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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 1.80 by root, Tue Feb 2 04:24:00 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
		45	typedef SV SV_mutable;
43		46
44	typedef DB_ENV DB_ENV_ornull;	47	typedef DB_ENV DB_ENV_ornull;
45	typedef DB_TXN DB_TXN_ornull;	48	typedef DB_TXN DB_TXN_ornull;
46	typedef DBC DBC_ornull;	49	typedef DBC DBC_ornull;
47	typedef DB DB_ornull;	50	typedef DB DB_ornull;
…		…
49	typedef DB_ENV DB_ENV_ornuked;	52	typedef DB_ENV DB_ENV_ornuked;
50	typedef DB_TXN DB_TXN_ornuked;	53	typedef DB_TXN DB_TXN_ornuked;
51	typedef DBC DBC_ornuked;	54	typedef DBC DBC_ornuked;
52	typedef DB DB_ornuked;	55	typedef DB DB_ornuked;
53		56
54	#if DB_VERSION_MINOR >= 3	57	#if DBVER >= 403
55	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	58	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
56	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;	59	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
57	#endif	60	#endif
58		61
59	typedef SV SV8; /* byte-sv, used for argument-checking */
60	typedef char *bdb_filename;	62	typedef char *bdb_filename;
61		63
62	static SV *prepare_cb;	64	static SV *prepare_cb;
63		65
64	#if DB_VERSION_MINOR >= 6	66	static 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
…		…
135	dbt_to_sv (SV *sv, DBT *dbt)	145	dbt_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
148	enum {	162	enum {
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,
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
		197
		198	SV *rsv1, *rsv2; // keep some request objects alive
182	} bdb_cb;	199	} bdb_cb;
183		200
184	typedef bdb_cb *bdb_req;	201	typedef bdb_cb *bdb_req;
185		202
186	enum {	203	enum {
…		…
209	static int next_pri = DEFAULT_PRI + PRI_BIAS;	226	static int next_pri = DEFAULT_PRI + PRI_BIAS;
210		227
211	static unsigned int started, idle, wanted;	228	static unsigned int started, idle, wanted;
212		229
213	/* worker threads management */	230	/* worker threads management */
214	static mutex_t wrklock = X_MUTEX_INIT;	231	static xmutex_t wrklock = X_MUTEX_INIT;
215		232
216	typedef struct worker {	233	typedef struct worker {
217	/* locked by wrklock */	234	/* locked by wrklock */
218	struct worker *prev, *next;	235	struct worker *prev, *next;
219		236
220	thread_t tid;	237	xthread_t tid;
221		238
222	/* locked by reslock, reqlock or wrklock */	239	/* locked by reslock, reqlock or wrklock */
223	bdb_req req; /* currently processed request */	240	bdb_req req; /* currently processed request */
224	void *dbuf;	241	void *dbuf;
225	DIR *dirp;	242	DIR *dirp;
…		…
240	}	257	}
241		258
242	static volatile unsigned int nreqs, nready, npending;	259	static volatile unsigned int nreqs, nready, npending;
243	static volatile unsigned int max_idle = 4;	260	static volatile unsigned int max_idle = 4;
244	static volatile unsigned int max_outstanding = 0xffffffff;	261	static volatile unsigned int max_outstanding = 0xffffffff;
245	static int respipe_osf [2], respipe [2] = { -1, -1 };	262	static s_epipe respipe;
246		263
247	static mutex_t reslock = X_MUTEX_INIT;	264	static xmutex_t reslock = X_MUTEX_INIT;
248	static mutex_t reqlock = X_MUTEX_INIT;	265	static xmutex_t reqlock = X_MUTEX_INIT;
249	static cond_t reqwait = X_COND_INIT;	266	static xcond_t reqwait = X_COND_INIT;
250		267
251	#if WORDACCESS_UNSAFE	268	#if WORDACCESS_UNSAFE
252		269
253	static unsigned int get_nready (void)	270	static unsigned int get_nready (void)
254	{	271	{
…		…
345	abort ();	362	abort ();
346	}	363	}
347		364
348	static int poll_cb (void);	365	static int poll_cb (void);
349	static void req_free (bdb_req req);	366	static void req_free (bdb_req req);
350	static void req_cancel (bdb_req req);
351		367
352	static int req_invoke (bdb_req req)	368	static int req_invoke (bdb_req req)
353	{	369	{
354	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;
355		437
356	if (req->callback)	438	if (req->callback)
357	{	439	{
		440	dSP;
		441
358	ENTER;	442	ENTER;
359	SAVETMPS;	443	SAVETMPS;
360	PUSHMARK (SP);	444	PUSHMARK (SP);
361		445
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;	446	PUTBACK;
417	call_sv (req->callback, G_VOID | G_EVAL);	447	call_sv (req->callback, G_VOID | G_EVAL);
418	SPAGAIN;	448	SPAGAIN;
419		449
420	FREETMPS;	450	FREETMPS;
421	LEAVE;	451	LEAVE;
		452
		453	return !SvTRUE (ERRSV);
422	}	454	}
423		455
424	return !SvTRUE (ERRSV);	456	return 1;
425	}	457	}
426		458
427	static void req_free (bdb_req req)	459	static void req_free (bdb_req req)
428	{	460	{
429	SvREFCNT_dec (req->callback);	461	SvREFCNT_dec (req->callback);
		462
		463	SvREFCNT_dec (req->rsv1);
		464	SvREFCNT_dec (req->rsv2);
430		465
431	free (req->buf1);	466	free (req->buf1);
432	free (req->buf2);	467	free (req->buf2);
433	free (req->buf3);	468	free (req->buf3);
434		469
435	Safefree (req);	470	Safefree (req);
436	}	471	}
437		472
438	#ifdef USE_SOCKETS_AS_HANDLES
439	# define TO_SOCKET(x) (win32_get_osfhandle (x))
440	#else
441	# define TO_SOCKET(x) (x)
442	#endif
443
444	static void	473	static void
445	create_respipe (void)	474	create_respipe (void)
446	{	475	{
447	#ifdef _WIN32
448	int arg; /* argg */
449	#endif
450	int old_readfd = respipe [0];
451
452	if (respipe [1] >= 0)
453	respipe_close (TO_SOCKET (respipe [1]));
454
455	#ifdef _WIN32
456	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
457	#else
458	if (pipe (respipe))	476	if (s_epipe_renew (&respipe))
459	#endif	477	croak ("BDB: unable to create event pipe");
460	croak ("unable to initialize result pipe");
461
462	if (old_readfd >= 0)
463	{
464	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
465	croak ("unable to initialize result pipe(2)");
466
467	respipe_close (respipe [0]);
468	respipe [0] = old_readfd;
469	}
470
471	#ifdef _WIN32
472	arg = 1;
473	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
474	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
475	#else
476	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
477	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
478	#endif
479	croak ("unable to initialize result pipe(3)");
480
481	respipe_osf [0] = TO_SOCKET (respipe [0]);
482	respipe_osf [1] = TO_SOCKET (respipe [1]);
483	}	478	}
484		479
		480	static void bdb_request (bdb_req req);
485	X_THREAD_PROC (bdb_proc);	481	X_THREAD_PROC (bdb_proc);
486		482
487	static void start_thread (void)	483	static void start_thread (void)
488	{	484	{
489	worker *wrk = calloc (1, sizeof (worker));	485	worker *wrk = calloc (1, sizeof (worker));
490		486
491	if (!wrk)	487	if (!wrk)
492	croak ("unable to allocate worker thread data");	488	croak ("unable to allocate worker thread data");
493		489
494	X_LOCK (wrklock);	490	X_LOCK (wrklock);
495	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))	491	if (xthread_create (&wrk->tid, bdb_proc, (void *)wrk))
496	{	492	{
497	wrk->prev = &wrk_first;	493	wrk->prev = &wrk_first;
498	wrk->next = wrk_first.next;	494	wrk->next = wrk_first.next;
499	wrk_first.next->prev = wrk;	495	wrk_first.next->prev = wrk;
500	wrk_first.next = wrk;	496	wrk_first.next = wrk;
…		…
536	}	532	}
537		533
538	// synthesize callback if none given	534	// synthesize callback if none given
539	if (!req->callback)	535	if (!req->callback)
540	{	536	{
		537	if (SvOK (prepare_cb))
		538	{
541	int count;	539	int count;
542		540
543	dSP;	541	dSP;
544	PUSHMARK (SP);	542	PUSHMARK (SP);
545	PUTBACK;	543	PUTBACK;
546	count = call_sv (prepare_cb, G_ARRAY);	544	count = call_sv (prepare_cb, G_ARRAY);
547	SPAGAIN;	545	SPAGAIN;
548		546
549	if (count != 2)	547	if (count != 2)
550	croak ("prepare callback must return exactly two values\n");	548	croak ("sync prepare callback must return exactly two values\n");
551		549
552	wait_callback = POPs;	550	wait_callback = POPs;
553	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	}
554	}	561	}
555		562
556	++nreqs;	563	++nreqs;
557		564
558	X_LOCK (reqlock);	565	X_LOCK (reqlock);
…		…
572	}	579	}
573	}	580	}
574		581
575	static void end_thread (void)	582	static void end_thread (void)
576	{	583	{
577	bdb_req req;	584	bdb_req req = calloc (1, sizeof (bdb_cb));
578
579	Newz (0, req, 1, bdb_cb);
580		585
581	req->type = REQ_QUIT;	586	req->type = REQ_QUIT;
582	req->pri = PRI_MAX + PRI_BIAS;	587	req->pri = PRI_MAX + PRI_BIAS;
583		588
584	X_LOCK (reqlock);	589	X_LOCK (reqlock);
…		…
613	end_thread ();	618	end_thread ();
614	}	619	}
615		620
616	static void poll_wait (void)	621	static void poll_wait (void)
617	{	622	{
618	fd_set rfd;
619
620	while (nreqs)	623	while (nreqs)
621	{	624	{
622	int size;	625	int size;
623	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	626	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
624	size = res_queue.size;	627	size = res_queue.size;
…		…
627	if (size)	630	if (size)
628	return;	631	return;
629		632
630	maybe_start_thread ();	633	maybe_start_thread ();
631		634
632	FD_ZERO (&rfd);	635	s_epipe_wait (&respipe);
633	FD_SET (respipe [0], &rfd);
634
635	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
636	}	636	}
637	}	637	}
638		638
639	static int poll_cb (void)	639	static int poll_cb (void)
640	{	640	{
…		…
660	if (req)	660	if (req)
661	{	661	{
662	--npending;	662	--npending;
663		663
664	if (!res_queue.size)	664	if (!res_queue.size)
665	{
666	/* read any signals sent by the worker threads */	665	/* read any signals sent by the worker threads */
667	char buf [4];	666	s_epipe_drain (&respipe);
668	while (respipe_read (respipe [0], buf, 4) == 4)
669	;
670	}
671	}	667	}
672		668
673	X_UNLOCK (reslock);	669	X_UNLOCK (reslock);
674		670
675	if (!req)	671	if (!req)
…		…
710	return count;	706	return count;
711	}	707	}
712		708
713	/*****************************************************************************/	709	/*****************************************************************************/
714		710
		711	static void
		712	bdb_request (bdb_req req)
		713	{
		714	switch (req->type)
		715	{
		716	case REQ_ENV_OPEN:
		717	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		718	break;
		719
		720	case REQ_ENV_CLOSE:
		721	req->result = req->env->close (req->env, req->uint1);
		722	break;
		723
		724	case REQ_ENV_TXN_CHECKPOINT:
		725	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		726	break;
		727
		728	case REQ_ENV_LOCK_DETECT:
		729	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		730	break;
		731
		732	case REQ_ENV_MEMP_SYNC:
		733	req->result = req->env->memp_sync (req->env, 0);
		734	break;
		735
		736	case REQ_ENV_MEMP_TRICKLE:
		737	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		738	break;
		739
		740	case REQ_ENV_DBREMOVE:
		741	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		742	break;
		743
		744	case REQ_ENV_DBRENAME:
		745	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		746	break;
		747
		748	case REQ_DB_OPEN:
		749	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		750	break;
		751
		752	case REQ_DB_CLOSE:
		753	req->result = req->db->close (req->db, req->uint1);
		754	break;
		755
		756	#if DBVER >= 404
		757	case REQ_DB_COMPACT:
		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);
		759	break;
		760	#endif
		761
		762	case REQ_DB_SYNC:
		763	req->result = req->db->sync (req->db, req->uint1);
		764	break;
		765
		766	case REQ_DB_VERIFY:
		767	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		768	break;
		769
		770	case REQ_DB_UPGRADE:
		771	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		772	break;
		773
		774	case REQ_DB_PUT:
		775	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		776	break;
		777
		778	#if DBVER >= 406
		779	case REQ_DB_EXISTS:
		780	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		781	break;
		782	#endif
		783	case REQ_DB_GET:
		784	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		785	break;
		786
		787	case REQ_DB_PGET:
		788	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		789	break;
		790
		791	case REQ_DB_DEL:
		792	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		793	break;
		794
		795	case REQ_DB_KEY_RANGE:
		796	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		797	break;
		798
		799	case REQ_TXN_COMMIT:
		800	req->result = req->txn->commit (req->txn, req->uint1);
		801	break;
		802
		803	case REQ_TXN_ABORT:
		804	req->result = req->txn->abort (req->txn);
		805	break;
		806
		807	case REQ_TXN_FINISH:
		808	if (req->txn->flags & TXN_DEADLOCK)
		809	{
		810	req->result = req->txn->abort (req->txn);
		811	if (!req->result)
		812	req->result = DB_LOCK_DEADLOCK;
		813	}
		814	else
		815	req->result = req->txn->commit (req->txn, req->uint1);
		816	break;
		817
		818	case REQ_C_CLOSE:
		819	req->result = req->dbc->c_close (req->dbc);
		820	break;
		821
		822	case REQ_C_COUNT:
		823	{
		824	db_recno_t recno;
		825	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		826	req->uv1 = recno;
		827	}
		828	break;
		829
		830	case REQ_C_PUT:
		831	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		832	break;
		833
		834	case REQ_C_GET:
		835	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		836	break;
		837
		838	case REQ_C_PGET:
		839	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		840	break;
		841
		842	case REQ_C_DEL:
		843	req->result = req->dbc->c_del (req->dbc, req->uint1);
		844	break;
		845
		846	#if DBVER >= 403
		847	case REQ_SEQ_OPEN:
		848	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		849	break;
		850
		851	case REQ_SEQ_CLOSE:
		852	req->result = req->seq->close (req->seq, req->uint1);
		853	break;
		854
		855	case REQ_SEQ_GET:
		856	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		857	break;
		858
		859	case REQ_SEQ_REMOVE:
		860	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		861	break;
		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	#endif
		869
		870	case REQ_ENV_LOG_ARCHIVE:
		871	{
		872	char **listp = 0; /* DB_ARCH_REMOVE does not touch listp, contrary to docs */
		873	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		874	req->buf1 = (char *)listp;
		875	}
		876	break;
		877
		878	default:
		879	req->result = ENOSYS;
		880	break;
		881	}
		882
		883	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		884	req->txn->flags |= TXN_DEADLOCK;
		885	}
		886
715	X_THREAD_PROC (bdb_proc)	887	X_THREAD_PROC (bdb_proc)
716	{	888	{
717	bdb_req req;	889	bdb_req req;
718	struct timespec ts;	890	struct timespec ts;
719	worker *self = (worker *)thr_arg;	891	worker *self = (worker *)thr_arg;
…		…
721	/* try to distribute timeouts somewhat evenly */	893	/* try to distribute timeouts somewhat evenly */
722	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	894	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
723		895
724	for (;;)	896	for (;;)
725	{	897	{
726	ts.tv_sec = time (0) + IDLE_TIMEOUT;	898	ts.tv_sec = time (0) + IDLE_TIMEOUT;
727		899
728	X_LOCK (reqlock);	900	X_LOCK (reqlock);
729		901
730	for (;;)	902	for (;;)
731	{	903	{
…		…
759		931
760	--nready;	932	--nready;
761		933
762	X_UNLOCK (reqlock);	934	X_UNLOCK (reqlock);
763		935
764	switch (req->type)	936	if (req->type == REQ_QUIT)
765	{	937	{
766	case REQ_QUIT:	938	X_LOCK (reslock);
767	req->result = ENOSYS;	939	free (req);
		940	self->req = 0;
		941	X_UNLOCK (reslock);
		942
768	goto quit;	943	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	}	944	}
918		945
919	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))	946	bdb_request (req);
920	req->txn->flags |= TXN_DEADLOCK;
921		947
922	X_LOCK (reslock);	948	X_LOCK (reslock);
923		949
924	++npending;	950	++npending;
925		951
926	if (!reqq_push (&res_queue, req))	952	if (!reqq_push (&res_queue, req))
927	/* write a dummy byte to the pipe so fh becomes ready */	953	s_epipe_signal (&respipe);
928	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
929		954
930	self->req = 0;	955	self->req = 0;
931	worker_clear (self);	956	worker_clear (self);
932		957
933	X_UNLOCK (reslock);	958	X_UNLOCK (reslock);
…		…
987	create_respipe ();	1012	create_respipe ();
988		1013
989	atfork_parent ();	1014	atfork_parent ();
990	}	1015	}
991		1016
992	#define dREQ(reqtype) \	1017	#define dREQ(reqtype,rsvcnt) \
993	bdb_req req; \	1018	bdb_req req; \
994	int req_pri = next_pri; \	1019	int req_pri = next_pri; \
995	next_pri = DEFAULT_PRI + PRI_BIAS; \	1020	next_pri = DEFAULT_PRI + PRI_BIAS; \
996	\	1021	\
997	if (callback && SvOK (callback)) \	1022	if (callback && SvOK (callback)) \
998	croak ("callback has illegal type or extra arguments"); \	1023	croak ("callback has illegal type or extra arguments"); \
999	\	1024	\
1000	Newz (0, req, 1, bdb_cb); \	1025	Newz (0, req, 1, bdb_cb); \
1001	if (!req) \	1026	if (!req) \
1002	croak ("out of memory during bdb_req allocation"); \	1027	croak ("out of memory during bdb_req allocation"); \
1003	\	1028	\
1004	req->callback = cb ? SvREFCNT_inc (cb) : 0; \	1029	req->callback = SvREFCNT_inc (cb); \
1005	req->type = (reqtype); \	1030	req->type = (reqtype); \
1006	req->pri = req_pri	1031	req->pri = req_pri; \
		1032	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1033	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1034	(void)0;
1007		1035
1008	#define REQ_SEND \	1036	#define REQ_SEND \
1009	req_send (req)	1037	req_send (req)
1010		1038
1011	#define SvPTR(var, arg, type, class, nullok) \	1039	#define SvPTR(var, arg, type, stash, class, nullok) \
1012	if (!SvOK (arg)) \	1040	if (!SvOK (arg)) \
1013	{ \	1041	{ \
1014	if (nullok != 1) \	1042	if (nullok != 1) \
1015	croak (# var " must be a " # class " object, not undef"); \	1043	croak (# var " must be a " # class " object, not undef"); \
1016	\	1044	\
1017	(var) = 0; \	1045	(var) = 0; \
1018	} \	1046	} \
1019	else if (sv_derived_from ((arg), # class)) \	1047	else if (SvSTASH (SvRV (arg)) == stash || sv_derived_from ((arg), # class)) \
1020	{ \	1048	{ \
1021	IV tmp = SvIV ((SV*) SvRV (arg)); \	1049	IV tmp = SvIV ((SV*) SvRV (arg)); \
1022	(var) = INT2PTR (type, tmp); \	1050	(var) = INT2PTR (type, tmp); \
1023	if (!var && nullok != 2) \	1051	if (!var && nullok != 2) \
1024	croak (# var " is not a valid " # class " object anymore"); \	1052	croak (# var " is not a valid " # class " object anymore"); \
1025	} \	1053	} \
1026	else \	1054	else \
1027	croak (# var " is not of type " # class);	1055	croak (# var " is not of type " # class);
		1056
		1057	#define ARG_MUTABLE(name) \
		1058	if (SvREADONLY (name)) \
		1059	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
		1060
		1061	static SV *
		1062	newSVptr (void *ptr, HV *stash)
		1063	{
		1064	SV *rv = NEWSV (0, 0);
		1065	sv_upgrade (rv, SVt_PVMG);
		1066	sv_setiv (rv, PTR2IV (ptr));
		1067
		1068	return sv_bless (newRV_noinc (rv), stash);
		1069	}
1028		1070
1029	static void	1071	static void
1030	ptr_nuke (SV *sv)	1072	ptr_nuke (SV *sv)
1031	{	1073	{
1032	assert (SvROK (sv));	1074	assert (SvROK (sv));
…		…
1103	}	1145	}
1104		1146
1105	return 0;	1147	return 0;
1106	}	1148	}
1107		1149
		1150	/*****************************************************************************/
		1151
		1152	#if 0
		1153	static int
		1154	bt_pfxc_compare (DB *db, const DBT *dbt1, const DBT *dbt2)
		1155	{
		1156	ssize_t size1 = dbt1->size;
		1157	ssize_t size2 = dbt2->size;
		1158	int res = memcmp ((void *)dbt1->data, (void *)dbt2->data,
		1159	size1 <= size2 ? size1 : size2);
		1160
		1161	if (res)
		1162	return res;
		1163	else if (size1 - size2)
		1164	return size1 - size2;
		1165	else
		1166	return 0;
		1167	}
		1168
		1169	static size_t
		1170	bt_pfxc_prefix_x (DB *db, const DBT *dbt1, const DBT *dbt2)
		1171	{
		1172	ssize_t size1 = dbt1->size;
		1173	ssize_t size2 = dbt2->size;
		1174	u_int8_t *p1 = (u_int8_t *)dbt1->data;
		1175	u_int8_t *p2 = (u_int8_t *)dbt2->data;
		1176	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1177
		1178	while (p1 < pe)
		1179	if (*p1++ != *p2++)
		1180	return p1 - (u_int8_t *)dbt1->data - 1;
		1181
		1182	if (size1 < size2) return size1 + 1;
		1183	if (size1 > size2) return size2 + 1;
		1184
		1185	return size1;
		1186	}
		1187	#endif
		1188
		1189	/*****************************************************************************/
		1190
1108	/* stupid windoes defined CALLBACK as well */	1191	/* stupid windows defines CALLBACK as well */
1109	#undef CALLBACK	1192	#undef CALLBACK
1110	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));	1193	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1111		1194
1112	MODULE = BDB PACKAGE = BDB	1195	MODULE = BDB PACKAGE = BDB
1113		1196
1114	PROTOTYPES: ENABLE	1197	PROTOTYPES: ENABLE
1115		1198
1116	BOOT:	1199	BOOT:
1117	{	1200	{
1118	HV *stash = gv_stashpv ("BDB", 1);
1119
1120	static const struct {	1201	static const struct {
1121	const char *name;	1202	const char *name;
1122	IV iv;	1203	IV iv;
1123	} *civ, const_iv[] = {	1204	} *civ, const_iv[] = {
1124	#define const_iv(name) { # name, (IV)DB_ ## name },	1205	#define const_iv(name) { # name, (IV)DB_ ## name },
		1206	#if DBVER <= 408
1125	const_iv (RPCCLIENT)	1207	const_iv (RPCCLIENT)
		1208	#endif
1126	const_iv (INIT_CDB)	1209	const_iv (INIT_CDB)
1127	const_iv (INIT_LOCK)	1210	const_iv (INIT_LOCK)
1128	const_iv (INIT_LOG)	1211	const_iv (INIT_LOG)
1129	const_iv (INIT_MPOOL)	1212	const_iv (INIT_MPOOL)
1130	const_iv (INIT_REP)	1213	const_iv (INIT_REP)
…		…
1153	const_iv (TXN_NOT_DURABLE)	1236	const_iv (TXN_NOT_DURABLE)
1154	const_iv (TXN_WRITE_NOSYNC)	1237	const_iv (TXN_WRITE_NOSYNC)
1155	const_iv (WRITECURSOR)	1238	const_iv (WRITECURSOR)
1156	const_iv (YIELDCPU)	1239	const_iv (YIELDCPU)
1157	const_iv (ENCRYPT_AES)	1240	const_iv (ENCRYPT_AES)
		1241	#if DBVER < 408
1158	const_iv (XA_CREATE)	1242	const_iv (XA_CREATE)
		1243	#endif
1159	const_iv (BTREE)	1244	const_iv (BTREE)
1160	const_iv (HASH)	1245	const_iv (HASH)
1161	const_iv (QUEUE)	1246	const_iv (QUEUE)
1162	const_iv (RECNO)	1247	const_iv (RECNO)
1163	const_iv (UNKNOWN)	1248	const_iv (UNKNOWN)
…		…
1166	const_iv (NOSYNC)	1251	const_iv (NOSYNC)
1167	const_iv (CHKSUM)	1252	const_iv (CHKSUM)
1168	const_iv (ENCRYPT)	1253	const_iv (ENCRYPT)
1169	const_iv (DUP)	1254	const_iv (DUP)
1170	const_iv (DUPSORT)	1255	const_iv (DUPSORT)
1171	const_iv (RECNUM)	1256	//const_iv (RECNUM)
1172	const_iv (RENUMBER)	1257	const_iv (RENUMBER)
1173	const_iv (REVSPLITOFF)	1258	const_iv (REVSPLITOFF)
1174	const_iv (CONSUME)	1259	const_iv (CONSUME)
1175	const_iv (CONSUME_WAIT)	1260	const_iv (CONSUME_WAIT)
1176	const_iv (GET_BOTH)	1261	const_iv (GET_BOTH)
…		…
1227	const_iv (LOCK_OLDEST)	1312	const_iv (LOCK_OLDEST)
1228	const_iv (LOCK_RANDOM)	1313	const_iv (LOCK_RANDOM)
1229	const_iv (LOCK_YOUNGEST)	1314	const_iv (LOCK_YOUNGEST)
1230		1315
1231	const_iv (DONOTINDEX)	1316	const_iv (DONOTINDEX)
1232	const_iv (KEYEMPTY )	1317	const_iv (KEYEMPTY)
1233	const_iv (KEYEXIST )	1318	const_iv (KEYEXIST)
1234	const_iv (LOCK_DEADLOCK)	1319	const_iv (LOCK_DEADLOCK)
1235	const_iv (LOCK_NOTGRANTED)	1320	const_iv (LOCK_NOTGRANTED)
1236	const_iv (NOSERVER)	1321	const_iv (NOSERVER)
		1322	#if DBVER < 502
1237	const_iv (NOSERVER_HOME)	1323	const_iv (NOSERVER_HOME)
1238	const_iv (NOSERVER_ID)	1324	const_iv (NOSERVER_ID)
		1325	#endif
1239	const_iv (NOTFOUND)	1326	const_iv (NOTFOUND)
1240	const_iv (PAGE_NOTFOUND)	1327	const_iv (PAGE_NOTFOUND)
1241	const_iv (REP_DUPMASTER)	1328	const_iv (REP_DUPMASTER)
1242	const_iv (REP_HANDLE_DEAD)	1329	const_iv (REP_HANDLE_DEAD)
1243	const_iv (REP_HOLDELECTION)	1330	const_iv (REP_HOLDELECTION)
…		…
1248	const_iv (REP_UNAVAIL)	1335	const_iv (REP_UNAVAIL)
1249	const_iv (RUNRECOVERY)	1336	const_iv (RUNRECOVERY)
1250	const_iv (SECONDARY_BAD)	1337	const_iv (SECONDARY_BAD)
1251	const_iv (VERIFY_BAD)	1338	const_iv (VERIFY_BAD)
1252		1339
		1340	const_iv (SALVAGE)
		1341	const_iv (AGGRESSIVE)
		1342	const_iv (PRINTABLE)
		1343	const_iv (NOORDERCHK)
		1344	const_iv (ORDERCHKONLY)
		1345
		1346	const_iv (ARCH_ABS)
		1347	const_iv (ARCH_DATA)
		1348	const_iv (ARCH_LOG)
		1349	const_iv (ARCH_REMOVE)
		1350
1253	const_iv (VERB_DEADLOCK)	1351	const_iv (VERB_DEADLOCK)
1254	const_iv (VERB_RECOVERY)	1352	const_iv (VERB_RECOVERY)
1255	const_iv (VERB_REPLICATION)	1353	const_iv (VERB_REPLICATION)
1256	const_iv (VERB_WAITSFOR)	1354	const_iv (VERB_WAITSFOR)
1257		1355
1258	const_iv (VERSION_MAJOR)	1356	const_iv (VERSION_MAJOR)
1259	const_iv (VERSION_MINOR)	1357	const_iv (VERSION_MINOR)
1260	const_iv (VERSION_PATCH)	1358	const_iv (VERSION_PATCH)
1261	#if DB_VERSION_MINOR >= 3	1359	const_iv (LOGVERSION)
		1360	const_iv (LOGOLDVER)
		1361	#if DBVER >= 403
1262	const_iv (INORDER)	1362	const_iv (INORDER)
1263	const_iv (LOCK_MAXWRITE)	1363	const_iv (LOCK_MAXWRITE)
1264	const_iv (SEQ_DEC)	1364	const_iv (SEQ_DEC)
1265	const_iv (SEQ_INC)	1365	const_iv (SEQ_INC)
1266	const_iv (SEQ_WRAP)	1366	const_iv (SEQ_WRAP)
1267	const_iv (BUFFER_SMALL)	1367	const_iv (BUFFER_SMALL)
1268	const_iv (LOG_BUFFER_FULL)	1368	const_iv (LOG_BUFFER_FULL)
1269	const_iv (VERSION_MISMATCH)	1369	const_iv (VERSION_MISMATCH)
1270	#endif	1370	#endif
1271	#if DB_VERSION_MINOR >= 4	1371	#if DBVER >= 404
1272	const_iv (REGISTER)	1372	const_iv (REGISTER)
1273	const_iv (DSYNC_DB)	1373	const_iv (DSYNC_DB)
1274	const_iv (READ_COMMITTED)	1374	const_iv (READ_COMMITTED)
1275	const_iv (READ_UNCOMMITTED)	1375	const_iv (READ_UNCOMMITTED)
1276	const_iv (REP_IGNORE)	1376	const_iv (REP_IGNORE)
…		…
1278	const_iv (REP_JOIN_FAILURE)	1378	const_iv (REP_JOIN_FAILURE)
1279	const_iv (FREE_SPACE)	1379	const_iv (FREE_SPACE)
1280	const_iv (FREELIST_ONLY)	1380	const_iv (FREELIST_ONLY)
1281	const_iv (VERB_REGISTER)	1381	const_iv (VERB_REGISTER)
1282	#endif	1382	#endif
1283	#if DB_VERSION_MINOR >= 5	1383	#if DBVER >= 405
1284	const_iv (MULTIVERSION)	1384	const_iv (MULTIVERSION)
1285	const_iv (TXN_SNAPSHOT)	1385	const_iv (TXN_SNAPSHOT)
1286	#endif	1386	#endif
1287	#if DB_VERSION_MINOR >= 6	1387	#if DBVER >= 406
1288	const_iv (PREV_DUP)	1388	const_iv (PREV_DUP)
1289	const_iv (PRIORITY_UNCHANGED)	1389	const_iv (PRIORITY_UNCHANGED)
1290	const_iv (PRIORITY_VERY_LOW)	1390	const_iv (PRIORITY_VERY_LOW)
1291	const_iv (PRIORITY_LOW)	1391	const_iv (PRIORITY_LOW)
1292	const_iv (PRIORITY_DEFAULT)	1392	const_iv (PRIORITY_DEFAULT)
1293	const_iv (PRIORITY_HIGH)	1393	const_iv (PRIORITY_HIGH)
1294	const_iv (PRIORITY_VERY_HIGH)	1394	const_iv (PRIORITY_VERY_HIGH)
		1395	const_iv (IGNORE_LEASE)
1295	#endif	1396	#endif
1296	#if DB_VERSION_MINOR >= 7	1397	#if DBVER >= 407
		1398	//const_iv (MULTIPLE_KEY)
1297	const_iv (LOG_DIRECT)	1399	const_iv (LOG_DIRECT)
1298	const_iv (LOG_DSYNC)	1400	const_iv (LOG_DSYNC)
1299	const_iv (LOG_AUTO_REMOVE)	1401	const_iv (LOG_AUTO_REMOVE)
1300	const_iv (LOG_IN_MEMORY)	1402	const_iv (LOG_IN_MEMORY)
1301	const_iv (LOG_ZERO)	1403	const_iv (LOG_ZERO)
1302	#else	1404	#else
1303	const_iv (DIRECT_LOG)	1405	const_iv (DIRECT_LOG)
1304	const_iv (LOG_AUTOREMOVE)	1406	const_iv (LOG_AUTOREMOVE)
1305	# if DB_VERSION_MINOR >= 3	1407	# if DBVER >= 403
1306	const_iv (DSYNC_LOG)	1408	const_iv (DSYNC_LOG)
1307	const_iv (LOG_INMEMORY)	1409	const_iv (LOG_INMEMORY)
1308	# endif	1410	# endif
		1411	#if DBVER >= 408
		1412	const_iv (LOGVERSION_LATCHING)
		1413	#endif
1309	#endif	1414	#endif
1310	};	1415	};
1311		1416
		1417	bdb_stash = gv_stashpv ("BDB" , 1);
		1418	bdb_env_stash = gv_stashpv ("BDB::Env" , 1);
		1419	bdb_txn_stash = gv_stashpv ("BDB::Txn" , 1);
		1420	bdb_cursor_stash = gv_stashpv ("BDB::Cursor" , 1);
		1421	bdb_db_stash = gv_stashpv ("BDB::Db" , 1);
		1422	bdb_sequence_stash = gv_stashpv ("BDB::Sequence", 1);
		1423
1312	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1424	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1313	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1425	newCONSTSUB (bdb_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
		1426
		1427	prepare_cb = &PL_sv_undef;
1314		1428
1315	{	1429	{
1316	/* we currently only allow version, minor-version and patchlevel to go up to 255 */	1430	/* 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 };	1431	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1318		1432
1319	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));	1433	newCONSTSUB (bdb_stash, "VERSION_v", newSVpvn (vstring, 3));
1320	}	1434	}
1321		1435
1322	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1436	newCONSTSUB (bdb_stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1323		1437
1324	create_respipe ();	1438	create_respipe ();
1325		1439
1326	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1440	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1327	patch_errno ();	1441	patch_errno ();
…		…
1405		1519
1406	int	1520	int
1407	poll_fileno ()	1521	poll_fileno ()
1408	PROTOTYPE:	1522	PROTOTYPE:
1409	CODE:	1523	CODE:
1410	RETVAL = respipe [0];	1524	RETVAL = s_epipe_fd (&respipe);
1411	OUTPUT:	1525	OUTPUT:
1412	RETVAL	1526	RETVAL
1413		1527
1414	int	1528	int
1415	poll_cb (...)	1529	poll_cb (...)
…		…
1457	RETVAL = started;	1571	RETVAL = started;
1458	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1572	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1459	OUTPUT:	1573	OUTPUT:
1460	RETVAL	1574	RETVAL
1461		1575
1462	void	1576	SV *
1463	set_sync_prepare (SV *cb)	1577	set_sync_prepare (SV *cb)
1464	PROTOTYPE: &	1578	PROTOTYPE: &
1465	CODE:	1579	CODE:
1466	SvREFCNT_dec (prepare_cb);	1580	RETVAL = prepare_cb;
1467	prepare_cb = newSVsv (cb);	1581	prepare_cb = newSVsv (cb);
		1582	OUTPUT:
		1583	RETVAL
1468		1584
1469	char *	1585	char *
1470	strerror (int errorno = errno)	1586	strerror (int errorno = errno)
1471	PROTOTYPE: ;$	1587	PROTOTYPE: ;$
1472	CODE:	1588	CODE:
…		…
1500	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)	1616	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
1501	PREINIT:	1617	PREINIT:
1502	CALLBACK	1618	CALLBACK
1503	CODE:	1619	CODE:
1504	{	1620	{
1505	dREQ (REQ_ENV_OPEN);	1621	dREQ (REQ_ENV_OPEN, 1);
1506	req->env = env;	1622	req->env = env;
1507	req->uint1 = open_flags | DB_THREAD;	1623	req->uint1 = open_flags | DB_THREAD;
1508	req->int1 = mode;	1624	req->int1 = mode;
1509	req->buf1 = strdup_ornull (db_home);	1625	req->buf1 = strdup_ornull (db_home);
1510	REQ_SEND;	1626	REQ_SEND;
…		…
1514	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)	1630	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
1515	PREINIT:	1631	PREINIT:
1516	CALLBACK	1632	CALLBACK
1517	CODE:	1633	CODE:
1518	{	1634	{
1519	dREQ (REQ_ENV_CLOSE);	1635	dREQ (REQ_ENV_CLOSE, 0);
		1636	ptr_nuke (ST (0));
1520	req->env = env;	1637	req->env = env;
1521	req->uint1 = flags;	1638	req->uint1 = flags;
1522	REQ_SEND;	1639	REQ_SEND;
1523	ptr_nuke (ST (0));
1524	}	1640	}
1525		1641
1526	void	1642	void
1527	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)	1643	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
1528	PREINIT:	1644	PREINIT:
1529	CALLBACK	1645	CALLBACK
1530	CODE:	1646	CODE:
1531	{	1647	{
1532	dREQ (REQ_ENV_TXN_CHECKPOINT);	1648	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1533	req->env = env;	1649	req->env = env;
1534	req->uint1 = kbyte;	1650	req->uint1 = kbyte;
1535	req->int1 = min;	1651	req->int1 = min;
1536	req->uint2 = flags;	1652	req->uint2 = flags;
1537	REQ_SEND;	1653	REQ_SEND;
…		…
1541	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)	1657	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
1542	PREINIT:	1658	PREINIT:
1543	CALLBACK	1659	CALLBACK
1544	CODE:	1660	CODE:
1545	{	1661	{
1546	dREQ (REQ_ENV_LOCK_DETECT);	1662	dREQ (REQ_ENV_LOCK_DETECT, 1);
1547	req->env = env;	1663	req->env = env;
1548	req->uint1 = flags;	1664	req->uint1 = flags;
1549	req->uint2 = atype;	1665	req->uint2 = atype;
1550	/* req->int2 = 0; dummy */	1666	/* req->int2 = 0; dummy */
1551	REQ_SEND;	1667	REQ_SEND;
…		…
1555	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)	1671	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
1556	PREINIT:	1672	PREINIT:
1557	CALLBACK	1673	CALLBACK
1558	CODE:	1674	CODE:
1559	{	1675	{
1560	dREQ (REQ_ENV_MEMP_SYNC);	1676	dREQ (REQ_ENV_MEMP_SYNC, 1);
1561	req->env = env;	1677	req->env = env;
1562	REQ_SEND;	1678	REQ_SEND;
1563	}	1679	}
1564		1680
1565	void	1681	void
1566	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)	1682	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
1567	PREINIT:	1683	PREINIT:
1568	CALLBACK	1684	CALLBACK
1569	CODE:	1685	CODE:
1570	{	1686	{
1571	dREQ (REQ_ENV_MEMP_TRICKLE);	1687	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1572	req->env = env;	1688	req->env = env;
1573	req->int1 = percent;	1689	req->int1 = percent;
1574	REQ_SEND;	1690	REQ_SEND;
1575	}	1691	}
1576		1692
…		…
1578	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)	1694	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
1579	PREINIT:	1695	PREINIT:
1580	CALLBACK	1696	CALLBACK
1581	CODE:	1697	CODE:
1582	{	1698	{
1583	dREQ (REQ_ENV_DBREMOVE);	1699	dREQ (REQ_ENV_DBREMOVE, 2);
1584	req->env = env;	1700	req->env = env;
1585	req->buf1 = strdup_ornull (file);	1701	req->buf1 = strdup_ornull (file);
1586	req->buf2 = strdup_ornull (database);	1702	req->buf2 = strdup_ornull (database);
1587	req->uint1 = flags;	1703	req->uint1 = flags;
1588	REQ_SEND;	1704	REQ_SEND;
…		…
1592	db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)	1708	db_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:	1709	PREINIT:
1594	CALLBACK	1710	CALLBACK
1595	CODE:	1711	CODE:
1596	{	1712	{
1597	dREQ (REQ_ENV_DBRENAME);	1713	dREQ (REQ_ENV_DBRENAME, 2);
1598	req->env = env;	1714	req->env = env;
1599	req->buf1 = strdup_ornull (file);	1715	req->buf1 = strdup_ornull (file);
1600	req->buf2 = strdup_ornull (database);	1716	req->buf2 = strdup_ornull (database);
1601	req->buf3 = strdup_ornull (newname);	1717	req->buf3 = strdup_ornull (newname);
1602	req->uint1 = flags;	1718	req->uint1 = flags;
1603	REQ_SEND;	1719	REQ_SEND;
1604	}	1720	}
1605		1721
		1722	void
		1723	db_env_lsn_reset (DB_ENV *env, bdb_filename db, U32 flags = 0, SV *callback = 0)
		1724	PREINIT:
		1725	CALLBACK
		1726	CODE:
		1727	{
		1728	dREQ (REQ_ENV_LSN_RESET, 1);
		1729	req->env = env;
		1730	req->uint1 = flags;
		1731	req->buf1 = strdup_ornull (db);
		1732	REQ_SEND;
		1733	}
		1734
		1735	void
		1736	db_env_log_archive (DB_ENV *env, SV_mutable *listp, U32 flags = 0, SV *callback = 0)
		1737	PREINIT:
		1738	CALLBACK
		1739	CODE:
		1740	{
		1741	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1742	req->sv1 = SvREFCNT_inc (listp);
		1743	req->env = env;
		1744	req->uint1 = flags;
		1745	REQ_SEND;
		1746	}
		1747
1606	DB *	1748	DB *
1607	db_create (DB_ENV *env = 0, U32 flags = 0)	1749	db_create (DB_ENV *env = 0, U32 flags = 0)
1608	CODE:	1750	CODE:
1609	{	1751	{
1610	errno = db_create (&RETVAL, env, flags);	1752	errno = db_create (&RETVAL, env, flags);
…		…
1621	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)	1763	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
1622	PREINIT:	1764	PREINIT:
1623	CALLBACK	1765	CALLBACK
1624	CODE:	1766	CODE:
1625	{	1767	{
1626	dREQ (REQ_DB_OPEN);	1768	dREQ (REQ_DB_OPEN, 2);
1627	req->db = db;	1769	req->db = db;
1628	req->txn = txnid;	1770	req->txn = txnid;
1629	req->buf1 = strdup_ornull (file);	1771	req->buf1 = strdup_ornull (file);
1630	req->buf2 = strdup_ornull (database);	1772	req->buf2 = strdup_ornull (database);
1631	req->int1 = type;	1773	req->int1 = type;
…		…
1638	db_close (DB *db, U32 flags = 0, SV *callback = 0)	1780	db_close (DB *db, U32 flags = 0, SV *callback = 0)
1639	PREINIT:	1781	PREINIT:
1640	CALLBACK	1782	CALLBACK
1641	CODE:	1783	CODE:
1642	{	1784	{
1643	dREQ (REQ_DB_CLOSE);	1785	dREQ (REQ_DB_CLOSE, 0);
		1786	ptr_nuke (ST (0));
1644	req->db = db;	1787	req->db = db;
1645	req->uint1 = flags;	1788	req->uint1 = flags;
1646	req->sv1 = (SV *)db->app_private;	1789	req->sv1 = (SV *)db->app_private;
1647	REQ_SEND;	1790	REQ_SEND;
1648	ptr_nuke (ST (0));
1649	}	1791	}
1650		1792
1651	#if DB_VERSION_MINOR >= 4	1793	#if DBVER >= 404
1652		1794
1653	void	1795	void
1654	db_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)	1796	db_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:	1797	PREINIT:
1656	CALLBACK	1798	CALLBACK
1657	CODE:	1799	CODE:
1658	{	1800	{
1659	dREQ (REQ_DB_COMPACT);	1801	dREQ (REQ_DB_COMPACT, 2);
1660	req->db = db;	1802	req->db = db;
1661	req->txn = txn;	1803	req->txn = txn;
1662	sv_to_dbt (&req->dbt1, start);	1804	if (start) sv_to_dbt (&req->dbt1, start);
1663	sv_to_dbt (&req->dbt2, stop);	1805	if (stop ) sv_to_dbt (&req->dbt2, stop );
1664	req->uint1 = flags;	1806	req->uint1 = flags;
1665	REQ_SEND;	1807	REQ_SEND;
1666	}	1808	}
1667		1809
1668	#endif	1810	#endif
…		…
1671	db_sync (DB *db, U32 flags = 0, SV *callback = 0)	1813	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
1672	PREINIT:	1814	PREINIT:
1673	CALLBACK	1815	CALLBACK
1674	CODE:	1816	CODE:
1675	{	1817	{
1676	dREQ (REQ_DB_SYNC);	1818	dREQ (REQ_DB_SYNC, 1);
1677	req->db = db;	1819	req->db = db;
1678	req->uint1 = flags;	1820	req->uint1 = flags;
1679	REQ_SEND;	1821	REQ_SEND;
1680	}	1822	}
1681		1823
1682	void	1824	void
		1825	db_verify (DB *db, bdb_filename file, bdb_filename database = 0, SV *dummy = 0, U32 flags = 0, SV *callback = 0)
		1826	PREINIT:
		1827	CALLBACK
		1828	CODE:
		1829	{
		1830	dREQ (REQ_DB_VERIFY, 1);
		1831	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1832	req->db = db;
		1833	req->buf1 = strdup (file);
		1834	req->buf2 = strdup_ornull (database);
		1835	req->uint1 = flags;
		1836	REQ_SEND;
		1837	}
		1838
		1839	void
1683	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)	1840	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
1684	PREINIT:	1841	PREINIT:
1685	CALLBACK	1842	CALLBACK
1686	CODE:	1843	CODE:
1687	{	1844	{
1688	dREQ (REQ_DB_SYNC);	1845	dREQ (REQ_DB_UPGRADE, 1);
1689	req->db = db;	1846	req->db = db;
1690	req->buf1 = strdup (file);	1847	req->buf1 = strdup (file);
1691	req->uint1 = flags;	1848	req->uint1 = flags;
1692	REQ_SEND;	1849	REQ_SEND;
1693	}	1850	}
1694		1851
1695	void	1852	void
1696	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)	1853	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
1697	PREINIT:	1854	PREINIT:
1698	CALLBACK	1855	CALLBACK
1699	CODE:	1856	CODE:
1700	{	1857	{
1701	dREQ (REQ_DB_KEY_RANGE);	1858	dREQ (REQ_DB_KEY_RANGE, 2);
1702	req->db = db;	1859	req->db = db;
1703	req->txn = txn;	1860	req->txn = txn;
1704	sv_to_dbt (&req->dbt1, key);	1861	sv_to_dbt (&req->dbt1, key);
1705	req->uint1 = flags;	1862	req->uint1 = flags;
1706	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1863	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
…		…
1711	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1868	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1712	PREINIT:	1869	PREINIT:
1713	CALLBACK	1870	CALLBACK
1714	CODE:	1871	CODE:
1715	{	1872	{
1716	dREQ (REQ_DB_PUT);	1873	dREQ (REQ_DB_PUT, 2);
1717	req->db = db;	1874	req->db = db;
1718	req->txn = txn;	1875	req->txn = txn;
1719	sv_to_dbt (&req->dbt1, key);	1876	sv_to_dbt (&req->dbt1, key);
1720	sv_to_dbt (&req->dbt2, data);	1877	sv_to_dbt (&req->dbt2, data);
1721	req->uint1 = flags;	1878	req->uint1 = flags;
1722	REQ_SEND;	1879	REQ_SEND;
1723	}	1880	}
1724		1881
1725	#if DB_VERSION_MINOR >= 6	1882	#if DBVER >= 406
1726		1883
1727	void	1884	void
1728	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)	1885	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1729	PREINIT:	1886	PREINIT:
1730	CALLBACK	1887	CALLBACK
1731	CODE:	1888	CODE:
1732	{	1889	{
1733	dREQ (REQ_DB_EXISTS);	1890	dREQ (REQ_DB_EXISTS, 2);
1734	req->db = db;	1891	req->db = db;
1735	req->txn = txn;	1892	req->txn = txn;
1736	req->uint1 = flags;	1893	req->uint1 = flags;
1737	sv_to_dbt (&req->dbt1, key);	1894	sv_to_dbt (&req->dbt1, key);
1738	REQ_SEND;	1895	REQ_SEND;
1739	}	1896	}
1740		1897
1741	#endif	1898	#endif
1742		1899
1743	void	1900	void
1744	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1901	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1745	PREINIT:	1902	PREINIT:
1746	CALLBACK	1903	CALLBACK
1747	CODE:	1904	CODE:
1748	if (SvREADONLY (data))
1749	croak ("can't modify read-only data scalar in db_get");
1750	{	1905	{
		1906	//TODO: key is somtimesmutable
1751	dREQ (REQ_DB_GET);	1907	dREQ (REQ_DB_GET, 2);
1752	req->db = db;	1908	req->db = db;
1753	req->txn = txn;	1909	req->txn = txn;
1754	req->uint1 = flags;	1910	req->uint1 = flags;
1755	sv_to_dbt (&req->dbt1, key);	1911	sv_to_dbt (&req->dbt1, key);
1756	req->dbt3.flags = DB_DBT_MALLOC;	1912	req->dbt3.flags = DB_DBT_MALLOC;
1757	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1913	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1758	REQ_SEND;	1914	REQ_SEND;
1759	}	1915	}
1760		1916
1761	void	1917	void
1762	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)	1918	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1763	PREINIT:	1919	PREINIT:
1764	CALLBACK	1920	CALLBACK
1765	CODE:	1921	CODE:
1766	if (SvREADONLY (data))
1767	croak ("can't modify read-only data scalar in db_pget");
1768	{	1922	{
		1923	//TODO: key is somtimesmutable
1769	dREQ (REQ_DB_PGET);	1924	dREQ (REQ_DB_PGET, 2);
		1925	req->db = db;
		1926	req->txn = txn;
		1927	req->uint1 = flags;
		1928
		1929	sv_to_dbt (&req->dbt1, key);
		1930
		1931	req->dbt2.flags = DB_DBT_MALLOC;
		1932	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1933
		1934	req->dbt3.flags = DB_DBT_MALLOC;
		1935	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1936	REQ_SEND;
		1937	}
		1938
		1939	void
		1940	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1941	PREINIT:
		1942	CALLBACK
		1943	CODE:
		1944	{
		1945	dREQ (REQ_DB_DEL, 2);
1770	req->db = db;	1946	req->db = db;
1771	req->txn = txn;	1947	req->txn = txn;
1772	req->uint1 = flags;	1948	req->uint1 = flags;
1773	sv_to_dbt (&req->dbt1, key);	1949	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;	1950	REQ_SEND;
1778	}	1951	}
1779		1952
1780	void	1953	void
1781	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)	1954	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1782	PREINIT:	1955	PREINIT:
1783	CALLBACK	1956	CALLBACK
1784	CODE:	1957	CODE:
1785	{	1958	{
1786	dREQ (REQ_DB_DEL);	1959	dREQ (REQ_TXN_COMMIT, 0);
1787	req->db = db;	1960	ptr_nuke (ST (0));
1788	req->txn = txn;	1961	req->txn = txn;
1789	req->uint1 = flags;	1962	req->uint1 = flags;
1790	sv_to_dbt (&req->dbt1, key);
1791	REQ_SEND;	1963	REQ_SEND;
1792	}	1964	}
1793		1965
1794	void	1966	void
		1967	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1968	PREINIT:
		1969	CALLBACK
		1970	CODE:
		1971	{
		1972	dREQ (REQ_TXN_ABORT, 0);
		1973	ptr_nuke (ST (0));
		1974	req->txn = txn;
		1975	REQ_SEND;
		1976	}
		1977
		1978	void
1795	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)	1979	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1796	PREINIT:	1980	PREINIT:
1797	CALLBACK	1981	CALLBACK
1798	CODE:	1982	CODE:
1799	{	1983	{
1800	dREQ (REQ_TXN_COMMIT);	1984	dREQ (REQ_TXN_FINISH, 0);
		1985	ptr_nuke (ST (0));
1801	req->txn = txn;	1986	req->txn = txn;
1802	req->uint1 = flags;	1987	req->uint1 = flags;
1803	REQ_SEND;	1988	REQ_SEND;
		1989	}
		1990
		1991	void
		1992	db_c_close (DBC *dbc, SV *callback = 0)
		1993	PREINIT:
		1994	CALLBACK
		1995	CODE:
		1996	{
		1997	dREQ (REQ_C_CLOSE, 0);
1804	ptr_nuke (ST (0));	1998	ptr_nuke (ST (0));
1805	}
1806
1807	void
1808	db_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
1819	void
1820	db_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
1832	void
1833	db_c_close (DBC *dbc, SV *callback = 0)
1834	PREINIT:
1835	CALLBACK
1836	CODE:
1837	{
1838	dREQ (REQ_C_CLOSE);
1839	req->dbc = dbc;	1999	req->dbc = dbc;
1840	REQ_SEND;	2000	REQ_SEND;
1841	ptr_nuke (ST (0));
1842	}	2001	}
1843		2002
1844	void	2003	void
1845	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)	2004	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
1846	PREINIT:	2005	PREINIT:
1847	CALLBACK	2006	CALLBACK
1848	CODE:	2007	CODE:
1849	{	2008	{
1850	dREQ (REQ_C_COUNT);	2009	dREQ (REQ_C_COUNT, 1);
1851	req->dbc = dbc;	2010	req->dbc = dbc;
1852	req->sv1 = SvREFCNT_inc (count);	2011	req->sv1 = SvREFCNT_inc (count);
1853	REQ_SEND;	2012	REQ_SEND;
1854	}	2013	}
1855		2014
…		…
1857	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	2016	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1858	PREINIT:	2017	PREINIT:
1859	CALLBACK	2018	CALLBACK
1860	CODE:	2019	CODE:
1861	{	2020	{
1862	dREQ (REQ_C_PUT);	2021	dREQ (REQ_C_PUT, 1);
1863	req->dbc = dbc;	2022	req->dbc = dbc;
1864	sv_to_dbt (&req->dbt1, key);	2023	sv_to_dbt (&req->dbt1, key);
1865	sv_to_dbt (&req->dbt2, data);	2024	sv_to_dbt (&req->dbt2, data);
1866	req->uint1 = flags;	2025	req->uint1 = flags;
1867	REQ_SEND;	2026	REQ_SEND;
1868	}	2027	}
1869		2028
1870	void	2029	void
1871	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	2030	db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1872	PREINIT:	2031	PREINIT:
1873	CALLBACK	2032	CALLBACK
1874	CODE:	2033	CODE:
1875	{	2034	{
		2035	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2036	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2037	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2038	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2039	"key",
		2040	"BDB::db_c_get");
		2041
		2042	{
1876	dREQ (REQ_C_GET);	2043	dREQ (REQ_C_GET, 1);
		2044	req->dbc = dbc;
		2045	req->uint1 = flags;
		2046	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2047	sv_to_dbt (&req->dbt1, key);
		2048	else
		2049	{
		2050	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2051	sv_to_dbt (&req->dbt1, key);
		2052	else
		2053	req->dbt1.flags = DB_DBT_MALLOC;
		2054
		2055	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2056	}
		2057
		2058	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2059	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2060	sv_to_dbt (&req->dbt3, data);
		2061	else
		2062	req->dbt3.flags = DB_DBT_MALLOC;
		2063
		2064	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2065	REQ_SEND;
		2066	}
		2067	}
		2068
		2069	void
		2070	db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		2071	PREINIT:
		2072	CALLBACK
		2073	CODE:
		2074	{
		2075	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2076	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2077	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2078	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2079	"key",
		2080	"BDB::db_c_pget");
		2081
		2082	{
		2083	dREQ (REQ_C_PGET, 1);
		2084	req->dbc = dbc;
		2085	req->uint1 = flags;
		2086	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2087	sv_to_dbt (&req->dbt1, key);
		2088	else
		2089	{
		2090	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2091	sv_to_dbt (&req->dbt1, key);
		2092	else
		2093	req->dbt1.flags = DB_DBT_MALLOC;
		2094
		2095	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2096	}
		2097
		2098	req->dbt2.flags = DB_DBT_MALLOC;
		2099	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2100
		2101	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2102	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2103	sv_to_dbt (&req->dbt3, data);
		2104	else
		2105	req->dbt3.flags = DB_DBT_MALLOC;
		2106
		2107	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2108	REQ_SEND;
		2109	}
		2110	}
		2111
		2112	void
		2113	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		2114	PREINIT:
		2115	CALLBACK
		2116	CODE:
		2117	{
		2118	dREQ (REQ_C_DEL, 1);
1877	req->dbc = dbc;	2119	req->dbc = dbc;
1878	req->uint1 = flags;	2120	req->uint1 = flags;
1879	if ((flags & DB_SET) == DB_SET
1880	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1881	sv_to_dbt (&req->dbt1, key);
1882	else
1883	req->dbt1.flags = DB_DBT_MALLOC;
1884
1885	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1886
1887	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1888	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1889	sv_to_dbt (&req->dbt3, data);
1890	else
1891	req->dbt3.flags = DB_DBT_MALLOC;
1892
1893	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1894	REQ_SEND;	2121	REQ_SEND;
1895	}	2122	}
1896		2123
1897	void
1898	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
1899	PREINIT:
1900	CALLBACK
1901	CODE:
1902	{
1903	dREQ (REQ_C_PGET);
1904	req->dbc = dbc;
1905	req->uint1 = flags;
1906	if ((flags & DB_SET) == DB_SET
1907	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1908	sv_to_dbt (&req->dbt1, key);
1909	else
1910	req->dbt1.flags = DB_DBT_MALLOC;
1911		2124
1912	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2125	#if DBVER >= 403
1913
1914	req->dbt2.flags = DB_DBT_MALLOC;
1915	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1916
1917	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1918	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1919	sv_to_dbt (&req->dbt3, data);
1920	else
1921	req->dbt3.flags = DB_DBT_MALLOC;
1922
1923	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1924	REQ_SEND;
1925	}
1926
1927	void
1928	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
1929	PREINIT:
1930	CALLBACK
1931	CODE:
1932	{
1933	dREQ (REQ_C_DEL);
1934	req->dbc = dbc;
1935	req->uint1 = flags;
1936	REQ_SEND;
1937	}
1938
1939
1940	#if DB_VERSION_MINOR >= 3
1941		2126
1942	void	2127	void
1943	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)	2128	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
1944	PREINIT:	2129	PREINIT:
1945	CALLBACK	2130	CALLBACK
1946	CODE:	2131	CODE:
1947	{	2132	{
1948	dREQ (REQ_SEQ_OPEN);	2133	dREQ (REQ_SEQ_OPEN, 2);
1949	req->seq = seq;	2134	req->seq = seq;
1950	req->txn = txnid;	2135	req->txn = txnid;
1951	req->uint1 = flags | DB_THREAD;	2136	req->uint1 = flags | DB_THREAD;
1952	sv_to_dbt (&req->dbt1, key);	2137	sv_to_dbt (&req->dbt1, key);
1953	REQ_SEND;	2138	REQ_SEND;
…		…
1957	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)	2142	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
1958	PREINIT:	2143	PREINIT:
1959	CALLBACK	2144	CALLBACK
1960	CODE:	2145	CODE:
1961	{	2146	{
1962	dREQ (REQ_SEQ_CLOSE);	2147	dREQ (REQ_SEQ_CLOSE, 0);
		2148	ptr_nuke (ST (0));
1963	req->seq = seq;	2149	req->seq = seq;
1964	req->uint1 = flags;	2150	req->uint1 = flags;
1965	REQ_SEND;	2151	REQ_SEND;
1966	ptr_nuke (ST (0));
1967	}	2152	}
1968		2153
1969	void	2154	void
1970	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)	2155	db_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:	2156	PREINIT:
1972	CALLBACK	2157	CALLBACK
1973	CODE:	2158	CODE:
1974	{	2159	{
1975	dREQ (REQ_SEQ_GET);	2160	dREQ (REQ_SEQ_GET, 2);
1976	req->seq = seq;	2161	req->seq = seq;
1977	req->txn = txnid;	2162	req->txn = txnid;
1978	req->int1 = delta;	2163	req->int1 = delta;
1979	req->uint1 = flags;	2164	req->uint1 = flags;
1980	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2165	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
…		…
1985	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)	2170	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
1986	PREINIT:	2171	PREINIT:
1987	CALLBACK	2172	CALLBACK
1988	CODE:	2173	CODE:
1989	{	2174	{
1990	dREQ (REQ_SEQ_REMOVE);	2175	dREQ (REQ_SEQ_REMOVE, 2);
1991	req->seq = seq;	2176	req->seq = seq;
1992	req->txn = txnid;	2177	req->txn = txnid;
1993	req->uint1 = flags;	2178	req->uint1 = flags;
1994	REQ_SEND;	2179	REQ_SEND;
1995	}	2180	}
…		…
2039	CODE:	2224	CODE:
2040	RETVAL = env->set_flags (env, flags, onoff);	2225	RETVAL = env->set_flags (env, flags, onoff);
2041	OUTPUT:	2226	OUTPUT:
2042	RETVAL	2227	RETVAL
2043		2228
2044	#if DB_VERSION_MINOR >= 7	2229	#if DBVER >= 407
2045		2230
2046	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)	2231	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
2047	CODE:	2232	CODE:
2048	RETVAL = env->set_intermediate_dir_mode (env, mode);	2233	RETVAL = env->set_intermediate_dir_mode (env, mode);
2049	OUTPUT:	2234	OUTPUT:
…		…
2136	CODE:	2321	CODE:
2137	RETVAL = env->set_lg_max (env, max);	2322	RETVAL = env->set_lg_max (env, max);
2138	OUTPUT:	2323	OUTPUT:
2139	RETVAL	2324	RETVAL
2140		2325
2141	#if DB_VERSION_MINOR >= 4	2326	#if DBVER >= 404
2142		2327
2143	int mutex_set_max (DB_ENV *env, U32 max)	2328	int mutex_set_max (DB_ENV *env, U32 max)
2144	CODE:	2329	CODE:
2145	RETVAL = env->mutex_set_max (env, max);	2330	RETVAL = env->mutex_set_max (env, max);
2146	OUTPUT:	2331	OUTPUT:
…		…
2173	if (errno)	2358	if (errno)
2174	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2359	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
2175	OUTPUT:	2360	OUTPUT:
2176	RETVAL	2361	RETVAL
2177		2362
2178	#if DB_VERSION_MINOR >= 5	2363	#if DBVER >= 405
2179		2364
2180	DB_TXN *	2365	DB_TXN *
2181	cdsgroup_begin (DB_ENV *env)	2366	cdsgroup_begin (DB_ENV *env)
2182	CODE:	2367	CODE:
2183	errno = env->cdsgroup_begin (env, &RETVAL);	2368	errno = env->cdsgroup_begin (env, &RETVAL);
…		…
2204	CODE:	2389	CODE:
2205	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2390	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2206	OUTPUT:	2391	OUTPUT:
2207	RETVAL	2392	RETVAL
2208		2393
		2394	int set_pagesize (DB *db, U32 pagesize)
		2395	CODE:
		2396	RETVAL = db->set_pagesize (db, pagesize);
		2397	OUTPUT:
		2398	RETVAL
		2399
2209	int set_flags (DB *db, U32 flags)	2400	int set_flags (DB *db, U32 flags)
2210	CODE:	2401	CODE:
2211	RETVAL = db->set_flags (db, flags);	2402	RETVAL = db->set_flags (db, flags);
2212	OUTPUT:	2403	OUTPUT:
2213	RETVAL	2404	RETVAL
…		…
2279	if (errno)	2470	if (errno)
2280	croak ("DB->cursor: %s", db_strerror (errno));	2471	croak ("DB->cursor: %s", db_strerror (errno));
2281	OUTPUT:	2472	OUTPUT:
2282	RETVAL	2473	RETVAL
2283		2474
2284	#if DB_VERSION_MINOR >= 3	2475	#if DBVER >= 403
2285		2476
2286	DB_SEQUENCE *	2477	DB_SEQUENCE *
2287	sequence (DB *db, U32 flags = 0)	2478	sequence (DB *db, U32 flags = 0)
2288	CODE:	2479	CODE:
2289	{	2480	{
…		…
2324	DESTROY (DBC_ornuked *dbc)	2515	DESTROY (DBC_ornuked *dbc)
2325	CODE:	2516	CODE:
2326	if (dbc)	2517	if (dbc)
2327	dbc->c_close (dbc);	2518	dbc->c_close (dbc);
2328		2519
2329	#if DB_VERSION_MINOR >= 6	2520	#if DBVER >= 406
2330		2521
2331	int set_priority (DBC *dbc, int priority)	2522	int set_priority (DBC *dbc, int priority)
2332	CODE:	2523	CODE:
2333	dbc->set_priority (dbc, priority);	2524	dbc->set_priority (dbc, priority);
2334		2525
2335	#endif	2526	#endif
2336		2527
2337	#if DB_VERSION_MINOR >= 3	2528	#if DBVER >= 403
2338		2529
2339	MODULE = BDB PACKAGE = BDB::Sequence	2530	MODULE = BDB PACKAGE = BDB::Sequence
2340		2531
2341	void	2532	void
2342	DESTROY (DB_SEQUENCE_ornuked *seq)	2533	DESTROY (DB_SEQUENCE_ornuked *seq)

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