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Comparing BDB/BDB.xs (file contents):
Revision 1.26 by root, Mon Dec 10 21:19:07 2007 UTC vs.
Revision 1.66 by root, Sun Jan 4 10:48:15 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"
…		…
27	# include <unistd.h>	29	# include <unistd.h>
28	#endif	30	#endif
29		31
30	#include <db.h>	32	#include <db.h>
31		33
32	#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4)	34	#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
33	# error you need Berkeley DB 4.4 or newer installed	35	# error you need Berkeley DB 4.3 or a newer 4.x version installed
34	#endif	36	#endif
35		37
36	/* number of seconds after which idle threads exit */	38	/* number of seconds after which idle threads exit */
37	#define IDLE_TIMEOUT 10	39	#define IDLE_TIMEOUT 10
		40
		41	typedef SV SV_mutable;
38		42
39	typedef DB_ENV DB_ENV_ornull;	43	typedef DB_ENV DB_ENV_ornull;
40	typedef DB_TXN DB_TXN_ornull;	44	typedef DB_TXN DB_TXN_ornull;
41	typedef DBC DBC_ornull;	45	typedef DBC DBC_ornull;
42	typedef DB DB_ornull;	46	typedef DB DB_ornull;
		47
		48	typedef DB_ENV DB_ENV_ornuked;
		49	typedef DB_TXN DB_TXN_ornuked;
		50	typedef DBC DBC_ornuked;
		51	typedef DB DB_ornuked;
		52
		53	#if DB_VERSION_MINOR >= 3
43	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	54	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		55	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		56	#endif
44		57
45	typedef SV SV8; /* byte-sv, used for argument-checking */	58	typedef char *bdb_filename;
46	typedef char *octetstring;
47		59
48	static SV *prepare_cb;	60	static SV *prepare_cb;
49		61
50	#if DB_VERSION_MINOR >= 6	62	#if DB_VERSION_MINOR >= 6
51	# define c_close close	63	# define c_close close
…		…
55	# define c_get get	67	# define c_get get
56	# define c_pget pget	68	# define c_pget pget
57	# define c_put put	69	# define c_put put
58	#endif	70	#endif
59		71
		72	static char *
		73	get_bdb_filename (SV *sv)
		74	{
		75	if (!SvOK (sv))
		76	return 0;
		77
		78	#if _WIN32
		79	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		80	{
		81	STRLEN len;
		82	char *src = SvPVbyte (sv, len);
		83	SV *t1 = sv_newmortal ();
		84	SV *t2 = sv_newmortal ();
		85
		86	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		87	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		88
		89	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		90	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		91	SvPOK_only (t2);
		92	SvPVX (t2)[len] = 0;
		93	SvCUR_set (t2, len);
		94
		95	return SvPVX (t2);
		96	}
		97	#else
		98	return SvPVbyte_nolen (sv);
		99	#endif
		100	}
		101
60	static void	102	static void
61	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)	103	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
62	{	104	{
63	printf ("err[%s]\n", msg);	105	printf ("err[%s]\n", msg);
64	}	106	}
…		…
91	dbt_to_sv (SV *sv, DBT *dbt)	133	dbt_to_sv (SV *sv, DBT *dbt)
92	{	134	{
93	if (sv)	135	if (sv)
94	{	136	{
95	SvREADONLY_off (sv);	137	SvREADONLY_off (sv);
		138
		139	if (dbt->data)
96	sv_setpvn_mg (sv, dbt->data, dbt->size);	140	sv_setpvn_mg (sv, dbt->data, dbt->size);
		141	else
		142	sv_setsv_mg (sv, &PL_sv_undef);
		143
97	SvREFCNT_dec (sv);	144	SvREFCNT_dec (sv);
98	}	145	}
99		146
100	free (dbt->data);	147	free (dbt->data);
101	}	148	}
102		149
103	enum {	150	enum {
104	REQ_QUIT,	151	REQ_QUIT,
105	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	152	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
106	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	153	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
		154	REQ_ENV_LOG_ARCHIVE,
107	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,	155	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
108	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	156	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
109	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,	157	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
110	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,	158	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
111	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,	159	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
112	};	160	};
113		161
114	typedef struct aio_cb	162	typedef struct bdb_cb
115	{	163	{
116	struct aio_cb *volatile next;	164	struct bdb_cb *volatile next;
117	SV *callback;	165	SV *callback;
118	int type, pri, result;	166	int type, pri, result;
119		167
120	DB_ENV *env;	168	DB_ENV *env;
121	DB *db;	169	DB *db;
…		…
123	DBC *dbc;	171	DBC *dbc;
124		172
125	UV uv1;	173	UV uv1;
126	int int1, int2;	174	int int1, int2;
127	U32 uint1, uint2;	175	U32 uint1, uint2;
128	char *buf1, *buf2;	176	char *buf1, *buf2, *buf3;
129	SV *sv1, *sv2, *sv3;	177	SV *sv1, *sv2, *sv3;
130		178
131	DBT dbt1, dbt2, dbt3;	179	DBT dbt1, dbt2, dbt3;
132	DB_KEY_RANGE key_range;	180	DB_KEY_RANGE key_range;
		181	#if DB_VERSION_MINOR >= 3
133	DB_SEQUENCE *seq;	182	DB_SEQUENCE *seq;
134	db_seq_t seq_t;	183	db_seq_t seq_t;
135	} aio_cb;	184	#endif
136		185
		186	SV *rsv1, *rsv2; // keep some request objects alive
		187	} bdb_cb;
		188
137	typedef aio_cb *aio_req;	189	typedef bdb_cb *bdb_req;
138		190
139	enum {	191	enum {
140	PRI_MIN = -4,	192	PRI_MIN = -4,
141	PRI_MAX = 4,	193	PRI_MAX = 4,
142		194
…		…
145	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	197	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
146	};	198	};
147		199
148	#define AIO_TICKS ((1000000 + 1023) >> 10)	200	#define AIO_TICKS ((1000000 + 1023) >> 10)
149		201
		202	static SV *on_next_submit;
		203
150	static unsigned int max_poll_time = 0;	204	static unsigned int max_poll_time = 0;
151	static unsigned int max_poll_reqs = 0;	205	static unsigned int max_poll_reqs = 0;
152		206
153	/* calculcate time difference in ~1/AIO_TICKS of a second */	207	/* calculcate time difference in ~1/AIO_TICKS of a second */
154	static int tvdiff (struct timeval *tv1, struct timeval *tv2)	208	static int tvdiff (struct timeval *tv1, struct timeval *tv2)
…		…
169	struct worker *prev, *next;	223	struct worker *prev, *next;
170		224
171	thread_t tid;	225	thread_t tid;
172		226
173	/* locked by reslock, reqlock or wrklock */	227	/* locked by reslock, reqlock or wrklock */
174	aio_req req; /* currently processed request */	228	bdb_req req; /* currently processed request */
175	void *dbuf;	229	void *dbuf;
176	DIR *dirp;	230	DIR *dirp;
177	} worker;	231	} worker;
178		232
179	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	233	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
199	static mutex_t reqlock = X_MUTEX_INIT;	253	static mutex_t reqlock = X_MUTEX_INIT;
200	static cond_t reqwait = X_COND_INIT;	254	static cond_t reqwait = X_COND_INIT;
201		255
202	#if WORDACCESS_UNSAFE	256	#if WORDACCESS_UNSAFE
203		257
204	static unsigned int get_nready ()	258	static unsigned int get_nready (void)
205	{	259	{
206	unsigned int retval;	260	unsigned int retval;
207		261
208	X_LOCK (reqlock);	262	X_LOCK (reqlock);
209	retval = nready;	263	retval = nready;
210	X_UNLOCK (reqlock);	264	X_UNLOCK (reqlock);
211		265
212	return retval;	266	return retval;
213	}	267	}
214		268
215	static unsigned int get_npending ()	269	static unsigned int get_npending (void)
216	{	270	{
217	unsigned int retval;	271	unsigned int retval;
218		272
219	X_LOCK (reslock);	273	X_LOCK (reslock);
220	retval = npending;	274	retval = npending;
221	X_UNLOCK (reslock);	275	X_UNLOCK (reslock);
222		276
223	return retval;	277	return retval;
224	}	278	}
225		279
226	static unsigned int get_nthreads ()	280	static unsigned int get_nthreads (void)
227	{	281	{
228	unsigned int retval;	282	unsigned int retval;
229		283
230	X_LOCK (wrklock);	284	X_LOCK (wrklock);
231	retval = started;	285	retval = started;
…		…
246	* a somewhat faster data structure might be nice, but	300	* a somewhat faster data structure might be nice, but
247	* with 8 priorities this actually needs <20 insns	301	* with 8 priorities this actually needs <20 insns
248	* per shift, the most expensive operation.	302	* per shift, the most expensive operation.
249	*/	303	*/
250	typedef struct {	304	typedef struct {
251	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	305	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
252	int size;	306	int size;
253	} reqq;	307	} reqq;
254		308
255	static reqq req_queue;	309	static reqq req_queue;
256	static reqq res_queue;	310	static reqq res_queue;
257		311
258	int reqq_push (reqq *q, aio_req req)	312	int reqq_push (reqq *q, bdb_req req)
259	{	313	{
260	int pri = req->pri;	314	int pri = req->pri;
261	req->next = 0;	315	req->next = 0;
262		316
263	if (q->qe[pri])	317	if (q->qe[pri])
…		…
269	q->qe[pri] = q->qs[pri] = req;	323	q->qe[pri] = q->qs[pri] = req;
270		324
271	return q->size++;	325	return q->size++;
272	}	326	}
273		327
274	aio_req reqq_shift (reqq *q)	328	bdb_req reqq_shift (reqq *q)
275	{	329	{
276	int pri;	330	int pri;
277		331
278	if (!q->size)	332	if (!q->size)
279	return 0;	333	return 0;
280		334
281	--q->size;	335	--q->size;
282		336
283	for (pri = NUM_PRI; pri--; )	337	for (pri = NUM_PRI; pri--; )
284	{	338	{
285	aio_req req = q->qs[pri];	339	bdb_req req = q->qs[pri];
286		340
287	if (req)	341	if (req)
288	{	342	{
289	if (!(q->qs[pri] = req->next))	343	if (!(q->qs[pri] = req->next))
290	q->qe[pri] = 0;	344	q->qe[pri] = 0;
…		…
294	}	348	}
295		349
296	abort ();	350	abort ();
297	}	351	}
298		352
299	static int poll_cb ();	353	static int poll_cb (void);
300	static void req_free (aio_req req);	354	static void req_free (bdb_req req);
301	static void req_cancel (aio_req req);
302		355
303	static int req_invoke (aio_req req)	356	static int req_invoke (bdb_req req)
304	{	357	{
305	dSP;	358	switch (req->type)
306
307	if (SvOK (req->callback))
308	{	359	{
		360	case REQ_DB_CLOSE:
		361	SvREFCNT_dec (req->sv1);
		362	break;
		363
		364	case REQ_DB_GET:
		365	case REQ_DB_PGET:
		366	case REQ_C_GET:
		367	case REQ_C_PGET:
		368	case REQ_DB_PUT:
		369	case REQ_C_PUT:
		370	dbt_to_sv (req->sv1, &req->dbt1);
		371	dbt_to_sv (req->sv2, &req->dbt2);
		372	dbt_to_sv (req->sv3, &req->dbt3);
		373	break;
		374
		375	case REQ_DB_KEY_RANGE:
		376	{
		377	AV *av = newAV ();
		378
		379	av_push (av, newSVnv (req->key_range.less));
		380	av_push (av, newSVnv (req->key_range.equal));
		381	av_push (av, newSVnv (req->key_range.greater));
		382
		383	av = (AV *)newRV_noinc ((SV *)av);
		384
		385	SvREADONLY_off (req->sv1);
		386	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		387	SvREFCNT_dec (av);
		388	SvREFCNT_dec (req->sv1);
		389	}
		390	break;
		391
		392	#if DB_VERSION_MINOR >= 3
		393	case REQ_SEQ_GET:
		394	SvREADONLY_off (req->sv1);
		395
		396	if (sizeof (IV) > 4)
		397	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		398	else
		399	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		400
		401	SvREFCNT_dec (req->sv1);
		402	break;
		403	#endif
		404
		405	case REQ_ENV_LOG_ARCHIVE:
		406	{
		407	AV *av = newAV ();
		408	char **listp = (char **)req->buf1;
		409
		410	if (listp)
		411	while (*listp)
		412	av_push (av, newSVpv (*listp, 0)), ++listp;
		413
		414	av = (AV *)newRV_noinc ((SV *)av);
		415
		416	SvREADONLY_off (req->sv1);
		417	sv_setsv_mg (req->sv1, (SV *)av);
		418	SvREFCNT_dec (av);
		419	SvREFCNT_dec (req->sv1);
		420	}
		421	break;
		422	}
		423
		424	errno = req->result;
		425
		426	if (req->callback)
		427	{
		428	dSP;
		429
309	ENTER;	430	ENTER;
310	SAVETMPS;	431	SAVETMPS;
311	PUSHMARK (SP);	432	PUSHMARK (SP);
312		433
313	switch (req->type)
314	{
315	case REQ_DB_CLOSE:
316	SvREFCNT_dec (req->sv1);
317	break;
318
319	case REQ_DB_GET:
320	case REQ_DB_PGET:
321	dbt_to_sv (req->sv3, &req->dbt3);
322	break;
323
324	case REQ_C_GET:
325	case REQ_C_PGET:
326	dbt_to_sv (req->sv1, &req->dbt1);
327	dbt_to_sv (req->sv2, &req->dbt2);
328	dbt_to_sv (req->sv3, &req->dbt3);
329	break;
330
331	case REQ_DB_PUT:
332	case REQ_C_PUT:
333	dbt_to_sv (0, &req->dbt1);
334	dbt_to_sv (0, &req->dbt2);
335	break;
336
337	case REQ_DB_KEY_RANGE:
338	{
339	AV *av = newAV ();
340
341	av_push (av, newSVnv (req->key_range.less));
342	av_push (av, newSVnv (req->key_range.equal));
343	av_push (av, newSVnv (req->key_range.greater));
344
345	SvREADONLY_off (req->sv1);
346	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
347	SvREFCNT_dec (req->sv1);
348	}
349	break;
350
351	case REQ_SEQ_GET:
352	SvREADONLY_off (req->sv1);
353
354	if (sizeof (IV) > 4)
355	sv_setiv_mg (req->sv1, (IV)req->seq_t);
356	else
357	sv_setnv_mg (req->sv1, (NV)req->seq_t);
358
359	SvREFCNT_dec (req->sv1);
360	break;
361	}
362
363	errno = req->result;
364
365	PUTBACK;	434	PUTBACK;
366	call_sv (req->callback, G_VOID | G_EVAL);	435	call_sv (req->callback, G_VOID | G_EVAL);
367	SPAGAIN;	436	SPAGAIN;
368		437
369	FREETMPS;	438	FREETMPS;
370	LEAVE;	439	LEAVE;
		440
		441	return !SvTRUE (ERRSV);
371	}	442	}
372		443
373	return !SvTRUE (ERRSV);	444	return 1;
374	}	445	}
375		446
376	static void req_free (aio_req req)	447	static void req_free (bdb_req req)
377	{	448	{
		449	SvREFCNT_dec (req->callback);
		450
		451	SvREFCNT_dec (req->rsv1);
		452	SvREFCNT_dec (req->rsv2);
		453
378	free (req->buf1);	454	free (req->buf1);
379	free (req->buf2);	455	free (req->buf2);
		456	free (req->buf3);
		457
380	Safefree (req);	458	Safefree (req);
381	}	459	}
382		460
383	#ifdef USE_SOCKETS_AS_HANDLES	461	#ifdef USE_SOCKETS_AS_HANDLES
384	# define TO_SOCKET(x) (win32_get_osfhandle (x))	462	# define TO_SOCKET(x) (win32_get_osfhandle (x))
385	#else	463	#else
		464	# define EV_SELECT_IS_WINSOCKET 1
386	# define TO_SOCKET(x) (x)	465	# define TO_SOCKET(x) (x)
387	#endif	466	#endif
388		467
		468	#ifdef _WIN32
		469	/* taken verbatim from libev's ev_win32.c */
		470	/* oh, the humanity! */
		471	static int
		472	ev_pipe (int filedes [2])
		473	{
		474	struct sockaddr_in addr = { 0 };
		475	int addr_size = sizeof (addr);
		476	struct sockaddr_in adr2;
		477	int adr2_size;
		478	SOCKET listener;
		479	SOCKET sock [2] = { -1, -1 };
		480
		481	if ((listener = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET)
		482	return -1;
		483
		484	addr.sin_family = AF_INET;
		485	addr.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
		486	addr.sin_port = 0;
		487
		488	if (bind (listener, (struct sockaddr *)&addr, addr_size))
		489	goto fail;
		490
		491	if (getsockname (listener, (struct sockaddr *)&addr, &addr_size))
		492	goto fail;
		493
		494	if (listen (listener, 1))
		495	goto fail;
		496
		497	if ((sock [0] = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET)
		498	goto fail;
		499
		500	if (connect (sock [0], (struct sockaddr *)&addr, addr_size))
		501	goto fail;
		502
		503	if ((sock [1] = accept (listener, 0, 0)) < 0)
		504	goto fail;
		505
		506	/* windows vista returns fantasy port numbers for getpeername.
		507	* example for two interconnected tcp sockets:
		508	*
		509	* (Socket::unpack_sockaddr_in getsockname $sock0)[0] == 53364
		510	* (Socket::unpack_sockaddr_in getpeername $sock0)[0] == 53363
		511	* (Socket::unpack_sockaddr_in getsockname $sock1)[0] == 53363
		512	* (Socket::unpack_sockaddr_in getpeername $sock1)[0] == 53365
		513	*
		514	* wow! tridirectional sockets!
		515	*
		516	* this way of checking ports seems to work:
		517	*/
		518	if (getpeername (sock [0], (struct sockaddr *)&addr, &addr_size))
		519	goto fail;
		520
		521	if (getsockname (sock [1], (struct sockaddr *)&adr2, &adr2_size))
		522	goto fail;
		523
		524	errno = WSAEINVAL;
		525	if (addr_size != adr2_size
		526	|| addr.sin_addr.s_addr != adr2.sin_addr.s_addr /* just to be sure, I mean, it's windows */
		527	|| addr.sin_port != adr2.sin_port)
		528	goto fail;
		529
		530	closesocket (listener);
		531
		532	#if EV_SELECT_IS_WINSOCKET
		533	filedes [0] = _open_osfhandle (sock [0], 0);
		534	filedes [1] = _open_osfhandle (sock [1], 0);
		535	#else
		536	/* when select isn't winsocket, we also expect socket, connect, accept etc.
		537	* to work on fds */
		538	filedes [0] = sock [0];
		539	filedes [1] = sock [1];
		540	#endif
		541
		542	return 0;
		543
		544	fail:
		545	closesocket (listener);
		546
		547	if (sock [0] != INVALID_SOCKET) closesocket (sock [0]);
		548	if (sock [1] != INVALID_SOCKET) closesocket (sock [1]);
		549
		550	return -1;
		551	}
		552
		553	#define pipe(filedes) ev_pipe(filedes)
		554	#endif
		555
389	static void	556	static void
390	create_respipe ()	557	create_respipe (void)
391	{	558	{
392	#ifdef _WIN32	559	#ifdef _WIN32
393	int arg; /* argg */	560	int arg; /* argg */
394	#endif	561	#endif
395	int old_readfd = respipe [0];	562	int old_readfd = respipe [0];
396		563
397	if (respipe [1] >= 0)	564	if (respipe [1] >= 0)
398	respipe_close (TO_SOCKET (respipe [1]));	565	respipe_close (TO_SOCKET (respipe [1]));
399		566
400	#ifdef _WIN32
401	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
402	#else
403	if (pipe (respipe))	567	if (pipe (respipe))
404	#endif
405	croak ("unable to initialize result pipe");	568	croak ("unable to initialize result pipe");
406		569
407	if (old_readfd >= 0)	570	if (old_readfd >= 0)
408	{	571	{
409	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)	572	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
…		…
425		588
426	respipe_osf [0] = TO_SOCKET (respipe [0]);	589	respipe_osf [0] = TO_SOCKET (respipe [0]);
427	respipe_osf [1] = TO_SOCKET (respipe [1]);	590	respipe_osf [1] = TO_SOCKET (respipe [1]);
428	}	591	}
429		592
		593	static void bdb_request (bdb_req req);
430	X_THREAD_PROC (bdb_proc);	594	X_THREAD_PROC (bdb_proc);
431		595
432	static void start_thread (void)	596	static void start_thread (void)
433	{	597	{
434	worker *wrk = calloc (1, sizeof (worker));	598	worker *wrk = calloc (1, sizeof (worker));
…		…
449	free (wrk);	613	free (wrk);
450		614
451	X_UNLOCK (wrklock);	615	X_UNLOCK (wrklock);
452	}	616	}
453		617
454	static void maybe_start_thread ()	618	static void maybe_start_thread (void)
455	{	619	{
456	if (get_nthreads () >= wanted)	620	if (get_nthreads () >= wanted)
457	return;	621	return;
458		622
459	/* todo: maybe use idle here, but might be less exact */	623	/* todo: maybe use idle here, but might be less exact */
…		…
461	return;	625	return;
462		626
463	start_thread ();	627	start_thread ();
464	}	628	}
465		629
466	static void req_send (aio_req req)	630	static void req_send (bdb_req req)
467	{	631	{
468	SV *wait_callback = 0;	632	SV *wait_callback = 0;
469		633
470	// synthesize callback if none given	634	if (on_next_submit)
471	if (!SvOK (req->callback))
472	{	635	{
473	int count;
474
475	dSP;	636	dSP;
		637	SV *cb = sv_2mortal (on_next_submit);
		638
		639	on_next_submit = 0;
		640
476	PUSHMARK (SP);	641	PUSHMARK (SP);
477	PUTBACK;	642	PUTBACK;
478	count = call_sv (prepare_cb, G_ARRAY);	643	call_sv (cb, G_DISCARD | G_EVAL);
479	SPAGAIN;	644	SPAGAIN;
		645	}
480		646
		647	// synthesize callback if none given
		648	if (!req->callback)
		649	{
		650	if (SvOK (prepare_cb))
		651	{
		652	int count;
		653
		654	dSP;
		655	PUSHMARK (SP);
		656	PUTBACK;
		657	count = call_sv (prepare_cb, G_ARRAY);
		658	SPAGAIN;
		659
481	if (count != 2)	660	if (count != 2)
482	croak ("prepare callback must return exactly two values\n");	661	croak ("sync prepare callback must return exactly two values\n");
483		662
484	wait_callback = SvREFCNT_inc (POPs);	663	wait_callback = POPs;
485	SvREFCNT_dec (req->callback);
486	req->callback = SvREFCNT_inc (POPs);	664	req->callback = SvREFCNT_inc (POPs);
		665	}
		666	else
		667	{
		668	// execute request synchronously
		669	bdb_request (req);
		670	req_invoke (req);
		671	req_free (req);
		672	return;
		673	}
487	}	674	}
488		675
489	++nreqs;	676	++nreqs;
490		677
491	X_LOCK (reqlock);	678	X_LOCK (reqlock);
…		…
500	{	687	{
501	dSP;	688	dSP;
502	PUSHMARK (SP);	689	PUSHMARK (SP);
503	PUTBACK;	690	PUTBACK;
504	call_sv (wait_callback, G_DISCARD);	691	call_sv (wait_callback, G_DISCARD);
505	SvREFCNT_dec (wait_callback);
506	}	692	}
507	}	693	}
508		694
509	static void end_thread (void)	695	static void end_thread (void)
510	{	696	{
511	aio_req req;	697	bdb_req req = calloc (1, sizeof (bdb_cb));
512
513	Newz (0, req, 1, aio_cb);
514		698
515	req->type = REQ_QUIT;	699	req->type = REQ_QUIT;
516	req->pri = PRI_MAX + PRI_BIAS;	700	req->pri = PRI_MAX + PRI_BIAS;
517		701
518	X_LOCK (reqlock);	702	X_LOCK (reqlock);
…		…
545		729
546	while (started > wanted)	730	while (started > wanted)
547	end_thread ();	731	end_thread ();
548	}	732	}
549		733
550	static void poll_wait ()	734	static void poll_wait (void)
551	{	735	{
552	fd_set rfd;	736	fd_set rfd;
553		737
554	while (nreqs)	738	while (nreqs)
555	{	739	{
…		…
568		752
569	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	753	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
570	}	754	}
571	}	755	}
572		756
573	static int poll_cb ()	757	static int poll_cb (void)
574	{	758	{
575	dSP;	759	dSP;
576	int count = 0;	760	int count = 0;
577	int maxreqs = max_poll_reqs;	761	int maxreqs = max_poll_reqs;
578	int do_croak = 0;	762	int do_croak = 0;
579	struct timeval tv_start, tv_now;	763	struct timeval tv_start, tv_now;
580	aio_req req;	764	bdb_req req;
581		765
582	if (max_poll_time)	766	if (max_poll_time)
583	gettimeofday (&tv_start, 0);	767	gettimeofday (&tv_start, 0);
584		768
585	for (;;)	769	for (;;)
…		…
644	return count;	828	return count;
645	}	829	}
646		830
647	/*****************************************************************************/	831	/*****************************************************************************/
648		832
		833	static void
		834	bdb_request (bdb_req req)
		835	{
		836	switch (req->type)
		837	{
		838	case REQ_ENV_OPEN:
		839	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		840	break;
		841
		842	case REQ_ENV_CLOSE:
		843	req->result = req->env->close (req->env, req->uint1);
		844	break;
		845
		846	case REQ_ENV_TXN_CHECKPOINT:
		847	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		848	break;
		849
		850	case REQ_ENV_LOCK_DETECT:
		851	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		852	break;
		853
		854	case REQ_ENV_MEMP_SYNC:
		855	req->result = req->env->memp_sync (req->env, 0);
		856	break;
		857
		858	case REQ_ENV_MEMP_TRICKLE:
		859	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		860	break;
		861
		862	case REQ_ENV_DBREMOVE:
		863	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		864	break;
		865
		866	case REQ_ENV_DBRENAME:
		867	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		868	break;
		869
		870	case REQ_DB_OPEN:
		871	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		872	break;
		873
		874	case REQ_DB_CLOSE:
		875	req->result = req->db->close (req->db, req->uint1);
		876	break;
		877
		878	#if DB_VERSION_MINOR >= 4
		879	case REQ_DB_COMPACT:
		880	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);
		881	break;
		882	#endif
		883
		884	case REQ_DB_SYNC:
		885	req->result = req->db->sync (req->db, req->uint1);
		886	break;
		887
		888	case REQ_DB_UPGRADE:
		889	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		890	break;
		891
		892	case REQ_DB_PUT:
		893	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		894	break;
		895
		896	#if DB_VERSION_MINOR >= 6
		897	case REQ_DB_EXISTS:
		898	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		899	break;
		900	#endif
		901	case REQ_DB_GET:
		902	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		903	break;
		904
		905	case REQ_DB_PGET:
		906	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		907	break;
		908
		909	case REQ_DB_DEL:
		910	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		911	break;
		912
		913	case REQ_DB_KEY_RANGE:
		914	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		915	break;
		916
		917	case REQ_TXN_COMMIT:
		918	req->result = req->txn->commit (req->txn, req->uint1);
		919	break;
		920
		921	case REQ_TXN_ABORT:
		922	req->result = req->txn->abort (req->txn);
		923	break;
		924
		925	case REQ_TXN_FINISH:
		926	if (req->txn->flags & TXN_DEADLOCK)
		927	{
		928	req->result = req->txn->abort (req->txn);
		929	if (!req->result)
		930	req->result = DB_LOCK_DEADLOCK;
		931	}
		932	else
		933	req->result = req->txn->commit (req->txn, req->uint1);
		934	break;
		935
		936	case REQ_C_CLOSE:
		937	req->result = req->dbc->c_close (req->dbc);
		938	break;
		939
		940	case REQ_C_COUNT:
		941	{
		942	db_recno_t recno;
		943	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		944	req->uv1 = recno;
		945	}
		946	break;
		947
		948	case REQ_C_PUT:
		949	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		950	break;
		951
		952	case REQ_C_GET:
		953	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		954	break;
		955
		956	case REQ_C_PGET:
		957	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		958	break;
		959
		960	case REQ_C_DEL:
		961	req->result = req->dbc->c_del (req->dbc, req->uint1);
		962	break;
		963
		964	#if DB_VERSION_MINOR >= 3
		965	case REQ_SEQ_OPEN:
		966	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		967	break;
		968
		969	case REQ_SEQ_CLOSE:
		970	req->result = req->seq->close (req->seq, req->uint1);
		971	break;
		972
		973	case REQ_SEQ_GET:
		974	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		975	break;
		976
		977	case REQ_SEQ_REMOVE:
		978	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		979	break;
		980	#endif
		981
		982	case REQ_ENV_LOG_ARCHIVE:
		983	{
		984	char **listp = 0; /* DB_ARCH_REMOVE does not touch listp, contrary to docs */
		985	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		986	req->buf1 = (char *)listp;
		987	}
		988	break;
		989
		990	default:
		991	req->result = ENOSYS;
		992	break;
		993	}
		994
		995	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		996	req->txn->flags |= TXN_DEADLOCK;
		997	}
		998
649	X_THREAD_PROC (bdb_proc)	999	X_THREAD_PROC (bdb_proc)
650	{	1000	{
651	aio_req req;	1001	bdb_req req;
652	struct timespec ts;	1002	struct timespec ts;
653	worker *self = (worker *)thr_arg;	1003	worker *self = (worker *)thr_arg;
654		1004
655	/* try to distribute timeouts somewhat evenly */	1005	/* try to distribute timeouts somewhat evenly */
656	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	1006	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
…		…
692	}	1042	}
693		1043
694	--nready;	1044	--nready;
695		1045
696	X_UNLOCK (reqlock);	1046	X_UNLOCK (reqlock);
697		1047
698	switch (req->type)	1048	if (req->type == REQ_QUIT)
699	{	1049	{
700	case REQ_QUIT:	1050	X_LOCK (reslock);
701	req->result = ENOSYS;	1051	free (req);
		1052	self->req = 0;
		1053	X_UNLOCK (reslock);
		1054
702	goto quit;	1055	goto quit;
703
704	case REQ_ENV_OPEN:
705	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
706	break;
707
708	case REQ_ENV_CLOSE:
709	req->result = req->env->close (req->env, req->uint1);
710	break;
711
712	case REQ_ENV_TXN_CHECKPOINT:
713	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
714	break;
715
716	case REQ_ENV_LOCK_DETECT:
717	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
718	break;
719
720	case REQ_ENV_MEMP_SYNC:
721	req->result = req->env->memp_sync (req->env, 0);
722	break;
723
724	case REQ_ENV_MEMP_TRICKLE:
725	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
726	break;
727
728	case REQ_DB_OPEN:
729	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
730	break;
731
732	case REQ_DB_CLOSE:
733	req->result = req->db->close (req->db, req->uint1);
734	break;
735
736	case REQ_DB_COMPACT:
737	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
738	break;
739
740	case REQ_DB_SYNC:
741	req->result = req->db->sync (req->db, req->uint1);
742	break;
743
744	case REQ_DB_UPGRADE:
745	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
746	break;
747
748	case REQ_DB_PUT:
749	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
750	break;
751
752	case REQ_DB_GET:
753	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
754	break;
755
756	case REQ_DB_PGET:
757	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
758	break;
759
760	case REQ_DB_DEL:
761	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
762	break;
763
764	case REQ_DB_KEY_RANGE:
765	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
766	break;
767
768	case REQ_TXN_COMMIT:
769	req->result = req->txn->commit (req->txn, req->uint1);
770	break;
771
772	case REQ_TXN_ABORT:
773	req->result = req->txn->abort (req->txn);
774	break;
775
776	case REQ_TXN_FINISH:
777	if (req->txn->flags & TXN_DEADLOCK)
778	{
779	req->result = req->txn->abort (req->txn);
780	if (!req->result)
781	req->result = DB_LOCK_DEADLOCK;
782	}
783	else
784	req->result = req->txn->commit (req->txn, req->uint1);
785	break;
786
787	case REQ_C_CLOSE:
788	req->result = req->dbc->c_close (req->dbc);
789	break;
790
791	case REQ_C_COUNT:
792	{
793	db_recno_t recno;
794	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
795	req->uv1 = recno;
796	}
797	break;
798
799	case REQ_C_PUT:
800	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
801	break;
802
803	case REQ_C_GET:
804	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
805	break;
806
807	case REQ_C_PGET:
808	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
809	break;
810
811	case REQ_C_DEL:
812	req->result = req->dbc->c_del (req->dbc, req->uint1);
813	break;
814
815	case REQ_SEQ_OPEN:
816	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
817	break;
818
819	case REQ_SEQ_CLOSE:
820	req->result = req->seq->close (req->seq, req->uint1);
821	break;
822
823	case REQ_SEQ_GET:
824	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
825	break;
826
827	case REQ_SEQ_REMOVE:
828	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
829	break;
830
831	default:
832	req->result = ENOSYS;
833	break;
834	}	1056	}
835		1057
836	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))	1058	bdb_request (req);
837	req->txn->flags |= TXN_DEADLOCK;
838		1059
839	X_LOCK (reslock);	1060	X_LOCK (reslock);
840		1061
841	++npending;	1062	++npending;
842		1063
…		…
874	X_UNLOCK (wrklock);	1095	X_UNLOCK (wrklock);
875	}	1096	}
876		1097
877	static void atfork_child (void)	1098	static void atfork_child (void)
878	{	1099	{
879	aio_req prv;	1100	bdb_req prv;
880		1101
881	while (prv = reqq_shift (&req_queue))	1102	while (prv = reqq_shift (&req_queue))
882	req_free (prv);	1103	req_free (prv);
883		1104
884	while (prv = reqq_shift (&res_queue))	1105	while (prv = reqq_shift (&res_queue))
…		…
904	create_respipe ();	1125	create_respipe ();
905		1126
906	atfork_parent ();	1127	atfork_parent ();
907	}	1128	}
908		1129
909	#define dREQ(reqtype) \	1130	#define dREQ(reqtype,rsvcnt) \
910	aio_req req; \	1131	bdb_req req; \
911	int req_pri = next_pri; \	1132	int req_pri = next_pri; \
912	next_pri = DEFAULT_PRI + PRI_BIAS; \	1133	next_pri = DEFAULT_PRI + PRI_BIAS; \
913	\	1134	\
914	if (SvOK (callback) && !SvROK (callback)) \	1135	if (callback && SvOK (callback)) \
915	croak ("callback must be undef or of reference type"); \	1136	croak ("callback has illegal type or extra arguments"); \
916	\	1137	\
917	Newz (0, req, 1, aio_cb); \	1138	Newz (0, req, 1, bdb_cb); \
918	if (!req) \	1139	if (!req) \
919	croak ("out of memory during aio_req allocation"); \	1140	croak ("out of memory during bdb_req allocation"); \
920	\	1141	\
921	req->callback = newSVsv (callback); \	1142	req->callback = SvREFCNT_inc (cb); \
922	req->type = (reqtype); \	1143	req->type = (reqtype); \
923	req->pri = req_pri	1144	req->pri = req_pri; \
		1145	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1146	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1147	(void)0;
924		1148
925	#define REQ_SEND \	1149	#define REQ_SEND \
926	req_send (req)	1150	req_send (req)
927		1151
928	#define SvPTR(var, arg, type, class, nullok) \	1152	#define SvPTR(var, arg, type, class, nullok) \
929	if (!SvOK (arg)) \	1153	if (!SvOK (arg)) \
930	{ \	1154	{ \
931	if (!nullok) \	1155	if (nullok != 1) \
932	croak (# var " must be a " # class " object, not undef"); \	1156	croak (# var " must be a " # class " object, not undef"); \
933	\	1157	\
934	(var) = 0; \	1158	(var) = 0; \
935	} \	1159	} \
936	else if (sv_derived_from ((arg), # class)) \	1160	else if (sv_derived_from ((arg), # class)) \
937	{ \	1161	{ \
938	IV tmp = SvIV ((SV*) SvRV (arg)); \	1162	IV tmp = SvIV ((SV*) SvRV (arg)); \
939	(var) = INT2PTR (type, tmp); \	1163	(var) = INT2PTR (type, tmp); \
940	if (!var) \	1164	if (!var && nullok != 2) \
941	croak (# var " is not a valid " # class " object anymore"); \	1165	croak (# var " is not a valid " # class " object anymore"); \
942	} \	1166	} \
943	else \	1167	else \
944	croak (# var " is not of type " # class); \	1168	croak (# var " is not of type " # class);
945	\	1169
		1170	#define ARG_MUTABLE(name) \
		1171	if (SvREADONLY (name)) \
		1172	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
946		1173
947	static void	1174	static void
948	ptr_nuke (SV *sv)	1175	ptr_nuke (SV *sv)
949	{	1176	{
950	assert (SvROK (sv));	1177	assert (SvROK (sv));
951	sv_setiv (SvRV (sv), 0);	1178	sv_setiv (SvRV (sv), 0);
952	}	1179	}
		1180
		1181	static int
		1182	errno_get (pTHX_ SV *sv, MAGIC *mg)
		1183	{
		1184	if (*mg->mg_ptr == '!') // should always be the case
		1185	if (-30999 <= errno && errno <= -30800)
		1186	{
		1187	sv_setnv (sv, (NV)errno);
		1188	sv_setpv (sv, db_strerror (errno));
		1189	SvNOK_on (sv); /* what a wonderful hack! */
		1190	// ^^^ copied from perl sources
		1191	return 0;
		1192	}
		1193
		1194	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1195	}
		1196
		1197	static MGVTBL vtbl_errno;
		1198
		1199	// this wonderful hack :( patches perl's $! variable to support our errno values
		1200	static void
		1201	patch_errno (void)
		1202	{
		1203	SV *sv;
		1204	MAGIC *mg;
		1205
		1206	if (!(sv = get_sv ("!", 1)))
		1207	return;
		1208
		1209	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1210	return;
		1211
		1212	if (mg->mg_virtual != &PL_vtbl_sv)
		1213	return;
		1214
		1215	vtbl_errno = PL_vtbl_sv;
		1216	vtbl_errno.svt_get = errno_get;
		1217	mg->mg_virtual = &vtbl_errno;
		1218	}
		1219
		1220	#if __GNUC__ >= 4
		1221	# define noinline __attribute__ ((noinline))
		1222	#else
		1223	# define noinline
		1224	#endif
		1225
		1226	static noinline SV *
		1227	pop_callback (I32 *ritems, SV *sv)
		1228	{
		1229	if (SvROK (sv))
		1230	{
		1231	HV *st;
		1232	GV *gvp;
		1233	CV *cv;
		1234	const char *name;
		1235
		1236	/* forgive me */
		1237	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1238	&& (st = SvSTASH (SvRV (sv)))
		1239	&& (name = HvNAME_get (st))
		1240	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1241	return 0;
		1242
		1243	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1244	{
		1245	--*ritems;
		1246	return (SV *)cv;
		1247	}
		1248	}
		1249
		1250	return 0;
		1251	}
		1252
		1253	/*****************************************************************************/
		1254
		1255	#if 0
		1256	static int
		1257	bt_pfxc_compare (DB *db, const DBT *dbt1, const DBT *dbt2)
		1258	{
		1259	ssize_t size1 = dbt1->size;
		1260	ssize_t size2 = dbt2->size;
		1261	int res = memcmp ((void *)dbt1->data, (void *)dbt2->data,
		1262	size1 <= size2 ? size1 : size2);
		1263
		1264	if (res)
		1265	return res;
		1266	else if (size1 - size2)
		1267	return size1 - size2;
		1268	else
		1269	return 0;
		1270	}
		1271
		1272	static size_t
		1273	bt_pfxc_prefix_x (DB *db, const DBT *dbt1, const DBT *dbt2)
		1274	{
		1275	ssize_t size1 = dbt1->size;
		1276	ssize_t size2 = dbt2->size;
		1277	u_int8_t *p1 = (u_int8_t *)dbt1->data;
		1278	u_int8_t *p2 = (u_int8_t *)dbt2->data;
		1279	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1280
		1281	while (p1 < pe)
		1282	if (*p1++ != *p2++)
		1283	return p1 - (u_int8_t *)dbt1->data - 1;
		1284
		1285	if (size1 < size2) return size1 + 1;
		1286	if (size1 > size2) return size2 + 1;
		1287
		1288	return size1;
		1289	}
		1290	#endif
		1291
		1292	/*****************************************************************************/
		1293
		1294	/* stupid windows defines CALLBACK as well */
		1295	#undef CALLBACK
		1296	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
953		1297
954	MODULE = BDB PACKAGE = BDB	1298	MODULE = BDB PACKAGE = BDB
955		1299
956	PROTOTYPES: ENABLE	1300	PROTOTYPES: ENABLE
957		1301
…		…
978	const_iv (RDONLY)	1322	const_iv (RDONLY)
979	const_iv (USE_ENVIRON)	1323	const_iv (USE_ENVIRON)
980	const_iv (USE_ENVIRON_ROOT)	1324	const_iv (USE_ENVIRON_ROOT)
981	const_iv (LOCKDOWN)	1325	const_iv (LOCKDOWN)
982	const_iv (PRIVATE)	1326	const_iv (PRIVATE)
983	const_iv (REGISTER)
984	const_iv (SYSTEM_MEM)	1327	const_iv (SYSTEM_MEM)
985	const_iv (AUTO_COMMIT)	1328	const_iv (AUTO_COMMIT)
986	const_iv (CDB_ALLDB)	1329	const_iv (CDB_ALLDB)
987	const_iv (DIRECT_DB)	1330	const_iv (DIRECT_DB)
988	const_iv (DIRECT_LOG)
989	const_iv (DSYNC_DB)
990	const_iv (DSYNC_LOG)
991	const_iv (LOG_AUTOREMOVE)
992	const_iv (LOG_INMEMORY)
993	const_iv (NOLOCKING)	1331	const_iv (NOLOCKING)
994	const_iv (NOMMAP)	1332	const_iv (NOMMAP)
995	const_iv (NOPANIC)	1333	const_iv (NOPANIC)
996	const_iv (OVERWRITE)	1334	const_iv (OVERWRITE)
997	const_iv (PANIC_ENVIRONMENT)	1335	const_iv (PANIC_ENVIRONMENT)
…		…
1008	const_iv (HASH)	1346	const_iv (HASH)
1009	const_iv (QUEUE)	1347	const_iv (QUEUE)
1010	const_iv (RECNO)	1348	const_iv (RECNO)
1011	const_iv (UNKNOWN)	1349	const_iv (UNKNOWN)
1012	const_iv (EXCL)	1350	const_iv (EXCL)
1013	const_iv (READ_COMMITTED)
1014	const_iv (READ_UNCOMMITTED)
1015	const_iv (TRUNCATE)	1351	const_iv (TRUNCATE)
1016	const_iv (NOSYNC)	1352	const_iv (NOSYNC)
1017	const_iv (CHKSUM)	1353	const_iv (CHKSUM)
1018	const_iv (ENCRYPT)	1354	const_iv (ENCRYPT)
1019	const_iv (DUP)	1355	const_iv (DUP)
1020	const_iv (DUPSORT)	1356	const_iv (DUPSORT)
1021	const_iv (RECNUM)	1357	//const_iv (RECNUM)
1022	const_iv (RENUMBER)	1358	const_iv (RENUMBER)
1023	const_iv (REVSPLITOFF)	1359	const_iv (REVSPLITOFF)
1024	const_iv (INORDER)
1025	const_iv (CONSUME)	1360	const_iv (CONSUME)
1026	const_iv (CONSUME_WAIT)	1361	const_iv (CONSUME_WAIT)
1027	const_iv (GET_BOTH)	1362	const_iv (GET_BOTH)
1028	const_iv (GET_BOTH_RANGE)	1363	const_iv (GET_BOTH_RANGE)
1029	//const_iv (SET_RECNO)	1364	//const_iv (SET_RECNO)
1030	//const_iv (MULTIPLE)	1365	//const_iv (MULTIPLE)
1031	const_iv (SNAPSHOT)	1366	const_iv (SNAPSHOT)
1032	const_iv (JOIN_ITEM)	1367	const_iv (JOIN_ITEM)
		1368	const_iv (JOIN_NOSORT)
1033	const_iv (RMW)	1369	const_iv (RMW)
1034		1370
1035	const_iv (NOTFOUND)	1371	const_iv (NOTFOUND)
1036	const_iv (KEYEMPTY)	1372	const_iv (KEYEMPTY)
1037	const_iv (LOCK_DEADLOCK)	1373	const_iv (LOCK_DEADLOCK)
1038	const_iv (LOCK_NOTGRANTED)	1374	const_iv (LOCK_NOTGRANTED)
1039	const_iv (RUNRECOVERY)	1375	const_iv (RUNRECOVERY)
1040	const_iv (OLD_VERSION)	1376	const_iv (OLD_VERSION)
1041	const_iv (REP_HANDLE_DEAD)	1377	const_iv (REP_HANDLE_DEAD)
1042	const_iv (REP_LOCKOUT)
1043	const_iv (SECONDARY_BAD)	1378	const_iv (SECONDARY_BAD)
1044
1045	const_iv (FREE_SPACE)
1046	const_iv (FREELIST_ONLY)
1047		1379
1048	const_iv (APPEND)	1380	const_iv (APPEND)
1049	const_iv (NODUPDATA)	1381	const_iv (NODUPDATA)
1050	const_iv (NOOVERWRITE)	1382	const_iv (NOOVERWRITE)
1051		1383
…		…
1053	const_iv (TXN_SYNC)	1385	const_iv (TXN_SYNC)
1054		1386
1055	const_iv (SET_LOCK_TIMEOUT)	1387	const_iv (SET_LOCK_TIMEOUT)
1056	const_iv (SET_TXN_TIMEOUT)	1388	const_iv (SET_TXN_TIMEOUT)
1057		1389
1058	const_iv (JOIN_ITEM)
1059	const_iv (FIRST)	1390	const_iv (FIRST)
1060	const_iv (NEXT)	1391	const_iv (NEXT)
1061	const_iv (NEXT_DUP)	1392	const_iv (NEXT_DUP)
1062	const_iv (NEXT_NODUP)	1393	const_iv (NEXT_NODUP)
1063	const_iv (PREV)	1394	const_iv (PREV)
…		…
1075	const_iv (FORCE)	1406	const_iv (FORCE)
1076		1407
1077	const_iv (LOCK_DEFAULT)	1408	const_iv (LOCK_DEFAULT)
1078	const_iv (LOCK_EXPIRE)	1409	const_iv (LOCK_EXPIRE)
1079	const_iv (LOCK_MAXLOCKS)	1410	const_iv (LOCK_MAXLOCKS)
1080	const_iv (LOCK_MAXWRITE)
1081	const_iv (LOCK_MINLOCKS)	1411	const_iv (LOCK_MINLOCKS)
1082	const_iv (LOCK_MINWRITE)	1412	const_iv (LOCK_MINWRITE)
1083	const_iv (LOCK_OLDEST)	1413	const_iv (LOCK_OLDEST)
1084	const_iv (LOCK_RANDOM)	1414	const_iv (LOCK_RANDOM)
1085	const_iv (LOCK_YOUNGEST)	1415	const_iv (LOCK_YOUNGEST)
1086		1416
1087	const_iv (SEQ_DEC)
1088	const_iv (SEQ_INC)
1089	const_iv (SEQ_WRAP)
1090
1091	const_iv (BUFFER_SMALL)
1092	const_iv (DONOTINDEX)	1417	const_iv (DONOTINDEX)
1093	const_iv (KEYEMPTY )	1418	const_iv (KEYEMPTY )
1094	const_iv (KEYEXIST )	1419	const_iv (KEYEXIST )
1095	const_iv (LOCK_DEADLOCK)	1420	const_iv (LOCK_DEADLOCK)
1096	const_iv (LOCK_NOTGRANTED)	1421	const_iv (LOCK_NOTGRANTED)
1097	const_iv (LOG_BUFFER_FULL)
1098	const_iv (NOSERVER)	1422	const_iv (NOSERVER)
1099	const_iv (NOSERVER_HOME)	1423	const_iv (NOSERVER_HOME)
1100	const_iv (NOSERVER_ID)	1424	const_iv (NOSERVER_ID)
1101	const_iv (NOTFOUND)	1425	const_iv (NOTFOUND)
1102	const_iv (PAGE_NOTFOUND)	1426	const_iv (PAGE_NOTFOUND)
1103	const_iv (REP_DUPMASTER)	1427	const_iv (REP_DUPMASTER)
1104	const_iv (REP_HANDLE_DEAD)	1428	const_iv (REP_HANDLE_DEAD)
1105	const_iv (REP_HOLDELECTION)	1429	const_iv (REP_HOLDELECTION)
1106	const_iv (REP_IGNORE)
1107	const_iv (REP_ISPERM)	1430	const_iv (REP_ISPERM)
1108	const_iv (REP_JOIN_FAILURE)
1109	const_iv (REP_LOCKOUT)
1110	const_iv (REP_NEWMASTER)	1431	const_iv (REP_NEWMASTER)
1111	const_iv (REP_NEWSITE)	1432	const_iv (REP_NEWSITE)
1112	const_iv (REP_NOTPERM)	1433	const_iv (REP_NOTPERM)
1113	const_iv (REP_UNAVAIL)	1434	const_iv (REP_UNAVAIL)
1114	const_iv (RUNRECOVERY)	1435	const_iv (RUNRECOVERY)
1115	const_iv (SECONDARY_BAD)	1436	const_iv (SECONDARY_BAD)
1116	const_iv (VERIFY_BAD)	1437	const_iv (VERIFY_BAD)
1117	const_iv (VERSION_MISMATCH)	1438
		1439	const_iv (ARCH_ABS)
		1440	const_iv (ARCH_DATA)
		1441	const_iv (ARCH_LOG)
		1442	const_iv (ARCH_REMOVE)
1118		1443
1119	const_iv (VERB_DEADLOCK)	1444	const_iv (VERB_DEADLOCK)
1120	const_iv (VERB_RECOVERY)	1445	const_iv (VERB_RECOVERY)
1121	const_iv (VERB_REGISTER)
1122	const_iv (VERB_REPLICATION)	1446	const_iv (VERB_REPLICATION)
1123	const_iv (VERB_WAITSFOR)	1447	const_iv (VERB_WAITSFOR)
1124		1448
1125	const_iv (VERSION_MAJOR)	1449	const_iv (VERSION_MAJOR)
1126	const_iv (VERSION_MINOR)	1450	const_iv (VERSION_MINOR)
1127	const_iv (VERSION_PATCH)	1451	const_iv (VERSION_PATCH)
		1452	#if DB_VERSION_MINOR >= 3
		1453	const_iv (INORDER)
		1454	const_iv (LOCK_MAXWRITE)
		1455	const_iv (SEQ_DEC)
		1456	const_iv (SEQ_INC)
		1457	const_iv (SEQ_WRAP)
		1458	const_iv (BUFFER_SMALL)
		1459	const_iv (LOG_BUFFER_FULL)
		1460	const_iv (VERSION_MISMATCH)
		1461	#endif
		1462	#if DB_VERSION_MINOR >= 4
		1463	const_iv (REGISTER)
		1464	const_iv (DSYNC_DB)
		1465	const_iv (READ_COMMITTED)
		1466	const_iv (READ_UNCOMMITTED)
		1467	const_iv (REP_IGNORE)
		1468	const_iv (REP_LOCKOUT)
		1469	const_iv (REP_JOIN_FAILURE)
		1470	const_iv (FREE_SPACE)
		1471	const_iv (FREELIST_ONLY)
		1472	const_iv (VERB_REGISTER)
		1473	#endif
1128	#if DB_VERSION_MINOR >= 5	1474	#if DB_VERSION_MINOR >= 5
1129	const_iv (MULTIVERSION)	1475	const_iv (MULTIVERSION)
1130	const_iv (TXN_SNAPSHOT)	1476	const_iv (TXN_SNAPSHOT)
1131	#endif	1477	#endif
1132	#if DB_VERSION_MINOR >= 6	1478	#if DB_VERSION_MINOR >= 6
1133	const_iv (PREV_DUP)	1479	const_iv (PREV_DUP)
1134	# if 0
1135	const_iv (PRIORITY_UNCHANGED)	1480	const_iv (PRIORITY_UNCHANGED)
1136	const_iv (PRIORITY_VERY_LOW)	1481	const_iv (PRIORITY_VERY_LOW)
1137	const_iv (PRIORITY_LOW)	1482	const_iv (PRIORITY_LOW)
1138	const_iv (PRIORITY_DEFAULT)	1483	const_iv (PRIORITY_DEFAULT)
1139	const_iv (PRIORITY_HIGH)	1484	const_iv (PRIORITY_HIGH)
1140	const_iv (PRIORITY_VERY_HIGH)	1485	const_iv (PRIORITY_VERY_HIGH)
		1486	const_iv (IGNORE_LEASE)
		1487	#endif
		1488	#if DB_VERSION_MINOR >= 7
		1489	//const_iv (MULTIPLE_KEY)
		1490	const_iv (LOG_DIRECT)
		1491	const_iv (LOG_DSYNC)
		1492	const_iv (LOG_AUTO_REMOVE)
		1493	const_iv (LOG_IN_MEMORY)
		1494	const_iv (LOG_ZERO)
		1495	#else
		1496	const_iv (DIRECT_LOG)
		1497	const_iv (LOG_AUTOREMOVE)
		1498	# if DB_VERSION_MINOR >= 3
		1499	const_iv (DSYNC_LOG)
		1500	const_iv (LOG_INMEMORY)
1141	# endif	1501	# endif
1142	#endif	1502	#endif
1143	};	1503	};
1144		1504
1145	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1505	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1146	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1506	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1147		1507
1148	newCONSTSUB (stash, "VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));	1508	prepare_cb = &PL_sv_undef;
		1509
		1510	{
		1511	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1512	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1513
		1514	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1515	}
		1516
1149	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1517	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1150		1518
1151	create_respipe ();	1519	create_respipe ();
1152		1520
1153	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1521	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1154	#ifdef _WIN32	1522	patch_errno ();
1155	X_MUTEX_CHECK (wrklock);
1156	X_MUTEX_CHECK (reslock);
1157	X_MUTEX_CHECK (reqlock);
1158
1159	X_COND_CHECK (reqwait);
1160	#endif
1161	}	1523	}
1162		1524
1163	void	1525	void
1164	max_poll_reqs (int nreqs)	1526	max_poll_reqs (int nreqs)
1165	PROTOTYPE: $	1527	PROTOTYPE: $
…		…
1290	RETVAL = started;	1652	RETVAL = started;
1291	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1653	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1292	OUTPUT:	1654	OUTPUT:
1293	RETVAL	1655	RETVAL
1294		1656
1295	void	1657	SV *
1296	set_sync_prepare (SV *cb)	1658	set_sync_prepare (SV *cb)
1297	PROTOTYPE: &	1659	PROTOTYPE: &
1298	CODE:	1660	CODE:
1299	SvREFCNT_dec (prepare_cb);	1661	RETVAL = prepare_cb;
1300	prepare_cb = newSVsv (cb);	1662	prepare_cb = newSVsv (cb);
		1663	OUTPUT:
		1664	RETVAL
1301		1665
1302	char *	1666	char *
1303	strerror (int errorno = errno)	1667	strerror (int errorno = errno)
1304	PROTOTYPE: ;$	1668	PROTOTYPE: ;$
1305	CODE:	1669	CODE:
1306	RETVAL = db_strerror (errorno);	1670	RETVAL = db_strerror (errorno);
1307	OUTPUT:	1671	OUTPUT:
1308	RETVAL	1672	RETVAL
1309		1673
		1674	void _on_next_submit (SV *cb)
		1675	CODE:
		1676	SvREFCNT_dec (on_next_submit);
		1677	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
		1678
1310	DB_ENV *	1679	DB_ENV *
1311	db_env_create (U32 env_flags = 0)	1680	db_env_create (U32 env_flags = 0)
1312	CODE:	1681	CODE:
1313	{	1682	{
1314	errno = db_env_create (&RETVAL, env_flags);	1683	errno = db_env_create (&RETVAL, env_flags);
…		…
1323	}	1692	}
1324	OUTPUT:	1693	OUTPUT:
1325	RETVAL	1694	RETVAL
1326		1695
1327	void	1696	void
1328	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)	1697	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
		1698	PREINIT:
		1699	CALLBACK
1329	CODE:	1700	CODE:
1330	{	1701	{
1331	dREQ (REQ_ENV_OPEN);	1702	dREQ (REQ_ENV_OPEN, 1);
1332
1333	env->set_thread_count (env, wanted + 2);
1334
1335	req->env = env;	1703	req->env = env;
1336	req->uint1 = open_flags | DB_THREAD;	1704	req->uint1 = open_flags | DB_THREAD;
1337	req->int1 = mode;	1705	req->int1 = mode;
1338	req->buf1 = strdup_ornull (db_home);	1706	req->buf1 = strdup_ornull (db_home);
1339	REQ_SEND;	1707	REQ_SEND;
1340	}	1708	}
1341		1709
1342	void	1710	void
1343	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef)	1711	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
		1712	PREINIT:
		1713	CALLBACK
1344	CODE:	1714	CODE:
1345	{	1715	{
1346	dREQ (REQ_ENV_CLOSE);	1716	dREQ (REQ_ENV_CLOSE, 0);
		1717	ptr_nuke (ST (0));
1347	req->env = env;	1718	req->env = env;
1348	req->uint1 = flags;	1719	req->uint1 = flags;
1349	REQ_SEND;	1720	REQ_SEND;
1350	ptr_nuke (ST (0));
1351	}	1721	}
1352		1722
1353	void	1723	void
1354	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1724	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
		1725	PREINIT:
		1726	CALLBACK
1355	CODE:	1727	CODE:
1356	{	1728	{
1357	dREQ (REQ_ENV_TXN_CHECKPOINT);	1729	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1358	req->env = env;	1730	req->env = env;
1359	req->uint1 = kbyte;	1731	req->uint1 = kbyte;
1360	req->int1 = min;	1732	req->int1 = min;
1361	req->uint2 = flags;	1733	req->uint2 = flags;
1362	REQ_SEND;	1734	REQ_SEND;
1363	}	1735	}
1364		1736
1365	void	1737	void
1366	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef)	1738	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
		1739	PREINIT:
		1740	CALLBACK
1367	CODE:	1741	CODE:
1368	{	1742	{
1369	dREQ (REQ_ENV_LOCK_DETECT);	1743	dREQ (REQ_ENV_LOCK_DETECT, 1);
1370	req->env = env;	1744	req->env = env;
1371	req->uint1 = flags;	1745	req->uint1 = flags;
1372	req->uint2 = atype;	1746	req->uint2 = atype;
		1747	/* req->int2 = 0; dummy */
1373	REQ_SEND;	1748	REQ_SEND;
1374	}	1749	}
1375		1750
1376	void	1751	void
1377	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)	1752	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
		1753	PREINIT:
		1754	CALLBACK
1378	CODE:	1755	CODE:
1379	{	1756	{
1380	dREQ (REQ_ENV_MEMP_SYNC);	1757	dREQ (REQ_ENV_MEMP_SYNC, 1);
1381	req->env = env;	1758	req->env = env;
1382	REQ_SEND;	1759	REQ_SEND;
1383	}	1760	}
1384		1761
1385	void	1762	void
1386	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)	1763	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
		1764	PREINIT:
		1765	CALLBACK
1387	CODE:	1766	CODE:
1388	{	1767	{
1389	dREQ (REQ_ENV_MEMP_TRICKLE);	1768	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1390	req->env = env;	1769	req->env = env;
1391	req->int1 = percent;	1770	req->int1 = percent;
1392	REQ_SEND;	1771	REQ_SEND;
1393	}	1772	}
1394		1773
		1774	void
		1775	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1776	PREINIT:
		1777	CALLBACK
		1778	CODE:
		1779	{
		1780	dREQ (REQ_ENV_DBREMOVE, 2);
		1781	req->env = env;
		1782	req->buf1 = strdup_ornull (file);
		1783	req->buf2 = strdup_ornull (database);
		1784	req->uint1 = flags;
		1785	REQ_SEND;
		1786	}
		1787
		1788	void
		1789	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)
		1790	PREINIT:
		1791	CALLBACK
		1792	CODE:
		1793	{
		1794	dREQ (REQ_ENV_DBRENAME, 2);
		1795	req->env = env;
		1796	req->buf1 = strdup_ornull (file);
		1797	req->buf2 = strdup_ornull (database);
		1798	req->buf3 = strdup_ornull (newname);
		1799	req->uint1 = flags;
		1800	REQ_SEND;
		1801	}
		1802
		1803	void
		1804	db_env_log_archive (DB_ENV *env, SV_mutable *listp, U32 flags = 0, SV *callback = 0)
		1805	PREINIT:
		1806	CALLBACK
		1807	CODE:
		1808	{
		1809	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1810	req->sv1 = SvREFCNT_inc (listp);
		1811	req->env = env;
		1812	req->uint1 = flags;
		1813	REQ_SEND;
		1814	}
1395		1815
1396	DB *	1816	DB *
1397	db_create (DB_ENV *env = 0, U32 flags = 0)	1817	db_create (DB_ENV *env = 0, U32 flags = 0)
1398	CODE:	1818	CODE:
1399	{	1819	{
…		…
1406	}	1826	}
1407	OUTPUT:	1827	OUTPUT:
1408	RETVAL	1828	RETVAL
1409		1829
1410	void	1830	void
1411	db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1831	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1832	PREINIT:
		1833	CALLBACK
1412	CODE:	1834	CODE:
1413	{	1835	{
1414	dREQ (REQ_DB_OPEN);	1836	dREQ (REQ_DB_OPEN, 2);
1415	req->db = db;	1837	req->db = db;
1416	req->txn = txnid;	1838	req->txn = txnid;
1417	req->buf1 = strdup_ornull (file);	1839	req->buf1 = strdup_ornull (file);
1418	req->buf2 = strdup_ornull (database);	1840	req->buf2 = strdup_ornull (database);
1419	req->int1 = type;	1841	req->int1 = type;
…		…
1421	req->int2 = mode;	1843	req->int2 = mode;
1422	REQ_SEND;	1844	REQ_SEND;
1423	}	1845	}
1424		1846
1425	void	1847	void
1426	db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1848	db_close (DB *db, U32 flags = 0, SV *callback = 0)
		1849	PREINIT:
		1850	CALLBACK
1427	CODE:	1851	CODE:
1428	{	1852	{
1429	dREQ (REQ_DB_CLOSE);	1853	dREQ (REQ_DB_CLOSE, 0);
		1854	ptr_nuke (ST (0));
1430	req->db = db;	1855	req->db = db;
1431	req->uint1 = flags;	1856	req->uint1 = flags;
1432	req->sv1 = (SV *)db->app_private;	1857	req->sv1 = (SV *)db->app_private;
1433	REQ_SEND;	1858	REQ_SEND;
1434	ptr_nuke (ST (0));
1435	}	1859	}
1436		1860
		1861	#if DB_VERSION_MINOR >= 4
		1862
1437	void	1863	void
1438	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)	1864	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)
		1865	PREINIT:
		1866	CALLBACK
1439	CODE:	1867	CODE:
1440	{	1868	{
1441	dREQ (REQ_DB_COMPACT);	1869	dREQ (REQ_DB_COMPACT, 2);
1442	req->db = db;	1870	req->db = db;
1443	req->txn = txn;	1871	req->txn = txn;
1444	sv_to_dbt (&req->dbt1, start);	1872	if (start) sv_to_dbt (&req->dbt1, start);
1445	sv_to_dbt (&req->dbt2, stop);	1873	if (stop ) sv_to_dbt (&req->dbt2, stop );
1446	req->uint1 = flags;	1874	req->uint1 = flags;
1447	REQ_SEND;	1875	REQ_SEND;
1448	}	1876	}
1449		1877
		1878	#endif
		1879
1450	void	1880	void
1451	db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1881	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
		1882	PREINIT:
		1883	CALLBACK
1452	CODE:	1884	CODE:
1453	{	1885	{
1454	dREQ (REQ_DB_SYNC);	1886	dREQ (REQ_DB_SYNC, 1);
1455	req->db = db;	1887	req->db = db;
1456	req->uint1 = flags;	1888	req->uint1 = flags;
1457	REQ_SEND;	1889	REQ_SEND;
1458	}	1890	}
1459		1891
1460	void	1892	void
1461	db_upgrade (DB *db, octetstring file, U32 flags = 0, SV *callback = &PL_sv_undef)	1893	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
		1894	PREINIT:
		1895	CALLBACK
1462	CODE:	1896	CODE:
1463	{	1897	{
1464	dREQ (REQ_DB_SYNC);	1898	dREQ (REQ_DB_SYNC, 1);
1465	req->db = db;	1899	req->db = db;
1466	req->buf1 = strdup (file);	1900	req->buf1 = strdup (file);
1467	req->uint1 = flags;	1901	req->uint1 = flags;
1468	REQ_SEND;	1902	REQ_SEND;
1469	}	1903	}
1470		1904
1471	void	1905	void
1472	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1906	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
		1907	PREINIT:
		1908	CALLBACK
1473	CODE:	1909	CODE:
1474	{	1910	{
1475	dREQ (REQ_DB_KEY_RANGE);	1911	dREQ (REQ_DB_KEY_RANGE, 2);
1476	req->db = db;	1912	req->db = db;
1477	req->txn = txn;	1913	req->txn = txn;
1478	sv_to_dbt (&req->dbt1, key);	1914	sv_to_dbt (&req->dbt1, key);
1479	req->uint1 = flags;	1915	req->uint1 = flags;
1480	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1916	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1481	REQ_SEND;	1917	REQ_SEND;
1482	}	1918	}
1483		1919
1484	void	1920	void
1485	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1921	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1922	PREINIT:
		1923	CALLBACK
1486	CODE:	1924	CODE:
1487	{	1925	{
1488	dREQ (REQ_DB_PUT);	1926	dREQ (REQ_DB_PUT, 2);
1489	req->db = db;	1927	req->db = db;
1490	req->txn = txn;	1928	req->txn = txn;
1491	sv_to_dbt (&req->dbt1, key);	1929	sv_to_dbt (&req->dbt1, key);
1492	sv_to_dbt (&req->dbt2, data);	1930	sv_to_dbt (&req->dbt2, data);
1493	req->uint1 = flags;	1931	req->uint1 = flags;
1494	REQ_SEND;	1932	REQ_SEND;
1495	}	1933	}
1496		1934
		1935	#if DB_VERSION_MINOR >= 6
		1936
1497	void	1937	void
		1938	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1939	PREINIT:
		1940	CALLBACK
		1941	CODE:
		1942	{
		1943	dREQ (REQ_DB_EXISTS, 2);
		1944	req->db = db;
		1945	req->txn = txn;
		1946	req->uint1 = flags;
		1947	sv_to_dbt (&req->dbt1, key);
		1948	REQ_SEND;
		1949	}
		1950
		1951	#endif
		1952
		1953	void
1498	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1954	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		1955	PREINIT:
		1956	CALLBACK
1499	CODE:	1957	CODE:
1500	{	1958	{
		1959	//TODO: key is somtimesmutable
1501	dREQ (REQ_DB_GET);	1960	dREQ (REQ_DB_GET, 2);
1502	req->db = db;	1961	req->db = db;
1503	req->txn = txn;	1962	req->txn = txn;
1504	req->uint1 = flags;	1963	req->uint1 = flags;
1505	sv_to_dbt (&req->dbt1, key);	1964	sv_to_dbt (&req->dbt1, key);
1506	req->dbt3.flags = DB_DBT_MALLOC;	1965	req->dbt3.flags = DB_DBT_MALLOC;
1507	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1966	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1508	REQ_SEND;	1967	REQ_SEND;
1509	}	1968	}
1510		1969
1511	void	1970	void
1512	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1971	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		1972	PREINIT:
		1973	CALLBACK
1513	CODE:	1974	CODE:
1514	{	1975	{
		1976	//TODO: key is somtimesmutable
1515	dREQ (REQ_DB_PGET);	1977	dREQ (REQ_DB_PGET, 2);
		1978	req->db = db;
		1979	req->txn = txn;
		1980	req->uint1 = flags;
		1981
		1982	sv_to_dbt (&req->dbt1, key);
		1983
		1984	req->dbt2.flags = DB_DBT_MALLOC;
		1985	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1986
		1987	req->dbt3.flags = DB_DBT_MALLOC;
		1988	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1989	REQ_SEND;
		1990	}
		1991
		1992	void
		1993	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1994	PREINIT:
		1995	CALLBACK
		1996	CODE:
		1997	{
		1998	dREQ (REQ_DB_DEL, 2);
1516	req->db = db;	1999	req->db = db;
1517	req->txn = txn;	2000	req->txn = txn;
1518	req->uint1 = flags;	2001	req->uint1 = flags;
1519	sv_to_dbt (&req->dbt1, key);	2002	sv_to_dbt (&req->dbt1, key);
1520	sv_to_dbt (&req->dbt2, pkey);
1521	req->dbt3.flags = DB_DBT_MALLOC;
1522	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1523	REQ_SEND;	2003	REQ_SEND;
1524	}	2004	}
1525		2005
1526	void	2006	void
1527	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	2007	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		2008	PREINIT:
		2009	CALLBACK
1528	CODE:	2010	CODE:
1529	{	2011	{
1530	dREQ (REQ_DB_DEL);	2012	dREQ (REQ_TXN_COMMIT, 0);
1531	req->db = db;	2013	ptr_nuke (ST (0));
1532	req->txn = txn;	2014	req->txn = txn;
1533	req->uint1 = flags;	2015	req->uint1 = flags;
1534	sv_to_dbt (&req->dbt1, key);
1535	REQ_SEND;	2016	REQ_SEND;
1536	}	2017	}
1537		2018
1538	void	2019	void
1539	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)	2020	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		2021	PREINIT:
		2022	CALLBACK
1540	CODE:	2023	CODE:
1541	{	2024	{
1542	dREQ (REQ_TXN_COMMIT);	2025	dREQ (REQ_TXN_ABORT, 0);
		2026	ptr_nuke (ST (0));
		2027	req->txn = txn;
		2028	REQ_SEND;
		2029	}
		2030
		2031	void
		2032	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		2033	PREINIT:
		2034	CALLBACK
		2035	CODE:
		2036	{
		2037	dREQ (REQ_TXN_FINISH, 0);
		2038	ptr_nuke (ST (0));
1543	req->txn = txn;	2039	req->txn = txn;
1544	req->uint1 = flags;	2040	req->uint1 = flags;
1545	REQ_SEND;	2041	REQ_SEND;
		2042	}
		2043
		2044	void
		2045	db_c_close (DBC *dbc, SV *callback = 0)
		2046	PREINIT:
		2047	CALLBACK
		2048	CODE:
		2049	{
		2050	dREQ (REQ_C_CLOSE, 0);
1546	ptr_nuke (ST (0));	2051	ptr_nuke (ST (0));
1547	}
1548
1549	void
1550	db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)
1551	CODE:
1552	{
1553	dREQ (REQ_TXN_ABORT);
1554	req->txn = txn;
1555	REQ_SEND;
1556	ptr_nuke (ST (0));
1557	}
1558
1559	void
1560	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)
1561	CODE:
1562	{
1563	dREQ (REQ_TXN_FINISH);
1564	req->txn = txn;
1565	req->uint1 = flags;
1566	REQ_SEND;
1567	ptr_nuke (ST (0));
1568	}
1569
1570	void
1571	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
1572	CODE:
1573	{
1574	dREQ (REQ_C_CLOSE);
1575	req->dbc = dbc;	2052	req->dbc = dbc;
1576	REQ_SEND;	2053	REQ_SEND;
1577	ptr_nuke (ST (0));
1578	}	2054	}
1579		2055
1580	void	2056	void
1581	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)	2057	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
		2058	PREINIT:
		2059	CALLBACK
1582	CODE:	2060	CODE:
1583	{	2061	{
1584	dREQ (REQ_C_COUNT);	2062	dREQ (REQ_C_COUNT, 1);
1585	req->dbc = dbc;	2063	req->dbc = dbc;
1586	req->sv1 = SvREFCNT_inc (count);	2064	req->sv1 = SvREFCNT_inc (count);
1587	REQ_SEND;	2065	REQ_SEND;
1588	}	2066	}
1589		2067
1590	void	2068	void
1591	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	2069	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		2070	PREINIT:
		2071	CALLBACK
1592	CODE:	2072	CODE:
1593	{	2073	{
1594	dREQ (REQ_C_PUT);	2074	dREQ (REQ_C_PUT, 1);
1595	req->dbc = dbc;	2075	req->dbc = dbc;
1596	sv_to_dbt (&req->dbt1, key);	2076	sv_to_dbt (&req->dbt1, key);
1597	sv_to_dbt (&req->dbt2, data);	2077	sv_to_dbt (&req->dbt2, data);
1598	req->uint1 = flags;	2078	req->uint1 = flags;
1599	REQ_SEND;	2079	REQ_SEND;
1600	}	2080	}
1601		2081
1602	void	2082	void
1603	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	2083	db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		2084	PREINIT:
		2085	CALLBACK
1604	CODE:	2086	CODE:
1605	{	2087	{
		2088	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2089	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2090	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2091	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2092	"key",
		2093	"BDB::db_c_get");
		2094
		2095	{
1606	dREQ (REQ_C_GET);	2096	dREQ (REQ_C_GET, 1);
		2097	req->dbc = dbc;
		2098	req->uint1 = flags;
		2099	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2100	sv_to_dbt (&req->dbt1, key);
		2101	else
		2102	{
		2103	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2104	sv_to_dbt (&req->dbt1, key);
		2105	else
		2106	req->dbt1.flags = DB_DBT_MALLOC;
		2107
		2108	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2109	}
		2110
		2111	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2112	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2113	sv_to_dbt (&req->dbt3, data);
		2114	else
		2115	req->dbt3.flags = DB_DBT_MALLOC;
		2116
		2117	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2118	REQ_SEND;
		2119	}
		2120	}
		2121
		2122	void
		2123	db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		2124	PREINIT:
		2125	CALLBACK
		2126	CODE:
		2127	{
		2128	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2129	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2130	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2131	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2132	"key",
		2133	"BDB::db_c_pget");
		2134
		2135	{
		2136	dREQ (REQ_C_PGET, 1);
		2137	req->dbc = dbc;
		2138	req->uint1 = flags;
		2139	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2140	sv_to_dbt (&req->dbt1, key);
		2141	else
		2142	{
		2143	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2144	sv_to_dbt (&req->dbt1, key);
		2145	else
		2146	req->dbt1.flags = DB_DBT_MALLOC;
		2147
		2148	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2149	}
		2150
		2151	req->dbt2.flags = DB_DBT_MALLOC;
		2152	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2153
		2154	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2155	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2156	sv_to_dbt (&req->dbt3, data);
		2157	else
		2158	req->dbt3.flags = DB_DBT_MALLOC;
		2159
		2160	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2161	REQ_SEND;
		2162	}
		2163	}
		2164
		2165	void
		2166	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		2167	PREINIT:
		2168	CALLBACK
		2169	CODE:
		2170	{
		2171	dREQ (REQ_C_DEL, 1);
1607	req->dbc = dbc;	2172	req->dbc = dbc;
1608	req->uint1 = flags;	2173	req->uint1 = flags;
1609	if ((flags & DB_SET) == DB_SET
1610	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1611	sv_to_dbt (&req->dbt1, key);
1612	else
1613	req->dbt1.flags = DB_DBT_MALLOC;
1614
1615	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1616
1617	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1618	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1619	sv_to_dbt (&req->dbt3, data);
1620	else
1621	req->dbt3.flags = DB_DBT_MALLOC;
1622
1623	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1624	REQ_SEND;	2174	REQ_SEND;
1625	}	2175	}
1626		2176
1627	void
1628	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1629	CODE:
1630	{
1631	dREQ (REQ_C_PGET);
1632	req->dbc = dbc;
1633	req->uint1 = flags;
1634	if ((flags & DB_SET) == DB_SET
1635	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1636	sv_to_dbt (&req->dbt1, key);
1637	else
1638	req->dbt1.flags = DB_DBT_MALLOC;
1639		2177
1640	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2178	#if DB_VERSION_MINOR >= 3
1641		2179
1642	req->dbt2.flags = DB_DBT_MALLOC;
1643	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1644
1645	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1646	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1647	sv_to_dbt (&req->dbt3, data);
1648	else
1649	req->dbt3.flags = DB_DBT_MALLOC;
1650
1651	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1652	REQ_SEND;
1653	}
1654
1655	void	2180	void
1656	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)
1657	CODE:
1658	{
1659	dREQ (REQ_C_DEL);
1660	req->dbc = dbc;
1661	req->uint1 = flags;
1662	REQ_SEND;
1663	}
1664
1665
1666	void
1667	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	2181	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
		2182	PREINIT:
		2183	CALLBACK
1668	CODE:	2184	CODE:
1669	{	2185	{
1670	dREQ (REQ_SEQ_OPEN);	2186	dREQ (REQ_SEQ_OPEN, 2);
1671	req->seq = seq;	2187	req->seq = seq;
1672	req->txn = txnid;	2188	req->txn = txnid;
1673	req->uint1 = flags | DB_THREAD;	2189	req->uint1 = flags | DB_THREAD;
1674	sv_to_dbt (&req->dbt1, key);	2190	sv_to_dbt (&req->dbt1, key);
1675	REQ_SEND;	2191	REQ_SEND;
1676	}	2192	}
1677		2193
1678	void	2194	void
1679	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)	2195	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
		2196	PREINIT:
		2197	CALLBACK
1680	CODE:	2198	CODE:
1681	{	2199	{
1682	dREQ (REQ_SEQ_CLOSE);	2200	dREQ (REQ_SEQ_CLOSE, 0);
		2201	ptr_nuke (ST (0));
1683	req->seq = seq;	2202	req->seq = seq;
1684	req->uint1 = flags;	2203	req->uint1 = flags;
1685	REQ_SEND;	2204	REQ_SEND;
1686	ptr_nuke (ST (0));
1687	}	2205	}
1688		2206
1689	void	2207	void
1690	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)	2208	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
		2209	PREINIT:
		2210	CALLBACK
1691	CODE:	2211	CODE:
1692	{	2212	{
1693	dREQ (REQ_SEQ_GET);	2213	dREQ (REQ_SEQ_GET, 2);
1694	req->seq = seq;	2214	req->seq = seq;
1695	req->txn = txnid;	2215	req->txn = txnid;
1696	req->int1 = delta;	2216	req->int1 = delta;
1697	req->uint1 = flags;	2217	req->uint1 = flags;
1698	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2218	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1699	REQ_SEND;	2219	REQ_SEND;
1700	}	2220	}
1701		2221
1702	void	2222	void
1703	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	2223	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
		2224	PREINIT:
		2225	CALLBACK
1704	CODE:	2226	CODE:
1705	{	2227	{
1706	dREQ (REQ_SEQ_REMOVE);	2228	dREQ (REQ_SEQ_REMOVE, 2);
1707	req->seq = seq;	2229	req->seq = seq;
1708	req->txn = txnid;	2230	req->txn = txnid;
1709	req->uint1 = flags;	2231	req->uint1 = flags;
1710	REQ_SEND;	2232	REQ_SEND;
1711	}	2233	}
1712		2234
		2235	#endif
		2236
1713		2237
1714	MODULE = BDB PACKAGE = BDB::Env	2238	MODULE = BDB PACKAGE = BDB::Env
1715		2239
1716	void	2240	void
1717	DESTROY (DB_ENV_ornull *env)	2241	DESTROY (DB_ENV_ornuked *env)
1718	CODE:	2242	CODE:
1719	if (env)	2243	if (env)
1720	env->close (env, 0);	2244	env->close (env, 0);
1721		2245
1722	int set_data_dir (DB_ENV *env, const char *dir)	2246	int set_data_dir (DB_ENV *env, const char *dir)
…		…
1753	CODE:	2277	CODE:
1754	RETVAL = env->set_flags (env, flags, onoff);	2278	RETVAL = env->set_flags (env, flags, onoff);
1755	OUTPUT:	2279	OUTPUT:
1756	RETVAL	2280	RETVAL
1757		2281
		2282	#if DB_VERSION_MINOR >= 7
		2283
		2284	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
		2285	CODE:
		2286	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2287	OUTPUT:
		2288	RETVAL
		2289
		2290	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2291	CODE:
		2292	RETVAL = env->log_set_config (env, flags, onoff);
		2293	OUTPUT:
		2294	RETVAL
		2295
		2296	#endif
		2297
		2298
1758	void set_errfile (DB_ENV *env, FILE *errfile = 0)	2299	void set_errfile (DB_ENV *env, FILE *errfile = 0)
1759	CODE:	2300	CODE:
1760	env->set_errfile (env, errfile);	2301	env->set_errfile (env, errfile);
1761		2302
1762	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)	2303	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
…		…
1832	int set_lg_max (DB_ENV *env, U32 max)	2373	int set_lg_max (DB_ENV *env, U32 max)
1833	CODE:	2374	CODE:
1834	RETVAL = env->set_lg_max (env, max);	2375	RETVAL = env->set_lg_max (env, max);
1835	OUTPUT:	2376	OUTPUT:
1836	RETVAL	2377	RETVAL
		2378
		2379	#if DB_VERSION_MINOR >= 4
1837		2380
1838	int mutex_set_max (DB_ENV *env, U32 max)	2381	int mutex_set_max (DB_ENV *env, U32 max)
1839	CODE:	2382	CODE:
1840	RETVAL = env->mutex_set_max (env, max);	2383	RETVAL = env->mutex_set_max (env, max);
1841	OUTPUT:	2384	OUTPUT:
…		…
1857	CODE:	2400	CODE:
1858	RETVAL = env->mutex_set_align (env, align);	2401	RETVAL = env->mutex_set_align (env, align);
1859	OUTPUT:	2402	OUTPUT:
1860	RETVAL	2403	RETVAL
1861		2404
		2405	#endif
		2406
1862	DB_TXN *	2407	DB_TXN *
1863	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)	2408	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1864	CODE:	2409	CODE:
1865	errno = env->txn_begin (env, parent, &RETVAL, flags);	2410	errno = env->txn_begin (env, parent, &RETVAL, flags);
1866	if (errno)	2411	if (errno)
1867	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2412	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1868	OUTPUT:	2413	OUTPUT:
1869	RETVAL	2414	RETVAL
1870		2415
		2416	#if DB_VERSION_MINOR >= 5
		2417
		2418	DB_TXN *
		2419	cdsgroup_begin (DB_ENV *env)
		2420	CODE:
		2421	errno = env->cdsgroup_begin (env, &RETVAL);
		2422	if (errno)
		2423	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2424	OUTPUT:
		2425	RETVAL
		2426
		2427	#endif
		2428
1871	MODULE = BDB PACKAGE = BDB::Db	2429	MODULE = BDB PACKAGE = BDB::Db
1872		2430
1873	void	2431	void
1874	DESTROY (DB_ornull *db)	2432	DESTROY (DB_ornuked *db)
1875	CODE:	2433	CODE:
1876	if (db)	2434	if (db)
1877	{	2435	{
1878	SV *env = (SV *)db->app_private;	2436	SV *env = (SV *)db->app_private;
1879	db->close (db, 0);	2437	db->close (db, 0);
…		…
1884	CODE:	2442	CODE:
1885	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2443	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1886	OUTPUT:	2444	OUTPUT:
1887	RETVAL	2445	RETVAL
1888		2446
		2447	int set_pagesize (DB *db, U32 pagesize)
		2448	CODE:
		2449	RETVAL = db->set_pagesize (db, pagesize);
		2450	OUTPUT:
		2451	RETVAL
		2452
1889	int set_flags (DB *db, U32 flags)	2453	int set_flags (DB *db, U32 flags)
1890	CODE:	2454	CODE:
1891	RETVAL = db->set_flags (db, flags);	2455	RETVAL = db->set_flags (db, flags);
1892	OUTPUT:	2456	OUTPUT:
1893	RETVAL	2457	RETVAL
…		…
1959	if (errno)	2523	if (errno)
1960	croak ("DB->cursor: %s", db_strerror (errno));	2524	croak ("DB->cursor: %s", db_strerror (errno));
1961	OUTPUT:	2525	OUTPUT:
1962	RETVAL	2526	RETVAL
1963		2527
		2528	#if DB_VERSION_MINOR >= 3
		2529
1964	DB_SEQUENCE *	2530	DB_SEQUENCE *
1965	sequence (DB *db, U32 flags = 0)	2531	sequence (DB *db, U32 flags = 0)
1966	CODE:	2532	CODE:
1967	{	2533	{
1968	errno = db_sequence_create (&RETVAL, db, flags);	2534	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1970	croak ("db_sequence_create: %s", db_strerror (errno));	2536	croak ("db_sequence_create: %s", db_strerror (errno));
1971	}	2537	}
1972	OUTPUT:	2538	OUTPUT:
1973	RETVAL	2539	RETVAL
1974		2540
		2541	#endif
		2542
1975		2543
1976	MODULE = BDB PACKAGE = BDB::Txn	2544	MODULE = BDB PACKAGE = BDB::Txn
1977		2545
1978	void	2546	void
1979	DESTROY (DB_TXN_ornull *txn)	2547	DESTROY (DB_TXN_ornuked *txn)
1980	CODE:	2548	CODE:
1981	if (txn)	2549	if (txn)
1982	txn->abort (txn);	2550	txn->abort (txn);
1983		2551
1984	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)	2552	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
…		…
1995		2563
1996		2564
1997	MODULE = BDB PACKAGE = BDB::Cursor	2565	MODULE = BDB PACKAGE = BDB::Cursor
1998		2566
1999	void	2567	void
2000	DESTROY (DBC_ornull *dbc)	2568	DESTROY (DBC_ornuked *dbc)
2001	CODE:	2569	CODE:
2002	if (dbc)	2570	if (dbc)
2003	dbc->c_close (dbc);	2571	dbc->c_close (dbc);
2004		2572
		2573	#if DB_VERSION_MINOR >= 6
		2574
		2575	int set_priority (DBC *dbc, int priority)
		2576	CODE:
		2577	dbc->set_priority (dbc, priority);
		2578
		2579	#endif
		2580
		2581	#if DB_VERSION_MINOR >= 3
		2582
2005	MODULE = BDB PACKAGE = BDB::Sequence	2583	MODULE = BDB PACKAGE = BDB::Sequence
2006		2584
2007	void	2585	void
2008	DESTROY (DB_SEQUENCE_ornull *seq)	2586	DESTROY (DB_SEQUENCE_ornuked *seq)
2009	CODE:	2587	CODE:
2010	if (seq)	2588	if (seq)
2011	seq->close (seq, 0);	2589	seq->close (seq, 0);
2012		2590
2013	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2591	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
2032	CODE:	2610	CODE:
2033	RETVAL = seq->set_range (seq, min, max);	2611	RETVAL = seq->set_range (seq, min, max);
2034	OUTPUT:	2612	OUTPUT:
2035	RETVAL	2613	RETVAL
2036		2614
		2615	#endif
		2616
		2617

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