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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> |
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49 | REQ_OPEN, REQ_CLOSE, |
50 | REQ_OPEN, REQ_CLOSE, |
50 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
51 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
51 | REQ_SENDFILE, |
52 | REQ_SENDFILE, |
52 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
53 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
53 | REQ_FSYNC, REQ_FDATASYNC, |
54 | REQ_FSYNC, REQ_FDATASYNC, |
54 | REQ_UNLINK, REQ_RMDIR, |
55 | REQ_UNLINK, REQ_RMDIR, REQ_RENAME, |
55 | REQ_READDIR, |
56 | REQ_READDIR, |
56 | REQ_SYMLINK, |
57 | REQ_LINK, REQ_SYMLINK, |
57 | }; |
58 | }; |
58 | |
59 | |
59 | typedef struct aio_cb { |
60 | typedef struct aio_cb { |
60 | struct aio_cb *volatile next; |
61 | struct aio_cb *volatile next; |
61 | |
62 | |
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… | |
665 | |
666 | |
666 | 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; |
667 | case REQ_CLOSE: req->result = close (req->fd); break; |
668 | case REQ_CLOSE: req->result = close (req->fd); break; |
668 | case REQ_UNLINK: req->result = unlink (req->dataptr); break; |
669 | case REQ_UNLINK: req->result = unlink (req->dataptr); break; |
669 | 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; |
670 | case REQ_SYMLINK: req->result = symlink (req->data2ptr, req->dataptr); break; |
673 | case REQ_SYMLINK: req->result = symlink (req->data2ptr, req->dataptr); break; |
671 | |
674 | |
672 | case REQ_FDATASYNC: req->result = fdatasync (req->fd); break; |
675 | case REQ_FDATASYNC: req->result = fdatasync (req->fd); break; |
673 | case REQ_FSYNC: req->result = fsync (req->fd); break; |
676 | case REQ_FSYNC: req->result = fsync (req->fd); break; |
674 | case REQ_READDIR: req->result = scandir_ (req->dataptr, &req->data2ptr); break; |
677 | case REQ_READDIR: req->result = scandir_ (req->dataptr, &req->data2ptr); break; |
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… | |
780 | |
783 | |
781 | PROTOTYPES: ENABLE |
784 | PROTOTYPES: ENABLE |
782 | |
785 | |
783 | BOOT: |
786 | BOOT: |
784 | { |
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 | |
785 | create_pipe (); |
793 | create_pipe (); |
786 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
794 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
787 | } |
795 | } |
788 | |
796 | |
789 | void |
797 | void |
790 | min_parallel(nthreads) |
798 | min_parallel (nthreads) |
791 | int nthreads |
799 | int nthreads |
792 | PROTOTYPE: $ |
800 | PROTOTYPE: $ |
793 | |
801 | |
794 | void |
802 | void |
795 | max_parallel(nthreads) |
803 | max_parallel (nthreads) |
796 | int nthreads |
804 | int nthreads |
797 | PROTOTYPE: $ |
805 | PROTOTYPE: $ |
798 | |
806 | |
799 | int |
807 | int |
800 | max_outstanding(nreqs) |
808 | max_outstanding (nreqs) |
801 | int nreqs |
809 | int nreqs |
802 | PROTOTYPE: $ |
810 | PROTOTYPE: $ |
803 | CODE: |
811 | CODE: |
804 | RETVAL = max_outstanding; |
812 | RETVAL = max_outstanding; |
805 | max_outstanding = nreqs; |
813 | max_outstanding = nreqs; |
806 | |
814 | |
807 | void |
815 | void |
808 | aio_open(pathname,flags,mode,callback=&PL_sv_undef) |
816 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
809 | SV * pathname |
817 | SV * pathname |
810 | int flags |
818 | int flags |
811 | int mode |
819 | int mode |
812 | SV * callback |
820 | SV * callback |
813 | PROTOTYPE: $$$;$ |
821 | PROTOTYPE: $$$;$ |
… | |
… | |
823 | |
831 | |
824 | send_req (req); |
832 | send_req (req); |
825 | } |
833 | } |
826 | |
834 | |
827 | void |
835 | void |
828 | aio_close(fh,callback=&PL_sv_undef) |
836 | aio_close (fh,callback=&PL_sv_undef) |
829 | SV * fh |
837 | SV * fh |
830 | SV * callback |
838 | SV * callback |
831 | PROTOTYPE: $;$ |
839 | PROTOTYPE: $;$ |
832 | ALIAS: |
840 | ALIAS: |
833 | aio_close = REQ_CLOSE |
841 | aio_close = REQ_CLOSE |
… | |
… | |
843 | |
851 | |
844 | send_req (req); |
852 | send_req (req); |
845 | } |
853 | } |
846 | |
854 | |
847 | void |
855 | void |
848 | aio_read(fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
856 | aio_read (fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
849 | SV * fh |
857 | SV * fh |
850 | UV offset |
858 | UV offset |
851 | UV length |
859 | UV length |
852 | SV * data |
860 | SV * data |
853 | UV dataoffset |
861 | UV dataoffset |
… | |
… | |
907 | send_req (req); |
915 | send_req (req); |
908 | } |
916 | } |
909 | } |
917 | } |
910 | |
918 | |
911 | void |
919 | void |
912 | 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) |
913 | SV * out_fh |
921 | SV * out_fh |
914 | SV * in_fh |
922 | SV * in_fh |
915 | UV in_offset |
923 | UV in_offset |
916 | UV length |
924 | UV length |
917 | SV * callback |
925 | SV * callback |
… | |
… | |
930 | |
938 | |
931 | send_req (req); |
939 | send_req (req); |
932 | } |
940 | } |
933 | |
941 | |
934 | void |
942 | void |
935 | aio_readahead(fh,offset,length,callback=&PL_sv_undef) |
943 | aio_readahead (fh,offset,length,callback=&PL_sv_undef) |
936 | SV * fh |
944 | SV * fh |
937 | UV offset |
945 | UV offset |
938 | IV length |
946 | IV length |
939 | SV * callback |
947 | SV * callback |
940 | PROTOTYPE: $$$;$ |
948 | PROTOTYPE: $$$;$ |
… | |
… | |
950 | |
958 | |
951 | send_req (req); |
959 | send_req (req); |
952 | } |
960 | } |
953 | |
961 | |
954 | void |
962 | void |
955 | aio_stat(fh_or_path,callback=&PL_sv_undef) |
963 | aio_stat (fh_or_path,callback=&PL_sv_undef) |
956 | SV * fh_or_path |
964 | SV * fh_or_path |
957 | SV * callback |
965 | SV * callback |
958 | ALIAS: |
966 | ALIAS: |
959 | aio_stat = REQ_STAT |
967 | aio_stat = REQ_STAT |
960 | aio_lstat = REQ_LSTAT |
968 | aio_lstat = REQ_LSTAT |
… | |
… | |
984 | |
992 | |
985 | send_req (req); |
993 | send_req (req); |
986 | } |
994 | } |
987 | |
995 | |
988 | void |
996 | void |
989 | aio_unlink(pathname,callback=&PL_sv_undef) |
997 | aio_unlink (pathname,callback=&PL_sv_undef) |
990 | SV * pathname |
998 | SV * pathname |
991 | SV * callback |
999 | SV * callback |
992 | ALIAS: |
1000 | ALIAS: |
993 | aio_unlink = REQ_UNLINK |
1001 | aio_unlink = REQ_UNLINK |
994 | aio_rmdir = REQ_RMDIR |
1002 | aio_rmdir = REQ_RMDIR |
|
|
1003 | aio_readdir = REQ_READDIR |
995 | CODE: |
1004 | CODE: |
996 | { |
1005 | { |
997 | dREQ; |
1006 | dREQ; |
998 | |
1007 | |
999 | req->type = ix; |
1008 | req->type = ix; |
… | |
… | |
1002 | |
1011 | |
1003 | send_req (req); |
1012 | send_req (req); |
1004 | } |
1013 | } |
1005 | |
1014 | |
1006 | void |
1015 | void |
1007 | aio_symlink(oldpath,newpath,callback=&PL_sv_undef) |
1016 | aio_link (oldpath,newpath,callback=&PL_sv_undef) |
1008 | SV * oldpath |
1017 | SV * oldpath |
1009 | SV * newpath |
1018 | SV * newpath |
1010 | SV * callback |
1019 | SV * callback |
|
|
1020 | ALIAS: |
|
|
1021 | aio_link = REQ_LINK |
|
|
1022 | aio_symlink = REQ_SYMLINK |
|
|
1023 | aio_rename = REQ_RENAME |
1011 | CODE: |
1024 | CODE: |
1012 | { |
1025 | { |
1013 | dREQ; |
1026 | dREQ; |
1014 | |
1027 | |
1015 | req->type = REQ_SYMLINK; |
1028 | req->type = ix; |
1016 | req->fh = newSVsv (oldpath); |
1029 | req->fh = newSVsv (oldpath); |
1017 | req->data2ptr = SvPVbyte_nolen (req->fh); |
1030 | req->data2ptr = SvPVbyte_nolen (req->fh); |
1018 | req->data = newSVsv (newpath); |
1031 | req->data = newSVsv (newpath); |
1019 | req->dataptr = SvPVbyte_nolen (req->data); |
1032 | req->dataptr = SvPVbyte_nolen (req->data); |
1020 | |
1033 | |
1021 | send_req (req); |
1034 | send_req (req); |
1022 | } |
1035 | } |
1023 | |
1036 | |
1024 | void |
1037 | #if 0 |
1025 | aio_readdir(pathname,callback=&PL_sv_undef) |
|
|
1026 | SV * pathname |
|
|
1027 | SV * callback |
|
|
1028 | CODE: |
|
|
1029 | { |
|
|
1030 | dREQ; |
|
|
1031 | |
|
|
1032 | req->type = REQ_READDIR; |
|
|
1033 | req->data = newSVsv (pathname); |
|
|
1034 | req->dataptr = SvPVbyte_nolen (req->data); |
|
|
1035 | |
|
|
1036 | send_req (req); |
|
|
1037 | } |
|
|
1038 | |
1038 | |
|
|
1039 | # undocumented, because it does not cancel active requests |
1039 | void |
1040 | void |
|
|
1041 | cancel_most_requests () |
|
|
1042 | PROTOTYPE: |
|
|
1043 | CODE: |
|
|
1044 | { |
|
|
1045 | aio_req *req; |
|
|
1046 | |
|
|
1047 | pthread_mutex_lock (&reqlock); |
|
|
1048 | for (req = reqs; req; req = req->next) |
|
|
1049 | req->flags |= 1; |
|
|
1050 | pthread_mutex_unlock (&reqlock); |
|
|
1051 | |
|
|
1052 | pthread_mutex_lock (&reslock); |
|
|
1053 | for (req = ress; req; req = req->next) |
|
|
1054 | req->flags |= 1; |
|
|
1055 | pthread_mutex_unlock (&reslock); |
|
|
1056 | } |
|
|
1057 | |
|
|
1058 | #endif |
|
|
1059 | |
|
|
1060 | void |
1040 | flush() |
1061 | flush () |
1041 | PROTOTYPE: |
1062 | PROTOTYPE: |
1042 | CODE: |
1063 | CODE: |
1043 | while (nreqs) |
1064 | while (nreqs) |
1044 | { |
1065 | { |
1045 | poll_wait (); |
1066 | poll_wait (); |