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 1.158 by root, Sat Jan 2 14:11:32 2010 UTC vs.
Revision 1.175 by root, Wed Dec 1 04:43:12 2010 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>
16#include <limits.h> 17#include <limits.h>
17#include <fcntl.h> 18#include <fcntl.h>
18#include <sched.h> 19#include <sched.h>
20
21#if _POSIX_MEMLOCK || _POSIX_MAPPED_FILES
22# include <sys/mman.h>
23#endif
19 24
20/* perl namespace pollution */ 25/* perl namespace pollution */
21#undef VERSION 26#undef VERSION
22 27
23#ifdef _WIN32 28#ifdef _WIN32
… …
117 122
118#include "libeio/eio.h" 123#include "libeio/eio.h"
119 124
120#ifndef POSIX_FADV_NORMAL 125#ifndef POSIX_FADV_NORMAL
121# define POSIX_FADV_NORMAL 0 126# define POSIX_FADV_NORMAL 0
122# define NO_FADVISE 1
123#endif 127#endif
124
125#ifndef POSIX_FADV_SEQUENTIAL 128#ifndef POSIX_FADV_SEQUENTIAL
126# define POSIX_FADV_SEQUENTIAL 0 129# define POSIX_FADV_SEQUENTIAL 0
127#endif 130#endif
128
129#ifndef POSIX_FADV_RANDOM 131#ifndef POSIX_FADV_RANDOM
130# define POSIX_FADV_RANDOM 0 132# define POSIX_FADV_RANDOM 0
131#endif 133#endif
132
133#ifndef POSIX_FADV_NOREUSE 134#ifndef POSIX_FADV_NOREUSE
134# define POSIX_FADV_NOREUSE 0 135# define POSIX_FADV_NOREUSE 0
135#endif 136#endif
136
137#ifndef POSIX_FADV_WILLNEED 137#ifndef POSIX_FADV_WILLNEED
138# define POSIX_FADV_WILLNEED 0 138# define POSIX_FADV_WILLNEED 0
139#endif 139#endif
140
141#ifndef POSIX_FADV_DONTNEED 140#ifndef POSIX_FADV_DONTNEED
142# define POSIX_FADV_DONTNEED 0 141# define POSIX_FADV_DONTNEED 0
142#endif
143
144#if !HAVE_POSIX_FADVISE
145# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
146#endif
147
148#ifndef POSIX_MADV_NORMAL
149# define POSIX_MADV_NORMAL 0
150#endif
151#ifndef POSIX_MADV_SEQUENTIAL
152# define POSIX_MADV_SEQUENTIAL 0
153#endif
154#ifndef POSIX_MADV_RANDOM
155# define POSIX_MADV_RANDOM 0
156#endif
157#ifndef POSIX_MADV_WILLNEED
158# define POSIX_MADV_WILLNEED 0
159#endif
160#ifndef POSIX_MADV_DONTNEED
161# define POSIX_MADV_DONTNEED 0
162#endif
163
164#if !HAVE_POSIX_MADVISE
165# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
166#endif
167
168#ifndef PROT_NONE
169# define PROT_NONE 0
170#endif
171#ifndef PROT_READ
172# define PROT_READ 0
173#endif
174#ifndef PROT_WRITE
175# define PROT_READ 0
176#endif
177#ifndef PROT_EXEC
178# define PROT_EXEC 0
179#endif
180
181#ifndef ST_NODEV
182# define ST_NODEV 0
183#endif
184#ifndef ST_NOEXEC
185# define ST_NOEXEC 0
186#endif
187#ifndef ST_SYNCHRONOUS
188# define ST_SYNCHRONOUS 0
189#endif
190#ifndef ST_MANDLOCK
191# define ST_MANDLOCK 0
192#endif
193#ifndef ST_WRITE
194# define ST_WRITE 0
195#endif
196#ifndef ST_APPEND
197# define ST_APPEND 0
198#endif
199#ifndef ST_IMMUTABLE
200# define ST_IMMUTABLE 0
201#endif
202#ifndef ST_NOATIME
203# define ST_NOATIME 0
204#endif
205#ifndef ST_NODIRATIME
206# define ST_NODIRATIME 0
207#endif
208#ifndef ST_RELATIME
209# define ST_RELATIME 0
210#endif
211
212#ifndef MAP_ANONYMOUS
213# ifdef MAP_ANON
214# define MAP_ANONYMOUS MAP_ANON
215# else
216# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
217# endif
218#endif
219#ifndef MAP_HUGETLB
220# define MAP_HUGETLB 0
221#endif
222#ifndef MAP_LOCKED
223# define MAP_LOCKED 0
224#endif
225#ifndef MAP_NORESERVE
226# define MAP_NORESERVE 0
227#endif
228#ifndef MAP_POPULATE
229# define MAP_POPULATE 0
230#endif
231#ifndef MAP_NONBLOCK
232# define MAP_NONBLOCK 0
233#endif
234
235#ifndef PAGESIZE
236# define PAGESIZE sysconf (_SC_PAGESIZE)
143#endif 237#endif
144 238
145static int req_invoke (eio_req *req); 239static int req_invoke (eio_req *req);
146#define EIO_FINISH(req) req_invoke (req) 240#define EIO_FINISH(req) req_invoke (req)
147static void req_destroy (eio_req *grp); 241static void req_destroy (eio_req *grp);
… …
239 } 333 }
240} 334}
241 335
242static int req_invoke (eio_req *req) 336static int req_invoke (eio_req *req)
243{ 337{
244 dSP;
245
246 if (req->flags & FLAG_SV2_RO_OFF) 338 if (req->flags & FLAG_SV2_RO_OFF)
247 SvREADONLY_off (req->sv2); 339 SvREADONLY_off (req->sv2);
248 340
249 if (!EIO_CANCELLED (req) && req->callback) 341 if (!EIO_CANCELLED (req) && req->callback)
250 { 342 {
343 dSP;
344 static SV *sv_result_cache; /* caches the result integer SV */
345 SV *sv_result;
346
251 ENTER; 347 ENTER;
252 SAVETMPS; 348 SAVETMPS;
253 PUSHMARK (SP); 349 PUSHMARK (SP);
254 EXTEND (SP, 1); 350 EXTEND (SP, 1);
351
352 /* do not recreate the result IV from scratch each time */
353 if (expect_true (sv_result_cache))
354 {
355 sv_result = sv_result_cache; sv_result_cache = 0;
356 SvIV_set (sv_result, req->result);
357 }
358 else
359 {
360 sv_result = newSViv (req->result);
361 SvREADONLY_on (sv_result);
362 }
255 363
256 switch (req->type) 364 switch (req->type)
257 { 365 {
258 case EIO_READDIR: 366 case EIO_READDIR:
259 { 367 {
… …
345 453
346 PUSHs (fh); 454 PUSHs (fh);
347 } 455 }
348 break; 456 break;
349 457
458 case EIO_STATVFS:
459 case EIO_FSTATVFS:
460 {
461 SV *rv = &PL_sv_undef;
462
463 if (req->result >= 0)
464 {
465 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
466 HV *hv = newHV ();
467
468 rv = sv_2mortal (newRV_noinc ((SV *)hv));
469
470 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
471 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
472 hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0);
473 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
474 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
475 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
476 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
477 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
478 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
479 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
480 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
481 }
482
483 PUSHs (rv);
484 }
485
486 break;
487
350 case EIO_GROUP: 488 case EIO_GROUP:
351 req->int1 = 2; /* mark group as finished */ 489 req->int1 = 2; /* mark group as finished */
352 490
353 if (req->sv1) 491 if (req->sv1)
354 { 492 {
… …
374 case EIO_LSTAT: 512 case EIO_LSTAT:
375 case EIO_FSTAT: 513 case EIO_FSTAT:
376 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 514 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
377 PL_laststatval = req->result; 515 PL_laststatval = req->result;
378 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 516 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
379 PUSHs (sv_2mortal (newSViv (req->result))); 517 PUSHs (sv_result);
380 break; 518 break;
381 519
382 case EIO_READ: 520 case EIO_READ:
383 { 521 {
384 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); 522 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
385 *SvEND (req->sv2) = 0; 523 *SvEND (req->sv2) = 0;
386 SvPOK_only (req->sv2); 524 SvPOK_only (req->sv2);
387 SvSETMAGIC (req->sv2); 525 SvSETMAGIC (req->sv2);
388 PUSHs (sv_2mortal (newSViv (req->result))); 526 PUSHs (sv_result);
389 } 527 }
390 break; 528 break;
391 529
392 case EIO_DUP2: 530 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), su fudge result value */
393 if (req->result > 0) 531 if (req->result > 0)
394 req->result = 0; 532 SvIV_set (sv_result, 0);
395 /* FALLTHROUGH */ 533 /* FALLTHROUGH */
396 534
397 default: 535 default:
398 PUSHs (sv_2mortal (newSViv (req->result))); 536 PUSHs (sv_result);
399 break; 537 break;
400 } 538 }
401 539
402 errno = req->errorno; 540 errno = req->errorno;
403 541
404 PUTBACK; 542 PUTBACK;
405 call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD); 543 call_sv (req->callback, G_VOID | G_EVAL | G_DISCARD);
406 SPAGAIN; 544 SPAGAIN;
545
546 if (expect_false (SvREFCNT (sv_result) != 1 || sv_result_cache))
547 SvREFCNT_dec (sv_result);
548 else
549 sv_result_cache = sv_result;
407 550
408 FREETMPS; 551 FREETMPS;
409 LEAVE; 552 LEAVE;
410 553
411 PUTBACK; 554 PUTBACK;
… …
486 629
487static void atfork_child (void) 630static void atfork_child (void)
488{ 631{
489 create_respipe (); 632 create_respipe ();
490} 633}
634
635/*****************************************************************************/
636
637#if !_POSIX_MAPPED_FILES
638# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
639# define munmap(addr,length) (errno = ENOSYS, -1)
640# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
641# define PROT_NONE 0
642# define PROT_WRITE 0
643# define MAP_PRIVATE 0
644# define MAP_SHARED 0
645# define MAP_FIXED 0
646#endif
647
648#define MMAP_MAGIC PERL_MAGIC_ext
649
650static int
651mmap_free (pTHX_ SV *sv, MAGIC *mg)
652{
653 int old_errno = errno;
654 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
655 errno = old_errno;
656
657 mg->mg_obj = 0; /* just in case */
658
659 SvREADONLY_off (sv);
660
661 if (SvPVX (sv) != mg->mg_ptr)
662 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
663
664 SvCUR_set (sv, 0);
665 SvPVX (sv) = 0;
666 SvOK_off (sv);
667
668 return 0;
669}
670
671static MGVTBL mmap_vtbl = {
672 0, 0, 0, 0, mmap_free
673};
674
675/*****************************************************************************/
491 676
492static SV * 677static SV *
493get_cb (SV *cb_sv) 678get_cb (SV *cb_sv)
494{ 679{
495 SvGETMAGIC (cb_sv); 680 SvGETMAGIC (cb_sv);
… …
527{ 712{
528 static const struct { 713 static const struct {
529 const char *name; 714 const char *name;
530 IV iv; 715 IV iv;
531 } *civ, const_iv[] = { 716 } *civ, const_iv[] = {
532# define const_iv(name, value) { # name, (IV) value }, 717# define const_niv(name, value) { # name, (IV) value },
718# define const_iv(name) { # name, (IV) name },
533# define const_eio(name) { # name, (IV) EIO_ ## name }, 719# define const_eio(name) { # name, (IV) EIO_ ## name },
534 const_iv (EXDEV , EXDEV) 720 const_iv (EXDEV)
535 const_iv (ENOSYS , ENOSYS) 721 const_iv (ENOSYS)
536 const_iv (O_RDONLY, O_RDONLY) 722 const_iv (O_RDONLY)
537 const_iv (O_WRONLY, O_WRONLY) 723 const_iv (O_WRONLY)
724 const_iv (O_RDWR)
538 const_iv (O_CREAT , O_CREAT) 725 const_iv (O_CREAT)
539 const_iv (O_TRUNC , O_TRUNC) 726 const_iv (O_TRUNC)
727 const_iv (O_EXCL)
728 const_iv (O_APPEND)
540#ifndef _WIN32 729#ifndef _WIN32
541 const_iv (S_IFIFO , S_IFIFO) 730 const_iv (S_IFIFO)
542#endif 731#endif
543 const_iv (FADV_NORMAL , POSIX_FADV_NORMAL) 732 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
544 const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) 733 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
545 const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) 734 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
546 const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) 735 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
547 const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) 736 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
548 const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) 737 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
738
739 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
740 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
741 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
742 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
743 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
744
745 const_iv (ST_RDONLY)
746 const_iv (ST_NOSUID)
747 const_iv (ST_NODEV)
748 const_iv (ST_NOEXEC)
749 const_iv (ST_SYNCHRONOUS)
750 const_iv (ST_MANDLOCK)
751 const_iv (ST_WRITE)
752 const_iv (ST_APPEND)
753 const_iv (ST_IMMUTABLE)
754 const_iv (ST_NOATIME)
755 const_iv (ST_NODIRATIME)
756 const_iv (ST_RELATIME)
757
758 const_iv (PROT_NONE)
759 const_iv (PROT_EXEC)
760 const_iv (PROT_READ)
761 const_iv (PROT_WRITE)
762
763 /*const_iv (MAP_FIXED)*/
764 const_iv (MAP_PRIVATE)
765 const_iv (MAP_SHARED)
766 const_iv (MAP_ANONYMOUS)
767
768 /* linuxish */
769 const_iv (MAP_HUGETLB)
770 const_iv (MAP_LOCKED)
771 const_iv (MAP_NORESERVE)
772 const_iv (MAP_POPULATE)
773 const_iv (MAP_NONBLOCK)
774
775 const_eio (MCL_FUTURE)
776 const_eio (MCL_CURRENT)
549 777
550 const_eio (MS_ASYNC) 778 const_eio (MS_ASYNC)
551 const_eio (MS_INVALIDATE) 779 const_eio (MS_INVALIDATE)
552 const_eio (MS_SYNC) 780 const_eio (MS_SYNC)
553 781
… …
578 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 806 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
579 807
580 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 808 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
581 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 809 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));
582 810
811 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
812
583 create_respipe (); 813 create_respipe ();
584 814
585 if (eio_init (want_poll, done_poll) < 0) 815 if (eio_init (want_poll, done_poll) < 0)
586 croak ("IO::AIO: unable to initialise eio library"); 816 croak ("IO::AIO: unable to initialise eio library");
587 817
… …
625 CODE: 855 CODE:
626 max_outstanding = maxreqs; 856 max_outstanding = maxreqs;
627 857
628void 858void
629aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 859aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
630 PROTOTYPE: $$$;$
631 PPCODE: 860 PPCODE:
632{ 861{
633 dREQ; 862 dREQ;
634 863
635 req->type = EIO_OPEN; 864 req->type = EIO_OPEN;
… …
641 REQ_SEND; 870 REQ_SEND;
642} 871}
643 872
644void 873void
645aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 874aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
646 PROTOTYPE: $;$
647 ALIAS: 875 ALIAS:
648 aio_fsync = EIO_FSYNC 876 aio_fsync = EIO_FSYNC
649 aio_fdatasync = EIO_FDATASYNC 877 aio_fdatasync = EIO_FDATASYNC
650 PPCODE: 878 PPCODE:
651{ 879{
… …
659 REQ_SEND (req); 887 REQ_SEND (req);
660} 888}
661 889
662void 890void
663aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 891aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef)
664 PROTOTYPE: $$$$;$
665 PPCODE: 892 PPCODE:
666{ 893{
667 int fd = s_fileno_croak (fh, 0); 894 int fd = s_fileno_croak (fh, 0);
668 dREQ; 895 dREQ;
669 896
… …
677 REQ_SEND (req); 904 REQ_SEND (req);
678} 905}
679 906
680void 907void
681aio_close (SV *fh, SV *callback=&PL_sv_undef) 908aio_close (SV *fh, SV *callback=&PL_sv_undef)
682 PROTOTYPE: $;$
683 PPCODE: 909 PPCODE:
684{ 910{
685 static int close_pipe = -1; /* dummy fd to close fds via dup2 */ 911 static int close_pipe = -1; /* dummy fd to close fds via dup2 */
686 int fd = s_fileno_croak (fh, 0); 912 int fd = s_fileno_croak (fh, 0);
687 dREQ; 913 dREQ;
… …
709void 935void
710aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 936aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef)
711 ALIAS: 937 ALIAS:
712 aio_read = EIO_READ 938 aio_read = EIO_READ
713 aio_write = EIO_WRITE 939 aio_write = EIO_WRITE
714 PROTOTYPE: $$$$$;$
715 PPCODE: 940 PPCODE:
716{ 941{
717 STRLEN svlen; 942 STRLEN svlen;
718 int fd = s_fileno_croak (fh, ix == EIO_WRITE); 943 int fd = s_fileno_croak (fh, ix == EIO_WRITE);
719 char *svptr = SvPVbyte (data, svlen); 944 char *svptr = SvPVbyte (data, svlen);
… …
760 } 985 }
761} 986}
762 987
763void 988void
764aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 989aio_readlink (SV8 *path, SV *callback=&PL_sv_undef)
765 PROTOTYPE: $$;$
766 PPCODE: 990 PPCODE:
767{ 991{
768 SV *data; 992 SV *data;
769 dREQ; 993 dREQ;
770 994
… …
775 REQ_SEND; 999 REQ_SEND;
776} 1000}
777 1001
778void 1002void
779aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1003aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
780 PROTOTYPE: $$$$;$
781 PPCODE: 1004 PPCODE:
782{ 1005{
783 int ifd = s_fileno_croak (in_fh , 0); 1006 int ifd = s_fileno_croak (in_fh , 0);
784 int ofd = s_fileno_croak (out_fh, 1); 1007 int ofd = s_fileno_croak (out_fh, 1);
785 dREQ; 1008 dREQ;
… …
795 REQ_SEND; 1018 REQ_SEND;
796} 1019}
797 1020
798void 1021void
799aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1022aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef)
800 PROTOTYPE: $$$;$
801 PPCODE: 1023 PPCODE:
802{ 1024{
803 int fd = s_fileno_croak (fh, 0); 1025 int fd = s_fileno_croak (fh, 0);
804 dREQ; 1026 dREQ;
805 1027
… …
813} 1035}
814 1036
815void 1037void
816aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1038aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef)
817 ALIAS: 1039 ALIAS:
818 aio_stat = EIO_STAT 1040 aio_stat = EIO_STAT
819 aio_lstat = EIO_LSTAT 1041 aio_lstat = EIO_LSTAT
1042 aio_statvfs = EIO_STATVFS
820 PPCODE: 1043 PPCODE:
821{ 1044{
822 dREQ; 1045 dREQ;
823 1046
824 req->sv1 = newSVsv (fh_or_path); 1047 req->sv1 = newSVsv (fh_or_path);
… …
828 req->type = ix; 1051 req->type = ix;
829 req->ptr1 = SvPVbyte_nolen (req->sv1); 1052 req->ptr1 = SvPVbyte_nolen (req->sv1);
830 } 1053 }
831 else 1054 else
832 { 1055 {
833 req->type = EIO_FSTAT; 1056 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
834 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); 1057 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
835 } 1058 }
836 1059
837 REQ_SEND; 1060 REQ_SEND;
838} 1061}
… …
1005void 1228void
1006aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1229aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1007 ALIAS: 1230 ALIAS:
1008 aio_mtouch = EIO_MTOUCH 1231 aio_mtouch = EIO_MTOUCH
1009 aio_msync = EIO_MSYNC 1232 aio_msync = EIO_MSYNC
1010 PROTOTYPE: $$$$;$
1011 PPCODE: 1233 PPCODE:
1012{ 1234{
1013 STRLEN svlen; 1235 STRLEN svlen;
1236 char *svptr = SvPVbyte (data, svlen);
1014 UV len = SvUV (length); 1237 UV len = SvUV (length);
1015 char *svptr = SvPVbyte (data, svlen);
1016 1238
1017 if (offset < 0) 1239 if (offset < 0)
1018 offset += svlen; 1240 offset += svlen;
1019 1241
1020 if (offset < 0 || offset > svlen) 1242 if (offset < 0 || offset > svlen)
… …
1025 1247
1026 { 1248 {
1027 dREQ; 1249 dREQ;
1028 1250
1029 req->type = ix; 1251 req->type = ix;
1030 req->size = len;
1031 req->sv2 = SvREFCNT_inc (data); 1252 req->sv2 = SvREFCNT_inc (data);
1032 req->ptr2 = (char *)svptr + offset; 1253 req->ptr2 = (char *)svptr + offset;
1254 req->size = len;
1033 req->int1 = flags; 1255 req->int1 = flags;
1034 1256
1035 REQ_SEND; 1257 REQ_SEND;
1036 } 1258 }
1037} 1259}
1038 1260
1039void 1261void
1262aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef)
1263 PPCODE:
1264{
1265 STRLEN svlen;
1266 char *svptr = SvPVbyte (data, svlen);
1267 UV len = SvUV (length);
1268
1269 if (offset < 0)
1270 offset += svlen;
1271
1272 if (offset < 0 || offset > svlen)
1273 croak ("offset outside of scalar");
1274
1275 if (!SvOK (length) || len + offset > svlen)
1276 len = svlen - offset;
1277
1278 {
1279 dREQ;
1280
1281 req->type = EIO_MLOCK;
1282 req->sv2 = SvREFCNT_inc (data);
1283 req->ptr2 = (char *)svptr + offset;
1284 req->size = len;
1285
1286 REQ_SEND;
1287 }
1288}
1289
1290void
1291aio_mlockall (IV flags, SV *callback=&PL_sv_undef)
1292 PPCODE:
1293{
1294 dREQ;
1295
1296 req->type = EIO_MLOCKALL;
1297 req->int1 = flags;
1298
1299 REQ_SEND;
1300}
1301
1302void
1040aio_busy (double delay, SV *callback=&PL_sv_undef) 1303aio_busy (double delay, SV *callback=&PL_sv_undef)
1041 PPCODE: 1304 PPCODE:
1042{ 1305{
1043 dREQ; 1306 dREQ;
1044 1307
… …
1048 REQ_SEND; 1311 REQ_SEND;
1049} 1312}
1050 1313
1051void 1314void
1052aio_group (SV *callback=&PL_sv_undef) 1315aio_group (SV *callback=&PL_sv_undef)
1053 PROTOTYPE: ;$
1054 PPCODE: 1316 PPCODE:
1055{ 1317{
1056 dREQ; 1318 dREQ;
1057 1319
1058 req->type = EIO_GROUP; 1320 req->type = EIO_GROUP;
… …
1075 REQ_SEND; 1337 REQ_SEND;
1076} 1338}
1077 1339
1078int 1340int
1079aioreq_pri (int pri = 0) 1341aioreq_pri (int pri = 0)
1080 PROTOTYPE: ;$
1081 CODE: 1342 CODE:
1082 RETVAL = next_pri; 1343 RETVAL = next_pri;
1083 if (items > 0) 1344 if (items > 0)
1084 { 1345 {
1085 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1346 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1097 if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX; 1358 if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
1098 next_pri = nice; 1359 next_pri = nice;
1099 1360
1100void 1361void
1101flush () 1362flush ()
1102 PROTOTYPE:
1103 CODE: 1363 CODE:
1104 while (eio_nreqs ()) 1364 while (eio_nreqs ())
1105 { 1365 {
1106 poll_wait (); 1366 poll_wait ();
1107 poll_cb (); 1367 poll_cb ();
1108 } 1368 }
1109 1369
1110int 1370int
1111poll() 1371poll ()
1112 PROTOTYPE:
1113 CODE: 1372 CODE:
1114 poll_wait (); 1373 poll_wait ();
1115 RETVAL = poll_cb (); 1374 RETVAL = poll_cb ();
1116 OUTPUT: 1375 OUTPUT:
1117 RETVAL 1376 RETVAL
1118 1377
1119int 1378int
1120poll_fileno() 1379poll_fileno ()
1121 PROTOTYPE:
1122 CODE: 1380 CODE:
1123 RETVAL = s_epipe_fd (&respipe); 1381 RETVAL = s_epipe_fd (&respipe);
1124 OUTPUT: 1382 OUTPUT:
1125 RETVAL 1383 RETVAL
1126 1384
1127int 1385int
1128poll_cb(...) 1386poll_cb (...)
1129 PROTOTYPE: 1387 PROTOTYPE:
1130 CODE: 1388 CODE:
1131 RETVAL = poll_cb (); 1389 RETVAL = poll_cb ();
1132 OUTPUT: 1390 OUTPUT:
1133 RETVAL 1391 RETVAL
1134 1392
1135void 1393void
1136poll_wait() 1394poll_wait ()
1137 PROTOTYPE:
1138 CODE: 1395 CODE:
1139 poll_wait (); 1396 poll_wait ();
1140 1397
1141int 1398int
1142nreqs() 1399nreqs ()
1143 PROTOTYPE:
1144 CODE: 1400 CODE:
1145 RETVAL = eio_nreqs (); 1401 RETVAL = eio_nreqs ();
1146 OUTPUT: 1402 OUTPUT:
1147 RETVAL 1403 RETVAL
1148 1404
1149int 1405int
1150nready() 1406nready ()
1151 PROTOTYPE:
1152 CODE: 1407 CODE:
1153 RETVAL = eio_nready (); 1408 RETVAL = eio_nready ();
1154 OUTPUT: 1409 OUTPUT:
1155 RETVAL 1410 RETVAL
1156 1411
1157int 1412int
1158npending() 1413npending ()
1159 PROTOTYPE:
1160 CODE: 1414 CODE:
1161 RETVAL = eio_npending (); 1415 RETVAL = eio_npending ();
1162 OUTPUT: 1416 OUTPUT:
1163 RETVAL 1417 RETVAL
1164 1418
1165int 1419int
1166nthreads() 1420nthreads ()
1167 PROTOTYPE:
1168 CODE: 1421 CODE:
1169 RETVAL = eio_nthreads (); 1422 RETVAL = eio_nthreads ();
1170 OUTPUT: 1423 OUTPUT:
1171 RETVAL 1424 RETVAL
1172 1425
1173int 1426int
1174fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) 1427fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
1175 PROTOTYPE: $$$$
1176 CODE: 1428 CODE:
1177#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
1178 RETVAL = posix_fadvise (fh, offset, length, advice); 1429 RETVAL = posix_fadvise (fh, offset, length, advice);
1179#else
1180 RETVAL = errno = ENOSYS;
1181#endif
1182 OUTPUT: 1430 OUTPUT:
1183 RETVAL 1431 RETVAL
1184 1432
1185ssize_t 1433ssize_t
1186sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1434sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1187 PROTOTYPE: $$$$
1188 CODE: 1435 CODE:
1189 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1436 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1190 OUTPUT: 1437 OUTPUT:
1191 RETVAL 1438 RETVAL
1192 1439
1440void
1441mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0)
1442 PPCODE:
1443 sv_unmagic (scalar, MMAP_MAGIC);
1444{
1445 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1446 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1447 if (addr == (void *)-1)
1448 XSRETURN_NO;
1449
1450 sv_force_normal (scalar);
1451
1452 /* we store the length in mg_obj, as namlen is I32 :/ */
1453 sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)
1454 ->mg_obj = (SV *)length;
1455
1456 SvUPGRADE (scalar, SVt_PV); /* nop... */
1457
1458 if (!(prot & PROT_WRITE))
1459 SvREADONLY_on (scalar);
1460
1461 if (SvLEN (scalar))
1462 Safefree (SvPVX (scalar));
1463
1464 SvPVX (scalar) = (char *)addr;
1465 SvCUR_set (scalar, length);
1466 SvLEN_set (scalar, 0);
1467 SvPOK_only (scalar);
1468
1469 XSRETURN_YES;
1470}
1471
1472void
1473munmap (SV *scalar)
1474 CODE:
1475 sv_unmagic (scalar, MMAP_MAGIC);
1476
1477int
1478madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1479 ALIAS:
1480 mprotect = 1
1481 CODE:
1482{
1483 STRLEN svlen;
1484 void *addr = SvPVbyte (scalar, svlen);
1485 size_t len = SvUV (length);
1486
1487 if (offset < 0)
1488 offset += svlen;
1489
1490 if (offset < 0 || offset > svlen)
1491 croak ("offset outside of scalar");
1492
1493 if (!SvOK (length) || len + offset > svlen)
1494 len = svlen - offset;
1495
1496 addr = (void *)(((intptr_t)addr) + offset);
1497 eio_page_align (&addr, &len);
1498
1499 switch (ix)
1500 {
1501 case 0: RETVAL = posix_madvise (addr, len, advice_or_prot); break;
1502 case 1: RETVAL = mprotect (addr, len, advice_or_prot); break;
1503 }
1504}
1505 OUTPUT:
1506 RETVAL
1507
1508int
1509munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef)
1510 CODE:
1511{
1512 STRLEN svlen;
1513 void *addr = SvPVbyte (scalar, svlen);
1514 size_t len = SvUV (length);
1515
1516 if (offset < 0)
1517 offset += svlen;
1518
1519 if (offset < 0 || offset > svlen)
1520 croak ("offset outside of scalar");
1521
1522 if (!SvOK (length) || len + offset > svlen)
1523 len = svlen - offset;
1524
1525 addr = (void *)(((intptr_t)addr) + offset);
1526 eio_page_align (&addr, &len);
1527#if _POSIX_MEMLOCK
1528 RETVAL = munlock (addr, len);
1529#else
1530 RETVAL = ((errno = ENOSYS), -1);
1531#endif
1532}
1533 OUTPUT:
1534 RETVAL
1535
1536int
1537munlockall ()
1538 CODE:
1539#if _POSIX_MEMLOCK
1540 munlockall ();
1541#else
1542 RETVAL = -1;
1543 errno = ENOSYS;
1544#endif
1545 OUTPUT:
1546 RETVAL
1547
1193void _on_next_submit (SV *cb) 1548void _on_next_submit (SV *cb)
1194 CODE: 1549 CODE:
1195 SvREFCNT_dec (on_next_submit); 1550 SvREFCNT_dec (on_next_submit);
1196 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1551 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1197 1552

Diff Legend

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