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Comparing BDB/BDB.xs (file contents):
Revision 1.48 by root, Tue Jul 29 03:33:16 2008 UTC vs.
Revision 1.71 by root, Thu Nov 12 00:39:58 2009 UTC

…		…
6		6
7	#include "EXTERN.h"	7	#include "EXTERN.h"
8	#include "perl.h"	8	#include "perl.h"
9	#include "XSUB.h"	9	#include "XSUB.h"
10		10
		11	#include "schmorp.h"
		12
11	// perl stupidly defines these as macros, breaking	13	// perl stupidly defines these as argument-less macros, breaking
12	// lots and lots of code.	14	// lots and lots of code.
13	#undef open	15	#undef open
14	#undef close	16	#undef close
15	#undef abort	17	#undef abort
16	#undef malloc	18	#undef malloc
…		…
36	#endif	38	#endif
37		39
38	/* number of seconds after which idle threads exit */	40	/* number of seconds after which idle threads exit */
39	#define IDLE_TIMEOUT 10	41	#define IDLE_TIMEOUT 10
40		42
		43	typedef SV SV_mutable;
		44
41	typedef DB_ENV DB_ENV_ornull;	45	typedef DB_ENV DB_ENV_ornull;
42	typedef DB_TXN DB_TXN_ornull;	46	typedef DB_TXN DB_TXN_ornull;
43	typedef DBC DBC_ornull;	47	typedef DBC DBC_ornull;
44	typedef DB DB_ornull;	48	typedef DB DB_ornull;
45		49
…		…
51	#if DB_VERSION_MINOR >= 3	55	#if DB_VERSION_MINOR >= 3
52	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	56	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
53	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;	57	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
54	#endif	58	#endif
55		59
56	typedef SV SV8; /* byte-sv, used for argument-checking */
57	typedef char *bdb_filename;	60	typedef char *bdb_filename;
58		61
59	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;
60		71
61	#if DB_VERSION_MINOR >= 6	72	#if DB_VERSION_MINOR >= 6
62	# define c_close close	73	# define c_close close
63	# define c_count count	74	# define c_count count
64	# define c_del del	75	# define c_del del
…		…
132	dbt_to_sv (SV *sv, DBT *dbt)	143	dbt_to_sv (SV *sv, DBT *dbt)
133	{	144	{
134	if (sv)	145	if (sv)
135	{	146	{
136	SvREADONLY_off (sv);	147	SvREADONLY_off (sv);
		148
		149	if (dbt->data)
137	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
138	SvREFCNT_dec (sv);	154	SvREFCNT_dec (sv);
139	}	155	}
140		156
141	free (dbt->data);	157	free (dbt->data);
142	}	158	}
143		159
144	enum {	160	enum {
145	REQ_QUIT,	161	REQ_QUIT,
146	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,
147	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,
148	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,
149	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,
150	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,	167	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
151	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,
152	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,
153	};	170	};
…		…
173	DB_KEY_RANGE key_range;	190	DB_KEY_RANGE key_range;
174	#if DB_VERSION_MINOR >= 3	191	#if DB_VERSION_MINOR >= 3
175	DB_SEQUENCE *seq;	192	DB_SEQUENCE *seq;
176	db_seq_t seq_t;	193	db_seq_t seq_t;
177	#endif	194	#endif
		195
		196	SV *rsv1, *rsv2; // keep some request objects alive
178	} bdb_cb;	197	} bdb_cb;
179		198
180	typedef bdb_cb *bdb_req;	199	typedef bdb_cb *bdb_req;
181		200
182	enum {	201	enum {
…		…
236	}	255	}
237		256
238	static volatile unsigned int nreqs, nready, npending;	257	static volatile unsigned int nreqs, nready, npending;
239	static volatile unsigned int max_idle = 4;	258	static volatile unsigned int max_idle = 4;
240	static volatile unsigned int max_outstanding = 0xffffffff;	259	static volatile unsigned int max_outstanding = 0xffffffff;
241	static int respipe_osf [2], respipe [2] = { -1, -1 };	260	static s_epipe respipe;
242		261
243	static mutex_t reslock = X_MUTEX_INIT;	262	static mutex_t reslock = X_MUTEX_INIT;
244	static mutex_t reqlock = X_MUTEX_INIT;	263	static mutex_t reqlock = X_MUTEX_INIT;
245	static cond_t reqwait = X_COND_INIT;	264	static cond_t reqwait = X_COND_INIT;
246		265
…		…
341	abort ();	360	abort ();
342	}	361	}
343		362
344	static int poll_cb (void);	363	static int poll_cb (void);
345	static void req_free (bdb_req req);	364	static void req_free (bdb_req req);
346	static void req_cancel (bdb_req req);
347		365
348	static int req_invoke (bdb_req req)	366	static int req_invoke (bdb_req req)
349	{	367	{
350	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;
351		435
352	if (req->callback)	436	if (req->callback)
353	{	437	{
		438	dSP;
		439
354	ENTER;	440	ENTER;
355	SAVETMPS;	441	SAVETMPS;
356	PUSHMARK (SP);	442	PUSHMARK (SP);
357		443
358	switch (req->type)
359	{
360	case REQ_DB_CLOSE:
361	SvREFCNT_dec (req->sv1);
362	break;
363
364	case REQ_DB_GET:
365	case REQ_DB_PGET:
366	dbt_to_sv (req->sv3, &req->dbt3);
367	break;
368
369	case REQ_C_GET:
370	case REQ_C_PGET:
371	dbt_to_sv (req->sv1, &req->dbt1);
372	dbt_to_sv (req->sv2, &req->dbt2);
373	dbt_to_sv (req->sv3, &req->dbt3);
374	break;
375
376	case REQ_DB_PUT:
377	case REQ_C_PUT:
378	dbt_to_sv (0, &req->dbt1);
379	dbt_to_sv (0, &req->dbt2);
380	break;
381
382	case REQ_DB_KEY_RANGE:
383	{
384	AV *av = newAV ();
385
386	av_push (av, newSVnv (req->key_range.less));
387	av_push (av, newSVnv (req->key_range.equal));
388	av_push (av, newSVnv (req->key_range.greater));
389
390	SvREADONLY_off (req->sv1);
391	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
392	SvREFCNT_dec (req->sv1);
393	}
394	break;
395
396	#if DB_VERSION_MINOR >= 3
397	case REQ_SEQ_GET:
398	SvREADONLY_off (req->sv1);
399
400	if (sizeof (IV) > 4)
401	sv_setiv_mg (req->sv1, (IV)req->seq_t);
402	else
403	sv_setnv_mg (req->sv1, (NV)req->seq_t);
404
405	SvREFCNT_dec (req->sv1);
406	break;
407	#endif
408	}
409
410	errno = req->result;
411
412	PUTBACK;	444	PUTBACK;
413	call_sv (req->callback, G_VOID | G_EVAL);	445	call_sv (req->callback, G_VOID | G_EVAL);
414	SPAGAIN;	446	SPAGAIN;
415		447
416	FREETMPS;	448	FREETMPS;
417	LEAVE;	449	LEAVE;
		450
		451	return !SvTRUE (ERRSV);
418	}	452	}
419		453
420	return !SvTRUE (ERRSV);	454	return 1;
421	}	455	}
422		456
423	static void req_free (bdb_req req)	457	static void req_free (bdb_req req)
424	{	458	{
425	SvREFCNT_dec (req->callback);	459	SvREFCNT_dec (req->callback);
		460
		461	SvREFCNT_dec (req->rsv1);
		462	SvREFCNT_dec (req->rsv2);
426		463
427	free (req->buf1);	464	free (req->buf1);
428	free (req->buf2);	465	free (req->buf2);
429	free (req->buf3);	466	free (req->buf3);
430		467
431	Safefree (req);	468	Safefree (req);
432	}	469	}
433		470
434	#ifdef USE_SOCKETS_AS_HANDLES
435	# define TO_SOCKET(x) (win32_get_osfhandle (x))
436	#else
437	# define TO_SOCKET(x) (x)
438	#endif
439
440	static void	471	static void
441	create_respipe (void)	472	create_respipe (void)
442	{	473	{
443	#ifdef _WIN32
444	int arg; /* argg */
445	#endif
446	int old_readfd = respipe [0];
447
448	if (respipe [1] >= 0)
449	respipe_close (TO_SOCKET (respipe [1]));
450
451	#ifdef _WIN32
452	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
453	#else
454	if (pipe (respipe))	474	if (s_epipe_renew (&respipe))
455	#endif	475	croak ("BDB: unable to create event pipe");
456	croak ("unable to initialize result pipe");
457
458	if (old_readfd >= 0)
459	{
460	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
461	croak ("unable to initialize result pipe(2)");
462
463	respipe_close (respipe [0]);
464	respipe [0] = old_readfd;
465	}
466
467	#ifdef _WIN32
468	arg = 1;
469	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
470	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
471	#else
472	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
473	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
474	#endif
475	croak ("unable to initialize result pipe(3)");
476
477	respipe_osf [0] = TO_SOCKET (respipe [0]);
478	respipe_osf [1] = TO_SOCKET (respipe [1]);
479	}	476	}
480		477
		478	static void bdb_request (bdb_req req);
481	X_THREAD_PROC (bdb_proc);	479	X_THREAD_PROC (bdb_proc);
482		480
483	static void start_thread (void)	481	static void start_thread (void)
484	{	482	{
485	worker *wrk = calloc (1, sizeof (worker));	483	worker *wrk = calloc (1, sizeof (worker));
…		…
526	on_next_submit = 0;	524	on_next_submit = 0;
527		525
528	PUSHMARK (SP);	526	PUSHMARK (SP);
529	PUTBACK;	527	PUTBACK;
530	call_sv (cb, G_DISCARD | G_EVAL);	528	call_sv (cb, G_DISCARD | G_EVAL);
		529	SPAGAIN;
531	}	530	}
532		531
533	// synthesize callback if none given	532	// synthesize callback if none given
534	if (!req->callback)	533	if (!req->callback)
535	{	534	{
		535	if (SvOK (prepare_cb))
		536	{
536	int count;	537	int count;
537		538
538	dSP;	539	dSP;
539	PUSHMARK (SP);	540	PUSHMARK (SP);
540	PUTBACK;	541	PUTBACK;
541	count = call_sv (prepare_cb, G_ARRAY);	542	count = call_sv (prepare_cb, G_ARRAY);
542	SPAGAIN;	543	SPAGAIN;
543		544
544	if (count != 2)	545	if (count != 2)
545	croak ("prepare callback must return exactly two values\n");	546	croak ("sync prepare callback must return exactly two values\n");
546		547
547	wait_callback = POPs;	548	wait_callback = POPs;
548	SvREFCNT_dec (req->callback);
549	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	}
550	}	559	}
551		560
552	++nreqs;	561	++nreqs;
553		562
554	X_LOCK (reqlock);	563	X_LOCK (reqlock);
…		…
568	}	577	}
569	}	578	}
570		579
571	static void end_thread (void)	580	static void end_thread (void)
572	{	581	{
573	bdb_req req;	582	bdb_req req = calloc (1, sizeof (bdb_cb));
574
575	Newz (0, req, 1, bdb_cb);
576		583
577	req->type = REQ_QUIT;	584	req->type = REQ_QUIT;
578	req->pri = PRI_MAX + PRI_BIAS;	585	req->pri = PRI_MAX + PRI_BIAS;
579		586
580	X_LOCK (reqlock);	587	X_LOCK (reqlock);
…		…
609	end_thread ();	616	end_thread ();
610	}	617	}
611		618
612	static void poll_wait (void)	619	static void poll_wait (void)
613	{	620	{
614	fd_set rfd;
615
616	while (nreqs)	621	while (nreqs)
617	{	622	{
618	int size;	623	int size;
619	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	624	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
620	size = res_queue.size;	625	size = res_queue.size;
…		…
623	if (size)	628	if (size)
624	return;	629	return;
625		630
626	maybe_start_thread ();	631	maybe_start_thread ();
627		632
628	FD_ZERO (&rfd);	633	s_epipe_wait (&respipe);
629	FD_SET (respipe [0], &rfd);
630
631	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
632	}	634	}
633	}	635	}
634		636
635	static int poll_cb (void)	637	static int poll_cb (void)
636	{	638	{
…		…
656	if (req)	658	if (req)
657	{	659	{
658	--npending;	660	--npending;
659		661
660	if (!res_queue.size)	662	if (!res_queue.size)
661	{
662	/* read any signals sent by the worker threads */	663	/* read any signals sent by the worker threads */
663	char buf [4];	664	s_epipe_drain (&respipe);
664	while (respipe_read (respipe [0], buf, 4) == 4)
665	;
666	}
667	}	665	}
668		666
669	X_UNLOCK (reslock);	667	X_UNLOCK (reslock);
670		668
671	if (!req)	669	if (!req)
…		…
706	return count;	704	return count;
707	}	705	}
708		706
709	/*****************************************************************************/	707	/*****************************************************************************/
710		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
711	X_THREAD_PROC (bdb_proc)	879	X_THREAD_PROC (bdb_proc)
712	{	880	{
713	bdb_req req;	881	bdb_req req;
714	struct timespec ts;	882	struct timespec ts;
715	worker *self = (worker *)thr_arg;	883	worker *self = (worker *)thr_arg;
…		…
717	/* try to distribute timeouts somewhat evenly */	885	/* try to distribute timeouts somewhat evenly */
718	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	886	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
719		887
720	for (;;)	888	for (;;)
721	{	889	{
722	ts.tv_sec = time (0) + IDLE_TIMEOUT;	890	ts.tv_sec = time (0) + IDLE_TIMEOUT;
723		891
724	X_LOCK (reqlock);	892	X_LOCK (reqlock);
725		893
726	for (;;)	894	for (;;)
727	{	895	{
…		…
754	}	922	}
755		923
756	--nready;	924	--nready;
757		925
758	X_UNLOCK (reqlock);	926	X_UNLOCK (reqlock);
759		927
760	switch (req->type)	928	if (req->type == REQ_QUIT)
761	{	929	{
762	case REQ_QUIT:	930	X_LOCK (reslock);
763	req->result = ENOSYS;	931	free (req);
		932	self->req = 0;
		933	X_UNLOCK (reslock);
		934
764	goto quit;	935	goto quit;
765
766	case REQ_ENV_OPEN:
767	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
768	break;
769
770	case REQ_ENV_CLOSE:
771	req->result = req->env->close (req->env, req->uint1);
772	break;
773
774	case REQ_ENV_TXN_CHECKPOINT:
775	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
776	break;
777
778	case REQ_ENV_LOCK_DETECT:
779	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
780	break;
781
782	case REQ_ENV_MEMP_SYNC:
783	req->result = req->env->memp_sync (req->env, 0);
784	break;
785
786	case REQ_ENV_MEMP_TRICKLE:
787	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
788	break;
789
790	case REQ_ENV_DBREMOVE:
791	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
792	break;
793
794	case REQ_ENV_DBRENAME:
795	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
796	break;
797
798	case REQ_DB_OPEN:
799	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
800	break;
801
802	case REQ_DB_CLOSE:
803	req->result = req->db->close (req->db, req->uint1);
804	break;
805
806	#if DB_VERSION_MINOR >= 4
807	case REQ_DB_COMPACT:
808	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
809	break;
810	#endif
811
812	case REQ_DB_SYNC:
813	req->result = req->db->sync (req->db, req->uint1);
814	break;
815
816	case REQ_DB_UPGRADE:
817	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
818	break;
819
820	case REQ_DB_PUT:
821	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
822	break;
823
824	#if DB_VERSION_MINOR >= 6
825	case REQ_DB_EXISTS:
826	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
827	break;
828	#endif
829	case REQ_DB_GET:
830	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
831	break;
832
833	case REQ_DB_PGET:
834	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
835	break;
836
837	case REQ_DB_DEL:
838	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
839	break;
840
841	case REQ_DB_KEY_RANGE:
842	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
843	break;
844
845	case REQ_TXN_COMMIT:
846	req->result = req->txn->commit (req->txn, req->uint1);
847	break;
848
849	case REQ_TXN_ABORT:
850	req->result = req->txn->abort (req->txn);
851	break;
852
853	case REQ_TXN_FINISH:
854	if (req->txn->flags & TXN_DEADLOCK)
855	{
856	req->result = req->txn->abort (req->txn);
857	if (!req->result)
858	req->result = DB_LOCK_DEADLOCK;
859	}
860	else
861	req->result = req->txn->commit (req->txn, req->uint1);
862	break;
863
864	case REQ_C_CLOSE:
865	req->result = req->dbc->c_close (req->dbc);
866	break;
867
868	case REQ_C_COUNT:
869	{
870	db_recno_t recno;
871	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
872	req->uv1 = recno;
873	}
874	break;
875
876	case REQ_C_PUT:
877	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
878	break;
879
880	case REQ_C_GET:
881	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
882	break;
883
884	case REQ_C_PGET:
885	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
886	break;
887
888	case REQ_C_DEL:
889	req->result = req->dbc->c_del (req->dbc, req->uint1);
890	break;
891
892	#if DB_VERSION_MINOR >= 3
893	case REQ_SEQ_OPEN:
894	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
895	break;
896
897	case REQ_SEQ_CLOSE:
898	req->result = req->seq->close (req->seq, req->uint1);
899	break;
900
901	case REQ_SEQ_GET:
902	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
903	break;
904
905	case REQ_SEQ_REMOVE:
906	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
907	break;
908	#endif
909
910	default:
911	req->result = ENOSYS;
912	break;
913	}	936	}
914		937
915	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))	938	bdb_request (req);
916	req->txn->flags |= TXN_DEADLOCK;
917		939
918	X_LOCK (reslock);	940	X_LOCK (reslock);
919		941
920	++npending;	942	++npending;
921		943
922	if (!reqq_push (&res_queue, req))	944	if (!reqq_push (&res_queue, req))
923	/* write a dummy byte to the pipe so fh becomes ready */	945	s_epipe_signal (&respipe);
924	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
925		946
926	self->req = 0;	947	self->req = 0;
927	worker_clear (self);	948	worker_clear (self);
928		949
929	X_UNLOCK (reslock);	950	X_UNLOCK (reslock);
…		…
983	create_respipe ();	1004	create_respipe ();
984		1005
985	atfork_parent ();	1006	atfork_parent ();
986	}	1007	}
987		1008
988	#define dREQ(reqtype) \	1009	#define dREQ(reqtype,rsvcnt) \
989	bdb_req req; \	1010	bdb_req req; \
990	int req_pri = next_pri; \	1011	int req_pri = next_pri; \
991	next_pri = DEFAULT_PRI + PRI_BIAS; \	1012	next_pri = DEFAULT_PRI + PRI_BIAS; \
992	\	1013	\
993	if (callback && SvOK (callback)) \	1014	if (callback && SvOK (callback)) \
…		…
995	\	1016	\
996	Newz (0, req, 1, bdb_cb); \	1017	Newz (0, req, 1, bdb_cb); \
997	if (!req) \	1018	if (!req) \
998	croak ("out of memory during bdb_req allocation"); \	1019	croak ("out of memory during bdb_req allocation"); \
999	\	1020	\
1000	req->callback = cb ? SvREFCNT_inc (cb) : 0; \	1021	req->callback = SvREFCNT_inc (cb); \
1001	req->type = (reqtype); \	1022	req->type = (reqtype); \
1002	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;
1003		1027
1004	#define REQ_SEND \	1028	#define REQ_SEND \
1005	req_send (req)	1029	req_send (req)
1006		1030
1007	#define SvPTR(var, arg, type, class, nullok) \	1031	#define SvPTR(var, arg, type, stash, class, nullok) \
1008	if (!SvOK (arg)) \	1032	if (!SvOK (arg)) \
1009	{ \	1033	{ \
1010	if (nullok != 1) \	1034	if (nullok != 1) \
1011	croak (# var " must be a " # class " object, not undef"); \	1035	croak (# var " must be a " # class " object, not undef"); \
1012	\	1036	\
1013	(var) = 0; \	1037	(var) = 0; \
1014	} \	1038	} \
1015	else if (sv_derived_from ((arg), # class)) \	1039	else if (SvSTASH (SvRV (arg)) == stash || sv_derived_from ((arg), # class)) \
1016	{ \	1040	{ \
1017	IV tmp = SvIV ((SV*) SvRV (arg)); \	1041	IV tmp = SvIV ((SV*) SvRV (arg)); \
1018	(var) = INT2PTR (type, tmp); \	1042	(var) = INT2PTR (type, tmp); \
1019	if (!var && nullok != 2) \	1043	if (!var && nullok != 2) \
1020	croak (# var " is not a valid " # class " object anymore"); \	1044	croak (# var " is not a valid " # class " object anymore"); \
1021	} \	1045	} \
1022	else \	1046	else \
1023	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	}
1024		1062
1025	static void	1063	static void
1026	ptr_nuke (SV *sv)	1064	ptr_nuke (SV *sv)
1027	{	1065	{
1028	assert (SvROK (sv));	1066	assert (SvROK (sv));
…		…
1099	}	1137	}
1100		1138
1101	return 0;	1139	return 0;
1102	}	1140	}
1103		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
1104	/* stupid windoes defined CALLBACK as well */	1183	/* stupid windows defines CALLBACK as well */
1105	#undef CALLBACK	1184	#undef CALLBACK
1106	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));	1185	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1107		1186
1108	MODULE = BDB PACKAGE = BDB	1187	MODULE = BDB PACKAGE = BDB
1109		1188
1110	PROTOTYPES: ENABLE	1189	PROTOTYPES: ENABLE
1111		1190
1112	BOOT:	1191	BOOT:
1113	{	1192	{
1114	HV *stash = gv_stashpv ("BDB", 1);	1193	bdb_stash = gv_stashpv ("BDB" , 1);
		1194	bdb_env_stash = gv_stashpv ("BDB::Env" , 1);
		1195	bdb_txn_stash = gv_stashpv ("BDB::Txn" , 1);
		1196	bdb_cursor_stash = gv_stashpv ("BDB::Cursor" , 1);
		1197	bdb_db_stash = gv_stashpv ("BDB::Db" , 1);
		1198	bdb_sequence_stash = gv_stashpv ("BDB::Sequence", 1);
1115		1199
1116	static const struct {	1200	static const struct {
1117	const char *name;	1201	const char *name;
1118	IV iv;	1202	IV iv;
1119	} *civ, const_iv[] = {	1203	} *civ, const_iv[] = {
…		…
1162	const_iv (NOSYNC)	1246	const_iv (NOSYNC)
1163	const_iv (CHKSUM)	1247	const_iv (CHKSUM)
1164	const_iv (ENCRYPT)	1248	const_iv (ENCRYPT)
1165	const_iv (DUP)	1249	const_iv (DUP)
1166	const_iv (DUPSORT)	1250	const_iv (DUPSORT)
1167	const_iv (RECNUM)	1251	//const_iv (RECNUM)
1168	const_iv (RENUMBER)	1252	const_iv (RENUMBER)
1169	const_iv (REVSPLITOFF)	1253	const_iv (REVSPLITOFF)
1170	const_iv (CONSUME)	1254	const_iv (CONSUME)
1171	const_iv (CONSUME_WAIT)	1255	const_iv (CONSUME_WAIT)
1172	const_iv (GET_BOTH)	1256	const_iv (GET_BOTH)
…		…
1244	const_iv (REP_UNAVAIL)	1328	const_iv (REP_UNAVAIL)
1245	const_iv (RUNRECOVERY)	1329	const_iv (RUNRECOVERY)
1246	const_iv (SECONDARY_BAD)	1330	const_iv (SECONDARY_BAD)
1247	const_iv (VERIFY_BAD)	1331	const_iv (VERIFY_BAD)
1248		1332
		1333	const_iv (SALVAGE)
		1334	const_iv (AGGRESSIVE)
		1335	const_iv (PRINTABLE)
		1336	const_iv (NOORDERCHK)
		1337	const_iv (ORDERCHKONLY)
		1338
		1339	const_iv (ARCH_ABS)
		1340	const_iv (ARCH_DATA)
		1341	const_iv (ARCH_LOG)
		1342	const_iv (ARCH_REMOVE)
		1343
1249	const_iv (VERB_DEADLOCK)	1344	const_iv (VERB_DEADLOCK)
1250	const_iv (VERB_RECOVERY)	1345	const_iv (VERB_RECOVERY)
1251	const_iv (VERB_REPLICATION)	1346	const_iv (VERB_REPLICATION)
1252	const_iv (VERB_WAITSFOR)	1347	const_iv (VERB_WAITSFOR)
1253		1348
…		…
1286	const_iv (PRIORITY_VERY_LOW)	1381	const_iv (PRIORITY_VERY_LOW)
1287	const_iv (PRIORITY_LOW)	1382	const_iv (PRIORITY_LOW)
1288	const_iv (PRIORITY_DEFAULT)	1383	const_iv (PRIORITY_DEFAULT)
1289	const_iv (PRIORITY_HIGH)	1384	const_iv (PRIORITY_HIGH)
1290	const_iv (PRIORITY_VERY_HIGH)	1385	const_iv (PRIORITY_VERY_HIGH)
		1386	const_iv (IGNORE_LEASE)
1291	#endif	1387	#endif
1292	#if DB_VERSION_MINOR >= 7	1388	#if DB_VERSION_MINOR >= 7
		1389	//const_iv (MULTIPLE_KEY)
1293	const_iv (LOG_DIRECT)	1390	const_iv (LOG_DIRECT)
1294	const_iv (LOG_DSYNC)	1391	const_iv (LOG_DSYNC)
1295	const_iv (LOG_AUTO_REMOVE)	1392	const_iv (LOG_AUTO_REMOVE)
1296	const_iv (LOG_IN_MEMORY)	1393	const_iv (LOG_IN_MEMORY)
1297	const_iv (LOG_ZERO)	1394	const_iv (LOG_ZERO)
…		…
1304	# endif	1401	# endif
1305	#endif	1402	#endif
1306	};	1403	};
1307		1404
1308	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; )
1309	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;
1310		1409
1311	{	1410	{
1312	/* 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 */
1313	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 };
1314		1413
1315	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));	1414	newCONSTSUB (bdb_stash, "VERSION_v", newSVpvn (vstring, 3));
1316	}	1415	}
1317		1416
1318	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1417	newCONSTSUB (bdb_stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1319		1418
1320	create_respipe ();	1419	create_respipe ();
1321		1420
1322	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1421	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1323	patch_errno ();	1422	patch_errno ();
…		…
1401		1500
1402	int	1501	int
1403	poll_fileno ()	1502	poll_fileno ()
1404	PROTOTYPE:	1503	PROTOTYPE:
1405	CODE:	1504	CODE:
1406	RETVAL = respipe [0];	1505	RETVAL = s_epipe_fd (&respipe);
1407	OUTPUT:	1506	OUTPUT:
1408	RETVAL	1507	RETVAL
1409		1508
1410	int	1509	int
1411	poll_cb (...)	1510	poll_cb (...)
…		…
1453	RETVAL = started;	1552	RETVAL = started;
1454	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1553	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1455	OUTPUT:	1554	OUTPUT:
1456	RETVAL	1555	RETVAL
1457		1556
1458	void	1557	SV *
1459	set_sync_prepare (SV *cb)	1558	set_sync_prepare (SV *cb)
1460	PROTOTYPE: &	1559	PROTOTYPE: &
1461	CODE:	1560	CODE:
1462	SvREFCNT_dec (prepare_cb);	1561	RETVAL = prepare_cb;
1463	prepare_cb = newSVsv (cb);	1562	prepare_cb = newSVsv (cb);
		1563	OUTPUT:
		1564	RETVAL
1464		1565
1465	char *	1566	char *
1466	strerror (int errorno = errno)	1567	strerror (int errorno = errno)
1467	PROTOTYPE: ;$	1568	PROTOTYPE: ;$
1468	CODE:	1569	CODE:
…		…
1496	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)
1497	PREINIT:	1598	PREINIT:
1498	CALLBACK	1599	CALLBACK
1499	CODE:	1600	CODE:
1500	{	1601	{
1501	dREQ (REQ_ENV_OPEN);	1602	dREQ (REQ_ENV_OPEN, 1);
1502	req->env = env;	1603	req->env = env;
1503	req->uint1 = open_flags | DB_THREAD;	1604	req->uint1 = open_flags | DB_THREAD;
1504	req->int1 = mode;	1605	req->int1 = mode;
1505	req->buf1 = strdup_ornull (db_home);	1606	req->buf1 = strdup_ornull (db_home);
1506	REQ_SEND;	1607	REQ_SEND;
…		…
1510	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)
1511	PREINIT:	1612	PREINIT:
1512	CALLBACK	1613	CALLBACK
1513	CODE:	1614	CODE:
1514	{	1615	{
1515	dREQ (REQ_ENV_CLOSE);	1616	dREQ (REQ_ENV_CLOSE, 0);
		1617	ptr_nuke (ST (0));
1516	req->env = env;	1618	req->env = env;
1517	req->uint1 = flags;	1619	req->uint1 = flags;
1518	REQ_SEND;	1620	REQ_SEND;
1519	ptr_nuke (ST (0));
1520	}	1621	}
1521		1622
1522	void	1623	void
1523	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)
1524	PREINIT:	1625	PREINIT:
1525	CALLBACK	1626	CALLBACK
1526	CODE:	1627	CODE:
1527	{	1628	{
1528	dREQ (REQ_ENV_TXN_CHECKPOINT);	1629	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1529	req->env = env;	1630	req->env = env;
1530	req->uint1 = kbyte;	1631	req->uint1 = kbyte;
1531	req->int1 = min;	1632	req->int1 = min;
1532	req->uint2 = flags;	1633	req->uint2 = flags;
1533	REQ_SEND;	1634	REQ_SEND;
…		…
1537	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)
1538	PREINIT:	1639	PREINIT:
1539	CALLBACK	1640	CALLBACK
1540	CODE:	1641	CODE:
1541	{	1642	{
1542	dREQ (REQ_ENV_LOCK_DETECT);	1643	dREQ (REQ_ENV_LOCK_DETECT, 1);
1543	req->env = env;	1644	req->env = env;
1544	req->uint1 = flags;	1645	req->uint1 = flags;
1545	req->uint2 = atype;	1646	req->uint2 = atype;
1546	/* req->int2 = 0; dummy */	1647	/* req->int2 = 0; dummy */
1547	REQ_SEND;	1648	REQ_SEND;
…		…
1551	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)
1552	PREINIT:	1653	PREINIT:
1553	CALLBACK	1654	CALLBACK
1554	CODE:	1655	CODE:
1555	{	1656	{
1556	dREQ (REQ_ENV_MEMP_SYNC);	1657	dREQ (REQ_ENV_MEMP_SYNC, 1);
1557	req->env = env;	1658	req->env = env;
1558	REQ_SEND;	1659	REQ_SEND;
1559	}	1660	}
1560		1661
1561	void	1662	void
1562	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)
1563	PREINIT:	1664	PREINIT:
1564	CALLBACK	1665	CALLBACK
1565	CODE:	1666	CODE:
1566	{	1667	{
1567	dREQ (REQ_ENV_MEMP_TRICKLE);	1668	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1568	req->env = env;	1669	req->env = env;
1569	req->int1 = percent;	1670	req->int1 = percent;
1570	REQ_SEND;	1671	REQ_SEND;
1571	}	1672	}
1572		1673
…		…
1574	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)
1575	PREINIT:	1676	PREINIT:
1576	CALLBACK	1677	CALLBACK
1577	CODE:	1678	CODE:
1578	{	1679	{
1579	dREQ (REQ_ENV_DBREMOVE);	1680	dREQ (REQ_ENV_DBREMOVE, 2);
1580	req->env = env;	1681	req->env = env;
1581	req->buf1 = strdup_ornull (file);	1682	req->buf1 = strdup_ornull (file);
1582	req->buf2 = strdup_ornull (database);	1683	req->buf2 = strdup_ornull (database);
1583	req->uint1 = flags;	1684	req->uint1 = flags;
1584	REQ_SEND;	1685	REQ_SEND;
…		…
1588	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)
1589	PREINIT:	1690	PREINIT:
1590	CALLBACK	1691	CALLBACK
1591	CODE:	1692	CODE:
1592	{	1693	{
1593	dREQ (REQ_ENV_DBRENAME);	1694	dREQ (REQ_ENV_DBRENAME, 2);
1594	req->env = env;	1695	req->env = env;
1595	req->buf1 = strdup_ornull (file);	1696	req->buf1 = strdup_ornull (file);
1596	req->buf2 = strdup_ornull (database);	1697	req->buf2 = strdup_ornull (database);
1597	req->buf3 = strdup_ornull (newname);	1698	req->buf3 = strdup_ornull (newname);
1598	req->uint1 = flags;	1699	req->uint1 = flags;
1599	REQ_SEND;	1700	REQ_SEND;
1600	}	1701	}
1601		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
1602	DB *	1716	DB *
1603	db_create (DB_ENV *env = 0, U32 flags = 0)	1717	db_create (DB_ENV *env = 0, U32 flags = 0)
1604	CODE:	1718	CODE:
1605	{	1719	{
1606	errno = db_create (&RETVAL, env, flags);	1720	errno = db_create (&RETVAL, env, flags);
…		…
1617	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)
1618	PREINIT:	1732	PREINIT:
1619	CALLBACK	1733	CALLBACK
1620	CODE:	1734	CODE:
1621	{	1735	{
1622	dREQ (REQ_DB_OPEN);	1736	dREQ (REQ_DB_OPEN, 2);
1623	req->db = db;	1737	req->db = db;
1624	req->txn = txnid;	1738	req->txn = txnid;
1625	req->buf1 = strdup_ornull (file);	1739	req->buf1 = strdup_ornull (file);
1626	req->buf2 = strdup_ornull (database);	1740	req->buf2 = strdup_ornull (database);
1627	req->int1 = type;	1741	req->int1 = type;
…		…
1634	db_close (DB *db, U32 flags = 0, SV *callback = 0)	1748	db_close (DB *db, U32 flags = 0, SV *callback = 0)
1635	PREINIT:	1749	PREINIT:
1636	CALLBACK	1750	CALLBACK
1637	CODE:	1751	CODE:
1638	{	1752	{
1639	dREQ (REQ_DB_CLOSE);	1753	dREQ (REQ_DB_CLOSE, 0);
		1754	ptr_nuke (ST (0));
1640	req->db = db;	1755	req->db = db;
1641	req->uint1 = flags;	1756	req->uint1 = flags;
1642	req->sv1 = (SV *)db->app_private;	1757	req->sv1 = (SV *)db->app_private;
1643	REQ_SEND;	1758	REQ_SEND;
1644	ptr_nuke (ST (0));
1645	}	1759	}
1646		1760
1647	#if DB_VERSION_MINOR >= 4	1761	#if DB_VERSION_MINOR >= 4
1648		1762
1649	void	1763	void
1650	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)
1651	PREINIT:	1765	PREINIT:
1652	CALLBACK	1766	CALLBACK
1653	CODE:	1767	CODE:
1654	{	1768	{
1655	dREQ (REQ_DB_COMPACT);	1769	dREQ (REQ_DB_COMPACT, 2);
1656	req->db = db;	1770	req->db = db;
1657	req->txn = txn;	1771	req->txn = txn;
1658	sv_to_dbt (&req->dbt1, start);	1772	if (start) sv_to_dbt (&req->dbt1, start);
1659	sv_to_dbt (&req->dbt2, stop);	1773	if (stop ) sv_to_dbt (&req->dbt2, stop );
1660	req->uint1 = flags;	1774	req->uint1 = flags;
1661	REQ_SEND;	1775	REQ_SEND;
1662	}	1776	}
1663		1777
1664	#endif	1778	#endif
…		…
1667	db_sync (DB *db, U32 flags = 0, SV *callback = 0)	1781	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
1668	PREINIT:	1782	PREINIT:
1669	CALLBACK	1783	CALLBACK
1670	CODE:	1784	CODE:
1671	{	1785	{
1672	dREQ (REQ_DB_SYNC);	1786	dREQ (REQ_DB_SYNC, 1);
1673	req->db = db;	1787	req->db = db;
1674	req->uint1 = flags;	1788	req->uint1 = flags;
1675	REQ_SEND;	1789	REQ_SEND;
1676	}	1790	}
1677		1791
1678	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
1679	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)
1680	PREINIT:	1809	PREINIT:
1681	CALLBACK	1810	CALLBACK
1682	CODE:	1811	CODE:
1683	{	1812	{
1684	dREQ (REQ_DB_SYNC);	1813	dREQ (REQ_DB_UPGRADE, 1);
1685	req->db = db;	1814	req->db = db;
1686	req->buf1 = strdup (file);	1815	req->buf1 = strdup (file);
1687	req->uint1 = flags;	1816	req->uint1 = flags;
1688	REQ_SEND;	1817	REQ_SEND;
1689	}	1818	}
1690		1819
1691	void	1820	void
1692	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)
1693	PREINIT:	1822	PREINIT:
1694	CALLBACK	1823	CALLBACK
1695	CODE:	1824	CODE:
1696	{	1825	{
1697	dREQ (REQ_DB_KEY_RANGE);	1826	dREQ (REQ_DB_KEY_RANGE, 2);
1698	req->db = db;	1827	req->db = db;
1699	req->txn = txn;	1828	req->txn = txn;
1700	sv_to_dbt (&req->dbt1, key);	1829	sv_to_dbt (&req->dbt1, key);
1701	req->uint1 = flags;	1830	req->uint1 = flags;
1702	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1831	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
…		…
1707	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)
1708	PREINIT:	1837	PREINIT:
1709	CALLBACK	1838	CALLBACK
1710	CODE:	1839	CODE:
1711	{	1840	{
1712	dREQ (REQ_DB_PUT);	1841	dREQ (REQ_DB_PUT, 2);
1713	req->db = db;	1842	req->db = db;
1714	req->txn = txn;	1843	req->txn = txn;
1715	sv_to_dbt (&req->dbt1, key);	1844	sv_to_dbt (&req->dbt1, key);
1716	sv_to_dbt (&req->dbt2, data);	1845	sv_to_dbt (&req->dbt2, data);
1717	req->uint1 = flags;	1846	req->uint1 = flags;
…		…
1724	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)
1725	PREINIT:	1854	PREINIT:
1726	CALLBACK	1855	CALLBACK
1727	CODE:	1856	CODE:
1728	{	1857	{
1729	dREQ (REQ_DB_EXISTS);	1858	dREQ (REQ_DB_EXISTS, 2);
1730	req->db = db;	1859	req->db = db;
1731	req->txn = txn;	1860	req->txn = txn;
1732	req->uint1 = flags;	1861	req->uint1 = flags;
1733	sv_to_dbt (&req->dbt1, key);	1862	sv_to_dbt (&req->dbt1, key);
1734	REQ_SEND;	1863	REQ_SEND;
1735	}	1864	}
1736		1865
1737	#endif	1866	#endif
1738		1867
1739	void	1868	void
1740	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)
1741	PREINIT:	1870	PREINIT:
1742	CALLBACK	1871	CALLBACK
1743	CODE:	1872	CODE:
1744	if (SvREADONLY (data))
1745	croak ("can't modify read-only data scalar in db_get");
1746	{	1873	{
		1874	//TODO: key is somtimesmutable
1747	dREQ (REQ_DB_GET);	1875	dREQ (REQ_DB_GET, 2);
1748	req->db = db;	1876	req->db = db;
1749	req->txn = txn;	1877	req->txn = txn;
1750	req->uint1 = flags;	1878	req->uint1 = flags;
1751	sv_to_dbt (&req->dbt1, key);	1879	sv_to_dbt (&req->dbt1, key);
1752	req->dbt3.flags = DB_DBT_MALLOC;	1880	req->dbt3.flags = DB_DBT_MALLOC;
1753	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1881	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1754	REQ_SEND;	1882	REQ_SEND;
1755	}	1883	}
1756		1884
1757	void	1885	void
1758	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)
1759	PREINIT:	1887	PREINIT:
1760	CALLBACK	1888	CALLBACK
1761	CODE:	1889	CODE:
1762	if (SvREADONLY (data))
1763	croak ("can't modify read-only data scalar in db_pget");
1764	{	1890	{
		1891	//TODO: key is somtimesmutable
1765	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);
1766	req->db = db;	1914	req->db = db;
1767	req->txn = txn;	1915	req->txn = txn;
1768	req->uint1 = flags;	1916	req->uint1 = flags;
1769	sv_to_dbt (&req->dbt1, key);	1917	sv_to_dbt (&req->dbt1, key);
1770	sv_to_dbt (&req->dbt2, pkey);
1771	req->dbt3.flags = DB_DBT_MALLOC;
1772	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1773	REQ_SEND;	1918	REQ_SEND;
1774	}	1919	}
1775		1920
1776	void	1921	void
1777	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)
1778	PREINIT:	1923	PREINIT:
1779	CALLBACK	1924	CALLBACK
1780	CODE:	1925	CODE:
1781	{	1926	{
1782	dREQ (REQ_DB_DEL);	1927	dREQ (REQ_TXN_COMMIT, 0);
1783	req->db = db;	1928	ptr_nuke (ST (0));
1784	req->txn = txn;	1929	req->txn = txn;
1785	req->uint1 = flags;	1930	req->uint1 = flags;
1786	sv_to_dbt (&req->dbt1, key);
1787	REQ_SEND;	1931	REQ_SEND;
1788	}	1932	}
1789		1933
1790	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
1791	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)
1792	PREINIT:	1948	PREINIT:
1793	CALLBACK	1949	CALLBACK
1794	CODE:	1950	CODE:
1795	{	1951	{
1796	dREQ (REQ_TXN_COMMIT);	1952	dREQ (REQ_TXN_FINISH, 0);
		1953	ptr_nuke (ST (0));
1797	req->txn = txn;	1954	req->txn = txn;
1798	req->uint1 = flags;	1955	req->uint1 = flags;
1799	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);
1800	ptr_nuke (ST (0));	1966	ptr_nuke (ST (0));
1801	}
1802
1803	void
1804	db_txn_abort (DB_TXN *txn, SV *callback = 0)
1805	PREINIT:
1806	CALLBACK
1807	CODE:
1808	{
1809	dREQ (REQ_TXN_ABORT);
1810	req->txn = txn;
1811	REQ_SEND;
1812	ptr_nuke (ST (0));
1813	}
1814
1815	void
1816	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1817	PREINIT:
1818	CALLBACK
1819	CODE:
1820	{
1821	dREQ (REQ_TXN_FINISH);
1822	req->txn = txn;
1823	req->uint1 = flags;
1824	REQ_SEND;
1825	ptr_nuke (ST (0));
1826	}
1827
1828	void
1829	db_c_close (DBC *dbc, SV *callback = 0)
1830	PREINIT:
1831	CALLBACK
1832	CODE:
1833	{
1834	dREQ (REQ_C_CLOSE);
1835	req->dbc = dbc;	1967	req->dbc = dbc;
1836	REQ_SEND;	1968	REQ_SEND;
1837	ptr_nuke (ST (0));
1838	}	1969	}
1839		1970
1840	void	1971	void
1841	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)
1842	PREINIT:	1973	PREINIT:
1843	CALLBACK	1974	CALLBACK
1844	CODE:	1975	CODE:
1845	{	1976	{
1846	dREQ (REQ_C_COUNT);	1977	dREQ (REQ_C_COUNT, 1);
1847	req->dbc = dbc;	1978	req->dbc = dbc;
1848	req->sv1 = SvREFCNT_inc (count);	1979	req->sv1 = SvREFCNT_inc (count);
1849	REQ_SEND;	1980	REQ_SEND;
1850	}	1981	}
1851		1982
…		…
1853	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)
1854	PREINIT:	1985	PREINIT:
1855	CALLBACK	1986	CALLBACK
1856	CODE:	1987	CODE:
1857	{	1988	{
1858	dREQ (REQ_C_PUT);	1989	dREQ (REQ_C_PUT, 1);
1859	req->dbc = dbc;	1990	req->dbc = dbc;
1860	sv_to_dbt (&req->dbt1, key);	1991	sv_to_dbt (&req->dbt1, key);
1861	sv_to_dbt (&req->dbt2, data);	1992	sv_to_dbt (&req->dbt2, data);
1862	req->uint1 = flags;	1993	req->uint1 = flags;
1863	REQ_SEND;	1994	REQ_SEND;
1864	}	1995	}
1865		1996
1866	void	1997	void
1867	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)
1868	PREINIT:	1999	PREINIT:
1869	CALLBACK	2000	CALLBACK
1870	CODE:	2001	CODE:
1871	{	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	{
1872	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);
1873	req->dbc = dbc;	2087	req->dbc = dbc;
1874	req->uint1 = flags;	2088	req->uint1 = flags;
1875	if ((flags & DB_SET) == DB_SET
1876	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1877	sv_to_dbt (&req->dbt1, key);
1878	else
1879	req->dbt1.flags = DB_DBT_MALLOC;
1880
1881	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1882
1883	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1884	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1885	sv_to_dbt (&req->dbt3, data);
1886	else
1887	req->dbt3.flags = DB_DBT_MALLOC;
1888
1889	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1890	REQ_SEND;
1891	}
1892
1893	void
1894	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
1895	PREINIT:
1896	CALLBACK
1897	CODE:
1898	{
1899	dREQ (REQ_C_PGET);
1900	req->dbc = dbc;
1901	req->uint1 = flags;
1902	if ((flags & DB_SET) == DB_SET
1903	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1904	sv_to_dbt (&req->dbt1, key);
1905	else
1906	req->dbt1.flags = DB_DBT_MALLOC;
1907
1908	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1909
1910	req->dbt2.flags = DB_DBT_MALLOC;
1911	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1912
1913	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1914	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1915	sv_to_dbt (&req->dbt3, data);
1916	else
1917	req->dbt3.flags = DB_DBT_MALLOC;
1918
1919	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1920	REQ_SEND;
1921	}
1922
1923	void
1924	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
1925	PREINIT:
1926	CALLBACK
1927	CODE:
1928	{
1929	dREQ (REQ_C_DEL);
1930	req->dbc = dbc;
1931	req->uint1 = flags;
1932	REQ_SEND;	2089	REQ_SEND;
1933	}	2090	}
1934		2091
1935		2092
1936	#if DB_VERSION_MINOR >= 3	2093	#if DB_VERSION_MINOR >= 3
…		…
1939	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)
1940	PREINIT:	2097	PREINIT:
1941	CALLBACK	2098	CALLBACK
1942	CODE:	2099	CODE:
1943	{	2100	{
1944	dREQ (REQ_SEQ_OPEN);	2101	dREQ (REQ_SEQ_OPEN, 2);
1945	req->seq = seq;	2102	req->seq = seq;
1946	req->txn = txnid;	2103	req->txn = txnid;
1947	req->uint1 = flags | DB_THREAD;	2104	req->uint1 = flags | DB_THREAD;
1948	sv_to_dbt (&req->dbt1, key);	2105	sv_to_dbt (&req->dbt1, key);
1949	REQ_SEND;	2106	REQ_SEND;
…		…
1953	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)
1954	PREINIT:	2111	PREINIT:
1955	CALLBACK	2112	CALLBACK
1956	CODE:	2113	CODE:
1957	{	2114	{
1958	dREQ (REQ_SEQ_CLOSE);	2115	dREQ (REQ_SEQ_CLOSE, 0);
		2116	ptr_nuke (ST (0));
1959	req->seq = seq;	2117	req->seq = seq;
1960	req->uint1 = flags;	2118	req->uint1 = flags;
1961	REQ_SEND;	2119	REQ_SEND;
1962	ptr_nuke (ST (0));
1963	}	2120	}
1964		2121
1965	void	2122	void
1966	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)
1967	PREINIT:	2124	PREINIT:
1968	CALLBACK	2125	CALLBACK
1969	CODE:	2126	CODE:
1970	{	2127	{
1971	dREQ (REQ_SEQ_GET);	2128	dREQ (REQ_SEQ_GET, 2);
1972	req->seq = seq;	2129	req->seq = seq;
1973	req->txn = txnid;	2130	req->txn = txnid;
1974	req->int1 = delta;	2131	req->int1 = delta;
1975	req->uint1 = flags;	2132	req->uint1 = flags;
1976	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2133	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
…		…
1981	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)
1982	PREINIT:	2139	PREINIT:
1983	CALLBACK	2140	CALLBACK
1984	CODE:	2141	CODE:
1985	{	2142	{
1986	dREQ (REQ_SEQ_REMOVE);	2143	dREQ (REQ_SEQ_REMOVE, 2);
1987	req->seq = seq;	2144	req->seq = seq;
1988	req->txn = txnid;	2145	req->txn = txnid;
1989	req->uint1 = flags;	2146	req->uint1 = flags;
1990	REQ_SEND;	2147	REQ_SEND;
1991	}	2148	}
…		…
2200	CODE:	2357	CODE:
2201	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2358	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2202	OUTPUT:	2359	OUTPUT:
2203	RETVAL	2360	RETVAL
2204		2361
		2362	int set_pagesize (DB *db, U32 pagesize)
		2363	CODE:
		2364	RETVAL = db->set_pagesize (db, pagesize);
		2365	OUTPUT:
		2366	RETVAL
		2367
2205	int set_flags (DB *db, U32 flags)	2368	int set_flags (DB *db, U32 flags)
2206	CODE:	2369	CODE:
2207	RETVAL = db->set_flags (db, flags);	2370	RETVAL = db->set_flags (db, flags);
2208	OUTPUT:	2371	OUTPUT:
2209	RETVAL	2372	RETVAL

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