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

Comparing BDB/BDB.xs (file contents):
Revision 1.52 by root, Thu Sep 25 13:44:44 2008 UTC vs.
Revision 1.76 by root, Fri Jul 29 09:30:20 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
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,
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));
…		…
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);
…		…
616	end_thread ();	618	end_thread ();
617	}	619	}
618		620
619	static void poll_wait (void)	621	static void poll_wait (void)
620	{	622	{
621	fd_set rfd;
622
623	while (nreqs)	623	while (nreqs)
624	{	624	{
625	int size;	625	int size;
626	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	626	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
627	size = res_queue.size;	627	size = res_queue.size;
…		…
630	if (size)	630	if (size)
631	return;	631	return;
632		632
633	maybe_start_thread ();	633	maybe_start_thread ();
634		634
635	FD_ZERO (&rfd);	635	s_epipe_wait (&respipe);
636	FD_SET (respipe [0], &rfd);
637
638	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
639	}	636	}
640	}	637	}
641		638
642	static int poll_cb (void)	639	static int poll_cb (void)
643	{	640	{
…		…
663	if (req)	660	if (req)
664	{	661	{
665	--npending;	662	--npending;
666		663
667	if (!res_queue.size)	664	if (!res_queue.size)
668	{
669	/* read any signals sent by the worker threads */	665	/* read any signals sent by the worker threads */
670	char buf [4];	666	s_epipe_drain (&respipe);
671	while (respipe_read (respipe [0], buf, 4) == 4)
672	;
673	}
674	}	667	}
675		668
676	X_UNLOCK (reslock);	669	X_UNLOCK (reslock);
677		670
678	if (!req)	671	if (!req)
…		…
758		751
759	case REQ_DB_CLOSE:	752	case REQ_DB_CLOSE:
760	req->result = req->db->close (req->db, req->uint1);	753	req->result = req->db->close (req->db, req->uint1);
761	break;	754	break;
762		755
763	#if DB_VERSION_MINOR >= 4	756	#if DBVER >= 404
764	case REQ_DB_COMPACT:	757	case REQ_DB_COMPACT:
765	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);	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);
766	break;	759	break;
767	#endif	760	#endif
768		761
769	case REQ_DB_SYNC:	762	case REQ_DB_SYNC:
770	req->result = req->db->sync (req->db, req->uint1);	763	req->result = req->db->sync (req->db, req->uint1);
771	break;	764	break;
772		765
		766	case REQ_DB_VERIFY:
		767	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		768	break;
		769
773	case REQ_DB_UPGRADE:	770	case REQ_DB_UPGRADE:
774	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);	771	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
775	break;	772	break;
776		773
777	case REQ_DB_PUT:	774	case REQ_DB_PUT:
778	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);	775	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
779	break;	776	break;
780		777
781	#if DB_VERSION_MINOR >= 6	778	#if DBVER >= 406
782	case REQ_DB_EXISTS:	779	case REQ_DB_EXISTS:
783	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);	780	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
784	break;	781	break;
785	#endif	782	#endif
786	case REQ_DB_GET:	783	case REQ_DB_GET:
…		…
844		841
845	case REQ_C_DEL:	842	case REQ_C_DEL:
846	req->result = req->dbc->c_del (req->dbc, req->uint1);	843	req->result = req->dbc->c_del (req->dbc, req->uint1);
847	break;	844	break;
848		845
849	#if DB_VERSION_MINOR >= 3	846	#if DBVER >= 403
850	case REQ_SEQ_OPEN:	847	case REQ_SEQ_OPEN:
851	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);	848	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
852	break;	849	break;
853		850
854	case REQ_SEQ_CLOSE:	851	case REQ_SEQ_CLOSE:
…		…
861		858
862	case REQ_SEQ_REMOVE:	859	case REQ_SEQ_REMOVE:
863	req->result = req->seq->remove (req->seq, req->txn, req->uint1);	860	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
864	break;	861	break;
865	#endif	862	#endif
		863
		864	case REQ_ENV_LOG_ARCHIVE:
		865	{
		866	char *listp = 0; / DB_ARCH_REMOVE does not touch listp, contrary to docs */
		867	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		868	req->buf1 = (char *)listp;
		869	}
		870	break;
866		871
867	default:	872	default:
868	req->result = ENOSYS;	873	req->result = ENOSYS;
869	break;	874	break;
870	}	875	}
…		…
882	/* try to distribute timeouts somewhat evenly */	887	/* try to distribute timeouts somewhat evenly */
883	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	888	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
884		889
885	for (;;)	890	for (;;)
886	{	891	{
887	ts.tv_sec = time (0) + IDLE_TIMEOUT;	892	ts.tv_sec = time (0) + IDLE_TIMEOUT;
888		893
889	X_LOCK (reqlock);	894	X_LOCK (reqlock);
890		895
891	for (;;)	896	for (;;)
892	{	897	{
…		…
937	X_LOCK (reslock);	942	X_LOCK (reslock);
938		943
939	++npending;	944	++npending;
940		945
941	if (!reqq_push (&res_queue, req))	946	if (!reqq_push (&res_queue, req))
942	/* write a dummy byte to the pipe so fh becomes ready */	947	s_epipe_signal (&respipe);
943	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
944		948
945	self->req = 0;	949	self->req = 0;
946	worker_clear (self);	950	worker_clear (self);
947		951
948	X_UNLOCK (reslock);	952	X_UNLOCK (reslock);
…		…
1024	(void)0;	1028	(void)0;
1025		1029
1026	#define REQ_SEND \	1030	#define REQ_SEND \
1027	req_send (req)	1031	req_send (req)
1028		1032
1029	#define SvPTR(var, arg, type, class, nullok) \	1033	#define SvPTR(var, arg, type, stash, class, nullok) \
1030	if (!SvOK (arg)) \	1034	if (!SvOK (arg)) \
1031	{ \	1035	{ \
1032	if (nullok != 1) \	1036	if (nullok != 1) \
1033	croak (# var " must be a " # class " object, not undef"); \	1037	croak (# var " must be a " # class " object, not undef"); \
1034	\	1038	\
1035	(var) = 0; \	1039	(var) = 0; \
1036	} \	1040	} \
1037	else if (sv_derived_from ((arg), # class)) \	1041	else if (SvSTASH (SvRV (arg)) == stash \|\| sv_derived_from ((arg), # class)) \
1038	{ \	1042	{ \
1039	IV tmp = SvIV ((SV*) SvRV (arg)); \	1043	IV tmp = SvIV ((SV*) SvRV (arg)); \
1040	(var) = INT2PTR (type, tmp); \	1044	(var) = INT2PTR (type, tmp); \
1041	if (!var && nullok != 2) \	1045	if (!var && nullok != 2) \
1042	croak (# var " is not a valid " # class " object anymore"); \	1046	croak (# var " is not a valid " # class " object anymore"); \
1043	} \	1047	} \
1044	else \	1048	else \
1045	croak (# var " is not of type " # class);	1049	croak (# var " is not of type " # class);
		1050
		1051	#define ARG_MUTABLE(name) \
		1052	if (SvREADONLY (name)) \
		1053	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
		1054
		1055	static SV *
		1056	newSVptr (void ptr, HV stash)
		1057	{
		1058	SV *rv = NEWSV (0, 0);
		1059	sv_upgrade (rv, SVt_PVMG);
		1060	sv_setiv (rv, PTR2IV (ptr));
		1061
		1062	return sv_bless (newRV_noinc (rv), stash);
		1063	}
1046		1064
1047	static void	1065	static void
1048	ptr_nuke (SV *sv)	1066	ptr_nuke (SV *sv)
1049	{	1067	{
1050	assert (SvROK (sv));	1068	assert (SvROK (sv));
…		…
1121	}	1139	}
1122		1140
1123	return 0;	1141	return 0;
1124	}	1142	}
1125		1143
		1144	/*****************************************************************************/
		1145
		1146	#if 0
		1147	static int
		1148	bt_pfxc_compare (DB db, const DBT dbt1, const DBT *dbt2)
		1149	{
		1150	ssize_t size1 = dbt1->size;
		1151	ssize_t size2 = dbt2->size;
		1152	int res = memcmp ((void )dbt1->data, (void )dbt2->data,
		1153	size1 <= size2 ? size1 : size2);
		1154
		1155	if (res)
		1156	return res;
		1157	else if (size1 - size2)
		1158	return size1 - size2;
		1159	else
		1160	return 0;
		1161	}
		1162
		1163	static size_t
		1164	bt_pfxc_prefix_x (DB db, const DBT dbt1, const DBT *dbt2)
		1165	{
		1166	ssize_t size1 = dbt1->size;
		1167	ssize_t size2 = dbt2->size;
		1168	u_int8_t p1 = (u_int8_t )dbt1->data;
		1169	u_int8_t p2 = (u_int8_t )dbt2->data;
		1170	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1171
		1172	while (p1 < pe)
		1173	if (p1++ != p2++)
		1174	return p1 - (u_int8_t *)dbt1->data - 1;
		1175
		1176	if (size1 < size2) return size1 + 1;
		1177	if (size1 > size2) return size2 + 1;
		1178
		1179	return size1;
		1180	}
		1181	#endif
		1182
		1183	/*****************************************************************************/
		1184
1126	/* stupid windoes defined CALLBACK as well */	1185	/* stupid windows defines CALLBACK as well */
1127	#undef CALLBACK	1186	#undef CALLBACK
1128	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));	1187	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1129		1188
1130	MODULE = BDB PACKAGE = BDB	1189	MODULE = BDB PACKAGE = BDB
1131		1190
1132	PROTOTYPES: ENABLE	1191	PROTOTYPES: ENABLE
1133		1192
1134	BOOT:	1193	BOOT:
1135	{	1194	{
1136	HV *stash = gv_stashpv ("BDB", 1);
1137
1138	static const struct {	1195	static const struct {
1139	const char *name;	1196	const char *name;
1140	IV iv;	1197	IV iv;
1141	} *civ, const_iv[] = {	1198	} *civ, const_iv[] = {
1142	#define const_iv(name) { # name, (IV)DB_ ## name },	1199	#define const_iv(name) { # name, (IV)DB_ ## name },
		1200	#if DBVER <= 408
1143	const_iv (RPCCLIENT)	1201	const_iv (RPCCLIENT)
		1202	#endif
1144	const_iv (INIT_CDB)	1203	const_iv (INIT_CDB)
1145	const_iv (INIT_LOCK)	1204	const_iv (INIT_LOCK)
1146	const_iv (INIT_LOG)	1205	const_iv (INIT_LOG)
1147	const_iv (INIT_MPOOL)	1206	const_iv (INIT_MPOOL)
1148	const_iv (INIT_REP)	1207	const_iv (INIT_REP)
…		…
1171	const_iv (TXN_NOT_DURABLE)	1230	const_iv (TXN_NOT_DURABLE)
1172	const_iv (TXN_WRITE_NOSYNC)	1231	const_iv (TXN_WRITE_NOSYNC)
1173	const_iv (WRITECURSOR)	1232	const_iv (WRITECURSOR)
1174	const_iv (YIELDCPU)	1233	const_iv (YIELDCPU)
1175	const_iv (ENCRYPT_AES)	1234	const_iv (ENCRYPT_AES)
		1235	#if DBVER < 408
1176	const_iv (XA_CREATE)	1236	const_iv (XA_CREATE)
		1237	#endif
1177	const_iv (BTREE)	1238	const_iv (BTREE)
1178	const_iv (HASH)	1239	const_iv (HASH)
1179	const_iv (QUEUE)	1240	const_iv (QUEUE)
1180	const_iv (RECNO)	1241	const_iv (RECNO)
1181	const_iv (UNKNOWN)	1242	const_iv (UNKNOWN)
…		…
1184	const_iv (NOSYNC)	1245	const_iv (NOSYNC)
1185	const_iv (CHKSUM)	1246	const_iv (CHKSUM)
1186	const_iv (ENCRYPT)	1247	const_iv (ENCRYPT)
1187	const_iv (DUP)	1248	const_iv (DUP)
1188	const_iv (DUPSORT)	1249	const_iv (DUPSORT)
1189	const_iv (RECNUM)	1250	//const_iv (RECNUM)
1190	const_iv (RENUMBER)	1251	const_iv (RENUMBER)
1191	const_iv (REVSPLITOFF)	1252	const_iv (REVSPLITOFF)
1192	const_iv (CONSUME)	1253	const_iv (CONSUME)
1193	const_iv (CONSUME_WAIT)	1254	const_iv (CONSUME_WAIT)
1194	const_iv (GET_BOTH)	1255	const_iv (GET_BOTH)
…		…
1245	const_iv (LOCK_OLDEST)	1306	const_iv (LOCK_OLDEST)
1246	const_iv (LOCK_RANDOM)	1307	const_iv (LOCK_RANDOM)
1247	const_iv (LOCK_YOUNGEST)	1308	const_iv (LOCK_YOUNGEST)
1248		1309
1249	const_iv (DONOTINDEX)	1310	const_iv (DONOTINDEX)
1250	const_iv (KEYEMPTY )	1311	const_iv (KEYEMPTY)
1251	const_iv (KEYEXIST )	1312	const_iv (KEYEXIST)
1252	const_iv (LOCK_DEADLOCK)	1313	const_iv (LOCK_DEADLOCK)
1253	const_iv (LOCK_NOTGRANTED)	1314	const_iv (LOCK_NOTGRANTED)
1254	const_iv (NOSERVER)	1315	const_iv (NOSERVER)
1255	const_iv (NOSERVER_HOME)	1316	const_iv (NOSERVER_HOME)
1256	const_iv (NOSERVER_ID)	1317	const_iv (NOSERVER_ID)
…		…
1266	const_iv (REP_UNAVAIL)	1327	const_iv (REP_UNAVAIL)
1267	const_iv (RUNRECOVERY)	1328	const_iv (RUNRECOVERY)
1268	const_iv (SECONDARY_BAD)	1329	const_iv (SECONDARY_BAD)
1269	const_iv (VERIFY_BAD)	1330	const_iv (VERIFY_BAD)
1270		1331
		1332	const_iv (SALVAGE)
		1333	const_iv (AGGRESSIVE)
		1334	const_iv (PRINTABLE)
		1335	const_iv (NOORDERCHK)
		1336	const_iv (ORDERCHKONLY)
		1337
		1338	const_iv (ARCH_ABS)
		1339	const_iv (ARCH_DATA)
		1340	const_iv (ARCH_LOG)
		1341	const_iv (ARCH_REMOVE)
		1342
1271	const_iv (VERB_DEADLOCK)	1343	const_iv (VERB_DEADLOCK)
1272	const_iv (VERB_RECOVERY)	1344	const_iv (VERB_RECOVERY)
1273	const_iv (VERB_REPLICATION)	1345	const_iv (VERB_REPLICATION)
1274	const_iv (VERB_WAITSFOR)	1346	const_iv (VERB_WAITSFOR)
1275		1347
1276	const_iv (VERSION_MAJOR)	1348	const_iv (VERSION_MAJOR)
1277	const_iv (VERSION_MINOR)	1349	const_iv (VERSION_MINOR)
1278	const_iv (VERSION_PATCH)	1350	const_iv (VERSION_PATCH)
1279	#if DB_VERSION_MINOR >= 3	1351	const_iv (LOGVERSION)
		1352	const_iv (LOGOLDVER)
		1353	#if DBVER >= 403
1280	const_iv (INORDER)	1354	const_iv (INORDER)
1281	const_iv (LOCK_MAXWRITE)	1355	const_iv (LOCK_MAXWRITE)
1282	const_iv (SEQ_DEC)	1356	const_iv (SEQ_DEC)
1283	const_iv (SEQ_INC)	1357	const_iv (SEQ_INC)
1284	const_iv (SEQ_WRAP)	1358	const_iv (SEQ_WRAP)
1285	const_iv (BUFFER_SMALL)	1359	const_iv (BUFFER_SMALL)
1286	const_iv (LOG_BUFFER_FULL)	1360	const_iv (LOG_BUFFER_FULL)
1287	const_iv (VERSION_MISMATCH)	1361	const_iv (VERSION_MISMATCH)
1288	#endif	1362	#endif
1289	#if DB_VERSION_MINOR >= 4	1363	#if DBVER >= 404
1290	const_iv (REGISTER)	1364	const_iv (REGISTER)
1291	const_iv (DSYNC_DB)	1365	const_iv (DSYNC_DB)
1292	const_iv (READ_COMMITTED)	1366	const_iv (READ_COMMITTED)
1293	const_iv (READ_UNCOMMITTED)	1367	const_iv (READ_UNCOMMITTED)
1294	const_iv (REP_IGNORE)	1368	const_iv (REP_IGNORE)
…		…
1296	const_iv (REP_JOIN_FAILURE)	1370	const_iv (REP_JOIN_FAILURE)
1297	const_iv (FREE_SPACE)	1371	const_iv (FREE_SPACE)
1298	const_iv (FREELIST_ONLY)	1372	const_iv (FREELIST_ONLY)
1299	const_iv (VERB_REGISTER)	1373	const_iv (VERB_REGISTER)
1300	#endif	1374	#endif
1301	#if DB_VERSION_MINOR >= 5	1375	#if DBVER >= 405
1302	const_iv (MULTIVERSION)	1376	const_iv (MULTIVERSION)
1303	const_iv (TXN_SNAPSHOT)	1377	const_iv (TXN_SNAPSHOT)
1304	#endif	1378	#endif
1305	#if DB_VERSION_MINOR >= 6	1379	#if DBVER >= 406
1306	const_iv (PREV_DUP)	1380	const_iv (PREV_DUP)
1307	const_iv (PRIORITY_UNCHANGED)	1381	const_iv (PRIORITY_UNCHANGED)
1308	const_iv (PRIORITY_VERY_LOW)	1382	const_iv (PRIORITY_VERY_LOW)
1309	const_iv (PRIORITY_LOW)	1383	const_iv (PRIORITY_LOW)
1310	const_iv (PRIORITY_DEFAULT)	1384	const_iv (PRIORITY_DEFAULT)
1311	const_iv (PRIORITY_HIGH)	1385	const_iv (PRIORITY_HIGH)
1312	const_iv (PRIORITY_VERY_HIGH)	1386	const_iv (PRIORITY_VERY_HIGH)
		1387	const_iv (IGNORE_LEASE)
1313	#endif	1388	#endif
1314	#if DB_VERSION_MINOR >= 7	1389	#if DBVER >= 407
		1390	//const_iv (MULTIPLE_KEY)
1315	const_iv (LOG_DIRECT)	1391	const_iv (LOG_DIRECT)
1316	const_iv (LOG_DSYNC)	1392	const_iv (LOG_DSYNC)
1317	const_iv (LOG_AUTO_REMOVE)	1393	const_iv (LOG_AUTO_REMOVE)
1318	const_iv (LOG_IN_MEMORY)	1394	const_iv (LOG_IN_MEMORY)
1319	const_iv (LOG_ZERO)	1395	const_iv (LOG_ZERO)
1320	#else	1396	#else
1321	const_iv (DIRECT_LOG)	1397	const_iv (DIRECT_LOG)
1322	const_iv (LOG_AUTOREMOVE)	1398	const_iv (LOG_AUTOREMOVE)
1323	# if DB_VERSION_MINOR >= 3	1399	# if DBVER >= 403
1324	const_iv (DSYNC_LOG)	1400	const_iv (DSYNC_LOG)
1325	const_iv (LOG_INMEMORY)	1401	const_iv (LOG_INMEMORY)
1326	# endif	1402	# endif
		1403	#if DBVER >= 408
		1404	const_iv (LOGVERSION_LATCHING)
		1405	#endif
1327	#endif	1406	#endif
1328	};	1407	};
1329		1408
		1409	bdb_stash = gv_stashpv ("BDB" , 1);
		1410	bdb_env_stash = gv_stashpv ("BDB::Env" , 1);
		1411	bdb_txn_stash = gv_stashpv ("BDB::Txn" , 1);
		1412	bdb_cursor_stash = gv_stashpv ("BDB::Cursor" , 1);
		1413	bdb_db_stash = gv_stashpv ("BDB::Db" , 1);
		1414	bdb_sequence_stash = gv_stashpv ("BDB::Sequence", 1);
		1415
1330	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1416	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1331	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1417	newCONSTSUB (bdb_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
		1418
		1419	prepare_cb = &PL_sv_undef;
1332		1420
1333	{	1421	{
1334	/* we currently only allow version, minor-version and patchlevel to go up to 255 */	1422	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
1335	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };	1423	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1336		1424
1337	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));	1425	newCONSTSUB (bdb_stash, "VERSION_v", newSVpvn (vstring, 3));
1338	}	1426	}
1339		1427
1340	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1428	newCONSTSUB (bdb_stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1341		1429
1342	create_respipe ();	1430	create_respipe ();
1343		1431
1344	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1432	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1345	patch_errno ();	1433	patch_errno ();
…		…
1423		1511
1424	int	1512	int
1425	poll_fileno ()	1513	poll_fileno ()
1426	PROTOTYPE:	1514	PROTOTYPE:
1427	CODE:	1515	CODE:
1428	RETVAL = respipe [0];	1516	RETVAL = s_epipe_fd (&respipe);
1429	OUTPUT:	1517	OUTPUT:
1430	RETVAL	1518	RETVAL
1431		1519
1432	int	1520	int
1433	poll_cb (...)	1521	poll_cb (...)
…		…
1475	RETVAL = started;	1563	RETVAL = started;
1476	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1564	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1477	OUTPUT:	1565	OUTPUT:
1478	RETVAL	1566	RETVAL
1479		1567
1480	void	1568	SV *
1481	set_sync_prepare (SV *cb)	1569	set_sync_prepare (SV *cb)
1482	PROTOTYPE: &	1570	PROTOTYPE: &
1483	CODE:	1571	CODE:
1484	SvREFCNT_dec (prepare_cb);	1572	RETVAL = prepare_cb;
1485	prepare_cb = newSVsv (cb);	1573	prepare_cb = newSVsv (cb);
		1574	OUTPUT:
		1575	RETVAL
1486		1576
1487	char *	1577	char *
1488	strerror (int errorno = errno)	1578	strerror (int errorno = errno)
1489	PROTOTYPE: ;$	1579	PROTOTYPE: ;$
1490	CODE:	1580	CODE:
…		…
1532	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)	1622	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
1533	PREINIT:	1623	PREINIT:
1534	CALLBACK	1624	CALLBACK
1535	CODE:	1625	CODE:
1536	{	1626	{
1537	dREQ (REQ_ENV_CLOSE, 1);	1627	dREQ (REQ_ENV_CLOSE, 0);
		1628	ptr_nuke (ST (0));
1538	req->env = env;	1629	req->env = env;
1539	req->uint1 = flags;	1630	req->uint1 = flags;
1540	REQ_SEND;	1631	REQ_SEND;
1541	ptr_nuke (ST (0));
1542	}	1632	}
1543		1633
1544	void	1634	void
1545	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)	1635	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
1546	PREINIT:	1636	PREINIT:
…		…
1615	dREQ (REQ_ENV_DBRENAME, 2);	1705	dREQ (REQ_ENV_DBRENAME, 2);
1616	req->env = env;	1706	req->env = env;
1617	req->buf1 = strdup_ornull (file);	1707	req->buf1 = strdup_ornull (file);
1618	req->buf2 = strdup_ornull (database);	1708	req->buf2 = strdup_ornull (database);
1619	req->buf3 = strdup_ornull (newname);	1709	req->buf3 = strdup_ornull (newname);
		1710	req->uint1 = flags;
		1711	REQ_SEND;
		1712	}
		1713
		1714	void
		1715	db_env_log_archive (DB_ENV env, SV_mutable listp, U32 flags = 0, SV *callback = 0)
		1716	PREINIT:
		1717	CALLBACK
		1718	CODE:
		1719	{
		1720	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1721	req->sv1 = SvREFCNT_inc (listp);
		1722	req->env = env;
1620	req->uint1 = flags;	1723	req->uint1 = flags;
1621	REQ_SEND;	1724	REQ_SEND;
1622	}	1725	}
1623		1726
1624	DB *	1727	DB *
…		…
1656	db_close (DB db, U32 flags = 0, SV callback = 0)	1759	db_close (DB db, U32 flags = 0, SV callback = 0)
1657	PREINIT:	1760	PREINIT:
1658	CALLBACK	1761	CALLBACK
1659	CODE:	1762	CODE:
1660	{	1763	{
1661	dREQ (REQ_DB_CLOSE, 1);	1764	dREQ (REQ_DB_CLOSE, 0);
		1765	ptr_nuke (ST (0));
1662	req->db = db;	1766	req->db = db;
1663	req->uint1 = flags;	1767	req->uint1 = flags;
1664	req->sv1 = (SV *)db->app_private;	1768	req->sv1 = (SV *)db->app_private;
1665	REQ_SEND;	1769	REQ_SEND;
1666	ptr_nuke (ST (0));
1667	}	1770	}
1668		1771
1669	#if DB_VERSION_MINOR >= 4	1772	#if DBVER >= 404
1670		1773
1671	void	1774	void
1672	db_compact (DB db, DB_TXN_ornull txn = 0, SV start = 0, SV stop = 0, SV unused1 = 0, U32 flags = DB_FREE_SPACE, SV unused2 = 0, SV *callback = 0)	1775	db_compact (DB db, DB_TXN_ornull txn = 0, SV start = 0, SV stop = 0, SV unused1 = 0, U32 flags = DB_FREE_SPACE, SV unused2 = 0, SV *callback = 0)
1673	PREINIT:	1776	PREINIT:
1674	CALLBACK	1777	CALLBACK
1675	CODE:	1778	CODE:
1676	{	1779	{
1677	dREQ (REQ_DB_COMPACT, 2);	1780	dREQ (REQ_DB_COMPACT, 2);
1678	req->db = db;	1781	req->db = db;
1679	req->txn = txn;	1782	req->txn = txn;
1680	sv_to_dbt (&req->dbt1, start);	1783	if (start) sv_to_dbt (&req->dbt1, start);
1681	sv_to_dbt (&req->dbt2, stop);	1784	if (stop ) sv_to_dbt (&req->dbt2, stop );
1682	req->uint1 = flags;	1785	req->uint1 = flags;
1683	REQ_SEND;	1786	REQ_SEND;
1684	}	1787	}
1685		1788
1686	#endif	1789	#endif
…		…
1696	req->uint1 = flags;	1799	req->uint1 = flags;
1697	REQ_SEND;	1800	REQ_SEND;
1698	}	1801	}
1699		1802
1700	void	1803	void
		1804	db_verify (DB db, bdb_filename file, bdb_filename database = 0, SV dummy = 0, U32 flags = 0, SV *callback = 0)
		1805	PREINIT:
		1806	CALLBACK
		1807	CODE:
		1808	{
		1809	dREQ (REQ_DB_VERIFY, 1);
		1810	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1811	req->db = db;
		1812	req->buf1 = strdup (file);
		1813	req->buf2 = strdup_ornull (database);
		1814	req->uint1 = flags;
		1815	REQ_SEND;
		1816	}
		1817
		1818	void
1701	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)	1819	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
1702	PREINIT:	1820	PREINIT:
1703	CALLBACK	1821	CALLBACK
1704	CODE:	1822	CODE:
1705	{	1823	{
1706	dREQ (REQ_DB_SYNC, 1);	1824	dREQ (REQ_DB_UPGRADE, 1);
1707	req->db = db;	1825	req->db = db;
1708	req->buf1 = strdup (file);	1826	req->buf1 = strdup (file);
1709	req->uint1 = flags;	1827	req->uint1 = flags;
1710	REQ_SEND;	1828	REQ_SEND;
1711	}	1829	}
1712		1830
1713	void	1831	void
1714	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = 0)	1832	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV_mutable key_range, U32 flags = 0, SV *callback = 0)
1715	PREINIT:	1833	PREINIT:
1716	CALLBACK	1834	CALLBACK
1717	CODE:	1835	CODE:
1718	{	1836	{
1719	dREQ (REQ_DB_KEY_RANGE, 2);	1837	dREQ (REQ_DB_KEY_RANGE, 2);
…		…
1738	sv_to_dbt (&req->dbt2, data);	1856	sv_to_dbt (&req->dbt2, data);
1739	req->uint1 = flags;	1857	req->uint1 = flags;
1740	REQ_SEND;	1858	REQ_SEND;
1741	}	1859	}
1742		1860
1743	#if DB_VERSION_MINOR >= 6	1861	#if DBVER >= 406
1744		1862
1745	void	1863	void
1746	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)	1864	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
1747	PREINIT:	1865	PREINIT:
1748	CALLBACK	1866	CALLBACK
…		…
1757	}	1875	}
1758		1876
1759	#endif	1877	#endif
1760		1878
1761	void	1879	void
1762	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)	1880	db_get (DB db, DB_TXN_ornull txn, SV key, SV_mutable data, U32 flags = 0, SV *callback = 0)
1763	PREINIT:	1881	PREINIT:
1764	CALLBACK	1882	CALLBACK
1765	CODE:	1883	CODE:
1766	if (SvREADONLY (data))
1767	croak ("can't modify read-only data scalar in db_get");
1768	{	1884	{
		1885	//TODO: key is somtimesmutable
1769	dREQ (REQ_DB_GET, 2);	1886	dREQ (REQ_DB_GET, 2);
1770	req->db = db;	1887	req->db = db;
1771	req->txn = txn;	1888	req->txn = txn;
1772	req->uint1 = flags;	1889	req->uint1 = flags;
1773	sv_to_dbt (&req->dbt1, key);	1890	sv_to_dbt (&req->dbt1, key);
…		…
1775	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1892	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1776	REQ_SEND;	1893	REQ_SEND;
1777	}	1894	}
1778		1895
1779	void	1896	void
1780	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = 0)	1897	db_pget (DB db, DB_TXN_ornull txn, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV callback = 0)
1781	PREINIT:	1898	PREINIT:
1782	CALLBACK	1899	CALLBACK
1783	CODE:	1900	CODE:
1784	if (SvREADONLY (data))
1785	croak ("can't modify read-only data scalar in db_pget");
1786	{	1901	{
		1902	//TODO: key is somtimesmutable
1787	dREQ (REQ_DB_PGET, 2);	1903	dREQ (REQ_DB_PGET, 2);
1788	req->db = db;	1904	req->db = db;
1789	req->txn = txn;	1905	req->txn = txn;
1790	req->uint1 = flags;	1906	req->uint1 = flags;
		1907
1791	sv_to_dbt (&req->dbt1, key);	1908	sv_to_dbt (&req->dbt1, key);
1792	sv_to_dbt (&req->dbt2, pkey);	1909
		1910	req->dbt2.flags = DB_DBT_MALLOC;
		1911	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1912
1793	req->dbt3.flags = DB_DBT_MALLOC;	1913	req->dbt3.flags = DB_DBT_MALLOC;
1794	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1914	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1795	REQ_SEND;	1915	REQ_SEND;
1796	}	1916	}
1797		1917
…		…
1813	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)	1933	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
1814	PREINIT:	1934	PREINIT:
1815	CALLBACK	1935	CALLBACK
1816	CODE:	1936	CODE:
1817	{	1937	{
1818	dREQ (REQ_TXN_COMMIT, 1);	1938	dREQ (REQ_TXN_COMMIT, 0);
		1939	ptr_nuke (ST (0));
1819	req->txn = txn;	1940	req->txn = txn;
1820	req->uint1 = flags;	1941	req->uint1 = flags;
1821	REQ_SEND;	1942	REQ_SEND;
		1943	}
		1944
		1945	void
		1946	db_txn_abort (DB_TXN txn, SV callback = 0)
		1947	PREINIT:
		1948	CALLBACK
		1949	CODE:
		1950	{
		1951	dREQ (REQ_TXN_ABORT, 0);
1822	ptr_nuke (ST (0));	1952	ptr_nuke (ST (0));
1823	}
1824
1825	void
1826	db_txn_abort (DB_TXN txn, SV callback = 0)
1827	PREINIT:
1828	CALLBACK
1829	CODE:
1830	{
1831	dREQ (REQ_TXN_ABORT, 1);
1832	req->txn = txn;	1953	req->txn = txn;
1833	REQ_SEND;	1954	REQ_SEND;
		1955	}
		1956
		1957	void
		1958	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1959	PREINIT:
		1960	CALLBACK
		1961	CODE:
		1962	{
		1963	dREQ (REQ_TXN_FINISH, 0);
1834	ptr_nuke (ST (0));	1964	ptr_nuke (ST (0));
1835	}
1836
1837	void
1838	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
1839	PREINIT:
1840	CALLBACK
1841	CODE:
1842	{
1843	dREQ (REQ_TXN_FINISH, 1);
1844	req->txn = txn;	1965	req->txn = txn;
1845	req->uint1 = flags;	1966	req->uint1 = flags;
1846	REQ_SEND;	1967	REQ_SEND;
		1968	}
		1969
		1970	void
		1971	db_c_close (DBC dbc, SV callback = 0)
		1972	PREINIT:
		1973	CALLBACK
		1974	CODE:
		1975	{
		1976	dREQ (REQ_C_CLOSE, 0);
1847	ptr_nuke (ST (0));	1977	ptr_nuke (ST (0));
1848	}
1849
1850	void
1851	db_c_close (DBC dbc, SV callback = 0)
1852	PREINIT:
1853	CALLBACK
1854	CODE:
1855	{
1856	dREQ (REQ_C_CLOSE, 1);
1857	req->dbc = dbc;	1978	req->dbc = dbc;
1858	REQ_SEND;	1979	REQ_SEND;
1859	ptr_nuke (ST (0));
1860	}	1980	}
1861		1981
1862	void	1982	void
1863	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)	1983	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
1864	PREINIT:	1984	PREINIT:
…		…
1884	req->uint1 = flags;	2004	req->uint1 = flags;
1885	REQ_SEND;	2005	REQ_SEND;
1886	}	2006	}
1887		2007
1888	void	2008	void
1889	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)	2009	db_c_get (DBC dbc, SV key, SV_mutable data, U32 flags = 0, SV callback = 0)
1890	PREINIT:	2010	PREINIT:
1891	CALLBACK	2011	CALLBACK
1892	CODE:	2012	CODE:
1893	{	2013	{
		2014	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2015	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2016	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2017	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2018	"key",
		2019	"BDB::db_c_get");
		2020
		2021	{
1894	dREQ (REQ_C_GET, 1);	2022	dREQ (REQ_C_GET, 1);
1895	req->dbc = dbc;	2023	req->dbc = dbc;
1896	req->uint1 = flags;	2024	req->uint1 = flags;
1897	if ((flags & DB_SET) == DB_SET	2025	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
1898	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1899	sv_to_dbt (&req->dbt1, key);	2026	sv_to_dbt (&req->dbt1, key);
1900	else	2027	else
		2028	{
		2029	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2030	sv_to_dbt (&req->dbt1, key);
		2031	else
1901	req->dbt1.flags = DB_DBT_MALLOC;	2032	req->dbt1.flags = DB_DBT_MALLOC;
1902		2033
1903	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2034	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2035	}
1904		2036
1905	if ((flags & DB_GET_BOTH) == DB_GET_BOTH	2037	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
1906	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)	2038	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
1907	sv_to_dbt (&req->dbt3, data);	2039	sv_to_dbt (&req->dbt3, data);
1908	else	2040	else
1909	req->dbt3.flags = DB_DBT_MALLOC;	2041	req->dbt3.flags = DB_DBT_MALLOC;
1910		2042
1911	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	2043	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1912	REQ_SEND;	2044	REQ_SEND;
		2045	}
1913	}	2046	}
1914		2047
1915	void	2048	void
1916	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = 0)	2049	db_c_pget (DBC dbc, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV *callback = 0)
1917	PREINIT:	2050	PREINIT:
1918	CALLBACK	2051	CALLBACK
1919	CODE:	2052	CODE:
1920	{	2053	{
		2054	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2055	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2056	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2057	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2058	"key",
		2059	"BDB::db_c_pget");
		2060
		2061	{
1921	dREQ (REQ_C_PGET, 1);	2062	dREQ (REQ_C_PGET, 1);
1922	req->dbc = dbc;	2063	req->dbc = dbc;
1923	req->uint1 = flags;	2064	req->uint1 = flags;
1924	if ((flags & DB_SET) == DB_SET	2065	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
1925	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1926	sv_to_dbt (&req->dbt1, key);	2066	sv_to_dbt (&req->dbt1, key);
1927	else	2067	else
		2068	{
		2069	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2070	sv_to_dbt (&req->dbt1, key);
		2071	else
		2072	req->dbt1.flags = DB_DBT_MALLOC;
		2073
		2074	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2075	}
		2076
1928	req->dbt1.flags = DB_DBT_MALLOC;	2077	req->dbt2.flags = DB_DBT_MALLOC;
1929
1930	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1931
1932	req->dbt2.flags = DB_DBT_MALLOC;
1933	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);	2078	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1934		2079
1935	if ((flags & DB_GET_BOTH) == DB_GET_BOTH	2080	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
1936	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)	2081	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
1937	sv_to_dbt (&req->dbt3, data);	2082	sv_to_dbt (&req->dbt3, data);
1938	else	2083	else
1939	req->dbt3.flags = DB_DBT_MALLOC;	2084	req->dbt3.flags = DB_DBT_MALLOC;
1940		2085
1941	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	2086	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1942	REQ_SEND;	2087	REQ_SEND;
		2088	}
1943	}	2089	}
1944		2090
1945	void	2091	void
1946	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)	2092	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
1947	PREINIT:	2093	PREINIT:
…		…
1953	req->uint1 = flags;	2099	req->uint1 = flags;
1954	REQ_SEND;	2100	REQ_SEND;
1955	}	2101	}
1956		2102
1957		2103
1958	#if DB_VERSION_MINOR >= 3	2104	#if DBVER >= 403
1959		2105
1960	void	2106	void
1961	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)	2107	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
1962	PREINIT:	2108	PREINIT:
1963	CALLBACK	2109	CALLBACK
…		…
1975	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)	2121	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
1976	PREINIT:	2122	PREINIT:
1977	CALLBACK	2123	CALLBACK
1978	CODE:	2124	CODE:
1979	{	2125	{
1980	dREQ (REQ_SEQ_CLOSE, 1);	2126	dREQ (REQ_SEQ_CLOSE, 0);
		2127	ptr_nuke (ST (0));
1981	req->seq = seq;	2128	req->seq = seq;
1982	req->uint1 = flags;	2129	req->uint1 = flags;
1983	REQ_SEND;	2130	REQ_SEND;
1984	ptr_nuke (ST (0));
1985	}	2131	}
1986		2132
1987	void	2133	void
1988	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)	2134	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV_mutable seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
1989	PREINIT:	2135	PREINIT:
1990	CALLBACK	2136	CALLBACK
1991	CODE:	2137	CODE:
1992	{	2138	{
1993	dREQ (REQ_SEQ_GET, 2);	2139	dREQ (REQ_SEQ_GET, 2);
…		…
2057	CODE:	2203	CODE:
2058	RETVAL = env->set_flags (env, flags, onoff);	2204	RETVAL = env->set_flags (env, flags, onoff);
2059	OUTPUT:	2205	OUTPUT:
2060	RETVAL	2206	RETVAL
2061		2207
2062	#if DB_VERSION_MINOR >= 7	2208	#if DBVER >= 407
2063		2209
2064	int set_intermediate_dir_mode (DB_ENV env, const char mode)	2210	int set_intermediate_dir_mode (DB_ENV env, const char mode)
2065	CODE:	2211	CODE:
2066	RETVAL = env->set_intermediate_dir_mode (env, mode);	2212	RETVAL = env->set_intermediate_dir_mode (env, mode);
2067	OUTPUT:	2213	OUTPUT:
…		…
2154	CODE:	2300	CODE:
2155	RETVAL = env->set_lg_max (env, max);	2301	RETVAL = env->set_lg_max (env, max);
2156	OUTPUT:	2302	OUTPUT:
2157	RETVAL	2303	RETVAL
2158		2304
2159	#if DB_VERSION_MINOR >= 4	2305	#if DBVER >= 404
2160		2306
2161	int mutex_set_max (DB_ENV *env, U32 max)	2307	int mutex_set_max (DB_ENV *env, U32 max)
2162	CODE:	2308	CODE:
2163	RETVAL = env->mutex_set_max (env, max);	2309	RETVAL = env->mutex_set_max (env, max);
2164	OUTPUT:	2310	OUTPUT:
…		…
2191	if (errno)	2337	if (errno)
2192	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2338	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
2193	OUTPUT:	2339	OUTPUT:
2194	RETVAL	2340	RETVAL
2195		2341
2196	#if DB_VERSION_MINOR >= 5	2342	#if DBVER >= 405
2197		2343
2198	DB_TXN *	2344	DB_TXN *
2199	cdsgroup_begin (DB_ENV *env)	2345	cdsgroup_begin (DB_ENV *env)
2200	CODE:	2346	CODE:
2201	errno = env->cdsgroup_begin (env, &RETVAL);	2347	errno = env->cdsgroup_begin (env, &RETVAL);
…		…
2222	CODE:	2368	CODE:
2223	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2369	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2224	OUTPUT:	2370	OUTPUT:
2225	RETVAL	2371	RETVAL
2226		2372
		2373	int set_pagesize (DB *db, U32 pagesize)
		2374	CODE:
		2375	RETVAL = db->set_pagesize (db, pagesize);
		2376	OUTPUT:
		2377	RETVAL
		2378
2227	int set_flags (DB *db, U32 flags)	2379	int set_flags (DB *db, U32 flags)
2228	CODE:	2380	CODE:
2229	RETVAL = db->set_flags (db, flags);	2381	RETVAL = db->set_flags (db, flags);
2230	OUTPUT:	2382	OUTPUT:
2231	RETVAL	2383	RETVAL
…		…
2297	if (errno)	2449	if (errno)
2298	croak ("DB->cursor: %s", db_strerror (errno));	2450	croak ("DB->cursor: %s", db_strerror (errno));
2299	OUTPUT:	2451	OUTPUT:
2300	RETVAL	2452	RETVAL
2301		2453
2302	#if DB_VERSION_MINOR >= 3	2454	#if DBVER >= 403
2303		2455
2304	DB_SEQUENCE *	2456	DB_SEQUENCE *
2305	sequence (DB *db, U32 flags = 0)	2457	sequence (DB *db, U32 flags = 0)
2306	CODE:	2458	CODE:
2307	{	2459	{
…		…
2342	DESTROY (DBC_ornuked *dbc)	2494	DESTROY (DBC_ornuked *dbc)
2343	CODE:	2495	CODE:
2344	if (dbc)	2496	if (dbc)
2345	dbc->c_close (dbc);	2497	dbc->c_close (dbc);
2346		2498
2347	#if DB_VERSION_MINOR >= 6	2499	#if DBVER >= 406
2348		2500
2349	int set_priority (DBC *dbc, int priority)	2501	int set_priority (DBC *dbc, int priority)
2350	CODE:	2502	CODE:
2351	dbc->set_priority (dbc, priority);	2503	dbc->set_priority (dbc, priority);
2352		2504
2353	#endif	2505	#endif
2354		2506
2355	#if DB_VERSION_MINOR >= 3	2507	#if DBVER >= 403
2356		2508
2357	MODULE = BDB PACKAGE = BDB::Sequence	2509	MODULE = BDB PACKAGE = BDB::Sequence
2358		2510
2359	void	2511	void
2360	DESTROY (DB_SEQUENCE_ornuked *seq)	2512	DESTROY (DB_SEQUENCE_ornuked *seq)

Diff Legend

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

Comparing BDB/BDB.xs (file contents): Revision 1.52 by root, Thu Sep 25 13:44:44 2008 UTC vs. Revision 1.76 by root, Fri Jul 29 09:30:20 2011 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.52 by root, Thu Sep 25 13:44:44 2008 UTC vs.
Revision 1.76 by root, Fri Jul 29 09:30:20 2011 UTC