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

Comparing BDB/BDB.xs (file contents):
Revision 1.4 by root, Mon Feb 5 22:31:05 2007 UTC vs.
Revision 1.12 by root, Sun Jul 8 09:16:19 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
17	#include <pthread.h>
18		8
19	#include <stddef.h>	9	#include <stddef.h>
20	#include <stdlib.h>	10	#include <stdlib.h>
21	#include <errno.h>	11	#include <errno.h>
22	#include <sys/time.h>	12	#include <sys/time.h>
25	#include <unistd.h>	15	#include <unistd.h>
26	#include <fcntl.h>	16	#include <fcntl.h>
27		17
28	#include <db.h>	18	#include <db.h>
29		19
		20	#if DB_VERSION_MAJOR < 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 5)
		21	# error you need Berkeley DB 4.5 or newer installed
		22	#endif
		23
30	/* number of seconds after which idle threads exit */	24	/* number of seconds after which idle threads exit */
31	#define IDLE_TIMEOUT 10	25	#define IDLE_TIMEOUT 10
32		26
33	/* wether word reads are potentially non-atomic.	27	typedef DB_ENV DB_ENV_ornull;
34	* this is conservatice, likely most arches this runs	28	typedef DB_TXN DB_TXN_ornull;
35	* on have atomic word read/writes.	29	typedef DBC DBC_ornull;
36	*/	30	typedef DB DB_ornull;
37	#ifndef WORDACCESS_UNSAFE	31	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
38	# if __i386 \|\| __x86_64
39	# define WORDACCESS_UNSAFE 0
40	# else
41	# define WORDACCESS_UNSAFE 1
42	# endif
43	#endif
44		32
45	typedef SV SV8; /* byte-sv, used for argument-checking */	33	typedef SV SV8; /* byte-sv, used for argument-checking */
46	typedef char *octetstring;	34	typedef char *octetstring;
47		35
48	static SV *prepare_cb;	36	static SV *prepare_cb;
…		…
51	strdup_ornull (const char *s)	39	strdup_ornull (const char *s)
52	{	40	{
53	return s ? strdup (s) : 0;	41	return s ? strdup (s) : 0;
54	}	42	}
55		43
		44	static inline void
		45	sv_to_dbt (DBT dbt, SV sv)
		46	{
		47	STRLEN len;
		48	char *data = SvPVbyte (sv, len);
		49
		50	dbt->data = malloc (len);
		51	memcpy (dbt->data, data, len);
		52	dbt->size = len;
		53	dbt->flags = DB_DBT_REALLOC;
		54	}
		55
		56	static inline void
		57	dbt_to_sv (SV sv, DBT dbt)
		58	{
		59	if (sv)
		60	{
		61	SvREADONLY_off (sv);
		62	sv_setpvn_mg (sv, dbt->data, dbt->size);
		63	SvREFCNT_dec (sv);
		64	}
		65
		66	free (dbt->data);
		67	}
		68
56	enum {	69	enum {
57	REQ_QUIT,	70	REQ_QUIT,
58	REQ_ENV_OPEN, REQ_ENV_CLOSE,	71	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
		72	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,
59	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_PUT,	73	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC,
		74	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
		75	REQ_TXN_COMMIT, REQ_TXN_ABORT,
		76	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
		77	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
60	};	78	};
61		79
62	typedef struct aio_cb	80	typedef struct aio_cb
63	{	81	{
64	struct aio_cb *volatile next;	82	struct aio_cb *volatile next;
…		…
66	int type, pri, result;	84	int type, pri, result;
67		85
68	DB_ENV *env;	86	DB_ENV *env;
69	DB *db;	87	DB *db;
70	DB_TXN *txn;	88	DB_TXN *txn;
71	DBC *cursor;	89	DBC *dbc;
		90
		91	UV uv1;
72	int int1, int2;	92	int int1, int2;
73	U32 uint1, uint2;	93	U32 uint1, uint2;
74	char buf1, buf2;	94	char buf1, buf2;
		95	SV sv1, sv2, *sv3;
75		96
76	DBT dbt1, dbt2, dbt3;	97	DBT dbt1, dbt2, dbt3;
		98	DB_KEY_RANGE key_range;
		99	DB_SEQUENCE *seq;
		100	db_seq_t seq_t;
77	} aio_cb;	101	} aio_cb;
78		102
79	typedef aio_cb *aio_req;	103	typedef aio_cb *aio_req;
80		104
81	enum {	105	enum {
…		…
101		125
102	static int next_pri = DEFAULT_PRI + PRI_BIAS;	126	static int next_pri = DEFAULT_PRI + PRI_BIAS;
103		127
104	static unsigned int started, idle, wanted;	128	static unsigned int started, idle, wanted;
105		129
106	#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
107	# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
108	#else
109	# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
110	#endif
111
112	#define LOCK(mutex) pthread_mutex_lock (&(mutex))
113	#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
114
115	/* worker threads management */	130	/* worker threads management */
116	static pthread_mutex_t wrklock = AIO_MUTEX_INIT;	131	static mutex_t wrklock = X_MUTEX_INIT;
117		132
118	typedef struct worker {	133	typedef struct worker {
119	/* locked by wrklock */	134	/* locked by wrklock */
120	struct worker prev, next;	135	struct worker prev, next;
121		136
122	pthread_t tid;	137	thread_t tid;
123		138
124	/* locked by reslock, reqlock or wrklock */	139	/* locked by reslock, reqlock or wrklock */
125	aio_req req; /* currently processed request */	140	aio_req req; /* currently processed request */
126	void *dbuf;	141	void *dbuf;
127	DIR *dirp;	142	DIR *dirp;
…		…
144	static volatile unsigned int nreqs, nready, npending;	159	static volatile unsigned int nreqs, nready, npending;
145	static volatile unsigned int max_idle = 4;	160	static volatile unsigned int max_idle = 4;
146	static volatile unsigned int max_outstanding = 0xffffffff;	161	static volatile unsigned int max_outstanding = 0xffffffff;
147	static int respipe [2];	162	static int respipe [2];
148		163
149	static pthread_mutex_t reslock = AIO_MUTEX_INIT;	164	static mutex_t reslock = X_MUTEX_INIT;
150	static pthread_mutex_t reqlock = AIO_MUTEX_INIT;	165	static mutex_t reqlock = X_MUTEX_INIT;
151	static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER;	166	static cond_t reqwait = X_COND_INIT;
152		167
153	#if WORDACCESS_UNSAFE	168	#if WORDACCESS_UNSAFE
154		169
155	static unsigned int get_nready ()	170	static unsigned int get_nready ()
156	{	171	{
157	unsigned int retval;	172	unsigned int retval;
158		173
159	LOCK (reqlock);	174	X_LOCK (reqlock);
160	retval = nready;	175	retval = nready;
161	UNLOCK (reqlock);	176	X_UNLOCK (reqlock);
162		177
163	return retval;	178	return retval;
164	}	179	}
165		180
166	static unsigned int get_npending ()	181	static unsigned int get_npending ()
167	{	182	{
168	unsigned int retval;	183	unsigned int retval;
169		184
170	LOCK (reslock);	185	X_LOCK (reslock);
171	retval = npending;	186	retval = npending;
172	UNLOCK (reslock);	187	X_UNLOCK (reslock);
173		188
174	return retval;	189	return retval;
175	}	190	}
176		191
177	static unsigned int get_nthreads ()	192	static unsigned int get_nthreads ()
178	{	193	{
179	unsigned int retval;	194	unsigned int retval;
180		195
181	LOCK (wrklock);	196	X_LOCK (wrklock);
182	retval = started;	197	retval = started;
183	UNLOCK (wrklock);	198	X_UNLOCK (wrklock);
184		199
185	return retval;	200	return retval;
186	}	201	}
187		202
188	#else	203	#else
…		…
258	if (SvOK (req->callback))	273	if (SvOK (req->callback))
259	{	274	{
260	ENTER;	275	ENTER;
261	SAVETMPS;	276	SAVETMPS;
262	PUSHMARK (SP);	277	PUSHMARK (SP);
263	EXTEND (SP, 1);
264		278
265	switch (req->type)	279	switch (req->type)
266	{	280	{
		281	case REQ_DB_CLOSE:
		282	SvREFCNT_dec (req->sv1);
		283	break;
		284
		285	case REQ_DB_GET:
		286	case REQ_DB_PGET:
		287	dbt_to_sv (req->sv3, &req->dbt3);
		288	break;
		289
		290	case REQ_C_GET:
		291	case REQ_C_PGET:
		292	dbt_to_sv (req->sv1, &req->dbt1);
		293	dbt_to_sv (req->sv2, &req->dbt2);
		294	dbt_to_sv (req->sv3, &req->dbt3);
		295	break;
		296
		297	case REQ_DB_KEY_RANGE:
		298	{
		299	AV *av = newAV ();
		300
		301	av_push (av, newSVnv (req->key_range.less));
		302	av_push (av, newSVnv (req->key_range.equal));
		303	av_push (av, newSVnv (req->key_range.greater));
		304
		305	SvREADONLY_off (req->sv1);
		306	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		307	SvREFCNT_dec (req->sv1);
		308	}
		309	break;
		310
		311	case REQ_SEQ_GET:
		312	SvREADONLY_off (req->sv1);
		313
		314	if (sizeof (IV) > 4)
		315	sv_setiv_mg (req->sv1, req->seq_t);
		316	else
		317	sv_setnv_mg (req->sv1, req->seq_t);
		318
		319	SvREFCNT_dec (req->sv1);
		320	break;
267	}	321	}
268		322
269	errno = req->result;	323	errno = req->result;
270		324
271	PUTBACK;	325	PUTBACK;
…		…
288		342
289	static void aio_proc (void arg);	343	static void aio_proc (void arg);
290		344
291	static void start_thread (void)	345	static void start_thread (void)
292	{	346	{
293	sigset_t fullsigset, oldsigset;
294	pthread_attr_t attr;
295
296	worker *wrk = calloc (1, sizeof (worker));	347	worker *wrk = calloc (1, sizeof (worker));
297		348
298	if (!wrk)	349	if (!wrk)
299	croak ("unable to allocate worker thread data");	350	croak ("unable to allocate worker thread data");
300		351
301	pthread_attr_init (&attr);
302	pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
303	#ifdef PTHREAD_SCOPE_PROCESS
304	pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
305	#endif
306
307	sigfillset (&fullsigset);
308
309	LOCK (wrklock);	352	X_LOCK (wrklock);
310	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
311
312	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	353	if (thread_create (&wrk->tid, aio_proc, (void *)wrk))
313	{	354	{
314	wrk->prev = &wrk_first;	355	wrk->prev = &wrk_first;
315	wrk->next = wrk_first.next;	356	wrk->next = wrk_first.next;
316	wrk_first.next->prev = wrk;	357	wrk_first.next->prev = wrk;
317	wrk_first.next = wrk;	358	wrk_first.next = wrk;
318	++started;	359	++started;
319	}	360	}
320	else	361	else
321	free (wrk);	362	free (wrk);
322		363
323	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
324	UNLOCK (wrklock);	364	X_UNLOCK (wrklock);
325	}	365	}
326		366
327	static void maybe_start_thread ()	367	static void maybe_start_thread ()
328	{	368	{
329	if (get_nthreads () >= wanted)	369	if (get_nthreads () >= wanted)
…		…
357	req->callback = SvREFCNT_inc (POPs);	397	req->callback = SvREFCNT_inc (POPs);
358	}	398	}
359		399
360	++nreqs;	400	++nreqs;
361		401
362	LOCK (reqlock);	402	X_LOCK (reqlock);
363	++nready;	403	++nready;
364	reqq_push (&req_queue, req);	404	reqq_push (&req_queue, req);
365	pthread_cond_signal (&reqwait);	405	X_COND_SIGNAL (reqwait);
366	UNLOCK (reqlock);	406	X_UNLOCK (reqlock);
367		407
368	maybe_start_thread ();	408	maybe_start_thread ();
369		409
370	if (wait_callback)	410	if (wait_callback)
371	{	411	{
…		…
384	Newz (0, req, 1, aio_cb);	424	Newz (0, req, 1, aio_cb);
385		425
386	req->type = REQ_QUIT;	426	req->type = REQ_QUIT;
387	req->pri = PRI_MAX + PRI_BIAS;	427	req->pri = PRI_MAX + PRI_BIAS;
388		428
389	LOCK (reqlock);	429	X_LOCK (reqlock);
390	reqq_push (&req_queue, req);	430	reqq_push (&req_queue, req);
391	pthread_cond_signal (&reqwait);	431	X_COND_SIGNAL (reqwait);
392	UNLOCK (reqlock);	432	X_UNLOCK (reqlock);
393		433
394	LOCK (wrklock);	434	X_LOCK (wrklock);
395	--started;	435	--started;
396	UNLOCK (wrklock);	436	X_UNLOCK (wrklock);
397	}	437	}
398		438
399	static void set_max_idle (int nthreads)	439	static void set_max_idle (int nthreads)
400	{	440	{
401	if (WORDACCESS_UNSAFE) LOCK (reqlock);	441	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
402	max_idle = nthreads <= 0 ? 1 : nthreads;	442	max_idle = nthreads <= 0 ? 1 : nthreads;
403	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	443	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
404	}	444	}
405		445
406	static void min_parallel (int nthreads)	446	static void min_parallel (int nthreads)
407	{	447	{
408	if (wanted < nthreads)	448	if (wanted < nthreads)
…		…
423	fd_set rfd;	463	fd_set rfd;
424		464
425	while (nreqs)	465	while (nreqs)
426	{	466	{
427	int size;	467	int size;
428	if (WORDACCESS_UNSAFE) LOCK (reslock);	468	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
429	size = res_queue.size;	469	size = res_queue.size;
430	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	470	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
431		471
432	if (size)	472	if (size)
433	return;	473	return;
434		474
435	maybe_start_thread ();	475	maybe_start_thread ();
…		…
457	{	497	{
458	for (;;)	498	for (;;)
459	{	499	{
460	maybe_start_thread ();	500	maybe_start_thread ();
461		501
462	LOCK (reslock);	502	X_LOCK (reslock);
463	req = reqq_shift (&res_queue);	503	req = reqq_shift (&res_queue);
464		504
465	if (req)	505	if (req)
466	{	506	{
467	--npending;	507	--npending;
…		…
473	while (read (respipe [0], buf, 4) == 4)	513	while (read (respipe [0], buf, 4) == 4)
474	;	514	;
475	}	515	}
476	}	516	}
477		517
478	UNLOCK (reslock);	518	X_UNLOCK (reslock);
479		519
480	if (!req)	520	if (!req)
481	break;	521	break;
482		522
483	--nreqs;	523	--nreqs;
…		…
513	}	553	}
514		554
515	return count;	555	return count;
516	}	556	}
517		557
518	static void create_pipe ()
519	{
520	if (pipe (respipe))
521	croak ("unable to initialize result pipe");
522
523	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
524	croak ("cannot set result pipe to nonblocking mode");
525
526	if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
527	croak ("cannot set result pipe to nonblocking mode");
528	}
529
530	/*****************************************************************************/	558	/*****************************************************************************/
531		559
532	static void aio_proc (void thr_arg)	560	static void aio_proc (void thr_arg)
533	{	561	{
534	aio_req req;	562	aio_req req;
…		…
541		569
542	for (;;)	570	for (;;)
543	{	571	{
544	ts.tv_sec = time (0) + IDLE_TIMEOUT;	572	ts.tv_sec = time (0) + IDLE_TIMEOUT;
545		573
546	LOCK (reqlock);	574	X_LOCK (reqlock);
547		575
548	for (;;)	576	for (;;)
549	{	577	{
550	self->req = req = reqq_shift (&req_queue);	578	self->req = req = reqq_shift (&req_queue);
551		579
552	if (req)	580	if (req)
553	break;	581	break;
554		582
555	++idle;	583	++idle;
556		584
557	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	585	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
558	== ETIMEDOUT)	586	== ETIMEDOUT)
559	{	587	{
560	if (idle > max_idle)	588	if (idle > max_idle)
561	{	589	{
562	--idle;	590	--idle;
563	UNLOCK (reqlock);	591	X_UNLOCK (reqlock);
564	LOCK (wrklock);	592	X_LOCK (wrklock);
565	--started;	593	--started;
566	UNLOCK (wrklock);	594	X_UNLOCK (wrklock);
567	goto quit;	595	goto quit;
568	}	596	}
569		597
570	/* we are allowed to idle, so do so without any timeout */	598	/* we are allowed to idle, so do so without any timeout */
571	pthread_cond_wait (&reqwait, &reqlock);	599	X_COND_WAIT (reqwait, reqlock);
572	ts.tv_sec = time (0) + IDLE_TIMEOUT;	600	ts.tv_sec = time (0) + IDLE_TIMEOUT;
573	}	601	}
574		602
575	--idle;	603	--idle;
576	}	604	}
577		605
578	--nready;	606	--nready;
579		607
580	UNLOCK (reqlock);	608	X_UNLOCK (reqlock);
581		609
582	switch (req->type)	610	switch (req->type)
583	{	611	{
584	case REQ_QUIT:	612	case REQ_QUIT:
585	goto quit;	613	goto quit;
…		…
590		618
591	case REQ_ENV_CLOSE:	619	case REQ_ENV_CLOSE:
592	req->result = req->env->close (req->env, req->uint1);	620	req->result = req->env->close (req->env, req->uint1);
593	break;	621	break;
594		622
		623	case REQ_ENV_TXN_CHECKPOINT:
		624	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		625	break;
		626
		627	case REQ_ENV_LOCK_DETECT:
		628	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		629	break;
		630
		631	case REQ_ENV_MEMP_SYNC:
		632	req->result = req->env->memp_sync (req->env, 0);
		633	break;
		634
		635	case REQ_ENV_MEMP_TRICKLE:
		636	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		637	break;
		638
595	case REQ_DB_OPEN:	639	case REQ_DB_OPEN:
596	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	640	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
597	break;	641	break;
598		642
599	case REQ_DB_CLOSE:	643	case REQ_DB_CLOSE:
…		…
610		654
611	case REQ_DB_PUT:	655	case REQ_DB_PUT:
612	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	656	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
613	break;	657	break;
614		658
		659	case REQ_DB_GET:
		660	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		661	break;
		662
		663	case REQ_DB_PGET:
		664	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		665	break;
		666
		667	case REQ_DB_DEL:
		668	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		669	break;
		670
		671	case REQ_DB_KEY_RANGE:
		672	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		673	break;
		674
		675	case REQ_TXN_COMMIT:
		676	req->result = req->txn->commit (req->txn, req->uint1);
		677	break;
		678
		679	case REQ_TXN_ABORT:
		680	req->result = req->txn->abort (req->txn);
		681	break;
		682
		683	case REQ_C_CLOSE:
		684	req->result = req->dbc->c_close (req->dbc);
		685	break;
		686
		687	case REQ_C_COUNT:
		688	{
		689	db_recno_t recno;
		690	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		691	req->uv1 = recno;
		692	}
		693	break;
		694
		695	case REQ_C_PUT:
		696	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		697	break;
		698
		699	case REQ_C_GET:
		700	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		701	break;
		702
		703	case REQ_C_PGET:
		704	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		705	break;
		706
		707	case REQ_C_DEL:
		708	req->result = req->dbc->c_del (req->dbc, req->uint1);
		709	break;
		710
		711	case REQ_SEQ_OPEN:
		712	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		713	break;
		714
		715	case REQ_SEQ_CLOSE:
		716	req->result = req->seq->close (req->seq, req->uint1);
		717	break;
		718
		719	case REQ_SEQ_GET:
		720	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		721	break;
		722
		723	case REQ_SEQ_REMOVE:
		724	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		725	break;
		726
615	default:	727	default:
616	req->result = ENOSYS;	728	req->result = ENOSYS;
617	break;	729	break;
618	}	730	}
619		731
620	LOCK (reslock);	732	X_LOCK (reslock);
621		733
622	++npending;	734	++npending;
623		735
624	if (!reqq_push (&res_queue, req))	736	if (!reqq_push (&res_queue, req))
625	/* write a dummy byte to the pipe so fh becomes ready */	737	/* write a dummy byte to the pipe so fh becomes ready */
626	write (respipe [1], &respipe, 1);	738	write (respipe [1], &respipe, 1);
627		739
628	self->req = 0;	740	self->req = 0;
629	worker_clear (self);	741	worker_clear (self);
630		742
631	UNLOCK (reslock);	743	X_UNLOCK (reslock);
632	}	744	}
633		745
634	quit:	746	quit:
635	LOCK (wrklock);	747	X_LOCK (wrklock);
636	worker_free (self);	748	worker_free (self);
637	UNLOCK (wrklock);	749	X_UNLOCK (wrklock);
638		750
639	return 0;	751	return 0;
640	}	752	}
641		753
642	/*****************************************************************************/	754	/*****************************************************************************/
643		755
644	static void atfork_prepare (void)	756	static void atfork_prepare (void)
645	{	757	{
646	LOCK (wrklock);	758	X_LOCK (wrklock);
647	LOCK (reqlock);	759	X_LOCK (reqlock);
648	LOCK (reslock);	760	X_LOCK (reslock);
649	}	761	}
650		762
651	static void atfork_parent (void)	763	static void atfork_parent (void)
652	{	764	{
653	UNLOCK (reslock);	765	X_UNLOCK (reslock);
654	UNLOCK (reqlock);	766	X_UNLOCK (reqlock);
655	UNLOCK (wrklock);	767	X_UNLOCK (wrklock);
656	}	768	}
657		769
658	static void atfork_child (void)	770	static void atfork_child (void)
659	{	771	{
660	aio_req prv;	772	aio_req prv;
…		…
682	nready = 0;	794	nready = 0;
683	npending = 0;	795	npending = 0;
684		796
685	close (respipe [0]);	797	close (respipe [0]);
686	close (respipe [1]);	798	close (respipe [1]);
687	create_pipe ();	799
		800	if (!create_pipe (respipe))
		801	croak ("unable to initialize result pipe");
688		802
689	atfork_parent ();	803	atfork_parent ();
690	}	804	}
691		805
692	#define dREQ(reqtype) \	806	#define dREQ(reqtype) \
…		…
706	req->pri = req_pri	820	req->pri = req_pri
707		821
708	#define REQ_SEND \	822	#define REQ_SEND \
709	req_send (req)	823	req_send (req)
710		824
711	#define SvPTR(var, arg, type, class) \	825	#define SvPTR(var, arg, type, class, nullok) \
712	if (!SvOK (arg)) \	826	if (!SvOK (arg)) \
		827	{ \
		828	if (!nullok) \
		829	croak (# var " must be a " # class " object, not undef"); \
		830	\
713	(var) = 0; \	831	(var) = 0; \
		832	} \
714	else if (sv_derived_from ((arg), # class)) \	833	else if (sv_derived_from ((arg), # class)) \
715	{ \	834	{ \
716	IV tmp = SvIV ((SV*) SvRV (arg)); \	835	IV tmp = SvIV ((SV*) SvRV (arg)); \
717	(var) = INT2PTR (type, tmp); \	836	(var) = INT2PTR (type, tmp); \
		837	if (!var) \
		838	croak (# var " is not a valid " # class " object anymore"); \
718	} \	839	} \
719	else \	840	else \
720	Perl_croak (# var " is not of type " # class)	841	croak (# var " is not of type " # class); \
		842	\
721		843
722	inline void	844	static void
723	set_dbt (DBT dbt, SV sv)	845	ptr_nuke (SV *sv)
724	{	846	{
725	STRLEN len;	847	assert (SvROK (sv));
726	char *data = SvPVbyte (sv, len);	848	sv_setiv (SvRV (sv), 0);
727
728	dbt->data = malloc (len);
729	memcpy (dbt->data, data, len);
730	dbt->size = len;
731	}	849	}
732		850
733	MODULE = BDB PACKAGE = BDB	851	MODULE = BDB PACKAGE = BDB
734		852
735	PROTOTYPES: ENABLE	853	PROTOTYPES: ENABLE
736		854
737	BOOT:	855	BOOT:
…		…
777	const_iv (REGION_INIT)	895	const_iv (REGION_INIT)
778	const_iv (TIME_NOTGRANTED)	896	const_iv (TIME_NOTGRANTED)
779	const_iv (TXN_NOSYNC)	897	const_iv (TXN_NOSYNC)
780	const_iv (TXN_SNAPSHOT)	898	const_iv (TXN_SNAPSHOT)
781	const_iv (TXN_WRITE_NOSYNC)	899	const_iv (TXN_WRITE_NOSYNC)
		900	const_iv (WRITECURSOR)
782	const_iv (YIELDCPU)	901	const_iv (YIELDCPU)
783	const_iv (ENCRYPT_AES)	902	const_iv (ENCRYPT_AES)
784	const_iv (XA_CREATE)	903	const_iv (XA_CREATE)
785	const_iv (BTREE)	904	const_iv (BTREE)
786	const_iv (HASH)	905	const_iv (HASH)
…		…
801	const_iv (RENUMBER)	920	const_iv (RENUMBER)
802	const_iv (REVSPLITOFF)	921	const_iv (REVSPLITOFF)
803	const_iv (INORDER)	922	const_iv (INORDER)
804	const_iv (CONSUME)	923	const_iv (CONSUME)
805	const_iv (CONSUME_WAIT)	924	const_iv (CONSUME_WAIT)
		925	const_iv (GET_BOTH)
		926	const_iv (GET_BOTH_RANGE)
		927	//const_iv (SET_RECNO)
		928	//const_iv (MULTIPLE)
806	const_iv (SNAPSHOT)	929	const_iv (SNAPSHOT)
807	const_iv (JOIN_ITEM)	930	const_iv (JOIN_ITEM)
808	const_iv (RMW)	931	const_iv (RMW)
809		932
810	const_iv (NOTFOUND)	933	const_iv (NOTFOUND)
…		…
813	const_iv (LOCK_NOTGRANTED)	936	const_iv (LOCK_NOTGRANTED)
814	const_iv (RUNRECOVERY)	937	const_iv (RUNRECOVERY)
815	const_iv (OLD_VERSION)	938	const_iv (OLD_VERSION)
816	const_iv (REP_HANDLE_DEAD)	939	const_iv (REP_HANDLE_DEAD)
817	const_iv (REP_LOCKOUT)	940	const_iv (REP_LOCKOUT)
		941	const_iv (SECONDARY_BAD)
818		942
819	const_iv (FREE_SPACE)	943	const_iv (FREE_SPACE)
820	const_iv (FREELIST_ONLY)	944	const_iv (FREELIST_ONLY)
821		945
822	const_iv (APPEND)	946	const_iv (APPEND)
…		…
827	const_iv (TXN_SNAPSHOT)	951	const_iv (TXN_SNAPSHOT)
828	const_iv (TXN_SYNC)	952	const_iv (TXN_SYNC)
829		953
830	const_iv (SET_LOCK_TIMEOUT)	954	const_iv (SET_LOCK_TIMEOUT)
831	const_iv (SET_TXN_TIMEOUT)	955	const_iv (SET_TXN_TIMEOUT)
		956
		957	const_iv (JOIN_ITEM)
		958	const_iv (FIRST)
		959	const_iv (NEXT)
		960	const_iv (NEXT_DUP)
		961	const_iv (NEXT_NODUP)
		962	const_iv (PREV)
		963	const_iv (PREV_NODUP)
		964	const_iv (SET)
		965	const_iv (SET_RANGE)
		966	const_iv (LAST)
		967	const_iv (BEFORE)
		968	const_iv (AFTER)
		969	const_iv (CURRENT)
		970	const_iv (KEYFIRST)
		971	const_iv (KEYLAST)
		972	const_iv (NODUPDATA)
		973
		974	const_iv (FORCE)
		975
		976	const_iv (LOCK_DEFAULT)
		977	const_iv (LOCK_EXPIRE)
		978	const_iv (LOCK_MAXLOCKS)
		979	const_iv (LOCK_MAXWRITE)
		980	const_iv (LOCK_MINLOCKS)
		981	const_iv (LOCK_MINWRITE)
		982	const_iv (LOCK_OLDEST)
		983	const_iv (LOCK_RANDOM)
		984	const_iv (LOCK_YOUNGEST)
		985
		986	const_iv (SEQ_DEC)
		987	const_iv (SEQ_INC)
		988	const_iv (SEQ_WRAP)
832	};	989	};
833		990
834	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	991	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
835	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	992	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
836		993
837	create_pipe ();	994	if (!create_pipe (respipe))
		995	croak ("unable to initialize result pipe");
		996
838	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	997	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		998	#ifdef _WIN32
		999	X_MUTEX_CHECK (wrklock);
		1000	X_MUTEX_CHECK (reslock);
		1001	X_MUTEX_CHECK (reqlock);
		1002
		1003	X_COND_CHECK (reqwait);
		1004	#endif
839	}	1005	}
840		1006
841	void	1007	void
842	max_poll_reqs (int nreqs)	1008	max_poll_reqs (int nreqs)
843	PROTOTYPE: $	1009	PROTOTYPE: $
…		…
962		1128
963	int	1129	int
964	nthreads ()	1130	nthreads ()
965	PROTOTYPE:	1131	PROTOTYPE:
966	CODE:	1132	CODE:
967	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1133	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
968	RETVAL = started;	1134	RETVAL = started;
969	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1135	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
970	OUTPUT:	1136	OUTPUT:
971	RETVAL	1137	RETVAL
972		1138
973	void	1139	void
974	set_sync_prepare (SV *cb)	1140	set_sync_prepare (SV *cb)
975	PROTOTYPE: &	1141	PROTOTYPE: &
976	CODE:	1142	CODE:
977	SvREFCNT_dec (prepare_cb);	1143	SvREFCNT_dec (prepare_cb);
978	prepare_cb = newSVsv (cb);	1144	prepare_cb = newSVsv (cb);
		1145
979		1146
980	DB_ENV *	1147	DB_ENV *
981	db_env_create (U32 env_flags = 0)	1148	db_env_create (U32 env_flags = 0)
982	CODE:	1149	CODE:
983	{	1150	{
…		…
990		1157
991	void	1158	void
992	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)	1159	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)
993	CODE:	1160	CODE:
994	{	1161	{
		1162	env->set_thread_count (env, get_nthreads ());
		1163
995	dREQ (REQ_ENV_OPEN);	1164	dREQ (REQ_ENV_OPEN);
996	req->env = env;	1165	req->env = env;
997	req->uint1 = open_flags \| DB_THREAD;	1166	req->uint1 = open_flags \| DB_THREAD;
998	req->int1 = mode;	1167	req->int1 = mode;
999	req->buf1 = strdup_ornull (db_home);	1168	req->buf1 = strdup_ornull (db_home);
…		…
1006	{	1175	{
1007	dREQ (REQ_ENV_CLOSE);	1176	dREQ (REQ_ENV_CLOSE);
1008	req->env = env;	1177	req->env = env;
1009	req->uint1 = flags;	1178	req->uint1 = flags;
1010	REQ_SEND;	1179	REQ_SEND;
		1180	ptr_nuke (ST (0));
1011	}	1181	}
		1182
		1183	void
		1184	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = &PL_sv_undef)
		1185	CODE:
		1186	{
		1187	dREQ (REQ_ENV_TXN_CHECKPOINT);
		1188	req->env = env;
		1189	req->uint1 = kbyte;
		1190	req->int1 = min;
		1191	req->uint2 = flags;
		1192	REQ_SEND;
		1193	}
		1194
		1195	void
		1196	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = &PL_sv_undef)
		1197	CODE:
		1198	{
		1199	dREQ (REQ_ENV_LOCK_DETECT);
		1200	req->env = env;
		1201	req->uint1 = flags;
		1202	req->uint2 = atype;
		1203	REQ_SEND;
		1204	}
		1205
		1206	void
		1207	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = &PL_sv_undef)
		1208	CODE:
		1209	{
		1210	dREQ (REQ_ENV_MEMP_SYNC);
		1211	req->env = env;
		1212	REQ_SEND;
		1213	}
		1214
		1215	void
		1216	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = &PL_sv_undef)
		1217	CODE:
		1218	{
		1219	dREQ (REQ_ENV_MEMP_TRICKLE);
		1220	req->env = env;
		1221	req->int1 = percent;
		1222	REQ_SEND;
		1223	}
		1224
1012		1225
1013	DB *	1226	DB *
1014	db_create (DB_ENV *env = 0, U32 flags = 0)	1227	db_create (DB_ENV *env = 0, U32 flags = 0)
1015	CODE:	1228	CODE:
1016	{	1229	{
1017	errno = db_create (&RETVAL, env, flags);	1230	errno = db_create (&RETVAL, env, flags);
1018	if (errno)	1231	if (errno)
1019	croak ("db_env_create: %s", db_strerror (errno));	1232	croak ("db_create: %s", db_strerror (errno));
		1233
		1234	if (RETVAL)
		1235	RETVAL->app_private = (void *)newSVsv (ST (0));
1020	}	1236	}
1021	OUTPUT:	1237	OUTPUT:
1022	RETVAL	1238	RETVAL
1023		1239
1024	void	1240	void
1025	db_open (DB db, DB_TXN txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1241	db_open (DB db, DB_TXN_ornull txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)
1026	CODE:	1242	CODE:
1027	{	1243	{
1028	dREQ (REQ_DB_OPEN);	1244	dREQ (REQ_DB_OPEN);
1029	req->db = db;	1245	req->db = db;
1030	req->txn = txnid;	1246	req->txn = txnid;
…		…
1041	CODE:	1257	CODE:
1042	{	1258	{
1043	dREQ (REQ_DB_CLOSE);	1259	dREQ (REQ_DB_CLOSE);
1044	req->db = db;	1260	req->db = db;
1045	req->uint1 = flags;	1261	req->uint1 = flags;
		1262	req->sv1 = (SV *)db->app_private;
1046	REQ_SEND;	1263	REQ_SEND;
		1264	ptr_nuke (ST (0));
1047	}	1265	}
1048		1266
1049	void	1267	void
1050	db_compact (DB db, DB_TXN txn = 0, SV start = 0, SV stop = 0, SV unused1 = 0, U32 flags = DB_FREE_SPACE, SV unused2 = 0, SV *callback = &PL_sv_undef)	1268	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)
1051	CODE:	1269	CODE:
1052	{	1270	{
1053	dREQ (REQ_DB_COMPACT);	1271	dREQ (REQ_DB_COMPACT);
1054	req->db = db;	1272	req->db = db;
1055	req->txn = txn;	1273	req->txn = txn;
1056	set_dbt (&req->dbt1, start);	1274	sv_to_dbt (&req->dbt1, start);
1057	set_dbt (&req->dbt2, stop);	1275	sv_to_dbt (&req->dbt2, stop);
1058	req->uint1 = flags;	1276	req->uint1 = flags;
1059	REQ_SEND;	1277	REQ_SEND;
1060	}	1278	}
1061		1279
1062	void	1280	void
…		…
1068	req->uint1 = flags;	1286	req->uint1 = flags;
1069	REQ_SEND;	1287	REQ_SEND;
1070	}	1288	}
1071		1289
1072	void	1290	void
		1291	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = &PL_sv_undef)
		1292	CODE:
		1293	{
		1294	dREQ (REQ_DB_KEY_RANGE);
		1295	req->db = db;
		1296	req->txn = txn;
		1297	sv_to_dbt (&req->dbt1, key);
		1298	req->uint1 = flags;
		1299	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
		1300	REQ_SEND;
		1301	}
		1302
		1303	void
1073	db_put (DB db, DB_TXN txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1304	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
1074	CODE:	1305	CODE:
1075	{	1306	{
1076	dREQ (REQ_DB_PUT);	1307	dREQ (REQ_DB_PUT);
1077	req->db = db;	1308	req->db = db;
1078	req->txn = 0;	1309	req->txn = txn;
1079	set_dbt (&req->dbt1, key);	1310	sv_to_dbt (&req->dbt1, key);
1080	set_dbt (&req->dbt2, data);	1311	sv_to_dbt (&req->dbt2, data);
1081	req->uint1 = flags;	1312	req->uint1 = flags;
1082	REQ_SEND;	1313	REQ_SEND;
1083	}	1314	}
1084		1315
		1316	void
		1317	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1318	CODE:
		1319	{
		1320	dREQ (REQ_DB_GET);
		1321	req->db = db;
		1322	req->txn = txn;
		1323	req->uint1 = flags;
		1324	sv_to_dbt (&req->dbt1, key);
		1325	req->dbt3.flags = DB_DBT_MALLOC;
		1326	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1327	REQ_SEND;
		1328	}
		1329
		1330	void
		1331	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
		1332	CODE:
		1333	{
		1334	dREQ (REQ_DB_PGET);
		1335	req->db = db;
		1336	req->txn = txn;
		1337	req->uint1 = flags;
		1338	sv_to_dbt (&req->dbt1, key);
		1339	sv_to_dbt (&req->dbt2, pkey);
		1340	req->dbt3.flags = DB_DBT_MALLOC;
		1341	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1342	REQ_SEND;
		1343	}
		1344
		1345	void
		1346	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = &PL_sv_undef)
		1347	CODE:
		1348	{
		1349	dREQ (REQ_DB_DEL);
		1350	req->db = db;
		1351	req->txn = txn;
		1352	req->uint1 = flags;
		1353	sv_to_dbt (&req->dbt1, key);
		1354	REQ_SEND;
		1355	}
		1356
		1357	void
		1358	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)
		1359	CODE:
		1360	{
		1361	dREQ (REQ_TXN_COMMIT);
		1362	req->txn = txn;
		1363	req->uint1 = flags;
		1364	REQ_SEND;
		1365	ptr_nuke (ST (0));
		1366	}
		1367
		1368	void
		1369	db_txn_abort (DB_TXN txn, SV callback = &PL_sv_undef)
		1370	CODE:
		1371	{
		1372	dREQ (REQ_TXN_ABORT);
		1373	req->txn = txn;
		1374	REQ_SEND;
		1375	ptr_nuke (ST (0));
		1376	}
		1377
		1378	void
		1379	db_c_close (DBC dbc, SV callback = &PL_sv_undef)
		1380	CODE:
		1381	{
		1382	dREQ (REQ_C_CLOSE);
		1383	req->dbc = dbc;
		1384	REQ_SEND;
		1385	ptr_nuke (ST (0));
		1386	}
		1387
		1388	void
		1389	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = &PL_sv_undef)
		1390	CODE:
		1391	{
		1392	dREQ (REQ_C_COUNT);
		1393	req->dbc = dbc;
		1394	req->sv1 = SvREFCNT_inc (count);
		1395	REQ_SEND;
		1396	}
		1397
		1398	void
		1399	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
		1400	CODE:
		1401	{
		1402	dREQ (REQ_C_PUT);
		1403	req->dbc = dbc;
		1404	sv_to_dbt (&req->dbt1, key);
		1405	sv_to_dbt (&req->dbt2, data);
		1406	req->uint1 = flags;
		1407	REQ_SEND;
		1408	}
		1409
		1410	void
		1411	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
		1412	CODE:
		1413	{
		1414	dREQ (REQ_C_GET);
		1415	req->dbc = dbc;
		1416	req->uint1 = flags;
		1417	if ((flags & DB_SET) == DB_SET
		1418	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1419	sv_to_dbt (&req->dbt1, key);
		1420	else
		1421	req->dbt1.flags = DB_DBT_MALLOC;
		1422
		1423	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1424
		1425	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1426	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1427	sv_to_dbt (&req->dbt3, data);
		1428	else
		1429	req->dbt3.flags = DB_DBT_MALLOC;
		1430
		1431	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1432	REQ_SEND;
		1433	}
		1434
		1435	void
		1436	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1437	CODE:
		1438	{
		1439	dREQ (REQ_C_PGET);
		1440	req->dbc = dbc;
		1441	req->uint1 = flags;
		1442	if ((flags & DB_SET) == DB_SET
		1443	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1444	sv_to_dbt (&req->dbt1, key);
		1445	else
		1446	req->dbt1.flags = DB_DBT_MALLOC;
		1447
		1448	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1449
		1450	req->dbt2.flags = DB_DBT_MALLOC;
		1451	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1452
		1453	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1454	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1455	sv_to_dbt (&req->dbt3, data);
		1456	else
		1457	req->dbt3.flags = DB_DBT_MALLOC;
		1458
		1459	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1460	REQ_SEND;
		1461	}
		1462
		1463	void
		1464	db_c_del (DBC dbc, U32 flags = 0, SV callback = &PL_sv_undef)
		1465	CODE:
		1466	{
		1467	dREQ (REQ_C_DEL);
		1468	req->dbc = dbc;
		1469	req->uint1 = flags;
		1470	REQ_SEND;
		1471	}
		1472
		1473
		1474	void
		1475	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = &PL_sv_undef)
		1476	CODE:
		1477	{
		1478	dREQ (REQ_SEQ_OPEN);
		1479	req->seq = seq;
		1480	req->txn = txnid;
		1481	req->uint1 = flags \| DB_THREAD;
		1482	sv_to_dbt (&req->dbt1, key);
		1483	REQ_SEND;
		1484	}
		1485
		1486	void
		1487	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = &PL_sv_undef)
		1488	CODE:
		1489	{
		1490	dREQ (REQ_SEQ_CLOSE);
		1491	req->seq = seq;
		1492	req->uint1 = flags;
		1493	REQ_SEND;
		1494	ptr_nuke (ST (0));
		1495	}
		1496
		1497	void
		1498	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)
		1499	CODE:
		1500	{
		1501	dREQ (REQ_SEQ_GET);
		1502	req->seq = seq;
		1503	req->txn = txnid;
		1504	req->int1 = delta;
		1505	req->uint1 = flags;
		1506	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
		1507	REQ_SEND;
		1508	}
		1509
		1510	void
		1511	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
		1512	CODE:
		1513	{
		1514	dREQ (REQ_SEQ_REMOVE);
		1515	req->seq = seq;
		1516	req->txn = txnid;
		1517	req->uint1 = flags;
		1518	REQ_SEND;
		1519	}
		1520
1085		1521
1086	MODULE = BDB PACKAGE = BDB::Env	1522	MODULE = BDB PACKAGE = BDB::Env
1087		1523
		1524	void
		1525	DESTROY (DB_ENV_ornull *env)
		1526	CODE:
		1527	if (env)
		1528	env->close (env, 0);
		1529
		1530	int set_data_dir (DB_ENV env, const char dir)
		1531	CODE:
		1532	RETVAL = env->set_data_dir (env, dir);
		1533	OUTPUT:
		1534	RETVAL
		1535
		1536	int set_tmp_dir (DB_ENV env, const char dir)
		1537	CODE:
		1538	RETVAL = env->set_tmp_dir (env, dir);
		1539	OUTPUT:
		1540	RETVAL
		1541
		1542	int set_lg_dir (DB_ENV env, const char dir)
		1543	CODE:
		1544	RETVAL = env->set_lg_dir (env, dir);
		1545	OUTPUT:
		1546	RETVAL
		1547
		1548	int set_shm_key (DB_ENV *env, long shm_key)
		1549	CODE:
		1550	RETVAL = env->set_shm_key (env, shm_key);
		1551	OUTPUT:
		1552	RETVAL
		1553
1088	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)	1554	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)
1089	CODE:	1555	CODE:
1090	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	1556	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1091	OUTPUT:	1557	OUTPUT:
1092	RETVAL	1558	RETVAL
…		…
1107	CODE:	1573	CODE:
1108	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	1574	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1109	OUTPUT:	1575	OUTPUT:
1110	RETVAL	1576	RETVAL
1111		1577
		1578	int set_mp_max_openfd (DB_ENV *env, int maxopenfd);
		1579	CODE:
		1580	RETVAL = env->set_mp_max_openfd (env, maxopenfd);
		1581	OUTPUT:
		1582	RETVAL
		1583
		1584	int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep);
		1585	CODE:
		1586	RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep);
		1587	OUTPUT:
		1588	RETVAL
		1589
		1590	int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb)
		1591	CODE:
		1592	RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
		1593	OUTPUT:
		1594	RETVAL
		1595
		1596	int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
		1597	CODE:
		1598	RETVAL = env->set_lk_detect (env, detect);
		1599	OUTPUT:
		1600	RETVAL
		1601
		1602	int set_lk_max_lockers (DB_ENV *env, U32 max)
		1603	CODE:
		1604	RETVAL = env->set_lk_max_lockers (env, max);
		1605	OUTPUT:
		1606	RETVAL
		1607
		1608	int set_lk_max_locks (DB_ENV *env, U32 max)
		1609	CODE:
		1610	RETVAL = env->set_lk_max_locks (env, max);
		1611	OUTPUT:
		1612	RETVAL
		1613
		1614	int set_lk_max_objects (DB_ENV *env, U32 max)
		1615	CODE:
		1616	RETVAL = env->set_lk_max_objects (env, max);
		1617	OUTPUT:
		1618	RETVAL
		1619
		1620	int set_lg_bsize (DB_ENV *env, U32 max)
		1621	CODE:
		1622	RETVAL = env->set_lg_bsize (env, max);
		1623	OUTPUT:
		1624	RETVAL
		1625
		1626	int set_lg_max (DB_ENV *env, U32 max)
		1627	CODE:
		1628	RETVAL = env->set_lg_max (env, max);
		1629	OUTPUT:
		1630	RETVAL
		1631
		1632	DB_TXN *
		1633	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
		1634	CODE:
		1635	errno = env->txn_begin (env, parent, &RETVAL, flags);
		1636	if (errno)
		1637	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
		1638	OUTPUT:
		1639	RETVAL
1112		1640
1113	MODULE = BDB PACKAGE = BDB::Db	1641	MODULE = BDB PACKAGE = BDB::Db
1114		1642
		1643	void
		1644	DESTROY (DB_ornull *db)
		1645	CODE:
		1646	if (db)
		1647	{
		1648	SV env = (SV )db->app_private;
		1649	db->close (db, 0);
		1650	SvREFCNT_dec (env);
		1651	}
		1652
1115	int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0)	1653	int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0)
1116	CODE:	1654	CODE:
1117	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	1655	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1118	OUTPUT:	1656	OUTPUT:
1119	RETVAL	1657	RETVAL
…		…
1134	CODE:	1672	CODE:
1135	RETVAL = db->set_lorder (db, lorder);	1673	RETVAL = db->set_lorder (db, lorder);
1136	OUTPUT:	1674	OUTPUT:
1137	RETVAL	1675	RETVAL
1138		1676
1139
1140	int set_bt_minkey (DB *db, U32 minkey)	1677	int set_bt_minkey (DB *db, U32 minkey)
1141	CODE:	1678	CODE:
1142	RETVAL = db->set_bt_minkey (db, minkey);	1679	RETVAL = db->set_bt_minkey (db, minkey);
1143	OUTPUT:	1680	OUTPUT:
1144	RETVAL	1681	RETVAL
…		…
1183	CODE:	1720	CODE:
1184	RETVAL = db->set_q_extentsize (db, extentsize);	1721	RETVAL = db->set_q_extentsize (db, extentsize);
1185	OUTPUT:	1722	OUTPUT:
1186	RETVAL	1723	RETVAL
1187		1724
		1725	DBC *
		1726	cursor (DB db, DB_TXN_ornull txn = 0, U32 flags = 0)
		1727	CODE:
		1728	errno = db->cursor (db, txn, &RETVAL, flags);
		1729	if (errno)
		1730	croak ("DB->cursor: %s", db_strerror (errno));
		1731	OUTPUT:
		1732	RETVAL
1188		1733
		1734	DB_SEQUENCE *
		1735	sequence (DB *db, U32 flags = 0)
		1736	CODE:
		1737	{
		1738	errno = db_sequence_create (&RETVAL, db, flags);
		1739	if (errno)
		1740	croak ("db_sequence_create: %s", db_strerror (errno));
		1741	}
		1742	OUTPUT:
		1743	RETVAL
		1744
		1745
		1746	MODULE = BDB PACKAGE = BDB::Txn
		1747
		1748	void
		1749	DESTROY (DB_TXN_ornull *txn)
		1750	CODE:
		1751	if (txn)
		1752	txn->abort (txn);
		1753
		1754	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)
		1755	CODE:
		1756	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
		1757	OUTPUT:
		1758	RETVAL
		1759
		1760
		1761	MODULE = BDB PACKAGE = BDB::Cursor
		1762
		1763	void
		1764	DESTROY (DBC_ornull *dbc)
		1765	CODE:
		1766	if (dbc)
		1767	dbc->c_close (dbc);
		1768
		1769	MODULE = BDB PACKAGE = BDB::Sequence
		1770
		1771	void
		1772	DESTROY (DB_SEQUENCE_ornull *seq)
		1773	CODE:
		1774	if (seq)
		1775	seq->close (seq, 0);
		1776
		1777	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
		1778	CODE:
		1779	RETVAL = seq->initial_value (seq, value);
		1780	OUTPUT:
		1781	RETVAL
		1782
		1783	int set_cachesize (DB_SEQUENCE *seq, U32 size)
		1784	CODE:
		1785	RETVAL = seq->set_cachesize (seq, size);
		1786	OUTPUT:
		1787	RETVAL
		1788
		1789	int set_flags (DB_SEQUENCE *seq, U32 flags)
		1790	CODE:
		1791	RETVAL = seq->set_flags (seq, flags);
		1792	OUTPUT:
		1793	RETVAL
		1794
		1795	int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max)
		1796	CODE:
		1797	RETVAL = seq->set_range (seq, min, max);
		1798	OUTPUT:
		1799	RETVAL
		1800

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+Removed lines
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+Changed lines
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Comparing BDB/BDB.xs (file contents): Revision 1.4 by root, Mon Feb 5 22:31:05 2007 UTC vs. Revision 1.12 by root, Sun Jul 8 09:16:19 2007 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.4 by root, Mon Feb 5 22:31:05 2007 UTC vs.
Revision 1.12 by root, Sun Jul 8 09:16:19 2007 UTC