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Comparing BDB/BDB.xs (file contents):
Revision 1.47 by root, Fri Jul 18 22:39:10 2008 UTC vs.
Revision 1.70 by root, Wed Jul 15 14:53:52 2009 UTC

		1	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
		2
1	#include "xthread.h"	3	#include "xthread.h"
2		4
3	#include <errno.h>	5	#include <errno.h>
4		6
5	#include "EXTERN.h"	7	#include "EXTERN.h"
6	#include "perl.h"	8	#include "perl.h"
7	#include "XSUB.h"	9	#include "XSUB.h"
8		10
		11	#include "schmorp.h"
		12
9	// perl stupidly defines these as macros, breaking	13	// perl stupidly defines these as argument-less macros, breaking
10	// lots and lots of code.	14	// lots and lots of code.
11	#undef open	15	#undef open
12	#undef close	16	#undef close
13	#undef abort	17	#undef abort
14	#undef malloc	18	#undef malloc
…		…
34	#endif	38	#endif
35		39
36	/* number of seconds after which idle threads exit */	40	/* number of seconds after which idle threads exit */
37	#define IDLE_TIMEOUT 10	41	#define IDLE_TIMEOUT 10
38		42
		43	typedef SV SV_mutable;
		44
39	typedef DB_ENV DB_ENV_ornull;	45	typedef DB_ENV DB_ENV_ornull;
40	typedef DB_TXN DB_TXN_ornull;	46	typedef DB_TXN DB_TXN_ornull;
41	typedef DBC DBC_ornull;	47	typedef DBC DBC_ornull;
42	typedef DB DB_ornull;	48	typedef DB DB_ornull;
43		49
…		…
49	#if DB_VERSION_MINOR >= 3	55	#if DB_VERSION_MINOR >= 3
50	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	56	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
51	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;	57	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
52	#endif	58	#endif
53		59
54	typedef SV SV8; /* byte-sv, used for argument-checking */
55	typedef char *bdb_filename;	60	typedef char *bdb_filename;
56		61
57	static SV *prepare_cb;	62	static SV *prepare_cb;
58		63
59	#if DB_VERSION_MINOR >= 6	64	#if DB_VERSION_MINOR >= 6
…		…
130	dbt_to_sv (SV *sv, DBT *dbt)	135	dbt_to_sv (SV *sv, DBT *dbt)
131	{	136	{
132	if (sv)	137	if (sv)
133	{	138	{
134	SvREADONLY_off (sv);	139	SvREADONLY_off (sv);
		140
		141	if (dbt->data)
135	sv_setpvn_mg (sv, dbt->data, dbt->size);	142	sv_setpvn_mg (sv, dbt->data, dbt->size);
		143	else
		144	sv_setsv_mg (sv, &PL_sv_undef);
		145
136	SvREFCNT_dec (sv);	146	SvREFCNT_dec (sv);
137	}	147	}
138		148
139	free (dbt->data);	149	free (dbt->data);
140	}	150	}
141		151
142	enum {	152	enum {
143	REQ_QUIT,	153	REQ_QUIT,
144	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	154	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
145	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,	155	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
		156	REQ_ENV_LOG_ARCHIVE,
146	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,	157	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_VERIFY, REQ_DB_UPGRADE,
147	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	158	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
148	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,	159	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
149	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,	160	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
150	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,	161	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
151	};	162	};
…		…
171	DB_KEY_RANGE key_range;	182	DB_KEY_RANGE key_range;
172	#if DB_VERSION_MINOR >= 3	183	#if DB_VERSION_MINOR >= 3
173	DB_SEQUENCE *seq;	184	DB_SEQUENCE *seq;
174	db_seq_t seq_t;	185	db_seq_t seq_t;
175	#endif	186	#endif
		187
		188	SV *rsv1, *rsv2; // keep some request objects alive
176	} bdb_cb;	189	} bdb_cb;
177		190
178	typedef bdb_cb *bdb_req;	191	typedef bdb_cb *bdb_req;
179		192
180	enum {	193	enum {
…		…
234	}	247	}
235		248
236	static volatile unsigned int nreqs, nready, npending;	249	static volatile unsigned int nreqs, nready, npending;
237	static volatile unsigned int max_idle = 4;	250	static volatile unsigned int max_idle = 4;
238	static volatile unsigned int max_outstanding = 0xffffffff;	251	static volatile unsigned int max_outstanding = 0xffffffff;
239	static int respipe_osf [2], respipe [2] = { -1, -1 };	252	static s_epipe respipe;
240		253
241	static mutex_t reslock = X_MUTEX_INIT;	254	static mutex_t reslock = X_MUTEX_INIT;
242	static mutex_t reqlock = X_MUTEX_INIT;	255	static mutex_t reqlock = X_MUTEX_INIT;
243	static cond_t reqwait = X_COND_INIT;	256	static cond_t reqwait = X_COND_INIT;
244		257
…		…
339	abort ();	352	abort ();
340	}	353	}
341		354
342	static int poll_cb (void);	355	static int poll_cb (void);
343	static void req_free (bdb_req req);	356	static void req_free (bdb_req req);
344	static void req_cancel (bdb_req req);
345		357
346	static int req_invoke (bdb_req req)	358	static int req_invoke (bdb_req req)
347	{	359	{
348	dSP;	360	switch (req->type)
		361	{
		362	case REQ_DB_CLOSE:
		363	SvREFCNT_dec (req->sv1);
		364	break;
		365
		366	case REQ_DB_GET:
		367	case REQ_DB_PGET:
		368	case REQ_C_GET:
		369	case REQ_C_PGET:
		370	case REQ_DB_PUT:
		371	case REQ_C_PUT:
		372	dbt_to_sv (req->sv1, &req->dbt1);
		373	dbt_to_sv (req->sv2, &req->dbt2);
		374	dbt_to_sv (req->sv3, &req->dbt3);
		375	break;
		376
		377	case REQ_DB_KEY_RANGE:
		378	{
		379	AV *av = newAV ();
		380
		381	av_push (av, newSVnv (req->key_range.less));
		382	av_push (av, newSVnv (req->key_range.equal));
		383	av_push (av, newSVnv (req->key_range.greater));
		384
		385	av = (AV *)newRV_noinc ((SV *)av);
		386
		387	SvREADONLY_off (req->sv1);
		388	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		389	SvREFCNT_dec (av);
		390	SvREFCNT_dec (req->sv1);
		391	}
		392	break;
		393
		394	#if DB_VERSION_MINOR >= 3
		395	case REQ_SEQ_GET:
		396	SvREADONLY_off (req->sv1);
		397
		398	if (sizeof (IV) > 4)
		399	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		400	else
		401	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		402
		403	SvREFCNT_dec (req->sv1);
		404	break;
		405	#endif
		406
		407	case REQ_ENV_LOG_ARCHIVE:
		408	{
		409	AV *av = newAV ();
		410	char **listp = (char **)req->buf1;
		411
		412	if (listp)
		413	while (*listp)
		414	av_push (av, newSVpv (*listp, 0)), ++listp;
		415
		416	av = (AV *)newRV_noinc ((SV *)av);
		417
		418	SvREADONLY_off (req->sv1);
		419	sv_setsv_mg (req->sv1, (SV *)av);
		420	SvREFCNT_dec (av);
		421	SvREFCNT_dec (req->sv1);
		422	}
		423	break;
		424	}
		425
		426	errno = req->result;
349		427
350	if (req->callback)	428	if (req->callback)
351	{	429	{
		430	dSP;
		431
352	ENTER;	432	ENTER;
353	SAVETMPS;	433	SAVETMPS;
354	PUSHMARK (SP);	434	PUSHMARK (SP);
355		435
356	switch (req->type)
357	{
358	case REQ_DB_CLOSE:
359	SvREFCNT_dec (req->sv1);
360	break;
361
362	case REQ_DB_GET:
363	case REQ_DB_PGET:
364	dbt_to_sv (req->sv3, &req->dbt3);
365	break;
366
367	case REQ_C_GET:
368	case REQ_C_PGET:
369	dbt_to_sv (req->sv1, &req->dbt1);
370	dbt_to_sv (req->sv2, &req->dbt2);
371	dbt_to_sv (req->sv3, &req->dbt3);
372	break;
373
374	case REQ_DB_PUT:
375	case REQ_C_PUT:
376	dbt_to_sv (0, &req->dbt1);
377	dbt_to_sv (0, &req->dbt2);
378	break;
379
380	case REQ_DB_KEY_RANGE:
381	{
382	AV *av = newAV ();
383
384	av_push (av, newSVnv (req->key_range.less));
385	av_push (av, newSVnv (req->key_range.equal));
386	av_push (av, newSVnv (req->key_range.greater));
387
388	SvREADONLY_off (req->sv1);
389	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
390	SvREFCNT_dec (req->sv1);
391	}
392	break;
393
394	#if DB_VERSION_MINOR >= 3
395	case REQ_SEQ_GET:
396	SvREADONLY_off (req->sv1);
397
398	if (sizeof (IV) > 4)
399	sv_setiv_mg (req->sv1, (IV)req->seq_t);
400	else
401	sv_setnv_mg (req->sv1, (NV)req->seq_t);
402
403	SvREFCNT_dec (req->sv1);
404	break;
405	#endif
406	}
407
408	errno = req->result;
409
410	PUTBACK;	436	PUTBACK;
411	call_sv (req->callback, G_VOID | G_EVAL);	437	call_sv (req->callback, G_VOID | G_EVAL);
412	SPAGAIN;	438	SPAGAIN;
413		439
414	FREETMPS;	440	FREETMPS;
415	LEAVE;	441	LEAVE;
		442
		443	return !SvTRUE (ERRSV);
416	}	444	}
417		445
418	return !SvTRUE (ERRSV);	446	return 1;
419	}	447	}
420		448
421	static void req_free (bdb_req req)	449	static void req_free (bdb_req req)
422	{	450	{
423	SvREFCNT_dec (req->callback);	451	SvREFCNT_dec (req->callback);
		452
		453	SvREFCNT_dec (req->rsv1);
		454	SvREFCNT_dec (req->rsv2);
424		455
425	free (req->buf1);	456	free (req->buf1);
426	free (req->buf2);	457	free (req->buf2);
427	free (req->buf3);	458	free (req->buf3);
428		459
429	Safefree (req);	460	Safefree (req);
430	}	461	}
431		462
432	#ifdef USE_SOCKETS_AS_HANDLES
433	# define TO_SOCKET(x) (win32_get_osfhandle (x))
434	#else
435	# define TO_SOCKET(x) (x)
436	#endif
437
438	static void	463	static void
439	create_respipe (void)	464	create_respipe (void)
440	{	465	{
441	#ifdef _WIN32
442	int arg; /* argg */
443	#endif
444	int old_readfd = respipe [0];
445
446	if (respipe [1] >= 0)
447	respipe_close (TO_SOCKET (respipe [1]));
448
449	#ifdef _WIN32
450	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
451	#else
452	if (pipe (respipe))	466	if (s_epipe_renew (&respipe))
453	#endif	467	croak ("BDB: unable to create event pipe");
454	croak ("unable to initialize result pipe");
455
456	if (old_readfd >= 0)
457	{
458	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
459	croak ("unable to initialize result pipe(2)");
460
461	respipe_close (respipe [0]);
462	respipe [0] = old_readfd;
463	}
464
465	#ifdef _WIN32
466	arg = 1;
467	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
468	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
469	#else
470	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
471	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
472	#endif
473	croak ("unable to initialize result pipe(3)");
474
475	respipe_osf [0] = TO_SOCKET (respipe [0]);
476	respipe_osf [1] = TO_SOCKET (respipe [1]);
477	}	468	}
478		469
		470	static void bdb_request (bdb_req req);
479	X_THREAD_PROC (bdb_proc);	471	X_THREAD_PROC (bdb_proc);
480		472
481	static void start_thread (void)	473	static void start_thread (void)
482	{	474	{
483	worker *wrk = calloc (1, sizeof (worker));	475	worker *wrk = calloc (1, sizeof (worker));
…		…
524	on_next_submit = 0;	516	on_next_submit = 0;
525		517
526	PUSHMARK (SP);	518	PUSHMARK (SP);
527	PUTBACK;	519	PUTBACK;
528	call_sv (cb, G_DISCARD | G_EVAL);	520	call_sv (cb, G_DISCARD | G_EVAL);
		521	SPAGAIN;
529	}	522	}
530		523
531	// synthesize callback if none given	524	// synthesize callback if none given
532	if (!req->callback)	525	if (!req->callback)
533	{	526	{
		527	if (SvOK (prepare_cb))
		528	{
534	int count;	529	int count;
535		530
536	dSP;	531	dSP;
537	PUSHMARK (SP);	532	PUSHMARK (SP);
538	PUTBACK;	533	PUTBACK;
539	count = call_sv (prepare_cb, G_ARRAY);	534	count = call_sv (prepare_cb, G_ARRAY);
540	SPAGAIN;	535	SPAGAIN;
541		536
542	if (count != 2)	537	if (count != 2)
543	croak ("prepare callback must return exactly two values\n");	538	croak ("sync prepare callback must return exactly two values\n");
544		539
545	wait_callback = POPs;	540	wait_callback = POPs;
546	SvREFCNT_dec (req->callback);
547	req->callback = SvREFCNT_inc (POPs);	541	req->callback = SvREFCNT_inc (POPs);
		542	}
		543	else
		544	{
		545	// execute request synchronously
		546	bdb_request (req);
		547	req_invoke (req);
		548	req_free (req);
		549	return;
		550	}
548	}	551	}
549		552
550	++nreqs;	553	++nreqs;
551		554
552	X_LOCK (reqlock);	555	X_LOCK (reqlock);
…		…
566	}	569	}
567	}	570	}
568		571
569	static void end_thread (void)	572	static void end_thread (void)
570	{	573	{
571	bdb_req req;	574	bdb_req req = calloc (1, sizeof (bdb_cb));
572
573	Newz (0, req, 1, bdb_cb);
574		575
575	req->type = REQ_QUIT;	576	req->type = REQ_QUIT;
576	req->pri = PRI_MAX + PRI_BIAS;	577	req->pri = PRI_MAX + PRI_BIAS;
577		578
578	X_LOCK (reqlock);	579	X_LOCK (reqlock);
…		…
607	end_thread ();	608	end_thread ();
608	}	609	}
609		610
610	static void poll_wait (void)	611	static void poll_wait (void)
611	{	612	{
612	fd_set rfd;
613
614	while (nreqs)	613	while (nreqs)
615	{	614	{
616	int size;	615	int size;
617	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	616	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
618	size = res_queue.size;	617	size = res_queue.size;
…		…
621	if (size)	620	if (size)
622	return;	621	return;
623		622
624	maybe_start_thread ();	623	maybe_start_thread ();
625		624
626	FD_ZERO (&rfd);	625	s_epipe_wait (&respipe);
627	FD_SET (respipe [0], &rfd);
628
629	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
630	}	626	}
631	}	627	}
632		628
633	static int poll_cb (void)	629	static int poll_cb (void)
634	{	630	{
…		…
654	if (req)	650	if (req)
655	{	651	{
656	--npending;	652	--npending;
657		653
658	if (!res_queue.size)	654	if (!res_queue.size)
659	{
660	/* read any signals sent by the worker threads */	655	/* read any signals sent by the worker threads */
661	char buf [4];	656	s_epipe_drain (&respipe);
662	while (respipe_read (respipe [0], buf, 4) == 4)
663	;
664	}
665	}	657	}
666		658
667	X_UNLOCK (reslock);	659	X_UNLOCK (reslock);
668		660
669	if (!req)	661	if (!req)
…		…
704	return count;	696	return count;
705	}	697	}
706		698
707	/*****************************************************************************/	699	/*****************************************************************************/
708		700
		701	static void
		702	bdb_request (bdb_req req)
		703	{
		704	switch (req->type)
		705	{
		706	case REQ_ENV_OPEN:
		707	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		708	break;
		709
		710	case REQ_ENV_CLOSE:
		711	req->result = req->env->close (req->env, req->uint1);
		712	break;
		713
		714	case REQ_ENV_TXN_CHECKPOINT:
		715	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		716	break;
		717
		718	case REQ_ENV_LOCK_DETECT:
		719	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		720	break;
		721
		722	case REQ_ENV_MEMP_SYNC:
		723	req->result = req->env->memp_sync (req->env, 0);
		724	break;
		725
		726	case REQ_ENV_MEMP_TRICKLE:
		727	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		728	break;
		729
		730	case REQ_ENV_DBREMOVE:
		731	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		732	break;
		733
		734	case REQ_ENV_DBRENAME:
		735	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		736	break;
		737
		738	case REQ_DB_OPEN:
		739	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		740	break;
		741
		742	case REQ_DB_CLOSE:
		743	req->result = req->db->close (req->db, req->uint1);
		744	break;
		745
		746	#if DB_VERSION_MINOR >= 4
		747	case REQ_DB_COMPACT:
		748	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);
		749	break;
		750	#endif
		751
		752	case REQ_DB_SYNC:
		753	req->result = req->db->sync (req->db, req->uint1);
		754	break;
		755
		756	case REQ_DB_VERIFY:
		757	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		758	break;
		759
		760	case REQ_DB_UPGRADE:
		761	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		762	break;
		763
		764	case REQ_DB_PUT:
		765	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		766	break;
		767
		768	#if DB_VERSION_MINOR >= 6
		769	case REQ_DB_EXISTS:
		770	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		771	break;
		772	#endif
		773	case REQ_DB_GET:
		774	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		775	break;
		776
		777	case REQ_DB_PGET:
		778	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		779	break;
		780
		781	case REQ_DB_DEL:
		782	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		783	break;
		784
		785	case REQ_DB_KEY_RANGE:
		786	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		787	break;
		788
		789	case REQ_TXN_COMMIT:
		790	req->result = req->txn->commit (req->txn, req->uint1);
		791	break;
		792
		793	case REQ_TXN_ABORT:
		794	req->result = req->txn->abort (req->txn);
		795	break;
		796
		797	case REQ_TXN_FINISH:
		798	if (req->txn->flags & TXN_DEADLOCK)
		799	{
		800	req->result = req->txn->abort (req->txn);
		801	if (!req->result)
		802	req->result = DB_LOCK_DEADLOCK;
		803	}
		804	else
		805	req->result = req->txn->commit (req->txn, req->uint1);
		806	break;
		807
		808	case REQ_C_CLOSE:
		809	req->result = req->dbc->c_close (req->dbc);
		810	break;
		811
		812	case REQ_C_COUNT:
		813	{
		814	db_recno_t recno;
		815	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		816	req->uv1 = recno;
		817	}
		818	break;
		819
		820	case REQ_C_PUT:
		821	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		822	break;
		823
		824	case REQ_C_GET:
		825	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		826	break;
		827
		828	case REQ_C_PGET:
		829	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		830	break;
		831
		832	case REQ_C_DEL:
		833	req->result = req->dbc->c_del (req->dbc, req->uint1);
		834	break;
		835
		836	#if DB_VERSION_MINOR >= 3
		837	case REQ_SEQ_OPEN:
		838	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		839	break;
		840
		841	case REQ_SEQ_CLOSE:
		842	req->result = req->seq->close (req->seq, req->uint1);
		843	break;
		844
		845	case REQ_SEQ_GET:
		846	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		847	break;
		848
		849	case REQ_SEQ_REMOVE:
		850	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		851	break;
		852	#endif
		853
		854	case REQ_ENV_LOG_ARCHIVE:
		855	{
		856	char **listp = 0; /* DB_ARCH_REMOVE does not touch listp, contrary to docs */
		857	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		858	req->buf1 = (char *)listp;
		859	}
		860	break;
		861
		862	default:
		863	req->result = ENOSYS;
		864	break;
		865	}
		866
		867	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		868	req->txn->flags |= TXN_DEADLOCK;
		869	}
		870
709	X_THREAD_PROC (bdb_proc)	871	X_THREAD_PROC (bdb_proc)
710	{	872	{
711	bdb_req req;	873	bdb_req req;
712	struct timespec ts;	874	struct timespec ts;
713	worker *self = (worker *)thr_arg;	875	worker *self = (worker *)thr_arg;
…		…
715	/* try to distribute timeouts somewhat evenly */	877	/* try to distribute timeouts somewhat evenly */
716	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	878	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
717		879
718	for (;;)	880	for (;;)
719	{	881	{
720	ts.tv_sec = time (0) + IDLE_TIMEOUT;	882	ts.tv_sec = time (0) + IDLE_TIMEOUT;
721		883
722	X_LOCK (reqlock);	884	X_LOCK (reqlock);
723		885
724	for (;;)	886	for (;;)
725	{	887	{
…		…
752	}	914	}
753		915
754	--nready;	916	--nready;
755		917
756	X_UNLOCK (reqlock);	918	X_UNLOCK (reqlock);
757		919
758	switch (req->type)	920	if (req->type == REQ_QUIT)
759	{	921	{
760	case REQ_QUIT:	922	X_LOCK (reslock);
761	req->result = ENOSYS;	923	free (req);
		924	self->req = 0;
		925	X_UNLOCK (reslock);
		926
762	goto quit;	927	goto quit;
763
764	case REQ_ENV_OPEN:
765	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
766	break;
767
768	case REQ_ENV_CLOSE:
769	req->result = req->env->close (req->env, req->uint1);
770	break;
771
772	case REQ_ENV_TXN_CHECKPOINT:
773	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
774	break;
775
776	case REQ_ENV_LOCK_DETECT:
777	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
778	break;
779
780	case REQ_ENV_MEMP_SYNC:
781	req->result = req->env->memp_sync (req->env, 0);
782	break;
783
784	case REQ_ENV_MEMP_TRICKLE:
785	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
786	break;
787
788	case REQ_ENV_DBREMOVE:
789	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
790	break;
791
792	case REQ_ENV_DBRENAME:
793	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
794	break;
795
796	case REQ_DB_OPEN:
797	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
798	break;
799
800	case REQ_DB_CLOSE:
801	req->result = req->db->close (req->db, req->uint1);
802	break;
803
804	#if DB_VERSION_MINOR >= 4
805	case REQ_DB_COMPACT:
806	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
807	break;
808	#endif
809
810	case REQ_DB_SYNC:
811	req->result = req->db->sync (req->db, req->uint1);
812	break;
813
814	case REQ_DB_UPGRADE:
815	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
816	break;
817
818	case REQ_DB_PUT:
819	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
820	break;
821
822	#if DB_VERSION_MINOR >= 6
823	case REQ_DB_EXISTS:
824	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
825	break;
826	#endif
827	case REQ_DB_GET:
828	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
829	break;
830
831	case REQ_DB_PGET:
832	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
833	break;
834
835	case REQ_DB_DEL:
836	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
837	break;
838
839	case REQ_DB_KEY_RANGE:
840	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
841	break;
842
843	case REQ_TXN_COMMIT:
844	req->result = req->txn->commit (req->txn, req->uint1);
845	break;
846
847	case REQ_TXN_ABORT:
848	req->result = req->txn->abort (req->txn);
849	break;
850
851	case REQ_TXN_FINISH:
852	if (req->txn->flags & TXN_DEADLOCK)
853	{
854	req->result = req->txn->abort (req->txn);
855	if (!req->result)
856	req->result = DB_LOCK_DEADLOCK;
857	}
858	else
859	req->result = req->txn->commit (req->txn, req->uint1);
860	break;
861
862	case REQ_C_CLOSE:
863	req->result = req->dbc->c_close (req->dbc);
864	break;
865
866	case REQ_C_COUNT:
867	{
868	db_recno_t recno;
869	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
870	req->uv1 = recno;
871	}
872	break;
873
874	case REQ_C_PUT:
875	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
876	break;
877
878	case REQ_C_GET:
879	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
880	break;
881
882	case REQ_C_PGET:
883	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
884	break;
885
886	case REQ_C_DEL:
887	req->result = req->dbc->c_del (req->dbc, req->uint1);
888	break;
889
890	#if DB_VERSION_MINOR >= 3
891	case REQ_SEQ_OPEN:
892	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
893	break;
894
895	case REQ_SEQ_CLOSE:
896	req->result = req->seq->close (req->seq, req->uint1);
897	break;
898
899	case REQ_SEQ_GET:
900	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
901	break;
902
903	case REQ_SEQ_REMOVE:
904	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
905	break;
906	#endif
907
908	default:
909	req->result = ENOSYS;
910	break;
911	}	928	}
912		929
913	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))	930	bdb_request (req);
914	req->txn->flags |= TXN_DEADLOCK;
915		931
916	X_LOCK (reslock);	932	X_LOCK (reslock);
917		933
918	++npending;	934	++npending;
919		935
920	if (!reqq_push (&res_queue, req))	936	if (!reqq_push (&res_queue, req))
921	/* write a dummy byte to the pipe so fh becomes ready */	937	s_epipe_signal (&respipe);
922	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
923		938
924	self->req = 0;	939	self->req = 0;
925	worker_clear (self);	940	worker_clear (self);
926		941
927	X_UNLOCK (reslock);	942	X_UNLOCK (reslock);
…		…
981	create_respipe ();	996	create_respipe ();
982		997
983	atfork_parent ();	998	atfork_parent ();
984	}	999	}
985		1000
986	#define dREQ(reqtype) \	1001	#define dREQ(reqtype,rsvcnt) \
987	bdb_req req; \	1002	bdb_req req; \
988	int req_pri = next_pri; \	1003	int req_pri = next_pri; \
989	next_pri = DEFAULT_PRI + PRI_BIAS; \	1004	next_pri = DEFAULT_PRI + PRI_BIAS; \
990	\	1005	\
991	if (callback && SvOK (callback)) \	1006	if (callback && SvOK (callback)) \
…		…
993	\	1008	\
994	Newz (0, req, 1, bdb_cb); \	1009	Newz (0, req, 1, bdb_cb); \
995	if (!req) \	1010	if (!req) \
996	croak ("out of memory during bdb_req allocation"); \	1011	croak ("out of memory during bdb_req allocation"); \
997	\	1012	\
998	req->callback = cb ? SvREFCNT_inc (cb) : 0; \	1013	req->callback = SvREFCNT_inc (cb); \
999	req->type = (reqtype); \	1014	req->type = (reqtype); \
1000	req->pri = req_pri	1015	req->pri = req_pri; \
		1016	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1017	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1018	(void)0;
1001		1019
1002	#define REQ_SEND \	1020	#define REQ_SEND \
1003	req_send (req)	1021	req_send (req)
1004		1022
1005	#define SvPTR(var, arg, type, class, nullok) \	1023	#define SvPTR(var, arg, type, class, nullok) \
…		…
1012	} \	1030	} \
1013	else if (sv_derived_from ((arg), # class)) \	1031	else if (sv_derived_from ((arg), # class)) \
1014	{ \	1032	{ \
1015	IV tmp = SvIV ((SV*) SvRV (arg)); \	1033	IV tmp = SvIV ((SV*) SvRV (arg)); \
1016	(var) = INT2PTR (type, tmp); \	1034	(var) = INT2PTR (type, tmp); \
1017	if (!var && nullok != 2) \	1035	if (!var && nullok != 2) \
1018	croak (# var " is not a valid " # class " object anymore"); \	1036	croak (# var " is not a valid " # class " object anymore"); \
1019	} \	1037	} \
1020	else \	1038	else \
1021	croak (# var " is not of type " # class);	1039	croak (# var " is not of type " # class);
		1040
		1041	#define ARG_MUTABLE(name) \
		1042	if (SvREADONLY (name)) \
		1043	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
1022		1044
1023	static void	1045	static void
1024	ptr_nuke (SV *sv)	1046	ptr_nuke (SV *sv)
1025	{	1047	{
1026	assert (SvROK (sv));	1048	assert (SvROK (sv));
…		…
1097	}	1119	}
1098		1120
1099	return 0;	1121	return 0;
1100	}	1122	}
1101		1123
		1124	/*****************************************************************************/
		1125
		1126	#if 0
		1127	static int
		1128	bt_pfxc_compare (DB *db, const DBT *dbt1, const DBT *dbt2)
		1129	{
		1130	ssize_t size1 = dbt1->size;
		1131	ssize_t size2 = dbt2->size;
		1132	int res = memcmp ((void *)dbt1->data, (void *)dbt2->data,
		1133	size1 <= size2 ? size1 : size2);
		1134
		1135	if (res)
		1136	return res;
		1137	else if (size1 - size2)
		1138	return size1 - size2;
		1139	else
		1140	return 0;
		1141	}
		1142
		1143	static size_t
		1144	bt_pfxc_prefix_x (DB *db, const DBT *dbt1, const DBT *dbt2)
		1145	{
		1146	ssize_t size1 = dbt1->size;
		1147	ssize_t size2 = dbt2->size;
		1148	u_int8_t *p1 = (u_int8_t *)dbt1->data;
		1149	u_int8_t *p2 = (u_int8_t *)dbt2->data;
		1150	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1151
		1152	while (p1 < pe)
		1153	if (*p1++ != *p2++)
		1154	return p1 - (u_int8_t *)dbt1->data - 1;
		1155
		1156	if (size1 < size2) return size1 + 1;
		1157	if (size1 > size2) return size2 + 1;
		1158
		1159	return size1;
		1160	}
		1161	#endif
		1162
		1163	/*****************************************************************************/
		1164
1102	/* stupid windoes defined CALLBACK as well */	1165	/* stupid windows defines CALLBACK as well */
1103	#undef CALLBACK	1166	#undef CALLBACK
1104	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));	1167	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1105		1168
1106	MODULE = BDB PACKAGE = BDB	1169	MODULE = BDB PACKAGE = BDB
1107		1170
…		…
1160	const_iv (NOSYNC)	1223	const_iv (NOSYNC)
1161	const_iv (CHKSUM)	1224	const_iv (CHKSUM)
1162	const_iv (ENCRYPT)	1225	const_iv (ENCRYPT)
1163	const_iv (DUP)	1226	const_iv (DUP)
1164	const_iv (DUPSORT)	1227	const_iv (DUPSORT)
1165	const_iv (RECNUM)	1228	//const_iv (RECNUM)
1166	const_iv (RENUMBER)	1229	const_iv (RENUMBER)
1167	const_iv (REVSPLITOFF)	1230	const_iv (REVSPLITOFF)
1168	const_iv (CONSUME)	1231	const_iv (CONSUME)
1169	const_iv (CONSUME_WAIT)	1232	const_iv (CONSUME_WAIT)
1170	const_iv (GET_BOTH)	1233	const_iv (GET_BOTH)
…		…
1242	const_iv (REP_UNAVAIL)	1305	const_iv (REP_UNAVAIL)
1243	const_iv (RUNRECOVERY)	1306	const_iv (RUNRECOVERY)
1244	const_iv (SECONDARY_BAD)	1307	const_iv (SECONDARY_BAD)
1245	const_iv (VERIFY_BAD)	1308	const_iv (VERIFY_BAD)
1246		1309
		1310	const_iv (SALVAGE)
		1311	const_iv (AGGRESSIVE)
		1312	const_iv (PRINTABLE)
		1313	const_iv (NOORDERCHK)
		1314	const_iv (ORDERCHKONLY)
		1315
		1316	const_iv (ARCH_ABS)
		1317	const_iv (ARCH_DATA)
		1318	const_iv (ARCH_LOG)
		1319	const_iv (ARCH_REMOVE)
		1320
1247	const_iv (VERB_DEADLOCK)	1321	const_iv (VERB_DEADLOCK)
1248	const_iv (VERB_RECOVERY)	1322	const_iv (VERB_RECOVERY)
1249	const_iv (VERB_REPLICATION)	1323	const_iv (VERB_REPLICATION)
1250	const_iv (VERB_WAITSFOR)	1324	const_iv (VERB_WAITSFOR)
1251		1325
…		…
1284	const_iv (PRIORITY_VERY_LOW)	1358	const_iv (PRIORITY_VERY_LOW)
1285	const_iv (PRIORITY_LOW)	1359	const_iv (PRIORITY_LOW)
1286	const_iv (PRIORITY_DEFAULT)	1360	const_iv (PRIORITY_DEFAULT)
1287	const_iv (PRIORITY_HIGH)	1361	const_iv (PRIORITY_HIGH)
1288	const_iv (PRIORITY_VERY_HIGH)	1362	const_iv (PRIORITY_VERY_HIGH)
		1363	const_iv (IGNORE_LEASE)
1289	#endif	1364	#endif
1290	#if DB_VERSION_MINOR >= 7	1365	#if DB_VERSION_MINOR >= 7
		1366	//const_iv (MULTIPLE_KEY)
1291	const_iv (LOG_DIRECT)	1367	const_iv (LOG_DIRECT)
1292	const_iv (LOG_DSYNC)	1368	const_iv (LOG_DSYNC)
1293	const_iv (LOG_AUTO_REMOVE)	1369	const_iv (LOG_AUTO_REMOVE)
1294	const_iv (LOG_IN_MEMORY)	1370	const_iv (LOG_IN_MEMORY)
1295	const_iv (LOG_ZERO)	1371	const_iv (LOG_ZERO)
…		…
1304	};	1380	};
1305		1381
1306	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1382	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1307	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1383	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1308		1384
		1385	prepare_cb = &PL_sv_undef;
		1386
1309	{	1387	{
1310	/* we currently only allow version, minor-version and patchlevel to go up to 255 */	1388	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
1311	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };	1389	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1312		1390
1313	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));	1391	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
…		…
1399		1477
1400	int	1478	int
1401	poll_fileno ()	1479	poll_fileno ()
1402	PROTOTYPE:	1480	PROTOTYPE:
1403	CODE:	1481	CODE:
1404	RETVAL = respipe [0];	1482	RETVAL = s_epipe_fd (&respipe);
1405	OUTPUT:	1483	OUTPUT:
1406	RETVAL	1484	RETVAL
1407		1485
1408	int	1486	int
1409	poll_cb (...)	1487	poll_cb (...)
…		…
1451	RETVAL = started;	1529	RETVAL = started;
1452	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1530	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1453	OUTPUT:	1531	OUTPUT:
1454	RETVAL	1532	RETVAL
1455		1533
1456	void	1534	SV *
1457	set_sync_prepare (SV *cb)	1535	set_sync_prepare (SV *cb)
1458	PROTOTYPE: &	1536	PROTOTYPE: &
1459	CODE:	1537	CODE:
1460	SvREFCNT_dec (prepare_cb);	1538	RETVAL = prepare_cb;
1461	prepare_cb = newSVsv (cb);	1539	prepare_cb = newSVsv (cb);
		1540	OUTPUT:
		1541	RETVAL
1462		1542
1463	char *	1543	char *
1464	strerror (int errorno = errno)	1544	strerror (int errorno = errno)
1465	PROTOTYPE: ;$	1545	PROTOTYPE: ;$
1466	CODE:	1546	CODE:
…		…
1494	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)	1574	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
1495	PREINIT:	1575	PREINIT:
1496	CALLBACK	1576	CALLBACK
1497	CODE:	1577	CODE:
1498	{	1578	{
1499	dREQ (REQ_ENV_OPEN);	1579	dREQ (REQ_ENV_OPEN, 1);
1500	req->env = env;	1580	req->env = env;
1501	req->uint1 = open_flags | DB_THREAD;	1581	req->uint1 = open_flags | DB_THREAD;
1502	req->int1 = mode;	1582	req->int1 = mode;
1503	req->buf1 = strdup_ornull (db_home);	1583	req->buf1 = strdup_ornull (db_home);
1504	REQ_SEND;	1584	REQ_SEND;
…		…
1508	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)	1588	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
1509	PREINIT:	1589	PREINIT:
1510	CALLBACK	1590	CALLBACK
1511	CODE:	1591	CODE:
1512	{	1592	{
1513	dREQ (REQ_ENV_CLOSE);	1593	dREQ (REQ_ENV_CLOSE, 0);
		1594	ptr_nuke (ST (0));
1514	req->env = env;	1595	req->env = env;
1515	req->uint1 = flags;	1596	req->uint1 = flags;
1516	REQ_SEND;	1597	REQ_SEND;
1517	ptr_nuke (ST (0));
1518	}	1598	}
1519		1599
1520	void	1600	void
1521	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)	1601	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
1522	PREINIT:	1602	PREINIT:
1523	CALLBACK	1603	CALLBACK
1524	CODE:	1604	CODE:
1525	{	1605	{
1526	dREQ (REQ_ENV_TXN_CHECKPOINT);	1606	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1527	req->env = env;	1607	req->env = env;
1528	req->uint1 = kbyte;	1608	req->uint1 = kbyte;
1529	req->int1 = min;	1609	req->int1 = min;
1530	req->uint2 = flags;	1610	req->uint2 = flags;
1531	REQ_SEND;	1611	REQ_SEND;
…		…
1535	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)	1615	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
1536	PREINIT:	1616	PREINIT:
1537	CALLBACK	1617	CALLBACK
1538	CODE:	1618	CODE:
1539	{	1619	{
1540	dREQ (REQ_ENV_LOCK_DETECT);	1620	dREQ (REQ_ENV_LOCK_DETECT, 1);
1541	req->env = env;	1621	req->env = env;
1542	req->uint1 = flags;	1622	req->uint1 = flags;
1543	req->uint2 = atype;	1623	req->uint2 = atype;
1544	/* req->int2 = 0; dummy */	1624	/* req->int2 = 0; dummy */
1545	REQ_SEND;	1625	REQ_SEND;
…		…
1549	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)	1629	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
1550	PREINIT:	1630	PREINIT:
1551	CALLBACK	1631	CALLBACK
1552	CODE:	1632	CODE:
1553	{	1633	{
1554	dREQ (REQ_ENV_MEMP_SYNC);	1634	dREQ (REQ_ENV_MEMP_SYNC, 1);
1555	req->env = env;	1635	req->env = env;
1556	REQ_SEND;	1636	REQ_SEND;
1557	}	1637	}
1558		1638
1559	void	1639	void
1560	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)	1640	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
1561	PREINIT:	1641	PREINIT:
1562	CALLBACK	1642	CALLBACK
1563	CODE:	1643	CODE:
1564	{	1644	{
1565	dREQ (REQ_ENV_MEMP_TRICKLE);	1645	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1566	req->env = env;	1646	req->env = env;
1567	req->int1 = percent;	1647	req->int1 = percent;
1568	REQ_SEND;	1648	REQ_SEND;
1569	}	1649	}
1570		1650
…		…
1572	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)	1652	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
1573	PREINIT:	1653	PREINIT:
1574	CALLBACK	1654	CALLBACK
1575	CODE:	1655	CODE:
1576	{	1656	{
1577	dREQ (REQ_ENV_DBREMOVE);	1657	dREQ (REQ_ENV_DBREMOVE, 2);
1578	req->env = env;	1658	req->env = env;
1579	req->buf1 = strdup_ornull (file);	1659	req->buf1 = strdup_ornull (file);
1580	req->buf2 = strdup_ornull (database);	1660	req->buf2 = strdup_ornull (database);
1581	req->uint1 = flags;	1661	req->uint1 = flags;
1582	REQ_SEND;	1662	REQ_SEND;
…		…
1586	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)	1666	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)
1587	PREINIT:	1667	PREINIT:
1588	CALLBACK	1668	CALLBACK
1589	CODE:	1669	CODE:
1590	{	1670	{
1591	dREQ (REQ_ENV_DBRENAME);	1671	dREQ (REQ_ENV_DBRENAME, 2);
1592	req->env = env;	1672	req->env = env;
1593	req->buf1 = strdup_ornull (file);	1673	req->buf1 = strdup_ornull (file);
1594	req->buf2 = strdup_ornull (database);	1674	req->buf2 = strdup_ornull (database);
1595	req->buf3 = strdup_ornull (newname);	1675	req->buf3 = strdup_ornull (newname);
1596	req->uint1 = flags;	1676	req->uint1 = flags;
1597	REQ_SEND;	1677	REQ_SEND;
1598	}	1678	}
1599		1679
		1680	void
		1681	db_env_log_archive (DB_ENV *env, SV_mutable *listp, U32 flags = 0, SV *callback = 0)
		1682	PREINIT:
		1683	CALLBACK
		1684	CODE:
		1685	{
		1686	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1687	req->sv1 = SvREFCNT_inc (listp);
		1688	req->env = env;
		1689	req->uint1 = flags;
		1690	REQ_SEND;
		1691	}
		1692
1600	DB *	1693	DB *
1601	db_create (DB_ENV *env = 0, U32 flags = 0)	1694	db_create (DB_ENV *env = 0, U32 flags = 0)
1602	CODE:	1695	CODE:
1603	{	1696	{
1604	errno = db_create (&RETVAL, env, flags);	1697	errno = db_create (&RETVAL, env, flags);
…		…
1615	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)	1708	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
1616	PREINIT:	1709	PREINIT:
1617	CALLBACK	1710	CALLBACK
1618	CODE:	1711	CODE:
1619	{	1712	{
1620	dREQ (REQ_DB_OPEN);	1713	dREQ (REQ_DB_OPEN, 2);
1621	req->db = db;	1714	req->db = db;
1622	req->txn = txnid;	1715	req->txn = txnid;
1623	req->buf1 = strdup_ornull (file);	1716	req->buf1 = strdup_ornull (file);
1624	req->buf2 = strdup_ornull (database);	1717	req->buf2 = strdup_ornull (database);
1625	req->int1 = type;	1718	req->int1 = type;
…		…
1632	db_close (DB *db, U32 flags = 0, SV *callback = 0)	1725	db_close (DB *db, U32 flags = 0, SV *callback = 0)
1633	PREINIT:	1726	PREINIT:
1634	CALLBACK	1727	CALLBACK
1635	CODE:	1728	CODE:
1636	{	1729	{
1637	dREQ (REQ_DB_CLOSE);	1730	dREQ (REQ_DB_CLOSE, 0);
		1731	ptr_nuke (ST (0));
1638	req->db = db;	1732	req->db = db;
1639	req->uint1 = flags;	1733	req->uint1 = flags;
1640	req->sv1 = (SV *)db->app_private;	1734	req->sv1 = (SV *)db->app_private;
1641	REQ_SEND;	1735	REQ_SEND;
1642	ptr_nuke (ST (0));
1643	}	1736	}
1644		1737
1645	#if DB_VERSION_MINOR >= 4	1738	#if DB_VERSION_MINOR >= 4
1646		1739
1647	void	1740	void
1648	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)	1741	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)
1649	PREINIT:	1742	PREINIT:
1650	CALLBACK	1743	CALLBACK
1651	CODE:	1744	CODE:
1652	{	1745	{
1653	dREQ (REQ_DB_COMPACT);	1746	dREQ (REQ_DB_COMPACT, 2);
1654	req->db = db;	1747	req->db = db;
1655	req->txn = txn;	1748	req->txn = txn;
1656	sv_to_dbt (&req->dbt1, start);	1749	if (start) sv_to_dbt (&req->dbt1, start);
1657	sv_to_dbt (&req->dbt2, stop);	1750	if (stop ) sv_to_dbt (&req->dbt2, stop );
1658	req->uint1 = flags;	1751	req->uint1 = flags;
1659	REQ_SEND;	1752	REQ_SEND;
1660	}	1753	}
1661		1754
1662	#endif	1755	#endif
…		…
1665	db_sync (DB *db, U32 flags = 0, SV *callback = 0)	1758	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
1666	PREINIT:	1759	PREINIT:
1667	CALLBACK	1760	CALLBACK
1668	CODE:	1761	CODE:
1669	{	1762	{
1670	dREQ (REQ_DB_SYNC);	1763	dREQ (REQ_DB_SYNC, 1);
1671	req->db = db;	1764	req->db = db;
1672	req->uint1 = flags;	1765	req->uint1 = flags;
1673	REQ_SEND;	1766	REQ_SEND;
1674	}	1767	}
1675		1768
1676	void	1769	void
		1770	db_verify (DB *db, bdb_filename file, bdb_filename database = 0, SV *dummy = 0, U32 flags = 0, SV *callback = 0)
		1771	PREINIT:
		1772	CALLBACK
		1773	CODE:
		1774	{
		1775	dREQ (REQ_DB_VERIFY, 1);
		1776	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1777	req->db = db;
		1778	req->buf1 = strdup (file);
		1779	req->buf2 = strdup_ornull (database);
		1780	req->uint1 = flags;
		1781	REQ_SEND;
		1782	}
		1783
		1784	void
1677	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)	1785	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
1678	PREINIT:	1786	PREINIT:
1679	CALLBACK	1787	CALLBACK
1680	CODE:	1788	CODE:
1681	{	1789	{
1682	dREQ (REQ_DB_SYNC);	1790	dREQ (REQ_DB_UPGRADE, 1);
1683	req->db = db;	1791	req->db = db;
1684	req->buf1 = strdup (file);	1792	req->buf1 = strdup (file);
1685	req->uint1 = flags;	1793	req->uint1 = flags;
1686	REQ_SEND;	1794	REQ_SEND;
1687	}	1795	}
1688		1796
1689	void	1797	void
1690	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)	1798	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
1691	PREINIT:	1799	PREINIT:
1692	CALLBACK	1800	CALLBACK
1693	CODE:	1801	CODE:
1694	{	1802	{
1695	dREQ (REQ_DB_KEY_RANGE);	1803	dREQ (REQ_DB_KEY_RANGE, 2);
1696	req->db = db;	1804	req->db = db;
1697	req->txn = txn;	1805	req->txn = txn;
1698	sv_to_dbt (&req->dbt1, key);	1806	sv_to_dbt (&req->dbt1, key);
1699	req->uint1 = flags;	1807	req->uint1 = flags;
1700	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1808	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
…		…
1705	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1813	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1706	PREINIT:	1814	PREINIT:
1707	CALLBACK	1815	CALLBACK
1708	CODE:	1816	CODE:
1709	{	1817	{
1710	dREQ (REQ_DB_PUT);	1818	dREQ (REQ_DB_PUT, 2);
1711	req->db = db;	1819	req->db = db;
1712	req->txn = txn;	1820	req->txn = txn;
1713	sv_to_dbt (&req->dbt1, key);	1821	sv_to_dbt (&req->dbt1, key);
1714	sv_to_dbt (&req->dbt2, data);	1822	sv_to_dbt (&req->dbt2, data);
1715	req->uint1 = flags;	1823	req->uint1 = flags;
…		…
1722	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)	1830	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1723	PREINIT:	1831	PREINIT:
1724	CALLBACK	1832	CALLBACK
1725	CODE:	1833	CODE:
1726	{	1834	{
1727	dREQ (REQ_DB_EXISTS);	1835	dREQ (REQ_DB_EXISTS, 2);
1728	req->db = db;	1836	req->db = db;
1729	req->txn = txn;	1837	req->txn = txn;
1730	req->uint1 = flags;	1838	req->uint1 = flags;
1731	sv_to_dbt (&req->dbt1, key);	1839	sv_to_dbt (&req->dbt1, key);
1732	REQ_SEND;	1840	REQ_SEND;
1733	}	1841	}
1734		1842
1735	#endif	1843	#endif
1736		1844
1737	void	1845	void
1738	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1846	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1739	PREINIT:	1847	PREINIT:
1740	CALLBACK	1848	CALLBACK
1741	CODE:	1849	CODE:
1742	if (SvREADONLY (data))
1743	croak ("can't modify read-only data scalar in db_get");
1744	{	1850	{
		1851	//TODO: key is somtimesmutable
1745	dREQ (REQ_DB_GET);	1852	dREQ (REQ_DB_GET, 2);
1746	req->db = db;	1853	req->db = db;
1747	req->txn = txn;	1854	req->txn = txn;
1748	req->uint1 = flags;	1855	req->uint1 = flags;
1749	sv_to_dbt (&req->dbt1, key);	1856	sv_to_dbt (&req->dbt1, key);
1750	req->dbt3.flags = DB_DBT_MALLOC;	1857	req->dbt3.flags = DB_DBT_MALLOC;
1751	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1858	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1752	REQ_SEND;	1859	REQ_SEND;
1753	}	1860	}
1754		1861
1755	void	1862	void
1756	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)	1863	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1757	PREINIT:	1864	PREINIT:
1758	CALLBACK	1865	CALLBACK
1759	CODE:	1866	CODE:
1760	if (SvREADONLY (data))
1761	croak ("can't modify read-only data scalar in db_pget");
1762	{	1867	{
		1868	//TODO: key is somtimesmutable
1763	dREQ (REQ_DB_PGET);	1869	dREQ (REQ_DB_PGET, 2);
		1870	req->db = db;
		1871	req->txn = txn;
		1872	req->uint1 = flags;
		1873
		1874	sv_to_dbt (&req->dbt1, key);
		1875
		1876	req->dbt2.flags = DB_DBT_MALLOC;
		1877	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1878
		1879	req->dbt3.flags = DB_DBT_MALLOC;
		1880	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1881	REQ_SEND;
		1882	}
		1883
		1884	void
		1885	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1886	PREINIT:
		1887	CALLBACK
		1888	CODE:
		1889	{
		1890	dREQ (REQ_DB_DEL, 2);
1764	req->db = db;	1891	req->db = db;
1765	req->txn = txn;	1892	req->txn = txn;
1766	req->uint1 = flags;	1893	req->uint1 = flags;
1767	sv_to_dbt (&req->dbt1, key);	1894	sv_to_dbt (&req->dbt1, key);
1768	sv_to_dbt (&req->dbt2, pkey);
1769	req->dbt3.flags = DB_DBT_MALLOC;
1770	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1771	REQ_SEND;	1895	REQ_SEND;
1772	}	1896	}
1773		1897
1774	void	1898	void
1775	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)	1899	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1776	PREINIT:	1900	PREINIT:
1777	CALLBACK	1901	CALLBACK
1778	CODE:	1902	CODE:
1779	{	1903	{
1780	dREQ (REQ_DB_DEL);	1904	dREQ (REQ_TXN_COMMIT, 0);
1781	req->db = db;	1905	ptr_nuke (ST (0));
1782	req->txn = txn;	1906	req->txn = txn;
1783	req->uint1 = flags;	1907	req->uint1 = flags;
1784	sv_to_dbt (&req->dbt1, key);
1785	REQ_SEND;	1908	REQ_SEND;
1786	}	1909	}
1787		1910
1788	void	1911	void
		1912	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1913	PREINIT:
		1914	CALLBACK
		1915	CODE:
		1916	{
		1917	dREQ (REQ_TXN_ABORT, 0);
		1918	ptr_nuke (ST (0));
		1919	req->txn = txn;
		1920	REQ_SEND;
		1921	}
		1922
		1923	void
1789	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)	1924	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1790	PREINIT:	1925	PREINIT:
1791	CALLBACK	1926	CALLBACK
1792	CODE:	1927	CODE:
1793	{	1928	{
1794	dREQ (REQ_TXN_COMMIT);	1929	dREQ (REQ_TXN_FINISH, 0);
		1930	ptr_nuke (ST (0));
1795	req->txn = txn;	1931	req->txn = txn;
1796	req->uint1 = flags;	1932	req->uint1 = flags;
1797	REQ_SEND;	1933	REQ_SEND;
		1934	}
		1935
		1936	void
		1937	db_c_close (DBC *dbc, SV *callback = 0)
		1938	PREINIT:
		1939	CALLBACK
		1940	CODE:
		1941	{
		1942	dREQ (REQ_C_CLOSE, 0);
1798	ptr_nuke (ST (0));	1943	ptr_nuke (ST (0));
1799	}
1800
1801	void
1802	db_txn_abort (DB_TXN *txn, SV *callback = 0)
1803	PREINIT:
1804	CALLBACK
1805	CODE:
1806	{
1807	dREQ (REQ_TXN_ABORT);
1808	req->txn = txn;
1809	REQ_SEND;
1810	ptr_nuke (ST (0));
1811	}
1812
1813	void
1814	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1815	PREINIT:
1816	CALLBACK
1817	CODE:
1818	{
1819	dREQ (REQ_TXN_FINISH);
1820	req->txn = txn;
1821	req->uint1 = flags;
1822	REQ_SEND;
1823	ptr_nuke (ST (0));
1824	}
1825
1826	void
1827	db_c_close (DBC *dbc, SV *callback = 0)
1828	PREINIT:
1829	CALLBACK
1830	CODE:
1831	{
1832	dREQ (REQ_C_CLOSE);
1833	req->dbc = dbc;	1944	req->dbc = dbc;
1834	REQ_SEND;	1945	REQ_SEND;
1835	ptr_nuke (ST (0));
1836	}	1946	}
1837		1947
1838	void	1948	void
1839	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)	1949	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
1840	PREINIT:	1950	PREINIT:
1841	CALLBACK	1951	CALLBACK
1842	CODE:	1952	CODE:
1843	{	1953	{
1844	dREQ (REQ_C_COUNT);	1954	dREQ (REQ_C_COUNT, 1);
1845	req->dbc = dbc;	1955	req->dbc = dbc;
1846	req->sv1 = SvREFCNT_inc (count);	1956	req->sv1 = SvREFCNT_inc (count);
1847	REQ_SEND;	1957	REQ_SEND;
1848	}	1958	}
1849		1959
…		…
1851	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1961	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1852	PREINIT:	1962	PREINIT:
1853	CALLBACK	1963	CALLBACK
1854	CODE:	1964	CODE:
1855	{	1965	{
1856	dREQ (REQ_C_PUT);	1966	dREQ (REQ_C_PUT, 1);
1857	req->dbc = dbc;	1967	req->dbc = dbc;
1858	sv_to_dbt (&req->dbt1, key);	1968	sv_to_dbt (&req->dbt1, key);
1859	sv_to_dbt (&req->dbt2, data);	1969	sv_to_dbt (&req->dbt2, data);
1860	req->uint1 = flags;	1970	req->uint1 = flags;
1861	REQ_SEND;	1971	REQ_SEND;
1862	}	1972	}
1863		1973
1864	void	1974	void
1865	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1975	db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1866	PREINIT:	1976	PREINIT:
1867	CALLBACK	1977	CALLBACK
1868	CODE:	1978	CODE:
1869	{	1979	{
		1980	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		1981	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		1982	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		1983	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		1984	"key",
		1985	"BDB::db_c_get");
		1986
		1987	{
1870	dREQ (REQ_C_GET);	1988	dREQ (REQ_C_GET, 1);
		1989	req->dbc = dbc;
		1990	req->uint1 = flags;
		1991	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		1992	sv_to_dbt (&req->dbt1, key);
		1993	else
		1994	{
		1995	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		1996	sv_to_dbt (&req->dbt1, key);
		1997	else
		1998	req->dbt1.flags = DB_DBT_MALLOC;
		1999
		2000	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2001	}
		2002
		2003	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2004	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2005	sv_to_dbt (&req->dbt3, data);
		2006	else
		2007	req->dbt3.flags = DB_DBT_MALLOC;
		2008
		2009	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2010	REQ_SEND;
		2011	}
		2012	}
		2013
		2014	void
		2015	db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		2016	PREINIT:
		2017	CALLBACK
		2018	CODE:
		2019	{
		2020	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2021	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2022	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2023	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2024	"key",
		2025	"BDB::db_c_pget");
		2026
		2027	{
		2028	dREQ (REQ_C_PGET, 1);
		2029	req->dbc = dbc;
		2030	req->uint1 = flags;
		2031	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2032	sv_to_dbt (&req->dbt1, key);
		2033	else
		2034	{
		2035	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2036	sv_to_dbt (&req->dbt1, key);
		2037	else
		2038	req->dbt1.flags = DB_DBT_MALLOC;
		2039
		2040	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2041	}
		2042
		2043	req->dbt2.flags = DB_DBT_MALLOC;
		2044	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2045
		2046	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2047	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2048	sv_to_dbt (&req->dbt3, data);
		2049	else
		2050	req->dbt3.flags = DB_DBT_MALLOC;
		2051
		2052	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2053	REQ_SEND;
		2054	}
		2055	}
		2056
		2057	void
		2058	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		2059	PREINIT:
		2060	CALLBACK
		2061	CODE:
		2062	{
		2063	dREQ (REQ_C_DEL, 1);
1871	req->dbc = dbc;	2064	req->dbc = dbc;
1872	req->uint1 = flags;	2065	req->uint1 = flags;
1873	if ((flags & DB_SET) == DB_SET
1874	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1875	sv_to_dbt (&req->dbt1, key);
1876	else
1877	req->dbt1.flags = DB_DBT_MALLOC;
1878
1879	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1880
1881	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1882	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1883	sv_to_dbt (&req->dbt3, data);
1884	else
1885	req->dbt3.flags = DB_DBT_MALLOC;
1886
1887	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1888	REQ_SEND;
1889	}
1890
1891	void
1892	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
1893	PREINIT:
1894	CALLBACK
1895	CODE:
1896	{
1897	dREQ (REQ_C_PGET);
1898	req->dbc = dbc;
1899	req->uint1 = flags;
1900	if ((flags & DB_SET) == DB_SET
1901	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1902	sv_to_dbt (&req->dbt1, key);
1903	else
1904	req->dbt1.flags = DB_DBT_MALLOC;
1905
1906	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1907
1908	req->dbt2.flags = DB_DBT_MALLOC;
1909	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1910
1911	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1912	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1913	sv_to_dbt (&req->dbt3, data);
1914	else
1915	req->dbt3.flags = DB_DBT_MALLOC;
1916
1917	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1918	REQ_SEND;
1919	}
1920
1921	void
1922	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
1923	PREINIT:
1924	CALLBACK
1925	CODE:
1926	{
1927	dREQ (REQ_C_DEL);
1928	req->dbc = dbc;
1929	req->uint1 = flags;
1930	REQ_SEND;	2066	REQ_SEND;
1931	}	2067	}
1932		2068
1933		2069
1934	#if DB_VERSION_MINOR >= 3	2070	#if DB_VERSION_MINOR >= 3
…		…
1937	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)	2073	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
1938	PREINIT:	2074	PREINIT:
1939	CALLBACK	2075	CALLBACK
1940	CODE:	2076	CODE:
1941	{	2077	{
1942	dREQ (REQ_SEQ_OPEN);	2078	dREQ (REQ_SEQ_OPEN, 2);
1943	req->seq = seq;	2079	req->seq = seq;
1944	req->txn = txnid;	2080	req->txn = txnid;
1945	req->uint1 = flags | DB_THREAD;	2081	req->uint1 = flags | DB_THREAD;
1946	sv_to_dbt (&req->dbt1, key);	2082	sv_to_dbt (&req->dbt1, key);
1947	REQ_SEND;	2083	REQ_SEND;
…		…
1951	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)	2087	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
1952	PREINIT:	2088	PREINIT:
1953	CALLBACK	2089	CALLBACK
1954	CODE:	2090	CODE:
1955	{	2091	{
1956	dREQ (REQ_SEQ_CLOSE);	2092	dREQ (REQ_SEQ_CLOSE, 0);
		2093	ptr_nuke (ST (0));
1957	req->seq = seq;	2094	req->seq = seq;
1958	req->uint1 = flags;	2095	req->uint1 = flags;
1959	REQ_SEND;	2096	REQ_SEND;
1960	ptr_nuke (ST (0));
1961	}	2097	}
1962		2098
1963	void	2099	void
1964	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)	2100	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
1965	PREINIT:	2101	PREINIT:
1966	CALLBACK	2102	CALLBACK
1967	CODE:	2103	CODE:
1968	{	2104	{
1969	dREQ (REQ_SEQ_GET);	2105	dREQ (REQ_SEQ_GET, 2);
1970	req->seq = seq;	2106	req->seq = seq;
1971	req->txn = txnid;	2107	req->txn = txnid;
1972	req->int1 = delta;	2108	req->int1 = delta;
1973	req->uint1 = flags;	2109	req->uint1 = flags;
1974	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2110	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
…		…
1979	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)	2115	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
1980	PREINIT:	2116	PREINIT:
1981	CALLBACK	2117	CALLBACK
1982	CODE:	2118	CODE:
1983	{	2119	{
1984	dREQ (REQ_SEQ_REMOVE);	2120	dREQ (REQ_SEQ_REMOVE, 2);
1985	req->seq = seq;	2121	req->seq = seq;
1986	req->txn = txnid;	2122	req->txn = txnid;
1987	req->uint1 = flags;	2123	req->uint1 = flags;
1988	REQ_SEND;	2124	REQ_SEND;
1989	}	2125	}
…		…
2198	CODE:	2334	CODE:
2199	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2335	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2200	OUTPUT:	2336	OUTPUT:
2201	RETVAL	2337	RETVAL
2202		2338
		2339	int set_pagesize (DB *db, U32 pagesize)
		2340	CODE:
		2341	RETVAL = db->set_pagesize (db, pagesize);
		2342	OUTPUT:
		2343	RETVAL
		2344
2203	int set_flags (DB *db, U32 flags)	2345	int set_flags (DB *db, U32 flags)
2204	CODE:	2346	CODE:
2205	RETVAL = db->set_flags (db, flags);	2347	RETVAL = db->set_flags (db, flags);
2206	OUTPUT:	2348	OUTPUT:
2207	RETVAL	2349	RETVAL

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