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

Comparing BDB/BDB.xs (file contents):
Revision 1.5 by root, Mon Feb 5 23:46:15 2007 UTC vs.
Revision 1.48 by root, Tue Jul 29 03:33:16 2008 UTC

…		…
1	/* solaris */	1	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
2	#define _POSIX_PTHREAD_SEMANTICS 1
3		2
4	#if __linux && !defined(_GNU_SOURCE)	3	#include "xthread.h"
5	# define _GNU_SOURCE
6	#endif
7
8	/* just in case */
9	#define _REENTRANT 1
10		4
11	#include <errno.h>	5	#include <errno.h>
12		6
13	#include "EXTERN.h"	7	#include "EXTERN.h"
14	#include "perl.h"	8	#include "perl.h"
15	#include "XSUB.h"	9	#include "XSUB.h"
16		10
17	#include <pthread.h>	11	// perl stupidly defines these as macros, breaking
		12	// lots and lots of code.
		13	#undef open
		14	#undef close
		15	#undef abort
		16	#undef malloc
		17	#undef free
		18	#undef send
18		19
19	#include <stddef.h>	20	#include <stddef.h>
20	#include <stdlib.h>	21	#include <stdlib.h>
21	#include <errno.h>	22	#include <errno.h>
22	#include <sys/time.h>
23	#include <sys/types.h>	23	#include <sys/types.h>
24	#include <limits.h>	24	#include <limits.h>
25	#include <unistd.h>
26	#include <fcntl.h>	25	#include <fcntl.h>
27		26
		27	#ifndef _WIN32
		28	# include <sys/time.h>
		29	# include <unistd.h>
		30	#endif
		31
28	#include <db.h>	32	#include <db.h>
		33
		34	#if DB_VERSION_MAJOR != 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
		35	# error you need Berkeley DB 4.3 or a newer 4.x version installed
		36	#endif
29		37
30	/* number of seconds after which idle threads exit */	38	/* number of seconds after which idle threads exit */
31	#define IDLE_TIMEOUT 10	39	#define IDLE_TIMEOUT 10
32		40
33	/* wether word reads are potentially non-atomic.	41	typedef DB_ENV DB_ENV_ornull;
34	* this is conservatice, likely most arches this runs	42	typedef DB_TXN DB_TXN_ornull;
35	* on have atomic word read/writes.	43	typedef DBC DBC_ornull;
36	*/	44	typedef DB DB_ornull;
37	#ifndef WORDACCESS_UNSAFE	45
38	# if __i386 \|\| __x86_64	46	typedef DB_ENV DB_ENV_ornuked;
39	# define WORDACCESS_UNSAFE 0	47	typedef DB_TXN DB_TXN_ornuked;
40	# else	48	typedef DBC DBC_ornuked;
41	# define WORDACCESS_UNSAFE 1	49	typedef DB DB_ornuked;
		50
		51	#if DB_VERSION_MINOR >= 3
		52	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		53	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
42	# endif	54	#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		55
50	typedef SV SV8; /* byte-sv, used for argument-checking */	56	typedef SV SV8; /* byte-sv, used for argument-checking */
51	typedef char *octetstring;	57	typedef char *bdb_filename;
52		58
53	static SV *prepare_cb;	59	static SV *prepare_cb;
54		60
		61	#if DB_VERSION_MINOR >= 6
		62	# define c_close close
		63	# define c_count count
		64	# define c_del del
		65	# define c_dup dup
		66	# define c_get get
		67	# define c_pget pget
		68	# define c_put put
		69	#endif
		70
55	static inline char *	71	static char *
		72	get_bdb_filename (SV *sv)
		73	{
		74	if (!SvOK (sv))
		75	return 0;
		76
		77	#if _WIN32
		78	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		79	{
		80	STRLEN len;
		81	char *src = SvPVbyte (sv, len);
		82	SV *t1 = sv_newmortal ();
		83	SV *t2 = sv_newmortal ();
		84
		85	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		86	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		87
		88	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		89	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		90	SvPOK_only (t2);
		91	SvPVX (t2)[len] = 0;
		92	SvCUR_set (t2, len);
		93
		94	return SvPVX (t2);
		95	}
		96	#else
		97	return SvPVbyte_nolen (sv);
		98	#endif
		99	}
		100
		101	static void
		102	debug_errcall (const DB_ENV dbenv, const char errpfx, const char *msg)
		103	{
		104	printf ("err[%s]\n", msg);
		105	}
		106
		107	static void
		108	debug_msgcall (const DB_ENV dbenv, const char msg)
		109	{
		110	printf ("msg[%s]\n", msg);
		111	}
		112
		113	static char *
56	strdup_ornull (const char *s)	114	strdup_ornull (const char *s)
57	{	115	{
58	return s ? strdup (s) : 0;	116	return s ? strdup (s) : 0;
59	}	117	}
60		118
61	inline void	119	static void
62	sv_to_dbt (DBT dbt, SV sv)	120	sv_to_dbt (DBT dbt, SV sv)
63	{	121	{
64	STRLEN len;	122	STRLEN len;
65	char *data = SvPVbyte (sv, len);	123	char *data = SvPVbyte (sv, len);
66		124
67	dbt->data = malloc (len);	125	dbt->data = malloc (len);
68	memcpy (dbt->data, data, len);	126	memcpy (dbt->data, data, len);
69	dbt->size = len;	127	dbt->size = len;
		128	dbt->flags = DB_DBT_REALLOC;
70	}	129	}
71		130
72	inline void	131	static void
73	dbt_to_sv (SV sv, DBT dbt)	132	dbt_to_sv (SV sv, DBT dbt)
74	{	133	{
		134	if (sv)
		135	{
75	SvREADONLY_off (sv);	136	SvREADONLY_off (sv);
76	sv_setpvn_mg (sv, dbt->data, dbt->size);	137	sv_setpvn_mg (sv, dbt->data, dbt->size);
		138	SvREFCNT_dec (sv);
		139	}
77		140
78	free (dbt->data);	141	free (dbt->data);
79	}	142	}
80		143
81	enum {	144	enum {
82	REQ_QUIT,	145	REQ_QUIT,
83	REQ_ENV_OPEN, REQ_ENV_CLOSE,	146	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
		147	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
84	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET,	148	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
		149	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
85	REQ_TXN_COMMIT, REQ_TXN_ABORT,	150	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
		151	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
		152	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
86	};	153	};
87		154
88	typedef struct aio_cb	155	typedef struct bdb_cb
89	{	156	{
90	struct aio_cb *volatile next;	157	struct bdb_cb *volatile next;
91	SV *callback;	158	SV *callback;
92	int type, pri, result;	159	int type, pri, result;
93		160
94	DB_ENV *env;	161	DB_ENV *env;
95	DB *db;	162	DB *db;
96	DB_TXN *txn;	163	DB_TXN *txn;
97	DBC *cursor;	164	DBC *dbc;
		165
		166	UV uv1;
98	int int1, int2;	167	int int1, int2;
99	U32 uint1, uint2;	168	U32 uint1, uint2;
100	char buf1, buf2;	169	char buf1, buf2, *buf3;
101	SV sv1, sv2;	170	SV sv1, sv2, *sv3;
102		171
103	DBT dbt1, dbt2, dbt3;	172	DBT dbt1, dbt2, dbt3;
104	} aio_cb;	173	DB_KEY_RANGE key_range;
		174	#if DB_VERSION_MINOR >= 3
		175	DB_SEQUENCE *seq;
		176	db_seq_t seq_t;
		177	#endif
		178	} bdb_cb;
105		179
106	typedef aio_cb *aio_req;	180	typedef bdb_cb *bdb_req;
107		181
108	enum {	182	enum {
109	PRI_MIN = -4,	183	PRI_MIN = -4,
110	PRI_MAX = 4,	184	PRI_MAX = 4,
111		185
114	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	188	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
115	};	189	};
116		190
117	#define AIO_TICKS ((1000000 + 1023) >> 10)	191	#define AIO_TICKS ((1000000 + 1023) >> 10)
118		192
		193	static SV *on_next_submit;
		194
119	static unsigned int max_poll_time = 0;	195	static unsigned int max_poll_time = 0;
120	static unsigned int max_poll_reqs = 0;	196	static unsigned int max_poll_reqs = 0;
121		197
122	/* calculcate time difference in ~1/AIO_TICKS of a second */	198	/* calculcate time difference in ~1/AIO_TICKS of a second */
123	static int tvdiff (struct timeval tv1, struct timeval tv2)	199	static int tvdiff (struct timeval tv1, struct timeval tv2)
…		…
128		204
129	static int next_pri = DEFAULT_PRI + PRI_BIAS;	205	static int next_pri = DEFAULT_PRI + PRI_BIAS;
130		206
131	static unsigned int started, idle, wanted;	207	static unsigned int started, idle, wanted;
132		208
133	#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
134	# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
135	#else
136	# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
137	#endif
138
139	#define LOCK(mutex) pthread_mutex_lock (&(mutex))
140	#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
141
142	/* worker threads management */	209	/* worker threads management */
143	static pthread_mutex_t wrklock = AIO_MUTEX_INIT;	210	static mutex_t wrklock = X_MUTEX_INIT;
144		211
145	typedef struct worker {	212	typedef struct worker {
146	/* locked by wrklock */	213	/* locked by wrklock */
147	struct worker prev, next;	214	struct worker prev, next;
148		215
149	pthread_t tid;	216	thread_t tid;
150		217
151	/* locked by reslock, reqlock or wrklock */	218	/* locked by reslock, reqlock or wrklock */
152	aio_req req; /* currently processed request */	219	bdb_req req; /* currently processed request */
153	void *dbuf;	220	void *dbuf;
154	DIR *dirp;	221	DIR *dirp;
155	} worker;	222	} worker;
156		223
157	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	224	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
169	}	236	}
170		237
171	static volatile unsigned int nreqs, nready, npending;	238	static volatile unsigned int nreqs, nready, npending;
172	static volatile unsigned int max_idle = 4;	239	static volatile unsigned int max_idle = 4;
173	static volatile unsigned int max_outstanding = 0xffffffff;	240	static volatile unsigned int max_outstanding = 0xffffffff;
174	static int respipe [2];	241	static int respipe_osf [2], respipe [2] = { -1, -1 };
175		242
176	static pthread_mutex_t reslock = AIO_MUTEX_INIT;	243	static mutex_t reslock = X_MUTEX_INIT;
177	static pthread_mutex_t reqlock = AIO_MUTEX_INIT;	244	static mutex_t reqlock = X_MUTEX_INIT;
178	static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER;	245	static cond_t reqwait = X_COND_INIT;
179		246
180	#if WORDACCESS_UNSAFE	247	#if WORDACCESS_UNSAFE
181		248
182	static unsigned int get_nready ()	249	static unsigned int get_nready (void)
183	{	250	{
184	unsigned int retval;	251	unsigned int retval;
185		252
186	LOCK (reqlock);	253	X_LOCK (reqlock);
187	retval = nready;	254	retval = nready;
188	UNLOCK (reqlock);	255	X_UNLOCK (reqlock);
189		256
190	return retval;	257	return retval;
191	}	258	}
192		259
193	static unsigned int get_npending ()	260	static unsigned int get_npending (void)
194	{	261	{
195	unsigned int retval;	262	unsigned int retval;
196		263
197	LOCK (reslock);	264	X_LOCK (reslock);
198	retval = npending;	265	retval = npending;
199	UNLOCK (reslock);	266	X_UNLOCK (reslock);
200		267
201	return retval;	268	return retval;
202	}	269	}
203		270
204	static unsigned int get_nthreads ()	271	static unsigned int get_nthreads (void)
205	{	272	{
206	unsigned int retval;	273	unsigned int retval;
207		274
208	LOCK (wrklock);	275	X_LOCK (wrklock);
209	retval = started;	276	retval = started;
210	UNLOCK (wrklock);	277	X_UNLOCK (wrklock);
211		278
212	return retval;	279	return retval;
213	}	280	}
214		281
215	#else	282	#else
…		…
224	* a somewhat faster data structure might be nice, but	291	* a somewhat faster data structure might be nice, but
225	* with 8 priorities this actually needs <20 insns	292	* with 8 priorities this actually needs <20 insns
226	* per shift, the most expensive operation.	293	* per shift, the most expensive operation.
227	*/	294	*/
228	typedef struct {	295	typedef struct {
229	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	296	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
230	int size;	297	int size;
231	} reqq;	298	} reqq;
232		299
233	static reqq req_queue;	300	static reqq req_queue;
234	static reqq res_queue;	301	static reqq res_queue;
235		302
236	int reqq_push (reqq *q, aio_req req)	303	int reqq_push (reqq *q, bdb_req req)
237	{	304	{
238	int pri = req->pri;	305	int pri = req->pri;
239	req->next = 0;	306	req->next = 0;
240		307
241	if (q->qe[pri])	308	if (q->qe[pri])
…		…
247	q->qe[pri] = q->qs[pri] = req;	314	q->qe[pri] = q->qs[pri] = req;
248		315
249	return q->size++;	316	return q->size++;
250	}	317	}
251		318
252	aio_req reqq_shift (reqq *q)	319	bdb_req reqq_shift (reqq *q)
253	{	320	{
254	int pri;	321	int pri;
255		322
256	if (!q->size)	323	if (!q->size)
257	return 0;	324	return 0;
258		325
259	--q->size;	326	--q->size;
260		327
261	for (pri = NUM_PRI; pri--; )	328	for (pri = NUM_PRI; pri--; )
262	{	329	{
263	aio_req req = q->qs[pri];	330	bdb_req req = q->qs[pri];
264		331
265	if (req)	332	if (req)
266	{	333	{
267	if (!(q->qs[pri] = req->next))	334	if (!(q->qs[pri] = req->next))
268	q->qe[pri] = 0;	335	q->qe[pri] = 0;
…		…
272	}	339	}
273		340
274	abort ();	341	abort ();
275	}	342	}
276		343
277	static int poll_cb ();	344	static int poll_cb (void);
278	static void req_free (aio_req req);	345	static void req_free (bdb_req req);
279	static void req_cancel (aio_req req);	346	static void req_cancel (bdb_req req);
280		347
281	static int req_invoke (aio_req req)	348	static int req_invoke (bdb_req req)
282	{	349	{
283	dSP;	350	dSP;
284		351
285	if (SvOK (req->callback))	352	if (req->callback)
286	{	353	{
287	ENTER;	354	ENTER;
288	SAVETMPS;	355	SAVETMPS;
289	PUSHMARK (SP);	356	PUSHMARK (SP);
290	EXTEND (SP, 1);
291		357
292	switch (req->type)	358	switch (req->type)
293	{	359	{
		360	case REQ_DB_CLOSE:
		361	SvREFCNT_dec (req->sv1);
		362	break;
		363
294	case REQ_DB_GET:	364	case REQ_DB_GET:
295	case REQ_DB_PGET:	365	case REQ_DB_PGET:
296	dbt_to_sv (req->sv1, &req->dbt3);	366	dbt_to_sv (req->sv3, &req->dbt3);
		367	break;
		368
		369	case REQ_C_GET:
		370	case REQ_C_PGET:
		371	dbt_to_sv (req->sv1, &req->dbt1);
		372	dbt_to_sv (req->sv2, &req->dbt2);
		373	dbt_to_sv (req->sv3, &req->dbt3);
		374	break;
		375
		376	case REQ_DB_PUT:
		377	case REQ_C_PUT:
		378	dbt_to_sv (0, &req->dbt1);
		379	dbt_to_sv (0, &req->dbt2);
		380	break;
		381
		382	case REQ_DB_KEY_RANGE:
		383	{
		384	AV *av = newAV ();
		385
		386	av_push (av, newSVnv (req->key_range.less));
		387	av_push (av, newSVnv (req->key_range.equal));
		388	av_push (av, newSVnv (req->key_range.greater));
		389
		390	SvREADONLY_off (req->sv1);
		391	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		392	SvREFCNT_dec (req->sv1);
		393	}
		394	break;
		395
		396	#if DB_VERSION_MINOR >= 3
		397	case REQ_SEQ_GET:
		398	SvREADONLY_off (req->sv1);
		399
		400	if (sizeof (IV) > 4)
		401	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		402	else
		403	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		404
297	SvREFCNT_dec (req->sv1);	405	SvREFCNT_dec (req->sv1);
298	break;	406	break;
299		407	#endif
300	case REQ_DB_CLOSE:
301	SvREFCNT_dec (req->sv1);
302	break;
303	}	408	}
304		409
305	errno = req->result;	410	errno = req->result;
306		411
307	PUTBACK;	412	PUTBACK;
…		…
313	}	418	}
314		419
315	return !SvTRUE (ERRSV);	420	return !SvTRUE (ERRSV);
316	}	421	}
317		422
318	static void req_free (aio_req req)	423	static void req_free (bdb_req req)
319	{	424	{
		425	SvREFCNT_dec (req->callback);
		426
320	free (req->buf1);	427	free (req->buf1);
321	free (req->buf2);	428	free (req->buf2);
		429	free (req->buf3);
		430
322	Safefree (req);	431	Safefree (req);
323	}	432	}
324		433
325	static void aio_proc (void arg);	434	#ifdef USE_SOCKETS_AS_HANDLES
		435	# define TO_SOCKET(x) (win32_get_osfhandle (x))
		436	#else
		437	# define TO_SOCKET(x) (x)
		438	#endif
		439
		440	static void
		441	create_respipe (void)
		442	{
		443	#ifdef _WIN32
		444	int arg; /* argg */
		445	#endif
		446	int old_readfd = respipe [0];
		447
		448	if (respipe [1] >= 0)
		449	respipe_close (TO_SOCKET (respipe [1]));
		450
		451	#ifdef _WIN32
		452	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
		453	#else
		454	if (pipe (respipe))
		455	#endif
		456	croak ("unable to initialize result pipe");
		457
		458	if (old_readfd >= 0)
		459	{
		460	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		461	croak ("unable to initialize result pipe(2)");
		462
		463	respipe_close (respipe [0]);
		464	respipe [0] = old_readfd;
		465	}
		466
		467	#ifdef _WIN32
		468	arg = 1;
		469	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		470	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		471	#else
		472	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		473	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		474	#endif
		475	croak ("unable to initialize result pipe(3)");
		476
		477	respipe_osf [0] = TO_SOCKET (respipe [0]);
		478	respipe_osf [1] = TO_SOCKET (respipe [1]);
		479	}
		480
		481	X_THREAD_PROC (bdb_proc);
326		482
327	static void start_thread (void)	483	static void start_thread (void)
328	{	484	{
329	sigset_t fullsigset, oldsigset;
330	pthread_attr_t attr;
331
332	worker *wrk = calloc (1, sizeof (worker));	485	worker *wrk = calloc (1, sizeof (worker));
333		486
334	if (!wrk)	487	if (!wrk)
335	croak ("unable to allocate worker thread data");	488	croak ("unable to allocate worker thread data");
336		489
337	pthread_attr_init (&attr);
338	pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
339	#ifdef PTHREAD_SCOPE_PROCESS
340	pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
341	#endif
342
343	sigfillset (&fullsigset);
344
345	LOCK (wrklock);	490	X_LOCK (wrklock);
346	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
347
348	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	491	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
349	{	492	{
350	wrk->prev = &wrk_first;	493	wrk->prev = &wrk_first;
351	wrk->next = wrk_first.next;	494	wrk->next = wrk_first.next;
352	wrk_first.next->prev = wrk;	495	wrk_first.next->prev = wrk;
353	wrk_first.next = wrk;	496	wrk_first.next = wrk;
354	++started;	497	++started;
355	}	498	}
356	else	499	else
357	free (wrk);	500	free (wrk);
358		501
359	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
360	UNLOCK (wrklock);	502	X_UNLOCK (wrklock);
361	}	503	}
362		504
363	static void maybe_start_thread ()	505	static void maybe_start_thread (void)
364	{	506	{
365	if (get_nthreads () >= wanted)	507	if (get_nthreads () >= wanted)
366	return;	508	return;
367		509
368	/* todo: maybe use idle here, but might be less exact */	510	/* todo: maybe use idle here, but might be less exact */
…		…
370	return;	512	return;
371		513
372	start_thread ();	514	start_thread ();
373	}	515	}
374		516
375	static void req_send (aio_req req)	517	static void req_send (bdb_req req)
376	{	518	{
377	SV *wait_callback = 0;	519	SV *wait_callback = 0;
378		520
		521	if (on_next_submit)
		522	{
		523	dSP;
		524	SV *cb = sv_2mortal (on_next_submit);
		525
		526	on_next_submit = 0;
		527
		528	PUSHMARK (SP);
		529	PUTBACK;
		530	call_sv (cb, G_DISCARD \| G_EVAL);
		531	}
		532
379	// synthesize callback if none given	533	// synthesize callback if none given
380	if (!SvOK (req->callback))	534	if (!req->callback)
381	{	535	{
		536	int count;
		537
382	dSP;	538	dSP;
383	PUSHMARK (SP);	539	PUSHMARK (SP);
384	PUTBACK;	540	PUTBACK;
385	int count = call_sv (prepare_cb, G_ARRAY);	541	count = call_sv (prepare_cb, G_ARRAY);
386	SPAGAIN;	542	SPAGAIN;
387		543
388	if (count != 2)	544	if (count != 2)
389	croak ("prepare callback must return exactly two values\n");	545	croak ("prepare callback must return exactly two values\n");
390		546
391	wait_callback = SvREFCNT_inc (POPs);	547	wait_callback = POPs;
392	SvREFCNT_dec (req->callback);	548	SvREFCNT_dec (req->callback);
393	req->callback = SvREFCNT_inc (POPs);	549	req->callback = SvREFCNT_inc (POPs);
394	}	550	}
395		551
396	++nreqs;	552	++nreqs;
397		553
398	LOCK (reqlock);	554	X_LOCK (reqlock);
399	++nready;	555	++nready;
400	reqq_push (&req_queue, req);	556	reqq_push (&req_queue, req);
401	pthread_cond_signal (&reqwait);	557	X_COND_SIGNAL (reqwait);
402	UNLOCK (reqlock);	558	X_UNLOCK (reqlock);
403		559
404	maybe_start_thread ();	560	maybe_start_thread ();
405		561
406	if (wait_callback)	562	if (wait_callback)
407	{	563	{
408	dSP;	564	dSP;
409	PUSHMARK (SP);	565	PUSHMARK (SP);
410	PUTBACK;	566	PUTBACK;
411	call_sv (wait_callback, G_DISCARD);	567	call_sv (wait_callback, G_DISCARD);
412	SvREFCNT_dec (wait_callback);
413	}	568	}
414	}	569	}
415		570
416	static void end_thread (void)	571	static void end_thread (void)
417	{	572	{
418	aio_req req;	573	bdb_req req;
419		574
420	Newz (0, req, 1, aio_cb);	575	Newz (0, req, 1, bdb_cb);
421		576
422	req->type = REQ_QUIT;	577	req->type = REQ_QUIT;
423	req->pri = PRI_MAX + PRI_BIAS;	578	req->pri = PRI_MAX + PRI_BIAS;
424		579
425	LOCK (reqlock);	580	X_LOCK (reqlock);
426	reqq_push (&req_queue, req);	581	reqq_push (&req_queue, req);
427	pthread_cond_signal (&reqwait);	582	X_COND_SIGNAL (reqwait);
428	UNLOCK (reqlock);	583	X_UNLOCK (reqlock);
429		584
430	LOCK (wrklock);	585	X_LOCK (wrklock);
431	--started;	586	--started;
432	UNLOCK (wrklock);	587	X_UNLOCK (wrklock);
433	}	588	}
434		589
435	static void set_max_idle (int nthreads)	590	static void set_max_idle (int nthreads)
436	{	591	{
437	if (WORDACCESS_UNSAFE) LOCK (reqlock);	592	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
438	max_idle = nthreads <= 0 ? 1 : nthreads;	593	max_idle = nthreads <= 0 ? 1 : nthreads;
439	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	594	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
440	}	595	}
441		596
442	static void min_parallel (int nthreads)	597	static void min_parallel (int nthreads)
443	{	598	{
444	if (wanted < nthreads)	599	if (wanted < nthreads)
…		…
452		607
453	while (started > wanted)	608	while (started > wanted)
454	end_thread ();	609	end_thread ();
455	}	610	}
456		611
457	static void poll_wait ()	612	static void poll_wait (void)
458	{	613	{
459	fd_set rfd;	614	fd_set rfd;
460		615
461	while (nreqs)	616	while (nreqs)
462	{	617	{
463	int size;	618	int size;
464	if (WORDACCESS_UNSAFE) LOCK (reslock);	619	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
465	size = res_queue.size;	620	size = res_queue.size;
466	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	621	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
467		622
468	if (size)	623	if (size)
469	return;	624	return;
470		625
471	maybe_start_thread ();	626	maybe_start_thread ();
472		627
473	FD_ZERO(&rfd);	628	FD_ZERO (&rfd);
474	FD_SET(respipe [0], &rfd);	629	FD_SET (respipe [0], &rfd);
475		630
476	select (respipe [0] + 1, &rfd, 0, 0, 0);	631	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
477	}	632	}
478	}	633	}
479		634
480	static int poll_cb ()	635	static int poll_cb (void)
481	{	636	{
482	dSP;	637	dSP;
483	int count = 0;	638	int count = 0;
484	int maxreqs = max_poll_reqs;	639	int maxreqs = max_poll_reqs;
485	int do_croak = 0;	640	int do_croak = 0;
486	struct timeval tv_start, tv_now;	641	struct timeval tv_start, tv_now;
487	aio_req req;	642	bdb_req req;
488		643
489	if (max_poll_time)	644	if (max_poll_time)
490	gettimeofday (&tv_start, 0);	645	gettimeofday (&tv_start, 0);
491		646
492	for (;;)	647	for (;;)
493	{	648	{
494	for (;;)	649	for (;;)
495	{	650	{
496	maybe_start_thread ();	651	maybe_start_thread ();
497		652
498	LOCK (reslock);	653	X_LOCK (reslock);
499	req = reqq_shift (&res_queue);	654	req = reqq_shift (&res_queue);
500		655
501	if (req)	656	if (req)
502	{	657	{
503	--npending;	658	--npending;
504		659
505	if (!res_queue.size)	660	if (!res_queue.size)
506	{	661	{
507	/* read any signals sent by the worker threads */	662	/* read any signals sent by the worker threads */
508	char buf [4];	663	char buf [4];
509	while (read (respipe [0], buf, 4) == 4)	664	while (respipe_read (respipe [0], buf, 4) == 4)
510	;	665	;
511	}	666	}
512	}	667	}
513		668
514	UNLOCK (reslock);	669	X_UNLOCK (reslock);
515		670
516	if (!req)	671	if (!req)
517	break;	672	break;
518		673
519	--nreqs;	674	--nreqs;
…		…
549	}	704	}
550		705
551	return count;	706	return count;
552	}	707	}
553		708
554	static void create_pipe ()
555	{
556	if (pipe (respipe))
557	croak ("unable to initialize result pipe");
558
559	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
560	croak ("cannot set result pipe to nonblocking mode");
561
562	if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
563	croak ("cannot set result pipe to nonblocking mode");
564	}
565
566	/*****************************************************************************/	709	/*****************************************************************************/
567		710
568	static void aio_proc (void thr_arg)	711	X_THREAD_PROC (bdb_proc)
569	{	712	{
570	aio_req req;	713	bdb_req req;
571	struct timespec ts;	714	struct timespec ts;
572	worker self = (worker )thr_arg;	715	worker self = (worker )thr_arg;
573		716
574	/* try to distribute timeouts somewhat evenly */	717	/* try to distribute timeouts somewhat evenly */
575	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	718	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
576	* (1000000000UL / 1024UL);
577		719
578	for (;;)	720	for (;;)
579	{	721	{
580	ts.tv_sec = time (0) + IDLE_TIMEOUT;	722	ts.tv_sec = time (0) + IDLE_TIMEOUT;
581		723
582	LOCK (reqlock);	724	X_LOCK (reqlock);
583		725
584	for (;;)	726	for (;;)
585	{	727	{
586	self->req = req = reqq_shift (&req_queue);	728	self->req = req = reqq_shift (&req_queue);
587		729
588	if (req)	730	if (req)
589	break;	731	break;
590		732
591	++idle;	733	++idle;
592		734
593	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	735	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
594	== ETIMEDOUT)	736	== ETIMEDOUT)
595	{	737	{
596	if (idle > max_idle)	738	if (idle > max_idle)
597	{	739	{
598	--idle;	740	--idle;
599	UNLOCK (reqlock);	741	X_UNLOCK (reqlock);
600	LOCK (wrklock);	742	X_LOCK (wrklock);
601	--started;	743	--started;
602	UNLOCK (wrklock);	744	X_UNLOCK (wrklock);
603	goto quit;	745	goto quit;
604	}	746	}
605		747
606	/* we are allowed to idle, so do so without any timeout */	748	/* we are allowed to idle, so do so without any timeout */
607	pthread_cond_wait (&reqwait, &reqlock);	749	X_COND_WAIT (reqwait, reqlock);
608	ts.tv_sec = time (0) + IDLE_TIMEOUT;	750	ts.tv_sec = time (0) + IDLE_TIMEOUT;
609	}	751	}
610		752
611	--idle;	753	--idle;
612	}	754	}
613		755
614	--nready;	756	--nready;
615		757
616	UNLOCK (reqlock);	758	X_UNLOCK (reqlock);
617		759
618	switch (req->type)	760	switch (req->type)
619	{	761	{
620	case REQ_QUIT:	762	case REQ_QUIT:
		763	req->result = ENOSYS;
621	goto quit;	764	goto quit;
622		765
623	case REQ_ENV_OPEN:	766	case REQ_ENV_OPEN:
624	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);	767	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
625	break;	768	break;
626		769
627	case REQ_ENV_CLOSE:	770	case REQ_ENV_CLOSE:
628	req->result = req->env->close (req->env, req->uint1);	771	req->result = req->env->close (req->env, req->uint1);
629	break;	772	break;
630		773
		774	case REQ_ENV_TXN_CHECKPOINT:
		775	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		776	break;
		777
		778	case REQ_ENV_LOCK_DETECT:
		779	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		780	break;
		781
		782	case REQ_ENV_MEMP_SYNC:
		783	req->result = req->env->memp_sync (req->env, 0);
		784	break;
		785
		786	case REQ_ENV_MEMP_TRICKLE:
		787	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		788	break;
		789
		790	case REQ_ENV_DBREMOVE:
		791	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		792	break;
		793
		794	case REQ_ENV_DBRENAME:
		795	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		796	break;
		797
631	case REQ_DB_OPEN:	798	case REQ_DB_OPEN:
632	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	799	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
633	break;	800	break;
634		801
635	case REQ_DB_CLOSE:	802	case REQ_DB_CLOSE:
636	req->result = req->db->close (req->db, req->uint1);	803	req->result = req->db->close (req->db, req->uint1);
637	break;	804	break;
638		805
		806	#if DB_VERSION_MINOR >= 4
639	case REQ_DB_COMPACT:	807	case REQ_DB_COMPACT:
640	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);	808	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
641	break;	809	break;
		810	#endif
642		811
643	case REQ_DB_SYNC:	812	case REQ_DB_SYNC:
644	req->result = req->db->sync (req->db, req->uint1);	813	req->result = req->db->sync (req->db, req->uint1);
645	break;	814	break;
646		815
		816	case REQ_DB_UPGRADE:
		817	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		818	break;
		819
647	case REQ_DB_PUT:	820	case REQ_DB_PUT:
648	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	821	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
649	break;	822	break;
650		823
		824	#if DB_VERSION_MINOR >= 6
		825	case REQ_DB_EXISTS:
		826	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		827	break;
		828	#endif
651	case REQ_DB_GET:	829	case REQ_DB_GET:
652	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);	830	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
653	break;	831	break;
654		832
655	case REQ_DB_PGET:	833	case REQ_DB_PGET:
656	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);	834	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
657	break;	835	break;
658		836
		837	case REQ_DB_DEL:
		838	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		839	break;
		840
		841	case REQ_DB_KEY_RANGE:
		842	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		843	break;
		844
659	case REQ_TXN_COMMIT:	845	case REQ_TXN_COMMIT:
660	req->result = req->txn->commit (req->txn, req->uint1);	846	req->result = req->txn->commit (req->txn, req->uint1);
661	break;	847	break;
662		848
663	case REQ_TXN_ABORT:	849	case REQ_TXN_ABORT:
664	req->result = req->txn->abort (req->txn);	850	req->result = req->txn->abort (req->txn);
665	break;	851	break;
666		852
		853	case REQ_TXN_FINISH:
		854	if (req->txn->flags & TXN_DEADLOCK)
		855	{
		856	req->result = req->txn->abort (req->txn);
		857	if (!req->result)
		858	req->result = DB_LOCK_DEADLOCK;
		859	}
		860	else
		861	req->result = req->txn->commit (req->txn, req->uint1);
		862	break;
		863
		864	case REQ_C_CLOSE:
		865	req->result = req->dbc->c_close (req->dbc);
		866	break;
		867
		868	case REQ_C_COUNT:
		869	{
		870	db_recno_t recno;
		871	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		872	req->uv1 = recno;
		873	}
		874	break;
		875
		876	case REQ_C_PUT:
		877	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		878	break;
		879
		880	case REQ_C_GET:
		881	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		882	break;
		883
		884	case REQ_C_PGET:
		885	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		886	break;
		887
		888	case REQ_C_DEL:
		889	req->result = req->dbc->c_del (req->dbc, req->uint1);
		890	break;
		891
		892	#if DB_VERSION_MINOR >= 3
		893	case REQ_SEQ_OPEN:
		894	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		895	break;
		896
		897	case REQ_SEQ_CLOSE:
		898	req->result = req->seq->close (req->seq, req->uint1);
		899	break;
		900
		901	case REQ_SEQ_GET:
		902	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		903	break;
		904
		905	case REQ_SEQ_REMOVE:
		906	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		907	break;
		908	#endif
		909
667	default:	910	default:
668	req->result = ENOSYS;	911	req->result = ENOSYS;
669	break;	912	break;
670	}	913	}
671		914
		915	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		916	req->txn->flags \|= TXN_DEADLOCK;
		917
672	LOCK (reslock);	918	X_LOCK (reslock);
673		919
674	++npending;	920	++npending;
675		921
676	if (!reqq_push (&res_queue, req))	922	if (!reqq_push (&res_queue, req))
677	/* write a dummy byte to the pipe so fh becomes ready */	923	/* write a dummy byte to the pipe so fh becomes ready */
678	write (respipe [1], &respipe, 1);	924	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
679		925
680	self->req = 0;	926	self->req = 0;
681	worker_clear (self);	927	worker_clear (self);
682		928
683	UNLOCK (reslock);	929	X_UNLOCK (reslock);
684	}	930	}
685		931
686	quit:	932	quit:
687	LOCK (wrklock);	933	X_LOCK (wrklock);
688	worker_free (self);	934	worker_free (self);
689	UNLOCK (wrklock);	935	X_UNLOCK (wrklock);
690		936
691	return 0;	937	return 0;
692	}	938	}
693		939
694	/*****************************************************************************/	940	/*****************************************************************************/
695		941
696	static void atfork_prepare (void)	942	static void atfork_prepare (void)
697	{	943	{
698	LOCK (wrklock);	944	X_LOCK (wrklock);
699	LOCK (reqlock);	945	X_LOCK (reqlock);
700	LOCK (reslock);	946	X_LOCK (reslock);
701	}	947	}
702		948
703	static void atfork_parent (void)	949	static void atfork_parent (void)
704	{	950	{
705	UNLOCK (reslock);	951	X_UNLOCK (reslock);
706	UNLOCK (reqlock);	952	X_UNLOCK (reqlock);
707	UNLOCK (wrklock);	953	X_UNLOCK (wrklock);
708	}	954	}
709		955
710	static void atfork_child (void)	956	static void atfork_child (void)
711	{	957	{
712	aio_req prv;	958	bdb_req prv;
713		959
714	while (prv = reqq_shift (&req_queue))	960	while (prv = reqq_shift (&req_queue))
715	req_free (prv);	961	req_free (prv);
716		962
717	while (prv = reqq_shift (&res_queue))	963	while (prv = reqq_shift (&res_queue))
…		…
732	idle = 0;	978	idle = 0;
733	nreqs = 0;	979	nreqs = 0;
734	nready = 0;	980	nready = 0;
735	npending = 0;	981	npending = 0;
736		982
737	close (respipe [0]);
738	close (respipe [1]);
739	create_pipe ();	983	create_respipe ();
740		984
741	atfork_parent ();	985	atfork_parent ();
742	}	986	}
743		987
744	#define dREQ(reqtype) \	988	#define dREQ(reqtype) \
745	aio_req req; \	989	bdb_req req; \
746	int req_pri = next_pri; \	990	int req_pri = next_pri; \
747	next_pri = DEFAULT_PRI + PRI_BIAS; \	991	next_pri = DEFAULT_PRI + PRI_BIAS; \
748	\	992	\
749	if (SvOK (callback) && !SvROK (callback)) \	993	if (callback && SvOK (callback)) \
750	croak ("callback must be undef or of reference type"); \	994	croak ("callback has illegal type or extra arguments"); \
751	\	995	\
752	Newz (0, req, 1, aio_cb); \	996	Newz (0, req, 1, bdb_cb); \
753	if (!req) \	997	if (!req) \
754	croak ("out of memory during aio_req allocation"); \	998	croak ("out of memory during bdb_req allocation"); \
755	\	999	\
756	req->callback = newSVsv (callback); \	1000	req->callback = cb ? SvREFCNT_inc (cb) : 0; \
757	req->type = (reqtype); \	1001	req->type = (reqtype); \
758	req->pri = req_pri	1002	req->pri = req_pri
759		1003
760	#define REQ_SEND \	1004	#define REQ_SEND \
761	req_send (req)	1005	req_send (req)
762		1006
763	#define SvPTR(var, arg, type, class, nullok) \	1007	#define SvPTR(var, arg, type, class, nullok) \
764	if (!SvOK (arg)) \	1008	if (!SvOK (arg)) \
765	{ \	1009	{ \
766	if (!nullok) \	1010	if (nullok != 1) \
767	Perl_croak (# var " must be a " # class " object, not undef"); \	1011	croak (# var " must be a " # class " object, not undef"); \
768	\	1012	\
769	(var) = 0; \	1013	(var) = 0; \
770	} \	1014	} \
771	else if (sv_derived_from ((arg), # class)) \	1015	else if (sv_derived_from ((arg), # class)) \
772	{ \	1016	{ \
773	IV tmp = SvIV ((SV*) SvRV (arg)); \	1017	IV tmp = SvIV ((SV*) SvRV (arg)); \
774	(var) = INT2PTR (type, tmp); \	1018	(var) = INT2PTR (type, tmp); \
775	if (!var) \	1019	if (!var && nullok != 2) \
776	Perl_croak (# var " is not a valid " # class " object anymore"); \	1020	croak (# var " is not a valid " # class " object anymore"); \
777	} \	1021	} \
778	else \	1022	else \
779	Perl_croak (# var " is not of type " # class); \	1023	croak (# var " is not of type " # class);
780	\
781		1024
782	static void	1025	static void
783	ptr_nuke (SV *sv)	1026	ptr_nuke (SV *sv)
784	{	1027	{
785	assert (SvROK (sv));	1028	assert (SvROK (sv));
786	sv_setiv (SvRV (sv), 0);	1029	sv_setiv (SvRV (sv), 0);
787	}	1030	}
		1031
		1032	static int
		1033	errno_get (pTHX_ SV sv, MAGIC mg)
		1034	{
		1035	if (*mg->mg_ptr == '!') // should always be the case
		1036	if (-30999 <= errno && errno <= -30800)
		1037	{
		1038	sv_setnv (sv, (NV)errno);
		1039	sv_setpv (sv, db_strerror (errno));
		1040	SvNOK_on (sv); /* what a wonderful hack! */
		1041	// ^^^ copied from perl sources
		1042	return 0;
		1043	}
		1044
		1045	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1046	}
		1047
		1048	static MGVTBL vtbl_errno;
		1049
		1050	// this wonderful hack :( patches perl's $! variable to support our errno values
		1051	static void
		1052	patch_errno (void)
		1053	{
		1054	SV *sv;
		1055	MAGIC *mg;
		1056
		1057	if (!(sv = get_sv ("!", 1)))
		1058	return;
		1059
		1060	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1061	return;
		1062
		1063	if (mg->mg_virtual != &PL_vtbl_sv)
		1064	return;
		1065
		1066	vtbl_errno = PL_vtbl_sv;
		1067	vtbl_errno.svt_get = errno_get;
		1068	mg->mg_virtual = &vtbl_errno;
		1069	}
		1070
		1071	#if __GNUC__ >= 4
		1072	# define noinline __attribute__ ((noinline))
		1073	#else
		1074	# define noinline
		1075	#endif
		1076
		1077	static noinline SV *
		1078	pop_callback (I32 ritems, SV sv)
		1079	{
		1080	if (SvROK (sv))
		1081	{
		1082	HV *st;
		1083	GV *gvp;
		1084	CV *cv;
		1085	const char *name;
		1086
		1087	/* forgive me */
		1088	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1089	&& (st = SvSTASH (SvRV (sv)))
		1090	&& (name = HvNAME_get (st))
		1091	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1092	return 0;
		1093
		1094	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1095	{
		1096	--*ritems;
		1097	return (SV *)cv;
		1098	}
		1099	}
		1100
		1101	return 0;
		1102	}
		1103
		1104	/* stupid windoes defined CALLBACK as well */
		1105	#undef CALLBACK
		1106	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
788		1107
789	MODULE = BDB PACKAGE = BDB	1108	MODULE = BDB PACKAGE = BDB
790		1109
791	PROTOTYPES: ENABLE	1110	PROTOTYPES: ENABLE
792		1111
…		…
808	const_iv (INIT_TXN)	1127	const_iv (INIT_TXN)
809	const_iv (RECOVER)	1128	const_iv (RECOVER)
810	const_iv (INIT_TXN)	1129	const_iv (INIT_TXN)
811	const_iv (RECOVER_FATAL)	1130	const_iv (RECOVER_FATAL)
812	const_iv (CREATE)	1131	const_iv (CREATE)
		1132	const_iv (RDONLY)
813	const_iv (USE_ENVIRON)	1133	const_iv (USE_ENVIRON)
814	const_iv (USE_ENVIRON_ROOT)	1134	const_iv (USE_ENVIRON_ROOT)
815	const_iv (LOCKDOWN)	1135	const_iv (LOCKDOWN)
816	const_iv (PRIVATE)	1136	const_iv (PRIVATE)
817	const_iv (REGISTER)
818	const_iv (SYSTEM_MEM)	1137	const_iv (SYSTEM_MEM)
819	const_iv (AUTO_COMMIT)	1138	const_iv (AUTO_COMMIT)
820	const_iv (CDB_ALLDB)	1139	const_iv (CDB_ALLDB)
821	const_iv (DIRECT_DB)	1140	const_iv (DIRECT_DB)
822	const_iv (DIRECT_LOG)
823	const_iv (DSYNC_DB)
824	const_iv (DSYNC_LOG)
825	const_iv (LOG_AUTOREMOVE)
826	const_iv (LOG_INMEMORY)
827	const_iv (NOLOCKING)	1141	const_iv (NOLOCKING)
828	const_iv (MULTIVERSION)
829	const_iv (NOMMAP)	1142	const_iv (NOMMAP)
830	const_iv (NOPANIC)	1143	const_iv (NOPANIC)
831	const_iv (OVERWRITE)	1144	const_iv (OVERWRITE)
832	const_iv (PANIC_ENVIRONMENT)	1145	const_iv (PANIC_ENVIRONMENT)
833	const_iv (REGION_INIT)	1146	const_iv (REGION_INIT)
834	const_iv (TIME_NOTGRANTED)	1147	const_iv (TIME_NOTGRANTED)
835	const_iv (TXN_NOSYNC)	1148	const_iv (TXN_NOSYNC)
836	const_iv (TXN_SNAPSHOT)	1149	const_iv (TXN_NOT_DURABLE)
837	const_iv (TXN_WRITE_NOSYNC)	1150	const_iv (TXN_WRITE_NOSYNC)
838	const_iv (WRITECURSOR)	1151	const_iv (WRITECURSOR)
839	const_iv (YIELDCPU)	1152	const_iv (YIELDCPU)
840	const_iv (ENCRYPT_AES)	1153	const_iv (ENCRYPT_AES)
841	const_iv (XA_CREATE)	1154	const_iv (XA_CREATE)
…		…
843	const_iv (HASH)	1156	const_iv (HASH)
844	const_iv (QUEUE)	1157	const_iv (QUEUE)
845	const_iv (RECNO)	1158	const_iv (RECNO)
846	const_iv (UNKNOWN)	1159	const_iv (UNKNOWN)
847	const_iv (EXCL)	1160	const_iv (EXCL)
848	const_iv (READ_COMMITTED)
849	const_iv (READ_UNCOMMITTED)
850	const_iv (TRUNCATE)	1161	const_iv (TRUNCATE)
851	const_iv (NOSYNC)	1162	const_iv (NOSYNC)
852	const_iv (CHKSUM)	1163	const_iv (CHKSUM)
853	const_iv (ENCRYPT)	1164	const_iv (ENCRYPT)
854	const_iv (TXN_NOT_DURABLE)
855	const_iv (DUP)	1165	const_iv (DUP)
856	const_iv (DUPSORT)	1166	const_iv (DUPSORT)
857	const_iv (RECNUM)	1167	const_iv (RECNUM)
858	const_iv (RENUMBER)	1168	const_iv (RENUMBER)
859	const_iv (REVSPLITOFF)	1169	const_iv (REVSPLITOFF)
860	const_iv (INORDER)
861	const_iv (CONSUME)	1170	const_iv (CONSUME)
862	const_iv (CONSUME_WAIT)	1171	const_iv (CONSUME_WAIT)
863	const_iv (GET_BOTH)	1172	const_iv (GET_BOTH)
		1173	const_iv (GET_BOTH_RANGE)
864	//const_iv (SET_RECNO)	1174	//const_iv (SET_RECNO)
865	//const_iv (MULTIPLE)	1175	//const_iv (MULTIPLE)
866	const_iv (SNAPSHOT)	1176	const_iv (SNAPSHOT)
867	const_iv (JOIN_ITEM)	1177	const_iv (JOIN_ITEM)
		1178	const_iv (JOIN_NOSORT)
868	const_iv (RMW)	1179	const_iv (RMW)
869		1180
870	const_iv (NOTFOUND)	1181	const_iv (NOTFOUND)
871	const_iv (KEYEMPTY)	1182	const_iv (KEYEMPTY)
872	const_iv (LOCK_DEADLOCK)	1183	const_iv (LOCK_DEADLOCK)
873	const_iv (LOCK_NOTGRANTED)	1184	const_iv (LOCK_NOTGRANTED)
874	const_iv (RUNRECOVERY)	1185	const_iv (RUNRECOVERY)
875	const_iv (OLD_VERSION)	1186	const_iv (OLD_VERSION)
876	const_iv (REP_HANDLE_DEAD)	1187	const_iv (REP_HANDLE_DEAD)
877	const_iv (REP_LOCKOUT)	1188	const_iv (SECONDARY_BAD)
878
879	const_iv (FREE_SPACE)
880	const_iv (FREELIST_ONLY)
881		1189
882	const_iv (APPEND)	1190	const_iv (APPEND)
883	const_iv (NODUPDATA)	1191	const_iv (NODUPDATA)
884	const_iv (NOOVERWRITE)	1192	const_iv (NOOVERWRITE)
885		1193
886	const_iv (TXN_NOWAIT)	1194	const_iv (TXN_NOWAIT)
887	const_iv (TXN_SNAPSHOT)
888	const_iv (TXN_SYNC)	1195	const_iv (TXN_SYNC)
889		1196
890	const_iv (SET_LOCK_TIMEOUT)	1197	const_iv (SET_LOCK_TIMEOUT)
891	const_iv (SET_TXN_TIMEOUT)	1198	const_iv (SET_TXN_TIMEOUT)
		1199
		1200	const_iv (FIRST)
		1201	const_iv (NEXT)
		1202	const_iv (NEXT_DUP)
		1203	const_iv (NEXT_NODUP)
		1204	const_iv (PREV)
		1205	const_iv (PREV_NODUP)
		1206	const_iv (SET)
		1207	const_iv (SET_RANGE)
		1208	const_iv (LAST)
		1209	const_iv (BEFORE)
		1210	const_iv (AFTER)
		1211	const_iv (CURRENT)
		1212	const_iv (KEYFIRST)
		1213	const_iv (KEYLAST)
		1214	const_iv (NODUPDATA)
		1215
		1216	const_iv (FORCE)
		1217
		1218	const_iv (LOCK_DEFAULT)
		1219	const_iv (LOCK_EXPIRE)
		1220	const_iv (LOCK_MAXLOCKS)
		1221	const_iv (LOCK_MINLOCKS)
		1222	const_iv (LOCK_MINWRITE)
		1223	const_iv (LOCK_OLDEST)
		1224	const_iv (LOCK_RANDOM)
		1225	const_iv (LOCK_YOUNGEST)
		1226
		1227	const_iv (DONOTINDEX)
		1228	const_iv (KEYEMPTY )
		1229	const_iv (KEYEXIST )
		1230	const_iv (LOCK_DEADLOCK)
		1231	const_iv (LOCK_NOTGRANTED)
		1232	const_iv (NOSERVER)
		1233	const_iv (NOSERVER_HOME)
		1234	const_iv (NOSERVER_ID)
		1235	const_iv (NOTFOUND)
		1236	const_iv (PAGE_NOTFOUND)
		1237	const_iv (REP_DUPMASTER)
		1238	const_iv (REP_HANDLE_DEAD)
		1239	const_iv (REP_HOLDELECTION)
		1240	const_iv (REP_ISPERM)
		1241	const_iv (REP_NEWMASTER)
		1242	const_iv (REP_NEWSITE)
		1243	const_iv (REP_NOTPERM)
		1244	const_iv (REP_UNAVAIL)
		1245	const_iv (RUNRECOVERY)
		1246	const_iv (SECONDARY_BAD)
		1247	const_iv (VERIFY_BAD)
		1248
		1249	const_iv (VERB_DEADLOCK)
		1250	const_iv (VERB_RECOVERY)
		1251	const_iv (VERB_REPLICATION)
		1252	const_iv (VERB_WAITSFOR)
		1253
		1254	const_iv (VERSION_MAJOR)
		1255	const_iv (VERSION_MINOR)
		1256	const_iv (VERSION_PATCH)
		1257	#if DB_VERSION_MINOR >= 3
		1258	const_iv (INORDER)
		1259	const_iv (LOCK_MAXWRITE)
		1260	const_iv (SEQ_DEC)
		1261	const_iv (SEQ_INC)
		1262	const_iv (SEQ_WRAP)
		1263	const_iv (BUFFER_SMALL)
		1264	const_iv (LOG_BUFFER_FULL)
		1265	const_iv (VERSION_MISMATCH)
		1266	#endif
		1267	#if DB_VERSION_MINOR >= 4
		1268	const_iv (REGISTER)
		1269	const_iv (DSYNC_DB)
		1270	const_iv (READ_COMMITTED)
		1271	const_iv (READ_UNCOMMITTED)
		1272	const_iv (REP_IGNORE)
		1273	const_iv (REP_LOCKOUT)
		1274	const_iv (REP_JOIN_FAILURE)
		1275	const_iv (FREE_SPACE)
		1276	const_iv (FREELIST_ONLY)
		1277	const_iv (VERB_REGISTER)
		1278	#endif
		1279	#if DB_VERSION_MINOR >= 5
		1280	const_iv (MULTIVERSION)
		1281	const_iv (TXN_SNAPSHOT)
		1282	#endif
		1283	#if DB_VERSION_MINOR >= 6
		1284	const_iv (PREV_DUP)
		1285	const_iv (PRIORITY_UNCHANGED)
		1286	const_iv (PRIORITY_VERY_LOW)
		1287	const_iv (PRIORITY_LOW)
		1288	const_iv (PRIORITY_DEFAULT)
		1289	const_iv (PRIORITY_HIGH)
		1290	const_iv (PRIORITY_VERY_HIGH)
		1291	#endif
		1292	#if DB_VERSION_MINOR >= 7
		1293	const_iv (LOG_DIRECT)
		1294	const_iv (LOG_DSYNC)
		1295	const_iv (LOG_AUTO_REMOVE)
		1296	const_iv (LOG_IN_MEMORY)
		1297	const_iv (LOG_ZERO)
		1298	#else
		1299	const_iv (DIRECT_LOG)
		1300	const_iv (LOG_AUTOREMOVE)
		1301	# if DB_VERSION_MINOR >= 3
		1302	const_iv (DSYNC_LOG)
		1303	const_iv (LOG_INMEMORY)
		1304	# endif
		1305	#endif
892	};	1306	};
893		1307
894	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1308	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
895	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1309	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
896		1310
897	create_pipe ();	1311	{
		1312	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1313	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1314
		1315	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1316	}
		1317
		1318	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1319
		1320	create_respipe ();
		1321
898	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	1322	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		1323	patch_errno ();
899	}	1324	}
900		1325
901	void	1326	void
902	max_poll_reqs (int nreqs)	1327	max_poll_reqs (int nreqs)
903	PROTOTYPE: $	1328	PROTOTYPE: $
…		…
1022		1447
1023	int	1448	int
1024	nthreads ()	1449	nthreads ()
1025	PROTOTYPE:	1450	PROTOTYPE:
1026	CODE:	1451	CODE:
1027	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1452	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1028	RETVAL = started;	1453	RETVAL = started;
1029	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1454	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1030	OUTPUT:	1455	OUTPUT:
1031	RETVAL	1456	RETVAL
1032		1457
1033	void	1458	void
1034	set_sync_prepare (SV *cb)	1459	set_sync_prepare (SV *cb)
1035	PROTOTYPE: &	1460	PROTOTYPE: &
1036	CODE:	1461	CODE:
1037	SvREFCNT_dec (prepare_cb);	1462	SvREFCNT_dec (prepare_cb);
1038	prepare_cb = newSVsv (cb);	1463	prepare_cb = newSVsv (cb);
		1464
		1465	char *
		1466	strerror (int errorno = errno)
		1467	PROTOTYPE: ;$
		1468	CODE:
		1469	RETVAL = db_strerror (errorno);
		1470	OUTPUT:
		1471	RETVAL
		1472
		1473	void _on_next_submit (SV *cb)
		1474	CODE:
		1475	SvREFCNT_dec (on_next_submit);
		1476	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1039		1477
1040	DB_ENV *	1478	DB_ENV *
1041	db_env_create (U32 env_flags = 0)	1479	db_env_create (U32 env_flags = 0)
1042	CODE:	1480	CODE:
1043	{	1481	{
1044	errno = db_env_create (&RETVAL, env_flags);	1482	errno = db_env_create (&RETVAL, env_flags);
1045	if (errno)	1483	if (errno)
1046	croak ("db_env_create: %s", db_strerror (errno));	1484	croak ("db_env_create: %s", db_strerror (errno));
		1485
		1486	if (0)
		1487	{
		1488	RETVAL->set_errcall (RETVAL, debug_errcall);
		1489	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1490	}
1047	}	1491	}
1048	OUTPUT:	1492	OUTPUT:
1049	RETVAL	1493	RETVAL
1050		1494
1051	void	1495	void
1052	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)	1496	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = 0)
		1497	PREINIT:
		1498	CALLBACK
1053	CODE:	1499	CODE:
1054	{	1500	{
1055	dREQ (REQ_ENV_OPEN);	1501	dREQ (REQ_ENV_OPEN);
1056	req->env = env;	1502	req->env = env;
1057	req->uint1 = open_flags \| DB_THREAD;	1503	req->uint1 = open_flags \| DB_THREAD;
…		…
1059	req->buf1 = strdup_ornull (db_home);	1505	req->buf1 = strdup_ornull (db_home);
1060	REQ_SEND;	1506	REQ_SEND;
1061	}	1507	}
1062		1508
1063	void	1509	void
1064	db_env_close (DB_ENV env, U32 flags = 0, SV callback = &PL_sv_undef)	1510	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
		1511	PREINIT:
		1512	CALLBACK
1065	CODE:	1513	CODE:
1066	{	1514	{
1067	dREQ (REQ_ENV_CLOSE);	1515	dREQ (REQ_ENV_CLOSE);
1068	req->env = env;	1516	req->env = env;
1069	req->uint1 = flags;	1517	req->uint1 = flags;
1070	REQ_SEND;	1518	REQ_SEND;
1071	ptr_nuke (ST (0));	1519	ptr_nuke (ST (0));
1072	}	1520	}
1073		1521
		1522	void
		1523	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
		1524	PREINIT:
		1525	CALLBACK
		1526	CODE:
		1527	{
		1528	dREQ (REQ_ENV_TXN_CHECKPOINT);
		1529	req->env = env;
		1530	req->uint1 = kbyte;
		1531	req->int1 = min;
		1532	req->uint2 = flags;
		1533	REQ_SEND;
		1534	}
		1535
		1536	void
		1537	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = 0)
		1538	PREINIT:
		1539	CALLBACK
		1540	CODE:
		1541	{
		1542	dREQ (REQ_ENV_LOCK_DETECT);
		1543	req->env = env;
		1544	req->uint1 = flags;
		1545	req->uint2 = atype;
		1546	/* req->int2 = 0; dummy */
		1547	REQ_SEND;
		1548	}
		1549
		1550	void
		1551	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = 0)
		1552	PREINIT:
		1553	CALLBACK
		1554	CODE:
		1555	{
		1556	dREQ (REQ_ENV_MEMP_SYNC);
		1557	req->env = env;
		1558	REQ_SEND;
		1559	}
		1560
		1561	void
		1562	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = 0)
		1563	PREINIT:
		1564	CALLBACK
		1565	CODE:
		1566	{
		1567	dREQ (REQ_ENV_MEMP_TRICKLE);
		1568	req->env = env;
		1569	req->int1 = percent;
		1570	REQ_SEND;
		1571	}
		1572
		1573	void
		1574	db_env_dbremove (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1575	PREINIT:
		1576	CALLBACK
		1577	CODE:
		1578	{
		1579	dREQ (REQ_ENV_DBREMOVE);
		1580	req->env = env;
		1581	req->buf1 = strdup_ornull (file);
		1582	req->buf2 = strdup_ornull (database);
		1583	req->uint1 = flags;
		1584	REQ_SEND;
		1585	}
		1586
		1587	void
		1588	db_env_dbrename (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)
		1589	PREINIT:
		1590	CALLBACK
		1591	CODE:
		1592	{
		1593	dREQ (REQ_ENV_DBRENAME);
		1594	req->env = env;
		1595	req->buf1 = strdup_ornull (file);
		1596	req->buf2 = strdup_ornull (database);
		1597	req->buf3 = strdup_ornull (newname);
		1598	req->uint1 = flags;
		1599	REQ_SEND;
		1600	}
		1601
1074	DB *	1602	DB *
1075	db_create (DB_ENV *env = 0, U32 flags = 0)	1603	db_create (DB_ENV *env = 0, U32 flags = 0)
1076	CODE:	1604	CODE:
1077	{	1605	{
1078	errno = db_create (&RETVAL, env, flags);	1606	errno = db_create (&RETVAL, env, flags);
1079	if (errno)	1607	if (errno)
1080	croak ("db_env_create: %s", db_strerror (errno));	1608	croak ("db_create: %s", db_strerror (errno));
1081		1609
1082	if (RETVAL)	1610	if (RETVAL)
1083	RETVAL->app_private = (void *)newSVsv (ST (0));	1611	RETVAL->app_private = (void *)newSVsv (ST (0));
1084	}	1612	}
1085	OUTPUT:	1613	OUTPUT:
1086	RETVAL	1614	RETVAL
1087		1615
1088	void	1616	void
1089	db_open (DB db, DB_TXN_ornull txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1617	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1618	PREINIT:
		1619	CALLBACK
1090	CODE:	1620	CODE:
1091	{	1621	{
1092	dREQ (REQ_DB_OPEN);	1622	dREQ (REQ_DB_OPEN);
1093	req->db = db;	1623	req->db = db;
1094	req->txn = txnid;	1624	req->txn = txnid;
…		…
1099	req->int2 = mode;	1629	req->int2 = mode;
1100	REQ_SEND;	1630	REQ_SEND;
1101	}	1631	}
1102		1632
1103	void	1633	void
1104	db_close (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1634	db_close (DB db, U32 flags = 0, SV callback = 0)
		1635	PREINIT:
		1636	CALLBACK
1105	CODE:	1637	CODE:
1106	{	1638	{
1107	dREQ (REQ_DB_CLOSE);	1639	dREQ (REQ_DB_CLOSE);
1108	req->db = db;	1640	req->db = db;
1109	req->uint1 = flags;	1641	req->uint1 = flags;
1110	req->sv1 = (SV *)db->app_private;	1642	req->sv1 = (SV *)db->app_private;
1111	REQ_SEND;	1643	REQ_SEND;
1112	ptr_nuke (ST (0));	1644	ptr_nuke (ST (0));
1113	}	1645	}
1114		1646
		1647	#if DB_VERSION_MINOR >= 4
		1648
1115	void	1649	void
1116	db_compact (DB db, DB_TXN_ornull txn = 0, SV start = 0, SV stop = 0, SV unused1 = 0, U32 flags = DB_FREE_SPACE, SV unused2 = 0, SV *callback = &PL_sv_undef)	1650	db_compact (DB db, DB_TXN_ornull txn = 0, SV start = 0, SV stop = 0, SV unused1 = 0, U32 flags = DB_FREE_SPACE, SV unused2 = 0, SV *callback = 0)
		1651	PREINIT:
		1652	CALLBACK
1117	CODE:	1653	CODE:
1118	{	1654	{
1119	dREQ (REQ_DB_COMPACT);	1655	dREQ (REQ_DB_COMPACT);
1120	req->db = db;	1656	req->db = db;
1121	req->txn = txn;	1657	req->txn = txn;
…		…
1123	sv_to_dbt (&req->dbt2, stop);	1659	sv_to_dbt (&req->dbt2, stop);
1124	req->uint1 = flags;	1660	req->uint1 = flags;
1125	REQ_SEND;	1661	REQ_SEND;
1126	}	1662	}
1127		1663
		1664	#endif
		1665
1128	void	1666	void
1129	db_sync (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1667	db_sync (DB db, U32 flags = 0, SV callback = 0)
		1668	PREINIT:
		1669	CALLBACK
1130	CODE:	1670	CODE:
1131	{	1671	{
1132	dREQ (REQ_DB_SYNC);	1672	dREQ (REQ_DB_SYNC);
1133	req->db = db;	1673	req->db = db;
1134	req->uint1 = flags;	1674	req->uint1 = flags;
1135	REQ_SEND;	1675	REQ_SEND;
1136	}	1676	}
1137		1677
1138	void	1678	void
		1679	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
		1680	PREINIT:
		1681	CALLBACK
		1682	CODE:
		1683	{
		1684	dREQ (REQ_DB_SYNC);
		1685	req->db = db;
		1686	req->buf1 = strdup (file);
		1687	req->uint1 = flags;
		1688	REQ_SEND;
		1689	}
		1690
		1691	void
		1692	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = 0)
		1693	PREINIT:
		1694	CALLBACK
		1695	CODE:
		1696	{
		1697	dREQ (REQ_DB_KEY_RANGE);
		1698	req->db = db;
		1699	req->txn = txn;
		1700	sv_to_dbt (&req->dbt1, key);
		1701	req->uint1 = flags;
		1702	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
		1703	REQ_SEND;
		1704	}
		1705
		1706	void
1139	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1707	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)
		1708	PREINIT:
		1709	CALLBACK
1140	CODE:	1710	CODE:
1141	{	1711	{
1142	dREQ (REQ_DB_PUT);	1712	dREQ (REQ_DB_PUT);
1143	req->db = db;	1713	req->db = db;
1144	req->txn = txn;	1714	req->txn = txn;
…		…
1146	sv_to_dbt (&req->dbt2, data);	1716	sv_to_dbt (&req->dbt2, data);
1147	req->uint1 = flags;	1717	req->uint1 = flags;
1148	REQ_SEND;	1718	REQ_SEND;
1149	}	1719	}
1150		1720
		1721	#if DB_VERSION_MINOR >= 6
		1722
1151	void	1723	void
		1724	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1725	PREINIT:
		1726	CALLBACK
		1727	CODE:
		1728	{
		1729	dREQ (REQ_DB_EXISTS);
		1730	req->db = db;
		1731	req->txn = txn;
		1732	req->uint1 = flags;
		1733	sv_to_dbt (&req->dbt1, key);
		1734	REQ_SEND;
		1735	}
		1736
		1737	#endif
		1738
		1739	void
1152	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1740	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)
		1741	PREINIT:
		1742	CALLBACK
1153	CODE:	1743	CODE:
		1744	if (SvREADONLY (data))
		1745	croak ("can't modify read-only data scalar in db_get");
1154	{	1746	{
1155	dREQ (REQ_DB_GET);	1747	dREQ (REQ_DB_GET);
1156	req->db = db;	1748	req->db = db;
1157	req->txn = txn;	1749	req->txn = txn;
		1750	req->uint1 = flags;
1158	sv_to_dbt (&req->dbt1, key);	1751	sv_to_dbt (&req->dbt1, key);
1159	req->dbt3.flags = DB_DBT_MALLOC;	1752	req->dbt3.flags = DB_DBT_MALLOC;
1160	req->uint1 = flags;
1161	req->sv1 = SvREFCNT_inc (data);	1753	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1162	SvREADONLY_on (data);
1163	REQ_SEND;	1754	REQ_SEND;
1164	}	1755	}
1165		1756
1166	void	1757	void
1167	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1758	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = 0)
		1759	PREINIT:
		1760	CALLBACK
1168	CODE:	1761	CODE:
		1762	if (SvREADONLY (data))
		1763	croak ("can't modify read-only data scalar in db_pget");
1169	{	1764	{
1170	dREQ (REQ_DB_PGET);	1765	dREQ (REQ_DB_PGET);
1171	req->db = db;	1766	req->db = db;
1172	req->txn = txn;	1767	req->txn = txn;
		1768	req->uint1 = flags;
1173	sv_to_dbt (&req->dbt1, key);	1769	sv_to_dbt (&req->dbt1, key);
1174	sv_to_dbt (&req->dbt2, pkey);	1770	sv_to_dbt (&req->dbt2, pkey);
1175	req->dbt3.flags = DB_DBT_MALLOC;	1771	req->dbt3.flags = DB_DBT_MALLOC;
		1772	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1773	REQ_SEND;
		1774	}
		1775
		1776	void
		1777	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1778	PREINIT:
		1779	CALLBACK
		1780	CODE:
		1781	{
		1782	dREQ (REQ_DB_DEL);
		1783	req->db = db;
		1784	req->txn = txn;
1176	req->uint1 = flags;	1785	req->uint1 = flags;
1177	req->sv1 = SvREFCNT_inc (data);	1786	sv_to_dbt (&req->dbt1, key);
1178	SvREADONLY_on (data);
1179	REQ_SEND;	1787	REQ_SEND;
1180	}	1788	}
1181		1789
1182	void	1790	void
1183	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)	1791	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1792	PREINIT:
		1793	CALLBACK
1184	CODE:	1794	CODE:
1185	{	1795	{
1186	dREQ (REQ_TXN_COMMIT);	1796	dREQ (REQ_TXN_COMMIT);
1187	req->txn = txn;	1797	req->txn = txn;
1188	req->uint1 = flags;	1798	req->uint1 = flags;
1189	REQ_SEND;	1799	REQ_SEND;
1190	ptr_nuke (ST (0));	1800	ptr_nuke (ST (0));
1191	}	1801	}
1192		1802
1193	void	1803	void
1194	db_txn_abort (DB_TXN txn, SV callback = &PL_sv_undef)	1804	db_txn_abort (DB_TXN txn, SV callback = 0)
		1805	PREINIT:
		1806	CALLBACK
1195	CODE:	1807	CODE:
1196	{	1808	{
1197	dREQ (REQ_TXN_ABORT);	1809	dREQ (REQ_TXN_ABORT);
1198	req->txn = txn;	1810	req->txn = txn;
1199	REQ_SEND;	1811	REQ_SEND;
1200	ptr_nuke (ST (0));	1812	ptr_nuke (ST (0));
1201	}	1813	}
1202		1814
		1815	void
		1816	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1817	PREINIT:
		1818	CALLBACK
		1819	CODE:
		1820	{
		1821	dREQ (REQ_TXN_FINISH);
		1822	req->txn = txn;
		1823	req->uint1 = flags;
		1824	REQ_SEND;
		1825	ptr_nuke (ST (0));
		1826	}
		1827
		1828	void
		1829	db_c_close (DBC dbc, SV callback = 0)
		1830	PREINIT:
		1831	CALLBACK
		1832	CODE:
		1833	{
		1834	dREQ (REQ_C_CLOSE);
		1835	req->dbc = dbc;
		1836	REQ_SEND;
		1837	ptr_nuke (ST (0));
		1838	}
		1839
		1840	void
		1841	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
		1842	PREINIT:
		1843	CALLBACK
		1844	CODE:
		1845	{
		1846	dREQ (REQ_C_COUNT);
		1847	req->dbc = dbc;
		1848	req->sv1 = SvREFCNT_inc (count);
		1849	REQ_SEND;
		1850	}
		1851
		1852	void
		1853	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)
		1854	PREINIT:
		1855	CALLBACK
		1856	CODE:
		1857	{
		1858	dREQ (REQ_C_PUT);
		1859	req->dbc = dbc;
		1860	sv_to_dbt (&req->dbt1, key);
		1861	sv_to_dbt (&req->dbt2, data);
		1862	req->uint1 = flags;
		1863	REQ_SEND;
		1864	}
		1865
		1866	void
		1867	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)
		1868	PREINIT:
		1869	CALLBACK
		1870	CODE:
		1871	{
		1872	dREQ (REQ_C_GET);
		1873	req->dbc = dbc;
		1874	req->uint1 = flags;
		1875	if ((flags & DB_SET) == DB_SET
		1876	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1877	sv_to_dbt (&req->dbt1, key);
		1878	else
		1879	req->dbt1.flags = DB_DBT_MALLOC;
		1880
		1881	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1882
		1883	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1884	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1885	sv_to_dbt (&req->dbt3, data);
		1886	else
		1887	req->dbt3.flags = DB_DBT_MALLOC;
		1888
		1889	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1890	REQ_SEND;
		1891	}
		1892
		1893	void
		1894	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = 0)
		1895	PREINIT:
		1896	CALLBACK
		1897	CODE:
		1898	{
		1899	dREQ (REQ_C_PGET);
		1900	req->dbc = dbc;
		1901	req->uint1 = flags;
		1902	if ((flags & DB_SET) == DB_SET
		1903	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1904	sv_to_dbt (&req->dbt1, key);
		1905	else
		1906	req->dbt1.flags = DB_DBT_MALLOC;
		1907
		1908	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1909
		1910	req->dbt2.flags = DB_DBT_MALLOC;
		1911	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1912
		1913	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1914	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1915	sv_to_dbt (&req->dbt3, data);
		1916	else
		1917	req->dbt3.flags = DB_DBT_MALLOC;
		1918
		1919	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1920	REQ_SEND;
		1921	}
		1922
		1923	void
		1924	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
		1925	PREINIT:
		1926	CALLBACK
		1927	CODE:
		1928	{
		1929	dREQ (REQ_C_DEL);
		1930	req->dbc = dbc;
		1931	req->uint1 = flags;
		1932	REQ_SEND;
		1933	}
		1934
		1935
		1936	#if DB_VERSION_MINOR >= 3
		1937
		1938	void
		1939	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
		1940	PREINIT:
		1941	CALLBACK
		1942	CODE:
		1943	{
		1944	dREQ (REQ_SEQ_OPEN);
		1945	req->seq = seq;
		1946	req->txn = txnid;
		1947	req->uint1 = flags \| DB_THREAD;
		1948	sv_to_dbt (&req->dbt1, key);
		1949	REQ_SEND;
		1950	}
		1951
		1952	void
		1953	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
		1954	PREINIT:
		1955	CALLBACK
		1956	CODE:
		1957	{
		1958	dREQ (REQ_SEQ_CLOSE);
		1959	req->seq = seq;
		1960	req->uint1 = flags;
		1961	REQ_SEND;
		1962	ptr_nuke (ST (0));
		1963	}
		1964
		1965	void
		1966	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
		1967	PREINIT:
		1968	CALLBACK
		1969	CODE:
		1970	{
		1971	dREQ (REQ_SEQ_GET);
		1972	req->seq = seq;
		1973	req->txn = txnid;
		1974	req->int1 = delta;
		1975	req->uint1 = flags;
		1976	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
		1977	REQ_SEND;
		1978	}
		1979
		1980	void
		1981	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = 0)
		1982	PREINIT:
		1983	CALLBACK
		1984	CODE:
		1985	{
		1986	dREQ (REQ_SEQ_REMOVE);
		1987	req->seq = seq;
		1988	req->txn = txnid;
		1989	req->uint1 = flags;
		1990	REQ_SEND;
		1991	}
		1992
		1993	#endif
		1994
1203		1995
1204	MODULE = BDB PACKAGE = BDB::Env	1996	MODULE = BDB PACKAGE = BDB::Env
1205		1997
1206	void	1998	void
1207	DESTROY (DB_ENV_ornull *env)	1999	DESTROY (DB_ENV_ornuked *env)
1208	CODE:	2000	CODE:
1209	if (env)	2001	if (env)
1210	env->close (env, 0);	2002	env->close (env, 0);
1211		2003
		2004	int set_data_dir (DB_ENV env, const char dir)
		2005	CODE:
		2006	RETVAL = env->set_data_dir (env, dir);
		2007	OUTPUT:
		2008	RETVAL
		2009
		2010	int set_tmp_dir (DB_ENV env, const char dir)
		2011	CODE:
		2012	RETVAL = env->set_tmp_dir (env, dir);
		2013	OUTPUT:
		2014	RETVAL
		2015
		2016	int set_lg_dir (DB_ENV env, const char dir)
		2017	CODE:
		2018	RETVAL = env->set_lg_dir (env, dir);
		2019	OUTPUT:
		2020	RETVAL
		2021
		2022	int set_shm_key (DB_ENV *env, long shm_key)
		2023	CODE:
		2024	RETVAL = env->set_shm_key (env, shm_key);
		2025	OUTPUT:
		2026	RETVAL
		2027
1212	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)	2028	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)
1213	CODE:	2029	CODE:
1214	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2030	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1215	OUTPUT:	2031	OUTPUT:
1216	RETVAL	2032	RETVAL
1217		2033
1218	int set_flags (DB_ENV *env, U32 flags, int onoff)	2034	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1219	CODE:	2035	CODE:
1220	RETVAL = env->set_flags (env, flags, onoff);	2036	RETVAL = env->set_flags (env, flags, onoff);
1221	OUTPUT:	2037	OUTPUT:
1222	RETVAL	2038	RETVAL
1223		2039
		2040	#if DB_VERSION_MINOR >= 7
		2041
		2042	int set_intermediate_dir_mode (DB_ENV env, const char mode)
		2043	CODE:
		2044	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2045	OUTPUT:
		2046	RETVAL
		2047
		2048	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2049	CODE:
		2050	RETVAL = env->log_set_config (env, flags, onoff);
		2051	OUTPUT:
		2052	RETVAL
		2053
		2054	#endif
		2055
		2056
		2057	void set_errfile (DB_ENV env, FILE errfile = 0)
		2058	CODE:
		2059	env->set_errfile (env, errfile);
		2060
		2061	void set_msgfile (DB_ENV env, FILE msgfile = 0)
		2062	CODE:
		2063	env->set_msgfile (env, msgfile);
		2064
		2065	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
		2066	CODE:
		2067	RETVAL = env->set_verbose (env, which, onoff);
		2068	OUTPUT:
		2069	RETVAL
		2070
1224	int set_encrypt (DB_ENV env, const char password, U32 flags = 0)	2071	int set_encrypt (DB_ENV env, const char password, U32 flags = 0)
1225	CODE:	2072	CODE:
1226	RETVAL = env->set_encrypt (env, password, flags);	2073	RETVAL = env->set_encrypt (env, password, flags);
1227	OUTPUT:	2074	OUTPUT:
1228	RETVAL	2075	RETVAL
1229		2076
1230	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2077	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1231	CODE:	2078	CODE:
1232	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2079	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1233	OUTPUT:	2080	OUTPUT:
1234	RETVAL	2081	RETVAL
		2082
		2083	int set_mp_max_openfd (DB_ENV *env, int maxopenfd);
		2084	CODE:
		2085	RETVAL = env->set_mp_max_openfd (env, maxopenfd);
		2086	OUTPUT:
		2087	RETVAL
		2088
		2089	int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep);
		2090	CODE:
		2091	RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep);
		2092	OUTPUT:
		2093	RETVAL
		2094
		2095	int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb)
		2096	CODE:
		2097	RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
		2098	OUTPUT:
		2099	RETVAL
		2100
		2101	int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
		2102	CODE:
		2103	RETVAL = env->set_lk_detect (env, detect);
		2104	OUTPUT:
		2105	RETVAL
		2106
		2107	int set_lk_max_lockers (DB_ENV *env, U32 max)
		2108	CODE:
		2109	RETVAL = env->set_lk_max_lockers (env, max);
		2110	OUTPUT:
		2111	RETVAL
		2112
		2113	int set_lk_max_locks (DB_ENV *env, U32 max)
		2114	CODE:
		2115	RETVAL = env->set_lk_max_locks (env, max);
		2116	OUTPUT:
		2117	RETVAL
		2118
		2119	int set_lk_max_objects (DB_ENV *env, U32 max)
		2120	CODE:
		2121	RETVAL = env->set_lk_max_objects (env, max);
		2122	OUTPUT:
		2123	RETVAL
		2124
		2125	int set_lg_bsize (DB_ENV *env, U32 max)
		2126	CODE:
		2127	RETVAL = env->set_lg_bsize (env, max);
		2128	OUTPUT:
		2129	RETVAL
		2130
		2131	int set_lg_max (DB_ENV *env, U32 max)
		2132	CODE:
		2133	RETVAL = env->set_lg_max (env, max);
		2134	OUTPUT:
		2135	RETVAL
		2136
		2137	#if DB_VERSION_MINOR >= 4
		2138
		2139	int mutex_set_max (DB_ENV *env, U32 max)
		2140	CODE:
		2141	RETVAL = env->mutex_set_max (env, max);
		2142	OUTPUT:
		2143	RETVAL
		2144
		2145	int mutex_set_increment (DB_ENV *env, U32 increment)
		2146	CODE:
		2147	RETVAL = env->mutex_set_increment (env, increment);
		2148	OUTPUT:
		2149	RETVAL
		2150
		2151	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2152	CODE:
		2153	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2154	OUTPUT:
		2155	RETVAL
		2156
		2157	int mutex_set_align (DB_ENV *env, U32 align)
		2158	CODE:
		2159	RETVAL = env->mutex_set_align (env, align);
		2160	OUTPUT:
		2161	RETVAL
		2162
		2163	#endif
1235		2164
1236	DB_TXN *	2165	DB_TXN *
1237	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)	2166	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
1238	CODE:	2167	CODE:
1239	errno = env->txn_begin (env, parent, &RETVAL, flags);	2168	errno = env->txn_begin (env, parent, &RETVAL, flags);
1240	if (errno)	2169	if (errno)
1241	croak ("txn_begin: %s", db_strerror (errno));	2170	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1242	OUTPUT:	2171	OUTPUT:
1243	RETVAL	2172	RETVAL
1244		2173
		2174	#if DB_VERSION_MINOR >= 5
		2175
		2176	DB_TXN *
		2177	cdsgroup_begin (DB_ENV *env)
		2178	CODE:
		2179	errno = env->cdsgroup_begin (env, &RETVAL);
		2180	if (errno)
		2181	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2182	OUTPUT:
		2183	RETVAL
		2184
		2185	#endif
		2186
1245	MODULE = BDB PACKAGE = BDB::Db	2187	MODULE = BDB PACKAGE = BDB::Db
1246		2188
1247	void	2189	void
1248	DESTROY (DB_ornull *db)	2190	DESTROY (DB_ornuked *db)
1249	CODE:	2191	CODE:
1250	if (db)	2192	if (db)
1251	{	2193	{
1252	SV env = (SV )db->app_private;	2194	SV env = (SV )db->app_private;
1253	db->close (db, 0);	2195	db->close (db, 0);
…		…
1258	CODE:	2200	CODE:
1259	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2201	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1260	OUTPUT:	2202	OUTPUT:
1261	RETVAL	2203	RETVAL
1262		2204
1263	int set_flags (DB *db, U32 flags);	2205	int set_flags (DB *db, U32 flags)
1264	CODE:	2206	CODE:
1265	RETVAL = db->set_flags (db, flags);	2207	RETVAL = db->set_flags (db, flags);
1266	OUTPUT:	2208	OUTPUT:
1267	RETVAL	2209	RETVAL
1268		2210
…		…
1276	CODE:	2218	CODE:
1277	RETVAL = db->set_lorder (db, lorder);	2219	RETVAL = db->set_lorder (db, lorder);
1278	OUTPUT:	2220	OUTPUT:
1279	RETVAL	2221	RETVAL
1280		2222
1281
1282	int set_bt_minkey (DB *db, U32 minkey)	2223	int set_bt_minkey (DB *db, U32 minkey)
1283	CODE:	2224	CODE:
1284	RETVAL = db->set_bt_minkey (db, minkey);	2225	RETVAL = db->set_bt_minkey (db, minkey);
1285	OUTPUT:	2226	OUTPUT:
1286	RETVAL	2227	RETVAL
1287		2228
1288	int set_re_delim(DB *db, int delim);	2229	int set_re_delim (DB *db, int delim)
1289	CODE:	2230	CODE:
1290	RETVAL = db->set_re_delim (db, delim);	2231	RETVAL = db->set_re_delim (db, delim);
1291	OUTPUT:	2232	OUTPUT:
1292	RETVAL	2233	RETVAL
1293		2234
…		…
1325	CODE:	2266	CODE:
1326	RETVAL = db->set_q_extentsize (db, extentsize);	2267	RETVAL = db->set_q_extentsize (db, extentsize);
1327	OUTPUT:	2268	OUTPUT:
1328	RETVAL	2269	RETVAL
1329		2270
		2271	DBC *
		2272	cursor (DB db, DB_TXN_ornull txn = 0, U32 flags = 0)
		2273	CODE:
		2274	errno = db->cursor (db, txn, &RETVAL, flags);
		2275	if (errno)
		2276	croak ("DB->cursor: %s", db_strerror (errno));
		2277	OUTPUT:
		2278	RETVAL
		2279
		2280	#if DB_VERSION_MINOR >= 3
		2281
		2282	DB_SEQUENCE *
		2283	sequence (DB *db, U32 flags = 0)
		2284	CODE:
		2285	{
		2286	errno = db_sequence_create (&RETVAL, db, flags);
		2287	if (errno)
		2288	croak ("db_sequence_create: %s", db_strerror (errno));
		2289	}
		2290	OUTPUT:
		2291	RETVAL
		2292
		2293	#endif
		2294
		2295
1330	MODULE = BDB PACKAGE = BDB::Txn	2296	MODULE = BDB PACKAGE = BDB::Txn
1331		2297
1332	void	2298	void
1333	DESTROY (DB_TXN_ornull *txn)	2299	DESTROY (DB_TXN_ornuked *txn)
1334	CODE:	2300	CODE:
1335	if (txn)	2301	if (txn)
1336	txn->abort (txn);	2302	txn->abort (txn);
1337		2303
1338	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2304	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1339	CODE:	2305	CODE:
1340	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2306	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1341	OUTPUT:	2307	OUTPUT:
1342	RETVAL	2308	RETVAL
1343		2309
		2310	int failed (DB_TXN *txn)
		2311	CODE:
		2312	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2313	OUTPUT:
		2314	RETVAL
1344		2315
		2316
		2317	MODULE = BDB PACKAGE = BDB::Cursor
		2318
		2319	void
		2320	DESTROY (DBC_ornuked *dbc)
		2321	CODE:
		2322	if (dbc)
		2323	dbc->c_close (dbc);
		2324
		2325	#if DB_VERSION_MINOR >= 6
		2326
		2327	int set_priority (DBC *dbc, int priority)
		2328	CODE:
		2329	dbc->set_priority (dbc, priority);
		2330
		2331	#endif
		2332
		2333	#if DB_VERSION_MINOR >= 3
		2334
		2335	MODULE = BDB PACKAGE = BDB::Sequence
		2336
		2337	void
		2338	DESTROY (DB_SEQUENCE_ornuked *seq)
		2339	CODE:
		2340	if (seq)
		2341	seq->close (seq, 0);
		2342
		2343	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
		2344	CODE:
		2345	RETVAL = seq->initial_value (seq, value);
		2346	OUTPUT:
		2347	RETVAL
		2348
		2349	int set_cachesize (DB_SEQUENCE *seq, U32 size)
		2350	CODE:
		2351	RETVAL = seq->set_cachesize (seq, size);
		2352	OUTPUT:
		2353	RETVAL
		2354
		2355	int set_flags (DB_SEQUENCE *seq, U32 flags)
		2356	CODE:
		2357	RETVAL = seq->set_flags (seq, flags);
		2358	OUTPUT:
		2359	RETVAL
		2360
		2361	int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max)
		2362	CODE:
		2363	RETVAL = seq->set_range (seq, min, max);
		2364	OUTPUT:
		2365	RETVAL
		2366
		2367	#endif
		2368
		2369

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Comparing BDB/BDB.xs (file contents): Revision 1.5 by root, Mon Feb 5 23:46:15 2007 UTC vs. Revision 1.48 by root, Tue Jul 29 03:33:16 2008 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.5 by root, Mon Feb 5 23:46:15 2007 UTC vs.
Revision 1.48 by root, Tue Jul 29 03:33:16 2008 UTC