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

Comparing BDB/BDB.xs (file contents):
Revision 1.14 by root, Sun Jul 8 13:41:03 2007 UTC vs.
Revision 1.65 by root, Fri Jan 2 22:37:51 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;
		61
		62	#if DB_VERSION_MINOR >= 6
		63	# define c_close close
		64	# define c_count count
		65	# define c_del del
		66	# define c_dup dup
		67	# define c_get get
		68	# define c_pget pget
		69	# define c_put put
		70	#endif
		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	}
49		101
50	static void	102	static void
51	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)
52	{	104	{
53	printf ("err[%s]\n", msg);	105	printf ("err[%s]\n", msg);
…		…
81	dbt_to_sv (SV sv, DBT dbt)	133	dbt_to_sv (SV sv, DBT dbt)
82	{	134	{
83	if (sv)	135	if (sv)
84	{	136	{
85	SvREADONLY_off (sv);	137	SvREADONLY_off (sv);
		138
		139	if (dbt->data)
86	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
87	SvREFCNT_dec (sv);	144	SvREFCNT_dec (sv);
88	}	145	}
89		146
90	free (dbt->data);	147	free (dbt->data);
91	}	148	}
92		149
93	enum {	150	enum {
94	REQ_QUIT,	151	REQ_QUIT,
95	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,
96	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,
97	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,
98	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,
99	REQ_TXN_COMMIT, REQ_TXN_ABORT,	157	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
100	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,	158	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
101	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,	159	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
102	};	160	};
103		161
104	typedef struct aio_cb	162	typedef struct bdb_cb
105	{	163	{
106	struct aio_cb *volatile next;	164	struct bdb_cb *volatile next;
107	SV *callback;	165	SV *callback;
108	int type, pri, result;	166	int type, pri, result;
109		167
110	DB_ENV *env;	168	DB_ENV *env;
111	DB *db;	169	DB *db;
…		…
113	DBC *dbc;	171	DBC *dbc;
114		172
115	UV uv1;	173	UV uv1;
116	int int1, int2;	174	int int1, int2;
117	U32 uint1, uint2;	175	U32 uint1, uint2;
118	char buf1, buf2;	176	char buf1, buf2, *buf3;
119	SV sv1, sv2, *sv3;	177	SV sv1, sv2, *sv3;
120		178
121	DBT dbt1, dbt2, dbt3;	179	DBT dbt1, dbt2, dbt3;
122	DB_KEY_RANGE key_range;	180	DB_KEY_RANGE key_range;
		181	#if DB_VERSION_MINOR >= 3
123	DB_SEQUENCE *seq;	182	DB_SEQUENCE *seq;
124	db_seq_t seq_t;	183	db_seq_t seq_t;
125	} aio_cb;	184	#endif
126		185
		186	SV rsv1, rsv2; // keep some request objects alive
		187	} bdb_cb;
		188
127	typedef aio_cb *aio_req;	189	typedef bdb_cb *bdb_req;
128		190
129	enum {	191	enum {
130	PRI_MIN = -4,	192	PRI_MIN = -4,
131	PRI_MAX = 4,	193	PRI_MAX = 4,
132		194
…		…
135	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	197	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
136	};	198	};
137		199
138	#define AIO_TICKS ((1000000 + 1023) >> 10)	200	#define AIO_TICKS ((1000000 + 1023) >> 10)
139		201
		202	static SV *on_next_submit;
		203
140	static unsigned int max_poll_time = 0;	204	static unsigned int max_poll_time = 0;
141	static unsigned int max_poll_reqs = 0;	205	static unsigned int max_poll_reqs = 0;
142		206
143	/* calculcate time difference in ~1/AIO_TICKS of a second */	207	/* calculcate time difference in ~1/AIO_TICKS of a second */
144	static int tvdiff (struct timeval tv1, struct timeval tv2)	208	static int tvdiff (struct timeval tv1, struct timeval tv2)
…		…
159	struct worker prev, next;	223	struct worker prev, next;
160		224
161	thread_t tid;	225	thread_t tid;
162		226
163	/* locked by reslock, reqlock or wrklock */	227	/* locked by reslock, reqlock or wrklock */
164	aio_req req; /* currently processed request */	228	bdb_req req; /* currently processed request */
165	void *dbuf;	229	void *dbuf;
166	DIR *dirp;	230	DIR *dirp;
167	} worker;	231	} worker;
168		232
169	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	233	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
181	}	245	}
182		246
183	static volatile unsigned int nreqs, nready, npending;	247	static volatile unsigned int nreqs, nready, npending;
184	static volatile unsigned int max_idle = 4;	248	static volatile unsigned int max_idle = 4;
185	static volatile unsigned int max_outstanding = 0xffffffff;	249	static volatile unsigned int max_outstanding = 0xffffffff;
186	static int respipe [2], respipe_osf [2];	250	static int respipe_osf [2], respipe [2] = { -1, -1 };
187		251
188	static mutex_t reslock = X_MUTEX_INIT;	252	static mutex_t reslock = X_MUTEX_INIT;
189	static mutex_t reqlock = X_MUTEX_INIT;	253	static mutex_t reqlock = X_MUTEX_INIT;
190	static cond_t reqwait = X_COND_INIT;	254	static cond_t reqwait = X_COND_INIT;
191		255
192	#if WORDACCESS_UNSAFE	256	#if WORDACCESS_UNSAFE
193		257
194	static unsigned int get_nready ()	258	static unsigned int get_nready (void)
195	{	259	{
196	unsigned int retval;	260	unsigned int retval;
197		261
198	X_LOCK (reqlock);	262	X_LOCK (reqlock);
199	retval = nready;	263	retval = nready;
200	X_UNLOCK (reqlock);	264	X_UNLOCK (reqlock);
201		265
202	return retval;	266	return retval;
203	}	267	}
204		268
205	static unsigned int get_npending ()	269	static unsigned int get_npending (void)
206	{	270	{
207	unsigned int retval;	271	unsigned int retval;
208		272
209	X_LOCK (reslock);	273	X_LOCK (reslock);
210	retval = npending;	274	retval = npending;
211	X_UNLOCK (reslock);	275	X_UNLOCK (reslock);
212		276
213	return retval;	277	return retval;
214	}	278	}
215		279
216	static unsigned int get_nthreads ()	280	static unsigned int get_nthreads (void)
217	{	281	{
218	unsigned int retval;	282	unsigned int retval;
219		283
220	X_LOCK (wrklock);	284	X_LOCK (wrklock);
221	retval = started;	285	retval = started;
…		…
236	* a somewhat faster data structure might be nice, but	300	* a somewhat faster data structure might be nice, but
237	* with 8 priorities this actually needs <20 insns	301	* with 8 priorities this actually needs <20 insns
238	* per shift, the most expensive operation.	302	* per shift, the most expensive operation.
239	*/	303	*/
240	typedef struct {	304	typedef struct {
241	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	305	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
242	int size;	306	int size;
243	} reqq;	307	} reqq;
244		308
245	static reqq req_queue;	309	static reqq req_queue;
246	static reqq res_queue;	310	static reqq res_queue;
247		311
248	int reqq_push (reqq *q, aio_req req)	312	int reqq_push (reqq *q, bdb_req req)
249	{	313	{
250	int pri = req->pri;	314	int pri = req->pri;
251	req->next = 0;	315	req->next = 0;
252		316
253	if (q->qe[pri])	317	if (q->qe[pri])
…		…
259	q->qe[pri] = q->qs[pri] = req;	323	q->qe[pri] = q->qs[pri] = req;
260		324
261	return q->size++;	325	return q->size++;
262	}	326	}
263		327
264	aio_req reqq_shift (reqq *q)	328	bdb_req reqq_shift (reqq *q)
265	{	329	{
266	int pri;	330	int pri;
267		331
268	if (!q->size)	332	if (!q->size)
269	return 0;	333	return 0;
270		334
271	--q->size;	335	--q->size;
272		336
273	for (pri = NUM_PRI; pri--; )	337	for (pri = NUM_PRI; pri--; )
274	{	338	{
275	aio_req req = q->qs[pri];	339	bdb_req req = q->qs[pri];
276		340
277	if (req)	341	if (req)
278	{	342	{
279	if (!(q->qs[pri] = req->next))	343	if (!(q->qs[pri] = req->next))
280	q->qe[pri] = 0;	344	q->qe[pri] = 0;
…		…
284	}	348	}
285		349
286	abort ();	350	abort ();
287	}	351	}
288		352
289	static int poll_cb ();	353	static int poll_cb (void);
290	static void req_free (aio_req req);	354	static void req_free (bdb_req req);
291	static void req_cancel (aio_req req);
292		355
293	static int req_invoke (aio_req req)	356	static int req_invoke (bdb_req req)
294	{	357	{
295	dSP;	358	switch (req->type)
296
297	if (SvOK (req->callback))
298	{	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
299	ENTER;	430	ENTER;
300	SAVETMPS;	431	SAVETMPS;
301	PUSHMARK (SP);	432	PUSHMARK (SP);
302		433
303	switch (req->type)
304	{
305	case REQ_DB_CLOSE:
306	SvREFCNT_dec (req->sv1);
307	break;
308
309	case REQ_DB_GET:
310	case REQ_DB_PGET:
311	dbt_to_sv (req->sv3, &req->dbt3);
312	break;
313
314	case REQ_C_GET:
315	case REQ_C_PGET:
316	dbt_to_sv (req->sv1, &req->dbt1);
317	dbt_to_sv (req->sv2, &req->dbt2);
318	dbt_to_sv (req->sv3, &req->dbt3);
319	break;
320
321	case REQ_DB_KEY_RANGE:
322	{
323	AV *av = newAV ();
324
325	av_push (av, newSVnv (req->key_range.less));
326	av_push (av, newSVnv (req->key_range.equal));
327	av_push (av, newSVnv (req->key_range.greater));
328
329	SvREADONLY_off (req->sv1);
330	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
331	SvREFCNT_dec (req->sv1);
332	}
333	break;
334
335	case REQ_SEQ_GET:
336	SvREADONLY_off (req->sv1);
337
338	if (sizeof (IV) > 4)
339	sv_setiv_mg (req->sv1, req->seq_t);
340	else
341	sv_setnv_mg (req->sv1, req->seq_t);
342
343	SvREFCNT_dec (req->sv1);
344	break;
345	}
346
347	errno = req->result;
348
349	PUTBACK;	434	PUTBACK;
350	call_sv (req->callback, G_VOID \| G_EVAL);	435	call_sv (req->callback, G_VOID \| G_EVAL);
351	SPAGAIN;	436	SPAGAIN;
352		437
353	FREETMPS;	438	FREETMPS;
354	LEAVE;	439	LEAVE;
		440
		441	return !SvTRUE (ERRSV);
355	}	442	}
356		443
357	return !SvTRUE (ERRSV);	444	return 1;
358	}	445	}
359		446
360	static void req_free (aio_req req)	447	static void req_free (bdb_req req)
361	{	448	{
		449	SvREFCNT_dec (req->callback);
		450
		451	SvREFCNT_dec (req->rsv1);
		452	SvREFCNT_dec (req->rsv2);
		453
362	free (req->buf1);	454	free (req->buf1);
363	free (req->buf2);	455	free (req->buf2);
		456	free (req->buf3);
		457
364	Safefree (req);	458	Safefree (req);
365	}	459	}
366		460
367	#ifdef USE_SOCKETS_AS_HANDLES	461	#ifdef USE_SOCKETS_AS_HANDLES
368	# define TO_SOCKET(x) (win32_get_osfhandle (x))	462	# define TO_SOCKET(x) (win32_get_osfhandle (x))
369	#else	463	#else
		464	# define EV_SELECT_IS_WINSOCKET 1
370	# define TO_SOCKET(x) (x)	465	# define TO_SOCKET(x) (x)
371	#endif	466	#endif
372		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	#endif
		553
373	static void	554	static void
374	create_pipe (int fd[2])	555	create_respipe (void)
375	{	556	{
376	#ifdef _WIN32	557	#ifdef _WIN32
377	int arg = 1;	558	int arg; /* argg */
378	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, fd)	559	#endif
379	\|\| ioctlsocket (TO_SOCKET (fd [0]), FIONBIO, &arg)	560	int old_readfd = respipe [0];
380	\|\| ioctlsocket (TO_SOCKET (fd [1]), FIONBIO, &arg))	561
		562	if (respipe [1] >= 0)
		563	respipe_close (TO_SOCKET (respipe [1]));
		564
		565	#ifdef _WIN32
		566	if (ev_pipe (respipe))
381	#else	567	#else
382	if (pipe (fd)	568	if (pipe (respipe))
383	\|\| fcntl (fd [0], F_SETFL, O_NONBLOCK)
384	\|\| fcntl (fd [1], F_SETFL, O_NONBLOCK))
385	#endif	569	#endif
386	croak ("unable to initialize result pipe");	570	croak ("unable to initialize result pipe");
		571
		572	if (old_readfd >= 0)
		573	{
		574	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		575	croak ("unable to initialize result pipe(2)");
		576
		577	respipe_close (respipe [0]);
		578	respipe [0] = old_readfd;
		579	}
		580
		581	#ifdef _WIN32
		582	arg = 1;
		583	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		584	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		585	#else
		586	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		587	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		588	#endif
		589	croak ("unable to initialize result pipe(3)");
387		590
388	respipe_osf [0] = TO_SOCKET (respipe [0]);	591	respipe_osf [0] = TO_SOCKET (respipe [0]);
389	respipe_osf [1] = TO_SOCKET (respipe [1]);	592	respipe_osf [1] = TO_SOCKET (respipe [1]);
390	}	593	}
391		594
		595	static void bdb_request (bdb_req req);
392	X_THREAD_PROC (bdb_proc);	596	X_THREAD_PROC (bdb_proc);
393		597
394	static void start_thread (void)	598	static void start_thread (void)
395	{	599	{
396	worker *wrk = calloc (1, sizeof (worker));	600	worker *wrk = calloc (1, sizeof (worker));
…		…
411	free (wrk);	615	free (wrk);
412		616
413	X_UNLOCK (wrklock);	617	X_UNLOCK (wrklock);
414	}	618	}
415		619
416	static void maybe_start_thread ()	620	static void maybe_start_thread (void)
417	{	621	{
418	if (get_nthreads () >= wanted)	622	if (get_nthreads () >= wanted)
419	return;	623	return;
420		624
421	/* todo: maybe use idle here, but might be less exact */	625	/* todo: maybe use idle here, but might be less exact */
…		…
423	return;	627	return;
424		628
425	start_thread ();	629	start_thread ();
426	}	630	}
427		631
428	static void req_send (aio_req req)	632	static void req_send (bdb_req req)
429	{	633	{
430	SV *wait_callback = 0;	634	SV *wait_callback = 0;
431		635
432	// synthesize callback if none given	636	if (on_next_submit)
433	if (!SvOK (req->callback))
434	{	637	{
435	int count;
436
437	dSP;	638	dSP;
		639	SV *cb = sv_2mortal (on_next_submit);
		640
		641	on_next_submit = 0;
		642
438	PUSHMARK (SP);	643	PUSHMARK (SP);
439	PUTBACK;	644	PUTBACK;
440	count = call_sv (prepare_cb, G_ARRAY);	645	call_sv (cb, G_DISCARD \| G_EVAL);
441	SPAGAIN;	646	SPAGAIN;
		647	}
442		648
		649	// synthesize callback if none given
		650	if (!req->callback)
		651	{
		652	if (SvOK (prepare_cb))
		653	{
		654	int count;
		655
		656	dSP;
		657	PUSHMARK (SP);
		658	PUTBACK;
		659	count = call_sv (prepare_cb, G_ARRAY);
		660	SPAGAIN;
		661
443	if (count != 2)	662	if (count != 2)
444	croak ("prepare callback must return exactly two values\n");	663	croak ("sync prepare callback must return exactly two values\n");
445		664
446	wait_callback = SvREFCNT_inc (POPs);	665	wait_callback = POPs;
447	SvREFCNT_dec (req->callback);
448	req->callback = SvREFCNT_inc (POPs);	666	req->callback = SvREFCNT_inc (POPs);
		667	}
		668	else
		669	{
		670	// execute request synchronously
		671	bdb_request (req);
		672	req_invoke (req);
		673	req_free (req);
		674	return;
		675	}
449	}	676	}
450		677
451	++nreqs;	678	++nreqs;
452		679
453	X_LOCK (reqlock);	680	X_LOCK (reqlock);
…		…
462	{	689	{
463	dSP;	690	dSP;
464	PUSHMARK (SP);	691	PUSHMARK (SP);
465	PUTBACK;	692	PUTBACK;
466	call_sv (wait_callback, G_DISCARD);	693	call_sv (wait_callback, G_DISCARD);
467	SvREFCNT_dec (wait_callback);
468	}	694	}
469	}	695	}
470		696
471	static void end_thread (void)	697	static void end_thread (void)
472	{	698	{
473	aio_req req;	699	bdb_req req = calloc (1, sizeof (bdb_cb));
474
475	Newz (0, req, 1, aio_cb);
476		700
477	req->type = REQ_QUIT;	701	req->type = REQ_QUIT;
478	req->pri = PRI_MAX + PRI_BIAS;	702	req->pri = PRI_MAX + PRI_BIAS;
479		703
480	X_LOCK (reqlock);	704	X_LOCK (reqlock);
…		…
507		731
508	while (started > wanted)	732	while (started > wanted)
509	end_thread ();	733	end_thread ();
510	}	734	}
511		735
512	static void poll_wait ()	736	static void poll_wait (void)
513	{	737	{
514	fd_set rfd;	738	fd_set rfd;
515		739
516	while (nreqs)	740	while (nreqs)
517	{	741	{
…		…
530		754
531	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	755	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
532	}	756	}
533	}	757	}
534		758
535	static int poll_cb ()	759	static int poll_cb (void)
536	{	760	{
537	dSP;	761	dSP;
538	int count = 0;	762	int count = 0;
539	int maxreqs = max_poll_reqs;	763	int maxreqs = max_poll_reqs;
540	int do_croak = 0;	764	int do_croak = 0;
541	struct timeval tv_start, tv_now;	765	struct timeval tv_start, tv_now;
542	aio_req req;	766	bdb_req req;
543		767
544	if (max_poll_time)	768	if (max_poll_time)
545	gettimeofday (&tv_start, 0);	769	gettimeofday (&tv_start, 0);
546		770
547	for (;;)	771	for (;;)
…		…
606	return count;	830	return count;
607	}	831	}
608		832
609	/*****************************************************************************/	833	/*****************************************************************************/
610		834
		835	static void
		836	bdb_request (bdb_req req)
		837	{
		838	switch (req->type)
		839	{
		840	case REQ_ENV_OPEN:
		841	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		842	break;
		843
		844	case REQ_ENV_CLOSE:
		845	req->result = req->env->close (req->env, req->uint1);
		846	break;
		847
		848	case REQ_ENV_TXN_CHECKPOINT:
		849	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		850	break;
		851
		852	case REQ_ENV_LOCK_DETECT:
		853	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		854	break;
		855
		856	case REQ_ENV_MEMP_SYNC:
		857	req->result = req->env->memp_sync (req->env, 0);
		858	break;
		859
		860	case REQ_ENV_MEMP_TRICKLE:
		861	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		862	break;
		863
		864	case REQ_ENV_DBREMOVE:
		865	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		866	break;
		867
		868	case REQ_ENV_DBRENAME:
		869	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		870	break;
		871
		872	case REQ_DB_OPEN:
		873	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		874	break;
		875
		876	case REQ_DB_CLOSE:
		877	req->result = req->db->close (req->db, req->uint1);
		878	break;
		879
		880	#if DB_VERSION_MINOR >= 4
		881	case REQ_DB_COMPACT:
		882	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);
		883	break;
		884	#endif
		885
		886	case REQ_DB_SYNC:
		887	req->result = req->db->sync (req->db, req->uint1);
		888	break;
		889
		890	case REQ_DB_UPGRADE:
		891	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		892	break;
		893
		894	case REQ_DB_PUT:
		895	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		896	break;
		897
		898	#if DB_VERSION_MINOR >= 6
		899	case REQ_DB_EXISTS:
		900	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		901	break;
		902	#endif
		903	case REQ_DB_GET:
		904	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		905	break;
		906
		907	case REQ_DB_PGET:
		908	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		909	break;
		910
		911	case REQ_DB_DEL:
		912	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		913	break;
		914
		915	case REQ_DB_KEY_RANGE:
		916	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		917	break;
		918
		919	case REQ_TXN_COMMIT:
		920	req->result = req->txn->commit (req->txn, req->uint1);
		921	break;
		922
		923	case REQ_TXN_ABORT:
		924	req->result = req->txn->abort (req->txn);
		925	break;
		926
		927	case REQ_TXN_FINISH:
		928	if (req->txn->flags & TXN_DEADLOCK)
		929	{
		930	req->result = req->txn->abort (req->txn);
		931	if (!req->result)
		932	req->result = DB_LOCK_DEADLOCK;
		933	}
		934	else
		935	req->result = req->txn->commit (req->txn, req->uint1);
		936	break;
		937
		938	case REQ_C_CLOSE:
		939	req->result = req->dbc->c_close (req->dbc);
		940	break;
		941
		942	case REQ_C_COUNT:
		943	{
		944	db_recno_t recno;
		945	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		946	req->uv1 = recno;
		947	}
		948	break;
		949
		950	case REQ_C_PUT:
		951	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		952	break;
		953
		954	case REQ_C_GET:
		955	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		956	break;
		957
		958	case REQ_C_PGET:
		959	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		960	break;
		961
		962	case REQ_C_DEL:
		963	req->result = req->dbc->c_del (req->dbc, req->uint1);
		964	break;
		965
		966	#if DB_VERSION_MINOR >= 3
		967	case REQ_SEQ_OPEN:
		968	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		969	break;
		970
		971	case REQ_SEQ_CLOSE:
		972	req->result = req->seq->close (req->seq, req->uint1);
		973	break;
		974
		975	case REQ_SEQ_GET:
		976	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		977	break;
		978
		979	case REQ_SEQ_REMOVE:
		980	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		981	break;
		982	#endif
		983
		984	case REQ_ENV_LOG_ARCHIVE:
		985	{
		986	char *listp = 0; / DB_ARCH_REMOVE does not touch listp, contrary to docs */
		987	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		988	req->buf1 = (char *)listp;
		989	}
		990	break;
		991
		992	default:
		993	req->result = ENOSYS;
		994	break;
		995	}
		996
		997	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		998	req->txn->flags \|= TXN_DEADLOCK;
		999	}
		1000
611	X_THREAD_PROC (bdb_proc)	1001	X_THREAD_PROC (bdb_proc)
612	{	1002	{
613	aio_req req;	1003	bdb_req req;
614	struct timespec ts;	1004	struct timespec ts;
615	worker self = (worker )thr_arg;	1005	worker self = (worker )thr_arg;
616		1006
617	/* try to distribute timeouts somewhat evenly */	1007	/* try to distribute timeouts somewhat evenly */
618	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	1008	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
…		…
654	}	1044	}
655		1045
656	--nready;	1046	--nready;
657		1047
658	X_UNLOCK (reqlock);	1048	X_UNLOCK (reqlock);
659		1049
660	switch (req->type)	1050	if (req->type == REQ_QUIT)
661	{	1051	{
662	case REQ_QUIT:	1052	X_LOCK (reslock);
		1053	free (req);
		1054	self->req = 0;
		1055	X_UNLOCK (reslock);
		1056
663	goto quit;	1057	goto quit;
664
665	case REQ_ENV_OPEN:
666	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
667	break;
668
669	case REQ_ENV_CLOSE:
670	req->result = req->env->close (req->env, req->uint1);
671	break;
672
673	case REQ_ENV_TXN_CHECKPOINT:
674	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
675	break;
676
677	case REQ_ENV_LOCK_DETECT:
678	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
679	break;
680
681	case REQ_ENV_MEMP_SYNC:
682	req->result = req->env->memp_sync (req->env, 0);
683	break;
684
685	case REQ_ENV_MEMP_TRICKLE:
686	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
687	break;
688
689	case REQ_DB_OPEN:
690	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
691	break;
692
693	case REQ_DB_CLOSE:
694	req->result = req->db->close (req->db, req->uint1);
695	break;
696
697	case REQ_DB_COMPACT:
698	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
699	break;
700
701	case REQ_DB_SYNC:
702	req->result = req->db->sync (req->db, req->uint1);
703	break;
704
705	case REQ_DB_PUT:
706	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
707	break;
708
709	case REQ_DB_GET:
710	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
711	break;
712
713	case REQ_DB_PGET:
714	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
715	break;
716
717	case REQ_DB_DEL:
718	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
719	break;
720
721	case REQ_DB_KEY_RANGE:
722	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
723	break;
724
725	case REQ_TXN_COMMIT:
726	req->result = req->txn->commit (req->txn, req->uint1);
727	break;
728
729	case REQ_TXN_ABORT:
730	req->result = req->txn->abort (req->txn);
731	break;
732
733	case REQ_C_CLOSE:
734	req->result = req->dbc->c_close (req->dbc);
735	break;
736
737	case REQ_C_COUNT:
738	{
739	db_recno_t recno;
740	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
741	req->uv1 = recno;
742	}
743	break;
744
745	case REQ_C_PUT:
746	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
747	break;
748
749	case REQ_C_GET:
750	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
751	break;
752
753	case REQ_C_PGET:
754	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
755	break;
756
757	case REQ_C_DEL:
758	req->result = req->dbc->c_del (req->dbc, req->uint1);
759	break;
760
761	case REQ_SEQ_OPEN:
762	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
763	break;
764
765	case REQ_SEQ_CLOSE:
766	req->result = req->seq->close (req->seq, req->uint1);
767	break;
768
769	case REQ_SEQ_GET:
770	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
771	break;
772
773	case REQ_SEQ_REMOVE:
774	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
775	break;
776
777	default:
778	req->result = ENOSYS;
779	break;
780	}	1058	}
		1059
		1060	bdb_request (req);
781		1061
782	X_LOCK (reslock);	1062	X_LOCK (reslock);
783		1063
784	++npending;	1064	++npending;
785		1065
…		…
817	X_UNLOCK (wrklock);	1097	X_UNLOCK (wrklock);
818	}	1098	}
819		1099
820	static void atfork_child (void)	1100	static void atfork_child (void)
821	{	1101	{
822	aio_req prv;	1102	bdb_req prv;
823		1103
824	while (prv = reqq_shift (&req_queue))	1104	while (prv = reqq_shift (&req_queue))
825	req_free (prv);	1105	req_free (prv);
826		1106
827	while (prv = reqq_shift (&res_queue))	1107	while (prv = reqq_shift (&res_queue))
…		…
842	idle = 0;	1122	idle = 0;
843	nreqs = 0;	1123	nreqs = 0;
844	nready = 0;	1124	nready = 0;
845	npending = 0;	1125	npending = 0;
846		1126
847	respipe_close (respipe [0]);
848	respipe_close (respipe [1]);
849
850	create_pipe (respipe);	1127	create_respipe ();
851		1128
852	atfork_parent ();	1129	atfork_parent ();
853	}	1130	}
854		1131
855	#define dREQ(reqtype) \	1132	#define dREQ(reqtype,rsvcnt) \
856	aio_req req; \	1133	bdb_req req; \
857	int req_pri = next_pri; \	1134	int req_pri = next_pri; \
858	next_pri = DEFAULT_PRI + PRI_BIAS; \	1135	next_pri = DEFAULT_PRI + PRI_BIAS; \
859	\	1136	\
860	if (SvOK (callback) && !SvROK (callback)) \	1137	if (callback && SvOK (callback)) \
861	croak ("callback must be undef or of reference type"); \	1138	croak ("callback has illegal type or extra arguments"); \
862	\	1139	\
863	Newz (0, req, 1, aio_cb); \	1140	Newz (0, req, 1, bdb_cb); \
864	if (!req) \	1141	if (!req) \
865	croak ("out of memory during aio_req allocation"); \	1142	croak ("out of memory during bdb_req allocation"); \
866	\	1143	\
867	req->callback = newSVsv (callback); \	1144	req->callback = SvREFCNT_inc (cb); \
868	req->type = (reqtype); \	1145	req->type = (reqtype); \
869	req->pri = req_pri	1146	req->pri = req_pri; \
		1147	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1148	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1149	(void)0;
870		1150
871	#define REQ_SEND \	1151	#define REQ_SEND \
872	req_send (req)	1152	req_send (req)
873		1153
874	#define SvPTR(var, arg, type, class, nullok) \	1154	#define SvPTR(var, arg, type, class, nullok) \
875	if (!SvOK (arg)) \	1155	if (!SvOK (arg)) \
876	{ \	1156	{ \
877	if (!nullok) \	1157	if (nullok != 1) \
878	croak (# var " must be a " # class " object, not undef"); \	1158	croak (# var " must be a " # class " object, not undef"); \
879	\	1159	\
880	(var) = 0; \	1160	(var) = 0; \
881	} \	1161	} \
882	else if (sv_derived_from ((arg), # class)) \	1162	else if (sv_derived_from ((arg), # class)) \
883	{ \	1163	{ \
884	IV tmp = SvIV ((SV*) SvRV (arg)); \	1164	IV tmp = SvIV ((SV*) SvRV (arg)); \
885	(var) = INT2PTR (type, tmp); \	1165	(var) = INT2PTR (type, tmp); \
886	if (!var) \	1166	if (!var && nullok != 2) \
887	croak (# var " is not a valid " # class " object anymore"); \	1167	croak (# var " is not a valid " # class " object anymore"); \
888	} \	1168	} \
889	else \	1169	else \
890	croak (# var " is not of type " # class); \	1170	croak (# var " is not of type " # class);
891	\	1171
		1172	#define ARG_MUTABLE(name) \
		1173	if (SvREADONLY (name)) \
		1174	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
892		1175
893	static void	1176	static void
894	ptr_nuke (SV *sv)	1177	ptr_nuke (SV *sv)
895	{	1178	{
896	assert (SvROK (sv));	1179	assert (SvROK (sv));
897	sv_setiv (SvRV (sv), 0);	1180	sv_setiv (SvRV (sv), 0);
898	}	1181	}
		1182
		1183	static int
		1184	errno_get (pTHX_ SV sv, MAGIC mg)
		1185	{
		1186	if (*mg->mg_ptr == '!') // should always be the case
		1187	if (-30999 <= errno && errno <= -30800)
		1188	{
		1189	sv_setnv (sv, (NV)errno);
		1190	sv_setpv (sv, db_strerror (errno));
		1191	SvNOK_on (sv); /* what a wonderful hack! */
		1192	// ^^^ copied from perl sources
		1193	return 0;
		1194	}
		1195
		1196	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1197	}
		1198
		1199	static MGVTBL vtbl_errno;
		1200
		1201	// this wonderful hack :( patches perl's $! variable to support our errno values
		1202	static void
		1203	patch_errno (void)
		1204	{
		1205	SV *sv;
		1206	MAGIC *mg;
		1207
		1208	if (!(sv = get_sv ("!", 1)))
		1209	return;
		1210
		1211	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1212	return;
		1213
		1214	if (mg->mg_virtual != &PL_vtbl_sv)
		1215	return;
		1216
		1217	vtbl_errno = PL_vtbl_sv;
		1218	vtbl_errno.svt_get = errno_get;
		1219	mg->mg_virtual = &vtbl_errno;
		1220	}
		1221
		1222	#if __GNUC__ >= 4
		1223	# define noinline __attribute__ ((noinline))
		1224	#else
		1225	# define noinline
		1226	#endif
		1227
		1228	static noinline SV *
		1229	pop_callback (I32 ritems, SV sv)
		1230	{
		1231	if (SvROK (sv))
		1232	{
		1233	HV *st;
		1234	GV *gvp;
		1235	CV *cv;
		1236	const char *name;
		1237
		1238	/* forgive me */
		1239	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1240	&& (st = SvSTASH (SvRV (sv)))
		1241	&& (name = HvNAME_get (st))
		1242	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1243	return 0;
		1244
		1245	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1246	{
		1247	--*ritems;
		1248	return (SV *)cv;
		1249	}
		1250	}
		1251
		1252	return 0;
		1253	}
		1254
		1255	/*****************************************************************************/
		1256
		1257	#if 0
		1258	static int
		1259	bt_pfxc_compare (DB db, const DBT dbt1, const DBT *dbt2)
		1260	{
		1261	ssize_t size1 = dbt1->size;
		1262	ssize_t size2 = dbt2->size;
		1263	int res = memcmp ((void )dbt1->data, (void )dbt2->data,
		1264	size1 <= size2 ? size1 : size2);
		1265
		1266	if (res)
		1267	return res;
		1268	else if (size1 - size2)
		1269	return size1 - size2;
		1270	else
		1271	return 0;
		1272	}
		1273
		1274	static size_t
		1275	bt_pfxc_prefix_x (DB db, const DBT dbt1, const DBT *dbt2)
		1276	{
		1277	ssize_t size1 = dbt1->size;
		1278	ssize_t size2 = dbt2->size;
		1279	u_int8_t p1 = (u_int8_t )dbt1->data;
		1280	u_int8_t p2 = (u_int8_t )dbt2->data;
		1281	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1282
		1283	while (p1 < pe)
		1284	if (p1++ != p2++)
		1285	return p1 - (u_int8_t *)dbt1->data - 1;
		1286
		1287	if (size1 < size2) return size1 + 1;
		1288	if (size1 > size2) return size2 + 1;
		1289
		1290	return size1;
		1291	}
		1292	#endif
		1293
		1294	/*****************************************************************************/
		1295
		1296	/* stupid windows defines CALLBACK as well */
		1297	#undef CALLBACK
		1298	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
899		1299
900	MODULE = BDB PACKAGE = BDB	1300	MODULE = BDB PACKAGE = BDB
901		1301
902	PROTOTYPES: ENABLE	1302	PROTOTYPES: ENABLE
903		1303
…		…
919	const_iv (INIT_TXN)	1319	const_iv (INIT_TXN)
920	const_iv (RECOVER)	1320	const_iv (RECOVER)
921	const_iv (INIT_TXN)	1321	const_iv (INIT_TXN)
922	const_iv (RECOVER_FATAL)	1322	const_iv (RECOVER_FATAL)
923	const_iv (CREATE)	1323	const_iv (CREATE)
		1324	const_iv (RDONLY)
924	const_iv (USE_ENVIRON)	1325	const_iv (USE_ENVIRON)
925	const_iv (USE_ENVIRON_ROOT)	1326	const_iv (USE_ENVIRON_ROOT)
926	const_iv (LOCKDOWN)	1327	const_iv (LOCKDOWN)
927	const_iv (PRIVATE)	1328	const_iv (PRIVATE)
928	const_iv (REGISTER)
929	const_iv (SYSTEM_MEM)	1329	const_iv (SYSTEM_MEM)
930	const_iv (AUTO_COMMIT)	1330	const_iv (AUTO_COMMIT)
931	const_iv (CDB_ALLDB)	1331	const_iv (CDB_ALLDB)
932	const_iv (DIRECT_DB)	1332	const_iv (DIRECT_DB)
933	const_iv (DIRECT_LOG)
934	const_iv (DSYNC_DB)
935	const_iv (DSYNC_LOG)
936	const_iv (LOG_AUTOREMOVE)
937	const_iv (LOG_INMEMORY)
938	const_iv (NOLOCKING)	1333	const_iv (NOLOCKING)
939	const_iv (NOMMAP)	1334	const_iv (NOMMAP)
940	const_iv (NOPANIC)	1335	const_iv (NOPANIC)
941	const_iv (OVERWRITE)	1336	const_iv (OVERWRITE)
942	const_iv (PANIC_ENVIRONMENT)	1337	const_iv (PANIC_ENVIRONMENT)
943	const_iv (REGION_INIT)	1338	const_iv (REGION_INIT)
944	const_iv (TIME_NOTGRANTED)	1339	const_iv (TIME_NOTGRANTED)
945	const_iv (TXN_NOSYNC)	1340	const_iv (TXN_NOSYNC)
		1341	const_iv (TXN_NOT_DURABLE)
946	const_iv (TXN_WRITE_NOSYNC)	1342	const_iv (TXN_WRITE_NOSYNC)
947	const_iv (WRITECURSOR)	1343	const_iv (WRITECURSOR)
948	const_iv (YIELDCPU)	1344	const_iv (YIELDCPU)
949	const_iv (ENCRYPT_AES)	1345	const_iv (ENCRYPT_AES)
950	const_iv (XA_CREATE)	1346	const_iv (XA_CREATE)
…		…
952	const_iv (HASH)	1348	const_iv (HASH)
953	const_iv (QUEUE)	1349	const_iv (QUEUE)
954	const_iv (RECNO)	1350	const_iv (RECNO)
955	const_iv (UNKNOWN)	1351	const_iv (UNKNOWN)
956	const_iv (EXCL)	1352	const_iv (EXCL)
957	const_iv (READ_COMMITTED)
958	const_iv (READ_UNCOMMITTED)
959	const_iv (TRUNCATE)	1353	const_iv (TRUNCATE)
960	const_iv (NOSYNC)	1354	const_iv (NOSYNC)
961	const_iv (CHKSUM)	1355	const_iv (CHKSUM)
962	const_iv (ENCRYPT)	1356	const_iv (ENCRYPT)
963	const_iv (TXN_NOT_DURABLE)
964	const_iv (DUP)	1357	const_iv (DUP)
965	const_iv (DUPSORT)	1358	const_iv (DUPSORT)
966	const_iv (RECNUM)	1359	//const_iv (RECNUM)
967	const_iv (RENUMBER)	1360	const_iv (RENUMBER)
968	const_iv (REVSPLITOFF)	1361	const_iv (REVSPLITOFF)
969	const_iv (INORDER)
970	const_iv (CONSUME)	1362	const_iv (CONSUME)
971	const_iv (CONSUME_WAIT)	1363	const_iv (CONSUME_WAIT)
972	const_iv (GET_BOTH)	1364	const_iv (GET_BOTH)
973	const_iv (GET_BOTH_RANGE)	1365	const_iv (GET_BOTH_RANGE)
974	//const_iv (SET_RECNO)	1366	//const_iv (SET_RECNO)
975	//const_iv (MULTIPLE)	1367	//const_iv (MULTIPLE)
976	const_iv (SNAPSHOT)	1368	const_iv (SNAPSHOT)
977	const_iv (JOIN_ITEM)	1369	const_iv (JOIN_ITEM)
		1370	const_iv (JOIN_NOSORT)
978	const_iv (RMW)	1371	const_iv (RMW)
979		1372
980	const_iv (NOTFOUND)	1373	const_iv (NOTFOUND)
981	const_iv (KEYEMPTY)	1374	const_iv (KEYEMPTY)
982	const_iv (LOCK_DEADLOCK)	1375	const_iv (LOCK_DEADLOCK)
983	const_iv (LOCK_NOTGRANTED)	1376	const_iv (LOCK_NOTGRANTED)
984	const_iv (RUNRECOVERY)	1377	const_iv (RUNRECOVERY)
985	const_iv (OLD_VERSION)	1378	const_iv (OLD_VERSION)
986	const_iv (REP_HANDLE_DEAD)	1379	const_iv (REP_HANDLE_DEAD)
987	const_iv (REP_LOCKOUT)
988	const_iv (SECONDARY_BAD)	1380	const_iv (SECONDARY_BAD)
989
990	const_iv (FREE_SPACE)
991	const_iv (FREELIST_ONLY)
992		1381
993	const_iv (APPEND)	1382	const_iv (APPEND)
994	const_iv (NODUPDATA)	1383	const_iv (NODUPDATA)
995	const_iv (NOOVERWRITE)	1384	const_iv (NOOVERWRITE)
996		1385
…		…
998	const_iv (TXN_SYNC)	1387	const_iv (TXN_SYNC)
999		1388
1000	const_iv (SET_LOCK_TIMEOUT)	1389	const_iv (SET_LOCK_TIMEOUT)
1001	const_iv (SET_TXN_TIMEOUT)	1390	const_iv (SET_TXN_TIMEOUT)
1002		1391
1003	const_iv (JOIN_ITEM)
1004	const_iv (FIRST)	1392	const_iv (FIRST)
1005	const_iv (NEXT)	1393	const_iv (NEXT)
1006	const_iv (NEXT_DUP)	1394	const_iv (NEXT_DUP)
1007	const_iv (NEXT_NODUP)	1395	const_iv (NEXT_NODUP)
1008	const_iv (PREV)	1396	const_iv (PREV)
…		…
1020	const_iv (FORCE)	1408	const_iv (FORCE)
1021		1409
1022	const_iv (LOCK_DEFAULT)	1410	const_iv (LOCK_DEFAULT)
1023	const_iv (LOCK_EXPIRE)	1411	const_iv (LOCK_EXPIRE)
1024	const_iv (LOCK_MAXLOCKS)	1412	const_iv (LOCK_MAXLOCKS)
1025	const_iv (LOCK_MAXWRITE)
1026	const_iv (LOCK_MINLOCKS)	1413	const_iv (LOCK_MINLOCKS)
1027	const_iv (LOCK_MINWRITE)	1414	const_iv (LOCK_MINWRITE)
1028	const_iv (LOCK_OLDEST)	1415	const_iv (LOCK_OLDEST)
1029	const_iv (LOCK_RANDOM)	1416	const_iv (LOCK_RANDOM)
1030	const_iv (LOCK_YOUNGEST)	1417	const_iv (LOCK_YOUNGEST)
1031		1418
1032	const_iv (SEQ_DEC)
1033	const_iv (SEQ_INC)
1034	const_iv (SEQ_WRAP)
1035
1036	const_iv (BUFFER_SMALL)
1037	const_iv (DONOTINDEX)	1419	const_iv (DONOTINDEX)
1038	const_iv (KEYEMPTY )	1420	const_iv (KEYEMPTY )
1039	const_iv (KEYEXIST )	1421	const_iv (KEYEXIST )
1040	const_iv (LOCK_DEADLOCK)	1422	const_iv (LOCK_DEADLOCK)
1041	const_iv (LOCK_NOTGRANTED)	1423	const_iv (LOCK_NOTGRANTED)
1042	const_iv (LOG_BUFFER_FULL)
1043	const_iv (NOSERVER)	1424	const_iv (NOSERVER)
1044	const_iv (NOSERVER_HOME)	1425	const_iv (NOSERVER_HOME)
1045	const_iv (NOSERVER_ID)	1426	const_iv (NOSERVER_ID)
1046	const_iv (NOTFOUND)	1427	const_iv (NOTFOUND)
1047	const_iv (OLD_VERSION)
1048	const_iv (PAGE_NOTFOUND)	1428	const_iv (PAGE_NOTFOUND)
1049	const_iv (REP_DUPMASTER)	1429	const_iv (REP_DUPMASTER)
1050	const_iv (REP_HANDLE_DEAD)	1430	const_iv (REP_HANDLE_DEAD)
1051	const_iv (REP_HOLDELECTION)	1431	const_iv (REP_HOLDELECTION)
1052	const_iv (REP_IGNORE)
1053	const_iv (REP_ISPERM)	1432	const_iv (REP_ISPERM)
1054	const_iv (REP_JOIN_FAILURE)
1055	const_iv (REP_LOCKOUT)
1056	const_iv (REP_NEWMASTER)	1433	const_iv (REP_NEWMASTER)
1057	const_iv (REP_NEWSITE)	1434	const_iv (REP_NEWSITE)
1058	const_iv (REP_NOTPERM)	1435	const_iv (REP_NOTPERM)
1059	const_iv (REP_UNAVAIL)	1436	const_iv (REP_UNAVAIL)
1060	const_iv (RUNRECOVERY)	1437	const_iv (RUNRECOVERY)
1061	const_iv (SECONDARY_BAD)	1438	const_iv (SECONDARY_BAD)
1062	const_iv (VERIFY_BAD)	1439	const_iv (VERIFY_BAD)
1063	const_iv (VERSION_MISMATCH)	1440
		1441	const_iv (ARCH_ABS)
		1442	const_iv (ARCH_DATA)
		1443	const_iv (ARCH_LOG)
		1444	const_iv (ARCH_REMOVE)
1064		1445
1065	const_iv (VERB_DEADLOCK)	1446	const_iv (VERB_DEADLOCK)
1066	const_iv (VERB_RECOVERY)	1447	const_iv (VERB_RECOVERY)
1067	const_iv (VERB_REGISTER)
1068	const_iv (VERB_REPLICATION)	1448	const_iv (VERB_REPLICATION)
1069	const_iv (VERB_WAITSFOR)	1449	const_iv (VERB_WAITSFOR)
1070		1450
1071	const_iv (VERSION_MAJOR)	1451	const_iv (VERSION_MAJOR)
1072	const_iv (VERSION_MINOR)	1452	const_iv (VERSION_MINOR)
1073	const_iv (VERSION_PATCH)	1453	const_iv (VERSION_PATCH)
		1454	#if DB_VERSION_MINOR >= 3
		1455	const_iv (INORDER)
		1456	const_iv (LOCK_MAXWRITE)
		1457	const_iv (SEQ_DEC)
		1458	const_iv (SEQ_INC)
		1459	const_iv (SEQ_WRAP)
		1460	const_iv (BUFFER_SMALL)
		1461	const_iv (LOG_BUFFER_FULL)
		1462	const_iv (VERSION_MISMATCH)
		1463	#endif
		1464	#if DB_VERSION_MINOR >= 4
		1465	const_iv (REGISTER)
		1466	const_iv (DSYNC_DB)
		1467	const_iv (READ_COMMITTED)
		1468	const_iv (READ_UNCOMMITTED)
		1469	const_iv (REP_IGNORE)
		1470	const_iv (REP_LOCKOUT)
		1471	const_iv (REP_JOIN_FAILURE)
		1472	const_iv (FREE_SPACE)
		1473	const_iv (FREELIST_ONLY)
		1474	const_iv (VERB_REGISTER)
		1475	#endif
1074	#if DB_VERSION_MINOR >= 5	1476	#if DB_VERSION_MINOR >= 5
1075	const_iv (MULTIVERSION)	1477	const_iv (MULTIVERSION)
1076	const_iv (TXN_SNAPSHOT)	1478	const_iv (TXN_SNAPSHOT)
1077	#endif	1479	#endif
		1480	#if DB_VERSION_MINOR >= 6
		1481	const_iv (PREV_DUP)
		1482	const_iv (PRIORITY_UNCHANGED)
		1483	const_iv (PRIORITY_VERY_LOW)
		1484	const_iv (PRIORITY_LOW)
		1485	const_iv (PRIORITY_DEFAULT)
		1486	const_iv (PRIORITY_HIGH)
		1487	const_iv (PRIORITY_VERY_HIGH)
		1488	const_iv (IGNORE_LEASE)
		1489	#endif
		1490	#if DB_VERSION_MINOR >= 7
		1491	//const_iv (MULTIPLE_KEY)
		1492	const_iv (LOG_DIRECT)
		1493	const_iv (LOG_DSYNC)
		1494	const_iv (LOG_AUTO_REMOVE)
		1495	const_iv (LOG_IN_MEMORY)
		1496	const_iv (LOG_ZERO)
		1497	#else
		1498	const_iv (DIRECT_LOG)
		1499	const_iv (LOG_AUTOREMOVE)
		1500	# if DB_VERSION_MINOR >= 3
		1501	const_iv (DSYNC_LOG)
		1502	const_iv (LOG_INMEMORY)
		1503	# endif
		1504	#endif
1078	};	1505	};
1079		1506
1080	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1507	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1081	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1508	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1082		1509
1083	newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));	1510	prepare_cb = &PL_sv_undef;
		1511
		1512	{
		1513	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1514	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1515
		1516	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1517	}
		1518
1084	newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1519	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1085		1520
1086	create_pipe (respipe);	1521	create_respipe ();
1087		1522
1088	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1523	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1089	#ifdef _WIN32	1524	patch_errno ();
1090	X_MUTEX_CHECK (wrklock);
1091	X_MUTEX_CHECK (reslock);
1092	X_MUTEX_CHECK (reqlock);
1093
1094	X_COND_CHECK (reqwait);
1095	#endif
1096	}	1525	}
1097		1526
1098	void	1527	void
1099	max_poll_reqs (int nreqs)	1528	max_poll_reqs (int nreqs)
1100	PROTOTYPE: $	1529	PROTOTYPE: $
…		…
1225	RETVAL = started;	1654	RETVAL = started;
1226	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1655	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1227	OUTPUT:	1656	OUTPUT:
1228	RETVAL	1657	RETVAL
1229		1658
1230	void	1659	SV *
1231	set_sync_prepare (SV *cb)	1660	set_sync_prepare (SV *cb)
1232	PROTOTYPE: &	1661	PROTOTYPE: &
1233	CODE:	1662	CODE:
1234	SvREFCNT_dec (prepare_cb);	1663	RETVAL = prepare_cb;
1235	prepare_cb = newSVsv (cb);	1664	prepare_cb = newSVsv (cb);
		1665	OUTPUT:
		1666	RETVAL
1236		1667
1237	char *	1668	char *
1238	strerror (int errorno = errno)	1669	strerror (int errorno = errno)
1239	PROTOTYPE: ;$	1670	PROTOTYPE: ;$
1240	CODE:	1671	CODE:
1241	RETVAL = db_strerror (errorno);	1672	RETVAL = db_strerror (errorno);
1242	OUTPUT:	1673	OUTPUT:
1243	RETVAL	1674	RETVAL
1244		1675
		1676	void _on_next_submit (SV *cb)
		1677	CODE:
		1678	SvREFCNT_dec (on_next_submit);
		1679	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
		1680
1245	DB_ENV *	1681	DB_ENV *
1246	db_env_create (U32 env_flags = 0)	1682	db_env_create (U32 env_flags = 0)
1247	CODE:	1683	CODE:
1248	{	1684	{
1249	errno = db_env_create (&RETVAL, env_flags);	1685	errno = db_env_create (&RETVAL, env_flags);
…		…
1258	}	1694	}
1259	OUTPUT:	1695	OUTPUT:
1260	RETVAL	1696	RETVAL
1261		1697
1262	void	1698	void
1263	db_env_open (DB_ENV env, octetstring db_home, U32 open_flags, int mode, SV callback = &PL_sv_undef)	1699	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = 0)
		1700	PREINIT:
		1701	CALLBACK
1264	CODE:	1702	CODE:
1265	{	1703	{
1266	dREQ (REQ_ENV_OPEN);	1704	dREQ (REQ_ENV_OPEN, 1);
1267
1268	env->set_thread_count (env, wanted + 2);
1269
1270	req->env = env;	1705	req->env = env;
1271	req->uint1 = open_flags \| DB_THREAD;	1706	req->uint1 = open_flags \| DB_THREAD;
1272	req->int1 = mode;	1707	req->int1 = mode;
1273	req->buf1 = strdup_ornull (db_home);	1708	req->buf1 = strdup_ornull (db_home);
1274	REQ_SEND;	1709	REQ_SEND;
1275	}	1710	}
1276		1711
1277	void	1712	void
1278	db_env_close (DB_ENV env, U32 flags = 0, SV callback = &PL_sv_undef)	1713	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
		1714	PREINIT:
		1715	CALLBACK
1279	CODE:	1716	CODE:
1280	{	1717	{
1281	dREQ (REQ_ENV_CLOSE);	1718	dREQ (REQ_ENV_CLOSE, 0);
		1719	ptr_nuke (ST (0));
1282	req->env = env;	1720	req->env = env;
1283	req->uint1 = flags;	1721	req->uint1 = flags;
1284	REQ_SEND;	1722	REQ_SEND;
1285	ptr_nuke (ST (0));
1286	}	1723	}
1287		1724
1288	void	1725	void
1289	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = &PL_sv_undef)	1726	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
		1727	PREINIT:
		1728	CALLBACK
1290	CODE:	1729	CODE:
1291	{	1730	{
1292	dREQ (REQ_ENV_TXN_CHECKPOINT);	1731	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1293	req->env = env;	1732	req->env = env;
1294	req->uint1 = kbyte;	1733	req->uint1 = kbyte;
1295	req->int1 = min;	1734	req->int1 = min;
1296	req->uint2 = flags;	1735	req->uint2 = flags;
1297	REQ_SEND;	1736	REQ_SEND;
1298	}	1737	}
1299		1738
1300	void	1739	void
1301	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = &PL_sv_undef)	1740	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = 0)
		1741	PREINIT:
		1742	CALLBACK
1302	CODE:	1743	CODE:
1303	{	1744	{
1304	dREQ (REQ_ENV_LOCK_DETECT);	1745	dREQ (REQ_ENV_LOCK_DETECT, 1);
1305	req->env = env;	1746	req->env = env;
1306	req->uint1 = flags;	1747	req->uint1 = flags;
1307	req->uint2 = atype;	1748	req->uint2 = atype;
		1749	/* req->int2 = 0; dummy */
1308	REQ_SEND;	1750	REQ_SEND;
1309	}	1751	}
1310		1752
1311	void	1753	void
1312	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = &PL_sv_undef)	1754	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = 0)
		1755	PREINIT:
		1756	CALLBACK
1313	CODE:	1757	CODE:
1314	{	1758	{
1315	dREQ (REQ_ENV_MEMP_SYNC);	1759	dREQ (REQ_ENV_MEMP_SYNC, 1);
1316	req->env = env;	1760	req->env = env;
1317	REQ_SEND;	1761	REQ_SEND;
1318	}	1762	}
1319		1763
1320	void	1764	void
1321	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = &PL_sv_undef)	1765	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = 0)
		1766	PREINIT:
		1767	CALLBACK
1322	CODE:	1768	CODE:
1323	{	1769	{
1324	dREQ (REQ_ENV_MEMP_TRICKLE);	1770	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1325	req->env = env;	1771	req->env = env;
1326	req->int1 = percent;	1772	req->int1 = percent;
1327	REQ_SEND;	1773	REQ_SEND;
1328	}	1774	}
1329		1775
		1776	void
		1777	db_env_dbremove (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1778	PREINIT:
		1779	CALLBACK
		1780	CODE:
		1781	{
		1782	dREQ (REQ_ENV_DBREMOVE, 2);
		1783	req->env = env;
		1784	req->buf1 = strdup_ornull (file);
		1785	req->buf2 = strdup_ornull (database);
		1786	req->uint1 = flags;
		1787	REQ_SEND;
		1788	}
		1789
		1790	void
		1791	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)
		1792	PREINIT:
		1793	CALLBACK
		1794	CODE:
		1795	{
		1796	dREQ (REQ_ENV_DBRENAME, 2);
		1797	req->env = env;
		1798	req->buf1 = strdup_ornull (file);
		1799	req->buf2 = strdup_ornull (database);
		1800	req->buf3 = strdup_ornull (newname);
		1801	req->uint1 = flags;
		1802	REQ_SEND;
		1803	}
		1804
		1805	void
		1806	db_env_log_archive (DB_ENV env, SV_mutable listp, U32 flags = 0, SV *callback = 0)
		1807	PREINIT:
		1808	CALLBACK
		1809	CODE:
		1810	{
		1811	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1812	req->sv1 = SvREFCNT_inc (listp);
		1813	req->env = env;
		1814	req->uint1 = flags;
		1815	REQ_SEND;
		1816	}
1330		1817
1331	DB *	1818	DB *
1332	db_create (DB_ENV *env = 0, U32 flags = 0)	1819	db_create (DB_ENV *env = 0, U32 flags = 0)
1333	CODE:	1820	CODE:
1334	{	1821	{
…		…
1341	}	1828	}
1342	OUTPUT:	1829	OUTPUT:
1343	RETVAL	1830	RETVAL
1344		1831
1345	void	1832	void
1346	db_open (DB db, DB_TXN_ornull txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1833	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1834	PREINIT:
		1835	CALLBACK
1347	CODE:	1836	CODE:
1348	{	1837	{
1349	dREQ (REQ_DB_OPEN);	1838	dREQ (REQ_DB_OPEN, 2);
1350	req->db = db;	1839	req->db = db;
1351	req->txn = txnid;	1840	req->txn = txnid;
1352	req->buf1 = strdup_ornull (file);	1841	req->buf1 = strdup_ornull (file);
1353	req->buf2 = strdup_ornull (database);	1842	req->buf2 = strdup_ornull (database);
1354	req->int1 = type;	1843	req->int1 = type;
…		…
1356	req->int2 = mode;	1845	req->int2 = mode;
1357	REQ_SEND;	1846	REQ_SEND;
1358	}	1847	}
1359		1848
1360	void	1849	void
1361	db_close (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1850	db_close (DB db, U32 flags = 0, SV callback = 0)
		1851	PREINIT:
		1852	CALLBACK
1362	CODE:	1853	CODE:
1363	{	1854	{
1364	dREQ (REQ_DB_CLOSE);	1855	dREQ (REQ_DB_CLOSE, 0);
		1856	ptr_nuke (ST (0));
1365	req->db = db;	1857	req->db = db;
1366	req->uint1 = flags;	1858	req->uint1 = flags;
1367	req->sv1 = (SV *)db->app_private;	1859	req->sv1 = (SV *)db->app_private;
1368	REQ_SEND;	1860	REQ_SEND;
1369	ptr_nuke (ST (0));
1370	}	1861	}
1371		1862
		1863	#if DB_VERSION_MINOR >= 4
		1864
1372	void	1865	void
1373	db_compact (DB db, DB_TXN_ornull txn = 0, SV start = 0, SV stop = 0, SV unused1 = 0, U32 flags = DB_FREE_SPACE, SV unused2 = 0, SV *callback = &PL_sv_undef)	1866	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)
		1867	PREINIT:
		1868	CALLBACK
1374	CODE:	1869	CODE:
1375	{	1870	{
1376	dREQ (REQ_DB_COMPACT);	1871	dREQ (REQ_DB_COMPACT, 2);
1377	req->db = db;	1872	req->db = db;
1378	req->txn = txn;	1873	req->txn = txn;
1379	sv_to_dbt (&req->dbt1, start);	1874	if (start) sv_to_dbt (&req->dbt1, start);
1380	sv_to_dbt (&req->dbt2, stop);	1875	if (stop ) sv_to_dbt (&req->dbt2, stop );
1381	req->uint1 = flags;	1876	req->uint1 = flags;
1382	REQ_SEND;	1877	REQ_SEND;
1383	}	1878	}
1384		1879
		1880	#endif
		1881
1385	void	1882	void
1386	db_sync (DB db, U32 flags = 0, SV callback = &PL_sv_undef)	1883	db_sync (DB db, U32 flags = 0, SV callback = 0)
		1884	PREINIT:
		1885	CALLBACK
1387	CODE:	1886	CODE:
1388	{	1887	{
1389	dREQ (REQ_DB_SYNC);	1888	dREQ (REQ_DB_SYNC, 1);
1390	req->db = db;	1889	req->db = db;
1391	req->uint1 = flags;	1890	req->uint1 = flags;
1392	REQ_SEND;	1891	REQ_SEND;
1393	}	1892	}
1394		1893
1395	void	1894	void
		1895	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
		1896	PREINIT:
		1897	CALLBACK
		1898	CODE:
		1899	{
		1900	dREQ (REQ_DB_SYNC, 1);
		1901	req->db = db;
		1902	req->buf1 = strdup (file);
		1903	req->uint1 = flags;
		1904	REQ_SEND;
		1905	}
		1906
		1907	void
1396	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1908	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV_mutable key_range, U32 flags = 0, SV *callback = 0)
		1909	PREINIT:
		1910	CALLBACK
1397	CODE:	1911	CODE:
1398	{	1912	{
1399	dREQ (REQ_DB_KEY_RANGE);	1913	dREQ (REQ_DB_KEY_RANGE, 2);
1400	req->db = db;	1914	req->db = db;
1401	req->txn = txn;	1915	req->txn = txn;
1402	sv_to_dbt (&req->dbt1, key);	1916	sv_to_dbt (&req->dbt1, key);
1403	req->uint1 = flags;	1917	req->uint1 = flags;
1404	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1918	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1405	REQ_SEND;	1919	REQ_SEND;
1406	}	1920	}
1407		1921
1408	void	1922	void
1409	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1923	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)
		1924	PREINIT:
		1925	CALLBACK
1410	CODE:	1926	CODE:
1411	{	1927	{
1412	dREQ (REQ_DB_PUT);	1928	dREQ (REQ_DB_PUT, 2);
1413	req->db = db;	1929	req->db = db;
1414	req->txn = txn;	1930	req->txn = txn;
1415	sv_to_dbt (&req->dbt1, key);	1931	sv_to_dbt (&req->dbt1, key);
1416	sv_to_dbt (&req->dbt2, data);	1932	sv_to_dbt (&req->dbt2, data);
1417	req->uint1 = flags;	1933	req->uint1 = flags;
1418	REQ_SEND;	1934	REQ_SEND;
1419	}	1935	}
1420		1936
		1937	#if DB_VERSION_MINOR >= 6
		1938
1421	void	1939	void
		1940	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1941	PREINIT:
		1942	CALLBACK
		1943	CODE:
		1944	{
		1945	dREQ (REQ_DB_EXISTS, 2);
		1946	req->db = db;
		1947	req->txn = txn;
		1948	req->uint1 = flags;
		1949	sv_to_dbt (&req->dbt1, key);
		1950	REQ_SEND;
		1951	}
		1952
		1953	#endif
		1954
		1955	void
1422	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)	1956	db_get (DB db, DB_TXN_ornull txn, SV key, SV_mutable data, U32 flags = 0, SV *callback = 0)
		1957	PREINIT:
		1958	CALLBACK
1423	CODE:	1959	CODE:
1424	{	1960	{
		1961	//TODO: key is somtimesmutable
1425	dREQ (REQ_DB_GET);	1962	dREQ (REQ_DB_GET, 2);
1426	req->db = db;	1963	req->db = db;
1427	req->txn = txn;	1964	req->txn = txn;
1428	req->uint1 = flags;	1965	req->uint1 = flags;
1429	sv_to_dbt (&req->dbt1, key);	1966	sv_to_dbt (&req->dbt1, key);
1430	req->dbt3.flags = DB_DBT_MALLOC;	1967	req->dbt3.flags = DB_DBT_MALLOC;
1431	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1968	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1432	REQ_SEND;	1969	REQ_SEND;
1433	}	1970	}
1434		1971
1435	void	1972	void
1436	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	1973	db_pget (DB db, DB_TXN_ornull txn, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV callback = 0)
		1974	PREINIT:
		1975	CALLBACK
1437	CODE:	1976	CODE:
1438	{	1977	{
		1978	//TODO: key is somtimesmutable
1439	dREQ (REQ_DB_PGET);	1979	dREQ (REQ_DB_PGET, 2);
		1980	req->db = db;
		1981	req->txn = txn;
		1982	req->uint1 = flags;
		1983
		1984	sv_to_dbt (&req->dbt1, key);
		1985
		1986	req->dbt2.flags = DB_DBT_MALLOC;
		1987	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1988
		1989	req->dbt3.flags = DB_DBT_MALLOC;
		1990	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1991	REQ_SEND;
		1992	}
		1993
		1994	void
		1995	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1996	PREINIT:
		1997	CALLBACK
		1998	CODE:
		1999	{
		2000	dREQ (REQ_DB_DEL, 2);
1440	req->db = db;	2001	req->db = db;
1441	req->txn = txn;	2002	req->txn = txn;
1442	req->uint1 = flags;	2003	req->uint1 = flags;
1443	sv_to_dbt (&req->dbt1, key);	2004	sv_to_dbt (&req->dbt1, key);
1444	sv_to_dbt (&req->dbt2, pkey);
1445	req->dbt3.flags = DB_DBT_MALLOC;
1446	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1447	REQ_SEND;	2005	REQ_SEND;
1448	}	2006	}
1449		2007
1450	void	2008	void
1451	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	2009	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
		2010	PREINIT:
		2011	CALLBACK
1452	CODE:	2012	CODE:
1453	{	2013	{
1454	dREQ (REQ_DB_DEL);	2014	dREQ (REQ_TXN_COMMIT, 0);
1455	req->db = db;	2015	ptr_nuke (ST (0));
1456	req->txn = txn;	2016	req->txn = txn;
1457	req->uint1 = flags;	2017	req->uint1 = flags;
1458	sv_to_dbt (&req->dbt1, key);
1459	REQ_SEND;	2018	REQ_SEND;
1460	}	2019	}
1461		2020
1462	void	2021	void
1463	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = &PL_sv_undef)	2022	db_txn_abort (DB_TXN txn, SV callback = 0)
		2023	PREINIT:
		2024	CALLBACK
1464	CODE:	2025	CODE:
1465	{	2026	{
1466	dREQ (REQ_TXN_COMMIT);	2027	dREQ (REQ_TXN_ABORT, 0);
		2028	ptr_nuke (ST (0));
		2029	req->txn = txn;
		2030	REQ_SEND;
		2031	}
		2032
		2033	void
		2034	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
		2035	PREINIT:
		2036	CALLBACK
		2037	CODE:
		2038	{
		2039	dREQ (REQ_TXN_FINISH, 0);
		2040	ptr_nuke (ST (0));
1467	req->txn = txn;	2041	req->txn = txn;
1468	req->uint1 = flags;	2042	req->uint1 = flags;
1469	REQ_SEND;	2043	REQ_SEND;
		2044	}
		2045
		2046	void
		2047	db_c_close (DBC dbc, SV callback = 0)
		2048	PREINIT:
		2049	CALLBACK
		2050	CODE:
		2051	{
		2052	dREQ (REQ_C_CLOSE, 0);
1470	ptr_nuke (ST (0));	2053	ptr_nuke (ST (0));
1471	}
1472
1473	void
1474	db_txn_abort (DB_TXN txn, SV callback = &PL_sv_undef)
1475	CODE:
1476	{
1477	dREQ (REQ_TXN_ABORT);
1478	req->txn = txn;
1479	REQ_SEND;
1480	ptr_nuke (ST (0));
1481	}
1482
1483	void
1484	db_c_close (DBC dbc, SV callback = &PL_sv_undef)
1485	CODE:
1486	{
1487	dREQ (REQ_C_CLOSE);
1488	req->dbc = dbc;	2054	req->dbc = dbc;
1489	REQ_SEND;	2055	REQ_SEND;
1490	ptr_nuke (ST (0));
1491	}	2056	}
1492		2057
1493	void	2058	void
1494	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = &PL_sv_undef)	2059	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
		2060	PREINIT:
		2061	CALLBACK
1495	CODE:	2062	CODE:
1496	{	2063	{
1497	dREQ (REQ_C_COUNT);	2064	dREQ (REQ_C_COUNT, 1);
1498	req->dbc = dbc;	2065	req->dbc = dbc;
1499	req->sv1 = SvREFCNT_inc (count);	2066	req->sv1 = SvREFCNT_inc (count);
1500	REQ_SEND;	2067	REQ_SEND;
1501	}	2068	}
1502		2069
1503	void	2070	void
1504	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	2071	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)
		2072	PREINIT:
		2073	CALLBACK
1505	CODE:	2074	CODE:
1506	{	2075	{
1507	dREQ (REQ_C_PUT);	2076	dREQ (REQ_C_PUT, 1);
1508	req->dbc = dbc;	2077	req->dbc = dbc;
1509	sv_to_dbt (&req->dbt1, key);	2078	sv_to_dbt (&req->dbt1, key);
1510	sv_to_dbt (&req->dbt2, data);	2079	sv_to_dbt (&req->dbt2, data);
1511	req->uint1 = flags;	2080	req->uint1 = flags;
1512	REQ_SEND;	2081	REQ_SEND;
1513	}	2082	}
1514		2083
1515	void	2084	void
1516	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = &PL_sv_undef)	2085	db_c_get (DBC dbc, SV key, SV_mutable data, U32 flags = 0, SV callback = 0)
		2086	PREINIT:
		2087	CALLBACK
1517	CODE:	2088	CODE:
1518	{	2089	{
		2090	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2091	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2092	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2093	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2094	"key",
		2095	"BDB::db_c_get");
		2096
		2097	{
1519	dREQ (REQ_C_GET);	2098	dREQ (REQ_C_GET, 1);
		2099	req->dbc = dbc;
		2100	req->uint1 = flags;
		2101	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2102	sv_to_dbt (&req->dbt1, key);
		2103	else
		2104	{
		2105	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2106	sv_to_dbt (&req->dbt1, key);
		2107	else
		2108	req->dbt1.flags = DB_DBT_MALLOC;
		2109
		2110	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2111	}
		2112
		2113	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2114	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2115	sv_to_dbt (&req->dbt3, data);
		2116	else
		2117	req->dbt3.flags = DB_DBT_MALLOC;
		2118
		2119	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2120	REQ_SEND;
		2121	}
		2122	}
		2123
		2124	void
		2125	db_c_pget (DBC dbc, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV *callback = 0)
		2126	PREINIT:
		2127	CALLBACK
		2128	CODE:
		2129	{
		2130	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2131	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2132	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2133	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2134	"key",
		2135	"BDB::db_c_pget");
		2136
		2137	{
		2138	dREQ (REQ_C_PGET, 1);
		2139	req->dbc = dbc;
		2140	req->uint1 = flags;
		2141	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2142	sv_to_dbt (&req->dbt1, key);
		2143	else
		2144	{
		2145	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2146	sv_to_dbt (&req->dbt1, key);
		2147	else
		2148	req->dbt1.flags = DB_DBT_MALLOC;
		2149
		2150	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2151	}
		2152
		2153	req->dbt2.flags = DB_DBT_MALLOC;
		2154	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2155
		2156	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2157	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2158	sv_to_dbt (&req->dbt3, data);
		2159	else
		2160	req->dbt3.flags = DB_DBT_MALLOC;
		2161
		2162	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2163	REQ_SEND;
		2164	}
		2165	}
		2166
		2167	void
		2168	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
		2169	PREINIT:
		2170	CALLBACK
		2171	CODE:
		2172	{
		2173	dREQ (REQ_C_DEL, 1);
1520	req->dbc = dbc;	2174	req->dbc = dbc;
1521	req->uint1 = flags;	2175	req->uint1 = flags;
1522	if ((flags & DB_SET) == DB_SET
1523	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1524	sv_to_dbt (&req->dbt1, key);
1525	else
1526	req->dbt1.flags = DB_DBT_MALLOC;
1527
1528	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1529
1530	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1531	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1532	sv_to_dbt (&req->dbt3, data);
1533	else
1534	req->dbt3.flags = DB_DBT_MALLOC;
1535
1536	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1537	REQ_SEND;	2176	REQ_SEND;
1538	}	2177	}
1539		2178
1540	void
1541	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = &PL_sv_undef)
1542	CODE:
1543	{
1544	dREQ (REQ_C_PGET);
1545	req->dbc = dbc;
1546	req->uint1 = flags;
1547	if ((flags & DB_SET) == DB_SET
1548	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1549	sv_to_dbt (&req->dbt1, key);
1550	else
1551	req->dbt1.flags = DB_DBT_MALLOC;
1552		2179
1553	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2180	#if DB_VERSION_MINOR >= 3
1554		2181
1555	req->dbt2.flags = DB_DBT_MALLOC;
1556	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1557
1558	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1559	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1560	sv_to_dbt (&req->dbt3, data);
1561	else
1562	req->dbt3.flags = DB_DBT_MALLOC;
1563
1564	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1565	REQ_SEND;
1566	}
1567
1568	void	2182	void
1569	db_c_del (DBC dbc, U32 flags = 0, SV callback = &PL_sv_undef)
1570	CODE:
1571	{
1572	dREQ (REQ_C_DEL);
1573	req->dbc = dbc;
1574	req->uint1 = flags;
1575	REQ_SEND;
1576	}
1577
1578
1579	void
1580	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = &PL_sv_undef)	2183	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
		2184	PREINIT:
		2185	CALLBACK
1581	CODE:	2186	CODE:
1582	{	2187	{
1583	dREQ (REQ_SEQ_OPEN);	2188	dREQ (REQ_SEQ_OPEN, 2);
1584	req->seq = seq;	2189	req->seq = seq;
1585	req->txn = txnid;	2190	req->txn = txnid;
1586	req->uint1 = flags \| DB_THREAD;	2191	req->uint1 = flags \| DB_THREAD;
1587	sv_to_dbt (&req->dbt1, key);	2192	sv_to_dbt (&req->dbt1, key);
1588	REQ_SEND;	2193	REQ_SEND;
1589	}	2194	}
1590		2195
1591	void	2196	void
1592	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = &PL_sv_undef)	2197	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
		2198	PREINIT:
		2199	CALLBACK
1593	CODE:	2200	CODE:
1594	{	2201	{
1595	dREQ (REQ_SEQ_CLOSE);	2202	dREQ (REQ_SEQ_CLOSE, 0);
		2203	ptr_nuke (ST (0));
1596	req->seq = seq;	2204	req->seq = seq;
1597	req->uint1 = flags;	2205	req->uint1 = flags;
1598	REQ_SEND;	2206	REQ_SEND;
1599	ptr_nuke (ST (0));
1600	}	2207	}
1601		2208
1602	void	2209	void
1603	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = &PL_sv_undef)	2210	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV_mutable seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
		2211	PREINIT:
		2212	CALLBACK
1604	CODE:	2213	CODE:
1605	{	2214	{
1606	dREQ (REQ_SEQ_GET);	2215	dREQ (REQ_SEQ_GET, 2);
1607	req->seq = seq;	2216	req->seq = seq;
1608	req->txn = txnid;	2217	req->txn = txnid;
1609	req->int1 = delta;	2218	req->int1 = delta;
1610	req->uint1 = flags;	2219	req->uint1 = flags;
1611	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2220	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1612	REQ_SEND;	2221	REQ_SEND;
1613	}	2222	}
1614		2223
1615	void	2224	void
1616	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	2225	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = 0)
		2226	PREINIT:
		2227	CALLBACK
1617	CODE:	2228	CODE:
1618	{	2229	{
1619	dREQ (REQ_SEQ_REMOVE);	2230	dREQ (REQ_SEQ_REMOVE, 2);
1620	req->seq = seq;	2231	req->seq = seq;
1621	req->txn = txnid;	2232	req->txn = txnid;
1622	req->uint1 = flags;	2233	req->uint1 = flags;
1623	REQ_SEND;	2234	REQ_SEND;
1624	}	2235	}
1625		2236
		2237	#endif
		2238
1626		2239
1627	MODULE = BDB PACKAGE = BDB::Env	2240	MODULE = BDB PACKAGE = BDB::Env
1628		2241
1629	void	2242	void
1630	DESTROY (DB_ENV_ornull *env)	2243	DESTROY (DB_ENV_ornuked *env)
1631	CODE:	2244	CODE:
1632	if (env)	2245	if (env)
1633	env->close (env, 0);	2246	env->close (env, 0);
1634		2247
1635	int set_data_dir (DB_ENV env, const char dir)	2248	int set_data_dir (DB_ENV env, const char dir)
…		…
1660	CODE:	2273	CODE:
1661	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2274	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1662	OUTPUT:	2275	OUTPUT:
1663	RETVAL	2276	RETVAL
1664		2277
1665	int set_flags (DB_ENV *env, U32 flags, int onoff)	2278	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1666	CODE:	2279	CODE:
1667	RETVAL = env->set_flags (env, flags, onoff);	2280	RETVAL = env->set_flags (env, flags, onoff);
1668	OUTPUT:	2281	OUTPUT:
1669	RETVAL	2282	RETVAL
1670		2283
		2284	#if DB_VERSION_MINOR >= 7
		2285
		2286	int set_intermediate_dir_mode (DB_ENV env, const char mode)
		2287	CODE:
		2288	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2289	OUTPUT:
		2290	RETVAL
		2291
		2292	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2293	CODE:
		2294	RETVAL = env->log_set_config (env, flags, onoff);
		2295	OUTPUT:
		2296	RETVAL
		2297
		2298	#endif
		2299
		2300
1671	void set_errfile (DB_ENV env, FILE errfile)	2301	void set_errfile (DB_ENV env, FILE errfile = 0)
1672	CODE:	2302	CODE:
1673	env->set_errfile (env, errfile);	2303	env->set_errfile (env, errfile);
1674		2304
1675	void set_msgfile (DB_ENV env, FILE msgfile)	2305	void set_msgfile (DB_ENV env, FILE msgfile = 0)
1676	CODE:	2306	CODE:
1677	env->set_msgfile (env, msgfile);	2307	env->set_msgfile (env, msgfile);
1678		2308
1679	int set_verbose (DB_ENV *env, U32 which, int onoff = 1)	2309	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1680	CODE:	2310	CODE:
1681	RETVAL = env->set_verbose (env, which, onoff);	2311	RETVAL = env->set_verbose (env, which, onoff);
1682	OUTPUT:	2312	OUTPUT:
1683	RETVAL	2313	RETVAL
1684		2314
…		…
1686	CODE:	2316	CODE:
1687	RETVAL = env->set_encrypt (env, password, flags);	2317	RETVAL = env->set_encrypt (env, password, flags);
1688	OUTPUT:	2318	OUTPUT:
1689	RETVAL	2319	RETVAL
1690		2320
1691	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2321	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1692	CODE:	2322	CODE:
1693	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2323	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1694	OUTPUT:	2324	OUTPUT:
1695	RETVAL	2325	RETVAL
1696		2326
…		…
1745	int set_lg_max (DB_ENV *env, U32 max)	2375	int set_lg_max (DB_ENV *env, U32 max)
1746	CODE:	2376	CODE:
1747	RETVAL = env->set_lg_max (env, max);	2377	RETVAL = env->set_lg_max (env, max);
1748	OUTPUT:	2378	OUTPUT:
1749	RETVAL	2379	RETVAL
		2380
		2381	#if DB_VERSION_MINOR >= 4
		2382
		2383	int mutex_set_max (DB_ENV *env, U32 max)
		2384	CODE:
		2385	RETVAL = env->mutex_set_max (env, max);
		2386	OUTPUT:
		2387	RETVAL
		2388
		2389	int mutex_set_increment (DB_ENV *env, U32 increment)
		2390	CODE:
		2391	RETVAL = env->mutex_set_increment (env, increment);
		2392	OUTPUT:
		2393	RETVAL
		2394
		2395	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2396	CODE:
		2397	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2398	OUTPUT:
		2399	RETVAL
		2400
		2401	int mutex_set_align (DB_ENV *env, U32 align)
		2402	CODE:
		2403	RETVAL = env->mutex_set_align (env, align);
		2404	OUTPUT:
		2405	RETVAL
		2406
		2407	#endif
1750		2408
1751	DB_TXN *	2409	DB_TXN *
1752	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)	2410	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
1753	CODE:	2411	CODE:
1754	errno = env->txn_begin (env, parent, &RETVAL, flags);	2412	errno = env->txn_begin (env, parent, &RETVAL, flags);
1755	if (errno)	2413	if (errno)
1756	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2414	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1757	OUTPUT:	2415	OUTPUT:
1758	RETVAL	2416	RETVAL
1759		2417
		2418	#if DB_VERSION_MINOR >= 5
		2419
		2420	DB_TXN *
		2421	cdsgroup_begin (DB_ENV *env)
		2422	CODE:
		2423	errno = env->cdsgroup_begin (env, &RETVAL);
		2424	if (errno)
		2425	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2426	OUTPUT:
		2427	RETVAL
		2428
		2429	#endif
		2430
1760	MODULE = BDB PACKAGE = BDB::Db	2431	MODULE = BDB PACKAGE = BDB::Db
1761		2432
1762	void	2433	void
1763	DESTROY (DB_ornull *db)	2434	DESTROY (DB_ornuked *db)
1764	CODE:	2435	CODE:
1765	if (db)	2436	if (db)
1766	{	2437	{
1767	SV env = (SV )db->app_private;	2438	SV env = (SV )db->app_private;
1768	db->close (db, 0);	2439	db->close (db, 0);
…		…
1773	CODE:	2444	CODE:
1774	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2445	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1775	OUTPUT:	2446	OUTPUT:
1776	RETVAL	2447	RETVAL
1777		2448
		2449	int set_pagesize (DB *db, U32 pagesize)
		2450	CODE:
		2451	RETVAL = db->set_pagesize (db, pagesize);
		2452	OUTPUT:
		2453	RETVAL
		2454
1778	int set_flags (DB *db, U32 flags);	2455	int set_flags (DB *db, U32 flags)
1779	CODE:	2456	CODE:
1780	RETVAL = db->set_flags (db, flags);	2457	RETVAL = db->set_flags (db, flags);
1781	OUTPUT:	2458	OUTPUT:
1782	RETVAL	2459	RETVAL
1783		2460
…		…
1797	CODE:	2474	CODE:
1798	RETVAL = db->set_bt_minkey (db, minkey);	2475	RETVAL = db->set_bt_minkey (db, minkey);
1799	OUTPUT:	2476	OUTPUT:
1800	RETVAL	2477	RETVAL
1801		2478
1802	int set_re_delim(DB *db, int delim);	2479	int set_re_delim (DB *db, int delim)
1803	CODE:	2480	CODE:
1804	RETVAL = db->set_re_delim (db, delim);	2481	RETVAL = db->set_re_delim (db, delim);
1805	OUTPUT:	2482	OUTPUT:
1806	RETVAL	2483	RETVAL
1807		2484
…		…
1848	if (errno)	2525	if (errno)
1849	croak ("DB->cursor: %s", db_strerror (errno));	2526	croak ("DB->cursor: %s", db_strerror (errno));
1850	OUTPUT:	2527	OUTPUT:
1851	RETVAL	2528	RETVAL
1852		2529
		2530	#if DB_VERSION_MINOR >= 3
		2531
1853	DB_SEQUENCE *	2532	DB_SEQUENCE *
1854	sequence (DB *db, U32 flags = 0)	2533	sequence (DB *db, U32 flags = 0)
1855	CODE:	2534	CODE:
1856	{	2535	{
1857	errno = db_sequence_create (&RETVAL, db, flags);	2536	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1859	croak ("db_sequence_create: %s", db_strerror (errno));	2538	croak ("db_sequence_create: %s", db_strerror (errno));
1860	}	2539	}
1861	OUTPUT:	2540	OUTPUT:
1862	RETVAL	2541	RETVAL
1863		2542
		2543	#endif
		2544
1864		2545
1865	MODULE = BDB PACKAGE = BDB::Txn	2546	MODULE = BDB PACKAGE = BDB::Txn
1866		2547
1867	void	2548	void
1868	DESTROY (DB_TXN_ornull *txn)	2549	DESTROY (DB_TXN_ornuked *txn)
1869	CODE:	2550	CODE:
1870	if (txn)	2551	if (txn)
1871	txn->abort (txn);	2552	txn->abort (txn);
1872		2553
1873	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2554	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1874	CODE:	2555	CODE:
1875	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2556	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1876	OUTPUT:	2557	OUTPUT:
1877	RETVAL	2558	RETVAL
1878		2559
		2560	int failed (DB_TXN *txn)
		2561	CODE:
		2562	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2563	OUTPUT:
		2564	RETVAL
		2565
1879		2566
1880	MODULE = BDB PACKAGE = BDB::Cursor	2567	MODULE = BDB PACKAGE = BDB::Cursor
1881		2568
1882	void	2569	void
1883	DESTROY (DBC_ornull *dbc)	2570	DESTROY (DBC_ornuked *dbc)
1884	CODE:	2571	CODE:
1885	if (dbc)	2572	if (dbc)
1886	dbc->c_close (dbc);	2573	dbc->c_close (dbc);
1887		2574
		2575	#if DB_VERSION_MINOR >= 6
		2576
		2577	int set_priority (DBC *dbc, int priority)
		2578	CODE:
		2579	dbc->set_priority (dbc, priority);
		2580
		2581	#endif
		2582
		2583	#if DB_VERSION_MINOR >= 3
		2584
1888	MODULE = BDB PACKAGE = BDB::Sequence	2585	MODULE = BDB PACKAGE = BDB::Sequence
1889		2586
1890	void	2587	void
1891	DESTROY (DB_SEQUENCE_ornull *seq)	2588	DESTROY (DB_SEQUENCE_ornuked *seq)
1892	CODE:	2589	CODE:
1893	if (seq)	2590	if (seq)
1894	seq->close (seq, 0);	2591	seq->close (seq, 0);
1895		2592
1896	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2593	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1915	CODE:	2612	CODE:
1916	RETVAL = seq->set_range (seq, min, max);	2613	RETVAL = seq->set_range (seq, min, max);
1917	OUTPUT:	2614	OUTPUT:
1918	RETVAL	2615	RETVAL
1919		2616
		2617	#endif
		2618
		2619

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Comparing BDB/BDB.xs (file contents): Revision 1.14 by root, Sun Jul 8 13:41:03 2007 UTC vs. Revision 1.65 by root, Fri Jan 2 22:37:51 2009 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.14 by root, Sun Jul 8 13:41:03 2007 UTC vs.
Revision 1.65 by root, Fri Jan 2 22:37:51 2009 UTC