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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 1.50 by root, Thu Sep 25 13:22:32 2008 UTC

1	/* solaris */	1	#include <sys/user.h>
2	#define _POSIX_PTHREAD_SEMANTICS 1	2	#include <sys/ptrace.h>
3		3
4	#if __linux && !defined(_GNU_SOURCE)	4	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
5	# define _GNU_SOURCE
6	#endif
7		5
8	/* just in case */	6	#include "xthread.h"
9	#define _REENTRANT 1
10		7
11	#include <errno.h>	8	#include <errno.h>
12		9
13	#include "EXTERN.h"	10	#include "EXTERN.h"
14	#include "perl.h"	11	#include "perl.h"
15	#include "XSUB.h"	12	#include "XSUB.h"
16		13
17	#include <pthread.h>	14	// perl stupidly defines these as macros, breaking
		15	// lots and lots of code.
		16	#undef open
		17	#undef close
		18	#undef abort
		19	#undef malloc
		20	#undef free
		21	#undef send
18		22
19	#include <stddef.h>	23	#include <stddef.h>
20	#include <stdlib.h>	24	#include <stdlib.h>
21	#include <errno.h>	25	#include <errno.h>
22	#include <sys/time.h>
23	#include <sys/types.h>	26	#include <sys/types.h>
24	#include <limits.h>	27	#include <limits.h>
25	#include <unistd.h>
26	#include <fcntl.h>	28	#include <fcntl.h>
27		29
		30	#ifndef _WIN32
		31	# include <sys/time.h>
		32	# include <unistd.h>
		33	#endif
		34
28	#include <db.h>	35	#include <db.h>
29		36
30	#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 5)	37	#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
31	# error you need Berkeley DB 4.5 or newer installed	38	# error you need Berkeley DB 4.3 or a newer 4.x version installed
32	#endif	39	#endif
33		40
34	/* number of seconds after which idle threads exit */	41	/* number of seconds after which idle threads exit */
35	#define IDLE_TIMEOUT 10	42	#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		43
49	typedef DB_ENV DB_ENV_ornull;	44	typedef DB_ENV DB_ENV_ornull;
50	typedef DB_TXN DB_TXN_ornull;	45	typedef DB_TXN DB_TXN_ornull;
51	typedef DBC DBC_ornull;	46	typedef DBC DBC_ornull;
52	typedef DB DB_ornull;	47	typedef DB DB_ornull;
		48
		49	typedef DB_ENV DB_ENV_ornuked;
		50	typedef DB_TXN DB_TXN_ornuked;
		51	typedef DBC DBC_ornuked;
		52	typedef DB DB_ornuked;
		53
		54	#if DB_VERSION_MINOR >= 3
53	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	55	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		56	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		57	#endif
54		58
55	typedef SV SV8; /* byte-sv, used for argument-checking */	59	typedef SV SV8; /* byte-sv, used for argument-checking */
56	typedef char *octetstring;	60	typedef char *bdb_filename;
57		61
58	static SV *prepare_cb;	62	static SV *prepare_cb;
59		63
		64	#if DB_VERSION_MINOR >= 6
		65	# define c_close close
		66	# define c_count count
		67	# define c_del del
		68	# define c_dup dup
		69	# define c_get get
		70	# define c_pget pget
		71	# define c_put put
		72	#endif
		73
60	static inline char *	74	static char *
		75	get_bdb_filename (SV *sv)
		76	{
		77	if (!SvOK (sv))
		78	return 0;
		79
		80	#if _WIN32
		81	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		82	{
		83	STRLEN len;
		84	char *src = SvPVbyte (sv, len);
		85	SV *t1 = sv_newmortal ();
		86	SV *t2 = sv_newmortal ();
		87
		88	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		89	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		90
		91	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		92	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		93	SvPOK_only (t2);
		94	SvPVX (t2)[len] = 0;
		95	SvCUR_set (t2, len);
		96
		97	return SvPVX (t2);
		98	}
		99	#else
		100	return SvPVbyte_nolen (sv);
		101	#endif
		102	}
		103
		104	static void
		105	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
		106	{
		107	printf ("err[%s]\n", msg);
		108	}
		109
		110	static void
		111	debug_msgcall (const DB_ENV *dbenv, const char *msg)
		112	{
		113	printf ("msg[%s]\n", msg);
		114	}
		115
		116	static char *
61	strdup_ornull (const char *s)	117	strdup_ornull (const char *s)
62	{	118	{
63	return s ? strdup (s) : 0;	119	return s ? strdup (s) : 0;
64	}	120	}
65		121
66	static inline void	122	static void
67	sv_to_dbt (DBT *dbt, SV *sv)	123	sv_to_dbt (DBT *dbt, SV *sv)
68	{	124	{
69	STRLEN len;	125	STRLEN len;
70	char *data = SvPVbyte (sv, len);	126	char *data = SvPVbyte (sv, len);
71		127
…		…
73	memcpy (dbt->data, data, len);	129	memcpy (dbt->data, data, len);
74	dbt->size = len;	130	dbt->size = len;
75	dbt->flags = DB_DBT_REALLOC;	131	dbt->flags = DB_DBT_REALLOC;
76	}	132	}
77		133
78	static inline void	134	static void
79	dbt_to_sv (SV *sv, DBT *dbt)	135	dbt_to_sv (SV *sv, DBT *dbt)
80	{	136	{
81	if (sv)	137	if (sv)
82	{	138	{
83	SvREADONLY_off (sv);	139	SvREADONLY_off (sv);
84	sv_setpvn_mg (sv, dbt->data, dbt->size);	140	sv_setsv_mg (sv, dbt->data ? newSVpvn (dbt->data, dbt->size) : &PL_sv_undef);
85	SvREFCNT_dec (sv);	141	SvREFCNT_dec (sv);
86	}	142	}
87		143
		144	//assert (dbt->flags & DBT_MALLOC || !dbt->data);
88	free (dbt->data);	145	free (dbt->data);
89	}	146	}
90		147
91	enum {	148	enum {
92	REQ_QUIT,	149	REQ_QUIT,
93	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	150	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
94	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	151	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,	152	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,	153	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,	154	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,	155	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,	156	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
100	};	157	};
101		158
102	typedef struct aio_cb	159	typedef struct bdb_cb
103	{	160	{
104	struct aio_cb *volatile next;	161	struct bdb_cb *volatile next;
105	SV *callback;	162	SV *callback;
106	int type, pri, result;	163	int type, pri, result;
107		164
108	DB_ENV *env;	165	DB_ENV *env;
109	DB *db;	166	DB *db;
…		…
111	DBC *dbc;	168	DBC *dbc;
112		169
113	UV uv1;	170	UV uv1;
114	int int1, int2;	171	int int1, int2;
115	U32 uint1, uint2;	172	U32 uint1, uint2;
116	char *buf1, *buf2;	173	char *buf1, *buf2, *buf3;
117	SV *sv1, *sv2, *sv3;	174	SV *sv1, *sv2, *sv3;
118		175
119	DBT dbt1, dbt2, dbt3;	176	DBT dbt1, dbt2, dbt3;
120	DB_KEY_RANGE key_range;	177	DB_KEY_RANGE key_range;
		178	#if DB_VERSION_MINOR >= 3
121	DB_SEQUENCE *seq;	179	DB_SEQUENCE *seq;
122	db_seq_t seq_t;	180	db_seq_t seq_t;
123	} aio_cb;	181	#endif
124		182
		183	SV *rsv1, *rsv2; // keep some request objects alive
		184	} bdb_cb;
		185
125	typedef aio_cb *aio_req;	186	typedef bdb_cb *bdb_req;
126		187
127	enum {	188	enum {
128	PRI_MIN = -4,	189	PRI_MIN = -4,
129	PRI_MAX = 4,	190	PRI_MAX = 4,
130		191
…		…
133	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	194	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
134	};	195	};
135		196
136	#define AIO_TICKS ((1000000 + 1023) >> 10)	197	#define AIO_TICKS ((1000000 + 1023) >> 10)
137		198
		199	static SV *on_next_submit;
		200
138	static unsigned int max_poll_time = 0;	201	static unsigned int max_poll_time = 0;
139	static unsigned int max_poll_reqs = 0;	202	static unsigned int max_poll_reqs = 0;
140		203
141	/* calculcate time difference in ~1/AIO_TICKS of a second */	204	/* calculcate time difference in ~1/AIO_TICKS of a second */
142	static int tvdiff (struct timeval *tv1, struct timeval *tv2)	205	static int tvdiff (struct timeval *tv1, struct timeval *tv2)
…		…
147		210
148	static int next_pri = DEFAULT_PRI + PRI_BIAS;	211	static int next_pri = DEFAULT_PRI + PRI_BIAS;
149		212
150	static unsigned int started, idle, wanted;	213	static unsigned int started, idle, wanted;
151		214
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 */	215	/* worker threads management */
162	static pthread_mutex_t wrklock = AIO_MUTEX_INIT;	216	static mutex_t wrklock = X_MUTEX_INIT;
163		217
164	typedef struct worker {	218	typedef struct worker {
165	/* locked by wrklock */	219	/* locked by wrklock */
166	struct worker *prev, *next;	220	struct worker *prev, *next;
167		221
168	pthread_t tid;	222	thread_t tid;
169		223
170	/* locked by reslock, reqlock or wrklock */	224	/* locked by reslock, reqlock or wrklock */
171	aio_req req; /* currently processed request */	225	bdb_req req; /* currently processed request */
172	void *dbuf;	226	void *dbuf;
173	DIR *dirp;	227	DIR *dirp;
174	} worker;	228	} worker;
175		229
176	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	230	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
188	}	242	}
189		243
190	static volatile unsigned int nreqs, nready, npending;	244	static volatile unsigned int nreqs, nready, npending;
191	static volatile unsigned int max_idle = 4;	245	static volatile unsigned int max_idle = 4;
192	static volatile unsigned int max_outstanding = 0xffffffff;	246	static volatile unsigned int max_outstanding = 0xffffffff;
193	static int respipe [2];	247	static int respipe_osf [2], respipe [2] = { -1, -1 };
194		248
195	static pthread_mutex_t reslock = AIO_MUTEX_INIT;	249	static mutex_t reslock = X_MUTEX_INIT;
196	static pthread_mutex_t reqlock = AIO_MUTEX_INIT;	250	static mutex_t reqlock = X_MUTEX_INIT;
197	static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER;	251	static cond_t reqwait = X_COND_INIT;
198		252
199	#if WORDACCESS_UNSAFE	253	#if WORDACCESS_UNSAFE
200		254
201	static unsigned int get_nready ()	255	static unsigned int get_nready (void)
202	{	256	{
203	unsigned int retval;	257	unsigned int retval;
204		258
205	LOCK (reqlock);	259	X_LOCK (reqlock);
206	retval = nready;	260	retval = nready;
207	UNLOCK (reqlock);	261	X_UNLOCK (reqlock);
208		262
209	return retval;	263	return retval;
210	}	264	}
211		265
212	static unsigned int get_npending ()	266	static unsigned int get_npending (void)
213	{	267	{
214	unsigned int retval;	268	unsigned int retval;
215		269
216	LOCK (reslock);	270	X_LOCK (reslock);
217	retval = npending;	271	retval = npending;
218	UNLOCK (reslock);	272	X_UNLOCK (reslock);
219		273
220	return retval;	274	return retval;
221	}	275	}
222		276
223	static unsigned int get_nthreads ()	277	static unsigned int get_nthreads (void)
224	{	278	{
225	unsigned int retval;	279	unsigned int retval;
226		280
227	LOCK (wrklock);	281	X_LOCK (wrklock);
228	retval = started;	282	retval = started;
229	UNLOCK (wrklock);	283	X_UNLOCK (wrklock);
230		284
231	return retval;	285	return retval;
232	}	286	}
233		287
234	#else	288	#else
…		…
243	* a somewhat faster data structure might be nice, but	297	* a somewhat faster data structure might be nice, but
244	* with 8 priorities this actually needs <20 insns	298	* with 8 priorities this actually needs <20 insns
245	* per shift, the most expensive operation.	299	* per shift, the most expensive operation.
246	*/	300	*/
247	typedef struct {	301	typedef struct {
248	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	302	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
249	int size;	303	int size;
250	} reqq;	304	} reqq;
251		305
252	static reqq req_queue;	306	static reqq req_queue;
253	static reqq res_queue;	307	static reqq res_queue;
254		308
255	int reqq_push (reqq *q, aio_req req)	309	int reqq_push (reqq *q, bdb_req req)
256	{	310	{
257	int pri = req->pri;	311	int pri = req->pri;
258	req->next = 0;	312	req->next = 0;
259		313
260	if (q->qe[pri])	314	if (q->qe[pri])
…		…
266	q->qe[pri] = q->qs[pri] = req;	320	q->qe[pri] = q->qs[pri] = req;
267		321
268	return q->size++;	322	return q->size++;
269	}	323	}
270		324
271	aio_req reqq_shift (reqq *q)	325	bdb_req reqq_shift (reqq *q)
272	{	326	{
273	int pri;	327	int pri;
274		328
275	if (!q->size)	329	if (!q->size)
276	return 0;	330	return 0;
277		331
278	--q->size;	332	--q->size;
279		333
280	for (pri = NUM_PRI; pri--; )	334	for (pri = NUM_PRI; pri--; )
281	{	335	{
282	aio_req req = q->qs[pri];	336	bdb_req req = q->qs[pri];
283		337
284	if (req)	338	if (req)
285	{	339	{
286	if (!(q->qs[pri] = req->next))	340	if (!(q->qs[pri] = req->next))
287	q->qe[pri] = 0;	341	q->qe[pri] = 0;
…		…
291	}	345	}
292		346
293	abort ();	347	abort ();
294	}	348	}
295		349
296	static int poll_cb ();	350	static int poll_cb (void);
297	static void req_free (aio_req req);	351	static void req_free (bdb_req req);
298	static void req_cancel (aio_req req);	352	static void req_cancel (bdb_req req);
299		353
300	static int req_invoke (aio_req req)	354	static int req_invoke (bdb_req req)
301	{	355	{
302	dSP;	356	dSP;
303		357
304	if (SvOK (req->callback))	358	if (req->callback)
305	{	359	{
306	ENTER;	360	ENTER;
307	SAVETMPS;	361	SAVETMPS;
308	PUSHMARK (SP);	362	PUSHMARK (SP);
309		363
…		…
323	dbt_to_sv (req->sv1, &req->dbt1);	377	dbt_to_sv (req->sv1, &req->dbt1);
324	dbt_to_sv (req->sv2, &req->dbt2);	378	dbt_to_sv (req->sv2, &req->dbt2);
325	dbt_to_sv (req->sv3, &req->dbt3);	379	dbt_to_sv (req->sv3, &req->dbt3);
326	break;	380	break;
327		381
		382	case REQ_DB_PUT:
		383	case REQ_C_PUT:
		384	dbt_to_sv (0, &req->dbt1);
		385	dbt_to_sv (0, &req->dbt2);
		386	break;
		387
328	case REQ_DB_KEY_RANGE:	388	case REQ_DB_KEY_RANGE:
329	{	389	{
330	AV *av = newAV ();	390	AV *av = newAV ();
331		391
332	av_push (av, newSVnv (req->key_range.less));	392	av_push (av, newSVnv (req->key_range.less));
…		…
337	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));	397	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
338	SvREFCNT_dec (req->sv1);	398	SvREFCNT_dec (req->sv1);
339	}	399	}
340	break;	400	break;
341		401
		402	#if DB_VERSION_MINOR >= 3
342	case REQ_SEQ_GET:	403	case REQ_SEQ_GET:
343	SvREADONLY_off (req->sv1);	404	SvREADONLY_off (req->sv1);
344		405
345	if (sizeof (IV) > 4)	406	if (sizeof (IV) > 4)
346	sv_setiv_mg (req->sv1, req->seq_t);	407	sv_setiv_mg (req->sv1, (IV)req->seq_t);
347	else	408	else
348	sv_setnv_mg (req->sv1, req->seq_t);	409	sv_setnv_mg (req->sv1, (NV)req->seq_t);
349		410
350	SvREFCNT_dec (req->sv1);	411	SvREFCNT_dec (req->sv1);
351	break;	412	break;
		413	#endif
352	}	414	}
353		415
354	errno = req->result;	416	errno = req->result;
355		417
356	PUTBACK;	418	PUTBACK;
…		…
362	}	424	}
363		425
364	return !SvTRUE (ERRSV);	426	return !SvTRUE (ERRSV);
365	}	427	}
366		428
367	static void req_free (aio_req req)	429	static void req_free (bdb_req req)
368	{	430	{
		431	SvREFCNT_dec (req->callback);
		432
		433	SvREFCNT_dec (req->rsv1);
		434	SvREFCNT_dec (req->rsv2);
		435
369	free (req->buf1);	436	free (req->buf1);
370	free (req->buf2);	437	free (req->buf2);
		438	free (req->buf3);
		439
371	Safefree (req);	440	Safefree (req);
372	}	441	}
373		442
374	static void *aio_proc (void *arg);	443	#ifdef USE_SOCKETS_AS_HANDLES
		444	# define TO_SOCKET(x) (win32_get_osfhandle (x))
		445	#else
		446	# define TO_SOCKET(x) (x)
		447	#endif
		448
		449	static void
		450	create_respipe (void)
		451	{
		452	#ifdef _WIN32
		453	int arg; /* argg */
		454	#endif
		455	int old_readfd = respipe [0];
		456
		457	if (respipe [1] >= 0)
		458	respipe_close (TO_SOCKET (respipe [1]));
		459
		460	#ifdef _WIN32
		461	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
		462	#else
		463	if (pipe (respipe))
		464	#endif
		465	croak ("unable to initialize result pipe");
		466
		467	if (old_readfd >= 0)
		468	{
		469	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		470	croak ("unable to initialize result pipe(2)");
		471
		472	respipe_close (respipe [0]);
		473	respipe [0] = old_readfd;
		474	}
		475
		476	#ifdef _WIN32
		477	arg = 1;
		478	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		479	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		480	#else
		481	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		482	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		483	#endif
		484	croak ("unable to initialize result pipe(3)");
		485
		486	respipe_osf [0] = TO_SOCKET (respipe [0]);
		487	respipe_osf [1] = TO_SOCKET (respipe [1]);
		488	}
		489
		490	X_THREAD_PROC (bdb_proc);
375		491
376	static void start_thread (void)	492	static void start_thread (void)
377	{	493	{
378	sigset_t fullsigset, oldsigset;
379	pthread_attr_t attr;
380
381	worker *wrk = calloc (1, sizeof (worker));	494	worker *wrk = calloc (1, sizeof (worker));
382		495
383	if (!wrk)	496	if (!wrk)
384	croak ("unable to allocate worker thread data");	497	croak ("unable to allocate worker thread data");
385		498
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);	499	X_LOCK (wrklock);
395	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
396
397	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	500	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
398	{	501	{
399	wrk->prev = &wrk_first;	502	wrk->prev = &wrk_first;
400	wrk->next = wrk_first.next;	503	wrk->next = wrk_first.next;
401	wrk_first.next->prev = wrk;	504	wrk_first.next->prev = wrk;
402	wrk_first.next = wrk;	505	wrk_first.next = wrk;
403	++started;	506	++started;
404	}	507	}
405	else	508	else
406	free (wrk);	509	free (wrk);
407		510
408	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
409	UNLOCK (wrklock);	511	X_UNLOCK (wrklock);
410	}	512	}
411		513
412	static void maybe_start_thread ()	514	static void maybe_start_thread (void)
413	{	515	{
414	if (get_nthreads () >= wanted)	516	if (get_nthreads () >= wanted)
415	return;	517	return;
416		518
417	/* todo: maybe use idle here, but might be less exact */	519	/* todo: maybe use idle here, but might be less exact */
…		…
419	return;	521	return;
420		522
421	start_thread ();	523	start_thread ();
422	}	524	}
423		525
424	static void req_send (aio_req req)	526	static void req_send (bdb_req req)
425	{	527	{
426	SV *wait_callback = 0;	528	SV *wait_callback = 0;
427		529
		530	if (on_next_submit)
		531	{
		532	dSP;
		533	SV *cb = sv_2mortal (on_next_submit);
		534
		535	on_next_submit = 0;
		536
		537	PUSHMARK (SP);
		538	PUTBACK;
		539	call_sv (cb, G_DISCARD | G_EVAL);
		540	SPAGAIN;
		541	}
		542
428	// synthesize callback if none given	543	// synthesize callback if none given
429	if (!SvOK (req->callback))	544	if (!req->callback)
430	{	545	{
		546	int count;
		547
431	dSP;	548	dSP;
432	PUSHMARK (SP);	549	PUSHMARK (SP);
433	PUTBACK;	550	PUTBACK;
434	int count = call_sv (prepare_cb, G_ARRAY);	551	count = call_sv (prepare_cb, G_ARRAY);
435	SPAGAIN;	552	SPAGAIN;
436		553
437	if (count != 2)	554	if (count != 2)
438	croak ("prepare callback must return exactly two values\n");	555	croak ("prepare callback must return exactly two values\n");
439		556
440	wait_callback = SvREFCNT_inc (POPs);	557	wait_callback = POPs;
441	SvREFCNT_dec (req->callback);
442	req->callback = SvREFCNT_inc (POPs);	558	req->callback = SvREFCNT_inc (POPs);
443	}	559	}
444		560
445	++nreqs;	561	++nreqs;
446		562
447	LOCK (reqlock);	563	X_LOCK (reqlock);
448	++nready;	564	++nready;
449	reqq_push (&req_queue, req);	565	reqq_push (&req_queue, req);
450	pthread_cond_signal (&reqwait);	566	X_COND_SIGNAL (reqwait);
451	UNLOCK (reqlock);	567	X_UNLOCK (reqlock);
452		568
453	maybe_start_thread ();	569	maybe_start_thread ();
454		570
455	if (wait_callback)	571	if (wait_callback)
456	{	572	{
457	dSP;	573	dSP;
458	PUSHMARK (SP);	574	PUSHMARK (SP);
459	PUTBACK;	575	PUTBACK;
460	call_sv (wait_callback, G_DISCARD);	576	call_sv (wait_callback, G_DISCARD);
461	SvREFCNT_dec (wait_callback);
462	}	577	}
463	}	578	}
464		579
465	static void end_thread (void)	580	static void end_thread (void)
466	{	581	{
467	aio_req req;	582	bdb_req req;
468		583
469	Newz (0, req, 1, aio_cb);	584	Newz (0, req, 1, bdb_cb);
470		585
471	req->type = REQ_QUIT;	586	req->type = REQ_QUIT;
472	req->pri = PRI_MAX + PRI_BIAS;	587	req->pri = PRI_MAX + PRI_BIAS;
473		588
474	LOCK (reqlock);	589	X_LOCK (reqlock);
475	reqq_push (&req_queue, req);	590	reqq_push (&req_queue, req);
476	pthread_cond_signal (&reqwait);	591	X_COND_SIGNAL (reqwait);
477	UNLOCK (reqlock);	592	X_UNLOCK (reqlock);
478		593
479	LOCK (wrklock);	594	X_LOCK (wrklock);
480	--started;	595	--started;
481	UNLOCK (wrklock);	596	X_UNLOCK (wrklock);
482	}	597	}
483		598
484	static void set_max_idle (int nthreads)	599	static void set_max_idle (int nthreads)
485	{	600	{
486	if (WORDACCESS_UNSAFE) LOCK (reqlock);	601	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
487	max_idle = nthreads <= 0 ? 1 : nthreads;	602	max_idle = nthreads <= 0 ? 1 : nthreads;
488	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	603	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
489	}	604	}
490		605
491	static void min_parallel (int nthreads)	606	static void min_parallel (int nthreads)
492	{	607	{
493	if (wanted < nthreads)	608	if (wanted < nthreads)
…		…
501		616
502	while (started > wanted)	617	while (started > wanted)
503	end_thread ();	618	end_thread ();
504	}	619	}
505		620
506	static void poll_wait ()	621	static void poll_wait (void)
507	{	622	{
508	fd_set rfd;	623	fd_set rfd;
509		624
510	while (nreqs)	625	while (nreqs)
511	{	626	{
512	int size;	627	int size;
513	if (WORDACCESS_UNSAFE) LOCK (reslock);	628	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
514	size = res_queue.size;	629	size = res_queue.size;
515	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	630	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
516		631
517	if (size)	632	if (size)
518	return;	633	return;
519		634
520	maybe_start_thread ();	635	maybe_start_thread ();
521		636
522	FD_ZERO(&rfd);	637	FD_ZERO (&rfd);
523	FD_SET(respipe [0], &rfd);	638	FD_SET (respipe [0], &rfd);
524		639
525	select (respipe [0] + 1, &rfd, 0, 0, 0);	640	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
526	}	641	}
527	}	642	}
528		643
529	static int poll_cb ()	644	static int poll_cb (void)
530	{	645	{
531	dSP;	646	dSP;
532	int count = 0;	647	int count = 0;
533	int maxreqs = max_poll_reqs;	648	int maxreqs = max_poll_reqs;
534	int do_croak = 0;	649	int do_croak = 0;
535	struct timeval tv_start, tv_now;	650	struct timeval tv_start, tv_now;
536	aio_req req;	651	bdb_req req;
537		652
538	if (max_poll_time)	653	if (max_poll_time)
539	gettimeofday (&tv_start, 0);	654	gettimeofday (&tv_start, 0);
540		655
541	for (;;)	656	for (;;)
542	{	657	{
543	for (;;)	658	for (;;)
544	{	659	{
545	maybe_start_thread ();	660	maybe_start_thread ();
546		661
547	LOCK (reslock);	662	X_LOCK (reslock);
548	req = reqq_shift (&res_queue);	663	req = reqq_shift (&res_queue);
549		664
550	if (req)	665	if (req)
551	{	666	{
552	--npending;	667	--npending;
553		668
554	if (!res_queue.size)	669	if (!res_queue.size)
555	{	670	{
556	/* read any signals sent by the worker threads */	671	/* read any signals sent by the worker threads */
557	char buf [4];	672	char buf [4];
558	while (read (respipe [0], buf, 4) == 4)	673	while (respipe_read (respipe [0], buf, 4) == 4)
559	;	674	;
560	}	675	}
561	}	676	}
562		677
563	UNLOCK (reslock);	678	X_UNLOCK (reslock);
564		679
565	if (!req)	680	if (!req)
566	break;	681	break;
567		682
568	--nreqs;	683	--nreqs;
…		…
598	}	713	}
599		714
600	return count;	715	return count;
601	}	716	}
602		717
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	/*****************************************************************************/	718	/*****************************************************************************/
616		719
617	static void *aio_proc (void *thr_arg)	720	X_THREAD_PROC (bdb_proc)
618	{	721	{
619	aio_req req;	722	bdb_req req;
620	struct timespec ts;	723	struct timespec ts;
621	worker *self = (worker *)thr_arg;	724	worker *self = (worker *)thr_arg;
622		725
623	/* try to distribute timeouts somewhat evenly */	726	/* try to distribute timeouts somewhat evenly */
624	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	727	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
625	* (1000000000UL / 1024UL);
626		728
627	for (;;)	729	for (;;)
628	{	730	{
629	ts.tv_sec = time (0) + IDLE_TIMEOUT;	731	ts.tv_sec = time (0) + IDLE_TIMEOUT;
630		732
631	LOCK (reqlock);	733	X_LOCK (reqlock);
632		734
633	for (;;)	735	for (;;)
634	{	736	{
635	self->req = req = reqq_shift (&req_queue);	737	self->req = req = reqq_shift (&req_queue);
636		738
637	if (req)	739	if (req)
638	break;	740	break;
639		741
640	++idle;	742	++idle;
641		743
642	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	744	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
643	== ETIMEDOUT)	745	== ETIMEDOUT)
644	{	746	{
645	if (idle > max_idle)	747	if (idle > max_idle)
646	{	748	{
647	--idle;	749	--idle;
648	UNLOCK (reqlock);	750	X_UNLOCK (reqlock);
649	LOCK (wrklock);	751	X_LOCK (wrklock);
650	--started;	752	--started;
651	UNLOCK (wrklock);	753	X_UNLOCK (wrklock);
652	goto quit;	754	goto quit;
653	}	755	}
654		756
655	/* we are allowed to idle, so do so without any timeout */	757	/* we are allowed to idle, so do so without any timeout */
656	pthread_cond_wait (&reqwait, &reqlock);	758	X_COND_WAIT (reqwait, reqlock);
657	ts.tv_sec = time (0) + IDLE_TIMEOUT;	759	ts.tv_sec = time (0) + IDLE_TIMEOUT;
658	}	760	}
659		761
660	--idle;	762	--idle;
661	}	763	}
662		764
663	--nready;	765	--nready;
664		766
665	UNLOCK (reqlock);	767	X_UNLOCK (reqlock);
666		768
667	switch (req->type)	769	switch (req->type)
668	{	770	{
669	case REQ_QUIT:	771	case REQ_QUIT:
		772	req->result = ENOSYS;
670	goto quit;	773	goto quit;
671		774
672	case REQ_ENV_OPEN:	775	case REQ_ENV_OPEN:
673	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);	776	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
674	break;	777	break;
…		…
691		794
692	case REQ_ENV_MEMP_TRICKLE:	795	case REQ_ENV_MEMP_TRICKLE:
693	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);	796	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
694	break;	797	break;
695		798
		799	case REQ_ENV_DBREMOVE:
		800	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		801	break;
		802
		803	case REQ_ENV_DBRENAME:
		804	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		805	break;
		806
696	case REQ_DB_OPEN:	807	case REQ_DB_OPEN:
697	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	808	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
698	break;	809	break;
699		810
700	case REQ_DB_CLOSE:	811	case REQ_DB_CLOSE:
701	req->result = req->db->close (req->db, req->uint1);	812	req->result = req->db->close (req->db, req->uint1);
702	break;	813	break;
703		814
		815	#if DB_VERSION_MINOR >= 4
704	case REQ_DB_COMPACT:	816	case REQ_DB_COMPACT:
705	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);	817	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
706	break;	818	break;
		819	#endif
707		820
708	case REQ_DB_SYNC:	821	case REQ_DB_SYNC:
709	req->result = req->db->sync (req->db, req->uint1);	822	req->result = req->db->sync (req->db, req->uint1);
710	break;	823	break;
711		824
		825	case REQ_DB_UPGRADE:
		826	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		827	break;
		828
712	case REQ_DB_PUT:	829	case REQ_DB_PUT:
713	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	830	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
714	break;	831	break;
715		832
		833	#if DB_VERSION_MINOR >= 6
		834	case REQ_DB_EXISTS:
		835	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		836	break;
		837	#endif
716	case REQ_DB_GET:	838	case REQ_DB_GET:
717	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);	839	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
718	break;	840	break;
719		841
720	case REQ_DB_PGET:	842	case REQ_DB_PGET:
…		…
733	req->result = req->txn->commit (req->txn, req->uint1);	855	req->result = req->txn->commit (req->txn, req->uint1);
734	break;	856	break;
735		857
736	case REQ_TXN_ABORT:	858	case REQ_TXN_ABORT:
737	req->result = req->txn->abort (req->txn);	859	req->result = req->txn->abort (req->txn);
		860	break;
		861
		862	case REQ_TXN_FINISH:
		863	if (req->txn->flags & TXN_DEADLOCK)
		864	{
		865	req->result = req->txn->abort (req->txn);
		866	if (!req->result)
		867	req->result = DB_LOCK_DEADLOCK;
		868	}
		869	else
		870	req->result = req->txn->commit (req->txn, req->uint1);
738	break;	871	break;
739		872
740	case REQ_C_CLOSE:	873	case REQ_C_CLOSE:
741	req->result = req->dbc->c_close (req->dbc);	874	req->result = req->dbc->c_close (req->dbc);
742	break;	875	break;
…		…
763		896
764	case REQ_C_DEL:	897	case REQ_C_DEL:
765	req->result = req->dbc->c_del (req->dbc, req->uint1);	898	req->result = req->dbc->c_del (req->dbc, req->uint1);
766	break;	899	break;
767		900
		901	#if DB_VERSION_MINOR >= 3
768	case REQ_SEQ_OPEN:	902	case REQ_SEQ_OPEN:
769	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);	903	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
770	break;	904	break;
771		905
772	case REQ_SEQ_CLOSE:	906	case REQ_SEQ_CLOSE:
…		…
778	break;	912	break;
779		913
780	case REQ_SEQ_REMOVE:	914	case REQ_SEQ_REMOVE:
781	req->result = req->seq->remove (req->seq, req->txn, req->uint1);	915	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
782	break;	916	break;
		917	#endif
783		918
784	default:	919	default:
785	req->result = ENOSYS;	920	req->result = ENOSYS;
786	break;	921	break;
787	}	922	}
788		923
		924	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		925	req->txn->flags |= TXN_DEADLOCK;
		926
789	LOCK (reslock);	927	X_LOCK (reslock);
790		928
791	++npending;	929	++npending;
792		930
793	if (!reqq_push (&res_queue, req))	931	if (!reqq_push (&res_queue, req))
794	/* write a dummy byte to the pipe so fh becomes ready */	932	/* write a dummy byte to the pipe so fh becomes ready */
795	write (respipe [1], &respipe, 1);	933	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
796		934
797	self->req = 0;	935	self->req = 0;
798	worker_clear (self);	936	worker_clear (self);
799		937
800	UNLOCK (reslock);	938	X_UNLOCK (reslock);
801	}	939	}
802		940
803	quit:	941	quit:
804	LOCK (wrklock);	942	X_LOCK (wrklock);
805	worker_free (self);	943	worker_free (self);
806	UNLOCK (wrklock);	944	X_UNLOCK (wrklock);
807		945
808	return 0;	946	return 0;
809	}	947	}
810		948
811	/*****************************************************************************/	949	/*****************************************************************************/
812		950
813	static void atfork_prepare (void)	951	static void atfork_prepare (void)
814	{	952	{
815	LOCK (wrklock);	953	X_LOCK (wrklock);
816	LOCK (reqlock);	954	X_LOCK (reqlock);
817	LOCK (reslock);	955	X_LOCK (reslock);
818	}	956	}
819		957
820	static void atfork_parent (void)	958	static void atfork_parent (void)
821	{	959	{
822	UNLOCK (reslock);	960	X_UNLOCK (reslock);
823	UNLOCK (reqlock);	961	X_UNLOCK (reqlock);
824	UNLOCK (wrklock);	962	X_UNLOCK (wrklock);
825	}	963	}
826		964
827	static void atfork_child (void)	965	static void atfork_child (void)
828	{	966	{
829	aio_req prv;	967	bdb_req prv;
830		968
831	while (prv = reqq_shift (&req_queue))	969	while (prv = reqq_shift (&req_queue))
832	req_free (prv);	970	req_free (prv);
833		971
834	while (prv = reqq_shift (&res_queue))	972	while (prv = reqq_shift (&res_queue))
…		…
849	idle = 0;	987	idle = 0;
850	nreqs = 0;	988	nreqs = 0;
851	nready = 0;	989	nready = 0;
852	npending = 0;	990	npending = 0;
853		991
854	close (respipe [0]);
855	close (respipe [1]);
856	create_pipe ();	992	create_respipe ();
857		993
858	atfork_parent ();	994	atfork_parent ();
859	}	995	}
860		996
861	#define dREQ(reqtype) \	997	#define dREQ(reqtype,rsvcnt) \
862	aio_req req; \	998	bdb_req req; \
863	int req_pri = next_pri; \	999	int req_pri = next_pri; \
864	next_pri = DEFAULT_PRI + PRI_BIAS; \	1000	next_pri = DEFAULT_PRI + PRI_BIAS; \
865	\	1001	\
866	if (SvOK (callback) && !SvROK (callback)) \	1002	if (callback && SvOK (callback)) \
867	croak ("callback must be undef or of reference type"); \	1003	croak ("callback has illegal type or extra arguments"); \
868	\	1004	\
869	Newz (0, req, 1, aio_cb); \	1005	Newz (0, req, 1, bdb_cb); \
870	if (!req) \	1006	if (!req) \
871	croak ("out of memory during aio_req allocation"); \	1007	croak ("out of memory during bdb_req allocation"); \
872	\	1008	\
873	req->callback = newSVsv (callback); \	1009	req->callback = SvREFCNT_inc (cb); \
874	req->type = (reqtype); \	1010	req->type = (reqtype); \
875	req->pri = req_pri	1011	req->pri = req_pri; \
		1012	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1013	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1014	(void)0;
876		1015
877	#define REQ_SEND \	1016	#define REQ_SEND \
878	req_send (req)	1017	req_send (req)
879		1018
880	#define SvPTR(var, arg, type, class, nullok) \	1019	#define SvPTR(var, arg, type, class, nullok) \
881	if (!SvOK (arg)) \	1020	if (!SvOK (arg)) \
882	{ \	1021	{ \
883	if (!nullok) \	1022	if (nullok != 1) \
884	croak (# var " must be a " # class " object, not undef"); \	1023	croak (# var " must be a " # class " object, not undef"); \
885	\	1024	\
886	(var) = 0; \	1025	(var) = 0; \
887	} \	1026	} \
888	else if (sv_derived_from ((arg), # class)) \	1027	else if (sv_derived_from ((arg), # class)) \
889	{ \	1028	{ \
890	IV tmp = SvIV ((SV*) SvRV (arg)); \	1029	IV tmp = SvIV ((SV*) SvRV (arg)); \
891	(var) = INT2PTR (type, tmp); \	1030	(var) = INT2PTR (type, tmp); \
892	if (!var) \	1031	if (!var && nullok != 2) \
893	croak (# var " is not a valid " # class " object anymore"); \	1032	croak (# var " is not a valid " # class " object anymore"); \
894	} \	1033	} \
895	else \	1034	else \
896	croak (# var " is not of type " # class); \	1035	croak (# var " is not of type " # class);
897	\
898		1036
899	static void	1037	static void
900	ptr_nuke (SV *sv)	1038	ptr_nuke (SV *sv)
901	{	1039	{
902	assert (SvROK (sv));	1040	assert (SvROK (sv));
903	sv_setiv (SvRV (sv), 0);	1041	sv_setiv (SvRV (sv), 0);
904	}	1042	}
		1043
		1044	static int
		1045	errno_get (pTHX_ SV *sv, MAGIC *mg)
		1046	{
		1047	if (*mg->mg_ptr == '!') // should always be the case
		1048	if (-30999 <= errno && errno <= -30800)
		1049	{
		1050	sv_setnv (sv, (NV)errno);
		1051	sv_setpv (sv, db_strerror (errno));
		1052	SvNOK_on (sv); /* what a wonderful hack! */
		1053	// ^^^ copied from perl sources
		1054	return 0;
		1055	}
		1056
		1057	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1058	}
		1059
		1060	static MGVTBL vtbl_errno;
		1061
		1062	// this wonderful hack :( patches perl's $! variable to support our errno values
		1063	static void
		1064	patch_errno (void)
		1065	{
		1066	SV *sv;
		1067	MAGIC *mg;
		1068
		1069	if (!(sv = get_sv ("!", 1)))
		1070	return;
		1071
		1072	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1073	return;
		1074
		1075	if (mg->mg_virtual != &PL_vtbl_sv)
		1076	return;
		1077
		1078	vtbl_errno = PL_vtbl_sv;
		1079	vtbl_errno.svt_get = errno_get;
		1080	mg->mg_virtual = &vtbl_errno;
		1081	}
		1082
		1083	#if __GNUC__ >= 4
		1084	# define noinline __attribute__ ((noinline))
		1085	#else
		1086	# define noinline
		1087	#endif
		1088
		1089	static noinline SV *
		1090	pop_callback (I32 *ritems, SV *sv)
		1091	{
		1092	if (SvROK (sv))
		1093	{
		1094	HV *st;
		1095	GV *gvp;
		1096	CV *cv;
		1097	const char *name;
		1098
		1099	/* forgive me */
		1100	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1101	&& (st = SvSTASH (SvRV (sv)))
		1102	&& (name = HvNAME_get (st))
		1103	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1104	return 0;
		1105
		1106	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1107	{
		1108	--*ritems;
		1109	return (SV *)cv;
		1110	}
		1111	}
		1112
		1113	return 0;
		1114	}
		1115
		1116	/* stupid windoes defined CALLBACK as well */
		1117	#undef CALLBACK
		1118	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
905		1119
906	MODULE = BDB PACKAGE = BDB	1120	MODULE = BDB PACKAGE = BDB
907		1121
908	PROTOTYPES: ENABLE	1122	PROTOTYPES: ENABLE
909		1123
…		…
925	const_iv (INIT_TXN)	1139	const_iv (INIT_TXN)
926	const_iv (RECOVER)	1140	const_iv (RECOVER)
927	const_iv (INIT_TXN)	1141	const_iv (INIT_TXN)
928	const_iv (RECOVER_FATAL)	1142	const_iv (RECOVER_FATAL)
929	const_iv (CREATE)	1143	const_iv (CREATE)
		1144	const_iv (RDONLY)
930	const_iv (USE_ENVIRON)	1145	const_iv (USE_ENVIRON)
931	const_iv (USE_ENVIRON_ROOT)	1146	const_iv (USE_ENVIRON_ROOT)
932	const_iv (LOCKDOWN)	1147	const_iv (LOCKDOWN)
933	const_iv (PRIVATE)	1148	const_iv (PRIVATE)
934	const_iv (REGISTER)
935	const_iv (SYSTEM_MEM)	1149	const_iv (SYSTEM_MEM)
936	const_iv (AUTO_COMMIT)	1150	const_iv (AUTO_COMMIT)
937	const_iv (CDB_ALLDB)	1151	const_iv (CDB_ALLDB)
938	const_iv (DIRECT_DB)	1152	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)	1153	const_iv (NOLOCKING)
945	const_iv (MULTIVERSION)
946	const_iv (NOMMAP)	1154	const_iv (NOMMAP)
947	const_iv (NOPANIC)	1155	const_iv (NOPANIC)
948	const_iv (OVERWRITE)	1156	const_iv (OVERWRITE)
949	const_iv (PANIC_ENVIRONMENT)	1157	const_iv (PANIC_ENVIRONMENT)
950	const_iv (REGION_INIT)	1158	const_iv (REGION_INIT)
951	const_iv (TIME_NOTGRANTED)	1159	const_iv (TIME_NOTGRANTED)
952	const_iv (TXN_NOSYNC)	1160	const_iv (TXN_NOSYNC)
953	const_iv (TXN_SNAPSHOT)	1161	const_iv (TXN_NOT_DURABLE)
954	const_iv (TXN_WRITE_NOSYNC)	1162	const_iv (TXN_WRITE_NOSYNC)
955	const_iv (WRITECURSOR)	1163	const_iv (WRITECURSOR)
956	const_iv (YIELDCPU)	1164	const_iv (YIELDCPU)
957	const_iv (ENCRYPT_AES)	1165	const_iv (ENCRYPT_AES)
958	const_iv (XA_CREATE)	1166	const_iv (XA_CREATE)
…		…
960	const_iv (HASH)	1168	const_iv (HASH)
961	const_iv (QUEUE)	1169	const_iv (QUEUE)
962	const_iv (RECNO)	1170	const_iv (RECNO)
963	const_iv (UNKNOWN)	1171	const_iv (UNKNOWN)
964	const_iv (EXCL)	1172	const_iv (EXCL)
965	const_iv (READ_COMMITTED)
966	const_iv (READ_UNCOMMITTED)
967	const_iv (TRUNCATE)	1173	const_iv (TRUNCATE)
968	const_iv (NOSYNC)	1174	const_iv (NOSYNC)
969	const_iv (CHKSUM)	1175	const_iv (CHKSUM)
970	const_iv (ENCRYPT)	1176	const_iv (ENCRYPT)
971	const_iv (TXN_NOT_DURABLE)
972	const_iv (DUP)	1177	const_iv (DUP)
973	const_iv (DUPSORT)	1178	const_iv (DUPSORT)
974	const_iv (RECNUM)	1179	const_iv (RECNUM)
975	const_iv (RENUMBER)	1180	const_iv (RENUMBER)
976	const_iv (REVSPLITOFF)	1181	const_iv (REVSPLITOFF)
977	const_iv (INORDER)
978	const_iv (CONSUME)	1182	const_iv (CONSUME)
979	const_iv (CONSUME_WAIT)	1183	const_iv (CONSUME_WAIT)
980	const_iv (GET_BOTH)	1184	const_iv (GET_BOTH)
981	const_iv (GET_BOTH_RANGE)	1185	const_iv (GET_BOTH_RANGE)
982	//const_iv (SET_RECNO)	1186	//const_iv (SET_RECNO)
983	//const_iv (MULTIPLE)	1187	//const_iv (MULTIPLE)
984	const_iv (SNAPSHOT)	1188	const_iv (SNAPSHOT)
985	const_iv (JOIN_ITEM)	1189	const_iv (JOIN_ITEM)
		1190	const_iv (JOIN_NOSORT)
986	const_iv (RMW)	1191	const_iv (RMW)
987		1192
988	const_iv (NOTFOUND)	1193	const_iv (NOTFOUND)
989	const_iv (KEYEMPTY)	1194	const_iv (KEYEMPTY)
990	const_iv (LOCK_DEADLOCK)	1195	const_iv (LOCK_DEADLOCK)
991	const_iv (LOCK_NOTGRANTED)	1196	const_iv (LOCK_NOTGRANTED)
992	const_iv (RUNRECOVERY)	1197	const_iv (RUNRECOVERY)
993	const_iv (OLD_VERSION)	1198	const_iv (OLD_VERSION)
994	const_iv (REP_HANDLE_DEAD)	1199	const_iv (REP_HANDLE_DEAD)
995	const_iv (REP_LOCKOUT)
996	const_iv (SECONDARY_BAD)	1200	const_iv (SECONDARY_BAD)
997
998	const_iv (FREE_SPACE)
999	const_iv (FREELIST_ONLY)
1000		1201
1001	const_iv (APPEND)	1202	const_iv (APPEND)
1002	const_iv (NODUPDATA)	1203	const_iv (NODUPDATA)
1003	const_iv (NOOVERWRITE)	1204	const_iv (NOOVERWRITE)
1004		1205
1005	const_iv (TXN_NOWAIT)	1206	const_iv (TXN_NOWAIT)
1006	const_iv (TXN_SNAPSHOT)
1007	const_iv (TXN_SYNC)	1207	const_iv (TXN_SYNC)
1008		1208
1009	const_iv (SET_LOCK_TIMEOUT)	1209	const_iv (SET_LOCK_TIMEOUT)
1010	const_iv (SET_TXN_TIMEOUT)	1210	const_iv (SET_TXN_TIMEOUT)
1011		1211
1012	const_iv (JOIN_ITEM)
1013	const_iv (FIRST)	1212	const_iv (FIRST)
1014	const_iv (NEXT)	1213	const_iv (NEXT)
1015	const_iv (NEXT_DUP)	1214	const_iv (NEXT_DUP)
1016	const_iv (NEXT_NODUP)	1215	const_iv (NEXT_NODUP)
1017	const_iv (PREV)	1216	const_iv (PREV)
…		…
1029	const_iv (FORCE)	1228	const_iv (FORCE)
1030		1229
1031	const_iv (LOCK_DEFAULT)	1230	const_iv (LOCK_DEFAULT)
1032	const_iv (LOCK_EXPIRE)	1231	const_iv (LOCK_EXPIRE)
1033	const_iv (LOCK_MAXLOCKS)	1232	const_iv (LOCK_MAXLOCKS)
1034	const_iv (LOCK_MAXWRITE)
1035	const_iv (LOCK_MINLOCKS)	1233	const_iv (LOCK_MINLOCKS)
1036	const_iv (LOCK_MINWRITE)	1234	const_iv (LOCK_MINWRITE)
1037	const_iv (LOCK_OLDEST)	1235	const_iv (LOCK_OLDEST)
1038	const_iv (LOCK_RANDOM)	1236	const_iv (LOCK_RANDOM)
1039	const_iv (LOCK_YOUNGEST)	1237	const_iv (LOCK_YOUNGEST)
1040		1238
		1239	const_iv (DONOTINDEX)
		1240	const_iv (KEYEMPTY )
		1241	const_iv (KEYEXIST )
		1242	const_iv (LOCK_DEADLOCK)
		1243	const_iv (LOCK_NOTGRANTED)
		1244	const_iv (NOSERVER)
		1245	const_iv (NOSERVER_HOME)
		1246	const_iv (NOSERVER_ID)
		1247	const_iv (NOTFOUND)
		1248	const_iv (PAGE_NOTFOUND)
		1249	const_iv (REP_DUPMASTER)
		1250	const_iv (REP_HANDLE_DEAD)
		1251	const_iv (REP_HOLDELECTION)
		1252	const_iv (REP_ISPERM)
		1253	const_iv (REP_NEWMASTER)
		1254	const_iv (REP_NEWSITE)
		1255	const_iv (REP_NOTPERM)
		1256	const_iv (REP_UNAVAIL)
		1257	const_iv (RUNRECOVERY)
		1258	const_iv (SECONDARY_BAD)
		1259	const_iv (VERIFY_BAD)
		1260
		1261	const_iv (VERB_DEADLOCK)
		1262	const_iv (VERB_RECOVERY)
		1263	const_iv (VERB_REPLICATION)
		1264	const_iv (VERB_WAITSFOR)
		1265
		1266	const_iv (VERSION_MAJOR)
		1267	const_iv (VERSION_MINOR)
		1268	const_iv (VERSION_PATCH)
		1269	#if DB_VERSION_MINOR >= 3
		1270	const_iv (INORDER)
		1271	const_iv (LOCK_MAXWRITE)
1041	const_iv (SEQ_DEC)	1272	const_iv (SEQ_DEC)
1042	const_iv (SEQ_INC)	1273	const_iv (SEQ_INC)
1043	const_iv (SEQ_WRAP)	1274	const_iv (SEQ_WRAP)
		1275	const_iv (BUFFER_SMALL)
		1276	const_iv (LOG_BUFFER_FULL)
		1277	const_iv (VERSION_MISMATCH)
		1278	#endif
		1279	#if DB_VERSION_MINOR >= 4
		1280	const_iv (REGISTER)
		1281	const_iv (DSYNC_DB)
		1282	const_iv (READ_COMMITTED)
		1283	const_iv (READ_UNCOMMITTED)
		1284	const_iv (REP_IGNORE)
		1285	const_iv (REP_LOCKOUT)
		1286	const_iv (REP_JOIN_FAILURE)
		1287	const_iv (FREE_SPACE)
		1288	const_iv (FREELIST_ONLY)
		1289	const_iv (VERB_REGISTER)
		1290	#endif
		1291	#if DB_VERSION_MINOR >= 5
		1292	const_iv (MULTIVERSION)
		1293	const_iv (TXN_SNAPSHOT)
		1294	#endif
		1295	#if DB_VERSION_MINOR >= 6
		1296	const_iv (PREV_DUP)
		1297	const_iv (PRIORITY_UNCHANGED)
		1298	const_iv (PRIORITY_VERY_LOW)
		1299	const_iv (PRIORITY_LOW)
		1300	const_iv (PRIORITY_DEFAULT)
		1301	const_iv (PRIORITY_HIGH)
		1302	const_iv (PRIORITY_VERY_HIGH)
		1303	#endif
		1304	#if DB_VERSION_MINOR >= 7
		1305	const_iv (LOG_DIRECT)
		1306	const_iv (LOG_DSYNC)
		1307	const_iv (LOG_AUTO_REMOVE)
		1308	const_iv (LOG_IN_MEMORY)
		1309	const_iv (LOG_ZERO)
		1310	#else
		1311	const_iv (DIRECT_LOG)
		1312	const_iv (LOG_AUTOREMOVE)
		1313	# if DB_VERSION_MINOR >= 3
		1314	const_iv (DSYNC_LOG)
		1315	const_iv (LOG_INMEMORY)
		1316	# endif
		1317	#endif
1044	};	1318	};
1045		1319
1046	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1320	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1047	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1321	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1048		1322
1049	create_pipe ();	1323	{
		1324	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1325	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1326
		1327	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1328	}
		1329
		1330	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1331
		1332	create_respipe ();
		1333
1050	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	1334	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		1335	patch_errno ();
1051	}	1336	}
1052		1337
1053	void	1338	void
1054	max_poll_reqs (int nreqs)	1339	max_poll_reqs (int nreqs)
1055	PROTOTYPE: $	1340	PROTOTYPE: $
…		…
1174		1459
1175	int	1460	int
1176	nthreads ()	1461	nthreads ()
1177	PROTOTYPE:	1462	PROTOTYPE:
1178	CODE:	1463	CODE:
1179	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1464	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1180	RETVAL = started;	1465	RETVAL = started;
1181	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1466	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1182	OUTPUT:	1467	OUTPUT:
1183	RETVAL	1468	RETVAL
1184		1469
1185	void	1470	void
1186	set_sync_prepare (SV *cb)	1471	set_sync_prepare (SV *cb)
1187	PROTOTYPE: &	1472	PROTOTYPE: &
1188	CODE:	1473	CODE:
1189	SvREFCNT_dec (prepare_cb);	1474	SvREFCNT_dec (prepare_cb);
1190	prepare_cb = newSVsv (cb);	1475	prepare_cb = newSVsv (cb);
1191		1476
		1477	char *
		1478	strerror (int errorno = errno)
		1479	PROTOTYPE: ;$
		1480	CODE:
		1481	RETVAL = db_strerror (errorno);
		1482	OUTPUT:
		1483	RETVAL
		1484
		1485	void _on_next_submit (SV *cb)
		1486	CODE:
		1487	SvREFCNT_dec (on_next_submit);
		1488	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1192		1489
1193	DB_ENV *	1490	DB_ENV *
1194	db_env_create (U32 env_flags = 0)	1491	db_env_create (U32 env_flags = 0)
1195	CODE:	1492	CODE:
1196	{	1493	{
1197	errno = db_env_create (&RETVAL, env_flags);	1494	errno = db_env_create (&RETVAL, env_flags);
1198	if (errno)	1495	if (errno)
1199	croak ("db_env_create: %s", db_strerror (errno));	1496	croak ("db_env_create: %s", db_strerror (errno));
		1497
		1498	if (0)
		1499	{
		1500	RETVAL->set_errcall (RETVAL, debug_errcall);
		1501	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1502	}
1200	}	1503	}
1201	OUTPUT:	1504	OUTPUT:
1202	RETVAL	1505	RETVAL
1203		1506
1204	void	1507	void
1205	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)	1508	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
		1509	PREINIT:
		1510	CALLBACK
1206	CODE:	1511	CODE:
1207	{	1512	{
1208	env->set_thread_count (env, get_nthreads ());
1209
1210	dREQ (REQ_ENV_OPEN);	1513	dREQ (REQ_ENV_OPEN, 1);
1211	req->env = env;	1514	req->env = env;
1212	req->uint1 = open_flags | DB_THREAD;	1515	req->uint1 = open_flags | DB_THREAD;
1213	req->int1 = mode;	1516	req->int1 = mode;
1214	req->buf1 = strdup_ornull (db_home);	1517	req->buf1 = strdup_ornull (db_home);
1215	REQ_SEND;	1518	REQ_SEND;
1216	}	1519	}
1217		1520
1218	void	1521	void
1219	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef)	1522	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
		1523	PREINIT:
		1524	CALLBACK
1220	CODE:	1525	CODE:
1221	{	1526	{
1222	dREQ (REQ_ENV_CLOSE);	1527	dREQ (REQ_ENV_CLOSE, 1);
1223	req->env = env;	1528	req->env = env;
1224	req->uint1 = flags;	1529	req->uint1 = flags;
1225	REQ_SEND;	1530	REQ_SEND;
1226	ptr_nuke (ST (0));	1531	ptr_nuke (ST (0));
1227	}	1532	}
1228		1533
1229	void	1534	void
1230	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1535	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
		1536	PREINIT:
		1537	CALLBACK
1231	CODE:	1538	CODE:
1232	{	1539	{
1233	dREQ (REQ_ENV_TXN_CHECKPOINT);	1540	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1234	req->env = env;	1541	req->env = env;
1235	req->uint1 = kbyte;	1542	req->uint1 = kbyte;
1236	req->int1 = min;	1543	req->int1 = min;
1237	req->uint2 = flags;	1544	req->uint2 = flags;
1238	REQ_SEND;	1545	REQ_SEND;
1239	}	1546	}
1240		1547
1241	void	1548	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)	1549	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
		1550	PREINIT:
		1551	CALLBACK
1243	CODE:	1552	CODE:
1244	{	1553	{
1245	dREQ (REQ_ENV_LOCK_DETECT);	1554	dREQ (REQ_ENV_LOCK_DETECT, 1);
1246	req->env = env;	1555	req->env = env;
1247	req->uint1 = flags;	1556	req->uint1 = flags;
1248	req->uint2 = atype;	1557	req->uint2 = atype;
		1558	/* req->int2 = 0; dummy */
1249	REQ_SEND;	1559	REQ_SEND;
1250	}	1560	}
1251		1561
1252	void	1562	void
1253	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)	1563	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
		1564	PREINIT:
		1565	CALLBACK
1254	CODE:	1566	CODE:
1255	{	1567	{
1256	dREQ (REQ_ENV_MEMP_SYNC);	1568	dREQ (REQ_ENV_MEMP_SYNC, 1);
1257	req->env = env;	1569	req->env = env;
1258	REQ_SEND;	1570	REQ_SEND;
1259	}	1571	}
1260		1572
1261	void	1573	void
1262	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)	1574	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
		1575	PREINIT:
		1576	CALLBACK
1263	CODE:	1577	CODE:
1264	{	1578	{
1265	dREQ (REQ_ENV_MEMP_TRICKLE);	1579	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1266	req->env = env;	1580	req->env = env;
1267	req->int1 = percent;	1581	req->int1 = percent;
1268	REQ_SEND;	1582	REQ_SEND;
1269	}	1583	}
1270		1584
		1585	void
		1586	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1587	PREINIT:
		1588	CALLBACK
		1589	CODE:
		1590	{
		1591	dREQ (REQ_ENV_DBREMOVE, 2);
		1592	req->env = env;
		1593	req->buf1 = strdup_ornull (file);
		1594	req->buf2 = strdup_ornull (database);
		1595	req->uint1 = flags;
		1596	REQ_SEND;
		1597	}
		1598
		1599	void
		1600	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)
		1601	PREINIT:
		1602	CALLBACK
		1603	CODE:
		1604	{
		1605	dREQ (REQ_ENV_DBRENAME, 2);
		1606	req->env = env;
		1607	req->buf1 = strdup_ornull (file);
		1608	req->buf2 = strdup_ornull (database);
		1609	req->buf3 = strdup_ornull (newname);
		1610	req->uint1 = flags;
		1611	REQ_SEND;
		1612	}
1271		1613
1272	DB *	1614	DB *
1273	db_create (DB_ENV *env = 0, U32 flags = 0)	1615	db_create (DB_ENV *env = 0, U32 flags = 0)
1274	CODE:	1616	CODE:
1275	{	1617	{
…		…
1282	}	1624	}
1283	OUTPUT:	1625	OUTPUT:
1284	RETVAL	1626	RETVAL
1285		1627
1286	void	1628	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)	1629	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1630	PREINIT:
		1631	CALLBACK
1288	CODE:	1632	CODE:
1289	{	1633	{
1290	dREQ (REQ_DB_OPEN);	1634	dREQ (REQ_DB_OPEN, 2);
1291	req->db = db;	1635	req->db = db;
1292	req->txn = txnid;	1636	req->txn = txnid;
1293	req->buf1 = strdup_ornull (file);	1637	req->buf1 = strdup_ornull (file);
1294	req->buf2 = strdup_ornull (database);	1638	req->buf2 = strdup_ornull (database);
1295	req->int1 = type;	1639	req->int1 = type;
…		…
1297	req->int2 = mode;	1641	req->int2 = mode;
1298	REQ_SEND;	1642	REQ_SEND;
1299	}	1643	}
1300		1644
1301	void	1645	void
1302	db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1646	db_close (DB *db, U32 flags = 0, SV *callback = 0)
		1647	PREINIT:
		1648	CALLBACK
1303	CODE:	1649	CODE:
1304	{	1650	{
1305	dREQ (REQ_DB_CLOSE);	1651	dREQ (REQ_DB_CLOSE, 1);
1306	req->db = db;	1652	req->db = db;
1307	req->uint1 = flags;	1653	req->uint1 = flags;
1308	req->sv1 = (SV *)db->app_private;	1654	req->sv1 = (SV *)db->app_private;
1309	REQ_SEND;	1655	REQ_SEND;
1310	ptr_nuke (ST (0));	1656	ptr_nuke (ST (0));
1311	}	1657	}
1312		1658
		1659	#if DB_VERSION_MINOR >= 4
		1660
1313	void	1661	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)	1662	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)
		1663	PREINIT:
		1664	CALLBACK
1315	CODE:	1665	CODE:
1316	{	1666	{
1317	dREQ (REQ_DB_COMPACT);	1667	dREQ (REQ_DB_COMPACT, 2);
1318	req->db = db;	1668	req->db = db;
1319	req->txn = txn;	1669	req->txn = txn;
1320	sv_to_dbt (&req->dbt1, start);	1670	sv_to_dbt (&req->dbt1, start);
1321	sv_to_dbt (&req->dbt2, stop);	1671	sv_to_dbt (&req->dbt2, stop);
1322	req->uint1 = flags;	1672	req->uint1 = flags;
1323	REQ_SEND;	1673	REQ_SEND;
1324	}	1674	}
1325		1675
		1676	#endif
		1677
1326	void	1678	void
1327	db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1679	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
		1680	PREINIT:
		1681	CALLBACK
1328	CODE:	1682	CODE:
1329	{	1683	{
1330	dREQ (REQ_DB_SYNC);	1684	dREQ (REQ_DB_SYNC, 1);
1331	req->db = db;	1685	req->db = db;
1332	req->uint1 = flags;	1686	req->uint1 = flags;
1333	REQ_SEND;	1687	REQ_SEND;
1334	}	1688	}
1335		1689
1336	void	1690	void
		1691	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
		1692	PREINIT:
		1693	CALLBACK
		1694	CODE:
		1695	{
		1696	dREQ (REQ_DB_SYNC, 1);
		1697	req->db = db;
		1698	req->buf1 = strdup (file);
		1699	req->uint1 = flags;
		1700	REQ_SEND;
		1701	}
		1702
		1703	void
1337	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1704	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)
		1705	PREINIT:
		1706	CALLBACK
1338	CODE:	1707	CODE:
1339	{	1708	{
1340	dREQ (REQ_DB_KEY_RANGE);	1709	dREQ (REQ_DB_KEY_RANGE, 2);
1341	req->db = db;	1710	req->db = db;
1342	req->txn = txn;	1711	req->txn = txn;
1343	sv_to_dbt (&req->dbt1, key);	1712	sv_to_dbt (&req->dbt1, key);
1344	req->uint1 = flags;	1713	req->uint1 = flags;
1345	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1714	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1346	REQ_SEND;	1715	REQ_SEND;
1347	}	1716	}
1348		1717
1349	void	1718	void
1350	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1719	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1720	PREINIT:
		1721	CALLBACK
1351	CODE:	1722	CODE:
1352	{	1723	{
1353	dREQ (REQ_DB_PUT);	1724	dREQ (REQ_DB_PUT, 2);
1354	req->db = db;	1725	req->db = db;
1355	req->txn = txn;	1726	req->txn = txn;
1356	sv_to_dbt (&req->dbt1, key);	1727	sv_to_dbt (&req->dbt1, key);
1357	sv_to_dbt (&req->dbt2, data);	1728	sv_to_dbt (&req->dbt2, data);
1358	req->uint1 = flags;	1729	req->uint1 = flags;
1359	REQ_SEND;	1730	REQ_SEND;
1360	}	1731	}
1361		1732
		1733	#if DB_VERSION_MINOR >= 6
		1734
1362	void	1735	void
		1736	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1737	PREINIT:
		1738	CALLBACK
		1739	CODE:
		1740	{
		1741	dREQ (REQ_DB_EXISTS, 2);
		1742	req->db = db;
		1743	req->txn = txn;
		1744	req->uint1 = flags;
		1745	sv_to_dbt (&req->dbt1, key);
		1746	REQ_SEND;
		1747	}
		1748
		1749	#endif
		1750
		1751	void
1363	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1752	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1753	PREINIT:
		1754	CALLBACK
1364	CODE:	1755	CODE:
		1756	if (SvREADONLY (data))
		1757	croak ("can't modify read-only data scalar in db_get");
1365	{	1758	{
1366	dREQ (REQ_DB_GET);	1759	dREQ (REQ_DB_GET, 2);
1367	req->db = db;	1760	req->db = db;
1368	req->txn = txn;	1761	req->txn = txn;
1369	req->uint1 = flags;	1762	req->uint1 = flags;
1370	sv_to_dbt (&req->dbt1, key);	1763	sv_to_dbt (&req->dbt1, key);
1371	req->dbt3.flags = DB_DBT_MALLOC;	1764	req->dbt3.flags = DB_DBT_MALLOC;
1372	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1765	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1373	REQ_SEND;	1766	REQ_SEND;
1374	}	1767	}
1375		1768
1376	void	1769	void
1377	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1770	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1771	PREINIT:
		1772	CALLBACK
1378	CODE:	1773	CODE:
		1774	if (SvREADONLY (data))
		1775	croak ("can't modify read-only data scalar in db_pget");
1379	{	1776	{
1380	dREQ (REQ_DB_PGET);	1777	dREQ (REQ_DB_PGET, 2);
1381	req->db = db;	1778	req->db = db;
1382	req->txn = txn;	1779	req->txn = txn;
1383	req->uint1 = flags;	1780	req->uint1 = flags;
1384	sv_to_dbt (&req->dbt1, key);	1781	sv_to_dbt (&req->dbt1, key);
1385	sv_to_dbt (&req->dbt2, pkey);	1782	sv_to_dbt (&req->dbt2, pkey);
…		…
1387	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1784	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1388	REQ_SEND;	1785	REQ_SEND;
1389	}	1786	}
1390		1787
1391	void	1788	void
1392	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1789	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1790	PREINIT:
		1791	CALLBACK
1393	CODE:	1792	CODE:
1394	{	1793	{
1395	dREQ (REQ_DB_DEL);	1794	dREQ (REQ_DB_DEL, 2);
1396	req->db = db;	1795	req->db = db;
1397	req->txn = txn;	1796	req->txn = txn;
1398	req->uint1 = flags;	1797	req->uint1 = flags;
1399	sv_to_dbt (&req->dbt1, key);	1798	sv_to_dbt (&req->dbt1, key);
1400	REQ_SEND;	1799	REQ_SEND;
1401	}	1800	}
1402		1801
1403	void	1802	void
1404	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)	1803	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1804	PREINIT:
		1805	CALLBACK
1405	CODE:	1806	CODE:
1406	{	1807	{
1407	dREQ (REQ_TXN_COMMIT);	1808	dREQ (REQ_TXN_COMMIT, 1);
1408	req->txn = txn;	1809	req->txn = txn;
1409	req->uint1 = flags;	1810	req->uint1 = flags;
1410	REQ_SEND;	1811	REQ_SEND;
1411	ptr_nuke (ST (0));	1812	ptr_nuke (ST (0));
1412	}	1813	}
1413		1814
1414	void	1815	void
1415	db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)	1816	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1817	PREINIT:
		1818	CALLBACK
1416	CODE:	1819	CODE:
1417	{	1820	{
1418	dREQ (REQ_TXN_ABORT);	1821	dREQ (REQ_TXN_ABORT, 1);
1419	req->txn = txn;	1822	req->txn = txn;
1420	REQ_SEND;	1823	REQ_SEND;
1421	ptr_nuke (ST (0));	1824	ptr_nuke (ST (0));
1422	}	1825	}
1423		1826
1424	void	1827	void
		1828	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1829	PREINIT:
		1830	CALLBACK
		1831	CODE:
		1832	{
		1833	dREQ (REQ_TXN_FINISH, 1);
		1834	req->txn = txn;
		1835	req->uint1 = flags;
		1836	REQ_SEND;
		1837	ptr_nuke (ST (0));
		1838	}
		1839
		1840	void
1425	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)	1841	db_c_close (DBC *dbc, SV *callback = 0)
		1842	PREINIT:
		1843	CALLBACK
1426	CODE:	1844	CODE:
1427	{	1845	{
1428	dREQ (REQ_C_CLOSE);	1846	dREQ (REQ_C_CLOSE, 1);
1429	req->dbc = dbc;	1847	req->dbc = dbc;
1430	REQ_SEND;	1848	REQ_SEND;
1431	ptr_nuke (ST (0));	1849	ptr_nuke (ST (0));
1432	}	1850	}
1433		1851
1434	void	1852	void
1435	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)	1853	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
		1854	PREINIT:
		1855	CALLBACK
1436	CODE:	1856	CODE:
1437	{	1857	{
1438	dREQ (REQ_C_COUNT);	1858	dREQ (REQ_C_COUNT, 1);
1439	req->dbc = dbc;	1859	req->dbc = dbc;
1440	req->sv1 = SvREFCNT_inc (count);	1860	req->sv1 = SvREFCNT_inc (count);
1441	REQ_SEND;	1861	REQ_SEND;
1442	}	1862	}
1443		1863
1444	void	1864	void
1445	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1865	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1866	PREINIT:
		1867	CALLBACK
1446	CODE:	1868	CODE:
1447	{	1869	{
1448	dREQ (REQ_C_PUT);	1870	dREQ (REQ_C_PUT, 1);
1449	req->dbc = dbc;	1871	req->dbc = dbc;
1450	sv_to_dbt (&req->dbt1, key);	1872	sv_to_dbt (&req->dbt1, key);
1451	sv_to_dbt (&req->dbt2, data);	1873	sv_to_dbt (&req->dbt2, data);
1452	req->uint1 = flags;	1874	req->uint1 = flags;
1453	REQ_SEND;	1875	REQ_SEND;
1454	}	1876	}
1455		1877
1456	void	1878	void
1457	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1879	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1880	PREINIT:
		1881	CALLBACK
1458	CODE:	1882	CODE:
1459	{	1883	{
1460	dREQ (REQ_C_GET);	1884	dREQ (REQ_C_GET, 1);
1461	req->dbc = dbc;	1885	req->dbc = dbc;
1462	req->uint1 = flags;	1886	req->uint1 = flags;
1463	if ((flags & DB_SET) == DB_SET	1887	if ((flags & DB_SET) == DB_SET
1464	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)	1888	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1465	sv_to_dbt (&req->dbt1, key);	1889	sv_to_dbt (&req->dbt1, key);
…		…
1477	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1901	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1478	REQ_SEND;	1902	REQ_SEND;
1479	}	1903	}
1480		1904
1481	void	1905	void
1482	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1906	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1907	PREINIT:
		1908	CALLBACK
1483	CODE:	1909	CODE:
1484	{	1910	{
1485	dREQ (REQ_C_PGET);	1911	dREQ (REQ_C_PGET, 1);
1486	req->dbc = dbc;	1912	req->dbc = dbc;
1487	req->uint1 = flags;	1913	req->uint1 = flags;
1488	if ((flags & DB_SET) == DB_SET	1914	if ((flags & DB_SET) == DB_SET
1489	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)	1915	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1490	sv_to_dbt (&req->dbt1, key);	1916	sv_to_dbt (&req->dbt1, key);
…		…
1505	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1931	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1506	REQ_SEND;	1932	REQ_SEND;
1507	}	1933	}
1508		1934
1509	void	1935	void
1510	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)	1936	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		1937	PREINIT:
		1938	CALLBACK
1511	CODE:	1939	CODE:
1512	{	1940	{
1513	dREQ (REQ_C_DEL);	1941	dREQ (REQ_C_DEL, 1);
1514	req->dbc = dbc;	1942	req->dbc = dbc;
1515	req->uint1 = flags;	1943	req->uint1 = flags;
1516	REQ_SEND;	1944	REQ_SEND;
1517	}	1945	}
1518		1946
1519		1947
		1948	#if DB_VERSION_MINOR >= 3
		1949
1520	void	1950	void
1521	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1951	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
		1952	PREINIT:
		1953	CALLBACK
1522	CODE:	1954	CODE:
1523	{	1955	{
1524	dREQ (REQ_SEQ_OPEN);	1956	dREQ (REQ_SEQ_OPEN, 2);
1525	req->seq = seq;	1957	req->seq = seq;
1526	req->txn = txnid;	1958	req->txn = txnid;
1527	req->uint1 = flags | DB_THREAD;	1959	req->uint1 = flags | DB_THREAD;
1528	sv_to_dbt (&req->dbt1, key);	1960	sv_to_dbt (&req->dbt1, key);
1529	REQ_SEND;	1961	REQ_SEND;
1530	}	1962	}
1531		1963
1532	void	1964	void
1533	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)	1965	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
		1966	PREINIT:
		1967	CALLBACK
1534	CODE:	1968	CODE:
1535	{	1969	{
1536	dREQ (REQ_SEQ_CLOSE);	1970	dREQ (REQ_SEQ_CLOSE, 1);
1537	req->seq = seq;	1971	req->seq = seq;
1538	req->uint1 = flags;	1972	req->uint1 = flags;
1539	REQ_SEND;	1973	REQ_SEND;
1540	ptr_nuke (ST (0));	1974	ptr_nuke (ST (0));
1541	}	1975	}
1542		1976
1543	void	1977	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)	1978	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
		1979	PREINIT:
		1980	CALLBACK
1545	CODE:	1981	CODE:
1546	{	1982	{
1547	dREQ (REQ_SEQ_GET);	1983	dREQ (REQ_SEQ_GET, 2);
1548	req->seq = seq;	1984	req->seq = seq;
1549	req->txn = txnid;	1985	req->txn = txnid;
1550	req->int1 = delta;	1986	req->int1 = delta;
1551	req->uint1 = flags;	1987	req->uint1 = flags;
1552	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	1988	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1553	REQ_SEND;	1989	REQ_SEND;
1554	}	1990	}
1555		1991
1556	void	1992	void
1557	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1993	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
		1994	PREINIT:
		1995	CALLBACK
1558	CODE:	1996	CODE:
1559	{	1997	{
1560	dREQ (REQ_SEQ_REMOVE);	1998	dREQ (REQ_SEQ_REMOVE, 2);
1561	req->seq = seq;	1999	req->seq = seq;
1562	req->txn = txnid;	2000	req->txn = txnid;
1563	req->uint1 = flags;	2001	req->uint1 = flags;
1564	REQ_SEND;	2002	REQ_SEND;
1565	}	2003	}
1566		2004
		2005	#endif
		2006
1567		2007
1568	MODULE = BDB PACKAGE = BDB::Env	2008	MODULE = BDB PACKAGE = BDB::Env
1569		2009
1570	void	2010	void
1571	DESTROY (DB_ENV_ornull *env)	2011	DESTROY (DB_ENV_ornuked *env)
1572	CODE:	2012	CODE:
1573	if (env)	2013	if (env)
1574	env->close (env, 0);	2014	env->close (env, 0);
1575		2015
1576	int set_data_dir (DB_ENV *env, const char *dir)	2016	int set_data_dir (DB_ENV *env, const char *dir)
…		…
1601	CODE:	2041	CODE:
1602	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2042	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1603	OUTPUT:	2043	OUTPUT:
1604	RETVAL	2044	RETVAL
1605		2045
1606	int set_flags (DB_ENV *env, U32 flags, int onoff)	2046	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1607	CODE:	2047	CODE:
1608	RETVAL = env->set_flags (env, flags, onoff);	2048	RETVAL = env->set_flags (env, flags, onoff);
1609	OUTPUT:	2049	OUTPUT:
1610	RETVAL	2050	RETVAL
1611		2051
		2052	#if DB_VERSION_MINOR >= 7
		2053
		2054	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
		2055	CODE:
		2056	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2057	OUTPUT:
		2058	RETVAL
		2059
		2060	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2061	CODE:
		2062	RETVAL = env->log_set_config (env, flags, onoff);
		2063	OUTPUT:
		2064	RETVAL
		2065
		2066	#endif
		2067
		2068
		2069	void set_errfile (DB_ENV *env, FILE *errfile = 0)
		2070	CODE:
		2071	env->set_errfile (env, errfile);
		2072
		2073	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
		2074	CODE:
		2075	env->set_msgfile (env, msgfile);
		2076
		2077	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
		2078	CODE:
		2079	RETVAL = env->set_verbose (env, which, onoff);
		2080	OUTPUT:
		2081	RETVAL
		2082
1612	int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)	2083	int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)
1613	CODE:	2084	CODE:
1614	RETVAL = env->set_encrypt (env, password, flags);	2085	RETVAL = env->set_encrypt (env, password, flags);
1615	OUTPUT:	2086	OUTPUT:
1616	RETVAL	2087	RETVAL
1617		2088
1618	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2089	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1619	CODE:	2090	CODE:
1620	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2091	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1621	OUTPUT:	2092	OUTPUT:
1622	RETVAL	2093	RETVAL
1623		2094
…		…
1672	int set_lg_max (DB_ENV *env, U32 max)	2143	int set_lg_max (DB_ENV *env, U32 max)
1673	CODE:	2144	CODE:
1674	RETVAL = env->set_lg_max (env, max);	2145	RETVAL = env->set_lg_max (env, max);
1675	OUTPUT:	2146	OUTPUT:
1676	RETVAL	2147	RETVAL
		2148
		2149	#if DB_VERSION_MINOR >= 4
		2150
		2151	int mutex_set_max (DB_ENV *env, U32 max)
		2152	CODE:
		2153	RETVAL = env->mutex_set_max (env, max);
		2154	OUTPUT:
		2155	RETVAL
		2156
		2157	int mutex_set_increment (DB_ENV *env, U32 increment)
		2158	CODE:
		2159	RETVAL = env->mutex_set_increment (env, increment);
		2160	OUTPUT:
		2161	RETVAL
		2162
		2163	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2164	CODE:
		2165	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2166	OUTPUT:
		2167	RETVAL
		2168
		2169	int mutex_set_align (DB_ENV *env, U32 align)
		2170	CODE:
		2171	RETVAL = env->mutex_set_align (env, align);
		2172	OUTPUT:
		2173	RETVAL
		2174
		2175	#endif
1677		2176
1678	DB_TXN *	2177	DB_TXN *
1679	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)	2178	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1680	CODE:	2179	CODE:
1681	errno = env->txn_begin (env, parent, &RETVAL, flags);	2180	errno = env->txn_begin (env, parent, &RETVAL, flags);
1682	if (errno)	2181	if (errno)
1683	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2182	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1684	OUTPUT:	2183	OUTPUT:
1685	RETVAL	2184	RETVAL
1686		2185
		2186	#if DB_VERSION_MINOR >= 5
		2187
		2188	DB_TXN *
		2189	cdsgroup_begin (DB_ENV *env)
		2190	CODE:
		2191	errno = env->cdsgroup_begin (env, &RETVAL);
		2192	if (errno)
		2193	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2194	OUTPUT:
		2195	RETVAL
		2196
		2197	#endif
		2198
1687	MODULE = BDB PACKAGE = BDB::Db	2199	MODULE = BDB PACKAGE = BDB::Db
1688		2200
1689	void	2201	void
1690	DESTROY (DB_ornull *db)	2202	DESTROY (DB_ornuked *db)
1691	CODE:	2203	CODE:
1692	if (db)	2204	if (db)
1693	{	2205	{
1694	SV *env = (SV *)db->app_private;	2206	SV *env = (SV *)db->app_private;
1695	db->close (db, 0);	2207	db->close (db, 0);
…		…
1700	CODE:	2212	CODE:
1701	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2213	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1702	OUTPUT:	2214	OUTPUT:
1703	RETVAL	2215	RETVAL
1704		2216
1705	int set_flags (DB *db, U32 flags);	2217	int set_flags (DB *db, U32 flags)
1706	CODE:	2218	CODE:
1707	RETVAL = db->set_flags (db, flags);	2219	RETVAL = db->set_flags (db, flags);
1708	OUTPUT:	2220	OUTPUT:
1709	RETVAL	2221	RETVAL
1710		2222
…		…
1724	CODE:	2236	CODE:
1725	RETVAL = db->set_bt_minkey (db, minkey);	2237	RETVAL = db->set_bt_minkey (db, minkey);
1726	OUTPUT:	2238	OUTPUT:
1727	RETVAL	2239	RETVAL
1728		2240
1729	int set_re_delim(DB *db, int delim);	2241	int set_re_delim (DB *db, int delim)
1730	CODE:	2242	CODE:
1731	RETVAL = db->set_re_delim (db, delim);	2243	RETVAL = db->set_re_delim (db, delim);
1732	OUTPUT:	2244	OUTPUT:
1733	RETVAL	2245	RETVAL
1734		2246
…		…
1775	if (errno)	2287	if (errno)
1776	croak ("DB->cursor: %s", db_strerror (errno));	2288	croak ("DB->cursor: %s", db_strerror (errno));
1777	OUTPUT:	2289	OUTPUT:
1778	RETVAL	2290	RETVAL
1779		2291
		2292	#if DB_VERSION_MINOR >= 3
		2293
1780	DB_SEQUENCE *	2294	DB_SEQUENCE *
1781	sequence (DB *db, U32 flags = 0)	2295	sequence (DB *db, U32 flags = 0)
1782	CODE:	2296	CODE:
1783	{	2297	{
1784	errno = db_sequence_create (&RETVAL, db, flags);	2298	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1786	croak ("db_sequence_create: %s", db_strerror (errno));	2300	croak ("db_sequence_create: %s", db_strerror (errno));
1787	}	2301	}
1788	OUTPUT:	2302	OUTPUT:
1789	RETVAL	2303	RETVAL
1790		2304
		2305	#endif
		2306
1791		2307
1792	MODULE = BDB PACKAGE = BDB::Txn	2308	MODULE = BDB PACKAGE = BDB::Txn
1793		2309
1794	void	2310	void
1795	DESTROY (DB_TXN_ornull *txn)	2311	DESTROY (DB_TXN_ornuked *txn)
1796	CODE:	2312	CODE:
1797	if (txn)	2313	if (txn)
1798	txn->abort (txn);	2314	txn->abort (txn);
1799		2315
1800	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2316	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1801	CODE:	2317	CODE:
1802	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2318	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1803	OUTPUT:	2319	OUTPUT:
1804	RETVAL	2320	RETVAL
1805		2321
		2322	int failed (DB_TXN *txn)
		2323	CODE:
		2324	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2325	OUTPUT:
		2326	RETVAL
		2327
1806		2328
1807	MODULE = BDB PACKAGE = BDB::Cursor	2329	MODULE = BDB PACKAGE = BDB::Cursor
1808		2330
1809	void	2331	void
1810	DESTROY (DBC_ornull *dbc)	2332	DESTROY (DBC_ornuked *dbc)
1811	CODE:	2333	CODE:
1812	if (dbc)	2334	if (dbc)
1813	dbc->c_close (dbc);	2335	dbc->c_close (dbc);
1814		2336
		2337	#if DB_VERSION_MINOR >= 6
		2338
		2339	int set_priority (DBC *dbc, int priority)
		2340	CODE:
		2341	dbc->set_priority (dbc, priority);
		2342
		2343	#endif
		2344
		2345	#if DB_VERSION_MINOR >= 3
		2346
1815	MODULE = BDB PACKAGE = BDB::Sequence	2347	MODULE = BDB PACKAGE = BDB::Sequence
1816		2348
1817	void	2349	void
1818	DESTROY (DB_SEQUENCE_ornull *seq)	2350	DESTROY (DB_SEQUENCE_ornuked *seq)
1819	CODE:	2351	CODE:
1820	if (seq)	2352	if (seq)
1821	seq->close (seq, 0);	2353	seq->close (seq, 0);
1822		2354
1823	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2355	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1842	CODE:	2374	CODE:
1843	RETVAL = seq->set_range (seq, min, max);	2375	RETVAL = seq->set_range (seq, min, max);
1844	OUTPUT:	2376	OUTPUT:
1845	RETVAL	2377	RETVAL
1846		2378
		2379	#endif
		2380
		2381

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