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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.145 by root, Fri Jun 12 16:55:17 2009 UTC vs.
Revision 1.158 by root, Sat Jan 2 14:11:32 2010 UTC

… …
3#include <errno.h> 3#include <errno.h>
4 4
5#include "EXTERN.h" 5#include "EXTERN.h"
6#include "perl.h" 6#include "perl.h"
7#include "XSUB.h" 7#include "XSUB.h"
8
9#include "schmorp.h"
8 10
9#include <stddef.h> 11#include <stddef.h>
10#include <stdlib.h> 12#include <stdlib.h>
11#include <errno.h> 13#include <errno.h>
12#include <sys/types.h> 14#include <sys/types.h>
… …
75 77
76#define EIO_STRUCT_STAT Stat_t 78#define EIO_STRUCT_STAT Stat_t
77 79
78/* use NV for 32 bit perls as it allows larger offsets */ 80/* use NV for 32 bit perls as it allows larger offsets */
79#if IVSIZE >= 8 81#if IVSIZE >= 8
82# define VAL64 IV
80# define SvVAL64 SvIV 83# define SvVAL64 SvIV
84# define newSVval64 newSViv
81#else 85#else
86# define VAL64 NV
82# define SvVAL64 SvNV 87# define SvVAL64 SvNV
88# define newSVval64 newSVnv
83#endif 89#endif
84 90
85/*****************************************************************************/ 91/*****************************************************************************/
86 92
87#if __GNUC__ >= 3 93#if __GNUC__ >= 3
… …
93#define expect_false(expr) expect ((expr) != 0, 0) 99#define expect_false(expr) expect ((expr) != 0, 0)
94#define expect_true(expr) expect ((expr) != 0, 1) 100#define expect_true(expr) expect ((expr) != 0, 1)
95 101
96/*****************************************************************************/ 102/*****************************************************************************/
97 103
98static HV *stash;
99typedef SV SV8; /* byte-sv, used for argument-checking */ 104typedef SV SV8; /* byte-sv, used for argument-checking */
105typedef int aio_rfd; /* read file desriptor */
106typedef int aio_wfd; /* write file descriptor */
100 107
101#define AIO_REQ_KLASS "IO::AIO::REQ" 108static HV *aio_stash, *aio_req_stash, *aio_grp_stash;
102#define AIO_GRP_KLASS "IO::AIO::GRP"
103 109
104#define EIO_REQ_MEMBERS \ 110#define EIO_REQ_MEMBERS \
105 SV *callback; \ 111 SV *callback; \
106 SV *sv1, *sv2; \ 112 SV *sv1, *sv2; \
107 STRLEN stroffset; \ 113 STRLEN stroffset; \
… …
109 115
110#define EIO_NO_WRAPPERS 1 116#define EIO_NO_WRAPPERS 1
111 117
112#include "libeio/eio.h" 118#include "libeio/eio.h"
113 119
120#ifndef POSIX_FADV_NORMAL
121# define POSIX_FADV_NORMAL 0
122# define NO_FADVISE 1
123#endif
124
125#ifndef POSIX_FADV_SEQUENTIAL
126# define POSIX_FADV_SEQUENTIAL 0
127#endif
128
129#ifndef POSIX_FADV_RANDOM
130# define POSIX_FADV_RANDOM 0
131#endif
132
133#ifndef POSIX_FADV_NOREUSE
134# define POSIX_FADV_NOREUSE 0
135#endif
136
137#ifndef POSIX_FADV_WILLNEED
138# define POSIX_FADV_WILLNEED 0
139#endif
140
141#ifndef POSIX_FADV_DONTNEED
142# define POSIX_FADV_DONTNEED 0
143#endif
144
114static int req_invoke (eio_req *req); 145static int req_invoke (eio_req *req);
115#define EIO_FINISH(req) req_invoke (req) 146#define EIO_FINISH(req) req_invoke (req)
116static void req_destroy (eio_req *grp); 147static void req_destroy (eio_req *grp);
117#define EIO_DESTROY(req) req_destroy (req) 148#define EIO_DESTROY(req) req_destroy (req)
118 149
… …
127 158
128static SV *on_next_submit; 159static SV *on_next_submit;
129static int next_pri = EIO_PRI_DEFAULT; 160static int next_pri = EIO_PRI_DEFAULT;
130static int max_outstanding; 161static int max_outstanding;
131 162
132static int respipe_osf [2], respipe [2] = { -1, -1 }; 163static s_epipe respipe;
133 164
134static void req_destroy (aio_req req); 165static void req_destroy (aio_req req);
135static void req_cancel (aio_req req); 166static void req_cancel (aio_req req);
136 167
137static void want_poll (void) 168static void want_poll (void)
138{ 169{
139 /* write a dummy byte to the pipe so fh becomes ready */ 170 /* write a dummy byte to the pipe so fh becomes ready */
140 respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); 171 s_epipe_signal (&respipe);
141} 172}
142 173
143static void done_poll (void) 174static void done_poll (void)
144{ 175{
145 /* read any signals sent by the worker threads */ 176 /* read any signals sent by the worker threads */
146 char buf [4]; 177 s_epipe_drain (&respipe);
147 while (respipe_read (respipe [0], buf, 4) == 4)
148 ;
149} 178}
150 179
151/* must be called at most once */ 180/* must be called at most once */
152static SV *req_sv (aio_req req, const char *klass) 181static SV *req_sv (aio_req req, HV *stash)
153{ 182{
154 if (!req->self) 183 if (!req->self)
155 { 184 {
156 req->self = (SV *)newHV (); 185 req->self = (SV *)newHV ();
157 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 186 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
158 } 187 }
159 188
160 return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); 189 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
161} 190}
162 191
163static aio_req SvAIO_REQ (SV *sv) 192static aio_req SvAIO_REQ (SV *sv)
164{ 193{
165 MAGIC *mg; 194 MAGIC *mg;
166 195
167 if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) 196 if (!SvROK (sv)
197 || (SvSTASH (SvRV (sv)) != aio_grp_stash
198 && SvSTASH (SvRV (sv)) != aio_req_stash
199 && !sv_derived_from (sv, "IO::AIO::REQ")))
168 croak ("object of class " AIO_REQ_KLASS " expected"); 200 croak ("object of class IO::AIO::REQ expected");
169 201
170 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 202 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
171 203
172 return mg ? (aio_req)mg->mg_ptr : 0; 204 return mg ? (aio_req)mg->mg_ptr : 0;
173} 205}
… …
179 dSP; 211 dSP;
180 212
181 ENTER; 213 ENTER;
182 SAVETMPS; 214 SAVETMPS;
183 PUSHMARK (SP); 215 PUSHMARK (SP);
184 XPUSHs (req_sv (grp, AIO_GRP_KLASS)); 216 XPUSHs (req_sv (grp, aio_grp_stash));
185 PUTBACK; 217 PUTBACK;
186 call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); 218 call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR);
187 SPAGAIN; 219 SPAGAIN;
188 FREETMPS; 220 FREETMPS;
189 LEAVE; 221 LEAVE;
… …
228 SV *rv = &PL_sv_undef; 260 SV *rv = &PL_sv_undef;
229 261
230 if (req->result >= 0) 262 if (req->result >= 0)
231 { 263 {
232 int i; 264 int i;
233 char *buf = req->ptr2; 265 char *names = (char *)req->ptr2;
266 eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */
234 AV *av = newAV (); 267 AV *av = newAV ();
235 268
236 av_extend (av, req->result - 1); 269 av_extend (av, req->result - 1);
237 270
238 for (i = 0; i < req->result; ++i) 271 for (i = 0; i < req->result; ++i)
239 { 272 {
240 if (req->int1 & EIO_READDIR_DENTS) 273 if (req->int1 & EIO_READDIR_DENTS)
241 { 274 {
242 eio_dirent *ent = (eio_dirent *)buf;
243 SV *namesv = newSVpvn (ent->name, ent->namelen); 275 SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen);
244 276
245 if (req->int1 & EIO_READDIR_CUSTOM2) 277 if (req->int1 & EIO_READDIR_CUSTOM2)
246 { 278 {
247 static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ 279 static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */
248 AV *avent = newAV (); 280 AV *avent = newAV ();
… …
262 av_store (av, i, newRV_noinc ((SV *)avent)); 294 av_store (av, i, newRV_noinc ((SV *)avent));
263 } 295 }
264 else 296 else
265 av_store (av, i, namesv); 297 av_store (av, i, namesv);
266 298
267 buf += sizeof (eio_dirent); 299 ++ent;
268 } 300 }
269 else 301 else
270 { 302 {
271 SV *name = newSVpv (buf, 0); 303 SV *name = newSVpv (names, 0);
272 av_store (av, i, name); 304 av_store (av, i, name);
273 buf += SvCUR (name) + 1; 305 names += SvCUR (name) + 1;
274 } 306 }
275 } 307 }
276 308
277 rv = sv_2mortal (newRV_noinc ((SV *)av)); 309 rv = sv_2mortal (newRV_noinc ((SV *)av));
278 } 310 }
… …
294 GV *gv = (GV *)sv_newmortal (); 326 GV *gv = (GV *)sv_newmortal ();
295 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); 327 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
296 char sym [64]; 328 char sym [64];
297 int symlen; 329 int symlen;
298 330
299 symlen = snprintf (sym, sizeof (sym), "fd#%u", (unsigned int)req->result); 331 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
300 gv_init (gv, stash, sym, symlen, 0); 332 gv_init (gv, aio_stash, sym, symlen, 0);
301 333
302 symlen = snprintf ( 334 symlen = snprintf (
303 sym, 335 sym,
304 sizeof (sym), 336 sizeof (sym),
305 "%s&=%u", 337 "%s&=%d",
306 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", 338 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
307 (unsigned int)req->result 339 (int)req->result
308 ); 340 );
309 341
310 if (do_open (gv, sym, symlen, 0, 0, 0, 0)) 342 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
311 fh = (SV *)gv; 343 fh = (SV *)gv;
312 } 344 }
… …
408 grp->sv2 = 0; 440 grp->sv2 = 0;
409 441
410 eio_grp_cancel (grp); 442 eio_grp_cancel (grp);
411} 443}
412 444
413#ifdef USE_SOCKETS_AS_HANDLES
414# define TO_SOCKET(x) (win32_get_osfhandle (x))
415#else
416# define TO_SOCKET(x) (x)
417#endif
418
419static void 445static void
420create_respipe (void) 446create_respipe (void)
421{ 447{
422 int old_readfd = respipe [0];
423
424 if (respipe [1] >= 0)
425 respipe_close (TO_SOCKET (respipe [1]));
426
427#ifdef _WIN32
428 if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
429#else
430 if (pipe (respipe)) 448 if (s_epipe_renew (&respipe))
431#endif
432 croak ("unable to initialize result pipe"); 449 croak ("IO::AIO: unable to initialize result pipe");
433
434 if (old_readfd >= 0)
435 {
436 if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
437 croak ("unable to initialize result pipe(2)");
438
439 respipe_close (respipe [0]);
440 respipe [0] = old_readfd;
441 }
442
443#ifdef _WIN32
444 int arg = 1;
445 if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
446 || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
447#else
448 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
449 || fcntl (respipe [1], F_SETFL, O_NONBLOCK))
450#endif
451 croak ("unable to initialize result pipe(3)");
452
453 respipe_osf [0] = TO_SOCKET (respipe [0]);
454 respipe_osf [1] = TO_SOCKET (respipe [1]);
455} 450}
456 451
457static void poll_wait (void) 452static void poll_wait (void)
458{ 453{
459 fd_set rfd;
460
461 while (eio_nreqs ()) 454 while (eio_nreqs ())
462 { 455 {
463 int size; 456 int size;
464 457
465 X_LOCK (reslock); 458 X_LOCK (reslock);
… …
469 if (size) 462 if (size)
470 return; 463 return;
471 464
472 etp_maybe_start_thread (); 465 etp_maybe_start_thread ();
473 466
474 FD_ZERO (&rfd); 467 s_epipe_wait (&respipe);
475 FD_SET (respipe [0], &rfd);
476
477 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
478 } 468 }
479} 469}
480 470
481static int poll_cb (void) 471static int poll_cb (void)
482{ 472{
… …
500} 490}
501 491
502static SV * 492static SV *
503get_cb (SV *cb_sv) 493get_cb (SV *cb_sv)
504{ 494{
505 HV *st; 495 SvGETMAGIC (cb_sv);
506 GV *gvp; 496 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
507 CV *cv;
508
509 if (!SvOK (cb_sv))
510 return 0;
511
512 cv = sv_2cv (cb_sv, &st, &gvp, 0);
513
514 if (!cv)
515 croak ("IO::AIO callback must be undef or a CODE reference");
516
517 return (SV *)cv;
518} 497}
519 498
520#define dREQ \ 499#define dREQ \
521 SV *cb_cv; \ 500 SV *cb_cv; \
522 aio_req req; \ 501 aio_req req; \
… …
536 PUTBACK; \ 515 PUTBACK; \
537 req_submit (req); \ 516 req_submit (req); \
538 SPAGAIN; \ 517 SPAGAIN; \
539 \ 518 \
540 if (GIMME_V != G_VOID) \ 519 if (GIMME_V != G_VOID) \
541 XPUSHs (req_sv (req, AIO_REQ_KLASS)); 520 XPUSHs (req_sv (req, aio_req_stash));
542
543static int
544extract_fd (SV *fh, int wr)
545{
546 int fd = PerlIO_fileno (wr ? IoOFP (sv_2io (fh)) : IoIFP (sv_2io (fh)));
547
548 if (fd < 0)
549 croak ("illegal fh argument, either not an OS file or read/write mode mismatch");
550
551 return fd;
552}
553 521
554MODULE = IO::AIO PACKAGE = IO::AIO 522MODULE = IO::AIO PACKAGE = IO::AIO
555 523
556PROTOTYPES: ENABLE 524PROTOTYPES: ENABLE
557 525
558BOOT: 526BOOT:
559{ 527{
560 HV *stash = gv_stashpv ("IO::AIO", 1);
561
562 static const struct { 528 static const struct {
563 const char *name; 529 const char *name;
564 IV iv; 530 IV iv;
565 } *civ, const_iv[] = { 531 } *civ, const_iv[] = {
566# define const_iv(name, value) { # name, (IV) value }, 532# define const_iv(name, value) { # name, (IV) value },
… …
572 const_iv (O_CREAT , O_CREAT) 538 const_iv (O_CREAT , O_CREAT)
573 const_iv (O_TRUNC , O_TRUNC) 539 const_iv (O_TRUNC , O_TRUNC)
574#ifndef _WIN32 540#ifndef _WIN32
575 const_iv (S_IFIFO , S_IFIFO) 541 const_iv (S_IFIFO , S_IFIFO)
576#endif 542#endif
543 const_iv (FADV_NORMAL , POSIX_FADV_NORMAL)
544 const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
545 const_iv (FADV_RANDOM , POSIX_FADV_RANDOM)
546 const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
547 const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
548 const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
549
550 const_eio (MS_ASYNC)
551 const_eio (MS_INVALIDATE)
552 const_eio (MS_SYNC)
553
554 const_eio (MT_MODIFY)
555
577 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 556 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
578 const_eio (SYNC_FILE_RANGE_WRITE) 557 const_eio (SYNC_FILE_RANGE_WRITE)
579 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 558 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
580 559
581 const_eio (READDIR_DENTS) 560 const_eio (READDIR_DENTS)
… …
592 const_eio (DT_LNK) 571 const_eio (DT_LNK)
593 const_eio (DT_SOCK) 572 const_eio (DT_SOCK)
594 const_eio (DT_WHT) 573 const_eio (DT_WHT)
595 }; 574 };
596 575
576 aio_stash = gv_stashpv ("IO::AIO" , 1);
577 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
578 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
579
597 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 580 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
598 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 581 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));
599 582
600 create_respipe (); 583 create_respipe ();
601 584
602 if (eio_init (want_poll, done_poll) < 0) 585 if (eio_init (want_poll, done_poll) < 0)
603 croak ("IO::AIO: unable to initialise eio library"); 586 croak ("IO::AIO: unable to initialise eio library");
… …
664 ALIAS: 647 ALIAS:
665 aio_fsync = EIO_FSYNC 648 aio_fsync = EIO_FSYNC
666 aio_fdatasync = EIO_FDATASYNC 649 aio_fdatasync = EIO_FDATASYNC
667 PPCODE: 650 PPCODE:
668{ 651{
669 int fd = extract_fd (fh, 0); 652 int fd = s_fileno_croak (fh, 0);
670 dREQ; 653 dREQ;
671 654
672 req->type = ix; 655 req->type = ix;
673 req->sv1 = newSVsv (fh); 656 req->sv1 = newSVsv (fh);
674 req->int1 = fd; 657 req->int1 = fd;
675 658
676 REQ_SEND (req); 659 REQ_SEND (req);
677} 660}
678 661
679void 662void
680aio_sync_file_range (SV *fh, SV *offset, SV *nbytes, IV flags, SV *callback=&PL_sv_undef) 663aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
681 PROTOTYPE: $$$$;$ 664 PROTOTYPE: $$$$;$
682 PPCODE: 665 PPCODE:
683{ 666{
684 int fd = extract_fd (fh, 0); 667 int fd = s_fileno_croak (fh, 0);
685 dREQ; 668 dREQ;
686 669
687 req->type = EIO_SYNC_FILE_RANGE; 670 req->type = EIO_SYNC_FILE_RANGE;
688 req->sv1 = newSVsv (fh); 671 req->sv1 = newSVsv (fh);
689 req->int1 = fd; 672 req->int1 = fd;
690 req->offs = SvVAL64 (offset); 673 req->offs = offset;
691 req->size = SvVAL64 (nbytes); 674 req->size = nbytes;
692 req->int2 = flags; 675 req->int2 = flags;
693 676
694 REQ_SEND (req); 677 REQ_SEND (req);
695} 678}
696 679
… …
698aio_close (SV *fh, SV *callback=&PL_sv_undef) 681aio_close (SV *fh, SV *callback=&PL_sv_undef)
699 PROTOTYPE: $;$ 682 PROTOTYPE: $;$
700 PPCODE: 683 PPCODE:
701{ 684{
702 static int close_pipe = -1; /* dummy fd to close fds via dup2 */ 685 static int close_pipe = -1; /* dummy fd to close fds via dup2 */
703 int fd = extract_fd (fh, 0); 686 int fd = s_fileno_croak (fh, 0);
704 dREQ; 687 dREQ;
705 688
706 if (close_pipe < 0) 689 if (close_pipe < 0)
707 { 690 {
708 int pipefd [2]; 691 int pipefd [2];
… …
730 aio_write = EIO_WRITE 713 aio_write = EIO_WRITE
731 PROTOTYPE: $$$$$;$ 714 PROTOTYPE: $$$$$;$
732 PPCODE: 715 PPCODE:
733{ 716{
734 STRLEN svlen; 717 STRLEN svlen;
735 int fd = extract_fd (fh, ix == EIO_WRITE); 718 int fd = s_fileno_croak (fh, ix == EIO_WRITE);
736 char *svptr = SvPVbyte (data, svlen); 719 char *svptr = SvPVbyte (data, svlen);
737 UV len = SvUV (length); 720 UV len = SvUV (length);
738 721
739 if (dataoffset < 0) 722 if (dataoffset < 0)
740 dataoffset += svlen; 723 dataoffset += svlen;
… …
791 774
792 REQ_SEND; 775 REQ_SEND;
793} 776}
794 777
795void 778void
796aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) 779aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
797 PROTOTYPE: $$$$;$ 780 PROTOTYPE: $$$$;$
798 PPCODE: 781 PPCODE:
799{ 782{
800 int ifd = extract_fd (in_fh , 0); 783 int ifd = s_fileno_croak (in_fh , 0);
801 int ofd = extract_fd (out_fh, 0); 784 int ofd = s_fileno_croak (out_fh, 1);
802 dREQ; 785 dREQ;
803 786
804 req->type = EIO_SENDFILE; 787 req->type = EIO_SENDFILE;
805 req->sv1 = newSVsv (out_fh); 788 req->sv1 = newSVsv (out_fh);
806 req->int1 = ofd; 789 req->int1 = ofd;
807 req->sv2 = newSVsv (in_fh); 790 req->sv2 = newSVsv (in_fh);
808 req->int2 = ifd; 791 req->int2 = ifd;
809 req->offs = SvVAL64 (in_offset); 792 req->offs = in_offset;
810 req->size = length; 793 req->size = length;
811 794
812 REQ_SEND; 795 REQ_SEND;
813} 796}
814 797
815void 798void
816aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) 799aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)
817 PROTOTYPE: $$$;$ 800 PROTOTYPE: $$$;$
818 PPCODE: 801 PPCODE:
819{ 802{
820 int fd = extract_fd (fh, 0); 803 int fd = s_fileno_croak (fh, 0);
821 dREQ; 804 dREQ;
822 805
823 req->type = EIO_READAHEAD; 806 req->type = EIO_READAHEAD;
824 req->sv1 = newSVsv (fh); 807 req->sv1 = newSVsv (fh);
825 req->int1 = fd; 808 req->int1 = fd;
826 req->offs = SvVAL64 (offset); 809 req->offs = offset;
827 req->size = length; 810 req->size = length;
828 811
829 REQ_SEND; 812 REQ_SEND;
830} 813}
831 814
… …
1018 1001
1019 REQ_SEND; 1002 REQ_SEND;
1020} 1003}
1021 1004
1022void 1005void
1006aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1007 ALIAS:
1008 aio_mtouch = EIO_MTOUCH
1009 aio_msync = EIO_MSYNC
1010 PROTOTYPE: $$$$;$
1011 PPCODE:
1012{
1013 STRLEN svlen;
1014 UV len = SvUV (length);
1015 char *svptr = SvPVbyte (data, svlen);
1016
1017 if (offset < 0)
1018 offset += svlen;
1019
1020 if (offset < 0 || offset > svlen)
1021 croak ("offset outside of scalar");
1022
1023 if (!SvOK (length) || len + offset > svlen)
1024 len = svlen - offset;
1025
1026 {
1027 dREQ;
1028
1029 req->type = ix;
1030 req->size = len;
1031 req->sv2 = SvREFCNT_inc (data);
1032 req->ptr2 = (char *)svptr + offset;
1033 req->int1 = flags;
1034
1035 REQ_SEND;
1036 }
1037}
1038
1039void
1023aio_busy (double delay, SV *callback=&PL_sv_undef) 1040aio_busy (double delay, SV *callback=&PL_sv_undef)
1024 PPCODE: 1041 PPCODE:
1025{ 1042{
1026 dREQ; 1043 dREQ;
1027 1044
… …
1039 dREQ; 1056 dREQ;
1040 1057
1041 req->type = EIO_GROUP; 1058 req->type = EIO_GROUP;
1042 1059
1043 req_submit (req); 1060 req_submit (req);
1044 XPUSHs (req_sv (req, AIO_GRP_KLASS)); 1061 XPUSHs (req_sv (req, aio_grp_stash));
1045} 1062}
1046 1063
1047void 1064void
1048aio_nop (SV *callback=&PL_sv_undef) 1065aio_nop (SV *callback=&PL_sv_undef)
1049 ALIAS: 1066 ALIAS:
… …
1101 1118
1102int 1119int
1103poll_fileno() 1120poll_fileno()
1104 PROTOTYPE: 1121 PROTOTYPE:
1105 CODE: 1122 CODE:
1106 RETVAL = respipe [0]; 1123 RETVAL = s_epipe_fd (&respipe);
1107 OUTPUT: 1124 OUTPUT:
1108 RETVAL 1125 RETVAL
1109 1126
1110int 1127int
1111poll_cb(...) 1128poll_cb(...)
… …
1151 CODE: 1168 CODE:
1152 RETVAL = eio_nthreads (); 1169 RETVAL = eio_nthreads ();
1153 OUTPUT: 1170 OUTPUT:
1154 RETVAL 1171 RETVAL
1155 1172
1173int
1174fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1175 PROTOTYPE: $$$$
1176 CODE:
1177#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
1178 RETVAL = posix_fadvise (fh, offset, length, advice);
1179#else
1180 RETVAL = errno = ENOSYS;
1181#endif
1182 OUTPUT:
1183 RETVAL
1184
1185ssize_t
1186sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1187 PROTOTYPE: $$$$
1188 CODE:
1189 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1190 OUTPUT:
1191 RETVAL
1192
1156void _on_next_submit (SV *cb) 1193void _on_next_submit (SV *cb)
1157 CODE: 1194 CODE:
1158 SvREFCNT_dec (on_next_submit); 1195 SvREFCNT_dec (on_next_submit);
1159 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1196 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1160 1197
… …
1174 if (GIMME_V != G_VOID) 1211 if (GIMME_V != G_VOID)
1175 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 1212 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1176 1213
1177 if (items > 1) 1214 if (items > 1)
1178 { 1215 {
1179 SV *cb_cv = get_cb (callback); 1216 SV *cb_cv =get_cb (callback);
1180 1217
1181 SvREFCNT_dec (req->callback); 1218 SvREFCNT_dec (req->callback);
1182 req->callback = SvREFCNT_inc (cb_cv); 1219 req->callback = SvREFCNT_inc (cb_cv);
1183 } 1220 }
1184} 1221}

Diff Legend

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