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Comparing BDB/BDB.xs (file contents):
Revision 1.6 by root, Tue Feb 6 01:09:04 2007 UTC vs.
Revision 1.21 by root, Thu Dec 6 02:44:48 2007 UTC

1/* solaris */ 1#include "xthread.h"
2#define _POSIX_PTHREAD_SEMANTICS 1
3
4#if __linux && !defined(_GNU_SOURCE)
5# define _GNU_SOURCE
6#endif
7
8/* just in case */
9#define _REENTRANT 1
10 2
11#include <errno.h> 3#include <errno.h>
12 4
13#include "EXTERN.h" 5#include "EXTERN.h"
14#include "perl.h" 6#include "perl.h"
15#include "XSUB.h" 7#include "XSUB.h"
16 8
17#include <pthread.h> 9// perl stupidly defines these as macros, breaking
10// lots and lots of code.
11#undef open
12#undef close
13#undef abort
14#undef malloc
15#undef free
16#undef send
18 17
19#include <stddef.h> 18#include <stddef.h>
20#include <stdlib.h> 19#include <stdlib.h>
21#include <errno.h> 20#include <errno.h>
22#include <sys/time.h>
23#include <sys/types.h> 21#include <sys/types.h>
24#include <limits.h> 22#include <limits.h>
25#include <unistd.h>
26#include <fcntl.h> 23#include <fcntl.h>
27 24
25#ifndef _WIN32
26# include <sys/time.h>
27# include <unistd.h>
28#endif
29
28#include <db.h> 30#include <db.h>
31
32#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4)
33# error you need Berkeley DB 4.4 or newer installed
34#endif
29 35
30/* number of seconds after which idle threads exit */ 36/* number of seconds after which idle threads exit */
31#define IDLE_TIMEOUT 10 37#define IDLE_TIMEOUT 10
32 38
33/* wether word reads are potentially non-atomic.
34 * this is conservatice, likely most arches this runs
35 * on have atomic word read/writes.
36 */
37#ifndef WORDACCESS_UNSAFE
38# if __i386 || __x86_64
39# define WORDACCESS_UNSAFE 0
40# else
41# define WORDACCESS_UNSAFE 1
42# endif
43#endif
44
45typedef DB_ENV DB_ENV_ornull; 39typedef DB_ENV DB_ENV_ornull;
46typedef DB_TXN DB_TXN_ornull; 40typedef DB_TXN DB_TXN_ornull;
47typedef DBC DBC_ornull; 41typedef DBC DBC_ornull;
48typedef DB DB_ornull; 42typedef DB DB_ornull;
43typedef DB_SEQUENCE DB_SEQUENCE_ornull;
49 44
50typedef SV SV8; /* byte-sv, used for argument-checking */ 45typedef SV SV8; /* byte-sv, used for argument-checking */
51typedef char *octetstring; 46typedef char *octetstring;
52 47
53static SV *prepare_cb; 48static SV *prepare_cb;
54 49
50#if DB_VERSION_MINOR >= 6
51# define c_close close
52# define c_count count
53# define c_del del
54# define c_dup dup
55# define c_get get
56# define c_pget pget
57# define c_put put
58#endif
59
60static void
61debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
62{
63 printf ("err[%s]\n", msg);
64}
65
66static void
67debug_msgcall (const DB_ENV *dbenv, const char *msg)
68{
69 printf ("msg[%s]\n", msg);
70}
71
55static inline char * 72static char *
56strdup_ornull (const char *s) 73strdup_ornull (const char *s)
57{ 74{
58 return s ? strdup (s) : 0; 75 return s ? strdup (s) : 0;
59} 76}
60 77
61static inline void 78static void
62sv_to_dbt (DBT *dbt, SV *sv) 79sv_to_dbt (DBT *dbt, SV *sv)
63{ 80{
64 STRLEN len; 81 STRLEN len;
65 char *data = SvPVbyte (sv, len); 82 char *data = SvPVbyte (sv, len);
66 83
… …
68 memcpy (dbt->data, data, len); 85 memcpy (dbt->data, data, len);
69 dbt->size = len; 86 dbt->size = len;
70 dbt->flags = DB_DBT_REALLOC; 87 dbt->flags = DB_DBT_REALLOC;
71} 88}
72 89
73static inline void 90static void
74dbt_to_sv (SV *sv, DBT *dbt) 91dbt_to_sv (SV *sv, DBT *dbt)
75{ 92{
76 if (sv) 93 if (sv)
77 { 94 {
78 SvREADONLY_off (sv); 95 SvREADONLY_off (sv);
… …
83 free (dbt->data); 100 free (dbt->data);
84} 101}
85 102
86enum { 103enum {
87 REQ_QUIT, 104 REQ_QUIT,
88 REQ_ENV_OPEN, REQ_ENV_CLOSE, 105 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
89 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, 106 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,
107 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC,
108 REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
90 REQ_TXN_COMMIT, REQ_TXN_ABORT, 109 REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
91 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL, 110 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
111 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
92}; 112};
93 113
94typedef struct aio_cb 114typedef struct aio_cb
95{ 115{
96 struct aio_cb *volatile next; 116 struct aio_cb *volatile next;
… …
107 U32 uint1, uint2; 127 U32 uint1, uint2;
108 char *buf1, *buf2; 128 char *buf1, *buf2;
109 SV *sv1, *sv2, *sv3; 129 SV *sv1, *sv2, *sv3;
110 130
111 DBT dbt1, dbt2, dbt3; 131 DBT dbt1, dbt2, dbt3;
132 DB_KEY_RANGE key_range;
133 DB_SEQUENCE *seq;
134 db_seq_t seq_t;
112} aio_cb; 135} aio_cb;
113 136
114typedef aio_cb *aio_req; 137typedef aio_cb *aio_req;
115 138
116enum { 139enum {
… …
136 159
137static int next_pri = DEFAULT_PRI + PRI_BIAS; 160static int next_pri = DEFAULT_PRI + PRI_BIAS;
138 161
139static unsigned int started, idle, wanted; 162static unsigned int started, idle, wanted;
140 163
141#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
142# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
143#else
144# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
145#endif
146
147#define LOCK(mutex) pthread_mutex_lock (&(mutex))
148#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
149
150/* worker threads management */ 164/* worker threads management */
151static pthread_mutex_t wrklock = AIO_MUTEX_INIT; 165static mutex_t wrklock = X_MUTEX_INIT;
152 166
153typedef struct worker { 167typedef struct worker {
154 /* locked by wrklock */ 168 /* locked by wrklock */
155 struct worker *prev, *next; 169 struct worker *prev, *next;
156 170
157 pthread_t tid; 171 thread_t tid;
158 172
159 /* locked by reslock, reqlock or wrklock */ 173 /* locked by reslock, reqlock or wrklock */
160 aio_req req; /* currently processed request */ 174 aio_req req; /* currently processed request */
161 void *dbuf; 175 void *dbuf;
162 DIR *dirp; 176 DIR *dirp;
… …
177} 191}
178 192
179static volatile unsigned int nreqs, nready, npending; 193static volatile unsigned int nreqs, nready, npending;
180static volatile unsigned int max_idle = 4; 194static volatile unsigned int max_idle = 4;
181static volatile unsigned int max_outstanding = 0xffffffff; 195static volatile unsigned int max_outstanding = 0xffffffff;
182static int respipe [2]; 196static int respipe_osf [2], respipe [2] = { -1, -1 };
183 197
184static pthread_mutex_t reslock = AIO_MUTEX_INIT; 198static mutex_t reslock = X_MUTEX_INIT;
185static pthread_mutex_t reqlock = AIO_MUTEX_INIT; 199static mutex_t reqlock = X_MUTEX_INIT;
186static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; 200static cond_t reqwait = X_COND_INIT;
187 201
188#if WORDACCESS_UNSAFE 202#if WORDACCESS_UNSAFE
189 203
190static unsigned int get_nready () 204static unsigned int get_nready ()
191{ 205{
192 unsigned int retval; 206 unsigned int retval;
193 207
194 LOCK (reqlock); 208 X_LOCK (reqlock);
195 retval = nready; 209 retval = nready;
196 UNLOCK (reqlock); 210 X_UNLOCK (reqlock);
197 211
198 return retval; 212 return retval;
199} 213}
200 214
201static unsigned int get_npending () 215static unsigned int get_npending ()
202{ 216{
203 unsigned int retval; 217 unsigned int retval;
204 218
205 LOCK (reslock); 219 X_LOCK (reslock);
206 retval = npending; 220 retval = npending;
207 UNLOCK (reslock); 221 X_UNLOCK (reslock);
208 222
209 return retval; 223 return retval;
210} 224}
211 225
212static unsigned int get_nthreads () 226static unsigned int get_nthreads ()
213{ 227{
214 unsigned int retval; 228 unsigned int retval;
215 229
216 LOCK (wrklock); 230 X_LOCK (wrklock);
217 retval = started; 231 retval = started;
218 UNLOCK (wrklock); 232 X_UNLOCK (wrklock);
219 233
220 return retval; 234 return retval;
221} 235}
222 236
223#else 237#else
… …
293 if (SvOK (req->callback)) 307 if (SvOK (req->callback))
294 { 308 {
295 ENTER; 309 ENTER;
296 SAVETMPS; 310 SAVETMPS;
297 PUSHMARK (SP); 311 PUSHMARK (SP);
298 EXTEND (SP, 1);
299 312
300 switch (req->type) 313 switch (req->type)
301 { 314 {
302 case REQ_DB_CLOSE: 315 case REQ_DB_CLOSE:
303 SvREFCNT_dec (req->sv1); 316 SvREFCNT_dec (req->sv1);
… …
312 case REQ_C_PGET: 325 case REQ_C_PGET:
313 dbt_to_sv (req->sv1, &req->dbt1); 326 dbt_to_sv (req->sv1, &req->dbt1);
314 dbt_to_sv (req->sv2, &req->dbt2); 327 dbt_to_sv (req->sv2, &req->dbt2);
315 dbt_to_sv (req->sv3, &req->dbt3); 328 dbt_to_sv (req->sv3, &req->dbt3);
316 break; 329 break;
330
331 case REQ_DB_KEY_RANGE:
332 {
333 AV *av = newAV ();
334
335 av_push (av, newSVnv (req->key_range.less));
336 av_push (av, newSVnv (req->key_range.equal));
337 av_push (av, newSVnv (req->key_range.greater));
338
339 SvREADONLY_off (req->sv1);
340 sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
341 SvREFCNT_dec (req->sv1);
342 }
343 break;
344
345 case REQ_SEQ_GET:
346 SvREADONLY_off (req->sv1);
347
348 if (sizeof (IV) > 4)
349 sv_setiv_mg (req->sv1, (IV)req->seq_t);
350 else
351 sv_setnv_mg (req->sv1, (NV)req->seq_t);
352
353 SvREFCNT_dec (req->sv1);
354 break;
317 } 355 }
318 356
319 errno = req->result; 357 errno = req->result;
320 358
321 PUTBACK; 359 PUTBACK;
… …
334 free (req->buf1); 372 free (req->buf1);
335 free (req->buf2); 373 free (req->buf2);
336 Safefree (req); 374 Safefree (req);
337} 375}
338 376
339static void *aio_proc (void *arg); 377#ifdef USE_SOCKETS_AS_HANDLES
378# define TO_SOCKET(x) (win32_get_osfhandle (x))
379#else
380# define TO_SOCKET(x) (x)
381#endif
382
383static void
384create_respipe ()
385{
386#ifdef _WIN32
387 int arg; /* argg */
388#endif
389 int old_readfd = respipe [0];
390
391 if (respipe [1] >= 0)
392 respipe_close (TO_SOCKET (respipe [1]));
393
394#ifdef _WIN32
395 if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
396#else
397 if (pipe (respipe))
398#endif
399 croak ("unable to initialize result pipe");
400
401 if (old_readfd >= 0)
402 {
403 if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
404 croak ("unable to initialize result pipe(2)");
405
406 respipe_close (respipe [0]);
407 respipe [0] = old_readfd;
408 }
409
410#ifdef _WIN32
411 arg = 1;
412 if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
413 || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
414#else
415 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
416 || fcntl (respipe [1], F_SETFL, O_NONBLOCK))
417#endif
418 croak ("unable to initialize result pipe(3)");
419
420 respipe_osf [0] = TO_SOCKET (respipe [0]);
421 respipe_osf [1] = TO_SOCKET (respipe [1]);
422}
423
424X_THREAD_PROC (bdb_proc);
340 425
341static void start_thread (void) 426static void start_thread (void)
342{ 427{
343 sigset_t fullsigset, oldsigset;
344 pthread_attr_t attr;
345
346 worker *wrk = calloc (1, sizeof (worker)); 428 worker *wrk = calloc (1, sizeof (worker));
347 429
348 if (!wrk) 430 if (!wrk)
349 croak ("unable to allocate worker thread data"); 431 croak ("unable to allocate worker thread data");
350 432
351 pthread_attr_init (&attr);
352 pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
353#ifdef PTHREAD_SCOPE_PROCESS
354 pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
355#endif
356
357 sigfillset (&fullsigset);
358
359 LOCK (wrklock); 433 X_LOCK (wrklock);
360 pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
361
362 if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) 434 if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
363 { 435 {
364 wrk->prev = &wrk_first; 436 wrk->prev = &wrk_first;
365 wrk->next = wrk_first.next; 437 wrk->next = wrk_first.next;
366 wrk_first.next->prev = wrk; 438 wrk_first.next->prev = wrk;
367 wrk_first.next = wrk; 439 wrk_first.next = wrk;
368 ++started; 440 ++started;
369 } 441 }
370 else 442 else
371 free (wrk); 443 free (wrk);
372 444
373 pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
374 UNLOCK (wrklock); 445 X_UNLOCK (wrklock);
375} 446}
376 447
377static void maybe_start_thread () 448static void maybe_start_thread ()
378{ 449{
379 if (get_nthreads () >= wanted) 450 if (get_nthreads () >= wanted)
… …
391 SV *wait_callback = 0; 462 SV *wait_callback = 0;
392 463
393 // synthesize callback if none given 464 // synthesize callback if none given
394 if (!SvOK (req->callback)) 465 if (!SvOK (req->callback))
395 { 466 {
467 int count;
468
396 dSP; 469 dSP;
397 PUSHMARK (SP); 470 PUSHMARK (SP);
398 PUTBACK; 471 PUTBACK;
399 int count = call_sv (prepare_cb, G_ARRAY); 472 count = call_sv (prepare_cb, G_ARRAY);
400 SPAGAIN; 473 SPAGAIN;
401 474
402 if (count != 2) 475 if (count != 2)
403 croak ("prepare callback must return exactly two values\n"); 476 croak ("prepare callback must return exactly two values\n");
404 477
… …
407 req->callback = SvREFCNT_inc (POPs); 480 req->callback = SvREFCNT_inc (POPs);
408 } 481 }
409 482
410 ++nreqs; 483 ++nreqs;
411 484
412 LOCK (reqlock); 485 X_LOCK (reqlock);
413 ++nready; 486 ++nready;
414 reqq_push (&req_queue, req); 487 reqq_push (&req_queue, req);
415 pthread_cond_signal (&reqwait); 488 X_COND_SIGNAL (reqwait);
416 UNLOCK (reqlock); 489 X_UNLOCK (reqlock);
417 490
418 maybe_start_thread (); 491 maybe_start_thread ();
419 492
420 if (wait_callback) 493 if (wait_callback)
421 { 494 {
… …
434 Newz (0, req, 1, aio_cb); 507 Newz (0, req, 1, aio_cb);
435 508
436 req->type = REQ_QUIT; 509 req->type = REQ_QUIT;
437 req->pri = PRI_MAX + PRI_BIAS; 510 req->pri = PRI_MAX + PRI_BIAS;
438 511
439 LOCK (reqlock); 512 X_LOCK (reqlock);
440 reqq_push (&req_queue, req); 513 reqq_push (&req_queue, req);
441 pthread_cond_signal (&reqwait); 514 X_COND_SIGNAL (reqwait);
442 UNLOCK (reqlock); 515 X_UNLOCK (reqlock);
443 516
444 LOCK (wrklock); 517 X_LOCK (wrklock);
445 --started; 518 --started;
446 UNLOCK (wrklock); 519 X_UNLOCK (wrklock);
447} 520}
448 521
449static void set_max_idle (int nthreads) 522static void set_max_idle (int nthreads)
450{ 523{
451 if (WORDACCESS_UNSAFE) LOCK (reqlock); 524 if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
452 max_idle = nthreads <= 0 ? 1 : nthreads; 525 max_idle = nthreads <= 0 ? 1 : nthreads;
453 if (WORDACCESS_UNSAFE) UNLOCK (reqlock); 526 if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
454} 527}
455 528
456static void min_parallel (int nthreads) 529static void min_parallel (int nthreads)
457{ 530{
458 if (wanted < nthreads) 531 if (wanted < nthreads)
… …
473 fd_set rfd; 546 fd_set rfd;
474 547
475 while (nreqs) 548 while (nreqs)
476 { 549 {
477 int size; 550 int size;
478 if (WORDACCESS_UNSAFE) LOCK (reslock); 551 if (WORDACCESS_UNSAFE) X_LOCK (reslock);
479 size = res_queue.size; 552 size = res_queue.size;
480 if (WORDACCESS_UNSAFE) UNLOCK (reslock); 553 if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
481 554
482 if (size) 555 if (size)
483 return; 556 return;
484 557
485 maybe_start_thread (); 558 maybe_start_thread ();
486 559
487 FD_ZERO(&rfd); 560 FD_ZERO (&rfd);
488 FD_SET(respipe [0], &rfd); 561 FD_SET (respipe [0], &rfd);
489 562
490 select (respipe [0] + 1, &rfd, 0, 0, 0); 563 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
491 } 564 }
492} 565}
493 566
494static int poll_cb () 567static int poll_cb ()
495{ 568{
… …
507 { 580 {
508 for (;;) 581 for (;;)
509 { 582 {
510 maybe_start_thread (); 583 maybe_start_thread ();
511 584
512 LOCK (reslock); 585 X_LOCK (reslock);
513 req = reqq_shift (&res_queue); 586 req = reqq_shift (&res_queue);
514 587
515 if (req) 588 if (req)
516 { 589 {
517 --npending; 590 --npending;
518 591
519 if (!res_queue.size) 592 if (!res_queue.size)
520 { 593 {
521 /* read any signals sent by the worker threads */ 594 /* read any signals sent by the worker threads */
522 char buf [4]; 595 char buf [4];
523 while (read (respipe [0], buf, 4) == 4) 596 while (respipe_read (respipe [0], buf, 4) == 4)
524 ; 597 ;
525 } 598 }
526 } 599 }
527 600
528 UNLOCK (reslock); 601 X_UNLOCK (reslock);
529 602
530 if (!req) 603 if (!req)
531 break; 604 break;
532 605
533 --nreqs; 606 --nreqs;
… …
563 } 636 }
564 637
565 return count; 638 return count;
566} 639}
567 640
568static void create_pipe ()
569{
570 if (pipe (respipe))
571 croak ("unable to initialize result pipe");
572
573 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
574 croak ("cannot set result pipe to nonblocking mode");
575
576 if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
577 croak ("cannot set result pipe to nonblocking mode");
578}
579
580/*****************************************************************************/ 641/*****************************************************************************/
581 642
582static void *aio_proc (void *thr_arg) 643X_THREAD_PROC (bdb_proc)
583{ 644{
584 aio_req req; 645 aio_req req;
585 struct timespec ts; 646 struct timespec ts;
586 worker *self = (worker *)thr_arg; 647 worker *self = (worker *)thr_arg;
587 648
588 /* try to distribute timeouts somewhat evenly */ 649 /* try to distribute timeouts somewhat evenly */
589 ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL) 650 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
590 * (1000000000UL / 1024UL);
591 651
592 for (;;) 652 for (;;)
593 { 653 {
594 ts.tv_sec = time (0) + IDLE_TIMEOUT; 654 ts.tv_sec = time (0) + IDLE_TIMEOUT;
595 655
596 LOCK (reqlock); 656 X_LOCK (reqlock);
597 657
598 for (;;) 658 for (;;)
599 { 659 {
600 self->req = req = reqq_shift (&req_queue); 660 self->req = req = reqq_shift (&req_queue);
601 661
602 if (req) 662 if (req)
603 break; 663 break;
604 664
605 ++idle; 665 ++idle;
606 666
607 if (pthread_cond_timedwait (&reqwait, &reqlock, &ts) 667 if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
608 == ETIMEDOUT) 668 == ETIMEDOUT)
609 { 669 {
610 if (idle > max_idle) 670 if (idle > max_idle)
611 { 671 {
612 --idle; 672 --idle;
613 UNLOCK (reqlock); 673 X_UNLOCK (reqlock);
614 LOCK (wrklock); 674 X_LOCK (wrklock);
615 --started; 675 --started;
616 UNLOCK (wrklock); 676 X_UNLOCK (wrklock);
617 goto quit; 677 goto quit;
618 } 678 }
619 679
620 /* we are allowed to idle, so do so without any timeout */ 680 /* we are allowed to idle, so do so without any timeout */
621 pthread_cond_wait (&reqwait, &reqlock); 681 X_COND_WAIT (reqwait, reqlock);
622 ts.tv_sec = time (0) + IDLE_TIMEOUT; 682 ts.tv_sec = time (0) + IDLE_TIMEOUT;
623 } 683 }
624 684
625 --idle; 685 --idle;
626 } 686 }
627 687
628 --nready; 688 --nready;
629 689
630 UNLOCK (reqlock); 690 X_UNLOCK (reqlock);
631 691
632 switch (req->type) 692 switch (req->type)
633 { 693 {
634 case REQ_QUIT: 694 case REQ_QUIT:
695 req->result = ENOSYS;
635 goto quit; 696 goto quit;
636 697
637 case REQ_ENV_OPEN: 698 case REQ_ENV_OPEN:
638 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1); 699 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
639 break; 700 break;
640 701
641 case REQ_ENV_CLOSE: 702 case REQ_ENV_CLOSE:
642 req->result = req->env->close (req->env, req->uint1); 703 req->result = req->env->close (req->env, req->uint1);
643 break; 704 break;
644 705
706 case REQ_ENV_TXN_CHECKPOINT:
707 req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
708 break;
709
710 case REQ_ENV_LOCK_DETECT:
711 req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
712 break;
713
714 case REQ_ENV_MEMP_SYNC:
715 req->result = req->env->memp_sync (req->env, 0);
716 break;
717
718 case REQ_ENV_MEMP_TRICKLE:
719 req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
720 break;
721
645 case REQ_DB_OPEN: 722 case REQ_DB_OPEN:
646 req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2); 723 req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
647 break; 724 break;
648 725
649 case REQ_DB_CLOSE: 726 case REQ_DB_CLOSE:
… …
672 749
673 case REQ_DB_DEL: 750 case REQ_DB_DEL:
674 req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1); 751 req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
675 break; 752 break;
676 753
754 case REQ_DB_KEY_RANGE:
755 req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
756 break;
757
677 case REQ_TXN_COMMIT: 758 case REQ_TXN_COMMIT:
678 req->result = req->txn->commit (req->txn, req->uint1); 759 req->result = req->txn->commit (req->txn, req->uint1);
679 break; 760 break;
680 761
681 case REQ_TXN_ABORT: 762 case REQ_TXN_ABORT:
682 req->result = req->txn->abort (req->txn); 763 req->result = req->txn->abort (req->txn);
764 break;
765
766 case REQ_TXN_FINISH:
767 if (req->txn->flags & TXN_DEADLOCK)
768 {
769 req->result = req->txn->abort (req->txn);
770 if (!req->result)
771 req->result = DB_LOCK_DEADLOCK;
772 }
773 else
774 req->result = req->txn->commit (req->txn, req->uint1);
683 break; 775 break;
684 776
685 case REQ_C_CLOSE: 777 case REQ_C_CLOSE:
686 req->result = req->dbc->c_close (req->dbc); 778 req->result = req->dbc->c_close (req->dbc);
687 break; 779 break;
… …
708 800
709 case REQ_C_DEL: 801 case REQ_C_DEL:
710 req->result = req->dbc->c_del (req->dbc, req->uint1); 802 req->result = req->dbc->c_del (req->dbc, req->uint1);
711 break; 803 break;
712 804
805 case REQ_SEQ_OPEN:
806 req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
807 break;
808
809 case REQ_SEQ_CLOSE:
810 req->result = req->seq->close (req->seq, req->uint1);
811 break;
812
813 case REQ_SEQ_GET:
814 req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
815 break;
816
817 case REQ_SEQ_REMOVE:
818 req->result = req->seq->remove (req->seq, req->txn, req->uint1);
819 break;
820
713 default: 821 default:
714 req->result = ENOSYS; 822 req->result = ENOSYS;
715 break; 823 break;
716 } 824 }
717 825
826 if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
827 req->txn->flags |= TXN_DEADLOCK;
828
718 LOCK (reslock); 829 X_LOCK (reslock);
719 830
720 ++npending; 831 ++npending;
721 832
722 if (!reqq_push (&res_queue, req)) 833 if (!reqq_push (&res_queue, req))
723 /* write a dummy byte to the pipe so fh becomes ready */ 834 /* write a dummy byte to the pipe so fh becomes ready */
724 write (respipe [1], &respipe, 1); 835 respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
725 836
726 self->req = 0; 837 self->req = 0;
727 worker_clear (self); 838 worker_clear (self);
728 839
729 UNLOCK (reslock); 840 X_UNLOCK (reslock);
730 } 841 }
731 842
732quit: 843quit:
733 LOCK (wrklock); 844 X_LOCK (wrklock);
734 worker_free (self); 845 worker_free (self);
735 UNLOCK (wrklock); 846 X_UNLOCK (wrklock);
736 847
737 return 0; 848 return 0;
738} 849}
739 850
740/*****************************************************************************/ 851/*****************************************************************************/
741 852
742static void atfork_prepare (void) 853static void atfork_prepare (void)
743{ 854{
744 LOCK (wrklock); 855 X_LOCK (wrklock);
745 LOCK (reqlock); 856 X_LOCK (reqlock);
746 LOCK (reslock); 857 X_LOCK (reslock);
747} 858}
748 859
749static void atfork_parent (void) 860static void atfork_parent (void)
750{ 861{
751 UNLOCK (reslock); 862 X_UNLOCK (reslock);
752 UNLOCK (reqlock); 863 X_UNLOCK (reqlock);
753 UNLOCK (wrklock); 864 X_UNLOCK (wrklock);
754} 865}
755 866
756static void atfork_child (void) 867static void atfork_child (void)
757{ 868{
758 aio_req prv; 869 aio_req prv;
… …
778 idle = 0; 889 idle = 0;
779 nreqs = 0; 890 nreqs = 0;
780 nready = 0; 891 nready = 0;
781 npending = 0; 892 npending = 0;
782 893
783 close (respipe [0]);
784 close (respipe [1]);
785 create_pipe (); 894 create_respipe ();
786 895
787 atfork_parent (); 896 atfork_parent ();
788} 897}
789 898
790#define dREQ(reqtype) \ 899#define dREQ(reqtype) \
… …
808 917
809#define SvPTR(var, arg, type, class, nullok) \ 918#define SvPTR(var, arg, type, class, nullok) \
810 if (!SvOK (arg)) \ 919 if (!SvOK (arg)) \
811 { \ 920 { \
812 if (!nullok) \ 921 if (!nullok) \
813 Perl_croak (# var " must be a " # class " object, not undef"); \ 922 croak (# var " must be a " # class " object, not undef"); \
814 \ 923 \
815 (var) = 0; \ 924 (var) = 0; \
816 } \ 925 } \
817 else if (sv_derived_from ((arg), # class)) \ 926 else if (sv_derived_from ((arg), # class)) \
818 { \ 927 { \
819 IV tmp = SvIV ((SV*) SvRV (arg)); \ 928 IV tmp = SvIV ((SV*) SvRV (arg)); \
820 (var) = INT2PTR (type, tmp); \ 929 (var) = INT2PTR (type, tmp); \
821 if (!var) \ 930 if (!var) \
822 Perl_croak (# var " is not a valid " # class " object anymore"); \ 931 croak (# var " is not a valid " # class " object anymore"); \
823 } \ 932 } \
824 else \ 933 else \
825 Perl_croak (# var " is not of type " # class); \ 934 croak (# var " is not of type " # class); \
826 \ 935 \
827 936
828static void 937static void
829ptr_nuke (SV *sv) 938ptr_nuke (SV *sv)
830{ 939{
… …
854 const_iv (INIT_TXN) 963 const_iv (INIT_TXN)
855 const_iv (RECOVER) 964 const_iv (RECOVER)
856 const_iv (INIT_TXN) 965 const_iv (INIT_TXN)
857 const_iv (RECOVER_FATAL) 966 const_iv (RECOVER_FATAL)
858 const_iv (CREATE) 967 const_iv (CREATE)
968 const_iv (RDONLY)
859 const_iv (USE_ENVIRON) 969 const_iv (USE_ENVIRON)
860 const_iv (USE_ENVIRON_ROOT) 970 const_iv (USE_ENVIRON_ROOT)
861 const_iv (LOCKDOWN) 971 const_iv (LOCKDOWN)
862 const_iv (PRIVATE) 972 const_iv (PRIVATE)
863 const_iv (REGISTER) 973 const_iv (REGISTER)
… …
869 const_iv (DSYNC_DB) 979 const_iv (DSYNC_DB)
870 const_iv (DSYNC_LOG) 980 const_iv (DSYNC_LOG)
871 const_iv (LOG_AUTOREMOVE) 981 const_iv (LOG_AUTOREMOVE)
872 const_iv (LOG_INMEMORY) 982 const_iv (LOG_INMEMORY)
873 const_iv (NOLOCKING) 983 const_iv (NOLOCKING)
874 const_iv (MULTIVERSION)
875 const_iv (NOMMAP) 984 const_iv (NOMMAP)
876 const_iv (NOPANIC) 985 const_iv (NOPANIC)
877 const_iv (OVERWRITE) 986 const_iv (OVERWRITE)
878 const_iv (PANIC_ENVIRONMENT) 987 const_iv (PANIC_ENVIRONMENT)
879 const_iv (REGION_INIT) 988 const_iv (REGION_INIT)
880 const_iv (TIME_NOTGRANTED) 989 const_iv (TIME_NOTGRANTED)
881 const_iv (TXN_NOSYNC) 990 const_iv (TXN_NOSYNC)
882 const_iv (TXN_SNAPSHOT) 991 const_iv (TXN_NOT_DURABLE)
883 const_iv (TXN_WRITE_NOSYNC) 992 const_iv (TXN_WRITE_NOSYNC)
884 const_iv (WRITECURSOR) 993 const_iv (WRITECURSOR)
885 const_iv (YIELDCPU) 994 const_iv (YIELDCPU)
886 const_iv (ENCRYPT_AES) 995 const_iv (ENCRYPT_AES)
887 const_iv (XA_CREATE) 996 const_iv (XA_CREATE)
… …
895 const_iv (READ_UNCOMMITTED) 1004 const_iv (READ_UNCOMMITTED)
896 const_iv (TRUNCATE) 1005 const_iv (TRUNCATE)
897 const_iv (NOSYNC) 1006 const_iv (NOSYNC)
898 const_iv (CHKSUM) 1007 const_iv (CHKSUM)
899 const_iv (ENCRYPT) 1008 const_iv (ENCRYPT)
900 const_iv (TXN_NOT_DURABLE)
901 const_iv (DUP) 1009 const_iv (DUP)
902 const_iv (DUPSORT) 1010 const_iv (DUPSORT)
903 const_iv (RECNUM) 1011 const_iv (RECNUM)
904 const_iv (RENUMBER) 1012 const_iv (RENUMBER)
905 const_iv (REVSPLITOFF) 1013 const_iv (REVSPLITOFF)
… …
930 const_iv (APPEND) 1038 const_iv (APPEND)
931 const_iv (NODUPDATA) 1039 const_iv (NODUPDATA)
932 const_iv (NOOVERWRITE) 1040 const_iv (NOOVERWRITE)
933 1041
934 const_iv (TXN_NOWAIT) 1042 const_iv (TXN_NOWAIT)
935 const_iv (TXN_SNAPSHOT)
936 const_iv (TXN_SYNC) 1043 const_iv (TXN_SYNC)
937 1044
938 const_iv (SET_LOCK_TIMEOUT) 1045 const_iv (SET_LOCK_TIMEOUT)
939 const_iv (SET_TXN_TIMEOUT) 1046 const_iv (SET_TXN_TIMEOUT)
940 1047
… …
952 const_iv (AFTER) 1059 const_iv (AFTER)
953 const_iv (CURRENT) 1060 const_iv (CURRENT)
954 const_iv (KEYFIRST) 1061 const_iv (KEYFIRST)
955 const_iv (KEYLAST) 1062 const_iv (KEYLAST)
956 const_iv (NODUPDATA) 1063 const_iv (NODUPDATA)
1064
1065 const_iv (FORCE)
1066
1067 const_iv (LOCK_DEFAULT)
1068 const_iv (LOCK_EXPIRE)
1069 const_iv (LOCK_MAXLOCKS)
1070 const_iv (LOCK_MAXWRITE)
1071 const_iv (LOCK_MINLOCKS)
1072 const_iv (LOCK_MINWRITE)
1073 const_iv (LOCK_OLDEST)
1074 const_iv (LOCK_RANDOM)
1075 const_iv (LOCK_YOUNGEST)
1076
1077 const_iv (SEQ_DEC)
1078 const_iv (SEQ_INC)
1079 const_iv (SEQ_WRAP)
1080
1081 const_iv (BUFFER_SMALL)
1082 const_iv (DONOTINDEX)
1083 const_iv (KEYEMPTY )
1084 const_iv (KEYEXIST )
1085 const_iv (LOCK_DEADLOCK)
1086 const_iv (LOCK_NOTGRANTED)
1087 const_iv (LOG_BUFFER_FULL)
1088 const_iv (NOSERVER)
1089 const_iv (NOSERVER_HOME)
1090 const_iv (NOSERVER_ID)
1091 const_iv (NOTFOUND)
1092 const_iv (OLD_VERSION)
1093 const_iv (PAGE_NOTFOUND)
1094 const_iv (REP_DUPMASTER)
1095 const_iv (REP_HANDLE_DEAD)
1096 const_iv (REP_HOLDELECTION)
1097 const_iv (REP_IGNORE)
1098 const_iv (REP_ISPERM)
1099 const_iv (REP_JOIN_FAILURE)
1100 const_iv (REP_LOCKOUT)
1101 const_iv (REP_NEWMASTER)
1102 const_iv (REP_NEWSITE)
1103 const_iv (REP_NOTPERM)
1104 const_iv (REP_UNAVAIL)
1105 const_iv (RUNRECOVERY)
1106 const_iv (SECONDARY_BAD)
1107 const_iv (VERIFY_BAD)
1108 const_iv (VERSION_MISMATCH)
1109
1110 const_iv (VERB_DEADLOCK)
1111 const_iv (VERB_RECOVERY)
1112 const_iv (VERB_REGISTER)
1113 const_iv (VERB_REPLICATION)
1114 const_iv (VERB_WAITSFOR)
1115
1116 const_iv (VERSION_MAJOR)
1117 const_iv (VERSION_MINOR)
1118 const_iv (VERSION_PATCH)
1119#if DB_VERSION_MINOR >= 5
1120 const_iv (MULTIVERSION)
1121 const_iv (TXN_SNAPSHOT)
1122#endif
1123#if DB_VERSION_MINOR >= 6
1124 const_iv (PREV_DUP)
1125# if 0
1126 const_iv (PRIORITY_UNCHANGED)
1127 const_iv (PRIORITY_VERY_LOW)
1128 const_iv (PRIORITY_LOW)
1129 const_iv (PRIORITY_DEFAULT)
1130 const_iv (PRIORITY_HIGH)
1131 const_iv (PRIORITY_VERY_HIGH)
1132# endif
1133#endif
957 }; 1134 };
958 1135
959 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1136 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
960 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1137 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
961 1138
962 create_pipe (); 1139 newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));
1140 newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1141
1142 create_respipe ();
1143
963 pthread_atfork (atfork_prepare, atfork_parent, atfork_child); 1144 X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1145#ifdef _WIN32
1146 X_MUTEX_CHECK (wrklock);
1147 X_MUTEX_CHECK (reslock);
1148 X_MUTEX_CHECK (reqlock);
1149
1150 X_COND_CHECK (reqwait);
1151#endif
964} 1152}
965 1153
966void 1154void
967max_poll_reqs (int nreqs) 1155max_poll_reqs (int nreqs)
968 PROTOTYPE: $ 1156 PROTOTYPE: $
… …
1087 1275
1088int 1276int
1089nthreads () 1277nthreads ()
1090 PROTOTYPE: 1278 PROTOTYPE:
1091 CODE: 1279 CODE:
1092 if (WORDACCESS_UNSAFE) LOCK (wrklock); 1280 if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1093 RETVAL = started; 1281 RETVAL = started;
1094 if (WORDACCESS_UNSAFE) UNLOCK (wrklock); 1282 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1095 OUTPUT: 1283 OUTPUT:
1096 RETVAL 1284 RETVAL
1097 1285
1098void 1286void
1099set_sync_prepare (SV *cb) 1287set_sync_prepare (SV *cb)
1100 PROTOTYPE: & 1288 PROTOTYPE: &
1101 CODE: 1289 CODE:
1102 SvREFCNT_dec (prepare_cb); 1290 SvREFCNT_dec (prepare_cb);
1103 prepare_cb = newSVsv (cb); 1291 prepare_cb = newSVsv (cb);
1292
1293char *
1294strerror (int errorno = errno)
1295 PROTOTYPE: ;$
1296 CODE:
1297 RETVAL = db_strerror (errorno);
1298 OUTPUT:
1299 RETVAL
1104 1300
1105DB_ENV * 1301DB_ENV *
1106db_env_create (U32 env_flags = 0) 1302db_env_create (U32 env_flags = 0)
1107 CODE: 1303 CODE:
1108{ 1304{
1109 errno = db_env_create (&RETVAL, env_flags); 1305 errno = db_env_create (&RETVAL, env_flags);
1110 if (errno) 1306 if (errno)
1111 croak ("db_env_create: %s", db_strerror (errno)); 1307 croak ("db_env_create: %s", db_strerror (errno));
1308
1309 if (0)
1310 {
1311 RETVAL->set_errcall (RETVAL, debug_errcall);
1312 RETVAL->set_msgcall (RETVAL, debug_msgcall);
1313 }
1112} 1314}
1113 OUTPUT: 1315 OUTPUT:
1114 RETVAL 1316 RETVAL
1115 1317
1116void 1318void
1117db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) 1319db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)
1118 CODE: 1320 CODE:
1119{ 1321{
1120 dREQ (REQ_ENV_OPEN); 1322 dREQ (REQ_ENV_OPEN);
1323
1324 env->set_thread_count (env, wanted + 2);
1325
1121 req->env = env; 1326 req->env = env;
1122 req->uint1 = open_flags | DB_THREAD; 1327 req->uint1 = open_flags | DB_THREAD;
1123 req->int1 = mode; 1328 req->int1 = mode;
1124 req->buf1 = strdup_ornull (db_home); 1329 req->buf1 = strdup_ornull (db_home);
1125 REQ_SEND; 1330 REQ_SEND;
… …
1133 req->env = env; 1338 req->env = env;
1134 req->uint1 = flags; 1339 req->uint1 = flags;
1135 REQ_SEND; 1340 REQ_SEND;
1136 ptr_nuke (ST (0)); 1341 ptr_nuke (ST (0));
1137} 1342}
1343
1344void
1345db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
1346 CODE:
1347{
1348 dREQ (REQ_ENV_TXN_CHECKPOINT);
1349 req->env = env;
1350 req->uint1 = kbyte;
1351 req->int1 = min;
1352 req->uint2 = flags;
1353 REQ_SEND;
1354}
1355
1356void
1357db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef)
1358 CODE:
1359{
1360 dREQ (REQ_ENV_LOCK_DETECT);
1361 req->env = env;
1362 req->uint1 = flags;
1363 req->uint2 = atype;
1364 REQ_SEND;
1365}
1366
1367void
1368db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)
1369 CODE:
1370{
1371 dREQ (REQ_ENV_MEMP_SYNC);
1372 req->env = env;
1373 REQ_SEND;
1374}
1375
1376void
1377db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)
1378 CODE:
1379{
1380 dREQ (REQ_ENV_MEMP_TRICKLE);
1381 req->env = env;
1382 req->int1 = percent;
1383 REQ_SEND;
1384}
1385
1138 1386
1139DB * 1387DB *
1140db_create (DB_ENV *env = 0, U32 flags = 0) 1388db_create (DB_ENV *env = 0, U32 flags = 0)
1141 CODE: 1389 CODE:
1142{ 1390{
… …
1199 req->uint1 = flags; 1447 req->uint1 = flags;
1200 REQ_SEND; 1448 REQ_SEND;
1201} 1449}
1202 1450
1203void 1451void
1452db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)
1453 CODE:
1454{
1455 dREQ (REQ_DB_KEY_RANGE);
1456 req->db = db;
1457 req->txn = txn;
1458 sv_to_dbt (&req->dbt1, key);
1459 req->uint1 = flags;
1460 req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1461 REQ_SEND;
1462}
1463
1464void
1204db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1465db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1205 CODE: 1466 CODE:
1206{ 1467{
1207 dREQ (REQ_DB_PUT); 1468 dREQ (REQ_DB_PUT);
1208 req->db = db; 1469 req->db = db;
… …
1274 REQ_SEND; 1535 REQ_SEND;
1275 ptr_nuke (ST (0)); 1536 ptr_nuke (ST (0));
1276} 1537}
1277 1538
1278void 1539void
1540db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)
1541 CODE:
1542{
1543 dREQ (REQ_TXN_FINISH);
1544 req->txn = txn;
1545 req->uint1 = flags;
1546 REQ_SEND;
1547 ptr_nuke (ST (0));
1548}
1549
1550void
1279db_c_close (DBC *dbc, SV *callback = &PL_sv_undef) 1551db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
1280 CODE: 1552 CODE:
1281{ 1553{
1282 dREQ (REQ_C_CLOSE); 1554 dREQ (REQ_C_CLOSE);
1283 req->dbc = dbc; 1555 req->dbc = dbc;
… …
1369 req->uint1 = flags; 1641 req->uint1 = flags;
1370 REQ_SEND; 1642 REQ_SEND;
1371} 1643}
1372 1644
1373 1645
1646void
1647db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)
1648 CODE:
1649{
1650 dREQ (REQ_SEQ_OPEN);
1651 req->seq = seq;
1652 req->txn = txnid;
1653 req->uint1 = flags | DB_THREAD;
1654 sv_to_dbt (&req->dbt1, key);
1655 REQ_SEND;
1656}
1657
1658void
1659db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)
1660 CODE:
1661{
1662 dREQ (REQ_SEQ_CLOSE);
1663 req->seq = seq;
1664 req->uint1 = flags;
1665 REQ_SEND;
1666 ptr_nuke (ST (0));
1667}
1668
1669void
1670db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = &PL_sv_undef)
1671 CODE:
1672{
1673 dREQ (REQ_SEQ_GET);
1674 req->seq = seq;
1675 req->txn = txnid;
1676 req->int1 = delta;
1677 req->uint1 = flags;
1678 req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1679 REQ_SEND;
1680}
1681
1682void
1683db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
1684 CODE:
1685{
1686 dREQ (REQ_SEQ_REMOVE);
1687 req->seq = seq;
1688 req->txn = txnid;
1689 req->uint1 = flags;
1690 REQ_SEND;
1691}
1692
1693
1374MODULE = BDB PACKAGE = BDB::Env 1694MODULE = BDB PACKAGE = BDB::Env
1375 1695
1376void 1696void
1377DESTROY (DB_ENV_ornull *env) 1697DESTROY (DB_ENV_ornull *env)
1378 CODE: 1698 CODE:
1379 if (env) 1699 if (env)
1380 env->close (env, 0); 1700 env->close (env, 0);
1381 1701
1702int set_data_dir (DB_ENV *env, const char *dir)
1703 CODE:
1704 RETVAL = env->set_data_dir (env, dir);
1705 OUTPUT:
1706 RETVAL
1707
1708int set_tmp_dir (DB_ENV *env, const char *dir)
1709 CODE:
1710 RETVAL = env->set_tmp_dir (env, dir);
1711 OUTPUT:
1712 RETVAL
1713
1714int set_lg_dir (DB_ENV *env, const char *dir)
1715 CODE:
1716 RETVAL = env->set_lg_dir (env, dir);
1717 OUTPUT:
1718 RETVAL
1719
1720int set_shm_key (DB_ENV *env, long shm_key)
1721 CODE:
1722 RETVAL = env->set_shm_key (env, shm_key);
1723 OUTPUT:
1724 RETVAL
1725
1382int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0) 1726int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)
1383 CODE: 1727 CODE:
1384 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache); 1728 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1385 OUTPUT: 1729 OUTPUT:
1386 RETVAL 1730 RETVAL
… …
1389 CODE: 1733 CODE:
1390 RETVAL = env->set_flags (env, flags, onoff); 1734 RETVAL = env->set_flags (env, flags, onoff);
1391 OUTPUT: 1735 OUTPUT:
1392 RETVAL 1736 RETVAL
1393 1737
1738void set_errfile (DB_ENV *env, FILE *errfile = 0)
1739 CODE:
1740 env->set_errfile (env, errfile);
1741
1742void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
1743 CODE:
1744 env->set_msgfile (env, msgfile);
1745
1746int set_verbose (DB_ENV *env, U32 which, int onoff = 1)
1747 CODE:
1748 RETVAL = env->set_verbose (env, which, onoff);
1749 OUTPUT:
1750 RETVAL
1751
1394int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) 1752int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)
1395 CODE: 1753 CODE:
1396 RETVAL = env->set_encrypt (env, password, flags); 1754 RETVAL = env->set_encrypt (env, password, flags);
1397 OUTPUT: 1755 OUTPUT:
1398 RETVAL 1756 RETVAL
1399 1757
1400int set_timeout (DB_ENV *env, NV timeout, U32 flags) 1758int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1401 CODE: 1759 CODE:
1402 RETVAL = env->set_timeout (env, timeout * 1000000, flags); 1760 RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1761 OUTPUT:
1762 RETVAL
1763
1764int set_mp_max_openfd (DB_ENV *env, int maxopenfd);
1765 CODE:
1766 RETVAL = env->set_mp_max_openfd (env, maxopenfd);
1767 OUTPUT:
1768 RETVAL
1769
1770int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep);
1771 CODE:
1772 RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep);
1773 OUTPUT:
1774 RETVAL
1775
1776int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb)
1777 CODE:
1778 RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
1779 OUTPUT:
1780 RETVAL
1781
1782int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
1783 CODE:
1784 RETVAL = env->set_lk_detect (env, detect);
1785 OUTPUT:
1786 RETVAL
1787
1788int set_lk_max_lockers (DB_ENV *env, U32 max)
1789 CODE:
1790 RETVAL = env->set_lk_max_lockers (env, max);
1791 OUTPUT:
1792 RETVAL
1793
1794int set_lk_max_locks (DB_ENV *env, U32 max)
1795 CODE:
1796 RETVAL = env->set_lk_max_locks (env, max);
1797 OUTPUT:
1798 RETVAL
1799
1800int set_lk_max_objects (DB_ENV *env, U32 max)
1801 CODE:
1802 RETVAL = env->set_lk_max_objects (env, max);
1803 OUTPUT:
1804 RETVAL
1805
1806int set_lg_bsize (DB_ENV *env, U32 max)
1807 CODE:
1808 RETVAL = env->set_lg_bsize (env, max);
1809 OUTPUT:
1810 RETVAL
1811
1812int set_lg_max (DB_ENV *env, U32 max)
1813 CODE:
1814 RETVAL = env->set_lg_max (env, max);
1403 OUTPUT: 1815 OUTPUT:
1404 RETVAL 1816 RETVAL
1405 1817
1406DB_TXN * 1818DB_TXN *
1407txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) 1819txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
… …
1428 CODE: 1840 CODE:
1429 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); 1841 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1430 OUTPUT: 1842 OUTPUT:
1431 RETVAL 1843 RETVAL
1432 1844
1433int set_flags (DB *db, U32 flags); 1845int set_flags (DB *db, U32 flags)
1434 CODE: 1846 CODE:
1435 RETVAL = db->set_flags (db, flags); 1847 RETVAL = db->set_flags (db, flags);
1436 OUTPUT: 1848 OUTPUT:
1437 RETVAL 1849 RETVAL
1438 1850
… …
1446 CODE: 1858 CODE:
1447 RETVAL = db->set_lorder (db, lorder); 1859 RETVAL = db->set_lorder (db, lorder);
1448 OUTPUT: 1860 OUTPUT:
1449 RETVAL 1861 RETVAL
1450 1862
1451
1452int set_bt_minkey (DB *db, U32 minkey) 1863int set_bt_minkey (DB *db, U32 minkey)
1453 CODE: 1864 CODE:
1454 RETVAL = db->set_bt_minkey (db, minkey); 1865 RETVAL = db->set_bt_minkey (db, minkey);
1455 OUTPUT: 1866 OUTPUT:
1456 RETVAL 1867 RETVAL
1457 1868
1458int set_re_delim(DB *db, int delim); 1869int set_re_delim (DB *db, int delim)
1459 CODE: 1870 CODE:
1460 RETVAL = db->set_re_delim (db, delim); 1871 RETVAL = db->set_re_delim (db, delim);
1461 OUTPUT: 1872 OUTPUT:
1462 RETVAL 1873 RETVAL
1463 1874
… …
1504 if (errno) 1915 if (errno)
1505 croak ("DB->cursor: %s", db_strerror (errno)); 1916 croak ("DB->cursor: %s", db_strerror (errno));
1506 OUTPUT: 1917 OUTPUT:
1507 RETVAL 1918 RETVAL
1508 1919
1920DB_SEQUENCE *
1921sequence (DB *db, U32 flags = 0)
1922 CODE:
1923{
1924 errno = db_sequence_create (&RETVAL, db, flags);
1925 if (errno)
1926 croak ("db_sequence_create: %s", db_strerror (errno));
1927}
1928 OUTPUT:
1929 RETVAL
1930
1509 1931
1510MODULE = BDB PACKAGE = BDB::Txn 1932MODULE = BDB PACKAGE = BDB::Txn
1511 1933
1512void 1934void
1513DESTROY (DB_TXN_ornull *txn) 1935DESTROY (DB_TXN_ornull *txn)
1514 CODE: 1936 CODE:
1515 if (txn) 1937 if (txn)
1516 txn->abort (txn); 1938 txn->abort (txn);
1517 1939
1518int set_timeout (DB_TXN *txn, NV timeout, U32 flags) 1940int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1519 CODE: 1941 CODE:
1520 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); 1942 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1943 OUTPUT:
1944 RETVAL
1945
1946int failed (DB_TXN *txn)
1947 CODE:
1948 RETVAL = !!(txn->flags & TXN_DEADLOCK);
1521 OUTPUT: 1949 OUTPUT:
1522 RETVAL 1950 RETVAL
1523 1951
1524 1952
1525MODULE = BDB PACKAGE = BDB::Cursor 1953MODULE = BDB PACKAGE = BDB::Cursor
… …
1528DESTROY (DBC_ornull *dbc) 1956DESTROY (DBC_ornull *dbc)
1529 CODE: 1957 CODE:
1530 if (dbc) 1958 if (dbc)
1531 dbc->c_close (dbc); 1959 dbc->c_close (dbc);
1532 1960
1961MODULE = BDB PACKAGE = BDB::Sequence
1962
1963void
1964DESTROY (DB_SEQUENCE_ornull *seq)
1965 CODE:
1966 if (seq)
1967 seq->close (seq, 0);
1968
1969int initial_value (DB_SEQUENCE *seq, db_seq_t value)
1970 CODE:
1971 RETVAL = seq->initial_value (seq, value);
1972 OUTPUT:
1973 RETVAL
1974
1975int set_cachesize (DB_SEQUENCE *seq, U32 size)
1976 CODE:
1977 RETVAL = seq->set_cachesize (seq, size);
1978 OUTPUT:
1979 RETVAL
1980
1981int set_flags (DB_SEQUENCE *seq, U32 flags)
1982 CODE:
1983 RETVAL = seq->set_flags (seq, flags);
1984 OUTPUT:
1985 RETVAL
1986
1987int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max)
1988 CODE:
1989 RETVAL = seq->set_range (seq, min, max);
1990 OUTPUT:
1991 RETVAL
1992

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