1 |
#include "xthread.h" |
2 |
|
3 |
#include <errno.h> |
4 |
|
5 |
#include "EXTERN.h" |
6 |
#include "perl.h" |
7 |
#include "XSUB.h" |
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 |
|
18 |
#include <stddef.h> |
19 |
#include <stdlib.h> |
20 |
#include <errno.h> |
21 |
#include <sys/types.h> |
22 |
#include <limits.h> |
23 |
#include <fcntl.h> |
24 |
|
25 |
#ifndef _WIN32 |
26 |
# include <sys/time.h> |
27 |
# include <unistd.h> |
28 |
#endif |
29 |
|
30 |
#include <db.h> |
31 |
|
32 |
#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 4) |
33 |
# error you need Berkeley DB 4.4 or newer installed |
34 |
#endif |
35 |
|
36 |
/* number of seconds after which idle threads exit */ |
37 |
#define IDLE_TIMEOUT 10 |
38 |
|
39 |
typedef DB_ENV DB_ENV_ornull; |
40 |
typedef DB_TXN DB_TXN_ornull; |
41 |
typedef DBC DBC_ornull; |
42 |
typedef DB DB_ornull; |
43 |
typedef DB_SEQUENCE DB_SEQUENCE_ornull; |
44 |
|
45 |
typedef SV SV8; /* byte-sv, used for argument-checking */ |
46 |
typedef char *octetstring; |
47 |
|
48 |
static SV *prepare_cb; |
49 |
|
50 |
#if DB_VERSION_MINOR >= 6 |
51 |
# define c_close close |
52 |
# define c_count count |
53 |
# define c_del del |
54 |
# define c_dup dup |
55 |
# define c_get get |
56 |
# define c_pget pget |
57 |
# define c_put put |
58 |
#endif |
59 |
|
60 |
static void |
61 |
debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg) |
62 |
{ |
63 |
printf ("err[%s]\n", msg); |
64 |
} |
65 |
|
66 |
static void |
67 |
debug_msgcall (const DB_ENV *dbenv, const char *msg) |
68 |
{ |
69 |
printf ("msg[%s]\n", msg); |
70 |
} |
71 |
|
72 |
static char * |
73 |
strdup_ornull (const char *s) |
74 |
{ |
75 |
return s ? strdup (s) : 0; |
76 |
} |
77 |
|
78 |
static void |
79 |
sv_to_dbt (DBT *dbt, SV *sv) |
80 |
{ |
81 |
STRLEN len; |
82 |
char *data = SvPVbyte (sv, len); |
83 |
|
84 |
dbt->data = malloc (len); |
85 |
memcpy (dbt->data, data, len); |
86 |
dbt->size = len; |
87 |
dbt->flags = DB_DBT_REALLOC; |
88 |
} |
89 |
|
90 |
static void |
91 |
dbt_to_sv (SV *sv, DBT *dbt) |
92 |
{ |
93 |
if (sv) |
94 |
{ |
95 |
SvREADONLY_off (sv); |
96 |
sv_setpvn_mg (sv, dbt->data, dbt->size); |
97 |
SvREFCNT_dec (sv); |
98 |
} |
99 |
|
100 |
free (dbt->data); |
101 |
} |
102 |
|
103 |
enum { |
104 |
REQ_QUIT, |
105 |
REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT, |
106 |
REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, |
107 |
REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, |
108 |
REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE, |
109 |
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, |
111 |
REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE, |
112 |
}; |
113 |
|
114 |
typedef struct aio_cb |
115 |
{ |
116 |
struct aio_cb *volatile next; |
117 |
SV *callback; |
118 |
int type, pri, result; |
119 |
|
120 |
DB_ENV *env; |
121 |
DB *db; |
122 |
DB_TXN *txn; |
123 |
DBC *dbc; |
124 |
|
125 |
UV uv1; |
126 |
int int1, int2; |
127 |
U32 uint1, uint2; |
128 |
char *buf1, *buf2; |
129 |
SV *sv1, *sv2, *sv3; |
130 |
|
131 |
DBT dbt1, dbt2, dbt3; |
132 |
DB_KEY_RANGE key_range; |
133 |
DB_SEQUENCE *seq; |
134 |
db_seq_t seq_t; |
135 |
} aio_cb; |
136 |
|
137 |
typedef aio_cb *aio_req; |
138 |
|
139 |
enum { |
140 |
PRI_MIN = -4, |
141 |
PRI_MAX = 4, |
142 |
|
143 |
DEFAULT_PRI = 0, |
144 |
PRI_BIAS = -PRI_MIN, |
145 |
NUM_PRI = PRI_MAX + PRI_BIAS + 1, |
146 |
}; |
147 |
|
148 |
#define AIO_TICKS ((1000000 + 1023) >> 10) |
149 |
|
150 |
static unsigned int max_poll_time = 0; |
151 |
static unsigned int max_poll_reqs = 0; |
152 |
|
153 |
/* calculcate time difference in ~1/AIO_TICKS of a second */ |
154 |
static int tvdiff (struct timeval *tv1, struct timeval *tv2) |
155 |
{ |
156 |
return (tv2->tv_sec - tv1->tv_sec ) * AIO_TICKS |
157 |
+ ((tv2->tv_usec - tv1->tv_usec) >> 10); |
158 |
} |
159 |
|
160 |
static int next_pri = DEFAULT_PRI + PRI_BIAS; |
161 |
|
162 |
static unsigned int started, idle, wanted; |
163 |
|
164 |
/* worker threads management */ |
165 |
static mutex_t wrklock = X_MUTEX_INIT; |
166 |
|
167 |
typedef struct worker { |
168 |
/* locked by wrklock */ |
169 |
struct worker *prev, *next; |
170 |
|
171 |
thread_t tid; |
172 |
|
173 |
/* locked by reslock, reqlock or wrklock */ |
174 |
aio_req req; /* currently processed request */ |
175 |
void *dbuf; |
176 |
DIR *dirp; |
177 |
} worker; |
178 |
|
179 |
static worker wrk_first = { &wrk_first, &wrk_first, 0 }; |
180 |
|
181 |
static void worker_clear (worker *wrk) |
182 |
{ |
183 |
} |
184 |
|
185 |
static void worker_free (worker *wrk) |
186 |
{ |
187 |
wrk->next->prev = wrk->prev; |
188 |
wrk->prev->next = wrk->next; |
189 |
|
190 |
free (wrk); |
191 |
} |
192 |
|
193 |
static volatile unsigned int nreqs, nready, npending; |
194 |
static volatile unsigned int max_idle = 4; |
195 |
static volatile unsigned int max_outstanding = 0xffffffff; |
196 |
static int respipe_osf [2], respipe [2] = { -1, -1 }; |
197 |
|
198 |
static mutex_t reslock = X_MUTEX_INIT; |
199 |
static mutex_t reqlock = X_MUTEX_INIT; |
200 |
static cond_t reqwait = X_COND_INIT; |
201 |
|
202 |
#if WORDACCESS_UNSAFE |
203 |
|
204 |
static unsigned int get_nready () |
205 |
{ |
206 |
unsigned int retval; |
207 |
|
208 |
X_LOCK (reqlock); |
209 |
retval = nready; |
210 |
X_UNLOCK (reqlock); |
211 |
|
212 |
return retval; |
213 |
} |
214 |
|
215 |
static unsigned int get_npending () |
216 |
{ |
217 |
unsigned int retval; |
218 |
|
219 |
X_LOCK (reslock); |
220 |
retval = npending; |
221 |
X_UNLOCK (reslock); |
222 |
|
223 |
return retval; |
224 |
} |
225 |
|
226 |
static unsigned int get_nthreads () |
227 |
{ |
228 |
unsigned int retval; |
229 |
|
230 |
X_LOCK (wrklock); |
231 |
retval = started; |
232 |
X_UNLOCK (wrklock); |
233 |
|
234 |
return retval; |
235 |
} |
236 |
|
237 |
#else |
238 |
|
239 |
# define get_nready() nready |
240 |
# define get_npending() npending |
241 |
# define get_nthreads() started |
242 |
|
243 |
#endif |
244 |
|
245 |
/* |
246 |
* a somewhat faster data structure might be nice, but |
247 |
* with 8 priorities this actually needs <20 insns |
248 |
* per shift, the most expensive operation. |
249 |
*/ |
250 |
typedef struct { |
251 |
aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ |
252 |
int size; |
253 |
} reqq; |
254 |
|
255 |
static reqq req_queue; |
256 |
static reqq res_queue; |
257 |
|
258 |
int reqq_push (reqq *q, aio_req req) |
259 |
{ |
260 |
int pri = req->pri; |
261 |
req->next = 0; |
262 |
|
263 |
if (q->qe[pri]) |
264 |
{ |
265 |
q->qe[pri]->next = req; |
266 |
q->qe[pri] = req; |
267 |
} |
268 |
else |
269 |
q->qe[pri] = q->qs[pri] = req; |
270 |
|
271 |
return q->size++; |
272 |
} |
273 |
|
274 |
aio_req reqq_shift (reqq *q) |
275 |
{ |
276 |
int pri; |
277 |
|
278 |
if (!q->size) |
279 |
return 0; |
280 |
|
281 |
--q->size; |
282 |
|
283 |
for (pri = NUM_PRI; pri--; ) |
284 |
{ |
285 |
aio_req req = q->qs[pri]; |
286 |
|
287 |
if (req) |
288 |
{ |
289 |
if (!(q->qs[pri] = req->next)) |
290 |
q->qe[pri] = 0; |
291 |
|
292 |
return req; |
293 |
} |
294 |
} |
295 |
|
296 |
abort (); |
297 |
} |
298 |
|
299 |
static int poll_cb (); |
300 |
static void req_free (aio_req req); |
301 |
static void req_cancel (aio_req req); |
302 |
|
303 |
static int req_invoke (aio_req req) |
304 |
{ |
305 |
dSP; |
306 |
|
307 |
if (SvOK (req->callback)) |
308 |
{ |
309 |
ENTER; |
310 |
SAVETMPS; |
311 |
PUSHMARK (SP); |
312 |
|
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, (IV)req->seq_t); |
350 |
else |
351 |
sv_setnv_mg (req->sv1, (NV)req->seq_t); |
352 |
|
353 |
SvREFCNT_dec (req->sv1); |
354 |
break; |
355 |
} |
356 |
|
357 |
errno = req->result; |
358 |
|
359 |
PUTBACK; |
360 |
call_sv (req->callback, G_VOID | G_EVAL); |
361 |
SPAGAIN; |
362 |
|
363 |
FREETMPS; |
364 |
LEAVE; |
365 |
} |
366 |
|
367 |
return !SvTRUE (ERRSV); |
368 |
} |
369 |
|
370 |
static void req_free (aio_req req) |
371 |
{ |
372 |
free (req->buf1); |
373 |
free (req->buf2); |
374 |
Safefree (req); |
375 |
} |
376 |
|
377 |
#ifdef USE_SOCKETS_AS_HANDLES |
378 |
# define TO_SOCKET(x) (win32_get_osfhandle (x)) |
379 |
#else |
380 |
# define TO_SOCKET(x) (x) |
381 |
#endif |
382 |
|
383 |
static void |
384 |
create_respipe () |
385 |
{ |
386 |
#ifdef _WIN32 |
387 |
int arg; /* argg */ |
388 |
#endif |
389 |
int old_readfd = respipe [0]; |
390 |
|
391 |
if (respipe [1] >= 0) |
392 |
respipe_close (TO_SOCKET (respipe [1])); |
393 |
|
394 |
#ifdef _WIN32 |
395 |
if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
396 |
#else |
397 |
if (pipe (respipe)) |
398 |
#endif |
399 |
croak ("unable to initialize result pipe"); |
400 |
|
401 |
if (old_readfd >= 0) |
402 |
{ |
403 |
if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
404 |
croak ("unable to initialize result pipe(2)"); |
405 |
|
406 |
respipe_close (respipe [0]); |
407 |
respipe [0] = old_readfd; |
408 |
} |
409 |
|
410 |
#ifdef _WIN32 |
411 |
arg = 1; |
412 |
if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
413 |
|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
414 |
#else |
415 |
if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
416 |
|| fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
417 |
#endif |
418 |
croak ("unable to initialize result pipe(3)"); |
419 |
|
420 |
respipe_osf [0] = TO_SOCKET (respipe [0]); |
421 |
respipe_osf [1] = TO_SOCKET (respipe [1]); |
422 |
} |
423 |
|
424 |
X_THREAD_PROC (bdb_proc); |
425 |
|
426 |
static void start_thread (void) |
427 |
{ |
428 |
worker *wrk = calloc (1, sizeof (worker)); |
429 |
|
430 |
if (!wrk) |
431 |
croak ("unable to allocate worker thread data"); |
432 |
|
433 |
X_LOCK (wrklock); |
434 |
if (thread_create (&wrk->tid, bdb_proc, (void *)wrk)) |
435 |
{ |
436 |
wrk->prev = &wrk_first; |
437 |
wrk->next = wrk_first.next; |
438 |
wrk_first.next->prev = wrk; |
439 |
wrk_first.next = wrk; |
440 |
++started; |
441 |
} |
442 |
else |
443 |
free (wrk); |
444 |
|
445 |
X_UNLOCK (wrklock); |
446 |
} |
447 |
|
448 |
static void maybe_start_thread () |
449 |
{ |
450 |
if (get_nthreads () >= wanted) |
451 |
return; |
452 |
|
453 |
/* todo: maybe use idle here, but might be less exact */ |
454 |
if (0 <= (int)get_nthreads () + (int)get_npending () - (int)nreqs) |
455 |
return; |
456 |
|
457 |
start_thread (); |
458 |
} |
459 |
|
460 |
static void req_send (aio_req req) |
461 |
{ |
462 |
SV *wait_callback = 0; |
463 |
|
464 |
// synthesize callback if none given |
465 |
if (!SvOK (req->callback)) |
466 |
{ |
467 |
int count; |
468 |
|
469 |
dSP; |
470 |
PUSHMARK (SP); |
471 |
PUTBACK; |
472 |
count = call_sv (prepare_cb, G_ARRAY); |
473 |
SPAGAIN; |
474 |
|
475 |
if (count != 2) |
476 |
croak ("prepare callback must return exactly two values\n"); |
477 |
|
478 |
wait_callback = SvREFCNT_inc (POPs); |
479 |
SvREFCNT_dec (req->callback); |
480 |
req->callback = SvREFCNT_inc (POPs); |
481 |
} |
482 |
|
483 |
++nreqs; |
484 |
|
485 |
X_LOCK (reqlock); |
486 |
++nready; |
487 |
reqq_push (&req_queue, req); |
488 |
X_COND_SIGNAL (reqwait); |
489 |
X_UNLOCK (reqlock); |
490 |
|
491 |
maybe_start_thread (); |
492 |
|
493 |
if (wait_callback) |
494 |
{ |
495 |
dSP; |
496 |
PUSHMARK (SP); |
497 |
PUTBACK; |
498 |
call_sv (wait_callback, G_DISCARD); |
499 |
SvREFCNT_dec (wait_callback); |
500 |
} |
501 |
} |
502 |
|
503 |
static void end_thread (void) |
504 |
{ |
505 |
aio_req req; |
506 |
|
507 |
Newz (0, req, 1, aio_cb); |
508 |
|
509 |
req->type = REQ_QUIT; |
510 |
req->pri = PRI_MAX + PRI_BIAS; |
511 |
|
512 |
X_LOCK (reqlock); |
513 |
reqq_push (&req_queue, req); |
514 |
X_COND_SIGNAL (reqwait); |
515 |
X_UNLOCK (reqlock); |
516 |
|
517 |
X_LOCK (wrklock); |
518 |
--started; |
519 |
X_UNLOCK (wrklock); |
520 |
} |
521 |
|
522 |
static void set_max_idle (int nthreads) |
523 |
{ |
524 |
if (WORDACCESS_UNSAFE) X_LOCK (reqlock); |
525 |
max_idle = nthreads <= 0 ? 1 : nthreads; |
526 |
if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock); |
527 |
} |
528 |
|
529 |
static void min_parallel (int nthreads) |
530 |
{ |
531 |
if (wanted < nthreads) |
532 |
wanted = nthreads; |
533 |
} |
534 |
|
535 |
static void max_parallel (int nthreads) |
536 |
{ |
537 |
if (wanted > nthreads) |
538 |
wanted = nthreads; |
539 |
|
540 |
while (started > wanted) |
541 |
end_thread (); |
542 |
} |
543 |
|
544 |
static void poll_wait () |
545 |
{ |
546 |
fd_set rfd; |
547 |
|
548 |
while (nreqs) |
549 |
{ |
550 |
int size; |
551 |
if (WORDACCESS_UNSAFE) X_LOCK (reslock); |
552 |
size = res_queue.size; |
553 |
if (WORDACCESS_UNSAFE) X_UNLOCK (reslock); |
554 |
|
555 |
if (size) |
556 |
return; |
557 |
|
558 |
maybe_start_thread (); |
559 |
|
560 |
FD_ZERO (&rfd); |
561 |
FD_SET (respipe [0], &rfd); |
562 |
|
563 |
PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
564 |
} |
565 |
} |
566 |
|
567 |
static int poll_cb () |
568 |
{ |
569 |
dSP; |
570 |
int count = 0; |
571 |
int maxreqs = max_poll_reqs; |
572 |
int do_croak = 0; |
573 |
struct timeval tv_start, tv_now; |
574 |
aio_req req; |
575 |
|
576 |
if (max_poll_time) |
577 |
gettimeofday (&tv_start, 0); |
578 |
|
579 |
for (;;) |
580 |
{ |
581 |
for (;;) |
582 |
{ |
583 |
maybe_start_thread (); |
584 |
|
585 |
X_LOCK (reslock); |
586 |
req = reqq_shift (&res_queue); |
587 |
|
588 |
if (req) |
589 |
{ |
590 |
--npending; |
591 |
|
592 |
if (!res_queue.size) |
593 |
{ |
594 |
/* read any signals sent by the worker threads */ |
595 |
char buf [4]; |
596 |
while (respipe_read (respipe [0], buf, 4) == 4) |
597 |
; |
598 |
} |
599 |
} |
600 |
|
601 |
X_UNLOCK (reslock); |
602 |
|
603 |
if (!req) |
604 |
break; |
605 |
|
606 |
--nreqs; |
607 |
|
608 |
if (!req_invoke (req)) |
609 |
{ |
610 |
req_free (req); |
611 |
croak (0); |
612 |
} |
613 |
|
614 |
count++; |
615 |
|
616 |
req_free (req); |
617 |
|
618 |
if (maxreqs && !--maxreqs) |
619 |
break; |
620 |
|
621 |
if (max_poll_time) |
622 |
{ |
623 |
gettimeofday (&tv_now, 0); |
624 |
|
625 |
if (tvdiff (&tv_start, &tv_now) >= max_poll_time) |
626 |
break; |
627 |
} |
628 |
} |
629 |
|
630 |
if (nreqs <= max_outstanding) |
631 |
break; |
632 |
|
633 |
poll_wait (); |
634 |
|
635 |
++maxreqs; |
636 |
} |
637 |
|
638 |
return count; |
639 |
} |
640 |
|
641 |
/*****************************************************************************/ |
642 |
|
643 |
X_THREAD_PROC (bdb_proc) |
644 |
{ |
645 |
aio_req req; |
646 |
struct timespec ts; |
647 |
worker *self = (worker *)thr_arg; |
648 |
|
649 |
/* try to distribute timeouts somewhat evenly */ |
650 |
ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); |
651 |
|
652 |
for (;;) |
653 |
{ |
654 |
ts.tv_sec = time (0) + IDLE_TIMEOUT; |
655 |
|
656 |
X_LOCK (reqlock); |
657 |
|
658 |
for (;;) |
659 |
{ |
660 |
self->req = req = reqq_shift (&req_queue); |
661 |
|
662 |
if (req) |
663 |
break; |
664 |
|
665 |
++idle; |
666 |
|
667 |
if (X_COND_TIMEDWAIT (reqwait, reqlock, ts) |
668 |
== ETIMEDOUT) |
669 |
{ |
670 |
if (idle > max_idle) |
671 |
{ |
672 |
--idle; |
673 |
X_UNLOCK (reqlock); |
674 |
X_LOCK (wrklock); |
675 |
--started; |
676 |
X_UNLOCK (wrklock); |
677 |
goto quit; |
678 |
} |
679 |
|
680 |
/* we are allowed to idle, so do so without any timeout */ |
681 |
X_COND_WAIT (reqwait, reqlock); |
682 |
ts.tv_sec = time (0) + IDLE_TIMEOUT; |
683 |
} |
684 |
|
685 |
--idle; |
686 |
} |
687 |
|
688 |
--nready; |
689 |
|
690 |
X_UNLOCK (reqlock); |
691 |
|
692 |
switch (req->type) |
693 |
{ |
694 |
case REQ_QUIT: |
695 |
req->result = ENOSYS; |
696 |
goto quit; |
697 |
|
698 |
case REQ_ENV_OPEN: |
699 |
req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1); |
700 |
break; |
701 |
|
702 |
case REQ_ENV_CLOSE: |
703 |
req->result = req->env->close (req->env, req->uint1); |
704 |
break; |
705 |
|
706 |
case REQ_ENV_TXN_CHECKPOINT: |
707 |
req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2); |
708 |
break; |
709 |
|
710 |
case REQ_ENV_LOCK_DETECT: |
711 |
req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1); |
712 |
break; |
713 |
|
714 |
case REQ_ENV_MEMP_SYNC: |
715 |
req->result = req->env->memp_sync (req->env, 0); |
716 |
break; |
717 |
|
718 |
case REQ_ENV_MEMP_TRICKLE: |
719 |
req->result = req->env->memp_trickle (req->env, req->int1, &req->int2); |
720 |
break; |
721 |
|
722 |
case REQ_DB_OPEN: |
723 |
req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2); |
724 |
break; |
725 |
|
726 |
case REQ_DB_CLOSE: |
727 |
req->result = req->db->close (req->db, req->uint1); |
728 |
break; |
729 |
|
730 |
case REQ_DB_COMPACT: |
731 |
req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0); |
732 |
break; |
733 |
|
734 |
case REQ_DB_SYNC: |
735 |
req->result = req->db->sync (req->db, req->uint1); |
736 |
break; |
737 |
|
738 |
case REQ_DB_PUT: |
739 |
req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1); |
740 |
break; |
741 |
|
742 |
case REQ_DB_GET: |
743 |
req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1); |
744 |
break; |
745 |
|
746 |
case REQ_DB_PGET: |
747 |
req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1); |
748 |
break; |
749 |
|
750 |
case REQ_DB_DEL: |
751 |
req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1); |
752 |
break; |
753 |
|
754 |
case REQ_DB_KEY_RANGE: |
755 |
req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1); |
756 |
break; |
757 |
|
758 |
case REQ_TXN_COMMIT: |
759 |
req->result = req->txn->commit (req->txn, req->uint1); |
760 |
break; |
761 |
|
762 |
case REQ_TXN_ABORT: |
763 |
req->result = req->txn->abort (req->txn); |
764 |
break; |
765 |
|
766 |
case REQ_TXN_FINISH: |
767 |
if (req->txn->flags & TXN_DEADLOCK) |
768 |
{ |
769 |
req->result = req->txn->abort (req->txn); |
770 |
if (!req->result) |
771 |
req->result = DB_LOCK_DEADLOCK; |
772 |
} |
773 |
else |
774 |
req->result = req->txn->commit (req->txn, req->uint1); |
775 |
break; |
776 |
|
777 |
case REQ_C_CLOSE: |
778 |
req->result = req->dbc->c_close (req->dbc); |
779 |
break; |
780 |
|
781 |
case REQ_C_COUNT: |
782 |
{ |
783 |
db_recno_t recno; |
784 |
req->result = req->dbc->c_count (req->dbc, &recno, req->uint1); |
785 |
req->uv1 = recno; |
786 |
} |
787 |
break; |
788 |
|
789 |
case REQ_C_PUT: |
790 |
req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1); |
791 |
break; |
792 |
|
793 |
case REQ_C_GET: |
794 |
req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1); |
795 |
break; |
796 |
|
797 |
case REQ_C_PGET: |
798 |
req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1); |
799 |
break; |
800 |
|
801 |
case REQ_C_DEL: |
802 |
req->result = req->dbc->c_del (req->dbc, req->uint1); |
803 |
break; |
804 |
|
805 |
case REQ_SEQ_OPEN: |
806 |
req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1); |
807 |
break; |
808 |
|
809 |
case REQ_SEQ_CLOSE: |
810 |
req->result = req->seq->close (req->seq, req->uint1); |
811 |
break; |
812 |
|
813 |
case REQ_SEQ_GET: |
814 |
req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1); |
815 |
break; |
816 |
|
817 |
case REQ_SEQ_REMOVE: |
818 |
req->result = req->seq->remove (req->seq, req->txn, req->uint1); |
819 |
break; |
820 |
|
821 |
default: |
822 |
req->result = ENOSYS; |
823 |
break; |
824 |
} |
825 |
|
826 |
if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED)) |
827 |
req->txn->flags |= TXN_DEADLOCK; |
828 |
|
829 |
X_LOCK (reslock); |
830 |
|
831 |
++npending; |
832 |
|
833 |
if (!reqq_push (&res_queue, req)) |
834 |
/* write a dummy byte to the pipe so fh becomes ready */ |
835 |
respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
836 |
|
837 |
self->req = 0; |
838 |
worker_clear (self); |
839 |
|
840 |
X_UNLOCK (reslock); |
841 |
} |
842 |
|
843 |
quit: |
844 |
X_LOCK (wrklock); |
845 |
worker_free (self); |
846 |
X_UNLOCK (wrklock); |
847 |
|
848 |
return 0; |
849 |
} |
850 |
|
851 |
/*****************************************************************************/ |
852 |
|
853 |
static void atfork_prepare (void) |
854 |
{ |
855 |
X_LOCK (wrklock); |
856 |
X_LOCK (reqlock); |
857 |
X_LOCK (reslock); |
858 |
} |
859 |
|
860 |
static void atfork_parent (void) |
861 |
{ |
862 |
X_UNLOCK (reslock); |
863 |
X_UNLOCK (reqlock); |
864 |
X_UNLOCK (wrklock); |
865 |
} |
866 |
|
867 |
static void atfork_child (void) |
868 |
{ |
869 |
aio_req prv; |
870 |
|
871 |
while (prv = reqq_shift (&req_queue)) |
872 |
req_free (prv); |
873 |
|
874 |
while (prv = reqq_shift (&res_queue)) |
875 |
req_free (prv); |
876 |
|
877 |
while (wrk_first.next != &wrk_first) |
878 |
{ |
879 |
worker *wrk = wrk_first.next; |
880 |
|
881 |
if (wrk->req) |
882 |
req_free (wrk->req); |
883 |
|
884 |
worker_clear (wrk); |
885 |
worker_free (wrk); |
886 |
} |
887 |
|
888 |
started = 0; |
889 |
idle = 0; |
890 |
nreqs = 0; |
891 |
nready = 0; |
892 |
npending = 0; |
893 |
|
894 |
create_respipe (); |
895 |
|
896 |
atfork_parent (); |
897 |
} |
898 |
|
899 |
#define dREQ(reqtype) \ |
900 |
aio_req req; \ |
901 |
int req_pri = next_pri; \ |
902 |
next_pri = DEFAULT_PRI + PRI_BIAS; \ |
903 |
\ |
904 |
if (SvOK (callback) && !SvROK (callback)) \ |
905 |
croak ("callback must be undef or of reference type"); \ |
906 |
\ |
907 |
Newz (0, req, 1, aio_cb); \ |
908 |
if (!req) \ |
909 |
croak ("out of memory during aio_req allocation"); \ |
910 |
\ |
911 |
req->callback = newSVsv (callback); \ |
912 |
req->type = (reqtype); \ |
913 |
req->pri = req_pri |
914 |
|
915 |
#define REQ_SEND \ |
916 |
req_send (req) |
917 |
|
918 |
#define SvPTR(var, arg, type, class, nullok) \ |
919 |
if (!SvOK (arg)) \ |
920 |
{ \ |
921 |
if (!nullok) \ |
922 |
croak (# var " must be a " # class " object, not undef"); \ |
923 |
\ |
924 |
(var) = 0; \ |
925 |
} \ |
926 |
else if (sv_derived_from ((arg), # class)) \ |
927 |
{ \ |
928 |
IV tmp = SvIV ((SV*) SvRV (arg)); \ |
929 |
(var) = INT2PTR (type, tmp); \ |
930 |
if (!var) \ |
931 |
croak (# var " is not a valid " # class " object anymore"); \ |
932 |
} \ |
933 |
else \ |
934 |
croak (# var " is not of type " # class); \ |
935 |
\ |
936 |
|
937 |
static void |
938 |
ptr_nuke (SV *sv) |
939 |
{ |
940 |
assert (SvROK (sv)); |
941 |
sv_setiv (SvRV (sv), 0); |
942 |
} |
943 |
|
944 |
MODULE = BDB PACKAGE = BDB |
945 |
|
946 |
PROTOTYPES: ENABLE |
947 |
|
948 |
BOOT: |
949 |
{ |
950 |
HV *stash = gv_stashpv ("BDB", 1); |
951 |
|
952 |
static const struct { |
953 |
const char *name; |
954 |
IV iv; |
955 |
} *civ, const_iv[] = { |
956 |
#define const_iv(name) { # name, (IV)DB_ ## name }, |
957 |
const_iv (RPCCLIENT) |
958 |
const_iv (INIT_CDB) |
959 |
const_iv (INIT_LOCK) |
960 |
const_iv (INIT_LOG) |
961 |
const_iv (INIT_MPOOL) |
962 |
const_iv (INIT_REP) |
963 |
const_iv (INIT_TXN) |
964 |
const_iv (RECOVER) |
965 |
const_iv (INIT_TXN) |
966 |
const_iv (RECOVER_FATAL) |
967 |
const_iv (CREATE) |
968 |
const_iv (RDONLY) |
969 |
const_iv (USE_ENVIRON) |
970 |
const_iv (USE_ENVIRON_ROOT) |
971 |
const_iv (LOCKDOWN) |
972 |
const_iv (PRIVATE) |
973 |
const_iv (REGISTER) |
974 |
const_iv (SYSTEM_MEM) |
975 |
const_iv (AUTO_COMMIT) |
976 |
const_iv (CDB_ALLDB) |
977 |
const_iv (DIRECT_DB) |
978 |
const_iv (DIRECT_LOG) |
979 |
const_iv (DSYNC_DB) |
980 |
const_iv (DSYNC_LOG) |
981 |
const_iv (LOG_AUTOREMOVE) |
982 |
const_iv (LOG_INMEMORY) |
983 |
const_iv (NOLOCKING) |
984 |
const_iv (NOMMAP) |
985 |
const_iv (NOPANIC) |
986 |
const_iv (OVERWRITE) |
987 |
const_iv (PANIC_ENVIRONMENT) |
988 |
const_iv (REGION_INIT) |
989 |
const_iv (TIME_NOTGRANTED) |
990 |
const_iv (TXN_NOSYNC) |
991 |
const_iv (TXN_NOT_DURABLE) |
992 |
const_iv (TXN_WRITE_NOSYNC) |
993 |
const_iv (WRITECURSOR) |
994 |
const_iv (YIELDCPU) |
995 |
const_iv (ENCRYPT_AES) |
996 |
const_iv (XA_CREATE) |
997 |
const_iv (BTREE) |
998 |
const_iv (HASH) |
999 |
const_iv (QUEUE) |
1000 |
const_iv (RECNO) |
1001 |
const_iv (UNKNOWN) |
1002 |
const_iv (EXCL) |
1003 |
const_iv (READ_COMMITTED) |
1004 |
const_iv (READ_UNCOMMITTED) |
1005 |
const_iv (TRUNCATE) |
1006 |
const_iv (NOSYNC) |
1007 |
const_iv (CHKSUM) |
1008 |
const_iv (ENCRYPT) |
1009 |
const_iv (DUP) |
1010 |
const_iv (DUPSORT) |
1011 |
const_iv (RECNUM) |
1012 |
const_iv (RENUMBER) |
1013 |
const_iv (REVSPLITOFF) |
1014 |
const_iv (INORDER) |
1015 |
const_iv (CONSUME) |
1016 |
const_iv (CONSUME_WAIT) |
1017 |
const_iv (GET_BOTH) |
1018 |
const_iv (GET_BOTH_RANGE) |
1019 |
//const_iv (SET_RECNO) |
1020 |
//const_iv (MULTIPLE) |
1021 |
const_iv (SNAPSHOT) |
1022 |
const_iv (JOIN_ITEM) |
1023 |
const_iv (RMW) |
1024 |
|
1025 |
const_iv (NOTFOUND) |
1026 |
const_iv (KEYEMPTY) |
1027 |
const_iv (LOCK_DEADLOCK) |
1028 |
const_iv (LOCK_NOTGRANTED) |
1029 |
const_iv (RUNRECOVERY) |
1030 |
const_iv (OLD_VERSION) |
1031 |
const_iv (REP_HANDLE_DEAD) |
1032 |
const_iv (REP_LOCKOUT) |
1033 |
const_iv (SECONDARY_BAD) |
1034 |
|
1035 |
const_iv (FREE_SPACE) |
1036 |
const_iv (FREELIST_ONLY) |
1037 |
|
1038 |
const_iv (APPEND) |
1039 |
const_iv (NODUPDATA) |
1040 |
const_iv (NOOVERWRITE) |
1041 |
|
1042 |
const_iv (TXN_NOWAIT) |
1043 |
const_iv (TXN_SYNC) |
1044 |
|
1045 |
const_iv (SET_LOCK_TIMEOUT) |
1046 |
const_iv (SET_TXN_TIMEOUT) |
1047 |
|
1048 |
const_iv (JOIN_ITEM) |
1049 |
const_iv (FIRST) |
1050 |
const_iv (NEXT) |
1051 |
const_iv (NEXT_DUP) |
1052 |
const_iv (NEXT_NODUP) |
1053 |
const_iv (PREV) |
1054 |
const_iv (PREV_NODUP) |
1055 |
const_iv (SET) |
1056 |
const_iv (SET_RANGE) |
1057 |
const_iv (LAST) |
1058 |
const_iv (BEFORE) |
1059 |
const_iv (AFTER) |
1060 |
const_iv (CURRENT) |
1061 |
const_iv (KEYFIRST) |
1062 |
const_iv (KEYLAST) |
1063 |
const_iv (NODUPDATA) |
1064 |
|
1065 |
const_iv (FORCE) |
1066 |
|
1067 |
const_iv (LOCK_DEFAULT) |
1068 |
const_iv (LOCK_EXPIRE) |
1069 |
const_iv (LOCK_MAXLOCKS) |
1070 |
const_iv (LOCK_MAXWRITE) |
1071 |
const_iv (LOCK_MINLOCKS) |
1072 |
const_iv (LOCK_MINWRITE) |
1073 |
const_iv (LOCK_OLDEST) |
1074 |
const_iv (LOCK_RANDOM) |
1075 |
const_iv (LOCK_YOUNGEST) |
1076 |
|
1077 |
const_iv (SEQ_DEC) |
1078 |
const_iv (SEQ_INC) |
1079 |
const_iv (SEQ_WRAP) |
1080 |
|
1081 |
const_iv (BUFFER_SMALL) |
1082 |
const_iv (DONOTINDEX) |
1083 |
const_iv (KEYEMPTY ) |
1084 |
const_iv (KEYEXIST ) |
1085 |
const_iv (LOCK_DEADLOCK) |
1086 |
const_iv (LOCK_NOTGRANTED) |
1087 |
const_iv (LOG_BUFFER_FULL) |
1088 |
const_iv (NOSERVER) |
1089 |
const_iv (NOSERVER_HOME) |
1090 |
const_iv (NOSERVER_ID) |
1091 |
const_iv (NOTFOUND) |
1092 |
const_iv (OLD_VERSION) |
1093 |
const_iv (PAGE_NOTFOUND) |
1094 |
const_iv (REP_DUPMASTER) |
1095 |
const_iv (REP_HANDLE_DEAD) |
1096 |
const_iv (REP_HOLDELECTION) |
1097 |
const_iv (REP_IGNORE) |
1098 |
const_iv (REP_ISPERM) |
1099 |
const_iv (REP_JOIN_FAILURE) |
1100 |
const_iv (REP_LOCKOUT) |
1101 |
const_iv (REP_NEWMASTER) |
1102 |
const_iv (REP_NEWSITE) |
1103 |
const_iv (REP_NOTPERM) |
1104 |
const_iv (REP_UNAVAIL) |
1105 |
const_iv (RUNRECOVERY) |
1106 |
const_iv (SECONDARY_BAD) |
1107 |
const_iv (VERIFY_BAD) |
1108 |
const_iv (VERSION_MISMATCH) |
1109 |
|
1110 |
const_iv (VERB_DEADLOCK) |
1111 |
const_iv (VERB_RECOVERY) |
1112 |
const_iv (VERB_REGISTER) |
1113 |
const_iv (VERB_REPLICATION) |
1114 |
const_iv (VERB_WAITSFOR) |
1115 |
|
1116 |
const_iv (VERSION_MAJOR) |
1117 |
const_iv (VERSION_MINOR) |
1118 |
const_iv (VERSION_PATCH) |
1119 |
#if DB_VERSION_MINOR >= 5 |
1120 |
const_iv (MULTIVERSION) |
1121 |
const_iv (TXN_SNAPSHOT) |
1122 |
#endif |
1123 |
#if DB_VERSION_MINOR >= 6 |
1124 |
const_iv (PREV_DUP) |
1125 |
# if 0 |
1126 |
const_iv (PRIORITY_UNCHANGED) |
1127 |
const_iv (PRIORITY_VERY_LOW) |
1128 |
const_iv (PRIORITY_LOW) |
1129 |
const_iv (PRIORITY_DEFAULT) |
1130 |
const_iv (PRIORITY_HIGH) |
1131 |
const_iv (PRIORITY_VERY_HIGH) |
1132 |
# endif |
1133 |
#endif |
1134 |
}; |
1135 |
|
1136 |
for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
1137 |
newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
1138 |
|
1139 |
newCONSTSUB (stash, "DB_VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1)); |
1140 |
newCONSTSUB (stash, "DB_VERSION_STRING", newSVpv (DB_VERSION_STRING, 0)); |
1141 |
|
1142 |
create_respipe (); |
1143 |
|
1144 |
X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child); |
1145 |
#ifdef _WIN32 |
1146 |
X_MUTEX_CHECK (wrklock); |
1147 |
X_MUTEX_CHECK (reslock); |
1148 |
X_MUTEX_CHECK (reqlock); |
1149 |
|
1150 |
X_COND_CHECK (reqwait); |
1151 |
#endif |
1152 |
} |
1153 |
|
1154 |
void |
1155 |
max_poll_reqs (int nreqs) |
1156 |
PROTOTYPE: $ |
1157 |
CODE: |
1158 |
max_poll_reqs = nreqs; |
1159 |
|
1160 |
void |
1161 |
max_poll_time (double nseconds) |
1162 |
PROTOTYPE: $ |
1163 |
CODE: |
1164 |
max_poll_time = nseconds * AIO_TICKS; |
1165 |
|
1166 |
void |
1167 |
min_parallel (int nthreads) |
1168 |
PROTOTYPE: $ |
1169 |
|
1170 |
void |
1171 |
max_parallel (int nthreads) |
1172 |
PROTOTYPE: $ |
1173 |
|
1174 |
void |
1175 |
max_idle (int nthreads) |
1176 |
PROTOTYPE: $ |
1177 |
CODE: |
1178 |
set_max_idle (nthreads); |
1179 |
|
1180 |
int |
1181 |
max_outstanding (int maxreqs) |
1182 |
PROTOTYPE: $ |
1183 |
CODE: |
1184 |
RETVAL = max_outstanding; |
1185 |
max_outstanding = maxreqs; |
1186 |
OUTPUT: |
1187 |
RETVAL |
1188 |
|
1189 |
int |
1190 |
dbreq_pri (int pri = 0) |
1191 |
PROTOTYPE: ;$ |
1192 |
CODE: |
1193 |
RETVAL = next_pri - PRI_BIAS; |
1194 |
if (items > 0) |
1195 |
{ |
1196 |
if (pri < PRI_MIN) pri = PRI_MIN; |
1197 |
if (pri > PRI_MAX) pri = PRI_MAX; |
1198 |
next_pri = pri + PRI_BIAS; |
1199 |
} |
1200 |
OUTPUT: |
1201 |
RETVAL |
1202 |
|
1203 |
void |
1204 |
dbreq_nice (int nice = 0) |
1205 |
CODE: |
1206 |
nice = next_pri - nice; |
1207 |
if (nice < PRI_MIN) nice = PRI_MIN; |
1208 |
if (nice > PRI_MAX) nice = PRI_MAX; |
1209 |
next_pri = nice + PRI_BIAS; |
1210 |
|
1211 |
void |
1212 |
flush () |
1213 |
PROTOTYPE: |
1214 |
CODE: |
1215 |
while (nreqs) |
1216 |
{ |
1217 |
poll_wait (); |
1218 |
poll_cb (); |
1219 |
} |
1220 |
|
1221 |
int |
1222 |
poll () |
1223 |
PROTOTYPE: |
1224 |
CODE: |
1225 |
poll_wait (); |
1226 |
RETVAL = poll_cb (); |
1227 |
OUTPUT: |
1228 |
RETVAL |
1229 |
|
1230 |
int |
1231 |
poll_fileno () |
1232 |
PROTOTYPE: |
1233 |
CODE: |
1234 |
RETVAL = respipe [0]; |
1235 |
OUTPUT: |
1236 |
RETVAL |
1237 |
|
1238 |
int |
1239 |
poll_cb (...) |
1240 |
PROTOTYPE: |
1241 |
CODE: |
1242 |
RETVAL = poll_cb (); |
1243 |
OUTPUT: |
1244 |
RETVAL |
1245 |
|
1246 |
void |
1247 |
poll_wait () |
1248 |
PROTOTYPE: |
1249 |
CODE: |
1250 |
poll_wait (); |
1251 |
|
1252 |
int |
1253 |
nreqs () |
1254 |
PROTOTYPE: |
1255 |
CODE: |
1256 |
RETVAL = nreqs; |
1257 |
OUTPUT: |
1258 |
RETVAL |
1259 |
|
1260 |
int |
1261 |
nready () |
1262 |
PROTOTYPE: |
1263 |
CODE: |
1264 |
RETVAL = get_nready (); |
1265 |
OUTPUT: |
1266 |
RETVAL |
1267 |
|
1268 |
int |
1269 |
npending () |
1270 |
PROTOTYPE: |
1271 |
CODE: |
1272 |
RETVAL = get_npending (); |
1273 |
OUTPUT: |
1274 |
RETVAL |
1275 |
|
1276 |
int |
1277 |
nthreads () |
1278 |
PROTOTYPE: |
1279 |
CODE: |
1280 |
if (WORDACCESS_UNSAFE) X_LOCK (wrklock); |
1281 |
RETVAL = started; |
1282 |
if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); |
1283 |
OUTPUT: |
1284 |
RETVAL |
1285 |
|
1286 |
void |
1287 |
set_sync_prepare (SV *cb) |
1288 |
PROTOTYPE: & |
1289 |
CODE: |
1290 |
SvREFCNT_dec (prepare_cb); |
1291 |
prepare_cb = newSVsv (cb); |
1292 |
|
1293 |
char * |
1294 |
strerror (int errorno = errno) |
1295 |
PROTOTYPE: ;$ |
1296 |
CODE: |
1297 |
RETVAL = db_strerror (errorno); |
1298 |
OUTPUT: |
1299 |
RETVAL |
1300 |
|
1301 |
DB_ENV * |
1302 |
db_env_create (U32 env_flags = 0) |
1303 |
CODE: |
1304 |
{ |
1305 |
errno = db_env_create (&RETVAL, env_flags); |
1306 |
if (errno) |
1307 |
croak ("db_env_create: %s", db_strerror (errno)); |
1308 |
|
1309 |
if (0) |
1310 |
{ |
1311 |
RETVAL->set_errcall (RETVAL, debug_errcall); |
1312 |
RETVAL->set_msgcall (RETVAL, debug_msgcall); |
1313 |
} |
1314 |
} |
1315 |
OUTPUT: |
1316 |
RETVAL |
1317 |
|
1318 |
void |
1319 |
db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) |
1320 |
CODE: |
1321 |
{ |
1322 |
dREQ (REQ_ENV_OPEN); |
1323 |
|
1324 |
env->set_thread_count (env, wanted + 2); |
1325 |
|
1326 |
req->env = env; |
1327 |
req->uint1 = open_flags | DB_THREAD; |
1328 |
req->int1 = mode; |
1329 |
req->buf1 = strdup_ornull (db_home); |
1330 |
REQ_SEND; |
1331 |
} |
1332 |
|
1333 |
void |
1334 |
db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef) |
1335 |
CODE: |
1336 |
{ |
1337 |
dREQ (REQ_ENV_CLOSE); |
1338 |
req->env = env; |
1339 |
req->uint1 = flags; |
1340 |
REQ_SEND; |
1341 |
ptr_nuke (ST (0)); |
1342 |
} |
1343 |
|
1344 |
void |
1345 |
db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef) |
1346 |
CODE: |
1347 |
{ |
1348 |
dREQ (REQ_ENV_TXN_CHECKPOINT); |
1349 |
req->env = env; |
1350 |
req->uint1 = kbyte; |
1351 |
req->int1 = min; |
1352 |
req->uint2 = flags; |
1353 |
REQ_SEND; |
1354 |
} |
1355 |
|
1356 |
void |
1357 |
db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef) |
1358 |
CODE: |
1359 |
{ |
1360 |
dREQ (REQ_ENV_LOCK_DETECT); |
1361 |
req->env = env; |
1362 |
req->uint1 = flags; |
1363 |
req->uint2 = atype; |
1364 |
REQ_SEND; |
1365 |
} |
1366 |
|
1367 |
void |
1368 |
db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef) |
1369 |
CODE: |
1370 |
{ |
1371 |
dREQ (REQ_ENV_MEMP_SYNC); |
1372 |
req->env = env; |
1373 |
REQ_SEND; |
1374 |
} |
1375 |
|
1376 |
void |
1377 |
db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef) |
1378 |
CODE: |
1379 |
{ |
1380 |
dREQ (REQ_ENV_MEMP_TRICKLE); |
1381 |
req->env = env; |
1382 |
req->int1 = percent; |
1383 |
REQ_SEND; |
1384 |
} |
1385 |
|
1386 |
|
1387 |
DB * |
1388 |
db_create (DB_ENV *env = 0, U32 flags = 0) |
1389 |
CODE: |
1390 |
{ |
1391 |
errno = db_create (&RETVAL, env, flags); |
1392 |
if (errno) |
1393 |
croak ("db_create: %s", db_strerror (errno)); |
1394 |
|
1395 |
if (RETVAL) |
1396 |
RETVAL->app_private = (void *)newSVsv (ST (0)); |
1397 |
} |
1398 |
OUTPUT: |
1399 |
RETVAL |
1400 |
|
1401 |
void |
1402 |
db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef) |
1403 |
CODE: |
1404 |
{ |
1405 |
dREQ (REQ_DB_OPEN); |
1406 |
req->db = db; |
1407 |
req->txn = txnid; |
1408 |
req->buf1 = strdup_ornull (file); |
1409 |
req->buf2 = strdup_ornull (database); |
1410 |
req->int1 = type; |
1411 |
req->uint1 = flags | DB_THREAD; |
1412 |
req->int2 = mode; |
1413 |
REQ_SEND; |
1414 |
} |
1415 |
|
1416 |
void |
1417 |
db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) |
1418 |
CODE: |
1419 |
{ |
1420 |
dREQ (REQ_DB_CLOSE); |
1421 |
req->db = db; |
1422 |
req->uint1 = flags; |
1423 |
req->sv1 = (SV *)db->app_private; |
1424 |
REQ_SEND; |
1425 |
ptr_nuke (ST (0)); |
1426 |
} |
1427 |
|
1428 |
void |
1429 |
db_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) |
1430 |
CODE: |
1431 |
{ |
1432 |
dREQ (REQ_DB_COMPACT); |
1433 |
req->db = db; |
1434 |
req->txn = txn; |
1435 |
sv_to_dbt (&req->dbt1, start); |
1436 |
sv_to_dbt (&req->dbt2, stop); |
1437 |
req->uint1 = flags; |
1438 |
REQ_SEND; |
1439 |
} |
1440 |
|
1441 |
void |
1442 |
db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) |
1443 |
CODE: |
1444 |
{ |
1445 |
dREQ (REQ_DB_SYNC); |
1446 |
req->db = db; |
1447 |
req->uint1 = flags; |
1448 |
REQ_SEND; |
1449 |
} |
1450 |
|
1451 |
void |
1452 |
db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef) |
1453 |
CODE: |
1454 |
{ |
1455 |
dREQ (REQ_DB_KEY_RANGE); |
1456 |
req->db = db; |
1457 |
req->txn = txn; |
1458 |
sv_to_dbt (&req->dbt1, key); |
1459 |
req->uint1 = flags; |
1460 |
req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range); |
1461 |
REQ_SEND; |
1462 |
} |
1463 |
|
1464 |
void |
1465 |
db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
1466 |
CODE: |
1467 |
{ |
1468 |
dREQ (REQ_DB_PUT); |
1469 |
req->db = db; |
1470 |
req->txn = txn; |
1471 |
sv_to_dbt (&req->dbt1, key); |
1472 |
sv_to_dbt (&req->dbt2, data); |
1473 |
req->uint1 = flags; |
1474 |
REQ_SEND; |
1475 |
} |
1476 |
|
1477 |
void |
1478 |
db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
1479 |
CODE: |
1480 |
{ |
1481 |
dREQ (REQ_DB_GET); |
1482 |
req->db = db; |
1483 |
req->txn = txn; |
1484 |
req->uint1 = flags; |
1485 |
sv_to_dbt (&req->dbt1, key); |
1486 |
req->dbt3.flags = DB_DBT_MALLOC; |
1487 |
req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); |
1488 |
REQ_SEND; |
1489 |
} |
1490 |
|
1491 |
void |
1492 |
db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
1493 |
CODE: |
1494 |
{ |
1495 |
dREQ (REQ_DB_PGET); |
1496 |
req->db = db; |
1497 |
req->txn = txn; |
1498 |
req->uint1 = flags; |
1499 |
sv_to_dbt (&req->dbt1, key); |
1500 |
sv_to_dbt (&req->dbt2, pkey); |
1501 |
req->dbt3.flags = DB_DBT_MALLOC; |
1502 |
req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); |
1503 |
REQ_SEND; |
1504 |
} |
1505 |
|
1506 |
void |
1507 |
db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) |
1508 |
CODE: |
1509 |
{ |
1510 |
dREQ (REQ_DB_DEL); |
1511 |
req->db = db; |
1512 |
req->txn = txn; |
1513 |
req->uint1 = flags; |
1514 |
sv_to_dbt (&req->dbt1, key); |
1515 |
REQ_SEND; |
1516 |
} |
1517 |
|
1518 |
void |
1519 |
db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef) |
1520 |
CODE: |
1521 |
{ |
1522 |
dREQ (REQ_TXN_COMMIT); |
1523 |
req->txn = txn; |
1524 |
req->uint1 = flags; |
1525 |
REQ_SEND; |
1526 |
ptr_nuke (ST (0)); |
1527 |
} |
1528 |
|
1529 |
void |
1530 |
db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef) |
1531 |
CODE: |
1532 |
{ |
1533 |
dREQ (REQ_TXN_ABORT); |
1534 |
req->txn = txn; |
1535 |
REQ_SEND; |
1536 |
ptr_nuke (ST (0)); |
1537 |
} |
1538 |
|
1539 |
void |
1540 |
db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef) |
1541 |
CODE: |
1542 |
{ |
1543 |
dREQ (REQ_TXN_FINISH); |
1544 |
req->txn = txn; |
1545 |
req->uint1 = flags; |
1546 |
REQ_SEND; |
1547 |
ptr_nuke (ST (0)); |
1548 |
} |
1549 |
|
1550 |
void |
1551 |
db_c_close (DBC *dbc, SV *callback = &PL_sv_undef) |
1552 |
CODE: |
1553 |
{ |
1554 |
dREQ (REQ_C_CLOSE); |
1555 |
req->dbc = dbc; |
1556 |
REQ_SEND; |
1557 |
ptr_nuke (ST (0)); |
1558 |
} |
1559 |
|
1560 |
void |
1561 |
db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef) |
1562 |
CODE: |
1563 |
{ |
1564 |
dREQ (REQ_C_COUNT); |
1565 |
req->dbc = dbc; |
1566 |
req->sv1 = SvREFCNT_inc (count); |
1567 |
REQ_SEND; |
1568 |
} |
1569 |
|
1570 |
void |
1571 |
db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
1572 |
CODE: |
1573 |
{ |
1574 |
dREQ (REQ_C_PUT); |
1575 |
req->dbc = dbc; |
1576 |
sv_to_dbt (&req->dbt1, key); |
1577 |
sv_to_dbt (&req->dbt2, data); |
1578 |
req->uint1 = flags; |
1579 |
REQ_SEND; |
1580 |
} |
1581 |
|
1582 |
void |
1583 |
db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
1584 |
CODE: |
1585 |
{ |
1586 |
dREQ (REQ_C_GET); |
1587 |
req->dbc = dbc; |
1588 |
req->uint1 = flags; |
1589 |
if ((flags & DB_SET) == DB_SET |
1590 |
|| (flags & DB_SET_RANGE) == DB_SET_RANGE) |
1591 |
sv_to_dbt (&req->dbt1, key); |
1592 |
else |
1593 |
req->dbt1.flags = DB_DBT_MALLOC; |
1594 |
|
1595 |
req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); |
1596 |
|
1597 |
if ((flags & DB_GET_BOTH) == DB_GET_BOTH |
1598 |
|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE) |
1599 |
sv_to_dbt (&req->dbt3, data); |
1600 |
else |
1601 |
req->dbt3.flags = DB_DBT_MALLOC; |
1602 |
|
1603 |
req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); |
1604 |
REQ_SEND; |
1605 |
} |
1606 |
|
1607 |
void |
1608 |
db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
1609 |
CODE: |
1610 |
{ |
1611 |
dREQ (REQ_C_PGET); |
1612 |
req->dbc = dbc; |
1613 |
req->uint1 = flags; |
1614 |
if ((flags & DB_SET) == DB_SET |
1615 |
|| (flags & DB_SET_RANGE) == DB_SET_RANGE) |
1616 |
sv_to_dbt (&req->dbt1, key); |
1617 |
else |
1618 |
req->dbt1.flags = DB_DBT_MALLOC; |
1619 |
|
1620 |
req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); |
1621 |
|
1622 |
req->dbt2.flags = DB_DBT_MALLOC; |
1623 |
req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey); |
1624 |
|
1625 |
if ((flags & DB_GET_BOTH) == DB_GET_BOTH |
1626 |
|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE) |
1627 |
sv_to_dbt (&req->dbt3, data); |
1628 |
else |
1629 |
req->dbt3.flags = DB_DBT_MALLOC; |
1630 |
|
1631 |
req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); |
1632 |
REQ_SEND; |
1633 |
} |
1634 |
|
1635 |
void |
1636 |
db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef) |
1637 |
CODE: |
1638 |
{ |
1639 |
dREQ (REQ_C_DEL); |
1640 |
req->dbc = dbc; |
1641 |
req->uint1 = flags; |
1642 |
REQ_SEND; |
1643 |
} |
1644 |
|
1645 |
|
1646 |
void |
1647 |
db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) |
1648 |
CODE: |
1649 |
{ |
1650 |
dREQ (REQ_SEQ_OPEN); |
1651 |
req->seq = seq; |
1652 |
req->txn = txnid; |
1653 |
req->uint1 = flags | DB_THREAD; |
1654 |
sv_to_dbt (&req->dbt1, key); |
1655 |
REQ_SEND; |
1656 |
} |
1657 |
|
1658 |
void |
1659 |
db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef) |
1660 |
CODE: |
1661 |
{ |
1662 |
dREQ (REQ_SEQ_CLOSE); |
1663 |
req->seq = seq; |
1664 |
req->uint1 = flags; |
1665 |
REQ_SEND; |
1666 |
ptr_nuke (ST (0)); |
1667 |
} |
1668 |
|
1669 |
void |
1670 |
db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = &PL_sv_undef) |
1671 |
CODE: |
1672 |
{ |
1673 |
dREQ (REQ_SEQ_GET); |
1674 |
req->seq = seq; |
1675 |
req->txn = txnid; |
1676 |
req->int1 = delta; |
1677 |
req->uint1 = flags; |
1678 |
req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value); |
1679 |
REQ_SEND; |
1680 |
} |
1681 |
|
1682 |
void |
1683 |
db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef) |
1684 |
CODE: |
1685 |
{ |
1686 |
dREQ (REQ_SEQ_REMOVE); |
1687 |
req->seq = seq; |
1688 |
req->txn = txnid; |
1689 |
req->uint1 = flags; |
1690 |
REQ_SEND; |
1691 |
} |
1692 |
|
1693 |
|
1694 |
MODULE = BDB PACKAGE = BDB::Env |
1695 |
|
1696 |
void |
1697 |
DESTROY (DB_ENV_ornull *env) |
1698 |
CODE: |
1699 |
if (env) |
1700 |
env->close (env, 0); |
1701 |
|
1702 |
int set_data_dir (DB_ENV *env, const char *dir) |
1703 |
CODE: |
1704 |
RETVAL = env->set_data_dir (env, dir); |
1705 |
OUTPUT: |
1706 |
RETVAL |
1707 |
|
1708 |
int set_tmp_dir (DB_ENV *env, const char *dir) |
1709 |
CODE: |
1710 |
RETVAL = env->set_tmp_dir (env, dir); |
1711 |
OUTPUT: |
1712 |
RETVAL |
1713 |
|
1714 |
int set_lg_dir (DB_ENV *env, const char *dir) |
1715 |
CODE: |
1716 |
RETVAL = env->set_lg_dir (env, dir); |
1717 |
OUTPUT: |
1718 |
RETVAL |
1719 |
|
1720 |
int set_shm_key (DB_ENV *env, long shm_key) |
1721 |
CODE: |
1722 |
RETVAL = env->set_shm_key (env, shm_key); |
1723 |
OUTPUT: |
1724 |
RETVAL |
1725 |
|
1726 |
int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0) |
1727 |
CODE: |
1728 |
RETVAL = env->set_cachesize (env, gbytes, bytes, ncache); |
1729 |
OUTPUT: |
1730 |
RETVAL |
1731 |
|
1732 |
int set_flags (DB_ENV *env, U32 flags, int onoff) |
1733 |
CODE: |
1734 |
RETVAL = env->set_flags (env, flags, onoff); |
1735 |
OUTPUT: |
1736 |
RETVAL |
1737 |
|
1738 |
void set_errfile (DB_ENV *env, FILE *errfile = 0) |
1739 |
CODE: |
1740 |
env->set_errfile (env, errfile); |
1741 |
|
1742 |
void set_msgfile (DB_ENV *env, FILE *msgfile = 0) |
1743 |
CODE: |
1744 |
env->set_msgfile (env, msgfile); |
1745 |
|
1746 |
int set_verbose (DB_ENV *env, U32 which, int onoff = 1) |
1747 |
CODE: |
1748 |
RETVAL = env->set_verbose (env, which, onoff); |
1749 |
OUTPUT: |
1750 |
RETVAL |
1751 |
|
1752 |
int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) |
1753 |
CODE: |
1754 |
RETVAL = env->set_encrypt (env, password, flags); |
1755 |
OUTPUT: |
1756 |
RETVAL |
1757 |
|
1758 |
int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) |
1759 |
CODE: |
1760 |
RETVAL = env->set_timeout (env, timeout * 1000000, flags); |
1761 |
OUTPUT: |
1762 |
RETVAL |
1763 |
|
1764 |
int set_mp_max_openfd (DB_ENV *env, int maxopenfd); |
1765 |
CODE: |
1766 |
RETVAL = env->set_mp_max_openfd (env, maxopenfd); |
1767 |
OUTPUT: |
1768 |
RETVAL |
1769 |
|
1770 |
int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep); |
1771 |
CODE: |
1772 |
RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep); |
1773 |
OUTPUT: |
1774 |
RETVAL |
1775 |
|
1776 |
int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb) |
1777 |
CODE: |
1778 |
RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20); |
1779 |
OUTPUT: |
1780 |
RETVAL |
1781 |
|
1782 |
int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT) |
1783 |
CODE: |
1784 |
RETVAL = env->set_lk_detect (env, detect); |
1785 |
OUTPUT: |
1786 |
RETVAL |
1787 |
|
1788 |
int set_lk_max_lockers (DB_ENV *env, U32 max) |
1789 |
CODE: |
1790 |
RETVAL = env->set_lk_max_lockers (env, max); |
1791 |
OUTPUT: |
1792 |
RETVAL |
1793 |
|
1794 |
int set_lk_max_locks (DB_ENV *env, U32 max) |
1795 |
CODE: |
1796 |
RETVAL = env->set_lk_max_locks (env, max); |
1797 |
OUTPUT: |
1798 |
RETVAL |
1799 |
|
1800 |
int set_lk_max_objects (DB_ENV *env, U32 max) |
1801 |
CODE: |
1802 |
RETVAL = env->set_lk_max_objects (env, max); |
1803 |
OUTPUT: |
1804 |
RETVAL |
1805 |
|
1806 |
int set_lg_bsize (DB_ENV *env, U32 max) |
1807 |
CODE: |
1808 |
RETVAL = env->set_lg_bsize (env, max); |
1809 |
OUTPUT: |
1810 |
RETVAL |
1811 |
|
1812 |
int set_lg_max (DB_ENV *env, U32 max) |
1813 |
CODE: |
1814 |
RETVAL = env->set_lg_max (env, max); |
1815 |
OUTPUT: |
1816 |
RETVAL |
1817 |
|
1818 |
DB_TXN * |
1819 |
txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) |
1820 |
CODE: |
1821 |
errno = env->txn_begin (env, parent, &RETVAL, flags); |
1822 |
if (errno) |
1823 |
croak ("DB_ENV->txn_begin: %s", db_strerror (errno)); |
1824 |
OUTPUT: |
1825 |
RETVAL |
1826 |
|
1827 |
MODULE = BDB PACKAGE = BDB::Db |
1828 |
|
1829 |
void |
1830 |
DESTROY (DB_ornull *db) |
1831 |
CODE: |
1832 |
if (db) |
1833 |
{ |
1834 |
SV *env = (SV *)db->app_private; |
1835 |
db->close (db, 0); |
1836 |
SvREFCNT_dec (env); |
1837 |
} |
1838 |
|
1839 |
int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0) |
1840 |
CODE: |
1841 |
RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); |
1842 |
OUTPUT: |
1843 |
RETVAL |
1844 |
|
1845 |
int set_flags (DB *db, U32 flags) |
1846 |
CODE: |
1847 |
RETVAL = db->set_flags (db, flags); |
1848 |
OUTPUT: |
1849 |
RETVAL |
1850 |
|
1851 |
int set_encrypt (DB *db, const char *password, U32 flags) |
1852 |
CODE: |
1853 |
RETVAL = db->set_encrypt (db, password, flags); |
1854 |
OUTPUT: |
1855 |
RETVAL |
1856 |
|
1857 |
int set_lorder (DB *db, int lorder) |
1858 |
CODE: |
1859 |
RETVAL = db->set_lorder (db, lorder); |
1860 |
OUTPUT: |
1861 |
RETVAL |
1862 |
|
1863 |
int set_bt_minkey (DB *db, U32 minkey) |
1864 |
CODE: |
1865 |
RETVAL = db->set_bt_minkey (db, minkey); |
1866 |
OUTPUT: |
1867 |
RETVAL |
1868 |
|
1869 |
int set_re_delim (DB *db, int delim) |
1870 |
CODE: |
1871 |
RETVAL = db->set_re_delim (db, delim); |
1872 |
OUTPUT: |
1873 |
RETVAL |
1874 |
|
1875 |
int set_re_pad (DB *db, int re_pad) |
1876 |
CODE: |
1877 |
RETVAL = db->set_re_pad (db, re_pad); |
1878 |
OUTPUT: |
1879 |
RETVAL |
1880 |
|
1881 |
int set_re_source (DB *db, char *source) |
1882 |
CODE: |
1883 |
RETVAL = db->set_re_source (db, source); |
1884 |
OUTPUT: |
1885 |
RETVAL |
1886 |
|
1887 |
int set_re_len (DB *db, U32 re_len) |
1888 |
CODE: |
1889 |
RETVAL = db->set_re_len (db, re_len); |
1890 |
OUTPUT: |
1891 |
RETVAL |
1892 |
|
1893 |
int set_h_ffactor (DB *db, U32 h_ffactor) |
1894 |
CODE: |
1895 |
RETVAL = db->set_h_ffactor (db, h_ffactor); |
1896 |
OUTPUT: |
1897 |
RETVAL |
1898 |
|
1899 |
int set_h_nelem (DB *db, U32 h_nelem) |
1900 |
CODE: |
1901 |
RETVAL = db->set_h_nelem (db, h_nelem); |
1902 |
OUTPUT: |
1903 |
RETVAL |
1904 |
|
1905 |
int set_q_extentsize (DB *db, U32 extentsize) |
1906 |
CODE: |
1907 |
RETVAL = db->set_q_extentsize (db, extentsize); |
1908 |
OUTPUT: |
1909 |
RETVAL |
1910 |
|
1911 |
DBC * |
1912 |
cursor (DB *db, DB_TXN_ornull *txn = 0, U32 flags = 0) |
1913 |
CODE: |
1914 |
errno = db->cursor (db, txn, &RETVAL, flags); |
1915 |
if (errno) |
1916 |
croak ("DB->cursor: %s", db_strerror (errno)); |
1917 |
OUTPUT: |
1918 |
RETVAL |
1919 |
|
1920 |
DB_SEQUENCE * |
1921 |
sequence (DB *db, U32 flags = 0) |
1922 |
CODE: |
1923 |
{ |
1924 |
errno = db_sequence_create (&RETVAL, db, flags); |
1925 |
if (errno) |
1926 |
croak ("db_sequence_create: %s", db_strerror (errno)); |
1927 |
} |
1928 |
OUTPUT: |
1929 |
RETVAL |
1930 |
|
1931 |
|
1932 |
MODULE = BDB PACKAGE = BDB::Txn |
1933 |
|
1934 |
void |
1935 |
DESTROY (DB_TXN_ornull *txn) |
1936 |
CODE: |
1937 |
if (txn) |
1938 |
txn->abort (txn); |
1939 |
|
1940 |
int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) |
1941 |
CODE: |
1942 |
RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); |
1943 |
OUTPUT: |
1944 |
RETVAL |
1945 |
|
1946 |
int failed (DB_TXN *txn) |
1947 |
CODE: |
1948 |
RETVAL = !!(txn->flags & TXN_DEADLOCK); |
1949 |
OUTPUT: |
1950 |
RETVAL |
1951 |
|
1952 |
|
1953 |
MODULE = BDB PACKAGE = BDB::Cursor |
1954 |
|
1955 |
void |
1956 |
DESTROY (DBC_ornull *dbc) |
1957 |
CODE: |
1958 |
if (dbc) |
1959 |
dbc->c_close (dbc); |
1960 |
|
1961 |
MODULE = BDB PACKAGE = BDB::Sequence |
1962 |
|
1963 |
void |
1964 |
DESTROY (DB_SEQUENCE_ornull *seq) |
1965 |
CODE: |
1966 |
if (seq) |
1967 |
seq->close (seq, 0); |
1968 |
|
1969 |
int initial_value (DB_SEQUENCE *seq, db_seq_t value) |
1970 |
CODE: |
1971 |
RETVAL = seq->initial_value (seq, value); |
1972 |
OUTPUT: |
1973 |
RETVAL |
1974 |
|
1975 |
int set_cachesize (DB_SEQUENCE *seq, U32 size) |
1976 |
CODE: |
1977 |
RETVAL = seq->set_cachesize (seq, size); |
1978 |
OUTPUT: |
1979 |
RETVAL |
1980 |
|
1981 |
int set_flags (DB_SEQUENCE *seq, U32 flags) |
1982 |
CODE: |
1983 |
RETVAL = seq->set_flags (seq, flags); |
1984 |
OUTPUT: |
1985 |
RETVAL |
1986 |
|
1987 |
int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max) |
1988 |
CODE: |
1989 |
RETVAL = seq->set_range (seq, min, max); |
1990 |
OUTPUT: |
1991 |
RETVAL |
1992 |
|