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… | |
8 | #include "autoconf/config.h" |
8 | #include "autoconf/config.h" |
9 | |
9 | |
10 | #include <pthread.h> |
10 | #include <pthread.h> |
11 | |
11 | |
12 | #include <stddef.h> |
12 | #include <stddef.h> |
|
|
13 | #include <errno.h> |
13 | #include <sys/types.h> |
14 | #include <sys/types.h> |
14 | #include <sys/stat.h> |
15 | #include <sys/stat.h> |
15 | #include <limits.h> |
16 | #include <limits.h> |
16 | #include <unistd.h> |
17 | #include <unistd.h> |
17 | #include <fcntl.h> |
18 | #include <fcntl.h> |
… | |
… | |
31 | # else |
32 | # else |
32 | # error sendfile support requested but not available |
33 | # error sendfile support requested but not available |
33 | # endif |
34 | # endif |
34 | #endif |
35 | #endif |
35 | |
36 | |
|
|
37 | /* used for struct dirent, AIX doesn't provide it */ |
|
|
38 | #ifndef NAME_MAX |
|
|
39 | # define NAME_MAX 4096 |
|
|
40 | #endif |
|
|
41 | |
36 | #if __ia64 |
42 | #if __ia64 |
37 | # define STACKSIZE 65536 |
43 | # define STACKSIZE 65536 |
38 | #else |
44 | #else |
39 | # define STACKSIZE 8192 |
45 | # define STACKSIZE 8192 |
40 | #endif |
46 | #endif |
… | |
… | |
44 | REQ_OPEN, REQ_CLOSE, |
50 | REQ_OPEN, REQ_CLOSE, |
45 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
51 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
46 | REQ_SENDFILE, |
52 | REQ_SENDFILE, |
47 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
53 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
48 | REQ_FSYNC, REQ_FDATASYNC, |
54 | REQ_FSYNC, REQ_FDATASYNC, |
49 | REQ_UNLINK, REQ_RMDIR, |
55 | REQ_UNLINK, REQ_RMDIR, REQ_RENAME, |
50 | REQ_READDIR, |
56 | REQ_READDIR, |
51 | REQ_SYMLINK, |
57 | REQ_LINK, REQ_SYMLINK, |
52 | }; |
58 | }; |
53 | |
59 | |
54 | typedef struct aio_cb { |
60 | typedef struct aio_cb { |
55 | struct aio_cb *volatile next; |
61 | struct aio_cb *volatile next; |
56 | |
62 | |
… | |
… | |
499 | |
505 | |
500 | if (res < 0 && sbytes) |
506 | if (res < 0 && sbytes) |
501 | res = sbytes; |
507 | res = sbytes; |
502 | } |
508 | } |
503 | |
509 | |
|
|
510 | # endif |
504 | # else |
511 | #else |
505 | res = -1; |
512 | res = -1; |
506 | errno = ENOSYS; |
513 | errno = ENOSYS; |
507 | # endif |
|
|
508 | #endif |
514 | #endif |
509 | |
515 | |
510 | if (res < 0 |
516 | if (res < 0 |
511 | && (errno == ENOSYS || errno == EINVAL || errno == ENOTSOCK |
517 | && (errno == ENOSYS || errno == EINVAL || errno == ENOTSOCK |
512 | #if __solaris |
518 | #if __solaris |
… | |
… | |
517 | { |
523 | { |
518 | /* emulate sendfile. this is a major pain in the ass */ |
524 | /* emulate sendfile. this is a major pain in the ass */ |
519 | char buf[4096]; |
525 | char buf[4096]; |
520 | res = 0; |
526 | res = 0; |
521 | |
527 | |
522 | for (;;) |
528 | while (count) |
523 | { |
529 | { |
524 | ssize_t cnt; |
530 | ssize_t cnt; |
525 | |
531 | |
526 | cnt = pread (ifd, buf, 4096, offset); |
532 | cnt = pread (ifd, buf, count > 4096 ? 4096 : count, offset); |
527 | |
533 | |
528 | if (cnt <= 0) |
534 | if (cnt <= 0) |
529 | { |
535 | { |
530 | if (cnt && !res) res = -1; |
536 | if (cnt && !res) res = -1; |
531 | break; |
537 | break; |
… | |
… | |
539 | break; |
545 | break; |
540 | } |
546 | } |
541 | |
547 | |
542 | offset += cnt; |
548 | offset += cnt; |
543 | res += cnt; |
549 | res += cnt; |
|
|
550 | count -= cnt; |
544 | } |
551 | } |
545 | } |
552 | } |
546 | |
553 | |
547 | return res; |
554 | return res; |
548 | } |
555 | } |
… | |
… | |
659 | |
666 | |
660 | case REQ_OPEN: req->result = open (req->dataptr, req->fd, req->mode); break; |
667 | case REQ_OPEN: req->result = open (req->dataptr, req->fd, req->mode); break; |
661 | case REQ_CLOSE: req->result = close (req->fd); break; |
668 | case REQ_CLOSE: req->result = close (req->fd); break; |
662 | case REQ_UNLINK: req->result = unlink (req->dataptr); break; |
669 | case REQ_UNLINK: req->result = unlink (req->dataptr); break; |
663 | case REQ_RMDIR: req->result = rmdir (req->dataptr); break; |
670 | case REQ_RMDIR: req->result = rmdir (req->dataptr); break; |
|
|
671 | case REQ_RENAME: req->result = rename (req->data2ptr, req->dataptr); break; |
|
|
672 | case REQ_LINK: req->result = link (req->data2ptr, req->dataptr); break; |
664 | case REQ_SYMLINK: req->result = symlink (req->data2ptr, req->dataptr); break; |
673 | case REQ_SYMLINK: req->result = symlink (req->data2ptr, req->dataptr); break; |
665 | |
674 | |
666 | case REQ_FDATASYNC: req->result = fdatasync (req->fd); break; |
675 | case REQ_FDATASYNC: req->result = fdatasync (req->fd); break; |
667 | case REQ_FSYNC: req->result = fsync (req->fd); break; |
676 | case REQ_FSYNC: req->result = fsync (req->fd); break; |
668 | case REQ_READDIR: req->result = scandir_ (req->dataptr, &req->data2ptr); break; |
677 | case REQ_READDIR: req->result = scandir_ (req->dataptr, &req->data2ptr); break; |
… | |
… | |
774 | |
783 | |
775 | PROTOTYPES: ENABLE |
784 | PROTOTYPES: ENABLE |
776 | |
785 | |
777 | BOOT: |
786 | BOOT: |
778 | { |
787 | { |
|
|
788 | HV *stash = gv_stashpv ("IO::AIO", 1); |
|
|
789 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
|
|
790 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
|
|
791 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
|
|
792 | |
779 | create_pipe (); |
793 | create_pipe (); |
780 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
794 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
781 | } |
795 | } |
782 | |
796 | |
783 | void |
797 | void |
784 | min_parallel(nthreads) |
798 | min_parallel (nthreads) |
785 | int nthreads |
799 | int nthreads |
786 | PROTOTYPE: $ |
800 | PROTOTYPE: $ |
787 | |
801 | |
788 | void |
802 | void |
789 | max_parallel(nthreads) |
803 | max_parallel (nthreads) |
790 | int nthreads |
804 | int nthreads |
791 | PROTOTYPE: $ |
805 | PROTOTYPE: $ |
792 | |
806 | |
793 | int |
807 | int |
794 | max_outstanding(nreqs) |
808 | max_outstanding (nreqs) |
795 | int nreqs |
809 | int nreqs |
796 | PROTOTYPE: $ |
810 | PROTOTYPE: $ |
797 | CODE: |
811 | CODE: |
798 | RETVAL = max_outstanding; |
812 | RETVAL = max_outstanding; |
799 | max_outstanding = nreqs; |
813 | max_outstanding = nreqs; |
800 | |
814 | |
801 | void |
815 | void |
802 | aio_open(pathname,flags,mode,callback=&PL_sv_undef) |
816 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
803 | SV * pathname |
817 | SV * pathname |
804 | int flags |
818 | int flags |
805 | int mode |
819 | int mode |
806 | SV * callback |
820 | SV * callback |
807 | PROTOTYPE: $$$;$ |
821 | PROTOTYPE: $$$;$ |
… | |
… | |
817 | |
831 | |
818 | send_req (req); |
832 | send_req (req); |
819 | } |
833 | } |
820 | |
834 | |
821 | void |
835 | void |
822 | aio_close(fh,callback=&PL_sv_undef) |
836 | aio_close (fh,callback=&PL_sv_undef) |
823 | SV * fh |
837 | SV * fh |
824 | SV * callback |
838 | SV * callback |
825 | PROTOTYPE: $;$ |
839 | PROTOTYPE: $;$ |
826 | ALIAS: |
840 | ALIAS: |
827 | aio_close = REQ_CLOSE |
841 | aio_close = REQ_CLOSE |
… | |
… | |
837 | |
851 | |
838 | send_req (req); |
852 | send_req (req); |
839 | } |
853 | } |
840 | |
854 | |
841 | void |
855 | void |
842 | aio_read(fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
856 | aio_read (fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
843 | SV * fh |
857 | SV * fh |
844 | UV offset |
858 | UV offset |
845 | UV length |
859 | UV length |
846 | SV * data |
860 | SV * data |
847 | UV dataoffset |
861 | UV dataoffset |
… | |
… | |
901 | send_req (req); |
915 | send_req (req); |
902 | } |
916 | } |
903 | } |
917 | } |
904 | |
918 | |
905 | void |
919 | void |
906 | aio_sendfile(out_fh,in_fh,in_offset,length,callback=&PL_sv_undef) |
920 | aio_sendfile (out_fh,in_fh,in_offset,length,callback=&PL_sv_undef) |
907 | SV * out_fh |
921 | SV * out_fh |
908 | SV * in_fh |
922 | SV * in_fh |
909 | UV in_offset |
923 | UV in_offset |
910 | UV length |
924 | UV length |
911 | SV * callback |
925 | SV * callback |
… | |
… | |
924 | |
938 | |
925 | send_req (req); |
939 | send_req (req); |
926 | } |
940 | } |
927 | |
941 | |
928 | void |
942 | void |
929 | aio_readahead(fh,offset,length,callback=&PL_sv_undef) |
943 | aio_readahead (fh,offset,length,callback=&PL_sv_undef) |
930 | SV * fh |
944 | SV * fh |
931 | UV offset |
945 | UV offset |
932 | IV length |
946 | IV length |
933 | SV * callback |
947 | SV * callback |
934 | PROTOTYPE: $$$;$ |
948 | PROTOTYPE: $$$;$ |
… | |
… | |
944 | |
958 | |
945 | send_req (req); |
959 | send_req (req); |
946 | } |
960 | } |
947 | |
961 | |
948 | void |
962 | void |
949 | aio_stat(fh_or_path,callback=&PL_sv_undef) |
963 | aio_stat (fh_or_path,callback=&PL_sv_undef) |
950 | SV * fh_or_path |
964 | SV * fh_or_path |
951 | SV * callback |
965 | SV * callback |
952 | ALIAS: |
966 | ALIAS: |
953 | aio_stat = REQ_STAT |
967 | aio_stat = REQ_STAT |
954 | aio_lstat = REQ_LSTAT |
968 | aio_lstat = REQ_LSTAT |
… | |
… | |
978 | |
992 | |
979 | send_req (req); |
993 | send_req (req); |
980 | } |
994 | } |
981 | |
995 | |
982 | void |
996 | void |
983 | aio_unlink(pathname,callback=&PL_sv_undef) |
997 | aio_unlink (pathname,callback=&PL_sv_undef) |
984 | SV * pathname |
998 | SV * pathname |
985 | SV * callback |
999 | SV * callback |
986 | ALIAS: |
1000 | ALIAS: |
987 | aio_unlink = REQ_UNLINK |
1001 | aio_unlink = REQ_UNLINK |
988 | aio_rmdir = REQ_RMDIR |
1002 | aio_rmdir = REQ_RMDIR |
|
|
1003 | aio_readdir = REQ_READDIR |
989 | CODE: |
1004 | CODE: |
990 | { |
1005 | { |
991 | dREQ; |
1006 | dREQ; |
992 | |
1007 | |
993 | req->type = ix; |
1008 | req->type = ix; |
… | |
… | |
996 | |
1011 | |
997 | send_req (req); |
1012 | send_req (req); |
998 | } |
1013 | } |
999 | |
1014 | |
1000 | void |
1015 | void |
1001 | aio_symlink(oldpath,newpath,callback=&PL_sv_undef) |
1016 | aio_link (oldpath,newpath,callback=&PL_sv_undef) |
1002 | SV * oldpath |
1017 | SV * oldpath |
1003 | SV * newpath |
1018 | SV * newpath |
1004 | SV * callback |
1019 | SV * callback |
|
|
1020 | ALIAS: |
|
|
1021 | aio_link = REQ_LINK |
|
|
1022 | aio_symlink = REQ_SYMLINK |
|
|
1023 | aio_rename = REQ_RENAME |
1005 | CODE: |
1024 | CODE: |
1006 | { |
1025 | { |
1007 | dREQ; |
1026 | dREQ; |
1008 | |
1027 | |
1009 | req->type = REQ_SYMLINK; |
1028 | req->type = ix; |
1010 | req->fh = newSVsv (oldpath); |
1029 | req->fh = newSVsv (oldpath); |
1011 | req->data2ptr = SvPVbyte_nolen (req->fh); |
1030 | req->data2ptr = SvPVbyte_nolen (req->fh); |
1012 | req->data = newSVsv (newpath); |
1031 | req->data = newSVsv (newpath); |
1013 | req->dataptr = SvPVbyte_nolen (req->data); |
1032 | req->dataptr = SvPVbyte_nolen (req->data); |
1014 | |
1033 | |
1015 | send_req (req); |
1034 | send_req (req); |
1016 | } |
1035 | } |
1017 | |
1036 | |
1018 | void |
1037 | void |
1019 | aio_readdir(pathname,callback=&PL_sv_undef) |
|
|
1020 | SV * pathname |
|
|
1021 | SV * callback |
|
|
1022 | CODE: |
|
|
1023 | { |
|
|
1024 | dREQ; |
|
|
1025 | |
|
|
1026 | req->type = REQ_READDIR; |
|
|
1027 | req->data = newSVsv (pathname); |
|
|
1028 | req->dataptr = SvPVbyte_nolen (req->data); |
|
|
1029 | |
|
|
1030 | send_req (req); |
|
|
1031 | } |
|
|
1032 | |
|
|
1033 | void |
|
|
1034 | flush() |
1038 | flush () |
1035 | PROTOTYPE: |
1039 | PROTOTYPE: |
1036 | CODE: |
1040 | CODE: |
1037 | while (nreqs) |
1041 | while (nreqs) |
1038 | { |
1042 | { |
1039 | poll_wait (); |
1043 | poll_wait (); |