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Comparing BDB/BDB.xs (file contents):
Revision 1.29 by root, Tue Dec 25 14:23:21 2007 UTC vs.
Revision 1.60 by root, Mon Oct 20 02:58:42 2008 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"
…		…
27	# include <unistd.h>	29	# include <unistd.h>
28	#endif	30	#endif
29		31
30	#include <db.h>	32	#include <db.h>
31		33
32	#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4)	34	#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
33	# error you need Berkeley DB 4.4 or newer installed	35	# error you need Berkeley DB 4.3 or a newer 4.x version installed
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
		40
		41	typedef SV SV_mutable;
38		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;
		47
		48	typedef DB_ENV DB_ENV_ornuked;
		49	typedef DB_TXN DB_TXN_ornuked;
		50	typedef DBC DBC_ornuked;
		51	typedef DB DB_ornuked;
		52
		53	#if DB_VERSION_MINOR >= 3
43	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	54	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		55	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		56	#endif
44		57
45	typedef SV SV8; /* byte-sv, used for argument-checking */	58	typedef char *bdb_filename;
46	typedef char *octetstring;
47		59
48	static SV *prepare_cb;	60	static SV *prepare_cb;
49		61
50	#if DB_VERSION_MINOR >= 6	62	#if DB_VERSION_MINOR >= 6
51	# define c_close close	63	# define c_close close
…		…
55	# define c_get get	67	# define c_get get
56	# define c_pget pget	68	# define c_pget pget
57	# define c_put put	69	# define c_put put
58	#endif	70	#endif
59		71
		72	static char *
		73	get_bdb_filename (SV *sv)
		74	{
		75	if (!SvOK (sv))
		76	return 0;
		77
		78	#if _WIN32
		79	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		80	{
		81	STRLEN len;
		82	char *src = SvPVbyte (sv, len);
		83	SV *t1 = sv_newmortal ();
		84	SV *t2 = sv_newmortal ();
		85
		86	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		87	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		88
		89	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		90	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		91	SvPOK_only (t2);
		92	SvPVX (t2)[len] = 0;
		93	SvCUR_set (t2, len);
		94
		95	return SvPVX (t2);
		96	}
		97	#else
		98	return SvPVbyte_nolen (sv);
		99	#endif
		100	}
		101
60	static void	102	static void
61	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)	103	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
62	{	104	{
63	printf ("err[%s]\n", msg);	105	printf ("err[%s]\n", msg);
64	}	106	}
…		…
91	dbt_to_sv (SV *sv, DBT *dbt)	133	dbt_to_sv (SV *sv, DBT *dbt)
92	{	134	{
93	if (sv)	135	if (sv)
94	{	136	{
95	SvREADONLY_off (sv);	137	SvREADONLY_off (sv);
		138
		139	if (dbt->data)
96	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
97	SvREFCNT_dec (sv);	144	SvREFCNT_dec (sv);
98	}	145	}
99		146
100	free (dbt->data);	147	free (dbt->data);
101	}	148	}
102		149
103	enum {	150	enum {
104	REQ_QUIT,	151	REQ_QUIT,
105	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,
106	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	153	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
107	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,	154	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
108	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	155	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
109	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,	156	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
110	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,	157	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
111	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,	158	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
112	};	159	};
113		160
…		…
123	DBC *dbc;	170	DBC *dbc;
124		171
125	UV uv1;	172	UV uv1;
126	int int1, int2;	173	int int1, int2;
127	U32 uint1, uint2;	174	U32 uint1, uint2;
128	char *buf1, *buf2;	175	char *buf1, *buf2, *buf3;
129	SV *sv1, *sv2, *sv3;	176	SV *sv1, *sv2, *sv3;
130		177
131	DBT dbt1, dbt2, dbt3;	178	DBT dbt1, dbt2, dbt3;
132	DB_KEY_RANGE key_range;	179	DB_KEY_RANGE key_range;
		180	#if DB_VERSION_MINOR >= 3
133	DB_SEQUENCE *seq;	181	DB_SEQUENCE *seq;
134	db_seq_t seq_t;	182	db_seq_t seq_t;
		183	#endif
		184
		185	SV *rsv1, *rsv2; // keep some request objects alive
135	} bdb_cb;	186	} bdb_cb;
136		187
137	typedef bdb_cb *bdb_req;	188	typedef bdb_cb *bdb_req;
138		189
139	enum {	190	enum {
…		…
144	PRI_BIAS = -PRI_MIN,	195	PRI_BIAS = -PRI_MIN,
145	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	196	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
146	};	197	};
147		198
148	#define AIO_TICKS ((1000000 + 1023) >> 10)	199	#define AIO_TICKS ((1000000 + 1023) >> 10)
		200
		201	static SV *on_next_submit;
149		202
150	static unsigned int max_poll_time = 0;	203	static unsigned int max_poll_time = 0;
151	static unsigned int max_poll_reqs = 0;	204	static unsigned int max_poll_reqs = 0;
152		205
153	/* calculcate time difference in ~1/AIO_TICKS of a second */	206	/* calculcate time difference in ~1/AIO_TICKS of a second */
…		…
199	static mutex_t reqlock = X_MUTEX_INIT;	252	static mutex_t reqlock = X_MUTEX_INIT;
200	static cond_t reqwait = X_COND_INIT;	253	static cond_t reqwait = X_COND_INIT;
201		254
202	#if WORDACCESS_UNSAFE	255	#if WORDACCESS_UNSAFE
203		256
204	static unsigned int get_nready ()	257	static unsigned int get_nready (void)
205	{	258	{
206	unsigned int retval;	259	unsigned int retval;
207		260
208	X_LOCK (reqlock);	261	X_LOCK (reqlock);
209	retval = nready;	262	retval = nready;
210	X_UNLOCK (reqlock);	263	X_UNLOCK (reqlock);
211		264
212	return retval;	265	return retval;
213	}	266	}
214		267
215	static unsigned int get_npending ()	268	static unsigned int get_npending (void)
216	{	269	{
217	unsigned int retval;	270	unsigned int retval;
218		271
219	X_LOCK (reslock);	272	X_LOCK (reslock);
220	retval = npending;	273	retval = npending;
221	X_UNLOCK (reslock);	274	X_UNLOCK (reslock);
222		275
223	return retval;	276	return retval;
224	}	277	}
225		278
226	static unsigned int get_nthreads ()	279	static unsigned int get_nthreads (void)
227	{	280	{
228	unsigned int retval;	281	unsigned int retval;
229		282
230	X_LOCK (wrklock);	283	X_LOCK (wrklock);
231	retval = started;	284	retval = started;
…		…
294	}	347	}
295		348
296	abort ();	349	abort ();
297	}	350	}
298		351
299	static int poll_cb ();	352	static int poll_cb (void);
300	static void req_free (bdb_req req);	353	static void req_free (bdb_req req);
301	static void req_cancel (bdb_req req);
302		354
303	static int req_invoke (bdb_req req)	355	static int req_invoke (bdb_req req)
304	{	356	{
305	dSP;	357	switch (req->type)
306
307	if (SvOK (req->callback))
308	{	358	{
		359	case REQ_DB_CLOSE:
		360	SvREFCNT_dec (req->sv1);
		361	break;
		362
		363	case REQ_DB_GET:
		364	case REQ_DB_PGET:
		365	case REQ_C_GET:
		366	case REQ_C_PGET:
		367	case REQ_DB_PUT:
		368	case REQ_C_PUT:
		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_KEY_RANGE:
		375	{
		376	AV *av = newAV ();
		377
		378	av_push (av, newSVnv (req->key_range.less));
		379	av_push (av, newSVnv (req->key_range.equal));
		380	av_push (av, newSVnv (req->key_range.greater));
		381
		382	SvREADONLY_off (req->sv1);
		383	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		384	SvREFCNT_dec (req->sv1);
		385	}
		386	break;
		387
		388	#if DB_VERSION_MINOR >= 3
		389	case REQ_SEQ_GET:
		390	SvREADONLY_off (req->sv1);
		391
		392	if (sizeof (IV) > 4)
		393	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		394	else
		395	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		396
		397	SvREFCNT_dec (req->sv1);
		398	break;
		399	#endif
		400	}
		401
		402	errno = req->result;
		403
		404	if (req->callback)
		405	{
		406	dSP;
		407
309	ENTER;	408	ENTER;
310	SAVETMPS;	409	SAVETMPS;
311	PUSHMARK (SP);	410	PUSHMARK (SP);
312		411
313	switch (req->type)
314	{
315	case REQ_DB_CLOSE:
316	SvREFCNT_dec (req->sv1);
317	break;
318
319	case REQ_DB_GET:
320	case REQ_DB_PGET:
321	dbt_to_sv (req->sv3, &req->dbt3);
322	break;
323
324	case REQ_C_GET:
325	case REQ_C_PGET:
326	dbt_to_sv (req->sv1, &req->dbt1);
327	dbt_to_sv (req->sv2, &req->dbt2);
328	dbt_to_sv (req->sv3, &req->dbt3);
329	break;
330
331	case REQ_DB_PUT:
332	case REQ_C_PUT:
333	dbt_to_sv (0, &req->dbt1);
334	dbt_to_sv (0, &req->dbt2);
335	break;
336
337	case REQ_DB_KEY_RANGE:
338	{
339	AV *av = newAV ();
340
341	av_push (av, newSVnv (req->key_range.less));
342	av_push (av, newSVnv (req->key_range.equal));
343	av_push (av, newSVnv (req->key_range.greater));
344
345	SvREADONLY_off (req->sv1);
346	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
347	SvREFCNT_dec (req->sv1);
348	}
349	break;
350
351	case REQ_SEQ_GET:
352	SvREADONLY_off (req->sv1);
353
354	if (sizeof (IV) > 4)
355	sv_setiv_mg (req->sv1, (IV)req->seq_t);
356	else
357	sv_setnv_mg (req->sv1, (NV)req->seq_t);
358
359	SvREFCNT_dec (req->sv1);
360	break;
361	}
362
363	errno = req->result;
364
365	PUTBACK;	412	PUTBACK;
366	call_sv (req->callback, G_VOID | G_EVAL);	413	call_sv (req->callback, G_VOID | G_EVAL);
367	SPAGAIN;	414	SPAGAIN;
368		415
369	FREETMPS;	416	FREETMPS;
370	LEAVE;	417	LEAVE;
		418
		419	return !SvTRUE (ERRSV);
371	}	420	}
372		421
373	return !SvTRUE (ERRSV);	422	return 1;
374	}	423	}
375		424
376	static void req_free (bdb_req req)	425	static void req_free (bdb_req req)
377	{	426	{
		427	SvREFCNT_dec (req->callback);
		428
		429	SvREFCNT_dec (req->rsv1);
		430	SvREFCNT_dec (req->rsv2);
		431
378	free (req->buf1);	432	free (req->buf1);
379	free (req->buf2);	433	free (req->buf2);
		434	free (req->buf3);
		435
380	Safefree (req);	436	Safefree (req);
381	}	437	}
382		438
383	#ifdef USE_SOCKETS_AS_HANDLES	439	#ifdef USE_SOCKETS_AS_HANDLES
384	# define TO_SOCKET(x) (win32_get_osfhandle (x))	440	# define TO_SOCKET(x) (win32_get_osfhandle (x))
385	#else	441	#else
386	# define TO_SOCKET(x) (x)	442	# define TO_SOCKET(x) (x)
387	#endif	443	#endif
388		444
389	static void	445	static void
390	create_respipe ()	446	create_respipe (void)
391	{	447	{
392	#ifdef _WIN32	448	#ifdef _WIN32
393	int arg; /* argg */	449	int arg; /* argg */
394	#endif	450	#endif
395	int old_readfd = respipe [0];	451	int old_readfd = respipe [0];
…		…
425		481
426	respipe_osf [0] = TO_SOCKET (respipe [0]);	482	respipe_osf [0] = TO_SOCKET (respipe [0]);
427	respipe_osf [1] = TO_SOCKET (respipe [1]);	483	respipe_osf [1] = TO_SOCKET (respipe [1]);
428	}	484	}
429		485
		486	static void bdb_request (bdb_req req);
430	X_THREAD_PROC (bdb_proc);	487	X_THREAD_PROC (bdb_proc);
431		488
432	static void start_thread (void)	489	static void start_thread (void)
433	{	490	{
434	worker *wrk = calloc (1, sizeof (worker));	491	worker *wrk = calloc (1, sizeof (worker));
…		…
449	free (wrk);	506	free (wrk);
450		507
451	X_UNLOCK (wrklock);	508	X_UNLOCK (wrklock);
452	}	509	}
453		510
454	static void maybe_start_thread ()	511	static void maybe_start_thread (void)
455	{	512	{
456	if (get_nthreads () >= wanted)	513	if (get_nthreads () >= wanted)
457	return;	514	return;
458		515
459	/* todo: maybe use idle here, but might be less exact */	516	/* todo: maybe use idle here, but might be less exact */
…		…
465		522
466	static void req_send (bdb_req req)	523	static void req_send (bdb_req req)
467	{	524	{
468	SV *wait_callback = 0;	525	SV *wait_callback = 0;
469		526
470	// synthesize callback if none given	527	if (on_next_submit)
471	if (!SvOK (req->callback))
472	{	528	{
473	int count;
474
475	dSP;	529	dSP;
		530	SV *cb = sv_2mortal (on_next_submit);
		531
		532	on_next_submit = 0;
		533
476	PUSHMARK (SP);	534	PUSHMARK (SP);
477	PUTBACK;	535	PUTBACK;
478	count = call_sv (prepare_cb, G_ARRAY);	536	call_sv (cb, G_DISCARD | G_EVAL);
479	SPAGAIN;	537	SPAGAIN;
		538	}
480		539
		540	// synthesize callback if none given
		541	if (!req->callback)
		542	{
		543	if (SvOK (prepare_cb))
		544	{
		545	int count;
		546
		547	dSP;
		548	PUSHMARK (SP);
		549	PUTBACK;
		550	count = call_sv (prepare_cb, G_ARRAY);
		551	SPAGAIN;
		552
481	if (count != 2)	553	if (count != 2)
482	croak ("prepare callback must return exactly two values\n");	554	croak ("sync prepare callback must return exactly two values\n");
483		555
484	wait_callback = POPs;	556	wait_callback = POPs;
485	SvREFCNT_dec (req->callback);
486	req->callback = SvREFCNT_inc (POPs);	557	req->callback = SvREFCNT_inc (POPs);
		558	}
		559	else
		560	{
		561	// execute request synchronously
		562	bdb_request (req);
		563	req_invoke (req);
		564	req_free (req);
		565	return;
		566	}
487	}	567	}
488		568
489	++nreqs;	569	++nreqs;
490		570
491	X_LOCK (reqlock);	571	X_LOCK (reqlock);
…		…
505	}	585	}
506	}	586	}
507		587
508	static void end_thread (void)	588	static void end_thread (void)
509	{	589	{
510	bdb_req req;	590	bdb_req req = calloc (1, sizeof (bdb_cb));
511
512	Newz (0, req, 1, bdb_cb);
513		591
514	req->type = REQ_QUIT;	592	req->type = REQ_QUIT;
515	req->pri = PRI_MAX + PRI_BIAS;	593	req->pri = PRI_MAX + PRI_BIAS;
516		594
517	X_LOCK (reqlock);	595	X_LOCK (reqlock);
…		…
544		622
545	while (started > wanted)	623	while (started > wanted)
546	end_thread ();	624	end_thread ();
547	}	625	}
548		626
549	static void poll_wait ()	627	static void poll_wait (void)
550	{	628	{
551	fd_set rfd;	629	fd_set rfd;
552		630
553	while (nreqs)	631	while (nreqs)
554	{	632	{
…		…
567		645
568	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	646	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
569	}	647	}
570	}	648	}
571		649
572	static int poll_cb ()	650	static int poll_cb (void)
573	{	651	{
574	dSP;	652	dSP;
575	int count = 0;	653	int count = 0;
576	int maxreqs = max_poll_reqs;	654	int maxreqs = max_poll_reqs;
577	int do_croak = 0;	655	int do_croak = 0;
…		…
642		720
643	return count;	721	return count;
644	}	722	}
645		723
646	/*****************************************************************************/	724	/*****************************************************************************/
		725
		726	static void
		727	bdb_request (bdb_req req)
		728	{
		729	switch (req->type)
		730	{
		731	case REQ_ENV_OPEN:
		732	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		733	break;
		734
		735	case REQ_ENV_CLOSE:
		736	req->result = req->env->close (req->env, req->uint1);
		737	break;
		738
		739	case REQ_ENV_TXN_CHECKPOINT:
		740	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		741	break;
		742
		743	case REQ_ENV_LOCK_DETECT:
		744	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		745	break;
		746
		747	case REQ_ENV_MEMP_SYNC:
		748	req->result = req->env->memp_sync (req->env, 0);
		749	break;
		750
		751	case REQ_ENV_MEMP_TRICKLE:
		752	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		753	break;
		754
		755	case REQ_ENV_DBREMOVE:
		756	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		757	break;
		758
		759	case REQ_ENV_DBRENAME:
		760	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		761	break;
		762
		763	case REQ_DB_OPEN:
		764	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		765	break;
		766
		767	case REQ_DB_CLOSE:
		768	req->result = req->db->close (req->db, req->uint1);
		769	break;
		770
		771	#if DB_VERSION_MINOR >= 4
		772	case REQ_DB_COMPACT:
		773	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
		774	break;
		775	#endif
		776
		777	case REQ_DB_SYNC:
		778	req->result = req->db->sync (req->db, req->uint1);
		779	break;
		780
		781	case REQ_DB_UPGRADE:
		782	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		783	break;
		784
		785	case REQ_DB_PUT:
		786	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		787	break;
		788
		789	#if DB_VERSION_MINOR >= 6
		790	case REQ_DB_EXISTS:
		791	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		792	break;
		793	#endif
		794	case REQ_DB_GET:
		795	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		796	break;
		797
		798	case REQ_DB_PGET:
		799	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		800	break;
		801
		802	case REQ_DB_DEL:
		803	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		804	break;
		805
		806	case REQ_DB_KEY_RANGE:
		807	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		808	break;
		809
		810	case REQ_TXN_COMMIT:
		811	req->result = req->txn->commit (req->txn, req->uint1);
		812	break;
		813
		814	case REQ_TXN_ABORT:
		815	req->result = req->txn->abort (req->txn);
		816	break;
		817
		818	case REQ_TXN_FINISH:
		819	if (req->txn->flags & TXN_DEADLOCK)
		820	{
		821	req->result = req->txn->abort (req->txn);
		822	if (!req->result)
		823	req->result = DB_LOCK_DEADLOCK;
		824	}
		825	else
		826	req->result = req->txn->commit (req->txn, req->uint1);
		827	break;
		828
		829	case REQ_C_CLOSE:
		830	req->result = req->dbc->c_close (req->dbc);
		831	break;
		832
		833	case REQ_C_COUNT:
		834	{
		835	db_recno_t recno;
		836	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		837	req->uv1 = recno;
		838	}
		839	break;
		840
		841	case REQ_C_PUT:
		842	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		843	break;
		844
		845	case REQ_C_GET:
		846	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		847	break;
		848
		849	case REQ_C_PGET:
		850	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		851	break;
		852
		853	case REQ_C_DEL:
		854	req->result = req->dbc->c_del (req->dbc, req->uint1);
		855	break;
		856
		857	#if DB_VERSION_MINOR >= 3
		858	case REQ_SEQ_OPEN:
		859	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		860	break;
		861
		862	case REQ_SEQ_CLOSE:
		863	req->result = req->seq->close (req->seq, req->uint1);
		864	break;
		865
		866	case REQ_SEQ_GET:
		867	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		868	break;
		869
		870	case REQ_SEQ_REMOVE:
		871	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		872	break;
		873	#endif
		874
		875	default:
		876	req->result = ENOSYS;
		877	break;
		878	}
		879
		880	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		881	req->txn->flags |= TXN_DEADLOCK;
		882	}
647		883
648	X_THREAD_PROC (bdb_proc)	884	X_THREAD_PROC (bdb_proc)
649	{	885	{
650	bdb_req req;	886	bdb_req req;
651	struct timespec ts;	887	struct timespec ts;
…		…
691	}	927	}
692		928
693	--nready;	929	--nready;
694		930
695	X_UNLOCK (reqlock);	931	X_UNLOCK (reqlock);
696		932
697	switch (req->type)	933	if (req->type == REQ_QUIT)
698	{	934	{
699	case REQ_QUIT:	935	X_LOCK (reslock);
700	req->result = ENOSYS;	936	free (req);
		937	self->req = 0;
		938	X_UNLOCK (reslock);
		939
701	goto quit;	940	goto quit;
702
703	case REQ_ENV_OPEN:
704	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
705	break;
706
707	case REQ_ENV_CLOSE:
708	req->result = req->env->close (req->env, req->uint1);
709	break;
710
711	case REQ_ENV_TXN_CHECKPOINT:
712	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
713	break;
714
715	case REQ_ENV_LOCK_DETECT:
716	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
717	break;
718
719	case REQ_ENV_MEMP_SYNC:
720	req->result = req->env->memp_sync (req->env, 0);
721	break;
722
723	case REQ_ENV_MEMP_TRICKLE:
724	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
725	break;
726
727	case REQ_DB_OPEN:
728	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
729	break;
730
731	case REQ_DB_CLOSE:
732	req->result = req->db->close (req->db, req->uint1);
733	break;
734
735	case REQ_DB_COMPACT:
736	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
737	break;
738
739	case REQ_DB_SYNC:
740	req->result = req->db->sync (req->db, req->uint1);
741	break;
742
743	case REQ_DB_UPGRADE:
744	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
745	break;
746
747	case REQ_DB_PUT:
748	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
749	break;
750
751	case REQ_DB_GET:
752	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
753	break;
754
755	case REQ_DB_PGET:
756	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
757	break;
758
759	case REQ_DB_DEL:
760	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
761	break;
762
763	case REQ_DB_KEY_RANGE:
764	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
765	break;
766
767	case REQ_TXN_COMMIT:
768	req->result = req->txn->commit (req->txn, req->uint1);
769	break;
770
771	case REQ_TXN_ABORT:
772	req->result = req->txn->abort (req->txn);
773	break;
774
775	case REQ_TXN_FINISH:
776	if (req->txn->flags & TXN_DEADLOCK)
777	{
778	req->result = req->txn->abort (req->txn);
779	if (!req->result)
780	req->result = DB_LOCK_DEADLOCK;
781	}
782	else
783	req->result = req->txn->commit (req->txn, req->uint1);
784	break;
785
786	case REQ_C_CLOSE:
787	req->result = req->dbc->c_close (req->dbc);
788	break;
789
790	case REQ_C_COUNT:
791	{
792	db_recno_t recno;
793	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
794	req->uv1 = recno;
795	}
796	break;
797
798	case REQ_C_PUT:
799	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
800	break;
801
802	case REQ_C_GET:
803	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
804	break;
805
806	case REQ_C_PGET:
807	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
808	break;
809
810	case REQ_C_DEL:
811	req->result = req->dbc->c_del (req->dbc, req->uint1);
812	break;
813
814	case REQ_SEQ_OPEN:
815	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
816	break;
817
818	case REQ_SEQ_CLOSE:
819	req->result = req->seq->close (req->seq, req->uint1);
820	break;
821
822	case REQ_SEQ_GET:
823	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
824	break;
825
826	case REQ_SEQ_REMOVE:
827	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
828	break;
829
830	default:
831	req->result = ENOSYS;
832	break;
833	}	941	}
834		942
835	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))	943	bdb_request (req);
836	req->txn->flags |= TXN_DEADLOCK;
837		944
838	X_LOCK (reslock);	945	X_LOCK (reslock);
839		946
840	++npending;	947	++npending;
841		948
…		…
903	create_respipe ();	1010	create_respipe ();
904		1011
905	atfork_parent ();	1012	atfork_parent ();
906	}	1013	}
907		1014
908	#define dREQ(reqtype) \	1015	#define dREQ(reqtype,rsvcnt) \
909	bdb_req req; \	1016	bdb_req req; \
910	int req_pri = next_pri; \	1017	int req_pri = next_pri; \
911	next_pri = DEFAULT_PRI + PRI_BIAS; \	1018	next_pri = DEFAULT_PRI + PRI_BIAS; \
912	\	1019	\
913	if (SvOK (callback) && !SvROK (callback)) \	1020	if (callback && SvOK (callback)) \
914	croak ("callback must be undef or of reference type"); \	1021	croak ("callback has illegal type or extra arguments"); \
915	\	1022	\
916	Newz (0, req, 1, bdb_cb); \	1023	Newz (0, req, 1, bdb_cb); \
917	if (!req) \	1024	if (!req) \
918	croak ("out of memory during bdb_req allocation"); \	1025	croak ("out of memory during bdb_req allocation"); \
919	\	1026	\
920	req->callback = newSVsv (callback); \	1027	req->callback = SvREFCNT_inc (cb); \
921	req->type = (reqtype); \	1028	req->type = (reqtype); \
922	req->pri = req_pri	1029	req->pri = req_pri; \
		1030	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1031	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1032	(void)0;
923		1033
924	#define REQ_SEND \	1034	#define REQ_SEND \
925	req_send (req)	1035	req_send (req)
926		1036
927	#define SvPTR(var, arg, type, class, nullok) \	1037	#define SvPTR(var, arg, type, class, nullok) \
928	if (!SvOK (arg)) \	1038	if (!SvOK (arg)) \
929	{ \	1039	{ \
930	if (!nullok) \	1040	if (nullok != 1) \
931	croak (# var " must be a " # class " object, not undef"); \	1041	croak (# var " must be a " # class " object, not undef"); \
932	\	1042	\
933	(var) = 0; \	1043	(var) = 0; \
934	} \	1044	} \
935	else if (sv_derived_from ((arg), # class)) \	1045	else if (sv_derived_from ((arg), # class)) \
936	{ \	1046	{ \
937	IV tmp = SvIV ((SV*) SvRV (arg)); \	1047	IV tmp = SvIV ((SV*) SvRV (arg)); \
938	(var) = INT2PTR (type, tmp); \	1048	(var) = INT2PTR (type, tmp); \
939	if (!var) \	1049	if (!var && nullok != 2) \
940	croak (# var " is not a valid " # class " object anymore"); \	1050	croak (# var " is not a valid " # class " object anymore"); \
941	} \	1051	} \
942	else \	1052	else \
943	croak (# var " is not of type " # class); \	1053	croak (# var " is not of type " # class);
944	\	1054
		1055	#define ARG_MUTABLE(name) \
		1056	if (SvREADONLY (name)) \
		1057	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
945		1058
946	static void	1059	static void
947	ptr_nuke (SV *sv)	1060	ptr_nuke (SV *sv)
948	{	1061	{
949	assert (SvROK (sv));	1062	assert (SvROK (sv));
950	sv_setiv (SvRV (sv), 0);	1063	sv_setiv (SvRV (sv), 0);
951	}	1064	}
		1065
		1066	static int
		1067	errno_get (pTHX_ SV *sv, MAGIC *mg)
		1068	{
		1069	if (*mg->mg_ptr == '!') // should always be the case
		1070	if (-30999 <= errno && errno <= -30800)
		1071	{
		1072	sv_setnv (sv, (NV)errno);
		1073	sv_setpv (sv, db_strerror (errno));
		1074	SvNOK_on (sv); /* what a wonderful hack! */
		1075	// ^^^ copied from perl sources
		1076	return 0;
		1077	}
		1078
		1079	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1080	}
		1081
		1082	static MGVTBL vtbl_errno;
		1083
		1084	// this wonderful hack :( patches perl's $! variable to support our errno values
		1085	static void
		1086	patch_errno (void)
		1087	{
		1088	SV *sv;
		1089	MAGIC *mg;
		1090
		1091	if (!(sv = get_sv ("!", 1)))
		1092	return;
		1093
		1094	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1095	return;
		1096
		1097	if (mg->mg_virtual != &PL_vtbl_sv)
		1098	return;
		1099
		1100	vtbl_errno = PL_vtbl_sv;
		1101	vtbl_errno.svt_get = errno_get;
		1102	mg->mg_virtual = &vtbl_errno;
		1103	}
		1104
		1105	#if __GNUC__ >= 4
		1106	# define noinline __attribute__ ((noinline))
		1107	#else
		1108	# define noinline
		1109	#endif
		1110
		1111	static noinline SV *
		1112	pop_callback (I32 *ritems, SV *sv)
		1113	{
		1114	if (SvROK (sv))
		1115	{
		1116	HV *st;
		1117	GV *gvp;
		1118	CV *cv;
		1119	const char *name;
		1120
		1121	/* forgive me */
		1122	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1123	&& (st = SvSTASH (SvRV (sv)))
		1124	&& (name = HvNAME_get (st))
		1125	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1126	return 0;
		1127
		1128	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1129	{
		1130	--*ritems;
		1131	return (SV *)cv;
		1132	}
		1133	}
		1134
		1135	return 0;
		1136	}
		1137
		1138	/* stupid windows defines CALLBACK as well */
		1139	#undef CALLBACK
		1140	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
952		1141
953	MODULE = BDB PACKAGE = BDB	1142	MODULE = BDB PACKAGE = BDB
954		1143
955	PROTOTYPES: ENABLE	1144	PROTOTYPES: ENABLE
956		1145
…		…
977	const_iv (RDONLY)	1166	const_iv (RDONLY)
978	const_iv (USE_ENVIRON)	1167	const_iv (USE_ENVIRON)
979	const_iv (USE_ENVIRON_ROOT)	1168	const_iv (USE_ENVIRON_ROOT)
980	const_iv (LOCKDOWN)	1169	const_iv (LOCKDOWN)
981	const_iv (PRIVATE)	1170	const_iv (PRIVATE)
982	const_iv (REGISTER)
983	const_iv (SYSTEM_MEM)	1171	const_iv (SYSTEM_MEM)
984	const_iv (AUTO_COMMIT)	1172	const_iv (AUTO_COMMIT)
985	const_iv (CDB_ALLDB)	1173	const_iv (CDB_ALLDB)
986	const_iv (DIRECT_DB)	1174	const_iv (DIRECT_DB)
987	const_iv (DIRECT_LOG)
988	const_iv (DSYNC_DB)
989	const_iv (DSYNC_LOG)
990	const_iv (LOG_AUTOREMOVE)
991	const_iv (LOG_INMEMORY)
992	const_iv (NOLOCKING)	1175	const_iv (NOLOCKING)
993	const_iv (NOMMAP)	1176	const_iv (NOMMAP)
994	const_iv (NOPANIC)	1177	const_iv (NOPANIC)
995	const_iv (OVERWRITE)	1178	const_iv (OVERWRITE)
996	const_iv (PANIC_ENVIRONMENT)	1179	const_iv (PANIC_ENVIRONMENT)
…		…
1007	const_iv (HASH)	1190	const_iv (HASH)
1008	const_iv (QUEUE)	1191	const_iv (QUEUE)
1009	const_iv (RECNO)	1192	const_iv (RECNO)
1010	const_iv (UNKNOWN)	1193	const_iv (UNKNOWN)
1011	const_iv (EXCL)	1194	const_iv (EXCL)
1012	const_iv (READ_COMMITTED)
1013	const_iv (READ_UNCOMMITTED)
1014	const_iv (TRUNCATE)	1195	const_iv (TRUNCATE)
1015	const_iv (NOSYNC)	1196	const_iv (NOSYNC)
1016	const_iv (CHKSUM)	1197	const_iv (CHKSUM)
1017	const_iv (ENCRYPT)	1198	const_iv (ENCRYPT)
1018	const_iv (DUP)	1199	const_iv (DUP)
1019	const_iv (DUPSORT)	1200	const_iv (DUPSORT)
1020	const_iv (RECNUM)	1201	const_iv (RECNUM)
1021	const_iv (RENUMBER)	1202	const_iv (RENUMBER)
1022	const_iv (REVSPLITOFF)	1203	const_iv (REVSPLITOFF)
1023	const_iv (INORDER)
1024	const_iv (CONSUME)	1204	const_iv (CONSUME)
1025	const_iv (CONSUME_WAIT)	1205	const_iv (CONSUME_WAIT)
1026	const_iv (GET_BOTH)	1206	const_iv (GET_BOTH)
1027	const_iv (GET_BOTH_RANGE)	1207	const_iv (GET_BOTH_RANGE)
1028	//const_iv (SET_RECNO)	1208	//const_iv (SET_RECNO)
…		…
1037	const_iv (LOCK_DEADLOCK)	1217	const_iv (LOCK_DEADLOCK)
1038	const_iv (LOCK_NOTGRANTED)	1218	const_iv (LOCK_NOTGRANTED)
1039	const_iv (RUNRECOVERY)	1219	const_iv (RUNRECOVERY)
1040	const_iv (OLD_VERSION)	1220	const_iv (OLD_VERSION)
1041	const_iv (REP_HANDLE_DEAD)	1221	const_iv (REP_HANDLE_DEAD)
1042	const_iv (REP_LOCKOUT)
1043	const_iv (SECONDARY_BAD)	1222	const_iv (SECONDARY_BAD)
1044
1045	const_iv (FREE_SPACE)
1046	const_iv (FREELIST_ONLY)
1047		1223
1048	const_iv (APPEND)	1224	const_iv (APPEND)
1049	const_iv (NODUPDATA)	1225	const_iv (NODUPDATA)
1050	const_iv (NOOVERWRITE)	1226	const_iv (NOOVERWRITE)
1051		1227
…		…
1074	const_iv (FORCE)	1250	const_iv (FORCE)
1075		1251
1076	const_iv (LOCK_DEFAULT)	1252	const_iv (LOCK_DEFAULT)
1077	const_iv (LOCK_EXPIRE)	1253	const_iv (LOCK_EXPIRE)
1078	const_iv (LOCK_MAXLOCKS)	1254	const_iv (LOCK_MAXLOCKS)
1079	const_iv (LOCK_MAXWRITE)
1080	const_iv (LOCK_MINLOCKS)	1255	const_iv (LOCK_MINLOCKS)
1081	const_iv (LOCK_MINWRITE)	1256	const_iv (LOCK_MINWRITE)
1082	const_iv (LOCK_OLDEST)	1257	const_iv (LOCK_OLDEST)
1083	const_iv (LOCK_RANDOM)	1258	const_iv (LOCK_RANDOM)
1084	const_iv (LOCK_YOUNGEST)	1259	const_iv (LOCK_YOUNGEST)
1085		1260
1086	const_iv (SEQ_DEC)
1087	const_iv (SEQ_INC)
1088	const_iv (SEQ_WRAP)
1089
1090	const_iv (BUFFER_SMALL)
1091	const_iv (DONOTINDEX)	1261	const_iv (DONOTINDEX)
1092	const_iv (KEYEMPTY )	1262	const_iv (KEYEMPTY )
1093	const_iv (KEYEXIST )	1263	const_iv (KEYEXIST )
1094	const_iv (LOCK_DEADLOCK)	1264	const_iv (LOCK_DEADLOCK)
1095	const_iv (LOCK_NOTGRANTED)	1265	const_iv (LOCK_NOTGRANTED)
1096	const_iv (LOG_BUFFER_FULL)
1097	const_iv (NOSERVER)	1266	const_iv (NOSERVER)
1098	const_iv (NOSERVER_HOME)	1267	const_iv (NOSERVER_HOME)
1099	const_iv (NOSERVER_ID)	1268	const_iv (NOSERVER_ID)
1100	const_iv (NOTFOUND)	1269	const_iv (NOTFOUND)
1101	const_iv (PAGE_NOTFOUND)	1270	const_iv (PAGE_NOTFOUND)
1102	const_iv (REP_DUPMASTER)	1271	const_iv (REP_DUPMASTER)
1103	const_iv (REP_HANDLE_DEAD)	1272	const_iv (REP_HANDLE_DEAD)
1104	const_iv (REP_HOLDELECTION)	1273	const_iv (REP_HOLDELECTION)
1105	const_iv (REP_IGNORE)
1106	const_iv (REP_ISPERM)	1274	const_iv (REP_ISPERM)
1107	const_iv (REP_JOIN_FAILURE)
1108	const_iv (REP_LOCKOUT)
1109	const_iv (REP_NEWMASTER)	1275	const_iv (REP_NEWMASTER)
1110	const_iv (REP_NEWSITE)	1276	const_iv (REP_NEWSITE)
1111	const_iv (REP_NOTPERM)	1277	const_iv (REP_NOTPERM)
1112	const_iv (REP_UNAVAIL)	1278	const_iv (REP_UNAVAIL)
1113	const_iv (RUNRECOVERY)	1279	const_iv (RUNRECOVERY)
1114	const_iv (SECONDARY_BAD)	1280	const_iv (SECONDARY_BAD)
1115	const_iv (VERIFY_BAD)	1281	const_iv (VERIFY_BAD)
1116	const_iv (VERSION_MISMATCH)
1117		1282
1118	const_iv (VERB_DEADLOCK)	1283	const_iv (VERB_DEADLOCK)
1119	const_iv (VERB_RECOVERY)	1284	const_iv (VERB_RECOVERY)
1120	const_iv (VERB_REGISTER)
1121	const_iv (VERB_REPLICATION)	1285	const_iv (VERB_REPLICATION)
1122	const_iv (VERB_WAITSFOR)	1286	const_iv (VERB_WAITSFOR)
1123		1287
1124	const_iv (VERSION_MAJOR)	1288	const_iv (VERSION_MAJOR)
1125	const_iv (VERSION_MINOR)	1289	const_iv (VERSION_MINOR)
1126	const_iv (VERSION_PATCH)	1290	const_iv (VERSION_PATCH)
		1291	#if DB_VERSION_MINOR >= 3
		1292	const_iv (INORDER)
		1293	const_iv (LOCK_MAXWRITE)
		1294	const_iv (SEQ_DEC)
		1295	const_iv (SEQ_INC)
		1296	const_iv (SEQ_WRAP)
		1297	const_iv (BUFFER_SMALL)
		1298	const_iv (LOG_BUFFER_FULL)
		1299	const_iv (VERSION_MISMATCH)
		1300	#endif
		1301	#if DB_VERSION_MINOR >= 4
		1302	const_iv (REGISTER)
		1303	const_iv (DSYNC_DB)
		1304	const_iv (READ_COMMITTED)
		1305	const_iv (READ_UNCOMMITTED)
		1306	const_iv (REP_IGNORE)
		1307	const_iv (REP_LOCKOUT)
		1308	const_iv (REP_JOIN_FAILURE)
		1309	const_iv (FREE_SPACE)
		1310	const_iv (FREELIST_ONLY)
		1311	const_iv (VERB_REGISTER)
		1312	#endif
1127	#if DB_VERSION_MINOR >= 5	1313	#if DB_VERSION_MINOR >= 5
1128	const_iv (MULTIVERSION)	1314	const_iv (MULTIVERSION)
1129	const_iv (TXN_SNAPSHOT)	1315	const_iv (TXN_SNAPSHOT)
1130	#endif	1316	#endif
1131	#if DB_VERSION_MINOR >= 6	1317	#if DB_VERSION_MINOR >= 6
…		…
1135	const_iv (PRIORITY_LOW)	1321	const_iv (PRIORITY_LOW)
1136	const_iv (PRIORITY_DEFAULT)	1322	const_iv (PRIORITY_DEFAULT)
1137	const_iv (PRIORITY_HIGH)	1323	const_iv (PRIORITY_HIGH)
1138	const_iv (PRIORITY_VERY_HIGH)	1324	const_iv (PRIORITY_VERY_HIGH)
1139	#endif	1325	#endif
		1326	#if DB_VERSION_MINOR >= 7
		1327	const_iv (LOG_DIRECT)
		1328	const_iv (LOG_DSYNC)
		1329	const_iv (LOG_AUTO_REMOVE)
		1330	const_iv (LOG_IN_MEMORY)
		1331	const_iv (LOG_ZERO)
		1332	#else
		1333	const_iv (DIRECT_LOG)
		1334	const_iv (LOG_AUTOREMOVE)
		1335	# if DB_VERSION_MINOR >= 3
		1336	const_iv (DSYNC_LOG)
		1337	const_iv (LOG_INMEMORY)
		1338	# endif
		1339	#endif
1140	};	1340	};
1141		1341
1142	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1342	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1143	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1343	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1144		1344
1145	newCONSTSUB (stash, "VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));	1345	prepare_cb = &PL_sv_undef;
		1346
		1347	{
		1348	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1349	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1350
		1351	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1352	}
		1353
1146	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1354	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1147		1355
1148	create_respipe ();	1356	create_respipe ();
1149		1357
1150	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1358	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1151	#ifdef _WIN32	1359	patch_errno ();
1152	X_MUTEX_CHECK (wrklock);
1153	X_MUTEX_CHECK (reslock);
1154	X_MUTEX_CHECK (reqlock);
1155
1156	X_COND_CHECK (reqwait);
1157	#endif
1158	}	1360	}
1159		1361
1160	void	1362	void
1161	max_poll_reqs (int nreqs)	1363	max_poll_reqs (int nreqs)
1162	PROTOTYPE: $	1364	PROTOTYPE: $
…		…
1287	RETVAL = started;	1489	RETVAL = started;
1288	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1490	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1289	OUTPUT:	1491	OUTPUT:
1290	RETVAL	1492	RETVAL
1291		1493
1292	void	1494	SV *
1293	set_sync_prepare (SV *cb)	1495	set_sync_prepare (SV *cb)
1294	PROTOTYPE: &	1496	PROTOTYPE: &
1295	CODE:	1497	CODE:
1296	SvREFCNT_dec (prepare_cb);	1498	RETVAL = prepare_cb;
1297	prepare_cb = newSVsv (cb);	1499	prepare_cb = newSVsv (cb);
		1500	OUTPUT:
		1501	RETVAL
1298		1502
1299	char *	1503	char *
1300	strerror (int errorno = errno)	1504	strerror (int errorno = errno)
1301	PROTOTYPE: ;$	1505	PROTOTYPE: ;$
1302	CODE:	1506	CODE:
1303	RETVAL = db_strerror (errorno);	1507	RETVAL = db_strerror (errorno);
1304	OUTPUT:	1508	OUTPUT:
1305	RETVAL	1509	RETVAL
1306		1510
		1511	void _on_next_submit (SV *cb)
		1512	CODE:
		1513	SvREFCNT_dec (on_next_submit);
		1514	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
		1515
1307	DB_ENV *	1516	DB_ENV *
1308	db_env_create (U32 env_flags = 0)	1517	db_env_create (U32 env_flags = 0)
1309	CODE:	1518	CODE:
1310	{	1519	{
1311	errno = db_env_create (&RETVAL, env_flags);	1520	errno = db_env_create (&RETVAL, env_flags);
…		…
1320	}	1529	}
1321	OUTPUT:	1530	OUTPUT:
1322	RETVAL	1531	RETVAL
1323		1532
1324	void	1533	void
1325	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)	1534	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
		1535	PREINIT:
		1536	CALLBACK
1326	CODE:	1537	CODE:
1327	{	1538	{
1328	dREQ (REQ_ENV_OPEN);	1539	dREQ (REQ_ENV_OPEN, 1);
1329
1330	req->env = env;	1540	req->env = env;
1331	req->uint1 = open_flags | DB_THREAD;	1541	req->uint1 = open_flags | DB_THREAD;
1332	req->int1 = mode;	1542	req->int1 = mode;
1333	req->buf1 = strdup_ornull (db_home);	1543	req->buf1 = strdup_ornull (db_home);
1334	REQ_SEND;	1544	REQ_SEND;
1335	}	1545	}
1336		1546
1337	void	1547	void
1338	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef)	1548	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
		1549	PREINIT:
		1550	CALLBACK
1339	CODE:	1551	CODE:
1340	{	1552	{
1341	dREQ (REQ_ENV_CLOSE);	1553	dREQ (REQ_ENV_CLOSE, 0);
		1554	ptr_nuke (ST (0));
1342	req->env = env;	1555	req->env = env;
1343	req->uint1 = flags;	1556	req->uint1 = flags;
1344	REQ_SEND;	1557	REQ_SEND;
1345	ptr_nuke (ST (0));
1346	}	1558	}
1347		1559
1348	void	1560	void
1349	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1561	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
		1562	PREINIT:
		1563	CALLBACK
1350	CODE:	1564	CODE:
1351	{	1565	{
1352	dREQ (REQ_ENV_TXN_CHECKPOINT);	1566	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1353	req->env = env;	1567	req->env = env;
1354	req->uint1 = kbyte;	1568	req->uint1 = kbyte;
1355	req->int1 = min;	1569	req->int1 = min;
1356	req->uint2 = flags;	1570	req->uint2 = flags;
1357	REQ_SEND;	1571	REQ_SEND;
1358	}	1572	}
1359		1573
1360	void	1574	void
1361	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef)	1575	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
		1576	PREINIT:
		1577	CALLBACK
1362	CODE:	1578	CODE:
1363	{	1579	{
1364	dREQ (REQ_ENV_LOCK_DETECT);	1580	dREQ (REQ_ENV_LOCK_DETECT, 1);
1365	req->env = env;	1581	req->env = env;
1366	req->uint1 = flags;	1582	req->uint1 = flags;
1367	req->uint2 = atype;	1583	req->uint2 = atype;
		1584	/* req->int2 = 0; dummy */
1368	REQ_SEND;	1585	REQ_SEND;
1369	}	1586	}
1370		1587
1371	void	1588	void
1372	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)	1589	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
		1590	PREINIT:
		1591	CALLBACK
1373	CODE:	1592	CODE:
1374	{	1593	{
1375	dREQ (REQ_ENV_MEMP_SYNC);	1594	dREQ (REQ_ENV_MEMP_SYNC, 1);
1376	req->env = env;	1595	req->env = env;
1377	REQ_SEND;	1596	REQ_SEND;
1378	}	1597	}
1379		1598
1380	void	1599	void
1381	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)	1600	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
		1601	PREINIT:
		1602	CALLBACK
1382	CODE:	1603	CODE:
1383	{	1604	{
1384	dREQ (REQ_ENV_MEMP_TRICKLE);	1605	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1385	req->env = env;	1606	req->env = env;
1386	req->int1 = percent;	1607	req->int1 = percent;
1387	REQ_SEND;	1608	REQ_SEND;
1388	}	1609	}
1389		1610
		1611	void
		1612	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1613	PREINIT:
		1614	CALLBACK
		1615	CODE:
		1616	{
		1617	dREQ (REQ_ENV_DBREMOVE, 2);
		1618	req->env = env;
		1619	req->buf1 = strdup_ornull (file);
		1620	req->buf2 = strdup_ornull (database);
		1621	req->uint1 = flags;
		1622	REQ_SEND;
		1623	}
		1624
		1625	void
		1626	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)
		1627	PREINIT:
		1628	CALLBACK
		1629	CODE:
		1630	{
		1631	dREQ (REQ_ENV_DBRENAME, 2);
		1632	req->env = env;
		1633	req->buf1 = strdup_ornull (file);
		1634	req->buf2 = strdup_ornull (database);
		1635	req->buf3 = strdup_ornull (newname);
		1636	req->uint1 = flags;
		1637	REQ_SEND;
		1638	}
1390		1639
1391	DB *	1640	DB *
1392	db_create (DB_ENV *env = 0, U32 flags = 0)	1641	db_create (DB_ENV *env = 0, U32 flags = 0)
1393	CODE:	1642	CODE:
1394	{	1643	{
…		…
1401	}	1650	}
1402	OUTPUT:	1651	OUTPUT:
1403	RETVAL	1652	RETVAL
1404		1653
1405	void	1654	void
1406	db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1655	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1656	PREINIT:
		1657	CALLBACK
1407	CODE:	1658	CODE:
1408	{	1659	{
1409	dREQ (REQ_DB_OPEN);	1660	dREQ (REQ_DB_OPEN, 2);
1410	req->db = db;	1661	req->db = db;
1411	req->txn = txnid;	1662	req->txn = txnid;
1412	req->buf1 = strdup_ornull (file);	1663	req->buf1 = strdup_ornull (file);
1413	req->buf2 = strdup_ornull (database);	1664	req->buf2 = strdup_ornull (database);
1414	req->int1 = type;	1665	req->int1 = type;
…		…
1416	req->int2 = mode;	1667	req->int2 = mode;
1417	REQ_SEND;	1668	REQ_SEND;
1418	}	1669	}
1419		1670
1420	void	1671	void
1421	db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1672	db_close (DB *db, U32 flags = 0, SV *callback = 0)
		1673	PREINIT:
		1674	CALLBACK
1422	CODE:	1675	CODE:
1423	{	1676	{
1424	dREQ (REQ_DB_CLOSE);	1677	dREQ (REQ_DB_CLOSE, 0);
		1678	ptr_nuke (ST (0));
1425	req->db = db;	1679	req->db = db;
1426	req->uint1 = flags;	1680	req->uint1 = flags;
1427	req->sv1 = (SV *)db->app_private;	1681	req->sv1 = (SV *)db->app_private;
1428	REQ_SEND;	1682	REQ_SEND;
1429	ptr_nuke (ST (0));
1430	}	1683	}
1431		1684
		1685	#if DB_VERSION_MINOR >= 4
		1686
1432	void	1687	void
1433	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 = &PL_sv_undef)	1688	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)
		1689	PREINIT:
		1690	CALLBACK
1434	CODE:	1691	CODE:
1435	{	1692	{
1436	dREQ (REQ_DB_COMPACT);	1693	dREQ (REQ_DB_COMPACT, 2);
1437	req->db = db;	1694	req->db = db;
1438	req->txn = txn;	1695	req->txn = txn;
1439	sv_to_dbt (&req->dbt1, start);	1696	sv_to_dbt (&req->dbt1, start);
1440	sv_to_dbt (&req->dbt2, stop);	1697	sv_to_dbt (&req->dbt2, stop);
1441	req->uint1 = flags;	1698	req->uint1 = flags;
1442	REQ_SEND;	1699	REQ_SEND;
1443	}	1700	}
1444		1701
		1702	#endif
		1703
1445	void	1704	void
1446	db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1705	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
		1706	PREINIT:
		1707	CALLBACK
1447	CODE:	1708	CODE:
1448	{	1709	{
1449	dREQ (REQ_DB_SYNC);	1710	dREQ (REQ_DB_SYNC, 1);
1450	req->db = db;	1711	req->db = db;
1451	req->uint1 = flags;	1712	req->uint1 = flags;
1452	REQ_SEND;	1713	REQ_SEND;
1453	}	1714	}
1454		1715
1455	void	1716	void
1456	db_upgrade (DB *db, octetstring file, U32 flags = 0, SV *callback = &PL_sv_undef)	1717	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
		1718	PREINIT:
		1719	CALLBACK
1457	CODE:	1720	CODE:
1458	{	1721	{
1459	dREQ (REQ_DB_SYNC);	1722	dREQ (REQ_DB_SYNC, 1);
1460	req->db = db;	1723	req->db = db;
1461	req->buf1 = strdup (file);	1724	req->buf1 = strdup (file);
1462	req->uint1 = flags;	1725	req->uint1 = flags;
1463	REQ_SEND;	1726	REQ_SEND;
1464	}	1727	}
1465		1728
1466	void	1729	void
1467	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1730	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
		1731	PREINIT:
		1732	CALLBACK
1468	CODE:	1733	CODE:
1469	{	1734	{
1470	dREQ (REQ_DB_KEY_RANGE);	1735	dREQ (REQ_DB_KEY_RANGE, 2);
1471	req->db = db;	1736	req->db = db;
1472	req->txn = txn;	1737	req->txn = txn;
1473	sv_to_dbt (&req->dbt1, key);	1738	sv_to_dbt (&req->dbt1, key);
1474	req->uint1 = flags;	1739	req->uint1 = flags;
1475	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1740	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1476	REQ_SEND;	1741	REQ_SEND;
1477	}	1742	}
1478		1743
1479	void	1744	void
1480	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1745	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1746	PREINIT:
		1747	CALLBACK
1481	CODE:	1748	CODE:
1482	{	1749	{
1483	dREQ (REQ_DB_PUT);	1750	dREQ (REQ_DB_PUT, 2);
1484	req->db = db;	1751	req->db = db;
1485	req->txn = txn;	1752	req->txn = txn;
1486	sv_to_dbt (&req->dbt1, key);	1753	sv_to_dbt (&req->dbt1, key);
1487	sv_to_dbt (&req->dbt2, data);	1754	sv_to_dbt (&req->dbt2, data);
1488	req->uint1 = flags;	1755	req->uint1 = flags;
1489	REQ_SEND;	1756	REQ_SEND;
1490	}	1757	}
1491		1758
		1759	#if DB_VERSION_MINOR >= 6
		1760
1492	void	1761	void
		1762	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1763	PREINIT:
		1764	CALLBACK
		1765	CODE:
		1766	{
		1767	dREQ (REQ_DB_EXISTS, 2);
		1768	req->db = db;
		1769	req->txn = txn;
		1770	req->uint1 = flags;
		1771	sv_to_dbt (&req->dbt1, key);
		1772	REQ_SEND;
		1773	}
		1774
		1775	#endif
		1776
		1777	void
1493	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1778	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		1779	PREINIT:
		1780	CALLBACK
1494	CODE:	1781	CODE:
1495	if (SvREADONLY (data))
1496	croak ("can't modify read-only data scalar in db_get");
1497	{	1782	{
		1783	//TODO: key is somtimesmutable
1498	dREQ (REQ_DB_GET);	1784	dREQ (REQ_DB_GET, 2);
1499	req->db = db;	1785	req->db = db;
1500	req->txn = txn;	1786	req->txn = txn;
1501	req->uint1 = flags;	1787	req->uint1 = flags;
1502	sv_to_dbt (&req->dbt1, key);	1788	sv_to_dbt (&req->dbt1, key);
1503	req->dbt3.flags = DB_DBT_MALLOC;	1789	req->dbt3.flags = DB_DBT_MALLOC;
1504	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1790	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1505	REQ_SEND;	1791	REQ_SEND;
1506	}	1792	}
1507		1793
1508	void	1794	void
1509	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1795	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		1796	PREINIT:
		1797	CALLBACK
1510	CODE:	1798	CODE:
1511	if (SvREADONLY (data))
1512	croak ("can't modify read-only data scalar in db_pget");
1513	{	1799	{
		1800	//TODO: key is somtimesmutable
1514	dREQ (REQ_DB_PGET);	1801	dREQ (REQ_DB_PGET, 2);
		1802	req->db = db;
		1803	req->txn = txn;
		1804	req->uint1 = flags;
		1805
		1806	sv_to_dbt (&req->dbt1, key);
		1807
		1808	req->dbt2.flags = DB_DBT_MALLOC;
		1809	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1810
		1811	req->dbt3.flags = DB_DBT_MALLOC;
		1812	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1813	REQ_SEND;
		1814	}
		1815
		1816	void
		1817	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1818	PREINIT:
		1819	CALLBACK
		1820	CODE:
		1821	{
		1822	dREQ (REQ_DB_DEL, 2);
1515	req->db = db;	1823	req->db = db;
1516	req->txn = txn;	1824	req->txn = txn;
1517	req->uint1 = flags;	1825	req->uint1 = flags;
1518	sv_to_dbt (&req->dbt1, key);	1826	sv_to_dbt (&req->dbt1, key);
1519	sv_to_dbt (&req->dbt2, pkey);
1520	req->dbt3.flags = DB_DBT_MALLOC;
1521	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1522	REQ_SEND;	1827	REQ_SEND;
1523	}	1828	}
1524		1829
1525	void	1830	void
1526	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1831	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1832	PREINIT:
		1833	CALLBACK
1527	CODE:	1834	CODE:
1528	{	1835	{
1529	dREQ (REQ_DB_DEL);	1836	dREQ (REQ_TXN_COMMIT, 0);
1530	req->db = db;	1837	ptr_nuke (ST (0));
1531	req->txn = txn;	1838	req->txn = txn;
1532	req->uint1 = flags;	1839	req->uint1 = flags;
1533	sv_to_dbt (&req->dbt1, key);
1534	REQ_SEND;	1840	REQ_SEND;
1535	}	1841	}
1536		1842
1537	void	1843	void
1538	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)	1844	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1845	PREINIT:
		1846	CALLBACK
1539	CODE:	1847	CODE:
1540	{	1848	{
1541	dREQ (REQ_TXN_COMMIT);	1849	dREQ (REQ_TXN_ABORT, 0);
		1850	ptr_nuke (ST (0));
		1851	req->txn = txn;
		1852	REQ_SEND;
		1853	}
		1854
		1855	void
		1856	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1857	PREINIT:
		1858	CALLBACK
		1859	CODE:
		1860	{
		1861	dREQ (REQ_TXN_FINISH, 0);
		1862	ptr_nuke (ST (0));
1542	req->txn = txn;	1863	req->txn = txn;
1543	req->uint1 = flags;	1864	req->uint1 = flags;
1544	REQ_SEND;	1865	REQ_SEND;
		1866	}
		1867
		1868	void
		1869	db_c_close (DBC *dbc, SV *callback = 0)
		1870	PREINIT:
		1871	CALLBACK
		1872	CODE:
		1873	{
		1874	dREQ (REQ_C_CLOSE, 0);
1545	ptr_nuke (ST (0));	1875	ptr_nuke (ST (0));
1546	}
1547
1548	void
1549	db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)
1550	CODE:
1551	{
1552	dREQ (REQ_TXN_ABORT);
1553	req->txn = txn;
1554	REQ_SEND;
1555	ptr_nuke (ST (0));
1556	}
1557
1558	void
1559	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)
1560	CODE:
1561	{
1562	dREQ (REQ_TXN_FINISH);
1563	req->txn = txn;
1564	req->uint1 = flags;
1565	REQ_SEND;
1566	ptr_nuke (ST (0));
1567	}
1568
1569	void
1570	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
1571	CODE:
1572	{
1573	dREQ (REQ_C_CLOSE);
1574	req->dbc = dbc;	1876	req->dbc = dbc;
1575	REQ_SEND;	1877	REQ_SEND;
1576	ptr_nuke (ST (0));
1577	}	1878	}
1578		1879
1579	void	1880	void
1580	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)	1881	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
		1882	PREINIT:
		1883	CALLBACK
1581	CODE:	1884	CODE:
1582	{	1885	{
1583	dREQ (REQ_C_COUNT);	1886	dREQ (REQ_C_COUNT, 1);
1584	req->dbc = dbc;	1887	req->dbc = dbc;
1585	req->sv1 = SvREFCNT_inc (count);	1888	req->sv1 = SvREFCNT_inc (count);
1586	REQ_SEND;	1889	REQ_SEND;
1587	}	1890	}
1588		1891
1589	void	1892	void
1590	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1893	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1894	PREINIT:
		1895	CALLBACK
1591	CODE:	1896	CODE:
1592	{	1897	{
1593	dREQ (REQ_C_PUT);	1898	dREQ (REQ_C_PUT, 1);
1594	req->dbc = dbc;	1899	req->dbc = dbc;
1595	sv_to_dbt (&req->dbt1, key);	1900	sv_to_dbt (&req->dbt1, key);
1596	sv_to_dbt (&req->dbt2, data);	1901	sv_to_dbt (&req->dbt2, data);
1597	req->uint1 = flags;	1902	req->uint1 = flags;
1598	REQ_SEND;	1903	REQ_SEND;
1599	}	1904	}
1600		1905
1601	void	1906	void
1602	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1907	db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		1908	PREINIT:
		1909	CALLBACK
1603	CODE:	1910	CODE:
1604	{	1911	{
		1912	if (flags & DB_OPFLAGS_MASK != DB_SET && SvREADONLY (key))
		1913	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		1914	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		1915	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		1916	"key",
		1917	"BDB::db_c_get");
		1918
		1919	{
1605	dREQ (REQ_C_GET);	1920	dREQ (REQ_C_GET, 1);
		1921	req->dbc = dbc;
		1922	req->uint1 = flags;
		1923	if (flags & DB_OPFLAGS_MASK == DB_SET)
		1924	sv_to_dbt (&req->dbt1, key);
		1925	else
		1926	{
		1927	if (flags & DB_OPFLAGS_MASK == DB_SET_RANGE)
		1928	sv_to_dbt (&req->dbt1, key);
		1929	else
		1930	req->dbt1.flags = DB_DBT_MALLOC;
		1931
		1932	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1933	}
		1934
		1935	if (flags & DB_OPFLAGS_MASK == DB_GET_BOTH
		1936	|| flags & DB_OPFLAGS_MASK == DB_GET_BOTH_RANGE)
		1937	sv_to_dbt (&req->dbt3, data);
		1938	else
		1939	req->dbt3.flags = DB_DBT_MALLOC;
		1940
		1941	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1942	REQ_SEND;
		1943	}
		1944	}
		1945
		1946	void
		1947	db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		1948	PREINIT:
		1949	CALLBACK
		1950	CODE:
		1951	{
		1952	if (flags & DB_OPFLAGS_MASK != DB_SET && SvREADONLY (key))
		1953	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		1954	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		1955	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		1956	"key",
		1957	"BDB::db_c_pget");
		1958
		1959	{
		1960	dREQ (REQ_C_PGET, 1);
		1961	req->dbc = dbc;
		1962	req->uint1 = flags;
		1963	if (flags & DB_OPFLAGS_MASK == DB_SET)
		1964	sv_to_dbt (&req->dbt1, key);
		1965	else
		1966	{
		1967	if (flags & DB_OPFLAGS_MASK == DB_SET_RANGE)
		1968	sv_to_dbt (&req->dbt1, key);
		1969	else
		1970	req->dbt1.flags = DB_DBT_MALLOC;
		1971
		1972	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1973	}
		1974
		1975	req->dbt2.flags = DB_DBT_MALLOC;
		1976	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1977
		1978	if (flags & DB_OPFLAGS_MASK == DB_GET_BOTH
		1979	|| flags & DB_OPFLAGS_MASK == DB_GET_BOTH_RANGE)
		1980	sv_to_dbt (&req->dbt3, data);
		1981	else
		1982	req->dbt3.flags = DB_DBT_MALLOC;
		1983
		1984	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1985	REQ_SEND;
		1986	}
		1987	}
		1988
		1989	void
		1990	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		1991	PREINIT:
		1992	CALLBACK
		1993	CODE:
		1994	{
		1995	dREQ (REQ_C_DEL, 1);
1606	req->dbc = dbc;	1996	req->dbc = dbc;
1607	req->uint1 = flags;	1997	req->uint1 = flags;
1608	if ((flags & DB_SET) == DB_SET
1609	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1610	sv_to_dbt (&req->dbt1, key);
1611	else
1612	req->dbt1.flags = DB_DBT_MALLOC;
1613
1614	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1615
1616	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1617	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1618	sv_to_dbt (&req->dbt3, data);
1619	else
1620	req->dbt3.flags = DB_DBT_MALLOC;
1621
1622	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1623	REQ_SEND;	1998	REQ_SEND;
1624	}	1999	}
1625		2000
1626	void
1627	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1628	CODE:
1629	{
1630	dREQ (REQ_C_PGET);
1631	req->dbc = dbc;
1632	req->uint1 = flags;
1633	if ((flags & DB_SET) == DB_SET
1634	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1635	sv_to_dbt (&req->dbt1, key);
1636	else
1637	req->dbt1.flags = DB_DBT_MALLOC;
1638		2001
1639	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2002	#if DB_VERSION_MINOR >= 3
1640		2003
1641	req->dbt2.flags = DB_DBT_MALLOC;
1642	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1643
1644	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1645	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1646	sv_to_dbt (&req->dbt3, data);
1647	else
1648	req->dbt3.flags = DB_DBT_MALLOC;
1649
1650	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1651	REQ_SEND;
1652	}
1653
1654	void	2004	void
1655	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)
1656	CODE:
1657	{
1658	dREQ (REQ_C_DEL);
1659	req->dbc = dbc;
1660	req->uint1 = flags;
1661	REQ_SEND;
1662	}
1663
1664
1665	void
1666	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	2005	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
		2006	PREINIT:
		2007	CALLBACK
1667	CODE:	2008	CODE:
1668	{	2009	{
1669	dREQ (REQ_SEQ_OPEN);	2010	dREQ (REQ_SEQ_OPEN, 2);
1670	req->seq = seq;	2011	req->seq = seq;
1671	req->txn = txnid;	2012	req->txn = txnid;
1672	req->uint1 = flags | DB_THREAD;	2013	req->uint1 = flags | DB_THREAD;
1673	sv_to_dbt (&req->dbt1, key);	2014	sv_to_dbt (&req->dbt1, key);
1674	REQ_SEND;	2015	REQ_SEND;
1675	}	2016	}
1676		2017
1677	void	2018	void
1678	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)	2019	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
		2020	PREINIT:
		2021	CALLBACK
1679	CODE:	2022	CODE:
1680	{	2023	{
1681	dREQ (REQ_SEQ_CLOSE);	2024	dREQ (REQ_SEQ_CLOSE, 0);
		2025	ptr_nuke (ST (0));
1682	req->seq = seq;	2026	req->seq = seq;
1683	req->uint1 = flags;	2027	req->uint1 = flags;
1684	REQ_SEND;	2028	REQ_SEND;
1685	ptr_nuke (ST (0));
1686	}	2029	}
1687		2030
1688	void	2031	void
1689	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = &PL_sv_undef)	2032	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
		2033	PREINIT:
		2034	CALLBACK
1690	CODE:	2035	CODE:
1691	{	2036	{
1692	dREQ (REQ_SEQ_GET);	2037	dREQ (REQ_SEQ_GET, 2);
1693	req->seq = seq;	2038	req->seq = seq;
1694	req->txn = txnid;	2039	req->txn = txnid;
1695	req->int1 = delta;	2040	req->int1 = delta;
1696	req->uint1 = flags;	2041	req->uint1 = flags;
1697	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2042	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1698	REQ_SEND;	2043	REQ_SEND;
1699	}	2044	}
1700		2045
1701	void	2046	void
1702	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	2047	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
		2048	PREINIT:
		2049	CALLBACK
1703	CODE:	2050	CODE:
1704	{	2051	{
1705	dREQ (REQ_SEQ_REMOVE);	2052	dREQ (REQ_SEQ_REMOVE, 2);
1706	req->seq = seq;	2053	req->seq = seq;
1707	req->txn = txnid;	2054	req->txn = txnid;
1708	req->uint1 = flags;	2055	req->uint1 = flags;
1709	REQ_SEND;	2056	REQ_SEND;
1710	}	2057	}
1711		2058
		2059	#endif
		2060
1712		2061
1713	MODULE = BDB PACKAGE = BDB::Env	2062	MODULE = BDB PACKAGE = BDB::Env
1714		2063
1715	void	2064	void
1716	DESTROY (DB_ENV_ornull *env)	2065	DESTROY (DB_ENV_ornuked *env)
1717	CODE:	2066	CODE:
1718	if (env)	2067	if (env)
1719	env->close (env, 0);	2068	env->close (env, 0);
1720		2069
1721	int set_data_dir (DB_ENV *env, const char *dir)	2070	int set_data_dir (DB_ENV *env, const char *dir)
…		…
1752	CODE:	2101	CODE:
1753	RETVAL = env->set_flags (env, flags, onoff);	2102	RETVAL = env->set_flags (env, flags, onoff);
1754	OUTPUT:	2103	OUTPUT:
1755	RETVAL	2104	RETVAL
1756		2105
		2106	#if DB_VERSION_MINOR >= 7
		2107
		2108	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
		2109	CODE:
		2110	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2111	OUTPUT:
		2112	RETVAL
		2113
		2114	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2115	CODE:
		2116	RETVAL = env->log_set_config (env, flags, onoff);
		2117	OUTPUT:
		2118	RETVAL
		2119
		2120	#endif
		2121
		2122
1757	void set_errfile (DB_ENV *env, FILE *errfile = 0)	2123	void set_errfile (DB_ENV *env, FILE *errfile = 0)
1758	CODE:	2124	CODE:
1759	env->set_errfile (env, errfile);	2125	env->set_errfile (env, errfile);
1760		2126
1761	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)	2127	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
…		…
1831	int set_lg_max (DB_ENV *env, U32 max)	2197	int set_lg_max (DB_ENV *env, U32 max)
1832	CODE:	2198	CODE:
1833	RETVAL = env->set_lg_max (env, max);	2199	RETVAL = env->set_lg_max (env, max);
1834	OUTPUT:	2200	OUTPUT:
1835	RETVAL	2201	RETVAL
		2202
		2203	#if DB_VERSION_MINOR >= 4
1836		2204
1837	int mutex_set_max (DB_ENV *env, U32 max)	2205	int mutex_set_max (DB_ENV *env, U32 max)
1838	CODE:	2206	CODE:
1839	RETVAL = env->mutex_set_max (env, max);	2207	RETVAL = env->mutex_set_max (env, max);
1840	OUTPUT:	2208	OUTPUT:
…		…
1856	CODE:	2224	CODE:
1857	RETVAL = env->mutex_set_align (env, align);	2225	RETVAL = env->mutex_set_align (env, align);
1858	OUTPUT:	2226	OUTPUT:
1859	RETVAL	2227	RETVAL
1860		2228
		2229	#endif
		2230
1861	DB_TXN *	2231	DB_TXN *
1862	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)	2232	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1863	CODE:	2233	CODE:
1864	errno = env->txn_begin (env, parent, &RETVAL, flags);	2234	errno = env->txn_begin (env, parent, &RETVAL, flags);
1865	if (errno)	2235	if (errno)
1866	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2236	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1867	OUTPUT:	2237	OUTPUT:
1868	RETVAL	2238	RETVAL
1869		2239
		2240	#if DB_VERSION_MINOR >= 5
		2241
		2242	DB_TXN *
		2243	cdsgroup_begin (DB_ENV *env)
		2244	CODE:
		2245	errno = env->cdsgroup_begin (env, &RETVAL);
		2246	if (errno)
		2247	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2248	OUTPUT:
		2249	RETVAL
		2250
		2251	#endif
		2252
1870	MODULE = BDB PACKAGE = BDB::Db	2253	MODULE = BDB PACKAGE = BDB::Db
1871		2254
1872	void	2255	void
1873	DESTROY (DB_ornull *db)	2256	DESTROY (DB_ornuked *db)
1874	CODE:	2257	CODE:
1875	if (db)	2258	if (db)
1876	{	2259	{
1877	SV *env = (SV *)db->app_private;	2260	SV *env = (SV *)db->app_private;
1878	db->close (db, 0);	2261	db->close (db, 0);
…		…
1883	CODE:	2266	CODE:
1884	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2267	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1885	OUTPUT:	2268	OUTPUT:
1886	RETVAL	2269	RETVAL
1887		2270
		2271	int set_pagesize (DB *db, U32 pagesize)
		2272	CODE:
		2273	RETVAL = db->set_pagesize (db, pagesize);
		2274	OUTPUT:
		2275	RETVAL
		2276
1888	int set_flags (DB *db, U32 flags)	2277	int set_flags (DB *db, U32 flags)
1889	CODE:	2278	CODE:
1890	RETVAL = db->set_flags (db, flags);	2279	RETVAL = db->set_flags (db, flags);
1891	OUTPUT:	2280	OUTPUT:
1892	RETVAL	2281	RETVAL
…		…
1958	if (errno)	2347	if (errno)
1959	croak ("DB->cursor: %s", db_strerror (errno));	2348	croak ("DB->cursor: %s", db_strerror (errno));
1960	OUTPUT:	2349	OUTPUT:
1961	RETVAL	2350	RETVAL
1962		2351
		2352	#if DB_VERSION_MINOR >= 3
		2353
1963	DB_SEQUENCE *	2354	DB_SEQUENCE *
1964	sequence (DB *db, U32 flags = 0)	2355	sequence (DB *db, U32 flags = 0)
1965	CODE:	2356	CODE:
1966	{	2357	{
1967	errno = db_sequence_create (&RETVAL, db, flags);	2358	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1969	croak ("db_sequence_create: %s", db_strerror (errno));	2360	croak ("db_sequence_create: %s", db_strerror (errno));
1970	}	2361	}
1971	OUTPUT:	2362	OUTPUT:
1972	RETVAL	2363	RETVAL
1973		2364
		2365	#endif
		2366
1974		2367
1975	MODULE = BDB PACKAGE = BDB::Txn	2368	MODULE = BDB PACKAGE = BDB::Txn
1976		2369
1977	void	2370	void
1978	DESTROY (DB_TXN_ornull *txn)	2371	DESTROY (DB_TXN_ornuked *txn)
1979	CODE:	2372	CODE:
1980	if (txn)	2373	if (txn)
1981	txn->abort (txn);	2374	txn->abort (txn);
1982		2375
1983	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)	2376	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
…		…
1994		2387
1995		2388
1996	MODULE = BDB PACKAGE = BDB::Cursor	2389	MODULE = BDB PACKAGE = BDB::Cursor
1997		2390
1998	void	2391	void
1999	DESTROY (DBC_ornull *dbc)	2392	DESTROY (DBC_ornuked *dbc)
2000	CODE:	2393	CODE:
2001	if (dbc)	2394	if (dbc)
2002	dbc->c_close (dbc);	2395	dbc->c_close (dbc);
2003		2396
2004	#if DB_VERSION_MINOR >= 6	2397	#if DB_VERSION_MINOR >= 6
…		…
2007	CODE:	2400	CODE:
2008	dbc->set_priority (dbc, priority);	2401	dbc->set_priority (dbc, priority);
2009		2402
2010	#endif	2403	#endif
2011		2404
		2405	#if DB_VERSION_MINOR >= 3
		2406
2012	MODULE = BDB PACKAGE = BDB::Sequence	2407	MODULE = BDB PACKAGE = BDB::Sequence
2013		2408
2014	void	2409	void
2015	DESTROY (DB_SEQUENCE_ornull *seq)	2410	DESTROY (DB_SEQUENCE_ornuked *seq)
2016	CODE:	2411	CODE:
2017	if (seq)	2412	if (seq)
2018	seq->close (seq, 0);	2413	seq->close (seq, 0);
2019		2414
2020	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2415	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
2039	CODE:	2434	CODE:
2040	RETVAL = seq->set_range (seq, min, max);	2435	RETVAL = seq->set_range (seq, min, max);
2041	OUTPUT:	2436	OUTPUT:
2042	RETVAL	2437	RETVAL
2043		2438
		2439	#endif
		2440
		2441

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