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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.171 by root, Wed Aug 4 17:16:19 2010 UTC vs.
Revision 1.195 by root, Mon Sep 26 20:19:08 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
170#ifndef PROT_NONE 217#ifndef PROT_NONE
171# define PROT_NONE 0 218# define PROT_NONE 0
178#endif 225#endif
179#ifndef PROT_EXEC 226#ifndef PROT_EXEC
180# define PROT_EXEC 0 227# define PROT_EXEC 0
181#endif 228#endif
182 229
230#ifndef ST_RDONLY
231# define ST_RDONLY 0
232#endif
233#ifndef ST_NOSUID
234# define ST_NOSUID 0
235#endif
183#ifndef ST_NODEV 236#ifndef ST_NODEV
184# define ST_NODEV 0 237# define ST_NODEV 0
185#endif 238#endif
186#ifndef ST_NOEXEC 239#ifndef ST_NOEXEC
187# define ST_NOEXEC 0 240# define ST_NOEXEC 0
209#endif 262#endif
210#ifndef ST_RELATIME 263#ifndef ST_RELATIME
211# define ST_RELATIME 0 264# define ST_RELATIME 0
212#endif 265#endif
213 266
214#ifndef MCL_CURRENT 267#ifndef S_IFIFO
215# define MCL_CURRENT 0 268# define S_IFIFO 0
216#endif 269#endif
217#ifndef MCL_FUTURE 270#ifndef S_IFCHR
218# 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
219#endif 290#endif
220 291
221#ifndef MAP_ANONYMOUS 292#ifndef MAP_ANONYMOUS
222# ifdef MAP_ANON 293# ifdef MAP_ANON
223# define MAP_ANONYMOUS MAP_ANON 294# define MAP_ANONYMOUS MAP_ANON
239#endif 310#endif
240#ifndef MAP_NONBLOCK 311#ifndef MAP_NONBLOCK
241# define MAP_NONBLOCK 0 312# define MAP_NONBLOCK 0
242#endif 313#endif
243 314
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
244#ifndef PAGESIZE 325#ifndef PAGESIZE
245# define PAGESIZE sysconf (_SC_PAGESIZE) 326# define PAGESIZE sysconf (_SC_PAGESIZE)
246#endif 327#endif
247
248static int req_invoke (eio_req *req);
249#define EIO_FINISH(req) req_invoke (req)
250static void req_destroy (eio_req *grp);
251#define EIO_DESTROY(req) req_destroy (req)
252 328
253enum { 329enum {
254 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
255}; 331};
256 332
257#include "libeio/eio.c"
258
259typedef eio_req *aio_req; 333typedef eio_req *aio_req;
260typedef eio_req *aio_req_ornot; 334typedef eio_req *aio_req_ornot;
335typedef eio_wd *aio_wd;
261 336
262static SV *on_next_submit; 337static SV *on_next_submit;
263static int next_pri = EIO_PRI_DEFAULT; 338static int next_pri = EIO_PRI_DEFAULT;
264static int max_outstanding; 339static int max_outstanding;
265 340
303 croak ("object of class IO::AIO::REQ expected"); 378 croak ("object of class IO::AIO::REQ expected");
304 379
305 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 380 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
306 381
307 return mg ? (aio_req)mg->mg_ptr : 0; 382 return mg ? (aio_req)mg->mg_ptr : 0;
383}
384
385static aio_wd SvAIO_WD (SV *sv)
386{
387 if (!SvROK (sv)
388 || SvSTASH (SvRV (sv)) != aio_wd_stash
389 || SvTYPE (SvRV (sv)) != SVt_PVMG)
390 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
391
392 return (aio_wd)(long)SvIVX (SvRV (sv));
308} 393}
309 394
310static void aio_grp_feed (aio_req grp) 395static void aio_grp_feed (aio_req grp)
311{ 396{
312 if (grp->sv2 && SvOK (grp->sv2)) 397 if (grp->sv2 && SvOK (grp->sv2))
361 /* do not recreate the result IV from scratch each time */ 446 /* do not recreate the result IV from scratch each time */
362 if (expect_true (sv_result_cache)) 447 if (expect_true (sv_result_cache))
363 { 448 {
364 sv_result = sv_result_cache; sv_result_cache = 0; 449 sv_result = sv_result_cache; sv_result_cache = 0;
365 SvIV_set (sv_result, req->result); 450 SvIV_set (sv_result, req->result);
451 SvIOK_only (sv_result);
366 } 452 }
367 else 453 else
368 { 454 {
369 sv_result = newSViv (req->result); 455 sv_result = newSViv (req->result);
370 SvREADONLY_on (sv_result); 456 SvREADONLY_on (sv_result);
371 } 457 }
372 458
373 switch (req->type) 459 switch (req->type)
374 { 460 {
461 case EIO_WD_OPEN:
462 PUSHs (sv_2mortal (sv_bless (newRV_noinc (newSViv (((long)req->wd))), aio_wd_stash)));
463 break;
464
375 case EIO_READDIR: 465 case EIO_READDIR:
376 { 466 {
377 SV *rv = &PL_sv_undef; 467 SV *rv = &PL_sv_undef;
378 468
379 if (req->result >= 0) 469 if (req->result >= 0)
467 case EIO_STATVFS: 557 case EIO_STATVFS:
468 case EIO_FSTATVFS: 558 case EIO_FSTATVFS:
469 { 559 {
470 SV *rv = &PL_sv_undef; 560 SV *rv = &PL_sv_undef;
471 561
562#ifndef _WIN32
472 if (req->result >= 0) 563 if (req->result >= 0)
473 { 564 {
474 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 565 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
475 HV *hv = newHV (); 566 HV *hv = newHV ();
476 567
486 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 577 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
487 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 578 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
488 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 579 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
489 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); 580 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
490 } 581 }
582#endif
491 583
492 PUSHs (rv); 584 PUSHs (rv);
493 } 585 }
494 586
495 break; 587 break;
511 case EIO_NOP: 603 case EIO_NOP:
512 case EIO_BUSY: 604 case EIO_BUSY:
513 break; 605 break;
514 606
515 case EIO_READLINK: 607 case EIO_READLINK:
608 case EIO_REALPATH:
516 if (req->result > 0) 609 if (req->result > 0)
517 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); 610 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
518 break; 611 break;
519 612
520 case EIO_STAT: 613 case EIO_STAT:
521 case EIO_LSTAT: 614 case EIO_LSTAT:
522 case EIO_FSTAT: 615 case EIO_FSTAT:
523 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 616 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
524 PL_laststatval = req->result; 617 PL_laststatval = req->result;
618 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
525 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 619 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
526 PUSHs (sv_result); 620 PUSHs (sv_result);
527 break; 621 break;
528 622
529 case EIO_READ: 623 case EIO_READ:
534 SvSETMAGIC (req->sv2); 628 SvSETMAGIC (req->sv2);
535 PUSHs (sv_result); 629 PUSHs (sv_result);
536 } 630 }
537 break; 631 break;
538 632
539 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */ 633 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
540 if (req->result > 0) 634 if (req->result > 0)
541 SvIV_set (sv_result, 0); 635 SvIV_set (sv_result, 0);
542 /* FALLTHROUGH */ 636 /* FALLTHROUGH */
543 637
544 default: 638 default:
574 SvREFCNT_dec (req->self); 668 SvREFCNT_dec (req->self);
575 } 669 }
576 670
577 SvREFCNT_dec (req->sv1); 671 SvREFCNT_dec (req->sv1);
578 SvREFCNT_dec (req->sv2); 672 SvREFCNT_dec (req->sv2);
673 SvREFCNT_dec (req->sv3);
674 SvREFCNT_dec (req->sv4);
579 SvREFCNT_dec (req->callback); 675 SvREFCNT_dec (req->callback);
580 676
581 Safefree (req); 677 Safefree (req);
582} 678}
583 679
584static void req_cancel_subs (aio_req grp) 680static void req_cancel_subs (aio_req grp)
585{ 681{
586 aio_req sub;
587
588 if (grp->type != EIO_GROUP) 682 if (grp->type != EIO_GROUP)
589 return; 683 return;
590 684
591 SvREFCNT_dec (grp->sv2); 685 SvREFCNT_dec (grp->sv2);
592 grp->sv2 = 0; 686 grp->sv2 = 0;
593 687
594 eio_grp_cancel (grp); 688 eio_grp_cancel (grp);
595} 689}
596 690
597static void
598create_respipe (void) 691static void create_respipe (void)
599{ 692{
600 if (s_epipe_renew (&respipe)) 693 if (s_epipe_renew (&respipe))
601 croak ("IO::AIO: unable to initialize result pipe"); 694 croak ("IO::AIO: unable to initialize result pipe");
602} 695}
603 696
634 727
635 poll_wait (); 728 poll_wait ();
636 } 729 }
637} 730}
638 731
639static void atfork_child (void) 732static void ecb_cold
733reinit (void)
640{ 734{
641 create_respipe (); 735 create_respipe ();
736
737 if (eio_init (want_poll, done_poll) < 0)
738 croak ("IO::AIO: unable to initialise eio library");
642} 739}
643 740
644/*****************************************************************************/ 741/*****************************************************************************/
645 742
646#if !_POSIX_MAPPED_FILES 743#if !_POSIX_MAPPED_FILES
647# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) 744# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
648# define munmap(addr,length) (errno = ENOSYS, -1) 745# define munmap(addr,length) (errno = ENOSYS, -1)
746#endif
747
748#if !_POSIX_MEMORY_PROTECTION
649# define mprotect(addr,len,prot) (errno = ENOSYS, -1) 749# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
750# define PROT_NONE 0
751# define PROT_WRITE 0
752# define MAP_PRIVATE 0
753# define MAP_SHARED 0
754# define MAP_FIXED 0
650#endif 755#endif
651 756
652#define MMAP_MAGIC PERL_MAGIC_ext 757#define MMAP_MAGIC PERL_MAGIC_ext
653 758
654static int
655mmap_free (pTHX_ SV *sv, MAGIC *mg) 759static int mmap_free (pTHX_ SV *sv, MAGIC *mg)
656{ 760{
657 int old_errno = errno; 761 int old_errno = errno;
658 munmap (mg->mg_ptr, (size_t)mg->mg_obj); 762 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
659 errno = old_errno; 763 errno = old_errno;
660 764
676 0, 0, 0, 0, mmap_free 780 0, 0, 0, 0, mmap_free
677}; 781};
678 782
679/*****************************************************************************/ 783/*****************************************************************************/
680 784
681static SV *
682get_cb (SV *cb_sv) 785static SV * get_cb (SV *cb_sv)
683{ 786{
684 SvGETMAGIC (cb_sv); 787 SvGETMAGIC (cb_sv);
685 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 788 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
686} 789}
687 790
705 req_submit (req); \ 808 req_submit (req); \
706 SPAGAIN; \ 809 SPAGAIN; \
707 \ 810 \
708 if (GIMME_V != G_VOID) \ 811 if (GIMME_V != G_VOID) \
709 XPUSHs (req_sv (req, aio_req_stash)); 812 XPUSHs (req_sv (req, aio_req_stash));
813
814static void
815req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
816{
817 if (SvROK (path))
818 {
819 AV *av = (AV *)SvRV (path);
820 SV *wdob;
821
822 if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1)
823 croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
824
825 path = AvARRAY (av)[1];
826 wdob = AvARRAY (av)[0];
827
828 *wd = SvAIO_WD (wdob);
829 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
830 }
831
832 *pathsv = newSVsv (path);
833 *ptr = SvPVbyte_nolen (*pathsv);
834}
835
836static void
837req_set_path1 (aio_req req, SV *path)
838{
839 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
840}
841
842static void
843req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
844{
845 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
846
847 switch (SvTYPE (rv))
848 {
849 case SVt_PVIO:
850 case SVt_PVLV:
851 case SVt_PVGV:
852 req->type = type_fh;
853 req->sv1 = newSVsv (fh_or_path);
854 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
855 break;
856
857 default:
858 req->type = type_path;
859 req_set_path1 (req, fh_or_path);
860 break;
861 }
862
863}
710 864
711MODULE = IO::AIO PACKAGE = IO::AIO 865MODULE = IO::AIO PACKAGE = IO::AIO
712 866
713PROTOTYPES: ENABLE 867PROTOTYPES: ENABLE
714 868
728 const_iv (O_RDWR) 882 const_iv (O_RDWR)
729 const_iv (O_CREAT) 883 const_iv (O_CREAT)
730 const_iv (O_TRUNC) 884 const_iv (O_TRUNC)
731 const_iv (O_EXCL) 885 const_iv (O_EXCL)
732 const_iv (O_APPEND) 886 const_iv (O_APPEND)
733#ifndef _WIN32 887
888 const_iv (O_ASYNC)
889 const_iv (O_DIRECT)
890 const_iv (O_NOATIME)
891
892 const_iv (O_CLOEXEC)
893 const_iv (O_NOCTTY)
894 const_iv (O_NOFOLLOW)
895 const_iv (O_NONBLOCK)
896 const_iv (O_EXEC)
897 const_iv (O_SEARCH)
898 const_iv (O_DIRECTORY)
899 const_iv (O_DSYNC)
900 const_iv (O_RSYNC)
901 const_iv (O_SYNC)
902 const_iv (O_TTY_INIT)
903
734 const_iv (S_IFIFO) 904 const_iv (S_IFIFO)
735#endif 905 const_iv (S_IFCHR)
906 const_iv (S_IFBLK)
907 const_iv (S_IFLNK)
908 const_iv (S_IFREG)
909 const_iv (S_IFDIR)
910 const_iv (S_IFWHT)
911 const_iv (S_IFSOCK)
912 const_iv (S_IFMT)
913
736 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) 914 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
737 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) 915 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
738 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) 916 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
739 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) 917 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
740 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) 918 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
774 const_iv (MAP_LOCKED) 952 const_iv (MAP_LOCKED)
775 const_iv (MAP_NORESERVE) 953 const_iv (MAP_NORESERVE)
776 const_iv (MAP_POPULATE) 954 const_iv (MAP_POPULATE)
777 const_iv (MAP_NONBLOCK) 955 const_iv (MAP_NONBLOCK)
778 956
779 const_iv (MCL_FUTURE) 957 const_eio (MCL_FUTURE)
780 const_iv (MCL_CURRENT) 958 const_eio (MCL_CURRENT)
781 959
782 const_eio (MS_ASYNC) 960 const_eio (MS_ASYNC)
783 const_eio (MS_INVALIDATE) 961 const_eio (MS_INVALIDATE)
784 const_eio (MS_SYNC) 962 const_eio (MS_SYNC)
785 963
786 const_eio (MT_MODIFY) 964 const_eio (MT_MODIFY)
787 965
788 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 966 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
789 const_eio (SYNC_FILE_RANGE_WRITE) 967 const_eio (SYNC_FILE_RANGE_WRITE)
790 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 968 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
969
970 const_eio (FALLOC_FL_KEEP_SIZE)
791 971
792 const_eio (READDIR_DENTS) 972 const_eio (READDIR_DENTS)
793 const_eio (READDIR_DIRS_FIRST) 973 const_eio (READDIR_DIRS_FIRST)
794 const_eio (READDIR_STAT_ORDER) 974 const_eio (READDIR_STAT_ORDER)
795 const_eio (READDIR_FOUND_UNKNOWN) 975 const_eio (READDIR_FOUND_UNKNOWN)
806 }; 986 };
807 987
808 aio_stash = gv_stashpv ("IO::AIO" , 1); 988 aio_stash = gv_stashpv ("IO::AIO" , 1);
809 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 989 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
810 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 990 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
991 aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
811 992
812 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 993 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
813 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 994 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
814 995
815 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 996 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
816 997
817 create_respipe (); 998 reinit ();
818
819 if (eio_init (want_poll, done_poll) < 0)
820 croak ("IO::AIO: unable to initialise eio library");
821
822 /* atfork child called in fifo order, so before eio's handler */
823 X_THREAD_ATFORK (0, 0, atfork_child);
824} 999}
825 1000
826void 1001void
1002reinit ()
1003 PROTOTYPE:
1004
1005void
827max_poll_reqs (int nreqs) 1006max_poll_reqs (unsigned int nreqs)
828 PROTOTYPE: $ 1007 PROTOTYPE: $
829 CODE: 1008 CODE:
830 eio_set_max_poll_reqs (nreqs); 1009 eio_set_max_poll_reqs (nreqs);
831 1010
832void 1011void
834 PROTOTYPE: $ 1013 PROTOTYPE: $
835 CODE: 1014 CODE:
836 eio_set_max_poll_time (nseconds); 1015 eio_set_max_poll_time (nseconds);
837 1016
838void 1017void
839min_parallel (int nthreads) 1018min_parallel (unsigned int nthreads)
840 PROTOTYPE: $ 1019 PROTOTYPE: $
841 CODE: 1020 CODE:
842 eio_set_min_parallel (nthreads); 1021 eio_set_min_parallel (nthreads);
843 1022
844void 1023void
845max_parallel (int nthreads) 1024max_parallel (unsigned int nthreads)
846 PROTOTYPE: $ 1025 PROTOTYPE: $
847 CODE: 1026 CODE:
848 eio_set_max_parallel (nthreads); 1027 eio_set_max_parallel (nthreads);
849 1028
850void 1029void
851max_idle (int nthreads) 1030max_idle (unsigned int nthreads)
852 PROTOTYPE: $ 1031 PROTOTYPE: $
853 CODE: 1032 CODE:
854 eio_set_max_idle (nthreads); 1033 eio_set_max_idle (nthreads);
855 1034
856void 1035void
1036idle_timeout (unsigned int seconds)
1037 PROTOTYPE: $
1038 CODE:
1039 eio_set_idle_timeout (seconds);
1040
1041void
857max_outstanding (int maxreqs) 1042max_outstanding (unsigned int maxreqs)
858 PROTOTYPE: $ 1043 PROTOTYPE: $
859 CODE: 1044 CODE:
860 max_outstanding = maxreqs; 1045 max_outstanding = maxreqs;
861 1046
862void 1047void
1048aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
1049 PPCODE:
1050{
1051 dREQ;
1052
1053 req->type = EIO_WD_OPEN;
1054 req_set_path1 (req, pathname);
1055
1056 REQ_SEND;
1057}
1058
1059void
863aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1060aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
864 PROTOTYPE: $$$;$
865 PPCODE: 1061 PPCODE:
866{ 1062{
867 dREQ; 1063 dREQ;
868 1064
869 req->type = EIO_OPEN; 1065 req->type = EIO_OPEN;
870 req->sv1 = newSVsv (pathname); 1066 req_set_path1 (req, pathname);
871 req->ptr1 = SvPVbyte_nolen (req->sv1);
872 req->int1 = flags; 1067 req->int1 = flags;
873 req->int2 = mode; 1068 req->int2 = mode;
874 1069
875 REQ_SEND; 1070 REQ_SEND;
876} 1071}
877 1072
878void 1073void
879aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1074aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
880 PROTOTYPE: $;$
881 ALIAS: 1075 ALIAS:
882 aio_fsync = EIO_FSYNC 1076 aio_fsync = EIO_FSYNC
883 aio_fdatasync = EIO_FDATASYNC 1077 aio_fdatasync = EIO_FDATASYNC
1078 aio_syncfs = EIO_SYNCFS
884 PPCODE: 1079 PPCODE:
885{ 1080{
886 int fd = s_fileno_croak (fh, 0); 1081 int fd = s_fileno_croak (fh, 0);
887 dREQ; 1082 dREQ;
888 1083
893 REQ_SEND (req); 1088 REQ_SEND (req);
894} 1089}
895 1090
896void 1091void
897aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1092aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
898 PROTOTYPE: $$$$;$
899 PPCODE: 1093 PPCODE:
900{ 1094{
901 int fd = s_fileno_croak (fh, 0); 1095 int fd = s_fileno_croak (fh, 0);
902 dREQ; 1096 dREQ;
903 1097
910 1104
911 REQ_SEND (req); 1105 REQ_SEND (req);
912} 1106}
913 1107
914void 1108void
915aio_close (SV *fh, SV *callback=&PL_sv_undef) 1109aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef)
916 PROTOTYPE: $;$
917 PPCODE: 1110 PPCODE:
918{ 1111{
919 static int close_pipe = -1; /* dummy fd to close fds via dup2 */
920 int fd = s_fileno_croak (fh, 0); 1112 int fd = s_fileno_croak (fh, 0);
921 dREQ; 1113 dREQ;
922 1114
923 if (close_pipe < 0) 1115 req->type = EIO_FALLOCATE;
1116 req->sv1 = newSVsv (fh);
1117 req->int1 = fd;
1118 req->int2 = mode;
1119 req->offs = offset;
1120 req->size = len;
1121
1122 REQ_SEND (req);
1123}
1124
1125void
1126aio_close (SV *fh, SV *callback=&PL_sv_undef)
1127 PPCODE:
1128{
1129 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1130 int fd = s_fileno_croak (fh, 0);
1131 dREQ;
1132
1133 if (expect_false (close_fd < 0))
924 { 1134 {
925 int pipefd [2]; 1135 int pipefd [2];
926 1136
1137 if (
1138#ifdef _WIN32
1139 _pipe (pipefd, 1, _O_BINARY) < 0
1140#else
927 if (pipe (pipefd) < 0 1141 pipe (pipefd) < 0
928 || close (pipefd [1]) < 0
929 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) 1142 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1143#endif
1144 || close (pipefd [1]) < 0
1145 )
930 abort (); /*D*/ 1146 abort (); /*D*/
931 1147
932 close_pipe = pipefd [0]; 1148 close_fd = pipefd [0];
933 } 1149 }
934 1150
935 req->type = EIO_DUP2; 1151 req->type = EIO_DUP2;
936 req->int1 = close_pipe; 1152 req->int1 = close_fd;
937 req->sv2 = newSVsv (fh); 1153 req->sv2 = newSVsv (fh);
938 req->int2 = fd; 1154 req->int2 = fd;
939 1155
940 REQ_SEND (req); 1156 REQ_SEND (req);
941} 1157}
943void 1159void
944aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1160aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
945 ALIAS: 1161 ALIAS:
946 aio_read = EIO_READ 1162 aio_read = EIO_READ
947 aio_write = EIO_WRITE 1163 aio_write = EIO_WRITE
948 PROTOTYPE: $$$$$;$
949 PPCODE: 1164 PPCODE:
950{ 1165{
951 STRLEN svlen; 1166 STRLEN svlen;
952 int fd = s_fileno_croak (fh, ix == EIO_WRITE); 1167 int fd = s_fileno_croak (fh, ix == EIO_WRITE);
953 char *svptr = SvPVbyte (data, svlen); 1168 char *svptr = SvPVbyte (data, svlen);
993 REQ_SEND; 1208 REQ_SEND;
994 } 1209 }
995} 1210}
996 1211
997void 1212void
998aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1213aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
999 PROTOTYPE: $$;$ 1214 ALIAS:
1215 aio_readlink = EIO_READLINK
1216 aio_realpath = EIO_REALPATH
1000 PPCODE: 1217 PPCODE:
1001{ 1218{
1002 SV *data;
1003 dREQ; 1219 dREQ;
1004 1220
1005 req->type = EIO_READLINK; 1221 req->type = ix;
1006 req->sv1 = newSVsv (path); 1222 req_set_path1 (req, pathname);
1007 req->ptr1 = SvPVbyte_nolen (req->sv1);
1008 1223
1009 REQ_SEND; 1224 REQ_SEND;
1010} 1225}
1011 1226
1012void 1227void
1013aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1228aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
1014 PROTOTYPE: $$$$;$
1015 PPCODE: 1229 PPCODE:
1016{ 1230{
1017 int ifd = s_fileno_croak (in_fh , 0); 1231 int ifd = s_fileno_croak (in_fh , 0);
1018 int ofd = s_fileno_croak (out_fh, 1); 1232 int ofd = s_fileno_croak (out_fh, 1);
1019 dREQ; 1233 dREQ;
1029 REQ_SEND; 1243 REQ_SEND;
1030} 1244}
1031 1245
1032void 1246void
1033aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1247aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)
1034 PROTOTYPE: $$$;$
1035 PPCODE: 1248 PPCODE:
1036{ 1249{
1037 int fd = s_fileno_croak (fh, 0); 1250 int fd = s_fileno_croak (fh, 0);
1038 dREQ; 1251 dREQ;
1039 1252
1055 PPCODE: 1268 PPCODE:
1056{ 1269{
1057 dREQ; 1270 dREQ;
1058 1271
1059 req->sv1 = newSVsv (fh_or_path); 1272 req->sv1 = newSVsv (fh_or_path);
1060 1273 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1061 if (SvPOK (req->sv1))
1062 {
1063 req->type = ix;
1064 req->ptr1 = SvPVbyte_nolen (req->sv1);
1065 }
1066 else
1067 {
1068 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1069 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1070 }
1071
1072 REQ_SEND; 1274 REQ_SEND;
1073} 1275}
1276
1277UV
1278major (UV dev)
1279 ALIAS:
1280 minor = 1
1281 CODE:
1282 RETVAL = ix ? major (dev) : minor (dev);
1283 OUTPUT:
1284 RETVAL
1285
1286UV
1287makedev (UV maj, UV min)
1288 CODE:
1289 RETVAL = makedev (maj, min);
1290 OUTPUT:
1291 RETVAL
1074 1292
1075void 1293void
1076aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1294aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef)
1077 PPCODE: 1295 PPCODE:
1078{ 1296{
1079 dREQ; 1297 dREQ;
1080 1298
1081 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1299 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1082 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1300 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1083 req->sv1 = newSVsv (fh_or_path); 1301 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1084
1085 if (SvPOK (req->sv1))
1086 {
1087 req->type = EIO_UTIME;
1088 req->ptr1 = SvPVbyte_nolen (req->sv1);
1089 }
1090 else
1091 {
1092 req->type = EIO_FUTIME;
1093 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1094 }
1095 1302
1096 REQ_SEND; 1303 REQ_SEND;
1097} 1304}
1098 1305
1099void 1306void
1100aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1307aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1101 PPCODE: 1308 PPCODE:
1102{ 1309{
1103 dREQ; 1310 dREQ;
1104 1311
1105 req->sv1 = newSVsv (fh_or_path);
1106 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1312 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1107 1313 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1108 if (SvPOK (req->sv1))
1109 {
1110 req->type = EIO_TRUNCATE;
1111 req->ptr1 = SvPVbyte_nolen (req->sv1);
1112 }
1113 else
1114 {
1115 req->type = EIO_FTRUNCATE;
1116 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1117 }
1118 1314
1119 REQ_SEND; 1315 REQ_SEND;
1120} 1316}
1121 1317
1122void 1318void
1127 PPCODE: 1323 PPCODE:
1128{ 1324{
1129 dREQ; 1325 dREQ;
1130 1326
1131 req->int2 = mode; 1327 req->int2 = mode;
1132 req->sv1 = newSVsv (fh_or_path); 1328 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1133
1134 if (SvPOK (req->sv1))
1135 {
1136 req->type = ix;
1137 req->ptr1 = SvPVbyte_nolen (req->sv1);
1138 }
1139 else
1140 {
1141 req->type = EIO_FCHMOD;
1142 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1143 }
1144 1329
1145 REQ_SEND; 1330 REQ_SEND;
1146} 1331}
1147 1332
1148void 1333void
1151{ 1336{
1152 dREQ; 1337 dREQ;
1153 1338
1154 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1339 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1155 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1340 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1156 req->sv1 = newSVsv (fh_or_path); 1341 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1157
1158 if (SvPOK (req->sv1))
1159 {
1160 req->type = EIO_CHOWN;
1161 req->ptr1 = SvPVbyte_nolen (req->sv1);
1162 }
1163 else
1164 {
1165 req->type = EIO_FCHOWN;
1166 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1167 }
1168 1342
1169 REQ_SEND; 1343 REQ_SEND;
1170} 1344}
1171 1345
1172void 1346void
1195 PPCODE: 1369 PPCODE:
1196{ 1370{
1197 dREQ; 1371 dREQ;
1198 1372
1199 req->type = ix; 1373 req->type = ix;
1200 req->sv1 = newSVsv (pathname); 1374 req_set_path1 (req, pathname);
1201 req->ptr1 = SvPVbyte_nolen (req->sv1);
1202 1375
1203 REQ_SEND; 1376 REQ_SEND;
1204} 1377}
1205 1378
1206void 1379void
1210 aio_symlink = EIO_SYMLINK 1383 aio_symlink = EIO_SYMLINK
1211 aio_rename = EIO_RENAME 1384 aio_rename = EIO_RENAME
1212 PPCODE: 1385 PPCODE:
1213{ 1386{
1214 dREQ; 1387 dREQ;
1388 eio_wd wd2;
1215 1389
1216 req->type = ix; 1390 req->type = ix;
1217 req->sv1 = newSVsv (oldpath); 1391 req_set_path1 (req, oldpath);
1218 req->ptr1 = SvPVbyte_nolen (req->sv1); 1392 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1219 req->sv2 = newSVsv (newpath); 1393 req->int3 = (long)wd2;
1220 req->ptr2 = SvPVbyte_nolen (req->sv2);
1221 1394
1222 REQ_SEND; 1395 REQ_SEND;
1223} 1396}
1224 1397
1225void 1398void
1227 PPCODE: 1400 PPCODE:
1228{ 1401{
1229 dREQ; 1402 dREQ;
1230 1403
1231 req->type = EIO_MKNOD; 1404 req->type = EIO_MKNOD;
1232 req->sv1 = newSVsv (pathname);
1233 req->ptr1 = SvPVbyte_nolen (req->sv1);
1234 req->int2 = (mode_t)mode; 1405 req->int2 = (mode_t)mode;
1235 req->offs = dev; 1406 req->offs = dev;
1407 req_set_path1 (req, pathname);
1236 1408
1237 REQ_SEND; 1409 REQ_SEND;
1238} 1410}
1239 1411
1240void 1412void
1241aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1413aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1242 ALIAS: 1414 ALIAS:
1243 aio_mtouch = EIO_MTOUCH 1415 aio_mtouch = EIO_MTOUCH
1244 aio_msync = EIO_MSYNC 1416 aio_msync = EIO_MSYNC
1245 PROTOTYPE: $$$$;$
1246 PPCODE: 1417 PPCODE:
1247{ 1418{
1248 STRLEN svlen; 1419 STRLEN svlen;
1420 char *svptr = SvPVbyte (data, svlen);
1249 UV len = SvUV (length); 1421 UV len = SvUV (length);
1250 char *svptr = SvPVbyte (data, svlen);
1251 1422
1252 if (offset < 0) 1423 if (offset < 0)
1253 offset += svlen; 1424 offset += svlen;
1254 1425
1255 if (offset < 0 || offset > svlen) 1426 if (offset < 0 || offset > svlen)
1260 1431
1261 { 1432 {
1262 dREQ; 1433 dREQ;
1263 1434
1264 req->type = ix; 1435 req->type = ix;
1265 req->size = len;
1266 req->sv2 = SvREFCNT_inc (data); 1436 req->sv2 = SvREFCNT_inc (data);
1267 req->ptr2 = (char *)svptr + offset; 1437 req->ptr2 = (char *)svptr + offset;
1438 req->size = len;
1268 req->int1 = flags; 1439 req->int1 = flags;
1269 1440
1270 REQ_SEND; 1441 REQ_SEND;
1271 } 1442 }
1272} 1443}
1273 1444
1274void 1445void
1446aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef)
1447 PPCODE:
1448{
1449 STRLEN svlen;
1450 char *svptr = SvPVbyte (data, svlen);
1451 UV len = SvUV (length);
1452
1453 if (offset < 0)
1454 offset += svlen;
1455
1456 if (offset < 0 || offset > svlen)
1457 croak ("offset outside of scalar");
1458
1459 if (!SvOK (length) || len + offset > svlen)
1460 len = svlen - offset;
1461
1462 {
1463 dREQ;
1464
1465 req->type = EIO_MLOCK;
1466 req->sv2 = SvREFCNT_inc (data);
1467 req->ptr2 = (char *)svptr + offset;
1468 req->size = len;
1469
1470 REQ_SEND;
1471 }
1472}
1473
1474void
1475aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
1476 PPCODE:
1477{
1478 dREQ;
1479
1480 req->type = EIO_MLOCKALL;
1481 req->int1 = flags;
1482
1483 REQ_SEND;
1484}
1485
1486void
1275aio_busy (double delay, SV *callback=&PL_sv_undef) 1487aio_busy (double delay, SV *callback=&PL_sv_undef)
1276 PPCODE: 1488 PPCODE:
1277{ 1489{
1278 dREQ; 1490 dREQ;
1279 1491
1283 REQ_SEND; 1495 REQ_SEND;
1284} 1496}
1285 1497
1286void 1498void
1287aio_group (SV *callback=&PL_sv_undef) 1499aio_group (SV *callback=&PL_sv_undef)
1288 PROTOTYPE: ;$
1289 PPCODE: 1500 PPCODE:
1290{ 1501{
1291 dREQ; 1502 dREQ;
1292 1503
1293 req->type = EIO_GROUP; 1504 req->type = EIO_GROUP;
1310 REQ_SEND; 1521 REQ_SEND;
1311} 1522}
1312 1523
1313int 1524int
1314aioreq_pri (int pri = 0) 1525aioreq_pri (int pri = 0)
1315 PROTOTYPE: ;$
1316 CODE: 1526 CODE:
1317 RETVAL = next_pri; 1527 RETVAL = next_pri;
1318 if (items > 0) 1528 if (items > 0)
1319 { 1529 {
1320 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1530 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
1332 if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; 1542 if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1333 next_pri = nice; 1543 next_pri = nice;
1334 1544
1335void 1545void
1336flush () 1546flush ()
1337 PROTOTYPE:
1338 CODE: 1547 CODE:
1339 while (eio_nreqs ()) 1548 while (eio_nreqs ())
1340 { 1549 {
1341 poll_wait (); 1550 poll_wait ();
1342 poll_cb (); 1551 poll_cb ();
1343 } 1552 }
1344 1553
1345int 1554int
1346poll() 1555poll ()
1347 PROTOTYPE:
1348 CODE: 1556 CODE:
1349 poll_wait (); 1557 poll_wait ();
1350 RETVAL = poll_cb (); 1558 RETVAL = poll_cb ();
1351 OUTPUT: 1559 OUTPUT:
1352 RETVAL 1560 RETVAL
1353 1561
1354int 1562int
1355poll_fileno() 1563poll_fileno ()
1356 PROTOTYPE:
1357 CODE: 1564 CODE:
1358 RETVAL = s_epipe_fd (&respipe); 1565 RETVAL = s_epipe_fd (&respipe);
1359 OUTPUT: 1566 OUTPUT:
1360 RETVAL 1567 RETVAL
1361 1568
1362int 1569int
1363poll_cb(...) 1570poll_cb (...)
1364 PROTOTYPE: 1571 PROTOTYPE:
1365 CODE: 1572 CODE:
1366 RETVAL = poll_cb (); 1573 RETVAL = poll_cb ();
1367 OUTPUT: 1574 OUTPUT:
1368 RETVAL 1575 RETVAL
1369 1576
1370void 1577void
1371poll_wait() 1578poll_wait ()
1372 PROTOTYPE:
1373 CODE: 1579 CODE:
1374 poll_wait (); 1580 poll_wait ();
1375 1581
1376int 1582int
1377nreqs() 1583nreqs ()
1378 PROTOTYPE:
1379 CODE: 1584 CODE:
1380 RETVAL = eio_nreqs (); 1585 RETVAL = eio_nreqs ();
1381 OUTPUT: 1586 OUTPUT:
1382 RETVAL 1587 RETVAL
1383 1588
1384int 1589int
1385nready() 1590nready ()
1386 PROTOTYPE:
1387 CODE: 1591 CODE:
1388 RETVAL = eio_nready (); 1592 RETVAL = eio_nready ();
1389 OUTPUT: 1593 OUTPUT:
1390 RETVAL 1594 RETVAL
1391 1595
1392int 1596int
1393npending() 1597npending ()
1394 PROTOTYPE:
1395 CODE: 1598 CODE:
1396 RETVAL = eio_npending (); 1599 RETVAL = eio_npending ();
1397 OUTPUT: 1600 OUTPUT:
1398 RETVAL 1601 RETVAL
1399 1602
1400int 1603int
1401nthreads() 1604nthreads ()
1402 PROTOTYPE:
1403 CODE: 1605 CODE:
1404 RETVAL = eio_nthreads (); 1606 RETVAL = eio_nthreads ();
1405 OUTPUT: 1607 OUTPUT:
1406 RETVAL 1608 RETVAL
1407 1609
1408int 1610int
1409fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) 1611fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1410 PROTOTYPE: $$$$
1411 CODE: 1612 CODE:
1412 RETVAL = posix_fadvise (fh, offset, length, advice); 1613 RETVAL = posix_fadvise (fh, offset, length, advice);
1413 OUTPUT: 1614 OUTPUT:
1414 RETVAL 1615 RETVAL
1415 1616
1416ssize_t 1617IV
1417sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1618sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1418 PROTOTYPE: $$$$
1419 CODE: 1619 CODE:
1420 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1620 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1421 OUTPUT: 1621 OUTPUT:
1422 RETVAL 1622 RETVAL
1423 1623
1424void 1624void
1425mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 1625mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0)
1426 PROTOTYPE: $$$$$;$
1427 PPCODE: 1626 PPCODE:
1428 sv_unmagic (scalar, MMAP_MAGIC); 1627 sv_unmagic (scalar, MMAP_MAGIC);
1429{ 1628{
1430 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1629 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1431 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1630 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1454 XSRETURN_YES; 1653 XSRETURN_YES;
1455} 1654}
1456 1655
1457void 1656void
1458munmap (SV *scalar) 1657munmap (SV *scalar)
1459 PROTOTYPE: $
1460 CODE: 1658 CODE:
1461 sv_unmagic (scalar, MMAP_MAGIC); 1659 sv_unmagic (scalar, MMAP_MAGIC);
1462 1660
1463int 1661int
1464madvise (SV *scalar, off_t offset, off_t length, IV advice_or_prot) 1662madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1465 ALIAS: 1663 ALIAS:
1466 mprotect = 1 1664 mprotect = 1
1467 PROTOTYPE: $$$$
1468 CODE: 1665 CODE:
1469{ 1666{
1470 STRLEN cur; 1667 STRLEN svlen;
1471 char *addr = SvPVbyte (scalar, cur); 1668 void *addr = SvPVbyte (scalar, svlen);
1669 size_t len = SvUV (length);
1472 1670
1473 if (offset > cur) 1671 if (offset < 0)
1474 RETVAL = errno = EFAULT; 1672 offset += svlen;
1475 else 1673
1674 if (offset < 0 || offset > svlen)
1675 croak ("offset outside of scalar");
1676
1677 if (!SvOK (length) || len + offset > svlen)
1678 len = svlen - offset;
1679
1680 addr = (void *)(((intptr_t)addr) + offset);
1681 eio_page_align (&addr, &len);
1682
1683 switch (ix)
1476 { 1684 {
1477 if (!SvOK (ST (2)))
1478 length = cur - offset;
1479
1480 if (offset + length > cur)
1481 RETVAL = errno = EFAULT;
1482 else
1483 switch (ix)
1484 {
1485 case 0: RETVAL = posix_madvise (addr + offset, length, advice_or_prot); break; 1685 case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
1486 case 1: RETVAL = mprotect (addr + offset, length, advice_or_prot); break; 1686 case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
1487 }
1488 } 1687 }
1489} 1688}
1490 OUTPUT: 1689 OUTPUT:
1491 RETVAL 1690 RETVAL
1492 1691
1493int 1692int
1494mlockall (int flags) 1693munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef)
1495 PROTOTYPE: $
1496 CODE: 1694 CODE:
1695{
1696 STRLEN svlen;
1697 void *addr = SvPVbyte (scalar, svlen);
1698 size_t len = SvUV (length);
1699
1700 if (offset < 0)
1701 offset += svlen;
1702
1703 if (offset < 0 || offset > svlen)
1704 croak ("offset outside of scalar");
1705
1706 if (!SvOK (length) || len + offset > svlen)
1707 len = svlen - offset;
1708
1709 addr = (void *)(((intptr_t)addr) + offset);
1710 eio_page_align (&addr, &len);
1497#if _POSIX_MEMLOCK 1711#if _POSIX_MEMLOCK_RANGE
1498#if __GLIBC__ == 2 && __GLIBC_MINOR__ <= 7 1712 RETVAL = munlock (addr, len);
1499 extern int mallopt (int, int);
1500 mallopt (-6, 238); /* http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=473812 */
1501#endif
1502 mlockall (flags);
1503#else 1713#else
1504 RETVAL = -1; 1714 RETVAL = ((errno = ENOSYS), -1);
1505 errno = ENOSYS;
1506#endif 1715#endif
1716}
1507 OUTPUT: 1717 OUTPUT:
1508 RETVAL 1718 RETVAL
1509 1719
1510int 1720int
1511munlockall () 1721munlockall ()
1512 PROTOTYPE:
1513 CODE: 1722 CODE:
1514#if _POSIX_MEMLOCK 1723#if _POSIX_MEMLOCK
1515 munlockall (); 1724 munlockall ();
1516#else 1725#else
1517 RETVAL = -1; 1726 RETVAL = -1;
1525 SvREFCNT_dec (on_next_submit); 1734 SvREFCNT_dec (on_next_submit);
1526 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1735 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1527 1736
1528PROTOTYPES: DISABLE 1737PROTOTYPES: DISABLE
1529 1738
1739MODULE = IO::AIO PACKAGE = IO::AIO::WD
1740
1741void
1742DESTROY (SV *self)
1743 CODE:
1744{
1745 aio_wd wd = SvAIO_WD (self);
1746#if HAVE_AT
1747 SV *callback = &PL_sv_undef;
1748 dREQ; /* clobbers next_pri :/ */
1749 req->type = EIO_WD_CLOSE;
1750 req->wd = wd;
1751 REQ_SEND;
1752#else
1753 eio_wd_close_sync (wd);
1754#endif
1755}
1756
1530MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1757MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1531 1758
1532void 1759void
1533cancel (aio_req_ornot req) 1760cancel (aio_req_ornot req)
1534 CODE: 1761 CODE:

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