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

Comparing BDB/BDB.xs (file contents):
Revision 1.18 by root, Sun Sep 16 18:15:34 2007 UTC vs.
Revision 1.67 by root, Fri Jan 9 22:32:12 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_VERIFY, 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 };
…		…
191	}	245	}
192		246
193	static volatile unsigned int nreqs, nready, npending;	247	static volatile unsigned int nreqs, nready, npending;
194	static volatile unsigned int max_idle = 4;	248	static volatile unsigned int max_idle = 4;
195	static volatile unsigned int max_outstanding = 0xffffffff;	249	static volatile unsigned int max_outstanding = 0xffffffff;
196	static int respipe [2], respipe_osf [2];	250	static int respipe_osf [2], respipe [2] = { -1, -1 };
197		251
198	static mutex_t reslock = X_MUTEX_INIT;	252	static mutex_t reslock = X_MUTEX_INIT;
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, req->seq_t);
350	else
351	sv_setnv_mg (req->sv1, 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_pipe (int fd[2])	557	create_respipe (void)
385	{	558	{
386	#ifdef _WIN32	559	#ifdef _WIN32
		560	int arg; /* argg */
		561	#endif
		562	int old_readfd = respipe [0];
		563
		564	if (respipe [1] >= 0)
		565	respipe_close (TO_SOCKET (respipe [1]));
		566
		567	if (pipe (respipe))
		568	croak ("unable to initialize result pipe");
		569
		570	if (old_readfd >= 0)
		571	{
		572	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		573	croak ("unable to initialize result pipe(2)");
		574
		575	respipe_close (respipe [0]);
		576	respipe [0] = old_readfd;
		577	}
		578
		579	#ifdef _WIN32
387	int arg = 1;	580	arg = 1;
388	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, fd)
389	\|\| ioctlsocket (TO_SOCKET (fd [0]), FIONBIO, &arg)	581	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
390	\|\| ioctlsocket (TO_SOCKET (fd [1]), FIONBIO, &arg))	582	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
391	#else	583	#else
392	if (pipe (fd)
393	\|\| fcntl (fd [0], F_SETFL, O_NONBLOCK)	584	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
394	\|\| fcntl (fd [1], F_SETFL, O_NONBLOCK))	585	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
395	#endif	586	#endif
396	croak ("unable to initialize result pipe");	587	croak ("unable to initialize result pipe(3)");
397		588
398	respipe_osf [0] = TO_SOCKET (respipe [0]);	589	respipe_osf [0] = TO_SOCKET (respipe [0]);
399	respipe_osf [1] = TO_SOCKET (respipe [1]);	590	respipe_osf [1] = TO_SOCKET (respipe [1]);
400	}	591	}
401		592
		593	static void bdb_request (bdb_req req);
402	X_THREAD_PROC (bdb_proc);	594	X_THREAD_PROC (bdb_proc);
403		595
404	static void start_thread (void)	596	static void start_thread (void)
405	{	597	{
406	worker *wrk = calloc (1, sizeof (worker));	598	worker *wrk = calloc (1, sizeof (worker));
…		…
421	free (wrk);	613	free (wrk);
422		614
423	X_UNLOCK (wrklock);	615	X_UNLOCK (wrklock);
424	}	616	}
425		617
426	static void maybe_start_thread ()	618	static void maybe_start_thread (void)
427	{	619	{
428	if (get_nthreads () >= wanted)	620	if (get_nthreads () >= wanted)
429	return;	621	return;
430		622
431	/* todo: maybe use idle here, but might be less exact */	623	/* todo: maybe use idle here, but might be less exact */
…		…
433	return;	625	return;
434		626
435	start_thread ();	627	start_thread ();
436	}	628	}
437		629
438	static void req_send (aio_req req)	630	static void req_send (bdb_req req)
439	{	631	{
440	SV *wait_callback = 0;	632	SV *wait_callback = 0;
441		633
442	// synthesize callback if none given	634	if (on_next_submit)
443	if (!SvOK (req->callback))
444	{	635	{
445	int count;
446
447	dSP;	636	dSP;
		637	SV *cb = sv_2mortal (on_next_submit);
		638
		639	on_next_submit = 0;
		640
448	PUSHMARK (SP);	641	PUSHMARK (SP);
449	PUTBACK;	642	PUTBACK;
450	count = call_sv (prepare_cb, G_ARRAY);	643	call_sv (cb, G_DISCARD \| G_EVAL);
451	SPAGAIN;	644	SPAGAIN;
		645	}
452		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
453	if (count != 2)	660	if (count != 2)
454	croak ("prepare callback must return exactly two values\n");	661	croak ("sync prepare callback must return exactly two values\n");
455		662
456	wait_callback = SvREFCNT_inc (POPs);	663	wait_callback = POPs;
457	SvREFCNT_dec (req->callback);
458	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	}
459	}	674	}
460		675
461	++nreqs;	676	++nreqs;
462		677
463	X_LOCK (reqlock);	678	X_LOCK (reqlock);
…		…
472	{	687	{
473	dSP;	688	dSP;
474	PUSHMARK (SP);	689	PUSHMARK (SP);
475	PUTBACK;	690	PUTBACK;
476	call_sv (wait_callback, G_DISCARD);	691	call_sv (wait_callback, G_DISCARD);
477	SvREFCNT_dec (wait_callback);
478	}	692	}
479	}	693	}
480		694
481	static void end_thread (void)	695	static void end_thread (void)
482	{	696	{
483	aio_req req;	697	bdb_req req = calloc (1, sizeof (bdb_cb));
484
485	Newz (0, req, 1, aio_cb);
486		698
487	req->type = REQ_QUIT;	699	req->type = REQ_QUIT;
488	req->pri = PRI_MAX + PRI_BIAS;	700	req->pri = PRI_MAX + PRI_BIAS;
489		701
490	X_LOCK (reqlock);	702	X_LOCK (reqlock);
…		…
517		729
518	while (started > wanted)	730	while (started > wanted)
519	end_thread ();	731	end_thread ();
520	}	732	}
521		733
522	static void poll_wait ()	734	static void poll_wait (void)
523	{	735	{
524	fd_set rfd;	736	fd_set rfd;
525		737
526	while (nreqs)	738	while (nreqs)
527	{	739	{
…		…
540		752
541	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	753	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
542	}	754	}
543	}	755	}
544		756
545	static int poll_cb ()	757	static int poll_cb (void)
546	{	758	{
547	dSP;	759	dSP;
548	int count = 0;	760	int count = 0;
549	int maxreqs = max_poll_reqs;	761	int maxreqs = max_poll_reqs;
550	int do_croak = 0;	762	int do_croak = 0;
551	struct timeval tv_start, tv_now;	763	struct timeval tv_start, tv_now;
552	aio_req req;	764	bdb_req req;
553		765
554	if (max_poll_time)	766	if (max_poll_time)
555	gettimeofday (&tv_start, 0);	767	gettimeofday (&tv_start, 0);
556		768
557	for (;;)	769	for (;;)
…		…
616	return count;	828	return count;
617	}	829	}
618		830
619	/*****************************************************************************/	831	/*****************************************************************************/
620		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_VERIFY:
		889	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		890	break;
		891
		892	case REQ_DB_UPGRADE:
		893	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		894	break;
		895
		896	case REQ_DB_PUT:
		897	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		898	break;
		899
		900	#if DB_VERSION_MINOR >= 6
		901	case REQ_DB_EXISTS:
		902	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		903	break;
		904	#endif
		905	case REQ_DB_GET:
		906	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		907	break;
		908
		909	case REQ_DB_PGET:
		910	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		911	break;
		912
		913	case REQ_DB_DEL:
		914	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		915	break;
		916
		917	case REQ_DB_KEY_RANGE:
		918	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		919	break;
		920
		921	case REQ_TXN_COMMIT:
		922	req->result = req->txn->commit (req->txn, req->uint1);
		923	break;
		924
		925	case REQ_TXN_ABORT:
		926	req->result = req->txn->abort (req->txn);
		927	break;
		928
		929	case REQ_TXN_FINISH:
		930	if (req->txn->flags & TXN_DEADLOCK)
		931	{
		932	req->result = req->txn->abort (req->txn);
		933	if (!req->result)
		934	req->result = DB_LOCK_DEADLOCK;
		935	}
		936	else
		937	req->result = req->txn->commit (req->txn, req->uint1);
		938	break;
		939
		940	case REQ_C_CLOSE:
		941	req->result = req->dbc->c_close (req->dbc);
		942	break;
		943
		944	case REQ_C_COUNT:
		945	{
		946	db_recno_t recno;
		947	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		948	req->uv1 = recno;
		949	}
		950	break;
		951
		952	case REQ_C_PUT:
		953	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		954	break;
		955
		956	case REQ_C_GET:
		957	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		958	break;
		959
		960	case REQ_C_PGET:
		961	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		962	break;
		963
		964	case REQ_C_DEL:
		965	req->result = req->dbc->c_del (req->dbc, req->uint1);
		966	break;
		967
		968	#if DB_VERSION_MINOR >= 3
		969	case REQ_SEQ_OPEN:
		970	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		971	break;
		972
		973	case REQ_SEQ_CLOSE:
		974	req->result = req->seq->close (req->seq, req->uint1);
		975	break;
		976
		977	case REQ_SEQ_GET:
		978	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		979	break;
		980
		981	case REQ_SEQ_REMOVE:
		982	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		983	break;
		984	#endif
		985
		986	case REQ_ENV_LOG_ARCHIVE:
		987	{
		988	char *listp = 0; / DB_ARCH_REMOVE does not touch listp, contrary to docs */
		989	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		990	req->buf1 = (char *)listp;
		991	}
		992	break;
		993
		994	default:
		995	req->result = ENOSYS;
		996	break;
		997	}
		998
		999	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		1000	req->txn->flags \|= TXN_DEADLOCK;
		1001	}
		1002
621	X_THREAD_PROC (bdb_proc)	1003	X_THREAD_PROC (bdb_proc)
622	{	1004	{
623	aio_req req;	1005	bdb_req req;
624	struct timespec ts;	1006	struct timespec ts;
625	worker self = (worker )thr_arg;	1007	worker self = (worker )thr_arg;
626		1008
627	/* try to distribute timeouts somewhat evenly */	1009	/* try to distribute timeouts somewhat evenly */
628	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	1010	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
…		…
664	}	1046	}
665		1047
666	--nready;	1048	--nready;
667		1049
668	X_UNLOCK (reqlock);	1050	X_UNLOCK (reqlock);
669		1051
670	switch (req->type)	1052	if (req->type == REQ_QUIT)
671	{	1053	{
672	case REQ_QUIT:	1054	X_LOCK (reslock);
673	req->result = ENOSYS;	1055	free (req);
		1056	self->req = 0;
		1057	X_UNLOCK (reslock);
		1058
674	goto quit;	1059	goto quit;
675
676	case REQ_ENV_OPEN:
677	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
678	break;
679
680	case REQ_ENV_CLOSE:
681	req->result = req->env->close (req->env, req->uint1);
682	break;
683
684	case REQ_ENV_TXN_CHECKPOINT:
685	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
686	break;
687
688	case REQ_ENV_LOCK_DETECT:
689	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
690	break;
691
692	case REQ_ENV_MEMP_SYNC:
693	req->result = req->env->memp_sync (req->env, 0);
694	break;
695
696	case REQ_ENV_MEMP_TRICKLE:
697	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
698	break;
699
700	case REQ_DB_OPEN:
701	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
702	break;
703
704	case REQ_DB_CLOSE:
705	req->result = req->db->close (req->db, req->uint1);
706	break;
707
708	case REQ_DB_COMPACT:
709	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
710	break;
711
712	case REQ_DB_SYNC:
713	req->result = req->db->sync (req->db, req->uint1);
714	break;
715
716	case REQ_DB_PUT:
717	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
718	break;
719
720	case REQ_DB_GET:
721	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
722	break;
723
724	case REQ_DB_PGET:
725	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
726	break;
727
728	case REQ_DB_DEL:
729	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
730	break;
731
732	case REQ_DB_KEY_RANGE:
733	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
734	break;
735
736	case REQ_TXN_COMMIT:
737	req->result = req->txn->commit (req->txn, req->uint1);
738	break;
739
740	case REQ_TXN_ABORT:
741	req->result = req->txn->abort (req->txn);
742	break;
743
744	case REQ_TXN_FINISH:
745	if (req->txn->flags & TXN_DEADLOCK)
746	{
747	req->result = req->txn->abort (req->txn);
748	if (!req->result)
749	req->result = DB_LOCK_DEADLOCK;
750	}
751	else
752	req->result = req->txn->commit (req->txn, req->uint1);
753	break;
754
755	case REQ_C_CLOSE:
756	req->result = req->dbc->c_close (req->dbc);
757	break;
758
759	case REQ_C_COUNT:
760	{
761	db_recno_t recno;
762	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
763	req->uv1 = recno;
764	}
765	break;
766
767	case REQ_C_PUT:
768	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
769	break;
770
771	case REQ_C_GET:
772	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
773	break;
774
775	case REQ_C_PGET:
776	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
777	break;
778
779	case REQ_C_DEL:
780	req->result = req->dbc->c_del (req->dbc, req->uint1);
781	break;
782
783	case REQ_SEQ_OPEN:
784	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
785	break;
786
787	case REQ_SEQ_CLOSE:
788	req->result = req->seq->close (req->seq, req->uint1);
789	break;
790
791	case REQ_SEQ_GET:
792	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
793	break;
794
795	case REQ_SEQ_REMOVE:
796	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
797	break;
798
799	default:
800	req->result = ENOSYS;
801	break;
802	}	1060	}
803		1061
804	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))	1062	bdb_request (req);
805	req->txn->flags \|= TXN_DEADLOCK;
806		1063
807	X_LOCK (reslock);	1064	X_LOCK (reslock);
808		1065
809	++npending;	1066	++npending;
810		1067
…		…
842	X_UNLOCK (wrklock);	1099	X_UNLOCK (wrklock);
843	}	1100	}
844		1101
845	static void atfork_child (void)	1102	static void atfork_child (void)
846	{	1103	{
847	aio_req prv;	1104	bdb_req prv;
848		1105
849	while (prv = reqq_shift (&req_queue))	1106	while (prv = reqq_shift (&req_queue))
850	req_free (prv);	1107	req_free (prv);
851		1108
852	while (prv = reqq_shift (&res_queue))	1109	while (prv = reqq_shift (&res_queue))
…		…
867	idle = 0;	1124	idle = 0;
868	nreqs = 0;	1125	nreqs = 0;
869	nready = 0;	1126	nready = 0;
870	npending = 0;	1127	npending = 0;
871		1128
872	respipe_close (respipe [0]);
873	respipe_close (respipe [1]);
874
875	create_pipe (respipe);	1129	create_respipe ();
876		1130
877	atfork_parent ();	1131	atfork_parent ();
878	}	1132	}
879		1133
880	#define dREQ(reqtype) \	1134	#define dREQ(reqtype,rsvcnt) \
881	aio_req req; \	1135	bdb_req req; \
882	int req_pri = next_pri; \	1136	int req_pri = next_pri; \
883	next_pri = DEFAULT_PRI + PRI_BIAS; \	1137	next_pri = DEFAULT_PRI + PRI_BIAS; \
884	\	1138	\
885	if (SvOK (callback) && !SvROK (callback)) \	1139	if (callback && SvOK (callback)) \
886	croak ("callback must be undef or of reference type"); \	1140	croak ("callback has illegal type or extra arguments"); \
887	\	1141	\
888	Newz (0, req, 1, aio_cb); \	1142	Newz (0, req, 1, bdb_cb); \
889	if (!req) \	1143	if (!req) \
890	croak ("out of memory during aio_req allocation"); \	1144	croak ("out of memory during bdb_req allocation"); \
891	\	1145	\
892	req->callback = newSVsv (callback); \	1146	req->callback = SvREFCNT_inc (cb); \
893	req->type = (reqtype); \	1147	req->type = (reqtype); \
894	req->pri = req_pri	1148	req->pri = req_pri; \
		1149	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1150	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1151	(void)0;
895		1152
896	#define REQ_SEND \	1153	#define REQ_SEND \
897	req_send (req)	1154	req_send (req)
898		1155
899	#define SvPTR(var, arg, type, class, nullok) \	1156	#define SvPTR(var, arg, type, class, nullok) \
900	if (!SvOK (arg)) \	1157	if (!SvOK (arg)) \
901	{ \	1158	{ \
902	if (!nullok) \	1159	if (nullok != 1) \
903	croak (# var " must be a " # class " object, not undef"); \	1160	croak (# var " must be a " # class " object, not undef"); \
904	\	1161	\
905	(var) = 0; \	1162	(var) = 0; \
906	} \	1163	} \
907	else if (sv_derived_from ((arg), # class)) \	1164	else if (sv_derived_from ((arg), # class)) \
908	{ \	1165	{ \
909	IV tmp = SvIV ((SV*) SvRV (arg)); \	1166	IV tmp = SvIV ((SV*) SvRV (arg)); \
910	(var) = INT2PTR (type, tmp); \	1167	(var) = INT2PTR (type, tmp); \
911	if (!var) \	1168	if (!var && nullok != 2) \
912	croak (# var " is not a valid " # class " object anymore"); \	1169	croak (# var " is not a valid " # class " object anymore"); \
913	} \	1170	} \
914	else \	1171	else \
915	croak (# var " is not of type " # class); \	1172	croak (# var " is not of type " # class);
916	\	1173
		1174	#define ARG_MUTABLE(name) \
		1175	if (SvREADONLY (name)) \
		1176	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
917		1177
918	static void	1178	static void
919	ptr_nuke (SV *sv)	1179	ptr_nuke (SV *sv)
920	{	1180	{
921	assert (SvROK (sv));	1181	assert (SvROK (sv));
922	sv_setiv (SvRV (sv), 0);	1182	sv_setiv (SvRV (sv), 0);
923	}	1183	}
		1184
		1185	static int
		1186	errno_get (pTHX_ SV sv, MAGIC mg)
		1187	{
		1188	if (*mg->mg_ptr == '!') // should always be the case
		1189	if (-30999 <= errno && errno <= -30800)
		1190	{
		1191	sv_setnv (sv, (NV)errno);
		1192	sv_setpv (sv, db_strerror (errno));
		1193	SvNOK_on (sv); /* what a wonderful hack! */
		1194	// ^^^ copied from perl sources
		1195	return 0;
		1196	}
		1197
		1198	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1199	}
		1200
		1201	static MGVTBL vtbl_errno;
		1202
		1203	// this wonderful hack :( patches perl's $! variable to support our errno values
		1204	static void
		1205	patch_errno (void)
		1206	{
		1207	SV *sv;
		1208	MAGIC *mg;
		1209
		1210	if (!(sv = get_sv ("!", 1)))
		1211	return;
		1212
		1213	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1214	return;
		1215
		1216	if (mg->mg_virtual != &PL_vtbl_sv)
		1217	return;
		1218
		1219	vtbl_errno = PL_vtbl_sv;
		1220	vtbl_errno.svt_get = errno_get;
		1221	mg->mg_virtual = &vtbl_errno;
		1222	}
		1223
		1224	#if __GNUC__ >= 4
		1225	# define noinline __attribute__ ((noinline))
		1226	#else
		1227	# define noinline
		1228	#endif
		1229
		1230	static noinline SV *
		1231	pop_callback (I32 ritems, SV sv)
		1232	{
		1233	if (SvROK (sv))
		1234	{
		1235	HV *st;
		1236	GV *gvp;
		1237	CV *cv;
		1238	const char *name;
		1239
		1240	/* forgive me */
		1241	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1242	&& (st = SvSTASH (SvRV (sv)))
		1243	&& (name = HvNAME_get (st))
		1244	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1245	return 0;
		1246
		1247	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1248	{
		1249	--*ritems;
		1250	return (SV *)cv;
		1251	}
		1252	}
		1253
		1254	return 0;
		1255	}
		1256
		1257	/*****************************************************************************/
		1258
		1259	#if 0
		1260	static int
		1261	bt_pfxc_compare (DB db, const DBT dbt1, const DBT *dbt2)
		1262	{
		1263	ssize_t size1 = dbt1->size;
		1264	ssize_t size2 = dbt2->size;
		1265	int res = memcmp ((void )dbt1->data, (void )dbt2->data,
		1266	size1 <= size2 ? size1 : size2);
		1267
		1268	if (res)
		1269	return res;
		1270	else if (size1 - size2)
		1271	return size1 - size2;
		1272	else
		1273	return 0;
		1274	}
		1275
		1276	static size_t
		1277	bt_pfxc_prefix_x (DB db, const DBT dbt1, const DBT *dbt2)
		1278	{
		1279	ssize_t size1 = dbt1->size;
		1280	ssize_t size2 = dbt2->size;
		1281	u_int8_t p1 = (u_int8_t )dbt1->data;
		1282	u_int8_t p2 = (u_int8_t )dbt2->data;
		1283	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1284
		1285	while (p1 < pe)
		1286	if (p1++ != p2++)
		1287	return p1 - (u_int8_t *)dbt1->data - 1;
		1288
		1289	if (size1 < size2) return size1 + 1;
		1290	if (size1 > size2) return size2 + 1;
		1291
		1292	return size1;
		1293	}
		1294	#endif
		1295
		1296	/*****************************************************************************/
		1297
		1298	/* stupid windows defines CALLBACK as well */
		1299	#undef CALLBACK
		1300	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
924		1301
925	MODULE = BDB PACKAGE = BDB	1302	MODULE = BDB PACKAGE = BDB
926		1303
927	PROTOTYPES: ENABLE	1304	PROTOTYPES: ENABLE
928		1305
…		…
944	const_iv (INIT_TXN)	1321	const_iv (INIT_TXN)
945	const_iv (RECOVER)	1322	const_iv (RECOVER)
946	const_iv (INIT_TXN)	1323	const_iv (INIT_TXN)
947	const_iv (RECOVER_FATAL)	1324	const_iv (RECOVER_FATAL)
948	const_iv (CREATE)	1325	const_iv (CREATE)
		1326	const_iv (RDONLY)
949	const_iv (USE_ENVIRON)	1327	const_iv (USE_ENVIRON)
950	const_iv (USE_ENVIRON_ROOT)	1328	const_iv (USE_ENVIRON_ROOT)
951	const_iv (LOCKDOWN)	1329	const_iv (LOCKDOWN)
952	const_iv (PRIVATE)	1330	const_iv (PRIVATE)
953	const_iv (REGISTER)
954	const_iv (SYSTEM_MEM)	1331	const_iv (SYSTEM_MEM)
955	const_iv (AUTO_COMMIT)	1332	const_iv (AUTO_COMMIT)
956	const_iv (CDB_ALLDB)	1333	const_iv (CDB_ALLDB)
957	const_iv (DIRECT_DB)	1334	const_iv (DIRECT_DB)
958	const_iv (DIRECT_LOG)
959	const_iv (DSYNC_DB)
960	const_iv (DSYNC_LOG)
961	const_iv (LOG_AUTOREMOVE)
962	const_iv (LOG_INMEMORY)
963	const_iv (NOLOCKING)	1335	const_iv (NOLOCKING)
964	const_iv (NOMMAP)	1336	const_iv (NOMMAP)
965	const_iv (NOPANIC)	1337	const_iv (NOPANIC)
966	const_iv (OVERWRITE)	1338	const_iv (OVERWRITE)
967	const_iv (PANIC_ENVIRONMENT)	1339	const_iv (PANIC_ENVIRONMENT)
968	const_iv (REGION_INIT)	1340	const_iv (REGION_INIT)
969	const_iv (TIME_NOTGRANTED)	1341	const_iv (TIME_NOTGRANTED)
970	const_iv (TXN_NOSYNC)	1342	const_iv (TXN_NOSYNC)
		1343	const_iv (TXN_NOT_DURABLE)
971	const_iv (TXN_WRITE_NOSYNC)	1344	const_iv (TXN_WRITE_NOSYNC)
972	const_iv (WRITECURSOR)	1345	const_iv (WRITECURSOR)
973	const_iv (YIELDCPU)	1346	const_iv (YIELDCPU)
974	const_iv (ENCRYPT_AES)	1347	const_iv (ENCRYPT_AES)
975	const_iv (XA_CREATE)	1348	const_iv (XA_CREATE)
…		…
977	const_iv (HASH)	1350	const_iv (HASH)
978	const_iv (QUEUE)	1351	const_iv (QUEUE)
979	const_iv (RECNO)	1352	const_iv (RECNO)
980	const_iv (UNKNOWN)	1353	const_iv (UNKNOWN)
981	const_iv (EXCL)	1354	const_iv (EXCL)
982	const_iv (READ_COMMITTED)
983	const_iv (READ_UNCOMMITTED)
984	const_iv (TRUNCATE)	1355	const_iv (TRUNCATE)
985	const_iv (NOSYNC)	1356	const_iv (NOSYNC)
986	const_iv (CHKSUM)	1357	const_iv (CHKSUM)
987	const_iv (ENCRYPT)	1358	const_iv (ENCRYPT)
988	const_iv (TXN_NOT_DURABLE)
989	const_iv (DUP)	1359	const_iv (DUP)
990	const_iv (DUPSORT)	1360	const_iv (DUPSORT)
991	const_iv (RECNUM)	1361	//const_iv (RECNUM)
992	const_iv (RENUMBER)	1362	const_iv (RENUMBER)
993	const_iv (REVSPLITOFF)	1363	const_iv (REVSPLITOFF)
994	const_iv (INORDER)
995	const_iv (CONSUME)	1364	const_iv (CONSUME)
996	const_iv (CONSUME_WAIT)	1365	const_iv (CONSUME_WAIT)
997	const_iv (GET_BOTH)	1366	const_iv (GET_BOTH)
998	const_iv (GET_BOTH_RANGE)	1367	const_iv (GET_BOTH_RANGE)
999	//const_iv (SET_RECNO)	1368	//const_iv (SET_RECNO)
1000	//const_iv (MULTIPLE)	1369	//const_iv (MULTIPLE)
1001	const_iv (SNAPSHOT)	1370	const_iv (SNAPSHOT)
1002	const_iv (JOIN_ITEM)	1371	const_iv (JOIN_ITEM)
		1372	const_iv (JOIN_NOSORT)
1003	const_iv (RMW)	1373	const_iv (RMW)
1004		1374
1005	const_iv (NOTFOUND)	1375	const_iv (NOTFOUND)
1006	const_iv (KEYEMPTY)	1376	const_iv (KEYEMPTY)
1007	const_iv (LOCK_DEADLOCK)	1377	const_iv (LOCK_DEADLOCK)
1008	const_iv (LOCK_NOTGRANTED)	1378	const_iv (LOCK_NOTGRANTED)
1009	const_iv (RUNRECOVERY)	1379	const_iv (RUNRECOVERY)
1010	const_iv (OLD_VERSION)	1380	const_iv (OLD_VERSION)
1011	const_iv (REP_HANDLE_DEAD)	1381	const_iv (REP_HANDLE_DEAD)
1012	const_iv (REP_LOCKOUT)
1013	const_iv (SECONDARY_BAD)	1382	const_iv (SECONDARY_BAD)
1014
1015	const_iv (FREE_SPACE)
1016	const_iv (FREELIST_ONLY)
1017		1383
1018	const_iv (APPEND)	1384	const_iv (APPEND)
1019	const_iv (NODUPDATA)	1385	const_iv (NODUPDATA)
1020	const_iv (NOOVERWRITE)	1386	const_iv (NOOVERWRITE)
1021		1387
…		…
1023	const_iv (TXN_SYNC)	1389	const_iv (TXN_SYNC)
1024		1390
1025	const_iv (SET_LOCK_TIMEOUT)	1391	const_iv (SET_LOCK_TIMEOUT)
1026	const_iv (SET_TXN_TIMEOUT)	1392	const_iv (SET_TXN_TIMEOUT)
1027		1393
1028	const_iv (JOIN_ITEM)
1029	const_iv (FIRST)	1394	const_iv (FIRST)
1030	const_iv (NEXT)	1395	const_iv (NEXT)
1031	const_iv (NEXT_DUP)	1396	const_iv (NEXT_DUP)
1032	const_iv (NEXT_NODUP)	1397	const_iv (NEXT_NODUP)
1033	const_iv (PREV)	1398	const_iv (PREV)
…		…
1045	const_iv (FORCE)	1410	const_iv (FORCE)
1046		1411
1047	const_iv (LOCK_DEFAULT)	1412	const_iv (LOCK_DEFAULT)
1048	const_iv (LOCK_EXPIRE)	1413	const_iv (LOCK_EXPIRE)
1049	const_iv (LOCK_MAXLOCKS)	1414	const_iv (LOCK_MAXLOCKS)
1050	const_iv (LOCK_MAXWRITE)
1051	const_iv (LOCK_MINLOCKS)	1415	const_iv (LOCK_MINLOCKS)
1052	const_iv (LOCK_MINWRITE)	1416	const_iv (LOCK_MINWRITE)
1053	const_iv (LOCK_OLDEST)	1417	const_iv (LOCK_OLDEST)
1054	const_iv (LOCK_RANDOM)	1418	const_iv (LOCK_RANDOM)
1055	const_iv (LOCK_YOUNGEST)	1419	const_iv (LOCK_YOUNGEST)
1056		1420
1057	const_iv (SEQ_DEC)
1058	const_iv (SEQ_INC)
1059	const_iv (SEQ_WRAP)
1060
1061	const_iv (BUFFER_SMALL)
1062	const_iv (DONOTINDEX)	1421	const_iv (DONOTINDEX)
1063	const_iv (KEYEMPTY )	1422	const_iv (KEYEMPTY )
1064	const_iv (KEYEXIST )	1423	const_iv (KEYEXIST )
1065	const_iv (LOCK_DEADLOCK)	1424	const_iv (LOCK_DEADLOCK)
1066	const_iv (LOCK_NOTGRANTED)	1425	const_iv (LOCK_NOTGRANTED)
1067	const_iv (LOG_BUFFER_FULL)
1068	const_iv (NOSERVER)	1426	const_iv (NOSERVER)
1069	const_iv (NOSERVER_HOME)	1427	const_iv (NOSERVER_HOME)
1070	const_iv (NOSERVER_ID)	1428	const_iv (NOSERVER_ID)
1071	const_iv (NOTFOUND)	1429	const_iv (NOTFOUND)
1072	const_iv (OLD_VERSION)
1073	const_iv (PAGE_NOTFOUND)	1430	const_iv (PAGE_NOTFOUND)
1074	const_iv (REP_DUPMASTER)	1431	const_iv (REP_DUPMASTER)
1075	const_iv (REP_HANDLE_DEAD)	1432	const_iv (REP_HANDLE_DEAD)
1076	const_iv (REP_HOLDELECTION)	1433	const_iv (REP_HOLDELECTION)
1077	const_iv (REP_IGNORE)
1078	const_iv (REP_ISPERM)	1434	const_iv (REP_ISPERM)
1079	const_iv (REP_JOIN_FAILURE)
1080	const_iv (REP_LOCKOUT)
1081	const_iv (REP_NEWMASTER)	1435	const_iv (REP_NEWMASTER)
1082	const_iv (REP_NEWSITE)	1436	const_iv (REP_NEWSITE)
1083	const_iv (REP_NOTPERM)	1437	const_iv (REP_NOTPERM)
1084	const_iv (REP_UNAVAIL)	1438	const_iv (REP_UNAVAIL)
1085	const_iv (RUNRECOVERY)	1439	const_iv (RUNRECOVERY)
1086	const_iv (SECONDARY_BAD)	1440	const_iv (SECONDARY_BAD)
1087	const_iv (VERIFY_BAD)	1441	const_iv (VERIFY_BAD)
1088	const_iv (VERSION_MISMATCH)	1442
		1443	const_iv (SALVAGE)
		1444	const_iv (AGGRESSIVE)
		1445	const_iv (PRINTABLE)
		1446	const_iv (NOORDERCHK)
		1447	const_iv (ORDERCHKONLY)
		1448
		1449	const_iv (ARCH_ABS)
		1450	const_iv (ARCH_DATA)
		1451	const_iv (ARCH_LOG)
		1452	const_iv (ARCH_REMOVE)
1089		1453
1090	const_iv (VERB_DEADLOCK)	1454	const_iv (VERB_DEADLOCK)
1091	const_iv (VERB_RECOVERY)	1455	const_iv (VERB_RECOVERY)
1092	const_iv (VERB_REGISTER)
1093	const_iv (VERB_REPLICATION)	1456	const_iv (VERB_REPLICATION)
1094	const_iv (VERB_WAITSFOR)	1457	const_iv (VERB_WAITSFOR)
1095		1458
1096	const_iv (VERSION_MAJOR)	1459	const_iv (VERSION_MAJOR)
1097	const_iv (VERSION_MINOR)	1460	const_iv (VERSION_MINOR)
1098	const_iv (VERSION_PATCH)	1461	const_iv (VERSION_PATCH)
		1462	#if DB_VERSION_MINOR >= 3
		1463	const_iv (INORDER)
		1464	const_iv (LOCK_MAXWRITE)
		1465	const_iv (SEQ_DEC)
		1466	const_iv (SEQ_INC)
		1467	const_iv (SEQ_WRAP)
		1468	const_iv (BUFFER_SMALL)
		1469	const_iv (LOG_BUFFER_FULL)
		1470	const_iv (VERSION_MISMATCH)
		1471	#endif
		1472	#if DB_VERSION_MINOR >= 4
		1473	const_iv (REGISTER)
		1474	const_iv (DSYNC_DB)
		1475	const_iv (READ_COMMITTED)
		1476	const_iv (READ_UNCOMMITTED)
		1477	const_iv (REP_IGNORE)
		1478	const_iv (REP_LOCKOUT)
		1479	const_iv (REP_JOIN_FAILURE)
		1480	const_iv (FREE_SPACE)
		1481	const_iv (FREELIST_ONLY)
		1482	const_iv (VERB_REGISTER)
		1483	#endif
1099	#if DB_VERSION_MINOR >= 5	1484	#if DB_VERSION_MINOR >= 5
1100	const_iv (MULTIVERSION)	1485	const_iv (MULTIVERSION)
1101	const_iv (TXN_SNAPSHOT)	1486	const_iv (TXN_SNAPSHOT)
1102	#endif	1487	#endif
1103	#if DB_VERSION_MINOR >= 6	1488	#if DB_VERSION_MINOR >= 6
1104	const_iv (PREV_DUP)	1489	const_iv (PREV_DUP)
1105	# if 0
1106	const_iv (PRIORITY_UNCHANGED)	1490	const_iv (PRIORITY_UNCHANGED)
1107	const_iv (PRIORITY_VERY_LOW)	1491	const_iv (PRIORITY_VERY_LOW)
1108	const_iv (PRIORITY_LOW)	1492	const_iv (PRIORITY_LOW)
1109	const_iv (PRIORITY_DEFAULT)	1493	const_iv (PRIORITY_DEFAULT)
1110	const_iv (PRIORITY_HIGH)	1494	const_iv (PRIORITY_HIGH)
1111	const_iv (PRIORITY_VERY_HIGH)	1495	const_iv (PRIORITY_VERY_HIGH)
		1496	const_iv (IGNORE_LEASE)
		1497	#endif
		1498	#if DB_VERSION_MINOR >= 7
		1499	//const_iv (MULTIPLE_KEY)
		1500	const_iv (LOG_DIRECT)
		1501	const_iv (LOG_DSYNC)
		1502	const_iv (LOG_AUTO_REMOVE)
		1503	const_iv (LOG_IN_MEMORY)
		1504	const_iv (LOG_ZERO)
		1505	#else
		1506	const_iv (DIRECT_LOG)
		1507	const_iv (LOG_AUTOREMOVE)
		1508	# if DB_VERSION_MINOR >= 3
		1509	const_iv (DSYNC_LOG)
		1510	const_iv (LOG_INMEMORY)
1112	# endif	1511	# endif
1113	#endif	1512	#endif
1114	};	1513	};
1115		1514
1116	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1515	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1117	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1516	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1118		1517
1119	newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));	1518	prepare_cb = &PL_sv_undef;
		1519
		1520	{
		1521	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1522	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1523
		1524	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1525	}
		1526
1120	newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1527	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1121		1528
1122	create_pipe (respipe);	1529	create_respipe ();
1123		1530
1124	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1531	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1125	#ifdef _WIN32	1532	patch_errno ();
1126	X_MUTEX_CHECK (wrklock);
1127	X_MUTEX_CHECK (reslock);
1128	X_MUTEX_CHECK (reqlock);
1129
1130	X_COND_CHECK (reqwait);
1131	#endif
1132	}	1533	}
1133		1534
1134	void	1535	void
1135	max_poll_reqs (int nreqs)	1536	max_poll_reqs (int nreqs)
1136	PROTOTYPE: $	1537	PROTOTYPE: $
…		…
1261	RETVAL = started;	1662	RETVAL = started;
1262	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1663	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1263	OUTPUT:	1664	OUTPUT:
1264	RETVAL	1665	RETVAL
1265		1666
1266	void	1667	SV *
1267	set_sync_prepare (SV *cb)	1668	set_sync_prepare (SV *cb)
1268	PROTOTYPE: &	1669	PROTOTYPE: &
1269	CODE:	1670	CODE:
1270	SvREFCNT_dec (prepare_cb);	1671	RETVAL = prepare_cb;
1271	prepare_cb = newSVsv (cb);	1672	prepare_cb = newSVsv (cb);
		1673	OUTPUT:
		1674	RETVAL
1272		1675
1273	char *	1676	char *
1274	strerror (int errorno = errno)	1677	strerror (int errorno = errno)
1275	PROTOTYPE: ;$	1678	PROTOTYPE: ;$
1276	CODE:	1679	CODE:
1277	RETVAL = db_strerror (errorno);	1680	RETVAL = db_strerror (errorno);
1278	OUTPUT:	1681	OUTPUT:
1279	RETVAL	1682	RETVAL
1280		1683
		1684	void _on_next_submit (SV *cb)
		1685	CODE:
		1686	SvREFCNT_dec (on_next_submit);
		1687	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
		1688
1281	DB_ENV *	1689	DB_ENV *
1282	db_env_create (U32 env_flags = 0)	1690	db_env_create (U32 env_flags = 0)
1283	CODE:	1691	CODE:
1284	{	1692	{
1285	errno = db_env_create (&RETVAL, env_flags);	1693	errno = db_env_create (&RETVAL, env_flags);
…		…
1294	}	1702	}
1295	OUTPUT:	1703	OUTPUT:
1296	RETVAL	1704	RETVAL
1297		1705
1298	void	1706	void
1299	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)	1707	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = 0)
		1708	PREINIT:
		1709	CALLBACK
1300	CODE:	1710	CODE:
1301	{	1711	{
1302	dREQ (REQ_ENV_OPEN);	1712	dREQ (REQ_ENV_OPEN, 1);
1303
1304	env->set_thread_count (env, wanted + 2);
1305
1306	req->env = env;	1713	req->env = env;
1307	req->uint1 = open_flags \| DB_THREAD;	1714	req->uint1 = open_flags \| DB_THREAD;
1308	req->int1 = mode;	1715	req->int1 = mode;
1309	req->buf1 = strdup_ornull (db_home);	1716	req->buf1 = strdup_ornull (db_home);
1310	REQ_SEND;	1717	REQ_SEND;
1311	}	1718	}
1312		1719
1313	void	1720	void
1314	db_env_close (DB_ENV env, U32 flags = 0, SV callback = &PL_sv_undef)	1721	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
		1722	PREINIT:
		1723	CALLBACK
1315	CODE:	1724	CODE:
1316	{	1725	{
1317	dREQ (REQ_ENV_CLOSE);	1726	dREQ (REQ_ENV_CLOSE, 0);
		1727	ptr_nuke (ST (0));
1318	req->env = env;	1728	req->env = env;
1319	req->uint1 = flags;	1729	req->uint1 = flags;
1320	REQ_SEND;	1730	REQ_SEND;
1321	ptr_nuke (ST (0));
1322	}	1731	}
1323		1732
1324	void	1733	void
1325	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = &PL_sv_undef)	1734	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
		1735	PREINIT:
		1736	CALLBACK
1326	CODE:	1737	CODE:
1327	{	1738	{
1328	dREQ (REQ_ENV_TXN_CHECKPOINT);	1739	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1329	req->env = env;	1740	req->env = env;
1330	req->uint1 = kbyte;	1741	req->uint1 = kbyte;
1331	req->int1 = min;	1742	req->int1 = min;
1332	req->uint2 = flags;	1743	req->uint2 = flags;
1333	REQ_SEND;	1744	REQ_SEND;
1334	}	1745	}
1335		1746
1336	void	1747	void
1337	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = &PL_sv_undef)	1748	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = 0)
		1749	PREINIT:
		1750	CALLBACK
1338	CODE:	1751	CODE:
1339	{	1752	{
1340	dREQ (REQ_ENV_LOCK_DETECT);	1753	dREQ (REQ_ENV_LOCK_DETECT, 1);
1341	req->env = env;	1754	req->env = env;
1342	req->uint1 = flags;	1755	req->uint1 = flags;
1343	req->uint2 = atype;	1756	req->uint2 = atype;
		1757	/* req->int2 = 0; dummy */
1344	REQ_SEND;	1758	REQ_SEND;
1345	}	1759	}
1346		1760
1347	void	1761	void
1348	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = &PL_sv_undef)	1762	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = 0)
		1763	PREINIT:
		1764	CALLBACK
1349	CODE:	1765	CODE:
1350	{	1766	{
1351	dREQ (REQ_ENV_MEMP_SYNC);	1767	dREQ (REQ_ENV_MEMP_SYNC, 1);
1352	req->env = env;	1768	req->env = env;
1353	REQ_SEND;	1769	REQ_SEND;
1354	}	1770	}
1355		1771
1356	void	1772	void
1357	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = &PL_sv_undef)	1773	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = 0)
		1774	PREINIT:
		1775	CALLBACK
1358	CODE:	1776	CODE:
1359	{	1777	{
1360	dREQ (REQ_ENV_MEMP_TRICKLE);	1778	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1361	req->env = env;	1779	req->env = env;
1362	req->int1 = percent;	1780	req->int1 = percent;
1363	REQ_SEND;	1781	REQ_SEND;
1364	}	1782	}
1365		1783
		1784	void
		1785	db_env_dbremove (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1786	PREINIT:
		1787	CALLBACK
		1788	CODE:
		1789	{
		1790	dREQ (REQ_ENV_DBREMOVE, 2);
		1791	req->env = env;
		1792	req->buf1 = strdup_ornull (file);
		1793	req->buf2 = strdup_ornull (database);
		1794	req->uint1 = flags;
		1795	REQ_SEND;
		1796	}
		1797
		1798	void
		1799	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)
		1800	PREINIT:
		1801	CALLBACK
		1802	CODE:
		1803	{
		1804	dREQ (REQ_ENV_DBRENAME, 2);
		1805	req->env = env;
		1806	req->buf1 = strdup_ornull (file);
		1807	req->buf2 = strdup_ornull (database);
		1808	req->buf3 = strdup_ornull (newname);
		1809	req->uint1 = flags;
		1810	REQ_SEND;
		1811	}
		1812
		1813	void
		1814	db_env_log_archive (DB_ENV env, SV_mutable listp, U32 flags = 0, SV *callback = 0)
		1815	PREINIT:
		1816	CALLBACK
		1817	CODE:
		1818	{
		1819	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1820	req->sv1 = SvREFCNT_inc (listp);
		1821	req->env = env;
		1822	req->uint1 = flags;
		1823	REQ_SEND;
		1824	}
1366		1825
1367	DB *	1826	DB *
1368	db_create (DB_ENV *env = 0, U32 flags = 0)	1827	db_create (DB_ENV *env = 0, U32 flags = 0)
1369	CODE:	1828	CODE:
1370	{	1829	{
…		…
1377	}	1836	}
1378	OUTPUT:	1837	OUTPUT:
1379	RETVAL	1838	RETVAL
1380		1839
1381	void	1840	void
1382	db_open (DB db, DB_TXN_ornull txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1841	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1842	PREINIT:
		1843	CALLBACK
1383	CODE:	1844	CODE:
1384	{	1845	{
1385	dREQ (REQ_DB_OPEN);	1846	dREQ (REQ_DB_OPEN, 2);
1386	req->db = db;	1847	req->db = db;
1387	req->txn = txnid;	1848	req->txn = txnid;
1388	req->buf1 = strdup_ornull (file);	1849	req->buf1 = strdup_ornull (file);
1389	req->buf2 = strdup_ornull (database);	1850	req->buf2 = strdup_ornull (database);
1390	req->int1 = type;	1851	req->int1 = type;
…		…
1392	req->int2 = mode;	1853	req->int2 = mode;
1393	REQ_SEND;	1854	REQ_SEND;
1394	}	1855	}
1395		1856
1396	void	1857	void
1397	db_close (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1858	db_close (DB db, U32 flags = 0, SV callback = 0)
		1859	PREINIT:
		1860	CALLBACK
1398	CODE:	1861	CODE:
1399	{	1862	{
1400	dREQ (REQ_DB_CLOSE);	1863	dREQ (REQ_DB_CLOSE, 0);
		1864	ptr_nuke (ST (0));
1401	req->db = db;	1865	req->db = db;
1402	req->uint1 = flags;	1866	req->uint1 = flags;
1403	req->sv1 = (SV *)db->app_private;	1867	req->sv1 = (SV *)db->app_private;
1404	REQ_SEND;	1868	REQ_SEND;
1405	ptr_nuke (ST (0));
1406	}	1869	}
1407		1870
		1871	#if DB_VERSION_MINOR >= 4
		1872
1408	void	1873	void
1409	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)	1874	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)
		1875	PREINIT:
		1876	CALLBACK
1410	CODE:	1877	CODE:
1411	{	1878	{
1412	dREQ (REQ_DB_COMPACT);	1879	dREQ (REQ_DB_COMPACT, 2);
1413	req->db = db;	1880	req->db = db;
1414	req->txn = txn;	1881	req->txn = txn;
1415	sv_to_dbt (&req->dbt1, start);	1882	if (start) sv_to_dbt (&req->dbt1, start);
1416	sv_to_dbt (&req->dbt2, stop);	1883	if (stop ) sv_to_dbt (&req->dbt2, stop );
1417	req->uint1 = flags;	1884	req->uint1 = flags;
1418	REQ_SEND;	1885	REQ_SEND;
1419	}	1886	}
1420		1887
		1888	#endif
		1889
1421	void	1890	void
1422	db_sync (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1891	db_sync (DB db, U32 flags = 0, SV callback = 0)
		1892	PREINIT:
		1893	CALLBACK
1423	CODE:	1894	CODE:
1424	{	1895	{
1425	dREQ (REQ_DB_SYNC);	1896	dREQ (REQ_DB_SYNC, 1);
1426	req->db = db;	1897	req->db = db;
1427	req->uint1 = flags;	1898	req->uint1 = flags;
1428	REQ_SEND;	1899	REQ_SEND;
1429	}	1900	}
1430		1901
1431	void	1902	void
		1903	db_verify (DB db, bdb_filename file, bdb_filename database = 0, SV dummy = 0, U32 flags = 0, SV *callback = 0)
		1904	PREINIT:
		1905	CALLBACK
		1906	CODE:
		1907	{
		1908	dREQ (REQ_DB_VERIFY, 1);
		1909	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1910	req->db = db;
		1911	req->buf1 = strdup (file);
		1912	req->buf2 = strdup_ornull (database);
		1913	req->uint1 = flags;
		1914	REQ_SEND;
		1915	}
		1916
		1917	void
		1918	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
		1919	PREINIT:
		1920	CALLBACK
		1921	CODE:
		1922	{
		1923	dREQ (REQ_DB_UPGRADE, 1);
		1924	req->db = db;
		1925	req->buf1 = strdup (file);
		1926	req->uint1 = flags;
		1927	REQ_SEND;
		1928	}
		1929
		1930	void
1432	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1931	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV_mutable key_range, U32 flags = 0, SV *callback = 0)
		1932	PREINIT:
		1933	CALLBACK
1433	CODE:	1934	CODE:
1434	{	1935	{
1435	dREQ (REQ_DB_KEY_RANGE);	1936	dREQ (REQ_DB_KEY_RANGE, 2);
1436	req->db = db;	1937	req->db = db;
1437	req->txn = txn;	1938	req->txn = txn;
1438	sv_to_dbt (&req->dbt1, key);	1939	sv_to_dbt (&req->dbt1, key);
1439	req->uint1 = flags;	1940	req->uint1 = flags;
1440	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1941	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1441	REQ_SEND;	1942	REQ_SEND;
1442	}	1943	}
1443		1944
1444	void	1945	void
1445	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1946	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)
		1947	PREINIT:
		1948	CALLBACK
1446	CODE:	1949	CODE:
1447	{	1950	{
1448	dREQ (REQ_DB_PUT);	1951	dREQ (REQ_DB_PUT, 2);
1449	req->db = db;	1952	req->db = db;
1450	req->txn = txn;	1953	req->txn = txn;
1451	sv_to_dbt (&req->dbt1, key);	1954	sv_to_dbt (&req->dbt1, key);
1452	sv_to_dbt (&req->dbt2, data);	1955	sv_to_dbt (&req->dbt2, data);
1453	req->uint1 = flags;	1956	req->uint1 = flags;
1454	REQ_SEND;	1957	REQ_SEND;
1455	}	1958	}
1456		1959
		1960	#if DB_VERSION_MINOR >= 6
		1961
1457	void	1962	void
		1963	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1964	PREINIT:
		1965	CALLBACK
		1966	CODE:
		1967	{
		1968	dREQ (REQ_DB_EXISTS, 2);
		1969	req->db = db;
		1970	req->txn = txn;
		1971	req->uint1 = flags;
		1972	sv_to_dbt (&req->dbt1, key);
		1973	REQ_SEND;
		1974	}
		1975
		1976	#endif
		1977
		1978	void
1458	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1979	db_get (DB db, DB_TXN_ornull txn, SV key, SV_mutable data, U32 flags = 0, SV *callback = 0)
		1980	PREINIT:
		1981	CALLBACK
1459	CODE:	1982	CODE:
1460	{	1983	{
		1984	//TODO: key is somtimesmutable
1461	dREQ (REQ_DB_GET);	1985	dREQ (REQ_DB_GET, 2);
1462	req->db = db;	1986	req->db = db;
1463	req->txn = txn;	1987	req->txn = txn;
1464	req->uint1 = flags;	1988	req->uint1 = flags;
1465	sv_to_dbt (&req->dbt1, key);	1989	sv_to_dbt (&req->dbt1, key);
1466	req->dbt3.flags = DB_DBT_MALLOC;	1990	req->dbt3.flags = DB_DBT_MALLOC;
1467	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1991	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1468	REQ_SEND;	1992	REQ_SEND;
1469	}	1993	}
1470		1994
1471	void	1995	void
1472	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1996	db_pget (DB db, DB_TXN_ornull txn, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV callback = 0)
		1997	PREINIT:
		1998	CALLBACK
1473	CODE:	1999	CODE:
1474	{	2000	{
		2001	//TODO: key is somtimesmutable
1475	dREQ (REQ_DB_PGET);	2002	dREQ (REQ_DB_PGET, 2);
		2003	req->db = db;
		2004	req->txn = txn;
		2005	req->uint1 = flags;
		2006
		2007	sv_to_dbt (&req->dbt1, key);
		2008
		2009	req->dbt2.flags = DB_DBT_MALLOC;
		2010	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2011
		2012	req->dbt3.flags = DB_DBT_MALLOC;
		2013	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2014	REQ_SEND;
		2015	}
		2016
		2017	void
		2018	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		2019	PREINIT:
		2020	CALLBACK
		2021	CODE:
		2022	{
		2023	dREQ (REQ_DB_DEL, 2);
1476	req->db = db;	2024	req->db = db;
1477	req->txn = txn;	2025	req->txn = txn;
1478	req->uint1 = flags;	2026	req->uint1 = flags;
1479	sv_to_dbt (&req->dbt1, key);	2027	sv_to_dbt (&req->dbt1, key);
1480	sv_to_dbt (&req->dbt2, pkey);
1481	req->dbt3.flags = DB_DBT_MALLOC;
1482	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1483	REQ_SEND;	2028	REQ_SEND;
1484	}	2029	}
1485		2030
1486	void	2031	void
1487	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	2032	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
		2033	PREINIT:
		2034	CALLBACK
1488	CODE:	2035	CODE:
1489	{	2036	{
1490	dREQ (REQ_DB_DEL);	2037	dREQ (REQ_TXN_COMMIT, 0);
1491	req->db = db;	2038	ptr_nuke (ST (0));
1492	req->txn = txn;	2039	req->txn = txn;
1493	req->uint1 = flags;	2040	req->uint1 = flags;
1494	sv_to_dbt (&req->dbt1, key);
1495	REQ_SEND;	2041	REQ_SEND;
1496	}	2042	}
1497		2043
1498	void	2044	void
1499	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)	2045	db_txn_abort (DB_TXN txn, SV callback = 0)
		2046	PREINIT:
		2047	CALLBACK
1500	CODE:	2048	CODE:
1501	{	2049	{
1502	dREQ (REQ_TXN_COMMIT);	2050	dREQ (REQ_TXN_ABORT, 0);
		2051	ptr_nuke (ST (0));
		2052	req->txn = txn;
		2053	REQ_SEND;
		2054	}
		2055
		2056	void
		2057	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
		2058	PREINIT:
		2059	CALLBACK
		2060	CODE:
		2061	{
		2062	dREQ (REQ_TXN_FINISH, 0);
		2063	ptr_nuke (ST (0));
1503	req->txn = txn;	2064	req->txn = txn;
1504	req->uint1 = flags;	2065	req->uint1 = flags;
1505	REQ_SEND;	2066	REQ_SEND;
		2067	}
		2068
		2069	void
		2070	db_c_close (DBC dbc, SV callback = 0)
		2071	PREINIT:
		2072	CALLBACK
		2073	CODE:
		2074	{
		2075	dREQ (REQ_C_CLOSE, 0);
1506	ptr_nuke (ST (0));	2076	ptr_nuke (ST (0));
1507	}
1508
1509	void
1510	db_txn_abort (DB_TXN txn, SV callback = &PL_sv_undef)
1511	CODE:
1512	{
1513	dREQ (REQ_TXN_ABORT);
1514	req->txn = txn;
1515	REQ_SEND;
1516	ptr_nuke (ST (0));
1517	}
1518
1519	void
1520	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)
1521	CODE:
1522	{
1523	dREQ (REQ_TXN_FINISH);
1524	req->txn = txn;
1525	req->uint1 = flags;
1526	REQ_SEND;
1527	ptr_nuke (ST (0));
1528	}
1529
1530	void
1531	db_c_close (DBC dbc, SV callback = &PL_sv_undef)
1532	CODE:
1533	{
1534	dREQ (REQ_C_CLOSE);
1535	req->dbc = dbc;	2077	req->dbc = dbc;
1536	REQ_SEND;	2078	REQ_SEND;
1537	ptr_nuke (ST (0));
1538	}	2079	}
1539		2080
1540	void	2081	void
1541	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = &PL_sv_undef)	2082	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
		2083	PREINIT:
		2084	CALLBACK
1542	CODE:	2085	CODE:
1543	{	2086	{
1544	dREQ (REQ_C_COUNT);	2087	dREQ (REQ_C_COUNT, 1);
1545	req->dbc = dbc;	2088	req->dbc = dbc;
1546	req->sv1 = SvREFCNT_inc (count);	2089	req->sv1 = SvREFCNT_inc (count);
1547	REQ_SEND;	2090	REQ_SEND;
1548	}	2091	}
1549		2092
1550	void	2093	void
1551	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	2094	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)
		2095	PREINIT:
		2096	CALLBACK
1552	CODE:	2097	CODE:
1553	{	2098	{
1554	dREQ (REQ_C_PUT);	2099	dREQ (REQ_C_PUT, 1);
1555	req->dbc = dbc;	2100	req->dbc = dbc;
1556	sv_to_dbt (&req->dbt1, key);	2101	sv_to_dbt (&req->dbt1, key);
1557	sv_to_dbt (&req->dbt2, data);	2102	sv_to_dbt (&req->dbt2, data);
1558	req->uint1 = flags;	2103	req->uint1 = flags;
1559	REQ_SEND;	2104	REQ_SEND;
1560	}	2105	}
1561		2106
1562	void	2107	void
1563	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	2108	db_c_get (DBC dbc, SV key, SV_mutable data, U32 flags = 0, SV callback = 0)
		2109	PREINIT:
		2110	CALLBACK
1564	CODE:	2111	CODE:
1565	{	2112	{
		2113	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2114	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2115	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2116	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2117	"key",
		2118	"BDB::db_c_get");
		2119
		2120	{
1566	dREQ (REQ_C_GET);	2121	dREQ (REQ_C_GET, 1);
		2122	req->dbc = dbc;
		2123	req->uint1 = flags;
		2124	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2125	sv_to_dbt (&req->dbt1, key);
		2126	else
		2127	{
		2128	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2129	sv_to_dbt (&req->dbt1, key);
		2130	else
		2131	req->dbt1.flags = DB_DBT_MALLOC;
		2132
		2133	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2134	}
		2135
		2136	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2137	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2138	sv_to_dbt (&req->dbt3, data);
		2139	else
		2140	req->dbt3.flags = DB_DBT_MALLOC;
		2141
		2142	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2143	REQ_SEND;
		2144	}
		2145	}
		2146
		2147	void
		2148	db_c_pget (DBC dbc, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV *callback = 0)
		2149	PREINIT:
		2150	CALLBACK
		2151	CODE:
		2152	{
		2153	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2154	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2155	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2156	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2157	"key",
		2158	"BDB::db_c_pget");
		2159
		2160	{
		2161	dREQ (REQ_C_PGET, 1);
		2162	req->dbc = dbc;
		2163	req->uint1 = flags;
		2164	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2165	sv_to_dbt (&req->dbt1, key);
		2166	else
		2167	{
		2168	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2169	sv_to_dbt (&req->dbt1, key);
		2170	else
		2171	req->dbt1.flags = DB_DBT_MALLOC;
		2172
		2173	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2174	}
		2175
		2176	req->dbt2.flags = DB_DBT_MALLOC;
		2177	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2178
		2179	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2180	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2181	sv_to_dbt (&req->dbt3, data);
		2182	else
		2183	req->dbt3.flags = DB_DBT_MALLOC;
		2184
		2185	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2186	REQ_SEND;
		2187	}
		2188	}
		2189
		2190	void
		2191	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
		2192	PREINIT:
		2193	CALLBACK
		2194	CODE:
		2195	{
		2196	dREQ (REQ_C_DEL, 1);
1567	req->dbc = dbc;	2197	req->dbc = dbc;
1568	req->uint1 = flags;	2198	req->uint1 = flags;
1569	if ((flags & DB_SET) == DB_SET
1570	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1571	sv_to_dbt (&req->dbt1, key);
1572	else
1573	req->dbt1.flags = DB_DBT_MALLOC;
1574
1575	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1576
1577	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1578	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1579	sv_to_dbt (&req->dbt3, data);
1580	else
1581	req->dbt3.flags = DB_DBT_MALLOC;
1582
1583	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1584	REQ_SEND;	2199	REQ_SEND;
1585	}	2200	}
1586		2201
1587	void
1588	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
1589	CODE:
1590	{
1591	dREQ (REQ_C_PGET);
1592	req->dbc = dbc;
1593	req->uint1 = flags;
1594	if ((flags & DB_SET) == DB_SET
1595	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1596	sv_to_dbt (&req->dbt1, key);
1597	else
1598	req->dbt1.flags = DB_DBT_MALLOC;
1599		2202
1600	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2203	#if DB_VERSION_MINOR >= 3
1601		2204
1602	req->dbt2.flags = DB_DBT_MALLOC;
1603	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1604
1605	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1606	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1607	sv_to_dbt (&req->dbt3, data);
1608	else
1609	req->dbt3.flags = DB_DBT_MALLOC;
1610
1611	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1612	REQ_SEND;
1613	}
1614
1615	void	2205	void
1616	db_c_del (DBC dbc, U32 flags = 0, SV callback = &PL_sv_undef)
1617	CODE:
1618	{
1619	dREQ (REQ_C_DEL);
1620	req->dbc = dbc;
1621	req->uint1 = flags;
1622	REQ_SEND;
1623	}
1624
1625
1626	void
1627	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	2206	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
		2207	PREINIT:
		2208	CALLBACK
1628	CODE:	2209	CODE:
1629	{	2210	{
1630	dREQ (REQ_SEQ_OPEN);	2211	dREQ (REQ_SEQ_OPEN, 2);
1631	req->seq = seq;	2212	req->seq = seq;
1632	req->txn = txnid;	2213	req->txn = txnid;
1633	req->uint1 = flags \| DB_THREAD;	2214	req->uint1 = flags \| DB_THREAD;
1634	sv_to_dbt (&req->dbt1, key);	2215	sv_to_dbt (&req->dbt1, key);
1635	REQ_SEND;	2216	REQ_SEND;
1636	}	2217	}
1637		2218
1638	void	2219	void
1639	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = &PL_sv_undef)	2220	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
		2221	PREINIT:
		2222	CALLBACK
1640	CODE:	2223	CODE:
1641	{	2224	{
1642	dREQ (REQ_SEQ_CLOSE);	2225	dREQ (REQ_SEQ_CLOSE, 0);
		2226	ptr_nuke (ST (0));
1643	req->seq = seq;	2227	req->seq = seq;
1644	req->uint1 = flags;	2228	req->uint1 = flags;
1645	REQ_SEND;	2229	REQ_SEND;
1646	ptr_nuke (ST (0));
1647	}	2230	}
1648		2231
1649	void	2232	void
1650	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)	2233	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV_mutable seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
		2234	PREINIT:
		2235	CALLBACK
1651	CODE:	2236	CODE:
1652	{	2237	{
1653	dREQ (REQ_SEQ_GET);	2238	dREQ (REQ_SEQ_GET, 2);
1654	req->seq = seq;	2239	req->seq = seq;
1655	req->txn = txnid;	2240	req->txn = txnid;
1656	req->int1 = delta;	2241	req->int1 = delta;
1657	req->uint1 = flags;	2242	req->uint1 = flags;
1658	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2243	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1659	REQ_SEND;	2244	REQ_SEND;
1660	}	2245	}
1661		2246
1662	void	2247	void
1663	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	2248	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = 0)
		2249	PREINIT:
		2250	CALLBACK
1664	CODE:	2251	CODE:
1665	{	2252	{
1666	dREQ (REQ_SEQ_REMOVE);	2253	dREQ (REQ_SEQ_REMOVE, 2);
1667	req->seq = seq;	2254	req->seq = seq;
1668	req->txn = txnid;	2255	req->txn = txnid;
1669	req->uint1 = flags;	2256	req->uint1 = flags;
1670	REQ_SEND;	2257	REQ_SEND;
1671	}	2258	}
1672		2259
		2260	#endif
		2261
1673		2262
1674	MODULE = BDB PACKAGE = BDB::Env	2263	MODULE = BDB PACKAGE = BDB::Env
1675		2264
1676	void	2265	void
1677	DESTROY (DB_ENV_ornull *env)	2266	DESTROY (DB_ENV_ornuked *env)
1678	CODE:	2267	CODE:
1679	if (env)	2268	if (env)
1680	env->close (env, 0);	2269	env->close (env, 0);
1681		2270
1682	int set_data_dir (DB_ENV env, const char dir)	2271	int set_data_dir (DB_ENV env, const char dir)
…		…
1707	CODE:	2296	CODE:
1708	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2297	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1709	OUTPUT:	2298	OUTPUT:
1710	RETVAL	2299	RETVAL
1711		2300
1712	int set_flags (DB_ENV *env, U32 flags, int onoff)	2301	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1713	CODE:	2302	CODE:
1714	RETVAL = env->set_flags (env, flags, onoff);	2303	RETVAL = env->set_flags (env, flags, onoff);
1715	OUTPUT:	2304	OUTPUT:
1716	RETVAL	2305	RETVAL
1717		2306
		2307	#if DB_VERSION_MINOR >= 7
		2308
		2309	int set_intermediate_dir_mode (DB_ENV env, const char mode)
		2310	CODE:
		2311	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2312	OUTPUT:
		2313	RETVAL
		2314
		2315	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2316	CODE:
		2317	RETVAL = env->log_set_config (env, flags, onoff);
		2318	OUTPUT:
		2319	RETVAL
		2320
		2321	#endif
		2322
		2323
1718	void set_errfile (DB_ENV env, FILE errfile = 0)	2324	void set_errfile (DB_ENV env, FILE errfile = 0)
1719	CODE:	2325	CODE:
1720	env->set_errfile (env, errfile);	2326	env->set_errfile (env, errfile);
1721		2327
1722	void set_msgfile (DB_ENV env, FILE msgfile = 0)	2328	void set_msgfile (DB_ENV env, FILE msgfile = 0)
1723	CODE:	2329	CODE:
1724	env->set_msgfile (env, msgfile);	2330	env->set_msgfile (env, msgfile);
1725		2331
1726	int set_verbose (DB_ENV *env, U32 which, int onoff = 1)	2332	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1727	CODE:	2333	CODE:
1728	RETVAL = env->set_verbose (env, which, onoff);	2334	RETVAL = env->set_verbose (env, which, onoff);
1729	OUTPUT:	2335	OUTPUT:
1730	RETVAL	2336	RETVAL
1731		2337
…		…
1792	int set_lg_max (DB_ENV *env, U32 max)	2398	int set_lg_max (DB_ENV *env, U32 max)
1793	CODE:	2399	CODE:
1794	RETVAL = env->set_lg_max (env, max);	2400	RETVAL = env->set_lg_max (env, max);
1795	OUTPUT:	2401	OUTPUT:
1796	RETVAL	2402	RETVAL
		2403
		2404	#if DB_VERSION_MINOR >= 4
		2405
		2406	int mutex_set_max (DB_ENV *env, U32 max)
		2407	CODE:
		2408	RETVAL = env->mutex_set_max (env, max);
		2409	OUTPUT:
		2410	RETVAL
		2411
		2412	int mutex_set_increment (DB_ENV *env, U32 increment)
		2413	CODE:
		2414	RETVAL = env->mutex_set_increment (env, increment);
		2415	OUTPUT:
		2416	RETVAL
		2417
		2418	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2419	CODE:
		2420	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2421	OUTPUT:
		2422	RETVAL
		2423
		2424	int mutex_set_align (DB_ENV *env, U32 align)
		2425	CODE:
		2426	RETVAL = env->mutex_set_align (env, align);
		2427	OUTPUT:
		2428	RETVAL
		2429
		2430	#endif
1797		2431
1798	DB_TXN *	2432	DB_TXN *
1799	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)	2433	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
1800	CODE:	2434	CODE:
1801	errno = env->txn_begin (env, parent, &RETVAL, flags);	2435	errno = env->txn_begin (env, parent, &RETVAL, flags);
1802	if (errno)	2436	if (errno)
1803	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2437	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1804	OUTPUT:	2438	OUTPUT:
1805	RETVAL	2439	RETVAL
1806		2440
		2441	#if DB_VERSION_MINOR >= 5
		2442
		2443	DB_TXN *
		2444	cdsgroup_begin (DB_ENV *env)
		2445	CODE:
		2446	errno = env->cdsgroup_begin (env, &RETVAL);
		2447	if (errno)
		2448	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2449	OUTPUT:
		2450	RETVAL
		2451
		2452	#endif
		2453
1807	MODULE = BDB PACKAGE = BDB::Db	2454	MODULE = BDB PACKAGE = BDB::Db
1808		2455
1809	void	2456	void
1810	DESTROY (DB_ornull *db)	2457	DESTROY (DB_ornuked *db)
1811	CODE:	2458	CODE:
1812	if (db)	2459	if (db)
1813	{	2460	{
1814	SV env = (SV )db->app_private;	2461	SV env = (SV )db->app_private;
1815	db->close (db, 0);	2462	db->close (db, 0);
…		…
1820	CODE:	2467	CODE:
1821	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2468	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1822	OUTPUT:	2469	OUTPUT:
1823	RETVAL	2470	RETVAL
1824		2471
		2472	int set_pagesize (DB *db, U32 pagesize)
		2473	CODE:
		2474	RETVAL = db->set_pagesize (db, pagesize);
		2475	OUTPUT:
		2476	RETVAL
		2477
1825	int set_flags (DB *db, U32 flags)	2478	int set_flags (DB *db, U32 flags)
1826	CODE:	2479	CODE:
1827	RETVAL = db->set_flags (db, flags);	2480	RETVAL = db->set_flags (db, flags);
1828	OUTPUT:	2481	OUTPUT:
1829	RETVAL	2482	RETVAL
…		…
1895	if (errno)	2548	if (errno)
1896	croak ("DB->cursor: %s", db_strerror (errno));	2549	croak ("DB->cursor: %s", db_strerror (errno));
1897	OUTPUT:	2550	OUTPUT:
1898	RETVAL	2551	RETVAL
1899		2552
		2553	#if DB_VERSION_MINOR >= 3
		2554
1900	DB_SEQUENCE *	2555	DB_SEQUENCE *
1901	sequence (DB *db, U32 flags = 0)	2556	sequence (DB *db, U32 flags = 0)
1902	CODE:	2557	CODE:
1903	{	2558	{
1904	errno = db_sequence_create (&RETVAL, db, flags);	2559	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1906	croak ("db_sequence_create: %s", db_strerror (errno));	2561	croak ("db_sequence_create: %s", db_strerror (errno));
1907	}	2562	}
1908	OUTPUT:	2563	OUTPUT:
1909	RETVAL	2564	RETVAL
1910		2565
		2566	#endif
		2567
1911		2568
1912	MODULE = BDB PACKAGE = BDB::Txn	2569	MODULE = BDB PACKAGE = BDB::Txn
1913		2570
1914	void	2571	void
1915	DESTROY (DB_TXN_ornull *txn)	2572	DESTROY (DB_TXN_ornuked *txn)
1916	CODE:	2573	CODE:
1917	if (txn)	2574	if (txn)
1918	txn->abort (txn);	2575	txn->abort (txn);
1919		2576
1920	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)	2577	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
…		…
1931		2588
1932		2589
1933	MODULE = BDB PACKAGE = BDB::Cursor	2590	MODULE = BDB PACKAGE = BDB::Cursor
1934		2591
1935	void	2592	void
1936	DESTROY (DBC_ornull *dbc)	2593	DESTROY (DBC_ornuked *dbc)
1937	CODE:	2594	CODE:
1938	if (dbc)	2595	if (dbc)
1939	dbc->c_close (dbc);	2596	dbc->c_close (dbc);
1940		2597
		2598	#if DB_VERSION_MINOR >= 6
		2599
		2600	int set_priority (DBC *dbc, int priority)
		2601	CODE:
		2602	dbc->set_priority (dbc, priority);
		2603
		2604	#endif
		2605
		2606	#if DB_VERSION_MINOR >= 3
		2607
1941	MODULE = BDB PACKAGE = BDB::Sequence	2608	MODULE = BDB PACKAGE = BDB::Sequence
1942		2609
1943	void	2610	void
1944	DESTROY (DB_SEQUENCE_ornull *seq)	2611	DESTROY (DB_SEQUENCE_ornuked *seq)
1945	CODE:	2612	CODE:
1946	if (seq)	2613	if (seq)
1947	seq->close (seq, 0);	2614	seq->close (seq, 0);
1948		2615
1949	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2616	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1968	CODE:	2635	CODE:
1969	RETVAL = seq->set_range (seq, min, max);	2636	RETVAL = seq->set_range (seq, min, max);
1970	OUTPUT:	2637	OUTPUT:
1971	RETVAL	2638	RETVAL
1972		2639
		2640	#endif
		2641
		2642

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Comparing BDB/BDB.xs (file contents): Revision 1.18 by root, Sun Sep 16 18:15:34 2007 UTC vs. Revision 1.67 by root, Fri Jan 9 22:32:12 2009 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.18 by root, Sun Sep 16 18:15:34 2007 UTC vs.
Revision 1.67 by root, Fri Jan 9 22:32:12 2009 UTC