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Comparing BDB/BDB.xs (file contents):
Revision 1.10 by root, Mon Mar 5 19:47:01 2007 UTC vs.
Revision 1.48 by root, Tue Jul 29 03:33:16 2008 UTC

1	/* solaris */	1	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
2	#define _POSIX_PTHREAD_SEMANTICS 1
3		2
4	#if __linux && !defined(_GNU_SOURCE)	3	#include "xthread.h"
5	# define _GNU_SOURCE
6	#endif
7
8	/* just in case */
9	#define _REENTRANT 1
10		4
11	#include <errno.h>	5	#include <errno.h>
12		6
13	#include "EXTERN.h"	7	#include "EXTERN.h"
14	#include "perl.h"	8	#include "perl.h"
15	#include "XSUB.h"	9	#include "XSUB.h"
16		10
17	#include <pthread.h>	11	// perl stupidly defines these as macros, breaking
		12	// lots and lots of code.
		13	#undef open
		14	#undef close
		15	#undef abort
		16	#undef malloc
		17	#undef free
		18	#undef send
18		19
19	#include <stddef.h>	20	#include <stddef.h>
20	#include <stdlib.h>	21	#include <stdlib.h>
21	#include <errno.h>	22	#include <errno.h>
22	#include <sys/time.h>
23	#include <sys/types.h>	23	#include <sys/types.h>
24	#include <limits.h>	24	#include <limits.h>
25	#include <unistd.h>
26	#include <fcntl.h>	25	#include <fcntl.h>
27		26
		27	#ifndef _WIN32
		28	# include <sys/time.h>
		29	# include <unistd.h>
		30	#endif
		31
28	#include <db.h>	32	#include <db.h>
29		33
30	#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 5)	34	#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
31	# error you need Berkeley DB 4.5 or newer installed	35	# error you need Berkeley DB 4.3 or a newer 4.x version installed
32	#endif	36	#endif
33		37
34	/* number of seconds after which idle threads exit */	38	/* number of seconds after which idle threads exit */
35	#define IDLE_TIMEOUT 10	39	#define IDLE_TIMEOUT 10
36
37	/* wether word reads are potentially non-atomic.
38	* this is conservatice, likely most arches this runs
39	* on have atomic word read/writes.
40	*/
41	#ifndef WORDACCESS_UNSAFE
42	# if __i386 || __x86_64
43	# define WORDACCESS_UNSAFE 0
44	# else
45	# define WORDACCESS_UNSAFE 1
46	# endif
47	#endif
48		40
49	typedef DB_ENV DB_ENV_ornull;	41	typedef DB_ENV DB_ENV_ornull;
50	typedef DB_TXN DB_TXN_ornull;	42	typedef DB_TXN DB_TXN_ornull;
51	typedef DBC DBC_ornull;	43	typedef DBC DBC_ornull;
52	typedef DB DB_ornull;	44	typedef DB DB_ornull;
		45
		46	typedef DB_ENV DB_ENV_ornuked;
		47	typedef DB_TXN DB_TXN_ornuked;
		48	typedef DBC DBC_ornuked;
		49	typedef DB DB_ornuked;
		50
		51	#if DB_VERSION_MINOR >= 3
53	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	52	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		53	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		54	#endif
54		55
55	typedef SV SV8; /* byte-sv, used for argument-checking */	56	typedef SV SV8; /* byte-sv, used for argument-checking */
56	typedef char *octetstring;	57	typedef char *bdb_filename;
57		58
58	static SV *prepare_cb;	59	static SV *prepare_cb;
59		60
		61	#if DB_VERSION_MINOR >= 6
		62	# define c_close close
		63	# define c_count count
		64	# define c_del del
		65	# define c_dup dup
		66	# define c_get get
		67	# define c_pget pget
		68	# define c_put put
		69	#endif
		70
60	static inline char *	71	static char *
		72	get_bdb_filename (SV *sv)
		73	{
		74	if (!SvOK (sv))
		75	return 0;
		76
		77	#if _WIN32
		78	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		79	{
		80	STRLEN len;
		81	char *src = SvPVbyte (sv, len);
		82	SV *t1 = sv_newmortal ();
		83	SV *t2 = sv_newmortal ();
		84
		85	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		86	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		87
		88	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		89	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		90	SvPOK_only (t2);
		91	SvPVX (t2)[len] = 0;
		92	SvCUR_set (t2, len);
		93
		94	return SvPVX (t2);
		95	}
		96	#else
		97	return SvPVbyte_nolen (sv);
		98	#endif
		99	}
		100
		101	static void
		102	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
		103	{
		104	printf ("err[%s]\n", msg);
		105	}
		106
		107	static void
		108	debug_msgcall (const DB_ENV *dbenv, const char *msg)
		109	{
		110	printf ("msg[%s]\n", msg);
		111	}
		112
		113	static char *
61	strdup_ornull (const char *s)	114	strdup_ornull (const char *s)
62	{	115	{
63	return s ? strdup (s) : 0;	116	return s ? strdup (s) : 0;
64	}	117	}
65		118
66	static inline void	119	static void
67	sv_to_dbt (DBT *dbt, SV *sv)	120	sv_to_dbt (DBT *dbt, SV *sv)
68	{	121	{
69	STRLEN len;	122	STRLEN len;
70	char *data = SvPVbyte (sv, len);	123	char *data = SvPVbyte (sv, len);
71		124
…		…
73	memcpy (dbt->data, data, len);	126	memcpy (dbt->data, data, len);
74	dbt->size = len;	127	dbt->size = len;
75	dbt->flags = DB_DBT_REALLOC;	128	dbt->flags = DB_DBT_REALLOC;
76	}	129	}
77		130
78	static inline void	131	static void
79	dbt_to_sv (SV *sv, DBT *dbt)	132	dbt_to_sv (SV *sv, DBT *dbt)
80	{	133	{
81	if (sv)	134	if (sv)
82	{	135	{
83	SvREADONLY_off (sv);	136	SvREADONLY_off (sv);
…		…
89	}	142	}
90		143
91	enum {	144	enum {
92	REQ_QUIT,	145	REQ_QUIT,
93	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	146	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
94	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	147	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
95	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC,	148	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
96	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	149	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
97	REQ_TXN_COMMIT, REQ_TXN_ABORT,	150	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
98	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,	151	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
99	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,	152	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
100	};	153	};
101		154
102	typedef struct aio_cb	155	typedef struct bdb_cb
103	{	156	{
104	struct aio_cb *volatile next;	157	struct bdb_cb *volatile next;
105	SV *callback;	158	SV *callback;
106	int type, pri, result;	159	int type, pri, result;
107		160
108	DB_ENV *env;	161	DB_ENV *env;
109	DB *db;	162	DB *db;
…		…
111	DBC *dbc;	164	DBC *dbc;
112		165
113	UV uv1;	166	UV uv1;
114	int int1, int2;	167	int int1, int2;
115	U32 uint1, uint2;	168	U32 uint1, uint2;
116	char *buf1, *buf2;	169	char *buf1, *buf2, *buf3;
117	SV *sv1, *sv2, *sv3;	170	SV *sv1, *sv2, *sv3;
118		171
119	DBT dbt1, dbt2, dbt3;	172	DBT dbt1, dbt2, dbt3;
120	DB_KEY_RANGE key_range;	173	DB_KEY_RANGE key_range;
		174	#if DB_VERSION_MINOR >= 3
121	DB_SEQUENCE *seq;	175	DB_SEQUENCE *seq;
122	db_seq_t seq_t;	176	db_seq_t seq_t;
123	} aio_cb;	177	#endif
		178	} bdb_cb;
124		179
125	typedef aio_cb *aio_req;	180	typedef bdb_cb *bdb_req;
126		181
127	enum {	182	enum {
128	PRI_MIN = -4,	183	PRI_MIN = -4,
129	PRI_MAX = 4,	184	PRI_MAX = 4,
130		185
…		…
133	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	188	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
134	};	189	};
135		190
136	#define AIO_TICKS ((1000000 + 1023) >> 10)	191	#define AIO_TICKS ((1000000 + 1023) >> 10)
137		192
		193	static SV *on_next_submit;
		194
138	static unsigned int max_poll_time = 0;	195	static unsigned int max_poll_time = 0;
139	static unsigned int max_poll_reqs = 0;	196	static unsigned int max_poll_reqs = 0;
140		197
141	/* calculcate time difference in ~1/AIO_TICKS of a second */	198	/* calculcate time difference in ~1/AIO_TICKS of a second */
142	static int tvdiff (struct timeval *tv1, struct timeval *tv2)	199	static int tvdiff (struct timeval *tv1, struct timeval *tv2)
…		…
147		204
148	static int next_pri = DEFAULT_PRI + PRI_BIAS;	205	static int next_pri = DEFAULT_PRI + PRI_BIAS;
149		206
150	static unsigned int started, idle, wanted;	207	static unsigned int started, idle, wanted;
151		208
152	#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
153	# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
154	#else
155	# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
156	#endif
157
158	#define LOCK(mutex) pthread_mutex_lock (&(mutex))
159	#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
160
161	/* worker threads management */	209	/* worker threads management */
162	static pthread_mutex_t wrklock = AIO_MUTEX_INIT;	210	static mutex_t wrklock = X_MUTEX_INIT;
163		211
164	typedef struct worker {	212	typedef struct worker {
165	/* locked by wrklock */	213	/* locked by wrklock */
166	struct worker *prev, *next;	214	struct worker *prev, *next;
167		215
168	pthread_t tid;	216	thread_t tid;
169		217
170	/* locked by reslock, reqlock or wrklock */	218	/* locked by reslock, reqlock or wrklock */
171	aio_req req; /* currently processed request */	219	bdb_req req; /* currently processed request */
172	void *dbuf;	220	void *dbuf;
173	DIR *dirp;	221	DIR *dirp;
174	} worker;	222	} worker;
175		223
176	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	224	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
188	}	236	}
189		237
190	static volatile unsigned int nreqs, nready, npending;	238	static volatile unsigned int nreqs, nready, npending;
191	static volatile unsigned int max_idle = 4;	239	static volatile unsigned int max_idle = 4;
192	static volatile unsigned int max_outstanding = 0xffffffff;	240	static volatile unsigned int max_outstanding = 0xffffffff;
193	static int respipe [2];	241	static int respipe_osf [2], respipe [2] = { -1, -1 };
194		242
195	static pthread_mutex_t reslock = AIO_MUTEX_INIT;	243	static mutex_t reslock = X_MUTEX_INIT;
196	static pthread_mutex_t reqlock = AIO_MUTEX_INIT;	244	static mutex_t reqlock = X_MUTEX_INIT;
197	static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER;	245	static cond_t reqwait = X_COND_INIT;
198		246
199	#if WORDACCESS_UNSAFE	247	#if WORDACCESS_UNSAFE
200		248
201	static unsigned int get_nready ()	249	static unsigned int get_nready (void)
202	{	250	{
203	unsigned int retval;	251	unsigned int retval;
204		252
205	LOCK (reqlock);	253	X_LOCK (reqlock);
206	retval = nready;	254	retval = nready;
207	UNLOCK (reqlock);	255	X_UNLOCK (reqlock);
208		256
209	return retval;	257	return retval;
210	}	258	}
211		259
212	static unsigned int get_npending ()	260	static unsigned int get_npending (void)
213	{	261	{
214	unsigned int retval;	262	unsigned int retval;
215		263
216	LOCK (reslock);	264	X_LOCK (reslock);
217	retval = npending;	265	retval = npending;
218	UNLOCK (reslock);	266	X_UNLOCK (reslock);
219		267
220	return retval;	268	return retval;
221	}	269	}
222		270
223	static unsigned int get_nthreads ()	271	static unsigned int get_nthreads (void)
224	{	272	{
225	unsigned int retval;	273	unsigned int retval;
226		274
227	LOCK (wrklock);	275	X_LOCK (wrklock);
228	retval = started;	276	retval = started;
229	UNLOCK (wrklock);	277	X_UNLOCK (wrklock);
230		278
231	return retval;	279	return retval;
232	}	280	}
233		281
234	#else	282	#else
…		…
243	* a somewhat faster data structure might be nice, but	291	* a somewhat faster data structure might be nice, but
244	* with 8 priorities this actually needs <20 insns	292	* with 8 priorities this actually needs <20 insns
245	* per shift, the most expensive operation.	293	* per shift, the most expensive operation.
246	*/	294	*/
247	typedef struct {	295	typedef struct {
248	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	296	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
249	int size;	297	int size;
250	} reqq;	298	} reqq;
251		299
252	static reqq req_queue;	300	static reqq req_queue;
253	static reqq res_queue;	301	static reqq res_queue;
254		302
255	int reqq_push (reqq *q, aio_req req)	303	int reqq_push (reqq *q, bdb_req req)
256	{	304	{
257	int pri = req->pri;	305	int pri = req->pri;
258	req->next = 0;	306	req->next = 0;
259		307
260	if (q->qe[pri])	308	if (q->qe[pri])
…		…
266	q->qe[pri] = q->qs[pri] = req;	314	q->qe[pri] = q->qs[pri] = req;
267		315
268	return q->size++;	316	return q->size++;
269	}	317	}
270		318
271	aio_req reqq_shift (reqq *q)	319	bdb_req reqq_shift (reqq *q)
272	{	320	{
273	int pri;	321	int pri;
274		322
275	if (!q->size)	323	if (!q->size)
276	return 0;	324	return 0;
277		325
278	--q->size;	326	--q->size;
279		327
280	for (pri = NUM_PRI; pri--; )	328	for (pri = NUM_PRI; pri--; )
281	{	329	{
282	aio_req req = q->qs[pri];	330	bdb_req req = q->qs[pri];
283		331
284	if (req)	332	if (req)
285	{	333	{
286	if (!(q->qs[pri] = req->next))	334	if (!(q->qs[pri] = req->next))
287	q->qe[pri] = 0;	335	q->qe[pri] = 0;
…		…
291	}	339	}
292		340
293	abort ();	341	abort ();
294	}	342	}
295		343
296	static int poll_cb ();	344	static int poll_cb (void);
297	static void req_free (aio_req req);	345	static void req_free (bdb_req req);
298	static void req_cancel (aio_req req);	346	static void req_cancel (bdb_req req);
299		347
300	static int req_invoke (aio_req req)	348	static int req_invoke (bdb_req req)
301	{	349	{
302	dSP;	350	dSP;
303		351
304	if (SvOK (req->callback))	352	if (req->callback)
305	{	353	{
306	ENTER;	354	ENTER;
307	SAVETMPS;	355	SAVETMPS;
308	PUSHMARK (SP);	356	PUSHMARK (SP);
309		357
…		…
323	dbt_to_sv (req->sv1, &req->dbt1);	371	dbt_to_sv (req->sv1, &req->dbt1);
324	dbt_to_sv (req->sv2, &req->dbt2);	372	dbt_to_sv (req->sv2, &req->dbt2);
325	dbt_to_sv (req->sv3, &req->dbt3);	373	dbt_to_sv (req->sv3, &req->dbt3);
326	break;	374	break;
327		375
		376	case REQ_DB_PUT:
		377	case REQ_C_PUT:
		378	dbt_to_sv (0, &req->dbt1);
		379	dbt_to_sv (0, &req->dbt2);
		380	break;
		381
328	case REQ_DB_KEY_RANGE:	382	case REQ_DB_KEY_RANGE:
329	{	383	{
330	AV *av = newAV ();	384	AV *av = newAV ();
331		385
332	av_push (av, newSVnv (req->key_range.less));	386	av_push (av, newSVnv (req->key_range.less));
…		…
337	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));	391	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
338	SvREFCNT_dec (req->sv1);	392	SvREFCNT_dec (req->sv1);
339	}	393	}
340	break;	394	break;
341		395
		396	#if DB_VERSION_MINOR >= 3
342	case REQ_SEQ_GET:	397	case REQ_SEQ_GET:
343	SvREADONLY_off (req->sv1);	398	SvREADONLY_off (req->sv1);
344		399
345	if (sizeof (IV) > 4)	400	if (sizeof (IV) > 4)
346	sv_setiv_mg (req->sv1, req->seq_t);	401	sv_setiv_mg (req->sv1, (IV)req->seq_t);
347	else	402	else
348	sv_setnv_mg (req->sv1, req->seq_t);	403	sv_setnv_mg (req->sv1, (NV)req->seq_t);
349		404
350	SvREFCNT_dec (req->sv1);	405	SvREFCNT_dec (req->sv1);
351	break;	406	break;
		407	#endif
352	}	408	}
353		409
354	errno = req->result;	410	errno = req->result;
355		411
356	PUTBACK;	412	PUTBACK;
…		…
362	}	418	}
363		419
364	return !SvTRUE (ERRSV);	420	return !SvTRUE (ERRSV);
365	}	421	}
366		422
367	static void req_free (aio_req req)	423	static void req_free (bdb_req req)
368	{	424	{
		425	SvREFCNT_dec (req->callback);
		426
369	free (req->buf1);	427	free (req->buf1);
370	free (req->buf2);	428	free (req->buf2);
		429	free (req->buf3);
		430
371	Safefree (req);	431	Safefree (req);
372	}	432	}
373		433
374	static void *aio_proc (void *arg);	434	#ifdef USE_SOCKETS_AS_HANDLES
		435	# define TO_SOCKET(x) (win32_get_osfhandle (x))
		436	#else
		437	# define TO_SOCKET(x) (x)
		438	#endif
		439
		440	static void
		441	create_respipe (void)
		442	{
		443	#ifdef _WIN32
		444	int arg; /* argg */
		445	#endif
		446	int old_readfd = respipe [0];
		447
		448	if (respipe [1] >= 0)
		449	respipe_close (TO_SOCKET (respipe [1]));
		450
		451	#ifdef _WIN32
		452	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
		453	#else
		454	if (pipe (respipe))
		455	#endif
		456	croak ("unable to initialize result pipe");
		457
		458	if (old_readfd >= 0)
		459	{
		460	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		461	croak ("unable to initialize result pipe(2)");
		462
		463	respipe_close (respipe [0]);
		464	respipe [0] = old_readfd;
		465	}
		466
		467	#ifdef _WIN32
		468	arg = 1;
		469	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		470	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		471	#else
		472	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		473	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		474	#endif
		475	croak ("unable to initialize result pipe(3)");
		476
		477	respipe_osf [0] = TO_SOCKET (respipe [0]);
		478	respipe_osf [1] = TO_SOCKET (respipe [1]);
		479	}
		480
		481	X_THREAD_PROC (bdb_proc);
375		482
376	static void start_thread (void)	483	static void start_thread (void)
377	{	484	{
378	sigset_t fullsigset, oldsigset;
379	pthread_attr_t attr;
380
381	worker *wrk = calloc (1, sizeof (worker));	485	worker *wrk = calloc (1, sizeof (worker));
382		486
383	if (!wrk)	487	if (!wrk)
384	croak ("unable to allocate worker thread data");	488	croak ("unable to allocate worker thread data");
385		489
386	pthread_attr_init (&attr);
387	pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
388	#ifdef PTHREAD_SCOPE_PROCESS
389	pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
390	#endif
391
392	sigfillset (&fullsigset);
393
394	LOCK (wrklock);	490	X_LOCK (wrklock);
395	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
396
397	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	491	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
398	{	492	{
399	wrk->prev = &wrk_first;	493	wrk->prev = &wrk_first;
400	wrk->next = wrk_first.next;	494	wrk->next = wrk_first.next;
401	wrk_first.next->prev = wrk;	495	wrk_first.next->prev = wrk;
402	wrk_first.next = wrk;	496	wrk_first.next = wrk;
403	++started;	497	++started;
404	}	498	}
405	else	499	else
406	free (wrk);	500	free (wrk);
407		501
408	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
409	UNLOCK (wrklock);	502	X_UNLOCK (wrklock);
410	}	503	}
411		504
412	static void maybe_start_thread ()	505	static void maybe_start_thread (void)
413	{	506	{
414	if (get_nthreads () >= wanted)	507	if (get_nthreads () >= wanted)
415	return;	508	return;
416		509
417	/* todo: maybe use idle here, but might be less exact */	510	/* todo: maybe use idle here, but might be less exact */
…		…
419	return;	512	return;
420		513
421	start_thread ();	514	start_thread ();
422	}	515	}
423		516
424	static void req_send (aio_req req)	517	static void req_send (bdb_req req)
425	{	518	{
426	SV *wait_callback = 0;	519	SV *wait_callback = 0;
427		520
		521	if (on_next_submit)
		522	{
		523	dSP;
		524	SV *cb = sv_2mortal (on_next_submit);
		525
		526	on_next_submit = 0;
		527
		528	PUSHMARK (SP);
		529	PUTBACK;
		530	call_sv (cb, G_DISCARD | G_EVAL);
		531	}
		532
428	// synthesize callback if none given	533	// synthesize callback if none given
429	if (!SvOK (req->callback))	534	if (!req->callback)
430	{	535	{
		536	int count;
		537
431	dSP;	538	dSP;
432	PUSHMARK (SP);	539	PUSHMARK (SP);
433	PUTBACK;	540	PUTBACK;
434	int count = call_sv (prepare_cb, G_ARRAY);	541	count = call_sv (prepare_cb, G_ARRAY);
435	SPAGAIN;	542	SPAGAIN;
436		543
437	if (count != 2)	544	if (count != 2)
438	croak ("prepare callback must return exactly two values\n");	545	croak ("prepare callback must return exactly two values\n");
439		546
440	wait_callback = SvREFCNT_inc (POPs);	547	wait_callback = POPs;
441	SvREFCNT_dec (req->callback);	548	SvREFCNT_dec (req->callback);
442	req->callback = SvREFCNT_inc (POPs);	549	req->callback = SvREFCNT_inc (POPs);
443	}	550	}
444		551
445	++nreqs;	552	++nreqs;
446		553
447	LOCK (reqlock);	554	X_LOCK (reqlock);
448	++nready;	555	++nready;
449	reqq_push (&req_queue, req);	556	reqq_push (&req_queue, req);
450	pthread_cond_signal (&reqwait);	557	X_COND_SIGNAL (reqwait);
451	UNLOCK (reqlock);	558	X_UNLOCK (reqlock);
452		559
453	maybe_start_thread ();	560	maybe_start_thread ();
454		561
455	if (wait_callback)	562	if (wait_callback)
456	{	563	{
457	dSP;	564	dSP;
458	PUSHMARK (SP);	565	PUSHMARK (SP);
459	PUTBACK;	566	PUTBACK;
460	call_sv (wait_callback, G_DISCARD);	567	call_sv (wait_callback, G_DISCARD);
461	SvREFCNT_dec (wait_callback);
462	}	568	}
463	}	569	}
464		570
465	static void end_thread (void)	571	static void end_thread (void)
466	{	572	{
467	aio_req req;	573	bdb_req req;
468		574
469	Newz (0, req, 1, aio_cb);	575	Newz (0, req, 1, bdb_cb);
470		576
471	req->type = REQ_QUIT;	577	req->type = REQ_QUIT;
472	req->pri = PRI_MAX + PRI_BIAS;	578	req->pri = PRI_MAX + PRI_BIAS;
473		579
474	LOCK (reqlock);	580	X_LOCK (reqlock);
475	reqq_push (&req_queue, req);	581	reqq_push (&req_queue, req);
476	pthread_cond_signal (&reqwait);	582	X_COND_SIGNAL (reqwait);
477	UNLOCK (reqlock);	583	X_UNLOCK (reqlock);
478		584
479	LOCK (wrklock);	585	X_LOCK (wrklock);
480	--started;	586	--started;
481	UNLOCK (wrklock);	587	X_UNLOCK (wrklock);
482	}	588	}
483		589
484	static void set_max_idle (int nthreads)	590	static void set_max_idle (int nthreads)
485	{	591	{
486	if (WORDACCESS_UNSAFE) LOCK (reqlock);	592	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
487	max_idle = nthreads <= 0 ? 1 : nthreads;	593	max_idle = nthreads <= 0 ? 1 : nthreads;
488	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	594	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
489	}	595	}
490		596
491	static void min_parallel (int nthreads)	597	static void min_parallel (int nthreads)
492	{	598	{
493	if (wanted < nthreads)	599	if (wanted < nthreads)
…		…
501		607
502	while (started > wanted)	608	while (started > wanted)
503	end_thread ();	609	end_thread ();
504	}	610	}
505		611
506	static void poll_wait ()	612	static void poll_wait (void)
507	{	613	{
508	fd_set rfd;	614	fd_set rfd;
509		615
510	while (nreqs)	616	while (nreqs)
511	{	617	{
512	int size;	618	int size;
513	if (WORDACCESS_UNSAFE) LOCK (reslock);	619	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
514	size = res_queue.size;	620	size = res_queue.size;
515	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	621	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
516		622
517	if (size)	623	if (size)
518	return;	624	return;
519		625
520	maybe_start_thread ();	626	maybe_start_thread ();
521		627
522	FD_ZERO(&rfd);	628	FD_ZERO (&rfd);
523	FD_SET(respipe [0], &rfd);	629	FD_SET (respipe [0], &rfd);
524		630
525	select (respipe [0] + 1, &rfd, 0, 0, 0);	631	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
526	}	632	}
527	}	633	}
528		634
529	static int poll_cb ()	635	static int poll_cb (void)
530	{	636	{
531	dSP;	637	dSP;
532	int count = 0;	638	int count = 0;
533	int maxreqs = max_poll_reqs;	639	int maxreqs = max_poll_reqs;
534	int do_croak = 0;	640	int do_croak = 0;
535	struct timeval tv_start, tv_now;	641	struct timeval tv_start, tv_now;
536	aio_req req;	642	bdb_req req;
537		643
538	if (max_poll_time)	644	if (max_poll_time)
539	gettimeofday (&tv_start, 0);	645	gettimeofday (&tv_start, 0);
540		646
541	for (;;)	647	for (;;)
542	{	648	{
543	for (;;)	649	for (;;)
544	{	650	{
545	maybe_start_thread ();	651	maybe_start_thread ();
546		652
547	LOCK (reslock);	653	X_LOCK (reslock);
548	req = reqq_shift (&res_queue);	654	req = reqq_shift (&res_queue);
549		655
550	if (req)	656	if (req)
551	{	657	{
552	--npending;	658	--npending;
553		659
554	if (!res_queue.size)	660	if (!res_queue.size)
555	{	661	{
556	/* read any signals sent by the worker threads */	662	/* read any signals sent by the worker threads */
557	char buf [4];	663	char buf [4];
558	while (read (respipe [0], buf, 4) == 4)	664	while (respipe_read (respipe [0], buf, 4) == 4)
559	;	665	;
560	}	666	}
561	}	667	}
562		668
563	UNLOCK (reslock);	669	X_UNLOCK (reslock);
564		670
565	if (!req)	671	if (!req)
566	break;	672	break;
567		673
568	--nreqs;	674	--nreqs;
…		…
598	}	704	}
599		705
600	return count;	706	return count;
601	}	707	}
602		708
603	static void create_pipe ()
604	{
605	if (pipe (respipe))
606	croak ("unable to initialize result pipe");
607
608	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
609	croak ("cannot set result pipe to nonblocking mode");
610
611	if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
612	croak ("cannot set result pipe to nonblocking mode");
613	}
614
615	/*****************************************************************************/	709	/*****************************************************************************/
616		710
617	static void *aio_proc (void *thr_arg)	711	X_THREAD_PROC (bdb_proc)
618	{	712	{
619	aio_req req;	713	bdb_req req;
620	struct timespec ts;	714	struct timespec ts;
621	worker *self = (worker *)thr_arg;	715	worker *self = (worker *)thr_arg;
622		716
623	/* try to distribute timeouts somewhat evenly */	717	/* try to distribute timeouts somewhat evenly */
624	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	718	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
625	* (1000000000UL / 1024UL);
626		719
627	for (;;)	720	for (;;)
628	{	721	{
629	ts.tv_sec = time (0) + IDLE_TIMEOUT;	722	ts.tv_sec = time (0) + IDLE_TIMEOUT;
630		723
631	LOCK (reqlock);	724	X_LOCK (reqlock);
632		725
633	for (;;)	726	for (;;)
634	{	727	{
635	self->req = req = reqq_shift (&req_queue);	728	self->req = req = reqq_shift (&req_queue);
636		729
637	if (req)	730	if (req)
638	break;	731	break;
639		732
640	++idle;	733	++idle;
641		734
642	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	735	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
643	== ETIMEDOUT)	736	== ETIMEDOUT)
644	{	737	{
645	if (idle > max_idle)	738	if (idle > max_idle)
646	{	739	{
647	--idle;	740	--idle;
648	UNLOCK (reqlock);	741	X_UNLOCK (reqlock);
649	LOCK (wrklock);	742	X_LOCK (wrklock);
650	--started;	743	--started;
651	UNLOCK (wrklock);	744	X_UNLOCK (wrklock);
652	goto quit;	745	goto quit;
653	}	746	}
654		747
655	/* we are allowed to idle, so do so without any timeout */	748	/* we are allowed to idle, so do so without any timeout */
656	pthread_cond_wait (&reqwait, &reqlock);	749	X_COND_WAIT (reqwait, reqlock);
657	ts.tv_sec = time (0) + IDLE_TIMEOUT;	750	ts.tv_sec = time (0) + IDLE_TIMEOUT;
658	}	751	}
659		752
660	--idle;	753	--idle;
661	}	754	}
662		755
663	--nready;	756	--nready;
664		757
665	UNLOCK (reqlock);	758	X_UNLOCK (reqlock);
666		759
667	switch (req->type)	760	switch (req->type)
668	{	761	{
669	case REQ_QUIT:	762	case REQ_QUIT:
		763	req->result = ENOSYS;
670	goto quit;	764	goto quit;
671		765
672	case REQ_ENV_OPEN:	766	case REQ_ENV_OPEN:
673	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);	767	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
674	break;	768	break;
…		…
691		785
692	case REQ_ENV_MEMP_TRICKLE:	786	case REQ_ENV_MEMP_TRICKLE:
693	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);	787	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
694	break;	788	break;
695		789
		790	case REQ_ENV_DBREMOVE:
		791	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		792	break;
		793
		794	case REQ_ENV_DBRENAME:
		795	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		796	break;
		797
696	case REQ_DB_OPEN:	798	case REQ_DB_OPEN:
697	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	799	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
698	break;	800	break;
699		801
700	case REQ_DB_CLOSE:	802	case REQ_DB_CLOSE:
701	req->result = req->db->close (req->db, req->uint1);	803	req->result = req->db->close (req->db, req->uint1);
702	break;	804	break;
703		805
		806	#if DB_VERSION_MINOR >= 4
704	case REQ_DB_COMPACT:	807	case REQ_DB_COMPACT:
705	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);	808	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
706	break;	809	break;
		810	#endif
707		811
708	case REQ_DB_SYNC:	812	case REQ_DB_SYNC:
709	req->result = req->db->sync (req->db, req->uint1);	813	req->result = req->db->sync (req->db, req->uint1);
710	break;	814	break;
711		815
		816	case REQ_DB_UPGRADE:
		817	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		818	break;
		819
712	case REQ_DB_PUT:	820	case REQ_DB_PUT:
713	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	821	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
714	break;	822	break;
715		823
		824	#if DB_VERSION_MINOR >= 6
		825	case REQ_DB_EXISTS:
		826	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		827	break;
		828	#endif
716	case REQ_DB_GET:	829	case REQ_DB_GET:
717	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);	830	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
718	break;	831	break;
719		832
720	case REQ_DB_PGET:	833	case REQ_DB_PGET:
…		…
733	req->result = req->txn->commit (req->txn, req->uint1);	846	req->result = req->txn->commit (req->txn, req->uint1);
734	break;	847	break;
735		848
736	case REQ_TXN_ABORT:	849	case REQ_TXN_ABORT:
737	req->result = req->txn->abort (req->txn);	850	req->result = req->txn->abort (req->txn);
		851	break;
		852
		853	case REQ_TXN_FINISH:
		854	if (req->txn->flags & TXN_DEADLOCK)
		855	{
		856	req->result = req->txn->abort (req->txn);
		857	if (!req->result)
		858	req->result = DB_LOCK_DEADLOCK;
		859	}
		860	else
		861	req->result = req->txn->commit (req->txn, req->uint1);
738	break;	862	break;
739		863
740	case REQ_C_CLOSE:	864	case REQ_C_CLOSE:
741	req->result = req->dbc->c_close (req->dbc);	865	req->result = req->dbc->c_close (req->dbc);
742	break;	866	break;
…		…
763		887
764	case REQ_C_DEL:	888	case REQ_C_DEL:
765	req->result = req->dbc->c_del (req->dbc, req->uint1);	889	req->result = req->dbc->c_del (req->dbc, req->uint1);
766	break;	890	break;
767		891
		892	#if DB_VERSION_MINOR >= 3
768	case REQ_SEQ_OPEN:	893	case REQ_SEQ_OPEN:
769	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);	894	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
770	break;	895	break;
771		896
772	case REQ_SEQ_CLOSE:	897	case REQ_SEQ_CLOSE:
…		…
778	break;	903	break;
779		904
780	case REQ_SEQ_REMOVE:	905	case REQ_SEQ_REMOVE:
781	req->result = req->seq->remove (req->seq, req->txn, req->uint1);	906	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
782	break;	907	break;
		908	#endif
783		909
784	default:	910	default:
785	req->result = ENOSYS;	911	req->result = ENOSYS;
786	break;	912	break;
787	}	913	}
788		914
		915	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		916	req->txn->flags |= TXN_DEADLOCK;
		917
789	LOCK (reslock);	918	X_LOCK (reslock);
790		919
791	++npending;	920	++npending;
792		921
793	if (!reqq_push (&res_queue, req))	922	if (!reqq_push (&res_queue, req))
794	/* write a dummy byte to the pipe so fh becomes ready */	923	/* write a dummy byte to the pipe so fh becomes ready */
795	write (respipe [1], &respipe, 1);	924	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
796		925
797	self->req = 0;	926	self->req = 0;
798	worker_clear (self);	927	worker_clear (self);
799		928
800	UNLOCK (reslock);	929	X_UNLOCK (reslock);
801	}	930	}
802		931
803	quit:	932	quit:
804	LOCK (wrklock);	933	X_LOCK (wrklock);
805	worker_free (self);	934	worker_free (self);
806	UNLOCK (wrklock);	935	X_UNLOCK (wrklock);
807		936
808	return 0;	937	return 0;
809	}	938	}
810		939
811	/*****************************************************************************/	940	/*****************************************************************************/
812		941
813	static void atfork_prepare (void)	942	static void atfork_prepare (void)
814	{	943	{
815	LOCK (wrklock);	944	X_LOCK (wrklock);
816	LOCK (reqlock);	945	X_LOCK (reqlock);
817	LOCK (reslock);	946	X_LOCK (reslock);
818	}	947	}
819		948
820	static void atfork_parent (void)	949	static void atfork_parent (void)
821	{	950	{
822	UNLOCK (reslock);	951	X_UNLOCK (reslock);
823	UNLOCK (reqlock);	952	X_UNLOCK (reqlock);
824	UNLOCK (wrklock);	953	X_UNLOCK (wrklock);
825	}	954	}
826		955
827	static void atfork_child (void)	956	static void atfork_child (void)
828	{	957	{
829	aio_req prv;	958	bdb_req prv;
830		959
831	while (prv = reqq_shift (&req_queue))	960	while (prv = reqq_shift (&req_queue))
832	req_free (prv);	961	req_free (prv);
833		962
834	while (prv = reqq_shift (&res_queue))	963	while (prv = reqq_shift (&res_queue))
…		…
849	idle = 0;	978	idle = 0;
850	nreqs = 0;	979	nreqs = 0;
851	nready = 0;	980	nready = 0;
852	npending = 0;	981	npending = 0;
853		982
854	close (respipe [0]);
855	close (respipe [1]);
856	create_pipe ();	983	create_respipe ();
857		984
858	atfork_parent ();	985	atfork_parent ();
859	}	986	}
860		987
861	#define dREQ(reqtype) \	988	#define dREQ(reqtype) \
862	aio_req req; \	989	bdb_req req; \
863	int req_pri = next_pri; \	990	int req_pri = next_pri; \
864	next_pri = DEFAULT_PRI + PRI_BIAS; \	991	next_pri = DEFAULT_PRI + PRI_BIAS; \
865	\	992	\
866	if (SvOK (callback) && !SvROK (callback)) \	993	if (callback && SvOK (callback)) \
867	croak ("callback must be undef or of reference type"); \	994	croak ("callback has illegal type or extra arguments"); \
868	\	995	\
869	Newz (0, req, 1, aio_cb); \	996	Newz (0, req, 1, bdb_cb); \
870	if (!req) \	997	if (!req) \
871	croak ("out of memory during aio_req allocation"); \	998	croak ("out of memory during bdb_req allocation"); \
872	\	999	\
873	req->callback = newSVsv (callback); \	1000	req->callback = cb ? SvREFCNT_inc (cb) : 0; \
874	req->type = (reqtype); \	1001	req->type = (reqtype); \
875	req->pri = req_pri	1002	req->pri = req_pri
876		1003
877	#define REQ_SEND \	1004	#define REQ_SEND \
878	req_send (req)	1005	req_send (req)
879		1006
880	#define SvPTR(var, arg, type, class, nullok) \	1007	#define SvPTR(var, arg, type, class, nullok) \
881	if (!SvOK (arg)) \	1008	if (!SvOK (arg)) \
882	{ \	1009	{ \
883	if (!nullok) \	1010	if (nullok != 1) \
884	croak (# var " must be a " # class " object, not undef"); \	1011	croak (# var " must be a " # class " object, not undef"); \
885	\	1012	\
886	(var) = 0; \	1013	(var) = 0; \
887	} \	1014	} \
888	else if (sv_derived_from ((arg), # class)) \	1015	else if (sv_derived_from ((arg), # class)) \
889	{ \	1016	{ \
890	IV tmp = SvIV ((SV*) SvRV (arg)); \	1017	IV tmp = SvIV ((SV*) SvRV (arg)); \
891	(var) = INT2PTR (type, tmp); \	1018	(var) = INT2PTR (type, tmp); \
892	if (!var) \	1019	if (!var && nullok != 2) \
893	croak (# var " is not a valid " # class " object anymore"); \	1020	croak (# var " is not a valid " # class " object anymore"); \
894	} \	1021	} \
895	else \	1022	else \
896	croak (# var " is not of type " # class); \	1023	croak (# var " is not of type " # class);
897	\
898		1024
899	static void	1025	static void
900	ptr_nuke (SV *sv)	1026	ptr_nuke (SV *sv)
901	{	1027	{
902	assert (SvROK (sv));	1028	assert (SvROK (sv));
903	sv_setiv (SvRV (sv), 0);	1029	sv_setiv (SvRV (sv), 0);
904	}	1030	}
		1031
		1032	static int
		1033	errno_get (pTHX_ SV *sv, MAGIC *mg)
		1034	{
		1035	if (*mg->mg_ptr == '!') // should always be the case
		1036	if (-30999 <= errno && errno <= -30800)
		1037	{
		1038	sv_setnv (sv, (NV)errno);
		1039	sv_setpv (sv, db_strerror (errno));
		1040	SvNOK_on (sv); /* what a wonderful hack! */
		1041	// ^^^ copied from perl sources
		1042	return 0;
		1043	}
		1044
		1045	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1046	}
		1047
		1048	static MGVTBL vtbl_errno;
		1049
		1050	// this wonderful hack :( patches perl's $! variable to support our errno values
		1051	static void
		1052	patch_errno (void)
		1053	{
		1054	SV *sv;
		1055	MAGIC *mg;
		1056
		1057	if (!(sv = get_sv ("!", 1)))
		1058	return;
		1059
		1060	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1061	return;
		1062
		1063	if (mg->mg_virtual != &PL_vtbl_sv)
		1064	return;
		1065
		1066	vtbl_errno = PL_vtbl_sv;
		1067	vtbl_errno.svt_get = errno_get;
		1068	mg->mg_virtual = &vtbl_errno;
		1069	}
		1070
		1071	#if __GNUC__ >= 4
		1072	# define noinline __attribute__ ((noinline))
		1073	#else
		1074	# define noinline
		1075	#endif
		1076
		1077	static noinline SV *
		1078	pop_callback (I32 *ritems, SV *sv)
		1079	{
		1080	if (SvROK (sv))
		1081	{
		1082	HV *st;
		1083	GV *gvp;
		1084	CV *cv;
		1085	const char *name;
		1086
		1087	/* forgive me */
		1088	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1089	&& (st = SvSTASH (SvRV (sv)))
		1090	&& (name = HvNAME_get (st))
		1091	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1092	return 0;
		1093
		1094	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1095	{
		1096	--*ritems;
		1097	return (SV *)cv;
		1098	}
		1099	}
		1100
		1101	return 0;
		1102	}
		1103
		1104	/* stupid windoes defined CALLBACK as well */
		1105	#undef CALLBACK
		1106	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
905		1107
906	MODULE = BDB PACKAGE = BDB	1108	MODULE = BDB PACKAGE = BDB
907		1109
908	PROTOTYPES: ENABLE	1110	PROTOTYPES: ENABLE
909		1111
…		…
925	const_iv (INIT_TXN)	1127	const_iv (INIT_TXN)
926	const_iv (RECOVER)	1128	const_iv (RECOVER)
927	const_iv (INIT_TXN)	1129	const_iv (INIT_TXN)
928	const_iv (RECOVER_FATAL)	1130	const_iv (RECOVER_FATAL)
929	const_iv (CREATE)	1131	const_iv (CREATE)
		1132	const_iv (RDONLY)
930	const_iv (USE_ENVIRON)	1133	const_iv (USE_ENVIRON)
931	const_iv (USE_ENVIRON_ROOT)	1134	const_iv (USE_ENVIRON_ROOT)
932	const_iv (LOCKDOWN)	1135	const_iv (LOCKDOWN)
933	const_iv (PRIVATE)	1136	const_iv (PRIVATE)
934	const_iv (REGISTER)
935	const_iv (SYSTEM_MEM)	1137	const_iv (SYSTEM_MEM)
936	const_iv (AUTO_COMMIT)	1138	const_iv (AUTO_COMMIT)
937	const_iv (CDB_ALLDB)	1139	const_iv (CDB_ALLDB)
938	const_iv (DIRECT_DB)	1140	const_iv (DIRECT_DB)
939	const_iv (DIRECT_LOG)
940	const_iv (DSYNC_DB)
941	const_iv (DSYNC_LOG)
942	const_iv (LOG_AUTOREMOVE)
943	const_iv (LOG_INMEMORY)
944	const_iv (NOLOCKING)	1141	const_iv (NOLOCKING)
945	const_iv (MULTIVERSION)
946	const_iv (NOMMAP)	1142	const_iv (NOMMAP)
947	const_iv (NOPANIC)	1143	const_iv (NOPANIC)
948	const_iv (OVERWRITE)	1144	const_iv (OVERWRITE)
949	const_iv (PANIC_ENVIRONMENT)	1145	const_iv (PANIC_ENVIRONMENT)
950	const_iv (REGION_INIT)	1146	const_iv (REGION_INIT)
951	const_iv (TIME_NOTGRANTED)	1147	const_iv (TIME_NOTGRANTED)
952	const_iv (TXN_NOSYNC)	1148	const_iv (TXN_NOSYNC)
953	const_iv (TXN_SNAPSHOT)	1149	const_iv (TXN_NOT_DURABLE)
954	const_iv (TXN_WRITE_NOSYNC)	1150	const_iv (TXN_WRITE_NOSYNC)
955	const_iv (WRITECURSOR)	1151	const_iv (WRITECURSOR)
956	const_iv (YIELDCPU)	1152	const_iv (YIELDCPU)
957	const_iv (ENCRYPT_AES)	1153	const_iv (ENCRYPT_AES)
958	const_iv (XA_CREATE)	1154	const_iv (XA_CREATE)
…		…
960	const_iv (HASH)	1156	const_iv (HASH)
961	const_iv (QUEUE)	1157	const_iv (QUEUE)
962	const_iv (RECNO)	1158	const_iv (RECNO)
963	const_iv (UNKNOWN)	1159	const_iv (UNKNOWN)
964	const_iv (EXCL)	1160	const_iv (EXCL)
965	const_iv (READ_COMMITTED)
966	const_iv (READ_UNCOMMITTED)
967	const_iv (TRUNCATE)	1161	const_iv (TRUNCATE)
968	const_iv (NOSYNC)	1162	const_iv (NOSYNC)
969	const_iv (CHKSUM)	1163	const_iv (CHKSUM)
970	const_iv (ENCRYPT)	1164	const_iv (ENCRYPT)
971	const_iv (TXN_NOT_DURABLE)
972	const_iv (DUP)	1165	const_iv (DUP)
973	const_iv (DUPSORT)	1166	const_iv (DUPSORT)
974	const_iv (RECNUM)	1167	const_iv (RECNUM)
975	const_iv (RENUMBER)	1168	const_iv (RENUMBER)
976	const_iv (REVSPLITOFF)	1169	const_iv (REVSPLITOFF)
977	const_iv (INORDER)
978	const_iv (CONSUME)	1170	const_iv (CONSUME)
979	const_iv (CONSUME_WAIT)	1171	const_iv (CONSUME_WAIT)
980	const_iv (GET_BOTH)	1172	const_iv (GET_BOTH)
981	const_iv (GET_BOTH_RANGE)	1173	const_iv (GET_BOTH_RANGE)
982	//const_iv (SET_RECNO)	1174	//const_iv (SET_RECNO)
983	//const_iv (MULTIPLE)	1175	//const_iv (MULTIPLE)
984	const_iv (SNAPSHOT)	1176	const_iv (SNAPSHOT)
985	const_iv (JOIN_ITEM)	1177	const_iv (JOIN_ITEM)
		1178	const_iv (JOIN_NOSORT)
986	const_iv (RMW)	1179	const_iv (RMW)
987		1180
988	const_iv (NOTFOUND)	1181	const_iv (NOTFOUND)
989	const_iv (KEYEMPTY)	1182	const_iv (KEYEMPTY)
990	const_iv (LOCK_DEADLOCK)	1183	const_iv (LOCK_DEADLOCK)
991	const_iv (LOCK_NOTGRANTED)	1184	const_iv (LOCK_NOTGRANTED)
992	const_iv (RUNRECOVERY)	1185	const_iv (RUNRECOVERY)
993	const_iv (OLD_VERSION)	1186	const_iv (OLD_VERSION)
994	const_iv (REP_HANDLE_DEAD)	1187	const_iv (REP_HANDLE_DEAD)
995	const_iv (REP_LOCKOUT)
996	const_iv (SECONDARY_BAD)	1188	const_iv (SECONDARY_BAD)
997
998	const_iv (FREE_SPACE)
999	const_iv (FREELIST_ONLY)
1000		1189
1001	const_iv (APPEND)	1190	const_iv (APPEND)
1002	const_iv (NODUPDATA)	1191	const_iv (NODUPDATA)
1003	const_iv (NOOVERWRITE)	1192	const_iv (NOOVERWRITE)
1004		1193
1005	const_iv (TXN_NOWAIT)	1194	const_iv (TXN_NOWAIT)
1006	const_iv (TXN_SNAPSHOT)
1007	const_iv (TXN_SYNC)	1195	const_iv (TXN_SYNC)
1008		1196
1009	const_iv (SET_LOCK_TIMEOUT)	1197	const_iv (SET_LOCK_TIMEOUT)
1010	const_iv (SET_TXN_TIMEOUT)	1198	const_iv (SET_TXN_TIMEOUT)
1011		1199
1012	const_iv (JOIN_ITEM)
1013	const_iv (FIRST)	1200	const_iv (FIRST)
1014	const_iv (NEXT)	1201	const_iv (NEXT)
1015	const_iv (NEXT_DUP)	1202	const_iv (NEXT_DUP)
1016	const_iv (NEXT_NODUP)	1203	const_iv (NEXT_NODUP)
1017	const_iv (PREV)	1204	const_iv (PREV)
…		…
1029	const_iv (FORCE)	1216	const_iv (FORCE)
1030		1217
1031	const_iv (LOCK_DEFAULT)	1218	const_iv (LOCK_DEFAULT)
1032	const_iv (LOCK_EXPIRE)	1219	const_iv (LOCK_EXPIRE)
1033	const_iv (LOCK_MAXLOCKS)	1220	const_iv (LOCK_MAXLOCKS)
1034	const_iv (LOCK_MAXWRITE)
1035	const_iv (LOCK_MINLOCKS)	1221	const_iv (LOCK_MINLOCKS)
1036	const_iv (LOCK_MINWRITE)	1222	const_iv (LOCK_MINWRITE)
1037	const_iv (LOCK_OLDEST)	1223	const_iv (LOCK_OLDEST)
1038	const_iv (LOCK_RANDOM)	1224	const_iv (LOCK_RANDOM)
1039	const_iv (LOCK_YOUNGEST)	1225	const_iv (LOCK_YOUNGEST)
1040		1226
		1227	const_iv (DONOTINDEX)
		1228	const_iv (KEYEMPTY )
		1229	const_iv (KEYEXIST )
		1230	const_iv (LOCK_DEADLOCK)
		1231	const_iv (LOCK_NOTGRANTED)
		1232	const_iv (NOSERVER)
		1233	const_iv (NOSERVER_HOME)
		1234	const_iv (NOSERVER_ID)
		1235	const_iv (NOTFOUND)
		1236	const_iv (PAGE_NOTFOUND)
		1237	const_iv (REP_DUPMASTER)
		1238	const_iv (REP_HANDLE_DEAD)
		1239	const_iv (REP_HOLDELECTION)
		1240	const_iv (REP_ISPERM)
		1241	const_iv (REP_NEWMASTER)
		1242	const_iv (REP_NEWSITE)
		1243	const_iv (REP_NOTPERM)
		1244	const_iv (REP_UNAVAIL)
		1245	const_iv (RUNRECOVERY)
		1246	const_iv (SECONDARY_BAD)
		1247	const_iv (VERIFY_BAD)
		1248
		1249	const_iv (VERB_DEADLOCK)
		1250	const_iv (VERB_RECOVERY)
		1251	const_iv (VERB_REPLICATION)
		1252	const_iv (VERB_WAITSFOR)
		1253
		1254	const_iv (VERSION_MAJOR)
		1255	const_iv (VERSION_MINOR)
		1256	const_iv (VERSION_PATCH)
		1257	#if DB_VERSION_MINOR >= 3
		1258	const_iv (INORDER)
		1259	const_iv (LOCK_MAXWRITE)
1041	const_iv (SEQ_DEC)	1260	const_iv (SEQ_DEC)
1042	const_iv (SEQ_INC)	1261	const_iv (SEQ_INC)
1043	const_iv (SEQ_WRAP)	1262	const_iv (SEQ_WRAP)
		1263	const_iv (BUFFER_SMALL)
		1264	const_iv (LOG_BUFFER_FULL)
		1265	const_iv (VERSION_MISMATCH)
		1266	#endif
		1267	#if DB_VERSION_MINOR >= 4
		1268	const_iv (REGISTER)
		1269	const_iv (DSYNC_DB)
		1270	const_iv (READ_COMMITTED)
		1271	const_iv (READ_UNCOMMITTED)
		1272	const_iv (REP_IGNORE)
		1273	const_iv (REP_LOCKOUT)
		1274	const_iv (REP_JOIN_FAILURE)
		1275	const_iv (FREE_SPACE)
		1276	const_iv (FREELIST_ONLY)
		1277	const_iv (VERB_REGISTER)
		1278	#endif
		1279	#if DB_VERSION_MINOR >= 5
		1280	const_iv (MULTIVERSION)
		1281	const_iv (TXN_SNAPSHOT)
		1282	#endif
		1283	#if DB_VERSION_MINOR >= 6
		1284	const_iv (PREV_DUP)
		1285	const_iv (PRIORITY_UNCHANGED)
		1286	const_iv (PRIORITY_VERY_LOW)
		1287	const_iv (PRIORITY_LOW)
		1288	const_iv (PRIORITY_DEFAULT)
		1289	const_iv (PRIORITY_HIGH)
		1290	const_iv (PRIORITY_VERY_HIGH)
		1291	#endif
		1292	#if DB_VERSION_MINOR >= 7
		1293	const_iv (LOG_DIRECT)
		1294	const_iv (LOG_DSYNC)
		1295	const_iv (LOG_AUTO_REMOVE)
		1296	const_iv (LOG_IN_MEMORY)
		1297	const_iv (LOG_ZERO)
		1298	#else
		1299	const_iv (DIRECT_LOG)
		1300	const_iv (LOG_AUTOREMOVE)
		1301	# if DB_VERSION_MINOR >= 3
		1302	const_iv (DSYNC_LOG)
		1303	const_iv (LOG_INMEMORY)
		1304	# endif
		1305	#endif
1044	};	1306	};
1045		1307
1046	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1308	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1047	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1309	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1048		1310
1049	create_pipe ();	1311	{
		1312	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1313	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1314
		1315	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1316	}
		1317
		1318	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1319
		1320	create_respipe ();
		1321
1050	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	1322	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		1323	patch_errno ();
1051	}	1324	}
1052		1325
1053	void	1326	void
1054	max_poll_reqs (int nreqs)	1327	max_poll_reqs (int nreqs)
1055	PROTOTYPE: $	1328	PROTOTYPE: $
…		…
1174		1447
1175	int	1448	int
1176	nthreads ()	1449	nthreads ()
1177	PROTOTYPE:	1450	PROTOTYPE:
1178	CODE:	1451	CODE:
1179	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1452	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1180	RETVAL = started;	1453	RETVAL = started;
1181	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1454	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1182	OUTPUT:	1455	OUTPUT:
1183	RETVAL	1456	RETVAL
1184		1457
1185	void	1458	void
1186	set_sync_prepare (SV *cb)	1459	set_sync_prepare (SV *cb)
1187	PROTOTYPE: &	1460	PROTOTYPE: &
1188	CODE:	1461	CODE:
1189	SvREFCNT_dec (prepare_cb);	1462	SvREFCNT_dec (prepare_cb);
1190	prepare_cb = newSVsv (cb);	1463	prepare_cb = newSVsv (cb);
1191		1464
		1465	char *
		1466	strerror (int errorno = errno)
		1467	PROTOTYPE: ;$
		1468	CODE:
		1469	RETVAL = db_strerror (errorno);
		1470	OUTPUT:
		1471	RETVAL
		1472
		1473	void _on_next_submit (SV *cb)
		1474	CODE:
		1475	SvREFCNT_dec (on_next_submit);
		1476	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1192		1477
1193	DB_ENV *	1478	DB_ENV *
1194	db_env_create (U32 env_flags = 0)	1479	db_env_create (U32 env_flags = 0)
1195	CODE:	1480	CODE:
1196	{	1481	{
1197	errno = db_env_create (&RETVAL, env_flags);	1482	errno = db_env_create (&RETVAL, env_flags);
1198	if (errno)	1483	if (errno)
1199	croak ("db_env_create: %s", db_strerror (errno));	1484	croak ("db_env_create: %s", db_strerror (errno));
		1485
		1486	if (0)
		1487	{
		1488	RETVAL->set_errcall (RETVAL, debug_errcall);
		1489	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1490	}
1200	}	1491	}
1201	OUTPUT:	1492	OUTPUT:
1202	RETVAL	1493	RETVAL
1203		1494
1204	void	1495	void
1205	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)	1496	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
		1497	PREINIT:
		1498	CALLBACK
1206	CODE:	1499	CODE:
1207	{	1500	{
1208	env->set_thread_count (env, get_nthreads ());
1209
1210	dREQ (REQ_ENV_OPEN);	1501	dREQ (REQ_ENV_OPEN);
1211	req->env = env;	1502	req->env = env;
1212	req->uint1 = open_flags | DB_THREAD;	1503	req->uint1 = open_flags | DB_THREAD;
1213	req->int1 = mode;	1504	req->int1 = mode;
1214	req->buf1 = strdup_ornull (db_home);	1505	req->buf1 = strdup_ornull (db_home);
1215	REQ_SEND;	1506	REQ_SEND;
1216	}	1507	}
1217		1508
1218	void	1509	void
1219	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef)	1510	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
		1511	PREINIT:
		1512	CALLBACK
1220	CODE:	1513	CODE:
1221	{	1514	{
1222	dREQ (REQ_ENV_CLOSE);	1515	dREQ (REQ_ENV_CLOSE);
1223	req->env = env;	1516	req->env = env;
1224	req->uint1 = flags;	1517	req->uint1 = flags;
1225	REQ_SEND;	1518	REQ_SEND;
1226	ptr_nuke (ST (0));	1519	ptr_nuke (ST (0));
1227	}	1520	}
1228		1521
1229	void	1522	void
1230	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1523	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
		1524	PREINIT:
		1525	CALLBACK
1231	CODE:	1526	CODE:
1232	{	1527	{
1233	dREQ (REQ_ENV_TXN_CHECKPOINT);	1528	dREQ (REQ_ENV_TXN_CHECKPOINT);
1234	req->env = env;	1529	req->env = env;
1235	req->uint1 = kbyte;	1530	req->uint1 = kbyte;
…		…
1237	req->uint2 = flags;	1532	req->uint2 = flags;
1238	REQ_SEND;	1533	REQ_SEND;
1239	}	1534	}
1240		1535
1241	void	1536	void
1242	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef)	1537	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
		1538	PREINIT:
		1539	CALLBACK
1243	CODE:	1540	CODE:
1244	{	1541	{
1245	dREQ (REQ_ENV_LOCK_DETECT);	1542	dREQ (REQ_ENV_LOCK_DETECT);
1246	req->env = env;	1543	req->env = env;
1247	req->uint1 = flags;	1544	req->uint1 = flags;
1248	req->uint2 = atype;	1545	req->uint2 = atype;
		1546	/* req->int2 = 0; dummy */
1249	REQ_SEND;	1547	REQ_SEND;
1250	}	1548	}
1251		1549
1252	void	1550	void
1253	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)	1551	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
		1552	PREINIT:
		1553	CALLBACK
1254	CODE:	1554	CODE:
1255	{	1555	{
1256	dREQ (REQ_ENV_MEMP_SYNC);	1556	dREQ (REQ_ENV_MEMP_SYNC);
1257	req->env = env;	1557	req->env = env;
1258	REQ_SEND;	1558	REQ_SEND;
1259	}	1559	}
1260		1560
1261	void	1561	void
1262	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)	1562	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
		1563	PREINIT:
		1564	CALLBACK
1263	CODE:	1565	CODE:
1264	{	1566	{
1265	dREQ (REQ_ENV_MEMP_TRICKLE);	1567	dREQ (REQ_ENV_MEMP_TRICKLE);
1266	req->env = env;	1568	req->env = env;
1267	req->int1 = percent;	1569	req->int1 = percent;
1268	REQ_SEND;	1570	REQ_SEND;
1269	}	1571	}
1270		1572
		1573	void
		1574	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1575	PREINIT:
		1576	CALLBACK
		1577	CODE:
		1578	{
		1579	dREQ (REQ_ENV_DBREMOVE);
		1580	req->env = env;
		1581	req->buf1 = strdup_ornull (file);
		1582	req->buf2 = strdup_ornull (database);
		1583	req->uint1 = flags;
		1584	REQ_SEND;
		1585	}
		1586
		1587	void
		1588	db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)
		1589	PREINIT:
		1590	CALLBACK
		1591	CODE:
		1592	{
		1593	dREQ (REQ_ENV_DBRENAME);
		1594	req->env = env;
		1595	req->buf1 = strdup_ornull (file);
		1596	req->buf2 = strdup_ornull (database);
		1597	req->buf3 = strdup_ornull (newname);
		1598	req->uint1 = flags;
		1599	REQ_SEND;
		1600	}
1271		1601
1272	DB *	1602	DB *
1273	db_create (DB_ENV *env = 0, U32 flags = 0)	1603	db_create (DB_ENV *env = 0, U32 flags = 0)
1274	CODE:	1604	CODE:
1275	{	1605	{
…		…
1282	}	1612	}
1283	OUTPUT:	1613	OUTPUT:
1284	RETVAL	1614	RETVAL
1285		1615
1286	void	1616	void
1287	db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1617	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1618	PREINIT:
		1619	CALLBACK
1288	CODE:	1620	CODE:
1289	{	1621	{
1290	dREQ (REQ_DB_OPEN);	1622	dREQ (REQ_DB_OPEN);
1291	req->db = db;	1623	req->db = db;
1292	req->txn = txnid;	1624	req->txn = txnid;
…		…
1297	req->int2 = mode;	1629	req->int2 = mode;
1298	REQ_SEND;	1630	REQ_SEND;
1299	}	1631	}
1300		1632
1301	void	1633	void
1302	db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1634	db_close (DB *db, U32 flags = 0, SV *callback = 0)
		1635	PREINIT:
		1636	CALLBACK
1303	CODE:	1637	CODE:
1304	{	1638	{
1305	dREQ (REQ_DB_CLOSE);	1639	dREQ (REQ_DB_CLOSE);
1306	req->db = db;	1640	req->db = db;
1307	req->uint1 = flags;	1641	req->uint1 = flags;
1308	req->sv1 = (SV *)db->app_private;	1642	req->sv1 = (SV *)db->app_private;
1309	REQ_SEND;	1643	REQ_SEND;
1310	ptr_nuke (ST (0));	1644	ptr_nuke (ST (0));
1311	}	1645	}
1312		1646
		1647	#if DB_VERSION_MINOR >= 4
		1648
1313	void	1649	void
1314	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)	1650	db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = 0)
		1651	PREINIT:
		1652	CALLBACK
1315	CODE:	1653	CODE:
1316	{	1654	{
1317	dREQ (REQ_DB_COMPACT);	1655	dREQ (REQ_DB_COMPACT);
1318	req->db = db;	1656	req->db = db;
1319	req->txn = txn;	1657	req->txn = txn;
…		…
1321	sv_to_dbt (&req->dbt2, stop);	1659	sv_to_dbt (&req->dbt2, stop);
1322	req->uint1 = flags;	1660	req->uint1 = flags;
1323	REQ_SEND;	1661	REQ_SEND;
1324	}	1662	}
1325		1663
		1664	#endif
		1665
1326	void	1666	void
1327	db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1667	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
		1668	PREINIT:
		1669	CALLBACK
1328	CODE:	1670	CODE:
1329	{	1671	{
1330	dREQ (REQ_DB_SYNC);	1672	dREQ (REQ_DB_SYNC);
1331	req->db = db;	1673	req->db = db;
1332	req->uint1 = flags;	1674	req->uint1 = flags;
1333	REQ_SEND;	1675	REQ_SEND;
1334	}	1676	}
1335		1677
1336	void	1678	void
		1679	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
		1680	PREINIT:
		1681	CALLBACK
		1682	CODE:
		1683	{
		1684	dREQ (REQ_DB_SYNC);
		1685	req->db = db;
		1686	req->buf1 = strdup (file);
		1687	req->uint1 = flags;
		1688	REQ_SEND;
		1689	}
		1690
		1691	void
1337	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1692	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)
		1693	PREINIT:
		1694	CALLBACK
1338	CODE:	1695	CODE:
1339	{	1696	{
1340	dREQ (REQ_DB_KEY_RANGE);	1697	dREQ (REQ_DB_KEY_RANGE);
1341	req->db = db;	1698	req->db = db;
1342	req->txn = txn;	1699	req->txn = txn;
…		…
1345	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1702	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1346	REQ_SEND;	1703	REQ_SEND;
1347	}	1704	}
1348		1705
1349	void	1706	void
1350	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1707	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1708	PREINIT:
		1709	CALLBACK
1351	CODE:	1710	CODE:
1352	{	1711	{
1353	dREQ (REQ_DB_PUT);	1712	dREQ (REQ_DB_PUT);
1354	req->db = db;	1713	req->db = db;
1355	req->txn = txn;	1714	req->txn = txn;
…		…
1357	sv_to_dbt (&req->dbt2, data);	1716	sv_to_dbt (&req->dbt2, data);
1358	req->uint1 = flags;	1717	req->uint1 = flags;
1359	REQ_SEND;	1718	REQ_SEND;
1360	}	1719	}
1361		1720
		1721	#if DB_VERSION_MINOR >= 6
		1722
1362	void	1723	void
		1724	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1725	PREINIT:
		1726	CALLBACK
		1727	CODE:
		1728	{
		1729	dREQ (REQ_DB_EXISTS);
		1730	req->db = db;
		1731	req->txn = txn;
		1732	req->uint1 = flags;
		1733	sv_to_dbt (&req->dbt1, key);
		1734	REQ_SEND;
		1735	}
		1736
		1737	#endif
		1738
		1739	void
1363	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1740	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1741	PREINIT:
		1742	CALLBACK
1364	CODE:	1743	CODE:
		1744	if (SvREADONLY (data))
		1745	croak ("can't modify read-only data scalar in db_get");
1365	{	1746	{
1366	dREQ (REQ_DB_GET);	1747	dREQ (REQ_DB_GET);
1367	req->db = db;	1748	req->db = db;
1368	req->txn = txn;	1749	req->txn = txn;
1369	req->uint1 = flags;	1750	req->uint1 = flags;
…		…
1372	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1753	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1373	REQ_SEND;	1754	REQ_SEND;
1374	}	1755	}
1375		1756
1376	void	1757	void
1377	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1758	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1759	PREINIT:
		1760	CALLBACK
1378	CODE:	1761	CODE:
		1762	if (SvREADONLY (data))
		1763	croak ("can't modify read-only data scalar in db_pget");
1379	{	1764	{
1380	dREQ (REQ_DB_PGET);	1765	dREQ (REQ_DB_PGET);
1381	req->db = db;	1766	req->db = db;
1382	req->txn = txn;	1767	req->txn = txn;
1383	req->uint1 = flags;	1768	req->uint1 = flags;
…		…
1387	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1772	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1388	REQ_SEND;	1773	REQ_SEND;
1389	}	1774	}
1390		1775
1391	void	1776	void
1392	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1777	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1778	PREINIT:
		1779	CALLBACK
1393	CODE:	1780	CODE:
1394	{	1781	{
1395	dREQ (REQ_DB_DEL);	1782	dREQ (REQ_DB_DEL);
1396	req->db = db;	1783	req->db = db;
1397	req->txn = txn;	1784	req->txn = txn;
…		…
1399	sv_to_dbt (&req->dbt1, key);	1786	sv_to_dbt (&req->dbt1, key);
1400	REQ_SEND;	1787	REQ_SEND;
1401	}	1788	}
1402		1789
1403	void	1790	void
1404	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)	1791	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1792	PREINIT:
		1793	CALLBACK
1405	CODE:	1794	CODE:
1406	{	1795	{
1407	dREQ (REQ_TXN_COMMIT);	1796	dREQ (REQ_TXN_COMMIT);
1408	req->txn = txn;	1797	req->txn = txn;
1409	req->uint1 = flags;	1798	req->uint1 = flags;
1410	REQ_SEND;	1799	REQ_SEND;
1411	ptr_nuke (ST (0));	1800	ptr_nuke (ST (0));
1412	}	1801	}
1413		1802
1414	void	1803	void
1415	db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)	1804	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1805	PREINIT:
		1806	CALLBACK
1416	CODE:	1807	CODE:
1417	{	1808	{
1418	dREQ (REQ_TXN_ABORT);	1809	dREQ (REQ_TXN_ABORT);
1419	req->txn = txn;	1810	req->txn = txn;
1420	REQ_SEND;	1811	REQ_SEND;
1421	ptr_nuke (ST (0));	1812	ptr_nuke (ST (0));
1422	}	1813	}
1423		1814
1424	void	1815	void
		1816	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1817	PREINIT:
		1818	CALLBACK
		1819	CODE:
		1820	{
		1821	dREQ (REQ_TXN_FINISH);
		1822	req->txn = txn;
		1823	req->uint1 = flags;
		1824	REQ_SEND;
		1825	ptr_nuke (ST (0));
		1826	}
		1827
		1828	void
1425	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)	1829	db_c_close (DBC *dbc, SV *callback = 0)
		1830	PREINIT:
		1831	CALLBACK
1426	CODE:	1832	CODE:
1427	{	1833	{
1428	dREQ (REQ_C_CLOSE);	1834	dREQ (REQ_C_CLOSE);
1429	req->dbc = dbc;	1835	req->dbc = dbc;
1430	REQ_SEND;	1836	REQ_SEND;
1431	ptr_nuke (ST (0));	1837	ptr_nuke (ST (0));
1432	}	1838	}
1433		1839
1434	void	1840	void
1435	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)	1841	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
		1842	PREINIT:
		1843	CALLBACK
1436	CODE:	1844	CODE:
1437	{	1845	{
1438	dREQ (REQ_C_COUNT);	1846	dREQ (REQ_C_COUNT);
1439	req->dbc = dbc;	1847	req->dbc = dbc;
1440	req->sv1 = SvREFCNT_inc (count);	1848	req->sv1 = SvREFCNT_inc (count);
1441	REQ_SEND;	1849	REQ_SEND;
1442	}	1850	}
1443		1851
1444	void	1852	void
1445	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1853	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1854	PREINIT:
		1855	CALLBACK
1446	CODE:	1856	CODE:
1447	{	1857	{
1448	dREQ (REQ_C_PUT);	1858	dREQ (REQ_C_PUT);
1449	req->dbc = dbc;	1859	req->dbc = dbc;
1450	sv_to_dbt (&req->dbt1, key);	1860	sv_to_dbt (&req->dbt1, key);
…		…
1452	req->uint1 = flags;	1862	req->uint1 = flags;
1453	REQ_SEND;	1863	REQ_SEND;
1454	}	1864	}
1455		1865
1456	void	1866	void
1457	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1867	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1868	PREINIT:
		1869	CALLBACK
1458	CODE:	1870	CODE:
1459	{	1871	{
1460	dREQ (REQ_C_GET);	1872	dREQ (REQ_C_GET);
1461	req->dbc = dbc;	1873	req->dbc = dbc;
1462	req->uint1 = flags;	1874	req->uint1 = flags;
…		…
1477	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1889	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1478	REQ_SEND;	1890	REQ_SEND;
1479	}	1891	}
1480		1892
1481	void	1893	void
1482	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1894	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1895	PREINIT:
		1896	CALLBACK
1483	CODE:	1897	CODE:
1484	{	1898	{
1485	dREQ (REQ_C_PGET);	1899	dREQ (REQ_C_PGET);
1486	req->dbc = dbc;	1900	req->dbc = dbc;
1487	req->uint1 = flags;	1901	req->uint1 = flags;
…		…
1505	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1919	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1506	REQ_SEND;	1920	REQ_SEND;
1507	}	1921	}
1508		1922
1509	void	1923	void
1510	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)	1924	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		1925	PREINIT:
		1926	CALLBACK
1511	CODE:	1927	CODE:
1512	{	1928	{
1513	dREQ (REQ_C_DEL);	1929	dREQ (REQ_C_DEL);
1514	req->dbc = dbc;	1930	req->dbc = dbc;
1515	req->uint1 = flags;	1931	req->uint1 = flags;
1516	REQ_SEND;	1932	REQ_SEND;
1517	}	1933	}
1518		1934
1519		1935
		1936	#if DB_VERSION_MINOR >= 3
		1937
1520	void	1938	void
1521	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1939	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
		1940	PREINIT:
		1941	CALLBACK
1522	CODE:	1942	CODE:
1523	{	1943	{
1524	dREQ (REQ_SEQ_OPEN);	1944	dREQ (REQ_SEQ_OPEN);
1525	req->seq = seq;	1945	req->seq = seq;
1526	req->txn = txnid;	1946	req->txn = txnid;
…		…
1528	sv_to_dbt (&req->dbt1, key);	1948	sv_to_dbt (&req->dbt1, key);
1529	REQ_SEND;	1949	REQ_SEND;
1530	}	1950	}
1531		1951
1532	void	1952	void
1533	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)	1953	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
		1954	PREINIT:
		1955	CALLBACK
1534	CODE:	1956	CODE:
1535	{	1957	{
1536	dREQ (REQ_SEQ_CLOSE);	1958	dREQ (REQ_SEQ_CLOSE);
1537	req->seq = seq;	1959	req->seq = seq;
1538	req->uint1 = flags;	1960	req->uint1 = flags;
1539	REQ_SEND;	1961	REQ_SEND;
1540	ptr_nuke (ST (0));	1962	ptr_nuke (ST (0));
1541	}	1963	}
1542		1964
1543	void	1965	void
1544	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)	1966	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
		1967	PREINIT:
		1968	CALLBACK
1545	CODE:	1969	CODE:
1546	{	1970	{
1547	dREQ (REQ_SEQ_GET);	1971	dREQ (REQ_SEQ_GET);
1548	req->seq = seq;	1972	req->seq = seq;
1549	req->txn = txnid;	1973	req->txn = txnid;
…		…
1552	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	1976	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1553	REQ_SEND;	1977	REQ_SEND;
1554	}	1978	}
1555		1979
1556	void	1980	void
1557	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1981	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
		1982	PREINIT:
		1983	CALLBACK
1558	CODE:	1984	CODE:
1559	{	1985	{
1560	dREQ (REQ_SEQ_REMOVE);	1986	dREQ (REQ_SEQ_REMOVE);
1561	req->seq = seq;	1987	req->seq = seq;
1562	req->txn = txnid;	1988	req->txn = txnid;
1563	req->uint1 = flags;	1989	req->uint1 = flags;
1564	REQ_SEND;	1990	REQ_SEND;
1565	}	1991	}
1566		1992
		1993	#endif
		1994
1567		1995
1568	MODULE = BDB PACKAGE = BDB::Env	1996	MODULE = BDB PACKAGE = BDB::Env
1569		1997
1570	void	1998	void
1571	DESTROY (DB_ENV_ornull *env)	1999	DESTROY (DB_ENV_ornuked *env)
1572	CODE:	2000	CODE:
1573	if (env)	2001	if (env)
1574	env->close (env, 0);	2002	env->close (env, 0);
1575		2003
1576	int set_data_dir (DB_ENV *env, const char *dir)	2004	int set_data_dir (DB_ENV *env, const char *dir)
…		…
1601	CODE:	2029	CODE:
1602	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2030	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1603	OUTPUT:	2031	OUTPUT:
1604	RETVAL	2032	RETVAL
1605		2033
1606	int set_flags (DB_ENV *env, U32 flags, int onoff)	2034	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1607	CODE:	2035	CODE:
1608	RETVAL = env->set_flags (env, flags, onoff);	2036	RETVAL = env->set_flags (env, flags, onoff);
1609	OUTPUT:	2037	OUTPUT:
1610	RETVAL	2038	RETVAL
1611		2039
		2040	#if DB_VERSION_MINOR >= 7
		2041
		2042	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
		2043	CODE:
		2044	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2045	OUTPUT:
		2046	RETVAL
		2047
		2048	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2049	CODE:
		2050	RETVAL = env->log_set_config (env, flags, onoff);
		2051	OUTPUT:
		2052	RETVAL
		2053
		2054	#endif
		2055
		2056
		2057	void set_errfile (DB_ENV *env, FILE *errfile = 0)
		2058	CODE:
		2059	env->set_errfile (env, errfile);
		2060
		2061	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
		2062	CODE:
		2063	env->set_msgfile (env, msgfile);
		2064
		2065	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
		2066	CODE:
		2067	RETVAL = env->set_verbose (env, which, onoff);
		2068	OUTPUT:
		2069	RETVAL
		2070
1612	int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)	2071	int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)
1613	CODE:	2072	CODE:
1614	RETVAL = env->set_encrypt (env, password, flags);	2073	RETVAL = env->set_encrypt (env, password, flags);
1615	OUTPUT:	2074	OUTPUT:
1616	RETVAL	2075	RETVAL
1617		2076
1618	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2077	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1619	CODE:	2078	CODE:
1620	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2079	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1621	OUTPUT:	2080	OUTPUT:
1622	RETVAL	2081	RETVAL
1623		2082
…		…
1672	int set_lg_max (DB_ENV *env, U32 max)	2131	int set_lg_max (DB_ENV *env, U32 max)
1673	CODE:	2132	CODE:
1674	RETVAL = env->set_lg_max (env, max);	2133	RETVAL = env->set_lg_max (env, max);
1675	OUTPUT:	2134	OUTPUT:
1676	RETVAL	2135	RETVAL
		2136
		2137	#if DB_VERSION_MINOR >= 4
		2138
		2139	int mutex_set_max (DB_ENV *env, U32 max)
		2140	CODE:
		2141	RETVAL = env->mutex_set_max (env, max);
		2142	OUTPUT:
		2143	RETVAL
		2144
		2145	int mutex_set_increment (DB_ENV *env, U32 increment)
		2146	CODE:
		2147	RETVAL = env->mutex_set_increment (env, increment);
		2148	OUTPUT:
		2149	RETVAL
		2150
		2151	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2152	CODE:
		2153	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2154	OUTPUT:
		2155	RETVAL
		2156
		2157	int mutex_set_align (DB_ENV *env, U32 align)
		2158	CODE:
		2159	RETVAL = env->mutex_set_align (env, align);
		2160	OUTPUT:
		2161	RETVAL
		2162
		2163	#endif
1677		2164
1678	DB_TXN *	2165	DB_TXN *
1679	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)	2166	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1680	CODE:	2167	CODE:
1681	errno = env->txn_begin (env, parent, &RETVAL, flags);	2168	errno = env->txn_begin (env, parent, &RETVAL, flags);
1682	if (errno)	2169	if (errno)
1683	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2170	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1684	OUTPUT:	2171	OUTPUT:
1685	RETVAL	2172	RETVAL
1686		2173
		2174	#if DB_VERSION_MINOR >= 5
		2175
		2176	DB_TXN *
		2177	cdsgroup_begin (DB_ENV *env)
		2178	CODE:
		2179	errno = env->cdsgroup_begin (env, &RETVAL);
		2180	if (errno)
		2181	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2182	OUTPUT:
		2183	RETVAL
		2184
		2185	#endif
		2186
1687	MODULE = BDB PACKAGE = BDB::Db	2187	MODULE = BDB PACKAGE = BDB::Db
1688		2188
1689	void	2189	void
1690	DESTROY (DB_ornull *db)	2190	DESTROY (DB_ornuked *db)
1691	CODE:	2191	CODE:
1692	if (db)	2192	if (db)
1693	{	2193	{
1694	SV *env = (SV *)db->app_private;	2194	SV *env = (SV *)db->app_private;
1695	db->close (db, 0);	2195	db->close (db, 0);
…		…
1700	CODE:	2200	CODE:
1701	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2201	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1702	OUTPUT:	2202	OUTPUT:
1703	RETVAL	2203	RETVAL
1704		2204
1705	int set_flags (DB *db, U32 flags);	2205	int set_flags (DB *db, U32 flags)
1706	CODE:	2206	CODE:
1707	RETVAL = db->set_flags (db, flags);	2207	RETVAL = db->set_flags (db, flags);
1708	OUTPUT:	2208	OUTPUT:
1709	RETVAL	2209	RETVAL
1710		2210
…		…
1724	CODE:	2224	CODE:
1725	RETVAL = db->set_bt_minkey (db, minkey);	2225	RETVAL = db->set_bt_minkey (db, minkey);
1726	OUTPUT:	2226	OUTPUT:
1727	RETVAL	2227	RETVAL
1728		2228
1729	int set_re_delim(DB *db, int delim);	2229	int set_re_delim (DB *db, int delim)
1730	CODE:	2230	CODE:
1731	RETVAL = db->set_re_delim (db, delim);	2231	RETVAL = db->set_re_delim (db, delim);
1732	OUTPUT:	2232	OUTPUT:
1733	RETVAL	2233	RETVAL
1734		2234
…		…
1775	if (errno)	2275	if (errno)
1776	croak ("DB->cursor: %s", db_strerror (errno));	2276	croak ("DB->cursor: %s", db_strerror (errno));
1777	OUTPUT:	2277	OUTPUT:
1778	RETVAL	2278	RETVAL
1779		2279
		2280	#if DB_VERSION_MINOR >= 3
		2281
1780	DB_SEQUENCE *	2282	DB_SEQUENCE *
1781	sequence (DB *db, U32 flags = 0)	2283	sequence (DB *db, U32 flags = 0)
1782	CODE:	2284	CODE:
1783	{	2285	{
1784	errno = db_sequence_create (&RETVAL, db, flags);	2286	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1786	croak ("db_sequence_create: %s", db_strerror (errno));	2288	croak ("db_sequence_create: %s", db_strerror (errno));
1787	}	2289	}
1788	OUTPUT:	2290	OUTPUT:
1789	RETVAL	2291	RETVAL
1790		2292
		2293	#endif
		2294
1791		2295
1792	MODULE = BDB PACKAGE = BDB::Txn	2296	MODULE = BDB PACKAGE = BDB::Txn
1793		2297
1794	void	2298	void
1795	DESTROY (DB_TXN_ornull *txn)	2299	DESTROY (DB_TXN_ornuked *txn)
1796	CODE:	2300	CODE:
1797	if (txn)	2301	if (txn)
1798	txn->abort (txn);	2302	txn->abort (txn);
1799		2303
1800	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2304	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1801	CODE:	2305	CODE:
1802	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2306	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1803	OUTPUT:	2307	OUTPUT:
1804	RETVAL	2308	RETVAL
1805		2309
		2310	int failed (DB_TXN *txn)
		2311	CODE:
		2312	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2313	OUTPUT:
		2314	RETVAL
		2315
1806		2316
1807	MODULE = BDB PACKAGE = BDB::Cursor	2317	MODULE = BDB PACKAGE = BDB::Cursor
1808		2318
1809	void	2319	void
1810	DESTROY (DBC_ornull *dbc)	2320	DESTROY (DBC_ornuked *dbc)
1811	CODE:	2321	CODE:
1812	if (dbc)	2322	if (dbc)
1813	dbc->c_close (dbc);	2323	dbc->c_close (dbc);
1814		2324
		2325	#if DB_VERSION_MINOR >= 6
		2326
		2327	int set_priority (DBC *dbc, int priority)
		2328	CODE:
		2329	dbc->set_priority (dbc, priority);
		2330
		2331	#endif
		2332
		2333	#if DB_VERSION_MINOR >= 3
		2334
1815	MODULE = BDB PACKAGE = BDB::Sequence	2335	MODULE = BDB PACKAGE = BDB::Sequence
1816		2336
1817	void	2337	void
1818	DESTROY (DB_SEQUENCE_ornull *seq)	2338	DESTROY (DB_SEQUENCE_ornuked *seq)
1819	CODE:	2339	CODE:
1820	if (seq)	2340	if (seq)
1821	seq->close (seq, 0);	2341	seq->close (seq, 0);
1822		2342
1823	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2343	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1842	CODE:	2362	CODE:
1843	RETVAL = seq->set_range (seq, min, max);	2363	RETVAL = seq->set_range (seq, min, max);
1844	OUTPUT:	2364	OUTPUT:
1845	RETVAL	2365	RETVAL
1846		2366
		2367	#endif
		2368
		2369

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