[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 1.20 by root, Tue Dec 4 10:13:50 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,
		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_KEY_RANGE:
		332	{
		333	AV *av = newAV ();
		334
		335	av_push (av, newSVnv (req->key_range.less));
		336	av_push (av, newSVnv (req->key_range.equal));
		337	av_push (av, newSVnv (req->key_range.greater));
		338
		339	SvREADONLY_off (req->sv1);
		340	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		341	SvREFCNT_dec (req->sv1);
		342	}
		343	break;
		344
		345	case REQ_SEQ_GET:
		346	SvREADONLY_off (req->sv1);
		347
		348	if (sizeof (IV) > 4)
		349	sv_setiv_mg (req->sv1, req->seq_t);
		350	else
		351	sv_setnv_mg (req->sv1, req->seq_t);
		352
		353	SvREFCNT_dec (req->sv1);
		354	break;
257	}	355	}
		356
		357	errno = req->result;
258		358
259	PUTBACK;	359	PUTBACK;
260	call_sv (req->callback, G_VOID \| G_EVAL);	360	call_sv (req->callback, G_VOID \| G_EVAL);
261	SPAGAIN;	361	SPAGAIN;
262		362
…		…
272	free (req->buf1);	372	free (req->buf1);
273	free (req->buf2);	373	free (req->buf2);
274	Safefree (req);	374	Safefree (req);
275	}	375	}
276		376
277	static void aio_proc(void arg);	377	#ifdef USE_SOCKETS_AS_HANDLES
		378	# define TO_SOCKET(x) (win32_get_osfhandle (x))
		379	#else
		380	# define TO_SOCKET(x) (x)
		381	#endif
		382
		383	static void
		384	create_respipe ()
		385	{
		386	int old_readfd = respipe [0];
		387
		388	if (respipe [1] >= 0)
		389	respipe_close (TO_SOCKET (respipe [1]));
		390
		391	#ifdef _WIN32
		392	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
		393	#else
		394	if (pipe (respipe))
		395	#endif
		396	croak ("unable to initialize result pipe");
		397
		398	if (old_readfd >= 0)
		399	{
		400	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		401	croak ("unable to initialize result pipe(2)");
		402
		403	respipe_close (respipe [0]);
		404	respipe [0] = old_readfd;
		405	}
		406
		407	#ifdef _WIN32
		408	int arg = 1;
		409	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		410	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		411	#else
		412	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		413	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		414	#endif
		415	croak ("unable to initialize result pipe(3)");
		416
		417	respipe_osf [0] = TO_SOCKET (respipe [0]);
		418	respipe_osf [1] = TO_SOCKET (respipe [1]);
		419	}
		420
		421	X_THREAD_PROC (bdb_proc);
278		422
279	static void start_thread (void)	423	static void start_thread (void)
280	{	424	{
281	sigset_t fullsigset, oldsigset;
282	pthread_attr_t attr;
283
284	worker *wrk = calloc (1, sizeof (worker));	425	worker *wrk = calloc (1, sizeof (worker));
285		426
286	if (!wrk)	427	if (!wrk)
287	croak ("unable to allocate worker thread data");	428	croak ("unable to allocate worker thread data");
288		429
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);	430	X_LOCK (wrklock);
298	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
299
300	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	431	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
301	{	432	{
302	wrk->prev = &wrk_first;	433	wrk->prev = &wrk_first;
303	wrk->next = wrk_first.next;	434	wrk->next = wrk_first.next;
304	wrk_first.next->prev = wrk;	435	wrk_first.next->prev = wrk;
305	wrk_first.next = wrk;	436	wrk_first.next = wrk;
306	++started;	437	++started;
307	}	438	}
308	else	439	else
309	free (wrk);	440	free (wrk);
310		441
311	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
312	UNLOCK (wrklock);	442	X_UNLOCK (wrklock);
313	}	443	}
314		444
315	static void maybe_start_thread ()	445	static void maybe_start_thread ()
316	{	446	{
317	if (get_nthreads () >= wanted)	447	if (get_nthreads () >= wanted)
…		…
324	start_thread ();	454	start_thread ();
325	}	455	}
326		456
327	static void req_send (aio_req req)	457	static void req_send (aio_req req)
328	{	458	{
		459	SV *wait_callback = 0;
		460
		461	// synthesize callback if none given
		462	if (!SvOK (req->callback))
		463	{
		464	int count;
		465
		466	dSP;
		467	PUSHMARK (SP);
		468	PUTBACK;
		469	count = call_sv (prepare_cb, G_ARRAY);
		470	SPAGAIN;
		471
		472	if (count != 2)
		473	croak ("prepare callback must return exactly two values\n");
		474
		475	wait_callback = SvREFCNT_inc (POPs);
		476	SvREFCNT_dec (req->callback);
		477	req->callback = SvREFCNT_inc (POPs);
		478	}
		479
329	++nreqs;	480	++nreqs;
330		481
331	LOCK (reqlock);	482	X_LOCK (reqlock);
332	++nready;	483	++nready;
333	reqq_push (&req_queue, req);	484	reqq_push (&req_queue, req);
334	pthread_cond_signal (&reqwait);	485	X_COND_SIGNAL (reqwait);
335	UNLOCK (reqlock);	486	X_UNLOCK (reqlock);
336		487
337	maybe_start_thread ();	488	maybe_start_thread ();
		489
		490	if (wait_callback)
		491	{
		492	dSP;
		493	PUSHMARK (SP);
		494	PUTBACK;
		495	call_sv (wait_callback, G_DISCARD);
		496	SvREFCNT_dec (wait_callback);
		497	}
338	}	498	}
339		499
340	static void end_thread (void)	500	static void end_thread (void)
341	{	501	{
342	aio_req req;	502	aio_req req;
…		…
344	Newz (0, req, 1, aio_cb);	504	Newz (0, req, 1, aio_cb);
345		505
346	req->type = REQ_QUIT;	506	req->type = REQ_QUIT;
347	req->pri = PRI_MAX + PRI_BIAS;	507	req->pri = PRI_MAX + PRI_BIAS;
348		508
349	LOCK (reqlock);	509	X_LOCK (reqlock);
350	reqq_push (&req_queue, req);	510	reqq_push (&req_queue, req);
351	pthread_cond_signal (&reqwait);	511	X_COND_SIGNAL (reqwait);
352	UNLOCK (reqlock);	512	X_UNLOCK (reqlock);
353		513
354	LOCK (wrklock);	514	X_LOCK (wrklock);
355	--started;	515	--started;
356	UNLOCK (wrklock);	516	X_UNLOCK (wrklock);
357	}	517	}
358		518
359	static void set_max_idle (int nthreads)	519	static void set_max_idle (int nthreads)
360	{	520	{
361	if (WORDACCESS_UNSAFE) LOCK (reqlock);	521	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
362	max_idle = nthreads <= 0 ? 1 : nthreads;	522	max_idle = nthreads <= 0 ? 1 : nthreads;
363	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	523	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
364	}	524	}
365		525
366	static void min_parallel (int nthreads)	526	static void min_parallel (int nthreads)
367	{	527	{
368	if (wanted < nthreads)	528	if (wanted < nthreads)
…		…
383	fd_set rfd;	543	fd_set rfd;
384		544
385	while (nreqs)	545	while (nreqs)
386	{	546	{
387	int size;	547	int size;
388	if (WORDACCESS_UNSAFE) LOCK (reslock);	548	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
389	size = res_queue.size;	549	size = res_queue.size;
390	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	550	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
391		551
392	if (size)	552	if (size)
393	return;	553	return;
394		554
395	maybe_start_thread ();	555	maybe_start_thread ();
396		556
397	FD_ZERO(&rfd);	557	FD_ZERO (&rfd);
398	FD_SET(respipe [0], &rfd);	558	FD_SET (respipe [0], &rfd);
399		559
400	select (respipe [0] + 1, &rfd, 0, 0, 0);	560	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
401	}	561	}
402	}	562	}
403		563
404	static int poll_cb ()	564	static int poll_cb ()
405	{	565	{
…		…
417	{	577	{
418	for (;;)	578	for (;;)
419	{	579	{
420	maybe_start_thread ();	580	maybe_start_thread ();
421		581
422	LOCK (reslock);	582	X_LOCK (reslock);
423	req = reqq_shift (&res_queue);	583	req = reqq_shift (&res_queue);
424		584
425	if (req)	585	if (req)
426	{	586	{
427	--npending;	587	--npending;
428		588
429	if (!res_queue.size)	589	if (!res_queue.size)
430	{	590	{
431	/* read any signals sent by the worker threads */	591	/* read any signals sent by the worker threads */
432	char buf [4];	592	char buf [4];
433	while (read (respipe [0], buf, 4) == 4)	593	while (respipe_read (respipe [0], buf, 4) == 4)
434	;	594	;
435	}	595	}
436	}	596	}
437		597
438	UNLOCK (reslock);	598	X_UNLOCK (reslock);
439		599
440	if (!req)	600	if (!req)
441	break;	601	break;
442		602
443	--nreqs;	603	--nreqs;
…		…
473	}	633	}
474		634
475	return count;	635	return count;
476	}	636	}
477		637
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	/*****************************************************************************/	638	/*****************************************************************************/
491		639
492	static void aio_proc (void thr_arg)	640	X_THREAD_PROC (bdb_proc)
493	{	641	{
494	aio_req req;	642	aio_req req;
495	struct timespec ts;	643	struct timespec ts;
496	worker self = (worker )thr_arg;	644	worker self = (worker )thr_arg;
497		645
498	/* try to distribute timeouts somewhat evenly */	646	/* try to distribute timeouts somewhat evenly */
499	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	647	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
500	* (1000000000UL / 1024UL);
501		648
502	for (;;)	649	for (;;)
503	{	650	{
504	ts.tv_sec = time (0) + IDLE_TIMEOUT;	651	ts.tv_sec = time (0) + IDLE_TIMEOUT;
505		652
506	LOCK (reqlock);	653	X_LOCK (reqlock);
507		654
508	for (;;)	655	for (;;)
509	{	656	{
510	self->req = req = reqq_shift (&req_queue);	657	self->req = req = reqq_shift (&req_queue);
511		658
512	if (req)	659	if (req)
513	break;	660	break;
514		661
515	++idle;	662	++idle;
516		663
517	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	664	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
518	== ETIMEDOUT)	665	== ETIMEDOUT)
519	{	666	{
520	if (idle > max_idle)	667	if (idle > max_idle)
521	{	668	{
522	--idle;	669	--idle;
523	UNLOCK (reqlock);	670	X_UNLOCK (reqlock);
524	LOCK (wrklock);	671	X_LOCK (wrklock);
525	--started;	672	--started;
526	UNLOCK (wrklock);	673	X_UNLOCK (wrklock);
527	goto quit;	674	goto quit;
528	}	675	}
529		676
530	/* we are allowed to idle, so do so without any timeout */	677	/* we are allowed to idle, so do so without any timeout */
531	pthread_cond_wait (&reqwait, &reqlock);	678	X_COND_WAIT (reqwait, reqlock);
532	ts.tv_sec = time (0) + IDLE_TIMEOUT;	679	ts.tv_sec = time (0) + IDLE_TIMEOUT;
533	}	680	}
534		681
535	--idle;	682	--idle;
536	}	683	}
537		684
538	--nready;	685	--nready;
539		686
540	UNLOCK (reqlock);	687	X_UNLOCK (reqlock);
541		688
542	errno = 0; /* strictly unnecessary */
543
544	switch (req->type)	689	switch (req->type)
545	{	690	{
546	case REQ_QUIT:	691	case REQ_QUIT:
		692	req->result = ENOSYS;
547	goto quit;	693	goto quit;
548		694
		695	case REQ_ENV_OPEN:
		696	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		697	break;
		698
		699	case REQ_ENV_CLOSE:
		700	req->result = req->env->close (req->env, req->uint1);
		701	break;
		702
		703	case REQ_ENV_TXN_CHECKPOINT:
		704	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		705	break;
		706
		707	case REQ_ENV_LOCK_DETECT:
		708	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		709	break;
		710
		711	case REQ_ENV_MEMP_SYNC:
		712	req->result = req->env->memp_sync (req->env, 0);
		713	break;
		714
		715	case REQ_ENV_MEMP_TRICKLE:
		716	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		717	break;
		718
		719	case REQ_DB_OPEN:
		720	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		721	break;
		722
		723	case REQ_DB_CLOSE:
		724	req->result = req->db->close (req->db, req->uint1);
		725	break;
		726
		727	case REQ_DB_COMPACT:
		728	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
		729	break;
		730
		731	case REQ_DB_SYNC:
		732	req->result = req->db->sync (req->db, req->uint1);
		733	break;
		734
		735	case REQ_DB_PUT:
		736	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		737	break;
		738
		739	case REQ_DB_GET:
		740	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		741	break;
		742
		743	case REQ_DB_PGET:
		744	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		745	break;
		746
		747	case REQ_DB_DEL:
		748	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		749	break;
		750
		751	case REQ_DB_KEY_RANGE:
		752	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		753	break;
		754
		755	case REQ_TXN_COMMIT:
		756	req->result = req->txn->commit (req->txn, req->uint1);
		757	break;
		758
		759	case REQ_TXN_ABORT:
		760	req->result = req->txn->abort (req->txn);
		761	break;
		762
		763	case REQ_TXN_FINISH:
		764	if (req->txn->flags & TXN_DEADLOCK)
		765	{
		766	req->result = req->txn->abort (req->txn);
		767	if (!req->result)
		768	req->result = DB_LOCK_DEADLOCK;
		769	}
		770	else
		771	req->result = req->txn->commit (req->txn, req->uint1);
		772	break;
		773
		774	case REQ_C_CLOSE:
		775	req->result = req->dbc->c_close (req->dbc);
		776	break;
		777
		778	case REQ_C_COUNT:
		779	{
		780	db_recno_t recno;
		781	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		782	req->uv1 = recno;
		783	}
		784	break;
		785
		786	case REQ_C_PUT:
		787	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		788	break;
		789
		790	case REQ_C_GET:
		791	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		792	break;
		793
		794	case REQ_C_PGET:
		795	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		796	break;
		797
		798	case REQ_C_DEL:
		799	req->result = req->dbc->c_del (req->dbc, req->uint1);
		800	break;
		801
		802	case REQ_SEQ_OPEN:
		803	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		804	break;
		805
		806	case REQ_SEQ_CLOSE:
		807	req->result = req->seq->close (req->seq, req->uint1);
		808	break;
		809
		810	case REQ_SEQ_GET:
		811	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		812	break;
		813
		814	case REQ_SEQ_REMOVE:
		815	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		816	break;
		817
549	default:	818	default:
550	//req->result = ENOSYS;	819	req->result = ENOSYS;
551	break;	820	break;
552	}	821	}
553		822
554	//req->errorno = errno;	823	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		824	req->txn->flags \|= TXN_DEADLOCK;
555		825
556	LOCK (reslock);	826	X_LOCK (reslock);
557		827
558	++npending;	828	++npending;
559		829
560	if (!reqq_push (&res_queue, req))	830	if (!reqq_push (&res_queue, req))
561	/* write a dummy byte to the pipe so fh becomes ready */	831	/* write a dummy byte to the pipe so fh becomes ready */
562	write (respipe [1], &respipe, 1);	832	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
563		833
564	self->req = 0;	834	self->req = 0;
565	worker_clear (self);	835	worker_clear (self);
566		836
567	UNLOCK (reslock);	837	X_UNLOCK (reslock);
568	}	838	}
569		839
570	quit:	840	quit:
571	LOCK (wrklock);	841	X_LOCK (wrklock);
572	worker_free (self);	842	worker_free (self);
573	UNLOCK (wrklock);	843	X_UNLOCK (wrklock);
574		844
575	return 0;	845	return 0;
576	}	846	}
577		847
578	/*****************************************************************************/	848	/*****************************************************************************/
579		849
580	static void atfork_prepare (void)	850	static void atfork_prepare (void)
581	{	851	{
582	LOCK (wrklock);	852	X_LOCK (wrklock);
583	LOCK (reqlock);	853	X_LOCK (reqlock);
584	LOCK (reslock);	854	X_LOCK (reslock);
585	}	855	}
586		856
587	static void atfork_parent (void)	857	static void atfork_parent (void)
588	{	858	{
589	UNLOCK (reslock);	859	X_UNLOCK (reslock);
590	UNLOCK (reqlock);	860	X_UNLOCK (reqlock);
591	UNLOCK (wrklock);	861	X_UNLOCK (wrklock);
592	}	862	}
593		863
594	static void atfork_child (void)	864	static void atfork_child (void)
595	{	865	{
596	aio_req prv;	866	aio_req prv;
…		…
616	idle = 0;	886	idle = 0;
617	nreqs = 0;	887	nreqs = 0;
618	nready = 0;	888	nready = 0;
619	npending = 0;	889	npending = 0;
620		890
621	close (respipe [0]);
622	close (respipe [1]);
623	create_pipe ();	891	create_respipe ();
624		892
625	atfork_parent ();	893	atfork_parent ();
626	}	894	}
627		895
628	#define dREQ(reqtype) \	896	#define dREQ(reqtype) \
…		…
642	req->pri = req_pri	910	req->pri = req_pri
643		911
644	#define REQ_SEND \	912	#define REQ_SEND \
645	req_send (req)	913	req_send (req)
646		914
647	#define SvPTR(var, arg, type, class) \	915	#define SvPTR(var, arg, type, class, nullok) \
648	if (!SvOK (arg)) \	916	if (!SvOK (arg)) \
		917	{ \
		918	if (!nullok) \
		919	croak (# var " must be a " # class " object, not undef"); \
		920	\
649	(var) = 0; \	921	(var) = 0; \
		922	} \
650	else if (sv_derived_from ((arg), # class)) \	923	else if (sv_derived_from ((arg), # class)) \
651	{ \	924	{ \
652	IV tmp = SvIV ((SV*) SvRV (arg)); \	925	IV tmp = SvIV ((SV*) SvRV (arg)); \
653	(var) = INT2PTR (type, tmp); \	926	(var) = INT2PTR (type, tmp); \
		927	if (!var) \
		928	croak (# var " is not a valid " # class " object anymore"); \
654	} \	929	} \
655	else \	930	else \
656	Perl_croak (# var " is not of type " # type)	931	croak (# var " is not of type " # class); \
657		932	\
		933
		934	static void
		935	ptr_nuke (SV *sv)
		936	{
		937	assert (SvROK (sv));
		938	sv_setiv (SvRV (sv), 0);
		939	}
		940
658	MODULE = BDB PACKAGE = BDB	941	MODULE = BDB PACKAGE = BDB
659		942
660	PROTOTYPES: ENABLE	943	PROTOTYPES: ENABLE
661		944
662	BOOT:	945	BOOT:
…		…
677	const_iv (INIT_TXN)	960	const_iv (INIT_TXN)
678	const_iv (RECOVER)	961	const_iv (RECOVER)
679	const_iv (INIT_TXN)	962	const_iv (INIT_TXN)
680	const_iv (RECOVER_FATAL)	963	const_iv (RECOVER_FATAL)
681	const_iv (CREATE)	964	const_iv (CREATE)
		965	const_iv (RDONLY)
682	const_iv (USE_ENVIRON)	966	const_iv (USE_ENVIRON)
683	const_iv (USE_ENVIRON_ROOT)	967	const_iv (USE_ENVIRON_ROOT)
684	const_iv (LOCKDOWN)	968	const_iv (LOCKDOWN)
685	const_iv (PRIVATE)	969	const_iv (PRIVATE)
686	const_iv (REGISTER)	970	const_iv (REGISTER)
…		…
692	const_iv (DSYNC_DB)	976	const_iv (DSYNC_DB)
693	const_iv (DSYNC_LOG)	977	const_iv (DSYNC_LOG)
694	const_iv (LOG_AUTOREMOVE)	978	const_iv (LOG_AUTOREMOVE)
695	const_iv (LOG_INMEMORY)	979	const_iv (LOG_INMEMORY)
696	const_iv (NOLOCKING)	980	const_iv (NOLOCKING)
697	const_iv (MULTIVERSION)
698	const_iv (NOMMAP)	981	const_iv (NOMMAP)
699	const_iv (NOPANIC)	982	const_iv (NOPANIC)
700	const_iv (OVERWRITE)	983	const_iv (OVERWRITE)
701	const_iv (PANIC_ENVIRONMENT)	984	const_iv (PANIC_ENVIRONMENT)
702	const_iv (REGION_INIT)	985	const_iv (REGION_INIT)
703	const_iv (TIME_NOTGRANTED)	986	const_iv (TIME_NOTGRANTED)
704	const_iv (TXN_NOSYNC)	987	const_iv (TXN_NOSYNC)
705	const_iv (TXN_SNAPSHOT)	988	const_iv (TXN_NOT_DURABLE)
706	const_iv (TXN_WRITE_NOSYNC)	989	const_iv (TXN_WRITE_NOSYNC)
		990	const_iv (WRITECURSOR)
707	const_iv (YIELDCPU)	991	const_iv (YIELDCPU)
708	const_iv (ENCRYPT_AES)	992	const_iv (ENCRYPT_AES)
709	const_iv (XA_CREATE)	993	const_iv (XA_CREATE)
710	const_iv (BTREE)	994	const_iv (BTREE)
711	const_iv (HASH)	995	const_iv (HASH)
712	const_iv (QUEUE)	996	const_iv (QUEUE)
713	const_iv (RECNO)	997	const_iv (RECNO)
714	const_iv (UNKNOWN)	998	const_iv (UNKNOWN)
715	const_iv (EXCL)	999	const_iv (EXCL)
		1000	const_iv (READ_COMMITTED)
716	const_iv (READ_UNCOMMITTED)	1001	const_iv (READ_UNCOMMITTED)
717	const_iv (TRUNCATE)	1002	const_iv (TRUNCATE)
718	const_iv (NOSYNC)	1003	const_iv (NOSYNC)
719	const_iv (CHKSUM)	1004	const_iv (CHKSUM)
720	const_iv (ENCRYPT)	1005	const_iv (ENCRYPT)
721	const_iv (TXN_NOT_DURABLE)
722	const_iv (DUP)	1006	const_iv (DUP)
723	const_iv (DUPSORT)	1007	const_iv (DUPSORT)
724	const_iv (RECNUM)	1008	const_iv (RECNUM)
725	const_iv (RENUMBER)	1009	const_iv (RENUMBER)
726	const_iv (REVSPLITOFF)	1010	const_iv (REVSPLITOFF)
727	const_iv (INORDER)	1011	const_iv (INORDER)
728	const_iv (CONSUME)	1012	const_iv (CONSUME)
729	const_iv (CONSUME_WAIT)	1013	const_iv (CONSUME_WAIT)
		1014	const_iv (GET_BOTH)
		1015	const_iv (GET_BOTH_RANGE)
		1016	//const_iv (SET_RECNO)
		1017	//const_iv (MULTIPLE)
730	const_iv (SNAPSHOT)	1018	const_iv (SNAPSHOT)
731	const_iv (JOIN_ITEM)	1019	const_iv (JOIN_ITEM)
732	const_iv (RMW)	1020	const_iv (RMW)
733		1021
734	const_iv (NOTFOUND)	1022	const_iv (NOTFOUND)
735	const_iv (KEYEMPTY)	1023	const_iv (KEYEMPTY)
736	const_iv (LOCK_DEADLOCK)	1024	const_iv (LOCK_DEADLOCK)
737	const_iv (LOCK_NOTGRANTED)	1025	const_iv (LOCK_NOTGRANTED)
738	const_iv (RUNRECOVERY)	1026	const_iv (RUNRECOVERY)
		1027	const_iv (OLD_VERSION)
		1028	const_iv (REP_HANDLE_DEAD)
		1029	const_iv (REP_LOCKOUT)
		1030	const_iv (SECONDARY_BAD)
		1031
		1032	const_iv (FREE_SPACE)
		1033	const_iv (FREELIST_ONLY)
		1034
		1035	const_iv (APPEND)
		1036	const_iv (NODUPDATA)
		1037	const_iv (NOOVERWRITE)
		1038
		1039	const_iv (TXN_NOWAIT)
		1040	const_iv (TXN_SYNC)
		1041
		1042	const_iv (SET_LOCK_TIMEOUT)
		1043	const_iv (SET_TXN_TIMEOUT)
		1044
		1045	const_iv (JOIN_ITEM)
		1046	const_iv (FIRST)
		1047	const_iv (NEXT)
		1048	const_iv (NEXT_DUP)
		1049	const_iv (NEXT_NODUP)
		1050	const_iv (PREV)
		1051	const_iv (PREV_NODUP)
		1052	const_iv (SET)
		1053	const_iv (SET_RANGE)
		1054	const_iv (LAST)
		1055	const_iv (BEFORE)
		1056	const_iv (AFTER)
		1057	const_iv (CURRENT)
		1058	const_iv (KEYFIRST)
		1059	const_iv (KEYLAST)
		1060	const_iv (NODUPDATA)
		1061
		1062	const_iv (FORCE)
		1063
		1064	const_iv (LOCK_DEFAULT)
		1065	const_iv (LOCK_EXPIRE)
		1066	const_iv (LOCK_MAXLOCKS)
		1067	const_iv (LOCK_MAXWRITE)
		1068	const_iv (LOCK_MINLOCKS)
		1069	const_iv (LOCK_MINWRITE)
		1070	const_iv (LOCK_OLDEST)
		1071	const_iv (LOCK_RANDOM)
		1072	const_iv (LOCK_YOUNGEST)
		1073
		1074	const_iv (SEQ_DEC)
		1075	const_iv (SEQ_INC)
		1076	const_iv (SEQ_WRAP)
		1077
		1078	const_iv (BUFFER_SMALL)
		1079	const_iv (DONOTINDEX)
		1080	const_iv (KEYEMPTY )
		1081	const_iv (KEYEXIST )
		1082	const_iv (LOCK_DEADLOCK)
		1083	const_iv (LOCK_NOTGRANTED)
		1084	const_iv (LOG_BUFFER_FULL)
		1085	const_iv (NOSERVER)
		1086	const_iv (NOSERVER_HOME)
		1087	const_iv (NOSERVER_ID)
		1088	const_iv (NOTFOUND)
		1089	const_iv (OLD_VERSION)
		1090	const_iv (PAGE_NOTFOUND)
		1091	const_iv (REP_DUPMASTER)
		1092	const_iv (REP_HANDLE_DEAD)
		1093	const_iv (REP_HOLDELECTION)
		1094	const_iv (REP_IGNORE)
		1095	const_iv (REP_ISPERM)
		1096	const_iv (REP_JOIN_FAILURE)
		1097	const_iv (REP_LOCKOUT)
		1098	const_iv (REP_NEWMASTER)
		1099	const_iv (REP_NEWSITE)
		1100	const_iv (REP_NOTPERM)
		1101	const_iv (REP_UNAVAIL)
		1102	const_iv (RUNRECOVERY)
		1103	const_iv (SECONDARY_BAD)
		1104	const_iv (VERIFY_BAD)
		1105	const_iv (VERSION_MISMATCH)
		1106
		1107	const_iv (VERB_DEADLOCK)
		1108	const_iv (VERB_RECOVERY)
		1109	const_iv (VERB_REGISTER)
		1110	const_iv (VERB_REPLICATION)
		1111	const_iv (VERB_WAITSFOR)
		1112
		1113	const_iv (VERSION_MAJOR)
		1114	const_iv (VERSION_MINOR)
		1115	const_iv (VERSION_PATCH)
		1116	#if DB_VERSION_MINOR >= 5
		1117	const_iv (MULTIVERSION)
		1118	const_iv (TXN_SNAPSHOT)
		1119	#endif
		1120	#if DB_VERSION_MINOR >= 6
		1121	const_iv (PREV_DUP)
		1122	# if 0
		1123	const_iv (PRIORITY_UNCHANGED)
		1124	const_iv (PRIORITY_VERY_LOW)
		1125	const_iv (PRIORITY_LOW)
		1126	const_iv (PRIORITY_DEFAULT)
		1127	const_iv (PRIORITY_HIGH)
		1128	const_iv (PRIORITY_VERY_HIGH)
		1129	# endif
		1130	#endif
739	};	1131	};
740		1132
741	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1133	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
742	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1134	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
743		1135
744	create_pipe ();	1136	newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));
		1137	newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1138
		1139	create_respipe ();
		1140
745	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	1141	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		1142	#ifdef _WIN32
		1143	X_MUTEX_CHECK (wrklock);
		1144	X_MUTEX_CHECK (reslock);
		1145	X_MUTEX_CHECK (reqlock);
		1146
		1147	X_COND_CHECK (reqwait);
		1148	#endif
746	}	1149	}
747		1150
748	void	1151	void
749	max_poll_reqs (int nreqs)	1152	max_poll_reqs (int nreqs)
750	PROTOTYPE: $	1153	PROTOTYPE: $
…		…
779	max_outstanding = maxreqs;	1182	max_outstanding = maxreqs;
780	OUTPUT:	1183	OUTPUT:
781	RETVAL	1184	RETVAL
782		1185
783	int	1186	int
784	bdbreq_pri (int pri = 0)	1187	dbreq_pri (int pri = 0)
785	PROTOTYPE: ;$	1188	PROTOTYPE: ;$
786	CODE:	1189	CODE:
787	RETVAL = next_pri - PRI_BIAS;	1190	RETVAL = next_pri - PRI_BIAS;
788	if (items > 0)	1191	if (items > 0)
789	{	1192	{
…		…
793	}	1196	}
794	OUTPUT:	1197	OUTPUT:
795	RETVAL	1198	RETVAL
796		1199
797	void	1200	void
798	bdbreq_nice (int nice = 0)	1201	dbreq_nice (int nice = 0)
799	CODE:	1202	CODE:
800	nice = next_pri - nice;	1203	nice = next_pri - nice;
801	if (nice < PRI_MIN) nice = PRI_MIN;	1204	if (nice < PRI_MIN) nice = PRI_MIN;
802	if (nice > PRI_MAX) nice = PRI_MAX;	1205	if (nice > PRI_MAX) nice = PRI_MAX;
803	next_pri = nice + PRI_BIAS;	1206	next_pri = nice + PRI_BIAS;
…		…
811	poll_wait ();	1214	poll_wait ();
812	poll_cb ();	1215	poll_cb ();
813	}	1216	}
814		1217
815	int	1218	int
816	poll()	1219	poll ()
817	PROTOTYPE:	1220	PROTOTYPE:
818	CODE:	1221	CODE:
819	poll_wait ();	1222	poll_wait ();
820	RETVAL = poll_cb ();	1223	RETVAL = poll_cb ();
821	OUTPUT:	1224	OUTPUT:
822	RETVAL	1225	RETVAL
823		1226
824	int	1227	int
825	poll_fileno()	1228	poll_fileno ()
826	PROTOTYPE:	1229	PROTOTYPE:
827	CODE:	1230	CODE:
828	RETVAL = respipe [0];	1231	RETVAL = respipe [0];
829	OUTPUT:	1232	OUTPUT:
830	RETVAL	1233	RETVAL
831		1234
832	int	1235	int
833	poll_cb(...)	1236	poll_cb (...)
834	PROTOTYPE:	1237	PROTOTYPE:
835	CODE:	1238	CODE:
836	RETVAL = poll_cb ();	1239	RETVAL = poll_cb ();
837	OUTPUT:	1240	OUTPUT:
838	RETVAL	1241	RETVAL
839		1242
840	void	1243	void
841	poll_wait()	1244	poll_wait ()
842	PROTOTYPE:	1245	PROTOTYPE:
843	CODE:	1246	CODE:
844	poll_wait ();	1247	poll_wait ();
845		1248
846	int	1249	int
847	nreqs()	1250	nreqs ()
848	PROTOTYPE:	1251	PROTOTYPE:
849	CODE:	1252	CODE:
850	RETVAL = nreqs;	1253	RETVAL = nreqs;
851	OUTPUT:	1254	OUTPUT:
852	RETVAL	1255	RETVAL
853		1256
854	int	1257	int
855	nready()	1258	nready ()
856	PROTOTYPE:	1259	PROTOTYPE:
857	CODE:	1260	CODE:
858	RETVAL = get_nready ();	1261	RETVAL = get_nready ();
859	OUTPUT:	1262	OUTPUT:
860	RETVAL	1263	RETVAL
861		1264
862	int	1265	int
863	npending()	1266	npending ()
864	PROTOTYPE:	1267	PROTOTYPE:
865	CODE:	1268	CODE:
866	RETVAL = get_npending ();	1269	RETVAL = get_npending ();
867	OUTPUT:	1270	OUTPUT:
868	RETVAL	1271	RETVAL
869		1272
870	int	1273	int
871	nthreads()	1274	nthreads ()
872	PROTOTYPE:	1275	PROTOTYPE:
873	CODE:	1276	CODE:
874	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1277	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
875	RETVAL = started;	1278	RETVAL = started;
876	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1279	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
877	OUTPUT:	1280	OUTPUT:
878	RETVAL	1281	RETVAL
879		1282
		1283	void
		1284	set_sync_prepare (SV *cb)
		1285	PROTOTYPE: &
		1286	CODE:
		1287	SvREFCNT_dec (prepare_cb);
		1288	prepare_cb = newSVsv (cb);
		1289
		1290	char *
		1291	strerror (int errorno = errno)
		1292	PROTOTYPE: ;$
		1293	CODE:
		1294	RETVAL = db_strerror (errorno);
		1295	OUTPUT:
		1296	RETVAL
		1297
880	DB_ENV *	1298	DB_ENV *
881	bdb_env_create (U32 env_flags = 0)	1299	db_env_create (U32 env_flags = 0)
882	CODE:	1300	CODE:
883	{	1301	{
884	int err = db_env_create (&RETVAL, env_flags);	1302	errno = db_env_create (&RETVAL, env_flags);
885	if (err)	1303	if (errno)
886	croak ("db_env_create: %s", db_strerror (err));	1304	croak ("db_env_create: %s", db_strerror (errno));
887	}
888		1305
		1306	if (0)
		1307	{
		1308	RETVAL->set_errcall (RETVAL, debug_errcall);
		1309	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1310	}
		1311	}
		1312	OUTPUT:
		1313	RETVAL
		1314
889	void	1315	void
890	bdb_env_open (DB_ENV env, char db_home, U32 open_flags, int mode, SV *callback = 0)	1316	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)
891	CODE:	1317	CODE:
892	{	1318	{
893	dREQ (REQ_ENV_OPEN);	1319	dREQ (REQ_ENV_OPEN);
		1320
		1321	env->set_thread_count (env, wanted + 2);
		1322
894	req->env = env;	1323	req->env = env;
895	req->uint1 = open_flags;	1324	req->uint1 = open_flags \| DB_THREAD;
896	req->int1 = mode;	1325	req->int1 = mode;
897	req->buf1 = strdup (db_home);	1326	req->buf1 = strdup_ornull (db_home);
898	REQ_SEND;	1327	REQ_SEND;
899	}	1328	}
900		1329
901	void	1330	void
902	bdb_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)	1331	db_env_close (DB_ENV env, U32 flags = 0, SV callback = &PL_sv_undef)
903	CODE:	1332	CODE:
904	{	1333	{
905	dREQ (REQ_ENV_CLOSE);	1334	dREQ (REQ_ENV_CLOSE);
906	req->env = env;	1335	req->env = env;
907	req->uint1 = flags;	1336	req->uint1 = flags;
908	REQ_SEND;	1337	REQ_SEND;
		1338	ptr_nuke (ST (0));
909	}	1339	}
		1340
		1341	void
		1342	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = &PL_sv_undef)
		1343	CODE:
		1344	{
		1345	dREQ (REQ_ENV_TXN_CHECKPOINT);
		1346	req->env = env;
		1347	req->uint1 = kbyte;
		1348	req->int1 = min;
		1349	req->uint2 = flags;
		1350	REQ_SEND;
		1351	}
		1352
		1353	void
		1354	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = &PL_sv_undef)
		1355	CODE:
		1356	{
		1357	dREQ (REQ_ENV_LOCK_DETECT);
		1358	req->env = env;
		1359	req->uint1 = flags;
		1360	req->uint2 = atype;
		1361	REQ_SEND;
		1362	}
		1363
		1364	void
		1365	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = &PL_sv_undef)
		1366	CODE:
		1367	{
		1368	dREQ (REQ_ENV_MEMP_SYNC);
		1369	req->env = env;
		1370	REQ_SEND;
		1371	}
		1372
		1373	void
		1374	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = &PL_sv_undef)
		1375	CODE:
		1376	{
		1377	dREQ (REQ_ENV_MEMP_TRICKLE);
		1378	req->env = env;
		1379	req->int1 = percent;
		1380	REQ_SEND;
		1381	}
		1382
910		1383
911	DB *	1384	DB *
912	bdb_db_create (DB_ENV *env = 0, U32 flags = 0)	1385	db_create (DB_ENV *env = 0, U32 flags = 0)
913	CODE:	1386	CODE:
914	{	1387	{
915	int err = db_create (&RETVAL, env, flags);	1388	errno = db_create (&RETVAL, env, flags);
916	if (err)	1389	if (errno)
917	croak ("db_env_create: %s", db_strerror (err));	1390	croak ("db_create: %s", db_strerror (errno));
918	}
919		1391
		1392	if (RETVAL)
		1393	RETVAL->app_private = (void *)newSVsv (ST (0));
		1394	}
		1395	OUTPUT:
		1396	RETVAL
		1397
920	void	1398	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)	1399	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:	1400	CODE:
923	{	1401	{
924	dREQ (REQ_DB_OPEN);	1402	dREQ (REQ_DB_OPEN);
925	req->db = db;	1403	req->db = db;
926	req->txn = txnid;	1404	req->txn = txnid;
927	req->buf1 = strdup (file);	1405	req->buf1 = strdup_ornull (file);
928	req->buf2 = strdup (database);	1406	req->buf2 = strdup_ornull (database);
929	req->int1 = type;	1407	req->int1 = type;
930	req->uint1 = flags;	1408	req->uint1 = flags \| DB_THREAD;
931	req->int2 = mode;	1409	req->int2 = mode;
932	REQ_SEND;	1410	REQ_SEND;
933	}	1411	}
934		1412
935	void	1413	void
936	bdb_db_close (DB db, U32 flags = 0, SV callback = 0)	1414	db_close (DB db, U32 flags = 0, SV callback = &PL_sv_undef)
937	CODE:	1415	CODE:
938	{	1416	{
939	dREQ (REQ_DB_CLOSE);	1417	dREQ (REQ_DB_CLOSE);
940	req->db = db;	1418	req->db = db;
941	req->uint1 = flags;	1419	req->uint1 = flags;
		1420	req->sv1 = (SV *)db->app_private;
		1421	REQ_SEND;
		1422	ptr_nuke (ST (0));
		1423	}
		1424
		1425	void
		1426	db_compact (DB db, DB_TXN_ornull txn = 0, SV start = 0, SV stop = 0, SV unused1 = 0, U32 flags = DB_FREE_SPACE, SV unused2 = 0, SV *callback = &PL_sv_undef)
		1427	CODE:
		1428	{
		1429	dREQ (REQ_DB_COMPACT);
		1430	req->db = db;
		1431	req->txn = txn;
		1432	sv_to_dbt (&req->dbt1, start);
		1433	sv_to_dbt (&req->dbt2, stop);
		1434	req->uint1 = flags;
		1435	REQ_SEND;
		1436	}
		1437
		1438	void
		1439	db_sync (DB db, U32 flags = 0, SV callback = &PL_sv_undef)
		1440	CODE:
		1441	{
		1442	dREQ (REQ_DB_SYNC);
		1443	req->db = db;
		1444	req->uint1 = flags;
		1445	REQ_SEND;
		1446	}
		1447
		1448	void
		1449	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = &PL_sv_undef)
		1450	CODE:
		1451	{
		1452	dREQ (REQ_DB_KEY_RANGE);
		1453	req->db = db;
		1454	req->txn = txn;
		1455	sv_to_dbt (&req->dbt1, key);
		1456	req->uint1 = flags;
		1457	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
		1458	REQ_SEND;
		1459	}
		1460
		1461	void
		1462	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1463	CODE:
		1464	{
		1465	dREQ (REQ_DB_PUT);
		1466	req->db = db;
		1467	req->txn = txn;
		1468	sv_to_dbt (&req->dbt1, key);
		1469	sv_to_dbt (&req->dbt2, data);
		1470	req->uint1 = flags;
		1471	REQ_SEND;
		1472	}
		1473
		1474	void
		1475	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1476	CODE:
		1477	{
		1478	dREQ (REQ_DB_GET);
		1479	req->db = db;
		1480	req->txn = txn;
		1481	req->uint1 = flags;
		1482	sv_to_dbt (&req->dbt1, key);
		1483	req->dbt3.flags = DB_DBT_MALLOC;
		1484	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1485	REQ_SEND;
		1486	}
		1487
		1488	void
		1489	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
		1490	CODE:
		1491	{
		1492	dREQ (REQ_DB_PGET);
		1493	req->db = db;
		1494	req->txn = txn;
		1495	req->uint1 = flags;
		1496	sv_to_dbt (&req->dbt1, key);
		1497	sv_to_dbt (&req->dbt2, pkey);
		1498	req->dbt3.flags = DB_DBT_MALLOC;
		1499	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1500	REQ_SEND;
		1501	}
		1502
		1503	void
		1504	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = &PL_sv_undef)
		1505	CODE:
		1506	{
		1507	dREQ (REQ_DB_DEL);
		1508	req->db = db;
		1509	req->txn = txn;
		1510	req->uint1 = flags;
		1511	sv_to_dbt (&req->dbt1, key);
		1512	REQ_SEND;
		1513	}
		1514
		1515	void
		1516	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)
		1517	CODE:
		1518	{
		1519	dREQ (REQ_TXN_COMMIT);
		1520	req->txn = txn;
		1521	req->uint1 = flags;
		1522	REQ_SEND;
		1523	ptr_nuke (ST (0));
		1524	}
		1525
		1526	void
		1527	db_txn_abort (DB_TXN txn, SV callback = &PL_sv_undef)
		1528	CODE:
		1529	{
		1530	dREQ (REQ_TXN_ABORT);
		1531	req->txn = txn;
		1532	REQ_SEND;
		1533	ptr_nuke (ST (0));
		1534	}
		1535
		1536	void
		1537	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)
		1538	CODE:
		1539	{
		1540	dREQ (REQ_TXN_FINISH);
		1541	req->txn = txn;
		1542	req->uint1 = flags;
		1543	REQ_SEND;
		1544	ptr_nuke (ST (0));
		1545	}
		1546
		1547	void
		1548	db_c_close (DBC dbc, SV callback = &PL_sv_undef)
		1549	CODE:
		1550	{
		1551	dREQ (REQ_C_CLOSE);
		1552	req->dbc = dbc;
		1553	REQ_SEND;
		1554	ptr_nuke (ST (0));
		1555	}
		1556
		1557	void
		1558	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = &PL_sv_undef)
		1559	CODE:
		1560	{
		1561	dREQ (REQ_C_COUNT);
		1562	req->dbc = dbc;
		1563	req->sv1 = SvREFCNT_inc (count);
		1564	REQ_SEND;
		1565	}
		1566
		1567	void
		1568	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
		1569	CODE:
		1570	{
		1571	dREQ (REQ_C_PUT);
		1572	req->dbc = dbc;
		1573	sv_to_dbt (&req->dbt1, key);
		1574	sv_to_dbt (&req->dbt2, data);
		1575	req->uint1 = flags;
		1576	REQ_SEND;
		1577	}
		1578
		1579	void
		1580	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
		1581	CODE:
		1582	{
		1583	dREQ (REQ_C_GET);
		1584	req->dbc = dbc;
		1585	req->uint1 = flags;
		1586	if ((flags & DB_SET) == DB_SET
		1587	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1588	sv_to_dbt (&req->dbt1, key);
		1589	else
		1590	req->dbt1.flags = DB_DBT_MALLOC;
		1591
		1592	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1593
		1594	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1595	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1596	sv_to_dbt (&req->dbt3, data);
		1597	else
		1598	req->dbt3.flags = DB_DBT_MALLOC;
		1599
		1600	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1601	REQ_SEND;
		1602	}
		1603
		1604	void
		1605	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1606	CODE:
		1607	{
		1608	dREQ (REQ_C_PGET);
		1609	req->dbc = dbc;
		1610	req->uint1 = flags;
		1611	if ((flags & DB_SET) == DB_SET
		1612	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1613	sv_to_dbt (&req->dbt1, key);
		1614	else
		1615	req->dbt1.flags = DB_DBT_MALLOC;
		1616
		1617	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1618
		1619	req->dbt2.flags = DB_DBT_MALLOC;
		1620	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1621
		1622	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1623	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1624	sv_to_dbt (&req->dbt3, data);
		1625	else
		1626	req->dbt3.flags = DB_DBT_MALLOC;
		1627
		1628	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1629	REQ_SEND;
		1630	}
		1631
		1632	void
		1633	db_c_del (DBC dbc, U32 flags = 0, SV callback = &PL_sv_undef)
		1634	CODE:
		1635	{
		1636	dREQ (REQ_C_DEL);
		1637	req->dbc = dbc;
		1638	req->uint1 = flags;
		1639	REQ_SEND;
		1640	}
		1641
		1642
		1643	void
		1644	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = &PL_sv_undef)
		1645	CODE:
		1646	{
		1647	dREQ (REQ_SEQ_OPEN);
		1648	req->seq = seq;
		1649	req->txn = txnid;
		1650	req->uint1 = flags \| DB_THREAD;
		1651	sv_to_dbt (&req->dbt1, key);
		1652	REQ_SEND;
		1653	}
		1654
		1655	void
		1656	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = &PL_sv_undef)
		1657	CODE:
		1658	{
		1659	dREQ (REQ_SEQ_CLOSE);
		1660	req->seq = seq;
		1661	req->uint1 = flags;
		1662	REQ_SEND;
		1663	ptr_nuke (ST (0));
		1664	}
		1665
		1666	void
		1667	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = &PL_sv_undef)
		1668	CODE:
		1669	{
		1670	dREQ (REQ_SEQ_GET);
		1671	req->seq = seq;
		1672	req->txn = txnid;
		1673	req->int1 = delta;
		1674	req->uint1 = flags;
		1675	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
		1676	REQ_SEND;
		1677	}
		1678
		1679	void
		1680	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
		1681	CODE:
		1682	{
		1683	dREQ (REQ_SEQ_REMOVE);
		1684	req->seq = seq;
		1685	req->txn = txnid;
		1686	req->uint1 = flags;
942	REQ_SEND;	1687	REQ_SEND;
943	}	1688	}
944		1689
945		1690
946	MODULE = BDB PACKAGE = BDB::Env	1691	MODULE = BDB PACKAGE = BDB::Env
947		1692
		1693	void
		1694	DESTROY (DB_ENV_ornull *env)
		1695	CODE:
		1696	if (env)
		1697	env->close (env, 0);
		1698
		1699	int set_data_dir (DB_ENV env, const char dir)
		1700	CODE:
		1701	RETVAL = env->set_data_dir (env, dir);
		1702	OUTPUT:
		1703	RETVAL
		1704
		1705	int set_tmp_dir (DB_ENV env, const char dir)
		1706	CODE:
		1707	RETVAL = env->set_tmp_dir (env, dir);
		1708	OUTPUT:
		1709	RETVAL
		1710
		1711	int set_lg_dir (DB_ENV env, const char dir)
		1712	CODE:
		1713	RETVAL = env->set_lg_dir (env, dir);
		1714	OUTPUT:
		1715	RETVAL
		1716
		1717	int set_shm_key (DB_ENV *env, long shm_key)
		1718	CODE:
		1719	RETVAL = env->set_shm_key (env, shm_key);
		1720	OUTPUT:
		1721	RETVAL
		1722
948	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)	1723	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)
		1724	CODE:
		1725	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
		1726	OUTPUT:
		1727	RETVAL
949		1728
950	int set_flags (DB_ENV *env, U32 flags, int onoff)	1729	int set_flags (DB_ENV *env, U32 flags, int onoff)
		1730	CODE:
		1731	RETVAL = env->set_flags (env, flags, onoff);
		1732	OUTPUT:
		1733	RETVAL
951		1734
		1735	void set_errfile (DB_ENV env, FILE errfile = 0)
		1736	CODE:
		1737	env->set_errfile (env, errfile);
		1738
		1739	void set_msgfile (DB_ENV env, FILE msgfile = 0)
		1740	CODE:
		1741	env->set_msgfile (env, msgfile);
		1742
		1743	int set_verbose (DB_ENV *env, U32 which, int onoff = 1)
		1744	CODE:
		1745	RETVAL = env->set_verbose (env, which, onoff);
		1746	OUTPUT:
		1747	RETVAL
		1748
952	int set_encrypt (DB_ENV env, const char password, U32 flags)	1749	int set_encrypt (DB_ENV env, const char password, U32 flags = 0)
		1750	CODE:
		1751	RETVAL = env->set_encrypt (env, password, flags);
		1752	OUTPUT:
		1753	RETVAL
		1754
		1755	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
		1756	CODE:
		1757	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
		1758	OUTPUT:
		1759	RETVAL
		1760
		1761	int set_mp_max_openfd (DB_ENV *env, int maxopenfd);
		1762	CODE:
		1763	RETVAL = env->set_mp_max_openfd (env, maxopenfd);
		1764	OUTPUT:
		1765	RETVAL
		1766
		1767	int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep);
		1768	CODE:
		1769	RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep);
		1770	OUTPUT:
		1771	RETVAL
		1772
		1773	int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb)
		1774	CODE:
		1775	RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
		1776	OUTPUT:
		1777	RETVAL
		1778
		1779	int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
		1780	CODE:
		1781	RETVAL = env->set_lk_detect (env, detect);
		1782	OUTPUT:
		1783	RETVAL
		1784
		1785	int set_lk_max_lockers (DB_ENV *env, U32 max)
		1786	CODE:
		1787	RETVAL = env->set_lk_max_lockers (env, max);
		1788	OUTPUT:
		1789	RETVAL
		1790
		1791	int set_lk_max_locks (DB_ENV *env, U32 max)
		1792	CODE:
		1793	RETVAL = env->set_lk_max_locks (env, max);
		1794	OUTPUT:
		1795	RETVAL
		1796
		1797	int set_lk_max_objects (DB_ENV *env, U32 max)
		1798	CODE:
		1799	RETVAL = env->set_lk_max_objects (env, max);
		1800	OUTPUT:
		1801	RETVAL
		1802
		1803	int set_lg_bsize (DB_ENV *env, U32 max)
		1804	CODE:
		1805	RETVAL = env->set_lg_bsize (env, max);
		1806	OUTPUT:
		1807	RETVAL
		1808
		1809	int set_lg_max (DB_ENV *env, U32 max)
		1810	CODE:
		1811	RETVAL = env->set_lg_max (env, max);
		1812	OUTPUT:
		1813	RETVAL
		1814
		1815	DB_TXN *
		1816	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
		1817	CODE:
		1818	errno = env->txn_begin (env, parent, &RETVAL, flags);
		1819	if (errno)
		1820	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
		1821	OUTPUT:
		1822	RETVAL
953		1823
954	MODULE = BDB PACKAGE = BDB::Db	1824	MODULE = BDB PACKAGE = BDB::Db
955		1825
		1826	void
		1827	DESTROY (DB_ornull *db)
		1828	CODE:
		1829	if (db)
		1830	{
		1831	SV env = (SV )db->app_private;
		1832	db->close (db, 0);
		1833	SvREFCNT_dec (env);
		1834	}
		1835
956	int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0)	1836	int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0)
		1837	CODE:
		1838	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
		1839	OUTPUT:
		1840	RETVAL
957		1841
958	int set_flags (DB *env, U32 flags, int onoff)	1842	int set_flags (DB *db, U32 flags)
		1843	CODE:
		1844	RETVAL = db->set_flags (db, flags);
		1845	OUTPUT:
		1846	RETVAL
959		1847
960	int set_encrypt (DB db, const char password, U32 flags)	1848	int set_encrypt (DB db, const char password, U32 flags)
		1849	CODE:
		1850	RETVAL = db->set_encrypt (db, password, flags);
		1851	OUTPUT:
		1852	RETVAL
961		1853
962	int set_lorder (DB *db, int lorder)	1854	int set_lorder (DB *db, int lorder)
963		1855	CODE:
		1856	RETVAL = db->set_lorder (db, lorder);
		1857	OUTPUT:
		1858	RETVAL
964		1859
965	int set_bt_minkey (DB *db, U32 minkey)	1860	int set_bt_minkey (DB *db, U32 minkey)
		1861	CODE:
		1862	RETVAL = db->set_bt_minkey (db, minkey);
		1863	OUTPUT:
		1864	RETVAL
966		1865
967	int set_re_delim(DB *db, int delim);	1866	int set_re_delim (DB *db, int delim)
		1867	CODE:
		1868	RETVAL = db->set_re_delim (db, delim);
		1869	OUTPUT:
		1870	RETVAL
968		1871
969	int set_re_pad (DB *db, int re_pad)	1872	int set_re_pad (DB *db, int re_pad)
		1873	CODE:
		1874	RETVAL = db->set_re_pad (db, re_pad);
		1875	OUTPUT:
		1876	RETVAL
970		1877
971	int set_re_source (DB db, char source)	1878	int set_re_source (DB db, char source)
		1879	CODE:
		1880	RETVAL = db->set_re_source (db, source);
		1881	OUTPUT:
		1882	RETVAL
972		1883
973	int set_re_len (DB *db, U32 re_len)	1884	int set_re_len (DB *db, U32 re_len)
		1885	CODE:
		1886	RETVAL = db->set_re_len (db, re_len);
		1887	OUTPUT:
		1888	RETVAL
974		1889
975	int set_h_ffactor (DB *db, U32 h_ffactor)	1890	int set_h_ffactor (DB *db, U32 h_ffactor)
		1891	CODE:
		1892	RETVAL = db->set_h_ffactor (db, h_ffactor);
		1893	OUTPUT:
		1894	RETVAL
976		1895
977	int set_h_nelem (DB *db, U32 h_nelem)	1896	int set_h_nelem (DB *db, U32 h_nelem)
		1897	CODE:
		1898	RETVAL = db->set_h_nelem (db, h_nelem);
		1899	OUTPUT:
		1900	RETVAL
978		1901
979	int set_q_extentsize (DB *db, U32 extentsize)	1902	int set_q_extentsize (DB *db, U32 extentsize)
		1903	CODE:
		1904	RETVAL = db->set_q_extentsize (db, extentsize);
		1905	OUTPUT:
		1906	RETVAL
980		1907
		1908	DBC *
		1909	cursor (DB db, DB_TXN_ornull txn = 0, U32 flags = 0)
		1910	CODE:
		1911	errno = db->cursor (db, txn, &RETVAL, flags);
		1912	if (errno)
		1913	croak ("DB->cursor: %s", db_strerror (errno));
		1914	OUTPUT:
		1915	RETVAL
981		1916
		1917	DB_SEQUENCE *
		1918	sequence (DB *db, U32 flags = 0)
		1919	CODE:
		1920	{
		1921	errno = db_sequence_create (&RETVAL, db, flags);
		1922	if (errno)
		1923	croak ("db_sequence_create: %s", db_strerror (errno));
		1924	}
		1925	OUTPUT:
		1926	RETVAL
		1927
		1928
		1929	MODULE = BDB PACKAGE = BDB::Txn
		1930
		1931	void
		1932	DESTROY (DB_TXN_ornull *txn)
		1933	CODE:
		1934	if (txn)
		1935	txn->abort (txn);
		1936
		1937	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
		1938	CODE:
		1939	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
		1940	OUTPUT:
		1941	RETVAL
		1942
		1943	int failed (DB_TXN *txn)
		1944	CODE:
		1945	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		1946	OUTPUT:
		1947	RETVAL
		1948
		1949
		1950	MODULE = BDB PACKAGE = BDB::Cursor
		1951
		1952	void
		1953	DESTROY (DBC_ornull *dbc)
		1954	CODE:
		1955	if (dbc)
		1956	dbc->c_close (dbc);
		1957
		1958	MODULE = BDB PACKAGE = BDB::Sequence
		1959
		1960	void
		1961	DESTROY (DB_SEQUENCE_ornull *seq)
		1962	CODE:
		1963	if (seq)
		1964	seq->close (seq, 0);
		1965
		1966	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
		1967	CODE:
		1968	RETVAL = seq->initial_value (seq, value);
		1969	OUTPUT:
		1970	RETVAL
		1971
		1972	int set_cachesize (DB_SEQUENCE *seq, U32 size)
		1973	CODE:
		1974	RETVAL = seq->set_cachesize (seq, size);
		1975	OUTPUT:
		1976	RETVAL
		1977
		1978	int set_flags (DB_SEQUENCE *seq, U32 flags)
		1979	CODE:
		1980	RETVAL = seq->set_flags (seq, flags);
		1981	OUTPUT:
		1982	RETVAL
		1983
		1984	int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max)
		1985	CODE:
		1986	RETVAL = seq->set_range (seq, min, max);
		1987	OUTPUT:
		1988	RETVAL
		1989

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Comparing BDB/BDB.xs (file contents): Revision 1.2 by root, Mon Feb 5 20:21:38 2007 UTC vs. Revision 1.20 by root, Tue Dec 4 10:13:50 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 1.20 by root, Tue Dec 4 10:13:50 2007 UTC