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Comparing BDB/BDB.xs (file contents):
Revision 1.27 by root, Mon Dec 17 06:31:43 2007 UTC vs.
Revision 1.56 by root, Mon Sep 29 02:59:08 2008 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 SV SV8; /* byte-sv, used for argument-checking */
46	typedef char *octetstring;	59	typedef char *bdb_filename;
47		60
48	static SV *prepare_cb;	61	static SV *prepare_cb;
49		62
50	#if DB_VERSION_MINOR >= 6	63	#if DB_VERSION_MINOR >= 6
51	# define c_close close	64	# define c_close close
…		…
55	# define c_get get	68	# define c_get get
56	# define c_pget pget	69	# define c_pget pget
57	# define c_put put	70	# define c_put put
58	#endif	71	#endif
59		72
		73	static char *
		74	get_bdb_filename (SV *sv)
		75	{
		76	if (!SvOK (sv))
		77	return 0;
		78
		79	#if _WIN32
		80	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		81	{
		82	STRLEN len;
		83	char *src = SvPVbyte (sv, len);
		84	SV *t1 = sv_newmortal ();
		85	SV *t2 = sv_newmortal ();
		86
		87	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		88	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		89
		90	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		91	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		92	SvPOK_only (t2);
		93	SvPVX (t2)[len] = 0;
		94	SvCUR_set (t2, len);
		95
		96	return SvPVX (t2);
		97	}
		98	#else
		99	return SvPVbyte_nolen (sv);
		100	#endif
		101	}
		102
60	static void	103	static void
61	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)	104	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
62	{	105	{
63	printf ("err[%s]\n", msg);	106	printf ("err[%s]\n", msg);
64	}	107	}
…		…
91	dbt_to_sv (SV *sv, DBT *dbt)	134	dbt_to_sv (SV *sv, DBT *dbt)
92	{	135	{
93	if (sv)	136	if (sv)
94	{	137	{
95	SvREADONLY_off (sv);	138	SvREADONLY_off (sv);
		139
		140	if (dbt->data)
96	sv_setpvn_mg (sv, dbt->data, dbt->size);	141	sv_setpvn_mg (sv, dbt->data, dbt->size);
		142	else
		143	sv_setsv_mg (sv, &PL_sv_undef);
		144
97	SvREFCNT_dec (sv);	145	SvREFCNT_dec (sv);
98	}	146	}
99		147
100	free (dbt->data);	148	free (dbt->data);
101	}	149	}
102		150
103	enum {	151	enum {
104	REQ_QUIT,	152	REQ_QUIT,
105	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	153	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
106	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	154	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
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);	355	static void req_cancel (bdb_req req);
302		356
303	static int req_invoke (aio_req req)	357	static int req_invoke (bdb_req req)
304	{	358	{
305	dSP;	359	switch (req->type)
306
307	if (SvOK (req->callback))
308	{	360	{
		361	case REQ_DB_CLOSE:
		362	SvREFCNT_dec (req->sv1);
		363	break;
		364
		365	case REQ_DB_GET:
		366	case REQ_DB_PGET:
		367	case REQ_C_GET:
		368	case REQ_C_PGET:
		369	case REQ_DB_PUT:
		370	case REQ_C_PUT:
		371	dbt_to_sv (req->sv1, &req->dbt1);
		372	dbt_to_sv (req->sv2, &req->dbt2);
		373	dbt_to_sv (req->sv3, &req->dbt3);
		374	break;
		375
		376	case REQ_DB_KEY_RANGE:
		377	{
		378	AV *av = newAV ();
		379
		380	av_push (av, newSVnv (req->key_range.less));
		381	av_push (av, newSVnv (req->key_range.equal));
		382	av_push (av, newSVnv (req->key_range.greater));
		383
		384	SvREADONLY_off (req->sv1);
		385	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		386	SvREFCNT_dec (req->sv1);
		387	}
		388	break;
		389
		390	#if DB_VERSION_MINOR >= 3
		391	case REQ_SEQ_GET:
		392	SvREADONLY_off (req->sv1);
		393
		394	if (sizeof (IV) > 4)
		395	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		396	else
		397	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		398
		399	SvREFCNT_dec (req->sv1);
		400	break;
		401	#endif
		402	}
		403
		404	errno = req->result;
		405
		406	if (req->callback)
		407	{
		408	dSP;
		409
309	ENTER;	410	ENTER;
310	SAVETMPS;	411	SAVETMPS;
311	PUSHMARK (SP);	412	PUSHMARK (SP);
312		413
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;	414	PUTBACK;
366	call_sv (req->callback, G_VOID | G_EVAL);	415	call_sv (req->callback, G_VOID | G_EVAL);
367	SPAGAIN;	416	SPAGAIN;
368		417
369	FREETMPS;	418	FREETMPS;
370	LEAVE;	419	LEAVE;
		420
		421	return !SvTRUE (ERRSV);
371	}	422	}
372		423
373	return !SvTRUE (ERRSV);	424	return 1;
374	}	425	}
375		426
376	static void req_free (aio_req req)	427	static void req_free (bdb_req req)
377	{	428	{
		429	SvREFCNT_dec (req->callback);
		430
		431	SvREFCNT_dec (req->rsv1);
		432	SvREFCNT_dec (req->rsv2);
		433
378	free (req->buf1);	434	free (req->buf1);
379	free (req->buf2);	435	free (req->buf2);
		436	free (req->buf3);
		437
380	Safefree (req);	438	Safefree (req);
381	}	439	}
382		440
383	#ifdef USE_SOCKETS_AS_HANDLES	441	#ifdef USE_SOCKETS_AS_HANDLES
384	# define TO_SOCKET(x) (win32_get_osfhandle (x))	442	# define TO_SOCKET(x) (win32_get_osfhandle (x))
385	#else	443	#else
386	# define TO_SOCKET(x) (x)	444	# define TO_SOCKET(x) (x)
387	#endif	445	#endif
388		446
389	static void	447	static void
390	create_respipe ()	448	create_respipe (void)
391	{	449	{
392	#ifdef _WIN32	450	#ifdef _WIN32
393	int arg; /* argg */	451	int arg; /* argg */
394	#endif	452	#endif
395	int old_readfd = respipe [0];	453	int old_readfd = respipe [0];
…		…
425		483
426	respipe_osf [0] = TO_SOCKET (respipe [0]);	484	respipe_osf [0] = TO_SOCKET (respipe [0]);
427	respipe_osf [1] = TO_SOCKET (respipe [1]);	485	respipe_osf [1] = TO_SOCKET (respipe [1]);
428	}	486	}
429		487
		488	static void bdb_request (bdb_req req);
430	X_THREAD_PROC (bdb_proc);	489	X_THREAD_PROC (bdb_proc);
431		490
432	static void start_thread (void)	491	static void start_thread (void)
433	{	492	{
434	worker *wrk = calloc (1, sizeof (worker));	493	worker *wrk = calloc (1, sizeof (worker));
…		…
449	free (wrk);	508	free (wrk);
450		509
451	X_UNLOCK (wrklock);	510	X_UNLOCK (wrklock);
452	}	511	}
453		512
454	static void maybe_start_thread ()	513	static void maybe_start_thread (void)
455	{	514	{
456	if (get_nthreads () >= wanted)	515	if (get_nthreads () >= wanted)
457	return;	516	return;
458		517
459	/* todo: maybe use idle here, but might be less exact */	518	/* todo: maybe use idle here, but might be less exact */
…		…
461	return;	520	return;
462		521
463	start_thread ();	522	start_thread ();
464	}	523	}
465		524
466	static void req_send (aio_req req)	525	static void req_send (bdb_req req)
467	{	526	{
468	SV *wait_callback = 0;	527	SV *wait_callback = 0;
469		528
470	// synthesize callback if none given	529	if (on_next_submit)
471	if (!SvOK (req->callback))
472	{	530	{
473	int count;
474
475	dSP;	531	dSP;
		532	SV *cb = sv_2mortal (on_next_submit);
		533
		534	on_next_submit = 0;
		535
476	PUSHMARK (SP);	536	PUSHMARK (SP);
477	PUTBACK;	537	PUTBACK;
478	count = call_sv (prepare_cb, G_ARRAY);	538	call_sv (cb, G_DISCARD | G_EVAL);
479	SPAGAIN;	539	SPAGAIN;
		540	}
480		541
		542	// synthesize callback if none given
		543	if (!req->callback)
		544	{
		545	if (SvOK (prepare_cb))
		546	{
		547	int count;
		548
		549	dSP;
		550	PUSHMARK (SP);
		551	PUTBACK;
		552	count = call_sv (prepare_cb, G_ARRAY);
		553	SPAGAIN;
		554
481	if (count != 2)	555	if (count != 2)
482	croak ("prepare callback must return exactly two values\n");	556	croak ("sync prepare callback must return exactly two values\n");
483		557
484	wait_callback = POPs;	558	wait_callback = POPs;
485	SvREFCNT_dec (req->callback);
486	req->callback = SvREFCNT_inc (POPs);	559	req->callback = SvREFCNT_inc (POPs);
		560	}
		561	else
		562	{
		563	// execute request synchronously
		564	bdb_request (req);
		565	req_invoke (req);
		566	req_free (req);
		567	return;
		568	}
487	}	569	}
488		570
489	++nreqs;	571	++nreqs;
490		572
491	X_LOCK (reqlock);	573	X_LOCK (reqlock);
…		…
505	}	587	}
506	}	588	}
507		589
508	static void end_thread (void)	590	static void end_thread (void)
509	{	591	{
510	aio_req req;	592	bdb_req req = calloc (1, sizeof (bdb_cb));
511
512	Newz (0, req, 1, aio_cb);
513		593
514	req->type = REQ_QUIT;	594	req->type = REQ_QUIT;
515	req->pri = PRI_MAX + PRI_BIAS;	595	req->pri = PRI_MAX + PRI_BIAS;
516		596
517	X_LOCK (reqlock);	597	X_LOCK (reqlock);
…		…
544		624
545	while (started > wanted)	625	while (started > wanted)
546	end_thread ();	626	end_thread ();
547	}	627	}
548		628
549	static void poll_wait ()	629	static void poll_wait (void)
550	{	630	{
551	fd_set rfd;	631	fd_set rfd;
552		632
553	while (nreqs)	633	while (nreqs)
554	{	634	{
…		…
567		647
568	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	648	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
569	}	649	}
570	}	650	}
571		651
572	static int poll_cb ()	652	static int poll_cb (void)
573	{	653	{
574	dSP;	654	dSP;
575	int count = 0;	655	int count = 0;
576	int maxreqs = max_poll_reqs;	656	int maxreqs = max_poll_reqs;
577	int do_croak = 0;	657	int do_croak = 0;
578	struct timeval tv_start, tv_now;	658	struct timeval tv_start, tv_now;
579	aio_req req;	659	bdb_req req;
580		660
581	if (max_poll_time)	661	if (max_poll_time)
582	gettimeofday (&tv_start, 0);	662	gettimeofday (&tv_start, 0);
583		663
584	for (;;)	664	for (;;)
…		…
643	return count;	723	return count;
644	}	724	}
645		725
646	/*****************************************************************************/	726	/*****************************************************************************/
647		727
		728	static void
		729	bdb_request (bdb_req req)
		730	{
		731	switch (req->type)
		732	{
		733	case REQ_ENV_OPEN:
		734	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		735	break;
		736
		737	case REQ_ENV_CLOSE:
		738	req->result = req->env->close (req->env, req->uint1);
		739	break;
		740
		741	case REQ_ENV_TXN_CHECKPOINT:
		742	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		743	break;
		744
		745	case REQ_ENV_LOCK_DETECT:
		746	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		747	break;
		748
		749	case REQ_ENV_MEMP_SYNC:
		750	req->result = req->env->memp_sync (req->env, 0);
		751	break;
		752
		753	case REQ_ENV_MEMP_TRICKLE:
		754	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		755	break;
		756
		757	case REQ_ENV_DBREMOVE:
		758	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		759	break;
		760
		761	case REQ_ENV_DBRENAME:
		762	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		763	break;
		764
		765	case REQ_DB_OPEN:
		766	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		767	break;
		768
		769	case REQ_DB_CLOSE:
		770	req->result = req->db->close (req->db, req->uint1);
		771	break;
		772
		773	#if DB_VERSION_MINOR >= 4
		774	case REQ_DB_COMPACT:
		775	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
		776	break;
		777	#endif
		778
		779	case REQ_DB_SYNC:
		780	req->result = req->db->sync (req->db, req->uint1);
		781	break;
		782
		783	case REQ_DB_UPGRADE:
		784	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		785	break;
		786
		787	case REQ_DB_PUT:
		788	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		789	break;
		790
		791	#if DB_VERSION_MINOR >= 6
		792	case REQ_DB_EXISTS:
		793	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		794	break;
		795	#endif
		796	case REQ_DB_GET:
		797	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		798	break;
		799
		800	case REQ_DB_PGET:
		801	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		802	break;
		803
		804	case REQ_DB_DEL:
		805	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		806	break;
		807
		808	case REQ_DB_KEY_RANGE:
		809	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		810	break;
		811
		812	case REQ_TXN_COMMIT:
		813	req->result = req->txn->commit (req->txn, req->uint1);
		814	break;
		815
		816	case REQ_TXN_ABORT:
		817	req->result = req->txn->abort (req->txn);
		818	break;
		819
		820	case REQ_TXN_FINISH:
		821	if (req->txn->flags & TXN_DEADLOCK)
		822	{
		823	req->result = req->txn->abort (req->txn);
		824	if (!req->result)
		825	req->result = DB_LOCK_DEADLOCK;
		826	}
		827	else
		828	req->result = req->txn->commit (req->txn, req->uint1);
		829	break;
		830
		831	case REQ_C_CLOSE:
		832	req->result = req->dbc->c_close (req->dbc);
		833	break;
		834
		835	case REQ_C_COUNT:
		836	{
		837	db_recno_t recno;
		838	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		839	req->uv1 = recno;
		840	}
		841	break;
		842
		843	case REQ_C_PUT:
		844	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		845	break;
		846
		847	case REQ_C_GET:
		848	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		849	break;
		850
		851	case REQ_C_PGET:
		852	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		853	break;
		854
		855	case REQ_C_DEL:
		856	req->result = req->dbc->c_del (req->dbc, req->uint1);
		857	break;
		858
		859	#if DB_VERSION_MINOR >= 3
		860	case REQ_SEQ_OPEN:
		861	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		862	break;
		863
		864	case REQ_SEQ_CLOSE:
		865	req->result = req->seq->close (req->seq, req->uint1);
		866	break;
		867
		868	case REQ_SEQ_GET:
		869	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		870	break;
		871
		872	case REQ_SEQ_REMOVE:
		873	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		874	break;
		875	#endif
		876
		877	default:
		878	req->result = ENOSYS;
		879	break;
		880	}
		881
		882	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		883	req->txn->flags |= TXN_DEADLOCK;
		884	}
		885
648	X_THREAD_PROC (bdb_proc)	886	X_THREAD_PROC (bdb_proc)
649	{	887	{
650	aio_req req;	888	bdb_req req;
651	struct timespec ts;	889	struct timespec ts;
652	worker *self = (worker *)thr_arg;	890	worker *self = (worker *)thr_arg;
653		891
654	/* try to distribute timeouts somewhat evenly */	892	/* try to distribute timeouts somewhat evenly */
655	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	893	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
…		…
691	}	929	}
692		930
693	--nready;	931	--nready;
694		932
695	X_UNLOCK (reqlock);	933	X_UNLOCK (reqlock);
696		934
697	switch (req->type)	935	if (req->type == REQ_QUIT)
698	{	936	{
699	case REQ_QUIT:	937	X_LOCK (reslock);
700	req->result = ENOSYS;	938	free (req);
		939	self->req = 0;
		940	X_UNLOCK (reslock);
		941
701	goto quit;	942	goto quit;
702
703	case REQ_ENV_OPEN:
704	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
705	break;
706
707	case REQ_ENV_CLOSE:
708	req->result = req->env->close (req->env, req->uint1);
709	break;
710
711	case REQ_ENV_TXN_CHECKPOINT:
712	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
713	break;
714
715	case REQ_ENV_LOCK_DETECT:
716	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
717	break;
718
719	case REQ_ENV_MEMP_SYNC:
720	req->result = req->env->memp_sync (req->env, 0);
721	break;
722
723	case REQ_ENV_MEMP_TRICKLE:
724	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
725	break;
726
727	case REQ_DB_OPEN:
728	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
729	break;
730
731	case REQ_DB_CLOSE:
732	req->result = req->db->close (req->db, req->uint1);
733	break;
734
735	case REQ_DB_COMPACT:
736	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
737	break;
738
739	case REQ_DB_SYNC:
740	req->result = req->db->sync (req->db, req->uint1);
741	break;
742
743	case REQ_DB_UPGRADE:
744	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
745	break;
746
747	case REQ_DB_PUT:
748	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
749	break;
750
751	case REQ_DB_GET:
752	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
753	break;
754
755	case REQ_DB_PGET:
756	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
757	break;
758
759	case REQ_DB_DEL:
760	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
761	break;
762
763	case REQ_DB_KEY_RANGE:
764	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
765	break;
766
767	case REQ_TXN_COMMIT:
768	req->result = req->txn->commit (req->txn, req->uint1);
769	break;
770
771	case REQ_TXN_ABORT:
772	req->result = req->txn->abort (req->txn);
773	break;
774
775	case REQ_TXN_FINISH:
776	if (req->txn->flags & TXN_DEADLOCK)
777	{
778	req->result = req->txn->abort (req->txn);
779	if (!req->result)
780	req->result = DB_LOCK_DEADLOCK;
781	}
782	else
783	req->result = req->txn->commit (req->txn, req->uint1);
784	break;
785
786	case REQ_C_CLOSE:
787	req->result = req->dbc->c_close (req->dbc);
788	break;
789
790	case REQ_C_COUNT:
791	{
792	db_recno_t recno;
793	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
794	req->uv1 = recno;
795	}
796	break;
797
798	case REQ_C_PUT:
799	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
800	break;
801
802	case REQ_C_GET:
803	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
804	break;
805
806	case REQ_C_PGET:
807	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
808	break;
809
810	case REQ_C_DEL:
811	req->result = req->dbc->c_del (req->dbc, req->uint1);
812	break;
813
814	case REQ_SEQ_OPEN:
815	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
816	break;
817
818	case REQ_SEQ_CLOSE:
819	req->result = req->seq->close (req->seq, req->uint1);
820	break;
821
822	case REQ_SEQ_GET:
823	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
824	break;
825
826	case REQ_SEQ_REMOVE:
827	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
828	break;
829
830	default:
831	req->result = ENOSYS;
832	break;
833	}	943	}
834		944
835	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))	945	bdb_request (req);
836	req->txn->flags |= TXN_DEADLOCK;
837		946
838	X_LOCK (reslock);	947	X_LOCK (reslock);
839		948
840	++npending;	949	++npending;
841		950
…		…
873	X_UNLOCK (wrklock);	982	X_UNLOCK (wrklock);
874	}	983	}
875		984
876	static void atfork_child (void)	985	static void atfork_child (void)
877	{	986	{
878	aio_req prv;	987	bdb_req prv;
879		988
880	while (prv = reqq_shift (&req_queue))	989	while (prv = reqq_shift (&req_queue))
881	req_free (prv);	990	req_free (prv);
882		991
883	while (prv = reqq_shift (&res_queue))	992	while (prv = reqq_shift (&res_queue))
…		…
903	create_respipe ();	1012	create_respipe ();
904		1013
905	atfork_parent ();	1014	atfork_parent ();
906	}	1015	}
907		1016
908	#define dREQ(reqtype) \	1017	#define dREQ(reqtype,rsvcnt) \
909	aio_req req; \	1018	bdb_req req; \
910	int req_pri = next_pri; \	1019	int req_pri = next_pri; \
911	next_pri = DEFAULT_PRI + PRI_BIAS; \	1020	next_pri = DEFAULT_PRI + PRI_BIAS; \
912	\	1021	\
913	if (SvOK (callback) && !SvROK (callback)) \	1022	if (callback && SvOK (callback)) \
914	croak ("callback must be undef or of reference type"); \	1023	croak ("callback has illegal type or extra arguments"); \
915	\	1024	\
916	Newz (0, req, 1, aio_cb); \	1025	Newz (0, req, 1, bdb_cb); \
917	if (!req) \	1026	if (!req) \
918	croak ("out of memory during aio_req allocation"); \	1027	croak ("out of memory during bdb_req allocation"); \
919	\	1028	\
920	req->callback = newSVsv (callback); \	1029	req->callback = SvREFCNT_inc (cb); \
921	req->type = (reqtype); \	1030	req->type = (reqtype); \
922	req->pri = req_pri	1031	req->pri = req_pri; \
		1032	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1033	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1034	(void)0;
923		1035
924	#define REQ_SEND \	1036	#define REQ_SEND \
925	req_send (req)	1037	req_send (req)
926		1038
927	#define SvPTR(var, arg, type, class, nullok) \	1039	#define SvPTR(var, arg, type, class, nullok) \
928	if (!SvOK (arg)) \	1040	if (!SvOK (arg)) \
929	{ \	1041	{ \
930	if (!nullok) \	1042	if (nullok != 1) \
931	croak (# var " must be a " # class " object, not undef"); \	1043	croak (# var " must be a " # class " object, not undef"); \
932	\	1044	\
933	(var) = 0; \	1045	(var) = 0; \
934	} \	1046	} \
935	else if (sv_derived_from ((arg), # class)) \	1047	else if (sv_derived_from ((arg), # class)) \
936	{ \	1048	{ \
937	IV tmp = SvIV ((SV*) SvRV (arg)); \	1049	IV tmp = SvIV ((SV*) SvRV (arg)); \
938	(var) = INT2PTR (type, tmp); \	1050	(var) = INT2PTR (type, tmp); \
939	if (!var) \	1051	if (!var && nullok != 2) \
940	croak (# var " is not a valid " # class " object anymore"); \	1052	croak (# var " is not a valid " # class " object anymore"); \
941	} \	1053	} \
942	else \	1054	else \
943	croak (# var " is not of type " # class); \	1055	croak (# var " is not of type " # class);
944	\	1056
		1057	#define ARG_MUTABLE(name) \
		1058	if (SvREADONLY (name)) \
		1059	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
945		1060
946	static void	1061	static void
947	ptr_nuke (SV *sv)	1062	ptr_nuke (SV *sv)
948	{	1063	{
949	assert (SvROK (sv));	1064	assert (SvROK (sv));
950	sv_setiv (SvRV (sv), 0);	1065	sv_setiv (SvRV (sv), 0);
951	}	1066	}
		1067
		1068	static int
		1069	errno_get (pTHX_ SV *sv, MAGIC *mg)
		1070	{
		1071	if (*mg->mg_ptr == '!') // should always be the case
		1072	if (-30999 <= errno && errno <= -30800)
		1073	{
		1074	sv_setnv (sv, (NV)errno);
		1075	sv_setpv (sv, db_strerror (errno));
		1076	SvNOK_on (sv); /* what a wonderful hack! */
		1077	// ^^^ copied from perl sources
		1078	return 0;
		1079	}
		1080
		1081	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1082	}
		1083
		1084	static MGVTBL vtbl_errno;
		1085
		1086	// this wonderful hack :( patches perl's $! variable to support our errno values
		1087	static void
		1088	patch_errno (void)
		1089	{
		1090	SV *sv;
		1091	MAGIC *mg;
		1092
		1093	if (!(sv = get_sv ("!", 1)))
		1094	return;
		1095
		1096	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1097	return;
		1098
		1099	if (mg->mg_virtual != &PL_vtbl_sv)
		1100	return;
		1101
		1102	vtbl_errno = PL_vtbl_sv;
		1103	vtbl_errno.svt_get = errno_get;
		1104	mg->mg_virtual = &vtbl_errno;
		1105	}
		1106
		1107	#if __GNUC__ >= 4
		1108	# define noinline __attribute__ ((noinline))
		1109	#else
		1110	# define noinline
		1111	#endif
		1112
		1113	static noinline SV *
		1114	pop_callback (I32 *ritems, SV *sv)
		1115	{
		1116	if (SvROK (sv))
		1117	{
		1118	HV *st;
		1119	GV *gvp;
		1120	CV *cv;
		1121	const char *name;
		1122
		1123	/* forgive me */
		1124	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1125	&& (st = SvSTASH (SvRV (sv)))
		1126	&& (name = HvNAME_get (st))
		1127	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1128	return 0;
		1129
		1130	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1131	{
		1132	--*ritems;
		1133	return (SV *)cv;
		1134	}
		1135	}
		1136
		1137	return 0;
		1138	}
		1139
		1140	/* stupid windoes defined CALLBACK as well */
		1141	#undef CALLBACK
		1142	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
952		1143
953	MODULE = BDB PACKAGE = BDB	1144	MODULE = BDB PACKAGE = BDB
954		1145
955	PROTOTYPES: ENABLE	1146	PROTOTYPES: ENABLE
956		1147
…		…
977	const_iv (RDONLY)	1168	const_iv (RDONLY)
978	const_iv (USE_ENVIRON)	1169	const_iv (USE_ENVIRON)
979	const_iv (USE_ENVIRON_ROOT)	1170	const_iv (USE_ENVIRON_ROOT)
980	const_iv (LOCKDOWN)	1171	const_iv (LOCKDOWN)
981	const_iv (PRIVATE)	1172	const_iv (PRIVATE)
982	const_iv (REGISTER)
983	const_iv (SYSTEM_MEM)	1173	const_iv (SYSTEM_MEM)
984	const_iv (AUTO_COMMIT)	1174	const_iv (AUTO_COMMIT)
985	const_iv (CDB_ALLDB)	1175	const_iv (CDB_ALLDB)
986	const_iv (DIRECT_DB)	1176	const_iv (DIRECT_DB)
987	const_iv (DIRECT_LOG)
988	const_iv (DSYNC_DB)
989	const_iv (DSYNC_LOG)
990	const_iv (LOG_AUTOREMOVE)
991	const_iv (LOG_INMEMORY)
992	const_iv (NOLOCKING)	1177	const_iv (NOLOCKING)
993	const_iv (NOMMAP)	1178	const_iv (NOMMAP)
994	const_iv (NOPANIC)	1179	const_iv (NOPANIC)
995	const_iv (OVERWRITE)	1180	const_iv (OVERWRITE)
996	const_iv (PANIC_ENVIRONMENT)	1181	const_iv (PANIC_ENVIRONMENT)
…		…
1007	const_iv (HASH)	1192	const_iv (HASH)
1008	const_iv (QUEUE)	1193	const_iv (QUEUE)
1009	const_iv (RECNO)	1194	const_iv (RECNO)
1010	const_iv (UNKNOWN)	1195	const_iv (UNKNOWN)
1011	const_iv (EXCL)	1196	const_iv (EXCL)
1012	const_iv (READ_COMMITTED)
1013	const_iv (READ_UNCOMMITTED)
1014	const_iv (TRUNCATE)	1197	const_iv (TRUNCATE)
1015	const_iv (NOSYNC)	1198	const_iv (NOSYNC)
1016	const_iv (CHKSUM)	1199	const_iv (CHKSUM)
1017	const_iv (ENCRYPT)	1200	const_iv (ENCRYPT)
1018	const_iv (DUP)	1201	const_iv (DUP)
1019	const_iv (DUPSORT)	1202	const_iv (DUPSORT)
1020	const_iv (RECNUM)	1203	const_iv (RECNUM)
1021	const_iv (RENUMBER)	1204	const_iv (RENUMBER)
1022	const_iv (REVSPLITOFF)	1205	const_iv (REVSPLITOFF)
1023	const_iv (INORDER)
1024	const_iv (CONSUME)	1206	const_iv (CONSUME)
1025	const_iv (CONSUME_WAIT)	1207	const_iv (CONSUME_WAIT)
1026	const_iv (GET_BOTH)	1208	const_iv (GET_BOTH)
1027	const_iv (GET_BOTH_RANGE)	1209	const_iv (GET_BOTH_RANGE)
1028	//const_iv (SET_RECNO)	1210	//const_iv (SET_RECNO)
…		…
1037	const_iv (LOCK_DEADLOCK)	1219	const_iv (LOCK_DEADLOCK)
1038	const_iv (LOCK_NOTGRANTED)	1220	const_iv (LOCK_NOTGRANTED)
1039	const_iv (RUNRECOVERY)	1221	const_iv (RUNRECOVERY)
1040	const_iv (OLD_VERSION)	1222	const_iv (OLD_VERSION)
1041	const_iv (REP_HANDLE_DEAD)	1223	const_iv (REP_HANDLE_DEAD)
1042	const_iv (REP_LOCKOUT)
1043	const_iv (SECONDARY_BAD)	1224	const_iv (SECONDARY_BAD)
1044
1045	const_iv (FREE_SPACE)
1046	const_iv (FREELIST_ONLY)
1047		1225
1048	const_iv (APPEND)	1226	const_iv (APPEND)
1049	const_iv (NODUPDATA)	1227	const_iv (NODUPDATA)
1050	const_iv (NOOVERWRITE)	1228	const_iv (NOOVERWRITE)
1051		1229
…		…
1074	const_iv (FORCE)	1252	const_iv (FORCE)
1075		1253
1076	const_iv (LOCK_DEFAULT)	1254	const_iv (LOCK_DEFAULT)
1077	const_iv (LOCK_EXPIRE)	1255	const_iv (LOCK_EXPIRE)
1078	const_iv (LOCK_MAXLOCKS)	1256	const_iv (LOCK_MAXLOCKS)
1079	const_iv (LOCK_MAXWRITE)
1080	const_iv (LOCK_MINLOCKS)	1257	const_iv (LOCK_MINLOCKS)
1081	const_iv (LOCK_MINWRITE)	1258	const_iv (LOCK_MINWRITE)
1082	const_iv (LOCK_OLDEST)	1259	const_iv (LOCK_OLDEST)
1083	const_iv (LOCK_RANDOM)	1260	const_iv (LOCK_RANDOM)
1084	const_iv (LOCK_YOUNGEST)	1261	const_iv (LOCK_YOUNGEST)
1085		1262
1086	const_iv (SEQ_DEC)
1087	const_iv (SEQ_INC)
1088	const_iv (SEQ_WRAP)
1089
1090	const_iv (BUFFER_SMALL)
1091	const_iv (DONOTINDEX)	1263	const_iv (DONOTINDEX)
1092	const_iv (KEYEMPTY )	1264	const_iv (KEYEMPTY )
1093	const_iv (KEYEXIST )	1265	const_iv (KEYEXIST )
1094	const_iv (LOCK_DEADLOCK)	1266	const_iv (LOCK_DEADLOCK)
1095	const_iv (LOCK_NOTGRANTED)	1267	const_iv (LOCK_NOTGRANTED)
1096	const_iv (LOG_BUFFER_FULL)
1097	const_iv (NOSERVER)	1268	const_iv (NOSERVER)
1098	const_iv (NOSERVER_HOME)	1269	const_iv (NOSERVER_HOME)
1099	const_iv (NOSERVER_ID)	1270	const_iv (NOSERVER_ID)
1100	const_iv (NOTFOUND)	1271	const_iv (NOTFOUND)
1101	const_iv (PAGE_NOTFOUND)	1272	const_iv (PAGE_NOTFOUND)
1102	const_iv (REP_DUPMASTER)	1273	const_iv (REP_DUPMASTER)
1103	const_iv (REP_HANDLE_DEAD)	1274	const_iv (REP_HANDLE_DEAD)
1104	const_iv (REP_HOLDELECTION)	1275	const_iv (REP_HOLDELECTION)
1105	const_iv (REP_IGNORE)
1106	const_iv (REP_ISPERM)	1276	const_iv (REP_ISPERM)
1107	const_iv (REP_JOIN_FAILURE)
1108	const_iv (REP_LOCKOUT)
1109	const_iv (REP_NEWMASTER)	1277	const_iv (REP_NEWMASTER)
1110	const_iv (REP_NEWSITE)	1278	const_iv (REP_NEWSITE)
1111	const_iv (REP_NOTPERM)	1279	const_iv (REP_NOTPERM)
1112	const_iv (REP_UNAVAIL)	1280	const_iv (REP_UNAVAIL)
1113	const_iv (RUNRECOVERY)	1281	const_iv (RUNRECOVERY)
1114	const_iv (SECONDARY_BAD)	1282	const_iv (SECONDARY_BAD)
1115	const_iv (VERIFY_BAD)	1283	const_iv (VERIFY_BAD)
1116	const_iv (VERSION_MISMATCH)
1117		1284
1118	const_iv (VERB_DEADLOCK)	1285	const_iv (VERB_DEADLOCK)
1119	const_iv (VERB_RECOVERY)	1286	const_iv (VERB_RECOVERY)
1120	const_iv (VERB_REGISTER)
1121	const_iv (VERB_REPLICATION)	1287	const_iv (VERB_REPLICATION)
1122	const_iv (VERB_WAITSFOR)	1288	const_iv (VERB_WAITSFOR)
1123		1289
1124	const_iv (VERSION_MAJOR)	1290	const_iv (VERSION_MAJOR)
1125	const_iv (VERSION_MINOR)	1291	const_iv (VERSION_MINOR)
1126	const_iv (VERSION_PATCH)	1292	const_iv (VERSION_PATCH)
		1293	#if DB_VERSION_MINOR >= 3
		1294	const_iv (INORDER)
		1295	const_iv (LOCK_MAXWRITE)
		1296	const_iv (SEQ_DEC)
		1297	const_iv (SEQ_INC)
		1298	const_iv (SEQ_WRAP)
		1299	const_iv (BUFFER_SMALL)
		1300	const_iv (LOG_BUFFER_FULL)
		1301	const_iv (VERSION_MISMATCH)
		1302	#endif
		1303	#if DB_VERSION_MINOR >= 4
		1304	const_iv (REGISTER)
		1305	const_iv (DSYNC_DB)
		1306	const_iv (READ_COMMITTED)
		1307	const_iv (READ_UNCOMMITTED)
		1308	const_iv (REP_IGNORE)
		1309	const_iv (REP_LOCKOUT)
		1310	const_iv (REP_JOIN_FAILURE)
		1311	const_iv (FREE_SPACE)
		1312	const_iv (FREELIST_ONLY)
		1313	const_iv (VERB_REGISTER)
		1314	#endif
1127	#if DB_VERSION_MINOR >= 5	1315	#if DB_VERSION_MINOR >= 5
1128	const_iv (MULTIVERSION)	1316	const_iv (MULTIVERSION)
1129	const_iv (TXN_SNAPSHOT)	1317	const_iv (TXN_SNAPSHOT)
1130	#endif	1318	#endif
1131	#if DB_VERSION_MINOR >= 6	1319	#if DB_VERSION_MINOR >= 6
…		…
1135	const_iv (PRIORITY_LOW)	1323	const_iv (PRIORITY_LOW)
1136	const_iv (PRIORITY_DEFAULT)	1324	const_iv (PRIORITY_DEFAULT)
1137	const_iv (PRIORITY_HIGH)	1325	const_iv (PRIORITY_HIGH)
1138	const_iv (PRIORITY_VERY_HIGH)	1326	const_iv (PRIORITY_VERY_HIGH)
1139	#endif	1327	#endif
		1328	#if DB_VERSION_MINOR >= 7
		1329	const_iv (LOG_DIRECT)
		1330	const_iv (LOG_DSYNC)
		1331	const_iv (LOG_AUTO_REMOVE)
		1332	const_iv (LOG_IN_MEMORY)
		1333	const_iv (LOG_ZERO)
		1334	#else
		1335	const_iv (DIRECT_LOG)
		1336	const_iv (LOG_AUTOREMOVE)
		1337	# if DB_VERSION_MINOR >= 3
		1338	const_iv (DSYNC_LOG)
		1339	const_iv (LOG_INMEMORY)
		1340	# endif
		1341	#endif
1140	};	1342	};
1141		1343
1142	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1344	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1143	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1345	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1144		1346
1145	newCONSTSUB (stash, "VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));	1347	prepare_cb = &PL_sv_undef;
		1348
		1349	{
		1350	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1351	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1352
		1353	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1354	}
		1355
1146	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1356	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1147		1357
1148	create_respipe ();	1358	create_respipe ();
1149		1359
1150	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1360	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1151	#ifdef _WIN32	1361	patch_errno ();
1152	X_MUTEX_CHECK (wrklock);
1153	X_MUTEX_CHECK (reslock);
1154	X_MUTEX_CHECK (reqlock);
1155
1156	X_COND_CHECK (reqwait);
1157	#endif
1158	}	1362	}
1159		1363
1160	void	1364	void
1161	max_poll_reqs (int nreqs)	1365	max_poll_reqs (int nreqs)
1162	PROTOTYPE: $	1366	PROTOTYPE: $
…		…
1287	RETVAL = started;	1491	RETVAL = started;
1288	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1492	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1289	OUTPUT:	1493	OUTPUT:
1290	RETVAL	1494	RETVAL
1291		1495
1292	void	1496	SV *
1293	set_sync_prepare (SV *cb)	1497	set_sync_prepare (SV *cb)
1294	PROTOTYPE: &	1498	PROTOTYPE: &
1295	CODE:	1499	CODE:
1296	SvREFCNT_dec (prepare_cb);	1500	RETVAL = prepare_cb;
1297	prepare_cb = newSVsv (cb);	1501	prepare_cb = newSVsv (cb);
		1502	OUTPUT:
		1503	RETVAL
1298		1504
1299	char *	1505	char *
1300	strerror (int errorno = errno)	1506	strerror (int errorno = errno)
1301	PROTOTYPE: ;$	1507	PROTOTYPE: ;$
1302	CODE:	1508	CODE:
1303	RETVAL = db_strerror (errorno);	1509	RETVAL = db_strerror (errorno);
1304	OUTPUT:	1510	OUTPUT:
1305	RETVAL	1511	RETVAL
1306		1512
		1513	void _on_next_submit (SV *cb)
		1514	CODE:
		1515	SvREFCNT_dec (on_next_submit);
		1516	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
		1517
1307	DB_ENV *	1518	DB_ENV *
1308	db_env_create (U32 env_flags = 0)	1519	db_env_create (U32 env_flags = 0)
1309	CODE:	1520	CODE:
1310	{	1521	{
1311	errno = db_env_create (&RETVAL, env_flags);	1522	errno = db_env_create (&RETVAL, env_flags);
…		…
1320	}	1531	}
1321	OUTPUT:	1532	OUTPUT:
1322	RETVAL	1533	RETVAL
1323		1534
1324	void	1535	void
1325	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)	1536	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
		1537	PREINIT:
		1538	CALLBACK
1326	CODE:	1539	CODE:
1327	{	1540	{
1328	dREQ (REQ_ENV_OPEN);	1541	dREQ (REQ_ENV_OPEN, 1);
1329
1330	env->set_thread_count (env, wanted + 2);
1331
1332	req->env = env;	1542	req->env = env;
1333	req->uint1 = open_flags | DB_THREAD;	1543	req->uint1 = open_flags | DB_THREAD;
1334	req->int1 = mode;	1544	req->int1 = mode;
1335	req->buf1 = strdup_ornull (db_home);	1545	req->buf1 = strdup_ornull (db_home);
1336	REQ_SEND;	1546	REQ_SEND;
1337	}	1547	}
1338		1548
1339	void	1549	void
1340	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef)	1550	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
		1551	PREINIT:
		1552	CALLBACK
1341	CODE:	1553	CODE:
1342	{	1554	{
1343	dREQ (REQ_ENV_CLOSE);	1555	dREQ (REQ_ENV_CLOSE, 0);
		1556	ptr_nuke (ST (0));
1344	req->env = env;	1557	req->env = env;
1345	req->uint1 = flags;	1558	req->uint1 = flags;
1346	REQ_SEND;	1559	REQ_SEND;
1347	ptr_nuke (ST (0));
1348	}	1560	}
1349		1561
1350	void	1562	void
1351	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1563	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
		1564	PREINIT:
		1565	CALLBACK
1352	CODE:	1566	CODE:
1353	{	1567	{
1354	dREQ (REQ_ENV_TXN_CHECKPOINT);	1568	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1355	req->env = env;	1569	req->env = env;
1356	req->uint1 = kbyte;	1570	req->uint1 = kbyte;
1357	req->int1 = min;	1571	req->int1 = min;
1358	req->uint2 = flags;	1572	req->uint2 = flags;
1359	REQ_SEND;	1573	REQ_SEND;
1360	}	1574	}
1361		1575
1362	void	1576	void
1363	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef)	1577	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
		1578	PREINIT:
		1579	CALLBACK
1364	CODE:	1580	CODE:
1365	{	1581	{
1366	dREQ (REQ_ENV_LOCK_DETECT);	1582	dREQ (REQ_ENV_LOCK_DETECT, 1);
1367	req->env = env;	1583	req->env = env;
1368	req->uint1 = flags;	1584	req->uint1 = flags;
1369	req->uint2 = atype;	1585	req->uint2 = atype;
		1586	/* req->int2 = 0; dummy */
1370	REQ_SEND;	1587	REQ_SEND;
1371	}	1588	}
1372		1589
1373	void	1590	void
1374	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)	1591	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
		1592	PREINIT:
		1593	CALLBACK
1375	CODE:	1594	CODE:
1376	{	1595	{
1377	dREQ (REQ_ENV_MEMP_SYNC);	1596	dREQ (REQ_ENV_MEMP_SYNC, 1);
1378	req->env = env;	1597	req->env = env;
1379	REQ_SEND;	1598	REQ_SEND;
1380	}	1599	}
1381		1600
1382	void	1601	void
1383	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)	1602	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
		1603	PREINIT:
		1604	CALLBACK
1384	CODE:	1605	CODE:
1385	{	1606	{
1386	dREQ (REQ_ENV_MEMP_TRICKLE);	1607	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1387	req->env = env;	1608	req->env = env;
1388	req->int1 = percent;	1609	req->int1 = percent;
1389	REQ_SEND;	1610	REQ_SEND;
1390	}	1611	}
1391		1612
		1613	void
		1614	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1615	PREINIT:
		1616	CALLBACK
		1617	CODE:
		1618	{
		1619	dREQ (REQ_ENV_DBREMOVE, 2);
		1620	req->env = env;
		1621	req->buf1 = strdup_ornull (file);
		1622	req->buf2 = strdup_ornull (database);
		1623	req->uint1 = flags;
		1624	REQ_SEND;
		1625	}
		1626
		1627	void
		1628	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)
		1629	PREINIT:
		1630	CALLBACK
		1631	CODE:
		1632	{
		1633	dREQ (REQ_ENV_DBRENAME, 2);
		1634	req->env = env;
		1635	req->buf1 = strdup_ornull (file);
		1636	req->buf2 = strdup_ornull (database);
		1637	req->buf3 = strdup_ornull (newname);
		1638	req->uint1 = flags;
		1639	REQ_SEND;
		1640	}
1392		1641
1393	DB *	1642	DB *
1394	db_create (DB_ENV *env = 0, U32 flags = 0)	1643	db_create (DB_ENV *env = 0, U32 flags = 0)
1395	CODE:	1644	CODE:
1396	{	1645	{
…		…
1403	}	1652	}
1404	OUTPUT:	1653	OUTPUT:
1405	RETVAL	1654	RETVAL
1406		1655
1407	void	1656	void
1408	db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1657	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1658	PREINIT:
		1659	CALLBACK
1409	CODE:	1660	CODE:
1410	{	1661	{
1411	dREQ (REQ_DB_OPEN);	1662	dREQ (REQ_DB_OPEN, 2);
1412	req->db = db;	1663	req->db = db;
1413	req->txn = txnid;	1664	req->txn = txnid;
1414	req->buf1 = strdup_ornull (file);	1665	req->buf1 = strdup_ornull (file);
1415	req->buf2 = strdup_ornull (database);	1666	req->buf2 = strdup_ornull (database);
1416	req->int1 = type;	1667	req->int1 = type;
…		…
1418	req->int2 = mode;	1669	req->int2 = mode;
1419	REQ_SEND;	1670	REQ_SEND;
1420	}	1671	}
1421		1672
1422	void	1673	void
1423	db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1674	db_close (DB *db, U32 flags = 0, SV *callback = 0)
		1675	PREINIT:
		1676	CALLBACK
1424	CODE:	1677	CODE:
1425	{	1678	{
1426	dREQ (REQ_DB_CLOSE);	1679	dREQ (REQ_DB_CLOSE, 0);
		1680	ptr_nuke (ST (0));
1427	req->db = db;	1681	req->db = db;
1428	req->uint1 = flags;	1682	req->uint1 = flags;
1429	req->sv1 = (SV *)db->app_private;	1683	req->sv1 = (SV *)db->app_private;
1430	REQ_SEND;	1684	REQ_SEND;
1431	ptr_nuke (ST (0));
1432	}	1685	}
1433		1686
		1687	#if DB_VERSION_MINOR >= 4
		1688
1434	void	1689	void
1435	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)	1690	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)
		1691	PREINIT:
		1692	CALLBACK
1436	CODE:	1693	CODE:
1437	{	1694	{
1438	dREQ (REQ_DB_COMPACT);	1695	dREQ (REQ_DB_COMPACT, 2);
1439	req->db = db;	1696	req->db = db;
1440	req->txn = txn;	1697	req->txn = txn;
1441	sv_to_dbt (&req->dbt1, start);	1698	sv_to_dbt (&req->dbt1, start);
1442	sv_to_dbt (&req->dbt2, stop);	1699	sv_to_dbt (&req->dbt2, stop);
1443	req->uint1 = flags;	1700	req->uint1 = flags;
1444	REQ_SEND;	1701	REQ_SEND;
1445	}	1702	}
1446		1703
		1704	#endif
		1705
1447	void	1706	void
1448	db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1707	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
		1708	PREINIT:
		1709	CALLBACK
1449	CODE:	1710	CODE:
1450	{	1711	{
1451	dREQ (REQ_DB_SYNC);	1712	dREQ (REQ_DB_SYNC, 1);
1452	req->db = db;	1713	req->db = db;
1453	req->uint1 = flags;	1714	req->uint1 = flags;
1454	REQ_SEND;	1715	REQ_SEND;
1455	}	1716	}
1456		1717
1457	void	1718	void
1458	db_upgrade (DB *db, octetstring file, U32 flags = 0, SV *callback = &PL_sv_undef)	1719	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
		1720	PREINIT:
		1721	CALLBACK
1459	CODE:	1722	CODE:
1460	{	1723	{
1461	dREQ (REQ_DB_SYNC);	1724	dREQ (REQ_DB_SYNC, 1);
1462	req->db = db;	1725	req->db = db;
1463	req->buf1 = strdup (file);	1726	req->buf1 = strdup (file);
1464	req->uint1 = flags;	1727	req->uint1 = flags;
1465	REQ_SEND;	1728	REQ_SEND;
1466	}	1729	}
1467		1730
1468	void	1731	void
1469	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1732	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
		1733	PREINIT:
		1734	CALLBACK
1470	CODE:	1735	CODE:
1471	{	1736	{
1472	dREQ (REQ_DB_KEY_RANGE);	1737	dREQ (REQ_DB_KEY_RANGE, 2);
1473	req->db = db;	1738	req->db = db;
1474	req->txn = txn;	1739	req->txn = txn;
1475	sv_to_dbt (&req->dbt1, key);	1740	sv_to_dbt (&req->dbt1, key);
1476	req->uint1 = flags;	1741	req->uint1 = flags;
1477	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1742	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1478	REQ_SEND;	1743	REQ_SEND;
1479	}	1744	}
1480		1745
1481	void	1746	void
1482	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1747	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1748	PREINIT:
		1749	CALLBACK
1483	CODE:	1750	CODE:
1484	{	1751	{
1485	dREQ (REQ_DB_PUT);	1752	dREQ (REQ_DB_PUT, 2);
1486	req->db = db;	1753	req->db = db;
1487	req->txn = txn;	1754	req->txn = txn;
1488	sv_to_dbt (&req->dbt1, key);	1755	sv_to_dbt (&req->dbt1, key);
1489	sv_to_dbt (&req->dbt2, data);	1756	sv_to_dbt (&req->dbt2, data);
1490	req->uint1 = flags;	1757	req->uint1 = flags;
1491	REQ_SEND;	1758	REQ_SEND;
1492	}	1759	}
1493		1760
		1761	#if DB_VERSION_MINOR >= 6
		1762
1494	void	1763	void
		1764	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1765	PREINIT:
		1766	CALLBACK
		1767	CODE:
		1768	{
		1769	dREQ (REQ_DB_EXISTS, 2);
		1770	req->db = db;
		1771	req->txn = txn;
		1772	req->uint1 = flags;
		1773	sv_to_dbt (&req->dbt1, key);
		1774	REQ_SEND;
		1775	}
		1776
		1777	#endif
		1778
		1779	void
1495	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1780	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		1781	PREINIT:
		1782	CALLBACK
1496	CODE:	1783	CODE:
1497	{	1784	{
1498	if (SvREADONLY (data))	1785	//TODO: key is somtimesmutable
1499	croak ("can't modify read-only data scalar in db_get");
1500
1501	dREQ (REQ_DB_GET);	1786	dREQ (REQ_DB_GET, 2);
1502	req->db = db;	1787	req->db = db;
1503	req->txn = txn;	1788	req->txn = txn;
1504	req->uint1 = flags;	1789	req->uint1 = flags;
1505	sv_to_dbt (&req->dbt1, key);	1790	sv_to_dbt (&req->dbt1, key);
1506	req->dbt3.flags = DB_DBT_MALLOC;	1791	req->dbt3.flags = DB_DBT_MALLOC;
1507	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1792	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1508	REQ_SEND;	1793	REQ_SEND;
1509	}	1794	}
1510		1795
1511	void	1796	void
1512	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1797	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		1798	PREINIT:
		1799	CALLBACK
1513	CODE:	1800	CODE:
1514	{	1801	{
1515	if (SvREADONLY (data))	1802	//TODO: key is somtimesmutable
1516	croak ("can't modify read-only data scalar in db_pget");
1517
1518	dREQ (REQ_DB_PGET);	1803	dREQ (REQ_DB_PGET, 2);
		1804	req->db = db;
		1805	req->txn = txn;
		1806	req->uint1 = flags;
		1807
		1808	sv_to_dbt (&req->dbt1, key);
		1809
		1810	req->dbt2.flags = DB_DBT_MALLOC;
		1811	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1812
		1813	req->dbt3.flags = DB_DBT_MALLOC;
		1814	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1815	REQ_SEND;
		1816	}
		1817
		1818	void
		1819	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1820	PREINIT:
		1821	CALLBACK
		1822	CODE:
		1823	{
		1824	dREQ (REQ_DB_DEL, 2);
1519	req->db = db;	1825	req->db = db;
1520	req->txn = txn;	1826	req->txn = txn;
1521	req->uint1 = flags;	1827	req->uint1 = flags;
1522	sv_to_dbt (&req->dbt1, key);	1828	sv_to_dbt (&req->dbt1, key);
1523	sv_to_dbt (&req->dbt2, pkey);
1524	req->dbt3.flags = DB_DBT_MALLOC;
1525	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1526	REQ_SEND;	1829	REQ_SEND;
1527	}	1830	}
1528		1831
1529	void	1832	void
1530	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1833	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1834	PREINIT:
		1835	CALLBACK
1531	CODE:	1836	CODE:
1532	{	1837	{
1533	dREQ (REQ_DB_DEL);	1838	dREQ (REQ_TXN_COMMIT, 0);
1534	req->db = db;	1839	ptr_nuke (ST (0));
1535	req->txn = txn;	1840	req->txn = txn;
1536	req->uint1 = flags;	1841	req->uint1 = flags;
1537	sv_to_dbt (&req->dbt1, key);
1538	REQ_SEND;	1842	REQ_SEND;
1539	}	1843	}
1540		1844
1541	void	1845	void
1542	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)	1846	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1847	PREINIT:
		1848	CALLBACK
1543	CODE:	1849	CODE:
1544	{	1850	{
1545	dREQ (REQ_TXN_COMMIT);	1851	dREQ (REQ_TXN_ABORT, 0);
		1852	ptr_nuke (ST (0));
		1853	req->txn = txn;
		1854	REQ_SEND;
		1855	}
		1856
		1857	void
		1858	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1859	PREINIT:
		1860	CALLBACK
		1861	CODE:
		1862	{
		1863	dREQ (REQ_TXN_FINISH, 0);
		1864	ptr_nuke (ST (0));
1546	req->txn = txn;	1865	req->txn = txn;
1547	req->uint1 = flags;	1866	req->uint1 = flags;
1548	REQ_SEND;	1867	REQ_SEND;
		1868	}
		1869
		1870	void
		1871	db_c_close (DBC *dbc, SV *callback = 0)
		1872	PREINIT:
		1873	CALLBACK
		1874	CODE:
		1875	{
		1876	dREQ (REQ_C_CLOSE, 0);
1549	ptr_nuke (ST (0));	1877	ptr_nuke (ST (0));
1550	}
1551
1552	void
1553	db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)
1554	CODE:
1555	{
1556	dREQ (REQ_TXN_ABORT);
1557	req->txn = txn;
1558	REQ_SEND;
1559	ptr_nuke (ST (0));
1560	}
1561
1562	void
1563	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)
1564	CODE:
1565	{
1566	dREQ (REQ_TXN_FINISH);
1567	req->txn = txn;
1568	req->uint1 = flags;
1569	REQ_SEND;
1570	ptr_nuke (ST (0));
1571	}
1572
1573	void
1574	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
1575	CODE:
1576	{
1577	dREQ (REQ_C_CLOSE);
1578	req->dbc = dbc;	1878	req->dbc = dbc;
1579	REQ_SEND;	1879	REQ_SEND;
1580	ptr_nuke (ST (0));
1581	}	1880	}
1582		1881
1583	void	1882	void
1584	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)	1883	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
		1884	PREINIT:
		1885	CALLBACK
1585	CODE:	1886	CODE:
1586	{	1887	{
1587	dREQ (REQ_C_COUNT);	1888	dREQ (REQ_C_COUNT, 1);
1588	req->dbc = dbc;	1889	req->dbc = dbc;
1589	req->sv1 = SvREFCNT_inc (count);	1890	req->sv1 = SvREFCNT_inc (count);
1590	REQ_SEND;	1891	REQ_SEND;
1591	}	1892	}
1592		1893
1593	void	1894	void
1594	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1895	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1896	PREINIT:
		1897	CALLBACK
1595	CODE:	1898	CODE:
1596	{	1899	{
1597	dREQ (REQ_C_PUT);	1900	dREQ (REQ_C_PUT, 1);
1598	req->dbc = dbc;	1901	req->dbc = dbc;
1599	sv_to_dbt (&req->dbt1, key);	1902	sv_to_dbt (&req->dbt1, key);
1600	sv_to_dbt (&req->dbt2, data);	1903	sv_to_dbt (&req->dbt2, data);
1601	req->uint1 = flags;	1904	req->uint1 = flags;
1602	REQ_SEND;	1905	REQ_SEND;
1603	}	1906	}
1604		1907
1605	void	1908	void
1606	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1909	db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		1910	PREINIT:
		1911	CALLBACK
1607	CODE:	1912	CODE:
1608	{	1913	{
		1914	if (flags & DB_OPFLAGS_MASK != DB_SET && SvREADONLY (key))
		1915	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		1916
1609	dREQ (REQ_C_GET);	1917	dREQ (REQ_C_GET, 1);
1610	req->dbc = dbc;	1918	req->dbc = dbc;
1611	req->uint1 = flags;	1919	req->uint1 = flags;
1612	if ((flags & DB_SET) == DB_SET	1920	if (flags & DB_OPFLAGS_MASK == DB_SET)
1613	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1614	sv_to_dbt (&req->dbt1, key);	1921	sv_to_dbt (&req->dbt1, key);
1615	else	1922	else
		1923	{
		1924	if (flags & DB_OPFLAGS_MASK == DB_SET_RANGE)
		1925	sv_to_dbt (&req->dbt1, key);
		1926	else
1616	req->dbt1.flags = DB_DBT_MALLOC;	1927	req->dbt1.flags = DB_DBT_MALLOC;
1617		1928
1618	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	1929	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1930	}
1619		1931
1620	if ((flags & DB_GET_BOTH) == DB_GET_BOTH	1932	if (flags & DB_OPFLAGS_MASK == DB_GET_BOTH
1621	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)	1933	|| flags & DB_OPFLAGS_MASK == DB_GET_BOTH_RANGE)
1622	sv_to_dbt (&req->dbt3, data);	1934	sv_to_dbt (&req->dbt3, data);
1623	else	1935	else
1624	req->dbt3.flags = DB_DBT_MALLOC;	1936	req->dbt3.flags = DB_DBT_MALLOC;
1625		1937
1626	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1938	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1627	REQ_SEND;	1939	REQ_SEND;
1628	}	1940	}
1629		1941
1630	void	1942	void
1631	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1943	db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		1944	PREINIT:
		1945	CALLBACK
1632	CODE:	1946	CODE:
1633	{	1947	{
		1948	if (flags & DB_OPFLAGS_MASK != DB_SET && SvREADONLY (key))
		1949	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		1950
1634	dREQ (REQ_C_PGET);	1951	dREQ (REQ_C_PGET, 1);
1635	req->dbc = dbc;	1952	req->dbc = dbc;
1636	req->uint1 = flags;	1953	req->uint1 = flags;
1637	if ((flags & DB_SET) == DB_SET	1954	if (flags & DB_OPFLAGS_MASK == DB_SET)
1638	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1639	sv_to_dbt (&req->dbt1, key);	1955	sv_to_dbt (&req->dbt1, key);
1640	else	1956	else
		1957	{
		1958	if (flags & DB_OPFLAGS_MASK == DB_SET_RANGE)
		1959	sv_to_dbt (&req->dbt1, key);
		1960	else
1641	req->dbt1.flags = DB_DBT_MALLOC;	1961	req->dbt1.flags = DB_DBT_MALLOC;
1642		1962
1643	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	1963	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		1964	}
1644		1965
1645	req->dbt2.flags = DB_DBT_MALLOC;	1966	req->dbt2.flags = DB_DBT_MALLOC;
1646	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);	1967	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1647		1968
1648	if ((flags & DB_GET_BOTH) == DB_GET_BOTH	1969	if (flags & DB_OPFLAGS_MASK == DB_GET_BOTH
1649	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)	1970	|| flags & DB_OPFLAGS_MASK == DB_GET_BOTH_RANGE)
1650	sv_to_dbt (&req->dbt3, data);	1971	sv_to_dbt (&req->dbt3, data);
1651	else	1972	else
1652	req->dbt3.flags = DB_DBT_MALLOC;	1973	req->dbt3.flags = DB_DBT_MALLOC;
1653		1974
1654	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1975	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1655	REQ_SEND;	1976	REQ_SEND;
1656	}	1977	}
1657		1978
1658	void	1979	void
1659	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)	1980	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		1981	PREINIT:
		1982	CALLBACK
1660	CODE:	1983	CODE:
1661	{	1984	{
1662	dREQ (REQ_C_DEL);	1985	dREQ (REQ_C_DEL, 1);
1663	req->dbc = dbc;	1986	req->dbc = dbc;
1664	req->uint1 = flags;	1987	req->uint1 = flags;
1665	REQ_SEND;	1988	REQ_SEND;
1666	}	1989	}
1667		1990
1668		1991
		1992	#if DB_VERSION_MINOR >= 3
		1993
1669	void	1994	void
1670	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1995	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
		1996	PREINIT:
		1997	CALLBACK
1671	CODE:	1998	CODE:
1672	{	1999	{
1673	dREQ (REQ_SEQ_OPEN);	2000	dREQ (REQ_SEQ_OPEN, 2);
1674	req->seq = seq;	2001	req->seq = seq;
1675	req->txn = txnid;	2002	req->txn = txnid;
1676	req->uint1 = flags | DB_THREAD;	2003	req->uint1 = flags | DB_THREAD;
1677	sv_to_dbt (&req->dbt1, key);	2004	sv_to_dbt (&req->dbt1, key);
1678	REQ_SEND;	2005	REQ_SEND;
1679	}	2006	}
1680		2007
1681	void	2008	void
1682	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)	2009	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
		2010	PREINIT:
		2011	CALLBACK
1683	CODE:	2012	CODE:
1684	{	2013	{
1685	dREQ (REQ_SEQ_CLOSE);	2014	dREQ (REQ_SEQ_CLOSE, 0);
		2015	ptr_nuke (ST (0));
1686	req->seq = seq;	2016	req->seq = seq;
1687	req->uint1 = flags;	2017	req->uint1 = flags;
1688	REQ_SEND;	2018	REQ_SEND;
1689	ptr_nuke (ST (0));
1690	}	2019	}
1691		2020
1692	void	2021	void
1693	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)	2022	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
		2023	PREINIT:
		2024	CALLBACK
1694	CODE:	2025	CODE:
1695	{	2026	{
1696	dREQ (REQ_SEQ_GET);	2027	dREQ (REQ_SEQ_GET, 2);
1697	req->seq = seq;	2028	req->seq = seq;
1698	req->txn = txnid;	2029	req->txn = txnid;
1699	req->int1 = delta;	2030	req->int1 = delta;
1700	req->uint1 = flags;	2031	req->uint1 = flags;
1701	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2032	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1702	REQ_SEND;	2033	REQ_SEND;
1703	}	2034	}
1704		2035
1705	void	2036	void
1706	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	2037	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
		2038	PREINIT:
		2039	CALLBACK
1707	CODE:	2040	CODE:
1708	{	2041	{
1709	dREQ (REQ_SEQ_REMOVE);	2042	dREQ (REQ_SEQ_REMOVE, 2);
1710	req->seq = seq;	2043	req->seq = seq;
1711	req->txn = txnid;	2044	req->txn = txnid;
1712	req->uint1 = flags;	2045	req->uint1 = flags;
1713	REQ_SEND;	2046	REQ_SEND;
1714	}	2047	}
1715		2048
		2049	#endif
		2050
1716		2051
1717	MODULE = BDB PACKAGE = BDB::Env	2052	MODULE = BDB PACKAGE = BDB::Env
1718		2053
1719	void	2054	void
1720	DESTROY (DB_ENV_ornull *env)	2055	DESTROY (DB_ENV_ornuked *env)
1721	CODE:	2056	CODE:
1722	if (env)	2057	if (env)
1723	env->close (env, 0);	2058	env->close (env, 0);
1724		2059
1725	int set_data_dir (DB_ENV *env, const char *dir)	2060	int set_data_dir (DB_ENV *env, const char *dir)
…		…
1756	CODE:	2091	CODE:
1757	RETVAL = env->set_flags (env, flags, onoff);	2092	RETVAL = env->set_flags (env, flags, onoff);
1758	OUTPUT:	2093	OUTPUT:
1759	RETVAL	2094	RETVAL
1760		2095
		2096	#if DB_VERSION_MINOR >= 7
		2097
		2098	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
		2099	CODE:
		2100	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2101	OUTPUT:
		2102	RETVAL
		2103
		2104	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2105	CODE:
		2106	RETVAL = env->log_set_config (env, flags, onoff);
		2107	OUTPUT:
		2108	RETVAL
		2109
		2110	#endif
		2111
		2112
1761	void set_errfile (DB_ENV *env, FILE *errfile = 0)	2113	void set_errfile (DB_ENV *env, FILE *errfile = 0)
1762	CODE:	2114	CODE:
1763	env->set_errfile (env, errfile);	2115	env->set_errfile (env, errfile);
1764		2116
1765	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)	2117	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
…		…
1835	int set_lg_max (DB_ENV *env, U32 max)	2187	int set_lg_max (DB_ENV *env, U32 max)
1836	CODE:	2188	CODE:
1837	RETVAL = env->set_lg_max (env, max);	2189	RETVAL = env->set_lg_max (env, max);
1838	OUTPUT:	2190	OUTPUT:
1839	RETVAL	2191	RETVAL
		2192
		2193	#if DB_VERSION_MINOR >= 4
1840		2194
1841	int mutex_set_max (DB_ENV *env, U32 max)	2195	int mutex_set_max (DB_ENV *env, U32 max)
1842	CODE:	2196	CODE:
1843	RETVAL = env->mutex_set_max (env, max);	2197	RETVAL = env->mutex_set_max (env, max);
1844	OUTPUT:	2198	OUTPUT:
…		…
1860	CODE:	2214	CODE:
1861	RETVAL = env->mutex_set_align (env, align);	2215	RETVAL = env->mutex_set_align (env, align);
1862	OUTPUT:	2216	OUTPUT:
1863	RETVAL	2217	RETVAL
1864		2218
		2219	#endif
		2220
1865	DB_TXN *	2221	DB_TXN *
1866	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)	2222	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1867	CODE:	2223	CODE:
1868	errno = env->txn_begin (env, parent, &RETVAL, flags);	2224	errno = env->txn_begin (env, parent, &RETVAL, flags);
1869	if (errno)	2225	if (errno)
1870	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2226	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1871	OUTPUT:	2227	OUTPUT:
1872	RETVAL	2228	RETVAL
1873		2229
		2230	#if DB_VERSION_MINOR >= 5
		2231
		2232	DB_TXN *
		2233	cdsgroup_begin (DB_ENV *env)
		2234	CODE:
		2235	errno = env->cdsgroup_begin (env, &RETVAL);
		2236	if (errno)
		2237	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2238	OUTPUT:
		2239	RETVAL
		2240
		2241	#endif
		2242
1874	MODULE = BDB PACKAGE = BDB::Db	2243	MODULE = BDB PACKAGE = BDB::Db
1875		2244
1876	void	2245	void
1877	DESTROY (DB_ornull *db)	2246	DESTROY (DB_ornuked *db)
1878	CODE:	2247	CODE:
1879	if (db)	2248	if (db)
1880	{	2249	{
1881	SV *env = (SV *)db->app_private;	2250	SV *env = (SV *)db->app_private;
1882	db->close (db, 0);	2251	db->close (db, 0);
…		…
1962	if (errno)	2331	if (errno)
1963	croak ("DB->cursor: %s", db_strerror (errno));	2332	croak ("DB->cursor: %s", db_strerror (errno));
1964	OUTPUT:	2333	OUTPUT:
1965	RETVAL	2334	RETVAL
1966		2335
		2336	#if DB_VERSION_MINOR >= 3
		2337
1967	DB_SEQUENCE *	2338	DB_SEQUENCE *
1968	sequence (DB *db, U32 flags = 0)	2339	sequence (DB *db, U32 flags = 0)
1969	CODE:	2340	CODE:
1970	{	2341	{
1971	errno = db_sequence_create (&RETVAL, db, flags);	2342	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1973	croak ("db_sequence_create: %s", db_strerror (errno));	2344	croak ("db_sequence_create: %s", db_strerror (errno));
1974	}	2345	}
1975	OUTPUT:	2346	OUTPUT:
1976	RETVAL	2347	RETVAL
1977		2348
		2349	#endif
		2350
1978		2351
1979	MODULE = BDB PACKAGE = BDB::Txn	2352	MODULE = BDB PACKAGE = BDB::Txn
1980		2353
1981	void	2354	void
1982	DESTROY (DB_TXN_ornull *txn)	2355	DESTROY (DB_TXN_ornuked *txn)
1983	CODE:	2356	CODE:
1984	if (txn)	2357	if (txn)
1985	txn->abort (txn);	2358	txn->abort (txn);
1986		2359
1987	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)	2360	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
…		…
1998		2371
1999		2372
2000	MODULE = BDB PACKAGE = BDB::Cursor	2373	MODULE = BDB PACKAGE = BDB::Cursor
2001		2374
2002	void	2375	void
2003	DESTROY (DBC_ornull *dbc)	2376	DESTROY (DBC_ornuked *dbc)
2004	CODE:	2377	CODE:
2005	if (dbc)	2378	if (dbc)
2006	dbc->c_close (dbc);	2379	dbc->c_close (dbc);
2007		2380
2008	#if DB_VERSION_MINOR >= 6	2381	#if DB_VERSION_MINOR >= 6
…		…
2011	CODE:	2384	CODE:
2012	dbc->set_priority (dbc, priority);	2385	dbc->set_priority (dbc, priority);
2013		2386
2014	#endif	2387	#endif
2015		2388
		2389	#if DB_VERSION_MINOR >= 3
		2390
2016	MODULE = BDB PACKAGE = BDB::Sequence	2391	MODULE = BDB PACKAGE = BDB::Sequence
2017		2392
2018	void	2393	void
2019	DESTROY (DB_SEQUENCE_ornull *seq)	2394	DESTROY (DB_SEQUENCE_ornuked *seq)
2020	CODE:	2395	CODE:
2021	if (seq)	2396	if (seq)
2022	seq->close (seq, 0);	2397	seq->close (seq, 0);
2023		2398
2024	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2399	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
2043	CODE:	2418	CODE:
2044	RETVAL = seq->set_range (seq, min, max);	2419	RETVAL = seq->set_range (seq, min, max);
2045	OUTPUT:	2420	OUTPUT:
2046	RETVAL	2421	RETVAL
2047		2422
		2423	#endif
		2424
		2425

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