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 DB_ENV DB_ENV_ornuked; |
46 |
typedef DB_TXN DB_TXN_ornuked; |
47 |
typedef DBC DBC_ornuked; |
48 |
typedef DB DB_ornuked; |
49 |
typedef DB_SEQUENCE DB_SEQUENCE_ornuked; |
50 |
|
51 |
typedef SV SV8; /* byte-sv, used for argument-checking */ |
52 |
typedef char *octetstring; |
53 |
|
54 |
static SV *prepare_cb; |
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 |
|
66 |
static void |
67 |
debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg) |
68 |
{ |
69 |
printf ("err[%s]\n", msg); |
70 |
} |
71 |
|
72 |
static void |
73 |
debug_msgcall (const DB_ENV *dbenv, const char *msg) |
74 |
{ |
75 |
printf ("msg[%s]\n", msg); |
76 |
} |
77 |
|
78 |
static char * |
79 |
strdup_ornull (const char *s) |
80 |
{ |
81 |
return s ? strdup (s) : 0; |
82 |
} |
83 |
|
84 |
static void |
85 |
sv_to_dbt (DBT *dbt, SV *sv) |
86 |
{ |
87 |
STRLEN len; |
88 |
char *data = SvPVbyte (sv, len); |
89 |
|
90 |
dbt->data = malloc (len); |
91 |
memcpy (dbt->data, data, len); |
92 |
dbt->size = len; |
93 |
dbt->flags = DB_DBT_REALLOC; |
94 |
} |
95 |
|
96 |
static void |
97 |
dbt_to_sv (SV *sv, DBT *dbt) |
98 |
{ |
99 |
if (sv) |
100 |
{ |
101 |
SvREADONLY_off (sv); |
102 |
sv_setpvn_mg (sv, dbt->data, dbt->size); |
103 |
SvREFCNT_dec (sv); |
104 |
} |
105 |
|
106 |
free (dbt->data); |
107 |
} |
108 |
|
109 |
enum { |
110 |
REQ_QUIT, |
111 |
REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT, |
112 |
REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, |
113 |
REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE, |
114 |
REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE, |
115 |
REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH, |
116 |
REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL, |
117 |
REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE, |
118 |
}; |
119 |
|
120 |
typedef struct bdb_cb |
121 |
{ |
122 |
struct bdb_cb *volatile next; |
123 |
SV *callback; |
124 |
int type, pri, result; |
125 |
|
126 |
DB_ENV *env; |
127 |
DB *db; |
128 |
DB_TXN *txn; |
129 |
DBC *dbc; |
130 |
|
131 |
UV uv1; |
132 |
int int1, int2; |
133 |
U32 uint1, uint2; |
134 |
char *buf1, *buf2; |
135 |
SV *sv1, *sv2, *sv3; |
136 |
|
137 |
DBT dbt1, dbt2, dbt3; |
138 |
DB_KEY_RANGE key_range; |
139 |
DB_SEQUENCE *seq; |
140 |
db_seq_t seq_t; |
141 |
} bdb_cb; |
142 |
|
143 |
typedef bdb_cb *bdb_req; |
144 |
|
145 |
enum { |
146 |
PRI_MIN = -4, |
147 |
PRI_MAX = 4, |
148 |
|
149 |
DEFAULT_PRI = 0, |
150 |
PRI_BIAS = -PRI_MIN, |
151 |
NUM_PRI = PRI_MAX + PRI_BIAS + 1, |
152 |
}; |
153 |
|
154 |
#define AIO_TICKS ((1000000 + 1023) >> 10) |
155 |
|
156 |
static unsigned int max_poll_time = 0; |
157 |
static unsigned int max_poll_reqs = 0; |
158 |
|
159 |
/* calculcate time difference in ~1/AIO_TICKS of a second */ |
160 |
static int tvdiff (struct timeval *tv1, struct timeval *tv2) |
161 |
{ |
162 |
return (tv2->tv_sec - tv1->tv_sec ) * AIO_TICKS |
163 |
+ ((tv2->tv_usec - tv1->tv_usec) >> 10); |
164 |
} |
165 |
|
166 |
static int next_pri = DEFAULT_PRI + PRI_BIAS; |
167 |
|
168 |
static unsigned int started, idle, wanted; |
169 |
|
170 |
/* worker threads management */ |
171 |
static mutex_t wrklock = X_MUTEX_INIT; |
172 |
|
173 |
typedef struct worker { |
174 |
/* locked by wrklock */ |
175 |
struct worker *prev, *next; |
176 |
|
177 |
thread_t tid; |
178 |
|
179 |
/* locked by reslock, reqlock or wrklock */ |
180 |
bdb_req req; /* currently processed request */ |
181 |
void *dbuf; |
182 |
DIR *dirp; |
183 |
} worker; |
184 |
|
185 |
static worker wrk_first = { &wrk_first, &wrk_first, 0 }; |
186 |
|
187 |
static void worker_clear (worker *wrk) |
188 |
{ |
189 |
} |
190 |
|
191 |
static void worker_free (worker *wrk) |
192 |
{ |
193 |
wrk->next->prev = wrk->prev; |
194 |
wrk->prev->next = wrk->next; |
195 |
|
196 |
free (wrk); |
197 |
} |
198 |
|
199 |
static volatile unsigned int nreqs, nready, npending; |
200 |
static volatile unsigned int max_idle = 4; |
201 |
static volatile unsigned int max_outstanding = 0xffffffff; |
202 |
static int respipe_osf [2], respipe [2] = { -1, -1 }; |
203 |
|
204 |
static mutex_t reslock = X_MUTEX_INIT; |
205 |
static mutex_t reqlock = X_MUTEX_INIT; |
206 |
static cond_t reqwait = X_COND_INIT; |
207 |
|
208 |
#if WORDACCESS_UNSAFE |
209 |
|
210 |
static unsigned int get_nready () |
211 |
{ |
212 |
unsigned int retval; |
213 |
|
214 |
X_LOCK (reqlock); |
215 |
retval = nready; |
216 |
X_UNLOCK (reqlock); |
217 |
|
218 |
return retval; |
219 |
} |
220 |
|
221 |
static unsigned int get_npending () |
222 |
{ |
223 |
unsigned int retval; |
224 |
|
225 |
X_LOCK (reslock); |
226 |
retval = npending; |
227 |
X_UNLOCK (reslock); |
228 |
|
229 |
return retval; |
230 |
} |
231 |
|
232 |
static unsigned int get_nthreads () |
233 |
{ |
234 |
unsigned int retval; |
235 |
|
236 |
X_LOCK (wrklock); |
237 |
retval = started; |
238 |
X_UNLOCK (wrklock); |
239 |
|
240 |
return retval; |
241 |
} |
242 |
|
243 |
#else |
244 |
|
245 |
# define get_nready() nready |
246 |
# define get_npending() npending |
247 |
# define get_nthreads() started |
248 |
|
249 |
#endif |
250 |
|
251 |
/* |
252 |
* a somewhat faster data structure might be nice, but |
253 |
* with 8 priorities this actually needs <20 insns |
254 |
* per shift, the most expensive operation. |
255 |
*/ |
256 |
typedef struct { |
257 |
bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ |
258 |
int size; |
259 |
} reqq; |
260 |
|
261 |
static reqq req_queue; |
262 |
static reqq res_queue; |
263 |
|
264 |
int reqq_push (reqq *q, bdb_req req) |
265 |
{ |
266 |
int pri = req->pri; |
267 |
req->next = 0; |
268 |
|
269 |
if (q->qe[pri]) |
270 |
{ |
271 |
q->qe[pri]->next = req; |
272 |
q->qe[pri] = req; |
273 |
} |
274 |
else |
275 |
q->qe[pri] = q->qs[pri] = req; |
276 |
|
277 |
return q->size++; |
278 |
} |
279 |
|
280 |
bdb_req reqq_shift (reqq *q) |
281 |
{ |
282 |
int pri; |
283 |
|
284 |
if (!q->size) |
285 |
return 0; |
286 |
|
287 |
--q->size; |
288 |
|
289 |
for (pri = NUM_PRI; pri--; ) |
290 |
{ |
291 |
bdb_req req = q->qs[pri]; |
292 |
|
293 |
if (req) |
294 |
{ |
295 |
if (!(q->qs[pri] = req->next)) |
296 |
q->qe[pri] = 0; |
297 |
|
298 |
return req; |
299 |
} |
300 |
} |
301 |
|
302 |
abort (); |
303 |
} |
304 |
|
305 |
static int poll_cb (); |
306 |
static void req_free (bdb_req req); |
307 |
static void req_cancel (bdb_req req); |
308 |
|
309 |
static int req_invoke (bdb_req req) |
310 |
{ |
311 |
dSP; |
312 |
|
313 |
if (SvOK (req->callback)) |
314 |
{ |
315 |
ENTER; |
316 |
SAVETMPS; |
317 |
PUSHMARK (SP); |
318 |
|
319 |
switch (req->type) |
320 |
{ |
321 |
case REQ_DB_CLOSE: |
322 |
SvREFCNT_dec (req->sv1); |
323 |
break; |
324 |
|
325 |
case REQ_DB_GET: |
326 |
case REQ_DB_PGET: |
327 |
dbt_to_sv (req->sv3, &req->dbt3); |
328 |
break; |
329 |
|
330 |
case REQ_C_GET: |
331 |
case REQ_C_PGET: |
332 |
dbt_to_sv (req->sv1, &req->dbt1); |
333 |
dbt_to_sv (req->sv2, &req->dbt2); |
334 |
dbt_to_sv (req->sv3, &req->dbt3); |
335 |
break; |
336 |
|
337 |
case REQ_DB_PUT: |
338 |
case REQ_C_PUT: |
339 |
dbt_to_sv (0, &req->dbt1); |
340 |
dbt_to_sv (0, &req->dbt2); |
341 |
break; |
342 |
|
343 |
case REQ_DB_KEY_RANGE: |
344 |
{ |
345 |
AV *av = newAV (); |
346 |
|
347 |
av_push (av, newSVnv (req->key_range.less)); |
348 |
av_push (av, newSVnv (req->key_range.equal)); |
349 |
av_push (av, newSVnv (req->key_range.greater)); |
350 |
|
351 |
SvREADONLY_off (req->sv1); |
352 |
sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av)); |
353 |
SvREFCNT_dec (req->sv1); |
354 |
} |
355 |
break; |
356 |
|
357 |
case REQ_SEQ_GET: |
358 |
SvREADONLY_off (req->sv1); |
359 |
|
360 |
if (sizeof (IV) > 4) |
361 |
sv_setiv_mg (req->sv1, (IV)req->seq_t); |
362 |
else |
363 |
sv_setnv_mg (req->sv1, (NV)req->seq_t); |
364 |
|
365 |
SvREFCNT_dec (req->sv1); |
366 |
break; |
367 |
} |
368 |
|
369 |
errno = req->result; |
370 |
|
371 |
PUTBACK; |
372 |
call_sv (req->callback, G_VOID | G_EVAL); |
373 |
SPAGAIN; |
374 |
|
375 |
FREETMPS; |
376 |
LEAVE; |
377 |
} |
378 |
|
379 |
return !SvTRUE (ERRSV); |
380 |
} |
381 |
|
382 |
static void req_free (bdb_req req) |
383 |
{ |
384 |
free (req->buf1); |
385 |
free (req->buf2); |
386 |
Safefree (req); |
387 |
} |
388 |
|
389 |
#ifdef USE_SOCKETS_AS_HANDLES |
390 |
# define TO_SOCKET(x) (win32_get_osfhandle (x)) |
391 |
#else |
392 |
# define TO_SOCKET(x) (x) |
393 |
#endif |
394 |
|
395 |
static void |
396 |
create_respipe () |
397 |
{ |
398 |
#ifdef _WIN32 |
399 |
int arg; /* argg */ |
400 |
#endif |
401 |
int old_readfd = respipe [0]; |
402 |
|
403 |
if (respipe [1] >= 0) |
404 |
respipe_close (TO_SOCKET (respipe [1])); |
405 |
|
406 |
#ifdef _WIN32 |
407 |
if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
408 |
#else |
409 |
if (pipe (respipe)) |
410 |
#endif |
411 |
croak ("unable to initialize result pipe"); |
412 |
|
413 |
if (old_readfd >= 0) |
414 |
{ |
415 |
if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
416 |
croak ("unable to initialize result pipe(2)"); |
417 |
|
418 |
respipe_close (respipe [0]); |
419 |
respipe [0] = old_readfd; |
420 |
} |
421 |
|
422 |
#ifdef _WIN32 |
423 |
arg = 1; |
424 |
if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
425 |
|| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
426 |
#else |
427 |
if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
428 |
|| fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
429 |
#endif |
430 |
croak ("unable to initialize result pipe(3)"); |
431 |
|
432 |
respipe_osf [0] = TO_SOCKET (respipe [0]); |
433 |
respipe_osf [1] = TO_SOCKET (respipe [1]); |
434 |
} |
435 |
|
436 |
X_THREAD_PROC (bdb_proc); |
437 |
|
438 |
static void start_thread (void) |
439 |
{ |
440 |
worker *wrk = calloc (1, sizeof (worker)); |
441 |
|
442 |
if (!wrk) |
443 |
croak ("unable to allocate worker thread data"); |
444 |
|
445 |
X_LOCK (wrklock); |
446 |
if (thread_create (&wrk->tid, bdb_proc, (void *)wrk)) |
447 |
{ |
448 |
wrk->prev = &wrk_first; |
449 |
wrk->next = wrk_first.next; |
450 |
wrk_first.next->prev = wrk; |
451 |
wrk_first.next = wrk; |
452 |
++started; |
453 |
} |
454 |
else |
455 |
free (wrk); |
456 |
|
457 |
X_UNLOCK (wrklock); |
458 |
} |
459 |
|
460 |
static void maybe_start_thread () |
461 |
{ |
462 |
if (get_nthreads () >= wanted) |
463 |
return; |
464 |
|
465 |
/* todo: maybe use idle here, but might be less exact */ |
466 |
if (0 <= (int)get_nthreads () + (int)get_npending () - (int)nreqs) |
467 |
return; |
468 |
|
469 |
start_thread (); |
470 |
} |
471 |
|
472 |
static void req_send (bdb_req req) |
473 |
{ |
474 |
SV *wait_callback = 0; |
475 |
|
476 |
// synthesize callback if none given |
477 |
if (!SvOK (req->callback)) |
478 |
{ |
479 |
int count; |
480 |
|
481 |
dSP; |
482 |
PUSHMARK (SP); |
483 |
PUTBACK; |
484 |
count = call_sv (prepare_cb, G_ARRAY); |
485 |
SPAGAIN; |
486 |
|
487 |
if (count != 2) |
488 |
croak ("prepare callback must return exactly two values\n"); |
489 |
|
490 |
wait_callback = POPs; |
491 |
SvREFCNT_dec (req->callback); |
492 |
req->callback = SvREFCNT_inc (POPs); |
493 |
} |
494 |
|
495 |
++nreqs; |
496 |
|
497 |
X_LOCK (reqlock); |
498 |
++nready; |
499 |
reqq_push (&req_queue, req); |
500 |
X_COND_SIGNAL (reqwait); |
501 |
X_UNLOCK (reqlock); |
502 |
|
503 |
maybe_start_thread (); |
504 |
|
505 |
if (wait_callback) |
506 |
{ |
507 |
dSP; |
508 |
PUSHMARK (SP); |
509 |
PUTBACK; |
510 |
call_sv (wait_callback, G_DISCARD); |
511 |
} |
512 |
} |
513 |
|
514 |
static void end_thread (void) |
515 |
{ |
516 |
bdb_req req; |
517 |
|
518 |
Newz (0, req, 1, bdb_cb); |
519 |
|
520 |
req->type = REQ_QUIT; |
521 |
req->pri = PRI_MAX + PRI_BIAS; |
522 |
|
523 |
X_LOCK (reqlock); |
524 |
reqq_push (&req_queue, req); |
525 |
X_COND_SIGNAL (reqwait); |
526 |
X_UNLOCK (reqlock); |
527 |
|
528 |
X_LOCK (wrklock); |
529 |
--started; |
530 |
X_UNLOCK (wrklock); |
531 |
} |
532 |
|
533 |
static void set_max_idle (int nthreads) |
534 |
{ |
535 |
if (WORDACCESS_UNSAFE) X_LOCK (reqlock); |
536 |
max_idle = nthreads <= 0 ? 1 : nthreads; |
537 |
if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock); |
538 |
} |
539 |
|
540 |
static void min_parallel (int nthreads) |
541 |
{ |
542 |
if (wanted < nthreads) |
543 |
wanted = nthreads; |
544 |
} |
545 |
|
546 |
static void max_parallel (int nthreads) |
547 |
{ |
548 |
if (wanted > nthreads) |
549 |
wanted = nthreads; |
550 |
|
551 |
while (started > wanted) |
552 |
end_thread (); |
553 |
} |
554 |
|
555 |
static void poll_wait () |
556 |
{ |
557 |
fd_set rfd; |
558 |
|
559 |
while (nreqs) |
560 |
{ |
561 |
int size; |
562 |
if (WORDACCESS_UNSAFE) X_LOCK (reslock); |
563 |
size = res_queue.size; |
564 |
if (WORDACCESS_UNSAFE) X_UNLOCK (reslock); |
565 |
|
566 |
if (size) |
567 |
return; |
568 |
|
569 |
maybe_start_thread (); |
570 |
|
571 |
FD_ZERO (&rfd); |
572 |
FD_SET (respipe [0], &rfd); |
573 |
|
574 |
PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
575 |
} |
576 |
} |
577 |
|
578 |
static int poll_cb () |
579 |
{ |
580 |
dSP; |
581 |
int count = 0; |
582 |
int maxreqs = max_poll_reqs; |
583 |
int do_croak = 0; |
584 |
struct timeval tv_start, tv_now; |
585 |
bdb_req req; |
586 |
|
587 |
if (max_poll_time) |
588 |
gettimeofday (&tv_start, 0); |
589 |
|
590 |
for (;;) |
591 |
{ |
592 |
for (;;) |
593 |
{ |
594 |
maybe_start_thread (); |
595 |
|
596 |
X_LOCK (reslock); |
597 |
req = reqq_shift (&res_queue); |
598 |
|
599 |
if (req) |
600 |
{ |
601 |
--npending; |
602 |
|
603 |
if (!res_queue.size) |
604 |
{ |
605 |
/* read any signals sent by the worker threads */ |
606 |
char buf [4]; |
607 |
while (respipe_read (respipe [0], buf, 4) == 4) |
608 |
; |
609 |
} |
610 |
} |
611 |
|
612 |
X_UNLOCK (reslock); |
613 |
|
614 |
if (!req) |
615 |
break; |
616 |
|
617 |
--nreqs; |
618 |
|
619 |
if (!req_invoke (req)) |
620 |
{ |
621 |
req_free (req); |
622 |
croak (0); |
623 |
} |
624 |
|
625 |
count++; |
626 |
|
627 |
req_free (req); |
628 |
|
629 |
if (maxreqs && !--maxreqs) |
630 |
break; |
631 |
|
632 |
if (max_poll_time) |
633 |
{ |
634 |
gettimeofday (&tv_now, 0); |
635 |
|
636 |
if (tvdiff (&tv_start, &tv_now) >= max_poll_time) |
637 |
break; |
638 |
} |
639 |
} |
640 |
|
641 |
if (nreqs <= max_outstanding) |
642 |
break; |
643 |
|
644 |
poll_wait (); |
645 |
|
646 |
++maxreqs; |
647 |
} |
648 |
|
649 |
return count; |
650 |
} |
651 |
|
652 |
/*****************************************************************************/ |
653 |
|
654 |
X_THREAD_PROC (bdb_proc) |
655 |
{ |
656 |
bdb_req req; |
657 |
struct timespec ts; |
658 |
worker *self = (worker *)thr_arg; |
659 |
|
660 |
/* try to distribute timeouts somewhat evenly */ |
661 |
ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); |
662 |
|
663 |
for (;;) |
664 |
{ |
665 |
ts.tv_sec = time (0) + IDLE_TIMEOUT; |
666 |
|
667 |
X_LOCK (reqlock); |
668 |
|
669 |
for (;;) |
670 |
{ |
671 |
self->req = req = reqq_shift (&req_queue); |
672 |
|
673 |
if (req) |
674 |
break; |
675 |
|
676 |
++idle; |
677 |
|
678 |
if (X_COND_TIMEDWAIT (reqwait, reqlock, ts) |
679 |
== ETIMEDOUT) |
680 |
{ |
681 |
if (idle > max_idle) |
682 |
{ |
683 |
--idle; |
684 |
X_UNLOCK (reqlock); |
685 |
X_LOCK (wrklock); |
686 |
--started; |
687 |
X_UNLOCK (wrklock); |
688 |
goto quit; |
689 |
} |
690 |
|
691 |
/* we are allowed to idle, so do so without any timeout */ |
692 |
X_COND_WAIT (reqwait, reqlock); |
693 |
ts.tv_sec = time (0) + IDLE_TIMEOUT; |
694 |
} |
695 |
|
696 |
--idle; |
697 |
} |
698 |
|
699 |
--nready; |
700 |
|
701 |
X_UNLOCK (reqlock); |
702 |
|
703 |
switch (req->type) |
704 |
{ |
705 |
case REQ_QUIT: |
706 |
req->result = ENOSYS; |
707 |
goto quit; |
708 |
|
709 |
case REQ_ENV_OPEN: |
710 |
req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1); |
711 |
break; |
712 |
|
713 |
case REQ_ENV_CLOSE: |
714 |
req->result = req->env->close (req->env, req->uint1); |
715 |
break; |
716 |
|
717 |
case REQ_ENV_TXN_CHECKPOINT: |
718 |
req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2); |
719 |
break; |
720 |
|
721 |
case REQ_ENV_LOCK_DETECT: |
722 |
req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1); |
723 |
break; |
724 |
|
725 |
case REQ_ENV_MEMP_SYNC: |
726 |
req->result = req->env->memp_sync (req->env, 0); |
727 |
break; |
728 |
|
729 |
case REQ_ENV_MEMP_TRICKLE: |
730 |
req->result = req->env->memp_trickle (req->env, req->int1, &req->int2); |
731 |
break; |
732 |
|
733 |
case REQ_DB_OPEN: |
734 |
req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2); |
735 |
break; |
736 |
|
737 |
case REQ_DB_CLOSE: |
738 |
req->result = req->db->close (req->db, req->uint1); |
739 |
break; |
740 |
|
741 |
case REQ_DB_COMPACT: |
742 |
req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0); |
743 |
break; |
744 |
|
745 |
case REQ_DB_SYNC: |
746 |
req->result = req->db->sync (req->db, req->uint1); |
747 |
break; |
748 |
|
749 |
case REQ_DB_UPGRADE: |
750 |
req->result = req->db->upgrade (req->db, req->buf1, req->uint1); |
751 |
break; |
752 |
|
753 |
case REQ_DB_PUT: |
754 |
req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1); |
755 |
break; |
756 |
|
757 |
case REQ_DB_GET: |
758 |
req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1); |
759 |
break; |
760 |
|
761 |
case REQ_DB_PGET: |
762 |
req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1); |
763 |
break; |
764 |
|
765 |
case REQ_DB_DEL: |
766 |
req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1); |
767 |
break; |
768 |
|
769 |
case REQ_DB_KEY_RANGE: |
770 |
req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1); |
771 |
break; |
772 |
|
773 |
case REQ_TXN_COMMIT: |
774 |
req->result = req->txn->commit (req->txn, req->uint1); |
775 |
break; |
776 |
|
777 |
case REQ_TXN_ABORT: |
778 |
req->result = req->txn->abort (req->txn); |
779 |
break; |
780 |
|
781 |
case REQ_TXN_FINISH: |
782 |
if (req->txn->flags & TXN_DEADLOCK) |
783 |
{ |
784 |
req->result = req->txn->abort (req->txn); |
785 |
if (!req->result) |
786 |
req->result = DB_LOCK_DEADLOCK; |
787 |
} |
788 |
else |
789 |
req->result = req->txn->commit (req->txn, req->uint1); |
790 |
break; |
791 |
|
792 |
case REQ_C_CLOSE: |
793 |
req->result = req->dbc->c_close (req->dbc); |
794 |
break; |
795 |
|
796 |
case REQ_C_COUNT: |
797 |
{ |
798 |
db_recno_t recno; |
799 |
req->result = req->dbc->c_count (req->dbc, &recno, req->uint1); |
800 |
req->uv1 = recno; |
801 |
} |
802 |
break; |
803 |
|
804 |
case REQ_C_PUT: |
805 |
req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1); |
806 |
break; |
807 |
|
808 |
case REQ_C_GET: |
809 |
req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1); |
810 |
break; |
811 |
|
812 |
case REQ_C_PGET: |
813 |
req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1); |
814 |
break; |
815 |
|
816 |
case REQ_C_DEL: |
817 |
req->result = req->dbc->c_del (req->dbc, req->uint1); |
818 |
break; |
819 |
|
820 |
case REQ_SEQ_OPEN: |
821 |
req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1); |
822 |
break; |
823 |
|
824 |
case REQ_SEQ_CLOSE: |
825 |
req->result = req->seq->close (req->seq, req->uint1); |
826 |
break; |
827 |
|
828 |
case REQ_SEQ_GET: |
829 |
req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1); |
830 |
break; |
831 |
|
832 |
case REQ_SEQ_REMOVE: |
833 |
req->result = req->seq->remove (req->seq, req->txn, req->uint1); |
834 |
break; |
835 |
|
836 |
default: |
837 |
req->result = ENOSYS; |
838 |
break; |
839 |
} |
840 |
|
841 |
if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED)) |
842 |
req->txn->flags |= TXN_DEADLOCK; |
843 |
|
844 |
X_LOCK (reslock); |
845 |
|
846 |
++npending; |
847 |
|
848 |
if (!reqq_push (&res_queue, req)) |
849 |
/* write a dummy byte to the pipe so fh becomes ready */ |
850 |
respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
851 |
|
852 |
self->req = 0; |
853 |
worker_clear (self); |
854 |
|
855 |
X_UNLOCK (reslock); |
856 |
} |
857 |
|
858 |
quit: |
859 |
X_LOCK (wrklock); |
860 |
worker_free (self); |
861 |
X_UNLOCK (wrklock); |
862 |
|
863 |
return 0; |
864 |
} |
865 |
|
866 |
/*****************************************************************************/ |
867 |
|
868 |
static void atfork_prepare (void) |
869 |
{ |
870 |
X_LOCK (wrklock); |
871 |
X_LOCK (reqlock); |
872 |
X_LOCK (reslock); |
873 |
} |
874 |
|
875 |
static void atfork_parent (void) |
876 |
{ |
877 |
X_UNLOCK (reslock); |
878 |
X_UNLOCK (reqlock); |
879 |
X_UNLOCK (wrklock); |
880 |
} |
881 |
|
882 |
static void atfork_child (void) |
883 |
{ |
884 |
bdb_req prv; |
885 |
|
886 |
while (prv = reqq_shift (&req_queue)) |
887 |
req_free (prv); |
888 |
|
889 |
while (prv = reqq_shift (&res_queue)) |
890 |
req_free (prv); |
891 |
|
892 |
while (wrk_first.next != &wrk_first) |
893 |
{ |
894 |
worker *wrk = wrk_first.next; |
895 |
|
896 |
if (wrk->req) |
897 |
req_free (wrk->req); |
898 |
|
899 |
worker_clear (wrk); |
900 |
worker_free (wrk); |
901 |
} |
902 |
|
903 |
started = 0; |
904 |
idle = 0; |
905 |
nreqs = 0; |
906 |
nready = 0; |
907 |
npending = 0; |
908 |
|
909 |
create_respipe (); |
910 |
|
911 |
atfork_parent (); |
912 |
} |
913 |
|
914 |
#define dREQ(reqtype) \ |
915 |
bdb_req req; \ |
916 |
int req_pri = next_pri; \ |
917 |
next_pri = DEFAULT_PRI + PRI_BIAS; \ |
918 |
\ |
919 |
if (SvOK (callback) && !SvROK (callback)) \ |
920 |
croak ("callback must be undef or of reference type"); \ |
921 |
\ |
922 |
Newz (0, req, 1, bdb_cb); \ |
923 |
if (!req) \ |
924 |
croak ("out of memory during bdb_req allocation"); \ |
925 |
\ |
926 |
req->callback = newSVsv (callback); \ |
927 |
req->type = (reqtype); \ |
928 |
req->pri = req_pri |
929 |
|
930 |
#define REQ_SEND \ |
931 |
req_send (req) |
932 |
|
933 |
#define SvPTR(var, arg, type, class, nullok) \ |
934 |
if (!SvOK (arg)) \ |
935 |
{ \ |
936 |
if (nullok != 1) \ |
937 |
croak (# var " must be a " # class " object, not undef"); \ |
938 |
\ |
939 |
(var) = 0; \ |
940 |
} \ |
941 |
else if (sv_derived_from ((arg), # class)) \ |
942 |
{ \ |
943 |
IV tmp = SvIV ((SV*) SvRV (arg)); \ |
944 |
(var) = INT2PTR (type, tmp); \ |
945 |
if (!var && nullok != 2) \ |
946 |
croak (# var " is not a valid " # class " object anymore"); \ |
947 |
} \ |
948 |
else \ |
949 |
croak (# var " is not of type " # class); \ |
950 |
\ |
951 |
|
952 |
static void |
953 |
ptr_nuke (SV *sv) |
954 |
{ |
955 |
assert (SvROK (sv)); |
956 |
sv_setiv (SvRV (sv), 0); |
957 |
} |
958 |
|
959 |
MODULE = BDB PACKAGE = BDB |
960 |
|
961 |
PROTOTYPES: ENABLE |
962 |
|
963 |
BOOT: |
964 |
{ |
965 |
HV *stash = gv_stashpv ("BDB", 1); |
966 |
|
967 |
static const struct { |
968 |
const char *name; |
969 |
IV iv; |
970 |
} *civ, const_iv[] = { |
971 |
#define const_iv(name) { # name, (IV)DB_ ## name }, |
972 |
const_iv (RPCCLIENT) |
973 |
const_iv (INIT_CDB) |
974 |
const_iv (INIT_LOCK) |
975 |
const_iv (INIT_LOG) |
976 |
const_iv (INIT_MPOOL) |
977 |
const_iv (INIT_REP) |
978 |
const_iv (INIT_TXN) |
979 |
const_iv (RECOVER) |
980 |
const_iv (INIT_TXN) |
981 |
const_iv (RECOVER_FATAL) |
982 |
const_iv (CREATE) |
983 |
const_iv (RDONLY) |
984 |
const_iv (USE_ENVIRON) |
985 |
const_iv (USE_ENVIRON_ROOT) |
986 |
const_iv (LOCKDOWN) |
987 |
const_iv (PRIVATE) |
988 |
const_iv (REGISTER) |
989 |
const_iv (SYSTEM_MEM) |
990 |
const_iv (AUTO_COMMIT) |
991 |
const_iv (CDB_ALLDB) |
992 |
const_iv (DIRECT_DB) |
993 |
const_iv (DIRECT_LOG) |
994 |
const_iv (DSYNC_DB) |
995 |
const_iv (DSYNC_LOG) |
996 |
const_iv (LOG_AUTOREMOVE) |
997 |
const_iv (LOG_INMEMORY) |
998 |
const_iv (NOLOCKING) |
999 |
const_iv (NOMMAP) |
1000 |
const_iv (NOPANIC) |
1001 |
const_iv (OVERWRITE) |
1002 |
const_iv (PANIC_ENVIRONMENT) |
1003 |
const_iv (REGION_INIT) |
1004 |
const_iv (TIME_NOTGRANTED) |
1005 |
const_iv (TXN_NOSYNC) |
1006 |
const_iv (TXN_NOT_DURABLE) |
1007 |
const_iv (TXN_WRITE_NOSYNC) |
1008 |
const_iv (WRITECURSOR) |
1009 |
const_iv (YIELDCPU) |
1010 |
const_iv (ENCRYPT_AES) |
1011 |
const_iv (XA_CREATE) |
1012 |
const_iv (BTREE) |
1013 |
const_iv (HASH) |
1014 |
const_iv (QUEUE) |
1015 |
const_iv (RECNO) |
1016 |
const_iv (UNKNOWN) |
1017 |
const_iv (EXCL) |
1018 |
const_iv (READ_COMMITTED) |
1019 |
const_iv (READ_UNCOMMITTED) |
1020 |
const_iv (TRUNCATE) |
1021 |
const_iv (NOSYNC) |
1022 |
const_iv (CHKSUM) |
1023 |
const_iv (ENCRYPT) |
1024 |
const_iv (DUP) |
1025 |
const_iv (DUPSORT) |
1026 |
const_iv (RECNUM) |
1027 |
const_iv (RENUMBER) |
1028 |
const_iv (REVSPLITOFF) |
1029 |
const_iv (INORDER) |
1030 |
const_iv (CONSUME) |
1031 |
const_iv (CONSUME_WAIT) |
1032 |
const_iv (GET_BOTH) |
1033 |
const_iv (GET_BOTH_RANGE) |
1034 |
//const_iv (SET_RECNO) |
1035 |
//const_iv (MULTIPLE) |
1036 |
const_iv (SNAPSHOT) |
1037 |
const_iv (JOIN_ITEM) |
1038 |
const_iv (JOIN_NOSORT) |
1039 |
const_iv (RMW) |
1040 |
|
1041 |
const_iv (NOTFOUND) |
1042 |
const_iv (KEYEMPTY) |
1043 |
const_iv (LOCK_DEADLOCK) |
1044 |
const_iv (LOCK_NOTGRANTED) |
1045 |
const_iv (RUNRECOVERY) |
1046 |
const_iv (OLD_VERSION) |
1047 |
const_iv (REP_HANDLE_DEAD) |
1048 |
const_iv (REP_LOCKOUT) |
1049 |
const_iv (SECONDARY_BAD) |
1050 |
|
1051 |
const_iv (FREE_SPACE) |
1052 |
const_iv (FREELIST_ONLY) |
1053 |
|
1054 |
const_iv (APPEND) |
1055 |
const_iv (NODUPDATA) |
1056 |
const_iv (NOOVERWRITE) |
1057 |
|
1058 |
const_iv (TXN_NOWAIT) |
1059 |
const_iv (TXN_SYNC) |
1060 |
|
1061 |
const_iv (SET_LOCK_TIMEOUT) |
1062 |
const_iv (SET_TXN_TIMEOUT) |
1063 |
|
1064 |
const_iv (FIRST) |
1065 |
const_iv (NEXT) |
1066 |
const_iv (NEXT_DUP) |
1067 |
const_iv (NEXT_NODUP) |
1068 |
const_iv (PREV) |
1069 |
const_iv (PREV_NODUP) |
1070 |
const_iv (SET) |
1071 |
const_iv (SET_RANGE) |
1072 |
const_iv (LAST) |
1073 |
const_iv (BEFORE) |
1074 |
const_iv (AFTER) |
1075 |
const_iv (CURRENT) |
1076 |
const_iv (KEYFIRST) |
1077 |
const_iv (KEYLAST) |
1078 |
const_iv (NODUPDATA) |
1079 |
|
1080 |
const_iv (FORCE) |
1081 |
|
1082 |
const_iv (LOCK_DEFAULT) |
1083 |
const_iv (LOCK_EXPIRE) |
1084 |
const_iv (LOCK_MAXLOCKS) |
1085 |
const_iv (LOCK_MAXWRITE) |
1086 |
const_iv (LOCK_MINLOCKS) |
1087 |
const_iv (LOCK_MINWRITE) |
1088 |
const_iv (LOCK_OLDEST) |
1089 |
const_iv (LOCK_RANDOM) |
1090 |
const_iv (LOCK_YOUNGEST) |
1091 |
|
1092 |
const_iv (SEQ_DEC) |
1093 |
const_iv (SEQ_INC) |
1094 |
const_iv (SEQ_WRAP) |
1095 |
|
1096 |
const_iv (BUFFER_SMALL) |
1097 |
const_iv (DONOTINDEX) |
1098 |
const_iv (KEYEMPTY ) |
1099 |
const_iv (KEYEXIST ) |
1100 |
const_iv (LOCK_DEADLOCK) |
1101 |
const_iv (LOCK_NOTGRANTED) |
1102 |
const_iv (LOG_BUFFER_FULL) |
1103 |
const_iv (NOSERVER) |
1104 |
const_iv (NOSERVER_HOME) |
1105 |
const_iv (NOSERVER_ID) |
1106 |
const_iv (NOTFOUND) |
1107 |
const_iv (PAGE_NOTFOUND) |
1108 |
const_iv (REP_DUPMASTER) |
1109 |
const_iv (REP_HANDLE_DEAD) |
1110 |
const_iv (REP_HOLDELECTION) |
1111 |
const_iv (REP_IGNORE) |
1112 |
const_iv (REP_ISPERM) |
1113 |
const_iv (REP_JOIN_FAILURE) |
1114 |
const_iv (REP_LOCKOUT) |
1115 |
const_iv (REP_NEWMASTER) |
1116 |
const_iv (REP_NEWSITE) |
1117 |
const_iv (REP_NOTPERM) |
1118 |
const_iv (REP_UNAVAIL) |
1119 |
const_iv (RUNRECOVERY) |
1120 |
const_iv (SECONDARY_BAD) |
1121 |
const_iv (VERIFY_BAD) |
1122 |
const_iv (VERSION_MISMATCH) |
1123 |
|
1124 |
const_iv (VERB_DEADLOCK) |
1125 |
const_iv (VERB_RECOVERY) |
1126 |
const_iv (VERB_REGISTER) |
1127 |
const_iv (VERB_REPLICATION) |
1128 |
const_iv (VERB_WAITSFOR) |
1129 |
|
1130 |
const_iv (VERSION_MAJOR) |
1131 |
const_iv (VERSION_MINOR) |
1132 |
const_iv (VERSION_PATCH) |
1133 |
#if DB_VERSION_MINOR >= 5 |
1134 |
const_iv (MULTIVERSION) |
1135 |
const_iv (TXN_SNAPSHOT) |
1136 |
#endif |
1137 |
#if DB_VERSION_MINOR >= 6 |
1138 |
const_iv (PREV_DUP) |
1139 |
const_iv (PRIORITY_UNCHANGED) |
1140 |
const_iv (PRIORITY_VERY_LOW) |
1141 |
const_iv (PRIORITY_LOW) |
1142 |
const_iv (PRIORITY_DEFAULT) |
1143 |
const_iv (PRIORITY_HIGH) |
1144 |
const_iv (PRIORITY_VERY_HIGH) |
1145 |
#endif |
1146 |
}; |
1147 |
|
1148 |
for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
1149 |
newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
1150 |
|
1151 |
newCONSTSUB (stash, "VERSION", newSVnv (DB_VERSION_MAJOR + DB_VERSION_MINOR * .1)); |
1152 |
newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0)); |
1153 |
|
1154 |
create_respipe (); |
1155 |
|
1156 |
X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child); |
1157 |
#ifdef _WIN32 |
1158 |
X_MUTEX_CHECK (wrklock); |
1159 |
X_MUTEX_CHECK (reslock); |
1160 |
X_MUTEX_CHECK (reqlock); |
1161 |
|
1162 |
X_COND_CHECK (reqwait); |
1163 |
#endif |
1164 |
} |
1165 |
|
1166 |
void |
1167 |
max_poll_reqs (int nreqs) |
1168 |
PROTOTYPE: $ |
1169 |
CODE: |
1170 |
max_poll_reqs = nreqs; |
1171 |
|
1172 |
void |
1173 |
max_poll_time (double nseconds) |
1174 |
PROTOTYPE: $ |
1175 |
CODE: |
1176 |
max_poll_time = nseconds * AIO_TICKS; |
1177 |
|
1178 |
void |
1179 |
min_parallel (int nthreads) |
1180 |
PROTOTYPE: $ |
1181 |
|
1182 |
void |
1183 |
max_parallel (int nthreads) |
1184 |
PROTOTYPE: $ |
1185 |
|
1186 |
void |
1187 |
max_idle (int nthreads) |
1188 |
PROTOTYPE: $ |
1189 |
CODE: |
1190 |
set_max_idle (nthreads); |
1191 |
|
1192 |
int |
1193 |
max_outstanding (int maxreqs) |
1194 |
PROTOTYPE: $ |
1195 |
CODE: |
1196 |
RETVAL = max_outstanding; |
1197 |
max_outstanding = maxreqs; |
1198 |
OUTPUT: |
1199 |
RETVAL |
1200 |
|
1201 |
int |
1202 |
dbreq_pri (int pri = 0) |
1203 |
PROTOTYPE: ;$ |
1204 |
CODE: |
1205 |
RETVAL = next_pri - PRI_BIAS; |
1206 |
if (items > 0) |
1207 |
{ |
1208 |
if (pri < PRI_MIN) pri = PRI_MIN; |
1209 |
if (pri > PRI_MAX) pri = PRI_MAX; |
1210 |
next_pri = pri + PRI_BIAS; |
1211 |
} |
1212 |
OUTPUT: |
1213 |
RETVAL |
1214 |
|
1215 |
void |
1216 |
dbreq_nice (int nice = 0) |
1217 |
CODE: |
1218 |
nice = next_pri - nice; |
1219 |
if (nice < PRI_MIN) nice = PRI_MIN; |
1220 |
if (nice > PRI_MAX) nice = PRI_MAX; |
1221 |
next_pri = nice + PRI_BIAS; |
1222 |
|
1223 |
void |
1224 |
flush () |
1225 |
PROTOTYPE: |
1226 |
CODE: |
1227 |
while (nreqs) |
1228 |
{ |
1229 |
poll_wait (); |
1230 |
poll_cb (); |
1231 |
} |
1232 |
|
1233 |
int |
1234 |
poll () |
1235 |
PROTOTYPE: |
1236 |
CODE: |
1237 |
poll_wait (); |
1238 |
RETVAL = poll_cb (); |
1239 |
OUTPUT: |
1240 |
RETVAL |
1241 |
|
1242 |
int |
1243 |
poll_fileno () |
1244 |
PROTOTYPE: |
1245 |
CODE: |
1246 |
RETVAL = respipe [0]; |
1247 |
OUTPUT: |
1248 |
RETVAL |
1249 |
|
1250 |
int |
1251 |
poll_cb (...) |
1252 |
PROTOTYPE: |
1253 |
CODE: |
1254 |
RETVAL = poll_cb (); |
1255 |
OUTPUT: |
1256 |
RETVAL |
1257 |
|
1258 |
void |
1259 |
poll_wait () |
1260 |
PROTOTYPE: |
1261 |
CODE: |
1262 |
poll_wait (); |
1263 |
|
1264 |
int |
1265 |
nreqs () |
1266 |
PROTOTYPE: |
1267 |
CODE: |
1268 |
RETVAL = nreqs; |
1269 |
OUTPUT: |
1270 |
RETVAL |
1271 |
|
1272 |
int |
1273 |
nready () |
1274 |
PROTOTYPE: |
1275 |
CODE: |
1276 |
RETVAL = get_nready (); |
1277 |
OUTPUT: |
1278 |
RETVAL |
1279 |
|
1280 |
int |
1281 |
npending () |
1282 |
PROTOTYPE: |
1283 |
CODE: |
1284 |
RETVAL = get_npending (); |
1285 |
OUTPUT: |
1286 |
RETVAL |
1287 |
|
1288 |
int |
1289 |
nthreads () |
1290 |
PROTOTYPE: |
1291 |
CODE: |
1292 |
if (WORDACCESS_UNSAFE) X_LOCK (wrklock); |
1293 |
RETVAL = started; |
1294 |
if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); |
1295 |
OUTPUT: |
1296 |
RETVAL |
1297 |
|
1298 |
void |
1299 |
set_sync_prepare (SV *cb) |
1300 |
PROTOTYPE: & |
1301 |
CODE: |
1302 |
SvREFCNT_dec (prepare_cb); |
1303 |
prepare_cb = newSVsv (cb); |
1304 |
|
1305 |
char * |
1306 |
strerror (int errorno = errno) |
1307 |
PROTOTYPE: ;$ |
1308 |
CODE: |
1309 |
RETVAL = db_strerror (errorno); |
1310 |
OUTPUT: |
1311 |
RETVAL |
1312 |
|
1313 |
DB_ENV * |
1314 |
db_env_create (U32 env_flags = 0) |
1315 |
CODE: |
1316 |
{ |
1317 |
errno = db_env_create (&RETVAL, env_flags); |
1318 |
if (errno) |
1319 |
croak ("db_env_create: %s", db_strerror (errno)); |
1320 |
|
1321 |
if (0) |
1322 |
{ |
1323 |
RETVAL->set_errcall (RETVAL, debug_errcall); |
1324 |
RETVAL->set_msgcall (RETVAL, debug_msgcall); |
1325 |
} |
1326 |
} |
1327 |
OUTPUT: |
1328 |
RETVAL |
1329 |
|
1330 |
void |
1331 |
db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) |
1332 |
CODE: |
1333 |
{ |
1334 |
dREQ (REQ_ENV_OPEN); |
1335 |
|
1336 |
req->env = env; |
1337 |
req->uint1 = open_flags | DB_THREAD; |
1338 |
req->int1 = mode; |
1339 |
req->buf1 = strdup_ornull (db_home); |
1340 |
REQ_SEND; |
1341 |
} |
1342 |
|
1343 |
void |
1344 |
db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef) |
1345 |
CODE: |
1346 |
{ |
1347 |
dREQ (REQ_ENV_CLOSE); |
1348 |
req->env = env; |
1349 |
req->uint1 = flags; |
1350 |
REQ_SEND; |
1351 |
ptr_nuke (ST (0)); |
1352 |
} |
1353 |
|
1354 |
void |
1355 |
db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef) |
1356 |
CODE: |
1357 |
{ |
1358 |
dREQ (REQ_ENV_TXN_CHECKPOINT); |
1359 |
req->env = env; |
1360 |
req->uint1 = kbyte; |
1361 |
req->int1 = min; |
1362 |
req->uint2 = flags; |
1363 |
REQ_SEND; |
1364 |
} |
1365 |
|
1366 |
void |
1367 |
db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef) |
1368 |
CODE: |
1369 |
{ |
1370 |
dREQ (REQ_ENV_LOCK_DETECT); |
1371 |
req->env = env; |
1372 |
req->uint1 = flags; |
1373 |
req->uint2 = atype; |
1374 |
REQ_SEND; |
1375 |
} |
1376 |
|
1377 |
void |
1378 |
db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef) |
1379 |
CODE: |
1380 |
{ |
1381 |
dREQ (REQ_ENV_MEMP_SYNC); |
1382 |
req->env = env; |
1383 |
REQ_SEND; |
1384 |
} |
1385 |
|
1386 |
void |
1387 |
db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef) |
1388 |
CODE: |
1389 |
{ |
1390 |
dREQ (REQ_ENV_MEMP_TRICKLE); |
1391 |
req->env = env; |
1392 |
req->int1 = percent; |
1393 |
REQ_SEND; |
1394 |
} |
1395 |
|
1396 |
|
1397 |
DB * |
1398 |
db_create (DB_ENV *env = 0, U32 flags = 0) |
1399 |
CODE: |
1400 |
{ |
1401 |
errno = db_create (&RETVAL, env, flags); |
1402 |
if (errno) |
1403 |
croak ("db_create: %s", db_strerror (errno)); |
1404 |
|
1405 |
if (RETVAL) |
1406 |
RETVAL->app_private = (void *)newSVsv (ST (0)); |
1407 |
} |
1408 |
OUTPUT: |
1409 |
RETVAL |
1410 |
|
1411 |
void |
1412 |
db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef) |
1413 |
CODE: |
1414 |
{ |
1415 |
dREQ (REQ_DB_OPEN); |
1416 |
req->db = db; |
1417 |
req->txn = txnid; |
1418 |
req->buf1 = strdup_ornull (file); |
1419 |
req->buf2 = strdup_ornull (database); |
1420 |
req->int1 = type; |
1421 |
req->uint1 = flags | DB_THREAD; |
1422 |
req->int2 = mode; |
1423 |
REQ_SEND; |
1424 |
} |
1425 |
|
1426 |
void |
1427 |
db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) |
1428 |
CODE: |
1429 |
{ |
1430 |
dREQ (REQ_DB_CLOSE); |
1431 |
req->db = db; |
1432 |
req->uint1 = flags; |
1433 |
req->sv1 = (SV *)db->app_private; |
1434 |
REQ_SEND; |
1435 |
ptr_nuke (ST (0)); |
1436 |
} |
1437 |
|
1438 |
void |
1439 |
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) |
1440 |
CODE: |
1441 |
{ |
1442 |
dREQ (REQ_DB_COMPACT); |
1443 |
req->db = db; |
1444 |
req->txn = txn; |
1445 |
sv_to_dbt (&req->dbt1, start); |
1446 |
sv_to_dbt (&req->dbt2, stop); |
1447 |
req->uint1 = flags; |
1448 |
REQ_SEND; |
1449 |
} |
1450 |
|
1451 |
void |
1452 |
db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) |
1453 |
CODE: |
1454 |
{ |
1455 |
dREQ (REQ_DB_SYNC); |
1456 |
req->db = db; |
1457 |
req->uint1 = flags; |
1458 |
REQ_SEND; |
1459 |
} |
1460 |
|
1461 |
void |
1462 |
db_upgrade (DB *db, octetstring file, U32 flags = 0, SV *callback = &PL_sv_undef) |
1463 |
CODE: |
1464 |
{ |
1465 |
dREQ (REQ_DB_SYNC); |
1466 |
req->db = db; |
1467 |
req->buf1 = strdup (file); |
1468 |
req->uint1 = flags; |
1469 |
REQ_SEND; |
1470 |
} |
1471 |
|
1472 |
void |
1473 |
db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef) |
1474 |
CODE: |
1475 |
{ |
1476 |
dREQ (REQ_DB_KEY_RANGE); |
1477 |
req->db = db; |
1478 |
req->txn = txn; |
1479 |
sv_to_dbt (&req->dbt1, key); |
1480 |
req->uint1 = flags; |
1481 |
req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range); |
1482 |
REQ_SEND; |
1483 |
} |
1484 |
|
1485 |
void |
1486 |
db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
1487 |
CODE: |
1488 |
{ |
1489 |
dREQ (REQ_DB_PUT); |
1490 |
req->db = db; |
1491 |
req->txn = txn; |
1492 |
sv_to_dbt (&req->dbt1, key); |
1493 |
sv_to_dbt (&req->dbt2, data); |
1494 |
req->uint1 = flags; |
1495 |
REQ_SEND; |
1496 |
} |
1497 |
|
1498 |
void |
1499 |
db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
1500 |
CODE: |
1501 |
if (SvREADONLY (data)) |
1502 |
croak ("can't modify read-only data scalar in db_get"); |
1503 |
{ |
1504 |
dREQ (REQ_DB_GET); |
1505 |
req->db = db; |
1506 |
req->txn = txn; |
1507 |
req->uint1 = flags; |
1508 |
sv_to_dbt (&req->dbt1, key); |
1509 |
req->dbt3.flags = DB_DBT_MALLOC; |
1510 |
req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); |
1511 |
REQ_SEND; |
1512 |
} |
1513 |
|
1514 |
void |
1515 |
db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
1516 |
CODE: |
1517 |
if (SvREADONLY (data)) |
1518 |
croak ("can't modify read-only data scalar in db_pget"); |
1519 |
{ |
1520 |
dREQ (REQ_DB_PGET); |
1521 |
req->db = db; |
1522 |
req->txn = txn; |
1523 |
req->uint1 = flags; |
1524 |
sv_to_dbt (&req->dbt1, key); |
1525 |
sv_to_dbt (&req->dbt2, pkey); |
1526 |
req->dbt3.flags = DB_DBT_MALLOC; |
1527 |
req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); |
1528 |
REQ_SEND; |
1529 |
} |
1530 |
|
1531 |
void |
1532 |
db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) |
1533 |
CODE: |
1534 |
{ |
1535 |
dREQ (REQ_DB_DEL); |
1536 |
req->db = db; |
1537 |
req->txn = txn; |
1538 |
req->uint1 = flags; |
1539 |
sv_to_dbt (&req->dbt1, key); |
1540 |
REQ_SEND; |
1541 |
} |
1542 |
|
1543 |
void |
1544 |
db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef) |
1545 |
CODE: |
1546 |
{ |
1547 |
dREQ (REQ_TXN_COMMIT); |
1548 |
req->txn = txn; |
1549 |
req->uint1 = flags; |
1550 |
REQ_SEND; |
1551 |
ptr_nuke (ST (0)); |
1552 |
} |
1553 |
|
1554 |
void |
1555 |
db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef) |
1556 |
CODE: |
1557 |
{ |
1558 |
dREQ (REQ_TXN_ABORT); |
1559 |
req->txn = txn; |
1560 |
REQ_SEND; |
1561 |
ptr_nuke (ST (0)); |
1562 |
} |
1563 |
|
1564 |
void |
1565 |
db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef) |
1566 |
CODE: |
1567 |
{ |
1568 |
dREQ (REQ_TXN_FINISH); |
1569 |
req->txn = txn; |
1570 |
req->uint1 = flags; |
1571 |
REQ_SEND; |
1572 |
ptr_nuke (ST (0)); |
1573 |
} |
1574 |
|
1575 |
void |
1576 |
db_c_close (DBC *dbc, SV *callback = &PL_sv_undef) |
1577 |
CODE: |
1578 |
{ |
1579 |
dREQ (REQ_C_CLOSE); |
1580 |
req->dbc = dbc; |
1581 |
REQ_SEND; |
1582 |
ptr_nuke (ST (0)); |
1583 |
} |
1584 |
|
1585 |
void |
1586 |
db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef) |
1587 |
CODE: |
1588 |
{ |
1589 |
dREQ (REQ_C_COUNT); |
1590 |
req->dbc = dbc; |
1591 |
req->sv1 = SvREFCNT_inc (count); |
1592 |
REQ_SEND; |
1593 |
} |
1594 |
|
1595 |
void |
1596 |
db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
1597 |
CODE: |
1598 |
{ |
1599 |
dREQ (REQ_C_PUT); |
1600 |
req->dbc = dbc; |
1601 |
sv_to_dbt (&req->dbt1, key); |
1602 |
sv_to_dbt (&req->dbt2, data); |
1603 |
req->uint1 = flags; |
1604 |
REQ_SEND; |
1605 |
} |
1606 |
|
1607 |
void |
1608 |
db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
1609 |
CODE: |
1610 |
{ |
1611 |
dREQ (REQ_C_GET); |
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 |
if ((flags & DB_GET_BOTH) == DB_GET_BOTH |
1623 |
|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE) |
1624 |
sv_to_dbt (&req->dbt3, data); |
1625 |
else |
1626 |
req->dbt3.flags = DB_DBT_MALLOC; |
1627 |
|
1628 |
req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); |
1629 |
REQ_SEND; |
1630 |
} |
1631 |
|
1632 |
void |
1633 |
db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
1634 |
CODE: |
1635 |
{ |
1636 |
dREQ (REQ_C_PGET); |
1637 |
req->dbc = dbc; |
1638 |
req->uint1 = flags; |
1639 |
if ((flags & DB_SET) == DB_SET |
1640 |
|| (flags & DB_SET_RANGE) == DB_SET_RANGE) |
1641 |
sv_to_dbt (&req->dbt1, key); |
1642 |
else |
1643 |
req->dbt1.flags = DB_DBT_MALLOC; |
1644 |
|
1645 |
req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); |
1646 |
|
1647 |
req->dbt2.flags = DB_DBT_MALLOC; |
1648 |
req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey); |
1649 |
|
1650 |
if ((flags & DB_GET_BOTH) == DB_GET_BOTH |
1651 |
|| (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE) |
1652 |
sv_to_dbt (&req->dbt3, data); |
1653 |
else |
1654 |
req->dbt3.flags = DB_DBT_MALLOC; |
1655 |
|
1656 |
req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); |
1657 |
REQ_SEND; |
1658 |
} |
1659 |
|
1660 |
void |
1661 |
db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef) |
1662 |
CODE: |
1663 |
{ |
1664 |
dREQ (REQ_C_DEL); |
1665 |
req->dbc = dbc; |
1666 |
req->uint1 = flags; |
1667 |
REQ_SEND; |
1668 |
} |
1669 |
|
1670 |
|
1671 |
void |
1672 |
db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) |
1673 |
CODE: |
1674 |
{ |
1675 |
dREQ (REQ_SEQ_OPEN); |
1676 |
req->seq = seq; |
1677 |
req->txn = txnid; |
1678 |
req->uint1 = flags | DB_THREAD; |
1679 |
sv_to_dbt (&req->dbt1, key); |
1680 |
REQ_SEND; |
1681 |
} |
1682 |
|
1683 |
void |
1684 |
db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef) |
1685 |
CODE: |
1686 |
{ |
1687 |
dREQ (REQ_SEQ_CLOSE); |
1688 |
req->seq = seq; |
1689 |
req->uint1 = flags; |
1690 |
REQ_SEND; |
1691 |
ptr_nuke (ST (0)); |
1692 |
} |
1693 |
|
1694 |
void |
1695 |
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) |
1696 |
CODE: |
1697 |
{ |
1698 |
dREQ (REQ_SEQ_GET); |
1699 |
req->seq = seq; |
1700 |
req->txn = txnid; |
1701 |
req->int1 = delta; |
1702 |
req->uint1 = flags; |
1703 |
req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value); |
1704 |
REQ_SEND; |
1705 |
} |
1706 |
|
1707 |
void |
1708 |
db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef) |
1709 |
CODE: |
1710 |
{ |
1711 |
dREQ (REQ_SEQ_REMOVE); |
1712 |
req->seq = seq; |
1713 |
req->txn = txnid; |
1714 |
req->uint1 = flags; |
1715 |
REQ_SEND; |
1716 |
} |
1717 |
|
1718 |
|
1719 |
MODULE = BDB PACKAGE = BDB::Env |
1720 |
|
1721 |
void |
1722 |
DESTROY (DB_ENV_ornuked *env) |
1723 |
CODE: |
1724 |
if (env) |
1725 |
env->close (env, 0); |
1726 |
|
1727 |
int set_data_dir (DB_ENV *env, const char *dir) |
1728 |
CODE: |
1729 |
RETVAL = env->set_data_dir (env, dir); |
1730 |
OUTPUT: |
1731 |
RETVAL |
1732 |
|
1733 |
int set_tmp_dir (DB_ENV *env, const char *dir) |
1734 |
CODE: |
1735 |
RETVAL = env->set_tmp_dir (env, dir); |
1736 |
OUTPUT: |
1737 |
RETVAL |
1738 |
|
1739 |
int set_lg_dir (DB_ENV *env, const char *dir) |
1740 |
CODE: |
1741 |
RETVAL = env->set_lg_dir (env, dir); |
1742 |
OUTPUT: |
1743 |
RETVAL |
1744 |
|
1745 |
int set_shm_key (DB_ENV *env, long shm_key) |
1746 |
CODE: |
1747 |
RETVAL = env->set_shm_key (env, shm_key); |
1748 |
OUTPUT: |
1749 |
RETVAL |
1750 |
|
1751 |
int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0) |
1752 |
CODE: |
1753 |
RETVAL = env->set_cachesize (env, gbytes, bytes, ncache); |
1754 |
OUTPUT: |
1755 |
RETVAL |
1756 |
|
1757 |
int set_flags (DB_ENV *env, U32 flags, int onoff = 1) |
1758 |
CODE: |
1759 |
RETVAL = env->set_flags (env, flags, onoff); |
1760 |
OUTPUT: |
1761 |
RETVAL |
1762 |
|
1763 |
void set_errfile (DB_ENV *env, FILE *errfile = 0) |
1764 |
CODE: |
1765 |
env->set_errfile (env, errfile); |
1766 |
|
1767 |
void set_msgfile (DB_ENV *env, FILE *msgfile = 0) |
1768 |
CODE: |
1769 |
env->set_msgfile (env, msgfile); |
1770 |
|
1771 |
int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1) |
1772 |
CODE: |
1773 |
RETVAL = env->set_verbose (env, which, onoff); |
1774 |
OUTPUT: |
1775 |
RETVAL |
1776 |
|
1777 |
int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) |
1778 |
CODE: |
1779 |
RETVAL = env->set_encrypt (env, password, flags); |
1780 |
OUTPUT: |
1781 |
RETVAL |
1782 |
|
1783 |
int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) |
1784 |
CODE: |
1785 |
RETVAL = env->set_timeout (env, timeout * 1000000, flags); |
1786 |
OUTPUT: |
1787 |
RETVAL |
1788 |
|
1789 |
int set_mp_max_openfd (DB_ENV *env, int maxopenfd); |
1790 |
CODE: |
1791 |
RETVAL = env->set_mp_max_openfd (env, maxopenfd); |
1792 |
OUTPUT: |
1793 |
RETVAL |
1794 |
|
1795 |
int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep); |
1796 |
CODE: |
1797 |
RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep); |
1798 |
OUTPUT: |
1799 |
RETVAL |
1800 |
|
1801 |
int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb) |
1802 |
CODE: |
1803 |
RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20); |
1804 |
OUTPUT: |
1805 |
RETVAL |
1806 |
|
1807 |
int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT) |
1808 |
CODE: |
1809 |
RETVAL = env->set_lk_detect (env, detect); |
1810 |
OUTPUT: |
1811 |
RETVAL |
1812 |
|
1813 |
int set_lk_max_lockers (DB_ENV *env, U32 max) |
1814 |
CODE: |
1815 |
RETVAL = env->set_lk_max_lockers (env, max); |
1816 |
OUTPUT: |
1817 |
RETVAL |
1818 |
|
1819 |
int set_lk_max_locks (DB_ENV *env, U32 max) |
1820 |
CODE: |
1821 |
RETVAL = env->set_lk_max_locks (env, max); |
1822 |
OUTPUT: |
1823 |
RETVAL |
1824 |
|
1825 |
int set_lk_max_objects (DB_ENV *env, U32 max) |
1826 |
CODE: |
1827 |
RETVAL = env->set_lk_max_objects (env, max); |
1828 |
OUTPUT: |
1829 |
RETVAL |
1830 |
|
1831 |
int set_lg_bsize (DB_ENV *env, U32 max) |
1832 |
CODE: |
1833 |
RETVAL = env->set_lg_bsize (env, max); |
1834 |
OUTPUT: |
1835 |
RETVAL |
1836 |
|
1837 |
int set_lg_max (DB_ENV *env, U32 max) |
1838 |
CODE: |
1839 |
RETVAL = env->set_lg_max (env, max); |
1840 |
OUTPUT: |
1841 |
RETVAL |
1842 |
|
1843 |
int mutex_set_max (DB_ENV *env, U32 max) |
1844 |
CODE: |
1845 |
RETVAL = env->mutex_set_max (env, max); |
1846 |
OUTPUT: |
1847 |
RETVAL |
1848 |
|
1849 |
int mutex_set_increment (DB_ENV *env, U32 increment) |
1850 |
CODE: |
1851 |
RETVAL = env->mutex_set_increment (env, increment); |
1852 |
OUTPUT: |
1853 |
RETVAL |
1854 |
|
1855 |
int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins) |
1856 |
CODE: |
1857 |
RETVAL = env->mutex_set_tas_spins (env, tas_spins); |
1858 |
OUTPUT: |
1859 |
RETVAL |
1860 |
|
1861 |
int mutex_set_align (DB_ENV *env, U32 align) |
1862 |
CODE: |
1863 |
RETVAL = env->mutex_set_align (env, align); |
1864 |
OUTPUT: |
1865 |
RETVAL |
1866 |
|
1867 |
DB_TXN * |
1868 |
txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) |
1869 |
CODE: |
1870 |
errno = env->txn_begin (env, parent, &RETVAL, flags); |
1871 |
if (errno) |
1872 |
croak ("DB_ENV->txn_begin: %s", db_strerror (errno)); |
1873 |
OUTPUT: |
1874 |
RETVAL |
1875 |
|
1876 |
MODULE = BDB PACKAGE = BDB::Db |
1877 |
|
1878 |
void |
1879 |
DESTROY (DB_ornuked *db) |
1880 |
CODE: |
1881 |
if (db) |
1882 |
{ |
1883 |
SV *env = (SV *)db->app_private; |
1884 |
db->close (db, 0); |
1885 |
SvREFCNT_dec (env); |
1886 |
} |
1887 |
|
1888 |
int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0) |
1889 |
CODE: |
1890 |
RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); |
1891 |
OUTPUT: |
1892 |
RETVAL |
1893 |
|
1894 |
int set_flags (DB *db, U32 flags) |
1895 |
CODE: |
1896 |
RETVAL = db->set_flags (db, flags); |
1897 |
OUTPUT: |
1898 |
RETVAL |
1899 |
|
1900 |
int set_encrypt (DB *db, const char *password, U32 flags) |
1901 |
CODE: |
1902 |
RETVAL = db->set_encrypt (db, password, flags); |
1903 |
OUTPUT: |
1904 |
RETVAL |
1905 |
|
1906 |
int set_lorder (DB *db, int lorder) |
1907 |
CODE: |
1908 |
RETVAL = db->set_lorder (db, lorder); |
1909 |
OUTPUT: |
1910 |
RETVAL |
1911 |
|
1912 |
int set_bt_minkey (DB *db, U32 minkey) |
1913 |
CODE: |
1914 |
RETVAL = db->set_bt_minkey (db, minkey); |
1915 |
OUTPUT: |
1916 |
RETVAL |
1917 |
|
1918 |
int set_re_delim (DB *db, int delim) |
1919 |
CODE: |
1920 |
RETVAL = db->set_re_delim (db, delim); |
1921 |
OUTPUT: |
1922 |
RETVAL |
1923 |
|
1924 |
int set_re_pad (DB *db, int re_pad) |
1925 |
CODE: |
1926 |
RETVAL = db->set_re_pad (db, re_pad); |
1927 |
OUTPUT: |
1928 |
RETVAL |
1929 |
|
1930 |
int set_re_source (DB *db, char *source) |
1931 |
CODE: |
1932 |
RETVAL = db->set_re_source (db, source); |
1933 |
OUTPUT: |
1934 |
RETVAL |
1935 |
|
1936 |
int set_re_len (DB *db, U32 re_len) |
1937 |
CODE: |
1938 |
RETVAL = db->set_re_len (db, re_len); |
1939 |
OUTPUT: |
1940 |
RETVAL |
1941 |
|
1942 |
int set_h_ffactor (DB *db, U32 h_ffactor) |
1943 |
CODE: |
1944 |
RETVAL = db->set_h_ffactor (db, h_ffactor); |
1945 |
OUTPUT: |
1946 |
RETVAL |
1947 |
|
1948 |
int set_h_nelem (DB *db, U32 h_nelem) |
1949 |
CODE: |
1950 |
RETVAL = db->set_h_nelem (db, h_nelem); |
1951 |
OUTPUT: |
1952 |
RETVAL |
1953 |
|
1954 |
int set_q_extentsize (DB *db, U32 extentsize) |
1955 |
CODE: |
1956 |
RETVAL = db->set_q_extentsize (db, extentsize); |
1957 |
OUTPUT: |
1958 |
RETVAL |
1959 |
|
1960 |
DBC * |
1961 |
cursor (DB *db, DB_TXN_ornull *txn = 0, U32 flags = 0) |
1962 |
CODE: |
1963 |
errno = db->cursor (db, txn, &RETVAL, flags); |
1964 |
if (errno) |
1965 |
croak ("DB->cursor: %s", db_strerror (errno)); |
1966 |
OUTPUT: |
1967 |
RETVAL |
1968 |
|
1969 |
DB_SEQUENCE * |
1970 |
sequence (DB *db, U32 flags = 0) |
1971 |
CODE: |
1972 |
{ |
1973 |
errno = db_sequence_create (&RETVAL, db, flags); |
1974 |
if (errno) |
1975 |
croak ("db_sequence_create: %s", db_strerror (errno)); |
1976 |
} |
1977 |
OUTPUT: |
1978 |
RETVAL |
1979 |
|
1980 |
|
1981 |
MODULE = BDB PACKAGE = BDB::Txn |
1982 |
|
1983 |
void |
1984 |
DESTROY (DB_TXN_ornuked *txn) |
1985 |
CODE: |
1986 |
if (txn) |
1987 |
txn->abort (txn); |
1988 |
|
1989 |
int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) |
1990 |
CODE: |
1991 |
RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); |
1992 |
OUTPUT: |
1993 |
RETVAL |
1994 |
|
1995 |
int failed (DB_TXN *txn) |
1996 |
CODE: |
1997 |
RETVAL = !!(txn->flags & TXN_DEADLOCK); |
1998 |
OUTPUT: |
1999 |
RETVAL |
2000 |
|
2001 |
|
2002 |
MODULE = BDB PACKAGE = BDB::Cursor |
2003 |
|
2004 |
void |
2005 |
DESTROY (DBC_ornuked *dbc) |
2006 |
CODE: |
2007 |
if (dbc) |
2008 |
dbc->c_close (dbc); |
2009 |
|
2010 |
#if DB_VERSION_MINOR >= 6 |
2011 |
|
2012 |
int set_priority (DBC *dbc, int priority) |
2013 |
CODE: |
2014 |
dbc->set_priority (dbc, priority); |
2015 |
|
2016 |
#endif |
2017 |
|
2018 |
MODULE = BDB PACKAGE = BDB::Sequence |
2019 |
|
2020 |
void |
2021 |
DESTROY (DB_SEQUENCE_ornuked *seq) |
2022 |
CODE: |
2023 |
if (seq) |
2024 |
seq->close (seq, 0); |
2025 |
|
2026 |
int initial_value (DB_SEQUENCE *seq, db_seq_t value) |
2027 |
CODE: |
2028 |
RETVAL = seq->initial_value (seq, value); |
2029 |
OUTPUT: |
2030 |
RETVAL |
2031 |
|
2032 |
int set_cachesize (DB_SEQUENCE *seq, U32 size) |
2033 |
CODE: |
2034 |
RETVAL = seq->set_cachesize (seq, size); |
2035 |
OUTPUT: |
2036 |
RETVAL |
2037 |
|
2038 |
int set_flags (DB_SEQUENCE *seq, U32 flags) |
2039 |
CODE: |
2040 |
RETVAL = seq->set_flags (seq, flags); |
2041 |
OUTPUT: |
2042 |
RETVAL |
2043 |
|
2044 |
int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max) |
2045 |
CODE: |
2046 |
RETVAL = seq->set_range (seq, min, max); |
2047 |
OUTPUT: |
2048 |
RETVAL |
2049 |
|