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

Comparing BDB/BDB.xs (file contents):
Revision 1.3 by root, Mon Feb 5 22:19:07 2007 UTC vs.
Revision 1.29 by root, Tue Dec 25 14:23:21 2007 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
39	# define WORDACCESS_UNSAFE 0
40	# else
41	# define WORDACCESS_UNSAFE 1
42	# endif
43	#endif
44		44
45	typedef SV SV8; /* byte-sv, used for argument-checking */	45	typedef SV SV8; /* byte-sv, used for argument-checking */
46	typedef char *octetstring;	46	typedef char *octetstring;
47		47
48	static SV *prepare_cb;	48	static SV *prepare_cb;
49		49
		50	#if DB_VERSION_MINOR >= 6
		51	# define c_close close
		52	# define c_count count
		53	# define c_del del
		54	# define c_dup dup
		55	# define c_get get
		56	# define c_pget pget
		57	# define c_put put
		58	#endif
		59
		60	static void
		61	debug_errcall (const DB_ENV dbenv, const char errpfx, const char *msg)
		62	{
		63	printf ("err[%s]\n", msg);
		64	}
		65
		66	static void
		67	debug_msgcall (const DB_ENV dbenv, const char msg)
		68	{
		69	printf ("msg[%s]\n", msg);
		70	}
		71
50	static inline char *	72	static char *
51	strdup_ornull (const char *s)	73	strdup_ornull (const char *s)
52	{	74	{
53	return s ? strdup (s) : 0;	75	return s ? strdup (s) : 0;
54	}	76	}
55		77
		78	static void
		79	sv_to_dbt (DBT dbt, SV sv)
		80	{
		81	STRLEN len;
		82	char *data = SvPVbyte (sv, len);
		83
		84	dbt->data = malloc (len);
		85	memcpy (dbt->data, data, len);
		86	dbt->size = len;
		87	dbt->flags = DB_DBT_REALLOC;
		88	}
		89
		90	static void
		91	dbt_to_sv (SV sv, DBT dbt)
		92	{
		93	if (sv)
		94	{
		95	SvREADONLY_off (sv);
		96	sv_setpvn_mg (sv, dbt->data, dbt->size);
		97	SvREFCNT_dec (sv);
		98	}
		99
		100	free (dbt->data);
		101	}
		102
56	enum {	103	enum {
57	REQ_QUIT,	104	REQ_QUIT,
58	REQ_ENV_OPEN, REQ_ENV_CLOSE,	105	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
		106	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,
59	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_PUT,	107	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
		108	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
		109	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
		110	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
		111	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
60	};	112	};
61		113
62	typedef struct aio_cb	114	typedef struct bdb_cb
63	{	115	{
64	struct aio_cb *volatile next;	116	struct bdb_cb *volatile next;
65	SV *callback;	117	SV *callback;
66	int type, pri, result;	118	int type, pri, result;
67		119
68	DB_ENV *env;	120	DB_ENV *env;
69	DB *db;	121	DB *db;
70	DB_TXN *txn;	122	DB_TXN *txn;
71	DBC *cursor;	123	DBC *dbc;
		124
		125	UV uv1;
72	int int1, int2;	126	int int1, int2;
73	U32 uint1, uint2;	127	U32 uint1, uint2;
74	char buf1, buf2;	128	char buf1, buf2;
		129	SV sv1, sv2, *sv3;
75		130
76	DBT dbt1, dbt2, dbt3;	131	DBT dbt1, dbt2, dbt3;
77	} aio_cb;	132	DB_KEY_RANGE key_range;
		133	DB_SEQUENCE *seq;
		134	db_seq_t seq_t;
		135	} bdb_cb;
78		136
79	typedef aio_cb *aio_req;	137	typedef bdb_cb *bdb_req;
80		138
81	enum {	139	enum {
82	PRI_MIN = -4,	140	PRI_MIN = -4,
83	PRI_MAX = 4,	141	PRI_MAX = 4,
84		142
101		159
102	static int next_pri = DEFAULT_PRI + PRI_BIAS;	160	static int next_pri = DEFAULT_PRI + PRI_BIAS;
103		161
104	static unsigned int started, idle, wanted;	162	static unsigned int started, idle, wanted;
105		163
106	#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
107	# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
108	#else
109	# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
110	#endif
111
112	#define LOCK(mutex) pthread_mutex_lock (&(mutex))
113	#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
114
115	/* worker threads management */	164	/* worker threads management */
116	static pthread_mutex_t wrklock = AIO_MUTEX_INIT;	165	static mutex_t wrklock = X_MUTEX_INIT;
117		166
118	typedef struct worker {	167	typedef struct worker {
119	/* locked by wrklock */	168	/* locked by wrklock */
120	struct worker prev, next;	169	struct worker prev, next;
121		170
122	pthread_t tid;	171	thread_t tid;
123		172
124	/* locked by reslock, reqlock or wrklock */	173	/* locked by reslock, reqlock or wrklock */
125	aio_req req; /* currently processed request */	174	bdb_req req; /* currently processed request */
126	void *dbuf;	175	void *dbuf;
127	DIR *dirp;	176	DIR *dirp;
128	} worker;	177	} worker;
129		178
130	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	179	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
142	}	191	}
143		192
144	static volatile unsigned int nreqs, nready, npending;	193	static volatile unsigned int nreqs, nready, npending;
145	static volatile unsigned int max_idle = 4;	194	static volatile unsigned int max_idle = 4;
146	static volatile unsigned int max_outstanding = 0xffffffff;	195	static volatile unsigned int max_outstanding = 0xffffffff;
147	static int respipe [2];	196	static int respipe_osf [2], respipe [2] = { -1, -1 };
148		197
149	static pthread_mutex_t reslock = AIO_MUTEX_INIT;	198	static mutex_t reslock = X_MUTEX_INIT;
150	static pthread_mutex_t reqlock = AIO_MUTEX_INIT;	199	static mutex_t reqlock = X_MUTEX_INIT;
151	static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER;	200	static cond_t reqwait = X_COND_INIT;
152		201
153	#if WORDACCESS_UNSAFE	202	#if WORDACCESS_UNSAFE
154		203
155	static unsigned int get_nready ()	204	static unsigned int get_nready ()
156	{	205	{
157	unsigned int retval;	206	unsigned int retval;
158		207
159	LOCK (reqlock);	208	X_LOCK (reqlock);
160	retval = nready;	209	retval = nready;
161	UNLOCK (reqlock);	210	X_UNLOCK (reqlock);
162		211
163	return retval;	212	return retval;
164	}	213	}
165		214
166	static unsigned int get_npending ()	215	static unsigned int get_npending ()
167	{	216	{
168	unsigned int retval;	217	unsigned int retval;
169		218
170	LOCK (reslock);	219	X_LOCK (reslock);
171	retval = npending;	220	retval = npending;
172	UNLOCK (reslock);	221	X_UNLOCK (reslock);
173		222
174	return retval;	223	return retval;
175	}	224	}
176		225
177	static unsigned int get_nthreads ()	226	static unsigned int get_nthreads ()
178	{	227	{
179	unsigned int retval;	228	unsigned int retval;
180		229
181	LOCK (wrklock);	230	X_LOCK (wrklock);
182	retval = started;	231	retval = started;
183	UNLOCK (wrklock);	232	X_UNLOCK (wrklock);
184		233
185	return retval;	234	return retval;
186	}	235	}
187		236
188	#else	237	#else
…		…
197	* a somewhat faster data structure might be nice, but	246	* a somewhat faster data structure might be nice, but
198	* with 8 priorities this actually needs <20 insns	247	* with 8 priorities this actually needs <20 insns
199	* per shift, the most expensive operation.	248	* per shift, the most expensive operation.
200	*/	249	*/
201	typedef struct {	250	typedef struct {
202	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	251	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
203	int size;	252	int size;
204	} reqq;	253	} reqq;
205		254
206	static reqq req_queue;	255	static reqq req_queue;
207	static reqq res_queue;	256	static reqq res_queue;
208		257
209	int reqq_push (reqq *q, aio_req req)	258	int reqq_push (reqq *q, bdb_req req)
210	{	259	{
211	int pri = req->pri;	260	int pri = req->pri;
212	req->next = 0;	261	req->next = 0;
213		262
214	if (q->qe[pri])	263	if (q->qe[pri])
…		…
220	q->qe[pri] = q->qs[pri] = req;	269	q->qe[pri] = q->qs[pri] = req;
221		270
222	return q->size++;	271	return q->size++;
223	}	272	}
224		273
225	aio_req reqq_shift (reqq *q)	274	bdb_req reqq_shift (reqq *q)
226	{	275	{
227	int pri;	276	int pri;
228		277
229	if (!q->size)	278	if (!q->size)
230	return 0;	279	return 0;
231		280
232	--q->size;	281	--q->size;
233		282
234	for (pri = NUM_PRI; pri--; )	283	for (pri = NUM_PRI; pri--; )
235	{	284	{
236	aio_req req = q->qs[pri];	285	bdb_req req = q->qs[pri];
237		286
238	if (req)	287	if (req)
239	{	288	{
240	if (!(q->qs[pri] = req->next))	289	if (!(q->qs[pri] = req->next))
241	q->qe[pri] = 0;	290	q->qe[pri] = 0;
…		…
246		295
247	abort ();	296	abort ();
248	}	297	}
249		298
250	static int poll_cb ();	299	static int poll_cb ();
251	static void req_free (aio_req req);	300	static void req_free (bdb_req req);
252	static void req_cancel (aio_req req);	301	static void req_cancel (bdb_req req);
253		302
254	static int req_invoke (aio_req req)	303	static int req_invoke (bdb_req req)
255	{	304	{
256	dSP;	305	dSP;
257		306
258	if (SvOK (req->callback))	307	if (SvOK (req->callback))
259	{	308	{
260	ENTER;	309	ENTER;
261	SAVETMPS;	310	SAVETMPS;
262	PUSHMARK (SP);	311	PUSHMARK (SP);
263	EXTEND (SP, 1);
264		312
265	switch (req->type)	313	switch (req->type)
266	{	314	{
		315	case REQ_DB_CLOSE:
		316	SvREFCNT_dec (req->sv1);
		317	break;
		318
		319	case REQ_DB_GET:
		320	case REQ_DB_PGET:
		321	dbt_to_sv (req->sv3, &req->dbt3);
		322	break;
		323
		324	case REQ_C_GET:
		325	case REQ_C_PGET:
		326	dbt_to_sv (req->sv1, &req->dbt1);
		327	dbt_to_sv (req->sv2, &req->dbt2);
		328	dbt_to_sv (req->sv3, &req->dbt3);
		329	break;
		330
		331	case REQ_DB_PUT:
		332	case REQ_C_PUT:
		333	dbt_to_sv (0, &req->dbt1);
		334	dbt_to_sv (0, &req->dbt2);
		335	break;
		336
		337	case REQ_DB_KEY_RANGE:
		338	{
		339	AV *av = newAV ();
		340
		341	av_push (av, newSVnv (req->key_range.less));
		342	av_push (av, newSVnv (req->key_range.equal));
		343	av_push (av, newSVnv (req->key_range.greater));
		344
		345	SvREADONLY_off (req->sv1);
		346	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		347	SvREFCNT_dec (req->sv1);
		348	}
		349	break;
		350
		351	case REQ_SEQ_GET:
		352	SvREADONLY_off (req->sv1);
		353
		354	if (sizeof (IV) > 4)
		355	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		356	else
		357	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		358
		359	SvREFCNT_dec (req->sv1);
		360	break;
267	}	361	}
268		362
269	errno = req->result;	363	errno = req->result;
270		364
271	PUTBACK;	365	PUTBACK;
…		…
277	}	371	}
278		372
279	return !SvTRUE (ERRSV);	373	return !SvTRUE (ERRSV);
280	}	374	}
281		375
282	static void req_free (aio_req req)	376	static void req_free (bdb_req req)
283	{	377	{
284	free (req->buf1);	378	free (req->buf1);
285	free (req->buf2);	379	free (req->buf2);
286	Safefree (req);	380	Safefree (req);
287	}	381	}
288		382
289	static void aio_proc (void arg);	383	#ifdef USE_SOCKETS_AS_HANDLES
		384	# define TO_SOCKET(x) (win32_get_osfhandle (x))
		385	#else
		386	# define TO_SOCKET(x) (x)
		387	#endif
		388
		389	static void
		390	create_respipe ()
		391	{
		392	#ifdef _WIN32
		393	int arg; /* argg */
		394	#endif
		395	int old_readfd = respipe [0];
		396
		397	if (respipe [1] >= 0)
		398	respipe_close (TO_SOCKET (respipe [1]));
		399
		400	#ifdef _WIN32
		401	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
		402	#else
		403	if (pipe (respipe))
		404	#endif
		405	croak ("unable to initialize result pipe");
		406
		407	if (old_readfd >= 0)
		408	{
		409	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		410	croak ("unable to initialize result pipe(2)");
		411
		412	respipe_close (respipe [0]);
		413	respipe [0] = old_readfd;
		414	}
		415
		416	#ifdef _WIN32
		417	arg = 1;
		418	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		419	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		420	#else
		421	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		422	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		423	#endif
		424	croak ("unable to initialize result pipe(3)");
		425
		426	respipe_osf [0] = TO_SOCKET (respipe [0]);
		427	respipe_osf [1] = TO_SOCKET (respipe [1]);
		428	}
		429
		430	X_THREAD_PROC (bdb_proc);
290		431
291	static void start_thread (void)	432	static void start_thread (void)
292	{	433	{
293	sigset_t fullsigset, oldsigset;
294	pthread_attr_t attr;
295
296	worker *wrk = calloc (1, sizeof (worker));	434	worker *wrk = calloc (1, sizeof (worker));
297		435
298	if (!wrk)	436	if (!wrk)
299	croak ("unable to allocate worker thread data");	437	croak ("unable to allocate worker thread data");
300		438
301	pthread_attr_init (&attr);
302	pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
303	#ifdef PTHREAD_SCOPE_PROCESS
304	pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
305	#endif
306
307	sigfillset (&fullsigset);
308
309	LOCK (wrklock);	439	X_LOCK (wrklock);
310	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
311
312	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	440	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
313	{	441	{
314	wrk->prev = &wrk_first;	442	wrk->prev = &wrk_first;
315	wrk->next = wrk_first.next;	443	wrk->next = wrk_first.next;
316	wrk_first.next->prev = wrk;	444	wrk_first.next->prev = wrk;
317	wrk_first.next = wrk;	445	wrk_first.next = wrk;
318	++started;	446	++started;
319	}	447	}
320	else	448	else
321	free (wrk);	449	free (wrk);
322		450
323	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
324	UNLOCK (wrklock);	451	X_UNLOCK (wrklock);
325	}	452	}
326		453
327	static void maybe_start_thread ()	454	static void maybe_start_thread ()
328	{	455	{
329	if (get_nthreads () >= wanted)	456	if (get_nthreads () >= wanted)
…		…
334	return;	461	return;
335		462
336	start_thread ();	463	start_thread ();
337	}	464	}
338		465
339	static void req_send (aio_req req)	466	static void req_send (bdb_req req)
340	{	467	{
341	SV *wait_callback = 0;	468	SV *wait_callback = 0;
342		469
343	// synthesize callback if none given	470	// synthesize callback if none given
344	if (!SvOK (req->callback))	471	if (!SvOK (req->callback))
345	{	472	{
		473	int count;
		474
346	dSP;	475	dSP;
347	PUSHMARK (SP);	476	PUSHMARK (SP);
348	PUTBACK;	477	PUTBACK;
349	int count = call_sv (prepare_cb, G_ARRAY);	478	count = call_sv (prepare_cb, G_ARRAY);
350	SPAGAIN;	479	SPAGAIN;
351		480
352	if (count != 2)	481	if (count != 2)
353	croak ("prepare callback must return exactly two values\n");	482	croak ("prepare callback must return exactly two values\n");
354		483
355	wait_callback = SvREFCNT_inc (POPs);	484	wait_callback = POPs;
356	SvREFCNT_dec (req->callback);	485	SvREFCNT_dec (req->callback);
357	req->callback = SvREFCNT_inc (POPs);	486	req->callback = SvREFCNT_inc (POPs);
358	}	487	}
359		488
360	++nreqs;	489	++nreqs;
361		490
362	LOCK (reqlock);	491	X_LOCK (reqlock);
363	++nready;	492	++nready;
364	reqq_push (&req_queue, req);	493	reqq_push (&req_queue, req);
365	pthread_cond_signal (&reqwait);	494	X_COND_SIGNAL (reqwait);
366	UNLOCK (reqlock);	495	X_UNLOCK (reqlock);
367		496
368	maybe_start_thread ();	497	maybe_start_thread ();
369		498
370	if (wait_callback)	499	if (wait_callback)
371	{	500	{
372	dSP;	501	dSP;
373	PUSHMARK (SP);	502	PUSHMARK (SP);
374	PUTBACK;	503	PUTBACK;
375	call_sv (wait_callback, G_DISCARD);	504	call_sv (wait_callback, G_DISCARD);
376	SvREFCNT_dec (wait_callback);
377	}	505	}
378	}	506	}
379		507
380	static void end_thread (void)	508	static void end_thread (void)
381	{	509	{
382	aio_req req;	510	bdb_req req;
383		511
384	Newz (0, req, 1, aio_cb);	512	Newz (0, req, 1, bdb_cb);
385		513
386	req->type = REQ_QUIT;	514	req->type = REQ_QUIT;
387	req->pri = PRI_MAX + PRI_BIAS;	515	req->pri = PRI_MAX + PRI_BIAS;
388		516
389	LOCK (reqlock);	517	X_LOCK (reqlock);
390	reqq_push (&req_queue, req);	518	reqq_push (&req_queue, req);
391	pthread_cond_signal (&reqwait);	519	X_COND_SIGNAL (reqwait);
392	UNLOCK (reqlock);	520	X_UNLOCK (reqlock);
393		521
394	LOCK (wrklock);	522	X_LOCK (wrklock);
395	--started;	523	--started;
396	UNLOCK (wrklock);	524	X_UNLOCK (wrklock);
397	}	525	}
398		526
399	static void set_max_idle (int nthreads)	527	static void set_max_idle (int nthreads)
400	{	528	{
401	if (WORDACCESS_UNSAFE) LOCK (reqlock);	529	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
402	max_idle = nthreads <= 0 ? 1 : nthreads;	530	max_idle = nthreads <= 0 ? 1 : nthreads;
403	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	531	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
404	}	532	}
405		533
406	static void min_parallel (int nthreads)	534	static void min_parallel (int nthreads)
407	{	535	{
408	if (wanted < nthreads)	536	if (wanted < nthreads)
…		…
423	fd_set rfd;	551	fd_set rfd;
424		552
425	while (nreqs)	553	while (nreqs)
426	{	554	{
427	int size;	555	int size;
428	if (WORDACCESS_UNSAFE) LOCK (reslock);	556	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
429	size = res_queue.size;	557	size = res_queue.size;
430	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	558	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
431		559
432	if (size)	560	if (size)
433	return;	561	return;
434		562
435	maybe_start_thread ();	563	maybe_start_thread ();
436		564
437	FD_ZERO(&rfd);	565	FD_ZERO (&rfd);
438	FD_SET(respipe [0], &rfd);	566	FD_SET (respipe [0], &rfd);
439		567
440	select (respipe [0] + 1, &rfd, 0, 0, 0);	568	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
441	}	569	}
442	}	570	}
443		571
444	static int poll_cb ()	572	static int poll_cb ()
445	{	573	{
446	dSP;	574	dSP;
447	int count = 0;	575	int count = 0;
448	int maxreqs = max_poll_reqs;	576	int maxreqs = max_poll_reqs;
449	int do_croak = 0;	577	int do_croak = 0;
450	struct timeval tv_start, tv_now;	578	struct timeval tv_start, tv_now;
451	aio_req req;	579	bdb_req req;
452		580
453	if (max_poll_time)	581	if (max_poll_time)
454	gettimeofday (&tv_start, 0);	582	gettimeofday (&tv_start, 0);
455		583
456	for (;;)	584	for (;;)
457	{	585	{
458	for (;;)	586	for (;;)
459	{	587	{
460	maybe_start_thread ();	588	maybe_start_thread ();
461		589
462	LOCK (reslock);	590	X_LOCK (reslock);
463	req = reqq_shift (&res_queue);	591	req = reqq_shift (&res_queue);
464		592
465	if (req)	593	if (req)
466	{	594	{
467	--npending;	595	--npending;
468		596
469	if (!res_queue.size)	597	if (!res_queue.size)
470	{	598	{
471	/* read any signals sent by the worker threads */	599	/* read any signals sent by the worker threads */
472	char buf [4];	600	char buf [4];
473	while (read (respipe [0], buf, 4) == 4)	601	while (respipe_read (respipe [0], buf, 4) == 4)
474	;	602	;
475	}	603	}
476	}	604	}
477		605
478	UNLOCK (reslock);	606	X_UNLOCK (reslock);
479		607
480	if (!req)	608	if (!req)
481	break;	609	break;
482		610
483	--nreqs;	611	--nreqs;
…		…
513	}	641	}
514		642
515	return count;	643	return count;
516	}	644	}
517		645
518	static void create_pipe ()
519	{
520	if (pipe (respipe))
521	croak ("unable to initialize result pipe");
522
523	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
524	croak ("cannot set result pipe to nonblocking mode");
525
526	if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
527	croak ("cannot set result pipe to nonblocking mode");
528	}
529
530	/*****************************************************************************/	646	/*****************************************************************************/
531		647
532	static void aio_proc (void thr_arg)	648	X_THREAD_PROC (bdb_proc)
533	{	649	{
534	aio_req req;	650	bdb_req req;
535	struct timespec ts;	651	struct timespec ts;
536	worker self = (worker )thr_arg;	652	worker self = (worker )thr_arg;
537		653
538	/* try to distribute timeouts somewhat evenly */	654	/* try to distribute timeouts somewhat evenly */
539	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	655	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
540	* (1000000000UL / 1024UL);
541		656
542	for (;;)	657	for (;;)
543	{	658	{
544	ts.tv_sec = time (0) + IDLE_TIMEOUT;	659	ts.tv_sec = time (0) + IDLE_TIMEOUT;
545		660
546	LOCK (reqlock);	661	X_LOCK (reqlock);
547		662
548	for (;;)	663	for (;;)
549	{	664	{
550	self->req = req = reqq_shift (&req_queue);	665	self->req = req = reqq_shift (&req_queue);
551		666
552	if (req)	667	if (req)
553	break;	668	break;
554		669
555	++idle;	670	++idle;
556		671
557	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	672	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
558	== ETIMEDOUT)	673	== ETIMEDOUT)
559	{	674	{
560	if (idle > max_idle)	675	if (idle > max_idle)
561	{	676	{
562	--idle;	677	--idle;
563	UNLOCK (reqlock);	678	X_UNLOCK (reqlock);
564	LOCK (wrklock);	679	X_LOCK (wrklock);
565	--started;	680	--started;
566	UNLOCK (wrklock);	681	X_UNLOCK (wrklock);
567	goto quit;	682	goto quit;
568	}	683	}
569		684
570	/* we are allowed to idle, so do so without any timeout */	685	/* we are allowed to idle, so do so without any timeout */
571	pthread_cond_wait (&reqwait, &reqlock);	686	X_COND_WAIT (reqwait, reqlock);
572	ts.tv_sec = time (0) + IDLE_TIMEOUT;	687	ts.tv_sec = time (0) + IDLE_TIMEOUT;
573	}	688	}
574		689
575	--idle;	690	--idle;
576	}	691	}
577		692
578	--nready;	693	--nready;
579		694
580	UNLOCK (reqlock);	695	X_UNLOCK (reqlock);
581		696
582	switch (req->type)	697	switch (req->type)
583	{	698	{
584	case REQ_QUIT:	699	case REQ_QUIT:
		700	req->result = ENOSYS;
585	goto quit;	701	goto quit;
586		702
587	case REQ_ENV_OPEN:	703	case REQ_ENV_OPEN:
588	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);	704	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
589	break;	705	break;
590		706
591	case REQ_ENV_CLOSE:	707	case REQ_ENV_CLOSE:
592	req->result = req->env->close (req->env, req->uint1);	708	req->result = req->env->close (req->env, req->uint1);
593	break;	709	break;
594		710
		711	case REQ_ENV_TXN_CHECKPOINT:
		712	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		713	break;
		714
		715	case REQ_ENV_LOCK_DETECT:
		716	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		717	break;
		718
		719	case REQ_ENV_MEMP_SYNC:
		720	req->result = req->env->memp_sync (req->env, 0);
		721	break;
		722
		723	case REQ_ENV_MEMP_TRICKLE:
		724	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		725	break;
		726
595	case REQ_DB_OPEN:	727	case REQ_DB_OPEN:
596	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	728	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
597	break;	729	break;
598		730
599	case REQ_DB_CLOSE:	731	case REQ_DB_CLOSE:
…		…
606		738
607	case REQ_DB_SYNC:	739	case REQ_DB_SYNC:
608	req->result = req->db->sync (req->db, req->uint1);	740	req->result = req->db->sync (req->db, req->uint1);
609	break;	741	break;
610		742
		743	case REQ_DB_UPGRADE:
		744	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		745	break;
		746
611	case REQ_DB_PUT:	747	case REQ_DB_PUT:
612	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	748	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
613	break;	749	break;
614		750
		751	case REQ_DB_GET:
		752	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		753	break;
		754
		755	case REQ_DB_PGET:
		756	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		757	break;
		758
		759	case REQ_DB_DEL:
		760	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		761	break;
		762
		763	case REQ_DB_KEY_RANGE:
		764	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		765	break;
		766
		767	case REQ_TXN_COMMIT:
		768	req->result = req->txn->commit (req->txn, req->uint1);
		769	break;
		770
		771	case REQ_TXN_ABORT:
		772	req->result = req->txn->abort (req->txn);
		773	break;
		774
		775	case REQ_TXN_FINISH:
		776	if (req->txn->flags & TXN_DEADLOCK)
		777	{
		778	req->result = req->txn->abort (req->txn);
		779	if (!req->result)
		780	req->result = DB_LOCK_DEADLOCK;
		781	}
		782	else
		783	req->result = req->txn->commit (req->txn, req->uint1);
		784	break;
		785
		786	case REQ_C_CLOSE:
		787	req->result = req->dbc->c_close (req->dbc);
		788	break;
		789
		790	case REQ_C_COUNT:
		791	{
		792	db_recno_t recno;
		793	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		794	req->uv1 = recno;
		795	}
		796	break;
		797
		798	case REQ_C_PUT:
		799	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		800	break;
		801
		802	case REQ_C_GET:
		803	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		804	break;
		805
		806	case REQ_C_PGET:
		807	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		808	break;
		809
		810	case REQ_C_DEL:
		811	req->result = req->dbc->c_del (req->dbc, req->uint1);
		812	break;
		813
		814	case REQ_SEQ_OPEN:
		815	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		816	break;
		817
		818	case REQ_SEQ_CLOSE:
		819	req->result = req->seq->close (req->seq, req->uint1);
		820	break;
		821
		822	case REQ_SEQ_GET:
		823	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		824	break;
		825
		826	case REQ_SEQ_REMOVE:
		827	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		828	break;
		829
615	default:	830	default:
616	req->result = ENOSYS;	831	req->result = ENOSYS;
617	break;	832	break;
618	}	833	}
619		834
		835	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		836	req->txn->flags \|= TXN_DEADLOCK;
		837
620	LOCK (reslock);	838	X_LOCK (reslock);
621		839
622	++npending;	840	++npending;
623		841
624	if (!reqq_push (&res_queue, req))	842	if (!reqq_push (&res_queue, req))
625	/* write a dummy byte to the pipe so fh becomes ready */	843	/* write a dummy byte to the pipe so fh becomes ready */
626	write (respipe [1], &respipe, 1);	844	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
627		845
628	self->req = 0;	846	self->req = 0;
629	worker_clear (self);	847	worker_clear (self);
630		848
631	UNLOCK (reslock);	849	X_UNLOCK (reslock);
632	}	850	}
633		851
634	quit:	852	quit:
635	LOCK (wrklock);	853	X_LOCK (wrklock);
636	worker_free (self);	854	worker_free (self);
637	UNLOCK (wrklock);	855	X_UNLOCK (wrklock);
638		856
639	return 0;	857	return 0;
640	}	858	}
641		859
642	/*****************************************************************************/	860	/*****************************************************************************/
643		861
644	static void atfork_prepare (void)	862	static void atfork_prepare (void)
645	{	863	{
646	LOCK (wrklock);	864	X_LOCK (wrklock);
647	LOCK (reqlock);	865	X_LOCK (reqlock);
648	LOCK (reslock);	866	X_LOCK (reslock);
649	}	867	}
650		868
651	static void atfork_parent (void)	869	static void atfork_parent (void)
652	{	870	{
653	UNLOCK (reslock);	871	X_UNLOCK (reslock);
654	UNLOCK (reqlock);	872	X_UNLOCK (reqlock);
655	UNLOCK (wrklock);	873	X_UNLOCK (wrklock);
656	}	874	}
657		875
658	static void atfork_child (void)	876	static void atfork_child (void)
659	{	877	{
660	aio_req prv;	878	bdb_req prv;
661		879
662	while (prv = reqq_shift (&req_queue))	880	while (prv = reqq_shift (&req_queue))
663	req_free (prv);	881	req_free (prv);
664		882
665	while (prv = reqq_shift (&res_queue))	883	while (prv = reqq_shift (&res_queue))
…		…
680	idle = 0;	898	idle = 0;
681	nreqs = 0;	899	nreqs = 0;
682	nready = 0;	900	nready = 0;
683	npending = 0;	901	npending = 0;
684		902
685	close (respipe [0]);
686	close (respipe [1]);
687	create_pipe ();	903	create_respipe ();
688		904
689	atfork_parent ();	905	atfork_parent ();
690	}	906	}
691		907
692	#define dREQ(reqtype) \	908	#define dREQ(reqtype) \
693	aio_req req; \	909	bdb_req req; \
694	int req_pri = next_pri; \	910	int req_pri = next_pri; \
695	next_pri = DEFAULT_PRI + PRI_BIAS; \	911	next_pri = DEFAULT_PRI + PRI_BIAS; \
696	\	912	\
697	if (SvOK (callback) && !SvROK (callback)) \	913	if (SvOK (callback) && !SvROK (callback)) \
698	croak ("callback must be undef or of reference type"); \	914	croak ("callback must be undef or of reference type"); \
699	\	915	\
700	Newz (0, req, 1, aio_cb); \	916	Newz (0, req, 1, bdb_cb); \
701	if (!req) \	917	if (!req) \
702	croak ("out of memory during aio_req allocation"); \	918	croak ("out of memory during bdb_req allocation"); \
703	\	919	\
704	req->callback = newSVsv (callback); \	920	req->callback = newSVsv (callback); \
705	req->type = (reqtype); \	921	req->type = (reqtype); \
706	req->pri = req_pri	922	req->pri = req_pri
707		923
708	#define REQ_SEND \	924	#define REQ_SEND \
709	req_send (req)	925	req_send (req)
710		926
711	#define SvPTR(var, arg, type, class) \	927	#define SvPTR(var, arg, type, class, nullok) \
712	if (!SvOK (arg)) \	928	if (!SvOK (arg)) \
		929	{ \
		930	if (!nullok) \
		931	croak (# var " must be a " # class " object, not undef"); \
		932	\
713	(var) = 0; \	933	(var) = 0; \
		934	} \
714	else if (sv_derived_from ((arg), # class)) \	935	else if (sv_derived_from ((arg), # class)) \
715	{ \	936	{ \
716	IV tmp = SvIV ((SV*) SvRV (arg)); \	937	IV tmp = SvIV ((SV*) SvRV (arg)); \
717	(var) = INT2PTR (type, tmp); \	938	(var) = INT2PTR (type, tmp); \
		939	if (!var) \
		940	croak (# var " is not a valid " # class " object anymore"); \
718	} \	941	} \
719	else \	942	else \
720	Perl_croak (# var " is not of type " # class)	943	croak (# var " is not of type " # class); \
		944	\
721		945
722	inline void	946	static void
723	set_dbt (DBT dbt, SV sv)	947	ptr_nuke (SV *sv)
724	{	948	{
725	STRLEN len;	949	assert (SvROK (sv));
726	char *data = SvPVbyte (sv, len);	950	sv_setiv (SvRV (sv), 0);
727
728	dbt->data = malloc (len);
729	memcpy (dbt->data, data, len);
730	dbt->size = len;
731	}	951	}
732		952
733	MODULE = BDB PACKAGE = BDB	953	MODULE = BDB PACKAGE = BDB
734		954
735	PROTOTYPES: ENABLE	955	PROTOTYPES: ENABLE
736		956
737	BOOT:	957	BOOT:
…		…
752	const_iv (INIT_TXN)	972	const_iv (INIT_TXN)
753	const_iv (RECOVER)	973	const_iv (RECOVER)
754	const_iv (INIT_TXN)	974	const_iv (INIT_TXN)
755	const_iv (RECOVER_FATAL)	975	const_iv (RECOVER_FATAL)
756	const_iv (CREATE)	976	const_iv (CREATE)
		977	const_iv (RDONLY)
757	const_iv (USE_ENVIRON)	978	const_iv (USE_ENVIRON)
758	const_iv (USE_ENVIRON_ROOT)	979	const_iv (USE_ENVIRON_ROOT)
759	const_iv (LOCKDOWN)	980	const_iv (LOCKDOWN)
760	const_iv (PRIVATE)	981	const_iv (PRIVATE)
761	const_iv (REGISTER)	982	const_iv (REGISTER)
…		…
767	const_iv (DSYNC_DB)	988	const_iv (DSYNC_DB)
768	const_iv (DSYNC_LOG)	989	const_iv (DSYNC_LOG)
769	const_iv (LOG_AUTOREMOVE)	990	const_iv (LOG_AUTOREMOVE)
770	const_iv (LOG_INMEMORY)	991	const_iv (LOG_INMEMORY)
771	const_iv (NOLOCKING)	992	const_iv (NOLOCKING)
772	const_iv (MULTIVERSION)
773	const_iv (NOMMAP)	993	const_iv (NOMMAP)
774	const_iv (NOPANIC)	994	const_iv (NOPANIC)
775	const_iv (OVERWRITE)	995	const_iv (OVERWRITE)
776	const_iv (PANIC_ENVIRONMENT)	996	const_iv (PANIC_ENVIRONMENT)
777	const_iv (REGION_INIT)	997	const_iv (REGION_INIT)
778	const_iv (TIME_NOTGRANTED)	998	const_iv (TIME_NOTGRANTED)
779	const_iv (TXN_NOSYNC)	999	const_iv (TXN_NOSYNC)
780	const_iv (TXN_SNAPSHOT)	1000	const_iv (TXN_NOT_DURABLE)
781	const_iv (TXN_WRITE_NOSYNC)	1001	const_iv (TXN_WRITE_NOSYNC)
		1002	const_iv (WRITECURSOR)
782	const_iv (YIELDCPU)	1003	const_iv (YIELDCPU)
783	const_iv (ENCRYPT_AES)	1004	const_iv (ENCRYPT_AES)
784	const_iv (XA_CREATE)	1005	const_iv (XA_CREATE)
785	const_iv (BTREE)	1006	const_iv (BTREE)
786	const_iv (HASH)	1007	const_iv (HASH)
787	const_iv (QUEUE)	1008	const_iv (QUEUE)
788	const_iv (RECNO)	1009	const_iv (RECNO)
789	const_iv (UNKNOWN)	1010	const_iv (UNKNOWN)
790	const_iv (EXCL)	1011	const_iv (EXCL)
		1012	const_iv (READ_COMMITTED)
791	const_iv (READ_UNCOMMITTED)	1013	const_iv (READ_UNCOMMITTED)
792	const_iv (TRUNCATE)	1014	const_iv (TRUNCATE)
793	const_iv (NOSYNC)	1015	const_iv (NOSYNC)
794	const_iv (CHKSUM)	1016	const_iv (CHKSUM)
795	const_iv (ENCRYPT)	1017	const_iv (ENCRYPT)
796	const_iv (TXN_NOT_DURABLE)
797	const_iv (DUP)	1018	const_iv (DUP)
798	const_iv (DUPSORT)	1019	const_iv (DUPSORT)
799	const_iv (RECNUM)	1020	const_iv (RECNUM)
800	const_iv (RENUMBER)	1021	const_iv (RENUMBER)
801	const_iv (REVSPLITOFF)	1022	const_iv (REVSPLITOFF)
802	const_iv (INORDER)	1023	const_iv (INORDER)
803	const_iv (CONSUME)	1024	const_iv (CONSUME)
804	const_iv (CONSUME_WAIT)	1025	const_iv (CONSUME_WAIT)
		1026	const_iv (GET_BOTH)
		1027	const_iv (GET_BOTH_RANGE)
		1028	//const_iv (SET_RECNO)
		1029	//const_iv (MULTIPLE)
805	const_iv (SNAPSHOT)	1030	const_iv (SNAPSHOT)
806	const_iv (JOIN_ITEM)	1031	const_iv (JOIN_ITEM)
		1032	const_iv (JOIN_NOSORT)
807	const_iv (RMW)	1033	const_iv (RMW)
808		1034
809	const_iv (NOTFOUND)	1035	const_iv (NOTFOUND)
810	const_iv (KEYEMPTY)	1036	const_iv (KEYEMPTY)
811	const_iv (LOCK_DEADLOCK)	1037	const_iv (LOCK_DEADLOCK)
812	const_iv (LOCK_NOTGRANTED)	1038	const_iv (LOCK_NOTGRANTED)
813	const_iv (RUNRECOVERY)	1039	const_iv (RUNRECOVERY)
814	const_iv (OLD_VERSION)	1040	const_iv (OLD_VERSION)
815	const_iv (REP_HANDLE_DEAD)	1041	const_iv (REP_HANDLE_DEAD)
816	const_iv (REP_LOCKOUT)	1042	const_iv (REP_LOCKOUT)
		1043	const_iv (SECONDARY_BAD)
817		1044
818	const_iv (FREE_SPACE)	1045	const_iv (FREE_SPACE)
819	const_iv (FREELIST_ONLY)	1046	const_iv (FREELIST_ONLY)
820		1047
821	const_iv (APPEND)	1048	const_iv (APPEND)
822	const_iv (NODUPDATA)	1049	const_iv (NODUPDATA)
823	const_iv (NOOVERWRITE)	1050	const_iv (NOOVERWRITE)
824		1051
		1052	const_iv (TXN_NOWAIT)
		1053	const_iv (TXN_SYNC)
		1054
825	const_iv (SET_LOCK_TIMEOUT)	1055	const_iv (SET_LOCK_TIMEOUT)
826	const_iv (SET_TXN_TIMEOUT)	1056	const_iv (SET_TXN_TIMEOUT)
		1057
		1058	const_iv (FIRST)
		1059	const_iv (NEXT)
		1060	const_iv (NEXT_DUP)
		1061	const_iv (NEXT_NODUP)
		1062	const_iv (PREV)
		1063	const_iv (PREV_NODUP)
		1064	const_iv (SET)
		1065	const_iv (SET_RANGE)
		1066	const_iv (LAST)
		1067	const_iv (BEFORE)
		1068	const_iv (AFTER)
		1069	const_iv (CURRENT)
		1070	const_iv (KEYFIRST)
		1071	const_iv (KEYLAST)
		1072	const_iv (NODUPDATA)
		1073
		1074	const_iv (FORCE)
		1075
		1076	const_iv (LOCK_DEFAULT)
		1077	const_iv (LOCK_EXPIRE)
		1078	const_iv (LOCK_MAXLOCKS)
		1079	const_iv (LOCK_MAXWRITE)
		1080	const_iv (LOCK_MINLOCKS)
		1081	const_iv (LOCK_MINWRITE)
		1082	const_iv (LOCK_OLDEST)
		1083	const_iv (LOCK_RANDOM)
		1084	const_iv (LOCK_YOUNGEST)
		1085
		1086	const_iv (SEQ_DEC)
		1087	const_iv (SEQ_INC)
		1088	const_iv (SEQ_WRAP)
		1089
		1090	const_iv (BUFFER_SMALL)
		1091	const_iv (DONOTINDEX)
		1092	const_iv (KEYEMPTY )
		1093	const_iv (KEYEXIST )
		1094	const_iv (LOCK_DEADLOCK)
		1095	const_iv (LOCK_NOTGRANTED)
		1096	const_iv (LOG_BUFFER_FULL)
		1097	const_iv (NOSERVER)
		1098	const_iv (NOSERVER_HOME)
		1099	const_iv (NOSERVER_ID)
		1100	const_iv (NOTFOUND)
		1101	const_iv (PAGE_NOTFOUND)
		1102	const_iv (REP_DUPMASTER)
		1103	const_iv (REP_HANDLE_DEAD)
		1104	const_iv (REP_HOLDELECTION)
		1105	const_iv (REP_IGNORE)
		1106	const_iv (REP_ISPERM)
		1107	const_iv (REP_JOIN_FAILURE)
		1108	const_iv (REP_LOCKOUT)
		1109	const_iv (REP_NEWMASTER)
		1110	const_iv (REP_NEWSITE)
		1111	const_iv (REP_NOTPERM)
		1112	const_iv (REP_UNAVAIL)
		1113	const_iv (RUNRECOVERY)
		1114	const_iv (SECONDARY_BAD)
		1115	const_iv (VERIFY_BAD)
		1116	const_iv (VERSION_MISMATCH)
		1117
		1118	const_iv (VERB_DEADLOCK)
		1119	const_iv (VERB_RECOVERY)
		1120	const_iv (VERB_REGISTER)
		1121	const_iv (VERB_REPLICATION)
		1122	const_iv (VERB_WAITSFOR)
		1123
		1124	const_iv (VERSION_MAJOR)
		1125	const_iv (VERSION_MINOR)
		1126	const_iv (VERSION_PATCH)
		1127	#if DB_VERSION_MINOR >= 5
		1128	const_iv (MULTIVERSION)
		1129	const_iv (TXN_SNAPSHOT)
		1130	#endif
		1131	#if DB_VERSION_MINOR >= 6
		1132	const_iv (PREV_DUP)
		1133	const_iv (PRIORITY_UNCHANGED)
		1134	const_iv (PRIORITY_VERY_LOW)
		1135	const_iv (PRIORITY_LOW)
		1136	const_iv (PRIORITY_DEFAULT)
		1137	const_iv (PRIORITY_HIGH)
		1138	const_iv (PRIORITY_VERY_HIGH)
		1139	#endif
827	};	1140	};
828		1141
829	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1142	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
830	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1143	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
831		1144
832	create_pipe ();	1145	newCONSTSUB (stash, "VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));
		1146	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1147
		1148	create_respipe ();
		1149
833	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	1150	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		1151	#ifdef _WIN32
		1152	X_MUTEX_CHECK (wrklock);
		1153	X_MUTEX_CHECK (reslock);
		1154	X_MUTEX_CHECK (reqlock);
		1155
		1156	X_COND_CHECK (reqwait);
		1157	#endif
834	}	1158	}
835		1159
836	void	1160	void
837	max_poll_reqs (int nreqs)	1161	max_poll_reqs (int nreqs)
838	PROTOTYPE: $	1162	PROTOTYPE: $
…		…
957		1281
958	int	1282	int
959	nthreads ()	1283	nthreads ()
960	PROTOTYPE:	1284	PROTOTYPE:
961	CODE:	1285	CODE:
962	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1286	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
963	RETVAL = started;	1287	RETVAL = started;
964	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1288	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
965	OUTPUT:	1289	OUTPUT:
966	RETVAL	1290	RETVAL
967		1291
968	void	1292	void
969	set_sync_prepare (SV *cb)	1293	set_sync_prepare (SV *cb)
970	PROTOTYPE: &	1294	PROTOTYPE: &
971	CODE:	1295	CODE:
972	SvREFCNT_dec (prepare_cb);	1296	SvREFCNT_dec (prepare_cb);
973	prepare_cb = newSVsv (cb);	1297	prepare_cb = newSVsv (cb);
		1298
		1299	char *
		1300	strerror (int errorno = errno)
		1301	PROTOTYPE: ;$
		1302	CODE:
		1303	RETVAL = db_strerror (errorno);
		1304	OUTPUT:
		1305	RETVAL
974		1306
975	DB_ENV *	1307	DB_ENV *
976	db_env_create (U32 env_flags = 0)	1308	db_env_create (U32 env_flags = 0)
977	CODE:	1309	CODE:
978	{	1310	{
979	errno = db_env_create (&RETVAL, env_flags);	1311	errno = db_env_create (&RETVAL, env_flags);
980	if (errno)	1312	if (errno)
981	croak ("db_env_create: %s", db_strerror (errno));	1313	croak ("db_env_create: %s", db_strerror (errno));
		1314
		1315	if (0)
		1316	{
		1317	RETVAL->set_errcall (RETVAL, debug_errcall);
		1318	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1319	}
982	}	1320	}
983	OUTPUT:	1321	OUTPUT:
984	RETVAL	1322	RETVAL
985		1323
986	void	1324	void
987	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)	1325	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)
988	CODE:	1326	CODE:
989	{	1327	{
990	dREQ (REQ_ENV_OPEN);	1328	dREQ (REQ_ENV_OPEN);
		1329
991	req->env = env;	1330	req->env = env;
992	req->uint1 = open_flags \| DB_THREAD;	1331	req->uint1 = open_flags \| DB_THREAD;
993	req->int1 = mode;	1332	req->int1 = mode;
994	req->buf1 = strdup_ornull (db_home);	1333	req->buf1 = strdup_ornull (db_home);
995	REQ_SEND;	1334	REQ_SEND;
…		…
1001	{	1340	{
1002	dREQ (REQ_ENV_CLOSE);	1341	dREQ (REQ_ENV_CLOSE);
1003	req->env = env;	1342	req->env = env;
1004	req->uint1 = flags;	1343	req->uint1 = flags;
1005	REQ_SEND;	1344	REQ_SEND;
		1345	ptr_nuke (ST (0));
1006	}	1346	}
		1347
		1348	void
		1349	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = &PL_sv_undef)
		1350	CODE:
		1351	{
		1352	dREQ (REQ_ENV_TXN_CHECKPOINT);
		1353	req->env = env;
		1354	req->uint1 = kbyte;
		1355	req->int1 = min;
		1356	req->uint2 = flags;
		1357	REQ_SEND;
		1358	}
		1359
		1360	void
		1361	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = &PL_sv_undef)
		1362	CODE:
		1363	{
		1364	dREQ (REQ_ENV_LOCK_DETECT);
		1365	req->env = env;
		1366	req->uint1 = flags;
		1367	req->uint2 = atype;
		1368	REQ_SEND;
		1369	}
		1370
		1371	void
		1372	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = &PL_sv_undef)
		1373	CODE:
		1374	{
		1375	dREQ (REQ_ENV_MEMP_SYNC);
		1376	req->env = env;
		1377	REQ_SEND;
		1378	}
		1379
		1380	void
		1381	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = &PL_sv_undef)
		1382	CODE:
		1383	{
		1384	dREQ (REQ_ENV_MEMP_TRICKLE);
		1385	req->env = env;
		1386	req->int1 = percent;
		1387	REQ_SEND;
		1388	}
		1389
1007		1390
1008	DB *	1391	DB *
1009	db_create (DB_ENV *env = 0, U32 flags = 0)	1392	db_create (DB_ENV *env = 0, U32 flags = 0)
1010	CODE:	1393	CODE:
1011	{	1394	{
1012	errno = db_create (&RETVAL, env, flags);	1395	errno = db_create (&RETVAL, env, flags);
1013	if (errno)	1396	if (errno)
1014	croak ("db_env_create: %s", db_strerror (errno));	1397	croak ("db_create: %s", db_strerror (errno));
		1398
		1399	if (RETVAL)
		1400	RETVAL->app_private = (void *)newSVsv (ST (0));
1015	}	1401	}
1016	OUTPUT:	1402	OUTPUT:
1017	RETVAL	1403	RETVAL
1018		1404
1019	void	1405	void
1020	db_open (DB db, DB_TXN txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1406	db_open (DB db, DB_TXN_ornull txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)
1021	CODE:	1407	CODE:
1022	{	1408	{
1023	dREQ (REQ_DB_OPEN);	1409	dREQ (REQ_DB_OPEN);
1024	req->db = db;	1410	req->db = db;
1025	req->txn = txnid;	1411	req->txn = txnid;
…		…
1036	CODE:	1422	CODE:
1037	{	1423	{
1038	dREQ (REQ_DB_CLOSE);	1424	dREQ (REQ_DB_CLOSE);
1039	req->db = db;	1425	req->db = db;
1040	req->uint1 = flags;	1426	req->uint1 = flags;
		1427	req->sv1 = (SV *)db->app_private;
1041	REQ_SEND;	1428	REQ_SEND;
		1429	ptr_nuke (ST (0));
1042	}	1430	}
1043		1431
1044	void	1432	void
1045	db_compact (DB db, DB_TXN txn = 0, SV start = 0, SV stop = 0, SV unused1 = 0, U32 flags = DB_FREE_SPACE, SV unused2 = 0, SV *callback = &PL_sv_undef)	1433	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)
1046	CODE:	1434	CODE:
1047	{	1435	{
1048	dREQ (REQ_DB_COMPACT);	1436	dREQ (REQ_DB_COMPACT);
1049	req->db = db;	1437	req->db = db;
1050	req->txn = txn;	1438	req->txn = txn;
1051	set_dbt (&req->dbt1, start);	1439	sv_to_dbt (&req->dbt1, start);
1052	set_dbt (&req->dbt2, stop);	1440	sv_to_dbt (&req->dbt2, stop);
1053	req->uint1 = flags;	1441	req->uint1 = flags;
1054	REQ_SEND;	1442	REQ_SEND;
1055	}	1443	}
1056		1444
1057	void	1445	void
…		…
1063	req->uint1 = flags;	1451	req->uint1 = flags;
1064	REQ_SEND;	1452	REQ_SEND;
1065	}	1453	}
1066		1454
1067	void	1455	void
		1456	db_upgrade (DB db, octetstring file, U32 flags = 0, SV callback = &PL_sv_undef)
		1457	CODE:
		1458	{
		1459	dREQ (REQ_DB_SYNC);
		1460	req->db = db;
		1461	req->buf1 = strdup (file);
		1462	req->uint1 = flags;
		1463	REQ_SEND;
		1464	}
		1465
		1466	void
		1467	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = &PL_sv_undef)
		1468	CODE:
		1469	{
		1470	dREQ (REQ_DB_KEY_RANGE);
		1471	req->db = db;
		1472	req->txn = txn;
		1473	sv_to_dbt (&req->dbt1, key);
		1474	req->uint1 = flags;
		1475	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
		1476	REQ_SEND;
		1477	}
		1478
		1479	void
1068	db_put (DB db, DB_TXN txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1480	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
1069	CODE:	1481	CODE:
1070	{	1482	{
1071	dREQ (REQ_DB_PUT);	1483	dREQ (REQ_DB_PUT);
1072	req->db = db;	1484	req->db = db;
1073	req->txn = 0;	1485	req->txn = txn;
1074	set_dbt (&req->dbt1, key);	1486	sv_to_dbt (&req->dbt1, key);
1075	set_dbt (&req->dbt2, data);	1487	sv_to_dbt (&req->dbt2, data);
1076	req->uint1 = flags;	1488	req->uint1 = flags;
1077	REQ_SEND;	1489	REQ_SEND;
1078	}	1490	}
1079		1491
		1492	void
		1493	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1494	CODE:
		1495	if (SvREADONLY (data))
		1496	croak ("can't modify read-only data scalar in db_get");
		1497	{
		1498	dREQ (REQ_DB_GET);
		1499	req->db = db;
		1500	req->txn = txn;
		1501	req->uint1 = flags;
		1502	sv_to_dbt (&req->dbt1, key);
		1503	req->dbt3.flags = DB_DBT_MALLOC;
		1504	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1505	REQ_SEND;
		1506	}
		1507
		1508	void
		1509	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
		1510	CODE:
		1511	if (SvREADONLY (data))
		1512	croak ("can't modify read-only data scalar in db_pget");
		1513	{
		1514	dREQ (REQ_DB_PGET);
		1515	req->db = db;
		1516	req->txn = txn;
		1517	req->uint1 = flags;
		1518	sv_to_dbt (&req->dbt1, key);
		1519	sv_to_dbt (&req->dbt2, pkey);
		1520	req->dbt3.flags = DB_DBT_MALLOC;
		1521	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1522	REQ_SEND;
		1523	}
		1524
		1525	void
		1526	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = &PL_sv_undef)
		1527	CODE:
		1528	{
		1529	dREQ (REQ_DB_DEL);
		1530	req->db = db;
		1531	req->txn = txn;
		1532	req->uint1 = flags;
		1533	sv_to_dbt (&req->dbt1, key);
		1534	REQ_SEND;
		1535	}
		1536
		1537	void
		1538	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)
		1539	CODE:
		1540	{
		1541	dREQ (REQ_TXN_COMMIT);
		1542	req->txn = txn;
		1543	req->uint1 = flags;
		1544	REQ_SEND;
		1545	ptr_nuke (ST (0));
		1546	}
		1547
		1548	void
		1549	db_txn_abort (DB_TXN txn, SV callback = &PL_sv_undef)
		1550	CODE:
		1551	{
		1552	dREQ (REQ_TXN_ABORT);
		1553	req->txn = txn;
		1554	REQ_SEND;
		1555	ptr_nuke (ST (0));
		1556	}
		1557
		1558	void
		1559	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)
		1560	CODE:
		1561	{
		1562	dREQ (REQ_TXN_FINISH);
		1563	req->txn = txn;
		1564	req->uint1 = flags;
		1565	REQ_SEND;
		1566	ptr_nuke (ST (0));
		1567	}
		1568
		1569	void
		1570	db_c_close (DBC dbc, SV callback = &PL_sv_undef)
		1571	CODE:
		1572	{
		1573	dREQ (REQ_C_CLOSE);
		1574	req->dbc = dbc;
		1575	REQ_SEND;
		1576	ptr_nuke (ST (0));
		1577	}
		1578
		1579	void
		1580	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = &PL_sv_undef)
		1581	CODE:
		1582	{
		1583	dREQ (REQ_C_COUNT);
		1584	req->dbc = dbc;
		1585	req->sv1 = SvREFCNT_inc (count);
		1586	REQ_SEND;
		1587	}
		1588
		1589	void
		1590	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
		1591	CODE:
		1592	{
		1593	dREQ (REQ_C_PUT);
		1594	req->dbc = dbc;
		1595	sv_to_dbt (&req->dbt1, key);
		1596	sv_to_dbt (&req->dbt2, data);
		1597	req->uint1 = flags;
		1598	REQ_SEND;
		1599	}
		1600
		1601	void
		1602	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)
		1603	CODE:
		1604	{
		1605	dREQ (REQ_C_GET);
		1606	req->dbc = dbc;
		1607	req->uint1 = flags;
		1608	if ((flags & DB_SET) == DB_SET
		1609	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1610	sv_to_dbt (&req->dbt1, key);
		1611	else
		1612	req->dbt1.flags = DB_DBT_MALLOC;
		1613
		1614	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1615
		1616	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1617	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1618	sv_to_dbt (&req->dbt3, data);
		1619	else
		1620	req->dbt3.flags = DB_DBT_MALLOC;
		1621
		1622	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1623	REQ_SEND;
		1624	}
		1625
		1626	void
		1627	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1628	CODE:
		1629	{
		1630	dREQ (REQ_C_PGET);
		1631	req->dbc = dbc;
		1632	req->uint1 = flags;
		1633	if ((flags & DB_SET) == DB_SET
		1634	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1635	sv_to_dbt (&req->dbt1, key);
		1636	else
		1637	req->dbt1.flags = DB_DBT_MALLOC;
		1638
		1639	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1640
		1641	req->dbt2.flags = DB_DBT_MALLOC;
		1642	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1643
		1644	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1645	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1646	sv_to_dbt (&req->dbt3, data);
		1647	else
		1648	req->dbt3.flags = DB_DBT_MALLOC;
		1649
		1650	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1651	REQ_SEND;
		1652	}
		1653
		1654	void
		1655	db_c_del (DBC dbc, U32 flags = 0, SV callback = &PL_sv_undef)
		1656	CODE:
		1657	{
		1658	dREQ (REQ_C_DEL);
		1659	req->dbc = dbc;
		1660	req->uint1 = flags;
		1661	REQ_SEND;
		1662	}
		1663
		1664
		1665	void
		1666	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = &PL_sv_undef)
		1667	CODE:
		1668	{
		1669	dREQ (REQ_SEQ_OPEN);
		1670	req->seq = seq;
		1671	req->txn = txnid;
		1672	req->uint1 = flags \| DB_THREAD;
		1673	sv_to_dbt (&req->dbt1, key);
		1674	REQ_SEND;
		1675	}
		1676
		1677	void
		1678	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = &PL_sv_undef)
		1679	CODE:
		1680	{
		1681	dREQ (REQ_SEQ_CLOSE);
		1682	req->seq = seq;
		1683	req->uint1 = flags;
		1684	REQ_SEND;
		1685	ptr_nuke (ST (0));
		1686	}
		1687
		1688	void
		1689	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)
		1690	CODE:
		1691	{
		1692	dREQ (REQ_SEQ_GET);
		1693	req->seq = seq;
		1694	req->txn = txnid;
		1695	req->int1 = delta;
		1696	req->uint1 = flags;
		1697	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
		1698	REQ_SEND;
		1699	}
		1700
		1701	void
		1702	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
		1703	CODE:
		1704	{
		1705	dREQ (REQ_SEQ_REMOVE);
		1706	req->seq = seq;
		1707	req->txn = txnid;
		1708	req->uint1 = flags;
		1709	REQ_SEND;
		1710	}
		1711
1080		1712
1081	MODULE = BDB PACKAGE = BDB::Env	1713	MODULE = BDB PACKAGE = BDB::Env
1082		1714
		1715	void
		1716	DESTROY (DB_ENV_ornull *env)
		1717	CODE:
		1718	if (env)
		1719	env->close (env, 0);
		1720
		1721	int set_data_dir (DB_ENV env, const char dir)
		1722	CODE:
		1723	RETVAL = env->set_data_dir (env, dir);
		1724	OUTPUT:
		1725	RETVAL
		1726
		1727	int set_tmp_dir (DB_ENV env, const char dir)
		1728	CODE:
		1729	RETVAL = env->set_tmp_dir (env, dir);
		1730	OUTPUT:
		1731	RETVAL
		1732
		1733	int set_lg_dir (DB_ENV env, const char dir)
		1734	CODE:
		1735	RETVAL = env->set_lg_dir (env, dir);
		1736	OUTPUT:
		1737	RETVAL
		1738
		1739	int set_shm_key (DB_ENV *env, long shm_key)
		1740	CODE:
		1741	RETVAL = env->set_shm_key (env, shm_key);
		1742	OUTPUT:
		1743	RETVAL
		1744
1083	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)	1745	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)
1084	CODE:	1746	CODE:
1085	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	1747	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1086	OUTPUT:	1748	OUTPUT:
1087	RETVAL	1749	RETVAL
1088		1750
1089	int set_flags (DB_ENV *env, U32 flags, int onoff)	1751	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1090	CODE:	1752	CODE:
1091	RETVAL = env->set_flags (env, flags, onoff);	1753	RETVAL = env->set_flags (env, flags, onoff);
1092	OUTPUT:	1754	OUTPUT:
1093	RETVAL	1755	RETVAL
1094		1756
		1757	void set_errfile (DB_ENV env, FILE errfile = 0)
		1758	CODE:
		1759	env->set_errfile (env, errfile);
		1760
		1761	void set_msgfile (DB_ENV env, FILE msgfile = 0)
		1762	CODE:
		1763	env->set_msgfile (env, msgfile);
		1764
		1765	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
		1766	CODE:
		1767	RETVAL = env->set_verbose (env, which, onoff);
		1768	OUTPUT:
		1769	RETVAL
		1770
1095	int set_encrypt (DB_ENV env, const char password, U32 flags = 0)	1771	int set_encrypt (DB_ENV env, const char password, U32 flags = 0)
1096	CODE:	1772	CODE:
1097	RETVAL = env->set_encrypt (env, password, flags);	1773	RETVAL = env->set_encrypt (env, password, flags);
1098	OUTPUT:	1774	OUTPUT:
1099	RETVAL	1775	RETVAL
1100		1776
1101	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	1777	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1102	CODE:	1778	CODE:
1103	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	1779	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1104	OUTPUT:	1780	OUTPUT:
1105	RETVAL	1781	RETVAL
1106		1782
		1783	int set_mp_max_openfd (DB_ENV *env, int maxopenfd);
		1784	CODE:
		1785	RETVAL = env->set_mp_max_openfd (env, maxopenfd);
		1786	OUTPUT:
		1787	RETVAL
		1788
		1789	int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep);
		1790	CODE:
		1791	RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep);
		1792	OUTPUT:
		1793	RETVAL
		1794
		1795	int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb)
		1796	CODE:
		1797	RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
		1798	OUTPUT:
		1799	RETVAL
		1800
		1801	int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
		1802	CODE:
		1803	RETVAL = env->set_lk_detect (env, detect);
		1804	OUTPUT:
		1805	RETVAL
		1806
		1807	int set_lk_max_lockers (DB_ENV *env, U32 max)
		1808	CODE:
		1809	RETVAL = env->set_lk_max_lockers (env, max);
		1810	OUTPUT:
		1811	RETVAL
		1812
		1813	int set_lk_max_locks (DB_ENV *env, U32 max)
		1814	CODE:
		1815	RETVAL = env->set_lk_max_locks (env, max);
		1816	OUTPUT:
		1817	RETVAL
		1818
		1819	int set_lk_max_objects (DB_ENV *env, U32 max)
		1820	CODE:
		1821	RETVAL = env->set_lk_max_objects (env, max);
		1822	OUTPUT:
		1823	RETVAL
		1824
		1825	int set_lg_bsize (DB_ENV *env, U32 max)
		1826	CODE:
		1827	RETVAL = env->set_lg_bsize (env, max);
		1828	OUTPUT:
		1829	RETVAL
		1830
		1831	int set_lg_max (DB_ENV *env, U32 max)
		1832	CODE:
		1833	RETVAL = env->set_lg_max (env, max);
		1834	OUTPUT:
		1835	RETVAL
		1836
		1837	int mutex_set_max (DB_ENV *env, U32 max)
		1838	CODE:
		1839	RETVAL = env->mutex_set_max (env, max);
		1840	OUTPUT:
		1841	RETVAL
		1842
		1843	int mutex_set_increment (DB_ENV *env, U32 increment)
		1844	CODE:
		1845	RETVAL = env->mutex_set_increment (env, increment);
		1846	OUTPUT:
		1847	RETVAL
		1848
		1849	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		1850	CODE:
		1851	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		1852	OUTPUT:
		1853	RETVAL
		1854
		1855	int mutex_set_align (DB_ENV *env, U32 align)
		1856	CODE:
		1857	RETVAL = env->mutex_set_align (env, align);
		1858	OUTPUT:
		1859	RETVAL
		1860
		1861	DB_TXN *
		1862	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
		1863	CODE:
		1864	errno = env->txn_begin (env, parent, &RETVAL, flags);
		1865	if (errno)
		1866	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
		1867	OUTPUT:
		1868	RETVAL
1107		1869
1108	MODULE = BDB PACKAGE = BDB::Db	1870	MODULE = BDB PACKAGE = BDB::Db
1109		1871
		1872	void
		1873	DESTROY (DB_ornull *db)
		1874	CODE:
		1875	if (db)
		1876	{
		1877	SV env = (SV )db->app_private;
		1878	db->close (db, 0);
		1879	SvREFCNT_dec (env);
		1880	}
		1881
1110	int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0)	1882	int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0)
1111	CODE:	1883	CODE:
1112	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	1884	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1113	OUTPUT:	1885	OUTPUT:
1114	RETVAL	1886	RETVAL
1115		1887
1116	int set_flags (DB *db, U32 flags);	1888	int set_flags (DB *db, U32 flags)
1117	CODE:	1889	CODE:
1118	RETVAL = db->set_flags (db, flags);	1890	RETVAL = db->set_flags (db, flags);
1119	OUTPUT:	1891	OUTPUT:
1120	RETVAL	1892	RETVAL
1121		1893
…		…
1129	CODE:	1901	CODE:
1130	RETVAL = db->set_lorder (db, lorder);	1902	RETVAL = db->set_lorder (db, lorder);
1131	OUTPUT:	1903	OUTPUT:
1132	RETVAL	1904	RETVAL
1133		1905
1134
1135	int set_bt_minkey (DB *db, U32 minkey)	1906	int set_bt_minkey (DB *db, U32 minkey)
1136	CODE:	1907	CODE:
1137	RETVAL = db->set_bt_minkey (db, minkey);	1908	RETVAL = db->set_bt_minkey (db, minkey);
1138	OUTPUT:	1909	OUTPUT:
1139	RETVAL	1910	RETVAL
1140		1911
1141	int set_re_delim(DB *db, int delim);	1912	int set_re_delim (DB *db, int delim)
1142	CODE:	1913	CODE:
1143	RETVAL = db->set_re_delim (db, delim);	1914	RETVAL = db->set_re_delim (db, delim);
1144	OUTPUT:	1915	OUTPUT:
1145	RETVAL	1916	RETVAL
1146		1917
…		…
1178	CODE:	1949	CODE:
1179	RETVAL = db->set_q_extentsize (db, extentsize);	1950	RETVAL = db->set_q_extentsize (db, extentsize);
1180	OUTPUT:	1951	OUTPUT:
1181	RETVAL	1952	RETVAL
1182		1953
		1954	DBC *
		1955	cursor (DB db, DB_TXN_ornull txn = 0, U32 flags = 0)
		1956	CODE:
		1957	errno = db->cursor (db, txn, &RETVAL, flags);
		1958	if (errno)
		1959	croak ("DB->cursor: %s", db_strerror (errno));
		1960	OUTPUT:
		1961	RETVAL
1183		1962
		1963	DB_SEQUENCE *
		1964	sequence (DB *db, U32 flags = 0)
		1965	CODE:
		1966	{
		1967	errno = db_sequence_create (&RETVAL, db, flags);
		1968	if (errno)
		1969	croak ("db_sequence_create: %s", db_strerror (errno));
		1970	}
		1971	OUTPUT:
		1972	RETVAL
		1973
		1974
		1975	MODULE = BDB PACKAGE = BDB::Txn
		1976
		1977	void
		1978	DESTROY (DB_TXN_ornull *txn)
		1979	CODE:
		1980	if (txn)
		1981	txn->abort (txn);
		1982
		1983	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
		1984	CODE:
		1985	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
		1986	OUTPUT:
		1987	RETVAL
		1988
		1989	int failed (DB_TXN *txn)
		1990	CODE:
		1991	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		1992	OUTPUT:
		1993	RETVAL
		1994
		1995
		1996	MODULE = BDB PACKAGE = BDB::Cursor
		1997
		1998	void
		1999	DESTROY (DBC_ornull *dbc)
		2000	CODE:
		2001	if (dbc)
		2002	dbc->c_close (dbc);
		2003
		2004	#if DB_VERSION_MINOR >= 6
		2005
		2006	int set_priority (DBC *dbc, int priority)
		2007	CODE:
		2008	dbc->set_priority (dbc, priority);
		2009
		2010	#endif
		2011
		2012	MODULE = BDB PACKAGE = BDB::Sequence
		2013
		2014	void
		2015	DESTROY (DB_SEQUENCE_ornull *seq)
		2016	CODE:
		2017	if (seq)
		2018	seq->close (seq, 0);
		2019
		2020	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
		2021	CODE:
		2022	RETVAL = seq->initial_value (seq, value);
		2023	OUTPUT:
		2024	RETVAL
		2025
		2026	int set_cachesize (DB_SEQUENCE *seq, U32 size)
		2027	CODE:
		2028	RETVAL = seq->set_cachesize (seq, size);
		2029	OUTPUT:
		2030	RETVAL
		2031
		2032	int set_flags (DB_SEQUENCE *seq, U32 flags)
		2033	CODE:
		2034	RETVAL = seq->set_flags (seq, flags);
		2035	OUTPUT:
		2036	RETVAL
		2037
		2038	int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max)
		2039	CODE:
		2040	RETVAL = seq->set_range (seq, min, max);
		2041	OUTPUT:
		2042	RETVAL
		2043

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+Removed lines
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Comparing BDB/BDB.xs (file contents): Revision 1.3 by root, Mon Feb 5 22:19:07 2007 UTC vs. Revision 1.29 by root, Tue Dec 25 14:23:21 2007 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.3 by root, Mon Feb 5 22:19:07 2007 UTC vs.
Revision 1.29 by root, Tue Dec 25 14:23:21 2007 UTC