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/cvs/IO-AIO/AIO.xs
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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.188 by root, Sun Jul 17 04:20:04 2011 UTC vs.
Revision 1.196 by root, Tue Sep 27 00:41:51 2011 UTC

… …
30#undef opendir 30#undef opendir
31#undef closedir 31#undef closedir
32 32
33#ifdef _WIN32 33#ifdef _WIN32
34 34
35 #define EIO_STRUCT_DIRENT Direntry_t 35 // perl overrides all those nice libc functions
36
36 #undef malloc 37 #undef malloc
37 #undef free 38 #undef free
38
39 // perl overrides all those nice libc functions
40 #undef open 39 #undef open
41 #undef read 40 #undef read
42 #undef write 41 #undef write
43 #undef send 42 #undef send
44 #undef recv 43 #undef recv
… …
103 102
104typedef SV SV8; /* byte-sv, used for argument-checking */ 103typedef SV SV8; /* byte-sv, used for argument-checking */
105typedef int aio_rfd; /* read file desriptor */ 104typedef int aio_rfd; /* read file desriptor */
106typedef int aio_wfd; /* write file descriptor */ 105typedef int aio_wfd; /* write file descriptor */
107 106
108static HV *aio_stash, *aio_req_stash, *aio_grp_stash; 107static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
109 108
110#define EIO_REQ_MEMBERS \ 109#define EIO_REQ_MEMBERS \
111 SV *callback; \ 110 SV *callback; \
112 SV *sv1, *sv2; \ 111 SV *sv1, *sv2; \
112 SV *sv3, *sv4; \
113 STRLEN stroffset; \ 113 STRLEN stroffset; \
114 SV *self; 114 SV *self;
115 115
116#define EIO_NO_WRAPPERS 1 116#define EIO_NO_WRAPPERS 1
117 117
… …
330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
331}; 331};
332 332
333typedef eio_req *aio_req; 333typedef eio_req *aio_req;
334typedef eio_req *aio_req_ornot; 334typedef eio_req *aio_req_ornot;
335typedef eio_wd aio_wd;
335 336
336static SV *on_next_submit; 337static SV *on_next_submit;
337static int next_pri = EIO_PRI_DEFAULT; 338static int next_pri = EIO_PRI_DEFAULT;
338static int max_outstanding; 339static int max_outstanding;
339 340
… …
364 } 365 }
365 366
366 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 367 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
367} 368}
368 369
370static SV *
371newSVaio_wd (aio_wd wd)
372{
373 return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash);
374}
375
369static aio_req SvAIO_REQ (SV *sv) 376static aio_req SvAIO_REQ (SV *sv)
370{ 377{
371 MAGIC *mg; 378 MAGIC *mg;
372 379
373 if (!SvROK (sv) 380 if (!SvROK (sv)
… …
377 croak ("object of class IO::AIO::REQ expected"); 384 croak ("object of class IO::AIO::REQ expected");
378 385
379 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 386 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
380 387
381 return mg ? (aio_req)mg->mg_ptr : 0; 388 return mg ? (aio_req)mg->mg_ptr : 0;
389}
390
391static aio_wd SvAIO_WD (SV *sv)
392{
393 if (!SvROK (sv)
394 || SvSTASH (SvRV (sv)) != aio_wd_stash
395 || SvTYPE (SvRV (sv)) != SVt_PVMG)
396 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
397
398 return (aio_wd)(long)SvIVX (SvRV (sv));
382} 399}
383 400
384static void aio_grp_feed (aio_req grp) 401static void aio_grp_feed (aio_req grp)
385{ 402{
386 if (grp->sv2 && SvOK (grp->sv2)) 403 if (grp->sv2 && SvOK (grp->sv2))
… …
445 SvREADONLY_on (sv_result); 462 SvREADONLY_on (sv_result);
446 } 463 }
447 464
448 switch (req->type) 465 switch (req->type)
449 { 466 {
467 case EIO_WD_OPEN:
468 PUSHs (sv_2mortal (newSVaio_wd (req->wd)));
469 break;
470
450 case EIO_READDIR: 471 case EIO_READDIR:
451 { 472 {
452 SV *rv = &PL_sv_undef; 473 SV *rv = &PL_sv_undef;
453 474
454 if (req->result >= 0) 475 if (req->result >= 0)
… …
653 SvREFCNT_dec (req->self); 674 SvREFCNT_dec (req->self);
654 } 675 }
655 676
656 SvREFCNT_dec (req->sv1); 677 SvREFCNT_dec (req->sv1);
657 SvREFCNT_dec (req->sv2); 678 SvREFCNT_dec (req->sv2);
679 SvREFCNT_dec (req->sv3);
680 SvREFCNT_dec (req->sv4);
658 SvREFCNT_dec (req->callback); 681 SvREFCNT_dec (req->callback);
659 682
660 Safefree (req); 683 Safefree (req);
661} 684}
662 685
… …
710 733
711 poll_wait (); 734 poll_wait ();
712 } 735 }
713} 736}
714 737
715static void atfork_child (void) 738static void ecb_cold
739reinit (void)
716{ 740{
717 create_respipe (); 741 create_respipe ();
742
743 if (eio_init (want_poll, done_poll) < 0)
744 croak ("IO::AIO: unable to initialise eio library");
718} 745}
719 746
720/*****************************************************************************/ 747/*****************************************************************************/
721 748
722#if !_POSIX_MAPPED_FILES 749#if !_POSIX_MAPPED_FILES
… …
787 req_submit (req); \ 814 req_submit (req); \
788 SPAGAIN; \ 815 SPAGAIN; \
789 \ 816 \
790 if (GIMME_V != G_VOID) \ 817 if (GIMME_V != G_VOID) \
791 XPUSHs (req_sv (req, aio_req_stash)); 818 XPUSHs (req_sv (req, aio_req_stash));
819
820static void
821req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
822{
823 if (SvROK (path))
824 {
825 AV *av = (AV *)SvRV (path);
826 SV *wdob;
827
828 if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1)
829 croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
830
831 path = AvARRAY (av)[1];
832 wdob = AvARRAY (av)[0];
833
834 if (SvOK (wdob))
835 {
836 *wd = SvAIO_WD (wdob);
837 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
838 }
839 else
840 *wd = EIO_INVALID_WD;
841 }
842
843 *pathsv = newSVsv (path);
844 *ptr = SvPVbyte_nolen (*pathsv);
845}
846
847static void
848req_set_path1 (aio_req req, SV *path)
849{
850 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
851}
852
853static void
854req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
855{
856 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
857
858 switch (SvTYPE (rv))
859 {
860 case SVt_PVIO:
861 case SVt_PVLV:
862 case SVt_PVGV:
863 req->type = type_fh;
864 req->sv1 = newSVsv (fh_or_path);
865 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
866 break;
867
868 default:
869 req->type = type_path;
870 req_set_path1 (req, fh_or_path);
871 break;
872 }
873
874}
792 875
793MODULE = IO::AIO PACKAGE = IO::AIO 876MODULE = IO::AIO PACKAGE = IO::AIO
794 877
795PROTOTYPES: ENABLE 878PROTOTYPES: ENABLE
796 879
… …
914 }; 997 };
915 998
916 aio_stash = gv_stashpv ("IO::AIO" , 1); 999 aio_stash = gv_stashpv ("IO::AIO" , 1);
917 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 1000 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
918 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 1001 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
1002 aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
919 1003
920 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1004 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
921 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 1005 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
922 1006
923 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1007 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
924 1008
925 create_respipe (); 1009 reinit ();
926
927 if (eio_init (want_poll, done_poll) < 0)
928 croak ("IO::AIO: unable to initialise eio library");
929
930 /* atfork child called in fifo order, so before eio's handler */
931 X_THREAD_ATFORK (0, 0, atfork_child);
932} 1010}
1011
1012void
1013reinit ()
1014 PROTOTYPE:
933 1015
934void 1016void
935max_poll_reqs (unsigned int nreqs) 1017max_poll_reqs (unsigned int nreqs)
936 PROTOTYPE: $ 1018 PROTOTYPE: $
937 CODE: 1019 CODE:
… …
972 PROTOTYPE: $ 1054 PROTOTYPE: $
973 CODE: 1055 CODE:
974 max_outstanding = maxreqs; 1056 max_outstanding = maxreqs;
975 1057
976void 1058void
1059aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
1060 PPCODE:
1061{
1062 dREQ;
1063
1064 req->type = EIO_WD_OPEN;
1065 req_set_path1 (req, pathname);
1066
1067 REQ_SEND;
1068}
1069
1070void
977aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1071aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
978 PPCODE: 1072 PPCODE:
979{ 1073{
980 dREQ; 1074 dREQ;
981 1075
982 req->type = EIO_OPEN; 1076 req->type = EIO_OPEN;
983 req->sv1 = newSVsv (pathname); 1077 req_set_path1 (req, pathname);
984 req->ptr1 = SvPVbyte_nolen (req->sv1);
985 req->int1 = flags; 1078 req->int1 = flags;
986 req->int2 = mode; 1079 req->int2 = mode;
987 1080
988 REQ_SEND; 1081 REQ_SEND;
989} 1082}
… …
991void 1084void
992aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1085aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
993 ALIAS: 1086 ALIAS:
994 aio_fsync = EIO_FSYNC 1087 aio_fsync = EIO_FSYNC
995 aio_fdatasync = EIO_FDATASYNC 1088 aio_fdatasync = EIO_FDATASYNC
1089 aio_syncfs = EIO_SYNCFS
996 PPCODE: 1090 PPCODE:
997{ 1091{
998 int fd = s_fileno_croak (fh, 0); 1092 int fd = s_fileno_croak (fh, 0);
999 dREQ; 1093 dREQ;
1000 1094
… …
1125 REQ_SEND; 1219 REQ_SEND;
1126 } 1220 }
1127} 1221}
1128 1222
1129void 1223void
1130aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1224aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1131 ALIAS: 1225 ALIAS:
1132 aio_readlink = EIO_READLINK 1226 aio_readlink = EIO_READLINK
1133 aio_realpath = EIO_REALPATH 1227 aio_realpath = EIO_REALPATH
1134 PPCODE: 1228 PPCODE:
1135{ 1229{
1136 dREQ; 1230 dREQ;
1137 1231
1138 req->type = ix; 1232 req->type = ix;
1139 req->sv1 = newSVsv (path); 1233 req_set_path1 (req, pathname);
1140 req->ptr1 = SvPVbyte_nolen (req->sv1);
1141 1234
1142 REQ_SEND; 1235 REQ_SEND;
1143} 1236}
1144 1237
1145void 1238void
… …
1186 PPCODE: 1279 PPCODE:
1187{ 1280{
1188 dREQ; 1281 dREQ;
1189 1282
1190 req->sv1 = newSVsv (fh_or_path); 1283 req->sv1 = newSVsv (fh_or_path);
1191 1284 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1192 if (SvPOK (req->sv1))
1193 {
1194 req->type = ix;
1195 req->ptr1 = SvPVbyte_nolen (req->sv1);
1196 }
1197 else
1198 {
1199 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1200 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1201 }
1202
1203 REQ_SEND; 1285 REQ_SEND;
1204} 1286}
1205 1287
1206UV 1288UV
1207major (UV dev) 1289major (UV dev)
… …
1225{ 1307{
1226 dREQ; 1308 dREQ;
1227 1309
1228 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1310 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1229 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1311 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1230 req->sv1 = newSVsv (fh_or_path); 1312 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1231
1232 if (SvPOK (req->sv1))
1233 {
1234 req->type = EIO_UTIME;
1235 req->ptr1 = SvPVbyte_nolen (req->sv1);
1236 }
1237 else
1238 {
1239 req->type = EIO_FUTIME;
1240 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1241 }
1242 1313
1243 REQ_SEND; 1314 REQ_SEND;
1244} 1315}
1245 1316
1246void 1317void
1247aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1318aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1248 PPCODE: 1319 PPCODE:
1249{ 1320{
1250 dREQ; 1321 dREQ;
1251 1322
1252 req->sv1 = newSVsv (fh_or_path);
1253 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1323 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1254 1324 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1255 if (SvPOK (req->sv1))
1256 {
1257 req->type = EIO_TRUNCATE;
1258 req->ptr1 = SvPVbyte_nolen (req->sv1);
1259 }
1260 else
1261 {
1262 req->type = EIO_FTRUNCATE;
1263 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1264 }
1265 1325
1266 REQ_SEND; 1326 REQ_SEND;
1267} 1327}
1268 1328
1269void 1329void
… …
1274 PPCODE: 1334 PPCODE:
1275{ 1335{
1276 dREQ; 1336 dREQ;
1277 1337
1278 req->int2 = mode; 1338 req->int2 = mode;
1279 req->sv1 = newSVsv (fh_or_path); 1339 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1280
1281 if (SvPOK (req->sv1))
1282 {
1283 req->type = ix;
1284 req->ptr1 = SvPVbyte_nolen (req->sv1);
1285 }
1286 else
1287 {
1288 req->type = EIO_FCHMOD;
1289 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1290 }
1291 1340
1292 REQ_SEND; 1341 REQ_SEND;
1293} 1342}
1294 1343
1295void 1344void
… …
1298{ 1347{
1299 dREQ; 1348 dREQ;
1300 1349
1301 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1350 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1302 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1351 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1303 req->sv1 = newSVsv (fh_or_path); 1352 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1304
1305 if (SvPOK (req->sv1))
1306 {
1307 req->type = EIO_CHOWN;
1308 req->ptr1 = SvPVbyte_nolen (req->sv1);
1309 }
1310 else
1311 {
1312 req->type = EIO_FCHOWN;
1313 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1314 }
1315 1353
1316 REQ_SEND; 1354 REQ_SEND;
1317} 1355}
1318 1356
1319void 1357void
… …
1342 PPCODE: 1380 PPCODE:
1343{ 1381{
1344 dREQ; 1382 dREQ;
1345 1383
1346 req->type = ix; 1384 req->type = ix;
1347 req->sv1 = newSVsv (pathname); 1385 req_set_path1 (req, pathname);
1348 req->ptr1 = SvPVbyte_nolen (req->sv1);
1349 1386
1350 REQ_SEND; 1387 REQ_SEND;
1351} 1388}
1352 1389
1353void 1390void
… …
1357 aio_symlink = EIO_SYMLINK 1394 aio_symlink = EIO_SYMLINK
1358 aio_rename = EIO_RENAME 1395 aio_rename = EIO_RENAME
1359 PPCODE: 1396 PPCODE:
1360{ 1397{
1361 dREQ; 1398 dREQ;
1399 eio_wd wd2;
1362 1400
1363 req->type = ix; 1401 req->type = ix;
1364 req->sv1 = newSVsv (oldpath); 1402 req_set_path1 (req, oldpath);
1365 req->ptr1 = SvPVbyte_nolen (req->sv1); 1403 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1366 req->sv2 = newSVsv (newpath); 1404 req->int3 = (long)wd2;
1367 req->ptr2 = SvPVbyte_nolen (req->sv2);
1368 1405
1369 REQ_SEND; 1406 REQ_SEND;
1370} 1407}
1371 1408
1372void 1409void
… …
1374 PPCODE: 1411 PPCODE:
1375{ 1412{
1376 dREQ; 1413 dREQ;
1377 1414
1378 req->type = EIO_MKNOD; 1415 req->type = EIO_MKNOD;
1379 req->sv1 = newSVsv (pathname);
1380 req->ptr1 = SvPVbyte_nolen (req->sv1);
1381 req->int2 = (mode_t)mode; 1416 req->int2 = (mode_t)mode;
1382 req->offs = dev; 1417 req->offs = dev;
1418 req_set_path1 (req, pathname);
1383 1419
1384 REQ_SEND; 1420 REQ_SEND;
1385} 1421}
1386 1422
1387void 1423void
… …
1587 CODE: 1623 CODE:
1588 RETVAL = posix_fadvise (fh, offset, length, advice); 1624 RETVAL = posix_fadvise (fh, offset, length, advice);
1589 OUTPUT: 1625 OUTPUT:
1590 RETVAL 1626 RETVAL
1591 1627
1592ssize_t 1628IV
1593sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1629sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1594 CODE: 1630 CODE:
1595 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1631 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1596 OUTPUT: 1632 OUTPUT:
1597 RETVAL 1633 RETVAL
… …
1709 SvREFCNT_dec (on_next_submit); 1745 SvREFCNT_dec (on_next_submit);
1710 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1746 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1711 1747
1712PROTOTYPES: DISABLE 1748PROTOTYPES: DISABLE
1713 1749
1750MODULE = IO::AIO PACKAGE = IO::AIO::WD
1751
1752BOOT:
1753{
1754 newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
1755 newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
1756}
1757
1758void
1759DESTROY (SV *self)
1760 CODE:
1761{
1762 aio_wd wd = SvAIO_WD (self);
1763#if HAVE_AT
1764 SV *callback = &PL_sv_undef;
1765 dREQ; /* clobbers next_pri :/ */
1766 req->type = EIO_WD_CLOSE;
1767 req->wd = wd;
1768 REQ_SEND;
1769#else
1770 eio_wd_close_sync (wd);
1771#endif
1772}
1773
1714MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1774MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1715 1775
1716void 1776void
1717cancel (aio_req_ornot req) 1777cancel (aio_req_ornot req)
1718 CODE: 1778 CODE:

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