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

Comparing BDB/BDB.xs (file contents):
Revision 1.12 by root, Sun Jul 8 09:16:19 2007 UTC vs.
Revision 1.70 by root, Wed Jul 15 14:53:52 2009 UTC

…		…
		1	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
		2
1	#include "xthread.h"	3	#include "xthread.h"
2		4
3	#include <errno.h>	5	#include <errno.h>
4		6
5	#include "EXTERN.h"	7	#include "EXTERN.h"
6	#include "perl.h"	8	#include "perl.h"
7	#include "XSUB.h"	9	#include "XSUB.h"
8		10
		11	#include "schmorp.h"
		12
		13	// perl stupidly defines these as argument-less macros, breaking
		14	// lots and lots of code.
		15	#undef open
		16	#undef close
		17	#undef abort
		18	#undef malloc
		19	#undef free
		20	#undef send
		21
9	#include <stddef.h>	22	#include <stddef.h>
10	#include <stdlib.h>	23	#include <stdlib.h>
11	#include <errno.h>	24	#include <errno.h>
12	#include <sys/time.h>
13	#include <sys/types.h>	25	#include <sys/types.h>
14	#include <limits.h>	26	#include <limits.h>
15	#include <unistd.h>
16	#include <fcntl.h>	27	#include <fcntl.h>
17		28
		29	#ifndef _WIN32
		30	# include <sys/time.h>
		31	# include <unistd.h>
		32	#endif
		33
18	#include <db.h>	34	#include <db.h>
19		35
20	#if DB_VERSION_MAJOR < 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 5)	36	#if DB_VERSION_MAJOR != 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
21	# error you need Berkeley DB 4.5 or newer installed	37	# error you need Berkeley DB 4.3 or a newer 4.x version installed
22	#endif	38	#endif
23		39
24	/* number of seconds after which idle threads exit */	40	/* number of seconds after which idle threads exit */
25	#define IDLE_TIMEOUT 10	41	#define IDLE_TIMEOUT 10
		42
		43	typedef SV SV_mutable;
26		44
27	typedef DB_ENV DB_ENV_ornull;	45	typedef DB_ENV DB_ENV_ornull;
28	typedef DB_TXN DB_TXN_ornull;	46	typedef DB_TXN DB_TXN_ornull;
29	typedef DBC DBC_ornull;	47	typedef DBC DBC_ornull;
30	typedef DB DB_ornull;	48	typedef DB DB_ornull;
		49
		50	typedef DB_ENV DB_ENV_ornuked;
		51	typedef DB_TXN DB_TXN_ornuked;
		52	typedef DBC DBC_ornuked;
		53	typedef DB DB_ornuked;
		54
		55	#if DB_VERSION_MINOR >= 3
31	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	56	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		57	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		58	#endif
32		59
33	typedef SV SV8; /* byte-sv, used for argument-checking */	60	typedef char *bdb_filename;
34	typedef char *octetstring;
35		61
36	static SV *prepare_cb;	62	static SV *prepare_cb;
37		63
		64	#if DB_VERSION_MINOR >= 6
		65	# define c_close close
		66	# define c_count count
		67	# define c_del del
		68	# define c_dup dup
		69	# define c_get get
		70	# define c_pget pget
		71	# define c_put put
		72	#endif
		73
38	static inline char *	74	static char *
		75	get_bdb_filename (SV *sv)
		76	{
		77	if (!SvOK (sv))
		78	return 0;
		79
		80	#if _WIN32
		81	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		82	{
		83	STRLEN len;
		84	char *src = SvPVbyte (sv, len);
		85	SV *t1 = sv_newmortal ();
		86	SV *t2 = sv_newmortal ();
		87
		88	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		89	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		90
		91	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		92	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		93	SvPOK_only (t2);
		94	SvPVX (t2)[len] = 0;
		95	SvCUR_set (t2, len);
		96
		97	return SvPVX (t2);
		98	}
		99	#else
		100	return SvPVbyte_nolen (sv);
		101	#endif
		102	}
		103
		104	static void
		105	debug_errcall (const DB_ENV dbenv, const char errpfx, const char *msg)
		106	{
		107	printf ("err[%s]\n", msg);
		108	}
		109
		110	static void
		111	debug_msgcall (const DB_ENV dbenv, const char msg)
		112	{
		113	printf ("msg[%s]\n", msg);
		114	}
		115
		116	static char *
39	strdup_ornull (const char *s)	117	strdup_ornull (const char *s)
40	{	118	{
41	return s ? strdup (s) : 0;	119	return s ? strdup (s) : 0;
42	}	120	}
43		121
44	static inline void	122	static void
45	sv_to_dbt (DBT dbt, SV sv)	123	sv_to_dbt (DBT dbt, SV sv)
46	{	124	{
47	STRLEN len;	125	STRLEN len;
48	char *data = SvPVbyte (sv, len);	126	char *data = SvPVbyte (sv, len);
49		127
51	memcpy (dbt->data, data, len);	129	memcpy (dbt->data, data, len);
52	dbt->size = len;	130	dbt->size = len;
53	dbt->flags = DB_DBT_REALLOC;	131	dbt->flags = DB_DBT_REALLOC;
54	}	132	}
55		133
56	static inline void	134	static void
57	dbt_to_sv (SV sv, DBT dbt)	135	dbt_to_sv (SV sv, DBT dbt)
58	{	136	{
59	if (sv)	137	if (sv)
60	{	138	{
61	SvREADONLY_off (sv);	139	SvREADONLY_off (sv);
		140
		141	if (dbt->data)
62	sv_setpvn_mg (sv, dbt->data, dbt->size);	142	sv_setpvn_mg (sv, dbt->data, dbt->size);
		143	else
		144	sv_setsv_mg (sv, &PL_sv_undef);
		145
63	SvREFCNT_dec (sv);	146	SvREFCNT_dec (sv);
64	}	147	}
65		148
66	free (dbt->data);	149	free (dbt->data);
67	}	150	}
68		151
69	enum {	152	enum {
70	REQ_QUIT,	153	REQ_QUIT,
71	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	154	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
72	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	155	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
		156	REQ_ENV_LOG_ARCHIVE,
73	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC,	157	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_VERIFY, REQ_DB_UPGRADE,
74	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	158	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
75	REQ_TXN_COMMIT, REQ_TXN_ABORT,	159	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
76	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,	160	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
77	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,	161	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
78	};	162	};
79		163
80	typedef struct aio_cb	164	typedef struct bdb_cb
81	{	165	{
82	struct aio_cb *volatile next;	166	struct bdb_cb *volatile next;
83	SV *callback;	167	SV *callback;
84	int type, pri, result;	168	int type, pri, result;
85		169
86	DB_ENV *env;	170	DB_ENV *env;
87	DB *db;	171	DB *db;
…		…
89	DBC *dbc;	173	DBC *dbc;
90		174
91	UV uv1;	175	UV uv1;
92	int int1, int2;	176	int int1, int2;
93	U32 uint1, uint2;	177	U32 uint1, uint2;
94	char buf1, buf2;	178	char buf1, buf2, *buf3;
95	SV sv1, sv2, *sv3;	179	SV sv1, sv2, *sv3;
96		180
97	DBT dbt1, dbt2, dbt3;	181	DBT dbt1, dbt2, dbt3;
98	DB_KEY_RANGE key_range;	182	DB_KEY_RANGE key_range;
		183	#if DB_VERSION_MINOR >= 3
99	DB_SEQUENCE *seq;	184	DB_SEQUENCE *seq;
100	db_seq_t seq_t;	185	db_seq_t seq_t;
101	} aio_cb;	186	#endif
102		187
		188	SV rsv1, rsv2; // keep some request objects alive
		189	} bdb_cb;
		190
103	typedef aio_cb *aio_req;	191	typedef bdb_cb *bdb_req;
104		192
105	enum {	193	enum {
106	PRI_MIN = -4,	194	PRI_MIN = -4,
107	PRI_MAX = 4,	195	PRI_MAX = 4,
108		196
…		…
111	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	199	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
112	};	200	};
113		201
114	#define AIO_TICKS ((1000000 + 1023) >> 10)	202	#define AIO_TICKS ((1000000 + 1023) >> 10)
115		203
		204	static SV *on_next_submit;
		205
116	static unsigned int max_poll_time = 0;	206	static unsigned int max_poll_time = 0;
117	static unsigned int max_poll_reqs = 0;	207	static unsigned int max_poll_reqs = 0;
118		208
119	/* calculcate time difference in ~1/AIO_TICKS of a second */	209	/* calculcate time difference in ~1/AIO_TICKS of a second */
120	static int tvdiff (struct timeval tv1, struct timeval tv2)	210	static int tvdiff (struct timeval tv1, struct timeval tv2)
…		…
135	struct worker prev, next;	225	struct worker prev, next;
136		226
137	thread_t tid;	227	thread_t tid;
138		228
139	/* locked by reslock, reqlock or wrklock */	229	/* locked by reslock, reqlock or wrklock */
140	aio_req req; /* currently processed request */	230	bdb_req req; /* currently processed request */
141	void *dbuf;	231	void *dbuf;
142	DIR *dirp;	232	DIR *dirp;
143	} worker;	233	} worker;
144		234
145	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	235	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
157	}	247	}
158		248
159	static volatile unsigned int nreqs, nready, npending;	249	static volatile unsigned int nreqs, nready, npending;
160	static volatile unsigned int max_idle = 4;	250	static volatile unsigned int max_idle = 4;
161	static volatile unsigned int max_outstanding = 0xffffffff;	251	static volatile unsigned int max_outstanding = 0xffffffff;
162	static int respipe [2];	252	static s_epipe respipe;
163		253
164	static mutex_t reslock = X_MUTEX_INIT;	254	static mutex_t reslock = X_MUTEX_INIT;
165	static mutex_t reqlock = X_MUTEX_INIT;	255	static mutex_t reqlock = X_MUTEX_INIT;
166	static cond_t reqwait = X_COND_INIT;	256	static cond_t reqwait = X_COND_INIT;
167		257
168	#if WORDACCESS_UNSAFE	258	#if WORDACCESS_UNSAFE
169		259
170	static unsigned int get_nready ()	260	static unsigned int get_nready (void)
171	{	261	{
172	unsigned int retval;	262	unsigned int retval;
173		263
174	X_LOCK (reqlock);	264	X_LOCK (reqlock);
175	retval = nready;	265	retval = nready;
176	X_UNLOCK (reqlock);	266	X_UNLOCK (reqlock);
177		267
178	return retval;	268	return retval;
179	}	269	}
180		270
181	static unsigned int get_npending ()	271	static unsigned int get_npending (void)
182	{	272	{
183	unsigned int retval;	273	unsigned int retval;
184		274
185	X_LOCK (reslock);	275	X_LOCK (reslock);
186	retval = npending;	276	retval = npending;
187	X_UNLOCK (reslock);	277	X_UNLOCK (reslock);
188		278
189	return retval;	279	return retval;
190	}	280	}
191		281
192	static unsigned int get_nthreads ()	282	static unsigned int get_nthreads (void)
193	{	283	{
194	unsigned int retval;	284	unsigned int retval;
195		285
196	X_LOCK (wrklock);	286	X_LOCK (wrklock);
197	retval = started;	287	retval = started;
…		…
212	* a somewhat faster data structure might be nice, but	302	* a somewhat faster data structure might be nice, but
213	* with 8 priorities this actually needs <20 insns	303	* with 8 priorities this actually needs <20 insns
214	* per shift, the most expensive operation.	304	* per shift, the most expensive operation.
215	*/	305	*/
216	typedef struct {	306	typedef struct {
217	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	307	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
218	int size;	308	int size;
219	} reqq;	309	} reqq;
220		310
221	static reqq req_queue;	311	static reqq req_queue;
222	static reqq res_queue;	312	static reqq res_queue;
223		313
224	int reqq_push (reqq *q, aio_req req)	314	int reqq_push (reqq *q, bdb_req req)
225	{	315	{
226	int pri = req->pri;	316	int pri = req->pri;
227	req->next = 0;	317	req->next = 0;
228		318
229	if (q->qe[pri])	319	if (q->qe[pri])
…		…
235	q->qe[pri] = q->qs[pri] = req;	325	q->qe[pri] = q->qs[pri] = req;
236		326
237	return q->size++;	327	return q->size++;
238	}	328	}
239		329
240	aio_req reqq_shift (reqq *q)	330	bdb_req reqq_shift (reqq *q)
241	{	331	{
242	int pri;	332	int pri;
243		333
244	if (!q->size)	334	if (!q->size)
245	return 0;	335	return 0;
246		336
247	--q->size;	337	--q->size;
248		338
249	for (pri = NUM_PRI; pri--; )	339	for (pri = NUM_PRI; pri--; )
250	{	340	{
251	aio_req req = q->qs[pri];	341	bdb_req req = q->qs[pri];
252		342
253	if (req)	343	if (req)
254	{	344	{
255	if (!(q->qs[pri] = req->next))	345	if (!(q->qs[pri] = req->next))
256	q->qe[pri] = 0;	346	q->qe[pri] = 0;
…		…
260	}	350	}
261		351
262	abort ();	352	abort ();
263	}	353	}
264		354
265	static int poll_cb ();	355	static int poll_cb (void);
266	static void req_free (aio_req req);	356	static void req_free (bdb_req req);
267	static void req_cancel (aio_req req);
268		357
269	static int req_invoke (aio_req req)	358	static int req_invoke (bdb_req req)
270	{	359	{
271	dSP;	360	switch (req->type)
272
273	if (SvOK (req->callback))
274	{	361	{
		362	case REQ_DB_CLOSE:
		363	SvREFCNT_dec (req->sv1);
		364	break;
		365
		366	case REQ_DB_GET:
		367	case REQ_DB_PGET:
		368	case REQ_C_GET:
		369	case REQ_C_PGET:
		370	case REQ_DB_PUT:
		371	case REQ_C_PUT:
		372	dbt_to_sv (req->sv1, &req->dbt1);
		373	dbt_to_sv (req->sv2, &req->dbt2);
		374	dbt_to_sv (req->sv3, &req->dbt3);
		375	break;
		376
		377	case REQ_DB_KEY_RANGE:
		378	{
		379	AV *av = newAV ();
		380
		381	av_push (av, newSVnv (req->key_range.less));
		382	av_push (av, newSVnv (req->key_range.equal));
		383	av_push (av, newSVnv (req->key_range.greater));
		384
		385	av = (AV )newRV_noinc ((SV )av);
		386
		387	SvREADONLY_off (req->sv1);
		388	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		389	SvREFCNT_dec (av);
		390	SvREFCNT_dec (req->sv1);
		391	}
		392	break;
		393
		394	#if DB_VERSION_MINOR >= 3
		395	case REQ_SEQ_GET:
		396	SvREADONLY_off (req->sv1);
		397
		398	if (sizeof (IV) > 4)
		399	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		400	else
		401	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		402
		403	SvREFCNT_dec (req->sv1);
		404	break;
		405	#endif
		406
		407	case REQ_ENV_LOG_ARCHIVE:
		408	{
		409	AV *av = newAV ();
		410	char listp = (char )req->buf1;
		411
		412	if (listp)
		413	while (*listp)
		414	av_push (av, newSVpv (*listp, 0)), ++listp;
		415
		416	av = (AV )newRV_noinc ((SV )av);
		417
		418	SvREADONLY_off (req->sv1);
		419	sv_setsv_mg (req->sv1, (SV *)av);
		420	SvREFCNT_dec (av);
		421	SvREFCNT_dec (req->sv1);
		422	}
		423	break;
		424	}
		425
		426	errno = req->result;
		427
		428	if (req->callback)
		429	{
		430	dSP;
		431
275	ENTER;	432	ENTER;
276	SAVETMPS;	433	SAVETMPS;
277	PUSHMARK (SP);	434	PUSHMARK (SP);
278		435
279	switch (req->type)
280	{
281	case REQ_DB_CLOSE:
282	SvREFCNT_dec (req->sv1);
283	break;
284
285	case REQ_DB_GET:
286	case REQ_DB_PGET:
287	dbt_to_sv (req->sv3, &req->dbt3);
288	break;
289
290	case REQ_C_GET:
291	case REQ_C_PGET:
292	dbt_to_sv (req->sv1, &req->dbt1);
293	dbt_to_sv (req->sv2, &req->dbt2);
294	dbt_to_sv (req->sv3, &req->dbt3);
295	break;
296
297	case REQ_DB_KEY_RANGE:
298	{
299	AV *av = newAV ();
300
301	av_push (av, newSVnv (req->key_range.less));
302	av_push (av, newSVnv (req->key_range.equal));
303	av_push (av, newSVnv (req->key_range.greater));
304
305	SvREADONLY_off (req->sv1);
306	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
307	SvREFCNT_dec (req->sv1);
308	}
309	break;
310
311	case REQ_SEQ_GET:
312	SvREADONLY_off (req->sv1);
313
314	if (sizeof (IV) > 4)
315	sv_setiv_mg (req->sv1, req->seq_t);
316	else
317	sv_setnv_mg (req->sv1, req->seq_t);
318
319	SvREFCNT_dec (req->sv1);
320	break;
321	}
322
323	errno = req->result;
324
325	PUTBACK;	436	PUTBACK;
326	call_sv (req->callback, G_VOID \| G_EVAL);	437	call_sv (req->callback, G_VOID \| G_EVAL);
327	SPAGAIN;	438	SPAGAIN;
328		439
329	FREETMPS;	440	FREETMPS;
330	LEAVE;	441	LEAVE;
		442
		443	return !SvTRUE (ERRSV);
331	}	444	}
332		445
333	return !SvTRUE (ERRSV);	446	return 1;
334	}	447	}
335		448
336	static void req_free (aio_req req)	449	static void req_free (bdb_req req)
337	{	450	{
		451	SvREFCNT_dec (req->callback);
		452
		453	SvREFCNT_dec (req->rsv1);
		454	SvREFCNT_dec (req->rsv2);
		455
338	free (req->buf1);	456	free (req->buf1);
339	free (req->buf2);	457	free (req->buf2);
		458	free (req->buf3);
		459
340	Safefree (req);	460	Safefree (req);
341	}	461	}
342		462
343	static void aio_proc (void arg);	463	static void
		464	create_respipe (void)
		465	{
		466	if (s_epipe_renew (&respipe))
		467	croak ("BDB: unable to create event pipe");
		468	}
		469
		470	static void bdb_request (bdb_req req);
		471	X_THREAD_PROC (bdb_proc);
344		472
345	static void start_thread (void)	473	static void start_thread (void)
346	{	474	{
347	worker *wrk = calloc (1, sizeof (worker));	475	worker *wrk = calloc (1, sizeof (worker));
348		476
349	if (!wrk)	477	if (!wrk)
350	croak ("unable to allocate worker thread data");	478	croak ("unable to allocate worker thread data");
351		479
352	X_LOCK (wrklock);	480	X_LOCK (wrklock);
353	if (thread_create (&wrk->tid, aio_proc, (void *)wrk))	481	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
354	{	482	{
355	wrk->prev = &wrk_first;	483	wrk->prev = &wrk_first;
356	wrk->next = wrk_first.next;	484	wrk->next = wrk_first.next;
357	wrk_first.next->prev = wrk;	485	wrk_first.next->prev = wrk;
358	wrk_first.next = wrk;	486	wrk_first.next = wrk;
…		…
362	free (wrk);	490	free (wrk);
363		491
364	X_UNLOCK (wrklock);	492	X_UNLOCK (wrklock);
365	}	493	}
366		494
367	static void maybe_start_thread ()	495	static void maybe_start_thread (void)
368	{	496	{
369	if (get_nthreads () >= wanted)	497	if (get_nthreads () >= wanted)
370	return;	498	return;
371		499
372	/* todo: maybe use idle here, but might be less exact */	500	/* todo: maybe use idle here, but might be less exact */
…		…
374	return;	502	return;
375		503
376	start_thread ();	504	start_thread ();
377	}	505	}
378		506
379	static void req_send (aio_req req)	507	static void req_send (bdb_req req)
380	{	508	{
381	SV *wait_callback = 0;	509	SV *wait_callback = 0;
382		510
383	// synthesize callback if none given	511	if (on_next_submit)
384	if (!SvOK (req->callback))
385	{	512	{
386	dSP;	513	dSP;
		514	SV *cb = sv_2mortal (on_next_submit);
		515
		516	on_next_submit = 0;
		517
387	PUSHMARK (SP);	518	PUSHMARK (SP);
388	PUTBACK;	519	PUTBACK;
389	int count = call_sv (prepare_cb, G_ARRAY);	520	call_sv (cb, G_DISCARD \| G_EVAL);
390	SPAGAIN;	521	SPAGAIN;
		522	}
391		523
		524	// synthesize callback if none given
		525	if (!req->callback)
		526	{
		527	if (SvOK (prepare_cb))
		528	{
		529	int count;
		530
		531	dSP;
		532	PUSHMARK (SP);
		533	PUTBACK;
		534	count = call_sv (prepare_cb, G_ARRAY);
		535	SPAGAIN;
		536
392	if (count != 2)	537	if (count != 2)
393	croak ("prepare callback must return exactly two values\n");	538	croak ("sync prepare callback must return exactly two values\n");
394		539
395	wait_callback = SvREFCNT_inc (POPs);	540	wait_callback = POPs;
396	SvREFCNT_dec (req->callback);
397	req->callback = SvREFCNT_inc (POPs);	541	req->callback = SvREFCNT_inc (POPs);
		542	}
		543	else
		544	{
		545	// execute request synchronously
		546	bdb_request (req);
		547	req_invoke (req);
		548	req_free (req);
		549	return;
		550	}
398	}	551	}
399		552
400	++nreqs;	553	++nreqs;
401		554
402	X_LOCK (reqlock);	555	X_LOCK (reqlock);
…		…
411	{	564	{
412	dSP;	565	dSP;
413	PUSHMARK (SP);	566	PUSHMARK (SP);
414	PUTBACK;	567	PUTBACK;
415	call_sv (wait_callback, G_DISCARD);	568	call_sv (wait_callback, G_DISCARD);
416	SvREFCNT_dec (wait_callback);
417	}	569	}
418	}	570	}
419		571
420	static void end_thread (void)	572	static void end_thread (void)
421	{	573	{
422	aio_req req;	574	bdb_req req = calloc (1, sizeof (bdb_cb));
423
424	Newz (0, req, 1, aio_cb);
425		575
426	req->type = REQ_QUIT;	576	req->type = REQ_QUIT;
427	req->pri = PRI_MAX + PRI_BIAS;	577	req->pri = PRI_MAX + PRI_BIAS;
428		578
429	X_LOCK (reqlock);	579	X_LOCK (reqlock);
…		…
456		606
457	while (started > wanted)	607	while (started > wanted)
458	end_thread ();	608	end_thread ();
459	}	609	}
460		610
461	static void poll_wait ()	611	static void poll_wait (void)
462	{	612	{
463	fd_set rfd;
464
465	while (nreqs)	613	while (nreqs)
466	{	614	{
467	int size;	615	int size;
468	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	616	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
469	size = res_queue.size;	617	size = res_queue.size;
…		…
472	if (size)	620	if (size)
473	return;	621	return;
474		622
475	maybe_start_thread ();	623	maybe_start_thread ();
476		624
477	FD_ZERO(&rfd);	625	s_epipe_wait (&respipe);
478	FD_SET(respipe [0], &rfd);
479
480	select (respipe [0] + 1, &rfd, 0, 0, 0);
481	}	626	}
482	}	627	}
483		628
484	static int poll_cb ()	629	static int poll_cb (void)
485	{	630	{
486	dSP;	631	dSP;
487	int count = 0;	632	int count = 0;
488	int maxreqs = max_poll_reqs;	633	int maxreqs = max_poll_reqs;
489	int do_croak = 0;	634	int do_croak = 0;
490	struct timeval tv_start, tv_now;	635	struct timeval tv_start, tv_now;
491	aio_req req;	636	bdb_req req;
492		637
493	if (max_poll_time)	638	if (max_poll_time)
494	gettimeofday (&tv_start, 0);	639	gettimeofday (&tv_start, 0);
495		640
496	for (;;)	641	for (;;)
…		…
505	if (req)	650	if (req)
506	{	651	{
507	--npending;	652	--npending;
508		653
509	if (!res_queue.size)	654	if (!res_queue.size)
510	{
511	/* read any signals sent by the worker threads */	655	/* read any signals sent by the worker threads */
512	char buf [4];	656	s_epipe_drain (&respipe);
513	while (read (respipe [0], buf, 4) == 4)
514	;
515	}
516	}	657	}
517		658
518	X_UNLOCK (reslock);	659	X_UNLOCK (reslock);
519		660
520	if (!req)	661	if (!req)
…		…
555	return count;	696	return count;
556	}	697	}
557		698
558	/*****************************************************************************/	699	/*****************************************************************************/
559		700
560	static void aio_proc (void thr_arg)	701	static void
		702	bdb_request (bdb_req req)
561	{	703	{
		704	switch (req->type)
		705	{
		706	case REQ_ENV_OPEN:
		707	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		708	break;
		709
		710	case REQ_ENV_CLOSE:
		711	req->result = req->env->close (req->env, req->uint1);
		712	break;
		713
		714	case REQ_ENV_TXN_CHECKPOINT:
		715	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		716	break;
		717
		718	case REQ_ENV_LOCK_DETECT:
		719	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		720	break;
		721
		722	case REQ_ENV_MEMP_SYNC:
		723	req->result = req->env->memp_sync (req->env, 0);
		724	break;
		725
		726	case REQ_ENV_MEMP_TRICKLE:
		727	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		728	break;
		729
		730	case REQ_ENV_DBREMOVE:
		731	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		732	break;
		733
		734	case REQ_ENV_DBRENAME:
		735	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		736	break;
		737
		738	case REQ_DB_OPEN:
		739	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		740	break;
		741
		742	case REQ_DB_CLOSE:
		743	req->result = req->db->close (req->db, req->uint1);
		744	break;
		745
		746	#if DB_VERSION_MINOR >= 4
		747	case REQ_DB_COMPACT:
		748	req->result = req->db->compact (req->db, req->txn, req->dbt1.data ? &req->dbt1 : 0, req->dbt2.data ? &req->dbt2 : 0, 0, req->uint1, 0);
		749	break;
		750	#endif
		751
		752	case REQ_DB_SYNC:
		753	req->result = req->db->sync (req->db, req->uint1);
		754	break;
		755
		756	case REQ_DB_VERIFY:
		757	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		758	break;
		759
		760	case REQ_DB_UPGRADE:
		761	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		762	break;
		763
		764	case REQ_DB_PUT:
		765	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		766	break;
		767
		768	#if DB_VERSION_MINOR >= 6
		769	case REQ_DB_EXISTS:
		770	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		771	break;
		772	#endif
		773	case REQ_DB_GET:
		774	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		775	break;
		776
		777	case REQ_DB_PGET:
		778	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		779	break;
		780
		781	case REQ_DB_DEL:
		782	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		783	break;
		784
		785	case REQ_DB_KEY_RANGE:
		786	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		787	break;
		788
		789	case REQ_TXN_COMMIT:
		790	req->result = req->txn->commit (req->txn, req->uint1);
		791	break;
		792
		793	case REQ_TXN_ABORT:
		794	req->result = req->txn->abort (req->txn);
		795	break;
		796
		797	case REQ_TXN_FINISH:
		798	if (req->txn->flags & TXN_DEADLOCK)
		799	{
		800	req->result = req->txn->abort (req->txn);
		801	if (!req->result)
		802	req->result = DB_LOCK_DEADLOCK;
		803	}
		804	else
		805	req->result = req->txn->commit (req->txn, req->uint1);
		806	break;
		807
		808	case REQ_C_CLOSE:
		809	req->result = req->dbc->c_close (req->dbc);
		810	break;
		811
		812	case REQ_C_COUNT:
		813	{
		814	db_recno_t recno;
		815	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		816	req->uv1 = recno;
		817	}
		818	break;
		819
		820	case REQ_C_PUT:
		821	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		822	break;
		823
		824	case REQ_C_GET:
		825	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		826	break;
		827
		828	case REQ_C_PGET:
		829	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		830	break;
		831
		832	case REQ_C_DEL:
		833	req->result = req->dbc->c_del (req->dbc, req->uint1);
		834	break;
		835
		836	#if DB_VERSION_MINOR >= 3
		837	case REQ_SEQ_OPEN:
		838	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		839	break;
		840
		841	case REQ_SEQ_CLOSE:
		842	req->result = req->seq->close (req->seq, req->uint1);
		843	break;
		844
		845	case REQ_SEQ_GET:
		846	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		847	break;
		848
		849	case REQ_SEQ_REMOVE:
		850	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		851	break;
		852	#endif
		853
		854	case REQ_ENV_LOG_ARCHIVE:
		855	{
		856	char *listp = 0; / DB_ARCH_REMOVE does not touch listp, contrary to docs */
		857	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		858	req->buf1 = (char *)listp;
		859	}
		860	break;
		861
		862	default:
		863	req->result = ENOSYS;
		864	break;
		865	}
		866
		867	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		868	req->txn->flags \|= TXN_DEADLOCK;
		869	}
		870
		871	X_THREAD_PROC (bdb_proc)
		872	{
562	aio_req req;	873	bdb_req req;
563	struct timespec ts;	874	struct timespec ts;
564	worker self = (worker )thr_arg;	875	worker self = (worker )thr_arg;
565		876
566	/* try to distribute timeouts somewhat evenly */	877	/* try to distribute timeouts somewhat evenly */
567	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	878	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
568	* (1000000000UL / 1024UL);
569		879
570	for (;;)	880	for (;;)
571	{	881	{
572	ts.tv_sec = time (0) + IDLE_TIMEOUT;	882	ts.tv_sec = time (0) + IDLE_TIMEOUT;
573		883
574	X_LOCK (reqlock);	884	X_LOCK (reqlock);
575		885
576	for (;;)	886	for (;;)
577	{	887	{
…		…
604	}	914	}
605		915
606	--nready;	916	--nready;
607		917
608	X_UNLOCK (reqlock);	918	X_UNLOCK (reqlock);
609		919
610	switch (req->type)	920	if (req->type == REQ_QUIT)
611	{	921	{
612	case REQ_QUIT:	922	X_LOCK (reslock);
		923	free (req);
		924	self->req = 0;
		925	X_UNLOCK (reslock);
		926
613	goto quit;	927	goto quit;
614
615	case REQ_ENV_OPEN:
616	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
617	break;
618
619	case REQ_ENV_CLOSE:
620	req->result = req->env->close (req->env, req->uint1);
621	break;
622
623	case REQ_ENV_TXN_CHECKPOINT:
624	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
625	break;
626
627	case REQ_ENV_LOCK_DETECT:
628	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
629	break;
630
631	case REQ_ENV_MEMP_SYNC:
632	req->result = req->env->memp_sync (req->env, 0);
633	break;
634
635	case REQ_ENV_MEMP_TRICKLE:
636	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
637	break;
638
639	case REQ_DB_OPEN:
640	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
641	break;
642
643	case REQ_DB_CLOSE:
644	req->result = req->db->close (req->db, req->uint1);
645	break;
646
647	case REQ_DB_COMPACT:
648	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
649	break;
650
651	case REQ_DB_SYNC:
652	req->result = req->db->sync (req->db, req->uint1);
653	break;
654
655	case REQ_DB_PUT:
656	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
657	break;
658
659	case REQ_DB_GET:
660	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
661	break;
662
663	case REQ_DB_PGET:
664	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
665	break;
666
667	case REQ_DB_DEL:
668	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
669	break;
670
671	case REQ_DB_KEY_RANGE:
672	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
673	break;
674
675	case REQ_TXN_COMMIT:
676	req->result = req->txn->commit (req->txn, req->uint1);
677	break;
678
679	case REQ_TXN_ABORT:
680	req->result = req->txn->abort (req->txn);
681	break;
682
683	case REQ_C_CLOSE:
684	req->result = req->dbc->c_close (req->dbc);
685	break;
686
687	case REQ_C_COUNT:
688	{
689	db_recno_t recno;
690	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
691	req->uv1 = recno;
692	}
693	break;
694
695	case REQ_C_PUT:
696	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
697	break;
698
699	case REQ_C_GET:
700	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
701	break;
702
703	case REQ_C_PGET:
704	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
705	break;
706
707	case REQ_C_DEL:
708	req->result = req->dbc->c_del (req->dbc, req->uint1);
709	break;
710
711	case REQ_SEQ_OPEN:
712	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
713	break;
714
715	case REQ_SEQ_CLOSE:
716	req->result = req->seq->close (req->seq, req->uint1);
717	break;
718
719	case REQ_SEQ_GET:
720	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
721	break;
722
723	case REQ_SEQ_REMOVE:
724	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
725	break;
726
727	default:
728	req->result = ENOSYS;
729	break;
730	}	928	}
731		929
		930	bdb_request (req);
		931
732	X_LOCK (reslock);	932	X_LOCK (reslock);
733		933
734	++npending;	934	++npending;
735		935
736	if (!reqq_push (&res_queue, req))	936	if (!reqq_push (&res_queue, req))
737	/* write a dummy byte to the pipe so fh becomes ready */	937	s_epipe_signal (&respipe);
738	write (respipe [1], &respipe, 1);
739		938
740	self->req = 0;	939	self->req = 0;
741	worker_clear (self);	940	worker_clear (self);
742		941
743	X_UNLOCK (reslock);	942	X_UNLOCK (reslock);
…		…
767	X_UNLOCK (wrklock);	966	X_UNLOCK (wrklock);
768	}	967	}
769		968
770	static void atfork_child (void)	969	static void atfork_child (void)
771	{	970	{
772	aio_req prv;	971	bdb_req prv;
773		972
774	while (prv = reqq_shift (&req_queue))	973	while (prv = reqq_shift (&req_queue))
775	req_free (prv);	974	req_free (prv);
776		975
777	while (prv = reqq_shift (&res_queue))	976	while (prv = reqq_shift (&res_queue))
…		…
792	idle = 0;	991	idle = 0;
793	nreqs = 0;	992	nreqs = 0;
794	nready = 0;	993	nready = 0;
795	npending = 0;	994	npending = 0;
796		995
797	close (respipe [0]);	996	create_respipe ();
798	close (respipe [1]);
799
800	if (!create_pipe (respipe))
801	croak ("unable to initialize result pipe");
802		997
803	atfork_parent ();	998	atfork_parent ();
804	}	999	}
805		1000
806	#define dREQ(reqtype) \	1001	#define dREQ(reqtype,rsvcnt) \
807	aio_req req; \	1002	bdb_req req; \
808	int req_pri = next_pri; \	1003	int req_pri = next_pri; \
809	next_pri = DEFAULT_PRI + PRI_BIAS; \	1004	next_pri = DEFAULT_PRI + PRI_BIAS; \
810	\	1005	\
811	if (SvOK (callback) && !SvROK (callback)) \	1006	if (callback && SvOK (callback)) \
812	croak ("callback must be undef or of reference type"); \	1007	croak ("callback has illegal type or extra arguments"); \
813	\	1008	\
814	Newz (0, req, 1, aio_cb); \	1009	Newz (0, req, 1, bdb_cb); \
815	if (!req) \	1010	if (!req) \
816	croak ("out of memory during aio_req allocation"); \	1011	croak ("out of memory during bdb_req allocation"); \
817	\	1012	\
818	req->callback = newSVsv (callback); \	1013	req->callback = SvREFCNT_inc (cb); \
819	req->type = (reqtype); \	1014	req->type = (reqtype); \
820	req->pri = req_pri	1015	req->pri = req_pri; \
		1016	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1017	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1018	(void)0;
821		1019
822	#define REQ_SEND \	1020	#define REQ_SEND \
823	req_send (req)	1021	req_send (req)
824		1022
825	#define SvPTR(var, arg, type, class, nullok) \	1023	#define SvPTR(var, arg, type, class, nullok) \
826	if (!SvOK (arg)) \	1024	if (!SvOK (arg)) \
827	{ \	1025	{ \
828	if (!nullok) \	1026	if (nullok != 1) \
829	croak (# var " must be a " # class " object, not undef"); \	1027	croak (# var " must be a " # class " object, not undef"); \
830	\	1028	\
831	(var) = 0; \	1029	(var) = 0; \
832	} \	1030	} \
833	else if (sv_derived_from ((arg), # class)) \	1031	else if (sv_derived_from ((arg), # class)) \
834	{ \	1032	{ \
835	IV tmp = SvIV ((SV*) SvRV (arg)); \	1033	IV tmp = SvIV ((SV*) SvRV (arg)); \
836	(var) = INT2PTR (type, tmp); \	1034	(var) = INT2PTR (type, tmp); \
837	if (!var) \	1035	if (!var && nullok != 2) \
838	croak (# var " is not a valid " # class " object anymore"); \	1036	croak (# var " is not a valid " # class " object anymore"); \
839	} \	1037	} \
840	else \	1038	else \
841	croak (# var " is not of type " # class); \	1039	croak (# var " is not of type " # class);
842	\	1040
		1041	#define ARG_MUTABLE(name) \
		1042	if (SvREADONLY (name)) \
		1043	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
843		1044
844	static void	1045	static void
845	ptr_nuke (SV *sv)	1046	ptr_nuke (SV *sv)
846	{	1047	{
847	assert (SvROK (sv));	1048	assert (SvROK (sv));
848	sv_setiv (SvRV (sv), 0);	1049	sv_setiv (SvRV (sv), 0);
849	}	1050	}
		1051
		1052	static int
		1053	errno_get (pTHX_ SV sv, MAGIC mg)
		1054	{
		1055	if (*mg->mg_ptr == '!') // should always be the case
		1056	if (-30999 <= errno && errno <= -30800)
		1057	{
		1058	sv_setnv (sv, (NV)errno);
		1059	sv_setpv (sv, db_strerror (errno));
		1060	SvNOK_on (sv); /* what a wonderful hack! */
		1061	// ^^^ copied from perl sources
		1062	return 0;
		1063	}
		1064
		1065	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1066	}
		1067
		1068	static MGVTBL vtbl_errno;
		1069
		1070	// this wonderful hack :( patches perl's $! variable to support our errno values
		1071	static void
		1072	patch_errno (void)
		1073	{
		1074	SV *sv;
		1075	MAGIC *mg;
		1076
		1077	if (!(sv = get_sv ("!", 1)))
		1078	return;
		1079
		1080	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1081	return;
		1082
		1083	if (mg->mg_virtual != &PL_vtbl_sv)
		1084	return;
		1085
		1086	vtbl_errno = PL_vtbl_sv;
		1087	vtbl_errno.svt_get = errno_get;
		1088	mg->mg_virtual = &vtbl_errno;
		1089	}
		1090
		1091	#if __GNUC__ >= 4
		1092	# define noinline __attribute__ ((noinline))
		1093	#else
		1094	# define noinline
		1095	#endif
		1096
		1097	static noinline SV *
		1098	pop_callback (I32 ritems, SV sv)
		1099	{
		1100	if (SvROK (sv))
		1101	{
		1102	HV *st;
		1103	GV *gvp;
		1104	CV *cv;
		1105	const char *name;
		1106
		1107	/* forgive me */
		1108	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1109	&& (st = SvSTASH (SvRV (sv)))
		1110	&& (name = HvNAME_get (st))
		1111	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1112	return 0;
		1113
		1114	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1115	{
		1116	--*ritems;
		1117	return (SV *)cv;
		1118	}
		1119	}
		1120
		1121	return 0;
		1122	}
		1123
		1124	/*****************************************************************************/
		1125
		1126	#if 0
		1127	static int
		1128	bt_pfxc_compare (DB db, const DBT dbt1, const DBT *dbt2)
		1129	{
		1130	ssize_t size1 = dbt1->size;
		1131	ssize_t size2 = dbt2->size;
		1132	int res = memcmp ((void )dbt1->data, (void )dbt2->data,
		1133	size1 <= size2 ? size1 : size2);
		1134
		1135	if (res)
		1136	return res;
		1137	else if (size1 - size2)
		1138	return size1 - size2;
		1139	else
		1140	return 0;
		1141	}
		1142
		1143	static size_t
		1144	bt_pfxc_prefix_x (DB db, const DBT dbt1, const DBT *dbt2)
		1145	{
		1146	ssize_t size1 = dbt1->size;
		1147	ssize_t size2 = dbt2->size;
		1148	u_int8_t p1 = (u_int8_t )dbt1->data;
		1149	u_int8_t p2 = (u_int8_t )dbt2->data;
		1150	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1151
		1152	while (p1 < pe)
		1153	if (p1++ != p2++)
		1154	return p1 - (u_int8_t *)dbt1->data - 1;
		1155
		1156	if (size1 < size2) return size1 + 1;
		1157	if (size1 > size2) return size2 + 1;
		1158
		1159	return size1;
		1160	}
		1161	#endif
		1162
		1163	/*****************************************************************************/
		1164
		1165	/* stupid windows defines CALLBACK as well */
		1166	#undef CALLBACK
		1167	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
850		1168
851	MODULE = BDB PACKAGE = BDB	1169	MODULE = BDB PACKAGE = BDB
852		1170
853	PROTOTYPES: ENABLE	1171	PROTOTYPES: ENABLE
854		1172
…		…
870	const_iv (INIT_TXN)	1188	const_iv (INIT_TXN)
871	const_iv (RECOVER)	1189	const_iv (RECOVER)
872	const_iv (INIT_TXN)	1190	const_iv (INIT_TXN)
873	const_iv (RECOVER_FATAL)	1191	const_iv (RECOVER_FATAL)
874	const_iv (CREATE)	1192	const_iv (CREATE)
		1193	const_iv (RDONLY)
875	const_iv (USE_ENVIRON)	1194	const_iv (USE_ENVIRON)
876	const_iv (USE_ENVIRON_ROOT)	1195	const_iv (USE_ENVIRON_ROOT)
877	const_iv (LOCKDOWN)	1196	const_iv (LOCKDOWN)
878	const_iv (PRIVATE)	1197	const_iv (PRIVATE)
879	const_iv (REGISTER)
880	const_iv (SYSTEM_MEM)	1198	const_iv (SYSTEM_MEM)
881	const_iv (AUTO_COMMIT)	1199	const_iv (AUTO_COMMIT)
882	const_iv (CDB_ALLDB)	1200	const_iv (CDB_ALLDB)
883	const_iv (DIRECT_DB)	1201	const_iv (DIRECT_DB)
884	const_iv (DIRECT_LOG)
885	const_iv (DSYNC_DB)
886	const_iv (DSYNC_LOG)
887	const_iv (LOG_AUTOREMOVE)
888	const_iv (LOG_INMEMORY)
889	const_iv (NOLOCKING)	1202	const_iv (NOLOCKING)
890	const_iv (MULTIVERSION)
891	const_iv (NOMMAP)	1203	const_iv (NOMMAP)
892	const_iv (NOPANIC)	1204	const_iv (NOPANIC)
893	const_iv (OVERWRITE)	1205	const_iv (OVERWRITE)
894	const_iv (PANIC_ENVIRONMENT)	1206	const_iv (PANIC_ENVIRONMENT)
895	const_iv (REGION_INIT)	1207	const_iv (REGION_INIT)
896	const_iv (TIME_NOTGRANTED)	1208	const_iv (TIME_NOTGRANTED)
897	const_iv (TXN_NOSYNC)	1209	const_iv (TXN_NOSYNC)
898	const_iv (TXN_SNAPSHOT)	1210	const_iv (TXN_NOT_DURABLE)
899	const_iv (TXN_WRITE_NOSYNC)	1211	const_iv (TXN_WRITE_NOSYNC)
900	const_iv (WRITECURSOR)	1212	const_iv (WRITECURSOR)
901	const_iv (YIELDCPU)	1213	const_iv (YIELDCPU)
902	const_iv (ENCRYPT_AES)	1214	const_iv (ENCRYPT_AES)
903	const_iv (XA_CREATE)	1215	const_iv (XA_CREATE)
…		…
905	const_iv (HASH)	1217	const_iv (HASH)
906	const_iv (QUEUE)	1218	const_iv (QUEUE)
907	const_iv (RECNO)	1219	const_iv (RECNO)
908	const_iv (UNKNOWN)	1220	const_iv (UNKNOWN)
909	const_iv (EXCL)	1221	const_iv (EXCL)
910	const_iv (READ_COMMITTED)
911	const_iv (READ_UNCOMMITTED)
912	const_iv (TRUNCATE)	1222	const_iv (TRUNCATE)
913	const_iv (NOSYNC)	1223	const_iv (NOSYNC)
914	const_iv (CHKSUM)	1224	const_iv (CHKSUM)
915	const_iv (ENCRYPT)	1225	const_iv (ENCRYPT)
916	const_iv (TXN_NOT_DURABLE)
917	const_iv (DUP)	1226	const_iv (DUP)
918	const_iv (DUPSORT)	1227	const_iv (DUPSORT)
919	const_iv (RECNUM)	1228	//const_iv (RECNUM)
920	const_iv (RENUMBER)	1229	const_iv (RENUMBER)
921	const_iv (REVSPLITOFF)	1230	const_iv (REVSPLITOFF)
922	const_iv (INORDER)
923	const_iv (CONSUME)	1231	const_iv (CONSUME)
924	const_iv (CONSUME_WAIT)	1232	const_iv (CONSUME_WAIT)
925	const_iv (GET_BOTH)	1233	const_iv (GET_BOTH)
926	const_iv (GET_BOTH_RANGE)	1234	const_iv (GET_BOTH_RANGE)
927	//const_iv (SET_RECNO)	1235	//const_iv (SET_RECNO)
928	//const_iv (MULTIPLE)	1236	//const_iv (MULTIPLE)
929	const_iv (SNAPSHOT)	1237	const_iv (SNAPSHOT)
930	const_iv (JOIN_ITEM)	1238	const_iv (JOIN_ITEM)
		1239	const_iv (JOIN_NOSORT)
931	const_iv (RMW)	1240	const_iv (RMW)
932		1241
933	const_iv (NOTFOUND)	1242	const_iv (NOTFOUND)
934	const_iv (KEYEMPTY)	1243	const_iv (KEYEMPTY)
935	const_iv (LOCK_DEADLOCK)	1244	const_iv (LOCK_DEADLOCK)
936	const_iv (LOCK_NOTGRANTED)	1245	const_iv (LOCK_NOTGRANTED)
937	const_iv (RUNRECOVERY)	1246	const_iv (RUNRECOVERY)
938	const_iv (OLD_VERSION)	1247	const_iv (OLD_VERSION)
939	const_iv (REP_HANDLE_DEAD)	1248	const_iv (REP_HANDLE_DEAD)
940	const_iv (REP_LOCKOUT)
941	const_iv (SECONDARY_BAD)	1249	const_iv (SECONDARY_BAD)
942
943	const_iv (FREE_SPACE)
944	const_iv (FREELIST_ONLY)
945		1250
946	const_iv (APPEND)	1251	const_iv (APPEND)
947	const_iv (NODUPDATA)	1252	const_iv (NODUPDATA)
948	const_iv (NOOVERWRITE)	1253	const_iv (NOOVERWRITE)
949		1254
950	const_iv (TXN_NOWAIT)	1255	const_iv (TXN_NOWAIT)
951	const_iv (TXN_SNAPSHOT)
952	const_iv (TXN_SYNC)	1256	const_iv (TXN_SYNC)
953		1257
954	const_iv (SET_LOCK_TIMEOUT)	1258	const_iv (SET_LOCK_TIMEOUT)
955	const_iv (SET_TXN_TIMEOUT)	1259	const_iv (SET_TXN_TIMEOUT)
956		1260
957	const_iv (JOIN_ITEM)
958	const_iv (FIRST)	1261	const_iv (FIRST)
959	const_iv (NEXT)	1262	const_iv (NEXT)
960	const_iv (NEXT_DUP)	1263	const_iv (NEXT_DUP)
961	const_iv (NEXT_NODUP)	1264	const_iv (NEXT_NODUP)
962	const_iv (PREV)	1265	const_iv (PREV)
…		…
974	const_iv (FORCE)	1277	const_iv (FORCE)
975		1278
976	const_iv (LOCK_DEFAULT)	1279	const_iv (LOCK_DEFAULT)
977	const_iv (LOCK_EXPIRE)	1280	const_iv (LOCK_EXPIRE)
978	const_iv (LOCK_MAXLOCKS)	1281	const_iv (LOCK_MAXLOCKS)
979	const_iv (LOCK_MAXWRITE)
980	const_iv (LOCK_MINLOCKS)	1282	const_iv (LOCK_MINLOCKS)
981	const_iv (LOCK_MINWRITE)	1283	const_iv (LOCK_MINWRITE)
982	const_iv (LOCK_OLDEST)	1284	const_iv (LOCK_OLDEST)
983	const_iv (LOCK_RANDOM)	1285	const_iv (LOCK_RANDOM)
984	const_iv (LOCK_YOUNGEST)	1286	const_iv (LOCK_YOUNGEST)
985		1287
		1288	const_iv (DONOTINDEX)
		1289	const_iv (KEYEMPTY )
		1290	const_iv (KEYEXIST )
		1291	const_iv (LOCK_DEADLOCK)
		1292	const_iv (LOCK_NOTGRANTED)
		1293	const_iv (NOSERVER)
		1294	const_iv (NOSERVER_HOME)
		1295	const_iv (NOSERVER_ID)
		1296	const_iv (NOTFOUND)
		1297	const_iv (PAGE_NOTFOUND)
		1298	const_iv (REP_DUPMASTER)
		1299	const_iv (REP_HANDLE_DEAD)
		1300	const_iv (REP_HOLDELECTION)
		1301	const_iv (REP_ISPERM)
		1302	const_iv (REP_NEWMASTER)
		1303	const_iv (REP_NEWSITE)
		1304	const_iv (REP_NOTPERM)
		1305	const_iv (REP_UNAVAIL)
		1306	const_iv (RUNRECOVERY)
		1307	const_iv (SECONDARY_BAD)
		1308	const_iv (VERIFY_BAD)
		1309
		1310	const_iv (SALVAGE)
		1311	const_iv (AGGRESSIVE)
		1312	const_iv (PRINTABLE)
		1313	const_iv (NOORDERCHK)
		1314	const_iv (ORDERCHKONLY)
		1315
		1316	const_iv (ARCH_ABS)
		1317	const_iv (ARCH_DATA)
		1318	const_iv (ARCH_LOG)
		1319	const_iv (ARCH_REMOVE)
		1320
		1321	const_iv (VERB_DEADLOCK)
		1322	const_iv (VERB_RECOVERY)
		1323	const_iv (VERB_REPLICATION)
		1324	const_iv (VERB_WAITSFOR)
		1325
		1326	const_iv (VERSION_MAJOR)
		1327	const_iv (VERSION_MINOR)
		1328	const_iv (VERSION_PATCH)
		1329	#if DB_VERSION_MINOR >= 3
		1330	const_iv (INORDER)
		1331	const_iv (LOCK_MAXWRITE)
986	const_iv (SEQ_DEC)	1332	const_iv (SEQ_DEC)
987	const_iv (SEQ_INC)	1333	const_iv (SEQ_INC)
988	const_iv (SEQ_WRAP)	1334	const_iv (SEQ_WRAP)
		1335	const_iv (BUFFER_SMALL)
		1336	const_iv (LOG_BUFFER_FULL)
		1337	const_iv (VERSION_MISMATCH)
		1338	#endif
		1339	#if DB_VERSION_MINOR >= 4
		1340	const_iv (REGISTER)
		1341	const_iv (DSYNC_DB)
		1342	const_iv (READ_COMMITTED)
		1343	const_iv (READ_UNCOMMITTED)
		1344	const_iv (REP_IGNORE)
		1345	const_iv (REP_LOCKOUT)
		1346	const_iv (REP_JOIN_FAILURE)
		1347	const_iv (FREE_SPACE)
		1348	const_iv (FREELIST_ONLY)
		1349	const_iv (VERB_REGISTER)
		1350	#endif
		1351	#if DB_VERSION_MINOR >= 5
		1352	const_iv (MULTIVERSION)
		1353	const_iv (TXN_SNAPSHOT)
		1354	#endif
		1355	#if DB_VERSION_MINOR >= 6
		1356	const_iv (PREV_DUP)
		1357	const_iv (PRIORITY_UNCHANGED)
		1358	const_iv (PRIORITY_VERY_LOW)
		1359	const_iv (PRIORITY_LOW)
		1360	const_iv (PRIORITY_DEFAULT)
		1361	const_iv (PRIORITY_HIGH)
		1362	const_iv (PRIORITY_VERY_HIGH)
		1363	const_iv (IGNORE_LEASE)
		1364	#endif
		1365	#if DB_VERSION_MINOR >= 7
		1366	//const_iv (MULTIPLE_KEY)
		1367	const_iv (LOG_DIRECT)
		1368	const_iv (LOG_DSYNC)
		1369	const_iv (LOG_AUTO_REMOVE)
		1370	const_iv (LOG_IN_MEMORY)
		1371	const_iv (LOG_ZERO)
		1372	#else
		1373	const_iv (DIRECT_LOG)
		1374	const_iv (LOG_AUTOREMOVE)
		1375	# if DB_VERSION_MINOR >= 3
		1376	const_iv (DSYNC_LOG)
		1377	const_iv (LOG_INMEMORY)
		1378	# endif
		1379	#endif
989	};	1380	};
990		1381
991	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1382	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
992	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1383	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
993		1384
		1385	prepare_cb = &PL_sv_undef;
		1386
		1387	{
		1388	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1389	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1390
		1391	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1392	}
		1393
		1394	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1395
994	if (!create_pipe (respipe))	1396	create_respipe ();
995	croak ("unable to initialize result pipe");
996		1397
997	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1398	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
998	#ifdef _WIN32	1399	patch_errno ();
999	X_MUTEX_CHECK (wrklock);
1000	X_MUTEX_CHECK (reslock);
1001	X_MUTEX_CHECK (reqlock);
1002
1003	X_COND_CHECK (reqwait);
1004	#endif
1005	}	1400	}
1006		1401
1007	void	1402	void
1008	max_poll_reqs (int nreqs)	1403	max_poll_reqs (int nreqs)
1009	PROTOTYPE: $	1404	PROTOTYPE: $
…		…
1082		1477
1083	int	1478	int
1084	poll_fileno ()	1479	poll_fileno ()
1085	PROTOTYPE:	1480	PROTOTYPE:
1086	CODE:	1481	CODE:
1087	RETVAL = respipe [0];	1482	RETVAL = s_epipe_fd (&respipe);
1088	OUTPUT:	1483	OUTPUT:
1089	RETVAL	1484	RETVAL
1090		1485
1091	int	1486	int
1092	poll_cb (...)	1487	poll_cb (...)
…		…
1134	RETVAL = started;	1529	RETVAL = started;
1135	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1530	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1136	OUTPUT:	1531	OUTPUT:
1137	RETVAL	1532	RETVAL
1138		1533
1139	void	1534	SV *
1140	set_sync_prepare (SV *cb)	1535	set_sync_prepare (SV *cb)
1141	PROTOTYPE: &	1536	PROTOTYPE: &
1142	CODE:	1537	CODE:
1143	SvREFCNT_dec (prepare_cb);	1538	RETVAL = prepare_cb;
1144	prepare_cb = newSVsv (cb);	1539	prepare_cb = newSVsv (cb);
		1540	OUTPUT:
		1541	RETVAL
1145		1542
		1543	char *
		1544	strerror (int errorno = errno)
		1545	PROTOTYPE: ;$
		1546	CODE:
		1547	RETVAL = db_strerror (errorno);
		1548	OUTPUT:
		1549	RETVAL
		1550
		1551	void _on_next_submit (SV *cb)
		1552	CODE:
		1553	SvREFCNT_dec (on_next_submit);
		1554	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1146		1555
1147	DB_ENV *	1556	DB_ENV *
1148	db_env_create (U32 env_flags = 0)	1557	db_env_create (U32 env_flags = 0)
1149	CODE:	1558	CODE:
1150	{	1559	{
1151	errno = db_env_create (&RETVAL, env_flags);	1560	errno = db_env_create (&RETVAL, env_flags);
1152	if (errno)	1561	if (errno)
1153	croak ("db_env_create: %s", db_strerror (errno));	1562	croak ("db_env_create: %s", db_strerror (errno));
		1563
		1564	if (0)
		1565	{
		1566	RETVAL->set_errcall (RETVAL, debug_errcall);
		1567	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1568	}
1154	}	1569	}
1155	OUTPUT:	1570	OUTPUT:
1156	RETVAL	1571	RETVAL
1157		1572
1158	void	1573	void
1159	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)	1574	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = 0)
		1575	PREINIT:
		1576	CALLBACK
1160	CODE:	1577	CODE:
1161	{	1578	{
1162	env->set_thread_count (env, get_nthreads ());
1163
1164	dREQ (REQ_ENV_OPEN);	1579	dREQ (REQ_ENV_OPEN, 1);
1165	req->env = env;	1580	req->env = env;
1166	req->uint1 = open_flags \| DB_THREAD;	1581	req->uint1 = open_flags \| DB_THREAD;
1167	req->int1 = mode;	1582	req->int1 = mode;
1168	req->buf1 = strdup_ornull (db_home);	1583	req->buf1 = strdup_ornull (db_home);
1169	REQ_SEND;	1584	REQ_SEND;
1170	}	1585	}
1171		1586
1172	void	1587	void
1173	db_env_close (DB_ENV env, U32 flags = 0, SV callback = &PL_sv_undef)	1588	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
		1589	PREINIT:
		1590	CALLBACK
1174	CODE:	1591	CODE:
1175	{	1592	{
1176	dREQ (REQ_ENV_CLOSE);	1593	dREQ (REQ_ENV_CLOSE, 0);
		1594	ptr_nuke (ST (0));
1177	req->env = env;	1595	req->env = env;
1178	req->uint1 = flags;	1596	req->uint1 = flags;
1179	REQ_SEND;	1597	REQ_SEND;
1180	ptr_nuke (ST (0));
1181	}	1598	}
1182		1599
1183	void	1600	void
1184	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = &PL_sv_undef)	1601	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
		1602	PREINIT:
		1603	CALLBACK
1185	CODE:	1604	CODE:
1186	{	1605	{
1187	dREQ (REQ_ENV_TXN_CHECKPOINT);	1606	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1188	req->env = env;	1607	req->env = env;
1189	req->uint1 = kbyte;	1608	req->uint1 = kbyte;
1190	req->int1 = min;	1609	req->int1 = min;
1191	req->uint2 = flags;	1610	req->uint2 = flags;
1192	REQ_SEND;	1611	REQ_SEND;
1193	}	1612	}
1194		1613
1195	void	1614	void
1196	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = &PL_sv_undef)	1615	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = 0)
		1616	PREINIT:
		1617	CALLBACK
1197	CODE:	1618	CODE:
1198	{	1619	{
1199	dREQ (REQ_ENV_LOCK_DETECT);	1620	dREQ (REQ_ENV_LOCK_DETECT, 1);
1200	req->env = env;	1621	req->env = env;
1201	req->uint1 = flags;	1622	req->uint1 = flags;
1202	req->uint2 = atype;	1623	req->uint2 = atype;
		1624	/* req->int2 = 0; dummy */
1203	REQ_SEND;	1625	REQ_SEND;
1204	}	1626	}
1205		1627
1206	void	1628	void
1207	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = &PL_sv_undef)	1629	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = 0)
		1630	PREINIT:
		1631	CALLBACK
1208	CODE:	1632	CODE:
1209	{	1633	{
1210	dREQ (REQ_ENV_MEMP_SYNC);	1634	dREQ (REQ_ENV_MEMP_SYNC, 1);
1211	req->env = env;	1635	req->env = env;
1212	REQ_SEND;	1636	REQ_SEND;
1213	}	1637	}
1214		1638
1215	void	1639	void
1216	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = &PL_sv_undef)	1640	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = 0)
		1641	PREINIT:
		1642	CALLBACK
1217	CODE:	1643	CODE:
1218	{	1644	{
1219	dREQ (REQ_ENV_MEMP_TRICKLE);	1645	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1220	req->env = env;	1646	req->env = env;
1221	req->int1 = percent;	1647	req->int1 = percent;
1222	REQ_SEND;	1648	REQ_SEND;
1223	}	1649	}
1224		1650
		1651	void
		1652	db_env_dbremove (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1653	PREINIT:
		1654	CALLBACK
		1655	CODE:
		1656	{
		1657	dREQ (REQ_ENV_DBREMOVE, 2);
		1658	req->env = env;
		1659	req->buf1 = strdup_ornull (file);
		1660	req->buf2 = strdup_ornull (database);
		1661	req->uint1 = flags;
		1662	REQ_SEND;
		1663	}
		1664
		1665	void
		1666	db_env_dbrename (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)
		1667	PREINIT:
		1668	CALLBACK
		1669	CODE:
		1670	{
		1671	dREQ (REQ_ENV_DBRENAME, 2);
		1672	req->env = env;
		1673	req->buf1 = strdup_ornull (file);
		1674	req->buf2 = strdup_ornull (database);
		1675	req->buf3 = strdup_ornull (newname);
		1676	req->uint1 = flags;
		1677	REQ_SEND;
		1678	}
		1679
		1680	void
		1681	db_env_log_archive (DB_ENV env, SV_mutable listp, U32 flags = 0, SV *callback = 0)
		1682	PREINIT:
		1683	CALLBACK
		1684	CODE:
		1685	{
		1686	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1687	req->sv1 = SvREFCNT_inc (listp);
		1688	req->env = env;
		1689	req->uint1 = flags;
		1690	REQ_SEND;
		1691	}
1225		1692
1226	DB *	1693	DB *
1227	db_create (DB_ENV *env = 0, U32 flags = 0)	1694	db_create (DB_ENV *env = 0, U32 flags = 0)
1228	CODE:	1695	CODE:
1229	{	1696	{
…		…
1236	}	1703	}
1237	OUTPUT:	1704	OUTPUT:
1238	RETVAL	1705	RETVAL
1239		1706
1240	void	1707	void
1241	db_open (DB db, DB_TXN_ornull txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1708	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1709	PREINIT:
		1710	CALLBACK
1242	CODE:	1711	CODE:
1243	{	1712	{
1244	dREQ (REQ_DB_OPEN);	1713	dREQ (REQ_DB_OPEN, 2);
1245	req->db = db;	1714	req->db = db;
1246	req->txn = txnid;	1715	req->txn = txnid;
1247	req->buf1 = strdup_ornull (file);	1716	req->buf1 = strdup_ornull (file);
1248	req->buf2 = strdup_ornull (database);	1717	req->buf2 = strdup_ornull (database);
1249	req->int1 = type;	1718	req->int1 = type;
…		…
1251	req->int2 = mode;	1720	req->int2 = mode;
1252	REQ_SEND;	1721	REQ_SEND;
1253	}	1722	}
1254		1723
1255	void	1724	void
1256	db_close (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1725	db_close (DB db, U32 flags = 0, SV callback = 0)
		1726	PREINIT:
		1727	CALLBACK
1257	CODE:	1728	CODE:
1258	{	1729	{
1259	dREQ (REQ_DB_CLOSE);	1730	dREQ (REQ_DB_CLOSE, 0);
		1731	ptr_nuke (ST (0));
1260	req->db = db;	1732	req->db = db;
1261	req->uint1 = flags;	1733	req->uint1 = flags;
1262	req->sv1 = (SV *)db->app_private;	1734	req->sv1 = (SV *)db->app_private;
1263	REQ_SEND;	1735	REQ_SEND;
1264	ptr_nuke (ST (0));
1265	}	1736	}
1266		1737
		1738	#if DB_VERSION_MINOR >= 4
		1739
1267	void	1740	void
1268	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)	1741	db_compact (DB db, DB_TXN_ornull txn = 0, SV start = 0, SV stop = 0, SV unused1 = 0, U32 flags = DB_FREE_SPACE, SV unused2 = 0, SV *callback = 0)
		1742	PREINIT:
		1743	CALLBACK
1269	CODE:	1744	CODE:
1270	{	1745	{
1271	dREQ (REQ_DB_COMPACT);	1746	dREQ (REQ_DB_COMPACT, 2);
1272	req->db = db;	1747	req->db = db;
1273	req->txn = txn;	1748	req->txn = txn;
1274	sv_to_dbt (&req->dbt1, start);	1749	if (start) sv_to_dbt (&req->dbt1, start);
1275	sv_to_dbt (&req->dbt2, stop);	1750	if (stop ) sv_to_dbt (&req->dbt2, stop );
1276	req->uint1 = flags;	1751	req->uint1 = flags;
1277	REQ_SEND;	1752	REQ_SEND;
1278	}	1753	}
1279		1754
		1755	#endif
		1756
1280	void	1757	void
1281	db_sync (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1758	db_sync (DB db, U32 flags = 0, SV callback = 0)
		1759	PREINIT:
		1760	CALLBACK
1282	CODE:	1761	CODE:
1283	{	1762	{
1284	dREQ (REQ_DB_SYNC);	1763	dREQ (REQ_DB_SYNC, 1);
1285	req->db = db;	1764	req->db = db;
1286	req->uint1 = flags;	1765	req->uint1 = flags;
1287	REQ_SEND;	1766	REQ_SEND;
1288	}	1767	}
1289		1768
1290	void	1769	void
		1770	db_verify (DB db, bdb_filename file, bdb_filename database = 0, SV dummy = 0, U32 flags = 0, SV *callback = 0)
		1771	PREINIT:
		1772	CALLBACK
		1773	CODE:
		1774	{
		1775	dREQ (REQ_DB_VERIFY, 1);
		1776	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1777	req->db = db;
		1778	req->buf1 = strdup (file);
		1779	req->buf2 = strdup_ornull (database);
		1780	req->uint1 = flags;
		1781	REQ_SEND;
		1782	}
		1783
		1784	void
		1785	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
		1786	PREINIT:
		1787	CALLBACK
		1788	CODE:
		1789	{
		1790	dREQ (REQ_DB_UPGRADE, 1);
		1791	req->db = db;
		1792	req->buf1 = strdup (file);
		1793	req->uint1 = flags;
		1794	REQ_SEND;
		1795	}
		1796
		1797	void
1291	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1798	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV_mutable key_range, U32 flags = 0, SV *callback = 0)
		1799	PREINIT:
		1800	CALLBACK
1292	CODE:	1801	CODE:
1293	{	1802	{
1294	dREQ (REQ_DB_KEY_RANGE);	1803	dREQ (REQ_DB_KEY_RANGE, 2);
1295	req->db = db;	1804	req->db = db;
1296	req->txn = txn;	1805	req->txn = txn;
1297	sv_to_dbt (&req->dbt1, key);	1806	sv_to_dbt (&req->dbt1, key);
1298	req->uint1 = flags;	1807	req->uint1 = flags;
1299	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1808	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1300	REQ_SEND;	1809	REQ_SEND;
1301	}	1810	}
1302		1811
1303	void	1812	void
1304	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1813	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)
		1814	PREINIT:
		1815	CALLBACK
1305	CODE:	1816	CODE:
1306	{	1817	{
1307	dREQ (REQ_DB_PUT);	1818	dREQ (REQ_DB_PUT, 2);
1308	req->db = db;	1819	req->db = db;
1309	req->txn = txn;	1820	req->txn = txn;
1310	sv_to_dbt (&req->dbt1, key);	1821	sv_to_dbt (&req->dbt1, key);
1311	sv_to_dbt (&req->dbt2, data);	1822	sv_to_dbt (&req->dbt2, data);
1312	req->uint1 = flags;	1823	req->uint1 = flags;
1313	REQ_SEND;	1824	REQ_SEND;
1314	}	1825	}
1315		1826
		1827	#if DB_VERSION_MINOR >= 6
		1828
1316	void	1829	void
		1830	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1831	PREINIT:
		1832	CALLBACK
		1833	CODE:
		1834	{
		1835	dREQ (REQ_DB_EXISTS, 2);
		1836	req->db = db;
		1837	req->txn = txn;
		1838	req->uint1 = flags;
		1839	sv_to_dbt (&req->dbt1, key);
		1840	REQ_SEND;
		1841	}
		1842
		1843	#endif
		1844
		1845	void
1317	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1846	db_get (DB db, DB_TXN_ornull txn, SV key, SV_mutable data, U32 flags = 0, SV *callback = 0)
		1847	PREINIT:
		1848	CALLBACK
1318	CODE:	1849	CODE:
1319	{	1850	{
		1851	//TODO: key is somtimesmutable
1320	dREQ (REQ_DB_GET);	1852	dREQ (REQ_DB_GET, 2);
1321	req->db = db;	1853	req->db = db;
1322	req->txn = txn;	1854	req->txn = txn;
1323	req->uint1 = flags;	1855	req->uint1 = flags;
1324	sv_to_dbt (&req->dbt1, key);	1856	sv_to_dbt (&req->dbt1, key);
1325	req->dbt3.flags = DB_DBT_MALLOC;	1857	req->dbt3.flags = DB_DBT_MALLOC;
1326	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1858	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1327	REQ_SEND;	1859	REQ_SEND;
1328	}	1860	}
1329		1861
1330	void	1862	void
1331	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1863	db_pget (DB db, DB_TXN_ornull txn, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV callback = 0)
		1864	PREINIT:
		1865	CALLBACK
1332	CODE:	1866	CODE:
1333	{	1867	{
		1868	//TODO: key is somtimesmutable
1334	dREQ (REQ_DB_PGET);	1869	dREQ (REQ_DB_PGET, 2);
		1870	req->db = db;
		1871	req->txn = txn;
		1872	req->uint1 = flags;
		1873
		1874	sv_to_dbt (&req->dbt1, key);
		1875
		1876	req->dbt2.flags = DB_DBT_MALLOC;
		1877	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1878
		1879	req->dbt3.flags = DB_DBT_MALLOC;
		1880	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1881	REQ_SEND;
		1882	}
		1883
		1884	void
		1885	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1886	PREINIT:
		1887	CALLBACK
		1888	CODE:
		1889	{
		1890	dREQ (REQ_DB_DEL, 2);
1335	req->db = db;	1891	req->db = db;
1336	req->txn = txn;	1892	req->txn = txn;
1337	req->uint1 = flags;	1893	req->uint1 = flags;
1338	sv_to_dbt (&req->dbt1, key);	1894	sv_to_dbt (&req->dbt1, key);
1339	sv_to_dbt (&req->dbt2, pkey);
1340	req->dbt3.flags = DB_DBT_MALLOC;
1341	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1342	REQ_SEND;	1895	REQ_SEND;
1343	}	1896	}
1344		1897
1345	void	1898	void
1346	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	1899	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1900	PREINIT:
		1901	CALLBACK
1347	CODE:	1902	CODE:
1348	{	1903	{
1349	dREQ (REQ_DB_DEL);	1904	dREQ (REQ_TXN_COMMIT, 0);
1350	req->db = db;	1905	ptr_nuke (ST (0));
1351	req->txn = txn;	1906	req->txn = txn;
1352	req->uint1 = flags;	1907	req->uint1 = flags;
1353	sv_to_dbt (&req->dbt1, key);
1354	REQ_SEND;	1908	REQ_SEND;
1355	}	1909	}
1356		1910
1357	void	1911	void
1358	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)	1912	db_txn_abort (DB_TXN txn, SV callback = 0)
		1913	PREINIT:
		1914	CALLBACK
1359	CODE:	1915	CODE:
1360	{	1916	{
1361	dREQ (REQ_TXN_COMMIT);	1917	dREQ (REQ_TXN_ABORT, 0);
		1918	ptr_nuke (ST (0));
		1919	req->txn = txn;
		1920	REQ_SEND;
		1921	}
		1922
		1923	void
		1924	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1925	PREINIT:
		1926	CALLBACK
		1927	CODE:
		1928	{
		1929	dREQ (REQ_TXN_FINISH, 0);
		1930	ptr_nuke (ST (0));
1362	req->txn = txn;	1931	req->txn = txn;
1363	req->uint1 = flags;	1932	req->uint1 = flags;
1364	REQ_SEND;	1933	REQ_SEND;
		1934	}
		1935
		1936	void
		1937	db_c_close (DBC dbc, SV callback = 0)
		1938	PREINIT:
		1939	CALLBACK
		1940	CODE:
		1941	{
		1942	dREQ (REQ_C_CLOSE, 0);
1365	ptr_nuke (ST (0));	1943	ptr_nuke (ST (0));
1366	}
1367
1368	void
1369	db_txn_abort (DB_TXN txn, SV callback = &PL_sv_undef)
1370	CODE:
1371	{
1372	dREQ (REQ_TXN_ABORT);
1373	req->txn = txn;
1374	REQ_SEND;
1375	ptr_nuke (ST (0));
1376	}
1377
1378	void
1379	db_c_close (DBC dbc, SV callback = &PL_sv_undef)
1380	CODE:
1381	{
1382	dREQ (REQ_C_CLOSE);
1383	req->dbc = dbc;	1944	req->dbc = dbc;
1384	REQ_SEND;	1945	REQ_SEND;
1385	ptr_nuke (ST (0));
1386	}	1946	}
1387		1947
1388	void	1948	void
1389	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = &PL_sv_undef)	1949	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
		1950	PREINIT:
		1951	CALLBACK
1390	CODE:	1952	CODE:
1391	{	1953	{
1392	dREQ (REQ_C_COUNT);	1954	dREQ (REQ_C_COUNT, 1);
1393	req->dbc = dbc;	1955	req->dbc = dbc;
1394	req->sv1 = SvREFCNT_inc (count);	1956	req->sv1 = SvREFCNT_inc (count);
1395	REQ_SEND;	1957	REQ_SEND;
1396	}	1958	}
1397		1959
1398	void	1960	void
1399	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1961	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)
		1962	PREINIT:
		1963	CALLBACK
1400	CODE:	1964	CODE:
1401	{	1965	{
1402	dREQ (REQ_C_PUT);	1966	dREQ (REQ_C_PUT, 1);
1403	req->dbc = dbc;	1967	req->dbc = dbc;
1404	sv_to_dbt (&req->dbt1, key);	1968	sv_to_dbt (&req->dbt1, key);
1405	sv_to_dbt (&req->dbt2, data);	1969	sv_to_dbt (&req->dbt2, data);
1406	req->uint1 = flags;	1970	req->uint1 = flags;
1407	REQ_SEND;	1971	REQ_SEND;
1408	}	1972	}
1409		1973
1410	void	1974	void
1411	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1975	db_c_get (DBC dbc, SV key, SV_mutable data, U32 flags = 0, SV callback = 0)
		1976	PREINIT:
		1977	CALLBACK
1412	CODE:	1978	CODE:
1413	{	1979	{
		1980	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		1981	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		1982	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		1983	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		1984	"key",
		1985	"BDB::db_c_get");
		1986
		1987	{
1414	dREQ (REQ_C_GET);	1988	dREQ (REQ_C_GET, 1);
		1989	req->dbc = dbc;
		1990	req->uint1 = flags;
		1991	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		1992	sv_to_dbt (&req->dbt1, key);
		1993	else
		1994	{
		1995	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		1996	sv_to_dbt (&req->dbt1, key);
		1997	else
		1998	req->dbt1.flags = DB_DBT_MALLOC;
		1999
		2000	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2001	}
		2002
		2003	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2004	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2005	sv_to_dbt (&req->dbt3, data);
		2006	else
		2007	req->dbt3.flags = DB_DBT_MALLOC;
		2008
		2009	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2010	REQ_SEND;
		2011	}
		2012	}
		2013
		2014	void
		2015	db_c_pget (DBC dbc, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV *callback = 0)
		2016	PREINIT:
		2017	CALLBACK
		2018	CODE:
		2019	{
		2020	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2021	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2022	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2023	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2024	"key",
		2025	"BDB::db_c_pget");
		2026
		2027	{
		2028	dREQ (REQ_C_PGET, 1);
		2029	req->dbc = dbc;
		2030	req->uint1 = flags;
		2031	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2032	sv_to_dbt (&req->dbt1, key);
		2033	else
		2034	{
		2035	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2036	sv_to_dbt (&req->dbt1, key);
		2037	else
		2038	req->dbt1.flags = DB_DBT_MALLOC;
		2039
		2040	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2041	}
		2042
		2043	req->dbt2.flags = DB_DBT_MALLOC;
		2044	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2045
		2046	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2047	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2048	sv_to_dbt (&req->dbt3, data);
		2049	else
		2050	req->dbt3.flags = DB_DBT_MALLOC;
		2051
		2052	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2053	REQ_SEND;
		2054	}
		2055	}
		2056
		2057	void
		2058	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
		2059	PREINIT:
		2060	CALLBACK
		2061	CODE:
		2062	{
		2063	dREQ (REQ_C_DEL, 1);
1415	req->dbc = dbc;	2064	req->dbc = dbc;
1416	req->uint1 = flags;	2065	req->uint1 = flags;
1417	if ((flags & DB_SET) == DB_SET
1418	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1419	sv_to_dbt (&req->dbt1, key);
1420	else
1421	req->dbt1.flags = DB_DBT_MALLOC;
1422
1423	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1424
1425	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1426	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1427	sv_to_dbt (&req->dbt3, data);
1428	else
1429	req->dbt3.flags = DB_DBT_MALLOC;
1430
1431	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1432	REQ_SEND;	2066	REQ_SEND;
1433	}	2067	}
1434		2068
1435	void
1436	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
1437	CODE:
1438	{
1439	dREQ (REQ_C_PGET);
1440	req->dbc = dbc;
1441	req->uint1 = flags;
1442	if ((flags & DB_SET) == DB_SET
1443	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1444	sv_to_dbt (&req->dbt1, key);
1445	else
1446	req->dbt1.flags = DB_DBT_MALLOC;
1447		2069
1448	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2070	#if DB_VERSION_MINOR >= 3
1449		2071
1450	req->dbt2.flags = DB_DBT_MALLOC;
1451	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1452
1453	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1454	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1455	sv_to_dbt (&req->dbt3, data);
1456	else
1457	req->dbt3.flags = DB_DBT_MALLOC;
1458
1459	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1460	REQ_SEND;
1461	}
1462
1463	void	2072	void
1464	db_c_del (DBC dbc, U32 flags = 0, SV callback = &PL_sv_undef)
1465	CODE:
1466	{
1467	dREQ (REQ_C_DEL);
1468	req->dbc = dbc;
1469	req->uint1 = flags;
1470	REQ_SEND;
1471	}
1472
1473
1474	void
1475	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	2073	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
		2074	PREINIT:
		2075	CALLBACK
1476	CODE:	2076	CODE:
1477	{	2077	{
1478	dREQ (REQ_SEQ_OPEN);	2078	dREQ (REQ_SEQ_OPEN, 2);
1479	req->seq = seq;	2079	req->seq = seq;
1480	req->txn = txnid;	2080	req->txn = txnid;
1481	req->uint1 = flags \| DB_THREAD;	2081	req->uint1 = flags \| DB_THREAD;
1482	sv_to_dbt (&req->dbt1, key);	2082	sv_to_dbt (&req->dbt1, key);
1483	REQ_SEND;	2083	REQ_SEND;
1484	}	2084	}
1485		2085
1486	void	2086	void
1487	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = &PL_sv_undef)	2087	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
		2088	PREINIT:
		2089	CALLBACK
1488	CODE:	2090	CODE:
1489	{	2091	{
1490	dREQ (REQ_SEQ_CLOSE);	2092	dREQ (REQ_SEQ_CLOSE, 0);
		2093	ptr_nuke (ST (0));
1491	req->seq = seq;	2094	req->seq = seq;
1492	req->uint1 = flags;	2095	req->uint1 = flags;
1493	REQ_SEND;	2096	REQ_SEND;
1494	ptr_nuke (ST (0));
1495	}	2097	}
1496		2098
1497	void	2099	void
1498	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)	2100	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV_mutable seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
		2101	PREINIT:
		2102	CALLBACK
1499	CODE:	2103	CODE:
1500	{	2104	{
1501	dREQ (REQ_SEQ_GET);	2105	dREQ (REQ_SEQ_GET, 2);
1502	req->seq = seq;	2106	req->seq = seq;
1503	req->txn = txnid;	2107	req->txn = txnid;
1504	req->int1 = delta;	2108	req->int1 = delta;
1505	req->uint1 = flags;	2109	req->uint1 = flags;
1506	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2110	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1507	REQ_SEND;	2111	REQ_SEND;
1508	}	2112	}
1509		2113
1510	void	2114	void
1511	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	2115	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = 0)
		2116	PREINIT:
		2117	CALLBACK
1512	CODE:	2118	CODE:
1513	{	2119	{
1514	dREQ (REQ_SEQ_REMOVE);	2120	dREQ (REQ_SEQ_REMOVE, 2);
1515	req->seq = seq;	2121	req->seq = seq;
1516	req->txn = txnid;	2122	req->txn = txnid;
1517	req->uint1 = flags;	2123	req->uint1 = flags;
1518	REQ_SEND;	2124	REQ_SEND;
1519	}	2125	}
1520		2126
		2127	#endif
		2128
1521		2129
1522	MODULE = BDB PACKAGE = BDB::Env	2130	MODULE = BDB PACKAGE = BDB::Env
1523		2131
1524	void	2132	void
1525	DESTROY (DB_ENV_ornull *env)	2133	DESTROY (DB_ENV_ornuked *env)
1526	CODE:	2134	CODE:
1527	if (env)	2135	if (env)
1528	env->close (env, 0);	2136	env->close (env, 0);
1529		2137
1530	int set_data_dir (DB_ENV env, const char dir)	2138	int set_data_dir (DB_ENV env, const char dir)
…		…
1555	CODE:	2163	CODE:
1556	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2164	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1557	OUTPUT:	2165	OUTPUT:
1558	RETVAL	2166	RETVAL
1559		2167
1560	int set_flags (DB_ENV *env, U32 flags, int onoff)	2168	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1561	CODE:	2169	CODE:
1562	RETVAL = env->set_flags (env, flags, onoff);	2170	RETVAL = env->set_flags (env, flags, onoff);
1563	OUTPUT:	2171	OUTPUT:
1564	RETVAL	2172	RETVAL
1565		2173
		2174	#if DB_VERSION_MINOR >= 7
		2175
		2176	int set_intermediate_dir_mode (DB_ENV env, const char mode)
		2177	CODE:
		2178	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2179	OUTPUT:
		2180	RETVAL
		2181
		2182	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2183	CODE:
		2184	RETVAL = env->log_set_config (env, flags, onoff);
		2185	OUTPUT:
		2186	RETVAL
		2187
		2188	#endif
		2189
		2190
		2191	void set_errfile (DB_ENV env, FILE errfile = 0)
		2192	CODE:
		2193	env->set_errfile (env, errfile);
		2194
		2195	void set_msgfile (DB_ENV env, FILE msgfile = 0)
		2196	CODE:
		2197	env->set_msgfile (env, msgfile);
		2198
		2199	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
		2200	CODE:
		2201	RETVAL = env->set_verbose (env, which, onoff);
		2202	OUTPUT:
		2203	RETVAL
		2204
1566	int set_encrypt (DB_ENV env, const char password, U32 flags = 0)	2205	int set_encrypt (DB_ENV env, const char password, U32 flags = 0)
1567	CODE:	2206	CODE:
1568	RETVAL = env->set_encrypt (env, password, flags);	2207	RETVAL = env->set_encrypt (env, password, flags);
1569	OUTPUT:	2208	OUTPUT:
1570	RETVAL	2209	RETVAL
1571		2210
1572	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2211	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1573	CODE:	2212	CODE:
1574	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2213	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1575	OUTPUT:	2214	OUTPUT:
1576	RETVAL	2215	RETVAL
1577		2216
…		…
1626	int set_lg_max (DB_ENV *env, U32 max)	2265	int set_lg_max (DB_ENV *env, U32 max)
1627	CODE:	2266	CODE:
1628	RETVAL = env->set_lg_max (env, max);	2267	RETVAL = env->set_lg_max (env, max);
1629	OUTPUT:	2268	OUTPUT:
1630	RETVAL	2269	RETVAL
		2270
		2271	#if DB_VERSION_MINOR >= 4
		2272
		2273	int mutex_set_max (DB_ENV *env, U32 max)
		2274	CODE:
		2275	RETVAL = env->mutex_set_max (env, max);
		2276	OUTPUT:
		2277	RETVAL
		2278
		2279	int mutex_set_increment (DB_ENV *env, U32 increment)
		2280	CODE:
		2281	RETVAL = env->mutex_set_increment (env, increment);
		2282	OUTPUT:
		2283	RETVAL
		2284
		2285	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2286	CODE:
		2287	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2288	OUTPUT:
		2289	RETVAL
		2290
		2291	int mutex_set_align (DB_ENV *env, U32 align)
		2292	CODE:
		2293	RETVAL = env->mutex_set_align (env, align);
		2294	OUTPUT:
		2295	RETVAL
		2296
		2297	#endif
1631		2298
1632	DB_TXN *	2299	DB_TXN *
1633	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)	2300	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
1634	CODE:	2301	CODE:
1635	errno = env->txn_begin (env, parent, &RETVAL, flags);	2302	errno = env->txn_begin (env, parent, &RETVAL, flags);
1636	if (errno)	2303	if (errno)
1637	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2304	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1638	OUTPUT:	2305	OUTPUT:
1639	RETVAL	2306	RETVAL
1640		2307
		2308	#if DB_VERSION_MINOR >= 5
		2309
		2310	DB_TXN *
		2311	cdsgroup_begin (DB_ENV *env)
		2312	CODE:
		2313	errno = env->cdsgroup_begin (env, &RETVAL);
		2314	if (errno)
		2315	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2316	OUTPUT:
		2317	RETVAL
		2318
		2319	#endif
		2320
1641	MODULE = BDB PACKAGE = BDB::Db	2321	MODULE = BDB PACKAGE = BDB::Db
1642		2322
1643	void	2323	void
1644	DESTROY (DB_ornull *db)	2324	DESTROY (DB_ornuked *db)
1645	CODE:	2325	CODE:
1646	if (db)	2326	if (db)
1647	{	2327	{
1648	SV env = (SV )db->app_private;	2328	SV env = (SV )db->app_private;
1649	db->close (db, 0);	2329	db->close (db, 0);
…		…
1654	CODE:	2334	CODE:
1655	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2335	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1656	OUTPUT:	2336	OUTPUT:
1657	RETVAL	2337	RETVAL
1658		2338
		2339	int set_pagesize (DB *db, U32 pagesize)
		2340	CODE:
		2341	RETVAL = db->set_pagesize (db, pagesize);
		2342	OUTPUT:
		2343	RETVAL
		2344
1659	int set_flags (DB *db, U32 flags);	2345	int set_flags (DB *db, U32 flags)
1660	CODE:	2346	CODE:
1661	RETVAL = db->set_flags (db, flags);	2347	RETVAL = db->set_flags (db, flags);
1662	OUTPUT:	2348	OUTPUT:
1663	RETVAL	2349	RETVAL
1664		2350
…		…
1678	CODE:	2364	CODE:
1679	RETVAL = db->set_bt_minkey (db, minkey);	2365	RETVAL = db->set_bt_minkey (db, minkey);
1680	OUTPUT:	2366	OUTPUT:
1681	RETVAL	2367	RETVAL
1682		2368
1683	int set_re_delim(DB *db, int delim);	2369	int set_re_delim (DB *db, int delim)
1684	CODE:	2370	CODE:
1685	RETVAL = db->set_re_delim (db, delim);	2371	RETVAL = db->set_re_delim (db, delim);
1686	OUTPUT:	2372	OUTPUT:
1687	RETVAL	2373	RETVAL
1688		2374
…		…
1729	if (errno)	2415	if (errno)
1730	croak ("DB->cursor: %s", db_strerror (errno));	2416	croak ("DB->cursor: %s", db_strerror (errno));
1731	OUTPUT:	2417	OUTPUT:
1732	RETVAL	2418	RETVAL
1733		2419
		2420	#if DB_VERSION_MINOR >= 3
		2421
1734	DB_SEQUENCE *	2422	DB_SEQUENCE *
1735	sequence (DB *db, U32 flags = 0)	2423	sequence (DB *db, U32 flags = 0)
1736	CODE:	2424	CODE:
1737	{	2425	{
1738	errno = db_sequence_create (&RETVAL, db, flags);	2426	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1740	croak ("db_sequence_create: %s", db_strerror (errno));	2428	croak ("db_sequence_create: %s", db_strerror (errno));
1741	}	2429	}
1742	OUTPUT:	2430	OUTPUT:
1743	RETVAL	2431	RETVAL
1744		2432
		2433	#endif
		2434
1745		2435
1746	MODULE = BDB PACKAGE = BDB::Txn	2436	MODULE = BDB PACKAGE = BDB::Txn
1747		2437
1748	void	2438	void
1749	DESTROY (DB_TXN_ornull *txn)	2439	DESTROY (DB_TXN_ornuked *txn)
1750	CODE:	2440	CODE:
1751	if (txn)	2441	if (txn)
1752	txn->abort (txn);	2442	txn->abort (txn);
1753		2443
1754	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2444	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1755	CODE:	2445	CODE:
1756	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2446	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1757	OUTPUT:	2447	OUTPUT:
1758	RETVAL	2448	RETVAL
1759		2449
		2450	int failed (DB_TXN *txn)
		2451	CODE:
		2452	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2453	OUTPUT:
		2454	RETVAL
		2455
1760		2456
1761	MODULE = BDB PACKAGE = BDB::Cursor	2457	MODULE = BDB PACKAGE = BDB::Cursor
1762		2458
1763	void	2459	void
1764	DESTROY (DBC_ornull *dbc)	2460	DESTROY (DBC_ornuked *dbc)
1765	CODE:	2461	CODE:
1766	if (dbc)	2462	if (dbc)
1767	dbc->c_close (dbc);	2463	dbc->c_close (dbc);
1768		2464
		2465	#if DB_VERSION_MINOR >= 6
		2466
		2467	int set_priority (DBC *dbc, int priority)
		2468	CODE:
		2469	dbc->set_priority (dbc, priority);
		2470
		2471	#endif
		2472
		2473	#if DB_VERSION_MINOR >= 3
		2474
1769	MODULE = BDB PACKAGE = BDB::Sequence	2475	MODULE = BDB PACKAGE = BDB::Sequence
1770		2476
1771	void	2477	void
1772	DESTROY (DB_SEQUENCE_ornull *seq)	2478	DESTROY (DB_SEQUENCE_ornuked *seq)
1773	CODE:	2479	CODE:
1774	if (seq)	2480	if (seq)
1775	seq->close (seq, 0);	2481	seq->close (seq, 0);
1776		2482
1777	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2483	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1796	CODE:	2502	CODE:
1797	RETVAL = seq->set_range (seq, min, max);	2503	RETVAL = seq->set_range (seq, min, max);
1798	OUTPUT:	2504	OUTPUT:
1799	RETVAL	2505	RETVAL
1800		2506
		2507	#endif
		2508
		2509

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Comparing BDB/BDB.xs (file contents): Revision 1.12 by root, Sun Jul 8 09:16:19 2007 UTC vs. Revision 1.70 by root, Wed Jul 15 14:53:52 2009 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.12 by root, Sun Jul 8 09:16:19 2007 UTC vs.
Revision 1.70 by root, Wed Jul 15 14:53:52 2009 UTC