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

Comparing BDB/BDB.xs (file contents):
Revision 1.7 by root, Thu Feb 8 22:14:01 2007 UTC vs.
Revision 1.49 by root, Thu Sep 25 12:28:49 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>
		36
		37	#if DB_VERSION_MAJOR != 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
		38	# error you need Berkeley DB 4.3 or a newer 4.x version installed
		39	#endif
29		40
30	/* number of seconds after which idle threads exit */	41	/* number of seconds after which idle threads exit */
31	#define IDLE_TIMEOUT 10	42	#define IDLE_TIMEOUT 10
32		43
33	/* wether word reads are potentially non-atomic.	44	typedef DB_ENV DB_ENV_ornull;
34	* this is conservatice, likely most arches this runs	45	typedef DB_TXN DB_TXN_ornull;
35	* on have atomic word read/writes.	46	typedef DBC DBC_ornull;
36	*/	47	typedef DB DB_ornull;
37	#ifndef WORDACCESS_UNSAFE	48
38	# if __i386 \|\| __x86_64	49	typedef DB_ENV DB_ENV_ornuked;
39	# define WORDACCESS_UNSAFE 0	50	typedef DB_TXN DB_TXN_ornuked;
40	# else	51	typedef DBC DBC_ornuked;
41	# define WORDACCESS_UNSAFE 1	52	typedef DB DB_ornuked;
		53
		54	#if DB_VERSION_MINOR >= 3
		55	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		56	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
42	# endif	57	#endif
43	#endif
44
45	typedef DB_ENV DB_ENV_ornull;
46	typedef DB_TXN DB_TXN_ornull;
47	typedef DBC DBC_ornull;
48	typedef DB DB_ornull;
49		58
50	typedef SV SV8; /* byte-sv, used for argument-checking */	59	typedef SV SV8; /* byte-sv, used for argument-checking */
51	typedef char *octetstring;	60	typedef char *bdb_filename;
52		61
53	static SV *prepare_cb;	62	static SV *prepare_cb;
54		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
55	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 *
56	strdup_ornull (const char *s)	117	strdup_ornull (const char *s)
57	{	118	{
58	return s ? strdup (s) : 0;	119	return s ? strdup (s) : 0;
59	}	120	}
60		121
61	static inline void	122	static void
62	sv_to_dbt (DBT dbt, SV sv)	123	sv_to_dbt (DBT dbt, SV sv)
63	{	124	{
64	STRLEN len;	125	STRLEN len;
65	char *data = SvPVbyte (sv, len);	126	char *data = SvPVbyte (sv, len);
66		127
68	memcpy (dbt->data, data, len);	129	memcpy (dbt->data, data, len);
69	dbt->size = len;	130	dbt->size = len;
70	dbt->flags = DB_DBT_REALLOC;	131	dbt->flags = DB_DBT_REALLOC;
71	}	132	}
72		133
73	static inline void	134	static void
74	dbt_to_sv (SV sv, DBT dbt)	135	dbt_to_sv (SV sv, DBT dbt)
75	{	136	{
76	if (sv)	137	if (sv)
77	{	138	{
78	SvREADONLY_off (sv);	139	SvREADONLY_off (sv);
79	sv_setpvn_mg (sv, dbt->data, dbt->size);	140	sv_setsv_mg (sv, dbt->data ? newSVpvn (dbt->data, dbt->size) : &PL_sv_undef);
80	SvREFCNT_dec (sv);	141	SvREFCNT_dec (sv);
81	}	142	}
82		143
		144	//assert (dbt->flags & DBT_MALLOC \|\| !dbt->data);
83	free (dbt->data);	145	free (dbt->data);
84	}	146	}
85		147
86	enum {	148	enum {
87	REQ_QUIT,	149	REQ_QUIT,
88	REQ_ENV_OPEN, REQ_ENV_CLOSE,	150	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
		151	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
89	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL,	152	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
		153	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
90	REQ_TXN_COMMIT, REQ_TXN_ABORT,	154	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
91	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,
		156	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
92	};	157	};
93		158
94	typedef struct aio_cb	159	typedef struct bdb_cb
95	{	160	{
96	struct aio_cb *volatile next;	161	struct bdb_cb *volatile next;
97	SV *callback;	162	SV *callback;
98	int type, pri, result;	163	int type, pri, result;
99		164
100	DB_ENV *env;	165	DB_ENV *env;
101	DB *db;	166	DB *db;
…		…
103	DBC *dbc;	168	DBC *dbc;
104		169
105	UV uv1;	170	UV uv1;
106	int int1, int2;	171	int int1, int2;
107	U32 uint1, uint2;	172	U32 uint1, uint2;
108	char buf1, buf2;	173	char buf1, buf2, *buf3;
109	SV sv1, sv2, *sv3;	174	SV sv1, sv2, *sv3;
110		175
111	DBT dbt1, dbt2, dbt3;	176	DBT dbt1, dbt2, dbt3;
112	} aio_cb;	177	DB_KEY_RANGE key_range;
		178	#if DB_VERSION_MINOR >= 3
		179	DB_SEQUENCE *seq;
		180	db_seq_t seq_t;
		181	#endif
		182	} bdb_cb;
113		183
114	typedef aio_cb *aio_req;	184	typedef bdb_cb *bdb_req;
115		185
116	enum {	186	enum {
117	PRI_MIN = -4,	187	PRI_MIN = -4,
118	PRI_MAX = 4,	188	PRI_MAX = 4,
119		189
…		…
122	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	192	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
123	};	193	};
124		194
125	#define AIO_TICKS ((1000000 + 1023) >> 10)	195	#define AIO_TICKS ((1000000 + 1023) >> 10)
126		196
		197	static SV *on_next_submit;
		198
127	static unsigned int max_poll_time = 0;	199	static unsigned int max_poll_time = 0;
128	static unsigned int max_poll_reqs = 0;	200	static unsigned int max_poll_reqs = 0;
129		201
130	/* calculcate time difference in ~1/AIO_TICKS of a second */	202	/* calculcate time difference in ~1/AIO_TICKS of a second */
131	static int tvdiff (struct timeval tv1, struct timeval tv2)	203	static int tvdiff (struct timeval tv1, struct timeval tv2)
…		…
136		208
137	static int next_pri = DEFAULT_PRI + PRI_BIAS;	209	static int next_pri = DEFAULT_PRI + PRI_BIAS;
138		210
139	static unsigned int started, idle, wanted;	211	static unsigned int started, idle, wanted;
140		212
141	#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
142	# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
143	#else
144	# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
145	#endif
146
147	#define LOCK(mutex) pthread_mutex_lock (&(mutex))
148	#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
149
150	/* worker threads management */	213	/* worker threads management */
151	static pthread_mutex_t wrklock = AIO_MUTEX_INIT;	214	static mutex_t wrklock = X_MUTEX_INIT;
152		215
153	typedef struct worker {	216	typedef struct worker {
154	/* locked by wrklock */	217	/* locked by wrklock */
155	struct worker prev, next;	218	struct worker prev, next;
156		219
157	pthread_t tid;	220	thread_t tid;
158		221
159	/* locked by reslock, reqlock or wrklock */	222	/* locked by reslock, reqlock or wrklock */
160	aio_req req; /* currently processed request */	223	bdb_req req; /* currently processed request */
161	void *dbuf;	224	void *dbuf;
162	DIR *dirp;	225	DIR *dirp;
163	} worker;	226	} worker;
164		227
165	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	228	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
177	}	240	}
178		241
179	static volatile unsigned int nreqs, nready, npending;	242	static volatile unsigned int nreqs, nready, npending;
180	static volatile unsigned int max_idle = 4;	243	static volatile unsigned int max_idle = 4;
181	static volatile unsigned int max_outstanding = 0xffffffff;	244	static volatile unsigned int max_outstanding = 0xffffffff;
182	static int respipe [2];	245	static int respipe_osf [2], respipe [2] = { -1, -1 };
183		246
184	static pthread_mutex_t reslock = AIO_MUTEX_INIT;	247	static mutex_t reslock = X_MUTEX_INIT;
185	static pthread_mutex_t reqlock = AIO_MUTEX_INIT;	248	static mutex_t reqlock = X_MUTEX_INIT;
186	static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER;	249	static cond_t reqwait = X_COND_INIT;
187		250
188	#if WORDACCESS_UNSAFE	251	#if WORDACCESS_UNSAFE
189		252
190	static unsigned int get_nready ()	253	static unsigned int get_nready (void)
191	{	254	{
192	unsigned int retval;	255	unsigned int retval;
193		256
194	LOCK (reqlock);	257	X_LOCK (reqlock);
195	retval = nready;	258	retval = nready;
196	UNLOCK (reqlock);	259	X_UNLOCK (reqlock);
197		260
198	return retval;	261	return retval;
199	}	262	}
200		263
201	static unsigned int get_npending ()	264	static unsigned int get_npending (void)
202	{	265	{
203	unsigned int retval;	266	unsigned int retval;
204		267
205	LOCK (reslock);	268	X_LOCK (reslock);
206	retval = npending;	269	retval = npending;
207	UNLOCK (reslock);	270	X_UNLOCK (reslock);
208		271
209	return retval;	272	return retval;
210	}	273	}
211		274
212	static unsigned int get_nthreads ()	275	static unsigned int get_nthreads (void)
213	{	276	{
214	unsigned int retval;	277	unsigned int retval;
215		278
216	LOCK (wrklock);	279	X_LOCK (wrklock);
217	retval = started;	280	retval = started;
218	UNLOCK (wrklock);	281	X_UNLOCK (wrklock);
219		282
220	return retval;	283	return retval;
221	}	284	}
222		285
223	#else	286	#else
…		…
232	* a somewhat faster data structure might be nice, but	295	* a somewhat faster data structure might be nice, but
233	* with 8 priorities this actually needs <20 insns	296	* with 8 priorities this actually needs <20 insns
234	* per shift, the most expensive operation.	297	* per shift, the most expensive operation.
235	*/	298	*/
236	typedef struct {	299	typedef struct {
237	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	300	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
238	int size;	301	int size;
239	} reqq;	302	} reqq;
240		303
241	static reqq req_queue;	304	static reqq req_queue;
242	static reqq res_queue;	305	static reqq res_queue;
243		306
244	int reqq_push (reqq *q, aio_req req)	307	int reqq_push (reqq *q, bdb_req req)
245	{	308	{
246	int pri = req->pri;	309	int pri = req->pri;
247	req->next = 0;	310	req->next = 0;
248		311
249	if (q->qe[pri])	312	if (q->qe[pri])
…		…
255	q->qe[pri] = q->qs[pri] = req;	318	q->qe[pri] = q->qs[pri] = req;
256		319
257	return q->size++;	320	return q->size++;
258	}	321	}
259		322
260	aio_req reqq_shift (reqq *q)	323	bdb_req reqq_shift (reqq *q)
261	{	324	{
262	int pri;	325	int pri;
263		326
264	if (!q->size)	327	if (!q->size)
265	return 0;	328	return 0;
266		329
267	--q->size;	330	--q->size;
268		331
269	for (pri = NUM_PRI; pri--; )	332	for (pri = NUM_PRI; pri--; )
270	{	333	{
271	aio_req req = q->qs[pri];	334	bdb_req req = q->qs[pri];
272		335
273	if (req)	336	if (req)
274	{	337	{
275	if (!(q->qs[pri] = req->next))	338	if (!(q->qs[pri] = req->next))
276	q->qe[pri] = 0;	339	q->qe[pri] = 0;
…		…
280	}	343	}
281		344
282	abort ();	345	abort ();
283	}	346	}
284		347
285	static int poll_cb ();	348	static int poll_cb (void);
286	static void req_free (aio_req req);	349	static void req_free (bdb_req req);
287	static void req_cancel (aio_req req);	350	static void req_cancel (bdb_req req);
288		351
289	static int req_invoke (aio_req req)	352	static int req_invoke (bdb_req req)
290	{	353	{
291	dSP;	354	dSP;
292		355
293	if (SvOK (req->callback))	356	if (req->callback)
294	{	357	{
295	ENTER;	358	ENTER;
296	SAVETMPS;	359	SAVETMPS;
297	PUSHMARK (SP);	360	PUSHMARK (SP);
298	EXTEND (SP, 1);
299		361
300	switch (req->type)	362	switch (req->type)
301	{	363	{
302	case REQ_DB_CLOSE:	364	case REQ_DB_CLOSE:
303	SvREFCNT_dec (req->sv1);	365	SvREFCNT_dec (req->sv1);
…		…
312	case REQ_C_PGET:	374	case REQ_C_PGET:
313	dbt_to_sv (req->sv1, &req->dbt1);	375	dbt_to_sv (req->sv1, &req->dbt1);
314	dbt_to_sv (req->sv2, &req->dbt2);	376	dbt_to_sv (req->sv2, &req->dbt2);
315	dbt_to_sv (req->sv3, &req->dbt3);	377	dbt_to_sv (req->sv3, &req->dbt3);
316	break;	378	break;
		379
		380	case REQ_DB_PUT:
		381	case REQ_C_PUT:
		382	dbt_to_sv (0, &req->dbt1);
		383	dbt_to_sv (0, &req->dbt2);
		384	break;
		385
		386	case REQ_DB_KEY_RANGE:
		387	{
		388	AV *av = newAV ();
		389
		390	av_push (av, newSVnv (req->key_range.less));
		391	av_push (av, newSVnv (req->key_range.equal));
		392	av_push (av, newSVnv (req->key_range.greater));
		393
		394	SvREADONLY_off (req->sv1);
		395	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		396	SvREFCNT_dec (req->sv1);
		397	}
		398	break;
		399
		400	#if DB_VERSION_MINOR >= 3
		401	case REQ_SEQ_GET:
		402	SvREADONLY_off (req->sv1);
		403
		404	if (sizeof (IV) > 4)
		405	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		406	else
		407	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		408
		409	SvREFCNT_dec (req->sv1);
		410	break;
		411	#endif
317	}	412	}
318		413
319	errno = req->result;	414	errno = req->result;
320		415
321	PUTBACK;	416	PUTBACK;
…		…
327	}	422	}
328		423
329	return !SvTRUE (ERRSV);	424	return !SvTRUE (ERRSV);
330	}	425	}
331		426
332	static void req_free (aio_req req)	427	static void req_free (bdb_req req)
333	{	428	{
		429	SvREFCNT_dec (req->callback);
		430
334	free (req->buf1);	431	free (req->buf1);
335	free (req->buf2);	432	free (req->buf2);
		433	free (req->buf3);
		434
336	Safefree (req);	435	Safefree (req);
337	}	436	}
338		437
339	static void aio_proc (void arg);	438	#ifdef USE_SOCKETS_AS_HANDLES
		439	# define TO_SOCKET(x) (win32_get_osfhandle (x))
		440	#else
		441	# define TO_SOCKET(x) (x)
		442	#endif
		443
		444	static void
		445	create_respipe (void)
		446	{
		447	#ifdef _WIN32
		448	int arg; /* argg */
		449	#endif
		450	int old_readfd = respipe [0];
		451
		452	if (respipe [1] >= 0)
		453	respipe_close (TO_SOCKET (respipe [1]));
		454
		455	#ifdef _WIN32
		456	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
		457	#else
		458	if (pipe (respipe))
		459	#endif
		460	croak ("unable to initialize result pipe");
		461
		462	if (old_readfd >= 0)
		463	{
		464	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		465	croak ("unable to initialize result pipe(2)");
		466
		467	respipe_close (respipe [0]);
		468	respipe [0] = old_readfd;
		469	}
		470
		471	#ifdef _WIN32
		472	arg = 1;
		473	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		474	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		475	#else
		476	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		477	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		478	#endif
		479	croak ("unable to initialize result pipe(3)");
		480
		481	respipe_osf [0] = TO_SOCKET (respipe [0]);
		482	respipe_osf [1] = TO_SOCKET (respipe [1]);
		483	}
		484
		485	X_THREAD_PROC (bdb_proc);
340		486
341	static void start_thread (void)	487	static void start_thread (void)
342	{	488	{
343	sigset_t fullsigset, oldsigset;
344	pthread_attr_t attr;
345
346	worker *wrk = calloc (1, sizeof (worker));	489	worker *wrk = calloc (1, sizeof (worker));
347		490
348	if (!wrk)	491	if (!wrk)
349	croak ("unable to allocate worker thread data");	492	croak ("unable to allocate worker thread data");
350		493
351	pthread_attr_init (&attr);
352	pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
353	#ifdef PTHREAD_SCOPE_PROCESS
354	pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
355	#endif
356
357	sigfillset (&fullsigset);
358
359	LOCK (wrklock);	494	X_LOCK (wrklock);
360	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
361
362	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	495	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
363	{	496	{
364	wrk->prev = &wrk_first;	497	wrk->prev = &wrk_first;
365	wrk->next = wrk_first.next;	498	wrk->next = wrk_first.next;
366	wrk_first.next->prev = wrk;	499	wrk_first.next->prev = wrk;
367	wrk_first.next = wrk;	500	wrk_first.next = wrk;
368	++started;	501	++started;
369	}	502	}
370	else	503	else
371	free (wrk);	504	free (wrk);
372		505
373	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
374	UNLOCK (wrklock);	506	X_UNLOCK (wrklock);
375	}	507	}
376		508
377	static void maybe_start_thread ()	509	static void maybe_start_thread (void)
378	{	510	{
379	if (get_nthreads () >= wanted)	511	if (get_nthreads () >= wanted)
380	return;	512	return;
381		513
382	/* todo: maybe use idle here, but might be less exact */	514	/* todo: maybe use idle here, but might be less exact */
…		…
384	return;	516	return;
385		517
386	start_thread ();	518	start_thread ();
387	}	519	}
388		520
389	static void req_send (aio_req req)	521	static void req_send (bdb_req req)
390	{	522	{
391	SV *wait_callback = 0;	523	SV *wait_callback = 0;
392		524
		525	if (on_next_submit)
		526	{
		527	dSP;
		528	SV *cb = sv_2mortal (on_next_submit);
		529
		530	on_next_submit = 0;
		531
		532	PUSHMARK (SP);
		533	PUTBACK;
		534	call_sv (cb, G_DISCARD \| G_EVAL);
		535	SPAGAIN;
		536	}
		537
393	// synthesize callback if none given	538	// synthesize callback if none given
394	if (!SvOK (req->callback))	539	if (!req->callback)
395	{	540	{
		541	int count;
		542
396	dSP;	543	dSP;
397	PUSHMARK (SP);	544	PUSHMARK (SP);
398	PUTBACK;	545	PUTBACK;
399	int count = call_sv (prepare_cb, G_ARRAY);	546	count = call_sv (prepare_cb, G_ARRAY);
400	SPAGAIN;	547	SPAGAIN;
401		548
402	if (count != 2)	549	if (count != 2)
403	croak ("prepare callback must return exactly two values\n");	550	croak ("prepare callback must return exactly two values\n");
404		551
405	wait_callback = SvREFCNT_inc (POPs);	552	wait_callback = POPs;
406	SvREFCNT_dec (req->callback);
407	req->callback = SvREFCNT_inc (POPs);	553	req->callback = SvREFCNT_inc (POPs);
408	}	554	}
409		555
410	++nreqs;	556	++nreqs;
411		557
412	LOCK (reqlock);	558	X_LOCK (reqlock);
413	++nready;	559	++nready;
414	reqq_push (&req_queue, req);	560	reqq_push (&req_queue, req);
415	pthread_cond_signal (&reqwait);	561	X_COND_SIGNAL (reqwait);
416	UNLOCK (reqlock);	562	X_UNLOCK (reqlock);
417		563
418	maybe_start_thread ();	564	maybe_start_thread ();
419		565
420	if (wait_callback)	566	if (wait_callback)
421	{	567	{
422	dSP;	568	dSP;
423	PUSHMARK (SP);	569	PUSHMARK (SP);
424	PUTBACK;	570	PUTBACK;
425	call_sv (wait_callback, G_DISCARD);	571	call_sv (wait_callback, G_DISCARD);
426	SvREFCNT_dec (wait_callback);
427	}	572	}
428	}	573	}
429		574
430	static void end_thread (void)	575	static void end_thread (void)
431	{	576	{
432	aio_req req;	577	bdb_req req;
433		578
434	Newz (0, req, 1, aio_cb);	579	Newz (0, req, 1, bdb_cb);
435		580
436	req->type = REQ_QUIT;	581	req->type = REQ_QUIT;
437	req->pri = PRI_MAX + PRI_BIAS;	582	req->pri = PRI_MAX + PRI_BIAS;
438		583
439	LOCK (reqlock);	584	X_LOCK (reqlock);
440	reqq_push (&req_queue, req);	585	reqq_push (&req_queue, req);
441	pthread_cond_signal (&reqwait);	586	X_COND_SIGNAL (reqwait);
442	UNLOCK (reqlock);	587	X_UNLOCK (reqlock);
443		588
444	LOCK (wrklock);	589	X_LOCK (wrklock);
445	--started;	590	--started;
446	UNLOCK (wrklock);	591	X_UNLOCK (wrklock);
447	}	592	}
448		593
449	static void set_max_idle (int nthreads)	594	static void set_max_idle (int nthreads)
450	{	595	{
451	if (WORDACCESS_UNSAFE) LOCK (reqlock);	596	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
452	max_idle = nthreads <= 0 ? 1 : nthreads;	597	max_idle = nthreads <= 0 ? 1 : nthreads;
453	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	598	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
454	}	599	}
455		600
456	static void min_parallel (int nthreads)	601	static void min_parallel (int nthreads)
457	{	602	{
458	if (wanted < nthreads)	603	if (wanted < nthreads)
…		…
466		611
467	while (started > wanted)	612	while (started > wanted)
468	end_thread ();	613	end_thread ();
469	}	614	}
470		615
471	static void poll_wait ()	616	static void poll_wait (void)
472	{	617	{
473	fd_set rfd;	618	fd_set rfd;
474		619
475	while (nreqs)	620	while (nreqs)
476	{	621	{
477	int size;	622	int size;
478	if (WORDACCESS_UNSAFE) LOCK (reslock);	623	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
479	size = res_queue.size;	624	size = res_queue.size;
480	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	625	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
481		626
482	if (size)	627	if (size)
483	return;	628	return;
484		629
485	maybe_start_thread ();	630	maybe_start_thread ();
486		631
487	FD_ZERO(&rfd);	632	FD_ZERO (&rfd);
488	FD_SET(respipe [0], &rfd);	633	FD_SET (respipe [0], &rfd);
489		634
490	select (respipe [0] + 1, &rfd, 0, 0, 0);	635	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
491	}	636	}
492	}	637	}
493		638
494	static int poll_cb ()	639	static int poll_cb (void)
495	{	640	{
496	dSP;	641	dSP;
497	int count = 0;	642	int count = 0;
498	int maxreqs = max_poll_reqs;	643	int maxreqs = max_poll_reqs;
499	int do_croak = 0;	644	int do_croak = 0;
500	struct timeval tv_start, tv_now;	645	struct timeval tv_start, tv_now;
501	aio_req req;	646	bdb_req req;
502		647
503	if (max_poll_time)	648	if (max_poll_time)
504	gettimeofday (&tv_start, 0);	649	gettimeofday (&tv_start, 0);
505		650
506	for (;;)	651	for (;;)
507	{	652	{
508	for (;;)	653	for (;;)
509	{	654	{
510	maybe_start_thread ();	655	maybe_start_thread ();
511		656
512	LOCK (reslock);	657	X_LOCK (reslock);
513	req = reqq_shift (&res_queue);	658	req = reqq_shift (&res_queue);
514		659
515	if (req)	660	if (req)
516	{	661	{
517	--npending;	662	--npending;
518		663
519	if (!res_queue.size)	664	if (!res_queue.size)
520	{	665	{
521	/* read any signals sent by the worker threads */	666	/* read any signals sent by the worker threads */
522	char buf [4];	667	char buf [4];
523	while (read (respipe [0], buf, 4) == 4)	668	while (respipe_read (respipe [0], buf, 4) == 4)
524	;	669	;
525	}	670	}
526	}	671	}
527		672
528	UNLOCK (reslock);	673	X_UNLOCK (reslock);
529		674
530	if (!req)	675	if (!req)
531	break;	676	break;
532		677
533	--nreqs;	678	--nreqs;
…		…
563	}	708	}
564		709
565	return count;	710	return count;
566	}	711	}
567		712
568	static void create_pipe ()
569	{
570	if (pipe (respipe))
571	croak ("unable to initialize result pipe");
572
573	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
574	croak ("cannot set result pipe to nonblocking mode");
575
576	if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
577	croak ("cannot set result pipe to nonblocking mode");
578	}
579
580	/*****************************************************************************/	713	/*****************************************************************************/
581		714
582	static void aio_proc (void thr_arg)	715	X_THREAD_PROC (bdb_proc)
583	{	716	{
584	aio_req req;	717	bdb_req req;
585	struct timespec ts;	718	struct timespec ts;
586	worker self = (worker )thr_arg;	719	worker self = (worker )thr_arg;
587		720
588	/* try to distribute timeouts somewhat evenly */	721	/* try to distribute timeouts somewhat evenly */
589	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	722	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
590	* (1000000000UL / 1024UL);
591		723
592	for (;;)	724	for (;;)
593	{	725	{
594	ts.tv_sec = time (0) + IDLE_TIMEOUT;	726	ts.tv_sec = time (0) + IDLE_TIMEOUT;
595		727
596	LOCK (reqlock);	728	X_LOCK (reqlock);
597		729
598	for (;;)	730	for (;;)
599	{	731	{
600	self->req = req = reqq_shift (&req_queue);	732	self->req = req = reqq_shift (&req_queue);
601		733
602	if (req)	734	if (req)
603	break;	735	break;
604		736
605	++idle;	737	++idle;
606		738
607	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	739	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
608	== ETIMEDOUT)	740	== ETIMEDOUT)
609	{	741	{
610	if (idle > max_idle)	742	if (idle > max_idle)
611	{	743	{
612	--idle;	744	--idle;
613	UNLOCK (reqlock);	745	X_UNLOCK (reqlock);
614	LOCK (wrklock);	746	X_LOCK (wrklock);
615	--started;	747	--started;
616	UNLOCK (wrklock);	748	X_UNLOCK (wrklock);
617	goto quit;	749	goto quit;
618	}	750	}
619		751
620	/* we are allowed to idle, so do so without any timeout */	752	/* we are allowed to idle, so do so without any timeout */
621	pthread_cond_wait (&reqwait, &reqlock);	753	X_COND_WAIT (reqwait, reqlock);
622	ts.tv_sec = time (0) + IDLE_TIMEOUT;	754	ts.tv_sec = time (0) + IDLE_TIMEOUT;
623	}	755	}
624		756
625	--idle;	757	--idle;
626	}	758	}
627		759
628	--nready;	760	--nready;
629		761
630	UNLOCK (reqlock);	762	X_UNLOCK (reqlock);
631		763
632	switch (req->type)	764	switch (req->type)
633	{	765	{
634	case REQ_QUIT:	766	case REQ_QUIT:
		767	req->result = ENOSYS;
635	goto quit;	768	goto quit;
636		769
637	case REQ_ENV_OPEN:	770	case REQ_ENV_OPEN:
638	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);	771	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
639	break;	772	break;
640		773
641	case REQ_ENV_CLOSE:	774	case REQ_ENV_CLOSE:
642	req->result = req->env->close (req->env, req->uint1);	775	req->result = req->env->close (req->env, req->uint1);
643	break;	776	break;
644		777
		778	case REQ_ENV_TXN_CHECKPOINT:
		779	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		780	break;
		781
		782	case REQ_ENV_LOCK_DETECT:
		783	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		784	break;
		785
		786	case REQ_ENV_MEMP_SYNC:
		787	req->result = req->env->memp_sync (req->env, 0);
		788	break;
		789
		790	case REQ_ENV_MEMP_TRICKLE:
		791	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		792	break;
		793
		794	case REQ_ENV_DBREMOVE:
		795	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		796	break;
		797
		798	case REQ_ENV_DBRENAME:
		799	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		800	break;
		801
645	case REQ_DB_OPEN:	802	case REQ_DB_OPEN:
646	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	803	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
647	break;	804	break;
648		805
649	case REQ_DB_CLOSE:	806	case REQ_DB_CLOSE:
650	req->result = req->db->close (req->db, req->uint1);	807	req->result = req->db->close (req->db, req->uint1);
651	break;	808	break;
652		809
		810	#if DB_VERSION_MINOR >= 4
653	case REQ_DB_COMPACT:	811	case REQ_DB_COMPACT:
654	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);	812	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
655	break;	813	break;
		814	#endif
656		815
657	case REQ_DB_SYNC:	816	case REQ_DB_SYNC:
658	req->result = req->db->sync (req->db, req->uint1);	817	req->result = req->db->sync (req->db, req->uint1);
659	break;	818	break;
660		819
		820	case REQ_DB_UPGRADE:
		821	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		822	break;
		823
661	case REQ_DB_PUT:	824	case REQ_DB_PUT:
662	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	825	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
663	break;	826	break;
664		827
		828	#if DB_VERSION_MINOR >= 6
		829	case REQ_DB_EXISTS:
		830	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		831	break;
		832	#endif
665	case REQ_DB_GET:	833	case REQ_DB_GET:
666	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);	834	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
667	break;	835	break;
668		836
669	case REQ_DB_PGET:	837	case REQ_DB_PGET:
…		…
672		840
673	case REQ_DB_DEL:	841	case REQ_DB_DEL:
674	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);	842	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
675	break;	843	break;
676		844
		845	case REQ_DB_KEY_RANGE:
		846	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		847	break;
		848
677	case REQ_TXN_COMMIT:	849	case REQ_TXN_COMMIT:
678	req->result = req->txn->commit (req->txn, req->uint1);	850	req->result = req->txn->commit (req->txn, req->uint1);
679	break;	851	break;
680		852
681	case REQ_TXN_ABORT:	853	case REQ_TXN_ABORT:
682	req->result = req->txn->abort (req->txn);	854	req->result = req->txn->abort (req->txn);
		855	break;
		856
		857	case REQ_TXN_FINISH:
		858	if (req->txn->flags & TXN_DEADLOCK)
		859	{
		860	req->result = req->txn->abort (req->txn);
		861	if (!req->result)
		862	req->result = DB_LOCK_DEADLOCK;
		863	}
		864	else
		865	req->result = req->txn->commit (req->txn, req->uint1);
683	break;	866	break;
684		867
685	case REQ_C_CLOSE:	868	case REQ_C_CLOSE:
686	req->result = req->dbc->c_close (req->dbc);	869	req->result = req->dbc->c_close (req->dbc);
687	break;	870	break;
…		…
708		891
709	case REQ_C_DEL:	892	case REQ_C_DEL:
710	req->result = req->dbc->c_del (req->dbc, req->uint1);	893	req->result = req->dbc->c_del (req->dbc, req->uint1);
711	break;	894	break;
712		895
		896	#if DB_VERSION_MINOR >= 3
		897	case REQ_SEQ_OPEN:
		898	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		899	break;
		900
		901	case REQ_SEQ_CLOSE:
		902	req->result = req->seq->close (req->seq, req->uint1);
		903	break;
		904
		905	case REQ_SEQ_GET:
		906	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		907	break;
		908
		909	case REQ_SEQ_REMOVE:
		910	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		911	break;
		912	#endif
		913
713	default:	914	default:
714	req->result = ENOSYS;	915	req->result = ENOSYS;
715	break;	916	break;
716	}	917	}
717		918
		919	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		920	req->txn->flags \|= TXN_DEADLOCK;
		921
718	LOCK (reslock);	922	X_LOCK (reslock);
719		923
720	++npending;	924	++npending;
721		925
722	if (!reqq_push (&res_queue, req))	926	if (!reqq_push (&res_queue, req))
723	/* write a dummy byte to the pipe so fh becomes ready */	927	/* write a dummy byte to the pipe so fh becomes ready */
724	write (respipe [1], &respipe, 1);	928	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
725		929
726	self->req = 0;	930	self->req = 0;
727	worker_clear (self);	931	worker_clear (self);
728		932
729	UNLOCK (reslock);	933	X_UNLOCK (reslock);
730	}	934	}
731		935
732	quit:	936	quit:
733	LOCK (wrklock);	937	X_LOCK (wrklock);
734	worker_free (self);	938	worker_free (self);
735	UNLOCK (wrklock);	939	X_UNLOCK (wrklock);
736		940
737	return 0;	941	return 0;
738	}	942	}
739		943
740	/*****************************************************************************/	944	/*****************************************************************************/
741		945
742	static void atfork_prepare (void)	946	static void atfork_prepare (void)
743	{	947	{
744	LOCK (wrklock);	948	X_LOCK (wrklock);
745	LOCK (reqlock);	949	X_LOCK (reqlock);
746	LOCK (reslock);	950	X_LOCK (reslock);
747	}	951	}
748		952
749	static void atfork_parent (void)	953	static void atfork_parent (void)
750	{	954	{
751	UNLOCK (reslock);	955	X_UNLOCK (reslock);
752	UNLOCK (reqlock);	956	X_UNLOCK (reqlock);
753	UNLOCK (wrklock);	957	X_UNLOCK (wrklock);
754	}	958	}
755		959
756	static void atfork_child (void)	960	static void atfork_child (void)
757	{	961	{
758	aio_req prv;	962	bdb_req prv;
759		963
760	while (prv = reqq_shift (&req_queue))	964	while (prv = reqq_shift (&req_queue))
761	req_free (prv);	965	req_free (prv);
762		966
763	while (prv = reqq_shift (&res_queue))	967	while (prv = reqq_shift (&res_queue))
…		…
778	idle = 0;	982	idle = 0;
779	nreqs = 0;	983	nreqs = 0;
780	nready = 0;	984	nready = 0;
781	npending = 0;	985	npending = 0;
782		986
783	close (respipe [0]);
784	close (respipe [1]);
785	create_pipe ();	987	create_respipe ();
786		988
787	atfork_parent ();	989	atfork_parent ();
788	}	990	}
789		991
790	#define dREQ(reqtype) \	992	#define dREQ(reqtype) \
791	aio_req req; \	993	bdb_req req; \
792	int req_pri = next_pri; \	994	int req_pri = next_pri; \
793	next_pri = DEFAULT_PRI + PRI_BIAS; \	995	next_pri = DEFAULT_PRI + PRI_BIAS; \
794	\	996	\
795	if (SvOK (callback) && !SvROK (callback)) \	997	if (callback && SvOK (callback)) \
796	croak ("callback must be undef or of reference type"); \	998	croak ("callback has illegal type or extra arguments"); \
797	\	999	\
798	Newz (0, req, 1, aio_cb); \	1000	Newz (0, req, 1, bdb_cb); \
799	if (!req) \	1001	if (!req) \
800	croak ("out of memory during aio_req allocation"); \	1002	croak ("out of memory during bdb_req allocation"); \
801	\	1003	\
802	req->callback = newSVsv (callback); \	1004	req->callback = cb ? SvREFCNT_inc (cb) : 0; \
803	req->type = (reqtype); \	1005	req->type = (reqtype); \
804	req->pri = req_pri	1006	req->pri = req_pri
805		1007
806	#define REQ_SEND \	1008	#define REQ_SEND \
807	req_send (req)	1009	req_send (req)
808		1010
809	#define SvPTR(var, arg, type, class, nullok) \	1011	#define SvPTR(var, arg, type, class, nullok) \
810	if (!SvOK (arg)) \	1012	if (!SvOK (arg)) \
811	{ \	1013	{ \
812	if (!nullok) \	1014	if (nullok != 1) \
813	croak (# var " must be a " # class " object, not undef"); \	1015	croak (# var " must be a " # class " object, not undef"); \
814	\	1016	\
815	(var) = 0; \	1017	(var) = 0; \
816	} \	1018	} \
817	else if (sv_derived_from ((arg), # class)) \	1019	else if (sv_derived_from ((arg), # class)) \
818	{ \	1020	{ \
819	IV tmp = SvIV ((SV*) SvRV (arg)); \	1021	IV tmp = SvIV ((SV*) SvRV (arg)); \
820	(var) = INT2PTR (type, tmp); \	1022	(var) = INT2PTR (type, tmp); \
821	if (!var) \	1023	if (!var && nullok != 2) \
822	croak (# var " is not a valid " # class " object anymore"); \	1024	croak (# var " is not a valid " # class " object anymore"); \
823	} \	1025	} \
824	else \	1026	else \
825	croak (# var " is not of type " # class); \	1027	croak (# var " is not of type " # class);
826	\
827		1028
828	static void	1029	static void
829	ptr_nuke (SV *sv)	1030	ptr_nuke (SV *sv)
830	{	1031	{
831	assert (SvROK (sv));	1032	assert (SvROK (sv));
832	sv_setiv (SvRV (sv), 0);	1033	sv_setiv (SvRV (sv), 0);
833	}	1034	}
		1035
		1036	static int
		1037	errno_get (pTHX_ SV sv, MAGIC mg)
		1038	{
		1039	if (*mg->mg_ptr == '!') // should always be the case
		1040	if (-30999 <= errno && errno <= -30800)
		1041	{
		1042	sv_setnv (sv, (NV)errno);
		1043	sv_setpv (sv, db_strerror (errno));
		1044	SvNOK_on (sv); /* what a wonderful hack! */
		1045	// ^^^ copied from perl sources
		1046	return 0;
		1047	}
		1048
		1049	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1050	}
		1051
		1052	static MGVTBL vtbl_errno;
		1053
		1054	// this wonderful hack :( patches perl's $! variable to support our errno values
		1055	static void
		1056	patch_errno (void)
		1057	{
		1058	SV *sv;
		1059	MAGIC *mg;
		1060
		1061	if (!(sv = get_sv ("!", 1)))
		1062	return;
		1063
		1064	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1065	return;
		1066
		1067	if (mg->mg_virtual != &PL_vtbl_sv)
		1068	return;
		1069
		1070	vtbl_errno = PL_vtbl_sv;
		1071	vtbl_errno.svt_get = errno_get;
		1072	mg->mg_virtual = &vtbl_errno;
		1073	}
		1074
		1075	#if __GNUC__ >= 4
		1076	# define noinline __attribute__ ((noinline))
		1077	#else
		1078	# define noinline
		1079	#endif
		1080
		1081	static noinline SV *
		1082	pop_callback (I32 ritems, SV sv)
		1083	{
		1084	if (SvROK (sv))
		1085	{
		1086	HV *st;
		1087	GV *gvp;
		1088	CV *cv;
		1089	const char *name;
		1090
		1091	/* forgive me */
		1092	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1093	&& (st = SvSTASH (SvRV (sv)))
		1094	&& (name = HvNAME_get (st))
		1095	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1096	return 0;
		1097
		1098	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1099	{
		1100	--*ritems;
		1101	return (SV *)cv;
		1102	}
		1103	}
		1104
		1105	return 0;
		1106	}
		1107
		1108	/* stupid windoes defined CALLBACK as well */
		1109	#undef CALLBACK
		1110	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
834		1111
835	MODULE = BDB PACKAGE = BDB	1112	MODULE = BDB PACKAGE = BDB
836		1113
837	PROTOTYPES: ENABLE	1114	PROTOTYPES: ENABLE
838		1115
…		…
854	const_iv (INIT_TXN)	1131	const_iv (INIT_TXN)
855	const_iv (RECOVER)	1132	const_iv (RECOVER)
856	const_iv (INIT_TXN)	1133	const_iv (INIT_TXN)
857	const_iv (RECOVER_FATAL)	1134	const_iv (RECOVER_FATAL)
858	const_iv (CREATE)	1135	const_iv (CREATE)
		1136	const_iv (RDONLY)
859	const_iv (USE_ENVIRON)	1137	const_iv (USE_ENVIRON)
860	const_iv (USE_ENVIRON_ROOT)	1138	const_iv (USE_ENVIRON_ROOT)
861	const_iv (LOCKDOWN)	1139	const_iv (LOCKDOWN)
862	const_iv (PRIVATE)	1140	const_iv (PRIVATE)
863	const_iv (REGISTER)
864	const_iv (SYSTEM_MEM)	1141	const_iv (SYSTEM_MEM)
865	const_iv (AUTO_COMMIT)	1142	const_iv (AUTO_COMMIT)
866	const_iv (CDB_ALLDB)	1143	const_iv (CDB_ALLDB)
867	const_iv (DIRECT_DB)	1144	const_iv (DIRECT_DB)
868	const_iv (DIRECT_LOG)
869	const_iv (DSYNC_DB)
870	const_iv (DSYNC_LOG)
871	const_iv (LOG_AUTOREMOVE)
872	const_iv (LOG_INMEMORY)
873	const_iv (NOLOCKING)	1145	const_iv (NOLOCKING)
874	const_iv (MULTIVERSION)
875	const_iv (NOMMAP)	1146	const_iv (NOMMAP)
876	const_iv (NOPANIC)	1147	const_iv (NOPANIC)
877	const_iv (OVERWRITE)	1148	const_iv (OVERWRITE)
878	const_iv (PANIC_ENVIRONMENT)	1149	const_iv (PANIC_ENVIRONMENT)
879	const_iv (REGION_INIT)	1150	const_iv (REGION_INIT)
880	const_iv (TIME_NOTGRANTED)	1151	const_iv (TIME_NOTGRANTED)
881	const_iv (TXN_NOSYNC)	1152	const_iv (TXN_NOSYNC)
882	const_iv (TXN_SNAPSHOT)	1153	const_iv (TXN_NOT_DURABLE)
883	const_iv (TXN_WRITE_NOSYNC)	1154	const_iv (TXN_WRITE_NOSYNC)
884	const_iv (WRITECURSOR)	1155	const_iv (WRITECURSOR)
885	const_iv (YIELDCPU)	1156	const_iv (YIELDCPU)
886	const_iv (ENCRYPT_AES)	1157	const_iv (ENCRYPT_AES)
887	const_iv (XA_CREATE)	1158	const_iv (XA_CREATE)
…		…
889	const_iv (HASH)	1160	const_iv (HASH)
890	const_iv (QUEUE)	1161	const_iv (QUEUE)
891	const_iv (RECNO)	1162	const_iv (RECNO)
892	const_iv (UNKNOWN)	1163	const_iv (UNKNOWN)
893	const_iv (EXCL)	1164	const_iv (EXCL)
894	const_iv (READ_COMMITTED)
895	const_iv (READ_UNCOMMITTED)
896	const_iv (TRUNCATE)	1165	const_iv (TRUNCATE)
897	const_iv (NOSYNC)	1166	const_iv (NOSYNC)
898	const_iv (CHKSUM)	1167	const_iv (CHKSUM)
899	const_iv (ENCRYPT)	1168	const_iv (ENCRYPT)
900	const_iv (TXN_NOT_DURABLE)
901	const_iv (DUP)	1169	const_iv (DUP)
902	const_iv (DUPSORT)	1170	const_iv (DUPSORT)
903	const_iv (RECNUM)	1171	const_iv (RECNUM)
904	const_iv (RENUMBER)	1172	const_iv (RENUMBER)
905	const_iv (REVSPLITOFF)	1173	const_iv (REVSPLITOFF)
906	const_iv (INORDER)
907	const_iv (CONSUME)	1174	const_iv (CONSUME)
908	const_iv (CONSUME_WAIT)	1175	const_iv (CONSUME_WAIT)
909	const_iv (GET_BOTH)	1176	const_iv (GET_BOTH)
910	const_iv (GET_BOTH_RANGE)	1177	const_iv (GET_BOTH_RANGE)
911	//const_iv (SET_RECNO)	1178	//const_iv (SET_RECNO)
912	//const_iv (MULTIPLE)	1179	//const_iv (MULTIPLE)
913	const_iv (SNAPSHOT)	1180	const_iv (SNAPSHOT)
914	const_iv (JOIN_ITEM)	1181	const_iv (JOIN_ITEM)
		1182	const_iv (JOIN_NOSORT)
915	const_iv (RMW)	1183	const_iv (RMW)
916		1184
917	const_iv (NOTFOUND)	1185	const_iv (NOTFOUND)
918	const_iv (KEYEMPTY)	1186	const_iv (KEYEMPTY)
919	const_iv (LOCK_DEADLOCK)	1187	const_iv (LOCK_DEADLOCK)
920	const_iv (LOCK_NOTGRANTED)	1188	const_iv (LOCK_NOTGRANTED)
921	const_iv (RUNRECOVERY)	1189	const_iv (RUNRECOVERY)
922	const_iv (OLD_VERSION)	1190	const_iv (OLD_VERSION)
923	const_iv (REP_HANDLE_DEAD)	1191	const_iv (REP_HANDLE_DEAD)
924	const_iv (REP_LOCKOUT)
925	const_iv (SECONDARY_BAD)	1192	const_iv (SECONDARY_BAD)
926
927	const_iv (FREE_SPACE)
928	const_iv (FREELIST_ONLY)
929		1193
930	const_iv (APPEND)	1194	const_iv (APPEND)
931	const_iv (NODUPDATA)	1195	const_iv (NODUPDATA)
932	const_iv (NOOVERWRITE)	1196	const_iv (NOOVERWRITE)
933		1197
934	const_iv (TXN_NOWAIT)	1198	const_iv (TXN_NOWAIT)
935	const_iv (TXN_SNAPSHOT)
936	const_iv (TXN_SYNC)	1199	const_iv (TXN_SYNC)
937		1200
938	const_iv (SET_LOCK_TIMEOUT)	1201	const_iv (SET_LOCK_TIMEOUT)
939	const_iv (SET_TXN_TIMEOUT)	1202	const_iv (SET_TXN_TIMEOUT)
940		1203
941	const_iv (JOIN_ITEM)
942	const_iv (FIRST)	1204	const_iv (FIRST)
943	const_iv (NEXT)	1205	const_iv (NEXT)
944	const_iv (NEXT_DUP)	1206	const_iv (NEXT_DUP)
945	const_iv (NEXT_NODUP)	1207	const_iv (NEXT_NODUP)
946	const_iv (PREV)	1208	const_iv (PREV)
…		…
952	const_iv (AFTER)	1214	const_iv (AFTER)
953	const_iv (CURRENT)	1215	const_iv (CURRENT)
954	const_iv (KEYFIRST)	1216	const_iv (KEYFIRST)
955	const_iv (KEYLAST)	1217	const_iv (KEYLAST)
956	const_iv (NODUPDATA)	1218	const_iv (NODUPDATA)
		1219
		1220	const_iv (FORCE)
		1221
		1222	const_iv (LOCK_DEFAULT)
		1223	const_iv (LOCK_EXPIRE)
		1224	const_iv (LOCK_MAXLOCKS)
		1225	const_iv (LOCK_MINLOCKS)
		1226	const_iv (LOCK_MINWRITE)
		1227	const_iv (LOCK_OLDEST)
		1228	const_iv (LOCK_RANDOM)
		1229	const_iv (LOCK_YOUNGEST)
		1230
		1231	const_iv (DONOTINDEX)
		1232	const_iv (KEYEMPTY )
		1233	const_iv (KEYEXIST )
		1234	const_iv (LOCK_DEADLOCK)
		1235	const_iv (LOCK_NOTGRANTED)
		1236	const_iv (NOSERVER)
		1237	const_iv (NOSERVER_HOME)
		1238	const_iv (NOSERVER_ID)
		1239	const_iv (NOTFOUND)
		1240	const_iv (PAGE_NOTFOUND)
		1241	const_iv (REP_DUPMASTER)
		1242	const_iv (REP_HANDLE_DEAD)
		1243	const_iv (REP_HOLDELECTION)
		1244	const_iv (REP_ISPERM)
		1245	const_iv (REP_NEWMASTER)
		1246	const_iv (REP_NEWSITE)
		1247	const_iv (REP_NOTPERM)
		1248	const_iv (REP_UNAVAIL)
		1249	const_iv (RUNRECOVERY)
		1250	const_iv (SECONDARY_BAD)
		1251	const_iv (VERIFY_BAD)
		1252
		1253	const_iv (VERB_DEADLOCK)
		1254	const_iv (VERB_RECOVERY)
		1255	const_iv (VERB_REPLICATION)
		1256	const_iv (VERB_WAITSFOR)
		1257
		1258	const_iv (VERSION_MAJOR)
		1259	const_iv (VERSION_MINOR)
		1260	const_iv (VERSION_PATCH)
		1261	#if DB_VERSION_MINOR >= 3
		1262	const_iv (INORDER)
		1263	const_iv (LOCK_MAXWRITE)
		1264	const_iv (SEQ_DEC)
		1265	const_iv (SEQ_INC)
		1266	const_iv (SEQ_WRAP)
		1267	const_iv (BUFFER_SMALL)
		1268	const_iv (LOG_BUFFER_FULL)
		1269	const_iv (VERSION_MISMATCH)
		1270	#endif
		1271	#if DB_VERSION_MINOR >= 4
		1272	const_iv (REGISTER)
		1273	const_iv (DSYNC_DB)
		1274	const_iv (READ_COMMITTED)
		1275	const_iv (READ_UNCOMMITTED)
		1276	const_iv (REP_IGNORE)
		1277	const_iv (REP_LOCKOUT)
		1278	const_iv (REP_JOIN_FAILURE)
		1279	const_iv (FREE_SPACE)
		1280	const_iv (FREELIST_ONLY)
		1281	const_iv (VERB_REGISTER)
		1282	#endif
		1283	#if DB_VERSION_MINOR >= 5
		1284	const_iv (MULTIVERSION)
		1285	const_iv (TXN_SNAPSHOT)
		1286	#endif
		1287	#if DB_VERSION_MINOR >= 6
		1288	const_iv (PREV_DUP)
		1289	const_iv (PRIORITY_UNCHANGED)
		1290	const_iv (PRIORITY_VERY_LOW)
		1291	const_iv (PRIORITY_LOW)
		1292	const_iv (PRIORITY_DEFAULT)
		1293	const_iv (PRIORITY_HIGH)
		1294	const_iv (PRIORITY_VERY_HIGH)
		1295	#endif
		1296	#if DB_VERSION_MINOR >= 7
		1297	const_iv (LOG_DIRECT)
		1298	const_iv (LOG_DSYNC)
		1299	const_iv (LOG_AUTO_REMOVE)
		1300	const_iv (LOG_IN_MEMORY)
		1301	const_iv (LOG_ZERO)
		1302	#else
		1303	const_iv (DIRECT_LOG)
		1304	const_iv (LOG_AUTOREMOVE)
		1305	# if DB_VERSION_MINOR >= 3
		1306	const_iv (DSYNC_LOG)
		1307	const_iv (LOG_INMEMORY)
		1308	# endif
		1309	#endif
957	};	1310	};
958		1311
959	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1312	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
960	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1313	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
961		1314
962	create_pipe ();	1315	{
		1316	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1317	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1318
		1319	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1320	}
		1321
		1322	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1323
		1324	create_respipe ();
		1325
963	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	1326	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		1327	patch_errno ();
964	}	1328	}
965		1329
966	void	1330	void
967	max_poll_reqs (int nreqs)	1331	max_poll_reqs (int nreqs)
968	PROTOTYPE: $	1332	PROTOTYPE: $
…		…
1087		1451
1088	int	1452	int
1089	nthreads ()	1453	nthreads ()
1090	PROTOTYPE:	1454	PROTOTYPE:
1091	CODE:	1455	CODE:
1092	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1456	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1093	RETVAL = started;	1457	RETVAL = started;
1094	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1458	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1095	OUTPUT:	1459	OUTPUT:
1096	RETVAL	1460	RETVAL
1097		1461
1098	void	1462	void
1099	set_sync_prepare (SV *cb)	1463	set_sync_prepare (SV *cb)
1100	PROTOTYPE: &	1464	PROTOTYPE: &
1101	CODE:	1465	CODE:
1102	SvREFCNT_dec (prepare_cb);	1466	SvREFCNT_dec (prepare_cb);
1103	prepare_cb = newSVsv (cb);	1467	prepare_cb = newSVsv (cb);
		1468
		1469	char *
		1470	strerror (int errorno = errno)
		1471	PROTOTYPE: ;$
		1472	CODE:
		1473	RETVAL = db_strerror (errorno);
		1474	OUTPUT:
		1475	RETVAL
		1476
		1477	void _on_next_submit (SV *cb)
		1478	CODE:
		1479	SvREFCNT_dec (on_next_submit);
		1480	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1104		1481
1105	DB_ENV *	1482	DB_ENV *
1106	db_env_create (U32 env_flags = 0)	1483	db_env_create (U32 env_flags = 0)
1107	CODE:	1484	CODE:
1108	{	1485	{
1109	errno = db_env_create (&RETVAL, env_flags);	1486	errno = db_env_create (&RETVAL, env_flags);
1110	if (errno)	1487	if (errno)
1111	croak ("db_env_create: %s", db_strerror (errno));	1488	croak ("db_env_create: %s", db_strerror (errno));
		1489
		1490	if (0)
		1491	{
		1492	RETVAL->set_errcall (RETVAL, debug_errcall);
		1493	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1494	}
1112	}	1495	}
1113	OUTPUT:	1496	OUTPUT:
1114	RETVAL	1497	RETVAL
1115		1498
1116	void	1499	void
1117	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)	1500	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = 0)
		1501	PREINIT:
		1502	CALLBACK
1118	CODE:	1503	CODE:
1119	{	1504	{
1120	dREQ (REQ_ENV_OPEN);	1505	dREQ (REQ_ENV_OPEN);
1121	req->env = env;	1506	req->env = env;
1122	req->uint1 = open_flags \| DB_THREAD;	1507	req->uint1 = open_flags \| DB_THREAD;
…		…
1124	req->buf1 = strdup_ornull (db_home);	1509	req->buf1 = strdup_ornull (db_home);
1125	REQ_SEND;	1510	REQ_SEND;
1126	}	1511	}
1127		1512
1128	void	1513	void
1129	db_env_close (DB_ENV env, U32 flags = 0, SV callback = &PL_sv_undef)	1514	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
		1515	PREINIT:
		1516	CALLBACK
1130	CODE:	1517	CODE:
1131	{	1518	{
1132	dREQ (REQ_ENV_CLOSE);	1519	dREQ (REQ_ENV_CLOSE);
1133	req->env = env;	1520	req->env = env;
1134	req->uint1 = flags;	1521	req->uint1 = flags;
1135	REQ_SEND;	1522	REQ_SEND;
1136	ptr_nuke (ST (0));	1523	ptr_nuke (ST (0));
1137	}	1524	}
1138		1525
		1526	void
		1527	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
		1528	PREINIT:
		1529	CALLBACK
		1530	CODE:
		1531	{
		1532	dREQ (REQ_ENV_TXN_CHECKPOINT);
		1533	req->env = env;
		1534	req->uint1 = kbyte;
		1535	req->int1 = min;
		1536	req->uint2 = flags;
		1537	REQ_SEND;
		1538	}
		1539
		1540	void
		1541	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = 0)
		1542	PREINIT:
		1543	CALLBACK
		1544	CODE:
		1545	{
		1546	dREQ (REQ_ENV_LOCK_DETECT);
		1547	req->env = env;
		1548	req->uint1 = flags;
		1549	req->uint2 = atype;
		1550	/* req->int2 = 0; dummy */
		1551	REQ_SEND;
		1552	}
		1553
		1554	void
		1555	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = 0)
		1556	PREINIT:
		1557	CALLBACK
		1558	CODE:
		1559	{
		1560	dREQ (REQ_ENV_MEMP_SYNC);
		1561	req->env = env;
		1562	REQ_SEND;
		1563	}
		1564
		1565	void
		1566	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = 0)
		1567	PREINIT:
		1568	CALLBACK
		1569	CODE:
		1570	{
		1571	dREQ (REQ_ENV_MEMP_TRICKLE);
		1572	req->env = env;
		1573	req->int1 = percent;
		1574	REQ_SEND;
		1575	}
		1576
		1577	void
		1578	db_env_dbremove (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1579	PREINIT:
		1580	CALLBACK
		1581	CODE:
		1582	{
		1583	dREQ (REQ_ENV_DBREMOVE);
		1584	req->env = env;
		1585	req->buf1 = strdup_ornull (file);
		1586	req->buf2 = strdup_ornull (database);
		1587	req->uint1 = flags;
		1588	REQ_SEND;
		1589	}
		1590
		1591	void
		1592	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)
		1593	PREINIT:
		1594	CALLBACK
		1595	CODE:
		1596	{
		1597	dREQ (REQ_ENV_DBRENAME);
		1598	req->env = env;
		1599	req->buf1 = strdup_ornull (file);
		1600	req->buf2 = strdup_ornull (database);
		1601	req->buf3 = strdup_ornull (newname);
		1602	req->uint1 = flags;
		1603	REQ_SEND;
		1604	}
		1605
1139	DB *	1606	DB *
1140	db_create (DB_ENV *env = 0, U32 flags = 0)	1607	db_create (DB_ENV *env = 0, U32 flags = 0)
1141	CODE:	1608	CODE:
1142	{	1609	{
1143	errno = db_create (&RETVAL, env, flags);	1610	errno = db_create (&RETVAL, env, flags);
…		…
1149	}	1616	}
1150	OUTPUT:	1617	OUTPUT:
1151	RETVAL	1618	RETVAL
1152		1619
1153	void	1620	void
1154	db_open (DB db, DB_TXN_ornull txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1621	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1622	PREINIT:
		1623	CALLBACK
1155	CODE:	1624	CODE:
1156	{	1625	{
1157	dREQ (REQ_DB_OPEN);	1626	dREQ (REQ_DB_OPEN);
1158	req->db = db;	1627	req->db = db;
1159	req->txn = txnid;	1628	req->txn = txnid;
…		…
1164	req->int2 = mode;	1633	req->int2 = mode;
1165	REQ_SEND;	1634	REQ_SEND;
1166	}	1635	}
1167		1636
1168	void	1637	void
1169	db_close (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1638	db_close (DB db, U32 flags = 0, SV callback = 0)
		1639	PREINIT:
		1640	CALLBACK
1170	CODE:	1641	CODE:
1171	{	1642	{
1172	dREQ (REQ_DB_CLOSE);	1643	dREQ (REQ_DB_CLOSE);
1173	req->db = db;	1644	req->db = db;
1174	req->uint1 = flags;	1645	req->uint1 = flags;
1175	req->sv1 = (SV *)db->app_private;	1646	req->sv1 = (SV *)db->app_private;
1176	REQ_SEND;	1647	REQ_SEND;
1177	ptr_nuke (ST (0));	1648	ptr_nuke (ST (0));
1178	}	1649	}
1179		1650
		1651	#if DB_VERSION_MINOR >= 4
		1652
1180	void	1653	void
1181	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)	1654	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)
		1655	PREINIT:
		1656	CALLBACK
1182	CODE:	1657	CODE:
1183	{	1658	{
1184	dREQ (REQ_DB_COMPACT);	1659	dREQ (REQ_DB_COMPACT);
1185	req->db = db;	1660	req->db = db;
1186	req->txn = txn;	1661	req->txn = txn;
…		…
1188	sv_to_dbt (&req->dbt2, stop);	1663	sv_to_dbt (&req->dbt2, stop);
1189	req->uint1 = flags;	1664	req->uint1 = flags;
1190	REQ_SEND;	1665	REQ_SEND;
1191	}	1666	}
1192		1667
		1668	#endif
		1669
1193	void	1670	void
1194	db_sync (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1671	db_sync (DB db, U32 flags = 0, SV callback = 0)
		1672	PREINIT:
		1673	CALLBACK
1195	CODE:	1674	CODE:
1196	{	1675	{
1197	dREQ (REQ_DB_SYNC);	1676	dREQ (REQ_DB_SYNC);
1198	req->db = db;	1677	req->db = db;
1199	req->uint1 = flags;	1678	req->uint1 = flags;
1200	REQ_SEND;	1679	REQ_SEND;
1201	}	1680	}
1202		1681
1203	void	1682	void
		1683	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
		1684	PREINIT:
		1685	CALLBACK
		1686	CODE:
		1687	{
		1688	dREQ (REQ_DB_SYNC);
		1689	req->db = db;
		1690	req->buf1 = strdup (file);
		1691	req->uint1 = flags;
		1692	REQ_SEND;
		1693	}
		1694
		1695	void
		1696	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = 0)
		1697	PREINIT:
		1698	CALLBACK
		1699	CODE:
		1700	{
		1701	dREQ (REQ_DB_KEY_RANGE);
		1702	req->db = db;
		1703	req->txn = txn;
		1704	sv_to_dbt (&req->dbt1, key);
		1705	req->uint1 = flags;
		1706	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
		1707	REQ_SEND;
		1708	}
		1709
		1710	void
1204	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1711	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)
		1712	PREINIT:
		1713	CALLBACK
1205	CODE:	1714	CODE:
1206	{	1715	{
1207	dREQ (REQ_DB_PUT);	1716	dREQ (REQ_DB_PUT);
1208	req->db = db;	1717	req->db = db;
1209	req->txn = txn;	1718	req->txn = txn;
…		…
1211	sv_to_dbt (&req->dbt2, data);	1720	sv_to_dbt (&req->dbt2, data);
1212	req->uint1 = flags;	1721	req->uint1 = flags;
1213	REQ_SEND;	1722	REQ_SEND;
1214	}	1723	}
1215		1724
		1725	#if DB_VERSION_MINOR >= 6
		1726
1216	void	1727	void
		1728	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1729	PREINIT:
		1730	CALLBACK
		1731	CODE:
		1732	{
		1733	dREQ (REQ_DB_EXISTS);
		1734	req->db = db;
		1735	req->txn = txn;
		1736	req->uint1 = flags;
		1737	sv_to_dbt (&req->dbt1, key);
		1738	REQ_SEND;
		1739	}
		1740
		1741	#endif
		1742
		1743	void
1217	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1744	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)
		1745	PREINIT:
		1746	CALLBACK
1218	CODE:	1747	CODE:
		1748	if (SvREADONLY (data))
		1749	croak ("can't modify read-only data scalar in db_get");
1219	{	1750	{
1220	dREQ (REQ_DB_GET);	1751	dREQ (REQ_DB_GET);
1221	req->db = db;	1752	req->db = db;
1222	req->txn = txn;	1753	req->txn = txn;
1223	req->uint1 = flags;	1754	req->uint1 = flags;
…		…
1226	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1757	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1227	REQ_SEND;	1758	REQ_SEND;
1228	}	1759	}
1229		1760
1230	void	1761	void
1231	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1762	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = 0)
		1763	PREINIT:
		1764	CALLBACK
1232	CODE:	1765	CODE:
		1766	if (SvREADONLY (data))
		1767	croak ("can't modify read-only data scalar in db_pget");
1233	{	1768	{
1234	dREQ (REQ_DB_PGET);	1769	dREQ (REQ_DB_PGET);
1235	req->db = db;	1770	req->db = db;
1236	req->txn = txn;	1771	req->txn = txn;
1237	req->uint1 = flags;	1772	req->uint1 = flags;
…		…
1241	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1776	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1242	REQ_SEND;	1777	REQ_SEND;
1243	}	1778	}
1244		1779
1245	void	1780	void
1246	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	1781	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1782	PREINIT:
		1783	CALLBACK
1247	CODE:	1784	CODE:
1248	{	1785	{
1249	dREQ (REQ_DB_DEL);	1786	dREQ (REQ_DB_DEL);
1250	req->db = db;	1787	req->db = db;
1251	req->txn = txn;	1788	req->txn = txn;
…		…
1253	sv_to_dbt (&req->dbt1, key);	1790	sv_to_dbt (&req->dbt1, key);
1254	REQ_SEND;	1791	REQ_SEND;
1255	}	1792	}
1256		1793
1257	void	1794	void
1258	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)	1795	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1796	PREINIT:
		1797	CALLBACK
1259	CODE:	1798	CODE:
1260	{	1799	{
1261	dREQ (REQ_TXN_COMMIT);	1800	dREQ (REQ_TXN_COMMIT);
1262	req->txn = txn;	1801	req->txn = txn;
1263	req->uint1 = flags;	1802	req->uint1 = flags;
1264	REQ_SEND;	1803	REQ_SEND;
1265	ptr_nuke (ST (0));	1804	ptr_nuke (ST (0));
1266	}	1805	}
1267		1806
1268	void	1807	void
1269	db_txn_abort (DB_TXN txn, SV callback = &PL_sv_undef)	1808	db_txn_abort (DB_TXN txn, SV callback = 0)
		1809	PREINIT:
		1810	CALLBACK
1270	CODE:	1811	CODE:
1271	{	1812	{
1272	dREQ (REQ_TXN_ABORT);	1813	dREQ (REQ_TXN_ABORT);
1273	req->txn = txn;	1814	req->txn = txn;
1274	REQ_SEND;	1815	REQ_SEND;
1275	ptr_nuke (ST (0));	1816	ptr_nuke (ST (0));
1276	}	1817	}
1277		1818
1278	void	1819	void
		1820	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1821	PREINIT:
		1822	CALLBACK
		1823	CODE:
		1824	{
		1825	dREQ (REQ_TXN_FINISH);
		1826	req->txn = txn;
		1827	req->uint1 = flags;
		1828	REQ_SEND;
		1829	ptr_nuke (ST (0));
		1830	}
		1831
		1832	void
1279	db_c_close (DBC dbc, SV callback = &PL_sv_undef)	1833	db_c_close (DBC dbc, SV callback = 0)
		1834	PREINIT:
		1835	CALLBACK
1280	CODE:	1836	CODE:
1281	{	1837	{
1282	dREQ (REQ_C_CLOSE);	1838	dREQ (REQ_C_CLOSE);
1283	req->dbc = dbc;	1839	req->dbc = dbc;
1284	REQ_SEND;	1840	REQ_SEND;
1285	ptr_nuke (ST (0));	1841	ptr_nuke (ST (0));
1286	}	1842	}
1287		1843
1288	void	1844	void
1289	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = &PL_sv_undef)	1845	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
		1846	PREINIT:
		1847	CALLBACK
1290	CODE:	1848	CODE:
1291	{	1849	{
1292	dREQ (REQ_C_COUNT);	1850	dREQ (REQ_C_COUNT);
1293	req->dbc = dbc;	1851	req->dbc = dbc;
1294	req->sv1 = SvREFCNT_inc (count);	1852	req->sv1 = SvREFCNT_inc (count);
1295	REQ_SEND;	1853	REQ_SEND;
1296	}	1854	}
1297		1855
1298	void	1856	void
1299	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1857	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)
		1858	PREINIT:
		1859	CALLBACK
1300	CODE:	1860	CODE:
1301	{	1861	{
1302	dREQ (REQ_C_PUT);	1862	dREQ (REQ_C_PUT);
1303	req->dbc = dbc;	1863	req->dbc = dbc;
1304	sv_to_dbt (&req->dbt1, key);	1864	sv_to_dbt (&req->dbt1, key);
…		…
1306	req->uint1 = flags;	1866	req->uint1 = flags;
1307	REQ_SEND;	1867	REQ_SEND;
1308	}	1868	}
1309		1869
1310	void	1870	void
1311	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1871	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)
		1872	PREINIT:
		1873	CALLBACK
1312	CODE:	1874	CODE:
1313	{	1875	{
1314	dREQ (REQ_C_GET);	1876	dREQ (REQ_C_GET);
1315	req->dbc = dbc;	1877	req->dbc = dbc;
1316	req->uint1 = flags;	1878	req->uint1 = flags;
…		…
1331	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1893	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1332	REQ_SEND;	1894	REQ_SEND;
1333	}	1895	}
1334		1896
1335	void	1897	void
1336	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1898	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = 0)
		1899	PREINIT:
		1900	CALLBACK
1337	CODE:	1901	CODE:
1338	{	1902	{
1339	dREQ (REQ_C_PGET);	1903	dREQ (REQ_C_PGET);
1340	req->dbc = dbc;	1904	req->dbc = dbc;
1341	req->uint1 = flags;	1905	req->uint1 = flags;
…		…
1359	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1923	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1360	REQ_SEND;	1924	REQ_SEND;
1361	}	1925	}
1362		1926
1363	void	1927	void
1364	db_c_del (DBC dbc, U32 flags = 0, SV callback = &PL_sv_undef)	1928	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
		1929	PREINIT:
		1930	CALLBACK
1365	CODE:	1931	CODE:
1366	{	1932	{
1367	dREQ (REQ_C_DEL);	1933	dREQ (REQ_C_DEL);
1368	req->dbc = dbc;	1934	req->dbc = dbc;
1369	req->uint1 = flags;	1935	req->uint1 = flags;
1370	REQ_SEND;	1936	REQ_SEND;
1371	}	1937	}
1372		1938
1373		1939
		1940	#if DB_VERSION_MINOR >= 3
		1941
		1942	void
		1943	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
		1944	PREINIT:
		1945	CALLBACK
		1946	CODE:
		1947	{
		1948	dREQ (REQ_SEQ_OPEN);
		1949	req->seq = seq;
		1950	req->txn = txnid;
		1951	req->uint1 = flags \| DB_THREAD;
		1952	sv_to_dbt (&req->dbt1, key);
		1953	REQ_SEND;
		1954	}
		1955
		1956	void
		1957	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
		1958	PREINIT:
		1959	CALLBACK
		1960	CODE:
		1961	{
		1962	dREQ (REQ_SEQ_CLOSE);
		1963	req->seq = seq;
		1964	req->uint1 = flags;
		1965	REQ_SEND;
		1966	ptr_nuke (ST (0));
		1967	}
		1968
		1969	void
		1970	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
		1971	PREINIT:
		1972	CALLBACK
		1973	CODE:
		1974	{
		1975	dREQ (REQ_SEQ_GET);
		1976	req->seq = seq;
		1977	req->txn = txnid;
		1978	req->int1 = delta;
		1979	req->uint1 = flags;
		1980	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
		1981	REQ_SEND;
		1982	}
		1983
		1984	void
		1985	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = 0)
		1986	PREINIT:
		1987	CALLBACK
		1988	CODE:
		1989	{
		1990	dREQ (REQ_SEQ_REMOVE);
		1991	req->seq = seq;
		1992	req->txn = txnid;
		1993	req->uint1 = flags;
		1994	REQ_SEND;
		1995	}
		1996
		1997	#endif
		1998
		1999
1374	MODULE = BDB PACKAGE = BDB::Env	2000	MODULE = BDB PACKAGE = BDB::Env
1375		2001
1376	void	2002	void
1377	DESTROY (DB_ENV_ornull *env)	2003	DESTROY (DB_ENV_ornuked *env)
1378	CODE:	2004	CODE:
1379	if (env)	2005	if (env)
1380	env->close (env, 0);	2006	env->close (env, 0);
1381		2007
		2008	int set_data_dir (DB_ENV env, const char dir)
		2009	CODE:
		2010	RETVAL = env->set_data_dir (env, dir);
		2011	OUTPUT:
		2012	RETVAL
		2013
		2014	int set_tmp_dir (DB_ENV env, const char dir)
		2015	CODE:
		2016	RETVAL = env->set_tmp_dir (env, dir);
		2017	OUTPUT:
		2018	RETVAL
		2019
		2020	int set_lg_dir (DB_ENV env, const char dir)
		2021	CODE:
		2022	RETVAL = env->set_lg_dir (env, dir);
		2023	OUTPUT:
		2024	RETVAL
		2025
		2026	int set_shm_key (DB_ENV *env, long shm_key)
		2027	CODE:
		2028	RETVAL = env->set_shm_key (env, shm_key);
		2029	OUTPUT:
		2030	RETVAL
		2031
1382	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)	2032	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)
1383	CODE:	2033	CODE:
1384	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2034	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1385	OUTPUT:	2035	OUTPUT:
1386	RETVAL	2036	RETVAL
1387		2037
1388	int set_flags (DB_ENV *env, U32 flags, int onoff)	2038	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1389	CODE:	2039	CODE:
1390	RETVAL = env->set_flags (env, flags, onoff);	2040	RETVAL = env->set_flags (env, flags, onoff);
1391	OUTPUT:	2041	OUTPUT:
1392	RETVAL	2042	RETVAL
1393		2043
		2044	#if DB_VERSION_MINOR >= 7
		2045
		2046	int set_intermediate_dir_mode (DB_ENV env, const char mode)
		2047	CODE:
		2048	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2049	OUTPUT:
		2050	RETVAL
		2051
		2052	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2053	CODE:
		2054	RETVAL = env->log_set_config (env, flags, onoff);
		2055	OUTPUT:
		2056	RETVAL
		2057
		2058	#endif
		2059
		2060
		2061	void set_errfile (DB_ENV env, FILE errfile = 0)
		2062	CODE:
		2063	env->set_errfile (env, errfile);
		2064
		2065	void set_msgfile (DB_ENV env, FILE msgfile = 0)
		2066	CODE:
		2067	env->set_msgfile (env, msgfile);
		2068
		2069	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
		2070	CODE:
		2071	RETVAL = env->set_verbose (env, which, onoff);
		2072	OUTPUT:
		2073	RETVAL
		2074
1394	int set_encrypt (DB_ENV env, const char password, U32 flags = 0)	2075	int set_encrypt (DB_ENV env, const char password, U32 flags = 0)
1395	CODE:	2076	CODE:
1396	RETVAL = env->set_encrypt (env, password, flags);	2077	RETVAL = env->set_encrypt (env, password, flags);
1397	OUTPUT:	2078	OUTPUT:
1398	RETVAL	2079	RETVAL
1399		2080
1400	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2081	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1401	CODE:	2082	CODE:
1402	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2083	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1403	OUTPUT:	2084	OUTPUT:
1404	RETVAL	2085	RETVAL
		2086
		2087	int set_mp_max_openfd (DB_ENV *env, int maxopenfd);
		2088	CODE:
		2089	RETVAL = env->set_mp_max_openfd (env, maxopenfd);
		2090	OUTPUT:
		2091	RETVAL
		2092
		2093	int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep);
		2094	CODE:
		2095	RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep);
		2096	OUTPUT:
		2097	RETVAL
		2098
		2099	int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb)
		2100	CODE:
		2101	RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
		2102	OUTPUT:
		2103	RETVAL
		2104
		2105	int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
		2106	CODE:
		2107	RETVAL = env->set_lk_detect (env, detect);
		2108	OUTPUT:
		2109	RETVAL
		2110
		2111	int set_lk_max_lockers (DB_ENV *env, U32 max)
		2112	CODE:
		2113	RETVAL = env->set_lk_max_lockers (env, max);
		2114	OUTPUT:
		2115	RETVAL
		2116
		2117	int set_lk_max_locks (DB_ENV *env, U32 max)
		2118	CODE:
		2119	RETVAL = env->set_lk_max_locks (env, max);
		2120	OUTPUT:
		2121	RETVAL
		2122
		2123	int set_lk_max_objects (DB_ENV *env, U32 max)
		2124	CODE:
		2125	RETVAL = env->set_lk_max_objects (env, max);
		2126	OUTPUT:
		2127	RETVAL
		2128
		2129	int set_lg_bsize (DB_ENV *env, U32 max)
		2130	CODE:
		2131	RETVAL = env->set_lg_bsize (env, max);
		2132	OUTPUT:
		2133	RETVAL
		2134
		2135	int set_lg_max (DB_ENV *env, U32 max)
		2136	CODE:
		2137	RETVAL = env->set_lg_max (env, max);
		2138	OUTPUT:
		2139	RETVAL
		2140
		2141	#if DB_VERSION_MINOR >= 4
		2142
		2143	int mutex_set_max (DB_ENV *env, U32 max)
		2144	CODE:
		2145	RETVAL = env->mutex_set_max (env, max);
		2146	OUTPUT:
		2147	RETVAL
		2148
		2149	int mutex_set_increment (DB_ENV *env, U32 increment)
		2150	CODE:
		2151	RETVAL = env->mutex_set_increment (env, increment);
		2152	OUTPUT:
		2153	RETVAL
		2154
		2155	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2156	CODE:
		2157	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2158	OUTPUT:
		2159	RETVAL
		2160
		2161	int mutex_set_align (DB_ENV *env, U32 align)
		2162	CODE:
		2163	RETVAL = env->mutex_set_align (env, align);
		2164	OUTPUT:
		2165	RETVAL
		2166
		2167	#endif
1405		2168
1406	DB_TXN *	2169	DB_TXN *
1407	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)	2170	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
1408	CODE:	2171	CODE:
1409	errno = env->txn_begin (env, parent, &RETVAL, flags);	2172	errno = env->txn_begin (env, parent, &RETVAL, flags);
1410	if (errno)	2173	if (errno)
1411	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2174	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1412	OUTPUT:	2175	OUTPUT:
1413	RETVAL	2176	RETVAL
1414		2177
		2178	#if DB_VERSION_MINOR >= 5
		2179
		2180	DB_TXN *
		2181	cdsgroup_begin (DB_ENV *env)
		2182	CODE:
		2183	errno = env->cdsgroup_begin (env, &RETVAL);
		2184	if (errno)
		2185	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2186	OUTPUT:
		2187	RETVAL
		2188
		2189	#endif
		2190
1415	MODULE = BDB PACKAGE = BDB::Db	2191	MODULE = BDB PACKAGE = BDB::Db
1416		2192
1417	void	2193	void
1418	DESTROY (DB_ornull *db)	2194	DESTROY (DB_ornuked *db)
1419	CODE:	2195	CODE:
1420	if (db)	2196	if (db)
1421	{	2197	{
1422	SV env = (SV )db->app_private;	2198	SV env = (SV )db->app_private;
1423	db->close (db, 0);	2199	db->close (db, 0);
…		…
1428	CODE:	2204	CODE:
1429	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2205	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1430	OUTPUT:	2206	OUTPUT:
1431	RETVAL	2207	RETVAL
1432		2208
1433	int set_flags (DB *db, U32 flags);	2209	int set_flags (DB *db, U32 flags)
1434	CODE:	2210	CODE:
1435	RETVAL = db->set_flags (db, flags);	2211	RETVAL = db->set_flags (db, flags);
1436	OUTPUT:	2212	OUTPUT:
1437	RETVAL	2213	RETVAL
1438		2214
…		…
1446	CODE:	2222	CODE:
1447	RETVAL = db->set_lorder (db, lorder);	2223	RETVAL = db->set_lorder (db, lorder);
1448	OUTPUT:	2224	OUTPUT:
1449	RETVAL	2225	RETVAL
1450		2226
1451
1452	int set_bt_minkey (DB *db, U32 minkey)	2227	int set_bt_minkey (DB *db, U32 minkey)
1453	CODE:	2228	CODE:
1454	RETVAL = db->set_bt_minkey (db, minkey);	2229	RETVAL = db->set_bt_minkey (db, minkey);
1455	OUTPUT:	2230	OUTPUT:
1456	RETVAL	2231	RETVAL
1457		2232
1458	int set_re_delim(DB *db, int delim);	2233	int set_re_delim (DB *db, int delim)
1459	CODE:	2234	CODE:
1460	RETVAL = db->set_re_delim (db, delim);	2235	RETVAL = db->set_re_delim (db, delim);
1461	OUTPUT:	2236	OUTPUT:
1462	RETVAL	2237	RETVAL
1463		2238
…		…
1504	if (errno)	2279	if (errno)
1505	croak ("DB->cursor: %s", db_strerror (errno));	2280	croak ("DB->cursor: %s", db_strerror (errno));
1506	OUTPUT:	2281	OUTPUT:
1507	RETVAL	2282	RETVAL
1508		2283
		2284	#if DB_VERSION_MINOR >= 3
		2285
		2286	DB_SEQUENCE *
		2287	sequence (DB *db, U32 flags = 0)
		2288	CODE:
		2289	{
		2290	errno = db_sequence_create (&RETVAL, db, flags);
		2291	if (errno)
		2292	croak ("db_sequence_create: %s", db_strerror (errno));
		2293	}
		2294	OUTPUT:
		2295	RETVAL
		2296
		2297	#endif
		2298
1509		2299
1510	MODULE = BDB PACKAGE = BDB::Txn	2300	MODULE = BDB PACKAGE = BDB::Txn
1511		2301
1512	void	2302	void
1513	DESTROY (DB_TXN_ornull *txn)	2303	DESTROY (DB_TXN_ornuked *txn)
1514	CODE:	2304	CODE:
1515	if (txn)	2305	if (txn)
1516	txn->abort (txn);	2306	txn->abort (txn);
1517		2307
1518	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2308	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1519	CODE:	2309	CODE:
1520	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2310	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1521	OUTPUT:	2311	OUTPUT:
1522	RETVAL	2312	RETVAL
1523		2313
		2314	int failed (DB_TXN *txn)
		2315	CODE:
		2316	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2317	OUTPUT:
		2318	RETVAL
		2319
1524		2320
1525	MODULE = BDB PACKAGE = BDB::Cursor	2321	MODULE = BDB PACKAGE = BDB::Cursor
1526		2322
1527	void	2323	void
1528	DESTROY (DBC_ornull *dbc)	2324	DESTROY (DBC_ornuked *dbc)
1529	CODE:	2325	CODE:
1530	if (dbc)	2326	if (dbc)
1531	dbc->c_close (dbc);	2327	dbc->c_close (dbc);
1532		2328
		2329	#if DB_VERSION_MINOR >= 6
		2330
		2331	int set_priority (DBC *dbc, int priority)
		2332	CODE:
		2333	dbc->set_priority (dbc, priority);
		2334
		2335	#endif
		2336
		2337	#if DB_VERSION_MINOR >= 3
		2338
		2339	MODULE = BDB PACKAGE = BDB::Sequence
		2340
		2341	void
		2342	DESTROY (DB_SEQUENCE_ornuked *seq)
		2343	CODE:
		2344	if (seq)
		2345	seq->close (seq, 0);
		2346
		2347	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
		2348	CODE:
		2349	RETVAL = seq->initial_value (seq, value);
		2350	OUTPUT:
		2351	RETVAL
		2352
		2353	int set_cachesize (DB_SEQUENCE *seq, U32 size)
		2354	CODE:
		2355	RETVAL = seq->set_cachesize (seq, size);
		2356	OUTPUT:
		2357	RETVAL
		2358
		2359	int set_flags (DB_SEQUENCE *seq, U32 flags)
		2360	CODE:
		2361	RETVAL = seq->set_flags (seq, flags);
		2362	OUTPUT:
		2363	RETVAL
		2364
		2365	int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max)
		2366	CODE:
		2367	RETVAL = seq->set_range (seq, min, max);
		2368	OUTPUT:
		2369	RETVAL
		2370
		2371	#endif
		2372
		2373

Diff Legend

-–
+Removed lines
-+
+Added lines
-<
+Changed lines
->
+Changed lines

Comparing BDB/BDB.xs (file contents): Revision 1.7 by root, Thu Feb 8 22:14:01 2007 UTC vs. Revision 1.49 by root, Thu Sep 25 12:28:49 2008 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.7 by root, Thu Feb 8 22:14:01 2007 UTC vs.
Revision 1.49 by root, Thu Sep 25 12:28:49 2008 UTC