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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 1.47 by root, Fri Jul 18 22:39:10 2008 UTC

1	/* solaris */	1	#include "xthread.h"
2	#define _POSIX_PTHREAD_SEMANTICS 1
3
4	#if __linux && !defined(_GNU_SOURCE)
5	# define _GNU_SOURCE
6	#endif
7
8	/* just in case */
9	#define _REENTRANT 1
10		2
11	#include <errno.h>	3	#include <errno.h>
12		4
13	#include "EXTERN.h"	5	#include "EXTERN.h"
14	#include "perl.h"	6	#include "perl.h"
15	#include "XSUB.h"	7	#include "XSUB.h"
16		8
17	#include <pthread.h>	9	// perl stupidly defines these as macros, breaking
		10	// lots and lots of code.
		11	#undef open
		12	#undef close
		13	#undef abort
		14	#undef malloc
		15	#undef free
		16	#undef send
18		17
19	#include <stddef.h>	18	#include <stddef.h>
20	#include <stdlib.h>	19	#include <stdlib.h>
21	#include <errno.h>	20	#include <errno.h>
22	#include <sys/time.h>
23	#include <sys/types.h>	21	#include <sys/types.h>
24	#include <limits.h>	22	#include <limits.h>
25	#include <unistd.h>
26	#include <fcntl.h>	23	#include <fcntl.h>
27		24
		25	#ifndef _WIN32
		26	# include <sys/time.h>
		27	# include <unistd.h>
		28	#endif
		29
28	#include <db.h>	30	#include <db.h>
29		31
30	#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 5)	32	#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
31	# error you need Berkeley DB 4.5 or newer installed	33	# error you need Berkeley DB 4.3 or a newer 4.x version installed
32	#endif	34	#endif
33		35
34	/* number of seconds after which idle threads exit */	36	/* number of seconds after which idle threads exit */
35	#define IDLE_TIMEOUT 10	37	#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		38
49	typedef DB_ENV DB_ENV_ornull;	39	typedef DB_ENV DB_ENV_ornull;
50	typedef DB_TXN DB_TXN_ornull;	40	typedef DB_TXN DB_TXN_ornull;
51	typedef DBC DBC_ornull;	41	typedef DBC DBC_ornull;
52	typedef DB DB_ornull;	42	typedef DB DB_ornull;
		43
		44	typedef DB_ENV DB_ENV_ornuked;
		45	typedef DB_TXN DB_TXN_ornuked;
		46	typedef DBC DBC_ornuked;
		47	typedef DB DB_ornuked;
		48
		49	#if DB_VERSION_MINOR >= 3
53	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	50	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		51	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		52	#endif
54		53
55	typedef SV SV8; /* byte-sv, used for argument-checking */	54	typedef SV SV8; /* byte-sv, used for argument-checking */
56	typedef char *octetstring;	55	typedef char *bdb_filename;
57		56
58	static SV *prepare_cb;	57	static SV *prepare_cb;
59		58
		59	#if DB_VERSION_MINOR >= 6
		60	# define c_close close
		61	# define c_count count
		62	# define c_del del
		63	# define c_dup dup
		64	# define c_get get
		65	# define c_pget pget
		66	# define c_put put
		67	#endif
		68
60	static inline char *	69	static char *
		70	get_bdb_filename (SV *sv)
		71	{
		72	if (!SvOK (sv))
		73	return 0;
		74
		75	#if _WIN32
		76	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		77	{
		78	STRLEN len;
		79	char *src = SvPVbyte (sv, len);
		80	SV *t1 = sv_newmortal ();
		81	SV *t2 = sv_newmortal ();
		82
		83	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		84	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		85
		86	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		87	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		88	SvPOK_only (t2);
		89	SvPVX (t2)[len] = 0;
		90	SvCUR_set (t2, len);
		91
		92	return SvPVX (t2);
		93	}
		94	#else
		95	return SvPVbyte_nolen (sv);
		96	#endif
		97	}
		98
		99	static void
		100	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
		101	{
		102	printf ("err[%s]\n", msg);
		103	}
		104
		105	static void
		106	debug_msgcall (const DB_ENV *dbenv, const char *msg)
		107	{
		108	printf ("msg[%s]\n", msg);
		109	}
		110
		111	static char *
61	strdup_ornull (const char *s)	112	strdup_ornull (const char *s)
62	{	113	{
63	return s ? strdup (s) : 0;	114	return s ? strdup (s) : 0;
64	}	115	}
65		116
66	static inline void	117	static void
67	sv_to_dbt (DBT *dbt, SV *sv)	118	sv_to_dbt (DBT *dbt, SV *sv)
68	{	119	{
69	STRLEN len;	120	STRLEN len;
70	char *data = SvPVbyte (sv, len);	121	char *data = SvPVbyte (sv, len);
71		122
…		…
73	memcpy (dbt->data, data, len);	124	memcpy (dbt->data, data, len);
74	dbt->size = len;	125	dbt->size = len;
75	dbt->flags = DB_DBT_REALLOC;	126	dbt->flags = DB_DBT_REALLOC;
76	}	127	}
77		128
78	static inline void	129	static void
79	dbt_to_sv (SV *sv, DBT *dbt)	130	dbt_to_sv (SV *sv, DBT *dbt)
80	{	131	{
81	if (sv)	132	if (sv)
82	{	133	{
83	SvREADONLY_off (sv);	134	SvREADONLY_off (sv);
…		…
89	}	140	}
90		141
91	enum {	142	enum {
92	REQ_QUIT,	143	REQ_QUIT,
93	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	144	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
94	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	145	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,	146	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,	147	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,	148	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,	149	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,	150	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
100	};	151	};
101		152
102	typedef struct aio_cb	153	typedef struct bdb_cb
103	{	154	{
104	struct aio_cb *volatile next;	155	struct bdb_cb *volatile next;
105	SV *callback;	156	SV *callback;
106	int type, pri, result;	157	int type, pri, result;
107		158
108	DB_ENV *env;	159	DB_ENV *env;
109	DB *db;	160	DB *db;
…		…
111	DBC *dbc;	162	DBC *dbc;
112		163
113	UV uv1;	164	UV uv1;
114	int int1, int2;	165	int int1, int2;
115	U32 uint1, uint2;	166	U32 uint1, uint2;
116	char *buf1, *buf2;	167	char *buf1, *buf2, *buf3;
117	SV *sv1, *sv2, *sv3;	168	SV *sv1, *sv2, *sv3;
118		169
119	DBT dbt1, dbt2, dbt3;	170	DBT dbt1, dbt2, dbt3;
120	DB_KEY_RANGE key_range;	171	DB_KEY_RANGE key_range;
		172	#if DB_VERSION_MINOR >= 3
121	DB_SEQUENCE *seq;	173	DB_SEQUENCE *seq;
122	db_seq_t seq_t;	174	db_seq_t seq_t;
123	} aio_cb;	175	#endif
		176	} bdb_cb;
124		177
125	typedef aio_cb *aio_req;	178	typedef bdb_cb *bdb_req;
126		179
127	enum {	180	enum {
128	PRI_MIN = -4,	181	PRI_MIN = -4,
129	PRI_MAX = 4,	182	PRI_MAX = 4,
130		183
…		…
133	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	186	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
134	};	187	};
135		188
136	#define AIO_TICKS ((1000000 + 1023) >> 10)	189	#define AIO_TICKS ((1000000 + 1023) >> 10)
137		190
		191	static SV *on_next_submit;
		192
138	static unsigned int max_poll_time = 0;	193	static unsigned int max_poll_time = 0;
139	static unsigned int max_poll_reqs = 0;	194	static unsigned int max_poll_reqs = 0;
140		195
141	/* calculcate time difference in ~1/AIO_TICKS of a second */	196	/* calculcate time difference in ~1/AIO_TICKS of a second */
142	static int tvdiff (struct timeval *tv1, struct timeval *tv2)	197	static int tvdiff (struct timeval *tv1, struct timeval *tv2)
…		…
147		202
148	static int next_pri = DEFAULT_PRI + PRI_BIAS;	203	static int next_pri = DEFAULT_PRI + PRI_BIAS;
149		204
150	static unsigned int started, idle, wanted;	205	static unsigned int started, idle, wanted;
151		206
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 */	207	/* worker threads management */
162	static pthread_mutex_t wrklock = AIO_MUTEX_INIT;	208	static mutex_t wrklock = X_MUTEX_INIT;
163		209
164	typedef struct worker {	210	typedef struct worker {
165	/* locked by wrklock */	211	/* locked by wrklock */
166	struct worker *prev, *next;	212	struct worker *prev, *next;
167		213
168	pthread_t tid;	214	thread_t tid;
169		215
170	/* locked by reslock, reqlock or wrklock */	216	/* locked by reslock, reqlock or wrklock */
171	aio_req req; /* currently processed request */	217	bdb_req req; /* currently processed request */
172	void *dbuf;	218	void *dbuf;
173	DIR *dirp;	219	DIR *dirp;
174	} worker;	220	} worker;
175		221
176	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	222	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
188	}	234	}
189		235
190	static volatile unsigned int nreqs, nready, npending;	236	static volatile unsigned int nreqs, nready, npending;
191	static volatile unsigned int max_idle = 4;	237	static volatile unsigned int max_idle = 4;
192	static volatile unsigned int max_outstanding = 0xffffffff;	238	static volatile unsigned int max_outstanding = 0xffffffff;
193	static int respipe [2];	239	static int respipe_osf [2], respipe [2] = { -1, -1 };
194		240
195	static pthread_mutex_t reslock = AIO_MUTEX_INIT;	241	static mutex_t reslock = X_MUTEX_INIT;
196	static pthread_mutex_t reqlock = AIO_MUTEX_INIT;	242	static mutex_t reqlock = X_MUTEX_INIT;
197	static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER;	243	static cond_t reqwait = X_COND_INIT;
198		244
199	#if WORDACCESS_UNSAFE	245	#if WORDACCESS_UNSAFE
200		246
201	static unsigned int get_nready ()	247	static unsigned int get_nready (void)
202	{	248	{
203	unsigned int retval;	249	unsigned int retval;
204		250
205	LOCK (reqlock);	251	X_LOCK (reqlock);
206	retval = nready;	252	retval = nready;
207	UNLOCK (reqlock);	253	X_UNLOCK (reqlock);
208		254
209	return retval;	255	return retval;
210	}	256	}
211		257
212	static unsigned int get_npending ()	258	static unsigned int get_npending (void)
213	{	259	{
214	unsigned int retval;	260	unsigned int retval;
215		261
216	LOCK (reslock);	262	X_LOCK (reslock);
217	retval = npending;	263	retval = npending;
218	UNLOCK (reslock);	264	X_UNLOCK (reslock);
219		265
220	return retval;	266	return retval;
221	}	267	}
222		268
223	static unsigned int get_nthreads ()	269	static unsigned int get_nthreads (void)
224	{	270	{
225	unsigned int retval;	271	unsigned int retval;
226		272
227	LOCK (wrklock);	273	X_LOCK (wrklock);
228	retval = started;	274	retval = started;
229	UNLOCK (wrklock);	275	X_UNLOCK (wrklock);
230		276
231	return retval;	277	return retval;
232	}	278	}
233		279
234	#else	280	#else
…		…
243	* a somewhat faster data structure might be nice, but	289	* a somewhat faster data structure might be nice, but
244	* with 8 priorities this actually needs <20 insns	290	* with 8 priorities this actually needs <20 insns
245	* per shift, the most expensive operation.	291	* per shift, the most expensive operation.
246	*/	292	*/
247	typedef struct {	293	typedef struct {
248	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	294	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
249	int size;	295	int size;
250	} reqq;	296	} reqq;
251		297
252	static reqq req_queue;	298	static reqq req_queue;
253	static reqq res_queue;	299	static reqq res_queue;
254		300
255	int reqq_push (reqq *q, aio_req req)	301	int reqq_push (reqq *q, bdb_req req)
256	{	302	{
257	int pri = req->pri;	303	int pri = req->pri;
258	req->next = 0;	304	req->next = 0;
259		305
260	if (q->qe[pri])	306	if (q->qe[pri])
…		…
266	q->qe[pri] = q->qs[pri] = req;	312	q->qe[pri] = q->qs[pri] = req;
267		313
268	return q->size++;	314	return q->size++;
269	}	315	}
270		316
271	aio_req reqq_shift (reqq *q)	317	bdb_req reqq_shift (reqq *q)
272	{	318	{
273	int pri;	319	int pri;
274		320
275	if (!q->size)	321	if (!q->size)
276	return 0;	322	return 0;
277		323
278	--q->size;	324	--q->size;
279		325
280	for (pri = NUM_PRI; pri--; )	326	for (pri = NUM_PRI; pri--; )
281	{	327	{
282	aio_req req = q->qs[pri];	328	bdb_req req = q->qs[pri];
283		329
284	if (req)	330	if (req)
285	{	331	{
286	if (!(q->qs[pri] = req->next))	332	if (!(q->qs[pri] = req->next))
287	q->qe[pri] = 0;	333	q->qe[pri] = 0;
…		…
291	}	337	}
292		338
293	abort ();	339	abort ();
294	}	340	}
295		341
296	static int poll_cb ();	342	static int poll_cb (void);
297	static void req_free (aio_req req);	343	static void req_free (bdb_req req);
298	static void req_cancel (aio_req req);	344	static void req_cancel (bdb_req req);
299		345
300	static int req_invoke (aio_req req)	346	static int req_invoke (bdb_req req)
301	{	347	{
302	dSP;	348	dSP;
303		349
304	if (SvOK (req->callback))	350	if (req->callback)
305	{	351	{
306	ENTER;	352	ENTER;
307	SAVETMPS;	353	SAVETMPS;
308	PUSHMARK (SP);	354	PUSHMARK (SP);
309		355
…		…
323	dbt_to_sv (req->sv1, &req->dbt1);	369	dbt_to_sv (req->sv1, &req->dbt1);
324	dbt_to_sv (req->sv2, &req->dbt2);	370	dbt_to_sv (req->sv2, &req->dbt2);
325	dbt_to_sv (req->sv3, &req->dbt3);	371	dbt_to_sv (req->sv3, &req->dbt3);
326	break;	372	break;
327		373
		374	case REQ_DB_PUT:
		375	case REQ_C_PUT:
		376	dbt_to_sv (0, &req->dbt1);
		377	dbt_to_sv (0, &req->dbt2);
		378	break;
		379
328	case REQ_DB_KEY_RANGE:	380	case REQ_DB_KEY_RANGE:
329	{	381	{
330	AV *av = newAV ();	382	AV *av = newAV ();
331		383
332	av_push (av, newSVnv (req->key_range.less));	384	av_push (av, newSVnv (req->key_range.less));
…		…
337	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));	389	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
338	SvREFCNT_dec (req->sv1);	390	SvREFCNT_dec (req->sv1);
339	}	391	}
340	break;	392	break;
341		393
		394	#if DB_VERSION_MINOR >= 3
342	case REQ_SEQ_GET:	395	case REQ_SEQ_GET:
343	SvREADONLY_off (req->sv1);	396	SvREADONLY_off (req->sv1);
344		397
345	if (sizeof (IV) > 4)	398	if (sizeof (IV) > 4)
346	sv_setiv_mg (req->sv1, req->seq_t);	399	sv_setiv_mg (req->sv1, (IV)req->seq_t);
347	else	400	else
348	sv_setnv_mg (req->sv1, req->seq_t);	401	sv_setnv_mg (req->sv1, (NV)req->seq_t);
349		402
350	SvREFCNT_dec (req->sv1);	403	SvREFCNT_dec (req->sv1);
351	break;	404	break;
		405	#endif
352	}	406	}
353		407
354	errno = req->result;	408	errno = req->result;
355		409
356	PUTBACK;	410	PUTBACK;
…		…
362	}	416	}
363		417
364	return !SvTRUE (ERRSV);	418	return !SvTRUE (ERRSV);
365	}	419	}
366		420
367	static void req_free (aio_req req)	421	static void req_free (bdb_req req)
368	{	422	{
		423	SvREFCNT_dec (req->callback);
		424
369	free (req->buf1);	425	free (req->buf1);
370	free (req->buf2);	426	free (req->buf2);
		427	free (req->buf3);
		428
371	Safefree (req);	429	Safefree (req);
372	}	430	}
373		431
374	static void *aio_proc (void *arg);	432	#ifdef USE_SOCKETS_AS_HANDLES
		433	# define TO_SOCKET(x) (win32_get_osfhandle (x))
		434	#else
		435	# define TO_SOCKET(x) (x)
		436	#endif
		437
		438	static void
		439	create_respipe (void)
		440	{
		441	#ifdef _WIN32
		442	int arg; /* argg */
		443	#endif
		444	int old_readfd = respipe [0];
		445
		446	if (respipe [1] >= 0)
		447	respipe_close (TO_SOCKET (respipe [1]));
		448
		449	#ifdef _WIN32
		450	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
		451	#else
		452	if (pipe (respipe))
		453	#endif
		454	croak ("unable to initialize result pipe");
		455
		456	if (old_readfd >= 0)
		457	{
		458	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		459	croak ("unable to initialize result pipe(2)");
		460
		461	respipe_close (respipe [0]);
		462	respipe [0] = old_readfd;
		463	}
		464
		465	#ifdef _WIN32
		466	arg = 1;
		467	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		468	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		469	#else
		470	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		471	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		472	#endif
		473	croak ("unable to initialize result pipe(3)");
		474
		475	respipe_osf [0] = TO_SOCKET (respipe [0]);
		476	respipe_osf [1] = TO_SOCKET (respipe [1]);
		477	}
		478
		479	X_THREAD_PROC (bdb_proc);
375		480
376	static void start_thread (void)	481	static void start_thread (void)
377	{	482	{
378	sigset_t fullsigset, oldsigset;
379	pthread_attr_t attr;
380
381	worker *wrk = calloc (1, sizeof (worker));	483	worker *wrk = calloc (1, sizeof (worker));
382		484
383	if (!wrk)	485	if (!wrk)
384	croak ("unable to allocate worker thread data");	486	croak ("unable to allocate worker thread data");
385		487
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);	488	X_LOCK (wrklock);
395	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
396
397	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	489	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
398	{	490	{
399	wrk->prev = &wrk_first;	491	wrk->prev = &wrk_first;
400	wrk->next = wrk_first.next;	492	wrk->next = wrk_first.next;
401	wrk_first.next->prev = wrk;	493	wrk_first.next->prev = wrk;
402	wrk_first.next = wrk;	494	wrk_first.next = wrk;
403	++started;	495	++started;
404	}	496	}
405	else	497	else
406	free (wrk);	498	free (wrk);
407		499
408	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
409	UNLOCK (wrklock);	500	X_UNLOCK (wrklock);
410	}	501	}
411		502
412	static void maybe_start_thread ()	503	static void maybe_start_thread (void)
413	{	504	{
414	if (get_nthreads () >= wanted)	505	if (get_nthreads () >= wanted)
415	return;	506	return;
416		507
417	/* todo: maybe use idle here, but might be less exact */	508	/* todo: maybe use idle here, but might be less exact */
…		…
419	return;	510	return;
420		511
421	start_thread ();	512	start_thread ();
422	}	513	}
423		514
424	static void req_send (aio_req req)	515	static void req_send (bdb_req req)
425	{	516	{
426	SV *wait_callback = 0;	517	SV *wait_callback = 0;
427		518
		519	if (on_next_submit)
		520	{
		521	dSP;
		522	SV *cb = sv_2mortal (on_next_submit);
		523
		524	on_next_submit = 0;
		525
		526	PUSHMARK (SP);
		527	PUTBACK;
		528	call_sv (cb, G_DISCARD | G_EVAL);
		529	}
		530
428	// synthesize callback if none given	531	// synthesize callback if none given
429	if (!SvOK (req->callback))	532	if (!req->callback)
430	{	533	{
		534	int count;
		535
431	dSP;	536	dSP;
432	PUSHMARK (SP);	537	PUSHMARK (SP);
433	PUTBACK;	538	PUTBACK;
434	int count = call_sv (prepare_cb, G_ARRAY);	539	count = call_sv (prepare_cb, G_ARRAY);
435	SPAGAIN;	540	SPAGAIN;
436		541
437	if (count != 2)	542	if (count != 2)
438	croak ("prepare callback must return exactly two values\n");	543	croak ("prepare callback must return exactly two values\n");
439		544
440	wait_callback = SvREFCNT_inc (POPs);	545	wait_callback = POPs;
441	SvREFCNT_dec (req->callback);	546	SvREFCNT_dec (req->callback);
442	req->callback = SvREFCNT_inc (POPs);	547	req->callback = SvREFCNT_inc (POPs);
443	}	548	}
444		549
445	++nreqs;	550	++nreqs;
446		551
447	LOCK (reqlock);	552	X_LOCK (reqlock);
448	++nready;	553	++nready;
449	reqq_push (&req_queue, req);	554	reqq_push (&req_queue, req);
450	pthread_cond_signal (&reqwait);	555	X_COND_SIGNAL (reqwait);
451	UNLOCK (reqlock);	556	X_UNLOCK (reqlock);
452		557
453	maybe_start_thread ();	558	maybe_start_thread ();
454		559
455	if (wait_callback)	560	if (wait_callback)
456	{	561	{
457	dSP;	562	dSP;
458	PUSHMARK (SP);	563	PUSHMARK (SP);
459	PUTBACK;	564	PUTBACK;
460	call_sv (wait_callback, G_DISCARD);	565	call_sv (wait_callback, G_DISCARD);
461	SvREFCNT_dec (wait_callback);
462	}	566	}
463	}	567	}
464		568
465	static void end_thread (void)	569	static void end_thread (void)
466	{	570	{
467	aio_req req;	571	bdb_req req;
468		572
469	Newz (0, req, 1, aio_cb);	573	Newz (0, req, 1, bdb_cb);
470		574
471	req->type = REQ_QUIT;	575	req->type = REQ_QUIT;
472	req->pri = PRI_MAX + PRI_BIAS;	576	req->pri = PRI_MAX + PRI_BIAS;
473		577
474	LOCK (reqlock);	578	X_LOCK (reqlock);
475	reqq_push (&req_queue, req);	579	reqq_push (&req_queue, req);
476	pthread_cond_signal (&reqwait);	580	X_COND_SIGNAL (reqwait);
477	UNLOCK (reqlock);	581	X_UNLOCK (reqlock);
478		582
479	LOCK (wrklock);	583	X_LOCK (wrklock);
480	--started;	584	--started;
481	UNLOCK (wrklock);	585	X_UNLOCK (wrklock);
482	}	586	}
483		587
484	static void set_max_idle (int nthreads)	588	static void set_max_idle (int nthreads)
485	{	589	{
486	if (WORDACCESS_UNSAFE) LOCK (reqlock);	590	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
487	max_idle = nthreads <= 0 ? 1 : nthreads;	591	max_idle = nthreads <= 0 ? 1 : nthreads;
488	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	592	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
489	}	593	}
490		594
491	static void min_parallel (int nthreads)	595	static void min_parallel (int nthreads)
492	{	596	{
493	if (wanted < nthreads)	597	if (wanted < nthreads)
…		…
501		605
502	while (started > wanted)	606	while (started > wanted)
503	end_thread ();	607	end_thread ();
504	}	608	}
505		609
506	static void poll_wait ()	610	static void poll_wait (void)
507	{	611	{
508	fd_set rfd;	612	fd_set rfd;
509		613
510	while (nreqs)	614	while (nreqs)
511	{	615	{
512	int size;	616	int size;
513	if (WORDACCESS_UNSAFE) LOCK (reslock);	617	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
514	size = res_queue.size;	618	size = res_queue.size;
515	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	619	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
516		620
517	if (size)	621	if (size)
518	return;	622	return;
519		623
520	maybe_start_thread ();	624	maybe_start_thread ();
521		625
522	FD_ZERO(&rfd);	626	FD_ZERO (&rfd);
523	FD_SET(respipe [0], &rfd);	627	FD_SET (respipe [0], &rfd);
524		628
525	select (respipe [0] + 1, &rfd, 0, 0, 0);	629	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
526	}	630	}
527	}	631	}
528		632
529	static int poll_cb ()	633	static int poll_cb (void)
530	{	634	{
531	dSP;	635	dSP;
532	int count = 0;	636	int count = 0;
533	int maxreqs = max_poll_reqs;	637	int maxreqs = max_poll_reqs;
534	int do_croak = 0;	638	int do_croak = 0;
535	struct timeval tv_start, tv_now;	639	struct timeval tv_start, tv_now;
536	aio_req req;	640	bdb_req req;
537		641
538	if (max_poll_time)	642	if (max_poll_time)
539	gettimeofday (&tv_start, 0);	643	gettimeofday (&tv_start, 0);
540		644
541	for (;;)	645	for (;;)
542	{	646	{
543	for (;;)	647	for (;;)
544	{	648	{
545	maybe_start_thread ();	649	maybe_start_thread ();
546		650
547	LOCK (reslock);	651	X_LOCK (reslock);
548	req = reqq_shift (&res_queue);	652	req = reqq_shift (&res_queue);
549		653
550	if (req)	654	if (req)
551	{	655	{
552	--npending;	656	--npending;
553		657
554	if (!res_queue.size)	658	if (!res_queue.size)
555	{	659	{
556	/* read any signals sent by the worker threads */	660	/* read any signals sent by the worker threads */
557	char buf [4];	661	char buf [4];
558	while (read (respipe [0], buf, 4) == 4)	662	while (respipe_read (respipe [0], buf, 4) == 4)
559	;	663	;
560	}	664	}
561	}	665	}
562		666
563	UNLOCK (reslock);	667	X_UNLOCK (reslock);
564		668
565	if (!req)	669	if (!req)
566	break;	670	break;
567		671
568	--nreqs;	672	--nreqs;
…		…
598	}	702	}
599		703
600	return count;	704	return count;
601	}	705	}
602		706
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	/*****************************************************************************/	707	/*****************************************************************************/
616		708
617	static void *aio_proc (void *thr_arg)	709	X_THREAD_PROC (bdb_proc)
618	{	710	{
619	aio_req req;	711	bdb_req req;
620	struct timespec ts;	712	struct timespec ts;
621	worker *self = (worker *)thr_arg;	713	worker *self = (worker *)thr_arg;
622		714
623	/* try to distribute timeouts somewhat evenly */	715	/* try to distribute timeouts somewhat evenly */
624	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	716	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
625	* (1000000000UL / 1024UL);
626		717
627	for (;;)	718	for (;;)
628	{	719	{
629	ts.tv_sec = time (0) + IDLE_TIMEOUT;	720	ts.tv_sec = time (0) + IDLE_TIMEOUT;
630		721
631	LOCK (reqlock);	722	X_LOCK (reqlock);
632		723
633	for (;;)	724	for (;;)
634	{	725	{
635	self->req = req = reqq_shift (&req_queue);	726	self->req = req = reqq_shift (&req_queue);
636		727
637	if (req)	728	if (req)
638	break;	729	break;
639		730
640	++idle;	731	++idle;
641		732
642	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	733	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
643	== ETIMEDOUT)	734	== ETIMEDOUT)
644	{	735	{
645	if (idle > max_idle)	736	if (idle > max_idle)
646	{	737	{
647	--idle;	738	--idle;
648	UNLOCK (reqlock);	739	X_UNLOCK (reqlock);
649	LOCK (wrklock);	740	X_LOCK (wrklock);
650	--started;	741	--started;
651	UNLOCK (wrklock);	742	X_UNLOCK (wrklock);
652	goto quit;	743	goto quit;
653	}	744	}
654		745
655	/* we are allowed to idle, so do so without any timeout */	746	/* we are allowed to idle, so do so without any timeout */
656	pthread_cond_wait (&reqwait, &reqlock);	747	X_COND_WAIT (reqwait, reqlock);
657	ts.tv_sec = time (0) + IDLE_TIMEOUT;	748	ts.tv_sec = time (0) + IDLE_TIMEOUT;
658	}	749	}
659		750
660	--idle;	751	--idle;
661	}	752	}
662		753
663	--nready;	754	--nready;
664		755
665	UNLOCK (reqlock);	756	X_UNLOCK (reqlock);
666		757
667	switch (req->type)	758	switch (req->type)
668	{	759	{
669	case REQ_QUIT:	760	case REQ_QUIT:
		761	req->result = ENOSYS;
670	goto quit;	762	goto quit;
671		763
672	case REQ_ENV_OPEN:	764	case REQ_ENV_OPEN:
673	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);	765	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
674	break;	766	break;
…		…
691		783
692	case REQ_ENV_MEMP_TRICKLE:	784	case REQ_ENV_MEMP_TRICKLE:
693	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);	785	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
694	break;	786	break;
695		787
		788	case REQ_ENV_DBREMOVE:
		789	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		790	break;
		791
		792	case REQ_ENV_DBRENAME:
		793	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		794	break;
		795
696	case REQ_DB_OPEN:	796	case REQ_DB_OPEN:
697	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	797	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
698	break;	798	break;
699		799
700	case REQ_DB_CLOSE:	800	case REQ_DB_CLOSE:
701	req->result = req->db->close (req->db, req->uint1);	801	req->result = req->db->close (req->db, req->uint1);
702	break;	802	break;
703		803
		804	#if DB_VERSION_MINOR >= 4
704	case REQ_DB_COMPACT:	805	case REQ_DB_COMPACT:
705	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);	806	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
706	break;	807	break;
		808	#endif
707		809
708	case REQ_DB_SYNC:	810	case REQ_DB_SYNC:
709	req->result = req->db->sync (req->db, req->uint1);	811	req->result = req->db->sync (req->db, req->uint1);
710	break;	812	break;
711		813
		814	case REQ_DB_UPGRADE:
		815	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		816	break;
		817
712	case REQ_DB_PUT:	818	case REQ_DB_PUT:
713	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	819	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
714	break;	820	break;
715		821
		822	#if DB_VERSION_MINOR >= 6
		823	case REQ_DB_EXISTS:
		824	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		825	break;
		826	#endif
716	case REQ_DB_GET:	827	case REQ_DB_GET:
717	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);	828	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
718	break;	829	break;
719		830
720	case REQ_DB_PGET:	831	case REQ_DB_PGET:
…		…
733	req->result = req->txn->commit (req->txn, req->uint1);	844	req->result = req->txn->commit (req->txn, req->uint1);
734	break;	845	break;
735		846
736	case REQ_TXN_ABORT:	847	case REQ_TXN_ABORT:
737	req->result = req->txn->abort (req->txn);	848	req->result = req->txn->abort (req->txn);
		849	break;
		850
		851	case REQ_TXN_FINISH:
		852	if (req->txn->flags & TXN_DEADLOCK)
		853	{
		854	req->result = req->txn->abort (req->txn);
		855	if (!req->result)
		856	req->result = DB_LOCK_DEADLOCK;
		857	}
		858	else
		859	req->result = req->txn->commit (req->txn, req->uint1);
738	break;	860	break;
739		861
740	case REQ_C_CLOSE:	862	case REQ_C_CLOSE:
741	req->result = req->dbc->c_close (req->dbc);	863	req->result = req->dbc->c_close (req->dbc);
742	break;	864	break;
…		…
763		885
764	case REQ_C_DEL:	886	case REQ_C_DEL:
765	req->result = req->dbc->c_del (req->dbc, req->uint1);	887	req->result = req->dbc->c_del (req->dbc, req->uint1);
766	break;	888	break;
767		889
		890	#if DB_VERSION_MINOR >= 3
768	case REQ_SEQ_OPEN:	891	case REQ_SEQ_OPEN:
769	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);	892	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
770	break;	893	break;
771		894
772	case REQ_SEQ_CLOSE:	895	case REQ_SEQ_CLOSE:
…		…
778	break;	901	break;
779		902
780	case REQ_SEQ_REMOVE:	903	case REQ_SEQ_REMOVE:
781	req->result = req->seq->remove (req->seq, req->txn, req->uint1);	904	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
782	break;	905	break;
		906	#endif
783		907
784	default:	908	default:
785	req->result = ENOSYS;	909	req->result = ENOSYS;
786	break;	910	break;
787	}	911	}
788		912
		913	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		914	req->txn->flags |= TXN_DEADLOCK;
		915
789	LOCK (reslock);	916	X_LOCK (reslock);
790		917
791	++npending;	918	++npending;
792		919
793	if (!reqq_push (&res_queue, req))	920	if (!reqq_push (&res_queue, req))
794	/* write a dummy byte to the pipe so fh becomes ready */	921	/* write a dummy byte to the pipe so fh becomes ready */
795	write (respipe [1], &respipe, 1);	922	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
796		923
797	self->req = 0;	924	self->req = 0;
798	worker_clear (self);	925	worker_clear (self);
799		926
800	UNLOCK (reslock);	927	X_UNLOCK (reslock);
801	}	928	}
802		929
803	quit:	930	quit:
804	LOCK (wrklock);	931	X_LOCK (wrklock);
805	worker_free (self);	932	worker_free (self);
806	UNLOCK (wrklock);	933	X_UNLOCK (wrklock);
807		934
808	return 0;	935	return 0;
809	}	936	}
810		937
811	/*****************************************************************************/	938	/*****************************************************************************/
812		939
813	static void atfork_prepare (void)	940	static void atfork_prepare (void)
814	{	941	{
815	LOCK (wrklock);	942	X_LOCK (wrklock);
816	LOCK (reqlock);	943	X_LOCK (reqlock);
817	LOCK (reslock);	944	X_LOCK (reslock);
818	}	945	}
819		946
820	static void atfork_parent (void)	947	static void atfork_parent (void)
821	{	948	{
822	UNLOCK (reslock);	949	X_UNLOCK (reslock);
823	UNLOCK (reqlock);	950	X_UNLOCK (reqlock);
824	UNLOCK (wrklock);	951	X_UNLOCK (wrklock);
825	}	952	}
826		953
827	static void atfork_child (void)	954	static void atfork_child (void)
828	{	955	{
829	aio_req prv;	956	bdb_req prv;
830		957
831	while (prv = reqq_shift (&req_queue))	958	while (prv = reqq_shift (&req_queue))
832	req_free (prv);	959	req_free (prv);
833		960
834	while (prv = reqq_shift (&res_queue))	961	while (prv = reqq_shift (&res_queue))
…		…
849	idle = 0;	976	idle = 0;
850	nreqs = 0;	977	nreqs = 0;
851	nready = 0;	978	nready = 0;
852	npending = 0;	979	npending = 0;
853		980
854	close (respipe [0]);
855	close (respipe [1]);
856	create_pipe ();	981	create_respipe ();
857		982
858	atfork_parent ();	983	atfork_parent ();
859	}	984	}
860		985
861	#define dREQ(reqtype) \	986	#define dREQ(reqtype) \
862	aio_req req; \	987	bdb_req req; \
863	int req_pri = next_pri; \	988	int req_pri = next_pri; \
864	next_pri = DEFAULT_PRI + PRI_BIAS; \	989	next_pri = DEFAULT_PRI + PRI_BIAS; \
865	\	990	\
866	if (SvOK (callback) && !SvROK (callback)) \	991	if (callback && SvOK (callback)) \
867	croak ("callback must be undef or of reference type"); \	992	croak ("callback has illegal type or extra arguments"); \
868	\	993	\
869	Newz (0, req, 1, aio_cb); \	994	Newz (0, req, 1, bdb_cb); \
870	if (!req) \	995	if (!req) \
871	croak ("out of memory during aio_req allocation"); \	996	croak ("out of memory during bdb_req allocation"); \
872	\	997	\
873	req->callback = newSVsv (callback); \	998	req->callback = cb ? SvREFCNT_inc (cb) : 0; \
874	req->type = (reqtype); \	999	req->type = (reqtype); \
875	req->pri = req_pri	1000	req->pri = req_pri
876		1001
877	#define REQ_SEND \	1002	#define REQ_SEND \
878	req_send (req)	1003	req_send (req)
879		1004
880	#define SvPTR(var, arg, type, class, nullok) \	1005	#define SvPTR(var, arg, type, class, nullok) \
881	if (!SvOK (arg)) \	1006	if (!SvOK (arg)) \
882	{ \	1007	{ \
883	if (!nullok) \	1008	if (nullok != 1) \
884	croak (# var " must be a " # class " object, not undef"); \	1009	croak (# var " must be a " # class " object, not undef"); \
885	\	1010	\
886	(var) = 0; \	1011	(var) = 0; \
887	} \	1012	} \
888	else if (sv_derived_from ((arg), # class)) \	1013	else if (sv_derived_from ((arg), # class)) \
889	{ \	1014	{ \
890	IV tmp = SvIV ((SV*) SvRV (arg)); \	1015	IV tmp = SvIV ((SV*) SvRV (arg)); \
891	(var) = INT2PTR (type, tmp); \	1016	(var) = INT2PTR (type, tmp); \
892	if (!var) \	1017	if (!var && nullok != 2) \
893	croak (# var " is not a valid " # class " object anymore"); \	1018	croak (# var " is not a valid " # class " object anymore"); \
894	} \	1019	} \
895	else \	1020	else \
896	croak (# var " is not of type " # class); \	1021	croak (# var " is not of type " # class);
897	\
898		1022
899	static void	1023	static void
900	ptr_nuke (SV *sv)	1024	ptr_nuke (SV *sv)
901	{	1025	{
902	assert (SvROK (sv));	1026	assert (SvROK (sv));
903	sv_setiv (SvRV (sv), 0);	1027	sv_setiv (SvRV (sv), 0);
904	}	1028	}
		1029
		1030	static int
		1031	errno_get (pTHX_ SV *sv, MAGIC *mg)
		1032	{
		1033	if (*mg->mg_ptr == '!') // should always be the case
		1034	if (-30999 <= errno && errno <= -30800)
		1035	{
		1036	sv_setnv (sv, (NV)errno);
		1037	sv_setpv (sv, db_strerror (errno));
		1038	SvNOK_on (sv); /* what a wonderful hack! */
		1039	// ^^^ copied from perl sources
		1040	return 0;
		1041	}
		1042
		1043	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1044	}
		1045
		1046	static MGVTBL vtbl_errno;
		1047
		1048	// this wonderful hack :( patches perl's $! variable to support our errno values
		1049	static void
		1050	patch_errno (void)
		1051	{
		1052	SV *sv;
		1053	MAGIC *mg;
		1054
		1055	if (!(sv = get_sv ("!", 1)))
		1056	return;
		1057
		1058	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1059	return;
		1060
		1061	if (mg->mg_virtual != &PL_vtbl_sv)
		1062	return;
		1063
		1064	vtbl_errno = PL_vtbl_sv;
		1065	vtbl_errno.svt_get = errno_get;
		1066	mg->mg_virtual = &vtbl_errno;
		1067	}
		1068
		1069	#if __GNUC__ >= 4
		1070	# define noinline __attribute__ ((noinline))
		1071	#else
		1072	# define noinline
		1073	#endif
		1074
		1075	static noinline SV *
		1076	pop_callback (I32 *ritems, SV *sv)
		1077	{
		1078	if (SvROK (sv))
		1079	{
		1080	HV *st;
		1081	GV *gvp;
		1082	CV *cv;
		1083	const char *name;
		1084
		1085	/* forgive me */
		1086	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1087	&& (st = SvSTASH (SvRV (sv)))
		1088	&& (name = HvNAME_get (st))
		1089	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1090	return 0;
		1091
		1092	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1093	{
		1094	--*ritems;
		1095	return (SV *)cv;
		1096	}
		1097	}
		1098
		1099	return 0;
		1100	}
		1101
		1102	/* stupid windoes defined CALLBACK as well */
		1103	#undef CALLBACK
		1104	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
905		1105
906	MODULE = BDB PACKAGE = BDB	1106	MODULE = BDB PACKAGE = BDB
907		1107
908	PROTOTYPES: ENABLE	1108	PROTOTYPES: ENABLE
909		1109
…		…
925	const_iv (INIT_TXN)	1125	const_iv (INIT_TXN)
926	const_iv (RECOVER)	1126	const_iv (RECOVER)
927	const_iv (INIT_TXN)	1127	const_iv (INIT_TXN)
928	const_iv (RECOVER_FATAL)	1128	const_iv (RECOVER_FATAL)
929	const_iv (CREATE)	1129	const_iv (CREATE)
		1130	const_iv (RDONLY)
930	const_iv (USE_ENVIRON)	1131	const_iv (USE_ENVIRON)
931	const_iv (USE_ENVIRON_ROOT)	1132	const_iv (USE_ENVIRON_ROOT)
932	const_iv (LOCKDOWN)	1133	const_iv (LOCKDOWN)
933	const_iv (PRIVATE)	1134	const_iv (PRIVATE)
934	const_iv (REGISTER)
935	const_iv (SYSTEM_MEM)	1135	const_iv (SYSTEM_MEM)
936	const_iv (AUTO_COMMIT)	1136	const_iv (AUTO_COMMIT)
937	const_iv (CDB_ALLDB)	1137	const_iv (CDB_ALLDB)
938	const_iv (DIRECT_DB)	1138	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)	1139	const_iv (NOLOCKING)
945	const_iv (MULTIVERSION)
946	const_iv (NOMMAP)	1140	const_iv (NOMMAP)
947	const_iv (NOPANIC)	1141	const_iv (NOPANIC)
948	const_iv (OVERWRITE)	1142	const_iv (OVERWRITE)
949	const_iv (PANIC_ENVIRONMENT)	1143	const_iv (PANIC_ENVIRONMENT)
950	const_iv (REGION_INIT)	1144	const_iv (REGION_INIT)
951	const_iv (TIME_NOTGRANTED)	1145	const_iv (TIME_NOTGRANTED)
952	const_iv (TXN_NOSYNC)	1146	const_iv (TXN_NOSYNC)
953	const_iv (TXN_SNAPSHOT)	1147	const_iv (TXN_NOT_DURABLE)
954	const_iv (TXN_WRITE_NOSYNC)	1148	const_iv (TXN_WRITE_NOSYNC)
955	const_iv (WRITECURSOR)	1149	const_iv (WRITECURSOR)
956	const_iv (YIELDCPU)	1150	const_iv (YIELDCPU)
957	const_iv (ENCRYPT_AES)	1151	const_iv (ENCRYPT_AES)
958	const_iv (XA_CREATE)	1152	const_iv (XA_CREATE)
…		…
960	const_iv (HASH)	1154	const_iv (HASH)
961	const_iv (QUEUE)	1155	const_iv (QUEUE)
962	const_iv (RECNO)	1156	const_iv (RECNO)
963	const_iv (UNKNOWN)	1157	const_iv (UNKNOWN)
964	const_iv (EXCL)	1158	const_iv (EXCL)
965	const_iv (READ_COMMITTED)
966	const_iv (READ_UNCOMMITTED)
967	const_iv (TRUNCATE)	1159	const_iv (TRUNCATE)
968	const_iv (NOSYNC)	1160	const_iv (NOSYNC)
969	const_iv (CHKSUM)	1161	const_iv (CHKSUM)
970	const_iv (ENCRYPT)	1162	const_iv (ENCRYPT)
971	const_iv (TXN_NOT_DURABLE)
972	const_iv (DUP)	1163	const_iv (DUP)
973	const_iv (DUPSORT)	1164	const_iv (DUPSORT)
974	const_iv (RECNUM)	1165	const_iv (RECNUM)
975	const_iv (RENUMBER)	1166	const_iv (RENUMBER)
976	const_iv (REVSPLITOFF)	1167	const_iv (REVSPLITOFF)
977	const_iv (INORDER)
978	const_iv (CONSUME)	1168	const_iv (CONSUME)
979	const_iv (CONSUME_WAIT)	1169	const_iv (CONSUME_WAIT)
980	const_iv (GET_BOTH)	1170	const_iv (GET_BOTH)
981	const_iv (GET_BOTH_RANGE)	1171	const_iv (GET_BOTH_RANGE)
982	//const_iv (SET_RECNO)	1172	//const_iv (SET_RECNO)
983	//const_iv (MULTIPLE)	1173	//const_iv (MULTIPLE)
984	const_iv (SNAPSHOT)	1174	const_iv (SNAPSHOT)
985	const_iv (JOIN_ITEM)	1175	const_iv (JOIN_ITEM)
		1176	const_iv (JOIN_NOSORT)
986	const_iv (RMW)	1177	const_iv (RMW)
987		1178
988	const_iv (NOTFOUND)	1179	const_iv (NOTFOUND)
989	const_iv (KEYEMPTY)	1180	const_iv (KEYEMPTY)
990	const_iv (LOCK_DEADLOCK)	1181	const_iv (LOCK_DEADLOCK)
991	const_iv (LOCK_NOTGRANTED)	1182	const_iv (LOCK_NOTGRANTED)
992	const_iv (RUNRECOVERY)	1183	const_iv (RUNRECOVERY)
993	const_iv (OLD_VERSION)	1184	const_iv (OLD_VERSION)
994	const_iv (REP_HANDLE_DEAD)	1185	const_iv (REP_HANDLE_DEAD)
995	const_iv (REP_LOCKOUT)
996	const_iv (SECONDARY_BAD)	1186	const_iv (SECONDARY_BAD)
997
998	const_iv (FREE_SPACE)
999	const_iv (FREELIST_ONLY)
1000		1187
1001	const_iv (APPEND)	1188	const_iv (APPEND)
1002	const_iv (NODUPDATA)	1189	const_iv (NODUPDATA)
1003	const_iv (NOOVERWRITE)	1190	const_iv (NOOVERWRITE)
1004		1191
1005	const_iv (TXN_NOWAIT)	1192	const_iv (TXN_NOWAIT)
1006	const_iv (TXN_SNAPSHOT)
1007	const_iv (TXN_SYNC)	1193	const_iv (TXN_SYNC)
1008		1194
1009	const_iv (SET_LOCK_TIMEOUT)	1195	const_iv (SET_LOCK_TIMEOUT)
1010	const_iv (SET_TXN_TIMEOUT)	1196	const_iv (SET_TXN_TIMEOUT)
1011		1197
1012	const_iv (JOIN_ITEM)
1013	const_iv (FIRST)	1198	const_iv (FIRST)
1014	const_iv (NEXT)	1199	const_iv (NEXT)
1015	const_iv (NEXT_DUP)	1200	const_iv (NEXT_DUP)
1016	const_iv (NEXT_NODUP)	1201	const_iv (NEXT_NODUP)
1017	const_iv (PREV)	1202	const_iv (PREV)
…		…
1029	const_iv (FORCE)	1214	const_iv (FORCE)
1030		1215
1031	const_iv (LOCK_DEFAULT)	1216	const_iv (LOCK_DEFAULT)
1032	const_iv (LOCK_EXPIRE)	1217	const_iv (LOCK_EXPIRE)
1033	const_iv (LOCK_MAXLOCKS)	1218	const_iv (LOCK_MAXLOCKS)
1034	const_iv (LOCK_MAXWRITE)
1035	const_iv (LOCK_MINLOCKS)	1219	const_iv (LOCK_MINLOCKS)
1036	const_iv (LOCK_MINWRITE)	1220	const_iv (LOCK_MINWRITE)
1037	const_iv (LOCK_OLDEST)	1221	const_iv (LOCK_OLDEST)
1038	const_iv (LOCK_RANDOM)	1222	const_iv (LOCK_RANDOM)
1039	const_iv (LOCK_YOUNGEST)	1223	const_iv (LOCK_YOUNGEST)
1040		1224
		1225	const_iv (DONOTINDEX)
		1226	const_iv (KEYEMPTY )
		1227	const_iv (KEYEXIST )
		1228	const_iv (LOCK_DEADLOCK)
		1229	const_iv (LOCK_NOTGRANTED)
		1230	const_iv (NOSERVER)
		1231	const_iv (NOSERVER_HOME)
		1232	const_iv (NOSERVER_ID)
		1233	const_iv (NOTFOUND)
		1234	const_iv (PAGE_NOTFOUND)
		1235	const_iv (REP_DUPMASTER)
		1236	const_iv (REP_HANDLE_DEAD)
		1237	const_iv (REP_HOLDELECTION)
		1238	const_iv (REP_ISPERM)
		1239	const_iv (REP_NEWMASTER)
		1240	const_iv (REP_NEWSITE)
		1241	const_iv (REP_NOTPERM)
		1242	const_iv (REP_UNAVAIL)
		1243	const_iv (RUNRECOVERY)
		1244	const_iv (SECONDARY_BAD)
		1245	const_iv (VERIFY_BAD)
		1246
		1247	const_iv (VERB_DEADLOCK)
		1248	const_iv (VERB_RECOVERY)
		1249	const_iv (VERB_REPLICATION)
		1250	const_iv (VERB_WAITSFOR)
		1251
		1252	const_iv (VERSION_MAJOR)
		1253	const_iv (VERSION_MINOR)
		1254	const_iv (VERSION_PATCH)
		1255	#if DB_VERSION_MINOR >= 3
		1256	const_iv (INORDER)
		1257	const_iv (LOCK_MAXWRITE)
1041	const_iv (SEQ_DEC)	1258	const_iv (SEQ_DEC)
1042	const_iv (SEQ_INC)	1259	const_iv (SEQ_INC)
1043	const_iv (SEQ_WRAP)	1260	const_iv (SEQ_WRAP)
		1261	const_iv (BUFFER_SMALL)
		1262	const_iv (LOG_BUFFER_FULL)
		1263	const_iv (VERSION_MISMATCH)
		1264	#endif
		1265	#if DB_VERSION_MINOR >= 4
		1266	const_iv (REGISTER)
		1267	const_iv (DSYNC_DB)
		1268	const_iv (READ_COMMITTED)
		1269	const_iv (READ_UNCOMMITTED)
		1270	const_iv (REP_IGNORE)
		1271	const_iv (REP_LOCKOUT)
		1272	const_iv (REP_JOIN_FAILURE)
		1273	const_iv (FREE_SPACE)
		1274	const_iv (FREELIST_ONLY)
		1275	const_iv (VERB_REGISTER)
		1276	#endif
		1277	#if DB_VERSION_MINOR >= 5
		1278	const_iv (MULTIVERSION)
		1279	const_iv (TXN_SNAPSHOT)
		1280	#endif
		1281	#if DB_VERSION_MINOR >= 6
		1282	const_iv (PREV_DUP)
		1283	const_iv (PRIORITY_UNCHANGED)
		1284	const_iv (PRIORITY_VERY_LOW)
		1285	const_iv (PRIORITY_LOW)
		1286	const_iv (PRIORITY_DEFAULT)
		1287	const_iv (PRIORITY_HIGH)
		1288	const_iv (PRIORITY_VERY_HIGH)
		1289	#endif
		1290	#if DB_VERSION_MINOR >= 7
		1291	const_iv (LOG_DIRECT)
		1292	const_iv (LOG_DSYNC)
		1293	const_iv (LOG_AUTO_REMOVE)
		1294	const_iv (LOG_IN_MEMORY)
		1295	const_iv (LOG_ZERO)
		1296	#else
		1297	const_iv (DIRECT_LOG)
		1298	const_iv (LOG_AUTOREMOVE)
		1299	# if DB_VERSION_MINOR >= 3
		1300	const_iv (DSYNC_LOG)
		1301	const_iv (LOG_INMEMORY)
		1302	# endif
		1303	#endif
1044	};	1304	};
1045		1305
1046	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1306	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1047	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1307	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1048		1308
1049	create_pipe ();	1309	{
		1310	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1311	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1312
		1313	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1314	}
		1315
		1316	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1317
		1318	create_respipe ();
		1319
1050	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	1320	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		1321	patch_errno ();
1051	}	1322	}
1052		1323
1053	void	1324	void
1054	max_poll_reqs (int nreqs)	1325	max_poll_reqs (int nreqs)
1055	PROTOTYPE: $	1326	PROTOTYPE: $
…		…
1174		1445
1175	int	1446	int
1176	nthreads ()	1447	nthreads ()
1177	PROTOTYPE:	1448	PROTOTYPE:
1178	CODE:	1449	CODE:
1179	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1450	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1180	RETVAL = started;	1451	RETVAL = started;
1181	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1452	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1182	OUTPUT:	1453	OUTPUT:
1183	RETVAL	1454	RETVAL
1184		1455
1185	void	1456	void
1186	set_sync_prepare (SV *cb)	1457	set_sync_prepare (SV *cb)
1187	PROTOTYPE: &	1458	PROTOTYPE: &
1188	CODE:	1459	CODE:
1189	SvREFCNT_dec (prepare_cb);	1460	SvREFCNT_dec (prepare_cb);
1190	prepare_cb = newSVsv (cb);	1461	prepare_cb = newSVsv (cb);
1191		1462
		1463	char *
		1464	strerror (int errorno = errno)
		1465	PROTOTYPE: ;$
		1466	CODE:
		1467	RETVAL = db_strerror (errorno);
		1468	OUTPUT:
		1469	RETVAL
		1470
		1471	void _on_next_submit (SV *cb)
		1472	CODE:
		1473	SvREFCNT_dec (on_next_submit);
		1474	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1192		1475
1193	DB_ENV *	1476	DB_ENV *
1194	db_env_create (U32 env_flags = 0)	1477	db_env_create (U32 env_flags = 0)
1195	CODE:	1478	CODE:
1196	{	1479	{
1197	errno = db_env_create (&RETVAL, env_flags);	1480	errno = db_env_create (&RETVAL, env_flags);
1198	if (errno)	1481	if (errno)
1199	croak ("db_env_create: %s", db_strerror (errno));	1482	croak ("db_env_create: %s", db_strerror (errno));
		1483
		1484	if (0)
		1485	{
		1486	RETVAL->set_errcall (RETVAL, debug_errcall);
		1487	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1488	}
1200	}	1489	}
1201	OUTPUT:	1490	OUTPUT:
1202	RETVAL	1491	RETVAL
1203		1492
1204	void	1493	void
1205	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)	1494	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
		1495	PREINIT:
		1496	CALLBACK
1206	CODE:	1497	CODE:
1207	{	1498	{
1208	env->set_thread_count (env, get_nthreads ());
1209
1210	dREQ (REQ_ENV_OPEN);	1499	dREQ (REQ_ENV_OPEN);
1211	req->env = env;	1500	req->env = env;
1212	req->uint1 = open_flags | DB_THREAD;	1501	req->uint1 = open_flags | DB_THREAD;
1213	req->int1 = mode;	1502	req->int1 = mode;
1214	req->buf1 = strdup_ornull (db_home);	1503	req->buf1 = strdup_ornull (db_home);
1215	REQ_SEND;	1504	REQ_SEND;
1216	}	1505	}
1217		1506
1218	void	1507	void
1219	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef)	1508	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
		1509	PREINIT:
		1510	CALLBACK
1220	CODE:	1511	CODE:
1221	{	1512	{
1222	dREQ (REQ_ENV_CLOSE);	1513	dREQ (REQ_ENV_CLOSE);
1223	req->env = env;	1514	req->env = env;
1224	req->uint1 = flags;	1515	req->uint1 = flags;
1225	REQ_SEND;	1516	REQ_SEND;
1226	ptr_nuke (ST (0));	1517	ptr_nuke (ST (0));
1227	}	1518	}
1228		1519
1229	void	1520	void
1230	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1521	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
		1522	PREINIT:
		1523	CALLBACK
1231	CODE:	1524	CODE:
1232	{	1525	{
1233	dREQ (REQ_ENV_TXN_CHECKPOINT);	1526	dREQ (REQ_ENV_TXN_CHECKPOINT);
1234	req->env = env;	1527	req->env = env;
1235	req->uint1 = kbyte;	1528	req->uint1 = kbyte;
…		…
1237	req->uint2 = flags;	1530	req->uint2 = flags;
1238	REQ_SEND;	1531	REQ_SEND;
1239	}	1532	}
1240		1533
1241	void	1534	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)	1535	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
		1536	PREINIT:
		1537	CALLBACK
1243	CODE:	1538	CODE:
1244	{	1539	{
1245	dREQ (REQ_ENV_LOCK_DETECT);	1540	dREQ (REQ_ENV_LOCK_DETECT);
1246	req->env = env;	1541	req->env = env;
1247	req->uint1 = flags;	1542	req->uint1 = flags;
1248	req->uint2 = atype;	1543	req->uint2 = atype;
		1544	/* req->int2 = 0; dummy */
1249	REQ_SEND;	1545	REQ_SEND;
1250	}	1546	}
1251		1547
1252	void	1548	void
1253	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)	1549	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
		1550	PREINIT:
		1551	CALLBACK
1254	CODE:	1552	CODE:
1255	{	1553	{
1256	dREQ (REQ_ENV_MEMP_SYNC);	1554	dREQ (REQ_ENV_MEMP_SYNC);
1257	req->env = env;	1555	req->env = env;
1258	REQ_SEND;	1556	REQ_SEND;
1259	}	1557	}
1260		1558
1261	void	1559	void
1262	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)	1560	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
		1561	PREINIT:
		1562	CALLBACK
1263	CODE:	1563	CODE:
1264	{	1564	{
1265	dREQ (REQ_ENV_MEMP_TRICKLE);	1565	dREQ (REQ_ENV_MEMP_TRICKLE);
1266	req->env = env;	1566	req->env = env;
1267	req->int1 = percent;	1567	req->int1 = percent;
1268	REQ_SEND;	1568	REQ_SEND;
1269	}	1569	}
1270		1570
		1571	void
		1572	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1573	PREINIT:
		1574	CALLBACK
		1575	CODE:
		1576	{
		1577	dREQ (REQ_ENV_DBREMOVE);
		1578	req->env = env;
		1579	req->buf1 = strdup_ornull (file);
		1580	req->buf2 = strdup_ornull (database);
		1581	req->uint1 = flags;
		1582	REQ_SEND;
		1583	}
		1584
		1585	void
		1586	db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)
		1587	PREINIT:
		1588	CALLBACK
		1589	CODE:
		1590	{
		1591	dREQ (REQ_ENV_DBRENAME);
		1592	req->env = env;
		1593	req->buf1 = strdup_ornull (file);
		1594	req->buf2 = strdup_ornull (database);
		1595	req->buf3 = strdup_ornull (newname);
		1596	req->uint1 = flags;
		1597	REQ_SEND;
		1598	}
1271		1599
1272	DB *	1600	DB *
1273	db_create (DB_ENV *env = 0, U32 flags = 0)	1601	db_create (DB_ENV *env = 0, U32 flags = 0)
1274	CODE:	1602	CODE:
1275	{	1603	{
…		…
1282	}	1610	}
1283	OUTPUT:	1611	OUTPUT:
1284	RETVAL	1612	RETVAL
1285		1613
1286	void	1614	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)	1615	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1616	PREINIT:
		1617	CALLBACK
1288	CODE:	1618	CODE:
1289	{	1619	{
1290	dREQ (REQ_DB_OPEN);	1620	dREQ (REQ_DB_OPEN);
1291	req->db = db;	1621	req->db = db;
1292	req->txn = txnid;	1622	req->txn = txnid;
…		…
1297	req->int2 = mode;	1627	req->int2 = mode;
1298	REQ_SEND;	1628	REQ_SEND;
1299	}	1629	}
1300		1630
1301	void	1631	void
1302	db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1632	db_close (DB *db, U32 flags = 0, SV *callback = 0)
		1633	PREINIT:
		1634	CALLBACK
1303	CODE:	1635	CODE:
1304	{	1636	{
1305	dREQ (REQ_DB_CLOSE);	1637	dREQ (REQ_DB_CLOSE);
1306	req->db = db;	1638	req->db = db;
1307	req->uint1 = flags;	1639	req->uint1 = flags;
1308	req->sv1 = (SV *)db->app_private;	1640	req->sv1 = (SV *)db->app_private;
1309	REQ_SEND;	1641	REQ_SEND;
1310	ptr_nuke (ST (0));	1642	ptr_nuke (ST (0));
1311	}	1643	}
1312		1644
		1645	#if DB_VERSION_MINOR >= 4
		1646
1313	void	1647	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)	1648	db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = 0)
		1649	PREINIT:
		1650	CALLBACK
1315	CODE:	1651	CODE:
1316	{	1652	{
1317	dREQ (REQ_DB_COMPACT);	1653	dREQ (REQ_DB_COMPACT);
1318	req->db = db;	1654	req->db = db;
1319	req->txn = txn;	1655	req->txn = txn;
…		…
1321	sv_to_dbt (&req->dbt2, stop);	1657	sv_to_dbt (&req->dbt2, stop);
1322	req->uint1 = flags;	1658	req->uint1 = flags;
1323	REQ_SEND;	1659	REQ_SEND;
1324	}	1660	}
1325		1661
		1662	#endif
		1663
1326	void	1664	void
1327	db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1665	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
		1666	PREINIT:
		1667	CALLBACK
1328	CODE:	1668	CODE:
1329	{	1669	{
1330	dREQ (REQ_DB_SYNC);	1670	dREQ (REQ_DB_SYNC);
1331	req->db = db;	1671	req->db = db;
1332	req->uint1 = flags;	1672	req->uint1 = flags;
1333	REQ_SEND;	1673	REQ_SEND;
1334	}	1674	}
1335		1675
1336	void	1676	void
		1677	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
		1678	PREINIT:
		1679	CALLBACK
		1680	CODE:
		1681	{
		1682	dREQ (REQ_DB_SYNC);
		1683	req->db = db;
		1684	req->buf1 = strdup (file);
		1685	req->uint1 = flags;
		1686	REQ_SEND;
		1687	}
		1688
		1689	void
1337	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1690	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)
		1691	PREINIT:
		1692	CALLBACK
1338	CODE:	1693	CODE:
1339	{	1694	{
1340	dREQ (REQ_DB_KEY_RANGE);	1695	dREQ (REQ_DB_KEY_RANGE);
1341	req->db = db;	1696	req->db = db;
1342	req->txn = txn;	1697	req->txn = txn;
…		…
1345	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1700	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1346	REQ_SEND;	1701	REQ_SEND;
1347	}	1702	}
1348		1703
1349	void	1704	void
1350	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1705	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1706	PREINIT:
		1707	CALLBACK
1351	CODE:	1708	CODE:
1352	{	1709	{
1353	dREQ (REQ_DB_PUT);	1710	dREQ (REQ_DB_PUT);
1354	req->db = db;	1711	req->db = db;
1355	req->txn = txn;	1712	req->txn = txn;
…		…
1357	sv_to_dbt (&req->dbt2, data);	1714	sv_to_dbt (&req->dbt2, data);
1358	req->uint1 = flags;	1715	req->uint1 = flags;
1359	REQ_SEND;	1716	REQ_SEND;
1360	}	1717	}
1361		1718
		1719	#if DB_VERSION_MINOR >= 6
		1720
1362	void	1721	void
		1722	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1723	PREINIT:
		1724	CALLBACK
		1725	CODE:
		1726	{
		1727	dREQ (REQ_DB_EXISTS);
		1728	req->db = db;
		1729	req->txn = txn;
		1730	req->uint1 = flags;
		1731	sv_to_dbt (&req->dbt1, key);
		1732	REQ_SEND;
		1733	}
		1734
		1735	#endif
		1736
		1737	void
1363	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1738	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1739	PREINIT:
		1740	CALLBACK
1364	CODE:	1741	CODE:
		1742	if (SvREADONLY (data))
		1743	croak ("can't modify read-only data scalar in db_get");
1365	{	1744	{
1366	dREQ (REQ_DB_GET);	1745	dREQ (REQ_DB_GET);
1367	req->db = db;	1746	req->db = db;
1368	req->txn = txn;	1747	req->txn = txn;
1369	req->uint1 = flags;	1748	req->uint1 = flags;
…		…
1372	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1751	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1373	REQ_SEND;	1752	REQ_SEND;
1374	}	1753	}
1375		1754
1376	void	1755	void
1377	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1756	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1757	PREINIT:
		1758	CALLBACK
1378	CODE:	1759	CODE:
		1760	if (SvREADONLY (data))
		1761	croak ("can't modify read-only data scalar in db_pget");
1379	{	1762	{
1380	dREQ (REQ_DB_PGET);	1763	dREQ (REQ_DB_PGET);
1381	req->db = db;	1764	req->db = db;
1382	req->txn = txn;	1765	req->txn = txn;
1383	req->uint1 = flags;	1766	req->uint1 = flags;
…		…
1387	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1770	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1388	REQ_SEND;	1771	REQ_SEND;
1389	}	1772	}
1390		1773
1391	void	1774	void
1392	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1775	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1776	PREINIT:
		1777	CALLBACK
1393	CODE:	1778	CODE:
1394	{	1779	{
1395	dREQ (REQ_DB_DEL);	1780	dREQ (REQ_DB_DEL);
1396	req->db = db;	1781	req->db = db;
1397	req->txn = txn;	1782	req->txn = txn;
…		…
1399	sv_to_dbt (&req->dbt1, key);	1784	sv_to_dbt (&req->dbt1, key);
1400	REQ_SEND;	1785	REQ_SEND;
1401	}	1786	}
1402		1787
1403	void	1788	void
1404	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)	1789	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1790	PREINIT:
		1791	CALLBACK
1405	CODE:	1792	CODE:
1406	{	1793	{
1407	dREQ (REQ_TXN_COMMIT);	1794	dREQ (REQ_TXN_COMMIT);
1408	req->txn = txn;	1795	req->txn = txn;
1409	req->uint1 = flags;	1796	req->uint1 = flags;
1410	REQ_SEND;	1797	REQ_SEND;
1411	ptr_nuke (ST (0));	1798	ptr_nuke (ST (0));
1412	}	1799	}
1413		1800
1414	void	1801	void
1415	db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)	1802	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1803	PREINIT:
		1804	CALLBACK
1416	CODE:	1805	CODE:
1417	{	1806	{
1418	dREQ (REQ_TXN_ABORT);	1807	dREQ (REQ_TXN_ABORT);
1419	req->txn = txn;	1808	req->txn = txn;
1420	REQ_SEND;	1809	REQ_SEND;
1421	ptr_nuke (ST (0));	1810	ptr_nuke (ST (0));
1422	}	1811	}
1423		1812
1424	void	1813	void
		1814	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1815	PREINIT:
		1816	CALLBACK
		1817	CODE:
		1818	{
		1819	dREQ (REQ_TXN_FINISH);
		1820	req->txn = txn;
		1821	req->uint1 = flags;
		1822	REQ_SEND;
		1823	ptr_nuke (ST (0));
		1824	}
		1825
		1826	void
1425	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)	1827	db_c_close (DBC *dbc, SV *callback = 0)
		1828	PREINIT:
		1829	CALLBACK
1426	CODE:	1830	CODE:
1427	{	1831	{
1428	dREQ (REQ_C_CLOSE);	1832	dREQ (REQ_C_CLOSE);
1429	req->dbc = dbc;	1833	req->dbc = dbc;
1430	REQ_SEND;	1834	REQ_SEND;
1431	ptr_nuke (ST (0));	1835	ptr_nuke (ST (0));
1432	}	1836	}
1433		1837
1434	void	1838	void
1435	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)	1839	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
		1840	PREINIT:
		1841	CALLBACK
1436	CODE:	1842	CODE:
1437	{	1843	{
1438	dREQ (REQ_C_COUNT);	1844	dREQ (REQ_C_COUNT);
1439	req->dbc = dbc;	1845	req->dbc = dbc;
1440	req->sv1 = SvREFCNT_inc (count);	1846	req->sv1 = SvREFCNT_inc (count);
1441	REQ_SEND;	1847	REQ_SEND;
1442	}	1848	}
1443		1849
1444	void	1850	void
1445	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1851	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1852	PREINIT:
		1853	CALLBACK
1446	CODE:	1854	CODE:
1447	{	1855	{
1448	dREQ (REQ_C_PUT);	1856	dREQ (REQ_C_PUT);
1449	req->dbc = dbc;	1857	req->dbc = dbc;
1450	sv_to_dbt (&req->dbt1, key);	1858	sv_to_dbt (&req->dbt1, key);
…		…
1452	req->uint1 = flags;	1860	req->uint1 = flags;
1453	REQ_SEND;	1861	REQ_SEND;
1454	}	1862	}
1455		1863
1456	void	1864	void
1457	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1865	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1866	PREINIT:
		1867	CALLBACK
1458	CODE:	1868	CODE:
1459	{	1869	{
1460	dREQ (REQ_C_GET);	1870	dREQ (REQ_C_GET);
1461	req->dbc = dbc;	1871	req->dbc = dbc;
1462	req->uint1 = flags;	1872	req->uint1 = flags;
…		…
1477	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1887	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1478	REQ_SEND;	1888	REQ_SEND;
1479	}	1889	}
1480		1890
1481	void	1891	void
1482	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1892	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1893	PREINIT:
		1894	CALLBACK
1483	CODE:	1895	CODE:
1484	{	1896	{
1485	dREQ (REQ_C_PGET);	1897	dREQ (REQ_C_PGET);
1486	req->dbc = dbc;	1898	req->dbc = dbc;
1487	req->uint1 = flags;	1899	req->uint1 = flags;
…		…
1505	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1917	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1506	REQ_SEND;	1918	REQ_SEND;
1507	}	1919	}
1508		1920
1509	void	1921	void
1510	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)	1922	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		1923	PREINIT:
		1924	CALLBACK
1511	CODE:	1925	CODE:
1512	{	1926	{
1513	dREQ (REQ_C_DEL);	1927	dREQ (REQ_C_DEL);
1514	req->dbc = dbc;	1928	req->dbc = dbc;
1515	req->uint1 = flags;	1929	req->uint1 = flags;
1516	REQ_SEND;	1930	REQ_SEND;
1517	}	1931	}
1518		1932
1519		1933
		1934	#if DB_VERSION_MINOR >= 3
		1935
1520	void	1936	void
1521	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1937	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
		1938	PREINIT:
		1939	CALLBACK
1522	CODE:	1940	CODE:
1523	{	1941	{
1524	dREQ (REQ_SEQ_OPEN);	1942	dREQ (REQ_SEQ_OPEN);
1525	req->seq = seq;	1943	req->seq = seq;
1526	req->txn = txnid;	1944	req->txn = txnid;
…		…
1528	sv_to_dbt (&req->dbt1, key);	1946	sv_to_dbt (&req->dbt1, key);
1529	REQ_SEND;	1947	REQ_SEND;
1530	}	1948	}
1531		1949
1532	void	1950	void
1533	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)	1951	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
		1952	PREINIT:
		1953	CALLBACK
1534	CODE:	1954	CODE:
1535	{	1955	{
1536	dREQ (REQ_SEQ_CLOSE);	1956	dREQ (REQ_SEQ_CLOSE);
1537	req->seq = seq;	1957	req->seq = seq;
1538	req->uint1 = flags;	1958	req->uint1 = flags;
1539	REQ_SEND;	1959	REQ_SEND;
1540	ptr_nuke (ST (0));	1960	ptr_nuke (ST (0));
1541	}	1961	}
1542		1962
1543	void	1963	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)	1964	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
		1965	PREINIT:
		1966	CALLBACK
1545	CODE:	1967	CODE:
1546	{	1968	{
1547	dREQ (REQ_SEQ_GET);	1969	dREQ (REQ_SEQ_GET);
1548	req->seq = seq;	1970	req->seq = seq;
1549	req->txn = txnid;	1971	req->txn = txnid;
…		…
1552	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	1974	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1553	REQ_SEND;	1975	REQ_SEND;
1554	}	1976	}
1555		1977
1556	void	1978	void
1557	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1979	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
		1980	PREINIT:
		1981	CALLBACK
1558	CODE:	1982	CODE:
1559	{	1983	{
1560	dREQ (REQ_SEQ_REMOVE);	1984	dREQ (REQ_SEQ_REMOVE);
1561	req->seq = seq;	1985	req->seq = seq;
1562	req->txn = txnid;	1986	req->txn = txnid;
1563	req->uint1 = flags;	1987	req->uint1 = flags;
1564	REQ_SEND;	1988	REQ_SEND;
1565	}	1989	}
1566		1990
		1991	#endif
		1992
1567		1993
1568	MODULE = BDB PACKAGE = BDB::Env	1994	MODULE = BDB PACKAGE = BDB::Env
1569		1995
1570	void	1996	void
1571	DESTROY (DB_ENV_ornull *env)	1997	DESTROY (DB_ENV_ornuked *env)
1572	CODE:	1998	CODE:
1573	if (env)	1999	if (env)
1574	env->close (env, 0);	2000	env->close (env, 0);
1575		2001
1576	int set_data_dir (DB_ENV *env, const char *dir)	2002	int set_data_dir (DB_ENV *env, const char *dir)
…		…
1601	CODE:	2027	CODE:
1602	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2028	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1603	OUTPUT:	2029	OUTPUT:
1604	RETVAL	2030	RETVAL
1605		2031
1606	int set_flags (DB_ENV *env, U32 flags, int onoff)	2032	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1607	CODE:	2033	CODE:
1608	RETVAL = env->set_flags (env, flags, onoff);	2034	RETVAL = env->set_flags (env, flags, onoff);
1609	OUTPUT:	2035	OUTPUT:
1610	RETVAL	2036	RETVAL
1611		2037
		2038	#if DB_VERSION_MINOR >= 7
		2039
		2040	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
		2041	CODE:
		2042	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2043	OUTPUT:
		2044	RETVAL
		2045
		2046	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2047	CODE:
		2048	RETVAL = env->log_set_config (env, flags, onoff);
		2049	OUTPUT:
		2050	RETVAL
		2051
		2052	#endif
		2053
		2054
		2055	void set_errfile (DB_ENV *env, FILE *errfile = 0)
		2056	CODE:
		2057	env->set_errfile (env, errfile);
		2058
		2059	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
		2060	CODE:
		2061	env->set_msgfile (env, msgfile);
		2062
		2063	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
		2064	CODE:
		2065	RETVAL = env->set_verbose (env, which, onoff);
		2066	OUTPUT:
		2067	RETVAL
		2068
1612	int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)	2069	int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)
1613	CODE:	2070	CODE:
1614	RETVAL = env->set_encrypt (env, password, flags);	2071	RETVAL = env->set_encrypt (env, password, flags);
1615	OUTPUT:	2072	OUTPUT:
1616	RETVAL	2073	RETVAL
1617		2074
1618	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2075	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1619	CODE:	2076	CODE:
1620	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2077	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1621	OUTPUT:	2078	OUTPUT:
1622	RETVAL	2079	RETVAL
1623		2080
…		…
1672	int set_lg_max (DB_ENV *env, U32 max)	2129	int set_lg_max (DB_ENV *env, U32 max)
1673	CODE:	2130	CODE:
1674	RETVAL = env->set_lg_max (env, max);	2131	RETVAL = env->set_lg_max (env, max);
1675	OUTPUT:	2132	OUTPUT:
1676	RETVAL	2133	RETVAL
		2134
		2135	#if DB_VERSION_MINOR >= 4
		2136
		2137	int mutex_set_max (DB_ENV *env, U32 max)
		2138	CODE:
		2139	RETVAL = env->mutex_set_max (env, max);
		2140	OUTPUT:
		2141	RETVAL
		2142
		2143	int mutex_set_increment (DB_ENV *env, U32 increment)
		2144	CODE:
		2145	RETVAL = env->mutex_set_increment (env, increment);
		2146	OUTPUT:
		2147	RETVAL
		2148
		2149	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2150	CODE:
		2151	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2152	OUTPUT:
		2153	RETVAL
		2154
		2155	int mutex_set_align (DB_ENV *env, U32 align)
		2156	CODE:
		2157	RETVAL = env->mutex_set_align (env, align);
		2158	OUTPUT:
		2159	RETVAL
		2160
		2161	#endif
1677		2162
1678	DB_TXN *	2163	DB_TXN *
1679	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)	2164	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1680	CODE:	2165	CODE:
1681	errno = env->txn_begin (env, parent, &RETVAL, flags);	2166	errno = env->txn_begin (env, parent, &RETVAL, flags);
1682	if (errno)	2167	if (errno)
1683	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2168	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1684	OUTPUT:	2169	OUTPUT:
1685	RETVAL	2170	RETVAL
1686		2171
		2172	#if DB_VERSION_MINOR >= 5
		2173
		2174	DB_TXN *
		2175	cdsgroup_begin (DB_ENV *env)
		2176	CODE:
		2177	errno = env->cdsgroup_begin (env, &RETVAL);
		2178	if (errno)
		2179	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2180	OUTPUT:
		2181	RETVAL
		2182
		2183	#endif
		2184
1687	MODULE = BDB PACKAGE = BDB::Db	2185	MODULE = BDB PACKAGE = BDB::Db
1688		2186
1689	void	2187	void
1690	DESTROY (DB_ornull *db)	2188	DESTROY (DB_ornuked *db)
1691	CODE:	2189	CODE:
1692	if (db)	2190	if (db)
1693	{	2191	{
1694	SV *env = (SV *)db->app_private;	2192	SV *env = (SV *)db->app_private;
1695	db->close (db, 0);	2193	db->close (db, 0);
…		…
1700	CODE:	2198	CODE:
1701	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2199	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1702	OUTPUT:	2200	OUTPUT:
1703	RETVAL	2201	RETVAL
1704		2202
1705	int set_flags (DB *db, U32 flags);	2203	int set_flags (DB *db, U32 flags)
1706	CODE:	2204	CODE:
1707	RETVAL = db->set_flags (db, flags);	2205	RETVAL = db->set_flags (db, flags);
1708	OUTPUT:	2206	OUTPUT:
1709	RETVAL	2207	RETVAL
1710		2208
…		…
1724	CODE:	2222	CODE:
1725	RETVAL = db->set_bt_minkey (db, minkey);	2223	RETVAL = db->set_bt_minkey (db, minkey);
1726	OUTPUT:	2224	OUTPUT:
1727	RETVAL	2225	RETVAL
1728		2226
1729	int set_re_delim(DB *db, int delim);	2227	int set_re_delim (DB *db, int delim)
1730	CODE:	2228	CODE:
1731	RETVAL = db->set_re_delim (db, delim);	2229	RETVAL = db->set_re_delim (db, delim);
1732	OUTPUT:	2230	OUTPUT:
1733	RETVAL	2231	RETVAL
1734		2232
…		…
1775	if (errno)	2273	if (errno)
1776	croak ("DB->cursor: %s", db_strerror (errno));	2274	croak ("DB->cursor: %s", db_strerror (errno));
1777	OUTPUT:	2275	OUTPUT:
1778	RETVAL	2276	RETVAL
1779		2277
		2278	#if DB_VERSION_MINOR >= 3
		2279
1780	DB_SEQUENCE *	2280	DB_SEQUENCE *
1781	sequence (DB *db, U32 flags = 0)	2281	sequence (DB *db, U32 flags = 0)
1782	CODE:	2282	CODE:
1783	{	2283	{
1784	errno = db_sequence_create (&RETVAL, db, flags);	2284	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1786	croak ("db_sequence_create: %s", db_strerror (errno));	2286	croak ("db_sequence_create: %s", db_strerror (errno));
1787	}	2287	}
1788	OUTPUT:	2288	OUTPUT:
1789	RETVAL	2289	RETVAL
1790		2290
		2291	#endif
		2292
1791		2293
1792	MODULE = BDB PACKAGE = BDB::Txn	2294	MODULE = BDB PACKAGE = BDB::Txn
1793		2295
1794	void	2296	void
1795	DESTROY (DB_TXN_ornull *txn)	2297	DESTROY (DB_TXN_ornuked *txn)
1796	CODE:	2298	CODE:
1797	if (txn)	2299	if (txn)
1798	txn->abort (txn);	2300	txn->abort (txn);
1799		2301
1800	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2302	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1801	CODE:	2303	CODE:
1802	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2304	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1803	OUTPUT:	2305	OUTPUT:
1804	RETVAL	2306	RETVAL
1805		2307
		2308	int failed (DB_TXN *txn)
		2309	CODE:
		2310	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2311	OUTPUT:
		2312	RETVAL
		2313
1806		2314
1807	MODULE = BDB PACKAGE = BDB::Cursor	2315	MODULE = BDB PACKAGE = BDB::Cursor
1808		2316
1809	void	2317	void
1810	DESTROY (DBC_ornull *dbc)	2318	DESTROY (DBC_ornuked *dbc)
1811	CODE:	2319	CODE:
1812	if (dbc)	2320	if (dbc)
1813	dbc->c_close (dbc);	2321	dbc->c_close (dbc);
1814		2322
		2323	#if DB_VERSION_MINOR >= 6
		2324
		2325	int set_priority (DBC *dbc, int priority)
		2326	CODE:
		2327	dbc->set_priority (dbc, priority);
		2328
		2329	#endif
		2330
		2331	#if DB_VERSION_MINOR >= 3
		2332
1815	MODULE = BDB PACKAGE = BDB::Sequence	2333	MODULE = BDB PACKAGE = BDB::Sequence
1816		2334
1817	void	2335	void
1818	DESTROY (DB_SEQUENCE_ornull *seq)	2336	DESTROY (DB_SEQUENCE_ornuked *seq)
1819	CODE:	2337	CODE:
1820	if (seq)	2338	if (seq)
1821	seq->close (seq, 0);	2339	seq->close (seq, 0);
1822		2340
1823	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2341	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1842	CODE:	2360	CODE:
1843	RETVAL = seq->set_range (seq, min, max);	2361	RETVAL = seq->set_range (seq, min, max);
1844	OUTPUT:	2362	OUTPUT:
1845	RETVAL	2363	RETVAL
1846		2364
		2365	#endif
		2366
		2367

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