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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 1.66 by root, Sun Jan 4 10:48:15 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"
…		…
34	#endif	36	#endif
35		37
36	/* number of seconds after which idle threads exit */	38	/* number of seconds after which idle threads exit */
37	#define IDLE_TIMEOUT 10	39	#define IDLE_TIMEOUT 10
38		40
		41	typedef SV SV_mutable;
		42
39	typedef DB_ENV DB_ENV_ornull;	43	typedef DB_ENV DB_ENV_ornull;
40	typedef DB_TXN DB_TXN_ornull;	44	typedef DB_TXN DB_TXN_ornull;
41	typedef DBC DBC_ornull;	45	typedef DBC DBC_ornull;
42	typedef DB DB_ornull;	46	typedef DB DB_ornull;
43		47
…		…
49	#if DB_VERSION_MINOR >= 3	53	#if DB_VERSION_MINOR >= 3
50	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	54	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
51	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;	55	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
52	#endif	56	#endif
53		57
54	typedef SV SV8; /* byte-sv, used for argument-checking */
55	typedef char *bdb_filename;	58	typedef char *bdb_filename;
56		59
57	static SV *prepare_cb;	60	static SV *prepare_cb;
58		61
59	#if DB_VERSION_MINOR >= 6	62	#if DB_VERSION_MINOR >= 6
…		…
130	dbt_to_sv (SV *sv, DBT *dbt)	133	dbt_to_sv (SV *sv, DBT *dbt)
131	{	134	{
132	if (sv)	135	if (sv)
133	{	136	{
134	SvREADONLY_off (sv);	137	SvREADONLY_off (sv);
		138
		139	if (dbt->data)
135	sv_setpvn_mg (sv, dbt->data, dbt->size);	140	sv_setpvn_mg (sv, dbt->data, dbt->size);
		141	else
		142	sv_setsv_mg (sv, &PL_sv_undef);
		143
136	SvREFCNT_dec (sv);	144	SvREFCNT_dec (sv);
137	}	145	}
138		146
139	free (dbt->data);	147	free (dbt->data);
140	}	148	}
141		149
142	enum {	150	enum {
143	REQ_QUIT,	151	REQ_QUIT,
144	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	152	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,	153	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
		154	REQ_ENV_LOG_ARCHIVE,
146	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,	155	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
147	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	156	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,	157	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,	158	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,	159	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
…		…
171	DB_KEY_RANGE key_range;	180	DB_KEY_RANGE key_range;
172	#if DB_VERSION_MINOR >= 3	181	#if DB_VERSION_MINOR >= 3
173	DB_SEQUENCE *seq;	182	DB_SEQUENCE *seq;
174	db_seq_t seq_t;	183	db_seq_t seq_t;
175	#endif	184	#endif
		185
		186	SV *rsv1, *rsv2; // keep some request objects alive
176	} bdb_cb;	187	} bdb_cb;
177		188
178	typedef bdb_cb *bdb_req;	189	typedef bdb_cb *bdb_req;
179		190
180	enum {	191	enum {
…		…
339	abort ();	350	abort ();
340	}	351	}
341		352
342	static int poll_cb (void);	353	static int poll_cb (void);
343	static void req_free (bdb_req req);	354	static void req_free (bdb_req req);
344	static void req_cancel (bdb_req req);
345		355
346	static int req_invoke (bdb_req req)	356	static int req_invoke (bdb_req req)
347	{	357	{
348	dSP;	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	case REQ_C_GET:
		367	case REQ_C_PGET:
		368	case REQ_DB_PUT:
		369	case REQ_C_PUT:
		370	dbt_to_sv (req->sv1, &req->dbt1);
		371	dbt_to_sv (req->sv2, &req->dbt2);
		372	dbt_to_sv (req->sv3, &req->dbt3);
		373	break;
		374
		375	case REQ_DB_KEY_RANGE:
		376	{
		377	AV *av = newAV ();
		378
		379	av_push (av, newSVnv (req->key_range.less));
		380	av_push (av, newSVnv (req->key_range.equal));
		381	av_push (av, newSVnv (req->key_range.greater));
		382
		383	av = (AV *)newRV_noinc ((SV *)av);
		384
		385	SvREADONLY_off (req->sv1);
		386	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		387	SvREFCNT_dec (av);
		388	SvREFCNT_dec (req->sv1);
		389	}
		390	break;
		391
		392	#if DB_VERSION_MINOR >= 3
		393	case REQ_SEQ_GET:
		394	SvREADONLY_off (req->sv1);
		395
		396	if (sizeof (IV) > 4)
		397	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		398	else
		399	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		400
		401	SvREFCNT_dec (req->sv1);
		402	break;
		403	#endif
		404
		405	case REQ_ENV_LOG_ARCHIVE:
		406	{
		407	AV *av = newAV ();
		408	char **listp = (char **)req->buf1;
		409
		410	if (listp)
		411	while (*listp)
		412	av_push (av, newSVpv (*listp, 0)), ++listp;
		413
		414	av = (AV *)newRV_noinc ((SV *)av);
		415
		416	SvREADONLY_off (req->sv1);
		417	sv_setsv_mg (req->sv1, (SV *)av);
		418	SvREFCNT_dec (av);
		419	SvREFCNT_dec (req->sv1);
		420	}
		421	break;
		422	}
		423
		424	errno = req->result;
349		425
350	if (req->callback)	426	if (req->callback)
351	{	427	{
		428	dSP;
		429
352	ENTER;	430	ENTER;
353	SAVETMPS;	431	SAVETMPS;
354	PUSHMARK (SP);	432	PUSHMARK (SP);
355		433
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;	434	PUTBACK;
411	call_sv (req->callback, G_VOID | G_EVAL);	435	call_sv (req->callback, G_VOID | G_EVAL);
412	SPAGAIN;	436	SPAGAIN;
413		437
414	FREETMPS;	438	FREETMPS;
415	LEAVE;	439	LEAVE;
		440
		441	return !SvTRUE (ERRSV);
416	}	442	}
417		443
418	return !SvTRUE (ERRSV);	444	return 1;
419	}	445	}
420		446
421	static void req_free (bdb_req req)	447	static void req_free (bdb_req req)
422	{	448	{
423	SvREFCNT_dec (req->callback);	449	SvREFCNT_dec (req->callback);
		450
		451	SvREFCNT_dec (req->rsv1);
		452	SvREFCNT_dec (req->rsv2);
424		453
425	free (req->buf1);	454	free (req->buf1);
426	free (req->buf2);	455	free (req->buf2);
427	free (req->buf3);	456	free (req->buf3);
428		457
…		…
430	}	459	}
431		460
432	#ifdef USE_SOCKETS_AS_HANDLES	461	#ifdef USE_SOCKETS_AS_HANDLES
433	# define TO_SOCKET(x) (win32_get_osfhandle (x))	462	# define TO_SOCKET(x) (win32_get_osfhandle (x))
434	#else	463	#else
		464	# define EV_SELECT_IS_WINSOCKET 1
435	# define TO_SOCKET(x) (x)	465	# define TO_SOCKET(x) (x)
		466	#endif
		467
		468	#ifdef _WIN32
		469	/* taken verbatim from libev's ev_win32.c */
		470	/* oh, the humanity! */
		471	static int
		472	ev_pipe (int filedes [2])
		473	{
		474	struct sockaddr_in addr = { 0 };
		475	int addr_size = sizeof (addr);
		476	struct sockaddr_in adr2;
		477	int adr2_size;
		478	SOCKET listener;
		479	SOCKET sock [2] = { -1, -1 };
		480
		481	if ((listener = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET)
		482	return -1;
		483
		484	addr.sin_family = AF_INET;
		485	addr.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
		486	addr.sin_port = 0;
		487
		488	if (bind (listener, (struct sockaddr *)&addr, addr_size))
		489	goto fail;
		490
		491	if (getsockname (listener, (struct sockaddr *)&addr, &addr_size))
		492	goto fail;
		493
		494	if (listen (listener, 1))
		495	goto fail;
		496
		497	if ((sock [0] = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET)
		498	goto fail;
		499
		500	if (connect (sock [0], (struct sockaddr *)&addr, addr_size))
		501	goto fail;
		502
		503	if ((sock [1] = accept (listener, 0, 0)) < 0)
		504	goto fail;
		505
		506	/* windows vista returns fantasy port numbers for getpeername.
		507	* example for two interconnected tcp sockets:
		508	*
		509	* (Socket::unpack_sockaddr_in getsockname $sock0)[0] == 53364
		510	* (Socket::unpack_sockaddr_in getpeername $sock0)[0] == 53363
		511	* (Socket::unpack_sockaddr_in getsockname $sock1)[0] == 53363
		512	* (Socket::unpack_sockaddr_in getpeername $sock1)[0] == 53365
		513	*
		514	* wow! tridirectional sockets!
		515	*
		516	* this way of checking ports seems to work:
		517	*/
		518	if (getpeername (sock [0], (struct sockaddr *)&addr, &addr_size))
		519	goto fail;
		520
		521	if (getsockname (sock [1], (struct sockaddr *)&adr2, &adr2_size))
		522	goto fail;
		523
		524	errno = WSAEINVAL;
		525	if (addr_size != adr2_size
		526	|| addr.sin_addr.s_addr != adr2.sin_addr.s_addr /* just to be sure, I mean, it's windows */
		527	|| addr.sin_port != adr2.sin_port)
		528	goto fail;
		529
		530	closesocket (listener);
		531
		532	#if EV_SELECT_IS_WINSOCKET
		533	filedes [0] = _open_osfhandle (sock [0], 0);
		534	filedes [1] = _open_osfhandle (sock [1], 0);
		535	#else
		536	/* when select isn't winsocket, we also expect socket, connect, accept etc.
		537	* to work on fds */
		538	filedes [0] = sock [0];
		539	filedes [1] = sock [1];
		540	#endif
		541
		542	return 0;
		543
		544	fail:
		545	closesocket (listener);
		546
		547	if (sock [0] != INVALID_SOCKET) closesocket (sock [0]);
		548	if (sock [1] != INVALID_SOCKET) closesocket (sock [1]);
		549
		550	return -1;
		551	}
		552
		553	#define pipe(filedes) ev_pipe(filedes)
436	#endif	554	#endif
437		555
438	static void	556	static void
439	create_respipe (void)	557	create_respipe (void)
440	{	558	{
…		…
444	int old_readfd = respipe [0];	562	int old_readfd = respipe [0];
445		563
446	if (respipe [1] >= 0)	564	if (respipe [1] >= 0)
447	respipe_close (TO_SOCKET (respipe [1]));	565	respipe_close (TO_SOCKET (respipe [1]));
448		566
449	#ifdef _WIN32
450	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
451	#else
452	if (pipe (respipe))	567	if (pipe (respipe))
453	#endif
454	croak ("unable to initialize result pipe");	568	croak ("unable to initialize result pipe");
455		569
456	if (old_readfd >= 0)	570	if (old_readfd >= 0)
457	{	571	{
458	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)	572	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
…		…
474		588
475	respipe_osf [0] = TO_SOCKET (respipe [0]);	589	respipe_osf [0] = TO_SOCKET (respipe [0]);
476	respipe_osf [1] = TO_SOCKET (respipe [1]);	590	respipe_osf [1] = TO_SOCKET (respipe [1]);
477	}	591	}
478		592
		593	static void bdb_request (bdb_req req);
479	X_THREAD_PROC (bdb_proc);	594	X_THREAD_PROC (bdb_proc);
480		595
481	static void start_thread (void)	596	static void start_thread (void)
482	{	597	{
483	worker *wrk = calloc (1, sizeof (worker));	598	worker *wrk = calloc (1, sizeof (worker));
…		…
524	on_next_submit = 0;	639	on_next_submit = 0;
525		640
526	PUSHMARK (SP);	641	PUSHMARK (SP);
527	PUTBACK;	642	PUTBACK;
528	call_sv (cb, G_DISCARD | G_EVAL);	643	call_sv (cb, G_DISCARD | G_EVAL);
		644	SPAGAIN;
529	}	645	}
530		646
531	// synthesize callback if none given	647	// synthesize callback if none given
532	if (!req->callback)	648	if (!req->callback)
533	{	649	{
		650	if (SvOK (prepare_cb))
		651	{
534	int count;	652	int count;
535		653
536	dSP;	654	dSP;
537	PUSHMARK (SP);	655	PUSHMARK (SP);
538	PUTBACK;	656	PUTBACK;
539	count = call_sv (prepare_cb, G_ARRAY);	657	count = call_sv (prepare_cb, G_ARRAY);
540	SPAGAIN;	658	SPAGAIN;
541		659
542	if (count != 2)	660	if (count != 2)
543	croak ("prepare callback must return exactly two values\n");	661	croak ("sync prepare callback must return exactly two values\n");
544		662
545	wait_callback = POPs;	663	wait_callback = POPs;
546	SvREFCNT_dec (req->callback);
547	req->callback = SvREFCNT_inc (POPs);	664	req->callback = SvREFCNT_inc (POPs);
		665	}
		666	else
		667	{
		668	// execute request synchronously
		669	bdb_request (req);
		670	req_invoke (req);
		671	req_free (req);
		672	return;
		673	}
548	}	674	}
549		675
550	++nreqs;	676	++nreqs;
551		677
552	X_LOCK (reqlock);	678	X_LOCK (reqlock);
…		…
566	}	692	}
567	}	693	}
568		694
569	static void end_thread (void)	695	static void end_thread (void)
570	{	696	{
571	bdb_req req;	697	bdb_req req = calloc (1, sizeof (bdb_cb));
572
573	Newz (0, req, 1, bdb_cb);
574		698
575	req->type = REQ_QUIT;	699	req->type = REQ_QUIT;
576	req->pri = PRI_MAX + PRI_BIAS;	700	req->pri = PRI_MAX + PRI_BIAS;
577		701
578	X_LOCK (reqlock);	702	X_LOCK (reqlock);
…		…
703		827
704	return count;	828	return count;
705	}	829	}
706		830
707	/*****************************************************************************/	831	/*****************************************************************************/
		832
		833	static void
		834	bdb_request (bdb_req req)
		835	{
		836	switch (req->type)
		837	{
		838	case REQ_ENV_OPEN:
		839	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		840	break;
		841
		842	case REQ_ENV_CLOSE:
		843	req->result = req->env->close (req->env, req->uint1);
		844	break;
		845
		846	case REQ_ENV_TXN_CHECKPOINT:
		847	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		848	break;
		849
		850	case REQ_ENV_LOCK_DETECT:
		851	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		852	break;
		853
		854	case REQ_ENV_MEMP_SYNC:
		855	req->result = req->env->memp_sync (req->env, 0);
		856	break;
		857
		858	case REQ_ENV_MEMP_TRICKLE:
		859	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		860	break;
		861
		862	case REQ_ENV_DBREMOVE:
		863	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		864	break;
		865
		866	case REQ_ENV_DBRENAME:
		867	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		868	break;
		869
		870	case REQ_DB_OPEN:
		871	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		872	break;
		873
		874	case REQ_DB_CLOSE:
		875	req->result = req->db->close (req->db, req->uint1);
		876	break;
		877
		878	#if DB_VERSION_MINOR >= 4
		879	case REQ_DB_COMPACT:
		880	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);
		881	break;
		882	#endif
		883
		884	case REQ_DB_SYNC:
		885	req->result = req->db->sync (req->db, req->uint1);
		886	break;
		887
		888	case REQ_DB_UPGRADE:
		889	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		890	break;
		891
		892	case REQ_DB_PUT:
		893	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		894	break;
		895
		896	#if DB_VERSION_MINOR >= 6
		897	case REQ_DB_EXISTS:
		898	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		899	break;
		900	#endif
		901	case REQ_DB_GET:
		902	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		903	break;
		904
		905	case REQ_DB_PGET:
		906	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		907	break;
		908
		909	case REQ_DB_DEL:
		910	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		911	break;
		912
		913	case REQ_DB_KEY_RANGE:
		914	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		915	break;
		916
		917	case REQ_TXN_COMMIT:
		918	req->result = req->txn->commit (req->txn, req->uint1);
		919	break;
		920
		921	case REQ_TXN_ABORT:
		922	req->result = req->txn->abort (req->txn);
		923	break;
		924
		925	case REQ_TXN_FINISH:
		926	if (req->txn->flags & TXN_DEADLOCK)
		927	{
		928	req->result = req->txn->abort (req->txn);
		929	if (!req->result)
		930	req->result = DB_LOCK_DEADLOCK;
		931	}
		932	else
		933	req->result = req->txn->commit (req->txn, req->uint1);
		934	break;
		935
		936	case REQ_C_CLOSE:
		937	req->result = req->dbc->c_close (req->dbc);
		938	break;
		939
		940	case REQ_C_COUNT:
		941	{
		942	db_recno_t recno;
		943	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		944	req->uv1 = recno;
		945	}
		946	break;
		947
		948	case REQ_C_PUT:
		949	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		950	break;
		951
		952	case REQ_C_GET:
		953	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		954	break;
		955
		956	case REQ_C_PGET:
		957	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		958	break;
		959
		960	case REQ_C_DEL:
		961	req->result = req->dbc->c_del (req->dbc, req->uint1);
		962	break;
		963
		964	#if DB_VERSION_MINOR >= 3
		965	case REQ_SEQ_OPEN:
		966	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		967	break;
		968
		969	case REQ_SEQ_CLOSE:
		970	req->result = req->seq->close (req->seq, req->uint1);
		971	break;
		972
		973	case REQ_SEQ_GET:
		974	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		975	break;
		976
		977	case REQ_SEQ_REMOVE:
		978	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		979	break;
		980	#endif
		981
		982	case REQ_ENV_LOG_ARCHIVE:
		983	{
		984	char **listp = 0; /* DB_ARCH_REMOVE does not touch listp, contrary to docs */
		985	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		986	req->buf1 = (char *)listp;
		987	}
		988	break;
		989
		990	default:
		991	req->result = ENOSYS;
		992	break;
		993	}
		994
		995	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		996	req->txn->flags |= TXN_DEADLOCK;
		997	}
708		998
709	X_THREAD_PROC (bdb_proc)	999	X_THREAD_PROC (bdb_proc)
710	{	1000	{
711	bdb_req req;	1001	bdb_req req;
712	struct timespec ts;	1002	struct timespec ts;
…		…
752	}	1042	}
753		1043
754	--nready;	1044	--nready;
755		1045
756	X_UNLOCK (reqlock);	1046	X_UNLOCK (reqlock);
757		1047
758	switch (req->type)	1048	if (req->type == REQ_QUIT)
759	{	1049	{
760	case REQ_QUIT:	1050	X_LOCK (reslock);
761	req->result = ENOSYS;	1051	free (req);
		1052	self->req = 0;
		1053	X_UNLOCK (reslock);
		1054
762	goto quit;	1055	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	}	1056	}
912		1057
913	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))	1058	bdb_request (req);
914	req->txn->flags |= TXN_DEADLOCK;
915		1059
916	X_LOCK (reslock);	1060	X_LOCK (reslock);
917		1061
918	++npending;	1062	++npending;
919		1063
…		…
981	create_respipe ();	1125	create_respipe ();
982		1126
983	atfork_parent ();	1127	atfork_parent ();
984	}	1128	}
985		1129
986	#define dREQ(reqtype) \	1130	#define dREQ(reqtype,rsvcnt) \
987	bdb_req req; \	1131	bdb_req req; \
988	int req_pri = next_pri; \	1132	int req_pri = next_pri; \
989	next_pri = DEFAULT_PRI + PRI_BIAS; \	1133	next_pri = DEFAULT_PRI + PRI_BIAS; \
990	\	1134	\
991	if (callback && SvOK (callback)) \	1135	if (callback && SvOK (callback)) \
…		…
993	\	1137	\
994	Newz (0, req, 1, bdb_cb); \	1138	Newz (0, req, 1, bdb_cb); \
995	if (!req) \	1139	if (!req) \
996	croak ("out of memory during bdb_req allocation"); \	1140	croak ("out of memory during bdb_req allocation"); \
997	\	1141	\
998	req->callback = cb ? SvREFCNT_inc (cb) : 0; \	1142	req->callback = SvREFCNT_inc (cb); \
999	req->type = (reqtype); \	1143	req->type = (reqtype); \
1000	req->pri = req_pri	1144	req->pri = req_pri; \
		1145	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1146	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1147	(void)0;
1001		1148
1002	#define REQ_SEND \	1149	#define REQ_SEND \
1003	req_send (req)	1150	req_send (req)
1004		1151
1005	#define SvPTR(var, arg, type, class, nullok) \	1152	#define SvPTR(var, arg, type, class, nullok) \
…		…
1012	} \	1159	} \
1013	else if (sv_derived_from ((arg), # class)) \	1160	else if (sv_derived_from ((arg), # class)) \
1014	{ \	1161	{ \
1015	IV tmp = SvIV ((SV*) SvRV (arg)); \	1162	IV tmp = SvIV ((SV*) SvRV (arg)); \
1016	(var) = INT2PTR (type, tmp); \	1163	(var) = INT2PTR (type, tmp); \
1017	if (!var && nullok != 2) \	1164	if (!var && nullok != 2) \
1018	croak (# var " is not a valid " # class " object anymore"); \	1165	croak (# var " is not a valid " # class " object anymore"); \
1019	} \	1166	} \
1020	else \	1167	else \
1021	croak (# var " is not of type " # class);	1168	croak (# var " is not of type " # class);
		1169
		1170	#define ARG_MUTABLE(name) \
		1171	if (SvREADONLY (name)) \
		1172	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
1022		1173
1023	static void	1174	static void
1024	ptr_nuke (SV *sv)	1175	ptr_nuke (SV *sv)
1025	{	1176	{
1026	assert (SvROK (sv));	1177	assert (SvROK (sv));
…		…
1097	}	1248	}
1098		1249
1099	return 0;	1250	return 0;
1100	}	1251	}
1101		1252
		1253	/*****************************************************************************/
		1254
		1255	#if 0
		1256	static int
		1257	bt_pfxc_compare (DB *db, const DBT *dbt1, const DBT *dbt2)
		1258	{
		1259	ssize_t size1 = dbt1->size;
		1260	ssize_t size2 = dbt2->size;
		1261	int res = memcmp ((void *)dbt1->data, (void *)dbt2->data,
		1262	size1 <= size2 ? size1 : size2);
		1263
		1264	if (res)
		1265	return res;
		1266	else if (size1 - size2)
		1267	return size1 - size2;
		1268	else
		1269	return 0;
		1270	}
		1271
		1272	static size_t
		1273	bt_pfxc_prefix_x (DB *db, const DBT *dbt1, const DBT *dbt2)
		1274	{
		1275	ssize_t size1 = dbt1->size;
		1276	ssize_t size2 = dbt2->size;
		1277	u_int8_t *p1 = (u_int8_t *)dbt1->data;
		1278	u_int8_t *p2 = (u_int8_t *)dbt2->data;
		1279	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1280
		1281	while (p1 < pe)
		1282	if (*p1++ != *p2++)
		1283	return p1 - (u_int8_t *)dbt1->data - 1;
		1284
		1285	if (size1 < size2) return size1 + 1;
		1286	if (size1 > size2) return size2 + 1;
		1287
		1288	return size1;
		1289	}
		1290	#endif
		1291
		1292	/*****************************************************************************/
		1293
1102	/* stupid windoes defined CALLBACK as well */	1294	/* stupid windows defines CALLBACK as well */
1103	#undef CALLBACK	1295	#undef CALLBACK
1104	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));	1296	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1105		1297
1106	MODULE = BDB PACKAGE = BDB	1298	MODULE = BDB PACKAGE = BDB
1107		1299
…		…
1160	const_iv (NOSYNC)	1352	const_iv (NOSYNC)
1161	const_iv (CHKSUM)	1353	const_iv (CHKSUM)
1162	const_iv (ENCRYPT)	1354	const_iv (ENCRYPT)
1163	const_iv (DUP)	1355	const_iv (DUP)
1164	const_iv (DUPSORT)	1356	const_iv (DUPSORT)
1165	const_iv (RECNUM)	1357	//const_iv (RECNUM)
1166	const_iv (RENUMBER)	1358	const_iv (RENUMBER)
1167	const_iv (REVSPLITOFF)	1359	const_iv (REVSPLITOFF)
1168	const_iv (CONSUME)	1360	const_iv (CONSUME)
1169	const_iv (CONSUME_WAIT)	1361	const_iv (CONSUME_WAIT)
1170	const_iv (GET_BOTH)	1362	const_iv (GET_BOTH)
…		…
1242	const_iv (REP_UNAVAIL)	1434	const_iv (REP_UNAVAIL)
1243	const_iv (RUNRECOVERY)	1435	const_iv (RUNRECOVERY)
1244	const_iv (SECONDARY_BAD)	1436	const_iv (SECONDARY_BAD)
1245	const_iv (VERIFY_BAD)	1437	const_iv (VERIFY_BAD)
1246		1438
		1439	const_iv (ARCH_ABS)
		1440	const_iv (ARCH_DATA)
		1441	const_iv (ARCH_LOG)
		1442	const_iv (ARCH_REMOVE)
		1443
1247	const_iv (VERB_DEADLOCK)	1444	const_iv (VERB_DEADLOCK)
1248	const_iv (VERB_RECOVERY)	1445	const_iv (VERB_RECOVERY)
1249	const_iv (VERB_REPLICATION)	1446	const_iv (VERB_REPLICATION)
1250	const_iv (VERB_WAITSFOR)	1447	const_iv (VERB_WAITSFOR)
1251		1448
…		…
1284	const_iv (PRIORITY_VERY_LOW)	1481	const_iv (PRIORITY_VERY_LOW)
1285	const_iv (PRIORITY_LOW)	1482	const_iv (PRIORITY_LOW)
1286	const_iv (PRIORITY_DEFAULT)	1483	const_iv (PRIORITY_DEFAULT)
1287	const_iv (PRIORITY_HIGH)	1484	const_iv (PRIORITY_HIGH)
1288	const_iv (PRIORITY_VERY_HIGH)	1485	const_iv (PRIORITY_VERY_HIGH)
		1486	const_iv (IGNORE_LEASE)
1289	#endif	1487	#endif
1290	#if DB_VERSION_MINOR >= 7	1488	#if DB_VERSION_MINOR >= 7
		1489	//const_iv (MULTIPLE_KEY)
1291	const_iv (LOG_DIRECT)	1490	const_iv (LOG_DIRECT)
1292	const_iv (LOG_DSYNC)	1491	const_iv (LOG_DSYNC)
1293	const_iv (LOG_AUTO_REMOVE)	1492	const_iv (LOG_AUTO_REMOVE)
1294	const_iv (LOG_IN_MEMORY)	1493	const_iv (LOG_IN_MEMORY)
1295	const_iv (LOG_ZERO)	1494	const_iv (LOG_ZERO)
…		…
1304	};	1503	};
1305		1504
1306	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1505	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1307	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1506	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1308		1507
		1508	prepare_cb = &PL_sv_undef;
		1509
1309	{	1510	{
1310	/* we currently only allow version, minor-version and patchlevel to go up to 255 */	1511	/* 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 };	1512	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1312		1513
1313	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));	1514	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
…		…
1451	RETVAL = started;	1652	RETVAL = started;
1452	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1653	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1453	OUTPUT:	1654	OUTPUT:
1454	RETVAL	1655	RETVAL
1455		1656
1456	void	1657	SV *
1457	set_sync_prepare (SV *cb)	1658	set_sync_prepare (SV *cb)
1458	PROTOTYPE: &	1659	PROTOTYPE: &
1459	CODE:	1660	CODE:
1460	SvREFCNT_dec (prepare_cb);	1661	RETVAL = prepare_cb;
1461	prepare_cb = newSVsv (cb);	1662	prepare_cb = newSVsv (cb);
		1663	OUTPUT:
		1664	RETVAL
1462		1665
1463	char *	1666	char *
1464	strerror (int errorno = errno)	1667	strerror (int errorno = errno)
1465	PROTOTYPE: ;$	1668	PROTOTYPE: ;$
1466	CODE:	1669	CODE:
…		…
1494	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)	1697	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
1495	PREINIT:	1698	PREINIT:
1496	CALLBACK	1699	CALLBACK
1497	CODE:	1700	CODE:
1498	{	1701	{
1499	dREQ (REQ_ENV_OPEN);	1702	dREQ (REQ_ENV_OPEN, 1);
1500	req->env = env;	1703	req->env = env;
1501	req->uint1 = open_flags | DB_THREAD;	1704	req->uint1 = open_flags | DB_THREAD;
1502	req->int1 = mode;	1705	req->int1 = mode;
1503	req->buf1 = strdup_ornull (db_home);	1706	req->buf1 = strdup_ornull (db_home);
1504	REQ_SEND;	1707	REQ_SEND;
…		…
1508	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)	1711	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
1509	PREINIT:	1712	PREINIT:
1510	CALLBACK	1713	CALLBACK
1511	CODE:	1714	CODE:
1512	{	1715	{
1513	dREQ (REQ_ENV_CLOSE);	1716	dREQ (REQ_ENV_CLOSE, 0);
		1717	ptr_nuke (ST (0));
1514	req->env = env;	1718	req->env = env;
1515	req->uint1 = flags;	1719	req->uint1 = flags;
1516	REQ_SEND;	1720	REQ_SEND;
1517	ptr_nuke (ST (0));
1518	}	1721	}
1519		1722
1520	void	1723	void
1521	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)	1724	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
1522	PREINIT:	1725	PREINIT:
1523	CALLBACK	1726	CALLBACK
1524	CODE:	1727	CODE:
1525	{	1728	{
1526	dREQ (REQ_ENV_TXN_CHECKPOINT);	1729	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1527	req->env = env;	1730	req->env = env;
1528	req->uint1 = kbyte;	1731	req->uint1 = kbyte;
1529	req->int1 = min;	1732	req->int1 = min;
1530	req->uint2 = flags;	1733	req->uint2 = flags;
1531	REQ_SEND;	1734	REQ_SEND;
…		…
1535	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)	1738	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
1536	PREINIT:	1739	PREINIT:
1537	CALLBACK	1740	CALLBACK
1538	CODE:	1741	CODE:
1539	{	1742	{
1540	dREQ (REQ_ENV_LOCK_DETECT);	1743	dREQ (REQ_ENV_LOCK_DETECT, 1);
1541	req->env = env;	1744	req->env = env;
1542	req->uint1 = flags;	1745	req->uint1 = flags;
1543	req->uint2 = atype;	1746	req->uint2 = atype;
1544	/* req->int2 = 0; dummy */	1747	/* req->int2 = 0; dummy */
1545	REQ_SEND;	1748	REQ_SEND;
…		…
1549	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)	1752	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
1550	PREINIT:	1753	PREINIT:
1551	CALLBACK	1754	CALLBACK
1552	CODE:	1755	CODE:
1553	{	1756	{
1554	dREQ (REQ_ENV_MEMP_SYNC);	1757	dREQ (REQ_ENV_MEMP_SYNC, 1);
1555	req->env = env;	1758	req->env = env;
1556	REQ_SEND;	1759	REQ_SEND;
1557	}	1760	}
1558		1761
1559	void	1762	void
1560	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)	1763	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
1561	PREINIT:	1764	PREINIT:
1562	CALLBACK	1765	CALLBACK
1563	CODE:	1766	CODE:
1564	{	1767	{
1565	dREQ (REQ_ENV_MEMP_TRICKLE);	1768	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1566	req->env = env;	1769	req->env = env;
1567	req->int1 = percent;	1770	req->int1 = percent;
1568	REQ_SEND;	1771	REQ_SEND;
1569	}	1772	}
1570		1773
…		…
1572	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)	1775	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
1573	PREINIT:	1776	PREINIT:
1574	CALLBACK	1777	CALLBACK
1575	CODE:	1778	CODE:
1576	{	1779	{
1577	dREQ (REQ_ENV_DBREMOVE);	1780	dREQ (REQ_ENV_DBREMOVE, 2);
1578	req->env = env;	1781	req->env = env;
1579	req->buf1 = strdup_ornull (file);	1782	req->buf1 = strdup_ornull (file);
1580	req->buf2 = strdup_ornull (database);	1783	req->buf2 = strdup_ornull (database);
1581	req->uint1 = flags;	1784	req->uint1 = flags;
1582	REQ_SEND;	1785	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)	1789	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:	1790	PREINIT:
1588	CALLBACK	1791	CALLBACK
1589	CODE:	1792	CODE:
1590	{	1793	{
1591	dREQ (REQ_ENV_DBRENAME);	1794	dREQ (REQ_ENV_DBRENAME, 2);
1592	req->env = env;	1795	req->env = env;
1593	req->buf1 = strdup_ornull (file);	1796	req->buf1 = strdup_ornull (file);
1594	req->buf2 = strdup_ornull (database);	1797	req->buf2 = strdup_ornull (database);
1595	req->buf3 = strdup_ornull (newname);	1798	req->buf3 = strdup_ornull (newname);
1596	req->uint1 = flags;	1799	req->uint1 = flags;
1597	REQ_SEND;	1800	REQ_SEND;
1598	}	1801	}
1599		1802
		1803	void
		1804	db_env_log_archive (DB_ENV *env, SV_mutable *listp, U32 flags = 0, SV *callback = 0)
		1805	PREINIT:
		1806	CALLBACK
		1807	CODE:
		1808	{
		1809	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1810	req->sv1 = SvREFCNT_inc (listp);
		1811	req->env = env;
		1812	req->uint1 = flags;
		1813	REQ_SEND;
		1814	}
		1815
1600	DB *	1816	DB *
1601	db_create (DB_ENV *env = 0, U32 flags = 0)	1817	db_create (DB_ENV *env = 0, U32 flags = 0)
1602	CODE:	1818	CODE:
1603	{	1819	{
1604	errno = db_create (&RETVAL, env, flags);	1820	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)	1831	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:	1832	PREINIT:
1617	CALLBACK	1833	CALLBACK
1618	CODE:	1834	CODE:
1619	{	1835	{
1620	dREQ (REQ_DB_OPEN);	1836	dREQ (REQ_DB_OPEN, 2);
1621	req->db = db;	1837	req->db = db;
1622	req->txn = txnid;	1838	req->txn = txnid;
1623	req->buf1 = strdup_ornull (file);	1839	req->buf1 = strdup_ornull (file);
1624	req->buf2 = strdup_ornull (database);	1840	req->buf2 = strdup_ornull (database);
1625	req->int1 = type;	1841	req->int1 = type;
…		…
1632	db_close (DB *db, U32 flags = 0, SV *callback = 0)	1848	db_close (DB *db, U32 flags = 0, SV *callback = 0)
1633	PREINIT:	1849	PREINIT:
1634	CALLBACK	1850	CALLBACK
1635	CODE:	1851	CODE:
1636	{	1852	{
1637	dREQ (REQ_DB_CLOSE);	1853	dREQ (REQ_DB_CLOSE, 0);
		1854	ptr_nuke (ST (0));
1638	req->db = db;	1855	req->db = db;
1639	req->uint1 = flags;	1856	req->uint1 = flags;
1640	req->sv1 = (SV *)db->app_private;	1857	req->sv1 = (SV *)db->app_private;
1641	REQ_SEND;	1858	REQ_SEND;
1642	ptr_nuke (ST (0));
1643	}	1859	}
1644		1860
1645	#if DB_VERSION_MINOR >= 4	1861	#if DB_VERSION_MINOR >= 4
1646		1862
1647	void	1863	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)	1864	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:	1865	PREINIT:
1650	CALLBACK	1866	CALLBACK
1651	CODE:	1867	CODE:
1652	{	1868	{
1653	dREQ (REQ_DB_COMPACT);	1869	dREQ (REQ_DB_COMPACT, 2);
1654	req->db = db;	1870	req->db = db;
1655	req->txn = txn;	1871	req->txn = txn;
1656	sv_to_dbt (&req->dbt1, start);	1872	if (start) sv_to_dbt (&req->dbt1, start);
1657	sv_to_dbt (&req->dbt2, stop);	1873	if (stop ) sv_to_dbt (&req->dbt2, stop );
1658	req->uint1 = flags;	1874	req->uint1 = flags;
1659	REQ_SEND;	1875	REQ_SEND;
1660	}	1876	}
1661		1877
1662	#endif	1878	#endif
…		…
1665	db_sync (DB *db, U32 flags = 0, SV *callback = 0)	1881	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
1666	PREINIT:	1882	PREINIT:
1667	CALLBACK	1883	CALLBACK
1668	CODE:	1884	CODE:
1669	{	1885	{
1670	dREQ (REQ_DB_SYNC);	1886	dREQ (REQ_DB_SYNC, 1);
1671	req->db = db;	1887	req->db = db;
1672	req->uint1 = flags;	1888	req->uint1 = flags;
1673	REQ_SEND;	1889	REQ_SEND;
1674	}	1890	}
1675		1891
…		…
1677	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)	1893	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
1678	PREINIT:	1894	PREINIT:
1679	CALLBACK	1895	CALLBACK
1680	CODE:	1896	CODE:
1681	{	1897	{
1682	dREQ (REQ_DB_SYNC);	1898	dREQ (REQ_DB_SYNC, 1);
1683	req->db = db;	1899	req->db = db;
1684	req->buf1 = strdup (file);	1900	req->buf1 = strdup (file);
1685	req->uint1 = flags;	1901	req->uint1 = flags;
1686	REQ_SEND;	1902	REQ_SEND;
1687	}	1903	}
1688		1904
1689	void	1905	void
1690	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)	1906	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
1691	PREINIT:	1907	PREINIT:
1692	CALLBACK	1908	CALLBACK
1693	CODE:	1909	CODE:
1694	{	1910	{
1695	dREQ (REQ_DB_KEY_RANGE);	1911	dREQ (REQ_DB_KEY_RANGE, 2);
1696	req->db = db;	1912	req->db = db;
1697	req->txn = txn;	1913	req->txn = txn;
1698	sv_to_dbt (&req->dbt1, key);	1914	sv_to_dbt (&req->dbt1, key);
1699	req->uint1 = flags;	1915	req->uint1 = flags;
1700	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1916	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)	1921	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1706	PREINIT:	1922	PREINIT:
1707	CALLBACK	1923	CALLBACK
1708	CODE:	1924	CODE:
1709	{	1925	{
1710	dREQ (REQ_DB_PUT);	1926	dREQ (REQ_DB_PUT, 2);
1711	req->db = db;	1927	req->db = db;
1712	req->txn = txn;	1928	req->txn = txn;
1713	sv_to_dbt (&req->dbt1, key);	1929	sv_to_dbt (&req->dbt1, key);
1714	sv_to_dbt (&req->dbt2, data);	1930	sv_to_dbt (&req->dbt2, data);
1715	req->uint1 = flags;	1931	req->uint1 = flags;
…		…
1722	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)	1938	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1723	PREINIT:	1939	PREINIT:
1724	CALLBACK	1940	CALLBACK
1725	CODE:	1941	CODE:
1726	{	1942	{
1727	dREQ (REQ_DB_EXISTS);	1943	dREQ (REQ_DB_EXISTS, 2);
1728	req->db = db;	1944	req->db = db;
1729	req->txn = txn;	1945	req->txn = txn;
1730	req->uint1 = flags;	1946	req->uint1 = flags;
1731	sv_to_dbt (&req->dbt1, key);	1947	sv_to_dbt (&req->dbt1, key);
1732	REQ_SEND;	1948	REQ_SEND;
1733	}	1949	}
1734		1950
1735	#endif	1951	#endif
1736		1952
1737	void	1953	void
1738	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1954	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1739	PREINIT:	1955	PREINIT:
1740	CALLBACK	1956	CALLBACK
1741	CODE:	1957	CODE:
1742	if (SvREADONLY (data))
1743	croak ("can't modify read-only data scalar in db_get");
1744	{	1958	{
		1959	//TODO: key is somtimesmutable
1745	dREQ (REQ_DB_GET);	1960	dREQ (REQ_DB_GET, 2);
1746	req->db = db;	1961	req->db = db;
1747	req->txn = txn;	1962	req->txn = txn;
1748	req->uint1 = flags;	1963	req->uint1 = flags;
1749	sv_to_dbt (&req->dbt1, key);	1964	sv_to_dbt (&req->dbt1, key);
1750	req->dbt3.flags = DB_DBT_MALLOC;	1965	req->dbt3.flags = DB_DBT_MALLOC;
1751	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1966	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1752	REQ_SEND;	1967	REQ_SEND;
1753	}	1968	}
1754		1969
1755	void	1970	void
1756	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)	1971	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1757	PREINIT:	1972	PREINIT:
1758	CALLBACK	1973	CALLBACK
1759	CODE:	1974	CODE:
1760	if (SvREADONLY (data))
1761	croak ("can't modify read-only data scalar in db_pget");
1762	{	1975	{
		1976	//TODO: key is somtimesmutable
1763	dREQ (REQ_DB_PGET);	1977	dREQ (REQ_DB_PGET, 2);
		1978	req->db = db;
		1979	req->txn = txn;
		1980	req->uint1 = flags;
		1981
		1982	sv_to_dbt (&req->dbt1, key);
		1983
		1984	req->dbt2.flags = DB_DBT_MALLOC;
		1985	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1986
		1987	req->dbt3.flags = DB_DBT_MALLOC;
		1988	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1989	REQ_SEND;
		1990	}
		1991
		1992	void
		1993	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1994	PREINIT:
		1995	CALLBACK
		1996	CODE:
		1997	{
		1998	dREQ (REQ_DB_DEL, 2);
1764	req->db = db;	1999	req->db = db;
1765	req->txn = txn;	2000	req->txn = txn;
1766	req->uint1 = flags;	2001	req->uint1 = flags;
1767	sv_to_dbt (&req->dbt1, key);	2002	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;	2003	REQ_SEND;
1772	}	2004	}
1773		2005
1774	void	2006	void
1775	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)	2007	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1776	PREINIT:	2008	PREINIT:
1777	CALLBACK	2009	CALLBACK
1778	CODE:	2010	CODE:
1779	{	2011	{
1780	dREQ (REQ_DB_DEL);	2012	dREQ (REQ_TXN_COMMIT, 0);
1781	req->db = db;	2013	ptr_nuke (ST (0));
1782	req->txn = txn;	2014	req->txn = txn;
1783	req->uint1 = flags;	2015	req->uint1 = flags;
1784	sv_to_dbt (&req->dbt1, key);
1785	REQ_SEND;	2016	REQ_SEND;
1786	}	2017	}
1787		2018
1788	void	2019	void
		2020	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		2021	PREINIT:
		2022	CALLBACK
		2023	CODE:
		2024	{
		2025	dREQ (REQ_TXN_ABORT, 0);
		2026	ptr_nuke (ST (0));
		2027	req->txn = txn;
		2028	REQ_SEND;
		2029	}
		2030
		2031	void
1789	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)	2032	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1790	PREINIT:	2033	PREINIT:
1791	CALLBACK	2034	CALLBACK
1792	CODE:	2035	CODE:
1793	{	2036	{
1794	dREQ (REQ_TXN_COMMIT);	2037	dREQ (REQ_TXN_FINISH, 0);
		2038	ptr_nuke (ST (0));
1795	req->txn = txn;	2039	req->txn = txn;
1796	req->uint1 = flags;	2040	req->uint1 = flags;
1797	REQ_SEND;	2041	REQ_SEND;
		2042	}
		2043
		2044	void
		2045	db_c_close (DBC *dbc, SV *callback = 0)
		2046	PREINIT:
		2047	CALLBACK
		2048	CODE:
		2049	{
		2050	dREQ (REQ_C_CLOSE, 0);
1798	ptr_nuke (ST (0));	2051	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;	2052	req->dbc = dbc;
1834	REQ_SEND;	2053	REQ_SEND;
1835	ptr_nuke (ST (0));
1836	}	2054	}
1837		2055
1838	void	2056	void
1839	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)	2057	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
1840	PREINIT:	2058	PREINIT:
1841	CALLBACK	2059	CALLBACK
1842	CODE:	2060	CODE:
1843	{	2061	{
1844	dREQ (REQ_C_COUNT);	2062	dREQ (REQ_C_COUNT, 1);
1845	req->dbc = dbc;	2063	req->dbc = dbc;
1846	req->sv1 = SvREFCNT_inc (count);	2064	req->sv1 = SvREFCNT_inc (count);
1847	REQ_SEND;	2065	REQ_SEND;
1848	}	2066	}
1849		2067
…		…
1851	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	2069	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1852	PREINIT:	2070	PREINIT:
1853	CALLBACK	2071	CALLBACK
1854	CODE:	2072	CODE:
1855	{	2073	{
1856	dREQ (REQ_C_PUT);	2074	dREQ (REQ_C_PUT, 1);
1857	req->dbc = dbc;	2075	req->dbc = dbc;
1858	sv_to_dbt (&req->dbt1, key);	2076	sv_to_dbt (&req->dbt1, key);
1859	sv_to_dbt (&req->dbt2, data);	2077	sv_to_dbt (&req->dbt2, data);
1860	req->uint1 = flags;	2078	req->uint1 = flags;
1861	REQ_SEND;	2079	REQ_SEND;
1862	}	2080	}
1863		2081
1864	void	2082	void
1865	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	2083	db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1866	PREINIT:	2084	PREINIT:
1867	CALLBACK	2085	CALLBACK
1868	CODE:	2086	CODE:
1869	{	2087	{
		2088	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2089	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2090	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2091	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2092	"key",
		2093	"BDB::db_c_get");
		2094
		2095	{
1870	dREQ (REQ_C_GET);	2096	dREQ (REQ_C_GET, 1);
		2097	req->dbc = dbc;
		2098	req->uint1 = flags;
		2099	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2100	sv_to_dbt (&req->dbt1, key);
		2101	else
		2102	{
		2103	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2104	sv_to_dbt (&req->dbt1, key);
		2105	else
		2106	req->dbt1.flags = DB_DBT_MALLOC;
		2107
		2108	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2109	}
		2110
		2111	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2112	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2113	sv_to_dbt (&req->dbt3, data);
		2114	else
		2115	req->dbt3.flags = DB_DBT_MALLOC;
		2116
		2117	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2118	REQ_SEND;
		2119	}
		2120	}
		2121
		2122	void
		2123	db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		2124	PREINIT:
		2125	CALLBACK
		2126	CODE:
		2127	{
		2128	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2129	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2130	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2131	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2132	"key",
		2133	"BDB::db_c_pget");
		2134
		2135	{
		2136	dREQ (REQ_C_PGET, 1);
		2137	req->dbc = dbc;
		2138	req->uint1 = flags;
		2139	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2140	sv_to_dbt (&req->dbt1, key);
		2141	else
		2142	{
		2143	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2144	sv_to_dbt (&req->dbt1, key);
		2145	else
		2146	req->dbt1.flags = DB_DBT_MALLOC;
		2147
		2148	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2149	}
		2150
		2151	req->dbt2.flags = DB_DBT_MALLOC;
		2152	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2153
		2154	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2155	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2156	sv_to_dbt (&req->dbt3, data);
		2157	else
		2158	req->dbt3.flags = DB_DBT_MALLOC;
		2159
		2160	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2161	REQ_SEND;
		2162	}
		2163	}
		2164
		2165	void
		2166	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		2167	PREINIT:
		2168	CALLBACK
		2169	CODE:
		2170	{
		2171	dREQ (REQ_C_DEL, 1);
1871	req->dbc = dbc;	2172	req->dbc = dbc;
1872	req->uint1 = flags;	2173	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;	2174	REQ_SEND;
1931	}	2175	}
1932		2176
1933		2177
1934	#if DB_VERSION_MINOR >= 3	2178	#if DB_VERSION_MINOR >= 3
…		…
1937	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)	2181	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
1938	PREINIT:	2182	PREINIT:
1939	CALLBACK	2183	CALLBACK
1940	CODE:	2184	CODE:
1941	{	2185	{
1942	dREQ (REQ_SEQ_OPEN);	2186	dREQ (REQ_SEQ_OPEN, 2);
1943	req->seq = seq;	2187	req->seq = seq;
1944	req->txn = txnid;	2188	req->txn = txnid;
1945	req->uint1 = flags | DB_THREAD;	2189	req->uint1 = flags | DB_THREAD;
1946	sv_to_dbt (&req->dbt1, key);	2190	sv_to_dbt (&req->dbt1, key);
1947	REQ_SEND;	2191	REQ_SEND;
…		…
1951	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)	2195	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
1952	PREINIT:	2196	PREINIT:
1953	CALLBACK	2197	CALLBACK
1954	CODE:	2198	CODE:
1955	{	2199	{
1956	dREQ (REQ_SEQ_CLOSE);	2200	dREQ (REQ_SEQ_CLOSE, 0);
		2201	ptr_nuke (ST (0));
1957	req->seq = seq;	2202	req->seq = seq;
1958	req->uint1 = flags;	2203	req->uint1 = flags;
1959	REQ_SEND;	2204	REQ_SEND;
1960	ptr_nuke (ST (0));
1961	}	2205	}
1962		2206
1963	void	2207	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)	2208	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:	2209	PREINIT:
1966	CALLBACK	2210	CALLBACK
1967	CODE:	2211	CODE:
1968	{	2212	{
1969	dREQ (REQ_SEQ_GET);	2213	dREQ (REQ_SEQ_GET, 2);
1970	req->seq = seq;	2214	req->seq = seq;
1971	req->txn = txnid;	2215	req->txn = txnid;
1972	req->int1 = delta;	2216	req->int1 = delta;
1973	req->uint1 = flags;	2217	req->uint1 = flags;
1974	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2218	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)	2223	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
1980	PREINIT:	2224	PREINIT:
1981	CALLBACK	2225	CALLBACK
1982	CODE:	2226	CODE:
1983	{	2227	{
1984	dREQ (REQ_SEQ_REMOVE);	2228	dREQ (REQ_SEQ_REMOVE, 2);
1985	req->seq = seq;	2229	req->seq = seq;
1986	req->txn = txnid;	2230	req->txn = txnid;
1987	req->uint1 = flags;	2231	req->uint1 = flags;
1988	REQ_SEND;	2232	REQ_SEND;
1989	}	2233	}
…		…
2198	CODE:	2442	CODE:
2199	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2443	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2200	OUTPUT:	2444	OUTPUT:
2201	RETVAL	2445	RETVAL
2202		2446
		2447	int set_pagesize (DB *db, U32 pagesize)
		2448	CODE:
		2449	RETVAL = db->set_pagesize (db, pagesize);
		2450	OUTPUT:
		2451	RETVAL
		2452
2203	int set_flags (DB *db, U32 flags)	2453	int set_flags (DB *db, U32 flags)
2204	CODE:	2454	CODE:
2205	RETVAL = db->set_flags (db, flags);	2455	RETVAL = db->set_flags (db, flags);
2206	OUTPUT:	2456	OUTPUT:
2207	RETVAL	2457	RETVAL

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