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Comparing BDB/BDB.xs (file contents):
Revision 1.51 by root, Thu Sep 25 13:28:37 2008 UTC vs.
Revision 1.69 by root, Wed Jul 15 14:40:00 2009 UTC

1#include <sys/user.h>
2#include <sys/ptrace.h>
3
4#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4 1#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
5 2
6#include "xthread.h" 3#include "xthread.h"
7 4
8#include <errno.h> 5#include <errno.h>
9 6
10#include "EXTERN.h" 7#include "EXTERN.h"
11#include "perl.h" 8#include "perl.h"
12#include "XSUB.h" 9#include "XSUB.h"
13 10
11#include "schmorp.h"
12
14// perl stupidly defines these as macros, breaking 13// perl stupidly defines these as argument-less macros, breaking
15// lots and lots of code. 14// lots and lots of code.
16#undef open 15#undef open
17#undef close 16#undef close
18#undef abort 17#undef abort
19#undef malloc 18#undef malloc
39#endif 38#endif
40 39
41/* number of seconds after which idle threads exit */ 40/* number of seconds after which idle threads exit */
42#define IDLE_TIMEOUT 10 41#define IDLE_TIMEOUT 10
43 42
43typedef SV SV_mutable;
44
44typedef DB_ENV DB_ENV_ornull; 45typedef DB_ENV DB_ENV_ornull;
45typedef DB_TXN DB_TXN_ornull; 46typedef DB_TXN DB_TXN_ornull;
46typedef DBC DBC_ornull; 47typedef DBC DBC_ornull;
47typedef DB DB_ornull; 48typedef DB DB_ornull;
48 49
54#if DB_VERSION_MINOR >= 3 55#if DB_VERSION_MINOR >= 3
55typedef DB_SEQUENCE DB_SEQUENCE_ornull; 56typedef DB_SEQUENCE DB_SEQUENCE_ornull;
56typedef DB_SEQUENCE DB_SEQUENCE_ornuked; 57typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
57#endif 58#endif
58 59
59typedef SV SV8; /* byte-sv, used for argument-checking */
60typedef char *bdb_filename; 60typedef char *bdb_filename;
61 61
62static SV *prepare_cb; 62static SV *prepare_cb;
63 63
64#if DB_VERSION_MINOR >= 6 64#if DB_VERSION_MINOR >= 6
135dbt_to_sv (SV *sv, DBT *dbt) 135dbt_to_sv (SV *sv, DBT *dbt)
136{ 136{
137 if (sv) 137 if (sv)
138 { 138 {
139 SvREADONLY_off (sv); 139 SvREADONLY_off (sv);
140 sv_setsv_mg (sv, dbt->data ? newSVpvn (dbt->data, dbt->size) : &PL_sv_undef); 140
141 if (dbt->data)
142 sv_setpvn_mg (sv, dbt->data, dbt->size);
143 else
144 sv_setsv_mg (sv, &PL_sv_undef);
145
141 SvREFCNT_dec (sv); 146 SvREFCNT_dec (sv);
142 } 147 }
143 148
144 //assert (dbt->flags & DBT_MALLOC || !dbt->data);
145 free (dbt->data); 149 free (dbt->data);
146} 150}
147 151
148enum { 152enum {
149 REQ_QUIT, 153 REQ_QUIT,
150 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT, 154 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
151 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME, 155 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
156 REQ_ENV_LOG_ARCHIVE,
152 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE, 157 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_VERIFY, REQ_DB_UPGRADE,
153 REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE, 158 REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
154 REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH, 159 REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
155 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL, 160 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
156 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE, 161 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
157}; 162};
242} 247}
243 248
244static volatile unsigned int nreqs, nready, npending; 249static volatile unsigned int nreqs, nready, npending;
245static volatile unsigned int max_idle = 4; 250static volatile unsigned int max_idle = 4;
246static volatile unsigned int max_outstanding = 0xffffffff; 251static volatile unsigned int max_outstanding = 0xffffffff;
247static int respipe_osf [2], respipe [2] = { -1, -1 }; 252static s_epipe respipe;
248 253
249static mutex_t reslock = X_MUTEX_INIT; 254static mutex_t reslock = X_MUTEX_INIT;
250static mutex_t reqlock = X_MUTEX_INIT; 255static mutex_t reqlock = X_MUTEX_INIT;
251static cond_t reqwait = X_COND_INIT; 256static cond_t reqwait = X_COND_INIT;
252 257
347 abort (); 352 abort ();
348} 353}
349 354
350static int poll_cb (void); 355static int poll_cb (void);
351static void req_free (bdb_req req); 356static void req_free (bdb_req req);
352static void req_cancel (bdb_req req);
353 357
354static int req_invoke (bdb_req req) 358static int req_invoke (bdb_req req)
355{ 359{
356 dSP; 360 switch (req->type)
361 {
362 case REQ_DB_CLOSE:
363 SvREFCNT_dec (req->sv1);
364 break;
365
366 case REQ_DB_GET:
367 case REQ_DB_PGET:
368 case REQ_C_GET:
369 case REQ_C_PGET:
370 case REQ_DB_PUT:
371 case REQ_C_PUT:
372 dbt_to_sv (req->sv1, &req->dbt1);
373 dbt_to_sv (req->sv2, &req->dbt2);
374 dbt_to_sv (req->sv3, &req->dbt3);
375 break;
376
377 case REQ_DB_KEY_RANGE:
378 {
379 AV *av = newAV ();
380
381 av_push (av, newSVnv (req->key_range.less));
382 av_push (av, newSVnv (req->key_range.equal));
383 av_push (av, newSVnv (req->key_range.greater));
384
385 av = (AV *)newRV_noinc ((SV *)av);
386
387 SvREADONLY_off (req->sv1);
388 sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
389 SvREFCNT_dec (av);
390 SvREFCNT_dec (req->sv1);
391 }
392 break;
393
394#if DB_VERSION_MINOR >= 3
395 case REQ_SEQ_GET:
396 SvREADONLY_off (req->sv1);
397
398 if (sizeof (IV) > 4)
399 sv_setiv_mg (req->sv1, (IV)req->seq_t);
400 else
401 sv_setnv_mg (req->sv1, (NV)req->seq_t);
402
403 SvREFCNT_dec (req->sv1);
404 break;
405#endif
406
407 case REQ_ENV_LOG_ARCHIVE:
408 {
409 AV *av = newAV ();
410 char **listp = (char **)req->buf1;
411
412 if (listp)
413 while (*listp)
414 av_push (av, newSVpv (*listp, 0)), ++listp;
415
416 av = (AV *)newRV_noinc ((SV *)av);
417
418 SvREADONLY_off (req->sv1);
419 sv_setsv_mg (req->sv1, (SV *)av);
420 SvREFCNT_dec (av);
421 SvREFCNT_dec (req->sv1);
422 }
423 break;
424 }
425
426 errno = req->result;
357 427
358 if (req->callback) 428 if (req->callback)
359 { 429 {
430 dSP;
431
360 ENTER; 432 ENTER;
361 SAVETMPS; 433 SAVETMPS;
362 PUSHMARK (SP); 434 PUSHMARK (SP);
363 435
364 switch (req->type)
365 {
366 case REQ_DB_CLOSE:
367 SvREFCNT_dec (req->sv1);
368 break;
369
370 case REQ_DB_GET:
371 case REQ_DB_PGET:
372 dbt_to_sv (req->sv3, &req->dbt3);
373 break;
374
375 case REQ_C_GET:
376 case REQ_C_PGET:
377 dbt_to_sv (req->sv1, &req->dbt1);
378 dbt_to_sv (req->sv2, &req->dbt2);
379 dbt_to_sv (req->sv3, &req->dbt3);
380 break;
381
382 case REQ_DB_PUT:
383 case REQ_C_PUT:
384 dbt_to_sv (0, &req->dbt1);
385 dbt_to_sv (0, &req->dbt2);
386 break;
387
388 case REQ_DB_KEY_RANGE:
389 {
390 AV *av = newAV ();
391
392 av_push (av, newSVnv (req->key_range.less));
393 av_push (av, newSVnv (req->key_range.equal));
394 av_push (av, newSVnv (req->key_range.greater));
395
396 SvREADONLY_off (req->sv1);
397 sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
398 SvREFCNT_dec (req->sv1);
399 }
400 break;
401
402#if DB_VERSION_MINOR >= 3
403 case REQ_SEQ_GET:
404 SvREADONLY_off (req->sv1);
405
406 if (sizeof (IV) > 4)
407 sv_setiv_mg (req->sv1, (IV)req->seq_t);
408 else
409 sv_setnv_mg (req->sv1, (NV)req->seq_t);
410
411 SvREFCNT_dec (req->sv1);
412 break;
413#endif
414 }
415
416 errno = req->result;
417
418 PUTBACK; 436 PUTBACK;
419 call_sv (req->callback, G_VOID | G_EVAL); 437 call_sv (req->callback, G_VOID | G_EVAL);
420 SPAGAIN; 438 SPAGAIN;
421 439
422 FREETMPS; 440 FREETMPS;
423 LEAVE; 441 LEAVE;
442
443 return !SvTRUE (ERRSV);
424 } 444 }
425 445
426 return !SvTRUE (ERRSV); 446 return 1;
427} 447}
428 448
429static void req_free (bdb_req req) 449static void req_free (bdb_req req)
430{ 450{
431 SvREFCNT_dec (req->callback); 451 SvREFCNT_dec (req->callback);
438 free (req->buf3); 458 free (req->buf3);
439 459
440 Safefree (req); 460 Safefree (req);
441} 461}
442 462
443#ifdef USE_SOCKETS_AS_HANDLES
444# define TO_SOCKET(x) (win32_get_osfhandle (x))
445#else
446# define TO_SOCKET(x) (x)
447#endif
448
449static void 463static void
450create_respipe (void) 464create_respipe (void)
451{ 465{
452#ifdef _WIN32
453 int arg; /* argg */
454#endif
455 int old_readfd = respipe [0];
456
457 if (respipe [1] >= 0)
458 respipe_close (TO_SOCKET (respipe [1]));
459
460#ifdef _WIN32
461 if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
462#else
463 if (pipe (respipe)) 466 if (s_epipe_renew (&respipe))
464#endif 467 croak ("BDB: unable to create event pipe");
465 croak ("unable to initialize result pipe");
466
467 if (old_readfd >= 0)
468 {
469 if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
470 croak ("unable to initialize result pipe(2)");
471
472 respipe_close (respipe [0]);
473 respipe [0] = old_readfd;
474 }
475
476#ifdef _WIN32
477 arg = 1;
478 if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
479 || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
480#else
481 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
482 || fcntl (respipe [1], F_SETFL, O_NONBLOCK))
483#endif
484 croak ("unable to initialize result pipe(3)");
485
486 respipe_osf [0] = TO_SOCKET (respipe [0]);
487 respipe_osf [1] = TO_SOCKET (respipe [1]);
488} 468}
489 469
470static void bdb_request (bdb_req req);
490X_THREAD_PROC (bdb_proc); 471X_THREAD_PROC (bdb_proc);
491 472
492static void start_thread (void) 473static void start_thread (void)
493{ 474{
494 worker *wrk = calloc (1, sizeof (worker)); 475 worker *wrk = calloc (1, sizeof (worker));
541 } 522 }
542 523
543 // synthesize callback if none given 524 // synthesize callback if none given
544 if (!req->callback) 525 if (!req->callback)
545 { 526 {
527 if (SvOK (prepare_cb))
528 {
546 int count; 529 int count;
547 530
548 dSP; 531 dSP;
549 PUSHMARK (SP); 532 PUSHMARK (SP);
550 PUTBACK; 533 PUTBACK;
551 count = call_sv (prepare_cb, G_ARRAY); 534 count = call_sv (prepare_cb, G_ARRAY);
552 SPAGAIN; 535 SPAGAIN;
553 536
554 if (count != 2) 537 if (count != 2)
555 croak ("prepare callback must return exactly two values\n"); 538 croak ("sync prepare callback must return exactly two values\n");
556 539
557 wait_callback = POPs; 540 wait_callback = POPs;
558 req->callback = SvREFCNT_inc (POPs); 541 req->callback = SvREFCNT_inc (POPs);
542 }
543 else
544 {
545 // execute request synchronously
546 bdb_request (req);
547 req_invoke (req);
548 req_free (req);
549 return;
550 }
559 } 551 }
560 552
561 ++nreqs; 553 ++nreqs;
562 554
563 X_LOCK (reqlock); 555 X_LOCK (reqlock);
577 } 569 }
578} 570}
579 571
580static void end_thread (void) 572static void end_thread (void)
581{ 573{
582 bdb_req req; 574 bdb_req req = calloc (1, sizeof (bdb_cb));
583
584 Newz (0, req, 1, bdb_cb);
585 575
586 req->type = REQ_QUIT; 576 req->type = REQ_QUIT;
587 req->pri = PRI_MAX + PRI_BIAS; 577 req->pri = PRI_MAX + PRI_BIAS;
588 578
589 X_LOCK (reqlock); 579 X_LOCK (reqlock);
632 if (size) 622 if (size)
633 return; 623 return;
634 624
635 maybe_start_thread (); 625 maybe_start_thread ();
636 626
637 FD_ZERO (&rfd); 627 s_epipe_wait (&respipe);
638 FD_SET (respipe [0], &rfd);
639
640 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
641 } 628 }
642} 629}
643 630
644static int poll_cb (void) 631static int poll_cb (void)
645{ 632{
665 if (req) 652 if (req)
666 { 653 {
667 --npending; 654 --npending;
668 655
669 if (!res_queue.size) 656 if (!res_queue.size)
670 {
671 /* read any signals sent by the worker threads */ 657 /* read any signals sent by the worker threads */
672 char buf [4]; 658 s_epipe_drain (&respipe);
673 while (respipe_read (respipe [0], buf, 4) == 4)
674 ;
675 }
676 } 659 }
677 660
678 X_UNLOCK (reslock); 661 X_UNLOCK (reslock);
679 662
680 if (!req) 663 if (!req)
762 req->result = req->db->close (req->db, req->uint1); 745 req->result = req->db->close (req->db, req->uint1);
763 break; 746 break;
764 747
765#if DB_VERSION_MINOR >= 4 748#if DB_VERSION_MINOR >= 4
766 case REQ_DB_COMPACT: 749 case REQ_DB_COMPACT:
767 req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0); 750 req->result = req->db->compact (req->db, req->txn, req->dbt1.data ? &req->dbt1 : 0, req->dbt2.data ? &req->dbt2 : 0, 0, req->uint1, 0);
768 break; 751 break;
769#endif 752#endif
770 753
771 case REQ_DB_SYNC: 754 case REQ_DB_SYNC:
772 req->result = req->db->sync (req->db, req->uint1); 755 req->result = req->db->sync (req->db, req->uint1);
756 break;
757
758 case REQ_DB_VERIFY:
759 req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
773 break; 760 break;
774 761
775 case REQ_DB_UPGRADE: 762 case REQ_DB_UPGRADE:
776 req->result = req->db->upgrade (req->db, req->buf1, req->uint1); 763 req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
777 break; 764 break;
864 case REQ_SEQ_REMOVE: 851 case REQ_SEQ_REMOVE:
865 req->result = req->seq->remove (req->seq, req->txn, req->uint1); 852 req->result = req->seq->remove (req->seq, req->txn, req->uint1);
866 break; 853 break;
867#endif 854#endif
868 855
856 case REQ_ENV_LOG_ARCHIVE:
857 {
858 char **listp = 0; /* DB_ARCH_REMOVE does not touch listp, contrary to docs */
859 req->result = req->env->log_archive (req->env, &listp, req->uint1);
860 req->buf1 = (char *)listp;
861 }
862 break;
863
869 default: 864 default:
870 req->result = ENOSYS; 865 req->result = ENOSYS;
871 break; 866 break;
872 } 867 }
873 868
884 /* try to distribute timeouts somewhat evenly */ 879 /* try to distribute timeouts somewhat evenly */
885 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); 880 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
886 881
887 for (;;) 882 for (;;)
888 { 883 {
889 ts.tv_sec = time (0) + IDLE_TIMEOUT; 884 ts.tv_sec = time (0) + IDLE_TIMEOUT;
890 885
891 X_LOCK (reqlock); 886 X_LOCK (reqlock);
892 887
893 for (;;) 888 for (;;)
894 { 889 {
923 --nready; 918 --nready;
924 919
925 X_UNLOCK (reqlock); 920 X_UNLOCK (reqlock);
926 921
927 if (req->type == REQ_QUIT) 922 if (req->type == REQ_QUIT)
923 {
924 X_LOCK (reslock);
925 free (req);
926 self->req = 0;
927 X_UNLOCK (reslock);
928
928 goto quit; 929 goto quit;
930 }
929 931
930 bdb_request (req); 932 bdb_request (req);
931 933
932 X_LOCK (reslock); 934 X_LOCK (reslock);
933 935
934 ++npending; 936 ++npending;
935 937
936 if (!reqq_push (&res_queue, req)) 938 if (!reqq_push (&res_queue, req))
937 /* write a dummy byte to the pipe so fh becomes ready */ 939 s_epipe_signal (&respipe);
938 respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
939 940
940 self->req = 0; 941 self->req = 0;
941 worker_clear (self); 942 worker_clear (self);
942 943
943 X_UNLOCK (reslock); 944 X_UNLOCK (reslock);
1031 } \ 1032 } \
1032 else if (sv_derived_from ((arg), # class)) \ 1033 else if (sv_derived_from ((arg), # class)) \
1033 { \ 1034 { \
1034 IV tmp = SvIV ((SV*) SvRV (arg)); \ 1035 IV tmp = SvIV ((SV*) SvRV (arg)); \
1035 (var) = INT2PTR (type, tmp); \ 1036 (var) = INT2PTR (type, tmp); \
1036 if (!var && nullok != 2) \ 1037 if (!var && nullok != 2) \
1037 croak (# var " is not a valid " # class " object anymore"); \ 1038 croak (# var " is not a valid " # class " object anymore"); \
1038 } \ 1039 } \
1039 else \ 1040 else \
1040 croak (# var " is not of type " # class); 1041 croak (# var " is not of type " # class);
1042
1043#define ARG_MUTABLE(name) \
1044 if (SvREADONLY (name)) \
1045 croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
1041 1046
1042static void 1047static void
1043ptr_nuke (SV *sv) 1048ptr_nuke (SV *sv)
1044{ 1049{
1045 assert (SvROK (sv)); 1050 assert (SvROK (sv));
1116 } 1121 }
1117 1122
1118 return 0; 1123 return 0;
1119} 1124}
1120 1125
1126/*****************************************************************************/
1127
1128#if 0
1129static int
1130bt_pfxc_compare (DB *db, const DBT *dbt1, const DBT *dbt2)
1131{
1132 ssize_t size1 = dbt1->size;
1133 ssize_t size2 = dbt2->size;
1134 int res = memcmp ((void *)dbt1->data, (void *)dbt2->data,
1135 size1 <= size2 ? size1 : size2);
1136
1137 if (res)
1138 return res;
1139 else if (size1 - size2)
1140 return size1 - size2;
1141 else
1142 return 0;
1143}
1144
1145static size_t
1146bt_pfxc_prefix_x (DB *db, const DBT *dbt1, const DBT *dbt2)
1147{
1148 ssize_t size1 = dbt1->size;
1149 ssize_t size2 = dbt2->size;
1150 u_int8_t *p1 = (u_int8_t *)dbt1->data;
1151 u_int8_t *p2 = (u_int8_t *)dbt2->data;
1152 u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
1153
1154 while (p1 < pe)
1155 if (*p1++ != *p2++)
1156 return p1 - (u_int8_t *)dbt1->data - 1;
1157
1158 if (size1 < size2) return size1 + 1;
1159 if (size1 > size2) return size2 + 1;
1160
1161 return size1;
1162}
1163#endif
1164
1165/*****************************************************************************/
1166
1121/* stupid windoes defined CALLBACK as well */ 1167/* stupid windows defines CALLBACK as well */
1122#undef CALLBACK 1168#undef CALLBACK
1123#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1)); 1169#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1124 1170
1125MODULE = BDB PACKAGE = BDB 1171MODULE = BDB PACKAGE = BDB
1126 1172
1179 const_iv (NOSYNC) 1225 const_iv (NOSYNC)
1180 const_iv (CHKSUM) 1226 const_iv (CHKSUM)
1181 const_iv (ENCRYPT) 1227 const_iv (ENCRYPT)
1182 const_iv (DUP) 1228 const_iv (DUP)
1183 const_iv (DUPSORT) 1229 const_iv (DUPSORT)
1184 const_iv (RECNUM) 1230 //const_iv (RECNUM)
1185 const_iv (RENUMBER) 1231 const_iv (RENUMBER)
1186 const_iv (REVSPLITOFF) 1232 const_iv (REVSPLITOFF)
1187 const_iv (CONSUME) 1233 const_iv (CONSUME)
1188 const_iv (CONSUME_WAIT) 1234 const_iv (CONSUME_WAIT)
1189 const_iv (GET_BOTH) 1235 const_iv (GET_BOTH)
1261 const_iv (REP_UNAVAIL) 1307 const_iv (REP_UNAVAIL)
1262 const_iv (RUNRECOVERY) 1308 const_iv (RUNRECOVERY)
1263 const_iv (SECONDARY_BAD) 1309 const_iv (SECONDARY_BAD)
1264 const_iv (VERIFY_BAD) 1310 const_iv (VERIFY_BAD)
1265 1311
1312 const_iv (SALVAGE)
1313 const_iv (AGGRESSIVE)
1314 const_iv (PRINTABLE)
1315 const_iv (NOORDERCHK)
1316 const_iv (ORDERCHKONLY)
1317
1318 const_iv (ARCH_ABS)
1319 const_iv (ARCH_DATA)
1320 const_iv (ARCH_LOG)
1321 const_iv (ARCH_REMOVE)
1322
1266 const_iv (VERB_DEADLOCK) 1323 const_iv (VERB_DEADLOCK)
1267 const_iv (VERB_RECOVERY) 1324 const_iv (VERB_RECOVERY)
1268 const_iv (VERB_REPLICATION) 1325 const_iv (VERB_REPLICATION)
1269 const_iv (VERB_WAITSFOR) 1326 const_iv (VERB_WAITSFOR)
1270 1327
1303 const_iv (PRIORITY_VERY_LOW) 1360 const_iv (PRIORITY_VERY_LOW)
1304 const_iv (PRIORITY_LOW) 1361 const_iv (PRIORITY_LOW)
1305 const_iv (PRIORITY_DEFAULT) 1362 const_iv (PRIORITY_DEFAULT)
1306 const_iv (PRIORITY_HIGH) 1363 const_iv (PRIORITY_HIGH)
1307 const_iv (PRIORITY_VERY_HIGH) 1364 const_iv (PRIORITY_VERY_HIGH)
1365 const_iv (IGNORE_LEASE)
1308#endif 1366#endif
1309#if DB_VERSION_MINOR >= 7 1367#if DB_VERSION_MINOR >= 7
1368 //const_iv (MULTIPLE_KEY)
1310 const_iv (LOG_DIRECT) 1369 const_iv (LOG_DIRECT)
1311 const_iv (LOG_DSYNC) 1370 const_iv (LOG_DSYNC)
1312 const_iv (LOG_AUTO_REMOVE) 1371 const_iv (LOG_AUTO_REMOVE)
1313 const_iv (LOG_IN_MEMORY) 1372 const_iv (LOG_IN_MEMORY)
1314 const_iv (LOG_ZERO) 1373 const_iv (LOG_ZERO)
1323 }; 1382 };
1324 1383
1325 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1384 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1326 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1385 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1327 1386
1387 prepare_cb = &PL_sv_undef;
1388
1328 { 1389 {
1329 /* we currently only allow version, minor-version and patchlevel to go up to 255 */ 1390 /* we currently only allow version, minor-version and patchlevel to go up to 255 */
1330 char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH }; 1391 char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1331 1392
1332 newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3)); 1393 newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
1418 1479
1419int 1480int
1420poll_fileno () 1481poll_fileno ()
1421 PROTOTYPE: 1482 PROTOTYPE:
1422 CODE: 1483 CODE:
1423 RETVAL = respipe [0]; 1484 RETVAL = s_epipe_fd (&respipe);
1424 OUTPUT: 1485 OUTPUT:
1425 RETVAL 1486 RETVAL
1426 1487
1427int 1488int
1428poll_cb (...) 1489poll_cb (...)
1470 RETVAL = started; 1531 RETVAL = started;
1471 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); 1532 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1472 OUTPUT: 1533 OUTPUT:
1473 RETVAL 1534 RETVAL
1474 1535
1475void 1536SV *
1476set_sync_prepare (SV *cb) 1537set_sync_prepare (SV *cb)
1477 PROTOTYPE: & 1538 PROTOTYPE: &
1478 CODE: 1539 CODE:
1479 SvREFCNT_dec (prepare_cb); 1540 RETVAL = prepare_cb;
1480 prepare_cb = newSVsv (cb); 1541 prepare_cb = newSVsv (cb);
1542 OUTPUT:
1543 RETVAL
1481 1544
1482char * 1545char *
1483strerror (int errorno = errno) 1546strerror (int errorno = errno)
1484 PROTOTYPE: ;$ 1547 PROTOTYPE: ;$
1485 CODE: 1548 CODE:
1527db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0) 1590db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
1528 PREINIT: 1591 PREINIT:
1529 CALLBACK 1592 CALLBACK
1530 CODE: 1593 CODE:
1531{ 1594{
1532 dREQ (REQ_ENV_CLOSE, 1); 1595 dREQ (REQ_ENV_CLOSE, 0);
1596 ptr_nuke (ST (0));
1533 req->env = env; 1597 req->env = env;
1534 req->uint1 = flags; 1598 req->uint1 = flags;
1535 REQ_SEND; 1599 REQ_SEND;
1536 ptr_nuke (ST (0));
1537} 1600}
1538 1601
1539void 1602void
1540db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0) 1603db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
1541 PREINIT: 1604 PREINIT:
1610 dREQ (REQ_ENV_DBRENAME, 2); 1673 dREQ (REQ_ENV_DBRENAME, 2);
1611 req->env = env; 1674 req->env = env;
1612 req->buf1 = strdup_ornull (file); 1675 req->buf1 = strdup_ornull (file);
1613 req->buf2 = strdup_ornull (database); 1676 req->buf2 = strdup_ornull (database);
1614 req->buf3 = strdup_ornull (newname); 1677 req->buf3 = strdup_ornull (newname);
1678 req->uint1 = flags;
1679 REQ_SEND;
1680}
1681
1682void
1683db_env_log_archive (DB_ENV *env, SV_mutable *listp, U32 flags = 0, SV *callback = 0)
1684 PREINIT:
1685 CALLBACK
1686 CODE:
1687{
1688 dREQ (REQ_ENV_LOG_ARCHIVE, 1);
1689 req->sv1 = SvREFCNT_inc (listp);
1690 req->env = env;
1615 req->uint1 = flags; 1691 req->uint1 = flags;
1616 REQ_SEND; 1692 REQ_SEND;
1617} 1693}
1618 1694
1619DB * 1695DB *
1651db_close (DB *db, U32 flags = 0, SV *callback = 0) 1727db_close (DB *db, U32 flags = 0, SV *callback = 0)
1652 PREINIT: 1728 PREINIT:
1653 CALLBACK 1729 CALLBACK
1654 CODE: 1730 CODE:
1655{ 1731{
1656 dREQ (REQ_DB_CLOSE, 1); 1732 dREQ (REQ_DB_CLOSE, 0);
1733 ptr_nuke (ST (0));
1657 req->db = db; 1734 req->db = db;
1658 req->uint1 = flags; 1735 req->uint1 = flags;
1659 req->sv1 = (SV *)db->app_private; 1736 req->sv1 = (SV *)db->app_private;
1660 REQ_SEND; 1737 REQ_SEND;
1661 ptr_nuke (ST (0));
1662} 1738}
1663 1739
1664#if DB_VERSION_MINOR >= 4 1740#if DB_VERSION_MINOR >= 4
1665 1741
1666void 1742void
1670 CODE: 1746 CODE:
1671{ 1747{
1672 dREQ (REQ_DB_COMPACT, 2); 1748 dREQ (REQ_DB_COMPACT, 2);
1673 req->db = db; 1749 req->db = db;
1674 req->txn = txn; 1750 req->txn = txn;
1675 sv_to_dbt (&req->dbt1, start); 1751 if (start) sv_to_dbt (&req->dbt1, start);
1676 sv_to_dbt (&req->dbt2, stop); 1752 if (stop ) sv_to_dbt (&req->dbt2, stop );
1677 req->uint1 = flags; 1753 req->uint1 = flags;
1678 REQ_SEND; 1754 REQ_SEND;
1679} 1755}
1680 1756
1681#endif 1757#endif
1691 req->uint1 = flags; 1767 req->uint1 = flags;
1692 REQ_SEND; 1768 REQ_SEND;
1693} 1769}
1694 1770
1695void 1771void
1772db_verify (DB *db, bdb_filename file, bdb_filename database = 0, SV *dummy = 0, U32 flags = 0, SV *callback = 0)
1773 PREINIT:
1774 CALLBACK
1775 CODE:
1776{
1777 dREQ (REQ_DB_VERIFY, 1);
1778 ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
1779 req->db = db;
1780 req->buf1 = strdup (file);
1781 req->buf2 = strdup_ornull (database);
1782 req->uint1 = flags;
1783 REQ_SEND;
1784}
1785
1786void
1696db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0) 1787db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
1697 PREINIT: 1788 PREINIT:
1698 CALLBACK 1789 CALLBACK
1699 CODE: 1790 CODE:
1700{ 1791{
1701 dREQ (REQ_DB_SYNC, 1); 1792 dREQ (REQ_DB_UPGRADE, 1);
1702 req->db = db; 1793 req->db = db;
1703 req->buf1 = strdup (file); 1794 req->buf1 = strdup (file);
1704 req->uint1 = flags; 1795 req->uint1 = flags;
1705 REQ_SEND; 1796 REQ_SEND;
1706} 1797}
1707 1798
1708void 1799void
1709db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0) 1800db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
1710 PREINIT: 1801 PREINIT:
1711 CALLBACK 1802 CALLBACK
1712 CODE: 1803 CODE:
1713{ 1804{
1714 dREQ (REQ_DB_KEY_RANGE, 2); 1805 dREQ (REQ_DB_KEY_RANGE, 2);
1752} 1843}
1753 1844
1754#endif 1845#endif
1755 1846
1756void 1847void
1757db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0) 1848db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1758 PREINIT: 1849 PREINIT:
1759 CALLBACK 1850 CALLBACK
1760 CODE: 1851 CODE:
1761 if (SvREADONLY (data))
1762 croak ("can't modify read-only data scalar in db_get");
1763{ 1852{
1853 //TODO: key is somtimesmutable
1764 dREQ (REQ_DB_GET, 2); 1854 dREQ (REQ_DB_GET, 2);
1765 req->db = db; 1855 req->db = db;
1766 req->txn = txn; 1856 req->txn = txn;
1767 req->uint1 = flags; 1857 req->uint1 = flags;
1768 sv_to_dbt (&req->dbt1, key); 1858 sv_to_dbt (&req->dbt1, key);
1770 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 1860 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1771 REQ_SEND; 1861 REQ_SEND;
1772} 1862}
1773 1863
1774void 1864void
1775db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0) 1865db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1776 PREINIT: 1866 PREINIT:
1777 CALLBACK 1867 CALLBACK
1778 CODE: 1868 CODE:
1779 if (SvREADONLY (data))
1780 croak ("can't modify read-only data scalar in db_pget");
1781{ 1869{
1870 //TODO: key is somtimesmutable
1782 dREQ (REQ_DB_PGET, 2); 1871 dREQ (REQ_DB_PGET, 2);
1783 req->db = db; 1872 req->db = db;
1784 req->txn = txn; 1873 req->txn = txn;
1785 req->uint1 = flags; 1874 req->uint1 = flags;
1875
1786 sv_to_dbt (&req->dbt1, key); 1876 sv_to_dbt (&req->dbt1, key);
1787 sv_to_dbt (&req->dbt2, pkey); 1877
1878 req->dbt2.flags = DB_DBT_MALLOC;
1879 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1880
1788 req->dbt3.flags = DB_DBT_MALLOC; 1881 req->dbt3.flags = DB_DBT_MALLOC;
1789 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 1882 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1790 REQ_SEND; 1883 REQ_SEND;
1791} 1884}
1792 1885
1808db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0) 1901db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1809 PREINIT: 1902 PREINIT:
1810 CALLBACK 1903 CALLBACK
1811 CODE: 1904 CODE:
1812{ 1905{
1813 dREQ (REQ_TXN_COMMIT, 1); 1906 dREQ (REQ_TXN_COMMIT, 0);
1907 ptr_nuke (ST (0));
1814 req->txn = txn; 1908 req->txn = txn;
1815 req->uint1 = flags; 1909 req->uint1 = flags;
1816 REQ_SEND; 1910 REQ_SEND;
1911}
1912
1913void
1914db_txn_abort (DB_TXN *txn, SV *callback = 0)
1915 PREINIT:
1916 CALLBACK
1917 CODE:
1918{
1919 dREQ (REQ_TXN_ABORT, 0);
1817 ptr_nuke (ST (0)); 1920 ptr_nuke (ST (0));
1818}
1819
1820void
1821db_txn_abort (DB_TXN *txn, SV *callback = 0)
1822 PREINIT:
1823 CALLBACK
1824 CODE:
1825{
1826 dREQ (REQ_TXN_ABORT, 1);
1827 req->txn = txn; 1921 req->txn = txn;
1828 REQ_SEND; 1922 REQ_SEND;
1923}
1924
1925void
1926db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1927 PREINIT:
1928 CALLBACK
1929 CODE:
1930{
1931 dREQ (REQ_TXN_FINISH, 0);
1829 ptr_nuke (ST (0)); 1932 ptr_nuke (ST (0));
1830}
1831
1832void
1833db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1834 PREINIT:
1835 CALLBACK
1836 CODE:
1837{
1838 dREQ (REQ_TXN_FINISH, 1);
1839 req->txn = txn; 1933 req->txn = txn;
1840 req->uint1 = flags; 1934 req->uint1 = flags;
1841 REQ_SEND; 1935 REQ_SEND;
1936}
1937
1938void
1939db_c_close (DBC *dbc, SV *callback = 0)
1940 PREINIT:
1941 CALLBACK
1942 CODE:
1943{
1944 dREQ (REQ_C_CLOSE, 0);
1842 ptr_nuke (ST (0)); 1945 ptr_nuke (ST (0));
1843}
1844
1845void
1846db_c_close (DBC *dbc, SV *callback = 0)
1847 PREINIT:
1848 CALLBACK
1849 CODE:
1850{
1851 dREQ (REQ_C_CLOSE, 1);
1852 req->dbc = dbc; 1946 req->dbc = dbc;
1853 REQ_SEND; 1947 REQ_SEND;
1854 ptr_nuke (ST (0));
1855} 1948}
1856 1949
1857void 1950void
1858db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0) 1951db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
1859 PREINIT: 1952 PREINIT:
1879 req->uint1 = flags; 1972 req->uint1 = flags;
1880 REQ_SEND; 1973 REQ_SEND;
1881} 1974}
1882 1975
1883void 1976void
1884db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0) 1977db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1885 PREINIT: 1978 PREINIT:
1886 CALLBACK 1979 CALLBACK
1887 CODE: 1980 CODE:
1888{ 1981{
1982 if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
1983 croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
1984 if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
1985 croak ("argument \"%s\" must be byte/octet-encoded in %s",
1986 "key",
1987 "BDB::db_c_get");
1988
1989 {
1889 dREQ (REQ_C_GET, 1); 1990 dREQ (REQ_C_GET, 1);
1890 req->dbc = dbc; 1991 req->dbc = dbc;
1891 req->uint1 = flags; 1992 req->uint1 = flags;
1892 if ((flags & DB_SET) == DB_SET 1993 if ((flags & DB_OPFLAGS_MASK) == DB_SET)
1893 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1894 sv_to_dbt (&req->dbt1, key); 1994 sv_to_dbt (&req->dbt1, key);
1895 else 1995 else
1996 {
1997 if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
1998 sv_to_dbt (&req->dbt1, key);
1999 else
1896 req->dbt1.flags = DB_DBT_MALLOC; 2000 req->dbt1.flags = DB_DBT_MALLOC;
1897 2001
1898 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); 2002 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
2003 }
1899 2004
1900 if ((flags & DB_GET_BOTH) == DB_GET_BOTH 2005 if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
1901 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE) 2006 || (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
1902 sv_to_dbt (&req->dbt3, data); 2007 sv_to_dbt (&req->dbt3, data);
1903 else 2008 else
1904 req->dbt3.flags = DB_DBT_MALLOC; 2009 req->dbt3.flags = DB_DBT_MALLOC;
1905 2010
1906 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 2011 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1907 REQ_SEND; 2012 REQ_SEND;
2013 }
1908} 2014}
1909 2015
1910void 2016void
1911db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0) 2017db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1912 PREINIT: 2018 PREINIT:
1913 CALLBACK 2019 CALLBACK
1914 CODE: 2020 CODE:
1915{ 2021{
2022 if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
2023 croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
2024 if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
2025 croak ("argument \"%s\" must be byte/octet-encoded in %s",
2026 "key",
2027 "BDB::db_c_pget");
2028
2029 {
1916 dREQ (REQ_C_PGET, 1); 2030 dREQ (REQ_C_PGET, 1);
1917 req->dbc = dbc; 2031 req->dbc = dbc;
1918 req->uint1 = flags; 2032 req->uint1 = flags;
1919 if ((flags & DB_SET) == DB_SET 2033 if ((flags & DB_OPFLAGS_MASK) == DB_SET)
1920 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1921 sv_to_dbt (&req->dbt1, key); 2034 sv_to_dbt (&req->dbt1, key);
1922 else 2035 else
2036 {
2037 if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
2038 sv_to_dbt (&req->dbt1, key);
2039 else
2040 req->dbt1.flags = DB_DBT_MALLOC;
2041
2042 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
2043 }
2044
1923 req->dbt1.flags = DB_DBT_MALLOC; 2045 req->dbt2.flags = DB_DBT_MALLOC;
1924
1925 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1926
1927 req->dbt2.flags = DB_DBT_MALLOC;
1928 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey); 2046 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1929 2047
1930 if ((flags & DB_GET_BOTH) == DB_GET_BOTH 2048 if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
1931 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE) 2049 || (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
1932 sv_to_dbt (&req->dbt3, data); 2050 sv_to_dbt (&req->dbt3, data);
1933 else 2051 else
1934 req->dbt3.flags = DB_DBT_MALLOC; 2052 req->dbt3.flags = DB_DBT_MALLOC;
1935 2053
1936 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 2054 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1937 REQ_SEND; 2055 REQ_SEND;
2056 }
1938} 2057}
1939 2058
1940void 2059void
1941db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0) 2060db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
1942 PREINIT: 2061 PREINIT:
1970db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0) 2089db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
1971 PREINIT: 2090 PREINIT:
1972 CALLBACK 2091 CALLBACK
1973 CODE: 2092 CODE:
1974{ 2093{
1975 dREQ (REQ_SEQ_CLOSE, 1); 2094 dREQ (REQ_SEQ_CLOSE, 0);
2095 ptr_nuke (ST (0));
1976 req->seq = seq; 2096 req->seq = seq;
1977 req->uint1 = flags; 2097 req->uint1 = flags;
1978 REQ_SEND; 2098 REQ_SEND;
1979 ptr_nuke (ST (0));
1980} 2099}
1981 2100
1982void 2101void
1983db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0) 2102db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
1984 PREINIT: 2103 PREINIT:
1985 CALLBACK 2104 CALLBACK
1986 CODE: 2105 CODE:
1987{ 2106{
1988 dREQ (REQ_SEQ_GET, 2); 2107 dREQ (REQ_SEQ_GET, 2);
2217 CODE: 2336 CODE:
2218 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); 2337 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2219 OUTPUT: 2338 OUTPUT:
2220 RETVAL 2339 RETVAL
2221 2340
2341int set_pagesize (DB *db, U32 pagesize)
2342 CODE:
2343 RETVAL = db->set_pagesize (db, pagesize);
2344 OUTPUT:
2345 RETVAL
2346
2222int set_flags (DB *db, U32 flags) 2347int set_flags (DB *db, U32 flags)
2223 CODE: 2348 CODE:
2224 RETVAL = db->set_flags (db, flags); 2349 RETVAL = db->set_flags (db, flags);
2225 OUTPUT: 2350 OUTPUT:
2226 RETVAL 2351 RETVAL

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