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Comparing BDB/BDB.xs (file contents):
Revision 1.8 by root, Sun Feb 11 22:07:23 2007 UTC vs.
Revision 1.52 by root, Thu Sep 25 13:44:44 2008 UTC

1	/* solaris */	1	#include <sys/user.h>
2	#define _POSIX_PTHREAD_SEMANTICS 1	2	#include <sys/ptrace.h>
3		3
4	#if __linux && !defined(_GNU_SOURCE)	4	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
5	# define _GNU_SOURCE
6	#endif
7		5
8	/* just in case */	6	#include "xthread.h"
9	#define _REENTRANT 1
10		7
11	#include <errno.h>	8	#include <errno.h>
12		9
13	#include "EXTERN.h"	10	#include "EXTERN.h"
14	#include "perl.h"	11	#include "perl.h"
15	#include "XSUB.h"	12	#include "XSUB.h"
16		13
17	#include <pthread.h>	14	// perl stupidly defines these as macros, breaking
		15	// lots and lots of code.
		16	#undef open
		17	#undef close
		18	#undef abort
		19	#undef malloc
		20	#undef free
		21	#undef send
18		22
19	#include <stddef.h>	23	#include <stddef.h>
20	#include <stdlib.h>	24	#include <stdlib.h>
21	#include <errno.h>	25	#include <errno.h>
22	#include <sys/time.h>
23	#include <sys/types.h>	26	#include <sys/types.h>
24	#include <limits.h>	27	#include <limits.h>
25	#include <unistd.h>
26	#include <fcntl.h>	28	#include <fcntl.h>
27		29
		30	#ifndef _WIN32
		31	# include <sys/time.h>
		32	# include <unistd.h>
		33	#endif
		34
28	#include <db.h>	35	#include <db.h>
		36
		37	#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
		38	# error you need Berkeley DB 4.3 or a newer 4.x version installed
		39	#endif
29		40
30	/* number of seconds after which idle threads exit */	41	/* number of seconds after which idle threads exit */
31	#define IDLE_TIMEOUT 10	42	#define IDLE_TIMEOUT 10
32
33	/* wether word reads are potentially non-atomic.
34	* this is conservatice, likely most arches this runs
35	* on have atomic word read/writes.
36	*/
37	#ifndef WORDACCESS_UNSAFE
38	# if __i386 || __x86_64
39	# define WORDACCESS_UNSAFE 0
40	# else
41	# define WORDACCESS_UNSAFE 1
42	# endif
43	#endif
44		43
45	typedef DB_ENV DB_ENV_ornull;	44	typedef DB_ENV DB_ENV_ornull;
46	typedef DB_TXN DB_TXN_ornull;	45	typedef DB_TXN DB_TXN_ornull;
47	typedef DBC DBC_ornull;	46	typedef DBC DBC_ornull;
48	typedef DB DB_ornull;	47	typedef DB DB_ornull;
		48
		49	typedef DB_ENV DB_ENV_ornuked;
		50	typedef DB_TXN DB_TXN_ornuked;
		51	typedef DBC DBC_ornuked;
		52	typedef DB DB_ornuked;
		53
		54	#if DB_VERSION_MINOR >= 3
49	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	55	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
		56	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		57	#endif
50		58
51	typedef SV SV8; /* byte-sv, used for argument-checking */	59	typedef SV SV8; /* byte-sv, used for argument-checking */
52	typedef char *octetstring;	60	typedef char *bdb_filename;
53		61
54	static SV *prepare_cb;	62	static SV *prepare_cb;
55		63
		64	#if DB_VERSION_MINOR >= 6
		65	# define c_close close
		66	# define c_count count
		67	# define c_del del
		68	# define c_dup dup
		69	# define c_get get
		70	# define c_pget pget
		71	# define c_put put
		72	#endif
		73
56	static inline char *	74	static char *
		75	get_bdb_filename (SV *sv)
		76	{
		77	if (!SvOK (sv))
		78	return 0;
		79
		80	#if _WIN32
		81	/* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
		82	{
		83	STRLEN len;
		84	char *src = SvPVbyte (sv, len);
		85	SV *t1 = sv_newmortal ();
		86	SV *t2 = sv_newmortal ();
		87
		88	sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
		89	sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
		90
		91	len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
		92	len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
		93	SvPOK_only (t2);
		94	SvPVX (t2)[len] = 0;
		95	SvCUR_set (t2, len);
		96
		97	return SvPVX (t2);
		98	}
		99	#else
		100	return SvPVbyte_nolen (sv);
		101	#endif
		102	}
		103
		104	static void
		105	debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
		106	{
		107	printf ("err[%s]\n", msg);
		108	}
		109
		110	static void
		111	debug_msgcall (const DB_ENV *dbenv, const char *msg)
		112	{
		113	printf ("msg[%s]\n", msg);
		114	}
		115
		116	static char *
57	strdup_ornull (const char *s)	117	strdup_ornull (const char *s)
58	{	118	{
59	return s ? strdup (s) : 0;	119	return s ? strdup (s) : 0;
60	}	120	}
61		121
62	static inline void	122	static void
63	sv_to_dbt (DBT *dbt, SV *sv)	123	sv_to_dbt (DBT *dbt, SV *sv)
64	{	124	{
65	STRLEN len;	125	STRLEN len;
66	char *data = SvPVbyte (sv, len);	126	char *data = SvPVbyte (sv, len);
67		127
…		…
69	memcpy (dbt->data, data, len);	129	memcpy (dbt->data, data, len);
70	dbt->size = len;	130	dbt->size = len;
71	dbt->flags = DB_DBT_REALLOC;	131	dbt->flags = DB_DBT_REALLOC;
72	}	132	}
73		133
74	static inline void	134	static void
75	dbt_to_sv (SV *sv, DBT *dbt)	135	dbt_to_sv (SV *sv, DBT *dbt)
76	{	136	{
77	if (sv)	137	if (sv)
78	{	138	{
79	SvREADONLY_off (sv);	139	SvREADONLY_off (sv);
80	sv_setpvn_mg (sv, dbt->data, dbt->size);	140	sv_setsv_mg (sv, dbt->data ? newSVpvn (dbt->data, dbt->size) : &PL_sv_undef);
81	SvREFCNT_dec (sv);	141	SvREFCNT_dec (sv);
82	}	142	}
83		143
		144	//assert (dbt->flags & DBT_MALLOC || !dbt->data);
84	free (dbt->data);	145	free (dbt->data);
85	}	146	}
86		147
87	enum {	148	enum {
88	REQ_QUIT,	149	REQ_QUIT,
89	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	150	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
90	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,	151	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
91	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC,	152	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
92	REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	153	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
93	REQ_TXN_COMMIT, REQ_TXN_ABORT,	154	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
94	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,	155	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
95	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,	156	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
96	};	157	};
97		158
98	typedef struct aio_cb	159	typedef struct bdb_cb
99	{	160	{
100	struct aio_cb *volatile next;	161	struct bdb_cb *volatile next;
101	SV *callback;	162	SV *callback;
102	int type, pri, result;	163	int type, pri, result;
103		164
104	DB_ENV *env;	165	DB_ENV *env;
105	DB *db;	166	DB *db;
…		…
107	DBC *dbc;	168	DBC *dbc;
108		169
109	UV uv1;	170	UV uv1;
110	int int1, int2;	171	int int1, int2;
111	U32 uint1, uint2;	172	U32 uint1, uint2;
112	char *buf1, *buf2;	173	char *buf1, *buf2, *buf3;
113	SV *sv1, *sv2, *sv3;	174	SV *sv1, *sv2, *sv3;
114		175
115	DBT dbt1, dbt2, dbt3;	176	DBT dbt1, dbt2, dbt3;
116	DB_KEY_RANGE key_range;	177	DB_KEY_RANGE key_range;
		178	#if DB_VERSION_MINOR >= 3
117	DB_SEQUENCE *seq;	179	DB_SEQUENCE *seq;
118	db_seq_t seq_t;	180	db_seq_t seq_t;
119	} aio_cb;	181	#endif
120		182
		183	SV *rsv1, *rsv2; // keep some request objects alive
		184	} bdb_cb;
		185
121	typedef aio_cb *aio_req;	186	typedef bdb_cb *bdb_req;
122		187
123	enum {	188	enum {
124	PRI_MIN = -4,	189	PRI_MIN = -4,
125	PRI_MAX = 4,	190	PRI_MAX = 4,
126		191
…		…
129	NUM_PRI = PRI_MAX + PRI_BIAS + 1,	194	NUM_PRI = PRI_MAX + PRI_BIAS + 1,
130	};	195	};
131		196
132	#define AIO_TICKS ((1000000 + 1023) >> 10)	197	#define AIO_TICKS ((1000000 + 1023) >> 10)
133		198
		199	static SV *on_next_submit;
		200
134	static unsigned int max_poll_time = 0;	201	static unsigned int max_poll_time = 0;
135	static unsigned int max_poll_reqs = 0;	202	static unsigned int max_poll_reqs = 0;
136		203
137	/* calculcate time difference in ~1/AIO_TICKS of a second */	204	/* calculcate time difference in ~1/AIO_TICKS of a second */
138	static int tvdiff (struct timeval *tv1, struct timeval *tv2)	205	static int tvdiff (struct timeval *tv1, struct timeval *tv2)
…		…
143		210
144	static int next_pri = DEFAULT_PRI + PRI_BIAS;	211	static int next_pri = DEFAULT_PRI + PRI_BIAS;
145		212
146	static unsigned int started, idle, wanted;	213	static unsigned int started, idle, wanted;
147		214
148	#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
149	# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
150	#else
151	# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
152	#endif
153
154	#define LOCK(mutex) pthread_mutex_lock (&(mutex))
155	#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
156
157	/* worker threads management */	215	/* worker threads management */
158	static pthread_mutex_t wrklock = AIO_MUTEX_INIT;	216	static mutex_t wrklock = X_MUTEX_INIT;
159		217
160	typedef struct worker {	218	typedef struct worker {
161	/* locked by wrklock */	219	/* locked by wrklock */
162	struct worker *prev, *next;	220	struct worker *prev, *next;
163		221
164	pthread_t tid;	222	thread_t tid;
165		223
166	/* locked by reslock, reqlock or wrklock */	224	/* locked by reslock, reqlock or wrklock */
167	aio_req req; /* currently processed request */	225	bdb_req req; /* currently processed request */
168	void *dbuf;	226	void *dbuf;
169	DIR *dirp;	227	DIR *dirp;
170	} worker;	228	} worker;
171		229
172	static worker wrk_first = { &wrk_first, &wrk_first, 0 };	230	static worker wrk_first = { &wrk_first, &wrk_first, 0 };
…		…
184	}	242	}
185		243
186	static volatile unsigned int nreqs, nready, npending;	244	static volatile unsigned int nreqs, nready, npending;
187	static volatile unsigned int max_idle = 4;	245	static volatile unsigned int max_idle = 4;
188	static volatile unsigned int max_outstanding = 0xffffffff;	246	static volatile unsigned int max_outstanding = 0xffffffff;
189	static int respipe [2];	247	static int respipe_osf [2], respipe [2] = { -1, -1 };
190		248
191	static pthread_mutex_t reslock = AIO_MUTEX_INIT;	249	static mutex_t reslock = X_MUTEX_INIT;
192	static pthread_mutex_t reqlock = AIO_MUTEX_INIT;	250	static mutex_t reqlock = X_MUTEX_INIT;
193	static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER;	251	static cond_t reqwait = X_COND_INIT;
194		252
195	#if WORDACCESS_UNSAFE	253	#if WORDACCESS_UNSAFE
196		254
197	static unsigned int get_nready ()	255	static unsigned int get_nready (void)
198	{	256	{
199	unsigned int retval;	257	unsigned int retval;
200		258
201	LOCK (reqlock);	259	X_LOCK (reqlock);
202	retval = nready;	260	retval = nready;
203	UNLOCK (reqlock);	261	X_UNLOCK (reqlock);
204		262
205	return retval;	263	return retval;
206	}	264	}
207		265
208	static unsigned int get_npending ()	266	static unsigned int get_npending (void)
209	{	267	{
210	unsigned int retval;	268	unsigned int retval;
211		269
212	LOCK (reslock);	270	X_LOCK (reslock);
213	retval = npending;	271	retval = npending;
214	UNLOCK (reslock);	272	X_UNLOCK (reslock);
215		273
216	return retval;	274	return retval;
217	}	275	}
218		276
219	static unsigned int get_nthreads ()	277	static unsigned int get_nthreads (void)
220	{	278	{
221	unsigned int retval;	279	unsigned int retval;
222		280
223	LOCK (wrklock);	281	X_LOCK (wrklock);
224	retval = started;	282	retval = started;
225	UNLOCK (wrklock);	283	X_UNLOCK (wrklock);
226		284
227	return retval;	285	return retval;
228	}	286	}
229		287
230	#else	288	#else
…		…
239	* a somewhat faster data structure might be nice, but	297	* a somewhat faster data structure might be nice, but
240	* with 8 priorities this actually needs <20 insns	298	* with 8 priorities this actually needs <20 insns
241	* per shift, the most expensive operation.	299	* per shift, the most expensive operation.
242	*/	300	*/
243	typedef struct {	301	typedef struct {
244	aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */	302	bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
245	int size;	303	int size;
246	} reqq;	304	} reqq;
247		305
248	static reqq req_queue;	306	static reqq req_queue;
249	static reqq res_queue;	307	static reqq res_queue;
250		308
251	int reqq_push (reqq *q, aio_req req)	309	int reqq_push (reqq *q, bdb_req req)
252	{	310	{
253	int pri = req->pri;	311	int pri = req->pri;
254	req->next = 0;	312	req->next = 0;
255		313
256	if (q->qe[pri])	314	if (q->qe[pri])
…		…
262	q->qe[pri] = q->qs[pri] = req;	320	q->qe[pri] = q->qs[pri] = req;
263		321
264	return q->size++;	322	return q->size++;
265	}	323	}
266		324
267	aio_req reqq_shift (reqq *q)	325	bdb_req reqq_shift (reqq *q)
268	{	326	{
269	int pri;	327	int pri;
270		328
271	if (!q->size)	329	if (!q->size)
272	return 0;	330	return 0;
273		331
274	--q->size;	332	--q->size;
275		333
276	for (pri = NUM_PRI; pri--; )	334	for (pri = NUM_PRI; pri--; )
277	{	335	{
278	aio_req req = q->qs[pri];	336	bdb_req req = q->qs[pri];
279		337
280	if (req)	338	if (req)
281	{	339	{
282	if (!(q->qs[pri] = req->next))	340	if (!(q->qs[pri] = req->next))
283	q->qe[pri] = 0;	341	q->qe[pri] = 0;
…		…
287	}	345	}
288		346
289	abort ();	347	abort ();
290	}	348	}
291		349
292	static int poll_cb ();	350	static int poll_cb (void);
293	static void req_free (aio_req req);	351	static void req_free (bdb_req req);
294	static void req_cancel (aio_req req);	352	static void req_cancel (bdb_req req);
295		353
296	static int req_invoke (aio_req req)	354	static int req_invoke (bdb_req req)
297	{	355	{
298	dSP;	356	dSP;
299		357
300	if (SvOK (req->callback))	358	if (req->callback)
301	{	359	{
302	ENTER;	360	ENTER;
303	SAVETMPS;	361	SAVETMPS;
304	PUSHMARK (SP);	362	PUSHMARK (SP);
305		363
…		…
319	dbt_to_sv (req->sv1, &req->dbt1);	377	dbt_to_sv (req->sv1, &req->dbt1);
320	dbt_to_sv (req->sv2, &req->dbt2);	378	dbt_to_sv (req->sv2, &req->dbt2);
321	dbt_to_sv (req->sv3, &req->dbt3);	379	dbt_to_sv (req->sv3, &req->dbt3);
322	break;	380	break;
323		381
		382	case REQ_DB_PUT:
		383	case REQ_C_PUT:
		384	dbt_to_sv (0, &req->dbt1);
		385	dbt_to_sv (0, &req->dbt2);
		386	break;
		387
324	case REQ_DB_KEY_RANGE:	388	case REQ_DB_KEY_RANGE:
325	{	389	{
326	AV *av = newAV ();	390	AV *av = newAV ();
327		391
328	av_push (av, newSVnv (req->key_range.less));	392	av_push (av, newSVnv (req->key_range.less));
…		…
333	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));	397	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
334	SvREFCNT_dec (req->sv1);	398	SvREFCNT_dec (req->sv1);
335	}	399	}
336	break;	400	break;
337		401
		402	#if DB_VERSION_MINOR >= 3
338	case REQ_SEQ_GET:	403	case REQ_SEQ_GET:
339	SvREADONLY_off (req->sv1);	404	SvREADONLY_off (req->sv1);
340		405
341	if (sizeof (IV) > 4)	406	if (sizeof (IV) > 4)
342	sv_setiv_mg (req->sv1, req->seq_t);	407	sv_setiv_mg (req->sv1, (IV)req->seq_t);
343	else	408	else
344	sv_setnv_mg (req->sv1, req->seq_t);	409	sv_setnv_mg (req->sv1, (NV)req->seq_t);
345		410
346	SvREFCNT_dec (req->sv1);	411	SvREFCNT_dec (req->sv1);
347	break;	412	break;
		413	#endif
348	}	414	}
349		415
350	errno = req->result;	416	errno = req->result;
351		417
352	PUTBACK;	418	PUTBACK;
…		…
358	}	424	}
359		425
360	return !SvTRUE (ERRSV);	426	return !SvTRUE (ERRSV);
361	}	427	}
362		428
363	static void req_free (aio_req req)	429	static void req_free (bdb_req req)
364	{	430	{
		431	SvREFCNT_dec (req->callback);
		432
		433	SvREFCNT_dec (req->rsv1);
		434	SvREFCNT_dec (req->rsv2);
		435
365	free (req->buf1);	436	free (req->buf1);
366	free (req->buf2);	437	free (req->buf2);
		438	free (req->buf3);
		439
367	Safefree (req);	440	Safefree (req);
368	}	441	}
369		442
370	static void *aio_proc (void *arg);	443	#ifdef USE_SOCKETS_AS_HANDLES
		444	# define TO_SOCKET(x) (win32_get_osfhandle (x))
		445	#else
		446	# define TO_SOCKET(x) (x)
		447	#endif
		448
		449	static void
		450	create_respipe (void)
		451	{
		452	#ifdef _WIN32
		453	int arg; /* argg */
		454	#endif
		455	int old_readfd = respipe [0];
		456
		457	if (respipe [1] >= 0)
		458	respipe_close (TO_SOCKET (respipe [1]));
		459
		460	#ifdef _WIN32
		461	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
		462	#else
		463	if (pipe (respipe))
		464	#endif
		465	croak ("unable to initialize result pipe");
		466
		467	if (old_readfd >= 0)
		468	{
		469	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
		470	croak ("unable to initialize result pipe(2)");
		471
		472	respipe_close (respipe [0]);
		473	respipe [0] = old_readfd;
		474	}
		475
		476	#ifdef _WIN32
		477	arg = 1;
		478	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
		479	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
		480	#else
		481	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
		482	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
		483	#endif
		484	croak ("unable to initialize result pipe(3)");
		485
		486	respipe_osf [0] = TO_SOCKET (respipe [0]);
		487	respipe_osf [1] = TO_SOCKET (respipe [1]);
		488	}
		489
		490	X_THREAD_PROC (bdb_proc);
371		491
372	static void start_thread (void)	492	static void start_thread (void)
373	{	493	{
374	sigset_t fullsigset, oldsigset;
375	pthread_attr_t attr;
376
377	worker *wrk = calloc (1, sizeof (worker));	494	worker *wrk = calloc (1, sizeof (worker));
378		495
379	if (!wrk)	496	if (!wrk)
380	croak ("unable to allocate worker thread data");	497	croak ("unable to allocate worker thread data");
381		498
382	pthread_attr_init (&attr);
383	pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
384	#ifdef PTHREAD_SCOPE_PROCESS
385	pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
386	#endif
387
388	sigfillset (&fullsigset);
389
390	LOCK (wrklock);	499	X_LOCK (wrklock);
391	pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
392
393	if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0)	500	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
394	{	501	{
395	wrk->prev = &wrk_first;	502	wrk->prev = &wrk_first;
396	wrk->next = wrk_first.next;	503	wrk->next = wrk_first.next;
397	wrk_first.next->prev = wrk;	504	wrk_first.next->prev = wrk;
398	wrk_first.next = wrk;	505	wrk_first.next = wrk;
399	++started;	506	++started;
400	}	507	}
401	else	508	else
402	free (wrk);	509	free (wrk);
403		510
404	pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
405	UNLOCK (wrklock);	511	X_UNLOCK (wrklock);
406	}	512	}
407		513
408	static void maybe_start_thread ()	514	static void maybe_start_thread (void)
409	{	515	{
410	if (get_nthreads () >= wanted)	516	if (get_nthreads () >= wanted)
411	return;	517	return;
412		518
413	/* todo: maybe use idle here, but might be less exact */	519	/* todo: maybe use idle here, but might be less exact */
…		…
415	return;	521	return;
416		522
417	start_thread ();	523	start_thread ();
418	}	524	}
419		525
420	static void req_send (aio_req req)	526	static void req_send (bdb_req req)
421	{	527	{
422	SV *wait_callback = 0;	528	SV *wait_callback = 0;
423		529
		530	if (on_next_submit)
		531	{
		532	dSP;
		533	SV *cb = sv_2mortal (on_next_submit);
		534
		535	on_next_submit = 0;
		536
		537	PUSHMARK (SP);
		538	PUTBACK;
		539	call_sv (cb, G_DISCARD | G_EVAL);
		540	SPAGAIN;
		541	}
		542
424	// synthesize callback if none given	543	// synthesize callback if none given
425	if (!SvOK (req->callback))	544	if (!req->callback)
426	{	545	{
		546	int count;
		547
427	dSP;	548	dSP;
428	PUSHMARK (SP);	549	PUSHMARK (SP);
429	PUTBACK;	550	PUTBACK;
430	int count = call_sv (prepare_cb, G_ARRAY);	551	count = call_sv (prepare_cb, G_ARRAY);
431	SPAGAIN;	552	SPAGAIN;
432		553
433	if (count != 2)	554	if (count != 2)
434	croak ("prepare callback must return exactly two values\n");	555	croak ("prepare callback must return exactly two values\n");
435		556
436	wait_callback = SvREFCNT_inc (POPs);	557	wait_callback = POPs;
437	SvREFCNT_dec (req->callback);
438	req->callback = SvREFCNT_inc (POPs);	558	req->callback = SvREFCNT_inc (POPs);
439	}	559	}
440		560
441	++nreqs;	561	++nreqs;
442		562
443	LOCK (reqlock);	563	X_LOCK (reqlock);
444	++nready;	564	++nready;
445	reqq_push (&req_queue, req);	565	reqq_push (&req_queue, req);
446	pthread_cond_signal (&reqwait);	566	X_COND_SIGNAL (reqwait);
447	UNLOCK (reqlock);	567	X_UNLOCK (reqlock);
448		568
449	maybe_start_thread ();	569	maybe_start_thread ();
450		570
451	if (wait_callback)	571	if (wait_callback)
452	{	572	{
453	dSP;	573	dSP;
454	PUSHMARK (SP);	574	PUSHMARK (SP);
455	PUTBACK;	575	PUTBACK;
456	call_sv (wait_callback, G_DISCARD);	576	call_sv (wait_callback, G_DISCARD);
457	SvREFCNT_dec (wait_callback);
458	}	577	}
459	}	578	}
460		579
461	static void end_thread (void)	580	static void end_thread (void)
462	{	581	{
463	aio_req req;	582	bdb_req req = calloc (1, sizeof (bdb_cb));
464
465	Newz (0, req, 1, aio_cb);
466		583
467	req->type = REQ_QUIT;	584	req->type = REQ_QUIT;
468	req->pri = PRI_MAX + PRI_BIAS;	585	req->pri = PRI_MAX + PRI_BIAS;
469		586
470	LOCK (reqlock);	587	X_LOCK (reqlock);
471	reqq_push (&req_queue, req);	588	reqq_push (&req_queue, req);
472	pthread_cond_signal (&reqwait);	589	X_COND_SIGNAL (reqwait);
473	UNLOCK (reqlock);	590	X_UNLOCK (reqlock);
474		591
475	LOCK (wrklock);	592	X_LOCK (wrklock);
476	--started;	593	--started;
477	UNLOCK (wrklock);	594	X_UNLOCK (wrklock);
478	}	595	}
479		596
480	static void set_max_idle (int nthreads)	597	static void set_max_idle (int nthreads)
481	{	598	{
482	if (WORDACCESS_UNSAFE) LOCK (reqlock);	599	if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
483	max_idle = nthreads <= 0 ? 1 : nthreads;	600	max_idle = nthreads <= 0 ? 1 : nthreads;
484	if (WORDACCESS_UNSAFE) UNLOCK (reqlock);	601	if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
485	}	602	}
486		603
487	static void min_parallel (int nthreads)	604	static void min_parallel (int nthreads)
488	{	605	{
489	if (wanted < nthreads)	606	if (wanted < nthreads)
…		…
497		614
498	while (started > wanted)	615	while (started > wanted)
499	end_thread ();	616	end_thread ();
500	}	617	}
501		618
502	static void poll_wait ()	619	static void poll_wait (void)
503	{	620	{
504	fd_set rfd;	621	fd_set rfd;
505		622
506	while (nreqs)	623	while (nreqs)
507	{	624	{
508	int size;	625	int size;
509	if (WORDACCESS_UNSAFE) LOCK (reslock);	626	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
510	size = res_queue.size;	627	size = res_queue.size;
511	if (WORDACCESS_UNSAFE) UNLOCK (reslock);	628	if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
512		629
513	if (size)	630	if (size)
514	return;	631	return;
515		632
516	maybe_start_thread ();	633	maybe_start_thread ();
517		634
518	FD_ZERO(&rfd);	635	FD_ZERO (&rfd);
519	FD_SET(respipe [0], &rfd);	636	FD_SET (respipe [0], &rfd);
520		637
521	select (respipe [0] + 1, &rfd, 0, 0, 0);	638	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
522	}	639	}
523	}	640	}
524		641
525	static int poll_cb ()	642	static int poll_cb (void)
526	{	643	{
527	dSP;	644	dSP;
528	int count = 0;	645	int count = 0;
529	int maxreqs = max_poll_reqs;	646	int maxreqs = max_poll_reqs;
530	int do_croak = 0;	647	int do_croak = 0;
531	struct timeval tv_start, tv_now;	648	struct timeval tv_start, tv_now;
532	aio_req req;	649	bdb_req req;
533		650
534	if (max_poll_time)	651	if (max_poll_time)
535	gettimeofday (&tv_start, 0);	652	gettimeofday (&tv_start, 0);
536		653
537	for (;;)	654	for (;;)
538	{	655	{
539	for (;;)	656	for (;;)
540	{	657	{
541	maybe_start_thread ();	658	maybe_start_thread ();
542		659
543	LOCK (reslock);	660	X_LOCK (reslock);
544	req = reqq_shift (&res_queue);	661	req = reqq_shift (&res_queue);
545		662
546	if (req)	663	if (req)
547	{	664	{
548	--npending;	665	--npending;
549		666
550	if (!res_queue.size)	667	if (!res_queue.size)
551	{	668	{
552	/* read any signals sent by the worker threads */	669	/* read any signals sent by the worker threads */
553	char buf [4];	670	char buf [4];
554	while (read (respipe [0], buf, 4) == 4)	671	while (respipe_read (respipe [0], buf, 4) == 4)
555	;	672	;
556	}	673	}
557	}	674	}
558		675
559	UNLOCK (reslock);	676	X_UNLOCK (reslock);
560		677
561	if (!req)	678	if (!req)
562	break;	679	break;
563		680
564	--nreqs;	681	--nreqs;
…		…
594	}	711	}
595		712
596	return count;	713	return count;
597	}	714	}
598		715
599	static void create_pipe ()
600	{
601	if (pipe (respipe))
602	croak ("unable to initialize result pipe");
603
604	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
605	croak ("cannot set result pipe to nonblocking mode");
606
607	if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
608	croak ("cannot set result pipe to nonblocking mode");
609	}
610
611	/*****************************************************************************/	716	/*****************************************************************************/
612		717
613	static void *aio_proc (void *thr_arg)	718	static void
		719	bdb_request (bdb_req req)
614	{	720	{
		721	switch (req->type)
		722	{
		723	case REQ_ENV_OPEN:
		724	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		725	break;
		726
		727	case REQ_ENV_CLOSE:
		728	req->result = req->env->close (req->env, req->uint1);
		729	break;
		730
		731	case REQ_ENV_TXN_CHECKPOINT:
		732	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		733	break;
		734
		735	case REQ_ENV_LOCK_DETECT:
		736	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		737	break;
		738
		739	case REQ_ENV_MEMP_SYNC:
		740	req->result = req->env->memp_sync (req->env, 0);
		741	break;
		742
		743	case REQ_ENV_MEMP_TRICKLE:
		744	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		745	break;
		746
		747	case REQ_ENV_DBREMOVE:
		748	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		749	break;
		750
		751	case REQ_ENV_DBRENAME:
		752	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		753	break;
		754
		755	case REQ_DB_OPEN:
		756	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		757	break;
		758
		759	case REQ_DB_CLOSE:
		760	req->result = req->db->close (req->db, req->uint1);
		761	break;
		762
		763	#if DB_VERSION_MINOR >= 4
		764	case REQ_DB_COMPACT:
		765	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
		766	break;
		767	#endif
		768
		769	case REQ_DB_SYNC:
		770	req->result = req->db->sync (req->db, req->uint1);
		771	break;
		772
		773	case REQ_DB_UPGRADE:
		774	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		775	break;
		776
		777	case REQ_DB_PUT:
		778	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		779	break;
		780
		781	#if DB_VERSION_MINOR >= 6
		782	case REQ_DB_EXISTS:
		783	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		784	break;
		785	#endif
		786	case REQ_DB_GET:
		787	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		788	break;
		789
		790	case REQ_DB_PGET:
		791	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		792	break;
		793
		794	case REQ_DB_DEL:
		795	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		796	break;
		797
		798	case REQ_DB_KEY_RANGE:
		799	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		800	break;
		801
		802	case REQ_TXN_COMMIT:
		803	req->result = req->txn->commit (req->txn, req->uint1);
		804	break;
		805
		806	case REQ_TXN_ABORT:
		807	req->result = req->txn->abort (req->txn);
		808	break;
		809
		810	case REQ_TXN_FINISH:
		811	if (req->txn->flags & TXN_DEADLOCK)
		812	{
		813	req->result = req->txn->abort (req->txn);
		814	if (!req->result)
		815	req->result = DB_LOCK_DEADLOCK;
		816	}
		817	else
		818	req->result = req->txn->commit (req->txn, req->uint1);
		819	break;
		820
		821	case REQ_C_CLOSE:
		822	req->result = req->dbc->c_close (req->dbc);
		823	break;
		824
		825	case REQ_C_COUNT:
		826	{
		827	db_recno_t recno;
		828	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		829	req->uv1 = recno;
		830	}
		831	break;
		832
		833	case REQ_C_PUT:
		834	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		835	break;
		836
		837	case REQ_C_GET:
		838	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		839	break;
		840
		841	case REQ_C_PGET:
		842	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		843	break;
		844
		845	case REQ_C_DEL:
		846	req->result = req->dbc->c_del (req->dbc, req->uint1);
		847	break;
		848
		849	#if DB_VERSION_MINOR >= 3
		850	case REQ_SEQ_OPEN:
		851	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		852	break;
		853
		854	case REQ_SEQ_CLOSE:
		855	req->result = req->seq->close (req->seq, req->uint1);
		856	break;
		857
		858	case REQ_SEQ_GET:
		859	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		860	break;
		861
		862	case REQ_SEQ_REMOVE:
		863	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		864	break;
		865	#endif
		866
		867	default:
		868	req->result = ENOSYS;
		869	break;
		870	}
		871
		872	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		873	req->txn->flags |= TXN_DEADLOCK;
		874	}
		875
		876	X_THREAD_PROC (bdb_proc)
		877	{
615	aio_req req;	878	bdb_req req;
616	struct timespec ts;	879	struct timespec ts;
617	worker *self = (worker *)thr_arg;	880	worker *self = (worker *)thr_arg;
618		881
619	/* try to distribute timeouts somewhat evenly */	882	/* try to distribute timeouts somewhat evenly */
620	ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL)	883	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
621	* (1000000000UL / 1024UL);
622		884
623	for (;;)	885	for (;;)
624	{	886	{
625	ts.tv_sec = time (0) + IDLE_TIMEOUT;	887	ts.tv_sec = time (0) + IDLE_TIMEOUT;
626		888
627	LOCK (reqlock);	889	X_LOCK (reqlock);
628		890
629	for (;;)	891	for (;;)
630	{	892	{
631	self->req = req = reqq_shift (&req_queue);	893	self->req = req = reqq_shift (&req_queue);
632		894
633	if (req)	895	if (req)
634	break;	896	break;
635		897
636	++idle;	898	++idle;
637		899
638	if (pthread_cond_timedwait (&reqwait, &reqlock, &ts)	900	if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
639	== ETIMEDOUT)	901	== ETIMEDOUT)
640	{	902	{
641	if (idle > max_idle)	903	if (idle > max_idle)
642	{	904	{
643	--idle;	905	--idle;
644	UNLOCK (reqlock);	906	X_UNLOCK (reqlock);
645	LOCK (wrklock);	907	X_LOCK (wrklock);
646	--started;	908	--started;
647	UNLOCK (wrklock);	909	X_UNLOCK (wrklock);
648	goto quit;	910	goto quit;
649	}	911	}
650		912
651	/* we are allowed to idle, so do so without any timeout */	913	/* we are allowed to idle, so do so without any timeout */
652	pthread_cond_wait (&reqwait, &reqlock);	914	X_COND_WAIT (reqwait, reqlock);
653	ts.tv_sec = time (0) + IDLE_TIMEOUT;	915	ts.tv_sec = time (0) + IDLE_TIMEOUT;
654	}	916	}
655		917
656	--idle;	918	--idle;
657	}	919	}
658		920
659	--nready;	921	--nready;
660		922
661	UNLOCK (reqlock);	923	X_UNLOCK (reqlock);
662		924
663	switch (req->type)	925	if (req->type == REQ_QUIT)
664	{	926	{
665	case REQ_QUIT:	927	X_LOCK (reslock);
		928	free (req);
		929	self->req = 0;
		930	X_UNLOCK (reslock);
		931
666	goto quit;	932	goto quit;
667
668	case REQ_ENV_OPEN:
669	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
670	break;
671
672	case REQ_ENV_CLOSE:
673	req->result = req->env->close (req->env, req->uint1);
674	break;
675
676	case REQ_ENV_TXN_CHECKPOINT:
677	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
678	break;
679
680	case REQ_ENV_LOCK_DETECT:
681	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
682	break;
683
684	case REQ_ENV_MEMP_SYNC:
685	req->result = req->env->memp_sync (req->env, 0);
686	break;
687
688	case REQ_ENV_MEMP_TRICKLE:
689	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
690	break;
691
692	case REQ_DB_OPEN:
693	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
694	break;
695
696	case REQ_DB_CLOSE:
697	req->result = req->db->close (req->db, req->uint1);
698	break;
699
700	case REQ_DB_COMPACT:
701	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
702	break;
703
704	case REQ_DB_SYNC:
705	req->result = req->db->sync (req->db, req->uint1);
706	break;
707
708	case REQ_DB_PUT:
709	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
710	break;
711
712	case REQ_DB_GET:
713	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
714	break;
715
716	case REQ_DB_PGET:
717	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
718	break;
719
720	case REQ_DB_DEL:
721	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
722	break;
723
724	case REQ_DB_KEY_RANGE:
725	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
726	break;
727
728	case REQ_TXN_COMMIT:
729	req->result = req->txn->commit (req->txn, req->uint1);
730	break;
731
732	case REQ_TXN_ABORT:
733	req->result = req->txn->abort (req->txn);
734	break;
735
736	case REQ_C_CLOSE:
737	req->result = req->dbc->c_close (req->dbc);
738	break;
739
740	case REQ_C_COUNT:
741	{
742	db_recno_t recno;
743	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
744	req->uv1 = recno;
745	}
746	break;
747
748	case REQ_C_PUT:
749	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
750	break;
751
752	case REQ_C_GET:
753	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
754	break;
755
756	case REQ_C_PGET:
757	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
758	break;
759
760	case REQ_C_DEL:
761	req->result = req->dbc->c_del (req->dbc, req->uint1);
762	break;
763
764	case REQ_SEQ_OPEN:
765	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
766	break;
767
768	case REQ_SEQ_CLOSE:
769	req->result = req->seq->close (req->seq, req->uint1);
770	break;
771
772	case REQ_SEQ_GET:
773	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
774	break;
775
776	case REQ_SEQ_REMOVE:
777	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
778	break;
779
780	default:
781	req->result = ENOSYS;
782	break;
783	}	933	}
784		934
		935	bdb_request (req);
		936
785	LOCK (reslock);	937	X_LOCK (reslock);
786		938
787	++npending;	939	++npending;
788		940
789	if (!reqq_push (&res_queue, req))	941	if (!reqq_push (&res_queue, req))
790	/* write a dummy byte to the pipe so fh becomes ready */	942	/* write a dummy byte to the pipe so fh becomes ready */
791	write (respipe [1], &respipe, 1);	943	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
792		944
793	self->req = 0;	945	self->req = 0;
794	worker_clear (self);	946	worker_clear (self);
795		947
796	UNLOCK (reslock);	948	X_UNLOCK (reslock);
797	}	949	}
798		950
799	quit:	951	quit:
800	LOCK (wrklock);	952	X_LOCK (wrklock);
801	worker_free (self);	953	worker_free (self);
802	UNLOCK (wrklock);	954	X_UNLOCK (wrklock);
803		955
804	return 0;	956	return 0;
805	}	957	}
806		958
807	/*****************************************************************************/	959	/*****************************************************************************/
808		960
809	static void atfork_prepare (void)	961	static void atfork_prepare (void)
810	{	962	{
811	LOCK (wrklock);	963	X_LOCK (wrklock);
812	LOCK (reqlock);	964	X_LOCK (reqlock);
813	LOCK (reslock);	965	X_LOCK (reslock);
814	}	966	}
815		967
816	static void atfork_parent (void)	968	static void atfork_parent (void)
817	{	969	{
818	UNLOCK (reslock);	970	X_UNLOCK (reslock);
819	UNLOCK (reqlock);	971	X_UNLOCK (reqlock);
820	UNLOCK (wrklock);	972	X_UNLOCK (wrklock);
821	}	973	}
822		974
823	static void atfork_child (void)	975	static void atfork_child (void)
824	{	976	{
825	aio_req prv;	977	bdb_req prv;
826		978
827	while (prv = reqq_shift (&req_queue))	979	while (prv = reqq_shift (&req_queue))
828	req_free (prv);	980	req_free (prv);
829		981
830	while (prv = reqq_shift (&res_queue))	982	while (prv = reqq_shift (&res_queue))
…		…
845	idle = 0;	997	idle = 0;
846	nreqs = 0;	998	nreqs = 0;
847	nready = 0;	999	nready = 0;
848	npending = 0;	1000	npending = 0;
849		1001
850	close (respipe [0]);
851	close (respipe [1]);
852	create_pipe ();	1002	create_respipe ();
853		1003
854	atfork_parent ();	1004	atfork_parent ();
855	}	1005	}
856		1006
857	#define dREQ(reqtype) \	1007	#define dREQ(reqtype,rsvcnt) \
858	aio_req req; \	1008	bdb_req req; \
859	int req_pri = next_pri; \	1009	int req_pri = next_pri; \
860	next_pri = DEFAULT_PRI + PRI_BIAS; \	1010	next_pri = DEFAULT_PRI + PRI_BIAS; \
861	\	1011	\
862	if (SvOK (callback) && !SvROK (callback)) \	1012	if (callback && SvOK (callback)) \
863	croak ("callback must be undef or of reference type"); \	1013	croak ("callback has illegal type or extra arguments"); \
864	\	1014	\
865	Newz (0, req, 1, aio_cb); \	1015	Newz (0, req, 1, bdb_cb); \
866	if (!req) \	1016	if (!req) \
867	croak ("out of memory during aio_req allocation"); \	1017	croak ("out of memory during bdb_req allocation"); \
868	\	1018	\
869	req->callback = newSVsv (callback); \	1019	req->callback = SvREFCNT_inc (cb); \
870	req->type = (reqtype); \	1020	req->type = (reqtype); \
871	req->pri = req_pri	1021	req->pri = req_pri; \
		1022	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1023	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1024	(void)0;
872		1025
873	#define REQ_SEND \	1026	#define REQ_SEND \
874	req_send (req)	1027	req_send (req)
875		1028
876	#define SvPTR(var, arg, type, class, nullok) \	1029	#define SvPTR(var, arg, type, class, nullok) \
877	if (!SvOK (arg)) \	1030	if (!SvOK (arg)) \
878	{ \	1031	{ \
879	if (!nullok) \	1032	if (nullok != 1) \
880	croak (# var " must be a " # class " object, not undef"); \	1033	croak (# var " must be a " # class " object, not undef"); \
881	\	1034	\
882	(var) = 0; \	1035	(var) = 0; \
883	} \	1036	} \
884	else if (sv_derived_from ((arg), # class)) \	1037	else if (sv_derived_from ((arg), # class)) \
885	{ \	1038	{ \
886	IV tmp = SvIV ((SV*) SvRV (arg)); \	1039	IV tmp = SvIV ((SV*) SvRV (arg)); \
887	(var) = INT2PTR (type, tmp); \	1040	(var) = INT2PTR (type, tmp); \
888	if (!var) \	1041	if (!var && nullok != 2) \
889	croak (# var " is not a valid " # class " object anymore"); \	1042	croak (# var " is not a valid " # class " object anymore"); \
890	} \	1043	} \
891	else \	1044	else \
892	croak (# var " is not of type " # class); \	1045	croak (# var " is not of type " # class);
893	\
894		1046
895	static void	1047	static void
896	ptr_nuke (SV *sv)	1048	ptr_nuke (SV *sv)
897	{	1049	{
898	assert (SvROK (sv));	1050	assert (SvROK (sv));
899	sv_setiv (SvRV (sv), 0);	1051	sv_setiv (SvRV (sv), 0);
900	}	1052	}
		1053
		1054	static int
		1055	errno_get (pTHX_ SV *sv, MAGIC *mg)
		1056	{
		1057	if (*mg->mg_ptr == '!') // should always be the case
		1058	if (-30999 <= errno && errno <= -30800)
		1059	{
		1060	sv_setnv (sv, (NV)errno);
		1061	sv_setpv (sv, db_strerror (errno));
		1062	SvNOK_on (sv); /* what a wonderful hack! */
		1063	// ^^^ copied from perl sources
		1064	return 0;
		1065	}
		1066
		1067	return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
		1068	}
		1069
		1070	static MGVTBL vtbl_errno;
		1071
		1072	// this wonderful hack :( patches perl's $! variable to support our errno values
		1073	static void
		1074	patch_errno (void)
		1075	{
		1076	SV *sv;
		1077	MAGIC *mg;
		1078
		1079	if (!(sv = get_sv ("!", 1)))
		1080	return;
		1081
		1082	if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
		1083	return;
		1084
		1085	if (mg->mg_virtual != &PL_vtbl_sv)
		1086	return;
		1087
		1088	vtbl_errno = PL_vtbl_sv;
		1089	vtbl_errno.svt_get = errno_get;
		1090	mg->mg_virtual = &vtbl_errno;
		1091	}
		1092
		1093	#if __GNUC__ >= 4
		1094	# define noinline __attribute__ ((noinline))
		1095	#else
		1096	# define noinline
		1097	#endif
		1098
		1099	static noinline SV *
		1100	pop_callback (I32 *ritems, SV *sv)
		1101	{
		1102	if (SvROK (sv))
		1103	{
		1104	HV *st;
		1105	GV *gvp;
		1106	CV *cv;
		1107	const char *name;
		1108
		1109	/* forgive me */
		1110	if (SvTYPE (SvRV (sv)) == SVt_PVMG
		1111	&& (st = SvSTASH (SvRV (sv)))
		1112	&& (name = HvNAME_get (st))
		1113	&& (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
		1114	return 0;
		1115
		1116	if ((cv = sv_2cv (sv, &st, &gvp, 0)))
		1117	{
		1118	--*ritems;
		1119	return (SV *)cv;
		1120	}
		1121	}
		1122
		1123	return 0;
		1124	}
		1125
		1126	/* stupid windoes defined CALLBACK as well */
		1127	#undef CALLBACK
		1128	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
901		1129
902	MODULE = BDB PACKAGE = BDB	1130	MODULE = BDB PACKAGE = BDB
903		1131
904	PROTOTYPES: ENABLE	1132	PROTOTYPES: ENABLE
905		1133
…		…
921	const_iv (INIT_TXN)	1149	const_iv (INIT_TXN)
922	const_iv (RECOVER)	1150	const_iv (RECOVER)
923	const_iv (INIT_TXN)	1151	const_iv (INIT_TXN)
924	const_iv (RECOVER_FATAL)	1152	const_iv (RECOVER_FATAL)
925	const_iv (CREATE)	1153	const_iv (CREATE)
		1154	const_iv (RDONLY)
926	const_iv (USE_ENVIRON)	1155	const_iv (USE_ENVIRON)
927	const_iv (USE_ENVIRON_ROOT)	1156	const_iv (USE_ENVIRON_ROOT)
928	const_iv (LOCKDOWN)	1157	const_iv (LOCKDOWN)
929	const_iv (PRIVATE)	1158	const_iv (PRIVATE)
930	const_iv (REGISTER)
931	const_iv (SYSTEM_MEM)	1159	const_iv (SYSTEM_MEM)
932	const_iv (AUTO_COMMIT)	1160	const_iv (AUTO_COMMIT)
933	const_iv (CDB_ALLDB)	1161	const_iv (CDB_ALLDB)
934	const_iv (DIRECT_DB)	1162	const_iv (DIRECT_DB)
935	const_iv (DIRECT_LOG)
936	const_iv (DSYNC_DB)
937	const_iv (DSYNC_LOG)
938	const_iv (LOG_AUTOREMOVE)
939	const_iv (LOG_INMEMORY)
940	const_iv (NOLOCKING)	1163	const_iv (NOLOCKING)
941	const_iv (MULTIVERSION)
942	const_iv (NOMMAP)	1164	const_iv (NOMMAP)
943	const_iv (NOPANIC)	1165	const_iv (NOPANIC)
944	const_iv (OVERWRITE)	1166	const_iv (OVERWRITE)
945	const_iv (PANIC_ENVIRONMENT)	1167	const_iv (PANIC_ENVIRONMENT)
946	const_iv (REGION_INIT)	1168	const_iv (REGION_INIT)
947	const_iv (TIME_NOTGRANTED)	1169	const_iv (TIME_NOTGRANTED)
948	const_iv (TXN_NOSYNC)	1170	const_iv (TXN_NOSYNC)
949	const_iv (TXN_SNAPSHOT)	1171	const_iv (TXN_NOT_DURABLE)
950	const_iv (TXN_WRITE_NOSYNC)	1172	const_iv (TXN_WRITE_NOSYNC)
951	const_iv (WRITECURSOR)	1173	const_iv (WRITECURSOR)
952	const_iv (YIELDCPU)	1174	const_iv (YIELDCPU)
953	const_iv (ENCRYPT_AES)	1175	const_iv (ENCRYPT_AES)
954	const_iv (XA_CREATE)	1176	const_iv (XA_CREATE)
…		…
956	const_iv (HASH)	1178	const_iv (HASH)
957	const_iv (QUEUE)	1179	const_iv (QUEUE)
958	const_iv (RECNO)	1180	const_iv (RECNO)
959	const_iv (UNKNOWN)	1181	const_iv (UNKNOWN)
960	const_iv (EXCL)	1182	const_iv (EXCL)
961	const_iv (READ_COMMITTED)
962	const_iv (READ_UNCOMMITTED)
963	const_iv (TRUNCATE)	1183	const_iv (TRUNCATE)
964	const_iv (NOSYNC)	1184	const_iv (NOSYNC)
965	const_iv (CHKSUM)	1185	const_iv (CHKSUM)
966	const_iv (ENCRYPT)	1186	const_iv (ENCRYPT)
967	const_iv (TXN_NOT_DURABLE)
968	const_iv (DUP)	1187	const_iv (DUP)
969	const_iv (DUPSORT)	1188	const_iv (DUPSORT)
970	const_iv (RECNUM)	1189	const_iv (RECNUM)
971	const_iv (RENUMBER)	1190	const_iv (RENUMBER)
972	const_iv (REVSPLITOFF)	1191	const_iv (REVSPLITOFF)
973	const_iv (INORDER)
974	const_iv (CONSUME)	1192	const_iv (CONSUME)
975	const_iv (CONSUME_WAIT)	1193	const_iv (CONSUME_WAIT)
976	const_iv (GET_BOTH)	1194	const_iv (GET_BOTH)
977	const_iv (GET_BOTH_RANGE)	1195	const_iv (GET_BOTH_RANGE)
978	//const_iv (SET_RECNO)	1196	//const_iv (SET_RECNO)
979	//const_iv (MULTIPLE)	1197	//const_iv (MULTIPLE)
980	const_iv (SNAPSHOT)	1198	const_iv (SNAPSHOT)
981	const_iv (JOIN_ITEM)	1199	const_iv (JOIN_ITEM)
		1200	const_iv (JOIN_NOSORT)
982	const_iv (RMW)	1201	const_iv (RMW)
983		1202
984	const_iv (NOTFOUND)	1203	const_iv (NOTFOUND)
985	const_iv (KEYEMPTY)	1204	const_iv (KEYEMPTY)
986	const_iv (LOCK_DEADLOCK)	1205	const_iv (LOCK_DEADLOCK)
987	const_iv (LOCK_NOTGRANTED)	1206	const_iv (LOCK_NOTGRANTED)
988	const_iv (RUNRECOVERY)	1207	const_iv (RUNRECOVERY)
989	const_iv (OLD_VERSION)	1208	const_iv (OLD_VERSION)
990	const_iv (REP_HANDLE_DEAD)	1209	const_iv (REP_HANDLE_DEAD)
991	const_iv (REP_LOCKOUT)
992	const_iv (SECONDARY_BAD)	1210	const_iv (SECONDARY_BAD)
993
994	const_iv (FREE_SPACE)
995	const_iv (FREELIST_ONLY)
996		1211
997	const_iv (APPEND)	1212	const_iv (APPEND)
998	const_iv (NODUPDATA)	1213	const_iv (NODUPDATA)
999	const_iv (NOOVERWRITE)	1214	const_iv (NOOVERWRITE)
1000		1215
1001	const_iv (TXN_NOWAIT)	1216	const_iv (TXN_NOWAIT)
1002	const_iv (TXN_SNAPSHOT)
1003	const_iv (TXN_SYNC)	1217	const_iv (TXN_SYNC)
1004		1218
1005	const_iv (SET_LOCK_TIMEOUT)	1219	const_iv (SET_LOCK_TIMEOUT)
1006	const_iv (SET_TXN_TIMEOUT)	1220	const_iv (SET_TXN_TIMEOUT)
1007		1221
1008	const_iv (JOIN_ITEM)
1009	const_iv (FIRST)	1222	const_iv (FIRST)
1010	const_iv (NEXT)	1223	const_iv (NEXT)
1011	const_iv (NEXT_DUP)	1224	const_iv (NEXT_DUP)
1012	const_iv (NEXT_NODUP)	1225	const_iv (NEXT_NODUP)
1013	const_iv (PREV)	1226	const_iv (PREV)
…		…
1025	const_iv (FORCE)	1238	const_iv (FORCE)
1026		1239
1027	const_iv (LOCK_DEFAULT)	1240	const_iv (LOCK_DEFAULT)
1028	const_iv (LOCK_EXPIRE)	1241	const_iv (LOCK_EXPIRE)
1029	const_iv (LOCK_MAXLOCKS)	1242	const_iv (LOCK_MAXLOCKS)
1030	const_iv (LOCK_MAXWRITE)
1031	const_iv (LOCK_MINLOCKS)	1243	const_iv (LOCK_MINLOCKS)
1032	const_iv (LOCK_MINWRITE)	1244	const_iv (LOCK_MINWRITE)
1033	const_iv (LOCK_OLDEST)	1245	const_iv (LOCK_OLDEST)
1034	const_iv (LOCK_RANDOM)	1246	const_iv (LOCK_RANDOM)
1035	const_iv (LOCK_YOUNGEST)	1247	const_iv (LOCK_YOUNGEST)
1036		1248
		1249	const_iv (DONOTINDEX)
		1250	const_iv (KEYEMPTY )
		1251	const_iv (KEYEXIST )
		1252	const_iv (LOCK_DEADLOCK)
		1253	const_iv (LOCK_NOTGRANTED)
		1254	const_iv (NOSERVER)
		1255	const_iv (NOSERVER_HOME)
		1256	const_iv (NOSERVER_ID)
		1257	const_iv (NOTFOUND)
		1258	const_iv (PAGE_NOTFOUND)
		1259	const_iv (REP_DUPMASTER)
		1260	const_iv (REP_HANDLE_DEAD)
		1261	const_iv (REP_HOLDELECTION)
		1262	const_iv (REP_ISPERM)
		1263	const_iv (REP_NEWMASTER)
		1264	const_iv (REP_NEWSITE)
		1265	const_iv (REP_NOTPERM)
		1266	const_iv (REP_UNAVAIL)
		1267	const_iv (RUNRECOVERY)
		1268	const_iv (SECONDARY_BAD)
		1269	const_iv (VERIFY_BAD)
		1270
		1271	const_iv (VERB_DEADLOCK)
		1272	const_iv (VERB_RECOVERY)
		1273	const_iv (VERB_REPLICATION)
		1274	const_iv (VERB_WAITSFOR)
		1275
		1276	const_iv (VERSION_MAJOR)
		1277	const_iv (VERSION_MINOR)
		1278	const_iv (VERSION_PATCH)
		1279	#if DB_VERSION_MINOR >= 3
		1280	const_iv (INORDER)
		1281	const_iv (LOCK_MAXWRITE)
1037	const_iv (SEQ_DEC)	1282	const_iv (SEQ_DEC)
1038	const_iv (SEQ_INC)	1283	const_iv (SEQ_INC)
1039	const_iv (SEQ_WRAP)	1284	const_iv (SEQ_WRAP)
		1285	const_iv (BUFFER_SMALL)
		1286	const_iv (LOG_BUFFER_FULL)
		1287	const_iv (VERSION_MISMATCH)
		1288	#endif
		1289	#if DB_VERSION_MINOR >= 4
		1290	const_iv (REGISTER)
		1291	const_iv (DSYNC_DB)
		1292	const_iv (READ_COMMITTED)
		1293	const_iv (READ_UNCOMMITTED)
		1294	const_iv (REP_IGNORE)
		1295	const_iv (REP_LOCKOUT)
		1296	const_iv (REP_JOIN_FAILURE)
		1297	const_iv (FREE_SPACE)
		1298	const_iv (FREELIST_ONLY)
		1299	const_iv (VERB_REGISTER)
		1300	#endif
		1301	#if DB_VERSION_MINOR >= 5
		1302	const_iv (MULTIVERSION)
		1303	const_iv (TXN_SNAPSHOT)
		1304	#endif
		1305	#if DB_VERSION_MINOR >= 6
		1306	const_iv (PREV_DUP)
		1307	const_iv (PRIORITY_UNCHANGED)
		1308	const_iv (PRIORITY_VERY_LOW)
		1309	const_iv (PRIORITY_LOW)
		1310	const_iv (PRIORITY_DEFAULT)
		1311	const_iv (PRIORITY_HIGH)
		1312	const_iv (PRIORITY_VERY_HIGH)
		1313	#endif
		1314	#if DB_VERSION_MINOR >= 7
		1315	const_iv (LOG_DIRECT)
		1316	const_iv (LOG_DSYNC)
		1317	const_iv (LOG_AUTO_REMOVE)
		1318	const_iv (LOG_IN_MEMORY)
		1319	const_iv (LOG_ZERO)
		1320	#else
		1321	const_iv (DIRECT_LOG)
		1322	const_iv (LOG_AUTOREMOVE)
		1323	# if DB_VERSION_MINOR >= 3
		1324	const_iv (DSYNC_LOG)
		1325	const_iv (LOG_INMEMORY)
		1326	# endif
		1327	#endif
1040	};	1328	};
1041		1329
1042	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1330	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1043	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1331	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1044		1332
1045	create_pipe ();	1333	{
		1334	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
		1335	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
		1336
		1337	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
		1338	}
		1339
		1340	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
		1341
		1342	create_respipe ();
		1343
1046	pthread_atfork (atfork_prepare, atfork_parent, atfork_child);	1344	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
		1345	patch_errno ();
1047	}	1346	}
1048		1347
1049	void	1348	void
1050	max_poll_reqs (int nreqs)	1349	max_poll_reqs (int nreqs)
1051	PROTOTYPE: $	1350	PROTOTYPE: $
…		…
1170		1469
1171	int	1470	int
1172	nthreads ()	1471	nthreads ()
1173	PROTOTYPE:	1472	PROTOTYPE:
1174	CODE:	1473	CODE:
1175	if (WORDACCESS_UNSAFE) LOCK (wrklock);	1474	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1176	RETVAL = started;	1475	RETVAL = started;
1177	if (WORDACCESS_UNSAFE) UNLOCK (wrklock);	1476	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1178	OUTPUT:	1477	OUTPUT:
1179	RETVAL	1478	RETVAL
1180		1479
1181	void	1480	void
1182	set_sync_prepare (SV *cb)	1481	set_sync_prepare (SV *cb)
1183	PROTOTYPE: &	1482	PROTOTYPE: &
1184	CODE:	1483	CODE:
1185	SvREFCNT_dec (prepare_cb);	1484	SvREFCNT_dec (prepare_cb);
1186	prepare_cb = newSVsv (cb);	1485	prepare_cb = newSVsv (cb);
1187		1486
		1487	char *
		1488	strerror (int errorno = errno)
		1489	PROTOTYPE: ;$
		1490	CODE:
		1491	RETVAL = db_strerror (errorno);
		1492	OUTPUT:
		1493	RETVAL
		1494
		1495	void _on_next_submit (SV *cb)
		1496	CODE:
		1497	SvREFCNT_dec (on_next_submit);
		1498	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1188		1499
1189	DB_ENV *	1500	DB_ENV *
1190	db_env_create (U32 env_flags = 0)	1501	db_env_create (U32 env_flags = 0)
1191	CODE:	1502	CODE:
1192	{	1503	{
1193	errno = db_env_create (&RETVAL, env_flags);	1504	errno = db_env_create (&RETVAL, env_flags);
1194	if (errno)	1505	if (errno)
1195	croak ("db_env_create: %s", db_strerror (errno));	1506	croak ("db_env_create: %s", db_strerror (errno));
		1507
		1508	if (0)
		1509	{
		1510	RETVAL->set_errcall (RETVAL, debug_errcall);
		1511	RETVAL->set_msgcall (RETVAL, debug_msgcall);
		1512	}
1196	}	1513	}
1197	OUTPUT:	1514	OUTPUT:
1198	RETVAL	1515	RETVAL
1199		1516
1200	void	1517	void
1201	db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)	1518	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
		1519	PREINIT:
		1520	CALLBACK
1202	CODE:	1521	CODE:
1203	{	1522	{
1204	env->set_thread_count (env, get_nthreads ());
1205
1206	dREQ (REQ_ENV_OPEN);	1523	dREQ (REQ_ENV_OPEN, 1);
1207	req->env = env;	1524	req->env = env;
1208	req->uint1 = open_flags | DB_THREAD;	1525	req->uint1 = open_flags | DB_THREAD;
1209	req->int1 = mode;	1526	req->int1 = mode;
1210	req->buf1 = strdup_ornull (db_home);	1527	req->buf1 = strdup_ornull (db_home);
1211	REQ_SEND;	1528	REQ_SEND;
1212	}	1529	}
1213		1530
1214	void	1531	void
1215	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef)	1532	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
		1533	PREINIT:
		1534	CALLBACK
1216	CODE:	1535	CODE:
1217	{	1536	{
1218	dREQ (REQ_ENV_CLOSE);	1537	dREQ (REQ_ENV_CLOSE, 1);
1219	req->env = env;	1538	req->env = env;
1220	req->uint1 = flags;	1539	req->uint1 = flags;
1221	REQ_SEND;	1540	REQ_SEND;
1222	ptr_nuke (ST (0));	1541	ptr_nuke (ST (0));
1223	}	1542	}
1224		1543
1225	void	1544	void
1226	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	1545	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
		1546	PREINIT:
		1547	CALLBACK
1227	CODE:	1548	CODE:
1228	{	1549	{
1229	dREQ (REQ_ENV_TXN_CHECKPOINT);	1550	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1230	req->env = env;	1551	req->env = env;
1231	req->uint1 = kbyte;	1552	req->uint1 = kbyte;
1232	req->int1 = min;	1553	req->int1 = min;
1233	req->uint2 = flags;	1554	req->uint2 = flags;
1234	REQ_SEND;	1555	REQ_SEND;
1235	}	1556	}
1236		1557
1237	void	1558	void
1238	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef)	1559	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
		1560	PREINIT:
		1561	CALLBACK
1239	CODE:	1562	CODE:
1240	{	1563	{
1241	dREQ (REQ_ENV_LOCK_DETECT);	1564	dREQ (REQ_ENV_LOCK_DETECT, 1);
1242	req->env = env;	1565	req->env = env;
1243	req->uint1 = flags;	1566	req->uint1 = flags;
1244	req->uint2 = atype;	1567	req->uint2 = atype;
		1568	/* req->int2 = 0; dummy */
1245	REQ_SEND;	1569	REQ_SEND;
1246	}	1570	}
1247		1571
1248	void	1572	void
1249	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)	1573	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
		1574	PREINIT:
		1575	CALLBACK
1250	CODE:	1576	CODE:
1251	{	1577	{
1252	dREQ (REQ_ENV_MEMP_SYNC);	1578	dREQ (REQ_ENV_MEMP_SYNC, 1);
1253	req->env = env;	1579	req->env = env;
1254	REQ_SEND;	1580	REQ_SEND;
1255	}	1581	}
1256		1582
1257	void	1583	void
1258	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)	1584	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
		1585	PREINIT:
		1586	CALLBACK
1259	CODE:	1587	CODE:
1260	{	1588	{
1261	dREQ (REQ_ENV_MEMP_TRICKLE);	1589	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1262	req->env = env;	1590	req->env = env;
1263	req->int1 = percent;	1591	req->int1 = percent;
1264	REQ_SEND;	1592	REQ_SEND;
1265	}	1593	}
1266		1594
		1595	void
		1596	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
		1597	PREINIT:
		1598	CALLBACK
		1599	CODE:
		1600	{
		1601	dREQ (REQ_ENV_DBREMOVE, 2);
		1602	req->env = env;
		1603	req->buf1 = strdup_ornull (file);
		1604	req->buf2 = strdup_ornull (database);
		1605	req->uint1 = flags;
		1606	REQ_SEND;
		1607	}
		1608
		1609	void
		1610	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)
		1611	PREINIT:
		1612	CALLBACK
		1613	CODE:
		1614	{
		1615	dREQ (REQ_ENV_DBRENAME, 2);
		1616	req->env = env;
		1617	req->buf1 = strdup_ornull (file);
		1618	req->buf2 = strdup_ornull (database);
		1619	req->buf3 = strdup_ornull (newname);
		1620	req->uint1 = flags;
		1621	REQ_SEND;
		1622	}
1267		1623
1268	DB *	1624	DB *
1269	db_create (DB_ENV *env = 0, U32 flags = 0)	1625	db_create (DB_ENV *env = 0, U32 flags = 0)
1270	CODE:	1626	CODE:
1271	{	1627	{
…		…
1278	}	1634	}
1279	OUTPUT:	1635	OUTPUT:
1280	RETVAL	1636	RETVAL
1281		1637
1282	void	1638	void
1283	db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)	1639	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
		1640	PREINIT:
		1641	CALLBACK
1284	CODE:	1642	CODE:
1285	{	1643	{
1286	dREQ (REQ_DB_OPEN);	1644	dREQ (REQ_DB_OPEN, 2);
1287	req->db = db;	1645	req->db = db;
1288	req->txn = txnid;	1646	req->txn = txnid;
1289	req->buf1 = strdup_ornull (file);	1647	req->buf1 = strdup_ornull (file);
1290	req->buf2 = strdup_ornull (database);	1648	req->buf2 = strdup_ornull (database);
1291	req->int1 = type;	1649	req->int1 = type;
…		…
1293	req->int2 = mode;	1651	req->int2 = mode;
1294	REQ_SEND;	1652	REQ_SEND;
1295	}	1653	}
1296		1654
1297	void	1655	void
1298	db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1656	db_close (DB *db, U32 flags = 0, SV *callback = 0)
		1657	PREINIT:
		1658	CALLBACK
1299	CODE:	1659	CODE:
1300	{	1660	{
1301	dREQ (REQ_DB_CLOSE);	1661	dREQ (REQ_DB_CLOSE, 1);
1302	req->db = db;	1662	req->db = db;
1303	req->uint1 = flags;	1663	req->uint1 = flags;
1304	req->sv1 = (SV *)db->app_private;	1664	req->sv1 = (SV *)db->app_private;
1305	REQ_SEND;	1665	REQ_SEND;
1306	ptr_nuke (ST (0));	1666	ptr_nuke (ST (0));
1307	}	1667	}
1308		1668
		1669	#if DB_VERSION_MINOR >= 4
		1670
1309	void	1671	void
1310	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)	1672	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)
		1673	PREINIT:
		1674	CALLBACK
1311	CODE:	1675	CODE:
1312	{	1676	{
1313	dREQ (REQ_DB_COMPACT);	1677	dREQ (REQ_DB_COMPACT, 2);
1314	req->db = db;	1678	req->db = db;
1315	req->txn = txn;	1679	req->txn = txn;
1316	sv_to_dbt (&req->dbt1, start);	1680	sv_to_dbt (&req->dbt1, start);
1317	sv_to_dbt (&req->dbt2, stop);	1681	sv_to_dbt (&req->dbt2, stop);
1318	req->uint1 = flags;	1682	req->uint1 = flags;
1319	REQ_SEND;	1683	REQ_SEND;
1320	}	1684	}
1321		1685
		1686	#endif
		1687
1322	void	1688	void
1323	db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef)	1689	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
		1690	PREINIT:
		1691	CALLBACK
1324	CODE:	1692	CODE:
1325	{	1693	{
1326	dREQ (REQ_DB_SYNC);	1694	dREQ (REQ_DB_SYNC, 1);
1327	req->db = db;	1695	req->db = db;
1328	req->uint1 = flags;	1696	req->uint1 = flags;
1329	REQ_SEND;	1697	REQ_SEND;
1330	}	1698	}
1331		1699
1332	void	1700	void
		1701	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
		1702	PREINIT:
		1703	CALLBACK
		1704	CODE:
		1705	{
		1706	dREQ (REQ_DB_SYNC, 1);
		1707	req->db = db;
		1708	req->buf1 = strdup (file);
		1709	req->uint1 = flags;
		1710	REQ_SEND;
		1711	}
		1712
		1713	void
1333	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)	1714	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)
		1715	PREINIT:
		1716	CALLBACK
1334	CODE:	1717	CODE:
1335	{	1718	{
1336	dREQ (REQ_DB_KEY_RANGE);	1719	dREQ (REQ_DB_KEY_RANGE, 2);
1337	req->db = db;	1720	req->db = db;
1338	req->txn = txn;	1721	req->txn = txn;
1339	sv_to_dbt (&req->dbt1, key);	1722	sv_to_dbt (&req->dbt1, key);
1340	req->uint1 = flags;	1723	req->uint1 = flags;
1341	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1724	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1342	REQ_SEND;	1725	REQ_SEND;
1343	}	1726	}
1344		1727
1345	void	1728	void
1346	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1729	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1730	PREINIT:
		1731	CALLBACK
1347	CODE:	1732	CODE:
1348	{	1733	{
1349	dREQ (REQ_DB_PUT);	1734	dREQ (REQ_DB_PUT, 2);
1350	req->db = db;	1735	req->db = db;
1351	req->txn = txn;	1736	req->txn = txn;
1352	sv_to_dbt (&req->dbt1, key);	1737	sv_to_dbt (&req->dbt1, key);
1353	sv_to_dbt (&req->dbt2, data);	1738	sv_to_dbt (&req->dbt2, data);
1354	req->uint1 = flags;	1739	req->uint1 = flags;
1355	REQ_SEND;	1740	REQ_SEND;
1356	}	1741	}
1357		1742
		1743	#if DB_VERSION_MINOR >= 6
		1744
1358	void	1745	void
		1746	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1747	PREINIT:
		1748	CALLBACK
		1749	CODE:
		1750	{
		1751	dREQ (REQ_DB_EXISTS, 2);
		1752	req->db = db;
		1753	req->txn = txn;
		1754	req->uint1 = flags;
		1755	sv_to_dbt (&req->dbt1, key);
		1756	REQ_SEND;
		1757	}
		1758
		1759	#endif
		1760
		1761	void
1359	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1762	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1763	PREINIT:
		1764	CALLBACK
1360	CODE:	1765	CODE:
		1766	if (SvREADONLY (data))
		1767	croak ("can't modify read-only data scalar in db_get");
1361	{	1768	{
1362	dREQ (REQ_DB_GET);	1769	dREQ (REQ_DB_GET, 2);
1363	req->db = db;	1770	req->db = db;
1364	req->txn = txn;	1771	req->txn = txn;
1365	req->uint1 = flags;	1772	req->uint1 = flags;
1366	sv_to_dbt (&req->dbt1, key);	1773	sv_to_dbt (&req->dbt1, key);
1367	req->dbt3.flags = DB_DBT_MALLOC;	1774	req->dbt3.flags = DB_DBT_MALLOC;
1368	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1775	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1369	REQ_SEND;	1776	REQ_SEND;
1370	}	1777	}
1371		1778
1372	void	1779	void
1373	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1780	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1781	PREINIT:
		1782	CALLBACK
1374	CODE:	1783	CODE:
		1784	if (SvREADONLY (data))
		1785	croak ("can't modify read-only data scalar in db_pget");
1375	{	1786	{
1376	dREQ (REQ_DB_PGET);	1787	dREQ (REQ_DB_PGET, 2);
1377	req->db = db;	1788	req->db = db;
1378	req->txn = txn;	1789	req->txn = txn;
1379	req->uint1 = flags;	1790	req->uint1 = flags;
1380	sv_to_dbt (&req->dbt1, key);	1791	sv_to_dbt (&req->dbt1, key);
1381	sv_to_dbt (&req->dbt2, pkey);	1792	sv_to_dbt (&req->dbt2, pkey);
…		…
1383	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1794	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1384	REQ_SEND;	1795	REQ_SEND;
1385	}	1796	}
1386		1797
1387	void	1798	void
1388	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1799	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1800	PREINIT:
		1801	CALLBACK
1389	CODE:	1802	CODE:
1390	{	1803	{
1391	dREQ (REQ_DB_DEL);	1804	dREQ (REQ_DB_DEL, 2);
1392	req->db = db;	1805	req->db = db;
1393	req->txn = txn;	1806	req->txn = txn;
1394	req->uint1 = flags;	1807	req->uint1 = flags;
1395	sv_to_dbt (&req->dbt1, key);	1808	sv_to_dbt (&req->dbt1, key);
1396	REQ_SEND;	1809	REQ_SEND;
1397	}	1810	}
1398		1811
1399	void	1812	void
1400	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)	1813	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1814	PREINIT:
		1815	CALLBACK
1401	CODE:	1816	CODE:
1402	{	1817	{
1403	dREQ (REQ_TXN_COMMIT);	1818	dREQ (REQ_TXN_COMMIT, 1);
1404	req->txn = txn;	1819	req->txn = txn;
1405	req->uint1 = flags;	1820	req->uint1 = flags;
1406	REQ_SEND;	1821	REQ_SEND;
1407	ptr_nuke (ST (0));	1822	ptr_nuke (ST (0));
1408	}	1823	}
1409		1824
1410	void	1825	void
1411	db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)	1826	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1827	PREINIT:
		1828	CALLBACK
1412	CODE:	1829	CODE:
1413	{	1830	{
1414	dREQ (REQ_TXN_ABORT);	1831	dREQ (REQ_TXN_ABORT, 1);
1415	req->txn = txn;	1832	req->txn = txn;
1416	REQ_SEND;	1833	REQ_SEND;
1417	ptr_nuke (ST (0));	1834	ptr_nuke (ST (0));
1418	}	1835	}
1419		1836
1420	void	1837	void
		1838	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1839	PREINIT:
		1840	CALLBACK
		1841	CODE:
		1842	{
		1843	dREQ (REQ_TXN_FINISH, 1);
		1844	req->txn = txn;
		1845	req->uint1 = flags;
		1846	REQ_SEND;
		1847	ptr_nuke (ST (0));
		1848	}
		1849
		1850	void
1421	db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)	1851	db_c_close (DBC *dbc, SV *callback = 0)
		1852	PREINIT:
		1853	CALLBACK
1422	CODE:	1854	CODE:
1423	{	1855	{
1424	dREQ (REQ_C_CLOSE);	1856	dREQ (REQ_C_CLOSE, 1);
1425	req->dbc = dbc;	1857	req->dbc = dbc;
1426	REQ_SEND;	1858	REQ_SEND;
1427	ptr_nuke (ST (0));	1859	ptr_nuke (ST (0));
1428	}	1860	}
1429		1861
1430	void	1862	void
1431	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)	1863	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
		1864	PREINIT:
		1865	CALLBACK
1432	CODE:	1866	CODE:
1433	{	1867	{
1434	dREQ (REQ_C_COUNT);	1868	dREQ (REQ_C_COUNT, 1);
1435	req->dbc = dbc;	1869	req->dbc = dbc;
1436	req->sv1 = SvREFCNT_inc (count);	1870	req->sv1 = SvREFCNT_inc (count);
1437	REQ_SEND;	1871	REQ_SEND;
1438	}	1872	}
1439		1873
1440	void	1874	void
1441	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1875	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1876	PREINIT:
		1877	CALLBACK
1442	CODE:	1878	CODE:
1443	{	1879	{
1444	dREQ (REQ_C_PUT);	1880	dREQ (REQ_C_PUT, 1);
1445	req->dbc = dbc;	1881	req->dbc = dbc;
1446	sv_to_dbt (&req->dbt1, key);	1882	sv_to_dbt (&req->dbt1, key);
1447	sv_to_dbt (&req->dbt2, data);	1883	sv_to_dbt (&req->dbt2, data);
1448	req->uint1 = flags;	1884	req->uint1 = flags;
1449	REQ_SEND;	1885	REQ_SEND;
1450	}	1886	}
1451		1887
1452	void	1888	void
1453	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1889	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
		1890	PREINIT:
		1891	CALLBACK
1454	CODE:	1892	CODE:
1455	{	1893	{
1456	dREQ (REQ_C_GET);	1894	dREQ (REQ_C_GET, 1);
1457	req->dbc = dbc;	1895	req->dbc = dbc;
1458	req->uint1 = flags;	1896	req->uint1 = flags;
1459	if ((flags & DB_SET) == DB_SET	1897	if ((flags & DB_SET) == DB_SET
1460	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)	1898	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1461	sv_to_dbt (&req->dbt1, key);	1899	sv_to_dbt (&req->dbt1, key);
…		…
1473	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1911	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1474	REQ_SEND;	1912	REQ_SEND;
1475	}	1913	}
1476		1914
1477	void	1915	void
1478	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)	1916	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
		1917	PREINIT:
		1918	CALLBACK
1479	CODE:	1919	CODE:
1480	{	1920	{
1481	dREQ (REQ_C_PGET);	1921	dREQ (REQ_C_PGET, 1);
1482	req->dbc = dbc;	1922	req->dbc = dbc;
1483	req->uint1 = flags;	1923	req->uint1 = flags;
1484	if ((flags & DB_SET) == DB_SET	1924	if ((flags & DB_SET) == DB_SET
1485	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)	1925	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1486	sv_to_dbt (&req->dbt1, key);	1926	sv_to_dbt (&req->dbt1, key);
…		…
1501	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1941	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1502	REQ_SEND;	1942	REQ_SEND;
1503	}	1943	}
1504		1944
1505	void	1945	void
1506	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)	1946	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		1947	PREINIT:
		1948	CALLBACK
1507	CODE:	1949	CODE:
1508	{	1950	{
1509	dREQ (REQ_C_DEL);	1951	dREQ (REQ_C_DEL, 1);
1510	req->dbc = dbc;	1952	req->dbc = dbc;
1511	req->uint1 = flags;	1953	req->uint1 = flags;
1512	REQ_SEND;	1954	REQ_SEND;
1513	}	1955	}
1514		1956
1515		1957
		1958	#if DB_VERSION_MINOR >= 3
		1959
1516	void	1960	void
1517	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)	1961	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
		1962	PREINIT:
		1963	CALLBACK
1518	CODE:	1964	CODE:
1519	{	1965	{
1520	dREQ (REQ_SEQ_OPEN);	1966	dREQ (REQ_SEQ_OPEN, 2);
1521	req->seq = seq;	1967	req->seq = seq;
1522	req->txn = txnid;	1968	req->txn = txnid;
1523	req->uint1 = flags | DB_THREAD;	1969	req->uint1 = flags | DB_THREAD;
1524	sv_to_dbt (&req->dbt1, key);	1970	sv_to_dbt (&req->dbt1, key);
1525	REQ_SEND;	1971	REQ_SEND;
1526	}	1972	}
1527		1973
1528	void	1974	void
1529	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)	1975	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
		1976	PREINIT:
		1977	CALLBACK
1530	CODE:	1978	CODE:
1531	{	1979	{
1532	dREQ (REQ_SEQ_CLOSE);	1980	dREQ (REQ_SEQ_CLOSE, 1);
1533	req->seq = seq;	1981	req->seq = seq;
1534	req->uint1 = flags;	1982	req->uint1 = flags;
1535	REQ_SEND;	1983	REQ_SEND;
1536	ptr_nuke (ST (0));	1984	ptr_nuke (ST (0));
1537	}	1985	}
1538		1986
1539	void	1987	void
1540	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)	1988	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
		1989	PREINIT:
		1990	CALLBACK
1541	CODE:	1991	CODE:
1542	{	1992	{
1543	dREQ (REQ_SEQ_GET);	1993	dREQ (REQ_SEQ_GET, 2);
1544	req->seq = seq;	1994	req->seq = seq;
1545	req->txn = txnid;	1995	req->txn = txnid;
1546	req->int1 = delta;	1996	req->int1 = delta;
1547	req->uint1 = flags;	1997	req->uint1 = flags;
1548	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	1998	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1549	REQ_SEND;	1999	REQ_SEND;
1550	}	2000	}
1551		2001
1552	void	2002	void
1553	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)	2003	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
		2004	PREINIT:
		2005	CALLBACK
1554	CODE:	2006	CODE:
1555	{	2007	{
1556	dREQ (REQ_SEQ_REMOVE);	2008	dREQ (REQ_SEQ_REMOVE, 2);
1557	req->seq = seq;	2009	req->seq = seq;
1558	req->txn = txnid;	2010	req->txn = txnid;
1559	req->uint1 = flags;	2011	req->uint1 = flags;
1560	REQ_SEND;	2012	REQ_SEND;
1561	}	2013	}
1562		2014
		2015	#endif
		2016
1563		2017
1564	MODULE = BDB PACKAGE = BDB::Env	2018	MODULE = BDB PACKAGE = BDB::Env
1565		2019
1566	void	2020	void
1567	DESTROY (DB_ENV_ornull *env)	2021	DESTROY (DB_ENV_ornuked *env)
1568	CODE:	2022	CODE:
1569	if (env)	2023	if (env)
1570	env->close (env, 0);	2024	env->close (env, 0);
1571		2025
1572	int set_data_dir (DB_ENV *env, const char *dir)	2026	int set_data_dir (DB_ENV *env, const char *dir)
…		…
1597	CODE:	2051	CODE:
1598	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);	2052	RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1599	OUTPUT:	2053	OUTPUT:
1600	RETVAL	2054	RETVAL
1601		2055
1602	int set_flags (DB_ENV *env, U32 flags, int onoff)	2056	int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1603	CODE:	2057	CODE:
1604	RETVAL = env->set_flags (env, flags, onoff);	2058	RETVAL = env->set_flags (env, flags, onoff);
1605	OUTPUT:	2059	OUTPUT:
1606	RETVAL	2060	RETVAL
1607		2061
		2062	#if DB_VERSION_MINOR >= 7
		2063
		2064	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
		2065	CODE:
		2066	RETVAL = env->set_intermediate_dir_mode (env, mode);
		2067	OUTPUT:
		2068	RETVAL
		2069
		2070	int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
		2071	CODE:
		2072	RETVAL = env->log_set_config (env, flags, onoff);
		2073	OUTPUT:
		2074	RETVAL
		2075
		2076	#endif
		2077
		2078
		2079	void set_errfile (DB_ENV *env, FILE *errfile = 0)
		2080	CODE:
		2081	env->set_errfile (env, errfile);
		2082
		2083	void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
		2084	CODE:
		2085	env->set_msgfile (env, msgfile);
		2086
		2087	int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
		2088	CODE:
		2089	RETVAL = env->set_verbose (env, which, onoff);
		2090	OUTPUT:
		2091	RETVAL
		2092
1608	int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)	2093	int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)
1609	CODE:	2094	CODE:
1610	RETVAL = env->set_encrypt (env, password, flags);	2095	RETVAL = env->set_encrypt (env, password, flags);
1611	OUTPUT:	2096	OUTPUT:
1612	RETVAL	2097	RETVAL
1613		2098
1614	int set_timeout (DB_ENV *env, NV timeout, U32 flags)	2099	int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1615	CODE:	2100	CODE:
1616	RETVAL = env->set_timeout (env, timeout * 1000000, flags);	2101	RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1617	OUTPUT:	2102	OUTPUT:
1618	RETVAL	2103	RETVAL
1619		2104
…		…
1633	CODE:	2118	CODE:
1634	RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);	2119	RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
1635	OUTPUT:	2120	OUTPUT:
1636	RETVAL	2121	RETVAL
1637		2122
1638	int set_lk_detect (DB_ENV *env, U32 detect)	2123	int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
1639	CODE:	2124	CODE:
1640	RETVAL = env->set_lk_detect (env, detect);	2125	RETVAL = env->set_lk_detect (env, detect);
1641	OUTPUT:	2126	OUTPUT:
1642	RETVAL	2127	RETVAL
1643		2128
…		…
1668	int set_lg_max (DB_ENV *env, U32 max)	2153	int set_lg_max (DB_ENV *env, U32 max)
1669	CODE:	2154	CODE:
1670	RETVAL = env->set_lg_max (env, max);	2155	RETVAL = env->set_lg_max (env, max);
1671	OUTPUT:	2156	OUTPUT:
1672	RETVAL	2157	RETVAL
		2158
		2159	#if DB_VERSION_MINOR >= 4
		2160
		2161	int mutex_set_max (DB_ENV *env, U32 max)
		2162	CODE:
		2163	RETVAL = env->mutex_set_max (env, max);
		2164	OUTPUT:
		2165	RETVAL
		2166
		2167	int mutex_set_increment (DB_ENV *env, U32 increment)
		2168	CODE:
		2169	RETVAL = env->mutex_set_increment (env, increment);
		2170	OUTPUT:
		2171	RETVAL
		2172
		2173	int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
		2174	CODE:
		2175	RETVAL = env->mutex_set_tas_spins (env, tas_spins);
		2176	OUTPUT:
		2177	RETVAL
		2178
		2179	int mutex_set_align (DB_ENV *env, U32 align)
		2180	CODE:
		2181	RETVAL = env->mutex_set_align (env, align);
		2182	OUTPUT:
		2183	RETVAL
		2184
		2185	#endif
1673		2186
1674	DB_TXN *	2187	DB_TXN *
1675	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)	2188	txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1676	CODE:	2189	CODE:
1677	errno = env->txn_begin (env, parent, &RETVAL, flags);	2190	errno = env->txn_begin (env, parent, &RETVAL, flags);
1678	if (errno)	2191	if (errno)
1679	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2192	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1680	OUTPUT:	2193	OUTPUT:
1681	RETVAL	2194	RETVAL
1682		2195
		2196	#if DB_VERSION_MINOR >= 5
		2197
		2198	DB_TXN *
		2199	cdsgroup_begin (DB_ENV *env)
		2200	CODE:
		2201	errno = env->cdsgroup_begin (env, &RETVAL);
		2202	if (errno)
		2203	croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
		2204	OUTPUT:
		2205	RETVAL
		2206
		2207	#endif
		2208
1683	MODULE = BDB PACKAGE = BDB::Db	2209	MODULE = BDB PACKAGE = BDB::Db
1684		2210
1685	void	2211	void
1686	DESTROY (DB_ornull *db)	2212	DESTROY (DB_ornuked *db)
1687	CODE:	2213	CODE:
1688	if (db)	2214	if (db)
1689	{	2215	{
1690	SV *env = (SV *)db->app_private;	2216	SV *env = (SV *)db->app_private;
1691	db->close (db, 0);	2217	db->close (db, 0);
…		…
1696	CODE:	2222	CODE:
1697	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2223	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1698	OUTPUT:	2224	OUTPUT:
1699	RETVAL	2225	RETVAL
1700		2226
1701	int set_flags (DB *db, U32 flags);	2227	int set_flags (DB *db, U32 flags)
1702	CODE:	2228	CODE:
1703	RETVAL = db->set_flags (db, flags);	2229	RETVAL = db->set_flags (db, flags);
1704	OUTPUT:	2230	OUTPUT:
1705	RETVAL	2231	RETVAL
1706		2232
…		…
1720	CODE:	2246	CODE:
1721	RETVAL = db->set_bt_minkey (db, minkey);	2247	RETVAL = db->set_bt_minkey (db, minkey);
1722	OUTPUT:	2248	OUTPUT:
1723	RETVAL	2249	RETVAL
1724		2250
1725	int set_re_delim(DB *db, int delim);	2251	int set_re_delim (DB *db, int delim)
1726	CODE:	2252	CODE:
1727	RETVAL = db->set_re_delim (db, delim);	2253	RETVAL = db->set_re_delim (db, delim);
1728	OUTPUT:	2254	OUTPUT:
1729	RETVAL	2255	RETVAL
1730		2256
…		…
1771	if (errno)	2297	if (errno)
1772	croak ("DB->cursor: %s", db_strerror (errno));	2298	croak ("DB->cursor: %s", db_strerror (errno));
1773	OUTPUT:	2299	OUTPUT:
1774	RETVAL	2300	RETVAL
1775		2301
		2302	#if DB_VERSION_MINOR >= 3
		2303
1776	DB_SEQUENCE *	2304	DB_SEQUENCE *
1777	sequence (DB *db, U32 flags = 0)	2305	sequence (DB *db, U32 flags = 0)
1778	CODE:	2306	CODE:
1779	{	2307	{
1780	errno = db_sequence_create (&RETVAL, db, flags);	2308	errno = db_sequence_create (&RETVAL, db, flags);
…		…
1782	croak ("db_sequence_create: %s", db_strerror (errno));	2310	croak ("db_sequence_create: %s", db_strerror (errno));
1783	}	2311	}
1784	OUTPUT:	2312	OUTPUT:
1785	RETVAL	2313	RETVAL
1786		2314
		2315	#endif
		2316
1787		2317
1788	MODULE = BDB PACKAGE = BDB::Txn	2318	MODULE = BDB PACKAGE = BDB::Txn
1789		2319
1790	void	2320	void
1791	DESTROY (DB_TXN_ornull *txn)	2321	DESTROY (DB_TXN_ornuked *txn)
1792	CODE:	2322	CODE:
1793	if (txn)	2323	if (txn)
1794	txn->abort (txn);	2324	txn->abort (txn);
1795		2325
1796	int set_timeout (DB_TXN *txn, NV timeout, U32 flags)	2326	int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1797	CODE:	2327	CODE:
1798	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);	2328	RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1799	OUTPUT:	2329	OUTPUT:
1800	RETVAL	2330	RETVAL
1801		2331
		2332	int failed (DB_TXN *txn)
		2333	CODE:
		2334	RETVAL = !!(txn->flags & TXN_DEADLOCK);
		2335	OUTPUT:
		2336	RETVAL
		2337
1802		2338
1803	MODULE = BDB PACKAGE = BDB::Cursor	2339	MODULE = BDB PACKAGE = BDB::Cursor
1804		2340
1805	void	2341	void
1806	DESTROY (DBC_ornull *dbc)	2342	DESTROY (DBC_ornuked *dbc)
1807	CODE:	2343	CODE:
1808	if (dbc)	2344	if (dbc)
1809	dbc->c_close (dbc);	2345	dbc->c_close (dbc);
1810		2346
		2347	#if DB_VERSION_MINOR >= 6
		2348
		2349	int set_priority (DBC *dbc, int priority)
		2350	CODE:
		2351	dbc->set_priority (dbc, priority);
		2352
		2353	#endif
		2354
		2355	#if DB_VERSION_MINOR >= 3
		2356
1811	MODULE = BDB PACKAGE = BDB::Sequence	2357	MODULE = BDB PACKAGE = BDB::Sequence
1812		2358
1813	void	2359	void
1814	DESTROY (DB_SEQUENCE_ornull *seq)	2360	DESTROY (DB_SEQUENCE_ornuked *seq)
1815	CODE:	2361	CODE:
1816	if (seq)	2362	if (seq)
1817	seq->close (seq, 0);	2363	seq->close (seq, 0);
1818		2364
1819	int initial_value (DB_SEQUENCE *seq, db_seq_t value)	2365	int initial_value (DB_SEQUENCE *seq, db_seq_t value)
…		…
1838	CODE:	2384	CODE:
1839	RETVAL = seq->set_range (seq, min, max);	2385	RETVAL = seq->set_range (seq, min, max);
1840	OUTPUT:	2386	OUTPUT:
1841	RETVAL	2387	RETVAL
1842		2388
		2389	#endif
		2390
		2391

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