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Comparing BDB/BDB.xs (file contents):
Revision 1.52 by root, Thu Sep 25 13:44:44 2008 UTC vs.
Revision 1.81 by root, Tue Feb 2 04:28:06 2016 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
32# include <unistd.h> 31# include <unistd.h>
33#endif 32#endif
34 33
35#include <db.h> 34#include <db.h>
36 35
37#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3) 36#define DBVER DB_VERSION_MAJOR * 100 + DB_VERSION_MINOR
37
38#if DBVER < 403
38# error you need Berkeley DB 4.3 or a newer 4.x version installed 39# error you need Berkeley DB 4.3 or a newer version installed
39#endif 40#endif
40 41
41/* number of seconds after which idle threads exit */ 42/* number of seconds after which idle threads exit */
42#define IDLE_TIMEOUT 10 43#define IDLE_TIMEOUT 10
44
45typedef SV SV_mutable;
43 46
44typedef DB_ENV DB_ENV_ornull; 47typedef DB_ENV DB_ENV_ornull;
45typedef DB_TXN DB_TXN_ornull; 48typedef DB_TXN DB_TXN_ornull;
46typedef DBC DBC_ornull; 49typedef DBC DBC_ornull;
47typedef DB DB_ornull; 50typedef DB DB_ornull;
49typedef DB_ENV DB_ENV_ornuked; 52typedef DB_ENV DB_ENV_ornuked;
50typedef DB_TXN DB_TXN_ornuked; 53typedef DB_TXN DB_TXN_ornuked;
51typedef DBC DBC_ornuked; 54typedef DBC DBC_ornuked;
52typedef DB DB_ornuked; 55typedef DB DB_ornuked;
53 56
54#if DB_VERSION_MINOR >= 3 57#if DBVER >= 403
55typedef DB_SEQUENCE DB_SEQUENCE_ornull; 58typedef DB_SEQUENCE DB_SEQUENCE_ornull;
56typedef DB_SEQUENCE DB_SEQUENCE_ornuked; 59typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
57#endif 60#endif
58 61
59typedef SV SV8; /* byte-sv, used for argument-checking */
60typedef char *bdb_filename; 62typedef char *bdb_filename;
61 63
62static SV *prepare_cb; 64static SV *prepare_cb;
63 65
64#if DB_VERSION_MINOR >= 6 66static HV
67 *bdb_stash,
68 *bdb_env_stash,
69 *bdb_txn_stash,
70 *bdb_cursor_stash,
71 *bdb_db_stash,
72 *bdb_sequence_stash;
73
74#if DBVER >= 406
65# define c_close close 75# define c_close close
66# define c_count count 76# define c_count count
67# define c_del del 77# define c_del del
68# define c_dup dup 78# define c_dup dup
69# define c_get get 79# define c_get get
135dbt_to_sv (SV *sv, DBT *dbt) 145dbt_to_sv (SV *sv, DBT *dbt)
136{ 146{
137 if (sv) 147 if (sv)
138 { 148 {
139 SvREADONLY_off (sv); 149 SvREADONLY_off (sv);
140 sv_setsv_mg (sv, dbt->data ? newSVpvn (dbt->data, dbt->size) : &PL_sv_undef); 150
151 if (dbt->data)
152 sv_setpvn_mg (sv, dbt->data, dbt->size);
153 else
154 sv_setsv_mg (sv, &PL_sv_undef);
155
141 SvREFCNT_dec (sv); 156 SvREFCNT_dec (sv);
142 } 157 }
143 158
144 //assert (dbt->flags & DBT_MALLOC || !dbt->data);
145 free (dbt->data); 159 free (dbt->data);
146} 160}
147 161
148enum { 162enum {
149 REQ_QUIT, 163 REQ_QUIT,
150 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT, 164 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, 165 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
166 REQ_ENV_LOG_ARCHIVE, REQ_ENV_LSN_RESET, REQ_ENV_FILEID_RESET,
152 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE, 167 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, 168 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, 169 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, 170 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, 171 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
157}; 172};
173 char *buf1, *buf2, *buf3; 188 char *buf1, *buf2, *buf3;
174 SV *sv1, *sv2, *sv3; 189 SV *sv1, *sv2, *sv3;
175 190
176 DBT dbt1, dbt2, dbt3; 191 DBT dbt1, dbt2, dbt3;
177 DB_KEY_RANGE key_range; 192 DB_KEY_RANGE key_range;
178#if DB_VERSION_MINOR >= 3 193#if DBVER >= 403
179 DB_SEQUENCE *seq; 194 DB_SEQUENCE *seq;
180 db_seq_t seq_t; 195 db_seq_t seq_t;
181#endif 196#endif
182 197
183 SV *rsv1, *rsv2; // keep some request objects alive 198 SV *rsv1, *rsv2; // keep some request objects alive
211static int next_pri = DEFAULT_PRI + PRI_BIAS; 226static int next_pri = DEFAULT_PRI + PRI_BIAS;
212 227
213static unsigned int started, idle, wanted; 228static unsigned int started, idle, wanted;
214 229
215/* worker threads management */ 230/* worker threads management */
216static mutex_t wrklock = X_MUTEX_INIT; 231static xmutex_t wrklock = X_MUTEX_INIT;
217 232
218typedef struct worker { 233typedef struct worker {
219 /* locked by wrklock */ 234 /* locked by wrklock */
220 struct worker *prev, *next; 235 struct worker *prev, *next;
221 236
222 thread_t tid; 237 xthread_t tid;
223 238
224 /* locked by reslock, reqlock or wrklock */ 239 /* locked by reslock, reqlock or wrklock */
225 bdb_req req; /* currently processed request */ 240 bdb_req req; /* currently processed request */
226 void *dbuf; 241 void *dbuf;
227 DIR *dirp; 242 DIR *dirp;
242} 257}
243 258
244static volatile unsigned int nreqs, nready, npending; 259static volatile unsigned int nreqs, nready, npending;
245static volatile unsigned int max_idle = 4; 260static volatile unsigned int max_idle = 4;
246static volatile unsigned int max_outstanding = 0xffffffff; 261static volatile unsigned int max_outstanding = 0xffffffff;
247static int respipe_osf [2], respipe [2] = { -1, -1 }; 262static s_epipe respipe;
248 263
249static mutex_t reslock = X_MUTEX_INIT; 264static xmutex_t reslock = X_MUTEX_INIT;
250static mutex_t reqlock = X_MUTEX_INIT; 265static xmutex_t reqlock = X_MUTEX_INIT;
251static cond_t reqwait = X_COND_INIT; 266static xcond_t reqwait = X_COND_INIT;
252 267
253#if WORDACCESS_UNSAFE 268#if WORDACCESS_UNSAFE
254 269
255static unsigned int get_nready (void) 270static unsigned int get_nready (void)
256{ 271{
347 abort (); 362 abort ();
348} 363}
349 364
350static int poll_cb (void); 365static int poll_cb (void);
351static void req_free (bdb_req req); 366static void req_free (bdb_req req);
352static void req_cancel (bdb_req req);
353 367
354static int req_invoke (bdb_req req) 368static int req_invoke (bdb_req req)
355{ 369{
356 dSP; 370 switch (req->type)
371 {
372 case REQ_DB_CLOSE:
373 SvREFCNT_dec (req->sv1);
374 break;
375
376 case REQ_DB_GET:
377 case REQ_DB_PGET:
378 case REQ_C_GET:
379 case REQ_C_PGET:
380 case REQ_DB_PUT:
381 case REQ_C_PUT:
382 dbt_to_sv (req->sv1, &req->dbt1);
383 dbt_to_sv (req->sv2, &req->dbt2);
384 dbt_to_sv (req->sv3, &req->dbt3);
385 break;
386
387 case REQ_DB_KEY_RANGE:
388 {
389 AV *av = newAV ();
390
391 av_push (av, newSVnv (req->key_range.less));
392 av_push (av, newSVnv (req->key_range.equal));
393 av_push (av, newSVnv (req->key_range.greater));
394
395 av = (AV *)newRV_noinc ((SV *)av);
396
397 SvREADONLY_off (req->sv1);
398 sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
399 SvREFCNT_dec (av);
400 SvREFCNT_dec (req->sv1);
401 }
402 break;
403
404#if DBVER >= 403
405 case REQ_SEQ_GET:
406 SvREADONLY_off (req->sv1);
407
408 if (sizeof (IV) > 4)
409 sv_setiv_mg (req->sv1, (IV)req->seq_t);
410 else
411 sv_setnv_mg (req->sv1, (NV)req->seq_t);
412
413 SvREFCNT_dec (req->sv1);
414 break;
415#endif
416
417 case REQ_ENV_LOG_ARCHIVE:
418 {
419 AV *av = newAV ();
420 char **listp = (char **)req->buf1;
421
422 if (listp)
423 while (*listp)
424 av_push (av, newSVpv (*listp, 0)), ++listp;
425
426 av = (AV *)newRV_noinc ((SV *)av);
427
428 SvREADONLY_off (req->sv1);
429 sv_setsv_mg (req->sv1, (SV *)av);
430 SvREFCNT_dec (av);
431 SvREFCNT_dec (req->sv1);
432 }
433 break;
434 }
435
436 errno = req->result;
357 437
358 if (req->callback) 438 if (req->callback)
359 { 439 {
440 dSP;
441
360 ENTER; 442 ENTER;
361 SAVETMPS; 443 SAVETMPS;
362 PUSHMARK (SP); 444 PUSHMARK (SP);
363 445
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; 446 PUTBACK;
419 call_sv (req->callback, G_VOID | G_EVAL); 447 call_sv (req->callback, G_VOID | G_EVAL);
420 SPAGAIN; 448 SPAGAIN;
421 449
422 FREETMPS; 450 FREETMPS;
423 LEAVE; 451 LEAVE;
452
453 return !SvTRUE (ERRSV);
424 } 454 }
425 455
426 return !SvTRUE (ERRSV); 456 return 1;
427} 457}
428 458
429static void req_free (bdb_req req) 459static void req_free (bdb_req req)
430{ 460{
431 SvREFCNT_dec (req->callback); 461 SvREFCNT_dec (req->callback);
438 free (req->buf3); 468 free (req->buf3);
439 469
440 Safefree (req); 470 Safefree (req);
441} 471}
442 472
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 473static void
450create_respipe (void) 474create_respipe (void)
451{ 475{
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)) 476 if (s_epipe_renew (&respipe))
464#endif 477 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} 478}
489 479
480static void bdb_request (bdb_req req);
490X_THREAD_PROC (bdb_proc); 481X_THREAD_PROC (bdb_proc);
491 482
492static void start_thread (void) 483static void start_thread (void)
493{ 484{
494 worker *wrk = calloc (1, sizeof (worker)); 485 worker *wrk = calloc (1, sizeof (worker));
495 486
496 if (!wrk) 487 if (!wrk)
497 croak ("unable to allocate worker thread data"); 488 croak ("unable to allocate worker thread data");
498 489
499 X_LOCK (wrklock); 490 X_LOCK (wrklock);
500 if (thread_create (&wrk->tid, bdb_proc, (void *)wrk)) 491 if (xthread_create (&wrk->tid, bdb_proc, (void *)wrk))
501 { 492 {
502 wrk->prev = &wrk_first; 493 wrk->prev = &wrk_first;
503 wrk->next = wrk_first.next; 494 wrk->next = wrk_first.next;
504 wrk_first.next->prev = wrk; 495 wrk_first.next->prev = wrk;
505 wrk_first.next = wrk; 496 wrk_first.next = wrk;
541 } 532 }
542 533
543 // synthesize callback if none given 534 // synthesize callback if none given
544 if (!req->callback) 535 if (!req->callback)
545 { 536 {
537 if (SvOK (prepare_cb))
538 {
546 int count; 539 int count;
547 540
548 dSP; 541 dSP;
549 PUSHMARK (SP); 542 PUSHMARK (SP);
550 PUTBACK; 543 PUTBACK;
551 count = call_sv (prepare_cb, G_ARRAY); 544 count = call_sv (prepare_cb, G_ARRAY);
552 SPAGAIN; 545 SPAGAIN;
553 546
554 if (count != 2) 547 if (count != 2)
555 croak ("prepare callback must return exactly two values\n"); 548 croak ("sync prepare callback must return exactly two values\n");
556 549
557 wait_callback = POPs; 550 wait_callback = POPs;
558 req->callback = SvREFCNT_inc (POPs); 551 req->callback = SvREFCNT_inc (POPs);
552 }
553 else
554 {
555 // execute request synchronously
556 bdb_request (req);
557 req_invoke (req);
558 req_free (req);
559 return;
560 }
559 } 561 }
560 562
561 ++nreqs; 563 ++nreqs;
562 564
563 X_LOCK (reqlock); 565 X_LOCK (reqlock);
616 end_thread (); 618 end_thread ();
617} 619}
618 620
619static void poll_wait (void) 621static void poll_wait (void)
620{ 622{
621 fd_set rfd;
622
623 while (nreqs) 623 while (nreqs)
624 { 624 {
625 int size; 625 int size;
626 if (WORDACCESS_UNSAFE) X_LOCK (reslock); 626 if (WORDACCESS_UNSAFE) X_LOCK (reslock);
627 size = res_queue.size; 627 size = res_queue.size;
630 if (size) 630 if (size)
631 return; 631 return;
632 632
633 maybe_start_thread (); 633 maybe_start_thread ();
634 634
635 FD_ZERO (&rfd); 635 s_epipe_wait (&respipe);
636 FD_SET (respipe [0], &rfd);
637
638 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
639 } 636 }
640} 637}
641 638
642static int poll_cb (void) 639static int poll_cb (void)
643{ 640{
663 if (req) 660 if (req)
664 { 661 {
665 --npending; 662 --npending;
666 663
667 if (!res_queue.size) 664 if (!res_queue.size)
668 {
669 /* read any signals sent by the worker threads */ 665 /* read any signals sent by the worker threads */
670 char buf [4]; 666 s_epipe_drain (&respipe);
671 while (respipe_read (respipe [0], buf, 4) == 4)
672 ;
673 }
674 } 667 }
675 668
676 X_UNLOCK (reslock); 669 X_UNLOCK (reslock);
677 670
678 if (!req) 671 if (!req)
758 751
759 case REQ_DB_CLOSE: 752 case REQ_DB_CLOSE:
760 req->result = req->db->close (req->db, req->uint1); 753 req->result = req->db->close (req->db, req->uint1);
761 break; 754 break;
762 755
763#if DB_VERSION_MINOR >= 4 756#if DBVER >= 404
764 case REQ_DB_COMPACT: 757 case REQ_DB_COMPACT:
765 req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0); 758 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);
766 break; 759 break;
767#endif 760#endif
768 761
769 case REQ_DB_SYNC: 762 case REQ_DB_SYNC:
770 req->result = req->db->sync (req->db, req->uint1); 763 req->result = req->db->sync (req->db, req->uint1);
771 break; 764 break;
772 765
766 case REQ_DB_VERIFY:
767 req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
768 break;
769
773 case REQ_DB_UPGRADE: 770 case REQ_DB_UPGRADE:
774 req->result = req->db->upgrade (req->db, req->buf1, req->uint1); 771 req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
775 break; 772 break;
776 773
777 case REQ_DB_PUT: 774 case REQ_DB_PUT:
778 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1); 775 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
779 break; 776 break;
780 777
781#if DB_VERSION_MINOR >= 6 778#if DBVER >= 406
782 case REQ_DB_EXISTS: 779 case REQ_DB_EXISTS:
783 req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1); 780 req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
784 break; 781 break;
785#endif 782#endif
786 case REQ_DB_GET: 783 case REQ_DB_GET:
844 841
845 case REQ_C_DEL: 842 case REQ_C_DEL:
846 req->result = req->dbc->c_del (req->dbc, req->uint1); 843 req->result = req->dbc->c_del (req->dbc, req->uint1);
847 break; 844 break;
848 845
849#if DB_VERSION_MINOR >= 3 846#if DBVER >= 403
850 case REQ_SEQ_OPEN: 847 case REQ_SEQ_OPEN:
851 req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1); 848 req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
852 break; 849 break;
853 850
854 case REQ_SEQ_CLOSE: 851 case REQ_SEQ_CLOSE:
861 858
862 case REQ_SEQ_REMOVE: 859 case REQ_SEQ_REMOVE:
863 req->result = req->seq->remove (req->seq, req->txn, req->uint1); 860 req->result = req->seq->remove (req->seq, req->txn, req->uint1);
864 break; 861 break;
865#endif 862#endif
863
864#if DBVER >= 407
865 case REQ_ENV_LSN_RESET:
866 req->result = req->env->lsn_reset (req->env, req->buf1, req->uint1);
867 break;
868
869 case REQ_ENV_FILEID_RESET:
870 req->result = req->env->fileid_reset (req->env, req->buf1, req->uint1);
871 break;
872#endif
873
874 case REQ_ENV_LOG_ARCHIVE:
875 {
876 char **listp = 0; /* DB_ARCH_REMOVE does not touch listp, contrary to docs */
877 req->result = req->env->log_archive (req->env, &listp, req->uint1);
878 req->buf1 = (char *)listp;
879 }
880 break;
866 881
867 default: 882 default:
868 req->result = ENOSYS; 883 req->result = ENOSYS;
869 break; 884 break;
870 } 885 }
882 /* try to distribute timeouts somewhat evenly */ 897 /* try to distribute timeouts somewhat evenly */
883 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); 898 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
884 899
885 for (;;) 900 for (;;)
886 { 901 {
887 ts.tv_sec = time (0) + IDLE_TIMEOUT; 902 ts.tv_sec = time (0) + IDLE_TIMEOUT;
888 903
889 X_LOCK (reqlock); 904 X_LOCK (reqlock);
890 905
891 for (;;) 906 for (;;)
892 { 907 {
937 X_LOCK (reslock); 952 X_LOCK (reslock);
938 953
939 ++npending; 954 ++npending;
940 955
941 if (!reqq_push (&res_queue, req)) 956 if (!reqq_push (&res_queue, req))
942 /* write a dummy byte to the pipe so fh becomes ready */ 957 s_epipe_signal (&respipe);
943 respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
944 958
945 self->req = 0; 959 self->req = 0;
946 worker_clear (self); 960 worker_clear (self);
947 961
948 X_UNLOCK (reslock); 962 X_UNLOCK (reslock);
1010 next_pri = DEFAULT_PRI + PRI_BIAS; \ 1024 next_pri = DEFAULT_PRI + PRI_BIAS; \
1011 \ 1025 \
1012 if (callback && SvOK (callback)) \ 1026 if (callback && SvOK (callback)) \
1013 croak ("callback has illegal type or extra arguments"); \ 1027 croak ("callback has illegal type or extra arguments"); \
1014 \ 1028 \
1015 Newz (0, req, 1, bdb_cb); \ 1029 Newz (0, req, 1, bdb_cb); \
1016 if (!req) \ 1030 if (!req) \
1017 croak ("out of memory during bdb_req allocation"); \ 1031 croak ("out of memory during bdb_req allocation"); \
1018 \ 1032 \
1019 req->callback = SvREFCNT_inc (cb); \ 1033 req->callback = SvREFCNT_inc (cb); \
1020 req->type = (reqtype); \ 1034 req->type = (reqtype); \
1021 req->pri = req_pri; \ 1035 req->pri = req_pri; \
1022 if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \ 1036 if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
1023 if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \ 1037 if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
1024 (void)0; 1038 (void)0;
1025 1039
1026#define REQ_SEND \ 1040#define REQ_SEND \
1027 req_send (req) 1041 req_send (req)
1028 1042
1029#define SvPTR(var, arg, type, class, nullok) \ 1043#define SvPTR(var, arg, type, stash, class, nullok) \
1030 if (!SvOK (arg)) \ 1044 if (!SvOK (arg)) \
1031 { \ 1045 { \
1032 if (nullok != 1) \ 1046 if (nullok != 1) \
1033 croak (# var " must be a " # class " object, not undef"); \ 1047 croak (# var " must be a " # class " object, not undef"); \
1034 \ 1048 \
1035 (var) = 0; \ 1049 (var) = 0; \
1036 } \ 1050 } \
1037 else if (sv_derived_from ((arg), # class)) \ 1051 else if (SvSTASH (SvRV (arg)) == stash || sv_derived_from ((arg), # class)) \
1038 { \ 1052 { \
1039 IV tmp = SvIV ((SV*) SvRV (arg)); \ 1053 IV tmp = SvIV ((SV*) SvRV (arg)); \
1040 (var) = INT2PTR (type, tmp); \ 1054 (var) = INT2PTR (type, tmp); \
1041 if (!var && nullok != 2) \ 1055 if (!var && nullok != 2) \
1042 croak (# var " is not a valid " # class " object anymore"); \ 1056 croak (# var " is not a valid " # class " object anymore"); \
1043 } \ 1057 } \
1044 else \ 1058 else \
1045 croak (# var " is not of type " # class); 1059 croak (# var " is not of type " # class);
1060
1061#define ARG_MUTABLE(name) \
1062 if (SvREADONLY (name)) \
1063 croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
1064
1065static SV *
1066newSVptr (void *ptr, HV *stash)
1067{
1068 SV *rv = NEWSV (0, 0);
1069 sv_upgrade (rv, SVt_PVMG);
1070 sv_setiv (rv, PTR2IV (ptr));
1071
1072 return sv_bless (newRV_noinc (rv), stash);
1073}
1046 1074
1047static void 1075static void
1048ptr_nuke (SV *sv) 1076ptr_nuke (SV *sv)
1049{ 1077{
1050 assert (SvROK (sv)); 1078 assert (SvROK (sv));
1121 } 1149 }
1122 1150
1123 return 0; 1151 return 0;
1124} 1152}
1125 1153
1154/*****************************************************************************/
1155
1156#if 0
1157static int
1158bt_pfxc_compare (DB *db, const DBT *dbt1, const DBT *dbt2)
1159{
1160 ssize_t size1 = dbt1->size;
1161 ssize_t size2 = dbt2->size;
1162 int res = memcmp ((void *)dbt1->data, (void *)dbt2->data,
1163 size1 <= size2 ? size1 : size2);
1164
1165 if (res)
1166 return res;
1167 else if (size1 - size2)
1168 return size1 - size2;
1169 else
1170 return 0;
1171}
1172
1173static size_t
1174bt_pfxc_prefix_x (DB *db, const DBT *dbt1, const DBT *dbt2)
1175{
1176 ssize_t size1 = dbt1->size;
1177 ssize_t size2 = dbt2->size;
1178 u_int8_t *p1 = (u_int8_t *)dbt1->data;
1179 u_int8_t *p2 = (u_int8_t *)dbt2->data;
1180 u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
1181
1182 while (p1 < pe)
1183 if (*p1++ != *p2++)
1184 return p1 - (u_int8_t *)dbt1->data - 1;
1185
1186 if (size1 < size2) return size1 + 1;
1187 if (size1 > size2) return size2 + 1;
1188
1189 return size1;
1190}
1191#endif
1192
1193/*****************************************************************************/
1194
1126/* stupid windoes defined CALLBACK as well */ 1195/* stupid windows defines CALLBACK as well */
1127#undef CALLBACK 1196#undef CALLBACK
1128#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1)); 1197#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1129 1198
1130MODULE = BDB PACKAGE = BDB 1199MODULE = BDB PACKAGE = BDB
1131 1200
1132PROTOTYPES: ENABLE 1201PROTOTYPES: ENABLE
1133 1202
1134BOOT: 1203BOOT:
1135{ 1204{
1136 HV *stash = gv_stashpv ("BDB", 1);
1137
1138 static const struct { 1205 static const struct {
1139 const char *name; 1206 const char *name;
1140 IV iv; 1207 IV iv;
1141 } *civ, const_iv[] = { 1208 } *civ, const_iv[] = {
1142#define const_iv(name) { # name, (IV)DB_ ## name }, 1209#define const_iv(name) { # name, (IV)DB_ ## name },
1210#if DBVER <= 408
1143 const_iv (RPCCLIENT) 1211 const_iv (RPCCLIENT)
1212#endif
1144 const_iv (INIT_CDB) 1213 const_iv (INIT_CDB)
1145 const_iv (INIT_LOCK) 1214 const_iv (INIT_LOCK)
1146 const_iv (INIT_LOG) 1215 const_iv (INIT_LOG)
1147 const_iv (INIT_MPOOL) 1216 const_iv (INIT_MPOOL)
1148 const_iv (INIT_REP) 1217 const_iv (INIT_REP)
1171 const_iv (TXN_NOT_DURABLE) 1240 const_iv (TXN_NOT_DURABLE)
1172 const_iv (TXN_WRITE_NOSYNC) 1241 const_iv (TXN_WRITE_NOSYNC)
1173 const_iv (WRITECURSOR) 1242 const_iv (WRITECURSOR)
1174 const_iv (YIELDCPU) 1243 const_iv (YIELDCPU)
1175 const_iv (ENCRYPT_AES) 1244 const_iv (ENCRYPT_AES)
1245#if DBVER < 408
1176 const_iv (XA_CREATE) 1246 const_iv (XA_CREATE)
1247#endif
1177 const_iv (BTREE) 1248 const_iv (BTREE)
1178 const_iv (HASH) 1249 const_iv (HASH)
1179 const_iv (QUEUE) 1250 const_iv (QUEUE)
1180 const_iv (RECNO) 1251 const_iv (RECNO)
1181 const_iv (UNKNOWN) 1252 const_iv (UNKNOWN)
1184 const_iv (NOSYNC) 1255 const_iv (NOSYNC)
1185 const_iv (CHKSUM) 1256 const_iv (CHKSUM)
1186 const_iv (ENCRYPT) 1257 const_iv (ENCRYPT)
1187 const_iv (DUP) 1258 const_iv (DUP)
1188 const_iv (DUPSORT) 1259 const_iv (DUPSORT)
1189 const_iv (RECNUM) 1260 //const_iv (RECNUM)
1190 const_iv (RENUMBER) 1261 const_iv (RENUMBER)
1191 const_iv (REVSPLITOFF) 1262 const_iv (REVSPLITOFF)
1192 const_iv (CONSUME) 1263 const_iv (CONSUME)
1193 const_iv (CONSUME_WAIT) 1264 const_iv (CONSUME_WAIT)
1194 const_iv (GET_BOTH) 1265 const_iv (GET_BOTH)
1245 const_iv (LOCK_OLDEST) 1316 const_iv (LOCK_OLDEST)
1246 const_iv (LOCK_RANDOM) 1317 const_iv (LOCK_RANDOM)
1247 const_iv (LOCK_YOUNGEST) 1318 const_iv (LOCK_YOUNGEST)
1248 1319
1249 const_iv (DONOTINDEX) 1320 const_iv (DONOTINDEX)
1250 const_iv (KEYEMPTY ) 1321 const_iv (KEYEMPTY)
1251 const_iv (KEYEXIST ) 1322 const_iv (KEYEXIST)
1252 const_iv (LOCK_DEADLOCK) 1323 const_iv (LOCK_DEADLOCK)
1253 const_iv (LOCK_NOTGRANTED) 1324 const_iv (LOCK_NOTGRANTED)
1254 const_iv (NOSERVER) 1325 const_iv (NOSERVER)
1326#if DBVER < 502
1255 const_iv (NOSERVER_HOME) 1327 const_iv (NOSERVER_HOME)
1256 const_iv (NOSERVER_ID) 1328 const_iv (NOSERVER_ID)
1329#endif
1257 const_iv (NOTFOUND) 1330 const_iv (NOTFOUND)
1258 const_iv (PAGE_NOTFOUND) 1331 const_iv (PAGE_NOTFOUND)
1259 const_iv (REP_DUPMASTER) 1332 const_iv (REP_DUPMASTER)
1260 const_iv (REP_HANDLE_DEAD) 1333 const_iv (REP_HANDLE_DEAD)
1261 const_iv (REP_HOLDELECTION) 1334 const_iv (REP_HOLDELECTION)
1266 const_iv (REP_UNAVAIL) 1339 const_iv (REP_UNAVAIL)
1267 const_iv (RUNRECOVERY) 1340 const_iv (RUNRECOVERY)
1268 const_iv (SECONDARY_BAD) 1341 const_iv (SECONDARY_BAD)
1269 const_iv (VERIFY_BAD) 1342 const_iv (VERIFY_BAD)
1270 1343
1344 const_iv (SALVAGE)
1345 const_iv (AGGRESSIVE)
1346 const_iv (PRINTABLE)
1347 const_iv (NOORDERCHK)
1348 const_iv (ORDERCHKONLY)
1349
1350 const_iv (ARCH_ABS)
1351 const_iv (ARCH_DATA)
1352 const_iv (ARCH_LOG)
1353 const_iv (ARCH_REMOVE)
1354
1271 const_iv (VERB_DEADLOCK) 1355 const_iv (VERB_DEADLOCK)
1272 const_iv (VERB_RECOVERY) 1356 const_iv (VERB_RECOVERY)
1273 const_iv (VERB_REPLICATION) 1357 const_iv (VERB_REPLICATION)
1274 const_iv (VERB_WAITSFOR) 1358 const_iv (VERB_WAITSFOR)
1275 1359
1276 const_iv (VERSION_MAJOR) 1360 const_iv (VERSION_MAJOR)
1277 const_iv (VERSION_MINOR) 1361 const_iv (VERSION_MINOR)
1278 const_iv (VERSION_PATCH) 1362 const_iv (VERSION_PATCH)
1279#if DB_VERSION_MINOR >= 3 1363 const_iv (LOGVERSION)
1364 const_iv (LOGOLDVER)
1365#if DBVER >= 403
1280 const_iv (INORDER) 1366 const_iv (INORDER)
1281 const_iv (LOCK_MAXWRITE) 1367 const_iv (LOCK_MAXWRITE)
1282 const_iv (SEQ_DEC) 1368 const_iv (SEQ_DEC)
1283 const_iv (SEQ_INC) 1369 const_iv (SEQ_INC)
1284 const_iv (SEQ_WRAP) 1370 const_iv (SEQ_WRAP)
1285 const_iv (BUFFER_SMALL) 1371 const_iv (BUFFER_SMALL)
1286 const_iv (LOG_BUFFER_FULL) 1372 const_iv (LOG_BUFFER_FULL)
1287 const_iv (VERSION_MISMATCH) 1373 const_iv (VERSION_MISMATCH)
1288#endif 1374#endif
1289#if DB_VERSION_MINOR >= 4 1375#if DBVER >= 404
1290 const_iv (REGISTER) 1376 const_iv (REGISTER)
1291 const_iv (DSYNC_DB) 1377 const_iv (DSYNC_DB)
1292 const_iv (READ_COMMITTED) 1378 const_iv (READ_COMMITTED)
1293 const_iv (READ_UNCOMMITTED) 1379 const_iv (READ_UNCOMMITTED)
1294 const_iv (REP_IGNORE) 1380 const_iv (REP_IGNORE)
1296 const_iv (REP_JOIN_FAILURE) 1382 const_iv (REP_JOIN_FAILURE)
1297 const_iv (FREE_SPACE) 1383 const_iv (FREE_SPACE)
1298 const_iv (FREELIST_ONLY) 1384 const_iv (FREELIST_ONLY)
1299 const_iv (VERB_REGISTER) 1385 const_iv (VERB_REGISTER)
1300#endif 1386#endif
1301#if DB_VERSION_MINOR >= 5 1387#if DBVER >= 405
1302 const_iv (MULTIVERSION) 1388 const_iv (MULTIVERSION)
1303 const_iv (TXN_SNAPSHOT) 1389 const_iv (TXN_SNAPSHOT)
1304#endif 1390#endif
1305#if DB_VERSION_MINOR >= 6 1391#if DBVER >= 406
1306 const_iv (PREV_DUP) 1392 const_iv (PREV_DUP)
1307 const_iv (PRIORITY_UNCHANGED) 1393 const_iv (PRIORITY_UNCHANGED)
1308 const_iv (PRIORITY_VERY_LOW) 1394 const_iv (PRIORITY_VERY_LOW)
1309 const_iv (PRIORITY_LOW) 1395 const_iv (PRIORITY_LOW)
1310 const_iv (PRIORITY_DEFAULT) 1396 const_iv (PRIORITY_DEFAULT)
1311 const_iv (PRIORITY_HIGH) 1397 const_iv (PRIORITY_HIGH)
1312 const_iv (PRIORITY_VERY_HIGH) 1398 const_iv (PRIORITY_VERY_HIGH)
1399 const_iv (IGNORE_LEASE)
1313#endif 1400#endif
1314#if DB_VERSION_MINOR >= 7 1401#if DBVER >= 407
1402 //const_iv (MULTIPLE_KEY)
1315 const_iv (LOG_DIRECT) 1403 const_iv (LOG_DIRECT)
1316 const_iv (LOG_DSYNC) 1404 const_iv (LOG_DSYNC)
1317 const_iv (LOG_AUTO_REMOVE) 1405 const_iv (LOG_AUTO_REMOVE)
1318 const_iv (LOG_IN_MEMORY) 1406 const_iv (LOG_IN_MEMORY)
1319 const_iv (LOG_ZERO) 1407 const_iv (LOG_ZERO)
1320#else 1408#else
1321 const_iv (DIRECT_LOG) 1409 const_iv (DIRECT_LOG)
1322 const_iv (LOG_AUTOREMOVE) 1410 const_iv (LOG_AUTOREMOVE)
1323# if DB_VERSION_MINOR >= 3 1411# if DBVER >= 403
1324 const_iv (DSYNC_LOG) 1412 const_iv (DSYNC_LOG)
1325 const_iv (LOG_INMEMORY) 1413 const_iv (LOG_INMEMORY)
1326# endif 1414# endif
1415#if DBVER >= 408
1416 const_iv (LOGVERSION_LATCHING)
1417#endif
1327#endif 1418#endif
1328 }; 1419 };
1329 1420
1421 bdb_stash = gv_stashpv ("BDB" , 1);
1422 bdb_env_stash = gv_stashpv ("BDB::Env" , 1);
1423 bdb_txn_stash = gv_stashpv ("BDB::Txn" , 1);
1424 bdb_cursor_stash = gv_stashpv ("BDB::Cursor" , 1);
1425 bdb_db_stash = gv_stashpv ("BDB::Db" , 1);
1426 bdb_sequence_stash = gv_stashpv ("BDB::Sequence", 1);
1427
1330 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1428 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1331 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1429 newCONSTSUB (bdb_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1430
1431 prepare_cb = &PL_sv_undef;
1332 1432
1333 { 1433 {
1334 /* we currently only allow version, minor-version and patchlevel to go up to 255 */ 1434 /* we currently only allow version, minor-version and patchlevel to go up to 255 */
1335 char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH }; 1435 char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1336 1436
1337 newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3)); 1437 newCONSTSUB (bdb_stash, "VERSION_v", newSVpvn (vstring, 3));
1338 } 1438 }
1339 1439
1340 newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0)); 1440 newCONSTSUB (bdb_stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1341 1441
1342 create_respipe (); 1442 create_respipe ();
1343 1443
1344 X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child); 1444 X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1345 patch_errno (); 1445 patch_errno ();
1423 1523
1424int 1524int
1425poll_fileno () 1525poll_fileno ()
1426 PROTOTYPE: 1526 PROTOTYPE:
1427 CODE: 1527 CODE:
1428 RETVAL = respipe [0]; 1528 RETVAL = s_epipe_fd (&respipe);
1429 OUTPUT: 1529 OUTPUT:
1430 RETVAL 1530 RETVAL
1431 1531
1432int 1532int
1433poll_cb (...) 1533poll_cb (...)
1475 RETVAL = started; 1575 RETVAL = started;
1476 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); 1576 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1477 OUTPUT: 1577 OUTPUT:
1478 RETVAL 1578 RETVAL
1479 1579
1480void 1580SV *
1481set_sync_prepare (SV *cb) 1581set_sync_prepare (SV *cb)
1482 PROTOTYPE: & 1582 PROTOTYPE: &
1483 CODE: 1583 CODE:
1484 SvREFCNT_dec (prepare_cb); 1584 RETVAL = prepare_cb;
1485 prepare_cb = newSVsv (cb); 1585 prepare_cb = newSVsv (cb);
1586 OUTPUT:
1587 RETVAL
1486 1588
1487char * 1589char *
1488strerror (int errorno = errno) 1590strerror (int errorno = errno)
1489 PROTOTYPE: ;$ 1591 PROTOTYPE: ;$
1490 CODE: 1592 CODE:
1532db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0) 1634db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
1533 PREINIT: 1635 PREINIT:
1534 CALLBACK 1636 CALLBACK
1535 CODE: 1637 CODE:
1536{ 1638{
1537 dREQ (REQ_ENV_CLOSE, 1); 1639 dREQ (REQ_ENV_CLOSE, 0);
1640 ptr_nuke (ST (0));
1538 req->env = env; 1641 req->env = env;
1539 req->uint1 = flags; 1642 req->uint1 = flags;
1540 REQ_SEND; 1643 REQ_SEND;
1541 ptr_nuke (ST (0));
1542} 1644}
1543 1645
1544void 1646void
1545db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0) 1647db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
1546 PREINIT: 1648 PREINIT:
1615 dREQ (REQ_ENV_DBRENAME, 2); 1717 dREQ (REQ_ENV_DBRENAME, 2);
1616 req->env = env; 1718 req->env = env;
1617 req->buf1 = strdup_ornull (file); 1719 req->buf1 = strdup_ornull (file);
1618 req->buf2 = strdup_ornull (database); 1720 req->buf2 = strdup_ornull (database);
1619 req->buf3 = strdup_ornull (newname); 1721 req->buf3 = strdup_ornull (newname);
1722 req->uint1 = flags;
1723 REQ_SEND;
1724}
1725
1726void
1727db_env_lsn_reset (DB_ENV *env, bdb_filename db, U32 flags = 0, SV *callback = 0)
1728 ALIAS:
1729 db_env_fileid_reset = 1
1730 PREINIT:
1731 CALLBACK
1732 CODE:
1733{
1734 dREQ (ix ? REQ_ENV_FILEID_RESET : REQ_ENV_LSN_RESET, 1);
1735 req->env = env;
1736 req->uint1 = flags;
1737 req->buf1 = strdup_ornull (db);
1738 REQ_SEND;
1739}
1740
1741void
1742db_env_log_archive (DB_ENV *env, SV_mutable *listp, U32 flags = 0, SV *callback = 0)
1743 PREINIT:
1744 CALLBACK
1745 CODE:
1746{
1747 dREQ (REQ_ENV_LOG_ARCHIVE, 1);
1748 req->sv1 = SvREFCNT_inc (listp);
1749 req->env = env;
1620 req->uint1 = flags; 1750 req->uint1 = flags;
1621 REQ_SEND; 1751 REQ_SEND;
1622} 1752}
1623 1753
1624DB * 1754DB *
1656db_close (DB *db, U32 flags = 0, SV *callback = 0) 1786db_close (DB *db, U32 flags = 0, SV *callback = 0)
1657 PREINIT: 1787 PREINIT:
1658 CALLBACK 1788 CALLBACK
1659 CODE: 1789 CODE:
1660{ 1790{
1661 dREQ (REQ_DB_CLOSE, 1); 1791 dREQ (REQ_DB_CLOSE, 0);
1792 ptr_nuke (ST (0));
1662 req->db = db; 1793 req->db = db;
1663 req->uint1 = flags; 1794 req->uint1 = flags;
1664 req->sv1 = (SV *)db->app_private; 1795 req->sv1 = (SV *)db->app_private;
1665 REQ_SEND; 1796 REQ_SEND;
1666 ptr_nuke (ST (0));
1667} 1797}
1668 1798
1669#if DB_VERSION_MINOR >= 4 1799#if DBVER >= 404
1670 1800
1671void 1801void
1672db_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) 1802db_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)
1673 PREINIT: 1803 PREINIT:
1674 CALLBACK 1804 CALLBACK
1675 CODE: 1805 CODE:
1676{ 1806{
1677 dREQ (REQ_DB_COMPACT, 2); 1807 dREQ (REQ_DB_COMPACT, 2);
1678 req->db = db; 1808 req->db = db;
1679 req->txn = txn; 1809 req->txn = txn;
1680 sv_to_dbt (&req->dbt1, start); 1810 if (start) sv_to_dbt (&req->dbt1, start);
1681 sv_to_dbt (&req->dbt2, stop); 1811 if (stop ) sv_to_dbt (&req->dbt2, stop );
1682 req->uint1 = flags; 1812 req->uint1 = flags;
1683 REQ_SEND; 1813 REQ_SEND;
1684} 1814}
1685 1815
1686#endif 1816#endif
1696 req->uint1 = flags; 1826 req->uint1 = flags;
1697 REQ_SEND; 1827 REQ_SEND;
1698} 1828}
1699 1829
1700void 1830void
1831db_verify (DB *db, bdb_filename file, bdb_filename database = 0, SV *dummy = 0, U32 flags = 0, SV *callback = 0)
1832 PREINIT:
1833 CALLBACK
1834 CODE:
1835{
1836 dREQ (REQ_DB_VERIFY, 1);
1837 ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
1838 req->db = db;
1839 req->buf1 = strdup (file);
1840 req->buf2 = strdup_ornull (database);
1841 req->uint1 = flags;
1842 REQ_SEND;
1843}
1844
1845void
1701db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0) 1846db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
1702 PREINIT: 1847 PREINIT:
1703 CALLBACK 1848 CALLBACK
1704 CODE: 1849 CODE:
1705{ 1850{
1706 dREQ (REQ_DB_SYNC, 1); 1851 dREQ (REQ_DB_UPGRADE, 1);
1707 req->db = db; 1852 req->db = db;
1708 req->buf1 = strdup (file); 1853 req->buf1 = strdup (file);
1709 req->uint1 = flags; 1854 req->uint1 = flags;
1710 REQ_SEND; 1855 REQ_SEND;
1711} 1856}
1712 1857
1713void 1858void
1714db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0) 1859db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
1715 PREINIT: 1860 PREINIT:
1716 CALLBACK 1861 CALLBACK
1717 CODE: 1862 CODE:
1718{ 1863{
1719 dREQ (REQ_DB_KEY_RANGE, 2); 1864 dREQ (REQ_DB_KEY_RANGE, 2);
1738 sv_to_dbt (&req->dbt2, data); 1883 sv_to_dbt (&req->dbt2, data);
1739 req->uint1 = flags; 1884 req->uint1 = flags;
1740 REQ_SEND; 1885 REQ_SEND;
1741} 1886}
1742 1887
1743#if DB_VERSION_MINOR >= 6 1888#if DBVER >= 406
1744 1889
1745void 1890void
1746db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0) 1891db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1747 PREINIT: 1892 PREINIT:
1748 CALLBACK 1893 CALLBACK
1757} 1902}
1758 1903
1759#endif 1904#endif
1760 1905
1761void 1906void
1762db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0) 1907db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1763 PREINIT: 1908 PREINIT:
1764 CALLBACK 1909 CALLBACK
1765 CODE: 1910 CODE:
1766 if (SvREADONLY (data))
1767 croak ("can't modify read-only data scalar in db_get");
1768{ 1911{
1912 //TODO: key is somtimesmutable
1769 dREQ (REQ_DB_GET, 2); 1913 dREQ (REQ_DB_GET, 2);
1770 req->db = db; 1914 req->db = db;
1771 req->txn = txn; 1915 req->txn = txn;
1772 req->uint1 = flags; 1916 req->uint1 = flags;
1773 sv_to_dbt (&req->dbt1, key); 1917 sv_to_dbt (&req->dbt1, key);
1775 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 1919 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1776 REQ_SEND; 1920 REQ_SEND;
1777} 1921}
1778 1922
1779void 1923void
1780db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0) 1924db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1781 PREINIT: 1925 PREINIT:
1782 CALLBACK 1926 CALLBACK
1783 CODE: 1927 CODE:
1784 if (SvREADONLY (data))
1785 croak ("can't modify read-only data scalar in db_pget");
1786{ 1928{
1929 //TODO: key is somtimesmutable
1787 dREQ (REQ_DB_PGET, 2); 1930 dREQ (REQ_DB_PGET, 2);
1788 req->db = db; 1931 req->db = db;
1789 req->txn = txn; 1932 req->txn = txn;
1790 req->uint1 = flags; 1933 req->uint1 = flags;
1934
1791 sv_to_dbt (&req->dbt1, key); 1935 sv_to_dbt (&req->dbt1, key);
1792 sv_to_dbt (&req->dbt2, pkey); 1936
1937 req->dbt2.flags = DB_DBT_MALLOC;
1938 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1939
1793 req->dbt3.flags = DB_DBT_MALLOC; 1940 req->dbt3.flags = DB_DBT_MALLOC;
1794 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 1941 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1795 REQ_SEND; 1942 REQ_SEND;
1796} 1943}
1797 1944
1813db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0) 1960db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1814 PREINIT: 1961 PREINIT:
1815 CALLBACK 1962 CALLBACK
1816 CODE: 1963 CODE:
1817{ 1964{
1818 dREQ (REQ_TXN_COMMIT, 1); 1965 dREQ (REQ_TXN_COMMIT, 0);
1966 ptr_nuke (ST (0));
1819 req->txn = txn; 1967 req->txn = txn;
1820 req->uint1 = flags; 1968 req->uint1 = flags;
1821 REQ_SEND; 1969 REQ_SEND;
1970}
1971
1972void
1973db_txn_abort (DB_TXN *txn, SV *callback = 0)
1974 PREINIT:
1975 CALLBACK
1976 CODE:
1977{
1978 dREQ (REQ_TXN_ABORT, 0);
1822 ptr_nuke (ST (0)); 1979 ptr_nuke (ST (0));
1823}
1824
1825void
1826db_txn_abort (DB_TXN *txn, SV *callback = 0)
1827 PREINIT:
1828 CALLBACK
1829 CODE:
1830{
1831 dREQ (REQ_TXN_ABORT, 1);
1832 req->txn = txn; 1980 req->txn = txn;
1833 REQ_SEND; 1981 REQ_SEND;
1982}
1983
1984void
1985db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1986 PREINIT:
1987 CALLBACK
1988 CODE:
1989{
1990 dREQ (REQ_TXN_FINISH, 0);
1834 ptr_nuke (ST (0)); 1991 ptr_nuke (ST (0));
1835}
1836
1837void
1838db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1839 PREINIT:
1840 CALLBACK
1841 CODE:
1842{
1843 dREQ (REQ_TXN_FINISH, 1);
1844 req->txn = txn; 1992 req->txn = txn;
1845 req->uint1 = flags; 1993 req->uint1 = flags;
1846 REQ_SEND; 1994 REQ_SEND;
1995}
1996
1997void
1998db_c_close (DBC *dbc, SV *callback = 0)
1999 PREINIT:
2000 CALLBACK
2001 CODE:
2002{
2003 dREQ (REQ_C_CLOSE, 0);
1847 ptr_nuke (ST (0)); 2004 ptr_nuke (ST (0));
1848}
1849
1850void
1851db_c_close (DBC *dbc, SV *callback = 0)
1852 PREINIT:
1853 CALLBACK
1854 CODE:
1855{
1856 dREQ (REQ_C_CLOSE, 1);
1857 req->dbc = dbc; 2005 req->dbc = dbc;
1858 REQ_SEND; 2006 REQ_SEND;
1859 ptr_nuke (ST (0));
1860} 2007}
1861 2008
1862void 2009void
1863db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0) 2010db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
1864 PREINIT: 2011 PREINIT:
1884 req->uint1 = flags; 2031 req->uint1 = flags;
1885 REQ_SEND; 2032 REQ_SEND;
1886} 2033}
1887 2034
1888void 2035void
1889db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0) 2036db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1890 PREINIT: 2037 PREINIT:
1891 CALLBACK 2038 CALLBACK
1892 CODE: 2039 CODE:
1893{ 2040{
2041 if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
2042 croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
2043 if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
2044 croak ("argument \"%s\" must be byte/octet-encoded in %s",
2045 "key",
2046 "BDB::db_c_get");
2047
2048 {
1894 dREQ (REQ_C_GET, 1); 2049 dREQ (REQ_C_GET, 1);
1895 req->dbc = dbc; 2050 req->dbc = dbc;
1896 req->uint1 = flags; 2051 req->uint1 = flags;
1897 if ((flags & DB_SET) == DB_SET 2052 if ((flags & DB_OPFLAGS_MASK) == DB_SET)
1898 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1899 sv_to_dbt (&req->dbt1, key); 2053 sv_to_dbt (&req->dbt1, key);
1900 else 2054 else
2055 {
2056 if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
2057 sv_to_dbt (&req->dbt1, key);
2058 else
1901 req->dbt1.flags = DB_DBT_MALLOC; 2059 req->dbt1.flags = DB_DBT_MALLOC;
1902 2060
1903 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); 2061 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
2062 }
1904 2063
1905 if ((flags & DB_GET_BOTH) == DB_GET_BOTH 2064 if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
1906 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE) 2065 || (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
1907 sv_to_dbt (&req->dbt3, data); 2066 sv_to_dbt (&req->dbt3, data);
1908 else 2067 else
1909 req->dbt3.flags = DB_DBT_MALLOC; 2068 req->dbt3.flags = DB_DBT_MALLOC;
1910 2069
1911 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 2070 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1912 REQ_SEND; 2071 REQ_SEND;
2072 }
1913} 2073}
1914 2074
1915void 2075void
1916db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0) 2076db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1917 PREINIT: 2077 PREINIT:
1918 CALLBACK 2078 CALLBACK
1919 CODE: 2079 CODE:
1920{ 2080{
2081 if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
2082 croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
2083 if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
2084 croak ("argument \"%s\" must be byte/octet-encoded in %s",
2085 "key",
2086 "BDB::db_c_pget");
2087
2088 {
1921 dREQ (REQ_C_PGET, 1); 2089 dREQ (REQ_C_PGET, 1);
1922 req->dbc = dbc; 2090 req->dbc = dbc;
1923 req->uint1 = flags; 2091 req->uint1 = flags;
1924 if ((flags & DB_SET) == DB_SET 2092 if ((flags & DB_OPFLAGS_MASK) == DB_SET)
1925 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1926 sv_to_dbt (&req->dbt1, key); 2093 sv_to_dbt (&req->dbt1, key);
1927 else 2094 else
2095 {
2096 if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
2097 sv_to_dbt (&req->dbt1, key);
2098 else
2099 req->dbt1.flags = DB_DBT_MALLOC;
2100
2101 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
2102 }
2103
1928 req->dbt1.flags = DB_DBT_MALLOC; 2104 req->dbt2.flags = DB_DBT_MALLOC;
1929
1930 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1931
1932 req->dbt2.flags = DB_DBT_MALLOC;
1933 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey); 2105 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1934 2106
1935 if ((flags & DB_GET_BOTH) == DB_GET_BOTH 2107 if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
1936 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE) 2108 || (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
1937 sv_to_dbt (&req->dbt3, data); 2109 sv_to_dbt (&req->dbt3, data);
1938 else 2110 else
1939 req->dbt3.flags = DB_DBT_MALLOC; 2111 req->dbt3.flags = DB_DBT_MALLOC;
1940 2112
1941 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 2113 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1942 REQ_SEND; 2114 REQ_SEND;
2115 }
1943} 2116}
1944 2117
1945void 2118void
1946db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0) 2119db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
1947 PREINIT: 2120 PREINIT:
1953 req->uint1 = flags; 2126 req->uint1 = flags;
1954 REQ_SEND; 2127 REQ_SEND;
1955} 2128}
1956 2129
1957 2130
1958#if DB_VERSION_MINOR >= 3 2131#if DBVER >= 403
1959 2132
1960void 2133void
1961db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0) 2134db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
1962 PREINIT: 2135 PREINIT:
1963 CALLBACK 2136 CALLBACK
1975db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0) 2148db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
1976 PREINIT: 2149 PREINIT:
1977 CALLBACK 2150 CALLBACK
1978 CODE: 2151 CODE:
1979{ 2152{
1980 dREQ (REQ_SEQ_CLOSE, 1); 2153 dREQ (REQ_SEQ_CLOSE, 0);
2154 ptr_nuke (ST (0));
1981 req->seq = seq; 2155 req->seq = seq;
1982 req->uint1 = flags; 2156 req->uint1 = flags;
1983 REQ_SEND; 2157 REQ_SEND;
1984 ptr_nuke (ST (0));
1985} 2158}
1986 2159
1987void 2160void
1988db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0) 2161db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
1989 PREINIT: 2162 PREINIT:
1990 CALLBACK 2163 CALLBACK
1991 CODE: 2164 CODE:
1992{ 2165{
1993 dREQ (REQ_SEQ_GET, 2); 2166 dREQ (REQ_SEQ_GET, 2);
2057 CODE: 2230 CODE:
2058 RETVAL = env->set_flags (env, flags, onoff); 2231 RETVAL = env->set_flags (env, flags, onoff);
2059 OUTPUT: 2232 OUTPUT:
2060 RETVAL 2233 RETVAL
2061 2234
2062#if DB_VERSION_MINOR >= 7 2235#if DBVER >= 407
2063 2236
2064int set_intermediate_dir_mode (DB_ENV *env, const char *mode) 2237int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
2065 CODE: 2238 CODE:
2066 RETVAL = env->set_intermediate_dir_mode (env, mode); 2239 RETVAL = env->set_intermediate_dir_mode (env, mode);
2067 OUTPUT: 2240 OUTPUT:
2154 CODE: 2327 CODE:
2155 RETVAL = env->set_lg_max (env, max); 2328 RETVAL = env->set_lg_max (env, max);
2156 OUTPUT: 2329 OUTPUT:
2157 RETVAL 2330 RETVAL
2158 2331
2159#if DB_VERSION_MINOR >= 4 2332#if DBVER >= 404
2160 2333
2161int mutex_set_max (DB_ENV *env, U32 max) 2334int mutex_set_max (DB_ENV *env, U32 max)
2162 CODE: 2335 CODE:
2163 RETVAL = env->mutex_set_max (env, max); 2336 RETVAL = env->mutex_set_max (env, max);
2164 OUTPUT: 2337 OUTPUT:
2191 if (errno) 2364 if (errno)
2192 croak ("DB_ENV->txn_begin: %s", db_strerror (errno)); 2365 croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
2193 OUTPUT: 2366 OUTPUT:
2194 RETVAL 2367 RETVAL
2195 2368
2196#if DB_VERSION_MINOR >= 5 2369#if DBVER >= 405
2197 2370
2198DB_TXN * 2371DB_TXN *
2199cdsgroup_begin (DB_ENV *env) 2372cdsgroup_begin (DB_ENV *env)
2200 CODE: 2373 CODE:
2201 errno = env->cdsgroup_begin (env, &RETVAL); 2374 errno = env->cdsgroup_begin (env, &RETVAL);
2222 CODE: 2395 CODE:
2223 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); 2396 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2224 OUTPUT: 2397 OUTPUT:
2225 RETVAL 2398 RETVAL
2226 2399
2400int set_pagesize (DB *db, U32 pagesize)
2401 CODE:
2402 RETVAL = db->set_pagesize (db, pagesize);
2403 OUTPUT:
2404 RETVAL
2405
2227int set_flags (DB *db, U32 flags) 2406int set_flags (DB *db, U32 flags)
2228 CODE: 2407 CODE:
2229 RETVAL = db->set_flags (db, flags); 2408 RETVAL = db->set_flags (db, flags);
2230 OUTPUT: 2409 OUTPUT:
2231 RETVAL 2410 RETVAL
2297 if (errno) 2476 if (errno)
2298 croak ("DB->cursor: %s", db_strerror (errno)); 2477 croak ("DB->cursor: %s", db_strerror (errno));
2299 OUTPUT: 2478 OUTPUT:
2300 RETVAL 2479 RETVAL
2301 2480
2302#if DB_VERSION_MINOR >= 3 2481#if DBVER >= 403
2303 2482
2304DB_SEQUENCE * 2483DB_SEQUENCE *
2305sequence (DB *db, U32 flags = 0) 2484sequence (DB *db, U32 flags = 0)
2306 CODE: 2485 CODE:
2307{ 2486{
2342DESTROY (DBC_ornuked *dbc) 2521DESTROY (DBC_ornuked *dbc)
2343 CODE: 2522 CODE:
2344 if (dbc) 2523 if (dbc)
2345 dbc->c_close (dbc); 2524 dbc->c_close (dbc);
2346 2525
2347#if DB_VERSION_MINOR >= 6 2526#if DBVER >= 406
2348 2527
2349int set_priority (DBC *dbc, int priority) 2528int set_priority (DBC *dbc, int priority)
2350 CODE: 2529 CODE:
2351 dbc->set_priority (dbc, priority); 2530 dbc->set_priority (dbc, priority);
2352 2531
2353#endif 2532#endif
2354 2533
2355#if DB_VERSION_MINOR >= 3 2534#if DBVER >= 403
2356 2535
2357MODULE = BDB PACKAGE = BDB::Sequence 2536MODULE = BDB PACKAGE = BDB::Sequence
2358 2537
2359void 2538void
2360DESTROY (DB_SEQUENCE_ornuked *seq) 2539DESTROY (DB_SEQUENCE_ornuked *seq)

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