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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.170 by root, Wed Aug 4 16:09:36 2010 UTC vs.
Revision 1.196 by root, Tue Sep 27 00:41:51 2011 UTC

11#include <stddef.h> 11#include <stddef.h>
12#include <stdlib.h> 12#include <stdlib.h>
13#include <errno.h> 13#include <errno.h>
14#include <sys/types.h> 14#include <sys/types.h>
15#include <sys/stat.h> 15#include <sys/stat.h>
16#include <sys/statvfs.h>
17#include <limits.h> 16#include <limits.h>
18#include <fcntl.h> 17#include <fcntl.h>
19#include <sched.h> 18#include <sched.h>
20 19
21#if _POSIX_MEMLOCK || _POSIX_MAPPED_FILES 20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
22# include <sys/mman.h> 21# include <sys/mman.h>
23#endif 22#endif
24 23
25/* perl namespace pollution */ 24/* perl namespace pollution */
26#undef VERSION 25#undef VERSION
27
28#ifdef _WIN32
29
30# define EIO_STRUCT_DIRENT Direntry_t
31# undef malloc
32# undef free
33
34// perl overrides all those nice win32 functions
35# undef open
36# undef read
37# undef write
38# undef send
39# undef recv
40# undef stat
41# undef fstat
42# define lstat stat
43# undef truncate
44# undef ftruncate
45# undef open
46# undef close
47# undef unlink
48# undef rmdir
49# undef rename
50# undef lseek
51
52# define chown(a,b,c) (errno = ENOSYS, -1)
53# define fchown(a,b,c) (errno = ENOSYS, -1)
54# define fchmod(a,b) (errno = ENOSYS, -1)
55# define symlink(a,b) (errno = ENOSYS, -1)
56# define readlink(a,b,c) (errno = ENOSYS, -1)
57# define mknod(a,b,c) (errno = ENOSYS, -1)
58# define truncate(a,b) (errno = ENOSYS, -1)
59# define ftruncate(fd,o) chsize ((fd), (o))
60# define fsync(fd) _commit (fd)
61# define opendir(fd) (errno = ENOSYS, 0)
62# define readdir(fd) (errno = ENOSYS, -1)
63# define closedir(fd) (errno = ENOSYS, -1)
64# define mkdir(a,b) mkdir (a)
65
66#else
67
68# include <sys/time.h>
69# include <sys/select.h>
70# include <unistd.h>
71# include <utime.h>
72# include <signal.h>
73# define EIO_STRUCT_DIRENT struct dirent
74
75#endif
76 26
77/* perl stupidly overrides readdir and maybe others */ 27/* perl stupidly overrides readdir and maybe others */
78/* with thread-unsafe versions, imagine that :( */ 28/* with thread-unsafe versions, imagine that :( */
79#undef readdir 29#undef readdir
80#undef opendir 30#undef opendir
81#undef closedir 31#undef closedir
32
33#ifdef _WIN32
34
35 // perl overrides all those nice libc functions
36
37 #undef malloc
38 #undef free
39 #undef open
40 #undef read
41 #undef write
42 #undef send
43 #undef recv
44 #undef stat
45 #undef lstat
46 #undef fstat
47 #undef truncate
48 #undef ftruncate
49 #undef open
50 #undef link
51 #undef close
52 #undef unlink
53 #undef mkdir
54 #undef rmdir
55 #undef rename
56 #undef lseek
57 #undef opendir
58 #undef readdir
59 #undef closedir
60 #undef chmod
61 #undef fchmod
62 #undef dup
63 #undef dup2
64 #undef abort
65 #undef pipe
66
67#else
68
69 #include <sys/time.h>
70 #include <sys/select.h>
71 #include <unistd.h>
72 #include <utime.h>
73 #include <signal.h>
74
75#endif
82 76
83#define EIO_STRUCT_STAT Stat_t 77#define EIO_STRUCT_STAT Stat_t
84 78
85/* use NV for 32 bit perls as it allows larger offsets */ 79/* use NV for 32 bit perls as it allows larger offsets */
86#if IVSIZE >= 8 80#if IVSIZE >= 8
108 102
109typedef SV SV8; /* byte-sv, used for argument-checking */ 103typedef SV SV8; /* byte-sv, used for argument-checking */
110typedef int aio_rfd; /* read file desriptor */ 104typedef int aio_rfd; /* read file desriptor */
111typedef int aio_wfd; /* write file descriptor */ 105typedef int aio_wfd; /* write file descriptor */
112 106
113static HV *aio_stash, *aio_req_stash, *aio_grp_stash; 107static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
114 108
115#define EIO_REQ_MEMBERS \ 109#define EIO_REQ_MEMBERS \
116 SV *callback; \ 110 SV *callback; \
117 SV *sv1, *sv2; \ 111 SV *sv1, *sv2; \
112 SV *sv3, *sv4; \
118 STRLEN stroffset; \ 113 STRLEN stroffset; \
119 SV *self; 114 SV *self;
120 115
121#define EIO_NO_WRAPPERS 1 116#define EIO_NO_WRAPPERS 1
122 117
118#include "libeio/config.h"
123#include "libeio/eio.h" 119#include "libeio/eio.h"
120
121static int req_invoke (eio_req *req);
122#define EIO_FINISH(req) req_invoke (req)
123static void req_destroy (eio_req *grp);
124#define EIO_DESTROY(req) req_destroy (req)
125
126#include "libeio/eio.c"
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
124 173
125#ifndef POSIX_FADV_NORMAL 174#ifndef POSIX_FADV_NORMAL
126# define POSIX_FADV_NORMAL 0 175# define POSIX_FADV_NORMAL 0
127# define NO_FADVISE 1
128#endif 176#endif
129#ifndef POSIX_FADV_SEQUENTIAL 177#ifndef POSIX_FADV_SEQUENTIAL
130# define POSIX_FADV_SEQUENTIAL 0 178# define POSIX_FADV_SEQUENTIAL 0
131#endif 179#endif
132#ifndef POSIX_FADV_RANDOM 180#ifndef POSIX_FADV_RANDOM
140#endif 188#endif
141#ifndef POSIX_FADV_DONTNEED 189#ifndef POSIX_FADV_DONTNEED
142# define POSIX_FADV_DONTNEED 0 190# define POSIX_FADV_DONTNEED 0
143#endif 191#endif
144 192
145#if _XOPEN_SOURCE < 600 || NO_FADVISE 193#if !HAVE_POSIX_FADVISE
146# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ 194# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
147#endif 195#endif
148 196
149#ifndef POSIX_MADV_NORMAL 197#ifndef POSIX_MADV_NORMAL
150# define POSIX_MADV_NORMAL 0 198# define POSIX_MADV_NORMAL 0
151# define NO_MADVISE 1
152#endif 199#endif
153#ifndef POSIX_MADV_SEQUENTIAL 200#ifndef POSIX_MADV_SEQUENTIAL
154# define POSIX_MADV_SEQUENTIAL 0 201# define POSIX_MADV_SEQUENTIAL 0
155#endif 202#endif
156#ifndef POSIX_MADV_RANDOM 203#ifndef POSIX_MADV_RANDOM
161#endif 208#endif
162#ifndef POSIX_MADV_DONTNEED 209#ifndef POSIX_MADV_DONTNEED
163# define POSIX_MADV_DONTNEED 0 210# define POSIX_MADV_DONTNEED 0
164#endif 211#endif
165 212
166#if _XOPEN_SOURCE < 600 || NO_MADVISE 213#if !HAVE_POSIX_MADVISE
167# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ 214# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
168#endif 215#endif
169 216
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
170#ifndef ST_NODEV 236#ifndef ST_NODEV
171# define ST_NODEV 0 237# define ST_NODEV 0
172#endif 238#endif
173#ifndef ST_NOEXEC 239#ifndef ST_NOEXEC
174# define ST_NOEXEC 0 240# define ST_NOEXEC 0
196#endif 262#endif
197#ifndef ST_RELATIME 263#ifndef ST_RELATIME
198# define ST_RELATIME 0 264# define ST_RELATIME 0
199#endif 265#endif
200 266
201#ifndef MCL_CURRENT 267#ifndef S_IFIFO
202# define MCL_CURRENT 0 268# define S_IFIFO 0
203#endif 269#endif
204#ifndef MCL_FUTURE 270#ifndef S_IFCHR
205# define MCL_FUTURE 0 271# 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
206#endif 290#endif
207 291
208#ifndef MAP_ANONYMOUS 292#ifndef MAP_ANONYMOUS
209# ifdef MAP_ANON 293# ifdef MAP_ANON
210# define MAP_ANONYMOUS MAP_ANON 294# define MAP_ANONYMOUS MAP_ANON
226#endif 310#endif
227#ifndef MAP_NONBLOCK 311#ifndef MAP_NONBLOCK
228# define MAP_NONBLOCK 0 312# define MAP_NONBLOCK 0
229#endif 313#endif
230 314
315#ifndef makedev
316# define makedev(maj,min) (((maj) << 8) | (min))
317#endif
318#ifndef major
319# define major(dev) ((dev) >> 8)
320#endif
321#ifndef minor
322# define minor(dev) ((dev) & 0xff)
323#endif
324
231#ifndef PAGESIZE 325#ifndef PAGESIZE
232# define PAGESIZE sysconf (_SC_PAGESIZE) 326# define PAGESIZE sysconf (_SC_PAGESIZE)
233#endif 327#endif
234
235static int req_invoke (eio_req *req);
236#define EIO_FINISH(req) req_invoke (req)
237static void req_destroy (eio_req *grp);
238#define EIO_DESTROY(req) req_destroy (req)
239 328
240enum { 329enum {
241 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
242}; 331};
243 332
244#include "libeio/eio.c"
245
246typedef eio_req *aio_req; 333typedef eio_req *aio_req;
247typedef eio_req *aio_req_ornot; 334typedef eio_req *aio_req_ornot;
335typedef eio_wd aio_wd;
248 336
249static SV *on_next_submit; 337static SV *on_next_submit;
250static int next_pri = EIO_PRI_DEFAULT; 338static int next_pri = EIO_PRI_DEFAULT;
251static int max_outstanding; 339static int max_outstanding;
252 340
277 } 365 }
278 366
279 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 367 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
280} 368}
281 369
370static SV *
371newSVaio_wd (aio_wd wd)
372{
373 return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash);
374}
375
282static aio_req SvAIO_REQ (SV *sv) 376static aio_req SvAIO_REQ (SV *sv)
283{ 377{
284 MAGIC *mg; 378 MAGIC *mg;
285 379
286 if (!SvROK (sv) 380 if (!SvROK (sv)
290 croak ("object of class IO::AIO::REQ expected"); 384 croak ("object of class IO::AIO::REQ expected");
291 385
292 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 386 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
293 387
294 return mg ? (aio_req)mg->mg_ptr : 0; 388 return mg ? (aio_req)mg->mg_ptr : 0;
389}
390
391static aio_wd SvAIO_WD (SV *sv)
392{
393 if (!SvROK (sv)
394 || SvSTASH (SvRV (sv)) != aio_wd_stash
395 || SvTYPE (SvRV (sv)) != SVt_PVMG)
396 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
397
398 return (aio_wd)(long)SvIVX (SvRV (sv));
295} 399}
296 400
297static void aio_grp_feed (aio_req grp) 401static void aio_grp_feed (aio_req grp)
298{ 402{
299 if (grp->sv2 && SvOK (grp->sv2)) 403 if (grp->sv2 && SvOK (grp->sv2))
348 /* do not recreate the result IV from scratch each time */ 452 /* do not recreate the result IV from scratch each time */
349 if (expect_true (sv_result_cache)) 453 if (expect_true (sv_result_cache))
350 { 454 {
351 sv_result = sv_result_cache; sv_result_cache = 0; 455 sv_result = sv_result_cache; sv_result_cache = 0;
352 SvIV_set (sv_result, req->result); 456 SvIV_set (sv_result, req->result);
457 SvIOK_only (sv_result);
353 } 458 }
354 else 459 else
355 { 460 {
356 sv_result = newSViv (req->result); 461 sv_result = newSViv (req->result);
357 SvREADONLY_on (sv_result); 462 SvREADONLY_on (sv_result);
358 } 463 }
359 464
360 switch (req->type) 465 switch (req->type)
361 { 466 {
467 case EIO_WD_OPEN:
468 PUSHs (sv_2mortal (newSVaio_wd (req->wd)));
469 break;
470
362 case EIO_READDIR: 471 case EIO_READDIR:
363 { 472 {
364 SV *rv = &PL_sv_undef; 473 SV *rv = &PL_sv_undef;
365 474
366 if (req->result >= 0) 475 if (req->result >= 0)
454 case EIO_STATVFS: 563 case EIO_STATVFS:
455 case EIO_FSTATVFS: 564 case EIO_FSTATVFS:
456 { 565 {
457 SV *rv = &PL_sv_undef; 566 SV *rv = &PL_sv_undef;
458 567
568#ifndef _WIN32
459 if (req->result >= 0) 569 if (req->result >= 0)
460 { 570 {
461 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 571 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
462 HV *hv = newHV (); 572 HV *hv = newHV ();
463 573
473 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 583 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
474 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 584 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
475 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 585 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
476 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); 586 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
477 } 587 }
588#endif
478 589
479 PUSHs (rv); 590 PUSHs (rv);
480 } 591 }
481 592
482 break; 593 break;
498 case EIO_NOP: 609 case EIO_NOP:
499 case EIO_BUSY: 610 case EIO_BUSY:
500 break; 611 break;
501 612
502 case EIO_READLINK: 613 case EIO_READLINK:
614 case EIO_REALPATH:
503 if (req->result > 0) 615 if (req->result > 0)
504 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); 616 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
505 break; 617 break;
506 618
507 case EIO_STAT: 619 case EIO_STAT:
508 case EIO_LSTAT: 620 case EIO_LSTAT:
509 case EIO_FSTAT: 621 case EIO_FSTAT:
510 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 622 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
511 PL_laststatval = req->result; 623 PL_laststatval = req->result;
624 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
512 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 625 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
513 PUSHs (sv_result); 626 PUSHs (sv_result);
514 break; 627 break;
515 628
516 case EIO_READ: 629 case EIO_READ:
521 SvSETMAGIC (req->sv2); 634 SvSETMAGIC (req->sv2);
522 PUSHs (sv_result); 635 PUSHs (sv_result);
523 } 636 }
524 break; 637 break;
525 638
526 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */ 639 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
527 if (req->result > 0) 640 if (req->result > 0)
528 SvIV_set (sv_result, 0); 641 SvIV_set (sv_result, 0);
529 /* FALLTHROUGH */ 642 /* FALLTHROUGH */
530 643
531 default: 644 default:
561 SvREFCNT_dec (req->self); 674 SvREFCNT_dec (req->self);
562 } 675 }
563 676
564 SvREFCNT_dec (req->sv1); 677 SvREFCNT_dec (req->sv1);
565 SvREFCNT_dec (req->sv2); 678 SvREFCNT_dec (req->sv2);
679 SvREFCNT_dec (req->sv3);
680 SvREFCNT_dec (req->sv4);
566 SvREFCNT_dec (req->callback); 681 SvREFCNT_dec (req->callback);
567 682
568 Safefree (req); 683 Safefree (req);
569} 684}
570 685
571static void req_cancel_subs (aio_req grp) 686static void req_cancel_subs (aio_req grp)
572{ 687{
573 aio_req sub;
574
575 if (grp->type != EIO_GROUP) 688 if (grp->type != EIO_GROUP)
576 return; 689 return;
577 690
578 SvREFCNT_dec (grp->sv2); 691 SvREFCNT_dec (grp->sv2);
579 grp->sv2 = 0; 692 grp->sv2 = 0;
580 693
581 eio_grp_cancel (grp); 694 eio_grp_cancel (grp);
582} 695}
583 696
584static void
585create_respipe (void) 697static void create_respipe (void)
586{ 698{
587 if (s_epipe_renew (&respipe)) 699 if (s_epipe_renew (&respipe))
588 croak ("IO::AIO: unable to initialize result pipe"); 700 croak ("IO::AIO: unable to initialize result pipe");
589} 701}
590 702
621 733
622 poll_wait (); 734 poll_wait ();
623 } 735 }
624} 736}
625 737
626static void atfork_child (void) 738static void ecb_cold
739reinit (void)
627{ 740{
628 create_respipe (); 741 create_respipe ();
742
743 if (eio_init (want_poll, done_poll) < 0)
744 croak ("IO::AIO: unable to initialise eio library");
629} 745}
630 746
631/*****************************************************************************/ 747/*****************************************************************************/
632 748
633#if !_POSIX_MAPPED_FILES 749#if !_POSIX_MAPPED_FILES
634# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) 750# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
635# define munmap(addr,length) (errno = ENOSYS, -1) 751# define munmap(addr,length) (errno = ENOSYS, -1)
636#endif 752#endif
637 753
754#if !_POSIX_MEMORY_PROTECTION
755# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
756# define PROT_NONE 0
757# define PROT_WRITE 0
758# define MAP_PRIVATE 0
759# define MAP_SHARED 0
760# define MAP_FIXED 0
761#endif
762
638#define MMAP_MAGIC PERL_MAGIC_ext 763#define MMAP_MAGIC PERL_MAGIC_ext
639 764
640static int
641mmap_free (pTHX_ SV *sv, MAGIC *mg) 765static int mmap_free (pTHX_ SV *sv, MAGIC *mg)
642{ 766{
643 int old_errno = errno; 767 int old_errno = errno;
644 munmap (mg->mg_ptr, (size_t)mg->mg_obj); 768 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
645 errno = old_errno; 769 errno = old_errno;
646 770
662 0, 0, 0, 0, mmap_free 786 0, 0, 0, 0, mmap_free
663}; 787};
664 788
665/*****************************************************************************/ 789/*****************************************************************************/
666 790
667static SV *
668get_cb (SV *cb_sv) 791static SV * get_cb (SV *cb_sv)
669{ 792{
670 SvGETMAGIC (cb_sv); 793 SvGETMAGIC (cb_sv);
671 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 794 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
672} 795}
673 796
691 req_submit (req); \ 814 req_submit (req); \
692 SPAGAIN; \ 815 SPAGAIN; \
693 \ 816 \
694 if (GIMME_V != G_VOID) \ 817 if (GIMME_V != G_VOID) \
695 XPUSHs (req_sv (req, aio_req_stash)); 818 XPUSHs (req_sv (req, aio_req_stash));
819
820static void
821req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
822{
823 if (SvROK (path))
824 {
825 AV *av = (AV *)SvRV (path);
826 SV *wdob;
827
828 if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1)
829 croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
830
831 path = AvARRAY (av)[1];
832 wdob = AvARRAY (av)[0];
833
834 if (SvOK (wdob))
835 {
836 *wd = SvAIO_WD (wdob);
837 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
838 }
839 else
840 *wd = EIO_INVALID_WD;
841 }
842
843 *pathsv = newSVsv (path);
844 *ptr = SvPVbyte_nolen (*pathsv);
845}
846
847static void
848req_set_path1 (aio_req req, SV *path)
849{
850 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
851}
852
853static void
854req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
855{
856 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
857
858 switch (SvTYPE (rv))
859 {
860 case SVt_PVIO:
861 case SVt_PVLV:
862 case SVt_PVGV:
863 req->type = type_fh;
864 req->sv1 = newSVsv (fh_or_path);
865 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
866 break;
867
868 default:
869 req->type = type_path;
870 req_set_path1 (req, fh_or_path);
871 break;
872 }
873
874}
696 875
697MODULE = IO::AIO PACKAGE = IO::AIO 876MODULE = IO::AIO PACKAGE = IO::AIO
698 877
699PROTOTYPES: ENABLE 878PROTOTYPES: ENABLE
700 879
714 const_iv (O_RDWR) 893 const_iv (O_RDWR)
715 const_iv (O_CREAT) 894 const_iv (O_CREAT)
716 const_iv (O_TRUNC) 895 const_iv (O_TRUNC)
717 const_iv (O_EXCL) 896 const_iv (O_EXCL)
718 const_iv (O_APPEND) 897 const_iv (O_APPEND)
719#ifndef _WIN32 898
899 const_iv (O_ASYNC)
900 const_iv (O_DIRECT)
901 const_iv (O_NOATIME)
902
903 const_iv (O_CLOEXEC)
904 const_iv (O_NOCTTY)
905 const_iv (O_NOFOLLOW)
906 const_iv (O_NONBLOCK)
907 const_iv (O_EXEC)
908 const_iv (O_SEARCH)
909 const_iv (O_DIRECTORY)
910 const_iv (O_DSYNC)
911 const_iv (O_RSYNC)
912 const_iv (O_SYNC)
913 const_iv (O_TTY_INIT)
914
720 const_iv (S_IFIFO) 915 const_iv (S_IFIFO)
721#endif 916 const_iv (S_IFCHR)
917 const_iv (S_IFBLK)
918 const_iv (S_IFLNK)
919 const_iv (S_IFREG)
920 const_iv (S_IFDIR)
921 const_iv (S_IFWHT)
922 const_iv (S_IFSOCK)
923 const_iv (S_IFMT)
924
722 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) 925 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
723 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) 926 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
724 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) 927 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
725 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) 928 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
726 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) 929 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
743 const_iv (ST_IMMUTABLE) 946 const_iv (ST_IMMUTABLE)
744 const_iv (ST_NOATIME) 947 const_iv (ST_NOATIME)
745 const_iv (ST_NODIRATIME) 948 const_iv (ST_NODIRATIME)
746 const_iv (ST_RELATIME) 949 const_iv (ST_RELATIME)
747 950
951 const_iv (PROT_NONE)
748 const_iv (PROT_EXEC) 952 const_iv (PROT_EXEC)
749 const_iv (PROT_NONE)
750 const_iv (PROT_READ) 953 const_iv (PROT_READ)
751 const_iv (PROT_WRITE) 954 const_iv (PROT_WRITE)
752 955
753 /*const_iv (MAP_FIXED)*/ 956 /*const_iv (MAP_FIXED)*/
754 const_iv (MAP_PRIVATE) 957 const_iv (MAP_PRIVATE)
760 const_iv (MAP_LOCKED) 963 const_iv (MAP_LOCKED)
761 const_iv (MAP_NORESERVE) 964 const_iv (MAP_NORESERVE)
762 const_iv (MAP_POPULATE) 965 const_iv (MAP_POPULATE)
763 const_iv (MAP_NONBLOCK) 966 const_iv (MAP_NONBLOCK)
764 967
765 const_iv (MCL_FUTURE) 968 const_eio (MCL_FUTURE)
766 const_iv (MCL_CURRENT) 969 const_eio (MCL_CURRENT)
767 970
768 const_eio (MS_ASYNC) 971 const_eio (MS_ASYNC)
769 const_eio (MS_INVALIDATE) 972 const_eio (MS_INVALIDATE)
770 const_eio (MS_SYNC) 973 const_eio (MS_SYNC)
771 974
772 const_eio (MT_MODIFY) 975 const_eio (MT_MODIFY)
773 976
774 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 977 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
775 const_eio (SYNC_FILE_RANGE_WRITE) 978 const_eio (SYNC_FILE_RANGE_WRITE)
776 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 979 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
980
981 const_eio (FALLOC_FL_KEEP_SIZE)
777 982
778 const_eio (READDIR_DENTS) 983 const_eio (READDIR_DENTS)
779 const_eio (READDIR_DIRS_FIRST) 984 const_eio (READDIR_DIRS_FIRST)
780 const_eio (READDIR_STAT_ORDER) 985 const_eio (READDIR_STAT_ORDER)
781 const_eio (READDIR_FOUND_UNKNOWN) 986 const_eio (READDIR_FOUND_UNKNOWN)
792 }; 997 };
793 998
794 aio_stash = gv_stashpv ("IO::AIO" , 1); 999 aio_stash = gv_stashpv ("IO::AIO" , 1);
795 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 1000 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
796 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 1001 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
1002 aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
797 1003
798 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1004 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
799 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 1005 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
800 1006
801 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1007 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
802 1008
803 create_respipe (); 1009 reinit ();
804
805 if (eio_init (want_poll, done_poll) < 0)
806 croak ("IO::AIO: unable to initialise eio library");
807
808 /* atfork child called in fifo order, so before eio's handler */
809 X_THREAD_ATFORK (0, 0, atfork_child);
810} 1010}
811 1011
812void 1012void
1013reinit ()
1014 PROTOTYPE:
1015
1016void
813max_poll_reqs (int nreqs) 1017max_poll_reqs (unsigned int nreqs)
814 PROTOTYPE: $ 1018 PROTOTYPE: $
815 CODE: 1019 CODE:
816 eio_set_max_poll_reqs (nreqs); 1020 eio_set_max_poll_reqs (nreqs);
817 1021
818void 1022void
820 PROTOTYPE: $ 1024 PROTOTYPE: $
821 CODE: 1025 CODE:
822 eio_set_max_poll_time (nseconds); 1026 eio_set_max_poll_time (nseconds);
823 1027
824void 1028void
825min_parallel (int nthreads) 1029min_parallel (unsigned int nthreads)
826 PROTOTYPE: $ 1030 PROTOTYPE: $
827 CODE: 1031 CODE:
828 eio_set_min_parallel (nthreads); 1032 eio_set_min_parallel (nthreads);
829 1033
830void 1034void
831max_parallel (int nthreads) 1035max_parallel (unsigned int nthreads)
832 PROTOTYPE: $ 1036 PROTOTYPE: $
833 CODE: 1037 CODE:
834 eio_set_max_parallel (nthreads); 1038 eio_set_max_parallel (nthreads);
835 1039
836void 1040void
837max_idle (int nthreads) 1041max_idle (unsigned int nthreads)
838 PROTOTYPE: $ 1042 PROTOTYPE: $
839 CODE: 1043 CODE:
840 eio_set_max_idle (nthreads); 1044 eio_set_max_idle (nthreads);
841 1045
842void 1046void
1047idle_timeout (unsigned int seconds)
1048 PROTOTYPE: $
1049 CODE:
1050 eio_set_idle_timeout (seconds);
1051
1052void
843max_outstanding (int maxreqs) 1053max_outstanding (unsigned int maxreqs)
844 PROTOTYPE: $ 1054 PROTOTYPE: $
845 CODE: 1055 CODE:
846 max_outstanding = maxreqs; 1056 max_outstanding = maxreqs;
847 1057
848void 1058void
1059aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
1060 PPCODE:
1061{
1062 dREQ;
1063
1064 req->type = EIO_WD_OPEN;
1065 req_set_path1 (req, pathname);
1066
1067 REQ_SEND;
1068}
1069
1070void
849aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1071aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
850 PROTOTYPE: $$$;$
851 PPCODE: 1072 PPCODE:
852{ 1073{
853 dREQ; 1074 dREQ;
854 1075
855 req->type = EIO_OPEN; 1076 req->type = EIO_OPEN;
856 req->sv1 = newSVsv (pathname); 1077 req_set_path1 (req, pathname);
857 req->ptr1 = SvPVbyte_nolen (req->sv1);
858 req->int1 = flags; 1078 req->int1 = flags;
859 req->int2 = mode; 1079 req->int2 = mode;
860 1080
861 REQ_SEND; 1081 REQ_SEND;
862} 1082}
863 1083
864void 1084void
865aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1085aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
866 PROTOTYPE: $;$
867 ALIAS: 1086 ALIAS:
868 aio_fsync = EIO_FSYNC 1087 aio_fsync = EIO_FSYNC
869 aio_fdatasync = EIO_FDATASYNC 1088 aio_fdatasync = EIO_FDATASYNC
1089 aio_syncfs = EIO_SYNCFS
870 PPCODE: 1090 PPCODE:
871{ 1091{
872 int fd = s_fileno_croak (fh, 0); 1092 int fd = s_fileno_croak (fh, 0);
873 dREQ; 1093 dREQ;
874 1094
879 REQ_SEND (req); 1099 REQ_SEND (req);
880} 1100}
881 1101
882void 1102void
883aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1103aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
884 PROTOTYPE: $$$$;$
885 PPCODE: 1104 PPCODE:
886{ 1105{
887 int fd = s_fileno_croak (fh, 0); 1106 int fd = s_fileno_croak (fh, 0);
888 dREQ; 1107 dREQ;
889 1108
896 1115
897 REQ_SEND (req); 1116 REQ_SEND (req);
898} 1117}
899 1118
900void 1119void
901aio_close (SV *fh, SV *callback=&PL_sv_undef) 1120aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
902 PROTOTYPE: $;$
903 PPCODE: 1121 PPCODE:
904{ 1122{
905 static int close_pipe = -1; /* dummy fd to close fds via dup2 */
906 int fd = s_fileno_croak (fh, 0); 1123 int fd = s_fileno_croak (fh, 0);
907 dREQ; 1124 dREQ;
908 1125
909 if (close_pipe < 0) 1126 req->type = EIO_FALLOCATE;
1127 req->sv1 = newSVsv (fh);
1128 req->int1 = fd;
1129 req->int2 = mode;
1130 req->offs = offset;
1131 req->size = len;
1132
1133 REQ_SEND (req);
1134}
1135
1136void
1137aio_close (SV *fh, SV *callback=&PL_sv_undef)
1138 PPCODE:
1139{
1140 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1141 int fd = s_fileno_croak (fh, 0);
1142 dREQ;
1143
1144 if (expect_false (close_fd < 0))
910 { 1145 {
911 int pipefd [2]; 1146 int pipefd [2];
912 1147
1148 if (
1149#ifdef _WIN32
1150 _pipe (pipefd, 1, _O_BINARY) < 0
1151#else
913 if (pipe (pipefd) < 0 1152 pipe (pipefd) < 0
914 || close (pipefd [1]) < 0
915 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) 1153 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1154#endif
1155 || close (pipefd [1]) < 0
1156 )
916 abort (); /*D*/ 1157 abort (); /*D*/
917 1158
918 close_pipe = pipefd [0]; 1159 close_fd = pipefd [0];
919 } 1160 }
920 1161
921 req->type = EIO_DUP2; 1162 req->type = EIO_DUP2;
922 req->int1 = close_pipe; 1163 req->int1 = close_fd;
923 req->sv2 = newSVsv (fh); 1164 req->sv2 = newSVsv (fh);
924 req->int2 = fd; 1165 req->int2 = fd;
925 1166
926 REQ_SEND (req); 1167 REQ_SEND (req);
927} 1168}
929void 1170void
930aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1171aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
931 ALIAS: 1172 ALIAS:
932 aio_read = EIO_READ 1173 aio_read = EIO_READ
933 aio_write = EIO_WRITE 1174 aio_write = EIO_WRITE
934 PROTOTYPE: $$$$$;$
935 PPCODE: 1175 PPCODE:
936{ 1176{
937 STRLEN svlen; 1177 STRLEN svlen;
938 int fd = s_fileno_croak (fh, ix == EIO_WRITE); 1178 int fd = s_fileno_croak (fh, ix == EIO_WRITE);
939 char *svptr = SvPVbyte (data, svlen); 1179 char *svptr = SvPVbyte (data, svlen);
979 REQ_SEND; 1219 REQ_SEND;
980 } 1220 }
981} 1221}
982 1222
983void 1223void
984aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1224aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
985 PROTOTYPE: $$;$ 1225 ALIAS:
1226 aio_readlink = EIO_READLINK
1227 aio_realpath = EIO_REALPATH
986 PPCODE: 1228 PPCODE:
987{ 1229{
988 SV *data;
989 dREQ; 1230 dREQ;
990 1231
991 req->type = EIO_READLINK; 1232 req->type = ix;
992 req->sv1 = newSVsv (path); 1233 req_set_path1 (req, pathname);
993 req->ptr1 = SvPVbyte_nolen (req->sv1);
994 1234
995 REQ_SEND; 1235 REQ_SEND;
996} 1236}
997 1237
998void 1238void
999aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1239aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
1000 PROTOTYPE: $$$$;$
1001 PPCODE: 1240 PPCODE:
1002{ 1241{
1003 int ifd = s_fileno_croak (in_fh , 0); 1242 int ifd = s_fileno_croak (in_fh , 0);
1004 int ofd = s_fileno_croak (out_fh, 1); 1243 int ofd = s_fileno_croak (out_fh, 1);
1005 dREQ; 1244 dREQ;
1015 REQ_SEND; 1254 REQ_SEND;
1016} 1255}
1017 1256
1018void 1257void
1019aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1258aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)
1020 PROTOTYPE: $$$;$
1021 PPCODE: 1259 PPCODE:
1022{ 1260{
1023 int fd = s_fileno_croak (fh, 0); 1261 int fd = s_fileno_croak (fh, 0);
1024 dREQ; 1262 dREQ;
1025 1263
1041 PPCODE: 1279 PPCODE:
1042{ 1280{
1043 dREQ; 1281 dREQ;
1044 1282
1045 req->sv1 = newSVsv (fh_or_path); 1283 req->sv1 = newSVsv (fh_or_path);
1046 1284 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1047 if (SvPOK (req->sv1))
1048 {
1049 req->type = ix;
1050 req->ptr1 = SvPVbyte_nolen (req->sv1);
1051 }
1052 else
1053 {
1054 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1055 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1056 }
1057
1058 REQ_SEND; 1285 REQ_SEND;
1059} 1286}
1287
1288UV
1289major (UV dev)
1290 ALIAS:
1291 minor = 1
1292 CODE:
1293 RETVAL = ix ? major (dev) : minor (dev);
1294 OUTPUT:
1295 RETVAL
1296
1297UV
1298makedev (UV maj, UV min)
1299 CODE:
1300 RETVAL = makedev (maj, min);
1301 OUTPUT:
1302 RETVAL
1060 1303
1061void 1304void
1062aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1305aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef)
1063 PPCODE: 1306 PPCODE:
1064{ 1307{
1065 dREQ; 1308 dREQ;
1066 1309
1067 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1310 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1068 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1311 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1069 req->sv1 = newSVsv (fh_or_path); 1312 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1070
1071 if (SvPOK (req->sv1))
1072 {
1073 req->type = EIO_UTIME;
1074 req->ptr1 = SvPVbyte_nolen (req->sv1);
1075 }
1076 else
1077 {
1078 req->type = EIO_FUTIME;
1079 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1080 }
1081 1313
1082 REQ_SEND; 1314 REQ_SEND;
1083} 1315}
1084 1316
1085void 1317void
1086aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1318aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1087 PPCODE: 1319 PPCODE:
1088{ 1320{
1089 dREQ; 1321 dREQ;
1090 1322
1091 req->sv1 = newSVsv (fh_or_path);
1092 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1323 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1093 1324 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1094 if (SvPOK (req->sv1))
1095 {
1096 req->type = EIO_TRUNCATE;
1097 req->ptr1 = SvPVbyte_nolen (req->sv1);
1098 }
1099 else
1100 {
1101 req->type = EIO_FTRUNCATE;
1102 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1103 }
1104 1325
1105 REQ_SEND; 1326 REQ_SEND;
1106} 1327}
1107 1328
1108void 1329void
1113 PPCODE: 1334 PPCODE:
1114{ 1335{
1115 dREQ; 1336 dREQ;
1116 1337
1117 req->int2 = mode; 1338 req->int2 = mode;
1118 req->sv1 = newSVsv (fh_or_path); 1339 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1119
1120 if (SvPOK (req->sv1))
1121 {
1122 req->type = ix;
1123 req->ptr1 = SvPVbyte_nolen (req->sv1);
1124 }
1125 else
1126 {
1127 req->type = EIO_FCHMOD;
1128 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1129 }
1130 1340
1131 REQ_SEND; 1341 REQ_SEND;
1132} 1342}
1133 1343
1134void 1344void
1137{ 1347{
1138 dREQ; 1348 dREQ;
1139 1349
1140 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1350 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1141 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1351 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1142 req->sv1 = newSVsv (fh_or_path); 1352 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1143
1144 if (SvPOK (req->sv1))
1145 {
1146 req->type = EIO_CHOWN;
1147 req->ptr1 = SvPVbyte_nolen (req->sv1);
1148 }
1149 else
1150 {
1151 req->type = EIO_FCHOWN;
1152 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1153 }
1154 1353
1155 REQ_SEND; 1354 REQ_SEND;
1156} 1355}
1157 1356
1158void 1357void
1181 PPCODE: 1380 PPCODE:
1182{ 1381{
1183 dREQ; 1382 dREQ;
1184 1383
1185 req->type = ix; 1384 req->type = ix;
1186 req->sv1 = newSVsv (pathname); 1385 req_set_path1 (req, pathname);
1187 req->ptr1 = SvPVbyte_nolen (req->sv1);
1188 1386
1189 REQ_SEND; 1387 REQ_SEND;
1190} 1388}
1191 1389
1192void 1390void
1196 aio_symlink = EIO_SYMLINK 1394 aio_symlink = EIO_SYMLINK
1197 aio_rename = EIO_RENAME 1395 aio_rename = EIO_RENAME
1198 PPCODE: 1396 PPCODE:
1199{ 1397{
1200 dREQ; 1398 dREQ;
1399 eio_wd wd2;
1201 1400
1202 req->type = ix; 1401 req->type = ix;
1203 req->sv1 = newSVsv (oldpath); 1402 req_set_path1 (req, oldpath);
1204 req->ptr1 = SvPVbyte_nolen (req->sv1); 1403 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1205 req->sv2 = newSVsv (newpath); 1404 req->int3 = (long)wd2;
1206 req->ptr2 = SvPVbyte_nolen (req->sv2);
1207 1405
1208 REQ_SEND; 1406 REQ_SEND;
1209} 1407}
1210 1408
1211void 1409void
1213 PPCODE: 1411 PPCODE:
1214{ 1412{
1215 dREQ; 1413 dREQ;
1216 1414
1217 req->type = EIO_MKNOD; 1415 req->type = EIO_MKNOD;
1218 req->sv1 = newSVsv (pathname);
1219 req->ptr1 = SvPVbyte_nolen (req->sv1);
1220 req->int2 = (mode_t)mode; 1416 req->int2 = (mode_t)mode;
1221 req->offs = dev; 1417 req->offs = dev;
1418 req_set_path1 (req, pathname);
1222 1419
1223 REQ_SEND; 1420 REQ_SEND;
1224} 1421}
1225 1422
1226void 1423void
1227aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1424aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1228 ALIAS: 1425 ALIAS:
1229 aio_mtouch = EIO_MTOUCH 1426 aio_mtouch = EIO_MTOUCH
1230 aio_msync = EIO_MSYNC 1427 aio_msync = EIO_MSYNC
1231 PROTOTYPE: $$$$;$
1232 PPCODE: 1428 PPCODE:
1233{ 1429{
1234 STRLEN svlen; 1430 STRLEN svlen;
1431 char *svptr = SvPVbyte (data, svlen);
1235 UV len = SvUV (length); 1432 UV len = SvUV (length);
1236 char *svptr = SvPVbyte (data, svlen);
1237 1433
1238 if (offset < 0) 1434 if (offset < 0)
1239 offset += svlen; 1435 offset += svlen;
1240 1436
1241 if (offset < 0 || offset > svlen) 1437 if (offset < 0 || offset > svlen)
1246 1442
1247 { 1443 {
1248 dREQ; 1444 dREQ;
1249 1445
1250 req->type = ix; 1446 req->type = ix;
1251 req->size = len;
1252 req->sv2 = SvREFCNT_inc (data); 1447 req->sv2 = SvREFCNT_inc (data);
1253 req->ptr2 = (char *)svptr + offset; 1448 req->ptr2 = (char *)svptr + offset;
1449 req->size = len;
1254 req->int1 = flags; 1450 req->int1 = flags;
1255 1451
1256 REQ_SEND; 1452 REQ_SEND;
1257 } 1453 }
1258} 1454}
1259 1455
1260void 1456void
1457aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef)
1458 PPCODE:
1459{
1460 STRLEN svlen;
1461 char *svptr = SvPVbyte (data, svlen);
1462 UV len = SvUV (length);
1463
1464 if (offset < 0)
1465 offset += svlen;
1466
1467 if (offset < 0 || offset > svlen)
1468 croak ("offset outside of scalar");
1469
1470 if (!SvOK (length) || len + offset > svlen)
1471 len = svlen - offset;
1472
1473 {
1474 dREQ;
1475
1476 req->type = EIO_MLOCK;
1477 req->sv2 = SvREFCNT_inc (data);
1478 req->ptr2 = (char *)svptr + offset;
1479 req->size = len;
1480
1481 REQ_SEND;
1482 }
1483}
1484
1485void
1486aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
1487 PPCODE:
1488{
1489 dREQ;
1490
1491 req->type = EIO_MLOCKALL;
1492 req->int1 = flags;
1493
1494 REQ_SEND;
1495}
1496
1497void
1261aio_busy (double delay, SV *callback=&PL_sv_undef) 1498aio_busy (double delay, SV *callback=&PL_sv_undef)
1262 PPCODE: 1499 PPCODE:
1263{ 1500{
1264 dREQ; 1501 dREQ;
1265 1502
1269 REQ_SEND; 1506 REQ_SEND;
1270} 1507}
1271 1508
1272void 1509void
1273aio_group (SV *callback=&PL_sv_undef) 1510aio_group (SV *callback=&PL_sv_undef)
1274 PROTOTYPE: ;$
1275 PPCODE: 1511 PPCODE:
1276{ 1512{
1277 dREQ; 1513 dREQ;
1278 1514
1279 req->type = EIO_GROUP; 1515 req->type = EIO_GROUP;
1296 REQ_SEND; 1532 REQ_SEND;
1297} 1533}
1298 1534
1299int 1535int
1300aioreq_pri (int pri = 0) 1536aioreq_pri (int pri = 0)
1301 PROTOTYPE: ;$
1302 CODE: 1537 CODE:
1303 RETVAL = next_pri; 1538 RETVAL = next_pri;
1304 if (items > 0) 1539 if (items > 0)
1305 { 1540 {
1306 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1541 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
1318 if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; 1553 if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1319 next_pri = nice; 1554 next_pri = nice;
1320 1555
1321void 1556void
1322flush () 1557flush ()
1323 PROTOTYPE:
1324 CODE: 1558 CODE:
1325 while (eio_nreqs ()) 1559 while (eio_nreqs ())
1326 { 1560 {
1327 poll_wait (); 1561 poll_wait ();
1328 poll_cb (); 1562 poll_cb ();
1329 } 1563 }
1330 1564
1331int 1565int
1332poll() 1566poll ()
1333 PROTOTYPE:
1334 CODE: 1567 CODE:
1335 poll_wait (); 1568 poll_wait ();
1336 RETVAL = poll_cb (); 1569 RETVAL = poll_cb ();
1337 OUTPUT: 1570 OUTPUT:
1338 RETVAL 1571 RETVAL
1339 1572
1340int 1573int
1341poll_fileno() 1574poll_fileno ()
1342 PROTOTYPE:
1343 CODE: 1575 CODE:
1344 RETVAL = s_epipe_fd (&respipe); 1576 RETVAL = s_epipe_fd (&respipe);
1345 OUTPUT: 1577 OUTPUT:
1346 RETVAL 1578 RETVAL
1347 1579
1348int 1580int
1349poll_cb(...) 1581poll_cb (...)
1350 PROTOTYPE: 1582 PROTOTYPE:
1351 CODE: 1583 CODE:
1352 RETVAL = poll_cb (); 1584 RETVAL = poll_cb ();
1353 OUTPUT: 1585 OUTPUT:
1354 RETVAL 1586 RETVAL
1355 1587
1356void 1588void
1357poll_wait() 1589poll_wait ()
1358 PROTOTYPE:
1359 CODE: 1590 CODE:
1360 poll_wait (); 1591 poll_wait ();
1361 1592
1362int 1593int
1363nreqs() 1594nreqs ()
1364 PROTOTYPE:
1365 CODE: 1595 CODE:
1366 RETVAL = eio_nreqs (); 1596 RETVAL = eio_nreqs ();
1367 OUTPUT: 1597 OUTPUT:
1368 RETVAL 1598 RETVAL
1369 1599
1370int 1600int
1371nready() 1601nready ()
1372 PROTOTYPE:
1373 CODE: 1602 CODE:
1374 RETVAL = eio_nready (); 1603 RETVAL = eio_nready ();
1375 OUTPUT: 1604 OUTPUT:
1376 RETVAL 1605 RETVAL
1377 1606
1378int 1607int
1379npending() 1608npending ()
1380 PROTOTYPE:
1381 CODE: 1609 CODE:
1382 RETVAL = eio_npending (); 1610 RETVAL = eio_npending ();
1383 OUTPUT: 1611 OUTPUT:
1384 RETVAL 1612 RETVAL
1385 1613
1386int 1614int
1387nthreads() 1615nthreads ()
1388 PROTOTYPE:
1389 CODE: 1616 CODE:
1390 RETVAL = eio_nthreads (); 1617 RETVAL = eio_nthreads ();
1391 OUTPUT: 1618 OUTPUT:
1392 RETVAL 1619 RETVAL
1393 1620
1394int 1621int
1395fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) 1622fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1396 PROTOTYPE: $$$$
1397 CODE: 1623 CODE:
1398 RETVAL = posix_fadvise (fh, offset, length, advice); 1624 RETVAL = posix_fadvise (fh, offset, length, advice);
1399 OUTPUT: 1625 OUTPUT:
1400 RETVAL 1626 RETVAL
1401 1627
1402ssize_t 1628IV
1403sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1629sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1404 PROTOTYPE: $$$$
1405 CODE: 1630 CODE:
1406 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1631 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1407 OUTPUT: 1632 OUTPUT:
1408 RETVAL 1633 RETVAL
1409 1634
1410void 1635void
1411mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 1636mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0)
1412 PROTOTYPE: $$$$$;$
1413 PPCODE: 1637 PPCODE:
1414 sv_unmagic (scalar, MMAP_MAGIC); 1638 sv_unmagic (scalar, MMAP_MAGIC);
1415{ 1639{
1416 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1640 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1417 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1641 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1440 XSRETURN_YES; 1664 XSRETURN_YES;
1441} 1665}
1442 1666
1443void 1667void
1444munmap (SV *scalar) 1668munmap (SV *scalar)
1445 PROTOTYPE: $
1446 CODE: 1669 CODE:
1447 sv_unmagic (scalar, MMAP_MAGIC); 1670 sv_unmagic (scalar, MMAP_MAGIC);
1448 1671
1449int 1672int
1450madvise (SV *scalar, off_t offset, off_t length, IV advice) 1673madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1451 PROTOTYPE: $$$$ 1674 ALIAS:
1675 mprotect = 1
1452 CODE: 1676 CODE:
1453{ 1677{
1454 char *addr = SvPV_nolen (scalar) + offset; 1678 STRLEN svlen;
1679 void *addr = SvPVbyte (scalar, svlen);
1680 size_t len = SvUV (length);
1455 1681
1456 if (!SvOK (ST (2))) 1682 if (offset < 0)
1683 offset += svlen;
1684
1685 if (offset < 0 || offset > svlen)
1686 croak ("offset outside of scalar");
1687
1688 if (!SvOK (length) || len + offset > svlen)
1457 length = SvCUR (scalar) - offset; 1689 len = svlen - offset;
1458 1690
1459 if (addr >= SvEND (scalar) || length <= 0) 1691 addr = (void *)(((intptr_t)addr) + offset);
1460 XSRETURN_EMPTY; 1692 eio_page_align (&addr, &len);
1461 1693
1694 switch (ix)
1695 {
1462 RETVAL = posix_madvise (addr, length, advice); 1696 case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
1697 case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
1698 }
1463} 1699}
1464 OUTPUT: 1700 OUTPUT:
1465 RETVAL 1701 RETVAL
1466 1702
1467int 1703int
1468mlockall (int flags) 1704munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef)
1469 PROTOTYPE: $
1470 CODE: 1705 CODE:
1706{
1707 STRLEN svlen;
1708 void *addr = SvPVbyte (scalar, svlen);
1709 size_t len = SvUV (length);
1710
1711 if (offset < 0)
1712 offset += svlen;
1713
1714 if (offset < 0 || offset > svlen)
1715 croak ("offset outside of scalar");
1716
1717 if (!SvOK (length) || len + offset > svlen)
1718 len = svlen - offset;
1719
1720 addr = (void *)(((intptr_t)addr) + offset);
1721 eio_page_align (&addr, &len);
1471#if _POSIX_MEMLOCK 1722#if _POSIX_MEMLOCK_RANGE
1472#if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7 1723 RETVAL = munlock (addr, len);
1473 extern int mallopt (int, int);
1474 mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */
1475#endif
1476 mlockall (flags);
1477#else 1724#else
1478 RETVAL = -1; 1725 RETVAL = ((errno = ENOSYS), -1);
1479 errno = ENOSYS;
1480#endif 1726#endif
1727}
1481 OUTPUT: 1728 OUTPUT:
1482 RETVAL 1729 RETVAL
1483 1730
1484int 1731int
1485munlockall () 1732munlockall ()
1486 PROTOTYPE:
1487 CODE: 1733 CODE:
1488#if _POSIX_MEMLOCK 1734#if _POSIX_MEMLOCK
1489 munlockall (); 1735 munlockall ();
1490#else 1736#else
1491 RETVAL = -1; 1737 RETVAL = -1;
1499 SvREFCNT_dec (on_next_submit); 1745 SvREFCNT_dec (on_next_submit);
1500 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1746 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1501 1747
1502PROTOTYPES: DISABLE 1748PROTOTYPES: DISABLE
1503 1749
1750MODULE = IO::AIO PACKAGE = IO::AIO::WD
1751
1752BOOT:
1753{
1754 newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
1755 newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
1756}
1757
1758void
1759DESTROY (SV *self)
1760 CODE:
1761{
1762 aio_wd wd = SvAIO_WD (self);
1763#if HAVE_AT
1764 SV *callback = &PL_sv_undef;
1765 dREQ; /* clobbers next_pri :/ */
1766 req->type = EIO_WD_CLOSE;
1767 req->wd = wd;
1768 REQ_SEND;
1769#else
1770 eio_wd_close_sync (wd);
1771#endif
1772}
1773
1504MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1774MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1505 1775
1506void 1776void
1507cancel (aio_req_ornot req) 1777cancel (aio_req_ornot req)
1508 CODE: 1778 CODE:

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