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

Comparing BDB/BDB.xs (file contents):
Revision 1.53 by root, Thu Sep 25 22:09:02 2008 UTC vs.
Revision 1.79 by root, Tue Feb 2 04:07:06 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,
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	switch (req->type)	370	switch (req->type)
357	{	371	{
…		…
359	SvREFCNT_dec (req->sv1);	373	SvREFCNT_dec (req->sv1);
360	break;	374	break;
361		375
362	case REQ_DB_GET:	376	case REQ_DB_GET:
363	case REQ_DB_PGET:	377	case REQ_DB_PGET:
364	dbt_to_sv (req->sv3, &req->dbt3);
365	break;
366
367	case REQ_C_GET:	378	case REQ_C_GET:
368	case REQ_C_PGET:	379	case REQ_C_PGET:
		380	case REQ_DB_PUT:
		381	case REQ_C_PUT:
369	dbt_to_sv (req->sv1, &req->dbt1);	382	dbt_to_sv (req->sv1, &req->dbt1);
370	dbt_to_sv (req->sv2, &req->dbt2);	383	dbt_to_sv (req->sv2, &req->dbt2);
371	dbt_to_sv (req->sv3, &req->dbt3);	384	dbt_to_sv (req->sv3, &req->dbt3);
372	break;	385	break;
373		386
374	case REQ_DB_PUT:
375	case REQ_C_PUT:
376	dbt_to_sv (0, &req->dbt1);
377	dbt_to_sv (0, &req->dbt2);
378	break;
379
380	case REQ_DB_KEY_RANGE:	387	case REQ_DB_KEY_RANGE:
381	{	388	{
382	AV *av = newAV ();	389	AV *av = newAV ();
383		390
384	av_push (av, newSVnv (req->key_range.less));	391	av_push (av, newSVnv (req->key_range.less));
385	av_push (av, newSVnv (req->key_range.equal));	392	av_push (av, newSVnv (req->key_range.equal));
386	av_push (av, newSVnv (req->key_range.greater));	393	av_push (av, newSVnv (req->key_range.greater));
387		394
		395	av = (AV )newRV_noinc ((SV )av);
		396
388	SvREADONLY_off (req->sv1);	397	SvREADONLY_off (req->sv1);
389	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));	398	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		399	SvREFCNT_dec (av);
390	SvREFCNT_dec (req->sv1);	400	SvREFCNT_dec (req->sv1);
391	}	401	}
392	break;	402	break;
393		403
394	#if DB_VERSION_MINOR >= 3	404	#if DBVER >= 403
395	case REQ_SEQ_GET:	405	case REQ_SEQ_GET:
396	SvREADONLY_off (req->sv1);	406	SvREADONLY_off (req->sv1);
397		407
398	if (sizeof (IV) > 4)	408	if (sizeof (IV) > 4)
399	sv_setiv_mg (req->sv1, (IV)req->seq_t);	409	sv_setiv_mg (req->sv1, (IV)req->seq_t);
…		…
401	sv_setnv_mg (req->sv1, (NV)req->seq_t);	411	sv_setnv_mg (req->sv1, (NV)req->seq_t);
402		412
403	SvREFCNT_dec (req->sv1);	413	SvREFCNT_dec (req->sv1);
404	break;	414	break;
405	#endif	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;
406	}	434	}
407		435
408	errno = req->result;	436	errno = req->result;
409		437
410	if (req->callback)	438	if (req->callback)
…		…
440	free (req->buf3);	468	free (req->buf3);
441		469
442	Safefree (req);	470	Safefree (req);
443	}	471	}
444		472
445	#ifdef USE_SOCKETS_AS_HANDLES
446	# define TO_SOCKET(x) (win32_get_osfhandle (x))
447	#else
448	# define TO_SOCKET(x) (x)
449	#endif
450
451	static void	473	static void
452	create_respipe (void)	474	create_respipe (void)
453	{	475	{
454	#ifdef _WIN32
455	int arg; /* argg */
456	#endif
457	int old_readfd = respipe [0];
458
459	if (respipe [1] >= 0)
460	respipe_close (TO_SOCKET (respipe [1]));
461
462	#ifdef _WIN32
463	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
464	#else
465	if (pipe (respipe))	476	if (s_epipe_renew (&respipe))
466	#endif	477	croak ("BDB: unable to create event pipe");
467	croak ("unable to initialize result pipe");
468
469	if (old_readfd >= 0)
470	{
471	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
472	croak ("unable to initialize result pipe(2)");
473
474	respipe_close (respipe [0]);
475	respipe [0] = old_readfd;
476	}
477
478	#ifdef _WIN32
479	arg = 1;
480	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
481	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
482	#else
483	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
484	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
485	#endif
486	croak ("unable to initialize result pipe(3)");
487
488	respipe_osf [0] = TO_SOCKET (respipe [0]);
489	respipe_osf [1] = TO_SOCKET (respipe [1]);
490	}	478	}
491		479
492	static void bdb_request (bdb_req req);	480	static void bdb_request (bdb_req req);
493	X_THREAD_PROC (bdb_proc);	481	X_THREAD_PROC (bdb_proc);
494		482
…		…
498		486
499	if (!wrk)	487	if (!wrk)
500	croak ("unable to allocate worker thread data");	488	croak ("unable to allocate worker thread data");
501		489
502	X_LOCK (wrklock);	490	X_LOCK (wrklock);
503	if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))	491	if (xthread_create (&wrk->tid, bdb_proc, (void *)wrk))
504	{	492	{
505	wrk->prev = &wrk_first;	493	wrk->prev = &wrk_first;
506	wrk->next = wrk_first.next;	494	wrk->next = wrk_first.next;
507	wrk_first.next->prev = wrk;	495	wrk_first.next->prev = wrk;
508	wrk_first.next = wrk;	496	wrk_first.next = wrk;
…		…
555	PUTBACK;	543	PUTBACK;
556	count = call_sv (prepare_cb, G_ARRAY);	544	count = call_sv (prepare_cb, G_ARRAY);
557	SPAGAIN;	545	SPAGAIN;
558		546
559	if (count != 2)	547	if (count != 2)
560	croak ("prepare callback must return exactly two values\n");	548	croak ("sync prepare callback must return exactly two values\n");
561		549
562	wait_callback = POPs;	550	wait_callback = POPs;
563	req->callback = SvREFCNT_inc (POPs);	551	req->callback = SvREFCNT_inc (POPs);
564	}	552	}
565	else	553	else
…		…
630	end_thread ();	618	end_thread ();
631	}	619	}
632		620
633	static void poll_wait (void)	621	static void poll_wait (void)
634	{	622	{
635	fd_set rfd;
636
637	while (nreqs)	623	while (nreqs)
638	{	624	{
639	int size;	625	int size;
640	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	626	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
641	size = res_queue.size;	627	size = res_queue.size;
…		…
644	if (size)	630	if (size)
645	return;	631	return;
646		632
647	maybe_start_thread ();	633	maybe_start_thread ();
648		634
649	FD_ZERO (&rfd);	635	s_epipe_wait (&respipe);
650	FD_SET (respipe [0], &rfd);
651
652	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
653	}	636	}
654	}	637	}
655		638
656	static int poll_cb (void)	639	static int poll_cb (void)
657	{	640	{
…		…
677	if (req)	660	if (req)
678	{	661	{
679	--npending;	662	--npending;
680		663
681	if (!res_queue.size)	664	if (!res_queue.size)
682	{
683	/* read any signals sent by the worker threads */	665	/* read any signals sent by the worker threads */
684	char buf [4];	666	s_epipe_drain (&respipe);
685	while (respipe_read (respipe [0], buf, 4) == 4)
686	;
687	}
688	}	667	}
689		668
690	X_UNLOCK (reslock);	669	X_UNLOCK (reslock);
691		670
692	if (!req)	671	if (!req)
…		…
772		751
773	case REQ_DB_CLOSE:	752	case REQ_DB_CLOSE:
774	req->result = req->db->close (req->db, req->uint1);	753	req->result = req->db->close (req->db, req->uint1);
775	break;	754	break;
776		755
777	#if DB_VERSION_MINOR >= 4	756	#if DBVER >= 404
778	case REQ_DB_COMPACT:	757	case REQ_DB_COMPACT:
779	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);
780	break;	759	break;
781	#endif	760	#endif
782		761
783	case REQ_DB_SYNC:	762	case REQ_DB_SYNC:
784	req->result = req->db->sync (req->db, req->uint1);	763	req->result = req->db->sync (req->db, req->uint1);
785	break;	764	break;
786		765
		766	case REQ_DB_VERIFY:
		767	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		768	break;
		769
787	case REQ_DB_UPGRADE:	770	case REQ_DB_UPGRADE:
788	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);	771	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
789	break;	772	break;
790		773
791	case REQ_DB_PUT:	774	case REQ_DB_PUT:
792	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);
793	break;	776	break;
794		777
795	#if DB_VERSION_MINOR >= 6	778	#if DBVER >= 406
796	case REQ_DB_EXISTS:	779	case REQ_DB_EXISTS:
797	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);
798	break;	781	break;
799	#endif	782	#endif
800	case REQ_DB_GET:	783	case REQ_DB_GET:
…		…
858		841
859	case REQ_C_DEL:	842	case REQ_C_DEL:
860	req->result = req->dbc->c_del (req->dbc, req->uint1);	843	req->result = req->dbc->c_del (req->dbc, req->uint1);
861	break;	844	break;
862		845
863	#if DB_VERSION_MINOR >= 3	846	#if DBVER >= 403
864	case REQ_SEQ_OPEN:	847	case REQ_SEQ_OPEN:
865	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);
866	break;	849	break;
867		850
868	case REQ_SEQ_CLOSE:	851	case REQ_SEQ_CLOSE:
…		…
875		858
876	case REQ_SEQ_REMOVE:	859	case REQ_SEQ_REMOVE:
877	req->result = req->seq->remove (req->seq, req->txn, req->uint1);	860	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
878	break;	861	break;
879	#endif	862	#endif
		863
		864	case REQ_ENV_LSN_RESET:
		865	req->result = req->env->lsn_reset (req->env, req->buf1, req->uint1);
		866	break;
		867
		868	case REQ_ENV_LOG_ARCHIVE:
		869	{
		870	char *listp = 0; / DB_ARCH_REMOVE does not touch listp, contrary to docs */
		871	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		872	req->buf1 = (char *)listp;
		873	}
		874	break;
880		875
881	default:	876	default:
882	req->result = ENOSYS;	877	req->result = ENOSYS;
883	break;	878	break;
884	}	879	}
…		…
896	/* try to distribute timeouts somewhat evenly */	891	/* try to distribute timeouts somewhat evenly */
897	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	892	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
898		893
899	for (;;)	894	for (;;)
900	{	895	{
901	ts.tv_sec = time (0) + IDLE_TIMEOUT;	896	ts.tv_sec = time (0) + IDLE_TIMEOUT;
902		897
903	X_LOCK (reqlock);	898	X_LOCK (reqlock);
904		899
905	for (;;)	900	for (;;)
906	{	901	{
…		…
951	X_LOCK (reslock);	946	X_LOCK (reslock);
952		947
953	++npending;	948	++npending;
954		949
955	if (!reqq_push (&res_queue, req))	950	if (!reqq_push (&res_queue, req))
956	/* write a dummy byte to the pipe so fh becomes ready */	951	s_epipe_signal (&respipe);
957	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
958		952
959	self->req = 0;	953	self->req = 0;
960	worker_clear (self);	954	worker_clear (self);
961		955
962	X_UNLOCK (reslock);	956	X_UNLOCK (reslock);
…		…
1024	next_pri = DEFAULT_PRI + PRI_BIAS; \	1018	next_pri = DEFAULT_PRI + PRI_BIAS; \
1025	\	1019	\
1026	if (callback && SvOK (callback)) \	1020	if (callback && SvOK (callback)) \
1027	croak ("callback has illegal type or extra arguments"); \	1021	croak ("callback has illegal type or extra arguments"); \
1028	\	1022	\
1029	Newz (0, req, 1, bdb_cb); \	1023	Newz (0, req, 1, bdb_cb); \
1030	if (!req) \	1024	if (!req) \
1031	croak ("out of memory during bdb_req allocation"); \	1025	croak ("out of memory during bdb_req allocation"); \
1032	\	1026	\
1033	req->callback = SvREFCNT_inc (cb); \	1027	req->callback = SvREFCNT_inc (cb); \
1034	req->type = (reqtype); \	1028	req->type = (reqtype); \
1035	req->pri = req_pri; \	1029	req->pri = req_pri; \
1036	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \	1030	if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
1037	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \	1031	if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
1038	(void)0;	1032	(void)0;
1039		1033
1040	#define REQ_SEND \	1034	#define REQ_SEND \
1041	req_send (req)	1035	req_send (req)
1042		1036
1043	#define SvPTR(var, arg, type, class, nullok) \	1037	#define SvPTR(var, arg, type, stash, class, nullok) \
1044	if (!SvOK (arg)) \	1038	if (!SvOK (arg)) \
1045	{ \	1039	{ \
1046	if (nullok != 1) \	1040	if (nullok != 1) \
1047	croak (# var " must be a " # class " object, not undef"); \	1041	croak (# var " must be a " # class " object, not undef"); \
1048	\	1042	\
1049	(var) = 0; \	1043	(var) = 0; \
1050	} \	1044	} \
1051	else if (sv_derived_from ((arg), # class)) \	1045	else if (SvSTASH (SvRV (arg)) == stash \|\| sv_derived_from ((arg), # class)) \
1052	{ \	1046	{ \
1053	IV tmp = SvIV ((SV*) SvRV (arg)); \	1047	IV tmp = SvIV ((SV*) SvRV (arg)); \
1054	(var) = INT2PTR (type, tmp); \	1048	(var) = INT2PTR (type, tmp); \
1055	if (!var && nullok != 2) \	1049	if (!var && nullok != 2) \
1056	croak (# var " is not a valid " # class " object anymore"); \	1050	croak (# var " is not a valid " # class " object anymore"); \
1057	} \	1051	} \
1058	else \	1052	else \
1059	croak (# var " is not of type " # class);	1053	croak (# var " is not of type " # class);
		1054
		1055	#define ARG_MUTABLE(name) \
		1056	if (SvREADONLY (name)) \
		1057	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
		1058
		1059	static SV *
		1060	newSVptr (void ptr, HV stash)
		1061	{
		1062	SV *rv = NEWSV (0, 0);
		1063	sv_upgrade (rv, SVt_PVMG);
		1064	sv_setiv (rv, PTR2IV (ptr));
		1065
		1066	return sv_bless (newRV_noinc (rv), stash);
		1067	}
1060		1068
1061	static void	1069	static void
1062	ptr_nuke (SV *sv)	1070	ptr_nuke (SV *sv)
1063	{	1071	{
1064	assert (SvROK (sv));	1072	assert (SvROK (sv));
…		…
1135	}	1143	}
1136		1144
1137	return 0;	1145	return 0;
1138	}	1146	}
1139		1147
		1148	/*****************************************************************************/
		1149
		1150	#if 0
		1151	static int
		1152	bt_pfxc_compare (DB db, const DBT dbt1, const DBT *dbt2)
		1153	{
		1154	ssize_t size1 = dbt1->size;
		1155	ssize_t size2 = dbt2->size;
		1156	int res = memcmp ((void )dbt1->data, (void )dbt2->data,
		1157	size1 <= size2 ? size1 : size2);
		1158
		1159	if (res)
		1160	return res;
		1161	else if (size1 - size2)
		1162	return size1 - size2;
		1163	else
		1164	return 0;
		1165	}
		1166
		1167	static size_t
		1168	bt_pfxc_prefix_x (DB db, const DBT dbt1, const DBT *dbt2)
		1169	{
		1170	ssize_t size1 = dbt1->size;
		1171	ssize_t size2 = dbt2->size;
		1172	u_int8_t p1 = (u_int8_t )dbt1->data;
		1173	u_int8_t p2 = (u_int8_t )dbt2->data;
		1174	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1175
		1176	while (p1 < pe)
		1177	if (p1++ != p2++)
		1178	return p1 - (u_int8_t *)dbt1->data - 1;
		1179
		1180	if (size1 < size2) return size1 + 1;
		1181	if (size1 > size2) return size2 + 1;
		1182
		1183	return size1;
		1184	}
		1185	#endif
		1186
		1187	/*****************************************************************************/
		1188
1140	/* stupid windoes defined CALLBACK as well */	1189	/* stupid windows defines CALLBACK as well */
1141	#undef CALLBACK	1190	#undef CALLBACK
1142	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));	1191	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1143		1192
1144	MODULE = BDB PACKAGE = BDB	1193	MODULE = BDB PACKAGE = BDB
1145		1194
1146	PROTOTYPES: ENABLE	1195	PROTOTYPES: ENABLE
1147		1196
1148	BOOT:	1197	BOOT:
1149	{	1198	{
1150	HV *stash = gv_stashpv ("BDB", 1);
1151
1152	static const struct {	1199	static const struct {
1153	const char *name;	1200	const char *name;
1154	IV iv;	1201	IV iv;
1155	} *civ, const_iv[] = {	1202	} *civ, const_iv[] = {
1156	#define const_iv(name) { # name, (IV)DB_ ## name },	1203	#define const_iv(name) { # name, (IV)DB_ ## name },
		1204	#if DBVER <= 408
1157	const_iv (RPCCLIENT)	1205	const_iv (RPCCLIENT)
		1206	#endif
1158	const_iv (INIT_CDB)	1207	const_iv (INIT_CDB)
1159	const_iv (INIT_LOCK)	1208	const_iv (INIT_LOCK)
1160	const_iv (INIT_LOG)	1209	const_iv (INIT_LOG)
1161	const_iv (INIT_MPOOL)	1210	const_iv (INIT_MPOOL)
1162	const_iv (INIT_REP)	1211	const_iv (INIT_REP)
…		…
1185	const_iv (TXN_NOT_DURABLE)	1234	const_iv (TXN_NOT_DURABLE)
1186	const_iv (TXN_WRITE_NOSYNC)	1235	const_iv (TXN_WRITE_NOSYNC)
1187	const_iv (WRITECURSOR)	1236	const_iv (WRITECURSOR)
1188	const_iv (YIELDCPU)	1237	const_iv (YIELDCPU)
1189	const_iv (ENCRYPT_AES)	1238	const_iv (ENCRYPT_AES)
		1239	#if DBVER < 408
1190	const_iv (XA_CREATE)	1240	const_iv (XA_CREATE)
		1241	#endif
1191	const_iv (BTREE)	1242	const_iv (BTREE)
1192	const_iv (HASH)	1243	const_iv (HASH)
1193	const_iv (QUEUE)	1244	const_iv (QUEUE)
1194	const_iv (RECNO)	1245	const_iv (RECNO)
1195	const_iv (UNKNOWN)	1246	const_iv (UNKNOWN)
…		…
1198	const_iv (NOSYNC)	1249	const_iv (NOSYNC)
1199	const_iv (CHKSUM)	1250	const_iv (CHKSUM)
1200	const_iv (ENCRYPT)	1251	const_iv (ENCRYPT)
1201	const_iv (DUP)	1252	const_iv (DUP)
1202	const_iv (DUPSORT)	1253	const_iv (DUPSORT)
1203	const_iv (RECNUM)	1254	//const_iv (RECNUM)
1204	const_iv (RENUMBER)	1255	const_iv (RENUMBER)
1205	const_iv (REVSPLITOFF)	1256	const_iv (REVSPLITOFF)
1206	const_iv (CONSUME)	1257	const_iv (CONSUME)
1207	const_iv (CONSUME_WAIT)	1258	const_iv (CONSUME_WAIT)
1208	const_iv (GET_BOTH)	1259	const_iv (GET_BOTH)
…		…
1259	const_iv (LOCK_OLDEST)	1310	const_iv (LOCK_OLDEST)
1260	const_iv (LOCK_RANDOM)	1311	const_iv (LOCK_RANDOM)
1261	const_iv (LOCK_YOUNGEST)	1312	const_iv (LOCK_YOUNGEST)
1262		1313
1263	const_iv (DONOTINDEX)	1314	const_iv (DONOTINDEX)
1264	const_iv (KEYEMPTY )	1315	const_iv (KEYEMPTY)
1265	const_iv (KEYEXIST )	1316	const_iv (KEYEXIST)
1266	const_iv (LOCK_DEADLOCK)	1317	const_iv (LOCK_DEADLOCK)
1267	const_iv (LOCK_NOTGRANTED)	1318	const_iv (LOCK_NOTGRANTED)
1268	const_iv (NOSERVER)	1319	const_iv (NOSERVER)
		1320	#if DBVER < 502
1269	const_iv (NOSERVER_HOME)	1321	const_iv (NOSERVER_HOME)
1270	const_iv (NOSERVER_ID)	1322	const_iv (NOSERVER_ID)
		1323	#endif
1271	const_iv (NOTFOUND)	1324	const_iv (NOTFOUND)
1272	const_iv (PAGE_NOTFOUND)	1325	const_iv (PAGE_NOTFOUND)
1273	const_iv (REP_DUPMASTER)	1326	const_iv (REP_DUPMASTER)
1274	const_iv (REP_HANDLE_DEAD)	1327	const_iv (REP_HANDLE_DEAD)
1275	const_iv (REP_HOLDELECTION)	1328	const_iv (REP_HOLDELECTION)
…		…
1280	const_iv (REP_UNAVAIL)	1333	const_iv (REP_UNAVAIL)
1281	const_iv (RUNRECOVERY)	1334	const_iv (RUNRECOVERY)
1282	const_iv (SECONDARY_BAD)	1335	const_iv (SECONDARY_BAD)
1283	const_iv (VERIFY_BAD)	1336	const_iv (VERIFY_BAD)
1284		1337
		1338	const_iv (SALVAGE)
		1339	const_iv (AGGRESSIVE)
		1340	const_iv (PRINTABLE)
		1341	const_iv (NOORDERCHK)
		1342	const_iv (ORDERCHKONLY)
		1343
		1344	const_iv (ARCH_ABS)
		1345	const_iv (ARCH_DATA)
		1346	const_iv (ARCH_LOG)
		1347	const_iv (ARCH_REMOVE)
		1348
1285	const_iv (VERB_DEADLOCK)	1349	const_iv (VERB_DEADLOCK)
1286	const_iv (VERB_RECOVERY)	1350	const_iv (VERB_RECOVERY)
1287	const_iv (VERB_REPLICATION)	1351	const_iv (VERB_REPLICATION)
1288	const_iv (VERB_WAITSFOR)	1352	const_iv (VERB_WAITSFOR)
1289		1353
1290	const_iv (VERSION_MAJOR)	1354	const_iv (VERSION_MAJOR)
1291	const_iv (VERSION_MINOR)	1355	const_iv (VERSION_MINOR)
1292	const_iv (VERSION_PATCH)	1356	const_iv (VERSION_PATCH)
1293	#if DB_VERSION_MINOR >= 3	1357	const_iv (LOGVERSION)
		1358	const_iv (LOGOLDVER)
		1359	#if DBVER >= 403
1294	const_iv (INORDER)	1360	const_iv (INORDER)
1295	const_iv (LOCK_MAXWRITE)	1361	const_iv (LOCK_MAXWRITE)
1296	const_iv (SEQ_DEC)	1362	const_iv (SEQ_DEC)
1297	const_iv (SEQ_INC)	1363	const_iv (SEQ_INC)
1298	const_iv (SEQ_WRAP)	1364	const_iv (SEQ_WRAP)
1299	const_iv (BUFFER_SMALL)	1365	const_iv (BUFFER_SMALL)
1300	const_iv (LOG_BUFFER_FULL)	1366	const_iv (LOG_BUFFER_FULL)
1301	const_iv (VERSION_MISMATCH)	1367	const_iv (VERSION_MISMATCH)
1302	#endif	1368	#endif
1303	#if DB_VERSION_MINOR >= 4	1369	#if DBVER >= 404
1304	const_iv (REGISTER)	1370	const_iv (REGISTER)
1305	const_iv (DSYNC_DB)	1371	const_iv (DSYNC_DB)
1306	const_iv (READ_COMMITTED)	1372	const_iv (READ_COMMITTED)
1307	const_iv (READ_UNCOMMITTED)	1373	const_iv (READ_UNCOMMITTED)
1308	const_iv (REP_IGNORE)	1374	const_iv (REP_IGNORE)
…		…
1310	const_iv (REP_JOIN_FAILURE)	1376	const_iv (REP_JOIN_FAILURE)
1311	const_iv (FREE_SPACE)	1377	const_iv (FREE_SPACE)
1312	const_iv (FREELIST_ONLY)	1378	const_iv (FREELIST_ONLY)
1313	const_iv (VERB_REGISTER)	1379	const_iv (VERB_REGISTER)
1314	#endif	1380	#endif
1315	#if DB_VERSION_MINOR >= 5	1381	#if DBVER >= 405
1316	const_iv (MULTIVERSION)	1382	const_iv (MULTIVERSION)
1317	const_iv (TXN_SNAPSHOT)	1383	const_iv (TXN_SNAPSHOT)
1318	#endif	1384	#endif
1319	#if DB_VERSION_MINOR >= 6	1385	#if DBVER >= 406
1320	const_iv (PREV_DUP)	1386	const_iv (PREV_DUP)
1321	const_iv (PRIORITY_UNCHANGED)	1387	const_iv (PRIORITY_UNCHANGED)
1322	const_iv (PRIORITY_VERY_LOW)	1388	const_iv (PRIORITY_VERY_LOW)
1323	const_iv (PRIORITY_LOW)	1389	const_iv (PRIORITY_LOW)
1324	const_iv (PRIORITY_DEFAULT)	1390	const_iv (PRIORITY_DEFAULT)
1325	const_iv (PRIORITY_HIGH)	1391	const_iv (PRIORITY_HIGH)
1326	const_iv (PRIORITY_VERY_HIGH)	1392	const_iv (PRIORITY_VERY_HIGH)
		1393	const_iv (IGNORE_LEASE)
1327	#endif	1394	#endif
1328	#if DB_VERSION_MINOR >= 7	1395	#if DBVER >= 407
		1396	//const_iv (MULTIPLE_KEY)
1329	const_iv (LOG_DIRECT)	1397	const_iv (LOG_DIRECT)
1330	const_iv (LOG_DSYNC)	1398	const_iv (LOG_DSYNC)
1331	const_iv (LOG_AUTO_REMOVE)	1399	const_iv (LOG_AUTO_REMOVE)
1332	const_iv (LOG_IN_MEMORY)	1400	const_iv (LOG_IN_MEMORY)
1333	const_iv (LOG_ZERO)	1401	const_iv (LOG_ZERO)
1334	#else	1402	#else
1335	const_iv (DIRECT_LOG)	1403	const_iv (DIRECT_LOG)
1336	const_iv (LOG_AUTOREMOVE)	1404	const_iv (LOG_AUTOREMOVE)
1337	# if DB_VERSION_MINOR >= 3	1405	# if DBVER >= 403
1338	const_iv (DSYNC_LOG)	1406	const_iv (DSYNC_LOG)
1339	const_iv (LOG_INMEMORY)	1407	const_iv (LOG_INMEMORY)
1340	# endif	1408	# endif
		1409	#if DBVER >= 408
		1410	const_iv (LOGVERSION_LATCHING)
		1411	#endif
1341	#endif	1412	#endif
1342	};	1413	};
1343		1414
		1415	bdb_stash = gv_stashpv ("BDB" , 1);
		1416	bdb_env_stash = gv_stashpv ("BDB::Env" , 1);
		1417	bdb_txn_stash = gv_stashpv ("BDB::Txn" , 1);
		1418	bdb_cursor_stash = gv_stashpv ("BDB::Cursor" , 1);
		1419	bdb_db_stash = gv_stashpv ("BDB::Db" , 1);
		1420	bdb_sequence_stash = gv_stashpv ("BDB::Sequence", 1);
		1421
1344	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1422	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1345	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1423	newCONSTSUB (bdb_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1346		1424
1347	prepare_cb = &PL_sv_undef;	1425	prepare_cb = &PL_sv_undef;
1348		1426
1349	{	1427	{
1350	/* we currently only allow version, minor-version and patchlevel to go up to 255 */	1428	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
1351	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };	1429	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1352		1430
1353	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));	1431	newCONSTSUB (bdb_stash, "VERSION_v", newSVpvn (vstring, 3));
1354	}	1432	}
1355		1433
1356	newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));	1434	newCONSTSUB (bdb_stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1357		1435
1358	create_respipe ();	1436	create_respipe ();
1359		1437
1360	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);	1438	X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1361	patch_errno ();	1439	patch_errno ();
…		…
1439		1517
1440	int	1518	int
1441	poll_fileno ()	1519	poll_fileno ()
1442	PROTOTYPE:	1520	PROTOTYPE:
1443	CODE:	1521	CODE:
1444	RETVAL = respipe [0];	1522	RETVAL = s_epipe_fd (&respipe);
1445	OUTPUT:	1523	OUTPUT:
1446	RETVAL	1524	RETVAL
1447		1525
1448	int	1526	int
1449	poll_cb (...)	1527	poll_cb (...)
…		…
1550	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)	1628	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
1551	PREINIT:	1629	PREINIT:
1552	CALLBACK	1630	CALLBACK
1553	CODE:	1631	CODE:
1554	{	1632	{
1555	dREQ (REQ_ENV_CLOSE, 1);	1633	dREQ (REQ_ENV_CLOSE, 0);
		1634	ptr_nuke (ST (0));
1556	req->env = env;	1635	req->env = env;
1557	req->uint1 = flags;	1636	req->uint1 = flags;
1558	REQ_SEND;	1637	REQ_SEND;
1559	ptr_nuke (ST (0));
1560	}	1638	}
1561		1639
1562	void	1640	void
1563	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)	1641	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
1564	PREINIT:	1642	PREINIT:
…		…
1633	dREQ (REQ_ENV_DBRENAME, 2);	1711	dREQ (REQ_ENV_DBRENAME, 2);
1634	req->env = env;	1712	req->env = env;
1635	req->buf1 = strdup_ornull (file);	1713	req->buf1 = strdup_ornull (file);
1636	req->buf2 = strdup_ornull (database);	1714	req->buf2 = strdup_ornull (database);
1637	req->buf3 = strdup_ornull (newname);	1715	req->buf3 = strdup_ornull (newname);
		1716	req->uint1 = flags;
		1717	REQ_SEND;
		1718	}
		1719
		1720	void
		1721	db_env_lsn_reset (DB_ENV env, bdb_filename db, U32 flags = 0, SV callback = 0)
		1722	PREINIT:
		1723	CALLBACK
		1724	CODE:
		1725	{
		1726	dREQ (REQ_ENV_LSN_RESET, 1);
		1727	req->env = env;
		1728	req->uint1 = flags;
		1729	req->buf1 = strdup_ornull (db);
		1730	REQ_SEND;
		1731	}
		1732
		1733	void
		1734	db_env_log_archive (DB_ENV env, SV_mutable listp, U32 flags = 0, SV *callback = 0)
		1735	PREINIT:
		1736	CALLBACK
		1737	CODE:
		1738	{
		1739	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1740	req->sv1 = SvREFCNT_inc (listp);
		1741	req->env = env;
1638	req->uint1 = flags;	1742	req->uint1 = flags;
1639	REQ_SEND;	1743	REQ_SEND;
1640	}	1744	}
1641		1745
1642	DB *	1746	DB *
…		…
1674	db_close (DB db, U32 flags = 0, SV callback = 0)	1778	db_close (DB db, U32 flags = 0, SV callback = 0)
1675	PREINIT:	1779	PREINIT:
1676	CALLBACK	1780	CALLBACK
1677	CODE:	1781	CODE:
1678	{	1782	{
1679	dREQ (REQ_DB_CLOSE, 1);	1783	dREQ (REQ_DB_CLOSE, 0);
		1784	ptr_nuke (ST (0));
1680	req->db = db;	1785	req->db = db;
1681	req->uint1 = flags;	1786	req->uint1 = flags;
1682	req->sv1 = (SV *)db->app_private;	1787	req->sv1 = (SV *)db->app_private;
1683	REQ_SEND;	1788	REQ_SEND;
1684	ptr_nuke (ST (0));
1685	}	1789	}
1686		1790
1687	#if DB_VERSION_MINOR >= 4	1791	#if DBVER >= 404
1688		1792
1689	void	1793	void
1690	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)	1794	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)
1691	PREINIT:	1795	PREINIT:
1692	CALLBACK	1796	CALLBACK
1693	CODE:	1797	CODE:
1694	{	1798	{
1695	dREQ (REQ_DB_COMPACT, 2);	1799	dREQ (REQ_DB_COMPACT, 2);
1696	req->db = db;	1800	req->db = db;
1697	req->txn = txn;	1801	req->txn = txn;
1698	sv_to_dbt (&req->dbt1, start);	1802	if (start) sv_to_dbt (&req->dbt1, start);
1699	sv_to_dbt (&req->dbt2, stop);	1803	if (stop ) sv_to_dbt (&req->dbt2, stop );
1700	req->uint1 = flags;	1804	req->uint1 = flags;
1701	REQ_SEND;	1805	REQ_SEND;
1702	}	1806	}
1703		1807
1704	#endif	1808	#endif
…		…
1714	req->uint1 = flags;	1818	req->uint1 = flags;
1715	REQ_SEND;	1819	REQ_SEND;
1716	}	1820	}
1717		1821
1718	void	1822	void
		1823	db_verify (DB db, bdb_filename file, bdb_filename database = 0, SV dummy = 0, U32 flags = 0, SV *callback = 0)
		1824	PREINIT:
		1825	CALLBACK
		1826	CODE:
		1827	{
		1828	dREQ (REQ_DB_VERIFY, 1);
		1829	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1830	req->db = db;
		1831	req->buf1 = strdup (file);
		1832	req->buf2 = strdup_ornull (database);
		1833	req->uint1 = flags;
		1834	REQ_SEND;
		1835	}
		1836
		1837	void
1719	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)	1838	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
1720	PREINIT:	1839	PREINIT:
1721	CALLBACK	1840	CALLBACK
1722	CODE:	1841	CODE:
1723	{	1842	{
1724	dREQ (REQ_DB_SYNC, 1);	1843	dREQ (REQ_DB_UPGRADE, 1);
1725	req->db = db;	1844	req->db = db;
1726	req->buf1 = strdup (file);	1845	req->buf1 = strdup (file);
1727	req->uint1 = flags;	1846	req->uint1 = flags;
1728	REQ_SEND;	1847	REQ_SEND;
1729	}	1848	}
1730		1849
1731	void	1850	void
1732	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = 0)	1851	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV_mutable key_range, U32 flags = 0, SV *callback = 0)
1733	PREINIT:	1852	PREINIT:
1734	CALLBACK	1853	CALLBACK
1735	CODE:	1854	CODE:
1736	{	1855	{
1737	dREQ (REQ_DB_KEY_RANGE, 2);	1856	dREQ (REQ_DB_KEY_RANGE, 2);
…		…
1756	sv_to_dbt (&req->dbt2, data);	1875	sv_to_dbt (&req->dbt2, data);
1757	req->uint1 = flags;	1876	req->uint1 = flags;
1758	REQ_SEND;	1877	REQ_SEND;
1759	}	1878	}
1760		1879
1761	#if DB_VERSION_MINOR >= 6	1880	#if DBVER >= 406
1762		1881
1763	void	1882	void
1764	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)	1883	db_exists (DB db, DB_TXN_ornull txn, SV key, U32 flags = 0, SV callback = 0)
1765	PREINIT:	1884	PREINIT:
1766	CALLBACK	1885	CALLBACK
…		…
1775	}	1894	}
1776		1895
1777	#endif	1896	#endif
1778		1897
1779	void	1898	void
1780	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)	1899	db_get (DB db, DB_TXN_ornull txn, SV key, SV_mutable data, U32 flags = 0, SV *callback = 0)
1781	PREINIT:	1900	PREINIT:
1782	CALLBACK	1901	CALLBACK
1783	CODE:	1902	CODE:
1784	if (SvREADONLY (data))
1785	croak ("can't modify read-only data scalar in db_get");
1786	{	1903	{
		1904	//TODO: key is somtimesmutable
1787	dREQ (REQ_DB_GET, 2);	1905	dREQ (REQ_DB_GET, 2);
1788	req->db = db;	1906	req->db = db;
1789	req->txn = txn;	1907	req->txn = txn;
1790	req->uint1 = flags;	1908	req->uint1 = flags;
1791	sv_to_dbt (&req->dbt1, key);	1909	sv_to_dbt (&req->dbt1, key);
…		…
1793	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1911	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1794	REQ_SEND;	1912	REQ_SEND;
1795	}	1913	}
1796		1914
1797	void	1915	void
1798	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = 0)	1916	db_pget (DB db, DB_TXN_ornull txn, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV callback = 0)
1799	PREINIT:	1917	PREINIT:
1800	CALLBACK	1918	CALLBACK
1801	CODE:	1919	CODE:
1802	if (SvREADONLY (data))
1803	croak ("can't modify read-only data scalar in db_pget");
1804	{	1920	{
		1921	//TODO: key is somtimesmutable
1805	dREQ (REQ_DB_PGET, 2);	1922	dREQ (REQ_DB_PGET, 2);
1806	req->db = db;	1923	req->db = db;
1807	req->txn = txn;	1924	req->txn = txn;
1808	req->uint1 = flags;	1925	req->uint1 = flags;
		1926
1809	sv_to_dbt (&req->dbt1, key);	1927	sv_to_dbt (&req->dbt1, key);
1810	sv_to_dbt (&req->dbt2, pkey);	1928
		1929	req->dbt2.flags = DB_DBT_MALLOC;
		1930	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1931
1811	req->dbt3.flags = DB_DBT_MALLOC;	1932	req->dbt3.flags = DB_DBT_MALLOC;
1812	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1933	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1813	REQ_SEND;	1934	REQ_SEND;
1814	}	1935	}
1815		1936
…		…
1831	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)	1952	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
1832	PREINIT:	1953	PREINIT:
1833	CALLBACK	1954	CALLBACK
1834	CODE:	1955	CODE:
1835	{	1956	{
1836	dREQ (REQ_TXN_COMMIT, 1);	1957	dREQ (REQ_TXN_COMMIT, 0);
		1958	ptr_nuke (ST (0));
1837	req->txn = txn;	1959	req->txn = txn;
1838	req->uint1 = flags;	1960	req->uint1 = flags;
1839	REQ_SEND;	1961	REQ_SEND;
		1962	}
		1963
		1964	void
		1965	db_txn_abort (DB_TXN txn, SV callback = 0)
		1966	PREINIT:
		1967	CALLBACK
		1968	CODE:
		1969	{
		1970	dREQ (REQ_TXN_ABORT, 0);
1840	ptr_nuke (ST (0));	1971	ptr_nuke (ST (0));
1841	}
1842
1843	void
1844	db_txn_abort (DB_TXN txn, SV callback = 0)
1845	PREINIT:
1846	CALLBACK
1847	CODE:
1848	{
1849	dREQ (REQ_TXN_ABORT, 1);
1850	req->txn = txn;	1972	req->txn = txn;
1851	REQ_SEND;	1973	REQ_SEND;
		1974	}
		1975
		1976	void
		1977	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1978	PREINIT:
		1979	CALLBACK
		1980	CODE:
		1981	{
		1982	dREQ (REQ_TXN_FINISH, 0);
1852	ptr_nuke (ST (0));	1983	ptr_nuke (ST (0));
1853	}
1854
1855	void
1856	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
1857	PREINIT:
1858	CALLBACK
1859	CODE:
1860	{
1861	dREQ (REQ_TXN_FINISH, 1);
1862	req->txn = txn;	1984	req->txn = txn;
1863	req->uint1 = flags;	1985	req->uint1 = flags;
1864	REQ_SEND;	1986	REQ_SEND;
		1987	}
		1988
		1989	void
		1990	db_c_close (DBC dbc, SV callback = 0)
		1991	PREINIT:
		1992	CALLBACK
		1993	CODE:
		1994	{
		1995	dREQ (REQ_C_CLOSE, 0);
1865	ptr_nuke (ST (0));	1996	ptr_nuke (ST (0));
1866	}
1867
1868	void
1869	db_c_close (DBC dbc, SV callback = 0)
1870	PREINIT:
1871	CALLBACK
1872	CODE:
1873	{
1874	dREQ (REQ_C_CLOSE, 1);
1875	req->dbc = dbc;	1997	req->dbc = dbc;
1876	REQ_SEND;	1998	REQ_SEND;
1877	ptr_nuke (ST (0));
1878	}	1999	}
1879		2000
1880	void	2001	void
1881	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)	2002	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
1882	PREINIT:	2003	PREINIT:
…		…
1902	req->uint1 = flags;	2023	req->uint1 = flags;
1903	REQ_SEND;	2024	REQ_SEND;
1904	}	2025	}
1905		2026
1906	void	2027	void
1907	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)	2028	db_c_get (DBC dbc, SV key, SV_mutable data, U32 flags = 0, SV callback = 0)
1908	PREINIT:	2029	PREINIT:
1909	CALLBACK	2030	CALLBACK
1910	CODE:	2031	CODE:
1911	{	2032	{
		2033	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2034	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2035	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2036	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2037	"key",
		2038	"BDB::db_c_get");
		2039
		2040	{
1912	dREQ (REQ_C_GET, 1);	2041	dREQ (REQ_C_GET, 1);
1913	req->dbc = dbc;	2042	req->dbc = dbc;
1914	req->uint1 = flags;	2043	req->uint1 = flags;
1915	if ((flags & DB_SET) == DB_SET	2044	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
1916	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1917	sv_to_dbt (&req->dbt1, key);	2045	sv_to_dbt (&req->dbt1, key);
1918	else	2046	else
		2047	{
		2048	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2049	sv_to_dbt (&req->dbt1, key);
		2050	else
1919	req->dbt1.flags = DB_DBT_MALLOC;	2051	req->dbt1.flags = DB_DBT_MALLOC;
1920		2052
1921	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2053	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2054	}
1922		2055
1923	if ((flags & DB_GET_BOTH) == DB_GET_BOTH	2056	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
1924	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)	2057	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
1925	sv_to_dbt (&req->dbt3, data);	2058	sv_to_dbt (&req->dbt3, data);
1926	else	2059	else
1927	req->dbt3.flags = DB_DBT_MALLOC;	2060	req->dbt3.flags = DB_DBT_MALLOC;
1928		2061
1929	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	2062	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1930	REQ_SEND;	2063	REQ_SEND;
		2064	}
1931	}	2065	}
1932		2066
1933	void	2067	void
1934	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = 0)	2068	db_c_pget (DBC dbc, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV *callback = 0)
1935	PREINIT:	2069	PREINIT:
1936	CALLBACK	2070	CALLBACK
1937	CODE:	2071	CODE:
1938	{	2072	{
		2073	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2074	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2075	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2076	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2077	"key",
		2078	"BDB::db_c_pget");
		2079
		2080	{
1939	dREQ (REQ_C_PGET, 1);	2081	dREQ (REQ_C_PGET, 1);
1940	req->dbc = dbc;	2082	req->dbc = dbc;
1941	req->uint1 = flags;	2083	req->uint1 = flags;
1942	if ((flags & DB_SET) == DB_SET	2084	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
1943	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1944	sv_to_dbt (&req->dbt1, key);	2085	sv_to_dbt (&req->dbt1, key);
1945	else	2086	else
		2087	{
		2088	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2089	sv_to_dbt (&req->dbt1, key);
		2090	else
		2091	req->dbt1.flags = DB_DBT_MALLOC;
		2092
		2093	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2094	}
		2095
1946	req->dbt1.flags = DB_DBT_MALLOC;	2096	req->dbt2.flags = DB_DBT_MALLOC;
1947
1948	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1949
1950	req->dbt2.flags = DB_DBT_MALLOC;
1951	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);	2097	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1952		2098
1953	if ((flags & DB_GET_BOTH) == DB_GET_BOTH	2099	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
1954	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)	2100	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
1955	sv_to_dbt (&req->dbt3, data);	2101	sv_to_dbt (&req->dbt3, data);
1956	else	2102	else
1957	req->dbt3.flags = DB_DBT_MALLOC;	2103	req->dbt3.flags = DB_DBT_MALLOC;
1958		2104
1959	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	2105	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1960	REQ_SEND;	2106	REQ_SEND;
		2107	}
1961	}	2108	}
1962		2109
1963	void	2110	void
1964	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)	2111	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
1965	PREINIT:	2112	PREINIT:
…		…
1971	req->uint1 = flags;	2118	req->uint1 = flags;
1972	REQ_SEND;	2119	REQ_SEND;
1973	}	2120	}
1974		2121
1975		2122
1976	#if DB_VERSION_MINOR >= 3	2123	#if DBVER >= 403
1977		2124
1978	void	2125	void
1979	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)	2126	db_sequence_open (DB_SEQUENCE seq, DB_TXN_ornull txnid, SV key, U32 flags = 0, SV callback = 0)
1980	PREINIT:	2127	PREINIT:
1981	CALLBACK	2128	CALLBACK
…		…
1993	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)	2140	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
1994	PREINIT:	2141	PREINIT:
1995	CALLBACK	2142	CALLBACK
1996	CODE:	2143	CODE:
1997	{	2144	{
1998	dREQ (REQ_SEQ_CLOSE, 1);	2145	dREQ (REQ_SEQ_CLOSE, 0);
		2146	ptr_nuke (ST (0));
1999	req->seq = seq;	2147	req->seq = seq;
2000	req->uint1 = flags;	2148	req->uint1 = flags;
2001	REQ_SEND;	2149	REQ_SEND;
2002	ptr_nuke (ST (0));
2003	}	2150	}
2004		2151
2005	void	2152	void
2006	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)	2153	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV_mutable seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
2007	PREINIT:	2154	PREINIT:
2008	CALLBACK	2155	CALLBACK
2009	CODE:	2156	CODE:
2010	{	2157	{
2011	dREQ (REQ_SEQ_GET, 2);	2158	dREQ (REQ_SEQ_GET, 2);
…		…
2075	CODE:	2222	CODE:
2076	RETVAL = env->set_flags (env, flags, onoff);	2223	RETVAL = env->set_flags (env, flags, onoff);
2077	OUTPUT:	2224	OUTPUT:
2078	RETVAL	2225	RETVAL
2079		2226
2080	#if DB_VERSION_MINOR >= 7	2227	#if DBVER >= 407
2081		2228
2082	int set_intermediate_dir_mode (DB_ENV env, const char mode)	2229	int set_intermediate_dir_mode (DB_ENV env, const char mode)
2083	CODE:	2230	CODE:
2084	RETVAL = env->set_intermediate_dir_mode (env, mode);	2231	RETVAL = env->set_intermediate_dir_mode (env, mode);
2085	OUTPUT:	2232	OUTPUT:
…		…
2172	CODE:	2319	CODE:
2173	RETVAL = env->set_lg_max (env, max);	2320	RETVAL = env->set_lg_max (env, max);
2174	OUTPUT:	2321	OUTPUT:
2175	RETVAL	2322	RETVAL
2176		2323
2177	#if DB_VERSION_MINOR >= 4	2324	#if DBVER >= 404
2178		2325
2179	int mutex_set_max (DB_ENV *env, U32 max)	2326	int mutex_set_max (DB_ENV *env, U32 max)
2180	CODE:	2327	CODE:
2181	RETVAL = env->mutex_set_max (env, max);	2328	RETVAL = env->mutex_set_max (env, max);
2182	OUTPUT:	2329	OUTPUT:
…		…
2209	if (errno)	2356	if (errno)
2210	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));	2357	croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
2211	OUTPUT:	2358	OUTPUT:
2212	RETVAL	2359	RETVAL
2213		2360
2214	#if DB_VERSION_MINOR >= 5	2361	#if DBVER >= 405
2215		2362
2216	DB_TXN *	2363	DB_TXN *
2217	cdsgroup_begin (DB_ENV *env)	2364	cdsgroup_begin (DB_ENV *env)
2218	CODE:	2365	CODE:
2219	errno = env->cdsgroup_begin (env, &RETVAL);	2366	errno = env->cdsgroup_begin (env, &RETVAL);
…		…
2240	CODE:	2387	CODE:
2241	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2388	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2242	OUTPUT:	2389	OUTPUT:
2243	RETVAL	2390	RETVAL
2244		2391
		2392	int set_pagesize (DB *db, U32 pagesize)
		2393	CODE:
		2394	RETVAL = db->set_pagesize (db, pagesize);
		2395	OUTPUT:
		2396	RETVAL
		2397
2245	int set_flags (DB *db, U32 flags)	2398	int set_flags (DB *db, U32 flags)
2246	CODE:	2399	CODE:
2247	RETVAL = db->set_flags (db, flags);	2400	RETVAL = db->set_flags (db, flags);
2248	OUTPUT:	2401	OUTPUT:
2249	RETVAL	2402	RETVAL
…		…
2315	if (errno)	2468	if (errno)
2316	croak ("DB->cursor: %s", db_strerror (errno));	2469	croak ("DB->cursor: %s", db_strerror (errno));
2317	OUTPUT:	2470	OUTPUT:
2318	RETVAL	2471	RETVAL
2319		2472
2320	#if DB_VERSION_MINOR >= 3	2473	#if DBVER >= 403
2321		2474
2322	DB_SEQUENCE *	2475	DB_SEQUENCE *
2323	sequence (DB *db, U32 flags = 0)	2476	sequence (DB *db, U32 flags = 0)
2324	CODE:	2477	CODE:
2325	{	2478	{
…		…
2360	DESTROY (DBC_ornuked *dbc)	2513	DESTROY (DBC_ornuked *dbc)
2361	CODE:	2514	CODE:
2362	if (dbc)	2515	if (dbc)
2363	dbc->c_close (dbc);	2516	dbc->c_close (dbc);
2364		2517
2365	#if DB_VERSION_MINOR >= 6	2518	#if DBVER >= 406
2366		2519
2367	int set_priority (DBC *dbc, int priority)	2520	int set_priority (DBC *dbc, int priority)
2368	CODE:	2521	CODE:
2369	dbc->set_priority (dbc, priority);	2522	dbc->set_priority (dbc, priority);
2370		2523
2371	#endif	2524	#endif
2372		2525
2373	#if DB_VERSION_MINOR >= 3	2526	#if DBVER >= 403
2374		2527
2375	MODULE = BDB PACKAGE = BDB::Sequence	2528	MODULE = BDB PACKAGE = BDB::Sequence
2376		2529
2377	void	2530	void
2378	DESTROY (DB_SEQUENCE_ornuked *seq)	2531	DESTROY (DB_SEQUENCE_ornuked *seq)

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Comparing BDB/BDB.xs (file contents): Revision 1.53 by root, Thu Sep 25 22:09:02 2008 UTC vs. Revision 1.79 by root, Tue Feb 2 04:07:06 2016 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.53 by root, Thu Sep 25 22:09:02 2008 UTC vs.
Revision 1.79 by root, Tue Feb 2 04:07:06 2016 UTC