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Comparing BDB/BDB.xs (file contents):
Revision 1.5 by root, Mon Feb 5 23:46:15 2007 UTC vs.
Revision 1.13 by root, Sun Jul 8 11:12:12 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
55static inline char * 50static char *
56strdup_ornull (const char *s) 51strdup_ornull (const char *s)
57{ 52{
58 return s ? strdup (s) : 0; 53 return s ? strdup (s) : 0;
59} 54}
60 55
61inline void 56static void
62sv_to_dbt (DBT *dbt, SV *sv) 57sv_to_dbt (DBT *dbt, SV *sv)
63{ 58{
64 STRLEN len; 59 STRLEN len;
65 char *data = SvPVbyte (sv, len); 60 char *data = SvPVbyte (sv, len);
66 61
67 dbt->data = malloc (len); 62 dbt->data = malloc (len);
68 memcpy (dbt->data, data, len); 63 memcpy (dbt->data, data, len);
69 dbt->size = len; 64 dbt->size = len;
65 dbt->flags = DB_DBT_REALLOC;
70} 66}
71 67
72inline void 68static void
73dbt_to_sv (SV *sv, DBT *dbt) 69dbt_to_sv (SV *sv, DBT *dbt)
74{ 70{
71 if (sv)
72 {
75 SvREADONLY_off (sv); 73 SvREADONLY_off (sv);
76 sv_setpvn_mg (sv, dbt->data, dbt->size); 74 sv_setpvn_mg (sv, dbt->data, dbt->size);
75 SvREFCNT_dec (sv);
76 }
77 77
78 free (dbt->data); 78 free (dbt->data);
79} 79}
80 80
81enum { 81enum {
82 REQ_QUIT, 82 REQ_QUIT,
83 REQ_ENV_OPEN, REQ_ENV_CLOSE, 83 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
84 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,
84 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, 85 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC,
86 REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
85 REQ_TXN_COMMIT, REQ_TXN_ABORT, 87 REQ_TXN_COMMIT, REQ_TXN_ABORT,
88 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
89 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
86}; 90};
87 91
88typedef struct aio_cb 92typedef struct aio_cb
89{ 93{
90 struct aio_cb *volatile next; 94 struct aio_cb *volatile next;
… …
92 int type, pri, result; 96 int type, pri, result;
93 97
94 DB_ENV *env; 98 DB_ENV *env;
95 DB *db; 99 DB *db;
96 DB_TXN *txn; 100 DB_TXN *txn;
97 DBC *cursor; 101 DBC *dbc;
102
103 UV uv1;
98 int int1, int2; 104 int int1, int2;
99 U32 uint1, uint2; 105 U32 uint1, uint2;
100 char *buf1, *buf2; 106 char *buf1, *buf2;
101 SV *sv1, *sv2; 107 SV *sv1, *sv2, *sv3;
102 108
103 DBT dbt1, dbt2, dbt3; 109 DBT dbt1, dbt2, dbt3;
110 DB_KEY_RANGE key_range;
111 DB_SEQUENCE *seq;
112 db_seq_t seq_t;
104} aio_cb; 113} aio_cb;
105 114
106typedef aio_cb *aio_req; 115typedef aio_cb *aio_req;
107 116
108enum { 117enum {
… …
128 137
129static int next_pri = DEFAULT_PRI + PRI_BIAS; 138static int next_pri = DEFAULT_PRI + PRI_BIAS;
130 139
131static unsigned int started, idle, wanted; 140static unsigned int started, idle, wanted;
132 141
133#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
134# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
135#else
136# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
137#endif
138
139#define LOCK(mutex) pthread_mutex_lock (&(mutex))
140#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
141
142/* worker threads management */ 142/* worker threads management */
143static pthread_mutex_t wrklock = AIO_MUTEX_INIT; 143static mutex_t wrklock = X_MUTEX_INIT;
144 144
145typedef struct worker { 145typedef struct worker {
146 /* locked by wrklock */ 146 /* locked by wrklock */
147 struct worker *prev, *next; 147 struct worker *prev, *next;
148 148
149 pthread_t tid; 149 thread_t tid;
150 150
151 /* locked by reslock, reqlock or wrklock */ 151 /* locked by reslock, reqlock or wrklock */
152 aio_req req; /* currently processed request */ 152 aio_req req; /* currently processed request */
153 void *dbuf; 153 void *dbuf;
154 DIR *dirp; 154 DIR *dirp;
… …
169} 169}
170 170
171static volatile unsigned int nreqs, nready, npending; 171static volatile unsigned int nreqs, nready, npending;
172static volatile unsigned int max_idle = 4; 172static volatile unsigned int max_idle = 4;
173static volatile unsigned int max_outstanding = 0xffffffff; 173static volatile unsigned int max_outstanding = 0xffffffff;
174static int respipe [2]; 174static int respipe [2], respipe_osf [2];
175 175
176static pthread_mutex_t reslock = AIO_MUTEX_INIT; 176static mutex_t reslock = X_MUTEX_INIT;
177static pthread_mutex_t reqlock = AIO_MUTEX_INIT; 177static mutex_t reqlock = X_MUTEX_INIT;
178static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; 178static cond_t reqwait = X_COND_INIT;
179 179
180#if WORDACCESS_UNSAFE 180#if WORDACCESS_UNSAFE
181 181
182static unsigned int get_nready () 182static unsigned int get_nready ()
183{ 183{
184 unsigned int retval; 184 unsigned int retval;
185 185
186 LOCK (reqlock); 186 X_LOCK (reqlock);
187 retval = nready; 187 retval = nready;
188 UNLOCK (reqlock); 188 X_UNLOCK (reqlock);
189 189
190 return retval; 190 return retval;
191} 191}
192 192
193static unsigned int get_npending () 193static unsigned int get_npending ()
194{ 194{
195 unsigned int retval; 195 unsigned int retval;
196 196
197 LOCK (reslock); 197 X_LOCK (reslock);
198 retval = npending; 198 retval = npending;
199 UNLOCK (reslock); 199 X_UNLOCK (reslock);
200 200
201 return retval; 201 return retval;
202} 202}
203 203
204static unsigned int get_nthreads () 204static unsigned int get_nthreads ()
205{ 205{
206 unsigned int retval; 206 unsigned int retval;
207 207
208 LOCK (wrklock); 208 X_LOCK (wrklock);
209 retval = started; 209 retval = started;
210 UNLOCK (wrklock); 210 X_UNLOCK (wrklock);
211 211
212 return retval; 212 return retval;
213} 213}
214 214
215#else 215#else
… …
285 if (SvOK (req->callback)) 285 if (SvOK (req->callback))
286 { 286 {
287 ENTER; 287 ENTER;
288 SAVETMPS; 288 SAVETMPS;
289 PUSHMARK (SP); 289 PUSHMARK (SP);
290 EXTEND (SP, 1);
291 290
292 switch (req->type) 291 switch (req->type)
293 { 292 {
293 case REQ_DB_CLOSE:
294 SvREFCNT_dec (req->sv1);
295 break;
296
294 case REQ_DB_GET: 297 case REQ_DB_GET:
295 case REQ_DB_PGET: 298 case REQ_DB_PGET:
296 dbt_to_sv (req->sv1, &req->dbt3); 299 dbt_to_sv (req->sv3, &req->dbt3);
300 break;
301
302 case REQ_C_GET:
303 case REQ_C_PGET:
304 dbt_to_sv (req->sv1, &req->dbt1);
305 dbt_to_sv (req->sv2, &req->dbt2);
306 dbt_to_sv (req->sv3, &req->dbt3);
307 break;
308
309 case REQ_DB_KEY_RANGE:
310 {
311 AV *av = newAV ();
312
313 av_push (av, newSVnv (req->key_range.less));
314 av_push (av, newSVnv (req->key_range.equal));
315 av_push (av, newSVnv (req->key_range.greater));
316
317 SvREADONLY_off (req->sv1);
318 sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
297 SvREFCNT_dec (req->sv1); 319 SvREFCNT_dec (req->sv1);
298 break; 320 }
321 break;
299 322
300 case REQ_DB_CLOSE: 323 case REQ_SEQ_GET:
324 SvREADONLY_off (req->sv1);
325
326 if (sizeof (IV) > 4)
327 sv_setiv_mg (req->sv1, req->seq_t);
328 else
329 sv_setnv_mg (req->sv1, req->seq_t);
330
301 SvREFCNT_dec (req->sv1); 331 SvREFCNT_dec (req->sv1);
302 break; 332 break;
303 } 333 }
304 334
305 errno = req->result; 335 errno = req->result;
… …
320 free (req->buf1); 350 free (req->buf1);
321 free (req->buf2); 351 free (req->buf2);
322 Safefree (req); 352 Safefree (req);
323} 353}
324 354
325static void *aio_proc (void *arg); 355#ifdef USE_SOCKETS_AS_HANDLES
356# define TO_SOCKET(x) (win32_get_osfhandle (x))
357#else
358# define TO_SOCKET(x) (x)
359#endif
360
361static void
362create_pipe (int fd[2])
363{
364#ifdef _WIN32
365 int arg = 1;
366 if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, fd)
367 || ioctlsocket (TO_SOCKET (fd [0]), FIONBIO, &arg)
368 || ioctlsocket (TO_SOCKET (fd [1]), FIONBIO, &arg))
369#else
370 if (pipe (fd)
371 || fcntl (fd [0], F_SETFL, O_NONBLOCK)
372 || fcntl (fd [1], F_SETFL, O_NONBLOCK))
373#endif
374 croak ("unable to initialize result pipe");
375
376 respipe_osf [0] = TO_SOCKET (respipe [0]);
377 respipe_osf [1] = TO_SOCKET (respipe [1]);
378}
379
380X_THREAD_PROC (bdb_proc);
326 381
327static void start_thread (void) 382static void start_thread (void)
328{ 383{
329 sigset_t fullsigset, oldsigset;
330 pthread_attr_t attr;
331
332 worker *wrk = calloc (1, sizeof (worker)); 384 worker *wrk = calloc (1, sizeof (worker));
333 385
334 if (!wrk) 386 if (!wrk)
335 croak ("unable to allocate worker thread data"); 387 croak ("unable to allocate worker thread data");
336 388
337 pthread_attr_init (&attr);
338 pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
339#ifdef PTHREAD_SCOPE_PROCESS
340 pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
341#endif
342
343 sigfillset (&fullsigset);
344
345 LOCK (wrklock); 389 X_LOCK (wrklock);
346 pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
347
348 if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) 390 if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
349 { 391 {
350 wrk->prev = &wrk_first; 392 wrk->prev = &wrk_first;
351 wrk->next = wrk_first.next; 393 wrk->next = wrk_first.next;
352 wrk_first.next->prev = wrk; 394 wrk_first.next->prev = wrk;
353 wrk_first.next = wrk; 395 wrk_first.next = wrk;
354 ++started; 396 ++started;
355 } 397 }
356 else 398 else
357 free (wrk); 399 free (wrk);
358 400
359 pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
360 UNLOCK (wrklock); 401 X_UNLOCK (wrklock);
361} 402}
362 403
363static void maybe_start_thread () 404static void maybe_start_thread ()
364{ 405{
365 if (get_nthreads () >= wanted) 406 if (get_nthreads () >= wanted)
… …
377 SV *wait_callback = 0; 418 SV *wait_callback = 0;
378 419
379 // synthesize callback if none given 420 // synthesize callback if none given
380 if (!SvOK (req->callback)) 421 if (!SvOK (req->callback))
381 { 422 {
423 int count;
424
382 dSP; 425 dSP;
383 PUSHMARK (SP); 426 PUSHMARK (SP);
384 PUTBACK; 427 PUTBACK;
385 int count = call_sv (prepare_cb, G_ARRAY); 428 count = call_sv (prepare_cb, G_ARRAY);
386 SPAGAIN; 429 SPAGAIN;
387 430
388 if (count != 2) 431 if (count != 2)
389 croak ("prepare callback must return exactly two values\n"); 432 croak ("prepare callback must return exactly two values\n");
390 433
… …
393 req->callback = SvREFCNT_inc (POPs); 436 req->callback = SvREFCNT_inc (POPs);
394 } 437 }
395 438
396 ++nreqs; 439 ++nreqs;
397 440
398 LOCK (reqlock); 441 X_LOCK (reqlock);
399 ++nready; 442 ++nready;
400 reqq_push (&req_queue, req); 443 reqq_push (&req_queue, req);
401 pthread_cond_signal (&reqwait); 444 X_COND_SIGNAL (reqwait);
402 UNLOCK (reqlock); 445 X_UNLOCK (reqlock);
403 446
404 maybe_start_thread (); 447 maybe_start_thread ();
405 448
406 if (wait_callback) 449 if (wait_callback)
407 { 450 {
… …
420 Newz (0, req, 1, aio_cb); 463 Newz (0, req, 1, aio_cb);
421 464
422 req->type = REQ_QUIT; 465 req->type = REQ_QUIT;
423 req->pri = PRI_MAX + PRI_BIAS; 466 req->pri = PRI_MAX + PRI_BIAS;
424 467
425 LOCK (reqlock); 468 X_LOCK (reqlock);
426 reqq_push (&req_queue, req); 469 reqq_push (&req_queue, req);
427 pthread_cond_signal (&reqwait); 470 X_COND_SIGNAL (reqwait);
428 UNLOCK (reqlock); 471 X_UNLOCK (reqlock);
429 472
430 LOCK (wrklock); 473 X_LOCK (wrklock);
431 --started; 474 --started;
432 UNLOCK (wrklock); 475 X_UNLOCK (wrklock);
433} 476}
434 477
435static void set_max_idle (int nthreads) 478static void set_max_idle (int nthreads)
436{ 479{
437 if (WORDACCESS_UNSAFE) LOCK (reqlock); 480 if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
438 max_idle = nthreads <= 0 ? 1 : nthreads; 481 max_idle = nthreads <= 0 ? 1 : nthreads;
439 if (WORDACCESS_UNSAFE) UNLOCK (reqlock); 482 if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
440} 483}
441 484
442static void min_parallel (int nthreads) 485static void min_parallel (int nthreads)
443{ 486{
444 if (wanted < nthreads) 487 if (wanted < nthreads)
… …
459 fd_set rfd; 502 fd_set rfd;
460 503
461 while (nreqs) 504 while (nreqs)
462 { 505 {
463 int size; 506 int size;
464 if (WORDACCESS_UNSAFE) LOCK (reslock); 507 if (WORDACCESS_UNSAFE) X_LOCK (reslock);
465 size = res_queue.size; 508 size = res_queue.size;
466 if (WORDACCESS_UNSAFE) UNLOCK (reslock); 509 if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
467 510
468 if (size) 511 if (size)
469 return; 512 return;
470 513
471 maybe_start_thread (); 514 maybe_start_thread ();
472 515
473 FD_ZERO(&rfd); 516 FD_ZERO (&rfd);
474 FD_SET(respipe [0], &rfd); 517 FD_SET (respipe [0], &rfd);
475 518
476 select (respipe [0] + 1, &rfd, 0, 0, 0); 519 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
477 } 520 }
478} 521}
479 522
480static int poll_cb () 523static int poll_cb ()
481{ 524{
… …
493 { 536 {
494 for (;;) 537 for (;;)
495 { 538 {
496 maybe_start_thread (); 539 maybe_start_thread ();
497 540
498 LOCK (reslock); 541 X_LOCK (reslock);
499 req = reqq_shift (&res_queue); 542 req = reqq_shift (&res_queue);
500 543
501 if (req) 544 if (req)
502 { 545 {
503 --npending; 546 --npending;
504 547
505 if (!res_queue.size) 548 if (!res_queue.size)
506 { 549 {
507 /* read any signals sent by the worker threads */ 550 /* read any signals sent by the worker threads */
508 char buf [4]; 551 char buf [4];
509 while (read (respipe [0], buf, 4) == 4) 552 while (respipe_read (respipe [0], buf, 4) == 4)
510 ; 553 ;
511 } 554 }
512 } 555 }
513 556
514 UNLOCK (reslock); 557 X_UNLOCK (reslock);
515 558
516 if (!req) 559 if (!req)
517 break; 560 break;
518 561
519 --nreqs; 562 --nreqs;
… …
549 } 592 }
550 593
551 return count; 594 return count;
552} 595}
553 596
554static void create_pipe ()
555{
556 if (pipe (respipe))
557 croak ("unable to initialize result pipe");
558
559 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
560 croak ("cannot set result pipe to nonblocking mode");
561
562 if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
563 croak ("cannot set result pipe to nonblocking mode");
564}
565
566/*****************************************************************************/ 597/*****************************************************************************/
567 598
568static void *aio_proc (void *thr_arg) 599X_THREAD_PROC (bdb_proc)
569{ 600{
570 aio_req req; 601 aio_req req;
571 struct timespec ts; 602 struct timespec ts;
572 worker *self = (worker *)thr_arg; 603 worker *self = (worker *)thr_arg;
573 604
574 /* try to distribute timeouts somewhat evenly */ 605 /* try to distribute timeouts somewhat evenly */
575 ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL) 606 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
576 * (1000000000UL / 1024UL);
577 607
578 for (;;) 608 for (;;)
579 { 609 {
580 ts.tv_sec = time (0) + IDLE_TIMEOUT; 610 ts.tv_sec = time (0) + IDLE_TIMEOUT;
581 611
582 LOCK (reqlock); 612 X_LOCK (reqlock);
583 613
584 for (;;) 614 for (;;)
585 { 615 {
586 self->req = req = reqq_shift (&req_queue); 616 self->req = req = reqq_shift (&req_queue);
587 617
588 if (req) 618 if (req)
589 break; 619 break;
590 620
591 ++idle; 621 ++idle;
592 622
593 if (pthread_cond_timedwait (&reqwait, &reqlock, &ts) 623 if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
594 == ETIMEDOUT) 624 == ETIMEDOUT)
595 { 625 {
596 if (idle > max_idle) 626 if (idle > max_idle)
597 { 627 {
598 --idle; 628 --idle;
599 UNLOCK (reqlock); 629 X_UNLOCK (reqlock);
600 LOCK (wrklock); 630 X_LOCK (wrklock);
601 --started; 631 --started;
602 UNLOCK (wrklock); 632 X_UNLOCK (wrklock);
603 goto quit; 633 goto quit;
604 } 634 }
605 635
606 /* we are allowed to idle, so do so without any timeout */ 636 /* we are allowed to idle, so do so without any timeout */
607 pthread_cond_wait (&reqwait, &reqlock); 637 X_COND_WAIT (reqwait, reqlock);
608 ts.tv_sec = time (0) + IDLE_TIMEOUT; 638 ts.tv_sec = time (0) + IDLE_TIMEOUT;
609 } 639 }
610 640
611 --idle; 641 --idle;
612 } 642 }
613 643
614 --nready; 644 --nready;
615 645
616 UNLOCK (reqlock); 646 X_UNLOCK (reqlock);
617 647
618 switch (req->type) 648 switch (req->type)
619 { 649 {
620 case REQ_QUIT: 650 case REQ_QUIT:
621 goto quit; 651 goto quit;
… …
626 656
627 case REQ_ENV_CLOSE: 657 case REQ_ENV_CLOSE:
628 req->result = req->env->close (req->env, req->uint1); 658 req->result = req->env->close (req->env, req->uint1);
629 break; 659 break;
630 660
661 case REQ_ENV_TXN_CHECKPOINT:
662 req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
663 break;
664
665 case REQ_ENV_LOCK_DETECT:
666 req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
667 break;
668
669 case REQ_ENV_MEMP_SYNC:
670 req->result = req->env->memp_sync (req->env, 0);
671 break;
672
673 case REQ_ENV_MEMP_TRICKLE:
674 req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
675 break;
676
631 case REQ_DB_OPEN: 677 case REQ_DB_OPEN:
632 req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2); 678 req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
633 break; 679 break;
634 680
635 case REQ_DB_CLOSE: 681 case REQ_DB_CLOSE:
… …
654 700
655 case REQ_DB_PGET: 701 case REQ_DB_PGET:
656 req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1); 702 req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
657 break; 703 break;
658 704
705 case REQ_DB_DEL:
706 req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
707 break;
708
709 case REQ_DB_KEY_RANGE:
710 req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
711 break;
712
659 case REQ_TXN_COMMIT: 713 case REQ_TXN_COMMIT:
660 req->result = req->txn->commit (req->txn, req->uint1); 714 req->result = req->txn->commit (req->txn, req->uint1);
661 break; 715 break;
662 716
663 case REQ_TXN_ABORT: 717 case REQ_TXN_ABORT:
664 req->result = req->txn->abort (req->txn); 718 req->result = req->txn->abort (req->txn);
665 break; 719 break;
666 720
721 case REQ_C_CLOSE:
722 req->result = req->dbc->c_close (req->dbc);
723 break;
724
725 case REQ_C_COUNT:
726 {
727 db_recno_t recno;
728 req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
729 req->uv1 = recno;
730 }
731 break;
732
733 case REQ_C_PUT:
734 req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
735 break;
736
737 case REQ_C_GET:
738 req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
739 break;
740
741 case REQ_C_PGET:
742 req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
743 break;
744
745 case REQ_C_DEL:
746 req->result = req->dbc->c_del (req->dbc, req->uint1);
747 break;
748
749 case REQ_SEQ_OPEN:
750 req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
751 break;
752
753 case REQ_SEQ_CLOSE:
754 req->result = req->seq->close (req->seq, req->uint1);
755 break;
756
757 case REQ_SEQ_GET:
758 req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
759 break;
760
761 case REQ_SEQ_REMOVE:
762 req->result = req->seq->remove (req->seq, req->txn, req->uint1);
763 break;
764
667 default: 765 default:
668 req->result = ENOSYS; 766 req->result = ENOSYS;
669 break; 767 break;
670 } 768 }
671 769
672 LOCK (reslock); 770 X_LOCK (reslock);
673 771
674 ++npending; 772 ++npending;
675 773
676 if (!reqq_push (&res_queue, req)) 774 if (!reqq_push (&res_queue, req))
677 /* write a dummy byte to the pipe so fh becomes ready */ 775 /* write a dummy byte to the pipe so fh becomes ready */
678 write (respipe [1], &respipe, 1); 776 respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
679 777
680 self->req = 0; 778 self->req = 0;
681 worker_clear (self); 779 worker_clear (self);
682 780
683 UNLOCK (reslock); 781 X_UNLOCK (reslock);
684 } 782 }
685 783
686quit: 784quit:
687 LOCK (wrklock); 785 X_LOCK (wrklock);
688 worker_free (self); 786 worker_free (self);
689 UNLOCK (wrklock); 787 X_UNLOCK (wrklock);
690 788
691 return 0; 789 return 0;
692} 790}
693 791
694/*****************************************************************************/ 792/*****************************************************************************/
695 793
696static void atfork_prepare (void) 794static void atfork_prepare (void)
697{ 795{
698 LOCK (wrklock); 796 X_LOCK (wrklock);
699 LOCK (reqlock); 797 X_LOCK (reqlock);
700 LOCK (reslock); 798 X_LOCK (reslock);
701} 799}
702 800
703static void atfork_parent (void) 801static void atfork_parent (void)
704{ 802{
705 UNLOCK (reslock); 803 X_UNLOCK (reslock);
706 UNLOCK (reqlock); 804 X_UNLOCK (reqlock);
707 UNLOCK (wrklock); 805 X_UNLOCK (wrklock);
708} 806}
709 807
710static void atfork_child (void) 808static void atfork_child (void)
711{ 809{
712 aio_req prv; 810 aio_req prv;
… …
732 idle = 0; 830 idle = 0;
733 nreqs = 0; 831 nreqs = 0;
734 nready = 0; 832 nready = 0;
735 npending = 0; 833 npending = 0;
736 834
737 close (respipe [0]); 835 respipe_close (respipe [0]);
738 close (respipe [1]); 836 respipe_close (respipe [1]);
837
739 create_pipe (); 838 create_pipe (respipe);
740 839
741 atfork_parent (); 840 atfork_parent ();
742} 841}
743 842
744#define dREQ(reqtype) \ 843#define dREQ(reqtype) \
… …
762 861
763#define SvPTR(var, arg, type, class, nullok) \ 862#define SvPTR(var, arg, type, class, nullok) \
764 if (!SvOK (arg)) \ 863 if (!SvOK (arg)) \
765 { \ 864 { \
766 if (!nullok) \ 865 if (!nullok) \
767 Perl_croak (# var " must be a " # class " object, not undef"); \ 866 croak (# var " must be a " # class " object, not undef"); \
768 \ 867 \
769 (var) = 0; \ 868 (var) = 0; \
770 } \ 869 } \
771 else if (sv_derived_from ((arg), # class)) \ 870 else if (sv_derived_from ((arg), # class)) \
772 { \ 871 { \
773 IV tmp = SvIV ((SV*) SvRV (arg)); \ 872 IV tmp = SvIV ((SV*) SvRV (arg)); \
774 (var) = INT2PTR (type, tmp); \ 873 (var) = INT2PTR (type, tmp); \
775 if (!var) \ 874 if (!var) \
776 Perl_croak (# var " is not a valid " # class " object anymore"); \ 875 croak (# var " is not a valid " # class " object anymore"); \
777 } \ 876 } \
778 else \ 877 else \
779 Perl_croak (# var " is not of type " # class); \ 878 croak (# var " is not of type " # class); \
780 \ 879 \
781 880
782static void 881static void
783ptr_nuke (SV *sv) 882ptr_nuke (SV *sv)
784{ 883{
… …
823 const_iv (DSYNC_DB) 922 const_iv (DSYNC_DB)
824 const_iv (DSYNC_LOG) 923 const_iv (DSYNC_LOG)
825 const_iv (LOG_AUTOREMOVE) 924 const_iv (LOG_AUTOREMOVE)
826 const_iv (LOG_INMEMORY) 925 const_iv (LOG_INMEMORY)
827 const_iv (NOLOCKING) 926 const_iv (NOLOCKING)
828 const_iv (MULTIVERSION)
829 const_iv (NOMMAP) 927 const_iv (NOMMAP)
830 const_iv (NOPANIC) 928 const_iv (NOPANIC)
831 const_iv (OVERWRITE) 929 const_iv (OVERWRITE)
832 const_iv (PANIC_ENVIRONMENT) 930 const_iv (PANIC_ENVIRONMENT)
833 const_iv (REGION_INIT) 931 const_iv (REGION_INIT)
834 const_iv (TIME_NOTGRANTED) 932 const_iv (TIME_NOTGRANTED)
835 const_iv (TXN_NOSYNC) 933 const_iv (TXN_NOSYNC)
836 const_iv (TXN_SNAPSHOT)
837 const_iv (TXN_WRITE_NOSYNC) 934 const_iv (TXN_WRITE_NOSYNC)
838 const_iv (WRITECURSOR) 935 const_iv (WRITECURSOR)
839 const_iv (YIELDCPU) 936 const_iv (YIELDCPU)
840 const_iv (ENCRYPT_AES) 937 const_iv (ENCRYPT_AES)
841 const_iv (XA_CREATE) 938 const_iv (XA_CREATE)
… …
859 const_iv (REVSPLITOFF) 956 const_iv (REVSPLITOFF)
860 const_iv (INORDER) 957 const_iv (INORDER)
861 const_iv (CONSUME) 958 const_iv (CONSUME)
862 const_iv (CONSUME_WAIT) 959 const_iv (CONSUME_WAIT)
863 const_iv (GET_BOTH) 960 const_iv (GET_BOTH)
961 const_iv (GET_BOTH_RANGE)
864 //const_iv (SET_RECNO) 962 //const_iv (SET_RECNO)
865 //const_iv (MULTIPLE) 963 //const_iv (MULTIPLE)
866 const_iv (SNAPSHOT) 964 const_iv (SNAPSHOT)
867 const_iv (JOIN_ITEM) 965 const_iv (JOIN_ITEM)
868 const_iv (RMW) 966 const_iv (RMW)
… …
873 const_iv (LOCK_NOTGRANTED) 971 const_iv (LOCK_NOTGRANTED)
874 const_iv (RUNRECOVERY) 972 const_iv (RUNRECOVERY)
875 const_iv (OLD_VERSION) 973 const_iv (OLD_VERSION)
876 const_iv (REP_HANDLE_DEAD) 974 const_iv (REP_HANDLE_DEAD)
877 const_iv (REP_LOCKOUT) 975 const_iv (REP_LOCKOUT)
976 const_iv (SECONDARY_BAD)
878 977
879 const_iv (FREE_SPACE) 978 const_iv (FREE_SPACE)
880 const_iv (FREELIST_ONLY) 979 const_iv (FREELIST_ONLY)
881 980
882 const_iv (APPEND) 981 const_iv (APPEND)
883 const_iv (NODUPDATA) 982 const_iv (NODUPDATA)
884 const_iv (NOOVERWRITE) 983 const_iv (NOOVERWRITE)
885 984
886 const_iv (TXN_NOWAIT) 985 const_iv (TXN_NOWAIT)
887 const_iv (TXN_SNAPSHOT)
888 const_iv (TXN_SYNC) 986 const_iv (TXN_SYNC)
889 987
890 const_iv (SET_LOCK_TIMEOUT) 988 const_iv (SET_LOCK_TIMEOUT)
891 const_iv (SET_TXN_TIMEOUT) 989 const_iv (SET_TXN_TIMEOUT)
990
991 const_iv (JOIN_ITEM)
992 const_iv (FIRST)
993 const_iv (NEXT)
994 const_iv (NEXT_DUP)
995 const_iv (NEXT_NODUP)
996 const_iv (PREV)
997 const_iv (PREV_NODUP)
998 const_iv (SET)
999 const_iv (SET_RANGE)
1000 const_iv (LAST)
1001 const_iv (BEFORE)
1002 const_iv (AFTER)
1003 const_iv (CURRENT)
1004 const_iv (KEYFIRST)
1005 const_iv (KEYLAST)
1006 const_iv (NODUPDATA)
1007
1008 const_iv (FORCE)
1009
1010 const_iv (LOCK_DEFAULT)
1011 const_iv (LOCK_EXPIRE)
1012 const_iv (LOCK_MAXLOCKS)
1013 const_iv (LOCK_MAXWRITE)
1014 const_iv (LOCK_MINLOCKS)
1015 const_iv (LOCK_MINWRITE)
1016 const_iv (LOCK_OLDEST)
1017 const_iv (LOCK_RANDOM)
1018 const_iv (LOCK_YOUNGEST)
1019
1020 const_iv (SEQ_DEC)
1021 const_iv (SEQ_INC)
1022 const_iv (SEQ_WRAP)
1023#if DB_VERSION_MINOR >= 5
1024 const_iv (MULTIVERSION)
1025 const_iv (TXN_SNAPSHOT)
1026#endif
892 }; 1027 };
893 1028
894 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1029 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
895 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1030 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
896 1031
897 create_pipe (); 1032 create_pipe (respipe);
1033
898 pthread_atfork (atfork_prepare, atfork_parent, atfork_child); 1034 X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1035#ifdef _WIN32
1036 X_MUTEX_CHECK (wrklock);
1037 X_MUTEX_CHECK (reslock);
1038 X_MUTEX_CHECK (reqlock);
1039
1040 X_COND_CHECK (reqwait);
1041#endif
899} 1042}
900 1043
901void 1044void
902max_poll_reqs (int nreqs) 1045max_poll_reqs (int nreqs)
903 PROTOTYPE: $ 1046 PROTOTYPE: $
… …
1022 1165
1023int 1166int
1024nthreads () 1167nthreads ()
1025 PROTOTYPE: 1168 PROTOTYPE:
1026 CODE: 1169 CODE:
1027 if (WORDACCESS_UNSAFE) LOCK (wrklock); 1170 if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1028 RETVAL = started; 1171 RETVAL = started;
1029 if (WORDACCESS_UNSAFE) UNLOCK (wrklock); 1172 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1030 OUTPUT: 1173 OUTPUT:
1031 RETVAL 1174 RETVAL
1032 1175
1033void 1176void
1034set_sync_prepare (SV *cb) 1177set_sync_prepare (SV *cb)
1035 PROTOTYPE: & 1178 PROTOTYPE: &
1036 CODE: 1179 CODE:
1037 SvREFCNT_dec (prepare_cb); 1180 SvREFCNT_dec (prepare_cb);
1038 prepare_cb = newSVsv (cb); 1181 prepare_cb = newSVsv (cb);
1182
1039 1183
1040DB_ENV * 1184DB_ENV *
1041db_env_create (U32 env_flags = 0) 1185db_env_create (U32 env_flags = 0)
1042 CODE: 1186 CODE:
1043{ 1187{
… …
1051void 1195void
1052db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) 1196db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)
1053 CODE: 1197 CODE:
1054{ 1198{
1055 dREQ (REQ_ENV_OPEN); 1199 dREQ (REQ_ENV_OPEN);
1200
1201 env->set_thread_count (env, get_nthreads ());
1202
1056 req->env = env; 1203 req->env = env;
1057 req->uint1 = open_flags | DB_THREAD; 1204 req->uint1 = open_flags | DB_THREAD;
1058 req->int1 = mode; 1205 req->int1 = mode;
1059 req->buf1 = strdup_ornull (db_home); 1206 req->buf1 = strdup_ornull (db_home);
1060 REQ_SEND; 1207 REQ_SEND;
… …
1069 req->uint1 = flags; 1216 req->uint1 = flags;
1070 REQ_SEND; 1217 REQ_SEND;
1071 ptr_nuke (ST (0)); 1218 ptr_nuke (ST (0));
1072} 1219}
1073 1220
1221void
1222db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
1223 CODE:
1224{
1225 dREQ (REQ_ENV_TXN_CHECKPOINT);
1226 req->env = env;
1227 req->uint1 = kbyte;
1228 req->int1 = min;
1229 req->uint2 = flags;
1230 REQ_SEND;
1231}
1232
1233void
1234db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef)
1235 CODE:
1236{
1237 dREQ (REQ_ENV_LOCK_DETECT);
1238 req->env = env;
1239 req->uint1 = flags;
1240 req->uint2 = atype;
1241 REQ_SEND;
1242}
1243
1244void
1245db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef)
1246 CODE:
1247{
1248 dREQ (REQ_ENV_MEMP_SYNC);
1249 req->env = env;
1250 REQ_SEND;
1251}
1252
1253void
1254db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef)
1255 CODE:
1256{
1257 dREQ (REQ_ENV_MEMP_TRICKLE);
1258 req->env = env;
1259 req->int1 = percent;
1260 REQ_SEND;
1261}
1262
1263
1074DB * 1264DB *
1075db_create (DB_ENV *env = 0, U32 flags = 0) 1265db_create (DB_ENV *env = 0, U32 flags = 0)
1076 CODE: 1266 CODE:
1077{ 1267{
1078 errno = db_create (&RETVAL, env, flags); 1268 errno = db_create (&RETVAL, env, flags);
1079 if (errno) 1269 if (errno)
1080 croak ("db_env_create: %s", db_strerror (errno)); 1270 croak ("db_create: %s", db_strerror (errno));
1081 1271
1082 if (RETVAL) 1272 if (RETVAL)
1083 RETVAL->app_private = (void *)newSVsv (ST (0)); 1273 RETVAL->app_private = (void *)newSVsv (ST (0));
1084} 1274}
1085 OUTPUT: 1275 OUTPUT:
… …
1134 req->uint1 = flags; 1324 req->uint1 = flags;
1135 REQ_SEND; 1325 REQ_SEND;
1136} 1326}
1137 1327
1138void 1328void
1329db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)
1330 CODE:
1331{
1332 dREQ (REQ_DB_KEY_RANGE);
1333 req->db = db;
1334 req->txn = txn;
1335 sv_to_dbt (&req->dbt1, key);
1336 req->uint1 = flags;
1337 req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1338 REQ_SEND;
1339}
1340
1341void
1139db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1342db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1140 CODE: 1343 CODE:
1141{ 1344{
1142 dREQ (REQ_DB_PUT); 1345 dREQ (REQ_DB_PUT);
1143 req->db = db; 1346 req->db = db;
… …
1153 CODE: 1356 CODE:
1154{ 1357{
1155 dREQ (REQ_DB_GET); 1358 dREQ (REQ_DB_GET);
1156 req->db = db; 1359 req->db = db;
1157 req->txn = txn; 1360 req->txn = txn;
1361 req->uint1 = flags;
1158 sv_to_dbt (&req->dbt1, key); 1362 sv_to_dbt (&req->dbt1, key);
1159 req->dbt3.flags = DB_DBT_MALLOC; 1363 req->dbt3.flags = DB_DBT_MALLOC;
1160 req->uint1 = flags;
1161 req->sv1 = SvREFCNT_inc (data); 1364 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1162 SvREADONLY_on (data);
1163 REQ_SEND; 1365 REQ_SEND;
1164} 1366}
1165 1367
1166void 1368void
1167db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1369db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1168 CODE: 1370 CODE:
1169{ 1371{
1170 dREQ (REQ_DB_PGET); 1372 dREQ (REQ_DB_PGET);
1171 req->db = db; 1373 req->db = db;
1172 req->txn = txn; 1374 req->txn = txn;
1375 req->uint1 = flags;
1173 sv_to_dbt (&req->dbt1, key); 1376 sv_to_dbt (&req->dbt1, key);
1174 sv_to_dbt (&req->dbt2, pkey); 1377 sv_to_dbt (&req->dbt2, pkey);
1175 req->dbt3.flags = DB_DBT_MALLOC; 1378 req->dbt3.flags = DB_DBT_MALLOC;
1379 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1380 REQ_SEND;
1381}
1382
1383void
1384db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)
1385 CODE:
1386{
1387 dREQ (REQ_DB_DEL);
1388 req->db = db;
1389 req->txn = txn;
1176 req->uint1 = flags; 1390 req->uint1 = flags;
1177 req->sv1 = SvREFCNT_inc (data); 1391 sv_to_dbt (&req->dbt1, key);
1178 SvREADONLY_on (data);
1179 REQ_SEND; 1392 REQ_SEND;
1180} 1393}
1181 1394
1182void 1395void
1183db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef) 1396db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)
… …
1198 req->txn = txn; 1411 req->txn = txn;
1199 REQ_SEND; 1412 REQ_SEND;
1200 ptr_nuke (ST (0)); 1413 ptr_nuke (ST (0));
1201} 1414}
1202 1415
1416void
1417db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
1418 CODE:
1419{
1420 dREQ (REQ_C_CLOSE);
1421 req->dbc = dbc;
1422 REQ_SEND;
1423 ptr_nuke (ST (0));
1424}
1425
1426void
1427db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef)
1428 CODE:
1429{
1430 dREQ (REQ_C_COUNT);
1431 req->dbc = dbc;
1432 req->sv1 = SvREFCNT_inc (count);
1433 REQ_SEND;
1434}
1435
1436void
1437db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1438 CODE:
1439{
1440 dREQ (REQ_C_PUT);
1441 req->dbc = dbc;
1442 sv_to_dbt (&req->dbt1, key);
1443 sv_to_dbt (&req->dbt2, data);
1444 req->uint1 = flags;
1445 REQ_SEND;
1446}
1447
1448void
1449db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1450 CODE:
1451{
1452 dREQ (REQ_C_GET);
1453 req->dbc = dbc;
1454 req->uint1 = flags;
1455 if ((flags & DB_SET) == DB_SET
1456 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1457 sv_to_dbt (&req->dbt1, key);
1458 else
1459 req->dbt1.flags = DB_DBT_MALLOC;
1460
1461 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1462
1463 if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1464 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1465 sv_to_dbt (&req->dbt3, data);
1466 else
1467 req->dbt3.flags = DB_DBT_MALLOC;
1468
1469 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1470 REQ_SEND;
1471}
1472
1473void
1474db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1475 CODE:
1476{
1477 dREQ (REQ_C_PGET);
1478 req->dbc = dbc;
1479 req->uint1 = flags;
1480 if ((flags & DB_SET) == DB_SET
1481 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1482 sv_to_dbt (&req->dbt1, key);
1483 else
1484 req->dbt1.flags = DB_DBT_MALLOC;
1485
1486 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1487
1488 req->dbt2.flags = DB_DBT_MALLOC;
1489 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1490
1491 if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1492 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1493 sv_to_dbt (&req->dbt3, data);
1494 else
1495 req->dbt3.flags = DB_DBT_MALLOC;
1496
1497 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1498 REQ_SEND;
1499}
1500
1501void
1502db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)
1503 CODE:
1504{
1505 dREQ (REQ_C_DEL);
1506 req->dbc = dbc;
1507 req->uint1 = flags;
1508 REQ_SEND;
1509}
1510
1511
1512void
1513db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef)
1514 CODE:
1515{
1516 dREQ (REQ_SEQ_OPEN);
1517 req->seq = seq;
1518 req->txn = txnid;
1519 req->uint1 = flags | DB_THREAD;
1520 sv_to_dbt (&req->dbt1, key);
1521 REQ_SEND;
1522}
1523
1524void
1525db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef)
1526 CODE:
1527{
1528 dREQ (REQ_SEQ_CLOSE);
1529 req->seq = seq;
1530 req->uint1 = flags;
1531 REQ_SEND;
1532 ptr_nuke (ST (0));
1533}
1534
1535void
1536db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = &PL_sv_undef)
1537 CODE:
1538{
1539 dREQ (REQ_SEQ_GET);
1540 req->seq = seq;
1541 req->txn = txnid;
1542 req->int1 = delta;
1543 req->uint1 = flags;
1544 req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1545 REQ_SEND;
1546}
1547
1548void
1549db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef)
1550 CODE:
1551{
1552 dREQ (REQ_SEQ_REMOVE);
1553 req->seq = seq;
1554 req->txn = txnid;
1555 req->uint1 = flags;
1556 REQ_SEND;
1557}
1558
1203 1559
1204MODULE = BDB PACKAGE = BDB::Env 1560MODULE = BDB PACKAGE = BDB::Env
1205 1561
1206void 1562void
1207DESTROY (DB_ENV_ornull *env) 1563DESTROY (DB_ENV_ornull *env)
1208 CODE: 1564 CODE:
1209 if (env) 1565 if (env)
1210 env->close (env, 0); 1566 env->close (env, 0);
1211 1567
1568int set_data_dir (DB_ENV *env, const char *dir)
1569 CODE:
1570 RETVAL = env->set_data_dir (env, dir);
1571 OUTPUT:
1572 RETVAL
1573
1574int set_tmp_dir (DB_ENV *env, const char *dir)
1575 CODE:
1576 RETVAL = env->set_tmp_dir (env, dir);
1577 OUTPUT:
1578 RETVAL
1579
1580int set_lg_dir (DB_ENV *env, const char *dir)
1581 CODE:
1582 RETVAL = env->set_lg_dir (env, dir);
1583 OUTPUT:
1584 RETVAL
1585
1586int set_shm_key (DB_ENV *env, long shm_key)
1587 CODE:
1588 RETVAL = env->set_shm_key (env, shm_key);
1589 OUTPUT:
1590 RETVAL
1591
1212int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0) 1592int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)
1213 CODE: 1593 CODE:
1214 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache); 1594 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1215 OUTPUT: 1595 OUTPUT:
1216 RETVAL 1596 RETVAL
… …
1228 RETVAL 1608 RETVAL
1229 1609
1230int set_timeout (DB_ENV *env, NV timeout, U32 flags) 1610int set_timeout (DB_ENV *env, NV timeout, U32 flags)
1231 CODE: 1611 CODE:
1232 RETVAL = env->set_timeout (env, timeout * 1000000, flags); 1612 RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1613 OUTPUT:
1614 RETVAL
1615
1616int set_mp_max_openfd (DB_ENV *env, int maxopenfd);
1617 CODE:
1618 RETVAL = env->set_mp_max_openfd (env, maxopenfd);
1619 OUTPUT:
1620 RETVAL
1621
1622int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep);
1623 CODE:
1624 RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep);
1625 OUTPUT:
1626 RETVAL
1627
1628int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb)
1629 CODE:
1630 RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
1631 OUTPUT:
1632 RETVAL
1633
1634int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
1635 CODE:
1636 RETVAL = env->set_lk_detect (env, detect);
1637 OUTPUT:
1638 RETVAL
1639
1640int set_lk_max_lockers (DB_ENV *env, U32 max)
1641 CODE:
1642 RETVAL = env->set_lk_max_lockers (env, max);
1643 OUTPUT:
1644 RETVAL
1645
1646int set_lk_max_locks (DB_ENV *env, U32 max)
1647 CODE:
1648 RETVAL = env->set_lk_max_locks (env, max);
1649 OUTPUT:
1650 RETVAL
1651
1652int set_lk_max_objects (DB_ENV *env, U32 max)
1653 CODE:
1654 RETVAL = env->set_lk_max_objects (env, max);
1655 OUTPUT:
1656 RETVAL
1657
1658int set_lg_bsize (DB_ENV *env, U32 max)
1659 CODE:
1660 RETVAL = env->set_lg_bsize (env, max);
1661 OUTPUT:
1662 RETVAL
1663
1664int set_lg_max (DB_ENV *env, U32 max)
1665 CODE:
1666 RETVAL = env->set_lg_max (env, max);
1233 OUTPUT: 1667 OUTPUT:
1234 RETVAL 1668 RETVAL
1235 1669
1236DB_TXN * 1670DB_TXN *
1237txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) 1671txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1238 CODE: 1672 CODE:
1239 errno = env->txn_begin (env, parent, &RETVAL, flags); 1673 errno = env->txn_begin (env, parent, &RETVAL, flags);
1240 if (errno) 1674 if (errno)
1241 croak ("txn_begin: %s", db_strerror (errno)); 1675 croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1242 OUTPUT: 1676 OUTPUT:
1243 RETVAL 1677 RETVAL
1244 1678
1245MODULE = BDB PACKAGE = BDB::Db 1679MODULE = BDB PACKAGE = BDB::Db
1246 1680
… …
1276 CODE: 1710 CODE:
1277 RETVAL = db->set_lorder (db, lorder); 1711 RETVAL = db->set_lorder (db, lorder);
1278 OUTPUT: 1712 OUTPUT:
1279 RETVAL 1713 RETVAL
1280 1714
1281
1282int set_bt_minkey (DB *db, U32 minkey) 1715int set_bt_minkey (DB *db, U32 minkey)
1283 CODE: 1716 CODE:
1284 RETVAL = db->set_bt_minkey (db, minkey); 1717 RETVAL = db->set_bt_minkey (db, minkey);
1285 OUTPUT: 1718 OUTPUT:
1286 RETVAL 1719 RETVAL
… …
1324int set_q_extentsize (DB *db, U32 extentsize) 1757int set_q_extentsize (DB *db, U32 extentsize)
1325 CODE: 1758 CODE:
1326 RETVAL = db->set_q_extentsize (db, extentsize); 1759 RETVAL = db->set_q_extentsize (db, extentsize);
1327 OUTPUT: 1760 OUTPUT:
1328 RETVAL 1761 RETVAL
1762
1763DBC *
1764cursor (DB *db, DB_TXN_ornull *txn = 0, U32 flags = 0)
1765 CODE:
1766 errno = db->cursor (db, txn, &RETVAL, flags);
1767 if (errno)
1768 croak ("DB->cursor: %s", db_strerror (errno));
1769 OUTPUT:
1770 RETVAL
1771
1772DB_SEQUENCE *
1773sequence (DB *db, U32 flags = 0)
1774 CODE:
1775{
1776 errno = db_sequence_create (&RETVAL, db, flags);
1777 if (errno)
1778 croak ("db_sequence_create: %s", db_strerror (errno));
1779}
1780 OUTPUT:
1781 RETVAL
1782
1329 1783
1330MODULE = BDB PACKAGE = BDB::Txn 1784MODULE = BDB PACKAGE = BDB::Txn
1331 1785
1332void 1786void
1333DESTROY (DB_TXN_ornull *txn) 1787DESTROY (DB_TXN_ornull *txn)
… …
1340 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); 1794 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1341 OUTPUT: 1795 OUTPUT:
1342 RETVAL 1796 RETVAL
1343 1797
1344 1798
1799MODULE = BDB PACKAGE = BDB::Cursor
1800
1801void
1802DESTROY (DBC_ornull *dbc)
1803 CODE:
1804 if (dbc)
1805 dbc->c_close (dbc);
1806
1807MODULE = BDB PACKAGE = BDB::Sequence
1808
1809void
1810DESTROY (DB_SEQUENCE_ornull *seq)
1811 CODE:
1812 if (seq)
1813 seq->close (seq, 0);
1814
1815int initial_value (DB_SEQUENCE *seq, db_seq_t value)
1816 CODE:
1817 RETVAL = seq->initial_value (seq, value);
1818 OUTPUT:
1819 RETVAL
1820
1821int set_cachesize (DB_SEQUENCE *seq, U32 size)
1822 CODE:
1823 RETVAL = seq->set_cachesize (seq, size);
1824 OUTPUT:
1825 RETVAL
1826
1827int set_flags (DB_SEQUENCE *seq, U32 flags)
1828 CODE:
1829 RETVAL = seq->set_flags (seq, flags);
1830 OUTPUT:
1831 RETVAL
1832
1833int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max)
1834 CODE:
1835 RETVAL = seq->set_range (seq, min, max);
1836 OUTPUT:
1837 RETVAL
1838

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