… | |
… | |
17 | #include "autoconf/config.h" |
17 | #include "autoconf/config.h" |
18 | |
18 | |
19 | #include <pthread.h> |
19 | #include <pthread.h> |
20 | |
20 | |
21 | #include <stddef.h> |
21 | #include <stddef.h> |
|
|
22 | #include <stdlib.h> |
22 | #include <errno.h> |
23 | #include <errno.h> |
23 | #include <sys/time.h> |
24 | #include <sys/time.h> |
24 | #include <sys/select.h> |
25 | #include <sys/select.h> |
25 | #include <sys/types.h> |
26 | #include <sys/types.h> |
26 | #include <sys/stat.h> |
27 | #include <sys/stat.h> |
… | |
… | |
87 | self->dbuf = aio_buf = malloc (AIO_BUFSIZE); \ |
88 | self->dbuf = aio_buf = malloc (AIO_BUFSIZE); \ |
88 | UNLOCK (wrklock); \ |
89 | UNLOCK (wrklock); \ |
89 | if (!aio_buf) \ |
90 | if (!aio_buf) \ |
90 | return -1; |
91 | return -1; |
91 | |
92 | |
|
|
93 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
|
|
94 | |
92 | enum { |
95 | enum { |
93 | REQ_QUIT, |
96 | REQ_QUIT, |
94 | REQ_OPEN, REQ_CLOSE, |
97 | REQ_OPEN, REQ_CLOSE, |
95 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
98 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
96 | REQ_SENDFILE, |
99 | REQ_SENDFILE, |
… | |
… | |
111 | struct aio_cb *volatile next; |
114 | struct aio_cb *volatile next; |
112 | |
115 | |
113 | SV *callback, *fh; |
116 | SV *callback, *fh; |
114 | SV *sv1, *sv2; |
117 | SV *sv1, *sv2; |
115 | void *ptr1, *ptr2; |
118 | void *ptr1, *ptr2; |
116 | Stat_t *statdata; |
|
|
117 | off_t offs; |
119 | off_t offs; |
118 | size_t size; |
120 | size_t size; |
119 | ssize_t result; |
121 | ssize_t result; |
120 | |
122 | |
121 | STRLEN stroffset; |
123 | STRLEN stroffset; |
… | |
… | |
130 | SV *self; /* the perl counterpart of this request, if any */ |
132 | SV *self; /* the perl counterpart of this request, if any */ |
131 | struct aio_cb *grp, *grp_prev, *grp_next, *grp_first; |
133 | struct aio_cb *grp, *grp_prev, *grp_next, *grp_first; |
132 | } aio_cb; |
134 | } aio_cb; |
133 | |
135 | |
134 | enum { |
136 | enum { |
135 | FLAG_CANCELLED = 0x01, |
137 | FLAG_CANCELLED = 0x01, /* request was cancelled */ |
136 | FLAG_DATA_RO_OFF = 0x80, /* data was set readonly */ |
138 | FLAG_SV1_RO_OFF = 0x40, /* data was set readonly */ |
|
|
139 | FLAG_PTR2_FREE = 0x80, /* need to free(ptr2) */ |
137 | }; |
140 | }; |
138 | |
141 | |
139 | typedef aio_cb *aio_req; |
142 | typedef aio_cb *aio_req; |
140 | typedef aio_cb *aio_req_ornot; |
143 | typedef aio_cb *aio_req_ornot; |
141 | |
144 | |
… | |
… | |
156 | /* calculcate time difference in ~1/AIO_TICKS of a second */ |
159 | /* calculcate time difference in ~1/AIO_TICKS of a second */ |
157 | static int tvdiff (struct timeval *tv1, struct timeval *tv2) |
160 | static int tvdiff (struct timeval *tv1, struct timeval *tv2) |
158 | { |
161 | { |
159 | return (tv2->tv_sec - tv1->tv_sec ) * AIO_TICKS |
162 | return (tv2->tv_sec - tv1->tv_sec ) * AIO_TICKS |
160 | + ((tv2->tv_usec - tv1->tv_usec) >> 10); |
163 | + ((tv2->tv_usec - tv1->tv_usec) >> 10); |
|
|
164 | } |
|
|
165 | |
|
|
166 | static pthread_t main_tid; |
|
|
167 | static int main_sig; |
|
|
168 | static int block_sig_level; |
|
|
169 | |
|
|
170 | void block_sig () |
|
|
171 | { |
|
|
172 | sigset_t ss; |
|
|
173 | |
|
|
174 | if (block_sig_level++) |
|
|
175 | return; |
|
|
176 | |
|
|
177 | if (!main_sig) |
|
|
178 | return; |
|
|
179 | |
|
|
180 | sigemptyset (&ss); |
|
|
181 | sigaddset (&ss, main_sig); |
|
|
182 | pthread_sigmask (SIG_BLOCK, &ss, 0); |
|
|
183 | } |
|
|
184 | |
|
|
185 | void unblock_sig () |
|
|
186 | { |
|
|
187 | sigset_t ss; |
|
|
188 | |
|
|
189 | if (--block_sig_level) |
|
|
190 | return; |
|
|
191 | |
|
|
192 | if (!main_sig) |
|
|
193 | return; |
|
|
194 | |
|
|
195 | sigemptyset (&ss); |
|
|
196 | sigaddset (&ss, main_sig); |
|
|
197 | pthread_sigmask (SIG_UNBLOCK, &ss, 0); |
161 | } |
198 | } |
162 | |
199 | |
163 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
200 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
164 | |
201 | |
165 | static unsigned int started, idle, wanted; |
202 | static unsigned int started, idle, wanted; |
… | |
… | |
318 | |
355 | |
319 | abort (); |
356 | abort (); |
320 | } |
357 | } |
321 | |
358 | |
322 | static int poll_cb (); |
359 | static int poll_cb (); |
323 | static void req_invoke (aio_req req); |
360 | static int req_invoke (aio_req req); |
324 | static void req_free (aio_req req); |
361 | static void req_free (aio_req req); |
325 | static void req_cancel (aio_req req); |
362 | static void req_cancel (aio_req req); |
326 | |
363 | |
327 | /* must be called at most once */ |
364 | /* must be called at most once */ |
328 | static SV *req_sv (aio_req req, const char *klass) |
365 | static SV *req_sv (aio_req req, const char *klass) |
… | |
… | |
348 | return mg ? (aio_req)mg->mg_ptr : 0; |
385 | return mg ? (aio_req)mg->mg_ptr : 0; |
349 | } |
386 | } |
350 | |
387 | |
351 | static void aio_grp_feed (aio_req grp) |
388 | static void aio_grp_feed (aio_req grp) |
352 | { |
389 | { |
|
|
390 | block_sig (); |
|
|
391 | |
353 | while (grp->size < grp->int2 && !(grp->flags & FLAG_CANCELLED)) |
392 | while (grp->size < grp->int2 && !(grp->flags & FLAG_CANCELLED)) |
354 | { |
393 | { |
355 | int old_len = grp->size; |
394 | int old_len = grp->size; |
356 | |
395 | |
357 | if (grp->sv2 && SvOK (grp->sv2)) |
396 | if (grp->sv2 && SvOK (grp->sv2)) |
… | |
… | |
375 | SvREFCNT_dec (grp->sv2); |
414 | SvREFCNT_dec (grp->sv2); |
376 | grp->sv2 = 0; |
415 | grp->sv2 = 0; |
377 | break; |
416 | break; |
378 | } |
417 | } |
379 | } |
418 | } |
|
|
419 | |
|
|
420 | unblock_sig (); |
380 | } |
421 | } |
381 | |
422 | |
382 | static void aio_grp_dec (aio_req grp) |
423 | static void aio_grp_dec (aio_req grp) |
383 | { |
424 | { |
384 | --grp->size; |
425 | --grp->size; |
… | |
… | |
387 | aio_grp_feed (grp); |
428 | aio_grp_feed (grp); |
388 | |
429 | |
389 | /* finish, if done */ |
430 | /* finish, if done */ |
390 | if (!grp->size && grp->int1) |
431 | if (!grp->size && grp->int1) |
391 | { |
432 | { |
|
|
433 | block_sig (); |
|
|
434 | |
392 | req_invoke (grp); |
435 | if (!req_invoke (grp)) |
|
|
436 | { |
|
|
437 | req_free (grp); |
|
|
438 | unblock_sig (); |
|
|
439 | croak (0); |
|
|
440 | } |
|
|
441 | |
393 | req_free (grp); |
442 | req_free (grp); |
|
|
443 | unblock_sig (); |
394 | } |
444 | } |
395 | } |
445 | } |
396 | |
446 | |
397 | static void req_invoke (aio_req req) |
447 | static int req_invoke (aio_req req) |
398 | { |
448 | { |
399 | dSP; |
449 | dSP; |
400 | |
450 | |
401 | if (req->flags & FLAG_DATA_RO_OFF) |
451 | if (req->flags & FLAG_SV1_RO_OFF) |
402 | SvREADONLY_off (req->sv1); |
452 | SvREADONLY_off (req->sv1); |
403 | |
|
|
404 | if (req->statdata) |
|
|
405 | { |
|
|
406 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
407 | PL_laststatval = req->result; |
|
|
408 | PL_statcache = *(req->statdata); |
|
|
409 | } |
|
|
410 | |
453 | |
411 | if (!(req->flags & FLAG_CANCELLED) && SvOK (req->callback)) |
454 | if (!(req->flags & FLAG_CANCELLED) && SvOK (req->callback)) |
412 | { |
455 | { |
413 | ENTER; |
456 | ENTER; |
414 | SAVETMPS; |
457 | SAVETMPS; |
… | |
… | |
452 | PUSHs (sv_2mortal (newSViv (req->result))); |
495 | PUSHs (sv_2mortal (newSViv (req->result))); |
453 | PUTBACK; |
496 | PUTBACK; |
454 | call_pv ("IO::AIO::_fd2fh", G_SCALAR | G_EVAL); |
497 | call_pv ("IO::AIO::_fd2fh", G_SCALAR | G_EVAL); |
455 | SPAGAIN; |
498 | SPAGAIN; |
456 | |
499 | |
457 | fh = SvREFCNT_inc (POPs); |
500 | fh = POPs; |
458 | |
|
|
459 | PUSHMARK (SP); |
501 | PUSHMARK (SP); |
460 | XPUSHs (sv_2mortal (fh)); |
502 | XPUSHs (fh); |
461 | } |
503 | } |
462 | break; |
504 | break; |
463 | |
505 | |
464 | case REQ_GROUP: |
506 | case REQ_GROUP: |
465 | req->int1 = 2; /* mark group as finished */ |
507 | req->int1 = 2; /* mark group as finished */ |
… | |
… | |
486 | *SvEND (req->sv1) = 0; |
528 | *SvEND (req->sv1) = 0; |
487 | PUSHs (req->sv1); |
529 | PUSHs (req->sv1); |
488 | } |
530 | } |
489 | break; |
531 | break; |
490 | |
532 | |
|
|
533 | case REQ_STAT: |
|
|
534 | case REQ_LSTAT: |
|
|
535 | case REQ_FSTAT: |
|
|
536 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
537 | PL_laststatval = req->result; |
|
|
538 | PL_statcache = *(Stat_t *)(req->ptr2); |
|
|
539 | PUSHs (sv_2mortal (newSViv (req->result))); |
|
|
540 | break; |
|
|
541 | |
491 | case REQ_READ: |
542 | case REQ_READ: |
492 | SvCUR_set (req->sv1, req->stroffset + (req->result > 0 ? req->result : 0)); |
543 | SvCUR_set (req->sv1, req->stroffset + (req->result > 0 ? req->result : 0)); |
493 | *SvEND (req->sv1) = 0; |
544 | *SvEND (req->sv1) = 0; |
494 | /* fall through */ |
545 | PUSHs (sv_2mortal (newSViv (req->result))); |
|
|
546 | break; |
|
|
547 | |
495 | default: |
548 | default: |
496 | PUSHs (sv_2mortal (newSViv (req->result))); |
549 | PUSHs (sv_2mortal (newSViv (req->result))); |
497 | break; |
550 | break; |
498 | } |
551 | } |
499 | |
552 | |
… | |
… | |
519 | grp->grp_first = req->grp_next; |
572 | grp->grp_first = req->grp_next; |
520 | |
573 | |
521 | aio_grp_dec (grp); |
574 | aio_grp_dec (grp); |
522 | } |
575 | } |
523 | |
576 | |
524 | if (SvTRUE (ERRSV)) |
577 | return !SvTRUE (ERRSV); |
525 | { |
|
|
526 | req_free (req); |
|
|
527 | croak (0); |
|
|
528 | } |
|
|
529 | } |
578 | } |
530 | |
579 | |
531 | static void req_free (aio_req req) |
580 | static void req_free (aio_req req) |
532 | { |
581 | { |
533 | if (req->self) |
582 | if (req->self) |
… | |
… | |
538 | |
587 | |
539 | SvREFCNT_dec (req->fh); |
588 | SvREFCNT_dec (req->fh); |
540 | SvREFCNT_dec (req->sv1); |
589 | SvREFCNT_dec (req->sv1); |
541 | SvREFCNT_dec (req->sv2); |
590 | SvREFCNT_dec (req->sv2); |
542 | SvREFCNT_dec (req->callback); |
591 | SvREFCNT_dec (req->callback); |
543 | Safefree (req->statdata); |
|
|
544 | |
592 | |
545 | if (req->type == REQ_READDIR) |
593 | if (req->flags & FLAG_PTR2_FREE) |
546 | free (req->ptr2); |
594 | free (req->ptr2); |
547 | |
595 | |
548 | Safefree (req); |
596 | Safefree (req); |
549 | } |
597 | } |
550 | |
598 | |
… | |
… | |
589 | #endif |
637 | #endif |
590 | |
638 | |
591 | sigfillset (&fullsigset); |
639 | sigfillset (&fullsigset); |
592 | |
640 | |
593 | LOCK (wrklock); |
641 | LOCK (wrklock); |
594 | sigprocmask (SIG_SETMASK, &fullsigset, &oldsigset); |
642 | pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset); |
595 | |
643 | |
596 | if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) |
644 | if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) |
597 | { |
645 | { |
598 | wrk->prev = &wrk_first; |
646 | wrk->prev = &wrk_first; |
599 | wrk->next = wrk_first.next; |
647 | wrk->next = wrk_first.next; |
… | |
… | |
602 | ++started; |
650 | ++started; |
603 | } |
651 | } |
604 | else |
652 | else |
605 | free (wrk); |
653 | free (wrk); |
606 | |
654 | |
607 | sigprocmask (SIG_SETMASK, &oldsigset, 0); |
655 | pthread_sigmask (SIG_SETMASK, &oldsigset, 0); |
608 | UNLOCK (wrklock); |
656 | UNLOCK (wrklock); |
609 | } |
657 | } |
610 | |
658 | |
611 | static void maybe_start_thread () |
659 | static void maybe_start_thread () |
612 | { |
660 | { |
… | |
… | |
620 | start_thread (); |
668 | start_thread (); |
621 | } |
669 | } |
622 | |
670 | |
623 | static void req_send (aio_req req) |
671 | static void req_send (aio_req req) |
624 | { |
672 | { |
|
|
673 | block_sig (); |
|
|
674 | |
625 | ++nreqs; |
675 | ++nreqs; |
626 | |
676 | |
627 | LOCK (reqlock); |
677 | LOCK (reqlock); |
628 | ++nready; |
678 | ++nready; |
629 | reqq_push (&req_queue, req); |
679 | reqq_push (&req_queue, req); |
630 | pthread_cond_signal (&reqwait); |
680 | pthread_cond_signal (&reqwait); |
631 | UNLOCK (reqlock); |
681 | UNLOCK (reqlock); |
|
|
682 | |
|
|
683 | unblock_sig (); |
632 | |
684 | |
633 | maybe_start_thread (); |
685 | maybe_start_thread (); |
634 | } |
686 | } |
635 | |
687 | |
636 | static void end_thread (void) |
688 | static void end_thread (void) |
… | |
… | |
706 | struct timeval tv_start, tv_now; |
758 | struct timeval tv_start, tv_now; |
707 | aio_req req; |
759 | aio_req req; |
708 | |
760 | |
709 | if (max_poll_time) |
761 | if (max_poll_time) |
710 | gettimeofday (&tv_start, 0); |
762 | gettimeofday (&tv_start, 0); |
|
|
763 | |
|
|
764 | block_sig (); |
711 | |
765 | |
712 | for (;;) |
766 | for (;;) |
713 | { |
767 | { |
714 | for (;;) |
768 | for (;;) |
715 | { |
769 | { |
… | |
… | |
743 | req->int1 = 1; /* mark request as delayed */ |
797 | req->int1 = 1; /* mark request as delayed */ |
744 | continue; |
798 | continue; |
745 | } |
799 | } |
746 | else |
800 | else |
747 | { |
801 | { |
748 | req_invoke (req); |
802 | if (!req_invoke (req)) |
|
|
803 | { |
|
|
804 | req_free (req); |
|
|
805 | unblock_sig (); |
|
|
806 | croak (0); |
|
|
807 | } |
749 | |
808 | |
750 | count++; |
809 | count++; |
751 | } |
810 | } |
752 | |
811 | |
753 | req_free (req); |
812 | req_free (req); |
… | |
… | |
770 | poll_wait (); |
829 | poll_wait (); |
771 | |
830 | |
772 | ++maxreqs; |
831 | ++maxreqs; |
773 | } |
832 | } |
774 | |
833 | |
|
|
834 | unblock_sig (); |
775 | return count; |
835 | return count; |
776 | } |
836 | } |
777 | |
837 | |
778 | static void create_pipe () |
838 | static void create_pipe () |
779 | { |
839 | { |
… | |
… | |
997 | int errorno; |
1057 | int errorno; |
998 | |
1058 | |
999 | LOCK (wrklock); |
1059 | LOCK (wrklock); |
1000 | self->dirp = dirp = opendir (req->ptr1); |
1060 | self->dirp = dirp = opendir (req->ptr1); |
1001 | self->dbuf = u = malloc (sizeof (*u)); |
1061 | self->dbuf = u = malloc (sizeof (*u)); |
|
|
1062 | req->flags |= FLAG_PTR2_FREE; |
1002 | req->ptr2 = names = malloc (memlen); |
1063 | req->ptr2 = names = malloc (memlen); |
1003 | UNLOCK (wrklock); |
1064 | UNLOCK (wrklock); |
1004 | |
1065 | |
1005 | if (dirp && u && names) |
1066 | if (dirp && u && names) |
1006 | for (;;) |
1067 | for (;;) |
… | |
… | |
1102 | case REQ_WRITE: req->result = pwrite (req->int1, req->ptr1, req->size, req->offs); break; |
1163 | case REQ_WRITE: req->result = pwrite (req->int1, req->ptr1, req->size, req->offs); break; |
1103 | |
1164 | |
1104 | case REQ_READAHEAD: req->result = readahead (req->int1, req->offs, req->size); break; |
1165 | case REQ_READAHEAD: req->result = readahead (req->int1, req->offs, req->size); break; |
1105 | case REQ_SENDFILE: req->result = sendfile_ (req->int1, req->int2, req->offs, req->size, self); break; |
1166 | case REQ_SENDFILE: req->result = sendfile_ (req->int1, req->int2, req->offs, req->size, self); break; |
1106 | |
1167 | |
1107 | case REQ_STAT: req->result = stat (req->ptr1, req->statdata); break; |
1168 | case REQ_STAT: req->result = stat (req->ptr1, (Stat_t *)req->ptr2); break; |
1108 | case REQ_LSTAT: req->result = lstat (req->ptr1, req->statdata); break; |
1169 | case REQ_LSTAT: req->result = lstat (req->ptr1, (Stat_t *)req->ptr2); break; |
1109 | case REQ_FSTAT: req->result = fstat (req->int1, req->statdata); break; |
1170 | case REQ_FSTAT: req->result = fstat (req->int1, (Stat_t *)req->ptr2); break; |
1110 | |
1171 | |
1111 | case REQ_OPEN: req->result = open (req->ptr1, req->int1, req->mode); break; |
1172 | case REQ_OPEN: req->result = open (req->ptr1, req->int1, req->mode); break; |
1112 | case REQ_CLOSE: req->result = close (req->int1); break; |
1173 | case REQ_CLOSE: req->result = close (req->int1); break; |
1113 | case REQ_UNLINK: req->result = unlink (req->ptr1); break; |
1174 | case REQ_UNLINK: req->result = unlink (req->ptr1); break; |
1114 | case REQ_RMDIR: req->result = rmdir (req->ptr1); break; |
1175 | case REQ_RMDIR: req->result = rmdir (req->ptr1); break; |
… | |
… | |
1149 | LOCK (reslock); |
1210 | LOCK (reslock); |
1150 | |
1211 | |
1151 | ++npending; |
1212 | ++npending; |
1152 | |
1213 | |
1153 | if (!reqq_push (&res_queue, req)) |
1214 | if (!reqq_push (&res_queue, req)) |
|
|
1215 | { |
1154 | /* write a dummy byte to the pipe so fh becomes ready */ |
1216 | /* write a dummy byte to the pipe so fh becomes ready */ |
1155 | write (respipe [1], &respipe, 1); |
1217 | write (respipe [1], &respipe, 1); |
|
|
1218 | |
|
|
1219 | /* optionally signal the main thread asynchronously */ |
|
|
1220 | if (main_sig) |
|
|
1221 | pthread_kill (main_tid, main_sig); |
|
|
1222 | } |
1156 | |
1223 | |
1157 | self->req = 0; |
1224 | self->req = 0; |
1158 | worker_clear (self); |
1225 | worker_clear (self); |
1159 | |
1226 | |
1160 | UNLOCK (reslock); |
1227 | UNLOCK (reslock); |
… | |
… | |
1263 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
1330 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
1264 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
1331 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
1265 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
1332 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
1266 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
1333 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
1267 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
1334 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
|
|
1335 | newCONSTSUB (stash, "SIGIO", newSViv (SIGIO)); |
1268 | |
1336 | |
1269 | create_pipe (); |
1337 | create_pipe (); |
1270 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1338 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1271 | } |
1339 | } |
1272 | |
1340 | |
… | |
… | |
1305 | OUTPUT: |
1373 | OUTPUT: |
1306 | RETVAL |
1374 | RETVAL |
1307 | |
1375 | |
1308 | void |
1376 | void |
1309 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
1377 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
1310 | SV * pathname |
1378 | SV8 * pathname |
1311 | int flags |
1379 | int flags |
1312 | int mode |
1380 | int mode |
1313 | SV * callback |
1381 | SV * callback |
1314 | PROTOTYPE: $$$;$ |
1382 | PROTOTYPE: $$$;$ |
1315 | PPCODE: |
1383 | PPCODE: |
1316 | { |
1384 | { |
1317 | dREQ; |
1385 | dREQ; |
1318 | |
1386 | |
1319 | req->type = REQ_OPEN; |
1387 | req->type = REQ_OPEN; |
1320 | req->sv1 = newSVsv (pathname); |
1388 | req->sv1 = newSVsv (pathname); |
1321 | req->ptr1 = SvPVbyte_nolen (pathname); |
1389 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1322 | req->int1 = flags; |
1390 | req->int1 = flags; |
1323 | req->mode = mode; |
1391 | req->mode = mode; |
1324 | |
1392 | |
1325 | REQ_SEND; |
1393 | REQ_SEND; |
1326 | } |
1394 | } |
… | |
… | |
1348 | void |
1416 | void |
1349 | aio_read (fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
1417 | aio_read (fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
1350 | SV * fh |
1418 | SV * fh |
1351 | UV offset |
1419 | UV offset |
1352 | UV length |
1420 | UV length |
1353 | SV * data |
1421 | SV8 * data |
1354 | UV dataoffset |
1422 | UV dataoffset |
1355 | SV * callback |
1423 | SV * callback |
1356 | ALIAS: |
1424 | ALIAS: |
1357 | aio_read = REQ_READ |
1425 | aio_read = REQ_READ |
1358 | aio_write = REQ_WRITE |
1426 | aio_write = REQ_WRITE |
… | |
… | |
1400 | req->stroffset = dataoffset; |
1468 | req->stroffset = dataoffset; |
1401 | |
1469 | |
1402 | if (!SvREADONLY (data)) |
1470 | if (!SvREADONLY (data)) |
1403 | { |
1471 | { |
1404 | SvREADONLY_on (data); |
1472 | SvREADONLY_on (data); |
1405 | req->flags |= FLAG_DATA_RO_OFF; |
1473 | req->flags |= FLAG_SV1_RO_OFF; |
1406 | } |
1474 | } |
1407 | |
1475 | |
1408 | REQ_SEND; |
1476 | REQ_SEND; |
1409 | } |
1477 | } |
1410 | } |
1478 | } |
1411 | |
1479 | |
1412 | void |
1480 | void |
1413 | aio_readlink (path,callback=&PL_sv_undef) |
1481 | aio_readlink (path,callback=&PL_sv_undef) |
1414 | SV * path |
1482 | SV8 * path |
1415 | SV * callback |
1483 | SV * callback |
1416 | PROTOTYPE: $$;$ |
1484 | PROTOTYPE: $$;$ |
1417 | PPCODE: |
1485 | PPCODE: |
1418 | { |
1486 | { |
1419 | SV *data; |
1487 | SV *data; |
… | |
… | |
1422 | data = newSV (NAME_MAX); |
1490 | data = newSV (NAME_MAX); |
1423 | SvPOK_on (data); |
1491 | SvPOK_on (data); |
1424 | |
1492 | |
1425 | req->type = REQ_READLINK; |
1493 | req->type = REQ_READLINK; |
1426 | req->fh = newSVsv (path); |
1494 | req->fh = newSVsv (path); |
1427 | req->ptr2 = SvPVbyte_nolen (path); |
1495 | req->ptr2 = SvPVbyte_nolen (req->fh); |
1428 | req->sv1 = data; |
1496 | req->sv1 = data; |
1429 | req->ptr1 = SvPVbyte_nolen (data); |
1497 | req->ptr1 = SvPVbyte_nolen (data); |
1430 | |
1498 | |
1431 | REQ_SEND; |
1499 | REQ_SEND; |
1432 | } |
1500 | } |
… | |
… | |
1474 | REQ_SEND; |
1542 | REQ_SEND; |
1475 | } |
1543 | } |
1476 | |
1544 | |
1477 | void |
1545 | void |
1478 | aio_stat (fh_or_path,callback=&PL_sv_undef) |
1546 | aio_stat (fh_or_path,callback=&PL_sv_undef) |
1479 | SV * fh_or_path |
1547 | SV8 * fh_or_path |
1480 | SV * callback |
1548 | SV * callback |
1481 | ALIAS: |
1549 | ALIAS: |
1482 | aio_stat = REQ_STAT |
1550 | aio_stat = REQ_STAT |
1483 | aio_lstat = REQ_LSTAT |
1551 | aio_lstat = REQ_LSTAT |
1484 | PPCODE: |
1552 | PPCODE: |
1485 | { |
1553 | { |
1486 | dREQ; |
1554 | dREQ; |
1487 | |
1555 | |
1488 | New (0, req->statdata, 1, Stat_t); |
1556 | req->ptr2 = malloc (sizeof (Stat_t)); |
1489 | if (!req->statdata) |
1557 | if (!req->ptr2) |
1490 | { |
1558 | { |
1491 | req_free (req); |
1559 | req_free (req); |
1492 | croak ("out of memory during aio_req->statdata allocation"); |
1560 | croak ("out of memory during aio_stat statdata allocation"); |
1493 | } |
1561 | } |
|
|
1562 | |
|
|
1563 | req->flags |= FLAG_PTR2_FREE; |
1494 | |
1564 | |
1495 | if (SvPOK (fh_or_path)) |
1565 | if (SvPOK (fh_or_path)) |
1496 | { |
1566 | { |
1497 | req->type = ix; |
1567 | req->type = ix; |
1498 | req->sv1 = newSVsv (fh_or_path); |
1568 | req->sv1 = newSVsv (fh_or_path); |
1499 | req->ptr1 = SvPVbyte_nolen (fh_or_path); |
1569 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1500 | } |
1570 | } |
1501 | else |
1571 | else |
1502 | { |
1572 | { |
1503 | req->type = REQ_FSTAT; |
1573 | req->type = REQ_FSTAT; |
1504 | req->fh = newSVsv (fh_or_path); |
1574 | req->fh = newSVsv (fh_or_path); |
… | |
… | |
1508 | REQ_SEND; |
1578 | REQ_SEND; |
1509 | } |
1579 | } |
1510 | |
1580 | |
1511 | void |
1581 | void |
1512 | aio_unlink (pathname,callback=&PL_sv_undef) |
1582 | aio_unlink (pathname,callback=&PL_sv_undef) |
1513 | SV * pathname |
1583 | SV8 * pathname |
1514 | SV * callback |
1584 | SV * callback |
1515 | ALIAS: |
1585 | ALIAS: |
1516 | aio_unlink = REQ_UNLINK |
1586 | aio_unlink = REQ_UNLINK |
1517 | aio_rmdir = REQ_RMDIR |
1587 | aio_rmdir = REQ_RMDIR |
1518 | aio_readdir = REQ_READDIR |
1588 | aio_readdir = REQ_READDIR |
… | |
… | |
1520 | { |
1590 | { |
1521 | dREQ; |
1591 | dREQ; |
1522 | |
1592 | |
1523 | req->type = ix; |
1593 | req->type = ix; |
1524 | req->sv1 = newSVsv (pathname); |
1594 | req->sv1 = newSVsv (pathname); |
1525 | req->ptr1 = SvPVbyte_nolen (pathname); |
1595 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1526 | |
1596 | |
1527 | REQ_SEND; |
1597 | REQ_SEND; |
1528 | } |
1598 | } |
1529 | |
1599 | |
1530 | void |
1600 | void |
1531 | aio_link (oldpath,newpath,callback=&PL_sv_undef) |
1601 | aio_link (oldpath,newpath,callback=&PL_sv_undef) |
1532 | SV * oldpath |
1602 | SV8 * oldpath |
1533 | SV * newpath |
1603 | SV8 * newpath |
1534 | SV * callback |
1604 | SV * callback |
1535 | ALIAS: |
1605 | ALIAS: |
1536 | aio_link = REQ_LINK |
1606 | aio_link = REQ_LINK |
1537 | aio_symlink = REQ_SYMLINK |
1607 | aio_symlink = REQ_SYMLINK |
1538 | aio_rename = REQ_RENAME |
1608 | aio_rename = REQ_RENAME |
… | |
… | |
1542 | |
1612 | |
1543 | req->type = ix; |
1613 | req->type = ix; |
1544 | req->fh = newSVsv (oldpath); |
1614 | req->fh = newSVsv (oldpath); |
1545 | req->ptr2 = SvPVbyte_nolen (req->fh); |
1615 | req->ptr2 = SvPVbyte_nolen (req->fh); |
1546 | req->sv1 = newSVsv (newpath); |
1616 | req->sv1 = newSVsv (newpath); |
1547 | req->ptr1 = SvPVbyte_nolen (newpath); |
1617 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1548 | |
1618 | |
1549 | REQ_SEND; |
1619 | REQ_SEND; |
1550 | } |
1620 | } |
1551 | |
1621 | |
1552 | void |
1622 | void |
1553 | aio_mknod (pathname,mode,dev,callback=&PL_sv_undef) |
1623 | aio_mknod (pathname,mode,dev,callback=&PL_sv_undef) |
1554 | SV * pathname |
1624 | SV8 * pathname |
1555 | SV * callback |
1625 | SV * callback |
1556 | UV mode |
1626 | UV mode |
1557 | UV dev |
1627 | UV dev |
1558 | PPCODE: |
1628 | PPCODE: |
1559 | { |
1629 | { |
1560 | dREQ; |
1630 | dREQ; |
1561 | |
1631 | |
1562 | req->type = REQ_MKNOD; |
1632 | req->type = REQ_MKNOD; |
1563 | req->sv1 = newSVsv (pathname); |
1633 | req->sv1 = newSVsv (pathname); |
1564 | req->ptr1 = SvPVbyte_nolen (pathname); |
1634 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1565 | req->mode = (mode_t)mode; |
1635 | req->mode = (mode_t)mode; |
1566 | req->offs = dev; |
1636 | req->offs = dev; |
1567 | |
1637 | |
1568 | REQ_SEND; |
1638 | REQ_SEND; |
1569 | } |
1639 | } |
… | |
… | |
1636 | PROTOTYPE: |
1706 | PROTOTYPE: |
1637 | CODE: |
1707 | CODE: |
1638 | while (nreqs) |
1708 | while (nreqs) |
1639 | { |
1709 | { |
1640 | poll_wait (); |
1710 | poll_wait (); |
1641 | poll_cb (0); |
1711 | poll_cb (); |
1642 | } |
1712 | } |
1643 | |
1713 | |
1644 | void |
1714 | int |
1645 | poll() |
1715 | poll() |
1646 | PROTOTYPE: |
1716 | PROTOTYPE: |
1647 | CODE: |
1717 | CODE: |
1648 | if (nreqs) |
|
|
1649 | { |
|
|
1650 | poll_wait (); |
1718 | poll_wait (); |
1651 | poll_cb (0); |
1719 | RETVAL = poll_cb (); |
1652 | } |
1720 | OUTPUT: |
|
|
1721 | RETVAL |
1653 | |
1722 | |
1654 | int |
1723 | int |
1655 | poll_fileno() |
1724 | poll_fileno() |
1656 | PROTOTYPE: |
1725 | PROTOTYPE: |
1657 | CODE: |
1726 | CODE: |
… | |
… | |
1669 | |
1738 | |
1670 | void |
1739 | void |
1671 | poll_wait() |
1740 | poll_wait() |
1672 | PROTOTYPE: |
1741 | PROTOTYPE: |
1673 | CODE: |
1742 | CODE: |
1674 | if (nreqs) |
|
|
1675 | poll_wait (); |
1743 | poll_wait (); |
|
|
1744 | |
|
|
1745 | void |
|
|
1746 | setsig (int signum = SIGIO) |
|
|
1747 | PROTOTYPE: ;$ |
|
|
1748 | CODE: |
|
|
1749 | { |
|
|
1750 | if (block_sig_level) |
|
|
1751 | croak ("cannot call IO::AIO::setsig from within aio_block/callback"); |
|
|
1752 | |
|
|
1753 | LOCK (reslock); |
|
|
1754 | main_tid = pthread_self (); |
|
|
1755 | main_sig = signum; |
|
|
1756 | UNLOCK (reslock); |
|
|
1757 | |
|
|
1758 | if (main_sig && npending) |
|
|
1759 | pthread_kill (main_tid, main_sig); |
|
|
1760 | } |
|
|
1761 | |
|
|
1762 | void |
|
|
1763 | aio_block (SV *cb) |
|
|
1764 | PROTOTYPE: & |
|
|
1765 | PPCODE: |
|
|
1766 | { |
|
|
1767 | int count; |
|
|
1768 | |
|
|
1769 | block_sig (); |
|
|
1770 | PUSHMARK (SP); |
|
|
1771 | PUTBACK; |
|
|
1772 | count = call_sv (cb, GIMME_V | G_NOARGS | G_EVAL); |
|
|
1773 | SPAGAIN; |
|
|
1774 | unblock_sig (); |
|
|
1775 | |
|
|
1776 | if (SvTRUE (ERRSV)) |
|
|
1777 | croak (0); |
|
|
1778 | |
|
|
1779 | XSRETURN (count); |
|
|
1780 | } |
1676 | |
1781 | |
1677 | int |
1782 | int |
1678 | nreqs() |
1783 | nreqs() |
1679 | PROTOTYPE: |
1784 | PROTOTYPE: |
1680 | CODE: |
1785 | CODE: |
… | |
… | |
1730 | PPCODE: |
1835 | PPCODE: |
1731 | { |
1836 | { |
1732 | int i; |
1837 | int i; |
1733 | aio_req req; |
1838 | aio_req req; |
1734 | |
1839 | |
|
|
1840 | if (main_sig && !block_sig_level) |
|
|
1841 | croak ("aio_group->add called outside aio_block/callback context while IO::AIO::setsig is in use"); |
|
|
1842 | |
1735 | if (grp->int1 == 2) |
1843 | if (grp->int1 == 2) |
1736 | croak ("cannot add requests to IO::AIO::GRP after the group finished"); |
1844 | croak ("cannot add requests to IO::AIO::GRP after the group finished"); |
1737 | |
1845 | |
1738 | for (i = 1; i < items; ++i ) |
1846 | for (i = 1; i < items; ++i ) |
1739 | { |
1847 | { |