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Comparing BDB/BDB.xs (file contents):
Revision 1.20 by root, Tue Dec 4 10:13:50 2007 UTC vs.
Revision 1.49 by root, Thu Sep 25 12:28:49 2008 UTC

		1	#include <sys/user.h>
		2	#include <sys/ptrace.h>
		3
		4	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
		5
1	#include "xthread.h"	6	#include "xthread.h"
2		7
3	#include <errno.h>	8	#include <errno.h>
4		9
5	#include "EXTERN.h"	10	#include "EXTERN.h"
…		…
27	# include <unistd.h>	32	# include <unistd.h>
28	#endif	33	#endif
29		34
30	#include <db.h>	35	#include <db.h>
31		36
32	#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4)	37	#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
33	# error you need Berkeley DB 4.4 or newer installed	38	# error you need Berkeley DB 4.3 or a newer 4.x version installed
34	#endif	39	#endif
35		40
36	/* number of seconds after which idle threads exit */	41	/* number of seconds after which idle threads exit */
37	#define IDLE_TIMEOUT 10	42	#define IDLE_TIMEOUT 10
38		43
39	typedef DB_ENV DB_ENV_ornull;	44	typedef DB_ENV DB_ENV_ornull;
40	typedef DB_TXN DB_TXN_ornull;	45	typedef DB_TXN DB_TXN_ornull;
41	typedef DBC DBC_ornull;	46	typedef DBC DBC_ornull;
42	typedef DB DB_ornull;	47	typedef DB DB_ornull;
		48
		49	typedef DB_ENV DB_ENV_ornuked;
		50	typedef DB_TXN DB_TXN_ornuked;
		51	typedef DBC DBC_ornuked;
		52	typedef DB DB_ornuked;
		53
		54	#if DB_VERSION_MINOR >= 3
43	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	55	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		56	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		57	#endif
44		58
45	typedef SV SV8; /* byte-sv, used for argument-checking */	59	typedef SV SV8; /* byte-sv, used for argument-checking */
46	typedef char *octetstring;	60	typedef char *bdb_filename;
47		61
48	static SV *prepare_cb;	62	static SV *prepare_cb;
49		63
50	#if DB_VERSION_MINOR >= 6	64	#if DB_VERSION_MINOR >= 6
51	# define c_close close	65	# define c_close close
…		…
55	# define c_get get	69	# define c_get get
56	# define c_pget pget	70	# define c_pget pget
57	# define c_put put	71	# define c_put put
58	#endif	72	#endif
59		73
		74	static char *
		75	get_bdb_filename (SV *sv)
		76	{
		77	if (!SvOK (sv))
		78	return 0;
		79
		80	#if _WIN32
		81	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		82	{
		83	STRLEN len;
		84	char *src = SvPVbyte (sv, len);
		85	SV *t1 = sv_newmortal ();
		86	SV *t2 = sv_newmortal ();
		87
		88	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		89	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		90
		91	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		92	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		93	SvPOK_only (t2);
		94	SvPVX (t2)[len] = 0;
		95	SvCUR_set (t2, len);
		96
		97	return SvPVX (t2);
		98	}
		99	#else
		100	return SvPVbyte_nolen (sv);
		101	#endif
		102	}
		103
60	static void	104	static void
61	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)	105	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
62	{	106	{
63	printf ("err[%s]\n", msg);	107	printf ("err[%s]\n", msg);
64	}	108	}
…		…
91	dbt_to_sv (SV *sv, DBT *dbt)	135	dbt_to_sv (SV *sv, DBT *dbt)
92	{	136	{
93	if (sv)	137	if (sv)
94	{	138	{
95	SvREADONLY_off (sv);	139	SvREADONLY_off (sv);
96	sv_setpvn_mg (sv, dbt->data, dbt->size);	140	sv_setsv_mg (sv, dbt->data ? newSVpvn (dbt->data, dbt->size) : &PL_sv_undef);
97	SvREFCNT_dec (sv);	141	SvREFCNT_dec (sv);
98	}	142	}
99		143
		144	//assert (dbt->flags & DBT_MALLOC || !dbt->data);
100	free (dbt->data);	145	free (dbt->data);
101	}	146	}
102		147
103	enum {	148	enum {
104	REQ_QUIT,	149	REQ_QUIT,
105	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	150	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
106	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	151	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,	152	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,	153	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,	154	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,	155	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,	156	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
112	};	157	};
113		158
114	typedef struct aio_cb	159	typedef struct bdb_cb
115	{	160	{
116	struct aio_cb *volatile next;	161	struct bdb_cb *volatile next;
117	SV *callback;	162	SV *callback;
118	int type, pri, result;	163	int type, pri, result;
119		164
120	DB_ENV *env;	165	DB_ENV *env;
121	DB *db;	166	DB *db;
…		…
123	DBC *dbc;	168	DBC *dbc;
124		169
125	UV uv1;	170	UV uv1;
126	int int1, int2;	171	int int1, int2;
127	U32 uint1, uint2;	172	U32 uint1, uint2;
128	char *buf1, *buf2;	173	char *buf1, *buf2, *buf3;
129	SV *sv1, *sv2, *sv3;	174	SV *sv1, *sv2, *sv3;
130		175
131	DBT dbt1, dbt2, dbt3;	176	DBT dbt1, dbt2, dbt3;
132	DB_KEY_RANGE key_range;	177	DB_KEY_RANGE key_range;
		178	#if DB_VERSION_MINOR >= 3
133	DB_SEQUENCE *seq;	179	DB_SEQUENCE *seq;
134	db_seq_t seq_t;	180	db_seq_t seq_t;
135	} aio_cb;	181	#endif
		182	} bdb_cb;
136		183
137	typedef aio_cb *aio_req;	184	typedef bdb_cb *bdb_req;
138		185
139	enum {	186	enum {
140	PRI_MIN = -4,	187	PRI_MIN = -4,
141	PRI_MAX = 4,	188	PRI_MAX = 4,
142		189
…		…
145	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	192	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
146	};	193	};
147		194
148	#define AIO_TICKS ((1000000 + 1023) >> 10)	195	#define AIO_TICKS ((1000000 + 1023) >> 10)
149		196
		197	static SV *on_next_submit;
		198
150	static unsigned int max_poll_time = 0;	199	static unsigned int max_poll_time = 0;
151	static unsigned int max_poll_reqs = 0;	200	static unsigned int max_poll_reqs = 0;
152		201
153	/* calculcate time difference in ~1/AIO_TICKS of a second */	202	/* calculcate time difference in ~1/AIO_TICKS of a second */
154	static int tvdiff (struct timeval *tv1, struct timeval *tv2)	203	static int tvdiff (struct timeval *tv1, struct timeval *tv2)
…		…
169	struct worker *prev, *next;	218	struct worker *prev, *next;
170		219
171	thread_t tid;	220	thread_t tid;
172		221
173	/* locked by reslock, reqlock or wrklock */	222	/* locked by reslock, reqlock or wrklock */
174	aio_req req; /* currently processed request */	223	bdb_req req; /* currently processed request */
175	void *dbuf;	224	void *dbuf;
176	DIR *dirp;	225	DIR *dirp;
177	} worker;	226	} worker;
178		227
179	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	228	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
199	static mutex_t reqlock = X_MUTEX_INIT;	248	static mutex_t reqlock = X_MUTEX_INIT;
200	static cond_t reqwait = X_COND_INIT;	249	static cond_t reqwait = X_COND_INIT;
201		250
202	#if WORDACCESS_UNSAFE	251	#if WORDACCESS_UNSAFE
203		252
204	static unsigned int get_nready ()	253	static unsigned int get_nready (void)
205	{	254	{
206	unsigned int retval;	255	unsigned int retval;
207		256
208	X_LOCK (reqlock);	257	X_LOCK (reqlock);
209	retval = nready;	258	retval = nready;
210	X_UNLOCK (reqlock);	259	X_UNLOCK (reqlock);
211		260
212	return retval;	261	return retval;
213	}	262	}
214		263
215	static unsigned int get_npending ()	264	static unsigned int get_npending (void)
216	{	265	{
217	unsigned int retval;	266	unsigned int retval;
218		267
219	X_LOCK (reslock);	268	X_LOCK (reslock);
220	retval = npending;	269	retval = npending;
221	X_UNLOCK (reslock);	270	X_UNLOCK (reslock);
222		271
223	return retval;	272	return retval;
224	}	273	}
225		274
226	static unsigned int get_nthreads ()	275	static unsigned int get_nthreads (void)
227	{	276	{
228	unsigned int retval;	277	unsigned int retval;
229		278
230	X_LOCK (wrklock);	279	X_LOCK (wrklock);
231	retval = started;	280	retval = started;
…		…
246	* a somewhat faster data structure might be nice, but	295	* a somewhat faster data structure might be nice, but
247	* with 8 priorities this actually needs <20 insns	296	* with 8 priorities this actually needs <20 insns
248	* per shift, the most expensive operation.	297	* per shift, the most expensive operation.
249	*/	298	*/
250	typedef struct {	299	typedef struct {
251	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	300	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
252	int size;	301	int size;
253	} reqq;	302	} reqq;
254		303
255	static reqq req_queue;	304	static reqq req_queue;
256	static reqq res_queue;	305	static reqq res_queue;
257		306
258	int reqq_push (reqq *q, aio_req req)	307	int reqq_push (reqq *q, bdb_req req)
259	{	308	{
260	int pri = req->pri;	309	int pri = req->pri;
261	req->next = 0;	310	req->next = 0;
262		311
263	if (q->qe[pri])	312	if (q->qe[pri])
…		…
269	q->qe[pri] = q->qs[pri] = req;	318	q->qe[pri] = q->qs[pri] = req;
270		319
271	return q->size++;	320	return q->size++;
272	}	321	}
273		322
274	aio_req reqq_shift (reqq *q)	323	bdb_req reqq_shift (reqq *q)
275	{	324	{
276	int pri;	325	int pri;
277		326
278	if (!q->size)	327	if (!q->size)
279	return 0;	328	return 0;
280		329
281	--q->size;	330	--q->size;
282		331
283	for (pri = NUM_PRI; pri--; )	332	for (pri = NUM_PRI; pri--; )
284	{	333	{
285	aio_req req = q->qs[pri];	334	bdb_req req = q->qs[pri];
286		335
287	if (req)	336	if (req)
288	{	337	{
289	if (!(q->qs[pri] = req->next))	338	if (!(q->qs[pri] = req->next))
290	q->qe[pri] = 0;	339	q->qe[pri] = 0;
…		…
294	}	343	}
295		344
296	abort ();	345	abort ();
297	}	346	}
298		347
299	static int poll_cb ();	348	static int poll_cb (void);
300	static void req_free (aio_req req);	349	static void req_free (bdb_req req);
301	static void req_cancel (aio_req req);	350	static void req_cancel (bdb_req req);
302		351
303	static int req_invoke (aio_req req)	352	static int req_invoke (bdb_req req)
304	{	353	{
305	dSP;	354	dSP;
306		355
307	if (SvOK (req->callback))	356	if (req->callback)
308	{	357	{
309	ENTER;	358	ENTER;
310	SAVETMPS;	359	SAVETMPS;
311	PUSHMARK (SP);	360	PUSHMARK (SP);
312		361
…		…
326	dbt_to_sv (req->sv1, &req->dbt1);	375	dbt_to_sv (req->sv1, &req->dbt1);
327	dbt_to_sv (req->sv2, &req->dbt2);	376	dbt_to_sv (req->sv2, &req->dbt2);
328	dbt_to_sv (req->sv3, &req->dbt3);	377	dbt_to_sv (req->sv3, &req->dbt3);
329	break;	378	break;
330		379
		380	case REQ_DB_PUT:
		381	case REQ_C_PUT:
		382	dbt_to_sv (0, &req->dbt1);
		383	dbt_to_sv (0, &req->dbt2);
		384	break;
		385
331	case REQ_DB_KEY_RANGE:	386	case REQ_DB_KEY_RANGE:
332	{	387	{
333	AV *av = newAV ();	388	AV *av = newAV ();
334		389
335	av_push (av, newSVnv (req->key_range.less));	390	av_push (av, newSVnv (req->key_range.less));
…		…
340	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));	395	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
341	SvREFCNT_dec (req->sv1);	396	SvREFCNT_dec (req->sv1);
342	}	397	}
343	break;	398	break;
344		399
		400	#if DB_VERSION_MINOR >= 3
345	case REQ_SEQ_GET:	401	case REQ_SEQ_GET:
346	SvREADONLY_off (req->sv1);	402	SvREADONLY_off (req->sv1);
347		403
348	if (sizeof (IV) > 4)	404	if (sizeof (IV) > 4)
349	sv_setiv_mg (req->sv1, req->seq_t);	405	sv_setiv_mg (req->sv1, (IV)req->seq_t);
350	else	406	else
351	sv_setnv_mg (req->sv1, req->seq_t);	407	sv_setnv_mg (req->sv1, (NV)req->seq_t);
352		408
353	SvREFCNT_dec (req->sv1);	409	SvREFCNT_dec (req->sv1);
354	break;	410	break;
		411	#endif
355	}	412	}
356		413
357	errno = req->result;	414	errno = req->result;
358		415
359	PUTBACK;	416	PUTBACK;
…		…
365	}	422	}
366		423
367	return !SvTRUE (ERRSV);	424	return !SvTRUE (ERRSV);
368	}	425	}
369		426
370	static void req_free (aio_req req)	427	static void req_free (bdb_req req)
371	{	428	{
		429	SvREFCNT_dec (req->callback);
		430
372	free (req->buf1);	431	free (req->buf1);
373	free (req->buf2);	432	free (req->buf2);
		433	free (req->buf3);
		434
374	Safefree (req);	435	Safefree (req);
375	}	436	}
376		437
377	#ifdef USE_SOCKETS_AS_HANDLES	438	#ifdef USE_SOCKETS_AS_HANDLES
378	# define TO_SOCKET(x) (win32_get_osfhandle (x))	439	# define TO_SOCKET(x) (win32_get_osfhandle (x))
379	#else	440	#else
380	# define TO_SOCKET(x) (x)	441	# define TO_SOCKET(x) (x)
381	#endif	442	#endif
382		443
383	static void	444	static void
384	create_respipe ()	445	create_respipe (void)
385	{	446	{
		447	#ifdef _WIN32
		448	int arg; /* argg */
		449	#endif
386	int old_readfd = respipe [0];	450	int old_readfd = respipe [0];
387		451
388	if (respipe [1] >= 0)	452	if (respipe [1] >= 0)
389	respipe_close (TO_SOCKET (respipe [1]));	453	respipe_close (TO_SOCKET (respipe [1]));
390		454
…		…
403	respipe_close (respipe [0]);	467	respipe_close (respipe [0]);
404	respipe [0] = old_readfd;	468	respipe [0] = old_readfd;
405	}	469	}
406		470
407	#ifdef _WIN32	471	#ifdef _WIN32
408	int arg = 1;	472	arg = 1;
409	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)	473	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
410	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))	474	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
411	#else	475	#else
412	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)	476	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
413	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))	477	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
…		…
440	free (wrk);	504	free (wrk);
441		505
442	X_UNLOCK (wrklock);	506	X_UNLOCK (wrklock);
443	}	507	}
444		508
445	static void maybe_start_thread ()	509	static void maybe_start_thread (void)
446	{	510	{
447	if (get_nthreads () >= wanted)	511	if (get_nthreads () >= wanted)
448	return;	512	return;
449		513
450	/* todo: maybe use idle here, but might be less exact */	514	/* todo: maybe use idle here, but might be less exact */
…		…
452	return;	516	return;
453		517
454	start_thread ();	518	start_thread ();
455	}	519	}
456		520
457	static void req_send (aio_req req)	521	static void req_send (bdb_req req)
458	{	522	{
459	SV *wait_callback = 0;	523	SV *wait_callback = 0;
460		524
		525	if (on_next_submit)
		526	{
		527	dSP;
		528	SV *cb = sv_2mortal (on_next_submit);
		529
		530	on_next_submit = 0;
		531
		532	PUSHMARK (SP);
		533	PUTBACK;
		534	call_sv (cb, G_DISCARD | G_EVAL);
		535	SPAGAIN;
		536	}
		537
461	// synthesize callback if none given	538	// synthesize callback if none given
462	if (!SvOK (req->callback))	539	if (!req->callback)
463	{	540	{
464	int count;	541	int count;
465		542
466	dSP;	543	dSP;
467	PUSHMARK (SP);	544	PUSHMARK (SP);
…		…
470	SPAGAIN;	547	SPAGAIN;
471		548
472	if (count != 2)	549	if (count != 2)
473	croak ("prepare callback must return exactly two values\n");	550	croak ("prepare callback must return exactly two values\n");
474		551
475	wait_callback = SvREFCNT_inc (POPs);	552	wait_callback = POPs;
476	SvREFCNT_dec (req->callback);
477	req->callback = SvREFCNT_inc (POPs);	553	req->callback = SvREFCNT_inc (POPs);
478	}	554	}
479		555
480	++nreqs;	556	++nreqs;
481		557
…		…
491	{	567	{
492	dSP;	568	dSP;
493	PUSHMARK (SP);	569	PUSHMARK (SP);
494	PUTBACK;	570	PUTBACK;
495	call_sv (wait_callback, G_DISCARD);	571	call_sv (wait_callback, G_DISCARD);
496	SvREFCNT_dec (wait_callback);
497	}	572	}
498	}	573	}
499		574
500	static void end_thread (void)	575	static void end_thread (void)
501	{	576	{
502	aio_req req;	577	bdb_req req;
503		578
504	Newz (0, req, 1, aio_cb);	579	Newz (0, req, 1, bdb_cb);
505		580
506	req->type = REQ_QUIT;	581	req->type = REQ_QUIT;
507	req->pri = PRI_MAX + PRI_BIAS;	582	req->pri = PRI_MAX + PRI_BIAS;
508		583
509	X_LOCK (reqlock);	584	X_LOCK (reqlock);
…		…
536		611
537	while (started > wanted)	612	while (started > wanted)
538	end_thread ();	613	end_thread ();
539	}	614	}
540		615
541	static void poll_wait ()	616	static void poll_wait (void)
542	{	617	{
543	fd_set rfd;	618	fd_set rfd;
544		619
545	while (nreqs)	620	while (nreqs)
546	{	621	{
…		…
559		634
560	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	635	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
561	}	636	}
562	}	637	}
563		638
564	static int poll_cb ()	639	static int poll_cb (void)
565	{	640	{
566	dSP;	641	dSP;
567	int count = 0;	642	int count = 0;
568	int maxreqs = max_poll_reqs;	643	int maxreqs = max_poll_reqs;
569	int do_croak = 0;	644	int do_croak = 0;
570	struct timeval tv_start, tv_now;	645	struct timeval tv_start, tv_now;
571	aio_req req;	646	bdb_req req;
572		647
573	if (max_poll_time)	648	if (max_poll_time)
574	gettimeofday (&tv_start, 0);	649	gettimeofday (&tv_start, 0);
575		650
576	for (;;)	651	for (;;)
…		…
637		712
638	/*****************************************************************************/	713	/*****************************************************************************/
639		714
640	X_THREAD_PROC (bdb_proc)	715	X_THREAD_PROC (bdb_proc)
641	{	716	{
642	aio_req req;	717	bdb_req req;
643	struct timespec ts;	718	struct timespec ts;
644	worker *self = (worker *)thr_arg;	719	worker *self = (worker *)thr_arg;
645		720
646	/* try to distribute timeouts somewhat evenly */	721	/* try to distribute timeouts somewhat evenly */
647	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	722	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
…		…
683	}	758	}
684		759
685	--nready;	760	--nready;
686		761
687	X_UNLOCK (reqlock);	762	X_UNLOCK (reqlock);
688		763
689	switch (req->type)	764	switch (req->type)
690	{	765	{
691	case REQ_QUIT:	766	case REQ_QUIT:
692	req->result = ENOSYS;	767	req->result = ENOSYS;
693	goto quit;	768	goto quit;
…		…
714		789
715	case REQ_ENV_MEMP_TRICKLE:	790	case REQ_ENV_MEMP_TRICKLE:
716	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);	791	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
717	break;	792	break;
718		793
		794	case REQ_ENV_DBREMOVE:
		795	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		796	break;
		797
		798	case REQ_ENV_DBRENAME:
		799	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		800	break;
		801
719	case REQ_DB_OPEN:	802	case REQ_DB_OPEN:
720	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	803	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
721	break;	804	break;
722		805
723	case REQ_DB_CLOSE:	806	case REQ_DB_CLOSE:
724	req->result = req->db->close (req->db, req->uint1);	807	req->result = req->db->close (req->db, req->uint1);
725	break;	808	break;
726		809
		810	#if DB_VERSION_MINOR >= 4
727	case REQ_DB_COMPACT:	811	case REQ_DB_COMPACT:
728	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);	812	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
729	break;	813	break;
		814	#endif
730		815
731	case REQ_DB_SYNC:	816	case REQ_DB_SYNC:
732	req->result = req->db->sync (req->db, req->uint1);	817	req->result = req->db->sync (req->db, req->uint1);
733	break;	818	break;
734		819
		820	case REQ_DB_UPGRADE:
		821	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		822	break;
		823
735	case REQ_DB_PUT:	824	case REQ_DB_PUT:
736	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	825	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
737	break;	826	break;
738		827
		828	#if DB_VERSION_MINOR >= 6
		829	case REQ_DB_EXISTS:
		830	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		831	break;
		832	#endif
739	case REQ_DB_GET:	833	case REQ_DB_GET:
740	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);	834	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
741	break;	835	break;
742		836
743	case REQ_DB_PGET:	837	case REQ_DB_PGET:
…		…
797		891
798	case REQ_C_DEL:	892	case REQ_C_DEL:
799	req->result = req->dbc->c_del (req->dbc, req->uint1);	893	req->result = req->dbc->c_del (req->dbc, req->uint1);
800	break;	894	break;
801		895
		896	#if DB_VERSION_MINOR >= 3
802	case REQ_SEQ_OPEN:	897	case REQ_SEQ_OPEN:
803	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);	898	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
804	break;	899	break;
805		900
806	case REQ_SEQ_CLOSE:	901	case REQ_SEQ_CLOSE:
…		…
812	break;	907	break;
813		908
814	case REQ_SEQ_REMOVE:	909	case REQ_SEQ_REMOVE:
815	req->result = req->seq->remove (req->seq, req->txn, req->uint1);	910	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
816	break;	911	break;
		912	#endif
817		913
818	default:	914	default:
819	req->result = ENOSYS;	915	req->result = ENOSYS;
820	break;	916	break;
821	}	917	}
…		…
861	X_UNLOCK (wrklock);	957	X_UNLOCK (wrklock);
862	}	958	}
863		959
864	static void atfork_child (void)	960	static void atfork_child (void)
865	{	961	{
866	aio_req prv;	962	bdb_req prv;
867		963
868	while (prv = reqq_shift (&req_queue))	964	while (prv = reqq_shift (&req_queue))
869	req_free (prv);	965	req_free (prv);
870		966
871	while (prv = reqq_shift (&res_queue))	967	while (prv = reqq_shift (&res_queue))
…		…
892		988
893	atfork_parent ();	989	atfork_parent ();
894	}	990	}
895		991
896	#define dREQ(reqtype) \	992	#define dREQ(reqtype) \
897	aio_req req; \	993	bdb_req req; \
898	int req_pri = next_pri; \	994	int req_pri = next_pri; \
899	next_pri = DEFAULT_PRI + PRI_BIAS; \	995	next_pri = DEFAULT_PRI + PRI_BIAS; \
900	\	996	\
901	if (SvOK (callback) && !SvROK (callback)) \	997	if (callback && SvOK (callback)) \
902	croak ("callback must be undef or of reference type"); \	998	croak ("callback has illegal type or extra arguments"); \
903	\	999	\
904	Newz (0, req, 1, aio_cb); \	1000	Newz (0, req, 1, bdb_cb); \
905	if (!req) \	1001	if (!req) \
906	croak ("out of memory during aio_req allocation"); \	1002	croak ("out of memory during bdb_req allocation"); \
907	\	1003	\
908	req->callback = newSVsv (callback); \	1004	req->callback = cb ? SvREFCNT_inc (cb) : 0; \
909	req->type = (reqtype); \	1005	req->type = (reqtype); \
910	req->pri = req_pri	1006	req->pri = req_pri
911		1007
912	#define REQ_SEND \	1008	#define REQ_SEND \
913	req_send (req)	1009	req_send (req)
914		1010
915	#define SvPTR(var, arg, type, class, nullok) \	1011	#define SvPTR(var, arg, type, class, nullok) \
916	if (!SvOK (arg)) \	1012	if (!SvOK (arg)) \
917	{ \	1013	{ \
918	if (!nullok) \	1014	if (nullok != 1) \
919	croak (# var " must be a " # class " object, not undef"); \	1015	croak (# var " must be a " # class " object, not undef"); \
920	\	1016	\
921	(var) = 0; \	1017	(var) = 0; \
922	} \	1018	} \
923	else if (sv_derived_from ((arg), # class)) \	1019	else if (sv_derived_from ((arg), # class)) \
924	{ \	1020	{ \
925	IV tmp = SvIV ((SV*) SvRV (arg)); \	1021	IV tmp = SvIV ((SV*) SvRV (arg)); \
926	(var) = INT2PTR (type, tmp); \	1022	(var) = INT2PTR (type, tmp); \
927	if (!var) \	1023	if (!var && nullok != 2) \
928	croak (# var " is not a valid " # class " object anymore"); \	1024	croak (# var " is not a valid " # class " object anymore"); \
929	} \	1025	} \
930	else \	1026	else \
931	croak (# var " is not of type " # class); \	1027	croak (# var " is not of type " # class);
932	\
933		1028
934	static void	1029	static void
935	ptr_nuke (SV *sv)	1030	ptr_nuke (SV *sv)
936	{	1031	{
937	assert (SvROK (sv));	1032	assert (SvROK (sv));
938	sv_setiv (SvRV (sv), 0);	1033	sv_setiv (SvRV (sv), 0);
939	}	1034	}
		1035
		1036	static int
		1037	errno_get (pTHX_ SV *sv, MAGIC *mg)
		1038	{
		1039	if (*mg->mg_ptr == '!') // should always be the case
		1040	if (-30999 <= errno && errno <= -30800)
		1041	{
		1042	sv_setnv (sv, (NV)errno);
		1043	sv_setpv (sv, db_strerror (errno));
		1044	SvNOK_on (sv); /* what a wonderful hack! */
		1045	// ^^^ copied from perl sources
		1046	return 0;
		1047	}
		1048
		1049	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1050	}
		1051
		1052	static MGVTBL vtbl_errno;
		1053
		1054	// this wonderful hack :( patches perl's $! variable to support our errno values
		1055	static void
		1056	patch_errno (void)
		1057	{
		1058	SV *sv;
		1059	MAGIC *mg;
		1060
		1061	if (!(sv = get_sv ("!", 1)))
		1062	return;
		1063
		1064	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1065	return;
		1066
		1067	if (mg->mg_virtual != &PL_vtbl_sv)
		1068	return;
		1069
		1070	vtbl_errno = PL_vtbl_sv;
		1071	vtbl_errno.svt_get = errno_get;
		1072	mg->mg_virtual = &vtbl_errno;
		1073	}
		1074
		1075	#if __GNUC__ >= 4
		1076	# define noinline __attribute__ ((noinline))
		1077	#else
		1078	# define noinline
		1079	#endif
		1080
		1081	static noinline SV *
		1082	pop_callback (I32 *ritems, SV *sv)
		1083	{
		1084	if (SvROK (sv))
		1085	{
		1086	HV *st;
		1087	GV *gvp;
		1088	CV *cv;
		1089	const char *name;
		1090
		1091	/* forgive me */
		1092	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1093	&& (st = SvSTASH (SvRV (sv)))
		1094	&& (name = HvNAME_get (st))
		1095	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1096	return 0;
		1097
		1098	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1099	{
		1100	--*ritems;
		1101	return (SV *)cv;
		1102	}
		1103	}
		1104
		1105	return 0;
		1106	}
		1107
		1108	/* stupid windoes defined CALLBACK as well */
		1109	#undef CALLBACK
		1110	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
940		1111
941	MODULE = BDB PACKAGE = BDB	1112	MODULE = BDB PACKAGE = BDB
942		1113
943	PROTOTYPES: ENABLE	1114	PROTOTYPES: ENABLE
944		1115
…		…
965	const_iv (RDONLY)	1136	const_iv (RDONLY)
966	const_iv (USE_ENVIRON)	1137	const_iv (USE_ENVIRON)
967	const_iv (USE_ENVIRON_ROOT)	1138	const_iv (USE_ENVIRON_ROOT)
968	const_iv (LOCKDOWN)	1139	const_iv (LOCKDOWN)
969	const_iv (PRIVATE)	1140	const_iv (PRIVATE)
970	const_iv (REGISTER)
971	const_iv (SYSTEM_MEM)	1141	const_iv (SYSTEM_MEM)
972	const_iv (AUTO_COMMIT)	1142	const_iv (AUTO_COMMIT)
973	const_iv (CDB_ALLDB)	1143	const_iv (CDB_ALLDB)
974	const_iv (DIRECT_DB)	1144	const_iv (DIRECT_DB)
975	const_iv (DIRECT_LOG)
976	const_iv (DSYNC_DB)
977	const_iv (DSYNC_LOG)
978	const_iv (LOG_AUTOREMOVE)
979	const_iv (LOG_INMEMORY)
980	const_iv (NOLOCKING)	1145	const_iv (NOLOCKING)
981	const_iv (NOMMAP)	1146	const_iv (NOMMAP)
982	const_iv (NOPANIC)	1147	const_iv (NOPANIC)
983	const_iv (OVERWRITE)	1148	const_iv (OVERWRITE)
984	const_iv (PANIC_ENVIRONMENT)	1149	const_iv (PANIC_ENVIRONMENT)
…		…
995	const_iv (HASH)	1160	const_iv (HASH)
996	const_iv (QUEUE)	1161	const_iv (QUEUE)
997	const_iv (RECNO)	1162	const_iv (RECNO)
998	const_iv (UNKNOWN)	1163	const_iv (UNKNOWN)
999	const_iv (EXCL)	1164	const_iv (EXCL)
1000	const_iv (READ_COMMITTED)
1001	const_iv (READ_UNCOMMITTED)
1002	const_iv (TRUNCATE)	1165	const_iv (TRUNCATE)
1003	const_iv (NOSYNC)	1166	const_iv (NOSYNC)
1004	const_iv (CHKSUM)	1167	const_iv (CHKSUM)
1005	const_iv (ENCRYPT)	1168	const_iv (ENCRYPT)
1006	const_iv (DUP)	1169	const_iv (DUP)
1007	const_iv (DUPSORT)	1170	const_iv (DUPSORT)
1008	const_iv (RECNUM)	1171	const_iv (RECNUM)
1009	const_iv (RENUMBER)	1172	const_iv (RENUMBER)
1010	const_iv (REVSPLITOFF)	1173	const_iv (REVSPLITOFF)
1011	const_iv (INORDER)
1012	const_iv (CONSUME)	1174	const_iv (CONSUME)
1013	const_iv (CONSUME_WAIT)	1175	const_iv (CONSUME_WAIT)
1014	const_iv (GET_BOTH)	1176	const_iv (GET_BOTH)
1015	const_iv (GET_BOTH_RANGE)	1177	const_iv (GET_BOTH_RANGE)
1016	//const_iv (SET_RECNO)	1178	//const_iv (SET_RECNO)
1017	//const_iv (MULTIPLE)	1179	//const_iv (MULTIPLE)
1018	const_iv (SNAPSHOT)	1180	const_iv (SNAPSHOT)
1019	const_iv (JOIN_ITEM)	1181	const_iv (JOIN_ITEM)
		1182	const_iv (JOIN_NOSORT)
1020	const_iv (RMW)	1183	const_iv (RMW)
1021		1184
1022	const_iv (NOTFOUND)	1185	const_iv (NOTFOUND)
1023	const_iv (KEYEMPTY)	1186	const_iv (KEYEMPTY)
1024	const_iv (LOCK_DEADLOCK)	1187	const_iv (LOCK_DEADLOCK)
1025	const_iv (LOCK_NOTGRANTED)	1188	const_iv (LOCK_NOTGRANTED)
1026	const_iv (RUNRECOVERY)	1189	const_iv (RUNRECOVERY)
1027	const_iv (OLD_VERSION)	1190	const_iv (OLD_VERSION)
1028	const_iv (REP_HANDLE_DEAD)	1191	const_iv (REP_HANDLE_DEAD)
1029	const_iv (REP_LOCKOUT)
1030	const_iv (SECONDARY_BAD)	1192	const_iv (SECONDARY_BAD)
1031
1032	const_iv (FREE_SPACE)
1033	const_iv (FREELIST_ONLY)
1034		1193
1035	const_iv (APPEND)	1194	const_iv (APPEND)
1036	const_iv (NODUPDATA)	1195	const_iv (NODUPDATA)
1037	const_iv (NOOVERWRITE)	1196	const_iv (NOOVERWRITE)
1038		1197
…		…
1040	const_iv (TXN_SYNC)	1199	const_iv (TXN_SYNC)
1041		1200
1042	const_iv (SET_LOCK_TIMEOUT)	1201	const_iv (SET_LOCK_TIMEOUT)
1043	const_iv (SET_TXN_TIMEOUT)	1202	const_iv (SET_TXN_TIMEOUT)
1044		1203
1045	const_iv (JOIN_ITEM)
1046	const_iv (FIRST)	1204	const_iv (FIRST)
1047	const_iv (NEXT)	1205	const_iv (NEXT)
1048	const_iv (NEXT_DUP)	1206	const_iv (NEXT_DUP)
1049	const_iv (NEXT_NODUP)	1207	const_iv (NEXT_NODUP)
1050	const_iv (PREV)	1208	const_iv (PREV)
…		…
1062	const_iv (FORCE)	1220	const_iv (FORCE)
1063		1221
1064	const_iv (LOCK_DEFAULT)	1222	const_iv (LOCK_DEFAULT)
1065	const_iv (LOCK_EXPIRE)	1223	const_iv (LOCK_EXPIRE)
1066	const_iv (LOCK_MAXLOCKS)	1224	const_iv (LOCK_MAXLOCKS)
1067	const_iv (LOCK_MAXWRITE)
1068	const_iv (LOCK_MINLOCKS)	1225	const_iv (LOCK_MINLOCKS)
1069	const_iv (LOCK_MINWRITE)	1226	const_iv (LOCK_MINWRITE)
1070	const_iv (LOCK_OLDEST)	1227	const_iv (LOCK_OLDEST)
1071	const_iv (LOCK_RANDOM)	1228	const_iv (LOCK_RANDOM)
1072	const_iv (LOCK_YOUNGEST)	1229	const_iv (LOCK_YOUNGEST)
1073		1230
1074	const_iv (SEQ_DEC)
1075	const_iv (SEQ_INC)
1076	const_iv (SEQ_WRAP)
1077
1078	const_iv (BUFFER_SMALL)
1079	const_iv (DONOTINDEX)	1231	const_iv (DONOTINDEX)
1080	const_iv (KEYEMPTY )	1232	const_iv (KEYEMPTY )
1081	const_iv (KEYEXIST )	1233	const_iv (KEYEXIST )
1082	const_iv (LOCK_DEADLOCK)	1234	const_iv (LOCK_DEADLOCK)
1083	const_iv (LOCK_NOTGRANTED)	1235	const_iv (LOCK_NOTGRANTED)
1084	const_iv (LOG_BUFFER_FULL)
1085	const_iv (NOSERVER)	1236	const_iv (NOSERVER)
1086	const_iv (NOSERVER_HOME)	1237	const_iv (NOSERVER_HOME)
1087	const_iv (NOSERVER_ID)	1238	const_iv (NOSERVER_ID)
1088	const_iv (NOTFOUND)	1239	const_iv (NOTFOUND)
1089	const_iv (OLD_VERSION)
1090	const_iv (PAGE_NOTFOUND)	1240	const_iv (PAGE_NOTFOUND)
1091	const_iv (REP_DUPMASTER)	1241	const_iv (REP_DUPMASTER)
1092	const_iv (REP_HANDLE_DEAD)	1242	const_iv (REP_HANDLE_DEAD)
1093	const_iv (REP_HOLDELECTION)	1243	const_iv (REP_HOLDELECTION)
1094	const_iv (REP_IGNORE)
1095	const_iv (REP_ISPERM)	1244	const_iv (REP_ISPERM)
1096	const_iv (REP_JOIN_FAILURE)
1097	const_iv (REP_LOCKOUT)
1098	const_iv (REP_NEWMASTER)	1245	const_iv (REP_NEWMASTER)
1099	const_iv (REP_NEWSITE)	1246	const_iv (REP_NEWSITE)
1100	const_iv (REP_NOTPERM)	1247	const_iv (REP_NOTPERM)
1101	const_iv (REP_UNAVAIL)	1248	const_iv (REP_UNAVAIL)
1102	const_iv (RUNRECOVERY)	1249	const_iv (RUNRECOVERY)
1103	const_iv (SECONDARY_BAD)	1250	const_iv (SECONDARY_BAD)
1104	const_iv (VERIFY_BAD)	1251	const_iv (VERIFY_BAD)
1105	const_iv (VERSION_MISMATCH)
1106		1252
1107	const_iv (VERB_DEADLOCK)	1253	const_iv (VERB_DEADLOCK)
1108	const_iv (VERB_RECOVERY)	1254	const_iv (VERB_RECOVERY)
1109	const_iv (VERB_REGISTER)
1110	const_iv (VERB_REPLICATION)	1255	const_iv (VERB_REPLICATION)
1111	const_iv (VERB_WAITSFOR)	1256	const_iv (VERB_WAITSFOR)
1112		1257
1113	const_iv (VERSION_MAJOR)	1258	const_iv (VERSION_MAJOR)
1114	const_iv (VERSION_MINOR)	1259	const_iv (VERSION_MINOR)
1115	const_iv (VERSION_PATCH)	1260	const_iv (VERSION_PATCH)
		1261	#if DB_VERSION_MINOR >= 3
		1262	const_iv (INORDER)
		1263	const_iv (LOCK_MAXWRITE)
		1264	const_iv (SEQ_DEC)
		1265	const_iv (SEQ_INC)
		1266	const_iv (SEQ_WRAP)
		1267	const_iv (BUFFER_SMALL)
		1268	const_iv (LOG_BUFFER_FULL)
		1269	const_iv (VERSION_MISMATCH)
		1270	#endif
		1271	#if DB_VERSION_MINOR >= 4
		1272	const_iv (REGISTER)
		1273	const_iv (DSYNC_DB)
		1274	const_iv (READ_COMMITTED)
		1275	const_iv (READ_UNCOMMITTED)
		1276	const_iv (REP_IGNORE)
		1277	const_iv (REP_LOCKOUT)
		1278	const_iv (REP_JOIN_FAILURE)
		1279	const_iv (FREE_SPACE)
		1280	const_iv (FREELIST_ONLY)
		1281	const_iv (VERB_REGISTER)
		1282	#endif
1116	#if DB_VERSION_MINOR >= 5	1283	#if DB_VERSION_MINOR >= 5
1117	const_iv (MULTIVERSION)	1284	const_iv (MULTIVERSION)
1118	const_iv (TXN_SNAPSHOT)	1285	const_iv (TXN_SNAPSHOT)
1119	#endif	1286	#endif
1120	#if DB_VERSION_MINOR >= 6	1287	#if DB_VERSION_MINOR >= 6
1121	const_iv (PREV_DUP)	1288	const_iv (PREV_DUP)
1122	# if 0
1123	const_iv (PRIORITY_UNCHANGED)	1289	const_iv (PRIORITY_UNCHANGED)
1124	const_iv (PRIORITY_VERY_LOW)	1290	const_iv (PRIORITY_VERY_LOW)
1125	const_iv (PRIORITY_LOW)	1291	const_iv (PRIORITY_LOW)
1126	const_iv (PRIORITY_DEFAULT)	1292	const_iv (PRIORITY_DEFAULT)
1127	const_iv (PRIORITY_HIGH)	1293	const_iv (PRIORITY_HIGH)
1128	const_iv (PRIORITY_VERY_HIGH)	1294	const_iv (PRIORITY_VERY_HIGH)
		1295	#endif
		1296	#if DB_VERSION_MINOR >= 7
		1297	const_iv (LOG_DIRECT)
		1298	const_iv (LOG_DSYNC)
		1299	const_iv (LOG_AUTO_REMOVE)
		1300	const_iv (LOG_IN_MEMORY)
		1301	const_iv (LOG_ZERO)
		1302	#else
		1303	const_iv (DIRECT_LOG)
		1304	const_iv (LOG_AUTOREMOVE)
		1305	# if DB_VERSION_MINOR >= 3
		1306	const_iv (DSYNC_LOG)
		1307	const_iv (LOG_INMEMORY)
1129	# endif	1308	# endif
1130	#endif	1309	#endif
1131	};	1310	};
1132		1311
1133	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1312	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1134	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1313	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1135		1314
1136	newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));	1315	{
		1316	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1317	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1318
		1319	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1320	}
		1321
1137	newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1322	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1138		1323
1139	create_respipe ();	1324	create_respipe ();
1140		1325
1141	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1326	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1142	#ifdef _WIN32	1327	patch_errno ();
1143	X_MUTEX_CHECK (wrklock);
1144	X_MUTEX_CHECK (reslock);
1145	X_MUTEX_CHECK (reqlock);
1146
1147	X_COND_CHECK (reqwait);
1148	#endif
1149	}	1328	}
1150		1329
1151	void	1330	void
1152	max_poll_reqs (int nreqs)	1331	max_poll_reqs (int nreqs)
1153	PROTOTYPE: $	1332	PROTOTYPE: $
…		…
1293	CODE:	1472	CODE:
1294	RETVAL = db_strerror (errorno);	1473	RETVAL = db_strerror (errorno);
1295	OUTPUT:	1474	OUTPUT:
1296	RETVAL	1475	RETVAL
1297		1476
		1477	void _on_next_submit (SV *cb)
		1478	CODE:
		1479	SvREFCNT_dec (on_next_submit);
		1480	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
		1481
1298	DB_ENV *	1482	DB_ENV *
1299	db_env_create (U32 env_flags = 0)	1483	db_env_create (U32 env_flags = 0)
1300	CODE:	1484	CODE:
1301	{	1485	{
1302	errno = db_env_create (&RETVAL, env_flags);	1486	errno = db_env_create (&RETVAL, env_flags);
…		…
1311	}	1495	}
1312	OUTPUT:	1496	OUTPUT:
1313	RETVAL	1497	RETVAL
1314		1498
1315	void	1499	void
1316	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)	1500	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
		1501	PREINIT:
		1502	CALLBACK
1317	CODE:	1503	CODE:
1318	{	1504	{
1319	dREQ (REQ_ENV_OPEN);	1505	dREQ (REQ_ENV_OPEN);
1320
1321	env->set_thread_count (env, wanted + 2);
1322
1323	req->env = env;	1506	req->env = env;
1324	req->uint1 = open_flags | DB_THREAD;	1507	req->uint1 = open_flags | DB_THREAD;
1325	req->int1 = mode;	1508	req->int1 = mode;
1326	req->buf1 = strdup_ornull (db_home);	1509	req->buf1 = strdup_ornull (db_home);
1327	REQ_SEND;	1510	REQ_SEND;
1328	}	1511	}
1329		1512
1330	void	1513	void
1331	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef)	1514	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
		1515	PREINIT:
		1516	CALLBACK
1332	CODE:	1517	CODE:
1333	{	1518	{
1334	dREQ (REQ_ENV_CLOSE);	1519	dREQ (REQ_ENV_CLOSE);
1335	req->env = env;	1520	req->env = env;
1336	req->uint1 = flags;	1521	req->uint1 = flags;
1337	REQ_SEND;	1522	REQ_SEND;
1338	ptr_nuke (ST (0));	1523	ptr_nuke (ST (0));
1339	}	1524	}
1340		1525
1341	void	1526	void
1342	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1527	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
		1528	PREINIT:
		1529	CALLBACK
1343	CODE:	1530	CODE:
1344	{	1531	{
1345	dREQ (REQ_ENV_TXN_CHECKPOINT);	1532	dREQ (REQ_ENV_TXN_CHECKPOINT);
1346	req->env = env;	1533	req->env = env;
1347	req->uint1 = kbyte;	1534	req->uint1 = kbyte;
…		…
1349	req->uint2 = flags;	1536	req->uint2 = flags;
1350	REQ_SEND;	1537	REQ_SEND;
1351	}	1538	}
1352		1539
1353	void	1540	void
1354	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef)	1541	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
		1542	PREINIT:
		1543	CALLBACK
1355	CODE:	1544	CODE:
1356	{	1545	{
1357	dREQ (REQ_ENV_LOCK_DETECT);	1546	dREQ (REQ_ENV_LOCK_DETECT);
1358	req->env = env;	1547	req->env = env;
1359	req->uint1 = flags;	1548	req->uint1 = flags;
1360	req->uint2 = atype;	1549	req->uint2 = atype;
		1550	/* req->int2 = 0; dummy */
1361	REQ_SEND;	1551	REQ_SEND;
1362	}	1552	}
1363		1553
1364	void	1554	void
1365	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)	1555	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
		1556	PREINIT:
		1557	CALLBACK
1366	CODE:	1558	CODE:
1367	{	1559	{
1368	dREQ (REQ_ENV_MEMP_SYNC);	1560	dREQ (REQ_ENV_MEMP_SYNC);
1369	req->env = env;	1561	req->env = env;
1370	REQ_SEND;	1562	REQ_SEND;
1371	}	1563	}
1372		1564
1373	void	1565	void
1374	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)	1566	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
		1567	PREINIT:
		1568	CALLBACK
1375	CODE:	1569	CODE:
1376	{	1570	{
1377	dREQ (REQ_ENV_MEMP_TRICKLE);	1571	dREQ (REQ_ENV_MEMP_TRICKLE);
1378	req->env = env;	1572	req->env = env;
1379	req->int1 = percent;	1573	req->int1 = percent;
1380	REQ_SEND;	1574	REQ_SEND;
1381	}	1575	}
1382		1576
		1577	void
		1578	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1579	PREINIT:
		1580	CALLBACK
		1581	CODE:
		1582	{
		1583	dREQ (REQ_ENV_DBREMOVE);
		1584	req->env = env;
		1585	req->buf1 = strdup_ornull (file);
		1586	req->buf2 = strdup_ornull (database);
		1587	req->uint1 = flags;
		1588	REQ_SEND;
		1589	}
		1590
		1591	void
		1592	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)
		1593	PREINIT:
		1594	CALLBACK
		1595	CODE:
		1596	{
		1597	dREQ (REQ_ENV_DBRENAME);
		1598	req->env = env;
		1599	req->buf1 = strdup_ornull (file);
		1600	req->buf2 = strdup_ornull (database);
		1601	req->buf3 = strdup_ornull (newname);
		1602	req->uint1 = flags;
		1603	REQ_SEND;
		1604	}
1383		1605
1384	DB *	1606	DB *
1385	db_create (DB_ENV *env = 0, U32 flags = 0)	1607	db_create (DB_ENV *env = 0, U32 flags = 0)
1386	CODE:	1608	CODE:
1387	{	1609	{
…		…
1394	}	1616	}
1395	OUTPUT:	1617	OUTPUT:
1396	RETVAL	1618	RETVAL
1397		1619
1398	void	1620	void
1399	db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1621	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1622	PREINIT:
		1623	CALLBACK
1400	CODE:	1624	CODE:
1401	{	1625	{
1402	dREQ (REQ_DB_OPEN);	1626	dREQ (REQ_DB_OPEN);
1403	req->db = db;	1627	req->db = db;
1404	req->txn = txnid;	1628	req->txn = txnid;
…		…
1409	req->int2 = mode;	1633	req->int2 = mode;
1410	REQ_SEND;	1634	REQ_SEND;
1411	}	1635	}
1412		1636
1413	void	1637	void
1414	db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1638	db_close (DB *db, U32 flags = 0, SV *callback = 0)
		1639	PREINIT:
		1640	CALLBACK
1415	CODE:	1641	CODE:
1416	{	1642	{
1417	dREQ (REQ_DB_CLOSE);	1643	dREQ (REQ_DB_CLOSE);
1418	req->db = db;	1644	req->db = db;
1419	req->uint1 = flags;	1645	req->uint1 = flags;
1420	req->sv1 = (SV *)db->app_private;	1646	req->sv1 = (SV *)db->app_private;
1421	REQ_SEND;	1647	REQ_SEND;
1422	ptr_nuke (ST (0));	1648	ptr_nuke (ST (0));
1423	}	1649	}
1424		1650
		1651	#if DB_VERSION_MINOR >= 4
		1652
1425	void	1653	void
1426	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)	1654	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)
		1655	PREINIT:
		1656	CALLBACK
1427	CODE:	1657	CODE:
1428	{	1658	{
1429	dREQ (REQ_DB_COMPACT);	1659	dREQ (REQ_DB_COMPACT);
1430	req->db = db;	1660	req->db = db;
1431	req->txn = txn;	1661	req->txn = txn;
…		…
1433	sv_to_dbt (&req->dbt2, stop);	1663	sv_to_dbt (&req->dbt2, stop);
1434	req->uint1 = flags;	1664	req->uint1 = flags;
1435	REQ_SEND;	1665	REQ_SEND;
1436	}	1666	}
1437		1667
		1668	#endif
		1669
1438	void	1670	void
1439	db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1671	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
		1672	PREINIT:
		1673	CALLBACK
1440	CODE:	1674	CODE:
1441	{	1675	{
1442	dREQ (REQ_DB_SYNC);	1676	dREQ (REQ_DB_SYNC);
1443	req->db = db;	1677	req->db = db;
1444	req->uint1 = flags;	1678	req->uint1 = flags;
1445	REQ_SEND;	1679	REQ_SEND;
1446	}	1680	}
1447		1681
1448	void	1682	void
		1683	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
		1684	PREINIT:
		1685	CALLBACK
		1686	CODE:
		1687	{
		1688	dREQ (REQ_DB_SYNC);
		1689	req->db = db;
		1690	req->buf1 = strdup (file);
		1691	req->uint1 = flags;
		1692	REQ_SEND;
		1693	}
		1694
		1695	void
1449	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1696	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)
		1697	PREINIT:
		1698	CALLBACK
1450	CODE:	1699	CODE:
1451	{	1700	{
1452	dREQ (REQ_DB_KEY_RANGE);	1701	dREQ (REQ_DB_KEY_RANGE);
1453	req->db = db;	1702	req->db = db;
1454	req->txn = txn;	1703	req->txn = txn;
…		…
1457	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1706	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1458	REQ_SEND;	1707	REQ_SEND;
1459	}	1708	}
1460		1709
1461	void	1710	void
1462	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1711	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1712	PREINIT:
		1713	CALLBACK
1463	CODE:	1714	CODE:
1464	{	1715	{
1465	dREQ (REQ_DB_PUT);	1716	dREQ (REQ_DB_PUT);
1466	req->db = db;	1717	req->db = db;
1467	req->txn = txn;	1718	req->txn = txn;
…		…
1469	sv_to_dbt (&req->dbt2, data);	1720	sv_to_dbt (&req->dbt2, data);
1470	req->uint1 = flags;	1721	req->uint1 = flags;
1471	REQ_SEND;	1722	REQ_SEND;
1472	}	1723	}
1473		1724
		1725	#if DB_VERSION_MINOR >= 6
		1726
1474	void	1727	void
		1728	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1729	PREINIT:
		1730	CALLBACK
		1731	CODE:
		1732	{
		1733	dREQ (REQ_DB_EXISTS);
		1734	req->db = db;
		1735	req->txn = txn;
		1736	req->uint1 = flags;
		1737	sv_to_dbt (&req->dbt1, key);
		1738	REQ_SEND;
		1739	}
		1740
		1741	#endif
		1742
		1743	void
1475	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1744	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1745	PREINIT:
		1746	CALLBACK
1476	CODE:	1747	CODE:
		1748	if (SvREADONLY (data))
		1749	croak ("can't modify read-only data scalar in db_get");
1477	{	1750	{
1478	dREQ (REQ_DB_GET);	1751	dREQ (REQ_DB_GET);
1479	req->db = db;	1752	req->db = db;
1480	req->txn = txn;	1753	req->txn = txn;
1481	req->uint1 = flags;	1754	req->uint1 = flags;
…		…
1484	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1757	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1485	REQ_SEND;	1758	REQ_SEND;
1486	}	1759	}
1487		1760
1488	void	1761	void
1489	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1762	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1763	PREINIT:
		1764	CALLBACK
1490	CODE:	1765	CODE:
		1766	if (SvREADONLY (data))
		1767	croak ("can't modify read-only data scalar in db_pget");
1491	{	1768	{
1492	dREQ (REQ_DB_PGET);	1769	dREQ (REQ_DB_PGET);
1493	req->db = db;	1770	req->db = db;
1494	req->txn = txn;	1771	req->txn = txn;
1495	req->uint1 = flags;	1772	req->uint1 = flags;
…		…
1499	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1776	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1500	REQ_SEND;	1777	REQ_SEND;
1501	}	1778	}
1502		1779
1503	void	1780	void
1504	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1781	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1782	PREINIT:
		1783	CALLBACK
1505	CODE:	1784	CODE:
1506	{	1785	{
1507	dREQ (REQ_DB_DEL);	1786	dREQ (REQ_DB_DEL);
1508	req->db = db;	1787	req->db = db;
1509	req->txn = txn;	1788	req->txn = txn;
…		…
1511	sv_to_dbt (&req->dbt1, key);	1790	sv_to_dbt (&req->dbt1, key);
1512	REQ_SEND;	1791	REQ_SEND;
1513	}	1792	}
1514		1793
1515	void	1794	void
1516	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)	1795	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1796	PREINIT:
		1797	CALLBACK
1517	CODE:	1798	CODE:
1518	{	1799	{
1519	dREQ (REQ_TXN_COMMIT);	1800	dREQ (REQ_TXN_COMMIT);
1520	req->txn = txn;	1801	req->txn = txn;
1521	req->uint1 = flags;	1802	req->uint1 = flags;
1522	REQ_SEND;	1803	REQ_SEND;
1523	ptr_nuke (ST (0));	1804	ptr_nuke (ST (0));
1524	}	1805	}
1525		1806
1526	void	1807	void
1527	db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)	1808	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1809	PREINIT:
		1810	CALLBACK
1528	CODE:	1811	CODE:
1529	{	1812	{
1530	dREQ (REQ_TXN_ABORT);	1813	dREQ (REQ_TXN_ABORT);
1531	req->txn = txn;	1814	req->txn = txn;
1532	REQ_SEND;	1815	REQ_SEND;
1533	ptr_nuke (ST (0));	1816	ptr_nuke (ST (0));
1534	}	1817	}
1535		1818
1536	void	1819	void
1537	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)	1820	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1821	PREINIT:
		1822	CALLBACK
1538	CODE:	1823	CODE:
1539	{	1824	{
1540	dREQ (REQ_TXN_FINISH);	1825	dREQ (REQ_TXN_FINISH);
1541	req->txn = txn;	1826	req->txn = txn;
1542	req->uint1 = flags;	1827	req->uint1 = flags;
1543	REQ_SEND;	1828	REQ_SEND;
1544	ptr_nuke (ST (0));	1829	ptr_nuke (ST (0));
1545	}	1830	}
1546		1831
1547	void	1832	void
1548	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)	1833	db_c_close (DBC *dbc, SV *callback = 0)
		1834	PREINIT:
		1835	CALLBACK
1549	CODE:	1836	CODE:
1550	{	1837	{
1551	dREQ (REQ_C_CLOSE);	1838	dREQ (REQ_C_CLOSE);
1552	req->dbc = dbc;	1839	req->dbc = dbc;
1553	REQ_SEND;	1840	REQ_SEND;
1554	ptr_nuke (ST (0));	1841	ptr_nuke (ST (0));
1555	}	1842	}
1556		1843
1557	void	1844	void
1558	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)	1845	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
		1846	PREINIT:
		1847	CALLBACK
1559	CODE:	1848	CODE:
1560	{	1849	{
1561	dREQ (REQ_C_COUNT);	1850	dREQ (REQ_C_COUNT);
1562	req->dbc = dbc;	1851	req->dbc = dbc;
1563	req->sv1 = SvREFCNT_inc (count);	1852	req->sv1 = SvREFCNT_inc (count);
1564	REQ_SEND;	1853	REQ_SEND;
1565	}	1854	}
1566		1855
1567	void	1856	void
1568	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1857	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1858	PREINIT:
		1859	CALLBACK
1569	CODE:	1860	CODE:
1570	{	1861	{
1571	dREQ (REQ_C_PUT);	1862	dREQ (REQ_C_PUT);
1572	req->dbc = dbc;	1863	req->dbc = dbc;
1573	sv_to_dbt (&req->dbt1, key);	1864	sv_to_dbt (&req->dbt1, key);
…		…
1575	req->uint1 = flags;	1866	req->uint1 = flags;
1576	REQ_SEND;	1867	REQ_SEND;
1577	}	1868	}
1578		1869
1579	void	1870	void
1580	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1871	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1872	PREINIT:
		1873	CALLBACK
1581	CODE:	1874	CODE:
1582	{	1875	{
1583	dREQ (REQ_C_GET);	1876	dREQ (REQ_C_GET);
1584	req->dbc = dbc;	1877	req->dbc = dbc;
1585	req->uint1 = flags;	1878	req->uint1 = flags;
…		…
1600	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1893	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1601	REQ_SEND;	1894	REQ_SEND;
1602	}	1895	}
1603		1896
1604	void	1897	void
1605	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1898	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1899	PREINIT:
		1900	CALLBACK
1606	CODE:	1901	CODE:
1607	{	1902	{
1608	dREQ (REQ_C_PGET);	1903	dREQ (REQ_C_PGET);
1609	req->dbc = dbc;	1904	req->dbc = dbc;
1610	req->uint1 = flags;	1905	req->uint1 = flags;
…		…
1628	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1923	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1629	REQ_SEND;	1924	REQ_SEND;
1630	}	1925	}
1631		1926
1632	void	1927	void
1633	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)	1928	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		1929	PREINIT:
		1930	CALLBACK
1634	CODE:	1931	CODE:
1635	{	1932	{
1636	dREQ (REQ_C_DEL);	1933	dREQ (REQ_C_DEL);
1637	req->dbc = dbc;	1934	req->dbc = dbc;
1638	req->uint1 = flags;	1935	req->uint1 = flags;
1639	REQ_SEND;	1936	REQ_SEND;
1640	}	1937	}
1641		1938
1642		1939
		1940	#if DB_VERSION_MINOR >= 3
		1941
1643	void	1942	void
1644	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1943	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
		1944	PREINIT:
		1945	CALLBACK
1645	CODE:	1946	CODE:
1646	{	1947	{
1647	dREQ (REQ_SEQ_OPEN);	1948	dREQ (REQ_SEQ_OPEN);
1648	req->seq = seq;	1949	req->seq = seq;
1649	req->txn = txnid;	1950	req->txn = txnid;
…		…
1651	sv_to_dbt (&req->dbt1, key);	1952	sv_to_dbt (&req->dbt1, key);
1652	REQ_SEND;	1953	REQ_SEND;
1653	}	1954	}
1654		1955
1655	void	1956	void
1656	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)	1957	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
		1958	PREINIT:
		1959	CALLBACK
1657	CODE:	1960	CODE:
1658	{	1961	{
1659	dREQ (REQ_SEQ_CLOSE);	1962	dREQ (REQ_SEQ_CLOSE);
1660	req->seq = seq;	1963	req->seq = seq;
1661	req->uint1 = flags;	1964	req->uint1 = flags;
1662	REQ_SEND;	1965	REQ_SEND;
1663	ptr_nuke (ST (0));	1966	ptr_nuke (ST (0));
1664	}	1967	}
1665		1968
1666	void	1969	void
1667	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)	1970	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
		1971	PREINIT:
		1972	CALLBACK
1668	CODE:	1973	CODE:
1669	{	1974	{
1670	dREQ (REQ_SEQ_GET);	1975	dREQ (REQ_SEQ_GET);
1671	req->seq = seq;	1976	req->seq = seq;
1672	req->txn = txnid;	1977	req->txn = txnid;
…		…
1675	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	1980	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1676	REQ_SEND;	1981	REQ_SEND;
1677	}	1982	}
1678		1983
1679	void	1984	void
1680	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1985	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
		1986	PREINIT:
		1987	CALLBACK
1681	CODE:	1988	CODE:
1682	{	1989	{
1683	dREQ (REQ_SEQ_REMOVE);	1990	dREQ (REQ_SEQ_REMOVE);
1684	req->seq = seq;	1991	req->seq = seq;
1685	req->txn = txnid;	1992	req->txn = txnid;
1686	req->uint1 = flags;	1993	req->uint1 = flags;
1687	REQ_SEND;	1994	REQ_SEND;
1688	}	1995	}
1689		1996
		1997	#endif
		1998
1690		1999
1691	MODULE = BDB PACKAGE = BDB::Env	2000	MODULE = BDB PACKAGE = BDB::Env
1692		2001
1693	void	2002	void
1694	DESTROY (DB_ENV_ornull *env)	2003	DESTROY (DB_ENV_ornuked *env)
1695	CODE:	2004	CODE:
1696	if (env)	2005	if (env)
1697	env->close (env, 0);	2006	env->close (env, 0);
1698		2007
1699	int set_data_dir (DB_ENV *env, const char *dir)	2008	int set_data_dir (DB_ENV *env, const char *dir)
…		…
1724	CODE:	2033	CODE:
1725	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2034	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1726	OUTPUT:	2035	OUTPUT:
1727	RETVAL	2036	RETVAL
1728		2037
1729	int set_flags (DB_ENV *env, U32 flags, int onoff)	2038	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1730	CODE:	2039	CODE:
1731	RETVAL = env->set_flags (env, flags, onoff);	2040	RETVAL = env->set_flags (env, flags, onoff);
1732	OUTPUT:	2041	OUTPUT:
1733	RETVAL	2042	RETVAL
1734		2043
		2044	#if DB_VERSION_MINOR >= 7
		2045
		2046	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
		2047	CODE:
		2048	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2049	OUTPUT:
		2050	RETVAL
		2051
		2052	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2053	CODE:
		2054	RETVAL = env->log_set_config (env, flags, onoff);
		2055	OUTPUT:
		2056	RETVAL
		2057
		2058	#endif
		2059
		2060
1735	void set_errfile (DB_ENV *env, FILE *errfile = 0)	2061	void set_errfile (DB_ENV *env, FILE *errfile = 0)
1736	CODE:	2062	CODE:
1737	env->set_errfile (env, errfile);	2063	env->set_errfile (env, errfile);
1738		2064
1739	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)	2065	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
1740	CODE:	2066	CODE:
1741	env->set_msgfile (env, msgfile);	2067	env->set_msgfile (env, msgfile);
1742		2068
1743	int set_verbose (DB_ENV *env, U32 which, int onoff = 1)	2069	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1744	CODE:	2070	CODE:
1745	RETVAL = env->set_verbose (env, which, onoff);	2071	RETVAL = env->set_verbose (env, which, onoff);
1746	OUTPUT:	2072	OUTPUT:
1747	RETVAL	2073	RETVAL
1748		2074
…		…
1809	int set_lg_max (DB_ENV *env, U32 max)	2135	int set_lg_max (DB_ENV *env, U32 max)
1810	CODE:	2136	CODE:
1811	RETVAL = env->set_lg_max (env, max);	2137	RETVAL = env->set_lg_max (env, max);
1812	OUTPUT:	2138	OUTPUT:
1813	RETVAL	2139	RETVAL
		2140
		2141	#if DB_VERSION_MINOR >= 4
		2142
		2143	int mutex_set_max (DB_ENV *env, U32 max)
		2144	CODE:
		2145	RETVAL = env->mutex_set_max (env, max);
		2146	OUTPUT:
		2147	RETVAL
		2148
		2149	int mutex_set_increment (DB_ENV *env, U32 increment)
		2150	CODE:
		2151	RETVAL = env->mutex_set_increment (env, increment);
		2152	OUTPUT:
		2153	RETVAL
		2154
		2155	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2156	CODE:
		2157	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2158	OUTPUT:
		2159	RETVAL
		2160
		2161	int mutex_set_align (DB_ENV *env, U32 align)
		2162	CODE:
		2163	RETVAL = env->mutex_set_align (env, align);
		2164	OUTPUT:
		2165	RETVAL
		2166
		2167	#endif
1814		2168
1815	DB_TXN *	2169	DB_TXN *
1816	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)	2170	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1817	CODE:	2171	CODE:
1818	errno = env->txn_begin (env, parent, &RETVAL, flags);	2172	errno = env->txn_begin (env, parent, &RETVAL, flags);
1819	if (errno)	2173	if (errno)
1820	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2174	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1821	OUTPUT:	2175	OUTPUT:
1822	RETVAL	2176	RETVAL
1823		2177
		2178	#if DB_VERSION_MINOR >= 5
		2179
		2180	DB_TXN *
		2181	cdsgroup_begin (DB_ENV *env)
		2182	CODE:
		2183	errno = env->cdsgroup_begin (env, &RETVAL);
		2184	if (errno)
		2185	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2186	OUTPUT:
		2187	RETVAL
		2188
		2189	#endif
		2190
1824	MODULE = BDB PACKAGE = BDB::Db	2191	MODULE = BDB PACKAGE = BDB::Db
1825		2192
1826	void	2193	void
1827	DESTROY (DB_ornull *db)	2194	DESTROY (DB_ornuked *db)
1828	CODE:	2195	CODE:
1829	if (db)	2196	if (db)
1830	{	2197	{
1831	SV *env = (SV *)db->app_private;	2198	SV *env = (SV *)db->app_private;
1832	db->close (db, 0);	2199	db->close (db, 0);
…		…
1912	if (errno)	2279	if (errno)
1913	croak ("DB->cursor: %s", db_strerror (errno));	2280	croak ("DB->cursor: %s", db_strerror (errno));
1914	OUTPUT:	2281	OUTPUT:
1915	RETVAL	2282	RETVAL
1916		2283
		2284	#if DB_VERSION_MINOR >= 3
		2285
1917	DB_SEQUENCE *	2286	DB_SEQUENCE *
1918	sequence (DB *db, U32 flags = 0)	2287	sequence (DB *db, U32 flags = 0)
1919	CODE:	2288	CODE:
1920	{	2289	{
1921	errno = db_sequence_create (&RETVAL, db, flags);	2290	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1923	croak ("db_sequence_create: %s", db_strerror (errno));	2292	croak ("db_sequence_create: %s", db_strerror (errno));
1924	}	2293	}
1925	OUTPUT:	2294	OUTPUT:
1926	RETVAL	2295	RETVAL
1927		2296
		2297	#endif
		2298
1928		2299
1929	MODULE = BDB PACKAGE = BDB::Txn	2300	MODULE = BDB PACKAGE = BDB::Txn
1930		2301
1931	void	2302	void
1932	DESTROY (DB_TXN_ornull *txn)	2303	DESTROY (DB_TXN_ornuked *txn)
1933	CODE:	2304	CODE:
1934	if (txn)	2305	if (txn)
1935	txn->abort (txn);	2306	txn->abort (txn);
1936		2307
1937	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)	2308	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
…		…
1948		2319
1949		2320
1950	MODULE = BDB PACKAGE = BDB::Cursor	2321	MODULE = BDB PACKAGE = BDB::Cursor
1951		2322
1952	void	2323	void
1953	DESTROY (DBC_ornull *dbc)	2324	DESTROY (DBC_ornuked *dbc)
1954	CODE:	2325	CODE:
1955	if (dbc)	2326	if (dbc)
1956	dbc->c_close (dbc);	2327	dbc->c_close (dbc);
1957		2328
		2329	#if DB_VERSION_MINOR >= 6
		2330
		2331	int set_priority (DBC *dbc, int priority)
		2332	CODE:
		2333	dbc->set_priority (dbc, priority);
		2334
		2335	#endif
		2336
		2337	#if DB_VERSION_MINOR >= 3
		2338
1958	MODULE = BDB PACKAGE = BDB::Sequence	2339	MODULE = BDB PACKAGE = BDB::Sequence
1959		2340
1960	void	2341	void
1961	DESTROY (DB_SEQUENCE_ornull *seq)	2342	DESTROY (DB_SEQUENCE_ornuked *seq)
1962	CODE:	2343	CODE:
1963	if (seq)	2344	if (seq)
1964	seq->close (seq, 0);	2345	seq->close (seq, 0);
1965		2346
1966	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2347	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1985	CODE:	2366	CODE:
1986	RETVAL = seq->set_range (seq, min, max);	2367	RETVAL = seq->set_range (seq, min, max);
1987	OUTPUT:	2368	OUTPUT:
1988	RETVAL	2369	RETVAL
1989		2370
		2371	#endif
		2372
		2373

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