[ViewVC] Diff of: cvs/BDB/BDB.xs

Comparing BDB/BDB.xs (file contents):
Revision 1.2 by root, Mon Feb 5 20:21:38 2007 UTC vs.
Revision 1.26 by root, Mon Dec 10 21:19:07 2007 UTC

…		…
1	/* solaris */	1	#include "xthread.h"
2	#define _POSIX_PTHREAD_SEMANTICS 1
3
4	#if __linux && !defined(_GNU_SOURCE)
5	# define _GNU_SOURCE
6	#endif
7
8	/* just in case */
9	#define _REENTRANT 1
10		2
11	#include <errno.h>	3	#include <errno.h>
12		4
13	#include "EXTERN.h"	5	#include "EXTERN.h"
14	#include "perl.h"	6	#include "perl.h"
15	#include "XSUB.h"	7	#include "XSUB.h"
16		8
17	#include <pthread.h>	9	// perl stupidly defines these as macros, breaking
		10	// lots and lots of code.
		11	#undef open
		12	#undef close
		13	#undef abort
		14	#undef malloc
		15	#undef free
		16	#undef send
18		17
19	#include <stddef.h>	18	#include <stddef.h>
20	#include <stdlib.h>	19	#include <stdlib.h>
21	#include <errno.h>	20	#include <errno.h>
22	#include <sys/time.h>
23	#include <sys/types.h>	21	#include <sys/types.h>
24	#include <limits.h>	22	#include <limits.h>
25	#include <unistd.h>
26	#include <fcntl.h>	23	#include <fcntl.h>
27		24
		25	#ifndef _WIN32
		26	# include <sys/time.h>
		27	# include <unistd.h>
		28	#endif
		29
28	#include <db.h>	30	#include <db.h>
		31
		32	#if DB_VERSION_MAJOR < 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4)
		33	# error you need Berkeley DB 4.4 or newer installed
		34	#endif
29		35
30	/* number of seconds after which idle threads exit */	36	/* number of seconds after which idle threads exit */
31	#define IDLE_TIMEOUT 10	37	#define IDLE_TIMEOUT 10
32		38
33	/* wether word reads are potentially non-atomic.	39	typedef DB_ENV DB_ENV_ornull;
34	* this is conservatice, likely most arches this runs	40	typedef DB_TXN DB_TXN_ornull;
35	* on have atomic word read/writes.	41	typedef DBC DBC_ornull;
36	*/	42	typedef DB DB_ornull;
37	#ifndef WORDACCESS_UNSAFE	43	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
38	# if __i386 \|\| __x86_64	44
39	# define WORDACCESS_UNSAFE 0	45	typedef SV SV8; /* byte-sv, used for argument-checking */
40	# else	46	typedef char *octetstring;
41	# define WORDACCESS_UNSAFE 1	47
42	# endif	48	static SV *prepare_cb;
		49
		50	#if DB_VERSION_MINOR >= 6
		51	# define c_close close
		52	# define c_count count
		53	# define c_del del
		54	# define c_dup dup
		55	# define c_get get
		56	# define c_pget pget
		57	# define c_put put
43	#endif	58	#endif
44		59
45	typedef SV SV8; /* byte-sv, used for argument-checking */	60	static void
		61	debug_errcall (const DB_ENV dbenv, const char errpfx, const char *msg)
		62	{
		63	printf ("err[%s]\n", msg);
		64	}
46		65
		66	static void
		67	debug_msgcall (const DB_ENV dbenv, const char msg)
		68	{
		69	printf ("msg[%s]\n", msg);
		70	}
		71
		72	static char *
		73	strdup_ornull (const char *s)
		74	{
		75	return s ? strdup (s) : 0;
		76	}
		77
		78	static void
		79	sv_to_dbt (DBT dbt, SV sv)
		80	{
		81	STRLEN len;
		82	char *data = SvPVbyte (sv, len);
		83
		84	dbt->data = malloc (len);
		85	memcpy (dbt->data, data, len);
		86	dbt->size = len;
		87	dbt->flags = DB_DBT_REALLOC;
		88	}
		89
		90	static void
		91	dbt_to_sv (SV sv, DBT dbt)
		92	{
		93	if (sv)
		94	{
		95	SvREADONLY_off (sv);
		96	sv_setpvn_mg (sv, dbt->data, dbt->size);
		97	SvREFCNT_dec (sv);
		98	}
		99
		100	free (dbt->data);
		101	}
		102
47	enum	103	enum {
48	{
49	REQ_QUIT,	104	REQ_QUIT,
50	REQ_ENV_OPEN, REQ_ENV_CLOSE,	105	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
51	REQ_DB_OPEN, REQ_DB_CLOSE,	106	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,
		107	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
		108	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
		109	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
		110	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
		111	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
52	};	112	};
53		113
54	typedef struct aio_cb	114	typedef struct aio_cb
55	{	115	{
56	struct aio_cb *volatile next;	116	struct aio_cb *volatile next;
57	SV *callback;	117	SV *callback;
58	int type, pri, errorno;	118	int type, pri, result;
59		119
60	DB_ENV *env;	120	DB_ENV *env;
61	DB *db;	121	DB *db;
62	DB_TXN *txn;	122	DB_TXN *txn;
63	DBC *cursor;	123	DBC *dbc;
		124
		125	UV uv1;
64	int int1, int2;	126	int int1, int2;
65	U32 uint1, uint2;	127	U32 uint1, uint2;
66	char buf1, buf2;	128	char buf1, buf2;
		129	SV sv1, sv2, *sv3;
		130
		131	DBT dbt1, dbt2, dbt3;
		132	DB_KEY_RANGE key_range;
		133	DB_SEQUENCE *seq;
		134	db_seq_t seq_t;
67	} aio_cb;	135	} aio_cb;
68		136
69	typedef aio_cb *aio_req;	137	typedef aio_cb *aio_req;
70		138
71	enum {	139	enum {
91		159
92	static int next_pri = DEFAULT_PRI + PRI_BIAS;	160	static int next_pri = DEFAULT_PRI + PRI_BIAS;
93		161
94	static unsigned int started, idle, wanted;	162	static unsigned int started, idle, wanted;
95		163
96	#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
97	# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
98	#else
99	# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
100	#endif
101
102	#define LOCK(mutex) pthread_mutex_lock (&(mutex))
103	#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
104
105	/* worker threads management */	164	/* worker threads management */
106	static pthread_mutex_t wrklock = AIO_MUTEX_INIT;	165	static mutex_t wrklock = X_MUTEX_INIT;
107		166
108	typedef struct worker {	167	typedef struct worker {
109	/* locked by wrklock */	168	/* locked by wrklock */
110	struct worker prev, next;	169	struct worker prev, next;
111		170
112	pthread_t tid;	171	thread_t tid;
113		172
114	/* locked by reslock, reqlock or wrklock */	173	/* locked by reslock, reqlock or wrklock */
115	aio_req req; /* currently processed request */	174	aio_req req; /* currently processed request */
116	void *dbuf;	175	void *dbuf;
117	DIR *dirp;	176	DIR *dirp;
…		…
132	}	191	}
133		192
134	static volatile unsigned int nreqs, nready, npending;	193	static volatile unsigned int nreqs, nready, npending;
135	static volatile unsigned int max_idle = 4;	194	static volatile unsigned int max_idle = 4;
136	static volatile unsigned int max_outstanding = 0xffffffff;	195	static volatile unsigned int max_outstanding = 0xffffffff;
137	static int respipe [2];	196	static int respipe_osf [2], respipe [2] = { -1, -1 };
138		197
139	static pthread_mutex_t reslock = AIO_MUTEX_INIT;	198	static mutex_t reslock = X_MUTEX_INIT;
140	static pthread_mutex_t reqlock = AIO_MUTEX_INIT;	199	static mutex_t reqlock = X_MUTEX_INIT;
141	static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER;	200	static cond_t reqwait = X_COND_INIT;
142		201
143	#if WORDACCESS_UNSAFE	202	#if WORDACCESS_UNSAFE
144		203
145	static unsigned int get_nready ()	204	static unsigned int get_nready ()
146	{	205	{
147	unsigned int retval;	206	unsigned int retval;
148		207
149	LOCK (reqlock);	208	X_LOCK (reqlock);
150	retval = nready;	209	retval = nready;
151	UNLOCK (reqlock);	210	X_UNLOCK (reqlock);
152		211
153	return retval;	212	return retval;
154	}	213	}
155		214
156	static unsigned int get_npending ()	215	static unsigned int get_npending ()
157	{	216	{
158	unsigned int retval;	217	unsigned int retval;
159		218
160	LOCK (reslock);	219	X_LOCK (reslock);
161	retval = npending;	220	retval = npending;
162	UNLOCK (reslock);	221	X_UNLOCK (reslock);
163		222
164	return retval;	223	return retval;
165	}	224	}
166		225
167	static unsigned int get_nthreads ()	226	static unsigned int get_nthreads ()
168	{	227	{
169	unsigned int retval;	228	unsigned int retval;
170		229
171	LOCK (wrklock);	230	X_LOCK (wrklock);
172	retval = started;	231	retval = started;
173	UNLOCK (wrklock);	232	X_UNLOCK (wrklock);
174		233
175	return retval;	234	return retval;
176	}	235	}
177		236
178	#else	237	#else
…		…
248	if (SvOK (req->callback))	307	if (SvOK (req->callback))
249	{	308	{
250	ENTER;	309	ENTER;
251	SAVETMPS;	310	SAVETMPS;
252	PUSHMARK (SP);	311	PUSHMARK (SP);
253	EXTEND (SP, 1);
254		312
255	switch (req->type)	313	switch (req->type)
256	{	314	{
		315	case REQ_DB_CLOSE:
		316	SvREFCNT_dec (req->sv1);
		317	break;
		318
		319	case REQ_DB_GET:
		320	case REQ_DB_PGET:
		321	dbt_to_sv (req->sv3, &req->dbt3);
		322	break;
		323
		324	case REQ_C_GET:
		325	case REQ_C_PGET:
		326	dbt_to_sv (req->sv1, &req->dbt1);
		327	dbt_to_sv (req->sv2, &req->dbt2);
		328	dbt_to_sv (req->sv3, &req->dbt3);
		329	break;
		330
		331	case REQ_DB_PUT:
		332	case REQ_C_PUT:
		333	dbt_to_sv (0, &req->dbt1);
		334	dbt_to_sv (0, &req->dbt2);
		335	break;
		336
		337	case REQ_DB_KEY_RANGE:
		338	{
		339	AV *av = newAV ();
		340
		341	av_push (av, newSVnv (req->key_range.less));
		342	av_push (av, newSVnv (req->key_range.equal));
		343	av_push (av, newSVnv (req->key_range.greater));
		344
		345	SvREADONLY_off (req->sv1);
		346	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		347	SvREFCNT_dec (req->sv1);
		348	}
		349	break;
		350
		351	case REQ_SEQ_GET:
		352	SvREADONLY_off (req->sv1);
		353
		354	if (sizeof (IV) > 4)
		355	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		356	else
		357	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		358
		359	SvREFCNT_dec (req->sv1);
		360	break;
257	}	361	}
		362
		363	errno = req->result;
258		364
259	PUTBACK;	365	PUTBACK;
260	call_sv (req->callback, G_VOID \| G_EVAL);	366	call_sv (req->callback, G_VOID \| G_EVAL);
261	SPAGAIN;	367	SPAGAIN;
262		368
…		…
272	free (req->buf1);	378	free (req->buf1);
273	free (req->buf2);	379	free (req->buf2);
274	Safefree (req);	380	Safefree (req);
275	}	381	}
276		382
277	static void aio_proc(void arg);	383	#ifdef USE_SOCKETS_AS_HANDLES
		384	# define TO_SOCKET(x) (win32_get_osfhandle (x))
		385	#else
		386	# define TO_SOCKET(x) (x)
		387	#endif
		388
		389	static void
		390	create_respipe ()
		391	{
		392	#ifdef _WIN32
		393	int arg; /* argg */
		394	#endif
		395	int old_readfd = respipe [0];
		396
		397	if (respipe [1] >= 0)
		398	respipe_close (TO_SOCKET (respipe [1]));
		399
		400	#ifdef _WIN32
		401	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
		402	#else
		403	if (pipe (respipe))
		404	#endif
		405	croak ("unable to initialize result pipe");
		406
		407	if (old_readfd >= 0)
		408	{
		409	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		410	croak ("unable to initialize result pipe(2)");
		411
		412	respipe_close (respipe [0]);
		413	respipe [0] = old_readfd;
		414	}
		415
		416	#ifdef _WIN32
		417	arg = 1;
		418	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		419	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		420	#else
		421	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		422	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		423	#endif
		424	croak ("unable to initialize result pipe(3)");
		425
		426	respipe_osf [0] = TO_SOCKET (respipe [0]);
		427	respipe_osf [1] = TO_SOCKET (respipe [1]);
		428	}
		429
		430	X_THREAD_PROC (bdb_proc);
278		431
279	static void start_thread (void)	432	static void start_thread (void)
280	{	433	{
281	sigset_t fullsigset, oldsigset;
282	pthread_attr_t attr;
283
284	worker *wrk = calloc (1, sizeof (worker));	434	worker *wrk = calloc (1, sizeof (worker));
285		435
286	if (!wrk)	436	if (!wrk)
287	croak ("unable to allocate worker thread data");	437	croak ("unable to allocate worker thread data");
288		438
289	pthread_attr_init (&attr);
290	pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
291	#ifdef PTHREAD_SCOPE_PROCESS
292	pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
293	#endif
294
295	sigfillset (&fullsigset);
296
297	LOCK (wrklock);	439	X_LOCK (wrklock);
298	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
299
300	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	440	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
301	{	441	{
302	wrk->prev = &wrk_first;	442	wrk->prev = &wrk_first;
303	wrk->next = wrk_first.next;	443	wrk->next = wrk_first.next;
304	wrk_first.next->prev = wrk;	444	wrk_first.next->prev = wrk;
305	wrk_first.next = wrk;	445	wrk_first.next = wrk;
306	++started;	446	++started;
307	}	447	}
308	else	448	else
309	free (wrk);	449	free (wrk);
310		450
311	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
312	UNLOCK (wrklock);	451	X_UNLOCK (wrklock);
313	}	452	}
314		453
315	static void maybe_start_thread ()	454	static void maybe_start_thread ()
316	{	455	{
317	if (get_nthreads () >= wanted)	456	if (get_nthreads () >= wanted)
…		…
324	start_thread ();	463	start_thread ();
325	}	464	}
326		465
327	static void req_send (aio_req req)	466	static void req_send (aio_req req)
328	{	467	{
		468	SV *wait_callback = 0;
		469
		470	// synthesize callback if none given
		471	if (!SvOK (req->callback))
		472	{
		473	int count;
		474
		475	dSP;
		476	PUSHMARK (SP);
		477	PUTBACK;
		478	count = call_sv (prepare_cb, G_ARRAY);
		479	SPAGAIN;
		480
		481	if (count != 2)
		482	croak ("prepare callback must return exactly two values\n");
		483
		484	wait_callback = SvREFCNT_inc (POPs);
		485	SvREFCNT_dec (req->callback);
		486	req->callback = SvREFCNT_inc (POPs);
		487	}
		488
329	++nreqs;	489	++nreqs;
330		490
331	LOCK (reqlock);	491	X_LOCK (reqlock);
332	++nready;	492	++nready;
333	reqq_push (&req_queue, req);	493	reqq_push (&req_queue, req);
334	pthread_cond_signal (&reqwait);	494	X_COND_SIGNAL (reqwait);
335	UNLOCK (reqlock);	495	X_UNLOCK (reqlock);
336		496
337	maybe_start_thread ();	497	maybe_start_thread ();
		498
		499	if (wait_callback)
		500	{
		501	dSP;
		502	PUSHMARK (SP);
		503	PUTBACK;
		504	call_sv (wait_callback, G_DISCARD);
		505	SvREFCNT_dec (wait_callback);
		506	}
338	}	507	}
339		508
340	static void end_thread (void)	509	static void end_thread (void)
341	{	510	{
342	aio_req req;	511	aio_req req;
…		…
344	Newz (0, req, 1, aio_cb);	513	Newz (0, req, 1, aio_cb);
345		514
346	req->type = REQ_QUIT;	515	req->type = REQ_QUIT;
347	req->pri = PRI_MAX + PRI_BIAS;	516	req->pri = PRI_MAX + PRI_BIAS;
348		517
349	LOCK (reqlock);	518	X_LOCK (reqlock);
350	reqq_push (&req_queue, req);	519	reqq_push (&req_queue, req);
351	pthread_cond_signal (&reqwait);	520	X_COND_SIGNAL (reqwait);
352	UNLOCK (reqlock);	521	X_UNLOCK (reqlock);
353		522
354	LOCK (wrklock);	523	X_LOCK (wrklock);
355	--started;	524	--started;
356	UNLOCK (wrklock);	525	X_UNLOCK (wrklock);
357	}	526	}
358		527
359	static void set_max_idle (int nthreads)	528	static void set_max_idle (int nthreads)
360	{	529	{
361	if (WORDACCESS_UNSAFE) LOCK (reqlock);	530	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
362	max_idle = nthreads <= 0 ? 1 : nthreads;	531	max_idle = nthreads <= 0 ? 1 : nthreads;
363	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	532	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
364	}	533	}
365		534
366	static void min_parallel (int nthreads)	535	static void min_parallel (int nthreads)
367	{	536	{
368	if (wanted < nthreads)	537	if (wanted < nthreads)
…		…
383	fd_set rfd;	552	fd_set rfd;
384		553
385	while (nreqs)	554	while (nreqs)
386	{	555	{
387	int size;	556	int size;
388	if (WORDACCESS_UNSAFE) LOCK (reslock);	557	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
389	size = res_queue.size;	558	size = res_queue.size;
390	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	559	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
391		560
392	if (size)	561	if (size)
393	return;	562	return;
394		563
395	maybe_start_thread ();	564	maybe_start_thread ();
396		565
397	FD_ZERO(&rfd);	566	FD_ZERO (&rfd);
398	FD_SET(respipe [0], &rfd);	567	FD_SET (respipe [0], &rfd);
399		568
400	select (respipe [0] + 1, &rfd, 0, 0, 0);	569	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
401	}	570	}
402	}	571	}
403		572
404	static int poll_cb ()	573	static int poll_cb ()
405	{	574	{
…		…
417	{	586	{
418	for (;;)	587	for (;;)
419	{	588	{
420	maybe_start_thread ();	589	maybe_start_thread ();
421		590
422	LOCK (reslock);	591	X_LOCK (reslock);
423	req = reqq_shift (&res_queue);	592	req = reqq_shift (&res_queue);
424		593
425	if (req)	594	if (req)
426	{	595	{
427	--npending;	596	--npending;
428		597
429	if (!res_queue.size)	598	if (!res_queue.size)
430	{	599	{
431	/* read any signals sent by the worker threads */	600	/* read any signals sent by the worker threads */
432	char buf [4];	601	char buf [4];
433	while (read (respipe [0], buf, 4) == 4)	602	while (respipe_read (respipe [0], buf, 4) == 4)
434	;	603	;
435	}	604	}
436	}	605	}
437		606
438	UNLOCK (reslock);	607	X_UNLOCK (reslock);
439		608
440	if (!req)	609	if (!req)
441	break;	610	break;
442		611
443	--nreqs;	612	--nreqs;
…		…
473	}	642	}
474		643
475	return count;	644	return count;
476	}	645	}
477		646
478	static void create_pipe ()
479	{
480	if (pipe (respipe))
481	croak ("unable to initialize result pipe");
482
483	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
484	croak ("cannot set result pipe to nonblocking mode");
485
486	if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
487	croak ("cannot set result pipe to nonblocking mode");
488	}
489
490	/*****************************************************************************/	647	/*****************************************************************************/
491		648
492	static void aio_proc (void thr_arg)	649	X_THREAD_PROC (bdb_proc)
493	{	650	{
494	aio_req req;	651	aio_req req;
495	struct timespec ts;	652	struct timespec ts;
496	worker self = (worker )thr_arg;	653	worker self = (worker )thr_arg;
497		654
498	/* try to distribute timeouts somewhat evenly */	655	/* try to distribute timeouts somewhat evenly */
499	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	656	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
500	* (1000000000UL / 1024UL);
501		657
502	for (;;)	658	for (;;)
503	{	659	{
504	ts.tv_sec = time (0) + IDLE_TIMEOUT;	660	ts.tv_sec = time (0) + IDLE_TIMEOUT;
505		661
506	LOCK (reqlock);	662	X_LOCK (reqlock);
507		663
508	for (;;)	664	for (;;)
509	{	665	{
510	self->req = req = reqq_shift (&req_queue);	666	self->req = req = reqq_shift (&req_queue);
511		667
512	if (req)	668	if (req)
513	break;	669	break;
514		670
515	++idle;	671	++idle;
516		672
517	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	673	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
518	== ETIMEDOUT)	674	== ETIMEDOUT)
519	{	675	{
520	if (idle > max_idle)	676	if (idle > max_idle)
521	{	677	{
522	--idle;	678	--idle;
523	UNLOCK (reqlock);	679	X_UNLOCK (reqlock);
524	LOCK (wrklock);	680	X_LOCK (wrklock);
525	--started;	681	--started;
526	UNLOCK (wrklock);	682	X_UNLOCK (wrklock);
527	goto quit;	683	goto quit;
528	}	684	}
529		685
530	/* we are allowed to idle, so do so without any timeout */	686	/* we are allowed to idle, so do so without any timeout */
531	pthread_cond_wait (&reqwait, &reqlock);	687	X_COND_WAIT (reqwait, reqlock);
532	ts.tv_sec = time (0) + IDLE_TIMEOUT;	688	ts.tv_sec = time (0) + IDLE_TIMEOUT;
533	}	689	}
534		690
535	--idle;	691	--idle;
536	}	692	}
537		693
538	--nready;	694	--nready;
539		695
540	UNLOCK (reqlock);	696	X_UNLOCK (reqlock);
541		697
542	errno = 0; /* strictly unnecessary */
543
544	switch (req->type)	698	switch (req->type)
545	{	699	{
546	case REQ_QUIT:	700	case REQ_QUIT:
		701	req->result = ENOSYS;
547	goto quit;	702	goto quit;
548		703
		704	case REQ_ENV_OPEN:
		705	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		706	break;
		707
		708	case REQ_ENV_CLOSE:
		709	req->result = req->env->close (req->env, req->uint1);
		710	break;
		711
		712	case REQ_ENV_TXN_CHECKPOINT:
		713	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		714	break;
		715
		716	case REQ_ENV_LOCK_DETECT:
		717	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		718	break;
		719
		720	case REQ_ENV_MEMP_SYNC:
		721	req->result = req->env->memp_sync (req->env, 0);
		722	break;
		723
		724	case REQ_ENV_MEMP_TRICKLE:
		725	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		726	break;
		727
		728	case REQ_DB_OPEN:
		729	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		730	break;
		731
		732	case REQ_DB_CLOSE:
		733	req->result = req->db->close (req->db, req->uint1);
		734	break;
		735
		736	case REQ_DB_COMPACT:
		737	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
		738	break;
		739
		740	case REQ_DB_SYNC:
		741	req->result = req->db->sync (req->db, req->uint1);
		742	break;
		743
		744	case REQ_DB_UPGRADE:
		745	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		746	break;
		747
		748	case REQ_DB_PUT:
		749	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		750	break;
		751
		752	case REQ_DB_GET:
		753	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		754	break;
		755
		756	case REQ_DB_PGET:
		757	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		758	break;
		759
		760	case REQ_DB_DEL:
		761	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		762	break;
		763
		764	case REQ_DB_KEY_RANGE:
		765	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		766	break;
		767
		768	case REQ_TXN_COMMIT:
		769	req->result = req->txn->commit (req->txn, req->uint1);
		770	break;
		771
		772	case REQ_TXN_ABORT:
		773	req->result = req->txn->abort (req->txn);
		774	break;
		775
		776	case REQ_TXN_FINISH:
		777	if (req->txn->flags & TXN_DEADLOCK)
		778	{
		779	req->result = req->txn->abort (req->txn);
		780	if (!req->result)
		781	req->result = DB_LOCK_DEADLOCK;
		782	}
		783	else
		784	req->result = req->txn->commit (req->txn, req->uint1);
		785	break;
		786
		787	case REQ_C_CLOSE:
		788	req->result = req->dbc->c_close (req->dbc);
		789	break;
		790
		791	case REQ_C_COUNT:
		792	{
		793	db_recno_t recno;
		794	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		795	req->uv1 = recno;
		796	}
		797	break;
		798
		799	case REQ_C_PUT:
		800	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		801	break;
		802
		803	case REQ_C_GET:
		804	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		805	break;
		806
		807	case REQ_C_PGET:
		808	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		809	break;
		810
		811	case REQ_C_DEL:
		812	req->result = req->dbc->c_del (req->dbc, req->uint1);
		813	break;
		814
		815	case REQ_SEQ_OPEN:
		816	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		817	break;
		818
		819	case REQ_SEQ_CLOSE:
		820	req->result = req->seq->close (req->seq, req->uint1);
		821	break;
		822
		823	case REQ_SEQ_GET:
		824	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		825	break;
		826
		827	case REQ_SEQ_REMOVE:
		828	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		829	break;
		830
549	default:	831	default:
550	//req->result = ENOSYS;	832	req->result = ENOSYS;
551	break;	833	break;
552	}	834	}
553		835
554	//req->errorno = errno;	836	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		837	req->txn->flags \|= TXN_DEADLOCK;
555		838
556	LOCK (reslock);	839	X_LOCK (reslock);
557		840
558	++npending;	841	++npending;
559		842
560	if (!reqq_push (&res_queue, req))	843	if (!reqq_push (&res_queue, req))
561	/* write a dummy byte to the pipe so fh becomes ready */	844	/* write a dummy byte to the pipe so fh becomes ready */
562	write (respipe [1], &respipe, 1);	845	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
563		846
564	self->req = 0;	847	self->req = 0;
565	worker_clear (self);	848	worker_clear (self);
566		849
567	UNLOCK (reslock);	850	X_UNLOCK (reslock);
568	}	851	}
569		852
570	quit:	853	quit:
571	LOCK (wrklock);	854	X_LOCK (wrklock);
572	worker_free (self);	855	worker_free (self);
573	UNLOCK (wrklock);	856	X_UNLOCK (wrklock);
574		857
575	return 0;	858	return 0;
576	}	859	}
577		860
578	/*****************************************************************************/	861	/*****************************************************************************/
579		862
580	static void atfork_prepare (void)	863	static void atfork_prepare (void)
581	{	864	{
582	LOCK (wrklock);	865	X_LOCK (wrklock);
583	LOCK (reqlock);	866	X_LOCK (reqlock);
584	LOCK (reslock);	867	X_LOCK (reslock);
585	}	868	}
586		869
587	static void atfork_parent (void)	870	static void atfork_parent (void)
588	{	871	{
589	UNLOCK (reslock);	872	X_UNLOCK (reslock);
590	UNLOCK (reqlock);	873	X_UNLOCK (reqlock);
591	UNLOCK (wrklock);	874	X_UNLOCK (wrklock);
592	}	875	}
593		876
594	static void atfork_child (void)	877	static void atfork_child (void)
595	{	878	{
596	aio_req prv;	879	aio_req prv;
…		…
616	idle = 0;	899	idle = 0;
617	nreqs = 0;	900	nreqs = 0;
618	nready = 0;	901	nready = 0;
619	npending = 0;	902	npending = 0;
620		903
621	close (respipe [0]);
622	close (respipe [1]);
623	create_pipe ();	904	create_respipe ();
624		905
625	atfork_parent ();	906	atfork_parent ();
626	}	907	}
627		908
628	#define dREQ(reqtype) \	909	#define dREQ(reqtype) \
…		…
642	req->pri = req_pri	923	req->pri = req_pri
643		924
644	#define REQ_SEND \	925	#define REQ_SEND \
645	req_send (req)	926	req_send (req)
646		927
647	#define SvPTR(var, arg, type, class) \	928	#define SvPTR(var, arg, type, class, nullok) \
648	if (!SvOK (arg)) \	929	if (!SvOK (arg)) \
		930	{ \
		931	if (!nullok) \
		932	croak (# var " must be a " # class " object, not undef"); \
		933	\
649	(var) = 0; \	934	(var) = 0; \
		935	} \
650	else if (sv_derived_from ((arg), # class)) \	936	else if (sv_derived_from ((arg), # class)) \
651	{ \	937	{ \
652	IV tmp = SvIV ((SV*) SvRV (arg)); \	938	IV tmp = SvIV ((SV*) SvRV (arg)); \
653	(var) = INT2PTR (type, tmp); \	939	(var) = INT2PTR (type, tmp); \
		940	if (!var) \
		941	croak (# var " is not a valid " # class " object anymore"); \
654	} \	942	} \
655	else \	943	else \
656	Perl_croak (# var " is not of type " # type)	944	croak (# var " is not of type " # class); \
657		945	\
		946
		947	static void
		948	ptr_nuke (SV *sv)
		949	{
		950	assert (SvROK (sv));
		951	sv_setiv (SvRV (sv), 0);
		952	}
		953
658	MODULE = BDB PACKAGE = BDB	954	MODULE = BDB PACKAGE = BDB
659		955
660	PROTOTYPES: ENABLE	956	PROTOTYPES: ENABLE
661		957
662	BOOT:	958	BOOT:
…		…
677	const_iv (INIT_TXN)	973	const_iv (INIT_TXN)
678	const_iv (RECOVER)	974	const_iv (RECOVER)
679	const_iv (INIT_TXN)	975	const_iv (INIT_TXN)
680	const_iv (RECOVER_FATAL)	976	const_iv (RECOVER_FATAL)
681	const_iv (CREATE)	977	const_iv (CREATE)
		978	const_iv (RDONLY)
682	const_iv (USE_ENVIRON)	979	const_iv (USE_ENVIRON)
683	const_iv (USE_ENVIRON_ROOT)	980	const_iv (USE_ENVIRON_ROOT)
684	const_iv (LOCKDOWN)	981	const_iv (LOCKDOWN)
685	const_iv (PRIVATE)	982	const_iv (PRIVATE)
686	const_iv (REGISTER)	983	const_iv (REGISTER)
…		…
692	const_iv (DSYNC_DB)	989	const_iv (DSYNC_DB)
693	const_iv (DSYNC_LOG)	990	const_iv (DSYNC_LOG)
694	const_iv (LOG_AUTOREMOVE)	991	const_iv (LOG_AUTOREMOVE)
695	const_iv (LOG_INMEMORY)	992	const_iv (LOG_INMEMORY)
696	const_iv (NOLOCKING)	993	const_iv (NOLOCKING)
697	const_iv (MULTIVERSION)
698	const_iv (NOMMAP)	994	const_iv (NOMMAP)
699	const_iv (NOPANIC)	995	const_iv (NOPANIC)
700	const_iv (OVERWRITE)	996	const_iv (OVERWRITE)
701	const_iv (PANIC_ENVIRONMENT)	997	const_iv (PANIC_ENVIRONMENT)
702	const_iv (REGION_INIT)	998	const_iv (REGION_INIT)
703	const_iv (TIME_NOTGRANTED)	999	const_iv (TIME_NOTGRANTED)
704	const_iv (TXN_NOSYNC)	1000	const_iv (TXN_NOSYNC)
705	const_iv (TXN_SNAPSHOT)	1001	const_iv (TXN_NOT_DURABLE)
706	const_iv (TXN_WRITE_NOSYNC)	1002	const_iv (TXN_WRITE_NOSYNC)
		1003	const_iv (WRITECURSOR)
707	const_iv (YIELDCPU)	1004	const_iv (YIELDCPU)
708	const_iv (ENCRYPT_AES)	1005	const_iv (ENCRYPT_AES)
709	const_iv (XA_CREATE)	1006	const_iv (XA_CREATE)
710	const_iv (BTREE)	1007	const_iv (BTREE)
711	const_iv (HASH)	1008	const_iv (HASH)
712	const_iv (QUEUE)	1009	const_iv (QUEUE)
713	const_iv (RECNO)	1010	const_iv (RECNO)
714	const_iv (UNKNOWN)	1011	const_iv (UNKNOWN)
715	const_iv (EXCL)	1012	const_iv (EXCL)
		1013	const_iv (READ_COMMITTED)
716	const_iv (READ_UNCOMMITTED)	1014	const_iv (READ_UNCOMMITTED)
717	const_iv (TRUNCATE)	1015	const_iv (TRUNCATE)
718	const_iv (NOSYNC)	1016	const_iv (NOSYNC)
719	const_iv (CHKSUM)	1017	const_iv (CHKSUM)
720	const_iv (ENCRYPT)	1018	const_iv (ENCRYPT)
721	const_iv (TXN_NOT_DURABLE)
722	const_iv (DUP)	1019	const_iv (DUP)
723	const_iv (DUPSORT)	1020	const_iv (DUPSORT)
724	const_iv (RECNUM)	1021	const_iv (RECNUM)
725	const_iv (RENUMBER)	1022	const_iv (RENUMBER)
726	const_iv (REVSPLITOFF)	1023	const_iv (REVSPLITOFF)
727	const_iv (INORDER)	1024	const_iv (INORDER)
728	const_iv (CONSUME)	1025	const_iv (CONSUME)
729	const_iv (CONSUME_WAIT)	1026	const_iv (CONSUME_WAIT)
		1027	const_iv (GET_BOTH)
		1028	const_iv (GET_BOTH_RANGE)
		1029	//const_iv (SET_RECNO)
		1030	//const_iv (MULTIPLE)
730	const_iv (SNAPSHOT)	1031	const_iv (SNAPSHOT)
731	const_iv (JOIN_ITEM)	1032	const_iv (JOIN_ITEM)
732	const_iv (RMW)	1033	const_iv (RMW)
733		1034
734	const_iv (NOTFOUND)	1035	const_iv (NOTFOUND)
735	const_iv (KEYEMPTY)	1036	const_iv (KEYEMPTY)
736	const_iv (LOCK_DEADLOCK)	1037	const_iv (LOCK_DEADLOCK)
737	const_iv (LOCK_NOTGRANTED)	1038	const_iv (LOCK_NOTGRANTED)
738	const_iv (RUNRECOVERY)	1039	const_iv (RUNRECOVERY)
		1040	const_iv (OLD_VERSION)
		1041	const_iv (REP_HANDLE_DEAD)
		1042	const_iv (REP_LOCKOUT)
		1043	const_iv (SECONDARY_BAD)
		1044
		1045	const_iv (FREE_SPACE)
		1046	const_iv (FREELIST_ONLY)
		1047
		1048	const_iv (APPEND)
		1049	const_iv (NODUPDATA)
		1050	const_iv (NOOVERWRITE)
		1051
		1052	const_iv (TXN_NOWAIT)
		1053	const_iv (TXN_SYNC)
		1054
		1055	const_iv (SET_LOCK_TIMEOUT)
		1056	const_iv (SET_TXN_TIMEOUT)
		1057
		1058	const_iv (JOIN_ITEM)
		1059	const_iv (FIRST)
		1060	const_iv (NEXT)
		1061	const_iv (NEXT_DUP)
		1062	const_iv (NEXT_NODUP)
		1063	const_iv (PREV)
		1064	const_iv (PREV_NODUP)
		1065	const_iv (SET)
		1066	const_iv (SET_RANGE)
		1067	const_iv (LAST)
		1068	const_iv (BEFORE)
		1069	const_iv (AFTER)
		1070	const_iv (CURRENT)
		1071	const_iv (KEYFIRST)
		1072	const_iv (KEYLAST)
		1073	const_iv (NODUPDATA)
		1074
		1075	const_iv (FORCE)
		1076
		1077	const_iv (LOCK_DEFAULT)
		1078	const_iv (LOCK_EXPIRE)
		1079	const_iv (LOCK_MAXLOCKS)
		1080	const_iv (LOCK_MAXWRITE)
		1081	const_iv (LOCK_MINLOCKS)
		1082	const_iv (LOCK_MINWRITE)
		1083	const_iv (LOCK_OLDEST)
		1084	const_iv (LOCK_RANDOM)
		1085	const_iv (LOCK_YOUNGEST)
		1086
		1087	const_iv (SEQ_DEC)
		1088	const_iv (SEQ_INC)
		1089	const_iv (SEQ_WRAP)
		1090
		1091	const_iv (BUFFER_SMALL)
		1092	const_iv (DONOTINDEX)
		1093	const_iv (KEYEMPTY )
		1094	const_iv (KEYEXIST )
		1095	const_iv (LOCK_DEADLOCK)
		1096	const_iv (LOCK_NOTGRANTED)
		1097	const_iv (LOG_BUFFER_FULL)
		1098	const_iv (NOSERVER)
		1099	const_iv (NOSERVER_HOME)
		1100	const_iv (NOSERVER_ID)
		1101	const_iv (NOTFOUND)
		1102	const_iv (PAGE_NOTFOUND)
		1103	const_iv (REP_DUPMASTER)
		1104	const_iv (REP_HANDLE_DEAD)
		1105	const_iv (REP_HOLDELECTION)
		1106	const_iv (REP_IGNORE)
		1107	const_iv (REP_ISPERM)
		1108	const_iv (REP_JOIN_FAILURE)
		1109	const_iv (REP_LOCKOUT)
		1110	const_iv (REP_NEWMASTER)
		1111	const_iv (REP_NEWSITE)
		1112	const_iv (REP_NOTPERM)
		1113	const_iv (REP_UNAVAIL)
		1114	const_iv (RUNRECOVERY)
		1115	const_iv (SECONDARY_BAD)
		1116	const_iv (VERIFY_BAD)
		1117	const_iv (VERSION_MISMATCH)
		1118
		1119	const_iv (VERB_DEADLOCK)
		1120	const_iv (VERB_RECOVERY)
		1121	const_iv (VERB_REGISTER)
		1122	const_iv (VERB_REPLICATION)
		1123	const_iv (VERB_WAITSFOR)
		1124
		1125	const_iv (VERSION_MAJOR)
		1126	const_iv (VERSION_MINOR)
		1127	const_iv (VERSION_PATCH)
		1128	#if DB_VERSION_MINOR >= 5
		1129	const_iv (MULTIVERSION)
		1130	const_iv (TXN_SNAPSHOT)
		1131	#endif
		1132	#if DB_VERSION_MINOR >= 6
		1133	const_iv (PREV_DUP)
		1134	# if 0
		1135	const_iv (PRIORITY_UNCHANGED)
		1136	const_iv (PRIORITY_VERY_LOW)
		1137	const_iv (PRIORITY_LOW)
		1138	const_iv (PRIORITY_DEFAULT)
		1139	const_iv (PRIORITY_HIGH)
		1140	const_iv (PRIORITY_VERY_HIGH)
		1141	# endif
		1142	#endif
739	};	1143	};
740		1144
741	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1145	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
742	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1146	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
743		1147
744	create_pipe ();	1148	newCONSTSUB (stash, "VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));
		1149	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1150
		1151	create_respipe ();
		1152
745	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	1153	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		1154	#ifdef _WIN32
		1155	X_MUTEX_CHECK (wrklock);
		1156	X_MUTEX_CHECK (reslock);
		1157	X_MUTEX_CHECK (reqlock);
		1158
		1159	X_COND_CHECK (reqwait);
		1160	#endif
746	}	1161	}
747		1162
748	void	1163	void
749	max_poll_reqs (int nreqs)	1164	max_poll_reqs (int nreqs)
750	PROTOTYPE: $	1165	PROTOTYPE: $
…		…
779	max_outstanding = maxreqs;	1194	max_outstanding = maxreqs;
780	OUTPUT:	1195	OUTPUT:
781	RETVAL	1196	RETVAL
782		1197
783	int	1198	int
784	bdbreq_pri (int pri = 0)	1199	dbreq_pri (int pri = 0)
785	PROTOTYPE: ;$	1200	PROTOTYPE: ;$
786	CODE:	1201	CODE:
787	RETVAL = next_pri - PRI_BIAS;	1202	RETVAL = next_pri - PRI_BIAS;
788	if (items > 0)	1203	if (items > 0)
789	{	1204	{
…		…
793	}	1208	}
794	OUTPUT:	1209	OUTPUT:
795	RETVAL	1210	RETVAL
796		1211
797	void	1212	void
798	bdbreq_nice (int nice = 0)	1213	dbreq_nice (int nice = 0)
799	CODE:	1214	CODE:
800	nice = next_pri - nice;	1215	nice = next_pri - nice;
801	if (nice < PRI_MIN) nice = PRI_MIN;	1216	if (nice < PRI_MIN) nice = PRI_MIN;
802	if (nice > PRI_MAX) nice = PRI_MAX;	1217	if (nice > PRI_MAX) nice = PRI_MAX;
803	next_pri = nice + PRI_BIAS;	1218	next_pri = nice + PRI_BIAS;
…		…
811	poll_wait ();	1226	poll_wait ();
812	poll_cb ();	1227	poll_cb ();
813	}	1228	}
814		1229
815	int	1230	int
816	poll()	1231	poll ()
817	PROTOTYPE:	1232	PROTOTYPE:
818	CODE:	1233	CODE:
819	poll_wait ();	1234	poll_wait ();
820	RETVAL = poll_cb ();	1235	RETVAL = poll_cb ();
821	OUTPUT:	1236	OUTPUT:
822	RETVAL	1237	RETVAL
823		1238
824	int	1239	int
825	poll_fileno()	1240	poll_fileno ()
826	PROTOTYPE:	1241	PROTOTYPE:
827	CODE:	1242	CODE:
828	RETVAL = respipe [0];	1243	RETVAL = respipe [0];
829	OUTPUT:	1244	OUTPUT:
830	RETVAL	1245	RETVAL
831		1246
832	int	1247	int
833	poll_cb(...)	1248	poll_cb (...)
834	PROTOTYPE:	1249	PROTOTYPE:
835	CODE:	1250	CODE:
836	RETVAL = poll_cb ();	1251	RETVAL = poll_cb ();
837	OUTPUT:	1252	OUTPUT:
838	RETVAL	1253	RETVAL
839		1254
840	void	1255	void
841	poll_wait()	1256	poll_wait ()
842	PROTOTYPE:	1257	PROTOTYPE:
843	CODE:	1258	CODE:
844	poll_wait ();	1259	poll_wait ();
845		1260
846	int	1261	int
847	nreqs()	1262	nreqs ()
848	PROTOTYPE:	1263	PROTOTYPE:
849	CODE:	1264	CODE:
850	RETVAL = nreqs;	1265	RETVAL = nreqs;
851	OUTPUT:	1266	OUTPUT:
852	RETVAL	1267	RETVAL
853		1268
854	int	1269	int
855	nready()	1270	nready ()
856	PROTOTYPE:	1271	PROTOTYPE:
857	CODE:	1272	CODE:
858	RETVAL = get_nready ();	1273	RETVAL = get_nready ();
859	OUTPUT:	1274	OUTPUT:
860	RETVAL	1275	RETVAL
861		1276
862	int	1277	int
863	npending()	1278	npending ()
864	PROTOTYPE:	1279	PROTOTYPE:
865	CODE:	1280	CODE:
866	RETVAL = get_npending ();	1281	RETVAL = get_npending ();
867	OUTPUT:	1282	OUTPUT:
868	RETVAL	1283	RETVAL
869		1284
870	int	1285	int
871	nthreads()	1286	nthreads ()
872	PROTOTYPE:	1287	PROTOTYPE:
873	CODE:	1288	CODE:
874	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1289	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
875	RETVAL = started;	1290	RETVAL = started;
876	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1291	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
877	OUTPUT:	1292	OUTPUT:
878	RETVAL	1293	RETVAL
879		1294
		1295	void
		1296	set_sync_prepare (SV *cb)
		1297	PROTOTYPE: &
		1298	CODE:
		1299	SvREFCNT_dec (prepare_cb);
		1300	prepare_cb = newSVsv (cb);
		1301
		1302	char *
		1303	strerror (int errorno = errno)
		1304	PROTOTYPE: ;$
		1305	CODE:
		1306	RETVAL = db_strerror (errorno);
		1307	OUTPUT:
		1308	RETVAL
		1309
880	DB_ENV *	1310	DB_ENV *
881	bdb_env_create (U32 env_flags = 0)	1311	db_env_create (U32 env_flags = 0)
882	CODE:	1312	CODE:
883	{	1313	{
884	int err = db_env_create (&RETVAL, env_flags);	1314	errno = db_env_create (&RETVAL, env_flags);
885	if (err)	1315	if (errno)
886	croak ("db_env_create: %s", db_strerror (err));	1316	croak ("db_env_create: %s", db_strerror (errno));
887	}
888		1317
		1318	if (0)
		1319	{
		1320	RETVAL->set_errcall (RETVAL, debug_errcall);
		1321	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1322	}
		1323	}
		1324	OUTPUT:
		1325	RETVAL
		1326
889	void	1327	void
890	bdb_env_open (DB_ENV env, char db_home, U32 open_flags, int mode, SV *callback = 0)	1328	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)
891	CODE:	1329	CODE:
892	{	1330	{
893	dREQ (REQ_ENV_OPEN);	1331	dREQ (REQ_ENV_OPEN);
		1332
		1333	env->set_thread_count (env, wanted + 2);
		1334
894	req->env = env;	1335	req->env = env;
895	req->uint1 = open_flags;	1336	req->uint1 = open_flags \| DB_THREAD;
896	req->int1 = mode;	1337	req->int1 = mode;
897	req->buf1 = strdup (db_home);	1338	req->buf1 = strdup_ornull (db_home);
898	REQ_SEND;	1339	REQ_SEND;
899	}	1340	}
900		1341
901	void	1342	void
902	bdb_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)	1343	db_env_close (DB_ENV env, U32 flags = 0, SV callback = &PL_sv_undef)
903	CODE:	1344	CODE:
904	{	1345	{
905	dREQ (REQ_ENV_CLOSE);	1346	dREQ (REQ_ENV_CLOSE);
906	req->env = env;	1347	req->env = env;
907	req->uint1 = flags;	1348	req->uint1 = flags;
908	REQ_SEND;	1349	REQ_SEND;
		1350	ptr_nuke (ST (0));
909	}	1351	}
		1352
		1353	void
		1354	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = &PL_sv_undef)
		1355	CODE:
		1356	{
		1357	dREQ (REQ_ENV_TXN_CHECKPOINT);
		1358	req->env = env;
		1359	req->uint1 = kbyte;
		1360	req->int1 = min;
		1361	req->uint2 = flags;
		1362	REQ_SEND;
		1363	}
		1364
		1365	void
		1366	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = &PL_sv_undef)
		1367	CODE:
		1368	{
		1369	dREQ (REQ_ENV_LOCK_DETECT);
		1370	req->env = env;
		1371	req->uint1 = flags;
		1372	req->uint2 = atype;
		1373	REQ_SEND;
		1374	}
		1375
		1376	void
		1377	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = &PL_sv_undef)
		1378	CODE:
		1379	{
		1380	dREQ (REQ_ENV_MEMP_SYNC);
		1381	req->env = env;
		1382	REQ_SEND;
		1383	}
		1384
		1385	void
		1386	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = &PL_sv_undef)
		1387	CODE:
		1388	{
		1389	dREQ (REQ_ENV_MEMP_TRICKLE);
		1390	req->env = env;
		1391	req->int1 = percent;
		1392	REQ_SEND;
		1393	}
		1394
910		1395
911	DB *	1396	DB *
912	bdb_db_create (DB_ENV *env = 0, U32 flags = 0)	1397	db_create (DB_ENV *env = 0, U32 flags = 0)
913	CODE:	1398	CODE:
914	{	1399	{
915	int err = db_create (&RETVAL, env, flags);	1400	errno = db_create (&RETVAL, env, flags);
916	if (err)	1401	if (errno)
917	croak ("db_env_create: %s", db_strerror (err));	1402	croak ("db_create: %s", db_strerror (errno));
918	}
919		1403
		1404	if (RETVAL)
		1405	RETVAL->app_private = (void *)newSVsv (ST (0));
		1406	}
		1407	OUTPUT:
		1408	RETVAL
		1409
920	void	1410	void
921	bdb_db_open (DB db, DB_TXN txnid, const char file, const char database, int type, U32 flags, int mode, SV *callback = 0)	1411	db_open (DB db, DB_TXN_ornull txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)
922	CODE:	1412	CODE:
923	{	1413	{
924	dREQ (REQ_DB_OPEN);	1414	dREQ (REQ_DB_OPEN);
925	req->db = db;	1415	req->db = db;
926	req->txn = txnid;	1416	req->txn = txnid;
927	req->buf1 = strdup (file);	1417	req->buf1 = strdup_ornull (file);
928	req->buf2 = strdup (database);	1418	req->buf2 = strdup_ornull (database);
929	req->int1 = type;	1419	req->int1 = type;
930	req->uint1 = flags;	1420	req->uint1 = flags \| DB_THREAD;
931	req->int2 = mode;	1421	req->int2 = mode;
932	REQ_SEND;	1422	REQ_SEND;
933	}	1423	}
934		1424
935	void	1425	void
936	bdb_db_close (DB db, U32 flags = 0, SV callback = 0)	1426	db_close (DB db, U32 flags = 0, SV callback = &PL_sv_undef)
937	CODE:	1427	CODE:
938	{	1428	{
939	dREQ (REQ_DB_CLOSE);	1429	dREQ (REQ_DB_CLOSE);
940	req->db = db;	1430	req->db = db;
941	req->uint1 = flags;	1431	req->uint1 = flags;
		1432	req->sv1 = (SV *)db->app_private;
		1433	REQ_SEND;
		1434	ptr_nuke (ST (0));
		1435	}
		1436
		1437	void
		1438	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)
		1439	CODE:
		1440	{
		1441	dREQ (REQ_DB_COMPACT);
		1442	req->db = db;
		1443	req->txn = txn;
		1444	sv_to_dbt (&req->dbt1, start);
		1445	sv_to_dbt (&req->dbt2, stop);
		1446	req->uint1 = flags;
		1447	REQ_SEND;
		1448	}
		1449
		1450	void
		1451	db_sync (DB db, U32 flags = 0, SV callback = &PL_sv_undef)
		1452	CODE:
		1453	{
		1454	dREQ (REQ_DB_SYNC);
		1455	req->db = db;
		1456	req->uint1 = flags;
		1457	REQ_SEND;
		1458	}
		1459
		1460	void
		1461	db_upgrade (DB db, octetstring file, U32 flags = 0, SV callback = &PL_sv_undef)
		1462	CODE:
		1463	{
		1464	dREQ (REQ_DB_SYNC);
		1465	req->db = db;
		1466	req->buf1 = strdup (file);
		1467	req->uint1 = flags;
		1468	REQ_SEND;
		1469	}
		1470
		1471	void
		1472	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = &PL_sv_undef)
		1473	CODE:
		1474	{
		1475	dREQ (REQ_DB_KEY_RANGE);
		1476	req->db = db;
		1477	req->txn = txn;
		1478	sv_to_dbt (&req->dbt1, key);
		1479	req->uint1 = flags;
		1480	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
		1481	REQ_SEND;
		1482	}
		1483
		1484	void
		1485	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1486	CODE:
		1487	{
		1488	dREQ (REQ_DB_PUT);
		1489	req->db = db;
		1490	req->txn = txn;
		1491	sv_to_dbt (&req->dbt1, key);
		1492	sv_to_dbt (&req->dbt2, data);
		1493	req->uint1 = flags;
		1494	REQ_SEND;
		1495	}
		1496
		1497	void
		1498	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1499	CODE:
		1500	{
		1501	dREQ (REQ_DB_GET);
		1502	req->db = db;
		1503	req->txn = txn;
		1504	req->uint1 = flags;
		1505	sv_to_dbt (&req->dbt1, key);
		1506	req->dbt3.flags = DB_DBT_MALLOC;
		1507	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1508	REQ_SEND;
		1509	}
		1510
		1511	void
		1512	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
		1513	CODE:
		1514	{
		1515	dREQ (REQ_DB_PGET);
		1516	req->db = db;
		1517	req->txn = txn;
		1518	req->uint1 = flags;
		1519	sv_to_dbt (&req->dbt1, key);
		1520	sv_to_dbt (&req->dbt2, pkey);
		1521	req->dbt3.flags = DB_DBT_MALLOC;
		1522	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1523	REQ_SEND;
		1524	}
		1525
		1526	void
		1527	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = &PL_sv_undef)
		1528	CODE:
		1529	{
		1530	dREQ (REQ_DB_DEL);
		1531	req->db = db;
		1532	req->txn = txn;
		1533	req->uint1 = flags;
		1534	sv_to_dbt (&req->dbt1, key);
		1535	REQ_SEND;
		1536	}
		1537
		1538	void
		1539	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)
		1540	CODE:
		1541	{
		1542	dREQ (REQ_TXN_COMMIT);
		1543	req->txn = txn;
		1544	req->uint1 = flags;
		1545	REQ_SEND;
		1546	ptr_nuke (ST (0));
		1547	}
		1548
		1549	void
		1550	db_txn_abort (DB_TXN txn, SV callback = &PL_sv_undef)
		1551	CODE:
		1552	{
		1553	dREQ (REQ_TXN_ABORT);
		1554	req->txn = txn;
		1555	REQ_SEND;
		1556	ptr_nuke (ST (0));
		1557	}
		1558
		1559	void
		1560	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)
		1561	CODE:
		1562	{
		1563	dREQ (REQ_TXN_FINISH);
		1564	req->txn = txn;
		1565	req->uint1 = flags;
		1566	REQ_SEND;
		1567	ptr_nuke (ST (0));
		1568	}
		1569
		1570	void
		1571	db_c_close (DBC dbc, SV callback = &PL_sv_undef)
		1572	CODE:
		1573	{
		1574	dREQ (REQ_C_CLOSE);
		1575	req->dbc = dbc;
		1576	REQ_SEND;
		1577	ptr_nuke (ST (0));
		1578	}
		1579
		1580	void
		1581	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = &PL_sv_undef)
		1582	CODE:
		1583	{
		1584	dREQ (REQ_C_COUNT);
		1585	req->dbc = dbc;
		1586	req->sv1 = SvREFCNT_inc (count);
		1587	REQ_SEND;
		1588	}
		1589
		1590	void
		1591	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
		1592	CODE:
		1593	{
		1594	dREQ (REQ_C_PUT);
		1595	req->dbc = dbc;
		1596	sv_to_dbt (&req->dbt1, key);
		1597	sv_to_dbt (&req->dbt2, data);
		1598	req->uint1 = flags;
		1599	REQ_SEND;
		1600	}
		1601
		1602	void
		1603	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
		1604	CODE:
		1605	{
		1606	dREQ (REQ_C_GET);
		1607	req->dbc = dbc;
		1608	req->uint1 = flags;
		1609	if ((flags & DB_SET) == DB_SET
		1610	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1611	sv_to_dbt (&req->dbt1, key);
		1612	else
		1613	req->dbt1.flags = DB_DBT_MALLOC;
		1614
		1615	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1616
		1617	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1618	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1619	sv_to_dbt (&req->dbt3, data);
		1620	else
		1621	req->dbt3.flags = DB_DBT_MALLOC;
		1622
		1623	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1624	REQ_SEND;
		1625	}
		1626
		1627	void
		1628	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1629	CODE:
		1630	{
		1631	dREQ (REQ_C_PGET);
		1632	req->dbc = dbc;
		1633	req->uint1 = flags;
		1634	if ((flags & DB_SET) == DB_SET
		1635	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1636	sv_to_dbt (&req->dbt1, key);
		1637	else
		1638	req->dbt1.flags = DB_DBT_MALLOC;
		1639
		1640	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1641
		1642	req->dbt2.flags = DB_DBT_MALLOC;
		1643	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1644
		1645	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1646	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1647	sv_to_dbt (&req->dbt3, data);
		1648	else
		1649	req->dbt3.flags = DB_DBT_MALLOC;
		1650
		1651	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1652	REQ_SEND;
		1653	}
		1654
		1655	void
		1656	db_c_del (DBC dbc, U32 flags = 0, SV callback = &PL_sv_undef)
		1657	CODE:
		1658	{
		1659	dREQ (REQ_C_DEL);
		1660	req->dbc = dbc;
		1661	req->uint1 = flags;
		1662	REQ_SEND;
		1663	}
		1664
		1665
		1666	void
		1667	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = &PL_sv_undef)
		1668	CODE:
		1669	{
		1670	dREQ (REQ_SEQ_OPEN);
		1671	req->seq = seq;
		1672	req->txn = txnid;
		1673	req->uint1 = flags \| DB_THREAD;
		1674	sv_to_dbt (&req->dbt1, key);
		1675	REQ_SEND;
		1676	}
		1677
		1678	void
		1679	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = &PL_sv_undef)
		1680	CODE:
		1681	{
		1682	dREQ (REQ_SEQ_CLOSE);
		1683	req->seq = seq;
		1684	req->uint1 = flags;
		1685	REQ_SEND;
		1686	ptr_nuke (ST (0));
		1687	}
		1688
		1689	void
		1690	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)
		1691	CODE:
		1692	{
		1693	dREQ (REQ_SEQ_GET);
		1694	req->seq = seq;
		1695	req->txn = txnid;
		1696	req->int1 = delta;
		1697	req->uint1 = flags;
		1698	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
		1699	REQ_SEND;
		1700	}
		1701
		1702	void
		1703	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
		1704	CODE:
		1705	{
		1706	dREQ (REQ_SEQ_REMOVE);
		1707	req->seq = seq;
		1708	req->txn = txnid;
		1709	req->uint1 = flags;
942	REQ_SEND;	1710	REQ_SEND;
943	}	1711	}
944		1712
945		1713
946	MODULE = BDB PACKAGE = BDB::Env	1714	MODULE = BDB PACKAGE = BDB::Env
947		1715
		1716	void
		1717	DESTROY (DB_ENV_ornull *env)
		1718	CODE:
		1719	if (env)
		1720	env->close (env, 0);
		1721
		1722	int set_data_dir (DB_ENV env, const char dir)
		1723	CODE:
		1724	RETVAL = env->set_data_dir (env, dir);
		1725	OUTPUT:
		1726	RETVAL
		1727
		1728	int set_tmp_dir (DB_ENV env, const char dir)
		1729	CODE:
		1730	RETVAL = env->set_tmp_dir (env, dir);
		1731	OUTPUT:
		1732	RETVAL
		1733
		1734	int set_lg_dir (DB_ENV env, const char dir)
		1735	CODE:
		1736	RETVAL = env->set_lg_dir (env, dir);
		1737	OUTPUT:
		1738	RETVAL
		1739
		1740	int set_shm_key (DB_ENV *env, long shm_key)
		1741	CODE:
		1742	RETVAL = env->set_shm_key (env, shm_key);
		1743	OUTPUT:
		1744	RETVAL
		1745
948	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)	1746	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)
		1747	CODE:
		1748	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
		1749	OUTPUT:
		1750	RETVAL
949		1751
950	int set_flags (DB_ENV *env, U32 flags, int onoff)	1752	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
		1753	CODE:
		1754	RETVAL = env->set_flags (env, flags, onoff);
		1755	OUTPUT:
		1756	RETVAL
951		1757
		1758	void set_errfile (DB_ENV env, FILE errfile = 0)
		1759	CODE:
		1760	env->set_errfile (env, errfile);
		1761
		1762	void set_msgfile (DB_ENV env, FILE msgfile = 0)
		1763	CODE:
		1764	env->set_msgfile (env, msgfile);
		1765
		1766	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
		1767	CODE:
		1768	RETVAL = env->set_verbose (env, which, onoff);
		1769	OUTPUT:
		1770	RETVAL
		1771
952	int set_encrypt (DB_ENV env, const char password, U32 flags)	1772	int set_encrypt (DB_ENV env, const char password, U32 flags = 0)
		1773	CODE:
		1774	RETVAL = env->set_encrypt (env, password, flags);
		1775	OUTPUT:
		1776	RETVAL
		1777
		1778	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
		1779	CODE:
		1780	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
		1781	OUTPUT:
		1782	RETVAL
		1783
		1784	int set_mp_max_openfd (DB_ENV *env, int maxopenfd);
		1785	CODE:
		1786	RETVAL = env->set_mp_max_openfd (env, maxopenfd);
		1787	OUTPUT:
		1788	RETVAL
		1789
		1790	int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep);
		1791	CODE:
		1792	RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep);
		1793	OUTPUT:
		1794	RETVAL
		1795
		1796	int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb)
		1797	CODE:
		1798	RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
		1799	OUTPUT:
		1800	RETVAL
		1801
		1802	int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
		1803	CODE:
		1804	RETVAL = env->set_lk_detect (env, detect);
		1805	OUTPUT:
		1806	RETVAL
		1807
		1808	int set_lk_max_lockers (DB_ENV *env, U32 max)
		1809	CODE:
		1810	RETVAL = env->set_lk_max_lockers (env, max);
		1811	OUTPUT:
		1812	RETVAL
		1813
		1814	int set_lk_max_locks (DB_ENV *env, U32 max)
		1815	CODE:
		1816	RETVAL = env->set_lk_max_locks (env, max);
		1817	OUTPUT:
		1818	RETVAL
		1819
		1820	int set_lk_max_objects (DB_ENV *env, U32 max)
		1821	CODE:
		1822	RETVAL = env->set_lk_max_objects (env, max);
		1823	OUTPUT:
		1824	RETVAL
		1825
		1826	int set_lg_bsize (DB_ENV *env, U32 max)
		1827	CODE:
		1828	RETVAL = env->set_lg_bsize (env, max);
		1829	OUTPUT:
		1830	RETVAL
		1831
		1832	int set_lg_max (DB_ENV *env, U32 max)
		1833	CODE:
		1834	RETVAL = env->set_lg_max (env, max);
		1835	OUTPUT:
		1836	RETVAL
		1837
		1838	int mutex_set_max (DB_ENV *env, U32 max)
		1839	CODE:
		1840	RETVAL = env->mutex_set_max (env, max);
		1841	OUTPUT:
		1842	RETVAL
		1843
		1844	int mutex_set_increment (DB_ENV *env, U32 increment)
		1845	CODE:
		1846	RETVAL = env->mutex_set_increment (env, increment);
		1847	OUTPUT:
		1848	RETVAL
		1849
		1850	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		1851	CODE:
		1852	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		1853	OUTPUT:
		1854	RETVAL
		1855
		1856	int mutex_set_align (DB_ENV *env, U32 align)
		1857	CODE:
		1858	RETVAL = env->mutex_set_align (env, align);
		1859	OUTPUT:
		1860	RETVAL
		1861
		1862	DB_TXN *
		1863	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
		1864	CODE:
		1865	errno = env->txn_begin (env, parent, &RETVAL, flags);
		1866	if (errno)
		1867	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
		1868	OUTPUT:
		1869	RETVAL
953		1870
954	MODULE = BDB PACKAGE = BDB::Db	1871	MODULE = BDB PACKAGE = BDB::Db
955		1872
		1873	void
		1874	DESTROY (DB_ornull *db)
		1875	CODE:
		1876	if (db)
		1877	{
		1878	SV env = (SV )db->app_private;
		1879	db->close (db, 0);
		1880	SvREFCNT_dec (env);
		1881	}
		1882
956	int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0)	1883	int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0)
		1884	CODE:
		1885	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
		1886	OUTPUT:
		1887	RETVAL
957		1888
958	int set_flags (DB *env, U32 flags, int onoff)	1889	int set_flags (DB *db, U32 flags)
		1890	CODE:
		1891	RETVAL = db->set_flags (db, flags);
		1892	OUTPUT:
		1893	RETVAL
959		1894
960	int set_encrypt (DB db, const char password, U32 flags)	1895	int set_encrypt (DB db, const char password, U32 flags)
		1896	CODE:
		1897	RETVAL = db->set_encrypt (db, password, flags);
		1898	OUTPUT:
		1899	RETVAL
961		1900
962	int set_lorder (DB *db, int lorder)	1901	int set_lorder (DB *db, int lorder)
963		1902	CODE:
		1903	RETVAL = db->set_lorder (db, lorder);
		1904	OUTPUT:
		1905	RETVAL
964		1906
965	int set_bt_minkey (DB *db, U32 minkey)	1907	int set_bt_minkey (DB *db, U32 minkey)
		1908	CODE:
		1909	RETVAL = db->set_bt_minkey (db, minkey);
		1910	OUTPUT:
		1911	RETVAL
966		1912
967	int set_re_delim(DB *db, int delim);	1913	int set_re_delim (DB *db, int delim)
		1914	CODE:
		1915	RETVAL = db->set_re_delim (db, delim);
		1916	OUTPUT:
		1917	RETVAL
968		1918
969	int set_re_pad (DB *db, int re_pad)	1919	int set_re_pad (DB *db, int re_pad)
		1920	CODE:
		1921	RETVAL = db->set_re_pad (db, re_pad);
		1922	OUTPUT:
		1923	RETVAL
970		1924
971	int set_re_source (DB db, char source)	1925	int set_re_source (DB db, char source)
		1926	CODE:
		1927	RETVAL = db->set_re_source (db, source);
		1928	OUTPUT:
		1929	RETVAL
972		1930
973	int set_re_len (DB *db, U32 re_len)	1931	int set_re_len (DB *db, U32 re_len)
		1932	CODE:
		1933	RETVAL = db->set_re_len (db, re_len);
		1934	OUTPUT:
		1935	RETVAL
974		1936
975	int set_h_ffactor (DB *db, U32 h_ffactor)	1937	int set_h_ffactor (DB *db, U32 h_ffactor)
		1938	CODE:
		1939	RETVAL = db->set_h_ffactor (db, h_ffactor);
		1940	OUTPUT:
		1941	RETVAL
976		1942
977	int set_h_nelem (DB *db, U32 h_nelem)	1943	int set_h_nelem (DB *db, U32 h_nelem)
		1944	CODE:
		1945	RETVAL = db->set_h_nelem (db, h_nelem);
		1946	OUTPUT:
		1947	RETVAL
978		1948
979	int set_q_extentsize (DB *db, U32 extentsize)	1949	int set_q_extentsize (DB *db, U32 extentsize)
		1950	CODE:
		1951	RETVAL = db->set_q_extentsize (db, extentsize);
		1952	OUTPUT:
		1953	RETVAL
980		1954
		1955	DBC *
		1956	cursor (DB db, DB_TXN_ornull txn = 0, U32 flags = 0)
		1957	CODE:
		1958	errno = db->cursor (db, txn, &RETVAL, flags);
		1959	if (errno)
		1960	croak ("DB->cursor: %s", db_strerror (errno));
		1961	OUTPUT:
		1962	RETVAL
981		1963
		1964	DB_SEQUENCE *
		1965	sequence (DB *db, U32 flags = 0)
		1966	CODE:
		1967	{
		1968	errno = db_sequence_create (&RETVAL, db, flags);
		1969	if (errno)
		1970	croak ("db_sequence_create: %s", db_strerror (errno));
		1971	}
		1972	OUTPUT:
		1973	RETVAL
		1974
		1975
		1976	MODULE = BDB PACKAGE = BDB::Txn
		1977
		1978	void
		1979	DESTROY (DB_TXN_ornull *txn)
		1980	CODE:
		1981	if (txn)
		1982	txn->abort (txn);
		1983
		1984	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
		1985	CODE:
		1986	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
		1987	OUTPUT:
		1988	RETVAL
		1989
		1990	int failed (DB_TXN *txn)
		1991	CODE:
		1992	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		1993	OUTPUT:
		1994	RETVAL
		1995
		1996
		1997	MODULE = BDB PACKAGE = BDB::Cursor
		1998
		1999	void
		2000	DESTROY (DBC_ornull *dbc)
		2001	CODE:
		2002	if (dbc)
		2003	dbc->c_close (dbc);
		2004
		2005	MODULE = BDB PACKAGE = BDB::Sequence
		2006
		2007	void
		2008	DESTROY (DB_SEQUENCE_ornull *seq)
		2009	CODE:
		2010	if (seq)
		2011	seq->close (seq, 0);
		2012
		2013	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
		2014	CODE:
		2015	RETVAL = seq->initial_value (seq, value);
		2016	OUTPUT:
		2017	RETVAL
		2018
		2019	int set_cachesize (DB_SEQUENCE *seq, U32 size)
		2020	CODE:
		2021	RETVAL = seq->set_cachesize (seq, size);
		2022	OUTPUT:
		2023	RETVAL
		2024
		2025	int set_flags (DB_SEQUENCE *seq, U32 flags)
		2026	CODE:
		2027	RETVAL = seq->set_flags (seq, flags);
		2028	OUTPUT:
		2029	RETVAL
		2030
		2031	int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max)
		2032	CODE:
		2033	RETVAL = seq->set_range (seq, min, max);
		2034	OUTPUT:
		2035	RETVAL
		2036

Diff Legend

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

Comparing BDB/BDB.xs (file contents): Revision 1.2 by root, Mon Feb 5 20:21:38 2007 UTC vs. Revision 1.26 by root, Mon Dec 10 21:19:07 2007 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.2 by root, Mon Feb 5 20:21:38 2007 UTC vs.
Revision 1.26 by root, Mon Dec 10 21:19:07 2007 UTC