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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 1.211 by root, Sat Apr 7 00:50:33 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/fiemap.h>
28# define HAVE_FIEMAP 1
29# endif
30#endif
31
24/* perl namespace pollution */ 32/* perl namespace pollution */
25#undef VERSION 33#undef VERSION
26 34
27/* perl stupidly overrides readdir and maybe others */ 35/* perl stupidly overrides readdir and maybe others */
28/* with thread-unsafe versions, imagine that :( */ 36/* with thread-unsafe versions, imagine that :( */
… …
30#undef opendir 38#undef opendir
31#undef closedir 39#undef closedir
32 40
33#ifdef _WIN32 41#ifdef _WIN32
34 42
35 #define EIO_STRUCT_DIRENT Direntry_t 43 // perl overrides all those nice libc functions
44
36 #undef malloc 45 #undef malloc
37 #undef free 46 #undef free
38
39 // perl overrides all those nice libc functions
40 #undef open 47 #undef open
41 #undef read 48 #undef read
42 #undef write 49 #undef write
43 #undef send 50 #undef send
44 #undef recv 51 #undef recv
… …
63 #undef dup 70 #undef dup
64 #undef dup2 71 #undef dup2
65 #undef abort 72 #undef abort
66 #undef pipe 73 #undef pipe
67 74
75 #define EIO_STRUCT_STAT struct _stati64
76 #define EIO_STRUCT_STATI64
77
68#else 78#else
69 79
70 #include <sys/time.h> 80 #include <sys/time.h>
71 #include <sys/select.h> 81 #include <sys/select.h>
72 #include <unistd.h> 82 #include <unistd.h>
73 #include <utime.h> 83 #include <utime.h>
74 #include <signal.h> 84 #include <signal.h>
75 85
76#endif
77
78#define EIO_STRUCT_STAT Stat_t 86 #define EIO_STRUCT_STAT Stat_t
79 87
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 88#endif
90 89
91/*****************************************************************************/ 90/*****************************************************************************/
92 91
93#if __GNUC__ >= 3 92#if __GNUC__ >= 3
… …
103 102
104typedef SV SV8; /* byte-sv, used for argument-checking */ 103typedef SV SV8; /* byte-sv, used for argument-checking */
105typedef int aio_rfd; /* read file desriptor */ 104typedef int aio_rfd; /* read file desriptor */
106typedef int aio_wfd; /* write file descriptor */ 105typedef int aio_wfd; /* write file descriptor */
107 106
108static HV *aio_stash, *aio_req_stash, *aio_grp_stash; 107static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
109 108
110#define EIO_REQ_MEMBERS \ 109#define EIO_REQ_MEMBERS \
111 SV *callback; \ 110 SV *callback; \
112 SV *sv1, *sv2; \ 111 SV *sv1, *sv2; \
112 SV *sv3, *sv4; \
113 STRLEN stroffset; \ 113 STRLEN stroffset; \
114 SV *self; 114 SV *self;
115 115
116#define EIO_NO_WRAPPERS 1 116#define EIO_NO_WRAPPERS 1
117 117
… …
123static void req_destroy (eio_req *grp); 123static void req_destroy (eio_req *grp);
124#define EIO_DESTROY(req) req_destroy (req) 124#define EIO_DESTROY(req) req_destroy (req)
125 125
126#include "libeio/eio.c" 126#include "libeio/eio.c"
127 127
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 128#if !HAVE_POSIX_FADVISE
194# 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 */
195#endif 130#endif
196 131
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 132#if !HAVE_POSIX_MADVISE
214# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ 133# 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 134#endif
291 135
292#ifndef MAP_ANONYMOUS 136#ifndef MAP_ANONYMOUS
293# ifdef MAP_ANON 137# ifdef MAP_ANON
294# define MAP_ANONYMOUS MAP_ANON 138# define MAP_ANONYMOUS MAP_ANON
295# else 139# else
296# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 140# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
297# endif 141# endif
298#endif 142#endif
299#ifndef MAP_HUGETLB 143
300# define MAP_HUGETLB 0 144/* defines all sorts of constants to 0 unless they are already defined */
301#endif 145#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
314 146
315#ifndef makedev 147#ifndef makedev
316# define makedev(maj,min) (((maj) << 8) | (min)) 148# define makedev(maj,min) (((maj) << 8) | (min))
317#endif 149#endif
318#ifndef major 150#ifndef major
… …
323#endif 155#endif
324 156
325#ifndef PAGESIZE 157#ifndef PAGESIZE
326# define PAGESIZE sysconf (_SC_PAGESIZE) 158# define PAGESIZE sysconf (_SC_PAGESIZE)
327#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/*****************************************************************************/
328 220
329enum { 221enum {
330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 222 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
331}; 223};
332 224
333typedef eio_req *aio_req; 225typedef eio_req *aio_req;
334typedef eio_req *aio_req_ornot; 226typedef eio_req *aio_req_ornot;
227typedef eio_wd aio_wd;
335 228
336static SV *on_next_submit; 229static SV *on_next_submit;
337static int next_pri = EIO_PRI_DEFAULT; 230static int next_pri = EIO_PRI_DEFAULT;
338static int max_outstanding; 231static int max_outstanding;
339 232
340static s_epipe respipe; 233static s_epipe respipe;
341 234
342static void req_destroy (aio_req req); 235static void req_destroy (aio_req req);
343static void req_cancel (aio_req req); 236static void req_cancel (aio_req req);
344 237
345static void want_poll (void) 238static void
239want_poll (void)
346{ 240{
347 /* write a dummy byte to the pipe so fh becomes ready */ 241 /* write a dummy byte to the pipe so fh becomes ready */
348 s_epipe_signal (&respipe); 242 s_epipe_signal (&respipe);
349} 243}
350 244
351static void done_poll (void) 245static void
246done_poll (void)
352{ 247{
353 /* read any signals sent by the worker threads */ 248 /* read any signals sent by the worker threads */
354 s_epipe_drain (&respipe); 249 s_epipe_drain (&respipe);
355} 250}
356 251
357/* must be called at most once */ 252/* must be called at most once */
253static SV *
358static SV *req_sv (aio_req req, HV *stash) 254req_sv (aio_req req, HV *stash)
359{ 255{
360 if (!req->self) 256 if (!req->self)
361 { 257 {
362 req->self = (SV *)newHV (); 258 req->self = (SV *)newHV ();
363 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 259 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
364 } 260 }
365 261
366 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 262 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
367} 263}
368 264
369static 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)
370{ 273{
371 MAGIC *mg; 274 MAGIC *mg;
372 275
373 if (!SvROK (sv) 276 if (!SvROK (sv)
277 /* for speed reasons, we do not verify that SvROK actually has a stash ptr */
374 || (SvSTASH (SvRV (sv)) != aio_grp_stash 278 || (SvSTASH (SvRV (sv)) != aio_grp_stash
375 && SvSTASH (SvRV (sv)) != aio_req_stash 279 && SvSTASH (SvRV (sv)) != aio_req_stash
376 && !sv_derived_from (sv, "IO::AIO::REQ"))) 280 && !sv_derived_from (sv, "IO::AIO::REQ")))
377 croak ("object of class IO::AIO::REQ expected"); 281 croak ("object of class IO::AIO::REQ expected");
378 282
379 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 283 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
380 284
381 return mg ? (aio_req)mg->mg_ptr : 0; 285 return mg ? (aio_req)mg->mg_ptr : 0;
382} 286}
383 287
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
384static void aio_grp_feed (aio_req grp) 300aio_grp_feed (aio_req grp)
385{ 301{
386 if (grp->sv2 && SvOK (grp->sv2)) 302 if (grp->sv2 && SvOK (grp->sv2))
387 { 303 {
388 dSP; 304 dSP;
389 305
… …
397 FREETMPS; 313 FREETMPS;
398 LEAVE; 314 LEAVE;
399 } 315 }
400} 316}
401 317
318static void
402static void req_submit (eio_req *req) 319req_submit (eio_req *req)
403{ 320{
404 eio_submit (req); 321 eio_submit (req);
405 322
406 if (expect_false (on_next_submit)) 323 if (expect_false (on_next_submit))
407 { 324 {
… …
414 PUTBACK; 331 PUTBACK;
415 call_sv (cb, G_DISCARD | G_EVAL); 332 call_sv (cb, G_DISCARD | G_EVAL);
416 } 333 }
417} 334}
418 335
336static int
419static int req_invoke (eio_req *req) 337req_invoke (eio_req *req)
420{ 338{
421 if (req->flags & FLAG_SV2_RO_OFF) 339 if (req->flags & FLAG_SV2_RO_OFF)
422 SvREADONLY_off (req->sv2); 340 SvREADONLY_off (req->sv2);
423 341
424 if (!EIO_CANCELLED (req) && req->callback) 342 if (!EIO_CANCELLED (req) && req->callback)
… …
445 SvREADONLY_on (sv_result); 363 SvREADONLY_on (sv_result);
446 } 364 }
447 365
448 switch (req->type) 366 switch (req->type)
449 { 367 {
368 case EIO_WD_OPEN:
369 PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
370 break;
371
450 case EIO_READDIR: 372 case EIO_READDIR:
451 { 373 {
452 SV *rv = &PL_sv_undef; 374 SV *rv = &PL_sv_undef;
453 375
454 if (req->result >= 0) 376 if (req->result >= 0)
… …
596 break; 518 break;
597 519
598 case EIO_STAT: 520 case EIO_STAT:
599 case EIO_LSTAT: 521 case EIO_LSTAT:
600 case EIO_FSTAT: 522 case EIO_FSTAT:
601 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 523 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
524
602 PL_laststatval = req->result; 525 if (!(PL_laststatval = req->result))
603 /* 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 */
604 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 527 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
528
605 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)));
606 break; 534 break;
607 535
608 case EIO_READ: 536 case EIO_READ:
609 { 537 {
610 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));
… …
613 SvSETMAGIC (req->sv2); 541 SvSETMAGIC (req->sv2);
614 PUSHs (sv_result); 542 PUSHs (sv_result);
615 } 543 }
616 break; 544 break;
617 545
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
618 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 */
619 if (req->result > 0) 587 if (req->result > 0)
620 SvIV_set (sv_result, 0); 588 SvIV_set (sv_result, 0);
621 /* FALLTHROUGH */ 589 /* FALLTHROUGH */
622 590
… …
643 } 611 }
644 612
645 return !!SvTRUE (ERRSV); 613 return !!SvTRUE (ERRSV);
646} 614}
647 615
616static void
648static void req_destroy (aio_req req) 617req_destroy (aio_req req)
649{ 618{
650 if (req->self) 619 if (req->self)
651 { 620 {
652 sv_unmagic (req->self, PERL_MAGIC_ext); 621 sv_unmagic (req->self, PERL_MAGIC_ext);
653 SvREFCNT_dec (req->self); 622 SvREFCNT_dec (req->self);
654 } 623 }
655 624
656 SvREFCNT_dec (req->sv1); 625 SvREFCNT_dec (req->sv1);
657 SvREFCNT_dec (req->sv2); 626 SvREFCNT_dec (req->sv2);
627 SvREFCNT_dec (req->sv3);
628 SvREFCNT_dec (req->sv4);
658 SvREFCNT_dec (req->callback); 629 SvREFCNT_dec (req->callback);
659 630
660 Safefree (req); 631 free (req);
661} 632}
662 633
634static void
663static void req_cancel_subs (aio_req grp) 635req_cancel_subs (aio_req grp)
664{ 636{
665 if (grp->type != EIO_GROUP) 637 if (grp->type != EIO_GROUP)
666 return; 638 return;
667 639
668 SvREFCNT_dec (grp->sv2); 640 SvREFCNT_dec (grp->sv2);
669 grp->sv2 = 0; 641 grp->sv2 = 0;
670 642
671 eio_grp_cancel (grp); 643 eio_grp_cancel (grp);
672} 644}
673 645
646static void ecb_cold
674static void create_respipe (void) 647create_respipe (void)
675{ 648{
676 if (s_epipe_renew (&respipe)) 649 if (s_epipe_renew (&respipe))
677 croak ("IO::AIO: unable to initialize result pipe"); 650 croak ("IO::AIO: unable to initialize result pipe");
678} 651}
679 652
680static void poll_wait (void) 653static void
654poll_wait (void)
681{ 655{
682 while (eio_nreqs ()) 656 while (eio_nreqs ())
683 { 657 {
684 int size; 658 int size;
685 659
… …
694 668
695 s_epipe_wait (&respipe); 669 s_epipe_wait (&respipe);
696 } 670 }
697} 671}
698 672
699static int poll_cb (void) 673static int
674poll_cb (void)
700{ 675{
701 for (;;) 676 for (;;)
702 { 677 {
703 int res = eio_poll (); 678 int res = eio_poll ();
704 679
… …
710 685
711 poll_wait (); 686 poll_wait ();
712 } 687 }
713} 688}
714 689
715static void atfork_child (void) 690static void ecb_cold
691reinit (void)
716{ 692{
717 create_respipe (); 693 create_respipe ();
694
695 if (eio_init (want_poll, done_poll) < 0)
696 croak ("IO::AIO: unable to initialise eio library");
718} 697}
719 698
720/*****************************************************************************/ 699/*****************************************************************************/
721 700
722#if !_POSIX_MAPPED_FILES 701#if !_POSIX_MAPPED_FILES
… …
733# define MAP_FIXED 0 712# define MAP_FIXED 0
734#endif 713#endif
735 714
736#define MMAP_MAGIC PERL_MAGIC_ext 715#define MMAP_MAGIC PERL_MAGIC_ext
737 716
717static int ecb_cold
738static int mmap_free (pTHX_ SV *sv, MAGIC *mg) 718mmap_free (pTHX_ SV *sv, MAGIC *mg)
739{ 719{
740 int old_errno = errno; 720 int old_errno = errno;
741 munmap (mg->mg_ptr, (size_t)mg->mg_obj); 721 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
742 errno = old_errno; 722 errno = old_errno;
743 723
… …
759 0, 0, 0, 0, mmap_free 739 0, 0, 0, 0, mmap_free
760}; 740};
761 741
762/*****************************************************************************/ 742/*****************************************************************************/
763 743
744static SV *
764static SV * get_cb (SV *cb_sv) 745get_cb (SV *cb_sv)
765{ 746{
766 SvGETMAGIC (cb_sv); 747 SvGETMAGIC (cb_sv);
767 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 748 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
768} 749}
769 750
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
770#define dREQ \ 771#define dREQ \
771 SV *cb_cv; \ 772 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
784 773
785#define REQ_SEND \ 774#define REQ_SEND \
786 PUTBACK; \ 775 PUTBACK; \
787 req_submit (req); \ 776 req_submit (req); \
788 SPAGAIN; \ 777 SPAGAIN; \
789 \ 778 \
790 if (GIMME_V != G_VOID) \ 779 if (GIMME_V != G_VOID) \
791 XPUSHs (req_sv (req, aio_req_stash)); 780 XPUSHs (req_sv (req, aio_req_stash));
792 781
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
793MODULE = IO::AIO PACKAGE = IO::AIO 848MODULE = IO::AIO PACKAGE = IO::AIO
794 849
795PROTOTYPES: ENABLE 850PROTOTYPES: ENABLE
796 851
797BOOT: 852BOOT:
… …
801 IV iv; 856 IV iv;
802 } *civ, const_iv[] = { 857 } *civ, const_iv[] = {
803# define const_niv(name, value) { # name, (IV) value }, 858# define const_niv(name, value) { # name, (IV) value },
804# define const_iv(name) { # name, (IV) name }, 859# define const_iv(name) { # name, (IV) name },
805# 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)
806 const_iv (EXDEV) 865 const_iv (EXDEV)
807 const_iv (ENOSYS) 866 const_iv (EBADR)
867
808 const_iv (O_RDONLY) 868 const_iv (O_RDONLY)
809 const_iv (O_WRONLY) 869 const_iv (O_WRONLY)
810 const_iv (O_RDWR) 870 const_iv (O_RDWR)
811 const_iv (O_CREAT) 871 const_iv (O_CREAT)
812 const_iv (O_TRUNC) 872 const_iv (O_TRUNC)
… …
880 const_iv (MAP_LOCKED) 940 const_iv (MAP_LOCKED)
881 const_iv (MAP_NORESERVE) 941 const_iv (MAP_NORESERVE)
882 const_iv (MAP_POPULATE) 942 const_iv (MAP_POPULATE)
883 const_iv (MAP_NONBLOCK) 943 const_iv (MAP_NONBLOCK)
884 944
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
885 const_eio (MCL_FUTURE) 964 const_eio (MCL_FUTURE)
886 const_eio (MCL_CURRENT) 965 const_eio (MCL_CURRENT)
887 966
888 const_eio (MS_ASYNC) 967 const_eio (MS_ASYNC)
889 const_eio (MS_INVALIDATE) 968 const_eio (MS_INVALIDATE)
… …
914 }; 993 };
915 994
916 aio_stash = gv_stashpv ("IO::AIO" , 1); 995 aio_stash = gv_stashpv ("IO::AIO" , 1);
917 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 996 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
918 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);
919 999
920 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--)
921 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 1001 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
922 1002
923 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1003 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
924 1004
925 create_respipe (); 1005 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} 1006}
1007
1008void
1009reinit ()
1010 PROTOTYPE:
933 1011
934void 1012void
935max_poll_reqs (unsigned int nreqs) 1013max_poll_reqs (unsigned int nreqs)
936 PROTOTYPE: $ 1014 PROTOTYPE: $
937 CODE: 1015 CODE:
… …
972 PROTOTYPE: $ 1050 PROTOTYPE: $
973 CODE: 1051 CODE:
974 max_outstanding = maxreqs; 1052 max_outstanding = maxreqs;
975 1053
976void 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
977aio_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)
978 PPCODE: 1068 PPCODE:
979{ 1069{
980 dREQ; 1070 dREQ;
981 1071
982 req->type = EIO_OPEN; 1072 req->type = EIO_OPEN;
983 req->sv1 = newSVsv (pathname); 1073 req_set_path1 (req, pathname);
984 req->ptr1 = SvPVbyte_nolen (req->sv1);
985 req->int1 = flags; 1074 req->int1 = flags;
986 req->int2 = mode; 1075 req->int2 = mode;
987 1076
988 REQ_SEND; 1077 REQ_SEND;
989} 1078}
… …
991void 1080void
992aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1081aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
993 ALIAS: 1082 ALIAS:
994 aio_fsync = EIO_FSYNC 1083 aio_fsync = EIO_FSYNC
995 aio_fdatasync = EIO_FDATASYNC 1084 aio_fdatasync = EIO_FDATASYNC
1085 aio_syncfs = EIO_SYNCFS
996 PPCODE: 1086 PPCODE:
997{ 1087{
998 int fd = s_fileno_croak (fh, 0); 1088 int fd = s_fileno_croak (fh, 0);
999 dREQ; 1089 dREQ;
1000 1090
1001 req->type = ix; 1091 req->type = ix;
1002 req->sv1 = newSVsv (fh); 1092 req->sv1 = newSVsv (fh);
1003 req->int1 = fd; 1093 req->int1 = fd;
1004 1094
1005 REQ_SEND (req); 1095 REQ_SEND;
1006} 1096}
1007 1097
1008void 1098void
1009aio_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)
1010 PPCODE: 1100 PPCODE:
… …
1017 req->int1 = fd; 1107 req->int1 = fd;
1018 req->offs = offset; 1108 req->offs = offset;
1019 req->size = nbytes; 1109 req->size = nbytes;
1020 req->int2 = flags; 1110 req->int2 = flags;
1021 1111
1022 REQ_SEND (req); 1112 REQ_SEND;
1023} 1113}
1024 1114
1025void 1115void
1026aio_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)
1027 PPCODE: 1117 PPCODE:
… …
1034 req->int1 = fd; 1124 req->int1 = fd;
1035 req->int2 = mode; 1125 req->int2 = mode;
1036 req->offs = offset; 1126 req->offs = offset;
1037 req->size = len; 1127 req->size = len;
1038 1128
1039 REQ_SEND (req); 1129 REQ_SEND;
1040} 1130}
1041 1131
1042void 1132void
1043aio_close (SV *fh, SV *callback=&PL_sv_undef) 1133aio_close (SV *fh, SV *callback=&PL_sv_undef)
1044 PPCODE: 1134 PPCODE:
… …
1068 req->type = EIO_DUP2; 1158 req->type = EIO_DUP2;
1069 req->int1 = close_fd; 1159 req->int1 = close_fd;
1070 req->sv2 = newSVsv (fh); 1160 req->sv2 = newSVsv (fh);
1071 req->int2 = fd; 1161 req->int2 = fd;
1072 1162
1073 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;
1074} 1180}
1075 1181
1076void 1182void
1077aio_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)
1078 ALIAS: 1184 ALIAS:
… …
1125 REQ_SEND; 1231 REQ_SEND;
1126 } 1232 }
1127} 1233}
1128 1234
1129void 1235void
1130aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1236aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1131 ALIAS: 1237 ALIAS:
1132 aio_readlink = EIO_READLINK 1238 aio_readlink = EIO_READLINK
1133 aio_realpath = EIO_REALPATH 1239 aio_realpath = EIO_REALPATH
1134 PPCODE: 1240 PPCODE:
1135{ 1241{
1136 dREQ; 1242 dREQ;
1137 1243
1138 req->type = ix; 1244 req->type = ix;
1139 req->sv1 = newSVsv (path); 1245 req_set_path1 (req, pathname);
1140 req->ptr1 = SvPVbyte_nolen (req->sv1);
1141 1246
1142 REQ_SEND; 1247 REQ_SEND;
1143} 1248}
1144 1249
1145void 1250void
… …
1185 aio_statvfs = EIO_STATVFS 1290 aio_statvfs = EIO_STATVFS
1186 PPCODE: 1291 PPCODE:
1187{ 1292{
1188 dREQ; 1293 dREQ;
1189 1294
1190 req->sv1 = newSVsv (fh_or_path); 1295 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 1296
1203 REQ_SEND; 1297 REQ_SEND;
1204} 1298}
1205 1299
1206UV 1300UV
… …
1225{ 1319{
1226 dREQ; 1320 dREQ;
1227 1321
1228 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1322 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1229 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1323 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1230 req->sv1 = newSVsv (fh_or_path); 1324 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 1325
1243 REQ_SEND; 1326 REQ_SEND;
1244} 1327}
1245 1328
1246void 1329void
1247aio_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)
1248 PPCODE: 1331 PPCODE:
1249{ 1332{
1250 dREQ; 1333 dREQ;
1251 1334
1252 req->sv1 = newSVsv (fh_or_path);
1253 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1335 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1254 1336 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 1337
1266 REQ_SEND; 1338 REQ_SEND;
1267} 1339}
1268 1340
1269void 1341void
1270aio_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)
1271 ALIAS:
1272 aio_chmod = EIO_CHMOD
1273 aio_mkdir = EIO_MKDIR
1274 PPCODE: 1343 PPCODE:
1275{ 1344{
1276 dREQ; 1345 dREQ;
1277 1346
1278 req->int2 = mode; 1347 req->int2 = mode;
1279 req->sv1 = newSVsv (fh_or_path); 1348 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 1349
1292 REQ_SEND; 1350 REQ_SEND;
1293} 1351}
1294 1352
1295void 1353void
… …
1298{ 1356{
1299 dREQ; 1357 dREQ;
1300 1358
1301 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1359 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1302 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1360 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1303 req->sv1 = newSVsv (fh_or_path); 1361 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 1362
1316 REQ_SEND; 1363 REQ_SEND;
1317} 1364}
1318 1365
1319void 1366void
… …
1321 PPCODE: 1368 PPCODE:
1322{ 1369{
1323 dREQ; 1370 dREQ;
1324 1371
1325 req->type = EIO_READDIR; 1372 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; 1373 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1329 1374
1330 if (flags & EIO_READDIR_DENTS) 1375 if (flags & EIO_READDIR_DENTS)
1331 req->int1 |= EIO_READDIR_CUSTOM2; 1376 req->int1 |= EIO_READDIR_CUSTOM2;
1332 1377
1378 req_set_path1 (req, pathname);
1379
1333 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;
1334} 1394}
1335 1395
1336void 1396void
1337aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1397aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1338 ALIAS: 1398 ALIAS:
… …
1342 PPCODE: 1402 PPCODE:
1343{ 1403{
1344 dREQ; 1404 dREQ;
1345 1405
1346 req->type = ix; 1406 req->type = ix;
1347 req->sv1 = newSVsv (pathname); 1407 req_set_path1 (req, pathname);
1348 req->ptr1 = SvPVbyte_nolen (req->sv1);
1349 1408
1350 REQ_SEND; 1409 REQ_SEND;
1351} 1410}
1352 1411
1353void 1412void
… …
1356 aio_link = EIO_LINK 1415 aio_link = EIO_LINK
1357 aio_symlink = EIO_SYMLINK 1416 aio_symlink = EIO_SYMLINK
1358 aio_rename = EIO_RENAME 1417 aio_rename = EIO_RENAME
1359 PPCODE: 1418 PPCODE:
1360{ 1419{
1420 eio_wd wd2 = 0;
1361 dREQ; 1421 dREQ;
1362 1422
1363 req->type = ix; 1423 req->type = ix;
1364 req->sv1 = newSVsv (oldpath); 1424 req_set_path1 (req, oldpath);
1365 req->ptr1 = SvPVbyte_nolen (req->sv1); 1425 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1366 req->sv2 = newSVsv (newpath); 1426 req->int3 = (long)wd2;
1367 req->ptr2 = SvPVbyte_nolen (req->sv2);
1368 1427
1369 REQ_SEND; 1428 REQ_SEND;
1370} 1429}
1371 1430
1372void 1431void
… …
1374 PPCODE: 1433 PPCODE:
1375{ 1434{
1376 dREQ; 1435 dREQ;
1377 1436
1378 req->type = EIO_MKNOD; 1437 req->type = EIO_MKNOD;
1379 req->sv1 = newSVsv (pathname);
1380 req->ptr1 = SvPVbyte_nolen (req->sv1);
1381 req->int2 = (mode_t)mode; 1438 req->int2 = (mode_t)mode;
1382 req->offs = dev; 1439 req->offs = dev;
1440 req_set_path1 (req, pathname);
1383 1441
1384 REQ_SEND; 1442 REQ_SEND;
1385} 1443}
1386 1444
1387void 1445void
… …
1454 1512
1455 req->type = EIO_MLOCKALL; 1513 req->type = EIO_MLOCKALL;
1456 req->int1 = flags; 1514 req->int1 = flags;
1457 1515
1458 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;
1459} 1540}
1460 1541
1461void 1542void
1462aio_busy (double delay, SV *callback=&PL_sv_undef) 1543aio_busy (double delay, SV *callback=&PL_sv_undef)
1463 PPCODE: 1544 PPCODE:
… …
1587 CODE: 1668 CODE:
1588 RETVAL = posix_fadvise (fh, offset, length, advice); 1669 RETVAL = posix_fadvise (fh, offset, length, advice);
1589 OUTPUT: 1670 OUTPUT:
1590 RETVAL 1671 RETVAL
1591 1672
1592ssize_t 1673IV
1593sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1674sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1594 CODE: 1675 CODE:
1595 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1676 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1596 OUTPUT: 1677 OUTPUT:
1597 RETVAL 1678 RETVAL
… …
1709 SvREFCNT_dec (on_next_submit); 1790 SvREFCNT_dec (on_next_submit);
1710 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1791 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1711 1792
1712PROTOTYPES: DISABLE 1793PROTOTYPES: DISABLE
1713 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
1714MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1823MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1715 1824
1716void 1825void
1717cancel (aio_req_ornot req) 1826cancel (aio_req_ornot req)
1718 CODE: 1827 CODE:

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