| … | |
… | |
| 3 | #include <errno.h> |
3 | #include <errno.h> |
| 4 | |
4 | |
| 5 | #include "EXTERN.h" |
5 | #include "EXTERN.h" |
| 6 | #include "perl.h" |
6 | #include "perl.h" |
| 7 | #include "XSUB.h" |
7 | #include "XSUB.h" |
|
|
8 | |
|
|
9 | #include "schmorp.h" |
| 8 | |
10 | |
| 9 | #include <stddef.h> |
11 | #include <stddef.h> |
| 10 | #include <stdlib.h> |
12 | #include <stdlib.h> |
| 11 | #include <errno.h> |
13 | #include <errno.h> |
| 12 | #include <sys/types.h> |
14 | #include <sys/types.h> |
| … | |
… | |
| 75 | |
77 | |
| 76 | #define EIO_STRUCT_STAT Stat_t |
78 | #define EIO_STRUCT_STAT Stat_t |
| 77 | |
79 | |
| 78 | /* use NV for 32 bit perls as it allows larger offsets */ |
80 | /* use NV for 32 bit perls as it allows larger offsets */ |
| 79 | #if IVSIZE >= 8 |
81 | #if IVSIZE >= 8 |
|
|
82 | # define VAL64 IV |
| 80 | # define SvVAL64 SvIV |
83 | # define SvVAL64 SvIV |
|
|
84 | # define newSVval64 newSViv |
| 81 | #else |
85 | #else |
|
|
86 | # define VAL64 NV |
| 82 | # define SvVAL64 SvNV |
87 | # define SvVAL64 SvNV |
|
|
88 | # define newSVval64 newSVnv |
| 83 | #endif |
89 | #endif |
| 84 | |
90 | |
| 85 | /*****************************************************************************/ |
91 | /*****************************************************************************/ |
| 86 | |
92 | |
| 87 | #if __GNUC__ >= 3 |
93 | #if __GNUC__ >= 3 |
| … | |
… | |
| 95 | |
101 | |
| 96 | /*****************************************************************************/ |
102 | /*****************************************************************************/ |
| 97 | |
103 | |
| 98 | static HV *stash; |
104 | static HV *stash; |
| 99 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
105 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
|
|
106 | typedef int aio_rfd; /* read file desriptor */ |
|
|
107 | typedef int aio_wfd; /* write file descriptor */ |
| 100 | |
108 | |
| 101 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
109 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
| 102 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
110 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
| 103 | |
111 | |
| 104 | #define EIO_REQ_MEMBERS \ |
112 | #define EIO_REQ_MEMBERS \ |
| … | |
… | |
| 109 | |
117 | |
| 110 | #define EIO_NO_WRAPPERS 1 |
118 | #define EIO_NO_WRAPPERS 1 |
| 111 | |
119 | |
| 112 | #include "libeio/eio.h" |
120 | #include "libeio/eio.h" |
| 113 | |
121 | |
|
|
122 | #ifndef POSIX_FADV_NORMAL |
|
|
123 | # define POSIX_FADV_NORMAL 0 |
|
|
124 | # define NO_FADVISE 1 |
|
|
125 | #endif |
|
|
126 | |
|
|
127 | #ifndef POSIX_FADV_SEQUENTIAL |
|
|
128 | # define POSIX_FADV_SEQUENTIAL 0 |
|
|
129 | #endif |
|
|
130 | |
|
|
131 | #ifndef POSIX_FADV_RANDOM |
|
|
132 | # define POSIX_FADV_RANDOM 0 |
|
|
133 | #endif |
|
|
134 | |
|
|
135 | #ifndef POSIX_FADV_NOREUSE |
|
|
136 | # define POSIX_FADV_NOREUSE 0 |
|
|
137 | #endif |
|
|
138 | |
|
|
139 | #ifndef POSIX_FADV_WILLNEED |
|
|
140 | # define POSIX_FADV_WILLNEED 0 |
|
|
141 | #endif |
|
|
142 | |
|
|
143 | #ifndef POSIX_FADV_DONTNEED |
|
|
144 | # define POSIX_FADV_DONTNEED 0 |
|
|
145 | #endif |
|
|
146 | |
| 114 | static int req_invoke (eio_req *req); |
147 | static int req_invoke (eio_req *req); |
| 115 | #define EIO_FINISH(req) req_invoke (req) |
148 | #define EIO_FINISH(req) req_invoke (req) |
| 116 | static void aio_grp_feed (eio_req *grp); |
|
|
| 117 | #define EIO_FEED(req) aio_grp_feed (req) |
|
|
| 118 | static void req_destroy (eio_req *grp); |
149 | static void req_destroy (eio_req *grp); |
| 119 | #define EIO_DESTROY(req) req_destroy (req) |
150 | #define EIO_DESTROY(req) req_destroy (req) |
| 120 | |
151 | |
| 121 | enum { |
152 | enum { |
| 122 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
153 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
| … | |
… | |
| 214 | dSP; |
245 | dSP; |
| 215 | |
246 | |
| 216 | if (req->flags & FLAG_SV2_RO_OFF) |
247 | if (req->flags & FLAG_SV2_RO_OFF) |
| 217 | SvREADONLY_off (req->sv2); |
248 | SvREADONLY_off (req->sv2); |
| 218 | |
249 | |
| 219 | if (!EIO_CANCELLED (req) && SvOK (req->callback)) |
250 | if (!EIO_CANCELLED (req) && req->callback) |
| 220 | { |
251 | { |
| 221 | ENTER; |
252 | ENTER; |
| 222 | SAVETMPS; |
253 | SAVETMPS; |
| 223 | PUSHMARK (SP); |
254 | PUSHMARK (SP); |
| 224 | EXTEND (SP, 1); |
255 | EXTEND (SP, 1); |
| … | |
… | |
| 230 | SV *rv = &PL_sv_undef; |
261 | SV *rv = &PL_sv_undef; |
| 231 | |
262 | |
| 232 | if (req->result >= 0) |
263 | if (req->result >= 0) |
| 233 | { |
264 | { |
| 234 | int i; |
265 | int i; |
| 235 | char *buf = req->ptr2; |
266 | char *names = (char *)req->ptr2; |
|
|
267 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
| 236 | AV *av = newAV (); |
268 | AV *av = newAV (); |
| 237 | |
269 | |
| 238 | av_extend (av, req->result - 1); |
270 | av_extend (av, req->result - 1); |
| 239 | |
271 | |
| 240 | for (i = 0; i < req->result; ++i) |
272 | for (i = 0; i < req->result; ++i) |
| 241 | { |
273 | { |
| 242 | SV *sv = newSVpv (buf, 0); |
274 | if (req->int1 & EIO_READDIR_DENTS) |
|
|
275 | { |
|
|
276 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
| 243 | |
277 | |
|
|
278 | if (req->int1 & EIO_READDIR_CUSTOM2) |
|
|
279 | { |
|
|
280 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
|
|
281 | AV *avent = newAV (); |
|
|
282 | |
|
|
283 | av_extend (avent, 2); |
|
|
284 | |
|
|
285 | if (!sv_type [ent->type]) |
|
|
286 | { |
|
|
287 | sv_type [ent->type] = newSViv (ent->type); |
|
|
288 | SvREADONLY_on (sv_type [ent->type]); |
|
|
289 | } |
|
|
290 | |
|
|
291 | av_store (avent, 0, namesv); |
|
|
292 | av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type])); |
|
|
293 | av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode)); |
|
|
294 | |
|
|
295 | av_store (av, i, newRV_noinc ((SV *)avent)); |
|
|
296 | } |
|
|
297 | else |
| 244 | av_store (av, i, sv); |
298 | av_store (av, i, namesv); |
|
|
299 | |
|
|
300 | ++ent; |
|
|
301 | } |
|
|
302 | else |
|
|
303 | { |
|
|
304 | SV *name = newSVpv (names, 0); |
|
|
305 | av_store (av, i, name); |
| 245 | buf += SvCUR (sv) + 1; |
306 | names += SvCUR (name) + 1; |
|
|
307 | } |
| 246 | } |
308 | } |
| 247 | |
309 | |
| 248 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
310 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
| 249 | } |
311 | } |
| 250 | |
312 | |
| 251 | PUSHs (rv); |
313 | PUSHs (rv); |
|
|
314 | |
|
|
315 | if (req->int1 & EIO_READDIR_CUSTOM1) |
|
|
316 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
| 252 | } |
317 | } |
| 253 | break; |
318 | break; |
| 254 | |
319 | |
| 255 | case EIO_OPEN: |
320 | case EIO_OPEN: |
| 256 | { |
321 | { |
| … | |
… | |
| 262 | GV *gv = (GV *)sv_newmortal (); |
327 | GV *gv = (GV *)sv_newmortal (); |
| 263 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
328 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
| 264 | char sym [64]; |
329 | char sym [64]; |
| 265 | int symlen; |
330 | int symlen; |
| 266 | |
331 | |
| 267 | symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result); |
332 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
| 268 | gv_init (gv, stash, sym, symlen, 0); |
333 | gv_init (gv, stash, sym, symlen, 0); |
| 269 | |
334 | |
| 270 | symlen = snprintf ( |
335 | symlen = snprintf ( |
| 271 | sym, |
336 | sym, |
| 272 | sizeof (sym), |
337 | sizeof (sym), |
| 273 | "%s&=%d", |
338 | "%s&=%d", |
| 274 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
339 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
| 275 | req->result |
340 | (int)req->result |
| 276 | ); |
341 | ); |
| 277 | |
342 | |
| 278 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
343 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
| 279 | fh = (SV *)gv; |
344 | fh = (SV *)gv; |
| 280 | } |
345 | } |
| … | |
… | |
| 314 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
379 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
| 315 | PUSHs (sv_2mortal (newSViv (req->result))); |
380 | PUSHs (sv_2mortal (newSViv (req->result))); |
| 316 | break; |
381 | break; |
| 317 | |
382 | |
| 318 | case EIO_READ: |
383 | case EIO_READ: |
|
|
384 | { |
| 319 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
385 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
| 320 | *SvEND (req->sv2) = 0; |
386 | *SvEND (req->sv2) = 0; |
|
|
387 | SvPOK_only (req->sv2); |
|
|
388 | SvSETMAGIC (req->sv2); |
| 321 | PUSHs (sv_2mortal (newSViv (req->result))); |
389 | PUSHs (sv_2mortal (newSViv (req->result))); |
|
|
390 | } |
| 322 | break; |
391 | break; |
| 323 | |
392 | |
| 324 | case EIO_DUP2: |
393 | case EIO_DUP2: |
| 325 | if (req->result > 0) |
394 | if (req->result > 0) |
| 326 | req->result = 0; |
395 | req->result = 0; |
| … | |
… | |
| 461 | static void atfork_child (void) |
530 | static void atfork_child (void) |
| 462 | { |
531 | { |
| 463 | create_respipe (); |
532 | create_respipe (); |
| 464 | } |
533 | } |
| 465 | |
534 | |
|
|
535 | static SV * |
|
|
536 | get_cb (SV *cb_sv) |
|
|
537 | { |
|
|
538 | SvGETMAGIC (cb_sv); |
|
|
539 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
|
|
540 | } |
|
|
541 | |
| 466 | #define dREQ \ |
542 | #define dREQ \ |
|
|
543 | SV *cb_cv; \ |
| 467 | aio_req req; \ |
544 | aio_req req; \ |
| 468 | int req_pri = next_pri; \ |
545 | int req_pri = next_pri; \ |
| 469 | next_pri = EIO_PRI_DEFAULT; \ |
546 | next_pri = EIO_PRI_DEFAULT; \ |
| 470 | \ |
547 | \ |
| 471 | if (SvOK (callback) && !SvROK (callback)) \ |
548 | cb_cv = get_cb (callback); \ |
| 472 | croak ("callback must be undef or of reference type"); \ |
|
|
| 473 | \ |
549 | \ |
| 474 | Newz (0, req, 1, eio_req); \ |
550 | Newz (0, req, 1, eio_req); \ |
| 475 | if (!req) \ |
551 | if (!req) \ |
| 476 | croak ("out of memory during eio_req allocation"); \ |
552 | croak ("out of memory during eio_req allocation"); \ |
| 477 | \ |
553 | \ |
| 478 | req->callback = newSVsv (callback); \ |
554 | req->callback = SvREFCNT_inc (cb_cv); \ |
| 479 | req->pri = req_pri |
555 | req->pri = req_pri |
| 480 | |
556 | |
| 481 | #define REQ_SEND \ |
557 | #define REQ_SEND \ |
| 482 | PUTBACK; \ |
558 | PUTBACK; \ |
| 483 | req_submit (req); \ |
559 | req_submit (req); \ |
| 484 | SPAGAIN; \ |
560 | SPAGAIN; \ |
| 485 | \ |
561 | \ |
| 486 | if (GIMME_V != G_VOID) \ |
562 | if (GIMME_V != G_VOID) \ |
| 487 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
563 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
| 488 | |
564 | |
| 489 | MODULE = IO::AIO PACKAGE = IO::AIO |
565 | MODULE = IO::AIO PACKAGE = IO::AIO |
| 490 | |
566 | |
| 491 | PROTOTYPES: ENABLE |
567 | PROTOTYPES: ENABLE |
| 492 | |
568 | |
| 493 | BOOT: |
569 | BOOT: |
| 494 | { |
570 | { |
| 495 | stash = gv_stashpv ("IO::AIO", 1); |
571 | static const struct { |
| 496 | |
572 | const char *name; |
| 497 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
573 | IV iv; |
| 498 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
574 | } *civ, const_iv[] = { |
| 499 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
575 | # define const_iv(name, value) { # name, (IV) value }, |
| 500 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
576 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
| 501 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
577 | const_iv (EXDEV , EXDEV) |
|
|
578 | const_iv (ENOSYS , ENOSYS) |
|
|
579 | const_iv (O_RDONLY, O_RDONLY) |
|
|
580 | const_iv (O_WRONLY, O_WRONLY) |
|
|
581 | const_iv (O_CREAT , O_CREAT) |
|
|
582 | const_iv (O_TRUNC , O_TRUNC) |
| 502 | #ifndef _WIN32 |
583 | #ifndef _WIN32 |
| 503 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
584 | const_iv (S_IFIFO , S_IFIFO) |
| 504 | #endif |
585 | #endif |
|
|
586 | const_iv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
587 | const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
588 | const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
589 | const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
590 | const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
591 | const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
| 505 | |
592 | |
|
|
593 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
|
|
594 | const_eio (SYNC_FILE_RANGE_WRITE) |
|
|
595 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
596 | |
|
|
597 | const_eio (READDIR_DENTS) |
|
|
598 | const_eio (READDIR_DIRS_FIRST) |
|
|
599 | const_eio (READDIR_STAT_ORDER) |
|
|
600 | const_eio (READDIR_FOUND_UNKNOWN) |
|
|
601 | |
|
|
602 | const_eio (DT_UNKNOWN) |
|
|
603 | const_eio (DT_FIFO) |
|
|
604 | const_eio (DT_CHR) |
|
|
605 | const_eio (DT_DIR) |
|
|
606 | const_eio (DT_BLK) |
|
|
607 | const_eio (DT_REG) |
|
|
608 | const_eio (DT_LNK) |
|
|
609 | const_eio (DT_SOCK) |
|
|
610 | const_eio (DT_WHT) |
|
|
611 | }; |
|
|
612 | |
|
|
613 | stash = gv_stashpv ("IO::AIO", 1); |
|
|
614 | |
|
|
615 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
|
|
616 | newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
|
|
617 | |
| 506 | create_respipe (); |
618 | create_respipe (); |
| 507 | |
619 | |
| 508 | if (eio_init (want_poll, done_poll) < 0) |
620 | if (eio_init (want_poll, done_poll) < 0) |
| 509 | croak ("IO::AIO: unable to initialise eio library"); |
621 | croak ("IO::AIO: unable to initialise eio library"); |
| 510 | |
622 | |
| 511 | /* atfork child called in fifo order, so before eio's handler */ |
623 | /* atfork child called in fifo order, so before eio's handler */ |
| 512 | X_THREAD_ATFORK (0, 0, atfork_child); |
624 | X_THREAD_ATFORK (0, 0, atfork_child); |
| 513 | } |
625 | } |
| 514 | |
626 | |
| 515 | void |
627 | void |
| 516 | max_poll_reqs (int nreqs) |
628 | max_poll_reqs (int nreqs) |
| 517 | PROTOTYPE: $ |
629 | PROTOTYPE: $ |
| … | |
… | |
| 570 | ALIAS: |
682 | ALIAS: |
| 571 | aio_fsync = EIO_FSYNC |
683 | aio_fsync = EIO_FSYNC |
| 572 | aio_fdatasync = EIO_FDATASYNC |
684 | aio_fdatasync = EIO_FDATASYNC |
| 573 | PPCODE: |
685 | PPCODE: |
| 574 | { |
686 | { |
|
|
687 | int fd = s_fileno_croak (fh, 0); |
| 575 | dREQ; |
688 | dREQ; |
| 576 | |
689 | |
| 577 | req->type = ix; |
690 | req->type = ix; |
| 578 | req->sv1 = newSVsv (fh); |
691 | req->sv1 = newSVsv (fh); |
| 579 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
692 | req->int1 = fd; |
|
|
693 | |
|
|
694 | REQ_SEND (req); |
|
|
695 | } |
|
|
696 | |
|
|
697 | void |
|
|
698 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
|
|
699 | PROTOTYPE: $$$$;$ |
|
|
700 | PPCODE: |
|
|
701 | { |
|
|
702 | int fd = s_fileno_croak (fh, 0); |
|
|
703 | dREQ; |
|
|
704 | |
|
|
705 | req->type = EIO_SYNC_FILE_RANGE; |
|
|
706 | req->sv1 = newSVsv (fh); |
|
|
707 | req->int1 = fd; |
|
|
708 | req->offs = offset; |
|
|
709 | req->size = nbytes; |
|
|
710 | req->int2 = flags; |
| 580 | |
711 | |
| 581 | REQ_SEND (req); |
712 | REQ_SEND (req); |
| 582 | } |
713 | } |
| 583 | |
714 | |
| 584 | void |
715 | void |
| 585 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
716 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
| 586 | PROTOTYPE: $;$ |
717 | PROTOTYPE: $;$ |
| 587 | PPCODE: |
718 | PPCODE: |
| 588 | { |
719 | { |
| 589 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
720 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
|
|
721 | int fd = s_fileno_croak (fh, 0); |
| 590 | dREQ; |
722 | dREQ; |
| 591 | |
723 | |
| 592 | if (close_pipe < 0) |
724 | if (close_pipe < 0) |
| 593 | { |
725 | { |
| 594 | int pipefd [2]; |
726 | int pipefd [2]; |
| … | |
… | |
| 602 | } |
734 | } |
| 603 | |
735 | |
| 604 | req->type = EIO_DUP2; |
736 | req->type = EIO_DUP2; |
| 605 | req->int1 = close_pipe; |
737 | req->int1 = close_pipe; |
| 606 | req->sv2 = newSVsv (fh); |
738 | req->sv2 = newSVsv (fh); |
| 607 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
739 | req->int2 = fd; |
| 608 | |
740 | |
| 609 | REQ_SEND (req); |
741 | REQ_SEND (req); |
| 610 | } |
742 | } |
| 611 | |
743 | |
| 612 | void |
744 | void |
| … | |
… | |
| 616 | aio_write = EIO_WRITE |
748 | aio_write = EIO_WRITE |
| 617 | PROTOTYPE: $$$$$;$ |
749 | PROTOTYPE: $$$$$;$ |
| 618 | PPCODE: |
750 | PPCODE: |
| 619 | { |
751 | { |
| 620 | STRLEN svlen; |
752 | STRLEN svlen; |
|
|
753 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
| 621 | char *svptr = SvPVbyte (data, svlen); |
754 | char *svptr = SvPVbyte (data, svlen); |
| 622 | UV len = SvUV (length); |
755 | UV len = SvUV (length); |
| 623 | |
|
|
| 624 | SvUPGRADE (data, SVt_PV); |
|
|
| 625 | SvPOK_on (data); |
|
|
| 626 | |
756 | |
| 627 | if (dataoffset < 0) |
757 | if (dataoffset < 0) |
| 628 | dataoffset += svlen; |
758 | dataoffset += svlen; |
| 629 | |
759 | |
| 630 | if (dataoffset < 0 || dataoffset > svlen) |
760 | if (dataoffset < 0 || dataoffset > svlen) |
| … | |
… | |
| 636 | if (!SvOK (length) || len + dataoffset > svlen) |
766 | if (!SvOK (length) || len + dataoffset > svlen) |
| 637 | len = svlen - dataoffset; |
767 | len = svlen - dataoffset; |
| 638 | } |
768 | } |
| 639 | else |
769 | else |
| 640 | { |
770 | { |
| 641 | /* read: grow scalar as necessary */ |
771 | /* read: check type and grow scalar as necessary */ |
|
|
772 | SvUPGRADE (data, SVt_PV); |
| 642 | svptr = SvGROW (data, len + dataoffset + 1); |
773 | svptr = SvGROW (data, len + dataoffset + 1); |
| 643 | } |
774 | } |
| 644 | |
|
|
| 645 | if (len < 0) |
|
|
| 646 | croak ("length must not be negative"); |
|
|
| 647 | |
775 | |
| 648 | { |
776 | { |
| 649 | dREQ; |
777 | dREQ; |
| 650 | |
778 | |
| 651 | req->type = ix; |
779 | req->type = ix; |
| 652 | req->sv1 = newSVsv (fh); |
780 | req->sv1 = newSVsv (fh); |
| 653 | req->int1 = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh)) |
781 | req->int1 = fd; |
| 654 | : IoOFP (sv_2io (fh))); |
|
|
| 655 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
782 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
| 656 | req->size = len; |
783 | req->size = len; |
| 657 | req->sv2 = SvREFCNT_inc (data); |
784 | req->sv2 = SvREFCNT_inc (data); |
| 658 | req->ptr2 = (char *)svptr + dataoffset; |
785 | req->ptr2 = (char *)svptr + dataoffset; |
| 659 | req->stroffset = dataoffset; |
786 | req->stroffset = dataoffset; |
| … | |
… | |
| 682 | |
809 | |
| 683 | REQ_SEND; |
810 | REQ_SEND; |
| 684 | } |
811 | } |
| 685 | |
812 | |
| 686 | void |
813 | void |
| 687 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
814 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
| 688 | PROTOTYPE: $$$$;$ |
815 | PROTOTYPE: $$$$;$ |
| 689 | PPCODE: |
816 | PPCODE: |
| 690 | { |
817 | { |
|
|
818 | int ifd = s_fileno_croak (in_fh , 0); |
|
|
819 | int ofd = s_fileno_croak (out_fh, 1); |
| 691 | dREQ; |
820 | dREQ; |
| 692 | |
821 | |
| 693 | req->type = EIO_SENDFILE; |
822 | req->type = EIO_SENDFILE; |
| 694 | req->sv1 = newSVsv (out_fh); |
823 | req->sv1 = newSVsv (out_fh); |
| 695 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
824 | req->int1 = ofd; |
| 696 | req->sv2 = newSVsv (in_fh); |
825 | req->sv2 = newSVsv (in_fh); |
| 697 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
826 | req->int2 = ifd; |
| 698 | req->offs = SvVAL64 (in_offset); |
827 | req->offs = in_offset; |
| 699 | req->size = length; |
828 | req->size = length; |
| 700 | |
829 | |
| 701 | REQ_SEND; |
830 | REQ_SEND; |
| 702 | } |
831 | } |
| 703 | |
832 | |
| 704 | void |
833 | void |
| 705 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
834 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
| 706 | PROTOTYPE: $$$;$ |
835 | PROTOTYPE: $$$;$ |
| 707 | PPCODE: |
836 | PPCODE: |
| 708 | { |
837 | { |
|
|
838 | int fd = s_fileno_croak (fh, 0); |
| 709 | dREQ; |
839 | dREQ; |
| 710 | |
840 | |
| 711 | req->type = EIO_READAHEAD; |
841 | req->type = EIO_READAHEAD; |
| 712 | req->sv1 = newSVsv (fh); |
842 | req->sv1 = newSVsv (fh); |
| 713 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
843 | req->int1 = fd; |
| 714 | req->offs = SvVAL64 (offset); |
844 | req->offs = offset; |
| 715 | req->size = length; |
845 | req->size = length; |
| 716 | |
846 | |
| 717 | REQ_SEND; |
847 | REQ_SEND; |
| 718 | } |
848 | } |
| 719 | |
849 | |
| … | |
… | |
| 835 | req->type = EIO_FCHOWN; |
965 | req->type = EIO_FCHOWN; |
| 836 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
966 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
| 837 | } |
967 | } |
| 838 | |
968 | |
| 839 | REQ_SEND; |
969 | REQ_SEND; |
|
|
970 | } |
|
|
971 | |
|
|
972 | void |
|
|
973 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
|
|
974 | PPCODE: |
|
|
975 | { |
|
|
976 | dREQ; |
|
|
977 | |
|
|
978 | req->type = EIO_READDIR; |
|
|
979 | req->sv1 = newSVsv (pathname); |
|
|
980 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
981 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
|
|
982 | |
|
|
983 | if (flags & EIO_READDIR_DENTS) |
|
|
984 | req->int1 |= EIO_READDIR_CUSTOM2; |
|
|
985 | |
|
|
986 | REQ_SEND; |
| 840 | } |
987 | } |
| 841 | |
988 | |
| 842 | void |
989 | void |
| 843 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
990 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
| 844 | ALIAS: |
991 | ALIAS: |
| … | |
… | |
| 1022 | CODE: |
1169 | CODE: |
| 1023 | RETVAL = eio_nthreads (); |
1170 | RETVAL = eio_nthreads (); |
| 1024 | OUTPUT: |
1171 | OUTPUT: |
| 1025 | RETVAL |
1172 | RETVAL |
| 1026 | |
1173 | |
|
|
1174 | int |
|
|
1175 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
1176 | PROTOTYPE: $$$$ |
|
|
1177 | CODE: |
|
|
1178 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1179 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
1180 | #else |
|
|
1181 | RETVAL = errno = ENOSYS; |
|
|
1182 | #endif |
|
|
1183 | OUTPUT: |
|
|
1184 | RETVAL |
|
|
1185 | |
|
|
1186 | ssize_t |
|
|
1187 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
1188 | PROTOTYPE: $$$$ |
|
|
1189 | CODE: |
|
|
1190 | eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1191 | |
| 1027 | void _on_next_submit (SV *cb) |
1192 | void _on_next_submit (SV *cb) |
| 1028 | CODE: |
1193 | CODE: |
| 1029 | SvREFCNT_dec (on_next_submit); |
1194 | SvREFCNT_dec (on_next_submit); |
| 1030 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1195 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
| 1031 | |
1196 | |
| … | |
… | |
| 1038 | CODE: |
1203 | CODE: |
| 1039 | eio_cancel (req); |
1204 | eio_cancel (req); |
| 1040 | |
1205 | |
| 1041 | void |
1206 | void |
| 1042 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
1207 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
| 1043 | CODE: |
1208 | PPCODE: |
|
|
1209 | { |
|
|
1210 | if (GIMME_V != G_VOID) |
|
|
1211 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
|
|
1212 | |
|
|
1213 | if (items > 1) |
|
|
1214 | { |
|
|
1215 | SV *cb_cv =get_cb (callback); |
|
|
1216 | |
| 1044 | SvREFCNT_dec (req->callback); |
1217 | SvREFCNT_dec (req->callback); |
| 1045 | req->callback = newSVsv (callback); |
1218 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
1219 | } |
|
|
1220 | } |
| 1046 | |
1221 | |
| 1047 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
1222 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
| 1048 | |
1223 | |
| 1049 | void |
1224 | void |
| 1050 | add (aio_req grp, ...) |
1225 | add (aio_req grp, ...) |
| … | |
… | |
| 1082 | AV *av; |
1257 | AV *av; |
| 1083 | |
1258 | |
| 1084 | grp->errorno = errno; |
1259 | grp->errorno = errno; |
| 1085 | |
1260 | |
| 1086 | av = newAV (); |
1261 | av = newAV (); |
|
|
1262 | av_extend (av, items - 1); |
| 1087 | |
1263 | |
| 1088 | for (i = 1; i < items; ++i ) |
1264 | for (i = 1; i < items; ++i ) |
| 1089 | av_push (av, newSVsv (ST (i))); |
1265 | av_push (av, newSVsv (ST (i))); |
| 1090 | |
1266 | |
| 1091 | SvREFCNT_dec (grp->sv1); |
1267 | SvREFCNT_dec (grp->sv1); |
| … | |
… | |
| 1105 | void |
1281 | void |
| 1106 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1282 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
| 1107 | CODE: |
1283 | CODE: |
| 1108 | { |
1284 | { |
| 1109 | SvREFCNT_dec (grp->sv2); |
1285 | SvREFCNT_dec (grp->sv2); |
| 1110 | grp->sv2 = newSVsv (callback); |
1286 | grp->sv2 = newSVsv (callback); |
|
|
1287 | grp->feed = aio_grp_feed; |
| 1111 | |
1288 | |
| 1112 | if (grp->int2 <= 0) |
1289 | if (grp->int2 <= 0) |
| 1113 | grp->int2 = 2; |
1290 | grp->int2 = 2; |
| 1114 | |
1291 | |
| 1115 | eio_grp_limit (grp, grp->int2); |
1292 | eio_grp_limit (grp, grp->int2); |
