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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 1.72 by root, Fri Dec 4 15:04:06 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;
		63
		64	static HV
		65	*bdb_stash,
		66	*bdb_env_stash,
		67	*bdb_txn_stash,
		68	*bdb_cursor_stash,
		69	*bdb_db_stash,
		70	*bdb_sequence_stash;
58		71
59	#if DB_VERSION_MINOR >= 6	72	#if DB_VERSION_MINOR >= 6
60	# define c_close close	73	# define c_close close
61	# define c_count count	74	# define c_count count
62	# define c_del del	75	# define c_del del
…		…
130	dbt_to_sv (SV *sv, DBT *dbt)	143	dbt_to_sv (SV *sv, DBT *dbt)
131	{	144	{
132	if (sv)	145	if (sv)
133	{	146	{
134	SvREADONLY_off (sv);	147	SvREADONLY_off (sv);
		148
		149	if (dbt->data)
135	sv_setpvn_mg (sv, dbt->data, dbt->size);	150	sv_setpvn_mg (sv, dbt->data, dbt->size);
		151	else
		152	sv_setsv_mg (sv, &PL_sv_undef);
		153
136	SvREFCNT_dec (sv);	154	SvREFCNT_dec (sv);
137	}	155	}
138		156
139	free (dbt->data);	157	free (dbt->data);
140	}	158	}
141		159
142	enum {	160	enum {
143	REQ_QUIT,	161	REQ_QUIT,
144	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	162	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,	163	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
		164	REQ_ENV_LOG_ARCHIVE,
146	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,	165	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,	166	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,	167	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,	168	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,	169	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
151	};	170	};
…		…
171	DB_KEY_RANGE key_range;	190	DB_KEY_RANGE key_range;
172	#if DB_VERSION_MINOR >= 3	191	#if DB_VERSION_MINOR >= 3
173	DB_SEQUENCE *seq;	192	DB_SEQUENCE *seq;
174	db_seq_t seq_t;	193	db_seq_t seq_t;
175	#endif	194	#endif
		195
		196	SV *rsv1, *rsv2; // keep some request objects alive
176	} bdb_cb;	197	} bdb_cb;
177		198
178	typedef bdb_cb *bdb_req;	199	typedef bdb_cb *bdb_req;
179		200
180	enum {	201	enum {
…		…
234	}	255	}
235		256
236	static volatile unsigned int nreqs, nready, npending;	257	static volatile unsigned int nreqs, nready, npending;
237	static volatile unsigned int max_idle = 4;	258	static volatile unsigned int max_idle = 4;
238	static volatile unsigned int max_outstanding = 0xffffffff;	259	static volatile unsigned int max_outstanding = 0xffffffff;
239	static int respipe_osf [2], respipe [2] = { -1, -1 };	260	static s_epipe respipe;
240		261
241	static mutex_t reslock = X_MUTEX_INIT;	262	static mutex_t reslock = X_MUTEX_INIT;
242	static mutex_t reqlock = X_MUTEX_INIT;	263	static mutex_t reqlock = X_MUTEX_INIT;
243	static cond_t reqwait = X_COND_INIT;	264	static cond_t reqwait = X_COND_INIT;
244		265
…		…
339	abort ();	360	abort ();
340	}	361	}
341		362
342	static int poll_cb (void);	363	static int poll_cb (void);
343	static void req_free (bdb_req req);	364	static void req_free (bdb_req req);
344	static void req_cancel (bdb_req req);
345		365
346	static int req_invoke (bdb_req req)	366	static int req_invoke (bdb_req req)
347	{	367	{
348	dSP;	368	switch (req->type)
		369	{
		370	case REQ_DB_CLOSE:
		371	SvREFCNT_dec (req->sv1);
		372	break;
		373
		374	case REQ_DB_GET:
		375	case REQ_DB_PGET:
		376	case REQ_C_GET:
		377	case REQ_C_PGET:
		378	case REQ_DB_PUT:
		379	case REQ_C_PUT:
		380	dbt_to_sv (req->sv1, &req->dbt1);
		381	dbt_to_sv (req->sv2, &req->dbt2);
		382	dbt_to_sv (req->sv3, &req->dbt3);
		383	break;
		384
		385	case REQ_DB_KEY_RANGE:
		386	{
		387	AV *av = newAV ();
		388
		389	av_push (av, newSVnv (req->key_range.less));
		390	av_push (av, newSVnv (req->key_range.equal));
		391	av_push (av, newSVnv (req->key_range.greater));
		392
		393	av = (AV *)newRV_noinc ((SV *)av);
		394
		395	SvREADONLY_off (req->sv1);
		396	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		397	SvREFCNT_dec (av);
		398	SvREFCNT_dec (req->sv1);
		399	}
		400	break;
		401
		402	#if DB_VERSION_MINOR >= 3
		403	case REQ_SEQ_GET:
		404	SvREADONLY_off (req->sv1);
		405
		406	if (sizeof (IV) > 4)
		407	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		408	else
		409	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		410
		411	SvREFCNT_dec (req->sv1);
		412	break;
		413	#endif
		414
		415	case REQ_ENV_LOG_ARCHIVE:
		416	{
		417	AV *av = newAV ();
		418	char **listp = (char **)req->buf1;
		419
		420	if (listp)
		421	while (*listp)
		422	av_push (av, newSVpv (*listp, 0)), ++listp;
		423
		424	av = (AV *)newRV_noinc ((SV *)av);
		425
		426	SvREADONLY_off (req->sv1);
		427	sv_setsv_mg (req->sv1, (SV *)av);
		428	SvREFCNT_dec (av);
		429	SvREFCNT_dec (req->sv1);
		430	}
		431	break;
		432	}
		433
		434	errno = req->result;
349		435
350	if (req->callback)	436	if (req->callback)
351	{	437	{
		438	dSP;
		439
352	ENTER;	440	ENTER;
353	SAVETMPS;	441	SAVETMPS;
354	PUSHMARK (SP);	442	PUSHMARK (SP);
355		443
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;	444	PUTBACK;
411	call_sv (req->callback, G_VOID | G_EVAL);	445	call_sv (req->callback, G_VOID | G_EVAL);
412	SPAGAIN;	446	SPAGAIN;
413		447
414	FREETMPS;	448	FREETMPS;
415	LEAVE;	449	LEAVE;
		450
		451	return !SvTRUE (ERRSV);
416	}	452	}
417		453
418	return !SvTRUE (ERRSV);	454	return 1;
419	}	455	}
420		456
421	static void req_free (bdb_req req)	457	static void req_free (bdb_req req)
422	{	458	{
423	SvREFCNT_dec (req->callback);	459	SvREFCNT_dec (req->callback);
		460
		461	SvREFCNT_dec (req->rsv1);
		462	SvREFCNT_dec (req->rsv2);
424		463
425	free (req->buf1);	464	free (req->buf1);
426	free (req->buf2);	465	free (req->buf2);
427	free (req->buf3);	466	free (req->buf3);
428		467
429	Safefree (req);	468	Safefree (req);
430	}	469	}
431		470
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	471	static void
439	create_respipe (void)	472	create_respipe (void)
440	{	473	{
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))	474	if (s_epipe_renew (&respipe))
453	#endif	475	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	}	476	}
478		477
		478	static void bdb_request (bdb_req req);
479	X_THREAD_PROC (bdb_proc);	479	X_THREAD_PROC (bdb_proc);
480		480
481	static void start_thread (void)	481	static void start_thread (void)
482	{	482	{
483	worker *wrk = calloc (1, sizeof (worker));	483	worker *wrk = calloc (1, sizeof (worker));
…		…
524	on_next_submit = 0;	524	on_next_submit = 0;
525		525
526	PUSHMARK (SP);	526	PUSHMARK (SP);
527	PUTBACK;	527	PUTBACK;
528	call_sv (cb, G_DISCARD | G_EVAL);	528	call_sv (cb, G_DISCARD | G_EVAL);
		529	SPAGAIN;
529	}	530	}
530		531
531	// synthesize callback if none given	532	// synthesize callback if none given
532	if (!req->callback)	533	if (!req->callback)
533	{	534	{
		535	if (SvOK (prepare_cb))
		536	{
534	int count;	537	int count;
535		538
536	dSP;	539	dSP;
537	PUSHMARK (SP);	540	PUSHMARK (SP);
538	PUTBACK;	541	PUTBACK;
539	count = call_sv (prepare_cb, G_ARRAY);	542	count = call_sv (prepare_cb, G_ARRAY);
540	SPAGAIN;	543	SPAGAIN;
541		544
542	if (count != 2)	545	if (count != 2)
543	croak ("prepare callback must return exactly two values\n");	546	croak ("sync prepare callback must return exactly two values\n");
544		547
545	wait_callback = POPs;	548	wait_callback = POPs;
546	SvREFCNT_dec (req->callback);
547	req->callback = SvREFCNT_inc (POPs);	549	req->callback = SvREFCNT_inc (POPs);
		550	}
		551	else
		552	{
		553	// execute request synchronously
		554	bdb_request (req);
		555	req_invoke (req);
		556	req_free (req);
		557	return;
		558	}
548	}	559	}
549		560
550	++nreqs;	561	++nreqs;
551		562
552	X_LOCK (reqlock);	563	X_LOCK (reqlock);
…		…
566	}	577	}
567	}	578	}
568		579
569	static void end_thread (void)	580	static void end_thread (void)
570	{	581	{
571	bdb_req req;	582	bdb_req req = calloc (1, sizeof (bdb_cb));
572
573	Newz (0, req, 1, bdb_cb);
574		583
575	req->type = REQ_QUIT;	584	req->type = REQ_QUIT;
576	req->pri = PRI_MAX + PRI_BIAS;	585	req->pri = PRI_MAX + PRI_BIAS;
577		586
578	X_LOCK (reqlock);	587	X_LOCK (reqlock);
…		…
607	end_thread ();	616	end_thread ();
608	}	617	}
609		618
610	static void poll_wait (void)	619	static void poll_wait (void)
611	{	620	{
612	fd_set rfd;
613
614	while (nreqs)	621	while (nreqs)
615	{	622	{
616	int size;	623	int size;
617	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	624	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
618	size = res_queue.size;	625	size = res_queue.size;
…		…
621	if (size)	628	if (size)
622	return;	629	return;
623		630
624	maybe_start_thread ();	631	maybe_start_thread ();
625		632
626	FD_ZERO (&rfd);	633	s_epipe_wait (&respipe);
627	FD_SET (respipe [0], &rfd);
628
629	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
630	}	634	}
631	}	635	}
632		636
633	static int poll_cb (void)	637	static int poll_cb (void)
634	{	638	{
…		…
654	if (req)	658	if (req)
655	{	659	{
656	--npending;	660	--npending;
657		661
658	if (!res_queue.size)	662	if (!res_queue.size)
659	{
660	/* read any signals sent by the worker threads */	663	/* read any signals sent by the worker threads */
661	char buf [4];	664	s_epipe_drain (&respipe);
662	while (respipe_read (respipe [0], buf, 4) == 4)
663	;
664	}
665	}	665	}
666		666
667	X_UNLOCK (reslock);	667	X_UNLOCK (reslock);
668		668
669	if (!req)	669	if (!req)
…		…
704	return count;	704	return count;
705	}	705	}
706		706
707	/*****************************************************************************/	707	/*****************************************************************************/
708		708
		709	static void
		710	bdb_request (bdb_req req)
		711	{
		712	switch (req->type)
		713	{
		714	case REQ_ENV_OPEN:
		715	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		716	break;
		717
		718	case REQ_ENV_CLOSE:
		719	req->result = req->env->close (req->env, req->uint1);
		720	break;
		721
		722	case REQ_ENV_TXN_CHECKPOINT:
		723	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		724	break;
		725
		726	case REQ_ENV_LOCK_DETECT:
		727	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		728	break;
		729
		730	case REQ_ENV_MEMP_SYNC:
		731	req->result = req->env->memp_sync (req->env, 0);
		732	break;
		733
		734	case REQ_ENV_MEMP_TRICKLE:
		735	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		736	break;
		737
		738	case REQ_ENV_DBREMOVE:
		739	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		740	break;
		741
		742	case REQ_ENV_DBRENAME:
		743	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		744	break;
		745
		746	case REQ_DB_OPEN:
		747	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		748	break;
		749
		750	case REQ_DB_CLOSE:
		751	req->result = req->db->close (req->db, req->uint1);
		752	break;
		753
		754	#if DB_VERSION_MINOR >= 4
		755	case REQ_DB_COMPACT:
		756	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);
		757	break;
		758	#endif
		759
		760	case REQ_DB_SYNC:
		761	req->result = req->db->sync (req->db, req->uint1);
		762	break;
		763
		764	case REQ_DB_VERIFY:
		765	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		766	break;
		767
		768	case REQ_DB_UPGRADE:
		769	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		770	break;
		771
		772	case REQ_DB_PUT:
		773	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		774	break;
		775
		776	#if DB_VERSION_MINOR >= 6
		777	case REQ_DB_EXISTS:
		778	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		779	break;
		780	#endif
		781	case REQ_DB_GET:
		782	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		783	break;
		784
		785	case REQ_DB_PGET:
		786	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		787	break;
		788
		789	case REQ_DB_DEL:
		790	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		791	break;
		792
		793	case REQ_DB_KEY_RANGE:
		794	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		795	break;
		796
		797	case REQ_TXN_COMMIT:
		798	req->result = req->txn->commit (req->txn, req->uint1);
		799	break;
		800
		801	case REQ_TXN_ABORT:
		802	req->result = req->txn->abort (req->txn);
		803	break;
		804
		805	case REQ_TXN_FINISH:
		806	if (req->txn->flags & TXN_DEADLOCK)
		807	{
		808	req->result = req->txn->abort (req->txn);
		809	if (!req->result)
		810	req->result = DB_LOCK_DEADLOCK;
		811	}
		812	else
		813	req->result = req->txn->commit (req->txn, req->uint1);
		814	break;
		815
		816	case REQ_C_CLOSE:
		817	req->result = req->dbc->c_close (req->dbc);
		818	break;
		819
		820	case REQ_C_COUNT:
		821	{
		822	db_recno_t recno;
		823	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		824	req->uv1 = recno;
		825	}
		826	break;
		827
		828	case REQ_C_PUT:
		829	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		830	break;
		831
		832	case REQ_C_GET:
		833	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		834	break;
		835
		836	case REQ_C_PGET:
		837	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		838	break;
		839
		840	case REQ_C_DEL:
		841	req->result = req->dbc->c_del (req->dbc, req->uint1);
		842	break;
		843
		844	#if DB_VERSION_MINOR >= 3
		845	case REQ_SEQ_OPEN:
		846	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		847	break;
		848
		849	case REQ_SEQ_CLOSE:
		850	req->result = req->seq->close (req->seq, req->uint1);
		851	break;
		852
		853	case REQ_SEQ_GET:
		854	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		855	break;
		856
		857	case REQ_SEQ_REMOVE:
		858	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		859	break;
		860	#endif
		861
		862	case REQ_ENV_LOG_ARCHIVE:
		863	{
		864	char **listp = 0; /* DB_ARCH_REMOVE does not touch listp, contrary to docs */
		865	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		866	req->buf1 = (char *)listp;
		867	}
		868	break;
		869
		870	default:
		871	req->result = ENOSYS;
		872	break;
		873	}
		874
		875	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		876	req->txn->flags |= TXN_DEADLOCK;
		877	}
		878
709	X_THREAD_PROC (bdb_proc)	879	X_THREAD_PROC (bdb_proc)
710	{	880	{
711	bdb_req req;	881	bdb_req req;
712	struct timespec ts;	882	struct timespec ts;
713	worker *self = (worker *)thr_arg;	883	worker *self = (worker *)thr_arg;
…		…
715	/* try to distribute timeouts somewhat evenly */	885	/* try to distribute timeouts somewhat evenly */
716	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	886	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
717		887
718	for (;;)	888	for (;;)
719	{	889	{
720	ts.tv_sec = time (0) + IDLE_TIMEOUT;	890	ts.tv_sec = time (0) + IDLE_TIMEOUT;
721		891
722	X_LOCK (reqlock);	892	X_LOCK (reqlock);
723		893
724	for (;;)	894	for (;;)
725	{	895	{
…		…
752	}	922	}
753		923
754	--nready;	924	--nready;
755		925
756	X_UNLOCK (reqlock);	926	X_UNLOCK (reqlock);
757		927
758	switch (req->type)	928	if (req->type == REQ_QUIT)
759	{	929	{
760	case REQ_QUIT:	930	X_LOCK (reslock);
761	req->result = ENOSYS;	931	free (req);
		932	self->req = 0;
		933	X_UNLOCK (reslock);
		934
762	goto quit;	935	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	}	936	}
912		937
913	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))	938	bdb_request (req);
914	req->txn->flags |= TXN_DEADLOCK;
915		939
916	X_LOCK (reslock);	940	X_LOCK (reslock);
917		941
918	++npending;	942	++npending;
919		943
920	if (!reqq_push (&res_queue, req))	944	if (!reqq_push (&res_queue, req))
921	/* write a dummy byte to the pipe so fh becomes ready */	945	s_epipe_signal (&respipe);
922	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
923		946
924	self->req = 0;	947	self->req = 0;
925	worker_clear (self);	948	worker_clear (self);
926		949
927	X_UNLOCK (reslock);	950	X_UNLOCK (reslock);
…		…
981	create_respipe ();	1004	create_respipe ();
982		1005
983	atfork_parent ();	1006	atfork_parent ();
984	}	1007	}
985		1008
986	#define dREQ(reqtype) \	1009	#define dREQ(reqtype,rsvcnt) \
987	bdb_req req; \	1010	bdb_req req; \
988	int req_pri = next_pri; \	1011	int req_pri = next_pri; \
989	next_pri = DEFAULT_PRI + PRI_BIAS; \	1012	next_pri = DEFAULT_PRI + PRI_BIAS; \
990	\	1013	\
991	if (callback && SvOK (callback)) \	1014	if (callback && SvOK (callback)) \
…		…
993	\	1016	\
994	Newz (0, req, 1, bdb_cb); \	1017	Newz (0, req, 1, bdb_cb); \
995	if (!req) \	1018	if (!req) \
996	croak ("out of memory during bdb_req allocation"); \	1019	croak ("out of memory during bdb_req allocation"); \
997	\	1020	\
998	req->callback = cb ? SvREFCNT_inc (cb) : 0; \	1021	req->callback = SvREFCNT_inc (cb); \
999	req->type = (reqtype); \	1022	req->type = (reqtype); \
1000	req->pri = req_pri	1023	req->pri = req_pri; \
		1024	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1025	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1026	(void)0;
1001		1027
1002	#define REQ_SEND \	1028	#define REQ_SEND \
1003	req_send (req)	1029	req_send (req)
1004		1030
1005	#define SvPTR(var, arg, type, class, nullok) \	1031	#define SvPTR(var, arg, type, stash, class, nullok) \
1006	if (!SvOK (arg)) \	1032	if (!SvOK (arg)) \
1007	{ \	1033	{ \
1008	if (nullok != 1) \	1034	if (nullok != 1) \
1009	croak (# var " must be a " # class " object, not undef"); \	1035	croak (# var " must be a " # class " object, not undef"); \
1010	\	1036	\
1011	(var) = 0; \	1037	(var) = 0; \
1012	} \	1038	} \
1013	else if (sv_derived_from ((arg), # class)) \	1039	else if (SvSTASH (SvRV (arg)) == stash || sv_derived_from ((arg), # class)) \
1014	{ \	1040	{ \
1015	IV tmp = SvIV ((SV*) SvRV (arg)); \	1041	IV tmp = SvIV ((SV*) SvRV (arg)); \
1016	(var) = INT2PTR (type, tmp); \	1042	(var) = INT2PTR (type, tmp); \
1017	if (!var && nullok != 2) \	1043	if (!var && nullok != 2) \
1018	croak (# var " is not a valid " # class " object anymore"); \	1044	croak (# var " is not a valid " # class " object anymore"); \
1019	} \	1045	} \
1020	else \	1046	else \
1021	croak (# var " is not of type " # class);	1047	croak (# var " is not of type " # class);
		1048
		1049	#define ARG_MUTABLE(name) \
		1050	if (SvREADONLY (name)) \
		1051	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
		1052
		1053	static SV *
		1054	newSVptr (void *ptr, HV *stash)
		1055	{
		1056	SV *rv = NEWSV (0, 0);
		1057	sv_upgrade (rv, SVt_PVMG);
		1058	sv_setiv (rv, PTR2IV (ptr));
		1059
		1060	return sv_bless (newRV_noinc (rv), stash);
		1061	}
1022		1062
1023	static void	1063	static void
1024	ptr_nuke (SV *sv)	1064	ptr_nuke (SV *sv)
1025	{	1065	{
1026	assert (SvROK (sv));	1066	assert (SvROK (sv));
…		…
1097	}	1137	}
1098		1138
1099	return 0;	1139	return 0;
1100	}	1140	}
1101		1141
		1142	/*****************************************************************************/
		1143
		1144	#if 0
		1145	static int
		1146	bt_pfxc_compare (DB *db, const DBT *dbt1, const DBT *dbt2)
		1147	{
		1148	ssize_t size1 = dbt1->size;
		1149	ssize_t size2 = dbt2->size;
		1150	int res = memcmp ((void *)dbt1->data, (void *)dbt2->data,
		1151	size1 <= size2 ? size1 : size2);
		1152
		1153	if (res)
		1154	return res;
		1155	else if (size1 - size2)
		1156	return size1 - size2;
		1157	else
		1158	return 0;
		1159	}
		1160
		1161	static size_t
		1162	bt_pfxc_prefix_x (DB *db, const DBT *dbt1, const DBT *dbt2)
		1163	{
		1164	ssize_t size1 = dbt1->size;
		1165	ssize_t size2 = dbt2->size;
		1166	u_int8_t *p1 = (u_int8_t *)dbt1->data;
		1167	u_int8_t *p2 = (u_int8_t *)dbt2->data;
		1168	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1169
		1170	while (p1 < pe)
		1171	if (*p1++ != *p2++)
		1172	return p1 - (u_int8_t *)dbt1->data - 1;
		1173
		1174	if (size1 < size2) return size1 + 1;
		1175	if (size1 > size2) return size2 + 1;
		1176
		1177	return size1;
		1178	}
		1179	#endif
		1180
		1181	/*****************************************************************************/
		1182
1102	/* stupid windoes defined CALLBACK as well */	1183	/* stupid windows defines CALLBACK as well */
1103	#undef CALLBACK	1184	#undef CALLBACK
1104	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));	1185	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1105		1186
1106	MODULE = BDB PACKAGE = BDB	1187	MODULE = BDB PACKAGE = BDB
1107		1188
1108	PROTOTYPES: ENABLE	1189	PROTOTYPES: ENABLE
1109		1190
1110	BOOT:	1191	BOOT:
1111	{	1192	{
1112	HV *stash = gv_stashpv ("BDB", 1);
1113
1114	static const struct {	1193	static const struct {
1115	const char *name;	1194	const char *name;
1116	IV iv;	1195	IV iv;
1117	} *civ, const_iv[] = {	1196	} *civ, const_iv[] = {
1118	#define const_iv(name) { # name, (IV)DB_ ## name },	1197	#define const_iv(name) { # name, (IV)DB_ ## name },
…		…
1160	const_iv (NOSYNC)	1239	const_iv (NOSYNC)
1161	const_iv (CHKSUM)	1240	const_iv (CHKSUM)
1162	const_iv (ENCRYPT)	1241	const_iv (ENCRYPT)
1163	const_iv (DUP)	1242	const_iv (DUP)
1164	const_iv (DUPSORT)	1243	const_iv (DUPSORT)
1165	const_iv (RECNUM)	1244	//const_iv (RECNUM)
1166	const_iv (RENUMBER)	1245	const_iv (RENUMBER)
1167	const_iv (REVSPLITOFF)	1246	const_iv (REVSPLITOFF)
1168	const_iv (CONSUME)	1247	const_iv (CONSUME)
1169	const_iv (CONSUME_WAIT)	1248	const_iv (CONSUME_WAIT)
1170	const_iv (GET_BOTH)	1249	const_iv (GET_BOTH)
…		…
1242	const_iv (REP_UNAVAIL)	1321	const_iv (REP_UNAVAIL)
1243	const_iv (RUNRECOVERY)	1322	const_iv (RUNRECOVERY)
1244	const_iv (SECONDARY_BAD)	1323	const_iv (SECONDARY_BAD)
1245	const_iv (VERIFY_BAD)	1324	const_iv (VERIFY_BAD)
1246		1325
		1326	const_iv (SALVAGE)
		1327	const_iv (AGGRESSIVE)
		1328	const_iv (PRINTABLE)
		1329	const_iv (NOORDERCHK)
		1330	const_iv (ORDERCHKONLY)
		1331
		1332	const_iv (ARCH_ABS)
		1333	const_iv (ARCH_DATA)
		1334	const_iv (ARCH_LOG)
		1335	const_iv (ARCH_REMOVE)
		1336
1247	const_iv (VERB_DEADLOCK)	1337	const_iv (VERB_DEADLOCK)
1248	const_iv (VERB_RECOVERY)	1338	const_iv (VERB_RECOVERY)
1249	const_iv (VERB_REPLICATION)	1339	const_iv (VERB_REPLICATION)
1250	const_iv (VERB_WAITSFOR)	1340	const_iv (VERB_WAITSFOR)
1251		1341
…		…
1284	const_iv (PRIORITY_VERY_LOW)	1374	const_iv (PRIORITY_VERY_LOW)
1285	const_iv (PRIORITY_LOW)	1375	const_iv (PRIORITY_LOW)
1286	const_iv (PRIORITY_DEFAULT)	1376	const_iv (PRIORITY_DEFAULT)
1287	const_iv (PRIORITY_HIGH)	1377	const_iv (PRIORITY_HIGH)
1288	const_iv (PRIORITY_VERY_HIGH)	1378	const_iv (PRIORITY_VERY_HIGH)
		1379	const_iv (IGNORE_LEASE)
1289	#endif	1380	#endif
1290	#if DB_VERSION_MINOR >= 7	1381	#if DB_VERSION_MINOR >= 7
		1382	//const_iv (MULTIPLE_KEY)
1291	const_iv (LOG_DIRECT)	1383	const_iv (LOG_DIRECT)
1292	const_iv (LOG_DSYNC)	1384	const_iv (LOG_DSYNC)
1293	const_iv (LOG_AUTO_REMOVE)	1385	const_iv (LOG_AUTO_REMOVE)
1294	const_iv (LOG_IN_MEMORY)	1386	const_iv (LOG_IN_MEMORY)
1295	const_iv (LOG_ZERO)	1387	const_iv (LOG_ZERO)
…		…
1301	const_iv (LOG_INMEMORY)	1393	const_iv (LOG_INMEMORY)
1302	# endif	1394	# endif
1303	#endif	1395	#endif
1304	};	1396	};
1305		1397
		1398	bdb_stash = gv_stashpv ("BDB" , 1);
		1399	bdb_env_stash = gv_stashpv ("BDB::Env" , 1);
		1400	bdb_txn_stash = gv_stashpv ("BDB::Txn" , 1);
		1401	bdb_cursor_stash = gv_stashpv ("BDB::Cursor" , 1);
		1402	bdb_db_stash = gv_stashpv ("BDB::Db" , 1);
		1403	bdb_sequence_stash = gv_stashpv ("BDB::Sequence", 1);
		1404
1306	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1405	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1307	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1406	newCONSTSUB (bdb_stash, (char *)civ->name, newSViv (civ->iv));
		1407
		1408	prepare_cb = &PL_sv_undef;
1308		1409
1309	{	1410	{
1310	/* we currently only allow version, minor-version and patchlevel to go up to 255 */	1411	/* 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 };	1412	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1312		1413
1313	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));	1414	newCONSTSUB (bdb_stash, "VERSION_v", newSVpvn (vstring, 3));
1314	}	1415	}
1315		1416
1316	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1417	newCONSTSUB (bdb_stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1317		1418
1318	create_respipe ();	1419	create_respipe ();
1319		1420
1320	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1421	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1321	patch_errno ();	1422	patch_errno ();
…		…
1399		1500
1400	int	1501	int
1401	poll_fileno ()	1502	poll_fileno ()
1402	PROTOTYPE:	1503	PROTOTYPE:
1403	CODE:	1504	CODE:
1404	RETVAL = respipe [0];	1505	RETVAL = s_epipe_fd (&respipe);
1405	OUTPUT:	1506	OUTPUT:
1406	RETVAL	1507	RETVAL
1407		1508
1408	int	1509	int
1409	poll_cb (...)	1510	poll_cb (...)
…		…
1451	RETVAL = started;	1552	RETVAL = started;
1452	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1553	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1453	OUTPUT:	1554	OUTPUT:
1454	RETVAL	1555	RETVAL
1455		1556
1456	void	1557	SV *
1457	set_sync_prepare (SV *cb)	1558	set_sync_prepare (SV *cb)
1458	PROTOTYPE: &	1559	PROTOTYPE: &
1459	CODE:	1560	CODE:
1460	SvREFCNT_dec (prepare_cb);	1561	RETVAL = prepare_cb;
1461	prepare_cb = newSVsv (cb);	1562	prepare_cb = newSVsv (cb);
		1563	OUTPUT:
		1564	RETVAL
1462		1565
1463	char *	1566	char *
1464	strerror (int errorno = errno)	1567	strerror (int errorno = errno)
1465	PROTOTYPE: ;$	1568	PROTOTYPE: ;$
1466	CODE:	1569	CODE:
…		…
1494	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)	1597	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
1495	PREINIT:	1598	PREINIT:
1496	CALLBACK	1599	CALLBACK
1497	CODE:	1600	CODE:
1498	{	1601	{
1499	dREQ (REQ_ENV_OPEN);	1602	dREQ (REQ_ENV_OPEN, 1);
1500	req->env = env;	1603	req->env = env;
1501	req->uint1 = open_flags | DB_THREAD;	1604	req->uint1 = open_flags | DB_THREAD;
1502	req->int1 = mode;	1605	req->int1 = mode;
1503	req->buf1 = strdup_ornull (db_home);	1606	req->buf1 = strdup_ornull (db_home);
1504	REQ_SEND;	1607	REQ_SEND;
…		…
1508	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)	1611	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
1509	PREINIT:	1612	PREINIT:
1510	CALLBACK	1613	CALLBACK
1511	CODE:	1614	CODE:
1512	{	1615	{
1513	dREQ (REQ_ENV_CLOSE);	1616	dREQ (REQ_ENV_CLOSE, 0);
		1617	ptr_nuke (ST (0));
1514	req->env = env;	1618	req->env = env;
1515	req->uint1 = flags;	1619	req->uint1 = flags;
1516	REQ_SEND;	1620	REQ_SEND;
1517	ptr_nuke (ST (0));
1518	}	1621	}
1519		1622
1520	void	1623	void
1521	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)	1624	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
1522	PREINIT:	1625	PREINIT:
1523	CALLBACK	1626	CALLBACK
1524	CODE:	1627	CODE:
1525	{	1628	{
1526	dREQ (REQ_ENV_TXN_CHECKPOINT);	1629	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1527	req->env = env;	1630	req->env = env;
1528	req->uint1 = kbyte;	1631	req->uint1 = kbyte;
1529	req->int1 = min;	1632	req->int1 = min;
1530	req->uint2 = flags;	1633	req->uint2 = flags;
1531	REQ_SEND;	1634	REQ_SEND;
…		…
1535	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)	1638	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
1536	PREINIT:	1639	PREINIT:
1537	CALLBACK	1640	CALLBACK
1538	CODE:	1641	CODE:
1539	{	1642	{
1540	dREQ (REQ_ENV_LOCK_DETECT);	1643	dREQ (REQ_ENV_LOCK_DETECT, 1);
1541	req->env = env;	1644	req->env = env;
1542	req->uint1 = flags;	1645	req->uint1 = flags;
1543	req->uint2 = atype;	1646	req->uint2 = atype;
1544	/* req->int2 = 0; dummy */	1647	/* req->int2 = 0; dummy */
1545	REQ_SEND;	1648	REQ_SEND;
…		…
1549	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)	1652	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
1550	PREINIT:	1653	PREINIT:
1551	CALLBACK	1654	CALLBACK
1552	CODE:	1655	CODE:
1553	{	1656	{
1554	dREQ (REQ_ENV_MEMP_SYNC);	1657	dREQ (REQ_ENV_MEMP_SYNC, 1);
1555	req->env = env;	1658	req->env = env;
1556	REQ_SEND;	1659	REQ_SEND;
1557	}	1660	}
1558		1661
1559	void	1662	void
1560	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)	1663	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
1561	PREINIT:	1664	PREINIT:
1562	CALLBACK	1665	CALLBACK
1563	CODE:	1666	CODE:
1564	{	1667	{
1565	dREQ (REQ_ENV_MEMP_TRICKLE);	1668	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1566	req->env = env;	1669	req->env = env;
1567	req->int1 = percent;	1670	req->int1 = percent;
1568	REQ_SEND;	1671	REQ_SEND;
1569	}	1672	}
1570		1673
…		…
1572	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)	1675	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
1573	PREINIT:	1676	PREINIT:
1574	CALLBACK	1677	CALLBACK
1575	CODE:	1678	CODE:
1576	{	1679	{
1577	dREQ (REQ_ENV_DBREMOVE);	1680	dREQ (REQ_ENV_DBREMOVE, 2);
1578	req->env = env;	1681	req->env = env;
1579	req->buf1 = strdup_ornull (file);	1682	req->buf1 = strdup_ornull (file);
1580	req->buf2 = strdup_ornull (database);	1683	req->buf2 = strdup_ornull (database);
1581	req->uint1 = flags;	1684	req->uint1 = flags;
1582	REQ_SEND;	1685	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)	1689	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:	1690	PREINIT:
1588	CALLBACK	1691	CALLBACK
1589	CODE:	1692	CODE:
1590	{	1693	{
1591	dREQ (REQ_ENV_DBRENAME);	1694	dREQ (REQ_ENV_DBRENAME, 2);
1592	req->env = env;	1695	req->env = env;
1593	req->buf1 = strdup_ornull (file);	1696	req->buf1 = strdup_ornull (file);
1594	req->buf2 = strdup_ornull (database);	1697	req->buf2 = strdup_ornull (database);
1595	req->buf3 = strdup_ornull (newname);	1698	req->buf3 = strdup_ornull (newname);
1596	req->uint1 = flags;	1699	req->uint1 = flags;
1597	REQ_SEND;	1700	REQ_SEND;
1598	}	1701	}
1599		1702
		1703	void
		1704	db_env_log_archive (DB_ENV *env, SV_mutable *listp, U32 flags = 0, SV *callback = 0)
		1705	PREINIT:
		1706	CALLBACK
		1707	CODE:
		1708	{
		1709	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1710	req->sv1 = SvREFCNT_inc (listp);
		1711	req->env = env;
		1712	req->uint1 = flags;
		1713	REQ_SEND;
		1714	}
		1715
1600	DB *	1716	DB *
1601	db_create (DB_ENV *env = 0, U32 flags = 0)	1717	db_create (DB_ENV *env = 0, U32 flags = 0)
1602	CODE:	1718	CODE:
1603	{	1719	{
1604	errno = db_create (&RETVAL, env, flags);	1720	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)	1731	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:	1732	PREINIT:
1617	CALLBACK	1733	CALLBACK
1618	CODE:	1734	CODE:
1619	{	1735	{
1620	dREQ (REQ_DB_OPEN);	1736	dREQ (REQ_DB_OPEN, 2);
1621	req->db = db;	1737	req->db = db;
1622	req->txn = txnid;	1738	req->txn = txnid;
1623	req->buf1 = strdup_ornull (file);	1739	req->buf1 = strdup_ornull (file);
1624	req->buf2 = strdup_ornull (database);	1740	req->buf2 = strdup_ornull (database);
1625	req->int1 = type;	1741	req->int1 = type;
…		…
1632	db_close (DB *db, U32 flags = 0, SV *callback = 0)	1748	db_close (DB *db, U32 flags = 0, SV *callback = 0)
1633	PREINIT:	1749	PREINIT:
1634	CALLBACK	1750	CALLBACK
1635	CODE:	1751	CODE:
1636	{	1752	{
1637	dREQ (REQ_DB_CLOSE);	1753	dREQ (REQ_DB_CLOSE, 0);
		1754	ptr_nuke (ST (0));
1638	req->db = db;	1755	req->db = db;
1639	req->uint1 = flags;	1756	req->uint1 = flags;
1640	req->sv1 = (SV *)db->app_private;	1757	req->sv1 = (SV *)db->app_private;
1641	REQ_SEND;	1758	REQ_SEND;
1642	ptr_nuke (ST (0));
1643	}	1759	}
1644		1760
1645	#if DB_VERSION_MINOR >= 4	1761	#if DB_VERSION_MINOR >= 4
1646		1762
1647	void	1763	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)	1764	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:	1765	PREINIT:
1650	CALLBACK	1766	CALLBACK
1651	CODE:	1767	CODE:
1652	{	1768	{
1653	dREQ (REQ_DB_COMPACT);	1769	dREQ (REQ_DB_COMPACT, 2);
1654	req->db = db;	1770	req->db = db;
1655	req->txn = txn;	1771	req->txn = txn;
1656	sv_to_dbt (&req->dbt1, start);	1772	if (start) sv_to_dbt (&req->dbt1, start);
1657	sv_to_dbt (&req->dbt2, stop);	1773	if (stop ) sv_to_dbt (&req->dbt2, stop );
1658	req->uint1 = flags;	1774	req->uint1 = flags;
1659	REQ_SEND;	1775	REQ_SEND;
1660	}	1776	}
1661		1777
1662	#endif	1778	#endif
…		…
1665	db_sync (DB *db, U32 flags = 0, SV *callback = 0)	1781	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
1666	PREINIT:	1782	PREINIT:
1667	CALLBACK	1783	CALLBACK
1668	CODE:	1784	CODE:
1669	{	1785	{
1670	dREQ (REQ_DB_SYNC);	1786	dREQ (REQ_DB_SYNC, 1);
1671	req->db = db;	1787	req->db = db;
1672	req->uint1 = flags;	1788	req->uint1 = flags;
1673	REQ_SEND;	1789	REQ_SEND;
1674	}	1790	}
1675		1791
1676	void	1792	void
		1793	db_verify (DB *db, bdb_filename file, bdb_filename database = 0, SV *dummy = 0, U32 flags = 0, SV *callback = 0)
		1794	PREINIT:
		1795	CALLBACK
		1796	CODE:
		1797	{
		1798	dREQ (REQ_DB_VERIFY, 1);
		1799	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1800	req->db = db;
		1801	req->buf1 = strdup (file);
		1802	req->buf2 = strdup_ornull (database);
		1803	req->uint1 = flags;
		1804	REQ_SEND;
		1805	}
		1806
		1807	void
1677	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)	1808	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
1678	PREINIT:	1809	PREINIT:
1679	CALLBACK	1810	CALLBACK
1680	CODE:	1811	CODE:
1681	{	1812	{
1682	dREQ (REQ_DB_SYNC);	1813	dREQ (REQ_DB_UPGRADE, 1);
1683	req->db = db;	1814	req->db = db;
1684	req->buf1 = strdup (file);	1815	req->buf1 = strdup (file);
1685	req->uint1 = flags;	1816	req->uint1 = flags;
1686	REQ_SEND;	1817	REQ_SEND;
1687	}	1818	}
1688		1819
1689	void	1820	void
1690	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)	1821	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
1691	PREINIT:	1822	PREINIT:
1692	CALLBACK	1823	CALLBACK
1693	CODE:	1824	CODE:
1694	{	1825	{
1695	dREQ (REQ_DB_KEY_RANGE);	1826	dREQ (REQ_DB_KEY_RANGE, 2);
1696	req->db = db;	1827	req->db = db;
1697	req->txn = txn;	1828	req->txn = txn;
1698	sv_to_dbt (&req->dbt1, key);	1829	sv_to_dbt (&req->dbt1, key);
1699	req->uint1 = flags;	1830	req->uint1 = flags;
1700	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1831	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)	1836	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1706	PREINIT:	1837	PREINIT:
1707	CALLBACK	1838	CALLBACK
1708	CODE:	1839	CODE:
1709	{	1840	{
1710	dREQ (REQ_DB_PUT);	1841	dREQ (REQ_DB_PUT, 2);
1711	req->db = db;	1842	req->db = db;
1712	req->txn = txn;	1843	req->txn = txn;
1713	sv_to_dbt (&req->dbt1, key);	1844	sv_to_dbt (&req->dbt1, key);
1714	sv_to_dbt (&req->dbt2, data);	1845	sv_to_dbt (&req->dbt2, data);
1715	req->uint1 = flags;	1846	req->uint1 = flags;
…		…
1722	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)	1853	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1723	PREINIT:	1854	PREINIT:
1724	CALLBACK	1855	CALLBACK
1725	CODE:	1856	CODE:
1726	{	1857	{
1727	dREQ (REQ_DB_EXISTS);	1858	dREQ (REQ_DB_EXISTS, 2);
1728	req->db = db;	1859	req->db = db;
1729	req->txn = txn;	1860	req->txn = txn;
1730	req->uint1 = flags;	1861	req->uint1 = flags;
1731	sv_to_dbt (&req->dbt1, key);	1862	sv_to_dbt (&req->dbt1, key);
1732	REQ_SEND;	1863	REQ_SEND;
1733	}	1864	}
1734		1865
1735	#endif	1866	#endif
1736		1867
1737	void	1868	void
1738	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1869	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1739	PREINIT:	1870	PREINIT:
1740	CALLBACK	1871	CALLBACK
1741	CODE:	1872	CODE:
1742	if (SvREADONLY (data))
1743	croak ("can't modify read-only data scalar in db_get");
1744	{	1873	{
		1874	//TODO: key is somtimesmutable
1745	dREQ (REQ_DB_GET);	1875	dREQ (REQ_DB_GET, 2);
1746	req->db = db;	1876	req->db = db;
1747	req->txn = txn;	1877	req->txn = txn;
1748	req->uint1 = flags;	1878	req->uint1 = flags;
1749	sv_to_dbt (&req->dbt1, key);	1879	sv_to_dbt (&req->dbt1, key);
1750	req->dbt3.flags = DB_DBT_MALLOC;	1880	req->dbt3.flags = DB_DBT_MALLOC;
1751	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1881	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1752	REQ_SEND;	1882	REQ_SEND;
1753	}	1883	}
1754		1884
1755	void	1885	void
1756	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)	1886	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1757	PREINIT:	1887	PREINIT:
1758	CALLBACK	1888	CALLBACK
1759	CODE:	1889	CODE:
1760	if (SvREADONLY (data))
1761	croak ("can't modify read-only data scalar in db_pget");
1762	{	1890	{
		1891	//TODO: key is somtimesmutable
1763	dREQ (REQ_DB_PGET);	1892	dREQ (REQ_DB_PGET, 2);
		1893	req->db = db;
		1894	req->txn = txn;
		1895	req->uint1 = flags;
		1896
		1897	sv_to_dbt (&req->dbt1, key);
		1898
		1899	req->dbt2.flags = DB_DBT_MALLOC;
		1900	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1901
		1902	req->dbt3.flags = DB_DBT_MALLOC;
		1903	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1904	REQ_SEND;
		1905	}
		1906
		1907	void
		1908	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1909	PREINIT:
		1910	CALLBACK
		1911	CODE:
		1912	{
		1913	dREQ (REQ_DB_DEL, 2);
1764	req->db = db;	1914	req->db = db;
1765	req->txn = txn;	1915	req->txn = txn;
1766	req->uint1 = flags;	1916	req->uint1 = flags;
1767	sv_to_dbt (&req->dbt1, key);	1917	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;	1918	REQ_SEND;
1772	}	1919	}
1773		1920
1774	void	1921	void
1775	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)	1922	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1776	PREINIT:	1923	PREINIT:
1777	CALLBACK	1924	CALLBACK
1778	CODE:	1925	CODE:
1779	{	1926	{
1780	dREQ (REQ_DB_DEL);	1927	dREQ (REQ_TXN_COMMIT, 0);
1781	req->db = db;	1928	ptr_nuke (ST (0));
1782	req->txn = txn;	1929	req->txn = txn;
1783	req->uint1 = flags;	1930	req->uint1 = flags;
1784	sv_to_dbt (&req->dbt1, key);
1785	REQ_SEND;	1931	REQ_SEND;
1786	}	1932	}
1787		1933
1788	void	1934	void
		1935	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1936	PREINIT:
		1937	CALLBACK
		1938	CODE:
		1939	{
		1940	dREQ (REQ_TXN_ABORT, 0);
		1941	ptr_nuke (ST (0));
		1942	req->txn = txn;
		1943	REQ_SEND;
		1944	}
		1945
		1946	void
1789	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)	1947	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1790	PREINIT:	1948	PREINIT:
1791	CALLBACK	1949	CALLBACK
1792	CODE:	1950	CODE:
1793	{	1951	{
1794	dREQ (REQ_TXN_COMMIT);	1952	dREQ (REQ_TXN_FINISH, 0);
		1953	ptr_nuke (ST (0));
1795	req->txn = txn;	1954	req->txn = txn;
1796	req->uint1 = flags;	1955	req->uint1 = flags;
1797	REQ_SEND;	1956	REQ_SEND;
		1957	}
		1958
		1959	void
		1960	db_c_close (DBC *dbc, SV *callback = 0)
		1961	PREINIT:
		1962	CALLBACK
		1963	CODE:
		1964	{
		1965	dREQ (REQ_C_CLOSE, 0);
1798	ptr_nuke (ST (0));	1966	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;	1967	req->dbc = dbc;
1834	REQ_SEND;	1968	REQ_SEND;
1835	ptr_nuke (ST (0));
1836	}	1969	}
1837		1970
1838	void	1971	void
1839	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)	1972	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
1840	PREINIT:	1973	PREINIT:
1841	CALLBACK	1974	CALLBACK
1842	CODE:	1975	CODE:
1843	{	1976	{
1844	dREQ (REQ_C_COUNT);	1977	dREQ (REQ_C_COUNT, 1);
1845	req->dbc = dbc;	1978	req->dbc = dbc;
1846	req->sv1 = SvREFCNT_inc (count);	1979	req->sv1 = SvREFCNT_inc (count);
1847	REQ_SEND;	1980	REQ_SEND;
1848	}	1981	}
1849		1982
…		…
1851	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1984	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1852	PREINIT:	1985	PREINIT:
1853	CALLBACK	1986	CALLBACK
1854	CODE:	1987	CODE:
1855	{	1988	{
1856	dREQ (REQ_C_PUT);	1989	dREQ (REQ_C_PUT, 1);
1857	req->dbc = dbc;	1990	req->dbc = dbc;
1858	sv_to_dbt (&req->dbt1, key);	1991	sv_to_dbt (&req->dbt1, key);
1859	sv_to_dbt (&req->dbt2, data);	1992	sv_to_dbt (&req->dbt2, data);
1860	req->uint1 = flags;	1993	req->uint1 = flags;
1861	REQ_SEND;	1994	REQ_SEND;
1862	}	1995	}
1863		1996
1864	void	1997	void
1865	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1998	db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1866	PREINIT:	1999	PREINIT:
1867	CALLBACK	2000	CALLBACK
1868	CODE:	2001	CODE:
1869	{	2002	{
		2003	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2004	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2005	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2006	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2007	"key",
		2008	"BDB::db_c_get");
		2009
		2010	{
1870	dREQ (REQ_C_GET);	2011	dREQ (REQ_C_GET, 1);
		2012	req->dbc = dbc;
		2013	req->uint1 = flags;
		2014	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2015	sv_to_dbt (&req->dbt1, key);
		2016	else
		2017	{
		2018	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2019	sv_to_dbt (&req->dbt1, key);
		2020	else
		2021	req->dbt1.flags = DB_DBT_MALLOC;
		2022
		2023	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2024	}
		2025
		2026	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2027	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2028	sv_to_dbt (&req->dbt3, data);
		2029	else
		2030	req->dbt3.flags = DB_DBT_MALLOC;
		2031
		2032	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2033	REQ_SEND;
		2034	}
		2035	}
		2036
		2037	void
		2038	db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		2039	PREINIT:
		2040	CALLBACK
		2041	CODE:
		2042	{
		2043	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2044	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2045	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2046	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2047	"key",
		2048	"BDB::db_c_pget");
		2049
		2050	{
		2051	dREQ (REQ_C_PGET, 1);
		2052	req->dbc = dbc;
		2053	req->uint1 = flags;
		2054	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2055	sv_to_dbt (&req->dbt1, key);
		2056	else
		2057	{
		2058	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2059	sv_to_dbt (&req->dbt1, key);
		2060	else
		2061	req->dbt1.flags = DB_DBT_MALLOC;
		2062
		2063	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2064	}
		2065
		2066	req->dbt2.flags = DB_DBT_MALLOC;
		2067	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2068
		2069	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2070	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2071	sv_to_dbt (&req->dbt3, data);
		2072	else
		2073	req->dbt3.flags = DB_DBT_MALLOC;
		2074
		2075	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2076	REQ_SEND;
		2077	}
		2078	}
		2079
		2080	void
		2081	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		2082	PREINIT:
		2083	CALLBACK
		2084	CODE:
		2085	{
		2086	dREQ (REQ_C_DEL, 1);
1871	req->dbc = dbc;	2087	req->dbc = dbc;
1872	req->uint1 = flags;	2088	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;	2089	REQ_SEND;
1931	}	2090	}
1932		2091
1933		2092
1934	#if DB_VERSION_MINOR >= 3	2093	#if DB_VERSION_MINOR >= 3
…		…
1937	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)	2096	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
1938	PREINIT:	2097	PREINIT:
1939	CALLBACK	2098	CALLBACK
1940	CODE:	2099	CODE:
1941	{	2100	{
1942	dREQ (REQ_SEQ_OPEN);	2101	dREQ (REQ_SEQ_OPEN, 2);
1943	req->seq = seq;	2102	req->seq = seq;
1944	req->txn = txnid;	2103	req->txn = txnid;
1945	req->uint1 = flags | DB_THREAD;	2104	req->uint1 = flags | DB_THREAD;
1946	sv_to_dbt (&req->dbt1, key);	2105	sv_to_dbt (&req->dbt1, key);
1947	REQ_SEND;	2106	REQ_SEND;
…		…
1951	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)	2110	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
1952	PREINIT:	2111	PREINIT:
1953	CALLBACK	2112	CALLBACK
1954	CODE:	2113	CODE:
1955	{	2114	{
1956	dREQ (REQ_SEQ_CLOSE);	2115	dREQ (REQ_SEQ_CLOSE, 0);
		2116	ptr_nuke (ST (0));
1957	req->seq = seq;	2117	req->seq = seq;
1958	req->uint1 = flags;	2118	req->uint1 = flags;
1959	REQ_SEND;	2119	REQ_SEND;
1960	ptr_nuke (ST (0));
1961	}	2120	}
1962		2121
1963	void	2122	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)	2123	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:	2124	PREINIT:
1966	CALLBACK	2125	CALLBACK
1967	CODE:	2126	CODE:
1968	{	2127	{
1969	dREQ (REQ_SEQ_GET);	2128	dREQ (REQ_SEQ_GET, 2);
1970	req->seq = seq;	2129	req->seq = seq;
1971	req->txn = txnid;	2130	req->txn = txnid;
1972	req->int1 = delta;	2131	req->int1 = delta;
1973	req->uint1 = flags;	2132	req->uint1 = flags;
1974	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2133	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)	2138	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
1980	PREINIT:	2139	PREINIT:
1981	CALLBACK	2140	CALLBACK
1982	CODE:	2141	CODE:
1983	{	2142	{
1984	dREQ (REQ_SEQ_REMOVE);	2143	dREQ (REQ_SEQ_REMOVE, 2);
1985	req->seq = seq;	2144	req->seq = seq;
1986	req->txn = txnid;	2145	req->txn = txnid;
1987	req->uint1 = flags;	2146	req->uint1 = flags;
1988	REQ_SEND;	2147	REQ_SEND;
1989	}	2148	}
…		…
2198	CODE:	2357	CODE:
2199	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2358	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2200	OUTPUT:	2359	OUTPUT:
2201	RETVAL	2360	RETVAL
2202		2361
		2362	int set_pagesize (DB *db, U32 pagesize)
		2363	CODE:
		2364	RETVAL = db->set_pagesize (db, pagesize);
		2365	OUTPUT:
		2366	RETVAL
		2367
2203	int set_flags (DB *db, U32 flags)	2368	int set_flags (DB *db, U32 flags)
2204	CODE:	2369	CODE:
2205	RETVAL = db->set_flags (db, flags);	2370	RETVAL = db->set_flags (db, flags);
2206	OUTPUT:	2371	OUTPUT:
2207	RETVAL	2372	RETVAL

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