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Comparing BDB/BDB.xs (file contents):
Revision 1.48 by root, Tue Jul 29 03:33:16 2008 UTC vs.
Revision 1.77 by root, Mon Dec 26 01:46:33 2011 UTC

…		…
6		6
7	#include "EXTERN.h"	7	#include "EXTERN.h"
8	#include "perl.h"	8	#include "perl.h"
9	#include "XSUB.h"	9	#include "XSUB.h"
10		10
		11	#include "schmorp.h"
		12
11	// perl stupidly defines these as macros, breaking	13	// perl stupidly defines these as argument-less macros, breaking
12	// lots and lots of code.	14	// lots and lots of code.
13	#undef open	15	#undef open
14	#undef close	16	#undef close
15	#undef abort	17	#undef abort
16	#undef malloc	18	#undef malloc
…		…
29	# include <unistd.h>	31	# include <unistd.h>
30	#endif	32	#endif
31		33
32	#include <db.h>	34	#include <db.h>
33		35
34	#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)	36	#define DBVER DB_VERSION_MAJOR * 100 + DB_VERSION_MINOR
		37
		38	#if DBVER < 403
35	# error you need Berkeley DB 4.3 or a newer 4.x version installed	39	# error you need Berkeley DB 4.3 or a newer version installed
36	#endif	40	#endif
37		41
38	/* number of seconds after which idle threads exit */	42	/* number of seconds after which idle threads exit */
39	#define IDLE_TIMEOUT 10	43	#define IDLE_TIMEOUT 10
		44
		45	typedef SV SV_mutable;
40		46
41	typedef DB_ENV DB_ENV_ornull;	47	typedef DB_ENV DB_ENV_ornull;
42	typedef DB_TXN DB_TXN_ornull;	48	typedef DB_TXN DB_TXN_ornull;
43	typedef DBC DBC_ornull;	49	typedef DBC DBC_ornull;
44	typedef DB DB_ornull;	50	typedef DB DB_ornull;
…		…
46	typedef DB_ENV DB_ENV_ornuked;	52	typedef DB_ENV DB_ENV_ornuked;
47	typedef DB_TXN DB_TXN_ornuked;	53	typedef DB_TXN DB_TXN_ornuked;
48	typedef DBC DBC_ornuked;	54	typedef DBC DBC_ornuked;
49	typedef DB DB_ornuked;	55	typedef DB DB_ornuked;
50		56
51	#if DB_VERSION_MINOR >= 3	57	#if DBVER >= 403
52	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	58	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
53	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;	59	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
54	#endif	60	#endif
55		61
56	typedef SV SV8; /* byte-sv, used for argument-checking */
57	typedef char *bdb_filename;	62	typedef char *bdb_filename;
58		63
59	static SV *prepare_cb;	64	static SV *prepare_cb;
60		65
61	#if DB_VERSION_MINOR >= 6	66	static HV
		67	*bdb_stash,
		68	*bdb_env_stash,
		69	*bdb_txn_stash,
		70	*bdb_cursor_stash,
		71	*bdb_db_stash,
		72	*bdb_sequence_stash;
		73
		74	#if DBVER >= 406
62	# define c_close close	75	# define c_close close
63	# define c_count count	76	# define c_count count
64	# define c_del del	77	# define c_del del
65	# define c_dup dup	78	# define c_dup dup
66	# define c_get get	79	# define c_get get
…		…
132	dbt_to_sv (SV *sv, DBT *dbt)	145	dbt_to_sv (SV *sv, DBT *dbt)
133	{	146	{
134	if (sv)	147	if (sv)
135	{	148	{
136	SvREADONLY_off (sv);	149	SvREADONLY_off (sv);
		150
		151	if (dbt->data)
137	sv_setpvn_mg (sv, dbt->data, dbt->size);	152	sv_setpvn_mg (sv, dbt->data, dbt->size);
		153	else
		154	sv_setsv_mg (sv, &PL_sv_undef);
		155
138	SvREFCNT_dec (sv);	156	SvREFCNT_dec (sv);
139	}	157	}
140		158
141	free (dbt->data);	159	free (dbt->data);
142	}	160	}
143		161
144	enum {	162	enum {
145	REQ_QUIT,	163	REQ_QUIT,
146	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	164	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
147	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,	165	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
		166	REQ_ENV_LOG_ARCHIVE,
148	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,	167	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_VERIFY, REQ_DB_UPGRADE,
149	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	168	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
150	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,	169	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
151	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,	170	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
152	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,	171	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
153	};	172	};
…		…
169	char *buf1, *buf2, *buf3;	188	char *buf1, *buf2, *buf3;
170	SV *sv1, *sv2, *sv3;	189	SV *sv1, *sv2, *sv3;
171		190
172	DBT dbt1, dbt2, dbt3;	191	DBT dbt1, dbt2, dbt3;
173	DB_KEY_RANGE key_range;	192	DB_KEY_RANGE key_range;
174	#if DB_VERSION_MINOR >= 3	193	#if DBVER >= 403
175	DB_SEQUENCE *seq;	194	DB_SEQUENCE *seq;
176	db_seq_t seq_t;	195	db_seq_t seq_t;
177	#endif	196	#endif
		197
		198	SV *rsv1, *rsv2; // keep some request objects alive
178	} bdb_cb;	199	} bdb_cb;
179		200
180	typedef bdb_cb *bdb_req;	201	typedef bdb_cb *bdb_req;
181		202
182	enum {	203	enum {
…		…
205	static int next_pri = DEFAULT_PRI + PRI_BIAS;	226	static int next_pri = DEFAULT_PRI + PRI_BIAS;
206		227
207	static unsigned int started, idle, wanted;	228	static unsigned int started, idle, wanted;
208		229
209	/* worker threads management */	230	/* worker threads management */
210	static mutex_t wrklock = X_MUTEX_INIT;	231	static xmutex_t wrklock = X_MUTEX_INIT;
211		232
212	typedef struct worker {	233	typedef struct worker {
213	/* locked by wrklock */	234	/* locked by wrklock */
214	struct worker *prev, *next;	235	struct worker *prev, *next;
215		236
216	thread_t tid;	237	xthread_t tid;
217		238
218	/* locked by reslock, reqlock or wrklock */	239	/* locked by reslock, reqlock or wrklock */
219	bdb_req req; /* currently processed request */	240	bdb_req req; /* currently processed request */
220	void *dbuf;	241	void *dbuf;
221	DIR *dirp;	242	DIR *dirp;
…		…
236	}	257	}
237		258
238	static volatile unsigned int nreqs, nready, npending;	259	static volatile unsigned int nreqs, nready, npending;
239	static volatile unsigned int max_idle = 4;	260	static volatile unsigned int max_idle = 4;
240	static volatile unsigned int max_outstanding = 0xffffffff;	261	static volatile unsigned int max_outstanding = 0xffffffff;
241	static int respipe_osf [2], respipe [2] = { -1, -1 };	262	static s_epipe respipe;
242		263
243	static mutex_t reslock = X_MUTEX_INIT;	264	static xmutex_t reslock = X_MUTEX_INIT;
244	static mutex_t reqlock = X_MUTEX_INIT;	265	static xmutex_t reqlock = X_MUTEX_INIT;
245	static cond_t reqwait = X_COND_INIT;	266	static xcond_t reqwait = X_COND_INIT;
246		267
247	#if WORDACCESS_UNSAFE	268	#if WORDACCESS_UNSAFE
248		269
249	static unsigned int get_nready (void)	270	static unsigned int get_nready (void)
250	{	271	{
…		…
341	abort ();	362	abort ();
342	}	363	}
343		364
344	static int poll_cb (void);	365	static int poll_cb (void);
345	static void req_free (bdb_req req);	366	static void req_free (bdb_req req);
346	static void req_cancel (bdb_req req);
347		367
348	static int req_invoke (bdb_req req)	368	static int req_invoke (bdb_req req)
349	{	369	{
350	dSP;	370	switch (req->type)
		371	{
		372	case REQ_DB_CLOSE:
		373	SvREFCNT_dec (req->sv1);
		374	break;
		375
		376	case REQ_DB_GET:
		377	case REQ_DB_PGET:
		378	case REQ_C_GET:
		379	case REQ_C_PGET:
		380	case REQ_DB_PUT:
		381	case REQ_C_PUT:
		382	dbt_to_sv (req->sv1, &req->dbt1);
		383	dbt_to_sv (req->sv2, &req->dbt2);
		384	dbt_to_sv (req->sv3, &req->dbt3);
		385	break;
		386
		387	case REQ_DB_KEY_RANGE:
		388	{
		389	AV *av = newAV ();
		390
		391	av_push (av, newSVnv (req->key_range.less));
		392	av_push (av, newSVnv (req->key_range.equal));
		393	av_push (av, newSVnv (req->key_range.greater));
		394
		395	av = (AV *)newRV_noinc ((SV *)av);
		396
		397	SvREADONLY_off (req->sv1);
		398	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		399	SvREFCNT_dec (av);
		400	SvREFCNT_dec (req->sv1);
		401	}
		402	break;
		403
		404	#if DBVER >= 403
		405	case REQ_SEQ_GET:
		406	SvREADONLY_off (req->sv1);
		407
		408	if (sizeof (IV) > 4)
		409	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		410	else
		411	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		412
		413	SvREFCNT_dec (req->sv1);
		414	break;
		415	#endif
		416
		417	case REQ_ENV_LOG_ARCHIVE:
		418	{
		419	AV *av = newAV ();
		420	char **listp = (char **)req->buf1;
		421
		422	if (listp)
		423	while (*listp)
		424	av_push (av, newSVpv (*listp, 0)), ++listp;
		425
		426	av = (AV *)newRV_noinc ((SV *)av);
		427
		428	SvREADONLY_off (req->sv1);
		429	sv_setsv_mg (req->sv1, (SV *)av);
		430	SvREFCNT_dec (av);
		431	SvREFCNT_dec (req->sv1);
		432	}
		433	break;
		434	}
		435
		436	errno = req->result;
351		437
352	if (req->callback)	438	if (req->callback)
353	{	439	{
		440	dSP;
		441
354	ENTER;	442	ENTER;
355	SAVETMPS;	443	SAVETMPS;
356	PUSHMARK (SP);	444	PUSHMARK (SP);
357		445
358	switch (req->type)
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	dbt_to_sv (req->sv3, &req->dbt3);
367	break;
368
369	case REQ_C_GET:
370	case REQ_C_PGET:
371	dbt_to_sv (req->sv1, &req->dbt1);
372	dbt_to_sv (req->sv2, &req->dbt2);
373	dbt_to_sv (req->sv3, &req->dbt3);
374	break;
375
376	case REQ_DB_PUT:
377	case REQ_C_PUT:
378	dbt_to_sv (0, &req->dbt1);
379	dbt_to_sv (0, &req->dbt2);
380	break;
381
382	case REQ_DB_KEY_RANGE:
383	{
384	AV *av = newAV ();
385
386	av_push (av, newSVnv (req->key_range.less));
387	av_push (av, newSVnv (req->key_range.equal));
388	av_push (av, newSVnv (req->key_range.greater));
389
390	SvREADONLY_off (req->sv1);
391	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
392	SvREFCNT_dec (req->sv1);
393	}
394	break;
395
396	#if DB_VERSION_MINOR >= 3
397	case REQ_SEQ_GET:
398	SvREADONLY_off (req->sv1);
399
400	if (sizeof (IV) > 4)
401	sv_setiv_mg (req->sv1, (IV)req->seq_t);
402	else
403	sv_setnv_mg (req->sv1, (NV)req->seq_t);
404
405	SvREFCNT_dec (req->sv1);
406	break;
407	#endif
408	}
409
410	errno = req->result;
411
412	PUTBACK;	446	PUTBACK;
413	call_sv (req->callback, G_VOID | G_EVAL);	447	call_sv (req->callback, G_VOID | G_EVAL);
414	SPAGAIN;	448	SPAGAIN;
415		449
416	FREETMPS;	450	FREETMPS;
417	LEAVE;	451	LEAVE;
		452
		453	return !SvTRUE (ERRSV);
418	}	454	}
419		455
420	return !SvTRUE (ERRSV);	456	return 1;
421	}	457	}
422		458
423	static void req_free (bdb_req req)	459	static void req_free (bdb_req req)
424	{	460	{
425	SvREFCNT_dec (req->callback);	461	SvREFCNT_dec (req->callback);
		462
		463	SvREFCNT_dec (req->rsv1);
		464	SvREFCNT_dec (req->rsv2);
426		465
427	free (req->buf1);	466	free (req->buf1);
428	free (req->buf2);	467	free (req->buf2);
429	free (req->buf3);	468	free (req->buf3);
430		469
431	Safefree (req);	470	Safefree (req);
432	}	471	}
433		472
434	#ifdef USE_SOCKETS_AS_HANDLES
435	# define TO_SOCKET(x) (win32_get_osfhandle (x))
436	#else
437	# define TO_SOCKET(x) (x)
438	#endif
439
440	static void	473	static void
441	create_respipe (void)	474	create_respipe (void)
442	{	475	{
443	#ifdef _WIN32
444	int arg; /* argg */
445	#endif
446	int old_readfd = respipe [0];
447
448	if (respipe [1] >= 0)
449	respipe_close (TO_SOCKET (respipe [1]));
450
451	#ifdef _WIN32
452	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
453	#else
454	if (pipe (respipe))	476	if (s_epipe_renew (&respipe))
455	#endif	477	croak ("BDB: unable to create event pipe");
456	croak ("unable to initialize result pipe");
457
458	if (old_readfd >= 0)
459	{
460	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
461	croak ("unable to initialize result pipe(2)");
462
463	respipe_close (respipe [0]);
464	respipe [0] = old_readfd;
465	}
466
467	#ifdef _WIN32
468	arg = 1;
469	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
470	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
471	#else
472	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
473	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
474	#endif
475	croak ("unable to initialize result pipe(3)");
476
477	respipe_osf [0] = TO_SOCKET (respipe [0]);
478	respipe_osf [1] = TO_SOCKET (respipe [1]);
479	}	478	}
480		479
		480	static void bdb_request (bdb_req req);
481	X_THREAD_PROC (bdb_proc);	481	X_THREAD_PROC (bdb_proc);
482		482
483	static void start_thread (void)	483	static void start_thread (void)
484	{	484	{
485	worker *wrk = calloc (1, sizeof (worker));	485	worker *wrk = calloc (1, sizeof (worker));
…		…
526	on_next_submit = 0;	526	on_next_submit = 0;
527		527
528	PUSHMARK (SP);	528	PUSHMARK (SP);
529	PUTBACK;	529	PUTBACK;
530	call_sv (cb, G_DISCARD | G_EVAL);	530	call_sv (cb, G_DISCARD | G_EVAL);
		531	SPAGAIN;
531	}	532	}
532		533
533	// synthesize callback if none given	534	// synthesize callback if none given
534	if (!req->callback)	535	if (!req->callback)
535	{	536	{
		537	if (SvOK (prepare_cb))
		538	{
536	int count;	539	int count;
537		540
538	dSP;	541	dSP;
539	PUSHMARK (SP);	542	PUSHMARK (SP);
540	PUTBACK;	543	PUTBACK;
541	count = call_sv (prepare_cb, G_ARRAY);	544	count = call_sv (prepare_cb, G_ARRAY);
542	SPAGAIN;	545	SPAGAIN;
543		546
544	if (count != 2)	547	if (count != 2)
545	croak ("prepare callback must return exactly two values\n");	548	croak ("sync prepare callback must return exactly two values\n");
546		549
547	wait_callback = POPs;	550	wait_callback = POPs;
548	SvREFCNT_dec (req->callback);
549	req->callback = SvREFCNT_inc (POPs);	551	req->callback = SvREFCNT_inc (POPs);
		552	}
		553	else
		554	{
		555	// execute request synchronously
		556	bdb_request (req);
		557	req_invoke (req);
		558	req_free (req);
		559	return;
		560	}
550	}	561	}
551		562
552	++nreqs;	563	++nreqs;
553		564
554	X_LOCK (reqlock);	565	X_LOCK (reqlock);
…		…
568	}	579	}
569	}	580	}
570		581
571	static void end_thread (void)	582	static void end_thread (void)
572	{	583	{
573	bdb_req req;	584	bdb_req req = calloc (1, sizeof (bdb_cb));
574
575	Newz (0, req, 1, bdb_cb);
576		585
577	req->type = REQ_QUIT;	586	req->type = REQ_QUIT;
578	req->pri = PRI_MAX + PRI_BIAS;	587	req->pri = PRI_MAX + PRI_BIAS;
579		588
580	X_LOCK (reqlock);	589	X_LOCK (reqlock);
…		…
609	end_thread ();	618	end_thread ();
610	}	619	}
611		620
612	static void poll_wait (void)	621	static void poll_wait (void)
613	{	622	{
614	fd_set rfd;
615
616	while (nreqs)	623	while (nreqs)
617	{	624	{
618	int size;	625	int size;
619	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	626	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
620	size = res_queue.size;	627	size = res_queue.size;
…		…
623	if (size)	630	if (size)
624	return;	631	return;
625		632
626	maybe_start_thread ();	633	maybe_start_thread ();
627		634
628	FD_ZERO (&rfd);	635	s_epipe_wait (&respipe);
629	FD_SET (respipe [0], &rfd);
630
631	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
632	}	636	}
633	}	637	}
634		638
635	static int poll_cb (void)	639	static int poll_cb (void)
636	{	640	{
…		…
656	if (req)	660	if (req)
657	{	661	{
658	--npending;	662	--npending;
659		663
660	if (!res_queue.size)	664	if (!res_queue.size)
661	{
662	/* read any signals sent by the worker threads */	665	/* read any signals sent by the worker threads */
663	char buf [4];	666	s_epipe_drain (&respipe);
664	while (respipe_read (respipe [0], buf, 4) == 4)
665	;
666	}
667	}	667	}
668		668
669	X_UNLOCK (reslock);	669	X_UNLOCK (reslock);
670		670
671	if (!req)	671	if (!req)
…		…
706	return count;	706	return count;
707	}	707	}
708		708
709	/*****************************************************************************/	709	/*****************************************************************************/
710		710
		711	static void
		712	bdb_request (bdb_req req)
		713	{
		714	switch (req->type)
		715	{
		716	case REQ_ENV_OPEN:
		717	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		718	break;
		719
		720	case REQ_ENV_CLOSE:
		721	req->result = req->env->close (req->env, req->uint1);
		722	break;
		723
		724	case REQ_ENV_TXN_CHECKPOINT:
		725	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		726	break;
		727
		728	case REQ_ENV_LOCK_DETECT:
		729	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		730	break;
		731
		732	case REQ_ENV_MEMP_SYNC:
		733	req->result = req->env->memp_sync (req->env, 0);
		734	break;
		735
		736	case REQ_ENV_MEMP_TRICKLE:
		737	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		738	break;
		739
		740	case REQ_ENV_DBREMOVE:
		741	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		742	break;
		743
		744	case REQ_ENV_DBRENAME:
		745	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		746	break;
		747
		748	case REQ_DB_OPEN:
		749	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		750	break;
		751
		752	case REQ_DB_CLOSE:
		753	req->result = req->db->close (req->db, req->uint1);
		754	break;
		755
		756	#if DBVER >= 404
		757	case REQ_DB_COMPACT:
		758	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);
		759	break;
		760	#endif
		761
		762	case REQ_DB_SYNC:
		763	req->result = req->db->sync (req->db, req->uint1);
		764	break;
		765
		766	case REQ_DB_VERIFY:
		767	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		768	break;
		769
		770	case REQ_DB_UPGRADE:
		771	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		772	break;
		773
		774	case REQ_DB_PUT:
		775	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		776	break;
		777
		778	#if DBVER >= 406
		779	case REQ_DB_EXISTS:
		780	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		781	break;
		782	#endif
		783	case REQ_DB_GET:
		784	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		785	break;
		786
		787	case REQ_DB_PGET:
		788	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		789	break;
		790
		791	case REQ_DB_DEL:
		792	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		793	break;
		794
		795	case REQ_DB_KEY_RANGE:
		796	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		797	break;
		798
		799	case REQ_TXN_COMMIT:
		800	req->result = req->txn->commit (req->txn, req->uint1);
		801	break;
		802
		803	case REQ_TXN_ABORT:
		804	req->result = req->txn->abort (req->txn);
		805	break;
		806
		807	case REQ_TXN_FINISH:
		808	if (req->txn->flags & TXN_DEADLOCK)
		809	{
		810	req->result = req->txn->abort (req->txn);
		811	if (!req->result)
		812	req->result = DB_LOCK_DEADLOCK;
		813	}
		814	else
		815	req->result = req->txn->commit (req->txn, req->uint1);
		816	break;
		817
		818	case REQ_C_CLOSE:
		819	req->result = req->dbc->c_close (req->dbc);
		820	break;
		821
		822	case REQ_C_COUNT:
		823	{
		824	db_recno_t recno;
		825	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		826	req->uv1 = recno;
		827	}
		828	break;
		829
		830	case REQ_C_PUT:
		831	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		832	break;
		833
		834	case REQ_C_GET:
		835	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		836	break;
		837
		838	case REQ_C_PGET:
		839	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		840	break;
		841
		842	case REQ_C_DEL:
		843	req->result = req->dbc->c_del (req->dbc, req->uint1);
		844	break;
		845
		846	#if DBVER >= 403
		847	case REQ_SEQ_OPEN:
		848	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		849	break;
		850
		851	case REQ_SEQ_CLOSE:
		852	req->result = req->seq->close (req->seq, req->uint1);
		853	break;
		854
		855	case REQ_SEQ_GET:
		856	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		857	break;
		858
		859	case REQ_SEQ_REMOVE:
		860	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		861	break;
		862	#endif
		863
		864	case REQ_ENV_LOG_ARCHIVE:
		865	{
		866	char **listp = 0; /* DB_ARCH_REMOVE does not touch listp, contrary to docs */
		867	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		868	req->buf1 = (char *)listp;
		869	}
		870	break;
		871
		872	default:
		873	req->result = ENOSYS;
		874	break;
		875	}
		876
		877	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		878	req->txn->flags |= TXN_DEADLOCK;
		879	}
		880
711	X_THREAD_PROC (bdb_proc)	881	X_THREAD_PROC (bdb_proc)
712	{	882	{
713	bdb_req req;	883	bdb_req req;
714	struct timespec ts;	884	struct timespec ts;
715	worker *self = (worker *)thr_arg;	885	worker *self = (worker *)thr_arg;
…		…
717	/* try to distribute timeouts somewhat evenly */	887	/* try to distribute timeouts somewhat evenly */
718	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	888	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
719		889
720	for (;;)	890	for (;;)
721	{	891	{
722	ts.tv_sec = time (0) + IDLE_TIMEOUT;	892	ts.tv_sec = time (0) + IDLE_TIMEOUT;
723		893
724	X_LOCK (reqlock);	894	X_LOCK (reqlock);
725		895
726	for (;;)	896	for (;;)
727	{	897	{
…		…
754	}	924	}
755		925
756	--nready;	926	--nready;
757		927
758	X_UNLOCK (reqlock);	928	X_UNLOCK (reqlock);
759		929
760	switch (req->type)	930	if (req->type == REQ_QUIT)
761	{	931	{
762	case REQ_QUIT:	932	X_LOCK (reslock);
763	req->result = ENOSYS;	933	free (req);
		934	self->req = 0;
		935	X_UNLOCK (reslock);
		936
764	goto quit;	937	goto quit;
765
766	case REQ_ENV_OPEN:
767	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
768	break;
769
770	case REQ_ENV_CLOSE:
771	req->result = req->env->close (req->env, req->uint1);
772	break;
773
774	case REQ_ENV_TXN_CHECKPOINT:
775	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
776	break;
777
778	case REQ_ENV_LOCK_DETECT:
779	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
780	break;
781
782	case REQ_ENV_MEMP_SYNC:
783	req->result = req->env->memp_sync (req->env, 0);
784	break;
785
786	case REQ_ENV_MEMP_TRICKLE:
787	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
788	break;
789
790	case REQ_ENV_DBREMOVE:
791	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
792	break;
793
794	case REQ_ENV_DBRENAME:
795	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
796	break;
797
798	case REQ_DB_OPEN:
799	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
800	break;
801
802	case REQ_DB_CLOSE:
803	req->result = req->db->close (req->db, req->uint1);
804	break;
805
806	#if DB_VERSION_MINOR >= 4
807	case REQ_DB_COMPACT:
808	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
809	break;
810	#endif
811
812	case REQ_DB_SYNC:
813	req->result = req->db->sync (req->db, req->uint1);
814	break;
815
816	case REQ_DB_UPGRADE:
817	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
818	break;
819
820	case REQ_DB_PUT:
821	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
822	break;
823
824	#if DB_VERSION_MINOR >= 6
825	case REQ_DB_EXISTS:
826	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
827	break;
828	#endif
829	case REQ_DB_GET:
830	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
831	break;
832
833	case REQ_DB_PGET:
834	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
835	break;
836
837	case REQ_DB_DEL:
838	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
839	break;
840
841	case REQ_DB_KEY_RANGE:
842	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
843	break;
844
845	case REQ_TXN_COMMIT:
846	req->result = req->txn->commit (req->txn, req->uint1);
847	break;
848
849	case REQ_TXN_ABORT:
850	req->result = req->txn->abort (req->txn);
851	break;
852
853	case REQ_TXN_FINISH:
854	if (req->txn->flags & TXN_DEADLOCK)
855	{
856	req->result = req->txn->abort (req->txn);
857	if (!req->result)
858	req->result = DB_LOCK_DEADLOCK;
859	}
860	else
861	req->result = req->txn->commit (req->txn, req->uint1);
862	break;
863
864	case REQ_C_CLOSE:
865	req->result = req->dbc->c_close (req->dbc);
866	break;
867
868	case REQ_C_COUNT:
869	{
870	db_recno_t recno;
871	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
872	req->uv1 = recno;
873	}
874	break;
875
876	case REQ_C_PUT:
877	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
878	break;
879
880	case REQ_C_GET:
881	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
882	break;
883
884	case REQ_C_PGET:
885	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
886	break;
887
888	case REQ_C_DEL:
889	req->result = req->dbc->c_del (req->dbc, req->uint1);
890	break;
891
892	#if DB_VERSION_MINOR >= 3
893	case REQ_SEQ_OPEN:
894	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
895	break;
896
897	case REQ_SEQ_CLOSE:
898	req->result = req->seq->close (req->seq, req->uint1);
899	break;
900
901	case REQ_SEQ_GET:
902	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
903	break;
904
905	case REQ_SEQ_REMOVE:
906	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
907	break;
908	#endif
909
910	default:
911	req->result = ENOSYS;
912	break;
913	}	938	}
914		939
915	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))	940	bdb_request (req);
916	req->txn->flags |= TXN_DEADLOCK;
917		941
918	X_LOCK (reslock);	942	X_LOCK (reslock);
919		943
920	++npending;	944	++npending;
921		945
922	if (!reqq_push (&res_queue, req))	946	if (!reqq_push (&res_queue, req))
923	/* write a dummy byte to the pipe so fh becomes ready */	947	s_epipe_signal (&respipe);
924	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
925		948
926	self->req = 0;	949	self->req = 0;
927	worker_clear (self);	950	worker_clear (self);
928		951
929	X_UNLOCK (reslock);	952	X_UNLOCK (reslock);
…		…
983	create_respipe ();	1006	create_respipe ();
984		1007
985	atfork_parent ();	1008	atfork_parent ();
986	}	1009	}
987		1010
988	#define dREQ(reqtype) \	1011	#define dREQ(reqtype,rsvcnt) \
989	bdb_req req; \	1012	bdb_req req; \
990	int req_pri = next_pri; \	1013	int req_pri = next_pri; \
991	next_pri = DEFAULT_PRI + PRI_BIAS; \	1014	next_pri = DEFAULT_PRI + PRI_BIAS; \
992	\	1015	\
993	if (callback && SvOK (callback)) \	1016	if (callback && SvOK (callback)) \
…		…
995	\	1018	\
996	Newz (0, req, 1, bdb_cb); \	1019	Newz (0, req, 1, bdb_cb); \
997	if (!req) \	1020	if (!req) \
998	croak ("out of memory during bdb_req allocation"); \	1021	croak ("out of memory during bdb_req allocation"); \
999	\	1022	\
1000	req->callback = cb ? SvREFCNT_inc (cb) : 0; \	1023	req->callback = SvREFCNT_inc (cb); \
1001	req->type = (reqtype); \	1024	req->type = (reqtype); \
1002	req->pri = req_pri	1025	req->pri = req_pri; \
		1026	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1027	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1028	(void)0;
1003		1029
1004	#define REQ_SEND \	1030	#define REQ_SEND \
1005	req_send (req)	1031	req_send (req)
1006		1032
1007	#define SvPTR(var, arg, type, class, nullok) \	1033	#define SvPTR(var, arg, type, stash, class, nullok) \
1008	if (!SvOK (arg)) \	1034	if (!SvOK (arg)) \
1009	{ \	1035	{ \
1010	if (nullok != 1) \	1036	if (nullok != 1) \
1011	croak (# var " must be a " # class " object, not undef"); \	1037	croak (# var " must be a " # class " object, not undef"); \
1012	\	1038	\
1013	(var) = 0; \	1039	(var) = 0; \
1014	} \	1040	} \
1015	else if (sv_derived_from ((arg), # class)) \	1041	else if (SvSTASH (SvRV (arg)) == stash || sv_derived_from ((arg), # class)) \
1016	{ \	1042	{ \
1017	IV tmp = SvIV ((SV*) SvRV (arg)); \	1043	IV tmp = SvIV ((SV*) SvRV (arg)); \
1018	(var) = INT2PTR (type, tmp); \	1044	(var) = INT2PTR (type, tmp); \
1019	if (!var && nullok != 2) \	1045	if (!var && nullok != 2) \
1020	croak (# var " is not a valid " # class " object anymore"); \	1046	croak (# var " is not a valid " # class " object anymore"); \
1021	} \	1047	} \
1022	else \	1048	else \
1023	croak (# var " is not of type " # class);	1049	croak (# var " is not of type " # class);
		1050
		1051	#define ARG_MUTABLE(name) \
		1052	if (SvREADONLY (name)) \
		1053	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
		1054
		1055	static SV *
		1056	newSVptr (void *ptr, HV *stash)
		1057	{
		1058	SV *rv = NEWSV (0, 0);
		1059	sv_upgrade (rv, SVt_PVMG);
		1060	sv_setiv (rv, PTR2IV (ptr));
		1061
		1062	return sv_bless (newRV_noinc (rv), stash);
		1063	}
1024		1064
1025	static void	1065	static void
1026	ptr_nuke (SV *sv)	1066	ptr_nuke (SV *sv)
1027	{	1067	{
1028	assert (SvROK (sv));	1068	assert (SvROK (sv));
…		…
1099	}	1139	}
1100		1140
1101	return 0;	1141	return 0;
1102	}	1142	}
1103		1143
		1144	/*****************************************************************************/
		1145
		1146	#if 0
		1147	static int
		1148	bt_pfxc_compare (DB *db, const DBT *dbt1, const DBT *dbt2)
		1149	{
		1150	ssize_t size1 = dbt1->size;
		1151	ssize_t size2 = dbt2->size;
		1152	int res = memcmp ((void *)dbt1->data, (void *)dbt2->data,
		1153	size1 <= size2 ? size1 : size2);
		1154
		1155	if (res)
		1156	return res;
		1157	else if (size1 - size2)
		1158	return size1 - size2;
		1159	else
		1160	return 0;
		1161	}
		1162
		1163	static size_t
		1164	bt_pfxc_prefix_x (DB *db, const DBT *dbt1, const DBT *dbt2)
		1165	{
		1166	ssize_t size1 = dbt1->size;
		1167	ssize_t size2 = dbt2->size;
		1168	u_int8_t *p1 = (u_int8_t *)dbt1->data;
		1169	u_int8_t *p2 = (u_int8_t *)dbt2->data;
		1170	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1171
		1172	while (p1 < pe)
		1173	if (*p1++ != *p2++)
		1174	return p1 - (u_int8_t *)dbt1->data - 1;
		1175
		1176	if (size1 < size2) return size1 + 1;
		1177	if (size1 > size2) return size2 + 1;
		1178
		1179	return size1;
		1180	}
		1181	#endif
		1182
		1183	/*****************************************************************************/
		1184
1104	/* stupid windoes defined CALLBACK as well */	1185	/* stupid windows defines CALLBACK as well */
1105	#undef CALLBACK	1186	#undef CALLBACK
1106	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));	1187	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1107		1188
1108	MODULE = BDB PACKAGE = BDB	1189	MODULE = BDB PACKAGE = BDB
1109		1190
1110	PROTOTYPES: ENABLE	1191	PROTOTYPES: ENABLE
1111		1192
1112	BOOT:	1193	BOOT:
1113	{	1194	{
1114	HV *stash = gv_stashpv ("BDB", 1);
1115
1116	static const struct {	1195	static const struct {
1117	const char *name;	1196	const char *name;
1118	IV iv;	1197	IV iv;
1119	} *civ, const_iv[] = {	1198	} *civ, const_iv[] = {
1120	#define const_iv(name) { # name, (IV)DB_ ## name },	1199	#define const_iv(name) { # name, (IV)DB_ ## name },
		1200	#if DBVER <= 408
1121	const_iv (RPCCLIENT)	1201	const_iv (RPCCLIENT)
		1202	#endif
1122	const_iv (INIT_CDB)	1203	const_iv (INIT_CDB)
1123	const_iv (INIT_LOCK)	1204	const_iv (INIT_LOCK)
1124	const_iv (INIT_LOG)	1205	const_iv (INIT_LOG)
1125	const_iv (INIT_MPOOL)	1206	const_iv (INIT_MPOOL)
1126	const_iv (INIT_REP)	1207	const_iv (INIT_REP)
…		…
1149	const_iv (TXN_NOT_DURABLE)	1230	const_iv (TXN_NOT_DURABLE)
1150	const_iv (TXN_WRITE_NOSYNC)	1231	const_iv (TXN_WRITE_NOSYNC)
1151	const_iv (WRITECURSOR)	1232	const_iv (WRITECURSOR)
1152	const_iv (YIELDCPU)	1233	const_iv (YIELDCPU)
1153	const_iv (ENCRYPT_AES)	1234	const_iv (ENCRYPT_AES)
		1235	#if DBVER < 408
1154	const_iv (XA_CREATE)	1236	const_iv (XA_CREATE)
		1237	#endif
1155	const_iv (BTREE)	1238	const_iv (BTREE)
1156	const_iv (HASH)	1239	const_iv (HASH)
1157	const_iv (QUEUE)	1240	const_iv (QUEUE)
1158	const_iv (RECNO)	1241	const_iv (RECNO)
1159	const_iv (UNKNOWN)	1242	const_iv (UNKNOWN)
…		…
1162	const_iv (NOSYNC)	1245	const_iv (NOSYNC)
1163	const_iv (CHKSUM)	1246	const_iv (CHKSUM)
1164	const_iv (ENCRYPT)	1247	const_iv (ENCRYPT)
1165	const_iv (DUP)	1248	const_iv (DUP)
1166	const_iv (DUPSORT)	1249	const_iv (DUPSORT)
1167	const_iv (RECNUM)	1250	//const_iv (RECNUM)
1168	const_iv (RENUMBER)	1251	const_iv (RENUMBER)
1169	const_iv (REVSPLITOFF)	1252	const_iv (REVSPLITOFF)
1170	const_iv (CONSUME)	1253	const_iv (CONSUME)
1171	const_iv (CONSUME_WAIT)	1254	const_iv (CONSUME_WAIT)
1172	const_iv (GET_BOTH)	1255	const_iv (GET_BOTH)
…		…
1223	const_iv (LOCK_OLDEST)	1306	const_iv (LOCK_OLDEST)
1224	const_iv (LOCK_RANDOM)	1307	const_iv (LOCK_RANDOM)
1225	const_iv (LOCK_YOUNGEST)	1308	const_iv (LOCK_YOUNGEST)
1226		1309
1227	const_iv (DONOTINDEX)	1310	const_iv (DONOTINDEX)
1228	const_iv (KEYEMPTY )	1311	const_iv (KEYEMPTY)
1229	const_iv (KEYEXIST )	1312	const_iv (KEYEXIST)
1230	const_iv (LOCK_DEADLOCK)	1313	const_iv (LOCK_DEADLOCK)
1231	const_iv (LOCK_NOTGRANTED)	1314	const_iv (LOCK_NOTGRANTED)
1232	const_iv (NOSERVER)	1315	const_iv (NOSERVER)
		1316	#if DBVER < 502
1233	const_iv (NOSERVER_HOME)	1317	const_iv (NOSERVER_HOME)
1234	const_iv (NOSERVER_ID)	1318	const_iv (NOSERVER_ID)
		1319	#endif
1235	const_iv (NOTFOUND)	1320	const_iv (NOTFOUND)
1236	const_iv (PAGE_NOTFOUND)	1321	const_iv (PAGE_NOTFOUND)
1237	const_iv (REP_DUPMASTER)	1322	const_iv (REP_DUPMASTER)
1238	const_iv (REP_HANDLE_DEAD)	1323	const_iv (REP_HANDLE_DEAD)
1239	const_iv (REP_HOLDELECTION)	1324	const_iv (REP_HOLDELECTION)
…		…
1244	const_iv (REP_UNAVAIL)	1329	const_iv (REP_UNAVAIL)
1245	const_iv (RUNRECOVERY)	1330	const_iv (RUNRECOVERY)
1246	const_iv (SECONDARY_BAD)	1331	const_iv (SECONDARY_BAD)
1247	const_iv (VERIFY_BAD)	1332	const_iv (VERIFY_BAD)
1248		1333
		1334	const_iv (SALVAGE)
		1335	const_iv (AGGRESSIVE)
		1336	const_iv (PRINTABLE)
		1337	const_iv (NOORDERCHK)
		1338	const_iv (ORDERCHKONLY)
		1339
		1340	const_iv (ARCH_ABS)
		1341	const_iv (ARCH_DATA)
		1342	const_iv (ARCH_LOG)
		1343	const_iv (ARCH_REMOVE)
		1344
1249	const_iv (VERB_DEADLOCK)	1345	const_iv (VERB_DEADLOCK)
1250	const_iv (VERB_RECOVERY)	1346	const_iv (VERB_RECOVERY)
1251	const_iv (VERB_REPLICATION)	1347	const_iv (VERB_REPLICATION)
1252	const_iv (VERB_WAITSFOR)	1348	const_iv (VERB_WAITSFOR)
1253		1349
1254	const_iv (VERSION_MAJOR)	1350	const_iv (VERSION_MAJOR)
1255	const_iv (VERSION_MINOR)	1351	const_iv (VERSION_MINOR)
1256	const_iv (VERSION_PATCH)	1352	const_iv (VERSION_PATCH)
1257	#if DB_VERSION_MINOR >= 3	1353	const_iv (LOGVERSION)
		1354	const_iv (LOGOLDVER)
		1355	#if DBVER >= 403
1258	const_iv (INORDER)	1356	const_iv (INORDER)
1259	const_iv (LOCK_MAXWRITE)	1357	const_iv (LOCK_MAXWRITE)
1260	const_iv (SEQ_DEC)	1358	const_iv (SEQ_DEC)
1261	const_iv (SEQ_INC)	1359	const_iv (SEQ_INC)
1262	const_iv (SEQ_WRAP)	1360	const_iv (SEQ_WRAP)
1263	const_iv (BUFFER_SMALL)	1361	const_iv (BUFFER_SMALL)
1264	const_iv (LOG_BUFFER_FULL)	1362	const_iv (LOG_BUFFER_FULL)
1265	const_iv (VERSION_MISMATCH)	1363	const_iv (VERSION_MISMATCH)
1266	#endif	1364	#endif
1267	#if DB_VERSION_MINOR >= 4	1365	#if DBVER >= 404
1268	const_iv (REGISTER)	1366	const_iv (REGISTER)
1269	const_iv (DSYNC_DB)	1367	const_iv (DSYNC_DB)
1270	const_iv (READ_COMMITTED)	1368	const_iv (READ_COMMITTED)
1271	const_iv (READ_UNCOMMITTED)	1369	const_iv (READ_UNCOMMITTED)
1272	const_iv (REP_IGNORE)	1370	const_iv (REP_IGNORE)
…		…
1274	const_iv (REP_JOIN_FAILURE)	1372	const_iv (REP_JOIN_FAILURE)
1275	const_iv (FREE_SPACE)	1373	const_iv (FREE_SPACE)
1276	const_iv (FREELIST_ONLY)	1374	const_iv (FREELIST_ONLY)
1277	const_iv (VERB_REGISTER)	1375	const_iv (VERB_REGISTER)
1278	#endif	1376	#endif
1279	#if DB_VERSION_MINOR >= 5	1377	#if DBVER >= 405
1280	const_iv (MULTIVERSION)	1378	const_iv (MULTIVERSION)
1281	const_iv (TXN_SNAPSHOT)	1379	const_iv (TXN_SNAPSHOT)
1282	#endif	1380	#endif
1283	#if DB_VERSION_MINOR >= 6	1381	#if DBVER >= 406
1284	const_iv (PREV_DUP)	1382	const_iv (PREV_DUP)
1285	const_iv (PRIORITY_UNCHANGED)	1383	const_iv (PRIORITY_UNCHANGED)
1286	const_iv (PRIORITY_VERY_LOW)	1384	const_iv (PRIORITY_VERY_LOW)
1287	const_iv (PRIORITY_LOW)	1385	const_iv (PRIORITY_LOW)
1288	const_iv (PRIORITY_DEFAULT)	1386	const_iv (PRIORITY_DEFAULT)
1289	const_iv (PRIORITY_HIGH)	1387	const_iv (PRIORITY_HIGH)
1290	const_iv (PRIORITY_VERY_HIGH)	1388	const_iv (PRIORITY_VERY_HIGH)
		1389	const_iv (IGNORE_LEASE)
1291	#endif	1390	#endif
1292	#if DB_VERSION_MINOR >= 7	1391	#if DBVER >= 407
		1392	//const_iv (MULTIPLE_KEY)
1293	const_iv (LOG_DIRECT)	1393	const_iv (LOG_DIRECT)
1294	const_iv (LOG_DSYNC)	1394	const_iv (LOG_DSYNC)
1295	const_iv (LOG_AUTO_REMOVE)	1395	const_iv (LOG_AUTO_REMOVE)
1296	const_iv (LOG_IN_MEMORY)	1396	const_iv (LOG_IN_MEMORY)
1297	const_iv (LOG_ZERO)	1397	const_iv (LOG_ZERO)
1298	#else	1398	#else
1299	const_iv (DIRECT_LOG)	1399	const_iv (DIRECT_LOG)
1300	const_iv (LOG_AUTOREMOVE)	1400	const_iv (LOG_AUTOREMOVE)
1301	# if DB_VERSION_MINOR >= 3	1401	# if DBVER >= 403
1302	const_iv (DSYNC_LOG)	1402	const_iv (DSYNC_LOG)
1303	const_iv (LOG_INMEMORY)	1403	const_iv (LOG_INMEMORY)
1304	# endif	1404	# endif
		1405	#if DBVER >= 408
		1406	const_iv (LOGVERSION_LATCHING)
		1407	#endif
1305	#endif	1408	#endif
1306	};	1409	};
1307		1410
		1411	bdb_stash = gv_stashpv ("BDB" , 1);
		1412	bdb_env_stash = gv_stashpv ("BDB::Env" , 1);
		1413	bdb_txn_stash = gv_stashpv ("BDB::Txn" , 1);
		1414	bdb_cursor_stash = gv_stashpv ("BDB::Cursor" , 1);
		1415	bdb_db_stash = gv_stashpv ("BDB::Db" , 1);
		1416	bdb_sequence_stash = gv_stashpv ("BDB::Sequence", 1);
		1417
1308	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1418	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1309	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1419	newCONSTSUB (bdb_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
		1420
		1421	prepare_cb = &PL_sv_undef;
1310		1422
1311	{	1423	{
1312	/* we currently only allow version, minor-version and patchlevel to go up to 255 */	1424	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
1313	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };	1425	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1314		1426
1315	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));	1427	newCONSTSUB (bdb_stash, "VERSION_v", newSVpvn (vstring, 3));
1316	}	1428	}
1317		1429
1318	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1430	newCONSTSUB (bdb_stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1319		1431
1320	create_respipe ();	1432	create_respipe ();
1321		1433
1322	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1434	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1323	patch_errno ();	1435	patch_errno ();
…		…
1401		1513
1402	int	1514	int
1403	poll_fileno ()	1515	poll_fileno ()
1404	PROTOTYPE:	1516	PROTOTYPE:
1405	CODE:	1517	CODE:
1406	RETVAL = respipe [0];	1518	RETVAL = s_epipe_fd (&respipe);
1407	OUTPUT:	1519	OUTPUT:
1408	RETVAL	1520	RETVAL
1409		1521
1410	int	1522	int
1411	poll_cb (...)	1523	poll_cb (...)
…		…
1453	RETVAL = started;	1565	RETVAL = started;
1454	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1566	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1455	OUTPUT:	1567	OUTPUT:
1456	RETVAL	1568	RETVAL
1457		1569
1458	void	1570	SV *
1459	set_sync_prepare (SV *cb)	1571	set_sync_prepare (SV *cb)
1460	PROTOTYPE: &	1572	PROTOTYPE: &
1461	CODE:	1573	CODE:
1462	SvREFCNT_dec (prepare_cb);	1574	RETVAL = prepare_cb;
1463	prepare_cb = newSVsv (cb);	1575	prepare_cb = newSVsv (cb);
		1576	OUTPUT:
		1577	RETVAL
1464		1578
1465	char *	1579	char *
1466	strerror (int errorno = errno)	1580	strerror (int errorno = errno)
1467	PROTOTYPE: ;$	1581	PROTOTYPE: ;$
1468	CODE:	1582	CODE:
…		…
1496	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)	1610	db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
1497	PREINIT:	1611	PREINIT:
1498	CALLBACK	1612	CALLBACK
1499	CODE:	1613	CODE:
1500	{	1614	{
1501	dREQ (REQ_ENV_OPEN);	1615	dREQ (REQ_ENV_OPEN, 1);
1502	req->env = env;	1616	req->env = env;
1503	req->uint1 = open_flags | DB_THREAD;	1617	req->uint1 = open_flags | DB_THREAD;
1504	req->int1 = mode;	1618	req->int1 = mode;
1505	req->buf1 = strdup_ornull (db_home);	1619	req->buf1 = strdup_ornull (db_home);
1506	REQ_SEND;	1620	REQ_SEND;
…		…
1510	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)	1624	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
1511	PREINIT:	1625	PREINIT:
1512	CALLBACK	1626	CALLBACK
1513	CODE:	1627	CODE:
1514	{	1628	{
1515	dREQ (REQ_ENV_CLOSE);	1629	dREQ (REQ_ENV_CLOSE, 0);
		1630	ptr_nuke (ST (0));
1516	req->env = env;	1631	req->env = env;
1517	req->uint1 = flags;	1632	req->uint1 = flags;
1518	REQ_SEND;	1633	REQ_SEND;
1519	ptr_nuke (ST (0));
1520	}	1634	}
1521		1635
1522	void	1636	void
1523	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)	1637	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
1524	PREINIT:	1638	PREINIT:
1525	CALLBACK	1639	CALLBACK
1526	CODE:	1640	CODE:
1527	{	1641	{
1528	dREQ (REQ_ENV_TXN_CHECKPOINT);	1642	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1529	req->env = env;	1643	req->env = env;
1530	req->uint1 = kbyte;	1644	req->uint1 = kbyte;
1531	req->int1 = min;	1645	req->int1 = min;
1532	req->uint2 = flags;	1646	req->uint2 = flags;
1533	REQ_SEND;	1647	REQ_SEND;
…		…
1537	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)	1651	db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
1538	PREINIT:	1652	PREINIT:
1539	CALLBACK	1653	CALLBACK
1540	CODE:	1654	CODE:
1541	{	1655	{
1542	dREQ (REQ_ENV_LOCK_DETECT);	1656	dREQ (REQ_ENV_LOCK_DETECT, 1);
1543	req->env = env;	1657	req->env = env;
1544	req->uint1 = flags;	1658	req->uint1 = flags;
1545	req->uint2 = atype;	1659	req->uint2 = atype;
1546	/* req->int2 = 0; dummy */	1660	/* req->int2 = 0; dummy */
1547	REQ_SEND;	1661	REQ_SEND;
…		…
1551	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)	1665	db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
1552	PREINIT:	1666	PREINIT:
1553	CALLBACK	1667	CALLBACK
1554	CODE:	1668	CODE:
1555	{	1669	{
1556	dREQ (REQ_ENV_MEMP_SYNC);	1670	dREQ (REQ_ENV_MEMP_SYNC, 1);
1557	req->env = env;	1671	req->env = env;
1558	REQ_SEND;	1672	REQ_SEND;
1559	}	1673	}
1560		1674
1561	void	1675	void
1562	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)	1676	db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
1563	PREINIT:	1677	PREINIT:
1564	CALLBACK	1678	CALLBACK
1565	CODE:	1679	CODE:
1566	{	1680	{
1567	dREQ (REQ_ENV_MEMP_TRICKLE);	1681	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1568	req->env = env;	1682	req->env = env;
1569	req->int1 = percent;	1683	req->int1 = percent;
1570	REQ_SEND;	1684	REQ_SEND;
1571	}	1685	}
1572		1686
…		…
1574	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)	1688	db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
1575	PREINIT:	1689	PREINIT:
1576	CALLBACK	1690	CALLBACK
1577	CODE:	1691	CODE:
1578	{	1692	{
1579	dREQ (REQ_ENV_DBREMOVE);	1693	dREQ (REQ_ENV_DBREMOVE, 2);
1580	req->env = env;	1694	req->env = env;
1581	req->buf1 = strdup_ornull (file);	1695	req->buf1 = strdup_ornull (file);
1582	req->buf2 = strdup_ornull (database);	1696	req->buf2 = strdup_ornull (database);
1583	req->uint1 = flags;	1697	req->uint1 = flags;
1584	REQ_SEND;	1698	REQ_SEND;
…		…
1588	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)	1702	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)
1589	PREINIT:	1703	PREINIT:
1590	CALLBACK	1704	CALLBACK
1591	CODE:	1705	CODE:
1592	{	1706	{
1593	dREQ (REQ_ENV_DBRENAME);	1707	dREQ (REQ_ENV_DBRENAME, 2);
1594	req->env = env;	1708	req->env = env;
1595	req->buf1 = strdup_ornull (file);	1709	req->buf1 = strdup_ornull (file);
1596	req->buf2 = strdup_ornull (database);	1710	req->buf2 = strdup_ornull (database);
1597	req->buf3 = strdup_ornull (newname);	1711	req->buf3 = strdup_ornull (newname);
1598	req->uint1 = flags;	1712	req->uint1 = flags;
1599	REQ_SEND;	1713	REQ_SEND;
1600	}	1714	}
1601		1715
		1716	void
		1717	db_env_log_archive (DB_ENV *env, SV_mutable *listp, U32 flags = 0, SV *callback = 0)
		1718	PREINIT:
		1719	CALLBACK
		1720	CODE:
		1721	{
		1722	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1723	req->sv1 = SvREFCNT_inc (listp);
		1724	req->env = env;
		1725	req->uint1 = flags;
		1726	REQ_SEND;
		1727	}
		1728
1602	DB *	1729	DB *
1603	db_create (DB_ENV *env = 0, U32 flags = 0)	1730	db_create (DB_ENV *env = 0, U32 flags = 0)
1604	CODE:	1731	CODE:
1605	{	1732	{
1606	errno = db_create (&RETVAL, env, flags);	1733	errno = db_create (&RETVAL, env, flags);
…		…
1617	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)	1744	db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
1618	PREINIT:	1745	PREINIT:
1619	CALLBACK	1746	CALLBACK
1620	CODE:	1747	CODE:
1621	{	1748	{
1622	dREQ (REQ_DB_OPEN);	1749	dREQ (REQ_DB_OPEN, 2);
1623	req->db = db;	1750	req->db = db;
1624	req->txn = txnid;	1751	req->txn = txnid;
1625	req->buf1 = strdup_ornull (file);	1752	req->buf1 = strdup_ornull (file);
1626	req->buf2 = strdup_ornull (database);	1753	req->buf2 = strdup_ornull (database);
1627	req->int1 = type;	1754	req->int1 = type;
…		…
1634	db_close (DB *db, U32 flags = 0, SV *callback = 0)	1761	db_close (DB *db, U32 flags = 0, SV *callback = 0)
1635	PREINIT:	1762	PREINIT:
1636	CALLBACK	1763	CALLBACK
1637	CODE:	1764	CODE:
1638	{	1765	{
1639	dREQ (REQ_DB_CLOSE);	1766	dREQ (REQ_DB_CLOSE, 0);
		1767	ptr_nuke (ST (0));
1640	req->db = db;	1768	req->db = db;
1641	req->uint1 = flags;	1769	req->uint1 = flags;
1642	req->sv1 = (SV *)db->app_private;	1770	req->sv1 = (SV *)db->app_private;
1643	REQ_SEND;	1771	REQ_SEND;
1644	ptr_nuke (ST (0));
1645	}	1772	}
1646		1773
1647	#if DB_VERSION_MINOR >= 4	1774	#if DBVER >= 404
1648		1775
1649	void	1776	void
1650	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)	1777	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)
1651	PREINIT:	1778	PREINIT:
1652	CALLBACK	1779	CALLBACK
1653	CODE:	1780	CODE:
1654	{	1781	{
1655	dREQ (REQ_DB_COMPACT);	1782	dREQ (REQ_DB_COMPACT, 2);
1656	req->db = db;	1783	req->db = db;
1657	req->txn = txn;	1784	req->txn = txn;
1658	sv_to_dbt (&req->dbt1, start);	1785	if (start) sv_to_dbt (&req->dbt1, start);
1659	sv_to_dbt (&req->dbt2, stop);	1786	if (stop ) sv_to_dbt (&req->dbt2, stop );
1660	req->uint1 = flags;	1787	req->uint1 = flags;
1661	REQ_SEND;	1788	REQ_SEND;
1662	}	1789	}
1663		1790
1664	#endif	1791	#endif
…		…
1667	db_sync (DB *db, U32 flags = 0, SV *callback = 0)	1794	db_sync (DB *db, U32 flags = 0, SV *callback = 0)
1668	PREINIT:	1795	PREINIT:
1669	CALLBACK	1796	CALLBACK
1670	CODE:	1797	CODE:
1671	{	1798	{
1672	dREQ (REQ_DB_SYNC);	1799	dREQ (REQ_DB_SYNC, 1);
1673	req->db = db;	1800	req->db = db;
1674	req->uint1 = flags;	1801	req->uint1 = flags;
1675	REQ_SEND;	1802	REQ_SEND;
1676	}	1803	}
1677		1804
1678	void	1805	void
		1806	db_verify (DB *db, bdb_filename file, bdb_filename database = 0, SV *dummy = 0, U32 flags = 0, SV *callback = 0)
		1807	PREINIT:
		1808	CALLBACK
		1809	CODE:
		1810	{
		1811	dREQ (REQ_DB_VERIFY, 1);
		1812	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1813	req->db = db;
		1814	req->buf1 = strdup (file);
		1815	req->buf2 = strdup_ornull (database);
		1816	req->uint1 = flags;
		1817	REQ_SEND;
		1818	}
		1819
		1820	void
1679	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)	1821	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
1680	PREINIT:	1822	PREINIT:
1681	CALLBACK	1823	CALLBACK
1682	CODE:	1824	CODE:
1683	{	1825	{
1684	dREQ (REQ_DB_SYNC);	1826	dREQ (REQ_DB_UPGRADE, 1);
1685	req->db = db;	1827	req->db = db;
1686	req->buf1 = strdup (file);	1828	req->buf1 = strdup (file);
1687	req->uint1 = flags;	1829	req->uint1 = flags;
1688	REQ_SEND;	1830	REQ_SEND;
1689	}	1831	}
1690		1832
1691	void	1833	void
1692	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)	1834	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
1693	PREINIT:	1835	PREINIT:
1694	CALLBACK	1836	CALLBACK
1695	CODE:	1837	CODE:
1696	{	1838	{
1697	dREQ (REQ_DB_KEY_RANGE);	1839	dREQ (REQ_DB_KEY_RANGE, 2);
1698	req->db = db;	1840	req->db = db;
1699	req->txn = txn;	1841	req->txn = txn;
1700	sv_to_dbt (&req->dbt1, key);	1842	sv_to_dbt (&req->dbt1, key);
1701	req->uint1 = flags;	1843	req->uint1 = flags;
1702	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1844	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
…		…
1707	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1849	db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1708	PREINIT:	1850	PREINIT:
1709	CALLBACK	1851	CALLBACK
1710	CODE:	1852	CODE:
1711	{	1853	{
1712	dREQ (REQ_DB_PUT);	1854	dREQ (REQ_DB_PUT, 2);
1713	req->db = db;	1855	req->db = db;
1714	req->txn = txn;	1856	req->txn = txn;
1715	sv_to_dbt (&req->dbt1, key);	1857	sv_to_dbt (&req->dbt1, key);
1716	sv_to_dbt (&req->dbt2, data);	1858	sv_to_dbt (&req->dbt2, data);
1717	req->uint1 = flags;	1859	req->uint1 = flags;
1718	REQ_SEND;	1860	REQ_SEND;
1719	}	1861	}
1720		1862
1721	#if DB_VERSION_MINOR >= 6	1863	#if DBVER >= 406
1722		1864
1723	void	1865	void
1724	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)	1866	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1725	PREINIT:	1867	PREINIT:
1726	CALLBACK	1868	CALLBACK
1727	CODE:	1869	CODE:
1728	{	1870	{
1729	dREQ (REQ_DB_EXISTS);	1871	dREQ (REQ_DB_EXISTS, 2);
1730	req->db = db;	1872	req->db = db;
1731	req->txn = txn;	1873	req->txn = txn;
1732	req->uint1 = flags;	1874	req->uint1 = flags;
1733	sv_to_dbt (&req->dbt1, key);	1875	sv_to_dbt (&req->dbt1, key);
1734	REQ_SEND;	1876	REQ_SEND;
1735	}	1877	}
1736		1878
1737	#endif	1879	#endif
1738		1880
1739	void	1881	void
1740	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1882	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1741	PREINIT:	1883	PREINIT:
1742	CALLBACK	1884	CALLBACK
1743	CODE:	1885	CODE:
1744	if (SvREADONLY (data))
1745	croak ("can't modify read-only data scalar in db_get");
1746	{	1886	{
		1887	//TODO: key is somtimesmutable
1747	dREQ (REQ_DB_GET);	1888	dREQ (REQ_DB_GET, 2);
1748	req->db = db;	1889	req->db = db;
1749	req->txn = txn;	1890	req->txn = txn;
1750	req->uint1 = flags;	1891	req->uint1 = flags;
1751	sv_to_dbt (&req->dbt1, key);	1892	sv_to_dbt (&req->dbt1, key);
1752	req->dbt3.flags = DB_DBT_MALLOC;	1893	req->dbt3.flags = DB_DBT_MALLOC;
1753	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1894	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1754	REQ_SEND;	1895	REQ_SEND;
1755	}	1896	}
1756		1897
1757	void	1898	void
1758	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)	1899	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1759	PREINIT:	1900	PREINIT:
1760	CALLBACK	1901	CALLBACK
1761	CODE:	1902	CODE:
1762	if (SvREADONLY (data))
1763	croak ("can't modify read-only data scalar in db_pget");
1764	{	1903	{
		1904	//TODO: key is somtimesmutable
1765	dREQ (REQ_DB_PGET);	1905	dREQ (REQ_DB_PGET, 2);
		1906	req->db = db;
		1907	req->txn = txn;
		1908	req->uint1 = flags;
		1909
		1910	sv_to_dbt (&req->dbt1, key);
		1911
		1912	req->dbt2.flags = DB_DBT_MALLOC;
		1913	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1914
		1915	req->dbt3.flags = DB_DBT_MALLOC;
		1916	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1917	REQ_SEND;
		1918	}
		1919
		1920	void
		1921	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
		1922	PREINIT:
		1923	CALLBACK
		1924	CODE:
		1925	{
		1926	dREQ (REQ_DB_DEL, 2);
1766	req->db = db;	1927	req->db = db;
1767	req->txn = txn;	1928	req->txn = txn;
1768	req->uint1 = flags;	1929	req->uint1 = flags;
1769	sv_to_dbt (&req->dbt1, key);	1930	sv_to_dbt (&req->dbt1, key);
1770	sv_to_dbt (&req->dbt2, pkey);
1771	req->dbt3.flags = DB_DBT_MALLOC;
1772	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1773	REQ_SEND;	1931	REQ_SEND;
1774	}	1932	}
1775		1933
1776	void	1934	void
1777	db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)	1935	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1778	PREINIT:	1936	PREINIT:
1779	CALLBACK	1937	CALLBACK
1780	CODE:	1938	CODE:
1781	{	1939	{
1782	dREQ (REQ_DB_DEL);	1940	dREQ (REQ_TXN_COMMIT, 0);
1783	req->db = db;	1941	ptr_nuke (ST (0));
1784	req->txn = txn;	1942	req->txn = txn;
1785	req->uint1 = flags;	1943	req->uint1 = flags;
1786	sv_to_dbt (&req->dbt1, key);
1787	REQ_SEND;	1944	REQ_SEND;
1788	}	1945	}
1789		1946
1790	void	1947	void
		1948	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1949	PREINIT:
		1950	CALLBACK
		1951	CODE:
		1952	{
		1953	dREQ (REQ_TXN_ABORT, 0);
		1954	ptr_nuke (ST (0));
		1955	req->txn = txn;
		1956	REQ_SEND;
		1957	}
		1958
		1959	void
1791	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)	1960	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1792	PREINIT:	1961	PREINIT:
1793	CALLBACK	1962	CALLBACK
1794	CODE:	1963	CODE:
1795	{	1964	{
1796	dREQ (REQ_TXN_COMMIT);	1965	dREQ (REQ_TXN_FINISH, 0);
		1966	ptr_nuke (ST (0));
1797	req->txn = txn;	1967	req->txn = txn;
1798	req->uint1 = flags;	1968	req->uint1 = flags;
1799	REQ_SEND;	1969	REQ_SEND;
		1970	}
		1971
		1972	void
		1973	db_c_close (DBC *dbc, SV *callback = 0)
		1974	PREINIT:
		1975	CALLBACK
		1976	CODE:
		1977	{
		1978	dREQ (REQ_C_CLOSE, 0);
1800	ptr_nuke (ST (0));	1979	ptr_nuke (ST (0));
1801	}
1802
1803	void
1804	db_txn_abort (DB_TXN *txn, SV *callback = 0)
1805	PREINIT:
1806	CALLBACK
1807	CODE:
1808	{
1809	dREQ (REQ_TXN_ABORT);
1810	req->txn = txn;
1811	REQ_SEND;
1812	ptr_nuke (ST (0));
1813	}
1814
1815	void
1816	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1817	PREINIT:
1818	CALLBACK
1819	CODE:
1820	{
1821	dREQ (REQ_TXN_FINISH);
1822	req->txn = txn;
1823	req->uint1 = flags;
1824	REQ_SEND;
1825	ptr_nuke (ST (0));
1826	}
1827
1828	void
1829	db_c_close (DBC *dbc, SV *callback = 0)
1830	PREINIT:
1831	CALLBACK
1832	CODE:
1833	{
1834	dREQ (REQ_C_CLOSE);
1835	req->dbc = dbc;	1980	req->dbc = dbc;
1836	REQ_SEND;	1981	REQ_SEND;
1837	ptr_nuke (ST (0));
1838	}	1982	}
1839		1983
1840	void	1984	void
1841	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)	1985	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
1842	PREINIT:	1986	PREINIT:
1843	CALLBACK	1987	CALLBACK
1844	CODE:	1988	CODE:
1845	{	1989	{
1846	dREQ (REQ_C_COUNT);	1990	dREQ (REQ_C_COUNT, 1);
1847	req->dbc = dbc;	1991	req->dbc = dbc;
1848	req->sv1 = SvREFCNT_inc (count);	1992	req->sv1 = SvREFCNT_inc (count);
1849	REQ_SEND;	1993	REQ_SEND;
1850	}	1994	}
1851		1995
…		…
1853	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1997	db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1854	PREINIT:	1998	PREINIT:
1855	CALLBACK	1999	CALLBACK
1856	CODE:	2000	CODE:
1857	{	2001	{
1858	dREQ (REQ_C_PUT);	2002	dREQ (REQ_C_PUT, 1);
1859	req->dbc = dbc;	2003	req->dbc = dbc;
1860	sv_to_dbt (&req->dbt1, key);	2004	sv_to_dbt (&req->dbt1, key);
1861	sv_to_dbt (&req->dbt2, data);	2005	sv_to_dbt (&req->dbt2, data);
1862	req->uint1 = flags;	2006	req->uint1 = flags;
1863	REQ_SEND;	2007	REQ_SEND;
1864	}	2008	}
1865		2009
1866	void	2010	void
1867	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	2011	db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1868	PREINIT:	2012	PREINIT:
1869	CALLBACK	2013	CALLBACK
1870	CODE:	2014	CODE:
1871	{	2015	{
		2016	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2017	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2018	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2019	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2020	"key",
		2021	"BDB::db_c_get");
		2022
		2023	{
1872	dREQ (REQ_C_GET);	2024	dREQ (REQ_C_GET, 1);
		2025	req->dbc = dbc;
		2026	req->uint1 = flags;
		2027	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2028	sv_to_dbt (&req->dbt1, key);
		2029	else
		2030	{
		2031	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2032	sv_to_dbt (&req->dbt1, key);
		2033	else
		2034	req->dbt1.flags = DB_DBT_MALLOC;
		2035
		2036	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2037	}
		2038
		2039	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2040	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2041	sv_to_dbt (&req->dbt3, data);
		2042	else
		2043	req->dbt3.flags = DB_DBT_MALLOC;
		2044
		2045	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2046	REQ_SEND;
		2047	}
		2048	}
		2049
		2050	void
		2051	db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
		2052	PREINIT:
		2053	CALLBACK
		2054	CODE:
		2055	{
		2056	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2057	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2058	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2059	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2060	"key",
		2061	"BDB::db_c_pget");
		2062
		2063	{
		2064	dREQ (REQ_C_PGET, 1);
		2065	req->dbc = dbc;
		2066	req->uint1 = flags;
		2067	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2068	sv_to_dbt (&req->dbt1, key);
		2069	else
		2070	{
		2071	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2072	sv_to_dbt (&req->dbt1, key);
		2073	else
		2074	req->dbt1.flags = DB_DBT_MALLOC;
		2075
		2076	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2077	}
		2078
		2079	req->dbt2.flags = DB_DBT_MALLOC;
		2080	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2081
		2082	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2083	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2084	sv_to_dbt (&req->dbt3, data);
		2085	else
		2086	req->dbt3.flags = DB_DBT_MALLOC;
		2087
		2088	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2089	REQ_SEND;
		2090	}
		2091	}
		2092
		2093	void
		2094	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
		2095	PREINIT:
		2096	CALLBACK
		2097	CODE:
		2098	{
		2099	dREQ (REQ_C_DEL, 1);
1873	req->dbc = dbc;	2100	req->dbc = dbc;
1874	req->uint1 = flags;	2101	req->uint1 = flags;
1875	if ((flags & DB_SET) == DB_SET
1876	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1877	sv_to_dbt (&req->dbt1, key);
1878	else
1879	req->dbt1.flags = DB_DBT_MALLOC;
1880
1881	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1882
1883	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1884	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1885	sv_to_dbt (&req->dbt3, data);
1886	else
1887	req->dbt3.flags = DB_DBT_MALLOC;
1888
1889	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1890	REQ_SEND;	2102	REQ_SEND;
1891	}	2103	}
1892		2104
1893	void
1894	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)
1895	PREINIT:
1896	CALLBACK
1897	CODE:
1898	{
1899	dREQ (REQ_C_PGET);
1900	req->dbc = dbc;
1901	req->uint1 = flags;
1902	if ((flags & DB_SET) == DB_SET
1903	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1904	sv_to_dbt (&req->dbt1, key);
1905	else
1906	req->dbt1.flags = DB_DBT_MALLOC;
1907		2105
1908	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2106	#if DBVER >= 403
1909
1910	req->dbt2.flags = DB_DBT_MALLOC;
1911	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1912
1913	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1914	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1915	sv_to_dbt (&req->dbt3, data);
1916	else
1917	req->dbt3.flags = DB_DBT_MALLOC;
1918
1919	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1920	REQ_SEND;
1921	}
1922
1923	void
1924	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
1925	PREINIT:
1926	CALLBACK
1927	CODE:
1928	{
1929	dREQ (REQ_C_DEL);
1930	req->dbc = dbc;
1931	req->uint1 = flags;
1932	REQ_SEND;
1933	}
1934
1935
1936	#if DB_VERSION_MINOR >= 3
1937		2107
1938	void	2108	void
1939	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)	2109	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
1940	PREINIT:	2110	PREINIT:
1941	CALLBACK	2111	CALLBACK
1942	CODE:	2112	CODE:
1943	{	2113	{
1944	dREQ (REQ_SEQ_OPEN);	2114	dREQ (REQ_SEQ_OPEN, 2);
1945	req->seq = seq;	2115	req->seq = seq;
1946	req->txn = txnid;	2116	req->txn = txnid;
1947	req->uint1 = flags | DB_THREAD;	2117	req->uint1 = flags | DB_THREAD;
1948	sv_to_dbt (&req->dbt1, key);	2118	sv_to_dbt (&req->dbt1, key);
1949	REQ_SEND;	2119	REQ_SEND;
…		…
1953	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)	2123	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
1954	PREINIT:	2124	PREINIT:
1955	CALLBACK	2125	CALLBACK
1956	CODE:	2126	CODE:
1957	{	2127	{
1958	dREQ (REQ_SEQ_CLOSE);	2128	dREQ (REQ_SEQ_CLOSE, 0);
		2129	ptr_nuke (ST (0));
1959	req->seq = seq;	2130	req->seq = seq;
1960	req->uint1 = flags;	2131	req->uint1 = flags;
1961	REQ_SEND;	2132	REQ_SEND;
1962	ptr_nuke (ST (0));
1963	}	2133	}
1964		2134
1965	void	2135	void
1966	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)	2136	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
1967	PREINIT:	2137	PREINIT:
1968	CALLBACK	2138	CALLBACK
1969	CODE:	2139	CODE:
1970	{	2140	{
1971	dREQ (REQ_SEQ_GET);	2141	dREQ (REQ_SEQ_GET, 2);
1972	req->seq = seq;	2142	req->seq = seq;
1973	req->txn = txnid;	2143	req->txn = txnid;
1974	req->int1 = delta;	2144	req->int1 = delta;
1975	req->uint1 = flags;	2145	req->uint1 = flags;
1976	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2146	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
…		…
1981	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)	2151	db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
1982	PREINIT:	2152	PREINIT:
1983	CALLBACK	2153	CALLBACK
1984	CODE:	2154	CODE:
1985	{	2155	{
1986	dREQ (REQ_SEQ_REMOVE);	2156	dREQ (REQ_SEQ_REMOVE, 2);
1987	req->seq = seq;	2157	req->seq = seq;
1988	req->txn = txnid;	2158	req->txn = txnid;
1989	req->uint1 = flags;	2159	req->uint1 = flags;
1990	REQ_SEND;	2160	REQ_SEND;
1991	}	2161	}
…		…
2035	CODE:	2205	CODE:
2036	RETVAL = env->set_flags (env, flags, onoff);	2206	RETVAL = env->set_flags (env, flags, onoff);
2037	OUTPUT:	2207	OUTPUT:
2038	RETVAL	2208	RETVAL
2039		2209
2040	#if DB_VERSION_MINOR >= 7	2210	#if DBVER >= 407
2041		2211
2042	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)	2212	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
2043	CODE:	2213	CODE:
2044	RETVAL = env->set_intermediate_dir_mode (env, mode);	2214	RETVAL = env->set_intermediate_dir_mode (env, mode);
2045	OUTPUT:	2215	OUTPUT:
…		…
2132	CODE:	2302	CODE:
2133	RETVAL = env->set_lg_max (env, max);	2303	RETVAL = env->set_lg_max (env, max);
2134	OUTPUT:	2304	OUTPUT:
2135	RETVAL	2305	RETVAL
2136		2306
2137	#if DB_VERSION_MINOR >= 4	2307	#if DBVER >= 404
2138		2308
2139	int mutex_set_max (DB_ENV *env, U32 max)	2309	int mutex_set_max (DB_ENV *env, U32 max)
2140	CODE:	2310	CODE:
2141	RETVAL = env->mutex_set_max (env, max);	2311	RETVAL = env->mutex_set_max (env, max);
2142	OUTPUT:	2312	OUTPUT:
…		…
2169	if (errno)	2339	if (errno)
2170	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2340	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
2171	OUTPUT:	2341	OUTPUT:
2172	RETVAL	2342	RETVAL
2173		2343
2174	#if DB_VERSION_MINOR >= 5	2344	#if DBVER >= 405
2175		2345
2176	DB_TXN *	2346	DB_TXN *
2177	cdsgroup_begin (DB_ENV *env)	2347	cdsgroup_begin (DB_ENV *env)
2178	CODE:	2348	CODE:
2179	errno = env->cdsgroup_begin (env, &RETVAL);	2349	errno = env->cdsgroup_begin (env, &RETVAL);
…		…
2200	CODE:	2370	CODE:
2201	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2371	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2202	OUTPUT:	2372	OUTPUT:
2203	RETVAL	2373	RETVAL
2204		2374
		2375	int set_pagesize (DB *db, U32 pagesize)
		2376	CODE:
		2377	RETVAL = db->set_pagesize (db, pagesize);
		2378	OUTPUT:
		2379	RETVAL
		2380
2205	int set_flags (DB *db, U32 flags)	2381	int set_flags (DB *db, U32 flags)
2206	CODE:	2382	CODE:
2207	RETVAL = db->set_flags (db, flags);	2383	RETVAL = db->set_flags (db, flags);
2208	OUTPUT:	2384	OUTPUT:
2209	RETVAL	2385	RETVAL
…		…
2275	if (errno)	2451	if (errno)
2276	croak ("DB->cursor: %s", db_strerror (errno));	2452	croak ("DB->cursor: %s", db_strerror (errno));
2277	OUTPUT:	2453	OUTPUT:
2278	RETVAL	2454	RETVAL
2279		2455
2280	#if DB_VERSION_MINOR >= 3	2456	#if DBVER >= 403
2281		2457
2282	DB_SEQUENCE *	2458	DB_SEQUENCE *
2283	sequence (DB *db, U32 flags = 0)	2459	sequence (DB *db, U32 flags = 0)
2284	CODE:	2460	CODE:
2285	{	2461	{
…		…
2320	DESTROY (DBC_ornuked *dbc)	2496	DESTROY (DBC_ornuked *dbc)
2321	CODE:	2497	CODE:
2322	if (dbc)	2498	if (dbc)
2323	dbc->c_close (dbc);	2499	dbc->c_close (dbc);
2324		2500
2325	#if DB_VERSION_MINOR >= 6	2501	#if DBVER >= 406
2326		2502
2327	int set_priority (DBC *dbc, int priority)	2503	int set_priority (DBC *dbc, int priority)
2328	CODE:	2504	CODE:
2329	dbc->set_priority (dbc, priority);	2505	dbc->set_priority (dbc, priority);
2330		2506
2331	#endif	2507	#endif
2332		2508
2333	#if DB_VERSION_MINOR >= 3	2509	#if DBVER >= 403
2334		2510
2335	MODULE = BDB PACKAGE = BDB::Sequence	2511	MODULE = BDB PACKAGE = BDB::Sequence
2336		2512
2337	void	2513	void
2338	DESTROY (DB_SEQUENCE_ornuked *seq)	2514	DESTROY (DB_SEQUENCE_ornuked *seq)

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