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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.188 by root, Sun Jul 17 04:20:04 2011 UTC vs.
Revision 1.212 by root, Sun Apr 8 00:11:50 2012 UTC

… …
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 22#endif
23 23
24#if __linux__
25# include <linux/fs.h>
26# ifdef FS_IOC_FIEMAP
27# include <linux/types.h>
28# include <linux/fiemap.h>
29# define HAVE_FIEMAP 1
30# endif
31#endif
32
24/* perl namespace pollution */ 33/* perl namespace pollution */
25#undef VERSION 34#undef VERSION
26 35
27/* perl stupidly overrides readdir and maybe others */ 36/* perl stupidly overrides readdir and maybe others */
28/* with thread-unsafe versions, imagine that :( */ 37/* with thread-unsafe versions, imagine that :( */
… …
30#undef opendir 39#undef opendir
31#undef closedir 40#undef closedir
32 41
33#ifdef _WIN32 42#ifdef _WIN32
34 43
35 #define EIO_STRUCT_DIRENT Direntry_t 44 // perl overrides all those nice libc functions
45
36 #undef malloc 46 #undef malloc
37 #undef free 47 #undef free
38
39 // perl overrides all those nice libc functions
40 #undef open 48 #undef open
41 #undef read 49 #undef read
42 #undef write 50 #undef write
43 #undef send 51 #undef send
44 #undef recv 52 #undef recv
… …
63 #undef dup 71 #undef dup
64 #undef dup2 72 #undef dup2
65 #undef abort 73 #undef abort
66 #undef pipe 74 #undef pipe
67 75
76 #define EIO_STRUCT_STAT struct _stati64
77 #define EIO_STRUCT_STATI64
78
68#else 79#else
69 80
70 #include <sys/time.h> 81 #include <sys/time.h>
71 #include <sys/select.h> 82 #include <sys/select.h>
72 #include <unistd.h> 83 #include <unistd.h>
73 #include <utime.h> 84 #include <utime.h>
74 #include <signal.h> 85 #include <signal.h>
75 86
76#endif
77
78#define EIO_STRUCT_STAT Stat_t 87 #define EIO_STRUCT_STAT Stat_t
79 88
80/* use NV for 32 bit perls as it allows larger offsets */
81#if IVSIZE >= 8
82# define VAL64 IV
83# define SvVAL64 SvIV
84# define newSVval64 newSViv
85#else
86# define VAL64 NV
87# define SvVAL64 SvNV
88# define newSVval64 newSVnv
89#endif 89#endif
90 90
91/*****************************************************************************/ 91/*****************************************************************************/
92 92
93#if __GNUC__ >= 3 93#if __GNUC__ >= 3
… …
103 103
104typedef SV SV8; /* byte-sv, used for argument-checking */ 104typedef SV SV8; /* byte-sv, used for argument-checking */
105typedef int aio_rfd; /* read file desriptor */ 105typedef int aio_rfd; /* read file desriptor */
106typedef int aio_wfd; /* write file descriptor */ 106typedef int aio_wfd; /* write file descriptor */
107 107
108static HV *aio_stash, *aio_req_stash, *aio_grp_stash; 108static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
109 109
110#define EIO_REQ_MEMBERS \ 110#define EIO_REQ_MEMBERS \
111 SV *callback; \ 111 SV *callback; \
112 SV *sv1, *sv2; \ 112 SV *sv1, *sv2; \
113 SV *sv3, *sv4; \
113 STRLEN stroffset; \ 114 STRLEN stroffset; \
114 SV *self; 115 SV *self;
115 116
116#define EIO_NO_WRAPPERS 1 117#define EIO_NO_WRAPPERS 1
117 118
… …
123static void req_destroy (eio_req *grp); 124static void req_destroy (eio_req *grp);
124#define EIO_DESTROY(req) req_destroy (req) 125#define EIO_DESTROY(req) req_destroy (req)
125 126
126#include "libeio/eio.c" 127#include "libeio/eio.c"
127 128
128/* Linux/others */
129#ifndef O_ASYNC
130# define O_ASYNC 0
131#endif
132#ifndef O_DIRECT
133# define O_DIRECT 0
134#endif
135#ifndef O_NOATIME
136# define O_NOATIME 0
137#endif
138
139/* POSIX */
140#ifndef O_CLOEXEC
141# define O_CLOEXEC 0
142#endif
143#ifndef O_NOFOLLOW
144# define O_NOFOLLOW 0
145#endif
146#ifndef O_NOCTTY
147# define O_NOCTTY 0
148#endif
149#ifndef O_NONBLOCK
150# define O_NONBLOCK 0
151#endif
152#ifndef O_EXEC
153# define O_EXEC 0
154#endif
155#ifndef O_SEARCH
156# define O_SEARCH 0
157#endif
158#ifndef O_DIRECTORY
159# define O_DIRECTORY 0
160#endif
161#ifndef O_DSYNC
162# define O_DSYNC 0
163#endif
164#ifndef O_RSYNC
165# define O_RSYNC 0
166#endif
167#ifndef O_SYNC
168# define O_SYNC 0
169#endif
170#ifndef O_TTY_INIT
171# define O_TTY_INIT 0
172#endif
173
174#ifndef POSIX_FADV_NORMAL
175# define POSIX_FADV_NORMAL 0
176#endif
177#ifndef POSIX_FADV_SEQUENTIAL
178# define POSIX_FADV_SEQUENTIAL 0
179#endif
180#ifndef POSIX_FADV_RANDOM
181# define POSIX_FADV_RANDOM 0
182#endif
183#ifndef POSIX_FADV_NOREUSE
184# define POSIX_FADV_NOREUSE 0
185#endif
186#ifndef POSIX_FADV_WILLNEED
187# define POSIX_FADV_WILLNEED 0
188#endif
189#ifndef POSIX_FADV_DONTNEED
190# define POSIX_FADV_DONTNEED 0
191#endif
192
193#if !HAVE_POSIX_FADVISE 129#if !HAVE_POSIX_FADVISE
194# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ 130# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
195#endif 131#endif
196 132
197#ifndef POSIX_MADV_NORMAL
198# define POSIX_MADV_NORMAL 0
199#endif
200#ifndef POSIX_MADV_SEQUENTIAL
201# define POSIX_MADV_SEQUENTIAL 0
202#endif
203#ifndef POSIX_MADV_RANDOM
204# define POSIX_MADV_RANDOM 0
205#endif
206#ifndef POSIX_MADV_WILLNEED
207# define POSIX_MADV_WILLNEED 0
208#endif
209#ifndef POSIX_MADV_DONTNEED
210# define POSIX_MADV_DONTNEED 0
211#endif
212
213#if !HAVE_POSIX_MADVISE 133#if !HAVE_POSIX_MADVISE
214# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ 134# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
215#endif
216
217#ifndef PROT_NONE
218# define PROT_NONE 0
219#endif
220#ifndef PROT_READ
221# define PROT_READ 0
222#endif
223#ifndef PROT_WRITE
224# define PROT_READ 0
225#endif
226#ifndef PROT_EXEC
227# define PROT_EXEC 0
228#endif
229
230#ifndef ST_RDONLY
231# define ST_RDONLY 0
232#endif
233#ifndef ST_NOSUID
234# define ST_NOSUID 0
235#endif
236#ifndef ST_NODEV
237# define ST_NODEV 0
238#endif
239#ifndef ST_NOEXEC
240# define ST_NOEXEC 0
241#endif
242#ifndef ST_SYNCHRONOUS
243# define ST_SYNCHRONOUS 0
244#endif
245#ifndef ST_MANDLOCK
246# define ST_MANDLOCK 0
247#endif
248#ifndef ST_WRITE
249# define ST_WRITE 0
250#endif
251#ifndef ST_APPEND
252# define ST_APPEND 0
253#endif
254#ifndef ST_IMMUTABLE
255# define ST_IMMUTABLE 0
256#endif
257#ifndef ST_NOATIME
258# define ST_NOATIME 0
259#endif
260#ifndef ST_NODIRATIME
261# define ST_NODIRATIME 0
262#endif
263#ifndef ST_RELATIME
264# define ST_RELATIME 0
265#endif
266
267#ifndef S_IFIFO
268# define S_IFIFO 0
269#endif
270#ifndef S_IFCHR
271# define S_IFCHR 0
272#endif
273#ifndef S_IFBLK
274# define S_IFBLK 0
275#endif
276#ifndef S_IFLNK
277# define S_IFLNK 0
278#endif
279#ifndef S_IFREG
280# define S_IFREG 0
281#endif
282#ifndef S_IFDIR
283# define S_IFDIR 0
284#endif
285#ifndef S_IFWHT
286# define S_IFWHT 0
287#endif
288#ifndef S_IFSOCK
289# define S_IFSOCK 0
290#endif 135#endif
291 136
292#ifndef MAP_ANONYMOUS 137#ifndef MAP_ANONYMOUS
293# ifdef MAP_ANON 138# ifdef MAP_ANON
294# define MAP_ANONYMOUS MAP_ANON 139# define MAP_ANONYMOUS MAP_ANON
295# else 140# else
296# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 141# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
297# endif 142# endif
298#endif 143#endif
299#ifndef MAP_HUGETLB 144
300# define MAP_HUGETLB 0 145/* defines all sorts of constants to 0 unless they are already defined */
301#endif 146#include "def0.h"
302#ifndef MAP_LOCKED
303# define MAP_LOCKED 0
304#endif
305#ifndef MAP_NORESERVE
306# define MAP_NORESERVE 0
307#endif
308#ifndef MAP_POPULATE
309# define MAP_POPULATE 0
310#endif
311#ifndef MAP_NONBLOCK
312# define MAP_NONBLOCK 0
313#endif
314 147
315#ifndef makedev 148#ifndef makedev
316# define makedev(maj,min) (((maj) << 8) | (min)) 149# define makedev(maj,min) (((maj) << 8) | (min))
317#endif 150#endif
318#ifndef major 151#ifndef major
… …
323#endif 156#endif
324 157
325#ifndef PAGESIZE 158#ifndef PAGESIZE
326# define PAGESIZE sysconf (_SC_PAGESIZE) 159# define PAGESIZE sysconf (_SC_PAGESIZE)
327#endif 160#endif
161
162/*****************************************************************************/
163
164static void
165fiemap (eio_req *req)
166{
167 req->result = -1;
168
169#if HAVE_FIEMAP
170 int count = req->int3;
171
172 /* heuristic: first try with 64 extents if we don't know how many, */
173 /* as most files have (hopefully) fewer than this many extents */
174 /* in fact, most should have <= 2, so maybe the 72 below is probably overkill */
175 if (count < 0)
176 count = 72; /* for what it's worth, 72 extents fit nicely into 4kb */
177
178 for (;;)
179 {
180 struct fiemap *fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
181 errno = ENOMEM;
182 if (!fiemap)
183 return;
184
185 req->ptr1 = fiemap;
186 req->flags |= EIO_FLAG_PTR1_FREE;
187
188 fiemap->fm_start = req->offs;
189 fiemap->fm_length = req->size;
190 fiemap->fm_flags = req->int2;
191 fiemap->fm_extent_count = count;
192
193 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
194 return;
195
196 if (req->int3 >= 0)
197 break; /* when not autosizing we are done */
198
199 if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST)
200 break; /* autosizing successful, we are done */
201
202 fiemap->fm_flags = req->int2;
203 fiemap->fm_extent_count = 0;
204
205 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
206 return;
207
208 count = fiemap->fm_mapped_extents;
209
210 free (fiemap);
211 }
212
213 req->result = 0;
214
215#else
216 errno = ENOSYS;
217#endif
218}
219
220/*****************************************************************************/
328 221
329enum { 222enum {
330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 223 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
331}; 224};
332 225
333typedef eio_req *aio_req; 226typedef eio_req *aio_req;
334typedef eio_req *aio_req_ornot; 227typedef eio_req *aio_req_ornot;
228typedef eio_wd aio_wd;
335 229
336static SV *on_next_submit; 230static SV *on_next_submit;
337static int next_pri = EIO_PRI_DEFAULT; 231static int next_pri = EIO_PRI_DEFAULT;
338static int max_outstanding; 232static int max_outstanding;
339 233
340static s_epipe respipe; 234static s_epipe respipe;
341 235
342static void req_destroy (aio_req req); 236static void req_destroy (aio_req req);
343static void req_cancel (aio_req req); 237static void req_cancel (aio_req req);
344 238
345static void want_poll (void) 239static void
240want_poll (void)
346{ 241{
347 /* write a dummy byte to the pipe so fh becomes ready */ 242 /* write a dummy byte to the pipe so fh becomes ready */
348 s_epipe_signal (&respipe); 243 s_epipe_signal (&respipe);
349} 244}
350 245
351static void done_poll (void) 246static void
247done_poll (void)
352{ 248{
353 /* read any signals sent by the worker threads */ 249 /* read any signals sent by the worker threads */
354 s_epipe_drain (&respipe); 250 s_epipe_drain (&respipe);
355} 251}
356 252
357/* must be called at most once */ 253/* must be called at most once */
254static SV *
358static SV *req_sv (aio_req req, HV *stash) 255req_sv (aio_req req, HV *stash)
359{ 256{
360 if (!req->self) 257 if (!req->self)
361 { 258 {
362 req->self = (SV *)newHV (); 259 req->self = (SV *)newHV ();
363 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 260 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
364 } 261 }
365 262
366 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 263 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
367} 264}
368 265
369static aio_req SvAIO_REQ (SV *sv) 266static SV *
267newSVaio_wd (aio_wd wd)
268{
269 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);
270}
271
272static aio_req
273SvAIO_REQ (SV *sv)
370{ 274{
371 MAGIC *mg; 275 MAGIC *mg;
372 276
373 if (!SvROK (sv) 277 if (!SvROK (sv)
278 /* for speed reasons, we do not verify that SvROK actually has a stash ptr */
374 || (SvSTASH (SvRV (sv)) != aio_grp_stash 279 || (SvSTASH (SvRV (sv)) != aio_grp_stash
375 && SvSTASH (SvRV (sv)) != aio_req_stash 280 && SvSTASH (SvRV (sv)) != aio_req_stash
376 && !sv_derived_from (sv, "IO::AIO::REQ"))) 281 && !sv_derived_from (sv, "IO::AIO::REQ")))
377 croak ("object of class IO::AIO::REQ expected"); 282 croak ("object of class IO::AIO::REQ expected");
378 283
379 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 284 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
380 285
381 return mg ? (aio_req)mg->mg_ptr : 0; 286 return mg ? (aio_req)mg->mg_ptr : 0;
382} 287}
383 288
289static aio_wd
290SvAIO_WD (SV *sv)
291{
292 if (!SvROK (sv)
293 || SvTYPE (SvRV (sv)) != SVt_PVMG
294 || SvSTASH (SvRV (sv)) != aio_wd_stash)
295 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
296
297 return (aio_wd)(long)SvIVX (SvRV (sv));
298}
299
300static void
384static void aio_grp_feed (aio_req grp) 301aio_grp_feed (aio_req grp)
385{ 302{
386 if (grp->sv2 && SvOK (grp->sv2)) 303 if (grp->sv2 && SvOK (grp->sv2))
387 { 304 {
388 dSP; 305 dSP;
389 306
… …
397 FREETMPS; 314 FREETMPS;
398 LEAVE; 315 LEAVE;
399 } 316 }
400} 317}
401 318
319static void
402static void req_submit (eio_req *req) 320req_submit (eio_req *req)
403{ 321{
404 eio_submit (req); 322 eio_submit (req);
405 323
406 if (expect_false (on_next_submit)) 324 if (expect_false (on_next_submit))
407 { 325 {
… …
414 PUTBACK; 332 PUTBACK;
415 call_sv (cb, G_DISCARD | G_EVAL); 333 call_sv (cb, G_DISCARD | G_EVAL);
416 } 334 }
417} 335}
418 336
337static int
419static int req_invoke (eio_req *req) 338req_invoke (eio_req *req)
420{ 339{
421 if (req->flags & FLAG_SV2_RO_OFF) 340 if (req->flags & FLAG_SV2_RO_OFF)
422 SvREADONLY_off (req->sv2); 341 SvREADONLY_off (req->sv2);
423 342
424 if (!EIO_CANCELLED (req) && req->callback) 343 if (!EIO_CANCELLED (req) && req->callback)
… …
445 SvREADONLY_on (sv_result); 364 SvREADONLY_on (sv_result);
446 } 365 }
447 366
448 switch (req->type) 367 switch (req->type)
449 { 368 {
369 case EIO_WD_OPEN:
370 PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
371 break;
372
450 case EIO_READDIR: 373 case EIO_READDIR:
451 { 374 {
452 SV *rv = &PL_sv_undef; 375 SV *rv = &PL_sv_undef;
453 376
454 if (req->result >= 0) 377 if (req->result >= 0)
… …
596 break; 519 break;
597 520
598 case EIO_STAT: 521 case EIO_STAT:
599 case EIO_LSTAT: 522 case EIO_LSTAT:
600 case EIO_FSTAT: 523 case EIO_FSTAT:
601 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 524 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
525
602 PL_laststatval = req->result; 526 if (!(PL_laststatval = req->result))
603 /* if compilation fails here then perl's Stat_t is not struct _stati64 */ 527 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
604 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 528 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
529
605 PUSHs (sv_result); 530 PUSHs (sv_result);
531 break;
532
533 case EIO_SEEK:
534 PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
606 break; 535 break;
607 536
608 case EIO_READ: 537 case EIO_READ:
609 { 538 {
610 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); 539 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
… …
613 SvSETMAGIC (req->sv2); 542 SvSETMAGIC (req->sv2);
614 PUSHs (sv_result); 543 PUSHs (sv_result);
615 } 544 }
616 break; 545 break;
617 546
547 case EIO_CUSTOM:
548 if (req->feed == fiemap)
549 {
550#if HAVE_FIEMAP
551 if (!req->result)
552 {
553 struct fiemap *fiemap = (struct fiemap *)req->ptr1;
554
555 if (fiemap->fm_extent_count)
556 {
557 AV *av = newAV ();
558 int i;
559
560 while (fiemap->fm_mapped_extents)
561 {
562 struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
563 AV *ext_av = newAV ();
564
565 av_store (ext_av, 3, newSVuv (extent->fe_flags));
566 av_store (ext_av, 2, newSVval64 (extent->fe_length));
567 av_store (ext_av, 1, newSVval64 (extent->fe_physical));
568 av_store (ext_av, 0, newSVval64 (extent->fe_logical));
569
570 av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
571 }
572
573 PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
574 }
575 else
576 {
577 SvIV_set (sv_result, fiemap->fm_mapped_extents);
578 PUSHs (sv_result);
579 }
580 }
581#endif
582 }
583 else
584 PUSHs (sv_result);
585 break;
586
618 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 587 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
619 if (req->result > 0) 588 if (req->result > 0)
620 SvIV_set (sv_result, 0); 589 SvIV_set (sv_result, 0);
621 /* FALLTHROUGH */ 590 /* FALLTHROUGH */
622 591
… …
643 } 612 }
644 613
645 return !!SvTRUE (ERRSV); 614 return !!SvTRUE (ERRSV);
646} 615}
647 616
617static void
648static void req_destroy (aio_req req) 618req_destroy (aio_req req)
649{ 619{
650 if (req->self) 620 if (req->self)
651 { 621 {
652 sv_unmagic (req->self, PERL_MAGIC_ext); 622 sv_unmagic (req->self, PERL_MAGIC_ext);
653 SvREFCNT_dec (req->self); 623 SvREFCNT_dec (req->self);
654 } 624 }
655 625
656 SvREFCNT_dec (req->sv1); 626 SvREFCNT_dec (req->sv1);
657 SvREFCNT_dec (req->sv2); 627 SvREFCNT_dec (req->sv2);
628 SvREFCNT_dec (req->sv3);
629 SvREFCNT_dec (req->sv4);
658 SvREFCNT_dec (req->callback); 630 SvREFCNT_dec (req->callback);
659 631
660 Safefree (req); 632 free (req);
661} 633}
662 634
635static void
663static void req_cancel_subs (aio_req grp) 636req_cancel_subs (aio_req grp)
664{ 637{
665 if (grp->type != EIO_GROUP) 638 if (grp->type != EIO_GROUP)
666 return; 639 return;
667 640
668 SvREFCNT_dec (grp->sv2); 641 SvREFCNT_dec (grp->sv2);
669 grp->sv2 = 0; 642 grp->sv2 = 0;
670 643
671 eio_grp_cancel (grp); 644 eio_grp_cancel (grp);
672} 645}
673 646
647static void ecb_cold
674static void create_respipe (void) 648create_respipe (void)
675{ 649{
676 if (s_epipe_renew (&respipe)) 650 if (s_epipe_renew (&respipe))
677 croak ("IO::AIO: unable to initialize result pipe"); 651 croak ("IO::AIO: unable to initialize result pipe");
678} 652}
679 653
680static void poll_wait (void) 654static void
655poll_wait (void)
681{ 656{
682 while (eio_nreqs ()) 657 while (eio_nreqs ())
683 { 658 {
684 int size; 659 int size;
685 660
… …
694 669
695 s_epipe_wait (&respipe); 670 s_epipe_wait (&respipe);
696 } 671 }
697} 672}
698 673
699static int poll_cb (void) 674static int
675poll_cb (void)
700{ 676{
701 for (;;) 677 for (;;)
702 { 678 {
703 int res = eio_poll (); 679 int res = eio_poll ();
704 680
… …
710 686
711 poll_wait (); 687 poll_wait ();
712 } 688 }
713} 689}
714 690
715static void atfork_child (void) 691static void ecb_cold
692reinit (void)
716{ 693{
717 create_respipe (); 694 create_respipe ();
695
696 if (eio_init (want_poll, done_poll) < 0)
697 croak ("IO::AIO: unable to initialise eio library");
718} 698}
719 699
720/*****************************************************************************/ 700/*****************************************************************************/
721 701
722#if !_POSIX_MAPPED_FILES 702#if !_POSIX_MAPPED_FILES
… …
733# define MAP_FIXED 0 713# define MAP_FIXED 0
734#endif 714#endif
735 715
736#define MMAP_MAGIC PERL_MAGIC_ext 716#define MMAP_MAGIC PERL_MAGIC_ext
737 717
718static int ecb_cold
738static int mmap_free (pTHX_ SV *sv, MAGIC *mg) 719mmap_free (pTHX_ SV *sv, MAGIC *mg)
739{ 720{
740 int old_errno = errno; 721 int old_errno = errno;
741 munmap (mg->mg_ptr, (size_t)mg->mg_obj); 722 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
742 errno = old_errno; 723 errno = old_errno;
743 724
… …
759 0, 0, 0, 0, mmap_free 740 0, 0, 0, 0, mmap_free
760}; 741};
761 742
762/*****************************************************************************/ 743/*****************************************************************************/
763 744
745static SV *
764static SV * get_cb (SV *cb_sv) 746get_cb (SV *cb_sv)
765{ 747{
766 SvGETMAGIC (cb_sv); 748 SvGETMAGIC (cb_sv);
767 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 749 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
768} 750}
769 751
752static aio_req ecb_noinline
753dreq (SV *callback)
754{
755 SV *cb_cv;
756 aio_req req;
757 int req_pri = next_pri;
758 next_pri = EIO_PRI_DEFAULT;
759
760 cb_cv = get_cb (callback);
761
762 req = calloc (sizeof (*req), 1);
763 if (!req)
764 croak ("out of memory during eio_req allocation");
765
766 req->callback = SvREFCNT_inc (cb_cv);
767 req->pri = req_pri;
768
769 return req;
770}
771
770#define dREQ \ 772#define dREQ \
771 SV *cb_cv; \ 773 aio_req req = dreq (callback); \
772 aio_req req; \
773 int req_pri = next_pri; \
774 next_pri = EIO_PRI_DEFAULT; \
775 \
776 cb_cv = get_cb (callback); \
777 \
778 Newz (0, req, 1, eio_req); \
779 if (!req) \
780 croak ("out of memory during eio_req allocation"); \
781 \
782 req->callback = SvREFCNT_inc (cb_cv); \
783 req->pri = req_pri
784 774
785#define REQ_SEND \ 775#define REQ_SEND \
786 PUTBACK; \ 776 PUTBACK; \
787 req_submit (req); \ 777 req_submit (req); \
788 SPAGAIN; \ 778 SPAGAIN; \
789 \ 779 \
790 if (GIMME_V != G_VOID) \ 780 if (GIMME_V != G_VOID) \
791 XPUSHs (req_sv (req, aio_req_stash)); 781 XPUSHs (req_sv (req, aio_req_stash));
792 782
783ecb_inline void
784req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
785{
786 if (expect_false (SvROK (path)))
787 {
788 SV *rv = SvRV (path);
789 SV *wdob;
790
791 if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
792 {
793 path = AvARRAY (rv)[1];
794 wdob = AvARRAY (rv)[0];
795
796 if (SvOK (wdob))
797 {
798 *wd = SvAIO_WD (wdob);
799 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
800 }
801 else
802 *wd = EIO_INVALID_WD;
803 }
804 else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
805 {
806 *wd = (aio_wd)(long)SvIVX (rv);
807 *wdsv = SvREFCNT_inc_NN (rv);
808 *ptr = ".";
809 return; /* path set to "." */
810 }
811 else
812 croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
813 }
814
815 *pathsv = newSVsv (path);
816 *ptr = SvPVbyte_nolen (*pathsv);
817}
818
819static void ecb_noinline
820req_set_path1 (aio_req req, SV *path)
821{
822 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
823}
824
825static void ecb_noinline
826req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
827{
828 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
829
830 switch (SvTYPE (rv))
831 {
832 case SVt_PVIO:
833 case SVt_PVLV:
834 case SVt_PVGV:
835 req->type = type_fh;
836 req->sv1 = newSVsv (fh_or_path);
837 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
838 break;
839
840 default:
841 req->type = type_path;
842 req_set_path1 (req, fh_or_path);
843 break;
844 }
845}
846
847XS(boot_IO__AIO) ecb_cold;
848
793MODULE = IO::AIO PACKAGE = IO::AIO 849MODULE = IO::AIO PACKAGE = IO::AIO
794 850
795PROTOTYPES: ENABLE 851PROTOTYPES: ENABLE
796 852
797BOOT: 853BOOT:
… …
801 IV iv; 857 IV iv;
802 } *civ, const_iv[] = { 858 } *civ, const_iv[] = {
803# define const_niv(name, value) { # name, (IV) value }, 859# define const_niv(name, value) { # name, (IV) value },
804# define const_iv(name) { # name, (IV) name }, 860# define const_iv(name) { # name, (IV) name },
805# define const_eio(name) { # name, (IV) EIO_ ## name }, 861# define const_eio(name) { # name, (IV) EIO_ ## name },
862
863 /* you have to re-run ./gendef0 after adding/Removing any constants here */
864
865 const_iv (ENOSYS)
806 const_iv (EXDEV) 866 const_iv (EXDEV)
807 const_iv (ENOSYS) 867 const_iv (EBADR)
868
808 const_iv (O_RDONLY) 869 const_iv (O_RDONLY)
809 const_iv (O_WRONLY) 870 const_iv (O_WRONLY)
810 const_iv (O_RDWR) 871 const_iv (O_RDWR)
811 const_iv (O_CREAT) 872 const_iv (O_CREAT)
812 const_iv (O_TRUNC) 873 const_iv (O_TRUNC)
… …
880 const_iv (MAP_LOCKED) 941 const_iv (MAP_LOCKED)
881 const_iv (MAP_NORESERVE) 942 const_iv (MAP_NORESERVE)
882 const_iv (MAP_POPULATE) 943 const_iv (MAP_POPULATE)
883 const_iv (MAP_NONBLOCK) 944 const_iv (MAP_NONBLOCK)
884 945
946 const_iv (FIEMAP_FLAG_SYNC)
947 const_iv (FIEMAP_FLAG_XATTR)
948 const_iv (FIEMAP_FLAGS_COMPAT)
949 const_iv (FIEMAP_EXTENT_LAST)
950 const_iv (FIEMAP_EXTENT_UNKNOWN)
951 const_iv (FIEMAP_EXTENT_DELALLOC)
952 const_iv (FIEMAP_EXTENT_ENCODED)
953 const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
954 const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
955 const_iv (FIEMAP_EXTENT_DATA_INLINE)
956 const_iv (FIEMAP_EXTENT_DATA_TAIL)
957 const_iv (FIEMAP_EXTENT_UNWRITTEN)
958 const_iv (FIEMAP_EXTENT_MERGED)
959 const_iv (FIEMAP_EXTENT_SHARED)
960
961 const_eio (SEEK_SET)
962 const_eio (SEEK_CUR)
963 const_eio (SEEK_END)
964
885 const_eio (MCL_FUTURE) 965 const_eio (MCL_FUTURE)
886 const_eio (MCL_CURRENT) 966 const_eio (MCL_CURRENT)
887 967
888 const_eio (MS_ASYNC) 968 const_eio (MS_ASYNC)
889 const_eio (MS_INVALIDATE) 969 const_eio (MS_INVALIDATE)
… …
914 }; 994 };
915 995
916 aio_stash = gv_stashpv ("IO::AIO" , 1); 996 aio_stash = gv_stashpv ("IO::AIO" , 1);
917 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 997 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
918 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 998 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
999 aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
919 1000
920 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1001 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
921 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 1002 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
922 1003
923 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1004 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
924 1005
925 create_respipe (); 1006 reinit ();
926
927 if (eio_init (want_poll, done_poll) < 0)
928 croak ("IO::AIO: unable to initialise eio library");
929
930 /* atfork child called in fifo order, so before eio's handler */
931 X_THREAD_ATFORK (0, 0, atfork_child);
932} 1007}
1008
1009void
1010reinit ()
1011 PROTOTYPE:
933 1012
934void 1013void
935max_poll_reqs (unsigned int nreqs) 1014max_poll_reqs (unsigned int nreqs)
936 PROTOTYPE: $ 1015 PROTOTYPE: $
937 CODE: 1016 CODE:
… …
972 PROTOTYPE: $ 1051 PROTOTYPE: $
973 CODE: 1052 CODE:
974 max_outstanding = maxreqs; 1053 max_outstanding = maxreqs;
975 1054
976void 1055void
1056aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
1057 PPCODE:
1058{
1059 dREQ;
1060
1061 req->type = EIO_WD_OPEN;
1062 req_set_path1 (req, pathname);
1063
1064 REQ_SEND;
1065}
1066
1067void
977aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1068aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
978 PPCODE: 1069 PPCODE:
979{ 1070{
980 dREQ; 1071 dREQ;
981 1072
982 req->type = EIO_OPEN; 1073 req->type = EIO_OPEN;
983 req->sv1 = newSVsv (pathname); 1074 req_set_path1 (req, pathname);
984 req->ptr1 = SvPVbyte_nolen (req->sv1);
985 req->int1 = flags; 1075 req->int1 = flags;
986 req->int2 = mode; 1076 req->int2 = mode;
987 1077
988 REQ_SEND; 1078 REQ_SEND;
989} 1079}
… …
991void 1081void
992aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1082aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
993 ALIAS: 1083 ALIAS:
994 aio_fsync = EIO_FSYNC 1084 aio_fsync = EIO_FSYNC
995 aio_fdatasync = EIO_FDATASYNC 1085 aio_fdatasync = EIO_FDATASYNC
1086 aio_syncfs = EIO_SYNCFS
996 PPCODE: 1087 PPCODE:
997{ 1088{
998 int fd = s_fileno_croak (fh, 0); 1089 int fd = s_fileno_croak (fh, 0);
999 dREQ; 1090 dREQ;
1000 1091
1001 req->type = ix; 1092 req->type = ix;
1002 req->sv1 = newSVsv (fh); 1093 req->sv1 = newSVsv (fh);
1003 req->int1 = fd; 1094 req->int1 = fd;
1004 1095
1005 REQ_SEND (req); 1096 REQ_SEND;
1006} 1097}
1007 1098
1008void 1099void
1009aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1100aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
1010 PPCODE: 1101 PPCODE:
… …
1017 req->int1 = fd; 1108 req->int1 = fd;
1018 req->offs = offset; 1109 req->offs = offset;
1019 req->size = nbytes; 1110 req->size = nbytes;
1020 req->int2 = flags; 1111 req->int2 = flags;
1021 1112
1022 REQ_SEND (req); 1113 REQ_SEND;
1023} 1114}
1024 1115
1025void 1116void
1026aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1117aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
1027 PPCODE: 1118 PPCODE:
… …
1034 req->int1 = fd; 1125 req->int1 = fd;
1035 req->int2 = mode; 1126 req->int2 = mode;
1036 req->offs = offset; 1127 req->offs = offset;
1037 req->size = len; 1128 req->size = len;
1038 1129
1039 REQ_SEND (req); 1130 REQ_SEND;
1040} 1131}
1041 1132
1042void 1133void
1043aio_close (SV *fh, SV *callback=&PL_sv_undef) 1134aio_close (SV *fh, SV *callback=&PL_sv_undef)
1044 PPCODE: 1135 PPCODE:
… …
1068 req->type = EIO_DUP2; 1159 req->type = EIO_DUP2;
1069 req->int1 = close_fd; 1160 req->int1 = close_fd;
1070 req->sv2 = newSVsv (fh); 1161 req->sv2 = newSVsv (fh);
1071 req->int2 = fd; 1162 req->int2 = fd;
1072 1163
1073 REQ_SEND (req); 1164 REQ_SEND;
1165}
1166
1167void
1168aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef)
1169 PPCODE:
1170{
1171 int fd = s_fileno_croak (fh, 0);
1172 dREQ;
1173
1174 req->type = EIO_SEEK;
1175 req->sv1 = newSVsv (fh);
1176 req->int1 = fd;
1177 req->offs = SvVAL64 (offset);
1178 req->int2 = whence;
1179
1180 REQ_SEND;
1074} 1181}
1075 1182
1076void 1183void
1077aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1184aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
1078 ALIAS: 1185 ALIAS:
… …
1125 REQ_SEND; 1232 REQ_SEND;
1126 } 1233 }
1127} 1234}
1128 1235
1129void 1236void
1130aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1237aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1131 ALIAS: 1238 ALIAS:
1132 aio_readlink = EIO_READLINK 1239 aio_readlink = EIO_READLINK
1133 aio_realpath = EIO_REALPATH 1240 aio_realpath = EIO_REALPATH
1134 PPCODE: 1241 PPCODE:
1135{ 1242{
1136 dREQ; 1243 dREQ;
1137 1244
1138 req->type = ix; 1245 req->type = ix;
1139 req->sv1 = newSVsv (path); 1246 req_set_path1 (req, pathname);
1140 req->ptr1 = SvPVbyte_nolen (req->sv1);
1141 1247
1142 REQ_SEND; 1248 REQ_SEND;
1143} 1249}
1144 1250
1145void 1251void
… …
1185 aio_statvfs = EIO_STATVFS 1291 aio_statvfs = EIO_STATVFS
1186 PPCODE: 1292 PPCODE:
1187{ 1293{
1188 dREQ; 1294 dREQ;
1189 1295
1190 req->sv1 = newSVsv (fh_or_path); 1296 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1191
1192 if (SvPOK (req->sv1))
1193 {
1194 req->type = ix;
1195 req->ptr1 = SvPVbyte_nolen (req->sv1);
1196 }
1197 else
1198 {
1199 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1200 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1201 }
1202 1297
1203 REQ_SEND; 1298 REQ_SEND;
1204} 1299}
1205 1300
1206UV 1301UV
… …
1225{ 1320{
1226 dREQ; 1321 dREQ;
1227 1322
1228 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1323 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1229 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1324 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1230 req->sv1 = newSVsv (fh_or_path); 1325 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1231
1232 if (SvPOK (req->sv1))
1233 {
1234 req->type = EIO_UTIME;
1235 req->ptr1 = SvPVbyte_nolen (req->sv1);
1236 }
1237 else
1238 {
1239 req->type = EIO_FUTIME;
1240 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1241 }
1242 1326
1243 REQ_SEND; 1327 REQ_SEND;
1244} 1328}
1245 1329
1246void 1330void
1247aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1331aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1248 PPCODE: 1332 PPCODE:
1249{ 1333{
1250 dREQ; 1334 dREQ;
1251 1335
1252 req->sv1 = newSVsv (fh_or_path);
1253 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1336 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1254 1337 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1255 if (SvPOK (req->sv1))
1256 {
1257 req->type = EIO_TRUNCATE;
1258 req->ptr1 = SvPVbyte_nolen (req->sv1);
1259 }
1260 else
1261 {
1262 req->type = EIO_FTRUNCATE;
1263 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1264 }
1265 1338
1266 REQ_SEND; 1339 REQ_SEND;
1267} 1340}
1268 1341
1269void 1342void
1270aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1343aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef)
1271 ALIAS:
1272 aio_chmod = EIO_CHMOD
1273 aio_mkdir = EIO_MKDIR
1274 PPCODE: 1344 PPCODE:
1275{ 1345{
1276 dREQ; 1346 dREQ;
1277 1347
1278 req->int2 = mode; 1348 req->int2 = mode;
1279 req->sv1 = newSVsv (fh_or_path); 1349 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1280
1281 if (SvPOK (req->sv1))
1282 {
1283 req->type = ix;
1284 req->ptr1 = SvPVbyte_nolen (req->sv1);
1285 }
1286 else
1287 {
1288 req->type = EIO_FCHMOD;
1289 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1290 }
1291 1350
1292 REQ_SEND; 1351 REQ_SEND;
1293} 1352}
1294 1353
1295void 1354void
… …
1298{ 1357{
1299 dREQ; 1358 dREQ;
1300 1359
1301 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1360 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1302 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1361 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1303 req->sv1 = newSVsv (fh_or_path); 1362 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1304
1305 if (SvPOK (req->sv1))
1306 {
1307 req->type = EIO_CHOWN;
1308 req->ptr1 = SvPVbyte_nolen (req->sv1);
1309 }
1310 else
1311 {
1312 req->type = EIO_FCHOWN;
1313 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1314 }
1315 1363
1316 REQ_SEND; 1364 REQ_SEND;
1317} 1365}
1318 1366
1319void 1367void
… …
1321 PPCODE: 1369 PPCODE:
1322{ 1370{
1323 dREQ; 1371 dREQ;
1324 1372
1325 req->type = EIO_READDIR; 1373 req->type = EIO_READDIR;
1326 req->sv1 = newSVsv (pathname);
1327 req->ptr1 = SvPVbyte_nolen (req->sv1);
1328 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; 1374 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1329 1375
1330 if (flags & EIO_READDIR_DENTS) 1376 if (flags & EIO_READDIR_DENTS)
1331 req->int1 |= EIO_READDIR_CUSTOM2; 1377 req->int1 |= EIO_READDIR_CUSTOM2;
1332 1378
1379 req_set_path1 (req, pathname);
1380
1333 REQ_SEND; 1381 REQ_SEND;
1382}
1383
1384void
1385aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef)
1386 PPCODE:
1387{
1388 dREQ;
1389
1390 req->type = EIO_MKDIR;
1391 req->int2 = mode;
1392 req_set_path1 (req, pathname);
1393
1394 REQ_SEND;
1334} 1395}
1335 1396
1336void 1397void
1337aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1398aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1338 ALIAS: 1399 ALIAS:
… …
1342 PPCODE: 1403 PPCODE:
1343{ 1404{
1344 dREQ; 1405 dREQ;
1345 1406
1346 req->type = ix; 1407 req->type = ix;
1347 req->sv1 = newSVsv (pathname); 1408 req_set_path1 (req, pathname);
1348 req->ptr1 = SvPVbyte_nolen (req->sv1);
1349 1409
1350 REQ_SEND; 1410 REQ_SEND;
1351} 1411}
1352 1412
1353void 1413void
… …
1356 aio_link = EIO_LINK 1416 aio_link = EIO_LINK
1357 aio_symlink = EIO_SYMLINK 1417 aio_symlink = EIO_SYMLINK
1358 aio_rename = EIO_RENAME 1418 aio_rename = EIO_RENAME
1359 PPCODE: 1419 PPCODE:
1360{ 1420{
1421 eio_wd wd2 = 0;
1361 dREQ; 1422 dREQ;
1362 1423
1363 req->type = ix; 1424 req->type = ix;
1364 req->sv1 = newSVsv (oldpath); 1425 req_set_path1 (req, oldpath);
1365 req->ptr1 = SvPVbyte_nolen (req->sv1); 1426 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1366 req->sv2 = newSVsv (newpath); 1427 req->int3 = (long)wd2;
1367 req->ptr2 = SvPVbyte_nolen (req->sv2);
1368 1428
1369 REQ_SEND; 1429 REQ_SEND;
1370} 1430}
1371 1431
1372void 1432void
… …
1374 PPCODE: 1434 PPCODE:
1375{ 1435{
1376 dREQ; 1436 dREQ;
1377 1437
1378 req->type = EIO_MKNOD; 1438 req->type = EIO_MKNOD;
1379 req->sv1 = newSVsv (pathname);
1380 req->ptr1 = SvPVbyte_nolen (req->sv1);
1381 req->int2 = (mode_t)mode; 1439 req->int2 = (mode_t)mode;
1382 req->offs = dev; 1440 req->offs = dev;
1441 req_set_path1 (req, pathname);
1383 1442
1384 REQ_SEND; 1443 REQ_SEND;
1385} 1444}
1386 1445
1387void 1446void
… …
1454 1513
1455 req->type = EIO_MLOCKALL; 1514 req->type = EIO_MLOCKALL;
1456 req->int1 = flags; 1515 req->int1 = flags;
1457 1516
1458 REQ_SEND; 1517 REQ_SEND;
1518}
1519
1520void
1521aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef)
1522 PPCODE:
1523{
1524 int fd = s_fileno_croak (fh, 0);
1525 dREQ;
1526
1527 req->type = EIO_CUSTOM;
1528 req->sv1 = newSVsv (fh);
1529 req->int1 = fd;
1530
1531 req->feed = fiemap;
1532#if HAVE_FIEMAP
1533 /* keep our fingers crossed that the next two types are 64 bit */
1534 req->offs = start;
1535 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
1536 req->int2 = flags;
1537 req->int3 = SvOK (count) ? SvIV (count) : -1;
1538#endif
1539
1540 REQ_SEND;
1459} 1541}
1460 1542
1461void 1543void
1462aio_busy (double delay, SV *callback=&PL_sv_undef) 1544aio_busy (double delay, SV *callback=&PL_sv_undef)
1463 PPCODE: 1545 PPCODE:
… …
1587 CODE: 1669 CODE:
1588 RETVAL = posix_fadvise (fh, offset, length, advice); 1670 RETVAL = posix_fadvise (fh, offset, length, advice);
1589 OUTPUT: 1671 OUTPUT:
1590 RETVAL 1672 RETVAL
1591 1673
1592ssize_t 1674IV
1593sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1675sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1594 CODE: 1676 CODE:
1595 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1677 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1596 OUTPUT: 1678 OUTPUT:
1597 RETVAL 1679 RETVAL
… …
1709 SvREFCNT_dec (on_next_submit); 1791 SvREFCNT_dec (on_next_submit);
1710 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1792 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1711 1793
1712PROTOTYPES: DISABLE 1794PROTOTYPES: DISABLE
1713 1795
1796MODULE = IO::AIO PACKAGE = IO::AIO::WD
1797
1798BOOT:
1799{
1800 newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
1801 newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
1802}
1803
1804void
1805DESTROY (SV *self)
1806 CODE:
1807{
1808 aio_wd wd = SvAIO_WD (self);
1809#if HAVE_AT
1810 {
1811 SV *callback = &PL_sv_undef;
1812 dREQ; /* clobbers next_pri :/ */
1813 next_pri = req->pri; /* restore next_pri */
1814 req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
1815 req->type = EIO_WD_CLOSE;
1816 req->wd = wd;
1817 REQ_SEND;
1818 }
1819#else
1820 eio_wd_close_sync (wd);
1821#endif
1822}
1823
1714MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1824MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1715 1825
1716void 1826void
1717cancel (aio_req_ornot req) 1827cancel (aio_req_ornot req)
1718 CODE: 1828 CODE:

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