ViewVC Help

View File | Revision Log | Show Annotations | Download File

/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 1.34 by root, Sun Mar 30 06:28:08 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 SV SV8; /* byte-sv, used for argument-checking */
46	typedef char *octetstring;
47
48	static SV *prepare_cb;
49
50	static inline char *	66	static char *
		67	get_bdb_filename (SV *sv)
		68	{
		69	return !SvOK (sv)
		70	? 0
		71	:
		72	#if WIN32
		73	SvPVutf8_nolen (sv)
		74	#else
		75	SvPVbyte_nolen (sv)
		76	#endif
		77	;
		78	}
		79
		80	static void
		81	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
		82	{
		83	printf ("err[%s]\n", msg);
		84	}
		85
		86	static void
		87	debug_msgcall (const DB_ENV *dbenv, const char *msg)
		88	{
		89	printf ("msg[%s]\n", msg);
		90	}
		91
		92	static char *
51	strdup_ornull (const char *s)	93	strdup_ornull (const char *s)
52	{	94	{
53	return s ? strdup (s) : 0;	95	return s ? strdup (s) : 0;
54	}	96	}
55		97
		98	static void
		99	sv_to_dbt (DBT *dbt, SV *sv)
		100	{
		101	STRLEN len;
		102	char *data = SvPVbyte (sv, len);
		103
		104	dbt->data = malloc (len);
		105	memcpy (dbt->data, data, len);
		106	dbt->size = len;
		107	dbt->flags = DB_DBT_REALLOC;
		108	}
		109
		110	static void
		111	dbt_to_sv (SV *sv, DBT *dbt)
		112	{
		113	if (sv)
		114	{
		115	SvREADONLY_off (sv);
		116	sv_setpvn_mg (sv, dbt->data, dbt->size);
		117	SvREFCNT_dec (sv);
		118	}
		119
		120	free (dbt->data);
		121	}
		122
56	enum {	123	enum {
57	REQ_QUIT,	124	REQ_QUIT,
58	REQ_ENV_OPEN, REQ_ENV_CLOSE,	125	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
		126	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,
59	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_PUT,	127	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
		128	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
		129	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
		130	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
		131	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
60	};	132	};
61		133
62	typedef struct aio_cb	134	typedef struct bdb_cb
63	{	135	{
64	struct aio_cb *volatile next;	136	struct bdb_cb *volatile next;
65	SV *callback;	137	SV *callback;
66	int type, pri, result;	138	int type, pri, result;
67		139
68	DB_ENV *env;	140	DB_ENV *env;
69	DB *db;	141	DB *db;
70	DB_TXN *txn;	142	DB_TXN *txn;
71	DBC *cursor;	143	DBC *dbc;
		144
		145	UV uv1;
72	int int1, int2;	146	int int1, int2;
73	U32 uint1, uint2;	147	U32 uint1, uint2;
74	char *buf1, *buf2;	148	char *buf1, *buf2;
		149	SV *sv1, *sv2, *sv3;
75		150
76	DBT dbt1, dbt2, dbt3;	151	DBT dbt1, dbt2, dbt3;
77	} aio_cb;	152	DB_KEY_RANGE key_range;
		153	DB_SEQUENCE *seq;
		154	db_seq_t seq_t;
		155	} bdb_cb;
78		156
79	typedef aio_cb *aio_req;	157	typedef bdb_cb *bdb_req;
80		158
81	enum {	159	enum {
82	PRI_MIN = -4,	160	PRI_MIN = -4,
83	PRI_MAX = 4,	161	PRI_MAX = 4,
84		162
…		…
101		179
102	static int next_pri = DEFAULT_PRI + PRI_BIAS;	180	static int next_pri = DEFAULT_PRI + PRI_BIAS;
103		181
104	static unsigned int started, idle, wanted;	182	static unsigned int started, idle, wanted;
105		183
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 */	184	/* worker threads management */
116	static pthread_mutex_t wrklock = AIO_MUTEX_INIT;	185	static mutex_t wrklock = X_MUTEX_INIT;
117		186
118	typedef struct worker {	187	typedef struct worker {
119	/* locked by wrklock */	188	/* locked by wrklock */
120	struct worker *prev, *next;	189	struct worker *prev, *next;
121		190
122	pthread_t tid;	191	thread_t tid;
123		192
124	/* locked by reslock, reqlock or wrklock */	193	/* locked by reslock, reqlock or wrklock */
125	aio_req req; /* currently processed request */	194	bdb_req req; /* currently processed request */
126	void *dbuf;	195	void *dbuf;
127	DIR *dirp;	196	DIR *dirp;
128	} worker;	197	} worker;
129		198
130	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	199	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
142	}	211	}
143		212
144	static volatile unsigned int nreqs, nready, npending;	213	static volatile unsigned int nreqs, nready, npending;
145	static volatile unsigned int max_idle = 4;	214	static volatile unsigned int max_idle = 4;
146	static volatile unsigned int max_outstanding = 0xffffffff;	215	static volatile unsigned int max_outstanding = 0xffffffff;
147	static int respipe [2];	216	static int respipe_osf [2], respipe [2] = { -1, -1 };
148		217
149	static pthread_mutex_t reslock = AIO_MUTEX_INIT;	218	static mutex_t reslock = X_MUTEX_INIT;
150	static pthread_mutex_t reqlock = AIO_MUTEX_INIT;	219	static mutex_t reqlock = X_MUTEX_INIT;
151	static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER;	220	static cond_t reqwait = X_COND_INIT;
152		221
153	#if WORDACCESS_UNSAFE	222	#if WORDACCESS_UNSAFE
154		223
155	static unsigned int get_nready ()	224	static unsigned int get_nready (void)
156	{	225	{
157	unsigned int retval;	226	unsigned int retval;
158		227
159	LOCK (reqlock);	228	X_LOCK (reqlock);
160	retval = nready;	229	retval = nready;
161	UNLOCK (reqlock);	230	X_UNLOCK (reqlock);
162		231
163	return retval;	232	return retval;
164	}	233	}
165		234
166	static unsigned int get_npending ()	235	static unsigned int get_npending (void)
167	{	236	{
168	unsigned int retval;	237	unsigned int retval;
169		238
170	LOCK (reslock);	239	X_LOCK (reslock);
171	retval = npending;	240	retval = npending;
172	UNLOCK (reslock);	241	X_UNLOCK (reslock);
173		242
174	return retval;	243	return retval;
175	}	244	}
176		245
177	static unsigned int get_nthreads ()	246	static unsigned int get_nthreads (void)
178	{	247	{
179	unsigned int retval;	248	unsigned int retval;
180		249
181	LOCK (wrklock);	250	X_LOCK (wrklock);
182	retval = started;	251	retval = started;
183	UNLOCK (wrklock);	252	X_UNLOCK (wrklock);
184		253
185	return retval;	254	return retval;
186	}	255	}
187		256
188	#else	257	#else
…		…
197	* a somewhat faster data structure might be nice, but	266	* a somewhat faster data structure might be nice, but
198	* with 8 priorities this actually needs <20 insns	267	* with 8 priorities this actually needs <20 insns
199	* per shift, the most expensive operation.	268	* per shift, the most expensive operation.
200	*/	269	*/
201	typedef struct {	270	typedef struct {
202	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	271	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
203	int size;	272	int size;
204	} reqq;	273	} reqq;
205		274
206	static reqq req_queue;	275	static reqq req_queue;
207	static reqq res_queue;	276	static reqq res_queue;
208		277
209	int reqq_push (reqq *q, aio_req req)	278	int reqq_push (reqq *q, bdb_req req)
210	{	279	{
211	int pri = req->pri;	280	int pri = req->pri;
212	req->next = 0;	281	req->next = 0;
213		282
214	if (q->qe[pri])	283	if (q->qe[pri])
…		…
220	q->qe[pri] = q->qs[pri] = req;	289	q->qe[pri] = q->qs[pri] = req;
221		290
222	return q->size++;	291	return q->size++;
223	}	292	}
224		293
225	aio_req reqq_shift (reqq *q)	294	bdb_req reqq_shift (reqq *q)
226	{	295	{
227	int pri;	296	int pri;
228		297
229	if (!q->size)	298	if (!q->size)
230	return 0;	299	return 0;
231		300
232	--q->size;	301	--q->size;
233		302
234	for (pri = NUM_PRI; pri--; )	303	for (pri = NUM_PRI; pri--; )
235	{	304	{
236	aio_req req = q->qs[pri];	305	bdb_req req = q->qs[pri];
237		306
238	if (req)	307	if (req)
239	{	308	{
240	if (!(q->qs[pri] = req->next))	309	if (!(q->qs[pri] = req->next))
241	q->qe[pri] = 0;	310	q->qe[pri] = 0;
…		…
245	}	314	}
246		315
247	abort ();	316	abort ();
248	}	317	}
249		318
250	static int poll_cb ();	319	static int poll_cb (void);
251	static void req_free (aio_req req);	320	static void req_free (bdb_req req);
252	static void req_cancel (aio_req req);	321	static void req_cancel (bdb_req req);
253		322
254	static int req_invoke (aio_req req)	323	static int req_invoke (bdb_req req)
255	{	324	{
256	dSP;	325	dSP;
257		326
258	if (SvOK (req->callback))	327	if (SvOK (req->callback))
259	{	328	{
260	ENTER;	329	ENTER;
261	SAVETMPS;	330	SAVETMPS;
262	PUSHMARK (SP);	331	PUSHMARK (SP);
263	EXTEND (SP, 1);
264		332
265	switch (req->type)	333	switch (req->type)
266	{	334	{
		335	case REQ_DB_CLOSE:
		336	SvREFCNT_dec (req->sv1);
		337	break;
		338
		339	case REQ_DB_GET:
		340	case REQ_DB_PGET:
		341	dbt_to_sv (req->sv3, &req->dbt3);
		342	break;
		343
		344	case REQ_C_GET:
		345	case REQ_C_PGET:
		346	dbt_to_sv (req->sv1, &req->dbt1);
		347	dbt_to_sv (req->sv2, &req->dbt2);
		348	dbt_to_sv (req->sv3, &req->dbt3);
		349	break;
		350
		351	case REQ_DB_PUT:
		352	case REQ_C_PUT:
		353	dbt_to_sv (0, &req->dbt1);
		354	dbt_to_sv (0, &req->dbt2);
		355	break;
		356
		357	case REQ_DB_KEY_RANGE:
		358	{
		359	AV *av = newAV ();
		360
		361	av_push (av, newSVnv (req->key_range.less));
		362	av_push (av, newSVnv (req->key_range.equal));
		363	av_push (av, newSVnv (req->key_range.greater));
		364
		365	SvREADONLY_off (req->sv1);
		366	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		367	SvREFCNT_dec (req->sv1);
		368	}
		369	break;
		370
		371	case REQ_SEQ_GET:
		372	SvREADONLY_off (req->sv1);
		373
		374	if (sizeof (IV) > 4)
		375	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		376	else
		377	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		378
		379	SvREFCNT_dec (req->sv1);
		380	break;
267	}	381	}
268		382
269	errno = req->result;	383	errno = req->result;
270		384
271	PUTBACK;	385	PUTBACK;
…		…
277	}	391	}
278		392
279	return !SvTRUE (ERRSV);	393	return !SvTRUE (ERRSV);
280	}	394	}
281		395
282	static void req_free (aio_req req)	396	static void req_free (bdb_req req)
283	{	397	{
284	free (req->buf1);	398	free (req->buf1);
285	free (req->buf2);	399	free (req->buf2);
286	Safefree (req);	400	Safefree (req);
287	}	401	}
288		402
289	static void *aio_proc (void *arg);	403	#ifdef USE_SOCKETS_AS_HANDLES
		404	# define TO_SOCKET(x) (win32_get_osfhandle (x))
		405	#else
		406	# define TO_SOCKET(x) (x)
		407	#endif
		408
		409	static void
		410	create_respipe (void)
		411	{
		412	#ifdef _WIN32
		413	int arg; /* argg */
		414	#endif
		415	int old_readfd = respipe [0];
		416
		417	if (respipe [1] >= 0)
		418	respipe_close (TO_SOCKET (respipe [1]));
		419
		420	#ifdef _WIN32
		421	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
		422	#else
		423	if (pipe (respipe))
		424	#endif
		425	croak ("unable to initialize result pipe");
		426
		427	if (old_readfd >= 0)
		428	{
		429	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		430	croak ("unable to initialize result pipe(2)");
		431
		432	respipe_close (respipe [0]);
		433	respipe [0] = old_readfd;
		434	}
		435
		436	#ifdef _WIN32
		437	arg = 1;
		438	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		439	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		440	#else
		441	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		442	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		443	#endif
		444	croak ("unable to initialize result pipe(3)");
		445
		446	respipe_osf [0] = TO_SOCKET (respipe [0]);
		447	respipe_osf [1] = TO_SOCKET (respipe [1]);
		448	}
		449
		450	X_THREAD_PROC (bdb_proc);
290		451
291	static void start_thread (void)	452	static void start_thread (void)
292	{	453	{
293	sigset_t fullsigset, oldsigset;
294	pthread_attr_t attr;
295
296	worker *wrk = calloc (1, sizeof (worker));	454	worker *wrk = calloc (1, sizeof (worker));
297		455
298	if (!wrk)	456	if (!wrk)
299	croak ("unable to allocate worker thread data");	457	croak ("unable to allocate worker thread data");
300		458
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);	459	X_LOCK (wrklock);
310	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
311
312	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	460	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
313	{	461	{
314	wrk->prev = &wrk_first;	462	wrk->prev = &wrk_first;
315	wrk->next = wrk_first.next;	463	wrk->next = wrk_first.next;
316	wrk_first.next->prev = wrk;	464	wrk_first.next->prev = wrk;
317	wrk_first.next = wrk;	465	wrk_first.next = wrk;
318	++started;	466	++started;
319	}	467	}
320	else	468	else
321	free (wrk);	469	free (wrk);
322		470
323	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
324	UNLOCK (wrklock);	471	X_UNLOCK (wrklock);
325	}	472	}
326		473
327	static void maybe_start_thread ()	474	static void maybe_start_thread (void)
328	{	475	{
329	if (get_nthreads () >= wanted)	476	if (get_nthreads () >= wanted)
330	return;	477	return;
331		478
332	/* todo: maybe use idle here, but might be less exact */	479	/* todo: maybe use idle here, but might be less exact */
…		…
334	return;	481	return;
335		482
336	start_thread ();	483	start_thread ();
337	}	484	}
338		485
339	static void req_send (aio_req req)	486	static void req_send (bdb_req req)
340	{	487	{
341	SV *wait_callback = 0;	488	SV *wait_callback = 0;
342		489
343	// synthesize callback if none given	490	// synthesize callback if none given
344	if (!SvOK (req->callback))	491	if (!SvOK (req->callback))
345	{	492	{
		493	int count;
		494
346	dSP;	495	dSP;
347	PUSHMARK (SP);	496	PUSHMARK (SP);
348	PUTBACK;	497	PUTBACK;
349	int count = call_sv (prepare_cb, G_ARRAY);	498	count = call_sv (prepare_cb, G_ARRAY);
350	SPAGAIN;	499	SPAGAIN;
351		500
352	if (count != 2)	501	if (count != 2)
353	croak ("prepare callback must return exactly two values\n");	502	croak ("prepare callback must return exactly two values\n");
354		503
355	wait_callback = SvREFCNT_inc (POPs);	504	wait_callback = POPs;
356	SvREFCNT_dec (req->callback);	505	SvREFCNT_dec (req->callback);
357	req->callback = SvREFCNT_inc (POPs);	506	req->callback = SvREFCNT_inc (POPs);
358	}	507	}
359		508
360	++nreqs;	509	++nreqs;
361		510
362	LOCK (reqlock);	511	X_LOCK (reqlock);
363	++nready;	512	++nready;
364	reqq_push (&req_queue, req);	513	reqq_push (&req_queue, req);
365	pthread_cond_signal (&reqwait);	514	X_COND_SIGNAL (reqwait);
366	UNLOCK (reqlock);	515	X_UNLOCK (reqlock);
367		516
368	maybe_start_thread ();	517	maybe_start_thread ();
369		518
370	if (wait_callback)	519	if (wait_callback)
371	{	520	{
372	dSP;	521	dSP;
373	PUSHMARK (SP);	522	PUSHMARK (SP);
374	PUTBACK;	523	PUTBACK;
375	call_sv (wait_callback, G_DISCARD);	524	call_sv (wait_callback, G_DISCARD);
376	SvREFCNT_dec (wait_callback);
377	}	525	}
378	}	526	}
379		527
380	static void end_thread (void)	528	static void end_thread (void)
381	{	529	{
382	aio_req req;	530	bdb_req req;
383		531
384	Newz (0, req, 1, aio_cb);	532	Newz (0, req, 1, bdb_cb);
385		533
386	req->type = REQ_QUIT;	534	req->type = REQ_QUIT;
387	req->pri = PRI_MAX + PRI_BIAS;	535	req->pri = PRI_MAX + PRI_BIAS;
388		536
389	LOCK (reqlock);	537	X_LOCK (reqlock);
390	reqq_push (&req_queue, req);	538	reqq_push (&req_queue, req);
391	pthread_cond_signal (&reqwait);	539	X_COND_SIGNAL (reqwait);
392	UNLOCK (reqlock);	540	X_UNLOCK (reqlock);
393		541
394	LOCK (wrklock);	542	X_LOCK (wrklock);
395	--started;	543	--started;
396	UNLOCK (wrklock);	544	X_UNLOCK (wrklock);
397	}	545	}
398		546
399	static void set_max_idle (int nthreads)	547	static void set_max_idle (int nthreads)
400	{	548	{
401	if (WORDACCESS_UNSAFE) LOCK (reqlock);	549	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
402	max_idle = nthreads <= 0 ? 1 : nthreads;	550	max_idle = nthreads <= 0 ? 1 : nthreads;
403	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	551	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
404	}	552	}
405		553
406	static void min_parallel (int nthreads)	554	static void min_parallel (int nthreads)
407	{	555	{
408	if (wanted < nthreads)	556	if (wanted < nthreads)
…		…
416		564
417	while (started > wanted)	565	while (started > wanted)
418	end_thread ();	566	end_thread ();
419	}	567	}
420		568
421	static void poll_wait ()	569	static void poll_wait (void)
422	{	570	{
423	fd_set rfd;	571	fd_set rfd;
424		572
425	while (nreqs)	573	while (nreqs)
426	{	574	{
427	int size;	575	int size;
428	if (WORDACCESS_UNSAFE) LOCK (reslock);	576	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
429	size = res_queue.size;	577	size = res_queue.size;
430	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	578	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
431		579
432	if (size)	580	if (size)
433	return;	581	return;
434		582
435	maybe_start_thread ();	583	maybe_start_thread ();
436		584
437	FD_ZERO(&rfd);	585	FD_ZERO (&rfd);
438	FD_SET(respipe [0], &rfd);	586	FD_SET (respipe [0], &rfd);
439		587
440	select (respipe [0] + 1, &rfd, 0, 0, 0);	588	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
441	}	589	}
442	}	590	}
443		591
444	static int poll_cb ()	592	static int poll_cb (void)
445	{	593	{
446	dSP;	594	dSP;
447	int count = 0;	595	int count = 0;
448	int maxreqs = max_poll_reqs;	596	int maxreqs = max_poll_reqs;
449	int do_croak = 0;	597	int do_croak = 0;
450	struct timeval tv_start, tv_now;	598	struct timeval tv_start, tv_now;
451	aio_req req;	599	bdb_req req;
452		600
453	if (max_poll_time)	601	if (max_poll_time)
454	gettimeofday (&tv_start, 0);	602	gettimeofday (&tv_start, 0);
455		603
456	for (;;)	604	for (;;)
457	{	605	{
458	for (;;)	606	for (;;)
459	{	607	{
460	maybe_start_thread ();	608	maybe_start_thread ();
461		609
462	LOCK (reslock);	610	X_LOCK (reslock);
463	req = reqq_shift (&res_queue);	611	req = reqq_shift (&res_queue);
464		612
465	if (req)	613	if (req)
466	{	614	{
467	--npending;	615	--npending;
468		616
469	if (!res_queue.size)	617	if (!res_queue.size)
470	{	618	{
471	/* read any signals sent by the worker threads */	619	/* read any signals sent by the worker threads */
472	char buf [4];	620	char buf [4];
473	while (read (respipe [0], buf, 4) == 4)	621	while (respipe_read (respipe [0], buf, 4) == 4)
474	;	622	;
475	}	623	}
476	}	624	}
477		625
478	UNLOCK (reslock);	626	X_UNLOCK (reslock);
479		627
480	if (!req)	628	if (!req)
481	break;	629	break;
482		630
483	--nreqs;	631	--nreqs;
…		…
513	}	661	}
514		662
515	return count;	663	return count;
516	}	664	}
517		665
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	/*****************************************************************************/	666	/*****************************************************************************/
531		667
532	static void *aio_proc (void *thr_arg)	668	X_THREAD_PROC (bdb_proc)
533	{	669	{
534	aio_req req;	670	bdb_req req;
535	struct timespec ts;	671	struct timespec ts;
536	worker *self = (worker *)thr_arg;	672	worker *self = (worker *)thr_arg;
537		673
538	/* try to distribute timeouts somewhat evenly */	674	/* try to distribute timeouts somewhat evenly */
539	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	675	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
540	* (1000000000UL / 1024UL);
541		676
542	for (;;)	677	for (;;)
543	{	678	{
544	ts.tv_sec = time (0) + IDLE_TIMEOUT;	679	ts.tv_sec = time (0) + IDLE_TIMEOUT;
545		680
546	LOCK (reqlock);	681	X_LOCK (reqlock);
547		682
548	for (;;)	683	for (;;)
549	{	684	{
550	self->req = req = reqq_shift (&req_queue);	685	self->req = req = reqq_shift (&req_queue);
551		686
552	if (req)	687	if (req)
553	break;	688	break;
554		689
555	++idle;	690	++idle;
556		691
557	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	692	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
558	== ETIMEDOUT)	693	== ETIMEDOUT)
559	{	694	{
560	if (idle > max_idle)	695	if (idle > max_idle)
561	{	696	{
562	--idle;	697	--idle;
563	UNLOCK (reqlock);	698	X_UNLOCK (reqlock);
564	LOCK (wrklock);	699	X_LOCK (wrklock);
565	--started;	700	--started;
566	UNLOCK (wrklock);	701	X_UNLOCK (wrklock);
567	goto quit;	702	goto quit;
568	}	703	}
569		704
570	/* we are allowed to idle, so do so without any timeout */	705	/* we are allowed to idle, so do so without any timeout */
571	pthread_cond_wait (&reqwait, &reqlock);	706	X_COND_WAIT (reqwait, reqlock);
572	ts.tv_sec = time (0) + IDLE_TIMEOUT;	707	ts.tv_sec = time (0) + IDLE_TIMEOUT;
573	}	708	}
574		709
575	--idle;	710	--idle;
576	}	711	}
577		712
578	--nready;	713	--nready;
579		714
580	UNLOCK (reqlock);	715	X_UNLOCK (reqlock);
581		716
582	switch (req->type)	717	switch (req->type)
583	{	718	{
584	case REQ_QUIT:	719	case REQ_QUIT:
		720	req->result = ENOSYS;
585	goto quit;	721	goto quit;
586		722
587	case REQ_ENV_OPEN:	723	case REQ_ENV_OPEN:
588	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);	724	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
589	break;	725	break;
590		726
591	case REQ_ENV_CLOSE:	727	case REQ_ENV_CLOSE:
592	req->result = req->env->close (req->env, req->uint1);	728	req->result = req->env->close (req->env, req->uint1);
593	break;	729	break;
594		730
		731	case REQ_ENV_TXN_CHECKPOINT:
		732	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		733	break;
		734
		735	case REQ_ENV_LOCK_DETECT:
		736	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		737	break;
		738
		739	case REQ_ENV_MEMP_SYNC:
		740	req->result = req->env->memp_sync (req->env, 0);
		741	break;
		742
		743	case REQ_ENV_MEMP_TRICKLE:
		744	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		745	break;
		746
595	case REQ_DB_OPEN:	747	case REQ_DB_OPEN:
596	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);	748	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
597	break;	749	break;
598		750
599	case REQ_DB_CLOSE:	751	case REQ_DB_CLOSE:
…		…
606		758
607	case REQ_DB_SYNC:	759	case REQ_DB_SYNC:
608	req->result = req->db->sync (req->db, req->uint1);	760	req->result = req->db->sync (req->db, req->uint1);
609	break;	761	break;
610		762
		763	case REQ_DB_UPGRADE:
		764	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		765	break;
		766
611	case REQ_DB_PUT:	767	case REQ_DB_PUT:
612	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	768	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
613	break;	769	break;
614		770
		771	case REQ_DB_GET:
		772	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		773	break;
		774
		775	case REQ_DB_PGET:
		776	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		777	break;
		778
		779	case REQ_DB_DEL:
		780	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		781	break;
		782
		783	case REQ_DB_KEY_RANGE:
		784	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		785	break;
		786
		787	case REQ_TXN_COMMIT:
		788	req->result = req->txn->commit (req->txn, req->uint1);
		789	break;
		790
		791	case REQ_TXN_ABORT:
		792	req->result = req->txn->abort (req->txn);
		793	break;
		794
		795	case REQ_TXN_FINISH:
		796	if (req->txn->flags & TXN_DEADLOCK)
		797	{
		798	req->result = req->txn->abort (req->txn);
		799	if (!req->result)
		800	req->result = DB_LOCK_DEADLOCK;
		801	}
		802	else
		803	req->result = req->txn->commit (req->txn, req->uint1);
		804	break;
		805
		806	case REQ_C_CLOSE:
		807	req->result = req->dbc->c_close (req->dbc);
		808	break;
		809
		810	case REQ_C_COUNT:
		811	{
		812	db_recno_t recno;
		813	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		814	req->uv1 = recno;
		815	}
		816	break;
		817
		818	case REQ_C_PUT:
		819	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		820	break;
		821
		822	case REQ_C_GET:
		823	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		824	break;
		825
		826	case REQ_C_PGET:
		827	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		828	break;
		829
		830	case REQ_C_DEL:
		831	req->result = req->dbc->c_del (req->dbc, req->uint1);
		832	break;
		833
		834	case REQ_SEQ_OPEN:
		835	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		836	break;
		837
		838	case REQ_SEQ_CLOSE:
		839	req->result = req->seq->close (req->seq, req->uint1);
		840	break;
		841
		842	case REQ_SEQ_GET:
		843	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		844	break;
		845
		846	case REQ_SEQ_REMOVE:
		847	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		848	break;
		849
615	default:	850	default:
616	req->result = ENOSYS;	851	req->result = ENOSYS;
617	break;	852	break;
618	}	853	}
619		854
		855	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		856	req->txn->flags |= TXN_DEADLOCK;
		857
620	LOCK (reslock);	858	X_LOCK (reslock);
621		859
622	++npending;	860	++npending;
623		861
624	if (!reqq_push (&res_queue, req))	862	if (!reqq_push (&res_queue, req))
625	/* write a dummy byte to the pipe so fh becomes ready */	863	/* write a dummy byte to the pipe so fh becomes ready */
626	write (respipe [1], &respipe, 1);	864	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
627		865
628	self->req = 0;	866	self->req = 0;
629	worker_clear (self);	867	worker_clear (self);
630		868
631	UNLOCK (reslock);	869	X_UNLOCK (reslock);
632	}	870	}
633		871
634	quit:	872	quit:
635	LOCK (wrklock);	873	X_LOCK (wrklock);
636	worker_free (self);	874	worker_free (self);
637	UNLOCK (wrklock);	875	X_UNLOCK (wrklock);
638		876
639	return 0;	877	return 0;
640	}	878	}
641		879
642	/*****************************************************************************/	880	/*****************************************************************************/
643		881
644	static void atfork_prepare (void)	882	static void atfork_prepare (void)
645	{	883	{
646	LOCK (wrklock);	884	X_LOCK (wrklock);
647	LOCK (reqlock);	885	X_LOCK (reqlock);
648	LOCK (reslock);	886	X_LOCK (reslock);
649	}	887	}
650		888
651	static void atfork_parent (void)	889	static void atfork_parent (void)
652	{	890	{
653	UNLOCK (reslock);	891	X_UNLOCK (reslock);
654	UNLOCK (reqlock);	892	X_UNLOCK (reqlock);
655	UNLOCK (wrklock);	893	X_UNLOCK (wrklock);
656	}	894	}
657		895
658	static void atfork_child (void)	896	static void atfork_child (void)
659	{	897	{
660	aio_req prv;	898	bdb_req prv;
661		899
662	while (prv = reqq_shift (&req_queue))	900	while (prv = reqq_shift (&req_queue))
663	req_free (prv);	901	req_free (prv);
664		902
665	while (prv = reqq_shift (&res_queue))	903	while (prv = reqq_shift (&res_queue))
…		…
680	idle = 0;	918	idle = 0;
681	nreqs = 0;	919	nreqs = 0;
682	nready = 0;	920	nready = 0;
683	npending = 0;	921	npending = 0;
684		922
685	close (respipe [0]);
686	close (respipe [1]);
687	create_pipe ();	923	create_respipe ();
688		924
689	atfork_parent ();	925	atfork_parent ();
690	}	926	}
691		927
692	#define dREQ(reqtype) \	928	#define dREQ(reqtype) \
693	aio_req req; \	929	bdb_req req; \
694	int req_pri = next_pri; \	930	int req_pri = next_pri; \
695	next_pri = DEFAULT_PRI + PRI_BIAS; \	931	next_pri = DEFAULT_PRI + PRI_BIAS; \
696	\	932	\
697	if (SvOK (callback) && !SvROK (callback)) \	933	if (SvOK (callback) && !SvROK (callback)) \
698	croak ("callback must be undef or of reference type"); \	934	croak ("callback must be undef or of reference type"); \
699	\	935	\
700	Newz (0, req, 1, aio_cb); \	936	Newz (0, req, 1, bdb_cb); \
701	if (!req) \	937	if (!req) \
702	croak ("out of memory during aio_req allocation"); \	938	croak ("out of memory during bdb_req allocation"); \
703	\	939	\
704	req->callback = newSVsv (callback); \	940	req->callback = newSVsv (callback); \
705	req->type = (reqtype); \	941	req->type = (reqtype); \
706	req->pri = req_pri	942	req->pri = req_pri
707		943
708	#define REQ_SEND \	944	#define REQ_SEND \
709	req_send (req)	945	req_send (req)
710		946
711	#define SvPTR(var, arg, type, class) \	947	#define SvPTR(var, arg, type, class, nullok) \
712	if (!SvOK (arg)) \	948	if (!SvOK (arg)) \
		949	{ \
		950	if (nullok != 1) \
		951	croak (# var " must be a " # class " object, not undef"); \
		952	\
713	(var) = 0; \	953	(var) = 0; \
		954	} \
714	else if (sv_derived_from ((arg), # class)) \	955	else if (sv_derived_from ((arg), # class)) \
715	{ \	956	{ \
716	IV tmp = SvIV ((SV*) SvRV (arg)); \	957	IV tmp = SvIV ((SV*) SvRV (arg)); \
717	(var) = INT2PTR (type, tmp); \	958	(var) = INT2PTR (type, tmp); \
		959	if (!var && nullok != 2) \
		960	croak (# var " is not a valid " # class " object anymore"); \
718	} \	961	} \
719	else \	962	else \
720	Perl_croak (# var " is not of type " # class)	963	croak (# var " is not of type " # class); \
		964	\
721		965
722	inline void	966	static void
723	set_dbt (DBT *dbt, SV *sv)	967	ptr_nuke (SV *sv)
724	{	968	{
725	STRLEN len;	969	assert (SvROK (sv));
726	char *data = SvPVbyte (sv, len);	970	sv_setiv (SvRV (sv), 0);
727
728	dbt->data = malloc (len);
729	memcpy (dbt->data, data, len);
730	dbt->size = len;
731	}	971	}
732		972
		973	static int
		974	errno_get (pTHX_ SV *sv, MAGIC *mg)
		975	{
		976	if (*mg->mg_ptr == '!') // should always be the case
		977	if (-30999 <= errno && errno <= -30800)
		978	{
		979	sv_setnv (sv, (NV)errno);
		980	sv_setpv (sv, db_strerror (errno));
		981	SvNOK_on (sv); /* what a wonderful hack! */
		982	// ^^^ copied from perl sources
		983	return 0;
		984	}
		985
		986	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		987	}
		988
		989	static MGVTBL vtbl_errno;
		990
		991	// this wonderful hack :( patches perl's $! variable to support our errno values
		992	static void
		993	patch_errno (void)
		994	{
		995	SV *sv;
		996	MAGIC *mg;
		997
		998	if (!(sv = get_sv ("!", 1)))
		999	return;
		1000
		1001	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1002	return;
		1003
		1004	if (mg->mg_virtual != &PL_vtbl_sv)
		1005	return;
		1006
		1007	vtbl_errno = PL_vtbl_sv;
		1008	vtbl_errno.svt_get = errno_get;
		1009	mg->mg_virtual = &vtbl_errno;
		1010	}
		1011
733	MODULE = BDB PACKAGE = BDB	1012	MODULE = BDB PACKAGE = BDB
734		1013
735	PROTOTYPES: ENABLE	1014	PROTOTYPES: ENABLE
736		1015
737	BOOT:	1016	BOOT:
…		…
752	const_iv (INIT_TXN)	1031	const_iv (INIT_TXN)
753	const_iv (RECOVER)	1032	const_iv (RECOVER)
754	const_iv (INIT_TXN)	1033	const_iv (INIT_TXN)
755	const_iv (RECOVER_FATAL)	1034	const_iv (RECOVER_FATAL)
756	const_iv (CREATE)	1035	const_iv (CREATE)
		1036	const_iv (RDONLY)
757	const_iv (USE_ENVIRON)	1037	const_iv (USE_ENVIRON)
758	const_iv (USE_ENVIRON_ROOT)	1038	const_iv (USE_ENVIRON_ROOT)
759	const_iv (LOCKDOWN)	1039	const_iv (LOCKDOWN)
760	const_iv (PRIVATE)	1040	const_iv (PRIVATE)
761	const_iv (REGISTER)	1041	const_iv (REGISTER)
…		…
767	const_iv (DSYNC_DB)	1047	const_iv (DSYNC_DB)
768	const_iv (DSYNC_LOG)	1048	const_iv (DSYNC_LOG)
769	const_iv (LOG_AUTOREMOVE)	1049	const_iv (LOG_AUTOREMOVE)
770	const_iv (LOG_INMEMORY)	1050	const_iv (LOG_INMEMORY)
771	const_iv (NOLOCKING)	1051	const_iv (NOLOCKING)
772	const_iv (MULTIVERSION)
773	const_iv (NOMMAP)	1052	const_iv (NOMMAP)
774	const_iv (NOPANIC)	1053	const_iv (NOPANIC)
775	const_iv (OVERWRITE)	1054	const_iv (OVERWRITE)
776	const_iv (PANIC_ENVIRONMENT)	1055	const_iv (PANIC_ENVIRONMENT)
777	const_iv (REGION_INIT)	1056	const_iv (REGION_INIT)
778	const_iv (TIME_NOTGRANTED)	1057	const_iv (TIME_NOTGRANTED)
779	const_iv (TXN_NOSYNC)	1058	const_iv (TXN_NOSYNC)
780	const_iv (TXN_SNAPSHOT)	1059	const_iv (TXN_NOT_DURABLE)
781	const_iv (TXN_WRITE_NOSYNC)	1060	const_iv (TXN_WRITE_NOSYNC)
		1061	const_iv (WRITECURSOR)
782	const_iv (YIELDCPU)	1062	const_iv (YIELDCPU)
783	const_iv (ENCRYPT_AES)	1063	const_iv (ENCRYPT_AES)
784	const_iv (XA_CREATE)	1064	const_iv (XA_CREATE)
785	const_iv (BTREE)	1065	const_iv (BTREE)
786	const_iv (HASH)	1066	const_iv (HASH)
787	const_iv (QUEUE)	1067	const_iv (QUEUE)
788	const_iv (RECNO)	1068	const_iv (RECNO)
789	const_iv (UNKNOWN)	1069	const_iv (UNKNOWN)
790	const_iv (EXCL)	1070	const_iv (EXCL)
		1071	const_iv (READ_COMMITTED)
791	const_iv (READ_UNCOMMITTED)	1072	const_iv (READ_UNCOMMITTED)
792	const_iv (TRUNCATE)	1073	const_iv (TRUNCATE)
793	const_iv (NOSYNC)	1074	const_iv (NOSYNC)
794	const_iv (CHKSUM)	1075	const_iv (CHKSUM)
795	const_iv (ENCRYPT)	1076	const_iv (ENCRYPT)
796	const_iv (TXN_NOT_DURABLE)
797	const_iv (DUP)	1077	const_iv (DUP)
798	const_iv (DUPSORT)	1078	const_iv (DUPSORT)
799	const_iv (RECNUM)	1079	const_iv (RECNUM)
800	const_iv (RENUMBER)	1080	const_iv (RENUMBER)
801	const_iv (REVSPLITOFF)	1081	const_iv (REVSPLITOFF)
802	const_iv (INORDER)	1082	const_iv (INORDER)
803	const_iv (CONSUME)	1083	const_iv (CONSUME)
804	const_iv (CONSUME_WAIT)	1084	const_iv (CONSUME_WAIT)
		1085	const_iv (GET_BOTH)
		1086	const_iv (GET_BOTH_RANGE)
		1087	//const_iv (SET_RECNO)
		1088	//const_iv (MULTIPLE)
805	const_iv (SNAPSHOT)	1089	const_iv (SNAPSHOT)
806	const_iv (JOIN_ITEM)	1090	const_iv (JOIN_ITEM)
		1091	const_iv (JOIN_NOSORT)
807	const_iv (RMW)	1092	const_iv (RMW)
808		1093
809	const_iv (NOTFOUND)	1094	const_iv (NOTFOUND)
810	const_iv (KEYEMPTY)	1095	const_iv (KEYEMPTY)
811	const_iv (LOCK_DEADLOCK)	1096	const_iv (LOCK_DEADLOCK)
812	const_iv (LOCK_NOTGRANTED)	1097	const_iv (LOCK_NOTGRANTED)
813	const_iv (RUNRECOVERY)	1098	const_iv (RUNRECOVERY)
814	const_iv (OLD_VERSION)	1099	const_iv (OLD_VERSION)
815	const_iv (REP_HANDLE_DEAD)	1100	const_iv (REP_HANDLE_DEAD)
816	const_iv (REP_LOCKOUT)	1101	const_iv (REP_LOCKOUT)
		1102	const_iv (SECONDARY_BAD)
817		1103
818	const_iv (FREE_SPACE)	1104	const_iv (FREE_SPACE)
819	const_iv (FREELIST_ONLY)	1105	const_iv (FREELIST_ONLY)
820		1106
821	const_iv (APPEND)	1107	const_iv (APPEND)
822	const_iv (NODUPDATA)	1108	const_iv (NODUPDATA)
823	const_iv (NOOVERWRITE)	1109	const_iv (NOOVERWRITE)
824		1110
		1111	const_iv (TXN_NOWAIT)
		1112	const_iv (TXN_SYNC)
		1113
825	const_iv (SET_LOCK_TIMEOUT)	1114	const_iv (SET_LOCK_TIMEOUT)
826	const_iv (SET_TXN_TIMEOUT)	1115	const_iv (SET_TXN_TIMEOUT)
		1116
		1117	const_iv (FIRST)
		1118	const_iv (NEXT)
		1119	const_iv (NEXT_DUP)
		1120	const_iv (NEXT_NODUP)
		1121	const_iv (PREV)
		1122	const_iv (PREV_NODUP)
		1123	const_iv (SET)
		1124	const_iv (SET_RANGE)
		1125	const_iv (LAST)
		1126	const_iv (BEFORE)
		1127	const_iv (AFTER)
		1128	const_iv (CURRENT)
		1129	const_iv (KEYFIRST)
		1130	const_iv (KEYLAST)
		1131	const_iv (NODUPDATA)
		1132
		1133	const_iv (FORCE)
		1134
		1135	const_iv (LOCK_DEFAULT)
		1136	const_iv (LOCK_EXPIRE)
		1137	const_iv (LOCK_MAXLOCKS)
		1138	const_iv (LOCK_MAXWRITE)
		1139	const_iv (LOCK_MINLOCKS)
		1140	const_iv (LOCK_MINWRITE)
		1141	const_iv (LOCK_OLDEST)
		1142	const_iv (LOCK_RANDOM)
		1143	const_iv (LOCK_YOUNGEST)
		1144
		1145	const_iv (SEQ_DEC)
		1146	const_iv (SEQ_INC)
		1147	const_iv (SEQ_WRAP)
		1148
		1149	const_iv (BUFFER_SMALL)
		1150	const_iv (DONOTINDEX)
		1151	const_iv (KEYEMPTY )
		1152	const_iv (KEYEXIST )
		1153	const_iv (LOCK_DEADLOCK)
		1154	const_iv (LOCK_NOTGRANTED)
		1155	const_iv (LOG_BUFFER_FULL)
		1156	const_iv (NOSERVER)
		1157	const_iv (NOSERVER_HOME)
		1158	const_iv (NOSERVER_ID)
		1159	const_iv (NOTFOUND)
		1160	const_iv (PAGE_NOTFOUND)
		1161	const_iv (REP_DUPMASTER)
		1162	const_iv (REP_HANDLE_DEAD)
		1163	const_iv (REP_HOLDELECTION)
		1164	const_iv (REP_IGNORE)
		1165	const_iv (REP_ISPERM)
		1166	const_iv (REP_JOIN_FAILURE)
		1167	const_iv (REP_LOCKOUT)
		1168	const_iv (REP_NEWMASTER)
		1169	const_iv (REP_NEWSITE)
		1170	const_iv (REP_NOTPERM)
		1171	const_iv (REP_UNAVAIL)
		1172	const_iv (RUNRECOVERY)
		1173	const_iv (SECONDARY_BAD)
		1174	const_iv (VERIFY_BAD)
		1175	const_iv (VERSION_MISMATCH)
		1176
		1177	const_iv (VERB_DEADLOCK)
		1178	const_iv (VERB_RECOVERY)
		1179	const_iv (VERB_REGISTER)
		1180	const_iv (VERB_REPLICATION)
		1181	const_iv (VERB_WAITSFOR)
		1182
		1183	const_iv (VERSION_MAJOR)
		1184	const_iv (VERSION_MINOR)
		1185	const_iv (VERSION_PATCH)
		1186	#if DB_VERSION_MINOR >= 5
		1187	const_iv (MULTIVERSION)
		1188	const_iv (TXN_SNAPSHOT)
		1189	#endif
		1190	#if DB_VERSION_MINOR >= 6
		1191	const_iv (PREV_DUP)
		1192	const_iv (PRIORITY_UNCHANGED)
		1193	const_iv (PRIORITY_VERY_LOW)
		1194	const_iv (PRIORITY_LOW)
		1195	const_iv (PRIORITY_DEFAULT)
		1196	const_iv (PRIORITY_HIGH)
		1197	const_iv (PRIORITY_VERY_HIGH)
		1198	#endif
827	};	1199	};
828		1200
829	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1201	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
830	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1202	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
831		1203
832	create_pipe ();	1204	newCONSTSUB (stash, "VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));
		1205	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1206
		1207	create_respipe ();
		1208
833	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	1209	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		1210	#ifdef _WIN32
		1211	X_MUTEX_CHECK (wrklock);
		1212	X_MUTEX_CHECK (reslock);
		1213	X_MUTEX_CHECK (reqlock);
		1214
		1215	X_COND_CHECK (reqwait);
		1216	#endif
		1217	patch_errno ();
834	}	1218	}
835		1219
836	void	1220	void
837	max_poll_reqs (int nreqs)	1221	max_poll_reqs (int nreqs)
838	PROTOTYPE: $	1222	PROTOTYPE: $
…		…
957		1341
958	int	1342	int
959	nthreads ()	1343	nthreads ()
960	PROTOTYPE:	1344	PROTOTYPE:
961	CODE:	1345	CODE:
962	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1346	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
963	RETVAL = started;	1347	RETVAL = started;
964	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1348	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
965	OUTPUT:	1349	OUTPUT:
966	RETVAL	1350	RETVAL
967		1351
968	void	1352	void
969	set_sync_prepare (SV *cb)	1353	set_sync_prepare (SV *cb)
970	PROTOTYPE: &	1354	PROTOTYPE: &
971	CODE:	1355	CODE:
972	SvREFCNT_dec (prepare_cb);	1356	SvREFCNT_dec (prepare_cb);
973	prepare_cb = newSVsv (cb);	1357	prepare_cb = newSVsv (cb);
		1358
		1359	char *
		1360	strerror (int errorno = errno)
		1361	PROTOTYPE: ;$
		1362	CODE:
		1363	RETVAL = db_strerror (errorno);
		1364	OUTPUT:
		1365	RETVAL
974		1366
975	DB_ENV *	1367	DB_ENV *
976	db_env_create (U32 env_flags = 0)	1368	db_env_create (U32 env_flags = 0)
977	CODE:	1369	CODE:
978	{	1370	{
979	errno = db_env_create (&RETVAL, env_flags);	1371	errno = db_env_create (&RETVAL, env_flags);
980	if (errno)	1372	if (errno)
981	croak ("db_env_create: %s", db_strerror (errno));	1373	croak ("db_env_create: %s", db_strerror (errno));
		1374
		1375	if (0)
		1376	{
		1377	RETVAL->set_errcall (RETVAL, debug_errcall);
		1378	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1379	}
982	}	1380	}
983	OUTPUT:	1381	OUTPUT:
984	RETVAL	1382	RETVAL
985		1383
986	void	1384	void
987	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)	1385	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)
988	CODE:	1386	CODE:
989	{	1387	{
990	dREQ (REQ_ENV_OPEN);	1388	dREQ (REQ_ENV_OPEN);
		1389
991	req->env = env;	1390	req->env = env;
992	req->uint1 = open_flags | DB_THREAD;	1391	req->uint1 = open_flags | DB_THREAD;
993	req->int1 = mode;	1392	req->int1 = mode;
994	req->buf1 = strdup_ornull (db_home);	1393	req->buf1 = strdup_ornull (db_home);
995	REQ_SEND;	1394	REQ_SEND;
…		…
1001	{	1400	{
1002	dREQ (REQ_ENV_CLOSE);	1401	dREQ (REQ_ENV_CLOSE);
1003	req->env = env;	1402	req->env = env;
1004	req->uint1 = flags;	1403	req->uint1 = flags;
1005	REQ_SEND;	1404	REQ_SEND;
		1405	ptr_nuke (ST (0));
1006	}	1406	}
		1407
		1408	void
		1409	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
		1410	CODE:
		1411	{
		1412	dREQ (REQ_ENV_TXN_CHECKPOINT);
		1413	req->env = env;
		1414	req->uint1 = kbyte;
		1415	req->int1 = min;
		1416	req->uint2 = flags;
		1417	REQ_SEND;
		1418	}
		1419
		1420	void
		1421	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef)
		1422	CODE:
		1423	{
		1424	dREQ (REQ_ENV_LOCK_DETECT);
		1425	req->env = env;
		1426	req->uint1 = flags;
		1427	req->uint2 = atype;
		1428	REQ_SEND;
		1429	}
		1430
		1431	void
		1432	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)
		1433	CODE:
		1434	{
		1435	dREQ (REQ_ENV_MEMP_SYNC);
		1436	req->env = env;
		1437	REQ_SEND;
		1438	}
		1439
		1440	void
		1441	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)
		1442	CODE:
		1443	{
		1444	dREQ (REQ_ENV_MEMP_TRICKLE);
		1445	req->env = env;
		1446	req->int1 = percent;
		1447	REQ_SEND;
		1448	}
		1449
1007		1450
1008	DB *	1451	DB *
1009	db_create (DB_ENV *env = 0, U32 flags = 0)	1452	db_create (DB_ENV *env = 0, U32 flags = 0)
1010	CODE:	1453	CODE:
1011	{	1454	{
1012	errno = db_create (&RETVAL, env, flags);	1455	errno = db_create (&RETVAL, env, flags);
1013	if (errno)	1456	if (errno)
1014	croak ("db_env_create: %s", db_strerror (errno));	1457	croak ("db_create: %s", db_strerror (errno));
		1458
		1459	if (RETVAL)
		1460	RETVAL->app_private = (void *)newSVsv (ST (0));
1015	}	1461	}
1016	OUTPUT:	1462	OUTPUT:
1017	RETVAL	1463	RETVAL
1018		1464
1019	void	1465	void
1020	db_open (DB *db, DB_TXN *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1466	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)
1021	CODE:	1467	CODE:
1022	{	1468	{
1023	dREQ (REQ_DB_OPEN);	1469	dREQ (REQ_DB_OPEN);
1024	req->db = db;	1470	req->db = db;
1025	req->txn = txnid;	1471	req->txn = txnid;
…		…
1036	CODE:	1482	CODE:
1037	{	1483	{
1038	dREQ (REQ_DB_CLOSE);	1484	dREQ (REQ_DB_CLOSE);
1039	req->db = db;	1485	req->db = db;
1040	req->uint1 = flags;	1486	req->uint1 = flags;
		1487	req->sv1 = (SV *)db->app_private;
1041	REQ_SEND;	1488	REQ_SEND;
		1489	ptr_nuke (ST (0));
1042	}	1490	}
1043		1491
1044	void	1492	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)	1493	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:	1494	CODE:
1047	{	1495	{
1048	dREQ (REQ_DB_COMPACT);	1496	dREQ (REQ_DB_COMPACT);
1049	req->db = db;	1497	req->db = db;
1050	req->txn = txn;	1498	req->txn = txn;
1051	set_dbt (&req->dbt1, start);	1499	sv_to_dbt (&req->dbt1, start);
1052	set_dbt (&req->dbt2, stop);	1500	sv_to_dbt (&req->dbt2, stop);
1053	req->uint1 = flags;	1501	req->uint1 = flags;
1054	REQ_SEND;	1502	REQ_SEND;
1055	}	1503	}
1056		1504
1057	void	1505	void
…		…
1063	req->uint1 = flags;	1511	req->uint1 = flags;
1064	REQ_SEND;	1512	REQ_SEND;
1065	}	1513	}
1066		1514
1067	void	1515	void
		1516	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = &PL_sv_undef)
		1517	CODE:
		1518	{
		1519	dREQ (REQ_DB_SYNC);
		1520	req->db = db;
		1521	req->buf1 = strdup (file);
		1522	req->uint1 = flags;
		1523	REQ_SEND;
		1524	}
		1525
		1526	void
		1527	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)
		1528	CODE:
		1529	{
		1530	dREQ (REQ_DB_KEY_RANGE);
		1531	req->db = db;
		1532	req->txn = txn;
		1533	sv_to_dbt (&req->dbt1, key);
		1534	req->uint1 = flags;
		1535	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
		1536	REQ_SEND;
		1537	}
		1538
		1539	void
1068	db_put (DB *db, DB_TXN *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1540	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1069	CODE:	1541	CODE:
1070	{	1542	{
1071	dREQ (REQ_DB_PUT);	1543	dREQ (REQ_DB_PUT);
1072	req->db = db;	1544	req->db = db;
1073	req->txn = 0;	1545	req->txn = txn;
1074	set_dbt (&req->dbt1, key);	1546	sv_to_dbt (&req->dbt1, key);
1075	set_dbt (&req->dbt2, data);	1547	sv_to_dbt (&req->dbt2, data);
1076	req->uint1 = flags;	1548	req->uint1 = flags;
1077	REQ_SEND;	1549	REQ_SEND;
1078	}	1550	}
1079		1551
		1552	void
		1553	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1554	CODE:
		1555	if (SvREADONLY (data))
		1556	croak ("can't modify read-only data scalar in db_get");
		1557	{
		1558	dREQ (REQ_DB_GET);
		1559	req->db = db;
		1560	req->txn = txn;
		1561	req->uint1 = flags;
		1562	sv_to_dbt (&req->dbt1, key);
		1563	req->dbt3.flags = DB_DBT_MALLOC;
		1564	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1565	REQ_SEND;
		1566	}
		1567
		1568	void
		1569	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1570	CODE:
		1571	if (SvREADONLY (data))
		1572	croak ("can't modify read-only data scalar in db_pget");
		1573	{
		1574	dREQ (REQ_DB_PGET);
		1575	req->db = db;
		1576	req->txn = txn;
		1577	req->uint1 = flags;
		1578	sv_to_dbt (&req->dbt1, key);
		1579	sv_to_dbt (&req->dbt2, pkey);
		1580	req->dbt3.flags = DB_DBT_MALLOC;
		1581	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1582	REQ_SEND;
		1583	}
		1584
		1585	void
		1586	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)
		1587	CODE:
		1588	{
		1589	dREQ (REQ_DB_DEL);
		1590	req->db = db;
		1591	req->txn = txn;
		1592	req->uint1 = flags;
		1593	sv_to_dbt (&req->dbt1, key);
		1594	REQ_SEND;
		1595	}
		1596
		1597	void
		1598	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)
		1599	CODE:
		1600	{
		1601	dREQ (REQ_TXN_COMMIT);
		1602	req->txn = txn;
		1603	req->uint1 = flags;
		1604	REQ_SEND;
		1605	ptr_nuke (ST (0));
		1606	}
		1607
		1608	void
		1609	db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)
		1610	CODE:
		1611	{
		1612	dREQ (REQ_TXN_ABORT);
		1613	req->txn = txn;
		1614	REQ_SEND;
		1615	ptr_nuke (ST (0));
		1616	}
		1617
		1618	void
		1619	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)
		1620	CODE:
		1621	{
		1622	dREQ (REQ_TXN_FINISH);
		1623	req->txn = txn;
		1624	req->uint1 = flags;
		1625	REQ_SEND;
		1626	ptr_nuke (ST (0));
		1627	}
		1628
		1629	void
		1630	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
		1631	CODE:
		1632	{
		1633	dREQ (REQ_C_CLOSE);
		1634	req->dbc = dbc;
		1635	REQ_SEND;
		1636	ptr_nuke (ST (0));
		1637	}
		1638
		1639	void
		1640	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)
		1641	CODE:
		1642	{
		1643	dREQ (REQ_C_COUNT);
		1644	req->dbc = dbc;
		1645	req->sv1 = SvREFCNT_inc (count);
		1646	REQ_SEND;
		1647	}
		1648
		1649	void
		1650	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1651	CODE:
		1652	{
		1653	dREQ (REQ_C_PUT);
		1654	req->dbc = dbc;
		1655	sv_to_dbt (&req->dbt1, key);
		1656	sv_to_dbt (&req->dbt2, data);
		1657	req->uint1 = flags;
		1658	REQ_SEND;
		1659	}
		1660
		1661	void
		1662	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1663	CODE:
		1664	{
		1665	dREQ (REQ_C_GET);
		1666	req->dbc = dbc;
		1667	req->uint1 = flags;
		1668	if ((flags & DB_SET) == DB_SET
		1669	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1670	sv_to_dbt (&req->dbt1, key);
		1671	else
		1672	req->dbt1.flags = DB_DBT_MALLOC;
		1673
		1674	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1675
		1676	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1677	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1678	sv_to_dbt (&req->dbt3, data);
		1679	else
		1680	req->dbt3.flags = DB_DBT_MALLOC;
		1681
		1682	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1683	REQ_SEND;
		1684	}
		1685
		1686	void
		1687	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
		1688	CODE:
		1689	{
		1690	dREQ (REQ_C_PGET);
		1691	req->dbc = dbc;
		1692	req->uint1 = flags;
		1693	if ((flags & DB_SET) == DB_SET
		1694	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
		1695	sv_to_dbt (&req->dbt1, key);
		1696	else
		1697	req->dbt1.flags = DB_DBT_MALLOC;
		1698
		1699	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1700
		1701	req->dbt2.flags = DB_DBT_MALLOC;
		1702	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1703
		1704	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
		1705	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
		1706	sv_to_dbt (&req->dbt3, data);
		1707	else
		1708	req->dbt3.flags = DB_DBT_MALLOC;
		1709
		1710	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1711	REQ_SEND;
		1712	}
		1713
		1714	void
		1715	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)
		1716	CODE:
		1717	{
		1718	dREQ (REQ_C_DEL);
		1719	req->dbc = dbc;
		1720	req->uint1 = flags;
		1721	REQ_SEND;
		1722	}
		1723
		1724
		1725	void
		1726	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)
		1727	CODE:
		1728	{
		1729	dREQ (REQ_SEQ_OPEN);
		1730	req->seq = seq;
		1731	req->txn = txnid;
		1732	req->uint1 = flags | DB_THREAD;
		1733	sv_to_dbt (&req->dbt1, key);
		1734	REQ_SEND;
		1735	}
		1736
		1737	void
		1738	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)
		1739	CODE:
		1740	{
		1741	dREQ (REQ_SEQ_CLOSE);
		1742	req->seq = seq;
		1743	req->uint1 = flags;
		1744	REQ_SEND;
		1745	ptr_nuke (ST (0));
		1746	}
		1747
		1748	void
		1749	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)
		1750	CODE:
		1751	{
		1752	dREQ (REQ_SEQ_GET);
		1753	req->seq = seq;
		1754	req->txn = txnid;
		1755	req->int1 = delta;
		1756	req->uint1 = flags;
		1757	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
		1758	REQ_SEND;
		1759	}
		1760
		1761	void
		1762	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
		1763	CODE:
		1764	{
		1765	dREQ (REQ_SEQ_REMOVE);
		1766	req->seq = seq;
		1767	req->txn = txnid;
		1768	req->uint1 = flags;
		1769	REQ_SEND;
		1770	}
		1771
1080		1772
1081	MODULE = BDB PACKAGE = BDB::Env	1773	MODULE = BDB PACKAGE = BDB::Env
1082		1774
		1775	void
		1776	DESTROY (DB_ENV_ornuked *env)
		1777	CODE:
		1778	if (env)
		1779	env->close (env, 0);
		1780
		1781	int set_data_dir (DB_ENV *env, const char *dir)
		1782	CODE:
		1783	RETVAL = env->set_data_dir (env, dir);
		1784	OUTPUT:
		1785	RETVAL
		1786
		1787	int set_tmp_dir (DB_ENV *env, const char *dir)
		1788	CODE:
		1789	RETVAL = env->set_tmp_dir (env, dir);
		1790	OUTPUT:
		1791	RETVAL
		1792
		1793	int set_lg_dir (DB_ENV *env, const char *dir)
		1794	CODE:
		1795	RETVAL = env->set_lg_dir (env, dir);
		1796	OUTPUT:
		1797	RETVAL
		1798
		1799	int set_shm_key (DB_ENV *env, long shm_key)
		1800	CODE:
		1801	RETVAL = env->set_shm_key (env, shm_key);
		1802	OUTPUT:
		1803	RETVAL
		1804
1083	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)	1805	int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)
1084	CODE:	1806	CODE:
1085	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	1807	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1086	OUTPUT:	1808	OUTPUT:
1087	RETVAL	1809	RETVAL
1088		1810
1089	int set_flags (DB_ENV *env, U32 flags, int onoff)	1811	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1090	CODE:	1812	CODE:
1091	RETVAL = env->set_flags (env, flags, onoff);	1813	RETVAL = env->set_flags (env, flags, onoff);
1092	OUTPUT:	1814	OUTPUT:
1093	RETVAL	1815	RETVAL
1094		1816
		1817	void set_errfile (DB_ENV *env, FILE *errfile = 0)
		1818	CODE:
		1819	env->set_errfile (env, errfile);
		1820
		1821	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
		1822	CODE:
		1823	env->set_msgfile (env, msgfile);
		1824
		1825	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
		1826	CODE:
		1827	RETVAL = env->set_verbose (env, which, onoff);
		1828	OUTPUT:
		1829	RETVAL
		1830
1095	int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)	1831	int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)
1096	CODE:	1832	CODE:
1097	RETVAL = env->set_encrypt (env, password, flags);	1833	RETVAL = env->set_encrypt (env, password, flags);
1098	OUTPUT:	1834	OUTPUT:
1099	RETVAL	1835	RETVAL
1100		1836
1101	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	1837	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1102	CODE:	1838	CODE:
1103	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	1839	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1104	OUTPUT:	1840	OUTPUT:
1105	RETVAL	1841	RETVAL
1106		1842
		1843	int set_mp_max_openfd (DB_ENV *env, int maxopenfd);
		1844	CODE:
		1845	RETVAL = env->set_mp_max_openfd (env, maxopenfd);
		1846	OUTPUT:
		1847	RETVAL
		1848
		1849	int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep);
		1850	CODE:
		1851	RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep);
		1852	OUTPUT:
		1853	RETVAL
		1854
		1855	int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb)
		1856	CODE:
		1857	RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
		1858	OUTPUT:
		1859	RETVAL
		1860
		1861	int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
		1862	CODE:
		1863	RETVAL = env->set_lk_detect (env, detect);
		1864	OUTPUT:
		1865	RETVAL
		1866
		1867	int set_lk_max_lockers (DB_ENV *env, U32 max)
		1868	CODE:
		1869	RETVAL = env->set_lk_max_lockers (env, max);
		1870	OUTPUT:
		1871	RETVAL
		1872
		1873	int set_lk_max_locks (DB_ENV *env, U32 max)
		1874	CODE:
		1875	RETVAL = env->set_lk_max_locks (env, max);
		1876	OUTPUT:
		1877	RETVAL
		1878
		1879	int set_lk_max_objects (DB_ENV *env, U32 max)
		1880	CODE:
		1881	RETVAL = env->set_lk_max_objects (env, max);
		1882	OUTPUT:
		1883	RETVAL
		1884
		1885	int set_lg_bsize (DB_ENV *env, U32 max)
		1886	CODE:
		1887	RETVAL = env->set_lg_bsize (env, max);
		1888	OUTPUT:
		1889	RETVAL
		1890
		1891	int set_lg_max (DB_ENV *env, U32 max)
		1892	CODE:
		1893	RETVAL = env->set_lg_max (env, max);
		1894	OUTPUT:
		1895	RETVAL
		1896
		1897	int mutex_set_max (DB_ENV *env, U32 max)
		1898	CODE:
		1899	RETVAL = env->mutex_set_max (env, max);
		1900	OUTPUT:
		1901	RETVAL
		1902
		1903	int mutex_set_increment (DB_ENV *env, U32 increment)
		1904	CODE:
		1905	RETVAL = env->mutex_set_increment (env, increment);
		1906	OUTPUT:
		1907	RETVAL
		1908
		1909	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		1910	CODE:
		1911	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		1912	OUTPUT:
		1913	RETVAL
		1914
		1915	int mutex_set_align (DB_ENV *env, U32 align)
		1916	CODE:
		1917	RETVAL = env->mutex_set_align (env, align);
		1918	OUTPUT:
		1919	RETVAL
		1920
		1921	DB_TXN *
		1922	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
		1923	CODE:
		1924	errno = env->txn_begin (env, parent, &RETVAL, flags);
		1925	if (errno)
		1926	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
		1927	OUTPUT:
		1928	RETVAL
1107		1929
1108	MODULE = BDB PACKAGE = BDB::Db	1930	MODULE = BDB PACKAGE = BDB::Db
1109		1931
		1932	void
		1933	DESTROY (DB_ornuked *db)
		1934	CODE:
		1935	if (db)
		1936	{
		1937	SV *env = (SV *)db->app_private;
		1938	db->close (db, 0);
		1939	SvREFCNT_dec (env);
		1940	}
		1941
1110	int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0)	1942	int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0)
1111	CODE:	1943	CODE:
1112	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	1944	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1113	OUTPUT:	1945	OUTPUT:
1114	RETVAL	1946	RETVAL
1115		1947
1116	int set_flags (DB *db, U32 flags);	1948	int set_flags (DB *db, U32 flags)
1117	CODE:	1949	CODE:
1118	RETVAL = db->set_flags (db, flags);	1950	RETVAL = db->set_flags (db, flags);
1119	OUTPUT:	1951	OUTPUT:
1120	RETVAL	1952	RETVAL
1121		1953
…		…
1129	CODE:	1961	CODE:
1130	RETVAL = db->set_lorder (db, lorder);	1962	RETVAL = db->set_lorder (db, lorder);
1131	OUTPUT:	1963	OUTPUT:
1132	RETVAL	1964	RETVAL
1133		1965
1134
1135	int set_bt_minkey (DB *db, U32 minkey)	1966	int set_bt_minkey (DB *db, U32 minkey)
1136	CODE:	1967	CODE:
1137	RETVAL = db->set_bt_minkey (db, minkey);	1968	RETVAL = db->set_bt_minkey (db, minkey);
1138	OUTPUT:	1969	OUTPUT:
1139	RETVAL	1970	RETVAL
1140		1971
1141	int set_re_delim(DB *db, int delim);	1972	int set_re_delim (DB *db, int delim)
1142	CODE:	1973	CODE:
1143	RETVAL = db->set_re_delim (db, delim);	1974	RETVAL = db->set_re_delim (db, delim);
1144	OUTPUT:	1975	OUTPUT:
1145	RETVAL	1976	RETVAL
1146		1977
…		…
1178	CODE:	2009	CODE:
1179	RETVAL = db->set_q_extentsize (db, extentsize);	2010	RETVAL = db->set_q_extentsize (db, extentsize);
1180	OUTPUT:	2011	OUTPUT:
1181	RETVAL	2012	RETVAL
1182		2013
		2014	DBC *
		2015	cursor (DB *db, DB_TXN_ornull *txn = 0, U32 flags = 0)
		2016	CODE:
		2017	errno = db->cursor (db, txn, &RETVAL, flags);
		2018	if (errno)
		2019	croak ("DB->cursor: %s", db_strerror (errno));
		2020	OUTPUT:
		2021	RETVAL
1183		2022
		2023	DB_SEQUENCE *
		2024	sequence (DB *db, U32 flags = 0)
		2025	CODE:
		2026	{
		2027	errno = db_sequence_create (&RETVAL, db, flags);
		2028	if (errno)
		2029	croak ("db_sequence_create: %s", db_strerror (errno));
		2030	}
		2031	OUTPUT:
		2032	RETVAL
		2033
		2034
		2035	MODULE = BDB PACKAGE = BDB::Txn
		2036
		2037	void
		2038	DESTROY (DB_TXN_ornuked *txn)
		2039	CODE:
		2040	if (txn)
		2041	txn->abort (txn);
		2042
		2043	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
		2044	CODE:
		2045	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
		2046	OUTPUT:
		2047	RETVAL
		2048
		2049	int failed (DB_TXN *txn)
		2050	CODE:
		2051	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2052	OUTPUT:
		2053	RETVAL
		2054
		2055
		2056	MODULE = BDB PACKAGE = BDB::Cursor
		2057
		2058	void
		2059	DESTROY (DBC_ornuked *dbc)
		2060	CODE:
		2061	if (dbc)
		2062	dbc->c_close (dbc);
		2063
		2064	#if DB_VERSION_MINOR >= 6
		2065
		2066	int set_priority (DBC *dbc, int priority)
		2067	CODE:
		2068	dbc->set_priority (dbc, priority);
		2069
		2070	#endif
		2071
		2072	MODULE = BDB PACKAGE = BDB::Sequence
		2073
		2074	void
		2075	DESTROY (DB_SEQUENCE_ornuked *seq)
		2076	CODE:
		2077	if (seq)
		2078	seq->close (seq, 0);
		2079
		2080	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
		2081	CODE:
		2082	RETVAL = seq->initial_value (seq, value);
		2083	OUTPUT:
		2084	RETVAL
		2085
		2086	int set_cachesize (DB_SEQUENCE *seq, U32 size)
		2087	CODE:
		2088	RETVAL = seq->set_cachesize (seq, size);
		2089	OUTPUT:
		2090	RETVAL
		2091
		2092	int set_flags (DB_SEQUENCE *seq, U32 flags)
		2093	CODE:
		2094	RETVAL = seq->set_flags (seq, flags);
		2095	OUTPUT:
		2096	RETVAL
		2097
		2098	int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max)
		2099	CODE:
		2100	RETVAL = seq->set_range (seq, min, max);
		2101	OUTPUT:
		2102	RETVAL
		2103
		2104

Diff Legend

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