… | |
… | |
68 | |
68 | |
69 | /* wether word reads are potentially non-atomic. |
69 | /* wether word reads are potentially non-atomic. |
70 | * this is conservatice, likely most arches this runs |
70 | * this is conservatice, likely most arches this runs |
71 | * on have atomic word read/writes. |
71 | * on have atomic word read/writes. |
72 | */ |
72 | */ |
73 | #ifndef WORDREAD_UNSAFE |
73 | #ifndef WORDACCESS_UNSAFE |
74 | # if __i386 || __x86_64 |
74 | # if __i386 || __x86_64 |
75 | # define WORDREAD_UNSAFE 0 |
75 | # define WORDACCESS_UNSAFE 0 |
76 | # else |
76 | # else |
77 | # define WORDREAD_UNSAFE 1 |
77 | # define WORDACCESS_UNSAFE 1 |
78 | # endif |
78 | # endif |
79 | #endif |
79 | #endif |
80 | |
80 | |
81 | /* buffer size for various temporary buffers */ |
81 | /* buffer size for various temporary buffers */ |
82 | #define AIO_BUFSIZE 65536 |
82 | #define AIO_BUFSIZE 65536 |
… | |
… | |
86 | LOCK (wrklock); \ |
86 | LOCK (wrklock); \ |
87 | self->dbuf = aio_buf = malloc (AIO_BUFSIZE); \ |
87 | self->dbuf = aio_buf = malloc (AIO_BUFSIZE); \ |
88 | UNLOCK (wrklock); \ |
88 | UNLOCK (wrklock); \ |
89 | if (!aio_buf) \ |
89 | if (!aio_buf) \ |
90 | return -1; |
90 | return -1; |
|
|
91 | |
|
|
92 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
91 | |
93 | |
92 | enum { |
94 | enum { |
93 | REQ_QUIT, |
95 | REQ_QUIT, |
94 | REQ_OPEN, REQ_CLOSE, |
96 | REQ_OPEN, REQ_CLOSE, |
95 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
97 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
96 | REQ_SENDFILE, |
98 | REQ_SENDFILE, |
97 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
99 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
98 | REQ_FSYNC, REQ_FDATASYNC, |
100 | REQ_FSYNC, REQ_FDATASYNC, |
99 | REQ_UNLINK, REQ_RMDIR, REQ_RENAME, |
101 | REQ_UNLINK, REQ_RMDIR, REQ_RENAME, |
100 | REQ_MKNOD, REQ_READDIR, |
102 | REQ_MKNOD, REQ_READDIR, |
101 | REQ_LINK, REQ_SYMLINK, |
103 | REQ_LINK, REQ_SYMLINK, REQ_READLINK, |
102 | REQ_GROUP, REQ_NOP, |
104 | REQ_GROUP, REQ_NOP, |
103 | REQ_BUSY, |
105 | REQ_BUSY, |
104 | }; |
106 | }; |
105 | |
107 | |
106 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
108 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
… | |
… | |
108 | |
110 | |
109 | typedef struct aio_cb |
111 | typedef struct aio_cb |
110 | { |
112 | { |
111 | struct aio_cb *volatile next; |
113 | struct aio_cb *volatile next; |
112 | |
114 | |
113 | SV *data, *callback; |
115 | SV *callback, *fh; |
114 | SV *fh, *fh2; |
116 | SV *sv1, *sv2; |
115 | void *dataptr, *data2ptr; |
117 | void *ptr1, *ptr2; |
116 | Stat_t *statdata; |
|
|
117 | off_t offset; |
118 | off_t offs; |
118 | size_t length; |
119 | size_t size; |
119 | ssize_t result; |
120 | ssize_t result; |
120 | |
121 | |
121 | STRLEN dataoffset; |
122 | STRLEN stroffset; |
122 | int type; |
123 | int type; |
123 | int fd, fd2; |
124 | int int1, int2; |
124 | int errorno; |
125 | int errorno; |
125 | mode_t mode; /* open */ |
126 | mode_t mode; /* open */ |
126 | |
127 | |
127 | unsigned char flags; |
128 | unsigned char flags; |
128 | unsigned char pri; |
129 | unsigned char pri; |
… | |
… | |
130 | SV *self; /* the perl counterpart of this request, if any */ |
131 | SV *self; /* the perl counterpart of this request, if any */ |
131 | struct aio_cb *grp, *grp_prev, *grp_next, *grp_first; |
132 | struct aio_cb *grp, *grp_prev, *grp_next, *grp_first; |
132 | } aio_cb; |
133 | } aio_cb; |
133 | |
134 | |
134 | enum { |
135 | enum { |
135 | FLAG_CANCELLED = 0x01, |
136 | FLAG_CANCELLED = 0x01, /* request was cancelled */ |
|
|
137 | FLAG_SV1_RO_OFF = 0x40, /* data was set readonly */ |
|
|
138 | FLAG_PTR2_FREE = 0x80, /* need to free(ptr2) */ |
136 | }; |
139 | }; |
137 | |
140 | |
138 | typedef aio_cb *aio_req; |
141 | typedef aio_cb *aio_req; |
139 | typedef aio_cb *aio_req_ornot; |
142 | typedef aio_cb *aio_req_ornot; |
140 | |
143 | |
… | |
… | |
144 | |
147 | |
145 | DEFAULT_PRI = 0, |
148 | DEFAULT_PRI = 0, |
146 | PRI_BIAS = -PRI_MIN, |
149 | PRI_BIAS = -PRI_MIN, |
147 | NUM_PRI = PRI_MAX + PRI_BIAS + 1, |
150 | NUM_PRI = PRI_MAX + PRI_BIAS + 1, |
148 | }; |
151 | }; |
|
|
152 | |
|
|
153 | #define AIO_TICKS ((1000000 + 1023) >> 10) |
|
|
154 | |
|
|
155 | static unsigned int max_poll_time = 0; |
|
|
156 | static unsigned int max_poll_reqs = 0; |
|
|
157 | |
|
|
158 | /* calculcate time difference in ~1/AIO_TICKS of a second */ |
|
|
159 | static int tvdiff (struct timeval *tv1, struct timeval *tv2) |
|
|
160 | { |
|
|
161 | return (tv2->tv_sec - tv1->tv_sec ) * AIO_TICKS |
|
|
162 | + ((tv2->tv_usec - tv1->tv_usec) >> 10); |
|
|
163 | } |
149 | |
164 | |
150 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
165 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
151 | |
166 | |
152 | static unsigned int started, idle, wanted; |
167 | static unsigned int started, idle, wanted; |
153 | |
168 | |
… | |
… | |
207 | |
222 | |
208 | static pthread_mutex_t reslock = AIO_MUTEX_INIT; |
223 | static pthread_mutex_t reslock = AIO_MUTEX_INIT; |
209 | static pthread_mutex_t reqlock = AIO_MUTEX_INIT; |
224 | static pthread_mutex_t reqlock = AIO_MUTEX_INIT; |
210 | static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; |
225 | static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; |
211 | |
226 | |
212 | #if WORDREAD_UNSAFE |
227 | #if WORDACCESS_UNSAFE |
213 | |
228 | |
214 | static unsigned int get_nready () |
229 | static unsigned int get_nready () |
215 | { |
230 | { |
216 | unsigned int retval; |
231 | unsigned int retval; |
217 | |
232 | |
… | |
… | |
231 | UNLOCK (reslock); |
246 | UNLOCK (reslock); |
232 | |
247 | |
233 | return retval; |
248 | return retval; |
234 | } |
249 | } |
235 | |
250 | |
|
|
251 | static unsigned int get_nthreads () |
|
|
252 | { |
|
|
253 | unsigned int retval; |
|
|
254 | |
|
|
255 | LOCK (wrklock); |
|
|
256 | retval = started; |
|
|
257 | UNLOCK (wrklock); |
|
|
258 | |
|
|
259 | return retval; |
|
|
260 | } |
|
|
261 | |
236 | #else |
262 | #else |
237 | |
263 | |
238 | # define get_nready() nready |
264 | # define get_nready() nready |
239 | # define get_npending() npending |
265 | # define get_npending() npending |
|
|
266 | # define get_nthreads() started |
240 | |
267 | |
241 | #endif |
268 | #endif |
242 | |
269 | |
243 | /* |
270 | /* |
244 | * a somewhat faster data structure might be nice, but |
271 | * a somewhat faster data structure might be nice, but |
… | |
… | |
292 | } |
319 | } |
293 | |
320 | |
294 | abort (); |
321 | abort (); |
295 | } |
322 | } |
296 | |
323 | |
297 | static int poll_cb (int max); |
324 | static int poll_cb (); |
298 | static void req_invoke (aio_req req); |
325 | static void req_invoke (aio_req req); |
299 | static void req_free (aio_req req); |
326 | static void req_free (aio_req req); |
300 | static void req_cancel (aio_req req); |
327 | static void req_cancel (aio_req req); |
301 | |
328 | |
302 | /* must be called at most once */ |
329 | /* must be called at most once */ |
… | |
… | |
323 | return mg ? (aio_req)mg->mg_ptr : 0; |
350 | return mg ? (aio_req)mg->mg_ptr : 0; |
324 | } |
351 | } |
325 | |
352 | |
326 | static void aio_grp_feed (aio_req grp) |
353 | static void aio_grp_feed (aio_req grp) |
327 | { |
354 | { |
328 | while (grp->length < grp->fd2 && !(grp->flags & FLAG_CANCELLED)) |
355 | while (grp->size < grp->int2 && !(grp->flags & FLAG_CANCELLED)) |
329 | { |
356 | { |
330 | int old_len = grp->length; |
357 | int old_len = grp->size; |
331 | |
358 | |
332 | if (grp->fh2 && SvOK (grp->fh2)) |
359 | if (grp->sv2 && SvOK (grp->sv2)) |
333 | { |
360 | { |
334 | dSP; |
361 | dSP; |
335 | |
362 | |
336 | ENTER; |
363 | ENTER; |
337 | SAVETMPS; |
364 | SAVETMPS; |
338 | PUSHMARK (SP); |
365 | PUSHMARK (SP); |
339 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
366 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
340 | PUTBACK; |
367 | PUTBACK; |
341 | call_sv (grp->fh2, G_VOID | G_EVAL | G_KEEPERR); |
368 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
342 | SPAGAIN; |
369 | SPAGAIN; |
343 | FREETMPS; |
370 | FREETMPS; |
344 | LEAVE; |
371 | LEAVE; |
345 | } |
372 | } |
346 | |
373 | |
347 | /* stop if no progress has been made */ |
374 | /* stop if no progress has been made */ |
348 | if (old_len == grp->length) |
375 | if (old_len == grp->size) |
349 | { |
376 | { |
350 | SvREFCNT_dec (grp->fh2); |
377 | SvREFCNT_dec (grp->sv2); |
351 | grp->fh2 = 0; |
378 | grp->sv2 = 0; |
352 | break; |
379 | break; |
353 | } |
380 | } |
354 | } |
381 | } |
355 | } |
382 | } |
356 | |
383 | |
357 | static void aio_grp_dec (aio_req grp) |
384 | static void aio_grp_dec (aio_req grp) |
358 | { |
385 | { |
359 | --grp->length; |
386 | --grp->size; |
360 | |
387 | |
361 | /* call feeder, if applicable */ |
388 | /* call feeder, if applicable */ |
362 | aio_grp_feed (grp); |
389 | aio_grp_feed (grp); |
363 | |
390 | |
364 | /* finish, if done */ |
391 | /* finish, if done */ |
365 | if (!grp->length && grp->fd) |
392 | if (!grp->size && grp->int1) |
366 | { |
393 | { |
367 | req_invoke (grp); |
394 | req_invoke (grp); |
368 | req_free (grp); |
395 | req_free (grp); |
369 | } |
396 | } |
370 | } |
397 | } |
371 | |
398 | |
372 | static void req_invoke (aio_req req) |
399 | static void req_invoke (aio_req req) |
373 | { |
400 | { |
374 | dSP; |
401 | dSP; |
|
|
402 | |
|
|
403 | if (req->flags & FLAG_SV1_RO_OFF) |
|
|
404 | SvREADONLY_off (req->sv1); |
375 | |
405 | |
376 | if (!(req->flags & FLAG_CANCELLED) && SvOK (req->callback)) |
406 | if (!(req->flags & FLAG_CANCELLED) && SvOK (req->callback)) |
377 | { |
407 | { |
378 | ENTER; |
408 | ENTER; |
379 | SAVETMPS; |
409 | SAVETMPS; |
… | |
… | |
387 | SV *rv = &PL_sv_undef; |
417 | SV *rv = &PL_sv_undef; |
388 | |
418 | |
389 | if (req->result >= 0) |
419 | if (req->result >= 0) |
390 | { |
420 | { |
391 | int i; |
421 | int i; |
392 | char *buf = req->data2ptr; |
422 | char *buf = req->ptr2; |
393 | AV *av = newAV (); |
423 | AV *av = newAV (); |
394 | |
424 | |
395 | av_extend (av, req->result - 1); |
425 | av_extend (av, req->result - 1); |
396 | |
426 | |
397 | for (i = 0; i < req->result; ++i) |
427 | for (i = 0; i < req->result; ++i) |
… | |
… | |
417 | PUSHs (sv_2mortal (newSViv (req->result))); |
447 | PUSHs (sv_2mortal (newSViv (req->result))); |
418 | PUTBACK; |
448 | PUTBACK; |
419 | call_pv ("IO::AIO::_fd2fh", G_SCALAR | G_EVAL); |
449 | call_pv ("IO::AIO::_fd2fh", G_SCALAR | G_EVAL); |
420 | SPAGAIN; |
450 | SPAGAIN; |
421 | |
451 | |
422 | fh = SvREFCNT_inc (POPs); |
452 | fh = POPs; |
423 | |
|
|
424 | PUSHMARK (SP); |
453 | PUSHMARK (SP); |
425 | XPUSHs (sv_2mortal (fh)); |
454 | XPUSHs (fh); |
426 | } |
455 | } |
427 | break; |
456 | break; |
428 | |
457 | |
429 | case REQ_GROUP: |
458 | case REQ_GROUP: |
430 | req->fd = 2; /* mark group as finished */ |
459 | req->int1 = 2; /* mark group as finished */ |
431 | |
460 | |
432 | if (req->data) |
461 | if (req->sv1) |
433 | { |
462 | { |
434 | int i; |
463 | int i; |
435 | AV *av = (AV *)req->data; |
464 | AV *av = (AV *)req->sv1; |
436 | |
465 | |
437 | EXTEND (SP, AvFILL (av) + 1); |
466 | EXTEND (SP, AvFILL (av) + 1); |
438 | for (i = 0; i <= AvFILL (av); ++i) |
467 | for (i = 0; i <= AvFILL (av); ++i) |
439 | PUSHs (*av_fetch (av, i, 0)); |
468 | PUSHs (*av_fetch (av, i, 0)); |
440 | } |
469 | } |
… | |
… | |
442 | |
471 | |
443 | case REQ_NOP: |
472 | case REQ_NOP: |
444 | case REQ_BUSY: |
473 | case REQ_BUSY: |
445 | break; |
474 | break; |
446 | |
475 | |
|
|
476 | case REQ_READLINK: |
|
|
477 | if (req->result > 0) |
|
|
478 | { |
|
|
479 | SvCUR_set (req->sv1, req->result); |
|
|
480 | *SvEND (req->sv1) = 0; |
|
|
481 | PUSHs (req->sv1); |
|
|
482 | } |
|
|
483 | break; |
|
|
484 | |
|
|
485 | case REQ_STAT: |
|
|
486 | case REQ_LSTAT: |
|
|
487 | case REQ_FSTAT: |
|
|
488 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
489 | PL_laststatval = req->result; |
|
|
490 | PL_statcache = *(Stat_t *)(req->ptr2); |
|
|
491 | PUSHs (sv_2mortal (newSViv (req->result))); |
|
|
492 | break; |
|
|
493 | |
|
|
494 | case REQ_READ: |
|
|
495 | SvCUR_set (req->sv1, req->stroffset + (req->result > 0 ? req->result : 0)); |
|
|
496 | *SvEND (req->sv1) = 0; |
|
|
497 | PUSHs (sv_2mortal (newSViv (req->result))); |
|
|
498 | break; |
|
|
499 | |
447 | default: |
500 | default: |
448 | PUSHs (sv_2mortal (newSViv (req->result))); |
501 | PUSHs (sv_2mortal (newSViv (req->result))); |
449 | break; |
502 | break; |
450 | } |
503 | } |
451 | |
504 | |
… | |
… | |
486 | { |
539 | { |
487 | sv_unmagic (req->self, PERL_MAGIC_ext); |
540 | sv_unmagic (req->self, PERL_MAGIC_ext); |
488 | SvREFCNT_dec (req->self); |
541 | SvREFCNT_dec (req->self); |
489 | } |
542 | } |
490 | |
543 | |
491 | SvREFCNT_dec (req->data); |
|
|
492 | SvREFCNT_dec (req->fh); |
544 | SvREFCNT_dec (req->fh); |
|
|
545 | SvREFCNT_dec (req->sv1); |
493 | SvREFCNT_dec (req->fh2); |
546 | SvREFCNT_dec (req->sv2); |
494 | SvREFCNT_dec (req->callback); |
547 | SvREFCNT_dec (req->callback); |
495 | Safefree (req->statdata); |
|
|
496 | |
548 | |
497 | if (req->type == REQ_READDIR) |
549 | if (req->flags & FLAG_PTR2_FREE) |
498 | free (req->data2ptr); |
550 | free (req->ptr2); |
499 | |
551 | |
500 | Safefree (req); |
552 | Safefree (req); |
501 | } |
553 | } |
502 | |
554 | |
503 | static void req_cancel_subs (aio_req grp) |
555 | static void req_cancel_subs (aio_req grp) |
… | |
… | |
505 | aio_req sub; |
557 | aio_req sub; |
506 | |
558 | |
507 | if (grp->type != REQ_GROUP) |
559 | if (grp->type != REQ_GROUP) |
508 | return; |
560 | return; |
509 | |
561 | |
510 | SvREFCNT_dec (grp->fh2); |
562 | SvREFCNT_dec (grp->sv2); |
511 | grp->fh2 = 0; |
563 | grp->sv2 = 0; |
512 | |
564 | |
513 | for (sub = grp->grp_first; sub; sub = sub->grp_next) |
565 | for (sub = grp->grp_first; sub; sub = sub->grp_next) |
514 | req_cancel (sub); |
566 | req_cancel (sub); |
515 | } |
567 | } |
516 | |
568 | |
… | |
… | |
560 | UNLOCK (wrklock); |
612 | UNLOCK (wrklock); |
561 | } |
613 | } |
562 | |
614 | |
563 | static void maybe_start_thread () |
615 | static void maybe_start_thread () |
564 | { |
616 | { |
565 | if (started >= wanted) |
617 | if (get_nthreads () >= wanted) |
566 | return; |
618 | return; |
567 | |
619 | |
568 | /* todo: maybe use idle here, but might be less exact */ |
620 | /* todo: maybe use idle here, but might be less exact */ |
569 | if ((int)nready <= (int)started - (int)(nreqs - get_nready () - get_npending ())) |
621 | if (0 <= (int)get_nthreads () + (int)get_npending () - (int)nreqs) |
570 | return; |
622 | return; |
571 | |
623 | |
572 | start_thread (); |
624 | start_thread (); |
573 | } |
625 | } |
574 | |
626 | |
… | |
… | |
602 | LOCK (wrklock); |
654 | LOCK (wrklock); |
603 | --started; |
655 | --started; |
604 | UNLOCK (wrklock); |
656 | UNLOCK (wrklock); |
605 | } |
657 | } |
606 | |
658 | |
|
|
659 | static void set_max_idle (int nthreads) |
|
|
660 | { |
|
|
661 | if (WORDACCESS_UNSAFE) LOCK (reqlock); |
|
|
662 | max_idle = nthreads <= 0 ? 1 : nthreads; |
|
|
663 | if (WORDACCESS_UNSAFE) UNLOCK (reqlock); |
|
|
664 | } |
|
|
665 | |
607 | static void min_parallel (int nthreads) |
666 | static void min_parallel (int nthreads) |
608 | { |
667 | { |
609 | if (wanted < nthreads) |
668 | if (wanted < nthreads) |
610 | wanted = nthreads; |
669 | wanted = nthreads; |
611 | } |
670 | } |
… | |
… | |
624 | fd_set rfd; |
683 | fd_set rfd; |
625 | |
684 | |
626 | while (nreqs) |
685 | while (nreqs) |
627 | { |
686 | { |
628 | int size; |
687 | int size; |
629 | if (WORDREAD_UNSAFE) LOCK (reslock); |
688 | if (WORDACCESS_UNSAFE) LOCK (reslock); |
630 | size = res_queue.size; |
689 | size = res_queue.size; |
631 | if (WORDREAD_UNSAFE) UNLOCK (reslock); |
690 | if (WORDACCESS_UNSAFE) UNLOCK (reslock); |
632 | |
691 | |
633 | if (size) |
692 | if (size) |
634 | return; |
693 | return; |
635 | |
694 | |
636 | maybe_start_thread (); |
695 | maybe_start_thread (); |
… | |
… | |
640 | |
699 | |
641 | select (respipe [0] + 1, &rfd, 0, 0, 0); |
700 | select (respipe [0] + 1, &rfd, 0, 0, 0); |
642 | } |
701 | } |
643 | } |
702 | } |
644 | |
703 | |
645 | static int poll_cb (int max) |
704 | static int poll_cb () |
646 | { |
705 | { |
647 | dSP; |
706 | dSP; |
648 | int count = 0; |
707 | int count = 0; |
|
|
708 | int maxreqs = max_poll_reqs; |
649 | int do_croak = 0; |
709 | int do_croak = 0; |
|
|
710 | struct timeval tv_start, tv_now; |
650 | aio_req req; |
711 | aio_req req; |
|
|
712 | |
|
|
713 | if (max_poll_time) |
|
|
714 | gettimeofday (&tv_start, 0); |
651 | |
715 | |
652 | for (;;) |
716 | for (;;) |
653 | { |
717 | { |
654 | while (max <= 0 || count < max) |
718 | for (;;) |
655 | { |
719 | { |
656 | maybe_start_thread (); |
720 | maybe_start_thread (); |
657 | |
721 | |
658 | LOCK (reslock); |
722 | LOCK (reslock); |
659 | req = reqq_shift (&res_queue); |
723 | req = reqq_shift (&res_queue); |
… | |
… | |
676 | if (!req) |
740 | if (!req) |
677 | break; |
741 | break; |
678 | |
742 | |
679 | --nreqs; |
743 | --nreqs; |
680 | |
744 | |
681 | if (req->type == REQ_GROUP && req->length) |
745 | if (req->type == REQ_GROUP && req->size) |
682 | { |
746 | { |
683 | req->fd = 1; /* mark request as delayed */ |
747 | req->int1 = 1; /* mark request as delayed */ |
684 | continue; |
748 | continue; |
685 | } |
749 | } |
686 | else |
750 | else |
687 | { |
751 | { |
688 | if (req->type == REQ_READ) |
|
|
689 | SvCUR_set (req->data, req->dataoffset + (req->result > 0 ? req->result : 0)); |
|
|
690 | |
|
|
691 | if (req->data2ptr && (req->type == REQ_READ || req->type == REQ_WRITE)) |
|
|
692 | SvREADONLY_off (req->data); |
|
|
693 | |
|
|
694 | if (req->statdata) |
|
|
695 | { |
|
|
696 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
697 | PL_laststatval = req->result; |
|
|
698 | PL_statcache = *(req->statdata); |
|
|
699 | } |
|
|
700 | |
|
|
701 | req_invoke (req); |
752 | req_invoke (req); |
702 | |
753 | |
703 | count++; |
754 | count++; |
704 | } |
755 | } |
705 | |
756 | |
706 | req_free (req); |
757 | req_free (req); |
|
|
758 | |
|
|
759 | if (maxreqs && !--maxreqs) |
|
|
760 | break; |
|
|
761 | |
|
|
762 | if (max_poll_time) |
|
|
763 | { |
|
|
764 | gettimeofday (&tv_now, 0); |
|
|
765 | |
|
|
766 | if (tvdiff (&tv_start, &tv_now) >= max_poll_time) |
|
|
767 | break; |
|
|
768 | } |
707 | } |
769 | } |
708 | |
770 | |
709 | if (nreqs <= max_outstanding) |
771 | if (nreqs <= max_outstanding) |
710 | break; |
772 | break; |
711 | |
773 | |
712 | poll_wait (); |
774 | poll_wait (); |
713 | |
775 | |
714 | max = 0; |
776 | ++maxreqs; |
715 | } |
777 | } |
716 | |
778 | |
717 | return count; |
779 | return count; |
718 | } |
780 | } |
719 | |
781 | |
… | |
… | |
937 | int memofs = 0; |
999 | int memofs = 0; |
938 | int res = 0; |
1000 | int res = 0; |
939 | int errorno; |
1001 | int errorno; |
940 | |
1002 | |
941 | LOCK (wrklock); |
1003 | LOCK (wrklock); |
942 | self->dirp = dirp = opendir (req->dataptr); |
1004 | self->dirp = dirp = opendir (req->ptr1); |
943 | self->dbuf = u = malloc (sizeof (*u)); |
1005 | self->dbuf = u = malloc (sizeof (*u)); |
|
|
1006 | req->flags |= FLAG_PTR2_FREE; |
944 | req->data2ptr = names = malloc (memlen); |
1007 | req->ptr2 = names = malloc (memlen); |
945 | UNLOCK (wrklock); |
1008 | UNLOCK (wrklock); |
946 | |
1009 | |
947 | if (dirp && u && names) |
1010 | if (dirp && u && names) |
948 | for (;;) |
1011 | for (;;) |
949 | { |
1012 | { |
… | |
… | |
963 | |
1026 | |
964 | while (memofs + len > memlen) |
1027 | while (memofs + len > memlen) |
965 | { |
1028 | { |
966 | memlen *= 2; |
1029 | memlen *= 2; |
967 | LOCK (wrklock); |
1030 | LOCK (wrklock); |
968 | req->data2ptr = names = realloc (names, memlen); |
1031 | req->ptr2 = names = realloc (names, memlen); |
969 | UNLOCK (wrklock); |
1032 | UNLOCK (wrklock); |
970 | |
1033 | |
971 | if (!names) |
1034 | if (!names) |
972 | break; |
1035 | break; |
973 | } |
1036 | } |
… | |
… | |
1038 | errno = 0; /* strictly unnecessary */ |
1101 | errno = 0; /* strictly unnecessary */ |
1039 | |
1102 | |
1040 | if (!(req->flags & FLAG_CANCELLED)) |
1103 | if (!(req->flags & FLAG_CANCELLED)) |
1041 | switch (req->type) |
1104 | switch (req->type) |
1042 | { |
1105 | { |
1043 | case REQ_READ: req->result = pread (req->fd, req->dataptr, req->length, req->offset); break; |
1106 | case REQ_READ: req->result = pread (req->int1, req->ptr1, req->size, req->offs); break; |
1044 | case REQ_WRITE: req->result = pwrite (req->fd, req->dataptr, req->length, req->offset); break; |
1107 | case REQ_WRITE: req->result = pwrite (req->int1, req->ptr1, req->size, req->offs); break; |
1045 | |
1108 | |
1046 | case REQ_READAHEAD: req->result = readahead (req->fd, req->offset, req->length); break; |
1109 | case REQ_READAHEAD: req->result = readahead (req->int1, req->offs, req->size); break; |
1047 | case REQ_SENDFILE: req->result = sendfile_ (req->fd, req->fd2, req->offset, req->length, self); break; |
1110 | case REQ_SENDFILE: req->result = sendfile_ (req->int1, req->int2, req->offs, req->size, self); break; |
1048 | |
1111 | |
1049 | case REQ_STAT: req->result = stat (req->dataptr, req->statdata); break; |
1112 | case REQ_STAT: req->result = stat (req->ptr1, (Stat_t *)req->ptr2); break; |
1050 | case REQ_LSTAT: req->result = lstat (req->dataptr, req->statdata); break; |
1113 | case REQ_LSTAT: req->result = lstat (req->ptr1, (Stat_t *)req->ptr2); break; |
1051 | case REQ_FSTAT: req->result = fstat (req->fd , req->statdata); break; |
1114 | case REQ_FSTAT: req->result = fstat (req->int1, (Stat_t *)req->ptr2); break; |
1052 | |
1115 | |
1053 | case REQ_OPEN: req->result = open (req->dataptr, req->fd, req->mode); break; |
1116 | case REQ_OPEN: req->result = open (req->ptr1, req->int1, req->mode); break; |
1054 | case REQ_CLOSE: req->result = close (req->fd); break; |
1117 | case REQ_CLOSE: req->result = close (req->int1); break; |
1055 | case REQ_UNLINK: req->result = unlink (req->dataptr); break; |
1118 | case REQ_UNLINK: req->result = unlink (req->ptr1); break; |
1056 | case REQ_RMDIR: req->result = rmdir (req->dataptr); break; |
1119 | case REQ_RMDIR: req->result = rmdir (req->ptr1); break; |
1057 | case REQ_RENAME: req->result = rename (req->data2ptr, req->dataptr); break; |
1120 | case REQ_RENAME: req->result = rename (req->ptr2, req->ptr1); break; |
1058 | case REQ_LINK: req->result = link (req->data2ptr, req->dataptr); break; |
1121 | case REQ_LINK: req->result = link (req->ptr2, req->ptr1); break; |
1059 | case REQ_SYMLINK: req->result = symlink (req->data2ptr, req->dataptr); break; |
1122 | case REQ_SYMLINK: req->result = symlink (req->ptr2, req->ptr1); break; |
1060 | case REQ_MKNOD: req->result = mknod (req->data2ptr, req->mode, (dev_t)req->offset); break; |
1123 | case REQ_MKNOD: req->result = mknod (req->ptr2, req->mode, (dev_t)req->offs); break; |
|
|
1124 | case REQ_READLINK: req->result = readlink (req->ptr2, req->ptr1, NAME_MAX); break; |
1061 | |
1125 | |
1062 | case REQ_FDATASYNC: req->result = fdatasync (req->fd); break; |
1126 | case REQ_FDATASYNC: req->result = fdatasync (req->int1); break; |
1063 | case REQ_FSYNC: req->result = fsync (req->fd); break; |
1127 | case REQ_FSYNC: req->result = fsync (req->int1); break; |
1064 | case REQ_READDIR: scandir_ (req, self); break; |
1128 | case REQ_READDIR: scandir_ (req, self); break; |
1065 | |
1129 | |
1066 | case REQ_BUSY: |
1130 | case REQ_BUSY: |
1067 | { |
1131 | { |
1068 | struct timeval tv; |
1132 | struct timeval tv; |
1069 | |
1133 | |
1070 | tv.tv_sec = req->fd; |
1134 | tv.tv_sec = req->int1; |
1071 | tv.tv_usec = req->fd2; |
1135 | tv.tv_usec = req->int2; |
1072 | |
1136 | |
1073 | req->result = select (0, 0, 0, 0, &tv); |
1137 | req->result = select (0, 0, 0, 0, &tv); |
1074 | } |
1138 | } |
1075 | |
1139 | |
1076 | case REQ_GROUP: |
1140 | case REQ_GROUP: |
… | |
… | |
1210 | create_pipe (); |
1274 | create_pipe (); |
1211 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1275 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1212 | } |
1276 | } |
1213 | |
1277 | |
1214 | void |
1278 | void |
|
|
1279 | max_poll_reqs (int nreqs) |
|
|
1280 | PROTOTYPE: $ |
|
|
1281 | CODE: |
|
|
1282 | max_poll_reqs = nreqs; |
|
|
1283 | |
|
|
1284 | void |
|
|
1285 | max_poll_time (double nseconds) |
|
|
1286 | PROTOTYPE: $ |
|
|
1287 | CODE: |
|
|
1288 | max_poll_time = nseconds * AIO_TICKS; |
|
|
1289 | |
|
|
1290 | void |
1215 | min_parallel (int nthreads) |
1291 | min_parallel (int nthreads) |
1216 | PROTOTYPE: $ |
1292 | PROTOTYPE: $ |
1217 | |
1293 | |
1218 | void |
1294 | void |
1219 | max_parallel (int nthreads) |
1295 | max_parallel (int nthreads) |
1220 | PROTOTYPE: $ |
1296 | PROTOTYPE: $ |
|
|
1297 | |
|
|
1298 | void |
|
|
1299 | max_idle (int nthreads) |
|
|
1300 | PROTOTYPE: $ |
|
|
1301 | CODE: |
|
|
1302 | set_max_idle (nthreads); |
1221 | |
1303 | |
1222 | int |
1304 | int |
1223 | max_outstanding (int maxreqs) |
1305 | max_outstanding (int maxreqs) |
1224 | PROTOTYPE: $ |
1306 | PROTOTYPE: $ |
1225 | CODE: |
1307 | CODE: |
… | |
… | |
1228 | OUTPUT: |
1310 | OUTPUT: |
1229 | RETVAL |
1311 | RETVAL |
1230 | |
1312 | |
1231 | void |
1313 | void |
1232 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
1314 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
1233 | SV * pathname |
1315 | SV8 * pathname |
1234 | int flags |
1316 | int flags |
1235 | int mode |
1317 | int mode |
1236 | SV * callback |
1318 | SV * callback |
1237 | PROTOTYPE: $$$;$ |
1319 | PROTOTYPE: $$$;$ |
1238 | PPCODE: |
1320 | PPCODE: |
1239 | { |
1321 | { |
1240 | dREQ; |
1322 | dREQ; |
1241 | |
1323 | |
1242 | req->type = REQ_OPEN; |
1324 | req->type = REQ_OPEN; |
1243 | req->data = newSVsv (pathname); |
1325 | req->sv1 = newSVsv (pathname); |
1244 | req->dataptr = SvPVbyte_nolen (req->data); |
1326 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1245 | req->fd = flags; |
1327 | req->int1 = flags; |
1246 | req->mode = mode; |
1328 | req->mode = mode; |
1247 | |
1329 | |
1248 | REQ_SEND; |
1330 | REQ_SEND; |
1249 | } |
1331 | } |
1250 | |
1332 | |
… | |
… | |
1260 | PPCODE: |
1342 | PPCODE: |
1261 | { |
1343 | { |
1262 | dREQ; |
1344 | dREQ; |
1263 | |
1345 | |
1264 | req->type = ix; |
1346 | req->type = ix; |
1265 | req->fh = newSVsv (fh); |
1347 | req->fh = newSVsv (fh); |
1266 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1348 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1267 | |
1349 | |
1268 | REQ_SEND (req); |
1350 | REQ_SEND (req); |
1269 | } |
1351 | } |
1270 | |
1352 | |
1271 | void |
1353 | void |
1272 | aio_read (fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
1354 | aio_read (fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
1273 | SV * fh |
1355 | SV * fh |
1274 | UV offset |
1356 | UV offset |
1275 | UV length |
1357 | UV length |
1276 | SV * data |
1358 | SV8 * data |
1277 | UV dataoffset |
1359 | UV dataoffset |
1278 | SV * callback |
1360 | SV * callback |
1279 | ALIAS: |
1361 | ALIAS: |
1280 | aio_read = REQ_READ |
1362 | aio_read = REQ_READ |
1281 | aio_write = REQ_WRITE |
1363 | aio_write = REQ_WRITE |
1282 | PROTOTYPE: $$$$$;$ |
1364 | PROTOTYPE: $$$$$;$ |
1283 | PPCODE: |
1365 | PPCODE: |
1284 | { |
1366 | { |
1285 | aio_req req; |
|
|
1286 | STRLEN svlen; |
1367 | STRLEN svlen; |
1287 | char *svptr = SvPVbyte (data, svlen); |
1368 | char *svptr = SvPVbyte (data, svlen); |
1288 | |
1369 | |
1289 | SvUPGRADE (data, SVt_PV); |
1370 | SvUPGRADE (data, SVt_PV); |
1290 | SvPOK_on (data); |
1371 | SvPOK_on (data); |
… | |
… | |
1312 | |
1393 | |
1313 | { |
1394 | { |
1314 | dREQ; |
1395 | dREQ; |
1315 | |
1396 | |
1316 | req->type = ix; |
1397 | req->type = ix; |
1317 | req->fh = newSVsv (fh); |
1398 | req->fh = newSVsv (fh); |
1318 | req->fd = PerlIO_fileno (ix == REQ_READ ? IoIFP (sv_2io (fh)) |
1399 | req->int1 = PerlIO_fileno (ix == REQ_READ ? IoIFP (sv_2io (fh)) |
1319 | : IoOFP (sv_2io (fh))); |
1400 | : IoOFP (sv_2io (fh))); |
1320 | req->offset = offset; |
1401 | req->offs = offset; |
1321 | req->length = length; |
1402 | req->size = length; |
1322 | req->data = SvREFCNT_inc (data); |
1403 | req->sv1 = SvREFCNT_inc (data); |
1323 | req->dataptr = (char *)svptr + dataoffset; |
1404 | req->ptr1 = (char *)svptr + dataoffset; |
|
|
1405 | req->stroffset = dataoffset; |
1324 | |
1406 | |
1325 | if (!SvREADONLY (data)) |
1407 | if (!SvREADONLY (data)) |
1326 | { |
1408 | { |
1327 | SvREADONLY_on (data); |
1409 | SvREADONLY_on (data); |
1328 | req->data2ptr = (void *)data; |
1410 | req->flags |= FLAG_SV1_RO_OFF; |
1329 | } |
1411 | } |
1330 | |
1412 | |
1331 | REQ_SEND; |
1413 | REQ_SEND; |
1332 | } |
1414 | } |
|
|
1415 | } |
|
|
1416 | |
|
|
1417 | void |
|
|
1418 | aio_readlink (path,callback=&PL_sv_undef) |
|
|
1419 | SV8 * path |
|
|
1420 | SV * callback |
|
|
1421 | PROTOTYPE: $$;$ |
|
|
1422 | PPCODE: |
|
|
1423 | { |
|
|
1424 | SV *data; |
|
|
1425 | dREQ; |
|
|
1426 | |
|
|
1427 | data = newSV (NAME_MAX); |
|
|
1428 | SvPOK_on (data); |
|
|
1429 | |
|
|
1430 | req->type = REQ_READLINK; |
|
|
1431 | req->fh = newSVsv (path); |
|
|
1432 | req->ptr2 = SvPVbyte_nolen (req->fh); |
|
|
1433 | req->sv1 = data; |
|
|
1434 | req->ptr1 = SvPVbyte_nolen (data); |
|
|
1435 | |
|
|
1436 | REQ_SEND; |
1333 | } |
1437 | } |
1334 | |
1438 | |
1335 | void |
1439 | void |
1336 | aio_sendfile (out_fh,in_fh,in_offset,length,callback=&PL_sv_undef) |
1440 | aio_sendfile (out_fh,in_fh,in_offset,length,callback=&PL_sv_undef) |
1337 | SV * out_fh |
1441 | SV * out_fh |
… | |
… | |
1343 | PPCODE: |
1447 | PPCODE: |
1344 | { |
1448 | { |
1345 | dREQ; |
1449 | dREQ; |
1346 | |
1450 | |
1347 | req->type = REQ_SENDFILE; |
1451 | req->type = REQ_SENDFILE; |
1348 | req->fh = newSVsv (out_fh); |
1452 | req->fh = newSVsv (out_fh); |
1349 | req->fd = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
1453 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
1350 | req->fh2 = newSVsv (in_fh); |
1454 | req->sv2 = newSVsv (in_fh); |
1351 | req->fd2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
1455 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
1352 | req->offset = in_offset; |
1456 | req->offs = in_offset; |
1353 | req->length = length; |
1457 | req->size = length; |
1354 | |
1458 | |
1355 | REQ_SEND; |
1459 | REQ_SEND; |
1356 | } |
1460 | } |
1357 | |
1461 | |
1358 | void |
1462 | void |
… | |
… | |
1365 | PPCODE: |
1469 | PPCODE: |
1366 | { |
1470 | { |
1367 | dREQ; |
1471 | dREQ; |
1368 | |
1472 | |
1369 | req->type = REQ_READAHEAD; |
1473 | req->type = REQ_READAHEAD; |
1370 | req->fh = newSVsv (fh); |
1474 | req->fh = newSVsv (fh); |
1371 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1475 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1372 | req->offset = offset; |
1476 | req->offs = offset; |
1373 | req->length = length; |
1477 | req->size = length; |
1374 | |
1478 | |
1375 | REQ_SEND; |
1479 | REQ_SEND; |
1376 | } |
1480 | } |
1377 | |
1481 | |
1378 | void |
1482 | void |
1379 | aio_stat (fh_or_path,callback=&PL_sv_undef) |
1483 | aio_stat (fh_or_path,callback=&PL_sv_undef) |
1380 | SV * fh_or_path |
1484 | SV8 * fh_or_path |
1381 | SV * callback |
1485 | SV * callback |
1382 | ALIAS: |
1486 | ALIAS: |
1383 | aio_stat = REQ_STAT |
1487 | aio_stat = REQ_STAT |
1384 | aio_lstat = REQ_LSTAT |
1488 | aio_lstat = REQ_LSTAT |
1385 | PPCODE: |
1489 | PPCODE: |
1386 | { |
1490 | { |
1387 | dREQ; |
1491 | dREQ; |
1388 | |
1492 | |
1389 | New (0, req->statdata, 1, Stat_t); |
1493 | req->ptr2 = malloc (sizeof (Stat_t)); |
1390 | if (!req->statdata) |
1494 | if (!req->ptr2) |
1391 | { |
1495 | { |
1392 | req_free (req); |
1496 | req_free (req); |
1393 | croak ("out of memory during aio_req->statdata allocation"); |
1497 | croak ("out of memory during aio_stat statdata allocation"); |
1394 | } |
1498 | } |
|
|
1499 | |
|
|
1500 | req->flags |= FLAG_PTR2_FREE; |
1395 | |
1501 | |
1396 | if (SvPOK (fh_or_path)) |
1502 | if (SvPOK (fh_or_path)) |
1397 | { |
1503 | { |
1398 | req->type = ix; |
1504 | req->type = ix; |
1399 | req->data = newSVsv (fh_or_path); |
1505 | req->sv1 = newSVsv (fh_or_path); |
1400 | req->dataptr = SvPVbyte_nolen (req->data); |
1506 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1401 | } |
1507 | } |
1402 | else |
1508 | else |
1403 | { |
1509 | { |
1404 | req->type = REQ_FSTAT; |
1510 | req->type = REQ_FSTAT; |
1405 | req->fh = newSVsv (fh_or_path); |
1511 | req->fh = newSVsv (fh_or_path); |
1406 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1512 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1407 | } |
1513 | } |
1408 | |
1514 | |
1409 | REQ_SEND; |
1515 | REQ_SEND; |
1410 | } |
1516 | } |
1411 | |
1517 | |
1412 | void |
1518 | void |
1413 | aio_unlink (pathname,callback=&PL_sv_undef) |
1519 | aio_unlink (pathname,callback=&PL_sv_undef) |
1414 | SV * pathname |
1520 | SV8 * pathname |
1415 | SV * callback |
1521 | SV * callback |
1416 | ALIAS: |
1522 | ALIAS: |
1417 | aio_unlink = REQ_UNLINK |
1523 | aio_unlink = REQ_UNLINK |
1418 | aio_rmdir = REQ_RMDIR |
1524 | aio_rmdir = REQ_RMDIR |
1419 | aio_readdir = REQ_READDIR |
1525 | aio_readdir = REQ_READDIR |
1420 | PPCODE: |
1526 | PPCODE: |
1421 | { |
1527 | { |
1422 | dREQ; |
1528 | dREQ; |
1423 | |
1529 | |
1424 | req->type = ix; |
1530 | req->type = ix; |
1425 | req->data = newSVsv (pathname); |
1531 | req->sv1 = newSVsv (pathname); |
1426 | req->dataptr = SvPVbyte_nolen (req->data); |
1532 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1427 | |
1533 | |
1428 | REQ_SEND; |
1534 | REQ_SEND; |
1429 | } |
1535 | } |
1430 | |
1536 | |
1431 | void |
1537 | void |
1432 | aio_link (oldpath,newpath,callback=&PL_sv_undef) |
1538 | aio_link (oldpath,newpath,callback=&PL_sv_undef) |
1433 | SV * oldpath |
1539 | SV8 * oldpath |
1434 | SV * newpath |
1540 | SV8 * newpath |
1435 | SV * callback |
1541 | SV * callback |
1436 | ALIAS: |
1542 | ALIAS: |
1437 | aio_link = REQ_LINK |
1543 | aio_link = REQ_LINK |
1438 | aio_symlink = REQ_SYMLINK |
1544 | aio_symlink = REQ_SYMLINK |
1439 | aio_rename = REQ_RENAME |
1545 | aio_rename = REQ_RENAME |
1440 | PPCODE: |
1546 | PPCODE: |
1441 | { |
1547 | { |
1442 | dREQ; |
1548 | dREQ; |
1443 | |
1549 | |
1444 | req->type = ix; |
1550 | req->type = ix; |
1445 | req->fh = newSVsv (oldpath); |
1551 | req->fh = newSVsv (oldpath); |
1446 | req->data2ptr = SvPVbyte_nolen (req->fh); |
1552 | req->ptr2 = SvPVbyte_nolen (req->fh); |
1447 | req->data = newSVsv (newpath); |
1553 | req->sv1 = newSVsv (newpath); |
1448 | req->dataptr = SvPVbyte_nolen (req->data); |
1554 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1449 | |
1555 | |
1450 | REQ_SEND; |
1556 | REQ_SEND; |
1451 | } |
1557 | } |
1452 | |
1558 | |
1453 | void |
1559 | void |
1454 | aio_mknod (pathname,mode,dev,callback=&PL_sv_undef) |
1560 | aio_mknod (pathname,mode,dev,callback=&PL_sv_undef) |
1455 | SV * pathname |
1561 | SV8 * pathname |
1456 | SV * callback |
1562 | SV * callback |
1457 | UV mode |
1563 | UV mode |
1458 | UV dev |
1564 | UV dev |
1459 | PPCODE: |
1565 | PPCODE: |
1460 | { |
1566 | { |
1461 | dREQ; |
1567 | dREQ; |
1462 | |
1568 | |
1463 | req->type = REQ_MKNOD; |
1569 | req->type = REQ_MKNOD; |
1464 | req->data = newSVsv (pathname); |
1570 | req->sv1 = newSVsv (pathname); |
1465 | req->dataptr = SvPVbyte_nolen (req->data); |
1571 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1466 | req->mode = (mode_t)mode; |
1572 | req->mode = (mode_t)mode; |
1467 | req->offset = dev; |
1573 | req->offs = dev; |
1468 | |
1574 | |
1469 | REQ_SEND; |
1575 | REQ_SEND; |
1470 | } |
1576 | } |
1471 | |
1577 | |
1472 | void |
1578 | void |
1473 | aio_busy (delay,callback=&PL_sv_undef) |
1579 | aio_busy (delay,callback=&PL_sv_undef) |
1474 | double delay |
1580 | double delay |
1475 | SV * callback |
1581 | SV * callback |
1476 | PPCODE: |
1582 | PPCODE: |
1477 | { |
1583 | { |
1478 | dREQ; |
1584 | dREQ; |
1479 | |
1585 | |
1480 | req->type = REQ_BUSY; |
1586 | req->type = REQ_BUSY; |
1481 | req->fd = delay < 0. ? 0 : delay; |
1587 | req->int1 = delay < 0. ? 0 : delay; |
1482 | req->fd2 = delay < 0. ? 0 : 1000. * (delay - req->fd); |
1588 | req->int2 = delay < 0. ? 0 : 1000. * (delay - req->int1); |
1483 | |
1589 | |
1484 | REQ_SEND; |
1590 | REQ_SEND; |
1485 | } |
1591 | } |
1486 | |
1592 | |
1487 | void |
1593 | void |
… | |
… | |
1491 | PPCODE: |
1597 | PPCODE: |
1492 | { |
1598 | { |
1493 | dREQ; |
1599 | dREQ; |
1494 | |
1600 | |
1495 | req->type = REQ_GROUP; |
1601 | req->type = REQ_GROUP; |
|
|
1602 | |
1496 | req_send (req); |
1603 | req_send (req); |
1497 | |
|
|
1498 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1604 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1499 | } |
1605 | } |
1500 | |
1606 | |
1501 | void |
1607 | void |
1502 | aio_nop (callback=&PL_sv_undef) |
1608 | aio_nop (callback=&PL_sv_undef) |
1503 | SV * callback |
1609 | SV * callback |
1504 | PPCODE: |
1610 | PPCODE: |
1505 | { |
1611 | { |
1506 | dREQ; |
1612 | dREQ; |
1507 | |
1613 | |
1508 | req->type = REQ_NOP; |
1614 | req->type = REQ_NOP; |
… | |
… | |
1537 | PROTOTYPE: |
1643 | PROTOTYPE: |
1538 | CODE: |
1644 | CODE: |
1539 | while (nreqs) |
1645 | while (nreqs) |
1540 | { |
1646 | { |
1541 | poll_wait (); |
1647 | poll_wait (); |
1542 | poll_cb (0); |
1648 | poll_cb (); |
1543 | } |
1649 | } |
1544 | |
1650 | |
1545 | void |
1651 | int |
1546 | poll() |
1652 | poll() |
1547 | PROTOTYPE: |
1653 | PROTOTYPE: |
1548 | CODE: |
1654 | CODE: |
1549 | if (nreqs) |
|
|
1550 | { |
|
|
1551 | poll_wait (); |
1655 | poll_wait (); |
1552 | poll_cb (0); |
1656 | RETVAL = poll_cb (); |
1553 | } |
1657 | OUTPUT: |
|
|
1658 | RETVAL |
1554 | |
1659 | |
1555 | int |
1660 | int |
1556 | poll_fileno() |
1661 | poll_fileno() |
1557 | PROTOTYPE: |
1662 | PROTOTYPE: |
1558 | CODE: |
1663 | CODE: |
… | |
… | |
1562 | |
1667 | |
1563 | int |
1668 | int |
1564 | poll_cb(...) |
1669 | poll_cb(...) |
1565 | PROTOTYPE: |
1670 | PROTOTYPE: |
1566 | CODE: |
1671 | CODE: |
1567 | RETVAL = poll_cb (0); |
1672 | RETVAL = poll_cb (); |
1568 | OUTPUT: |
|
|
1569 | RETVAL |
|
|
1570 | |
|
|
1571 | int |
|
|
1572 | poll_some(int max = 0) |
|
|
1573 | PROTOTYPE: $ |
|
|
1574 | CODE: |
|
|
1575 | RETVAL = poll_cb (max); |
|
|
1576 | OUTPUT: |
1673 | OUTPUT: |
1577 | RETVAL |
1674 | RETVAL |
1578 | |
1675 | |
1579 | void |
1676 | void |
1580 | poll_wait() |
1677 | poll_wait() |
1581 | PROTOTYPE: |
1678 | PROTOTYPE: |
1582 | CODE: |
1679 | CODE: |
1583 | if (nreqs) |
|
|
1584 | poll_wait (); |
1680 | poll_wait (); |
1585 | |
1681 | |
1586 | int |
1682 | int |
1587 | nreqs() |
1683 | nreqs() |
1588 | PROTOTYPE: |
1684 | PROTOTYPE: |
1589 | CODE: |
1685 | CODE: |
… | |
… | |
1605 | CODE: |
1701 | CODE: |
1606 | RETVAL = get_npending (); |
1702 | RETVAL = get_npending (); |
1607 | OUTPUT: |
1703 | OUTPUT: |
1608 | RETVAL |
1704 | RETVAL |
1609 | |
1705 | |
|
|
1706 | int |
|
|
1707 | nthreads() |
|
|
1708 | PROTOTYPE: |
|
|
1709 | CODE: |
|
|
1710 | if (WORDACCESS_UNSAFE) LOCK (wrklock); |
|
|
1711 | RETVAL = started; |
|
|
1712 | if (WORDACCESS_UNSAFE) UNLOCK (wrklock); |
|
|
1713 | OUTPUT: |
|
|
1714 | RETVAL |
|
|
1715 | |
1610 | PROTOTYPES: DISABLE |
1716 | PROTOTYPES: DISABLE |
1611 | |
1717 | |
1612 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1718 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1613 | |
1719 | |
1614 | void |
1720 | void |
… | |
… | |
1629 | PPCODE: |
1735 | PPCODE: |
1630 | { |
1736 | { |
1631 | int i; |
1737 | int i; |
1632 | aio_req req; |
1738 | aio_req req; |
1633 | |
1739 | |
1634 | if (grp->fd == 2) |
1740 | if (grp->int1 == 2) |
1635 | croak ("cannot add requests to IO::AIO::GRP after the group finished"); |
1741 | croak ("cannot add requests to IO::AIO::GRP after the group finished"); |
1636 | |
1742 | |
1637 | for (i = 1; i < items; ++i ) |
1743 | for (i = 1; i < items; ++i ) |
1638 | { |
1744 | { |
1639 | if (GIMME_V != G_VOID) |
1745 | if (GIMME_V != G_VOID) |
… | |
… | |
1641 | |
1747 | |
1642 | req = SvAIO_REQ (ST (i)); |
1748 | req = SvAIO_REQ (ST (i)); |
1643 | |
1749 | |
1644 | if (req) |
1750 | if (req) |
1645 | { |
1751 | { |
1646 | ++grp->length; |
1752 | ++grp->size; |
1647 | req->grp = grp; |
1753 | req->grp = grp; |
1648 | |
1754 | |
1649 | req->grp_prev = 0; |
1755 | req->grp_prev = 0; |
1650 | req->grp_next = grp->grp_first; |
1756 | req->grp_next = grp->grp_first; |
1651 | |
1757 | |
… | |
… | |
1674 | av = newAV (); |
1780 | av = newAV (); |
1675 | |
1781 | |
1676 | for (i = 1; i < items; ++i ) |
1782 | for (i = 1; i < items; ++i ) |
1677 | av_push (av, newSVsv (ST (i))); |
1783 | av_push (av, newSVsv (ST (i))); |
1678 | |
1784 | |
1679 | SvREFCNT_dec (grp->data); |
1785 | SvREFCNT_dec (grp->sv1); |
1680 | grp->data = (SV *)av; |
1786 | grp->sv1 = (SV *)av; |
1681 | } |
1787 | } |
1682 | |
1788 | |
1683 | void |
1789 | void |
1684 | errno (aio_req grp, int errorno = errno) |
1790 | errno (aio_req grp, int errorno = errno) |
1685 | CODE: |
1791 | CODE: |
1686 | grp->errorno = errorno; |
1792 | grp->errorno = errorno; |
1687 | |
1793 | |
1688 | void |
1794 | void |
1689 | limit (aio_req grp, int limit) |
1795 | limit (aio_req grp, int limit) |
1690 | CODE: |
1796 | CODE: |
1691 | grp->fd2 = limit; |
1797 | grp->int2 = limit; |
1692 | aio_grp_feed (grp); |
1798 | aio_grp_feed (grp); |
1693 | |
1799 | |
1694 | void |
1800 | void |
1695 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1801 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1696 | CODE: |
1802 | CODE: |
1697 | { |
1803 | { |
1698 | SvREFCNT_dec (grp->fh2); |
1804 | SvREFCNT_dec (grp->sv2); |
1699 | grp->fh2 = newSVsv (callback); |
1805 | grp->sv2 = newSVsv (callback); |
1700 | |
1806 | |
1701 | if (grp->fd2 <= 0) |
1807 | if (grp->int2 <= 0) |
1702 | grp->fd2 = 2; |
1808 | grp->int2 = 2; |
1703 | |
1809 | |
1704 | aio_grp_feed (grp); |
1810 | aio_grp_feed (grp); |
1705 | } |
1811 | } |
1706 | |
1812 | |