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 1.154 by root, Wed Jul 15 01:39:15 2009 UTC vs.
Revision 1.158 by root, Sat Jan 2 14:11:32 2010 UTC

… …
99#define expect_false(expr) expect ((expr) != 0, 0) 99#define expect_false(expr) expect ((expr) != 0, 0)
100#define expect_true(expr) expect ((expr) != 0, 1) 100#define expect_true(expr) expect ((expr) != 0, 1)
101 101
102/*****************************************************************************/ 102/*****************************************************************************/
103 103
104static HV *stash;
105typedef SV SV8; /* byte-sv, used for argument-checking */ 104typedef SV SV8; /* byte-sv, used for argument-checking */
106typedef int aio_rfd; /* read file desriptor */ 105typedef int aio_rfd; /* read file desriptor */
107typedef int aio_wfd; /* write file descriptor */ 106typedef int aio_wfd; /* write file descriptor */
108 107
109#define AIO_REQ_KLASS "IO::AIO::REQ" 108static HV *aio_stash, *aio_req_stash, *aio_grp_stash;
110#define AIO_GRP_KLASS "IO::AIO::GRP"
111 109
112#define EIO_REQ_MEMBERS \ 110#define EIO_REQ_MEMBERS \
113 SV *callback; \ 111 SV *callback; \
114 SV *sv1, *sv2; \ 112 SV *sv1, *sv2; \
115 STRLEN stroffset; \ 113 STRLEN stroffset; \
… …
178 /* read any signals sent by the worker threads */ 176 /* read any signals sent by the worker threads */
179 s_epipe_drain (&respipe); 177 s_epipe_drain (&respipe);
180} 178}
181 179
182/* must be called at most once */ 180/* must be called at most once */
183static SV *req_sv (aio_req req, const char *klass) 181static SV *req_sv (aio_req req, HV *stash)
184{ 182{
185 if (!req->self) 183 if (!req->self)
186 { 184 {
187 req->self = (SV *)newHV (); 185 req->self = (SV *)newHV ();
188 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 186 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
189 } 187 }
190 188
191 return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); 189 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
192} 190}
193 191
194static aio_req SvAIO_REQ (SV *sv) 192static aio_req SvAIO_REQ (SV *sv)
195{ 193{
196 MAGIC *mg; 194 MAGIC *mg;
197 195
198 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")))
199 croak ("object of class " AIO_REQ_KLASS " expected"); 200 croak ("object of class IO::AIO::REQ expected");
200 201
201 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 202 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
202 203
203 return mg ? (aio_req)mg->mg_ptr : 0; 204 return mg ? (aio_req)mg->mg_ptr : 0;
204} 205}
… …
210 dSP; 211 dSP;
211 212
212 ENTER; 213 ENTER;
213 SAVETMPS; 214 SAVETMPS;
214 PUSHMARK (SP); 215 PUSHMARK (SP);
215 XPUSHs (req_sv (grp, AIO_GRP_KLASS)); 216 XPUSHs (req_sv (grp, aio_grp_stash));
216 PUTBACK; 217 PUTBACK;
217 call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); 218 call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR);
218 SPAGAIN; 219 SPAGAIN;
219 FREETMPS; 220 FREETMPS;
220 LEAVE; 221 LEAVE;
… …
326 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); 327 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
327 char sym [64]; 328 char sym [64];
328 int symlen; 329 int symlen;
329 330
330 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); 331 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
331 gv_init (gv, stash, sym, symlen, 0); 332 gv_init (gv, aio_stash, sym, symlen, 0);
332 333
333 symlen = snprintf ( 334 symlen = snprintf (
334 sym, 335 sym,
335 sizeof (sym), 336 sizeof (sym),
336 "%s&=%d", 337 "%s&=%d",
… …
443 444
444static void 445static void
445create_respipe (void) 446create_respipe (void)
446{ 447{
447 if (s_epipe_renew (&respipe)) 448 if (s_epipe_renew (&respipe))
448 croak ("unable to initialize result pipe"); 449 croak ("IO::AIO: unable to initialize result pipe");
449} 450}
450 451
451static void poll_wait (void) 452static void poll_wait (void)
452{ 453{
453 while (eio_nreqs ()) 454 while (eio_nreqs ())
… …
514 PUTBACK; \ 515 PUTBACK; \
515 req_submit (req); \ 516 req_submit (req); \
516 SPAGAIN; \ 517 SPAGAIN; \
517 \ 518 \
518 if (GIMME_V != G_VOID) \ 519 if (GIMME_V != G_VOID) \
519 XPUSHs (req_sv (req, AIO_REQ_KLASS)); 520 XPUSHs (req_sv (req, aio_req_stash));
520 521
521MODULE = IO::AIO PACKAGE = IO::AIO 522MODULE = IO::AIO PACKAGE = IO::AIO
522 523
523PROTOTYPES: ENABLE 524PROTOTYPES: ENABLE
524 525
… …
544 const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) 545 const_iv (FADV_RANDOM , POSIX_FADV_RANDOM)
545 const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) 546 const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
546 const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) 547 const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
547 const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) 548 const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
548 549
550 const_eio (MS_ASYNC)
551 const_eio (MS_INVALIDATE)
552 const_eio (MS_SYNC)
553
554 const_eio (MT_MODIFY)
555
549 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 556 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
550 const_eio (SYNC_FILE_RANGE_WRITE) 557 const_eio (SYNC_FILE_RANGE_WRITE)
551 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 558 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
552 559
553 const_eio (READDIR_DENTS) 560 const_eio (READDIR_DENTS)
… …
564 const_eio (DT_LNK) 571 const_eio (DT_LNK)
565 const_eio (DT_SOCK) 572 const_eio (DT_SOCK)
566 const_eio (DT_WHT) 573 const_eio (DT_WHT)
567 }; 574 };
568 575
569 stash = gv_stashpv ("IO::AIO", 1); 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);
570 579
571 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; )
572 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 581 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));
573 582
574 create_respipe (); 583 create_respipe ();
575 584
576 if (eio_init (want_poll, done_poll) < 0) 585 if (eio_init (want_poll, done_poll) < 0)
577 croak ("IO::AIO: unable to initialise eio library"); 586 croak ("IO::AIO: unable to initialise eio library");
… …
992 1001
993 REQ_SEND; 1002 REQ_SEND;
994} 1003}
995 1004
996void 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: $$$$;$
1011 PPCODE:
1012{
1013 STRLEN svlen;
1014 UV len = SvUV (length);
1015 char *svptr = SvPVbyte (data, svlen);
1016
1017 if (offset < 0)
1018 offset += svlen;
1019
1020 if (offset < 0 || offset > svlen)
1021 croak ("offset outside of scalar");
1022
1023 if (!SvOK (length) || len + offset > svlen)
1024 len = svlen - offset;
1025
1026 {
1027 dREQ;
1028
1029 req->type = ix;
1030 req->size = len;
1031 req->sv2 = SvREFCNT_inc (data);
1032 req->ptr2 = (char *)svptr + offset;
1033 req->int1 = flags;
1034
1035 REQ_SEND;
1036 }
1037}
1038
1039void
997aio_busy (double delay, SV *callback=&PL_sv_undef) 1040aio_busy (double delay, SV *callback=&PL_sv_undef)
998 PPCODE: 1041 PPCODE:
999{ 1042{
1000 dREQ; 1043 dREQ;
1001 1044
… …
1013 dREQ; 1056 dREQ;
1014 1057
1015 req->type = EIO_GROUP; 1058 req->type = EIO_GROUP;
1016 1059
1017 req_submit (req); 1060 req_submit (req);
1018 XPUSHs (req_sv (req, AIO_GRP_KLASS)); 1061 XPUSHs (req_sv (req, aio_grp_stash));
1019} 1062}
1020 1063
1021void 1064void
1022aio_nop (SV *callback=&PL_sv_undef) 1065aio_nop (SV *callback=&PL_sv_undef)
1023 ALIAS: 1066 ALIAS:
… …
1141 1184
1142ssize_t 1185ssize_t
1143sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1186sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1144 PROTOTYPE: $$$$ 1187 PROTOTYPE: $$$$
1145 CODE: 1188 CODE:
1146 eio_sendfile_sync (ofh, ifh, offset, count); 1189 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1190 OUTPUT:
1191 RETVAL
1147 1192
1148void _on_next_submit (SV *cb) 1193void _on_next_submit (SV *cb)
1149 CODE: 1194 CODE:
1150 SvREFCNT_dec (on_next_submit); 1195 SvREFCNT_dec (on_next_submit);
1151 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1196 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;

Diff Legend

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