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

Comparing BDB/BDB.xs (file contents):
Revision 1.46 by root, Wed Jul 9 21:16:14 2008 UTC vs.
Revision 1.72 by root, Fri Dec 4 15:04:06 2009 UTC

…		…
		1	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
		2
1	#include "xthread.h"	3	#include "xthread.h"
2		4
3	#include <errno.h>	5	#include <errno.h>
4		6
5	#include "EXTERN.h"	7	#include "EXTERN.h"
6	#include "perl.h"	8	#include "perl.h"
7	#include "XSUB.h"	9	#include "XSUB.h"
8		10
		11	#include "schmorp.h"
		12
9	// perl stupidly defines these as macros, breaking	13	// perl stupidly defines these as argument-less macros, breaking
10	// lots and lots of code.	14	// lots and lots of code.
11	#undef open	15	#undef open
12	#undef close	16	#undef close
13	#undef abort	17	#undef abort
14	#undef malloc	18	#undef malloc
27	# include <unistd.h>	31	# include <unistd.h>
28	#endif	32	#endif
29		33
30	#include <db.h>	34	#include <db.h>
31		35
32	#if DB_VERSION_MAJOR < 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4)	36	#if DB_VERSION_MAJOR != 4 \|\| (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
33	# error you need Berkeley DB 4.4 or newer installed	37	# error you need Berkeley DB 4.3 or a newer 4.x version installed
34	#endif	38	#endif
35		39
36	/* number of seconds after which idle threads exit */	40	/* number of seconds after which idle threads exit */
37	#define IDLE_TIMEOUT 10	41	#define IDLE_TIMEOUT 10
		42
		43	typedef SV SV_mutable;
38		44
39	typedef DB_ENV DB_ENV_ornull;	45	typedef DB_ENV DB_ENV_ornull;
40	typedef DB_TXN DB_TXN_ornull;	46	typedef DB_TXN DB_TXN_ornull;
41	typedef DBC DBC_ornull;	47	typedef DBC DBC_ornull;
42	typedef DB DB_ornull;	48	typedef DB DB_ornull;
43	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
44		49
45	typedef DB_ENV DB_ENV_ornuked;	50	typedef DB_ENV DB_ENV_ornuked;
46	typedef DB_TXN DB_TXN_ornuked;	51	typedef DB_TXN DB_TXN_ornuked;
47	typedef DBC DBC_ornuked;	52	typedef DBC DBC_ornuked;
48	typedef DB DB_ornuked;	53	typedef DB DB_ornuked;
		54
		55	#if DB_VERSION_MINOR >= 3
		56	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
49	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;	57	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
		58	#endif
50		59
51	typedef SV SV8; /* byte-sv, used for argument-checking */
52	typedef char *bdb_filename;	60	typedef char *bdb_filename;
53		61
54	static SV *prepare_cb;	62	static SV *prepare_cb;
		63
		64	static HV
		65	*bdb_stash,
		66	*bdb_env_stash,
		67	*bdb_txn_stash,
		68	*bdb_cursor_stash,
		69	*bdb_db_stash,
		70	*bdb_sequence_stash;
55		71
56	#if DB_VERSION_MINOR >= 6	72	#if DB_VERSION_MINOR >= 6
57	# define c_close close	73	# define c_close close
58	# define c_count count	74	# define c_count count
59	# define c_del del	75	# define c_del del
…		…
127	dbt_to_sv (SV sv, DBT dbt)	143	dbt_to_sv (SV sv, DBT dbt)
128	{	144	{
129	if (sv)	145	if (sv)
130	{	146	{
131	SvREADONLY_off (sv);	147	SvREADONLY_off (sv);
		148
		149	if (dbt->data)
132	sv_setpvn_mg (sv, dbt->data, dbt->size);	150	sv_setpvn_mg (sv, dbt->data, dbt->size);
		151	else
		152	sv_setsv_mg (sv, &PL_sv_undef);
		153
133	SvREFCNT_dec (sv);	154	SvREFCNT_dec (sv);
134	}	155	}
135		156
136	free (dbt->data);	157	free (dbt->data);
137	}	158	}
138		159
139	enum {	160	enum {
140	REQ_QUIT,	161	REQ_QUIT,
141	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	162	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
142	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,	163	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
		164	REQ_ENV_LOG_ARCHIVE,
143	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,	165	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_VERIFY, REQ_DB_UPGRADE,
144	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	166	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
145	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,	167	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
146	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,	168	REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
147	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,	169	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
148	};	170	};
…		…
164	char buf1, buf2, *buf3;	186	char buf1, buf2, *buf3;
165	SV sv1, sv2, *sv3;	187	SV sv1, sv2, *sv3;
166		188
167	DBT dbt1, dbt2, dbt3;	189	DBT dbt1, dbt2, dbt3;
168	DB_KEY_RANGE key_range;	190	DB_KEY_RANGE key_range;
		191	#if DB_VERSION_MINOR >= 3
169	DB_SEQUENCE *seq;	192	DB_SEQUENCE *seq;
170	db_seq_t seq_t;	193	db_seq_t seq_t;
		194	#endif
		195
		196	SV rsv1, rsv2; // keep some request objects alive
171	} bdb_cb;	197	} bdb_cb;
172		198
173	typedef bdb_cb *bdb_req;	199	typedef bdb_cb *bdb_req;
174		200
175	enum {	201	enum {
…		…
229	}	255	}
230		256
231	static volatile unsigned int nreqs, nready, npending;	257	static volatile unsigned int nreqs, nready, npending;
232	static volatile unsigned int max_idle = 4;	258	static volatile unsigned int max_idle = 4;
233	static volatile unsigned int max_outstanding = 0xffffffff;	259	static volatile unsigned int max_outstanding = 0xffffffff;
234	static int respipe_osf [2], respipe [2] = { -1, -1 };	260	static s_epipe respipe;
235		261
236	static mutex_t reslock = X_MUTEX_INIT;	262	static mutex_t reslock = X_MUTEX_INIT;
237	static mutex_t reqlock = X_MUTEX_INIT;	263	static mutex_t reqlock = X_MUTEX_INIT;
238	static cond_t reqwait = X_COND_INIT;	264	static cond_t reqwait = X_COND_INIT;
239		265
…		…
334	abort ();	360	abort ();
335	}	361	}
336		362
337	static int poll_cb (void);	363	static int poll_cb (void);
338	static void req_free (bdb_req req);	364	static void req_free (bdb_req req);
339	static void req_cancel (bdb_req req);
340		365
341	static int req_invoke (bdb_req req)	366	static int req_invoke (bdb_req req)
342	{	367	{
343	dSP;	368	switch (req->type)
		369	{
		370	case REQ_DB_CLOSE:
		371	SvREFCNT_dec (req->sv1);
		372	break;
		373
		374	case REQ_DB_GET:
		375	case REQ_DB_PGET:
		376	case REQ_C_GET:
		377	case REQ_C_PGET:
		378	case REQ_DB_PUT:
		379	case REQ_C_PUT:
		380	dbt_to_sv (req->sv1, &req->dbt1);
		381	dbt_to_sv (req->sv2, &req->dbt2);
		382	dbt_to_sv (req->sv3, &req->dbt3);
		383	break;
		384
		385	case REQ_DB_KEY_RANGE:
		386	{
		387	AV *av = newAV ();
		388
		389	av_push (av, newSVnv (req->key_range.less));
		390	av_push (av, newSVnv (req->key_range.equal));
		391	av_push (av, newSVnv (req->key_range.greater));
		392
		393	av = (AV )newRV_noinc ((SV )av);
		394
		395	SvREADONLY_off (req->sv1);
		396	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		397	SvREFCNT_dec (av);
		398	SvREFCNT_dec (req->sv1);
		399	}
		400	break;
		401
		402	#if DB_VERSION_MINOR >= 3
		403	case REQ_SEQ_GET:
		404	SvREADONLY_off (req->sv1);
		405
		406	if (sizeof (IV) > 4)
		407	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		408	else
		409	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		410
		411	SvREFCNT_dec (req->sv1);
		412	break;
		413	#endif
		414
		415	case REQ_ENV_LOG_ARCHIVE:
		416	{
		417	AV *av = newAV ();
		418	char listp = (char )req->buf1;
		419
		420	if (listp)
		421	while (*listp)
		422	av_push (av, newSVpv (*listp, 0)), ++listp;
		423
		424	av = (AV )newRV_noinc ((SV )av);
		425
		426	SvREADONLY_off (req->sv1);
		427	sv_setsv_mg (req->sv1, (SV *)av);
		428	SvREFCNT_dec (av);
		429	SvREFCNT_dec (req->sv1);
		430	}
		431	break;
		432	}
		433
		434	errno = req->result;
344		435
345	if (req->callback)	436	if (req->callback)
346	{	437	{
		438	dSP;
		439
347	ENTER;	440	ENTER;
348	SAVETMPS;	441	SAVETMPS;
349	PUSHMARK (SP);	442	PUSHMARK (SP);
350		443
351	switch (req->type)
352	{
353	case REQ_DB_CLOSE:
354	SvREFCNT_dec (req->sv1);
355	break;
356
357	case REQ_DB_GET:
358	case REQ_DB_PGET:
359	dbt_to_sv (req->sv3, &req->dbt3);
360	break;
361
362	case REQ_C_GET:
363	case REQ_C_PGET:
364	dbt_to_sv (req->sv1, &req->dbt1);
365	dbt_to_sv (req->sv2, &req->dbt2);
366	dbt_to_sv (req->sv3, &req->dbt3);
367	break;
368
369	case REQ_DB_PUT:
370	case REQ_C_PUT:
371	dbt_to_sv (0, &req->dbt1);
372	dbt_to_sv (0, &req->dbt2);
373	break;
374
375	case REQ_DB_KEY_RANGE:
376	{
377	AV *av = newAV ();
378
379	av_push (av, newSVnv (req->key_range.less));
380	av_push (av, newSVnv (req->key_range.equal));
381	av_push (av, newSVnv (req->key_range.greater));
382
383	SvREADONLY_off (req->sv1);
384	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
385	SvREFCNT_dec (req->sv1);
386	}
387	break;
388
389	case REQ_SEQ_GET:
390	SvREADONLY_off (req->sv1);
391
392	if (sizeof (IV) > 4)
393	sv_setiv_mg (req->sv1, (IV)req->seq_t);
394	else
395	sv_setnv_mg (req->sv1, (NV)req->seq_t);
396
397	SvREFCNT_dec (req->sv1);
398	break;
399	}
400
401	errno = req->result;
402
403	PUTBACK;	444	PUTBACK;
404	call_sv (req->callback, G_VOID \| G_EVAL);	445	call_sv (req->callback, G_VOID \| G_EVAL);
405	SPAGAIN;	446	SPAGAIN;
406		447
407	FREETMPS;	448	FREETMPS;
408	LEAVE;	449	LEAVE;
		450
		451	return !SvTRUE (ERRSV);
409	}	452	}
410		453
411	return !SvTRUE (ERRSV);	454	return 1;
412	}	455	}
413		456
414	static void req_free (bdb_req req)	457	static void req_free (bdb_req req)
415	{	458	{
416	SvREFCNT_dec (req->callback);	459	SvREFCNT_dec (req->callback);
		460
		461	SvREFCNT_dec (req->rsv1);
		462	SvREFCNT_dec (req->rsv2);
417		463
418	free (req->buf1);	464	free (req->buf1);
419	free (req->buf2);	465	free (req->buf2);
420	free (req->buf3);	466	free (req->buf3);
421		467
422	Safefree (req);	468	Safefree (req);
423	}	469	}
424		470
425	#ifdef USE_SOCKETS_AS_HANDLES
426	# define TO_SOCKET(x) (win32_get_osfhandle (x))
427	#else
428	# define TO_SOCKET(x) (x)
429	#endif
430
431	static void	471	static void
432	create_respipe (void)	472	create_respipe (void)
433	{	473	{
434	#ifdef _WIN32
435	int arg; /* argg */
436	#endif
437	int old_readfd = respipe [0];
438
439	if (respipe [1] >= 0)
440	respipe_close (TO_SOCKET (respipe [1]));
441
442	#ifdef _WIN32
443	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
444	#else
445	if (pipe (respipe))	474	if (s_epipe_renew (&respipe))
446	#endif	475	croak ("BDB: unable to create event pipe");
447	croak ("unable to initialize result pipe");
448
449	if (old_readfd >= 0)
450	{
451	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
452	croak ("unable to initialize result pipe(2)");
453
454	respipe_close (respipe [0]);
455	respipe [0] = old_readfd;
456	}
457
458	#ifdef _WIN32
459	arg = 1;
460	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
461	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
462	#else
463	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
464	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
465	#endif
466	croak ("unable to initialize result pipe(3)");
467
468	respipe_osf [0] = TO_SOCKET (respipe [0]);
469	respipe_osf [1] = TO_SOCKET (respipe [1]);
470	}	476	}
471		477
		478	static void bdb_request (bdb_req req);
472	X_THREAD_PROC (bdb_proc);	479	X_THREAD_PROC (bdb_proc);
473		480
474	static void start_thread (void)	481	static void start_thread (void)
475	{	482	{
476	worker *wrk = calloc (1, sizeof (worker));	483	worker *wrk = calloc (1, sizeof (worker));
…		…
517	on_next_submit = 0;	524	on_next_submit = 0;
518		525
519	PUSHMARK (SP);	526	PUSHMARK (SP);
520	PUTBACK;	527	PUTBACK;
521	call_sv (cb, G_DISCARD \| G_EVAL);	528	call_sv (cb, G_DISCARD \| G_EVAL);
		529	SPAGAIN;
522	}	530	}
523		531
524	// synthesize callback if none given	532	// synthesize callback if none given
525	if (!req->callback)	533	if (!req->callback)
526	{	534	{
		535	if (SvOK (prepare_cb))
		536	{
527	int count;	537	int count;
528		538
529	dSP;	539	dSP;
530	PUSHMARK (SP);	540	PUSHMARK (SP);
531	PUTBACK;	541	PUTBACK;
532	count = call_sv (prepare_cb, G_ARRAY);	542	count = call_sv (prepare_cb, G_ARRAY);
533	SPAGAIN;	543	SPAGAIN;
534		544
535	if (count != 2)	545	if (count != 2)
536	croak ("prepare callback must return exactly two values\n");	546	croak ("sync prepare callback must return exactly two values\n");
537		547
538	wait_callback = POPs;	548	wait_callback = POPs;
539	SvREFCNT_dec (req->callback);
540	req->callback = SvREFCNT_inc (POPs);	549	req->callback = SvREFCNT_inc (POPs);
		550	}
		551	else
		552	{
		553	// execute request synchronously
		554	bdb_request (req);
		555	req_invoke (req);
		556	req_free (req);
		557	return;
		558	}
541	}	559	}
542		560
543	++nreqs;	561	++nreqs;
544		562
545	X_LOCK (reqlock);	563	X_LOCK (reqlock);
…		…
559	}	577	}
560	}	578	}
561		579
562	static void end_thread (void)	580	static void end_thread (void)
563	{	581	{
564	bdb_req req;	582	bdb_req req = calloc (1, sizeof (bdb_cb));
565
566	Newz (0, req, 1, bdb_cb);
567		583
568	req->type = REQ_QUIT;	584	req->type = REQ_QUIT;
569	req->pri = PRI_MAX + PRI_BIAS;	585	req->pri = PRI_MAX + PRI_BIAS;
570		586
571	X_LOCK (reqlock);	587	X_LOCK (reqlock);
…		…
600	end_thread ();	616	end_thread ();
601	}	617	}
602		618
603	static void poll_wait (void)	619	static void poll_wait (void)
604	{	620	{
605	fd_set rfd;
606
607	while (nreqs)	621	while (nreqs)
608	{	622	{
609	int size;	623	int size;
610	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	624	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
611	size = res_queue.size;	625	size = res_queue.size;
…		…
614	if (size)	628	if (size)
615	return;	629	return;
616		630
617	maybe_start_thread ();	631	maybe_start_thread ();
618		632
619	FD_ZERO (&rfd);	633	s_epipe_wait (&respipe);
620	FD_SET (respipe [0], &rfd);
621
622	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
623	}	634	}
624	}	635	}
625		636
626	static int poll_cb (void)	637	static int poll_cb (void)
627	{	638	{
…		…
647	if (req)	658	if (req)
648	{	659	{
649	--npending;	660	--npending;
650		661
651	if (!res_queue.size)	662	if (!res_queue.size)
652	{
653	/* read any signals sent by the worker threads */	663	/* read any signals sent by the worker threads */
654	char buf [4];	664	s_epipe_drain (&respipe);
655	while (respipe_read (respipe [0], buf, 4) == 4)
656	;
657	}
658	}	665	}
659		666
660	X_UNLOCK (reslock);	667	X_UNLOCK (reslock);
661		668
662	if (!req)	669	if (!req)
…		…
697	return count;	704	return count;
698	}	705	}
699		706
700	/*****************************************************************************/	707	/*****************************************************************************/
701		708
		709	static void
		710	bdb_request (bdb_req req)
		711	{
		712	switch (req->type)
		713	{
		714	case REQ_ENV_OPEN:
		715	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		716	break;
		717
		718	case REQ_ENV_CLOSE:
		719	req->result = req->env->close (req->env, req->uint1);
		720	break;
		721
		722	case REQ_ENV_TXN_CHECKPOINT:
		723	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		724	break;
		725
		726	case REQ_ENV_LOCK_DETECT:
		727	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		728	break;
		729
		730	case REQ_ENV_MEMP_SYNC:
		731	req->result = req->env->memp_sync (req->env, 0);
		732	break;
		733
		734	case REQ_ENV_MEMP_TRICKLE:
		735	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		736	break;
		737
		738	case REQ_ENV_DBREMOVE:
		739	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		740	break;
		741
		742	case REQ_ENV_DBRENAME:
		743	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		744	break;
		745
		746	case REQ_DB_OPEN:
		747	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		748	break;
		749
		750	case REQ_DB_CLOSE:
		751	req->result = req->db->close (req->db, req->uint1);
		752	break;
		753
		754	#if DB_VERSION_MINOR >= 4
		755	case REQ_DB_COMPACT:
		756	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);
		757	break;
		758	#endif
		759
		760	case REQ_DB_SYNC:
		761	req->result = req->db->sync (req->db, req->uint1);
		762	break;
		763
		764	case REQ_DB_VERIFY:
		765	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		766	break;
		767
		768	case REQ_DB_UPGRADE:
		769	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		770	break;
		771
		772	case REQ_DB_PUT:
		773	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		774	break;
		775
		776	#if DB_VERSION_MINOR >= 6
		777	case REQ_DB_EXISTS:
		778	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		779	break;
		780	#endif
		781	case REQ_DB_GET:
		782	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		783	break;
		784
		785	case REQ_DB_PGET:
		786	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		787	break;
		788
		789	case REQ_DB_DEL:
		790	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		791	break;
		792
		793	case REQ_DB_KEY_RANGE:
		794	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		795	break;
		796
		797	case REQ_TXN_COMMIT:
		798	req->result = req->txn->commit (req->txn, req->uint1);
		799	break;
		800
		801	case REQ_TXN_ABORT:
		802	req->result = req->txn->abort (req->txn);
		803	break;
		804
		805	case REQ_TXN_FINISH:
		806	if (req->txn->flags & TXN_DEADLOCK)
		807	{
		808	req->result = req->txn->abort (req->txn);
		809	if (!req->result)
		810	req->result = DB_LOCK_DEADLOCK;
		811	}
		812	else
		813	req->result = req->txn->commit (req->txn, req->uint1);
		814	break;
		815
		816	case REQ_C_CLOSE:
		817	req->result = req->dbc->c_close (req->dbc);
		818	break;
		819
		820	case REQ_C_COUNT:
		821	{
		822	db_recno_t recno;
		823	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		824	req->uv1 = recno;
		825	}
		826	break;
		827
		828	case REQ_C_PUT:
		829	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		830	break;
		831
		832	case REQ_C_GET:
		833	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		834	break;
		835
		836	case REQ_C_PGET:
		837	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		838	break;
		839
		840	case REQ_C_DEL:
		841	req->result = req->dbc->c_del (req->dbc, req->uint1);
		842	break;
		843
		844	#if DB_VERSION_MINOR >= 3
		845	case REQ_SEQ_OPEN:
		846	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		847	break;
		848
		849	case REQ_SEQ_CLOSE:
		850	req->result = req->seq->close (req->seq, req->uint1);
		851	break;
		852
		853	case REQ_SEQ_GET:
		854	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		855	break;
		856
		857	case REQ_SEQ_REMOVE:
		858	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		859	break;
		860	#endif
		861
		862	case REQ_ENV_LOG_ARCHIVE:
		863	{
		864	char *listp = 0; / DB_ARCH_REMOVE does not touch listp, contrary to docs */
		865	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		866	req->buf1 = (char *)listp;
		867	}
		868	break;
		869
		870	default:
		871	req->result = ENOSYS;
		872	break;
		873	}
		874
		875	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		876	req->txn->flags \|= TXN_DEADLOCK;
		877	}
		878
702	X_THREAD_PROC (bdb_proc)	879	X_THREAD_PROC (bdb_proc)
703	{	880	{
704	bdb_req req;	881	bdb_req req;
705	struct timespec ts;	882	struct timespec ts;
706	worker self = (worker )thr_arg;	883	worker self = (worker )thr_arg;
…		…
708	/* try to distribute timeouts somewhat evenly */	885	/* try to distribute timeouts somewhat evenly */
709	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	886	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
710		887
711	for (;;)	888	for (;;)
712	{	889	{
713	ts.tv_sec = time (0) + IDLE_TIMEOUT;	890	ts.tv_sec = time (0) + IDLE_TIMEOUT;
714		891
715	X_LOCK (reqlock);	892	X_LOCK (reqlock);
716		893
717	for (;;)	894	for (;;)
718	{	895	{
…		…
745	}	922	}
746		923
747	--nready;	924	--nready;
748		925
749	X_UNLOCK (reqlock);	926	X_UNLOCK (reqlock);
750		927
751	switch (req->type)	928	if (req->type == REQ_QUIT)
752	{	929	{
753	case REQ_QUIT:	930	X_LOCK (reslock);
754	req->result = ENOSYS;	931	free (req);
		932	self->req = 0;
		933	X_UNLOCK (reslock);
		934
755	goto quit;	935	goto quit;
756
757	case REQ_ENV_OPEN:
758	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
759	break;
760
761	case REQ_ENV_CLOSE:
762	req->result = req->env->close (req->env, req->uint1);
763	break;
764
765	case REQ_ENV_TXN_CHECKPOINT:
766	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
767	break;
768
769	case REQ_ENV_LOCK_DETECT:
770	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
771	break;
772
773	case REQ_ENV_MEMP_SYNC:
774	req->result = req->env->memp_sync (req->env, 0);
775	break;
776
777	case REQ_ENV_MEMP_TRICKLE:
778	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
779	break;
780
781	case REQ_ENV_DBREMOVE:
782	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
783	break;
784
785	case REQ_ENV_DBRENAME:
786	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
787	break;
788
789	case REQ_DB_OPEN:
790	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
791	break;
792
793	case REQ_DB_CLOSE:
794	req->result = req->db->close (req->db, req->uint1);
795	break;
796
797	case REQ_DB_COMPACT:
798	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
799	break;
800
801	case REQ_DB_SYNC:
802	req->result = req->db->sync (req->db, req->uint1);
803	break;
804
805	case REQ_DB_UPGRADE:
806	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
807	break;
808
809	case REQ_DB_PUT:
810	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
811	break;
812
813	#if DB_VERSION_MINOR >= 6
814	case REQ_DB_EXISTS:
815	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
816	break;
817	#endif
818	case REQ_DB_GET:
819	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
820	break;
821
822	case REQ_DB_PGET:
823	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
824	break;
825
826	case REQ_DB_DEL:
827	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
828	break;
829
830	case REQ_DB_KEY_RANGE:
831	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
832	break;
833
834	case REQ_TXN_COMMIT:
835	req->result = req->txn->commit (req->txn, req->uint1);
836	break;
837
838	case REQ_TXN_ABORT:
839	req->result = req->txn->abort (req->txn);
840	break;
841
842	case REQ_TXN_FINISH:
843	if (req->txn->flags & TXN_DEADLOCK)
844	{
845	req->result = req->txn->abort (req->txn);
846	if (!req->result)
847	req->result = DB_LOCK_DEADLOCK;
848	}
849	else
850	req->result = req->txn->commit (req->txn, req->uint1);
851	break;
852
853	case REQ_C_CLOSE:
854	req->result = req->dbc->c_close (req->dbc);
855	break;
856
857	case REQ_C_COUNT:
858	{
859	db_recno_t recno;
860	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
861	req->uv1 = recno;
862	}
863	break;
864
865	case REQ_C_PUT:
866	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
867	break;
868
869	case REQ_C_GET:
870	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
871	break;
872
873	case REQ_C_PGET:
874	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
875	break;
876
877	case REQ_C_DEL:
878	req->result = req->dbc->c_del (req->dbc, req->uint1);
879	break;
880
881	case REQ_SEQ_OPEN:
882	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
883	break;
884
885	case REQ_SEQ_CLOSE:
886	req->result = req->seq->close (req->seq, req->uint1);
887	break;
888
889	case REQ_SEQ_GET:
890	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
891	break;
892
893	case REQ_SEQ_REMOVE:
894	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
895	break;
896
897	default:
898	req->result = ENOSYS;
899	break;
900	}	936	}
901		937
902	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))	938	bdb_request (req);
903	req->txn->flags \|= TXN_DEADLOCK;
904		939
905	X_LOCK (reslock);	940	X_LOCK (reslock);
906		941
907	++npending;	942	++npending;
908		943
909	if (!reqq_push (&res_queue, req))	944	if (!reqq_push (&res_queue, req))
910	/* write a dummy byte to the pipe so fh becomes ready */	945	s_epipe_signal (&respipe);
911	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
912		946
913	self->req = 0;	947	self->req = 0;
914	worker_clear (self);	948	worker_clear (self);
915		949
916	X_UNLOCK (reslock);	950	X_UNLOCK (reslock);
…		…
970	create_respipe ();	1004	create_respipe ();
971		1005
972	atfork_parent ();	1006	atfork_parent ();
973	}	1007	}
974		1008
975	#define dREQ(reqtype) \	1009	#define dREQ(reqtype,rsvcnt) \
976	bdb_req req; \	1010	bdb_req req; \
977	int req_pri = next_pri; \	1011	int req_pri = next_pri; \
978	next_pri = DEFAULT_PRI + PRI_BIAS; \	1012	next_pri = DEFAULT_PRI + PRI_BIAS; \
979	\	1013	\
980	if (callback && SvOK (callback)) \	1014	if (callback && SvOK (callback)) \
…		…
982	\	1016	\
983	Newz (0, req, 1, bdb_cb); \	1017	Newz (0, req, 1, bdb_cb); \
984	if (!req) \	1018	if (!req) \
985	croak ("out of memory during bdb_req allocation"); \	1019	croak ("out of memory during bdb_req allocation"); \
986	\	1020	\
987	req->callback = cb ? SvREFCNT_inc (cb) : 0; \	1021	req->callback = SvREFCNT_inc (cb); \
988	req->type = (reqtype); \	1022	req->type = (reqtype); \
989	req->pri = req_pri	1023	req->pri = req_pri; \
		1024	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
		1025	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
		1026	(void)0;
990		1027
991	#define REQ_SEND \	1028	#define REQ_SEND \
992	req_send (req)	1029	req_send (req)
993		1030
994	#define SvPTR(var, arg, type, class, nullok) \	1031	#define SvPTR(var, arg, type, stash, class, nullok) \
995	if (!SvOK (arg)) \	1032	if (!SvOK (arg)) \
996	{ \	1033	{ \
997	if (nullok != 1) \	1034	if (nullok != 1) \
998	croak (# var " must be a " # class " object, not undef"); \	1035	croak (# var " must be a " # class " object, not undef"); \
999	\	1036	\
1000	(var) = 0; \	1037	(var) = 0; \
1001	} \	1038	} \
1002	else if (sv_derived_from ((arg), # class)) \	1039	else if (SvSTASH (SvRV (arg)) == stash \|\| sv_derived_from ((arg), # class)) \
1003	{ \	1040	{ \
1004	IV tmp = SvIV ((SV*) SvRV (arg)); \	1041	IV tmp = SvIV ((SV*) SvRV (arg)); \
1005	(var) = INT2PTR (type, tmp); \	1042	(var) = INT2PTR (type, tmp); \
1006	if (!var && nullok != 2) \	1043	if (!var && nullok != 2) \
1007	croak (# var " is not a valid " # class " object anymore"); \	1044	croak (# var " is not a valid " # class " object anymore"); \
1008	} \	1045	} \
1009	else \	1046	else \
1010	croak (# var " is not of type " # class);	1047	croak (# var " is not of type " # class);
		1048
		1049	#define ARG_MUTABLE(name) \
		1050	if (SvREADONLY (name)) \
		1051	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
		1052
		1053	static SV *
		1054	newSVptr (void ptr, HV stash)
		1055	{
		1056	SV *rv = NEWSV (0, 0);
		1057	sv_upgrade (rv, SVt_PVMG);
		1058	sv_setiv (rv, PTR2IV (ptr));
		1059
		1060	return sv_bless (newRV_noinc (rv), stash);
		1061	}
1011		1062
1012	static void	1063	static void
1013	ptr_nuke (SV *sv)	1064	ptr_nuke (SV *sv)
1014	{	1065	{
1015	assert (SvROK (sv));	1066	assert (SvROK (sv));
…		…
1086	}	1137	}
1087		1138
1088	return 0;	1139	return 0;
1089	}	1140	}
1090		1141
		1142	/*****************************************************************************/
		1143
		1144	#if 0
		1145	static int
		1146	bt_pfxc_compare (DB db, const DBT dbt1, const DBT *dbt2)
		1147	{
		1148	ssize_t size1 = dbt1->size;
		1149	ssize_t size2 = dbt2->size;
		1150	int res = memcmp ((void )dbt1->data, (void )dbt2->data,
		1151	size1 <= size2 ? size1 : size2);
		1152
		1153	if (res)
		1154	return res;
		1155	else if (size1 - size2)
		1156	return size1 - size2;
		1157	else
		1158	return 0;
		1159	}
		1160
		1161	static size_t
		1162	bt_pfxc_prefix_x (DB db, const DBT dbt1, const DBT *dbt2)
		1163	{
		1164	ssize_t size1 = dbt1->size;
		1165	ssize_t size2 = dbt2->size;
		1166	u_int8_t p1 = (u_int8_t )dbt1->data;
		1167	u_int8_t p2 = (u_int8_t )dbt2->data;
		1168	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1169
		1170	while (p1 < pe)
		1171	if (p1++ != p2++)
		1172	return p1 - (u_int8_t *)dbt1->data - 1;
		1173
		1174	if (size1 < size2) return size1 + 1;
		1175	if (size1 > size2) return size2 + 1;
		1176
		1177	return size1;
		1178	}
		1179	#endif
		1180
		1181	/*****************************************************************************/
		1182
		1183	/* stupid windows defines CALLBACK as well */
		1184	#undef CALLBACK
1091	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));	1185	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1092		1186
1093	MODULE = BDB PACKAGE = BDB	1187	MODULE = BDB PACKAGE = BDB
1094		1188
1095	PROTOTYPES: ENABLE	1189	PROTOTYPES: ENABLE
1096		1190
1097	BOOT:	1191	BOOT:
1098	{	1192	{
1099	HV *stash = gv_stashpv ("BDB", 1);
1100
1101	static const struct {	1193	static const struct {
1102	const char *name;	1194	const char *name;
1103	IV iv;	1195	IV iv;
1104	} *civ, const_iv[] = {	1196	} *civ, const_iv[] = {
1105	#define const_iv(name) { # name, (IV)DB_ ## name },	1197	#define const_iv(name) { # name, (IV)DB_ ## name },
…		…
1117	const_iv (RDONLY)	1209	const_iv (RDONLY)
1118	const_iv (USE_ENVIRON)	1210	const_iv (USE_ENVIRON)
1119	const_iv (USE_ENVIRON_ROOT)	1211	const_iv (USE_ENVIRON_ROOT)
1120	const_iv (LOCKDOWN)	1212	const_iv (LOCKDOWN)
1121	const_iv (PRIVATE)	1213	const_iv (PRIVATE)
1122	const_iv (REGISTER)
1123	const_iv (SYSTEM_MEM)	1214	const_iv (SYSTEM_MEM)
1124	const_iv (AUTO_COMMIT)	1215	const_iv (AUTO_COMMIT)
1125	const_iv (CDB_ALLDB)	1216	const_iv (CDB_ALLDB)
1126	const_iv (DIRECT_DB)	1217	const_iv (DIRECT_DB)
1127	const_iv (DSYNC_DB)
1128	const_iv (NOLOCKING)	1218	const_iv (NOLOCKING)
1129	const_iv (NOMMAP)	1219	const_iv (NOMMAP)
1130	const_iv (NOPANIC)	1220	const_iv (NOPANIC)
1131	const_iv (OVERWRITE)	1221	const_iv (OVERWRITE)
1132	const_iv (PANIC_ENVIRONMENT)	1222	const_iv (PANIC_ENVIRONMENT)
…		…
1143	const_iv (HASH)	1233	const_iv (HASH)
1144	const_iv (QUEUE)	1234	const_iv (QUEUE)
1145	const_iv (RECNO)	1235	const_iv (RECNO)
1146	const_iv (UNKNOWN)	1236	const_iv (UNKNOWN)
1147	const_iv (EXCL)	1237	const_iv (EXCL)
1148	const_iv (READ_COMMITTED)
1149	const_iv (READ_UNCOMMITTED)
1150	const_iv (TRUNCATE)	1238	const_iv (TRUNCATE)
1151	const_iv (NOSYNC)	1239	const_iv (NOSYNC)
1152	const_iv (CHKSUM)	1240	const_iv (CHKSUM)
1153	const_iv (ENCRYPT)	1241	const_iv (ENCRYPT)
1154	const_iv (DUP)	1242	const_iv (DUP)
1155	const_iv (DUPSORT)	1243	const_iv (DUPSORT)
1156	const_iv (RECNUM)	1244	//const_iv (RECNUM)
1157	const_iv (RENUMBER)	1245	const_iv (RENUMBER)
1158	const_iv (REVSPLITOFF)	1246	const_iv (REVSPLITOFF)
1159	const_iv (INORDER)
1160	const_iv (CONSUME)	1247	const_iv (CONSUME)
1161	const_iv (CONSUME_WAIT)	1248	const_iv (CONSUME_WAIT)
1162	const_iv (GET_BOTH)	1249	const_iv (GET_BOTH)
1163	const_iv (GET_BOTH_RANGE)	1250	const_iv (GET_BOTH_RANGE)
1164	//const_iv (SET_RECNO)	1251	//const_iv (SET_RECNO)
…		…
1173	const_iv (LOCK_DEADLOCK)	1260	const_iv (LOCK_DEADLOCK)
1174	const_iv (LOCK_NOTGRANTED)	1261	const_iv (LOCK_NOTGRANTED)
1175	const_iv (RUNRECOVERY)	1262	const_iv (RUNRECOVERY)
1176	const_iv (OLD_VERSION)	1263	const_iv (OLD_VERSION)
1177	const_iv (REP_HANDLE_DEAD)	1264	const_iv (REP_HANDLE_DEAD)
1178	const_iv (REP_LOCKOUT)
1179	const_iv (SECONDARY_BAD)	1265	const_iv (SECONDARY_BAD)
1180
1181	const_iv (FREE_SPACE)
1182	const_iv (FREELIST_ONLY)
1183		1266
1184	const_iv (APPEND)	1267	const_iv (APPEND)
1185	const_iv (NODUPDATA)	1268	const_iv (NODUPDATA)
1186	const_iv (NOOVERWRITE)	1269	const_iv (NOOVERWRITE)
1187		1270
…		…
1210	const_iv (FORCE)	1293	const_iv (FORCE)
1211		1294
1212	const_iv (LOCK_DEFAULT)	1295	const_iv (LOCK_DEFAULT)
1213	const_iv (LOCK_EXPIRE)	1296	const_iv (LOCK_EXPIRE)
1214	const_iv (LOCK_MAXLOCKS)	1297	const_iv (LOCK_MAXLOCKS)
1215	const_iv (LOCK_MAXWRITE)
1216	const_iv (LOCK_MINLOCKS)	1298	const_iv (LOCK_MINLOCKS)
1217	const_iv (LOCK_MINWRITE)	1299	const_iv (LOCK_MINWRITE)
1218	const_iv (LOCK_OLDEST)	1300	const_iv (LOCK_OLDEST)
1219	const_iv (LOCK_RANDOM)	1301	const_iv (LOCK_RANDOM)
1220	const_iv (LOCK_YOUNGEST)	1302	const_iv (LOCK_YOUNGEST)
1221		1303
1222	const_iv (SEQ_DEC)
1223	const_iv (SEQ_INC)
1224	const_iv (SEQ_WRAP)
1225
1226	const_iv (BUFFER_SMALL)
1227	const_iv (DONOTINDEX)	1304	const_iv (DONOTINDEX)
1228	const_iv (KEYEMPTY )	1305	const_iv (KEYEMPTY )
1229	const_iv (KEYEXIST )	1306	const_iv (KEYEXIST )
1230	const_iv (LOCK_DEADLOCK)	1307	const_iv (LOCK_DEADLOCK)
1231	const_iv (LOCK_NOTGRANTED)	1308	const_iv (LOCK_NOTGRANTED)
1232	const_iv (LOG_BUFFER_FULL)
1233	const_iv (NOSERVER)	1309	const_iv (NOSERVER)
1234	const_iv (NOSERVER_HOME)	1310	const_iv (NOSERVER_HOME)
1235	const_iv (NOSERVER_ID)	1311	const_iv (NOSERVER_ID)
1236	const_iv (NOTFOUND)	1312	const_iv (NOTFOUND)
1237	const_iv (PAGE_NOTFOUND)	1313	const_iv (PAGE_NOTFOUND)
1238	const_iv (REP_DUPMASTER)	1314	const_iv (REP_DUPMASTER)
1239	const_iv (REP_HANDLE_DEAD)	1315	const_iv (REP_HANDLE_DEAD)
1240	const_iv (REP_HOLDELECTION)	1316	const_iv (REP_HOLDELECTION)
1241	const_iv (REP_IGNORE)
1242	const_iv (REP_ISPERM)	1317	const_iv (REP_ISPERM)
1243	const_iv (REP_JOIN_FAILURE)
1244	const_iv (REP_LOCKOUT)
1245	const_iv (REP_NEWMASTER)	1318	const_iv (REP_NEWMASTER)
1246	const_iv (REP_NEWSITE)	1319	const_iv (REP_NEWSITE)
1247	const_iv (REP_NOTPERM)	1320	const_iv (REP_NOTPERM)
1248	const_iv (REP_UNAVAIL)	1321	const_iv (REP_UNAVAIL)
1249	const_iv (RUNRECOVERY)	1322	const_iv (RUNRECOVERY)
1250	const_iv (SECONDARY_BAD)	1323	const_iv (SECONDARY_BAD)
1251	const_iv (VERIFY_BAD)	1324	const_iv (VERIFY_BAD)
1252	const_iv (VERSION_MISMATCH)	1325
		1326	const_iv (SALVAGE)
		1327	const_iv (AGGRESSIVE)
		1328	const_iv (PRINTABLE)
		1329	const_iv (NOORDERCHK)
		1330	const_iv (ORDERCHKONLY)
		1331
		1332	const_iv (ARCH_ABS)
		1333	const_iv (ARCH_DATA)
		1334	const_iv (ARCH_LOG)
		1335	const_iv (ARCH_REMOVE)
1253		1336
1254	const_iv (VERB_DEADLOCK)	1337	const_iv (VERB_DEADLOCK)
1255	const_iv (VERB_RECOVERY)	1338	const_iv (VERB_RECOVERY)
1256	const_iv (VERB_REGISTER)
1257	const_iv (VERB_REPLICATION)	1339	const_iv (VERB_REPLICATION)
1258	const_iv (VERB_WAITSFOR)	1340	const_iv (VERB_WAITSFOR)
1259		1341
1260	const_iv (VERSION_MAJOR)	1342	const_iv (VERSION_MAJOR)
1261	const_iv (VERSION_MINOR)	1343	const_iv (VERSION_MINOR)
1262	const_iv (VERSION_PATCH)	1344	const_iv (VERSION_PATCH)
		1345	#if DB_VERSION_MINOR >= 3
		1346	const_iv (INORDER)
		1347	const_iv (LOCK_MAXWRITE)
		1348	const_iv (SEQ_DEC)
		1349	const_iv (SEQ_INC)
		1350	const_iv (SEQ_WRAP)
		1351	const_iv (BUFFER_SMALL)
		1352	const_iv (LOG_BUFFER_FULL)
		1353	const_iv (VERSION_MISMATCH)
		1354	#endif
		1355	#if DB_VERSION_MINOR >= 4
		1356	const_iv (REGISTER)
		1357	const_iv (DSYNC_DB)
		1358	const_iv (READ_COMMITTED)
		1359	const_iv (READ_UNCOMMITTED)
		1360	const_iv (REP_IGNORE)
		1361	const_iv (REP_LOCKOUT)
		1362	const_iv (REP_JOIN_FAILURE)
		1363	const_iv (FREE_SPACE)
		1364	const_iv (FREELIST_ONLY)
		1365	const_iv (VERB_REGISTER)
		1366	#endif
1263	#if DB_VERSION_MINOR >= 5	1367	#if DB_VERSION_MINOR >= 5
1264	const_iv (MULTIVERSION)	1368	const_iv (MULTIVERSION)
1265	const_iv (TXN_SNAPSHOT)	1369	const_iv (TXN_SNAPSHOT)
1266	#endif	1370	#endif
1267	#if DB_VERSION_MINOR >= 6	1371	#if DB_VERSION_MINOR >= 6
…		…
1270	const_iv (PRIORITY_VERY_LOW)	1374	const_iv (PRIORITY_VERY_LOW)
1271	const_iv (PRIORITY_LOW)	1375	const_iv (PRIORITY_LOW)
1272	const_iv (PRIORITY_DEFAULT)	1376	const_iv (PRIORITY_DEFAULT)
1273	const_iv (PRIORITY_HIGH)	1377	const_iv (PRIORITY_HIGH)
1274	const_iv (PRIORITY_VERY_HIGH)	1378	const_iv (PRIORITY_VERY_HIGH)
		1379	const_iv (IGNORE_LEASE)
1275	#endif	1380	#endif
1276	#if DB_VERSION_MINOR >= 7	1381	#if DB_VERSION_MINOR >= 7
		1382	//const_iv (MULTIPLE_KEY)
1277	const_iv (LOG_DIRECT)	1383	const_iv (LOG_DIRECT)
1278	const_iv (LOG_DSYNC)	1384	const_iv (LOG_DSYNC)
1279	const_iv (LOG_AUTO_REMOVE)	1385	const_iv (LOG_AUTO_REMOVE)
1280	const_iv (LOG_IN_MEMORY)	1386	const_iv (LOG_IN_MEMORY)
1281	const_iv (LOG_ZERO)	1387	const_iv (LOG_ZERO)
1282	#else	1388	#else
1283	const_iv (DIRECT_LOG)	1389	const_iv (DIRECT_LOG)
		1390	const_iv (LOG_AUTOREMOVE)
		1391	# if DB_VERSION_MINOR >= 3
1284	const_iv (DSYNC_LOG)	1392	const_iv (DSYNC_LOG)
1285	const_iv (LOG_AUTOREMOVE)
1286	const_iv (LOG_INMEMORY)	1393	const_iv (LOG_INMEMORY)
		1394	# endif
1287	#endif	1395	#endif
1288	};	1396	};
1289		1397
		1398	bdb_stash = gv_stashpv ("BDB" , 1);
		1399	bdb_env_stash = gv_stashpv ("BDB::Env" , 1);
		1400	bdb_txn_stash = gv_stashpv ("BDB::Txn" , 1);
		1401	bdb_cursor_stash = gv_stashpv ("BDB::Cursor" , 1);
		1402	bdb_db_stash = gv_stashpv ("BDB::Db" , 1);
		1403	bdb_sequence_stash = gv_stashpv ("BDB::Sequence", 1);
		1404
1290	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1405	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1291	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1406	newCONSTSUB (bdb_stash, (char *)civ->name, newSViv (civ->iv));
		1407
		1408	prepare_cb = &PL_sv_undef;
1292		1409
1293	{	1410	{
1294	/* we currently only allow version, minor-version and patchlevel to go up to 255 */	1411	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
1295	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };	1412	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1296		1413
1297	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));	1414	newCONSTSUB (bdb_stash, "VERSION_v", newSVpvn (vstring, 3));
1298	}	1415	}
1299		1416
1300	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1417	newCONSTSUB (bdb_stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1301		1418
1302	create_respipe ();	1419	create_respipe ();
1303		1420
1304	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1421	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1305	patch_errno ();	1422	patch_errno ();
…		…
1383		1500
1384	int	1501	int
1385	poll_fileno ()	1502	poll_fileno ()
1386	PROTOTYPE:	1503	PROTOTYPE:
1387	CODE:	1504	CODE:
1388	RETVAL = respipe [0];	1505	RETVAL = s_epipe_fd (&respipe);
1389	OUTPUT:	1506	OUTPUT:
1390	RETVAL	1507	RETVAL
1391		1508
1392	int	1509	int
1393	poll_cb (...)	1510	poll_cb (...)
…		…
1435	RETVAL = started;	1552	RETVAL = started;
1436	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1553	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1437	OUTPUT:	1554	OUTPUT:
1438	RETVAL	1555	RETVAL
1439		1556
1440	void	1557	SV *
1441	set_sync_prepare (SV *cb)	1558	set_sync_prepare (SV *cb)
1442	PROTOTYPE: &	1559	PROTOTYPE: &
1443	CODE:	1560	CODE:
1444	SvREFCNT_dec (prepare_cb);	1561	RETVAL = prepare_cb;
1445	prepare_cb = newSVsv (cb);	1562	prepare_cb = newSVsv (cb);
		1563	OUTPUT:
		1564	RETVAL
1446		1565
1447	char *	1566	char *
1448	strerror (int errorno = errno)	1567	strerror (int errorno = errno)
1449	PROTOTYPE: ;$	1568	PROTOTYPE: ;$
1450	CODE:	1569	CODE:
…		…
1478	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = 0)	1597	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = 0)
1479	PREINIT:	1598	PREINIT:
1480	CALLBACK	1599	CALLBACK
1481	CODE:	1600	CODE:
1482	{	1601	{
1483	dREQ (REQ_ENV_OPEN);	1602	dREQ (REQ_ENV_OPEN, 1);
1484	req->env = env;	1603	req->env = env;
1485	req->uint1 = open_flags \| DB_THREAD;	1604	req->uint1 = open_flags \| DB_THREAD;
1486	req->int1 = mode;	1605	req->int1 = mode;
1487	req->buf1 = strdup_ornull (db_home);	1606	req->buf1 = strdup_ornull (db_home);
1488	REQ_SEND;	1607	REQ_SEND;
…		…
1492	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)	1611	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
1493	PREINIT:	1612	PREINIT:
1494	CALLBACK	1613	CALLBACK
1495	CODE:	1614	CODE:
1496	{	1615	{
1497	dREQ (REQ_ENV_CLOSE);	1616	dREQ (REQ_ENV_CLOSE, 0);
		1617	ptr_nuke (ST (0));
1498	req->env = env;	1618	req->env = env;
1499	req->uint1 = flags;	1619	req->uint1 = flags;
1500	REQ_SEND;	1620	REQ_SEND;
1501	ptr_nuke (ST (0));
1502	}	1621	}
1503		1622
1504	void	1623	void
1505	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)	1624	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
1506	PREINIT:	1625	PREINIT:
1507	CALLBACK	1626	CALLBACK
1508	CODE:	1627	CODE:
1509	{	1628	{
1510	dREQ (REQ_ENV_TXN_CHECKPOINT);	1629	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1511	req->env = env;	1630	req->env = env;
1512	req->uint1 = kbyte;	1631	req->uint1 = kbyte;
1513	req->int1 = min;	1632	req->int1 = min;
1514	req->uint2 = flags;	1633	req->uint2 = flags;
1515	REQ_SEND;	1634	REQ_SEND;
…		…
1519	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = 0)	1638	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = 0)
1520	PREINIT:	1639	PREINIT:
1521	CALLBACK	1640	CALLBACK
1522	CODE:	1641	CODE:
1523	{	1642	{
1524	dREQ (REQ_ENV_LOCK_DETECT);	1643	dREQ (REQ_ENV_LOCK_DETECT, 1);
1525	req->env = env;	1644	req->env = env;
1526	req->uint1 = flags;	1645	req->uint1 = flags;
1527	req->uint2 = atype;	1646	req->uint2 = atype;
1528	/* req->int2 = 0; dummy */	1647	/* req->int2 = 0; dummy */
1529	REQ_SEND;	1648	REQ_SEND;
…		…
1533	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = 0)	1652	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = 0)
1534	PREINIT:	1653	PREINIT:
1535	CALLBACK	1654	CALLBACK
1536	CODE:	1655	CODE:
1537	{	1656	{
1538	dREQ (REQ_ENV_MEMP_SYNC);	1657	dREQ (REQ_ENV_MEMP_SYNC, 1);
1539	req->env = env;	1658	req->env = env;
1540	REQ_SEND;	1659	REQ_SEND;
1541	}	1660	}
1542		1661
1543	void	1662	void
1544	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = 0)	1663	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = 0)
1545	PREINIT:	1664	PREINIT:
1546	CALLBACK	1665	CALLBACK
1547	CODE:	1666	CODE:
1548	{	1667	{
1549	dREQ (REQ_ENV_MEMP_TRICKLE);	1668	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1550	req->env = env;	1669	req->env = env;
1551	req->int1 = percent;	1670	req->int1 = percent;
1552	REQ_SEND;	1671	REQ_SEND;
1553	}	1672	}
1554		1673
…		…
1556	db_env_dbremove (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)	1675	db_env_dbremove (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
1557	PREINIT:	1676	PREINIT:
1558	CALLBACK	1677	CALLBACK
1559	CODE:	1678	CODE:
1560	{	1679	{
1561	dREQ (REQ_ENV_DBREMOVE);	1680	dREQ (REQ_ENV_DBREMOVE, 2);
1562	req->env = env;	1681	req->env = env;
1563	req->buf1 = strdup_ornull (file);	1682	req->buf1 = strdup_ornull (file);
1564	req->buf2 = strdup_ornull (database);	1683	req->buf2 = strdup_ornull (database);
1565	req->uint1 = flags;	1684	req->uint1 = flags;
1566	REQ_SEND;	1685	REQ_SEND;
…		…
1570	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)	1689	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)
1571	PREINIT:	1690	PREINIT:
1572	CALLBACK	1691	CALLBACK
1573	CODE:	1692	CODE:
1574	{	1693	{
1575	dREQ (REQ_ENV_DBRENAME);	1694	dREQ (REQ_ENV_DBRENAME, 2);
1576	req->env = env;	1695	req->env = env;
1577	req->buf1 = strdup_ornull (file);	1696	req->buf1 = strdup_ornull (file);
1578	req->buf2 = strdup_ornull (database);	1697	req->buf2 = strdup_ornull (database);
1579	req->buf3 = strdup_ornull (newname);	1698	req->buf3 = strdup_ornull (newname);
1580	req->uint1 = flags;	1699	req->uint1 = flags;
1581	REQ_SEND;	1700	REQ_SEND;
1582	}	1701	}
1583		1702
		1703	void
		1704	db_env_log_archive (DB_ENV env, SV_mutable listp, U32 flags = 0, SV *callback = 0)
		1705	PREINIT:
		1706	CALLBACK
		1707	CODE:
		1708	{
		1709	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1710	req->sv1 = SvREFCNT_inc (listp);
		1711	req->env = env;
		1712	req->uint1 = flags;
		1713	REQ_SEND;
		1714	}
		1715
1584	DB *	1716	DB *
1585	db_create (DB_ENV *env = 0, U32 flags = 0)	1717	db_create (DB_ENV *env = 0, U32 flags = 0)
1586	CODE:	1718	CODE:
1587	{	1719	{
1588	errno = db_create (&RETVAL, env, flags);	1720	errno = db_create (&RETVAL, env, flags);
…		…
1599	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)	1731	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
1600	PREINIT:	1732	PREINIT:
1601	CALLBACK	1733	CALLBACK
1602	CODE:	1734	CODE:
1603	{	1735	{
1604	dREQ (REQ_DB_OPEN);	1736	dREQ (REQ_DB_OPEN, 2);
1605	req->db = db;	1737	req->db = db;
1606	req->txn = txnid;	1738	req->txn = txnid;
1607	req->buf1 = strdup_ornull (file);	1739	req->buf1 = strdup_ornull (file);
1608	req->buf2 = strdup_ornull (database);	1740	req->buf2 = strdup_ornull (database);
1609	req->int1 = type;	1741	req->int1 = type;
…		…
1616	db_close (DB db, U32 flags = 0, SV callback = 0)	1748	db_close (DB db, U32 flags = 0, SV callback = 0)
1617	PREINIT:	1749	PREINIT:
1618	CALLBACK	1750	CALLBACK
1619	CODE:	1751	CODE:
1620	{	1752	{
1621	dREQ (REQ_DB_CLOSE);	1753	dREQ (REQ_DB_CLOSE, 0);
		1754	ptr_nuke (ST (0));
1622	req->db = db;	1755	req->db = db;
1623	req->uint1 = flags;	1756	req->uint1 = flags;
1624	req->sv1 = (SV *)db->app_private;	1757	req->sv1 = (SV *)db->app_private;
1625	REQ_SEND;	1758	REQ_SEND;
1626	ptr_nuke (ST (0));
1627	}	1759	}
		1760
		1761	#if DB_VERSION_MINOR >= 4
1628		1762
1629	void	1763	void
1630	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)	1764	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)
1631	PREINIT:	1765	PREINIT:
1632	CALLBACK	1766	CALLBACK
1633	CODE:	1767	CODE:
1634	{	1768	{
1635	dREQ (REQ_DB_COMPACT);	1769	dREQ (REQ_DB_COMPACT, 2);
1636	req->db = db;	1770	req->db = db;
1637	req->txn = txn;	1771	req->txn = txn;
1638	sv_to_dbt (&req->dbt1, start);	1772	if (start) sv_to_dbt (&req->dbt1, start);
1639	sv_to_dbt (&req->dbt2, stop);	1773	if (stop ) sv_to_dbt (&req->dbt2, stop );
1640	req->uint1 = flags;	1774	req->uint1 = flags;
1641	REQ_SEND;	1775	REQ_SEND;
1642	}	1776	}
1643		1777
		1778	#endif
		1779
1644	void	1780	void
1645	db_sync (DB db, U32 flags = 0, SV callback = 0)	1781	db_sync (DB db, U32 flags = 0, SV callback = 0)
1646	PREINIT:	1782	PREINIT:
1647	CALLBACK	1783	CALLBACK
1648	CODE:	1784	CODE:
1649	{	1785	{
1650	dREQ (REQ_DB_SYNC);	1786	dREQ (REQ_DB_SYNC, 1);
1651	req->db = db;	1787	req->db = db;
1652	req->uint1 = flags;	1788	req->uint1 = flags;
1653	REQ_SEND;	1789	REQ_SEND;
1654	}	1790	}
1655		1791
1656	void	1792	void
		1793	db_verify (DB db, bdb_filename file, bdb_filename database = 0, SV dummy = 0, U32 flags = 0, SV *callback = 0)
		1794	PREINIT:
		1795	CALLBACK
		1796	CODE:
		1797	{
		1798	dREQ (REQ_DB_VERIFY, 1);
		1799	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1800	req->db = db;
		1801	req->buf1 = strdup (file);
		1802	req->buf2 = strdup_ornull (database);
		1803	req->uint1 = flags;
		1804	REQ_SEND;
		1805	}
		1806
		1807	void
1657	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)	1808	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
1658	PREINIT:	1809	PREINIT:
1659	CALLBACK	1810	CALLBACK
1660	CODE:	1811	CODE:
1661	{	1812	{
1662	dREQ (REQ_DB_SYNC);	1813	dREQ (REQ_DB_UPGRADE, 1);
1663	req->db = db;	1814	req->db = db;
1664	req->buf1 = strdup (file);	1815	req->buf1 = strdup (file);
1665	req->uint1 = flags;	1816	req->uint1 = flags;
1666	REQ_SEND;	1817	REQ_SEND;
1667	}	1818	}
1668		1819
1669	void	1820	void
1670	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = 0)	1821	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV_mutable key_range, U32 flags = 0, SV *callback = 0)
1671	PREINIT:	1822	PREINIT:
1672	CALLBACK	1823	CALLBACK
1673	CODE:	1824	CODE:
1674	{	1825	{
1675	dREQ (REQ_DB_KEY_RANGE);	1826	dREQ (REQ_DB_KEY_RANGE, 2);
1676	req->db = db;	1827	req->db = db;
1677	req->txn = txn;	1828	req->txn = txn;
1678	sv_to_dbt (&req->dbt1, key);	1829	sv_to_dbt (&req->dbt1, key);
1679	req->uint1 = flags;	1830	req->uint1 = flags;
1680	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1831	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
…		…
1685	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)	1836	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)
1686	PREINIT:	1837	PREINIT:
1687	CALLBACK	1838	CALLBACK
1688	CODE:	1839	CODE:
1689	{	1840	{
1690	dREQ (REQ_DB_PUT);	1841	dREQ (REQ_DB_PUT, 2);
1691	req->db = db;	1842	req->db = db;
1692	req->txn = txn;	1843	req->txn = txn;
1693	sv_to_dbt (&req->dbt1, key);	1844	sv_to_dbt (&req->dbt1, key);
1694	sv_to_dbt (&req->dbt2, data);	1845	sv_to_dbt (&req->dbt2, data);
1695	req->uint1 = flags;	1846	req->uint1 = flags;
…		…
1702	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)	1853	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
1703	PREINIT:	1854	PREINIT:
1704	CALLBACK	1855	CALLBACK
1705	CODE:	1856	CODE:
1706	{	1857	{
1707	dREQ (REQ_DB_EXISTS);	1858	dREQ (REQ_DB_EXISTS, 2);
1708	req->db = db;	1859	req->db = db;
1709	req->txn = txn;	1860	req->txn = txn;
1710	req->uint1 = flags;	1861	req->uint1 = flags;
1711	sv_to_dbt (&req->dbt1, key);	1862	sv_to_dbt (&req->dbt1, key);
1712	REQ_SEND;	1863	REQ_SEND;
1713	}	1864	}
1714		1865
1715	#endif	1866	#endif
1716		1867
1717	void	1868	void
1718	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)	1869	db_get (DB db, DB_TXN_ornull txn, SV key, SV_mutable data, U32 flags = 0, SV *callback = 0)
1719	PREINIT:	1870	PREINIT:
1720	CALLBACK	1871	CALLBACK
1721	CODE:	1872	CODE:
1722	if (SvREADONLY (data))
1723	croak ("can't modify read-only data scalar in db_get");
1724	{	1873	{
		1874	//TODO: key is somtimesmutable
1725	dREQ (REQ_DB_GET);	1875	dREQ (REQ_DB_GET, 2);
1726	req->db = db;	1876	req->db = db;
1727	req->txn = txn;	1877	req->txn = txn;
1728	req->uint1 = flags;	1878	req->uint1 = flags;
1729	sv_to_dbt (&req->dbt1, key);	1879	sv_to_dbt (&req->dbt1, key);
1730	req->dbt3.flags = DB_DBT_MALLOC;	1880	req->dbt3.flags = DB_DBT_MALLOC;
1731	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1881	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1732	REQ_SEND;	1882	REQ_SEND;
1733	}	1883	}
1734		1884
1735	void	1885	void
1736	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = 0)	1886	db_pget (DB db, DB_TXN_ornull txn, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV callback = 0)
1737	PREINIT:	1887	PREINIT:
1738	CALLBACK	1888	CALLBACK
1739	CODE:	1889	CODE:
1740	if (SvREADONLY (data))
1741	croak ("can't modify read-only data scalar in db_pget");
1742	{	1890	{
		1891	//TODO: key is somtimesmutable
1743	dREQ (REQ_DB_PGET);	1892	dREQ (REQ_DB_PGET, 2);
		1893	req->db = db;
		1894	req->txn = txn;
		1895	req->uint1 = flags;
		1896
		1897	sv_to_dbt (&req->dbt1, key);
		1898
		1899	req->dbt2.flags = DB_DBT_MALLOC;
		1900	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1901
		1902	req->dbt3.flags = DB_DBT_MALLOC;
		1903	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1904	REQ_SEND;
		1905	}
		1906
		1907	void
		1908	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1909	PREINIT:
		1910	CALLBACK
		1911	CODE:
		1912	{
		1913	dREQ (REQ_DB_DEL, 2);
1744	req->db = db;	1914	req->db = db;
1745	req->txn = txn;	1915	req->txn = txn;
1746	req->uint1 = flags;	1916	req->uint1 = flags;
1747	sv_to_dbt (&req->dbt1, key);	1917	sv_to_dbt (&req->dbt1, key);
1748	sv_to_dbt (&req->dbt2, pkey);
1749	req->dbt3.flags = DB_DBT_MALLOC;
1750	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1751	REQ_SEND;	1918	REQ_SEND;
1752	}	1919	}
1753		1920
1754	void	1921	void
1755	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)	1922	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
1756	PREINIT:	1923	PREINIT:
1757	CALLBACK	1924	CALLBACK
1758	CODE:	1925	CODE:
1759	{	1926	{
1760	dREQ (REQ_DB_DEL);	1927	dREQ (REQ_TXN_COMMIT, 0);
1761	req->db = db;	1928	ptr_nuke (ST (0));
1762	req->txn = txn;	1929	req->txn = txn;
1763	req->uint1 = flags;	1930	req->uint1 = flags;
1764	sv_to_dbt (&req->dbt1, key);
1765	REQ_SEND;	1931	REQ_SEND;
1766	}	1932	}
1767		1933
1768	void	1934	void
		1935	db_txn_abort (DB_TXN txn, SV callback = 0)
		1936	PREINIT:
		1937	CALLBACK
		1938	CODE:
		1939	{
		1940	dREQ (REQ_TXN_ABORT, 0);
		1941	ptr_nuke (ST (0));
		1942	req->txn = txn;
		1943	REQ_SEND;
		1944	}
		1945
		1946	void
1769	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)	1947	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
1770	PREINIT:	1948	PREINIT:
1771	CALLBACK	1949	CALLBACK
1772	CODE:	1950	CODE:
1773	{	1951	{
1774	dREQ (REQ_TXN_COMMIT);	1952	dREQ (REQ_TXN_FINISH, 0);
		1953	ptr_nuke (ST (0));
1775	req->txn = txn;	1954	req->txn = txn;
1776	req->uint1 = flags;	1955	req->uint1 = flags;
1777	REQ_SEND;	1956	REQ_SEND;
		1957	}
		1958
		1959	void
		1960	db_c_close (DBC dbc, SV callback = 0)
		1961	PREINIT:
		1962	CALLBACK
		1963	CODE:
		1964	{
		1965	dREQ (REQ_C_CLOSE, 0);
1778	ptr_nuke (ST (0));	1966	ptr_nuke (ST (0));
1779	}
1780
1781	void
1782	db_txn_abort (DB_TXN txn, SV callback = 0)
1783	PREINIT:
1784	CALLBACK
1785	CODE:
1786	{
1787	dREQ (REQ_TXN_ABORT);
1788	req->txn = txn;
1789	REQ_SEND;
1790	ptr_nuke (ST (0));
1791	}
1792
1793	void
1794	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
1795	PREINIT:
1796	CALLBACK
1797	CODE:
1798	{
1799	dREQ (REQ_TXN_FINISH);
1800	req->txn = txn;
1801	req->uint1 = flags;
1802	REQ_SEND;
1803	ptr_nuke (ST (0));
1804	}
1805
1806	void
1807	db_c_close (DBC dbc, SV callback = 0)
1808	PREINIT:
1809	CALLBACK
1810	CODE:
1811	{
1812	dREQ (REQ_C_CLOSE);
1813	req->dbc = dbc;	1967	req->dbc = dbc;
1814	REQ_SEND;	1968	REQ_SEND;
1815	ptr_nuke (ST (0));
1816	}	1969	}
1817		1970
1818	void	1971	void
1819	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)	1972	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
1820	PREINIT:	1973	PREINIT:
1821	CALLBACK	1974	CALLBACK
1822	CODE:	1975	CODE:
1823	{	1976	{
1824	dREQ (REQ_C_COUNT);	1977	dREQ (REQ_C_COUNT, 1);
1825	req->dbc = dbc;	1978	req->dbc = dbc;
1826	req->sv1 = SvREFCNT_inc (count);	1979	req->sv1 = SvREFCNT_inc (count);
1827	REQ_SEND;	1980	REQ_SEND;
1828	}	1981	}
1829		1982
…		…
1831	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)	1984	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)
1832	PREINIT:	1985	PREINIT:
1833	CALLBACK	1986	CALLBACK
1834	CODE:	1987	CODE:
1835	{	1988	{
1836	dREQ (REQ_C_PUT);	1989	dREQ (REQ_C_PUT, 1);
1837	req->dbc = dbc;	1990	req->dbc = dbc;
1838	sv_to_dbt (&req->dbt1, key);	1991	sv_to_dbt (&req->dbt1, key);
1839	sv_to_dbt (&req->dbt2, data);	1992	sv_to_dbt (&req->dbt2, data);
1840	req->uint1 = flags;	1993	req->uint1 = flags;
1841	REQ_SEND;	1994	REQ_SEND;
1842	}	1995	}
1843		1996
1844	void	1997	void
1845	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)	1998	db_c_get (DBC dbc, SV key, SV_mutable data, U32 flags = 0, SV callback = 0)
1846	PREINIT:	1999	PREINIT:
1847	CALLBACK	2000	CALLBACK
1848	CODE:	2001	CODE:
1849	{	2002	{
		2003	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2004	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2005	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2006	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2007	"key",
		2008	"BDB::db_c_get");
		2009
		2010	{
1850	dREQ (REQ_C_GET);	2011	dREQ (REQ_C_GET, 1);
		2012	req->dbc = dbc;
		2013	req->uint1 = flags;
		2014	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2015	sv_to_dbt (&req->dbt1, key);
		2016	else
		2017	{
		2018	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2019	sv_to_dbt (&req->dbt1, key);
		2020	else
		2021	req->dbt1.flags = DB_DBT_MALLOC;
		2022
		2023	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2024	}
		2025
		2026	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2027	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2028	sv_to_dbt (&req->dbt3, data);
		2029	else
		2030	req->dbt3.flags = DB_DBT_MALLOC;
		2031
		2032	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2033	REQ_SEND;
		2034	}
		2035	}
		2036
		2037	void
		2038	db_c_pget (DBC dbc, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV *callback = 0)
		2039	PREINIT:
		2040	CALLBACK
		2041	CODE:
		2042	{
		2043	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2044	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2045	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2046	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2047	"key",
		2048	"BDB::db_c_pget");
		2049
		2050	{
		2051	dREQ (REQ_C_PGET, 1);
		2052	req->dbc = dbc;
		2053	req->uint1 = flags;
		2054	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2055	sv_to_dbt (&req->dbt1, key);
		2056	else
		2057	{
		2058	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2059	sv_to_dbt (&req->dbt1, key);
		2060	else
		2061	req->dbt1.flags = DB_DBT_MALLOC;
		2062
		2063	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2064	}
		2065
		2066	req->dbt2.flags = DB_DBT_MALLOC;
		2067	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2068
		2069	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2070	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2071	sv_to_dbt (&req->dbt3, data);
		2072	else
		2073	req->dbt3.flags = DB_DBT_MALLOC;
		2074
		2075	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2076	REQ_SEND;
		2077	}
		2078	}
		2079
		2080	void
		2081	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
		2082	PREINIT:
		2083	CALLBACK
		2084	CODE:
		2085	{
		2086	dREQ (REQ_C_DEL, 1);
1851	req->dbc = dbc;	2087	req->dbc = dbc;
1852	req->uint1 = flags;	2088	req->uint1 = flags;
1853	if ((flags & DB_SET) == DB_SET
1854	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1855	sv_to_dbt (&req->dbt1, key);
1856	else
1857	req->dbt1.flags = DB_DBT_MALLOC;
1858
1859	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1860
1861	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1862	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1863	sv_to_dbt (&req->dbt3, data);
1864	else
1865	req->dbt3.flags = DB_DBT_MALLOC;
1866
1867	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1868	REQ_SEND;	2089	REQ_SEND;
1869	}	2090	}
1870		2091
1871	void
1872	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = 0)
1873	PREINIT:
1874	CALLBACK
1875	CODE:
1876	{
1877	dREQ (REQ_C_PGET);
1878	req->dbc = dbc;
1879	req->uint1 = flags;
1880	if ((flags & DB_SET) == DB_SET
1881	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1882	sv_to_dbt (&req->dbt1, key);
1883	else
1884	req->dbt1.flags = DB_DBT_MALLOC;
1885		2092
1886	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2093	#if DB_VERSION_MINOR >= 3
1887
1888	req->dbt2.flags = DB_DBT_MALLOC;
1889	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1890
1891	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1892	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1893	sv_to_dbt (&req->dbt3, data);
1894	else
1895	req->dbt3.flags = DB_DBT_MALLOC;
1896
1897	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1898	REQ_SEND;
1899	}
1900
1901	void
1902	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
1903	PREINIT:
1904	CALLBACK
1905	CODE:
1906	{
1907	dREQ (REQ_C_DEL);
1908	req->dbc = dbc;
1909	req->uint1 = flags;
1910	REQ_SEND;
1911	}
1912
1913		2094
1914	void	2095	void
1915	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)	2096	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
1916	PREINIT:	2097	PREINIT:
1917	CALLBACK	2098	CALLBACK
1918	CODE:	2099	CODE:
1919	{	2100	{
1920	dREQ (REQ_SEQ_OPEN);	2101	dREQ (REQ_SEQ_OPEN, 2);
1921	req->seq = seq;	2102	req->seq = seq;
1922	req->txn = txnid;	2103	req->txn = txnid;
1923	req->uint1 = flags \| DB_THREAD;	2104	req->uint1 = flags \| DB_THREAD;
1924	sv_to_dbt (&req->dbt1, key);	2105	sv_to_dbt (&req->dbt1, key);
1925	REQ_SEND;	2106	REQ_SEND;
…		…
1929	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)	2110	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
1930	PREINIT:	2111	PREINIT:
1931	CALLBACK	2112	CALLBACK
1932	CODE:	2113	CODE:
1933	{	2114	{
1934	dREQ (REQ_SEQ_CLOSE);	2115	dREQ (REQ_SEQ_CLOSE, 0);
		2116	ptr_nuke (ST (0));
1935	req->seq = seq;	2117	req->seq = seq;
1936	req->uint1 = flags;	2118	req->uint1 = flags;
1937	REQ_SEND;	2119	REQ_SEND;
1938	ptr_nuke (ST (0));
1939	}	2120	}
1940		2121
1941	void	2122	void
1942	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)	2123	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV_mutable seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
1943	PREINIT:	2124	PREINIT:
1944	CALLBACK	2125	CALLBACK
1945	CODE:	2126	CODE:
1946	{	2127	{
1947	dREQ (REQ_SEQ_GET);	2128	dREQ (REQ_SEQ_GET, 2);
1948	req->seq = seq;	2129	req->seq = seq;
1949	req->txn = txnid;	2130	req->txn = txnid;
1950	req->int1 = delta;	2131	req->int1 = delta;
1951	req->uint1 = flags;	2132	req->uint1 = flags;
1952	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2133	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
…		…
1957	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = 0)	2138	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = 0)
1958	PREINIT:	2139	PREINIT:
1959	CALLBACK	2140	CALLBACK
1960	CODE:	2141	CODE:
1961	{	2142	{
1962	dREQ (REQ_SEQ_REMOVE);	2143	dREQ (REQ_SEQ_REMOVE, 2);
1963	req->seq = seq;	2144	req->seq = seq;
1964	req->txn = txnid;	2145	req->txn = txnid;
1965	req->uint1 = flags;	2146	req->uint1 = flags;
1966	REQ_SEND;	2147	REQ_SEND;
1967	}	2148	}
1968		2149
		2150	#endif
		2151
1969		2152
1970	MODULE = BDB PACKAGE = BDB::Env	2153	MODULE = BDB PACKAGE = BDB::Env
1971		2154
1972	void	2155	void
1973	DESTROY (DB_ENV_ornuked *env)	2156	DESTROY (DB_ENV_ornuked *env)
…		…
2105	int set_lg_max (DB_ENV *env, U32 max)	2288	int set_lg_max (DB_ENV *env, U32 max)
2106	CODE:	2289	CODE:
2107	RETVAL = env->set_lg_max (env, max);	2290	RETVAL = env->set_lg_max (env, max);
2108	OUTPUT:	2291	OUTPUT:
2109	RETVAL	2292	RETVAL
		2293
		2294	#if DB_VERSION_MINOR >= 4
2110		2295
2111	int mutex_set_max (DB_ENV *env, U32 max)	2296	int mutex_set_max (DB_ENV *env, U32 max)
2112	CODE:	2297	CODE:
2113	RETVAL = env->mutex_set_max (env, max);	2298	RETVAL = env->mutex_set_max (env, max);
2114	OUTPUT:	2299	OUTPUT:
…		…
2129	int mutex_set_align (DB_ENV *env, U32 align)	2314	int mutex_set_align (DB_ENV *env, U32 align)
2130	CODE:	2315	CODE:
2131	RETVAL = env->mutex_set_align (env, align);	2316	RETVAL = env->mutex_set_align (env, align);
2132	OUTPUT:	2317	OUTPUT:
2133	RETVAL	2318	RETVAL
		2319
		2320	#endif
2134		2321
2135	DB_TXN *	2322	DB_TXN *
2136	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)	2323	txn_begin (DB_ENV env, DB_TXN_ornull parent = 0, U32 flags = 0)
2137	CODE:	2324	CODE:
2138	errno = env->txn_begin (env, parent, &RETVAL, flags);	2325	errno = env->txn_begin (env, parent, &RETVAL, flags);
…		…
2170	CODE:	2357	CODE:
2171	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2358	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2172	OUTPUT:	2359	OUTPUT:
2173	RETVAL	2360	RETVAL
2174		2361
		2362	int set_pagesize (DB *db, U32 pagesize)
		2363	CODE:
		2364	RETVAL = db->set_pagesize (db, pagesize);
		2365	OUTPUT:
		2366	RETVAL
		2367
2175	int set_flags (DB *db, U32 flags)	2368	int set_flags (DB *db, U32 flags)
2176	CODE:	2369	CODE:
2177	RETVAL = db->set_flags (db, flags);	2370	RETVAL = db->set_flags (db, flags);
2178	OUTPUT:	2371	OUTPUT:
2179	RETVAL	2372	RETVAL
…		…
2245	if (errno)	2438	if (errno)
2246	croak ("DB->cursor: %s", db_strerror (errno));	2439	croak ("DB->cursor: %s", db_strerror (errno));
2247	OUTPUT:	2440	OUTPUT:
2248	RETVAL	2441	RETVAL
2249		2442
		2443	#if DB_VERSION_MINOR >= 3
		2444
2250	DB_SEQUENCE *	2445	DB_SEQUENCE *
2251	sequence (DB *db, U32 flags = 0)	2446	sequence (DB *db, U32 flags = 0)
2252	CODE:	2447	CODE:
2253	{	2448	{
2254	errno = db_sequence_create (&RETVAL, db, flags);	2449	errno = db_sequence_create (&RETVAL, db, flags);
…		…
2256	croak ("db_sequence_create: %s", db_strerror (errno));	2451	croak ("db_sequence_create: %s", db_strerror (errno));
2257	}	2452	}
2258	OUTPUT:	2453	OUTPUT:
2259	RETVAL	2454	RETVAL
2260		2455
		2456	#endif
		2457
2261		2458
2262	MODULE = BDB PACKAGE = BDB::Txn	2459	MODULE = BDB PACKAGE = BDB::Txn
2263		2460
2264	void	2461	void
2265	DESTROY (DB_TXN_ornuked *txn)	2462	DESTROY (DB_TXN_ornuked *txn)
…		…
2294	CODE:	2491	CODE:
2295	dbc->set_priority (dbc, priority);	2492	dbc->set_priority (dbc, priority);
2296		2493
2297	#endif	2494	#endif
2298		2495
		2496	#if DB_VERSION_MINOR >= 3
		2497
2299	MODULE = BDB PACKAGE = BDB::Sequence	2498	MODULE = BDB PACKAGE = BDB::Sequence
2300		2499
2301	void	2500	void
2302	DESTROY (DB_SEQUENCE_ornuked *seq)	2501	DESTROY (DB_SEQUENCE_ornuked *seq)
2303	CODE:	2502	CODE:
…		…
2326	CODE:	2525	CODE:
2327	RETVAL = seq->set_range (seq, min, max);	2526	RETVAL = seq->set_range (seq, min, max);
2328	OUTPUT:	2527	OUTPUT:
2329	RETVAL	2528	RETVAL
2330		2529
		2530	#endif
2331		2531
		2532

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Comparing BDB/BDB.xs (file contents): Revision 1.46 by root, Wed Jul 9 21:16:14 2008 UTC vs. Revision 1.72 by root, Fri Dec 4 15:04:06 2009 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.46 by root, Wed Jul 9 21:16:14 2008 UTC vs.
Revision 1.72 by root, Fri Dec 4 15:04:06 2009 UTC