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Comparing BDB/BDB.xs (file contents):
Revision 1.14 by root, Sun Jul 8 13:41:03 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;
		63
		64	#if DB_VERSION_MINOR >= 6
		65	# define c_close close
		66	# define c_count count
		67	# define c_del del
		68	# define c_dup dup
		69	# define c_get get
		70	# define c_pget pget
		71	# define c_put put
		72	#endif
		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	}
49		103
50	static void	104	static void
51	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)
52	{	106	{
53	printf ("err[%s]\n", msg);	107	printf ("err[%s]\n", msg);
…		…
81	dbt_to_sv (SV *sv, DBT *dbt)	135	dbt_to_sv (SV *sv, DBT *dbt)
82	{	136	{
83	if (sv)	137	if (sv)
84	{	138	{
85	SvREADONLY_off (sv);	139	SvREADONLY_off (sv);
86	sv_setpvn_mg (sv, dbt->data, dbt->size);	140	sv_setsv_mg (sv, dbt->data ? newSVpvn (dbt->data, dbt->size) : &PL_sv_undef);
87	SvREFCNT_dec (sv);	141	SvREFCNT_dec (sv);
88	}	142	}
89		143
		144	//assert (dbt->flags & DBT_MALLOC || !dbt->data);
90	free (dbt->data);	145	free (dbt->data);
91	}	146	}
92		147
93	enum {	148	enum {
94	REQ_QUIT,	149	REQ_QUIT,
95	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,
96	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	151	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,	152	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,	153	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,	154	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,	155	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,	156	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
102	};	157	};
103		158
104	typedef struct aio_cb	159	typedef struct bdb_cb
105	{	160	{
106	struct aio_cb *volatile next;	161	struct bdb_cb *volatile next;
107	SV *callback;	162	SV *callback;
108	int type, pri, result;	163	int type, pri, result;
109		164
110	DB_ENV *env;	165	DB_ENV *env;
111	DB *db;	166	DB *db;
…		…
113	DBC *dbc;	168	DBC *dbc;
114		169
115	UV uv1;	170	UV uv1;
116	int int1, int2;	171	int int1, int2;
117	U32 uint1, uint2;	172	U32 uint1, uint2;
118	char *buf1, *buf2;	173	char *buf1, *buf2, *buf3;
119	SV *sv1, *sv2, *sv3;	174	SV *sv1, *sv2, *sv3;
120		175
121	DBT dbt1, dbt2, dbt3;	176	DBT dbt1, dbt2, dbt3;
122	DB_KEY_RANGE key_range;	177	DB_KEY_RANGE key_range;
		178	#if DB_VERSION_MINOR >= 3
123	DB_SEQUENCE *seq;	179	DB_SEQUENCE *seq;
124	db_seq_t seq_t;	180	db_seq_t seq_t;
125	} aio_cb;	181	#endif
		182	} bdb_cb;
126		183
127	typedef aio_cb *aio_req;	184	typedef bdb_cb *bdb_req;
128		185
129	enum {	186	enum {
130	PRI_MIN = -4,	187	PRI_MIN = -4,
131	PRI_MAX = 4,	188	PRI_MAX = 4,
132		189
…		…
135	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	192	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
136	};	193	};
137		194
138	#define AIO_TICKS ((1000000 + 1023) >> 10)	195	#define AIO_TICKS ((1000000 + 1023) >> 10)
139		196
		197	static SV *on_next_submit;
		198
140	static unsigned int max_poll_time = 0;	199	static unsigned int max_poll_time = 0;
141	static unsigned int max_poll_reqs = 0;	200	static unsigned int max_poll_reqs = 0;
142		201
143	/* calculcate time difference in ~1/AIO_TICKS of a second */	202	/* calculcate time difference in ~1/AIO_TICKS of a second */
144	static int tvdiff (struct timeval *tv1, struct timeval *tv2)	203	static int tvdiff (struct timeval *tv1, struct timeval *tv2)
…		…
159	struct worker *prev, *next;	218	struct worker *prev, *next;
160		219
161	thread_t tid;	220	thread_t tid;
162		221
163	/* locked by reslock, reqlock or wrklock */	222	/* locked by reslock, reqlock or wrklock */
164	aio_req req; /* currently processed request */	223	bdb_req req; /* currently processed request */
165	void *dbuf;	224	void *dbuf;
166	DIR *dirp;	225	DIR *dirp;
167	} worker;	226	} worker;
168		227
169	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	228	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
181	}	240	}
182		241
183	static volatile unsigned int nreqs, nready, npending;	242	static volatile unsigned int nreqs, nready, npending;
184	static volatile unsigned int max_idle = 4;	243	static volatile unsigned int max_idle = 4;
185	static volatile unsigned int max_outstanding = 0xffffffff;	244	static volatile unsigned int max_outstanding = 0xffffffff;
186	static int respipe [2], respipe_osf [2];	245	static int respipe_osf [2], respipe [2] = { -1, -1 };
187		246
188	static mutex_t reslock = X_MUTEX_INIT;	247	static mutex_t reslock = X_MUTEX_INIT;
189	static mutex_t reqlock = X_MUTEX_INIT;	248	static mutex_t reqlock = X_MUTEX_INIT;
190	static cond_t reqwait = X_COND_INIT;	249	static cond_t reqwait = X_COND_INIT;
191		250
192	#if WORDACCESS_UNSAFE	251	#if WORDACCESS_UNSAFE
193		252
194	static unsigned int get_nready ()	253	static unsigned int get_nready (void)
195	{	254	{
196	unsigned int retval;	255	unsigned int retval;
197		256
198	X_LOCK (reqlock);	257	X_LOCK (reqlock);
199	retval = nready;	258	retval = nready;
200	X_UNLOCK (reqlock);	259	X_UNLOCK (reqlock);
201		260
202	return retval;	261	return retval;
203	}	262	}
204		263
205	static unsigned int get_npending ()	264	static unsigned int get_npending (void)
206	{	265	{
207	unsigned int retval;	266	unsigned int retval;
208		267
209	X_LOCK (reslock);	268	X_LOCK (reslock);
210	retval = npending;	269	retval = npending;
211	X_UNLOCK (reslock);	270	X_UNLOCK (reslock);
212		271
213	return retval;	272	return retval;
214	}	273	}
215		274
216	static unsigned int get_nthreads ()	275	static unsigned int get_nthreads (void)
217	{	276	{
218	unsigned int retval;	277	unsigned int retval;
219		278
220	X_LOCK (wrklock);	279	X_LOCK (wrklock);
221	retval = started;	280	retval = started;
…		…
236	* a somewhat faster data structure might be nice, but	295	* a somewhat faster data structure might be nice, but
237	* with 8 priorities this actually needs <20 insns	296	* with 8 priorities this actually needs <20 insns
238	* per shift, the most expensive operation.	297	* per shift, the most expensive operation.
239	*/	298	*/
240	typedef struct {	299	typedef struct {
241	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	300	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
242	int size;	301	int size;
243	} reqq;	302	} reqq;
244		303
245	static reqq req_queue;	304	static reqq req_queue;
246	static reqq res_queue;	305	static reqq res_queue;
247		306
248	int reqq_push (reqq *q, aio_req req)	307	int reqq_push (reqq *q, bdb_req req)
249	{	308	{
250	int pri = req->pri;	309	int pri = req->pri;
251	req->next = 0;	310	req->next = 0;
252		311
253	if (q->qe[pri])	312	if (q->qe[pri])
…		…
259	q->qe[pri] = q->qs[pri] = req;	318	q->qe[pri] = q->qs[pri] = req;
260		319
261	return q->size++;	320	return q->size++;
262	}	321	}
263		322
264	aio_req reqq_shift (reqq *q)	323	bdb_req reqq_shift (reqq *q)
265	{	324	{
266	int pri;	325	int pri;
267		326
268	if (!q->size)	327	if (!q->size)
269	return 0;	328	return 0;
270		329
271	--q->size;	330	--q->size;
272		331
273	for (pri = NUM_PRI; pri--; )	332	for (pri = NUM_PRI; pri--; )
274	{	333	{
275	aio_req req = q->qs[pri];	334	bdb_req req = q->qs[pri];
276		335
277	if (req)	336	if (req)
278	{	337	{
279	if (!(q->qs[pri] = req->next))	338	if (!(q->qs[pri] = req->next))
280	q->qe[pri] = 0;	339	q->qe[pri] = 0;
…		…
284	}	343	}
285		344
286	abort ();	345	abort ();
287	}	346	}
288		347
289	static int poll_cb ();	348	static int poll_cb (void);
290	static void req_free (aio_req req);	349	static void req_free (bdb_req req);
291	static void req_cancel (aio_req req);	350	static void req_cancel (bdb_req req);
292		351
293	static int req_invoke (aio_req req)	352	static int req_invoke (bdb_req req)
294	{	353	{
295	dSP;	354	dSP;
296		355
297	if (SvOK (req->callback))	356	if (req->callback)
298	{	357	{
299	ENTER;	358	ENTER;
300	SAVETMPS;	359	SAVETMPS;
301	PUSHMARK (SP);	360	PUSHMARK (SP);
302		361
…		…
316	dbt_to_sv (req->sv1, &req->dbt1);	375	dbt_to_sv (req->sv1, &req->dbt1);
317	dbt_to_sv (req->sv2, &req->dbt2);	376	dbt_to_sv (req->sv2, &req->dbt2);
318	dbt_to_sv (req->sv3, &req->dbt3);	377	dbt_to_sv (req->sv3, &req->dbt3);
319	break;	378	break;
320		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
321	case REQ_DB_KEY_RANGE:	386	case REQ_DB_KEY_RANGE:
322	{	387	{
323	AV *av = newAV ();	388	AV *av = newAV ();
324		389
325	av_push (av, newSVnv (req->key_range.less));	390	av_push (av, newSVnv (req->key_range.less));
…		…
330	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));	395	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
331	SvREFCNT_dec (req->sv1);	396	SvREFCNT_dec (req->sv1);
332	}	397	}
333	break;	398	break;
334		399
		400	#if DB_VERSION_MINOR >= 3
335	case REQ_SEQ_GET:	401	case REQ_SEQ_GET:
336	SvREADONLY_off (req->sv1);	402	SvREADONLY_off (req->sv1);
337		403
338	if (sizeof (IV) > 4)	404	if (sizeof (IV) > 4)
339	sv_setiv_mg (req->sv1, req->seq_t);	405	sv_setiv_mg (req->sv1, (IV)req->seq_t);
340	else	406	else
341	sv_setnv_mg (req->sv1, req->seq_t);	407	sv_setnv_mg (req->sv1, (NV)req->seq_t);
342		408
343	SvREFCNT_dec (req->sv1);	409	SvREFCNT_dec (req->sv1);
344	break;	410	break;
		411	#endif
345	}	412	}
346		413
347	errno = req->result;	414	errno = req->result;
348		415
349	PUTBACK;	416	PUTBACK;
…		…
355	}	422	}
356		423
357	return !SvTRUE (ERRSV);	424	return !SvTRUE (ERRSV);
358	}	425	}
359		426
360	static void req_free (aio_req req)	427	static void req_free (bdb_req req)
361	{	428	{
		429	SvREFCNT_dec (req->callback);
		430
362	free (req->buf1);	431	free (req->buf1);
363	free (req->buf2);	432	free (req->buf2);
		433	free (req->buf3);
		434
364	Safefree (req);	435	Safefree (req);
365	}	436	}
366		437
367	#ifdef USE_SOCKETS_AS_HANDLES	438	#ifdef USE_SOCKETS_AS_HANDLES
368	# define TO_SOCKET(x) (win32_get_osfhandle (x))	439	# define TO_SOCKET(x) (win32_get_osfhandle (x))
369	#else	440	#else
370	# define TO_SOCKET(x) (x)	441	# define TO_SOCKET(x) (x)
371	#endif	442	#endif
372		443
373	static void	444	static void
374	create_pipe (int fd[2])	445	create_respipe (void)
375	{	446	{
376	#ifdef _WIN32	447	#ifdef _WIN32
377	int arg = 1;	448	int arg; /* argg */
		449	#endif
		450	int old_readfd = respipe [0];
		451
		452	if (respipe [1] >= 0)
		453	respipe_close (TO_SOCKET (respipe [1]));
		454
		455	#ifdef _WIN32
378	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, fd)	456	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	457	#else
382	if (pipe (fd)	458	if (pipe (respipe))
383	|| fcntl (fd [0], F_SETFL, O_NONBLOCK)
384	|| fcntl (fd [1], F_SETFL, O_NONBLOCK))
385	#endif	459	#endif
386	croak ("unable to initialize result pipe");	460	croak ("unable to initialize result pipe");
		461
		462	if (old_readfd >= 0)
		463	{
		464	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		465	croak ("unable to initialize result pipe(2)");
		466
		467	respipe_close (respipe [0]);
		468	respipe [0] = old_readfd;
		469	}
		470
		471	#ifdef _WIN32
		472	arg = 1;
		473	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		474	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		475	#else
		476	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		477	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		478	#endif
		479	croak ("unable to initialize result pipe(3)");
387		480
388	respipe_osf [0] = TO_SOCKET (respipe [0]);	481	respipe_osf [0] = TO_SOCKET (respipe [0]);
389	respipe_osf [1] = TO_SOCKET (respipe [1]);	482	respipe_osf [1] = TO_SOCKET (respipe [1]);
390	}	483	}
391		484
…		…
411	free (wrk);	504	free (wrk);
412		505
413	X_UNLOCK (wrklock);	506	X_UNLOCK (wrklock);
414	}	507	}
415		508
416	static void maybe_start_thread ()	509	static void maybe_start_thread (void)
417	{	510	{
418	if (get_nthreads () >= wanted)	511	if (get_nthreads () >= wanted)
419	return;	512	return;
420		513
421	/* todo: maybe use idle here, but might be less exact */	514	/* todo: maybe use idle here, but might be less exact */
…		…
423	return;	516	return;
424		517
425	start_thread ();	518	start_thread ();
426	}	519	}
427		520
428	static void req_send (aio_req req)	521	static void req_send (bdb_req req)
429	{	522	{
430	SV *wait_callback = 0;	523	SV *wait_callback = 0;
431		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
432	// synthesize callback if none given	538	// synthesize callback if none given
433	if (!SvOK (req->callback))	539	if (!req->callback)
434	{	540	{
435	int count;	541	int count;
436		542
437	dSP;	543	dSP;
438	PUSHMARK (SP);	544	PUSHMARK (SP);
…		…
441	SPAGAIN;	547	SPAGAIN;
442		548
443	if (count != 2)	549	if (count != 2)
444	croak ("prepare callback must return exactly two values\n");	550	croak ("prepare callback must return exactly two values\n");
445		551
446	wait_callback = SvREFCNT_inc (POPs);	552	wait_callback = POPs;
447	SvREFCNT_dec (req->callback);
448	req->callback = SvREFCNT_inc (POPs);	553	req->callback = SvREFCNT_inc (POPs);
449	}	554	}
450		555
451	++nreqs;	556	++nreqs;
452		557
…		…
462	{	567	{
463	dSP;	568	dSP;
464	PUSHMARK (SP);	569	PUSHMARK (SP);
465	PUTBACK;	570	PUTBACK;
466	call_sv (wait_callback, G_DISCARD);	571	call_sv (wait_callback, G_DISCARD);
467	SvREFCNT_dec (wait_callback);
468	}	572	}
469	}	573	}
470		574
471	static void end_thread (void)	575	static void end_thread (void)
472	{	576	{
473	aio_req req;	577	bdb_req req;
474		578
475	Newz (0, req, 1, aio_cb);	579	Newz (0, req, 1, bdb_cb);
476		580
477	req->type = REQ_QUIT;	581	req->type = REQ_QUIT;
478	req->pri = PRI_MAX + PRI_BIAS;	582	req->pri = PRI_MAX + PRI_BIAS;
479		583
480	X_LOCK (reqlock);	584	X_LOCK (reqlock);
…		…
507		611
508	while (started > wanted)	612	while (started > wanted)
509	end_thread ();	613	end_thread ();
510	}	614	}
511		615
512	static void poll_wait ()	616	static void poll_wait (void)
513	{	617	{
514	fd_set rfd;	618	fd_set rfd;
515		619
516	while (nreqs)	620	while (nreqs)
517	{	621	{
…		…
530		634
531	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	635	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
532	}	636	}
533	}	637	}
534		638
535	static int poll_cb ()	639	static int poll_cb (void)
536	{	640	{
537	dSP;	641	dSP;
538	int count = 0;	642	int count = 0;
539	int maxreqs = max_poll_reqs;	643	int maxreqs = max_poll_reqs;
540	int do_croak = 0;	644	int do_croak = 0;
541	struct timeval tv_start, tv_now;	645	struct timeval tv_start, tv_now;
542	aio_req req;	646	bdb_req req;
543		647
544	if (max_poll_time)	648	if (max_poll_time)
545	gettimeofday (&tv_start, 0);	649	gettimeofday (&tv_start, 0);
546		650
547	for (;;)	651	for (;;)
…		…
608		712
609	/*****************************************************************************/	713	/*****************************************************************************/
610		714
611	X_THREAD_PROC (bdb_proc)	715	X_THREAD_PROC (bdb_proc)
612	{	716	{
613	aio_req req;	717	bdb_req req;
614	struct timespec ts;	718	struct timespec ts;
615	worker *self = (worker *)thr_arg;	719	worker *self = (worker *)thr_arg;
616		720
617	/* try to distribute timeouts somewhat evenly */	721	/* try to distribute timeouts somewhat evenly */
618	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	722	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
…		…
654	}	758	}
655		759
656	--nready;	760	--nready;
657		761
658	X_UNLOCK (reqlock);	762	X_UNLOCK (reqlock);
659		763
660	switch (req->type)	764	switch (req->type)
661	{	765	{
662	case REQ_QUIT:	766	case REQ_QUIT:
		767	req->result = ENOSYS;
663	goto quit;	768	goto quit;
664		769
665	case REQ_ENV_OPEN:	770	case REQ_ENV_OPEN:
666	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);	771	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
667	break;	772	break;
…		…
684		789
685	case REQ_ENV_MEMP_TRICKLE:	790	case REQ_ENV_MEMP_TRICKLE:
686	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);
687	break;	792	break;
688		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
689	case REQ_DB_OPEN:	802	case REQ_DB_OPEN:
690	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);
691	break;	804	break;
692		805
693	case REQ_DB_CLOSE:	806	case REQ_DB_CLOSE:
694	req->result = req->db->close (req->db, req->uint1);	807	req->result = req->db->close (req->db, req->uint1);
695	break;	808	break;
696		809
		810	#if DB_VERSION_MINOR >= 4
697	case REQ_DB_COMPACT:	811	case REQ_DB_COMPACT:
698	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);
699	break;	813	break;
		814	#endif
700		815
701	case REQ_DB_SYNC:	816	case REQ_DB_SYNC:
702	req->result = req->db->sync (req->db, req->uint1);	817	req->result = req->db->sync (req->db, req->uint1);
703	break;	818	break;
704		819
		820	case REQ_DB_UPGRADE:
		821	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		822	break;
		823
705	case REQ_DB_PUT:	824	case REQ_DB_PUT:
706	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);
707	break;	826	break;
708		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
709	case REQ_DB_GET:	833	case REQ_DB_GET:
710	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);
711	break;	835	break;
712		836
713	case REQ_DB_PGET:	837	case REQ_DB_PGET:
…		…
726	req->result = req->txn->commit (req->txn, req->uint1);	850	req->result = req->txn->commit (req->txn, req->uint1);
727	break;	851	break;
728		852
729	case REQ_TXN_ABORT:	853	case REQ_TXN_ABORT:
730	req->result = req->txn->abort (req->txn);	854	req->result = req->txn->abort (req->txn);
		855	break;
		856
		857	case REQ_TXN_FINISH:
		858	if (req->txn->flags & TXN_DEADLOCK)
		859	{
		860	req->result = req->txn->abort (req->txn);
		861	if (!req->result)
		862	req->result = DB_LOCK_DEADLOCK;
		863	}
		864	else
		865	req->result = req->txn->commit (req->txn, req->uint1);
731	break;	866	break;
732		867
733	case REQ_C_CLOSE:	868	case REQ_C_CLOSE:
734	req->result = req->dbc->c_close (req->dbc);	869	req->result = req->dbc->c_close (req->dbc);
735	break;	870	break;
…		…
756		891
757	case REQ_C_DEL:	892	case REQ_C_DEL:
758	req->result = req->dbc->c_del (req->dbc, req->uint1);	893	req->result = req->dbc->c_del (req->dbc, req->uint1);
759	break;	894	break;
760		895
		896	#if DB_VERSION_MINOR >= 3
761	case REQ_SEQ_OPEN:	897	case REQ_SEQ_OPEN:
762	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);
763	break;	899	break;
764		900
765	case REQ_SEQ_CLOSE:	901	case REQ_SEQ_CLOSE:
…		…
771	break;	907	break;
772		908
773	case REQ_SEQ_REMOVE:	909	case REQ_SEQ_REMOVE:
774	req->result = req->seq->remove (req->seq, req->txn, req->uint1);	910	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
775	break;	911	break;
		912	#endif
776		913
777	default:	914	default:
778	req->result = ENOSYS;	915	req->result = ENOSYS;
779	break;	916	break;
780	}	917	}
		918
		919	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		920	req->txn->flags |= TXN_DEADLOCK;
781		921
782	X_LOCK (reslock);	922	X_LOCK (reslock);
783		923
784	++npending;	924	++npending;
785		925
…		…
817	X_UNLOCK (wrklock);	957	X_UNLOCK (wrklock);
818	}	958	}
819		959
820	static void atfork_child (void)	960	static void atfork_child (void)
821	{	961	{
822	aio_req prv;	962	bdb_req prv;
823		963
824	while (prv = reqq_shift (&req_queue))	964	while (prv = reqq_shift (&req_queue))
825	req_free (prv);	965	req_free (prv);
826		966
827	while (prv = reqq_shift (&res_queue))	967	while (prv = reqq_shift (&res_queue))
…		…
842	idle = 0;	982	idle = 0;
843	nreqs = 0;	983	nreqs = 0;
844	nready = 0;	984	nready = 0;
845	npending = 0;	985	npending = 0;
846		986
847	respipe_close (respipe [0]);
848	respipe_close (respipe [1]);
849
850	create_pipe (respipe);	987	create_respipe ();
851		988
852	atfork_parent ();	989	atfork_parent ();
853	}	990	}
854		991
855	#define dREQ(reqtype) \	992	#define dREQ(reqtype) \
856	aio_req req; \	993	bdb_req req; \
857	int req_pri = next_pri; \	994	int req_pri = next_pri; \
858	next_pri = DEFAULT_PRI + PRI_BIAS; \	995	next_pri = DEFAULT_PRI + PRI_BIAS; \
859	\	996	\
860	if (SvOK (callback) && !SvROK (callback)) \	997	if (callback && SvOK (callback)) \
861	croak ("callback must be undef or of reference type"); \	998	croak ("callback has illegal type or extra arguments"); \
862	\	999	\
863	Newz (0, req, 1, aio_cb); \	1000	Newz (0, req, 1, bdb_cb); \
864	if (!req) \	1001	if (!req) \
865	croak ("out of memory during aio_req allocation"); \	1002	croak ("out of memory during bdb_req allocation"); \
866	\	1003	\
867	req->callback = newSVsv (callback); \	1004	req->callback = cb ? SvREFCNT_inc (cb) : 0; \
868	req->type = (reqtype); \	1005	req->type = (reqtype); \
869	req->pri = req_pri	1006	req->pri = req_pri
870		1007
871	#define REQ_SEND \	1008	#define REQ_SEND \
872	req_send (req)	1009	req_send (req)
873		1010
874	#define SvPTR(var, arg, type, class, nullok) \	1011	#define SvPTR(var, arg, type, class, nullok) \
875	if (!SvOK (arg)) \	1012	if (!SvOK (arg)) \
876	{ \	1013	{ \
877	if (!nullok) \	1014	if (nullok != 1) \
878	croak (# var " must be a " # class " object, not undef"); \	1015	croak (# var " must be a " # class " object, not undef"); \
879	\	1016	\
880	(var) = 0; \	1017	(var) = 0; \
881	} \	1018	} \
882	else if (sv_derived_from ((arg), # class)) \	1019	else if (sv_derived_from ((arg), # class)) \
883	{ \	1020	{ \
884	IV tmp = SvIV ((SV*) SvRV (arg)); \	1021	IV tmp = SvIV ((SV*) SvRV (arg)); \
885	(var) = INT2PTR (type, tmp); \	1022	(var) = INT2PTR (type, tmp); \
886	if (!var) \	1023	if (!var && nullok != 2) \
887	croak (# var " is not a valid " # class " object anymore"); \	1024	croak (# var " is not a valid " # class " object anymore"); \
888	} \	1025	} \
889	else \	1026	else \
890	croak (# var " is not of type " # class); \	1027	croak (# var " is not of type " # class);
891	\
892		1028
893	static void	1029	static void
894	ptr_nuke (SV *sv)	1030	ptr_nuke (SV *sv)
895	{	1031	{
896	assert (SvROK (sv));	1032	assert (SvROK (sv));
897	sv_setiv (SvRV (sv), 0);	1033	sv_setiv (SvRV (sv), 0);
898	}	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));
899		1111
900	MODULE = BDB PACKAGE = BDB	1112	MODULE = BDB PACKAGE = BDB
901		1113
902	PROTOTYPES: ENABLE	1114	PROTOTYPES: ENABLE
903		1115
…		…
919	const_iv (INIT_TXN)	1131	const_iv (INIT_TXN)
920	const_iv (RECOVER)	1132	const_iv (RECOVER)
921	const_iv (INIT_TXN)	1133	const_iv (INIT_TXN)
922	const_iv (RECOVER_FATAL)	1134	const_iv (RECOVER_FATAL)
923	const_iv (CREATE)	1135	const_iv (CREATE)
		1136	const_iv (RDONLY)
924	const_iv (USE_ENVIRON)	1137	const_iv (USE_ENVIRON)
925	const_iv (USE_ENVIRON_ROOT)	1138	const_iv (USE_ENVIRON_ROOT)
926	const_iv (LOCKDOWN)	1139	const_iv (LOCKDOWN)
927	const_iv (PRIVATE)	1140	const_iv (PRIVATE)
928	const_iv (REGISTER)
929	const_iv (SYSTEM_MEM)	1141	const_iv (SYSTEM_MEM)
930	const_iv (AUTO_COMMIT)	1142	const_iv (AUTO_COMMIT)
931	const_iv (CDB_ALLDB)	1143	const_iv (CDB_ALLDB)
932	const_iv (DIRECT_DB)	1144	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)	1145	const_iv (NOLOCKING)
939	const_iv (NOMMAP)	1146	const_iv (NOMMAP)
940	const_iv (NOPANIC)	1147	const_iv (NOPANIC)
941	const_iv (OVERWRITE)	1148	const_iv (OVERWRITE)
942	const_iv (PANIC_ENVIRONMENT)	1149	const_iv (PANIC_ENVIRONMENT)
943	const_iv (REGION_INIT)	1150	const_iv (REGION_INIT)
944	const_iv (TIME_NOTGRANTED)	1151	const_iv (TIME_NOTGRANTED)
945	const_iv (TXN_NOSYNC)	1152	const_iv (TXN_NOSYNC)
		1153	const_iv (TXN_NOT_DURABLE)
946	const_iv (TXN_WRITE_NOSYNC)	1154	const_iv (TXN_WRITE_NOSYNC)
947	const_iv (WRITECURSOR)	1155	const_iv (WRITECURSOR)
948	const_iv (YIELDCPU)	1156	const_iv (YIELDCPU)
949	const_iv (ENCRYPT_AES)	1157	const_iv (ENCRYPT_AES)
950	const_iv (XA_CREATE)	1158	const_iv (XA_CREATE)
…		…
952	const_iv (HASH)	1160	const_iv (HASH)
953	const_iv (QUEUE)	1161	const_iv (QUEUE)
954	const_iv (RECNO)	1162	const_iv (RECNO)
955	const_iv (UNKNOWN)	1163	const_iv (UNKNOWN)
956	const_iv (EXCL)	1164	const_iv (EXCL)
957	const_iv (READ_COMMITTED)
958	const_iv (READ_UNCOMMITTED)
959	const_iv (TRUNCATE)	1165	const_iv (TRUNCATE)
960	const_iv (NOSYNC)	1166	const_iv (NOSYNC)
961	const_iv (CHKSUM)	1167	const_iv (CHKSUM)
962	const_iv (ENCRYPT)	1168	const_iv (ENCRYPT)
963	const_iv (TXN_NOT_DURABLE)
964	const_iv (DUP)	1169	const_iv (DUP)
965	const_iv (DUPSORT)	1170	const_iv (DUPSORT)
966	const_iv (RECNUM)	1171	const_iv (RECNUM)
967	const_iv (RENUMBER)	1172	const_iv (RENUMBER)
968	const_iv (REVSPLITOFF)	1173	const_iv (REVSPLITOFF)
969	const_iv (INORDER)
970	const_iv (CONSUME)	1174	const_iv (CONSUME)
971	const_iv (CONSUME_WAIT)	1175	const_iv (CONSUME_WAIT)
972	const_iv (GET_BOTH)	1176	const_iv (GET_BOTH)
973	const_iv (GET_BOTH_RANGE)	1177	const_iv (GET_BOTH_RANGE)
974	//const_iv (SET_RECNO)	1178	//const_iv (SET_RECNO)
975	//const_iv (MULTIPLE)	1179	//const_iv (MULTIPLE)
976	const_iv (SNAPSHOT)	1180	const_iv (SNAPSHOT)
977	const_iv (JOIN_ITEM)	1181	const_iv (JOIN_ITEM)
		1182	const_iv (JOIN_NOSORT)
978	const_iv (RMW)	1183	const_iv (RMW)
979		1184
980	const_iv (NOTFOUND)	1185	const_iv (NOTFOUND)
981	const_iv (KEYEMPTY)	1186	const_iv (KEYEMPTY)
982	const_iv (LOCK_DEADLOCK)	1187	const_iv (LOCK_DEADLOCK)
983	const_iv (LOCK_NOTGRANTED)	1188	const_iv (LOCK_NOTGRANTED)
984	const_iv (RUNRECOVERY)	1189	const_iv (RUNRECOVERY)
985	const_iv (OLD_VERSION)	1190	const_iv (OLD_VERSION)
986	const_iv (REP_HANDLE_DEAD)	1191	const_iv (REP_HANDLE_DEAD)
987	const_iv (REP_LOCKOUT)
988	const_iv (SECONDARY_BAD)	1192	const_iv (SECONDARY_BAD)
989
990	const_iv (FREE_SPACE)
991	const_iv (FREELIST_ONLY)
992		1193
993	const_iv (APPEND)	1194	const_iv (APPEND)
994	const_iv (NODUPDATA)	1195	const_iv (NODUPDATA)
995	const_iv (NOOVERWRITE)	1196	const_iv (NOOVERWRITE)
996		1197
…		…
998	const_iv (TXN_SYNC)	1199	const_iv (TXN_SYNC)
999		1200
1000	const_iv (SET_LOCK_TIMEOUT)	1201	const_iv (SET_LOCK_TIMEOUT)
1001	const_iv (SET_TXN_TIMEOUT)	1202	const_iv (SET_TXN_TIMEOUT)
1002		1203
1003	const_iv (JOIN_ITEM)
1004	const_iv (FIRST)	1204	const_iv (FIRST)
1005	const_iv (NEXT)	1205	const_iv (NEXT)
1006	const_iv (NEXT_DUP)	1206	const_iv (NEXT_DUP)
1007	const_iv (NEXT_NODUP)	1207	const_iv (NEXT_NODUP)
1008	const_iv (PREV)	1208	const_iv (PREV)
…		…
1020	const_iv (FORCE)	1220	const_iv (FORCE)
1021		1221
1022	const_iv (LOCK_DEFAULT)	1222	const_iv (LOCK_DEFAULT)
1023	const_iv (LOCK_EXPIRE)	1223	const_iv (LOCK_EXPIRE)
1024	const_iv (LOCK_MAXLOCKS)	1224	const_iv (LOCK_MAXLOCKS)
1025	const_iv (LOCK_MAXWRITE)
1026	const_iv (LOCK_MINLOCKS)	1225	const_iv (LOCK_MINLOCKS)
1027	const_iv (LOCK_MINWRITE)	1226	const_iv (LOCK_MINWRITE)
1028	const_iv (LOCK_OLDEST)	1227	const_iv (LOCK_OLDEST)
1029	const_iv (LOCK_RANDOM)	1228	const_iv (LOCK_RANDOM)
1030	const_iv (LOCK_YOUNGEST)	1229	const_iv (LOCK_YOUNGEST)
1031		1230
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)	1231	const_iv (DONOTINDEX)
1038	const_iv (KEYEMPTY )	1232	const_iv (KEYEMPTY )
1039	const_iv (KEYEXIST )	1233	const_iv (KEYEXIST )
1040	const_iv (LOCK_DEADLOCK)	1234	const_iv (LOCK_DEADLOCK)
1041	const_iv (LOCK_NOTGRANTED)	1235	const_iv (LOCK_NOTGRANTED)
1042	const_iv (LOG_BUFFER_FULL)
1043	const_iv (NOSERVER)	1236	const_iv (NOSERVER)
1044	const_iv (NOSERVER_HOME)	1237	const_iv (NOSERVER_HOME)
1045	const_iv (NOSERVER_ID)	1238	const_iv (NOSERVER_ID)
1046	const_iv (NOTFOUND)	1239	const_iv (NOTFOUND)
1047	const_iv (OLD_VERSION)
1048	const_iv (PAGE_NOTFOUND)	1240	const_iv (PAGE_NOTFOUND)
1049	const_iv (REP_DUPMASTER)	1241	const_iv (REP_DUPMASTER)
1050	const_iv (REP_HANDLE_DEAD)	1242	const_iv (REP_HANDLE_DEAD)
1051	const_iv (REP_HOLDELECTION)	1243	const_iv (REP_HOLDELECTION)
1052	const_iv (REP_IGNORE)
1053	const_iv (REP_ISPERM)	1244	const_iv (REP_ISPERM)
1054	const_iv (REP_JOIN_FAILURE)
1055	const_iv (REP_LOCKOUT)
1056	const_iv (REP_NEWMASTER)	1245	const_iv (REP_NEWMASTER)
1057	const_iv (REP_NEWSITE)	1246	const_iv (REP_NEWSITE)
1058	const_iv (REP_NOTPERM)	1247	const_iv (REP_NOTPERM)
1059	const_iv (REP_UNAVAIL)	1248	const_iv (REP_UNAVAIL)
1060	const_iv (RUNRECOVERY)	1249	const_iv (RUNRECOVERY)
1061	const_iv (SECONDARY_BAD)	1250	const_iv (SECONDARY_BAD)
1062	const_iv (VERIFY_BAD)	1251	const_iv (VERIFY_BAD)
1063	const_iv (VERSION_MISMATCH)
1064		1252
1065	const_iv (VERB_DEADLOCK)	1253	const_iv (VERB_DEADLOCK)
1066	const_iv (VERB_RECOVERY)	1254	const_iv (VERB_RECOVERY)
1067	const_iv (VERB_REGISTER)
1068	const_iv (VERB_REPLICATION)	1255	const_iv (VERB_REPLICATION)
1069	const_iv (VERB_WAITSFOR)	1256	const_iv (VERB_WAITSFOR)
1070		1257
1071	const_iv (VERSION_MAJOR)	1258	const_iv (VERSION_MAJOR)
1072	const_iv (VERSION_MINOR)	1259	const_iv (VERSION_MINOR)
1073	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
1074	#if DB_VERSION_MINOR >= 5	1283	#if DB_VERSION_MINOR >= 5
1075	const_iv (MULTIVERSION)	1284	const_iv (MULTIVERSION)
1076	const_iv (TXN_SNAPSHOT)	1285	const_iv (TXN_SNAPSHOT)
1077	#endif	1286	#endif
		1287	#if DB_VERSION_MINOR >= 6
		1288	const_iv (PREV_DUP)
		1289	const_iv (PRIORITY_UNCHANGED)
		1290	const_iv (PRIORITY_VERY_LOW)
		1291	const_iv (PRIORITY_LOW)
		1292	const_iv (PRIORITY_DEFAULT)
		1293	const_iv (PRIORITY_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)
		1308	# endif
		1309	#endif
1078	};	1310	};
1079		1311
1080	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; )
1081	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1313	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1082		1314
1083	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
1084	newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1322	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1085		1323
1086	create_pipe (respipe);	1324	create_respipe ();
1087		1325
1088	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1326	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1089	#ifdef _WIN32	1327	patch_errno ();
1090	X_MUTEX_CHECK (wrklock);
1091	X_MUTEX_CHECK (reslock);
1092	X_MUTEX_CHECK (reqlock);
1093
1094	X_COND_CHECK (reqwait);
1095	#endif
1096	}	1328	}
1097		1329
1098	void	1330	void
1099	max_poll_reqs (int nreqs)	1331	max_poll_reqs (int nreqs)
1100	PROTOTYPE: $	1332	PROTOTYPE: $
…		…
1240	CODE:	1472	CODE:
1241	RETVAL = db_strerror (errorno);	1473	RETVAL = db_strerror (errorno);
1242	OUTPUT:	1474	OUTPUT:
1243	RETVAL	1475	RETVAL
1244		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
1245	DB_ENV *	1482	DB_ENV *
1246	db_env_create (U32 env_flags = 0)	1483	db_env_create (U32 env_flags = 0)
1247	CODE:	1484	CODE:
1248	{	1485	{
1249	errno = db_env_create (&RETVAL, env_flags);	1486	errno = db_env_create (&RETVAL, env_flags);
…		…
1258	}	1495	}
1259	OUTPUT:	1496	OUTPUT:
1260	RETVAL	1497	RETVAL
1261		1498
1262	void	1499	void
1263	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
1264	CODE:	1503	CODE:
1265	{	1504	{
1266	dREQ (REQ_ENV_OPEN);	1505	dREQ (REQ_ENV_OPEN);
1267
1268	env->set_thread_count (env, wanted + 2);
1269
1270	req->env = env;	1506	req->env = env;
1271	req->uint1 = open_flags | DB_THREAD;	1507	req->uint1 = open_flags | DB_THREAD;
1272	req->int1 = mode;	1508	req->int1 = mode;
1273	req->buf1 = strdup_ornull (db_home);	1509	req->buf1 = strdup_ornull (db_home);
1274	REQ_SEND;	1510	REQ_SEND;
1275	}	1511	}
1276		1512
1277	void	1513	void
1278	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
1279	CODE:	1517	CODE:
1280	{	1518	{
1281	dREQ (REQ_ENV_CLOSE);	1519	dREQ (REQ_ENV_CLOSE);
1282	req->env = env;	1520	req->env = env;
1283	req->uint1 = flags;	1521	req->uint1 = flags;
1284	REQ_SEND;	1522	REQ_SEND;
1285	ptr_nuke (ST (0));	1523	ptr_nuke (ST (0));
1286	}	1524	}
1287		1525
1288	void	1526	void
1289	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
1290	CODE:	1530	CODE:
1291	{	1531	{
1292	dREQ (REQ_ENV_TXN_CHECKPOINT);	1532	dREQ (REQ_ENV_TXN_CHECKPOINT);
1293	req->env = env;	1533	req->env = env;
1294	req->uint1 = kbyte;	1534	req->uint1 = kbyte;
…		…
1296	req->uint2 = flags;	1536	req->uint2 = flags;
1297	REQ_SEND;	1537	REQ_SEND;
1298	}	1538	}
1299		1539
1300	void	1540	void
1301	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
1302	CODE:	1544	CODE:
1303	{	1545	{
1304	dREQ (REQ_ENV_LOCK_DETECT);	1546	dREQ (REQ_ENV_LOCK_DETECT);
1305	req->env = env;	1547	req->env = env;
1306	req->uint1 = flags;	1548	req->uint1 = flags;
1307	req->uint2 = atype;	1549	req->uint2 = atype;
		1550	/* req->int2 = 0; dummy */
1308	REQ_SEND;	1551	REQ_SEND;
1309	}	1552	}
1310		1553
1311	void	1554	void
1312	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
1313	CODE:	1558	CODE:
1314	{	1559	{
1315	dREQ (REQ_ENV_MEMP_SYNC);	1560	dREQ (REQ_ENV_MEMP_SYNC);
1316	req->env = env;	1561	req->env = env;
1317	REQ_SEND;	1562	REQ_SEND;
1318	}	1563	}
1319		1564
1320	void	1565	void
1321	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
1322	CODE:	1569	CODE:
1323	{	1570	{
1324	dREQ (REQ_ENV_MEMP_TRICKLE);	1571	dREQ (REQ_ENV_MEMP_TRICKLE);
1325	req->env = env;	1572	req->env = env;
1326	req->int1 = percent;	1573	req->int1 = percent;
1327	REQ_SEND;	1574	REQ_SEND;
1328	}	1575	}
1329		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	}
1330		1605
1331	DB *	1606	DB *
1332	db_create (DB_ENV *env = 0, U32 flags = 0)	1607	db_create (DB_ENV *env = 0, U32 flags = 0)
1333	CODE:	1608	CODE:
1334	{	1609	{
…		…
1341	}	1616	}
1342	OUTPUT:	1617	OUTPUT:
1343	RETVAL	1618	RETVAL
1344		1619
1345	void	1620	void
1346	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
1347	CODE:	1624	CODE:
1348	{	1625	{
1349	dREQ (REQ_DB_OPEN);	1626	dREQ (REQ_DB_OPEN);
1350	req->db = db;	1627	req->db = db;
1351	req->txn = txnid;	1628	req->txn = txnid;
…		…
1356	req->int2 = mode;	1633	req->int2 = mode;
1357	REQ_SEND;	1634	REQ_SEND;
1358	}	1635	}
1359		1636
1360	void	1637	void
1361	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
1362	CODE:	1641	CODE:
1363	{	1642	{
1364	dREQ (REQ_DB_CLOSE);	1643	dREQ (REQ_DB_CLOSE);
1365	req->db = db;	1644	req->db = db;
1366	req->uint1 = flags;	1645	req->uint1 = flags;
1367	req->sv1 = (SV *)db->app_private;	1646	req->sv1 = (SV *)db->app_private;
1368	REQ_SEND;	1647	REQ_SEND;
1369	ptr_nuke (ST (0));	1648	ptr_nuke (ST (0));
1370	}	1649	}
1371		1650
		1651	#if DB_VERSION_MINOR >= 4
		1652
1372	void	1653	void
1373	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
1374	CODE:	1657	CODE:
1375	{	1658	{
1376	dREQ (REQ_DB_COMPACT);	1659	dREQ (REQ_DB_COMPACT);
1377	req->db = db;	1660	req->db = db;
1378	req->txn = txn;	1661	req->txn = txn;
…		…
1380	sv_to_dbt (&req->dbt2, stop);	1663	sv_to_dbt (&req->dbt2, stop);
1381	req->uint1 = flags;	1664	req->uint1 = flags;
1382	REQ_SEND;	1665	REQ_SEND;
1383	}	1666	}
1384		1667
		1668	#endif
		1669
1385	void	1670	void
1386	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
1387	CODE:	1674	CODE:
1388	{	1675	{
1389	dREQ (REQ_DB_SYNC);	1676	dREQ (REQ_DB_SYNC);
1390	req->db = db;	1677	req->db = db;
1391	req->uint1 = flags;	1678	req->uint1 = flags;
1392	REQ_SEND;	1679	REQ_SEND;
1393	}	1680	}
1394		1681
1395	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
1396	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
1397	CODE:	1699	CODE:
1398	{	1700	{
1399	dREQ (REQ_DB_KEY_RANGE);	1701	dREQ (REQ_DB_KEY_RANGE);
1400	req->db = db;	1702	req->db = db;
1401	req->txn = txn;	1703	req->txn = txn;
…		…
1404	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1706	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1405	REQ_SEND;	1707	REQ_SEND;
1406	}	1708	}
1407		1709
1408	void	1710	void
1409	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
1410	CODE:	1714	CODE:
1411	{	1715	{
1412	dREQ (REQ_DB_PUT);	1716	dREQ (REQ_DB_PUT);
1413	req->db = db;	1717	req->db = db;
1414	req->txn = txn;	1718	req->txn = txn;
…		…
1416	sv_to_dbt (&req->dbt2, data);	1720	sv_to_dbt (&req->dbt2, data);
1417	req->uint1 = flags;	1721	req->uint1 = flags;
1418	REQ_SEND;	1722	REQ_SEND;
1419	}	1723	}
1420		1724
		1725	#if DB_VERSION_MINOR >= 6
		1726
1421	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
1422	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
1423	CODE:	1747	CODE:
		1748	if (SvREADONLY (data))
		1749	croak ("can't modify read-only data scalar in db_get");
1424	{	1750	{
1425	dREQ (REQ_DB_GET);	1751	dREQ (REQ_DB_GET);
1426	req->db = db;	1752	req->db = db;
1427	req->txn = txn;	1753	req->txn = txn;
1428	req->uint1 = flags;	1754	req->uint1 = flags;
…		…
1431	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1757	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1432	REQ_SEND;	1758	REQ_SEND;
1433	}	1759	}
1434		1760
1435	void	1761	void
1436	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
1437	CODE:	1765	CODE:
		1766	if (SvREADONLY (data))
		1767	croak ("can't modify read-only data scalar in db_pget");
1438	{	1768	{
1439	dREQ (REQ_DB_PGET);	1769	dREQ (REQ_DB_PGET);
1440	req->db = db;	1770	req->db = db;
1441	req->txn = txn;	1771	req->txn = txn;
1442	req->uint1 = flags;	1772	req->uint1 = flags;
…		…
1446	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1776	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1447	REQ_SEND;	1777	REQ_SEND;
1448	}	1778	}
1449		1779
1450	void	1780	void
1451	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
1452	CODE:	1784	CODE:
1453	{	1785	{
1454	dREQ (REQ_DB_DEL);	1786	dREQ (REQ_DB_DEL);
1455	req->db = db;	1787	req->db = db;
1456	req->txn = txn;	1788	req->txn = txn;
…		…
1458	sv_to_dbt (&req->dbt1, key);	1790	sv_to_dbt (&req->dbt1, key);
1459	REQ_SEND;	1791	REQ_SEND;
1460	}	1792	}
1461		1793
1462	void	1794	void
1463	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
1464	CODE:	1798	CODE:
1465	{	1799	{
1466	dREQ (REQ_TXN_COMMIT);	1800	dREQ (REQ_TXN_COMMIT);
1467	req->txn = txn;	1801	req->txn = txn;
1468	req->uint1 = flags;	1802	req->uint1 = flags;
1469	REQ_SEND;	1803	REQ_SEND;
1470	ptr_nuke (ST (0));	1804	ptr_nuke (ST (0));
1471	}	1805	}
1472		1806
1473	void	1807	void
1474	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
1475	CODE:	1811	CODE:
1476	{	1812	{
1477	dREQ (REQ_TXN_ABORT);	1813	dREQ (REQ_TXN_ABORT);
1478	req->txn = txn;	1814	req->txn = txn;
1479	REQ_SEND;	1815	REQ_SEND;
1480	ptr_nuke (ST (0));	1816	ptr_nuke (ST (0));
1481	}	1817	}
1482		1818
1483	void	1819	void
		1820	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1821	PREINIT:
		1822	CALLBACK
		1823	CODE:
		1824	{
		1825	dREQ (REQ_TXN_FINISH);
		1826	req->txn = txn;
		1827	req->uint1 = flags;
		1828	REQ_SEND;
		1829	ptr_nuke (ST (0));
		1830	}
		1831
		1832	void
1484	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)	1833	db_c_close (DBC *dbc, SV *callback = 0)
		1834	PREINIT:
		1835	CALLBACK
1485	CODE:	1836	CODE:
1486	{	1837	{
1487	dREQ (REQ_C_CLOSE);	1838	dREQ (REQ_C_CLOSE);
1488	req->dbc = dbc;	1839	req->dbc = dbc;
1489	REQ_SEND;	1840	REQ_SEND;
1490	ptr_nuke (ST (0));	1841	ptr_nuke (ST (0));
1491	}	1842	}
1492		1843
1493	void	1844	void
1494	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
1495	CODE:	1848	CODE:
1496	{	1849	{
1497	dREQ (REQ_C_COUNT);	1850	dREQ (REQ_C_COUNT);
1498	req->dbc = dbc;	1851	req->dbc = dbc;
1499	req->sv1 = SvREFCNT_inc (count);	1852	req->sv1 = SvREFCNT_inc (count);
1500	REQ_SEND;	1853	REQ_SEND;
1501	}	1854	}
1502		1855
1503	void	1856	void
1504	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
1505	CODE:	1860	CODE:
1506	{	1861	{
1507	dREQ (REQ_C_PUT);	1862	dREQ (REQ_C_PUT);
1508	req->dbc = dbc;	1863	req->dbc = dbc;
1509	sv_to_dbt (&req->dbt1, key);	1864	sv_to_dbt (&req->dbt1, key);
…		…
1511	req->uint1 = flags;	1866	req->uint1 = flags;
1512	REQ_SEND;	1867	REQ_SEND;
1513	}	1868	}
1514		1869
1515	void	1870	void
1516	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
1517	CODE:	1874	CODE:
1518	{	1875	{
1519	dREQ (REQ_C_GET);	1876	dREQ (REQ_C_GET);
1520	req->dbc = dbc;	1877	req->dbc = dbc;
1521	req->uint1 = flags;	1878	req->uint1 = flags;
…		…
1536	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1893	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1537	REQ_SEND;	1894	REQ_SEND;
1538	}	1895	}
1539		1896
1540	void	1897	void
1541	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
1542	CODE:	1901	CODE:
1543	{	1902	{
1544	dREQ (REQ_C_PGET);	1903	dREQ (REQ_C_PGET);
1545	req->dbc = dbc;	1904	req->dbc = dbc;
1546	req->uint1 = flags;	1905	req->uint1 = flags;
…		…
1564	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1923	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1565	REQ_SEND;	1924	REQ_SEND;
1566	}	1925	}
1567		1926
1568	void	1927	void
1569	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
1570	CODE:	1931	CODE:
1571	{	1932	{
1572	dREQ (REQ_C_DEL);	1933	dREQ (REQ_C_DEL);
1573	req->dbc = dbc;	1934	req->dbc = dbc;
1574	req->uint1 = flags;	1935	req->uint1 = flags;
1575	REQ_SEND;	1936	REQ_SEND;
1576	}	1937	}
1577		1938
1578		1939
		1940	#if DB_VERSION_MINOR >= 3
		1941
1579	void	1942	void
1580	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
1581	CODE:	1946	CODE:
1582	{	1947	{
1583	dREQ (REQ_SEQ_OPEN);	1948	dREQ (REQ_SEQ_OPEN);
1584	req->seq = seq;	1949	req->seq = seq;
1585	req->txn = txnid;	1950	req->txn = txnid;
…		…
1587	sv_to_dbt (&req->dbt1, key);	1952	sv_to_dbt (&req->dbt1, key);
1588	REQ_SEND;	1953	REQ_SEND;
1589	}	1954	}
1590		1955
1591	void	1956	void
1592	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
1593	CODE:	1960	CODE:
1594	{	1961	{
1595	dREQ (REQ_SEQ_CLOSE);	1962	dREQ (REQ_SEQ_CLOSE);
1596	req->seq = seq;	1963	req->seq = seq;
1597	req->uint1 = flags;	1964	req->uint1 = flags;
1598	REQ_SEND;	1965	REQ_SEND;
1599	ptr_nuke (ST (0));	1966	ptr_nuke (ST (0));
1600	}	1967	}
1601		1968
1602	void	1969	void
1603	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
1604	CODE:	1973	CODE:
1605	{	1974	{
1606	dREQ (REQ_SEQ_GET);	1975	dREQ (REQ_SEQ_GET);
1607	req->seq = seq;	1976	req->seq = seq;
1608	req->txn = txnid;	1977	req->txn = txnid;
…		…
1611	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	1980	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1612	REQ_SEND;	1981	REQ_SEND;
1613	}	1982	}
1614		1983
1615	void	1984	void
1616	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
1617	CODE:	1988	CODE:
1618	{	1989	{
1619	dREQ (REQ_SEQ_REMOVE);	1990	dREQ (REQ_SEQ_REMOVE);
1620	req->seq = seq;	1991	req->seq = seq;
1621	req->txn = txnid;	1992	req->txn = txnid;
1622	req->uint1 = flags;	1993	req->uint1 = flags;
1623	REQ_SEND;	1994	REQ_SEND;
1624	}	1995	}
1625		1996
		1997	#endif
		1998
1626		1999
1627	MODULE = BDB PACKAGE = BDB::Env	2000	MODULE = BDB PACKAGE = BDB::Env
1628		2001
1629	void	2002	void
1630	DESTROY (DB_ENV_ornull *env)	2003	DESTROY (DB_ENV_ornuked *env)
1631	CODE:	2004	CODE:
1632	if (env)	2005	if (env)
1633	env->close (env, 0);	2006	env->close (env, 0);
1634		2007
1635	int set_data_dir (DB_ENV *env, const char *dir)	2008	int set_data_dir (DB_ENV *env, const char *dir)
…		…
1660	CODE:	2033	CODE:
1661	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2034	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1662	OUTPUT:	2035	OUTPUT:
1663	RETVAL	2036	RETVAL
1664		2037
1665	int set_flags (DB_ENV *env, U32 flags, int onoff)	2038	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1666	CODE:	2039	CODE:
1667	RETVAL = env->set_flags (env, flags, onoff);	2040	RETVAL = env->set_flags (env, flags, onoff);
1668	OUTPUT:	2041	OUTPUT:
1669	RETVAL	2042	RETVAL
1670		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
1671	void set_errfile (DB_ENV *env, FILE *errfile)	2061	void set_errfile (DB_ENV *env, FILE *errfile = 0)
1672	CODE:	2062	CODE:
1673	env->set_errfile (env, errfile);	2063	env->set_errfile (env, errfile);
1674		2064
1675	void set_msgfile (DB_ENV *env, FILE *msgfile)	2065	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
1676	CODE:	2066	CODE:
1677	env->set_msgfile (env, msgfile);	2067	env->set_msgfile (env, msgfile);
1678		2068
1679	int set_verbose (DB_ENV *env, U32 which, int onoff = 1)	2069	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1680	CODE:	2070	CODE:
1681	RETVAL = env->set_verbose (env, which, onoff);	2071	RETVAL = env->set_verbose (env, which, onoff);
1682	OUTPUT:	2072	OUTPUT:
1683	RETVAL	2073	RETVAL
1684		2074
…		…
1686	CODE:	2076	CODE:
1687	RETVAL = env->set_encrypt (env, password, flags);	2077	RETVAL = env->set_encrypt (env, password, flags);
1688	OUTPUT:	2078	OUTPUT:
1689	RETVAL	2079	RETVAL
1690		2080
1691	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2081	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1692	CODE:	2082	CODE:
1693	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2083	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1694	OUTPUT:	2084	OUTPUT:
1695	RETVAL	2085	RETVAL
1696		2086
…		…
1745	int set_lg_max (DB_ENV *env, U32 max)	2135	int set_lg_max (DB_ENV *env, U32 max)
1746	CODE:	2136	CODE:
1747	RETVAL = env->set_lg_max (env, max);	2137	RETVAL = env->set_lg_max (env, max);
1748	OUTPUT:	2138	OUTPUT:
1749	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
1750		2168
1751	DB_TXN *	2169	DB_TXN *
1752	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)
1753	CODE:	2171	CODE:
1754	errno = env->txn_begin (env, parent, &RETVAL, flags);	2172	errno = env->txn_begin (env, parent, &RETVAL, flags);
1755	if (errno)	2173	if (errno)
1756	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2174	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1757	OUTPUT:	2175	OUTPUT:
1758	RETVAL	2176	RETVAL
1759		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
1760	MODULE = BDB PACKAGE = BDB::Db	2191	MODULE = BDB PACKAGE = BDB::Db
1761		2192
1762	void	2193	void
1763	DESTROY (DB_ornull *db)	2194	DESTROY (DB_ornuked *db)
1764	CODE:	2195	CODE:
1765	if (db)	2196	if (db)
1766	{	2197	{
1767	SV *env = (SV *)db->app_private;	2198	SV *env = (SV *)db->app_private;
1768	db->close (db, 0);	2199	db->close (db, 0);
…		…
1773	CODE:	2204	CODE:
1774	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2205	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1775	OUTPUT:	2206	OUTPUT:
1776	RETVAL	2207	RETVAL
1777		2208
1778	int set_flags (DB *db, U32 flags);	2209	int set_flags (DB *db, U32 flags)
1779	CODE:	2210	CODE:
1780	RETVAL = db->set_flags (db, flags);	2211	RETVAL = db->set_flags (db, flags);
1781	OUTPUT:	2212	OUTPUT:
1782	RETVAL	2213	RETVAL
1783		2214
…		…
1797	CODE:	2228	CODE:
1798	RETVAL = db->set_bt_minkey (db, minkey);	2229	RETVAL = db->set_bt_minkey (db, minkey);
1799	OUTPUT:	2230	OUTPUT:
1800	RETVAL	2231	RETVAL
1801		2232
1802	int set_re_delim(DB *db, int delim);	2233	int set_re_delim (DB *db, int delim)
1803	CODE:	2234	CODE:
1804	RETVAL = db->set_re_delim (db, delim);	2235	RETVAL = db->set_re_delim (db, delim);
1805	OUTPUT:	2236	OUTPUT:
1806	RETVAL	2237	RETVAL
1807		2238
…		…
1848	if (errno)	2279	if (errno)
1849	croak ("DB->cursor: %s", db_strerror (errno));	2280	croak ("DB->cursor: %s", db_strerror (errno));
1850	OUTPUT:	2281	OUTPUT:
1851	RETVAL	2282	RETVAL
1852		2283
		2284	#if DB_VERSION_MINOR >= 3
		2285
1853	DB_SEQUENCE *	2286	DB_SEQUENCE *
1854	sequence (DB *db, U32 flags = 0)	2287	sequence (DB *db, U32 flags = 0)
1855	CODE:	2288	CODE:
1856	{	2289	{
1857	errno = db_sequence_create (&RETVAL, db, flags);	2290	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1859	croak ("db_sequence_create: %s", db_strerror (errno));	2292	croak ("db_sequence_create: %s", db_strerror (errno));
1860	}	2293	}
1861	OUTPUT:	2294	OUTPUT:
1862	RETVAL	2295	RETVAL
1863		2296
		2297	#endif
		2298
1864		2299
1865	MODULE = BDB PACKAGE = BDB::Txn	2300	MODULE = BDB PACKAGE = BDB::Txn
1866		2301
1867	void	2302	void
1868	DESTROY (DB_TXN_ornull *txn)	2303	DESTROY (DB_TXN_ornuked *txn)
1869	CODE:	2304	CODE:
1870	if (txn)	2305	if (txn)
1871	txn->abort (txn);	2306	txn->abort (txn);
1872		2307
1873	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2308	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1874	CODE:	2309	CODE:
1875	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2310	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1876	OUTPUT:	2311	OUTPUT:
1877	RETVAL	2312	RETVAL
1878		2313
		2314	int failed (DB_TXN *txn)
		2315	CODE:
		2316	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2317	OUTPUT:
		2318	RETVAL
		2319
1879		2320
1880	MODULE = BDB PACKAGE = BDB::Cursor	2321	MODULE = BDB PACKAGE = BDB::Cursor
1881		2322
1882	void	2323	void
1883	DESTROY (DBC_ornull *dbc)	2324	DESTROY (DBC_ornuked *dbc)
1884	CODE:	2325	CODE:
1885	if (dbc)	2326	if (dbc)
1886	dbc->c_close (dbc);	2327	dbc->c_close (dbc);
1887		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
1888	MODULE = BDB PACKAGE = BDB::Sequence	2339	MODULE = BDB PACKAGE = BDB::Sequence
1889		2340
1890	void	2341	void
1891	DESTROY (DB_SEQUENCE_ornull *seq)	2342	DESTROY (DB_SEQUENCE_ornuked *seq)
1892	CODE:	2343	CODE:
1893	if (seq)	2344	if (seq)
1894	seq->close (seq, 0);	2345	seq->close (seq, 0);
1895		2346
1896	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2347	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1915	CODE:	2366	CODE:
1916	RETVAL = seq->set_range (seq, min, max);	2367	RETVAL = seq->set_range (seq, min, max);
1917	OUTPUT:	2368	OUTPUT:
1918	RETVAL	2369	RETVAL
1919		2370
		2371	#endif
		2372
		2373

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