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Comparing BDB/BDB.xs (file contents):
Revision 1.50 by root, Thu Sep 25 13:22:32 2008 UTC vs.
Revision 1.81 by root, Tue Feb 2 04:28:06 2016 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
…		…
32	# include <unistd.h>	31	# include <unistd.h>
33	#endif	32	#endif
34		33
35	#include <db.h>	34	#include <db.h>
36		35
37	#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)	36	#define DBVER DB_VERSION_MAJOR * 100 + DB_VERSION_MINOR
		37
		38	#if DBVER < 403
38	# error you need Berkeley DB 4.3 or a newer 4.x version installed	39	# error you need Berkeley DB 4.3 or a newer version installed
39	#endif	40	#endif
40		41
41	/* number of seconds after which idle threads exit */	42	/* number of seconds after which idle threads exit */
42	#define IDLE_TIMEOUT 10	43	#define IDLE_TIMEOUT 10
		44
		45	typedef SV SV_mutable;
43		46
44	typedef DB_ENV DB_ENV_ornull;	47	typedef DB_ENV DB_ENV_ornull;
45	typedef DB_TXN DB_TXN_ornull;	48	typedef DB_TXN DB_TXN_ornull;
46	typedef DBC DBC_ornull;	49	typedef DBC DBC_ornull;
47	typedef DB DB_ornull;	50	typedef DB DB_ornull;
…		…
49	typedef DB_ENV DB_ENV_ornuked;	52	typedef DB_ENV DB_ENV_ornuked;
50	typedef DB_TXN DB_TXN_ornuked;	53	typedef DB_TXN DB_TXN_ornuked;
51	typedef DBC DBC_ornuked;	54	typedef DBC DBC_ornuked;
52	typedef DB DB_ornuked;	55	typedef DB DB_ornuked;
53		56
54	#if DB_VERSION_MINOR >= 3	57	#if DBVER >= 403
55	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	58	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
56	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;	59	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
57	#endif	60	#endif
58		61
59	typedef SV SV8; /* byte-sv, used for argument-checking */
60	typedef char *bdb_filename;	62	typedef char *bdb_filename;
61		63
62	static SV *prepare_cb;	64	static SV *prepare_cb;
63		65
64	#if DB_VERSION_MINOR >= 6	66	static HV
		67	*bdb_stash,
		68	*bdb_env_stash,
		69	*bdb_txn_stash,
		70	*bdb_cursor_stash,
		71	*bdb_db_stash,
		72	*bdb_sequence_stash;
		73
		74	#if DBVER >= 406
65	# define c_close close	75	# define c_close close
66	# define c_count count	76	# define c_count count
67	# define c_del del	77	# define c_del del
68	# define c_dup dup	78	# define c_dup dup
69	# define c_get get	79	# define c_get get
…		…
135	dbt_to_sv (SV *sv, DBT *dbt)	145	dbt_to_sv (SV *sv, DBT *dbt)
136	{	146	{
137	if (sv)	147	if (sv)
138	{	148	{
139	SvREADONLY_off (sv);	149	SvREADONLY_off (sv);
140	sv_setsv_mg (sv, dbt->data ? newSVpvn (dbt->data, dbt->size) : &PL_sv_undef);	150
		151	if (dbt->data)
		152	sv_setpvn_mg (sv, dbt->data, dbt->size);
		153	else
		154	sv_setsv_mg (sv, &PL_sv_undef);
		155
141	SvREFCNT_dec (sv);	156	SvREFCNT_dec (sv);
142	}	157	}
143		158
144	//assert (dbt->flags & DBT_MALLOC || !dbt->data);
145	free (dbt->data);	159	free (dbt->data);
146	}	160	}
147		161
148	enum {	162	enum {
149	REQ_QUIT,	163	REQ_QUIT,
150	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	164	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
151	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,	165	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
		166	REQ_ENV_LOG_ARCHIVE, REQ_ENV_LSN_RESET, REQ_ENV_FILEID_RESET,
152	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,	167	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_VERIFY, REQ_DB_UPGRADE,
153	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,	168	REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
154	REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,	169	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,	170	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,	171	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
157	};	172	};
…		…
173	char *buf1, *buf2, *buf3;	188	char *buf1, *buf2, *buf3;
174	SV *sv1, *sv2, *sv3;	189	SV *sv1, *sv2, *sv3;
175		190
176	DBT dbt1, dbt2, dbt3;	191	DBT dbt1, dbt2, dbt3;
177	DB_KEY_RANGE key_range;	192	DB_KEY_RANGE key_range;
178	#if DB_VERSION_MINOR >= 3	193	#if DBVER >= 403
179	DB_SEQUENCE *seq;	194	DB_SEQUENCE *seq;
180	db_seq_t seq_t;	195	db_seq_t seq_t;
181	#endif	196	#endif
182		197
183	SV *rsv1, *rsv2; // keep some request objects alive	198	SV *rsv1, *rsv2; // keep some request objects alive
…		…
211	static int next_pri = DEFAULT_PRI + PRI_BIAS;	226	static int next_pri = DEFAULT_PRI + PRI_BIAS;
212		227
213	static unsigned int started, idle, wanted;	228	static unsigned int started, idle, wanted;
214		229
215	/* worker threads management */	230	/* worker threads management */
216	static mutex_t wrklock = X_MUTEX_INIT;	231	static xmutex_t wrklock = X_MUTEX_INIT;
217		232
218	typedef struct worker {	233	typedef struct worker {
219	/* locked by wrklock */	234	/* locked by wrklock */
220	struct worker *prev, *next;	235	struct worker *prev, *next;
221		236
222	thread_t tid;	237	xthread_t tid;
223		238
224	/* locked by reslock, reqlock or wrklock */	239	/* locked by reslock, reqlock or wrklock */
225	bdb_req req; /* currently processed request */	240	bdb_req req; /* currently processed request */
226	void *dbuf;	241	void *dbuf;
227	DIR *dirp;	242	DIR *dirp;
…		…
242	}	257	}
243		258
244	static volatile unsigned int nreqs, nready, npending;	259	static volatile unsigned int nreqs, nready, npending;
245	static volatile unsigned int max_idle = 4;	260	static volatile unsigned int max_idle = 4;
246	static volatile unsigned int max_outstanding = 0xffffffff;	261	static volatile unsigned int max_outstanding = 0xffffffff;
247	static int respipe_osf [2], respipe [2] = { -1, -1 };	262	static s_epipe respipe;
248		263
249	static mutex_t reslock = X_MUTEX_INIT;	264	static xmutex_t reslock = X_MUTEX_INIT;
250	static mutex_t reqlock = X_MUTEX_INIT;	265	static xmutex_t reqlock = X_MUTEX_INIT;
251	static cond_t reqwait = X_COND_INIT;	266	static xcond_t reqwait = X_COND_INIT;
252		267
253	#if WORDACCESS_UNSAFE	268	#if WORDACCESS_UNSAFE
254		269
255	static unsigned int get_nready (void)	270	static unsigned int get_nready (void)
256	{	271	{
…		…
347	abort ();	362	abort ();
348	}	363	}
349		364
350	static int poll_cb (void);	365	static int poll_cb (void);
351	static void req_free (bdb_req req);	366	static void req_free (bdb_req req);
352	static void req_cancel (bdb_req req);
353		367
354	static int req_invoke (bdb_req req)	368	static int req_invoke (bdb_req req)
355	{	369	{
356	dSP;	370	switch (req->type)
		371	{
		372	case REQ_DB_CLOSE:
		373	SvREFCNT_dec (req->sv1);
		374	break;
		375
		376	case REQ_DB_GET:
		377	case REQ_DB_PGET:
		378	case REQ_C_GET:
		379	case REQ_C_PGET:
		380	case REQ_DB_PUT:
		381	case REQ_C_PUT:
		382	dbt_to_sv (req->sv1, &req->dbt1);
		383	dbt_to_sv (req->sv2, &req->dbt2);
		384	dbt_to_sv (req->sv3, &req->dbt3);
		385	break;
		386
		387	case REQ_DB_KEY_RANGE:
		388	{
		389	AV *av = newAV ();
		390
		391	av_push (av, newSVnv (req->key_range.less));
		392	av_push (av, newSVnv (req->key_range.equal));
		393	av_push (av, newSVnv (req->key_range.greater));
		394
		395	av = (AV *)newRV_noinc ((SV *)av);
		396
		397	SvREADONLY_off (req->sv1);
		398	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		399	SvREFCNT_dec (av);
		400	SvREFCNT_dec (req->sv1);
		401	}
		402	break;
		403
		404	#if DBVER >= 403
		405	case REQ_SEQ_GET:
		406	SvREADONLY_off (req->sv1);
		407
		408	if (sizeof (IV) > 4)
		409	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		410	else
		411	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		412
		413	SvREFCNT_dec (req->sv1);
		414	break;
		415	#endif
		416
		417	case REQ_ENV_LOG_ARCHIVE:
		418	{
		419	AV *av = newAV ();
		420	char **listp = (char **)req->buf1;
		421
		422	if (listp)
		423	while (*listp)
		424	av_push (av, newSVpv (*listp, 0)), ++listp;
		425
		426	av = (AV *)newRV_noinc ((SV *)av);
		427
		428	SvREADONLY_off (req->sv1);
		429	sv_setsv_mg (req->sv1, (SV *)av);
		430	SvREFCNT_dec (av);
		431	SvREFCNT_dec (req->sv1);
		432	}
		433	break;
		434	}
		435
		436	errno = req->result;
357		437
358	if (req->callback)	438	if (req->callback)
359	{	439	{
		440	dSP;
		441
360	ENTER;	442	ENTER;
361	SAVETMPS;	443	SAVETMPS;
362	PUSHMARK (SP);	444	PUSHMARK (SP);
363		445
364	switch (req->type)
365	{
366	case REQ_DB_CLOSE:
367	SvREFCNT_dec (req->sv1);
368	break;
369
370	case REQ_DB_GET:
371	case REQ_DB_PGET:
372	dbt_to_sv (req->sv3, &req->dbt3);
373	break;
374
375	case REQ_C_GET:
376	case REQ_C_PGET:
377	dbt_to_sv (req->sv1, &req->dbt1);
378	dbt_to_sv (req->sv2, &req->dbt2);
379	dbt_to_sv (req->sv3, &req->dbt3);
380	break;
381
382	case REQ_DB_PUT:
383	case REQ_C_PUT:
384	dbt_to_sv (0, &req->dbt1);
385	dbt_to_sv (0, &req->dbt2);
386	break;
387
388	case REQ_DB_KEY_RANGE:
389	{
390	AV *av = newAV ();
391
392	av_push (av, newSVnv (req->key_range.less));
393	av_push (av, newSVnv (req->key_range.equal));
394	av_push (av, newSVnv (req->key_range.greater));
395
396	SvREADONLY_off (req->sv1);
397	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)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
416	errno = req->result;
417
418	PUTBACK;	446	PUTBACK;
419	call_sv (req->callback, G_VOID | G_EVAL);	447	call_sv (req->callback, G_VOID | G_EVAL);
420	SPAGAIN;	448	SPAGAIN;
421		449
422	FREETMPS;	450	FREETMPS;
423	LEAVE;	451	LEAVE;
		452
		453	return !SvTRUE (ERRSV);
424	}	454	}
425		455
426	return !SvTRUE (ERRSV);	456	return 1;
427	}	457	}
428		458
429	static void req_free (bdb_req req)	459	static void req_free (bdb_req req)
430	{	460	{
431	SvREFCNT_dec (req->callback);	461	SvREFCNT_dec (req->callback);
…		…
438	free (req->buf3);	468	free (req->buf3);
439		469
440	Safefree (req);	470	Safefree (req);
441	}	471	}
442		472
443	#ifdef USE_SOCKETS_AS_HANDLES
444	# define TO_SOCKET(x) (win32_get_osfhandle (x))
445	#else
446	# define TO_SOCKET(x) (x)
447	#endif
448
449	static void	473	static void
450	create_respipe (void)	474	create_respipe (void)
451	{	475	{
452	#ifdef _WIN32
453	int arg; /* argg */
454	#endif
455	int old_readfd = respipe [0];
456
457	if (respipe [1] >= 0)
458	respipe_close (TO_SOCKET (respipe [1]));
459
460	#ifdef _WIN32
461	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
462	#else
463	if (pipe (respipe))	476	if (s_epipe_renew (&respipe))
464	#endif	477	croak ("BDB: unable to create event pipe");
465	croak ("unable to initialize result pipe");
466
467	if (old_readfd >= 0)
468	{
469	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
470	croak ("unable to initialize result pipe(2)");
471
472	respipe_close (respipe [0]);
473	respipe [0] = old_readfd;
474	}
475
476	#ifdef _WIN32
477	arg = 1;
478	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
479	|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
480	#else
481	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
482	|| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
483	#endif
484	croak ("unable to initialize result pipe(3)");
485
486	respipe_osf [0] = TO_SOCKET (respipe [0]);
487	respipe_osf [1] = TO_SOCKET (respipe [1]);
488	}	478	}
489		479
		480	static void bdb_request (bdb_req req);
490	X_THREAD_PROC (bdb_proc);	481	X_THREAD_PROC (bdb_proc);
491		482
492	static void start_thread (void)	483	static void start_thread (void)
493	{	484	{
494	worker *wrk = calloc (1, sizeof (worker));	485	worker *wrk = calloc (1, sizeof (worker));
495		486
496	if (!wrk)	487	if (!wrk)
497	croak ("unable to allocate worker thread data");	488	croak ("unable to allocate worker thread data");
498		489
499	X_LOCK (wrklock);	490	X_LOCK (wrklock);
500	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))	491	if (xthread_create (&wrk->tid, bdb_proc, (void *)wrk))
501	{	492	{
502	wrk->prev = &wrk_first;	493	wrk->prev = &wrk_first;
503	wrk->next = wrk_first.next;	494	wrk->next = wrk_first.next;
504	wrk_first.next->prev = wrk;	495	wrk_first.next->prev = wrk;
505	wrk_first.next = wrk;	496	wrk_first.next = wrk;
…		…
541	}	532	}
542		533
543	// synthesize callback if none given	534	// synthesize callback if none given
544	if (!req->callback)	535	if (!req->callback)
545	{	536	{
		537	if (SvOK (prepare_cb))
		538	{
546	int count;	539	int count;
547		540
548	dSP;	541	dSP;
549	PUSHMARK (SP);	542	PUSHMARK (SP);
550	PUTBACK;	543	PUTBACK;
551	count = call_sv (prepare_cb, G_ARRAY);	544	count = call_sv (prepare_cb, G_ARRAY);
552	SPAGAIN;	545	SPAGAIN;
553		546
554	if (count != 2)	547	if (count != 2)
555	croak ("prepare callback must return exactly two values\n");	548	croak ("sync prepare callback must return exactly two values\n");
556		549
557	wait_callback = POPs;	550	wait_callback = POPs;
558	req->callback = SvREFCNT_inc (POPs);	551	req->callback = SvREFCNT_inc (POPs);
		552	}
		553	else
		554	{
		555	// execute request synchronously
		556	bdb_request (req);
		557	req_invoke (req);
		558	req_free (req);
		559	return;
		560	}
559	}	561	}
560		562
561	++nreqs;	563	++nreqs;
562		564
563	X_LOCK (reqlock);	565	X_LOCK (reqlock);
…		…
577	}	579	}
578	}	580	}
579		581
580	static void end_thread (void)	582	static void end_thread (void)
581	{	583	{
582	bdb_req req;	584	bdb_req req = calloc (1, sizeof (bdb_cb));
583
584	Newz (0, req, 1, bdb_cb);
585		585
586	req->type = REQ_QUIT;	586	req->type = REQ_QUIT;
587	req->pri = PRI_MAX + PRI_BIAS;	587	req->pri = PRI_MAX + PRI_BIAS;
588		588
589	X_LOCK (reqlock);	589	X_LOCK (reqlock);
…		…
618	end_thread ();	618	end_thread ();
619	}	619	}
620		620
621	static void poll_wait (void)	621	static void poll_wait (void)
622	{	622	{
623	fd_set rfd;
624
625	while (nreqs)	623	while (nreqs)
626	{	624	{
627	int size;	625	int size;
628	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	626	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
629	size = res_queue.size;	627	size = res_queue.size;
…		…
632	if (size)	630	if (size)
633	return;	631	return;
634		632
635	maybe_start_thread ();	633	maybe_start_thread ();
636		634
637	FD_ZERO (&rfd);	635	s_epipe_wait (&respipe);
638	FD_SET (respipe [0], &rfd);
639
640	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
641	}	636	}
642	}	637	}
643		638
644	static int poll_cb (void)	639	static int poll_cb (void)
645	{	640	{
…		…
665	if (req)	660	if (req)
666	{	661	{
667	--npending;	662	--npending;
668		663
669	if (!res_queue.size)	664	if (!res_queue.size)
670	{
671	/* read any signals sent by the worker threads */	665	/* read any signals sent by the worker threads */
672	char buf [4];	666	s_epipe_drain (&respipe);
673	while (respipe_read (respipe [0], buf, 4) == 4)
674	;
675	}
676	}	667	}
677		668
678	X_UNLOCK (reslock);	669	X_UNLOCK (reslock);
679		670
680	if (!req)	671	if (!req)
…		…
715	return count;	706	return count;
716	}	707	}
717		708
718	/*****************************************************************************/	709	/*****************************************************************************/
719		710
		711	static void
		712	bdb_request (bdb_req req)
		713	{
		714	switch (req->type)
		715	{
		716	case REQ_ENV_OPEN:
		717	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		718	break;
		719
		720	case REQ_ENV_CLOSE:
		721	req->result = req->env->close (req->env, req->uint1);
		722	break;
		723
		724	case REQ_ENV_TXN_CHECKPOINT:
		725	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		726	break;
		727
		728	case REQ_ENV_LOCK_DETECT:
		729	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		730	break;
		731
		732	case REQ_ENV_MEMP_SYNC:
		733	req->result = req->env->memp_sync (req->env, 0);
		734	break;
		735
		736	case REQ_ENV_MEMP_TRICKLE:
		737	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		738	break;
		739
		740	case REQ_ENV_DBREMOVE:
		741	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		742	break;
		743
		744	case REQ_ENV_DBRENAME:
		745	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		746	break;
		747
		748	case REQ_DB_OPEN:
		749	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		750	break;
		751
		752	case REQ_DB_CLOSE:
		753	req->result = req->db->close (req->db, req->uint1);
		754	break;
		755
		756	#if DBVER >= 404
		757	case REQ_DB_COMPACT:
		758	req->result = req->db->compact (req->db, req->txn, req->dbt1.data ? &req->dbt1 : 0, req->dbt2.data ? &req->dbt2 : 0, 0, req->uint1, 0);
		759	break;
		760	#endif
		761
		762	case REQ_DB_SYNC:
		763	req->result = req->db->sync (req->db, req->uint1);
		764	break;
		765
		766	case REQ_DB_VERIFY:
		767	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		768	break;
		769
		770	case REQ_DB_UPGRADE:
		771	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		772	break;
		773
		774	case REQ_DB_PUT:
		775	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		776	break;
		777
		778	#if DBVER >= 406
		779	case REQ_DB_EXISTS:
		780	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		781	break;
		782	#endif
		783	case REQ_DB_GET:
		784	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		785	break;
		786
		787	case REQ_DB_PGET:
		788	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		789	break;
		790
		791	case REQ_DB_DEL:
		792	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		793	break;
		794
		795	case REQ_DB_KEY_RANGE:
		796	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		797	break;
		798
		799	case REQ_TXN_COMMIT:
		800	req->result = req->txn->commit (req->txn, req->uint1);
		801	break;
		802
		803	case REQ_TXN_ABORT:
		804	req->result = req->txn->abort (req->txn);
		805	break;
		806
		807	case REQ_TXN_FINISH:
		808	if (req->txn->flags & TXN_DEADLOCK)
		809	{
		810	req->result = req->txn->abort (req->txn);
		811	if (!req->result)
		812	req->result = DB_LOCK_DEADLOCK;
		813	}
		814	else
		815	req->result = req->txn->commit (req->txn, req->uint1);
		816	break;
		817
		818	case REQ_C_CLOSE:
		819	req->result = req->dbc->c_close (req->dbc);
		820	break;
		821
		822	case REQ_C_COUNT:
		823	{
		824	db_recno_t recno;
		825	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		826	req->uv1 = recno;
		827	}
		828	break;
		829
		830	case REQ_C_PUT:
		831	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		832	break;
		833
		834	case REQ_C_GET:
		835	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		836	break;
		837
		838	case REQ_C_PGET:
		839	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		840	break;
		841
		842	case REQ_C_DEL:
		843	req->result = req->dbc->c_del (req->dbc, req->uint1);
		844	break;
		845
		846	#if DBVER >= 403
		847	case REQ_SEQ_OPEN:
		848	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		849	break;
		850
		851	case REQ_SEQ_CLOSE:
		852	req->result = req->seq->close (req->seq, req->uint1);
		853	break;
		854
		855	case REQ_SEQ_GET:
		856	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		857	break;
		858
		859	case REQ_SEQ_REMOVE:
		860	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		861	break;
		862	#endif
		863
		864	#if DBVER >= 407
		865	case REQ_ENV_LSN_RESET:
		866	req->result = req->env->lsn_reset (req->env, req->buf1, req->uint1);
		867	break;
		868
		869	case REQ_ENV_FILEID_RESET:
		870	req->result = req->env->fileid_reset (req->env, req->buf1, req->uint1);
		871	break;
		872	#endif
		873
		874	case REQ_ENV_LOG_ARCHIVE:
		875	{
		876	char **listp = 0; /* DB_ARCH_REMOVE does not touch listp, contrary to docs */
		877	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		878	req->buf1 = (char *)listp;
		879	}
		880	break;
		881
		882	default:
		883	req->result = ENOSYS;
		884	break;
		885	}
		886
		887	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
		888	req->txn->flags |= TXN_DEADLOCK;
		889	}
		890
720	X_THREAD_PROC (bdb_proc)	891	X_THREAD_PROC (bdb_proc)
721	{	892	{
722	bdb_req req;	893	bdb_req req;
723	struct timespec ts;	894	struct timespec ts;
724	worker *self = (worker *)thr_arg;	895	worker *self = (worker *)thr_arg;
…		…
726	/* try to distribute timeouts somewhat evenly */	897	/* try to distribute timeouts somewhat evenly */
727	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	898	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
728		899
729	for (;;)	900	for (;;)
730	{	901	{
731	ts.tv_sec = time (0) + IDLE_TIMEOUT;	902	ts.tv_sec = time (0) + IDLE_TIMEOUT;
732		903
733	X_LOCK (reqlock);	904	X_LOCK (reqlock);
734		905
735	for (;;)	906	for (;;)
736	{	907	{
…		…
764		935
765	--nready;	936	--nready;
766		937
767	X_UNLOCK (reqlock);	938	X_UNLOCK (reqlock);
768		939
769	switch (req->type)	940	if (req->type == REQ_QUIT)
770	{	941	{
771	case REQ_QUIT:	942	X_LOCK (reslock);
772	req->result = ENOSYS;	943	free (req);
		944	self->req = 0;
		945	X_UNLOCK (reslock);
		946
773	goto quit;	947	goto quit;
774
775	case REQ_ENV_OPEN:
776	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
777	break;
778
779	case REQ_ENV_CLOSE:
780	req->result = req->env->close (req->env, req->uint1);
781	break;
782
783	case REQ_ENV_TXN_CHECKPOINT:
784	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
785	break;
786
787	case REQ_ENV_LOCK_DETECT:
788	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
789	break;
790
791	case REQ_ENV_MEMP_SYNC:
792	req->result = req->env->memp_sync (req->env, 0);
793	break;
794
795	case REQ_ENV_MEMP_TRICKLE:
796	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
797	break;
798
799	case REQ_ENV_DBREMOVE:
800	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
801	break;
802
803	case REQ_ENV_DBRENAME:
804	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
805	break;
806
807	case REQ_DB_OPEN:
808	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
809	break;
810
811	case REQ_DB_CLOSE:
812	req->result = req->db->close (req->db, req->uint1);
813	break;
814
815	#if DB_VERSION_MINOR >= 4
816	case REQ_DB_COMPACT:
817	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
818	break;
819	#endif
820
821	case REQ_DB_SYNC:
822	req->result = req->db->sync (req->db, req->uint1);
823	break;
824
825	case REQ_DB_UPGRADE:
826	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
827	break;
828
829	case REQ_DB_PUT:
830	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
831	break;
832
833	#if DB_VERSION_MINOR >= 6
834	case REQ_DB_EXISTS:
835	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
836	break;
837	#endif
838	case REQ_DB_GET:
839	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
840	break;
841
842	case REQ_DB_PGET:
843	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
844	break;
845
846	case REQ_DB_DEL:
847	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
848	break;
849
850	case REQ_DB_KEY_RANGE:
851	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
852	break;
853
854	case REQ_TXN_COMMIT:
855	req->result = req->txn->commit (req->txn, req->uint1);
856	break;
857
858	case REQ_TXN_ABORT:
859	req->result = req->txn->abort (req->txn);
860	break;
861
862	case REQ_TXN_FINISH:
863	if (req->txn->flags & TXN_DEADLOCK)
864	{
865	req->result = req->txn->abort (req->txn);
866	if (!req->result)
867	req->result = DB_LOCK_DEADLOCK;
868	}
869	else
870	req->result = req->txn->commit (req->txn, req->uint1);
871	break;
872
873	case REQ_C_CLOSE:
874	req->result = req->dbc->c_close (req->dbc);
875	break;
876
877	case REQ_C_COUNT:
878	{
879	db_recno_t recno;
880	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
881	req->uv1 = recno;
882	}
883	break;
884
885	case REQ_C_PUT:
886	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
887	break;
888
889	case REQ_C_GET:
890	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
891	break;
892
893	case REQ_C_PGET:
894	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
895	break;
896
897	case REQ_C_DEL:
898	req->result = req->dbc->c_del (req->dbc, req->uint1);
899	break;
900
901	#if DB_VERSION_MINOR >= 3
902	case REQ_SEQ_OPEN:
903	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
904	break;
905
906	case REQ_SEQ_CLOSE:
907	req->result = req->seq->close (req->seq, req->uint1);
908	break;
909
910	case REQ_SEQ_GET:
911	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
912	break;
913
914	case REQ_SEQ_REMOVE:
915	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
916	break;
917	#endif
918
919	default:
920	req->result = ENOSYS;
921	break;
922	}	948	}
923		949
924	if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))	950	bdb_request (req);
925	req->txn->flags |= TXN_DEADLOCK;
926		951
927	X_LOCK (reslock);	952	X_LOCK (reslock);
928		953
929	++npending;	954	++npending;
930		955
931	if (!reqq_push (&res_queue, req))	956	if (!reqq_push (&res_queue, req))
932	/* write a dummy byte to the pipe so fh becomes ready */	957	s_epipe_signal (&respipe);
933	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
934		958
935	self->req = 0;	959	self->req = 0;
936	worker_clear (self);	960	worker_clear (self);
937		961
938	X_UNLOCK (reslock);	962	X_UNLOCK (reslock);
…		…
1000	next_pri = DEFAULT_PRI + PRI_BIAS; \	1024	next_pri = DEFAULT_PRI + PRI_BIAS; \
1001	\	1025	\
1002	if (callback && SvOK (callback)) \	1026	if (callback && SvOK (callback)) \
1003	croak ("callback has illegal type or extra arguments"); \	1027	croak ("callback has illegal type or extra arguments"); \
1004	\	1028	\
1005	Newz (0, req, 1, bdb_cb); \	1029	Newz (0, req, 1, bdb_cb); \
1006	if (!req) \	1030	if (!req) \
1007	croak ("out of memory during bdb_req allocation"); \	1031	croak ("out of memory during bdb_req allocation"); \
1008	\	1032	\
1009	req->callback = SvREFCNT_inc (cb); \	1033	req->callback = SvREFCNT_inc (cb); \
1010	req->type = (reqtype); \	1034	req->type = (reqtype); \
1011	req->pri = req_pri; \	1035	req->pri = req_pri; \
1012	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \	1036	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
1013	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \	1037	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
1014	(void)0;	1038	(void)0;
1015		1039
1016	#define REQ_SEND \	1040	#define REQ_SEND \
1017	req_send (req)	1041	req_send (req)
1018		1042
1019	#define SvPTR(var, arg, type, class, nullok) \	1043	#define SvPTR(var, arg, type, stash, class, nullok) \
1020	if (!SvOK (arg)) \	1044	if (!SvOK (arg)) \
1021	{ \	1045	{ \
1022	if (nullok != 1) \	1046	if (nullok != 1) \
1023	croak (# var " must be a " # class " object, not undef"); \	1047	croak (# var " must be a " # class " object, not undef"); \
1024	\	1048	\
1025	(var) = 0; \	1049	(var) = 0; \
1026	} \	1050	} \
1027	else if (sv_derived_from ((arg), # class)) \	1051	else if (SvSTASH (SvRV (arg)) == stash || sv_derived_from ((arg), # class)) \
1028	{ \	1052	{ \
1029	IV tmp = SvIV ((SV*) SvRV (arg)); \	1053	IV tmp = SvIV ((SV*) SvRV (arg)); \
1030	(var) = INT2PTR (type, tmp); \	1054	(var) = INT2PTR (type, tmp); \
1031	if (!var && nullok != 2) \	1055	if (!var && nullok != 2) \
1032	croak (# var " is not a valid " # class " object anymore"); \	1056	croak (# var " is not a valid " # class " object anymore"); \
1033	} \	1057	} \
1034	else \	1058	else \
1035	croak (# var " is not of type " # class);	1059	croak (# var " is not of type " # class);
		1060
		1061	#define ARG_MUTABLE(name) \
		1062	if (SvREADONLY (name)) \
		1063	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
		1064
		1065	static SV *
		1066	newSVptr (void *ptr, HV *stash)
		1067	{
		1068	SV *rv = NEWSV (0, 0);
		1069	sv_upgrade (rv, SVt_PVMG);
		1070	sv_setiv (rv, PTR2IV (ptr));
		1071
		1072	return sv_bless (newRV_noinc (rv), stash);
		1073	}
1036		1074
1037	static void	1075	static void
1038	ptr_nuke (SV *sv)	1076	ptr_nuke (SV *sv)
1039	{	1077	{
1040	assert (SvROK (sv));	1078	assert (SvROK (sv));
…		…
1111	}	1149	}
1112		1150
1113	return 0;	1151	return 0;
1114	}	1152	}
1115		1153
		1154	/*****************************************************************************/
		1155
		1156	#if 0
		1157	static int
		1158	bt_pfxc_compare (DB *db, const DBT *dbt1, const DBT *dbt2)
		1159	{
		1160	ssize_t size1 = dbt1->size;
		1161	ssize_t size2 = dbt2->size;
		1162	int res = memcmp ((void *)dbt1->data, (void *)dbt2->data,
		1163	size1 <= size2 ? size1 : size2);
		1164
		1165	if (res)
		1166	return res;
		1167	else if (size1 - size2)
		1168	return size1 - size2;
		1169	else
		1170	return 0;
		1171	}
		1172
		1173	static size_t
		1174	bt_pfxc_prefix_x (DB *db, const DBT *dbt1, const DBT *dbt2)
		1175	{
		1176	ssize_t size1 = dbt1->size;
		1177	ssize_t size2 = dbt2->size;
		1178	u_int8_t *p1 = (u_int8_t *)dbt1->data;
		1179	u_int8_t *p2 = (u_int8_t *)dbt2->data;
		1180	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1181
		1182	while (p1 < pe)
		1183	if (*p1++ != *p2++)
		1184	return p1 - (u_int8_t *)dbt1->data - 1;
		1185
		1186	if (size1 < size2) return size1 + 1;
		1187	if (size1 > size2) return size2 + 1;
		1188
		1189	return size1;
		1190	}
		1191	#endif
		1192
		1193	/*****************************************************************************/
		1194
1116	/* stupid windoes defined CALLBACK as well */	1195	/* stupid windows defines CALLBACK as well */
1117	#undef CALLBACK	1196	#undef CALLBACK
1118	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));	1197	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1119		1198
1120	MODULE = BDB PACKAGE = BDB	1199	MODULE = BDB PACKAGE = BDB
1121		1200
1122	PROTOTYPES: ENABLE	1201	PROTOTYPES: ENABLE
1123		1202
1124	BOOT:	1203	BOOT:
1125	{	1204	{
1126	HV *stash = gv_stashpv ("BDB", 1);
1127
1128	static const struct {	1205	static const struct {
1129	const char *name;	1206	const char *name;
1130	IV iv;	1207	IV iv;
1131	} *civ, const_iv[] = {	1208	} *civ, const_iv[] = {
1132	#define const_iv(name) { # name, (IV)DB_ ## name },	1209	#define const_iv(name) { # name, (IV)DB_ ## name },
		1210	#if DBVER <= 408
1133	const_iv (RPCCLIENT)	1211	const_iv (RPCCLIENT)
		1212	#endif
1134	const_iv (INIT_CDB)	1213	const_iv (INIT_CDB)
1135	const_iv (INIT_LOCK)	1214	const_iv (INIT_LOCK)
1136	const_iv (INIT_LOG)	1215	const_iv (INIT_LOG)
1137	const_iv (INIT_MPOOL)	1216	const_iv (INIT_MPOOL)
1138	const_iv (INIT_REP)	1217	const_iv (INIT_REP)
…		…
1161	const_iv (TXN_NOT_DURABLE)	1240	const_iv (TXN_NOT_DURABLE)
1162	const_iv (TXN_WRITE_NOSYNC)	1241	const_iv (TXN_WRITE_NOSYNC)
1163	const_iv (WRITECURSOR)	1242	const_iv (WRITECURSOR)
1164	const_iv (YIELDCPU)	1243	const_iv (YIELDCPU)
1165	const_iv (ENCRYPT_AES)	1244	const_iv (ENCRYPT_AES)
		1245	#if DBVER < 408
1166	const_iv (XA_CREATE)	1246	const_iv (XA_CREATE)
		1247	#endif
1167	const_iv (BTREE)	1248	const_iv (BTREE)
1168	const_iv (HASH)	1249	const_iv (HASH)
1169	const_iv (QUEUE)	1250	const_iv (QUEUE)
1170	const_iv (RECNO)	1251	const_iv (RECNO)
1171	const_iv (UNKNOWN)	1252	const_iv (UNKNOWN)
…		…
1174	const_iv (NOSYNC)	1255	const_iv (NOSYNC)
1175	const_iv (CHKSUM)	1256	const_iv (CHKSUM)
1176	const_iv (ENCRYPT)	1257	const_iv (ENCRYPT)
1177	const_iv (DUP)	1258	const_iv (DUP)
1178	const_iv (DUPSORT)	1259	const_iv (DUPSORT)
1179	const_iv (RECNUM)	1260	//const_iv (RECNUM)
1180	const_iv (RENUMBER)	1261	const_iv (RENUMBER)
1181	const_iv (REVSPLITOFF)	1262	const_iv (REVSPLITOFF)
1182	const_iv (CONSUME)	1263	const_iv (CONSUME)
1183	const_iv (CONSUME_WAIT)	1264	const_iv (CONSUME_WAIT)
1184	const_iv (GET_BOTH)	1265	const_iv (GET_BOTH)
…		…
1235	const_iv (LOCK_OLDEST)	1316	const_iv (LOCK_OLDEST)
1236	const_iv (LOCK_RANDOM)	1317	const_iv (LOCK_RANDOM)
1237	const_iv (LOCK_YOUNGEST)	1318	const_iv (LOCK_YOUNGEST)
1238		1319
1239	const_iv (DONOTINDEX)	1320	const_iv (DONOTINDEX)
1240	const_iv (KEYEMPTY )	1321	const_iv (KEYEMPTY)
1241	const_iv (KEYEXIST )	1322	const_iv (KEYEXIST)
1242	const_iv (LOCK_DEADLOCK)	1323	const_iv (LOCK_DEADLOCK)
1243	const_iv (LOCK_NOTGRANTED)	1324	const_iv (LOCK_NOTGRANTED)
1244	const_iv (NOSERVER)	1325	const_iv (NOSERVER)
		1326	#if DBVER < 502
1245	const_iv (NOSERVER_HOME)	1327	const_iv (NOSERVER_HOME)
1246	const_iv (NOSERVER_ID)	1328	const_iv (NOSERVER_ID)
		1329	#endif
1247	const_iv (NOTFOUND)	1330	const_iv (NOTFOUND)
1248	const_iv (PAGE_NOTFOUND)	1331	const_iv (PAGE_NOTFOUND)
1249	const_iv (REP_DUPMASTER)	1332	const_iv (REP_DUPMASTER)
1250	const_iv (REP_HANDLE_DEAD)	1333	const_iv (REP_HANDLE_DEAD)
1251	const_iv (REP_HOLDELECTION)	1334	const_iv (REP_HOLDELECTION)
…		…
1256	const_iv (REP_UNAVAIL)	1339	const_iv (REP_UNAVAIL)
1257	const_iv (RUNRECOVERY)	1340	const_iv (RUNRECOVERY)
1258	const_iv (SECONDARY_BAD)	1341	const_iv (SECONDARY_BAD)
1259	const_iv (VERIFY_BAD)	1342	const_iv (VERIFY_BAD)
1260		1343
		1344	const_iv (SALVAGE)
		1345	const_iv (AGGRESSIVE)
		1346	const_iv (PRINTABLE)
		1347	const_iv (NOORDERCHK)
		1348	const_iv (ORDERCHKONLY)
		1349
		1350	const_iv (ARCH_ABS)
		1351	const_iv (ARCH_DATA)
		1352	const_iv (ARCH_LOG)
		1353	const_iv (ARCH_REMOVE)
		1354
1261	const_iv (VERB_DEADLOCK)	1355	const_iv (VERB_DEADLOCK)
1262	const_iv (VERB_RECOVERY)	1356	const_iv (VERB_RECOVERY)
1263	const_iv (VERB_REPLICATION)	1357	const_iv (VERB_REPLICATION)
1264	const_iv (VERB_WAITSFOR)	1358	const_iv (VERB_WAITSFOR)
1265		1359
1266	const_iv (VERSION_MAJOR)	1360	const_iv (VERSION_MAJOR)
1267	const_iv (VERSION_MINOR)	1361	const_iv (VERSION_MINOR)
1268	const_iv (VERSION_PATCH)	1362	const_iv (VERSION_PATCH)
1269	#if DB_VERSION_MINOR >= 3	1363	const_iv (LOGVERSION)
		1364	const_iv (LOGOLDVER)
		1365	#if DBVER >= 403
1270	const_iv (INORDER)	1366	const_iv (INORDER)
1271	const_iv (LOCK_MAXWRITE)	1367	const_iv (LOCK_MAXWRITE)
1272	const_iv (SEQ_DEC)	1368	const_iv (SEQ_DEC)
1273	const_iv (SEQ_INC)	1369	const_iv (SEQ_INC)
1274	const_iv (SEQ_WRAP)	1370	const_iv (SEQ_WRAP)
1275	const_iv (BUFFER_SMALL)	1371	const_iv (BUFFER_SMALL)
1276	const_iv (LOG_BUFFER_FULL)	1372	const_iv (LOG_BUFFER_FULL)
1277	const_iv (VERSION_MISMATCH)	1373	const_iv (VERSION_MISMATCH)
1278	#endif	1374	#endif
1279	#if DB_VERSION_MINOR >= 4	1375	#if DBVER >= 404
1280	const_iv (REGISTER)	1376	const_iv (REGISTER)
1281	const_iv (DSYNC_DB)	1377	const_iv (DSYNC_DB)
1282	const_iv (READ_COMMITTED)	1378	const_iv (READ_COMMITTED)
1283	const_iv (READ_UNCOMMITTED)	1379	const_iv (READ_UNCOMMITTED)
1284	const_iv (REP_IGNORE)	1380	const_iv (REP_IGNORE)
…		…
1286	const_iv (REP_JOIN_FAILURE)	1382	const_iv (REP_JOIN_FAILURE)
1287	const_iv (FREE_SPACE)	1383	const_iv (FREE_SPACE)
1288	const_iv (FREELIST_ONLY)	1384	const_iv (FREELIST_ONLY)
1289	const_iv (VERB_REGISTER)	1385	const_iv (VERB_REGISTER)
1290	#endif	1386	#endif
1291	#if DB_VERSION_MINOR >= 5	1387	#if DBVER >= 405
1292	const_iv (MULTIVERSION)	1388	const_iv (MULTIVERSION)
1293	const_iv (TXN_SNAPSHOT)	1389	const_iv (TXN_SNAPSHOT)
1294	#endif	1390	#endif
1295	#if DB_VERSION_MINOR >= 6	1391	#if DBVER >= 406
1296	const_iv (PREV_DUP)	1392	const_iv (PREV_DUP)
1297	const_iv (PRIORITY_UNCHANGED)	1393	const_iv (PRIORITY_UNCHANGED)
1298	const_iv (PRIORITY_VERY_LOW)	1394	const_iv (PRIORITY_VERY_LOW)
1299	const_iv (PRIORITY_LOW)	1395	const_iv (PRIORITY_LOW)
1300	const_iv (PRIORITY_DEFAULT)	1396	const_iv (PRIORITY_DEFAULT)
1301	const_iv (PRIORITY_HIGH)	1397	const_iv (PRIORITY_HIGH)
1302	const_iv (PRIORITY_VERY_HIGH)	1398	const_iv (PRIORITY_VERY_HIGH)
		1399	const_iv (IGNORE_LEASE)
1303	#endif	1400	#endif
1304	#if DB_VERSION_MINOR >= 7	1401	#if DBVER >= 407
		1402	//const_iv (MULTIPLE_KEY)
1305	const_iv (LOG_DIRECT)	1403	const_iv (LOG_DIRECT)
1306	const_iv (LOG_DSYNC)	1404	const_iv (LOG_DSYNC)
1307	const_iv (LOG_AUTO_REMOVE)	1405	const_iv (LOG_AUTO_REMOVE)
1308	const_iv (LOG_IN_MEMORY)	1406	const_iv (LOG_IN_MEMORY)
1309	const_iv (LOG_ZERO)	1407	const_iv (LOG_ZERO)
1310	#else	1408	#else
1311	const_iv (DIRECT_LOG)	1409	const_iv (DIRECT_LOG)
1312	const_iv (LOG_AUTOREMOVE)	1410	const_iv (LOG_AUTOREMOVE)
1313	# if DB_VERSION_MINOR >= 3	1411	# if DBVER >= 403
1314	const_iv (DSYNC_LOG)	1412	const_iv (DSYNC_LOG)
1315	const_iv (LOG_INMEMORY)	1413	const_iv (LOG_INMEMORY)
1316	# endif	1414	# endif
		1415	#if DBVER >= 408
		1416	const_iv (LOGVERSION_LATCHING)
		1417	#endif
1317	#endif	1418	#endif
1318	};	1419	};
1319		1420
		1421	bdb_stash = gv_stashpv ("BDB" , 1);
		1422	bdb_env_stash = gv_stashpv ("BDB::Env" , 1);
		1423	bdb_txn_stash = gv_stashpv ("BDB::Txn" , 1);
		1424	bdb_cursor_stash = gv_stashpv ("BDB::Cursor" , 1);
		1425	bdb_db_stash = gv_stashpv ("BDB::Db" , 1);
		1426	bdb_sequence_stash = gv_stashpv ("BDB::Sequence", 1);
		1427
1320	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1428	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1321	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1429	newCONSTSUB (bdb_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
		1430
		1431	prepare_cb = &PL_sv_undef;
1322		1432
1323	{	1433	{
1324	/* we currently only allow version, minor-version and patchlevel to go up to 255 */	1434	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
1325	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };	1435	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1326		1436
1327	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));	1437	newCONSTSUB (bdb_stash, "VERSION_v", newSVpvn (vstring, 3));
1328	}	1438	}
1329		1439
1330	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1440	newCONSTSUB (bdb_stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1331		1441
1332	create_respipe ();	1442	create_respipe ();
1333		1443
1334	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1444	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1335	patch_errno ();	1445	patch_errno ();
…		…
1413		1523
1414	int	1524	int
1415	poll_fileno ()	1525	poll_fileno ()
1416	PROTOTYPE:	1526	PROTOTYPE:
1417	CODE:	1527	CODE:
1418	RETVAL = respipe [0];	1528	RETVAL = s_epipe_fd (&respipe);
1419	OUTPUT:	1529	OUTPUT:
1420	RETVAL	1530	RETVAL
1421		1531
1422	int	1532	int
1423	poll_cb (...)	1533	poll_cb (...)
…		…
1465	RETVAL = started;	1575	RETVAL = started;
1466	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1576	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1467	OUTPUT:	1577	OUTPUT:
1468	RETVAL	1578	RETVAL
1469		1579
1470	void	1580	SV *
1471	set_sync_prepare (SV *cb)	1581	set_sync_prepare (SV *cb)
1472	PROTOTYPE: &	1582	PROTOTYPE: &
1473	CODE:	1583	CODE:
1474	SvREFCNT_dec (prepare_cb);	1584	RETVAL = prepare_cb;
1475	prepare_cb = newSVsv (cb);	1585	prepare_cb = newSVsv (cb);
		1586	OUTPUT:
		1587	RETVAL
1476		1588
1477	char *	1589	char *
1478	strerror (int errorno = errno)	1590	strerror (int errorno = errno)
1479	PROTOTYPE: ;$	1591	PROTOTYPE: ;$
1480	CODE:	1592	CODE:
…		…
1522	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)	1634	db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
1523	PREINIT:	1635	PREINIT:
1524	CALLBACK	1636	CALLBACK
1525	CODE:	1637	CODE:
1526	{	1638	{
1527	dREQ (REQ_ENV_CLOSE, 1);	1639	dREQ (REQ_ENV_CLOSE, 0);
		1640	ptr_nuke (ST (0));
1528	req->env = env;	1641	req->env = env;
1529	req->uint1 = flags;	1642	req->uint1 = flags;
1530	REQ_SEND;	1643	REQ_SEND;
1531	ptr_nuke (ST (0));
1532	}	1644	}
1533		1645
1534	void	1646	void
1535	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)	1647	db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
1536	PREINIT:	1648	PREINIT:
…		…
1605	dREQ (REQ_ENV_DBRENAME, 2);	1717	dREQ (REQ_ENV_DBRENAME, 2);
1606	req->env = env;	1718	req->env = env;
1607	req->buf1 = strdup_ornull (file);	1719	req->buf1 = strdup_ornull (file);
1608	req->buf2 = strdup_ornull (database);	1720	req->buf2 = strdup_ornull (database);
1609	req->buf3 = strdup_ornull (newname);	1721	req->buf3 = strdup_ornull (newname);
		1722	req->uint1 = flags;
		1723	REQ_SEND;
		1724	}
		1725
		1726	void
		1727	db_env_lsn_reset (DB_ENV *env, bdb_filename db, U32 flags = 0, SV *callback = 0)
		1728	ALIAS:
		1729	db_env_fileid_reset = 1
		1730	PREINIT:
		1731	CALLBACK
		1732	CODE:
		1733	{
		1734	dREQ (ix ? REQ_ENV_FILEID_RESET : REQ_ENV_LSN_RESET, 1);
		1735	req->env = env;
		1736	req->uint1 = flags;
		1737	req->buf1 = strdup_ornull (db);
		1738	REQ_SEND;
		1739	}
		1740
		1741	void
		1742	db_env_log_archive (DB_ENV *env, SV_mutable *listp, U32 flags = 0, SV *callback = 0)
		1743	PREINIT:
		1744	CALLBACK
		1745	CODE:
		1746	{
		1747	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1748	req->sv1 = SvREFCNT_inc (listp);
		1749	req->env = env;
1610	req->uint1 = flags;	1750	req->uint1 = flags;
1611	REQ_SEND;	1751	REQ_SEND;
1612	}	1752	}
1613		1753
1614	DB *	1754	DB *
…		…
1646	db_close (DB *db, U32 flags = 0, SV *callback = 0)	1786	db_close (DB *db, U32 flags = 0, SV *callback = 0)
1647	PREINIT:	1787	PREINIT:
1648	CALLBACK	1788	CALLBACK
1649	CODE:	1789	CODE:
1650	{	1790	{
1651	dREQ (REQ_DB_CLOSE, 1);	1791	dREQ (REQ_DB_CLOSE, 0);
		1792	ptr_nuke (ST (0));
1652	req->db = db;	1793	req->db = db;
1653	req->uint1 = flags;	1794	req->uint1 = flags;
1654	req->sv1 = (SV *)db->app_private;	1795	req->sv1 = (SV *)db->app_private;
1655	REQ_SEND;	1796	REQ_SEND;
1656	ptr_nuke (ST (0));
1657	}	1797	}
1658		1798
1659	#if DB_VERSION_MINOR >= 4	1799	#if DBVER >= 404
1660		1800
1661	void	1801	void
1662	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)	1802	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)
1663	PREINIT:	1803	PREINIT:
1664	CALLBACK	1804	CALLBACK
1665	CODE:	1805	CODE:
1666	{	1806	{
1667	dREQ (REQ_DB_COMPACT, 2);	1807	dREQ (REQ_DB_COMPACT, 2);
1668	req->db = db;	1808	req->db = db;
1669	req->txn = txn;	1809	req->txn = txn;
1670	sv_to_dbt (&req->dbt1, start);	1810	if (start) sv_to_dbt (&req->dbt1, start);
1671	sv_to_dbt (&req->dbt2, stop);	1811	if (stop ) sv_to_dbt (&req->dbt2, stop );
1672	req->uint1 = flags;	1812	req->uint1 = flags;
1673	REQ_SEND;	1813	REQ_SEND;
1674	}	1814	}
1675		1815
1676	#endif	1816	#endif
…		…
1686	req->uint1 = flags;	1826	req->uint1 = flags;
1687	REQ_SEND;	1827	REQ_SEND;
1688	}	1828	}
1689		1829
1690	void	1830	void
		1831	db_verify (DB *db, bdb_filename file, bdb_filename database = 0, SV *dummy = 0, U32 flags = 0, SV *callback = 0)
		1832	PREINIT:
		1833	CALLBACK
		1834	CODE:
		1835	{
		1836	dREQ (REQ_DB_VERIFY, 1);
		1837	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1838	req->db = db;
		1839	req->buf1 = strdup (file);
		1840	req->buf2 = strdup_ornull (database);
		1841	req->uint1 = flags;
		1842	REQ_SEND;
		1843	}
		1844
		1845	void
1691	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)	1846	db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
1692	PREINIT:	1847	PREINIT:
1693	CALLBACK	1848	CALLBACK
1694	CODE:	1849	CODE:
1695	{	1850	{
1696	dREQ (REQ_DB_SYNC, 1);	1851	dREQ (REQ_DB_UPGRADE, 1);
1697	req->db = db;	1852	req->db = db;
1698	req->buf1 = strdup (file);	1853	req->buf1 = strdup (file);
1699	req->uint1 = flags;	1854	req->uint1 = flags;
1700	REQ_SEND;	1855	REQ_SEND;
1701	}	1856	}
1702		1857
1703	void	1858	void
1704	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = 0)	1859	db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
1705	PREINIT:	1860	PREINIT:
1706	CALLBACK	1861	CALLBACK
1707	CODE:	1862	CODE:
1708	{	1863	{
1709	dREQ (REQ_DB_KEY_RANGE, 2);	1864	dREQ (REQ_DB_KEY_RANGE, 2);
…		…
1728	sv_to_dbt (&req->dbt2, data);	1883	sv_to_dbt (&req->dbt2, data);
1729	req->uint1 = flags;	1884	req->uint1 = flags;
1730	REQ_SEND;	1885	REQ_SEND;
1731	}	1886	}
1732		1887
1733	#if DB_VERSION_MINOR >= 6	1888	#if DBVER >= 406
1734		1889
1735	void	1890	void
1736	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)	1891	db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1737	PREINIT:	1892	PREINIT:
1738	CALLBACK	1893	CALLBACK
…		…
1747	}	1902	}
1748		1903
1749	#endif	1904	#endif
1750		1905
1751	void	1906	void
1752	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	1907	db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1753	PREINIT:	1908	PREINIT:
1754	CALLBACK	1909	CALLBACK
1755	CODE:	1910	CODE:
1756	if (SvREADONLY (data))
1757	croak ("can't modify read-only data scalar in db_get");
1758	{	1911	{
		1912	//TODO: key is somtimesmutable
1759	dREQ (REQ_DB_GET, 2);	1913	dREQ (REQ_DB_GET, 2);
1760	req->db = db;	1914	req->db = db;
1761	req->txn = txn;	1915	req->txn = txn;
1762	req->uint1 = flags;	1916	req->uint1 = flags;
1763	sv_to_dbt (&req->dbt1, key);	1917	sv_to_dbt (&req->dbt1, key);
…		…
1765	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1919	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1766	REQ_SEND;	1920	REQ_SEND;
1767	}	1921	}
1768		1922
1769	void	1923	void
1770	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)	1924	db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1771	PREINIT:	1925	PREINIT:
1772	CALLBACK	1926	CALLBACK
1773	CODE:	1927	CODE:
1774	if (SvREADONLY (data))
1775	croak ("can't modify read-only data scalar in db_pget");
1776	{	1928	{
		1929	//TODO: key is somtimesmutable
1777	dREQ (REQ_DB_PGET, 2);	1930	dREQ (REQ_DB_PGET, 2);
1778	req->db = db;	1931	req->db = db;
1779	req->txn = txn;	1932	req->txn = txn;
1780	req->uint1 = flags;	1933	req->uint1 = flags;
		1934
1781	sv_to_dbt (&req->dbt1, key);	1935	sv_to_dbt (&req->dbt1, key);
1782	sv_to_dbt (&req->dbt2, pkey);	1936
		1937	req->dbt2.flags = DB_DBT_MALLOC;
		1938	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1939
1783	req->dbt3.flags = DB_DBT_MALLOC;	1940	req->dbt3.flags = DB_DBT_MALLOC;
1784	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1941	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1785	REQ_SEND;	1942	REQ_SEND;
1786	}	1943	}
1787		1944
…		…
1803	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)	1960	db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1804	PREINIT:	1961	PREINIT:
1805	CALLBACK	1962	CALLBACK
1806	CODE:	1963	CODE:
1807	{	1964	{
1808	dREQ (REQ_TXN_COMMIT, 1);	1965	dREQ (REQ_TXN_COMMIT, 0);
		1966	ptr_nuke (ST (0));
1809	req->txn = txn;	1967	req->txn = txn;
1810	req->uint1 = flags;	1968	req->uint1 = flags;
1811	REQ_SEND;	1969	REQ_SEND;
		1970	}
		1971
		1972	void
		1973	db_txn_abort (DB_TXN *txn, SV *callback = 0)
		1974	PREINIT:
		1975	CALLBACK
		1976	CODE:
		1977	{
		1978	dREQ (REQ_TXN_ABORT, 0);
1812	ptr_nuke (ST (0));	1979	ptr_nuke (ST (0));
1813	}
1814
1815	void
1816	db_txn_abort (DB_TXN *txn, SV *callback = 0)
1817	PREINIT:
1818	CALLBACK
1819	CODE:
1820	{
1821	dREQ (REQ_TXN_ABORT, 1);
1822	req->txn = txn;	1980	req->txn = txn;
1823	REQ_SEND;	1981	REQ_SEND;
		1982	}
		1983
		1984	void
		1985	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
		1986	PREINIT:
		1987	CALLBACK
		1988	CODE:
		1989	{
		1990	dREQ (REQ_TXN_FINISH, 0);
1824	ptr_nuke (ST (0));	1991	ptr_nuke (ST (0));
1825	}
1826
1827	void
1828	db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1829	PREINIT:
1830	CALLBACK
1831	CODE:
1832	{
1833	dREQ (REQ_TXN_FINISH, 1);
1834	req->txn = txn;	1992	req->txn = txn;
1835	req->uint1 = flags;	1993	req->uint1 = flags;
1836	REQ_SEND;	1994	REQ_SEND;
		1995	}
		1996
		1997	void
		1998	db_c_close (DBC *dbc, SV *callback = 0)
		1999	PREINIT:
		2000	CALLBACK
		2001	CODE:
		2002	{
		2003	dREQ (REQ_C_CLOSE, 0);
1837	ptr_nuke (ST (0));	2004	ptr_nuke (ST (0));
1838	}
1839
1840	void
1841	db_c_close (DBC *dbc, SV *callback = 0)
1842	PREINIT:
1843	CALLBACK
1844	CODE:
1845	{
1846	dREQ (REQ_C_CLOSE, 1);
1847	req->dbc = dbc;	2005	req->dbc = dbc;
1848	REQ_SEND;	2006	REQ_SEND;
1849	ptr_nuke (ST (0));
1850	}	2007	}
1851		2008
1852	void	2009	void
1853	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)	2010	db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
1854	PREINIT:	2011	PREINIT:
…		…
1874	req->uint1 = flags;	2031	req->uint1 = flags;
1875	REQ_SEND;	2032	REQ_SEND;
1876	}	2033	}
1877		2034
1878	void	2035	void
1879	db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)	2036	db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1880	PREINIT:	2037	PREINIT:
1881	CALLBACK	2038	CALLBACK
1882	CODE:	2039	CODE:
1883	{	2040	{
		2041	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2042	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2043	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2044	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2045	"key",
		2046	"BDB::db_c_get");
		2047
		2048	{
1884	dREQ (REQ_C_GET, 1);	2049	dREQ (REQ_C_GET, 1);
1885	req->dbc = dbc;	2050	req->dbc = dbc;
1886	req->uint1 = flags;	2051	req->uint1 = flags;
1887	if ((flags & DB_SET) == DB_SET	2052	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
1888	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1889	sv_to_dbt (&req->dbt1, key);	2053	sv_to_dbt (&req->dbt1, key);
1890	else	2054	else
		2055	{
		2056	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2057	sv_to_dbt (&req->dbt1, key);
		2058	else
1891	req->dbt1.flags = DB_DBT_MALLOC;	2059	req->dbt1.flags = DB_DBT_MALLOC;
1892		2060
1893	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2061	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2062	}
1894		2063
1895	if ((flags & DB_GET_BOTH) == DB_GET_BOTH	2064	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
1896	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)	2065	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
1897	sv_to_dbt (&req->dbt3, data);	2066	sv_to_dbt (&req->dbt3, data);
1898	else	2067	else
1899	req->dbt3.flags = DB_DBT_MALLOC;	2068	req->dbt3.flags = DB_DBT_MALLOC;
1900		2069
1901	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	2070	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1902	REQ_SEND;	2071	REQ_SEND;
		2072	}
1903	}	2073	}
1904		2074
1905	void	2075	void
1906	db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = 0)	2076	db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1907	PREINIT:	2077	PREINIT:
1908	CALLBACK	2078	CALLBACK
1909	CODE:	2079	CODE:
1910	{	2080	{
		2081	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2082	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2083	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2084	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2085	"key",
		2086	"BDB::db_c_pget");
		2087
		2088	{
1911	dREQ (REQ_C_PGET, 1);	2089	dREQ (REQ_C_PGET, 1);
1912	req->dbc = dbc;	2090	req->dbc = dbc;
1913	req->uint1 = flags;	2091	req->uint1 = flags;
1914	if ((flags & DB_SET) == DB_SET	2092	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
1915	|| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1916	sv_to_dbt (&req->dbt1, key);	2093	sv_to_dbt (&req->dbt1, key);
1917	else	2094	else
		2095	{
		2096	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2097	sv_to_dbt (&req->dbt1, key);
		2098	else
		2099	req->dbt1.flags = DB_DBT_MALLOC;
		2100
		2101	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2102	}
		2103
1918	req->dbt1.flags = DB_DBT_MALLOC;	2104	req->dbt2.flags = DB_DBT_MALLOC;
1919
1920	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1921
1922	req->dbt2.flags = DB_DBT_MALLOC;
1923	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);	2105	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1924		2106
1925	if ((flags & DB_GET_BOTH) == DB_GET_BOTH	2107	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
1926	|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)	2108	|| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
1927	sv_to_dbt (&req->dbt3, data);	2109	sv_to_dbt (&req->dbt3, data);
1928	else	2110	else
1929	req->dbt3.flags = DB_DBT_MALLOC;	2111	req->dbt3.flags = DB_DBT_MALLOC;
1930		2112
1931	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	2113	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1932	REQ_SEND;	2114	REQ_SEND;
		2115	}
1933	}	2116	}
1934		2117
1935	void	2118	void
1936	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)	2119	db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
1937	PREINIT:	2120	PREINIT:
…		…
1943	req->uint1 = flags;	2126	req->uint1 = flags;
1944	REQ_SEND;	2127	REQ_SEND;
1945	}	2128	}
1946		2129
1947		2130
1948	#if DB_VERSION_MINOR >= 3	2131	#if DBVER >= 403
1949		2132
1950	void	2133	void
1951	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)	2134	db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
1952	PREINIT:	2135	PREINIT:
1953	CALLBACK	2136	CALLBACK
…		…
1965	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)	2148	db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
1966	PREINIT:	2149	PREINIT:
1967	CALLBACK	2150	CALLBACK
1968	CODE:	2151	CODE:
1969	{	2152	{
1970	dREQ (REQ_SEQ_CLOSE, 1);	2153	dREQ (REQ_SEQ_CLOSE, 0);
		2154	ptr_nuke (ST (0));
1971	req->seq = seq;	2155	req->seq = seq;
1972	req->uint1 = flags;	2156	req->uint1 = flags;
1973	REQ_SEND;	2157	REQ_SEND;
1974	ptr_nuke (ST (0));
1975	}	2158	}
1976		2159
1977	void	2160	void
1978	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)	2161	db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
1979	PREINIT:	2162	PREINIT:
1980	CALLBACK	2163	CALLBACK
1981	CODE:	2164	CODE:
1982	{	2165	{
1983	dREQ (REQ_SEQ_GET, 2);	2166	dREQ (REQ_SEQ_GET, 2);
…		…
2047	CODE:	2230	CODE:
2048	RETVAL = env->set_flags (env, flags, onoff);	2231	RETVAL = env->set_flags (env, flags, onoff);
2049	OUTPUT:	2232	OUTPUT:
2050	RETVAL	2233	RETVAL
2051		2234
2052	#if DB_VERSION_MINOR >= 7	2235	#if DBVER >= 407
2053		2236
2054	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)	2237	int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
2055	CODE:	2238	CODE:
2056	RETVAL = env->set_intermediate_dir_mode (env, mode);	2239	RETVAL = env->set_intermediate_dir_mode (env, mode);
2057	OUTPUT:	2240	OUTPUT:
…		…
2144	CODE:	2327	CODE:
2145	RETVAL = env->set_lg_max (env, max);	2328	RETVAL = env->set_lg_max (env, max);
2146	OUTPUT:	2329	OUTPUT:
2147	RETVAL	2330	RETVAL
2148		2331
2149	#if DB_VERSION_MINOR >= 4	2332	#if DBVER >= 404
2150		2333
2151	int mutex_set_max (DB_ENV *env, U32 max)	2334	int mutex_set_max (DB_ENV *env, U32 max)
2152	CODE:	2335	CODE:
2153	RETVAL = env->mutex_set_max (env, max);	2336	RETVAL = env->mutex_set_max (env, max);
2154	OUTPUT:	2337	OUTPUT:
…		…
2181	if (errno)	2364	if (errno)
2182	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2365	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
2183	OUTPUT:	2366	OUTPUT:
2184	RETVAL	2367	RETVAL
2185		2368
2186	#if DB_VERSION_MINOR >= 5	2369	#if DBVER >= 405
2187		2370
2188	DB_TXN *	2371	DB_TXN *
2189	cdsgroup_begin (DB_ENV *env)	2372	cdsgroup_begin (DB_ENV *env)
2190	CODE:	2373	CODE:
2191	errno = env->cdsgroup_begin (env, &RETVAL);	2374	errno = env->cdsgroup_begin (env, &RETVAL);
…		…
2212	CODE:	2395	CODE:
2213	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2396	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2214	OUTPUT:	2397	OUTPUT:
2215	RETVAL	2398	RETVAL
2216		2399
		2400	int set_pagesize (DB *db, U32 pagesize)
		2401	CODE:
		2402	RETVAL = db->set_pagesize (db, pagesize);
		2403	OUTPUT:
		2404	RETVAL
		2405
2217	int set_flags (DB *db, U32 flags)	2406	int set_flags (DB *db, U32 flags)
2218	CODE:	2407	CODE:
2219	RETVAL = db->set_flags (db, flags);	2408	RETVAL = db->set_flags (db, flags);
2220	OUTPUT:	2409	OUTPUT:
2221	RETVAL	2410	RETVAL
…		…
2287	if (errno)	2476	if (errno)
2288	croak ("DB->cursor: %s", db_strerror (errno));	2477	croak ("DB->cursor: %s", db_strerror (errno));
2289	OUTPUT:	2478	OUTPUT:
2290	RETVAL	2479	RETVAL
2291		2480
2292	#if DB_VERSION_MINOR >= 3	2481	#if DBVER >= 403
2293		2482
2294	DB_SEQUENCE *	2483	DB_SEQUENCE *
2295	sequence (DB *db, U32 flags = 0)	2484	sequence (DB *db, U32 flags = 0)
2296	CODE:	2485	CODE:
2297	{	2486	{
…		…
2332	DESTROY (DBC_ornuked *dbc)	2521	DESTROY (DBC_ornuked *dbc)
2333	CODE:	2522	CODE:
2334	if (dbc)	2523	if (dbc)
2335	dbc->c_close (dbc);	2524	dbc->c_close (dbc);
2336		2525
2337	#if DB_VERSION_MINOR >= 6	2526	#if DBVER >= 406
2338		2527
2339	int set_priority (DBC *dbc, int priority)	2528	int set_priority (DBC *dbc, int priority)
2340	CODE:	2529	CODE:
2341	dbc->set_priority (dbc, priority);	2530	dbc->set_priority (dbc, priority);
2342		2531
2343	#endif	2532	#endif
2344		2533
2345	#if DB_VERSION_MINOR >= 3	2534	#if DBVER >= 403
2346		2535
2347	MODULE = BDB PACKAGE = BDB::Sequence	2536	MODULE = BDB PACKAGE = BDB::Sequence
2348		2537
2349	void	2538	void
2350	DESTROY (DB_SEQUENCE_ornuked *seq)	2539	DESTROY (DB_SEQUENCE_ornuked *seq)

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