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111 | |
111 | |
112 | #include "libeio/eio.h" |
112 | #include "libeio/eio.h" |
113 | |
113 | |
114 | static int req_invoke (eio_req *req); |
114 | static int req_invoke (eio_req *req); |
115 | #define EIO_FINISH(req) req_invoke (req) |
115 | #define EIO_FINISH(req) req_invoke (req) |
116 | static void aio_grp_feed (eio_req *grp); |
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117 | #define EIO_FEED(req) aio_grp_feed (req) |
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118 | static void req_destroy (eio_req *grp); |
116 | static void req_destroy (eio_req *grp); |
119 | #define EIO_DESTROY(req) req_destroy (req) |
117 | #define EIO_DESTROY(req) req_destroy (req) |
120 | |
118 | |
121 | enum { |
119 | enum { |
122 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
120 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
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518 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
516 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
519 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
517 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
520 | #ifndef _WIN32 |
518 | #ifndef _WIN32 |
521 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
519 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
522 | #endif |
520 | #endif |
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521 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
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522 | newCONSTSUB (stash, "SYNC_FILE_RANGE_WAIT_BEFORE", newSViv (EIO_SYNC_FILE_RANGE_WAIT_BEFORE)); |
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523 | newCONSTSUB (stash, "SYNC_FILE_RANGE_WRITE" , newSViv (EIO_SYNC_FILE_RANGE_WRITE)); |
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524 | newCONSTSUB (stash, "SYNC_FILE_RANGE_WAIT_AFTER" , newSViv (EIO_SYNC_FILE_RANGE_WAIT_AFTER)); |
523 | |
525 | |
524 | create_respipe (); |
526 | create_respipe (); |
525 | |
527 | |
526 | if (eio_init (want_poll, done_poll) < 0) |
528 | if (eio_init (want_poll, done_poll) < 0) |
527 | croak ("IO::AIO: unable to initialise eio library"); |
529 | croak ("IO::AIO: unable to initialise eio library"); |
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593 | dREQ; |
595 | dREQ; |
594 | |
596 | |
595 | req->type = ix; |
597 | req->type = ix; |
596 | req->sv1 = newSVsv (fh); |
598 | req->sv1 = newSVsv (fh); |
597 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
599 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
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600 | |
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601 | REQ_SEND (req); |
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602 | } |
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603 | |
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604 | void |
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605 | aio_sync_file_range (SV *fh, SV *offset, SV *nbytes, IV flags, SV *callback=&PL_sv_undef) |
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606 | PROTOTYPE: $$$$;$ |
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607 | PPCODE: |
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608 | { |
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609 | dREQ; |
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610 | |
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611 | req->type = EIO_SYNC_FILE_RANGE; |
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612 | req->sv1 = newSVsv (fh); |
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613 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
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614 | req->offs = SvVAL64 (offset); |
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615 | req->size = SvVAL64 (nbytes); |
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616 | req->int2 = flags; |
598 | |
617 | |
599 | REQ_SEND (req); |
618 | REQ_SEND (req); |
600 | } |
619 | } |
601 | |
620 | |
602 | void |
621 | void |
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636 | PPCODE: |
655 | PPCODE: |
637 | { |
656 | { |
638 | STRLEN svlen; |
657 | STRLEN svlen; |
639 | char *svptr = SvPVbyte (data, svlen); |
658 | char *svptr = SvPVbyte (data, svlen); |
640 | UV len = SvUV (length); |
659 | UV len = SvUV (length); |
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660 | int fd; |
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661 | |
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662 | if (SvTYPE (data) > SVt_PVMG) |
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663 | croak ("illegal data argument '%s', must be plain scalar string", SvPV_nolen (data)); |
641 | |
664 | |
642 | SvUPGRADE (data, SVt_PV); |
665 | SvUPGRADE (data, SVt_PV); |
643 | SvPOK_on (data); |
666 | SvPOK_only (data); |
644 | |
667 | |
645 | if (dataoffset < 0) |
668 | if (dataoffset < 0) |
646 | dataoffset += svlen; |
669 | dataoffset += svlen; |
647 | |
670 | |
648 | if (dataoffset < 0 || dataoffset > svlen) |
671 | if (dataoffset < 0 || dataoffset > svlen) |
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661 | } |
684 | } |
662 | |
685 | |
663 | if (len < 0) |
686 | if (len < 0) |
664 | croak ("length must not be negative"); |
687 | croak ("length must not be negative"); |
665 | |
688 | |
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689 | fd = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh)) |
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690 | : IoOFP (sv_2io (fh))); |
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691 | |
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692 | if (fd < 0) |
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693 | croak ("illegal fh argument, either not an OS file or read/write mode mismatch"); |
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694 | |
666 | { |
695 | { |
667 | dREQ; |
696 | dREQ; |
668 | |
697 | |
669 | req->type = ix; |
698 | req->type = ix; |
670 | req->sv1 = newSVsv (fh); |
699 | req->sv1 = newSVsv (fh); |
671 | req->int1 = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh)) |
700 | req->int1 = fd; |
672 | : IoOFP (sv_2io (fh))); |
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673 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
701 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
674 | req->size = len; |
702 | req->size = len; |
675 | req->sv2 = SvREFCNT_inc (data); |
703 | req->sv2 = SvREFCNT_inc (data); |
676 | req->ptr2 = (char *)svptr + dataoffset; |
704 | req->ptr2 = (char *)svptr + dataoffset; |
677 | req->stroffset = dataoffset; |
705 | req->stroffset = dataoffset; |
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1133 | void |
1161 | void |
1134 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1162 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1135 | CODE: |
1163 | CODE: |
1136 | { |
1164 | { |
1137 | SvREFCNT_dec (grp->sv2); |
1165 | SvREFCNT_dec (grp->sv2); |
1138 | grp->sv2 = newSVsv (callback); |
1166 | grp->sv2 = newSVsv (callback); |
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1167 | grp->feed = aio_grp_feed; |
1139 | |
1168 | |
1140 | if (grp->int2 <= 0) |
1169 | if (grp->int2 <= 0) |
1141 | grp->int2 = 2; |
1170 | grp->int2 = 2; |
1142 | |
1171 | |
1143 | eio_grp_limit (grp, grp->int2); |
1172 | eio_grp_limit (grp, grp->int2); |