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Comparing BDB/BDB.xs (file contents):
Revision 1.11 by root, Wed May 9 06:42:24 2007 UTC vs.
Revision 1.36 by root, Sun Mar 30 08:01:58 2008 UTC

… …
4 4
5#include "EXTERN.h" 5#include "EXTERN.h"
6#include "perl.h" 6#include "perl.h"
7#include "XSUB.h" 7#include "XSUB.h"
8 8
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
17
9#include <stddef.h> 18#include <stddef.h>
10#include <stdlib.h> 19#include <stdlib.h>
11#include <errno.h> 20#include <errno.h>
12#include <sys/time.h>
13#include <sys/types.h> 21#include <sys/types.h>
14#include <limits.h> 22#include <limits.h>
15#include <unistd.h>
16#include <fcntl.h> 23#include <fcntl.h>
17 24
25#ifndef _WIN32
26# include <sys/time.h>
27# include <unistd.h>
28#endif
29
18#include <db.h> 30#include <db.h>
19 31
20#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)
21# error you need Berkeley DB 4.5 or newer installed 33# error you need Berkeley DB 4.4 or newer installed
22#endif 34#endif
23 35
24/* number of seconds after which idle threads exit */ 36/* number of seconds after which idle threads exit */
25#define IDLE_TIMEOUT 10 37#define IDLE_TIMEOUT 10
26 38
… …
28typedef DB_TXN DB_TXN_ornull; 40typedef DB_TXN DB_TXN_ornull;
29typedef DBC DBC_ornull; 41typedef DBC DBC_ornull;
30typedef DB DB_ornull; 42typedef DB DB_ornull;
31typedef DB_SEQUENCE DB_SEQUENCE_ornull; 43typedef DB_SEQUENCE DB_SEQUENCE_ornull;
32 44
45typedef DB_ENV DB_ENV_ornuked;
46typedef DB_TXN DB_TXN_ornuked;
47typedef DBC DBC_ornuked;
48typedef DB DB_ornuked;
49typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
50
33typedef SV SV8; /* byte-sv, used for argument-checking */ 51typedef SV SV8; /* byte-sv, used for argument-checking */
34typedef char *octetstring; 52typedef char *bdb_filename;
35 53
36static SV *prepare_cb; 54static SV *prepare_cb;
37 55
56#if DB_VERSION_MINOR >= 6
57# define c_close close
58# define c_count count
59# define c_del del
60# define c_dup dup
61# define c_get get
62# define c_pget pget
63# define c_put put
64#endif
65
38static inline char * 66static char *
67get_bdb_filename (SV *sv)
68{
69 if (!SvOK (sv))
70 return 0;
71
72#if _WIN32
73 /* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
74 {
75 STRLEN len;
76 char *src = SvPVbyte (sv, len);
77 SV *t1 = sv_newmortal ();
78 SV *t2 = sv_newmortal ();
79
80 sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
81 sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
82
83 len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
84 len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
85 SvPOK_only (t2);
86 SvPVX (t2)[len] = 0;
87 SvCUR_set (t2, len);
88
89 return SvPVX (t2);
90 }
91#else
92 return SvPVbyte_nolen (sv);
93#endif
94}
95
96static void
97debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
98{
99 printf ("err[%s]\n", msg);
100}
101
102static void
103debug_msgcall (const DB_ENV *dbenv, const char *msg)
104{
105 printf ("msg[%s]\n", msg);
106}
107
108static char *
39strdup_ornull (const char *s) 109strdup_ornull (const char *s)
40{ 110{
41 return s ? strdup (s) : 0; 111 return s ? strdup (s) : 0;
42} 112}
43 113
44static inline void 114static void
45sv_to_dbt (DBT *dbt, SV *sv) 115sv_to_dbt (DBT *dbt, SV *sv)
46{ 116{
47 STRLEN len; 117 STRLEN len;
48 char *data = SvPVbyte (sv, len); 118 char *data = SvPVbyte (sv, len);
49 119
… …
51 memcpy (dbt->data, data, len); 121 memcpy (dbt->data, data, len);
52 dbt->size = len; 122 dbt->size = len;
53 dbt->flags = DB_DBT_REALLOC; 123 dbt->flags = DB_DBT_REALLOC;
54} 124}
55 125
56static inline void 126static void
57dbt_to_sv (SV *sv, DBT *dbt) 127dbt_to_sv (SV *sv, DBT *dbt)
58{ 128{
59 if (sv) 129 if (sv)
60 { 130 {
61 SvREADONLY_off (sv); 131 SvREADONLY_off (sv);
… …
68 138
69enum { 139enum {
70 REQ_QUIT, 140 REQ_QUIT,
71 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT, 141 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
72 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, 142 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE,
73 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, 143 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE,
74 REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE, 144 REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
75 REQ_TXN_COMMIT, REQ_TXN_ABORT, 145 REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
76 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL, 146 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
77 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE, 147 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
78}; 148};
79 149
80typedef struct aio_cb 150typedef struct bdb_cb
81{ 151{
82 struct aio_cb *volatile next; 152 struct bdb_cb *volatile next;
83 SV *callback; 153 SV *callback;
84 int type, pri, result; 154 int type, pri, result;
85 155
86 DB_ENV *env; 156 DB_ENV *env;
87 DB *db; 157 DB *db;
… …
96 166
97 DBT dbt1, dbt2, dbt3; 167 DBT dbt1, dbt2, dbt3;
98 DB_KEY_RANGE key_range; 168 DB_KEY_RANGE key_range;
99 DB_SEQUENCE *seq; 169 DB_SEQUENCE *seq;
100 db_seq_t seq_t; 170 db_seq_t seq_t;
101} aio_cb; 171} bdb_cb;
102 172
103typedef aio_cb *aio_req; 173typedef bdb_cb *bdb_req;
104 174
105enum { 175enum {
106 PRI_MIN = -4, 176 PRI_MIN = -4,
107 PRI_MAX = 4, 177 PRI_MAX = 4,
108 178
… …
126static int next_pri = DEFAULT_PRI + PRI_BIAS; 196static int next_pri = DEFAULT_PRI + PRI_BIAS;
127 197
128static unsigned int started, idle, wanted; 198static unsigned int started, idle, wanted;
129 199
130/* worker threads management */ 200/* worker threads management */
131static mutex_t wrklock = MUTEX_INIT; 201static mutex_t wrklock = X_MUTEX_INIT;
132 202
133typedef struct worker { 203typedef struct worker {
134 /* locked by wrklock */ 204 /* locked by wrklock */
135 struct worker *prev, *next; 205 struct worker *prev, *next;
136 206
137 thread_t tid; 207 thread_t tid;
138 208
139 /* locked by reslock, reqlock or wrklock */ 209 /* locked by reslock, reqlock or wrklock */
140 aio_req req; /* currently processed request */ 210 bdb_req req; /* currently processed request */
141 void *dbuf; 211 void *dbuf;
142 DIR *dirp; 212 DIR *dirp;
143} worker; 213} worker;
144 214
145static worker wrk_first = { &wrk_first, &wrk_first, 0 }; 215static worker wrk_first = { &wrk_first, &wrk_first, 0 };
… …
157} 227}
158 228
159static volatile unsigned int nreqs, nready, npending; 229static volatile unsigned int nreqs, nready, npending;
160static volatile unsigned int max_idle = 4; 230static volatile unsigned int max_idle = 4;
161static volatile unsigned int max_outstanding = 0xffffffff; 231static volatile unsigned int max_outstanding = 0xffffffff;
162static int respipe [2]; 232static int respipe_osf [2], respipe [2] = { -1, -1 };
163 233
164static mutex_t reslock = MUTEX_INIT; 234static mutex_t reslock = X_MUTEX_INIT;
165static mutex_t reqlock = MUTEX_INIT; 235static mutex_t reqlock = X_MUTEX_INIT;
166static cond_t reqwait = COND_INIT; 236static cond_t reqwait = X_COND_INIT;
167 237
168#if WORDACCESS_UNSAFE 238#if WORDACCESS_UNSAFE
169 239
170static unsigned int get_nready () 240static unsigned int get_nready (void)
171{ 241{
172 unsigned int retval; 242 unsigned int retval;
173 243
174 LOCK (reqlock); 244 X_LOCK (reqlock);
175 retval = nready; 245 retval = nready;
176 UNLOCK (reqlock); 246 X_UNLOCK (reqlock);
177 247
178 return retval; 248 return retval;
179} 249}
180 250
181static unsigned int get_npending () 251static unsigned int get_npending (void)
182{ 252{
183 unsigned int retval; 253 unsigned int retval;
184 254
185 LOCK (reslock); 255 X_LOCK (reslock);
186 retval = npending; 256 retval = npending;
187 UNLOCK (reslock); 257 X_UNLOCK (reslock);
188 258
189 return retval; 259 return retval;
190} 260}
191 261
192static unsigned int get_nthreads () 262static unsigned int get_nthreads (void)
193{ 263{
194 unsigned int retval; 264 unsigned int retval;
195 265
196 LOCK (wrklock); 266 X_LOCK (wrklock);
197 retval = started; 267 retval = started;
198 UNLOCK (wrklock); 268 X_UNLOCK (wrklock);
199 269
200 return retval; 270 return retval;
201} 271}
202 272
203#else 273#else
… …
212 * a somewhat faster data structure might be nice, but 282 * a somewhat faster data structure might be nice, but
213 * with 8 priorities this actually needs <20 insns 283 * with 8 priorities this actually needs <20 insns
214 * per shift, the most expensive operation. 284 * per shift, the most expensive operation.
215 */ 285 */
216typedef struct { 286typedef struct {
217 aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ 287 bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
218 int size; 288 int size;
219} reqq; 289} reqq;
220 290
221static reqq req_queue; 291static reqq req_queue;
222static reqq res_queue; 292static reqq res_queue;
223 293
224int reqq_push (reqq *q, aio_req req) 294int reqq_push (reqq *q, bdb_req req)
225{ 295{
226 int pri = req->pri; 296 int pri = req->pri;
227 req->next = 0; 297 req->next = 0;
228 298
229 if (q->qe[pri]) 299 if (q->qe[pri])
… …
235 q->qe[pri] = q->qs[pri] = req; 305 q->qe[pri] = q->qs[pri] = req;
236 306
237 return q->size++; 307 return q->size++;
238} 308}
239 309
240aio_req reqq_shift (reqq *q) 310bdb_req reqq_shift (reqq *q)
241{ 311{
242 int pri; 312 int pri;
243 313
244 if (!q->size) 314 if (!q->size)
245 return 0; 315 return 0;
246 316
247 --q->size; 317 --q->size;
248 318
249 for (pri = NUM_PRI; pri--; ) 319 for (pri = NUM_PRI; pri--; )
250 { 320 {
251 aio_req req = q->qs[pri]; 321 bdb_req req = q->qs[pri];
252 322
253 if (req) 323 if (req)
254 { 324 {
255 if (!(q->qs[pri] = req->next)) 325 if (!(q->qs[pri] = req->next))
256 q->qe[pri] = 0; 326 q->qe[pri] = 0;
… …
260 } 330 }
261 331
262 abort (); 332 abort ();
263} 333}
264 334
265static int poll_cb (); 335static int poll_cb (void);
266static void req_free (aio_req req); 336static void req_free (bdb_req req);
267static void req_cancel (aio_req req); 337static void req_cancel (bdb_req req);
268 338
269static int req_invoke (aio_req req) 339static int req_invoke (bdb_req req)
270{ 340{
271 dSP; 341 dSP;
272 342
273 if (SvOK (req->callback)) 343 if (SvOK (req->callback))
274 { 344 {
… …
292 dbt_to_sv (req->sv1, &req->dbt1); 362 dbt_to_sv (req->sv1, &req->dbt1);
293 dbt_to_sv (req->sv2, &req->dbt2); 363 dbt_to_sv (req->sv2, &req->dbt2);
294 dbt_to_sv (req->sv3, &req->dbt3); 364 dbt_to_sv (req->sv3, &req->dbt3);
295 break; 365 break;
296 366
367 case REQ_DB_PUT:
368 case REQ_C_PUT:
369 dbt_to_sv (0, &req->dbt1);
370 dbt_to_sv (0, &req->dbt2);
371 break;
372
297 case REQ_DB_KEY_RANGE: 373 case REQ_DB_KEY_RANGE:
298 { 374 {
299 AV *av = newAV (); 375 AV *av = newAV ();
300 376
301 av_push (av, newSVnv (req->key_range.less)); 377 av_push (av, newSVnv (req->key_range.less));
… …
310 386
311 case REQ_SEQ_GET: 387 case REQ_SEQ_GET:
312 SvREADONLY_off (req->sv1); 388 SvREADONLY_off (req->sv1);
313 389
314 if (sizeof (IV) > 4) 390 if (sizeof (IV) > 4)
315 sv_setiv_mg (req->sv1, req->seq_t); 391 sv_setiv_mg (req->sv1, (IV)req->seq_t);
316 else 392 else
317 sv_setnv_mg (req->sv1, req->seq_t); 393 sv_setnv_mg (req->sv1, (NV)req->seq_t);
318 394
319 SvREFCNT_dec (req->sv1); 395 SvREFCNT_dec (req->sv1);
320 break; 396 break;
321 } 397 }
322 398
… …
331 } 407 }
332 408
333 return !SvTRUE (ERRSV); 409 return !SvTRUE (ERRSV);
334} 410}
335 411
336static void req_free (aio_req req) 412static void req_free (bdb_req req)
337{ 413{
338 free (req->buf1); 414 free (req->buf1);
339 free (req->buf2); 415 free (req->buf2);
340 Safefree (req); 416 Safefree (req);
341} 417}
342 418
343static void *aio_proc (void *arg); 419#ifdef USE_SOCKETS_AS_HANDLES
420# define TO_SOCKET(x) (win32_get_osfhandle (x))
421#else
422# define TO_SOCKET(x) (x)
423#endif
424
425static void
426create_respipe (void)
427{
428#ifdef _WIN32
429 int arg; /* argg */
430#endif
431 int old_readfd = respipe [0];
432
433 if (respipe [1] >= 0)
434 respipe_close (TO_SOCKET (respipe [1]));
435
436#ifdef _WIN32
437 if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
438#else
439 if (pipe (respipe))
440#endif
441 croak ("unable to initialize result pipe");
442
443 if (old_readfd >= 0)
444 {
445 if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
446 croak ("unable to initialize result pipe(2)");
447
448 respipe_close (respipe [0]);
449 respipe [0] = old_readfd;
450 }
451
452#ifdef _WIN32
453 arg = 1;
454 if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
455 || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
456#else
457 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
458 || fcntl (respipe [1], F_SETFL, O_NONBLOCK))
459#endif
460 croak ("unable to initialize result pipe(3)");
461
462 respipe_osf [0] = TO_SOCKET (respipe [0]);
463 respipe_osf [1] = TO_SOCKET (respipe [1]);
464}
465
466X_THREAD_PROC (bdb_proc);
344 467
345static void start_thread (void) 468static void start_thread (void)
346{ 469{
347 worker *wrk = calloc (1, sizeof (worker)); 470 worker *wrk = calloc (1, sizeof (worker));
348 471
349 if (!wrk) 472 if (!wrk)
350 croak ("unable to allocate worker thread data"); 473 croak ("unable to allocate worker thread data");
351 474
352 LOCK (wrklock); 475 X_LOCK (wrklock);
353 if (thread_create (&wrk->tid, aio_proc, (void *)wrk)) 476 if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
354 { 477 {
355 wrk->prev = &wrk_first; 478 wrk->prev = &wrk_first;
356 wrk->next = wrk_first.next; 479 wrk->next = wrk_first.next;
357 wrk_first.next->prev = wrk; 480 wrk_first.next->prev = wrk;
358 wrk_first.next = wrk; 481 wrk_first.next = wrk;
359 ++started; 482 ++started;
360 } 483 }
361 else 484 else
362 free (wrk); 485 free (wrk);
363 486
364 UNLOCK (wrklock); 487 X_UNLOCK (wrklock);
365} 488}
366 489
367static void maybe_start_thread () 490static void maybe_start_thread (void)
368{ 491{
369 if (get_nthreads () >= wanted) 492 if (get_nthreads () >= wanted)
370 return; 493 return;
371 494
372 /* todo: maybe use idle here, but might be less exact */ 495 /* todo: maybe use idle here, but might be less exact */
… …
374 return; 497 return;
375 498
376 start_thread (); 499 start_thread ();
377} 500}
378 501
379static void req_send (aio_req req) 502static void req_send (bdb_req req)
380{ 503{
381 SV *wait_callback = 0; 504 SV *wait_callback = 0;
382 505
383 // synthesize callback if none given 506 // synthesize callback if none given
384 if (!SvOK (req->callback)) 507 if (!SvOK (req->callback))
385 { 508 {
509 int count;
510
386 dSP; 511 dSP;
387 PUSHMARK (SP); 512 PUSHMARK (SP);
388 PUTBACK; 513 PUTBACK;
389 int count = call_sv (prepare_cb, G_ARRAY); 514 count = call_sv (prepare_cb, G_ARRAY);
390 SPAGAIN; 515 SPAGAIN;
391 516
392 if (count != 2) 517 if (count != 2)
393 croak ("prepare callback must return exactly two values\n"); 518 croak ("prepare callback must return exactly two values\n");
394 519
395 wait_callback = SvREFCNT_inc (POPs); 520 wait_callback = POPs;
396 SvREFCNT_dec (req->callback); 521 SvREFCNT_dec (req->callback);
397 req->callback = SvREFCNT_inc (POPs); 522 req->callback = SvREFCNT_inc (POPs);
398 } 523 }
399 524
400 ++nreqs; 525 ++nreqs;
401 526
402 LOCK (reqlock); 527 X_LOCK (reqlock);
403 ++nready; 528 ++nready;
404 reqq_push (&req_queue, req); 529 reqq_push (&req_queue, req);
405 COND_SIGNAL (reqwait); 530 X_COND_SIGNAL (reqwait);
406 UNLOCK (reqlock); 531 X_UNLOCK (reqlock);
407 532
408 maybe_start_thread (); 533 maybe_start_thread ();
409 534
410 if (wait_callback) 535 if (wait_callback)
411 { 536 {
412 dSP; 537 dSP;
413 PUSHMARK (SP); 538 PUSHMARK (SP);
414 PUTBACK; 539 PUTBACK;
415 call_sv (wait_callback, G_DISCARD); 540 call_sv (wait_callback, G_DISCARD);
416 SvREFCNT_dec (wait_callback);
417 } 541 }
418} 542}
419 543
420static void end_thread (void) 544static void end_thread (void)
421{ 545{
422 aio_req req; 546 bdb_req req;
423 547
424 Newz (0, req, 1, aio_cb); 548 Newz (0, req, 1, bdb_cb);
425 549
426 req->type = REQ_QUIT; 550 req->type = REQ_QUIT;
427 req->pri = PRI_MAX + PRI_BIAS; 551 req->pri = PRI_MAX + PRI_BIAS;
428 552
429 LOCK (reqlock); 553 X_LOCK (reqlock);
430 reqq_push (&req_queue, req); 554 reqq_push (&req_queue, req);
431 COND_SIGNAL (reqwait); 555 X_COND_SIGNAL (reqwait);
432 UNLOCK (reqlock); 556 X_UNLOCK (reqlock);
433 557
434 LOCK (wrklock); 558 X_LOCK (wrklock);
435 --started; 559 --started;
436 UNLOCK (wrklock); 560 X_UNLOCK (wrklock);
437} 561}
438 562
439static void set_max_idle (int nthreads) 563static void set_max_idle (int nthreads)
440{ 564{
441 if (WORDACCESS_UNSAFE) LOCK (reqlock); 565 if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
442 max_idle = nthreads <= 0 ? 1 : nthreads; 566 max_idle = nthreads <= 0 ? 1 : nthreads;
443 if (WORDACCESS_UNSAFE) UNLOCK (reqlock); 567 if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
444} 568}
445 569
446static void min_parallel (int nthreads) 570static void min_parallel (int nthreads)
447{ 571{
448 if (wanted < nthreads) 572 if (wanted < nthreads)
… …
456 580
457 while (started > wanted) 581 while (started > wanted)
458 end_thread (); 582 end_thread ();
459} 583}
460 584
461static void poll_wait () 585static void poll_wait (void)
462{ 586{
463 fd_set rfd; 587 fd_set rfd;
464 588
465 while (nreqs) 589 while (nreqs)
466 { 590 {
467 int size; 591 int size;
468 if (WORDACCESS_UNSAFE) LOCK (reslock); 592 if (WORDACCESS_UNSAFE) X_LOCK (reslock);
469 size = res_queue.size; 593 size = res_queue.size;
470 if (WORDACCESS_UNSAFE) UNLOCK (reslock); 594 if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
471 595
472 if (size) 596 if (size)
473 return; 597 return;
474 598
475 maybe_start_thread (); 599 maybe_start_thread ();
476 600
477 FD_ZERO(&rfd); 601 FD_ZERO (&rfd);
478 FD_SET(respipe [0], &rfd); 602 FD_SET (respipe [0], &rfd);
479 603
480 select (respipe [0] + 1, &rfd, 0, 0, 0); 604 PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
481 } 605 }
482} 606}
483 607
484static int poll_cb () 608static int poll_cb (void)
485{ 609{
486 dSP; 610 dSP;
487 int count = 0; 611 int count = 0;
488 int maxreqs = max_poll_reqs; 612 int maxreqs = max_poll_reqs;
489 int do_croak = 0; 613 int do_croak = 0;
490 struct timeval tv_start, tv_now; 614 struct timeval tv_start, tv_now;
491 aio_req req; 615 bdb_req req;
492 616
493 if (max_poll_time) 617 if (max_poll_time)
494 gettimeofday (&tv_start, 0); 618 gettimeofday (&tv_start, 0);
495 619
496 for (;;) 620 for (;;)
497 { 621 {
498 for (;;) 622 for (;;)
499 { 623 {
500 maybe_start_thread (); 624 maybe_start_thread ();
501 625
502 LOCK (reslock); 626 X_LOCK (reslock);
503 req = reqq_shift (&res_queue); 627 req = reqq_shift (&res_queue);
504 628
505 if (req) 629 if (req)
506 { 630 {
507 --npending; 631 --npending;
508 632
509 if (!res_queue.size) 633 if (!res_queue.size)
510 { 634 {
511 /* read any signals sent by the worker threads */ 635 /* read any signals sent by the worker threads */
512 char buf [4]; 636 char buf [4];
513 while (read (respipe [0], buf, 4) == 4) 637 while (respipe_read (respipe [0], buf, 4) == 4)
514 ; 638 ;
515 } 639 }
516 } 640 }
517 641
518 UNLOCK (reslock); 642 X_UNLOCK (reslock);
519 643
520 if (!req) 644 if (!req)
521 break; 645 break;
522 646
523 --nreqs; 647 --nreqs;
… …
553 } 677 }
554 678
555 return count; 679 return count;
556} 680}
557 681
558static void create_pipe ()
559{
560 if (pipe (respipe))
561 croak ("unable to initialize result pipe");
562
563 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
564 croak ("cannot set result pipe to nonblocking mode");
565
566 if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
567 croak ("cannot set result pipe to nonblocking mode");
568}
569
570/*****************************************************************************/ 682/*****************************************************************************/
571 683
572static void *aio_proc (void *thr_arg) 684X_THREAD_PROC (bdb_proc)
573{ 685{
574 aio_req req; 686 bdb_req req;
575 struct timespec ts; 687 struct timespec ts;
576 worker *self = (worker *)thr_arg; 688 worker *self = (worker *)thr_arg;
577 689
578 /* try to distribute timeouts somewhat evenly */ 690 /* try to distribute timeouts somewhat evenly */
579 ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL) 691 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
580 * (1000000000UL / 1024UL);
581 692
582 for (;;) 693 for (;;)
583 { 694 {
584 ts.tv_sec = time (0) + IDLE_TIMEOUT; 695 ts.tv_sec = time (0) + IDLE_TIMEOUT;
585 696
586 LOCK (reqlock); 697 X_LOCK (reqlock);
587 698
588 for (;;) 699 for (;;)
589 { 700 {
590 self->req = req = reqq_shift (&req_queue); 701 self->req = req = reqq_shift (&req_queue);
591 702
592 if (req) 703 if (req)
593 break; 704 break;
594 705
595 ++idle; 706 ++idle;
596 707
597 if (COND_TIMEDWAIT (reqwait, reqlock, ts) 708 if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
598 == ETIMEDOUT) 709 == ETIMEDOUT)
599 { 710 {
600 if (idle > max_idle) 711 if (idle > max_idle)
601 { 712 {
602 --idle; 713 --idle;
603 UNLOCK (reqlock); 714 X_UNLOCK (reqlock);
604 LOCK (wrklock); 715 X_LOCK (wrklock);
605 --started; 716 --started;
606 UNLOCK (wrklock); 717 X_UNLOCK (wrklock);
607 goto quit; 718 goto quit;
608 } 719 }
609 720
610 /* we are allowed to idle, so do so without any timeout */ 721 /* we are allowed to idle, so do so without any timeout */
611 COND_WAIT (reqwait, reqlock); 722 X_COND_WAIT (reqwait, reqlock);
612 ts.tv_sec = time (0) + IDLE_TIMEOUT; 723 ts.tv_sec = time (0) + IDLE_TIMEOUT;
613 } 724 }
614 725
615 --idle; 726 --idle;
616 } 727 }
617 728
618 --nready; 729 --nready;
619 730
620 UNLOCK (reqlock); 731 X_UNLOCK (reqlock);
621 732
622 switch (req->type) 733 switch (req->type)
623 { 734 {
624 case REQ_QUIT: 735 case REQ_QUIT:
736 req->result = ENOSYS;
625 goto quit; 737 goto quit;
626 738
627 case REQ_ENV_OPEN: 739 case REQ_ENV_OPEN:
628 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1); 740 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
629 break; 741 break;
… …
662 774
663 case REQ_DB_SYNC: 775 case REQ_DB_SYNC:
664 req->result = req->db->sync (req->db, req->uint1); 776 req->result = req->db->sync (req->db, req->uint1);
665 break; 777 break;
666 778
779 case REQ_DB_UPGRADE:
780 req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
781 break;
782
667 case REQ_DB_PUT: 783 case REQ_DB_PUT:
668 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1); 784 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
669 break; 785 break;
670 786
671 case REQ_DB_GET: 787 case REQ_DB_GET:
… …
688 req->result = req->txn->commit (req->txn, req->uint1); 804 req->result = req->txn->commit (req->txn, req->uint1);
689 break; 805 break;
690 806
691 case REQ_TXN_ABORT: 807 case REQ_TXN_ABORT:
692 req->result = req->txn->abort (req->txn); 808 req->result = req->txn->abort (req->txn);
809 break;
810
811 case REQ_TXN_FINISH:
812 if (req->txn->flags & TXN_DEADLOCK)
813 {
814 req->result = req->txn->abort (req->txn);
815 if (!req->result)
816 req->result = DB_LOCK_DEADLOCK;
817 }
818 else
819 req->result = req->txn->commit (req->txn, req->uint1);
693 break; 820 break;
694 821
695 case REQ_C_CLOSE: 822 case REQ_C_CLOSE:
696 req->result = req->dbc->c_close (req->dbc); 823 req->result = req->dbc->c_close (req->dbc);
697 break; 824 break;
… …
739 default: 866 default:
740 req->result = ENOSYS; 867 req->result = ENOSYS;
741 break; 868 break;
742 } 869 }
743 870
871 if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
872 req->txn->flags |= TXN_DEADLOCK;
873
744 LOCK (reslock); 874 X_LOCK (reslock);
745 875
746 ++npending; 876 ++npending;
747 877
748 if (!reqq_push (&res_queue, req)) 878 if (!reqq_push (&res_queue, req))
749 /* write a dummy byte to the pipe so fh becomes ready */ 879 /* write a dummy byte to the pipe so fh becomes ready */
750 write (respipe [1], &respipe, 1); 880 respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);
751 881
752 self->req = 0; 882 self->req = 0;
753 worker_clear (self); 883 worker_clear (self);
754 884
755 UNLOCK (reslock); 885 X_UNLOCK (reslock);
756 } 886 }
757 887
758quit: 888quit:
759 LOCK (wrklock); 889 X_LOCK (wrklock);
760 worker_free (self); 890 worker_free (self);
761 UNLOCK (wrklock); 891 X_UNLOCK (wrklock);
762 892
763 return 0; 893 return 0;
764} 894}
765 895
766/*****************************************************************************/ 896/*****************************************************************************/
767 897
768static void atfork_prepare (void) 898static void atfork_prepare (void)
769{ 899{
770 LOCK (wrklock); 900 X_LOCK (wrklock);
771 LOCK (reqlock); 901 X_LOCK (reqlock);
772 LOCK (reslock); 902 X_LOCK (reslock);
773} 903}
774 904
775static void atfork_parent (void) 905static void atfork_parent (void)
776{ 906{
777 UNLOCK (reslock); 907 X_UNLOCK (reslock);
778 UNLOCK (reqlock); 908 X_UNLOCK (reqlock);
779 UNLOCK (wrklock); 909 X_UNLOCK (wrklock);
780} 910}
781 911
782static void atfork_child (void) 912static void atfork_child (void)
783{ 913{
784 aio_req prv; 914 bdb_req prv;
785 915
786 while (prv = reqq_shift (&req_queue)) 916 while (prv = reqq_shift (&req_queue))
787 req_free (prv); 917 req_free (prv);
788 918
789 while (prv = reqq_shift (&res_queue)) 919 while (prv = reqq_shift (&res_queue))
… …
804 idle = 0; 934 idle = 0;
805 nreqs = 0; 935 nreqs = 0;
806 nready = 0; 936 nready = 0;
807 npending = 0; 937 npending = 0;
808 938
809 close (respipe [0]);
810 close (respipe [1]);
811 create_pipe (); 939 create_respipe ();
812 940
813 atfork_parent (); 941 atfork_parent ();
814} 942}
815 943
816#define dREQ(reqtype) \ 944#define dREQ(reqtype) \
817 aio_req req; \ 945 bdb_req req; \
818 int req_pri = next_pri; \ 946 int req_pri = next_pri; \
819 next_pri = DEFAULT_PRI + PRI_BIAS; \ 947 next_pri = DEFAULT_PRI + PRI_BIAS; \
820 \ 948 \
821 if (SvOK (callback) && !SvROK (callback)) \ 949 if (SvOK (callback) && !SvROK (callback)) \
822 croak ("callback must be undef or of reference type"); \ 950 croak ("callback must be undef or of reference type"); \
823 \ 951 \
824 Newz (0, req, 1, aio_cb); \ 952 Newz (0, req, 1, bdb_cb); \
825 if (!req) \ 953 if (!req) \
826 croak ("out of memory during aio_req allocation"); \ 954 croak ("out of memory during bdb_req allocation"); \
827 \ 955 \
828 req->callback = newSVsv (callback); \ 956 req->callback = newSVsv (callback); \
829 req->type = (reqtype); \ 957 req->type = (reqtype); \
830 req->pri = req_pri 958 req->pri = req_pri
831 959
832#define REQ_SEND \ 960#define REQ_SEND \
833 req_send (req) 961 req_send (req)
834 962
835#define SvPTR(var, arg, type, class, nullok) \ 963#define SvPTR(var, arg, type, class, nullok) \
836 if (!SvOK (arg)) \ 964 if (!SvOK (arg)) \
837 { \ 965 { \
838 if (!nullok) \ 966 if (nullok != 1) \
839 croak (# var " must be a " # class " object, not undef"); \ 967 croak (# var " must be a " # class " object, not undef"); \
840 \ 968 \
841 (var) = 0; \ 969 (var) = 0; \
842 } \ 970 } \
843 else if (sv_derived_from ((arg), # class)) \ 971 else if (sv_derived_from ((arg), # class)) \
844 { \ 972 { \
845 IV tmp = SvIV ((SV*) SvRV (arg)); \ 973 IV tmp = SvIV ((SV*) SvRV (arg)); \
846 (var) = INT2PTR (type, tmp); \ 974 (var) = INT2PTR (type, tmp); \
847 if (!var) \ 975 if (!var && nullok != 2) \
848 croak (# var " is not a valid " # class " object anymore"); \ 976 croak (# var " is not a valid " # class " object anymore"); \
849 } \ 977 } \
850 else \ 978 else \
851 croak (# var " is not of type " # class); \ 979 croak (# var " is not of type " # class); \
852 \ 980 \
… …
854static void 982static void
855ptr_nuke (SV *sv) 983ptr_nuke (SV *sv)
856{ 984{
857 assert (SvROK (sv)); 985 assert (SvROK (sv));
858 sv_setiv (SvRV (sv), 0); 986 sv_setiv (SvRV (sv), 0);
987}
988
989static int
990errno_get (pTHX_ SV *sv, MAGIC *mg)
991{
992 if (*mg->mg_ptr == '!') // should always be the case
993 if (-30999 <= errno && errno <= -30800)
994 {
995 sv_setnv (sv, (NV)errno);
996 sv_setpv (sv, db_strerror (errno));
997 SvNOK_on (sv); /* what a wonderful hack! */
998 // ^^^ copied from perl sources
999 return 0;
1000 }
1001
1002 return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
1003}
1004
1005static MGVTBL vtbl_errno;
1006
1007// this wonderful hack :( patches perl's $! variable to support our errno values
1008static void
1009patch_errno (void)
1010{
1011 SV *sv;
1012 MAGIC *mg;
1013
1014 if (!(sv = get_sv ("!", 1)))
1015 return;
1016
1017 if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
1018 return;
1019
1020 if (mg->mg_virtual != &PL_vtbl_sv)
1021 return;
1022
1023 vtbl_errno = PL_vtbl_sv;
1024 vtbl_errno.svt_get = errno_get;
1025 mg->mg_virtual = &vtbl_errno;
859} 1026}
860 1027
861MODULE = BDB PACKAGE = BDB 1028MODULE = BDB PACKAGE = BDB
862 1029
863PROTOTYPES: ENABLE 1030PROTOTYPES: ENABLE
… …
880 const_iv (INIT_TXN) 1047 const_iv (INIT_TXN)
881 const_iv (RECOVER) 1048 const_iv (RECOVER)
882 const_iv (INIT_TXN) 1049 const_iv (INIT_TXN)
883 const_iv (RECOVER_FATAL) 1050 const_iv (RECOVER_FATAL)
884 const_iv (CREATE) 1051 const_iv (CREATE)
1052 const_iv (RDONLY)
885 const_iv (USE_ENVIRON) 1053 const_iv (USE_ENVIRON)
886 const_iv (USE_ENVIRON_ROOT) 1054 const_iv (USE_ENVIRON_ROOT)
887 const_iv (LOCKDOWN) 1055 const_iv (LOCKDOWN)
888 const_iv (PRIVATE) 1056 const_iv (PRIVATE)
889 const_iv (REGISTER) 1057 const_iv (REGISTER)
… …
895 const_iv (DSYNC_DB) 1063 const_iv (DSYNC_DB)
896 const_iv (DSYNC_LOG) 1064 const_iv (DSYNC_LOG)
897 const_iv (LOG_AUTOREMOVE) 1065 const_iv (LOG_AUTOREMOVE)
898 const_iv (LOG_INMEMORY) 1066 const_iv (LOG_INMEMORY)
899 const_iv (NOLOCKING) 1067 const_iv (NOLOCKING)
900 const_iv (MULTIVERSION)
901 const_iv (NOMMAP) 1068 const_iv (NOMMAP)
902 const_iv (NOPANIC) 1069 const_iv (NOPANIC)
903 const_iv (OVERWRITE) 1070 const_iv (OVERWRITE)
904 const_iv (PANIC_ENVIRONMENT) 1071 const_iv (PANIC_ENVIRONMENT)
905 const_iv (REGION_INIT) 1072 const_iv (REGION_INIT)
906 const_iv (TIME_NOTGRANTED) 1073 const_iv (TIME_NOTGRANTED)
907 const_iv (TXN_NOSYNC) 1074 const_iv (TXN_NOSYNC)
908 const_iv (TXN_SNAPSHOT) 1075 const_iv (TXN_NOT_DURABLE)
909 const_iv (TXN_WRITE_NOSYNC) 1076 const_iv (TXN_WRITE_NOSYNC)
910 const_iv (WRITECURSOR) 1077 const_iv (WRITECURSOR)
911 const_iv (YIELDCPU) 1078 const_iv (YIELDCPU)
912 const_iv (ENCRYPT_AES) 1079 const_iv (ENCRYPT_AES)
913 const_iv (XA_CREATE) 1080 const_iv (XA_CREATE)
… …
921 const_iv (READ_UNCOMMITTED) 1088 const_iv (READ_UNCOMMITTED)
922 const_iv (TRUNCATE) 1089 const_iv (TRUNCATE)
923 const_iv (NOSYNC) 1090 const_iv (NOSYNC)
924 const_iv (CHKSUM) 1091 const_iv (CHKSUM)
925 const_iv (ENCRYPT) 1092 const_iv (ENCRYPT)
926 const_iv (TXN_NOT_DURABLE)
927 const_iv (DUP) 1093 const_iv (DUP)
928 const_iv (DUPSORT) 1094 const_iv (DUPSORT)
929 const_iv (RECNUM) 1095 const_iv (RECNUM)
930 const_iv (RENUMBER) 1096 const_iv (RENUMBER)
931 const_iv (REVSPLITOFF) 1097 const_iv (REVSPLITOFF)
… …
936 const_iv (GET_BOTH_RANGE) 1102 const_iv (GET_BOTH_RANGE)
937 //const_iv (SET_RECNO) 1103 //const_iv (SET_RECNO)
938 //const_iv (MULTIPLE) 1104 //const_iv (MULTIPLE)
939 const_iv (SNAPSHOT) 1105 const_iv (SNAPSHOT)
940 const_iv (JOIN_ITEM) 1106 const_iv (JOIN_ITEM)
1107 const_iv (JOIN_NOSORT)
941 const_iv (RMW) 1108 const_iv (RMW)
942 1109
943 const_iv (NOTFOUND) 1110 const_iv (NOTFOUND)
944 const_iv (KEYEMPTY) 1111 const_iv (KEYEMPTY)
945 const_iv (LOCK_DEADLOCK) 1112 const_iv (LOCK_DEADLOCK)
… …
956 const_iv (APPEND) 1123 const_iv (APPEND)
957 const_iv (NODUPDATA) 1124 const_iv (NODUPDATA)
958 const_iv (NOOVERWRITE) 1125 const_iv (NOOVERWRITE)
959 1126
960 const_iv (TXN_NOWAIT) 1127 const_iv (TXN_NOWAIT)
961 const_iv (TXN_SNAPSHOT)
962 const_iv (TXN_SYNC) 1128 const_iv (TXN_SYNC)
963 1129
964 const_iv (SET_LOCK_TIMEOUT) 1130 const_iv (SET_LOCK_TIMEOUT)
965 const_iv (SET_TXN_TIMEOUT) 1131 const_iv (SET_TXN_TIMEOUT)
966 1132
967 const_iv (JOIN_ITEM)
968 const_iv (FIRST) 1133 const_iv (FIRST)
969 const_iv (NEXT) 1134 const_iv (NEXT)
970 const_iv (NEXT_DUP) 1135 const_iv (NEXT_DUP)
971 const_iv (NEXT_NODUP) 1136 const_iv (NEXT_NODUP)
972 const_iv (PREV) 1137 const_iv (PREV)
… …
994 const_iv (LOCK_YOUNGEST) 1159 const_iv (LOCK_YOUNGEST)
995 1160
996 const_iv (SEQ_DEC) 1161 const_iv (SEQ_DEC)
997 const_iv (SEQ_INC) 1162 const_iv (SEQ_INC)
998 const_iv (SEQ_WRAP) 1163 const_iv (SEQ_WRAP)
1164
1165 const_iv (BUFFER_SMALL)
1166 const_iv (DONOTINDEX)
1167 const_iv (KEYEMPTY )
1168 const_iv (KEYEXIST )
1169 const_iv (LOCK_DEADLOCK)
1170 const_iv (LOCK_NOTGRANTED)
1171 const_iv (LOG_BUFFER_FULL)
1172 const_iv (NOSERVER)
1173 const_iv (NOSERVER_HOME)
1174 const_iv (NOSERVER_ID)
1175 const_iv (NOTFOUND)
1176 const_iv (PAGE_NOTFOUND)
1177 const_iv (REP_DUPMASTER)
1178 const_iv (REP_HANDLE_DEAD)
1179 const_iv (REP_HOLDELECTION)
1180 const_iv (REP_IGNORE)
1181 const_iv (REP_ISPERM)
1182 const_iv (REP_JOIN_FAILURE)
1183 const_iv (REP_LOCKOUT)
1184 const_iv (REP_NEWMASTER)
1185 const_iv (REP_NEWSITE)
1186 const_iv (REP_NOTPERM)
1187 const_iv (REP_UNAVAIL)
1188 const_iv (RUNRECOVERY)
1189 const_iv (SECONDARY_BAD)
1190 const_iv (VERIFY_BAD)
1191 const_iv (VERSION_MISMATCH)
1192
1193 const_iv (VERB_DEADLOCK)
1194 const_iv (VERB_RECOVERY)
1195 const_iv (VERB_REGISTER)
1196 const_iv (VERB_REPLICATION)
1197 const_iv (VERB_WAITSFOR)
1198
1199 const_iv (VERSION_MAJOR)
1200 const_iv (VERSION_MINOR)
1201 const_iv (VERSION_PATCH)
1202#if DB_VERSION_MINOR >= 5
1203 const_iv (MULTIVERSION)
1204 const_iv (TXN_SNAPSHOT)
1205#endif
1206#if DB_VERSION_MINOR >= 6
1207 const_iv (PREV_DUP)
1208 const_iv (PRIORITY_UNCHANGED)
1209 const_iv (PRIORITY_VERY_LOW)
1210 const_iv (PRIORITY_LOW)
1211 const_iv (PRIORITY_DEFAULT)
1212 const_iv (PRIORITY_HIGH)
1213 const_iv (PRIORITY_VERY_HIGH)
1214#endif
999 }; 1215 };
1000 1216
1001 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1217 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
1002 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1218 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
1003 1219
1004 create_pipe (); 1220 newCONSTSUB (stash, "VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1));
1221 newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1222
1223 create_respipe ();
1224
1005 ATFORK (atfork_prepare, atfork_parent, atfork_child); 1225 X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1226#ifdef _WIN32
1227 X_MUTEX_CHECK (wrklock);
1228 X_MUTEX_CHECK (reslock);
1229 X_MUTEX_CHECK (reqlock);
1230
1231 X_COND_CHECK (reqwait);
1232#endif
1233 patch_errno ();
1006} 1234}
1007 1235
1008void 1236void
1009max_poll_reqs (int nreqs) 1237max_poll_reqs (int nreqs)
1010 PROTOTYPE: $ 1238 PROTOTYPE: $
… …
1129 1357
1130int 1358int
1131nthreads () 1359nthreads ()
1132 PROTOTYPE: 1360 PROTOTYPE:
1133 CODE: 1361 CODE:
1134 if (WORDACCESS_UNSAFE) LOCK (wrklock); 1362 if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1135 RETVAL = started; 1363 RETVAL = started;
1136 if (WORDACCESS_UNSAFE) UNLOCK (wrklock); 1364 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1137 OUTPUT: 1365 OUTPUT:
1138 RETVAL 1366 RETVAL
1139 1367
1140void 1368void
1141set_sync_prepare (SV *cb) 1369set_sync_prepare (SV *cb)
1142 PROTOTYPE: & 1370 PROTOTYPE: &
1143 CODE: 1371 CODE:
1144 SvREFCNT_dec (prepare_cb); 1372 SvREFCNT_dec (prepare_cb);
1145 prepare_cb = newSVsv (cb); 1373 prepare_cb = newSVsv (cb);
1146 1374
1375char *
1376strerror (int errorno = errno)
1377 PROTOTYPE: ;$
1378 CODE:
1379 RETVAL = db_strerror (errorno);
1380 OUTPUT:
1381 RETVAL
1147 1382
1148DB_ENV * 1383DB_ENV *
1149db_env_create (U32 env_flags = 0) 1384db_env_create (U32 env_flags = 0)
1150 CODE: 1385 CODE:
1151{ 1386{
1152 errno = db_env_create (&RETVAL, env_flags); 1387 errno = db_env_create (&RETVAL, env_flags);
1153 if (errno) 1388 if (errno)
1154 croak ("db_env_create: %s", db_strerror (errno)); 1389 croak ("db_env_create: %s", db_strerror (errno));
1390
1391 if (0)
1392 {
1393 RETVAL->set_errcall (RETVAL, debug_errcall);
1394 RETVAL->set_msgcall (RETVAL, debug_msgcall);
1395 }
1155} 1396}
1156 OUTPUT: 1397 OUTPUT:
1157 RETVAL 1398 RETVAL
1158 1399
1159void 1400void
1160db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) 1401db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef)
1161 CODE: 1402 CODE:
1162{ 1403{
1163 env->set_thread_count (env, get_nthreads ());
1164
1165 dREQ (REQ_ENV_OPEN); 1404 dREQ (REQ_ENV_OPEN);
1405
1166 req->env = env; 1406 req->env = env;
1167 req->uint1 = open_flags | DB_THREAD; 1407 req->uint1 = open_flags | DB_THREAD;
1168 req->int1 = mode; 1408 req->int1 = mode;
1169 req->buf1 = strdup_ornull (db_home); 1409 req->buf1 = strdup_ornull (db_home);
1170 REQ_SEND; 1410 REQ_SEND;
… …
1237} 1477}
1238 OUTPUT: 1478 OUTPUT:
1239 RETVAL 1479 RETVAL
1240 1480
1241void 1481void
1242db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef) 1482db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef)
1243 CODE: 1483 CODE:
1244{ 1484{
1245 dREQ (REQ_DB_OPEN); 1485 dREQ (REQ_DB_OPEN);
1246 req->db = db; 1486 req->db = db;
1247 req->txn = txnid; 1487 req->txn = txnid;
… …
1287 req->uint1 = flags; 1527 req->uint1 = flags;
1288 REQ_SEND; 1528 REQ_SEND;
1289} 1529}
1290 1530
1291void 1531void
1532db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = &PL_sv_undef)
1533 CODE:
1534{
1535 dREQ (REQ_DB_SYNC);
1536 req->db = db;
1537 req->buf1 = strdup (file);
1538 req->uint1 = flags;
1539 REQ_SEND;
1540}
1541
1542void
1292db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef) 1543db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef)
1293 CODE: 1544 CODE:
1294{ 1545{
1295 dREQ (REQ_DB_KEY_RANGE); 1546 dREQ (REQ_DB_KEY_RANGE);
1296 req->db = db; 1547 req->db = db;
… …
1315} 1566}
1316 1567
1317void 1568void
1318db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1569db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1319 CODE: 1570 CODE:
1571 if (SvREADONLY (data))
1572 croak ("can't modify read-only data scalar in db_get");
1320{ 1573{
1321 dREQ (REQ_DB_GET); 1574 dREQ (REQ_DB_GET);
1322 req->db = db; 1575 req->db = db;
1323 req->txn = txn; 1576 req->txn = txn;
1324 req->uint1 = flags; 1577 req->uint1 = flags;
… …
1329} 1582}
1330 1583
1331void 1584void
1332db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1585db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1333 CODE: 1586 CODE:
1587 if (SvREADONLY (data))
1588 croak ("can't modify read-only data scalar in db_pget");
1334{ 1589{
1335 dREQ (REQ_DB_PGET); 1590 dREQ (REQ_DB_PGET);
1336 req->db = db; 1591 req->db = db;
1337 req->txn = txn; 1592 req->txn = txn;
1338 req->uint1 = flags; 1593 req->uint1 = flags;
… …
1375 REQ_SEND; 1630 REQ_SEND;
1376 ptr_nuke (ST (0)); 1631 ptr_nuke (ST (0));
1377} 1632}
1378 1633
1379void 1634void
1635db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef)
1636 CODE:
1637{
1638 dREQ (REQ_TXN_FINISH);
1639 req->txn = txn;
1640 req->uint1 = flags;
1641 REQ_SEND;
1642 ptr_nuke (ST (0));
1643}
1644
1645void
1380db_c_close (DBC *dbc, SV *callback = &PL_sv_undef) 1646db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
1381 CODE: 1647 CODE:
1382{ 1648{
1383 dREQ (REQ_C_CLOSE); 1649 dREQ (REQ_C_CLOSE);
1384 req->dbc = dbc; 1650 req->dbc = dbc;
… …
1521 1787
1522 1788
1523MODULE = BDB PACKAGE = BDB::Env 1789MODULE = BDB PACKAGE = BDB::Env
1524 1790
1525void 1791void
1526DESTROY (DB_ENV_ornull *env) 1792DESTROY (DB_ENV_ornuked *env)
1527 CODE: 1793 CODE:
1528 if (env) 1794 if (env)
1529 env->close (env, 0); 1795 env->close (env, 0);
1530 1796
1531int set_data_dir (DB_ENV *env, const char *dir) 1797int set_data_dir (DB_ENV *env, const char *dir)
… …
1556 CODE: 1822 CODE:
1557 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache); 1823 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1558 OUTPUT: 1824 OUTPUT:
1559 RETVAL 1825 RETVAL
1560 1826
1561int set_flags (DB_ENV *env, U32 flags, int onoff) 1827int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1562 CODE: 1828 CODE:
1563 RETVAL = env->set_flags (env, flags, onoff); 1829 RETVAL = env->set_flags (env, flags, onoff);
1564 OUTPUT: 1830 OUTPUT:
1565 RETVAL 1831 RETVAL
1566 1832
1833void set_errfile (DB_ENV *env, FILE *errfile = 0)
1834 CODE:
1835 env->set_errfile (env, errfile);
1836
1837void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
1838 CODE:
1839 env->set_msgfile (env, msgfile);
1840
1841int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
1842 CODE:
1843 RETVAL = env->set_verbose (env, which, onoff);
1844 OUTPUT:
1845 RETVAL
1846
1567int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) 1847int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)
1568 CODE: 1848 CODE:
1569 RETVAL = env->set_encrypt (env, password, flags); 1849 RETVAL = env->set_encrypt (env, password, flags);
1570 OUTPUT: 1850 OUTPUT:
1571 RETVAL 1851 RETVAL
1572 1852
1573int set_timeout (DB_ENV *env, NV timeout, U32 flags) 1853int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1574 CODE: 1854 CODE:
1575 RETVAL = env->set_timeout (env, timeout * 1000000, flags); 1855 RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1576 OUTPUT: 1856 OUTPUT:
1577 RETVAL 1857 RETVAL
1578 1858
… …
1626 1906
1627int set_lg_max (DB_ENV *env, U32 max) 1907int set_lg_max (DB_ENV *env, U32 max)
1628 CODE: 1908 CODE:
1629 RETVAL = env->set_lg_max (env, max); 1909 RETVAL = env->set_lg_max (env, max);
1630 OUTPUT: 1910 OUTPUT:
1911 RETVAL
1912
1913int mutex_set_max (DB_ENV *env, U32 max)
1914 CODE:
1915 RETVAL = env->mutex_set_max (env, max);
1916 OUTPUT:
1917 RETVAL
1918
1919int mutex_set_increment (DB_ENV *env, U32 increment)
1920 CODE:
1921 RETVAL = env->mutex_set_increment (env, increment);
1922 OUTPUT:
1923 RETVAL
1924
1925int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
1926 CODE:
1927 RETVAL = env->mutex_set_tas_spins (env, tas_spins);
1928 OUTPUT:
1929 RETVAL
1930
1931int mutex_set_align (DB_ENV *env, U32 align)
1932 CODE:
1933 RETVAL = env->mutex_set_align (env, align);
1934 OUTPUT:
1631 RETVAL 1935 RETVAL
1632 1936
1633DB_TXN * 1937DB_TXN *
1634txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) 1938txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1635 CODE: 1939 CODE:
… …
1640 RETVAL 1944 RETVAL
1641 1945
1642MODULE = BDB PACKAGE = BDB::Db 1946MODULE = BDB PACKAGE = BDB::Db
1643 1947
1644void 1948void
1645DESTROY (DB_ornull *db) 1949DESTROY (DB_ornuked *db)
1646 CODE: 1950 CODE:
1647 if (db) 1951 if (db)
1648 { 1952 {
1649 SV *env = (SV *)db->app_private; 1953 SV *env = (SV *)db->app_private;
1650 db->close (db, 0); 1954 db->close (db, 0);
… …
1655 CODE: 1959 CODE:
1656 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); 1960 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1657 OUTPUT: 1961 OUTPUT:
1658 RETVAL 1962 RETVAL
1659 1963
1660int set_flags (DB *db, U32 flags); 1964int set_flags (DB *db, U32 flags)
1661 CODE: 1965 CODE:
1662 RETVAL = db->set_flags (db, flags); 1966 RETVAL = db->set_flags (db, flags);
1663 OUTPUT: 1967 OUTPUT:
1664 RETVAL 1968 RETVAL
1665 1969
… …
1679 CODE: 1983 CODE:
1680 RETVAL = db->set_bt_minkey (db, minkey); 1984 RETVAL = db->set_bt_minkey (db, minkey);
1681 OUTPUT: 1985 OUTPUT:
1682 RETVAL 1986 RETVAL
1683 1987
1684int set_re_delim(DB *db, int delim); 1988int set_re_delim (DB *db, int delim)
1685 CODE: 1989 CODE:
1686 RETVAL = db->set_re_delim (db, delim); 1990 RETVAL = db->set_re_delim (db, delim);
1687 OUTPUT: 1991 OUTPUT:
1688 RETVAL 1992 RETVAL
1689 1993
… …
1745 2049
1746 2050
1747MODULE = BDB PACKAGE = BDB::Txn 2051MODULE = BDB PACKAGE = BDB::Txn
1748 2052
1749void 2053void
1750DESTROY (DB_TXN_ornull *txn) 2054DESTROY (DB_TXN_ornuked *txn)
1751 CODE: 2055 CODE:
1752 if (txn) 2056 if (txn)
1753 txn->abort (txn); 2057 txn->abort (txn);
1754 2058
1755int set_timeout (DB_TXN *txn, NV timeout, U32 flags) 2059int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1756 CODE: 2060 CODE:
1757 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); 2061 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1758 OUTPUT: 2062 OUTPUT:
1759 RETVAL 2063 RETVAL
1760 2064
2065int failed (DB_TXN *txn)
2066 CODE:
2067 RETVAL = !!(txn->flags & TXN_DEADLOCK);
2068 OUTPUT:
2069 RETVAL
2070
1761 2071
1762MODULE = BDB PACKAGE = BDB::Cursor 2072MODULE = BDB PACKAGE = BDB::Cursor
1763 2073
1764void 2074void
1765DESTROY (DBC_ornull *dbc) 2075DESTROY (DBC_ornuked *dbc)
1766 CODE: 2076 CODE:
1767 if (dbc) 2077 if (dbc)
1768 dbc->c_close (dbc); 2078 dbc->c_close (dbc);
1769 2079
2080#if DB_VERSION_MINOR >= 6
2081
2082int set_priority (DBC *dbc, int priority)
2083 CODE:
2084 dbc->set_priority (dbc, priority);
2085
2086#endif
2087
1770MODULE = BDB PACKAGE = BDB::Sequence 2088MODULE = BDB PACKAGE = BDB::Sequence
1771 2089
1772void 2090void
1773DESTROY (DB_SEQUENCE_ornull *seq) 2091DESTROY (DB_SEQUENCE_ornuked *seq)
1774 CODE: 2092 CODE:
1775 if (seq) 2093 if (seq)
1776 seq->close (seq, 0); 2094 seq->close (seq, 0);
1777 2095
1778int initial_value (DB_SEQUENCE *seq, db_seq_t value) 2096int initial_value (DB_SEQUENCE *seq, db_seq_t value)
… …
1797 CODE: 2115 CODE:
1798 RETVAL = seq->set_range (seq, min, max); 2116 RETVAL = seq->set_range (seq, min, max);
1799 OUTPUT: 2117 OUTPUT:
1800 RETVAL 2118 RETVAL
1801 2119
2120

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