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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.153 by root, Wed Jul 15 01:36:04 2009 UTC vs.
Revision 1.160 by root, Thu Jan 7 18:25:51 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>
19 20
20/* perl namespace pollution */ 21/* perl namespace pollution */
… …
99#define expect_false(expr) expect ((expr) != 0, 0) 100#define expect_false(expr) expect ((expr) != 0, 0)
100#define expect_true(expr) expect ((expr) != 0, 1) 101#define expect_true(expr) expect ((expr) != 0, 1)
101 102
102/*****************************************************************************/ 103/*****************************************************************************/
103 104
104static HV *stash;
105typedef SV SV8; /* byte-sv, used for argument-checking */ 105typedef SV SV8; /* byte-sv, used for argument-checking */
106typedef int aio_rfd; /* read file desriptor */ 106typedef int aio_rfd; /* read file desriptor */
107typedef int aio_wfd; /* write file descriptor */ 107typedef int aio_wfd; /* write file descriptor */
108 108
109#define AIO_REQ_KLASS "IO::AIO::REQ" 109static HV *aio_stash, *aio_req_stash, *aio_grp_stash;
110#define AIO_GRP_KLASS "IO::AIO::GRP"
111 110
112#define EIO_REQ_MEMBERS \ 111#define EIO_REQ_MEMBERS \
113 SV *callback; \ 112 SV *callback; \
114 SV *sv1, *sv2; \ 113 SV *sv1, *sv2; \
115 STRLEN stroffset; \ 114 STRLEN stroffset; \
… …
142 141
143#ifndef POSIX_FADV_DONTNEED 142#ifndef POSIX_FADV_DONTNEED
144# define POSIX_FADV_DONTNEED 0 143# define POSIX_FADV_DONTNEED 0
145#endif 144#endif
146 145
146#ifndef ST_NODEV
147# define ST_NODEV 0
148#endif
149
150#ifndef ST_NOEXEC
151# define ST_NOEXEC 0
152#endif
153
154#ifndef ST_SYNCHRONOUS
155# define ST_SYNCHRONOUS 0
156#endif
157
158#ifndef ST_MANDLOCK
159# define ST_MANDLOCK 0
160#endif
161
162#ifndef ST_WRITE
163# define ST_WRITE 0
164#endif
165
166#ifndef ST_APPEND
167# define ST_APPEND 0
168#endif
169
170#ifndef ST_IMMUTABLE
171# define ST_IMMUTABLE 0
172#endif
173
174#ifndef ST_NOATIME
175# define ST_NOATIME 0
176#endif
177
178#ifndef ST_NODIRATIME
179# define ST_NODIRATIME 0
180#endif
181
182#ifndef ST_RELATIME
183# define ST_RELATIME 0
184#endif
185
147static int req_invoke (eio_req *req); 186static int req_invoke (eio_req *req);
148#define EIO_FINISH(req) req_invoke (req) 187#define EIO_FINISH(req) req_invoke (req)
149static void req_destroy (eio_req *grp); 188static void req_destroy (eio_req *grp);
150#define EIO_DESTROY(req) req_destroy (req) 189#define EIO_DESTROY(req) req_destroy (req)
151 190
… …
160 199
161static SV *on_next_submit; 200static SV *on_next_submit;
162static int next_pri = EIO_PRI_DEFAULT; 201static int next_pri = EIO_PRI_DEFAULT;
163static int max_outstanding; 202static int max_outstanding;
164 203
165static int respipe_osf [2];
166static s_epipe respipe; 204static s_epipe respipe;
167 205
168static void req_destroy (aio_req req); 206static void req_destroy (aio_req req);
169static void req_cancel (aio_req req); 207static void req_cancel (aio_req req);
170 208
… …
179 /* read any signals sent by the worker threads */ 217 /* read any signals sent by the worker threads */
180 s_epipe_drain (&respipe); 218 s_epipe_drain (&respipe);
181} 219}
182 220
183/* must be called at most once */ 221/* must be called at most once */
184static SV *req_sv (aio_req req, const char *klass) 222static SV *req_sv (aio_req req, HV *stash)
185{ 223{
186 if (!req->self) 224 if (!req->self)
187 { 225 {
188 req->self = (SV *)newHV (); 226 req->self = (SV *)newHV ();
189 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 227 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
190 } 228 }
191 229
192 return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); 230 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
193} 231}
194 232
195static aio_req SvAIO_REQ (SV *sv) 233static aio_req SvAIO_REQ (SV *sv)
196{ 234{
197 MAGIC *mg; 235 MAGIC *mg;
198 236
199 if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) 237 if (!SvROK (sv)
238 || (SvSTASH (SvRV (sv)) != aio_grp_stash
239 && SvSTASH (SvRV (sv)) != aio_req_stash
240 && !sv_derived_from (sv, "IO::AIO::REQ")))
200 croak ("object of class " AIO_REQ_KLASS " expected"); 241 croak ("object of class IO::AIO::REQ expected");
201 242
202 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 243 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
203 244
204 return mg ? (aio_req)mg->mg_ptr : 0; 245 return mg ? (aio_req)mg->mg_ptr : 0;
205} 246}
… …
211 dSP; 252 dSP;
212 253
213 ENTER; 254 ENTER;
214 SAVETMPS; 255 SAVETMPS;
215 PUSHMARK (SP); 256 PUSHMARK (SP);
216 XPUSHs (req_sv (grp, AIO_GRP_KLASS)); 257 XPUSHs (req_sv (grp, aio_grp_stash));
217 PUTBACK; 258 PUTBACK;
218 call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); 259 call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR);
219 SPAGAIN; 260 SPAGAIN;
220 FREETMPS; 261 FREETMPS;
221 LEAVE; 262 LEAVE;
… …
327 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); 368 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
328 char sym [64]; 369 char sym [64];
329 int symlen; 370 int symlen;
330 371
331 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); 372 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
332 gv_init (gv, stash, sym, symlen, 0); 373 gv_init (gv, aio_stash, sym, symlen, 0);
333 374
334 symlen = snprintf ( 375 symlen = snprintf (
335 sym, 376 sym,
336 sizeof (sym), 377 sizeof (sym),
337 "%s&=%d", 378 "%s&=%d",
… …
343 fh = (SV *)gv; 384 fh = (SV *)gv;
344 } 385 }
345 386
346 PUSHs (fh); 387 PUSHs (fh);
347 } 388 }
389 break;
390
391 case EIO_STATVFS:
392 case EIO_FSTATVFS:
393 {
394 SV *rv = &PL_sv_undef;
395
396 if (req->result >= 0)
397 {
398 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
399 HV *hv = newHV ();
400
401 rv = sv_2mortal (newRV_noinc ((SV *)hv));
402
403 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
404 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
405 hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0);
406 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
407 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
408 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
409 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
410 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
411 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
412 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
413 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
414 }
415
416 PUSHs (rv);
417 }
418
348 break; 419 break;
349 420
350 case EIO_GROUP: 421 case EIO_GROUP:
351 req->int1 = 2; /* mark group as finished */ 422 req->int1 = 2; /* mark group as finished */
352 423
… …
444 515
445static void 516static void
446create_respipe (void) 517create_respipe (void)
447{ 518{
448 if (s_epipe_renew (&respipe)) 519 if (s_epipe_renew (&respipe))
449 croak ("unable to initialize result pipe"); 520 croak ("IO::AIO: unable to initialize result pipe");
450
451 respipe_osf [0] = S_TO_SOCKET (respipe.fd [0]);
452 respipe_osf [1] = S_TO_SOCKET (respipe.fd [1]);
453} 521}
454 522
455static void poll_wait (void) 523static void poll_wait (void)
456{ 524{
457 while (eio_nreqs ()) 525 while (eio_nreqs ())
… …
518 PUTBACK; \ 586 PUTBACK; \
519 req_submit (req); \ 587 req_submit (req); \
520 SPAGAIN; \ 588 SPAGAIN; \
521 \ 589 \
522 if (GIMME_V != G_VOID) \ 590 if (GIMME_V != G_VOID) \
523 XPUSHs (req_sv (req, AIO_REQ_KLASS)); 591 XPUSHs (req_sv (req, aio_req_stash));
524 592
525MODULE = IO::AIO PACKAGE = IO::AIO 593MODULE = IO::AIO PACKAGE = IO::AIO
526 594
527PROTOTYPES: ENABLE 595PROTOTYPES: ENABLE
528 596
… …
548 const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) 616 const_iv (FADV_RANDOM , POSIX_FADV_RANDOM)
549 const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) 617 const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
550 const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) 618 const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
551 const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) 619 const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
552 620
621 const_iv (ST_RDONLY , ST_RDONLY)
622 const_iv (ST_NOSUID , ST_NOSUID)
623 const_iv (ST_NODEV , ST_NODEV)
624 const_iv (ST_NOEXEC , ST_NOEXEC)
625 const_iv (ST_SYNCHRONOUS , ST_SYNCHRONOUS)
626 const_iv (ST_MANDLOCK , ST_MANDLOCK)
627 const_iv (ST_WRITE , ST_WRITE)
628 const_iv (ST_APPEND , ST_APPEND)
629 const_iv (ST_IMMUTABLE , ST_IMMUTABLE)
630 const_iv (ST_NOATIME , ST_NOATIME)
631 const_iv (ST_NODIRATIME , ST_NODIRATIME)
632 const_iv (ST_RELATIME , ST_RELATIME)
633
634 const_eio (MS_ASYNC)
635 const_eio (MS_INVALIDATE)
636 const_eio (MS_SYNC)
637
638 const_eio (MT_MODIFY)
639
553 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 640 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
554 const_eio (SYNC_FILE_RANGE_WRITE) 641 const_eio (SYNC_FILE_RANGE_WRITE)
555 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 642 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
556 643
557 const_eio (READDIR_DENTS) 644 const_eio (READDIR_DENTS)
… …
568 const_eio (DT_LNK) 655 const_eio (DT_LNK)
569 const_eio (DT_SOCK) 656 const_eio (DT_SOCK)
570 const_eio (DT_WHT) 657 const_eio (DT_WHT)
571 }; 658 };
572 659
573 stash = gv_stashpv ("IO::AIO", 1); 660 aio_stash = gv_stashpv ("IO::AIO" , 1);
661 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
662 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
574 663
575 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 664 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
576 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 665 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));
577 666
578 create_respipe (); 667 create_respipe ();
579 668
580 if (eio_init (want_poll, done_poll) < 0) 669 if (eio_init (want_poll, done_poll) < 0)
581 croak ("IO::AIO: unable to initialise eio library"); 670 croak ("IO::AIO: unable to initialise eio library");
… …
808} 897}
809 898
810void 899void
811aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 900aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef)
812 ALIAS: 901 ALIAS:
813 aio_stat = EIO_STAT 902 aio_stat = EIO_STAT
814 aio_lstat = EIO_LSTAT 903 aio_lstat = EIO_LSTAT
904 aio_statvfs = EIO_STATVFS
815 PPCODE: 905 PPCODE:
816{ 906{
817 dREQ; 907 dREQ;
818 908
819 req->sv1 = newSVsv (fh_or_path); 909 req->sv1 = newSVsv (fh_or_path);
… …
823 req->type = ix; 913 req->type = ix;
824 req->ptr1 = SvPVbyte_nolen (req->sv1); 914 req->ptr1 = SvPVbyte_nolen (req->sv1);
825 } 915 }
826 else 916 else
827 { 917 {
828 req->type = EIO_FSTAT; 918 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
829 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); 919 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
830 } 920 }
831 921
832 REQ_SEND; 922 REQ_SEND;
833} 923}
… …
996 1086
997 REQ_SEND; 1087 REQ_SEND;
998} 1088}
999 1089
1000void 1090void
1091aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
1092 ALIAS:
1093 aio_mtouch = EIO_MTOUCH
1094 aio_msync = EIO_MSYNC
1095 PROTOTYPE: $$$$;$
1096 PPCODE:
1097{
1098 STRLEN svlen;
1099 UV len = SvUV (length);
1100 char *svptr = SvPVbyte (data, svlen);
1101
1102 if (offset < 0)
1103 offset += svlen;
1104
1105 if (offset < 0 || offset > svlen)
1106 croak ("offset outside of scalar");
1107
1108 if (!SvOK (length) || len + offset > svlen)
1109 len = svlen - offset;
1110
1111 {
1112 dREQ;
1113
1114 req->type = ix;
1115 req->size = len;
1116 req->sv2 = SvREFCNT_inc (data);
1117 req->ptr2 = (char *)svptr + offset;
1118 req->int1 = flags;
1119
1120 REQ_SEND;
1121 }
1122}
1123
1124void
1001aio_busy (double delay, SV *callback=&PL_sv_undef) 1125aio_busy (double delay, SV *callback=&PL_sv_undef)
1002 PPCODE: 1126 PPCODE:
1003{ 1127{
1004 dREQ; 1128 dREQ;
1005 1129
… …
1017 dREQ; 1141 dREQ;
1018 1142
1019 req->type = EIO_GROUP; 1143 req->type = EIO_GROUP;
1020 1144
1021 req_submit (req); 1145 req_submit (req);
1022 XPUSHs (req_sv (req, AIO_GRP_KLASS)); 1146 XPUSHs (req_sv (req, aio_grp_stash));
1023} 1147}
1024 1148
1025void 1149void
1026aio_nop (SV *callback=&PL_sv_undef) 1150aio_nop (SV *callback=&PL_sv_undef)
1027 ALIAS: 1151 ALIAS:
… …
1145 1269
1146ssize_t 1270ssize_t
1147sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1271sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1148 PROTOTYPE: $$$$ 1272 PROTOTYPE: $$$$
1149 CODE: 1273 CODE:
1150 eio_sendfile_sync (ofh, ifh, offset, count); 1274 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1275 OUTPUT:
1276 RETVAL
1151 1277
1152void _on_next_submit (SV *cb) 1278void _on_next_submit (SV *cb)
1153 CODE: 1279 CODE:
1154 SvREFCNT_dec (on_next_submit); 1280 SvREFCNT_dec (on_next_submit);
1155 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1281 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;

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