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

Comparing BDB/BDB.xs (file contents):
Revision 1.21 by root, Thu Dec 6 02:44:48 2007 UTC vs.
Revision 1.66 by root, Sun Jan 4 10:48:15 2009 UTC

…		…
		1	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
		2
1	#include "xthread.h"	3	#include "xthread.h"
2		4
3	#include <errno.h>	5	#include <errno.h>
4		6
5	#include "EXTERN.h"	7	#include "EXTERN.h"
27	# include <unistd.h>	29	# include <unistd.h>
28	#endif	30	#endif
29		31
30	#include <db.h>	32	#include <db.h>
31		33
32	#if DB_VERSION_MAJOR < 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4)	34	#if DB_VERSION_MAJOR != 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
33	# error you need Berkeley DB 4.4 or newer installed	35	# error you need Berkeley DB 4.3 or a newer 4.x version installed
34	#endif	36	#endif
35		37
36	/* number of seconds after which idle threads exit */	38	/* number of seconds after which idle threads exit */
37	#define IDLE_TIMEOUT 10	39	#define IDLE_TIMEOUT 10
		40
		41	typedef SV SV_mutable;
38		42
39	typedef DB_ENV DB_ENV_ornull;	43	typedef DB_ENV DB_ENV_ornull;
40	typedef DB_TXN DB_TXN_ornull;	44	typedef DB_TXN DB_TXN_ornull;
41	typedef DBC DBC_ornull;	45	typedef DBC DBC_ornull;
42	typedef DB DB_ornull;	46	typedef DB DB_ornull;
		47
		48	typedef DB_ENV DB_ENV_ornuked;
		49	typedef DB_TXN DB_TXN_ornuked;
		50	typedef DBC DBC_ornuked;
		51	typedef DB DB_ornuked;
		52
		53	#if DB_VERSION_MINOR >= 3
43	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	54	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		55	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		56	#endif
44		57
45	typedef SV SV8; /* byte-sv, used for argument-checking */	58	typedef char *bdb_filename;
46	typedef char *octetstring;
47		59
48	static SV *prepare_cb;	60	static SV *prepare_cb;
49		61
50	#if DB_VERSION_MINOR >= 6	62	#if DB_VERSION_MINOR >= 6
51	# define c_close close	63	# define c_close close
…		…
55	# define c_get get	67	# define c_get get
56	# define c_pget pget	68	# define c_pget pget
57	# define c_put put	69	# define c_put put
58	#endif	70	#endif
59		71
		72	static char *
		73	get_bdb_filename (SV *sv)
		74	{
		75	if (!SvOK (sv))
		76	return 0;
		77
		78	#if _WIN32
		79	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		80	{
		81	STRLEN len;
		82	char *src = SvPVbyte (sv, len);
		83	SV *t1 = sv_newmortal ();
		84	SV *t2 = sv_newmortal ();
		85
		86	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		87	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		88
		89	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		90	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		91	SvPOK_only (t2);
		92	SvPVX (t2)[len] = 0;
		93	SvCUR_set (t2, len);
		94
		95	return SvPVX (t2);
		96	}
		97	#else
		98	return SvPVbyte_nolen (sv);
		99	#endif
		100	}
		101
60	static void	102	static void
61	debug_errcall (const DB_ENV dbenv, const char errpfx, const char *msg)	103	debug_errcall (const DB_ENV dbenv, const char errpfx, const char *msg)
62	{	104	{
63	printf ("err[%s]\n", msg);	105	printf ("err[%s]\n", msg);
64	}	106	}
…		…
91	dbt_to_sv (SV sv, DBT dbt)	133	dbt_to_sv (SV sv, DBT dbt)
92	{	134	{
93	if (sv)	135	if (sv)
94	{	136	{
95	SvREADONLY_off (sv);	137	SvREADONLY_off (sv);
		138
		139	if (dbt->data)
96	sv_setpvn_mg (sv, dbt->data, dbt->size);	140	sv_setpvn_mg (sv, dbt->data, dbt->size);
		141	else
		142	sv_setsv_mg (sv, &PL_sv_undef);
		143
97	SvREFCNT_dec (sv);	144	SvREFCNT_dec (sv);
98	}	145	}
99		146
100	free (dbt->data);	147	free (dbt->data);
101	}	148	}
102		149
103	enum {	150	enum {
104	REQ_QUIT,	151	REQ_QUIT,
105	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	152	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
106	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	153	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
		154	REQ_ENV_LOG_ARCHIVE,
107	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC,	155	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
108	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	156	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
109	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,	157	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
110	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,	158	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
111	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,	159	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
112	};	160	};
113		161
114	typedef struct aio_cb	162	typedef struct bdb_cb
115	{	163	{
116	struct aio_cb *volatile next;	164	struct bdb_cb *volatile next;
117	SV *callback;	165	SV *callback;
118	int type, pri, result;	166	int type, pri, result;
119		167
120	DB_ENV *env;	168	DB_ENV *env;
121	DB *db;	169	DB *db;
…		…
123	DBC *dbc;	171	DBC *dbc;
124		172
125	UV uv1;	173	UV uv1;
126	int int1, int2;	174	int int1, int2;
127	U32 uint1, uint2;	175	U32 uint1, uint2;
128	char buf1, buf2;	176	char buf1, buf2, *buf3;
129	SV sv1, sv2, *sv3;	177	SV sv1, sv2, *sv3;
130		178
131	DBT dbt1, dbt2, dbt3;	179	DBT dbt1, dbt2, dbt3;
132	DB_KEY_RANGE key_range;	180	DB_KEY_RANGE key_range;
		181	#if DB_VERSION_MINOR >= 3
133	DB_SEQUENCE *seq;	182	DB_SEQUENCE *seq;
134	db_seq_t seq_t;	183	db_seq_t seq_t;
135	} aio_cb;	184	#endif
136		185
		186	SV rsv1, rsv2; // keep some request objects alive
		187	} bdb_cb;
		188
137	typedef aio_cb *aio_req;	189	typedef bdb_cb *bdb_req;
138		190
139	enum {	191	enum {
140	PRI_MIN = -4,	192	PRI_MIN = -4,
141	PRI_MAX = 4,	193	PRI_MAX = 4,
142		194
…		…
145	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	197	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
146	};	198	};
147		199
148	#define AIO_TICKS ((1000000 + 1023) >> 10)	200	#define AIO_TICKS ((1000000 + 1023) >> 10)
149		201
		202	static SV *on_next_submit;
		203
150	static unsigned int max_poll_time = 0;	204	static unsigned int max_poll_time = 0;
151	static unsigned int max_poll_reqs = 0;	205	static unsigned int max_poll_reqs = 0;
152		206
153	/* calculcate time difference in ~1/AIO_TICKS of a second */	207	/* calculcate time difference in ~1/AIO_TICKS of a second */
154	static int tvdiff (struct timeval tv1, struct timeval tv2)	208	static int tvdiff (struct timeval tv1, struct timeval tv2)
…		…
169	struct worker prev, next;	223	struct worker prev, next;
170		224
171	thread_t tid;	225	thread_t tid;
172		226
173	/* locked by reslock, reqlock or wrklock */	227	/* locked by reslock, reqlock or wrklock */
174	aio_req req; /* currently processed request */	228	bdb_req req; /* currently processed request */
175	void *dbuf;	229	void *dbuf;
176	DIR *dirp;	230	DIR *dirp;
177	} worker;	231	} worker;
178		232
179	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	233	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
199	static mutex_t reqlock = X_MUTEX_INIT;	253	static mutex_t reqlock = X_MUTEX_INIT;
200	static cond_t reqwait = X_COND_INIT;	254	static cond_t reqwait = X_COND_INIT;
201		255
202	#if WORDACCESS_UNSAFE	256	#if WORDACCESS_UNSAFE
203		257
204	static unsigned int get_nready ()	258	static unsigned int get_nready (void)
205	{	259	{
206	unsigned int retval;	260	unsigned int retval;
207		261
208	X_LOCK (reqlock);	262	X_LOCK (reqlock);
209	retval = nready;	263	retval = nready;
210	X_UNLOCK (reqlock);	264	X_UNLOCK (reqlock);
211		265
212	return retval;	266	return retval;
213	}	267	}
214		268
215	static unsigned int get_npending ()	269	static unsigned int get_npending (void)
216	{	270	{
217	unsigned int retval;	271	unsigned int retval;
218		272
219	X_LOCK (reslock);	273	X_LOCK (reslock);
220	retval = npending;	274	retval = npending;
221	X_UNLOCK (reslock);	275	X_UNLOCK (reslock);
222		276
223	return retval;	277	return retval;
224	}	278	}
225		279
226	static unsigned int get_nthreads ()	280	static unsigned int get_nthreads (void)
227	{	281	{
228	unsigned int retval;	282	unsigned int retval;
229		283
230	X_LOCK (wrklock);	284	X_LOCK (wrklock);
231	retval = started;	285	retval = started;
…		…
246	* a somewhat faster data structure might be nice, but	300	* a somewhat faster data structure might be nice, but
247	* with 8 priorities this actually needs <20 insns	301	* with 8 priorities this actually needs <20 insns
248	* per shift, the most expensive operation.	302	* per shift, the most expensive operation.
249	*/	303	*/
250	typedef struct {	304	typedef struct {
251	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	305	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
252	int size;	306	int size;
253	} reqq;	307	} reqq;
254		308
255	static reqq req_queue;	309	static reqq req_queue;
256	static reqq res_queue;	310	static reqq res_queue;
257		311
258	int reqq_push (reqq *q, aio_req req)	312	int reqq_push (reqq *q, bdb_req req)
259	{	313	{
260	int pri = req->pri;	314	int pri = req->pri;
261	req->next = 0;	315	req->next = 0;
262		316
263	if (q->qe[pri])	317	if (q->qe[pri])
…		…
269	q->qe[pri] = q->qs[pri] = req;	323	q->qe[pri] = q->qs[pri] = req;
270		324
271	return q->size++;	325	return q->size++;
272	}	326	}
273		327
274	aio_req reqq_shift (reqq *q)	328	bdb_req reqq_shift (reqq *q)
275	{	329	{
276	int pri;	330	int pri;
277		331
278	if (!q->size)	332	if (!q->size)
279	return 0;	333	return 0;
280		334
281	--q->size;	335	--q->size;
282		336
283	for (pri = NUM_PRI; pri--; )	337	for (pri = NUM_PRI; pri--; )
284	{	338	{
285	aio_req req = q->qs[pri];	339	bdb_req req = q->qs[pri];
286		340
287	if (req)	341	if (req)
288	{	342	{
289	if (!(q->qs[pri] = req->next))	343	if (!(q->qs[pri] = req->next))
290	q->qe[pri] = 0;	344	q->qe[pri] = 0;
…		…
294	}	348	}
295		349
296	abort ();	350	abort ();
297	}	351	}
298		352
299	static int poll_cb ();	353	static int poll_cb (void);
300	static void req_free (aio_req req);	354	static void req_free (bdb_req req);
301	static void req_cancel (aio_req req);
302		355
303	static int req_invoke (aio_req req)	356	static int req_invoke (bdb_req req)
304	{	357	{
305	dSP;	358	switch (req->type)
306
307	if (SvOK (req->callback))
308	{	359	{
		360	case REQ_DB_CLOSE:
		361	SvREFCNT_dec (req->sv1);
		362	break;
		363
		364	case REQ_DB_GET:
		365	case REQ_DB_PGET:
		366	case REQ_C_GET:
		367	case REQ_C_PGET:
		368	case REQ_DB_PUT:
		369	case REQ_C_PUT:
		370	dbt_to_sv (req->sv1, &req->dbt1);
		371	dbt_to_sv (req->sv2, &req->dbt2);
		372	dbt_to_sv (req->sv3, &req->dbt3);
		373	break;
		374
		375	case REQ_DB_KEY_RANGE:
		376	{
		377	AV *av = newAV ();
		378
		379	av_push (av, newSVnv (req->key_range.less));
		380	av_push (av, newSVnv (req->key_range.equal));
		381	av_push (av, newSVnv (req->key_range.greater));
		382
		383	av = (AV )newRV_noinc ((SV )av);
		384
		385	SvREADONLY_off (req->sv1);
		386	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		387	SvREFCNT_dec (av);
		388	SvREFCNT_dec (req->sv1);
		389	}
		390	break;
		391
		392	#if DB_VERSION_MINOR >= 3
		393	case REQ_SEQ_GET:
		394	SvREADONLY_off (req->sv1);
		395
		396	if (sizeof (IV) > 4)
		397	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		398	else
		399	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		400
		401	SvREFCNT_dec (req->sv1);
		402	break;
		403	#endif
		404
		405	case REQ_ENV_LOG_ARCHIVE:
		406	{
		407	AV *av = newAV ();
		408	char listp = (char )req->buf1;
		409
		410	if (listp)
		411	while (*listp)
		412	av_push (av, newSVpv (*listp, 0)), ++listp;
		413
		414	av = (AV )newRV_noinc ((SV )av);
		415
		416	SvREADONLY_off (req->sv1);
		417	sv_setsv_mg (req->sv1, (SV *)av);
		418	SvREFCNT_dec (av);
		419	SvREFCNT_dec (req->sv1);
		420	}
		421	break;
		422	}
		423
		424	errno = req->result;
		425
		426	if (req->callback)
		427	{
		428	dSP;
		429
309	ENTER;	430	ENTER;
310	SAVETMPS;	431	SAVETMPS;
311	PUSHMARK (SP);	432	PUSHMARK (SP);
312		433
313	switch (req->type)
314	{
315	case REQ_DB_CLOSE:
316	SvREFCNT_dec (req->sv1);
317	break;
318
319	case REQ_DB_GET:
320	case REQ_DB_PGET:
321	dbt_to_sv (req->sv3, &req->dbt3);
322	break;
323
324	case REQ_C_GET:
325	case REQ_C_PGET:
326	dbt_to_sv (req->sv1, &req->dbt1);
327	dbt_to_sv (req->sv2, &req->dbt2);
328	dbt_to_sv (req->sv3, &req->dbt3);
329	break;
330
331	case REQ_DB_KEY_RANGE:
332	{
333	AV *av = newAV ();
334
335	av_push (av, newSVnv (req->key_range.less));
336	av_push (av, newSVnv (req->key_range.equal));
337	av_push (av, newSVnv (req->key_range.greater));
338
339	SvREADONLY_off (req->sv1);
340	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
341	SvREFCNT_dec (req->sv1);
342	}
343	break;
344
345	case REQ_SEQ_GET:
346	SvREADONLY_off (req->sv1);
347
348	if (sizeof (IV) > 4)
349	sv_setiv_mg (req->sv1, (IV)req->seq_t);
350	else
351	sv_setnv_mg (req->sv1, (NV)req->seq_t);
352
353	SvREFCNT_dec (req->sv1);
354	break;
355	}
356
357	errno = req->result;
358
359	PUTBACK;	434	PUTBACK;
360	call_sv (req->callback, G_VOID \| G_EVAL);	435	call_sv (req->callback, G_VOID \| G_EVAL);
361	SPAGAIN;	436	SPAGAIN;
362		437
363	FREETMPS;	438	FREETMPS;
364	LEAVE;	439	LEAVE;
		440
		441	return !SvTRUE (ERRSV);
365	}	442	}
366		443
367	return !SvTRUE (ERRSV);	444	return 1;
368	}	445	}
369		446
370	static void req_free (aio_req req)	447	static void req_free (bdb_req req)
371	{	448	{
		449	SvREFCNT_dec (req->callback);
		450
		451	SvREFCNT_dec (req->rsv1);
		452	SvREFCNT_dec (req->rsv2);
		453
372	free (req->buf1);	454	free (req->buf1);
373	free (req->buf2);	455	free (req->buf2);
		456	free (req->buf3);
		457
374	Safefree (req);	458	Safefree (req);
375	}	459	}
376		460
377	#ifdef USE_SOCKETS_AS_HANDLES	461	#ifdef USE_SOCKETS_AS_HANDLES
378	# define TO_SOCKET(x) (win32_get_osfhandle (x))	462	# define TO_SOCKET(x) (win32_get_osfhandle (x))
379	#else	463	#else
		464	# define EV_SELECT_IS_WINSOCKET 1
380	# define TO_SOCKET(x) (x)	465	# define TO_SOCKET(x) (x)
381	#endif	466	#endif
382		467
		468	#ifdef _WIN32
		469	/* taken verbatim from libev's ev_win32.c */
		470	/* oh, the humanity! */
		471	static int
		472	ev_pipe (int filedes [2])
		473	{
		474	struct sockaddr_in addr = { 0 };
		475	int addr_size = sizeof (addr);
		476	struct sockaddr_in adr2;
		477	int adr2_size;
		478	SOCKET listener;
		479	SOCKET sock [2] = { -1, -1 };
		480
		481	if ((listener = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET)
		482	return -1;
		483
		484	addr.sin_family = AF_INET;
		485	addr.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
		486	addr.sin_port = 0;
		487
		488	if (bind (listener, (struct sockaddr *)&addr, addr_size))
		489	goto fail;
		490
		491	if (getsockname (listener, (struct sockaddr *)&addr, &addr_size))
		492	goto fail;
		493
		494	if (listen (listener, 1))
		495	goto fail;
		496
		497	if ((sock [0] = socket (AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET)
		498	goto fail;
		499
		500	if (connect (sock [0], (struct sockaddr *)&addr, addr_size))
		501	goto fail;
		502
		503	if ((sock [1] = accept (listener, 0, 0)) < 0)
		504	goto fail;
		505
		506	/* windows vista returns fantasy port numbers for getpeername.
		507	* example for two interconnected tcp sockets:
		508	*
		509	* (Socket::unpack_sockaddr_in getsockname $sock0)[0] == 53364
		510	* (Socket::unpack_sockaddr_in getpeername $sock0)[0] == 53363
		511	* (Socket::unpack_sockaddr_in getsockname $sock1)[0] == 53363
		512	* (Socket::unpack_sockaddr_in getpeername $sock1)[0] == 53365
		513	*
		514	* wow! tridirectional sockets!
		515	*
		516	* this way of checking ports seems to work:
		517	*/
		518	if (getpeername (sock [0], (struct sockaddr *)&addr, &addr_size))
		519	goto fail;
		520
		521	if (getsockname (sock [1], (struct sockaddr *)&adr2, &adr2_size))
		522	goto fail;
		523
		524	errno = WSAEINVAL;
		525	if (addr_size != adr2_size
		526	\|\| addr.sin_addr.s_addr != adr2.sin_addr.s_addr /* just to be sure, I mean, it's windows */
		527	\|\| addr.sin_port != adr2.sin_port)
		528	goto fail;
		529
		530	closesocket (listener);
		531
		532	#if EV_SELECT_IS_WINSOCKET
		533	filedes [0] = _open_osfhandle (sock [0], 0);
		534	filedes [1] = _open_osfhandle (sock [1], 0);
		535	#else
		536	/* when select isn't winsocket, we also expect socket, connect, accept etc.
		537	* to work on fds */
		538	filedes [0] = sock [0];
		539	filedes [1] = sock [1];
		540	#endif
		541
		542	return 0;
		543
		544	fail:
		545	closesocket (listener);
		546
		547	if (sock [0] != INVALID_SOCKET) closesocket (sock [0]);
		548	if (sock [1] != INVALID_SOCKET) closesocket (sock [1]);
		549
		550	return -1;
		551	}
		552
		553	#define pipe(filedes) ev_pipe(filedes)
		554	#endif
		555
383	static void	556	static void
384	create_respipe ()	557	create_respipe (void)
385	{	558	{
386	#ifdef _WIN32	559	#ifdef _WIN32
387	int arg; /* argg */	560	int arg; /* argg */
388	#endif	561	#endif
389	int old_readfd = respipe [0];	562	int old_readfd = respipe [0];
390		563
391	if (respipe [1] >= 0)	564	if (respipe [1] >= 0)
392	respipe_close (TO_SOCKET (respipe [1]));	565	respipe_close (TO_SOCKET (respipe [1]));
393		566
394	#ifdef _WIN32
395	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
396	#else
397	if (pipe (respipe))	567	if (pipe (respipe))
398	#endif
399	croak ("unable to initialize result pipe");	568	croak ("unable to initialize result pipe");
400		569
401	if (old_readfd >= 0)	570	if (old_readfd >= 0)
402	{	571	{
403	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)	572	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
…		…
419		588
420	respipe_osf [0] = TO_SOCKET (respipe [0]);	589	respipe_osf [0] = TO_SOCKET (respipe [0]);
421	respipe_osf [1] = TO_SOCKET (respipe [1]);	590	respipe_osf [1] = TO_SOCKET (respipe [1]);
422	}	591	}
423		592
		593	static void bdb_request (bdb_req req);
424	X_THREAD_PROC (bdb_proc);	594	X_THREAD_PROC (bdb_proc);
425		595
426	static void start_thread (void)	596	static void start_thread (void)
427	{	597	{
428	worker *wrk = calloc (1, sizeof (worker));	598	worker *wrk = calloc (1, sizeof (worker));
…		…
443	free (wrk);	613	free (wrk);
444		614
445	X_UNLOCK (wrklock);	615	X_UNLOCK (wrklock);
446	}	616	}
447		617
448	static void maybe_start_thread ()	618	static void maybe_start_thread (void)
449	{	619	{
450	if (get_nthreads () >= wanted)	620	if (get_nthreads () >= wanted)
451	return;	621	return;
452		622
453	/* todo: maybe use idle here, but might be less exact */	623	/* todo: maybe use idle here, but might be less exact */
…		…
455	return;	625	return;
456		626
457	start_thread ();	627	start_thread ();
458	}	628	}
459		629
460	static void req_send (aio_req req)	630	static void req_send (bdb_req req)
461	{	631	{
462	SV *wait_callback = 0;	632	SV *wait_callback = 0;
463		633
464	// synthesize callback if none given	634	if (on_next_submit)
465	if (!SvOK (req->callback))
466	{	635	{
467	int count;
468
469	dSP;	636	dSP;
		637	SV *cb = sv_2mortal (on_next_submit);
		638
		639	on_next_submit = 0;
		640
470	PUSHMARK (SP);	641	PUSHMARK (SP);
471	PUTBACK;	642	PUTBACK;
472	count = call_sv (prepare_cb, G_ARRAY);	643	call_sv (cb, G_DISCARD \| G_EVAL);
473	SPAGAIN;	644	SPAGAIN;
		645	}
474		646
		647	// synthesize callback if none given
		648	if (!req->callback)
		649	{
		650	if (SvOK (prepare_cb))
		651	{
		652	int count;
		653
		654	dSP;
		655	PUSHMARK (SP);
		656	PUTBACK;
		657	count = call_sv (prepare_cb, G_ARRAY);
		658	SPAGAIN;
		659
475	if (count != 2)	660	if (count != 2)
476	croak ("prepare callback must return exactly two values\n");	661	croak ("sync prepare callback must return exactly two values\n");
477		662
478	wait_callback = SvREFCNT_inc (POPs);	663	wait_callback = POPs;
479	SvREFCNT_dec (req->callback);
480	req->callback = SvREFCNT_inc (POPs);	664	req->callback = SvREFCNT_inc (POPs);
		665	}
		666	else
		667	{
		668	// execute request synchronously
		669	bdb_request (req);
		670	req_invoke (req);
		671	req_free (req);
		672	return;
		673	}
481	}	674	}
482		675
483	++nreqs;	676	++nreqs;
484		677
485	X_LOCK (reqlock);	678	X_LOCK (reqlock);
…		…
494	{	687	{
495	dSP;	688	dSP;
496	PUSHMARK (SP);	689	PUSHMARK (SP);
497	PUTBACK;	690	PUTBACK;
498	call_sv (wait_callback, G_DISCARD);	691	call_sv (wait_callback, G_DISCARD);
499	SvREFCNT_dec (wait_callback);
500	}	692	}
501	}	693	}
502		694
503	static void end_thread (void)	695	static void end_thread (void)
504	{	696	{
505	aio_req req;	697	bdb_req req = calloc (1, sizeof (bdb_cb));
506
507	Newz (0, req, 1, aio_cb);
508		698
509	req->type = REQ_QUIT;	699	req->type = REQ_QUIT;
510	req->pri = PRI_MAX + PRI_BIAS;	700	req->pri = PRI_MAX + PRI_BIAS;
511		701
512	X_LOCK (reqlock);	702	X_LOCK (reqlock);
…		…
539		729
540	while (started > wanted)	730	while (started > wanted)
541	end_thread ();	731	end_thread ();
542	}	732	}
543		733
544	static void poll_wait ()	734	static void poll_wait (void)
545	{	735	{
546	fd_set rfd;	736	fd_set rfd;
547		737
548	while (nreqs)	738	while (nreqs)
549	{	739	{
…		…
562		752
563	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	753	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
564	}	754	}
565	}	755	}
566		756
567	static int poll_cb ()	757	static int poll_cb (void)
568	{	758	{
569	dSP;	759	dSP;
570	int count = 0;	760	int count = 0;
571	int maxreqs = max_poll_reqs;	761	int maxreqs = max_poll_reqs;
572	int do_croak = 0;	762	int do_croak = 0;
573	struct timeval tv_start, tv_now;	763	struct timeval tv_start, tv_now;
574	aio_req req;	764	bdb_req req;
575		765
576	if (max_poll_time)	766	if (max_poll_time)
577	gettimeofday (&tv_start, 0);	767	gettimeofday (&tv_start, 0);
578		768
579	for (;;)	769	for (;;)
…		…
638	return count;	828	return count;
639	}	829	}
640		830
641	/*****************************************************************************/	831	/*****************************************************************************/
642		832
		833	static void
		834	bdb_request (bdb_req req)
		835	{
		836	switch (req->type)
		837	{
		838	case REQ_ENV_OPEN:
		839	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		840	break;
		841
		842	case REQ_ENV_CLOSE:
		843	req->result = req->env->close (req->env, req->uint1);
		844	break;
		845
		846	case REQ_ENV_TXN_CHECKPOINT:
		847	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		848	break;
		849
		850	case REQ_ENV_LOCK_DETECT:
		851	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		852	break;
		853
		854	case REQ_ENV_MEMP_SYNC:
		855	req->result = req->env->memp_sync (req->env, 0);
		856	break;
		857
		858	case REQ_ENV_MEMP_TRICKLE:
		859	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		860	break;
		861
		862	case REQ_ENV_DBREMOVE:
		863	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		864	break;
		865
		866	case REQ_ENV_DBRENAME:
		867	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		868	break;
		869
		870	case REQ_DB_OPEN:
		871	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		872	break;
		873
		874	case REQ_DB_CLOSE:
		875	req->result = req->db->close (req->db, req->uint1);
		876	break;
		877
		878	#if DB_VERSION_MINOR >= 4
		879	case REQ_DB_COMPACT:
		880	req->result = req->db->compact (req->db, req->txn, req->dbt1.data ? &req->dbt1 : 0, req->dbt2.data ? &req->dbt2 : 0, 0, req->uint1, 0);
		881	break;
		882	#endif
		883
		884	case REQ_DB_SYNC:
		885	req->result = req->db->sync (req->db, req->uint1);
		886	break;
		887
		888	case REQ_DB_UPGRADE:
		889	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		890	break;
		891
		892	case REQ_DB_PUT:
		893	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		894	break;
		895
		896	#if DB_VERSION_MINOR >= 6
		897	case REQ_DB_EXISTS:
		898	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		899	break;
		900	#endif
		901	case REQ_DB_GET:
		902	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		903	break;
		904
		905	case REQ_DB_PGET:
		906	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		907	break;
		908
		909	case REQ_DB_DEL:
		910	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		911	break;
		912
		913	case REQ_DB_KEY_RANGE:
		914	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		915	break;
		916
		917	case REQ_TXN_COMMIT:
		918	req->result = req->txn->commit (req->txn, req->uint1);
		919	break;
		920
		921	case REQ_TXN_ABORT:
		922	req->result = req->txn->abort (req->txn);
		923	break;
		924
		925	case REQ_TXN_FINISH:
		926	if (req->txn->flags & TXN_DEADLOCK)
		927	{
		928	req->result = req->txn->abort (req->txn);
		929	if (!req->result)
		930	req->result = DB_LOCK_DEADLOCK;
		931	}
		932	else
		933	req->result = req->txn->commit (req->txn, req->uint1);
		934	break;
		935
		936	case REQ_C_CLOSE:
		937	req->result = req->dbc->c_close (req->dbc);
		938	break;
		939
		940	case REQ_C_COUNT:
		941	{
		942	db_recno_t recno;
		943	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		944	req->uv1 = recno;
		945	}
		946	break;
		947
		948	case REQ_C_PUT:
		949	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		950	break;
		951
		952	case REQ_C_GET:
		953	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		954	break;
		955
		956	case REQ_C_PGET:
		957	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		958	break;
		959
		960	case REQ_C_DEL:
		961	req->result = req->dbc->c_del (req->dbc, req->uint1);
		962	break;
		963
		964	#if DB_VERSION_MINOR >= 3
		965	case REQ_SEQ_OPEN:
		966	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		967	break;
		968
		969	case REQ_SEQ_CLOSE:
		970	req->result = req->seq->close (req->seq, req->uint1);
		971	break;
		972
		973	case REQ_SEQ_GET:
		974	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		975	break;
		976
		977	case REQ_SEQ_REMOVE:
		978	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		979	break;
		980	#endif
		981
		982	case REQ_ENV_LOG_ARCHIVE:
		983	{
		984	char *listp = 0; / DB_ARCH_REMOVE does not touch listp, contrary to docs */
		985	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		986	req->buf1 = (char *)listp;
		987	}
		988	break;
		989
		990	default:
		991	req->result = ENOSYS;
		992	break;
		993	}
		994
		995	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		996	req->txn->flags \|= TXN_DEADLOCK;
		997	}
		998
643	X_THREAD_PROC (bdb_proc)	999	X_THREAD_PROC (bdb_proc)
644	{	1000	{
645	aio_req req;	1001	bdb_req req;
646	struct timespec ts;	1002	struct timespec ts;
647	worker self = (worker )thr_arg;	1003	worker self = (worker )thr_arg;
648		1004
649	/* try to distribute timeouts somewhat evenly */	1005	/* try to distribute timeouts somewhat evenly */
650	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	1006	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
…		…
686	}	1042	}
687		1043
688	--nready;	1044	--nready;
689		1045
690	X_UNLOCK (reqlock);	1046	X_UNLOCK (reqlock);
691		1047
692	switch (req->type)	1048	if (req->type == REQ_QUIT)
693	{	1049	{
694	case REQ_QUIT:	1050	X_LOCK (reslock);
695	req->result = ENOSYS;	1051	free (req);
		1052	self->req = 0;
		1053	X_UNLOCK (reslock);
		1054
696	goto quit;	1055	goto quit;
697
698	case REQ_ENV_OPEN:
699	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
700	break;
701
702	case REQ_ENV_CLOSE:
703	req->result = req->env->close (req->env, req->uint1);
704	break;
705
706	case REQ_ENV_TXN_CHECKPOINT:
707	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
708	break;
709
710	case REQ_ENV_LOCK_DETECT:
711	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
712	break;
713
714	case REQ_ENV_MEMP_SYNC:
715	req->result = req->env->memp_sync (req->env, 0);
716	break;
717
718	case REQ_ENV_MEMP_TRICKLE:
719	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
720	break;
721
722	case REQ_DB_OPEN:
723	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
724	break;
725
726	case REQ_DB_CLOSE:
727	req->result = req->db->close (req->db, req->uint1);
728	break;
729
730	case REQ_DB_COMPACT:
731	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
732	break;
733
734	case REQ_DB_SYNC:
735	req->result = req->db->sync (req->db, req->uint1);
736	break;
737
738	case REQ_DB_PUT:
739	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
740	break;
741
742	case REQ_DB_GET:
743	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
744	break;
745
746	case REQ_DB_PGET:
747	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
748	break;
749
750	case REQ_DB_DEL:
751	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
752	break;
753
754	case REQ_DB_KEY_RANGE:
755	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
756	break;
757
758	case REQ_TXN_COMMIT:
759	req->result = req->txn->commit (req->txn, req->uint1);
760	break;
761
762	case REQ_TXN_ABORT:
763	req->result = req->txn->abort (req->txn);
764	break;
765
766	case REQ_TXN_FINISH:
767	if (req->txn->flags & TXN_DEADLOCK)
768	{
769	req->result = req->txn->abort (req->txn);
770	if (!req->result)
771	req->result = DB_LOCK_DEADLOCK;
772	}
773	else
774	req->result = req->txn->commit (req->txn, req->uint1);
775	break;
776
777	case REQ_C_CLOSE:
778	req->result = req->dbc->c_close (req->dbc);
779	break;
780
781	case REQ_C_COUNT:
782	{
783	db_recno_t recno;
784	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
785	req->uv1 = recno;
786	}
787	break;
788
789	case REQ_C_PUT:
790	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
791	break;
792
793	case REQ_C_GET:
794	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
795	break;
796
797	case REQ_C_PGET:
798	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
799	break;
800
801	case REQ_C_DEL:
802	req->result = req->dbc->c_del (req->dbc, req->uint1);
803	break;
804
805	case REQ_SEQ_OPEN:
806	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
807	break;
808
809	case REQ_SEQ_CLOSE:
810	req->result = req->seq->close (req->seq, req->uint1);
811	break;
812
813	case REQ_SEQ_GET:
814	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
815	break;
816
817	case REQ_SEQ_REMOVE:
818	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
819	break;
820
821	default:
822	req->result = ENOSYS;
823	break;
824	}	1056	}
825		1057
826	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))	1058	bdb_request (req);
827	req->txn->flags \|= TXN_DEADLOCK;
828		1059
829	X_LOCK (reslock);	1060	X_LOCK (reslock);
830		1061
831	++npending;	1062	++npending;
832		1063
…		…
864	X_UNLOCK (wrklock);	1095	X_UNLOCK (wrklock);
865	}	1096	}
866		1097
867	static void atfork_child (void)	1098	static void atfork_child (void)
868	{	1099	{
869	aio_req prv;	1100	bdb_req prv;
870		1101
871	while (prv = reqq_shift (&req_queue))	1102	while (prv = reqq_shift (&req_queue))
872	req_free (prv);	1103	req_free (prv);
873		1104
874	while (prv = reqq_shift (&res_queue))	1105	while (prv = reqq_shift (&res_queue))
…		…
894	create_respipe ();	1125	create_respipe ();
895		1126
896	atfork_parent ();	1127	atfork_parent ();
897	}	1128	}
898		1129
899	#define dREQ(reqtype) \	1130	#define dREQ(reqtype,rsvcnt) \
900	aio_req req; \	1131	bdb_req req; \
901	int req_pri = next_pri; \	1132	int req_pri = next_pri; \
902	next_pri = DEFAULT_PRI + PRI_BIAS; \	1133	next_pri = DEFAULT_PRI + PRI_BIAS; \
903	\	1134	\
904	if (SvOK (callback) && !SvROK (callback)) \	1135	if (callback && SvOK (callback)) \
905	croak ("callback must be undef or of reference type"); \	1136	croak ("callback has illegal type or extra arguments"); \
906	\	1137	\
907	Newz (0, req, 1, aio_cb); \	1138	Newz (0, req, 1, bdb_cb); \
908	if (!req) \	1139	if (!req) \
909	croak ("out of memory during aio_req allocation"); \	1140	croak ("out of memory during bdb_req allocation"); \
910	\	1141	\
911	req->callback = newSVsv (callback); \	1142	req->callback = SvREFCNT_inc (cb); \
912	req->type = (reqtype); \	1143	req->type = (reqtype); \
913	req->pri = req_pri	1144	req->pri = req_pri; \
		1145	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1146	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1147	(void)0;
914		1148
915	#define REQ_SEND \	1149	#define REQ_SEND \
916	req_send (req)	1150	req_send (req)
917		1151
918	#define SvPTR(var, arg, type, class, nullok) \	1152	#define SvPTR(var, arg, type, class, nullok) \
919	if (!SvOK (arg)) \	1153	if (!SvOK (arg)) \
920	{ \	1154	{ \
921	if (!nullok) \	1155	if (nullok != 1) \
922	croak (# var " must be a " # class " object, not undef"); \	1156	croak (# var " must be a " # class " object, not undef"); \
923	\	1157	\
924	(var) = 0; \	1158	(var) = 0; \
925	} \	1159	} \
926	else if (sv_derived_from ((arg), # class)) \	1160	else if (sv_derived_from ((arg), # class)) \
927	{ \	1161	{ \
928	IV tmp = SvIV ((SV*) SvRV (arg)); \	1162	IV tmp = SvIV ((SV*) SvRV (arg)); \
929	(var) = INT2PTR (type, tmp); \	1163	(var) = INT2PTR (type, tmp); \
930	if (!var) \	1164	if (!var && nullok != 2) \
931	croak (# var " is not a valid " # class " object anymore"); \	1165	croak (# var " is not a valid " # class " object anymore"); \
932	} \	1166	} \
933	else \	1167	else \
934	croak (# var " is not of type " # class); \	1168	croak (# var " is not of type " # class);
935	\	1169
		1170	#define ARG_MUTABLE(name) \
		1171	if (SvREADONLY (name)) \
		1172	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
936		1173
937	static void	1174	static void
938	ptr_nuke (SV *sv)	1175	ptr_nuke (SV *sv)
939	{	1176	{
940	assert (SvROK (sv));	1177	assert (SvROK (sv));
941	sv_setiv (SvRV (sv), 0);	1178	sv_setiv (SvRV (sv), 0);
942	}	1179	}
		1180
		1181	static int
		1182	errno_get (pTHX_ SV sv, MAGIC mg)
		1183	{
		1184	if (*mg->mg_ptr == '!') // should always be the case
		1185	if (-30999 <= errno && errno <= -30800)
		1186	{
		1187	sv_setnv (sv, (NV)errno);
		1188	sv_setpv (sv, db_strerror (errno));
		1189	SvNOK_on (sv); /* what a wonderful hack! */
		1190	// ^^^ copied from perl sources
		1191	return 0;
		1192	}
		1193
		1194	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1195	}
		1196
		1197	static MGVTBL vtbl_errno;
		1198
		1199	// this wonderful hack :( patches perl's $! variable to support our errno values
		1200	static void
		1201	patch_errno (void)
		1202	{
		1203	SV *sv;
		1204	MAGIC *mg;
		1205
		1206	if (!(sv = get_sv ("!", 1)))
		1207	return;
		1208
		1209	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1210	return;
		1211
		1212	if (mg->mg_virtual != &PL_vtbl_sv)
		1213	return;
		1214
		1215	vtbl_errno = PL_vtbl_sv;
		1216	vtbl_errno.svt_get = errno_get;
		1217	mg->mg_virtual = &vtbl_errno;
		1218	}
		1219
		1220	#if __GNUC__ >= 4
		1221	# define noinline __attribute__ ((noinline))
		1222	#else
		1223	# define noinline
		1224	#endif
		1225
		1226	static noinline SV *
		1227	pop_callback (I32 ritems, SV sv)
		1228	{
		1229	if (SvROK (sv))
		1230	{
		1231	HV *st;
		1232	GV *gvp;
		1233	CV *cv;
		1234	const char *name;
		1235
		1236	/* forgive me */
		1237	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1238	&& (st = SvSTASH (SvRV (sv)))
		1239	&& (name = HvNAME_get (st))
		1240	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1241	return 0;
		1242
		1243	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1244	{
		1245	--*ritems;
		1246	return (SV *)cv;
		1247	}
		1248	}
		1249
		1250	return 0;
		1251	}
		1252
		1253	/*****************************************************************************/
		1254
		1255	#if 0
		1256	static int
		1257	bt_pfxc_compare (DB db, const DBT dbt1, const DBT *dbt2)
		1258	{
		1259	ssize_t size1 = dbt1->size;
		1260	ssize_t size2 = dbt2->size;
		1261	int res = memcmp ((void )dbt1->data, (void )dbt2->data,
		1262	size1 <= size2 ? size1 : size2);
		1263
		1264	if (res)
		1265	return res;
		1266	else if (size1 - size2)
		1267	return size1 - size2;
		1268	else
		1269	return 0;
		1270	}
		1271
		1272	static size_t
		1273	bt_pfxc_prefix_x (DB db, const DBT dbt1, const DBT *dbt2)
		1274	{
		1275	ssize_t size1 = dbt1->size;
		1276	ssize_t size2 = dbt2->size;
		1277	u_int8_t p1 = (u_int8_t )dbt1->data;
		1278	u_int8_t p2 = (u_int8_t )dbt2->data;
		1279	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1280
		1281	while (p1 < pe)
		1282	if (p1++ != p2++)
		1283	return p1 - (u_int8_t *)dbt1->data - 1;
		1284
		1285	if (size1 < size2) return size1 + 1;
		1286	if (size1 > size2) return size2 + 1;
		1287
		1288	return size1;
		1289	}
		1290	#endif
		1291
		1292	/*****************************************************************************/
		1293
		1294	/* stupid windows defines CALLBACK as well */
		1295	#undef CALLBACK
		1296	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
943		1297
944	MODULE = BDB PACKAGE = BDB	1298	MODULE = BDB PACKAGE = BDB
945		1299
946	PROTOTYPES: ENABLE	1300	PROTOTYPES: ENABLE
947		1301
…		…
968	const_iv (RDONLY)	1322	const_iv (RDONLY)
969	const_iv (USE_ENVIRON)	1323	const_iv (USE_ENVIRON)
970	const_iv (USE_ENVIRON_ROOT)	1324	const_iv (USE_ENVIRON_ROOT)
971	const_iv (LOCKDOWN)	1325	const_iv (LOCKDOWN)
972	const_iv (PRIVATE)	1326	const_iv (PRIVATE)
973	const_iv (REGISTER)
974	const_iv (SYSTEM_MEM)	1327	const_iv (SYSTEM_MEM)
975	const_iv (AUTO_COMMIT)	1328	const_iv (AUTO_COMMIT)
976	const_iv (CDB_ALLDB)	1329	const_iv (CDB_ALLDB)
977	const_iv (DIRECT_DB)	1330	const_iv (DIRECT_DB)
978	const_iv (DIRECT_LOG)
979	const_iv (DSYNC_DB)
980	const_iv (DSYNC_LOG)
981	const_iv (LOG_AUTOREMOVE)
982	const_iv (LOG_INMEMORY)
983	const_iv (NOLOCKING)	1331	const_iv (NOLOCKING)
984	const_iv (NOMMAP)	1332	const_iv (NOMMAP)
985	const_iv (NOPANIC)	1333	const_iv (NOPANIC)
986	const_iv (OVERWRITE)	1334	const_iv (OVERWRITE)
987	const_iv (PANIC_ENVIRONMENT)	1335	const_iv (PANIC_ENVIRONMENT)
…		…
998	const_iv (HASH)	1346	const_iv (HASH)
999	const_iv (QUEUE)	1347	const_iv (QUEUE)
1000	const_iv (RECNO)	1348	const_iv (RECNO)
1001	const_iv (UNKNOWN)	1349	const_iv (UNKNOWN)
1002	const_iv (EXCL)	1350	const_iv (EXCL)
1003	const_iv (READ_COMMITTED)
1004	const_iv (READ_UNCOMMITTED)
1005	const_iv (TRUNCATE)	1351	const_iv (TRUNCATE)
1006	const_iv (NOSYNC)	1352	const_iv (NOSYNC)
1007	const_iv (CHKSUM)	1353	const_iv (CHKSUM)
1008	const_iv (ENCRYPT)	1354	const_iv (ENCRYPT)
1009	const_iv (DUP)	1355	const_iv (DUP)
1010	const_iv (DUPSORT)	1356	const_iv (DUPSORT)
1011	const_iv (RECNUM)	1357	//const_iv (RECNUM)
1012	const_iv (RENUMBER)	1358	const_iv (RENUMBER)
1013	const_iv (REVSPLITOFF)	1359	const_iv (REVSPLITOFF)
1014	const_iv (INORDER)
1015	const_iv (CONSUME)	1360	const_iv (CONSUME)
1016	const_iv (CONSUME_WAIT)	1361	const_iv (CONSUME_WAIT)
1017	const_iv (GET_BOTH)	1362	const_iv (GET_BOTH)
1018	const_iv (GET_BOTH_RANGE)	1363	const_iv (GET_BOTH_RANGE)
1019	//const_iv (SET_RECNO)	1364	//const_iv (SET_RECNO)
1020	//const_iv (MULTIPLE)	1365	//const_iv (MULTIPLE)
1021	const_iv (SNAPSHOT)	1366	const_iv (SNAPSHOT)
1022	const_iv (JOIN_ITEM)	1367	const_iv (JOIN_ITEM)
		1368	const_iv (JOIN_NOSORT)
1023	const_iv (RMW)	1369	const_iv (RMW)
1024		1370
1025	const_iv (NOTFOUND)	1371	const_iv (NOTFOUND)
1026	const_iv (KEYEMPTY)	1372	const_iv (KEYEMPTY)
1027	const_iv (LOCK_DEADLOCK)	1373	const_iv (LOCK_DEADLOCK)
1028	const_iv (LOCK_NOTGRANTED)	1374	const_iv (LOCK_NOTGRANTED)
1029	const_iv (RUNRECOVERY)	1375	const_iv (RUNRECOVERY)
1030	const_iv (OLD_VERSION)	1376	const_iv (OLD_VERSION)
1031	const_iv (REP_HANDLE_DEAD)	1377	const_iv (REP_HANDLE_DEAD)
1032	const_iv (REP_LOCKOUT)
1033	const_iv (SECONDARY_BAD)	1378	const_iv (SECONDARY_BAD)
1034
1035	const_iv (FREE_SPACE)
1036	const_iv (FREELIST_ONLY)
1037		1379
1038	const_iv (APPEND)	1380	const_iv (APPEND)
1039	const_iv (NODUPDATA)	1381	const_iv (NODUPDATA)
1040	const_iv (NOOVERWRITE)	1382	const_iv (NOOVERWRITE)
1041		1383
…		…
1043	const_iv (TXN_SYNC)	1385	const_iv (TXN_SYNC)
1044		1386
1045	const_iv (SET_LOCK_TIMEOUT)	1387	const_iv (SET_LOCK_TIMEOUT)
1046	const_iv (SET_TXN_TIMEOUT)	1388	const_iv (SET_TXN_TIMEOUT)
1047		1389
1048	const_iv (JOIN_ITEM)
1049	const_iv (FIRST)	1390	const_iv (FIRST)
1050	const_iv (NEXT)	1391	const_iv (NEXT)
1051	const_iv (NEXT_DUP)	1392	const_iv (NEXT_DUP)
1052	const_iv (NEXT_NODUP)	1393	const_iv (NEXT_NODUP)
1053	const_iv (PREV)	1394	const_iv (PREV)
…		…
1065	const_iv (FORCE)	1406	const_iv (FORCE)
1066		1407
1067	const_iv (LOCK_DEFAULT)	1408	const_iv (LOCK_DEFAULT)
1068	const_iv (LOCK_EXPIRE)	1409	const_iv (LOCK_EXPIRE)
1069	const_iv (LOCK_MAXLOCKS)	1410	const_iv (LOCK_MAXLOCKS)
1070	const_iv (LOCK_MAXWRITE)
1071	const_iv (LOCK_MINLOCKS)	1411	const_iv (LOCK_MINLOCKS)
1072	const_iv (LOCK_MINWRITE)	1412	const_iv (LOCK_MINWRITE)
1073	const_iv (LOCK_OLDEST)	1413	const_iv (LOCK_OLDEST)
1074	const_iv (LOCK_RANDOM)	1414	const_iv (LOCK_RANDOM)
1075	const_iv (LOCK_YOUNGEST)	1415	const_iv (LOCK_YOUNGEST)
1076		1416
1077	const_iv (SEQ_DEC)
1078	const_iv (SEQ_INC)
1079	const_iv (SEQ_WRAP)
1080
1081	const_iv (BUFFER_SMALL)
1082	const_iv (DONOTINDEX)	1417	const_iv (DONOTINDEX)
1083	const_iv (KEYEMPTY )	1418	const_iv (KEYEMPTY )
1084	const_iv (KEYEXIST )	1419	const_iv (KEYEXIST )
1085	const_iv (LOCK_DEADLOCK)	1420	const_iv (LOCK_DEADLOCK)
1086	const_iv (LOCK_NOTGRANTED)	1421	const_iv (LOCK_NOTGRANTED)
1087	const_iv (LOG_BUFFER_FULL)
1088	const_iv (NOSERVER)	1422	const_iv (NOSERVER)
1089	const_iv (NOSERVER_HOME)	1423	const_iv (NOSERVER_HOME)
1090	const_iv (NOSERVER_ID)	1424	const_iv (NOSERVER_ID)
1091	const_iv (NOTFOUND)	1425	const_iv (NOTFOUND)
1092	const_iv (OLD_VERSION)
1093	const_iv (PAGE_NOTFOUND)	1426	const_iv (PAGE_NOTFOUND)
1094	const_iv (REP_DUPMASTER)	1427	const_iv (REP_DUPMASTER)
1095	const_iv (REP_HANDLE_DEAD)	1428	const_iv (REP_HANDLE_DEAD)
1096	const_iv (REP_HOLDELECTION)	1429	const_iv (REP_HOLDELECTION)
1097	const_iv (REP_IGNORE)
1098	const_iv (REP_ISPERM)	1430	const_iv (REP_ISPERM)
1099	const_iv (REP_JOIN_FAILURE)
1100	const_iv (REP_LOCKOUT)
1101	const_iv (REP_NEWMASTER)	1431	const_iv (REP_NEWMASTER)
1102	const_iv (REP_NEWSITE)	1432	const_iv (REP_NEWSITE)
1103	const_iv (REP_NOTPERM)	1433	const_iv (REP_NOTPERM)
1104	const_iv (REP_UNAVAIL)	1434	const_iv (REP_UNAVAIL)
1105	const_iv (RUNRECOVERY)	1435	const_iv (RUNRECOVERY)
1106	const_iv (SECONDARY_BAD)	1436	const_iv (SECONDARY_BAD)
1107	const_iv (VERIFY_BAD)	1437	const_iv (VERIFY_BAD)
1108	const_iv (VERSION_MISMATCH)	1438
		1439	const_iv (ARCH_ABS)
		1440	const_iv (ARCH_DATA)
		1441	const_iv (ARCH_LOG)
		1442	const_iv (ARCH_REMOVE)
1109		1443
1110	const_iv (VERB_DEADLOCK)	1444	const_iv (VERB_DEADLOCK)
1111	const_iv (VERB_RECOVERY)	1445	const_iv (VERB_RECOVERY)
1112	const_iv (VERB_REGISTER)
1113	const_iv (VERB_REPLICATION)	1446	const_iv (VERB_REPLICATION)
1114	const_iv (VERB_WAITSFOR)	1447	const_iv (VERB_WAITSFOR)
1115		1448
1116	const_iv (VERSION_MAJOR)	1449	const_iv (VERSION_MAJOR)
1117	const_iv (VERSION_MINOR)	1450	const_iv (VERSION_MINOR)
1118	const_iv (VERSION_PATCH)	1451	const_iv (VERSION_PATCH)
		1452	#if DB_VERSION_MINOR >= 3
		1453	const_iv (INORDER)
		1454	const_iv (LOCK_MAXWRITE)
		1455	const_iv (SEQ_DEC)
		1456	const_iv (SEQ_INC)
		1457	const_iv (SEQ_WRAP)
		1458	const_iv (BUFFER_SMALL)
		1459	const_iv (LOG_BUFFER_FULL)
		1460	const_iv (VERSION_MISMATCH)
		1461	#endif
		1462	#if DB_VERSION_MINOR >= 4
		1463	const_iv (REGISTER)
		1464	const_iv (DSYNC_DB)
		1465	const_iv (READ_COMMITTED)
		1466	const_iv (READ_UNCOMMITTED)
		1467	const_iv (REP_IGNORE)
		1468	const_iv (REP_LOCKOUT)
		1469	const_iv (REP_JOIN_FAILURE)
		1470	const_iv (FREE_SPACE)
		1471	const_iv (FREELIST_ONLY)
		1472	const_iv (VERB_REGISTER)
		1473	#endif
1119	#if DB_VERSION_MINOR >= 5	1474	#if DB_VERSION_MINOR >= 5
1120	const_iv (MULTIVERSION)	1475	const_iv (MULTIVERSION)
1121	const_iv (TXN_SNAPSHOT)	1476	const_iv (TXN_SNAPSHOT)
1122	#endif	1477	#endif
1123	#if DB_VERSION_MINOR >= 6	1478	#if DB_VERSION_MINOR >= 6
1124	const_iv (PREV_DUP)	1479	const_iv (PREV_DUP)
1125	# if 0
1126	const_iv (PRIORITY_UNCHANGED)	1480	const_iv (PRIORITY_UNCHANGED)
1127	const_iv (PRIORITY_VERY_LOW)	1481	const_iv (PRIORITY_VERY_LOW)
1128	const_iv (PRIORITY_LOW)	1482	const_iv (PRIORITY_LOW)
1129	const_iv (PRIORITY_DEFAULT)	1483	const_iv (PRIORITY_DEFAULT)
1130	const_iv (PRIORITY_HIGH)	1484	const_iv (PRIORITY_HIGH)
1131	const_iv (PRIORITY_VERY_HIGH)	1485	const_iv (PRIORITY_VERY_HIGH)
		1486	const_iv (IGNORE_LEASE)
		1487	#endif
		1488	#if DB_VERSION_MINOR >= 7
		1489	//const_iv (MULTIPLE_KEY)
		1490	const_iv (LOG_DIRECT)
		1491	const_iv (LOG_DSYNC)
		1492	const_iv (LOG_AUTO_REMOVE)
		1493	const_iv (LOG_IN_MEMORY)
		1494	const_iv (LOG_ZERO)
		1495	#else
		1496	const_iv (DIRECT_LOG)
		1497	const_iv (LOG_AUTOREMOVE)
		1498	# if DB_VERSION_MINOR >= 3
		1499	const_iv (DSYNC_LOG)
		1500	const_iv (LOG_INMEMORY)
1132	# endif	1501	# endif
1133	#endif	1502	#endif
1134	};	1503	};
1135		1504
1136	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1505	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1137	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1506	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1138		1507
1139	newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));	1508	prepare_cb = &PL_sv_undef;
		1509
		1510	{
		1511	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1512	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1513
		1514	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1515	}
		1516
1140	newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1517	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1141		1518
1142	create_respipe ();	1519	create_respipe ();
1143		1520
1144	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1521	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1145	#ifdef _WIN32	1522	patch_errno ();
1146	X_MUTEX_CHECK (wrklock);
1147	X_MUTEX_CHECK (reslock);
1148	X_MUTEX_CHECK (reqlock);
1149
1150	X_COND_CHECK (reqwait);
1151	#endif
1152	}	1523	}
1153		1524
1154	void	1525	void
1155	max_poll_reqs (int nreqs)	1526	max_poll_reqs (int nreqs)
1156	PROTOTYPE: $	1527	PROTOTYPE: $
…		…
1281	RETVAL = started;	1652	RETVAL = started;
1282	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1653	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1283	OUTPUT:	1654	OUTPUT:
1284	RETVAL	1655	RETVAL
1285		1656
1286	void	1657	SV *
1287	set_sync_prepare (SV *cb)	1658	set_sync_prepare (SV *cb)
1288	PROTOTYPE: &	1659	PROTOTYPE: &
1289	CODE:	1660	CODE:
1290	SvREFCNT_dec (prepare_cb);	1661	RETVAL = prepare_cb;
1291	prepare_cb = newSVsv (cb);	1662	prepare_cb = newSVsv (cb);
		1663	OUTPUT:
		1664	RETVAL
1292		1665
1293	char *	1666	char *
1294	strerror (int errorno = errno)	1667	strerror (int errorno = errno)
1295	PROTOTYPE: ;$	1668	PROTOTYPE: ;$
1296	CODE:	1669	CODE:
1297	RETVAL = db_strerror (errorno);	1670	RETVAL = db_strerror (errorno);
1298	OUTPUT:	1671	OUTPUT:
1299	RETVAL	1672	RETVAL
1300		1673
		1674	void _on_next_submit (SV *cb)
		1675	CODE:
		1676	SvREFCNT_dec (on_next_submit);
		1677	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
		1678
1301	DB_ENV *	1679	DB_ENV *
1302	db_env_create (U32 env_flags = 0)	1680	db_env_create (U32 env_flags = 0)
1303	CODE:	1681	CODE:
1304	{	1682	{
1305	errno = db_env_create (&RETVAL, env_flags);	1683	errno = db_env_create (&RETVAL, env_flags);
…		…
1314	}	1692	}
1315	OUTPUT:	1693	OUTPUT:
1316	RETVAL	1694	RETVAL
1317		1695
1318	void	1696	void
1319	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)	1697	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = 0)
		1698	PREINIT:
		1699	CALLBACK
1320	CODE:	1700	CODE:
1321	{	1701	{
1322	dREQ (REQ_ENV_OPEN);	1702	dREQ (REQ_ENV_OPEN, 1);
1323
1324	env->set_thread_count (env, wanted + 2);
1325
1326	req->env = env;	1703	req->env = env;
1327	req->uint1 = open_flags \| DB_THREAD;	1704	req->uint1 = open_flags \| DB_THREAD;
1328	req->int1 = mode;	1705	req->int1 = mode;
1329	req->buf1 = strdup_ornull (db_home);	1706	req->buf1 = strdup_ornull (db_home);
1330	REQ_SEND;	1707	REQ_SEND;
1331	}	1708	}
1332		1709
1333	void	1710	void
1334	db_env_close (DB_ENV env, U32 flags = 0, SV callback = &PL_sv_undef)	1711	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
		1712	PREINIT:
		1713	CALLBACK
1335	CODE:	1714	CODE:
1336	{	1715	{
1337	dREQ (REQ_ENV_CLOSE);	1716	dREQ (REQ_ENV_CLOSE, 0);
		1717	ptr_nuke (ST (0));
1338	req->env = env;	1718	req->env = env;
1339	req->uint1 = flags;	1719	req->uint1 = flags;
1340	REQ_SEND;	1720	REQ_SEND;
1341	ptr_nuke (ST (0));
1342	}	1721	}
1343		1722
1344	void	1723	void
1345	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = &PL_sv_undef)	1724	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
		1725	PREINIT:
		1726	CALLBACK
1346	CODE:	1727	CODE:
1347	{	1728	{
1348	dREQ (REQ_ENV_TXN_CHECKPOINT);	1729	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1349	req->env = env;	1730	req->env = env;
1350	req->uint1 = kbyte;	1731	req->uint1 = kbyte;
1351	req->int1 = min;	1732	req->int1 = min;
1352	req->uint2 = flags;	1733	req->uint2 = flags;
1353	REQ_SEND;	1734	REQ_SEND;
1354	}	1735	}
1355		1736
1356	void	1737	void
1357	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = &PL_sv_undef)	1738	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = 0)
		1739	PREINIT:
		1740	CALLBACK
1358	CODE:	1741	CODE:
1359	{	1742	{
1360	dREQ (REQ_ENV_LOCK_DETECT);	1743	dREQ (REQ_ENV_LOCK_DETECT, 1);
1361	req->env = env;	1744	req->env = env;
1362	req->uint1 = flags;	1745	req->uint1 = flags;
1363	req->uint2 = atype;	1746	req->uint2 = atype;
		1747	/* req->int2 = 0; dummy */
1364	REQ_SEND;	1748	REQ_SEND;
1365	}	1749	}
1366		1750
1367	void	1751	void
1368	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = &PL_sv_undef)	1752	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = 0)
		1753	PREINIT:
		1754	CALLBACK
1369	CODE:	1755	CODE:
1370	{	1756	{
1371	dREQ (REQ_ENV_MEMP_SYNC);	1757	dREQ (REQ_ENV_MEMP_SYNC, 1);
1372	req->env = env;	1758	req->env = env;
1373	REQ_SEND;	1759	REQ_SEND;
1374	}	1760	}
1375		1761
1376	void	1762	void
1377	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = &PL_sv_undef)	1763	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = 0)
		1764	PREINIT:
		1765	CALLBACK
1378	CODE:	1766	CODE:
1379	{	1767	{
1380	dREQ (REQ_ENV_MEMP_TRICKLE);	1768	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1381	req->env = env;	1769	req->env = env;
1382	req->int1 = percent;	1770	req->int1 = percent;
1383	REQ_SEND;	1771	REQ_SEND;
1384	}	1772	}
1385		1773
		1774	void
		1775	db_env_dbremove (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1776	PREINIT:
		1777	CALLBACK
		1778	CODE:
		1779	{
		1780	dREQ (REQ_ENV_DBREMOVE, 2);
		1781	req->env = env;
		1782	req->buf1 = strdup_ornull (file);
		1783	req->buf2 = strdup_ornull (database);
		1784	req->uint1 = flags;
		1785	REQ_SEND;
		1786	}
		1787
		1788	void
		1789	db_env_dbrename (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)
		1790	PREINIT:
		1791	CALLBACK
		1792	CODE:
		1793	{
		1794	dREQ (REQ_ENV_DBRENAME, 2);
		1795	req->env = env;
		1796	req->buf1 = strdup_ornull (file);
		1797	req->buf2 = strdup_ornull (database);
		1798	req->buf3 = strdup_ornull (newname);
		1799	req->uint1 = flags;
		1800	REQ_SEND;
		1801	}
		1802
		1803	void
		1804	db_env_log_archive (DB_ENV env, SV_mutable listp, U32 flags = 0, SV *callback = 0)
		1805	PREINIT:
		1806	CALLBACK
		1807	CODE:
		1808	{
		1809	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1810	req->sv1 = SvREFCNT_inc (listp);
		1811	req->env = env;
		1812	req->uint1 = flags;
		1813	REQ_SEND;
		1814	}
1386		1815
1387	DB *	1816	DB *
1388	db_create (DB_ENV *env = 0, U32 flags = 0)	1817	db_create (DB_ENV *env = 0, U32 flags = 0)
1389	CODE:	1818	CODE:
1390	{	1819	{
…		…
1397	}	1826	}
1398	OUTPUT:	1827	OUTPUT:
1399	RETVAL	1828	RETVAL
1400		1829
1401	void	1830	void
1402	db_open (DB db, DB_TXN_ornull txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1831	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1832	PREINIT:
		1833	CALLBACK
1403	CODE:	1834	CODE:
1404	{	1835	{
1405	dREQ (REQ_DB_OPEN);	1836	dREQ (REQ_DB_OPEN, 2);
1406	req->db = db;	1837	req->db = db;
1407	req->txn = txnid;	1838	req->txn = txnid;
1408	req->buf1 = strdup_ornull (file);	1839	req->buf1 = strdup_ornull (file);
1409	req->buf2 = strdup_ornull (database);	1840	req->buf2 = strdup_ornull (database);
1410	req->int1 = type;	1841	req->int1 = type;
…		…
1412	req->int2 = mode;	1843	req->int2 = mode;
1413	REQ_SEND;	1844	REQ_SEND;
1414	}	1845	}
1415		1846
1416	void	1847	void
1417	db_close (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1848	db_close (DB db, U32 flags = 0, SV callback = 0)
		1849	PREINIT:
		1850	CALLBACK
1418	CODE:	1851	CODE:
1419	{	1852	{
1420	dREQ (REQ_DB_CLOSE);	1853	dREQ (REQ_DB_CLOSE, 0);
		1854	ptr_nuke (ST (0));
1421	req->db = db;	1855	req->db = db;
1422	req->uint1 = flags;	1856	req->uint1 = flags;
1423	req->sv1 = (SV *)db->app_private;	1857	req->sv1 = (SV *)db->app_private;
1424	REQ_SEND;	1858	REQ_SEND;
1425	ptr_nuke (ST (0));
1426	}	1859	}
1427		1860
		1861	#if DB_VERSION_MINOR >= 4
		1862
1428	void	1863	void
1429	db_compact (DB db, DB_TXN_ornull txn = 0, SV start = 0, SV stop = 0, SV unused1 = 0, U32 flags = DB_FREE_SPACE, SV unused2 = 0, SV *callback = &PL_sv_undef)	1864	db_compact (DB db, DB_TXN_ornull txn = 0, SV start = 0, SV stop = 0, SV unused1 = 0, U32 flags = DB_FREE_SPACE, SV unused2 = 0, SV *callback = 0)
		1865	PREINIT:
		1866	CALLBACK
1430	CODE:	1867	CODE:
1431	{	1868	{
1432	dREQ (REQ_DB_COMPACT);	1869	dREQ (REQ_DB_COMPACT, 2);
1433	req->db = db;	1870	req->db = db;
1434	req->txn = txn;	1871	req->txn = txn;
1435	sv_to_dbt (&req->dbt1, start);	1872	if (start) sv_to_dbt (&req->dbt1, start);
1436	sv_to_dbt (&req->dbt2, stop);	1873	if (stop ) sv_to_dbt (&req->dbt2, stop );
1437	req->uint1 = flags;	1874	req->uint1 = flags;
1438	REQ_SEND;	1875	REQ_SEND;
1439	}	1876	}
1440		1877
		1878	#endif
		1879
1441	void	1880	void
1442	db_sync (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1881	db_sync (DB db, U32 flags = 0, SV callback = 0)
		1882	PREINIT:
		1883	CALLBACK
1443	CODE:	1884	CODE:
1444	{	1885	{
1445	dREQ (REQ_DB_SYNC);	1886	dREQ (REQ_DB_SYNC, 1);
1446	req->db = db;	1887	req->db = db;
1447	req->uint1 = flags;	1888	req->uint1 = flags;
1448	REQ_SEND;	1889	REQ_SEND;
1449	}	1890	}
1450		1891
1451	void	1892	void
		1893	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
		1894	PREINIT:
		1895	CALLBACK
		1896	CODE:
		1897	{
		1898	dREQ (REQ_DB_SYNC, 1);
		1899	req->db = db;
		1900	req->buf1 = strdup (file);
		1901	req->uint1 = flags;
		1902	REQ_SEND;
		1903	}
		1904
		1905	void
1452	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1906	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV_mutable key_range, U32 flags = 0, SV *callback = 0)
		1907	PREINIT:
		1908	CALLBACK
1453	CODE:	1909	CODE:
1454	{	1910	{
1455	dREQ (REQ_DB_KEY_RANGE);	1911	dREQ (REQ_DB_KEY_RANGE, 2);
1456	req->db = db;	1912	req->db = db;
1457	req->txn = txn;	1913	req->txn = txn;
1458	sv_to_dbt (&req->dbt1, key);	1914	sv_to_dbt (&req->dbt1, key);
1459	req->uint1 = flags;	1915	req->uint1 = flags;
1460	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1916	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1461	REQ_SEND;	1917	REQ_SEND;
1462	}	1918	}
1463		1919
1464	void	1920	void
1465	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1921	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)
		1922	PREINIT:
		1923	CALLBACK
1466	CODE:	1924	CODE:
1467	{	1925	{
1468	dREQ (REQ_DB_PUT);	1926	dREQ (REQ_DB_PUT, 2);
1469	req->db = db;	1927	req->db = db;
1470	req->txn = txn;	1928	req->txn = txn;
1471	sv_to_dbt (&req->dbt1, key);	1929	sv_to_dbt (&req->dbt1, key);
1472	sv_to_dbt (&req->dbt2, data);	1930	sv_to_dbt (&req->dbt2, data);
1473	req->uint1 = flags;	1931	req->uint1 = flags;
1474	REQ_SEND;	1932	REQ_SEND;
1475	}	1933	}
1476		1934
		1935	#if DB_VERSION_MINOR >= 6
		1936
1477	void	1937	void
		1938	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1939	PREINIT:
		1940	CALLBACK
		1941	CODE:
		1942	{
		1943	dREQ (REQ_DB_EXISTS, 2);
		1944	req->db = db;
		1945	req->txn = txn;
		1946	req->uint1 = flags;
		1947	sv_to_dbt (&req->dbt1, key);
		1948	REQ_SEND;
		1949	}
		1950
		1951	#endif
		1952
		1953	void
1478	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1954	db_get (DB db, DB_TXN_ornull txn, SV key, SV_mutable data, U32 flags = 0, SV *callback = 0)
		1955	PREINIT:
		1956	CALLBACK
1479	CODE:	1957	CODE:
1480	{	1958	{
		1959	//TODO: key is somtimesmutable
1481	dREQ (REQ_DB_GET);	1960	dREQ (REQ_DB_GET, 2);
1482	req->db = db;	1961	req->db = db;
1483	req->txn = txn;	1962	req->txn = txn;
1484	req->uint1 = flags;	1963	req->uint1 = flags;
1485	sv_to_dbt (&req->dbt1, key);	1964	sv_to_dbt (&req->dbt1, key);
1486	req->dbt3.flags = DB_DBT_MALLOC;	1965	req->dbt3.flags = DB_DBT_MALLOC;
1487	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1966	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1488	REQ_SEND;	1967	REQ_SEND;
1489	}	1968	}
1490		1969
1491	void	1970	void
1492	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1971	db_pget (DB db, DB_TXN_ornull txn, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV callback = 0)
		1972	PREINIT:
		1973	CALLBACK
1493	CODE:	1974	CODE:
1494	{	1975	{
		1976	//TODO: key is somtimesmutable
1495	dREQ (REQ_DB_PGET);	1977	dREQ (REQ_DB_PGET, 2);
		1978	req->db = db;
		1979	req->txn = txn;
		1980	req->uint1 = flags;
		1981
		1982	sv_to_dbt (&req->dbt1, key);
		1983
		1984	req->dbt2.flags = DB_DBT_MALLOC;
		1985	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1986
		1987	req->dbt3.flags = DB_DBT_MALLOC;
		1988	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1989	REQ_SEND;
		1990	}
		1991
		1992	void
		1993	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1994	PREINIT:
		1995	CALLBACK
		1996	CODE:
		1997	{
		1998	dREQ (REQ_DB_DEL, 2);
1496	req->db = db;	1999	req->db = db;
1497	req->txn = txn;	2000	req->txn = txn;
1498	req->uint1 = flags;	2001	req->uint1 = flags;
1499	sv_to_dbt (&req->dbt1, key);	2002	sv_to_dbt (&req->dbt1, key);
1500	sv_to_dbt (&req->dbt2, pkey);
1501	req->dbt3.flags = DB_DBT_MALLOC;
1502	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1503	REQ_SEND;	2003	REQ_SEND;
1504	}	2004	}
1505		2005
1506	void	2006	void
1507	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	2007	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
		2008	PREINIT:
		2009	CALLBACK
1508	CODE:	2010	CODE:
1509	{	2011	{
1510	dREQ (REQ_DB_DEL);	2012	dREQ (REQ_TXN_COMMIT, 0);
1511	req->db = db;	2013	ptr_nuke (ST (0));
1512	req->txn = txn;	2014	req->txn = txn;
1513	req->uint1 = flags;	2015	req->uint1 = flags;
1514	sv_to_dbt (&req->dbt1, key);
1515	REQ_SEND;	2016	REQ_SEND;
1516	}	2017	}
1517		2018
1518	void	2019	void
1519	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)	2020	db_txn_abort (DB_TXN txn, SV callback = 0)
		2021	PREINIT:
		2022	CALLBACK
1520	CODE:	2023	CODE:
1521	{	2024	{
1522	dREQ (REQ_TXN_COMMIT);	2025	dREQ (REQ_TXN_ABORT, 0);
		2026	ptr_nuke (ST (0));
		2027	req->txn = txn;
		2028	REQ_SEND;
		2029	}
		2030
		2031	void
		2032	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
		2033	PREINIT:
		2034	CALLBACK
		2035	CODE:
		2036	{
		2037	dREQ (REQ_TXN_FINISH, 0);
		2038	ptr_nuke (ST (0));
1523	req->txn = txn;	2039	req->txn = txn;
1524	req->uint1 = flags;	2040	req->uint1 = flags;
1525	REQ_SEND;	2041	REQ_SEND;
		2042	}
		2043
		2044	void
		2045	db_c_close (DBC dbc, SV callback = 0)
		2046	PREINIT:
		2047	CALLBACK
		2048	CODE:
		2049	{
		2050	dREQ (REQ_C_CLOSE, 0);
1526	ptr_nuke (ST (0));	2051	ptr_nuke (ST (0));
1527	}
1528
1529	void
1530	db_txn_abort (DB_TXN txn, SV callback = &PL_sv_undef)
1531	CODE:
1532	{
1533	dREQ (REQ_TXN_ABORT);
1534	req->txn = txn;
1535	REQ_SEND;
1536	ptr_nuke (ST (0));
1537	}
1538
1539	void
1540	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)
1541	CODE:
1542	{
1543	dREQ (REQ_TXN_FINISH);
1544	req->txn = txn;
1545	req->uint1 = flags;
1546	REQ_SEND;
1547	ptr_nuke (ST (0));
1548	}
1549
1550	void
1551	db_c_close (DBC dbc, SV callback = &PL_sv_undef)
1552	CODE:
1553	{
1554	dREQ (REQ_C_CLOSE);
1555	req->dbc = dbc;	2052	req->dbc = dbc;
1556	REQ_SEND;	2053	REQ_SEND;
1557	ptr_nuke (ST (0));
1558	}	2054	}
1559		2055
1560	void	2056	void
1561	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = &PL_sv_undef)	2057	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
		2058	PREINIT:
		2059	CALLBACK
1562	CODE:	2060	CODE:
1563	{	2061	{
1564	dREQ (REQ_C_COUNT);	2062	dREQ (REQ_C_COUNT, 1);
1565	req->dbc = dbc;	2063	req->dbc = dbc;
1566	req->sv1 = SvREFCNT_inc (count);	2064	req->sv1 = SvREFCNT_inc (count);
1567	REQ_SEND;	2065	REQ_SEND;
1568	}	2066	}
1569		2067
1570	void	2068	void
1571	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	2069	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)
		2070	PREINIT:
		2071	CALLBACK
1572	CODE:	2072	CODE:
1573	{	2073	{
1574	dREQ (REQ_C_PUT);	2074	dREQ (REQ_C_PUT, 1);
1575	req->dbc = dbc;	2075	req->dbc = dbc;
1576	sv_to_dbt (&req->dbt1, key);	2076	sv_to_dbt (&req->dbt1, key);
1577	sv_to_dbt (&req->dbt2, data);	2077	sv_to_dbt (&req->dbt2, data);
1578	req->uint1 = flags;	2078	req->uint1 = flags;
1579	REQ_SEND;	2079	REQ_SEND;
1580	}	2080	}
1581		2081
1582	void	2082	void
1583	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	2083	db_c_get (DBC dbc, SV key, SV_mutable data, U32 flags = 0, SV callback = 0)
		2084	PREINIT:
		2085	CALLBACK
1584	CODE:	2086	CODE:
1585	{	2087	{
		2088	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2089	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2090	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2091	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2092	"key",
		2093	"BDB::db_c_get");
		2094
		2095	{
1586	dREQ (REQ_C_GET);	2096	dREQ (REQ_C_GET, 1);
		2097	req->dbc = dbc;
		2098	req->uint1 = flags;
		2099	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2100	sv_to_dbt (&req->dbt1, key);
		2101	else
		2102	{
		2103	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2104	sv_to_dbt (&req->dbt1, key);
		2105	else
		2106	req->dbt1.flags = DB_DBT_MALLOC;
		2107
		2108	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2109	}
		2110
		2111	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2112	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2113	sv_to_dbt (&req->dbt3, data);
		2114	else
		2115	req->dbt3.flags = DB_DBT_MALLOC;
		2116
		2117	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2118	REQ_SEND;
		2119	}
		2120	}
		2121
		2122	void
		2123	db_c_pget (DBC dbc, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV *callback = 0)
		2124	PREINIT:
		2125	CALLBACK
		2126	CODE:
		2127	{
		2128	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2129	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2130	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2131	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2132	"key",
		2133	"BDB::db_c_pget");
		2134
		2135	{
		2136	dREQ (REQ_C_PGET, 1);
		2137	req->dbc = dbc;
		2138	req->uint1 = flags;
		2139	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2140	sv_to_dbt (&req->dbt1, key);
		2141	else
		2142	{
		2143	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2144	sv_to_dbt (&req->dbt1, key);
		2145	else
		2146	req->dbt1.flags = DB_DBT_MALLOC;
		2147
		2148	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2149	}
		2150
		2151	req->dbt2.flags = DB_DBT_MALLOC;
		2152	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2153
		2154	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2155	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2156	sv_to_dbt (&req->dbt3, data);
		2157	else
		2158	req->dbt3.flags = DB_DBT_MALLOC;
		2159
		2160	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2161	REQ_SEND;
		2162	}
		2163	}
		2164
		2165	void
		2166	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
		2167	PREINIT:
		2168	CALLBACK
		2169	CODE:
		2170	{
		2171	dREQ (REQ_C_DEL, 1);
1587	req->dbc = dbc;	2172	req->dbc = dbc;
1588	req->uint1 = flags;	2173	req->uint1 = flags;
1589	if ((flags & DB_SET) == DB_SET
1590	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1591	sv_to_dbt (&req->dbt1, key);
1592	else
1593	req->dbt1.flags = DB_DBT_MALLOC;
1594
1595	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1596
1597	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1598	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1599	sv_to_dbt (&req->dbt3, data);
1600	else
1601	req->dbt3.flags = DB_DBT_MALLOC;
1602
1603	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1604	REQ_SEND;	2174	REQ_SEND;
1605	}	2175	}
1606		2176
1607	void
1608	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
1609	CODE:
1610	{
1611	dREQ (REQ_C_PGET);
1612	req->dbc = dbc;
1613	req->uint1 = flags;
1614	if ((flags & DB_SET) == DB_SET
1615	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1616	sv_to_dbt (&req->dbt1, key);
1617	else
1618	req->dbt1.flags = DB_DBT_MALLOC;
1619		2177
1620	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2178	#if DB_VERSION_MINOR >= 3
1621		2179
1622	req->dbt2.flags = DB_DBT_MALLOC;
1623	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1624
1625	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1626	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1627	sv_to_dbt (&req->dbt3, data);
1628	else
1629	req->dbt3.flags = DB_DBT_MALLOC;
1630
1631	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1632	REQ_SEND;
1633	}
1634
1635	void	2180	void
1636	db_c_del (DBC dbc, U32 flags = 0, SV callback = &PL_sv_undef)
1637	CODE:
1638	{
1639	dREQ (REQ_C_DEL);
1640	req->dbc = dbc;
1641	req->uint1 = flags;
1642	REQ_SEND;
1643	}
1644
1645
1646	void
1647	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	2181	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
		2182	PREINIT:
		2183	CALLBACK
1648	CODE:	2184	CODE:
1649	{	2185	{
1650	dREQ (REQ_SEQ_OPEN);	2186	dREQ (REQ_SEQ_OPEN, 2);
1651	req->seq = seq;	2187	req->seq = seq;
1652	req->txn = txnid;	2188	req->txn = txnid;
1653	req->uint1 = flags \| DB_THREAD;	2189	req->uint1 = flags \| DB_THREAD;
1654	sv_to_dbt (&req->dbt1, key);	2190	sv_to_dbt (&req->dbt1, key);
1655	REQ_SEND;	2191	REQ_SEND;
1656	}	2192	}
1657		2193
1658	void	2194	void
1659	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = &PL_sv_undef)	2195	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
		2196	PREINIT:
		2197	CALLBACK
1660	CODE:	2198	CODE:
1661	{	2199	{
1662	dREQ (REQ_SEQ_CLOSE);	2200	dREQ (REQ_SEQ_CLOSE, 0);
		2201	ptr_nuke (ST (0));
1663	req->seq = seq;	2202	req->seq = seq;
1664	req->uint1 = flags;	2203	req->uint1 = flags;
1665	REQ_SEND;	2204	REQ_SEND;
1666	ptr_nuke (ST (0));
1667	}	2205	}
1668		2206
1669	void	2207	void
1670	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = &PL_sv_undef)	2208	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV_mutable seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
		2209	PREINIT:
		2210	CALLBACK
1671	CODE:	2211	CODE:
1672	{	2212	{
1673	dREQ (REQ_SEQ_GET);	2213	dREQ (REQ_SEQ_GET, 2);
1674	req->seq = seq;	2214	req->seq = seq;
1675	req->txn = txnid;	2215	req->txn = txnid;
1676	req->int1 = delta;	2216	req->int1 = delta;
1677	req->uint1 = flags;	2217	req->uint1 = flags;
1678	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2218	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1679	REQ_SEND;	2219	REQ_SEND;
1680	}	2220	}
1681		2221
1682	void	2222	void
1683	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	2223	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = 0)
		2224	PREINIT:
		2225	CALLBACK
1684	CODE:	2226	CODE:
1685	{	2227	{
1686	dREQ (REQ_SEQ_REMOVE);	2228	dREQ (REQ_SEQ_REMOVE, 2);
1687	req->seq = seq;	2229	req->seq = seq;
1688	req->txn = txnid;	2230	req->txn = txnid;
1689	req->uint1 = flags;	2231	req->uint1 = flags;
1690	REQ_SEND;	2232	REQ_SEND;
1691	}	2233	}
1692		2234
		2235	#endif
		2236
1693		2237
1694	MODULE = BDB PACKAGE = BDB::Env	2238	MODULE = BDB PACKAGE = BDB::Env
1695		2239
1696	void	2240	void
1697	DESTROY (DB_ENV_ornull *env)	2241	DESTROY (DB_ENV_ornuked *env)
1698	CODE:	2242	CODE:
1699	if (env)	2243	if (env)
1700	env->close (env, 0);	2244	env->close (env, 0);
1701		2245
1702	int set_data_dir (DB_ENV env, const char dir)	2246	int set_data_dir (DB_ENV env, const char dir)
…		…
1727	CODE:	2271	CODE:
1728	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2272	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1729	OUTPUT:	2273	OUTPUT:
1730	RETVAL	2274	RETVAL
1731		2275
1732	int set_flags (DB_ENV *env, U32 flags, int onoff)	2276	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1733	CODE:	2277	CODE:
1734	RETVAL = env->set_flags (env, flags, onoff);	2278	RETVAL = env->set_flags (env, flags, onoff);
1735	OUTPUT:	2279	OUTPUT:
1736	RETVAL	2280	RETVAL
1737		2281
		2282	#if DB_VERSION_MINOR >= 7
		2283
		2284	int set_intermediate_dir_mode (DB_ENV env, const char mode)
		2285	CODE:
		2286	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2287	OUTPUT:
		2288	RETVAL
		2289
		2290	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2291	CODE:
		2292	RETVAL = env->log_set_config (env, flags, onoff);
		2293	OUTPUT:
		2294	RETVAL
		2295
		2296	#endif
		2297
		2298
1738	void set_errfile (DB_ENV env, FILE errfile = 0)	2299	void set_errfile (DB_ENV env, FILE errfile = 0)
1739	CODE:	2300	CODE:
1740	env->set_errfile (env, errfile);	2301	env->set_errfile (env, errfile);
1741		2302
1742	void set_msgfile (DB_ENV env, FILE msgfile = 0)	2303	void set_msgfile (DB_ENV env, FILE msgfile = 0)
1743	CODE:	2304	CODE:
1744	env->set_msgfile (env, msgfile);	2305	env->set_msgfile (env, msgfile);
1745		2306
1746	int set_verbose (DB_ENV *env, U32 which, int onoff = 1)	2307	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1747	CODE:	2308	CODE:
1748	RETVAL = env->set_verbose (env, which, onoff);	2309	RETVAL = env->set_verbose (env, which, onoff);
1749	OUTPUT:	2310	OUTPUT:
1750	RETVAL	2311	RETVAL
1751		2312
…		…
1812	int set_lg_max (DB_ENV *env, U32 max)	2373	int set_lg_max (DB_ENV *env, U32 max)
1813	CODE:	2374	CODE:
1814	RETVAL = env->set_lg_max (env, max);	2375	RETVAL = env->set_lg_max (env, max);
1815	OUTPUT:	2376	OUTPUT:
1816	RETVAL	2377	RETVAL
		2378
		2379	#if DB_VERSION_MINOR >= 4
		2380
		2381	int mutex_set_max (DB_ENV *env, U32 max)
		2382	CODE:
		2383	RETVAL = env->mutex_set_max (env, max);
		2384	OUTPUT:
		2385	RETVAL
		2386
		2387	int mutex_set_increment (DB_ENV *env, U32 increment)
		2388	CODE:
		2389	RETVAL = env->mutex_set_increment (env, increment);
		2390	OUTPUT:
		2391	RETVAL
		2392
		2393	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2394	CODE:
		2395	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2396	OUTPUT:
		2397	RETVAL
		2398
		2399	int mutex_set_align (DB_ENV *env, U32 align)
		2400	CODE:
		2401	RETVAL = env->mutex_set_align (env, align);
		2402	OUTPUT:
		2403	RETVAL
		2404
		2405	#endif
1817		2406
1818	DB_TXN *	2407	DB_TXN *
1819	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)	2408	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
1820	CODE:	2409	CODE:
1821	errno = env->txn_begin (env, parent, &RETVAL, flags);	2410	errno = env->txn_begin (env, parent, &RETVAL, flags);
1822	if (errno)	2411	if (errno)
1823	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2412	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1824	OUTPUT:	2413	OUTPUT:
1825	RETVAL	2414	RETVAL
1826		2415
		2416	#if DB_VERSION_MINOR >= 5
		2417
		2418	DB_TXN *
		2419	cdsgroup_begin (DB_ENV *env)
		2420	CODE:
		2421	errno = env->cdsgroup_begin (env, &RETVAL);
		2422	if (errno)
		2423	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2424	OUTPUT:
		2425	RETVAL
		2426
		2427	#endif
		2428
1827	MODULE = BDB PACKAGE = BDB::Db	2429	MODULE = BDB PACKAGE = BDB::Db
1828		2430
1829	void	2431	void
1830	DESTROY (DB_ornull *db)	2432	DESTROY (DB_ornuked *db)
1831	CODE:	2433	CODE:
1832	if (db)	2434	if (db)
1833	{	2435	{
1834	SV env = (SV )db->app_private;	2436	SV env = (SV )db->app_private;
1835	db->close (db, 0);	2437	db->close (db, 0);
…		…
1840	CODE:	2442	CODE:
1841	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2443	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1842	OUTPUT:	2444	OUTPUT:
1843	RETVAL	2445	RETVAL
1844		2446
		2447	int set_pagesize (DB *db, U32 pagesize)
		2448	CODE:
		2449	RETVAL = db->set_pagesize (db, pagesize);
		2450	OUTPUT:
		2451	RETVAL
		2452
1845	int set_flags (DB *db, U32 flags)	2453	int set_flags (DB *db, U32 flags)
1846	CODE:	2454	CODE:
1847	RETVAL = db->set_flags (db, flags);	2455	RETVAL = db->set_flags (db, flags);
1848	OUTPUT:	2456	OUTPUT:
1849	RETVAL	2457	RETVAL
…		…
1915	if (errno)	2523	if (errno)
1916	croak ("DB->cursor: %s", db_strerror (errno));	2524	croak ("DB->cursor: %s", db_strerror (errno));
1917	OUTPUT:	2525	OUTPUT:
1918	RETVAL	2526	RETVAL
1919		2527
		2528	#if DB_VERSION_MINOR >= 3
		2529
1920	DB_SEQUENCE *	2530	DB_SEQUENCE *
1921	sequence (DB *db, U32 flags = 0)	2531	sequence (DB *db, U32 flags = 0)
1922	CODE:	2532	CODE:
1923	{	2533	{
1924	errno = db_sequence_create (&RETVAL, db, flags);	2534	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1926	croak ("db_sequence_create: %s", db_strerror (errno));	2536	croak ("db_sequence_create: %s", db_strerror (errno));
1927	}	2537	}
1928	OUTPUT:	2538	OUTPUT:
1929	RETVAL	2539	RETVAL
1930		2540
		2541	#endif
		2542
1931		2543
1932	MODULE = BDB PACKAGE = BDB::Txn	2544	MODULE = BDB PACKAGE = BDB::Txn
1933		2545
1934	void	2546	void
1935	DESTROY (DB_TXN_ornull *txn)	2547	DESTROY (DB_TXN_ornuked *txn)
1936	CODE:	2548	CODE:
1937	if (txn)	2549	if (txn)
1938	txn->abort (txn);	2550	txn->abort (txn);
1939		2551
1940	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)	2552	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
…		…
1951		2563
1952		2564
1953	MODULE = BDB PACKAGE = BDB::Cursor	2565	MODULE = BDB PACKAGE = BDB::Cursor
1954		2566
1955	void	2567	void
1956	DESTROY (DBC_ornull *dbc)	2568	DESTROY (DBC_ornuked *dbc)
1957	CODE:	2569	CODE:
1958	if (dbc)	2570	if (dbc)
1959	dbc->c_close (dbc);	2571	dbc->c_close (dbc);
1960		2572
		2573	#if DB_VERSION_MINOR >= 6
		2574
		2575	int set_priority (DBC *dbc, int priority)
		2576	CODE:
		2577	dbc->set_priority (dbc, priority);
		2578
		2579	#endif
		2580
		2581	#if DB_VERSION_MINOR >= 3
		2582
1961	MODULE = BDB PACKAGE = BDB::Sequence	2583	MODULE = BDB PACKAGE = BDB::Sequence
1962		2584
1963	void	2585	void
1964	DESTROY (DB_SEQUENCE_ornull *seq)	2586	DESTROY (DB_SEQUENCE_ornuked *seq)
1965	CODE:	2587	CODE:
1966	if (seq)	2588	if (seq)
1967	seq->close (seq, 0);	2589	seq->close (seq, 0);
1968		2590
1969	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2591	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1988	CODE:	2610	CODE:
1989	RETVAL = seq->set_range (seq, min, max);	2611	RETVAL = seq->set_range (seq, min, max);
1990	OUTPUT:	2612	OUTPUT:
1991	RETVAL	2613	RETVAL
1992		2614
		2615	#endif
		2616
		2617

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Comparing BDB/BDB.xs (file contents): Revision 1.21 by root, Thu Dec 6 02:44:48 2007 UTC vs. Revision 1.66 by root, Sun Jan 4 10:48:15 2009 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.21 by root, Thu Dec 6 02:44:48 2007 UTC vs.
Revision 1.66 by root, Sun Jan 4 10:48:15 2009 UTC