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

Comparing BDB/BDB.xs (file contents):
Revision 1.50 by root, Thu Sep 25 13:22:32 2008 UTC vs.
Revision 1.70 by root, Wed Jul 15 14:53:52 2009 UTC

…		…
1	#include <sys/user.h>
2	#include <sys/ptrace.h>
3
4	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4	1	#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
5		2
6	#include "xthread.h"	3	#include "xthread.h"
7		4
8	#include <errno.h>	5	#include <errno.h>
9		6
10	#include "EXTERN.h"	7	#include "EXTERN.h"
11	#include "perl.h"	8	#include "perl.h"
12	#include "XSUB.h"	9	#include "XSUB.h"
13		10
		11	#include "schmorp.h"
		12
14	// perl stupidly defines these as macros, breaking	13	// perl stupidly defines these as argument-less macros, breaking
15	// lots and lots of code.	14	// lots and lots of code.
16	#undef open	15	#undef open
17	#undef close	16	#undef close
18	#undef abort	17	#undef abort
19	#undef malloc	18	#undef malloc
39	#endif	38	#endif
40		39
41	/* number of seconds after which idle threads exit */	40	/* number of seconds after which idle threads exit */
42	#define IDLE_TIMEOUT 10	41	#define IDLE_TIMEOUT 10
43		42
		43	typedef SV SV_mutable;
		44
44	typedef DB_ENV DB_ENV_ornull;	45	typedef DB_ENV DB_ENV_ornull;
45	typedef DB_TXN DB_TXN_ornull;	46	typedef DB_TXN DB_TXN_ornull;
46	typedef DBC DBC_ornull;	47	typedef DBC DBC_ornull;
47	typedef DB DB_ornull;	48	typedef DB DB_ornull;
48		49
…		…
54	#if DB_VERSION_MINOR >= 3	55	#if DB_VERSION_MINOR >= 3
55	typedef DB_SEQUENCE DB_SEQUENCE_ornull;	56	typedef DB_SEQUENCE DB_SEQUENCE_ornull;
56	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;	57	typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
57	#endif	58	#endif
58		59
59	typedef SV SV8; /* byte-sv, used for argument-checking */
60	typedef char *bdb_filename;	60	typedef char *bdb_filename;
61		61
62	static SV *prepare_cb;	62	static SV *prepare_cb;
63		63
64	#if DB_VERSION_MINOR >= 6	64	#if DB_VERSION_MINOR >= 6
…		…
135	dbt_to_sv (SV sv, DBT dbt)	135	dbt_to_sv (SV sv, DBT dbt)
136	{	136	{
137	if (sv)	137	if (sv)
138	{	138	{
139	SvREADONLY_off (sv);	139	SvREADONLY_off (sv);
140	sv_setsv_mg (sv, dbt->data ? newSVpvn (dbt->data, dbt->size) : &PL_sv_undef);	140
		141	if (dbt->data)
		142	sv_setpvn_mg (sv, dbt->data, dbt->size);
		143	else
		144	sv_setsv_mg (sv, &PL_sv_undef);
		145
141	SvREFCNT_dec (sv);	146	SvREFCNT_dec (sv);
142	}	147	}
143		148
144	//assert (dbt->flags & DBT_MALLOC \|\| !dbt->data);
145	free (dbt->data);	149	free (dbt->data);
146	}	150	}
147		151
148	enum {	152	enum {
149	REQ_QUIT,	153	REQ_QUIT,
150	REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,	154	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,	155	REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
		156	REQ_ENV_LOG_ARCHIVE,
152	REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,	157	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,	158	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,	159	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,	160	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,	161	REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
157	};	162	};
…		…
242	}	247	}
243		248
244	static volatile unsigned int nreqs, nready, npending;	249	static volatile unsigned int nreqs, nready, npending;
245	static volatile unsigned int max_idle = 4;	250	static volatile unsigned int max_idle = 4;
246	static volatile unsigned int max_outstanding = 0xffffffff;	251	static volatile unsigned int max_outstanding = 0xffffffff;
247	static int respipe_osf [2], respipe [2] = { -1, -1 };	252	static s_epipe respipe;
248		253
249	static mutex_t reslock = X_MUTEX_INIT;	254	static mutex_t reslock = X_MUTEX_INIT;
250	static mutex_t reqlock = X_MUTEX_INIT;	255	static mutex_t reqlock = X_MUTEX_INIT;
251	static cond_t reqwait = X_COND_INIT;	256	static cond_t reqwait = X_COND_INIT;
252		257
…		…
347	abort ();	352	abort ();
348	}	353	}
349		354
350	static int poll_cb (void);	355	static int poll_cb (void);
351	static void req_free (bdb_req req);	356	static void req_free (bdb_req req);
352	static void req_cancel (bdb_req req);
353		357
354	static int req_invoke (bdb_req req)	358	static int req_invoke (bdb_req req)
355	{	359	{
356	dSP;	360	switch (req->type)
		361	{
		362	case REQ_DB_CLOSE:
		363	SvREFCNT_dec (req->sv1);
		364	break;
		365
		366	case REQ_DB_GET:
		367	case REQ_DB_PGET:
		368	case REQ_C_GET:
		369	case REQ_C_PGET:
		370	case REQ_DB_PUT:
		371	case REQ_C_PUT:
		372	dbt_to_sv (req->sv1, &req->dbt1);
		373	dbt_to_sv (req->sv2, &req->dbt2);
		374	dbt_to_sv (req->sv3, &req->dbt3);
		375	break;
		376
		377	case REQ_DB_KEY_RANGE:
		378	{
		379	AV *av = newAV ();
		380
		381	av_push (av, newSVnv (req->key_range.less));
		382	av_push (av, newSVnv (req->key_range.equal));
		383	av_push (av, newSVnv (req->key_range.greater));
		384
		385	av = (AV )newRV_noinc ((SV )av);
		386
		387	SvREADONLY_off (req->sv1);
		388	sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
		389	SvREFCNT_dec (av);
		390	SvREFCNT_dec (req->sv1);
		391	}
		392	break;
		393
		394	#if DB_VERSION_MINOR >= 3
		395	case REQ_SEQ_GET:
		396	SvREADONLY_off (req->sv1);
		397
		398	if (sizeof (IV) > 4)
		399	sv_setiv_mg (req->sv1, (IV)req->seq_t);
		400	else
		401	sv_setnv_mg (req->sv1, (NV)req->seq_t);
		402
		403	SvREFCNT_dec (req->sv1);
		404	break;
		405	#endif
		406
		407	case REQ_ENV_LOG_ARCHIVE:
		408	{
		409	AV *av = newAV ();
		410	char listp = (char )req->buf1;
		411
		412	if (listp)
		413	while (*listp)
		414	av_push (av, newSVpv (*listp, 0)), ++listp;
		415
		416	av = (AV )newRV_noinc ((SV )av);
		417
		418	SvREADONLY_off (req->sv1);
		419	sv_setsv_mg (req->sv1, (SV *)av);
		420	SvREFCNT_dec (av);
		421	SvREFCNT_dec (req->sv1);
		422	}
		423	break;
		424	}
		425
		426	errno = req->result;
357		427
358	if (req->callback)	428	if (req->callback)
359	{	429	{
		430	dSP;
		431
360	ENTER;	432	ENTER;
361	SAVETMPS;	433	SAVETMPS;
362	PUSHMARK (SP);	434	PUSHMARK (SP);
363		435
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;	436	PUTBACK;
419	call_sv (req->callback, G_VOID \| G_EVAL);	437	call_sv (req->callback, G_VOID \| G_EVAL);
420	SPAGAIN;	438	SPAGAIN;
421		439
422	FREETMPS;	440	FREETMPS;
423	LEAVE;	441	LEAVE;
		442
		443	return !SvTRUE (ERRSV);
424	}	444	}
425		445
426	return !SvTRUE (ERRSV);	446	return 1;
427	}	447	}
428		448
429	static void req_free (bdb_req req)	449	static void req_free (bdb_req req)
430	{	450	{
431	SvREFCNT_dec (req->callback);	451	SvREFCNT_dec (req->callback);
…		…
438	free (req->buf3);	458	free (req->buf3);
439		459
440	Safefree (req);	460	Safefree (req);
441	}	461	}
442		462
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	463	static void
450	create_respipe (void)	464	create_respipe (void)
451	{	465	{
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))	466	if (s_epipe_renew (&respipe))
464	#endif	467	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	}	468	}
489		469
		470	static void bdb_request (bdb_req req);
490	X_THREAD_PROC (bdb_proc);	471	X_THREAD_PROC (bdb_proc);
491		472
492	static void start_thread (void)	473	static void start_thread (void)
493	{	474	{
494	worker *wrk = calloc (1, sizeof (worker));	475	worker *wrk = calloc (1, sizeof (worker));
…		…
541	}	522	}
542		523
543	// synthesize callback if none given	524	// synthesize callback if none given
544	if (!req->callback)	525	if (!req->callback)
545	{	526	{
		527	if (SvOK (prepare_cb))
		528	{
546	int count;	529	int count;
547		530
548	dSP;	531	dSP;
549	PUSHMARK (SP);	532	PUSHMARK (SP);
550	PUTBACK;	533	PUTBACK;
551	count = call_sv (prepare_cb, G_ARRAY);	534	count = call_sv (prepare_cb, G_ARRAY);
552	SPAGAIN;	535	SPAGAIN;
553		536
554	if (count != 2)	537	if (count != 2)
555	croak ("prepare callback must return exactly two values\n");	538	croak ("sync prepare callback must return exactly two values\n");
556		539
557	wait_callback = POPs;	540	wait_callback = POPs;
558	req->callback = SvREFCNT_inc (POPs);	541	req->callback = SvREFCNT_inc (POPs);
		542	}
		543	else
		544	{
		545	// execute request synchronously
		546	bdb_request (req);
		547	req_invoke (req);
		548	req_free (req);
		549	return;
		550	}
559	}	551	}
560		552
561	++nreqs;	553	++nreqs;
562		554
563	X_LOCK (reqlock);	555	X_LOCK (reqlock);
…		…
577	}	569	}
578	}	570	}
579		571
580	static void end_thread (void)	572	static void end_thread (void)
581	{	573	{
582	bdb_req req;	574	bdb_req req = calloc (1, sizeof (bdb_cb));
583
584	Newz (0, req, 1, bdb_cb);
585		575
586	req->type = REQ_QUIT;	576	req->type = REQ_QUIT;
587	req->pri = PRI_MAX + PRI_BIAS;	577	req->pri = PRI_MAX + PRI_BIAS;
588		578
589	X_LOCK (reqlock);	579	X_LOCK (reqlock);
…		…
618	end_thread ();	608	end_thread ();
619	}	609	}
620		610
621	static void poll_wait (void)	611	static void poll_wait (void)
622	{	612	{
623	fd_set rfd;
624
625	while (nreqs)	613	while (nreqs)
626	{	614	{
627	int size;	615	int size;
628	if (WORDACCESS_UNSAFE) X_LOCK (reslock);	616	if (WORDACCESS_UNSAFE) X_LOCK (reslock);
629	size = res_queue.size;	617	size = res_queue.size;
…		…
632	if (size)	620	if (size)
633	return;	621	return;
634		622
635	maybe_start_thread ();	623	maybe_start_thread ();
636		624
637	FD_ZERO (&rfd);	625	s_epipe_wait (&respipe);
638	FD_SET (respipe [0], &rfd);
639
640	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
641	}	626	}
642	}	627	}
643		628
644	static int poll_cb (void)	629	static int poll_cb (void)
645	{	630	{
…		…
665	if (req)	650	if (req)
666	{	651	{
667	--npending;	652	--npending;
668		653
669	if (!res_queue.size)	654	if (!res_queue.size)
670	{
671	/* read any signals sent by the worker threads */	655	/* read any signals sent by the worker threads */
672	char buf [4];	656	s_epipe_drain (&respipe);
673	while (respipe_read (respipe [0], buf, 4) == 4)
674	;
675	}
676	}	657	}
677		658
678	X_UNLOCK (reslock);	659	X_UNLOCK (reslock);
679		660
680	if (!req)	661	if (!req)
…		…
715	return count;	696	return count;
716	}	697	}
717		698
718	/*****************************************************************************/	699	/*****************************************************************************/
719		700
		701	static void
		702	bdb_request (bdb_req req)
		703	{
		704	switch (req->type)
		705	{
		706	case REQ_ENV_OPEN:
		707	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
		708	break;
		709
		710	case REQ_ENV_CLOSE:
		711	req->result = req->env->close (req->env, req->uint1);
		712	break;
		713
		714	case REQ_ENV_TXN_CHECKPOINT:
		715	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
		716	break;
		717
		718	case REQ_ENV_LOCK_DETECT:
		719	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
		720	break;
		721
		722	case REQ_ENV_MEMP_SYNC:
		723	req->result = req->env->memp_sync (req->env, 0);
		724	break;
		725
		726	case REQ_ENV_MEMP_TRICKLE:
		727	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
		728	break;
		729
		730	case REQ_ENV_DBREMOVE:
		731	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
		732	break;
		733
		734	case REQ_ENV_DBRENAME:
		735	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
		736	break;
		737
		738	case REQ_DB_OPEN:
		739	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
		740	break;
		741
		742	case REQ_DB_CLOSE:
		743	req->result = req->db->close (req->db, req->uint1);
		744	break;
		745
		746	#if DB_VERSION_MINOR >= 4
		747	case REQ_DB_COMPACT:
		748	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);
		749	break;
		750	#endif
		751
		752	case REQ_DB_SYNC:
		753	req->result = req->db->sync (req->db, req->uint1);
		754	break;
		755
		756	case REQ_DB_VERIFY:
		757	req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
		758	break;
		759
		760	case REQ_DB_UPGRADE:
		761	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
		762	break;
		763
		764	case REQ_DB_PUT:
		765	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
		766	break;
		767
		768	#if DB_VERSION_MINOR >= 6
		769	case REQ_DB_EXISTS:
		770	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
		771	break;
		772	#endif
		773	case REQ_DB_GET:
		774	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
		775	break;
		776
		777	case REQ_DB_PGET:
		778	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		779	break;
		780
		781	case REQ_DB_DEL:
		782	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
		783	break;
		784
		785	case REQ_DB_KEY_RANGE:
		786	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
		787	break;
		788
		789	case REQ_TXN_COMMIT:
		790	req->result = req->txn->commit (req->txn, req->uint1);
		791	break;
		792
		793	case REQ_TXN_ABORT:
		794	req->result = req->txn->abort (req->txn);
		795	break;
		796
		797	case REQ_TXN_FINISH:
		798	if (req->txn->flags & TXN_DEADLOCK)
		799	{
		800	req->result = req->txn->abort (req->txn);
		801	if (!req->result)
		802	req->result = DB_LOCK_DEADLOCK;
		803	}
		804	else
		805	req->result = req->txn->commit (req->txn, req->uint1);
		806	break;
		807
		808	case REQ_C_CLOSE:
		809	req->result = req->dbc->c_close (req->dbc);
		810	break;
		811
		812	case REQ_C_COUNT:
		813	{
		814	db_recno_t recno;
		815	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
		816	req->uv1 = recno;
		817	}
		818	break;
		819
		820	case REQ_C_PUT:
		821	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
		822	break;
		823
		824	case REQ_C_GET:
		825	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
		826	break;
		827
		828	case REQ_C_PGET:
		829	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
		830	break;
		831
		832	case REQ_C_DEL:
		833	req->result = req->dbc->c_del (req->dbc, req->uint1);
		834	break;
		835
		836	#if DB_VERSION_MINOR >= 3
		837	case REQ_SEQ_OPEN:
		838	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
		839	break;
		840
		841	case REQ_SEQ_CLOSE:
		842	req->result = req->seq->close (req->seq, req->uint1);
		843	break;
		844
		845	case REQ_SEQ_GET:
		846	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
		847	break;
		848
		849	case REQ_SEQ_REMOVE:
		850	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
		851	break;
		852	#endif
		853
		854	case REQ_ENV_LOG_ARCHIVE:
		855	{
		856	char *listp = 0; / DB_ARCH_REMOVE does not touch listp, contrary to docs */
		857	req->result = req->env->log_archive (req->env, &listp, req->uint1);
		858	req->buf1 = (char *)listp;
		859	}
		860	break;
		861
		862	default:
		863	req->result = ENOSYS;
		864	break;
		865	}
		866
		867	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))
		868	req->txn->flags \|= TXN_DEADLOCK;
		869	}
		870
720	X_THREAD_PROC (bdb_proc)	871	X_THREAD_PROC (bdb_proc)
721	{	872	{
722	bdb_req req;	873	bdb_req req;
723	struct timespec ts;	874	struct timespec ts;
724	worker self = (worker )thr_arg;	875	worker self = (worker )thr_arg;
…		…
726	/* try to distribute timeouts somewhat evenly */	877	/* try to distribute timeouts somewhat evenly */
727	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);	878	ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
728		879
729	for (;;)	880	for (;;)
730	{	881	{
731	ts.tv_sec = time (0) + IDLE_TIMEOUT;	882	ts.tv_sec = time (0) + IDLE_TIMEOUT;
732		883
733	X_LOCK (reqlock);	884	X_LOCK (reqlock);
734		885
735	for (;;)	886	for (;;)
736	{	887	{
…		…
764		915
765	--nready;	916	--nready;
766		917
767	X_UNLOCK (reqlock);	918	X_UNLOCK (reqlock);
768		919
769	switch (req->type)	920	if (req->type == REQ_QUIT)
770	{	921	{
771	case REQ_QUIT:	922	X_LOCK (reslock);
772	req->result = ENOSYS;	923	free (req);
		924	self->req = 0;
		925	X_UNLOCK (reslock);
		926
773	goto quit;	927	goto quit;
774
775	case REQ_ENV_OPEN:
776	req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
777	break;
778
779	case REQ_ENV_CLOSE:
780	req->result = req->env->close (req->env, req->uint1);
781	break;
782
783	case REQ_ENV_TXN_CHECKPOINT:
784	req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
785	break;
786
787	case REQ_ENV_LOCK_DETECT:
788	req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
789	break;
790
791	case REQ_ENV_MEMP_SYNC:
792	req->result = req->env->memp_sync (req->env, 0);
793	break;
794
795	case REQ_ENV_MEMP_TRICKLE:
796	req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
797	break;
798
799	case REQ_ENV_DBREMOVE:
800	req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
801	break;
802
803	case REQ_ENV_DBRENAME:
804	req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
805	break;
806
807	case REQ_DB_OPEN:
808	req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
809	break;
810
811	case REQ_DB_CLOSE:
812	req->result = req->db->close (req->db, req->uint1);
813	break;
814
815	#if DB_VERSION_MINOR >= 4
816	case REQ_DB_COMPACT:
817	req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
818	break;
819	#endif
820
821	case REQ_DB_SYNC:
822	req->result = req->db->sync (req->db, req->uint1);
823	break;
824
825	case REQ_DB_UPGRADE:
826	req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
827	break;
828
829	case REQ_DB_PUT:
830	req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
831	break;
832
833	#if DB_VERSION_MINOR >= 6
834	case REQ_DB_EXISTS:
835	req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
836	break;
837	#endif
838	case REQ_DB_GET:
839	req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
840	break;
841
842	case REQ_DB_PGET:
843	req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
844	break;
845
846	case REQ_DB_DEL:
847	req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
848	break;
849
850	case REQ_DB_KEY_RANGE:
851	req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
852	break;
853
854	case REQ_TXN_COMMIT:
855	req->result = req->txn->commit (req->txn, req->uint1);
856	break;
857
858	case REQ_TXN_ABORT:
859	req->result = req->txn->abort (req->txn);
860	break;
861
862	case REQ_TXN_FINISH:
863	if (req->txn->flags & TXN_DEADLOCK)
864	{
865	req->result = req->txn->abort (req->txn);
866	if (!req->result)
867	req->result = DB_LOCK_DEADLOCK;
868	}
869	else
870	req->result = req->txn->commit (req->txn, req->uint1);
871	break;
872
873	case REQ_C_CLOSE:
874	req->result = req->dbc->c_close (req->dbc);
875	break;
876
877	case REQ_C_COUNT:
878	{
879	db_recno_t recno;
880	req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
881	req->uv1 = recno;
882	}
883	break;
884
885	case REQ_C_PUT:
886	req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
887	break;
888
889	case REQ_C_GET:
890	req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
891	break;
892
893	case REQ_C_PGET:
894	req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
895	break;
896
897	case REQ_C_DEL:
898	req->result = req->dbc->c_del (req->dbc, req->uint1);
899	break;
900
901	#if DB_VERSION_MINOR >= 3
902	case REQ_SEQ_OPEN:
903	req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
904	break;
905
906	case REQ_SEQ_CLOSE:
907	req->result = req->seq->close (req->seq, req->uint1);
908	break;
909
910	case REQ_SEQ_GET:
911	req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
912	break;
913
914	case REQ_SEQ_REMOVE:
915	req->result = req->seq->remove (req->seq, req->txn, req->uint1);
916	break;
917	#endif
918
919	default:
920	req->result = ENOSYS;
921	break;
922	}	928	}
923		929
924	if (req->txn && (req->result > 0 \|\| req->result == DB_LOCK_NOTGRANTED))	930	bdb_request (req);
925	req->txn->flags \|= TXN_DEADLOCK;
926		931
927	X_LOCK (reslock);	932	X_LOCK (reslock);
928		933
929	++npending;	934	++npending;
930		935
931	if (!reqq_push (&res_queue, req))	936	if (!reqq_push (&res_queue, req))
932	/* write a dummy byte to the pipe so fh becomes ready */	937	s_epipe_signal (&respipe);
933	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
934		938
935	self->req = 0;	939	self->req = 0;
936	worker_clear (self);	940	worker_clear (self);
937		941
938	X_UNLOCK (reslock);	942	X_UNLOCK (reslock);
…		…
1026	} \	1030	} \
1027	else if (sv_derived_from ((arg), # class)) \	1031	else if (sv_derived_from ((arg), # class)) \
1028	{ \	1032	{ \
1029	IV tmp = SvIV ((SV*) SvRV (arg)); \	1033	IV tmp = SvIV ((SV*) SvRV (arg)); \
1030	(var) = INT2PTR (type, tmp); \	1034	(var) = INT2PTR (type, tmp); \
1031	if (!var && nullok != 2) \	1035	if (!var && nullok != 2) \
1032	croak (# var " is not a valid " # class " object anymore"); \	1036	croak (# var " is not a valid " # class " object anymore"); \
1033	} \	1037	} \
1034	else \	1038	else \
1035	croak (# var " is not of type " # class);	1039	croak (# var " is not of type " # class);
		1040
		1041	#define ARG_MUTABLE(name) \
		1042	if (SvREADONLY (name)) \
		1043	croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
1036		1044
1037	static void	1045	static void
1038	ptr_nuke (SV *sv)	1046	ptr_nuke (SV *sv)
1039	{	1047	{
1040	assert (SvROK (sv));	1048	assert (SvROK (sv));
…		…
1111	}	1119	}
1112		1120
1113	return 0;	1121	return 0;
1114	}	1122	}
1115		1123
		1124	/*****************************************************************************/
		1125
		1126	#if 0
		1127	static int
		1128	bt_pfxc_compare (DB db, const DBT dbt1, const DBT *dbt2)
		1129	{
		1130	ssize_t size1 = dbt1->size;
		1131	ssize_t size2 = dbt2->size;
		1132	int res = memcmp ((void )dbt1->data, (void )dbt2->data,
		1133	size1 <= size2 ? size1 : size2);
		1134
		1135	if (res)
		1136	return res;
		1137	else if (size1 - size2)
		1138	return size1 - size2;
		1139	else
		1140	return 0;
		1141	}
		1142
		1143	static size_t
		1144	bt_pfxc_prefix_x (DB db, const DBT dbt1, const DBT *dbt2)
		1145	{
		1146	ssize_t size1 = dbt1->size;
		1147	ssize_t size2 = dbt2->size;
		1148	u_int8_t p1 = (u_int8_t )dbt1->data;
		1149	u_int8_t p2 = (u_int8_t )dbt2->data;
		1150	u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
		1151
		1152	while (p1 < pe)
		1153	if (p1++ != p2++)
		1154	return p1 - (u_int8_t *)dbt1->data - 1;
		1155
		1156	if (size1 < size2) return size1 + 1;
		1157	if (size1 > size2) return size2 + 1;
		1158
		1159	return size1;
		1160	}
		1161	#endif
		1162
		1163	/*****************************************************************************/
		1164
1116	/* stupid windoes defined CALLBACK as well */	1165	/* stupid windows defines CALLBACK as well */
1117	#undef CALLBACK	1166	#undef CALLBACK
1118	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));	1167	#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1119		1168
1120	MODULE = BDB PACKAGE = BDB	1169	MODULE = BDB PACKAGE = BDB
1121		1170
…		…
1174	const_iv (NOSYNC)	1223	const_iv (NOSYNC)
1175	const_iv (CHKSUM)	1224	const_iv (CHKSUM)
1176	const_iv (ENCRYPT)	1225	const_iv (ENCRYPT)
1177	const_iv (DUP)	1226	const_iv (DUP)
1178	const_iv (DUPSORT)	1227	const_iv (DUPSORT)
1179	const_iv (RECNUM)	1228	//const_iv (RECNUM)
1180	const_iv (RENUMBER)	1229	const_iv (RENUMBER)
1181	const_iv (REVSPLITOFF)	1230	const_iv (REVSPLITOFF)
1182	const_iv (CONSUME)	1231	const_iv (CONSUME)
1183	const_iv (CONSUME_WAIT)	1232	const_iv (CONSUME_WAIT)
1184	const_iv (GET_BOTH)	1233	const_iv (GET_BOTH)
…		…
1256	const_iv (REP_UNAVAIL)	1305	const_iv (REP_UNAVAIL)
1257	const_iv (RUNRECOVERY)	1306	const_iv (RUNRECOVERY)
1258	const_iv (SECONDARY_BAD)	1307	const_iv (SECONDARY_BAD)
1259	const_iv (VERIFY_BAD)	1308	const_iv (VERIFY_BAD)
1260		1309
		1310	const_iv (SALVAGE)
		1311	const_iv (AGGRESSIVE)
		1312	const_iv (PRINTABLE)
		1313	const_iv (NOORDERCHK)
		1314	const_iv (ORDERCHKONLY)
		1315
		1316	const_iv (ARCH_ABS)
		1317	const_iv (ARCH_DATA)
		1318	const_iv (ARCH_LOG)
		1319	const_iv (ARCH_REMOVE)
		1320
1261	const_iv (VERB_DEADLOCK)	1321	const_iv (VERB_DEADLOCK)
1262	const_iv (VERB_RECOVERY)	1322	const_iv (VERB_RECOVERY)
1263	const_iv (VERB_REPLICATION)	1323	const_iv (VERB_REPLICATION)
1264	const_iv (VERB_WAITSFOR)	1324	const_iv (VERB_WAITSFOR)
1265		1325
…		…
1298	const_iv (PRIORITY_VERY_LOW)	1358	const_iv (PRIORITY_VERY_LOW)
1299	const_iv (PRIORITY_LOW)	1359	const_iv (PRIORITY_LOW)
1300	const_iv (PRIORITY_DEFAULT)	1360	const_iv (PRIORITY_DEFAULT)
1301	const_iv (PRIORITY_HIGH)	1361	const_iv (PRIORITY_HIGH)
1302	const_iv (PRIORITY_VERY_HIGH)	1362	const_iv (PRIORITY_VERY_HIGH)
		1363	const_iv (IGNORE_LEASE)
1303	#endif	1364	#endif
1304	#if DB_VERSION_MINOR >= 7	1365	#if DB_VERSION_MINOR >= 7
		1366	//const_iv (MULTIPLE_KEY)
1305	const_iv (LOG_DIRECT)	1367	const_iv (LOG_DIRECT)
1306	const_iv (LOG_DSYNC)	1368	const_iv (LOG_DSYNC)
1307	const_iv (LOG_AUTO_REMOVE)	1369	const_iv (LOG_AUTO_REMOVE)
1308	const_iv (LOG_IN_MEMORY)	1370	const_iv (LOG_IN_MEMORY)
1309	const_iv (LOG_ZERO)	1371	const_iv (LOG_ZERO)
…		…
1318	};	1380	};
1319		1381
1320	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1382	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1321	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1383	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1322		1384
		1385	prepare_cb = &PL_sv_undef;
		1386
1323	{	1387	{
1324	/* we currently only allow version, minor-version and patchlevel to go up to 255 */	1388	/* we currently only allow version, minor-version and patchlevel to go up to 255 */
1325	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };	1389	char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1326		1390
1327	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));	1391	newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
…		…
1413		1477
1414	int	1478	int
1415	poll_fileno ()	1479	poll_fileno ()
1416	PROTOTYPE:	1480	PROTOTYPE:
1417	CODE:	1481	CODE:
1418	RETVAL = respipe [0];	1482	RETVAL = s_epipe_fd (&respipe);
1419	OUTPUT:	1483	OUTPUT:
1420	RETVAL	1484	RETVAL
1421		1485
1422	int	1486	int
1423	poll_cb (...)	1487	poll_cb (...)
…		…
1465	RETVAL = started;	1529	RETVAL = started;
1466	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);	1530	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1467	OUTPUT:	1531	OUTPUT:
1468	RETVAL	1532	RETVAL
1469		1533
1470	void	1534	SV *
1471	set_sync_prepare (SV *cb)	1535	set_sync_prepare (SV *cb)
1472	PROTOTYPE: &	1536	PROTOTYPE: &
1473	CODE:	1537	CODE:
1474	SvREFCNT_dec (prepare_cb);	1538	RETVAL = prepare_cb;
1475	prepare_cb = newSVsv (cb);	1539	prepare_cb = newSVsv (cb);
		1540	OUTPUT:
		1541	RETVAL
1476		1542
1477	char *	1543	char *
1478	strerror (int errorno = errno)	1544	strerror (int errorno = errno)
1479	PROTOTYPE: ;$	1545	PROTOTYPE: ;$
1480	CODE:	1546	CODE:
…		…
1522	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)	1588	db_env_close (DB_ENV env, U32 flags = 0, SV callback = 0)
1523	PREINIT:	1589	PREINIT:
1524	CALLBACK	1590	CALLBACK
1525	CODE:	1591	CODE:
1526	{	1592	{
1527	dREQ (REQ_ENV_CLOSE, 1);	1593	dREQ (REQ_ENV_CLOSE, 0);
		1594	ptr_nuke (ST (0));
1528	req->env = env;	1595	req->env = env;
1529	req->uint1 = flags;	1596	req->uint1 = flags;
1530	REQ_SEND;	1597	REQ_SEND;
1531	ptr_nuke (ST (0));
1532	}	1598	}
1533		1599
1534	void	1600	void
1535	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)	1601	db_env_txn_checkpoint (DB_ENV env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV callback = 0)
1536	PREINIT:	1602	PREINIT:
…		…
1605	dREQ (REQ_ENV_DBRENAME, 2);	1671	dREQ (REQ_ENV_DBRENAME, 2);
1606	req->env = env;	1672	req->env = env;
1607	req->buf1 = strdup_ornull (file);	1673	req->buf1 = strdup_ornull (file);
1608	req->buf2 = strdup_ornull (database);	1674	req->buf2 = strdup_ornull (database);
1609	req->buf3 = strdup_ornull (newname);	1675	req->buf3 = strdup_ornull (newname);
		1676	req->uint1 = flags;
		1677	REQ_SEND;
		1678	}
		1679
		1680	void
		1681	db_env_log_archive (DB_ENV env, SV_mutable listp, U32 flags = 0, SV *callback = 0)
		1682	PREINIT:
		1683	CALLBACK
		1684	CODE:
		1685	{
		1686	dREQ (REQ_ENV_LOG_ARCHIVE, 1);
		1687	req->sv1 = SvREFCNT_inc (listp);
		1688	req->env = env;
1610	req->uint1 = flags;	1689	req->uint1 = flags;
1611	REQ_SEND;	1690	REQ_SEND;
1612	}	1691	}
1613		1692
1614	DB *	1693	DB *
…		…
1646	db_close (DB db, U32 flags = 0, SV callback = 0)	1725	db_close (DB db, U32 flags = 0, SV callback = 0)
1647	PREINIT:	1726	PREINIT:
1648	CALLBACK	1727	CALLBACK
1649	CODE:	1728	CODE:
1650	{	1729	{
1651	dREQ (REQ_DB_CLOSE, 1);	1730	dREQ (REQ_DB_CLOSE, 0);
		1731	ptr_nuke (ST (0));
1652	req->db = db;	1732	req->db = db;
1653	req->uint1 = flags;	1733	req->uint1 = flags;
1654	req->sv1 = (SV *)db->app_private;	1734	req->sv1 = (SV *)db->app_private;
1655	REQ_SEND;	1735	REQ_SEND;
1656	ptr_nuke (ST (0));
1657	}	1736	}
1658		1737
1659	#if DB_VERSION_MINOR >= 4	1738	#if DB_VERSION_MINOR >= 4
1660		1739
1661	void	1740	void
…		…
1665	CODE:	1744	CODE:
1666	{	1745	{
1667	dREQ (REQ_DB_COMPACT, 2);	1746	dREQ (REQ_DB_COMPACT, 2);
1668	req->db = db;	1747	req->db = db;
1669	req->txn = txn;	1748	req->txn = txn;
1670	sv_to_dbt (&req->dbt1, start);	1749	if (start) sv_to_dbt (&req->dbt1, start);
1671	sv_to_dbt (&req->dbt2, stop);	1750	if (stop ) sv_to_dbt (&req->dbt2, stop );
1672	req->uint1 = flags;	1751	req->uint1 = flags;
1673	REQ_SEND;	1752	REQ_SEND;
1674	}	1753	}
1675		1754
1676	#endif	1755	#endif
…		…
1686	req->uint1 = flags;	1765	req->uint1 = flags;
1687	REQ_SEND;	1766	REQ_SEND;
1688	}	1767	}
1689		1768
1690	void	1769	void
		1770	db_verify (DB db, bdb_filename file, bdb_filename database = 0, SV dummy = 0, U32 flags = 0, SV *callback = 0)
		1771	PREINIT:
		1772	CALLBACK
		1773	CODE:
		1774	{
		1775	dREQ (REQ_DB_VERIFY, 1);
		1776	ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
		1777	req->db = db;
		1778	req->buf1 = strdup (file);
		1779	req->buf2 = strdup_ornull (database);
		1780	req->uint1 = flags;
		1781	REQ_SEND;
		1782	}
		1783
		1784	void
1691	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)	1785	db_upgrade (DB db, bdb_filename file, U32 flags = 0, SV callback = 0)
1692	PREINIT:	1786	PREINIT:
1693	CALLBACK	1787	CALLBACK
1694	CODE:	1788	CODE:
1695	{	1789	{
1696	dREQ (REQ_DB_SYNC, 1);	1790	dREQ (REQ_DB_UPGRADE, 1);
1697	req->db = db;	1791	req->db = db;
1698	req->buf1 = strdup (file);	1792	req->buf1 = strdup (file);
1699	req->uint1 = flags;	1793	req->uint1 = flags;
1700	REQ_SEND;	1794	REQ_SEND;
1701	}	1795	}
1702		1796
1703	void	1797	void
1704	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV key_range, U32 flags = 0, SV *callback = 0)	1798	db_key_range (DB db, DB_TXN_ornull txn, SV key, SV_mutable key_range, U32 flags = 0, SV *callback = 0)
1705	PREINIT:	1799	PREINIT:
1706	CALLBACK	1800	CALLBACK
1707	CODE:	1801	CODE:
1708	{	1802	{
1709	dREQ (REQ_DB_KEY_RANGE, 2);	1803	dREQ (REQ_DB_KEY_RANGE, 2);
…		…
1747	}	1841	}
1748		1842
1749	#endif	1843	#endif
1750		1844
1751	void	1845	void
1752	db_get (DB db, DB_TXN_ornull txn, SV key, SV data, U32 flags = 0, SV *callback = 0)	1846	db_get (DB db, DB_TXN_ornull txn, SV key, SV_mutable data, U32 flags = 0, SV *callback = 0)
1753	PREINIT:	1847	PREINIT:
1754	CALLBACK	1848	CALLBACK
1755	CODE:	1849	CODE:
1756	if (SvREADONLY (data))
1757	croak ("can't modify read-only data scalar in db_get");
1758	{	1850	{
		1851	//TODO: key is somtimesmutable
1759	dREQ (REQ_DB_GET, 2);	1852	dREQ (REQ_DB_GET, 2);
1760	req->db = db;	1853	req->db = db;
1761	req->txn = txn;	1854	req->txn = txn;
1762	req->uint1 = flags;	1855	req->uint1 = flags;
1763	sv_to_dbt (&req->dbt1, key);	1856	sv_to_dbt (&req->dbt1, key);
…		…
1765	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1858	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1766	REQ_SEND;	1859	REQ_SEND;
1767	}	1860	}
1768		1861
1769	void	1862	void
1770	db_pget (DB db, DB_TXN_ornull txn, SV key, SV pkey, SV data, U32 flags = 0, SV callback = 0)	1863	db_pget (DB db, DB_TXN_ornull txn, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV callback = 0)
1771	PREINIT:	1864	PREINIT:
1772	CALLBACK	1865	CALLBACK
1773	CODE:	1866	CODE:
1774	if (SvREADONLY (data))
1775	croak ("can't modify read-only data scalar in db_pget");
1776	{	1867	{
		1868	//TODO: key is somtimesmutable
1777	dREQ (REQ_DB_PGET, 2);	1869	dREQ (REQ_DB_PGET, 2);
1778	req->db = db;	1870	req->db = db;
1779	req->txn = txn;	1871	req->txn = txn;
1780	req->uint1 = flags;	1872	req->uint1 = flags;
		1873
1781	sv_to_dbt (&req->dbt1, key);	1874	sv_to_dbt (&req->dbt1, key);
1782	sv_to_dbt (&req->dbt2, pkey);	1875
		1876	req->dbt2.flags = DB_DBT_MALLOC;
		1877	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
		1878
1783	req->dbt3.flags = DB_DBT_MALLOC;	1879	req->dbt3.flags = DB_DBT_MALLOC;
1784	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	1880	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1785	REQ_SEND;	1881	REQ_SEND;
1786	}	1882	}
1787		1883
…		…
1803	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)	1899	db_txn_commit (DB_TXN txn, U32 flags = 0, SV callback = 0)
1804	PREINIT:	1900	PREINIT:
1805	CALLBACK	1901	CALLBACK
1806	CODE:	1902	CODE:
1807	{	1903	{
1808	dREQ (REQ_TXN_COMMIT, 1);	1904	dREQ (REQ_TXN_COMMIT, 0);
		1905	ptr_nuke (ST (0));
1809	req->txn = txn;	1906	req->txn = txn;
1810	req->uint1 = flags;	1907	req->uint1 = flags;
1811	REQ_SEND;	1908	REQ_SEND;
		1909	}
		1910
		1911	void
		1912	db_txn_abort (DB_TXN txn, SV callback = 0)
		1913	PREINIT:
		1914	CALLBACK
		1915	CODE:
		1916	{
		1917	dREQ (REQ_TXN_ABORT, 0);
1812	ptr_nuke (ST (0));	1918	ptr_nuke (ST (0));
1813	}
1814
1815	void
1816	db_txn_abort (DB_TXN txn, SV callback = 0)
1817	PREINIT:
1818	CALLBACK
1819	CODE:
1820	{
1821	dREQ (REQ_TXN_ABORT, 1);
1822	req->txn = txn;	1919	req->txn = txn;
1823	REQ_SEND;	1920	REQ_SEND;
		1921	}
		1922
		1923	void
		1924	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
		1925	PREINIT:
		1926	CALLBACK
		1927	CODE:
		1928	{
		1929	dREQ (REQ_TXN_FINISH, 0);
1824	ptr_nuke (ST (0));	1930	ptr_nuke (ST (0));
1825	}
1826
1827	void
1828	db_txn_finish (DB_TXN txn, U32 flags = 0, SV callback = 0)
1829	PREINIT:
1830	CALLBACK
1831	CODE:
1832	{
1833	dREQ (REQ_TXN_FINISH, 1);
1834	req->txn = txn;	1931	req->txn = txn;
1835	req->uint1 = flags;	1932	req->uint1 = flags;
1836	REQ_SEND;	1933	REQ_SEND;
		1934	}
		1935
		1936	void
		1937	db_c_close (DBC dbc, SV callback = 0)
		1938	PREINIT:
		1939	CALLBACK
		1940	CODE:
		1941	{
		1942	dREQ (REQ_C_CLOSE, 0);
1837	ptr_nuke (ST (0));	1943	ptr_nuke (ST (0));
1838	}
1839
1840	void
1841	db_c_close (DBC dbc, SV callback = 0)
1842	PREINIT:
1843	CALLBACK
1844	CODE:
1845	{
1846	dREQ (REQ_C_CLOSE, 1);
1847	req->dbc = dbc;	1944	req->dbc = dbc;
1848	REQ_SEND;	1945	REQ_SEND;
1849	ptr_nuke (ST (0));
1850	}	1946	}
1851		1947
1852	void	1948	void
1853	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)	1949	db_c_count (DBC dbc, SV count, U32 flags = 0, SV *callback = 0)
1854	PREINIT:	1950	PREINIT:
…		…
1874	req->uint1 = flags;	1970	req->uint1 = flags;
1875	REQ_SEND;	1971	REQ_SEND;
1876	}	1972	}
1877		1973
1878	void	1974	void
1879	db_c_get (DBC dbc, SV key, SV data, U32 flags = 0, SV callback = 0)	1975	db_c_get (DBC dbc, SV key, SV_mutable data, U32 flags = 0, SV callback = 0)
1880	PREINIT:	1976	PREINIT:
1881	CALLBACK	1977	CALLBACK
1882	CODE:	1978	CODE:
1883	{	1979	{
		1980	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		1981	croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
		1982	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		1983	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		1984	"key",
		1985	"BDB::db_c_get");
		1986
		1987	{
1884	dREQ (REQ_C_GET, 1);	1988	dREQ (REQ_C_GET, 1);
1885	req->dbc = dbc;	1989	req->dbc = dbc;
1886	req->uint1 = flags;	1990	req->uint1 = flags;
1887	if ((flags & DB_SET) == DB_SET	1991	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
1888	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1889	sv_to_dbt (&req->dbt1, key);	1992	sv_to_dbt (&req->dbt1, key);
1890	else	1993	else
		1994	{
		1995	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		1996	sv_to_dbt (&req->dbt1, key);
		1997	else
1891	req->dbt1.flags = DB_DBT_MALLOC;	1998	req->dbt1.flags = DB_DBT_MALLOC;
1892		1999
1893	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);	2000	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2001	}
1894		2002
1895	if ((flags & DB_GET_BOTH) == DB_GET_BOTH	2003	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
1896	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)	2004	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
1897	sv_to_dbt (&req->dbt3, data);	2005	sv_to_dbt (&req->dbt3, data);
1898	else	2006	else
1899	req->dbt3.flags = DB_DBT_MALLOC;	2007	req->dbt3.flags = DB_DBT_MALLOC;
1900		2008
1901	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	2009	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1902	REQ_SEND;	2010	REQ_SEND;
		2011	}
1903	}	2012	}
1904		2013
1905	void	2014	void
1906	db_c_pget (DBC dbc, SV key, SV pkey, SV data, U32 flags = 0, SV *callback = 0)	2015	db_c_pget (DBC dbc, SV key, SV_mutable pkey, SV_mutable data, U32 flags = 0, SV *callback = 0)
1907	PREINIT:	2016	PREINIT:
1908	CALLBACK	2017	CALLBACK
1909	CODE:	2018	CODE:
1910	{	2019	{
		2020	if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
		2021	croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
		2022	if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
		2023	croak ("argument \"%s\" must be byte/octet-encoded in %s",
		2024	"key",
		2025	"BDB::db_c_pget");
		2026
		2027	{
1911	dREQ (REQ_C_PGET, 1);	2028	dREQ (REQ_C_PGET, 1);
1912	req->dbc = dbc;	2029	req->dbc = dbc;
1913	req->uint1 = flags;	2030	req->uint1 = flags;
1914	if ((flags & DB_SET) == DB_SET	2031	if ((flags & DB_OPFLAGS_MASK) == DB_SET)
1915	\|\| (flags & DB_SET_RANGE) == DB_SET_RANGE)
1916	sv_to_dbt (&req->dbt1, key);	2032	sv_to_dbt (&req->dbt1, key);
1917	else	2033	else
		2034	{
		2035	if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
		2036	sv_to_dbt (&req->dbt1, key);
		2037	else
		2038	req->dbt1.flags = DB_DBT_MALLOC;
		2039
		2040	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
		2041	}
		2042
1918	req->dbt1.flags = DB_DBT_MALLOC;	2043	req->dbt2.flags = DB_DBT_MALLOC;
1919
1920	req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1921
1922	req->dbt2.flags = DB_DBT_MALLOC;
1923	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);	2044	req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1924		2045
1925	if ((flags & DB_GET_BOTH) == DB_GET_BOTH	2046	if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
1926	\|\| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)	2047	\|\| (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
1927	sv_to_dbt (&req->dbt3, data);	2048	sv_to_dbt (&req->dbt3, data);
1928	else	2049	else
1929	req->dbt3.flags = DB_DBT_MALLOC;	2050	req->dbt3.flags = DB_DBT_MALLOC;
1930		2051
1931	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);	2052	req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1932	REQ_SEND;	2053	REQ_SEND;
		2054	}
1933	}	2055	}
1934		2056
1935	void	2057	void
1936	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)	2058	db_c_del (DBC dbc, U32 flags = 0, SV callback = 0)
1937	PREINIT:	2059	PREINIT:
…		…
1965	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)	2087	db_sequence_close (DB_SEQUENCE seq, U32 flags = 0, SV callback = 0)
1966	PREINIT:	2088	PREINIT:
1967	CALLBACK	2089	CALLBACK
1968	CODE:	2090	CODE:
1969	{	2091	{
1970	dREQ (REQ_SEQ_CLOSE, 1);	2092	dREQ (REQ_SEQ_CLOSE, 0);
		2093	ptr_nuke (ST (0));
1971	req->seq = seq;	2094	req->seq = seq;
1972	req->uint1 = flags;	2095	req->uint1 = flags;
1973	REQ_SEND;	2096	REQ_SEND;
1974	ptr_nuke (ST (0));
1975	}	2097	}
1976		2098
1977	void	2099	void
1978	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)	2100	db_sequence_get (DB_SEQUENCE seq, DB_TXN_ornull txnid, int delta, SV_mutable seq_value, U32 flags = DB_TXN_NOSYNC, SV callback = 0)
1979	PREINIT:	2101	PREINIT:
1980	CALLBACK	2102	CALLBACK
1981	CODE:	2103	CODE:
1982	{	2104	{
1983	dREQ (REQ_SEQ_GET, 2);	2105	dREQ (REQ_SEQ_GET, 2);
…		…
2212	CODE:	2334	CODE:
2213	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);	2335	RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
2214	OUTPUT:	2336	OUTPUT:
2215	RETVAL	2337	RETVAL
2216		2338
		2339	int set_pagesize (DB *db, U32 pagesize)
		2340	CODE:
		2341	RETVAL = db->set_pagesize (db, pagesize);
		2342	OUTPUT:
		2343	RETVAL
		2344
2217	int set_flags (DB *db, U32 flags)	2345	int set_flags (DB *db, U32 flags)
2218	CODE:	2346	CODE:
2219	RETVAL = db->set_flags (db, flags);	2347	RETVAL = db->set_flags (db, flags);
2220	OUTPUT:	2348	OUTPUT:
2221	RETVAL	2349	RETVAL

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Comparing BDB/BDB.xs (file contents): Revision 1.50 by root, Thu Sep 25 13:22:32 2008 UTC vs. Revision 1.70 by root, Wed Jul 15 14:53:52 2009 UTC

Diff Legend

Comparing BDB/BDB.xs (file contents):
Revision 1.50 by root, Thu Sep 25 13:22:32 2008 UTC vs.
Revision 1.70 by root, Wed Jul 15 14:53:52 2009 UTC