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Comparing BDB/BDB.xs (file contents):
Revision 1.15 by root, Mon Aug 13 11:16:22 2007 UTC vs.
Revision 1.48 by root, Tue Jul 29 03:33:16 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
38		40
39	typedef DB_ENV DB_ENV_ornull;	41	typedef DB_ENV DB_ENV_ornull;
40	typedef DB_TXN DB_TXN_ornull;	42	typedef DB_TXN DB_TXN_ornull;
41	typedef DBC DBC_ornull;	43	typedef DBC DBC_ornull;
42	typedef DB DB_ornull;	44	typedef DB DB_ornull;
		45
		46	typedef DB_ENV DB_ENV_ornuked;
		47	typedef DB_TXN DB_TXN_ornuked;
		48	typedef DBC DBC_ornuked;
		49	typedef DB DB_ornuked;
		50
		51	#if DB_VERSION_MINOR >= 3
43	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	52	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		53	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		54	#endif
44		55
45	typedef SV SV8; /* byte-sv, used for argument-checking */	56	typedef SV SV8; /* byte-sv, used for argument-checking */
46	typedef char *octetstring;	57	typedef char *bdb_filename;
47		58
48	static SV *prepare_cb;	59	static SV *prepare_cb;
		60
		61	#if DB_VERSION_MINOR >= 6
		62	# define c_close close
		63	# define c_count count
		64	# define c_del del
		65	# define c_dup dup
		66	# define c_get get
		67	# define c_pget pget
		68	# define c_put put
		69	#endif
		70
		71	static char *
		72	get_bdb_filename (SV *sv)
		73	{
		74	if (!SvOK (sv))
		75	return 0;
		76
		77	#if _WIN32
		78	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		79	{
		80	STRLEN len;
		81	char *src = SvPVbyte (sv, len);
		82	SV *t1 = sv_newmortal ();
		83	SV *t2 = sv_newmortal ();
		84
		85	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		86	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		87
		88	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		89	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		90	SvPOK_only (t2);
		91	SvPVX (t2)[len] = 0;
		92	SvCUR_set (t2, len);
		93
		94	return SvPVX (t2);
		95	}
		96	#else
		97	return SvPVbyte_nolen (sv);
		98	#endif
		99	}
49		100
50	static void	101	static void
51	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)	102	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
52	{	103	{
53	printf ("err[%s]\n", msg);	104	printf ("err[%s]\n", msg);
…		…
91	}	142	}
92		143
93	enum {	144	enum {
94	REQ_QUIT,	145	REQ_QUIT,
95	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	146	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
96	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	147	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
97	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC,	148	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
98	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	149	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
99	REQ_TXN_COMMIT, REQ_TXN_ABORT,	150	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
100	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,	151	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
101	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,	152	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
102	};	153	};
103		154
104	typedef struct aio_cb	155	typedef struct bdb_cb
105	{	156	{
106	struct aio_cb *volatile next;	157	struct bdb_cb *volatile next;
107	SV *callback;	158	SV *callback;
108	int type, pri, result;	159	int type, pri, result;
109		160
110	DB_ENV *env;	161	DB_ENV *env;
111	DB *db;	162	DB *db;
…		…
113	DBC *dbc;	164	DBC *dbc;
114		165
115	UV uv1;	166	UV uv1;
116	int int1, int2;	167	int int1, int2;
117	U32 uint1, uint2;	168	U32 uint1, uint2;
118	char *buf1, *buf2;	169	char *buf1, *buf2, *buf3;
119	SV *sv1, *sv2, *sv3;	170	SV *sv1, *sv2, *sv3;
120		171
121	DBT dbt1, dbt2, dbt3;	172	DBT dbt1, dbt2, dbt3;
122	DB_KEY_RANGE key_range;	173	DB_KEY_RANGE key_range;
		174	#if DB_VERSION_MINOR >= 3
123	DB_SEQUENCE *seq;	175	DB_SEQUENCE *seq;
124	db_seq_t seq_t;	176	db_seq_t seq_t;
125	} aio_cb;	177	#endif
		178	} bdb_cb;
126		179
127	typedef aio_cb *aio_req;	180	typedef bdb_cb *bdb_req;
128		181
129	enum {	182	enum {
130	PRI_MIN = -4,	183	PRI_MIN = -4,
131	PRI_MAX = 4,	184	PRI_MAX = 4,
132		185
…		…
135	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	188	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
136	};	189	};
137		190
138	#define AIO_TICKS ((1000000 + 1023) >> 10)	191	#define AIO_TICKS ((1000000 + 1023) >> 10)
139		192
		193	static SV *on_next_submit;
		194
140	static unsigned int max_poll_time = 0;	195	static unsigned int max_poll_time = 0;
141	static unsigned int max_poll_reqs = 0;	196	static unsigned int max_poll_reqs = 0;
142		197
143	/* calculcate time difference in ~1/AIO_TICKS of a second */	198	/* calculcate time difference in ~1/AIO_TICKS of a second */
144	static int tvdiff (struct timeval *tv1, struct timeval *tv2)	199	static int tvdiff (struct timeval *tv1, struct timeval *tv2)
…		…
159	struct worker *prev, *next;	214	struct worker *prev, *next;
160		215
161	thread_t tid;	216	thread_t tid;
162		217
163	/* locked by reslock, reqlock or wrklock */	218	/* locked by reslock, reqlock or wrklock */
164	aio_req req; /* currently processed request */	219	bdb_req req; /* currently processed request */
165	void *dbuf;	220	void *dbuf;
166	DIR *dirp;	221	DIR *dirp;
167	} worker;	222	} worker;
168		223
169	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	224	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
181	}	236	}
182		237
183	static volatile unsigned int nreqs, nready, npending;	238	static volatile unsigned int nreqs, nready, npending;
184	static volatile unsigned int max_idle = 4;	239	static volatile unsigned int max_idle = 4;
185	static volatile unsigned int max_outstanding = 0xffffffff;	240	static volatile unsigned int max_outstanding = 0xffffffff;
186	static int respipe [2], respipe_osf [2];	241	static int respipe_osf [2], respipe [2] = { -1, -1 };
187		242
188	static mutex_t reslock = X_MUTEX_INIT;	243	static mutex_t reslock = X_MUTEX_INIT;
189	static mutex_t reqlock = X_MUTEX_INIT;	244	static mutex_t reqlock = X_MUTEX_INIT;
190	static cond_t reqwait = X_COND_INIT;	245	static cond_t reqwait = X_COND_INIT;
191		246
192	#if WORDACCESS_UNSAFE	247	#if WORDACCESS_UNSAFE
193		248
194	static unsigned int get_nready ()	249	static unsigned int get_nready (void)
195	{	250	{
196	unsigned int retval;	251	unsigned int retval;
197		252
198	X_LOCK (reqlock);	253	X_LOCK (reqlock);
199	retval = nready;	254	retval = nready;
200	X_UNLOCK (reqlock);	255	X_UNLOCK (reqlock);
201		256
202	return retval;	257	return retval;
203	}	258	}
204		259
205	static unsigned int get_npending ()	260	static unsigned int get_npending (void)
206	{	261	{
207	unsigned int retval;	262	unsigned int retval;
208		263
209	X_LOCK (reslock);	264	X_LOCK (reslock);
210	retval = npending;	265	retval = npending;
211	X_UNLOCK (reslock);	266	X_UNLOCK (reslock);
212		267
213	return retval;	268	return retval;
214	}	269	}
215		270
216	static unsigned int get_nthreads ()	271	static unsigned int get_nthreads (void)
217	{	272	{
218	unsigned int retval;	273	unsigned int retval;
219		274
220	X_LOCK (wrklock);	275	X_LOCK (wrklock);
221	retval = started;	276	retval = started;
…		…
236	* a somewhat faster data structure might be nice, but	291	* a somewhat faster data structure might be nice, but
237	* with 8 priorities this actually needs <20 insns	292	* with 8 priorities this actually needs <20 insns
238	* per shift, the most expensive operation.	293	* per shift, the most expensive operation.
239	*/	294	*/
240	typedef struct {	295	typedef struct {
241	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	296	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
242	int size;	297	int size;
243	} reqq;	298	} reqq;
244		299
245	static reqq req_queue;	300	static reqq req_queue;
246	static reqq res_queue;	301	static reqq res_queue;
247		302
248	int reqq_push (reqq *q, aio_req req)	303	int reqq_push (reqq *q, bdb_req req)
249	{	304	{
250	int pri = req->pri;	305	int pri = req->pri;
251	req->next = 0;	306	req->next = 0;
252		307
253	if (q->qe[pri])	308	if (q->qe[pri])
…		…
259	q->qe[pri] = q->qs[pri] = req;	314	q->qe[pri] = q->qs[pri] = req;
260		315
261	return q->size++;	316	return q->size++;
262	}	317	}
263		318
264	aio_req reqq_shift (reqq *q)	319	bdb_req reqq_shift (reqq *q)
265	{	320	{
266	int pri;	321	int pri;
267		322
268	if (!q->size)	323	if (!q->size)
269	return 0;	324	return 0;
270		325
271	--q->size;	326	--q->size;
272		327
273	for (pri = NUM_PRI; pri--; )	328	for (pri = NUM_PRI; pri--; )
274	{	329	{
275	aio_req req = q->qs[pri];	330	bdb_req req = q->qs[pri];
276		331
277	if (req)	332	if (req)
278	{	333	{
279	if (!(q->qs[pri] = req->next))	334	if (!(q->qs[pri] = req->next))
280	q->qe[pri] = 0;	335	q->qe[pri] = 0;
…		…
284	}	339	}
285		340
286	abort ();	341	abort ();
287	}	342	}
288		343
289	static int poll_cb ();	344	static int poll_cb (void);
290	static void req_free (aio_req req);	345	static void req_free (bdb_req req);
291	static void req_cancel (aio_req req);	346	static void req_cancel (bdb_req req);
292		347
293	static int req_invoke (aio_req req)	348	static int req_invoke (bdb_req req)
294	{	349	{
295	dSP;	350	dSP;
296		351
297	if (SvOK (req->callback))	352	if (req->callback)
298	{	353	{
299	ENTER;	354	ENTER;
300	SAVETMPS;	355	SAVETMPS;
301	PUSHMARK (SP);	356	PUSHMARK (SP);
302		357
…		…
316	dbt_to_sv (req->sv1, &req->dbt1);	371	dbt_to_sv (req->sv1, &req->dbt1);
317	dbt_to_sv (req->sv2, &req->dbt2);	372	dbt_to_sv (req->sv2, &req->dbt2);
318	dbt_to_sv (req->sv3, &req->dbt3);	373	dbt_to_sv (req->sv3, &req->dbt3);
319	break;	374	break;
320		375
		376	case REQ_DB_PUT:
		377	case REQ_C_PUT:
		378	dbt_to_sv (0, &req->dbt1);
		379	dbt_to_sv (0, &req->dbt2);
		380	break;
		381
321	case REQ_DB_KEY_RANGE:	382	case REQ_DB_KEY_RANGE:
322	{	383	{
323	AV *av = newAV ();	384	AV *av = newAV ();
324		385
325	av_push (av, newSVnv (req->key_range.less));	386	av_push (av, newSVnv (req->key_range.less));
…		…
330	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));	391	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
331	SvREFCNT_dec (req->sv1);	392	SvREFCNT_dec (req->sv1);
332	}	393	}
333	break;	394	break;
334		395
		396	#if DB_VERSION_MINOR >= 3
335	case REQ_SEQ_GET:	397	case REQ_SEQ_GET:
336	SvREADONLY_off (req->sv1);	398	SvREADONLY_off (req->sv1);
337		399
338	if (sizeof (IV) > 4)	400	if (sizeof (IV) > 4)
339	sv_setiv_mg (req->sv1, req->seq_t);	401	sv_setiv_mg (req->sv1, (IV)req->seq_t);
340	else	402	else
341	sv_setnv_mg (req->sv1, req->seq_t);	403	sv_setnv_mg (req->sv1, (NV)req->seq_t);
342		404
343	SvREFCNT_dec (req->sv1);	405	SvREFCNT_dec (req->sv1);
344	break;	406	break;
		407	#endif
345	}	408	}
346		409
347	errno = req->result;	410	errno = req->result;
348		411
349	PUTBACK;	412	PUTBACK;
…		…
355	}	418	}
356		419
357	return !SvTRUE (ERRSV);	420	return !SvTRUE (ERRSV);
358	}	421	}
359		422
360	static void req_free (aio_req req)	423	static void req_free (bdb_req req)
361	{	424	{
		425	SvREFCNT_dec (req->callback);
		426
362	free (req->buf1);	427	free (req->buf1);
363	free (req->buf2);	428	free (req->buf2);
		429	free (req->buf3);
		430
364	Safefree (req);	431	Safefree (req);
365	}	432	}
366		433
367	#ifdef USE_SOCKETS_AS_HANDLES	434	#ifdef USE_SOCKETS_AS_HANDLES
368	# define TO_SOCKET(x) (win32_get_osfhandle (x))	435	# define TO_SOCKET(x) (win32_get_osfhandle (x))
369	#else	436	#else
370	# define TO_SOCKET(x) (x)	437	# define TO_SOCKET(x) (x)
371	#endif	438	#endif
372		439
373	static void	440	static void
374	create_pipe (int fd[2])	441	create_respipe (void)
375	{	442	{
376	#ifdef _WIN32	443	#ifdef _WIN32
377	int arg = 1;	444	int arg; /* argg */
		445	#endif
		446	int old_readfd = respipe [0];
		447
		448	if (respipe [1] >= 0)
		449	respipe_close (TO_SOCKET (respipe [1]));
		450
		451	#ifdef _WIN32
378	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, fd)	452	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
379	|| ioctlsocket (TO_SOCKET (fd [0]), FIONBIO, &arg)
380	|| ioctlsocket (TO_SOCKET (fd [1]), FIONBIO, &arg))
381	#else	453	#else
382	if (pipe (fd)	454	if (pipe (respipe))
383	|| fcntl (fd [0], F_SETFL, O_NONBLOCK)
384	|| fcntl (fd [1], F_SETFL, O_NONBLOCK))
385	#endif	455	#endif
386	croak ("unable to initialize result pipe");	456	croak ("unable to initialize result pipe");
		457
		458	if (old_readfd >= 0)
		459	{
		460	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		461	croak ("unable to initialize result pipe(2)");
		462
		463	respipe_close (respipe [0]);
		464	respipe [0] = old_readfd;
		465	}
		466
		467	#ifdef _WIN32
		468	arg = 1;
		469	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		470	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		471	#else
		472	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		473	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		474	#endif
		475	croak ("unable to initialize result pipe(3)");
387		476
388	respipe_osf [0] = TO_SOCKET (respipe [0]);	477	respipe_osf [0] = TO_SOCKET (respipe [0]);
389	respipe_osf [1] = TO_SOCKET (respipe [1]);	478	respipe_osf [1] = TO_SOCKET (respipe [1]);
390	}	479	}
391		480
…		…
411	free (wrk);	500	free (wrk);
412		501
413	X_UNLOCK (wrklock);	502	X_UNLOCK (wrklock);
414	}	503	}
415		504
416	static void maybe_start_thread ()	505	static void maybe_start_thread (void)
417	{	506	{
418	if (get_nthreads () >= wanted)	507	if (get_nthreads () >= wanted)
419	return;	508	return;
420		509
421	/* todo: maybe use idle here, but might be less exact */	510	/* todo: maybe use idle here, but might be less exact */
…		…
423	return;	512	return;
424		513
425	start_thread ();	514	start_thread ();
426	}	515	}
427		516
428	static void req_send (aio_req req)	517	static void req_send (bdb_req req)
429	{	518	{
430	SV *wait_callback = 0;	519	SV *wait_callback = 0;
431		520
		521	if (on_next_submit)
		522	{
		523	dSP;
		524	SV *cb = sv_2mortal (on_next_submit);
		525
		526	on_next_submit = 0;
		527
		528	PUSHMARK (SP);
		529	PUTBACK;
		530	call_sv (cb, G_DISCARD | G_EVAL);
		531	}
		532
432	// synthesize callback if none given	533	// synthesize callback if none given
433	if (!SvOK (req->callback))	534	if (!req->callback)
434	{	535	{
435	int count;	536	int count;
436		537
437	dSP;	538	dSP;
438	PUSHMARK (SP);	539	PUSHMARK (SP);
…		…
441	SPAGAIN;	542	SPAGAIN;
442		543
443	if (count != 2)	544	if (count != 2)
444	croak ("prepare callback must return exactly two values\n");	545	croak ("prepare callback must return exactly two values\n");
445		546
446	wait_callback = SvREFCNT_inc (POPs);	547	wait_callback = POPs;
447	SvREFCNT_dec (req->callback);	548	SvREFCNT_dec (req->callback);
448	req->callback = SvREFCNT_inc (POPs);	549	req->callback = SvREFCNT_inc (POPs);
449	}	550	}
450		551
451	++nreqs;	552	++nreqs;
…		…
462	{	563	{
463	dSP;	564	dSP;
464	PUSHMARK (SP);	565	PUSHMARK (SP);
465	PUTBACK;	566	PUTBACK;
466	call_sv (wait_callback, G_DISCARD);	567	call_sv (wait_callback, G_DISCARD);
467	SvREFCNT_dec (wait_callback);
468	}	568	}
469	}	569	}
470		570
471	static void end_thread (void)	571	static void end_thread (void)
472	{	572	{
473	aio_req req;	573	bdb_req req;
474		574
475	Newz (0, req, 1, aio_cb);	575	Newz (0, req, 1, bdb_cb);
476		576
477	req->type = REQ_QUIT;	577	req->type = REQ_QUIT;
478	req->pri = PRI_MAX + PRI_BIAS;	578	req->pri = PRI_MAX + PRI_BIAS;
479		579
480	X_LOCK (reqlock);	580	X_LOCK (reqlock);
…		…
507		607
508	while (started > wanted)	608	while (started > wanted)
509	end_thread ();	609	end_thread ();
510	}	610	}
511		611
512	static void poll_wait ()	612	static void poll_wait (void)
513	{	613	{
514	fd_set rfd;	614	fd_set rfd;
515		615
516	while (nreqs)	616	while (nreqs)
517	{	617	{
…		…
530		630
531	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	631	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
532	}	632	}
533	}	633	}
534		634
535	static int poll_cb ()	635	static int poll_cb (void)
536	{	636	{
537	dSP;	637	dSP;
538	int count = 0;	638	int count = 0;
539	int maxreqs = max_poll_reqs;	639	int maxreqs = max_poll_reqs;
540	int do_croak = 0;	640	int do_croak = 0;
541	struct timeval tv_start, tv_now;	641	struct timeval tv_start, tv_now;
542	aio_req req;	642	bdb_req req;
543		643
544	if (max_poll_time)	644	if (max_poll_time)
545	gettimeofday (&tv_start, 0);	645	gettimeofday (&tv_start, 0);
546		646
547	for (;;)	647	for (;;)
…		…
608		708
609	/*****************************************************************************/	709	/*****************************************************************************/
610		710
611	X_THREAD_PROC (bdb_proc)	711	X_THREAD_PROC (bdb_proc)
612	{	712	{
613	aio_req req;	713	bdb_req req;
614	struct timespec ts;	714	struct timespec ts;
615	worker *self = (worker *)thr_arg;	715	worker *self = (worker *)thr_arg;
616		716
617	/* try to distribute timeouts somewhat evenly */	717	/* try to distribute timeouts somewhat evenly */
618	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	718	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
…		…
658	X_UNLOCK (reqlock);	758	X_UNLOCK (reqlock);
659		759
660	switch (req->type)	760	switch (req->type)
661	{	761	{
662	case REQ_QUIT:	762	case REQ_QUIT:
		763	req->result = ENOSYS;
663	goto quit;	764	goto quit;
664		765
665	case REQ_ENV_OPEN:	766	case REQ_ENV_OPEN:
666	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);	767	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
667	break;	768	break;
…		…
684		785
685	case REQ_ENV_MEMP_TRICKLE:	786	case REQ_ENV_MEMP_TRICKLE:
686	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);	787	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
687	break;	788	break;
688		789
		790	case REQ_ENV_DBREMOVE:
		791	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		792	break;
		793
		794	case REQ_ENV_DBRENAME:
		795	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		796	break;
		797
689	case REQ_DB_OPEN:	798	case REQ_DB_OPEN:
690	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	799	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
691	break;	800	break;
692		801
693	case REQ_DB_CLOSE:	802	case REQ_DB_CLOSE:
694	req->result = req->db->close (req->db, req->uint1);	803	req->result = req->db->close (req->db, req->uint1);
695	break;	804	break;
696		805
		806	#if DB_VERSION_MINOR >= 4
697	case REQ_DB_COMPACT:	807	case REQ_DB_COMPACT:
698	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);	808	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
699	break;	809	break;
		810	#endif
700		811
701	case REQ_DB_SYNC:	812	case REQ_DB_SYNC:
702	req->result = req->db->sync (req->db, req->uint1);	813	req->result = req->db->sync (req->db, req->uint1);
703	break;	814	break;
704		815
		816	case REQ_DB_UPGRADE:
		817	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		818	break;
		819
705	case REQ_DB_PUT:	820	case REQ_DB_PUT:
706	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	821	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
707	break;	822	break;
708		823
		824	#if DB_VERSION_MINOR >= 6
		825	case REQ_DB_EXISTS:
		826	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		827	break;
		828	#endif
709	case REQ_DB_GET:	829	case REQ_DB_GET:
710	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);	830	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
711	break;	831	break;
712		832
713	case REQ_DB_PGET:	833	case REQ_DB_PGET:
…		…
726	req->result = req->txn->commit (req->txn, req->uint1);	846	req->result = req->txn->commit (req->txn, req->uint1);
727	break;	847	break;
728		848
729	case REQ_TXN_ABORT:	849	case REQ_TXN_ABORT:
730	req->result = req->txn->abort (req->txn);	850	req->result = req->txn->abort (req->txn);
		851	break;
		852
		853	case REQ_TXN_FINISH:
		854	if (req->txn->flags & TXN_DEADLOCK)
		855	{
		856	req->result = req->txn->abort (req->txn);
		857	if (!req->result)
		858	req->result = DB_LOCK_DEADLOCK;
		859	}
		860	else
		861	req->result = req->txn->commit (req->txn, req->uint1);
731	break;	862	break;
732		863
733	case REQ_C_CLOSE:	864	case REQ_C_CLOSE:
734	req->result = req->dbc->c_close (req->dbc);	865	req->result = req->dbc->c_close (req->dbc);
735	break;	866	break;
…		…
756		887
757	case REQ_C_DEL:	888	case REQ_C_DEL:
758	req->result = req->dbc->c_del (req->dbc, req->uint1);	889	req->result = req->dbc->c_del (req->dbc, req->uint1);
759	break;	890	break;
760		891
		892	#if DB_VERSION_MINOR >= 3
761	case REQ_SEQ_OPEN:	893	case REQ_SEQ_OPEN:
762	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);	894	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
763	break;	895	break;
764		896
765	case REQ_SEQ_CLOSE:	897	case REQ_SEQ_CLOSE:
…		…
771	break;	903	break;
772		904
773	case REQ_SEQ_REMOVE:	905	case REQ_SEQ_REMOVE:
774	req->result = req->seq->remove (req->seq, req->txn, req->uint1);	906	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
775	break;	907	break;
		908	#endif
776		909
777	default:	910	default:
778	req->result = ENOSYS;	911	req->result = ENOSYS;
779	break;	912	break;
780	}	913	}
		914
		915	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		916	req->txn->flags |= TXN_DEADLOCK;
781		917
782	X_LOCK (reslock);	918	X_LOCK (reslock);
783		919
784	++npending;	920	++npending;
785		921
…		…
817	X_UNLOCK (wrklock);	953	X_UNLOCK (wrklock);
818	}	954	}
819		955
820	static void atfork_child (void)	956	static void atfork_child (void)
821	{	957	{
822	aio_req prv;	958	bdb_req prv;
823		959
824	while (prv = reqq_shift (&req_queue))	960	while (prv = reqq_shift (&req_queue))
825	req_free (prv);	961	req_free (prv);
826		962
827	while (prv = reqq_shift (&res_queue))	963	while (prv = reqq_shift (&res_queue))
…		…
842	idle = 0;	978	idle = 0;
843	nreqs = 0;	979	nreqs = 0;
844	nready = 0;	980	nready = 0;
845	npending = 0;	981	npending = 0;
846		982
847	respipe_close (respipe [0]);
848	respipe_close (respipe [1]);
849
850	create_pipe (respipe);	983	create_respipe ();
851		984
852	atfork_parent ();	985	atfork_parent ();
853	}	986	}
854		987
855	#define dREQ(reqtype) \	988	#define dREQ(reqtype) \
856	aio_req req; \	989	bdb_req req; \
857	int req_pri = next_pri; \	990	int req_pri = next_pri; \
858	next_pri = DEFAULT_PRI + PRI_BIAS; \	991	next_pri = DEFAULT_PRI + PRI_BIAS; \
859	\	992	\
860	if (SvOK (callback) && !SvROK (callback)) \	993	if (callback && SvOK (callback)) \
861	croak ("callback must be undef or of reference type"); \	994	croak ("callback has illegal type or extra arguments"); \
862	\	995	\
863	Newz (0, req, 1, aio_cb); \	996	Newz (0, req, 1, bdb_cb); \
864	if (!req) \	997	if (!req) \
865	croak ("out of memory during aio_req allocation"); \	998	croak ("out of memory during bdb_req allocation"); \
866	\	999	\
867	req->callback = newSVsv (callback); \	1000	req->callback = cb ? SvREFCNT_inc (cb) : 0; \
868	req->type = (reqtype); \	1001	req->type = (reqtype); \
869	req->pri = req_pri	1002	req->pri = req_pri
870		1003
871	#define REQ_SEND \	1004	#define REQ_SEND \
872	req_send (req)	1005	req_send (req)
873		1006
874	#define SvPTR(var, arg, type, class, nullok) \	1007	#define SvPTR(var, arg, type, class, nullok) \
875	if (!SvOK (arg)) \	1008	if (!SvOK (arg)) \
876	{ \	1009	{ \
877	if (!nullok) \	1010	if (nullok != 1) \
878	croak (# var " must be a " # class " object, not undef"); \	1011	croak (# var " must be a " # class " object, not undef"); \
879	\	1012	\
880	(var) = 0; \	1013	(var) = 0; \
881	} \	1014	} \
882	else if (sv_derived_from ((arg), # class)) \	1015	else if (sv_derived_from ((arg), # class)) \
883	{ \	1016	{ \
884	IV tmp = SvIV ((SV*) SvRV (arg)); \	1017	IV tmp = SvIV ((SV*) SvRV (arg)); \
885	(var) = INT2PTR (type, tmp); \	1018	(var) = INT2PTR (type, tmp); \
886	if (!var) \	1019	if (!var && nullok != 2) \
887	croak (# var " is not a valid " # class " object anymore"); \	1020	croak (# var " is not a valid " # class " object anymore"); \
888	} \	1021	} \
889	else \	1022	else \
890	croak (# var " is not of type " # class); \	1023	croak (# var " is not of type " # class);
891	\
892		1024
893	static void	1025	static void
894	ptr_nuke (SV *sv)	1026	ptr_nuke (SV *sv)
895	{	1027	{
896	assert (SvROK (sv));	1028	assert (SvROK (sv));
897	sv_setiv (SvRV (sv), 0);	1029	sv_setiv (SvRV (sv), 0);
898	}	1030	}
		1031
		1032	static int
		1033	errno_get (pTHX_ SV *sv, MAGIC *mg)
		1034	{
		1035	if (*mg->mg_ptr == '!') // should always be the case
		1036	if (-30999 <= errno && errno <= -30800)
		1037	{
		1038	sv_setnv (sv, (NV)errno);
		1039	sv_setpv (sv, db_strerror (errno));
		1040	SvNOK_on (sv); /* what a wonderful hack! */
		1041	// ^^^ copied from perl sources
		1042	return 0;
		1043	}
		1044
		1045	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1046	}
		1047
		1048	static MGVTBL vtbl_errno;
		1049
		1050	// this wonderful hack :( patches perl's $! variable to support our errno values
		1051	static void
		1052	patch_errno (void)
		1053	{
		1054	SV *sv;
		1055	MAGIC *mg;
		1056
		1057	if (!(sv = get_sv ("!", 1)))
		1058	return;
		1059
		1060	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1061	return;
		1062
		1063	if (mg->mg_virtual != &PL_vtbl_sv)
		1064	return;
		1065
		1066	vtbl_errno = PL_vtbl_sv;
		1067	vtbl_errno.svt_get = errno_get;
		1068	mg->mg_virtual = &vtbl_errno;
		1069	}
		1070
		1071	#if __GNUC__ >= 4
		1072	# define noinline __attribute__ ((noinline))
		1073	#else
		1074	# define noinline
		1075	#endif
		1076
		1077	static noinline SV *
		1078	pop_callback (I32 *ritems, SV *sv)
		1079	{
		1080	if (SvROK (sv))
		1081	{
		1082	HV *st;
		1083	GV *gvp;
		1084	CV *cv;
		1085	const char *name;
		1086
		1087	/* forgive me */
		1088	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1089	&& (st = SvSTASH (SvRV (sv)))
		1090	&& (name = HvNAME_get (st))
		1091	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1092	return 0;
		1093
		1094	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1095	{
		1096	--*ritems;
		1097	return (SV *)cv;
		1098	}
		1099	}
		1100
		1101	return 0;
		1102	}
		1103
		1104	/* stupid windoes defined CALLBACK as well */
		1105	#undef CALLBACK
		1106	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
899		1107
900	MODULE = BDB PACKAGE = BDB	1108	MODULE = BDB PACKAGE = BDB
901		1109
902	PROTOTYPES: ENABLE	1110	PROTOTYPES: ENABLE
903		1111
…		…
919	const_iv (INIT_TXN)	1127	const_iv (INIT_TXN)
920	const_iv (RECOVER)	1128	const_iv (RECOVER)
921	const_iv (INIT_TXN)	1129	const_iv (INIT_TXN)
922	const_iv (RECOVER_FATAL)	1130	const_iv (RECOVER_FATAL)
923	const_iv (CREATE)	1131	const_iv (CREATE)
		1132	const_iv (RDONLY)
924	const_iv (USE_ENVIRON)	1133	const_iv (USE_ENVIRON)
925	const_iv (USE_ENVIRON_ROOT)	1134	const_iv (USE_ENVIRON_ROOT)
926	const_iv (LOCKDOWN)	1135	const_iv (LOCKDOWN)
927	const_iv (PRIVATE)	1136	const_iv (PRIVATE)
928	const_iv (REGISTER)
929	const_iv (SYSTEM_MEM)	1137	const_iv (SYSTEM_MEM)
930	const_iv (AUTO_COMMIT)	1138	const_iv (AUTO_COMMIT)
931	const_iv (CDB_ALLDB)	1139	const_iv (CDB_ALLDB)
932	const_iv (DIRECT_DB)	1140	const_iv (DIRECT_DB)
933	const_iv (DIRECT_LOG)
934	const_iv (DSYNC_DB)
935	const_iv (DSYNC_LOG)
936	const_iv (LOG_AUTOREMOVE)
937	const_iv (LOG_INMEMORY)
938	const_iv (NOLOCKING)	1141	const_iv (NOLOCKING)
939	const_iv (NOMMAP)	1142	const_iv (NOMMAP)
940	const_iv (NOPANIC)	1143	const_iv (NOPANIC)
941	const_iv (OVERWRITE)	1144	const_iv (OVERWRITE)
942	const_iv (PANIC_ENVIRONMENT)	1145	const_iv (PANIC_ENVIRONMENT)
943	const_iv (REGION_INIT)	1146	const_iv (REGION_INIT)
944	const_iv (TIME_NOTGRANTED)	1147	const_iv (TIME_NOTGRANTED)
945	const_iv (TXN_NOSYNC)	1148	const_iv (TXN_NOSYNC)
		1149	const_iv (TXN_NOT_DURABLE)
946	const_iv (TXN_WRITE_NOSYNC)	1150	const_iv (TXN_WRITE_NOSYNC)
947	const_iv (WRITECURSOR)	1151	const_iv (WRITECURSOR)
948	const_iv (YIELDCPU)	1152	const_iv (YIELDCPU)
949	const_iv (ENCRYPT_AES)	1153	const_iv (ENCRYPT_AES)
950	const_iv (XA_CREATE)	1154	const_iv (XA_CREATE)
…		…
952	const_iv (HASH)	1156	const_iv (HASH)
953	const_iv (QUEUE)	1157	const_iv (QUEUE)
954	const_iv (RECNO)	1158	const_iv (RECNO)
955	const_iv (UNKNOWN)	1159	const_iv (UNKNOWN)
956	const_iv (EXCL)	1160	const_iv (EXCL)
957	const_iv (READ_COMMITTED)
958	const_iv (READ_UNCOMMITTED)
959	const_iv (TRUNCATE)	1161	const_iv (TRUNCATE)
960	const_iv (NOSYNC)	1162	const_iv (NOSYNC)
961	const_iv (CHKSUM)	1163	const_iv (CHKSUM)
962	const_iv (ENCRYPT)	1164	const_iv (ENCRYPT)
963	const_iv (TXN_NOT_DURABLE)
964	const_iv (DUP)	1165	const_iv (DUP)
965	const_iv (DUPSORT)	1166	const_iv (DUPSORT)
966	const_iv (RECNUM)	1167	const_iv (RECNUM)
967	const_iv (RENUMBER)	1168	const_iv (RENUMBER)
968	const_iv (REVSPLITOFF)	1169	const_iv (REVSPLITOFF)
969	const_iv (INORDER)
970	const_iv (CONSUME)	1170	const_iv (CONSUME)
971	const_iv (CONSUME_WAIT)	1171	const_iv (CONSUME_WAIT)
972	const_iv (GET_BOTH)	1172	const_iv (GET_BOTH)
973	const_iv (GET_BOTH_RANGE)	1173	const_iv (GET_BOTH_RANGE)
974	//const_iv (SET_RECNO)	1174	//const_iv (SET_RECNO)
975	//const_iv (MULTIPLE)	1175	//const_iv (MULTIPLE)
976	const_iv (SNAPSHOT)	1176	const_iv (SNAPSHOT)
977	const_iv (JOIN_ITEM)	1177	const_iv (JOIN_ITEM)
		1178	const_iv (JOIN_NOSORT)
978	const_iv (RMW)	1179	const_iv (RMW)
979		1180
980	const_iv (NOTFOUND)	1181	const_iv (NOTFOUND)
981	const_iv (KEYEMPTY)	1182	const_iv (KEYEMPTY)
982	const_iv (LOCK_DEADLOCK)	1183	const_iv (LOCK_DEADLOCK)
983	const_iv (LOCK_NOTGRANTED)	1184	const_iv (LOCK_NOTGRANTED)
984	const_iv (RUNRECOVERY)	1185	const_iv (RUNRECOVERY)
985	const_iv (OLD_VERSION)	1186	const_iv (OLD_VERSION)
986	const_iv (REP_HANDLE_DEAD)	1187	const_iv (REP_HANDLE_DEAD)
987	const_iv (REP_LOCKOUT)
988	const_iv (SECONDARY_BAD)	1188	const_iv (SECONDARY_BAD)
989
990	const_iv (FREE_SPACE)
991	const_iv (FREELIST_ONLY)
992		1189
993	const_iv (APPEND)	1190	const_iv (APPEND)
994	const_iv (NODUPDATA)	1191	const_iv (NODUPDATA)
995	const_iv (NOOVERWRITE)	1192	const_iv (NOOVERWRITE)
996		1193
…		…
998	const_iv (TXN_SYNC)	1195	const_iv (TXN_SYNC)
999		1196
1000	const_iv (SET_LOCK_TIMEOUT)	1197	const_iv (SET_LOCK_TIMEOUT)
1001	const_iv (SET_TXN_TIMEOUT)	1198	const_iv (SET_TXN_TIMEOUT)
1002		1199
1003	const_iv (JOIN_ITEM)
1004	const_iv (FIRST)	1200	const_iv (FIRST)
1005	const_iv (NEXT)	1201	const_iv (NEXT)
1006	const_iv (NEXT_DUP)	1202	const_iv (NEXT_DUP)
1007	const_iv (NEXT_NODUP)	1203	const_iv (NEXT_NODUP)
1008	const_iv (PREV)	1204	const_iv (PREV)
…		…
1020	const_iv (FORCE)	1216	const_iv (FORCE)
1021		1217
1022	const_iv (LOCK_DEFAULT)	1218	const_iv (LOCK_DEFAULT)
1023	const_iv (LOCK_EXPIRE)	1219	const_iv (LOCK_EXPIRE)
1024	const_iv (LOCK_MAXLOCKS)	1220	const_iv (LOCK_MAXLOCKS)
1025	const_iv (LOCK_MAXWRITE)
1026	const_iv (LOCK_MINLOCKS)	1221	const_iv (LOCK_MINLOCKS)
1027	const_iv (LOCK_MINWRITE)	1222	const_iv (LOCK_MINWRITE)
1028	const_iv (LOCK_OLDEST)	1223	const_iv (LOCK_OLDEST)
1029	const_iv (LOCK_RANDOM)	1224	const_iv (LOCK_RANDOM)
1030	const_iv (LOCK_YOUNGEST)	1225	const_iv (LOCK_YOUNGEST)
1031		1226
1032	const_iv (SEQ_DEC)
1033	const_iv (SEQ_INC)
1034	const_iv (SEQ_WRAP)
1035
1036	const_iv (BUFFER_SMALL)
1037	const_iv (DONOTINDEX)	1227	const_iv (DONOTINDEX)
1038	const_iv (KEYEMPTY )	1228	const_iv (KEYEMPTY )
1039	const_iv (KEYEXIST )	1229	const_iv (KEYEXIST )
1040	const_iv (LOCK_DEADLOCK)	1230	const_iv (LOCK_DEADLOCK)
1041	const_iv (LOCK_NOTGRANTED)	1231	const_iv (LOCK_NOTGRANTED)
1042	const_iv (LOG_BUFFER_FULL)
1043	const_iv (NOSERVER)	1232	const_iv (NOSERVER)
1044	const_iv (NOSERVER_HOME)	1233	const_iv (NOSERVER_HOME)
1045	const_iv (NOSERVER_ID)	1234	const_iv (NOSERVER_ID)
1046	const_iv (NOTFOUND)	1235	const_iv (NOTFOUND)
1047	const_iv (OLD_VERSION)
1048	const_iv (PAGE_NOTFOUND)	1236	const_iv (PAGE_NOTFOUND)
1049	const_iv (REP_DUPMASTER)	1237	const_iv (REP_DUPMASTER)
1050	const_iv (REP_HANDLE_DEAD)	1238	const_iv (REP_HANDLE_DEAD)
1051	const_iv (REP_HOLDELECTION)	1239	const_iv (REP_HOLDELECTION)
1052	const_iv (REP_IGNORE)
1053	const_iv (REP_ISPERM)	1240	const_iv (REP_ISPERM)
1054	const_iv (REP_JOIN_FAILURE)
1055	const_iv (REP_LOCKOUT)
1056	const_iv (REP_NEWMASTER)	1241	const_iv (REP_NEWMASTER)
1057	const_iv (REP_NEWSITE)	1242	const_iv (REP_NEWSITE)
1058	const_iv (REP_NOTPERM)	1243	const_iv (REP_NOTPERM)
1059	const_iv (REP_UNAVAIL)	1244	const_iv (REP_UNAVAIL)
1060	const_iv (RUNRECOVERY)	1245	const_iv (RUNRECOVERY)
1061	const_iv (SECONDARY_BAD)	1246	const_iv (SECONDARY_BAD)
1062	const_iv (VERIFY_BAD)	1247	const_iv (VERIFY_BAD)
1063	const_iv (VERSION_MISMATCH)
1064		1248
1065	const_iv (VERB_DEADLOCK)	1249	const_iv (VERB_DEADLOCK)
1066	const_iv (VERB_RECOVERY)	1250	const_iv (VERB_RECOVERY)
1067	const_iv (VERB_REGISTER)
1068	const_iv (VERB_REPLICATION)	1251	const_iv (VERB_REPLICATION)
1069	const_iv (VERB_WAITSFOR)	1252	const_iv (VERB_WAITSFOR)
1070		1253
1071	const_iv (VERSION_MAJOR)	1254	const_iv (VERSION_MAJOR)
1072	const_iv (VERSION_MINOR)	1255	const_iv (VERSION_MINOR)
1073	const_iv (VERSION_PATCH)	1256	const_iv (VERSION_PATCH)
		1257	#if DB_VERSION_MINOR >= 3
		1258	const_iv (INORDER)
		1259	const_iv (LOCK_MAXWRITE)
		1260	const_iv (SEQ_DEC)
		1261	const_iv (SEQ_INC)
		1262	const_iv (SEQ_WRAP)
		1263	const_iv (BUFFER_SMALL)
		1264	const_iv (LOG_BUFFER_FULL)
		1265	const_iv (VERSION_MISMATCH)
		1266	#endif
		1267	#if DB_VERSION_MINOR >= 4
		1268	const_iv (REGISTER)
		1269	const_iv (DSYNC_DB)
		1270	const_iv (READ_COMMITTED)
		1271	const_iv (READ_UNCOMMITTED)
		1272	const_iv (REP_IGNORE)
		1273	const_iv (REP_LOCKOUT)
		1274	const_iv (REP_JOIN_FAILURE)
		1275	const_iv (FREE_SPACE)
		1276	const_iv (FREELIST_ONLY)
		1277	const_iv (VERB_REGISTER)
		1278	#endif
1074	#if DB_VERSION_MINOR >= 5	1279	#if DB_VERSION_MINOR >= 5
1075	const_iv (MULTIVERSION)	1280	const_iv (MULTIVERSION)
1076	const_iv (TXN_SNAPSHOT)	1281	const_iv (TXN_SNAPSHOT)
1077	#endif	1282	#endif
1078	#if DB_VERSION_MINOR >= 6	1283	#if DB_VERSION_MINOR >= 6
1079	const_iv (DB_PREV_DUP)	1284	const_iv (PREV_DUP)
		1285	const_iv (PRIORITY_UNCHANGED)
		1286	const_iv (PRIORITY_VERY_LOW)
		1287	const_iv (PRIORITY_LOW)
		1288	const_iv (PRIORITY_DEFAULT)
		1289	const_iv (PRIORITY_HIGH)
		1290	const_iv (PRIORITY_VERY_HIGH)
		1291	#endif
		1292	#if DB_VERSION_MINOR >= 7
		1293	const_iv (LOG_DIRECT)
		1294	const_iv (LOG_DSYNC)
		1295	const_iv (LOG_AUTO_REMOVE)
		1296	const_iv (LOG_IN_MEMORY)
		1297	const_iv (LOG_ZERO)
		1298	#else
		1299	const_iv (DIRECT_LOG)
		1300	const_iv (LOG_AUTOREMOVE)
		1301	# if DB_VERSION_MINOR >= 3
		1302	const_iv (DSYNC_LOG)
		1303	const_iv (LOG_INMEMORY)
		1304	# endif
1080	#endif	1305	#endif
1081	};	1306	};
1082		1307
1083	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1308	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1084	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1309	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1085		1310
1086	newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));	1311	{
		1312	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1313	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1314
		1315	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1316	}
		1317
1087	newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1318	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1088		1319
1089	create_pipe (respipe);	1320	create_respipe ();
1090		1321
1091	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1322	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1092	#ifdef _WIN32	1323	patch_errno ();
1093	X_MUTEX_CHECK (wrklock);
1094	X_MUTEX_CHECK (reslock);
1095	X_MUTEX_CHECK (reqlock);
1096
1097	X_COND_CHECK (reqwait);
1098	#endif
1099	}	1324	}
1100		1325
1101	void	1326	void
1102	max_poll_reqs (int nreqs)	1327	max_poll_reqs (int nreqs)
1103	PROTOTYPE: $	1328	PROTOTYPE: $
…		…
1243	CODE:	1468	CODE:
1244	RETVAL = db_strerror (errorno);	1469	RETVAL = db_strerror (errorno);
1245	OUTPUT:	1470	OUTPUT:
1246	RETVAL	1471	RETVAL
1247		1472
		1473	void _on_next_submit (SV *cb)
		1474	CODE:
		1475	SvREFCNT_dec (on_next_submit);
		1476	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
		1477
1248	DB_ENV *	1478	DB_ENV *
1249	db_env_create (U32 env_flags = 0)	1479	db_env_create (U32 env_flags = 0)
1250	CODE:	1480	CODE:
1251	{	1481	{
1252	errno = db_env_create (&RETVAL, env_flags);	1482	errno = db_env_create (&RETVAL, env_flags);
…		…
1261	}	1491	}
1262	OUTPUT:	1492	OUTPUT:
1263	RETVAL	1493	RETVAL
1264		1494
1265	void	1495	void
1266	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)	1496	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
		1497	PREINIT:
		1498	CALLBACK
1267	CODE:	1499	CODE:
1268	{	1500	{
1269	dREQ (REQ_ENV_OPEN);	1501	dREQ (REQ_ENV_OPEN);
1270
1271	env->set_thread_count (env, wanted + 2);
1272
1273	req->env = env;	1502	req->env = env;
1274	req->uint1 = open_flags | DB_THREAD;	1503	req->uint1 = open_flags | DB_THREAD;
1275	req->int1 = mode;	1504	req->int1 = mode;
1276	req->buf1 = strdup_ornull (db_home);	1505	req->buf1 = strdup_ornull (db_home);
1277	REQ_SEND;	1506	REQ_SEND;
1278	}	1507	}
1279		1508
1280	void	1509	void
1281	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef)	1510	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
		1511	PREINIT:
		1512	CALLBACK
1282	CODE:	1513	CODE:
1283	{	1514	{
1284	dREQ (REQ_ENV_CLOSE);	1515	dREQ (REQ_ENV_CLOSE);
1285	req->env = env;	1516	req->env = env;
1286	req->uint1 = flags;	1517	req->uint1 = flags;
1287	REQ_SEND;	1518	REQ_SEND;
1288	ptr_nuke (ST (0));	1519	ptr_nuke (ST (0));
1289	}	1520	}
1290		1521
1291	void	1522	void
1292	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1523	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
		1524	PREINIT:
		1525	CALLBACK
1293	CODE:	1526	CODE:
1294	{	1527	{
1295	dREQ (REQ_ENV_TXN_CHECKPOINT);	1528	dREQ (REQ_ENV_TXN_CHECKPOINT);
1296	req->env = env;	1529	req->env = env;
1297	req->uint1 = kbyte;	1530	req->uint1 = kbyte;
…		…
1299	req->uint2 = flags;	1532	req->uint2 = flags;
1300	REQ_SEND;	1533	REQ_SEND;
1301	}	1534	}
1302		1535
1303	void	1536	void
1304	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef)	1537	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
		1538	PREINIT:
		1539	CALLBACK
1305	CODE:	1540	CODE:
1306	{	1541	{
1307	dREQ (REQ_ENV_LOCK_DETECT);	1542	dREQ (REQ_ENV_LOCK_DETECT);
1308	req->env = env;	1543	req->env = env;
1309	req->uint1 = flags;	1544	req->uint1 = flags;
1310	req->uint2 = atype;	1545	req->uint2 = atype;
		1546	/* req->int2 = 0; dummy */
1311	REQ_SEND;	1547	REQ_SEND;
1312	}	1548	}
1313		1549
1314	void	1550	void
1315	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)	1551	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
		1552	PREINIT:
		1553	CALLBACK
1316	CODE:	1554	CODE:
1317	{	1555	{
1318	dREQ (REQ_ENV_MEMP_SYNC);	1556	dREQ (REQ_ENV_MEMP_SYNC);
1319	req->env = env;	1557	req->env = env;
1320	REQ_SEND;	1558	REQ_SEND;
1321	}	1559	}
1322		1560
1323	void	1561	void
1324	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)	1562	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
		1563	PREINIT:
		1564	CALLBACK
1325	CODE:	1565	CODE:
1326	{	1566	{
1327	dREQ (REQ_ENV_MEMP_TRICKLE);	1567	dREQ (REQ_ENV_MEMP_TRICKLE);
1328	req->env = env;	1568	req->env = env;
1329	req->int1 = percent;	1569	req->int1 = percent;
1330	REQ_SEND;	1570	REQ_SEND;
1331	}	1571	}
1332		1572
		1573	void
		1574	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1575	PREINIT:
		1576	CALLBACK
		1577	CODE:
		1578	{
		1579	dREQ (REQ_ENV_DBREMOVE);
		1580	req->env = env;
		1581	req->buf1 = strdup_ornull (file);
		1582	req->buf2 = strdup_ornull (database);
		1583	req->uint1 = flags;
		1584	REQ_SEND;
		1585	}
		1586
		1587	void
		1588	db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)
		1589	PREINIT:
		1590	CALLBACK
		1591	CODE:
		1592	{
		1593	dREQ (REQ_ENV_DBRENAME);
		1594	req->env = env;
		1595	req->buf1 = strdup_ornull (file);
		1596	req->buf2 = strdup_ornull (database);
		1597	req->buf3 = strdup_ornull (newname);
		1598	req->uint1 = flags;
		1599	REQ_SEND;
		1600	}
1333		1601
1334	DB *	1602	DB *
1335	db_create (DB_ENV *env = 0, U32 flags = 0)	1603	db_create (DB_ENV *env = 0, U32 flags = 0)
1336	CODE:	1604	CODE:
1337	{	1605	{
…		…
1344	}	1612	}
1345	OUTPUT:	1613	OUTPUT:
1346	RETVAL	1614	RETVAL
1347		1615
1348	void	1616	void
1349	db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1617	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1618	PREINIT:
		1619	CALLBACK
1350	CODE:	1620	CODE:
1351	{	1621	{
1352	dREQ (REQ_DB_OPEN);	1622	dREQ (REQ_DB_OPEN);
1353	req->db = db;	1623	req->db = db;
1354	req->txn = txnid;	1624	req->txn = txnid;
…		…
1359	req->int2 = mode;	1629	req->int2 = mode;
1360	REQ_SEND;	1630	REQ_SEND;
1361	}	1631	}
1362		1632
1363	void	1633	void
1364	db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1634	db_close (DB *db, U32 flags = 0, SV *callback = 0)
		1635	PREINIT:
		1636	CALLBACK
1365	CODE:	1637	CODE:
1366	{	1638	{
1367	dREQ (REQ_DB_CLOSE);	1639	dREQ (REQ_DB_CLOSE);
1368	req->db = db;	1640	req->db = db;
1369	req->uint1 = flags;	1641	req->uint1 = flags;
1370	req->sv1 = (SV *)db->app_private;	1642	req->sv1 = (SV *)db->app_private;
1371	REQ_SEND;	1643	REQ_SEND;
1372	ptr_nuke (ST (0));	1644	ptr_nuke (ST (0));
1373	}	1645	}
1374		1646
		1647	#if DB_VERSION_MINOR >= 4
		1648
1375	void	1649	void
1376	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)	1650	db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = 0)
		1651	PREINIT:
		1652	CALLBACK
1377	CODE:	1653	CODE:
1378	{	1654	{
1379	dREQ (REQ_DB_COMPACT);	1655	dREQ (REQ_DB_COMPACT);
1380	req->db = db;	1656	req->db = db;
1381	req->txn = txn;	1657	req->txn = txn;
…		…
1383	sv_to_dbt (&req->dbt2, stop);	1659	sv_to_dbt (&req->dbt2, stop);
1384	req->uint1 = flags;	1660	req->uint1 = flags;
1385	REQ_SEND;	1661	REQ_SEND;
1386	}	1662	}
1387		1663
		1664	#endif
		1665
1388	void	1666	void
1389	db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1667	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
		1668	PREINIT:
		1669	CALLBACK
1390	CODE:	1670	CODE:
1391	{	1671	{
1392	dREQ (REQ_DB_SYNC);	1672	dREQ (REQ_DB_SYNC);
1393	req->db = db;	1673	req->db = db;
1394	req->uint1 = flags;	1674	req->uint1 = flags;
1395	REQ_SEND;	1675	REQ_SEND;
1396	}	1676	}
1397		1677
1398	void	1678	void
		1679	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
		1680	PREINIT:
		1681	CALLBACK
		1682	CODE:
		1683	{
		1684	dREQ (REQ_DB_SYNC);
		1685	req->db = db;
		1686	req->buf1 = strdup (file);
		1687	req->uint1 = flags;
		1688	REQ_SEND;
		1689	}
		1690
		1691	void
1399	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1692	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)
		1693	PREINIT:
		1694	CALLBACK
1400	CODE:	1695	CODE:
1401	{	1696	{
1402	dREQ (REQ_DB_KEY_RANGE);	1697	dREQ (REQ_DB_KEY_RANGE);
1403	req->db = db;	1698	req->db = db;
1404	req->txn = txn;	1699	req->txn = txn;
…		…
1407	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1702	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1408	REQ_SEND;	1703	REQ_SEND;
1409	}	1704	}
1410		1705
1411	void	1706	void
1412	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1707	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1708	PREINIT:
		1709	CALLBACK
1413	CODE:	1710	CODE:
1414	{	1711	{
1415	dREQ (REQ_DB_PUT);	1712	dREQ (REQ_DB_PUT);
1416	req->db = db;	1713	req->db = db;
1417	req->txn = txn;	1714	req->txn = txn;
…		…
1419	sv_to_dbt (&req->dbt2, data);	1716	sv_to_dbt (&req->dbt2, data);
1420	req->uint1 = flags;	1717	req->uint1 = flags;
1421	REQ_SEND;	1718	REQ_SEND;
1422	}	1719	}
1423		1720
		1721	#if DB_VERSION_MINOR >= 6
		1722
1424	void	1723	void
		1724	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1725	PREINIT:
		1726	CALLBACK
		1727	CODE:
		1728	{
		1729	dREQ (REQ_DB_EXISTS);
		1730	req->db = db;
		1731	req->txn = txn;
		1732	req->uint1 = flags;
		1733	sv_to_dbt (&req->dbt1, key);
		1734	REQ_SEND;
		1735	}
		1736
		1737	#endif
		1738
		1739	void
1425	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1740	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1741	PREINIT:
		1742	CALLBACK
1426	CODE:	1743	CODE:
		1744	if (SvREADONLY (data))
		1745	croak ("can't modify read-only data scalar in db_get");
1427	{	1746	{
1428	dREQ (REQ_DB_GET);	1747	dREQ (REQ_DB_GET);
1429	req->db = db;	1748	req->db = db;
1430	req->txn = txn;	1749	req->txn = txn;
1431	req->uint1 = flags;	1750	req->uint1 = flags;
…		…
1434	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1753	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1435	REQ_SEND;	1754	REQ_SEND;
1436	}	1755	}
1437		1756
1438	void	1757	void
1439	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1758	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1759	PREINIT:
		1760	CALLBACK
1440	CODE:	1761	CODE:
		1762	if (SvREADONLY (data))
		1763	croak ("can't modify read-only data scalar in db_pget");
1441	{	1764	{
1442	dREQ (REQ_DB_PGET);	1765	dREQ (REQ_DB_PGET);
1443	req->db = db;	1766	req->db = db;
1444	req->txn = txn;	1767	req->txn = txn;
1445	req->uint1 = flags;	1768	req->uint1 = flags;
…		…
1449	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1772	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1450	REQ_SEND;	1773	REQ_SEND;
1451	}	1774	}
1452		1775
1453	void	1776	void
1454	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1777	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1778	PREINIT:
		1779	CALLBACK
1455	CODE:	1780	CODE:
1456	{	1781	{
1457	dREQ (REQ_DB_DEL);	1782	dREQ (REQ_DB_DEL);
1458	req->db = db;	1783	req->db = db;
1459	req->txn = txn;	1784	req->txn = txn;
…		…
1461	sv_to_dbt (&req->dbt1, key);	1786	sv_to_dbt (&req->dbt1, key);
1462	REQ_SEND;	1787	REQ_SEND;
1463	}	1788	}
1464		1789
1465	void	1790	void
1466	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)	1791	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1792	PREINIT:
		1793	CALLBACK
1467	CODE:	1794	CODE:
1468	{	1795	{
1469	dREQ (REQ_TXN_COMMIT);	1796	dREQ (REQ_TXN_COMMIT);
1470	req->txn = txn;	1797	req->txn = txn;
1471	req->uint1 = flags;	1798	req->uint1 = flags;
1472	REQ_SEND;	1799	REQ_SEND;
1473	ptr_nuke (ST (0));	1800	ptr_nuke (ST (0));
1474	}	1801	}
1475		1802
1476	void	1803	void
1477	db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)	1804	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1805	PREINIT:
		1806	CALLBACK
1478	CODE:	1807	CODE:
1479	{	1808	{
1480	dREQ (REQ_TXN_ABORT);	1809	dREQ (REQ_TXN_ABORT);
1481	req->txn = txn;	1810	req->txn = txn;
1482	REQ_SEND;	1811	REQ_SEND;
1483	ptr_nuke (ST (0));	1812	ptr_nuke (ST (0));
1484	}	1813	}
1485		1814
1486	void	1815	void
		1816	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1817	PREINIT:
		1818	CALLBACK
		1819	CODE:
		1820	{
		1821	dREQ (REQ_TXN_FINISH);
		1822	req->txn = txn;
		1823	req->uint1 = flags;
		1824	REQ_SEND;
		1825	ptr_nuke (ST (0));
		1826	}
		1827
		1828	void
1487	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)	1829	db_c_close (DBC *dbc, SV *callback = 0)
		1830	PREINIT:
		1831	CALLBACK
1488	CODE:	1832	CODE:
1489	{	1833	{
1490	dREQ (REQ_C_CLOSE);	1834	dREQ (REQ_C_CLOSE);
1491	req->dbc = dbc;	1835	req->dbc = dbc;
1492	REQ_SEND;	1836	REQ_SEND;
1493	ptr_nuke (ST (0));	1837	ptr_nuke (ST (0));
1494	}	1838	}
1495		1839
1496	void	1840	void
1497	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)	1841	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
		1842	PREINIT:
		1843	CALLBACK
1498	CODE:	1844	CODE:
1499	{	1845	{
1500	dREQ (REQ_C_COUNT);	1846	dREQ (REQ_C_COUNT);
1501	req->dbc = dbc;	1847	req->dbc = dbc;
1502	req->sv1 = SvREFCNT_inc (count);	1848	req->sv1 = SvREFCNT_inc (count);
1503	REQ_SEND;	1849	REQ_SEND;
1504	}	1850	}
1505		1851
1506	void	1852	void
1507	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1853	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1854	PREINIT:
		1855	CALLBACK
1508	CODE:	1856	CODE:
1509	{	1857	{
1510	dREQ (REQ_C_PUT);	1858	dREQ (REQ_C_PUT);
1511	req->dbc = dbc;	1859	req->dbc = dbc;
1512	sv_to_dbt (&req->dbt1, key);	1860	sv_to_dbt (&req->dbt1, key);
…		…
1514	req->uint1 = flags;	1862	req->uint1 = flags;
1515	REQ_SEND;	1863	REQ_SEND;
1516	}	1864	}
1517		1865
1518	void	1866	void
1519	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1867	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1868	PREINIT:
		1869	CALLBACK
1520	CODE:	1870	CODE:
1521	{	1871	{
1522	dREQ (REQ_C_GET);	1872	dREQ (REQ_C_GET);
1523	req->dbc = dbc;	1873	req->dbc = dbc;
1524	req->uint1 = flags;	1874	req->uint1 = flags;
…		…
1539	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1889	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1540	REQ_SEND;	1890	REQ_SEND;
1541	}	1891	}
1542		1892
1543	void	1893	void
1544	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1894	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1895	PREINIT:
		1896	CALLBACK
1545	CODE:	1897	CODE:
1546	{	1898	{
1547	dREQ (REQ_C_PGET);	1899	dREQ (REQ_C_PGET);
1548	req->dbc = dbc;	1900	req->dbc = dbc;
1549	req->uint1 = flags;	1901	req->uint1 = flags;
…		…
1567	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1919	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1568	REQ_SEND;	1920	REQ_SEND;
1569	}	1921	}
1570		1922
1571	void	1923	void
1572	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)	1924	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		1925	PREINIT:
		1926	CALLBACK
1573	CODE:	1927	CODE:
1574	{	1928	{
1575	dREQ (REQ_C_DEL);	1929	dREQ (REQ_C_DEL);
1576	req->dbc = dbc;	1930	req->dbc = dbc;
1577	req->uint1 = flags;	1931	req->uint1 = flags;
1578	REQ_SEND;	1932	REQ_SEND;
1579	}	1933	}
1580		1934
1581		1935
		1936	#if DB_VERSION_MINOR >= 3
		1937
1582	void	1938	void
1583	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1939	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
		1940	PREINIT:
		1941	CALLBACK
1584	CODE:	1942	CODE:
1585	{	1943	{
1586	dREQ (REQ_SEQ_OPEN);	1944	dREQ (REQ_SEQ_OPEN);
1587	req->seq = seq;	1945	req->seq = seq;
1588	req->txn = txnid;	1946	req->txn = txnid;
…		…
1590	sv_to_dbt (&req->dbt1, key);	1948	sv_to_dbt (&req->dbt1, key);
1591	REQ_SEND;	1949	REQ_SEND;
1592	}	1950	}
1593		1951
1594	void	1952	void
1595	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)	1953	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
		1954	PREINIT:
		1955	CALLBACK
1596	CODE:	1956	CODE:
1597	{	1957	{
1598	dREQ (REQ_SEQ_CLOSE);	1958	dREQ (REQ_SEQ_CLOSE);
1599	req->seq = seq;	1959	req->seq = seq;
1600	req->uint1 = flags;	1960	req->uint1 = flags;
1601	REQ_SEND;	1961	REQ_SEND;
1602	ptr_nuke (ST (0));	1962	ptr_nuke (ST (0));
1603	}	1963	}
1604		1964
1605	void	1965	void
1606	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)	1966	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
		1967	PREINIT:
		1968	CALLBACK
1607	CODE:	1969	CODE:
1608	{	1970	{
1609	dREQ (REQ_SEQ_GET);	1971	dREQ (REQ_SEQ_GET);
1610	req->seq = seq;	1972	req->seq = seq;
1611	req->txn = txnid;	1973	req->txn = txnid;
…		…
1614	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	1976	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1615	REQ_SEND;	1977	REQ_SEND;
1616	}	1978	}
1617		1979
1618	void	1980	void
1619	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1981	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
		1982	PREINIT:
		1983	CALLBACK
1620	CODE:	1984	CODE:
1621	{	1985	{
1622	dREQ (REQ_SEQ_REMOVE);	1986	dREQ (REQ_SEQ_REMOVE);
1623	req->seq = seq;	1987	req->seq = seq;
1624	req->txn = txnid;	1988	req->txn = txnid;
1625	req->uint1 = flags;	1989	req->uint1 = flags;
1626	REQ_SEND;	1990	REQ_SEND;
1627	}	1991	}
1628		1992
		1993	#endif
		1994
1629		1995
1630	MODULE = BDB PACKAGE = BDB::Env	1996	MODULE = BDB PACKAGE = BDB::Env
1631		1997
1632	void	1998	void
1633	DESTROY (DB_ENV_ornull *env)	1999	DESTROY (DB_ENV_ornuked *env)
1634	CODE:	2000	CODE:
1635	if (env)	2001	if (env)
1636	env->close (env, 0);	2002	env->close (env, 0);
1637		2003
1638	int set_data_dir (DB_ENV *env, const char *dir)	2004	int set_data_dir (DB_ENV *env, const char *dir)
…		…
1663	CODE:	2029	CODE:
1664	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2030	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1665	OUTPUT:	2031	OUTPUT:
1666	RETVAL	2032	RETVAL
1667		2033
1668	int set_flags (DB_ENV *env, U32 flags, int onoff)	2034	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1669	CODE:	2035	CODE:
1670	RETVAL = env->set_flags (env, flags, onoff);	2036	RETVAL = env->set_flags (env, flags, onoff);
1671	OUTPUT:	2037	OUTPUT:
1672	RETVAL	2038	RETVAL
1673		2039
		2040	#if DB_VERSION_MINOR >= 7
		2041
		2042	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
		2043	CODE:
		2044	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2045	OUTPUT:
		2046	RETVAL
		2047
		2048	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2049	CODE:
		2050	RETVAL = env->log_set_config (env, flags, onoff);
		2051	OUTPUT:
		2052	RETVAL
		2053
		2054	#endif
		2055
		2056
1674	void set_errfile (DB_ENV *env, FILE *errfile)	2057	void set_errfile (DB_ENV *env, FILE *errfile = 0)
1675	CODE:	2058	CODE:
1676	env->set_errfile (env, errfile);	2059	env->set_errfile (env, errfile);
1677		2060
1678	void set_msgfile (DB_ENV *env, FILE *msgfile)	2061	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
1679	CODE:	2062	CODE:
1680	env->set_msgfile (env, msgfile);	2063	env->set_msgfile (env, msgfile);
1681		2064
1682	int set_verbose (DB_ENV *env, U32 which, int onoff = 1)	2065	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1683	CODE:	2066	CODE:
1684	RETVAL = env->set_verbose (env, which, onoff);	2067	RETVAL = env->set_verbose (env, which, onoff);
1685	OUTPUT:	2068	OUTPUT:
1686	RETVAL	2069	RETVAL
1687		2070
…		…
1689	CODE:	2072	CODE:
1690	RETVAL = env->set_encrypt (env, password, flags);	2073	RETVAL = env->set_encrypt (env, password, flags);
1691	OUTPUT:	2074	OUTPUT:
1692	RETVAL	2075	RETVAL
1693		2076
1694	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2077	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1695	CODE:	2078	CODE:
1696	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2079	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1697	OUTPUT:	2080	OUTPUT:
1698	RETVAL	2081	RETVAL
1699		2082
…		…
1748	int set_lg_max (DB_ENV *env, U32 max)	2131	int set_lg_max (DB_ENV *env, U32 max)
1749	CODE:	2132	CODE:
1750	RETVAL = env->set_lg_max (env, max);	2133	RETVAL = env->set_lg_max (env, max);
1751	OUTPUT:	2134	OUTPUT:
1752	RETVAL	2135	RETVAL
		2136
		2137	#if DB_VERSION_MINOR >= 4
		2138
		2139	int mutex_set_max (DB_ENV *env, U32 max)
		2140	CODE:
		2141	RETVAL = env->mutex_set_max (env, max);
		2142	OUTPUT:
		2143	RETVAL
		2144
		2145	int mutex_set_increment (DB_ENV *env, U32 increment)
		2146	CODE:
		2147	RETVAL = env->mutex_set_increment (env, increment);
		2148	OUTPUT:
		2149	RETVAL
		2150
		2151	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2152	CODE:
		2153	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2154	OUTPUT:
		2155	RETVAL
		2156
		2157	int mutex_set_align (DB_ENV *env, U32 align)
		2158	CODE:
		2159	RETVAL = env->mutex_set_align (env, align);
		2160	OUTPUT:
		2161	RETVAL
		2162
		2163	#endif
1753		2164
1754	DB_TXN *	2165	DB_TXN *
1755	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)	2166	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1756	CODE:	2167	CODE:
1757	errno = env->txn_begin (env, parent, &RETVAL, flags);	2168	errno = env->txn_begin (env, parent, &RETVAL, flags);
1758	if (errno)	2169	if (errno)
1759	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2170	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1760	OUTPUT:	2171	OUTPUT:
1761	RETVAL	2172	RETVAL
1762		2173
		2174	#if DB_VERSION_MINOR >= 5
		2175
		2176	DB_TXN *
		2177	cdsgroup_begin (DB_ENV *env)
		2178	CODE:
		2179	errno = env->cdsgroup_begin (env, &RETVAL);
		2180	if (errno)
		2181	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2182	OUTPUT:
		2183	RETVAL
		2184
		2185	#endif
		2186
1763	MODULE = BDB PACKAGE = BDB::Db	2187	MODULE = BDB PACKAGE = BDB::Db
1764		2188
1765	void	2189	void
1766	DESTROY (DB_ornull *db)	2190	DESTROY (DB_ornuked *db)
1767	CODE:	2191	CODE:
1768	if (db)	2192	if (db)
1769	{	2193	{
1770	SV *env = (SV *)db->app_private;	2194	SV *env = (SV *)db->app_private;
1771	db->close (db, 0);	2195	db->close (db, 0);
…		…
1776	CODE:	2200	CODE:
1777	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2201	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1778	OUTPUT:	2202	OUTPUT:
1779	RETVAL	2203	RETVAL
1780		2204
1781	int set_flags (DB *db, U32 flags);	2205	int set_flags (DB *db, U32 flags)
1782	CODE:	2206	CODE:
1783	RETVAL = db->set_flags (db, flags);	2207	RETVAL = db->set_flags (db, flags);
1784	OUTPUT:	2208	OUTPUT:
1785	RETVAL	2209	RETVAL
1786		2210
…		…
1800	CODE:	2224	CODE:
1801	RETVAL = db->set_bt_minkey (db, minkey);	2225	RETVAL = db->set_bt_minkey (db, minkey);
1802	OUTPUT:	2226	OUTPUT:
1803	RETVAL	2227	RETVAL
1804		2228
1805	int set_re_delim(DB *db, int delim);	2229	int set_re_delim (DB *db, int delim)
1806	CODE:	2230	CODE:
1807	RETVAL = db->set_re_delim (db, delim);	2231	RETVAL = db->set_re_delim (db, delim);
1808	OUTPUT:	2232	OUTPUT:
1809	RETVAL	2233	RETVAL
1810		2234
…		…
1851	if (errno)	2275	if (errno)
1852	croak ("DB->cursor: %s", db_strerror (errno));	2276	croak ("DB->cursor: %s", db_strerror (errno));
1853	OUTPUT:	2277	OUTPUT:
1854	RETVAL	2278	RETVAL
1855		2279
		2280	#if DB_VERSION_MINOR >= 3
		2281
1856	DB_SEQUENCE *	2282	DB_SEQUENCE *
1857	sequence (DB *db, U32 flags = 0)	2283	sequence (DB *db, U32 flags = 0)
1858	CODE:	2284	CODE:
1859	{	2285	{
1860	errno = db_sequence_create (&RETVAL, db, flags);	2286	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1862	croak ("db_sequence_create: %s", db_strerror (errno));	2288	croak ("db_sequence_create: %s", db_strerror (errno));
1863	}	2289	}
1864	OUTPUT:	2290	OUTPUT:
1865	RETVAL	2291	RETVAL
1866		2292
		2293	#endif
		2294
1867		2295
1868	MODULE = BDB PACKAGE = BDB::Txn	2296	MODULE = BDB PACKAGE = BDB::Txn
1869		2297
1870	void	2298	void
1871	DESTROY (DB_TXN_ornull *txn)	2299	DESTROY (DB_TXN_ornuked *txn)
1872	CODE:	2300	CODE:
1873	if (txn)	2301	if (txn)
1874	txn->abort (txn);	2302	txn->abort (txn);
1875		2303
1876	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2304	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1877	CODE:	2305	CODE:
1878	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2306	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1879	OUTPUT:	2307	OUTPUT:
1880	RETVAL	2308	RETVAL
1881		2309
		2310	int failed (DB_TXN *txn)
		2311	CODE:
		2312	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2313	OUTPUT:
		2314	RETVAL
		2315
1882		2316
1883	MODULE = BDB PACKAGE = BDB::Cursor	2317	MODULE = BDB PACKAGE = BDB::Cursor
1884		2318
1885	void	2319	void
1886	DESTROY (DBC_ornull *dbc)	2320	DESTROY (DBC_ornuked *dbc)
1887	CODE:	2321	CODE:
1888	if (dbc)	2322	if (dbc)
1889	dbc->c_close (dbc);	2323	dbc->c_close (dbc);
1890		2324
		2325	#if DB_VERSION_MINOR >= 6
		2326
		2327	int set_priority (DBC *dbc, int priority)
		2328	CODE:
		2329	dbc->set_priority (dbc, priority);
		2330
		2331	#endif
		2332
		2333	#if DB_VERSION_MINOR >= 3
		2334
1891	MODULE = BDB PACKAGE = BDB::Sequence	2335	MODULE = BDB PACKAGE = BDB::Sequence
1892		2336
1893	void	2337	void
1894	DESTROY (DB_SEQUENCE_ornull *seq)	2338	DESTROY (DB_SEQUENCE_ornuked *seq)
1895	CODE:	2339	CODE:
1896	if (seq)	2340	if (seq)
1897	seq->close (seq, 0);	2341	seq->close (seq, 0);
1898		2342
1899	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2343	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1918	CODE:	2362	CODE:
1919	RETVAL = seq->set_range (seq, min, max);	2363	RETVAL = seq->set_range (seq, min, max);
1920	OUTPUT:	2364	OUTPUT:
1921	RETVAL	2365	RETVAL
1922		2366
		2367	#endif
		2368
		2369

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