ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/IO-AIO/AIO.xs
(Generate patch)

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.191 by root, Tue Jul 19 05:00:11 2011 UTC vs.
Revision 1.211 by root, Sat Apr 7 00:50:33 2012 UTC

… …
17#include <fcntl.h> 17#include <fcntl.h>
18#include <sched.h> 18#include <sched.h>
19 19
20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES 20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
21# include <sys/mman.h> 21# include <sys/mman.h>
22#endif
23
24#if __linux__
25# include <linux/fs.h>
26# ifdef FS_IOC_FIEMAP
27# include <linux/fiemap.h>
28# define HAVE_FIEMAP 1
29# endif
22#endif 30#endif
23 31
24/* perl namespace pollution */ 32/* perl namespace pollution */
25#undef VERSION 33#undef VERSION
26 34
… …
62 #undef dup 70 #undef dup
63 #undef dup2 71 #undef dup2
64 #undef abort 72 #undef abort
65 #undef pipe 73 #undef pipe
66 74
75 #define EIO_STRUCT_STAT struct _stati64
76 #define EIO_STRUCT_STATI64
77
67#else 78#else
68 79
69 #include <sys/time.h> 80 #include <sys/time.h>
70 #include <sys/select.h> 81 #include <sys/select.h>
71 #include <unistd.h> 82 #include <unistd.h>
72 #include <utime.h> 83 #include <utime.h>
73 #include <signal.h> 84 #include <signal.h>
74 85
75#endif
76
77#define EIO_STRUCT_STAT Stat_t 86 #define EIO_STRUCT_STAT Stat_t
78 87
79/* use NV for 32 bit perls as it allows larger offsets */
80#if IVSIZE >= 8
81# define VAL64 IV
82# define SvVAL64 SvIV
83# define newSVval64 newSViv
84#else
85# define VAL64 NV
86# define SvVAL64 SvNV
87# define newSVval64 newSVnv
88#endif 88#endif
89 89
90/*****************************************************************************/ 90/*****************************************************************************/
91 91
92#if __GNUC__ >= 3 92#if __GNUC__ >= 3
… …
102 102
103typedef SV SV8; /* byte-sv, used for argument-checking */ 103typedef SV SV8; /* byte-sv, used for argument-checking */
104typedef int aio_rfd; /* read file desriptor */ 104typedef int aio_rfd; /* read file desriptor */
105typedef int aio_wfd; /* write file descriptor */ 105typedef int aio_wfd; /* write file descriptor */
106 106
107static HV *aio_stash, *aio_req_stash, *aio_grp_stash; 107static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
108 108
109#define EIO_REQ_MEMBERS \ 109#define EIO_REQ_MEMBERS \
110 SV *callback; \ 110 SV *callback; \
111 SV *sv1, *sv2; \ 111 SV *sv1, *sv2; \
112 SV *sv3, *sv4; \
112 STRLEN stroffset; \ 113 STRLEN stroffset; \
113 SV *self; 114 SV *self;
114 115
115#define EIO_NO_WRAPPERS 1 116#define EIO_NO_WRAPPERS 1
116 117
… …
122static void req_destroy (eio_req *grp); 123static void req_destroy (eio_req *grp);
123#define EIO_DESTROY(req) req_destroy (req) 124#define EIO_DESTROY(req) req_destroy (req)
124 125
125#include "libeio/eio.c" 126#include "libeio/eio.c"
126 127
127/* Linux/others */
128#ifndef O_ASYNC
129# define O_ASYNC 0
130#endif
131#ifndef O_DIRECT
132# define O_DIRECT 0
133#endif
134#ifndef O_NOATIME
135# define O_NOATIME 0
136#endif
137
138/* POSIX */
139#ifndef O_CLOEXEC
140# define O_CLOEXEC 0
141#endif
142#ifndef O_NOFOLLOW
143# define O_NOFOLLOW 0
144#endif
145#ifndef O_NOCTTY
146# define O_NOCTTY 0
147#endif
148#ifndef O_NONBLOCK
149# define O_NONBLOCK 0
150#endif
151#ifndef O_EXEC
152# define O_EXEC 0
153#endif
154#ifndef O_SEARCH
155# define O_SEARCH 0
156#endif
157#ifndef O_DIRECTORY
158# define O_DIRECTORY 0
159#endif
160#ifndef O_DSYNC
161# define O_DSYNC 0
162#endif
163#ifndef O_RSYNC
164# define O_RSYNC 0
165#endif
166#ifndef O_SYNC
167# define O_SYNC 0
168#endif
169#ifndef O_TTY_INIT
170# define O_TTY_INIT 0
171#endif
172
173#ifndef POSIX_FADV_NORMAL
174# define POSIX_FADV_NORMAL 0
175#endif
176#ifndef POSIX_FADV_SEQUENTIAL
177# define POSIX_FADV_SEQUENTIAL 0
178#endif
179#ifndef POSIX_FADV_RANDOM
180# define POSIX_FADV_RANDOM 0
181#endif
182#ifndef POSIX_FADV_NOREUSE
183# define POSIX_FADV_NOREUSE 0
184#endif
185#ifndef POSIX_FADV_WILLNEED
186# define POSIX_FADV_WILLNEED 0
187#endif
188#ifndef POSIX_FADV_DONTNEED
189# define POSIX_FADV_DONTNEED 0
190#endif
191
192#if !HAVE_POSIX_FADVISE 128#if !HAVE_POSIX_FADVISE
193# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ 129# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
194#endif 130#endif
195 131
196#ifndef POSIX_MADV_NORMAL
197# define POSIX_MADV_NORMAL 0
198#endif
199#ifndef POSIX_MADV_SEQUENTIAL
200# define POSIX_MADV_SEQUENTIAL 0
201#endif
202#ifndef POSIX_MADV_RANDOM
203# define POSIX_MADV_RANDOM 0
204#endif
205#ifndef POSIX_MADV_WILLNEED
206# define POSIX_MADV_WILLNEED 0
207#endif
208#ifndef POSIX_MADV_DONTNEED
209# define POSIX_MADV_DONTNEED 0
210#endif
211
212#if !HAVE_POSIX_MADVISE 132#if !HAVE_POSIX_MADVISE
213# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ 133# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
214#endif
215
216#ifndef PROT_NONE
217# define PROT_NONE 0
218#endif
219#ifndef PROT_READ
220# define PROT_READ 0
221#endif
222#ifndef PROT_WRITE
223# define PROT_READ 0
224#endif
225#ifndef PROT_EXEC
226# define PROT_EXEC 0
227#endif
228
229#ifndef ST_RDONLY
230# define ST_RDONLY 0
231#endif
232#ifndef ST_NOSUID
233# define ST_NOSUID 0
234#endif
235#ifndef ST_NODEV
236# define ST_NODEV 0
237#endif
238#ifndef ST_NOEXEC
239# define ST_NOEXEC 0
240#endif
241#ifndef ST_SYNCHRONOUS
242# define ST_SYNCHRONOUS 0
243#endif
244#ifndef ST_MANDLOCK
245# define ST_MANDLOCK 0
246#endif
247#ifndef ST_WRITE
248# define ST_WRITE 0
249#endif
250#ifndef ST_APPEND
251# define ST_APPEND 0
252#endif
253#ifndef ST_IMMUTABLE
254# define ST_IMMUTABLE 0
255#endif
256#ifndef ST_NOATIME
257# define ST_NOATIME 0
258#endif
259#ifndef ST_NODIRATIME
260# define ST_NODIRATIME 0
261#endif
262#ifndef ST_RELATIME
263# define ST_RELATIME 0
264#endif
265
266#ifndef S_IFIFO
267# define S_IFIFO 0
268#endif
269#ifndef S_IFCHR
270# define S_IFCHR 0
271#endif
272#ifndef S_IFBLK
273# define S_IFBLK 0
274#endif
275#ifndef S_IFLNK
276# define S_IFLNK 0
277#endif
278#ifndef S_IFREG
279# define S_IFREG 0
280#endif
281#ifndef S_IFDIR
282# define S_IFDIR 0
283#endif
284#ifndef S_IFWHT
285# define S_IFWHT 0
286#endif
287#ifndef S_IFSOCK
288# define S_IFSOCK 0
289#endif 134#endif
290 135
291#ifndef MAP_ANONYMOUS 136#ifndef MAP_ANONYMOUS
292# ifdef MAP_ANON 137# ifdef MAP_ANON
293# define MAP_ANONYMOUS MAP_ANON 138# define MAP_ANONYMOUS MAP_ANON
294# else 139# else
295# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 140# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
296# endif 141# endif
297#endif 142#endif
298#ifndef MAP_HUGETLB 143
299# define MAP_HUGETLB 0 144/* defines all sorts of constants to 0 unless they are already defined */
300#endif 145#include "def0.h"
301#ifndef MAP_LOCKED
302# define MAP_LOCKED 0
303#endif
304#ifndef MAP_NORESERVE
305# define MAP_NORESERVE 0
306#endif
307#ifndef MAP_POPULATE
308# define MAP_POPULATE 0
309#endif
310#ifndef MAP_NONBLOCK
311# define MAP_NONBLOCK 0
312#endif
313 146
314#ifndef makedev 147#ifndef makedev
315# define makedev(maj,min) (((maj) << 8) | (min)) 148# define makedev(maj,min) (((maj) << 8) | (min))
316#endif 149#endif
317#ifndef major 150#ifndef major
… …
322#endif 155#endif
323 156
324#ifndef PAGESIZE 157#ifndef PAGESIZE
325# define PAGESIZE sysconf (_SC_PAGESIZE) 158# define PAGESIZE sysconf (_SC_PAGESIZE)
326#endif 159#endif
160
161/*****************************************************************************/
162
163static void
164fiemap (eio_req *req)
165{
166 req->result = -1;
167
168#if HAVE_FIEMAP
169 int count = req->int3;
170
171 /* heuristic: first try with 64 extents if we don't know how many, */
172 /* as most files have (hopefully) fewer than this many extents */
173 /* in fact, most should have <= 2, so maybe the 72 below is probably overkill */
174 if (count < 0)
175 count = 72; /* for what it's worth, 72 extents fit nicely into 4kb */
176
177 for (;;)
178 {
179 struct fiemap *fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
180 errno = ENOMEM;
181 if (!fiemap)
182 return;
183
184 req->ptr1 = fiemap;
185 req->flags |= EIO_FLAG_PTR1_FREE;
186
187 fiemap->fm_start = req->offs;
188 fiemap->fm_length = req->size;
189 fiemap->fm_flags = req->int2;
190 fiemap->fm_extent_count = count;
191
192 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
193 return;
194
195 if (req->int3 >= 0)
196 break; /* when not autosizing we are done */
197
198 if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST)
199 break; /* autosizing successful, we are done */
200
201 fiemap->fm_flags = req->int2;
202 fiemap->fm_extent_count = 0;
203
204 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
205 return;
206
207 count = fiemap->fm_mapped_extents;
208
209 free (fiemap);
210 }
211
212 req->result = 0;
213
214#else
215 errno = ENOSYS;
216#endif
217}
218
219/*****************************************************************************/
327 220
328enum { 221enum {
329 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 222 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
330}; 223};
331 224
332typedef eio_req *aio_req; 225typedef eio_req *aio_req;
333typedef eio_req *aio_req_ornot; 226typedef eio_req *aio_req_ornot;
227typedef eio_wd aio_wd;
334 228
335static SV *on_next_submit; 229static SV *on_next_submit;
336static int next_pri = EIO_PRI_DEFAULT; 230static int next_pri = EIO_PRI_DEFAULT;
337static int max_outstanding; 231static int max_outstanding;
338 232
339static s_epipe respipe; 233static s_epipe respipe;
340 234
341static void req_destroy (aio_req req); 235static void req_destroy (aio_req req);
342static void req_cancel (aio_req req); 236static void req_cancel (aio_req req);
343 237
344static void want_poll (void) 238static void
239want_poll (void)
345{ 240{
346 /* write a dummy byte to the pipe so fh becomes ready */ 241 /* write a dummy byte to the pipe so fh becomes ready */
347 s_epipe_signal (&respipe); 242 s_epipe_signal (&respipe);
348} 243}
349 244
350static void done_poll (void) 245static void
246done_poll (void)
351{ 247{
352 /* read any signals sent by the worker threads */ 248 /* read any signals sent by the worker threads */
353 s_epipe_drain (&respipe); 249 s_epipe_drain (&respipe);
354} 250}
355 251
356/* must be called at most once */ 252/* must be called at most once */
253static SV *
357static SV *req_sv (aio_req req, HV *stash) 254req_sv (aio_req req, HV *stash)
358{ 255{
359 if (!req->self) 256 if (!req->self)
360 { 257 {
361 req->self = (SV *)newHV (); 258 req->self = (SV *)newHV ();
362 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 259 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
363 } 260 }
364 261
365 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 262 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
366} 263}
367 264
368static aio_req SvAIO_REQ (SV *sv) 265static SV *
266newSVaio_wd (aio_wd wd)
267{
268 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);
269}
270
271static aio_req
272SvAIO_REQ (SV *sv)
369{ 273{
370 MAGIC *mg; 274 MAGIC *mg;
371 275
372 if (!SvROK (sv) 276 if (!SvROK (sv)
277 /* for speed reasons, we do not verify that SvROK actually has a stash ptr */
373 || (SvSTASH (SvRV (sv)) != aio_grp_stash 278 || (SvSTASH (SvRV (sv)) != aio_grp_stash
374 && SvSTASH (SvRV (sv)) != aio_req_stash 279 && SvSTASH (SvRV (sv)) != aio_req_stash
375 && !sv_derived_from (sv, "IO::AIO::REQ"))) 280 && !sv_derived_from (sv, "IO::AIO::REQ")))
376 croak ("object of class IO::AIO::REQ expected"); 281 croak ("object of class IO::AIO::REQ expected");
377 282
378 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 283 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
379 284
380 return mg ? (aio_req)mg->mg_ptr : 0; 285 return mg ? (aio_req)mg->mg_ptr : 0;
381} 286}
382 287
288static aio_wd
289SvAIO_WD (SV *sv)
290{
291 if (!SvROK (sv)
292 || SvTYPE (SvRV (sv)) != SVt_PVMG
293 || SvSTASH (SvRV (sv)) != aio_wd_stash)
294 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
295
296 return (aio_wd)(long)SvIVX (SvRV (sv));
297}
298
299static void
383static void aio_grp_feed (aio_req grp) 300aio_grp_feed (aio_req grp)
384{ 301{
385 if (grp->sv2 && SvOK (grp->sv2)) 302 if (grp->sv2 && SvOK (grp->sv2))
386 { 303 {
387 dSP; 304 dSP;
388 305
… …
396 FREETMPS; 313 FREETMPS;
397 LEAVE; 314 LEAVE;
398 } 315 }
399} 316}
400 317
318static void
401static void req_submit (eio_req *req) 319req_submit (eio_req *req)
402{ 320{
403 eio_submit (req); 321 eio_submit (req);
404 322
405 if (expect_false (on_next_submit)) 323 if (expect_false (on_next_submit))
406 { 324 {
… …
413 PUTBACK; 331 PUTBACK;
414 call_sv (cb, G_DISCARD | G_EVAL); 332 call_sv (cb, G_DISCARD | G_EVAL);
415 } 333 }
416} 334}
417 335
336static int
418static int req_invoke (eio_req *req) 337req_invoke (eio_req *req)
419{ 338{
420 if (req->flags & FLAG_SV2_RO_OFF) 339 if (req->flags & FLAG_SV2_RO_OFF)
421 SvREADONLY_off (req->sv2); 340 SvREADONLY_off (req->sv2);
422 341
423 if (!EIO_CANCELLED (req) && req->callback) 342 if (!EIO_CANCELLED (req) && req->callback)
… …
444 SvREADONLY_on (sv_result); 363 SvREADONLY_on (sv_result);
445 } 364 }
446 365
447 switch (req->type) 366 switch (req->type)
448 { 367 {
368 case EIO_WD_OPEN:
369 PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
370 break;
371
449 case EIO_READDIR: 372 case EIO_READDIR:
450 { 373 {
451 SV *rv = &PL_sv_undef; 374 SV *rv = &PL_sv_undef;
452 375
453 if (req->result >= 0) 376 if (req->result >= 0)
… …
595 break; 518 break;
596 519
597 case EIO_STAT: 520 case EIO_STAT:
598 case EIO_LSTAT: 521 case EIO_LSTAT:
599 case EIO_FSTAT: 522 case EIO_FSTAT:
600 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 523 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
524
601 PL_laststatval = req->result; 525 if (!(PL_laststatval = req->result))
602 /* if compilation fails here then perl's Stat_t is not struct _stati64 */ 526 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
603 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 527 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
528
604 PUSHs (sv_result); 529 PUSHs (sv_result);
530 break;
531
532 case EIO_SEEK:
533 PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
605 break; 534 break;
606 535
607 case EIO_READ: 536 case EIO_READ:
608 { 537 {
609 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); 538 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
… …
612 SvSETMAGIC (req->sv2); 541 SvSETMAGIC (req->sv2);
613 PUSHs (sv_result); 542 PUSHs (sv_result);
614 } 543 }
615 break; 544 break;
616 545
546 case EIO_CUSTOM:
547 if (req->feed == fiemap)
548 {
549#if HAVE_FIEMAP
550 if (!req->result)
551 {
552 struct fiemap *fiemap = (struct fiemap *)req->ptr1;
553
554 if (fiemap->fm_extent_count)
555 {
556 AV *av = newAV ();
557 int i;
558
559 while (fiemap->fm_mapped_extents)
560 {
561 struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
562 AV *ext_av = newAV ();
563
564 av_store (ext_av, 3, newSVuv (extent->fe_flags));
565 av_store (ext_av, 2, newSVval64 (extent->fe_length));
566 av_store (ext_av, 1, newSVval64 (extent->fe_physical));
567 av_store (ext_av, 0, newSVval64 (extent->fe_logical));
568
569 av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
570 }
571
572 PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
573 }
574 else
575 {
576 SvIV_set (sv_result, fiemap->fm_mapped_extents);
577 PUSHs (sv_result);
578 }
579 }
580#endif
581 }
582 else
583 PUSHs (sv_result);
584 break;
585
617 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 586 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
618 if (req->result > 0) 587 if (req->result > 0)
619 SvIV_set (sv_result, 0); 588 SvIV_set (sv_result, 0);
620 /* FALLTHROUGH */ 589 /* FALLTHROUGH */
621 590
… …
642 } 611 }
643 612
644 return !!SvTRUE (ERRSV); 613 return !!SvTRUE (ERRSV);
645} 614}
646 615
616static void
647static void req_destroy (aio_req req) 617req_destroy (aio_req req)
648{ 618{
649 if (req->self) 619 if (req->self)
650 { 620 {
651 sv_unmagic (req->self, PERL_MAGIC_ext); 621 sv_unmagic (req->self, PERL_MAGIC_ext);
652 SvREFCNT_dec (req->self); 622 SvREFCNT_dec (req->self);
653 } 623 }
654 624
655 SvREFCNT_dec (req->sv1); 625 SvREFCNT_dec (req->sv1);
656 SvREFCNT_dec (req->sv2); 626 SvREFCNT_dec (req->sv2);
627 SvREFCNT_dec (req->sv3);
628 SvREFCNT_dec (req->sv4);
657 SvREFCNT_dec (req->callback); 629 SvREFCNT_dec (req->callback);
658 630
659 Safefree (req); 631 free (req);
660} 632}
661 633
634static void
662static void req_cancel_subs (aio_req grp) 635req_cancel_subs (aio_req grp)
663{ 636{
664 if (grp->type != EIO_GROUP) 637 if (grp->type != EIO_GROUP)
665 return; 638 return;
666 639
667 SvREFCNT_dec (grp->sv2); 640 SvREFCNT_dec (grp->sv2);
668 grp->sv2 = 0; 641 grp->sv2 = 0;
669 642
670 eio_grp_cancel (grp); 643 eio_grp_cancel (grp);
671} 644}
672 645
646static void ecb_cold
673static void create_respipe (void) 647create_respipe (void)
674{ 648{
675 if (s_epipe_renew (&respipe)) 649 if (s_epipe_renew (&respipe))
676 croak ("IO::AIO: unable to initialize result pipe"); 650 croak ("IO::AIO: unable to initialize result pipe");
677} 651}
678 652
679static void poll_wait (void) 653static void
654poll_wait (void)
680{ 655{
681 while (eio_nreqs ()) 656 while (eio_nreqs ())
682 { 657 {
683 int size; 658 int size;
684 659
… …
693 668
694 s_epipe_wait (&respipe); 669 s_epipe_wait (&respipe);
695 } 670 }
696} 671}
697 672
698static int poll_cb (void) 673static int
674poll_cb (void)
699{ 675{
700 for (;;) 676 for (;;)
701 { 677 {
702 int res = eio_poll (); 678 int res = eio_poll ();
703 679
… …
736# define MAP_FIXED 0 712# define MAP_FIXED 0
737#endif 713#endif
738 714
739#define MMAP_MAGIC PERL_MAGIC_ext 715#define MMAP_MAGIC PERL_MAGIC_ext
740 716
717static int ecb_cold
741static int mmap_free (pTHX_ SV *sv, MAGIC *mg) 718mmap_free (pTHX_ SV *sv, MAGIC *mg)
742{ 719{
743 int old_errno = errno; 720 int old_errno = errno;
744 munmap (mg->mg_ptr, (size_t)mg->mg_obj); 721 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
745 errno = old_errno; 722 errno = old_errno;
746 723
… …
762 0, 0, 0, 0, mmap_free 739 0, 0, 0, 0, mmap_free
763}; 740};
764 741
765/*****************************************************************************/ 742/*****************************************************************************/
766 743
744static SV *
767static SV * get_cb (SV *cb_sv) 745get_cb (SV *cb_sv)
768{ 746{
769 SvGETMAGIC (cb_sv); 747 SvGETMAGIC (cb_sv);
770 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 748 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
771} 749}
772 750
751static aio_req ecb_noinline
752dreq (SV *callback)
753{
754 SV *cb_cv;
755 aio_req req;
756 int req_pri = next_pri;
757 next_pri = EIO_PRI_DEFAULT;
758
759 cb_cv = get_cb (callback);
760
761 req = calloc (sizeof (*req), 1);
762 if (!req)
763 croak ("out of memory during eio_req allocation");
764
765 req->callback = SvREFCNT_inc (cb_cv);
766 req->pri = req_pri;
767
768 return req;
769}
770
773#define dREQ \ 771#define dREQ \
774 SV *cb_cv; \ 772 aio_req req = dreq (callback); \
775 aio_req req; \
776 int req_pri = next_pri; \
777 next_pri = EIO_PRI_DEFAULT; \
778 \
779 cb_cv = get_cb (callback); \
780 \
781 Newz (0, req, 1, eio_req); \
782 if (!req) \
783 croak ("out of memory during eio_req allocation"); \
784 \
785 req->callback = SvREFCNT_inc (cb_cv); \
786 req->pri = req_pri
787 773
788#define REQ_SEND \ 774#define REQ_SEND \
789 PUTBACK; \ 775 PUTBACK; \
790 req_submit (req); \ 776 req_submit (req); \
791 SPAGAIN; \ 777 SPAGAIN; \
792 \ 778 \
793 if (GIMME_V != G_VOID) \ 779 if (GIMME_V != G_VOID) \
794 XPUSHs (req_sv (req, aio_req_stash)); 780 XPUSHs (req_sv (req, aio_req_stash));
795 781
782ecb_inline void
783req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
784{
785 if (expect_false (SvROK (path)))
786 {
787 SV *rv = SvRV (path);
788 SV *wdob;
789
790 if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
791 {
792 path = AvARRAY (rv)[1];
793 wdob = AvARRAY (rv)[0];
794
795 if (SvOK (wdob))
796 {
797 *wd = SvAIO_WD (wdob);
798 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
799 }
800 else
801 *wd = EIO_INVALID_WD;
802 }
803 else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
804 {
805 *wd = (aio_wd)(long)SvIVX (rv);
806 *wdsv = SvREFCNT_inc_NN (rv);
807 *ptr = ".";
808 return; /* path set to "." */
809 }
810 else
811 croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
812 }
813
814 *pathsv = newSVsv (path);
815 *ptr = SvPVbyte_nolen (*pathsv);
816}
817
818static void ecb_noinline
819req_set_path1 (aio_req req, SV *path)
820{
821 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
822}
823
824static void ecb_noinline
825req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
826{
827 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
828
829 switch (SvTYPE (rv))
830 {
831 case SVt_PVIO:
832 case SVt_PVLV:
833 case SVt_PVGV:
834 req->type = type_fh;
835 req->sv1 = newSVsv (fh_or_path);
836 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
837 break;
838
839 default:
840 req->type = type_path;
841 req_set_path1 (req, fh_or_path);
842 break;
843 }
844}
845
846XS(boot_IO__AIO) ecb_cold;
847
796MODULE = IO::AIO PACKAGE = IO::AIO 848MODULE = IO::AIO PACKAGE = IO::AIO
797 849
798PROTOTYPES: ENABLE 850PROTOTYPES: ENABLE
799 851
800BOOT: 852BOOT:
… …
804 IV iv; 856 IV iv;
805 } *civ, const_iv[] = { 857 } *civ, const_iv[] = {
806# define const_niv(name, value) { # name, (IV) value }, 858# define const_niv(name, value) { # name, (IV) value },
807# define const_iv(name) { # name, (IV) name }, 859# define const_iv(name) { # name, (IV) name },
808# define const_eio(name) { # name, (IV) EIO_ ## name }, 860# define const_eio(name) { # name, (IV) EIO_ ## name },
861
862 /* you have to re-run ./gendef0 after adding/Removing any constants here */
863
864 const_iv (ENOSYS)
809 const_iv (EXDEV) 865 const_iv (EXDEV)
810 const_iv (ENOSYS) 866 const_iv (EBADR)
867
811 const_iv (O_RDONLY) 868 const_iv (O_RDONLY)
812 const_iv (O_WRONLY) 869 const_iv (O_WRONLY)
813 const_iv (O_RDWR) 870 const_iv (O_RDWR)
814 const_iv (O_CREAT) 871 const_iv (O_CREAT)
815 const_iv (O_TRUNC) 872 const_iv (O_TRUNC)
… …
883 const_iv (MAP_LOCKED) 940 const_iv (MAP_LOCKED)
884 const_iv (MAP_NORESERVE) 941 const_iv (MAP_NORESERVE)
885 const_iv (MAP_POPULATE) 942 const_iv (MAP_POPULATE)
886 const_iv (MAP_NONBLOCK) 943 const_iv (MAP_NONBLOCK)
887 944
945 const_iv (FIEMAP_FLAG_SYNC)
946 const_iv (FIEMAP_FLAG_XATTR)
947 const_iv (FIEMAP_FLAGS_COMPAT)
948 const_iv (FIEMAP_EXTENT_LAST)
949 const_iv (FIEMAP_EXTENT_UNKNOWN)
950 const_iv (FIEMAP_EXTENT_DELALLOC)
951 const_iv (FIEMAP_EXTENT_ENCODED)
952 const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
953 const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
954 const_iv (FIEMAP_EXTENT_DATA_INLINE)
955 const_iv (FIEMAP_EXTENT_DATA_TAIL)
956 const_iv (FIEMAP_EXTENT_UNWRITTEN)
957 const_iv (FIEMAP_EXTENT_MERGED)
958 const_iv (FIEMAP_EXTENT_SHARED)
959
960 const_eio (SEEK_SET)
961 const_eio (SEEK_CUR)
962 const_eio (SEEK_END)
963
888 const_eio (MCL_FUTURE) 964 const_eio (MCL_FUTURE)
889 const_eio (MCL_CURRENT) 965 const_eio (MCL_CURRENT)
890 966
891 const_eio (MS_ASYNC) 967 const_eio (MS_ASYNC)
892 const_eio (MS_INVALIDATE) 968 const_eio (MS_INVALIDATE)
… …
917 }; 993 };
918 994
919 aio_stash = gv_stashpv ("IO::AIO" , 1); 995 aio_stash = gv_stashpv ("IO::AIO" , 1);
920 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 996 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
921 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 997 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
998 aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
922 999
923 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1000 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
924 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 1001 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
925 1002
926 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1003 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
927 1004
928 reinit (); 1005 reinit ();
929} 1006}
930 1007
931void 1008void
932reinit () 1009reinit ()
933 PROTOTYPE: 1010 PROTOTYPE:
934 CODE:
935 reinit ();
936 1011
937void 1012void
938max_poll_reqs (unsigned int nreqs) 1013max_poll_reqs (unsigned int nreqs)
939 PROTOTYPE: $ 1014 PROTOTYPE: $
940 CODE: 1015 CODE:
… …
975 PROTOTYPE: $ 1050 PROTOTYPE: $
976 CODE: 1051 CODE:
977 max_outstanding = maxreqs; 1052 max_outstanding = maxreqs;
978 1053
979void 1054void
1055aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
1056 PPCODE:
1057{
1058 dREQ;
1059
1060 req->type = EIO_WD_OPEN;
1061 req_set_path1 (req, pathname);
1062
1063 REQ_SEND;
1064}
1065
1066void
980aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1067aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
981 PPCODE: 1068 PPCODE:
982{ 1069{
983 dREQ; 1070 dREQ;
984 1071
985 req->type = EIO_OPEN; 1072 req->type = EIO_OPEN;
986 req->sv1 = newSVsv (pathname); 1073 req_set_path1 (req, pathname);
987 req->ptr1 = SvPVbyte_nolen (req->sv1);
988 req->int1 = flags; 1074 req->int1 = flags;
989 req->int2 = mode; 1075 req->int2 = mode;
990 1076
991 REQ_SEND; 1077 REQ_SEND;
992} 1078}
… …
994void 1080void
995aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1081aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
996 ALIAS: 1082 ALIAS:
997 aio_fsync = EIO_FSYNC 1083 aio_fsync = EIO_FSYNC
998 aio_fdatasync = EIO_FDATASYNC 1084 aio_fdatasync = EIO_FDATASYNC
1085 aio_syncfs = EIO_SYNCFS
999 PPCODE: 1086 PPCODE:
1000{ 1087{
1001 int fd = s_fileno_croak (fh, 0); 1088 int fd = s_fileno_croak (fh, 0);
1002 dREQ; 1089 dREQ;
1003 1090
1004 req->type = ix; 1091 req->type = ix;
1005 req->sv1 = newSVsv (fh); 1092 req->sv1 = newSVsv (fh);
1006 req->int1 = fd; 1093 req->int1 = fd;
1007 1094
1008 REQ_SEND (req); 1095 REQ_SEND;
1009} 1096}
1010 1097
1011void 1098void
1012aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1099aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
1013 PPCODE: 1100 PPCODE:
… …
1020 req->int1 = fd; 1107 req->int1 = fd;
1021 req->offs = offset; 1108 req->offs = offset;
1022 req->size = nbytes; 1109 req->size = nbytes;
1023 req->int2 = flags; 1110 req->int2 = flags;
1024 1111
1025 REQ_SEND (req); 1112 REQ_SEND;
1026} 1113}
1027 1114
1028void 1115void
1029aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1116aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
1030 PPCODE: 1117 PPCODE:
… …
1037 req->int1 = fd; 1124 req->int1 = fd;
1038 req->int2 = mode; 1125 req->int2 = mode;
1039 req->offs = offset; 1126 req->offs = offset;
1040 req->size = len; 1127 req->size = len;
1041 1128
1042 REQ_SEND (req); 1129 REQ_SEND;
1043} 1130}
1044 1131
1045void 1132void
1046aio_close (SV *fh, SV *callback=&PL_sv_undef) 1133aio_close (SV *fh, SV *callback=&PL_sv_undef)
1047 PPCODE: 1134 PPCODE:
… …
1071 req->type = EIO_DUP2; 1158 req->type = EIO_DUP2;
1072 req->int1 = close_fd; 1159 req->int1 = close_fd;
1073 req->sv2 = newSVsv (fh); 1160 req->sv2 = newSVsv (fh);
1074 req->int2 = fd; 1161 req->int2 = fd;
1075 1162
1076 REQ_SEND (req); 1163 REQ_SEND;
1164}
1165
1166void
1167aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef)
1168 PPCODE:
1169{
1170 int fd = s_fileno_croak (fh, 0);
1171 dREQ;
1172
1173 req->type = EIO_SEEK;
1174 req->sv1 = newSVsv (fh);
1175 req->int1 = fd;
1176 req->offs = SvVAL64 (offset);
1177 req->int2 = whence;
1178
1179 REQ_SEND;
1077} 1180}
1078 1181
1079void 1182void
1080aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1183aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
1081 ALIAS: 1184 ALIAS:
… …
1128 REQ_SEND; 1231 REQ_SEND;
1129 } 1232 }
1130} 1233}
1131 1234
1132void 1235void
1133aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1236aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1134 ALIAS: 1237 ALIAS:
1135 aio_readlink = EIO_READLINK 1238 aio_readlink = EIO_READLINK
1136 aio_realpath = EIO_REALPATH 1239 aio_realpath = EIO_REALPATH
1137 PPCODE: 1240 PPCODE:
1138{ 1241{
1139 dREQ; 1242 dREQ;
1140 1243
1141 req->type = ix; 1244 req->type = ix;
1142 req->sv1 = newSVsv (path); 1245 req_set_path1 (req, pathname);
1143 req->ptr1 = SvPVbyte_nolen (req->sv1);
1144 1246
1145 REQ_SEND; 1247 REQ_SEND;
1146} 1248}
1147 1249
1148void 1250void
… …
1188 aio_statvfs = EIO_STATVFS 1290 aio_statvfs = EIO_STATVFS
1189 PPCODE: 1291 PPCODE:
1190{ 1292{
1191 dREQ; 1293 dREQ;
1192 1294
1193 req->sv1 = newSVsv (fh_or_path); 1295 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1194
1195 if (SvPOK (req->sv1))
1196 {
1197 req->type = ix;
1198 req->ptr1 = SvPVbyte_nolen (req->sv1);
1199 }
1200 else
1201 {
1202 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1203 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1204 }
1205 1296
1206 REQ_SEND; 1297 REQ_SEND;
1207} 1298}
1208 1299
1209UV 1300UV
… …
1228{ 1319{
1229 dREQ; 1320 dREQ;
1230 1321
1231 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1322 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1232 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1323 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1233 req->sv1 = newSVsv (fh_or_path); 1324 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1234
1235 if (SvPOK (req->sv1))
1236 {
1237 req->type = EIO_UTIME;
1238 req->ptr1 = SvPVbyte_nolen (req->sv1);
1239 }
1240 else
1241 {
1242 req->type = EIO_FUTIME;
1243 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1244 }
1245 1325
1246 REQ_SEND; 1326 REQ_SEND;
1247} 1327}
1248 1328
1249void 1329void
1250aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1330aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1251 PPCODE: 1331 PPCODE:
1252{ 1332{
1253 dREQ; 1333 dREQ;
1254 1334
1255 req->sv1 = newSVsv (fh_or_path);
1256 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1335 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1257 1336 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1258 if (SvPOK (req->sv1))
1259 {
1260 req->type = EIO_TRUNCATE;
1261 req->ptr1 = SvPVbyte_nolen (req->sv1);
1262 }
1263 else
1264 {
1265 req->type = EIO_FTRUNCATE;
1266 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1267 }
1268 1337
1269 REQ_SEND; 1338 REQ_SEND;
1270} 1339}
1271 1340
1272void 1341void
1273aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1342aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef)
1274 ALIAS:
1275 aio_chmod = EIO_CHMOD
1276 aio_mkdir = EIO_MKDIR
1277 PPCODE: 1343 PPCODE:
1278{ 1344{
1279 dREQ; 1345 dREQ;
1280 1346
1281 req->int2 = mode; 1347 req->int2 = mode;
1282 req->sv1 = newSVsv (fh_or_path); 1348 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1283
1284 if (SvPOK (req->sv1))
1285 {
1286 req->type = ix;
1287 req->ptr1 = SvPVbyte_nolen (req->sv1);
1288 }
1289 else
1290 {
1291 req->type = EIO_FCHMOD;
1292 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1293 }
1294 1349
1295 REQ_SEND; 1350 REQ_SEND;
1296} 1351}
1297 1352
1298void 1353void
… …
1301{ 1356{
1302 dREQ; 1357 dREQ;
1303 1358
1304 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1359 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1305 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1360 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1306 req->sv1 = newSVsv (fh_or_path); 1361 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1307
1308 if (SvPOK (req->sv1))
1309 {
1310 req->type = EIO_CHOWN;
1311 req->ptr1 = SvPVbyte_nolen (req->sv1);
1312 }
1313 else
1314 {
1315 req->type = EIO_FCHOWN;
1316 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1317 }
1318 1362
1319 REQ_SEND; 1363 REQ_SEND;
1320} 1364}
1321 1365
1322void 1366void
… …
1324 PPCODE: 1368 PPCODE:
1325{ 1369{
1326 dREQ; 1370 dREQ;
1327 1371
1328 req->type = EIO_READDIR; 1372 req->type = EIO_READDIR;
1329 req->sv1 = newSVsv (pathname);
1330 req->ptr1 = SvPVbyte_nolen (req->sv1);
1331 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; 1373 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1332 1374
1333 if (flags & EIO_READDIR_DENTS) 1375 if (flags & EIO_READDIR_DENTS)
1334 req->int1 |= EIO_READDIR_CUSTOM2; 1376 req->int1 |= EIO_READDIR_CUSTOM2;
1335 1377
1378 req_set_path1 (req, pathname);
1379
1336 REQ_SEND; 1380 REQ_SEND;
1381}
1382
1383void
1384aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef)
1385 PPCODE:
1386{
1387 dREQ;
1388
1389 req->type = EIO_MKDIR;
1390 req->int2 = mode;
1391 req_set_path1 (req, pathname);
1392
1393 REQ_SEND;
1337} 1394}
1338 1395
1339void 1396void
1340aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1397aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1341 ALIAS: 1398 ALIAS:
… …
1345 PPCODE: 1402 PPCODE:
1346{ 1403{
1347 dREQ; 1404 dREQ;
1348 1405
1349 req->type = ix; 1406 req->type = ix;
1350 req->sv1 = newSVsv (pathname); 1407 req_set_path1 (req, pathname);
1351 req->ptr1 = SvPVbyte_nolen (req->sv1);
1352 1408
1353 REQ_SEND; 1409 REQ_SEND;
1354} 1410}
1355 1411
1356void 1412void
… …
1359 aio_link = EIO_LINK 1415 aio_link = EIO_LINK
1360 aio_symlink = EIO_SYMLINK 1416 aio_symlink = EIO_SYMLINK
1361 aio_rename = EIO_RENAME 1417 aio_rename = EIO_RENAME
1362 PPCODE: 1418 PPCODE:
1363{ 1419{
1420 eio_wd wd2 = 0;
1364 dREQ; 1421 dREQ;
1365 1422
1366 req->type = ix; 1423 req->type = ix;
1367 req->sv1 = newSVsv (oldpath); 1424 req_set_path1 (req, oldpath);
1368 req->ptr1 = SvPVbyte_nolen (req->sv1); 1425 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1369 req->sv2 = newSVsv (newpath); 1426 req->int3 = (long)wd2;
1370 req->ptr2 = SvPVbyte_nolen (req->sv2);
1371 1427
1372 REQ_SEND; 1428 REQ_SEND;
1373} 1429}
1374 1430
1375void 1431void
… …
1377 PPCODE: 1433 PPCODE:
1378{ 1434{
1379 dREQ; 1435 dREQ;
1380 1436
1381 req->type = EIO_MKNOD; 1437 req->type = EIO_MKNOD;
1382 req->sv1 = newSVsv (pathname);
1383 req->ptr1 = SvPVbyte_nolen (req->sv1);
1384 req->int2 = (mode_t)mode; 1438 req->int2 = (mode_t)mode;
1385 req->offs = dev; 1439 req->offs = dev;
1440 req_set_path1 (req, pathname);
1386 1441
1387 REQ_SEND; 1442 REQ_SEND;
1388} 1443}
1389 1444
1390void 1445void
… …
1457 1512
1458 req->type = EIO_MLOCKALL; 1513 req->type = EIO_MLOCKALL;
1459 req->int1 = flags; 1514 req->int1 = flags;
1460 1515
1461 REQ_SEND; 1516 REQ_SEND;
1517}
1518
1519void
1520aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef)
1521 PPCODE:
1522{
1523 int fd = s_fileno_croak (fh, 0);
1524 dREQ;
1525
1526 req->type = EIO_CUSTOM;
1527 req->sv1 = newSVsv (fh);
1528 req->int1 = fd;
1529
1530 req->feed = fiemap;
1531#if HAVE_FIEMAP
1532 /* keep our fingers crossed that the next two types are 64 bit */
1533 req->offs = start;
1534 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
1535 req->int2 = flags;
1536 req->int3 = SvOK (count) ? SvIV (count) : -1;
1537#endif
1538
1539 REQ_SEND;
1462} 1540}
1463 1541
1464void 1542void
1465aio_busy (double delay, SV *callback=&PL_sv_undef) 1543aio_busy (double delay, SV *callback=&PL_sv_undef)
1466 PPCODE: 1544 PPCODE:
… …
1712 SvREFCNT_dec (on_next_submit); 1790 SvREFCNT_dec (on_next_submit);
1713 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1791 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1714 1792
1715PROTOTYPES: DISABLE 1793PROTOTYPES: DISABLE
1716 1794
1795MODULE = IO::AIO PACKAGE = IO::AIO::WD
1796
1797BOOT:
1798{
1799 newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
1800 newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
1801}
1802
1803void
1804DESTROY (SV *self)
1805 CODE:
1806{
1807 aio_wd wd = SvAIO_WD (self);
1808#if HAVE_AT
1809 {
1810 SV *callback = &PL_sv_undef;
1811 dREQ; /* clobbers next_pri :/ */
1812 next_pri = req->pri; /* restore next_pri */
1813 req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
1814 req->type = EIO_WD_CLOSE;
1815 req->wd = wd;
1816 REQ_SEND;
1817 }
1818#else
1819 eio_wd_close_sync (wd);
1820#endif
1821}
1822
1717MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1823MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1718 1824
1719void 1825void
1720cancel (aio_req_ornot req) 1826cancel (aio_req_ornot req)
1721 CODE: 1827 CODE:

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines