[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 1.38 by root, Wed May 21 19:13:43 2008 UTC

…		…
1	/* solaris */	1	#include "xthread.h"
2	#define _POSIX_PTHREAD_SEMANTICS 1
3
4	#if __linux && !defined(_GNU_SOURCE)
5	# define _GNU_SOURCE
6	#endif
7
8	/* just in case */
9	#define _REENTRANT 1
10		2
11	#include <errno.h>	3	#include <errno.h>
12		4
13	#include "EXTERN.h"	5	#include "EXTERN.h"
14	#include "perl.h"	6	#include "perl.h"
15	#include "XSUB.h"	7	#include "XSUB.h"
16		8
17	#include <pthread.h>	9	// perl stupidly defines these as macros, breaking
		10	// lots and lots of code.
		11	#undef open
		12	#undef close
		13	#undef abort
		14	#undef malloc
		15	#undef free
		16	#undef send
18		17
19	#include <stddef.h>	18	#include <stddef.h>
20	#include <stdlib.h>	19	#include <stdlib.h>
21	#include <errno.h>	20	#include <errno.h>
22	#include <sys/time.h>
23	#include <sys/types.h>	21	#include <sys/types.h>
24	#include <limits.h>	22	#include <limits.h>
25	#include <unistd.h>
26	#include <fcntl.h>	23	#include <fcntl.h>
27		24
		25	#ifndef _WIN32
		26	# include <sys/time.h>
		27	# include <unistd.h>
		28	#endif
		29
28	#include <db.h>	30	#include <db.h>
		31
		32	#if DB_VERSION_MAJOR < 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4)
		33	# error you need Berkeley DB 4.4 or newer installed
		34	#endif
29		35
30	/* number of seconds after which idle threads exit */	36	/* number of seconds after which idle threads exit */
31	#define IDLE_TIMEOUT 10	37	#define IDLE_TIMEOUT 10
32		38
33	/* wether word reads are potentially non-atomic.	39	typedef DB_ENV DB_ENV_ornull;
34	* this is conservatice, likely most arches this runs	40	typedef DB_TXN DB_TXN_ornull;
35	* on have atomic word read/writes.	41	typedef DBC DBC_ornull;
36	*/	42	typedef DB DB_ornull;
37	#ifndef WORDACCESS_UNSAFE	43	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
38	# if __i386 \|\| __x86_64	44
39	# define WORDACCESS_UNSAFE 0	45	typedef DB_ENV DB_ENV_ornuked;
40	# else	46	typedef DB_TXN DB_TXN_ornuked;
41	# define WORDACCESS_UNSAFE 1	47	typedef DBC DBC_ornuked;
42	# endif	48	typedef DB DB_ornuked;
		49	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		50
		51	typedef SV SV8; /* byte-sv, used for argument-checking */
		52	typedef char *bdb_filename;
		53
		54	static SV *prepare_cb;
		55
		56	#if DB_VERSION_MINOR >= 6
		57	# define c_close close
		58	# define c_count count
		59	# define c_del del
		60	# define c_dup dup
		61	# define c_get get
		62	# define c_pget pget
		63	# define c_put put
43	#endif	64	#endif
44		65
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
50	typedef SV SV8; /* byte-sv, used for argument-checking */
51	typedef char *octetstring;
52
53	static SV *prepare_cb;
54
55	static inline char *	66	static char *
		67	get_bdb_filename (SV *sv)
		68	{
		69	if (!SvOK (sv))
		70	return 0;
		71
		72	#if _WIN32
		73	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		74	{
		75	STRLEN len;
		76	char *src = SvPVbyte (sv, len);
		77	SV *t1 = sv_newmortal ();
		78	SV *t2 = sv_newmortal ();
		79
		80	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		81	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		82
		83	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		84	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		85	SvPOK_only (t2);
		86	SvPVX (t2)[len] = 0;
		87	SvCUR_set (t2, len);
		88
		89	return SvPVX (t2);
		90	}
		91	#else
		92	return SvPVbyte_nolen (sv);
		93	#endif
		94	}
		95
		96	static void
		97	debug_errcall (const DB_ENV dbenv, const char errpfx, const char *msg)
		98	{
		99	printf ("err[%s]\n", msg);
		100	}
		101
		102	static void
		103	debug_msgcall (const DB_ENV dbenv, const char msg)
		104	{
		105	printf ("msg[%s]\n", msg);
		106	}
		107
		108	static char *
56	strdup_ornull (const char *s)	109	strdup_ornull (const char *s)
57	{	110	{
58	return s ? strdup (s) : 0;	111	return s ? strdup (s) : 0;
59	}	112	}
60		113
61	static inline void	114	static void
62	sv_to_dbt (DBT dbt, SV sv)	115	sv_to_dbt (DBT dbt, SV sv)
63	{	116	{
64	STRLEN len;	117	STRLEN len;
65	char *data = SvPVbyte (sv, len);	118	char *data = SvPVbyte (sv, len);
66		119
68	memcpy (dbt->data, data, len);	121	memcpy (dbt->data, data, len);
69	dbt->size = len;	122	dbt->size = len;
70	dbt->flags = DB_DBT_REALLOC;	123	dbt->flags = DB_DBT_REALLOC;
71	}	124	}
72		125
73	static inline void	126	static void
74	dbt_to_sv (SV sv, DBT dbt)	127	dbt_to_sv (SV sv, DBT dbt)
75	{	128	{
76	if (sv)	129	if (sv)
77	{	130	{
78	SvREADONLY_off (sv);	131	SvREADONLY_off (sv);
…		…
83	free (dbt->data);	136	free (dbt->data);
84	}	137	}
85		138
86	enum {	139	enum {
87	REQ_QUIT,	140	REQ_QUIT,
88	REQ_ENV_OPEN, REQ_ENV_CLOSE,	141	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
		142	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,
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,	143	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
		144	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
90	REQ_TXN_COMMIT, REQ_TXN_ABORT,	145	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,	146	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
		147	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
92	};	148	};
93		149
94	typedef struct aio_cb	150	typedef struct bdb_cb
95	{	151	{
96	struct aio_cb *volatile next;	152	struct bdb_cb *volatile next;
97	SV *callback;	153	SV *callback;
98	int type, pri, result;	154	int type, pri, result;
99		155
100	DB_ENV *env;	156	DB_ENV *env;
101	DB *db;	157	DB *db;
…		…
107	U32 uint1, uint2;	163	U32 uint1, uint2;
108	char buf1, buf2;	164	char buf1, buf2;
109	SV sv1, sv2, *sv3;	165	SV sv1, sv2, *sv3;
110		166
111	DBT dbt1, dbt2, dbt3;	167	DBT dbt1, dbt2, dbt3;
112	} aio_cb;	168	DB_KEY_RANGE key_range;
		169	DB_SEQUENCE *seq;
		170	db_seq_t seq_t;
		171	} bdb_cb;
113		172
114	typedef aio_cb *aio_req;	173	typedef bdb_cb *bdb_req;
115		174
116	enum {	175	enum {
117	PRI_MIN = -4,	176	PRI_MIN = -4,
118	PRI_MAX = 4,	177	PRI_MAX = 4,
119		178
…		…
122	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	181	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
123	};	182	};
124		183
125	#define AIO_TICKS ((1000000 + 1023) >> 10)	184	#define AIO_TICKS ((1000000 + 1023) >> 10)
126		185
		186	static SV *on_next_submit;
		187
127	static unsigned int max_poll_time = 0;	188	static unsigned int max_poll_time = 0;
128	static unsigned int max_poll_reqs = 0;	189	static unsigned int max_poll_reqs = 0;
129		190
130	/* calculcate time difference in ~1/AIO_TICKS of a second */	191	/* calculcate time difference in ~1/AIO_TICKS of a second */
131	static int tvdiff (struct timeval tv1, struct timeval tv2)	192	static int tvdiff (struct timeval tv1, struct timeval tv2)
…		…
136		197
137	static int next_pri = DEFAULT_PRI + PRI_BIAS;	198	static int next_pri = DEFAULT_PRI + PRI_BIAS;
138		199
139	static unsigned int started, idle, wanted;	200	static unsigned int started, idle, wanted;
140		201
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 */	202	/* worker threads management */
151	static pthread_mutex_t wrklock = AIO_MUTEX_INIT;	203	static mutex_t wrklock = X_MUTEX_INIT;
152		204
153	typedef struct worker {	205	typedef struct worker {
154	/* locked by wrklock */	206	/* locked by wrklock */
155	struct worker prev, next;	207	struct worker prev, next;
156		208
157	pthread_t tid;	209	thread_t tid;
158		210
159	/* locked by reslock, reqlock or wrklock */	211	/* locked by reslock, reqlock or wrklock */
160	aio_req req; /* currently processed request */	212	bdb_req req; /* currently processed request */
161	void *dbuf;	213	void *dbuf;
162	DIR *dirp;	214	DIR *dirp;
163	} worker;	215	} worker;
164		216
165	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	217	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
177	}	229	}
178		230
179	static volatile unsigned int nreqs, nready, npending;	231	static volatile unsigned int nreqs, nready, npending;
180	static volatile unsigned int max_idle = 4;	232	static volatile unsigned int max_idle = 4;
181	static volatile unsigned int max_outstanding = 0xffffffff;	233	static volatile unsigned int max_outstanding = 0xffffffff;
182	static int respipe [2];	234	static int respipe_osf [2], respipe [2] = { -1, -1 };
183		235
184	static pthread_mutex_t reslock = AIO_MUTEX_INIT;	236	static mutex_t reslock = X_MUTEX_INIT;
185	static pthread_mutex_t reqlock = AIO_MUTEX_INIT;	237	static mutex_t reqlock = X_MUTEX_INIT;
186	static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER;	238	static cond_t reqwait = X_COND_INIT;
187		239
188	#if WORDACCESS_UNSAFE	240	#if WORDACCESS_UNSAFE
189		241
190	static unsigned int get_nready ()	242	static unsigned int get_nready (void)
191	{	243	{
192	unsigned int retval;	244	unsigned int retval;
193		245
194	LOCK (reqlock);	246	X_LOCK (reqlock);
195	retval = nready;	247	retval = nready;
196	UNLOCK (reqlock);	248	X_UNLOCK (reqlock);
197		249
198	return retval;	250	return retval;
199	}	251	}
200		252
201	static unsigned int get_npending ()	253	static unsigned int get_npending (void)
202	{	254	{
203	unsigned int retval;	255	unsigned int retval;
204		256
205	LOCK (reslock);	257	X_LOCK (reslock);
206	retval = npending;	258	retval = npending;
207	UNLOCK (reslock);	259	X_UNLOCK (reslock);
208		260
209	return retval;	261	return retval;
210	}	262	}
211		263
212	static unsigned int get_nthreads ()	264	static unsigned int get_nthreads (void)
213	{	265	{
214	unsigned int retval;	266	unsigned int retval;
215		267
216	LOCK (wrklock);	268	X_LOCK (wrklock);
217	retval = started;	269	retval = started;
218	UNLOCK (wrklock);	270	X_UNLOCK (wrklock);
219		271
220	return retval;	272	return retval;
221	}	273	}
222		274
223	#else	275	#else
…		…
232	* a somewhat faster data structure might be nice, but	284	* a somewhat faster data structure might be nice, but
233	* with 8 priorities this actually needs <20 insns	285	* with 8 priorities this actually needs <20 insns
234	* per shift, the most expensive operation.	286	* per shift, the most expensive operation.
235	*/	287	*/
236	typedef struct {	288	typedef struct {
237	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	289	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
238	int size;	290	int size;
239	} reqq;	291	} reqq;
240		292
241	static reqq req_queue;	293	static reqq req_queue;
242	static reqq res_queue;	294	static reqq res_queue;
243		295
244	int reqq_push (reqq *q, aio_req req)	296	int reqq_push (reqq *q, bdb_req req)
245	{	297	{
246	int pri = req->pri;	298	int pri = req->pri;
247	req->next = 0;	299	req->next = 0;
248		300
249	if (q->qe[pri])	301	if (q->qe[pri])
…		…
255	q->qe[pri] = q->qs[pri] = req;	307	q->qe[pri] = q->qs[pri] = req;
256		308
257	return q->size++;	309	return q->size++;
258	}	310	}
259		311
260	aio_req reqq_shift (reqq *q)	312	bdb_req reqq_shift (reqq *q)
261	{	313	{
262	int pri;	314	int pri;
263		315
264	if (!q->size)	316	if (!q->size)
265	return 0;	317	return 0;
266		318
267	--q->size;	319	--q->size;
268		320
269	for (pri = NUM_PRI; pri--; )	321	for (pri = NUM_PRI; pri--; )
270	{	322	{
271	aio_req req = q->qs[pri];	323	bdb_req req = q->qs[pri];
272		324
273	if (req)	325	if (req)
274	{	326	{
275	if (!(q->qs[pri] = req->next))	327	if (!(q->qs[pri] = req->next))
276	q->qe[pri] = 0;	328	q->qe[pri] = 0;
…		…
280	}	332	}
281		333
282	abort ();	334	abort ();
283	}	335	}
284		336
285	static int poll_cb ();	337	static int poll_cb (void);
286	static void req_free (aio_req req);	338	static void req_free (bdb_req req);
287	static void req_cancel (aio_req req);	339	static void req_cancel (bdb_req req);
288		340
289	static int req_invoke (aio_req req)	341	static int req_invoke (bdb_req req)
290	{	342	{
291	dSP;	343	dSP;
292		344
293	if (SvOK (req->callback))	345	if (SvOK (req->callback))
294	{	346	{
295	ENTER;	347	ENTER;
296	SAVETMPS;	348	SAVETMPS;
297	PUSHMARK (SP);	349	PUSHMARK (SP);
298	EXTEND (SP, 1);
299		350
300	switch (req->type)	351	switch (req->type)
301	{	352	{
302	case REQ_DB_CLOSE:	353	case REQ_DB_CLOSE:
303	SvREFCNT_dec (req->sv1);	354	SvREFCNT_dec (req->sv1);
…		…
312	case REQ_C_PGET:	363	case REQ_C_PGET:
313	dbt_to_sv (req->sv1, &req->dbt1);	364	dbt_to_sv (req->sv1, &req->dbt1);
314	dbt_to_sv (req->sv2, &req->dbt2);	365	dbt_to_sv (req->sv2, &req->dbt2);
315	dbt_to_sv (req->sv3, &req->dbt3);	366	dbt_to_sv (req->sv3, &req->dbt3);
316	break;	367	break;
		368
		369	case REQ_DB_PUT:
		370	case REQ_C_PUT:
		371	dbt_to_sv (0, &req->dbt1);
		372	dbt_to_sv (0, &req->dbt2);
		373	break;
		374
		375	case REQ_DB_KEY_RANGE:
		376	{
		377	AV *av = newAV ();
		378
		379	av_push (av, newSVnv (req->key_range.less));
		380	av_push (av, newSVnv (req->key_range.equal));
		381	av_push (av, newSVnv (req->key_range.greater));
		382
		383	SvREADONLY_off (req->sv1);
		384	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		385	SvREFCNT_dec (req->sv1);
		386	}
		387	break;
		388
		389	case REQ_SEQ_GET:
		390	SvREADONLY_off (req->sv1);
		391
		392	if (sizeof (IV) > 4)
		393	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		394	else
		395	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		396
		397	SvREFCNT_dec (req->sv1);
		398	break;
317	}	399	}
318		400
319	errno = req->result;	401	errno = req->result;
320		402
321	PUTBACK;	403	PUTBACK;
…		…
327	}	409	}
328		410
329	return !SvTRUE (ERRSV);	411	return !SvTRUE (ERRSV);
330	}	412	}
331		413
332	static void req_free (aio_req req)	414	static void req_free (bdb_req req)
333	{	415	{
334	free (req->buf1);	416	free (req->buf1);
335	free (req->buf2);	417	free (req->buf2);
336	Safefree (req);	418	Safefree (req);
337	}	419	}
338		420
339	static void aio_proc (void arg);	421	#ifdef USE_SOCKETS_AS_HANDLES
		422	# define TO_SOCKET(x) (win32_get_osfhandle (x))
		423	#else
		424	# define TO_SOCKET(x) (x)
		425	#endif
		426
		427	static void
		428	create_respipe (void)
		429	{
		430	#ifdef _WIN32
		431	int arg; /* argg */
		432	#endif
		433	int old_readfd = respipe [0];
		434
		435	if (respipe [1] >= 0)
		436	respipe_close (TO_SOCKET (respipe [1]));
		437
		438	#ifdef _WIN32
		439	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
		440	#else
		441	if (pipe (respipe))
		442	#endif
		443	croak ("unable to initialize result pipe");
		444
		445	if (old_readfd >= 0)
		446	{
		447	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		448	croak ("unable to initialize result pipe(2)");
		449
		450	respipe_close (respipe [0]);
		451	respipe [0] = old_readfd;
		452	}
		453
		454	#ifdef _WIN32
		455	arg = 1;
		456	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		457	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		458	#else
		459	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		460	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		461	#endif
		462	croak ("unable to initialize result pipe(3)");
		463
		464	respipe_osf [0] = TO_SOCKET (respipe [0]);
		465	respipe_osf [1] = TO_SOCKET (respipe [1]);
		466	}
		467
		468	X_THREAD_PROC (bdb_proc);
340		469
341	static void start_thread (void)	470	static void start_thread (void)
342	{	471	{
343	sigset_t fullsigset, oldsigset;
344	pthread_attr_t attr;
345
346	worker *wrk = calloc (1, sizeof (worker));	472	worker *wrk = calloc (1, sizeof (worker));
347		473
348	if (!wrk)	474	if (!wrk)
349	croak ("unable to allocate worker thread data");	475	croak ("unable to allocate worker thread data");
350		476
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);	477	X_LOCK (wrklock);
360	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
361
362	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	478	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
363	{	479	{
364	wrk->prev = &wrk_first;	480	wrk->prev = &wrk_first;
365	wrk->next = wrk_first.next;	481	wrk->next = wrk_first.next;
366	wrk_first.next->prev = wrk;	482	wrk_first.next->prev = wrk;
367	wrk_first.next = wrk;	483	wrk_first.next = wrk;
368	++started;	484	++started;
369	}	485	}
370	else	486	else
371	free (wrk);	487	free (wrk);
372		488
373	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
374	UNLOCK (wrklock);	489	X_UNLOCK (wrklock);
375	}	490	}
376		491
377	static void maybe_start_thread ()	492	static void maybe_start_thread (void)
378	{	493	{
379	if (get_nthreads () >= wanted)	494	if (get_nthreads () >= wanted)
380	return;	495	return;
381		496
382	/* todo: maybe use idle here, but might be less exact */	497	/* todo: maybe use idle here, but might be less exact */
…		…
384	return;	499	return;
385		500
386	start_thread ();	501	start_thread ();
387	}	502	}
388		503
389	static void req_send (aio_req req)	504	static void req_send (bdb_req req)
390	{	505	{
391	SV *wait_callback = 0;	506	SV *wait_callback = 0;
		507
		508	if (on_next_submit)
		509	{
		510	dSP;
		511	SV *cb = sv_2mortal (on_next_submit);
		512
		513	on_next_submit = 0;
		514
		515	PUSHMARK (SP);
		516	PUTBACK;
		517	call_sv (cb, G_DISCARD \| G_EVAL);
		518	}
392		519
393	// synthesize callback if none given	520	// synthesize callback if none given
394	if (!SvOK (req->callback))	521	if (!SvOK (req->callback))
395	{	522	{
		523	int count;
		524
396	dSP;	525	dSP;
397	PUSHMARK (SP);	526	PUSHMARK (SP);
398	PUTBACK;	527	PUTBACK;
399	int count = call_sv (prepare_cb, G_ARRAY);	528	count = call_sv (prepare_cb, G_ARRAY);
400	SPAGAIN;	529	SPAGAIN;
401		530
402	if (count != 2)	531	if (count != 2)
403	croak ("prepare callback must return exactly two values\n");	532	croak ("prepare callback must return exactly two values\n");
404		533
405	wait_callback = SvREFCNT_inc (POPs);	534	wait_callback = POPs;
406	SvREFCNT_dec (req->callback);	535	SvREFCNT_dec (req->callback);
407	req->callback = SvREFCNT_inc (POPs);	536	req->callback = SvREFCNT_inc (POPs);
408	}	537	}
409		538
410	++nreqs;	539	++nreqs;
411		540
412	LOCK (reqlock);	541	X_LOCK (reqlock);
413	++nready;	542	++nready;
414	reqq_push (&req_queue, req);	543	reqq_push (&req_queue, req);
415	pthread_cond_signal (&reqwait);	544	X_COND_SIGNAL (reqwait);
416	UNLOCK (reqlock);	545	X_UNLOCK (reqlock);
417		546
418	maybe_start_thread ();	547	maybe_start_thread ();
419		548
420	if (wait_callback)	549	if (wait_callback)
421	{	550	{
422	dSP;	551	dSP;
423	PUSHMARK (SP);	552	PUSHMARK (SP);
424	PUTBACK;	553	PUTBACK;
425	call_sv (wait_callback, G_DISCARD);	554	call_sv (wait_callback, G_DISCARD);
426	SvREFCNT_dec (wait_callback);
427	}	555	}
428	}	556	}
429		557
430	static void end_thread (void)	558	static void end_thread (void)
431	{	559	{
432	aio_req req;	560	bdb_req req;
433		561
434	Newz (0, req, 1, aio_cb);	562	Newz (0, req, 1, bdb_cb);
435		563
436	req->type = REQ_QUIT;	564	req->type = REQ_QUIT;
437	req->pri = PRI_MAX + PRI_BIAS;	565	req->pri = PRI_MAX + PRI_BIAS;
438		566
439	LOCK (reqlock);	567	X_LOCK (reqlock);
440	reqq_push (&req_queue, req);	568	reqq_push (&req_queue, req);
441	pthread_cond_signal (&reqwait);	569	X_COND_SIGNAL (reqwait);
442	UNLOCK (reqlock);	570	X_UNLOCK (reqlock);
443		571
444	LOCK (wrklock);	572	X_LOCK (wrklock);
445	--started;	573	--started;
446	UNLOCK (wrklock);	574	X_UNLOCK (wrklock);
447	}	575	}
448		576
449	static void set_max_idle (int nthreads)	577	static void set_max_idle (int nthreads)
450	{	578	{
451	if (WORDACCESS_UNSAFE) LOCK (reqlock);	579	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
452	max_idle = nthreads <= 0 ? 1 : nthreads;	580	max_idle = nthreads <= 0 ? 1 : nthreads;
453	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	581	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
454	}	582	}
455		583
456	static void min_parallel (int nthreads)	584	static void min_parallel (int nthreads)
457	{	585	{
458	if (wanted < nthreads)	586	if (wanted < nthreads)
…		…
466		594
467	while (started > wanted)	595	while (started > wanted)
468	end_thread ();	596	end_thread ();
469	}	597	}
470		598
471	static void poll_wait ()	599	static void poll_wait (void)
472	{	600	{
473	fd_set rfd;	601	fd_set rfd;
474		602
475	while (nreqs)	603	while (nreqs)
476	{	604	{
477	int size;	605	int size;
478	if (WORDACCESS_UNSAFE) LOCK (reslock);	606	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
479	size = res_queue.size;	607	size = res_queue.size;
480	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	608	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
481		609
482	if (size)	610	if (size)
483	return;	611	return;
484		612
485	maybe_start_thread ();	613	maybe_start_thread ();
486		614
487	FD_ZERO(&rfd);	615	FD_ZERO (&rfd);
488	FD_SET(respipe [0], &rfd);	616	FD_SET (respipe [0], &rfd);
489		617
490	select (respipe [0] + 1, &rfd, 0, 0, 0);	618	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
491	}	619	}
492	}	620	}
493		621
494	static int poll_cb ()	622	static int poll_cb (void)
495	{	623	{
496	dSP;	624	dSP;
497	int count = 0;	625	int count = 0;
498	int maxreqs = max_poll_reqs;	626	int maxreqs = max_poll_reqs;
499	int do_croak = 0;	627	int do_croak = 0;
500	struct timeval tv_start, tv_now;	628	struct timeval tv_start, tv_now;
501	aio_req req;	629	bdb_req req;
502		630
503	if (max_poll_time)	631	if (max_poll_time)
504	gettimeofday (&tv_start, 0);	632	gettimeofday (&tv_start, 0);
505		633
506	for (;;)	634	for (;;)
507	{	635	{
508	for (;;)	636	for (;;)
509	{	637	{
510	maybe_start_thread ();	638	maybe_start_thread ();
511		639
512	LOCK (reslock);	640	X_LOCK (reslock);
513	req = reqq_shift (&res_queue);	641	req = reqq_shift (&res_queue);
514		642
515	if (req)	643	if (req)
516	{	644	{
517	--npending;	645	--npending;
518		646
519	if (!res_queue.size)	647	if (!res_queue.size)
520	{	648	{
521	/* read any signals sent by the worker threads */	649	/* read any signals sent by the worker threads */
522	char buf [4];	650	char buf [4];
523	while (read (respipe [0], buf, 4) == 4)	651	while (respipe_read (respipe [0], buf, 4) == 4)
524	;	652	;
525	}	653	}
526	}	654	}
527		655
528	UNLOCK (reslock);	656	X_UNLOCK (reslock);
529		657
530	if (!req)	658	if (!req)
531	break;	659	break;
532		660
533	--nreqs;	661	--nreqs;
…		…
563	}	691	}
564		692
565	return count;	693	return count;
566	}	694	}
567		695
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	/*****************************************************************************/	696	/*****************************************************************************/
581		697
582	static void aio_proc (void thr_arg)	698	X_THREAD_PROC (bdb_proc)
583	{	699	{
584	aio_req req;	700	bdb_req req;
585	struct timespec ts;	701	struct timespec ts;
586	worker self = (worker )thr_arg;	702	worker self = (worker )thr_arg;
587		703
588	/* try to distribute timeouts somewhat evenly */	704	/* try to distribute timeouts somewhat evenly */
589	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	705	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
590	* (1000000000UL / 1024UL);
591		706
592	for (;;)	707	for (;;)
593	{	708	{
594	ts.tv_sec = time (0) + IDLE_TIMEOUT;	709	ts.tv_sec = time (0) + IDLE_TIMEOUT;
595		710
596	LOCK (reqlock);	711	X_LOCK (reqlock);
597		712
598	for (;;)	713	for (;;)
599	{	714	{
600	self->req = req = reqq_shift (&req_queue);	715	self->req = req = reqq_shift (&req_queue);
601		716
602	if (req)	717	if (req)
603	break;	718	break;
604		719
605	++idle;	720	++idle;
606		721
607	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	722	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
608	== ETIMEDOUT)	723	== ETIMEDOUT)
609	{	724	{
610	if (idle > max_idle)	725	if (idle > max_idle)
611	{	726	{
612	--idle;	727	--idle;
613	UNLOCK (reqlock);	728	X_UNLOCK (reqlock);
614	LOCK (wrklock);	729	X_LOCK (wrklock);
615	--started;	730	--started;
616	UNLOCK (wrklock);	731	X_UNLOCK (wrklock);
617	goto quit;	732	goto quit;
618	}	733	}
619		734
620	/* we are allowed to idle, so do so without any timeout */	735	/* we are allowed to idle, so do so without any timeout */
621	pthread_cond_wait (&reqwait, &reqlock);	736	X_COND_WAIT (reqwait, reqlock);
622	ts.tv_sec = time (0) + IDLE_TIMEOUT;	737	ts.tv_sec = time (0) + IDLE_TIMEOUT;
623	}	738	}
624		739
625	--idle;	740	--idle;
626	}	741	}
627		742
628	--nready;	743	--nready;
629		744
630	UNLOCK (reqlock);	745	X_UNLOCK (reqlock);
631		746
632	switch (req->type)	747	switch (req->type)
633	{	748	{
634	case REQ_QUIT:	749	case REQ_QUIT:
		750	req->result = ENOSYS;
635	goto quit;	751	goto quit;
636		752
637	case REQ_ENV_OPEN:	753	case REQ_ENV_OPEN:
638	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);	754	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
639	break;	755	break;
640		756
641	case REQ_ENV_CLOSE:	757	case REQ_ENV_CLOSE:
642	req->result = req->env->close (req->env, req->uint1);	758	req->result = req->env->close (req->env, req->uint1);
643	break;	759	break;
644		760
		761	case REQ_ENV_TXN_CHECKPOINT:
		762	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		763	break;
		764
		765	case REQ_ENV_LOCK_DETECT:
		766	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		767	break;
		768
		769	case REQ_ENV_MEMP_SYNC:
		770	req->result = req->env->memp_sync (req->env, 0);
		771	break;
		772
		773	case REQ_ENV_MEMP_TRICKLE:
		774	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		775	break;
		776
645	case REQ_DB_OPEN:	777	case REQ_DB_OPEN:
646	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	778	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
647	break;	779	break;
648		780
649	case REQ_DB_CLOSE:	781	case REQ_DB_CLOSE:
…		…
656		788
657	case REQ_DB_SYNC:	789	case REQ_DB_SYNC:
658	req->result = req->db->sync (req->db, req->uint1);	790	req->result = req->db->sync (req->db, req->uint1);
659	break;	791	break;
660		792
		793	case REQ_DB_UPGRADE:
		794	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		795	break;
		796
661	case REQ_DB_PUT:	797	case REQ_DB_PUT:
662	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	798	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
663	break;	799	break;
664		800
665	case REQ_DB_GET:	801	case REQ_DB_GET:
…		…
672		808
673	case REQ_DB_DEL:	809	case REQ_DB_DEL:
674	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);	810	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
675	break;	811	break;
676		812
		813	case REQ_DB_KEY_RANGE:
		814	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		815	break;
		816
677	case REQ_TXN_COMMIT:	817	case REQ_TXN_COMMIT:
678	req->result = req->txn->commit (req->txn, req->uint1);	818	req->result = req->txn->commit (req->txn, req->uint1);
679	break;	819	break;
680		820
681	case REQ_TXN_ABORT:	821	case REQ_TXN_ABORT:
682	req->result = req->txn->abort (req->txn);	822	req->result = req->txn->abort (req->txn);
		823	break;
		824
		825	case REQ_TXN_FINISH:
		826	if (req->txn->flags & TXN_DEADLOCK)
		827	{
		828	req->result = req->txn->abort (req->txn);
		829	if (!req->result)
		830	req->result = DB_LOCK_DEADLOCK;
		831	}
		832	else
		833	req->result = req->txn->commit (req->txn, req->uint1);
683	break;	834	break;
684		835
685	case REQ_C_CLOSE:	836	case REQ_C_CLOSE:
686	req->result = req->dbc->c_close (req->dbc);	837	req->result = req->dbc->c_close (req->dbc);
687	break;	838	break;
…		…
708		859
709	case REQ_C_DEL:	860	case REQ_C_DEL:
710	req->result = req->dbc->c_del (req->dbc, req->uint1);	861	req->result = req->dbc->c_del (req->dbc, req->uint1);
711	break;	862	break;
712		863
		864	case REQ_SEQ_OPEN:
		865	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		866	break;
		867
		868	case REQ_SEQ_CLOSE:
		869	req->result = req->seq->close (req->seq, req->uint1);
		870	break;
		871
		872	case REQ_SEQ_GET:
		873	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		874	break;
		875
		876	case REQ_SEQ_REMOVE:
		877	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		878	break;
		879
713	default:	880	default:
714	req->result = ENOSYS;	881	req->result = ENOSYS;
715	break;	882	break;
716	}	883	}
717		884
		885	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		886	req->txn->flags \|= TXN_DEADLOCK;
		887
718	LOCK (reslock);	888	X_LOCK (reslock);
719		889
720	++npending;	890	++npending;
721		891
722	if (!reqq_push (&res_queue, req))	892	if (!reqq_push (&res_queue, req))
723	/* write a dummy byte to the pipe so fh becomes ready */	893	/* write a dummy byte to the pipe so fh becomes ready */
724	write (respipe [1], &respipe, 1);	894	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
725		895
726	self->req = 0;	896	self->req = 0;
727	worker_clear (self);	897	worker_clear (self);
728		898
729	UNLOCK (reslock);	899	X_UNLOCK (reslock);
730	}	900	}
731		901
732	quit:	902	quit:
733	LOCK (wrklock);	903	X_LOCK (wrklock);
734	worker_free (self);	904	worker_free (self);
735	UNLOCK (wrklock);	905	X_UNLOCK (wrklock);
736		906
737	return 0;	907	return 0;
738	}	908	}
739		909
740	/*****************************************************************************/	910	/*****************************************************************************/
741		911
742	static void atfork_prepare (void)	912	static void atfork_prepare (void)
743	{	913	{
744	LOCK (wrklock);	914	X_LOCK (wrklock);
745	LOCK (reqlock);	915	X_LOCK (reqlock);
746	LOCK (reslock);	916	X_LOCK (reslock);
747	}	917	}
748		918
749	static void atfork_parent (void)	919	static void atfork_parent (void)
750	{	920	{
751	UNLOCK (reslock);	921	X_UNLOCK (reslock);
752	UNLOCK (reqlock);	922	X_UNLOCK (reqlock);
753	UNLOCK (wrklock);	923	X_UNLOCK (wrklock);
754	}	924	}
755		925
756	static void atfork_child (void)	926	static void atfork_child (void)
757	{	927	{
758	aio_req prv;	928	bdb_req prv;
759		929
760	while (prv = reqq_shift (&req_queue))	930	while (prv = reqq_shift (&req_queue))
761	req_free (prv);	931	req_free (prv);
762		932
763	while (prv = reqq_shift (&res_queue))	933	while (prv = reqq_shift (&res_queue))
…		…
778	idle = 0;	948	idle = 0;
779	nreqs = 0;	949	nreqs = 0;
780	nready = 0;	950	nready = 0;
781	npending = 0;	951	npending = 0;
782		952
783	close (respipe [0]);
784	close (respipe [1]);
785	create_pipe ();	953	create_respipe ();
786		954
787	atfork_parent ();	955	atfork_parent ();
788	}	956	}
789		957
790	#define dREQ(reqtype) \	958	#define dREQ(reqtype) \
791	aio_req req; \	959	bdb_req req; \
792	int req_pri = next_pri; \	960	int req_pri = next_pri; \
793	next_pri = DEFAULT_PRI + PRI_BIAS; \	961	next_pri = DEFAULT_PRI + PRI_BIAS; \
794	\	962	\
795	if (SvOK (callback) && !SvROK (callback)) \	963	if (SvOK (callback) && !SvROK (callback)) \
796	croak ("callback must be undef or of reference type"); \	964	croak ("callback must be undef or of reference type"); \
797	\	965	\
798	Newz (0, req, 1, aio_cb); \	966	Newz (0, req, 1, bdb_cb); \
799	if (!req) \	967	if (!req) \
800	croak ("out of memory during aio_req allocation"); \	968	croak ("out of memory during bdb_req allocation"); \
801	\	969	\
802	req->callback = newSVsv (callback); \	970	req->callback = newSVsv (callback); \
803	req->type = (reqtype); \	971	req->type = (reqtype); \
804	req->pri = req_pri	972	req->pri = req_pri
805		973
806	#define REQ_SEND \	974	#define REQ_SEND \
807	req_send (req)	975	req_send (req)
808		976
809	#define SvPTR(var, arg, type, class, nullok) \	977	#define SvPTR(var, arg, type, class, nullok) \
810	if (!SvOK (arg)) \	978	if (!SvOK (arg)) \
811	{ \	979	{ \
812	if (!nullok) \	980	if (nullok != 1) \
813	croak (# var " must be a " # class " object, not undef"); \	981	croak (# var " must be a " # class " object, not undef"); \
814	\	982	\
815	(var) = 0; \	983	(var) = 0; \
816	} \	984	} \
817	else if (sv_derived_from ((arg), # class)) \	985	else if (sv_derived_from ((arg), # class)) \
818	{ \	986	{ \
819	IV tmp = SvIV ((SV*) SvRV (arg)); \	987	IV tmp = SvIV ((SV*) SvRV (arg)); \
820	(var) = INT2PTR (type, tmp); \	988	(var) = INT2PTR (type, tmp); \
821	if (!var) \	989	if (!var && nullok != 2) \
822	croak (# var " is not a valid " # class " object anymore"); \	990	croak (# var " is not a valid " # class " object anymore"); \
823	} \	991	} \
824	else \	992	else \
825	croak (# var " is not of type " # class); \	993	croak (# var " is not of type " # class); \
826	\	994	\
…		…
828	static void	996	static void
829	ptr_nuke (SV *sv)	997	ptr_nuke (SV *sv)
830	{	998	{
831	assert (SvROK (sv));	999	assert (SvROK (sv));
832	sv_setiv (SvRV (sv), 0);	1000	sv_setiv (SvRV (sv), 0);
		1001	}
		1002
		1003	static int
		1004	errno_get (pTHX_ SV sv, MAGIC mg)
		1005	{
		1006	if (*mg->mg_ptr == '!') // should always be the case
		1007	if (-30999 <= errno && errno <= -30800)
		1008	{
		1009	sv_setnv (sv, (NV)errno);
		1010	sv_setpv (sv, db_strerror (errno));
		1011	SvNOK_on (sv); /* what a wonderful hack! */
		1012	// ^^^ copied from perl sources
		1013	return 0;
		1014	}
		1015
		1016	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1017	}
		1018
		1019	static MGVTBL vtbl_errno;
		1020
		1021	// this wonderful hack :( patches perl's $! variable to support our errno values
		1022	static void
		1023	patch_errno (void)
		1024	{
		1025	SV *sv;
		1026	MAGIC *mg;
		1027
		1028	if (!(sv = get_sv ("!", 1)))
		1029	return;
		1030
		1031	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1032	return;
		1033
		1034	if (mg->mg_virtual != &PL_vtbl_sv)
		1035	return;
		1036
		1037	vtbl_errno = PL_vtbl_sv;
		1038	vtbl_errno.svt_get = errno_get;
		1039	mg->mg_virtual = &vtbl_errno;
833	}	1040	}
834		1041
835	MODULE = BDB PACKAGE = BDB	1042	MODULE = BDB PACKAGE = BDB
836		1043
837	PROTOTYPES: ENABLE	1044	PROTOTYPES: ENABLE
…		…
854	const_iv (INIT_TXN)	1061	const_iv (INIT_TXN)
855	const_iv (RECOVER)	1062	const_iv (RECOVER)
856	const_iv (INIT_TXN)	1063	const_iv (INIT_TXN)
857	const_iv (RECOVER_FATAL)	1064	const_iv (RECOVER_FATAL)
858	const_iv (CREATE)	1065	const_iv (CREATE)
		1066	const_iv (RDONLY)
859	const_iv (USE_ENVIRON)	1067	const_iv (USE_ENVIRON)
860	const_iv (USE_ENVIRON_ROOT)	1068	const_iv (USE_ENVIRON_ROOT)
861	const_iv (LOCKDOWN)	1069	const_iv (LOCKDOWN)
862	const_iv (PRIVATE)	1070	const_iv (PRIVATE)
863	const_iv (REGISTER)	1071	const_iv (REGISTER)
…		…
869	const_iv (DSYNC_DB)	1077	const_iv (DSYNC_DB)
870	const_iv (DSYNC_LOG)	1078	const_iv (DSYNC_LOG)
871	const_iv (LOG_AUTOREMOVE)	1079	const_iv (LOG_AUTOREMOVE)
872	const_iv (LOG_INMEMORY)	1080	const_iv (LOG_INMEMORY)
873	const_iv (NOLOCKING)	1081	const_iv (NOLOCKING)
874	const_iv (MULTIVERSION)
875	const_iv (NOMMAP)	1082	const_iv (NOMMAP)
876	const_iv (NOPANIC)	1083	const_iv (NOPANIC)
877	const_iv (OVERWRITE)	1084	const_iv (OVERWRITE)
878	const_iv (PANIC_ENVIRONMENT)	1085	const_iv (PANIC_ENVIRONMENT)
879	const_iv (REGION_INIT)	1086	const_iv (REGION_INIT)
880	const_iv (TIME_NOTGRANTED)	1087	const_iv (TIME_NOTGRANTED)
881	const_iv (TXN_NOSYNC)	1088	const_iv (TXN_NOSYNC)
882	const_iv (TXN_SNAPSHOT)	1089	const_iv (TXN_NOT_DURABLE)
883	const_iv (TXN_WRITE_NOSYNC)	1090	const_iv (TXN_WRITE_NOSYNC)
884	const_iv (WRITECURSOR)	1091	const_iv (WRITECURSOR)
885	const_iv (YIELDCPU)	1092	const_iv (YIELDCPU)
886	const_iv (ENCRYPT_AES)	1093	const_iv (ENCRYPT_AES)
887	const_iv (XA_CREATE)	1094	const_iv (XA_CREATE)
…		…
895	const_iv (READ_UNCOMMITTED)	1102	const_iv (READ_UNCOMMITTED)
896	const_iv (TRUNCATE)	1103	const_iv (TRUNCATE)
897	const_iv (NOSYNC)	1104	const_iv (NOSYNC)
898	const_iv (CHKSUM)	1105	const_iv (CHKSUM)
899	const_iv (ENCRYPT)	1106	const_iv (ENCRYPT)
900	const_iv (TXN_NOT_DURABLE)
901	const_iv (DUP)	1107	const_iv (DUP)
902	const_iv (DUPSORT)	1108	const_iv (DUPSORT)
903	const_iv (RECNUM)	1109	const_iv (RECNUM)
904	const_iv (RENUMBER)	1110	const_iv (RENUMBER)
905	const_iv (REVSPLITOFF)	1111	const_iv (REVSPLITOFF)
…		…
910	const_iv (GET_BOTH_RANGE)	1116	const_iv (GET_BOTH_RANGE)
911	//const_iv (SET_RECNO)	1117	//const_iv (SET_RECNO)
912	//const_iv (MULTIPLE)	1118	//const_iv (MULTIPLE)
913	const_iv (SNAPSHOT)	1119	const_iv (SNAPSHOT)
914	const_iv (JOIN_ITEM)	1120	const_iv (JOIN_ITEM)
		1121	const_iv (JOIN_NOSORT)
915	const_iv (RMW)	1122	const_iv (RMW)
916		1123
917	const_iv (NOTFOUND)	1124	const_iv (NOTFOUND)
918	const_iv (KEYEMPTY)	1125	const_iv (KEYEMPTY)
919	const_iv (LOCK_DEADLOCK)	1126	const_iv (LOCK_DEADLOCK)
…		…
930	const_iv (APPEND)	1137	const_iv (APPEND)
931	const_iv (NODUPDATA)	1138	const_iv (NODUPDATA)
932	const_iv (NOOVERWRITE)	1139	const_iv (NOOVERWRITE)
933		1140
934	const_iv (TXN_NOWAIT)	1141	const_iv (TXN_NOWAIT)
935	const_iv (TXN_SNAPSHOT)
936	const_iv (TXN_SYNC)	1142	const_iv (TXN_SYNC)
937		1143
938	const_iv (SET_LOCK_TIMEOUT)	1144	const_iv (SET_LOCK_TIMEOUT)
939	const_iv (SET_TXN_TIMEOUT)	1145	const_iv (SET_TXN_TIMEOUT)
940		1146
941	const_iv (JOIN_ITEM)
942	const_iv (FIRST)	1147	const_iv (FIRST)
943	const_iv (NEXT)	1148	const_iv (NEXT)
944	const_iv (NEXT_DUP)	1149	const_iv (NEXT_DUP)
945	const_iv (NEXT_NODUP)	1150	const_iv (NEXT_NODUP)
946	const_iv (PREV)	1151	const_iv (PREV)
…		…
952	const_iv (AFTER)	1157	const_iv (AFTER)
953	const_iv (CURRENT)	1158	const_iv (CURRENT)
954	const_iv (KEYFIRST)	1159	const_iv (KEYFIRST)
955	const_iv (KEYLAST)	1160	const_iv (KEYLAST)
956	const_iv (NODUPDATA)	1161	const_iv (NODUPDATA)
		1162
		1163	const_iv (FORCE)
		1164
		1165	const_iv (LOCK_DEFAULT)
		1166	const_iv (LOCK_EXPIRE)
		1167	const_iv (LOCK_MAXLOCKS)
		1168	const_iv (LOCK_MAXWRITE)
		1169	const_iv (LOCK_MINLOCKS)
		1170	const_iv (LOCK_MINWRITE)
		1171	const_iv (LOCK_OLDEST)
		1172	const_iv (LOCK_RANDOM)
		1173	const_iv (LOCK_YOUNGEST)
		1174
		1175	const_iv (SEQ_DEC)
		1176	const_iv (SEQ_INC)
		1177	const_iv (SEQ_WRAP)
		1178
		1179	const_iv (BUFFER_SMALL)
		1180	const_iv (DONOTINDEX)
		1181	const_iv (KEYEMPTY )
		1182	const_iv (KEYEXIST )
		1183	const_iv (LOCK_DEADLOCK)
		1184	const_iv (LOCK_NOTGRANTED)
		1185	const_iv (LOG_BUFFER_FULL)
		1186	const_iv (NOSERVER)
		1187	const_iv (NOSERVER_HOME)
		1188	const_iv (NOSERVER_ID)
		1189	const_iv (NOTFOUND)
		1190	const_iv (PAGE_NOTFOUND)
		1191	const_iv (REP_DUPMASTER)
		1192	const_iv (REP_HANDLE_DEAD)
		1193	const_iv (REP_HOLDELECTION)
		1194	const_iv (REP_IGNORE)
		1195	const_iv (REP_ISPERM)
		1196	const_iv (REP_JOIN_FAILURE)
		1197	const_iv (REP_LOCKOUT)
		1198	const_iv (REP_NEWMASTER)
		1199	const_iv (REP_NEWSITE)
		1200	const_iv (REP_NOTPERM)
		1201	const_iv (REP_UNAVAIL)
		1202	const_iv (RUNRECOVERY)
		1203	const_iv (SECONDARY_BAD)
		1204	const_iv (VERIFY_BAD)
		1205	const_iv (VERSION_MISMATCH)
		1206
		1207	const_iv (VERB_DEADLOCK)
		1208	const_iv (VERB_RECOVERY)
		1209	const_iv (VERB_REGISTER)
		1210	const_iv (VERB_REPLICATION)
		1211	const_iv (VERB_WAITSFOR)
		1212
		1213	const_iv (VERSION_MAJOR)
		1214	const_iv (VERSION_MINOR)
		1215	const_iv (VERSION_PATCH)
		1216	#if DB_VERSION_MINOR >= 5
		1217	const_iv (MULTIVERSION)
		1218	const_iv (TXN_SNAPSHOT)
		1219	#endif
		1220	#if DB_VERSION_MINOR >= 6
		1221	const_iv (PREV_DUP)
		1222	const_iv (PRIORITY_UNCHANGED)
		1223	const_iv (PRIORITY_VERY_LOW)
		1224	const_iv (PRIORITY_LOW)
		1225	const_iv (PRIORITY_DEFAULT)
		1226	const_iv (PRIORITY_HIGH)
		1227	const_iv (PRIORITY_VERY_HIGH)
		1228	#endif
957	};	1229	};
958		1230
959	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1231	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
960	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1232	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
961		1233
962	create_pipe ();	1234	newCONSTSUB (stash, "VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));
		1235	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1236
		1237	create_respipe ();
		1238
963	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	1239	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		1240	patch_errno ();
964	}	1241	}
965		1242
966	void	1243	void
967	max_poll_reqs (int nreqs)	1244	max_poll_reqs (int nreqs)
968	PROTOTYPE: $	1245	PROTOTYPE: $
…		…
1087		1364
1088	int	1365	int
1089	nthreads ()	1366	nthreads ()
1090	PROTOTYPE:	1367	PROTOTYPE:
1091	CODE:	1368	CODE:
1092	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1369	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1093	RETVAL = started;	1370	RETVAL = started;
1094	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1371	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1095	OUTPUT:	1372	OUTPUT:
1096	RETVAL	1373	RETVAL
1097		1374
1098	void	1375	void
1099	set_sync_prepare (SV *cb)	1376	set_sync_prepare (SV *cb)
1100	PROTOTYPE: &	1377	PROTOTYPE: &
1101	CODE:	1378	CODE:
1102	SvREFCNT_dec (prepare_cb);	1379	SvREFCNT_dec (prepare_cb);
1103	prepare_cb = newSVsv (cb);	1380	prepare_cb = newSVsv (cb);
		1381
		1382	char *
		1383	strerror (int errorno = errno)
		1384	PROTOTYPE: ;$
		1385	CODE:
		1386	RETVAL = db_strerror (errorno);
		1387	OUTPUT:
		1388	RETVAL
		1389
		1390	void _on_next_submit (SV *cb)
		1391	CODE:
		1392	SvREFCNT_dec (on_next_submit);
		1393	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1104		1394
1105	DB_ENV *	1395	DB_ENV *
1106	db_env_create (U32 env_flags = 0)	1396	db_env_create (U32 env_flags = 0)
1107	CODE:	1397	CODE:
1108	{	1398	{
1109	errno = db_env_create (&RETVAL, env_flags);	1399	errno = db_env_create (&RETVAL, env_flags);
1110	if (errno)	1400	if (errno)
1111	croak ("db_env_create: %s", db_strerror (errno));	1401	croak ("db_env_create: %s", db_strerror (errno));
		1402
		1403	if (0)
		1404	{
		1405	RETVAL->set_errcall (RETVAL, debug_errcall);
		1406	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1407	}
1112	}	1408	}
1113	OUTPUT:	1409	OUTPUT:
1114	RETVAL	1410	RETVAL
1115		1411
1116	void	1412	void
1117	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)	1413	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)
1118	CODE:	1414	CODE:
1119	{	1415	{
1120	dREQ (REQ_ENV_OPEN);	1416	dREQ (REQ_ENV_OPEN);
		1417
1121	req->env = env;	1418	req->env = env;
1122	req->uint1 = open_flags \| DB_THREAD;	1419	req->uint1 = open_flags \| DB_THREAD;
1123	req->int1 = mode;	1420	req->int1 = mode;
1124	req->buf1 = strdup_ornull (db_home);	1421	req->buf1 = strdup_ornull (db_home);
1125	REQ_SEND;	1422	REQ_SEND;
…		…
1134	req->uint1 = flags;	1431	req->uint1 = flags;
1135	REQ_SEND;	1432	REQ_SEND;
1136	ptr_nuke (ST (0));	1433	ptr_nuke (ST (0));
1137	}	1434	}
1138		1435
		1436	void
		1437	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = &PL_sv_undef)
		1438	CODE:
		1439	{
		1440	dREQ (REQ_ENV_TXN_CHECKPOINT);
		1441	req->env = env;
		1442	req->uint1 = kbyte;
		1443	req->int1 = min;
		1444	req->uint2 = flags;
		1445	REQ_SEND;
		1446	}
		1447
		1448	void
		1449	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = &PL_sv_undef)
		1450	CODE:
		1451	{
		1452	dREQ (REQ_ENV_LOCK_DETECT);
		1453	req->env = env;
		1454	req->uint1 = flags;
		1455	req->uint2 = atype;
		1456	REQ_SEND;
		1457	}
		1458
		1459	void
		1460	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = &PL_sv_undef)
		1461	CODE:
		1462	{
		1463	dREQ (REQ_ENV_MEMP_SYNC);
		1464	req->env = env;
		1465	REQ_SEND;
		1466	}
		1467
		1468	void
		1469	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = &PL_sv_undef)
		1470	CODE:
		1471	{
		1472	dREQ (REQ_ENV_MEMP_TRICKLE);
		1473	req->env = env;
		1474	req->int1 = percent;
		1475	REQ_SEND;
		1476	}
		1477
		1478
1139	DB *	1479	DB *
1140	db_create (DB_ENV *env = 0, U32 flags = 0)	1480	db_create (DB_ENV *env = 0, U32 flags = 0)
1141	CODE:	1481	CODE:
1142	{	1482	{
1143	errno = db_create (&RETVAL, env, flags);	1483	errno = db_create (&RETVAL, env, flags);
…		…
1149	}	1489	}
1150	OUTPUT:	1490	OUTPUT:
1151	RETVAL	1491	RETVAL
1152		1492
1153	void	1493	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)	1494	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)
1155	CODE:	1495	CODE:
1156	{	1496	{
1157	dREQ (REQ_DB_OPEN);	1497	dREQ (REQ_DB_OPEN);
1158	req->db = db;	1498	req->db = db;
1159	req->txn = txnid;	1499	req->txn = txnid;
…		…
1199	req->uint1 = flags;	1539	req->uint1 = flags;
1200	REQ_SEND;	1540	REQ_SEND;
1201	}	1541	}
1202		1542
1203	void	1543	void
		1544	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = &PL_sv_undef)
		1545	CODE:
		1546	{
		1547	dREQ (REQ_DB_SYNC);
		1548	req->db = db;
		1549	req->buf1 = strdup (file);
		1550	req->uint1 = flags;
		1551	REQ_SEND;
		1552	}
		1553
		1554	void
		1555	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = &PL_sv_undef)
		1556	CODE:
		1557	{
		1558	dREQ (REQ_DB_KEY_RANGE);
		1559	req->db = db;
		1560	req->txn = txn;
		1561	sv_to_dbt (&req->dbt1, key);
		1562	req->uint1 = flags;
		1563	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
		1564	REQ_SEND;
		1565	}
		1566
		1567	void
1204	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1568	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
1205	CODE:	1569	CODE:
1206	{	1570	{
1207	dREQ (REQ_DB_PUT);	1571	dREQ (REQ_DB_PUT);
1208	req->db = db;	1572	req->db = db;
…		…
1214	}	1578	}
1215		1579
1216	void	1580	void
1217	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1581	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
1218	CODE:	1582	CODE:
		1583	if (SvREADONLY (data))
		1584	croak ("can't modify read-only data scalar in db_get");
1219	{	1585	{
1220	dREQ (REQ_DB_GET);	1586	dREQ (REQ_DB_GET);
1221	req->db = db;	1587	req->db = db;
1222	req->txn = txn;	1588	req->txn = txn;
1223	req->uint1 = flags;	1589	req->uint1 = flags;
…		…
1228	}	1594	}
1229		1595
1230	void	1596	void
1231	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1597	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
1232	CODE:	1598	CODE:
		1599	if (SvREADONLY (data))
		1600	croak ("can't modify read-only data scalar in db_pget");
1233	{	1601	{
1234	dREQ (REQ_DB_PGET);	1602	dREQ (REQ_DB_PGET);
1235	req->db = db;	1603	req->db = db;
1236	req->txn = txn;	1604	req->txn = txn;
1237	req->uint1 = flags;	1605	req->uint1 = flags;
…		…
1274	REQ_SEND;	1642	REQ_SEND;
1275	ptr_nuke (ST (0));	1643	ptr_nuke (ST (0));
1276	}	1644	}
1277		1645
1278	void	1646	void
		1647	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)
		1648	CODE:
		1649	{
		1650	dREQ (REQ_TXN_FINISH);
		1651	req->txn = txn;
		1652	req->uint1 = flags;
		1653	REQ_SEND;
		1654	ptr_nuke (ST (0));
		1655	}
		1656
		1657	void
1279	db_c_close (DBC dbc, SV callback = &PL_sv_undef)	1658	db_c_close (DBC dbc, SV callback = &PL_sv_undef)
1280	CODE:	1659	CODE:
1281	{	1660	{
1282	dREQ (REQ_C_CLOSE);	1661	dREQ (REQ_C_CLOSE);
1283	req->dbc = dbc;	1662	req->dbc = dbc;
…		…
1369	req->uint1 = flags;	1748	req->uint1 = flags;
1370	REQ_SEND;	1749	REQ_SEND;
1371	}	1750	}
1372		1751
1373		1752
		1753	void
		1754	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = &PL_sv_undef)
		1755	CODE:
		1756	{
		1757	dREQ (REQ_SEQ_OPEN);
		1758	req->seq = seq;
		1759	req->txn = txnid;
		1760	req->uint1 = flags \| DB_THREAD;
		1761	sv_to_dbt (&req->dbt1, key);
		1762	REQ_SEND;
		1763	}
		1764
		1765	void
		1766	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = &PL_sv_undef)
		1767	CODE:
		1768	{
		1769	dREQ (REQ_SEQ_CLOSE);
		1770	req->seq = seq;
		1771	req->uint1 = flags;
		1772	REQ_SEND;
		1773	ptr_nuke (ST (0));
		1774	}
		1775
		1776	void
		1777	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = &PL_sv_undef)
		1778	CODE:
		1779	{
		1780	dREQ (REQ_SEQ_GET);
		1781	req->seq = seq;
		1782	req->txn = txnid;
		1783	req->int1 = delta;
		1784	req->uint1 = flags;
		1785	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
		1786	REQ_SEND;
		1787	}
		1788
		1789	void
		1790	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
		1791	CODE:
		1792	{
		1793	dREQ (REQ_SEQ_REMOVE);
		1794	req->seq = seq;
		1795	req->txn = txnid;
		1796	req->uint1 = flags;
		1797	REQ_SEND;
		1798	}
		1799
		1800
1374	MODULE = BDB PACKAGE = BDB::Env	1801	MODULE = BDB PACKAGE = BDB::Env
1375		1802
1376	void	1803	void
1377	DESTROY (DB_ENV_ornull *env)	1804	DESTROY (DB_ENV_ornuked *env)
1378	CODE:	1805	CODE:
1379	if (env)	1806	if (env)
1380	env->close (env, 0);	1807	env->close (env, 0);
1381		1808
		1809	int set_data_dir (DB_ENV env, const char dir)
		1810	CODE:
		1811	RETVAL = env->set_data_dir (env, dir);
		1812	OUTPUT:
		1813	RETVAL
		1814
		1815	int set_tmp_dir (DB_ENV env, const char dir)
		1816	CODE:
		1817	RETVAL = env->set_tmp_dir (env, dir);
		1818	OUTPUT:
		1819	RETVAL
		1820
		1821	int set_lg_dir (DB_ENV env, const char dir)
		1822	CODE:
		1823	RETVAL = env->set_lg_dir (env, dir);
		1824	OUTPUT:
		1825	RETVAL
		1826
		1827	int set_shm_key (DB_ENV *env, long shm_key)
		1828	CODE:
		1829	RETVAL = env->set_shm_key (env, shm_key);
		1830	OUTPUT:
		1831	RETVAL
		1832
1382	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)	1833	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)
1383	CODE:	1834	CODE:
1384	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	1835	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1385	OUTPUT:	1836	OUTPUT:
1386	RETVAL	1837	RETVAL
1387		1838
1388	int set_flags (DB_ENV *env, U32 flags, int onoff)	1839	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1389	CODE:	1840	CODE:
1390	RETVAL = env->set_flags (env, flags, onoff);	1841	RETVAL = env->set_flags (env, flags, onoff);
1391	OUTPUT:	1842	OUTPUT:
1392	RETVAL	1843	RETVAL
1393		1844
		1845	void set_errfile (DB_ENV env, FILE errfile = 0)
		1846	CODE:
		1847	env->set_errfile (env, errfile);
		1848
		1849	void set_msgfile (DB_ENV env, FILE msgfile = 0)
		1850	CODE:
		1851	env->set_msgfile (env, msgfile);
		1852
		1853	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
		1854	CODE:
		1855	RETVAL = env->set_verbose (env, which, onoff);
		1856	OUTPUT:
		1857	RETVAL
		1858
1394	int set_encrypt (DB_ENV env, const char password, U32 flags = 0)	1859	int set_encrypt (DB_ENV env, const char password, U32 flags = 0)
1395	CODE:	1860	CODE:
1396	RETVAL = env->set_encrypt (env, password, flags);	1861	RETVAL = env->set_encrypt (env, password, flags);
1397	OUTPUT:	1862	OUTPUT:
1398	RETVAL	1863	RETVAL
1399		1864
1400	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	1865	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1401	CODE:	1866	CODE:
1402	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	1867	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1403	OUTPUT:	1868	OUTPUT:
		1869	RETVAL
		1870
		1871	int set_mp_max_openfd (DB_ENV *env, int maxopenfd);
		1872	CODE:
		1873	RETVAL = env->set_mp_max_openfd (env, maxopenfd);
		1874	OUTPUT:
		1875	RETVAL
		1876
		1877	int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep);
		1878	CODE:
		1879	RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep);
		1880	OUTPUT:
		1881	RETVAL
		1882
		1883	int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb)
		1884	CODE:
		1885	RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
		1886	OUTPUT:
		1887	RETVAL
		1888
		1889	int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
		1890	CODE:
		1891	RETVAL = env->set_lk_detect (env, detect);
		1892	OUTPUT:
		1893	RETVAL
		1894
		1895	int set_lk_max_lockers (DB_ENV *env, U32 max)
		1896	CODE:
		1897	RETVAL = env->set_lk_max_lockers (env, max);
		1898	OUTPUT:
		1899	RETVAL
		1900
		1901	int set_lk_max_locks (DB_ENV *env, U32 max)
		1902	CODE:
		1903	RETVAL = env->set_lk_max_locks (env, max);
		1904	OUTPUT:
		1905	RETVAL
		1906
		1907	int set_lk_max_objects (DB_ENV *env, U32 max)
		1908	CODE:
		1909	RETVAL = env->set_lk_max_objects (env, max);
		1910	OUTPUT:
		1911	RETVAL
		1912
		1913	int set_lg_bsize (DB_ENV *env, U32 max)
		1914	CODE:
		1915	RETVAL = env->set_lg_bsize (env, max);
		1916	OUTPUT:
		1917	RETVAL
		1918
		1919	int set_lg_max (DB_ENV *env, U32 max)
		1920	CODE:
		1921	RETVAL = env->set_lg_max (env, max);
		1922	OUTPUT:
		1923	RETVAL
		1924
		1925	int mutex_set_max (DB_ENV *env, U32 max)
		1926	CODE:
		1927	RETVAL = env->mutex_set_max (env, max);
		1928	OUTPUT:
		1929	RETVAL
		1930
		1931	int mutex_set_increment (DB_ENV *env, U32 increment)
		1932	CODE:
		1933	RETVAL = env->mutex_set_increment (env, increment);
		1934	OUTPUT:
		1935	RETVAL
		1936
		1937	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		1938	CODE:
		1939	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		1940	OUTPUT:
		1941	RETVAL
		1942
		1943	int mutex_set_align (DB_ENV *env, U32 align)
		1944	CODE:
		1945	RETVAL = env->mutex_set_align (env, align);
		1946	OUTPUT:
1404	RETVAL	1947	RETVAL
1405		1948
1406	DB_TXN *	1949	DB_TXN *
1407	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)	1950	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
1408	CODE:	1951	CODE:
…		…
1413	RETVAL	1956	RETVAL
1414		1957
1415	MODULE = BDB PACKAGE = BDB::Db	1958	MODULE = BDB PACKAGE = BDB::Db
1416		1959
1417	void	1960	void
1418	DESTROY (DB_ornull *db)	1961	DESTROY (DB_ornuked *db)
1419	CODE:	1962	CODE:
1420	if (db)	1963	if (db)
1421	{	1964	{
1422	SV env = (SV )db->app_private;	1965	SV env = (SV )db->app_private;
1423	db->close (db, 0);	1966	db->close (db, 0);
…		…
1428	CODE:	1971	CODE:
1429	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	1972	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1430	OUTPUT:	1973	OUTPUT:
1431	RETVAL	1974	RETVAL
1432		1975
1433	int set_flags (DB *db, U32 flags);	1976	int set_flags (DB *db, U32 flags)
1434	CODE:	1977	CODE:
1435	RETVAL = db->set_flags (db, flags);	1978	RETVAL = db->set_flags (db, flags);
1436	OUTPUT:	1979	OUTPUT:
1437	RETVAL	1980	RETVAL
1438		1981
…		…
1446	CODE:	1989	CODE:
1447	RETVAL = db->set_lorder (db, lorder);	1990	RETVAL = db->set_lorder (db, lorder);
1448	OUTPUT:	1991	OUTPUT:
1449	RETVAL	1992	RETVAL
1450		1993
1451
1452	int set_bt_minkey (DB *db, U32 minkey)	1994	int set_bt_minkey (DB *db, U32 minkey)
1453	CODE:	1995	CODE:
1454	RETVAL = db->set_bt_minkey (db, minkey);	1996	RETVAL = db->set_bt_minkey (db, minkey);
1455	OUTPUT:	1997	OUTPUT:
1456	RETVAL	1998	RETVAL
1457		1999
1458	int set_re_delim(DB *db, int delim);	2000	int set_re_delim (DB *db, int delim)
1459	CODE:	2001	CODE:
1460	RETVAL = db->set_re_delim (db, delim);	2002	RETVAL = db->set_re_delim (db, delim);
1461	OUTPUT:	2003	OUTPUT:
1462	RETVAL	2004	RETVAL
1463		2005
…		…
1504	if (errno)	2046	if (errno)
1505	croak ("DB->cursor: %s", db_strerror (errno));	2047	croak ("DB->cursor: %s", db_strerror (errno));
1506	OUTPUT:	2048	OUTPUT:
1507	RETVAL	2049	RETVAL
1508		2050
		2051	DB_SEQUENCE *
		2052	sequence (DB *db, U32 flags = 0)
		2053	CODE:
		2054	{
		2055	errno = db_sequence_create (&RETVAL, db, flags);
		2056	if (errno)
		2057	croak ("db_sequence_create: %s", db_strerror (errno));
		2058	}
		2059	OUTPUT:
		2060	RETVAL
		2061
1509		2062
1510	MODULE = BDB PACKAGE = BDB::Txn	2063	MODULE = BDB PACKAGE = BDB::Txn
1511		2064
1512	void	2065	void
1513	DESTROY (DB_TXN_ornull *txn)	2066	DESTROY (DB_TXN_ornuked *txn)
1514	CODE:	2067	CODE:
1515	if (txn)	2068	if (txn)
1516	txn->abort (txn);	2069	txn->abort (txn);
1517		2070
1518	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2071	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1519	CODE:	2072	CODE:
1520	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2073	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1521	OUTPUT:	2074	OUTPUT:
1522	RETVAL	2075	RETVAL
1523		2076
		2077	int failed (DB_TXN *txn)
		2078	CODE:
		2079	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2080	OUTPUT:
		2081	RETVAL
		2082
1524		2083
1525	MODULE = BDB PACKAGE = BDB::Cursor	2084	MODULE = BDB PACKAGE = BDB::Cursor
1526		2085
1527	void	2086	void
1528	DESTROY (DBC_ornull *dbc)	2087	DESTROY (DBC_ornuked *dbc)
1529	CODE:	2088	CODE:
1530	if (dbc)	2089	if (dbc)
1531	dbc->c_close (dbc);	2090	dbc->c_close (dbc);
1532		2091
		2092	#if DB_VERSION_MINOR >= 6
		2093
		2094	int set_priority (DBC *dbc, int priority)
		2095	CODE:
		2096	dbc->set_priority (dbc, priority);
		2097
		2098	#endif
		2099
		2100	MODULE = BDB PACKAGE = BDB::Sequence
		2101
		2102	void
		2103	DESTROY (DB_SEQUENCE_ornuked *seq)
		2104	CODE:
		2105	if (seq)
		2106	seq->close (seq, 0);
		2107
		2108	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
		2109	CODE:
		2110	RETVAL = seq->initial_value (seq, value);
		2111	OUTPUT:
		2112	RETVAL
		2113
		2114	int set_cachesize (DB_SEQUENCE *seq, U32 size)
		2115	CODE:
		2116	RETVAL = seq->set_cachesize (seq, size);
		2117	OUTPUT:
		2118	RETVAL
		2119
		2120	int set_flags (DB_SEQUENCE *seq, U32 flags)
		2121	CODE:
		2122	RETVAL = seq->set_flags (seq, flags);
		2123	OUTPUT:
		2124	RETVAL
		2125
		2126	int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max)
		2127	CODE:
		2128	RETVAL = seq->set_range (seq, min, max);
		2129	OUTPUT:
		2130	RETVAL
		2131
		2132

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Comparing BDB/BDB.xs (file contents): Revision 1.7 by root, Thu Feb 8 22:14:01 2007 UTC vs. Revision 1.38 by root, Wed May 21 19:13:43 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 1.38 by root, Wed May 21 19:13:43 2008 UTC