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

Comparing BDB/BDB.xs (file contents):
Revision 1.14 by root, Sun Jul 8 13:41:03 2007 UTC vs.
Revision 1.69 by root, Wed Jul 15 14:40:00 2009 UTC

…		…
		1	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
		2
1	#include "xthread.h"	3	#include "xthread.h"
2		4
3	#include <errno.h>	5	#include <errno.h>
4		6
5	#include "EXTERN.h"	7	#include "EXTERN.h"
6	#include "perl.h"	8	#include "perl.h"
7	#include "XSUB.h"	9	#include "XSUB.h"
8		10
		11	#include "schmorp.h"
		12
9	// perl stupidly defines these as macros, breaking	13	// perl stupidly defines these as argument-less macros, breaking
10	// lots and lots of code.	14	// lots and lots of code.
11	#undef open	15	#undef open
12	#undef close	16	#undef close
13	#undef abort	17	#undef abort
14	#undef malloc	18	#undef malloc
27	# include <unistd.h>	31	# include <unistd.h>
28	#endif	32	#endif
29		33
30	#include <db.h>	34	#include <db.h>
31		35
32	#if DB_VERSION_MAJOR < 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4)	36	#if DB_VERSION_MAJOR != 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
33	# error you need Berkeley DB 4.4 or newer installed	37	# error you need Berkeley DB 4.3 or a newer 4.x version installed
34	#endif	38	#endif
35		39
36	/* number of seconds after which idle threads exit */	40	/* number of seconds after which idle threads exit */
37	#define IDLE_TIMEOUT 10	41	#define IDLE_TIMEOUT 10
		42
		43	typedef SV SV_mutable;
38		44
39	typedef DB_ENV DB_ENV_ornull;	45	typedef DB_ENV DB_ENV_ornull;
40	typedef DB_TXN DB_TXN_ornull;	46	typedef DB_TXN DB_TXN_ornull;
41	typedef DBC DBC_ornull;	47	typedef DBC DBC_ornull;
42	typedef DB DB_ornull;	48	typedef DB DB_ornull;
		49
		50	typedef DB_ENV DB_ENV_ornuked;
		51	typedef DB_TXN DB_TXN_ornuked;
		52	typedef DBC DBC_ornuked;
		53	typedef DB DB_ornuked;
		54
		55	#if DB_VERSION_MINOR >= 3
43	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	56	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		57	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		58	#endif
44		59
45	typedef SV SV8; /* byte-sv, used for argument-checking */	60	typedef char *bdb_filename;
46	typedef char *octetstring;
47		61
48	static SV *prepare_cb;	62	static SV *prepare_cb;
		63
		64	#if DB_VERSION_MINOR >= 6
		65	# define c_close close
		66	# define c_count count
		67	# define c_del del
		68	# define c_dup dup
		69	# define c_get get
		70	# define c_pget pget
		71	# define c_put put
		72	#endif
		73
		74	static char *
		75	get_bdb_filename (SV *sv)
		76	{
		77	if (!SvOK (sv))
		78	return 0;
		79
		80	#if _WIN32
		81	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		82	{
		83	STRLEN len;
		84	char *src = SvPVbyte (sv, len);
		85	SV *t1 = sv_newmortal ();
		86	SV *t2 = sv_newmortal ();
		87
		88	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		89	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		90
		91	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		92	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		93	SvPOK_only (t2);
		94	SvPVX (t2)[len] = 0;
		95	SvCUR_set (t2, len);
		96
		97	return SvPVX (t2);
		98	}
		99	#else
		100	return SvPVbyte_nolen (sv);
		101	#endif
		102	}
49		103
50	static void	104	static void
51	debug_errcall (const DB_ENV dbenv, const char errpfx, const char *msg)	105	debug_errcall (const DB_ENV dbenv, const char errpfx, const char *msg)
52	{	106	{
53	printf ("err[%s]\n", msg);	107	printf ("err[%s]\n", msg);
…		…
81	dbt_to_sv (SV sv, DBT dbt)	135	dbt_to_sv (SV sv, DBT dbt)
82	{	136	{
83	if (sv)	137	if (sv)
84	{	138	{
85	SvREADONLY_off (sv);	139	SvREADONLY_off (sv);
		140
		141	if (dbt->data)
86	sv_setpvn_mg (sv, dbt->data, dbt->size);	142	sv_setpvn_mg (sv, dbt->data, dbt->size);
		143	else
		144	sv_setsv_mg (sv, &PL_sv_undef);
		145
87	SvREFCNT_dec (sv);	146	SvREFCNT_dec (sv);
88	}	147	}
89		148
90	free (dbt->data);	149	free (dbt->data);
91	}	150	}
92		151
93	enum {	152	enum {
94	REQ_QUIT,	153	REQ_QUIT,
95	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	154	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
96	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	155	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
		156	REQ_ENV_LOG_ARCHIVE,
97	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC,	157	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_VERIFY, REQ_DB_UPGRADE,
98	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	158	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
99	REQ_TXN_COMMIT, REQ_TXN_ABORT,	159	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
100	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,	160	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
101	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,	161	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
102	};	162	};
103		163
104	typedef struct aio_cb	164	typedef struct bdb_cb
105	{	165	{
106	struct aio_cb *volatile next;	166	struct bdb_cb *volatile next;
107	SV *callback;	167	SV *callback;
108	int type, pri, result;	168	int type, pri, result;
109		169
110	DB_ENV *env;	170	DB_ENV *env;
111	DB *db;	171	DB *db;
…		…
113	DBC *dbc;	173	DBC *dbc;
114		174
115	UV uv1;	175	UV uv1;
116	int int1, int2;	176	int int1, int2;
117	U32 uint1, uint2;	177	U32 uint1, uint2;
118	char buf1, buf2;	178	char buf1, buf2, *buf3;
119	SV sv1, sv2, *sv3;	179	SV sv1, sv2, *sv3;
120		180
121	DBT dbt1, dbt2, dbt3;	181	DBT dbt1, dbt2, dbt3;
122	DB_KEY_RANGE key_range;	182	DB_KEY_RANGE key_range;
		183	#if DB_VERSION_MINOR >= 3
123	DB_SEQUENCE *seq;	184	DB_SEQUENCE *seq;
124	db_seq_t seq_t;	185	db_seq_t seq_t;
125	} aio_cb;	186	#endif
126		187
		188	SV rsv1, rsv2; // keep some request objects alive
		189	} bdb_cb;
		190
127	typedef aio_cb *aio_req;	191	typedef bdb_cb *bdb_req;
128		192
129	enum {	193	enum {
130	PRI_MIN = -4,	194	PRI_MIN = -4,
131	PRI_MAX = 4,	195	PRI_MAX = 4,
132		196
…		…
135	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	199	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
136	};	200	};
137		201
138	#define AIO_TICKS ((1000000 + 1023) >> 10)	202	#define AIO_TICKS ((1000000 + 1023) >> 10)
139		203
		204	static SV *on_next_submit;
		205
140	static unsigned int max_poll_time = 0;	206	static unsigned int max_poll_time = 0;
141	static unsigned int max_poll_reqs = 0;	207	static unsigned int max_poll_reqs = 0;
142		208
143	/* calculcate time difference in ~1/AIO_TICKS of a second */	209	/* calculcate time difference in ~1/AIO_TICKS of a second */
144	static int tvdiff (struct timeval tv1, struct timeval tv2)	210	static int tvdiff (struct timeval tv1, struct timeval tv2)
…		…
159	struct worker prev, next;	225	struct worker prev, next;
160		226
161	thread_t tid;	227	thread_t tid;
162		228
163	/* locked by reslock, reqlock or wrklock */	229	/* locked by reslock, reqlock or wrklock */
164	aio_req req; /* currently processed request */	230	bdb_req req; /* currently processed request */
165	void *dbuf;	231	void *dbuf;
166	DIR *dirp;	232	DIR *dirp;
167	} worker;	233	} worker;
168		234
169	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	235	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
181	}	247	}
182		248
183	static volatile unsigned int nreqs, nready, npending;	249	static volatile unsigned int nreqs, nready, npending;
184	static volatile unsigned int max_idle = 4;	250	static volatile unsigned int max_idle = 4;
185	static volatile unsigned int max_outstanding = 0xffffffff;	251	static volatile unsigned int max_outstanding = 0xffffffff;
186	static int respipe [2], respipe_osf [2];	252	static s_epipe respipe;
187		253
188	static mutex_t reslock = X_MUTEX_INIT;	254	static mutex_t reslock = X_MUTEX_INIT;
189	static mutex_t reqlock = X_MUTEX_INIT;	255	static mutex_t reqlock = X_MUTEX_INIT;
190	static cond_t reqwait = X_COND_INIT;	256	static cond_t reqwait = X_COND_INIT;
191		257
192	#if WORDACCESS_UNSAFE	258	#if WORDACCESS_UNSAFE
193		259
194	static unsigned int get_nready ()	260	static unsigned int get_nready (void)
195	{	261	{
196	unsigned int retval;	262	unsigned int retval;
197		263
198	X_LOCK (reqlock);	264	X_LOCK (reqlock);
199	retval = nready;	265	retval = nready;
200	X_UNLOCK (reqlock);	266	X_UNLOCK (reqlock);
201		267
202	return retval;	268	return retval;
203	}	269	}
204		270
205	static unsigned int get_npending ()	271	static unsigned int get_npending (void)
206	{	272	{
207	unsigned int retval;	273	unsigned int retval;
208		274
209	X_LOCK (reslock);	275	X_LOCK (reslock);
210	retval = npending;	276	retval = npending;
211	X_UNLOCK (reslock);	277	X_UNLOCK (reslock);
212		278
213	return retval;	279	return retval;
214	}	280	}
215		281
216	static unsigned int get_nthreads ()	282	static unsigned int get_nthreads (void)
217	{	283	{
218	unsigned int retval;	284	unsigned int retval;
219		285
220	X_LOCK (wrklock);	286	X_LOCK (wrklock);
221	retval = started;	287	retval = started;
…		…
236	* a somewhat faster data structure might be nice, but	302	* a somewhat faster data structure might be nice, but
237	* with 8 priorities this actually needs <20 insns	303	* with 8 priorities this actually needs <20 insns
238	* per shift, the most expensive operation.	304	* per shift, the most expensive operation.
239	*/	305	*/
240	typedef struct {	306	typedef struct {
241	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	307	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
242	int size;	308	int size;
243	} reqq;	309	} reqq;
244		310
245	static reqq req_queue;	311	static reqq req_queue;
246	static reqq res_queue;	312	static reqq res_queue;
247		313
248	int reqq_push (reqq *q, aio_req req)	314	int reqq_push (reqq *q, bdb_req req)
249	{	315	{
250	int pri = req->pri;	316	int pri = req->pri;
251	req->next = 0;	317	req->next = 0;
252		318
253	if (q->qe[pri])	319	if (q->qe[pri])
…		…
259	q->qe[pri] = q->qs[pri] = req;	325	q->qe[pri] = q->qs[pri] = req;
260		326
261	return q->size++;	327	return q->size++;
262	}	328	}
263		329
264	aio_req reqq_shift (reqq *q)	330	bdb_req reqq_shift (reqq *q)
265	{	331	{
266	int pri;	332	int pri;
267		333
268	if (!q->size)	334	if (!q->size)
269	return 0;	335	return 0;
270		336
271	--q->size;	337	--q->size;
272		338
273	for (pri = NUM_PRI; pri--; )	339	for (pri = NUM_PRI; pri--; )
274	{	340	{
275	aio_req req = q->qs[pri];	341	bdb_req req = q->qs[pri];
276		342
277	if (req)	343	if (req)
278	{	344	{
279	if (!(q->qs[pri] = req->next))	345	if (!(q->qs[pri] = req->next))
280	q->qe[pri] = 0;	346	q->qe[pri] = 0;
…		…
284	}	350	}
285		351
286	abort ();	352	abort ();
287	}	353	}
288		354
289	static int poll_cb ();	355	static int poll_cb (void);
290	static void req_free (aio_req req);	356	static void req_free (bdb_req req);
291	static void req_cancel (aio_req req);
292		357
293	static int req_invoke (aio_req req)	358	static int req_invoke (bdb_req req)
294	{	359	{
295	dSP;	360	switch (req->type)
296
297	if (SvOK (req->callback))
298	{	361	{
		362	case REQ_DB_CLOSE:
		363	SvREFCNT_dec (req->sv1);
		364	break;
		365
		366	case REQ_DB_GET:
		367	case REQ_DB_PGET:
		368	case REQ_C_GET:
		369	case REQ_C_PGET:
		370	case REQ_DB_PUT:
		371	case REQ_C_PUT:
		372	dbt_to_sv (req->sv1, &req->dbt1);
		373	dbt_to_sv (req->sv2, &req->dbt2);
		374	dbt_to_sv (req->sv3, &req->dbt3);
		375	break;
		376
		377	case REQ_DB_KEY_RANGE:
		378	{
		379	AV *av = newAV ();
		380
		381	av_push (av, newSVnv (req->key_range.less));
		382	av_push (av, newSVnv (req->key_range.equal));
		383	av_push (av, newSVnv (req->key_range.greater));
		384
		385	av = (AV )newRV_noinc ((SV )av);
		386
		387	SvREADONLY_off (req->sv1);
		388	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		389	SvREFCNT_dec (av);
		390	SvREFCNT_dec (req->sv1);
		391	}
		392	break;
		393
		394	#if DB_VERSION_MINOR >= 3
		395	case REQ_SEQ_GET:
		396	SvREADONLY_off (req->sv1);
		397
		398	if (sizeof (IV) > 4)
		399	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		400	else
		401	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		402
		403	SvREFCNT_dec (req->sv1);
		404	break;
		405	#endif
		406
		407	case REQ_ENV_LOG_ARCHIVE:
		408	{
		409	AV *av = newAV ();
		410	char listp = (char )req->buf1;
		411
		412	if (listp)
		413	while (*listp)
		414	av_push (av, newSVpv (*listp, 0)), ++listp;
		415
		416	av = (AV )newRV_noinc ((SV )av);
		417
		418	SvREADONLY_off (req->sv1);
		419	sv_setsv_mg (req->sv1, (SV *)av);
		420	SvREFCNT_dec (av);
		421	SvREFCNT_dec (req->sv1);
		422	}
		423	break;
		424	}
		425
		426	errno = req->result;
		427
		428	if (req->callback)
		429	{
		430	dSP;
		431
299	ENTER;	432	ENTER;
300	SAVETMPS;	433	SAVETMPS;
301	PUSHMARK (SP);	434	PUSHMARK (SP);
302		435
303	switch (req->type)
304	{
305	case REQ_DB_CLOSE:
306	SvREFCNT_dec (req->sv1);
307	break;
308
309	case REQ_DB_GET:
310	case REQ_DB_PGET:
311	dbt_to_sv (req->sv3, &req->dbt3);
312	break;
313
314	case REQ_C_GET:
315	case REQ_C_PGET:
316	dbt_to_sv (req->sv1, &req->dbt1);
317	dbt_to_sv (req->sv2, &req->dbt2);
318	dbt_to_sv (req->sv3, &req->dbt3);
319	break;
320
321	case REQ_DB_KEY_RANGE:
322	{
323	AV *av = newAV ();
324
325	av_push (av, newSVnv (req->key_range.less));
326	av_push (av, newSVnv (req->key_range.equal));
327	av_push (av, newSVnv (req->key_range.greater));
328
329	SvREADONLY_off (req->sv1);
330	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
331	SvREFCNT_dec (req->sv1);
332	}
333	break;
334
335	case REQ_SEQ_GET:
336	SvREADONLY_off (req->sv1);
337
338	if (sizeof (IV) > 4)
339	sv_setiv_mg (req->sv1, req->seq_t);
340	else
341	sv_setnv_mg (req->sv1, req->seq_t);
342
343	SvREFCNT_dec (req->sv1);
344	break;
345	}
346
347	errno = req->result;
348
349	PUTBACK;	436	PUTBACK;
350	call_sv (req->callback, G_VOID \| G_EVAL);	437	call_sv (req->callback, G_VOID \| G_EVAL);
351	SPAGAIN;	438	SPAGAIN;
352		439
353	FREETMPS;	440	FREETMPS;
354	LEAVE;	441	LEAVE;
		442
		443	return !SvTRUE (ERRSV);
355	}	444	}
356		445
357	return !SvTRUE (ERRSV);	446	return 1;
358	}	447	}
359		448
360	static void req_free (aio_req req)	449	static void req_free (bdb_req req)
361	{	450	{
		451	SvREFCNT_dec (req->callback);
		452
		453	SvREFCNT_dec (req->rsv1);
		454	SvREFCNT_dec (req->rsv2);
		455
362	free (req->buf1);	456	free (req->buf1);
363	free (req->buf2);	457	free (req->buf2);
		458	free (req->buf3);
		459
364	Safefree (req);	460	Safefree (req);
365	}	461	}
366		462
367	#ifdef USE_SOCKETS_AS_HANDLES
368	# define TO_SOCKET(x) (win32_get_osfhandle (x))
369	#else
370	# define TO_SOCKET(x) (x)
371	#endif
372
373	static void	463	static void
374	create_pipe (int fd[2])	464	create_respipe (void)
375	{	465	{
376	#ifdef _WIN32	466	if (s_epipe_renew (&respipe))
377	int arg = 1;	467	croak ("BDB: unable to create event pipe");
378	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, fd)
379	\|\| ioctlsocket (TO_SOCKET (fd [0]), FIONBIO, &arg)
380	\|\| ioctlsocket (TO_SOCKET (fd [1]), FIONBIO, &arg))
381	#else
382	if (pipe (fd)
383	\|\| fcntl (fd [0], F_SETFL, O_NONBLOCK)
384	\|\| fcntl (fd [1], F_SETFL, O_NONBLOCK))
385	#endif
386	croak ("unable to initialize result pipe");
387
388	respipe_osf [0] = TO_SOCKET (respipe [0]);
389	respipe_osf [1] = TO_SOCKET (respipe [1]);
390	}	468	}
391		469
		470	static void bdb_request (bdb_req req);
392	X_THREAD_PROC (bdb_proc);	471	X_THREAD_PROC (bdb_proc);
393		472
394	static void start_thread (void)	473	static void start_thread (void)
395	{	474	{
396	worker *wrk = calloc (1, sizeof (worker));	475	worker *wrk = calloc (1, sizeof (worker));
…		…
411	free (wrk);	490	free (wrk);
412		491
413	X_UNLOCK (wrklock);	492	X_UNLOCK (wrklock);
414	}	493	}
415		494
416	static void maybe_start_thread ()	495	static void maybe_start_thread (void)
417	{	496	{
418	if (get_nthreads () >= wanted)	497	if (get_nthreads () >= wanted)
419	return;	498	return;
420		499
421	/* todo: maybe use idle here, but might be less exact */	500	/* todo: maybe use idle here, but might be less exact */
…		…
423	return;	502	return;
424		503
425	start_thread ();	504	start_thread ();
426	}	505	}
427		506
428	static void req_send (aio_req req)	507	static void req_send (bdb_req req)
429	{	508	{
430	SV *wait_callback = 0;	509	SV *wait_callback = 0;
431		510
432	// synthesize callback if none given	511	if (on_next_submit)
433	if (!SvOK (req->callback))
434	{	512	{
435	int count;
436
437	dSP;	513	dSP;
		514	SV *cb = sv_2mortal (on_next_submit);
		515
		516	on_next_submit = 0;
		517
438	PUSHMARK (SP);	518	PUSHMARK (SP);
439	PUTBACK;	519	PUTBACK;
440	count = call_sv (prepare_cb, G_ARRAY);	520	call_sv (cb, G_DISCARD \| G_EVAL);
441	SPAGAIN;	521	SPAGAIN;
		522	}
442		523
		524	// synthesize callback if none given
		525	if (!req->callback)
		526	{
		527	if (SvOK (prepare_cb))
		528	{
		529	int count;
		530
		531	dSP;
		532	PUSHMARK (SP);
		533	PUTBACK;
		534	count = call_sv (prepare_cb, G_ARRAY);
		535	SPAGAIN;
		536
443	if (count != 2)	537	if (count != 2)
444	croak ("prepare callback must return exactly two values\n");	538	croak ("sync prepare callback must return exactly two values\n");
445		539
446	wait_callback = SvREFCNT_inc (POPs);	540	wait_callback = POPs;
447	SvREFCNT_dec (req->callback);
448	req->callback = SvREFCNT_inc (POPs);	541	req->callback = SvREFCNT_inc (POPs);
		542	}
		543	else
		544	{
		545	// execute request synchronously
		546	bdb_request (req);
		547	req_invoke (req);
		548	req_free (req);
		549	return;
		550	}
449	}	551	}
450		552
451	++nreqs;	553	++nreqs;
452		554
453	X_LOCK (reqlock);	555	X_LOCK (reqlock);
…		…
462	{	564	{
463	dSP;	565	dSP;
464	PUSHMARK (SP);	566	PUSHMARK (SP);
465	PUTBACK;	567	PUTBACK;
466	call_sv (wait_callback, G_DISCARD);	568	call_sv (wait_callback, G_DISCARD);
467	SvREFCNT_dec (wait_callback);
468	}	569	}
469	}	570	}
470		571
471	static void end_thread (void)	572	static void end_thread (void)
472	{	573	{
473	aio_req req;	574	bdb_req req = calloc (1, sizeof (bdb_cb));
474
475	Newz (0, req, 1, aio_cb);
476		575
477	req->type = REQ_QUIT;	576	req->type = REQ_QUIT;
478	req->pri = PRI_MAX + PRI_BIAS;	577	req->pri = PRI_MAX + PRI_BIAS;
479		578
480	X_LOCK (reqlock);	579	X_LOCK (reqlock);
…		…
507		606
508	while (started > wanted)	607	while (started > wanted)
509	end_thread ();	608	end_thread ();
510	}	609	}
511		610
512	static void poll_wait ()	611	static void poll_wait (void)
513	{	612	{
514	fd_set rfd;	613	fd_set rfd;
515		614
516	while (nreqs)	615	while (nreqs)
517	{	616	{
…		…
523	if (size)	622	if (size)
524	return;	623	return;
525		624
526	maybe_start_thread ();	625	maybe_start_thread ();
527		626
528	FD_ZERO (&rfd);	627	s_epipe_wait (&respipe);
529	FD_SET (respipe [0], &rfd);
530
531	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
532	}	628	}
533	}	629	}
534		630
535	static int poll_cb ()	631	static int poll_cb (void)
536	{	632	{
537	dSP;	633	dSP;
538	int count = 0;	634	int count = 0;
539	int maxreqs = max_poll_reqs;	635	int maxreqs = max_poll_reqs;
540	int do_croak = 0;	636	int do_croak = 0;
541	struct timeval tv_start, tv_now;	637	struct timeval tv_start, tv_now;
542	aio_req req;	638	bdb_req req;
543		639
544	if (max_poll_time)	640	if (max_poll_time)
545	gettimeofday (&tv_start, 0);	641	gettimeofday (&tv_start, 0);
546		642
547	for (;;)	643	for (;;)
…		…
556	if (req)	652	if (req)
557	{	653	{
558	--npending;	654	--npending;
559		655
560	if (!res_queue.size)	656	if (!res_queue.size)
561	{
562	/* read any signals sent by the worker threads */	657	/* read any signals sent by the worker threads */
563	char buf [4];	658	s_epipe_drain (&respipe);
564	while (respipe_read (respipe [0], buf, 4) == 4)
565	;
566	}
567	}	659	}
568		660
569	X_UNLOCK (reslock);	661	X_UNLOCK (reslock);
570		662
571	if (!req)	663	if (!req)
…		…
606	return count;	698	return count;
607	}	699	}
608		700
609	/*****************************************************************************/	701	/*****************************************************************************/
610		702
		703	static void
		704	bdb_request (bdb_req req)
		705	{
		706	switch (req->type)
		707	{
		708	case REQ_ENV_OPEN:
		709	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		710	break;
		711
		712	case REQ_ENV_CLOSE:
		713	req->result = req->env->close (req->env, req->uint1);
		714	break;
		715
		716	case REQ_ENV_TXN_CHECKPOINT:
		717	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		718	break;
		719
		720	case REQ_ENV_LOCK_DETECT:
		721	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		722	break;
		723
		724	case REQ_ENV_MEMP_SYNC:
		725	req->result = req->env->memp_sync (req->env, 0);
		726	break;
		727
		728	case REQ_ENV_MEMP_TRICKLE:
		729	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		730	break;
		731
		732	case REQ_ENV_DBREMOVE:
		733	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		734	break;
		735
		736	case REQ_ENV_DBRENAME:
		737	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		738	break;
		739
		740	case REQ_DB_OPEN:
		741	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		742	break;
		743
		744	case REQ_DB_CLOSE:
		745	req->result = req->db->close (req->db, req->uint1);
		746	break;
		747
		748	#if DB_VERSION_MINOR >= 4
		749	case REQ_DB_COMPACT:
		750	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);
		751	break;
		752	#endif
		753
		754	case REQ_DB_SYNC:
		755	req->result = req->db->sync (req->db, req->uint1);
		756	break;
		757
		758	case REQ_DB_VERIFY:
		759	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		760	break;
		761
		762	case REQ_DB_UPGRADE:
		763	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		764	break;
		765
		766	case REQ_DB_PUT:
		767	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		768	break;
		769
		770	#if DB_VERSION_MINOR >= 6
		771	case REQ_DB_EXISTS:
		772	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		773	break;
		774	#endif
		775	case REQ_DB_GET:
		776	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		777	break;
		778
		779	case REQ_DB_PGET:
		780	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		781	break;
		782
		783	case REQ_DB_DEL:
		784	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		785	break;
		786
		787	case REQ_DB_KEY_RANGE:
		788	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		789	break;
		790
		791	case REQ_TXN_COMMIT:
		792	req->result = req->txn->commit (req->txn, req->uint1);
		793	break;
		794
		795	case REQ_TXN_ABORT:
		796	req->result = req->txn->abort (req->txn);
		797	break;
		798
		799	case REQ_TXN_FINISH:
		800	if (req->txn->flags & TXN_DEADLOCK)
		801	{
		802	req->result = req->txn->abort (req->txn);
		803	if (!req->result)
		804	req->result = DB_LOCK_DEADLOCK;
		805	}
		806	else
		807	req->result = req->txn->commit (req->txn, req->uint1);
		808	break;
		809
		810	case REQ_C_CLOSE:
		811	req->result = req->dbc->c_close (req->dbc);
		812	break;
		813
		814	case REQ_C_COUNT:
		815	{
		816	db_recno_t recno;
		817	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		818	req->uv1 = recno;
		819	}
		820	break;
		821
		822	case REQ_C_PUT:
		823	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		824	break;
		825
		826	case REQ_C_GET:
		827	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		828	break;
		829
		830	case REQ_C_PGET:
		831	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		832	break;
		833
		834	case REQ_C_DEL:
		835	req->result = req->dbc->c_del (req->dbc, req->uint1);
		836	break;
		837
		838	#if DB_VERSION_MINOR >= 3
		839	case REQ_SEQ_OPEN:
		840	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		841	break;
		842
		843	case REQ_SEQ_CLOSE:
		844	req->result = req->seq->close (req->seq, req->uint1);
		845	break;
		846
		847	case REQ_SEQ_GET:
		848	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		849	break;
		850
		851	case REQ_SEQ_REMOVE:
		852	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		853	break;
		854	#endif
		855
		856	case REQ_ENV_LOG_ARCHIVE:
		857	{
		858	char *listp = 0; / DB_ARCH_REMOVE does not touch listp, contrary to docs */
		859	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		860	req->buf1 = (char *)listp;
		861	}
		862	break;
		863
		864	default:
		865	req->result = ENOSYS;
		866	break;
		867	}
		868
		869	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		870	req->txn->flags \|= TXN_DEADLOCK;
		871	}
		872
611	X_THREAD_PROC (bdb_proc)	873	X_THREAD_PROC (bdb_proc)
612	{	874	{
613	aio_req req;	875	bdb_req req;
614	struct timespec ts;	876	struct timespec ts;
615	worker self = (worker )thr_arg;	877	worker self = (worker )thr_arg;
616		878
617	/* try to distribute timeouts somewhat evenly */	879	/* try to distribute timeouts somewhat evenly */
618	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	880	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
619		881
620	for (;;)	882	for (;;)
621	{	883	{
622	ts.tv_sec = time (0) + IDLE_TIMEOUT;	884	ts.tv_sec = time (0) + IDLE_TIMEOUT;
623		885
624	X_LOCK (reqlock);	886	X_LOCK (reqlock);
625		887
626	for (;;)	888	for (;;)
627	{	889	{
…		…
654	}	916	}
655		917
656	--nready;	918	--nready;
657		919
658	X_UNLOCK (reqlock);	920	X_UNLOCK (reqlock);
659		921
660	switch (req->type)	922	if (req->type == REQ_QUIT)
661	{	923	{
662	case REQ_QUIT:	924	X_LOCK (reslock);
		925	free (req);
		926	self->req = 0;
		927	X_UNLOCK (reslock);
		928
663	goto quit;	929	goto quit;
664
665	case REQ_ENV_OPEN:
666	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
667	break;
668
669	case REQ_ENV_CLOSE:
670	req->result = req->env->close (req->env, req->uint1);
671	break;
672
673	case REQ_ENV_TXN_CHECKPOINT:
674	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
675	break;
676
677	case REQ_ENV_LOCK_DETECT:
678	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
679	break;
680
681	case REQ_ENV_MEMP_SYNC:
682	req->result = req->env->memp_sync (req->env, 0);
683	break;
684
685	case REQ_ENV_MEMP_TRICKLE:
686	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
687	break;
688
689	case REQ_DB_OPEN:
690	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
691	break;
692
693	case REQ_DB_CLOSE:
694	req->result = req->db->close (req->db, req->uint1);
695	break;
696
697	case REQ_DB_COMPACT:
698	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
699	break;
700
701	case REQ_DB_SYNC:
702	req->result = req->db->sync (req->db, req->uint1);
703	break;
704
705	case REQ_DB_PUT:
706	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
707	break;
708
709	case REQ_DB_GET:
710	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
711	break;
712
713	case REQ_DB_PGET:
714	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
715	break;
716
717	case REQ_DB_DEL:
718	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
719	break;
720
721	case REQ_DB_KEY_RANGE:
722	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
723	break;
724
725	case REQ_TXN_COMMIT:
726	req->result = req->txn->commit (req->txn, req->uint1);
727	break;
728
729	case REQ_TXN_ABORT:
730	req->result = req->txn->abort (req->txn);
731	break;
732
733	case REQ_C_CLOSE:
734	req->result = req->dbc->c_close (req->dbc);
735	break;
736
737	case REQ_C_COUNT:
738	{
739	db_recno_t recno;
740	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
741	req->uv1 = recno;
742	}
743	break;
744
745	case REQ_C_PUT:
746	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
747	break;
748
749	case REQ_C_GET:
750	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
751	break;
752
753	case REQ_C_PGET:
754	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
755	break;
756
757	case REQ_C_DEL:
758	req->result = req->dbc->c_del (req->dbc, req->uint1);
759	break;
760
761	case REQ_SEQ_OPEN:
762	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
763	break;
764
765	case REQ_SEQ_CLOSE:
766	req->result = req->seq->close (req->seq, req->uint1);
767	break;
768
769	case REQ_SEQ_GET:
770	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
771	break;
772
773	case REQ_SEQ_REMOVE:
774	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
775	break;
776
777	default:
778	req->result = ENOSYS;
779	break;
780	}	930	}
781		931
		932	bdb_request (req);
		933
782	X_LOCK (reslock);	934	X_LOCK (reslock);
783		935
784	++npending;	936	++npending;
785		937
786	if (!reqq_push (&res_queue, req))	938	if (!reqq_push (&res_queue, req))
787	/* write a dummy byte to the pipe so fh becomes ready */	939	s_epipe_signal (&respipe);
788	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
789		940
790	self->req = 0;	941	self->req = 0;
791	worker_clear (self);	942	worker_clear (self);
792		943
793	X_UNLOCK (reslock);	944	X_UNLOCK (reslock);
…		…
817	X_UNLOCK (wrklock);	968	X_UNLOCK (wrklock);
818	}	969	}
819		970
820	static void atfork_child (void)	971	static void atfork_child (void)
821	{	972	{
822	aio_req prv;	973	bdb_req prv;
823		974
824	while (prv = reqq_shift (&req_queue))	975	while (prv = reqq_shift (&req_queue))
825	req_free (prv);	976	req_free (prv);
826		977
827	while (prv = reqq_shift (&res_queue))	978	while (prv = reqq_shift (&res_queue))
…		…
842	idle = 0;	993	idle = 0;
843	nreqs = 0;	994	nreqs = 0;
844	nready = 0;	995	nready = 0;
845	npending = 0;	996	npending = 0;
846		997
847	respipe_close (respipe [0]);
848	respipe_close (respipe [1]);
849
850	create_pipe (respipe);	998	create_respipe ();
851		999
852	atfork_parent ();	1000	atfork_parent ();
853	}	1001	}
854		1002
855	#define dREQ(reqtype) \	1003	#define dREQ(reqtype,rsvcnt) \
856	aio_req req; \	1004	bdb_req req; \
857	int req_pri = next_pri; \	1005	int req_pri = next_pri; \
858	next_pri = DEFAULT_PRI + PRI_BIAS; \	1006	next_pri = DEFAULT_PRI + PRI_BIAS; \
859	\	1007	\
860	if (SvOK (callback) && !SvROK (callback)) \	1008	if (callback && SvOK (callback)) \
861	croak ("callback must be undef or of reference type"); \	1009	croak ("callback has illegal type or extra arguments"); \
862	\	1010	\
863	Newz (0, req, 1, aio_cb); \	1011	Newz (0, req, 1, bdb_cb); \
864	if (!req) \	1012	if (!req) \
865	croak ("out of memory during aio_req allocation"); \	1013	croak ("out of memory during bdb_req allocation"); \
866	\	1014	\
867	req->callback = newSVsv (callback); \	1015	req->callback = SvREFCNT_inc (cb); \
868	req->type = (reqtype); \	1016	req->type = (reqtype); \
869	req->pri = req_pri	1017	req->pri = req_pri; \
		1018	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1019	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1020	(void)0;
870		1021
871	#define REQ_SEND \	1022	#define REQ_SEND \
872	req_send (req)	1023	req_send (req)
873		1024
874	#define SvPTR(var, arg, type, class, nullok) \	1025	#define SvPTR(var, arg, type, class, nullok) \
875	if (!SvOK (arg)) \	1026	if (!SvOK (arg)) \
876	{ \	1027	{ \
877	if (!nullok) \	1028	if (nullok != 1) \
878	croak (# var " must be a " # class " object, not undef"); \	1029	croak (# var " must be a " # class " object, not undef"); \
879	\	1030	\
880	(var) = 0; \	1031	(var) = 0; \
881	} \	1032	} \
882	else if (sv_derived_from ((arg), # class)) \	1033	else if (sv_derived_from ((arg), # class)) \
883	{ \	1034	{ \
884	IV tmp = SvIV ((SV*) SvRV (arg)); \	1035	IV tmp = SvIV ((SV*) SvRV (arg)); \
885	(var) = INT2PTR (type, tmp); \	1036	(var) = INT2PTR (type, tmp); \
886	if (!var) \	1037	if (!var && nullok != 2) \
887	croak (# var " is not a valid " # class " object anymore"); \	1038	croak (# var " is not a valid " # class " object anymore"); \
888	} \	1039	} \
889	else \	1040	else \
890	croak (# var " is not of type " # class); \	1041	croak (# var " is not of type " # class);
891	\	1042
		1043	#define ARG_MUTABLE(name) \
		1044	if (SvREADONLY (name)) \
		1045	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
892		1046
893	static void	1047	static void
894	ptr_nuke (SV *sv)	1048	ptr_nuke (SV *sv)
895	{	1049	{
896	assert (SvROK (sv));	1050	assert (SvROK (sv));
897	sv_setiv (SvRV (sv), 0);	1051	sv_setiv (SvRV (sv), 0);
898	}	1052	}
		1053
		1054	static int
		1055	errno_get (pTHX_ SV sv, MAGIC mg)
		1056	{
		1057	if (*mg->mg_ptr == '!') // should always be the case
		1058	if (-30999 <= errno && errno <= -30800)
		1059	{
		1060	sv_setnv (sv, (NV)errno);
		1061	sv_setpv (sv, db_strerror (errno));
		1062	SvNOK_on (sv); /* what a wonderful hack! */
		1063	// ^^^ copied from perl sources
		1064	return 0;
		1065	}
		1066
		1067	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1068	}
		1069
		1070	static MGVTBL vtbl_errno;
		1071
		1072	// this wonderful hack :( patches perl's $! variable to support our errno values
		1073	static void
		1074	patch_errno (void)
		1075	{
		1076	SV *sv;
		1077	MAGIC *mg;
		1078
		1079	if (!(sv = get_sv ("!", 1)))
		1080	return;
		1081
		1082	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1083	return;
		1084
		1085	if (mg->mg_virtual != &PL_vtbl_sv)
		1086	return;
		1087
		1088	vtbl_errno = PL_vtbl_sv;
		1089	vtbl_errno.svt_get = errno_get;
		1090	mg->mg_virtual = &vtbl_errno;
		1091	}
		1092
		1093	#if __GNUC__ >= 4
		1094	# define noinline __attribute__ ((noinline))
		1095	#else
		1096	# define noinline
		1097	#endif
		1098
		1099	static noinline SV *
		1100	pop_callback (I32 ritems, SV sv)
		1101	{
		1102	if (SvROK (sv))
		1103	{
		1104	HV *st;
		1105	GV *gvp;
		1106	CV *cv;
		1107	const char *name;
		1108
		1109	/* forgive me */
		1110	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1111	&& (st = SvSTASH (SvRV (sv)))
		1112	&& (name = HvNAME_get (st))
		1113	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1114	return 0;
		1115
		1116	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1117	{
		1118	--*ritems;
		1119	return (SV *)cv;
		1120	}
		1121	}
		1122
		1123	return 0;
		1124	}
		1125
		1126	/*****************************************************************************/
		1127
		1128	#if 0
		1129	static int
		1130	bt_pfxc_compare (DB db, const DBT dbt1, const DBT *dbt2)
		1131	{
		1132	ssize_t size1 = dbt1->size;
		1133	ssize_t size2 = dbt2->size;
		1134	int res = memcmp ((void )dbt1->data, (void )dbt2->data,
		1135	size1 <= size2 ? size1 : size2);
		1136
		1137	if (res)
		1138	return res;
		1139	else if (size1 - size2)
		1140	return size1 - size2;
		1141	else
		1142	return 0;
		1143	}
		1144
		1145	static size_t
		1146	bt_pfxc_prefix_x (DB db, const DBT dbt1, const DBT *dbt2)
		1147	{
		1148	ssize_t size1 = dbt1->size;
		1149	ssize_t size2 = dbt2->size;
		1150	u_int8_t p1 = (u_int8_t )dbt1->data;
		1151	u_int8_t p2 = (u_int8_t )dbt2->data;
		1152	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1153
		1154	while (p1 < pe)
		1155	if (p1++ != p2++)
		1156	return p1 - (u_int8_t *)dbt1->data - 1;
		1157
		1158	if (size1 < size2) return size1 + 1;
		1159	if (size1 > size2) return size2 + 1;
		1160
		1161	return size1;
		1162	}
		1163	#endif
		1164
		1165	/*****************************************************************************/
		1166
		1167	/* stupid windows defines CALLBACK as well */
		1168	#undef CALLBACK
		1169	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
899		1170
900	MODULE = BDB PACKAGE = BDB	1171	MODULE = BDB PACKAGE = BDB
901		1172
902	PROTOTYPES: ENABLE	1173	PROTOTYPES: ENABLE
903		1174
…		…
919	const_iv (INIT_TXN)	1190	const_iv (INIT_TXN)
920	const_iv (RECOVER)	1191	const_iv (RECOVER)
921	const_iv (INIT_TXN)	1192	const_iv (INIT_TXN)
922	const_iv (RECOVER_FATAL)	1193	const_iv (RECOVER_FATAL)
923	const_iv (CREATE)	1194	const_iv (CREATE)
		1195	const_iv (RDONLY)
924	const_iv (USE_ENVIRON)	1196	const_iv (USE_ENVIRON)
925	const_iv (USE_ENVIRON_ROOT)	1197	const_iv (USE_ENVIRON_ROOT)
926	const_iv (LOCKDOWN)	1198	const_iv (LOCKDOWN)
927	const_iv (PRIVATE)	1199	const_iv (PRIVATE)
928	const_iv (REGISTER)
929	const_iv (SYSTEM_MEM)	1200	const_iv (SYSTEM_MEM)
930	const_iv (AUTO_COMMIT)	1201	const_iv (AUTO_COMMIT)
931	const_iv (CDB_ALLDB)	1202	const_iv (CDB_ALLDB)
932	const_iv (DIRECT_DB)	1203	const_iv (DIRECT_DB)
933	const_iv (DIRECT_LOG)
934	const_iv (DSYNC_DB)
935	const_iv (DSYNC_LOG)
936	const_iv (LOG_AUTOREMOVE)
937	const_iv (LOG_INMEMORY)
938	const_iv (NOLOCKING)	1204	const_iv (NOLOCKING)
939	const_iv (NOMMAP)	1205	const_iv (NOMMAP)
940	const_iv (NOPANIC)	1206	const_iv (NOPANIC)
941	const_iv (OVERWRITE)	1207	const_iv (OVERWRITE)
942	const_iv (PANIC_ENVIRONMENT)	1208	const_iv (PANIC_ENVIRONMENT)
943	const_iv (REGION_INIT)	1209	const_iv (REGION_INIT)
944	const_iv (TIME_NOTGRANTED)	1210	const_iv (TIME_NOTGRANTED)
945	const_iv (TXN_NOSYNC)	1211	const_iv (TXN_NOSYNC)
		1212	const_iv (TXN_NOT_DURABLE)
946	const_iv (TXN_WRITE_NOSYNC)	1213	const_iv (TXN_WRITE_NOSYNC)
947	const_iv (WRITECURSOR)	1214	const_iv (WRITECURSOR)
948	const_iv (YIELDCPU)	1215	const_iv (YIELDCPU)
949	const_iv (ENCRYPT_AES)	1216	const_iv (ENCRYPT_AES)
950	const_iv (XA_CREATE)	1217	const_iv (XA_CREATE)
…		…
952	const_iv (HASH)	1219	const_iv (HASH)
953	const_iv (QUEUE)	1220	const_iv (QUEUE)
954	const_iv (RECNO)	1221	const_iv (RECNO)
955	const_iv (UNKNOWN)	1222	const_iv (UNKNOWN)
956	const_iv (EXCL)	1223	const_iv (EXCL)
957	const_iv (READ_COMMITTED)
958	const_iv (READ_UNCOMMITTED)
959	const_iv (TRUNCATE)	1224	const_iv (TRUNCATE)
960	const_iv (NOSYNC)	1225	const_iv (NOSYNC)
961	const_iv (CHKSUM)	1226	const_iv (CHKSUM)
962	const_iv (ENCRYPT)	1227	const_iv (ENCRYPT)
963	const_iv (TXN_NOT_DURABLE)
964	const_iv (DUP)	1228	const_iv (DUP)
965	const_iv (DUPSORT)	1229	const_iv (DUPSORT)
966	const_iv (RECNUM)	1230	//const_iv (RECNUM)
967	const_iv (RENUMBER)	1231	const_iv (RENUMBER)
968	const_iv (REVSPLITOFF)	1232	const_iv (REVSPLITOFF)
969	const_iv (INORDER)
970	const_iv (CONSUME)	1233	const_iv (CONSUME)
971	const_iv (CONSUME_WAIT)	1234	const_iv (CONSUME_WAIT)
972	const_iv (GET_BOTH)	1235	const_iv (GET_BOTH)
973	const_iv (GET_BOTH_RANGE)	1236	const_iv (GET_BOTH_RANGE)
974	//const_iv (SET_RECNO)	1237	//const_iv (SET_RECNO)
975	//const_iv (MULTIPLE)	1238	//const_iv (MULTIPLE)
976	const_iv (SNAPSHOT)	1239	const_iv (SNAPSHOT)
977	const_iv (JOIN_ITEM)	1240	const_iv (JOIN_ITEM)
		1241	const_iv (JOIN_NOSORT)
978	const_iv (RMW)	1242	const_iv (RMW)
979		1243
980	const_iv (NOTFOUND)	1244	const_iv (NOTFOUND)
981	const_iv (KEYEMPTY)	1245	const_iv (KEYEMPTY)
982	const_iv (LOCK_DEADLOCK)	1246	const_iv (LOCK_DEADLOCK)
983	const_iv (LOCK_NOTGRANTED)	1247	const_iv (LOCK_NOTGRANTED)
984	const_iv (RUNRECOVERY)	1248	const_iv (RUNRECOVERY)
985	const_iv (OLD_VERSION)	1249	const_iv (OLD_VERSION)
986	const_iv (REP_HANDLE_DEAD)	1250	const_iv (REP_HANDLE_DEAD)
987	const_iv (REP_LOCKOUT)
988	const_iv (SECONDARY_BAD)	1251	const_iv (SECONDARY_BAD)
989
990	const_iv (FREE_SPACE)
991	const_iv (FREELIST_ONLY)
992		1252
993	const_iv (APPEND)	1253	const_iv (APPEND)
994	const_iv (NODUPDATA)	1254	const_iv (NODUPDATA)
995	const_iv (NOOVERWRITE)	1255	const_iv (NOOVERWRITE)
996		1256
…		…
998	const_iv (TXN_SYNC)	1258	const_iv (TXN_SYNC)
999		1259
1000	const_iv (SET_LOCK_TIMEOUT)	1260	const_iv (SET_LOCK_TIMEOUT)
1001	const_iv (SET_TXN_TIMEOUT)	1261	const_iv (SET_TXN_TIMEOUT)
1002		1262
1003	const_iv (JOIN_ITEM)
1004	const_iv (FIRST)	1263	const_iv (FIRST)
1005	const_iv (NEXT)	1264	const_iv (NEXT)
1006	const_iv (NEXT_DUP)	1265	const_iv (NEXT_DUP)
1007	const_iv (NEXT_NODUP)	1266	const_iv (NEXT_NODUP)
1008	const_iv (PREV)	1267	const_iv (PREV)
…		…
1020	const_iv (FORCE)	1279	const_iv (FORCE)
1021		1280
1022	const_iv (LOCK_DEFAULT)	1281	const_iv (LOCK_DEFAULT)
1023	const_iv (LOCK_EXPIRE)	1282	const_iv (LOCK_EXPIRE)
1024	const_iv (LOCK_MAXLOCKS)	1283	const_iv (LOCK_MAXLOCKS)
1025	const_iv (LOCK_MAXWRITE)
1026	const_iv (LOCK_MINLOCKS)	1284	const_iv (LOCK_MINLOCKS)
1027	const_iv (LOCK_MINWRITE)	1285	const_iv (LOCK_MINWRITE)
1028	const_iv (LOCK_OLDEST)	1286	const_iv (LOCK_OLDEST)
1029	const_iv (LOCK_RANDOM)	1287	const_iv (LOCK_RANDOM)
1030	const_iv (LOCK_YOUNGEST)	1288	const_iv (LOCK_YOUNGEST)
1031		1289
1032	const_iv (SEQ_DEC)
1033	const_iv (SEQ_INC)
1034	const_iv (SEQ_WRAP)
1035
1036	const_iv (BUFFER_SMALL)
1037	const_iv (DONOTINDEX)	1290	const_iv (DONOTINDEX)
1038	const_iv (KEYEMPTY )	1291	const_iv (KEYEMPTY )
1039	const_iv (KEYEXIST )	1292	const_iv (KEYEXIST )
1040	const_iv (LOCK_DEADLOCK)	1293	const_iv (LOCK_DEADLOCK)
1041	const_iv (LOCK_NOTGRANTED)	1294	const_iv (LOCK_NOTGRANTED)
1042	const_iv (LOG_BUFFER_FULL)
1043	const_iv (NOSERVER)	1295	const_iv (NOSERVER)
1044	const_iv (NOSERVER_HOME)	1296	const_iv (NOSERVER_HOME)
1045	const_iv (NOSERVER_ID)	1297	const_iv (NOSERVER_ID)
1046	const_iv (NOTFOUND)	1298	const_iv (NOTFOUND)
1047	const_iv (OLD_VERSION)
1048	const_iv (PAGE_NOTFOUND)	1299	const_iv (PAGE_NOTFOUND)
1049	const_iv (REP_DUPMASTER)	1300	const_iv (REP_DUPMASTER)
1050	const_iv (REP_HANDLE_DEAD)	1301	const_iv (REP_HANDLE_DEAD)
1051	const_iv (REP_HOLDELECTION)	1302	const_iv (REP_HOLDELECTION)
1052	const_iv (REP_IGNORE)
1053	const_iv (REP_ISPERM)	1303	const_iv (REP_ISPERM)
1054	const_iv (REP_JOIN_FAILURE)
1055	const_iv (REP_LOCKOUT)
1056	const_iv (REP_NEWMASTER)	1304	const_iv (REP_NEWMASTER)
1057	const_iv (REP_NEWSITE)	1305	const_iv (REP_NEWSITE)
1058	const_iv (REP_NOTPERM)	1306	const_iv (REP_NOTPERM)
1059	const_iv (REP_UNAVAIL)	1307	const_iv (REP_UNAVAIL)
1060	const_iv (RUNRECOVERY)	1308	const_iv (RUNRECOVERY)
1061	const_iv (SECONDARY_BAD)	1309	const_iv (SECONDARY_BAD)
1062	const_iv (VERIFY_BAD)	1310	const_iv (VERIFY_BAD)
1063	const_iv (VERSION_MISMATCH)	1311
		1312	const_iv (SALVAGE)
		1313	const_iv (AGGRESSIVE)
		1314	const_iv (PRINTABLE)
		1315	const_iv (NOORDERCHK)
		1316	const_iv (ORDERCHKONLY)
		1317
		1318	const_iv (ARCH_ABS)
		1319	const_iv (ARCH_DATA)
		1320	const_iv (ARCH_LOG)
		1321	const_iv (ARCH_REMOVE)
1064		1322
1065	const_iv (VERB_DEADLOCK)	1323	const_iv (VERB_DEADLOCK)
1066	const_iv (VERB_RECOVERY)	1324	const_iv (VERB_RECOVERY)
1067	const_iv (VERB_REGISTER)
1068	const_iv (VERB_REPLICATION)	1325	const_iv (VERB_REPLICATION)
1069	const_iv (VERB_WAITSFOR)	1326	const_iv (VERB_WAITSFOR)
1070		1327
1071	const_iv (VERSION_MAJOR)	1328	const_iv (VERSION_MAJOR)
1072	const_iv (VERSION_MINOR)	1329	const_iv (VERSION_MINOR)
1073	const_iv (VERSION_PATCH)	1330	const_iv (VERSION_PATCH)
		1331	#if DB_VERSION_MINOR >= 3
		1332	const_iv (INORDER)
		1333	const_iv (LOCK_MAXWRITE)
		1334	const_iv (SEQ_DEC)
		1335	const_iv (SEQ_INC)
		1336	const_iv (SEQ_WRAP)
		1337	const_iv (BUFFER_SMALL)
		1338	const_iv (LOG_BUFFER_FULL)
		1339	const_iv (VERSION_MISMATCH)
		1340	#endif
		1341	#if DB_VERSION_MINOR >= 4
		1342	const_iv (REGISTER)
		1343	const_iv (DSYNC_DB)
		1344	const_iv (READ_COMMITTED)
		1345	const_iv (READ_UNCOMMITTED)
		1346	const_iv (REP_IGNORE)
		1347	const_iv (REP_LOCKOUT)
		1348	const_iv (REP_JOIN_FAILURE)
		1349	const_iv (FREE_SPACE)
		1350	const_iv (FREELIST_ONLY)
		1351	const_iv (VERB_REGISTER)
		1352	#endif
1074	#if DB_VERSION_MINOR >= 5	1353	#if DB_VERSION_MINOR >= 5
1075	const_iv (MULTIVERSION)	1354	const_iv (MULTIVERSION)
1076	const_iv (TXN_SNAPSHOT)	1355	const_iv (TXN_SNAPSHOT)
1077	#endif	1356	#endif
		1357	#if DB_VERSION_MINOR >= 6
		1358	const_iv (PREV_DUP)
		1359	const_iv (PRIORITY_UNCHANGED)
		1360	const_iv (PRIORITY_VERY_LOW)
		1361	const_iv (PRIORITY_LOW)
		1362	const_iv (PRIORITY_DEFAULT)
		1363	const_iv (PRIORITY_HIGH)
		1364	const_iv (PRIORITY_VERY_HIGH)
		1365	const_iv (IGNORE_LEASE)
		1366	#endif
		1367	#if DB_VERSION_MINOR >= 7
		1368	//const_iv (MULTIPLE_KEY)
		1369	const_iv (LOG_DIRECT)
		1370	const_iv (LOG_DSYNC)
		1371	const_iv (LOG_AUTO_REMOVE)
		1372	const_iv (LOG_IN_MEMORY)
		1373	const_iv (LOG_ZERO)
		1374	#else
		1375	const_iv (DIRECT_LOG)
		1376	const_iv (LOG_AUTOREMOVE)
		1377	# if DB_VERSION_MINOR >= 3
		1378	const_iv (DSYNC_LOG)
		1379	const_iv (LOG_INMEMORY)
		1380	# endif
		1381	#endif
1078	};	1382	};
1079		1383
1080	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1384	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1081	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1385	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1082		1386
1083	newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));	1387	prepare_cb = &PL_sv_undef;
		1388
		1389	{
		1390	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1391	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1392
		1393	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1394	}
		1395
1084	newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1396	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1085		1397
1086	create_pipe (respipe);	1398	create_respipe ();
1087		1399
1088	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1400	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1089	#ifdef _WIN32	1401	patch_errno ();
1090	X_MUTEX_CHECK (wrklock);
1091	X_MUTEX_CHECK (reslock);
1092	X_MUTEX_CHECK (reqlock);
1093
1094	X_COND_CHECK (reqwait);
1095	#endif
1096	}	1402	}
1097		1403
1098	void	1404	void
1099	max_poll_reqs (int nreqs)	1405	max_poll_reqs (int nreqs)
1100	PROTOTYPE: $	1406	PROTOTYPE: $
…		…
1173		1479
1174	int	1480	int
1175	poll_fileno ()	1481	poll_fileno ()
1176	PROTOTYPE:	1482	PROTOTYPE:
1177	CODE:	1483	CODE:
1178	RETVAL = respipe [0];	1484	RETVAL = s_epipe_fd (&respipe);
1179	OUTPUT:	1485	OUTPUT:
1180	RETVAL	1486	RETVAL
1181		1487
1182	int	1488	int
1183	poll_cb (...)	1489	poll_cb (...)
…		…
1225	RETVAL = started;	1531	RETVAL = started;
1226	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1532	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1227	OUTPUT:	1533	OUTPUT:
1228	RETVAL	1534	RETVAL
1229		1535
1230	void	1536	SV *
1231	set_sync_prepare (SV *cb)	1537	set_sync_prepare (SV *cb)
1232	PROTOTYPE: &	1538	PROTOTYPE: &
1233	CODE:	1539	CODE:
1234	SvREFCNT_dec (prepare_cb);	1540	RETVAL = prepare_cb;
1235	prepare_cb = newSVsv (cb);	1541	prepare_cb = newSVsv (cb);
		1542	OUTPUT:
		1543	RETVAL
1236		1544
1237	char *	1545	char *
1238	strerror (int errorno = errno)	1546	strerror (int errorno = errno)
1239	PROTOTYPE: ;$	1547	PROTOTYPE: ;$
1240	CODE:	1548	CODE:
1241	RETVAL = db_strerror (errorno);	1549	RETVAL = db_strerror (errorno);
1242	OUTPUT:	1550	OUTPUT:
1243	RETVAL	1551	RETVAL
1244		1552
		1553	void _on_next_submit (SV *cb)
		1554	CODE:
		1555	SvREFCNT_dec (on_next_submit);
		1556	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
		1557
1245	DB_ENV *	1558	DB_ENV *
1246	db_env_create (U32 env_flags = 0)	1559	db_env_create (U32 env_flags = 0)
1247	CODE:	1560	CODE:
1248	{	1561	{
1249	errno = db_env_create (&RETVAL, env_flags);	1562	errno = db_env_create (&RETVAL, env_flags);
…		…
1258	}	1571	}
1259	OUTPUT:	1572	OUTPUT:
1260	RETVAL	1573	RETVAL
1261		1574
1262	void	1575	void
1263	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)	1576	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = 0)
		1577	PREINIT:
		1578	CALLBACK
1264	CODE:	1579	CODE:
1265	{	1580	{
1266	dREQ (REQ_ENV_OPEN);	1581	dREQ (REQ_ENV_OPEN, 1);
1267
1268	env->set_thread_count (env, wanted + 2);
1269
1270	req->env = env;	1582	req->env = env;
1271	req->uint1 = open_flags \| DB_THREAD;	1583	req->uint1 = open_flags \| DB_THREAD;
1272	req->int1 = mode;	1584	req->int1 = mode;
1273	req->buf1 = strdup_ornull (db_home);	1585	req->buf1 = strdup_ornull (db_home);
1274	REQ_SEND;	1586	REQ_SEND;
1275	}	1587	}
1276		1588
1277	void	1589	void
1278	db_env_close (DB_ENV env, U32 flags = 0, SV callback = &PL_sv_undef)	1590	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
		1591	PREINIT:
		1592	CALLBACK
1279	CODE:	1593	CODE:
1280	{	1594	{
1281	dREQ (REQ_ENV_CLOSE);	1595	dREQ (REQ_ENV_CLOSE, 0);
		1596	ptr_nuke (ST (0));
1282	req->env = env;	1597	req->env = env;
1283	req->uint1 = flags;	1598	req->uint1 = flags;
1284	REQ_SEND;	1599	REQ_SEND;
1285	ptr_nuke (ST (0));
1286	}	1600	}
1287		1601
1288	void	1602	void
1289	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = &PL_sv_undef)	1603	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
		1604	PREINIT:
		1605	CALLBACK
1290	CODE:	1606	CODE:
1291	{	1607	{
1292	dREQ (REQ_ENV_TXN_CHECKPOINT);	1608	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1293	req->env = env;	1609	req->env = env;
1294	req->uint1 = kbyte;	1610	req->uint1 = kbyte;
1295	req->int1 = min;	1611	req->int1 = min;
1296	req->uint2 = flags;	1612	req->uint2 = flags;
1297	REQ_SEND;	1613	REQ_SEND;
1298	}	1614	}
1299		1615
1300	void	1616	void
1301	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = &PL_sv_undef)	1617	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = 0)
		1618	PREINIT:
		1619	CALLBACK
1302	CODE:	1620	CODE:
1303	{	1621	{
1304	dREQ (REQ_ENV_LOCK_DETECT);	1622	dREQ (REQ_ENV_LOCK_DETECT, 1);
1305	req->env = env;	1623	req->env = env;
1306	req->uint1 = flags;	1624	req->uint1 = flags;
1307	req->uint2 = atype;	1625	req->uint2 = atype;
		1626	/* req->int2 = 0; dummy */
1308	REQ_SEND;	1627	REQ_SEND;
1309	}	1628	}
1310		1629
1311	void	1630	void
1312	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = &PL_sv_undef)	1631	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = 0)
		1632	PREINIT:
		1633	CALLBACK
1313	CODE:	1634	CODE:
1314	{	1635	{
1315	dREQ (REQ_ENV_MEMP_SYNC);	1636	dREQ (REQ_ENV_MEMP_SYNC, 1);
1316	req->env = env;	1637	req->env = env;
1317	REQ_SEND;	1638	REQ_SEND;
1318	}	1639	}
1319		1640
1320	void	1641	void
1321	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = &PL_sv_undef)	1642	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = 0)
		1643	PREINIT:
		1644	CALLBACK
1322	CODE:	1645	CODE:
1323	{	1646	{
1324	dREQ (REQ_ENV_MEMP_TRICKLE);	1647	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1325	req->env = env;	1648	req->env = env;
1326	req->int1 = percent;	1649	req->int1 = percent;
1327	REQ_SEND;	1650	REQ_SEND;
1328	}	1651	}
1329		1652
		1653	void
		1654	db_env_dbremove (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1655	PREINIT:
		1656	CALLBACK
		1657	CODE:
		1658	{
		1659	dREQ (REQ_ENV_DBREMOVE, 2);
		1660	req->env = env;
		1661	req->buf1 = strdup_ornull (file);
		1662	req->buf2 = strdup_ornull (database);
		1663	req->uint1 = flags;
		1664	REQ_SEND;
		1665	}
		1666
		1667	void
		1668	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)
		1669	PREINIT:
		1670	CALLBACK
		1671	CODE:
		1672	{
		1673	dREQ (REQ_ENV_DBRENAME, 2);
		1674	req->env = env;
		1675	req->buf1 = strdup_ornull (file);
		1676	req->buf2 = strdup_ornull (database);
		1677	req->buf3 = strdup_ornull (newname);
		1678	req->uint1 = flags;
		1679	REQ_SEND;
		1680	}
		1681
		1682	void
		1683	db_env_log_archive (DB_ENV env, SV_mutable listp, U32 flags = 0, SV *callback = 0)
		1684	PREINIT:
		1685	CALLBACK
		1686	CODE:
		1687	{
		1688	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1689	req->sv1 = SvREFCNT_inc (listp);
		1690	req->env = env;
		1691	req->uint1 = flags;
		1692	REQ_SEND;
		1693	}
1330		1694
1331	DB *	1695	DB *
1332	db_create (DB_ENV *env = 0, U32 flags = 0)	1696	db_create (DB_ENV *env = 0, U32 flags = 0)
1333	CODE:	1697	CODE:
1334	{	1698	{
…		…
1341	}	1705	}
1342	OUTPUT:	1706	OUTPUT:
1343	RETVAL	1707	RETVAL
1344		1708
1345	void	1709	void
1346	db_open (DB db, DB_TXN_ornull txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1710	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1711	PREINIT:
		1712	CALLBACK
1347	CODE:	1713	CODE:
1348	{	1714	{
1349	dREQ (REQ_DB_OPEN);	1715	dREQ (REQ_DB_OPEN, 2);
1350	req->db = db;	1716	req->db = db;
1351	req->txn = txnid;	1717	req->txn = txnid;
1352	req->buf1 = strdup_ornull (file);	1718	req->buf1 = strdup_ornull (file);
1353	req->buf2 = strdup_ornull (database);	1719	req->buf2 = strdup_ornull (database);
1354	req->int1 = type;	1720	req->int1 = type;
…		…
1356	req->int2 = mode;	1722	req->int2 = mode;
1357	REQ_SEND;	1723	REQ_SEND;
1358	}	1724	}
1359		1725
1360	void	1726	void
1361	db_close (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1727	db_close (DB db, U32 flags = 0, SV callback = 0)
		1728	PREINIT:
		1729	CALLBACK
1362	CODE:	1730	CODE:
1363	{	1731	{
1364	dREQ (REQ_DB_CLOSE);	1732	dREQ (REQ_DB_CLOSE, 0);
		1733	ptr_nuke (ST (0));
1365	req->db = db;	1734	req->db = db;
1366	req->uint1 = flags;	1735	req->uint1 = flags;
1367	req->sv1 = (SV *)db->app_private;	1736	req->sv1 = (SV *)db->app_private;
1368	REQ_SEND;	1737	REQ_SEND;
1369	ptr_nuke (ST (0));
1370	}	1738	}
1371		1739
		1740	#if DB_VERSION_MINOR >= 4
		1741
1372	void	1742	void
1373	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)	1743	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)
		1744	PREINIT:
		1745	CALLBACK
1374	CODE:	1746	CODE:
1375	{	1747	{
1376	dREQ (REQ_DB_COMPACT);	1748	dREQ (REQ_DB_COMPACT, 2);
1377	req->db = db;	1749	req->db = db;
1378	req->txn = txn;	1750	req->txn = txn;
1379	sv_to_dbt (&req->dbt1, start);	1751	if (start) sv_to_dbt (&req->dbt1, start);
1380	sv_to_dbt (&req->dbt2, stop);	1752	if (stop ) sv_to_dbt (&req->dbt2, stop );
1381	req->uint1 = flags;	1753	req->uint1 = flags;
1382	REQ_SEND;	1754	REQ_SEND;
1383	}	1755	}
1384		1756
		1757	#endif
		1758
1385	void	1759	void
1386	db_sync (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1760	db_sync (DB db, U32 flags = 0, SV callback = 0)
		1761	PREINIT:
		1762	CALLBACK
1387	CODE:	1763	CODE:
1388	{	1764	{
1389	dREQ (REQ_DB_SYNC);	1765	dREQ (REQ_DB_SYNC, 1);
1390	req->db = db;	1766	req->db = db;
1391	req->uint1 = flags;	1767	req->uint1 = flags;
1392	REQ_SEND;	1768	REQ_SEND;
1393	}	1769	}
1394		1770
1395	void	1771	void
		1772	db_verify (DB db, bdb_filename file, bdb_filename database = 0, SV dummy = 0, U32 flags = 0, SV *callback = 0)
		1773	PREINIT:
		1774	CALLBACK
		1775	CODE:
		1776	{
		1777	dREQ (REQ_DB_VERIFY, 1);
		1778	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1779	req->db = db;
		1780	req->buf1 = strdup (file);
		1781	req->buf2 = strdup_ornull (database);
		1782	req->uint1 = flags;
		1783	REQ_SEND;
		1784	}
		1785
		1786	void
		1787	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
		1788	PREINIT:
		1789	CALLBACK
		1790	CODE:
		1791	{
		1792	dREQ (REQ_DB_UPGRADE, 1);
		1793	req->db = db;
		1794	req->buf1 = strdup (file);
		1795	req->uint1 = flags;
		1796	REQ_SEND;
		1797	}
		1798
		1799	void
1396	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1800	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV_mutable key_range, U32 flags = 0, SV *callback = 0)
		1801	PREINIT:
		1802	CALLBACK
1397	CODE:	1803	CODE:
1398	{	1804	{
1399	dREQ (REQ_DB_KEY_RANGE);	1805	dREQ (REQ_DB_KEY_RANGE, 2);
1400	req->db = db;	1806	req->db = db;
1401	req->txn = txn;	1807	req->txn = txn;
1402	sv_to_dbt (&req->dbt1, key);	1808	sv_to_dbt (&req->dbt1, key);
1403	req->uint1 = flags;	1809	req->uint1 = flags;
1404	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1810	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1405	REQ_SEND;	1811	REQ_SEND;
1406	}	1812	}
1407		1813
1408	void	1814	void
1409	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1815	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)
		1816	PREINIT:
		1817	CALLBACK
1410	CODE:	1818	CODE:
1411	{	1819	{
1412	dREQ (REQ_DB_PUT);	1820	dREQ (REQ_DB_PUT, 2);
1413	req->db = db;	1821	req->db = db;
1414	req->txn = txn;	1822	req->txn = txn;
1415	sv_to_dbt (&req->dbt1, key);	1823	sv_to_dbt (&req->dbt1, key);
1416	sv_to_dbt (&req->dbt2, data);	1824	sv_to_dbt (&req->dbt2, data);
1417	req->uint1 = flags;	1825	req->uint1 = flags;
1418	REQ_SEND;	1826	REQ_SEND;
1419	}	1827	}
1420		1828
		1829	#if DB_VERSION_MINOR >= 6
		1830
1421	void	1831	void
		1832	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1833	PREINIT:
		1834	CALLBACK
		1835	CODE:
		1836	{
		1837	dREQ (REQ_DB_EXISTS, 2);
		1838	req->db = db;
		1839	req->txn = txn;
		1840	req->uint1 = flags;
		1841	sv_to_dbt (&req->dbt1, key);
		1842	REQ_SEND;
		1843	}
		1844
		1845	#endif
		1846
		1847	void
1422	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1848	db_get (DB db, DB_TXN_ornull txn, SV key, SV_mutable data, U32 flags = 0, SV *callback = 0)
		1849	PREINIT:
		1850	CALLBACK
1423	CODE:	1851	CODE:
1424	{	1852	{
		1853	//TODO: key is somtimesmutable
1425	dREQ (REQ_DB_GET);	1854	dREQ (REQ_DB_GET, 2);
1426	req->db = db;	1855	req->db = db;
1427	req->txn = txn;	1856	req->txn = txn;
1428	req->uint1 = flags;	1857	req->uint1 = flags;
1429	sv_to_dbt (&req->dbt1, key);	1858	sv_to_dbt (&req->dbt1, key);
1430	req->dbt3.flags = DB_DBT_MALLOC;	1859	req->dbt3.flags = DB_DBT_MALLOC;
1431	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1860	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1432	REQ_SEND;	1861	REQ_SEND;
1433	}	1862	}
1434		1863
1435	void	1864	void
1436	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1865	db_pget (DB db, DB_TXN_ornull txn, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV callback = 0)
		1866	PREINIT:
		1867	CALLBACK
1437	CODE:	1868	CODE:
1438	{	1869	{
		1870	//TODO: key is somtimesmutable
1439	dREQ (REQ_DB_PGET);	1871	dREQ (REQ_DB_PGET, 2);
		1872	req->db = db;
		1873	req->txn = txn;
		1874	req->uint1 = flags;
		1875
		1876	sv_to_dbt (&req->dbt1, key);
		1877
		1878	req->dbt2.flags = DB_DBT_MALLOC;
		1879	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1880
		1881	req->dbt3.flags = DB_DBT_MALLOC;
		1882	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1883	REQ_SEND;
		1884	}
		1885
		1886	void
		1887	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1888	PREINIT:
		1889	CALLBACK
		1890	CODE:
		1891	{
		1892	dREQ (REQ_DB_DEL, 2);
1440	req->db = db;	1893	req->db = db;
1441	req->txn = txn;	1894	req->txn = txn;
1442	req->uint1 = flags;	1895	req->uint1 = flags;
1443	sv_to_dbt (&req->dbt1, key);	1896	sv_to_dbt (&req->dbt1, key);
1444	sv_to_dbt (&req->dbt2, pkey);
1445	req->dbt3.flags = DB_DBT_MALLOC;
1446	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1447	REQ_SEND;	1897	REQ_SEND;
1448	}	1898	}
1449		1899
1450	void	1900	void
1451	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	1901	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1902	PREINIT:
		1903	CALLBACK
1452	CODE:	1904	CODE:
1453	{	1905	{
1454	dREQ (REQ_DB_DEL);	1906	dREQ (REQ_TXN_COMMIT, 0);
1455	req->db = db;	1907	ptr_nuke (ST (0));
1456	req->txn = txn;	1908	req->txn = txn;
1457	req->uint1 = flags;	1909	req->uint1 = flags;
1458	sv_to_dbt (&req->dbt1, key);
1459	REQ_SEND;	1910	REQ_SEND;
1460	}	1911	}
1461		1912
1462	void	1913	void
1463	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)	1914	db_txn_abort (DB_TXN txn, SV callback = 0)
		1915	PREINIT:
		1916	CALLBACK
1464	CODE:	1917	CODE:
1465	{	1918	{
1466	dREQ (REQ_TXN_COMMIT);	1919	dREQ (REQ_TXN_ABORT, 0);
		1920	ptr_nuke (ST (0));
		1921	req->txn = txn;
		1922	REQ_SEND;
		1923	}
		1924
		1925	void
		1926	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1927	PREINIT:
		1928	CALLBACK
		1929	CODE:
		1930	{
		1931	dREQ (REQ_TXN_FINISH, 0);
		1932	ptr_nuke (ST (0));
1467	req->txn = txn;	1933	req->txn = txn;
1468	req->uint1 = flags;	1934	req->uint1 = flags;
1469	REQ_SEND;	1935	REQ_SEND;
		1936	}
		1937
		1938	void
		1939	db_c_close (DBC dbc, SV callback = 0)
		1940	PREINIT:
		1941	CALLBACK
		1942	CODE:
		1943	{
		1944	dREQ (REQ_C_CLOSE, 0);
1470	ptr_nuke (ST (0));	1945	ptr_nuke (ST (0));
1471	}
1472
1473	void
1474	db_txn_abort (DB_TXN txn, SV callback = &PL_sv_undef)
1475	CODE:
1476	{
1477	dREQ (REQ_TXN_ABORT);
1478	req->txn = txn;
1479	REQ_SEND;
1480	ptr_nuke (ST (0));
1481	}
1482
1483	void
1484	db_c_close (DBC dbc, SV callback = &PL_sv_undef)
1485	CODE:
1486	{
1487	dREQ (REQ_C_CLOSE);
1488	req->dbc = dbc;	1946	req->dbc = dbc;
1489	REQ_SEND;	1947	REQ_SEND;
1490	ptr_nuke (ST (0));
1491	}	1948	}
1492		1949
1493	void	1950	void
1494	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = &PL_sv_undef)	1951	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
		1952	PREINIT:
		1953	CALLBACK
1495	CODE:	1954	CODE:
1496	{	1955	{
1497	dREQ (REQ_C_COUNT);	1956	dREQ (REQ_C_COUNT, 1);
1498	req->dbc = dbc;	1957	req->dbc = dbc;
1499	req->sv1 = SvREFCNT_inc (count);	1958	req->sv1 = SvREFCNT_inc (count);
1500	REQ_SEND;	1959	REQ_SEND;
1501	}	1960	}
1502		1961
1503	void	1962	void
1504	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1963	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)
		1964	PREINIT:
		1965	CALLBACK
1505	CODE:	1966	CODE:
1506	{	1967	{
1507	dREQ (REQ_C_PUT);	1968	dREQ (REQ_C_PUT, 1);
1508	req->dbc = dbc;	1969	req->dbc = dbc;
1509	sv_to_dbt (&req->dbt1, key);	1970	sv_to_dbt (&req->dbt1, key);
1510	sv_to_dbt (&req->dbt2, data);	1971	sv_to_dbt (&req->dbt2, data);
1511	req->uint1 = flags;	1972	req->uint1 = flags;
1512	REQ_SEND;	1973	REQ_SEND;
1513	}	1974	}
1514		1975
1515	void	1976	void
1516	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1977	db_c_get (DBC dbc, SV key, SV_mutable data, U32 flags = 0, SV callback = 0)
		1978	PREINIT:
		1979	CALLBACK
1517	CODE:	1980	CODE:
1518	{	1981	{
		1982	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		1983	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		1984	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		1985	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		1986	"key",
		1987	"BDB::db_c_get");
		1988
		1989	{
1519	dREQ (REQ_C_GET);	1990	dREQ (REQ_C_GET, 1);
		1991	req->dbc = dbc;
		1992	req->uint1 = flags;
		1993	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		1994	sv_to_dbt (&req->dbt1, key);
		1995	else
		1996	{
		1997	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		1998	sv_to_dbt (&req->dbt1, key);
		1999	else
		2000	req->dbt1.flags = DB_DBT_MALLOC;
		2001
		2002	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2003	}
		2004
		2005	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2006	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2007	sv_to_dbt (&req->dbt3, data);
		2008	else
		2009	req->dbt3.flags = DB_DBT_MALLOC;
		2010
		2011	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2012	REQ_SEND;
		2013	}
		2014	}
		2015
		2016	void
		2017	db_c_pget (DBC dbc, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV *callback = 0)
		2018	PREINIT:
		2019	CALLBACK
		2020	CODE:
		2021	{
		2022	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2023	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2024	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2025	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2026	"key",
		2027	"BDB::db_c_pget");
		2028
		2029	{
		2030	dREQ (REQ_C_PGET, 1);
		2031	req->dbc = dbc;
		2032	req->uint1 = flags;
		2033	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2034	sv_to_dbt (&req->dbt1, key);
		2035	else
		2036	{
		2037	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2038	sv_to_dbt (&req->dbt1, key);
		2039	else
		2040	req->dbt1.flags = DB_DBT_MALLOC;
		2041
		2042	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2043	}
		2044
		2045	req->dbt2.flags = DB_DBT_MALLOC;
		2046	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2047
		2048	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2049	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2050	sv_to_dbt (&req->dbt3, data);
		2051	else
		2052	req->dbt3.flags = DB_DBT_MALLOC;
		2053
		2054	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2055	REQ_SEND;
		2056	}
		2057	}
		2058
		2059	void
		2060	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
		2061	PREINIT:
		2062	CALLBACK
		2063	CODE:
		2064	{
		2065	dREQ (REQ_C_DEL, 1);
1520	req->dbc = dbc;	2066	req->dbc = dbc;
1521	req->uint1 = flags;	2067	req->uint1 = flags;
1522	if ((flags & DB_SET) == DB_SET
1523	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1524	sv_to_dbt (&req->dbt1, key);
1525	else
1526	req->dbt1.flags = DB_DBT_MALLOC;
1527
1528	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1529
1530	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1531	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1532	sv_to_dbt (&req->dbt3, data);
1533	else
1534	req->dbt3.flags = DB_DBT_MALLOC;
1535
1536	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1537	REQ_SEND;	2068	REQ_SEND;
1538	}	2069	}
1539		2070
1540	void
1541	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
1542	CODE:
1543	{
1544	dREQ (REQ_C_PGET);
1545	req->dbc = dbc;
1546	req->uint1 = flags;
1547	if ((flags & DB_SET) == DB_SET
1548	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1549	sv_to_dbt (&req->dbt1, key);
1550	else
1551	req->dbt1.flags = DB_DBT_MALLOC;
1552		2071
1553	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2072	#if DB_VERSION_MINOR >= 3
1554		2073
1555	req->dbt2.flags = DB_DBT_MALLOC;
1556	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1557
1558	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1559	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1560	sv_to_dbt (&req->dbt3, data);
1561	else
1562	req->dbt3.flags = DB_DBT_MALLOC;
1563
1564	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1565	REQ_SEND;
1566	}
1567
1568	void	2074	void
1569	db_c_del (DBC dbc, U32 flags = 0, SV callback = &PL_sv_undef)
1570	CODE:
1571	{
1572	dREQ (REQ_C_DEL);
1573	req->dbc = dbc;
1574	req->uint1 = flags;
1575	REQ_SEND;
1576	}
1577
1578
1579	void
1580	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	2075	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
		2076	PREINIT:
		2077	CALLBACK
1581	CODE:	2078	CODE:
1582	{	2079	{
1583	dREQ (REQ_SEQ_OPEN);	2080	dREQ (REQ_SEQ_OPEN, 2);
1584	req->seq = seq;	2081	req->seq = seq;
1585	req->txn = txnid;	2082	req->txn = txnid;
1586	req->uint1 = flags \| DB_THREAD;	2083	req->uint1 = flags \| DB_THREAD;
1587	sv_to_dbt (&req->dbt1, key);	2084	sv_to_dbt (&req->dbt1, key);
1588	REQ_SEND;	2085	REQ_SEND;
1589	}	2086	}
1590		2087
1591	void	2088	void
1592	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = &PL_sv_undef)	2089	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
		2090	PREINIT:
		2091	CALLBACK
1593	CODE:	2092	CODE:
1594	{	2093	{
1595	dREQ (REQ_SEQ_CLOSE);	2094	dREQ (REQ_SEQ_CLOSE, 0);
		2095	ptr_nuke (ST (0));
1596	req->seq = seq;	2096	req->seq = seq;
1597	req->uint1 = flags;	2097	req->uint1 = flags;
1598	REQ_SEND;	2098	REQ_SEND;
1599	ptr_nuke (ST (0));
1600	}	2099	}
1601		2100
1602	void	2101	void
1603	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)	2102	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV_mutable seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
		2103	PREINIT:
		2104	CALLBACK
1604	CODE:	2105	CODE:
1605	{	2106	{
1606	dREQ (REQ_SEQ_GET);	2107	dREQ (REQ_SEQ_GET, 2);
1607	req->seq = seq;	2108	req->seq = seq;
1608	req->txn = txnid;	2109	req->txn = txnid;
1609	req->int1 = delta;	2110	req->int1 = delta;
1610	req->uint1 = flags;	2111	req->uint1 = flags;
1611	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2112	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1612	REQ_SEND;	2113	REQ_SEND;
1613	}	2114	}
1614		2115
1615	void	2116	void
1616	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	2117	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = 0)
		2118	PREINIT:
		2119	CALLBACK
1617	CODE:	2120	CODE:
1618	{	2121	{
1619	dREQ (REQ_SEQ_REMOVE);	2122	dREQ (REQ_SEQ_REMOVE, 2);
1620	req->seq = seq;	2123	req->seq = seq;
1621	req->txn = txnid;	2124	req->txn = txnid;
1622	req->uint1 = flags;	2125	req->uint1 = flags;
1623	REQ_SEND;	2126	REQ_SEND;
1624	}	2127	}
1625		2128
		2129	#endif
		2130
1626		2131
1627	MODULE = BDB PACKAGE = BDB::Env	2132	MODULE = BDB PACKAGE = BDB::Env
1628		2133
1629	void	2134	void
1630	DESTROY (DB_ENV_ornull *env)	2135	DESTROY (DB_ENV_ornuked *env)
1631	CODE:	2136	CODE:
1632	if (env)	2137	if (env)
1633	env->close (env, 0);	2138	env->close (env, 0);
1634		2139
1635	int set_data_dir (DB_ENV env, const char dir)	2140	int set_data_dir (DB_ENV env, const char dir)
…		…
1660	CODE:	2165	CODE:
1661	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2166	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1662	OUTPUT:	2167	OUTPUT:
1663	RETVAL	2168	RETVAL
1664		2169
1665	int set_flags (DB_ENV *env, U32 flags, int onoff)	2170	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1666	CODE:	2171	CODE:
1667	RETVAL = env->set_flags (env, flags, onoff);	2172	RETVAL = env->set_flags (env, flags, onoff);
1668	OUTPUT:	2173	OUTPUT:
1669	RETVAL	2174	RETVAL
1670		2175
		2176	#if DB_VERSION_MINOR >= 7
		2177
		2178	int set_intermediate_dir_mode (DB_ENV env, const char mode)
		2179	CODE:
		2180	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2181	OUTPUT:
		2182	RETVAL
		2183
		2184	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2185	CODE:
		2186	RETVAL = env->log_set_config (env, flags, onoff);
		2187	OUTPUT:
		2188	RETVAL
		2189
		2190	#endif
		2191
		2192
1671	void set_errfile (DB_ENV env, FILE errfile)	2193	void set_errfile (DB_ENV env, FILE errfile = 0)
1672	CODE:	2194	CODE:
1673	env->set_errfile (env, errfile);	2195	env->set_errfile (env, errfile);
1674		2196
1675	void set_msgfile (DB_ENV env, FILE msgfile)	2197	void set_msgfile (DB_ENV env, FILE msgfile = 0)
1676	CODE:	2198	CODE:
1677	env->set_msgfile (env, msgfile);	2199	env->set_msgfile (env, msgfile);
1678		2200
1679	int set_verbose (DB_ENV *env, U32 which, int onoff = 1)	2201	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1680	CODE:	2202	CODE:
1681	RETVAL = env->set_verbose (env, which, onoff);	2203	RETVAL = env->set_verbose (env, which, onoff);
1682	OUTPUT:	2204	OUTPUT:
1683	RETVAL	2205	RETVAL
1684		2206
…		…
1686	CODE:	2208	CODE:
1687	RETVAL = env->set_encrypt (env, password, flags);	2209	RETVAL = env->set_encrypt (env, password, flags);
1688	OUTPUT:	2210	OUTPUT:
1689	RETVAL	2211	RETVAL
1690		2212
1691	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2213	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1692	CODE:	2214	CODE:
1693	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2215	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1694	OUTPUT:	2216	OUTPUT:
1695	RETVAL	2217	RETVAL
1696		2218
…		…
1745	int set_lg_max (DB_ENV *env, U32 max)	2267	int set_lg_max (DB_ENV *env, U32 max)
1746	CODE:	2268	CODE:
1747	RETVAL = env->set_lg_max (env, max);	2269	RETVAL = env->set_lg_max (env, max);
1748	OUTPUT:	2270	OUTPUT:
1749	RETVAL	2271	RETVAL
		2272
		2273	#if DB_VERSION_MINOR >= 4
		2274
		2275	int mutex_set_max (DB_ENV *env, U32 max)
		2276	CODE:
		2277	RETVAL = env->mutex_set_max (env, max);
		2278	OUTPUT:
		2279	RETVAL
		2280
		2281	int mutex_set_increment (DB_ENV *env, U32 increment)
		2282	CODE:
		2283	RETVAL = env->mutex_set_increment (env, increment);
		2284	OUTPUT:
		2285	RETVAL
		2286
		2287	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2288	CODE:
		2289	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2290	OUTPUT:
		2291	RETVAL
		2292
		2293	int mutex_set_align (DB_ENV *env, U32 align)
		2294	CODE:
		2295	RETVAL = env->mutex_set_align (env, align);
		2296	OUTPUT:
		2297	RETVAL
		2298
		2299	#endif
1750		2300
1751	DB_TXN *	2301	DB_TXN *
1752	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)	2302	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
1753	CODE:	2303	CODE:
1754	errno = env->txn_begin (env, parent, &RETVAL, flags);	2304	errno = env->txn_begin (env, parent, &RETVAL, flags);
1755	if (errno)	2305	if (errno)
1756	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2306	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1757	OUTPUT:	2307	OUTPUT:
1758	RETVAL	2308	RETVAL
1759		2309
		2310	#if DB_VERSION_MINOR >= 5
		2311
		2312	DB_TXN *
		2313	cdsgroup_begin (DB_ENV *env)
		2314	CODE:
		2315	errno = env->cdsgroup_begin (env, &RETVAL);
		2316	if (errno)
		2317	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2318	OUTPUT:
		2319	RETVAL
		2320
		2321	#endif
		2322
1760	MODULE = BDB PACKAGE = BDB::Db	2323	MODULE = BDB PACKAGE = BDB::Db
1761		2324
1762	void	2325	void
1763	DESTROY (DB_ornull *db)	2326	DESTROY (DB_ornuked *db)
1764	CODE:	2327	CODE:
1765	if (db)	2328	if (db)
1766	{	2329	{
1767	SV env = (SV )db->app_private;	2330	SV env = (SV )db->app_private;
1768	db->close (db, 0);	2331	db->close (db, 0);
…		…
1773	CODE:	2336	CODE:
1774	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2337	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1775	OUTPUT:	2338	OUTPUT:
1776	RETVAL	2339	RETVAL
1777		2340
		2341	int set_pagesize (DB *db, U32 pagesize)
		2342	CODE:
		2343	RETVAL = db->set_pagesize (db, pagesize);
		2344	OUTPUT:
		2345	RETVAL
		2346
1778	int set_flags (DB *db, U32 flags);	2347	int set_flags (DB *db, U32 flags)
1779	CODE:	2348	CODE:
1780	RETVAL = db->set_flags (db, flags);	2349	RETVAL = db->set_flags (db, flags);
1781	OUTPUT:	2350	OUTPUT:
1782	RETVAL	2351	RETVAL
1783		2352
…		…
1797	CODE:	2366	CODE:
1798	RETVAL = db->set_bt_minkey (db, minkey);	2367	RETVAL = db->set_bt_minkey (db, minkey);
1799	OUTPUT:	2368	OUTPUT:
1800	RETVAL	2369	RETVAL
1801		2370
1802	int set_re_delim(DB *db, int delim);	2371	int set_re_delim (DB *db, int delim)
1803	CODE:	2372	CODE:
1804	RETVAL = db->set_re_delim (db, delim);	2373	RETVAL = db->set_re_delim (db, delim);
1805	OUTPUT:	2374	OUTPUT:
1806	RETVAL	2375	RETVAL
1807		2376
…		…
1848	if (errno)	2417	if (errno)
1849	croak ("DB->cursor: %s", db_strerror (errno));	2418	croak ("DB->cursor: %s", db_strerror (errno));
1850	OUTPUT:	2419	OUTPUT:
1851	RETVAL	2420	RETVAL
1852		2421
		2422	#if DB_VERSION_MINOR >= 3
		2423
1853	DB_SEQUENCE *	2424	DB_SEQUENCE *
1854	sequence (DB *db, U32 flags = 0)	2425	sequence (DB *db, U32 flags = 0)
1855	CODE:	2426	CODE:
1856	{	2427	{
1857	errno = db_sequence_create (&RETVAL, db, flags);	2428	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1859	croak ("db_sequence_create: %s", db_strerror (errno));	2430	croak ("db_sequence_create: %s", db_strerror (errno));
1860	}	2431	}
1861	OUTPUT:	2432	OUTPUT:
1862	RETVAL	2433	RETVAL
1863		2434
		2435	#endif
		2436
1864		2437
1865	MODULE = BDB PACKAGE = BDB::Txn	2438	MODULE = BDB PACKAGE = BDB::Txn
1866		2439
1867	void	2440	void
1868	DESTROY (DB_TXN_ornull *txn)	2441	DESTROY (DB_TXN_ornuked *txn)
1869	CODE:	2442	CODE:
1870	if (txn)	2443	if (txn)
1871	txn->abort (txn);	2444	txn->abort (txn);
1872		2445
1873	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2446	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1874	CODE:	2447	CODE:
1875	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2448	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1876	OUTPUT:	2449	OUTPUT:
1877	RETVAL	2450	RETVAL
1878		2451
		2452	int failed (DB_TXN *txn)
		2453	CODE:
		2454	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2455	OUTPUT:
		2456	RETVAL
		2457
1879		2458
1880	MODULE = BDB PACKAGE = BDB::Cursor	2459	MODULE = BDB PACKAGE = BDB::Cursor
1881		2460
1882	void	2461	void
1883	DESTROY (DBC_ornull *dbc)	2462	DESTROY (DBC_ornuked *dbc)
1884	CODE:	2463	CODE:
1885	if (dbc)	2464	if (dbc)
1886	dbc->c_close (dbc);	2465	dbc->c_close (dbc);
1887		2466
		2467	#if DB_VERSION_MINOR >= 6
		2468
		2469	int set_priority (DBC *dbc, int priority)
		2470	CODE:
		2471	dbc->set_priority (dbc, priority);
		2472
		2473	#endif
		2474
		2475	#if DB_VERSION_MINOR >= 3
		2476
1888	MODULE = BDB PACKAGE = BDB::Sequence	2477	MODULE = BDB PACKAGE = BDB::Sequence
1889		2478
1890	void	2479	void
1891	DESTROY (DB_SEQUENCE_ornull *seq)	2480	DESTROY (DB_SEQUENCE_ornuked *seq)
1892	CODE:	2481	CODE:
1893	if (seq)	2482	if (seq)
1894	seq->close (seq, 0);	2483	seq->close (seq, 0);
1895		2484
1896	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2485	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1915	CODE:	2504	CODE:
1916	RETVAL = seq->set_range (seq, min, max);	2505	RETVAL = seq->set_range (seq, min, max);
1917	OUTPUT:	2506	OUTPUT:
1918	RETVAL	2507	RETVAL
1919		2508
		2509	#endif
		2510
		2511

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Comparing BDB/BDB.xs (file contents): Revision 1.14 by root, Sun Jul 8 13:41:03 2007 UTC vs. Revision 1.69 by root, Wed Jul 15 14:40:00 2009 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.14 by root, Sun Jul 8 13:41:03 2007 UTC vs.
Revision 1.69 by root, Wed Jul 15 14:40:00 2009 UTC