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

Comparing BDB/BDB.xs (file contents):
Revision 1.49 by root, Thu Sep 25 12:28:49 2008 UTC vs.
Revision 1.75 by root, Fri Jul 29 08:35:35 2011 UTC

…		…
1	#include <sys/user.h>
2	#include <sys/ptrace.h>
3
4	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4	1	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
5		2
6	#include "xthread.h"	3	#include "xthread.h"
7		4
8	#include <errno.h>	5	#include <errno.h>
9		6
10	#include "EXTERN.h"	7	#include "EXTERN.h"
11	#include "perl.h"	8	#include "perl.h"
12	#include "XSUB.h"	9	#include "XSUB.h"
13		10
		11	#include "schmorp.h"
		12
14	// perl stupidly defines these as macros, breaking	13	// perl stupidly defines these as argument-less macros, breaking
15	// lots and lots of code.	14	// lots and lots of code.
16	#undef open	15	#undef open
17	#undef close	16	#undef close
18	#undef abort	17	#undef abort
19	#undef malloc	18	#undef malloc
39	#endif	38	#endif
40		39
41	/* number of seconds after which idle threads exit */	40	/* number of seconds after which idle threads exit */
42	#define IDLE_TIMEOUT 10	41	#define IDLE_TIMEOUT 10
43		42
		43	typedef SV SV_mutable;
		44
44	typedef DB_ENV DB_ENV_ornull;	45	typedef DB_ENV DB_ENV_ornull;
45	typedef DB_TXN DB_TXN_ornull;	46	typedef DB_TXN DB_TXN_ornull;
46	typedef DBC DBC_ornull;	47	typedef DBC DBC_ornull;
47	typedef DB DB_ornull;	48	typedef DB DB_ornull;
48		49
…		…
54	#if DB_VERSION_MINOR >= 3	55	#if DB_VERSION_MINOR >= 3
55	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	56	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
56	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;	57	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
57	#endif	58	#endif
58		59
59	typedef SV SV8; /* byte-sv, used for argument-checking */
60	typedef char *bdb_filename;	60	typedef char *bdb_filename;
61		61
62	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;
63		71
64	#if DB_VERSION_MINOR >= 6	72	#if DB_VERSION_MINOR >= 6
65	# define c_close close	73	# define c_close close
66	# define c_count count	74	# define c_count count
67	# define c_del del	75	# define c_del del
…		…
135	dbt_to_sv (SV sv, DBT dbt)	143	dbt_to_sv (SV sv, DBT dbt)
136	{	144	{
137	if (sv)	145	if (sv)
138	{	146	{
139	SvREADONLY_off (sv);	147	SvREADONLY_off (sv);
140	sv_setsv_mg (sv, dbt->data ? newSVpvn (dbt->data, dbt->size) : &PL_sv_undef);	148
		149	if (dbt->data)
		150	sv_setpvn_mg (sv, dbt->data, dbt->size);
		151	else
		152	sv_setsv_mg (sv, &PL_sv_undef);
		153
141	SvREFCNT_dec (sv);	154	SvREFCNT_dec (sv);
142	}	155	}
143		156
144	//assert (dbt->flags & DBT_MALLOC \|\| !dbt->data);
145	free (dbt->data);	157	free (dbt->data);
146	}	158	}
147		159
148	enum {	160	enum {
149	REQ_QUIT,	161	REQ_QUIT,
150	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,
151	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,
152	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,
153	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,
154	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,	167	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
155	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,
156	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,
157	};	170	};
…		…
177	DB_KEY_RANGE key_range;	190	DB_KEY_RANGE key_range;
178	#if DB_VERSION_MINOR >= 3	191	#if DB_VERSION_MINOR >= 3
179	DB_SEQUENCE *seq;	192	DB_SEQUENCE *seq;
180	db_seq_t seq_t;	193	db_seq_t seq_t;
181	#endif	194	#endif
		195
		196	SV rsv1, rsv2; // keep some request objects alive
182	} bdb_cb;	197	} bdb_cb;
183		198
184	typedef bdb_cb *bdb_req;	199	typedef bdb_cb *bdb_req;
185		200
186	enum {	201	enum {
…		…
209	static int next_pri = DEFAULT_PRI + PRI_BIAS;	224	static int next_pri = DEFAULT_PRI + PRI_BIAS;
210		225
211	static unsigned int started, idle, wanted;	226	static unsigned int started, idle, wanted;
212		227
213	/* worker threads management */	228	/* worker threads management */
214	static mutex_t wrklock = X_MUTEX_INIT;	229	static xmutex_t wrklock = X_MUTEX_INIT;
215		230
216	typedef struct worker {	231	typedef struct worker {
217	/* locked by wrklock */	232	/* locked by wrklock */
218	struct worker prev, next;	233	struct worker prev, next;
219		234
220	thread_t tid;	235	xthread_t tid;
221		236
222	/* locked by reslock, reqlock or wrklock */	237	/* locked by reslock, reqlock or wrklock */
223	bdb_req req; /* currently processed request */	238	bdb_req req; /* currently processed request */
224	void *dbuf;	239	void *dbuf;
225	DIR *dirp;	240	DIR *dirp;
…		…
240	}	255	}
241		256
242	static volatile unsigned int nreqs, nready, npending;	257	static volatile unsigned int nreqs, nready, npending;
243	static volatile unsigned int max_idle = 4;	258	static volatile unsigned int max_idle = 4;
244	static volatile unsigned int max_outstanding = 0xffffffff;	259	static volatile unsigned int max_outstanding = 0xffffffff;
245	static int respipe_osf [2], respipe [2] = { -1, -1 };	260	static s_epipe respipe;
246		261
247	static mutex_t reslock = X_MUTEX_INIT;	262	static xmutex_t reslock = X_MUTEX_INIT;
248	static mutex_t reqlock = X_MUTEX_INIT;	263	static xmutex_t reqlock = X_MUTEX_INIT;
249	static cond_t reqwait = X_COND_INIT;	264	static xcond_t reqwait = X_COND_INIT;
250		265
251	#if WORDACCESS_UNSAFE	266	#if WORDACCESS_UNSAFE
252		267
253	static unsigned int get_nready (void)	268	static unsigned int get_nready (void)
254	{	269	{
…		…
345	abort ();	360	abort ();
346	}	361	}
347		362
348	static int poll_cb (void);	363	static int poll_cb (void);
349	static void req_free (bdb_req req);	364	static void req_free (bdb_req req);
350	static void req_cancel (bdb_req req);
351		365
352	static int req_invoke (bdb_req req)	366	static int req_invoke (bdb_req req)
353	{	367	{
354	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;
355		435
356	if (req->callback)	436	if (req->callback)
357	{	437	{
		438	dSP;
		439
358	ENTER;	440	ENTER;
359	SAVETMPS;	441	SAVETMPS;
360	PUSHMARK (SP);	442	PUSHMARK (SP);
361		443
362	switch (req->type)
363	{
364	case REQ_DB_CLOSE:
365	SvREFCNT_dec (req->sv1);
366	break;
367
368	case REQ_DB_GET:
369	case REQ_DB_PGET:
370	dbt_to_sv (req->sv3, &req->dbt3);
371	break;
372
373	case REQ_C_GET:
374	case REQ_C_PGET:
375	dbt_to_sv (req->sv1, &req->dbt1);
376	dbt_to_sv (req->sv2, &req->dbt2);
377	dbt_to_sv (req->sv3, &req->dbt3);
378	break;
379
380	case REQ_DB_PUT:
381	case REQ_C_PUT:
382	dbt_to_sv (0, &req->dbt1);
383	dbt_to_sv (0, &req->dbt2);
384	break;
385
386	case REQ_DB_KEY_RANGE:
387	{
388	AV *av = newAV ();
389
390	av_push (av, newSVnv (req->key_range.less));
391	av_push (av, newSVnv (req->key_range.equal));
392	av_push (av, newSVnv (req->key_range.greater));
393
394	SvREADONLY_off (req->sv1);
395	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
396	SvREFCNT_dec (req->sv1);
397	}
398	break;
399
400	#if DB_VERSION_MINOR >= 3
401	case REQ_SEQ_GET:
402	SvREADONLY_off (req->sv1);
403
404	if (sizeof (IV) > 4)
405	sv_setiv_mg (req->sv1, (IV)req->seq_t);
406	else
407	sv_setnv_mg (req->sv1, (NV)req->seq_t);
408
409	SvREFCNT_dec (req->sv1);
410	break;
411	#endif
412	}
413
414	errno = req->result;
415
416	PUTBACK;	444	PUTBACK;
417	call_sv (req->callback, G_VOID \| G_EVAL);	445	call_sv (req->callback, G_VOID \| G_EVAL);
418	SPAGAIN;	446	SPAGAIN;
419		447
420	FREETMPS;	448	FREETMPS;
421	LEAVE;	449	LEAVE;
		450
		451	return !SvTRUE (ERRSV);
422	}	452	}
423		453
424	return !SvTRUE (ERRSV);	454	return 1;
425	}	455	}
426		456
427	static void req_free (bdb_req req)	457	static void req_free (bdb_req req)
428	{	458	{
429	SvREFCNT_dec (req->callback);	459	SvREFCNT_dec (req->callback);
		460
		461	SvREFCNT_dec (req->rsv1);
		462	SvREFCNT_dec (req->rsv2);
430		463
431	free (req->buf1);	464	free (req->buf1);
432	free (req->buf2);	465	free (req->buf2);
433	free (req->buf3);	466	free (req->buf3);
434		467
435	Safefree (req);	468	Safefree (req);
436	}	469	}
437		470
438	#ifdef USE_SOCKETS_AS_HANDLES
439	# define TO_SOCKET(x) (win32_get_osfhandle (x))
440	#else
441	# define TO_SOCKET(x) (x)
442	#endif
443
444	static void	471	static void
445	create_respipe (void)	472	create_respipe (void)
446	{	473	{
447	#ifdef _WIN32
448	int arg; /* argg */
449	#endif
450	int old_readfd = respipe [0];
451
452	if (respipe [1] >= 0)
453	respipe_close (TO_SOCKET (respipe [1]));
454
455	#ifdef _WIN32
456	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
457	#else
458	if (pipe (respipe))	474	if (s_epipe_renew (&respipe))
459	#endif	475	croak ("BDB: unable to create event pipe");
460	croak ("unable to initialize result pipe");
461
462	if (old_readfd >= 0)
463	{
464	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
465	croak ("unable to initialize result pipe(2)");
466
467	respipe_close (respipe [0]);
468	respipe [0] = old_readfd;
469	}
470
471	#ifdef _WIN32
472	arg = 1;
473	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
474	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
475	#else
476	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
477	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
478	#endif
479	croak ("unable to initialize result pipe(3)");
480
481	respipe_osf [0] = TO_SOCKET (respipe [0]);
482	respipe_osf [1] = TO_SOCKET (respipe [1]);
483	}	476	}
484		477
		478	static void bdb_request (bdb_req req);
485	X_THREAD_PROC (bdb_proc);	479	X_THREAD_PROC (bdb_proc);
486		480
487	static void start_thread (void)	481	static void start_thread (void)
488	{	482	{
489	worker *wrk = calloc (1, sizeof (worker));	483	worker *wrk = calloc (1, sizeof (worker));
…		…
536	}	530	}
537		531
538	// synthesize callback if none given	532	// synthesize callback if none given
539	if (!req->callback)	533	if (!req->callback)
540	{	534	{
		535	if (SvOK (prepare_cb))
		536	{
541	int count;	537	int count;
542		538
543	dSP;	539	dSP;
544	PUSHMARK (SP);	540	PUSHMARK (SP);
545	PUTBACK;	541	PUTBACK;
546	count = call_sv (prepare_cb, G_ARRAY);	542	count = call_sv (prepare_cb, G_ARRAY);
547	SPAGAIN;	543	SPAGAIN;
548		544
549	if (count != 2)	545	if (count != 2)
550	croak ("prepare callback must return exactly two values\n");	546	croak ("sync prepare callback must return exactly two values\n");
551		547
552	wait_callback = POPs;	548	wait_callback = POPs;
553	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	}
554	}	559	}
555		560
556	++nreqs;	561	++nreqs;
557		562
558	X_LOCK (reqlock);	563	X_LOCK (reqlock);
…		…
572	}	577	}
573	}	578	}
574		579
575	static void end_thread (void)	580	static void end_thread (void)
576	{	581	{
577	bdb_req req;	582	bdb_req req = calloc (1, sizeof (bdb_cb));
578
579	Newz (0, req, 1, bdb_cb);
580		583
581	req->type = REQ_QUIT;	584	req->type = REQ_QUIT;
582	req->pri = PRI_MAX + PRI_BIAS;	585	req->pri = PRI_MAX + PRI_BIAS;
583		586
584	X_LOCK (reqlock);	587	X_LOCK (reqlock);
…		…
613	end_thread ();	616	end_thread ();
614	}	617	}
615		618
616	static void poll_wait (void)	619	static void poll_wait (void)
617	{	620	{
618	fd_set rfd;
619
620	while (nreqs)	621	while (nreqs)
621	{	622	{
622	int size;	623	int size;
623	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	624	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
624	size = res_queue.size;	625	size = res_queue.size;
…		…
627	if (size)	628	if (size)
628	return;	629	return;
629		630
630	maybe_start_thread ();	631	maybe_start_thread ();
631		632
632	FD_ZERO (&rfd);	633	s_epipe_wait (&respipe);
633	FD_SET (respipe [0], &rfd);
634
635	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
636	}	634	}
637	}	635	}
638		636
639	static int poll_cb (void)	637	static int poll_cb (void)
640	{	638	{
…		…
660	if (req)	658	if (req)
661	{	659	{
662	--npending;	660	--npending;
663		661
664	if (!res_queue.size)	662	if (!res_queue.size)
665	{
666	/* read any signals sent by the worker threads */	663	/* read any signals sent by the worker threads */
667	char buf [4];	664	s_epipe_drain (&respipe);
668	while (respipe_read (respipe [0], buf, 4) == 4)
669	;
670	}
671	}	665	}
672		666
673	X_UNLOCK (reslock);	667	X_UNLOCK (reslock);
674		668
675	if (!req)	669	if (!req)
…		…
710	return count;	704	return count;
711	}	705	}
712		706
713	/*****************************************************************************/	707	/*****************************************************************************/
714		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
715	X_THREAD_PROC (bdb_proc)	879	X_THREAD_PROC (bdb_proc)
716	{	880	{
717	bdb_req req;	881	bdb_req req;
718	struct timespec ts;	882	struct timespec ts;
719	worker self = (worker )thr_arg;	883	worker self = (worker )thr_arg;
…		…
721	/* try to distribute timeouts somewhat evenly */	885	/* try to distribute timeouts somewhat evenly */
722	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	886	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
723		887
724	for (;;)	888	for (;;)
725	{	889	{
726	ts.tv_sec = time (0) + IDLE_TIMEOUT;	890	ts.tv_sec = time (0) + IDLE_TIMEOUT;
727		891
728	X_LOCK (reqlock);	892	X_LOCK (reqlock);
729		893
730	for (;;)	894	for (;;)
731	{	895	{
…		…
759		923
760	--nready;	924	--nready;
761		925
762	X_UNLOCK (reqlock);	926	X_UNLOCK (reqlock);
763		927
764	switch (req->type)	928	if (req->type == REQ_QUIT)
765	{	929	{
766	case REQ_QUIT:	930	X_LOCK (reslock);
767	req->result = ENOSYS;	931	free (req);
		932	self->req = 0;
		933	X_UNLOCK (reslock);
		934
768	goto quit;	935	goto quit;
769
770	case REQ_ENV_OPEN:
771	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
772	break;
773
774	case REQ_ENV_CLOSE:
775	req->result = req->env->close (req->env, req->uint1);
776	break;
777
778	case REQ_ENV_TXN_CHECKPOINT:
779	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
780	break;
781
782	case REQ_ENV_LOCK_DETECT:
783	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
784	break;
785
786	case REQ_ENV_MEMP_SYNC:
787	req->result = req->env->memp_sync (req->env, 0);
788	break;
789
790	case REQ_ENV_MEMP_TRICKLE:
791	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
792	break;
793
794	case REQ_ENV_DBREMOVE:
795	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
796	break;
797
798	case REQ_ENV_DBRENAME:
799	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
800	break;
801
802	case REQ_DB_OPEN:
803	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
804	break;
805
806	case REQ_DB_CLOSE:
807	req->result = req->db->close (req->db, req->uint1);
808	break;
809
810	#if DB_VERSION_MINOR >= 4
811	case REQ_DB_COMPACT:
812	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
813	break;
814	#endif
815
816	case REQ_DB_SYNC:
817	req->result = req->db->sync (req->db, req->uint1);
818	break;
819
820	case REQ_DB_UPGRADE:
821	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
822	break;
823
824	case REQ_DB_PUT:
825	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
826	break;
827
828	#if DB_VERSION_MINOR >= 6
829	case REQ_DB_EXISTS:
830	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
831	break;
832	#endif
833	case REQ_DB_GET:
834	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
835	break;
836
837	case REQ_DB_PGET:
838	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
839	break;
840
841	case REQ_DB_DEL:
842	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
843	break;
844
845	case REQ_DB_KEY_RANGE:
846	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
847	break;
848
849	case REQ_TXN_COMMIT:
850	req->result = req->txn->commit (req->txn, req->uint1);
851	break;
852
853	case REQ_TXN_ABORT:
854	req->result = req->txn->abort (req->txn);
855	break;
856
857	case REQ_TXN_FINISH:
858	if (req->txn->flags & TXN_DEADLOCK)
859	{
860	req->result = req->txn->abort (req->txn);
861	if (!req->result)
862	req->result = DB_LOCK_DEADLOCK;
863	}
864	else
865	req->result = req->txn->commit (req->txn, req->uint1);
866	break;
867
868	case REQ_C_CLOSE:
869	req->result = req->dbc->c_close (req->dbc);
870	break;
871
872	case REQ_C_COUNT:
873	{
874	db_recno_t recno;
875	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
876	req->uv1 = recno;
877	}
878	break;
879
880	case REQ_C_PUT:
881	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
882	break;
883
884	case REQ_C_GET:
885	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
886	break;
887
888	case REQ_C_PGET:
889	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
890	break;
891
892	case REQ_C_DEL:
893	req->result = req->dbc->c_del (req->dbc, req->uint1);
894	break;
895
896	#if DB_VERSION_MINOR >= 3
897	case REQ_SEQ_OPEN:
898	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
899	break;
900
901	case REQ_SEQ_CLOSE:
902	req->result = req->seq->close (req->seq, req->uint1);
903	break;
904
905	case REQ_SEQ_GET:
906	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
907	break;
908
909	case REQ_SEQ_REMOVE:
910	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
911	break;
912	#endif
913
914	default:
915	req->result = ENOSYS;
916	break;
917	}	936	}
918		937
919	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))	938	bdb_request (req);
920	req->txn->flags \|= TXN_DEADLOCK;
921		939
922	X_LOCK (reslock);	940	X_LOCK (reslock);
923		941
924	++npending;	942	++npending;
925		943
926	if (!reqq_push (&res_queue, req))	944	if (!reqq_push (&res_queue, req))
927	/* write a dummy byte to the pipe so fh becomes ready */	945	s_epipe_signal (&respipe);
928	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
929		946
930	self->req = 0;	947	self->req = 0;
931	worker_clear (self);	948	worker_clear (self);
932		949
933	X_UNLOCK (reslock);	950	X_UNLOCK (reslock);
…		…
987	create_respipe ();	1004	create_respipe ();
988		1005
989	atfork_parent ();	1006	atfork_parent ();
990	}	1007	}
991		1008
992	#define dREQ(reqtype) \	1009	#define dREQ(reqtype,rsvcnt) \
993	bdb_req req; \	1010	bdb_req req; \
994	int req_pri = next_pri; \	1011	int req_pri = next_pri; \
995	next_pri = DEFAULT_PRI + PRI_BIAS; \	1012	next_pri = DEFAULT_PRI + PRI_BIAS; \
996	\	1013	\
997	if (callback && SvOK (callback)) \	1014	if (callback && SvOK (callback)) \
…		…
999	\	1016	\
1000	Newz (0, req, 1, bdb_cb); \	1017	Newz (0, req, 1, bdb_cb); \
1001	if (!req) \	1018	if (!req) \
1002	croak ("out of memory during bdb_req allocation"); \	1019	croak ("out of memory during bdb_req allocation"); \
1003	\	1020	\
1004	req->callback = cb ? SvREFCNT_inc (cb) : 0; \	1021	req->callback = SvREFCNT_inc (cb); \
1005	req->type = (reqtype); \	1022	req->type = (reqtype); \
1006	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;
1007		1027
1008	#define REQ_SEND \	1028	#define REQ_SEND \
1009	req_send (req)	1029	req_send (req)
1010		1030
1011	#define SvPTR(var, arg, type, class, nullok) \	1031	#define SvPTR(var, arg, type, stash, class, nullok) \
1012	if (!SvOK (arg)) \	1032	if (!SvOK (arg)) \
1013	{ \	1033	{ \
1014	if (nullok != 1) \	1034	if (nullok != 1) \
1015	croak (# var " must be a " # class " object, not undef"); \	1035	croak (# var " must be a " # class " object, not undef"); \
1016	\	1036	\
1017	(var) = 0; \	1037	(var) = 0; \
1018	} \	1038	} \
1019	else if (sv_derived_from ((arg), # class)) \	1039	else if (SvSTASH (SvRV (arg)) == stash \|\| sv_derived_from ((arg), # class)) \
1020	{ \	1040	{ \
1021	IV tmp = SvIV ((SV*) SvRV (arg)); \	1041	IV tmp = SvIV ((SV*) SvRV (arg)); \
1022	(var) = INT2PTR (type, tmp); \	1042	(var) = INT2PTR (type, tmp); \
1023	if (!var && nullok != 2) \	1043	if (!var && nullok != 2) \
1024	croak (# var " is not a valid " # class " object anymore"); \	1044	croak (# var " is not a valid " # class " object anymore"); \
1025	} \	1045	} \
1026	else \	1046	else \
1027	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	}
1028		1062
1029	static void	1063	static void
1030	ptr_nuke (SV *sv)	1064	ptr_nuke (SV *sv)
1031	{	1065	{
1032	assert (SvROK (sv));	1066	assert (SvROK (sv));
…		…
1103	}	1137	}
1104		1138
1105	return 0;	1139	return 0;
1106	}	1140	}
1107		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
1108	/* stupid windoes defined CALLBACK as well */	1183	/* stupid windows defines CALLBACK as well */
1109	#undef CALLBACK	1184	#undef CALLBACK
1110	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));	1185	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1111		1186
1112	MODULE = BDB PACKAGE = BDB	1187	MODULE = BDB PACKAGE = BDB
1113		1188
1114	PROTOTYPES: ENABLE	1189	PROTOTYPES: ENABLE
1115		1190
1116	BOOT:	1191	BOOT:
1117	{	1192	{
1118	HV *stash = gv_stashpv ("BDB", 1);
1119
1120	static const struct {	1193	static const struct {
1121	const char *name;	1194	const char *name;
1122	IV iv;	1195	IV iv;
1123	} *civ, const_iv[] = {	1196	} *civ, const_iv[] = {
1124	#define const_iv(name) { # name, (IV)DB_ ## name },	1197	#define const_iv(name) { # name, (IV)DB_ ## name },
…		…
1153	const_iv (TXN_NOT_DURABLE)	1226	const_iv (TXN_NOT_DURABLE)
1154	const_iv (TXN_WRITE_NOSYNC)	1227	const_iv (TXN_WRITE_NOSYNC)
1155	const_iv (WRITECURSOR)	1228	const_iv (WRITECURSOR)
1156	const_iv (YIELDCPU)	1229	const_iv (YIELDCPU)
1157	const_iv (ENCRYPT_AES)	1230	const_iv (ENCRYPT_AES)
		1231	#if DB_VERSION_MINOR < 8
1158	const_iv (XA_CREATE)	1232	const_iv (XA_CREATE)
		1233	#endif
1159	const_iv (BTREE)	1234	const_iv (BTREE)
1160	const_iv (HASH)	1235	const_iv (HASH)
1161	const_iv (QUEUE)	1236	const_iv (QUEUE)
1162	const_iv (RECNO)	1237	const_iv (RECNO)
1163	const_iv (UNKNOWN)	1238	const_iv (UNKNOWN)
…		…
1166	const_iv (NOSYNC)	1241	const_iv (NOSYNC)
1167	const_iv (CHKSUM)	1242	const_iv (CHKSUM)
1168	const_iv (ENCRYPT)	1243	const_iv (ENCRYPT)
1169	const_iv (DUP)	1244	const_iv (DUP)
1170	const_iv (DUPSORT)	1245	const_iv (DUPSORT)
1171	const_iv (RECNUM)	1246	//const_iv (RECNUM)
1172	const_iv (RENUMBER)	1247	const_iv (RENUMBER)
1173	const_iv (REVSPLITOFF)	1248	const_iv (REVSPLITOFF)
1174	const_iv (CONSUME)	1249	const_iv (CONSUME)
1175	const_iv (CONSUME_WAIT)	1250	const_iv (CONSUME_WAIT)
1176	const_iv (GET_BOTH)	1251	const_iv (GET_BOTH)
…		…
1227	const_iv (LOCK_OLDEST)	1302	const_iv (LOCK_OLDEST)
1228	const_iv (LOCK_RANDOM)	1303	const_iv (LOCK_RANDOM)
1229	const_iv (LOCK_YOUNGEST)	1304	const_iv (LOCK_YOUNGEST)
1230		1305
1231	const_iv (DONOTINDEX)	1306	const_iv (DONOTINDEX)
1232	const_iv (KEYEMPTY )	1307	const_iv (KEYEMPTY)
1233	const_iv (KEYEXIST )	1308	const_iv (KEYEXIST)
1234	const_iv (LOCK_DEADLOCK)	1309	const_iv (LOCK_DEADLOCK)
1235	const_iv (LOCK_NOTGRANTED)	1310	const_iv (LOCK_NOTGRANTED)
1236	const_iv (NOSERVER)	1311	const_iv (NOSERVER)
1237	const_iv (NOSERVER_HOME)	1312	const_iv (NOSERVER_HOME)
1238	const_iv (NOSERVER_ID)	1313	const_iv (NOSERVER_ID)
…		…
1248	const_iv (REP_UNAVAIL)	1323	const_iv (REP_UNAVAIL)
1249	const_iv (RUNRECOVERY)	1324	const_iv (RUNRECOVERY)
1250	const_iv (SECONDARY_BAD)	1325	const_iv (SECONDARY_BAD)
1251	const_iv (VERIFY_BAD)	1326	const_iv (VERIFY_BAD)
1252		1327
		1328	const_iv (SALVAGE)
		1329	const_iv (AGGRESSIVE)
		1330	const_iv (PRINTABLE)
		1331	const_iv (NOORDERCHK)
		1332	const_iv (ORDERCHKONLY)
		1333
		1334	const_iv (ARCH_ABS)
		1335	const_iv (ARCH_DATA)
		1336	const_iv (ARCH_LOG)
		1337	const_iv (ARCH_REMOVE)
		1338
1253	const_iv (VERB_DEADLOCK)	1339	const_iv (VERB_DEADLOCK)
1254	const_iv (VERB_RECOVERY)	1340	const_iv (VERB_RECOVERY)
1255	const_iv (VERB_REPLICATION)	1341	const_iv (VERB_REPLICATION)
1256	const_iv (VERB_WAITSFOR)	1342	const_iv (VERB_WAITSFOR)
1257		1343
1258	const_iv (VERSION_MAJOR)	1344	const_iv (VERSION_MAJOR)
1259	const_iv (VERSION_MINOR)	1345	const_iv (VERSION_MINOR)
1260	const_iv (VERSION_PATCH)	1346	const_iv (VERSION_PATCH)
		1347	const_iv (LOGVERSION)
		1348	const_iv (LOGOLDVER)
1261	#if DB_VERSION_MINOR >= 3	1349	#if DB_VERSION_MINOR >= 3
1262	const_iv (INORDER)	1350	const_iv (INORDER)
1263	const_iv (LOCK_MAXWRITE)	1351	const_iv (LOCK_MAXWRITE)
1264	const_iv (SEQ_DEC)	1352	const_iv (SEQ_DEC)
1265	const_iv (SEQ_INC)	1353	const_iv (SEQ_INC)
…		…
1290	const_iv (PRIORITY_VERY_LOW)	1378	const_iv (PRIORITY_VERY_LOW)
1291	const_iv (PRIORITY_LOW)	1379	const_iv (PRIORITY_LOW)
1292	const_iv (PRIORITY_DEFAULT)	1380	const_iv (PRIORITY_DEFAULT)
1293	const_iv (PRIORITY_HIGH)	1381	const_iv (PRIORITY_HIGH)
1294	const_iv (PRIORITY_VERY_HIGH)	1382	const_iv (PRIORITY_VERY_HIGH)
		1383	const_iv (IGNORE_LEASE)
1295	#endif	1384	#endif
1296	#if DB_VERSION_MINOR >= 7	1385	#if DB_VERSION_MINOR >= 7
		1386	//const_iv (MULTIPLE_KEY)
1297	const_iv (LOG_DIRECT)	1387	const_iv (LOG_DIRECT)
1298	const_iv (LOG_DSYNC)	1388	const_iv (LOG_DSYNC)
1299	const_iv (LOG_AUTO_REMOVE)	1389	const_iv (LOG_AUTO_REMOVE)
1300	const_iv (LOG_IN_MEMORY)	1390	const_iv (LOG_IN_MEMORY)
1301	const_iv (LOG_ZERO)	1391	const_iv (LOG_ZERO)
…		…
1304	const_iv (LOG_AUTOREMOVE)	1394	const_iv (LOG_AUTOREMOVE)
1305	# if DB_VERSION_MINOR >= 3	1395	# if DB_VERSION_MINOR >= 3
1306	const_iv (DSYNC_LOG)	1396	const_iv (DSYNC_LOG)
1307	const_iv (LOG_INMEMORY)	1397	const_iv (LOG_INMEMORY)
1308	# endif	1398	# endif
		1399	#if DB_VERSION_MINOR >= 8
		1400	const_iv (LOGVERSION_LATCHING)
		1401	#endif
1309	#endif	1402	#endif
1310	};	1403	};
1311		1404
		1405	bdb_stash = gv_stashpv ("BDB" , 1);
		1406	bdb_env_stash = gv_stashpv ("BDB::Env" , 1);
		1407	bdb_txn_stash = gv_stashpv ("BDB::Txn" , 1);
		1408	bdb_cursor_stash = gv_stashpv ("BDB::Cursor" , 1);
		1409	bdb_db_stash = gv_stashpv ("BDB::Db" , 1);
		1410	bdb_sequence_stash = gv_stashpv ("BDB::Sequence", 1);
		1411
1312	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1412	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1313	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1413	newCONSTSUB (bdb_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
		1414
		1415	prepare_cb = &PL_sv_undef;
1314		1416
1315	{	1417	{
1316	/* we currently only allow version, minor-version and patchlevel to go up to 255 */	1418	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
1317	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };	1419	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1318		1420
1319	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));	1421	newCONSTSUB (bdb_stash, "VERSION_v", newSVpvn (vstring, 3));
1320	}	1422	}
1321		1423
1322	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1424	newCONSTSUB (bdb_stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1323		1425
1324	create_respipe ();	1426	create_respipe ();
1325		1427
1326	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1428	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1327	patch_errno ();	1429	patch_errno ();
…		…
1405		1507
1406	int	1508	int
1407	poll_fileno ()	1509	poll_fileno ()
1408	PROTOTYPE:	1510	PROTOTYPE:
1409	CODE:	1511	CODE:
1410	RETVAL = respipe [0];	1512	RETVAL = s_epipe_fd (&respipe);
1411	OUTPUT:	1513	OUTPUT:
1412	RETVAL	1514	RETVAL
1413		1515
1414	int	1516	int
1415	poll_cb (...)	1517	poll_cb (...)
…		…
1457	RETVAL = started;	1559	RETVAL = started;
1458	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1560	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1459	OUTPUT:	1561	OUTPUT:
1460	RETVAL	1562	RETVAL
1461		1563
1462	void	1564	SV *
1463	set_sync_prepare (SV *cb)	1565	set_sync_prepare (SV *cb)
1464	PROTOTYPE: &	1566	PROTOTYPE: &
1465	CODE:	1567	CODE:
1466	SvREFCNT_dec (prepare_cb);	1568	RETVAL = prepare_cb;
1467	prepare_cb = newSVsv (cb);	1569	prepare_cb = newSVsv (cb);
		1570	OUTPUT:
		1571	RETVAL
1468		1572
1469	char *	1573	char *
1470	strerror (int errorno = errno)	1574	strerror (int errorno = errno)
1471	PROTOTYPE: ;$	1575	PROTOTYPE: ;$
1472	CODE:	1576	CODE:
…		…
1500	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = 0)	1604	db_env_open (DB_ENV env, bdb_filename db_home, U32 open_flags, int mode, SV callback = 0)
1501	PREINIT:	1605	PREINIT:
1502	CALLBACK	1606	CALLBACK
1503	CODE:	1607	CODE:
1504	{	1608	{
1505	dREQ (REQ_ENV_OPEN);	1609	dREQ (REQ_ENV_OPEN, 1);
1506	req->env = env;	1610	req->env = env;
1507	req->uint1 = open_flags \| DB_THREAD;	1611	req->uint1 = open_flags \| DB_THREAD;
1508	req->int1 = mode;	1612	req->int1 = mode;
1509	req->buf1 = strdup_ornull (db_home);	1613	req->buf1 = strdup_ornull (db_home);
1510	REQ_SEND;	1614	REQ_SEND;
…		…
1514	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)	1618	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
1515	PREINIT:	1619	PREINIT:
1516	CALLBACK	1620	CALLBACK
1517	CODE:	1621	CODE:
1518	{	1622	{
1519	dREQ (REQ_ENV_CLOSE);	1623	dREQ (REQ_ENV_CLOSE, 0);
		1624	ptr_nuke (ST (0));
1520	req->env = env;	1625	req->env = env;
1521	req->uint1 = flags;	1626	req->uint1 = flags;
1522	REQ_SEND;	1627	REQ_SEND;
1523	ptr_nuke (ST (0));
1524	}	1628	}
1525		1629
1526	void	1630	void
1527	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)	1631	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
1528	PREINIT:	1632	PREINIT:
1529	CALLBACK	1633	CALLBACK
1530	CODE:	1634	CODE:
1531	{	1635	{
1532	dREQ (REQ_ENV_TXN_CHECKPOINT);	1636	dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1533	req->env = env;	1637	req->env = env;
1534	req->uint1 = kbyte;	1638	req->uint1 = kbyte;
1535	req->int1 = min;	1639	req->int1 = min;
1536	req->uint2 = flags;	1640	req->uint2 = flags;
1537	REQ_SEND;	1641	REQ_SEND;
…		…
1541	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = 0)	1645	db_env_lock_detect (DB_ENV env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV dummy = 0, SV *callback = 0)
1542	PREINIT:	1646	PREINIT:
1543	CALLBACK	1647	CALLBACK
1544	CODE:	1648	CODE:
1545	{	1649	{
1546	dREQ (REQ_ENV_LOCK_DETECT);	1650	dREQ (REQ_ENV_LOCK_DETECT, 1);
1547	req->env = env;	1651	req->env = env;
1548	req->uint1 = flags;	1652	req->uint1 = flags;
1549	req->uint2 = atype;	1653	req->uint2 = atype;
1550	/* req->int2 = 0; dummy */	1654	/* req->int2 = 0; dummy */
1551	REQ_SEND;	1655	REQ_SEND;
…		…
1555	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = 0)	1659	db_env_memp_sync (DB_ENV env, SV dummy = 0, SV *callback = 0)
1556	PREINIT:	1660	PREINIT:
1557	CALLBACK	1661	CALLBACK
1558	CODE:	1662	CODE:
1559	{	1663	{
1560	dREQ (REQ_ENV_MEMP_SYNC);	1664	dREQ (REQ_ENV_MEMP_SYNC, 1);
1561	req->env = env;	1665	req->env = env;
1562	REQ_SEND;	1666	REQ_SEND;
1563	}	1667	}
1564		1668
1565	void	1669	void
1566	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = 0)	1670	db_env_memp_trickle (DB_ENV env, int percent, SV dummy = 0, SV *callback = 0)
1567	PREINIT:	1671	PREINIT:
1568	CALLBACK	1672	CALLBACK
1569	CODE:	1673	CODE:
1570	{	1674	{
1571	dREQ (REQ_ENV_MEMP_TRICKLE);	1675	dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1572	req->env = env;	1676	req->env = env;
1573	req->int1 = percent;	1677	req->int1 = percent;
1574	REQ_SEND;	1678	REQ_SEND;
1575	}	1679	}
1576		1680
…		…
1578	db_env_dbremove (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)	1682	db_env_dbremove (DB_ENV env, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
1579	PREINIT:	1683	PREINIT:
1580	CALLBACK	1684	CALLBACK
1581	CODE:	1685	CODE:
1582	{	1686	{
1583	dREQ (REQ_ENV_DBREMOVE);	1687	dREQ (REQ_ENV_DBREMOVE, 2);
1584	req->env = env;	1688	req->env = env;
1585	req->buf1 = strdup_ornull (file);	1689	req->buf1 = strdup_ornull (file);
1586	req->buf2 = strdup_ornull (database);	1690	req->buf2 = strdup_ornull (database);
1587	req->uint1 = flags;	1691	req->uint1 = flags;
1588	REQ_SEND;	1692	REQ_SEND;
…		…
1592	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)	1696	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)
1593	PREINIT:	1697	PREINIT:
1594	CALLBACK	1698	CALLBACK
1595	CODE:	1699	CODE:
1596	{	1700	{
1597	dREQ (REQ_ENV_DBRENAME);	1701	dREQ (REQ_ENV_DBRENAME, 2);
1598	req->env = env;	1702	req->env = env;
1599	req->buf1 = strdup_ornull (file);	1703	req->buf1 = strdup_ornull (file);
1600	req->buf2 = strdup_ornull (database);	1704	req->buf2 = strdup_ornull (database);
1601	req->buf3 = strdup_ornull (newname);	1705	req->buf3 = strdup_ornull (newname);
1602	req->uint1 = flags;	1706	req->uint1 = flags;
1603	REQ_SEND;	1707	REQ_SEND;
1604	}	1708	}
1605		1709
		1710	void
		1711	db_env_log_archive (DB_ENV env, SV_mutable listp, U32 flags = 0, SV *callback = 0)
		1712	PREINIT:
		1713	CALLBACK
		1714	CODE:
		1715	{
		1716	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1717	req->sv1 = SvREFCNT_inc (listp);
		1718	req->env = env;
		1719	req->uint1 = flags;
		1720	REQ_SEND;
		1721	}
		1722
1606	DB *	1723	DB *
1607	db_create (DB_ENV *env = 0, U32 flags = 0)	1724	db_create (DB_ENV *env = 0, U32 flags = 0)
1608	CODE:	1725	CODE:
1609	{	1726	{
1610	errno = db_create (&RETVAL, env, flags);	1727	errno = db_create (&RETVAL, env, flags);
…		…
1621	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)	1738	db_open (DB db, DB_TXN_ornull txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
1622	PREINIT:	1739	PREINIT:
1623	CALLBACK	1740	CALLBACK
1624	CODE:	1741	CODE:
1625	{	1742	{
1626	dREQ (REQ_DB_OPEN);	1743	dREQ (REQ_DB_OPEN, 2);
1627	req->db = db;	1744	req->db = db;
1628	req->txn = txnid;	1745	req->txn = txnid;
1629	req->buf1 = strdup_ornull (file);	1746	req->buf1 = strdup_ornull (file);
1630	req->buf2 = strdup_ornull (database);	1747	req->buf2 = strdup_ornull (database);
1631	req->int1 = type;	1748	req->int1 = type;
…		…
1638	db_close (DB db, U32 flags = 0, SV callback = 0)	1755	db_close (DB db, U32 flags = 0, SV callback = 0)
1639	PREINIT:	1756	PREINIT:
1640	CALLBACK	1757	CALLBACK
1641	CODE:	1758	CODE:
1642	{	1759	{
1643	dREQ (REQ_DB_CLOSE);	1760	dREQ (REQ_DB_CLOSE, 0);
		1761	ptr_nuke (ST (0));
1644	req->db = db;	1762	req->db = db;
1645	req->uint1 = flags;	1763	req->uint1 = flags;
1646	req->sv1 = (SV *)db->app_private;	1764	req->sv1 = (SV *)db->app_private;
1647	REQ_SEND;	1765	REQ_SEND;
1648	ptr_nuke (ST (0));
1649	}	1766	}
1650		1767
1651	#if DB_VERSION_MINOR >= 4	1768	#if DB_VERSION_MINOR >= 4
1652		1769
1653	void	1770	void
1654	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)	1771	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)
1655	PREINIT:	1772	PREINIT:
1656	CALLBACK	1773	CALLBACK
1657	CODE:	1774	CODE:
1658	{	1775	{
1659	dREQ (REQ_DB_COMPACT);	1776	dREQ (REQ_DB_COMPACT, 2);
1660	req->db = db;	1777	req->db = db;
1661	req->txn = txn;	1778	req->txn = txn;
1662	sv_to_dbt (&req->dbt1, start);	1779	if (start) sv_to_dbt (&req->dbt1, start);
1663	sv_to_dbt (&req->dbt2, stop);	1780	if (stop ) sv_to_dbt (&req->dbt2, stop );
1664	req->uint1 = flags;	1781	req->uint1 = flags;
1665	REQ_SEND;	1782	REQ_SEND;
1666	}	1783	}
1667		1784
1668	#endif	1785	#endif
…		…
1671	db_sync (DB db, U32 flags = 0, SV callback = 0)	1788	db_sync (DB db, U32 flags = 0, SV callback = 0)
1672	PREINIT:	1789	PREINIT:
1673	CALLBACK	1790	CALLBACK
1674	CODE:	1791	CODE:
1675	{	1792	{
1676	dREQ (REQ_DB_SYNC);	1793	dREQ (REQ_DB_SYNC, 1);
1677	req->db = db;	1794	req->db = db;
1678	req->uint1 = flags;	1795	req->uint1 = flags;
1679	REQ_SEND;	1796	REQ_SEND;
1680	}	1797	}
1681		1798
1682	void	1799	void
		1800	db_verify (DB db, bdb_filename file, bdb_filename database = 0, SV dummy = 0, U32 flags = 0, SV *callback = 0)
		1801	PREINIT:
		1802	CALLBACK
		1803	CODE:
		1804	{
		1805	dREQ (REQ_DB_VERIFY, 1);
		1806	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1807	req->db = db;
		1808	req->buf1 = strdup (file);
		1809	req->buf2 = strdup_ornull (database);
		1810	req->uint1 = flags;
		1811	REQ_SEND;
		1812	}
		1813
		1814	void
1683	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)	1815	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
1684	PREINIT:	1816	PREINIT:
1685	CALLBACK	1817	CALLBACK
1686	CODE:	1818	CODE:
1687	{	1819	{
1688	dREQ (REQ_DB_SYNC);	1820	dREQ (REQ_DB_UPGRADE, 1);
1689	req->db = db;	1821	req->db = db;
1690	req->buf1 = strdup (file);	1822	req->buf1 = strdup (file);
1691	req->uint1 = flags;	1823	req->uint1 = flags;
1692	REQ_SEND;	1824	REQ_SEND;
1693	}	1825	}
1694		1826
1695	void	1827	void
1696	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = 0)	1828	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV_mutable key_range, U32 flags = 0, SV *callback = 0)
1697	PREINIT:	1829	PREINIT:
1698	CALLBACK	1830	CALLBACK
1699	CODE:	1831	CODE:
1700	{	1832	{
1701	dREQ (REQ_DB_KEY_RANGE);	1833	dREQ (REQ_DB_KEY_RANGE, 2);
1702	req->db = db;	1834	req->db = db;
1703	req->txn = txn;	1835	req->txn = txn;
1704	sv_to_dbt (&req->dbt1, key);	1836	sv_to_dbt (&req->dbt1, key);
1705	req->uint1 = flags;	1837	req->uint1 = flags;
1706	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);	1838	req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
…		…
1711	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)	1843	db_put (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)
1712	PREINIT:	1844	PREINIT:
1713	CALLBACK	1845	CALLBACK
1714	CODE:	1846	CODE:
1715	{	1847	{
1716	dREQ (REQ_DB_PUT);	1848	dREQ (REQ_DB_PUT, 2);
1717	req->db = db;	1849	req->db = db;
1718	req->txn = txn;	1850	req->txn = txn;
1719	sv_to_dbt (&req->dbt1, key);	1851	sv_to_dbt (&req->dbt1, key);
1720	sv_to_dbt (&req->dbt2, data);	1852	sv_to_dbt (&req->dbt2, data);
1721	req->uint1 = flags;	1853	req->uint1 = flags;
…		…
1728	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)	1860	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
1729	PREINIT:	1861	PREINIT:
1730	CALLBACK	1862	CALLBACK
1731	CODE:	1863	CODE:
1732	{	1864	{
1733	dREQ (REQ_DB_EXISTS);	1865	dREQ (REQ_DB_EXISTS, 2);
1734	req->db = db;	1866	req->db = db;
1735	req->txn = txn;	1867	req->txn = txn;
1736	req->uint1 = flags;	1868	req->uint1 = flags;
1737	sv_to_dbt (&req->dbt1, key);	1869	sv_to_dbt (&req->dbt1, key);
1738	REQ_SEND;	1870	REQ_SEND;
1739	}	1871	}
1740		1872
1741	#endif	1873	#endif
1742		1874
1743	void	1875	void
1744	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)	1876	db_get (DB db, DB_TXN_ornull txn, SV key, SV_mutable data, U32 flags = 0, SV *callback = 0)
1745	PREINIT:	1877	PREINIT:
1746	CALLBACK	1878	CALLBACK
1747	CODE:	1879	CODE:
1748	if (SvREADONLY (data))
1749	croak ("can't modify read-only data scalar in db_get");
1750	{	1880	{
		1881	//TODO: key is somtimesmutable
1751	dREQ (REQ_DB_GET);	1882	dREQ (REQ_DB_GET, 2);
1752	req->db = db;	1883	req->db = db;
1753	req->txn = txn;	1884	req->txn = txn;
1754	req->uint1 = flags;	1885	req->uint1 = flags;
1755	sv_to_dbt (&req->dbt1, key);	1886	sv_to_dbt (&req->dbt1, key);
1756	req->dbt3.flags = DB_DBT_MALLOC;	1887	req->dbt3.flags = DB_DBT_MALLOC;
1757	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1888	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1758	REQ_SEND;	1889	REQ_SEND;
1759	}	1890	}
1760		1891
1761	void	1892	void
1762	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = 0)	1893	db_pget (DB db, DB_TXN_ornull txn, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV callback = 0)
1763	PREINIT:	1894	PREINIT:
1764	CALLBACK	1895	CALLBACK
1765	CODE:	1896	CODE:
1766	if (SvREADONLY (data))
1767	croak ("can't modify read-only data scalar in db_pget");
1768	{	1897	{
		1898	//TODO: key is somtimesmutable
1769	dREQ (REQ_DB_PGET);	1899	dREQ (REQ_DB_PGET, 2);
		1900	req->db = db;
		1901	req->txn = txn;
		1902	req->uint1 = flags;
		1903
		1904	sv_to_dbt (&req->dbt1, key);
		1905
		1906	req->dbt2.flags = DB_DBT_MALLOC;
		1907	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1908
		1909	req->dbt3.flags = DB_DBT_MALLOC;
		1910	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		1911	REQ_SEND;
		1912	}
		1913
		1914	void
		1915	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
		1916	PREINIT:
		1917	CALLBACK
		1918	CODE:
		1919	{
		1920	dREQ (REQ_DB_DEL, 2);
1770	req->db = db;	1921	req->db = db;
1771	req->txn = txn;	1922	req->txn = txn;
1772	req->uint1 = flags;	1923	req->uint1 = flags;
1773	sv_to_dbt (&req->dbt1, key);	1924	sv_to_dbt (&req->dbt1, key);
1774	sv_to_dbt (&req->dbt2, pkey);
1775	req->dbt3.flags = DB_DBT_MALLOC;
1776	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1777	REQ_SEND;	1925	REQ_SEND;
1778	}	1926	}
1779		1927
1780	void	1928	void
1781	db_del (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)	1929	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
1782	PREINIT:	1930	PREINIT:
1783	CALLBACK	1931	CALLBACK
1784	CODE:	1932	CODE:
1785	{	1933	{
1786	dREQ (REQ_DB_DEL);	1934	dREQ (REQ_TXN_COMMIT, 0);
1787	req->db = db;	1935	ptr_nuke (ST (0));
1788	req->txn = txn;	1936	req->txn = txn;
1789	req->uint1 = flags;	1937	req->uint1 = flags;
1790	sv_to_dbt (&req->dbt1, key);
1791	REQ_SEND;	1938	REQ_SEND;
1792	}	1939	}
1793		1940
1794	void	1941	void
		1942	db_txn_abort (DB_TXN txn, SV callback = 0)
		1943	PREINIT:
		1944	CALLBACK
		1945	CODE:
		1946	{
		1947	dREQ (REQ_TXN_ABORT, 0);
		1948	ptr_nuke (ST (0));
		1949	req->txn = txn;
		1950	REQ_SEND;
		1951	}
		1952
		1953	void
1795	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)	1954	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
1796	PREINIT:	1955	PREINIT:
1797	CALLBACK	1956	CALLBACK
1798	CODE:	1957	CODE:
1799	{	1958	{
1800	dREQ (REQ_TXN_COMMIT);	1959	dREQ (REQ_TXN_FINISH, 0);
		1960	ptr_nuke (ST (0));
1801	req->txn = txn;	1961	req->txn = txn;
1802	req->uint1 = flags;	1962	req->uint1 = flags;
1803	REQ_SEND;	1963	REQ_SEND;
		1964	}
		1965
		1966	void
		1967	db_c_close (DBC dbc, SV callback = 0)
		1968	PREINIT:
		1969	CALLBACK
		1970	CODE:
		1971	{
		1972	dREQ (REQ_C_CLOSE, 0);
1804	ptr_nuke (ST (0));	1973	ptr_nuke (ST (0));
1805	}
1806
1807	void
1808	db_txn_abort (DB_TXN txn, SV callback = 0)
1809	PREINIT:
1810	CALLBACK
1811	CODE:
1812	{
1813	dREQ (REQ_TXN_ABORT);
1814	req->txn = txn;
1815	REQ_SEND;
1816	ptr_nuke (ST (0));
1817	}
1818
1819	void
1820	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
1821	PREINIT:
1822	CALLBACK
1823	CODE:
1824	{
1825	dREQ (REQ_TXN_FINISH);
1826	req->txn = txn;
1827	req->uint1 = flags;
1828	REQ_SEND;
1829	ptr_nuke (ST (0));
1830	}
1831
1832	void
1833	db_c_close (DBC dbc, SV callback = 0)
1834	PREINIT:
1835	CALLBACK
1836	CODE:
1837	{
1838	dREQ (REQ_C_CLOSE);
1839	req->dbc = dbc;	1974	req->dbc = dbc;
1840	REQ_SEND;	1975	REQ_SEND;
1841	ptr_nuke (ST (0));
1842	}	1976	}
1843		1977
1844	void	1978	void
1845	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)	1979	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
1846	PREINIT:	1980	PREINIT:
1847	CALLBACK	1981	CALLBACK
1848	CODE:	1982	CODE:
1849	{	1983	{
1850	dREQ (REQ_C_COUNT);	1984	dREQ (REQ_C_COUNT, 1);
1851	req->dbc = dbc;	1985	req->dbc = dbc;
1852	req->sv1 = SvREFCNT_inc (count);	1986	req->sv1 = SvREFCNT_inc (count);
1853	REQ_SEND;	1987	REQ_SEND;
1854	}	1988	}
1855		1989
…		…
1857	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)	1991	db_c_put (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)
1858	PREINIT:	1992	PREINIT:
1859	CALLBACK	1993	CALLBACK
1860	CODE:	1994	CODE:
1861	{	1995	{
1862	dREQ (REQ_C_PUT);	1996	dREQ (REQ_C_PUT, 1);
1863	req->dbc = dbc;	1997	req->dbc = dbc;
1864	sv_to_dbt (&req->dbt1, key);	1998	sv_to_dbt (&req->dbt1, key);
1865	sv_to_dbt (&req->dbt2, data);	1999	sv_to_dbt (&req->dbt2, data);
1866	req->uint1 = flags;	2000	req->uint1 = flags;
1867	REQ_SEND;	2001	REQ_SEND;
1868	}	2002	}
1869		2003
1870	void	2004	void
1871	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)	2005	db_c_get (DBC dbc, SV key, SV_mutable data, U32 flags = 0, SV callback = 0)
1872	PREINIT:	2006	PREINIT:
1873	CALLBACK	2007	CALLBACK
1874	CODE:	2008	CODE:
1875	{	2009	{
		2010	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2011	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2012	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2013	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2014	"key",
		2015	"BDB::db_c_get");
		2016
		2017	{
1876	dREQ (REQ_C_GET);	2018	dREQ (REQ_C_GET, 1);
		2019	req->dbc = dbc;
		2020	req->uint1 = flags;
		2021	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2022	sv_to_dbt (&req->dbt1, key);
		2023	else
		2024	{
		2025	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2026	sv_to_dbt (&req->dbt1, key);
		2027	else
		2028	req->dbt1.flags = DB_DBT_MALLOC;
		2029
		2030	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2031	}
		2032
		2033	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2034	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2035	sv_to_dbt (&req->dbt3, data);
		2036	else
		2037	req->dbt3.flags = DB_DBT_MALLOC;
		2038
		2039	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2040	REQ_SEND;
		2041	}
		2042	}
		2043
		2044	void
		2045	db_c_pget (DBC dbc, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV *callback = 0)
		2046	PREINIT:
		2047	CALLBACK
		2048	CODE:
		2049	{
		2050	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2051	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2052	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2053	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2054	"key",
		2055	"BDB::db_c_pget");
		2056
		2057	{
		2058	dREQ (REQ_C_PGET, 1);
		2059	req->dbc = dbc;
		2060	req->uint1 = flags;
		2061	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
		2062	sv_to_dbt (&req->dbt1, key);
		2063	else
		2064	{
		2065	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2066	sv_to_dbt (&req->dbt1, key);
		2067	else
		2068	req->dbt1.flags = DB_DBT_MALLOC;
		2069
		2070	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2071	}
		2072
		2073	req->dbt2.flags = DB_DBT_MALLOC;
		2074	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		2075
		2076	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
		2077	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
		2078	sv_to_dbt (&req->dbt3, data);
		2079	else
		2080	req->dbt3.flags = DB_DBT_MALLOC;
		2081
		2082	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
		2083	REQ_SEND;
		2084	}
		2085	}
		2086
		2087	void
		2088	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
		2089	PREINIT:
		2090	CALLBACK
		2091	CODE:
		2092	{
		2093	dREQ (REQ_C_DEL, 1);
1877	req->dbc = dbc;	2094	req->dbc = dbc;
1878	req->uint1 = flags;	2095	req->uint1 = flags;
1879	if ((flags & DB_SET) == DB_SET
1880	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1881	sv_to_dbt (&req->dbt1, key);
1882	else
1883	req->dbt1.flags = DB_DBT_MALLOC;
1884
1885	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1886
1887	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1888	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1889	sv_to_dbt (&req->dbt3, data);
1890	else
1891	req->dbt3.flags = DB_DBT_MALLOC;
1892
1893	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1894	REQ_SEND;
1895	}
1896
1897	void
1898	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = 0)
1899	PREINIT:
1900	CALLBACK
1901	CODE:
1902	{
1903	dREQ (REQ_C_PGET);
1904	req->dbc = dbc;
1905	req->uint1 = flags;
1906	if ((flags & DB_SET) == DB_SET
1907	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1908	sv_to_dbt (&req->dbt1, key);
1909	else
1910	req->dbt1.flags = DB_DBT_MALLOC;
1911
1912	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1913
1914	req->dbt2.flags = DB_DBT_MALLOC;
1915	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1916
1917	if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1918	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1919	sv_to_dbt (&req->dbt3, data);
1920	else
1921	req->dbt3.flags = DB_DBT_MALLOC;
1922
1923	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1924	REQ_SEND;
1925	}
1926
1927	void
1928	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
1929	PREINIT:
1930	CALLBACK
1931	CODE:
1932	{
1933	dREQ (REQ_C_DEL);
1934	req->dbc = dbc;
1935	req->uint1 = flags;
1936	REQ_SEND;	2096	REQ_SEND;
1937	}	2097	}
1938		2098
1939		2099
1940	#if DB_VERSION_MINOR >= 3	2100	#if DB_VERSION_MINOR >= 3
…		…
1943	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)	2103	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
1944	PREINIT:	2104	PREINIT:
1945	CALLBACK	2105	CALLBACK
1946	CODE:	2106	CODE:
1947	{	2107	{
1948	dREQ (REQ_SEQ_OPEN);	2108	dREQ (REQ_SEQ_OPEN, 2);
1949	req->seq = seq;	2109	req->seq = seq;
1950	req->txn = txnid;	2110	req->txn = txnid;
1951	req->uint1 = flags \| DB_THREAD;	2111	req->uint1 = flags \| DB_THREAD;
1952	sv_to_dbt (&req->dbt1, key);	2112	sv_to_dbt (&req->dbt1, key);
1953	REQ_SEND;	2113	REQ_SEND;
…		…
1957	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)	2117	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
1958	PREINIT:	2118	PREINIT:
1959	CALLBACK	2119	CALLBACK
1960	CODE:	2120	CODE:
1961	{	2121	{
1962	dREQ (REQ_SEQ_CLOSE);	2122	dREQ (REQ_SEQ_CLOSE, 0);
		2123	ptr_nuke (ST (0));
1963	req->seq = seq;	2124	req->seq = seq;
1964	req->uint1 = flags;	2125	req->uint1 = flags;
1965	REQ_SEND;	2126	REQ_SEND;
1966	ptr_nuke (ST (0));
1967	}	2127	}
1968		2128
1969	void	2129	void
1970	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)	2130	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV_mutable seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
1971	PREINIT:	2131	PREINIT:
1972	CALLBACK	2132	CALLBACK
1973	CODE:	2133	CODE:
1974	{	2134	{
1975	dREQ (REQ_SEQ_GET);	2135	dREQ (REQ_SEQ_GET, 2);
1976	req->seq = seq;	2136	req->seq = seq;
1977	req->txn = txnid;	2137	req->txn = txnid;
1978	req->int1 = delta;	2138	req->int1 = delta;
1979	req->uint1 = flags;	2139	req->uint1 = flags;
1980	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);	2140	req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
…		…
1985	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = 0)	2145	db_sequence_remove (DB_SEQUENCE seq, DB_TXN_ornull txnid = 0, U32 flags = 0, SV *callback = 0)
1986	PREINIT:	2146	PREINIT:
1987	CALLBACK	2147	CALLBACK
1988	CODE:	2148	CODE:
1989	{	2149	{
1990	dREQ (REQ_SEQ_REMOVE);	2150	dREQ (REQ_SEQ_REMOVE, 2);
1991	req->seq = seq;	2151	req->seq = seq;
1992	req->txn = txnid;	2152	req->txn = txnid;
1993	req->uint1 = flags;	2153	req->uint1 = flags;
1994	REQ_SEND;	2154	REQ_SEND;
1995	}	2155	}
…		…
2204	CODE:	2364	CODE:
2205	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2365	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2206	OUTPUT:	2366	OUTPUT:
2207	RETVAL	2367	RETVAL
2208		2368
		2369	int set_pagesize (DB *db, U32 pagesize)
		2370	CODE:
		2371	RETVAL = db->set_pagesize (db, pagesize);
		2372	OUTPUT:
		2373	RETVAL
		2374
2209	int set_flags (DB *db, U32 flags)	2375	int set_flags (DB *db, U32 flags)
2210	CODE:	2376	CODE:
2211	RETVAL = db->set_flags (db, flags);	2377	RETVAL = db->set_flags (db, flags);
2212	OUTPUT:	2378	OUTPUT:
2213	RETVAL	2379	RETVAL

Diff Legend

-–
+Removed lines
-+
+Added lines
-<
+Changed lines
->
+Changed lines

Comparing BDB/BDB.xs (file contents): Revision 1.49 by root, Thu Sep 25 12:28:49 2008 UTC vs. Revision 1.75 by root, Fri Jul 29 08:35:35 2011 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.49 by root, Thu Sep 25 12:28:49 2008 UTC vs.
Revision 1.75 by root, Fri Jul 29 08:35:35 2011 UTC