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Comparing BDB/BDB.xs (file contents):
Revision 1.10 by root, Mon Mar 5 19:47:01 2007 UTC vs.
Revision 1.28 by root, Sat Dec 22 07:33:48 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>
29 31
30#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 5) 32#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4)
31# error you need Berkeley DB 4.5 or newer installed 33# error you need Berkeley DB 4.4 or newer installed
32#endif 34#endif
33 35
34/* number of seconds after which idle threads exit */ 36/* number of seconds after which idle threads exit */
35#define IDLE_TIMEOUT 10 37#define IDLE_TIMEOUT 10
36
37/* wether word reads are potentially non-atomic.
38 * this is conservatice, likely most arches this runs
39 * on have atomic word read/writes.
40 */
41#ifndef WORDACCESS_UNSAFE
42# if __i386 || __x86_64
43# define WORDACCESS_UNSAFE 0
44# else
45# define WORDACCESS_UNSAFE 1
46# endif
47#endif
48 38
49typedef DB_ENV DB_ENV_ornull; 39typedef DB_ENV DB_ENV_ornull;
50typedef DB_TXN DB_TXN_ornull; 40typedef DB_TXN DB_TXN_ornull;
51typedef DBC DBC_ornull; 41typedef DBC DBC_ornull;
52typedef DB DB_ornull; 42typedef DB DB_ornull;
… …
55typedef SV SV8; /* byte-sv, used for argument-checking */ 45typedef SV SV8; /* byte-sv, used for argument-checking */
56typedef char *octetstring; 46typedef char *octetstring;
57 47
58static SV *prepare_cb; 48static SV *prepare_cb;
59 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
60static inline char * 72static char *
61strdup_ornull (const char *s) 73strdup_ornull (const char *s)
62{ 74{
63 return s ? strdup (s) : 0; 75 return s ? strdup (s) : 0;
64} 76}
65 77
66static inline void 78static void
67sv_to_dbt (DBT *dbt, SV *sv) 79sv_to_dbt (DBT *dbt, SV *sv)
68{ 80{
69 STRLEN len; 81 STRLEN len;
70 char *data = SvPVbyte (sv, len); 82 char *data = SvPVbyte (sv, len);
71 83
… …
73 memcpy (dbt->data, data, len); 85 memcpy (dbt->data, data, len);
74 dbt->size = len; 86 dbt->size = len;
75 dbt->flags = DB_DBT_REALLOC; 87 dbt->flags = DB_DBT_REALLOC;
76} 88}
77 89
78static inline void 90static void
79dbt_to_sv (SV *sv, DBT *dbt) 91dbt_to_sv (SV *sv, DBT *dbt)
80{ 92{
81 if (sv) 93 if (sv)
82 { 94 {
83 SvREADONLY_off (sv); 95 SvREADONLY_off (sv);
… …
90 102
91enum { 103enum {
92 REQ_QUIT, 104 REQ_QUIT,
93 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT, 105 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
94 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, 106 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,
95 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, 107 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
96 REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE, 108 REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
97 REQ_TXN_COMMIT, REQ_TXN_ABORT, 109 REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
98 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,
99 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE, 111 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
100}; 112};
101 113
102typedef struct aio_cb 114typedef struct bdb_cb
103{ 115{
104 struct aio_cb *volatile next; 116 struct bdb_cb *volatile next;
105 SV *callback; 117 SV *callback;
106 int type, pri, result; 118 int type, pri, result;
107 119
108 DB_ENV *env; 120 DB_ENV *env;
109 DB *db; 121 DB *db;
… …
118 130
119 DBT dbt1, dbt2, dbt3; 131 DBT dbt1, dbt2, dbt3;
120 DB_KEY_RANGE key_range; 132 DB_KEY_RANGE key_range;
121 DB_SEQUENCE *seq; 133 DB_SEQUENCE *seq;
122 db_seq_t seq_t; 134 db_seq_t seq_t;
123} aio_cb; 135} bdb_cb;
124 136
125typedef aio_cb *aio_req; 137typedef bdb_cb *bdb_req;
126 138
127enum { 139enum {
128 PRI_MIN = -4, 140 PRI_MIN = -4,
129 PRI_MAX = 4, 141 PRI_MAX = 4,
130 142
… …
147 159
148static int next_pri = DEFAULT_PRI + PRI_BIAS; 160static int next_pri = DEFAULT_PRI + PRI_BIAS;
149 161
150static unsigned int started, idle, wanted; 162static unsigned int started, idle, wanted;
151 163
152#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
153# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
154#else
155# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
156#endif
157
158#define LOCK(mutex) pthread_mutex_lock (&(mutex))
159#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
160
161/* worker threads management */ 164/* worker threads management */
162static pthread_mutex_t wrklock = AIO_MUTEX_INIT; 165static mutex_t wrklock = X_MUTEX_INIT;
163 166
164typedef struct worker { 167typedef struct worker {
165 /* locked by wrklock */ 168 /* locked by wrklock */
166 struct worker *prev, *next; 169 struct worker *prev, *next;
167 170
168 pthread_t tid; 171 thread_t tid;
169 172
170 /* locked by reslock, reqlock or wrklock */ 173 /* locked by reslock, reqlock or wrklock */
171 aio_req req; /* currently processed request */ 174 bdb_req req; /* currently processed request */
172 void *dbuf; 175 void *dbuf;
173 DIR *dirp; 176 DIR *dirp;
174} worker; 177} worker;
175 178
176static worker wrk_first = { &wrk_first, &wrk_first, 0 }; 179static worker wrk_first = { &wrk_first, &wrk_first, 0 };
… …
188} 191}
189 192
190static volatile unsigned int nreqs, nready, npending; 193static volatile unsigned int nreqs, nready, npending;
191static volatile unsigned int max_idle = 4; 194static volatile unsigned int max_idle = 4;
192static volatile unsigned int max_outstanding = 0xffffffff; 195static volatile unsigned int max_outstanding = 0xffffffff;
193static int respipe [2]; 196static int respipe_osf [2], respipe [2] = { -1, -1 };
194 197
195static pthread_mutex_t reslock = AIO_MUTEX_INIT; 198static mutex_t reslock = X_MUTEX_INIT;
196static pthread_mutex_t reqlock = AIO_MUTEX_INIT; 199static mutex_t reqlock = X_MUTEX_INIT;
197static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; 200static cond_t reqwait = X_COND_INIT;
198 201
199#if WORDACCESS_UNSAFE 202#if WORDACCESS_UNSAFE
200 203
201static unsigned int get_nready () 204static unsigned int get_nready ()
202{ 205{
203 unsigned int retval; 206 unsigned int retval;
204 207
205 LOCK (reqlock); 208 X_LOCK (reqlock);
206 retval = nready; 209 retval = nready;
207 UNLOCK (reqlock); 210 X_UNLOCK (reqlock);
208 211
209 return retval; 212 return retval;
210} 213}
211 214
212static unsigned int get_npending () 215static unsigned int get_npending ()
213{ 216{
214 unsigned int retval; 217 unsigned int retval;
215 218
216 LOCK (reslock); 219 X_LOCK (reslock);
217 retval = npending; 220 retval = npending;
218 UNLOCK (reslock); 221 X_UNLOCK (reslock);
219 222
220 return retval; 223 return retval;
221} 224}
222 225
223static unsigned int get_nthreads () 226static unsigned int get_nthreads ()
224{ 227{
225 unsigned int retval; 228 unsigned int retval;
226 229
227 LOCK (wrklock); 230 X_LOCK (wrklock);
228 retval = started; 231 retval = started;
229 UNLOCK (wrklock); 232 X_UNLOCK (wrklock);
230 233
231 return retval; 234 return retval;
232} 235}
233 236
234#else 237#else
… …
243 * a somewhat faster data structure might be nice, but 246 * a somewhat faster data structure might be nice, but
244 * with 8 priorities this actually needs <20 insns 247 * with 8 priorities this actually needs <20 insns
245 * per shift, the most expensive operation. 248 * per shift, the most expensive operation.
246 */ 249 */
247typedef struct { 250typedef struct {
248 aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ 251 bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
249 int size; 252 int size;
250} reqq; 253} reqq;
251 254
252static reqq req_queue; 255static reqq req_queue;
253static reqq res_queue; 256static reqq res_queue;
254 257
255int reqq_push (reqq *q, aio_req req) 258int reqq_push (reqq *q, bdb_req req)
256{ 259{
257 int pri = req->pri; 260 int pri = req->pri;
258 req->next = 0; 261 req->next = 0;
259 262
260 if (q->qe[pri]) 263 if (q->qe[pri])
… …
266 q->qe[pri] = q->qs[pri] = req; 269 q->qe[pri] = q->qs[pri] = req;
267 270
268 return q->size++; 271 return q->size++;
269} 272}
270 273
271aio_req reqq_shift (reqq *q) 274bdb_req reqq_shift (reqq *q)
272{ 275{
273 int pri; 276 int pri;
274 277
275 if (!q->size) 278 if (!q->size)
276 return 0; 279 return 0;
277 280
278 --q->size; 281 --q->size;
279 282
280 for (pri = NUM_PRI; pri--; ) 283 for (pri = NUM_PRI; pri--; )
281 { 284 {
282 aio_req req = q->qs[pri]; 285 bdb_req req = q->qs[pri];
283 286
284 if (req) 287 if (req)
285 { 288 {
286 if (!(q->qs[pri] = req->next)) 289 if (!(q->qs[pri] = req->next))
287 q->qe[pri] = 0; 290 q->qe[pri] = 0;
… …
292 295
293 abort (); 296 abort ();
294} 297}
295 298
296static int poll_cb (); 299static int poll_cb ();
297static void req_free (aio_req req); 300static void req_free (bdb_req req);
298static void req_cancel (aio_req req); 301static void req_cancel (bdb_req req);
299 302
300static int req_invoke (aio_req req) 303static int req_invoke (bdb_req req)
301{ 304{
302 dSP; 305 dSP;
303 306
304 if (SvOK (req->callback)) 307 if (SvOK (req->callback))
305 { 308 {
… …
323 dbt_to_sv (req->sv1, &req->dbt1); 326 dbt_to_sv (req->sv1, &req->dbt1);
324 dbt_to_sv (req->sv2, &req->dbt2); 327 dbt_to_sv (req->sv2, &req->dbt2);
325 dbt_to_sv (req->sv3, &req->dbt3); 328 dbt_to_sv (req->sv3, &req->dbt3);
326 break; 329 break;
327 330
331 case REQ_DB_PUT:
332 case REQ_C_PUT:
333 dbt_to_sv (0, &req->dbt1);
334 dbt_to_sv (0, &req->dbt2);
335 break;
336
328 case REQ_DB_KEY_RANGE: 337 case REQ_DB_KEY_RANGE:
329 { 338 {
330 AV *av = newAV (); 339 AV *av = newAV ();
331 340
332 av_push (av, newSVnv (req->key_range.less)); 341 av_push (av, newSVnv (req->key_range.less));
… …
341 350
342 case REQ_SEQ_GET: 351 case REQ_SEQ_GET:
343 SvREADONLY_off (req->sv1); 352 SvREADONLY_off (req->sv1);
344 353
345 if (sizeof (IV) > 4) 354 if (sizeof (IV) > 4)
346 sv_setiv_mg (req->sv1, req->seq_t); 355 sv_setiv_mg (req->sv1, (IV)req->seq_t);
347 else 356 else
348 sv_setnv_mg (req->sv1, req->seq_t); 357 sv_setnv_mg (req->sv1, (NV)req->seq_t);
349 358
350 SvREFCNT_dec (req->sv1); 359 SvREFCNT_dec (req->sv1);
351 break; 360 break;
352 } 361 }
353 362
… …
362 } 371 }
363 372
364 return !SvTRUE (ERRSV); 373 return !SvTRUE (ERRSV);
365} 374}
366 375
367static void req_free (aio_req req) 376static void req_free (bdb_req req)
368{ 377{
369 free (req->buf1); 378 free (req->buf1);
370 free (req->buf2); 379 free (req->buf2);
371 Safefree (req); 380 Safefree (req);
372} 381}
373 382
374static void *aio_proc (void *arg); 383#ifdef USE_SOCKETS_AS_HANDLES
384# define TO_SOCKET(x) (win32_get_osfhandle (x))
385#else
386# define TO_SOCKET(x) (x)
387#endif
388
389static void
390create_respipe ()
391{
392#ifdef _WIN32
393 int arg; /* argg */
394#endif
395 int old_readfd = respipe [0];
396
397 if (respipe [1] >= 0)
398 respipe_close (TO_SOCKET (respipe [1]));
399
400#ifdef _WIN32
401 if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
402#else
403 if (pipe (respipe))
404#endif
405 croak ("unable to initialize result pipe");
406
407 if (old_readfd >= 0)
408 {
409 if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
410 croak ("unable to initialize result pipe(2)");
411
412 respipe_close (respipe [0]);
413 respipe [0] = old_readfd;
414 }
415
416#ifdef _WIN32
417 arg = 1;
418 if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
419 || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
420#else
421 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
422 || fcntl (respipe [1], F_SETFL, O_NONBLOCK))
423#endif
424 croak ("unable to initialize result pipe(3)");
425
426 respipe_osf [0] = TO_SOCKET (respipe [0]);
427 respipe_osf [1] = TO_SOCKET (respipe [1]);
428}
429
430X_THREAD_PROC (bdb_proc);
375 431
376static void start_thread (void) 432static void start_thread (void)
377{ 433{
378 sigset_t fullsigset, oldsigset;
379 pthread_attr_t attr;
380
381 worker *wrk = calloc (1, sizeof (worker)); 434 worker *wrk = calloc (1, sizeof (worker));
382 435
383 if (!wrk) 436 if (!wrk)
384 croak ("unable to allocate worker thread data"); 437 croak ("unable to allocate worker thread data");
385 438
386 pthread_attr_init (&attr);
387 pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
388#ifdef PTHREAD_SCOPE_PROCESS
389 pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
390#endif
391
392 sigfillset (&fullsigset);
393
394 LOCK (wrklock); 439 X_LOCK (wrklock);
395 pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
396
397 if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) 440 if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
398 { 441 {
399 wrk->prev = &wrk_first; 442 wrk->prev = &wrk_first;
400 wrk->next = wrk_first.next; 443 wrk->next = wrk_first.next;
401 wrk_first.next->prev = wrk; 444 wrk_first.next->prev = wrk;
402 wrk_first.next = wrk; 445 wrk_first.next = wrk;
403 ++started; 446 ++started;
404 } 447 }
405 else 448 else
406 free (wrk); 449 free (wrk);
407 450
408 pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
409 UNLOCK (wrklock); 451 X_UNLOCK (wrklock);
410} 452}
411 453
412static void maybe_start_thread () 454static void maybe_start_thread ()
413{ 455{
414 if (get_nthreads () >= wanted) 456 if (get_nthreads () >= wanted)
… …
419 return; 461 return;
420 462
421 start_thread (); 463 start_thread ();
422} 464}
423 465
424static void req_send (aio_req req) 466static void req_send (bdb_req req)
425{ 467{
426 SV *wait_callback = 0; 468 SV *wait_callback = 0;
427 469
428 // synthesize callback if none given 470 // synthesize callback if none given
429 if (!SvOK (req->callback)) 471 if (!SvOK (req->callback))
430 { 472 {
473 int count;
474
431 dSP; 475 dSP;
432 PUSHMARK (SP); 476 PUSHMARK (SP);
433 PUTBACK; 477 PUTBACK;
434 int count = call_sv (prepare_cb, G_ARRAY); 478 count = call_sv (prepare_cb, G_ARRAY);
435 SPAGAIN; 479 SPAGAIN;
436 480
437 if (count != 2) 481 if (count != 2)
438 croak ("prepare callback must return exactly two values\n"); 482 croak ("prepare callback must return exactly two values\n");
439 483
440 wait_callback = SvREFCNT_inc (POPs); 484 wait_callback = POPs;
441 SvREFCNT_dec (req->callback); 485 SvREFCNT_dec (req->callback);
442 req->callback = SvREFCNT_inc (POPs); 486 req->callback = SvREFCNT_inc (POPs);
443 } 487 }
444 488
445 ++nreqs; 489 ++nreqs;
446 490
447 LOCK (reqlock); 491 X_LOCK (reqlock);
448 ++nready; 492 ++nready;
449 reqq_push (&req_queue, req); 493 reqq_push (&req_queue, req);
450 pthread_cond_signal (&reqwait); 494 X_COND_SIGNAL (reqwait);
451 UNLOCK (reqlock); 495 X_UNLOCK (reqlock);
452 496
453 maybe_start_thread (); 497 maybe_start_thread ();
454 498
455 if (wait_callback) 499 if (wait_callback)
456 { 500 {
457 dSP; 501 dSP;
458 PUSHMARK (SP); 502 PUSHMARK (SP);
459 PUTBACK; 503 PUTBACK;
460 call_sv (wait_callback, G_DISCARD); 504 call_sv (wait_callback, G_DISCARD);
461 SvREFCNT_dec (wait_callback);
462 } 505 }
463} 506}
464 507
465static void end_thread (void) 508static void end_thread (void)
466{ 509{
467 aio_req req; 510 bdb_req req;
468 511
469 Newz (0, req, 1, aio_cb); 512 Newz (0, req, 1, bdb_cb);
470 513
471 req->type = REQ_QUIT; 514 req->type = REQ_QUIT;
472 req->pri = PRI_MAX + PRI_BIAS; 515 req->pri = PRI_MAX + PRI_BIAS;
473 516
474 LOCK (reqlock); 517 X_LOCK (reqlock);
475 reqq_push (&req_queue, req); 518 reqq_push (&req_queue, req);
476 pthread_cond_signal (&reqwait); 519 X_COND_SIGNAL (reqwait);
477 UNLOCK (reqlock); 520 X_UNLOCK (reqlock);
478 521
479 LOCK (wrklock); 522 X_LOCK (wrklock);
480 --started; 523 --started;
481 UNLOCK (wrklock); 524 X_UNLOCK (wrklock);
482} 525}
483 526
484static void set_max_idle (int nthreads) 527static void set_max_idle (int nthreads)
485{ 528{
486 if (WORDACCESS_UNSAFE) LOCK (reqlock); 529 if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
487 max_idle = nthreads <= 0 ? 1 : nthreads; 530 max_idle = nthreads <= 0 ? 1 : nthreads;
488 if (WORDACCESS_UNSAFE) UNLOCK (reqlock); 531 if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
489} 532}
490 533
491static void min_parallel (int nthreads) 534static void min_parallel (int nthreads)
492{ 535{
493 if (wanted < nthreads) 536 if (wanted < nthreads)
… …
508 fd_set rfd; 551 fd_set rfd;
509 552
510 while (nreqs) 553 while (nreqs)
511 { 554 {
512 int size; 555 int size;
513 if (WORDACCESS_UNSAFE) LOCK (reslock); 556 if (WORDACCESS_UNSAFE) X_LOCK (reslock);
514 size = res_queue.size; 557 size = res_queue.size;
515 if (WORDACCESS_UNSAFE) UNLOCK (reslock); 558 if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
516 559
517 if (size) 560 if (size)
518 return; 561 return;
519 562
520 maybe_start_thread (); 563 maybe_start_thread ();
521 564
522 FD_ZERO(&rfd); 565 FD_ZERO (&rfd);
523 FD_SET(respipe [0], &rfd); 566 FD_SET (respipe [0], &rfd);
524 567
525 select (respipe [0] + 1, &rfd, 0, 0, 0); 568 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
526 } 569 }
527} 570}
528 571
529static int poll_cb () 572static int poll_cb ()
530{ 573{
531 dSP; 574 dSP;
532 int count = 0; 575 int count = 0;
533 int maxreqs = max_poll_reqs; 576 int maxreqs = max_poll_reqs;
534 int do_croak = 0; 577 int do_croak = 0;
535 struct timeval tv_start, tv_now; 578 struct timeval tv_start, tv_now;
536 aio_req req; 579 bdb_req req;
537 580
538 if (max_poll_time) 581 if (max_poll_time)
539 gettimeofday (&tv_start, 0); 582 gettimeofday (&tv_start, 0);
540 583
541 for (;;) 584 for (;;)
542 { 585 {
543 for (;;) 586 for (;;)
544 { 587 {
545 maybe_start_thread (); 588 maybe_start_thread ();
546 589
547 LOCK (reslock); 590 X_LOCK (reslock);
548 req = reqq_shift (&res_queue); 591 req = reqq_shift (&res_queue);
549 592
550 if (req) 593 if (req)
551 { 594 {
552 --npending; 595 --npending;
553 596
554 if (!res_queue.size) 597 if (!res_queue.size)
555 { 598 {
556 /* read any signals sent by the worker threads */ 599 /* read any signals sent by the worker threads */
557 char buf [4]; 600 char buf [4];
558 while (read (respipe [0], buf, 4) == 4) 601 while (respipe_read (respipe [0], buf, 4) == 4)
559 ; 602 ;
560 } 603 }
561 } 604 }
562 605
563 UNLOCK (reslock); 606 X_UNLOCK (reslock);
564 607
565 if (!req) 608 if (!req)
566 break; 609 break;
567 610
568 --nreqs; 611 --nreqs;
… …
598 } 641 }
599 642
600 return count; 643 return count;
601} 644}
602 645
603static void create_pipe ()
604{
605 if (pipe (respipe))
606 croak ("unable to initialize result pipe");
607
608 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
609 croak ("cannot set result pipe to nonblocking mode");
610
611 if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
612 croak ("cannot set result pipe to nonblocking mode");
613}
614
615/*****************************************************************************/ 646/*****************************************************************************/
616 647
617static void *aio_proc (void *thr_arg) 648X_THREAD_PROC (bdb_proc)
618{ 649{
619 aio_req req; 650 bdb_req req;
620 struct timespec ts; 651 struct timespec ts;
621 worker *self = (worker *)thr_arg; 652 worker *self = (worker *)thr_arg;
622 653
623 /* try to distribute timeouts somewhat evenly */ 654 /* try to distribute timeouts somewhat evenly */
624 ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL) 655 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
625 * (1000000000UL / 1024UL);
626 656
627 for (;;) 657 for (;;)
628 { 658 {
629 ts.tv_sec = time (0) + IDLE_TIMEOUT; 659 ts.tv_sec = time (0) + IDLE_TIMEOUT;
630 660
631 LOCK (reqlock); 661 X_LOCK (reqlock);
632 662
633 for (;;) 663 for (;;)
634 { 664 {
635 self->req = req = reqq_shift (&req_queue); 665 self->req = req = reqq_shift (&req_queue);
636 666
637 if (req) 667 if (req)
638 break; 668 break;
639 669
640 ++idle; 670 ++idle;
641 671
642 if (pthread_cond_timedwait (&reqwait, &reqlock, &ts) 672 if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
643 == ETIMEDOUT) 673 == ETIMEDOUT)
644 { 674 {
645 if (idle > max_idle) 675 if (idle > max_idle)
646 { 676 {
647 --idle; 677 --idle;
648 UNLOCK (reqlock); 678 X_UNLOCK (reqlock);
649 LOCK (wrklock); 679 X_LOCK (wrklock);
650 --started; 680 --started;
651 UNLOCK (wrklock); 681 X_UNLOCK (wrklock);
652 goto quit; 682 goto quit;
653 } 683 }
654 684
655 /* we are allowed to idle, so do so without any timeout */ 685 /* we are allowed to idle, so do so without any timeout */
656 pthread_cond_wait (&reqwait, &reqlock); 686 X_COND_WAIT (reqwait, reqlock);
657 ts.tv_sec = time (0) + IDLE_TIMEOUT; 687 ts.tv_sec = time (0) + IDLE_TIMEOUT;
658 } 688 }
659 689
660 --idle; 690 --idle;
661 } 691 }
662 692
663 --nready; 693 --nready;
664 694
665 UNLOCK (reqlock); 695 X_UNLOCK (reqlock);
666 696
667 switch (req->type) 697 switch (req->type)
668 { 698 {
669 case REQ_QUIT: 699 case REQ_QUIT:
700 req->result = ENOSYS;
670 goto quit; 701 goto quit;
671 702
672 case REQ_ENV_OPEN: 703 case REQ_ENV_OPEN:
673 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1); 704 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
674 break; 705 break;
… …
707 738
708 case REQ_DB_SYNC: 739 case REQ_DB_SYNC:
709 req->result = req->db->sync (req->db, req->uint1); 740 req->result = req->db->sync (req->db, req->uint1);
710 break; 741 break;
711 742
743 case REQ_DB_UPGRADE:
744 req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
745 break;
746
712 case REQ_DB_PUT: 747 case REQ_DB_PUT:
713 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1); 748 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
714 break; 749 break;
715 750
716 case REQ_DB_GET: 751 case REQ_DB_GET:
… …
733 req->result = req->txn->commit (req->txn, req->uint1); 768 req->result = req->txn->commit (req->txn, req->uint1);
734 break; 769 break;
735 770
736 case REQ_TXN_ABORT: 771 case REQ_TXN_ABORT:
737 req->result = req->txn->abort (req->txn); 772 req->result = req->txn->abort (req->txn);
773 break;
774
775 case REQ_TXN_FINISH:
776 if (req->txn->flags & TXN_DEADLOCK)
777 {
778 req->result = req->txn->abort (req->txn);
779 if (!req->result)
780 req->result = DB_LOCK_DEADLOCK;
781 }
782 else
783 req->result = req->txn->commit (req->txn, req->uint1);
738 break; 784 break;
739 785
740 case REQ_C_CLOSE: 786 case REQ_C_CLOSE:
741 req->result = req->dbc->c_close (req->dbc); 787 req->result = req->dbc->c_close (req->dbc);
742 break; 788 break;
… …
784 default: 830 default:
785 req->result = ENOSYS; 831 req->result = ENOSYS;
786 break; 832 break;
787 } 833 }
788 834
835 if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
836 req->txn->flags |= TXN_DEADLOCK;
837
789 LOCK (reslock); 838 X_LOCK (reslock);
790 839
791 ++npending; 840 ++npending;
792 841
793 if (!reqq_push (&res_queue, req)) 842 if (!reqq_push (&res_queue, req))
794 /* write a dummy byte to the pipe so fh becomes ready */ 843 /* write a dummy byte to the pipe so fh becomes ready */
795 write (respipe [1], &respipe, 1); 844 respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
796 845
797 self->req = 0; 846 self->req = 0;
798 worker_clear (self); 847 worker_clear (self);
799 848
800 UNLOCK (reslock); 849 X_UNLOCK (reslock);
801 } 850 }
802 851
803quit: 852quit:
804 LOCK (wrklock); 853 X_LOCK (wrklock);
805 worker_free (self); 854 worker_free (self);
806 UNLOCK (wrklock); 855 X_UNLOCK (wrklock);
807 856
808 return 0; 857 return 0;
809} 858}
810 859
811/*****************************************************************************/ 860/*****************************************************************************/
812 861
813static void atfork_prepare (void) 862static void atfork_prepare (void)
814{ 863{
815 LOCK (wrklock); 864 X_LOCK (wrklock);
816 LOCK (reqlock); 865 X_LOCK (reqlock);
817 LOCK (reslock); 866 X_LOCK (reslock);
818} 867}
819 868
820static void atfork_parent (void) 869static void atfork_parent (void)
821{ 870{
822 UNLOCK (reslock); 871 X_UNLOCK (reslock);
823 UNLOCK (reqlock); 872 X_UNLOCK (reqlock);
824 UNLOCK (wrklock); 873 X_UNLOCK (wrklock);
825} 874}
826 875
827static void atfork_child (void) 876static void atfork_child (void)
828{ 877{
829 aio_req prv; 878 bdb_req prv;
830 879
831 while (prv = reqq_shift (&req_queue)) 880 while (prv = reqq_shift (&req_queue))
832 req_free (prv); 881 req_free (prv);
833 882
834 while (prv = reqq_shift (&res_queue)) 883 while (prv = reqq_shift (&res_queue))
… …
849 idle = 0; 898 idle = 0;
850 nreqs = 0; 899 nreqs = 0;
851 nready = 0; 900 nready = 0;
852 npending = 0; 901 npending = 0;
853 902
854 close (respipe [0]);
855 close (respipe [1]);
856 create_pipe (); 903 create_respipe ();
857 904
858 atfork_parent (); 905 atfork_parent ();
859} 906}
860 907
861#define dREQ(reqtype) \ 908#define dREQ(reqtype) \
862 aio_req req; \ 909 bdb_req req; \
863 int req_pri = next_pri; \ 910 int req_pri = next_pri; \
864 next_pri = DEFAULT_PRI + PRI_BIAS; \ 911 next_pri = DEFAULT_PRI + PRI_BIAS; \
865 \ 912 \
866 if (SvOK (callback) && !SvROK (callback)) \ 913 if (SvOK (callback) && !SvROK (callback)) \
867 croak ("callback must be undef or of reference type"); \ 914 croak ("callback must be undef or of reference type"); \
868 \ 915 \
869 Newz (0, req, 1, aio_cb); \ 916 Newz (0, req, 1, bdb_cb); \
870 if (!req) \ 917 if (!req) \
871 croak ("out of memory during aio_req allocation"); \ 918 croak ("out of memory during bdb_req allocation"); \
872 \ 919 \
873 req->callback = newSVsv (callback); \ 920 req->callback = newSVsv (callback); \
874 req->type = (reqtype); \ 921 req->type = (reqtype); \
875 req->pri = req_pri 922 req->pri = req_pri
876 923
… …
925 const_iv (INIT_TXN) 972 const_iv (INIT_TXN)
926 const_iv (RECOVER) 973 const_iv (RECOVER)
927 const_iv (INIT_TXN) 974 const_iv (INIT_TXN)
928 const_iv (RECOVER_FATAL) 975 const_iv (RECOVER_FATAL)
929 const_iv (CREATE) 976 const_iv (CREATE)
977 const_iv (RDONLY)
930 const_iv (USE_ENVIRON) 978 const_iv (USE_ENVIRON)
931 const_iv (USE_ENVIRON_ROOT) 979 const_iv (USE_ENVIRON_ROOT)
932 const_iv (LOCKDOWN) 980 const_iv (LOCKDOWN)
933 const_iv (PRIVATE) 981 const_iv (PRIVATE)
934 const_iv (REGISTER) 982 const_iv (REGISTER)
… …
940 const_iv (DSYNC_DB) 988 const_iv (DSYNC_DB)
941 const_iv (DSYNC_LOG) 989 const_iv (DSYNC_LOG)
942 const_iv (LOG_AUTOREMOVE) 990 const_iv (LOG_AUTOREMOVE)
943 const_iv (LOG_INMEMORY) 991 const_iv (LOG_INMEMORY)
944 const_iv (NOLOCKING) 992 const_iv (NOLOCKING)
945 const_iv (MULTIVERSION)
946 const_iv (NOMMAP) 993 const_iv (NOMMAP)
947 const_iv (NOPANIC) 994 const_iv (NOPANIC)
948 const_iv (OVERWRITE) 995 const_iv (OVERWRITE)
949 const_iv (PANIC_ENVIRONMENT) 996 const_iv (PANIC_ENVIRONMENT)
950 const_iv (REGION_INIT) 997 const_iv (REGION_INIT)
951 const_iv (TIME_NOTGRANTED) 998 const_iv (TIME_NOTGRANTED)
952 const_iv (TXN_NOSYNC) 999 const_iv (TXN_NOSYNC)
953 const_iv (TXN_SNAPSHOT) 1000 const_iv (TXN_NOT_DURABLE)
954 const_iv (TXN_WRITE_NOSYNC) 1001 const_iv (TXN_WRITE_NOSYNC)
955 const_iv (WRITECURSOR) 1002 const_iv (WRITECURSOR)
956 const_iv (YIELDCPU) 1003 const_iv (YIELDCPU)
957 const_iv (ENCRYPT_AES) 1004 const_iv (ENCRYPT_AES)
958 const_iv (XA_CREATE) 1005 const_iv (XA_CREATE)
… …
966 const_iv (READ_UNCOMMITTED) 1013 const_iv (READ_UNCOMMITTED)
967 const_iv (TRUNCATE) 1014 const_iv (TRUNCATE)
968 const_iv (NOSYNC) 1015 const_iv (NOSYNC)
969 const_iv (CHKSUM) 1016 const_iv (CHKSUM)
970 const_iv (ENCRYPT) 1017 const_iv (ENCRYPT)
971 const_iv (TXN_NOT_DURABLE)
972 const_iv (DUP) 1018 const_iv (DUP)
973 const_iv (DUPSORT) 1019 const_iv (DUPSORT)
974 const_iv (RECNUM) 1020 const_iv (RECNUM)
975 const_iv (RENUMBER) 1021 const_iv (RENUMBER)
976 const_iv (REVSPLITOFF) 1022 const_iv (REVSPLITOFF)
… …
981 const_iv (GET_BOTH_RANGE) 1027 const_iv (GET_BOTH_RANGE)
982 //const_iv (SET_RECNO) 1028 //const_iv (SET_RECNO)
983 //const_iv (MULTIPLE) 1029 //const_iv (MULTIPLE)
984 const_iv (SNAPSHOT) 1030 const_iv (SNAPSHOT)
985 const_iv (JOIN_ITEM) 1031 const_iv (JOIN_ITEM)
1032 const_iv (JOIN_NOSORT)
986 const_iv (RMW) 1033 const_iv (RMW)
987 1034
988 const_iv (NOTFOUND) 1035 const_iv (NOTFOUND)
989 const_iv (KEYEMPTY) 1036 const_iv (KEYEMPTY)
990 const_iv (LOCK_DEADLOCK) 1037 const_iv (LOCK_DEADLOCK)
… …
1001 const_iv (APPEND) 1048 const_iv (APPEND)
1002 const_iv (NODUPDATA) 1049 const_iv (NODUPDATA)
1003 const_iv (NOOVERWRITE) 1050 const_iv (NOOVERWRITE)
1004 1051
1005 const_iv (TXN_NOWAIT) 1052 const_iv (TXN_NOWAIT)
1006 const_iv (TXN_SNAPSHOT)
1007 const_iv (TXN_SYNC) 1053 const_iv (TXN_SYNC)
1008 1054
1009 const_iv (SET_LOCK_TIMEOUT) 1055 const_iv (SET_LOCK_TIMEOUT)
1010 const_iv (SET_TXN_TIMEOUT) 1056 const_iv (SET_TXN_TIMEOUT)
1011 1057
1012 const_iv (JOIN_ITEM)
1013 const_iv (FIRST) 1058 const_iv (FIRST)
1014 const_iv (NEXT) 1059 const_iv (NEXT)
1015 const_iv (NEXT_DUP) 1060 const_iv (NEXT_DUP)
1016 const_iv (NEXT_NODUP) 1061 const_iv (NEXT_NODUP)
1017 const_iv (PREV) 1062 const_iv (PREV)
… …
1039 const_iv (LOCK_YOUNGEST) 1084 const_iv (LOCK_YOUNGEST)
1040 1085
1041 const_iv (SEQ_DEC) 1086 const_iv (SEQ_DEC)
1042 const_iv (SEQ_INC) 1087 const_iv (SEQ_INC)
1043 const_iv (SEQ_WRAP) 1088 const_iv (SEQ_WRAP)
1089
1090 const_iv (BUFFER_SMALL)
1091 const_iv (DONOTINDEX)
1092 const_iv (KEYEMPTY )
1093 const_iv (KEYEXIST )
1094 const_iv (LOCK_DEADLOCK)
1095 const_iv (LOCK_NOTGRANTED)
1096 const_iv (LOG_BUFFER_FULL)
1097 const_iv (NOSERVER)
1098 const_iv (NOSERVER_HOME)
1099 const_iv (NOSERVER_ID)
1100 const_iv (NOTFOUND)
1101 const_iv (PAGE_NOTFOUND)
1102 const_iv (REP_DUPMASTER)
1103 const_iv (REP_HANDLE_DEAD)
1104 const_iv (REP_HOLDELECTION)
1105 const_iv (REP_IGNORE)
1106 const_iv (REP_ISPERM)
1107 const_iv (REP_JOIN_FAILURE)
1108 const_iv (REP_LOCKOUT)
1109 const_iv (REP_NEWMASTER)
1110 const_iv (REP_NEWSITE)
1111 const_iv (REP_NOTPERM)
1112 const_iv (REP_UNAVAIL)
1113 const_iv (RUNRECOVERY)
1114 const_iv (SECONDARY_BAD)
1115 const_iv (VERIFY_BAD)
1116 const_iv (VERSION_MISMATCH)
1117
1118 const_iv (VERB_DEADLOCK)
1119 const_iv (VERB_RECOVERY)
1120 const_iv (VERB_REGISTER)
1121 const_iv (VERB_REPLICATION)
1122 const_iv (VERB_WAITSFOR)
1123
1124 const_iv (VERSION_MAJOR)
1125 const_iv (VERSION_MINOR)
1126 const_iv (VERSION_PATCH)
1127#if DB_VERSION_MINOR >= 5
1128 const_iv (MULTIVERSION)
1129 const_iv (TXN_SNAPSHOT)
1130#endif
1131#if DB_VERSION_MINOR >= 6
1132 const_iv (PREV_DUP)
1133 const_iv (PRIORITY_UNCHANGED)
1134 const_iv (PRIORITY_VERY_LOW)
1135 const_iv (PRIORITY_LOW)
1136 const_iv (PRIORITY_DEFAULT)
1137 const_iv (PRIORITY_HIGH)
1138 const_iv (PRIORITY_VERY_HIGH)
1139#endif
1044 }; 1140 };
1045 1141
1046 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1142 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1047 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1143 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1048 1144
1049 create_pipe (); 1145 newCONSTSUB (stash, "VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));
1146 newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1147
1148 create_respipe ();
1149
1050 pthread_atfork (atfork_prepare, atfork_parent, atfork_child); 1150 X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1151#ifdef _WIN32
1152 X_MUTEX_CHECK (wrklock);
1153 X_MUTEX_CHECK (reslock);
1154 X_MUTEX_CHECK (reqlock);
1155
1156 X_COND_CHECK (reqwait);
1157#endif
1051} 1158}
1052 1159
1053void 1160void
1054max_poll_reqs (int nreqs) 1161max_poll_reqs (int nreqs)
1055 PROTOTYPE: $ 1162 PROTOTYPE: $
… …
1174 1281
1175int 1282int
1176nthreads () 1283nthreads ()
1177 PROTOTYPE: 1284 PROTOTYPE:
1178 CODE: 1285 CODE:
1179 if (WORDACCESS_UNSAFE) LOCK (wrklock); 1286 if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1180 RETVAL = started; 1287 RETVAL = started;
1181 if (WORDACCESS_UNSAFE) UNLOCK (wrklock); 1288 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1182 OUTPUT: 1289 OUTPUT:
1183 RETVAL 1290 RETVAL
1184 1291
1185void 1292void
1186set_sync_prepare (SV *cb) 1293set_sync_prepare (SV *cb)
1187 PROTOTYPE: & 1294 PROTOTYPE: &
1188 CODE: 1295 CODE:
1189 SvREFCNT_dec (prepare_cb); 1296 SvREFCNT_dec (prepare_cb);
1190 prepare_cb = newSVsv (cb); 1297 prepare_cb = newSVsv (cb);
1191 1298
1299char *
1300strerror (int errorno = errno)
1301 PROTOTYPE: ;$
1302 CODE:
1303 RETVAL = db_strerror (errorno);
1304 OUTPUT:
1305 RETVAL
1192 1306
1193DB_ENV * 1307DB_ENV *
1194db_env_create (U32 env_flags = 0) 1308db_env_create (U32 env_flags = 0)
1195 CODE: 1309 CODE:
1196{ 1310{
1197 errno = db_env_create (&RETVAL, env_flags); 1311 errno = db_env_create (&RETVAL, env_flags);
1198 if (errno) 1312 if (errno)
1199 croak ("db_env_create: %s", db_strerror (errno)); 1313 croak ("db_env_create: %s", db_strerror (errno));
1314
1315 if (0)
1316 {
1317 RETVAL->set_errcall (RETVAL, debug_errcall);
1318 RETVAL->set_msgcall (RETVAL, debug_msgcall);
1319 }
1200} 1320}
1201 OUTPUT: 1321 OUTPUT:
1202 RETVAL 1322 RETVAL
1203 1323
1204void 1324void
1205db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) 1325db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)
1206 CODE: 1326 CODE:
1207{ 1327{
1208 env->set_thread_count (env, get_nthreads ());
1209
1210 dREQ (REQ_ENV_OPEN); 1328 dREQ (REQ_ENV_OPEN);
1329
1330 env->set_thread_count (env, wanted + 2);
1331
1211 req->env = env; 1332 req->env = env;
1212 req->uint1 = open_flags | DB_THREAD; 1333 req->uint1 = open_flags | DB_THREAD;
1213 req->int1 = mode; 1334 req->int1 = mode;
1214 req->buf1 = strdup_ornull (db_home); 1335 req->buf1 = strdup_ornull (db_home);
1215 REQ_SEND; 1336 REQ_SEND;
… …
1332 req->uint1 = flags; 1453 req->uint1 = flags;
1333 REQ_SEND; 1454 REQ_SEND;
1334} 1455}
1335 1456
1336void 1457void
1458db_upgrade (DB *db, octetstring file, U32 flags = 0, SV *callback = &PL_sv_undef)
1459 CODE:
1460{
1461 dREQ (REQ_DB_SYNC);
1462 req->db = db;
1463 req->buf1 = strdup (file);
1464 req->uint1 = flags;
1465 REQ_SEND;
1466}
1467
1468void
1337db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef) 1469db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)
1338 CODE: 1470 CODE:
1339{ 1471{
1340 dREQ (REQ_DB_KEY_RANGE); 1472 dREQ (REQ_DB_KEY_RANGE);
1341 req->db = db; 1473 req->db = db;
… …
1360} 1492}
1361 1493
1362void 1494void
1363db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1495db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1364 CODE: 1496 CODE:
1497 if (SvREADONLY (data))
1498 croak ("can't modify read-only data scalar in db_get");
1365{ 1499{
1366 dREQ (REQ_DB_GET); 1500 dREQ (REQ_DB_GET);
1367 req->db = db; 1501 req->db = db;
1368 req->txn = txn; 1502 req->txn = txn;
1369 req->uint1 = flags; 1503 req->uint1 = flags;
… …
1374} 1508}
1375 1509
1376void 1510void
1377db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1511db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1378 CODE: 1512 CODE:
1513 if (SvREADONLY (data))
1514 croak ("can't modify read-only data scalar in db_pget");
1379{ 1515{
1380 dREQ (REQ_DB_PGET); 1516 dREQ (REQ_DB_PGET);
1381 req->db = db; 1517 req->db = db;
1382 req->txn = txn; 1518 req->txn = txn;
1383 req->uint1 = flags; 1519 req->uint1 = flags;
… …
1420 REQ_SEND; 1556 REQ_SEND;
1421 ptr_nuke (ST (0)); 1557 ptr_nuke (ST (0));
1422} 1558}
1423 1559
1424void 1560void
1561db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)
1562 CODE:
1563{
1564 dREQ (REQ_TXN_FINISH);
1565 req->txn = txn;
1566 req->uint1 = flags;
1567 REQ_SEND;
1568 ptr_nuke (ST (0));
1569}
1570
1571void
1425db_c_close (DBC *dbc, SV *callback = &PL_sv_undef) 1572db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
1426 CODE: 1573 CODE:
1427{ 1574{
1428 dREQ (REQ_C_CLOSE); 1575 dREQ (REQ_C_CLOSE);
1429 req->dbc = dbc; 1576 req->dbc = dbc;
… …
1601 CODE: 1748 CODE:
1602 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache); 1749 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1603 OUTPUT: 1750 OUTPUT:
1604 RETVAL 1751 RETVAL
1605 1752
1606int set_flags (DB_ENV *env, U32 flags, int onoff) 1753int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1607 CODE: 1754 CODE:
1608 RETVAL = env->set_flags (env, flags, onoff); 1755 RETVAL = env->set_flags (env, flags, onoff);
1609 OUTPUT: 1756 OUTPUT:
1610 RETVAL 1757 RETVAL
1611 1758
1759void set_errfile (DB_ENV *env, FILE *errfile = 0)
1760 CODE:
1761 env->set_errfile (env, errfile);
1762
1763void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
1764 CODE:
1765 env->set_msgfile (env, msgfile);
1766
1767int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1768 CODE:
1769 RETVAL = env->set_verbose (env, which, onoff);
1770 OUTPUT:
1771 RETVAL
1772
1612int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) 1773int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)
1613 CODE: 1774 CODE:
1614 RETVAL = env->set_encrypt (env, password, flags); 1775 RETVAL = env->set_encrypt (env, password, flags);
1615 OUTPUT: 1776 OUTPUT:
1616 RETVAL 1777 RETVAL
1617 1778
1618int set_timeout (DB_ENV *env, NV timeout, U32 flags) 1779int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1619 CODE: 1780 CODE:
1620 RETVAL = env->set_timeout (env, timeout * 1000000, flags); 1781 RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1621 OUTPUT: 1782 OUTPUT:
1622 RETVAL 1783 RETVAL
1623 1784
… …
1671 1832
1672int set_lg_max (DB_ENV *env, U32 max) 1833int set_lg_max (DB_ENV *env, U32 max)
1673 CODE: 1834 CODE:
1674 RETVAL = env->set_lg_max (env, max); 1835 RETVAL = env->set_lg_max (env, max);
1675 OUTPUT: 1836 OUTPUT:
1837 RETVAL
1838
1839int mutex_set_max (DB_ENV *env, U32 max)
1840 CODE:
1841 RETVAL = env->mutex_set_max (env, max);
1842 OUTPUT:
1843 RETVAL
1844
1845int mutex_set_increment (DB_ENV *env, U32 increment)
1846 CODE:
1847 RETVAL = env->mutex_set_increment (env, increment);
1848 OUTPUT:
1849 RETVAL
1850
1851int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
1852 CODE:
1853 RETVAL = env->mutex_set_tas_spins (env, tas_spins);
1854 OUTPUT:
1855 RETVAL
1856
1857int mutex_set_align (DB_ENV *env, U32 align)
1858 CODE:
1859 RETVAL = env->mutex_set_align (env, align);
1860 OUTPUT:
1676 RETVAL 1861 RETVAL
1677 1862
1678DB_TXN * 1863DB_TXN *
1679txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) 1864txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1680 CODE: 1865 CODE:
… …
1700 CODE: 1885 CODE:
1701 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); 1886 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1702 OUTPUT: 1887 OUTPUT:
1703 RETVAL 1888 RETVAL
1704 1889
1705int set_flags (DB *db, U32 flags); 1890int set_flags (DB *db, U32 flags)
1706 CODE: 1891 CODE:
1707 RETVAL = db->set_flags (db, flags); 1892 RETVAL = db->set_flags (db, flags);
1708 OUTPUT: 1893 OUTPUT:
1709 RETVAL 1894 RETVAL
1710 1895
… …
1724 CODE: 1909 CODE:
1725 RETVAL = db->set_bt_minkey (db, minkey); 1910 RETVAL = db->set_bt_minkey (db, minkey);
1726 OUTPUT: 1911 OUTPUT:
1727 RETVAL 1912 RETVAL
1728 1913
1729int set_re_delim(DB *db, int delim); 1914int set_re_delim (DB *db, int delim)
1730 CODE: 1915 CODE:
1731 RETVAL = db->set_re_delim (db, delim); 1916 RETVAL = db->set_re_delim (db, delim);
1732 OUTPUT: 1917 OUTPUT:
1733 RETVAL 1918 RETVAL
1734 1919
… …
1795DESTROY (DB_TXN_ornull *txn) 1980DESTROY (DB_TXN_ornull *txn)
1796 CODE: 1981 CODE:
1797 if (txn) 1982 if (txn)
1798 txn->abort (txn); 1983 txn->abort (txn);
1799 1984
1800int set_timeout (DB_TXN *txn, NV timeout, U32 flags) 1985int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1801 CODE: 1986 CODE:
1802 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); 1987 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1988 OUTPUT:
1989 RETVAL
1990
1991int failed (DB_TXN *txn)
1992 CODE:
1993 RETVAL = !!(txn->flags & TXN_DEADLOCK);
1803 OUTPUT: 1994 OUTPUT:
1804 RETVAL 1995 RETVAL
1805 1996
1806 1997
1807MODULE = BDB PACKAGE = BDB::Cursor 1998MODULE = BDB PACKAGE = BDB::Cursor
… …
1810DESTROY (DBC_ornull *dbc) 2001DESTROY (DBC_ornull *dbc)
1811 CODE: 2002 CODE:
1812 if (dbc) 2003 if (dbc)
1813 dbc->c_close (dbc); 2004 dbc->c_close (dbc);
1814 2005
2006#if DB_VERSION_MINOR >= 6
2007
2008int set_priority (DBC *dbc, int priority)
2009 CODE:
2010 dbc->set_priority (dbc, priority);
2011
2012#endif
2013
1815MODULE = BDB PACKAGE = BDB::Sequence 2014MODULE = BDB PACKAGE = BDB::Sequence
1816 2015
1817void 2016void
1818DESTROY (DB_SEQUENCE_ornull *seq) 2017DESTROY (DB_SEQUENCE_ornull *seq)
1819 CODE: 2018 CODE:

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