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Comparing BDB/BDB.xs (file contents):
Revision 1.16 by root, Mon Aug 13 12:01:45 2007 UTC vs.
Revision 1.55 by root, Fri Sep 26 02:37:33 2008 UTC

1#include <sys/user.h>
2#include <sys/ptrace.h>
3
4#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
5
1#include "xthread.h" 6#include "xthread.h"
2 7
3#include <errno.h> 8#include <errno.h>
4 9
5#include "EXTERN.h" 10#include "EXTERN.h"
27# include <unistd.h> 32# include <unistd.h>
28#endif 33#endif
29 34
30#include <db.h> 35#include <db.h>
31 36
32#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4) 37#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
33# error you need Berkeley DB 4.4 or newer installed 38# error you need Berkeley DB 4.3 or a newer 4.x version installed
34#endif 39#endif
35 40
36/* number of seconds after which idle threads exit */ 41/* number of seconds after which idle threads exit */
37#define IDLE_TIMEOUT 10 42#define IDLE_TIMEOUT 10
43
44typedef SV SV_mutable;
38 45
39typedef DB_ENV DB_ENV_ornull; 46typedef DB_ENV DB_ENV_ornull;
40typedef DB_TXN DB_TXN_ornull; 47typedef DB_TXN DB_TXN_ornull;
41typedef DBC DBC_ornull; 48typedef DBC DBC_ornull;
42typedef DB DB_ornull; 49typedef DB DB_ornull;
50
51typedef DB_ENV DB_ENV_ornuked;
52typedef DB_TXN DB_TXN_ornuked;
53typedef DBC DBC_ornuked;
54typedef DB DB_ornuked;
55
56#if DB_VERSION_MINOR >= 3
43typedef DB_SEQUENCE DB_SEQUENCE_ornull; 57typedef DB_SEQUENCE DB_SEQUENCE_ornull;
58typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
59#endif
44 60
45typedef SV SV8; /* byte-sv, used for argument-checking */ 61typedef SV SV8; /* byte-sv, used for argument-checking */
46typedef char *octetstring; 62typedef char *bdb_filename;
47 63
48static SV *prepare_cb; 64static SV *prepare_cb;
49 65
50#if DB_VERSION_MINOR >= 6 66#if DB_VERSION_MINOR >= 6
51# define c_close close 67# define c_close close
55# define c_get get 71# define c_get get
56# define c_pget pget 72# define c_pget pget
57# define c_put put 73# define c_put put
58#endif 74#endif
59 75
76static char *
77get_bdb_filename (SV *sv)
78{
79 if (!SvOK (sv))
80 return 0;
81
82#if _WIN32
83 /* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
84 {
85 STRLEN len;
86 char *src = SvPVbyte (sv, len);
87 SV *t1 = sv_newmortal ();
88 SV *t2 = sv_newmortal ();
89
90 sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
91 sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
92
93 len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
94 len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
95 SvPOK_only (t2);
96 SvPVX (t2)[len] = 0;
97 SvCUR_set (t2, len);
98
99 return SvPVX (t2);
100 }
101#else
102 return SvPVbyte_nolen (sv);
103#endif
104}
105
60static void 106static void
61debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg) 107debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
62{ 108{
63 printf ("err[%s]\n", msg); 109 printf ("err[%s]\n", msg);
64} 110}
91dbt_to_sv (SV *sv, DBT *dbt) 137dbt_to_sv (SV *sv, DBT *dbt)
92{ 138{
93 if (sv) 139 if (sv)
94 { 140 {
95 SvREADONLY_off (sv); 141 SvREADONLY_off (sv);
142
143 if (dbt->data)
96 sv_setpvn_mg (sv, dbt->data, dbt->size); 144 sv_setpvn_mg (sv, dbt->data, dbt->size);
145 else
146 sv_setsv_mg (sv, &PL_sv_undef);
147
97 SvREFCNT_dec (sv); 148 SvREFCNT_dec (sv);
98 } 149 }
99 150
100 free (dbt->data); 151 free (dbt->data);
101} 152}
102 153
103enum { 154enum {
104 REQ_QUIT, 155 REQ_QUIT,
105 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT, 156 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
106 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, 157 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
107 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, 158 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
108 REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE, 159 REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
109 REQ_TXN_COMMIT, REQ_TXN_ABORT, 160 REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
110 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL, 161 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, 162 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
112}; 163};
113 164
114typedef struct aio_cb 165typedef struct bdb_cb
115{ 166{
116 struct aio_cb *volatile next; 167 struct bdb_cb *volatile next;
117 SV *callback; 168 SV *callback;
118 int type, pri, result; 169 int type, pri, result;
119 170
120 DB_ENV *env; 171 DB_ENV *env;
121 DB *db; 172 DB *db;
123 DBC *dbc; 174 DBC *dbc;
124 175
125 UV uv1; 176 UV uv1;
126 int int1, int2; 177 int int1, int2;
127 U32 uint1, uint2; 178 U32 uint1, uint2;
128 char *buf1, *buf2; 179 char *buf1, *buf2, *buf3;
129 SV *sv1, *sv2, *sv3; 180 SV *sv1, *sv2, *sv3;
130 181
131 DBT dbt1, dbt2, dbt3; 182 DBT dbt1, dbt2, dbt3;
132 DB_KEY_RANGE key_range; 183 DB_KEY_RANGE key_range;
184#if DB_VERSION_MINOR >= 3
133 DB_SEQUENCE *seq; 185 DB_SEQUENCE *seq;
134 db_seq_t seq_t; 186 db_seq_t seq_t;
135} aio_cb; 187#endif
136 188
189 SV *rsv1, *rsv2; // keep some request objects alive
190} bdb_cb;
191
137typedef aio_cb *aio_req; 192typedef bdb_cb *bdb_req;
138 193
139enum { 194enum {
140 PRI_MIN = -4, 195 PRI_MIN = -4,
141 PRI_MAX = 4, 196 PRI_MAX = 4,
142 197
145 NUM_PRI = PRI_MAX + PRI_BIAS + 1, 200 NUM_PRI = PRI_MAX + PRI_BIAS + 1,
146}; 201};
147 202
148#define AIO_TICKS ((1000000 + 1023) >> 10) 203#define AIO_TICKS ((1000000 + 1023) >> 10)
149 204
205static SV *on_next_submit;
206
150static unsigned int max_poll_time = 0; 207static unsigned int max_poll_time = 0;
151static unsigned int max_poll_reqs = 0; 208static unsigned int max_poll_reqs = 0;
152 209
153/* calculcate time difference in ~1/AIO_TICKS of a second */ 210/* calculcate time difference in ~1/AIO_TICKS of a second */
154static int tvdiff (struct timeval *tv1, struct timeval *tv2) 211static int tvdiff (struct timeval *tv1, struct timeval *tv2)
169 struct worker *prev, *next; 226 struct worker *prev, *next;
170 227
171 thread_t tid; 228 thread_t tid;
172 229
173 /* locked by reslock, reqlock or wrklock */ 230 /* locked by reslock, reqlock or wrklock */
174 aio_req req; /* currently processed request */ 231 bdb_req req; /* currently processed request */
175 void *dbuf; 232 void *dbuf;
176 DIR *dirp; 233 DIR *dirp;
177} worker; 234} worker;
178 235
179static worker wrk_first = { &wrk_first, &wrk_first, 0 }; 236static worker wrk_first = { &wrk_first, &wrk_first, 0 };
191} 248}
192 249
193static volatile unsigned int nreqs, nready, npending; 250static volatile unsigned int nreqs, nready, npending;
194static volatile unsigned int max_idle = 4; 251static volatile unsigned int max_idle = 4;
195static volatile unsigned int max_outstanding = 0xffffffff; 252static volatile unsigned int max_outstanding = 0xffffffff;
196static int respipe [2], respipe_osf [2]; 253static int respipe_osf [2], respipe [2] = { -1, -1 };
197 254
198static mutex_t reslock = X_MUTEX_INIT; 255static mutex_t reslock = X_MUTEX_INIT;
199static mutex_t reqlock = X_MUTEX_INIT; 256static mutex_t reqlock = X_MUTEX_INIT;
200static cond_t reqwait = X_COND_INIT; 257static cond_t reqwait = X_COND_INIT;
201 258
202#if WORDACCESS_UNSAFE 259#if WORDACCESS_UNSAFE
203 260
204static unsigned int get_nready () 261static unsigned int get_nready (void)
205{ 262{
206 unsigned int retval; 263 unsigned int retval;
207 264
208 X_LOCK (reqlock); 265 X_LOCK (reqlock);
209 retval = nready; 266 retval = nready;
210 X_UNLOCK (reqlock); 267 X_UNLOCK (reqlock);
211 268
212 return retval; 269 return retval;
213} 270}
214 271
215static unsigned int get_npending () 272static unsigned int get_npending (void)
216{ 273{
217 unsigned int retval; 274 unsigned int retval;
218 275
219 X_LOCK (reslock); 276 X_LOCK (reslock);
220 retval = npending; 277 retval = npending;
221 X_UNLOCK (reslock); 278 X_UNLOCK (reslock);
222 279
223 return retval; 280 return retval;
224} 281}
225 282
226static unsigned int get_nthreads () 283static unsigned int get_nthreads (void)
227{ 284{
228 unsigned int retval; 285 unsigned int retval;
229 286
230 X_LOCK (wrklock); 287 X_LOCK (wrklock);
231 retval = started; 288 retval = started;
246 * a somewhat faster data structure might be nice, but 303 * a somewhat faster data structure might be nice, but
247 * with 8 priorities this actually needs <20 insns 304 * with 8 priorities this actually needs <20 insns
248 * per shift, the most expensive operation. 305 * per shift, the most expensive operation.
249 */ 306 */
250typedef struct { 307typedef struct {
251 aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ 308 bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
252 int size; 309 int size;
253} reqq; 310} reqq;
254 311
255static reqq req_queue; 312static reqq req_queue;
256static reqq res_queue; 313static reqq res_queue;
257 314
258int reqq_push (reqq *q, aio_req req) 315int reqq_push (reqq *q, bdb_req req)
259{ 316{
260 int pri = req->pri; 317 int pri = req->pri;
261 req->next = 0; 318 req->next = 0;
262 319
263 if (q->qe[pri]) 320 if (q->qe[pri])
269 q->qe[pri] = q->qs[pri] = req; 326 q->qe[pri] = q->qs[pri] = req;
270 327
271 return q->size++; 328 return q->size++;
272} 329}
273 330
274aio_req reqq_shift (reqq *q) 331bdb_req reqq_shift (reqq *q)
275{ 332{
276 int pri; 333 int pri;
277 334
278 if (!q->size) 335 if (!q->size)
279 return 0; 336 return 0;
280 337
281 --q->size; 338 --q->size;
282 339
283 for (pri = NUM_PRI; pri--; ) 340 for (pri = NUM_PRI; pri--; )
284 { 341 {
285 aio_req req = q->qs[pri]; 342 bdb_req req = q->qs[pri];
286 343
287 if (req) 344 if (req)
288 { 345 {
289 if (!(q->qs[pri] = req->next)) 346 if (!(q->qs[pri] = req->next))
290 q->qe[pri] = 0; 347 q->qe[pri] = 0;
294 } 351 }
295 352
296 abort (); 353 abort ();
297} 354}
298 355
299static int poll_cb (); 356static int poll_cb (void);
300static void req_free (aio_req req); 357static void req_free (bdb_req req);
301static void req_cancel (aio_req req); 358static void req_cancel (bdb_req req);
302 359
303static int req_invoke (aio_req req) 360static int req_invoke (bdb_req req)
304{ 361{
305 dSP; 362 switch (req->type)
306
307 if (SvOK (req->callback))
308 { 363 {
364 case REQ_DB_CLOSE:
365 SvREFCNT_dec (req->sv1);
366 break;
367
368 case REQ_DB_GET:
369 case REQ_DB_PGET:
370 case REQ_C_GET:
371 case REQ_C_PGET:
372 case REQ_DB_PUT:
373 case REQ_C_PUT:
374 dbt_to_sv (req->sv1, &req->dbt1);
375 dbt_to_sv (req->sv2, &req->dbt2);
376 dbt_to_sv (req->sv3, &req->dbt3);
377 break;
378
379 case REQ_DB_KEY_RANGE:
380 {
381 AV *av = newAV ();
382
383 av_push (av, newSVnv (req->key_range.less));
384 av_push (av, newSVnv (req->key_range.equal));
385 av_push (av, newSVnv (req->key_range.greater));
386
387 SvREADONLY_off (req->sv1);
388 sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
389 SvREFCNT_dec (req->sv1);
390 }
391 break;
392
393#if DB_VERSION_MINOR >= 3
394 case REQ_SEQ_GET:
395 SvREADONLY_off (req->sv1);
396
397 if (sizeof (IV) > 4)
398 sv_setiv_mg (req->sv1, (IV)req->seq_t);
399 else
400 sv_setnv_mg (req->sv1, (NV)req->seq_t);
401
402 SvREFCNT_dec (req->sv1);
403 break;
404#endif
405 }
406
407 errno = req->result;
408
409 if (req->callback)
410 {
411 dSP;
412
309 ENTER; 413 ENTER;
310 SAVETMPS; 414 SAVETMPS;
311 PUSHMARK (SP); 415 PUSHMARK (SP);
312 416
313 switch (req->type)
314 {
315 case REQ_DB_CLOSE:
316 SvREFCNT_dec (req->sv1);
317 break;
318
319 case REQ_DB_GET:
320 case REQ_DB_PGET:
321 dbt_to_sv (req->sv3, &req->dbt3);
322 break;
323
324 case REQ_C_GET:
325 case REQ_C_PGET:
326 dbt_to_sv (req->sv1, &req->dbt1);
327 dbt_to_sv (req->sv2, &req->dbt2);
328 dbt_to_sv (req->sv3, &req->dbt3);
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, req->seq_t);
350 else
351 sv_setnv_mg (req->sv1, req->seq_t);
352
353 SvREFCNT_dec (req->sv1);
354 break;
355 }
356
357 errno = req->result;
358
359 PUTBACK; 417 PUTBACK;
360 call_sv (req->callback, G_VOID | G_EVAL); 418 call_sv (req->callback, G_VOID | G_EVAL);
361 SPAGAIN; 419 SPAGAIN;
362 420
363 FREETMPS; 421 FREETMPS;
364 LEAVE; 422 LEAVE;
423
424 return !SvTRUE (ERRSV);
365 } 425 }
366 426
367 return !SvTRUE (ERRSV); 427 return 1;
368} 428}
369 429
370static void req_free (aio_req req) 430static void req_free (bdb_req req)
371{ 431{
432 SvREFCNT_dec (req->callback);
433
434 SvREFCNT_dec (req->rsv1);
435 SvREFCNT_dec (req->rsv2);
436
372 free (req->buf1); 437 free (req->buf1);
373 free (req->buf2); 438 free (req->buf2);
439 free (req->buf3);
440
374 Safefree (req); 441 Safefree (req);
375} 442}
376 443
377#ifdef USE_SOCKETS_AS_HANDLES 444#ifdef USE_SOCKETS_AS_HANDLES
378# define TO_SOCKET(x) (win32_get_osfhandle (x)) 445# define TO_SOCKET(x) (win32_get_osfhandle (x))
379#else 446#else
380# define TO_SOCKET(x) (x) 447# define TO_SOCKET(x) (x)
381#endif 448#endif
382 449
383static void 450static void
384create_pipe (int fd[2]) 451create_respipe (void)
385{ 452{
386#ifdef _WIN32 453#ifdef _WIN32
387 int arg = 1; 454 int arg; /* argg */
455#endif
456 int old_readfd = respipe [0];
457
458 if (respipe [1] >= 0)
459 respipe_close (TO_SOCKET (respipe [1]));
460
461#ifdef _WIN32
388 if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, fd) 462 if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
389 || ioctlsocket (TO_SOCKET (fd [0]), FIONBIO, &arg)
390 || ioctlsocket (TO_SOCKET (fd [1]), FIONBIO, &arg))
391#else 463#else
392 if (pipe (fd) 464 if (pipe (respipe))
393 || fcntl (fd [0], F_SETFL, O_NONBLOCK)
394 || fcntl (fd [1], F_SETFL, O_NONBLOCK))
395#endif 465#endif
396 croak ("unable to initialize result pipe"); 466 croak ("unable to initialize result pipe");
467
468 if (old_readfd >= 0)
469 {
470 if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
471 croak ("unable to initialize result pipe(2)");
472
473 respipe_close (respipe [0]);
474 respipe [0] = old_readfd;
475 }
476
477#ifdef _WIN32
478 arg = 1;
479 if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
480 || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
481#else
482 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
483 || fcntl (respipe [1], F_SETFL, O_NONBLOCK))
484#endif
485 croak ("unable to initialize result pipe(3)");
397 486
398 respipe_osf [0] = TO_SOCKET (respipe [0]); 487 respipe_osf [0] = TO_SOCKET (respipe [0]);
399 respipe_osf [1] = TO_SOCKET (respipe [1]); 488 respipe_osf [1] = TO_SOCKET (respipe [1]);
400} 489}
401 490
491static void bdb_request (bdb_req req);
402X_THREAD_PROC (bdb_proc); 492X_THREAD_PROC (bdb_proc);
403 493
404static void start_thread (void) 494static void start_thread (void)
405{ 495{
406 worker *wrk = calloc (1, sizeof (worker)); 496 worker *wrk = calloc (1, sizeof (worker));
421 free (wrk); 511 free (wrk);
422 512
423 X_UNLOCK (wrklock); 513 X_UNLOCK (wrklock);
424} 514}
425 515
426static void maybe_start_thread () 516static void maybe_start_thread (void)
427{ 517{
428 if (get_nthreads () >= wanted) 518 if (get_nthreads () >= wanted)
429 return; 519 return;
430 520
431 /* todo: maybe use idle here, but might be less exact */ 521 /* todo: maybe use idle here, but might be less exact */
433 return; 523 return;
434 524
435 start_thread (); 525 start_thread ();
436} 526}
437 527
438static void req_send (aio_req req) 528static void req_send (bdb_req req)
439{ 529{
440 SV *wait_callback = 0; 530 SV *wait_callback = 0;
441 531
442 // synthesize callback if none given 532 if (on_next_submit)
443 if (!SvOK (req->callback))
444 { 533 {
445 int count;
446
447 dSP; 534 dSP;
535 SV *cb = sv_2mortal (on_next_submit);
536
537 on_next_submit = 0;
538
448 PUSHMARK (SP); 539 PUSHMARK (SP);
449 PUTBACK; 540 PUTBACK;
450 count = call_sv (prepare_cb, G_ARRAY); 541 call_sv (cb, G_DISCARD | G_EVAL);
451 SPAGAIN; 542 SPAGAIN;
543 }
452 544
545 // synthesize callback if none given
546 if (!req->callback)
547 {
548 if (SvOK (prepare_cb))
549 {
550 int count;
551
552 dSP;
553 PUSHMARK (SP);
554 PUTBACK;
555 count = call_sv (prepare_cb, G_ARRAY);
556 SPAGAIN;
557
453 if (count != 2) 558 if (count != 2)
454 croak ("prepare callback must return exactly two values\n"); 559 croak ("sync prepare callback must return exactly two values\n");
455 560
456 wait_callback = SvREFCNT_inc (POPs); 561 wait_callback = POPs;
457 SvREFCNT_dec (req->callback);
458 req->callback = SvREFCNT_inc (POPs); 562 req->callback = SvREFCNT_inc (POPs);
563 }
564 else
565 {
566 // execute request synchronously
567 bdb_request (req);
568 req_invoke (req);
569 req_free (req);
570 return;
571 }
459 } 572 }
460 573
461 ++nreqs; 574 ++nreqs;
462 575
463 X_LOCK (reqlock); 576 X_LOCK (reqlock);
472 { 585 {
473 dSP; 586 dSP;
474 PUSHMARK (SP); 587 PUSHMARK (SP);
475 PUTBACK; 588 PUTBACK;
476 call_sv (wait_callback, G_DISCARD); 589 call_sv (wait_callback, G_DISCARD);
477 SvREFCNT_dec (wait_callback);
478 } 590 }
479} 591}
480 592
481static void end_thread (void) 593static void end_thread (void)
482{ 594{
483 aio_req req; 595 bdb_req req = calloc (1, sizeof (bdb_cb));
484
485 Newz (0, req, 1, aio_cb);
486 596
487 req->type = REQ_QUIT; 597 req->type = REQ_QUIT;
488 req->pri = PRI_MAX + PRI_BIAS; 598 req->pri = PRI_MAX + PRI_BIAS;
489 599
490 X_LOCK (reqlock); 600 X_LOCK (reqlock);
517 627
518 while (started > wanted) 628 while (started > wanted)
519 end_thread (); 629 end_thread ();
520} 630}
521 631
522static void poll_wait () 632static void poll_wait (void)
523{ 633{
524 fd_set rfd; 634 fd_set rfd;
525 635
526 while (nreqs) 636 while (nreqs)
527 { 637 {
540 650
541 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); 651 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
542 } 652 }
543} 653}
544 654
545static int poll_cb () 655static int poll_cb (void)
546{ 656{
547 dSP; 657 dSP;
548 int count = 0; 658 int count = 0;
549 int maxreqs = max_poll_reqs; 659 int maxreqs = max_poll_reqs;
550 int do_croak = 0; 660 int do_croak = 0;
551 struct timeval tv_start, tv_now; 661 struct timeval tv_start, tv_now;
552 aio_req req; 662 bdb_req req;
553 663
554 if (max_poll_time) 664 if (max_poll_time)
555 gettimeofday (&tv_start, 0); 665 gettimeofday (&tv_start, 0);
556 666
557 for (;;) 667 for (;;)
616 return count; 726 return count;
617} 727}
618 728
619/*****************************************************************************/ 729/*****************************************************************************/
620 730
731static void
732bdb_request (bdb_req req)
733{
734 switch (req->type)
735 {
736 case REQ_ENV_OPEN:
737 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
738 break;
739
740 case REQ_ENV_CLOSE:
741 req->result = req->env->close (req->env, req->uint1);
742 break;
743
744 case REQ_ENV_TXN_CHECKPOINT:
745 req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
746 break;
747
748 case REQ_ENV_LOCK_DETECT:
749 req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
750 break;
751
752 case REQ_ENV_MEMP_SYNC:
753 req->result = req->env->memp_sync (req->env, 0);
754 break;
755
756 case REQ_ENV_MEMP_TRICKLE:
757 req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
758 break;
759
760 case REQ_ENV_DBREMOVE:
761 req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
762 break;
763
764 case REQ_ENV_DBRENAME:
765 req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
766 break;
767
768 case REQ_DB_OPEN:
769 req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
770 break;
771
772 case REQ_DB_CLOSE:
773 req->result = req->db->close (req->db, req->uint1);
774 break;
775
776#if DB_VERSION_MINOR >= 4
777 case REQ_DB_COMPACT:
778 req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
779 break;
780#endif
781
782 case REQ_DB_SYNC:
783 req->result = req->db->sync (req->db, req->uint1);
784 break;
785
786 case REQ_DB_UPGRADE:
787 req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
788 break;
789
790 case REQ_DB_PUT:
791 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
792 break;
793
794#if DB_VERSION_MINOR >= 6
795 case REQ_DB_EXISTS:
796 req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
797 break;
798#endif
799 case REQ_DB_GET:
800 req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
801 break;
802
803 case REQ_DB_PGET:
804 req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
805 break;
806
807 case REQ_DB_DEL:
808 req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
809 break;
810
811 case REQ_DB_KEY_RANGE:
812 req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
813 break;
814
815 case REQ_TXN_COMMIT:
816 req->result = req->txn->commit (req->txn, req->uint1);
817 break;
818
819 case REQ_TXN_ABORT:
820 req->result = req->txn->abort (req->txn);
821 break;
822
823 case REQ_TXN_FINISH:
824 if (req->txn->flags & TXN_DEADLOCK)
825 {
826 req->result = req->txn->abort (req->txn);
827 if (!req->result)
828 req->result = DB_LOCK_DEADLOCK;
829 }
830 else
831 req->result = req->txn->commit (req->txn, req->uint1);
832 break;
833
834 case REQ_C_CLOSE:
835 req->result = req->dbc->c_close (req->dbc);
836 break;
837
838 case REQ_C_COUNT:
839 {
840 db_recno_t recno;
841 req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
842 req->uv1 = recno;
843 }
844 break;
845
846 case REQ_C_PUT:
847 req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
848 break;
849
850 case REQ_C_GET:
851 req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
852 break;
853
854 case REQ_C_PGET:
855 req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
856 break;
857
858 case REQ_C_DEL:
859 req->result = req->dbc->c_del (req->dbc, req->uint1);
860 break;
861
862#if DB_VERSION_MINOR >= 3
863 case REQ_SEQ_OPEN:
864 req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
865 break;
866
867 case REQ_SEQ_CLOSE:
868 req->result = req->seq->close (req->seq, req->uint1);
869 break;
870
871 case REQ_SEQ_GET:
872 req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
873 break;
874
875 case REQ_SEQ_REMOVE:
876 req->result = req->seq->remove (req->seq, req->txn, req->uint1);
877 break;
878#endif
879
880 default:
881 req->result = ENOSYS;
882 break;
883 }
884
885 if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
886 req->txn->flags |= TXN_DEADLOCK;
887}
888
621X_THREAD_PROC (bdb_proc) 889X_THREAD_PROC (bdb_proc)
622{ 890{
623 aio_req req; 891 bdb_req req;
624 struct timespec ts; 892 struct timespec ts;
625 worker *self = (worker *)thr_arg; 893 worker *self = (worker *)thr_arg;
626 894
627 /* try to distribute timeouts somewhat evenly */ 895 /* try to distribute timeouts somewhat evenly */
628 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); 896 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
664 } 932 }
665 933
666 --nready; 934 --nready;
667 935
668 X_UNLOCK (reqlock); 936 X_UNLOCK (reqlock);
669 937
670 switch (req->type) 938 if (req->type == REQ_QUIT)
671 { 939 {
672 case REQ_QUIT: 940 X_LOCK (reslock);
941 free (req);
942 self->req = 0;
943 X_UNLOCK (reslock);
944
673 goto quit; 945 goto quit;
674
675 case REQ_ENV_OPEN:
676 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
677 break;
678
679 case REQ_ENV_CLOSE:
680 req->result = req->env->close (req->env, req->uint1);
681 break;
682
683 case REQ_ENV_TXN_CHECKPOINT:
684 req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
685 break;
686
687 case REQ_ENV_LOCK_DETECT:
688 req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
689 break;
690
691 case REQ_ENV_MEMP_SYNC:
692 req->result = req->env->memp_sync (req->env, 0);
693 break;
694
695 case REQ_ENV_MEMP_TRICKLE:
696 req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
697 break;
698
699 case REQ_DB_OPEN:
700 req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
701 break;
702
703 case REQ_DB_CLOSE:
704 req->result = req->db->close (req->db, req->uint1);
705 break;
706
707 case REQ_DB_COMPACT:
708 req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
709 break;
710
711 case REQ_DB_SYNC:
712 req->result = req->db->sync (req->db, req->uint1);
713 break;
714
715 case REQ_DB_PUT:
716 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
717 break;
718
719 case REQ_DB_GET:
720 req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
721 break;
722
723 case REQ_DB_PGET:
724 req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
725 break;
726
727 case REQ_DB_DEL:
728 req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
729 break;
730
731 case REQ_DB_KEY_RANGE:
732 req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
733 break;
734
735 case REQ_TXN_COMMIT:
736 req->result = req->txn->commit (req->txn, req->uint1);
737 break;
738
739 case REQ_TXN_ABORT:
740 req->result = req->txn->abort (req->txn);
741 break;
742
743 case REQ_C_CLOSE:
744 req->result = req->dbc->c_close (req->dbc);
745 break;
746
747 case REQ_C_COUNT:
748 {
749 db_recno_t recno;
750 req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
751 req->uv1 = recno;
752 }
753 break;
754
755 case REQ_C_PUT:
756 req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
757 break;
758
759 case REQ_C_GET:
760 req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
761 break;
762
763 case REQ_C_PGET:
764 req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
765 break;
766
767 case REQ_C_DEL:
768 req->result = req->dbc->c_del (req->dbc, req->uint1);
769 break;
770
771 case REQ_SEQ_OPEN:
772 req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
773 break;
774
775 case REQ_SEQ_CLOSE:
776 req->result = req->seq->close (req->seq, req->uint1);
777 break;
778
779 case REQ_SEQ_GET:
780 req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
781 break;
782
783 case REQ_SEQ_REMOVE:
784 req->result = req->seq->remove (req->seq, req->txn, req->uint1);
785 break;
786
787 default:
788 req->result = ENOSYS;
789 break;
790 } 946 }
947
948 bdb_request (req);
791 949
792 X_LOCK (reslock); 950 X_LOCK (reslock);
793 951
794 ++npending; 952 ++npending;
795 953
827 X_UNLOCK (wrklock); 985 X_UNLOCK (wrklock);
828} 986}
829 987
830static void atfork_child (void) 988static void atfork_child (void)
831{ 989{
832 aio_req prv; 990 bdb_req prv;
833 991
834 while (prv = reqq_shift (&req_queue)) 992 while (prv = reqq_shift (&req_queue))
835 req_free (prv); 993 req_free (prv);
836 994
837 while (prv = reqq_shift (&res_queue)) 995 while (prv = reqq_shift (&res_queue))
852 idle = 0; 1010 idle = 0;
853 nreqs = 0; 1011 nreqs = 0;
854 nready = 0; 1012 nready = 0;
855 npending = 0; 1013 npending = 0;
856 1014
857 respipe_close (respipe [0]);
858 respipe_close (respipe [1]);
859
860 create_pipe (respipe); 1015 create_respipe ();
861 1016
862 atfork_parent (); 1017 atfork_parent ();
863} 1018}
864 1019
865#define dREQ(reqtype) \ 1020#define dREQ(reqtype,rsvcnt) \
866 aio_req req; \ 1021 bdb_req req; \
867 int req_pri = next_pri; \ 1022 int req_pri = next_pri; \
868 next_pri = DEFAULT_PRI + PRI_BIAS; \ 1023 next_pri = DEFAULT_PRI + PRI_BIAS; \
869 \ 1024 \
870 if (SvOK (callback) && !SvROK (callback)) \ 1025 if (callback && SvOK (callback)) \
871 croak ("callback must be undef or of reference type"); \ 1026 croak ("callback has illegal type or extra arguments"); \
872 \ 1027 \
873 Newz (0, req, 1, aio_cb); \ 1028 Newz (0, req, 1, bdb_cb); \
874 if (!req) \ 1029 if (!req) \
875 croak ("out of memory during aio_req allocation"); \ 1030 croak ("out of memory during bdb_req allocation"); \
876 \ 1031 \
877 req->callback = newSVsv (callback); \ 1032 req->callback = SvREFCNT_inc (cb); \
878 req->type = (reqtype); \ 1033 req->type = (reqtype); \
879 req->pri = req_pri 1034 req->pri = req_pri; \
1035 if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
1036 if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
1037 (void)0;
880 1038
881#define REQ_SEND \ 1039#define REQ_SEND \
882 req_send (req) 1040 req_send (req)
883 1041
884#define SvPTR(var, arg, type, class, nullok) \ 1042#define SvPTR(var, arg, type, class, nullok) \
885 if (!SvOK (arg)) \ 1043 if (!SvOK (arg)) \
886 { \ 1044 { \
887 if (!nullok) \ 1045 if (nullok != 1) \
888 croak (# var " must be a " # class " object, not undef"); \ 1046 croak (# var " must be a " # class " object, not undef"); \
889 \ 1047 \
890 (var) = 0; \ 1048 (var) = 0; \
891 } \ 1049 } \
892 else if (sv_derived_from ((arg), # class)) \ 1050 else if (sv_derived_from ((arg), # class)) \
893 { \ 1051 { \
894 IV tmp = SvIV ((SV*) SvRV (arg)); \ 1052 IV tmp = SvIV ((SV*) SvRV (arg)); \
895 (var) = INT2PTR (type, tmp); \ 1053 (var) = INT2PTR (type, tmp); \
896 if (!var) \ 1054 if (!var && nullok != 2) \
897 croak (# var " is not a valid " # class " object anymore"); \ 1055 croak (# var " is not a valid " # class " object anymore"); \
898 } \ 1056 } \
899 else \ 1057 else \
900 croak (# var " is not of type " # class); \ 1058 croak (# var " is not of type " # class);
901 \ 1059
1060#define ARG_MUTABLE(name) \
1061 if (SvREADONLY (name)) \
1062 croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
902 1063
903static void 1064static void
904ptr_nuke (SV *sv) 1065ptr_nuke (SV *sv)
905{ 1066{
906 assert (SvROK (sv)); 1067 assert (SvROK (sv));
907 sv_setiv (SvRV (sv), 0); 1068 sv_setiv (SvRV (sv), 0);
908} 1069}
1070
1071static int
1072errno_get (pTHX_ SV *sv, MAGIC *mg)
1073{
1074 if (*mg->mg_ptr == '!') // should always be the case
1075 if (-30999 <= errno && errno <= -30800)
1076 {
1077 sv_setnv (sv, (NV)errno);
1078 sv_setpv (sv, db_strerror (errno));
1079 SvNOK_on (sv); /* what a wonderful hack! */
1080 // ^^^ copied from perl sources
1081 return 0;
1082 }
1083
1084 return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
1085}
1086
1087static MGVTBL vtbl_errno;
1088
1089// this wonderful hack :( patches perl's $! variable to support our errno values
1090static void
1091patch_errno (void)
1092{
1093 SV *sv;
1094 MAGIC *mg;
1095
1096 if (!(sv = get_sv ("!", 1)))
1097 return;
1098
1099 if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
1100 return;
1101
1102 if (mg->mg_virtual != &PL_vtbl_sv)
1103 return;
1104
1105 vtbl_errno = PL_vtbl_sv;
1106 vtbl_errno.svt_get = errno_get;
1107 mg->mg_virtual = &vtbl_errno;
1108}
1109
1110#if __GNUC__ >= 4
1111# define noinline __attribute__ ((noinline))
1112#else
1113# define noinline
1114#endif
1115
1116static noinline SV *
1117pop_callback (I32 *ritems, SV *sv)
1118{
1119 if (SvROK (sv))
1120 {
1121 HV *st;
1122 GV *gvp;
1123 CV *cv;
1124 const char *name;
1125
1126 /* forgive me */
1127 if (SvTYPE (SvRV (sv)) == SVt_PVMG
1128 && (st = SvSTASH (SvRV (sv)))
1129 && (name = HvNAME_get (st))
1130 && (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
1131 return 0;
1132
1133 if ((cv = sv_2cv (sv, &st, &gvp, 0)))
1134 {
1135 --*ritems;
1136 return (SV *)cv;
1137 }
1138 }
1139
1140 return 0;
1141}
1142
1143/* stupid windoes defined CALLBACK as well */
1144#undef CALLBACK
1145#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
909 1146
910MODULE = BDB PACKAGE = BDB 1147MODULE = BDB PACKAGE = BDB
911 1148
912PROTOTYPES: ENABLE 1149PROTOTYPES: ENABLE
913 1150
929 const_iv (INIT_TXN) 1166 const_iv (INIT_TXN)
930 const_iv (RECOVER) 1167 const_iv (RECOVER)
931 const_iv (INIT_TXN) 1168 const_iv (INIT_TXN)
932 const_iv (RECOVER_FATAL) 1169 const_iv (RECOVER_FATAL)
933 const_iv (CREATE) 1170 const_iv (CREATE)
1171 const_iv (RDONLY)
934 const_iv (USE_ENVIRON) 1172 const_iv (USE_ENVIRON)
935 const_iv (USE_ENVIRON_ROOT) 1173 const_iv (USE_ENVIRON_ROOT)
936 const_iv (LOCKDOWN) 1174 const_iv (LOCKDOWN)
937 const_iv (PRIVATE) 1175 const_iv (PRIVATE)
938 const_iv (REGISTER)
939 const_iv (SYSTEM_MEM) 1176 const_iv (SYSTEM_MEM)
940 const_iv (AUTO_COMMIT) 1177 const_iv (AUTO_COMMIT)
941 const_iv (CDB_ALLDB) 1178 const_iv (CDB_ALLDB)
942 const_iv (DIRECT_DB) 1179 const_iv (DIRECT_DB)
943 const_iv (DIRECT_LOG)
944 const_iv (DSYNC_DB)
945 const_iv (DSYNC_LOG)
946 const_iv (LOG_AUTOREMOVE)
947 const_iv (LOG_INMEMORY)
948 const_iv (NOLOCKING) 1180 const_iv (NOLOCKING)
949 const_iv (NOMMAP) 1181 const_iv (NOMMAP)
950 const_iv (NOPANIC) 1182 const_iv (NOPANIC)
951 const_iv (OVERWRITE) 1183 const_iv (OVERWRITE)
952 const_iv (PANIC_ENVIRONMENT) 1184 const_iv (PANIC_ENVIRONMENT)
953 const_iv (REGION_INIT) 1185 const_iv (REGION_INIT)
954 const_iv (TIME_NOTGRANTED) 1186 const_iv (TIME_NOTGRANTED)
955 const_iv (TXN_NOSYNC) 1187 const_iv (TXN_NOSYNC)
1188 const_iv (TXN_NOT_DURABLE)
956 const_iv (TXN_WRITE_NOSYNC) 1189 const_iv (TXN_WRITE_NOSYNC)
957 const_iv (WRITECURSOR) 1190 const_iv (WRITECURSOR)
958 const_iv (YIELDCPU) 1191 const_iv (YIELDCPU)
959 const_iv (ENCRYPT_AES) 1192 const_iv (ENCRYPT_AES)
960 const_iv (XA_CREATE) 1193 const_iv (XA_CREATE)
962 const_iv (HASH) 1195 const_iv (HASH)
963 const_iv (QUEUE) 1196 const_iv (QUEUE)
964 const_iv (RECNO) 1197 const_iv (RECNO)
965 const_iv (UNKNOWN) 1198 const_iv (UNKNOWN)
966 const_iv (EXCL) 1199 const_iv (EXCL)
967 const_iv (READ_COMMITTED)
968 const_iv (READ_UNCOMMITTED)
969 const_iv (TRUNCATE) 1200 const_iv (TRUNCATE)
970 const_iv (NOSYNC) 1201 const_iv (NOSYNC)
971 const_iv (CHKSUM) 1202 const_iv (CHKSUM)
972 const_iv (ENCRYPT) 1203 const_iv (ENCRYPT)
973 const_iv (TXN_NOT_DURABLE)
974 const_iv (DUP) 1204 const_iv (DUP)
975 const_iv (DUPSORT) 1205 const_iv (DUPSORT)
976 const_iv (RECNUM) 1206 const_iv (RECNUM)
977 const_iv (RENUMBER) 1207 const_iv (RENUMBER)
978 const_iv (REVSPLITOFF) 1208 const_iv (REVSPLITOFF)
979 const_iv (INORDER)
980 const_iv (CONSUME) 1209 const_iv (CONSUME)
981 const_iv (CONSUME_WAIT) 1210 const_iv (CONSUME_WAIT)
982 const_iv (GET_BOTH) 1211 const_iv (GET_BOTH)
983 const_iv (GET_BOTH_RANGE) 1212 const_iv (GET_BOTH_RANGE)
984 //const_iv (SET_RECNO) 1213 //const_iv (SET_RECNO)
985 //const_iv (MULTIPLE) 1214 //const_iv (MULTIPLE)
986 const_iv (SNAPSHOT) 1215 const_iv (SNAPSHOT)
987 const_iv (JOIN_ITEM) 1216 const_iv (JOIN_ITEM)
1217 const_iv (JOIN_NOSORT)
988 const_iv (RMW) 1218 const_iv (RMW)
989 1219
990 const_iv (NOTFOUND) 1220 const_iv (NOTFOUND)
991 const_iv (KEYEMPTY) 1221 const_iv (KEYEMPTY)
992 const_iv (LOCK_DEADLOCK) 1222 const_iv (LOCK_DEADLOCK)
993 const_iv (LOCK_NOTGRANTED) 1223 const_iv (LOCK_NOTGRANTED)
994 const_iv (RUNRECOVERY) 1224 const_iv (RUNRECOVERY)
995 const_iv (OLD_VERSION) 1225 const_iv (OLD_VERSION)
996 const_iv (REP_HANDLE_DEAD) 1226 const_iv (REP_HANDLE_DEAD)
997 const_iv (REP_LOCKOUT)
998 const_iv (SECONDARY_BAD) 1227 const_iv (SECONDARY_BAD)
999
1000 const_iv (FREE_SPACE)
1001 const_iv (FREELIST_ONLY)
1002 1228
1003 const_iv (APPEND) 1229 const_iv (APPEND)
1004 const_iv (NODUPDATA) 1230 const_iv (NODUPDATA)
1005 const_iv (NOOVERWRITE) 1231 const_iv (NOOVERWRITE)
1006 1232
1008 const_iv (TXN_SYNC) 1234 const_iv (TXN_SYNC)
1009 1235
1010 const_iv (SET_LOCK_TIMEOUT) 1236 const_iv (SET_LOCK_TIMEOUT)
1011 const_iv (SET_TXN_TIMEOUT) 1237 const_iv (SET_TXN_TIMEOUT)
1012 1238
1013 const_iv (JOIN_ITEM)
1014 const_iv (FIRST) 1239 const_iv (FIRST)
1015 const_iv (NEXT) 1240 const_iv (NEXT)
1016 const_iv (NEXT_DUP) 1241 const_iv (NEXT_DUP)
1017 const_iv (NEXT_NODUP) 1242 const_iv (NEXT_NODUP)
1018 const_iv (PREV) 1243 const_iv (PREV)
1030 const_iv (FORCE) 1255 const_iv (FORCE)
1031 1256
1032 const_iv (LOCK_DEFAULT) 1257 const_iv (LOCK_DEFAULT)
1033 const_iv (LOCK_EXPIRE) 1258 const_iv (LOCK_EXPIRE)
1034 const_iv (LOCK_MAXLOCKS) 1259 const_iv (LOCK_MAXLOCKS)
1035 const_iv (LOCK_MAXWRITE)
1036 const_iv (LOCK_MINLOCKS) 1260 const_iv (LOCK_MINLOCKS)
1037 const_iv (LOCK_MINWRITE) 1261 const_iv (LOCK_MINWRITE)
1038 const_iv (LOCK_OLDEST) 1262 const_iv (LOCK_OLDEST)
1039 const_iv (LOCK_RANDOM) 1263 const_iv (LOCK_RANDOM)
1040 const_iv (LOCK_YOUNGEST) 1264 const_iv (LOCK_YOUNGEST)
1041 1265
1042 const_iv (SEQ_DEC)
1043 const_iv (SEQ_INC)
1044 const_iv (SEQ_WRAP)
1045
1046 const_iv (BUFFER_SMALL)
1047 const_iv (DONOTINDEX) 1266 const_iv (DONOTINDEX)
1048 const_iv (KEYEMPTY ) 1267 const_iv (KEYEMPTY )
1049 const_iv (KEYEXIST ) 1268 const_iv (KEYEXIST )
1050 const_iv (LOCK_DEADLOCK) 1269 const_iv (LOCK_DEADLOCK)
1051 const_iv (LOCK_NOTGRANTED) 1270 const_iv (LOCK_NOTGRANTED)
1052 const_iv (LOG_BUFFER_FULL)
1053 const_iv (NOSERVER) 1271 const_iv (NOSERVER)
1054 const_iv (NOSERVER_HOME) 1272 const_iv (NOSERVER_HOME)
1055 const_iv (NOSERVER_ID) 1273 const_iv (NOSERVER_ID)
1056 const_iv (NOTFOUND) 1274 const_iv (NOTFOUND)
1057 const_iv (OLD_VERSION)
1058 const_iv (PAGE_NOTFOUND) 1275 const_iv (PAGE_NOTFOUND)
1059 const_iv (REP_DUPMASTER) 1276 const_iv (REP_DUPMASTER)
1060 const_iv (REP_HANDLE_DEAD) 1277 const_iv (REP_HANDLE_DEAD)
1061 const_iv (REP_HOLDELECTION) 1278 const_iv (REP_HOLDELECTION)
1062 const_iv (REP_IGNORE)
1063 const_iv (REP_ISPERM) 1279 const_iv (REP_ISPERM)
1064 const_iv (REP_JOIN_FAILURE)
1065 const_iv (REP_LOCKOUT)
1066 const_iv (REP_NEWMASTER) 1280 const_iv (REP_NEWMASTER)
1067 const_iv (REP_NEWSITE) 1281 const_iv (REP_NEWSITE)
1068 const_iv (REP_NOTPERM) 1282 const_iv (REP_NOTPERM)
1069 const_iv (REP_UNAVAIL) 1283 const_iv (REP_UNAVAIL)
1070 const_iv (RUNRECOVERY) 1284 const_iv (RUNRECOVERY)
1071 const_iv (SECONDARY_BAD) 1285 const_iv (SECONDARY_BAD)
1072 const_iv (VERIFY_BAD) 1286 const_iv (VERIFY_BAD)
1073 const_iv (VERSION_MISMATCH)
1074 1287
1075 const_iv (VERB_DEADLOCK) 1288 const_iv (VERB_DEADLOCK)
1076 const_iv (VERB_RECOVERY) 1289 const_iv (VERB_RECOVERY)
1077 const_iv (VERB_REGISTER)
1078 const_iv (VERB_REPLICATION) 1290 const_iv (VERB_REPLICATION)
1079 const_iv (VERB_WAITSFOR) 1291 const_iv (VERB_WAITSFOR)
1080 1292
1081 const_iv (VERSION_MAJOR) 1293 const_iv (VERSION_MAJOR)
1082 const_iv (VERSION_MINOR) 1294 const_iv (VERSION_MINOR)
1083 const_iv (VERSION_PATCH) 1295 const_iv (VERSION_PATCH)
1296#if DB_VERSION_MINOR >= 3
1297 const_iv (INORDER)
1298 const_iv (LOCK_MAXWRITE)
1299 const_iv (SEQ_DEC)
1300 const_iv (SEQ_INC)
1301 const_iv (SEQ_WRAP)
1302 const_iv (BUFFER_SMALL)
1303 const_iv (LOG_BUFFER_FULL)
1304 const_iv (VERSION_MISMATCH)
1305#endif
1306#if DB_VERSION_MINOR >= 4
1307 const_iv (REGISTER)
1308 const_iv (DSYNC_DB)
1309 const_iv (READ_COMMITTED)
1310 const_iv (READ_UNCOMMITTED)
1311 const_iv (REP_IGNORE)
1312 const_iv (REP_LOCKOUT)
1313 const_iv (REP_JOIN_FAILURE)
1314 const_iv (FREE_SPACE)
1315 const_iv (FREELIST_ONLY)
1316 const_iv (VERB_REGISTER)
1317#endif
1084#if DB_VERSION_MINOR >= 5 1318#if DB_VERSION_MINOR >= 5
1085 const_iv (MULTIVERSION) 1319 const_iv (MULTIVERSION)
1086 const_iv (TXN_SNAPSHOT) 1320 const_iv (TXN_SNAPSHOT)
1087#endif 1321#endif
1088#if DB_VERSION_MINOR >= 6 1322#if DB_VERSION_MINOR >= 6
1089 const_iv (PREV_DUP) 1323 const_iv (PREV_DUP)
1090# if 0
1091 const_iv (PRIORITY_UNCHANGED) 1324 const_iv (PRIORITY_UNCHANGED)
1092 const_iv (PRIORITY_VERY_LOW) 1325 const_iv (PRIORITY_VERY_LOW)
1093 const_iv (PRIORITY_LOW) 1326 const_iv (PRIORITY_LOW)
1094 const_iv (PRIORITY_DEFAULT) 1327 const_iv (PRIORITY_DEFAULT)
1095 const_iv (PRIORITY_HIGH) 1328 const_iv (PRIORITY_HIGH)
1096 const_iv (PRIORITY_VERY_HIGH) 1329 const_iv (PRIORITY_VERY_HIGH)
1330#endif
1331#if DB_VERSION_MINOR >= 7
1332 const_iv (LOG_DIRECT)
1333 const_iv (LOG_DSYNC)
1334 const_iv (LOG_AUTO_REMOVE)
1335 const_iv (LOG_IN_MEMORY)
1336 const_iv (LOG_ZERO)
1337#else
1338 const_iv (DIRECT_LOG)
1339 const_iv (LOG_AUTOREMOVE)
1340# if DB_VERSION_MINOR >= 3
1341 const_iv (DSYNC_LOG)
1342 const_iv (LOG_INMEMORY)
1097# endif 1343# endif
1098#endif 1344#endif
1099 }; 1345 };
1100 1346
1101 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1347 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1102 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1348 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1103 1349
1104 newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1)); 1350 prepare_cb = &PL_sv_undef;
1351
1352 {
1353 /* we currently only allow version, minor-version and patchlevel to go up to 255 */
1354 char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1355
1356 newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3));
1357 }
1358
1105 newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0)); 1359 newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1106 1360
1107 create_pipe (respipe); 1361 create_respipe ();
1108 1362
1109 X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child); 1363 X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1110#ifdef _WIN32 1364 patch_errno ();
1111 X_MUTEX_CHECK (wrklock);
1112 X_MUTEX_CHECK (reslock);
1113 X_MUTEX_CHECK (reqlock);
1114
1115 X_COND_CHECK (reqwait);
1116#endif
1117} 1365}
1118 1366
1119void 1367void
1120max_poll_reqs (int nreqs) 1368max_poll_reqs (int nreqs)
1121 PROTOTYPE: $ 1369 PROTOTYPE: $
1246 RETVAL = started; 1494 RETVAL = started;
1247 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); 1495 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1248 OUTPUT: 1496 OUTPUT:
1249 RETVAL 1497 RETVAL
1250 1498
1251void 1499SV *
1252set_sync_prepare (SV *cb) 1500set_sync_prepare (SV *cb)
1253 PROTOTYPE: & 1501 PROTOTYPE: &
1254 CODE: 1502 CODE:
1255 SvREFCNT_dec (prepare_cb); 1503 RETVAL = prepare_cb;
1256 prepare_cb = newSVsv (cb); 1504 prepare_cb = newSVsv (cb);
1505 OUTPUT:
1506 RETVAL
1257 1507
1258char * 1508char *
1259strerror (int errorno = errno) 1509strerror (int errorno = errno)
1260 PROTOTYPE: ;$ 1510 PROTOTYPE: ;$
1261 CODE: 1511 CODE:
1262 RETVAL = db_strerror (errorno); 1512 RETVAL = db_strerror (errorno);
1263 OUTPUT: 1513 OUTPUT:
1264 RETVAL 1514 RETVAL
1265 1515
1516void _on_next_submit (SV *cb)
1517 CODE:
1518 SvREFCNT_dec (on_next_submit);
1519 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1520
1266DB_ENV * 1521DB_ENV *
1267db_env_create (U32 env_flags = 0) 1522db_env_create (U32 env_flags = 0)
1268 CODE: 1523 CODE:
1269{ 1524{
1270 errno = db_env_create (&RETVAL, env_flags); 1525 errno = db_env_create (&RETVAL, env_flags);
1279} 1534}
1280 OUTPUT: 1535 OUTPUT:
1281 RETVAL 1536 RETVAL
1282 1537
1283void 1538void
1284db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) 1539db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
1540 PREINIT:
1541 CALLBACK
1285 CODE: 1542 CODE:
1286{ 1543{
1287 dREQ (REQ_ENV_OPEN); 1544 dREQ (REQ_ENV_OPEN, 1);
1288
1289 env->set_thread_count (env, wanted + 2);
1290
1291 req->env = env; 1545 req->env = env;
1292 req->uint1 = open_flags | DB_THREAD; 1546 req->uint1 = open_flags | DB_THREAD;
1293 req->int1 = mode; 1547 req->int1 = mode;
1294 req->buf1 = strdup_ornull (db_home); 1548 req->buf1 = strdup_ornull (db_home);
1295 REQ_SEND; 1549 REQ_SEND;
1296} 1550}
1297 1551
1298void 1552void
1299db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef) 1553db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
1554 PREINIT:
1555 CALLBACK
1300 CODE: 1556 CODE:
1301{ 1557{
1558 ptr_nuke (ST (0));
1302 dREQ (REQ_ENV_CLOSE); 1559 dREQ (REQ_ENV_CLOSE, 0);
1303 req->env = env; 1560 req->env = env;
1304 req->uint1 = flags; 1561 req->uint1 = flags;
1305 REQ_SEND; 1562 REQ_SEND;
1306 ptr_nuke (ST (0));
1307} 1563}
1308 1564
1309void 1565void
1310db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef) 1566db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
1567 PREINIT:
1568 CALLBACK
1311 CODE: 1569 CODE:
1312{ 1570{
1313 dREQ (REQ_ENV_TXN_CHECKPOINT); 1571 dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1314 req->env = env; 1572 req->env = env;
1315 req->uint1 = kbyte; 1573 req->uint1 = kbyte;
1316 req->int1 = min; 1574 req->int1 = min;
1317 req->uint2 = flags; 1575 req->uint2 = flags;
1318 REQ_SEND; 1576 REQ_SEND;
1319} 1577}
1320 1578
1321void 1579void
1322db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef) 1580db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
1581 PREINIT:
1582 CALLBACK
1323 CODE: 1583 CODE:
1324{ 1584{
1325 dREQ (REQ_ENV_LOCK_DETECT); 1585 dREQ (REQ_ENV_LOCK_DETECT, 1);
1326 req->env = env; 1586 req->env = env;
1327 req->uint1 = flags; 1587 req->uint1 = flags;
1328 req->uint2 = atype; 1588 req->uint2 = atype;
1589 /* req->int2 = 0; dummy */
1329 REQ_SEND; 1590 REQ_SEND;
1330} 1591}
1331 1592
1332void 1593void
1333db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef) 1594db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
1595 PREINIT:
1596 CALLBACK
1334 CODE: 1597 CODE:
1335{ 1598{
1336 dREQ (REQ_ENV_MEMP_SYNC); 1599 dREQ (REQ_ENV_MEMP_SYNC, 1);
1337 req->env = env; 1600 req->env = env;
1338 REQ_SEND; 1601 REQ_SEND;
1339} 1602}
1340 1603
1341void 1604void
1342db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef) 1605db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
1606 PREINIT:
1607 CALLBACK
1343 CODE: 1608 CODE:
1344{ 1609{
1345 dREQ (REQ_ENV_MEMP_TRICKLE); 1610 dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1346 req->env = env; 1611 req->env = env;
1347 req->int1 = percent; 1612 req->int1 = percent;
1348 REQ_SEND; 1613 REQ_SEND;
1349} 1614}
1350 1615
1616void
1617db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
1618 PREINIT:
1619 CALLBACK
1620 CODE:
1621{
1622 dREQ (REQ_ENV_DBREMOVE, 2);
1623 req->env = env;
1624 req->buf1 = strdup_ornull (file);
1625 req->buf2 = strdup_ornull (database);
1626 req->uint1 = flags;
1627 REQ_SEND;
1628}
1629
1630void
1631db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)
1632 PREINIT:
1633 CALLBACK
1634 CODE:
1635{
1636 dREQ (REQ_ENV_DBRENAME, 2);
1637 req->env = env;
1638 req->buf1 = strdup_ornull (file);
1639 req->buf2 = strdup_ornull (database);
1640 req->buf3 = strdup_ornull (newname);
1641 req->uint1 = flags;
1642 REQ_SEND;
1643}
1351 1644
1352DB * 1645DB *
1353db_create (DB_ENV *env = 0, U32 flags = 0) 1646db_create (DB_ENV *env = 0, U32 flags = 0)
1354 CODE: 1647 CODE:
1355{ 1648{
1362} 1655}
1363 OUTPUT: 1656 OUTPUT:
1364 RETVAL 1657 RETVAL
1365 1658
1366void 1659void
1367db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef) 1660db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
1661 PREINIT:
1662 CALLBACK
1368 CODE: 1663 CODE:
1369{ 1664{
1370 dREQ (REQ_DB_OPEN); 1665 dREQ (REQ_DB_OPEN, 2);
1371 req->db = db; 1666 req->db = db;
1372 req->txn = txnid; 1667 req->txn = txnid;
1373 req->buf1 = strdup_ornull (file); 1668 req->buf1 = strdup_ornull (file);
1374 req->buf2 = strdup_ornull (database); 1669 req->buf2 = strdup_ornull (database);
1375 req->int1 = type; 1670 req->int1 = type;
1377 req->int2 = mode; 1672 req->int2 = mode;
1378 REQ_SEND; 1673 REQ_SEND;
1379} 1674}
1380 1675
1381void 1676void
1382db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) 1677db_close (DB *db, U32 flags = 0, SV *callback = 0)
1678 PREINIT:
1679 CALLBACK
1383 CODE: 1680 CODE:
1384{ 1681{
1682 ptr_nuke (ST (0));
1385 dREQ (REQ_DB_CLOSE); 1683 dREQ (REQ_DB_CLOSE, 0);
1386 req->db = db; 1684 req->db = db;
1387 req->uint1 = flags; 1685 req->uint1 = flags;
1388 req->sv1 = (SV *)db->app_private; 1686 req->sv1 = (SV *)db->app_private;
1389 REQ_SEND; 1687 REQ_SEND;
1390 ptr_nuke (ST (0));
1391} 1688}
1392 1689
1690#if DB_VERSION_MINOR >= 4
1691
1393void 1692void
1394db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = &PL_sv_undef) 1693db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = 0)
1694 PREINIT:
1695 CALLBACK
1395 CODE: 1696 CODE:
1396{ 1697{
1397 dREQ (REQ_DB_COMPACT); 1698 dREQ (REQ_DB_COMPACT, 2);
1398 req->db = db; 1699 req->db = db;
1399 req->txn = txn; 1700 req->txn = txn;
1400 sv_to_dbt (&req->dbt1, start); 1701 sv_to_dbt (&req->dbt1, start);
1401 sv_to_dbt (&req->dbt2, stop); 1702 sv_to_dbt (&req->dbt2, stop);
1402 req->uint1 = flags; 1703 req->uint1 = flags;
1403 REQ_SEND; 1704 REQ_SEND;
1404} 1705}
1405 1706
1707#endif
1708
1406void 1709void
1407db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) 1710db_sync (DB *db, U32 flags = 0, SV *callback = 0)
1711 PREINIT:
1712 CALLBACK
1408 CODE: 1713 CODE:
1409{ 1714{
1410 dREQ (REQ_DB_SYNC); 1715 dREQ (REQ_DB_SYNC, 1);
1411 req->db = db; 1716 req->db = db;
1412 req->uint1 = flags; 1717 req->uint1 = flags;
1413 REQ_SEND; 1718 REQ_SEND;
1414} 1719}
1415 1720
1416void 1721void
1722db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
1723 PREINIT:
1724 CALLBACK
1725 CODE:
1726{
1727 dREQ (REQ_DB_SYNC, 1);
1728 req->db = db;
1729 req->buf1 = strdup (file);
1730 req->uint1 = flags;
1731 REQ_SEND;
1732}
1733
1734void
1417db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef) 1735db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
1736 PREINIT:
1737 CALLBACK
1418 CODE: 1738 CODE:
1419{ 1739{
1420 dREQ (REQ_DB_KEY_RANGE); 1740 dREQ (REQ_DB_KEY_RANGE, 2);
1421 req->db = db; 1741 req->db = db;
1422 req->txn = txn; 1742 req->txn = txn;
1423 sv_to_dbt (&req->dbt1, key); 1743 sv_to_dbt (&req->dbt1, key);
1424 req->uint1 = flags; 1744 req->uint1 = flags;
1425 req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range); 1745 req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1426 REQ_SEND; 1746 REQ_SEND;
1427} 1747}
1428 1748
1429void 1749void
1430db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1750db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1751 PREINIT:
1752 CALLBACK
1431 CODE: 1753 CODE:
1432{ 1754{
1433 dREQ (REQ_DB_PUT); 1755 dREQ (REQ_DB_PUT, 2);
1434 req->db = db; 1756 req->db = db;
1435 req->txn = txn; 1757 req->txn = txn;
1436 sv_to_dbt (&req->dbt1, key); 1758 sv_to_dbt (&req->dbt1, key);
1437 sv_to_dbt (&req->dbt2, data); 1759 sv_to_dbt (&req->dbt2, data);
1438 req->uint1 = flags; 1760 req->uint1 = flags;
1439 REQ_SEND; 1761 REQ_SEND;
1440} 1762}
1441 1763
1764#if DB_VERSION_MINOR >= 6
1765
1442void 1766void
1767db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1768 PREINIT:
1769 CALLBACK
1770 CODE:
1771{
1772 dREQ (REQ_DB_EXISTS, 2);
1773 req->db = db;
1774 req->txn = txn;
1775 req->uint1 = flags;
1776 sv_to_dbt (&req->dbt1, key);
1777 REQ_SEND;
1778}
1779
1780#endif
1781
1782void
1443db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1783db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1784 PREINIT:
1785 CALLBACK
1444 CODE: 1786 CODE:
1445{ 1787{
1788 //TODO: key is somtimesmutable
1446 dREQ (REQ_DB_GET); 1789 dREQ (REQ_DB_GET, 2);
1447 req->db = db; 1790 req->db = db;
1448 req->txn = txn; 1791 req->txn = txn;
1449 req->uint1 = flags; 1792 req->uint1 = flags;
1450 sv_to_dbt (&req->dbt1, key); 1793 sv_to_dbt (&req->dbt1, key);
1451 req->dbt3.flags = DB_DBT_MALLOC; 1794 req->dbt3.flags = DB_DBT_MALLOC;
1452 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 1795 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1453 REQ_SEND; 1796 REQ_SEND;
1454} 1797}
1455 1798
1456void 1799void
1457db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1800db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1801 PREINIT:
1802 CALLBACK
1458 CODE: 1803 CODE:
1459{ 1804{
1805 //TODO: key is somtimesmutable
1460 dREQ (REQ_DB_PGET); 1806 dREQ (REQ_DB_PGET, 2);
1807 req->db = db;
1808 req->txn = txn;
1809 req->uint1 = flags;
1810
1811 sv_to_dbt (&req->dbt1, key);
1812
1813 req->dbt2.flags = DB_DBT_MALLOC;
1814 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1815
1816 req->dbt3.flags = DB_DBT_MALLOC;
1817 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1818 REQ_SEND;
1819}
1820
1821void
1822db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1823 PREINIT:
1824 CALLBACK
1825 CODE:
1826{
1827 dREQ (REQ_DB_DEL, 2);
1461 req->db = db; 1828 req->db = db;
1462 req->txn = txn; 1829 req->txn = txn;
1463 req->uint1 = flags; 1830 req->uint1 = flags;
1464 sv_to_dbt (&req->dbt1, key); 1831 sv_to_dbt (&req->dbt1, key);
1465 sv_to_dbt (&req->dbt2, pkey);
1466 req->dbt3.flags = DB_DBT_MALLOC;
1467 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1468 REQ_SEND; 1832 REQ_SEND;
1469} 1833}
1470 1834
1471void 1835void
1472db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) 1836db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1837 PREINIT:
1838 CALLBACK
1473 CODE: 1839 CODE:
1474{ 1840{
1475 dREQ (REQ_DB_DEL); 1841 ptr_nuke (ST (0));
1476 req->db = db; 1842 dREQ (REQ_TXN_COMMIT, 0);
1477 req->txn = txn; 1843 req->txn = txn;
1478 req->uint1 = flags; 1844 req->uint1 = flags;
1479 sv_to_dbt (&req->dbt1, key);
1480 REQ_SEND; 1845 REQ_SEND;
1481} 1846}
1482 1847
1483void 1848void
1484db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef) 1849db_txn_abort (DB_TXN *txn, SV *callback = 0)
1850 PREINIT:
1851 CALLBACK
1485 CODE: 1852 CODE:
1486{ 1853{
1854 ptr_nuke (ST (0));
1487 dREQ (REQ_TXN_COMMIT); 1855 dREQ (REQ_TXN_ABORT, 0);
1856 req->txn = txn;
1857 REQ_SEND;
1858}
1859
1860void
1861db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1862 PREINIT:
1863 CALLBACK
1864 CODE:
1865{
1866 ptr_nuke (ST (0));
1867 dREQ (REQ_TXN_FINISH, 0);
1488 req->txn = txn; 1868 req->txn = txn;
1489 req->uint1 = flags; 1869 req->uint1 = flags;
1490 REQ_SEND; 1870 REQ_SEND;
1871}
1872
1873void
1874db_c_close (DBC *dbc, SV *callback = 0)
1875 PREINIT:
1876 CALLBACK
1877 CODE:
1878{
1491 ptr_nuke (ST (0)); 1879 ptr_nuke (ST (0));
1492}
1493
1494void
1495db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)
1496 CODE:
1497{
1498 dREQ (REQ_TXN_ABORT);
1499 req->txn = txn;
1500 REQ_SEND;
1501 ptr_nuke (ST (0));
1502}
1503
1504void
1505db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
1506 CODE:
1507{
1508 dREQ (REQ_C_CLOSE); 1880 dREQ (REQ_C_CLOSE, 0);
1509 req->dbc = dbc; 1881 req->dbc = dbc;
1510 REQ_SEND; 1882 REQ_SEND;
1511 ptr_nuke (ST (0));
1512} 1883}
1513 1884
1514void 1885void
1515db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef) 1886db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
1887 PREINIT:
1888 CALLBACK
1516 CODE: 1889 CODE:
1517{ 1890{
1518 dREQ (REQ_C_COUNT); 1891 dREQ (REQ_C_COUNT, 1);
1519 req->dbc = dbc; 1892 req->dbc = dbc;
1520 req->sv1 = SvREFCNT_inc (count); 1893 req->sv1 = SvREFCNT_inc (count);
1521 REQ_SEND; 1894 REQ_SEND;
1522} 1895}
1523 1896
1524void 1897void
1525db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1898db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1899 PREINIT:
1900 CALLBACK
1526 CODE: 1901 CODE:
1527{ 1902{
1528 dREQ (REQ_C_PUT); 1903 dREQ (REQ_C_PUT, 1);
1529 req->dbc = dbc; 1904 req->dbc = dbc;
1530 sv_to_dbt (&req->dbt1, key); 1905 sv_to_dbt (&req->dbt1, key);
1531 sv_to_dbt (&req->dbt2, data); 1906 sv_to_dbt (&req->dbt2, data);
1532 req->uint1 = flags; 1907 req->uint1 = flags;
1533 REQ_SEND; 1908 REQ_SEND;
1534} 1909}
1535 1910
1536void 1911void
1537db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1912db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1913 PREINIT:
1914 CALLBACK
1538 CODE: 1915 CODE:
1539{ 1916{
1917 if (flags & DB_OPFLAGS_MASK != DB_SET && SvREADONLY (key))
1918 croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
1919
1540 dREQ (REQ_C_GET); 1920 dREQ (REQ_C_GET, 1);
1541 req->dbc = dbc; 1921 req->dbc = dbc;
1542 req->uint1 = flags; 1922 req->uint1 = flags;
1543 if ((flags & DB_SET) == DB_SET 1923 if (flags & DB_OPFLAGS_MASK == DB_SET)
1544 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1545 sv_to_dbt (&req->dbt1, key); 1924 sv_to_dbt (&req->dbt1, key);
1546 else 1925 else
1926 {
1927 if (flags & DB_OPFLAGS_MASK == DB_SET_RANGE)
1928 sv_to_dbt (&req->dbt1, key);
1929 else
1547 req->dbt1.flags = DB_DBT_MALLOC; 1930 req->dbt1.flags = DB_DBT_MALLOC;
1548 1931
1549 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); 1932 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1933 }
1550 1934
1551 if ((flags & DB_GET_BOTH) == DB_GET_BOTH 1935 if (flags & DB_OPFLAGS_MASK == DB_GET_BOTH
1552 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE) 1936 || flags & DB_OPFLAGS_MASK == DB_GET_BOTH_RANGE)
1553 sv_to_dbt (&req->dbt3, data); 1937 sv_to_dbt (&req->dbt3, data);
1554 else 1938 else
1555 req->dbt3.flags = DB_DBT_MALLOC; 1939 req->dbt3.flags = DB_DBT_MALLOC;
1556 1940
1557 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 1941 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1558 REQ_SEND; 1942 REQ_SEND;
1559} 1943}
1560 1944
1561void 1945void
1562db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1946db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1947 PREINIT:
1948 CALLBACK
1563 CODE: 1949 CODE:
1564{ 1950{
1951 if (flags & DB_OPFLAGS_MASK != DB_SET && SvREADONLY (key))
1952 croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
1953
1565 dREQ (REQ_C_PGET); 1954 dREQ (REQ_C_PGET, 1);
1566 req->dbc = dbc; 1955 req->dbc = dbc;
1567 req->uint1 = flags; 1956 req->uint1 = flags;
1568 if ((flags & DB_SET) == DB_SET 1957 if (flags & DB_OPFLAGS_MASK == DB_SET)
1569 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1570 sv_to_dbt (&req->dbt1, key); 1958 sv_to_dbt (&req->dbt1, key);
1571 else 1959 else
1960 {
1961 if (flags & DB_OPFLAGS_MASK == DB_SET_RANGE)
1962 sv_to_dbt (&req->dbt1, key);
1963 else
1572 req->dbt1.flags = DB_DBT_MALLOC; 1964 req->dbt1.flags = DB_DBT_MALLOC;
1573 1965
1574 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); 1966 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1967 }
1575 1968
1576 req->dbt2.flags = DB_DBT_MALLOC; 1969 req->dbt2.flags = DB_DBT_MALLOC;
1577 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey); 1970 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1578 1971
1579 if ((flags & DB_GET_BOTH) == DB_GET_BOTH 1972 if (flags & DB_OPFLAGS_MASK == DB_GET_BOTH
1580 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE) 1973 || flags & DB_OPFLAGS_MASK == DB_GET_BOTH_RANGE)
1581 sv_to_dbt (&req->dbt3, data); 1974 sv_to_dbt (&req->dbt3, data);
1582 else 1975 else
1583 req->dbt3.flags = DB_DBT_MALLOC; 1976 req->dbt3.flags = DB_DBT_MALLOC;
1584 1977
1585 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 1978 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1586 REQ_SEND; 1979 REQ_SEND;
1587} 1980}
1588 1981
1589void 1982void
1590db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef) 1983db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
1984 PREINIT:
1985 CALLBACK
1591 CODE: 1986 CODE:
1592{ 1987{
1593 dREQ (REQ_C_DEL); 1988 dREQ (REQ_C_DEL, 1);
1594 req->dbc = dbc; 1989 req->dbc = dbc;
1595 req->uint1 = flags; 1990 req->uint1 = flags;
1596 REQ_SEND; 1991 REQ_SEND;
1597} 1992}
1598 1993
1599 1994
1995#if DB_VERSION_MINOR >= 3
1996
1600void 1997void
1601db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) 1998db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
1999 PREINIT:
2000 CALLBACK
1602 CODE: 2001 CODE:
1603{ 2002{
1604 dREQ (REQ_SEQ_OPEN); 2003 dREQ (REQ_SEQ_OPEN, 2);
1605 req->seq = seq; 2004 req->seq = seq;
1606 req->txn = txnid; 2005 req->txn = txnid;
1607 req->uint1 = flags | DB_THREAD; 2006 req->uint1 = flags | DB_THREAD;
1608 sv_to_dbt (&req->dbt1, key); 2007 sv_to_dbt (&req->dbt1, key);
1609 REQ_SEND; 2008 REQ_SEND;
1610} 2009}
1611 2010
1612void 2011void
1613db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef) 2012db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
2013 PREINIT:
2014 CALLBACK
1614 CODE: 2015 CODE:
1615{ 2016{
2017 ptr_nuke (ST (0));
1616 dREQ (REQ_SEQ_CLOSE); 2018 dREQ (REQ_SEQ_CLOSE, 0);
1617 req->seq = seq; 2019 req->seq = seq;
1618 req->uint1 = flags; 2020 req->uint1 = flags;
1619 REQ_SEND; 2021 REQ_SEND;
1620 ptr_nuke (ST (0));
1621} 2022}
1622 2023
1623void 2024void
1624db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = &PL_sv_undef) 2025db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
2026 PREINIT:
2027 CALLBACK
1625 CODE: 2028 CODE:
1626{ 2029{
1627 dREQ (REQ_SEQ_GET); 2030 dREQ (REQ_SEQ_GET, 2);
1628 req->seq = seq; 2031 req->seq = seq;
1629 req->txn = txnid; 2032 req->txn = txnid;
1630 req->int1 = delta; 2033 req->int1 = delta;
1631 req->uint1 = flags; 2034 req->uint1 = flags;
1632 req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value); 2035 req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1633 REQ_SEND; 2036 REQ_SEND;
1634} 2037}
1635 2038
1636void 2039void
1637db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef) 2040db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
2041 PREINIT:
2042 CALLBACK
1638 CODE: 2043 CODE:
1639{ 2044{
1640 dREQ (REQ_SEQ_REMOVE); 2045 dREQ (REQ_SEQ_REMOVE, 2);
1641 req->seq = seq; 2046 req->seq = seq;
1642 req->txn = txnid; 2047 req->txn = txnid;
1643 req->uint1 = flags; 2048 req->uint1 = flags;
1644 REQ_SEND; 2049 REQ_SEND;
1645} 2050}
1646 2051
2052#endif
2053
1647 2054
1648MODULE = BDB PACKAGE = BDB::Env 2055MODULE = BDB PACKAGE = BDB::Env
1649 2056
1650void 2057void
1651DESTROY (DB_ENV_ornull *env) 2058DESTROY (DB_ENV_ornuked *env)
1652 CODE: 2059 CODE:
1653 if (env) 2060 if (env)
1654 env->close (env, 0); 2061 env->close (env, 0);
1655 2062
1656int set_data_dir (DB_ENV *env, const char *dir) 2063int set_data_dir (DB_ENV *env, const char *dir)
1681 CODE: 2088 CODE:
1682 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache); 2089 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1683 OUTPUT: 2090 OUTPUT:
1684 RETVAL 2091 RETVAL
1685 2092
1686int set_flags (DB_ENV *env, U32 flags, int onoff) 2093int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1687 CODE: 2094 CODE:
1688 RETVAL = env->set_flags (env, flags, onoff); 2095 RETVAL = env->set_flags (env, flags, onoff);
1689 OUTPUT: 2096 OUTPUT:
1690 RETVAL 2097 RETVAL
1691 2098
2099#if DB_VERSION_MINOR >= 7
2100
2101int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
2102 CODE:
2103 RETVAL = env->set_intermediate_dir_mode (env, mode);
2104 OUTPUT:
2105 RETVAL
2106
2107int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
2108 CODE:
2109 RETVAL = env->log_set_config (env, flags, onoff);
2110 OUTPUT:
2111 RETVAL
2112
2113#endif
2114
2115
1692void set_errfile (DB_ENV *env, FILE *errfile = 0) 2116void set_errfile (DB_ENV *env, FILE *errfile = 0)
1693 CODE: 2117 CODE:
1694 env->set_errfile (env, errfile); 2118 env->set_errfile (env, errfile);
1695 2119
1696void set_msgfile (DB_ENV *env, FILE *msgfile = 0) 2120void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
1697 CODE: 2121 CODE:
1698 env->set_msgfile (env, msgfile); 2122 env->set_msgfile (env, msgfile);
1699 2123
1700int set_verbose (DB_ENV *env, U32 which, int onoff = 1) 2124int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1701 CODE: 2125 CODE:
1702 RETVAL = env->set_verbose (env, which, onoff); 2126 RETVAL = env->set_verbose (env, which, onoff);
1703 OUTPUT: 2127 OUTPUT:
1704 RETVAL 2128 RETVAL
1705 2129
1707 CODE: 2131 CODE:
1708 RETVAL = env->set_encrypt (env, password, flags); 2132 RETVAL = env->set_encrypt (env, password, flags);
1709 OUTPUT: 2133 OUTPUT:
1710 RETVAL 2134 RETVAL
1711 2135
1712int set_timeout (DB_ENV *env, NV timeout, U32 flags) 2136int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1713 CODE: 2137 CODE:
1714 RETVAL = env->set_timeout (env, timeout * 1000000, flags); 2138 RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1715 OUTPUT: 2139 OUTPUT:
1716 RETVAL 2140 RETVAL
1717 2141
1766int set_lg_max (DB_ENV *env, U32 max) 2190int set_lg_max (DB_ENV *env, U32 max)
1767 CODE: 2191 CODE:
1768 RETVAL = env->set_lg_max (env, max); 2192 RETVAL = env->set_lg_max (env, max);
1769 OUTPUT: 2193 OUTPUT:
1770 RETVAL 2194 RETVAL
2195
2196#if DB_VERSION_MINOR >= 4
2197
2198int mutex_set_max (DB_ENV *env, U32 max)
2199 CODE:
2200 RETVAL = env->mutex_set_max (env, max);
2201 OUTPUT:
2202 RETVAL
2203
2204int mutex_set_increment (DB_ENV *env, U32 increment)
2205 CODE:
2206 RETVAL = env->mutex_set_increment (env, increment);
2207 OUTPUT:
2208 RETVAL
2209
2210int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
2211 CODE:
2212 RETVAL = env->mutex_set_tas_spins (env, tas_spins);
2213 OUTPUT:
2214 RETVAL
2215
2216int mutex_set_align (DB_ENV *env, U32 align)
2217 CODE:
2218 RETVAL = env->mutex_set_align (env, align);
2219 OUTPUT:
2220 RETVAL
2221
2222#endif
1771 2223
1772DB_TXN * 2224DB_TXN *
1773txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) 2225txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1774 CODE: 2226 CODE:
1775 errno = env->txn_begin (env, parent, &RETVAL, flags); 2227 errno = env->txn_begin (env, parent, &RETVAL, flags);
1776 if (errno) 2228 if (errno)
1777 croak ("DB_ENV->txn_begin: %s", db_strerror (errno)); 2229 croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1778 OUTPUT: 2230 OUTPUT:
1779 RETVAL 2231 RETVAL
1780 2232
2233#if DB_VERSION_MINOR >= 5
2234
2235DB_TXN *
2236cdsgroup_begin (DB_ENV *env)
2237 CODE:
2238 errno = env->cdsgroup_begin (env, &RETVAL);
2239 if (errno)
2240 croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
2241 OUTPUT:
2242 RETVAL
2243
2244#endif
2245
1781MODULE = BDB PACKAGE = BDB::Db 2246MODULE = BDB PACKAGE = BDB::Db
1782 2247
1783void 2248void
1784DESTROY (DB_ornull *db) 2249DESTROY (DB_ornuked *db)
1785 CODE: 2250 CODE:
1786 if (db) 2251 if (db)
1787 { 2252 {
1788 SV *env = (SV *)db->app_private; 2253 SV *env = (SV *)db->app_private;
1789 db->close (db, 0); 2254 db->close (db, 0);
1869 if (errno) 2334 if (errno)
1870 croak ("DB->cursor: %s", db_strerror (errno)); 2335 croak ("DB->cursor: %s", db_strerror (errno));
1871 OUTPUT: 2336 OUTPUT:
1872 RETVAL 2337 RETVAL
1873 2338
2339#if DB_VERSION_MINOR >= 3
2340
1874DB_SEQUENCE * 2341DB_SEQUENCE *
1875sequence (DB *db, U32 flags = 0) 2342sequence (DB *db, U32 flags = 0)
1876 CODE: 2343 CODE:
1877{ 2344{
1878 errno = db_sequence_create (&RETVAL, db, flags); 2345 errno = db_sequence_create (&RETVAL, db, flags);
1880 croak ("db_sequence_create: %s", db_strerror (errno)); 2347 croak ("db_sequence_create: %s", db_strerror (errno));
1881} 2348}
1882 OUTPUT: 2349 OUTPUT:
1883 RETVAL 2350 RETVAL
1884 2351
2352#endif
2353
1885 2354
1886MODULE = BDB PACKAGE = BDB::Txn 2355MODULE = BDB PACKAGE = BDB::Txn
1887 2356
1888void 2357void
1889DESTROY (DB_TXN_ornull *txn) 2358DESTROY (DB_TXN_ornuked *txn)
1890 CODE: 2359 CODE:
1891 if (txn) 2360 if (txn)
1892 txn->abort (txn); 2361 txn->abort (txn);
1893 2362
1894int set_timeout (DB_TXN *txn, NV timeout, U32 flags) 2363int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1895 CODE: 2364 CODE:
1896 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); 2365 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1897 OUTPUT: 2366 OUTPUT:
1898 RETVAL 2367 RETVAL
1899 2368
2369int failed (DB_TXN *txn)
2370 CODE:
2371 RETVAL = !!(txn->flags & TXN_DEADLOCK);
2372 OUTPUT:
2373 RETVAL
2374
1900 2375
1901MODULE = BDB PACKAGE = BDB::Cursor 2376MODULE = BDB PACKAGE = BDB::Cursor
1902 2377
1903void 2378void
1904DESTROY (DBC_ornull *dbc) 2379DESTROY (DBC_ornuked *dbc)
1905 CODE: 2380 CODE:
1906 if (dbc) 2381 if (dbc)
1907 dbc->c_close (dbc); 2382 dbc->c_close (dbc);
1908 2383
2384#if DB_VERSION_MINOR >= 6
2385
2386int set_priority (DBC *dbc, int priority)
2387 CODE:
2388 dbc->set_priority (dbc, priority);
2389
2390#endif
2391
2392#if DB_VERSION_MINOR >= 3
2393
1909MODULE = BDB PACKAGE = BDB::Sequence 2394MODULE = BDB PACKAGE = BDB::Sequence
1910 2395
1911void 2396void
1912DESTROY (DB_SEQUENCE_ornull *seq) 2397DESTROY (DB_SEQUENCE_ornuked *seq)
1913 CODE: 2398 CODE:
1914 if (seq) 2399 if (seq)
1915 seq->close (seq, 0); 2400 seq->close (seq, 0);
1916 2401
1917int initial_value (DB_SEQUENCE *seq, db_seq_t value) 2402int initial_value (DB_SEQUENCE *seq, db_seq_t value)
1936 CODE: 2421 CODE:
1937 RETVAL = seq->set_range (seq, min, max); 2422 RETVAL = seq->set_range (seq, min, max);
1938 OUTPUT: 2423 OUTPUT:
1939 RETVAL 2424 RETVAL
1940 2425
2426#endif
2427
2428

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