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Comparing BDB/BDB.xs (file contents):
Revision 1.49 by root, Thu Sep 25 12:28:49 2008 UTC vs.
Revision 1.55 by root, Fri Sep 26 02:37:33 2008 UTC

39#endif 39#endif
40 40
41/* number of seconds after which idle threads exit */ 41/* number of seconds after which idle threads exit */
42#define IDLE_TIMEOUT 10 42#define IDLE_TIMEOUT 10
43 43
44typedef SV SV_mutable;
45
44typedef DB_ENV DB_ENV_ornull; 46typedef DB_ENV DB_ENV_ornull;
45typedef DB_TXN DB_TXN_ornull; 47typedef DB_TXN DB_TXN_ornull;
46typedef DBC DBC_ornull; 48typedef DBC DBC_ornull;
47typedef DB DB_ornull; 49typedef DB DB_ornull;
48 50
135dbt_to_sv (SV *sv, DBT *dbt) 137dbt_to_sv (SV *sv, DBT *dbt)
136{ 138{
137 if (sv) 139 if (sv)
138 { 140 {
139 SvREADONLY_off (sv); 141 SvREADONLY_off (sv);
140 sv_setsv_mg (sv, dbt->data ? newSVpvn (dbt->data, dbt->size) : &PL_sv_undef); 142
143 if (dbt->data)
144 sv_setpvn_mg (sv, dbt->data, dbt->size);
145 else
146 sv_setsv_mg (sv, &PL_sv_undef);
147
141 SvREFCNT_dec (sv); 148 SvREFCNT_dec (sv);
142 } 149 }
143 150
144 //assert (dbt->flags & DBT_MALLOC || !dbt->data);
145 free (dbt->data); 151 free (dbt->data);
146} 152}
147 153
148enum { 154enum {
149 REQ_QUIT, 155 REQ_QUIT,
177 DB_KEY_RANGE key_range; 183 DB_KEY_RANGE key_range;
178#if DB_VERSION_MINOR >= 3 184#if DB_VERSION_MINOR >= 3
179 DB_SEQUENCE *seq; 185 DB_SEQUENCE *seq;
180 db_seq_t seq_t; 186 db_seq_t seq_t;
181#endif 187#endif
188
189 SV *rsv1, *rsv2; // keep some request objects alive
182} bdb_cb; 190} bdb_cb;
183 191
184typedef bdb_cb *bdb_req; 192typedef bdb_cb *bdb_req;
185 193
186enum { 194enum {
349static void req_free (bdb_req req); 357static void req_free (bdb_req req);
350static void req_cancel (bdb_req req); 358static void req_cancel (bdb_req req);
351 359
352static int req_invoke (bdb_req req) 360static int req_invoke (bdb_req req)
353{ 361{
354 dSP; 362 switch (req->type)
363 {
364 case REQ_DB_CLOSE:
365 SvREFCNT_dec (req->sv1);
366 break;
367
368 case REQ_DB_GET:
369 case REQ_DB_PGET:
370 case REQ_C_GET:
371 case REQ_C_PGET:
372 case REQ_DB_PUT:
373 case REQ_C_PUT:
374 dbt_to_sv (req->sv1, &req->dbt1);
375 dbt_to_sv (req->sv2, &req->dbt2);
376 dbt_to_sv (req->sv3, &req->dbt3);
377 break;
378
379 case REQ_DB_KEY_RANGE:
380 {
381 AV *av = newAV ();
382
383 av_push (av, newSVnv (req->key_range.less));
384 av_push (av, newSVnv (req->key_range.equal));
385 av_push (av, newSVnv (req->key_range.greater));
386
387 SvREADONLY_off (req->sv1);
388 sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
389 SvREFCNT_dec (req->sv1);
390 }
391 break;
392
393#if DB_VERSION_MINOR >= 3
394 case REQ_SEQ_GET:
395 SvREADONLY_off (req->sv1);
396
397 if (sizeof (IV) > 4)
398 sv_setiv_mg (req->sv1, (IV)req->seq_t);
399 else
400 sv_setnv_mg (req->sv1, (NV)req->seq_t);
401
402 SvREFCNT_dec (req->sv1);
403 break;
404#endif
405 }
406
407 errno = req->result;
355 408
356 if (req->callback) 409 if (req->callback)
357 { 410 {
411 dSP;
412
358 ENTER; 413 ENTER;
359 SAVETMPS; 414 SAVETMPS;
360 PUSHMARK (SP); 415 PUSHMARK (SP);
361 416
362 switch (req->type)
363 {
364 case REQ_DB_CLOSE:
365 SvREFCNT_dec (req->sv1);
366 break;
367
368 case REQ_DB_GET:
369 case REQ_DB_PGET:
370 dbt_to_sv (req->sv3, &req->dbt3);
371 break;
372
373 case REQ_C_GET:
374 case REQ_C_PGET:
375 dbt_to_sv (req->sv1, &req->dbt1);
376 dbt_to_sv (req->sv2, &req->dbt2);
377 dbt_to_sv (req->sv3, &req->dbt3);
378 break;
379
380 case REQ_DB_PUT:
381 case REQ_C_PUT:
382 dbt_to_sv (0, &req->dbt1);
383 dbt_to_sv (0, &req->dbt2);
384 break;
385
386 case REQ_DB_KEY_RANGE:
387 {
388 AV *av = newAV ();
389
390 av_push (av, newSVnv (req->key_range.less));
391 av_push (av, newSVnv (req->key_range.equal));
392 av_push (av, newSVnv (req->key_range.greater));
393
394 SvREADONLY_off (req->sv1);
395 sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
396 SvREFCNT_dec (req->sv1);
397 }
398 break;
399
400#if DB_VERSION_MINOR >= 3
401 case REQ_SEQ_GET:
402 SvREADONLY_off (req->sv1);
403
404 if (sizeof (IV) > 4)
405 sv_setiv_mg (req->sv1, (IV)req->seq_t);
406 else
407 sv_setnv_mg (req->sv1, (NV)req->seq_t);
408
409 SvREFCNT_dec (req->sv1);
410 break;
411#endif
412 }
413
414 errno = req->result;
415
416 PUTBACK; 417 PUTBACK;
417 call_sv (req->callback, G_VOID | G_EVAL); 418 call_sv (req->callback, G_VOID | G_EVAL);
418 SPAGAIN; 419 SPAGAIN;
419 420
420 FREETMPS; 421 FREETMPS;
421 LEAVE; 422 LEAVE;
423
424 return !SvTRUE (ERRSV);
422 } 425 }
423 426
424 return !SvTRUE (ERRSV); 427 return 1;
425} 428}
426 429
427static void req_free (bdb_req req) 430static void req_free (bdb_req req)
428{ 431{
429 SvREFCNT_dec (req->callback); 432 SvREFCNT_dec (req->callback);
433
434 SvREFCNT_dec (req->rsv1);
435 SvREFCNT_dec (req->rsv2);
430 436
431 free (req->buf1); 437 free (req->buf1);
432 free (req->buf2); 438 free (req->buf2);
433 free (req->buf3); 439 free (req->buf3);
434 440
480 486
481 respipe_osf [0] = TO_SOCKET (respipe [0]); 487 respipe_osf [0] = TO_SOCKET (respipe [0]);
482 respipe_osf [1] = TO_SOCKET (respipe [1]); 488 respipe_osf [1] = TO_SOCKET (respipe [1]);
483} 489}
484 490
491static void bdb_request (bdb_req req);
485X_THREAD_PROC (bdb_proc); 492X_THREAD_PROC (bdb_proc);
486 493
487static void start_thread (void) 494static void start_thread (void)
488{ 495{
489 worker *wrk = calloc (1, sizeof (worker)); 496 worker *wrk = calloc (1, sizeof (worker));
536 } 543 }
537 544
538 // synthesize callback if none given 545 // synthesize callback if none given
539 if (!req->callback) 546 if (!req->callback)
540 { 547 {
548 if (SvOK (prepare_cb))
549 {
541 int count; 550 int count;
542 551
543 dSP; 552 dSP;
544 PUSHMARK (SP); 553 PUSHMARK (SP);
545 PUTBACK; 554 PUTBACK;
546 count = call_sv (prepare_cb, G_ARRAY); 555 count = call_sv (prepare_cb, G_ARRAY);
547 SPAGAIN; 556 SPAGAIN;
548 557
549 if (count != 2) 558 if (count != 2)
550 croak ("prepare callback must return exactly two values\n"); 559 croak ("sync prepare callback must return exactly two values\n");
551 560
552 wait_callback = POPs; 561 wait_callback = POPs;
553 req->callback = SvREFCNT_inc (POPs); 562 req->callback = SvREFCNT_inc (POPs);
563 }
564 else
565 {
566 // execute request synchronously
567 bdb_request (req);
568 req_invoke (req);
569 req_free (req);
570 return;
571 }
554 } 572 }
555 573
556 ++nreqs; 574 ++nreqs;
557 575
558 X_LOCK (reqlock); 576 X_LOCK (reqlock);
572 } 590 }
573} 591}
574 592
575static void end_thread (void) 593static void end_thread (void)
576{ 594{
577 bdb_req req; 595 bdb_req req = calloc (1, sizeof (bdb_cb));
578
579 Newz (0, req, 1, bdb_cb);
580 596
581 req->type = REQ_QUIT; 597 req->type = REQ_QUIT;
582 req->pri = PRI_MAX + PRI_BIAS; 598 req->pri = PRI_MAX + PRI_BIAS;
583 599
584 X_LOCK (reqlock); 600 X_LOCK (reqlock);
709 725
710 return count; 726 return count;
711} 727}
712 728
713/*****************************************************************************/ 729/*****************************************************************************/
730
731static void
732bdb_request (bdb_req req)
733{
734 switch (req->type)
735 {
736 case REQ_ENV_OPEN:
737 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
738 break;
739
740 case REQ_ENV_CLOSE:
741 req->result = req->env->close (req->env, req->uint1);
742 break;
743
744 case REQ_ENV_TXN_CHECKPOINT:
745 req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
746 break;
747
748 case REQ_ENV_LOCK_DETECT:
749 req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
750 break;
751
752 case REQ_ENV_MEMP_SYNC:
753 req->result = req->env->memp_sync (req->env, 0);
754 break;
755
756 case REQ_ENV_MEMP_TRICKLE:
757 req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
758 break;
759
760 case REQ_ENV_DBREMOVE:
761 req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
762 break;
763
764 case REQ_ENV_DBRENAME:
765 req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
766 break;
767
768 case REQ_DB_OPEN:
769 req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
770 break;
771
772 case REQ_DB_CLOSE:
773 req->result = req->db->close (req->db, req->uint1);
774 break;
775
776#if DB_VERSION_MINOR >= 4
777 case REQ_DB_COMPACT:
778 req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
779 break;
780#endif
781
782 case REQ_DB_SYNC:
783 req->result = req->db->sync (req->db, req->uint1);
784 break;
785
786 case REQ_DB_UPGRADE:
787 req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
788 break;
789
790 case REQ_DB_PUT:
791 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
792 break;
793
794#if DB_VERSION_MINOR >= 6
795 case REQ_DB_EXISTS:
796 req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
797 break;
798#endif
799 case REQ_DB_GET:
800 req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
801 break;
802
803 case REQ_DB_PGET:
804 req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
805 break;
806
807 case REQ_DB_DEL:
808 req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
809 break;
810
811 case REQ_DB_KEY_RANGE:
812 req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
813 break;
814
815 case REQ_TXN_COMMIT:
816 req->result = req->txn->commit (req->txn, req->uint1);
817 break;
818
819 case REQ_TXN_ABORT:
820 req->result = req->txn->abort (req->txn);
821 break;
822
823 case REQ_TXN_FINISH:
824 if (req->txn->flags & TXN_DEADLOCK)
825 {
826 req->result = req->txn->abort (req->txn);
827 if (!req->result)
828 req->result = DB_LOCK_DEADLOCK;
829 }
830 else
831 req->result = req->txn->commit (req->txn, req->uint1);
832 break;
833
834 case REQ_C_CLOSE:
835 req->result = req->dbc->c_close (req->dbc);
836 break;
837
838 case REQ_C_COUNT:
839 {
840 db_recno_t recno;
841 req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
842 req->uv1 = recno;
843 }
844 break;
845
846 case REQ_C_PUT:
847 req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
848 break;
849
850 case REQ_C_GET:
851 req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
852 break;
853
854 case REQ_C_PGET:
855 req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
856 break;
857
858 case REQ_C_DEL:
859 req->result = req->dbc->c_del (req->dbc, req->uint1);
860 break;
861
862#if DB_VERSION_MINOR >= 3
863 case REQ_SEQ_OPEN:
864 req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
865 break;
866
867 case REQ_SEQ_CLOSE:
868 req->result = req->seq->close (req->seq, req->uint1);
869 break;
870
871 case REQ_SEQ_GET:
872 req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
873 break;
874
875 case REQ_SEQ_REMOVE:
876 req->result = req->seq->remove (req->seq, req->txn, req->uint1);
877 break;
878#endif
879
880 default:
881 req->result = ENOSYS;
882 break;
883 }
884
885 if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
886 req->txn->flags |= TXN_DEADLOCK;
887}
714 888
715X_THREAD_PROC (bdb_proc) 889X_THREAD_PROC (bdb_proc)
716{ 890{
717 bdb_req req; 891 bdb_req req;
718 struct timespec ts; 892 struct timespec ts;
759 933
760 --nready; 934 --nready;
761 935
762 X_UNLOCK (reqlock); 936 X_UNLOCK (reqlock);
763 937
764 switch (req->type) 938 if (req->type == REQ_QUIT)
765 { 939 {
766 case REQ_QUIT: 940 X_LOCK (reslock);
767 req->result = ENOSYS; 941 free (req);
942 self->req = 0;
943 X_UNLOCK (reslock);
944
768 goto quit; 945 goto quit;
769
770 case REQ_ENV_OPEN:
771 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
772 break;
773
774 case REQ_ENV_CLOSE:
775 req->result = req->env->close (req->env, req->uint1);
776 break;
777
778 case REQ_ENV_TXN_CHECKPOINT:
779 req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
780 break;
781
782 case REQ_ENV_LOCK_DETECT:
783 req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
784 break;
785
786 case REQ_ENV_MEMP_SYNC:
787 req->result = req->env->memp_sync (req->env, 0);
788 break;
789
790 case REQ_ENV_MEMP_TRICKLE:
791 req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
792 break;
793
794 case REQ_ENV_DBREMOVE:
795 req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
796 break;
797
798 case REQ_ENV_DBRENAME:
799 req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
800 break;
801
802 case REQ_DB_OPEN:
803 req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
804 break;
805
806 case REQ_DB_CLOSE:
807 req->result = req->db->close (req->db, req->uint1);
808 break;
809
810#if DB_VERSION_MINOR >= 4
811 case REQ_DB_COMPACT:
812 req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
813 break;
814#endif
815
816 case REQ_DB_SYNC:
817 req->result = req->db->sync (req->db, req->uint1);
818 break;
819
820 case REQ_DB_UPGRADE:
821 req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
822 break;
823
824 case REQ_DB_PUT:
825 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
826 break;
827
828#if DB_VERSION_MINOR >= 6
829 case REQ_DB_EXISTS:
830 req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
831 break;
832#endif
833 case REQ_DB_GET:
834 req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
835 break;
836
837 case REQ_DB_PGET:
838 req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
839 break;
840
841 case REQ_DB_DEL:
842 req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
843 break;
844
845 case REQ_DB_KEY_RANGE:
846 req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
847 break;
848
849 case REQ_TXN_COMMIT:
850 req->result = req->txn->commit (req->txn, req->uint1);
851 break;
852
853 case REQ_TXN_ABORT:
854 req->result = req->txn->abort (req->txn);
855 break;
856
857 case REQ_TXN_FINISH:
858 if (req->txn->flags & TXN_DEADLOCK)
859 {
860 req->result = req->txn->abort (req->txn);
861 if (!req->result)
862 req->result = DB_LOCK_DEADLOCK;
863 }
864 else
865 req->result = req->txn->commit (req->txn, req->uint1);
866 break;
867
868 case REQ_C_CLOSE:
869 req->result = req->dbc->c_close (req->dbc);
870 break;
871
872 case REQ_C_COUNT:
873 {
874 db_recno_t recno;
875 req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
876 req->uv1 = recno;
877 }
878 break;
879
880 case REQ_C_PUT:
881 req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
882 break;
883
884 case REQ_C_GET:
885 req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
886 break;
887
888 case REQ_C_PGET:
889 req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
890 break;
891
892 case REQ_C_DEL:
893 req->result = req->dbc->c_del (req->dbc, req->uint1);
894 break;
895
896#if DB_VERSION_MINOR >= 3
897 case REQ_SEQ_OPEN:
898 req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
899 break;
900
901 case REQ_SEQ_CLOSE:
902 req->result = req->seq->close (req->seq, req->uint1);
903 break;
904
905 case REQ_SEQ_GET:
906 req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
907 break;
908
909 case REQ_SEQ_REMOVE:
910 req->result = req->seq->remove (req->seq, req->txn, req->uint1);
911 break;
912#endif
913
914 default:
915 req->result = ENOSYS;
916 break;
917 } 946 }
918 947
919 if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED)) 948 bdb_request (req);
920 req->txn->flags |= TXN_DEADLOCK;
921 949
922 X_LOCK (reslock); 950 X_LOCK (reslock);
923 951
924 ++npending; 952 ++npending;
925 953
987 create_respipe (); 1015 create_respipe ();
988 1016
989 atfork_parent (); 1017 atfork_parent ();
990} 1018}
991 1019
992#define dREQ(reqtype) \ 1020#define dREQ(reqtype,rsvcnt) \
993 bdb_req req; \ 1021 bdb_req req; \
994 int req_pri = next_pri; \ 1022 int req_pri = next_pri; \
995 next_pri = DEFAULT_PRI + PRI_BIAS; \ 1023 next_pri = DEFAULT_PRI + PRI_BIAS; \
996 \ 1024 \
997 if (callback && SvOK (callback)) \ 1025 if (callback && SvOK (callback)) \
999 \ 1027 \
1000 Newz (0, req, 1, bdb_cb); \ 1028 Newz (0, req, 1, bdb_cb); \
1001 if (!req) \ 1029 if (!req) \
1002 croak ("out of memory during bdb_req allocation"); \ 1030 croak ("out of memory during bdb_req allocation"); \
1003 \ 1031 \
1004 req->callback = cb ? SvREFCNT_inc (cb) : 0; \ 1032 req->callback = SvREFCNT_inc (cb); \
1005 req->type = (reqtype); \ 1033 req->type = (reqtype); \
1006 req->pri = req_pri 1034 req->pri = req_pri; \
1035 if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
1036 if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
1037 (void)0;
1007 1038
1008#define REQ_SEND \ 1039#define REQ_SEND \
1009 req_send (req) 1040 req_send (req)
1010 1041
1011#define SvPTR(var, arg, type, class, nullok) \ 1042#define SvPTR(var, arg, type, class, nullok) \
1018 } \ 1049 } \
1019 else if (sv_derived_from ((arg), # class)) \ 1050 else if (sv_derived_from ((arg), # class)) \
1020 { \ 1051 { \
1021 IV tmp = SvIV ((SV*) SvRV (arg)); \ 1052 IV tmp = SvIV ((SV*) SvRV (arg)); \
1022 (var) = INT2PTR (type, tmp); \ 1053 (var) = INT2PTR (type, tmp); \
1023 if (!var && nullok != 2) \ 1054 if (!var && nullok != 2) \
1024 croak (# var " is not a valid " # class " object anymore"); \ 1055 croak (# var " is not a valid " # class " object anymore"); \
1025 } \ 1056 } \
1026 else \ 1057 else \
1027 croak (# var " is not of type " # class); 1058 croak (# var " is not of type " # class);
1059
1060#define ARG_MUTABLE(name) \
1061 if (SvREADONLY (name)) \
1062 croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
1028 1063
1029static void 1064static void
1030ptr_nuke (SV *sv) 1065ptr_nuke (SV *sv)
1031{ 1066{
1032 assert (SvROK (sv)); 1067 assert (SvROK (sv));
1310 }; 1345 };
1311 1346
1312 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1347 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1313 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1348 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1314 1349
1350 prepare_cb = &PL_sv_undef;
1351
1315 { 1352 {
1316 /* we currently only allow version, minor-version and patchlevel to go up to 255 */ 1353 /* we currently only allow version, minor-version and patchlevel to go up to 255 */
1317 char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH }; 1354 char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1318 1355
1319 newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3)); 1356 newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
1457 RETVAL = started; 1494 RETVAL = started;
1458 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); 1495 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1459 OUTPUT: 1496 OUTPUT:
1460 RETVAL 1497 RETVAL
1461 1498
1462void 1499SV *
1463set_sync_prepare (SV *cb) 1500set_sync_prepare (SV *cb)
1464 PROTOTYPE: & 1501 PROTOTYPE: &
1465 CODE: 1502 CODE:
1466 SvREFCNT_dec (prepare_cb); 1503 RETVAL = prepare_cb;
1467 prepare_cb = newSVsv (cb); 1504 prepare_cb = newSVsv (cb);
1505 OUTPUT:
1506 RETVAL
1468 1507
1469char * 1508char *
1470strerror (int errorno = errno) 1509strerror (int errorno = errno)
1471 PROTOTYPE: ;$ 1510 PROTOTYPE: ;$
1472 CODE: 1511 CODE:
1500db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0) 1539db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
1501 PREINIT: 1540 PREINIT:
1502 CALLBACK 1541 CALLBACK
1503 CODE: 1542 CODE:
1504{ 1543{
1505 dREQ (REQ_ENV_OPEN); 1544 dREQ (REQ_ENV_OPEN, 1);
1506 req->env = env; 1545 req->env = env;
1507 req->uint1 = open_flags | DB_THREAD; 1546 req->uint1 = open_flags | DB_THREAD;
1508 req->int1 = mode; 1547 req->int1 = mode;
1509 req->buf1 = strdup_ornull (db_home); 1548 req->buf1 = strdup_ornull (db_home);
1510 REQ_SEND; 1549 REQ_SEND;
1514db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0) 1553db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
1515 PREINIT: 1554 PREINIT:
1516 CALLBACK 1555 CALLBACK
1517 CODE: 1556 CODE:
1518{ 1557{
1558 ptr_nuke (ST (0));
1519 dREQ (REQ_ENV_CLOSE); 1559 dREQ (REQ_ENV_CLOSE, 0);
1520 req->env = env; 1560 req->env = env;
1521 req->uint1 = flags; 1561 req->uint1 = flags;
1522 REQ_SEND; 1562 REQ_SEND;
1523 ptr_nuke (ST (0));
1524} 1563}
1525 1564
1526void 1565void
1527db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0) 1566db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
1528 PREINIT: 1567 PREINIT:
1529 CALLBACK 1568 CALLBACK
1530 CODE: 1569 CODE:
1531{ 1570{
1532 dREQ (REQ_ENV_TXN_CHECKPOINT); 1571 dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1533 req->env = env; 1572 req->env = env;
1534 req->uint1 = kbyte; 1573 req->uint1 = kbyte;
1535 req->int1 = min; 1574 req->int1 = min;
1536 req->uint2 = flags; 1575 req->uint2 = flags;
1537 REQ_SEND; 1576 REQ_SEND;
1541db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0) 1580db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
1542 PREINIT: 1581 PREINIT:
1543 CALLBACK 1582 CALLBACK
1544 CODE: 1583 CODE:
1545{ 1584{
1546 dREQ (REQ_ENV_LOCK_DETECT); 1585 dREQ (REQ_ENV_LOCK_DETECT, 1);
1547 req->env = env; 1586 req->env = env;
1548 req->uint1 = flags; 1587 req->uint1 = flags;
1549 req->uint2 = atype; 1588 req->uint2 = atype;
1550 /* req->int2 = 0; dummy */ 1589 /* req->int2 = 0; dummy */
1551 REQ_SEND; 1590 REQ_SEND;
1555db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0) 1594db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
1556 PREINIT: 1595 PREINIT:
1557 CALLBACK 1596 CALLBACK
1558 CODE: 1597 CODE:
1559{ 1598{
1560 dREQ (REQ_ENV_MEMP_SYNC); 1599 dREQ (REQ_ENV_MEMP_SYNC, 1);
1561 req->env = env; 1600 req->env = env;
1562 REQ_SEND; 1601 REQ_SEND;
1563} 1602}
1564 1603
1565void 1604void
1566db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0) 1605db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
1567 PREINIT: 1606 PREINIT:
1568 CALLBACK 1607 CALLBACK
1569 CODE: 1608 CODE:
1570{ 1609{
1571 dREQ (REQ_ENV_MEMP_TRICKLE); 1610 dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1572 req->env = env; 1611 req->env = env;
1573 req->int1 = percent; 1612 req->int1 = percent;
1574 REQ_SEND; 1613 REQ_SEND;
1575} 1614}
1576 1615
1578db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0) 1617db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
1579 PREINIT: 1618 PREINIT:
1580 CALLBACK 1619 CALLBACK
1581 CODE: 1620 CODE:
1582{ 1621{
1583 dREQ (REQ_ENV_DBREMOVE); 1622 dREQ (REQ_ENV_DBREMOVE, 2);
1584 req->env = env; 1623 req->env = env;
1585 req->buf1 = strdup_ornull (file); 1624 req->buf1 = strdup_ornull (file);
1586 req->buf2 = strdup_ornull (database); 1625 req->buf2 = strdup_ornull (database);
1587 req->uint1 = flags; 1626 req->uint1 = flags;
1588 REQ_SEND; 1627 REQ_SEND;
1592db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0) 1631db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)
1593 PREINIT: 1632 PREINIT:
1594 CALLBACK 1633 CALLBACK
1595 CODE: 1634 CODE:
1596{ 1635{
1597 dREQ (REQ_ENV_DBRENAME); 1636 dREQ (REQ_ENV_DBRENAME, 2);
1598 req->env = env; 1637 req->env = env;
1599 req->buf1 = strdup_ornull (file); 1638 req->buf1 = strdup_ornull (file);
1600 req->buf2 = strdup_ornull (database); 1639 req->buf2 = strdup_ornull (database);
1601 req->buf3 = strdup_ornull (newname); 1640 req->buf3 = strdup_ornull (newname);
1602 req->uint1 = flags; 1641 req->uint1 = flags;
1621db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0) 1660db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
1622 PREINIT: 1661 PREINIT:
1623 CALLBACK 1662 CALLBACK
1624 CODE: 1663 CODE:
1625{ 1664{
1626 dREQ (REQ_DB_OPEN); 1665 dREQ (REQ_DB_OPEN, 2);
1627 req->db = db; 1666 req->db = db;
1628 req->txn = txnid; 1667 req->txn = txnid;
1629 req->buf1 = strdup_ornull (file); 1668 req->buf1 = strdup_ornull (file);
1630 req->buf2 = strdup_ornull (database); 1669 req->buf2 = strdup_ornull (database);
1631 req->int1 = type; 1670 req->int1 = type;
1638db_close (DB *db, U32 flags = 0, SV *callback = 0) 1677db_close (DB *db, U32 flags = 0, SV *callback = 0)
1639 PREINIT: 1678 PREINIT:
1640 CALLBACK 1679 CALLBACK
1641 CODE: 1680 CODE:
1642{ 1681{
1682 ptr_nuke (ST (0));
1643 dREQ (REQ_DB_CLOSE); 1683 dREQ (REQ_DB_CLOSE, 0);
1644 req->db = db; 1684 req->db = db;
1645 req->uint1 = flags; 1685 req->uint1 = flags;
1646 req->sv1 = (SV *)db->app_private; 1686 req->sv1 = (SV *)db->app_private;
1647 REQ_SEND; 1687 REQ_SEND;
1648 ptr_nuke (ST (0));
1649} 1688}
1650 1689
1651#if DB_VERSION_MINOR >= 4 1690#if DB_VERSION_MINOR >= 4
1652 1691
1653void 1692void
1654db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = 0) 1693db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = 0)
1655 PREINIT: 1694 PREINIT:
1656 CALLBACK 1695 CALLBACK
1657 CODE: 1696 CODE:
1658{ 1697{
1659 dREQ (REQ_DB_COMPACT); 1698 dREQ (REQ_DB_COMPACT, 2);
1660 req->db = db; 1699 req->db = db;
1661 req->txn = txn; 1700 req->txn = txn;
1662 sv_to_dbt (&req->dbt1, start); 1701 sv_to_dbt (&req->dbt1, start);
1663 sv_to_dbt (&req->dbt2, stop); 1702 sv_to_dbt (&req->dbt2, stop);
1664 req->uint1 = flags; 1703 req->uint1 = flags;
1671db_sync (DB *db, U32 flags = 0, SV *callback = 0) 1710db_sync (DB *db, U32 flags = 0, SV *callback = 0)
1672 PREINIT: 1711 PREINIT:
1673 CALLBACK 1712 CALLBACK
1674 CODE: 1713 CODE:
1675{ 1714{
1676 dREQ (REQ_DB_SYNC); 1715 dREQ (REQ_DB_SYNC, 1);
1677 req->db = db; 1716 req->db = db;
1678 req->uint1 = flags; 1717 req->uint1 = flags;
1679 REQ_SEND; 1718 REQ_SEND;
1680} 1719}
1681 1720
1683db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0) 1722db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
1684 PREINIT: 1723 PREINIT:
1685 CALLBACK 1724 CALLBACK
1686 CODE: 1725 CODE:
1687{ 1726{
1688 dREQ (REQ_DB_SYNC); 1727 dREQ (REQ_DB_SYNC, 1);
1689 req->db = db; 1728 req->db = db;
1690 req->buf1 = strdup (file); 1729 req->buf1 = strdup (file);
1691 req->uint1 = flags; 1730 req->uint1 = flags;
1692 REQ_SEND; 1731 REQ_SEND;
1693} 1732}
1694 1733
1695void 1734void
1696db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0) 1735db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
1697 PREINIT: 1736 PREINIT:
1698 CALLBACK 1737 CALLBACK
1699 CODE: 1738 CODE:
1700{ 1739{
1701 dREQ (REQ_DB_KEY_RANGE); 1740 dREQ (REQ_DB_KEY_RANGE, 2);
1702 req->db = db; 1741 req->db = db;
1703 req->txn = txn; 1742 req->txn = txn;
1704 sv_to_dbt (&req->dbt1, key); 1743 sv_to_dbt (&req->dbt1, key);
1705 req->uint1 = flags; 1744 req->uint1 = flags;
1706 req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range); 1745 req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1711db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0) 1750db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1712 PREINIT: 1751 PREINIT:
1713 CALLBACK 1752 CALLBACK
1714 CODE: 1753 CODE:
1715{ 1754{
1716 dREQ (REQ_DB_PUT); 1755 dREQ (REQ_DB_PUT, 2);
1717 req->db = db; 1756 req->db = db;
1718 req->txn = txn; 1757 req->txn = txn;
1719 sv_to_dbt (&req->dbt1, key); 1758 sv_to_dbt (&req->dbt1, key);
1720 sv_to_dbt (&req->dbt2, data); 1759 sv_to_dbt (&req->dbt2, data);
1721 req->uint1 = flags; 1760 req->uint1 = flags;
1728db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0) 1767db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1729 PREINIT: 1768 PREINIT:
1730 CALLBACK 1769 CALLBACK
1731 CODE: 1770 CODE:
1732{ 1771{
1733 dREQ (REQ_DB_EXISTS); 1772 dREQ (REQ_DB_EXISTS, 2);
1734 req->db = db; 1773 req->db = db;
1735 req->txn = txn; 1774 req->txn = txn;
1736 req->uint1 = flags; 1775 req->uint1 = flags;
1737 sv_to_dbt (&req->dbt1, key); 1776 sv_to_dbt (&req->dbt1, key);
1738 REQ_SEND; 1777 REQ_SEND;
1739} 1778}
1740 1779
1741#endif 1780#endif
1742 1781
1743void 1782void
1744db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0) 1783db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1745 PREINIT: 1784 PREINIT:
1746 CALLBACK 1785 CALLBACK
1747 CODE: 1786 CODE:
1748 if (SvREADONLY (data))
1749 croak ("can't modify read-only data scalar in db_get");
1750{ 1787{
1788 //TODO: key is somtimesmutable
1751 dREQ (REQ_DB_GET); 1789 dREQ (REQ_DB_GET, 2);
1752 req->db = db; 1790 req->db = db;
1753 req->txn = txn; 1791 req->txn = txn;
1754 req->uint1 = flags; 1792 req->uint1 = flags;
1755 sv_to_dbt (&req->dbt1, key); 1793 sv_to_dbt (&req->dbt1, key);
1756 req->dbt3.flags = DB_DBT_MALLOC; 1794 req->dbt3.flags = DB_DBT_MALLOC;
1757 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 1795 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1758 REQ_SEND; 1796 REQ_SEND;
1759} 1797}
1760 1798
1761void 1799void
1762db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0) 1800db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1763 PREINIT: 1801 PREINIT:
1764 CALLBACK 1802 CALLBACK
1765 CODE: 1803 CODE:
1766 if (SvREADONLY (data))
1767 croak ("can't modify read-only data scalar in db_pget");
1768{ 1804{
1805 //TODO: key is somtimesmutable
1769 dREQ (REQ_DB_PGET); 1806 dREQ (REQ_DB_PGET, 2);
1807 req->db = db;
1808 req->txn = txn;
1809 req->uint1 = flags;
1810
1811 sv_to_dbt (&req->dbt1, key);
1812
1813 req->dbt2.flags = DB_DBT_MALLOC;
1814 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1815
1816 req->dbt3.flags = DB_DBT_MALLOC;
1817 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1818 REQ_SEND;
1819}
1820
1821void
1822db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1823 PREINIT:
1824 CALLBACK
1825 CODE:
1826{
1827 dREQ (REQ_DB_DEL, 2);
1770 req->db = db; 1828 req->db = db;
1771 req->txn = txn; 1829 req->txn = txn;
1772 req->uint1 = flags; 1830 req->uint1 = flags;
1773 sv_to_dbt (&req->dbt1, key); 1831 sv_to_dbt (&req->dbt1, key);
1774 sv_to_dbt (&req->dbt2, pkey);
1775 req->dbt3.flags = DB_DBT_MALLOC;
1776 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1777 REQ_SEND; 1832 REQ_SEND;
1778} 1833}
1779 1834
1780void 1835void
1781db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0) 1836db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1782 PREINIT: 1837 PREINIT:
1783 CALLBACK 1838 CALLBACK
1784 CODE: 1839 CODE:
1785{ 1840{
1786 dREQ (REQ_DB_DEL); 1841 ptr_nuke (ST (0));
1787 req->db = db; 1842 dREQ (REQ_TXN_COMMIT, 0);
1788 req->txn = txn; 1843 req->txn = txn;
1789 req->uint1 = flags; 1844 req->uint1 = flags;
1790 sv_to_dbt (&req->dbt1, key);
1791 REQ_SEND; 1845 REQ_SEND;
1792} 1846}
1793 1847
1794void 1848void
1849db_txn_abort (DB_TXN *txn, SV *callback = 0)
1850 PREINIT:
1851 CALLBACK
1852 CODE:
1853{
1854 ptr_nuke (ST (0));
1855 dREQ (REQ_TXN_ABORT, 0);
1856 req->txn = txn;
1857 REQ_SEND;
1858}
1859
1860void
1795db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0) 1861db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1796 PREINIT: 1862 PREINIT:
1797 CALLBACK 1863 CALLBACK
1798 CODE: 1864 CODE:
1799{ 1865{
1866 ptr_nuke (ST (0));
1800 dREQ (REQ_TXN_COMMIT); 1867 dREQ (REQ_TXN_FINISH, 0);
1801 req->txn = txn; 1868 req->txn = txn;
1802 req->uint1 = flags; 1869 req->uint1 = flags;
1803 REQ_SEND; 1870 REQ_SEND;
1871}
1872
1873void
1874db_c_close (DBC *dbc, SV *callback = 0)
1875 PREINIT:
1876 CALLBACK
1877 CODE:
1878{
1804 ptr_nuke (ST (0)); 1879 ptr_nuke (ST (0));
1805}
1806
1807void
1808db_txn_abort (DB_TXN *txn, SV *callback = 0)
1809 PREINIT:
1810 CALLBACK
1811 CODE:
1812{
1813 dREQ (REQ_TXN_ABORT);
1814 req->txn = txn;
1815 REQ_SEND;
1816 ptr_nuke (ST (0));
1817}
1818
1819void
1820db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1821 PREINIT:
1822 CALLBACK
1823 CODE:
1824{
1825 dREQ (REQ_TXN_FINISH);
1826 req->txn = txn;
1827 req->uint1 = flags;
1828 REQ_SEND;
1829 ptr_nuke (ST (0));
1830}
1831
1832void
1833db_c_close (DBC *dbc, SV *callback = 0)
1834 PREINIT:
1835 CALLBACK
1836 CODE:
1837{
1838 dREQ (REQ_C_CLOSE); 1880 dREQ (REQ_C_CLOSE, 0);
1839 req->dbc = dbc; 1881 req->dbc = dbc;
1840 REQ_SEND; 1882 REQ_SEND;
1841 ptr_nuke (ST (0));
1842} 1883}
1843 1884
1844void 1885void
1845db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0) 1886db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
1846 PREINIT: 1887 PREINIT:
1847 CALLBACK 1888 CALLBACK
1848 CODE: 1889 CODE:
1849{ 1890{
1850 dREQ (REQ_C_COUNT); 1891 dREQ (REQ_C_COUNT, 1);
1851 req->dbc = dbc; 1892 req->dbc = dbc;
1852 req->sv1 = SvREFCNT_inc (count); 1893 req->sv1 = SvREFCNT_inc (count);
1853 REQ_SEND; 1894 REQ_SEND;
1854} 1895}
1855 1896
1857db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0) 1898db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1858 PREINIT: 1899 PREINIT:
1859 CALLBACK 1900 CALLBACK
1860 CODE: 1901 CODE:
1861{ 1902{
1862 dREQ (REQ_C_PUT); 1903 dREQ (REQ_C_PUT, 1);
1863 req->dbc = dbc; 1904 req->dbc = dbc;
1864 sv_to_dbt (&req->dbt1, key); 1905 sv_to_dbt (&req->dbt1, key);
1865 sv_to_dbt (&req->dbt2, data); 1906 sv_to_dbt (&req->dbt2, data);
1866 req->uint1 = flags; 1907 req->uint1 = flags;
1867 REQ_SEND; 1908 REQ_SEND;
1868} 1909}
1869 1910
1870void 1911void
1871db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0) 1912db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1872 PREINIT: 1913 PREINIT:
1873 CALLBACK 1914 CALLBACK
1874 CODE: 1915 CODE:
1875{ 1916{
1917 if (flags & DB_OPFLAGS_MASK != DB_SET && SvREADONLY (key))
1918 croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
1919
1876 dREQ (REQ_C_GET); 1920 dREQ (REQ_C_GET, 1);
1877 req->dbc = dbc; 1921 req->dbc = dbc;
1878 req->uint1 = flags; 1922 req->uint1 = flags;
1879 if ((flags & DB_SET) == DB_SET 1923 if (flags & DB_OPFLAGS_MASK == DB_SET)
1880 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1881 sv_to_dbt (&req->dbt1, key); 1924 sv_to_dbt (&req->dbt1, key);
1882 else 1925 else
1926 {
1927 if (flags & DB_OPFLAGS_MASK == DB_SET_RANGE)
1928 sv_to_dbt (&req->dbt1, key);
1929 else
1883 req->dbt1.flags = DB_DBT_MALLOC; 1930 req->dbt1.flags = DB_DBT_MALLOC;
1884 1931
1885 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); 1932 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1933 }
1886 1934
1887 if ((flags & DB_GET_BOTH) == DB_GET_BOTH 1935 if (flags & DB_OPFLAGS_MASK == DB_GET_BOTH
1888 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE) 1936 || flags & DB_OPFLAGS_MASK == DB_GET_BOTH_RANGE)
1889 sv_to_dbt (&req->dbt3, data); 1937 sv_to_dbt (&req->dbt3, data);
1890 else 1938 else
1891 req->dbt3.flags = DB_DBT_MALLOC; 1939 req->dbt3.flags = DB_DBT_MALLOC;
1892 1940
1893 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 1941 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1894 REQ_SEND; 1942 REQ_SEND;
1895} 1943}
1896 1944
1897void 1945void
1898db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0) 1946db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1899 PREINIT: 1947 PREINIT:
1900 CALLBACK 1948 CALLBACK
1901 CODE: 1949 CODE:
1902{ 1950{
1951 if (flags & DB_OPFLAGS_MASK != DB_SET && SvREADONLY (key))
1952 croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
1953
1903 dREQ (REQ_C_PGET); 1954 dREQ (REQ_C_PGET, 1);
1904 req->dbc = dbc; 1955 req->dbc = dbc;
1905 req->uint1 = flags; 1956 req->uint1 = flags;
1906 if ((flags & DB_SET) == DB_SET 1957 if (flags & DB_OPFLAGS_MASK == DB_SET)
1907 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1908 sv_to_dbt (&req->dbt1, key); 1958 sv_to_dbt (&req->dbt1, key);
1909 else 1959 else
1960 {
1961 if (flags & DB_OPFLAGS_MASK == DB_SET_RANGE)
1962 sv_to_dbt (&req->dbt1, key);
1963 else
1910 req->dbt1.flags = DB_DBT_MALLOC; 1964 req->dbt1.flags = DB_DBT_MALLOC;
1911 1965
1912 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); 1966 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1967 }
1913 1968
1914 req->dbt2.flags = DB_DBT_MALLOC; 1969 req->dbt2.flags = DB_DBT_MALLOC;
1915 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey); 1970 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1916 1971
1917 if ((flags & DB_GET_BOTH) == DB_GET_BOTH 1972 if (flags & DB_OPFLAGS_MASK == DB_GET_BOTH
1918 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE) 1973 || flags & DB_OPFLAGS_MASK == DB_GET_BOTH_RANGE)
1919 sv_to_dbt (&req->dbt3, data); 1974 sv_to_dbt (&req->dbt3, data);
1920 else 1975 else
1921 req->dbt3.flags = DB_DBT_MALLOC; 1976 req->dbt3.flags = DB_DBT_MALLOC;
1922 1977
1923 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 1978 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1928db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0) 1983db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
1929 PREINIT: 1984 PREINIT:
1930 CALLBACK 1985 CALLBACK
1931 CODE: 1986 CODE:
1932{ 1987{
1933 dREQ (REQ_C_DEL); 1988 dREQ (REQ_C_DEL, 1);
1934 req->dbc = dbc; 1989 req->dbc = dbc;
1935 req->uint1 = flags; 1990 req->uint1 = flags;
1936 REQ_SEND; 1991 REQ_SEND;
1937} 1992}
1938 1993
1943db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0) 1998db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
1944 PREINIT: 1999 PREINIT:
1945 CALLBACK 2000 CALLBACK
1946 CODE: 2001 CODE:
1947{ 2002{
1948 dREQ (REQ_SEQ_OPEN); 2003 dREQ (REQ_SEQ_OPEN, 2);
1949 req->seq = seq; 2004 req->seq = seq;
1950 req->txn = txnid; 2005 req->txn = txnid;
1951 req->uint1 = flags | DB_THREAD; 2006 req->uint1 = flags | DB_THREAD;
1952 sv_to_dbt (&req->dbt1, key); 2007 sv_to_dbt (&req->dbt1, key);
1953 REQ_SEND; 2008 REQ_SEND;
1957db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0) 2012db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
1958 PREINIT: 2013 PREINIT:
1959 CALLBACK 2014 CALLBACK
1960 CODE: 2015 CODE:
1961{ 2016{
2017 ptr_nuke (ST (0));
1962 dREQ (REQ_SEQ_CLOSE); 2018 dREQ (REQ_SEQ_CLOSE, 0);
1963 req->seq = seq; 2019 req->seq = seq;
1964 req->uint1 = flags; 2020 req->uint1 = flags;
1965 REQ_SEND; 2021 REQ_SEND;
1966 ptr_nuke (ST (0));
1967} 2022}
1968 2023
1969void 2024void
1970db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0) 2025db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
1971 PREINIT: 2026 PREINIT:
1972 CALLBACK 2027 CALLBACK
1973 CODE: 2028 CODE:
1974{ 2029{
1975 dREQ (REQ_SEQ_GET); 2030 dREQ (REQ_SEQ_GET, 2);
1976 req->seq = seq; 2031 req->seq = seq;
1977 req->txn = txnid; 2032 req->txn = txnid;
1978 req->int1 = delta; 2033 req->int1 = delta;
1979 req->uint1 = flags; 2034 req->uint1 = flags;
1980 req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value); 2035 req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1985db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0) 2040db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
1986 PREINIT: 2041 PREINIT:
1987 CALLBACK 2042 CALLBACK
1988 CODE: 2043 CODE:
1989{ 2044{
1990 dREQ (REQ_SEQ_REMOVE); 2045 dREQ (REQ_SEQ_REMOVE, 2);
1991 req->seq = seq; 2046 req->seq = seq;
1992 req->txn = txnid; 2047 req->txn = txnid;
1993 req->uint1 = flags; 2048 req->uint1 = flags;
1994 REQ_SEND; 2049 REQ_SEND;
1995} 2050}

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