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

Comparing BDB/BDB.xs (file contents):
Revision 1.23 by root, Fri Dec 7 13:38:54 2007 UTC vs.
Revision 1.70 by root, Wed Jul 15 14:53:52 2009 UTC

…		…
		1	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
		2
1	#include "xthread.h"	3	#include "xthread.h"
2		4
3	#include <errno.h>	5	#include <errno.h>
4		6
5	#include "EXTERN.h"	7	#include "EXTERN.h"
6	#include "perl.h"	8	#include "perl.h"
7	#include "XSUB.h"	9	#include "XSUB.h"
8		10
		11	#include "schmorp.h"
		12
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;
49		63
50	#if DB_VERSION_MINOR >= 6	64	#if DB_VERSION_MINOR >= 6
51	# define c_close close	65	# define c_close close
…		…
55	# define c_get get	69	# define c_get get
56	# define c_pget pget	70	# define c_pget pget
57	# define c_put put	71	# define c_put put
58	#endif	72	#endif
59		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	}
		103
60	static void	104	static void
61	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)
62	{	106	{
63	printf ("err[%s]\n", msg);	107	printf ("err[%s]\n", msg);
64	}	108	}
…		…
91	dbt_to_sv (SV sv, DBT dbt)	135	dbt_to_sv (SV sv, DBT dbt)
92	{	136	{
93	if (sv)	137	if (sv)
94	{	138	{
95	SvREADONLY_off (sv);	139	SvREADONLY_off (sv);
		140
		141	if (dbt->data)
96	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
97	SvREFCNT_dec (sv);	146	SvREFCNT_dec (sv);
98	}	147	}
99		148
100	free (dbt->data);	149	free (dbt->data);
101	}	150	}
102		151
103	enum {	152	enum {
104	REQ_QUIT,	153	REQ_QUIT,
105	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,
106	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,
107	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,
108	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,
109	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,	159	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,	160	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,	161	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
112	};	162	};
113		163
114	typedef struct aio_cb	164	typedef struct bdb_cb
115	{	165	{
116	struct aio_cb *volatile next;	166	struct bdb_cb *volatile next;
117	SV *callback;	167	SV *callback;
118	int type, pri, result;	168	int type, pri, result;
119		169
120	DB_ENV *env;	170	DB_ENV *env;
121	DB *db;	171	DB *db;
…		…
123	DBC *dbc;	173	DBC *dbc;
124		174
125	UV uv1;	175	UV uv1;
126	int int1, int2;	176	int int1, int2;
127	U32 uint1, uint2;	177	U32 uint1, uint2;
128	char buf1, buf2;	178	char buf1, buf2, *buf3;
129	SV sv1, sv2, *sv3;	179	SV sv1, sv2, *sv3;
130		180
131	DBT dbt1, dbt2, dbt3;	181	DBT dbt1, dbt2, dbt3;
132	DB_KEY_RANGE key_range;	182	DB_KEY_RANGE key_range;
		183	#if DB_VERSION_MINOR >= 3
133	DB_SEQUENCE *seq;	184	DB_SEQUENCE *seq;
134	db_seq_t seq_t;	185	db_seq_t seq_t;
135	} aio_cb;	186	#endif
136		187
		188	SV rsv1, rsv2; // keep some request objects alive
		189	} bdb_cb;
		190
137	typedef aio_cb *aio_req;	191	typedef bdb_cb *bdb_req;
138		192
139	enum {	193	enum {
140	PRI_MIN = -4,	194	PRI_MIN = -4,
141	PRI_MAX = 4,	195	PRI_MAX = 4,
142		196
…		…
145	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	199	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
146	};	200	};
147		201
148	#define AIO_TICKS ((1000000 + 1023) >> 10)	202	#define AIO_TICKS ((1000000 + 1023) >> 10)
149		203
		204	static SV *on_next_submit;
		205
150	static unsigned int max_poll_time = 0;	206	static unsigned int max_poll_time = 0;
151	static unsigned int max_poll_reqs = 0;	207	static unsigned int max_poll_reqs = 0;
152		208
153	/* calculcate time difference in ~1/AIO_TICKS of a second */	209	/* calculcate time difference in ~1/AIO_TICKS of a second */
154	static int tvdiff (struct timeval tv1, struct timeval tv2)	210	static int tvdiff (struct timeval tv1, struct timeval tv2)
…		…
169	struct worker prev, next;	225	struct worker prev, next;
170		226
171	thread_t tid;	227	thread_t tid;
172		228
173	/* locked by reslock, reqlock or wrklock */	229	/* locked by reslock, reqlock or wrklock */
174	aio_req req; /* currently processed request */	230	bdb_req req; /* currently processed request */
175	void *dbuf;	231	void *dbuf;
176	DIR *dirp;	232	DIR *dirp;
177	} worker;	233	} worker;
178		234
179	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	235	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
191	}	247	}
192		248
193	static volatile unsigned int nreqs, nready, npending;	249	static volatile unsigned int nreqs, nready, npending;
194	static volatile unsigned int max_idle = 4;	250	static volatile unsigned int max_idle = 4;
195	static volatile unsigned int max_outstanding = 0xffffffff;	251	static volatile unsigned int max_outstanding = 0xffffffff;
196	static int respipe_osf [2], respipe [2] = { -1, -1 };	252	static s_epipe respipe;
197		253
198	static mutex_t reslock = X_MUTEX_INIT;	254	static mutex_t reslock = X_MUTEX_INIT;
199	static mutex_t reqlock = X_MUTEX_INIT;	255	static mutex_t reqlock = X_MUTEX_INIT;
200	static cond_t reqwait = X_COND_INIT;	256	static cond_t reqwait = X_COND_INIT;
201		257
202	#if WORDACCESS_UNSAFE	258	#if WORDACCESS_UNSAFE
203		259
204	static unsigned int get_nready ()	260	static unsigned int get_nready (void)
205	{	261	{
206	unsigned int retval;	262	unsigned int retval;
207		263
208	X_LOCK (reqlock);	264	X_LOCK (reqlock);
209	retval = nready;	265	retval = nready;
210	X_UNLOCK (reqlock);	266	X_UNLOCK (reqlock);
211		267
212	return retval;	268	return retval;
213	}	269	}
214		270
215	static unsigned int get_npending ()	271	static unsigned int get_npending (void)
216	{	272	{
217	unsigned int retval;	273	unsigned int retval;
218		274
219	X_LOCK (reslock);	275	X_LOCK (reslock);
220	retval = npending;	276	retval = npending;
221	X_UNLOCK (reslock);	277	X_UNLOCK (reslock);
222		278
223	return retval;	279	return retval;
224	}	280	}
225		281
226	static unsigned int get_nthreads ()	282	static unsigned int get_nthreads (void)
227	{	283	{
228	unsigned int retval;	284	unsigned int retval;
229		285
230	X_LOCK (wrklock);	286	X_LOCK (wrklock);
231	retval = started;	287	retval = started;
…		…
246	* a somewhat faster data structure might be nice, but	302	* a somewhat faster data structure might be nice, but
247	* with 8 priorities this actually needs <20 insns	303	* with 8 priorities this actually needs <20 insns
248	* per shift, the most expensive operation.	304	* per shift, the most expensive operation.
249	*/	305	*/
250	typedef struct {	306	typedef struct {
251	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	307	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
252	int size;	308	int size;
253	} reqq;	309	} reqq;
254		310
255	static reqq req_queue;	311	static reqq req_queue;
256	static reqq res_queue;	312	static reqq res_queue;
257		313
258	int reqq_push (reqq *q, aio_req req)	314	int reqq_push (reqq *q, bdb_req req)
259	{	315	{
260	int pri = req->pri;	316	int pri = req->pri;
261	req->next = 0;	317	req->next = 0;
262		318
263	if (q->qe[pri])	319	if (q->qe[pri])
…		…
269	q->qe[pri] = q->qs[pri] = req;	325	q->qe[pri] = q->qs[pri] = req;
270		326
271	return q->size++;	327	return q->size++;
272	}	328	}
273		329
274	aio_req reqq_shift (reqq *q)	330	bdb_req reqq_shift (reqq *q)
275	{	331	{
276	int pri;	332	int pri;
277		333
278	if (!q->size)	334	if (!q->size)
279	return 0;	335	return 0;
280		336
281	--q->size;	337	--q->size;
282		338
283	for (pri = NUM_PRI; pri--; )	339	for (pri = NUM_PRI; pri--; )
284	{	340	{
285	aio_req req = q->qs[pri];	341	bdb_req req = q->qs[pri];
286		342
287	if (req)	343	if (req)
288	{	344	{
289	if (!(q->qs[pri] = req->next))	345	if (!(q->qs[pri] = req->next))
290	q->qe[pri] = 0;	346	q->qe[pri] = 0;
…		…
294	}	350	}
295		351
296	abort ();	352	abort ();
297	}	353	}
298		354
299	static int poll_cb ();	355	static int poll_cb (void);
300	static void req_free (aio_req req);	356	static void req_free (bdb_req req);
301	static void req_cancel (aio_req req);
302		357
303	static int req_invoke (aio_req req)	358	static int req_invoke (bdb_req req)
304	{	359	{
305	dSP;	360	switch (req->type)
306
307	if (SvOK (req->callback))
308	{	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
309	ENTER;	432	ENTER;
310	SAVETMPS;	433	SAVETMPS;
311	PUSHMARK (SP);	434	PUSHMARK (SP);
312		435
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;	436	PUTBACK;
366	call_sv (req->callback, G_VOID \| G_EVAL);	437	call_sv (req->callback, G_VOID \| G_EVAL);
367	SPAGAIN;	438	SPAGAIN;
368		439
369	FREETMPS;	440	FREETMPS;
370	LEAVE;	441	LEAVE;
		442
		443	return !SvTRUE (ERRSV);
371	}	444	}
372		445
373	return !SvTRUE (ERRSV);	446	return 1;
374	}	447	}
375		448
376	static void req_free (aio_req req)	449	static void req_free (bdb_req req)
377	{	450	{
		451	SvREFCNT_dec (req->callback);
		452
		453	SvREFCNT_dec (req->rsv1);
		454	SvREFCNT_dec (req->rsv2);
		455
378	free (req->buf1);	456	free (req->buf1);
379	free (req->buf2);	457	free (req->buf2);
		458	free (req->buf3);
		459
380	Safefree (req);	460	Safefree (req);
381	}	461	}
382		462
383	#ifdef USE_SOCKETS_AS_HANDLES
384	# define TO_SOCKET(x) (win32_get_osfhandle (x))
385	#else
386	# define TO_SOCKET(x) (x)
387	#endif
388
389	static void	463	static void
390	create_respipe ()	464	create_respipe (void)
391	{	465	{
392	#ifdef _WIN32
393	int arg; /* argg */
394	#endif
395	int old_readfd = respipe [0];
396
397	if (respipe [1] >= 0)
398	respipe_close (TO_SOCKET (respipe [1]));
399
400	#ifdef _WIN32
401	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
402	#else
403	if (pipe (respipe))	466	if (s_epipe_renew (&respipe))
404	#endif	467	croak ("BDB: unable to create event pipe");
405	croak ("unable to initialize result pipe");
406
407	if (old_readfd >= 0)
408	{
409	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
410	croak ("unable to initialize result pipe(2)");
411
412	respipe_close (respipe [0]);
413	respipe [0] = old_readfd;
414	}
415
416	#ifdef _WIN32
417	arg = 1;
418	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
419	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
420	#else
421	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
422	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
423	#endif
424	croak ("unable to initialize result pipe(3)");
425
426	respipe_osf [0] = TO_SOCKET (respipe [0]);
427	respipe_osf [1] = TO_SOCKET (respipe [1]);
428	}	468	}
429		469
		470	static void bdb_request (bdb_req req);
430	X_THREAD_PROC (bdb_proc);	471	X_THREAD_PROC (bdb_proc);
431		472
432	static void start_thread (void)	473	static void start_thread (void)
433	{	474	{
434	worker *wrk = calloc (1, sizeof (worker));	475	worker *wrk = calloc (1, sizeof (worker));
…		…
449	free (wrk);	490	free (wrk);
450		491
451	X_UNLOCK (wrklock);	492	X_UNLOCK (wrklock);
452	}	493	}
453		494
454	static void maybe_start_thread ()	495	static void maybe_start_thread (void)
455	{	496	{
456	if (get_nthreads () >= wanted)	497	if (get_nthreads () >= wanted)
457	return;	498	return;
458		499
459	/* todo: maybe use idle here, but might be less exact */	500	/* todo: maybe use idle here, but might be less exact */
…		…
461	return;	502	return;
462		503
463	start_thread ();	504	start_thread ();
464	}	505	}
465		506
466	static void req_send (aio_req req)	507	static void req_send (bdb_req req)
467	{	508	{
468	SV *wait_callback = 0;	509	SV *wait_callback = 0;
469		510
470	// synthesize callback if none given	511	if (on_next_submit)
471	if (!SvOK (req->callback))
472	{	512	{
473	int count;
474
475	dSP;	513	dSP;
		514	SV *cb = sv_2mortal (on_next_submit);
		515
		516	on_next_submit = 0;
		517
476	PUSHMARK (SP);	518	PUSHMARK (SP);
477	PUTBACK;	519	PUTBACK;
478	count = call_sv (prepare_cb, G_ARRAY);	520	call_sv (cb, G_DISCARD \| G_EVAL);
479	SPAGAIN;	521	SPAGAIN;
		522	}
480		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
481	if (count != 2)	537	if (count != 2)
482	croak ("prepare callback must return exactly two values\n");	538	croak ("sync prepare callback must return exactly two values\n");
483		539
484	wait_callback = SvREFCNT_inc (POPs);	540	wait_callback = POPs;
485	SvREFCNT_dec (req->callback);
486	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	}
487	}	551	}
488		552
489	++nreqs;	553	++nreqs;
490		554
491	X_LOCK (reqlock);	555	X_LOCK (reqlock);
…		…
500	{	564	{
501	dSP;	565	dSP;
502	PUSHMARK (SP);	566	PUSHMARK (SP);
503	PUTBACK;	567	PUTBACK;
504	call_sv (wait_callback, G_DISCARD);	568	call_sv (wait_callback, G_DISCARD);
505	SvREFCNT_dec (wait_callback);
506	}	569	}
507	}	570	}
508		571
509	static void end_thread (void)	572	static void end_thread (void)
510	{	573	{
511	aio_req req;	574	bdb_req req = calloc (1, sizeof (bdb_cb));
512
513	Newz (0, req, 1, aio_cb);
514		575
515	req->type = REQ_QUIT;	576	req->type = REQ_QUIT;
516	req->pri = PRI_MAX + PRI_BIAS;	577	req->pri = PRI_MAX + PRI_BIAS;
517		578
518	X_LOCK (reqlock);	579	X_LOCK (reqlock);
…		…
545		606
546	while (started > wanted)	607	while (started > wanted)
547	end_thread ();	608	end_thread ();
548	}	609	}
549		610
550	static void poll_wait ()	611	static void poll_wait (void)
551	{	612	{
552	fd_set rfd;
553
554	while (nreqs)	613	while (nreqs)
555	{	614	{
556	int size;	615	int size;
557	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	616	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
558	size = res_queue.size;	617	size = res_queue.size;
…		…
561	if (size)	620	if (size)
562	return;	621	return;
563		622
564	maybe_start_thread ();	623	maybe_start_thread ();
565		624
566	FD_ZERO (&rfd);	625	s_epipe_wait (&respipe);
567	FD_SET (respipe [0], &rfd);
568
569	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
570	}	626	}
571	}	627	}
572		628
573	static int poll_cb ()	629	static int poll_cb (void)
574	{	630	{
575	dSP;	631	dSP;
576	int count = 0;	632	int count = 0;
577	int maxreqs = max_poll_reqs;	633	int maxreqs = max_poll_reqs;
578	int do_croak = 0;	634	int do_croak = 0;
579	struct timeval tv_start, tv_now;	635	struct timeval tv_start, tv_now;
580	aio_req req;	636	bdb_req req;
581		637
582	if (max_poll_time)	638	if (max_poll_time)
583	gettimeofday (&tv_start, 0);	639	gettimeofday (&tv_start, 0);
584		640
585	for (;;)	641	for (;;)
…		…
594	if (req)	650	if (req)
595	{	651	{
596	--npending;	652	--npending;
597		653
598	if (!res_queue.size)	654	if (!res_queue.size)
599	{
600	/* read any signals sent by the worker threads */	655	/* read any signals sent by the worker threads */
601	char buf [4];	656	s_epipe_drain (&respipe);
602	while (respipe_read (respipe [0], buf, 4) == 4)
603	;
604	}
605	}	657	}
606		658
607	X_UNLOCK (reslock);	659	X_UNLOCK (reslock);
608		660
609	if (!req)	661	if (!req)
…		…
644	return count;	696	return count;
645	}	697	}
646		698
647	/*****************************************************************************/	699	/*****************************************************************************/
648		700
		701	static void
		702	bdb_request (bdb_req req)
		703	{
		704	switch (req->type)
		705	{
		706	case REQ_ENV_OPEN:
		707	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		708	break;
		709
		710	case REQ_ENV_CLOSE:
		711	req->result = req->env->close (req->env, req->uint1);
		712	break;
		713
		714	case REQ_ENV_TXN_CHECKPOINT:
		715	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		716	break;
		717
		718	case REQ_ENV_LOCK_DETECT:
		719	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		720	break;
		721
		722	case REQ_ENV_MEMP_SYNC:
		723	req->result = req->env->memp_sync (req->env, 0);
		724	break;
		725
		726	case REQ_ENV_MEMP_TRICKLE:
		727	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		728	break;
		729
		730	case REQ_ENV_DBREMOVE:
		731	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		732	break;
		733
		734	case REQ_ENV_DBRENAME:
		735	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		736	break;
		737
		738	case REQ_DB_OPEN:
		739	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		740	break;
		741
		742	case REQ_DB_CLOSE:
		743	req->result = req->db->close (req->db, req->uint1);
		744	break;
		745
		746	#if DB_VERSION_MINOR >= 4
		747	case REQ_DB_COMPACT:
		748	req->result = req->db->compact (req->db, req->txn, req->dbt1.data ? &req->dbt1 : 0, req->dbt2.data ? &req->dbt2 : 0, 0, req->uint1, 0);
		749	break;
		750	#endif
		751
		752	case REQ_DB_SYNC:
		753	req->result = req->db->sync (req->db, req->uint1);
		754	break;
		755
		756	case REQ_DB_VERIFY:
		757	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		758	break;
		759
		760	case REQ_DB_UPGRADE:
		761	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		762	break;
		763
		764	case REQ_DB_PUT:
		765	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		766	break;
		767
		768	#if DB_VERSION_MINOR >= 6
		769	case REQ_DB_EXISTS:
		770	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		771	break;
		772	#endif
		773	case REQ_DB_GET:
		774	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		775	break;
		776
		777	case REQ_DB_PGET:
		778	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		779	break;
		780
		781	case REQ_DB_DEL:
		782	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		783	break;
		784
		785	case REQ_DB_KEY_RANGE:
		786	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		787	break;
		788
		789	case REQ_TXN_COMMIT:
		790	req->result = req->txn->commit (req->txn, req->uint1);
		791	break;
		792
		793	case REQ_TXN_ABORT:
		794	req->result = req->txn->abort (req->txn);
		795	break;
		796
		797	case REQ_TXN_FINISH:
		798	if (req->txn->flags & TXN_DEADLOCK)
		799	{
		800	req->result = req->txn->abort (req->txn);
		801	if (!req->result)
		802	req->result = DB_LOCK_DEADLOCK;
		803	}
		804	else
		805	req->result = req->txn->commit (req->txn, req->uint1);
		806	break;
		807
		808	case REQ_C_CLOSE:
		809	req->result = req->dbc->c_close (req->dbc);
		810	break;
		811
		812	case REQ_C_COUNT:
		813	{
		814	db_recno_t recno;
		815	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		816	req->uv1 = recno;
		817	}
		818	break;
		819
		820	case REQ_C_PUT:
		821	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		822	break;
		823
		824	case REQ_C_GET:
		825	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		826	break;
		827
		828	case REQ_C_PGET:
		829	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		830	break;
		831
		832	case REQ_C_DEL:
		833	req->result = req->dbc->c_del (req->dbc, req->uint1);
		834	break;
		835
		836	#if DB_VERSION_MINOR >= 3
		837	case REQ_SEQ_OPEN:
		838	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		839	break;
		840
		841	case REQ_SEQ_CLOSE:
		842	req->result = req->seq->close (req->seq, req->uint1);
		843	break;
		844
		845	case REQ_SEQ_GET:
		846	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		847	break;
		848
		849	case REQ_SEQ_REMOVE:
		850	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		851	break;
		852	#endif
		853
		854	case REQ_ENV_LOG_ARCHIVE:
		855	{
		856	char *listp = 0; / DB_ARCH_REMOVE does not touch listp, contrary to docs */
		857	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		858	req->buf1 = (char *)listp;
		859	}
		860	break;
		861
		862	default:
		863	req->result = ENOSYS;
		864	break;
		865	}
		866
		867	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		868	req->txn->flags \|= TXN_DEADLOCK;
		869	}
		870
649	X_THREAD_PROC (bdb_proc)	871	X_THREAD_PROC (bdb_proc)
650	{	872	{
651	aio_req req;	873	bdb_req req;
652	struct timespec ts;	874	struct timespec ts;
653	worker self = (worker )thr_arg;	875	worker self = (worker )thr_arg;
654		876
655	/* try to distribute timeouts somewhat evenly */	877	/* try to distribute timeouts somewhat evenly */
656	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	878	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
657		879
658	for (;;)	880	for (;;)
659	{	881	{
660	ts.tv_sec = time (0) + IDLE_TIMEOUT;	882	ts.tv_sec = time (0) + IDLE_TIMEOUT;
661		883
662	X_LOCK (reqlock);	884	X_LOCK (reqlock);
663		885
664	for (;;)	886	for (;;)
665	{	887	{
…		…
692	}	914	}
693		915
694	--nready;	916	--nready;
695		917
696	X_UNLOCK (reqlock);	918	X_UNLOCK (reqlock);
697		919
698	switch (req->type)	920	if (req->type == REQ_QUIT)
699	{	921	{
700	case REQ_QUIT:	922	X_LOCK (reslock);
701	req->result = ENOSYS;	923	free (req);
		924	self->req = 0;
		925	X_UNLOCK (reslock);
		926
702	goto quit;	927	goto quit;
703
704	case REQ_ENV_OPEN:
705	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
706	break;
707
708	case REQ_ENV_CLOSE:
709	req->result = req->env->close (req->env, req->uint1);
710	break;
711
712	case REQ_ENV_TXN_CHECKPOINT:
713	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
714	break;
715
716	case REQ_ENV_LOCK_DETECT:
717	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
718	break;
719
720	case REQ_ENV_MEMP_SYNC:
721	req->result = req->env->memp_sync (req->env, 0);
722	break;
723
724	case REQ_ENV_MEMP_TRICKLE:
725	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
726	break;
727
728	case REQ_DB_OPEN:
729	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
730	break;
731
732	case REQ_DB_CLOSE:
733	req->result = req->db->close (req->db, req->uint1);
734	break;
735
736	case REQ_DB_COMPACT:
737	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
738	break;
739
740	case REQ_DB_SYNC:
741	req->result = req->db->sync (req->db, req->uint1);
742	break;
743
744	case REQ_DB_PUT:
745	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
746	break;
747
748	case REQ_DB_GET:
749	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
750	break;
751
752	case REQ_DB_PGET:
753	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
754	break;
755
756	case REQ_DB_DEL:
757	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
758	break;
759
760	case REQ_DB_KEY_RANGE:
761	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
762	break;
763
764	case REQ_TXN_COMMIT:
765	req->result = req->txn->commit (req->txn, req->uint1);
766	break;
767
768	case REQ_TXN_ABORT:
769	req->result = req->txn->abort (req->txn);
770	break;
771
772	case REQ_TXN_FINISH:
773	if (req->txn->flags & TXN_DEADLOCK)
774	{
775	req->result = req->txn->abort (req->txn);
776	if (!req->result)
777	req->result = DB_LOCK_DEADLOCK;
778	}
779	else
780	req->result = req->txn->commit (req->txn, req->uint1);
781	break;
782
783	case REQ_C_CLOSE:
784	req->result = req->dbc->c_close (req->dbc);
785	break;
786
787	case REQ_C_COUNT:
788	{
789	db_recno_t recno;
790	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
791	req->uv1 = recno;
792	}
793	break;
794
795	case REQ_C_PUT:
796	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
797	break;
798
799	case REQ_C_GET:
800	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
801	break;
802
803	case REQ_C_PGET:
804	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
805	break;
806
807	case REQ_C_DEL:
808	req->result = req->dbc->c_del (req->dbc, req->uint1);
809	break;
810
811	case REQ_SEQ_OPEN:
812	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
813	break;
814
815	case REQ_SEQ_CLOSE:
816	req->result = req->seq->close (req->seq, req->uint1);
817	break;
818
819	case REQ_SEQ_GET:
820	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
821	break;
822
823	case REQ_SEQ_REMOVE:
824	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
825	break;
826
827	default:
828	req->result = ENOSYS;
829	break;
830	}	928	}
831		929
832	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))	930	bdb_request (req);
833	req->txn->flags \|= TXN_DEADLOCK;
834		931
835	X_LOCK (reslock);	932	X_LOCK (reslock);
836		933
837	++npending;	934	++npending;
838		935
839	if (!reqq_push (&res_queue, req))	936	if (!reqq_push (&res_queue, req))
840	/* write a dummy byte to the pipe so fh becomes ready */	937	s_epipe_signal (&respipe);
841	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
842		938
843	self->req = 0;	939	self->req = 0;
844	worker_clear (self);	940	worker_clear (self);
845		941
846	X_UNLOCK (reslock);	942	X_UNLOCK (reslock);
…		…
870	X_UNLOCK (wrklock);	966	X_UNLOCK (wrklock);
871	}	967	}
872		968
873	static void atfork_child (void)	969	static void atfork_child (void)
874	{	970	{
875	aio_req prv;	971	bdb_req prv;
876		972
877	while (prv = reqq_shift (&req_queue))	973	while (prv = reqq_shift (&req_queue))
878	req_free (prv);	974	req_free (prv);
879		975
880	while (prv = reqq_shift (&res_queue))	976	while (prv = reqq_shift (&res_queue))
…		…
900	create_respipe ();	996	create_respipe ();
901		997
902	atfork_parent ();	998	atfork_parent ();
903	}	999	}
904		1000
905	#define dREQ(reqtype) \	1001	#define dREQ(reqtype,rsvcnt) \
906	aio_req req; \	1002	bdb_req req; \
907	int req_pri = next_pri; \	1003	int req_pri = next_pri; \
908	next_pri = DEFAULT_PRI + PRI_BIAS; \	1004	next_pri = DEFAULT_PRI + PRI_BIAS; \
909	\	1005	\
910	if (SvOK (callback) && !SvROK (callback)) \	1006	if (callback && SvOK (callback)) \
911	croak ("callback must be undef or of reference type"); \	1007	croak ("callback has illegal type or extra arguments"); \
912	\	1008	\
913	Newz (0, req, 1, aio_cb); \	1009	Newz (0, req, 1, bdb_cb); \
914	if (!req) \	1010	if (!req) \
915	croak ("out of memory during aio_req allocation"); \	1011	croak ("out of memory during bdb_req allocation"); \
916	\	1012	\
917	req->callback = newSVsv (callback); \	1013	req->callback = SvREFCNT_inc (cb); \
918	req->type = (reqtype); \	1014	req->type = (reqtype); \
919	req->pri = req_pri	1015	req->pri = req_pri; \
		1016	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1017	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1018	(void)0;
920		1019
921	#define REQ_SEND \	1020	#define REQ_SEND \
922	req_send (req)	1021	req_send (req)
923		1022
924	#define SvPTR(var, arg, type, class, nullok) \	1023	#define SvPTR(var, arg, type, class, nullok) \
925	if (!SvOK (arg)) \	1024	if (!SvOK (arg)) \
926	{ \	1025	{ \
927	if (!nullok) \	1026	if (nullok != 1) \
928	croak (# var " must be a " # class " object, not undef"); \	1027	croak (# var " must be a " # class " object, not undef"); \
929	\	1028	\
930	(var) = 0; \	1029	(var) = 0; \
931	} \	1030	} \
932	else if (sv_derived_from ((arg), # class)) \	1031	else if (sv_derived_from ((arg), # class)) \
933	{ \	1032	{ \
934	IV tmp = SvIV ((SV*) SvRV (arg)); \	1033	IV tmp = SvIV ((SV*) SvRV (arg)); \
935	(var) = INT2PTR (type, tmp); \	1034	(var) = INT2PTR (type, tmp); \
936	if (!var) \	1035	if (!var && nullok != 2) \
937	croak (# var " is not a valid " # class " object anymore"); \	1036	croak (# var " is not a valid " # class " object anymore"); \
938	} \	1037	} \
939	else \	1038	else \
940	croak (# var " is not of type " # class); \	1039	croak (# var " is not of type " # class);
941	\	1040
		1041	#define ARG_MUTABLE(name) \
		1042	if (SvREADONLY (name)) \
		1043	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
942		1044
943	static void	1045	static void
944	ptr_nuke (SV *sv)	1046	ptr_nuke (SV *sv)
945	{	1047	{
946	assert (SvROK (sv));	1048	assert (SvROK (sv));
947	sv_setiv (SvRV (sv), 0);	1049	sv_setiv (SvRV (sv), 0);
948	}	1050	}
		1051
		1052	static int
		1053	errno_get (pTHX_ SV sv, MAGIC mg)
		1054	{
		1055	if (*mg->mg_ptr == '!') // should always be the case
		1056	if (-30999 <= errno && errno <= -30800)
		1057	{
		1058	sv_setnv (sv, (NV)errno);
		1059	sv_setpv (sv, db_strerror (errno));
		1060	SvNOK_on (sv); /* what a wonderful hack! */
		1061	// ^^^ copied from perl sources
		1062	return 0;
		1063	}
		1064
		1065	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1066	}
		1067
		1068	static MGVTBL vtbl_errno;
		1069
		1070	// this wonderful hack :( patches perl's $! variable to support our errno values
		1071	static void
		1072	patch_errno (void)
		1073	{
		1074	SV *sv;
		1075	MAGIC *mg;
		1076
		1077	if (!(sv = get_sv ("!", 1)))
		1078	return;
		1079
		1080	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1081	return;
		1082
		1083	if (mg->mg_virtual != &PL_vtbl_sv)
		1084	return;
		1085
		1086	vtbl_errno = PL_vtbl_sv;
		1087	vtbl_errno.svt_get = errno_get;
		1088	mg->mg_virtual = &vtbl_errno;
		1089	}
		1090
		1091	#if __GNUC__ >= 4
		1092	# define noinline __attribute__ ((noinline))
		1093	#else
		1094	# define noinline
		1095	#endif
		1096
		1097	static noinline SV *
		1098	pop_callback (I32 ritems, SV sv)
		1099	{
		1100	if (SvROK (sv))
		1101	{
		1102	HV *st;
		1103	GV *gvp;
		1104	CV *cv;
		1105	const char *name;
		1106
		1107	/* forgive me */
		1108	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1109	&& (st = SvSTASH (SvRV (sv)))
		1110	&& (name = HvNAME_get (st))
		1111	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1112	return 0;
		1113
		1114	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1115	{
		1116	--*ritems;
		1117	return (SV *)cv;
		1118	}
		1119	}
		1120
		1121	return 0;
		1122	}
		1123
		1124	/*****************************************************************************/
		1125
		1126	#if 0
		1127	static int
		1128	bt_pfxc_compare (DB db, const DBT dbt1, const DBT *dbt2)
		1129	{
		1130	ssize_t size1 = dbt1->size;
		1131	ssize_t size2 = dbt2->size;
		1132	int res = memcmp ((void )dbt1->data, (void )dbt2->data,
		1133	size1 <= size2 ? size1 : size2);
		1134
		1135	if (res)
		1136	return res;
		1137	else if (size1 - size2)
		1138	return size1 - size2;
		1139	else
		1140	return 0;
		1141	}
		1142
		1143	static size_t
		1144	bt_pfxc_prefix_x (DB db, const DBT dbt1, const DBT *dbt2)
		1145	{
		1146	ssize_t size1 = dbt1->size;
		1147	ssize_t size2 = dbt2->size;
		1148	u_int8_t p1 = (u_int8_t )dbt1->data;
		1149	u_int8_t p2 = (u_int8_t )dbt2->data;
		1150	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1151
		1152	while (p1 < pe)
		1153	if (p1++ != p2++)
		1154	return p1 - (u_int8_t *)dbt1->data - 1;
		1155
		1156	if (size1 < size2) return size1 + 1;
		1157	if (size1 > size2) return size2 + 1;
		1158
		1159	return size1;
		1160	}
		1161	#endif
		1162
		1163	/*****************************************************************************/
		1164
		1165	/* stupid windows defines CALLBACK as well */
		1166	#undef CALLBACK
		1167	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
949		1168
950	MODULE = BDB PACKAGE = BDB	1169	MODULE = BDB PACKAGE = BDB
951		1170
952	PROTOTYPES: ENABLE	1171	PROTOTYPES: ENABLE
953		1172
…		…
974	const_iv (RDONLY)	1193	const_iv (RDONLY)
975	const_iv (USE_ENVIRON)	1194	const_iv (USE_ENVIRON)
976	const_iv (USE_ENVIRON_ROOT)	1195	const_iv (USE_ENVIRON_ROOT)
977	const_iv (LOCKDOWN)	1196	const_iv (LOCKDOWN)
978	const_iv (PRIVATE)	1197	const_iv (PRIVATE)
979	const_iv (REGISTER)
980	const_iv (SYSTEM_MEM)	1198	const_iv (SYSTEM_MEM)
981	const_iv (AUTO_COMMIT)	1199	const_iv (AUTO_COMMIT)
982	const_iv (CDB_ALLDB)	1200	const_iv (CDB_ALLDB)
983	const_iv (DIRECT_DB)	1201	const_iv (DIRECT_DB)
984	const_iv (DIRECT_LOG)
985	const_iv (DSYNC_DB)
986	const_iv (DSYNC_LOG)
987	const_iv (LOG_AUTOREMOVE)
988	const_iv (LOG_INMEMORY)
989	const_iv (NOLOCKING)	1202	const_iv (NOLOCKING)
990	const_iv (NOMMAP)	1203	const_iv (NOMMAP)
991	const_iv (NOPANIC)	1204	const_iv (NOPANIC)
992	const_iv (OVERWRITE)	1205	const_iv (OVERWRITE)
993	const_iv (PANIC_ENVIRONMENT)	1206	const_iv (PANIC_ENVIRONMENT)
…		…
1004	const_iv (HASH)	1217	const_iv (HASH)
1005	const_iv (QUEUE)	1218	const_iv (QUEUE)
1006	const_iv (RECNO)	1219	const_iv (RECNO)
1007	const_iv (UNKNOWN)	1220	const_iv (UNKNOWN)
1008	const_iv (EXCL)	1221	const_iv (EXCL)
1009	const_iv (READ_COMMITTED)
1010	const_iv (READ_UNCOMMITTED)
1011	const_iv (TRUNCATE)	1222	const_iv (TRUNCATE)
1012	const_iv (NOSYNC)	1223	const_iv (NOSYNC)
1013	const_iv (CHKSUM)	1224	const_iv (CHKSUM)
1014	const_iv (ENCRYPT)	1225	const_iv (ENCRYPT)
1015	const_iv (DUP)	1226	const_iv (DUP)
1016	const_iv (DUPSORT)	1227	const_iv (DUPSORT)
1017	const_iv (RECNUM)	1228	//const_iv (RECNUM)
1018	const_iv (RENUMBER)	1229	const_iv (RENUMBER)
1019	const_iv (REVSPLITOFF)	1230	const_iv (REVSPLITOFF)
1020	const_iv (INORDER)
1021	const_iv (CONSUME)	1231	const_iv (CONSUME)
1022	const_iv (CONSUME_WAIT)	1232	const_iv (CONSUME_WAIT)
1023	const_iv (GET_BOTH)	1233	const_iv (GET_BOTH)
1024	const_iv (GET_BOTH_RANGE)	1234	const_iv (GET_BOTH_RANGE)
1025	//const_iv (SET_RECNO)	1235	//const_iv (SET_RECNO)
1026	//const_iv (MULTIPLE)	1236	//const_iv (MULTIPLE)
1027	const_iv (SNAPSHOT)	1237	const_iv (SNAPSHOT)
1028	const_iv (JOIN_ITEM)	1238	const_iv (JOIN_ITEM)
		1239	const_iv (JOIN_NOSORT)
1029	const_iv (RMW)	1240	const_iv (RMW)
1030		1241
1031	const_iv (NOTFOUND)	1242	const_iv (NOTFOUND)
1032	const_iv (KEYEMPTY)	1243	const_iv (KEYEMPTY)
1033	const_iv (LOCK_DEADLOCK)	1244	const_iv (LOCK_DEADLOCK)
1034	const_iv (LOCK_NOTGRANTED)	1245	const_iv (LOCK_NOTGRANTED)
1035	const_iv (RUNRECOVERY)	1246	const_iv (RUNRECOVERY)
1036	const_iv (OLD_VERSION)	1247	const_iv (OLD_VERSION)
1037	const_iv (REP_HANDLE_DEAD)	1248	const_iv (REP_HANDLE_DEAD)
1038	const_iv (REP_LOCKOUT)
1039	const_iv (SECONDARY_BAD)	1249	const_iv (SECONDARY_BAD)
1040
1041	const_iv (FREE_SPACE)
1042	const_iv (FREELIST_ONLY)
1043		1250
1044	const_iv (APPEND)	1251	const_iv (APPEND)
1045	const_iv (NODUPDATA)	1252	const_iv (NODUPDATA)
1046	const_iv (NOOVERWRITE)	1253	const_iv (NOOVERWRITE)
1047		1254
…		…
1049	const_iv (TXN_SYNC)	1256	const_iv (TXN_SYNC)
1050		1257
1051	const_iv (SET_LOCK_TIMEOUT)	1258	const_iv (SET_LOCK_TIMEOUT)
1052	const_iv (SET_TXN_TIMEOUT)	1259	const_iv (SET_TXN_TIMEOUT)
1053		1260
1054	const_iv (JOIN_ITEM)
1055	const_iv (FIRST)	1261	const_iv (FIRST)
1056	const_iv (NEXT)	1262	const_iv (NEXT)
1057	const_iv (NEXT_DUP)	1263	const_iv (NEXT_DUP)
1058	const_iv (NEXT_NODUP)	1264	const_iv (NEXT_NODUP)
1059	const_iv (PREV)	1265	const_iv (PREV)
…		…
1071	const_iv (FORCE)	1277	const_iv (FORCE)
1072		1278
1073	const_iv (LOCK_DEFAULT)	1279	const_iv (LOCK_DEFAULT)
1074	const_iv (LOCK_EXPIRE)	1280	const_iv (LOCK_EXPIRE)
1075	const_iv (LOCK_MAXLOCKS)	1281	const_iv (LOCK_MAXLOCKS)
1076	const_iv (LOCK_MAXWRITE)
1077	const_iv (LOCK_MINLOCKS)	1282	const_iv (LOCK_MINLOCKS)
1078	const_iv (LOCK_MINWRITE)	1283	const_iv (LOCK_MINWRITE)
1079	const_iv (LOCK_OLDEST)	1284	const_iv (LOCK_OLDEST)
1080	const_iv (LOCK_RANDOM)	1285	const_iv (LOCK_RANDOM)
1081	const_iv (LOCK_YOUNGEST)	1286	const_iv (LOCK_YOUNGEST)
1082		1287
1083	const_iv (SEQ_DEC)
1084	const_iv (SEQ_INC)
1085	const_iv (SEQ_WRAP)
1086
1087	const_iv (BUFFER_SMALL)
1088	const_iv (DONOTINDEX)	1288	const_iv (DONOTINDEX)
1089	const_iv (KEYEMPTY )	1289	const_iv (KEYEMPTY )
1090	const_iv (KEYEXIST )	1290	const_iv (KEYEXIST )
1091	const_iv (LOCK_DEADLOCK)	1291	const_iv (LOCK_DEADLOCK)
1092	const_iv (LOCK_NOTGRANTED)	1292	const_iv (LOCK_NOTGRANTED)
1093	const_iv (LOG_BUFFER_FULL)
1094	const_iv (NOSERVER)	1293	const_iv (NOSERVER)
1095	const_iv (NOSERVER_HOME)	1294	const_iv (NOSERVER_HOME)
1096	const_iv (NOSERVER_ID)	1295	const_iv (NOSERVER_ID)
1097	const_iv (NOTFOUND)	1296	const_iv (NOTFOUND)
1098	const_iv (OLD_VERSION)
1099	const_iv (PAGE_NOTFOUND)	1297	const_iv (PAGE_NOTFOUND)
1100	const_iv (REP_DUPMASTER)	1298	const_iv (REP_DUPMASTER)
1101	const_iv (REP_HANDLE_DEAD)	1299	const_iv (REP_HANDLE_DEAD)
1102	const_iv (REP_HOLDELECTION)	1300	const_iv (REP_HOLDELECTION)
1103	const_iv (REP_IGNORE)
1104	const_iv (REP_ISPERM)	1301	const_iv (REP_ISPERM)
1105	const_iv (REP_JOIN_FAILURE)
1106	const_iv (REP_LOCKOUT)
1107	const_iv (REP_NEWMASTER)	1302	const_iv (REP_NEWMASTER)
1108	const_iv (REP_NEWSITE)	1303	const_iv (REP_NEWSITE)
1109	const_iv (REP_NOTPERM)	1304	const_iv (REP_NOTPERM)
1110	const_iv (REP_UNAVAIL)	1305	const_iv (REP_UNAVAIL)
1111	const_iv (RUNRECOVERY)	1306	const_iv (RUNRECOVERY)
1112	const_iv (SECONDARY_BAD)	1307	const_iv (SECONDARY_BAD)
1113	const_iv (VERIFY_BAD)	1308	const_iv (VERIFY_BAD)
1114	const_iv (VERSION_MISMATCH)	1309
		1310	const_iv (SALVAGE)
		1311	const_iv (AGGRESSIVE)
		1312	const_iv (PRINTABLE)
		1313	const_iv (NOORDERCHK)
		1314	const_iv (ORDERCHKONLY)
		1315
		1316	const_iv (ARCH_ABS)
		1317	const_iv (ARCH_DATA)
		1318	const_iv (ARCH_LOG)
		1319	const_iv (ARCH_REMOVE)
1115		1320
1116	const_iv (VERB_DEADLOCK)	1321	const_iv (VERB_DEADLOCK)
1117	const_iv (VERB_RECOVERY)	1322	const_iv (VERB_RECOVERY)
1118	const_iv (VERB_REGISTER)
1119	const_iv (VERB_REPLICATION)	1323	const_iv (VERB_REPLICATION)
1120	const_iv (VERB_WAITSFOR)	1324	const_iv (VERB_WAITSFOR)
1121		1325
1122	const_iv (VERSION_MAJOR)	1326	const_iv (VERSION_MAJOR)
1123	const_iv (VERSION_MINOR)	1327	const_iv (VERSION_MINOR)
1124	const_iv (VERSION_PATCH)	1328	const_iv (VERSION_PATCH)
		1329	#if DB_VERSION_MINOR >= 3
		1330	const_iv (INORDER)
		1331	const_iv (LOCK_MAXWRITE)
		1332	const_iv (SEQ_DEC)
		1333	const_iv (SEQ_INC)
		1334	const_iv (SEQ_WRAP)
		1335	const_iv (BUFFER_SMALL)
		1336	const_iv (LOG_BUFFER_FULL)
		1337	const_iv (VERSION_MISMATCH)
		1338	#endif
		1339	#if DB_VERSION_MINOR >= 4
		1340	const_iv (REGISTER)
		1341	const_iv (DSYNC_DB)
		1342	const_iv (READ_COMMITTED)
		1343	const_iv (READ_UNCOMMITTED)
		1344	const_iv (REP_IGNORE)
		1345	const_iv (REP_LOCKOUT)
		1346	const_iv (REP_JOIN_FAILURE)
		1347	const_iv (FREE_SPACE)
		1348	const_iv (FREELIST_ONLY)
		1349	const_iv (VERB_REGISTER)
		1350	#endif
1125	#if DB_VERSION_MINOR >= 5	1351	#if DB_VERSION_MINOR >= 5
1126	const_iv (MULTIVERSION)	1352	const_iv (MULTIVERSION)
1127	const_iv (TXN_SNAPSHOT)	1353	const_iv (TXN_SNAPSHOT)
1128	#endif	1354	#endif
1129	#if DB_VERSION_MINOR >= 6	1355	#if DB_VERSION_MINOR >= 6
1130	const_iv (PREV_DUP)	1356	const_iv (PREV_DUP)
1131	# if 0
1132	const_iv (PRIORITY_UNCHANGED)	1357	const_iv (PRIORITY_UNCHANGED)
1133	const_iv (PRIORITY_VERY_LOW)	1358	const_iv (PRIORITY_VERY_LOW)
1134	const_iv (PRIORITY_LOW)	1359	const_iv (PRIORITY_LOW)
1135	const_iv (PRIORITY_DEFAULT)	1360	const_iv (PRIORITY_DEFAULT)
1136	const_iv (PRIORITY_HIGH)	1361	const_iv (PRIORITY_HIGH)
1137	const_iv (PRIORITY_VERY_HIGH)	1362	const_iv (PRIORITY_VERY_HIGH)
		1363	const_iv (IGNORE_LEASE)
		1364	#endif
		1365	#if DB_VERSION_MINOR >= 7
		1366	//const_iv (MULTIPLE_KEY)
		1367	const_iv (LOG_DIRECT)
		1368	const_iv (LOG_DSYNC)
		1369	const_iv (LOG_AUTO_REMOVE)
		1370	const_iv (LOG_IN_MEMORY)
		1371	const_iv (LOG_ZERO)
		1372	#else
		1373	const_iv (DIRECT_LOG)
		1374	const_iv (LOG_AUTOREMOVE)
		1375	# if DB_VERSION_MINOR >= 3
		1376	const_iv (DSYNC_LOG)
		1377	const_iv (LOG_INMEMORY)
1138	# endif	1378	# endif
1139	#endif	1379	#endif
1140	};	1380	};
1141		1381
1142	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1382	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1143	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1383	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1144		1384
1145	newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));	1385	prepare_cb = &PL_sv_undef;
		1386
		1387	{
		1388	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1389	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1390
		1391	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1392	}
		1393
1146	newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1394	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1147		1395
1148	create_respipe ();	1396	create_respipe ();
1149		1397
1150	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1398	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1151	#ifdef _WIN32	1399	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	}	1400	}
1159		1401
1160	void	1402	void
1161	max_poll_reqs (int nreqs)	1403	max_poll_reqs (int nreqs)
1162	PROTOTYPE: $	1404	PROTOTYPE: $
…		…
1235		1477
1236	int	1478	int
1237	poll_fileno ()	1479	poll_fileno ()
1238	PROTOTYPE:	1480	PROTOTYPE:
1239	CODE:	1481	CODE:
1240	RETVAL = respipe [0];	1482	RETVAL = s_epipe_fd (&respipe);
1241	OUTPUT:	1483	OUTPUT:
1242	RETVAL	1484	RETVAL
1243		1485
1244	int	1486	int
1245	poll_cb (...)	1487	poll_cb (...)
…		…
1287	RETVAL = started;	1529	RETVAL = started;
1288	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1530	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1289	OUTPUT:	1531	OUTPUT:
1290	RETVAL	1532	RETVAL
1291		1533
1292	void	1534	SV *
1293	set_sync_prepare (SV *cb)	1535	set_sync_prepare (SV *cb)
1294	PROTOTYPE: &	1536	PROTOTYPE: &
1295	CODE:	1537	CODE:
1296	SvREFCNT_dec (prepare_cb);	1538	RETVAL = prepare_cb;
1297	prepare_cb = newSVsv (cb);	1539	prepare_cb = newSVsv (cb);
		1540	OUTPUT:
		1541	RETVAL
1298		1542
1299	char *	1543	char *
1300	strerror (int errorno = errno)	1544	strerror (int errorno = errno)
1301	PROTOTYPE: ;$	1545	PROTOTYPE: ;$
1302	CODE:	1546	CODE:
1303	RETVAL = db_strerror (errorno);	1547	RETVAL = db_strerror (errorno);
1304	OUTPUT:	1548	OUTPUT:
1305	RETVAL	1549	RETVAL
1306		1550
		1551	void _on_next_submit (SV *cb)
		1552	CODE:
		1553	SvREFCNT_dec (on_next_submit);
		1554	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
		1555
1307	DB_ENV *	1556	DB_ENV *
1308	db_env_create (U32 env_flags = 0)	1557	db_env_create (U32 env_flags = 0)
1309	CODE:	1558	CODE:
1310	{	1559	{
1311	errno = db_env_create (&RETVAL, env_flags);	1560	errno = db_env_create (&RETVAL, env_flags);
…		…
1320	}	1569	}
1321	OUTPUT:	1570	OUTPUT:
1322	RETVAL	1571	RETVAL
1323		1572
1324	void	1573	void
1325	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)	1574	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = 0)
		1575	PREINIT:
		1576	CALLBACK
1326	CODE:	1577	CODE:
1327	{	1578	{
1328	dREQ (REQ_ENV_OPEN);	1579	dREQ (REQ_ENV_OPEN, 1);
1329
1330	env->set_thread_count (env, wanted + 2);
1331
1332	req->env = env;	1580	req->env = env;
1333	req->uint1 = open_flags \| DB_THREAD;	1581	req->uint1 = open_flags \| DB_THREAD;
1334	req->int1 = mode;	1582	req->int1 = mode;
1335	req->buf1 = strdup_ornull (db_home);	1583	req->buf1 = strdup_ornull (db_home);
1336	REQ_SEND;	1584	REQ_SEND;
1337	}	1585	}
1338		1586
1339	void	1587	void
1340	db_env_close (DB_ENV env, U32 flags = 0, SV callback = &PL_sv_undef)	1588	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
		1589	PREINIT:
		1590	CALLBACK
1341	CODE:	1591	CODE:
1342	{	1592	{
1343	dREQ (REQ_ENV_CLOSE);	1593	dREQ (REQ_ENV_CLOSE, 0);
		1594	ptr_nuke (ST (0));
1344	req->env = env;	1595	req->env = env;
1345	req->uint1 = flags;	1596	req->uint1 = flags;
1346	REQ_SEND;	1597	REQ_SEND;
1347	ptr_nuke (ST (0));
1348	}	1598	}
1349		1599
1350	void	1600	void
1351	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = &PL_sv_undef)	1601	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
		1602	PREINIT:
		1603	CALLBACK
1352	CODE:	1604	CODE:
1353	{	1605	{
1354	dREQ (REQ_ENV_TXN_CHECKPOINT);	1606	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1355	req->env = env;	1607	req->env = env;
1356	req->uint1 = kbyte;	1608	req->uint1 = kbyte;
1357	req->int1 = min;	1609	req->int1 = min;
1358	req->uint2 = flags;	1610	req->uint2 = flags;
1359	REQ_SEND;	1611	REQ_SEND;
1360	}	1612	}
1361		1613
1362	void	1614	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)	1615	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = 0)
		1616	PREINIT:
		1617	CALLBACK
1364	CODE:	1618	CODE:
1365	{	1619	{
1366	dREQ (REQ_ENV_LOCK_DETECT);	1620	dREQ (REQ_ENV_LOCK_DETECT, 1);
1367	req->env = env;	1621	req->env = env;
1368	req->uint1 = flags;	1622	req->uint1 = flags;
1369	req->uint2 = atype;	1623	req->uint2 = atype;
		1624	/* req->int2 = 0; dummy */
1370	REQ_SEND;	1625	REQ_SEND;
1371	}	1626	}
1372		1627
1373	void	1628	void
1374	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = &PL_sv_undef)	1629	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = 0)
		1630	PREINIT:
		1631	CALLBACK
1375	CODE:	1632	CODE:
1376	{	1633	{
1377	dREQ (REQ_ENV_MEMP_SYNC);	1634	dREQ (REQ_ENV_MEMP_SYNC, 1);
1378	req->env = env;	1635	req->env = env;
1379	REQ_SEND;	1636	REQ_SEND;
1380	}	1637	}
1381		1638
1382	void	1639	void
1383	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = &PL_sv_undef)	1640	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = 0)
		1641	PREINIT:
		1642	CALLBACK
1384	CODE:	1643	CODE:
1385	{	1644	{
1386	dREQ (REQ_ENV_MEMP_TRICKLE);	1645	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1387	req->env = env;	1646	req->env = env;
1388	req->int1 = percent;	1647	req->int1 = percent;
1389	REQ_SEND;	1648	REQ_SEND;
1390	}	1649	}
1391		1650
		1651	void
		1652	db_env_dbremove (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1653	PREINIT:
		1654	CALLBACK
		1655	CODE:
		1656	{
		1657	dREQ (REQ_ENV_DBREMOVE, 2);
		1658	req->env = env;
		1659	req->buf1 = strdup_ornull (file);
		1660	req->buf2 = strdup_ornull (database);
		1661	req->uint1 = flags;
		1662	REQ_SEND;
		1663	}
		1664
		1665	void
		1666	db_env_dbrename (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)
		1667	PREINIT:
		1668	CALLBACK
		1669	CODE:
		1670	{
		1671	dREQ (REQ_ENV_DBRENAME, 2);
		1672	req->env = env;
		1673	req->buf1 = strdup_ornull (file);
		1674	req->buf2 = strdup_ornull (database);
		1675	req->buf3 = strdup_ornull (newname);
		1676	req->uint1 = flags;
		1677	REQ_SEND;
		1678	}
		1679
		1680	void
		1681	db_env_log_archive (DB_ENV env, SV_mutable listp, U32 flags = 0, SV *callback = 0)
		1682	PREINIT:
		1683	CALLBACK
		1684	CODE:
		1685	{
		1686	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1687	req->sv1 = SvREFCNT_inc (listp);
		1688	req->env = env;
		1689	req->uint1 = flags;
		1690	REQ_SEND;
		1691	}
1392		1692
1393	DB *	1693	DB *
1394	db_create (DB_ENV *env = 0, U32 flags = 0)	1694	db_create (DB_ENV *env = 0, U32 flags = 0)
1395	CODE:	1695	CODE:
1396	{	1696	{
…		…
1403	}	1703	}
1404	OUTPUT:	1704	OUTPUT:
1405	RETVAL	1705	RETVAL
1406		1706
1407	void	1707	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)	1708	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1709	PREINIT:
		1710	CALLBACK
1409	CODE:	1711	CODE:
1410	{	1712	{
1411	dREQ (REQ_DB_OPEN);	1713	dREQ (REQ_DB_OPEN, 2);
1412	req->db = db;	1714	req->db = db;
1413	req->txn = txnid;	1715	req->txn = txnid;
1414	req->buf1 = strdup_ornull (file);	1716	req->buf1 = strdup_ornull (file);
1415	req->buf2 = strdup_ornull (database);	1717	req->buf2 = strdup_ornull (database);
1416	req->int1 = type;	1718	req->int1 = type;
…		…
1418	req->int2 = mode;	1720	req->int2 = mode;
1419	REQ_SEND;	1721	REQ_SEND;
1420	}	1722	}
1421		1723
1422	void	1724	void
1423	db_close (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1725	db_close (DB db, U32 flags = 0, SV callback = 0)
		1726	PREINIT:
		1727	CALLBACK
1424	CODE:	1728	CODE:
1425	{	1729	{
1426	dREQ (REQ_DB_CLOSE);	1730	dREQ (REQ_DB_CLOSE, 0);
		1731	ptr_nuke (ST (0));
1427	req->db = db;	1732	req->db = db;
1428	req->uint1 = flags;	1733	req->uint1 = flags;
1429	req->sv1 = (SV *)db->app_private;	1734	req->sv1 = (SV *)db->app_private;
1430	REQ_SEND;	1735	REQ_SEND;
1431	ptr_nuke (ST (0));
1432	}	1736	}
1433		1737
		1738	#if DB_VERSION_MINOR >= 4
		1739
1434	void	1740	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)	1741	db_compact (DB db, DB_TXN_ornull txn = 0, SV start = 0, SV stop = 0, SV unused1 = 0, U32 flags = DB_FREE_SPACE, SV unused2 = 0, SV *callback = 0)
		1742	PREINIT:
		1743	CALLBACK
1436	CODE:	1744	CODE:
1437	{	1745	{
1438	dREQ (REQ_DB_COMPACT);	1746	dREQ (REQ_DB_COMPACT, 2);
1439	req->db = db;	1747	req->db = db;
1440	req->txn = txn;	1748	req->txn = txn;
1441	sv_to_dbt (&req->dbt1, start);	1749	if (start) sv_to_dbt (&req->dbt1, start);
1442	sv_to_dbt (&req->dbt2, stop);	1750	if (stop ) sv_to_dbt (&req->dbt2, stop );
1443	req->uint1 = flags;	1751	req->uint1 = flags;
1444	REQ_SEND;	1752	REQ_SEND;
1445	}	1753	}
1446		1754
		1755	#endif
		1756
1447	void	1757	void
1448	db_sync (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1758	db_sync (DB db, U32 flags = 0, SV callback = 0)
		1759	PREINIT:
		1760	CALLBACK
1449	CODE:	1761	CODE:
1450	{	1762	{
1451	dREQ (REQ_DB_SYNC);	1763	dREQ (REQ_DB_SYNC, 1);
1452	req->db = db;	1764	req->db = db;
1453	req->uint1 = flags;	1765	req->uint1 = flags;
1454	REQ_SEND;	1766	REQ_SEND;
1455	}	1767	}
1456		1768
1457	void	1769	void
		1770	db_verify (DB db, bdb_filename file, bdb_filename database = 0, SV dummy = 0, U32 flags = 0, SV *callback = 0)
		1771	PREINIT:
		1772	CALLBACK
		1773	CODE:
		1774	{
		1775	dREQ (REQ_DB_VERIFY, 1);
		1776	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1777	req->db = db;
		1778	req->buf1 = strdup (file);
		1779	req->buf2 = strdup_ornull (database);
		1780	req->uint1 = flags;
		1781	REQ_SEND;
		1782	}
		1783
		1784	void
		1785	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
		1786	PREINIT:
		1787	CALLBACK
		1788	CODE:
		1789	{
		1790	dREQ (REQ_DB_UPGRADE, 1);
		1791	req->db = db;
		1792	req->buf1 = strdup (file);
		1793	req->uint1 = flags;
		1794	REQ_SEND;
		1795	}
		1796
		1797	void
1458	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1798	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV_mutable key_range, U32 flags = 0, SV *callback = 0)
		1799	PREINIT:
		1800	CALLBACK
1459	CODE:	1801	CODE:
1460	{	1802	{
1461	dREQ (REQ_DB_KEY_RANGE);	1803	dREQ (REQ_DB_KEY_RANGE, 2);
1462	req->db = db;	1804	req->db = db;
1463	req->txn = txn;	1805	req->txn = txn;
1464	sv_to_dbt (&req->dbt1, key);	1806	sv_to_dbt (&req->dbt1, key);
1465	req->uint1 = flags;	1807	req->uint1 = flags;
1466	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1808	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1467	REQ_SEND;	1809	REQ_SEND;
1468	}	1810	}
1469		1811
1470	void	1812	void
1471	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1813	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)
		1814	PREINIT:
		1815	CALLBACK
1472	CODE:	1816	CODE:
1473	{	1817	{
1474	dREQ (REQ_DB_PUT);	1818	dREQ (REQ_DB_PUT, 2);
1475	req->db = db;	1819	req->db = db;
1476	req->txn = txn;	1820	req->txn = txn;
1477	sv_to_dbt (&req->dbt1, key);	1821	sv_to_dbt (&req->dbt1, key);
1478	sv_to_dbt (&req->dbt2, data);	1822	sv_to_dbt (&req->dbt2, data);
1479	req->uint1 = flags;	1823	req->uint1 = flags;
1480	REQ_SEND;	1824	REQ_SEND;
1481	}	1825	}
1482		1826
		1827	#if DB_VERSION_MINOR >= 6
		1828
1483	void	1829	void
		1830	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1831	PREINIT:
		1832	CALLBACK
		1833	CODE:
		1834	{
		1835	dREQ (REQ_DB_EXISTS, 2);
		1836	req->db = db;
		1837	req->txn = txn;
		1838	req->uint1 = flags;
		1839	sv_to_dbt (&req->dbt1, key);
		1840	REQ_SEND;
		1841	}
		1842
		1843	#endif
		1844
		1845	void
1484	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1846	db_get (DB db, DB_TXN_ornull txn, SV key, SV_mutable data, U32 flags = 0, SV *callback = 0)
		1847	PREINIT:
		1848	CALLBACK
1485	CODE:	1849	CODE:
1486	{	1850	{
		1851	//TODO: key is somtimesmutable
1487	dREQ (REQ_DB_GET);	1852	dREQ (REQ_DB_GET, 2);
1488	req->db = db;	1853	req->db = db;
1489	req->txn = txn;	1854	req->txn = txn;
1490	req->uint1 = flags;	1855	req->uint1 = flags;
1491	sv_to_dbt (&req->dbt1, key);	1856	sv_to_dbt (&req->dbt1, key);
1492	req->dbt3.flags = DB_DBT_MALLOC;	1857	req->dbt3.flags = DB_DBT_MALLOC;
1493	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1858	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1494	REQ_SEND;	1859	REQ_SEND;
1495	}	1860	}
1496		1861
1497	void	1862	void
1498	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1863	db_pget (DB db, DB_TXN_ornull txn, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV callback = 0)
		1864	PREINIT:
		1865	CALLBACK
1499	CODE:	1866	CODE:
1500	{	1867	{
		1868	//TODO: key is somtimesmutable
1501	dREQ (REQ_DB_PGET);	1869	dREQ (REQ_DB_PGET, 2);
		1870	req->db = db;
		1871	req->txn = txn;
		1872	req->uint1 = flags;
		1873
		1874	sv_to_dbt (&req->dbt1, key);
		1875
		1876	req->dbt2.flags = DB_DBT_MALLOC;
		1877	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1878
		1879	req->dbt3.flags = DB_DBT_MALLOC;
		1880	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1881	REQ_SEND;
		1882	}
		1883
		1884	void
		1885	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1886	PREINIT:
		1887	CALLBACK
		1888	CODE:
		1889	{
		1890	dREQ (REQ_DB_DEL, 2);
1502	req->db = db;	1891	req->db = db;
1503	req->txn = txn;	1892	req->txn = txn;
1504	req->uint1 = flags;	1893	req->uint1 = flags;
1505	sv_to_dbt (&req->dbt1, key);	1894	sv_to_dbt (&req->dbt1, key);
1506	sv_to_dbt (&req->dbt2, pkey);
1507	req->dbt3.flags = DB_DBT_MALLOC;
1508	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1509	REQ_SEND;	1895	REQ_SEND;
1510	}	1896	}
1511		1897
1512	void	1898	void
1513	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	1899	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1900	PREINIT:
		1901	CALLBACK
1514	CODE:	1902	CODE:
1515	{	1903	{
1516	dREQ (REQ_DB_DEL);	1904	dREQ (REQ_TXN_COMMIT, 0);
1517	req->db = db;	1905	ptr_nuke (ST (0));
1518	req->txn = txn;	1906	req->txn = txn;
1519	req->uint1 = flags;	1907	req->uint1 = flags;
1520	sv_to_dbt (&req->dbt1, key);
1521	REQ_SEND;	1908	REQ_SEND;
1522	}	1909	}
1523		1910
1524	void	1911	void
1525	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)	1912	db_txn_abort (DB_TXN txn, SV callback = 0)
		1913	PREINIT:
		1914	CALLBACK
1526	CODE:	1915	CODE:
1527	{	1916	{
1528	dREQ (REQ_TXN_COMMIT);	1917	dREQ (REQ_TXN_ABORT, 0);
		1918	ptr_nuke (ST (0));
		1919	req->txn = txn;
		1920	REQ_SEND;
		1921	}
		1922
		1923	void
		1924	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1925	PREINIT:
		1926	CALLBACK
		1927	CODE:
		1928	{
		1929	dREQ (REQ_TXN_FINISH, 0);
		1930	ptr_nuke (ST (0));
1529	req->txn = txn;	1931	req->txn = txn;
1530	req->uint1 = flags;	1932	req->uint1 = flags;
1531	REQ_SEND;	1933	REQ_SEND;
		1934	}
		1935
		1936	void
		1937	db_c_close (DBC dbc, SV callback = 0)
		1938	PREINIT:
		1939	CALLBACK
		1940	CODE:
		1941	{
		1942	dREQ (REQ_C_CLOSE, 0);
1532	ptr_nuke (ST (0));	1943	ptr_nuke (ST (0));
1533	}
1534
1535	void
1536	db_txn_abort (DB_TXN txn, SV callback = &PL_sv_undef)
1537	CODE:
1538	{
1539	dREQ (REQ_TXN_ABORT);
1540	req->txn = txn;
1541	REQ_SEND;
1542	ptr_nuke (ST (0));
1543	}
1544
1545	void
1546	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)
1547	CODE:
1548	{
1549	dREQ (REQ_TXN_FINISH);
1550	req->txn = txn;
1551	req->uint1 = flags;
1552	REQ_SEND;
1553	ptr_nuke (ST (0));
1554	}
1555
1556	void
1557	db_c_close (DBC dbc, SV callback = &PL_sv_undef)
1558	CODE:
1559	{
1560	dREQ (REQ_C_CLOSE);
1561	req->dbc = dbc;	1944	req->dbc = dbc;
1562	REQ_SEND;	1945	REQ_SEND;
1563	ptr_nuke (ST (0));
1564	}	1946	}
1565		1947
1566	void	1948	void
1567	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = &PL_sv_undef)	1949	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
		1950	PREINIT:
		1951	CALLBACK
1568	CODE:	1952	CODE:
1569	{	1953	{
1570	dREQ (REQ_C_COUNT);	1954	dREQ (REQ_C_COUNT, 1);
1571	req->dbc = dbc;	1955	req->dbc = dbc;
1572	req->sv1 = SvREFCNT_inc (count);	1956	req->sv1 = SvREFCNT_inc (count);
1573	REQ_SEND;	1957	REQ_SEND;
1574	}	1958	}
1575		1959
1576	void	1960	void
1577	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1961	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)
		1962	PREINIT:
		1963	CALLBACK
1578	CODE:	1964	CODE:
1579	{	1965	{
1580	dREQ (REQ_C_PUT);	1966	dREQ (REQ_C_PUT, 1);
1581	req->dbc = dbc;	1967	req->dbc = dbc;
1582	sv_to_dbt (&req->dbt1, key);	1968	sv_to_dbt (&req->dbt1, key);
1583	sv_to_dbt (&req->dbt2, data);	1969	sv_to_dbt (&req->dbt2, data);
1584	req->uint1 = flags;	1970	req->uint1 = flags;
1585	REQ_SEND;	1971	REQ_SEND;
1586	}	1972	}
1587		1973
1588	void	1974	void
1589	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1975	db_c_get (DBC dbc, SV key, SV_mutable data, U32 flags = 0, SV callback = 0)
		1976	PREINIT:
		1977	CALLBACK
1590	CODE:	1978	CODE:
1591	{	1979	{
		1980	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		1981	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		1982	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		1983	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		1984	"key",
		1985	"BDB::db_c_get");
		1986
		1987	{
1592	dREQ (REQ_C_GET);	1988	dREQ (REQ_C_GET, 1);
		1989	req->dbc = dbc;
		1990	req->uint1 = flags;
		1991	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		1992	sv_to_dbt (&req->dbt1, key);
		1993	else
		1994	{
		1995	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		1996	sv_to_dbt (&req->dbt1, key);
		1997	else
		1998	req->dbt1.flags = DB_DBT_MALLOC;
		1999
		2000	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2001	}
		2002
		2003	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2004	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2005	sv_to_dbt (&req->dbt3, data);
		2006	else
		2007	req->dbt3.flags = DB_DBT_MALLOC;
		2008
		2009	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2010	REQ_SEND;
		2011	}
		2012	}
		2013
		2014	void
		2015	db_c_pget (DBC dbc, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV *callback = 0)
		2016	PREINIT:
		2017	CALLBACK
		2018	CODE:
		2019	{
		2020	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2021	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2022	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2023	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2024	"key",
		2025	"BDB::db_c_pget");
		2026
		2027	{
		2028	dREQ (REQ_C_PGET, 1);
		2029	req->dbc = dbc;
		2030	req->uint1 = flags;
		2031	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2032	sv_to_dbt (&req->dbt1, key);
		2033	else
		2034	{
		2035	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2036	sv_to_dbt (&req->dbt1, key);
		2037	else
		2038	req->dbt1.flags = DB_DBT_MALLOC;
		2039
		2040	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2041	}
		2042
		2043	req->dbt2.flags = DB_DBT_MALLOC;
		2044	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2045
		2046	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2047	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2048	sv_to_dbt (&req->dbt3, data);
		2049	else
		2050	req->dbt3.flags = DB_DBT_MALLOC;
		2051
		2052	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2053	REQ_SEND;
		2054	}
		2055	}
		2056
		2057	void
		2058	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
		2059	PREINIT:
		2060	CALLBACK
		2061	CODE:
		2062	{
		2063	dREQ (REQ_C_DEL, 1);
1593	req->dbc = dbc;	2064	req->dbc = dbc;
1594	req->uint1 = flags;	2065	req->uint1 = flags;
1595	if ((flags & DB_SET) == DB_SET
1596	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1597	sv_to_dbt (&req->dbt1, key);
1598	else
1599	req->dbt1.flags = DB_DBT_MALLOC;
1600
1601	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1602
1603	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1604	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1605	sv_to_dbt (&req->dbt3, data);
1606	else
1607	req->dbt3.flags = DB_DBT_MALLOC;
1608
1609	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1610	REQ_SEND;	2066	REQ_SEND;
1611	}	2067	}
1612		2068
1613	void
1614	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
1615	CODE:
1616	{
1617	dREQ (REQ_C_PGET);
1618	req->dbc = dbc;
1619	req->uint1 = flags;
1620	if ((flags & DB_SET) == DB_SET
1621	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1622	sv_to_dbt (&req->dbt1, key);
1623	else
1624	req->dbt1.flags = DB_DBT_MALLOC;
1625		2069
1626	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2070	#if DB_VERSION_MINOR >= 3
1627		2071
1628	req->dbt2.flags = DB_DBT_MALLOC;
1629	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1630
1631	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1632	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1633	sv_to_dbt (&req->dbt3, data);
1634	else
1635	req->dbt3.flags = DB_DBT_MALLOC;
1636
1637	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1638	REQ_SEND;
1639	}
1640
1641	void	2072	void
1642	db_c_del (DBC dbc, U32 flags = 0, SV callback = &PL_sv_undef)
1643	CODE:
1644	{
1645	dREQ (REQ_C_DEL);
1646	req->dbc = dbc;
1647	req->uint1 = flags;
1648	REQ_SEND;
1649	}
1650
1651
1652	void
1653	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	2073	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
		2074	PREINIT:
		2075	CALLBACK
1654	CODE:	2076	CODE:
1655	{	2077	{
1656	dREQ (REQ_SEQ_OPEN);	2078	dREQ (REQ_SEQ_OPEN, 2);
1657	req->seq = seq;	2079	req->seq = seq;
1658	req->txn = txnid;	2080	req->txn = txnid;
1659	req->uint1 = flags \| DB_THREAD;	2081	req->uint1 = flags \| DB_THREAD;
1660	sv_to_dbt (&req->dbt1, key);	2082	sv_to_dbt (&req->dbt1, key);
1661	REQ_SEND;	2083	REQ_SEND;
1662	}	2084	}
1663		2085
1664	void	2086	void
1665	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = &PL_sv_undef)	2087	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
		2088	PREINIT:
		2089	CALLBACK
1666	CODE:	2090	CODE:
1667	{	2091	{
1668	dREQ (REQ_SEQ_CLOSE);	2092	dREQ (REQ_SEQ_CLOSE, 0);
		2093	ptr_nuke (ST (0));
1669	req->seq = seq;	2094	req->seq = seq;
1670	req->uint1 = flags;	2095	req->uint1 = flags;
1671	REQ_SEND;	2096	REQ_SEND;
1672	ptr_nuke (ST (0));
1673	}	2097	}
1674		2098
1675	void	2099	void
1676	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = &PL_sv_undef)	2100	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV_mutable seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
		2101	PREINIT:
		2102	CALLBACK
1677	CODE:	2103	CODE:
1678	{	2104	{
1679	dREQ (REQ_SEQ_GET);	2105	dREQ (REQ_SEQ_GET, 2);
1680	req->seq = seq;	2106	req->seq = seq;
1681	req->txn = txnid;	2107	req->txn = txnid;
1682	req->int1 = delta;	2108	req->int1 = delta;
1683	req->uint1 = flags;	2109	req->uint1 = flags;
1684	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2110	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1685	REQ_SEND;	2111	REQ_SEND;
1686	}	2112	}
1687		2113
1688	void	2114	void
1689	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	2115	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = 0)
		2116	PREINIT:
		2117	CALLBACK
1690	CODE:	2118	CODE:
1691	{	2119	{
1692	dREQ (REQ_SEQ_REMOVE);	2120	dREQ (REQ_SEQ_REMOVE, 2);
1693	req->seq = seq;	2121	req->seq = seq;
1694	req->txn = txnid;	2122	req->txn = txnid;
1695	req->uint1 = flags;	2123	req->uint1 = flags;
1696	REQ_SEND;	2124	REQ_SEND;
1697	}	2125	}
1698		2126
		2127	#endif
		2128
1699		2129
1700	MODULE = BDB PACKAGE = BDB::Env	2130	MODULE = BDB PACKAGE = BDB::Env
1701		2131
1702	void	2132	void
1703	DESTROY (DB_ENV_ornull *env)	2133	DESTROY (DB_ENV_ornuked *env)
1704	CODE:	2134	CODE:
1705	if (env)	2135	if (env)
1706	env->close (env, 0);	2136	env->close (env, 0);
1707		2137
1708	int set_data_dir (DB_ENV env, const char dir)	2138	int set_data_dir (DB_ENV env, const char dir)
…		…
1733	CODE:	2163	CODE:
1734	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2164	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1735	OUTPUT:	2165	OUTPUT:
1736	RETVAL	2166	RETVAL
1737		2167
1738	int set_flags (DB_ENV *env, U32 flags, int onoff)	2168	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1739	CODE:	2169	CODE:
1740	RETVAL = env->set_flags (env, flags, onoff);	2170	RETVAL = env->set_flags (env, flags, onoff);
1741	OUTPUT:	2171	OUTPUT:
1742	RETVAL	2172	RETVAL
1743		2173
		2174	#if DB_VERSION_MINOR >= 7
		2175
		2176	int set_intermediate_dir_mode (DB_ENV env, const char mode)
		2177	CODE:
		2178	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2179	OUTPUT:
		2180	RETVAL
		2181
		2182	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2183	CODE:
		2184	RETVAL = env->log_set_config (env, flags, onoff);
		2185	OUTPUT:
		2186	RETVAL
		2187
		2188	#endif
		2189
		2190
1744	void set_errfile (DB_ENV env, FILE errfile = 0)	2191	void set_errfile (DB_ENV env, FILE errfile = 0)
1745	CODE:	2192	CODE:
1746	env->set_errfile (env, errfile);	2193	env->set_errfile (env, errfile);
1747		2194
1748	void set_msgfile (DB_ENV env, FILE msgfile = 0)	2195	void set_msgfile (DB_ENV env, FILE msgfile = 0)
1749	CODE:	2196	CODE:
1750	env->set_msgfile (env, msgfile);	2197	env->set_msgfile (env, msgfile);
1751		2198
1752	int set_verbose (DB_ENV *env, U32 which, int onoff = 1)	2199	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1753	CODE:	2200	CODE:
1754	RETVAL = env->set_verbose (env, which, onoff);	2201	RETVAL = env->set_verbose (env, which, onoff);
1755	OUTPUT:	2202	OUTPUT:
1756	RETVAL	2203	RETVAL
1757		2204
…		…
1818	int set_lg_max (DB_ENV *env, U32 max)	2265	int set_lg_max (DB_ENV *env, U32 max)
1819	CODE:	2266	CODE:
1820	RETVAL = env->set_lg_max (env, max);	2267	RETVAL = env->set_lg_max (env, max);
1821	OUTPUT:	2268	OUTPUT:
1822	RETVAL	2269	RETVAL
		2270
		2271	#if DB_VERSION_MINOR >= 4
1823		2272
1824	int mutex_set_max (DB_ENV *env, U32 max)	2273	int mutex_set_max (DB_ENV *env, U32 max)
1825	CODE:	2274	CODE:
1826	RETVAL = env->mutex_set_max (env, max);	2275	RETVAL = env->mutex_set_max (env, max);
1827	OUTPUT:	2276	OUTPUT:
…		…
1843	CODE:	2292	CODE:
1844	RETVAL = env->mutex_set_align (env, align);	2293	RETVAL = env->mutex_set_align (env, align);
1845	OUTPUT:	2294	OUTPUT:
1846	RETVAL	2295	RETVAL
1847		2296
		2297	#endif
		2298
1848	DB_TXN *	2299	DB_TXN *
1849	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)	2300	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
1850	CODE:	2301	CODE:
1851	errno = env->txn_begin (env, parent, &RETVAL, flags);	2302	errno = env->txn_begin (env, parent, &RETVAL, flags);
1852	if (errno)	2303	if (errno)
1853	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2304	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1854	OUTPUT:	2305	OUTPUT:
1855	RETVAL	2306	RETVAL
1856		2307
		2308	#if DB_VERSION_MINOR >= 5
		2309
		2310	DB_TXN *
		2311	cdsgroup_begin (DB_ENV *env)
		2312	CODE:
		2313	errno = env->cdsgroup_begin (env, &RETVAL);
		2314	if (errno)
		2315	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2316	OUTPUT:
		2317	RETVAL
		2318
		2319	#endif
		2320
1857	MODULE = BDB PACKAGE = BDB::Db	2321	MODULE = BDB PACKAGE = BDB::Db
1858		2322
1859	void	2323	void
1860	DESTROY (DB_ornull *db)	2324	DESTROY (DB_ornuked *db)
1861	CODE:	2325	CODE:
1862	if (db)	2326	if (db)
1863	{	2327	{
1864	SV env = (SV )db->app_private;	2328	SV env = (SV )db->app_private;
1865	db->close (db, 0);	2329	db->close (db, 0);
…		…
1870	CODE:	2334	CODE:
1871	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2335	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1872	OUTPUT:	2336	OUTPUT:
1873	RETVAL	2337	RETVAL
1874		2338
		2339	int set_pagesize (DB *db, U32 pagesize)
		2340	CODE:
		2341	RETVAL = db->set_pagesize (db, pagesize);
		2342	OUTPUT:
		2343	RETVAL
		2344
1875	int set_flags (DB *db, U32 flags)	2345	int set_flags (DB *db, U32 flags)
1876	CODE:	2346	CODE:
1877	RETVAL = db->set_flags (db, flags);	2347	RETVAL = db->set_flags (db, flags);
1878	OUTPUT:	2348	OUTPUT:
1879	RETVAL	2349	RETVAL
…		…
1945	if (errno)	2415	if (errno)
1946	croak ("DB->cursor: %s", db_strerror (errno));	2416	croak ("DB->cursor: %s", db_strerror (errno));
1947	OUTPUT:	2417	OUTPUT:
1948	RETVAL	2418	RETVAL
1949		2419
		2420	#if DB_VERSION_MINOR >= 3
		2421
1950	DB_SEQUENCE *	2422	DB_SEQUENCE *
1951	sequence (DB *db, U32 flags = 0)	2423	sequence (DB *db, U32 flags = 0)
1952	CODE:	2424	CODE:
1953	{	2425	{
1954	errno = db_sequence_create (&RETVAL, db, flags);	2426	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1956	croak ("db_sequence_create: %s", db_strerror (errno));	2428	croak ("db_sequence_create: %s", db_strerror (errno));
1957	}	2429	}
1958	OUTPUT:	2430	OUTPUT:
1959	RETVAL	2431	RETVAL
1960		2432
		2433	#endif
		2434
1961		2435
1962	MODULE = BDB PACKAGE = BDB::Txn	2436	MODULE = BDB PACKAGE = BDB::Txn
1963		2437
1964	void	2438	void
1965	DESTROY (DB_TXN_ornull *txn)	2439	DESTROY (DB_TXN_ornuked *txn)
1966	CODE:	2440	CODE:
1967	if (txn)	2441	if (txn)
1968	txn->abort (txn);	2442	txn->abort (txn);
1969		2443
1970	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)	2444	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
…		…
1981		2455
1982		2456
1983	MODULE = BDB PACKAGE = BDB::Cursor	2457	MODULE = BDB PACKAGE = BDB::Cursor
1984		2458
1985	void	2459	void
1986	DESTROY (DBC_ornull *dbc)	2460	DESTROY (DBC_ornuked *dbc)
1987	CODE:	2461	CODE:
1988	if (dbc)	2462	if (dbc)
1989	dbc->c_close (dbc);	2463	dbc->c_close (dbc);
1990		2464
		2465	#if DB_VERSION_MINOR >= 6
		2466
		2467	int set_priority (DBC *dbc, int priority)
		2468	CODE:
		2469	dbc->set_priority (dbc, priority);
		2470
		2471	#endif
		2472
		2473	#if DB_VERSION_MINOR >= 3
		2474
1991	MODULE = BDB PACKAGE = BDB::Sequence	2475	MODULE = BDB PACKAGE = BDB::Sequence
1992		2476
1993	void	2477	void
1994	DESTROY (DB_SEQUENCE_ornull *seq)	2478	DESTROY (DB_SEQUENCE_ornuked *seq)
1995	CODE:	2479	CODE:
1996	if (seq)	2480	if (seq)
1997	seq->close (seq, 0);	2481	seq->close (seq, 0);
1998		2482
1999	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2483	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
2018	CODE:	2502	CODE:
2019	RETVAL = seq->set_range (seq, min, max);	2503	RETVAL = seq->set_range (seq, min, max);
2020	OUTPUT:	2504	OUTPUT:
2021	RETVAL	2505	RETVAL
2022		2506
		2507	#endif
		2508
		2509

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Comparing BDB/BDB.xs (file contents): Revision 1.23 by root, Fri Dec 7 13:38:54 2007 UTC vs. Revision 1.70 by root, Wed Jul 15 14:53:52 2009 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.23 by root, Fri Dec 7 13:38:54 2007 UTC vs.
Revision 1.70 by root, Wed Jul 15 14:53:52 2009 UTC