| … | |
… | |
| 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> |
| … | |
… | |
| 65 | # include <signal.h> |
67 | # include <signal.h> |
| 66 | # define EIO_STRUCT_DIRENT struct dirent |
68 | # define EIO_STRUCT_DIRENT struct dirent |
| 67 | |
69 | |
| 68 | #endif |
70 | #endif |
| 69 | |
71 | |
|
|
72 | /* perl stupidly overrides readdir and maybe others */ |
|
|
73 | /* with thread-unsafe versions, imagine that :( */ |
|
|
74 | #undef readdir |
|
|
75 | #undef opendir |
|
|
76 | #undef closedir |
|
|
77 | |
| 70 | #define EIO_STRUCT_STAT Stat_t |
78 | #define EIO_STRUCT_STAT Stat_t |
| 71 | |
79 | |
| 72 | /* use NV for 32 bit perls as it allows larger offsets */ |
80 | /* use NV for 32 bit perls as it allows larger offsets */ |
| 73 | #if IVSIZE >= 8 |
81 | #if IVSIZE >= 8 |
|
|
82 | # define VAL64 IV |
| 74 | # define SvVAL64 SvIV |
83 | # define SvVAL64 SvIV |
|
|
84 | # define newSVval64 newSViv |
| 75 | #else |
85 | #else |
|
|
86 | # define VAL64 NV |
| 76 | # define SvVAL64 SvNV |
87 | # define SvVAL64 SvNV |
|
|
88 | # define newSVval64 newSVnv |
| 77 | #endif |
89 | #endif |
|
|
90 | |
|
|
91 | /*****************************************************************************/ |
|
|
92 | |
|
|
93 | #if __GNUC__ >= 3 |
|
|
94 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
|
|
95 | #else |
|
|
96 | # define expect(expr,value) (expr) |
|
|
97 | #endif |
|
|
98 | |
|
|
99 | #define expect_false(expr) expect ((expr) != 0, 0) |
|
|
100 | #define expect_true(expr) expect ((expr) != 0, 1) |
|
|
101 | |
|
|
102 | /*****************************************************************************/ |
| 78 | |
103 | |
| 79 | static HV *stash; |
104 | static HV *stash; |
| 80 | 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 */ |
| 81 | |
108 | |
| 82 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
109 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
| 83 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
110 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
| 84 | |
111 | |
| 85 | #define EIO_REQ_MEMBERS \ |
112 | #define EIO_REQ_MEMBERS \ |
| … | |
… | |
| 90 | |
117 | |
| 91 | #define EIO_NO_WRAPPERS 1 |
118 | #define EIO_NO_WRAPPERS 1 |
| 92 | |
119 | |
| 93 | #include "libeio/eio.h" |
120 | #include "libeio/eio.h" |
| 94 | |
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 | |
| 95 | static int req_invoke (eio_req *req); |
147 | static int req_invoke (eio_req *req); |
| 96 | #define EIO_FINISH(req) req_invoke (req) |
148 | #define EIO_FINISH(req) req_invoke (req) |
| 97 | static void aio_grp_feed (eio_req *grp); |
|
|
| 98 | #define EIO_FEED(req) aio_grp_feed (req) |
|
|
| 99 | static void req_destroy (eio_req *grp); |
149 | static void req_destroy (eio_req *grp); |
| 100 | #define EIO_DESTROY(req) req_destroy (req) |
150 | #define EIO_DESTROY(req) req_destroy (req) |
| 101 | |
151 | |
| 102 | enum { |
152 | enum { |
| 103 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
153 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
| … | |
… | |
| 175 | |
225 | |
| 176 | static void req_submit (eio_req *req) |
226 | static void req_submit (eio_req *req) |
| 177 | { |
227 | { |
| 178 | eio_submit (req); |
228 | eio_submit (req); |
| 179 | |
229 | |
| 180 | if (on_next_submit) |
230 | if (expect_false (on_next_submit)) |
| 181 | { |
231 | { |
| 182 | dSP; |
232 | dSP; |
| 183 | SV *cb = sv_2mortal (on_next_submit); |
233 | SV *cb = sv_2mortal (on_next_submit); |
| 184 | |
234 | |
| 185 | on_next_submit = 0; |
235 | on_next_submit = 0; |
| … | |
… | |
| 195 | dSP; |
245 | dSP; |
| 196 | |
246 | |
| 197 | if (req->flags & FLAG_SV2_RO_OFF) |
247 | if (req->flags & FLAG_SV2_RO_OFF) |
| 198 | SvREADONLY_off (req->sv2); |
248 | SvREADONLY_off (req->sv2); |
| 199 | |
249 | |
| 200 | if (!EIO_CANCELLED (req) && SvOK (req->callback)) |
250 | if (!EIO_CANCELLED (req) && req->callback) |
| 201 | { |
251 | { |
| 202 | ENTER; |
252 | ENTER; |
| 203 | SAVETMPS; |
253 | SAVETMPS; |
| 204 | PUSHMARK (SP); |
254 | PUSHMARK (SP); |
| 205 | EXTEND (SP, 1); |
255 | EXTEND (SP, 1); |
| … | |
… | |
| 211 | SV *rv = &PL_sv_undef; |
261 | SV *rv = &PL_sv_undef; |
| 212 | |
262 | |
| 213 | if (req->result >= 0) |
263 | if (req->result >= 0) |
| 214 | { |
264 | { |
| 215 | int i; |
265 | int i; |
| 216 | char *buf = req->ptr2; |
266 | char *names = (char *)req->ptr2; |
|
|
267 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
| 217 | AV *av = newAV (); |
268 | AV *av = newAV (); |
| 218 | |
269 | |
| 219 | av_extend (av, req->result - 1); |
270 | av_extend (av, req->result - 1); |
| 220 | |
271 | |
| 221 | for (i = 0; i < req->result; ++i) |
272 | for (i = 0; i < req->result; ++i) |
| 222 | { |
273 | { |
| 223 | SV *sv = newSVpv (buf, 0); |
274 | if (req->int1 & EIO_READDIR_DENTS) |
|
|
275 | { |
|
|
276 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
| 224 | |
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 |
| 225 | 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); |
| 226 | buf += SvCUR (sv) + 1; |
306 | names += SvCUR (name) + 1; |
|
|
307 | } |
| 227 | } |
308 | } |
| 228 | |
309 | |
| 229 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
310 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
| 230 | } |
311 | } |
| 231 | |
312 | |
| 232 | 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)))); |
| 233 | } |
317 | } |
| 234 | break; |
318 | break; |
| 235 | |
319 | |
| 236 | case EIO_OPEN: |
320 | case EIO_OPEN: |
| 237 | { |
321 | { |
| … | |
… | |
| 243 | GV *gv = (GV *)sv_newmortal (); |
327 | GV *gv = (GV *)sv_newmortal (); |
| 244 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
328 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
| 245 | char sym [64]; |
329 | char sym [64]; |
| 246 | int symlen; |
330 | int symlen; |
| 247 | |
331 | |
| 248 | symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result); |
332 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
| 249 | gv_init (gv, stash, sym, symlen, 0); |
333 | gv_init (gv, stash, sym, symlen, 0); |
| 250 | |
334 | |
| 251 | symlen = snprintf ( |
335 | symlen = snprintf ( |
| 252 | sym, |
336 | sym, |
| 253 | sizeof (sym), |
337 | sizeof (sym), |
| 254 | "%s&=%d", |
338 | "%s&=%d", |
| 255 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
339 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
| 256 | req->result |
340 | (int)req->result |
| 257 | ); |
341 | ); |
| 258 | |
342 | |
| 259 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
343 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
| 260 | fh = (SV *)gv; |
344 | fh = (SV *)gv; |
| 261 | } |
345 | } |
| … | |
… | |
| 295 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
379 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
| 296 | PUSHs (sv_2mortal (newSViv (req->result))); |
380 | PUSHs (sv_2mortal (newSViv (req->result))); |
| 297 | break; |
381 | break; |
| 298 | |
382 | |
| 299 | case EIO_READ: |
383 | case EIO_READ: |
|
|
384 | { |
| 300 | 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)); |
| 301 | *SvEND (req->sv2) = 0; |
386 | *SvEND (req->sv2) = 0; |
|
|
387 | SvPOK_only (req->sv2); |
|
|
388 | SvSETMAGIC (req->sv2); |
| 302 | PUSHs (sv_2mortal (newSViv (req->result))); |
389 | PUSHs (sv_2mortal (newSViv (req->result))); |
|
|
390 | } |
| 303 | break; |
391 | break; |
| 304 | |
392 | |
| 305 | case EIO_DUP2: |
393 | case EIO_DUP2: |
| 306 | if (req->result > 0) |
394 | if (req->result > 0) |
| 307 | req->result = 0; |
395 | req->result = 0; |
| … | |
… | |
| 412 | X_UNLOCK (reslock); |
500 | X_UNLOCK (reslock); |
| 413 | |
501 | |
| 414 | if (size) |
502 | if (size) |
| 415 | return; |
503 | return; |
| 416 | |
504 | |
| 417 | maybe_start_thread (); |
505 | etp_maybe_start_thread (); |
| 418 | |
506 | |
| 419 | FD_ZERO (&rfd); |
507 | FD_ZERO (&rfd); |
| 420 | FD_SET (respipe [0], &rfd); |
508 | FD_SET (respipe [0], &rfd); |
| 421 | |
509 | |
| 422 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
510 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
| 423 | } |
511 | } |
| 424 | } |
512 | } |
| 425 | |
513 | |
| 426 | static int poll_cb (void) |
514 | static int poll_cb (void) |
| 427 | { |
515 | { |
| 428 | int res; |
516 | for (;;) |
| 429 | |
|
|
| 430 | do |
|
|
| 431 | { |
517 | { |
| 432 | res = eio_poll (); |
518 | int res = eio_poll (); |
| 433 | |
519 | |
| 434 | if (res > 0) |
520 | if (res > 0) |
| 435 | croak (0); |
521 | croak (0); |
|
|
522 | |
|
|
523 | if (!max_outstanding || max_outstanding > eio_nreqs ()) |
|
|
524 | return res; |
|
|
525 | |
|
|
526 | poll_wait (); |
| 436 | } |
527 | } |
| 437 | while (max_outstanding && max_outstanding <= eio_nreqs ()); |
|
|
| 438 | |
|
|
| 439 | return res; |
|
|
| 440 | } |
528 | } |
| 441 | |
529 | |
| 442 | static void atfork_child (void) |
530 | static void atfork_child (void) |
| 443 | { |
531 | { |
| 444 | create_respipe (); |
532 | create_respipe (); |
| 445 | } |
533 | } |
| 446 | |
534 | |
|
|
535 | static SV * |
|
|
536 | get_cb (SV *cb_sv) |
|
|
537 | { |
|
|
538 | HV *st; |
|
|
539 | GV *gvp; |
|
|
540 | CV *cv; |
|
|
541 | |
|
|
542 | if (!SvOK (cb_sv)) |
|
|
543 | return 0; |
|
|
544 | |
|
|
545 | cv = sv_2cv (cb_sv, &st, &gvp, 0); |
|
|
546 | |
|
|
547 | if (!cv) |
|
|
548 | croak ("IO::AIO callback must be undef or a CODE reference"); |
|
|
549 | |
|
|
550 | return (SV *)cv; |
|
|
551 | } |
|
|
552 | |
| 447 | #define dREQ \ |
553 | #define dREQ \ |
|
|
554 | SV *cb_cv; \ |
| 448 | aio_req req; \ |
555 | aio_req req; \ |
| 449 | int req_pri = next_pri; \ |
556 | int req_pri = next_pri; \ |
| 450 | next_pri = EIO_PRI_DEFAULT; \ |
557 | next_pri = EIO_PRI_DEFAULT; \ |
| 451 | \ |
558 | \ |
| 452 | if (SvOK (callback) && !SvROK (callback)) \ |
559 | cb_cv = get_cb (callback); \ |
| 453 | croak ("callback must be undef or of reference type"); \ |
|
|
| 454 | \ |
560 | \ |
| 455 | Newz (0, req, 1, eio_req); \ |
561 | Newz (0, req, 1, eio_req); \ |
| 456 | if (!req) \ |
562 | if (!req) \ |
| 457 | croak ("out of memory during eio_req allocation"); \ |
563 | croak ("out of memory during eio_req allocation"); \ |
| 458 | \ |
564 | \ |
| 459 | req->callback = newSVsv (callback); \ |
565 | req->callback = SvREFCNT_inc (cb_cv); \ |
| 460 | req->pri = req_pri |
566 | req->pri = req_pri |
| 461 | |
567 | |
| 462 | #define REQ_SEND \ |
568 | #define REQ_SEND \ |
|
|
569 | PUTBACK; \ |
| 463 | req_submit (req); \ |
570 | req_submit (req); \ |
|
|
571 | SPAGAIN; \ |
| 464 | \ |
572 | \ |
| 465 | if (GIMME_V != G_VOID) \ |
573 | if (GIMME_V != G_VOID) \ |
| 466 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
574 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
| 467 | |
575 | |
| 468 | MODULE = IO::AIO PACKAGE = IO::AIO |
576 | MODULE = IO::AIO PACKAGE = IO::AIO |
| 469 | |
577 | |
| 470 | PROTOTYPES: ENABLE |
578 | PROTOTYPES: ENABLE |
| 471 | |
579 | |
| 472 | BOOT: |
580 | BOOT: |
| 473 | { |
581 | { |
| 474 | stash = gv_stashpv ("IO::AIO", 1); |
582 | static const struct { |
| 475 | |
583 | const char *name; |
| 476 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
584 | IV iv; |
| 477 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
585 | } *civ, const_iv[] = { |
| 478 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
586 | # define const_iv(name, value) { # name, (IV) value }, |
| 479 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
587 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
| 480 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
588 | const_iv (EXDEV , EXDEV) |
|
|
589 | const_iv (ENOSYS , ENOSYS) |
|
|
590 | const_iv (O_RDONLY, O_RDONLY) |
|
|
591 | const_iv (O_WRONLY, O_WRONLY) |
|
|
592 | const_iv (O_CREAT , O_CREAT) |
|
|
593 | const_iv (O_TRUNC , O_TRUNC) |
| 481 | #ifndef _WIN32 |
594 | #ifndef _WIN32 |
| 482 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
595 | const_iv (S_IFIFO , S_IFIFO) |
| 483 | #endif |
596 | #endif |
|
|
597 | const_iv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
598 | const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
599 | const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
600 | const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
601 | const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
602 | const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
| 484 | |
603 | |
|
|
604 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
|
|
605 | const_eio (SYNC_FILE_RANGE_WRITE) |
|
|
606 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
607 | |
|
|
608 | const_eio (READDIR_DENTS) |
|
|
609 | const_eio (READDIR_DIRS_FIRST) |
|
|
610 | const_eio (READDIR_STAT_ORDER) |
|
|
611 | const_eio (READDIR_FOUND_UNKNOWN) |
|
|
612 | |
|
|
613 | const_eio (DT_UNKNOWN) |
|
|
614 | const_eio (DT_FIFO) |
|
|
615 | const_eio (DT_CHR) |
|
|
616 | const_eio (DT_DIR) |
|
|
617 | const_eio (DT_BLK) |
|
|
618 | const_eio (DT_REG) |
|
|
619 | const_eio (DT_LNK) |
|
|
620 | const_eio (DT_SOCK) |
|
|
621 | const_eio (DT_WHT) |
|
|
622 | }; |
|
|
623 | |
|
|
624 | stash = gv_stashpv ("IO::AIO", 1); |
|
|
625 | |
|
|
626 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
|
|
627 | newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
|
|
628 | |
| 485 | create_respipe (); |
629 | create_respipe (); |
| 486 | |
630 | |
| 487 | if (eio_init (want_poll, done_poll) < 0) |
631 | if (eio_init (want_poll, done_poll) < 0) |
| 488 | croak ("IO::AIO: unable to initialise eio library"); |
632 | croak ("IO::AIO: unable to initialise eio library"); |
| 489 | |
633 | |
| 490 | /* atfork child called in fifo order, so before eio's handler */ |
634 | /* atfork child called in fifo order, so before eio's handler */ |
| 491 | X_THREAD_ATFORK (0, 0, atfork_child); |
635 | X_THREAD_ATFORK (0, 0, atfork_child); |
| 492 | } |
636 | } |
| 493 | |
637 | |
| 494 | void |
638 | void |
| 495 | max_poll_reqs (int nreqs) |
639 | max_poll_reqs (int nreqs) |
| 496 | PROTOTYPE: $ |
640 | PROTOTYPE: $ |
| … | |
… | |
| 549 | ALIAS: |
693 | ALIAS: |
| 550 | aio_fsync = EIO_FSYNC |
694 | aio_fsync = EIO_FSYNC |
| 551 | aio_fdatasync = EIO_FDATASYNC |
695 | aio_fdatasync = EIO_FDATASYNC |
| 552 | PPCODE: |
696 | PPCODE: |
| 553 | { |
697 | { |
|
|
698 | int fd = s_fileno_croak (fh, 0); |
| 554 | dREQ; |
699 | dREQ; |
| 555 | |
700 | |
| 556 | req->type = ix; |
701 | req->type = ix; |
| 557 | req->sv1 = newSVsv (fh); |
702 | req->sv1 = newSVsv (fh); |
| 558 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
703 | req->int1 = fd; |
|
|
704 | |
|
|
705 | REQ_SEND (req); |
|
|
706 | } |
|
|
707 | |
|
|
708 | void |
|
|
709 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
|
|
710 | PROTOTYPE: $$$$;$ |
|
|
711 | PPCODE: |
|
|
712 | { |
|
|
713 | int fd = s_fileno_croak (fh, 0); |
|
|
714 | dREQ; |
|
|
715 | |
|
|
716 | req->type = EIO_SYNC_FILE_RANGE; |
|
|
717 | req->sv1 = newSVsv (fh); |
|
|
718 | req->int1 = fd; |
|
|
719 | req->offs = offset; |
|
|
720 | req->size = nbytes; |
|
|
721 | req->int2 = flags; |
| 559 | |
722 | |
| 560 | REQ_SEND (req); |
723 | REQ_SEND (req); |
| 561 | } |
724 | } |
| 562 | |
725 | |
| 563 | void |
726 | void |
| 564 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
727 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
| 565 | PROTOTYPE: $;$ |
728 | PROTOTYPE: $;$ |
| 566 | PPCODE: |
729 | PPCODE: |
| 567 | { |
730 | { |
| 568 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
731 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
|
|
732 | int fd = s_fileno_croak (fh, 0); |
| 569 | dREQ; |
733 | dREQ; |
| 570 | |
734 | |
| 571 | if (close_pipe < 0) |
735 | if (close_pipe < 0) |
| 572 | { |
736 | { |
| 573 | int pipefd [2]; |
737 | int pipefd [2]; |
| … | |
… | |
| 581 | } |
745 | } |
| 582 | |
746 | |
| 583 | req->type = EIO_DUP2; |
747 | req->type = EIO_DUP2; |
| 584 | req->int1 = close_pipe; |
748 | req->int1 = close_pipe; |
| 585 | req->sv2 = newSVsv (fh); |
749 | req->sv2 = newSVsv (fh); |
| 586 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
750 | req->int2 = fd; |
| 587 | |
751 | |
| 588 | REQ_SEND (req); |
752 | REQ_SEND (req); |
| 589 | } |
753 | } |
| 590 | |
754 | |
| 591 | void |
755 | void |
| … | |
… | |
| 595 | aio_write = EIO_WRITE |
759 | aio_write = EIO_WRITE |
| 596 | PROTOTYPE: $$$$$;$ |
760 | PROTOTYPE: $$$$$;$ |
| 597 | PPCODE: |
761 | PPCODE: |
| 598 | { |
762 | { |
| 599 | STRLEN svlen; |
763 | STRLEN svlen; |
|
|
764 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
| 600 | char *svptr = SvPVbyte (data, svlen); |
765 | char *svptr = SvPVbyte (data, svlen); |
| 601 | UV len = SvUV (length); |
766 | UV len = SvUV (length); |
| 602 | |
|
|
| 603 | SvUPGRADE (data, SVt_PV); |
|
|
| 604 | SvPOK_on (data); |
|
|
| 605 | |
767 | |
| 606 | if (dataoffset < 0) |
768 | if (dataoffset < 0) |
| 607 | dataoffset += svlen; |
769 | dataoffset += svlen; |
| 608 | |
770 | |
| 609 | if (dataoffset < 0 || dataoffset > svlen) |
771 | if (dataoffset < 0 || dataoffset > svlen) |
| … | |
… | |
| 615 | if (!SvOK (length) || len + dataoffset > svlen) |
777 | if (!SvOK (length) || len + dataoffset > svlen) |
| 616 | len = svlen - dataoffset; |
778 | len = svlen - dataoffset; |
| 617 | } |
779 | } |
| 618 | else |
780 | else |
| 619 | { |
781 | { |
| 620 | /* read: grow scalar as necessary */ |
782 | /* read: check type and grow scalar as necessary */ |
|
|
783 | SvUPGRADE (data, SVt_PV); |
| 621 | svptr = SvGROW (data, len + dataoffset + 1); |
784 | svptr = SvGROW (data, len + dataoffset + 1); |
| 622 | } |
785 | } |
| 623 | |
|
|
| 624 | if (len < 0) |
|
|
| 625 | croak ("length must not be negative"); |
|
|
| 626 | |
786 | |
| 627 | { |
787 | { |
| 628 | dREQ; |
788 | dREQ; |
| 629 | |
789 | |
| 630 | req->type = ix; |
790 | req->type = ix; |
| 631 | req->sv1 = newSVsv (fh); |
791 | req->sv1 = newSVsv (fh); |
| 632 | req->int1 = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh)) |
792 | req->int1 = fd; |
| 633 | : IoOFP (sv_2io (fh))); |
|
|
| 634 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
793 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
| 635 | req->size = len; |
794 | req->size = len; |
| 636 | req->sv2 = SvREFCNT_inc (data); |
795 | req->sv2 = SvREFCNT_inc (data); |
| 637 | req->ptr2 = (char *)svptr + dataoffset; |
796 | req->ptr2 = (char *)svptr + dataoffset; |
| 638 | req->stroffset = dataoffset; |
797 | req->stroffset = dataoffset; |
| … | |
… | |
| 661 | |
820 | |
| 662 | REQ_SEND; |
821 | REQ_SEND; |
| 663 | } |
822 | } |
| 664 | |
823 | |
| 665 | void |
824 | void |
| 666 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
825 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
| 667 | PROTOTYPE: $$$$;$ |
826 | PROTOTYPE: $$$$;$ |
| 668 | PPCODE: |
827 | PPCODE: |
| 669 | { |
828 | { |
|
|
829 | int ifd = s_fileno_croak (in_fh , 0); |
|
|
830 | int ofd = s_fileno_croak (out_fh, 1); |
| 670 | dREQ; |
831 | dREQ; |
| 671 | |
832 | |
| 672 | req->type = EIO_SENDFILE; |
833 | req->type = EIO_SENDFILE; |
| 673 | req->sv1 = newSVsv (out_fh); |
834 | req->sv1 = newSVsv (out_fh); |
| 674 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
835 | req->int1 = ofd; |
| 675 | req->sv2 = newSVsv (in_fh); |
836 | req->sv2 = newSVsv (in_fh); |
| 676 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
837 | req->int2 = ifd; |
| 677 | req->offs = SvVAL64 (in_offset); |
838 | req->offs = in_offset; |
| 678 | req->size = length; |
839 | req->size = length; |
| 679 | |
840 | |
| 680 | REQ_SEND; |
841 | REQ_SEND; |
| 681 | } |
842 | } |
| 682 | |
843 | |
| 683 | void |
844 | void |
| 684 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
845 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
| 685 | PROTOTYPE: $$$;$ |
846 | PROTOTYPE: $$$;$ |
| 686 | PPCODE: |
847 | PPCODE: |
| 687 | { |
848 | { |
|
|
849 | int fd = s_fileno_croak (fh, 0); |
| 688 | dREQ; |
850 | dREQ; |
| 689 | |
851 | |
| 690 | req->type = EIO_READAHEAD; |
852 | req->type = EIO_READAHEAD; |
| 691 | req->sv1 = newSVsv (fh); |
853 | req->sv1 = newSVsv (fh); |
| 692 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
854 | req->int1 = fd; |
| 693 | req->offs = SvVAL64 (offset); |
855 | req->offs = offset; |
| 694 | req->size = length; |
856 | req->size = length; |
| 695 | |
857 | |
| 696 | REQ_SEND; |
858 | REQ_SEND; |
| 697 | } |
859 | } |
| 698 | |
860 | |
| … | |
… | |
| 814 | req->type = EIO_FCHOWN; |
976 | req->type = EIO_FCHOWN; |
| 815 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
977 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
| 816 | } |
978 | } |
| 817 | |
979 | |
| 818 | REQ_SEND; |
980 | REQ_SEND; |
|
|
981 | } |
|
|
982 | |
|
|
983 | void |
|
|
984 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
|
|
985 | PPCODE: |
|
|
986 | { |
|
|
987 | dREQ; |
|
|
988 | |
|
|
989 | req->type = EIO_READDIR; |
|
|
990 | req->sv1 = newSVsv (pathname); |
|
|
991 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
992 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
|
|
993 | |
|
|
994 | if (flags & EIO_READDIR_DENTS) |
|
|
995 | req->int1 |= EIO_READDIR_CUSTOM2; |
|
|
996 | |
|
|
997 | REQ_SEND; |
| 819 | } |
998 | } |
| 820 | |
999 | |
| 821 | void |
1000 | void |
| 822 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1001 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
| 823 | ALIAS: |
1002 | ALIAS: |
| … | |
… | |
| 888 | { |
1067 | { |
| 889 | dREQ; |
1068 | dREQ; |
| 890 | |
1069 | |
| 891 | req->type = EIO_GROUP; |
1070 | req->type = EIO_GROUP; |
| 892 | |
1071 | |
| 893 | eio_submit (req); |
1072 | req_submit (req); |
| 894 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1073 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
| 895 | } |
1074 | } |
| 896 | |
1075 | |
| 897 | void |
1076 | void |
| 898 | aio_nop (SV *callback=&PL_sv_undef) |
1077 | aio_nop (SV *callback=&PL_sv_undef) |
| … | |
… | |
| 1001 | CODE: |
1180 | CODE: |
| 1002 | RETVAL = eio_nthreads (); |
1181 | RETVAL = eio_nthreads (); |
| 1003 | OUTPUT: |
1182 | OUTPUT: |
| 1004 | RETVAL |
1183 | RETVAL |
| 1005 | |
1184 | |
|
|
1185 | int |
|
|
1186 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
1187 | PROTOTYPE: $$$$ |
|
|
1188 | CODE: |
|
|
1189 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1190 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
1191 | #else |
|
|
1192 | RETVAL = errno = ENOSYS; |
|
|
1193 | #endif |
|
|
1194 | OUTPUT: |
|
|
1195 | RETVAL |
|
|
1196 | |
|
|
1197 | ssize_t |
|
|
1198 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
1199 | PROTOTYPE: $$$$ |
|
|
1200 | CODE: |
|
|
1201 | eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1202 | |
| 1006 | void _on_next_submit (SV *cb) |
1203 | void _on_next_submit (SV *cb) |
| 1007 | CODE: |
1204 | CODE: |
| 1008 | SvREFCNT_dec (on_next_submit); |
1205 | SvREFCNT_dec (on_next_submit); |
| 1009 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1206 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
| 1010 | |
1207 | |
| … | |
… | |
| 1017 | CODE: |
1214 | CODE: |
| 1018 | eio_cancel (req); |
1215 | eio_cancel (req); |
| 1019 | |
1216 | |
| 1020 | void |
1217 | void |
| 1021 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
1218 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
| 1022 | CODE: |
1219 | PPCODE: |
|
|
1220 | { |
|
|
1221 | if (GIMME_V != G_VOID) |
|
|
1222 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
|
|
1223 | |
|
|
1224 | if (items > 1) |
|
|
1225 | { |
|
|
1226 | SV *cb_cv = get_cb (callback); |
|
|
1227 | |
| 1023 | SvREFCNT_dec (req->callback); |
1228 | SvREFCNT_dec (req->callback); |
| 1024 | req->callback = newSVsv (callback); |
1229 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
1230 | } |
|
|
1231 | } |
| 1025 | |
1232 | |
| 1026 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
1233 | MODULE = IO::AIO PACKAGE = IO::AIO::GRP |
| 1027 | |
1234 | |
| 1028 | void |
1235 | void |
| 1029 | add (aio_req grp, ...) |
1236 | add (aio_req grp, ...) |
| … | |
… | |
| 1061 | AV *av; |
1268 | AV *av; |
| 1062 | |
1269 | |
| 1063 | grp->errorno = errno; |
1270 | grp->errorno = errno; |
| 1064 | |
1271 | |
| 1065 | av = newAV (); |
1272 | av = newAV (); |
|
|
1273 | av_extend (av, items - 1); |
| 1066 | |
1274 | |
| 1067 | for (i = 1; i < items; ++i ) |
1275 | for (i = 1; i < items; ++i ) |
| 1068 | av_push (av, newSVsv (ST (i))); |
1276 | av_push (av, newSVsv (ST (i))); |
| 1069 | |
1277 | |
| 1070 | SvREFCNT_dec (grp->sv1); |
1278 | SvREFCNT_dec (grp->sv1); |
| … | |
… | |
| 1084 | void |
1292 | void |
| 1085 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1293 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
| 1086 | CODE: |
1294 | CODE: |
| 1087 | { |
1295 | { |
| 1088 | SvREFCNT_dec (grp->sv2); |
1296 | SvREFCNT_dec (grp->sv2); |
| 1089 | grp->sv2 = newSVsv (callback); |
1297 | grp->sv2 = newSVsv (callback); |
|
|
1298 | grp->feed = aio_grp_feed; |
| 1090 | |
1299 | |
| 1091 | if (grp->int2 <= 0) |
1300 | if (grp->int2 <= 0) |
| 1092 | grp->int2 = 2; |
1301 | grp->int2 = 2; |
| 1093 | |
1302 | |
| 1094 | eio_grp_limit (grp, grp->int2); |
1303 | eio_grp_limit (grp, grp->int2); |
