637 | break; |
622 | |
638 | |
623 | case EIO_READ: |
639 | case EIO_READ: |
624 | { |
640 | { |
… | |
… | |
658 | } |
674 | } |
659 | |
675 | |
660 | return !!SvTRUE (ERRSV); |
676 | return !!SvTRUE (ERRSV); |
661 | } |
677 | } |
662 | |
678 | |
|
|
679 | static void |
663 | static void req_destroy (aio_req req) |
680 | req_destroy (aio_req req) |
664 | { |
681 | { |
665 | if (req->self) |
682 | if (req->self) |
666 | { |
683 | { |
667 | sv_unmagic (req->self, PERL_MAGIC_ext); |
684 | sv_unmagic (req->self, PERL_MAGIC_ext); |
668 | SvREFCNT_dec (req->self); |
685 | SvREFCNT_dec (req->self); |
… | |
… | |
675 | SvREFCNT_dec (req->callback); |
692 | SvREFCNT_dec (req->callback); |
676 | |
693 | |
677 | Safefree (req); |
694 | Safefree (req); |
678 | } |
695 | } |
679 | |
696 | |
|
|
697 | static void |
680 | static void req_cancel_subs (aio_req grp) |
698 | req_cancel_subs (aio_req grp) |
681 | { |
699 | { |
682 | if (grp->type != EIO_GROUP) |
700 | if (grp->type != EIO_GROUP) |
683 | return; |
701 | return; |
684 | |
702 | |
685 | SvREFCNT_dec (grp->sv2); |
703 | SvREFCNT_dec (grp->sv2); |
686 | grp->sv2 = 0; |
704 | grp->sv2 = 0; |
687 | |
705 | |
688 | eio_grp_cancel (grp); |
706 | eio_grp_cancel (grp); |
689 | } |
707 | } |
690 | |
708 | |
|
|
709 | static void ecb_cold |
691 | static void create_respipe (void) |
710 | create_respipe (void) |
692 | { |
711 | { |
693 | if (s_epipe_renew (&respipe)) |
712 | if (s_epipe_renew (&respipe)) |
694 | croak ("IO::AIO: unable to initialize result pipe"); |
713 | croak ("IO::AIO: unable to initialize result pipe"); |
695 | } |
714 | } |
696 | |
715 | |
697 | static void poll_wait (void) |
716 | static void |
|
|
717 | poll_wait (void) |
698 | { |
718 | { |
699 | while (eio_nreqs ()) |
719 | while (eio_nreqs ()) |
700 | { |
720 | { |
701 | int size; |
721 | int size; |
702 | |
722 | |
… | |
… | |
711 | |
731 | |
712 | s_epipe_wait (&respipe); |
732 | s_epipe_wait (&respipe); |
713 | } |
733 | } |
714 | } |
734 | } |
715 | |
735 | |
716 | static int poll_cb (void) |
736 | static int |
|
|
737 | poll_cb (void) |
717 | { |
738 | { |
718 | for (;;) |
739 | for (;;) |
719 | { |
740 | { |
720 | int res = eio_poll (); |
741 | int res = eio_poll (); |
721 | |
742 | |
… | |
… | |
754 | # define MAP_FIXED 0 |
775 | # define MAP_FIXED 0 |
755 | #endif |
776 | #endif |
756 | |
777 | |
757 | #define MMAP_MAGIC PERL_MAGIC_ext |
778 | #define MMAP_MAGIC PERL_MAGIC_ext |
758 | |
779 | |
|
|
780 | static int ecb_cold |
759 | static int mmap_free (pTHX_ SV *sv, MAGIC *mg) |
781 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
760 | { |
782 | { |
761 | int old_errno = errno; |
783 | int old_errno = errno; |
762 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
784 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
763 | errno = old_errno; |
785 | errno = old_errno; |
764 | |
786 | |
… | |
… | |
780 | 0, 0, 0, 0, mmap_free |
802 | 0, 0, 0, 0, mmap_free |
781 | }; |
803 | }; |
782 | |
804 | |
783 | /*****************************************************************************/ |
805 | /*****************************************************************************/ |
784 | |
806 | |
|
|
807 | static SV * |
785 | static SV * get_cb (SV *cb_sv) |
808 | get_cb (SV *cb_sv) |
786 | { |
809 | { |
787 | SvGETMAGIC (cb_sv); |
810 | SvGETMAGIC (cb_sv); |
788 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
811 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
789 | } |
812 | } |
790 | |
813 | |
… | |
… | |
809 | SPAGAIN; \ |
832 | SPAGAIN; \ |
810 | \ |
833 | \ |
811 | if (GIMME_V != G_VOID) \ |
834 | if (GIMME_V != G_VOID) \ |
812 | XPUSHs (req_sv (req, aio_req_stash)); |
835 | XPUSHs (req_sv (req, aio_req_stash)); |
813 | |
836 | |
814 | static void |
837 | ecb_inline void |
815 | req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
838 | req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
816 | { |
839 | { |
817 | if (SvROK (path)) |
840 | if (expect_false (SvROK (path))) |
818 | { |
841 | { |
819 | AV *av = (AV *)SvRV (path); |
842 | AV *av = (AV *)SvRV (path); |
820 | SV *wdob; |
843 | SV *wdob; |
821 | |
844 | |
822 | if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1) |
845 | if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1) |
823 | croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs"); |
846 | croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs"); |
824 | |
847 | |
825 | path = AvARRAY (av)[1]; |
848 | path = AvARRAY (av)[1]; |
826 | wdob = AvARRAY (av)[0]; |
849 | wdob = AvARRAY (av)[0]; |
827 | |
850 | |
|
|
851 | if (SvOK (wdob)) |
|
|
852 | { |
828 | *wd = SvAIO_WD (wdob); |
853 | *wd = SvAIO_WD (wdob); |
829 | *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); |
854 | *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); |
|
|
855 | } |
|
|
856 | else |
|
|
857 | *wd = EIO_INVALID_WD; |
830 | } |
858 | } |
831 | |
859 | |
832 | *pathsv = newSVsv (path); |
860 | *pathsv = newSVsv (path); |
833 | *ptr = SvPVbyte_nolen (*pathsv); |
861 | *ptr = SvPVbyte_nolen (*pathsv); |
834 | } |
862 | } |
835 | |
863 | |
836 | static void |
864 | static void ecb_noinline |
837 | req_set_path1 (aio_req req, SV *path) |
865 | req_set_path1 (aio_req req, SV *path) |
838 | { |
866 | { |
839 | req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
867 | req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
840 | } |
868 | } |
841 | |
869 | |
842 | static void |
870 | static void ecb_noinline |
843 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
871 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
844 | { |
872 | { |
845 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
873 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
846 | |
874 | |
847 | switch (SvTYPE (rv)) |
875 | switch (SvTYPE (rv)) |
… | |
… | |
857 | default: |
885 | default: |
858 | req->type = type_path; |
886 | req->type = type_path; |
859 | req_set_path1 (req, fh_or_path); |
887 | req_set_path1 (req, fh_or_path); |
860 | break; |
888 | break; |
861 | } |
889 | } |
862 | |
|
|
863 | } |
890 | } |
|
|
891 | |
|
|
892 | XS(boot_IO__AIO) ecb_cold; |
864 | |
893 | |
865 | MODULE = IO::AIO PACKAGE = IO::AIO |
894 | MODULE = IO::AIO PACKAGE = IO::AIO |
866 | |
895 | |
867 | PROTOTYPES: ENABLE |
896 | PROTOTYPES: ENABLE |
868 | |
897 | |
… | |
… | |
1315 | REQ_SEND; |
1344 | REQ_SEND; |
1316 | } |
1345 | } |
1317 | |
1346 | |
1318 | void |
1347 | void |
1319 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
1348 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
1320 | ALIAS: |
|
|
1321 | aio_chmod = EIO_CHMOD |
|
|
1322 | aio_mkdir = EIO_MKDIR |
|
|
1323 | PPCODE: |
1349 | PPCODE: |
1324 | { |
1350 | { |
1325 | dREQ; |
1351 | dREQ; |
1326 | |
1352 | |
1327 | req->int2 = mode; |
1353 | req->int2 = mode; |
… | |
… | |
1348 | PPCODE: |
1374 | PPCODE: |
1349 | { |
1375 | { |
1350 | dREQ; |
1376 | dREQ; |
1351 | |
1377 | |
1352 | req->type = EIO_READDIR; |
1378 | req->type = EIO_READDIR; |
1353 | req->sv1 = newSVsv (pathname); |
|
|
1354 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1355 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
1379 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
1356 | |
1380 | |
1357 | if (flags & EIO_READDIR_DENTS) |
1381 | if (flags & EIO_READDIR_DENTS) |
1358 | req->int1 |= EIO_READDIR_CUSTOM2; |
1382 | req->int1 |= EIO_READDIR_CUSTOM2; |
1359 | |
1383 | |
|
|
1384 | req_set_path1 (req, pathname); |
|
|
1385 | |
1360 | REQ_SEND; |
1386 | REQ_SEND; |
|
|
1387 | } |
|
|
1388 | |
|
|
1389 | void |
|
|
1390 | aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) |
|
|
1391 | PPCODE: |
|
|
1392 | { |
|
|
1393 | dREQ; |
|
|
1394 | |
|
|
1395 | req->type = EIO_MKDIR; |
|
|
1396 | req->int2 = mode; |
|
|
1397 | req_set_path1 (req, pathname); |
|
|
1398 | |
|
|
1399 | REQ_SEND; |
1361 | } |
1400 | } |
1362 | |
1401 | |
1363 | void |
1402 | void |
1364 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1403 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1365 | ALIAS: |
1404 | ALIAS: |
… | |
… | |
1383 | aio_symlink = EIO_SYMLINK |
1422 | aio_symlink = EIO_SYMLINK |
1384 | aio_rename = EIO_RENAME |
1423 | aio_rename = EIO_RENAME |
1385 | PPCODE: |
1424 | PPCODE: |
1386 | { |
1425 | { |
1387 | dREQ; |
1426 | dREQ; |
1388 | eio_wd wd2; |
1427 | eio_wd wd2 = 0; |
1389 | |
1428 | |
1390 | req->type = ix; |
1429 | req->type = ix; |
1391 | req_set_path1 (req, oldpath); |
1430 | req_set_path1 (req, oldpath); |
1392 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
1431 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
1393 | req->int3 = (long)wd2; |
1432 | req->int3 = (long)wd2; |
… | |
… | |
1736 | |
1775 | |
1737 | PROTOTYPES: DISABLE |
1776 | PROTOTYPES: DISABLE |
1738 | |
1777 | |
1739 | MODULE = IO::AIO PACKAGE = IO::AIO::WD |
1778 | MODULE = IO::AIO PACKAGE = IO::AIO::WD |
1740 | |
1779 | |
|
|
1780 | BOOT: |
|
|
1781 | { |
|
|
1782 | newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD )); |
|
|
1783 | newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD)); |
|
|
1784 | } |
|
|
1785 | |
1741 | void |
1786 | void |
1742 | DESTROY (SV *self) |
1787 | DESTROY (SV *self) |
1743 | CODE: |
1788 | CODE: |
1744 | { |
1789 | { |
1745 | aio_wd wd = SvAIO_WD (self); |
1790 | aio_wd wd = SvAIO_WD (self); |