ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/BDB/BDB.xs

Comparing BDB/BDB.xs (file contents):
Revision 1.14 by root, Sun Jul 8 13:41:03 2007 UTC vs.
Revision 1.47 by root, Fri Jul 18 22:39:10 2008 UTC

…		…
27	# include <unistd.h>	27	# include <unistd.h>
28	#endif	28	#endif
29		29
30	#include <db.h>	30	#include <db.h>
31		31
32	#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4)	32	#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
33	# error you need Berkeley DB 4.4 or newer installed	33	# error you need Berkeley DB 4.3 or a newer 4.x version installed
34	#endif	34	#endif
35		35
36	/* number of seconds after which idle threads exit */	36	/* number of seconds after which idle threads exit */
37	#define IDLE_TIMEOUT 10	37	#define IDLE_TIMEOUT 10
38		38
39	typedef DB_ENV DB_ENV_ornull;	39	typedef DB_ENV DB_ENV_ornull;
40	typedef DB_TXN DB_TXN_ornull;	40	typedef DB_TXN DB_TXN_ornull;
41	typedef DBC DBC_ornull;	41	typedef DBC DBC_ornull;
42	typedef DB DB_ornull;	42	typedef DB DB_ornull;
		43
		44	typedef DB_ENV DB_ENV_ornuked;
		45	typedef DB_TXN DB_TXN_ornuked;
		46	typedef DBC DBC_ornuked;
		47	typedef DB DB_ornuked;
		48
		49	#if DB_VERSION_MINOR >= 3
43	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	50	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		51	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		52	#endif
44		53
45	typedef SV SV8; /* byte-sv, used for argument-checking */	54	typedef SV SV8; /* byte-sv, used for argument-checking */
46	typedef char *octetstring;	55	typedef char *bdb_filename;
47		56
48	static SV *prepare_cb;	57	static SV *prepare_cb;
		58
		59	#if DB_VERSION_MINOR >= 6
		60	# define c_close close
		61	# define c_count count
		62	# define c_del del
		63	# define c_dup dup
		64	# define c_get get
		65	# define c_pget pget
		66	# define c_put put
		67	#endif
		68
		69	static char *
		70	get_bdb_filename (SV *sv)
		71	{
		72	if (!SvOK (sv))
		73	return 0;
		74
		75	#if _WIN32
		76	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		77	{
		78	STRLEN len;
		79	char *src = SvPVbyte (sv, len);
		80	SV *t1 = sv_newmortal ();
		81	SV *t2 = sv_newmortal ();
		82
		83	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		84	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		85
		86	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		87	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		88	SvPOK_only (t2);
		89	SvPVX (t2)[len] = 0;
		90	SvCUR_set (t2, len);
		91
		92	return SvPVX (t2);
		93	}
		94	#else
		95	return SvPVbyte_nolen (sv);
		96	#endif
		97	}
49		98
50	static void	99	static void
51	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)	100	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
52	{	101	{
53	printf ("err[%s]\n", msg);	102	printf ("err[%s]\n", msg);
…		…
91	}	140	}
92		141
93	enum {	142	enum {
94	REQ_QUIT,	143	REQ_QUIT,
95	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	144	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
96	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	145	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,	146	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,	147	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,	148	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,	149	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,	150	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
102	};	151	};
103		152
104	typedef struct aio_cb	153	typedef struct bdb_cb
105	{	154	{
106	struct aio_cb *volatile next;	155	struct bdb_cb *volatile next;
107	SV *callback;	156	SV *callback;
108	int type, pri, result;	157	int type, pri, result;
109		158
110	DB_ENV *env;	159	DB_ENV *env;
111	DB *db;	160	DB *db;
…		…
113	DBC *dbc;	162	DBC *dbc;
114		163
115	UV uv1;	164	UV uv1;
116	int int1, int2;	165	int int1, int2;
117	U32 uint1, uint2;	166	U32 uint1, uint2;
118	char *buf1, *buf2;	167	char *buf1, *buf2, *buf3;
119	SV *sv1, *sv2, *sv3;	168	SV *sv1, *sv2, *sv3;
120		169
121	DBT dbt1, dbt2, dbt3;	170	DBT dbt1, dbt2, dbt3;
122	DB_KEY_RANGE key_range;	171	DB_KEY_RANGE key_range;
		172	#if DB_VERSION_MINOR >= 3
123	DB_SEQUENCE *seq;	173	DB_SEQUENCE *seq;
124	db_seq_t seq_t;	174	db_seq_t seq_t;
125	} aio_cb;	175	#endif
		176	} bdb_cb;
126		177
127	typedef aio_cb *aio_req;	178	typedef bdb_cb *bdb_req;
128		179
129	enum {	180	enum {
130	PRI_MIN = -4,	181	PRI_MIN = -4,
131	PRI_MAX = 4,	182	PRI_MAX = 4,
132		183
…		…
135	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	186	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
136	};	187	};
137		188
138	#define AIO_TICKS ((1000000 + 1023) >> 10)	189	#define AIO_TICKS ((1000000 + 1023) >> 10)
139		190
		191	static SV *on_next_submit;
		192
140	static unsigned int max_poll_time = 0;	193	static unsigned int max_poll_time = 0;
141	static unsigned int max_poll_reqs = 0;	194	static unsigned int max_poll_reqs = 0;
142		195
143	/* calculcate time difference in ~1/AIO_TICKS of a second */	196	/* calculcate time difference in ~1/AIO_TICKS of a second */
144	static int tvdiff (struct timeval *tv1, struct timeval *tv2)	197	static int tvdiff (struct timeval *tv1, struct timeval *tv2)
…		…
159	struct worker *prev, *next;	212	struct worker *prev, *next;
160		213
161	thread_t tid;	214	thread_t tid;
162		215
163	/* locked by reslock, reqlock or wrklock */	216	/* locked by reslock, reqlock or wrklock */
164	aio_req req; /* currently processed request */	217	bdb_req req; /* currently processed request */
165	void *dbuf;	218	void *dbuf;
166	DIR *dirp;	219	DIR *dirp;
167	} worker;	220	} worker;
168		221
169	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	222	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
181	}	234	}
182		235
183	static volatile unsigned int nreqs, nready, npending;	236	static volatile unsigned int nreqs, nready, npending;
184	static volatile unsigned int max_idle = 4;	237	static volatile unsigned int max_idle = 4;
185	static volatile unsigned int max_outstanding = 0xffffffff;	238	static volatile unsigned int max_outstanding = 0xffffffff;
186	static int respipe [2], respipe_osf [2];	239	static int respipe_osf [2], respipe [2] = { -1, -1 };
187		240
188	static mutex_t reslock = X_MUTEX_INIT;	241	static mutex_t reslock = X_MUTEX_INIT;
189	static mutex_t reqlock = X_MUTEX_INIT;	242	static mutex_t reqlock = X_MUTEX_INIT;
190	static cond_t reqwait = X_COND_INIT;	243	static cond_t reqwait = X_COND_INIT;
191		244
192	#if WORDACCESS_UNSAFE	245	#if WORDACCESS_UNSAFE
193		246
194	static unsigned int get_nready ()	247	static unsigned int get_nready (void)
195	{	248	{
196	unsigned int retval;	249	unsigned int retval;
197		250
198	X_LOCK (reqlock);	251	X_LOCK (reqlock);
199	retval = nready;	252	retval = nready;
200	X_UNLOCK (reqlock);	253	X_UNLOCK (reqlock);
201		254
202	return retval;	255	return retval;
203	}	256	}
204		257
205	static unsigned int get_npending ()	258	static unsigned int get_npending (void)
206	{	259	{
207	unsigned int retval;	260	unsigned int retval;
208		261
209	X_LOCK (reslock);	262	X_LOCK (reslock);
210	retval = npending;	263	retval = npending;
211	X_UNLOCK (reslock);	264	X_UNLOCK (reslock);
212		265
213	return retval;	266	return retval;
214	}	267	}
215		268
216	static unsigned int get_nthreads ()	269	static unsigned int get_nthreads (void)
217	{	270	{
218	unsigned int retval;	271	unsigned int retval;
219		272
220	X_LOCK (wrklock);	273	X_LOCK (wrklock);
221	retval = started;	274	retval = started;
…		…
236	* a somewhat faster data structure might be nice, but	289	* a somewhat faster data structure might be nice, but
237	* with 8 priorities this actually needs <20 insns	290	* with 8 priorities this actually needs <20 insns
238	* per shift, the most expensive operation.	291	* per shift, the most expensive operation.
239	*/	292	*/
240	typedef struct {	293	typedef struct {
241	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	294	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
242	int size;	295	int size;
243	} reqq;	296	} reqq;
244		297
245	static reqq req_queue;	298	static reqq req_queue;
246	static reqq res_queue;	299	static reqq res_queue;
247		300
248	int reqq_push (reqq *q, aio_req req)	301	int reqq_push (reqq *q, bdb_req req)
249	{	302	{
250	int pri = req->pri;	303	int pri = req->pri;
251	req->next = 0;	304	req->next = 0;
252		305
253	if (q->qe[pri])	306	if (q->qe[pri])
…		…
259	q->qe[pri] = q->qs[pri] = req;	312	q->qe[pri] = q->qs[pri] = req;
260		313
261	return q->size++;	314	return q->size++;
262	}	315	}
263		316
264	aio_req reqq_shift (reqq *q)	317	bdb_req reqq_shift (reqq *q)
265	{	318	{
266	int pri;	319	int pri;
267		320
268	if (!q->size)	321	if (!q->size)
269	return 0;	322	return 0;
270		323
271	--q->size;	324	--q->size;
272		325
273	for (pri = NUM_PRI; pri--; )	326	for (pri = NUM_PRI; pri--; )
274	{	327	{
275	aio_req req = q->qs[pri];	328	bdb_req req = q->qs[pri];
276		329
277	if (req)	330	if (req)
278	{	331	{
279	if (!(q->qs[pri] = req->next))	332	if (!(q->qs[pri] = req->next))
280	q->qe[pri] = 0;	333	q->qe[pri] = 0;
…		…
284	}	337	}
285		338
286	abort ();	339	abort ();
287	}	340	}
288		341
289	static int poll_cb ();	342	static int poll_cb (void);
290	static void req_free (aio_req req);	343	static void req_free (bdb_req req);
291	static void req_cancel (aio_req req);	344	static void req_cancel (bdb_req req);
292		345
293	static int req_invoke (aio_req req)	346	static int req_invoke (bdb_req req)
294	{	347	{
295	dSP;	348	dSP;
296		349
297	if (SvOK (req->callback))	350	if (req->callback)
298	{	351	{
299	ENTER;	352	ENTER;
300	SAVETMPS;	353	SAVETMPS;
301	PUSHMARK (SP);	354	PUSHMARK (SP);
302		355
…		…
316	dbt_to_sv (req->sv1, &req->dbt1);	369	dbt_to_sv (req->sv1, &req->dbt1);
317	dbt_to_sv (req->sv2, &req->dbt2);	370	dbt_to_sv (req->sv2, &req->dbt2);
318	dbt_to_sv (req->sv3, &req->dbt3);	371	dbt_to_sv (req->sv3, &req->dbt3);
319	break;	372	break;
320		373
		374	case REQ_DB_PUT:
		375	case REQ_C_PUT:
		376	dbt_to_sv (0, &req->dbt1);
		377	dbt_to_sv (0, &req->dbt2);
		378	break;
		379
321	case REQ_DB_KEY_RANGE:	380	case REQ_DB_KEY_RANGE:
322	{	381	{
323	AV *av = newAV ();	382	AV *av = newAV ();
324		383
325	av_push (av, newSVnv (req->key_range.less));	384	av_push (av, newSVnv (req->key_range.less));
…		…
330	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));	389	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
331	SvREFCNT_dec (req->sv1);	390	SvREFCNT_dec (req->sv1);
332	}	391	}
333	break;	392	break;
334		393
		394	#if DB_VERSION_MINOR >= 3
335	case REQ_SEQ_GET:	395	case REQ_SEQ_GET:
336	SvREADONLY_off (req->sv1);	396	SvREADONLY_off (req->sv1);
337		397
338	if (sizeof (IV) > 4)	398	if (sizeof (IV) > 4)
339	sv_setiv_mg (req->sv1, req->seq_t);	399	sv_setiv_mg (req->sv1, (IV)req->seq_t);
340	else	400	else
341	sv_setnv_mg (req->sv1, req->seq_t);	401	sv_setnv_mg (req->sv1, (NV)req->seq_t);
342		402
343	SvREFCNT_dec (req->sv1);	403	SvREFCNT_dec (req->sv1);
344	break;	404	break;
		405	#endif
345	}	406	}
346		407
347	errno = req->result;	408	errno = req->result;
348		409
349	PUTBACK;	410	PUTBACK;
…		…
355	}	416	}
356		417
357	return !SvTRUE (ERRSV);	418	return !SvTRUE (ERRSV);
358	}	419	}
359		420
360	static void req_free (aio_req req)	421	static void req_free (bdb_req req)
361	{	422	{
		423	SvREFCNT_dec (req->callback);
		424
362	free (req->buf1);	425	free (req->buf1);
363	free (req->buf2);	426	free (req->buf2);
		427	free (req->buf3);
		428
364	Safefree (req);	429	Safefree (req);
365	}	430	}
366		431
367	#ifdef USE_SOCKETS_AS_HANDLES	432	#ifdef USE_SOCKETS_AS_HANDLES
368	# define TO_SOCKET(x) (win32_get_osfhandle (x))	433	# define TO_SOCKET(x) (win32_get_osfhandle (x))
369	#else	434	#else
370	# define TO_SOCKET(x) (x)	435	# define TO_SOCKET(x) (x)
371	#endif	436	#endif
372		437
373	static void	438	static void
374	create_pipe (int fd[2])	439	create_respipe (void)
375	{	440	{
376	#ifdef _WIN32	441	#ifdef _WIN32
377	int arg = 1;	442	int arg; /* argg */
		443	#endif
		444	int old_readfd = respipe [0];
		445
		446	if (respipe [1] >= 0)
		447	respipe_close (TO_SOCKET (respipe [1]));
		448
		449	#ifdef _WIN32
378	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, fd)	450	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	451	#else
382	if (pipe (fd)	452	if (pipe (respipe))
383	|| fcntl (fd [0], F_SETFL, O_NONBLOCK)
384	|| fcntl (fd [1], F_SETFL, O_NONBLOCK))
385	#endif	453	#endif
386	croak ("unable to initialize result pipe");	454	croak ("unable to initialize result pipe");
		455
		456	if (old_readfd >= 0)
		457	{
		458	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		459	croak ("unable to initialize result pipe(2)");
		460
		461	respipe_close (respipe [0]);
		462	respipe [0] = old_readfd;
		463	}
		464
		465	#ifdef _WIN32
		466	arg = 1;
		467	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		468	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		469	#else
		470	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		471	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		472	#endif
		473	croak ("unable to initialize result pipe(3)");
387		474
388	respipe_osf [0] = TO_SOCKET (respipe [0]);	475	respipe_osf [0] = TO_SOCKET (respipe [0]);
389	respipe_osf [1] = TO_SOCKET (respipe [1]);	476	respipe_osf [1] = TO_SOCKET (respipe [1]);
390	}	477	}
391		478
…		…
411	free (wrk);	498	free (wrk);
412		499
413	X_UNLOCK (wrklock);	500	X_UNLOCK (wrklock);
414	}	501	}
415		502
416	static void maybe_start_thread ()	503	static void maybe_start_thread (void)
417	{	504	{
418	if (get_nthreads () >= wanted)	505	if (get_nthreads () >= wanted)
419	return;	506	return;
420		507
421	/* todo: maybe use idle here, but might be less exact */	508	/* todo: maybe use idle here, but might be less exact */
…		…
423	return;	510	return;
424		511
425	start_thread ();	512	start_thread ();
426	}	513	}
427		514
428	static void req_send (aio_req req)	515	static void req_send (bdb_req req)
429	{	516	{
430	SV *wait_callback = 0;	517	SV *wait_callback = 0;
431		518
		519	if (on_next_submit)
		520	{
		521	dSP;
		522	SV *cb = sv_2mortal (on_next_submit);
		523
		524	on_next_submit = 0;
		525
		526	PUSHMARK (SP);
		527	PUTBACK;
		528	call_sv (cb, G_DISCARD | G_EVAL);
		529	}
		530
432	// synthesize callback if none given	531	// synthesize callback if none given
433	if (!SvOK (req->callback))	532	if (!req->callback)
434	{	533	{
435	int count;	534	int count;
436		535
437	dSP;	536	dSP;
438	PUSHMARK (SP);	537	PUSHMARK (SP);
…		…
441	SPAGAIN;	540	SPAGAIN;
442		541
443	if (count != 2)	542	if (count != 2)
444	croak ("prepare callback must return exactly two values\n");	543	croak ("prepare callback must return exactly two values\n");
445		544
446	wait_callback = SvREFCNT_inc (POPs);	545	wait_callback = POPs;
447	SvREFCNT_dec (req->callback);	546	SvREFCNT_dec (req->callback);
448	req->callback = SvREFCNT_inc (POPs);	547	req->callback = SvREFCNT_inc (POPs);
449	}	548	}
450		549
451	++nreqs;	550	++nreqs;
…		…
462	{	561	{
463	dSP;	562	dSP;
464	PUSHMARK (SP);	563	PUSHMARK (SP);
465	PUTBACK;	564	PUTBACK;
466	call_sv (wait_callback, G_DISCARD);	565	call_sv (wait_callback, G_DISCARD);
467	SvREFCNT_dec (wait_callback);
468	}	566	}
469	}	567	}
470		568
471	static void end_thread (void)	569	static void end_thread (void)
472	{	570	{
473	aio_req req;	571	bdb_req req;
474		572
475	Newz (0, req, 1, aio_cb);	573	Newz (0, req, 1, bdb_cb);
476		574
477	req->type = REQ_QUIT;	575	req->type = REQ_QUIT;
478	req->pri = PRI_MAX + PRI_BIAS;	576	req->pri = PRI_MAX + PRI_BIAS;
479		577
480	X_LOCK (reqlock);	578	X_LOCK (reqlock);
…		…
507		605
508	while (started > wanted)	606	while (started > wanted)
509	end_thread ();	607	end_thread ();
510	}	608	}
511		609
512	static void poll_wait ()	610	static void poll_wait (void)
513	{	611	{
514	fd_set rfd;	612	fd_set rfd;
515		613
516	while (nreqs)	614	while (nreqs)
517	{	615	{
…		…
530		628
531	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	629	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
532	}	630	}
533	}	631	}
534		632
535	static int poll_cb ()	633	static int poll_cb (void)
536	{	634	{
537	dSP;	635	dSP;
538	int count = 0;	636	int count = 0;
539	int maxreqs = max_poll_reqs;	637	int maxreqs = max_poll_reqs;
540	int do_croak = 0;	638	int do_croak = 0;
541	struct timeval tv_start, tv_now;	639	struct timeval tv_start, tv_now;
542	aio_req req;	640	bdb_req req;
543		641
544	if (max_poll_time)	642	if (max_poll_time)
545	gettimeofday (&tv_start, 0);	643	gettimeofday (&tv_start, 0);
546		644
547	for (;;)	645	for (;;)
…		…
608		706
609	/*****************************************************************************/	707	/*****************************************************************************/
610		708
611	X_THREAD_PROC (bdb_proc)	709	X_THREAD_PROC (bdb_proc)
612	{	710	{
613	aio_req req;	711	bdb_req req;
614	struct timespec ts;	712	struct timespec ts;
615	worker *self = (worker *)thr_arg;	713	worker *self = (worker *)thr_arg;
616		714
617	/* try to distribute timeouts somewhat evenly */	715	/* try to distribute timeouts somewhat evenly */
618	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	716	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
…		…
658	X_UNLOCK (reqlock);	756	X_UNLOCK (reqlock);
659		757
660	switch (req->type)	758	switch (req->type)
661	{	759	{
662	case REQ_QUIT:	760	case REQ_QUIT:
		761	req->result = ENOSYS;
663	goto quit;	762	goto quit;
664		763
665	case REQ_ENV_OPEN:	764	case REQ_ENV_OPEN:
666	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);	765	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
667	break;	766	break;
…		…
684		783
685	case REQ_ENV_MEMP_TRICKLE:	784	case REQ_ENV_MEMP_TRICKLE:
686	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);	785	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
687	break;	786	break;
688		787
		788	case REQ_ENV_DBREMOVE:
		789	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		790	break;
		791
		792	case REQ_ENV_DBRENAME:
		793	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		794	break;
		795
689	case REQ_DB_OPEN:	796	case REQ_DB_OPEN:
690	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	797	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
691	break;	798	break;
692		799
693	case REQ_DB_CLOSE:	800	case REQ_DB_CLOSE:
694	req->result = req->db->close (req->db, req->uint1);	801	req->result = req->db->close (req->db, req->uint1);
695	break;	802	break;
696		803
		804	#if DB_VERSION_MINOR >= 4
697	case REQ_DB_COMPACT:	805	case REQ_DB_COMPACT:
698	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);	806	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
699	break;	807	break;
		808	#endif
700		809
701	case REQ_DB_SYNC:	810	case REQ_DB_SYNC:
702	req->result = req->db->sync (req->db, req->uint1);	811	req->result = req->db->sync (req->db, req->uint1);
703	break;	812	break;
704		813
		814	case REQ_DB_UPGRADE:
		815	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		816	break;
		817
705	case REQ_DB_PUT:	818	case REQ_DB_PUT:
706	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	819	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
707	break;	820	break;
708		821
		822	#if DB_VERSION_MINOR >= 6
		823	case REQ_DB_EXISTS:
		824	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		825	break;
		826	#endif
709	case REQ_DB_GET:	827	case REQ_DB_GET:
710	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);	828	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
711	break;	829	break;
712		830
713	case REQ_DB_PGET:	831	case REQ_DB_PGET:
…		…
726	req->result = req->txn->commit (req->txn, req->uint1);	844	req->result = req->txn->commit (req->txn, req->uint1);
727	break;	845	break;
728		846
729	case REQ_TXN_ABORT:	847	case REQ_TXN_ABORT:
730	req->result = req->txn->abort (req->txn);	848	req->result = req->txn->abort (req->txn);
		849	break;
		850
		851	case REQ_TXN_FINISH:
		852	if (req->txn->flags & TXN_DEADLOCK)
		853	{
		854	req->result = req->txn->abort (req->txn);
		855	if (!req->result)
		856	req->result = DB_LOCK_DEADLOCK;
		857	}
		858	else
		859	req->result = req->txn->commit (req->txn, req->uint1);
731	break;	860	break;
732		861
733	case REQ_C_CLOSE:	862	case REQ_C_CLOSE:
734	req->result = req->dbc->c_close (req->dbc);	863	req->result = req->dbc->c_close (req->dbc);
735	break;	864	break;
…		…
756		885
757	case REQ_C_DEL:	886	case REQ_C_DEL:
758	req->result = req->dbc->c_del (req->dbc, req->uint1);	887	req->result = req->dbc->c_del (req->dbc, req->uint1);
759	break;	888	break;
760		889
		890	#if DB_VERSION_MINOR >= 3
761	case REQ_SEQ_OPEN:	891	case REQ_SEQ_OPEN:
762	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);	892	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
763	break;	893	break;
764		894
765	case REQ_SEQ_CLOSE:	895	case REQ_SEQ_CLOSE:
…		…
771	break;	901	break;
772		902
773	case REQ_SEQ_REMOVE:	903	case REQ_SEQ_REMOVE:
774	req->result = req->seq->remove (req->seq, req->txn, req->uint1);	904	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
775	break;	905	break;
		906	#endif
776		907
777	default:	908	default:
778	req->result = ENOSYS;	909	req->result = ENOSYS;
779	break;	910	break;
780	}	911	}
		912
		913	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		914	req->txn->flags |= TXN_DEADLOCK;
781		915
782	X_LOCK (reslock);	916	X_LOCK (reslock);
783		917
784	++npending;	918	++npending;
785		919
…		…
817	X_UNLOCK (wrklock);	951	X_UNLOCK (wrklock);
818	}	952	}
819		953
820	static void atfork_child (void)	954	static void atfork_child (void)
821	{	955	{
822	aio_req prv;	956	bdb_req prv;
823		957
824	while (prv = reqq_shift (&req_queue))	958	while (prv = reqq_shift (&req_queue))
825	req_free (prv);	959	req_free (prv);
826		960
827	while (prv = reqq_shift (&res_queue))	961	while (prv = reqq_shift (&res_queue))
…		…
842	idle = 0;	976	idle = 0;
843	nreqs = 0;	977	nreqs = 0;
844	nready = 0;	978	nready = 0;
845	npending = 0;	979	npending = 0;
846		980
847	respipe_close (respipe [0]);
848	respipe_close (respipe [1]);
849
850	create_pipe (respipe);	981	create_respipe ();
851		982
852	atfork_parent ();	983	atfork_parent ();
853	}	984	}
854		985
855	#define dREQ(reqtype) \	986	#define dREQ(reqtype) \
856	aio_req req; \	987	bdb_req req; \
857	int req_pri = next_pri; \	988	int req_pri = next_pri; \
858	next_pri = DEFAULT_PRI + PRI_BIAS; \	989	next_pri = DEFAULT_PRI + PRI_BIAS; \
859	\	990	\
860	if (SvOK (callback) && !SvROK (callback)) \	991	if (callback && SvOK (callback)) \
861	croak ("callback must be undef or of reference type"); \	992	croak ("callback has illegal type or extra arguments"); \
862	\	993	\
863	Newz (0, req, 1, aio_cb); \	994	Newz (0, req, 1, bdb_cb); \
864	if (!req) \	995	if (!req) \
865	croak ("out of memory during aio_req allocation"); \	996	croak ("out of memory during bdb_req allocation"); \
866	\	997	\
867	req->callback = newSVsv (callback); \	998	req->callback = cb ? SvREFCNT_inc (cb) : 0; \
868	req->type = (reqtype); \	999	req->type = (reqtype); \
869	req->pri = req_pri	1000	req->pri = req_pri
870		1001
871	#define REQ_SEND \	1002	#define REQ_SEND \
872	req_send (req)	1003	req_send (req)
873		1004
874	#define SvPTR(var, arg, type, class, nullok) \	1005	#define SvPTR(var, arg, type, class, nullok) \
875	if (!SvOK (arg)) \	1006	if (!SvOK (arg)) \
876	{ \	1007	{ \
877	if (!nullok) \	1008	if (nullok != 1) \
878	croak (# var " must be a " # class " object, not undef"); \	1009	croak (# var " must be a " # class " object, not undef"); \
879	\	1010	\
880	(var) = 0; \	1011	(var) = 0; \
881	} \	1012	} \
882	else if (sv_derived_from ((arg), # class)) \	1013	else if (sv_derived_from ((arg), # class)) \
883	{ \	1014	{ \
884	IV tmp = SvIV ((SV*) SvRV (arg)); \	1015	IV tmp = SvIV ((SV*) SvRV (arg)); \
885	(var) = INT2PTR (type, tmp); \	1016	(var) = INT2PTR (type, tmp); \
886	if (!var) \	1017	if (!var && nullok != 2) \
887	croak (# var " is not a valid " # class " object anymore"); \	1018	croak (# var " is not a valid " # class " object anymore"); \
888	} \	1019	} \
889	else \	1020	else \
890	croak (# var " is not of type " # class); \	1021	croak (# var " is not of type " # class);
891	\
892		1022
893	static void	1023	static void
894	ptr_nuke (SV *sv)	1024	ptr_nuke (SV *sv)
895	{	1025	{
896	assert (SvROK (sv));	1026	assert (SvROK (sv));
897	sv_setiv (SvRV (sv), 0);	1027	sv_setiv (SvRV (sv), 0);
898	}	1028	}
		1029
		1030	static int
		1031	errno_get (pTHX_ SV *sv, MAGIC *mg)
		1032	{
		1033	if (*mg->mg_ptr == '!') // should always be the case
		1034	if (-30999 <= errno && errno <= -30800)
		1035	{
		1036	sv_setnv (sv, (NV)errno);
		1037	sv_setpv (sv, db_strerror (errno));
		1038	SvNOK_on (sv); /* what a wonderful hack! */
		1039	// ^^^ copied from perl sources
		1040	return 0;
		1041	}
		1042
		1043	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1044	}
		1045
		1046	static MGVTBL vtbl_errno;
		1047
		1048	// this wonderful hack :( patches perl's $! variable to support our errno values
		1049	static void
		1050	patch_errno (void)
		1051	{
		1052	SV *sv;
		1053	MAGIC *mg;
		1054
		1055	if (!(sv = get_sv ("!", 1)))
		1056	return;
		1057
		1058	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1059	return;
		1060
		1061	if (mg->mg_virtual != &PL_vtbl_sv)
		1062	return;
		1063
		1064	vtbl_errno = PL_vtbl_sv;
		1065	vtbl_errno.svt_get = errno_get;
		1066	mg->mg_virtual = &vtbl_errno;
		1067	}
		1068
		1069	#if __GNUC__ >= 4
		1070	# define noinline __attribute__ ((noinline))
		1071	#else
		1072	# define noinline
		1073	#endif
		1074
		1075	static noinline SV *
		1076	pop_callback (I32 *ritems, SV *sv)
		1077	{
		1078	if (SvROK (sv))
		1079	{
		1080	HV *st;
		1081	GV *gvp;
		1082	CV *cv;
		1083	const char *name;
		1084
		1085	/* forgive me */
		1086	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1087	&& (st = SvSTASH (SvRV (sv)))
		1088	&& (name = HvNAME_get (st))
		1089	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1090	return 0;
		1091
		1092	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1093	{
		1094	--*ritems;
		1095	return (SV *)cv;
		1096	}
		1097	}
		1098
		1099	return 0;
		1100	}
		1101
		1102	/* stupid windoes defined CALLBACK as well */
		1103	#undef CALLBACK
		1104	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
899		1105
900	MODULE = BDB PACKAGE = BDB	1106	MODULE = BDB PACKAGE = BDB
901		1107
902	PROTOTYPES: ENABLE	1108	PROTOTYPES: ENABLE
903		1109
…		…
919	const_iv (INIT_TXN)	1125	const_iv (INIT_TXN)
920	const_iv (RECOVER)	1126	const_iv (RECOVER)
921	const_iv (INIT_TXN)	1127	const_iv (INIT_TXN)
922	const_iv (RECOVER_FATAL)	1128	const_iv (RECOVER_FATAL)
923	const_iv (CREATE)	1129	const_iv (CREATE)
		1130	const_iv (RDONLY)
924	const_iv (USE_ENVIRON)	1131	const_iv (USE_ENVIRON)
925	const_iv (USE_ENVIRON_ROOT)	1132	const_iv (USE_ENVIRON_ROOT)
926	const_iv (LOCKDOWN)	1133	const_iv (LOCKDOWN)
927	const_iv (PRIVATE)	1134	const_iv (PRIVATE)
928	const_iv (REGISTER)
929	const_iv (SYSTEM_MEM)	1135	const_iv (SYSTEM_MEM)
930	const_iv (AUTO_COMMIT)	1136	const_iv (AUTO_COMMIT)
931	const_iv (CDB_ALLDB)	1137	const_iv (CDB_ALLDB)
932	const_iv (DIRECT_DB)	1138	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)	1139	const_iv (NOLOCKING)
939	const_iv (NOMMAP)	1140	const_iv (NOMMAP)
940	const_iv (NOPANIC)	1141	const_iv (NOPANIC)
941	const_iv (OVERWRITE)	1142	const_iv (OVERWRITE)
942	const_iv (PANIC_ENVIRONMENT)	1143	const_iv (PANIC_ENVIRONMENT)
943	const_iv (REGION_INIT)	1144	const_iv (REGION_INIT)
944	const_iv (TIME_NOTGRANTED)	1145	const_iv (TIME_NOTGRANTED)
945	const_iv (TXN_NOSYNC)	1146	const_iv (TXN_NOSYNC)
		1147	const_iv (TXN_NOT_DURABLE)
946	const_iv (TXN_WRITE_NOSYNC)	1148	const_iv (TXN_WRITE_NOSYNC)
947	const_iv (WRITECURSOR)	1149	const_iv (WRITECURSOR)
948	const_iv (YIELDCPU)	1150	const_iv (YIELDCPU)
949	const_iv (ENCRYPT_AES)	1151	const_iv (ENCRYPT_AES)
950	const_iv (XA_CREATE)	1152	const_iv (XA_CREATE)
…		…
952	const_iv (HASH)	1154	const_iv (HASH)
953	const_iv (QUEUE)	1155	const_iv (QUEUE)
954	const_iv (RECNO)	1156	const_iv (RECNO)
955	const_iv (UNKNOWN)	1157	const_iv (UNKNOWN)
956	const_iv (EXCL)	1158	const_iv (EXCL)
957	const_iv (READ_COMMITTED)
958	const_iv (READ_UNCOMMITTED)
959	const_iv (TRUNCATE)	1159	const_iv (TRUNCATE)
960	const_iv (NOSYNC)	1160	const_iv (NOSYNC)
961	const_iv (CHKSUM)	1161	const_iv (CHKSUM)
962	const_iv (ENCRYPT)	1162	const_iv (ENCRYPT)
963	const_iv (TXN_NOT_DURABLE)
964	const_iv (DUP)	1163	const_iv (DUP)
965	const_iv (DUPSORT)	1164	const_iv (DUPSORT)
966	const_iv (RECNUM)	1165	const_iv (RECNUM)
967	const_iv (RENUMBER)	1166	const_iv (RENUMBER)
968	const_iv (REVSPLITOFF)	1167	const_iv (REVSPLITOFF)
969	const_iv (INORDER)
970	const_iv (CONSUME)	1168	const_iv (CONSUME)
971	const_iv (CONSUME_WAIT)	1169	const_iv (CONSUME_WAIT)
972	const_iv (GET_BOTH)	1170	const_iv (GET_BOTH)
973	const_iv (GET_BOTH_RANGE)	1171	const_iv (GET_BOTH_RANGE)
974	//const_iv (SET_RECNO)	1172	//const_iv (SET_RECNO)
975	//const_iv (MULTIPLE)	1173	//const_iv (MULTIPLE)
976	const_iv (SNAPSHOT)	1174	const_iv (SNAPSHOT)
977	const_iv (JOIN_ITEM)	1175	const_iv (JOIN_ITEM)
		1176	const_iv (JOIN_NOSORT)
978	const_iv (RMW)	1177	const_iv (RMW)
979		1178
980	const_iv (NOTFOUND)	1179	const_iv (NOTFOUND)
981	const_iv (KEYEMPTY)	1180	const_iv (KEYEMPTY)
982	const_iv (LOCK_DEADLOCK)	1181	const_iv (LOCK_DEADLOCK)
983	const_iv (LOCK_NOTGRANTED)	1182	const_iv (LOCK_NOTGRANTED)
984	const_iv (RUNRECOVERY)	1183	const_iv (RUNRECOVERY)
985	const_iv (OLD_VERSION)	1184	const_iv (OLD_VERSION)
986	const_iv (REP_HANDLE_DEAD)	1185	const_iv (REP_HANDLE_DEAD)
987	const_iv (REP_LOCKOUT)
988	const_iv (SECONDARY_BAD)	1186	const_iv (SECONDARY_BAD)
989
990	const_iv (FREE_SPACE)
991	const_iv (FREELIST_ONLY)
992		1187
993	const_iv (APPEND)	1188	const_iv (APPEND)
994	const_iv (NODUPDATA)	1189	const_iv (NODUPDATA)
995	const_iv (NOOVERWRITE)	1190	const_iv (NOOVERWRITE)
996		1191
…		…
998	const_iv (TXN_SYNC)	1193	const_iv (TXN_SYNC)
999		1194
1000	const_iv (SET_LOCK_TIMEOUT)	1195	const_iv (SET_LOCK_TIMEOUT)
1001	const_iv (SET_TXN_TIMEOUT)	1196	const_iv (SET_TXN_TIMEOUT)
1002		1197
1003	const_iv (JOIN_ITEM)
1004	const_iv (FIRST)	1198	const_iv (FIRST)
1005	const_iv (NEXT)	1199	const_iv (NEXT)
1006	const_iv (NEXT_DUP)	1200	const_iv (NEXT_DUP)
1007	const_iv (NEXT_NODUP)	1201	const_iv (NEXT_NODUP)
1008	const_iv (PREV)	1202	const_iv (PREV)
…		…
1020	const_iv (FORCE)	1214	const_iv (FORCE)
1021		1215
1022	const_iv (LOCK_DEFAULT)	1216	const_iv (LOCK_DEFAULT)
1023	const_iv (LOCK_EXPIRE)	1217	const_iv (LOCK_EXPIRE)
1024	const_iv (LOCK_MAXLOCKS)	1218	const_iv (LOCK_MAXLOCKS)
1025	const_iv (LOCK_MAXWRITE)
1026	const_iv (LOCK_MINLOCKS)	1219	const_iv (LOCK_MINLOCKS)
1027	const_iv (LOCK_MINWRITE)	1220	const_iv (LOCK_MINWRITE)
1028	const_iv (LOCK_OLDEST)	1221	const_iv (LOCK_OLDEST)
1029	const_iv (LOCK_RANDOM)	1222	const_iv (LOCK_RANDOM)
1030	const_iv (LOCK_YOUNGEST)	1223	const_iv (LOCK_YOUNGEST)
1031		1224
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)	1225	const_iv (DONOTINDEX)
1038	const_iv (KEYEMPTY )	1226	const_iv (KEYEMPTY )
1039	const_iv (KEYEXIST )	1227	const_iv (KEYEXIST )
1040	const_iv (LOCK_DEADLOCK)	1228	const_iv (LOCK_DEADLOCK)
1041	const_iv (LOCK_NOTGRANTED)	1229	const_iv (LOCK_NOTGRANTED)
1042	const_iv (LOG_BUFFER_FULL)
1043	const_iv (NOSERVER)	1230	const_iv (NOSERVER)
1044	const_iv (NOSERVER_HOME)	1231	const_iv (NOSERVER_HOME)
1045	const_iv (NOSERVER_ID)	1232	const_iv (NOSERVER_ID)
1046	const_iv (NOTFOUND)	1233	const_iv (NOTFOUND)
1047	const_iv (OLD_VERSION)
1048	const_iv (PAGE_NOTFOUND)	1234	const_iv (PAGE_NOTFOUND)
1049	const_iv (REP_DUPMASTER)	1235	const_iv (REP_DUPMASTER)
1050	const_iv (REP_HANDLE_DEAD)	1236	const_iv (REP_HANDLE_DEAD)
1051	const_iv (REP_HOLDELECTION)	1237	const_iv (REP_HOLDELECTION)
1052	const_iv (REP_IGNORE)
1053	const_iv (REP_ISPERM)	1238	const_iv (REP_ISPERM)
1054	const_iv (REP_JOIN_FAILURE)
1055	const_iv (REP_LOCKOUT)
1056	const_iv (REP_NEWMASTER)	1239	const_iv (REP_NEWMASTER)
1057	const_iv (REP_NEWSITE)	1240	const_iv (REP_NEWSITE)
1058	const_iv (REP_NOTPERM)	1241	const_iv (REP_NOTPERM)
1059	const_iv (REP_UNAVAIL)	1242	const_iv (REP_UNAVAIL)
1060	const_iv (RUNRECOVERY)	1243	const_iv (RUNRECOVERY)
1061	const_iv (SECONDARY_BAD)	1244	const_iv (SECONDARY_BAD)
1062	const_iv (VERIFY_BAD)	1245	const_iv (VERIFY_BAD)
1063	const_iv (VERSION_MISMATCH)
1064		1246
1065	const_iv (VERB_DEADLOCK)	1247	const_iv (VERB_DEADLOCK)
1066	const_iv (VERB_RECOVERY)	1248	const_iv (VERB_RECOVERY)
1067	const_iv (VERB_REGISTER)
1068	const_iv (VERB_REPLICATION)	1249	const_iv (VERB_REPLICATION)
1069	const_iv (VERB_WAITSFOR)	1250	const_iv (VERB_WAITSFOR)
1070		1251
1071	const_iv (VERSION_MAJOR)	1252	const_iv (VERSION_MAJOR)
1072	const_iv (VERSION_MINOR)	1253	const_iv (VERSION_MINOR)
1073	const_iv (VERSION_PATCH)	1254	const_iv (VERSION_PATCH)
		1255	#if DB_VERSION_MINOR >= 3
		1256	const_iv (INORDER)
		1257	const_iv (LOCK_MAXWRITE)
		1258	const_iv (SEQ_DEC)
		1259	const_iv (SEQ_INC)
		1260	const_iv (SEQ_WRAP)
		1261	const_iv (BUFFER_SMALL)
		1262	const_iv (LOG_BUFFER_FULL)
		1263	const_iv (VERSION_MISMATCH)
		1264	#endif
		1265	#if DB_VERSION_MINOR >= 4
		1266	const_iv (REGISTER)
		1267	const_iv (DSYNC_DB)
		1268	const_iv (READ_COMMITTED)
		1269	const_iv (READ_UNCOMMITTED)
		1270	const_iv (REP_IGNORE)
		1271	const_iv (REP_LOCKOUT)
		1272	const_iv (REP_JOIN_FAILURE)
		1273	const_iv (FREE_SPACE)
		1274	const_iv (FREELIST_ONLY)
		1275	const_iv (VERB_REGISTER)
		1276	#endif
1074	#if DB_VERSION_MINOR >= 5	1277	#if DB_VERSION_MINOR >= 5
1075	const_iv (MULTIVERSION)	1278	const_iv (MULTIVERSION)
1076	const_iv (TXN_SNAPSHOT)	1279	const_iv (TXN_SNAPSHOT)
1077	#endif	1280	#endif
		1281	#if DB_VERSION_MINOR >= 6
		1282	const_iv (PREV_DUP)
		1283	const_iv (PRIORITY_UNCHANGED)
		1284	const_iv (PRIORITY_VERY_LOW)
		1285	const_iv (PRIORITY_LOW)
		1286	const_iv (PRIORITY_DEFAULT)
		1287	const_iv (PRIORITY_HIGH)
		1288	const_iv (PRIORITY_VERY_HIGH)
		1289	#endif
		1290	#if DB_VERSION_MINOR >= 7
		1291	const_iv (LOG_DIRECT)
		1292	const_iv (LOG_DSYNC)
		1293	const_iv (LOG_AUTO_REMOVE)
		1294	const_iv (LOG_IN_MEMORY)
		1295	const_iv (LOG_ZERO)
		1296	#else
		1297	const_iv (DIRECT_LOG)
		1298	const_iv (LOG_AUTOREMOVE)
		1299	# if DB_VERSION_MINOR >= 3
		1300	const_iv (DSYNC_LOG)
		1301	const_iv (LOG_INMEMORY)
		1302	# endif
		1303	#endif
1078	};	1304	};
1079		1305
1080	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1306	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1081	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1307	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1082		1308
1083	newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));	1309	{
		1310	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1311	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1312
		1313	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1314	}
		1315
1084	newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1316	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1085		1317
1086	create_pipe (respipe);	1318	create_respipe ();
1087		1319
1088	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1320	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1089	#ifdef _WIN32	1321	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	}	1322	}
1097		1323
1098	void	1324	void
1099	max_poll_reqs (int nreqs)	1325	max_poll_reqs (int nreqs)
1100	PROTOTYPE: $	1326	PROTOTYPE: $
…		…
1240	CODE:	1466	CODE:
1241	RETVAL = db_strerror (errorno);	1467	RETVAL = db_strerror (errorno);
1242	OUTPUT:	1468	OUTPUT:
1243	RETVAL	1469	RETVAL
1244		1470
		1471	void _on_next_submit (SV *cb)
		1472	CODE:
		1473	SvREFCNT_dec (on_next_submit);
		1474	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
		1475
1245	DB_ENV *	1476	DB_ENV *
1246	db_env_create (U32 env_flags = 0)	1477	db_env_create (U32 env_flags = 0)
1247	CODE:	1478	CODE:
1248	{	1479	{
1249	errno = db_env_create (&RETVAL, env_flags);	1480	errno = db_env_create (&RETVAL, env_flags);
…		…
1258	}	1489	}
1259	OUTPUT:	1490	OUTPUT:
1260	RETVAL	1491	RETVAL
1261		1492
1262	void	1493	void
1263	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)	1494	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
		1495	PREINIT:
		1496	CALLBACK
1264	CODE:	1497	CODE:
1265	{	1498	{
1266	dREQ (REQ_ENV_OPEN);	1499	dREQ (REQ_ENV_OPEN);
1267
1268	env->set_thread_count (env, wanted + 2);
1269
1270	req->env = env;	1500	req->env = env;
1271	req->uint1 = open_flags | DB_THREAD;	1501	req->uint1 = open_flags | DB_THREAD;
1272	req->int1 = mode;	1502	req->int1 = mode;
1273	req->buf1 = strdup_ornull (db_home);	1503	req->buf1 = strdup_ornull (db_home);
1274	REQ_SEND;	1504	REQ_SEND;
1275	}	1505	}
1276		1506
1277	void	1507	void
1278	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef)	1508	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
		1509	PREINIT:
		1510	CALLBACK
1279	CODE:	1511	CODE:
1280	{	1512	{
1281	dREQ (REQ_ENV_CLOSE);	1513	dREQ (REQ_ENV_CLOSE);
1282	req->env = env;	1514	req->env = env;
1283	req->uint1 = flags;	1515	req->uint1 = flags;
1284	REQ_SEND;	1516	REQ_SEND;
1285	ptr_nuke (ST (0));	1517	ptr_nuke (ST (0));
1286	}	1518	}
1287		1519
1288	void	1520	void
1289	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1521	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
		1522	PREINIT:
		1523	CALLBACK
1290	CODE:	1524	CODE:
1291	{	1525	{
1292	dREQ (REQ_ENV_TXN_CHECKPOINT);	1526	dREQ (REQ_ENV_TXN_CHECKPOINT);
1293	req->env = env;	1527	req->env = env;
1294	req->uint1 = kbyte;	1528	req->uint1 = kbyte;
…		…
1296	req->uint2 = flags;	1530	req->uint2 = flags;
1297	REQ_SEND;	1531	REQ_SEND;
1298	}	1532	}
1299		1533
1300	void	1534	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)	1535	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
		1536	PREINIT:
		1537	CALLBACK
1302	CODE:	1538	CODE:
1303	{	1539	{
1304	dREQ (REQ_ENV_LOCK_DETECT);	1540	dREQ (REQ_ENV_LOCK_DETECT);
1305	req->env = env;	1541	req->env = env;
1306	req->uint1 = flags;	1542	req->uint1 = flags;
1307	req->uint2 = atype;	1543	req->uint2 = atype;
		1544	/* req->int2 = 0; dummy */
1308	REQ_SEND;	1545	REQ_SEND;
1309	}	1546	}
1310		1547
1311	void	1548	void
1312	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)	1549	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
		1550	PREINIT:
		1551	CALLBACK
1313	CODE:	1552	CODE:
1314	{	1553	{
1315	dREQ (REQ_ENV_MEMP_SYNC);	1554	dREQ (REQ_ENV_MEMP_SYNC);
1316	req->env = env;	1555	req->env = env;
1317	REQ_SEND;	1556	REQ_SEND;
1318	}	1557	}
1319		1558
1320	void	1559	void
1321	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)	1560	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
		1561	PREINIT:
		1562	CALLBACK
1322	CODE:	1563	CODE:
1323	{	1564	{
1324	dREQ (REQ_ENV_MEMP_TRICKLE);	1565	dREQ (REQ_ENV_MEMP_TRICKLE);
1325	req->env = env;	1566	req->env = env;
1326	req->int1 = percent;	1567	req->int1 = percent;
1327	REQ_SEND;	1568	REQ_SEND;
1328	}	1569	}
1329		1570
		1571	void
		1572	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1573	PREINIT:
		1574	CALLBACK
		1575	CODE:
		1576	{
		1577	dREQ (REQ_ENV_DBREMOVE);
		1578	req->env = env;
		1579	req->buf1 = strdup_ornull (file);
		1580	req->buf2 = strdup_ornull (database);
		1581	req->uint1 = flags;
		1582	REQ_SEND;
		1583	}
		1584
		1585	void
		1586	db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)
		1587	PREINIT:
		1588	CALLBACK
		1589	CODE:
		1590	{
		1591	dREQ (REQ_ENV_DBRENAME);
		1592	req->env = env;
		1593	req->buf1 = strdup_ornull (file);
		1594	req->buf2 = strdup_ornull (database);
		1595	req->buf3 = strdup_ornull (newname);
		1596	req->uint1 = flags;
		1597	REQ_SEND;
		1598	}
1330		1599
1331	DB *	1600	DB *
1332	db_create (DB_ENV *env = 0, U32 flags = 0)	1601	db_create (DB_ENV *env = 0, U32 flags = 0)
1333	CODE:	1602	CODE:
1334	{	1603	{
…		…
1341	}	1610	}
1342	OUTPUT:	1611	OUTPUT:
1343	RETVAL	1612	RETVAL
1344		1613
1345	void	1614	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)	1615	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1616	PREINIT:
		1617	CALLBACK
1347	CODE:	1618	CODE:
1348	{	1619	{
1349	dREQ (REQ_DB_OPEN);	1620	dREQ (REQ_DB_OPEN);
1350	req->db = db;	1621	req->db = db;
1351	req->txn = txnid;	1622	req->txn = txnid;
…		…
1356	req->int2 = mode;	1627	req->int2 = mode;
1357	REQ_SEND;	1628	REQ_SEND;
1358	}	1629	}
1359		1630
1360	void	1631	void
1361	db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1632	db_close (DB *db, U32 flags = 0, SV *callback = 0)
		1633	PREINIT:
		1634	CALLBACK
1362	CODE:	1635	CODE:
1363	{	1636	{
1364	dREQ (REQ_DB_CLOSE);	1637	dREQ (REQ_DB_CLOSE);
1365	req->db = db;	1638	req->db = db;
1366	req->uint1 = flags;	1639	req->uint1 = flags;
1367	req->sv1 = (SV *)db->app_private;	1640	req->sv1 = (SV *)db->app_private;
1368	REQ_SEND;	1641	REQ_SEND;
1369	ptr_nuke (ST (0));	1642	ptr_nuke (ST (0));
1370	}	1643	}
1371		1644
		1645	#if DB_VERSION_MINOR >= 4
		1646
1372	void	1647	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)	1648	db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = 0)
		1649	PREINIT:
		1650	CALLBACK
1374	CODE:	1651	CODE:
1375	{	1652	{
1376	dREQ (REQ_DB_COMPACT);	1653	dREQ (REQ_DB_COMPACT);
1377	req->db = db;	1654	req->db = db;
1378	req->txn = txn;	1655	req->txn = txn;
…		…
1380	sv_to_dbt (&req->dbt2, stop);	1657	sv_to_dbt (&req->dbt2, stop);
1381	req->uint1 = flags;	1658	req->uint1 = flags;
1382	REQ_SEND;	1659	REQ_SEND;
1383	}	1660	}
1384		1661
		1662	#endif
		1663
1385	void	1664	void
1386	db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1665	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
		1666	PREINIT:
		1667	CALLBACK
1387	CODE:	1668	CODE:
1388	{	1669	{
1389	dREQ (REQ_DB_SYNC);	1670	dREQ (REQ_DB_SYNC);
1390	req->db = db;	1671	req->db = db;
1391	req->uint1 = flags;	1672	req->uint1 = flags;
1392	REQ_SEND;	1673	REQ_SEND;
1393	}	1674	}
1394		1675
1395	void	1676	void
		1677	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
		1678	PREINIT:
		1679	CALLBACK
		1680	CODE:
		1681	{
		1682	dREQ (REQ_DB_SYNC);
		1683	req->db = db;
		1684	req->buf1 = strdup (file);
		1685	req->uint1 = flags;
		1686	REQ_SEND;
		1687	}
		1688
		1689	void
1396	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1690	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)
		1691	PREINIT:
		1692	CALLBACK
1397	CODE:	1693	CODE:
1398	{	1694	{
1399	dREQ (REQ_DB_KEY_RANGE);	1695	dREQ (REQ_DB_KEY_RANGE);
1400	req->db = db;	1696	req->db = db;
1401	req->txn = txn;	1697	req->txn = txn;
…		…
1404	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1700	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1405	REQ_SEND;	1701	REQ_SEND;
1406	}	1702	}
1407		1703
1408	void	1704	void
1409	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1705	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1706	PREINIT:
		1707	CALLBACK
1410	CODE:	1708	CODE:
1411	{	1709	{
1412	dREQ (REQ_DB_PUT);	1710	dREQ (REQ_DB_PUT);
1413	req->db = db;	1711	req->db = db;
1414	req->txn = txn;	1712	req->txn = txn;
…		…
1416	sv_to_dbt (&req->dbt2, data);	1714	sv_to_dbt (&req->dbt2, data);
1417	req->uint1 = flags;	1715	req->uint1 = flags;
1418	REQ_SEND;	1716	REQ_SEND;
1419	}	1717	}
1420		1718
		1719	#if DB_VERSION_MINOR >= 6
		1720
1421	void	1721	void
		1722	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1723	PREINIT:
		1724	CALLBACK
		1725	CODE:
		1726	{
		1727	dREQ (REQ_DB_EXISTS);
		1728	req->db = db;
		1729	req->txn = txn;
		1730	req->uint1 = flags;
		1731	sv_to_dbt (&req->dbt1, key);
		1732	REQ_SEND;
		1733	}
		1734
		1735	#endif
		1736
		1737	void
1422	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1738	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1739	PREINIT:
		1740	CALLBACK
1423	CODE:	1741	CODE:
		1742	if (SvREADONLY (data))
		1743	croak ("can't modify read-only data scalar in db_get");
1424	{	1744	{
1425	dREQ (REQ_DB_GET);	1745	dREQ (REQ_DB_GET);
1426	req->db = db;	1746	req->db = db;
1427	req->txn = txn;	1747	req->txn = txn;
1428	req->uint1 = flags;	1748	req->uint1 = flags;
…		…
1431	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1751	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1432	REQ_SEND;	1752	REQ_SEND;
1433	}	1753	}
1434		1754
1435	void	1755	void
1436	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1756	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1757	PREINIT:
		1758	CALLBACK
1437	CODE:	1759	CODE:
		1760	if (SvREADONLY (data))
		1761	croak ("can't modify read-only data scalar in db_pget");
1438	{	1762	{
1439	dREQ (REQ_DB_PGET);	1763	dREQ (REQ_DB_PGET);
1440	req->db = db;	1764	req->db = db;
1441	req->txn = txn;	1765	req->txn = txn;
1442	req->uint1 = flags;	1766	req->uint1 = flags;
…		…
1446	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1770	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1447	REQ_SEND;	1771	REQ_SEND;
1448	}	1772	}
1449		1773
1450	void	1774	void
1451	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1775	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1776	PREINIT:
		1777	CALLBACK
1452	CODE:	1778	CODE:
1453	{	1779	{
1454	dREQ (REQ_DB_DEL);	1780	dREQ (REQ_DB_DEL);
1455	req->db = db;	1781	req->db = db;
1456	req->txn = txn;	1782	req->txn = txn;
…		…
1458	sv_to_dbt (&req->dbt1, key);	1784	sv_to_dbt (&req->dbt1, key);
1459	REQ_SEND;	1785	REQ_SEND;
1460	}	1786	}
1461		1787
1462	void	1788	void
1463	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)	1789	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1790	PREINIT:
		1791	CALLBACK
1464	CODE:	1792	CODE:
1465	{	1793	{
1466	dREQ (REQ_TXN_COMMIT);	1794	dREQ (REQ_TXN_COMMIT);
1467	req->txn = txn;	1795	req->txn = txn;
1468	req->uint1 = flags;	1796	req->uint1 = flags;
1469	REQ_SEND;	1797	REQ_SEND;
1470	ptr_nuke (ST (0));	1798	ptr_nuke (ST (0));
1471	}	1799	}
1472		1800
1473	void	1801	void
1474	db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)	1802	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1803	PREINIT:
		1804	CALLBACK
1475	CODE:	1805	CODE:
1476	{	1806	{
1477	dREQ (REQ_TXN_ABORT);	1807	dREQ (REQ_TXN_ABORT);
1478	req->txn = txn;	1808	req->txn = txn;
1479	REQ_SEND;	1809	REQ_SEND;
1480	ptr_nuke (ST (0));	1810	ptr_nuke (ST (0));
1481	}	1811	}
1482		1812
1483	void	1813	void
		1814	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1815	PREINIT:
		1816	CALLBACK
		1817	CODE:
		1818	{
		1819	dREQ (REQ_TXN_FINISH);
		1820	req->txn = txn;
		1821	req->uint1 = flags;
		1822	REQ_SEND;
		1823	ptr_nuke (ST (0));
		1824	}
		1825
		1826	void
1484	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)	1827	db_c_close (DBC *dbc, SV *callback = 0)
		1828	PREINIT:
		1829	CALLBACK
1485	CODE:	1830	CODE:
1486	{	1831	{
1487	dREQ (REQ_C_CLOSE);	1832	dREQ (REQ_C_CLOSE);
1488	req->dbc = dbc;	1833	req->dbc = dbc;
1489	REQ_SEND;	1834	REQ_SEND;
1490	ptr_nuke (ST (0));	1835	ptr_nuke (ST (0));
1491	}	1836	}
1492		1837
1493	void	1838	void
1494	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)	1839	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
		1840	PREINIT:
		1841	CALLBACK
1495	CODE:	1842	CODE:
1496	{	1843	{
1497	dREQ (REQ_C_COUNT);	1844	dREQ (REQ_C_COUNT);
1498	req->dbc = dbc;	1845	req->dbc = dbc;
1499	req->sv1 = SvREFCNT_inc (count);	1846	req->sv1 = SvREFCNT_inc (count);
1500	REQ_SEND;	1847	REQ_SEND;
1501	}	1848	}
1502		1849
1503	void	1850	void
1504	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1851	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1852	PREINIT:
		1853	CALLBACK
1505	CODE:	1854	CODE:
1506	{	1855	{
1507	dREQ (REQ_C_PUT);	1856	dREQ (REQ_C_PUT);
1508	req->dbc = dbc;	1857	req->dbc = dbc;
1509	sv_to_dbt (&req->dbt1, key);	1858	sv_to_dbt (&req->dbt1, key);
…		…
1511	req->uint1 = flags;	1860	req->uint1 = flags;
1512	REQ_SEND;	1861	REQ_SEND;
1513	}	1862	}
1514		1863
1515	void	1864	void
1516	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1865	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1866	PREINIT:
		1867	CALLBACK
1517	CODE:	1868	CODE:
1518	{	1869	{
1519	dREQ (REQ_C_GET);	1870	dREQ (REQ_C_GET);
1520	req->dbc = dbc;	1871	req->dbc = dbc;
1521	req->uint1 = flags;	1872	req->uint1 = flags;
…		…
1536	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1887	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1537	REQ_SEND;	1888	REQ_SEND;
1538	}	1889	}
1539		1890
1540	void	1891	void
1541	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1892	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1893	PREINIT:
		1894	CALLBACK
1542	CODE:	1895	CODE:
1543	{	1896	{
1544	dREQ (REQ_C_PGET);	1897	dREQ (REQ_C_PGET);
1545	req->dbc = dbc;	1898	req->dbc = dbc;
1546	req->uint1 = flags;	1899	req->uint1 = flags;
…		…
1564	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1917	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1565	REQ_SEND;	1918	REQ_SEND;
1566	}	1919	}
1567		1920
1568	void	1921	void
1569	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)	1922	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		1923	PREINIT:
		1924	CALLBACK
1570	CODE:	1925	CODE:
1571	{	1926	{
1572	dREQ (REQ_C_DEL);	1927	dREQ (REQ_C_DEL);
1573	req->dbc = dbc;	1928	req->dbc = dbc;
1574	req->uint1 = flags;	1929	req->uint1 = flags;
1575	REQ_SEND;	1930	REQ_SEND;
1576	}	1931	}
1577		1932
1578		1933
		1934	#if DB_VERSION_MINOR >= 3
		1935
1579	void	1936	void
1580	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1937	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
		1938	PREINIT:
		1939	CALLBACK
1581	CODE:	1940	CODE:
1582	{	1941	{
1583	dREQ (REQ_SEQ_OPEN);	1942	dREQ (REQ_SEQ_OPEN);
1584	req->seq = seq;	1943	req->seq = seq;
1585	req->txn = txnid;	1944	req->txn = txnid;
…		…
1587	sv_to_dbt (&req->dbt1, key);	1946	sv_to_dbt (&req->dbt1, key);
1588	REQ_SEND;	1947	REQ_SEND;
1589	}	1948	}
1590		1949
1591	void	1950	void
1592	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)	1951	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
		1952	PREINIT:
		1953	CALLBACK
1593	CODE:	1954	CODE:
1594	{	1955	{
1595	dREQ (REQ_SEQ_CLOSE);	1956	dREQ (REQ_SEQ_CLOSE);
1596	req->seq = seq;	1957	req->seq = seq;
1597	req->uint1 = flags;	1958	req->uint1 = flags;
1598	REQ_SEND;	1959	REQ_SEND;
1599	ptr_nuke (ST (0));	1960	ptr_nuke (ST (0));
1600	}	1961	}
1601		1962
1602	void	1963	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)	1964	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
		1965	PREINIT:
		1966	CALLBACK
1604	CODE:	1967	CODE:
1605	{	1968	{
1606	dREQ (REQ_SEQ_GET);	1969	dREQ (REQ_SEQ_GET);
1607	req->seq = seq;	1970	req->seq = seq;
1608	req->txn = txnid;	1971	req->txn = txnid;
…		…
1611	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	1974	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1612	REQ_SEND;	1975	REQ_SEND;
1613	}	1976	}
1614		1977
1615	void	1978	void
1616	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1979	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
		1980	PREINIT:
		1981	CALLBACK
1617	CODE:	1982	CODE:
1618	{	1983	{
1619	dREQ (REQ_SEQ_REMOVE);	1984	dREQ (REQ_SEQ_REMOVE);
1620	req->seq = seq;	1985	req->seq = seq;
1621	req->txn = txnid;	1986	req->txn = txnid;
1622	req->uint1 = flags;	1987	req->uint1 = flags;
1623	REQ_SEND;	1988	REQ_SEND;
1624	}	1989	}
1625		1990
		1991	#endif
		1992
1626		1993
1627	MODULE = BDB PACKAGE = BDB::Env	1994	MODULE = BDB PACKAGE = BDB::Env
1628		1995
1629	void	1996	void
1630	DESTROY (DB_ENV_ornull *env)	1997	DESTROY (DB_ENV_ornuked *env)
1631	CODE:	1998	CODE:
1632	if (env)	1999	if (env)
1633	env->close (env, 0);	2000	env->close (env, 0);
1634		2001
1635	int set_data_dir (DB_ENV *env, const char *dir)	2002	int set_data_dir (DB_ENV *env, const char *dir)
…		…
1660	CODE:	2027	CODE:
1661	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2028	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1662	OUTPUT:	2029	OUTPUT:
1663	RETVAL	2030	RETVAL
1664		2031
1665	int set_flags (DB_ENV *env, U32 flags, int onoff)	2032	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1666	CODE:	2033	CODE:
1667	RETVAL = env->set_flags (env, flags, onoff);	2034	RETVAL = env->set_flags (env, flags, onoff);
1668	OUTPUT:	2035	OUTPUT:
1669	RETVAL	2036	RETVAL
1670		2037
		2038	#if DB_VERSION_MINOR >= 7
		2039
		2040	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
		2041	CODE:
		2042	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2043	OUTPUT:
		2044	RETVAL
		2045
		2046	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2047	CODE:
		2048	RETVAL = env->log_set_config (env, flags, onoff);
		2049	OUTPUT:
		2050	RETVAL
		2051
		2052	#endif
		2053
		2054
1671	void set_errfile (DB_ENV *env, FILE *errfile)	2055	void set_errfile (DB_ENV *env, FILE *errfile = 0)
1672	CODE:	2056	CODE:
1673	env->set_errfile (env, errfile);	2057	env->set_errfile (env, errfile);
1674		2058
1675	void set_msgfile (DB_ENV *env, FILE *msgfile)	2059	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
1676	CODE:	2060	CODE:
1677	env->set_msgfile (env, msgfile);	2061	env->set_msgfile (env, msgfile);
1678		2062
1679	int set_verbose (DB_ENV *env, U32 which, int onoff = 1)	2063	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1680	CODE:	2064	CODE:
1681	RETVAL = env->set_verbose (env, which, onoff);	2065	RETVAL = env->set_verbose (env, which, onoff);
1682	OUTPUT:	2066	OUTPUT:
1683	RETVAL	2067	RETVAL
1684		2068
…		…
1686	CODE:	2070	CODE:
1687	RETVAL = env->set_encrypt (env, password, flags);	2071	RETVAL = env->set_encrypt (env, password, flags);
1688	OUTPUT:	2072	OUTPUT:
1689	RETVAL	2073	RETVAL
1690		2074
1691	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2075	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1692	CODE:	2076	CODE:
1693	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2077	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1694	OUTPUT:	2078	OUTPUT:
1695	RETVAL	2079	RETVAL
1696		2080
…		…
1745	int set_lg_max (DB_ENV *env, U32 max)	2129	int set_lg_max (DB_ENV *env, U32 max)
1746	CODE:	2130	CODE:
1747	RETVAL = env->set_lg_max (env, max);	2131	RETVAL = env->set_lg_max (env, max);
1748	OUTPUT:	2132	OUTPUT:
1749	RETVAL	2133	RETVAL
		2134
		2135	#if DB_VERSION_MINOR >= 4
		2136
		2137	int mutex_set_max (DB_ENV *env, U32 max)
		2138	CODE:
		2139	RETVAL = env->mutex_set_max (env, max);
		2140	OUTPUT:
		2141	RETVAL
		2142
		2143	int mutex_set_increment (DB_ENV *env, U32 increment)
		2144	CODE:
		2145	RETVAL = env->mutex_set_increment (env, increment);
		2146	OUTPUT:
		2147	RETVAL
		2148
		2149	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2150	CODE:
		2151	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2152	OUTPUT:
		2153	RETVAL
		2154
		2155	int mutex_set_align (DB_ENV *env, U32 align)
		2156	CODE:
		2157	RETVAL = env->mutex_set_align (env, align);
		2158	OUTPUT:
		2159	RETVAL
		2160
		2161	#endif
1750		2162
1751	DB_TXN *	2163	DB_TXN *
1752	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)	2164	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1753	CODE:	2165	CODE:
1754	errno = env->txn_begin (env, parent, &RETVAL, flags);	2166	errno = env->txn_begin (env, parent, &RETVAL, flags);
1755	if (errno)	2167	if (errno)
1756	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2168	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1757	OUTPUT:	2169	OUTPUT:
1758	RETVAL	2170	RETVAL
1759		2171
		2172	#if DB_VERSION_MINOR >= 5
		2173
		2174	DB_TXN *
		2175	cdsgroup_begin (DB_ENV *env)
		2176	CODE:
		2177	errno = env->cdsgroup_begin (env, &RETVAL);
		2178	if (errno)
		2179	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2180	OUTPUT:
		2181	RETVAL
		2182
		2183	#endif
		2184
1760	MODULE = BDB PACKAGE = BDB::Db	2185	MODULE = BDB PACKAGE = BDB::Db
1761		2186
1762	void	2187	void
1763	DESTROY (DB_ornull *db)	2188	DESTROY (DB_ornuked *db)
1764	CODE:	2189	CODE:
1765	if (db)	2190	if (db)
1766	{	2191	{
1767	SV *env = (SV *)db->app_private;	2192	SV *env = (SV *)db->app_private;
1768	db->close (db, 0);	2193	db->close (db, 0);
…		…
1773	CODE:	2198	CODE:
1774	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2199	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1775	OUTPUT:	2200	OUTPUT:
1776	RETVAL	2201	RETVAL
1777		2202
1778	int set_flags (DB *db, U32 flags);	2203	int set_flags (DB *db, U32 flags)
1779	CODE:	2204	CODE:
1780	RETVAL = db->set_flags (db, flags);	2205	RETVAL = db->set_flags (db, flags);
1781	OUTPUT:	2206	OUTPUT:
1782	RETVAL	2207	RETVAL
1783		2208
…		…
1797	CODE:	2222	CODE:
1798	RETVAL = db->set_bt_minkey (db, minkey);	2223	RETVAL = db->set_bt_minkey (db, minkey);
1799	OUTPUT:	2224	OUTPUT:
1800	RETVAL	2225	RETVAL
1801		2226
1802	int set_re_delim(DB *db, int delim);	2227	int set_re_delim (DB *db, int delim)
1803	CODE:	2228	CODE:
1804	RETVAL = db->set_re_delim (db, delim);	2229	RETVAL = db->set_re_delim (db, delim);
1805	OUTPUT:	2230	OUTPUT:
1806	RETVAL	2231	RETVAL
1807		2232
…		…
1848	if (errno)	2273	if (errno)
1849	croak ("DB->cursor: %s", db_strerror (errno));	2274	croak ("DB->cursor: %s", db_strerror (errno));
1850	OUTPUT:	2275	OUTPUT:
1851	RETVAL	2276	RETVAL
1852		2277
		2278	#if DB_VERSION_MINOR >= 3
		2279
1853	DB_SEQUENCE *	2280	DB_SEQUENCE *
1854	sequence (DB *db, U32 flags = 0)	2281	sequence (DB *db, U32 flags = 0)
1855	CODE:	2282	CODE:
1856	{	2283	{
1857	errno = db_sequence_create (&RETVAL, db, flags);	2284	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1859	croak ("db_sequence_create: %s", db_strerror (errno));	2286	croak ("db_sequence_create: %s", db_strerror (errno));
1860	}	2287	}
1861	OUTPUT:	2288	OUTPUT:
1862	RETVAL	2289	RETVAL
1863		2290
		2291	#endif
		2292
1864		2293
1865	MODULE = BDB PACKAGE = BDB::Txn	2294	MODULE = BDB PACKAGE = BDB::Txn
1866		2295
1867	void	2296	void
1868	DESTROY (DB_TXN_ornull *txn)	2297	DESTROY (DB_TXN_ornuked *txn)
1869	CODE:	2298	CODE:
1870	if (txn)	2299	if (txn)
1871	txn->abort (txn);	2300	txn->abort (txn);
1872		2301
1873	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2302	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1874	CODE:	2303	CODE:
1875	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2304	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1876	OUTPUT:	2305	OUTPUT:
1877	RETVAL	2306	RETVAL
1878		2307
		2308	int failed (DB_TXN *txn)
		2309	CODE:
		2310	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2311	OUTPUT:
		2312	RETVAL
		2313
1879		2314
1880	MODULE = BDB PACKAGE = BDB::Cursor	2315	MODULE = BDB PACKAGE = BDB::Cursor
1881		2316
1882	void	2317	void
1883	DESTROY (DBC_ornull *dbc)	2318	DESTROY (DBC_ornuked *dbc)
1884	CODE:	2319	CODE:
1885	if (dbc)	2320	if (dbc)
1886	dbc->c_close (dbc);	2321	dbc->c_close (dbc);
1887		2322
		2323	#if DB_VERSION_MINOR >= 6
		2324
		2325	int set_priority (DBC *dbc, int priority)
		2326	CODE:
		2327	dbc->set_priority (dbc, priority);
		2328
		2329	#endif
		2330
		2331	#if DB_VERSION_MINOR >= 3
		2332
1888	MODULE = BDB PACKAGE = BDB::Sequence	2333	MODULE = BDB PACKAGE = BDB::Sequence
1889		2334
1890	void	2335	void
1891	DESTROY (DB_SEQUENCE_ornull *seq)	2336	DESTROY (DB_SEQUENCE_ornuked *seq)
1892	CODE:	2337	CODE:
1893	if (seq)	2338	if (seq)
1894	seq->close (seq, 0);	2339	seq->close (seq, 0);
1895		2340
1896	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2341	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1915	CODE:	2360	CODE:
1916	RETVAL = seq->set_range (seq, min, max);	2361	RETVAL = seq->set_range (seq, min, max);
1917	OUTPUT:	2362	OUTPUT:
1918	RETVAL	2363	RETVAL
1919		2364
		2365	#endif
		2366
		2367

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines