… | |
… | |
16 | #include <sys/statvfs.h> |
16 | #include <sys/statvfs.h> |
17 | #include <limits.h> |
17 | #include <limits.h> |
18 | #include <fcntl.h> |
18 | #include <fcntl.h> |
19 | #include <sched.h> |
19 | #include <sched.h> |
20 | |
20 | |
21 | #if _POSIX_MEMLOCK || _POSIX_MAPPED_FILES |
21 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
22 | # include <sys/mman.h> |
22 | # include <sys/mman.h> |
23 | #endif |
23 | #endif |
24 | |
24 | |
25 | /* perl namespace pollution */ |
25 | /* perl namespace pollution */ |
26 | #undef VERSION |
26 | #undef VERSION |
… | |
… | |
118 | STRLEN stroffset; \ |
118 | STRLEN stroffset; \ |
119 | SV *self; |
119 | SV *self; |
120 | |
120 | |
121 | #define EIO_NO_WRAPPERS 1 |
121 | #define EIO_NO_WRAPPERS 1 |
122 | |
122 | |
|
|
123 | #include "libeio/config.h" |
123 | #include "libeio/eio.h" |
124 | #include "libeio/eio.h" |
124 | |
125 | |
125 | #ifndef POSIX_FADV_NORMAL |
126 | #ifndef POSIX_FADV_NORMAL |
126 | # define POSIX_FADV_NORMAL 0 |
127 | # define POSIX_FADV_NORMAL 0 |
127 | # define NO_FADVISE 1 |
|
|
128 | #endif |
128 | #endif |
129 | #ifndef POSIX_FADV_SEQUENTIAL |
129 | #ifndef POSIX_FADV_SEQUENTIAL |
130 | # define POSIX_FADV_SEQUENTIAL 0 |
130 | # define POSIX_FADV_SEQUENTIAL 0 |
131 | #endif |
131 | #endif |
132 | #ifndef POSIX_FADV_RANDOM |
132 | #ifndef POSIX_FADV_RANDOM |
… | |
… | |
140 | #endif |
140 | #endif |
141 | #ifndef POSIX_FADV_DONTNEED |
141 | #ifndef POSIX_FADV_DONTNEED |
142 | # define POSIX_FADV_DONTNEED 0 |
142 | # define POSIX_FADV_DONTNEED 0 |
143 | #endif |
143 | #endif |
144 | |
144 | |
|
|
145 | #if !HAVE_POSIX_FADVISE |
|
|
146 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
|
|
147 | #endif |
|
|
148 | |
|
|
149 | #ifndef POSIX_MADV_NORMAL |
|
|
150 | # define POSIX_MADV_NORMAL 0 |
|
|
151 | #endif |
|
|
152 | #ifndef POSIX_MADV_SEQUENTIAL |
|
|
153 | # define POSIX_MADV_SEQUENTIAL 0 |
|
|
154 | #endif |
|
|
155 | #ifndef POSIX_MADV_RANDOM |
|
|
156 | # define POSIX_MADV_RANDOM 0 |
|
|
157 | #endif |
|
|
158 | #ifndef POSIX_MADV_WILLNEED |
|
|
159 | # define POSIX_MADV_WILLNEED 0 |
|
|
160 | #endif |
|
|
161 | #ifndef POSIX_MADV_DONTNEED |
|
|
162 | # define POSIX_MADV_DONTNEED 0 |
|
|
163 | #endif |
|
|
164 | |
|
|
165 | #if !HAVE_POSIX_MADVISE |
|
|
166 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
|
|
167 | #endif |
|
|
168 | |
|
|
169 | #ifndef PROT_NONE |
|
|
170 | # define PROT_NONE 0 |
|
|
171 | #endif |
|
|
172 | #ifndef PROT_READ |
|
|
173 | # define PROT_READ 0 |
|
|
174 | #endif |
|
|
175 | #ifndef PROT_WRITE |
|
|
176 | # define PROT_READ 0 |
|
|
177 | #endif |
|
|
178 | #ifndef PROT_EXEC |
|
|
179 | # define PROT_EXEC 0 |
|
|
180 | #endif |
|
|
181 | |
145 | #ifndef ST_NODEV |
182 | #ifndef ST_NODEV |
146 | # define ST_NODEV 0 |
183 | # define ST_NODEV 0 |
147 | #endif |
184 | #endif |
148 | #ifndef ST_NOEXEC |
185 | #ifndef ST_NOEXEC |
149 | # define ST_NOEXEC 0 |
186 | # define ST_NOEXEC 0 |
… | |
… | |
169 | #ifndef ST_NODIRATIME |
206 | #ifndef ST_NODIRATIME |
170 | # define ST_NODIRATIME 0 |
207 | # define ST_NODIRATIME 0 |
171 | #endif |
208 | #endif |
172 | #ifndef ST_RELATIME |
209 | #ifndef ST_RELATIME |
173 | # define ST_RELATIME 0 |
210 | # define ST_RELATIME 0 |
174 | #endif |
|
|
175 | |
|
|
176 | #ifndef MCL_CURRENT |
|
|
177 | # define MCL_CURRENT 0 |
|
|
178 | #endif |
|
|
179 | #ifndef MCL_FUTURE |
|
|
180 | # define MCL_FUTURE 0 |
|
|
181 | #endif |
211 | #endif |
182 | |
212 | |
183 | #ifndef MAP_ANONYMOUS |
213 | #ifndef MAP_ANONYMOUS |
184 | # ifdef MAP_ANON |
214 | # ifdef MAP_ANON |
185 | # define MAP_ANONYMOUS MAP_ANON |
215 | # define MAP_ANONYMOUS MAP_ANON |
… | |
… | |
304 | } |
334 | } |
305 | } |
335 | } |
306 | |
336 | |
307 | static int req_invoke (eio_req *req) |
337 | static int req_invoke (eio_req *req) |
308 | { |
338 | { |
309 | dSP; |
|
|
310 | |
|
|
311 | if (req->flags & FLAG_SV2_RO_OFF) |
339 | if (req->flags & FLAG_SV2_RO_OFF) |
312 | SvREADONLY_off (req->sv2); |
340 | SvREADONLY_off (req->sv2); |
313 | |
341 | |
314 | if (!EIO_CANCELLED (req) && req->callback) |
342 | if (!EIO_CANCELLED (req) && req->callback) |
315 | { |
343 | { |
|
|
344 | dSP; |
|
|
345 | static SV *sv_result_cache; /* caches the result integer SV */ |
|
|
346 | SV *sv_result; |
|
|
347 | |
316 | ENTER; |
348 | ENTER; |
317 | SAVETMPS; |
349 | SAVETMPS; |
318 | PUSHMARK (SP); |
350 | PUSHMARK (SP); |
319 | EXTEND (SP, 1); |
351 | EXTEND (SP, 1); |
|
|
352 | |
|
|
353 | /* do not recreate the result IV from scratch each time */ |
|
|
354 | if (expect_true (sv_result_cache)) |
|
|
355 | { |
|
|
356 | sv_result = sv_result_cache; sv_result_cache = 0; |
|
|
357 | SvIV_set (sv_result, req->result); |
|
|
358 | SvIOK_only (sv_result); |
|
|
359 | } |
|
|
360 | else |
|
|
361 | { |
|
|
362 | sv_result = newSViv (req->result); |
|
|
363 | SvREADONLY_on (sv_result); |
|
|
364 | } |
320 | |
365 | |
321 | switch (req->type) |
366 | switch (req->type) |
322 | { |
367 | { |
323 | case EIO_READDIR: |
368 | case EIO_READDIR: |
324 | { |
369 | { |
… | |
… | |
469 | case EIO_LSTAT: |
514 | case EIO_LSTAT: |
470 | case EIO_FSTAT: |
515 | case EIO_FSTAT: |
471 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
516 | PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; |
472 | PL_laststatval = req->result; |
517 | PL_laststatval = req->result; |
473 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
518 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
474 | PUSHs (sv_2mortal (newSViv (req->result))); |
519 | PUSHs (sv_result); |
475 | break; |
520 | break; |
476 | |
521 | |
477 | case EIO_READ: |
522 | case EIO_READ: |
478 | { |
523 | { |
479 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
524 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
480 | *SvEND (req->sv2) = 0; |
525 | *SvEND (req->sv2) = 0; |
481 | SvPOK_only (req->sv2); |
526 | SvPOK_only (req->sv2); |
482 | SvSETMAGIC (req->sv2); |
527 | SvSETMAGIC (req->sv2); |
483 | PUSHs (sv_2mortal (newSViv (req->result))); |
528 | PUSHs (sv_result); |
484 | } |
529 | } |
485 | break; |
530 | break; |
486 | |
531 | |
487 | case EIO_DUP2: |
532 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
488 | if (req->result > 0) |
533 | if (req->result > 0) |
489 | req->result = 0; |
534 | SvIV_set (sv_result, 0); |
490 | /* FALLTHROUGH */ |
535 | /* FALLTHROUGH */ |
491 | |
536 | |
492 | default: |
537 | default: |
493 | PUSHs (sv_2mortal (newSViv (req->result))); |
538 | PUSHs (sv_result); |
494 | break; |
539 | break; |
495 | } |
540 | } |
496 | |
541 | |
497 | errno = req->errorno; |
542 | errno = req->errorno; |
498 | |
543 | |
499 | PUTBACK; |
544 | PUTBACK; |
500 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
545 | call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); |
501 | SPAGAIN; |
546 | SPAGAIN; |
|
|
547 | |
|
|
548 | if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache)) |
|
|
549 | SvREFCNT_dec (sv_result); |
|
|
550 | else |
|
|
551 | sv_result_cache = sv_result; |
502 | |
552 | |
503 | FREETMPS; |
553 | FREETMPS; |
504 | LEAVE; |
554 | LEAVE; |
505 | |
555 | |
506 | PUTBACK; |
556 | PUTBACK; |
… | |
… | |
587 | /*****************************************************************************/ |
637 | /*****************************************************************************/ |
588 | |
638 | |
589 | #if !_POSIX_MAPPED_FILES |
639 | #if !_POSIX_MAPPED_FILES |
590 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
640 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
591 | # define munmap(addr,length) (errno = ENOSYS, -1) |
641 | # define munmap(addr,length) (errno = ENOSYS, -1) |
|
|
642 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
|
|
643 | # define PROT_NONE 0 |
|
|
644 | # define PROT_WRITE 0 |
|
|
645 | # define MAP_PRIVATE 0 |
|
|
646 | # define MAP_SHARED 0 |
|
|
647 | # define MAP_FIXED 0 |
592 | #endif |
648 | #endif |
593 | |
649 | |
594 | #define MMAP_MAGIC PERL_MAGIC_ext |
650 | #define MMAP_MAGIC PERL_MAGIC_ext |
595 | |
651 | |
596 | static int |
652 | static int |
… | |
… | |
601 | errno = old_errno; |
657 | errno = old_errno; |
602 | |
658 | |
603 | mg->mg_obj = 0; /* just in case */ |
659 | mg->mg_obj = 0; /* just in case */ |
604 | |
660 | |
605 | SvREADONLY_off (sv); |
661 | SvREADONLY_off (sv); |
|
|
662 | |
|
|
663 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
664 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
665 | |
606 | SvCUR_set (sv, 0); |
666 | SvCUR_set (sv, 0); |
607 | SvLEN_set (sv, 0); |
|
|
608 | SvPVX (sv) = 0; |
667 | SvPVX (sv) = 0; |
609 | SvOK_off (sv); |
668 | SvOK_off (sv); |
610 | |
669 | |
611 | return 0; |
670 | return 0; |
612 | } |
671 | } |
… | |
… | |
677 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
736 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
678 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
737 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
679 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
738 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
680 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
739 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
681 | |
740 | |
|
|
741 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
742 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
743 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
744 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
745 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
746 | |
682 | const_iv (ST_RDONLY) |
747 | const_iv (ST_RDONLY) |
683 | const_iv (ST_NOSUID) |
748 | const_iv (ST_NOSUID) |
684 | const_iv (ST_NODEV) |
749 | const_iv (ST_NODEV) |
685 | const_iv (ST_NOEXEC) |
750 | const_iv (ST_NOEXEC) |
686 | const_iv (ST_SYNCHRONOUS) |
751 | const_iv (ST_SYNCHRONOUS) |
… | |
… | |
690 | const_iv (ST_IMMUTABLE) |
755 | const_iv (ST_IMMUTABLE) |
691 | const_iv (ST_NOATIME) |
756 | const_iv (ST_NOATIME) |
692 | const_iv (ST_NODIRATIME) |
757 | const_iv (ST_NODIRATIME) |
693 | const_iv (ST_RELATIME) |
758 | const_iv (ST_RELATIME) |
694 | |
759 | |
|
|
760 | const_iv (PROT_NONE) |
695 | const_iv (PROT_EXEC) |
761 | const_iv (PROT_EXEC) |
696 | const_iv (PROT_NONE) |
|
|
697 | const_iv (PROT_READ) |
762 | const_iv (PROT_READ) |
698 | const_iv (PROT_WRITE) |
763 | const_iv (PROT_WRITE) |
699 | |
764 | |
700 | /*const_iv (MAP_FIXED)*/ |
765 | /*const_iv (MAP_FIXED)*/ |
701 | const_iv (MAP_PRIVATE) |
766 | const_iv (MAP_PRIVATE) |
… | |
… | |
707 | const_iv (MAP_LOCKED) |
772 | const_iv (MAP_LOCKED) |
708 | const_iv (MAP_NORESERVE) |
773 | const_iv (MAP_NORESERVE) |
709 | const_iv (MAP_POPULATE) |
774 | const_iv (MAP_POPULATE) |
710 | const_iv (MAP_NONBLOCK) |
775 | const_iv (MAP_NONBLOCK) |
711 | |
776 | |
712 | const_iv (MCL_FUTURE) |
777 | const_eio (MCL_FUTURE) |
713 | const_iv (MCL_CURRENT) |
778 | const_eio (MCL_CURRENT) |
714 | |
779 | |
715 | const_eio (MS_ASYNC) |
780 | const_eio (MS_ASYNC) |
716 | const_eio (MS_INVALIDATE) |
781 | const_eio (MS_INVALIDATE) |
717 | const_eio (MS_SYNC) |
782 | const_eio (MS_SYNC) |
718 | |
783 | |
… | |
… | |
792 | CODE: |
857 | CODE: |
793 | max_outstanding = maxreqs; |
858 | max_outstanding = maxreqs; |
794 | |
859 | |
795 | void |
860 | void |
796 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
861 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
797 | PROTOTYPE: $$$;$ |
|
|
798 | PPCODE: |
862 | PPCODE: |
799 | { |
863 | { |
800 | dREQ; |
864 | dREQ; |
801 | |
865 | |
802 | req->type = EIO_OPEN; |
866 | req->type = EIO_OPEN; |
… | |
… | |
808 | REQ_SEND; |
872 | REQ_SEND; |
809 | } |
873 | } |
810 | |
874 | |
811 | void |
875 | void |
812 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
876 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
813 | PROTOTYPE: $;$ |
|
|
814 | ALIAS: |
877 | ALIAS: |
815 | aio_fsync = EIO_FSYNC |
878 | aio_fsync = EIO_FSYNC |
816 | aio_fdatasync = EIO_FDATASYNC |
879 | aio_fdatasync = EIO_FDATASYNC |
817 | PPCODE: |
880 | PPCODE: |
818 | { |
881 | { |
… | |
… | |
826 | REQ_SEND (req); |
889 | REQ_SEND (req); |
827 | } |
890 | } |
828 | |
891 | |
829 | void |
892 | void |
830 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
893 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
831 | PROTOTYPE: $$$$;$ |
|
|
832 | PPCODE: |
894 | PPCODE: |
833 | { |
895 | { |
834 | int fd = s_fileno_croak (fh, 0); |
896 | int fd = s_fileno_croak (fh, 0); |
835 | dREQ; |
897 | dREQ; |
836 | |
898 | |
… | |
… | |
844 | REQ_SEND (req); |
906 | REQ_SEND (req); |
845 | } |
907 | } |
846 | |
908 | |
847 | void |
909 | void |
848 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
910 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
849 | PROTOTYPE: $;$ |
|
|
850 | PPCODE: |
911 | PPCODE: |
851 | { |
912 | { |
852 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
913 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
853 | int fd = s_fileno_croak (fh, 0); |
914 | int fd = s_fileno_croak (fh, 0); |
854 | dREQ; |
915 | dREQ; |
… | |
… | |
876 | void |
937 | void |
877 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
938 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
878 | ALIAS: |
939 | ALIAS: |
879 | aio_read = EIO_READ |
940 | aio_read = EIO_READ |
880 | aio_write = EIO_WRITE |
941 | aio_write = EIO_WRITE |
881 | PROTOTYPE: $$$$$;$ |
|
|
882 | PPCODE: |
942 | PPCODE: |
883 | { |
943 | { |
884 | STRLEN svlen; |
944 | STRLEN svlen; |
885 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
945 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
886 | char *svptr = SvPVbyte (data, svlen); |
946 | char *svptr = SvPVbyte (data, svlen); |
… | |
… | |
927 | } |
987 | } |
928 | } |
988 | } |
929 | |
989 | |
930 | void |
990 | void |
931 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
991 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
932 | PROTOTYPE: $$;$ |
|
|
933 | PPCODE: |
992 | PPCODE: |
934 | { |
993 | { |
935 | SV *data; |
994 | SV *data; |
936 | dREQ; |
995 | dREQ; |
937 | |
996 | |
… | |
… | |
942 | REQ_SEND; |
1001 | REQ_SEND; |
943 | } |
1002 | } |
944 | |
1003 | |
945 | void |
1004 | void |
946 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
1005 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
947 | PROTOTYPE: $$$$;$ |
|
|
948 | PPCODE: |
1006 | PPCODE: |
949 | { |
1007 | { |
950 | int ifd = s_fileno_croak (in_fh , 0); |
1008 | int ifd = s_fileno_croak (in_fh , 0); |
951 | int ofd = s_fileno_croak (out_fh, 1); |
1009 | int ofd = s_fileno_croak (out_fh, 1); |
952 | dREQ; |
1010 | dREQ; |
… | |
… | |
962 | REQ_SEND; |
1020 | REQ_SEND; |
963 | } |
1021 | } |
964 | |
1022 | |
965 | void |
1023 | void |
966 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1024 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
967 | PROTOTYPE: $$$;$ |
|
|
968 | PPCODE: |
1025 | PPCODE: |
969 | { |
1026 | { |
970 | int fd = s_fileno_croak (fh, 0); |
1027 | int fd = s_fileno_croak (fh, 0); |
971 | dREQ; |
1028 | dREQ; |
972 | |
1029 | |
… | |
… | |
1173 | void |
1230 | void |
1174 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
1231 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
1175 | ALIAS: |
1232 | ALIAS: |
1176 | aio_mtouch = EIO_MTOUCH |
1233 | aio_mtouch = EIO_MTOUCH |
1177 | aio_msync = EIO_MSYNC |
1234 | aio_msync = EIO_MSYNC |
1178 | PROTOTYPE: $$$$;$ |
|
|
1179 | PPCODE: |
1235 | PPCODE: |
1180 | { |
1236 | { |
1181 | STRLEN svlen; |
1237 | STRLEN svlen; |
|
|
1238 | char *svptr = SvPVbyte (data, svlen); |
1182 | UV len = SvUV (length); |
1239 | UV len = SvUV (length); |
1183 | char *svptr = SvPVbyte (data, svlen); |
|
|
1184 | |
1240 | |
1185 | if (offset < 0) |
1241 | if (offset < 0) |
1186 | offset += svlen; |
1242 | offset += svlen; |
1187 | |
1243 | |
1188 | if (offset < 0 || offset > svlen) |
1244 | if (offset < 0 || offset > svlen) |
… | |
… | |
1193 | |
1249 | |
1194 | { |
1250 | { |
1195 | dREQ; |
1251 | dREQ; |
1196 | |
1252 | |
1197 | req->type = ix; |
1253 | req->type = ix; |
1198 | req->size = len; |
|
|
1199 | req->sv2 = SvREFCNT_inc (data); |
1254 | req->sv2 = SvREFCNT_inc (data); |
1200 | req->ptr2 = (char *)svptr + offset; |
1255 | req->ptr2 = (char *)svptr + offset; |
|
|
1256 | req->size = len; |
1201 | req->int1 = flags; |
1257 | req->int1 = flags; |
1202 | |
1258 | |
1203 | REQ_SEND; |
1259 | REQ_SEND; |
1204 | } |
1260 | } |
1205 | } |
1261 | } |
1206 | |
1262 | |
1207 | void |
1263 | void |
|
|
1264 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) |
|
|
1265 | PPCODE: |
|
|
1266 | { |
|
|
1267 | STRLEN svlen; |
|
|
1268 | char *svptr = SvPVbyte (data, svlen); |
|
|
1269 | UV len = SvUV (length); |
|
|
1270 | |
|
|
1271 | if (offset < 0) |
|
|
1272 | offset += svlen; |
|
|
1273 | |
|
|
1274 | if (offset < 0 || offset > svlen) |
|
|
1275 | croak ("offset outside of scalar"); |
|
|
1276 | |
|
|
1277 | if (!SvOK (length) || len + offset > svlen) |
|
|
1278 | len = svlen - offset; |
|
|
1279 | |
|
|
1280 | { |
|
|
1281 | dREQ; |
|
|
1282 | |
|
|
1283 | req->type = EIO_MLOCK; |
|
|
1284 | req->sv2 = SvREFCNT_inc (data); |
|
|
1285 | req->ptr2 = (char *)svptr + offset; |
|
|
1286 | req->size = len; |
|
|
1287 | |
|
|
1288 | REQ_SEND; |
|
|
1289 | } |
|
|
1290 | } |
|
|
1291 | |
|
|
1292 | void |
|
|
1293 | aio_mlockall (IV flags, SV *callback=&PL_sv_undef) |
|
|
1294 | PPCODE: |
|
|
1295 | { |
|
|
1296 | dREQ; |
|
|
1297 | |
|
|
1298 | req->type = EIO_MLOCKALL; |
|
|
1299 | req->int1 = flags; |
|
|
1300 | |
|
|
1301 | REQ_SEND; |
|
|
1302 | } |
|
|
1303 | |
|
|
1304 | void |
1208 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1305 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1209 | PPCODE: |
1306 | PPCODE: |
1210 | { |
1307 | { |
1211 | dREQ; |
1308 | dREQ; |
1212 | |
1309 | |
… | |
… | |
1216 | REQ_SEND; |
1313 | REQ_SEND; |
1217 | } |
1314 | } |
1218 | |
1315 | |
1219 | void |
1316 | void |
1220 | aio_group (SV *callback=&PL_sv_undef) |
1317 | aio_group (SV *callback=&PL_sv_undef) |
1221 | PROTOTYPE: ;$ |
|
|
1222 | PPCODE: |
1318 | PPCODE: |
1223 | { |
1319 | { |
1224 | dREQ; |
1320 | dREQ; |
1225 | |
1321 | |
1226 | req->type = EIO_GROUP; |
1322 | req->type = EIO_GROUP; |
… | |
… | |
1243 | REQ_SEND; |
1339 | REQ_SEND; |
1244 | } |
1340 | } |
1245 | |
1341 | |
1246 | int |
1342 | int |
1247 | aioreq_pri (int pri = 0) |
1343 | aioreq_pri (int pri = 0) |
1248 | PROTOTYPE: ;$ |
|
|
1249 | CODE: |
1344 | CODE: |
1250 | RETVAL = next_pri; |
1345 | RETVAL = next_pri; |
1251 | if (items > 0) |
1346 | if (items > 0) |
1252 | { |
1347 | { |
1253 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1348 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1265 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1360 | if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; |
1266 | next_pri = nice; |
1361 | next_pri = nice; |
1267 | |
1362 | |
1268 | void |
1363 | void |
1269 | flush () |
1364 | flush () |
1270 | PROTOTYPE: |
|
|
1271 | CODE: |
1365 | CODE: |
1272 | while (eio_nreqs ()) |
1366 | while (eio_nreqs ()) |
1273 | { |
1367 | { |
1274 | poll_wait (); |
1368 | poll_wait (); |
1275 | poll_cb (); |
1369 | poll_cb (); |
1276 | } |
1370 | } |
1277 | |
1371 | |
1278 | int |
1372 | int |
1279 | poll() |
1373 | poll () |
1280 | PROTOTYPE: |
|
|
1281 | CODE: |
1374 | CODE: |
1282 | poll_wait (); |
1375 | poll_wait (); |
1283 | RETVAL = poll_cb (); |
1376 | RETVAL = poll_cb (); |
1284 | OUTPUT: |
1377 | OUTPUT: |
1285 | RETVAL |
1378 | RETVAL |
1286 | |
1379 | |
1287 | int |
1380 | int |
1288 | poll_fileno() |
1381 | poll_fileno () |
1289 | PROTOTYPE: |
|
|
1290 | CODE: |
1382 | CODE: |
1291 | RETVAL = s_epipe_fd (&respipe); |
1383 | RETVAL = s_epipe_fd (&respipe); |
1292 | OUTPUT: |
1384 | OUTPUT: |
1293 | RETVAL |
1385 | RETVAL |
1294 | |
1386 | |
1295 | int |
1387 | int |
1296 | poll_cb(...) |
1388 | poll_cb (...) |
1297 | PROTOTYPE: |
1389 | PROTOTYPE: |
1298 | CODE: |
1390 | CODE: |
1299 | RETVAL = poll_cb (); |
1391 | RETVAL = poll_cb (); |
1300 | OUTPUT: |
1392 | OUTPUT: |
1301 | RETVAL |
1393 | RETVAL |
1302 | |
1394 | |
1303 | void |
1395 | void |
1304 | poll_wait() |
1396 | poll_wait () |
1305 | PROTOTYPE: |
|
|
1306 | CODE: |
1397 | CODE: |
1307 | poll_wait (); |
1398 | poll_wait (); |
1308 | |
1399 | |
1309 | int |
1400 | int |
1310 | nreqs() |
1401 | nreqs () |
1311 | PROTOTYPE: |
|
|
1312 | CODE: |
1402 | CODE: |
1313 | RETVAL = eio_nreqs (); |
1403 | RETVAL = eio_nreqs (); |
1314 | OUTPUT: |
1404 | OUTPUT: |
1315 | RETVAL |
1405 | RETVAL |
1316 | |
1406 | |
1317 | int |
1407 | int |
1318 | nready() |
1408 | nready () |
1319 | PROTOTYPE: |
|
|
1320 | CODE: |
1409 | CODE: |
1321 | RETVAL = eio_nready (); |
1410 | RETVAL = eio_nready (); |
1322 | OUTPUT: |
1411 | OUTPUT: |
1323 | RETVAL |
1412 | RETVAL |
1324 | |
1413 | |
1325 | int |
1414 | int |
1326 | npending() |
1415 | npending () |
1327 | PROTOTYPE: |
|
|
1328 | CODE: |
1416 | CODE: |
1329 | RETVAL = eio_npending (); |
1417 | RETVAL = eio_npending (); |
1330 | OUTPUT: |
1418 | OUTPUT: |
1331 | RETVAL |
1419 | RETVAL |
1332 | |
1420 | |
1333 | int |
1421 | int |
1334 | nthreads() |
1422 | nthreads () |
1335 | PROTOTYPE: |
|
|
1336 | CODE: |
1423 | CODE: |
1337 | RETVAL = eio_nthreads (); |
1424 | RETVAL = eio_nthreads (); |
1338 | OUTPUT: |
1425 | OUTPUT: |
1339 | RETVAL |
1426 | RETVAL |
1340 | |
1427 | |
1341 | int |
1428 | int |
1342 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1429 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
1343 | PROTOTYPE: $$$$ |
|
|
1344 | CODE: |
1430 | CODE: |
1345 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1346 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1431 | RETVAL = posix_fadvise (fh, offset, length, advice); |
1347 | #else |
|
|
1348 | RETVAL = errno = ENOSYS; /* yes, this is actually correct */ |
|
|
1349 | #endif |
|
|
1350 | OUTPUT: |
1432 | OUTPUT: |
1351 | RETVAL |
1433 | RETVAL |
1352 | |
1434 | |
1353 | ssize_t |
1435 | ssize_t |
1354 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1436 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
1355 | PROTOTYPE: $$$$ |
|
|
1356 | CODE: |
1437 | CODE: |
1357 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1438 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1358 | OUTPUT: |
1439 | OUTPUT: |
1359 | RETVAL |
1440 | RETVAL |
1360 | |
1441 | |
1361 | void |
1442 | void |
1362 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
1443 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
1363 | PROTOTYPE: $$$$$;$ |
|
|
1364 | PPCODE: |
1444 | PPCODE: |
1365 | sv_unmagic (scalar, MMAP_MAGIC); |
1445 | sv_unmagic (scalar, MMAP_MAGIC); |
1366 | { |
1446 | { |
1367 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1447 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1368 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1448 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1369 | if (addr == (void *)-1) |
1449 | if (addr == (void *)-1) |
1370 | XSRETURN_NO; |
1450 | XSRETURN_NO; |
1371 | |
1451 | |
|
|
1452 | sv_force_normal (scalar); |
|
|
1453 | |
1372 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
1454 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
1373 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
1455 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
1374 | ->mg_obj = (SV *)length; |
1456 | ->mg_obj = (SV *)length; |
1375 | |
1457 | |
1376 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
1458 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1459 | |
1377 | if (!(prot & PROT_WRITE)) |
1460 | if (!(prot & PROT_WRITE)) |
1378 | SvREADONLY_on (scalar); |
1461 | SvREADONLY_on (scalar); |
|
|
1462 | |
|
|
1463 | if (SvLEN (scalar)) |
|
|
1464 | Safefree (SvPVX (scalar)); |
1379 | |
1465 | |
1380 | SvPVX (scalar) = (char *)addr; |
1466 | SvPVX (scalar) = (char *)addr; |
1381 | SvCUR_set (scalar, length); |
1467 | SvCUR_set (scalar, length); |
1382 | SvLEN_set (scalar, 0); |
1468 | SvLEN_set (scalar, 0); |
1383 | SvPOK_only (scalar); |
1469 | SvPOK_only (scalar); |
… | |
… | |
1385 | XSRETURN_YES; |
1471 | XSRETURN_YES; |
1386 | } |
1472 | } |
1387 | |
1473 | |
1388 | void |
1474 | void |
1389 | munmap (SV *scalar) |
1475 | munmap (SV *scalar) |
1390 | PROTOTYPE: $ |
|
|
1391 | CODE: |
1476 | CODE: |
1392 | sv_unmagic (scalar, MMAP_MAGIC); |
1477 | sv_unmagic (scalar, MMAP_MAGIC); |
1393 | |
1478 | |
1394 | int |
1479 | int |
1395 | mlockall (int flags) |
1480 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
1396 | PROTOTYPE: $ |
1481 | ALIAS: |
|
|
1482 | mprotect = 1 |
1397 | CODE: |
1483 | CODE: |
|
|
1484 | { |
|
|
1485 | STRLEN svlen; |
|
|
1486 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1487 | size_t len = SvUV (length); |
|
|
1488 | |
|
|
1489 | if (offset < 0) |
|
|
1490 | offset += svlen; |
|
|
1491 | |
|
|
1492 | if (offset < 0 || offset > svlen) |
|
|
1493 | croak ("offset outside of scalar"); |
|
|
1494 | |
|
|
1495 | if (!SvOK (length) || len + offset > svlen) |
|
|
1496 | len = svlen - offset; |
|
|
1497 | |
|
|
1498 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1499 | eio_page_align (&addr, &len); |
|
|
1500 | |
|
|
1501 | switch (ix) |
|
|
1502 | { |
|
|
1503 | case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break; |
|
|
1504 | case 1: RETVAL = mprotect (addr, len, advice_or_prot); break; |
|
|
1505 | } |
|
|
1506 | } |
|
|
1507 | OUTPUT: |
|
|
1508 | RETVAL |
|
|
1509 | |
|
|
1510 | int |
|
|
1511 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
|
|
1512 | CODE: |
|
|
1513 | { |
|
|
1514 | STRLEN svlen; |
|
|
1515 | void *addr = SvPVbyte (scalar, svlen); |
|
|
1516 | size_t len = SvUV (length); |
|
|
1517 | |
|
|
1518 | if (offset < 0) |
|
|
1519 | offset += svlen; |
|
|
1520 | |
|
|
1521 | if (offset < 0 || offset > svlen) |
|
|
1522 | croak ("offset outside of scalar"); |
|
|
1523 | |
|
|
1524 | if (!SvOK (length) || len + offset > svlen) |
|
|
1525 | len = svlen - offset; |
|
|
1526 | |
|
|
1527 | addr = (void *)(((intptr_t)addr) + offset); |
|
|
1528 | eio_page_align (&addr, &len); |
1398 | #if _POSIX_MEMLOCK |
1529 | #if _POSIX_MEMLOCK_RANGE |
1399 | #if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7 |
1530 | RETVAL = munlock (addr, len); |
1400 | extern int mallopt (int, int); |
|
|
1401 | mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */ |
|
|
1402 | #endif |
|
|
1403 | mlockall (flags); |
|
|
1404 | #else |
1531 | #else |
1405 | RETVAL = -1; |
1532 | RETVAL = ((errno = ENOSYS), -1); |
1406 | errno = ENOSYS; |
|
|
1407 | #endif |
1533 | #endif |
|
|
1534 | } |
1408 | OUTPUT: |
1535 | OUTPUT: |
1409 | RETVAL |
1536 | RETVAL |
1410 | |
1537 | |
1411 | int |
1538 | int |
1412 | munlockall () |
1539 | munlockall () |
1413 | PROTOTYPE: |
|
|
1414 | CODE: |
1540 | CODE: |
1415 | #if _POSIX_MEMLOCK |
1541 | #if _POSIX_MEMLOCK |
1416 | munlockall (); |
1542 | munlockall (); |
1417 | #else |
1543 | #else |
1418 | RETVAL = -1; |
1544 | RETVAL = -1; |