[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 1.67 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;
		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_VERIFY, 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
		553	#define pipe(filedes) ev_pipe(filedes)
		554	#endif
		555
373	static void	556	static void
374	create_pipe (int fd[2])	557	create_respipe (void)
375	{	558	{
376	#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
377	int arg = 1;	580	arg = 1;
378	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, fd)
379	\|\| ioctlsocket (TO_SOCKET (fd [0]), FIONBIO, &arg)	581	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
380	\|\| ioctlsocket (TO_SOCKET (fd [1]), FIONBIO, &arg))	582	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
381	#else	583	#else
382	if (pipe (fd)
383	\|\| fcntl (fd [0], F_SETFL, O_NONBLOCK)	584	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
384	\|\| fcntl (fd [1], F_SETFL, O_NONBLOCK))	585	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
385	#endif	586	#endif
386	croak ("unable to initialize result pipe");	587	croak ("unable to initialize result pipe(3)");
387		588
388	respipe_osf [0] = TO_SOCKET (respipe [0]);	589	respipe_osf [0] = TO_SOCKET (respipe [0]);
389	respipe_osf [1] = TO_SOCKET (respipe [1]);	590	respipe_osf [1] = TO_SOCKET (respipe [1]);
390	}	591	}
391		592
		593	static void bdb_request (bdb_req req);
392	X_THREAD_PROC (bdb_proc);	594	X_THREAD_PROC (bdb_proc);
393		595
394	static void start_thread (void)	596	static void start_thread (void)
395	{	597	{
396	worker *wrk = calloc (1, sizeof (worker));	598	worker *wrk = calloc (1, sizeof (worker));
…		…
411	free (wrk);	613	free (wrk);
412		614
413	X_UNLOCK (wrklock);	615	X_UNLOCK (wrklock);
414	}	616	}
415		617
416	static void maybe_start_thread ()	618	static void maybe_start_thread (void)
417	{	619	{
418	if (get_nthreads () >= wanted)	620	if (get_nthreads () >= wanted)
419	return;	621	return;
420		622
421	/* todo: maybe use idle here, but might be less exact */	623	/* todo: maybe use idle here, but might be less exact */
…		…
423	return;	625	return;
424		626
425	start_thread ();	627	start_thread ();
426	}	628	}
427		629
428	static void req_send (aio_req req)	630	static void req_send (bdb_req req)
429	{	631	{
430	SV *wait_callback = 0;	632	SV *wait_callback = 0;
431		633
432	// synthesize callback if none given	634	if (on_next_submit)
433	if (!SvOK (req->callback))
434	{	635	{
435	int count;
436
437	dSP;	636	dSP;
		637	SV *cb = sv_2mortal (on_next_submit);
		638
		639	on_next_submit = 0;
		640
438	PUSHMARK (SP);	641	PUSHMARK (SP);
439	PUTBACK;	642	PUTBACK;
440	count = call_sv (prepare_cb, G_ARRAY);	643	call_sv (cb, G_DISCARD \| G_EVAL);
441	SPAGAIN;	644	SPAGAIN;
		645	}
442		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
443	if (count != 2)	660	if (count != 2)
444	croak ("prepare callback must return exactly two values\n");	661	croak ("sync prepare callback must return exactly two values\n");
445		662
446	wait_callback = SvREFCNT_inc (POPs);	663	wait_callback = POPs;
447	SvREFCNT_dec (req->callback);
448	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	}
449	}	674	}
450		675
451	++nreqs;	676	++nreqs;
452		677
453	X_LOCK (reqlock);	678	X_LOCK (reqlock);
…		…
462	{	687	{
463	dSP;	688	dSP;
464	PUSHMARK (SP);	689	PUSHMARK (SP);
465	PUTBACK;	690	PUTBACK;
466	call_sv (wait_callback, G_DISCARD);	691	call_sv (wait_callback, G_DISCARD);
467	SvREFCNT_dec (wait_callback);
468	}	692	}
469	}	693	}
470		694
471	static void end_thread (void)	695	static void end_thread (void)
472	{	696	{
473	aio_req req;	697	bdb_req req = calloc (1, sizeof (bdb_cb));
474
475	Newz (0, req, 1, aio_cb);
476		698
477	req->type = REQ_QUIT;	699	req->type = REQ_QUIT;
478	req->pri = PRI_MAX + PRI_BIAS;	700	req->pri = PRI_MAX + PRI_BIAS;
479		701
480	X_LOCK (reqlock);	702	X_LOCK (reqlock);
…		…
507		729
508	while (started > wanted)	730	while (started > wanted)
509	end_thread ();	731	end_thread ();
510	}	732	}
511		733
512	static void poll_wait ()	734	static void poll_wait (void)
513	{	735	{
514	fd_set rfd;	736	fd_set rfd;
515		737
516	while (nreqs)	738	while (nreqs)
517	{	739	{
…		…
530		752
531	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	753	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
532	}	754	}
533	}	755	}
534		756
535	static int poll_cb ()	757	static int poll_cb (void)
536	{	758	{
537	dSP;	759	dSP;
538	int count = 0;	760	int count = 0;
539	int maxreqs = max_poll_reqs;	761	int maxreqs = max_poll_reqs;
540	int do_croak = 0;	762	int do_croak = 0;
541	struct timeval tv_start, tv_now;	763	struct timeval tv_start, tv_now;
542	aio_req req;	764	bdb_req req;
543		765
544	if (max_poll_time)	766	if (max_poll_time)
545	gettimeofday (&tv_start, 0);	767	gettimeofday (&tv_start, 0);
546		768
547	for (;;)	769	for (;;)
…		…
606	return count;	828	return count;
607	}	829	}
608		830
609	/*****************************************************************************/	831	/*****************************************************************************/
610		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
611	X_THREAD_PROC (bdb_proc)	1003	X_THREAD_PROC (bdb_proc)
612	{	1004	{
613	aio_req req;	1005	bdb_req req;
614	struct timespec ts;	1006	struct timespec ts;
615	worker self = (worker )thr_arg;	1007	worker self = (worker )thr_arg;
616		1008
617	/* try to distribute timeouts somewhat evenly */	1009	/* try to distribute timeouts somewhat evenly */
618	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	1010	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
…		…
654	}	1046	}
655		1047
656	--nready;	1048	--nready;
657		1049
658	X_UNLOCK (reqlock);	1050	X_UNLOCK (reqlock);
659		1051
660	switch (req->type)	1052	if (req->type == REQ_QUIT)
661	{	1053	{
662	case REQ_QUIT:	1054	X_LOCK (reslock);
		1055	free (req);
		1056	self->req = 0;
		1057	X_UNLOCK (reslock);
		1058
663	goto quit;	1059	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	}	1060	}
		1061
		1062	bdb_request (req);
781		1063
782	X_LOCK (reslock);	1064	X_LOCK (reslock);
783		1065
784	++npending;	1066	++npending;
785		1067
…		…
817	X_UNLOCK (wrklock);	1099	X_UNLOCK (wrklock);
818	}	1100	}
819		1101
820	static void atfork_child (void)	1102	static void atfork_child (void)
821	{	1103	{
822	aio_req prv;	1104	bdb_req prv;
823		1105
824	while (prv = reqq_shift (&req_queue))	1106	while (prv = reqq_shift (&req_queue))
825	req_free (prv);	1107	req_free (prv);
826		1108
827	while (prv = reqq_shift (&res_queue))	1109	while (prv = reqq_shift (&res_queue))
…		…
842	idle = 0;	1124	idle = 0;
843	nreqs = 0;	1125	nreqs = 0;
844	nready = 0;	1126	nready = 0;
845	npending = 0;	1127	npending = 0;
846		1128
847	respipe_close (respipe [0]);
848	respipe_close (respipe [1]);
849
850	create_pipe (respipe);	1129	create_respipe ();
851		1130
852	atfork_parent ();	1131	atfork_parent ();
853	}	1132	}
854		1133
855	#define dREQ(reqtype) \	1134	#define dREQ(reqtype,rsvcnt) \
856	aio_req req; \	1135	bdb_req req; \
857	int req_pri = next_pri; \	1136	int req_pri = next_pri; \
858	next_pri = DEFAULT_PRI + PRI_BIAS; \	1137	next_pri = DEFAULT_PRI + PRI_BIAS; \
859	\	1138	\
860	if (SvOK (callback) && !SvROK (callback)) \	1139	if (callback && SvOK (callback)) \
861	croak ("callback must be undef or of reference type"); \	1140	croak ("callback has illegal type or extra arguments"); \
862	\	1141	\
863	Newz (0, req, 1, aio_cb); \	1142	Newz (0, req, 1, bdb_cb); \
864	if (!req) \	1143	if (!req) \
865	croak ("out of memory during aio_req allocation"); \	1144	croak ("out of memory during bdb_req allocation"); \
866	\	1145	\
867	req->callback = newSVsv (callback); \	1146	req->callback = SvREFCNT_inc (cb); \
868	req->type = (reqtype); \	1147	req->type = (reqtype); \
869	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;
870		1152
871	#define REQ_SEND \	1153	#define REQ_SEND \
872	req_send (req)	1154	req_send (req)
873		1155
874	#define SvPTR(var, arg, type, class, nullok) \	1156	#define SvPTR(var, arg, type, class, nullok) \
875	if (!SvOK (arg)) \	1157	if (!SvOK (arg)) \
876	{ \	1158	{ \
877	if (!nullok) \	1159	if (nullok != 1) \
878	croak (# var " must be a " # class " object, not undef"); \	1160	croak (# var " must be a " # class " object, not undef"); \
879	\	1161	\
880	(var) = 0; \	1162	(var) = 0; \
881	} \	1163	} \
882	else if (sv_derived_from ((arg), # class)) \	1164	else if (sv_derived_from ((arg), # class)) \
883	{ \	1165	{ \
884	IV tmp = SvIV ((SV*) SvRV (arg)); \	1166	IV tmp = SvIV ((SV*) SvRV (arg)); \
885	(var) = INT2PTR (type, tmp); \	1167	(var) = INT2PTR (type, tmp); \
886	if (!var) \	1168	if (!var && nullok != 2) \
887	croak (# var " is not a valid " # class " object anymore"); \	1169	croak (# var " is not a valid " # class " object anymore"); \
888	} \	1170	} \
889	else \	1171	else \
890	croak (# var " is not of type " # class); \	1172	croak (# var " is not of type " # class);
891	\	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");
892		1177
893	static void	1178	static void
894	ptr_nuke (SV *sv)	1179	ptr_nuke (SV *sv)
895	{	1180	{
896	assert (SvROK (sv));	1181	assert (SvROK (sv));
897	sv_setiv (SvRV (sv), 0);	1182	sv_setiv (SvRV (sv), 0);
898	}	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));
899		1301
900	MODULE = BDB PACKAGE = BDB	1302	MODULE = BDB PACKAGE = BDB
901		1303
902	PROTOTYPES: ENABLE	1304	PROTOTYPES: ENABLE
903		1305
…		…
919	const_iv (INIT_TXN)	1321	const_iv (INIT_TXN)
920	const_iv (RECOVER)	1322	const_iv (RECOVER)
921	const_iv (INIT_TXN)	1323	const_iv (INIT_TXN)
922	const_iv (RECOVER_FATAL)	1324	const_iv (RECOVER_FATAL)
923	const_iv (CREATE)	1325	const_iv (CREATE)
		1326	const_iv (RDONLY)
924	const_iv (USE_ENVIRON)	1327	const_iv (USE_ENVIRON)
925	const_iv (USE_ENVIRON_ROOT)	1328	const_iv (USE_ENVIRON_ROOT)
926	const_iv (LOCKDOWN)	1329	const_iv (LOCKDOWN)
927	const_iv (PRIVATE)	1330	const_iv (PRIVATE)
928	const_iv (REGISTER)
929	const_iv (SYSTEM_MEM)	1331	const_iv (SYSTEM_MEM)
930	const_iv (AUTO_COMMIT)	1332	const_iv (AUTO_COMMIT)
931	const_iv (CDB_ALLDB)	1333	const_iv (CDB_ALLDB)
932	const_iv (DIRECT_DB)	1334	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)	1335	const_iv (NOLOCKING)
939	const_iv (NOMMAP)	1336	const_iv (NOMMAP)
940	const_iv (NOPANIC)	1337	const_iv (NOPANIC)
941	const_iv (OVERWRITE)	1338	const_iv (OVERWRITE)
942	const_iv (PANIC_ENVIRONMENT)	1339	const_iv (PANIC_ENVIRONMENT)
943	const_iv (REGION_INIT)	1340	const_iv (REGION_INIT)
944	const_iv (TIME_NOTGRANTED)	1341	const_iv (TIME_NOTGRANTED)
945	const_iv (TXN_NOSYNC)	1342	const_iv (TXN_NOSYNC)
		1343	const_iv (TXN_NOT_DURABLE)
946	const_iv (TXN_WRITE_NOSYNC)	1344	const_iv (TXN_WRITE_NOSYNC)
947	const_iv (WRITECURSOR)	1345	const_iv (WRITECURSOR)
948	const_iv (YIELDCPU)	1346	const_iv (YIELDCPU)
949	const_iv (ENCRYPT_AES)	1347	const_iv (ENCRYPT_AES)
950	const_iv (XA_CREATE)	1348	const_iv (XA_CREATE)
…		…
952	const_iv (HASH)	1350	const_iv (HASH)
953	const_iv (QUEUE)	1351	const_iv (QUEUE)
954	const_iv (RECNO)	1352	const_iv (RECNO)
955	const_iv (UNKNOWN)	1353	const_iv (UNKNOWN)
956	const_iv (EXCL)	1354	const_iv (EXCL)
957	const_iv (READ_COMMITTED)
958	const_iv (READ_UNCOMMITTED)
959	const_iv (TRUNCATE)	1355	const_iv (TRUNCATE)
960	const_iv (NOSYNC)	1356	const_iv (NOSYNC)
961	const_iv (CHKSUM)	1357	const_iv (CHKSUM)
962	const_iv (ENCRYPT)	1358	const_iv (ENCRYPT)
963	const_iv (TXN_NOT_DURABLE)
964	const_iv (DUP)	1359	const_iv (DUP)
965	const_iv (DUPSORT)	1360	const_iv (DUPSORT)
966	const_iv (RECNUM)	1361	//const_iv (RECNUM)
967	const_iv (RENUMBER)	1362	const_iv (RENUMBER)
968	const_iv (REVSPLITOFF)	1363	const_iv (REVSPLITOFF)
969	const_iv (INORDER)
970	const_iv (CONSUME)	1364	const_iv (CONSUME)
971	const_iv (CONSUME_WAIT)	1365	const_iv (CONSUME_WAIT)
972	const_iv (GET_BOTH)	1366	const_iv (GET_BOTH)
973	const_iv (GET_BOTH_RANGE)	1367	const_iv (GET_BOTH_RANGE)
974	//const_iv (SET_RECNO)	1368	//const_iv (SET_RECNO)
975	//const_iv (MULTIPLE)	1369	//const_iv (MULTIPLE)
976	const_iv (SNAPSHOT)	1370	const_iv (SNAPSHOT)
977	const_iv (JOIN_ITEM)	1371	const_iv (JOIN_ITEM)
		1372	const_iv (JOIN_NOSORT)
978	const_iv (RMW)	1373	const_iv (RMW)
979		1374
980	const_iv (NOTFOUND)	1375	const_iv (NOTFOUND)
981	const_iv (KEYEMPTY)	1376	const_iv (KEYEMPTY)
982	const_iv (LOCK_DEADLOCK)	1377	const_iv (LOCK_DEADLOCK)
983	const_iv (LOCK_NOTGRANTED)	1378	const_iv (LOCK_NOTGRANTED)
984	const_iv (RUNRECOVERY)	1379	const_iv (RUNRECOVERY)
985	const_iv (OLD_VERSION)	1380	const_iv (OLD_VERSION)
986	const_iv (REP_HANDLE_DEAD)	1381	const_iv (REP_HANDLE_DEAD)
987	const_iv (REP_LOCKOUT)
988	const_iv (SECONDARY_BAD)	1382	const_iv (SECONDARY_BAD)
989
990	const_iv (FREE_SPACE)
991	const_iv (FREELIST_ONLY)
992		1383
993	const_iv (APPEND)	1384	const_iv (APPEND)
994	const_iv (NODUPDATA)	1385	const_iv (NODUPDATA)
995	const_iv (NOOVERWRITE)	1386	const_iv (NOOVERWRITE)
996		1387
…		…
998	const_iv (TXN_SYNC)	1389	const_iv (TXN_SYNC)
999		1390
1000	const_iv (SET_LOCK_TIMEOUT)	1391	const_iv (SET_LOCK_TIMEOUT)
1001	const_iv (SET_TXN_TIMEOUT)	1392	const_iv (SET_TXN_TIMEOUT)
1002		1393
1003	const_iv (JOIN_ITEM)
1004	const_iv (FIRST)	1394	const_iv (FIRST)
1005	const_iv (NEXT)	1395	const_iv (NEXT)
1006	const_iv (NEXT_DUP)	1396	const_iv (NEXT_DUP)
1007	const_iv (NEXT_NODUP)	1397	const_iv (NEXT_NODUP)
1008	const_iv (PREV)	1398	const_iv (PREV)
…		…
1020	const_iv (FORCE)	1410	const_iv (FORCE)
1021		1411
1022	const_iv (LOCK_DEFAULT)	1412	const_iv (LOCK_DEFAULT)
1023	const_iv (LOCK_EXPIRE)	1413	const_iv (LOCK_EXPIRE)
1024	const_iv (LOCK_MAXLOCKS)	1414	const_iv (LOCK_MAXLOCKS)
1025	const_iv (LOCK_MAXWRITE)
1026	const_iv (LOCK_MINLOCKS)	1415	const_iv (LOCK_MINLOCKS)
1027	const_iv (LOCK_MINWRITE)	1416	const_iv (LOCK_MINWRITE)
1028	const_iv (LOCK_OLDEST)	1417	const_iv (LOCK_OLDEST)
1029	const_iv (LOCK_RANDOM)	1418	const_iv (LOCK_RANDOM)
1030	const_iv (LOCK_YOUNGEST)	1419	const_iv (LOCK_YOUNGEST)
1031		1420
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)	1421	const_iv (DONOTINDEX)
1038	const_iv (KEYEMPTY )	1422	const_iv (KEYEMPTY )
1039	const_iv (KEYEXIST )	1423	const_iv (KEYEXIST )
1040	const_iv (LOCK_DEADLOCK)	1424	const_iv (LOCK_DEADLOCK)
1041	const_iv (LOCK_NOTGRANTED)	1425	const_iv (LOCK_NOTGRANTED)
1042	const_iv (LOG_BUFFER_FULL)
1043	const_iv (NOSERVER)	1426	const_iv (NOSERVER)
1044	const_iv (NOSERVER_HOME)	1427	const_iv (NOSERVER_HOME)
1045	const_iv (NOSERVER_ID)	1428	const_iv (NOSERVER_ID)
1046	const_iv (NOTFOUND)	1429	const_iv (NOTFOUND)
1047	const_iv (OLD_VERSION)
1048	const_iv (PAGE_NOTFOUND)	1430	const_iv (PAGE_NOTFOUND)
1049	const_iv (REP_DUPMASTER)	1431	const_iv (REP_DUPMASTER)
1050	const_iv (REP_HANDLE_DEAD)	1432	const_iv (REP_HANDLE_DEAD)
1051	const_iv (REP_HOLDELECTION)	1433	const_iv (REP_HOLDELECTION)
1052	const_iv (REP_IGNORE)
1053	const_iv (REP_ISPERM)	1434	const_iv (REP_ISPERM)
1054	const_iv (REP_JOIN_FAILURE)
1055	const_iv (REP_LOCKOUT)
1056	const_iv (REP_NEWMASTER)	1435	const_iv (REP_NEWMASTER)
1057	const_iv (REP_NEWSITE)	1436	const_iv (REP_NEWSITE)
1058	const_iv (REP_NOTPERM)	1437	const_iv (REP_NOTPERM)
1059	const_iv (REP_UNAVAIL)	1438	const_iv (REP_UNAVAIL)
1060	const_iv (RUNRECOVERY)	1439	const_iv (RUNRECOVERY)
1061	const_iv (SECONDARY_BAD)	1440	const_iv (SECONDARY_BAD)
1062	const_iv (VERIFY_BAD)	1441	const_iv (VERIFY_BAD)
1063	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)
1064		1453
1065	const_iv (VERB_DEADLOCK)	1454	const_iv (VERB_DEADLOCK)
1066	const_iv (VERB_RECOVERY)	1455	const_iv (VERB_RECOVERY)
1067	const_iv (VERB_REGISTER)
1068	const_iv (VERB_REPLICATION)	1456	const_iv (VERB_REPLICATION)
1069	const_iv (VERB_WAITSFOR)	1457	const_iv (VERB_WAITSFOR)
1070		1458
1071	const_iv (VERSION_MAJOR)	1459	const_iv (VERSION_MAJOR)
1072	const_iv (VERSION_MINOR)	1460	const_iv (VERSION_MINOR)
1073	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
1074	#if DB_VERSION_MINOR >= 5	1484	#if DB_VERSION_MINOR >= 5
1075	const_iv (MULTIVERSION)	1485	const_iv (MULTIVERSION)
1076	const_iv (TXN_SNAPSHOT)	1486	const_iv (TXN_SNAPSHOT)
1077	#endif	1487	#endif
		1488	#if DB_VERSION_MINOR >= 6
		1489	const_iv (PREV_DUP)
		1490	const_iv (PRIORITY_UNCHANGED)
		1491	const_iv (PRIORITY_VERY_LOW)
		1492	const_iv (PRIORITY_LOW)
		1493	const_iv (PRIORITY_DEFAULT)
		1494	const_iv (PRIORITY_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)
		1511	# endif
		1512	#endif
1078	};	1513	};
1079		1514
1080	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; )
1081	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1516	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1082		1517
1083	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
1084	newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1527	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1085		1528
1086	create_pipe (respipe);	1529	create_respipe ();
1087		1530
1088	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1531	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1089	#ifdef _WIN32	1532	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	}	1533	}
1097		1534
1098	void	1535	void
1099	max_poll_reqs (int nreqs)	1536	max_poll_reqs (int nreqs)
1100	PROTOTYPE: $	1537	PROTOTYPE: $
…		…
1225	RETVAL = started;	1662	RETVAL = started;
1226	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1663	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1227	OUTPUT:	1664	OUTPUT:
1228	RETVAL	1665	RETVAL
1229		1666
1230	void	1667	SV *
1231	set_sync_prepare (SV *cb)	1668	set_sync_prepare (SV *cb)
1232	PROTOTYPE: &	1669	PROTOTYPE: &
1233	CODE:	1670	CODE:
1234	SvREFCNT_dec (prepare_cb);	1671	RETVAL = prepare_cb;
1235	prepare_cb = newSVsv (cb);	1672	prepare_cb = newSVsv (cb);
		1673	OUTPUT:
		1674	RETVAL
1236		1675
1237	char *	1676	char *
1238	strerror (int errorno = errno)	1677	strerror (int errorno = errno)
1239	PROTOTYPE: ;$	1678	PROTOTYPE: ;$
1240	CODE:	1679	CODE:
1241	RETVAL = db_strerror (errorno);	1680	RETVAL = db_strerror (errorno);
1242	OUTPUT:	1681	OUTPUT:
1243	RETVAL	1682	RETVAL
1244		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
1245	DB_ENV *	1689	DB_ENV *
1246	db_env_create (U32 env_flags = 0)	1690	db_env_create (U32 env_flags = 0)
1247	CODE:	1691	CODE:
1248	{	1692	{
1249	errno = db_env_create (&RETVAL, env_flags);	1693	errno = db_env_create (&RETVAL, env_flags);
…		…
1258	}	1702	}
1259	OUTPUT:	1703	OUTPUT:
1260	RETVAL	1704	RETVAL
1261		1705
1262	void	1706	void
1263	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
1264	CODE:	1710	CODE:
1265	{	1711	{
1266	dREQ (REQ_ENV_OPEN);	1712	dREQ (REQ_ENV_OPEN, 1);
1267
1268	env->set_thread_count (env, wanted + 2);
1269
1270	req->env = env;	1713	req->env = env;
1271	req->uint1 = open_flags \| DB_THREAD;	1714	req->uint1 = open_flags \| DB_THREAD;
1272	req->int1 = mode;	1715	req->int1 = mode;
1273	req->buf1 = strdup_ornull (db_home);	1716	req->buf1 = strdup_ornull (db_home);
1274	REQ_SEND;	1717	REQ_SEND;
1275	}	1718	}
1276		1719
1277	void	1720	void
1278	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
1279	CODE:	1724	CODE:
1280	{	1725	{
1281	dREQ (REQ_ENV_CLOSE);	1726	dREQ (REQ_ENV_CLOSE, 0);
		1727	ptr_nuke (ST (0));
1282	req->env = env;	1728	req->env = env;
1283	req->uint1 = flags;	1729	req->uint1 = flags;
1284	REQ_SEND;	1730	REQ_SEND;
1285	ptr_nuke (ST (0));
1286	}	1731	}
1287		1732
1288	void	1733	void
1289	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
1290	CODE:	1737	CODE:
1291	{	1738	{
1292	dREQ (REQ_ENV_TXN_CHECKPOINT);	1739	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1293	req->env = env;	1740	req->env = env;
1294	req->uint1 = kbyte;	1741	req->uint1 = kbyte;
1295	req->int1 = min;	1742	req->int1 = min;
1296	req->uint2 = flags;	1743	req->uint2 = flags;
1297	REQ_SEND;	1744	REQ_SEND;
1298	}	1745	}
1299		1746
1300	void	1747	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)	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
1302	CODE:	1751	CODE:
1303	{	1752	{
1304	dREQ (REQ_ENV_LOCK_DETECT);	1753	dREQ (REQ_ENV_LOCK_DETECT, 1);
1305	req->env = env;	1754	req->env = env;
1306	req->uint1 = flags;	1755	req->uint1 = flags;
1307	req->uint2 = atype;	1756	req->uint2 = atype;
		1757	/* req->int2 = 0; dummy */
1308	REQ_SEND;	1758	REQ_SEND;
1309	}	1759	}
1310		1760
1311	void	1761	void
1312	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
1313	CODE:	1765	CODE:
1314	{	1766	{
1315	dREQ (REQ_ENV_MEMP_SYNC);	1767	dREQ (REQ_ENV_MEMP_SYNC, 1);
1316	req->env = env;	1768	req->env = env;
1317	REQ_SEND;	1769	REQ_SEND;
1318	}	1770	}
1319		1771
1320	void	1772	void
1321	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
1322	CODE:	1776	CODE:
1323	{	1777	{
1324	dREQ (REQ_ENV_MEMP_TRICKLE);	1778	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1325	req->env = env;	1779	req->env = env;
1326	req->int1 = percent;	1780	req->int1 = percent;
1327	REQ_SEND;	1781	REQ_SEND;
1328	}	1782	}
1329		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	}
1330		1825
1331	DB *	1826	DB *
1332	db_create (DB_ENV *env = 0, U32 flags = 0)	1827	db_create (DB_ENV *env = 0, U32 flags = 0)
1333	CODE:	1828	CODE:
1334	{	1829	{
…		…
1341	}	1836	}
1342	OUTPUT:	1837	OUTPUT:
1343	RETVAL	1838	RETVAL
1344		1839
1345	void	1840	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)	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
1347	CODE:	1844	CODE:
1348	{	1845	{
1349	dREQ (REQ_DB_OPEN);	1846	dREQ (REQ_DB_OPEN, 2);
1350	req->db = db;	1847	req->db = db;
1351	req->txn = txnid;	1848	req->txn = txnid;
1352	req->buf1 = strdup_ornull (file);	1849	req->buf1 = strdup_ornull (file);
1353	req->buf2 = strdup_ornull (database);	1850	req->buf2 = strdup_ornull (database);
1354	req->int1 = type;	1851	req->int1 = type;
…		…
1356	req->int2 = mode;	1853	req->int2 = mode;
1357	REQ_SEND;	1854	REQ_SEND;
1358	}	1855	}
1359		1856
1360	void	1857	void
1361	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
1362	CODE:	1861	CODE:
1363	{	1862	{
1364	dREQ (REQ_DB_CLOSE);	1863	dREQ (REQ_DB_CLOSE, 0);
		1864	ptr_nuke (ST (0));
1365	req->db = db;	1865	req->db = db;
1366	req->uint1 = flags;	1866	req->uint1 = flags;
1367	req->sv1 = (SV *)db->app_private;	1867	req->sv1 = (SV *)db->app_private;
1368	REQ_SEND;	1868	REQ_SEND;
1369	ptr_nuke (ST (0));
1370	}	1869	}
1371		1870
		1871	#if DB_VERSION_MINOR >= 4
		1872
1372	void	1873	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)	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
1374	CODE:	1877	CODE:
1375	{	1878	{
1376	dREQ (REQ_DB_COMPACT);	1879	dREQ (REQ_DB_COMPACT, 2);
1377	req->db = db;	1880	req->db = db;
1378	req->txn = txn;	1881	req->txn = txn;
1379	sv_to_dbt (&req->dbt1, start);	1882	if (start) sv_to_dbt (&req->dbt1, start);
1380	sv_to_dbt (&req->dbt2, stop);	1883	if (stop ) sv_to_dbt (&req->dbt2, stop );
1381	req->uint1 = flags;	1884	req->uint1 = flags;
1382	REQ_SEND;	1885	REQ_SEND;
1383	}	1886	}
1384		1887
		1888	#endif
		1889
1385	void	1890	void
1386	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
1387	CODE:	1894	CODE:
1388	{	1895	{
1389	dREQ (REQ_DB_SYNC);	1896	dREQ (REQ_DB_SYNC, 1);
1390	req->db = db;	1897	req->db = db;
1391	req->uint1 = flags;	1898	req->uint1 = flags;
1392	REQ_SEND;	1899	REQ_SEND;
1393	}	1900	}
1394		1901
1395	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
1396	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
1397	CODE:	1934	CODE:
1398	{	1935	{
1399	dREQ (REQ_DB_KEY_RANGE);	1936	dREQ (REQ_DB_KEY_RANGE, 2);
1400	req->db = db;	1937	req->db = db;
1401	req->txn = txn;	1938	req->txn = txn;
1402	sv_to_dbt (&req->dbt1, key);	1939	sv_to_dbt (&req->dbt1, key);
1403	req->uint1 = flags;	1940	req->uint1 = flags;
1404	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1941	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1405	REQ_SEND;	1942	REQ_SEND;
1406	}	1943	}
1407		1944
1408	void	1945	void
1409	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
1410	CODE:	1949	CODE:
1411	{	1950	{
1412	dREQ (REQ_DB_PUT);	1951	dREQ (REQ_DB_PUT, 2);
1413	req->db = db;	1952	req->db = db;
1414	req->txn = txn;	1953	req->txn = txn;
1415	sv_to_dbt (&req->dbt1, key);	1954	sv_to_dbt (&req->dbt1, key);
1416	sv_to_dbt (&req->dbt2, data);	1955	sv_to_dbt (&req->dbt2, data);
1417	req->uint1 = flags;	1956	req->uint1 = flags;
1418	REQ_SEND;	1957	REQ_SEND;
1419	}	1958	}
1420		1959
		1960	#if DB_VERSION_MINOR >= 6
		1961
1421	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
1422	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
1423	CODE:	1982	CODE:
1424	{	1983	{
		1984	//TODO: key is somtimesmutable
1425	dREQ (REQ_DB_GET);	1985	dREQ (REQ_DB_GET, 2);
1426	req->db = db;	1986	req->db = db;
1427	req->txn = txn;	1987	req->txn = txn;
1428	req->uint1 = flags;	1988	req->uint1 = flags;
1429	sv_to_dbt (&req->dbt1, key);	1989	sv_to_dbt (&req->dbt1, key);
1430	req->dbt3.flags = DB_DBT_MALLOC;	1990	req->dbt3.flags = DB_DBT_MALLOC;
1431	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1991	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1432	REQ_SEND;	1992	REQ_SEND;
1433	}	1993	}
1434		1994
1435	void	1995	void
1436	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
1437	CODE:	1999	CODE:
1438	{	2000	{
		2001	//TODO: key is somtimesmutable
1439	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);
1440	req->db = db;	2024	req->db = db;
1441	req->txn = txn;	2025	req->txn = txn;
1442	req->uint1 = flags;	2026	req->uint1 = flags;
1443	sv_to_dbt (&req->dbt1, key);	2027	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;	2028	REQ_SEND;
1448	}	2029	}
1449		2030
1450	void	2031	void
1451	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
1452	CODE:	2035	CODE:
1453	{	2036	{
1454	dREQ (REQ_DB_DEL);	2037	dREQ (REQ_TXN_COMMIT, 0);
1455	req->db = db;	2038	ptr_nuke (ST (0));
1456	req->txn = txn;	2039	req->txn = txn;
1457	req->uint1 = flags;	2040	req->uint1 = flags;
1458	sv_to_dbt (&req->dbt1, key);
1459	REQ_SEND;	2041	REQ_SEND;
1460	}	2042	}
1461		2043
1462	void	2044	void
1463	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
1464	CODE:	2048	CODE:
1465	{	2049	{
1466	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));
1467	req->txn = txn;	2064	req->txn = txn;
1468	req->uint1 = flags;	2065	req->uint1 = flags;
1469	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);
1470	ptr_nuke (ST (0));	2076	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;	2077	req->dbc = dbc;
1489	REQ_SEND;	2078	REQ_SEND;
1490	ptr_nuke (ST (0));
1491	}	2079	}
1492		2080
1493	void	2081	void
1494	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
1495	CODE:	2085	CODE:
1496	{	2086	{
1497	dREQ (REQ_C_COUNT);	2087	dREQ (REQ_C_COUNT, 1);
1498	req->dbc = dbc;	2088	req->dbc = dbc;
1499	req->sv1 = SvREFCNT_inc (count);	2089	req->sv1 = SvREFCNT_inc (count);
1500	REQ_SEND;	2090	REQ_SEND;
1501	}	2091	}
1502		2092
1503	void	2093	void
1504	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
1505	CODE:	2097	CODE:
1506	{	2098	{
1507	dREQ (REQ_C_PUT);	2099	dREQ (REQ_C_PUT, 1);
1508	req->dbc = dbc;	2100	req->dbc = dbc;
1509	sv_to_dbt (&req->dbt1, key);	2101	sv_to_dbt (&req->dbt1, key);
1510	sv_to_dbt (&req->dbt2, data);	2102	sv_to_dbt (&req->dbt2, data);
1511	req->uint1 = flags;	2103	req->uint1 = flags;
1512	REQ_SEND;	2104	REQ_SEND;
1513	}	2105	}
1514		2106
1515	void	2107	void
1516	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
1517	CODE:	2111	CODE:
1518	{	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	{
1519	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);
1520	req->dbc = dbc;	2197	req->dbc = dbc;
1521	req->uint1 = flags;	2198	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;	2199	REQ_SEND;
1538	}	2200	}
1539		2201
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		2202
1553	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2203	#if DB_VERSION_MINOR >= 3
1554		2204
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	2205	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)	2206	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
		2207	PREINIT:
		2208	CALLBACK
1581	CODE:	2209	CODE:
1582	{	2210	{
1583	dREQ (REQ_SEQ_OPEN);	2211	dREQ (REQ_SEQ_OPEN, 2);
1584	req->seq = seq;	2212	req->seq = seq;
1585	req->txn = txnid;	2213	req->txn = txnid;
1586	req->uint1 = flags \| DB_THREAD;	2214	req->uint1 = flags \| DB_THREAD;
1587	sv_to_dbt (&req->dbt1, key);	2215	sv_to_dbt (&req->dbt1, key);
1588	REQ_SEND;	2216	REQ_SEND;
1589	}	2217	}
1590		2218
1591	void	2219	void
1592	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
1593	CODE:	2223	CODE:
1594	{	2224	{
1595	dREQ (REQ_SEQ_CLOSE);	2225	dREQ (REQ_SEQ_CLOSE, 0);
		2226	ptr_nuke (ST (0));
1596	req->seq = seq;	2227	req->seq = seq;
1597	req->uint1 = flags;	2228	req->uint1 = flags;
1598	REQ_SEND;	2229	REQ_SEND;
1599	ptr_nuke (ST (0));
1600	}	2230	}
1601		2231
1602	void	2232	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)	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
1604	CODE:	2236	CODE:
1605	{	2237	{
1606	dREQ (REQ_SEQ_GET);	2238	dREQ (REQ_SEQ_GET, 2);
1607	req->seq = seq;	2239	req->seq = seq;
1608	req->txn = txnid;	2240	req->txn = txnid;
1609	req->int1 = delta;	2241	req->int1 = delta;
1610	req->uint1 = flags;	2242	req->uint1 = flags;
1611	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2243	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1612	REQ_SEND;	2244	REQ_SEND;
1613	}	2245	}
1614		2246
1615	void	2247	void
1616	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
1617	CODE:	2251	CODE:
1618	{	2252	{
1619	dREQ (REQ_SEQ_REMOVE);	2253	dREQ (REQ_SEQ_REMOVE, 2);
1620	req->seq = seq;	2254	req->seq = seq;
1621	req->txn = txnid;	2255	req->txn = txnid;
1622	req->uint1 = flags;	2256	req->uint1 = flags;
1623	REQ_SEND;	2257	REQ_SEND;
1624	}	2258	}
1625		2259
		2260	#endif
		2261
1626		2262
1627	MODULE = BDB PACKAGE = BDB::Env	2263	MODULE = BDB PACKAGE = BDB::Env
1628		2264
1629	void	2265	void
1630	DESTROY (DB_ENV_ornull *env)	2266	DESTROY (DB_ENV_ornuked *env)
1631	CODE:	2267	CODE:
1632	if (env)	2268	if (env)
1633	env->close (env, 0);	2269	env->close (env, 0);
1634		2270
1635	int set_data_dir (DB_ENV env, const char dir)	2271	int set_data_dir (DB_ENV env, const char dir)
…		…
1660	CODE:	2296	CODE:
1661	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2297	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1662	OUTPUT:	2298	OUTPUT:
1663	RETVAL	2299	RETVAL
1664		2300
1665	int set_flags (DB_ENV *env, U32 flags, int onoff)	2301	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1666	CODE:	2302	CODE:
1667	RETVAL = env->set_flags (env, flags, onoff);	2303	RETVAL = env->set_flags (env, flags, onoff);
1668	OUTPUT:	2304	OUTPUT:
1669	RETVAL	2305	RETVAL
1670		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
1671	void set_errfile (DB_ENV env, FILE errfile)	2324	void set_errfile (DB_ENV env, FILE errfile = 0)
1672	CODE:	2325	CODE:
1673	env->set_errfile (env, errfile);	2326	env->set_errfile (env, errfile);
1674		2327
1675	void set_msgfile (DB_ENV env, FILE msgfile)	2328	void set_msgfile (DB_ENV env, FILE msgfile = 0)
1676	CODE:	2329	CODE:
1677	env->set_msgfile (env, msgfile);	2330	env->set_msgfile (env, msgfile);
1678		2331
1679	int set_verbose (DB_ENV *env, U32 which, int onoff = 1)	2332	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1680	CODE:	2333	CODE:
1681	RETVAL = env->set_verbose (env, which, onoff);	2334	RETVAL = env->set_verbose (env, which, onoff);
1682	OUTPUT:	2335	OUTPUT:
1683	RETVAL	2336	RETVAL
1684		2337
…		…
1686	CODE:	2339	CODE:
1687	RETVAL = env->set_encrypt (env, password, flags);	2340	RETVAL = env->set_encrypt (env, password, flags);
1688	OUTPUT:	2341	OUTPUT:
1689	RETVAL	2342	RETVAL
1690		2343
1691	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2344	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1692	CODE:	2345	CODE:
1693	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2346	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1694	OUTPUT:	2347	OUTPUT:
1695	RETVAL	2348	RETVAL
1696		2349
…		…
1745	int set_lg_max (DB_ENV *env, U32 max)	2398	int set_lg_max (DB_ENV *env, U32 max)
1746	CODE:	2399	CODE:
1747	RETVAL = env->set_lg_max (env, max);	2400	RETVAL = env->set_lg_max (env, max);
1748	OUTPUT:	2401	OUTPUT:
1749	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
1750		2431
1751	DB_TXN *	2432	DB_TXN *
1752	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)
1753	CODE:	2434	CODE:
1754	errno = env->txn_begin (env, parent, &RETVAL, flags);	2435	errno = env->txn_begin (env, parent, &RETVAL, flags);
1755	if (errno)	2436	if (errno)
1756	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2437	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1757	OUTPUT:	2438	OUTPUT:
1758	RETVAL	2439	RETVAL
1759		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
1760	MODULE = BDB PACKAGE = BDB::Db	2454	MODULE = BDB PACKAGE = BDB::Db
1761		2455
1762	void	2456	void
1763	DESTROY (DB_ornull *db)	2457	DESTROY (DB_ornuked *db)
1764	CODE:	2458	CODE:
1765	if (db)	2459	if (db)
1766	{	2460	{
1767	SV env = (SV )db->app_private;	2461	SV env = (SV )db->app_private;
1768	db->close (db, 0);	2462	db->close (db, 0);
…		…
1773	CODE:	2467	CODE:
1774	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2468	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1775	OUTPUT:	2469	OUTPUT:
1776	RETVAL	2470	RETVAL
1777		2471
		2472	int set_pagesize (DB *db, U32 pagesize)
		2473	CODE:
		2474	RETVAL = db->set_pagesize (db, pagesize);
		2475	OUTPUT:
		2476	RETVAL
		2477
1778	int set_flags (DB *db, U32 flags);	2478	int set_flags (DB *db, U32 flags)
1779	CODE:	2479	CODE:
1780	RETVAL = db->set_flags (db, flags);	2480	RETVAL = db->set_flags (db, flags);
1781	OUTPUT:	2481	OUTPUT:
1782	RETVAL	2482	RETVAL
1783		2483
…		…
1797	CODE:	2497	CODE:
1798	RETVAL = db->set_bt_minkey (db, minkey);	2498	RETVAL = db->set_bt_minkey (db, minkey);
1799	OUTPUT:	2499	OUTPUT:
1800	RETVAL	2500	RETVAL
1801		2501
1802	int set_re_delim(DB *db, int delim);	2502	int set_re_delim (DB *db, int delim)
1803	CODE:	2503	CODE:
1804	RETVAL = db->set_re_delim (db, delim);	2504	RETVAL = db->set_re_delim (db, delim);
1805	OUTPUT:	2505	OUTPUT:
1806	RETVAL	2506	RETVAL
1807		2507
…		…
1848	if (errno)	2548	if (errno)
1849	croak ("DB->cursor: %s", db_strerror (errno));	2549	croak ("DB->cursor: %s", db_strerror (errno));
1850	OUTPUT:	2550	OUTPUT:
1851	RETVAL	2551	RETVAL
1852		2552
		2553	#if DB_VERSION_MINOR >= 3
		2554
1853	DB_SEQUENCE *	2555	DB_SEQUENCE *
1854	sequence (DB *db, U32 flags = 0)	2556	sequence (DB *db, U32 flags = 0)
1855	CODE:	2557	CODE:
1856	{	2558	{
1857	errno = db_sequence_create (&RETVAL, db, flags);	2559	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1859	croak ("db_sequence_create: %s", db_strerror (errno));	2561	croak ("db_sequence_create: %s", db_strerror (errno));
1860	}	2562	}
1861	OUTPUT:	2563	OUTPUT:
1862	RETVAL	2564	RETVAL
1863		2565
		2566	#endif
		2567
1864		2568
1865	MODULE = BDB PACKAGE = BDB::Txn	2569	MODULE = BDB PACKAGE = BDB::Txn
1866		2570
1867	void	2571	void
1868	DESTROY (DB_TXN_ornull *txn)	2572	DESTROY (DB_TXN_ornuked *txn)
1869	CODE:	2573	CODE:
1870	if (txn)	2574	if (txn)
1871	txn->abort (txn);	2575	txn->abort (txn);
1872		2576
1873	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2577	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1874	CODE:	2578	CODE:
1875	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2579	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1876	OUTPUT:	2580	OUTPUT:
1877	RETVAL	2581	RETVAL
1878		2582
		2583	int failed (DB_TXN *txn)
		2584	CODE:
		2585	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2586	OUTPUT:
		2587	RETVAL
		2588
1879		2589
1880	MODULE = BDB PACKAGE = BDB::Cursor	2590	MODULE = BDB PACKAGE = BDB::Cursor
1881		2591
1882	void	2592	void
1883	DESTROY (DBC_ornull *dbc)	2593	DESTROY (DBC_ornuked *dbc)
1884	CODE:	2594	CODE:
1885	if (dbc)	2595	if (dbc)
1886	dbc->c_close (dbc);	2596	dbc->c_close (dbc);
1887		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
1888	MODULE = BDB PACKAGE = BDB::Sequence	2608	MODULE = BDB PACKAGE = BDB::Sequence
1889		2609
1890	void	2610	void
1891	DESTROY (DB_SEQUENCE_ornull *seq)	2611	DESTROY (DB_SEQUENCE_ornuked *seq)
1892	CODE:	2612	CODE:
1893	if (seq)	2613	if (seq)
1894	seq->close (seq, 0);	2614	seq->close (seq, 0);
1895		2615
1896	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2616	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1915	CODE:	2635	CODE:
1916	RETVAL = seq->set_range (seq, min, max);	2636	RETVAL = seq->set_range (seq, min, max);
1917	OUTPUT:	2637	OUTPUT:
1918	RETVAL	2638	RETVAL
1919		2639
		2640	#endif
		2641
		2642

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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 1.67 by root, Fri Jan 9 22:32:12 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 1.67 by root, Fri Jan 9 22:32:12 2009 UTC