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Comparing BDB/BDB.xs (file contents):
Revision 1.6 by root, Tue Feb 6 01:09:04 2007 UTC vs.
Revision 1.71 by root, Thu Nov 12 00:39:58 2009 UTC

1/* solaris */ 1#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4
2#define _POSIX_PTHREAD_SEMANTICS 1
3 2
4#if __linux && !defined(_GNU_SOURCE) 3#include "xthread.h"
5# define _GNU_SOURCE
6#endif
7
8/* just in case */
9#define _REENTRANT 1
10 4
11#include <errno.h> 5#include <errno.h>
12 6
13#include "EXTERN.h" 7#include "EXTERN.h"
14#include "perl.h" 8#include "perl.h"
15#include "XSUB.h" 9#include "XSUB.h"
16 10
17#include <pthread.h> 11#include "schmorp.h"
12
13// perl stupidly defines these as argument-less macros, breaking
14// lots and lots of code.
15#undef open
16#undef close
17#undef abort
18#undef malloc
19#undef free
20#undef send
18 21
19#include <stddef.h> 22#include <stddef.h>
20#include <stdlib.h> 23#include <stdlib.h>
21#include <errno.h> 24#include <errno.h>
22#include <sys/time.h>
23#include <sys/types.h> 25#include <sys/types.h>
24#include <limits.h> 26#include <limits.h>
25#include <unistd.h>
26#include <fcntl.h> 27#include <fcntl.h>
27 28
29#ifndef _WIN32
30# include <sys/time.h>
31# include <unistd.h>
32#endif
33
28#include <db.h> 34#include <db.h>
35
36#if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3)
37# error you need Berkeley DB 4.3 or a newer 4.x version installed
38#endif
29 39
30/* number of seconds after which idle threads exit */ 40/* number of seconds after which idle threads exit */
31#define IDLE_TIMEOUT 10 41#define IDLE_TIMEOUT 10
32 42
33/* wether word reads are potentially non-atomic. 43typedef SV SV_mutable;
34 * this is conservatice, likely most arches this runs 44
35 * on have atomic word read/writes. 45typedef DB_ENV DB_ENV_ornull;
36 */ 46typedef DB_TXN DB_TXN_ornull;
37#ifndef WORDACCESS_UNSAFE 47typedef DBC DBC_ornull;
38# if __i386 || __x86_64 48typedef DB DB_ornull;
39# define WORDACCESS_UNSAFE 0 49
40# else 50typedef DB_ENV DB_ENV_ornuked;
41# define WORDACCESS_UNSAFE 1 51typedef DB_TXN DB_TXN_ornuked;
52typedef DBC DBC_ornuked;
53typedef DB DB_ornuked;
54
55#if DB_VERSION_MINOR >= 3
56typedef DB_SEQUENCE DB_SEQUENCE_ornull;
57typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
42# endif 58#endif
43#endif
44 59
45typedef DB_ENV DB_ENV_ornull; 60typedef char *bdb_filename;
46typedef DB_TXN DB_TXN_ornull;
47typedef DBC DBC_ornull;
48typedef DB DB_ornull;
49
50typedef SV SV8; /* byte-sv, used for argument-checking */
51typedef char *octetstring;
52 61
53static SV *prepare_cb; 62static SV *prepare_cb;
54 63
64static HV
65 *bdb_stash,
66 *bdb_env_stash,
67 *bdb_txn_stash,
68 *bdb_cursor_stash,
69 *bdb_db_stash,
70 *bdb_sequence_stash;
71
72#if DB_VERSION_MINOR >= 6
73# define c_close close
74# define c_count count
75# define c_del del
76# define c_dup dup
77# define c_get get
78# define c_pget pget
79# define c_put put
80#endif
81
55static inline char * 82static char *
83get_bdb_filename (SV *sv)
84{
85 if (!SvOK (sv))
86 return 0;
87
88#if _WIN32
89 /* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
90 {
91 STRLEN len;
92 char *src = SvPVbyte (sv, len);
93 SV *t1 = sv_newmortal ();
94 SV *t2 = sv_newmortal ();
95
96 sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
97 sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
98
99 len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
100 len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
101 SvPOK_only (t2);
102 SvPVX (t2)[len] = 0;
103 SvCUR_set (t2, len);
104
105 return SvPVX (t2);
106 }
107#else
108 return SvPVbyte_nolen (sv);
109#endif
110}
111
112static void
113debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
114{
115 printf ("err[%s]\n", msg);
116}
117
118static void
119debug_msgcall (const DB_ENV *dbenv, const char *msg)
120{
121 printf ("msg[%s]\n", msg);
122}
123
124static char *
56strdup_ornull (const char *s) 125strdup_ornull (const char *s)
57{ 126{
58 return s ? strdup (s) : 0; 127 return s ? strdup (s) : 0;
59} 128}
60 129
61static inline void 130static void
62sv_to_dbt (DBT *dbt, SV *sv) 131sv_to_dbt (DBT *dbt, SV *sv)
63{ 132{
64 STRLEN len; 133 STRLEN len;
65 char *data = SvPVbyte (sv, len); 134 char *data = SvPVbyte (sv, len);
66 135
… …
68 memcpy (dbt->data, data, len); 137 memcpy (dbt->data, data, len);
69 dbt->size = len; 138 dbt->size = len;
70 dbt->flags = DB_DBT_REALLOC; 139 dbt->flags = DB_DBT_REALLOC;
71} 140}
72 141
73static inline void 142static void
74dbt_to_sv (SV *sv, DBT *dbt) 143dbt_to_sv (SV *sv, DBT *dbt)
75{ 144{
76 if (sv) 145 if (sv)
77 { 146 {
78 SvREADONLY_off (sv); 147 SvREADONLY_off (sv);
148
149 if (dbt->data)
79 sv_setpvn_mg (sv, dbt->data, dbt->size); 150 sv_setpvn_mg (sv, dbt->data, dbt->size);
151 else
152 sv_setsv_mg (sv, &PL_sv_undef);
153
80 SvREFCNT_dec (sv); 154 SvREFCNT_dec (sv);
81 } 155 }
82 156
83 free (dbt->data); 157 free (dbt->data);
84} 158}
85 159
86enum { 160enum {
87 REQ_QUIT, 161 REQ_QUIT,
88 REQ_ENV_OPEN, REQ_ENV_CLOSE, 162 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
163 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
164 REQ_ENV_LOG_ARCHIVE,
89 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, 165 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_VERIFY, REQ_DB_UPGRADE,
166 REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
90 REQ_TXN_COMMIT, REQ_TXN_ABORT, 167 REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
91 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL, 168 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
169 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
92}; 170};
93 171
94typedef struct aio_cb 172typedef struct bdb_cb
95{ 173{
96 struct aio_cb *volatile next; 174 struct bdb_cb *volatile next;
97 SV *callback; 175 SV *callback;
98 int type, pri, result; 176 int type, pri, result;
99 177
100 DB_ENV *env; 178 DB_ENV *env;
101 DB *db; 179 DB *db;
… …
103 DBC *dbc; 181 DBC *dbc;
104 182
105 UV uv1; 183 UV uv1;
106 int int1, int2; 184 int int1, int2;
107 U32 uint1, uint2; 185 U32 uint1, uint2;
108 char *buf1, *buf2; 186 char *buf1, *buf2, *buf3;
109 SV *sv1, *sv2, *sv3; 187 SV *sv1, *sv2, *sv3;
110 188
111 DBT dbt1, dbt2, dbt3; 189 DBT dbt1, dbt2, dbt3;
112} aio_cb; 190 DB_KEY_RANGE key_range;
191#if DB_VERSION_MINOR >= 3
192 DB_SEQUENCE *seq;
193 db_seq_t seq_t;
194#endif
113 195
196 SV *rsv1, *rsv2; // keep some request objects alive
197} bdb_cb;
198
114typedef aio_cb *aio_req; 199typedef bdb_cb *bdb_req;
115 200
116enum { 201enum {
117 PRI_MIN = -4, 202 PRI_MIN = -4,
118 PRI_MAX = 4, 203 PRI_MAX = 4,
119 204
… …
122 NUM_PRI = PRI_MAX + PRI_BIAS + 1, 207 NUM_PRI = PRI_MAX + PRI_BIAS + 1,
123}; 208};
124 209
125#define AIO_TICKS ((1000000 + 1023) >> 10) 210#define AIO_TICKS ((1000000 + 1023) >> 10)
126 211
212static SV *on_next_submit;
213
127static unsigned int max_poll_time = 0; 214static unsigned int max_poll_time = 0;
128static unsigned int max_poll_reqs = 0; 215static unsigned int max_poll_reqs = 0;
129 216
130/* calculcate time difference in ~1/AIO_TICKS of a second */ 217/* calculcate time difference in ~1/AIO_TICKS of a second */
131static int tvdiff (struct timeval *tv1, struct timeval *tv2) 218static int tvdiff (struct timeval *tv1, struct timeval *tv2)
… …
136 223
137static int next_pri = DEFAULT_PRI + PRI_BIAS; 224static int next_pri = DEFAULT_PRI + PRI_BIAS;
138 225
139static unsigned int started, idle, wanted; 226static unsigned int started, idle, wanted;
140 227
141#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
142# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
143#else
144# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
145#endif
146
147#define LOCK(mutex) pthread_mutex_lock (&(mutex))
148#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
149
150/* worker threads management */ 228/* worker threads management */
151static pthread_mutex_t wrklock = AIO_MUTEX_INIT; 229static mutex_t wrklock = X_MUTEX_INIT;
152 230
153typedef struct worker { 231typedef struct worker {
154 /* locked by wrklock */ 232 /* locked by wrklock */
155 struct worker *prev, *next; 233 struct worker *prev, *next;
156 234
157 pthread_t tid; 235 thread_t tid;
158 236
159 /* locked by reslock, reqlock or wrklock */ 237 /* locked by reslock, reqlock or wrklock */
160 aio_req req; /* currently processed request */ 238 bdb_req req; /* currently processed request */
161 void *dbuf; 239 void *dbuf;
162 DIR *dirp; 240 DIR *dirp;
163} worker; 241} worker;
164 242
165static worker wrk_first = { &wrk_first, &wrk_first, 0 }; 243static worker wrk_first = { &wrk_first, &wrk_first, 0 };
… …
177} 255}
178 256
179static volatile unsigned int nreqs, nready, npending; 257static volatile unsigned int nreqs, nready, npending;
180static volatile unsigned int max_idle = 4; 258static volatile unsigned int max_idle = 4;
181static volatile unsigned int max_outstanding = 0xffffffff; 259static volatile unsigned int max_outstanding = 0xffffffff;
182static int respipe [2]; 260static s_epipe respipe;
183 261
184static pthread_mutex_t reslock = AIO_MUTEX_INIT; 262static mutex_t reslock = X_MUTEX_INIT;
185static pthread_mutex_t reqlock = AIO_MUTEX_INIT; 263static mutex_t reqlock = X_MUTEX_INIT;
186static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; 264static cond_t reqwait = X_COND_INIT;
187 265
188#if WORDACCESS_UNSAFE 266#if WORDACCESS_UNSAFE
189 267
190static unsigned int get_nready () 268static unsigned int get_nready (void)
191{ 269{
192 unsigned int retval; 270 unsigned int retval;
193 271
194 LOCK (reqlock); 272 X_LOCK (reqlock);
195 retval = nready; 273 retval = nready;
196 UNLOCK (reqlock); 274 X_UNLOCK (reqlock);
197 275
198 return retval; 276 return retval;
199} 277}
200 278
201static unsigned int get_npending () 279static unsigned int get_npending (void)
202{ 280{
203 unsigned int retval; 281 unsigned int retval;
204 282
205 LOCK (reslock); 283 X_LOCK (reslock);
206 retval = npending; 284 retval = npending;
207 UNLOCK (reslock); 285 X_UNLOCK (reslock);
208 286
209 return retval; 287 return retval;
210} 288}
211 289
212static unsigned int get_nthreads () 290static unsigned int get_nthreads (void)
213{ 291{
214 unsigned int retval; 292 unsigned int retval;
215 293
216 LOCK (wrklock); 294 X_LOCK (wrklock);
217 retval = started; 295 retval = started;
218 UNLOCK (wrklock); 296 X_UNLOCK (wrklock);
219 297
220 return retval; 298 return retval;
221} 299}
222 300
223#else 301#else
… …
232 * a somewhat faster data structure might be nice, but 310 * a somewhat faster data structure might be nice, but
233 * with 8 priorities this actually needs <20 insns 311 * with 8 priorities this actually needs <20 insns
234 * per shift, the most expensive operation. 312 * per shift, the most expensive operation.
235 */ 313 */
236typedef struct { 314typedef struct {
237 aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ 315 bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
238 int size; 316 int size;
239} reqq; 317} reqq;
240 318
241static reqq req_queue; 319static reqq req_queue;
242static reqq res_queue; 320static reqq res_queue;
243 321
244int reqq_push (reqq *q, aio_req req) 322int reqq_push (reqq *q, bdb_req req)
245{ 323{
246 int pri = req->pri; 324 int pri = req->pri;
247 req->next = 0; 325 req->next = 0;
248 326
249 if (q->qe[pri]) 327 if (q->qe[pri])
… …
255 q->qe[pri] = q->qs[pri] = req; 333 q->qe[pri] = q->qs[pri] = req;
256 334
257 return q->size++; 335 return q->size++;
258} 336}
259 337
260aio_req reqq_shift (reqq *q) 338bdb_req reqq_shift (reqq *q)
261{ 339{
262 int pri; 340 int pri;
263 341
264 if (!q->size) 342 if (!q->size)
265 return 0; 343 return 0;
266 344
267 --q->size; 345 --q->size;
268 346
269 for (pri = NUM_PRI; pri--; ) 347 for (pri = NUM_PRI; pri--; )
270 { 348 {
271 aio_req req = q->qs[pri]; 349 bdb_req req = q->qs[pri];
272 350
273 if (req) 351 if (req)
274 { 352 {
275 if (!(q->qs[pri] = req->next)) 353 if (!(q->qs[pri] = req->next))
276 q->qe[pri] = 0; 354 q->qe[pri] = 0;
… …
280 } 358 }
281 359
282 abort (); 360 abort ();
283} 361}
284 362
285static int poll_cb (); 363static int poll_cb (void);
286static void req_free (aio_req req); 364static void req_free (bdb_req req);
287static void req_cancel (aio_req req);
288 365
289static int req_invoke (aio_req req) 366static int req_invoke (bdb_req req)
290{ 367{
291 dSP; 368 switch (req->type)
292
293 if (SvOK (req->callback))
294 { 369 {
370 case REQ_DB_CLOSE:
371 SvREFCNT_dec (req->sv1);
372 break;
373
374 case REQ_DB_GET:
375 case REQ_DB_PGET:
376 case REQ_C_GET:
377 case REQ_C_PGET:
378 case REQ_DB_PUT:
379 case REQ_C_PUT:
380 dbt_to_sv (req->sv1, &req->dbt1);
381 dbt_to_sv (req->sv2, &req->dbt2);
382 dbt_to_sv (req->sv3, &req->dbt3);
383 break;
384
385 case REQ_DB_KEY_RANGE:
386 {
387 AV *av = newAV ();
388
389 av_push (av, newSVnv (req->key_range.less));
390 av_push (av, newSVnv (req->key_range.equal));
391 av_push (av, newSVnv (req->key_range.greater));
392
393 av = (AV *)newRV_noinc ((SV *)av);
394
395 SvREADONLY_off (req->sv1);
396 sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
397 SvREFCNT_dec (av);
398 SvREFCNT_dec (req->sv1);
399 }
400 break;
401
402#if DB_VERSION_MINOR >= 3
403 case REQ_SEQ_GET:
404 SvREADONLY_off (req->sv1);
405
406 if (sizeof (IV) > 4)
407 sv_setiv_mg (req->sv1, (IV)req->seq_t);
408 else
409 sv_setnv_mg (req->sv1, (NV)req->seq_t);
410
411 SvREFCNT_dec (req->sv1);
412 break;
413#endif
414
415 case REQ_ENV_LOG_ARCHIVE:
416 {
417 AV *av = newAV ();
418 char **listp = (char **)req->buf1;
419
420 if (listp)
421 while (*listp)
422 av_push (av, newSVpv (*listp, 0)), ++listp;
423
424 av = (AV *)newRV_noinc ((SV *)av);
425
426 SvREADONLY_off (req->sv1);
427 sv_setsv_mg (req->sv1, (SV *)av);
428 SvREFCNT_dec (av);
429 SvREFCNT_dec (req->sv1);
430 }
431 break;
432 }
433
434 errno = req->result;
435
436 if (req->callback)
437 {
438 dSP;
439
295 ENTER; 440 ENTER;
296 SAVETMPS; 441 SAVETMPS;
297 PUSHMARK (SP); 442 PUSHMARK (SP);
298 EXTEND (SP, 1);
299
300 switch (req->type)
301 {
302 case REQ_DB_CLOSE:
303 SvREFCNT_dec (req->sv1);
304 break;
305
306 case REQ_DB_GET:
307 case REQ_DB_PGET:
308 dbt_to_sv (req->sv3, &req->dbt3);
309 break;
310
311 case REQ_C_GET:
312 case REQ_C_PGET:
313 dbt_to_sv (req->sv1, &req->dbt1);
314 dbt_to_sv (req->sv2, &req->dbt2);
315 dbt_to_sv (req->sv3, &req->dbt3);
316 break;
317 }
318
319 errno = req->result;
320 443
321 PUTBACK; 444 PUTBACK;
322 call_sv (req->callback, G_VOID | G_EVAL); 445 call_sv (req->callback, G_VOID | G_EVAL);
323 SPAGAIN; 446 SPAGAIN;
324 447
325 FREETMPS; 448 FREETMPS;
326 LEAVE; 449 LEAVE;
450
451 return !SvTRUE (ERRSV);
327 } 452 }
328 453
329 return !SvTRUE (ERRSV); 454 return 1;
330} 455}
331 456
332static void req_free (aio_req req) 457static void req_free (bdb_req req)
333{ 458{
459 SvREFCNT_dec (req->callback);
460
461 SvREFCNT_dec (req->rsv1);
462 SvREFCNT_dec (req->rsv2);
463
334 free (req->buf1); 464 free (req->buf1);
335 free (req->buf2); 465 free (req->buf2);
466 free (req->buf3);
467
336 Safefree (req); 468 Safefree (req);
337} 469}
338 470
339static void *aio_proc (void *arg); 471static void
472create_respipe (void)
473{
474 if (s_epipe_renew (&respipe))
475 croak ("BDB: unable to create event pipe");
476}
477
478static void bdb_request (bdb_req req);
479X_THREAD_PROC (bdb_proc);
340 480
341static void start_thread (void) 481static void start_thread (void)
342{ 482{
343 sigset_t fullsigset, oldsigset;
344 pthread_attr_t attr;
345
346 worker *wrk = calloc (1, sizeof (worker)); 483 worker *wrk = calloc (1, sizeof (worker));
347 484
348 if (!wrk) 485 if (!wrk)
349 croak ("unable to allocate worker thread data"); 486 croak ("unable to allocate worker thread data");
350 487
351 pthread_attr_init (&attr);
352 pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
353#ifdef PTHREAD_SCOPE_PROCESS
354 pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
355#endif
356
357 sigfillset (&fullsigset);
358
359 LOCK (wrklock); 488 X_LOCK (wrklock);
360 pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
361
362 if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) 489 if (thread_create (&wrk->tid, bdb_proc, (void *)wrk))
363 { 490 {
364 wrk->prev = &wrk_first; 491 wrk->prev = &wrk_first;
365 wrk->next = wrk_first.next; 492 wrk->next = wrk_first.next;
366 wrk_first.next->prev = wrk; 493 wrk_first.next->prev = wrk;
367 wrk_first.next = wrk; 494 wrk_first.next = wrk;
368 ++started; 495 ++started;
369 } 496 }
370 else 497 else
371 free (wrk); 498 free (wrk);
372 499
373 pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
374 UNLOCK (wrklock); 500 X_UNLOCK (wrklock);
375} 501}
376 502
377static void maybe_start_thread () 503static void maybe_start_thread (void)
378{ 504{
379 if (get_nthreads () >= wanted) 505 if (get_nthreads () >= wanted)
380 return; 506 return;
381 507
382 /* todo: maybe use idle here, but might be less exact */ 508 /* todo: maybe use idle here, but might be less exact */
… …
384 return; 510 return;
385 511
386 start_thread (); 512 start_thread ();
387} 513}
388 514
389static void req_send (aio_req req) 515static void req_send (bdb_req req)
390{ 516{
391 SV *wait_callback = 0; 517 SV *wait_callback = 0;
392 518
393 // synthesize callback if none given 519 if (on_next_submit)
394 if (!SvOK (req->callback))
395 { 520 {
396 dSP; 521 dSP;
522 SV *cb = sv_2mortal (on_next_submit);
523
524 on_next_submit = 0;
525
397 PUSHMARK (SP); 526 PUSHMARK (SP);
398 PUTBACK; 527 PUTBACK;
399 int count = call_sv (prepare_cb, G_ARRAY); 528 call_sv (cb, G_DISCARD | G_EVAL);
400 SPAGAIN; 529 SPAGAIN;
401
402 if (count != 2)
403 croak ("prepare callback must return exactly two values\n");
404
405 wait_callback = SvREFCNT_inc (POPs);
406 SvREFCNT_dec (req->callback);
407 req->callback = SvREFCNT_inc (POPs);
408 } 530 }
409 531
532 // synthesize callback if none given
533 if (!req->callback)
534 {
535 if (SvOK (prepare_cb))
536 {
537 int count;
538
539 dSP;
540 PUSHMARK (SP);
541 PUTBACK;
542 count = call_sv (prepare_cb, G_ARRAY);
543 SPAGAIN;
544
545 if (count != 2)
546 croak ("sync prepare callback must return exactly two values\n");
547
548 wait_callback = POPs;
549 req->callback = SvREFCNT_inc (POPs);
550 }
551 else
552 {
553 // execute request synchronously
554 bdb_request (req);
555 req_invoke (req);
556 req_free (req);
557 return;
558 }
559 }
560
410 ++nreqs; 561 ++nreqs;
411 562
412 LOCK (reqlock); 563 X_LOCK (reqlock);
413 ++nready; 564 ++nready;
414 reqq_push (&req_queue, req); 565 reqq_push (&req_queue, req);
415 pthread_cond_signal (&reqwait); 566 X_COND_SIGNAL (reqwait);
416 UNLOCK (reqlock); 567 X_UNLOCK (reqlock);
417 568
418 maybe_start_thread (); 569 maybe_start_thread ();
419 570
420 if (wait_callback) 571 if (wait_callback)
421 { 572 {
422 dSP; 573 dSP;
423 PUSHMARK (SP); 574 PUSHMARK (SP);
424 PUTBACK; 575 PUTBACK;
425 call_sv (wait_callback, G_DISCARD); 576 call_sv (wait_callback, G_DISCARD);
426 SvREFCNT_dec (wait_callback);
427 } 577 }
428} 578}
429 579
430static void end_thread (void) 580static void end_thread (void)
431{ 581{
432 aio_req req; 582 bdb_req req = calloc (1, sizeof (bdb_cb));
433
434 Newz (0, req, 1, aio_cb);
435 583
436 req->type = REQ_QUIT; 584 req->type = REQ_QUIT;
437 req->pri = PRI_MAX + PRI_BIAS; 585 req->pri = PRI_MAX + PRI_BIAS;
438 586
439 LOCK (reqlock); 587 X_LOCK (reqlock);
440 reqq_push (&req_queue, req); 588 reqq_push (&req_queue, req);
441 pthread_cond_signal (&reqwait); 589 X_COND_SIGNAL (reqwait);
442 UNLOCK (reqlock); 590 X_UNLOCK (reqlock);
443 591
444 LOCK (wrklock); 592 X_LOCK (wrklock);
445 --started; 593 --started;
446 UNLOCK (wrklock); 594 X_UNLOCK (wrklock);
447} 595}
448 596
449static void set_max_idle (int nthreads) 597static void set_max_idle (int nthreads)
450{ 598{
451 if (WORDACCESS_UNSAFE) LOCK (reqlock); 599 if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
452 max_idle = nthreads <= 0 ? 1 : nthreads; 600 max_idle = nthreads <= 0 ? 1 : nthreads;
453 if (WORDACCESS_UNSAFE) UNLOCK (reqlock); 601 if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
454} 602}
455 603
456static void min_parallel (int nthreads) 604static void min_parallel (int nthreads)
457{ 605{
458 if (wanted < nthreads) 606 if (wanted < nthreads)
… …
466 614
467 while (started > wanted) 615 while (started > wanted)
468 end_thread (); 616 end_thread ();
469} 617}
470 618
471static void poll_wait () 619static void poll_wait (void)
472{ 620{
473 fd_set rfd;
474
475 while (nreqs) 621 while (nreqs)
476 { 622 {
477 int size; 623 int size;
478 if (WORDACCESS_UNSAFE) LOCK (reslock); 624 if (WORDACCESS_UNSAFE) X_LOCK (reslock);
479 size = res_queue.size; 625 size = res_queue.size;
480 if (WORDACCESS_UNSAFE) UNLOCK (reslock); 626 if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
481 627
482 if (size) 628 if (size)
483 return; 629 return;
484 630
485 maybe_start_thread (); 631 maybe_start_thread ();
486 632
487 FD_ZERO(&rfd); 633 s_epipe_wait (&respipe);
488 FD_SET(respipe [0], &rfd);
489
490 select (respipe [0] + 1, &rfd, 0, 0, 0);
491 } 634 }
492} 635}
493 636
494static int poll_cb () 637static int poll_cb (void)
495{ 638{
496 dSP; 639 dSP;
497 int count = 0; 640 int count = 0;
498 int maxreqs = max_poll_reqs; 641 int maxreqs = max_poll_reqs;
499 int do_croak = 0; 642 int do_croak = 0;
500 struct timeval tv_start, tv_now; 643 struct timeval tv_start, tv_now;
501 aio_req req; 644 bdb_req req;
502 645
503 if (max_poll_time) 646 if (max_poll_time)
504 gettimeofday (&tv_start, 0); 647 gettimeofday (&tv_start, 0);
505 648
506 for (;;) 649 for (;;)
507 { 650 {
508 for (;;) 651 for (;;)
509 { 652 {
510 maybe_start_thread (); 653 maybe_start_thread ();
511 654
512 LOCK (reslock); 655 X_LOCK (reslock);
513 req = reqq_shift (&res_queue); 656 req = reqq_shift (&res_queue);
514 657
515 if (req) 658 if (req)
516 { 659 {
517 --npending; 660 --npending;
518 661
519 if (!res_queue.size) 662 if (!res_queue.size)
520 {
521 /* read any signals sent by the worker threads */ 663 /* read any signals sent by the worker threads */
522 char buf [4]; 664 s_epipe_drain (&respipe);
523 while (read (respipe [0], buf, 4) == 4)
524 ;
525 }
526 } 665 }
527 666
528 UNLOCK (reslock); 667 X_UNLOCK (reslock);
529 668
530 if (!req) 669 if (!req)
531 break; 670 break;
532 671
533 --nreqs; 672 --nreqs;
… …
563 } 702 }
564 703
565 return count; 704 return count;
566} 705}
567 706
568static void create_pipe ()
569{
570 if (pipe (respipe))
571 croak ("unable to initialize result pipe");
572
573 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
574 croak ("cannot set result pipe to nonblocking mode");
575
576 if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
577 croak ("cannot set result pipe to nonblocking mode");
578}
579
580/*****************************************************************************/ 707/*****************************************************************************/
581 708
582static void *aio_proc (void *thr_arg) 709static void
710bdb_request (bdb_req req)
583{ 711{
712 switch (req->type)
713 {
714 case REQ_ENV_OPEN:
715 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
716 break;
717
718 case REQ_ENV_CLOSE:
719 req->result = req->env->close (req->env, req->uint1);
720 break;
721
722 case REQ_ENV_TXN_CHECKPOINT:
723 req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
724 break;
725
726 case REQ_ENV_LOCK_DETECT:
727 req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
728 break;
729
730 case REQ_ENV_MEMP_SYNC:
731 req->result = req->env->memp_sync (req->env, 0);
732 break;
733
734 case REQ_ENV_MEMP_TRICKLE:
735 req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
736 break;
737
738 case REQ_ENV_DBREMOVE:
739 req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
740 break;
741
742 case REQ_ENV_DBRENAME:
743 req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
744 break;
745
746 case REQ_DB_OPEN:
747 req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
748 break;
749
750 case REQ_DB_CLOSE:
751 req->result = req->db->close (req->db, req->uint1);
752 break;
753
754#if DB_VERSION_MINOR >= 4
755 case REQ_DB_COMPACT:
756 req->result = req->db->compact (req->db, req->txn, req->dbt1.data ? &req->dbt1 : 0, req->dbt2.data ? &req->dbt2 : 0, 0, req->uint1, 0);
757 break;
758#endif
759
760 case REQ_DB_SYNC:
761 req->result = req->db->sync (req->db, req->uint1);
762 break;
763
764 case REQ_DB_VERIFY:
765 req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
766 break;
767
768 case REQ_DB_UPGRADE:
769 req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
770 break;
771
772 case REQ_DB_PUT:
773 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
774 break;
775
776#if DB_VERSION_MINOR >= 6
777 case REQ_DB_EXISTS:
778 req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
779 break;
780#endif
781 case REQ_DB_GET:
782 req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
783 break;
784
785 case REQ_DB_PGET:
786 req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
787 break;
788
789 case REQ_DB_DEL:
790 req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
791 break;
792
793 case REQ_DB_KEY_RANGE:
794 req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
795 break;
796
797 case REQ_TXN_COMMIT:
798 req->result = req->txn->commit (req->txn, req->uint1);
799 break;
800
801 case REQ_TXN_ABORT:
802 req->result = req->txn->abort (req->txn);
803 break;
804
805 case REQ_TXN_FINISH:
806 if (req->txn->flags & TXN_DEADLOCK)
807 {
808 req->result = req->txn->abort (req->txn);
809 if (!req->result)
810 req->result = DB_LOCK_DEADLOCK;
811 }
812 else
813 req->result = req->txn->commit (req->txn, req->uint1);
814 break;
815
816 case REQ_C_CLOSE:
817 req->result = req->dbc->c_close (req->dbc);
818 break;
819
820 case REQ_C_COUNT:
821 {
822 db_recno_t recno;
823 req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
824 req->uv1 = recno;
825 }
826 break;
827
828 case REQ_C_PUT:
829 req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
830 break;
831
832 case REQ_C_GET:
833 req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
834 break;
835
836 case REQ_C_PGET:
837 req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
838 break;
839
840 case REQ_C_DEL:
841 req->result = req->dbc->c_del (req->dbc, req->uint1);
842 break;
843
844#if DB_VERSION_MINOR >= 3
845 case REQ_SEQ_OPEN:
846 req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
847 break;
848
849 case REQ_SEQ_CLOSE:
850 req->result = req->seq->close (req->seq, req->uint1);
851 break;
852
853 case REQ_SEQ_GET:
854 req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
855 break;
856
857 case REQ_SEQ_REMOVE:
858 req->result = req->seq->remove (req->seq, req->txn, req->uint1);
859 break;
860#endif
861
862 case REQ_ENV_LOG_ARCHIVE:
863 {
864 char **listp = 0; /* DB_ARCH_REMOVE does not touch listp, contrary to docs */
865 req->result = req->env->log_archive (req->env, &listp, req->uint1);
866 req->buf1 = (char *)listp;
867 }
868 break;
869
870 default:
871 req->result = ENOSYS;
872 break;
873 }
874
875 if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
876 req->txn->flags |= TXN_DEADLOCK;
877}
878
879X_THREAD_PROC (bdb_proc)
880{
584 aio_req req; 881 bdb_req req;
585 struct timespec ts; 882 struct timespec ts;
586 worker *self = (worker *)thr_arg; 883 worker *self = (worker *)thr_arg;
587 884
588 /* try to distribute timeouts somewhat evenly */ 885 /* try to distribute timeouts somewhat evenly */
589 ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL) 886 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
590 * (1000000000UL / 1024UL);
591 887
592 for (;;) 888 for (;;)
593 { 889 {
594 ts.tv_sec = time (0) + IDLE_TIMEOUT; 890 ts.tv_sec = time (0) + IDLE_TIMEOUT;
595 891
596 LOCK (reqlock); 892 X_LOCK (reqlock);
597 893
598 for (;;) 894 for (;;)
599 { 895 {
600 self->req = req = reqq_shift (&req_queue); 896 self->req = req = reqq_shift (&req_queue);
601 897
602 if (req) 898 if (req)
603 break; 899 break;
604 900
605 ++idle; 901 ++idle;
606 902
607 if (pthread_cond_timedwait (&reqwait, &reqlock, &ts) 903 if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
608 == ETIMEDOUT) 904 == ETIMEDOUT)
609 { 905 {
610 if (idle > max_idle) 906 if (idle > max_idle)
611 { 907 {
612 --idle; 908 --idle;
613 UNLOCK (reqlock); 909 X_UNLOCK (reqlock);
614 LOCK (wrklock); 910 X_LOCK (wrklock);
615 --started; 911 --started;
616 UNLOCK (wrklock); 912 X_UNLOCK (wrklock);
617 goto quit; 913 goto quit;
618 } 914 }
619 915
620 /* we are allowed to idle, so do so without any timeout */ 916 /* we are allowed to idle, so do so without any timeout */
621 pthread_cond_wait (&reqwait, &reqlock); 917 X_COND_WAIT (reqwait, reqlock);
622 ts.tv_sec = time (0) + IDLE_TIMEOUT; 918 ts.tv_sec = time (0) + IDLE_TIMEOUT;
623 } 919 }
624 920
625 --idle; 921 --idle;
626 } 922 }
627 923
628 --nready; 924 --nready;
629 925
630 UNLOCK (reqlock); 926 X_UNLOCK (reqlock);
631 927
632 switch (req->type) 928 if (req->type == REQ_QUIT)
633 { 929 {
634 case REQ_QUIT: 930 X_LOCK (reslock);
931 free (req);
932 self->req = 0;
933 X_UNLOCK (reslock);
934
635 goto quit; 935 goto quit;
636
637 case REQ_ENV_OPEN:
638 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
639 break;
640
641 case REQ_ENV_CLOSE:
642 req->result = req->env->close (req->env, req->uint1);
643 break;
644
645 case REQ_DB_OPEN:
646 req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
647 break;
648
649 case REQ_DB_CLOSE:
650 req->result = req->db->close (req->db, req->uint1);
651 break;
652
653 case REQ_DB_COMPACT:
654 req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
655 break;
656
657 case REQ_DB_SYNC:
658 req->result = req->db->sync (req->db, req->uint1);
659 break;
660
661 case REQ_DB_PUT:
662 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
663 break;
664
665 case REQ_DB_GET:
666 req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
667 break;
668
669 case REQ_DB_PGET:
670 req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
671 break;
672
673 case REQ_DB_DEL:
674 req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
675 break;
676
677 case REQ_TXN_COMMIT:
678 req->result = req->txn->commit (req->txn, req->uint1);
679 break;
680
681 case REQ_TXN_ABORT:
682 req->result = req->txn->abort (req->txn);
683 break;
684
685 case REQ_C_CLOSE:
686 req->result = req->dbc->c_close (req->dbc);
687 break;
688
689 case REQ_C_COUNT:
690 {
691 db_recno_t recno;
692 req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
693 req->uv1 = recno;
694 }
695 break;
696
697 case REQ_C_PUT:
698 req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
699 break;
700
701 case REQ_C_GET:
702 req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
703 break;
704
705 case REQ_C_PGET:
706 req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
707 break;
708
709 case REQ_C_DEL:
710 req->result = req->dbc->c_del (req->dbc, req->uint1);
711 break;
712
713 default:
714 req->result = ENOSYS;
715 break;
716 } 936 }
717 937
938 bdb_request (req);
939
718 LOCK (reslock); 940 X_LOCK (reslock);
719 941
720 ++npending; 942 ++npending;
721 943
722 if (!reqq_push (&res_queue, req)) 944 if (!reqq_push (&res_queue, req))
723 /* write a dummy byte to the pipe so fh becomes ready */ 945 s_epipe_signal (&respipe);
724 write (respipe [1], &respipe, 1);
725 946
726 self->req = 0; 947 self->req = 0;
727 worker_clear (self); 948 worker_clear (self);
728 949
729 UNLOCK (reslock); 950 X_UNLOCK (reslock);
730 } 951 }
731 952
732quit: 953quit:
733 LOCK (wrklock); 954 X_LOCK (wrklock);
734 worker_free (self); 955 worker_free (self);
735 UNLOCK (wrklock); 956 X_UNLOCK (wrklock);
736 957
737 return 0; 958 return 0;
738} 959}
739 960
740/*****************************************************************************/ 961/*****************************************************************************/
741 962
742static void atfork_prepare (void) 963static void atfork_prepare (void)
743{ 964{
744 LOCK (wrklock); 965 X_LOCK (wrklock);
745 LOCK (reqlock); 966 X_LOCK (reqlock);
746 LOCK (reslock); 967 X_LOCK (reslock);
747} 968}
748 969
749static void atfork_parent (void) 970static void atfork_parent (void)
750{ 971{
751 UNLOCK (reslock); 972 X_UNLOCK (reslock);
752 UNLOCK (reqlock); 973 X_UNLOCK (reqlock);
753 UNLOCK (wrklock); 974 X_UNLOCK (wrklock);
754} 975}
755 976
756static void atfork_child (void) 977static void atfork_child (void)
757{ 978{
758 aio_req prv; 979 bdb_req prv;
759 980
760 while (prv = reqq_shift (&req_queue)) 981 while (prv = reqq_shift (&req_queue))
761 req_free (prv); 982 req_free (prv);
762 983
763 while (prv = reqq_shift (&res_queue)) 984 while (prv = reqq_shift (&res_queue))
… …
778 idle = 0; 999 idle = 0;
779 nreqs = 0; 1000 nreqs = 0;
780 nready = 0; 1001 nready = 0;
781 npending = 0; 1002 npending = 0;
782 1003
783 close (respipe [0]);
784 close (respipe [1]);
785 create_pipe (); 1004 create_respipe ();
786 1005
787 atfork_parent (); 1006 atfork_parent ();
788} 1007}
789 1008
790#define dREQ(reqtype) \ 1009#define dREQ(reqtype,rsvcnt) \
791 aio_req req; \ 1010 bdb_req req; \
792 int req_pri = next_pri; \ 1011 int req_pri = next_pri; \
793 next_pri = DEFAULT_PRI + PRI_BIAS; \ 1012 next_pri = DEFAULT_PRI + PRI_BIAS; \
794 \ 1013 \
795 if (SvOK (callback) && !SvROK (callback)) \ 1014 if (callback && SvOK (callback)) \
796 croak ("callback must be undef or of reference type"); \ 1015 croak ("callback has illegal type or extra arguments"); \
797 \ 1016 \
798 Newz (0, req, 1, aio_cb); \ 1017 Newz (0, req, 1, bdb_cb); \
799 if (!req) \ 1018 if (!req) \
800 croak ("out of memory during aio_req allocation"); \ 1019 croak ("out of memory during bdb_req allocation"); \
801 \ 1020 \
802 req->callback = newSVsv (callback); \ 1021 req->callback = SvREFCNT_inc (cb); \
803 req->type = (reqtype); \ 1022 req->type = (reqtype); \
804 req->pri = req_pri 1023 req->pri = req_pri; \
1024 if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
1025 if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
1026 (void)0;
805 1027
806#define REQ_SEND \ 1028#define REQ_SEND \
807 req_send (req) 1029 req_send (req)
808 1030
809#define SvPTR(var, arg, type, class, nullok) \ 1031#define SvPTR(var, arg, type, stash, class, nullok) \
810 if (!SvOK (arg)) \ 1032 if (!SvOK (arg)) \
811 { \ 1033 { \
812 if (!nullok) \ 1034 if (nullok != 1) \
813 Perl_croak (# var " must be a " # class " object, not undef"); \ 1035 croak (# var " must be a " # class " object, not undef"); \
814 \ 1036 \
815 (var) = 0; \ 1037 (var) = 0; \
816 } \ 1038 } \
817 else if (sv_derived_from ((arg), # class)) \ 1039 else if (SvSTASH (SvRV (arg)) == stash || sv_derived_from ((arg), # class)) \
818 { \ 1040 { \
819 IV tmp = SvIV ((SV*) SvRV (arg)); \ 1041 IV tmp = SvIV ((SV*) SvRV (arg)); \
820 (var) = INT2PTR (type, tmp); \ 1042 (var) = INT2PTR (type, tmp); \
821 if (!var) \ 1043 if (!var && nullok != 2) \
822 Perl_croak (# var " is not a valid " # class " object anymore"); \ 1044 croak (# var " is not a valid " # class " object anymore"); \
823 } \ 1045 } \
824 else \ 1046 else \
825 Perl_croak (# var " is not of type " # class); \ 1047 croak (# var " is not of type " # class);
826 \ 1048
1049#define ARG_MUTABLE(name) \
1050 if (SvREADONLY (name)) \
1051 croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
1052
1053static SV *
1054newSVptr (void *ptr, HV *stash)
1055{
1056 SV *rv = NEWSV (0, 0);
1057 sv_upgrade (rv, SVt_PVMG);
1058 sv_setiv (rv, PTR2IV (ptr));
1059
1060 return sv_bless (newRV_noinc (rv), stash);
1061}
827 1062
828static void 1063static void
829ptr_nuke (SV *sv) 1064ptr_nuke (SV *sv)
830{ 1065{
831 assert (SvROK (sv)); 1066 assert (SvROK (sv));
832 sv_setiv (SvRV (sv), 0); 1067 sv_setiv (SvRV (sv), 0);
833} 1068}
834 1069
1070static int
1071errno_get (pTHX_ SV *sv, MAGIC *mg)
1072{
1073 if (*mg->mg_ptr == '!') // should always be the case
1074 if (-30999 <= errno && errno <= -30800)
1075 {
1076 sv_setnv (sv, (NV)errno);
1077 sv_setpv (sv, db_strerror (errno));
1078 SvNOK_on (sv); /* what a wonderful hack! */
1079 // ^^^ copied from perl sources
1080 return 0;
1081 }
1082
1083 return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
1084}
1085
1086static MGVTBL vtbl_errno;
1087
1088// this wonderful hack :( patches perl's $! variable to support our errno values
1089static void
1090patch_errno (void)
1091{
1092 SV *sv;
1093 MAGIC *mg;
1094
1095 if (!(sv = get_sv ("!", 1)))
1096 return;
1097
1098 if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
1099 return;
1100
1101 if (mg->mg_virtual != &PL_vtbl_sv)
1102 return;
1103
1104 vtbl_errno = PL_vtbl_sv;
1105 vtbl_errno.svt_get = errno_get;
1106 mg->mg_virtual = &vtbl_errno;
1107}
1108
1109#if __GNUC__ >= 4
1110# define noinline __attribute__ ((noinline))
1111#else
1112# define noinline
1113#endif
1114
1115static noinline SV *
1116pop_callback (I32 *ritems, SV *sv)
1117{
1118 if (SvROK (sv))
1119 {
1120 HV *st;
1121 GV *gvp;
1122 CV *cv;
1123 const char *name;
1124
1125 /* forgive me */
1126 if (SvTYPE (SvRV (sv)) == SVt_PVMG
1127 && (st = SvSTASH (SvRV (sv)))
1128 && (name = HvNAME_get (st))
1129 && (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
1130 return 0;
1131
1132 if ((cv = sv_2cv (sv, &st, &gvp, 0)))
1133 {
1134 --*ritems;
1135 return (SV *)cv;
1136 }
1137 }
1138
1139 return 0;
1140}
1141
1142/*****************************************************************************/
1143
1144#if 0
1145static int
1146bt_pfxc_compare (DB *db, const DBT *dbt1, const DBT *dbt2)
1147{
1148 ssize_t size1 = dbt1->size;
1149 ssize_t size2 = dbt2->size;
1150 int res = memcmp ((void *)dbt1->data, (void *)dbt2->data,
1151 size1 <= size2 ? size1 : size2);
1152
1153 if (res)
1154 return res;
1155 else if (size1 - size2)
1156 return size1 - size2;
1157 else
1158 return 0;
1159}
1160
1161static size_t
1162bt_pfxc_prefix_x (DB *db, const DBT *dbt1, const DBT *dbt2)
1163{
1164 ssize_t size1 = dbt1->size;
1165 ssize_t size2 = dbt2->size;
1166 u_int8_t *p1 = (u_int8_t *)dbt1->data;
1167 u_int8_t *p2 = (u_int8_t *)dbt2->data;
1168 u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
1169
1170 while (p1 < pe)
1171 if (*p1++ != *p2++)
1172 return p1 - (u_int8_t *)dbt1->data - 1;
1173
1174 if (size1 < size2) return size1 + 1;
1175 if (size1 > size2) return size2 + 1;
1176
1177 return size1;
1178}
1179#endif
1180
1181/*****************************************************************************/
1182
1183/* stupid windows defines CALLBACK as well */
1184#undef CALLBACK
1185#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1186
835MODULE = BDB PACKAGE = BDB 1187MODULE = BDB PACKAGE = BDB
836 1188
837PROTOTYPES: ENABLE 1189PROTOTYPES: ENABLE
838 1190
839BOOT: 1191BOOT:
840{ 1192{
841 HV *stash = gv_stashpv ("BDB", 1); 1193 bdb_stash = gv_stashpv ("BDB" , 1);
1194 bdb_env_stash = gv_stashpv ("BDB::Env" , 1);
1195 bdb_txn_stash = gv_stashpv ("BDB::Txn" , 1);
1196 bdb_cursor_stash = gv_stashpv ("BDB::Cursor" , 1);
1197 bdb_db_stash = gv_stashpv ("BDB::Db" , 1);
1198 bdb_sequence_stash = gv_stashpv ("BDB::Sequence", 1);
842 1199
843 static const struct { 1200 static const struct {
844 const char *name; 1201 const char *name;
845 IV iv; 1202 IV iv;
846 } *civ, const_iv[] = { 1203 } *civ, const_iv[] = {
… …
854 const_iv (INIT_TXN) 1211 const_iv (INIT_TXN)
855 const_iv (RECOVER) 1212 const_iv (RECOVER)
856 const_iv (INIT_TXN) 1213 const_iv (INIT_TXN)
857 const_iv (RECOVER_FATAL) 1214 const_iv (RECOVER_FATAL)
858 const_iv (CREATE) 1215 const_iv (CREATE)
1216 const_iv (RDONLY)
859 const_iv (USE_ENVIRON) 1217 const_iv (USE_ENVIRON)
860 const_iv (USE_ENVIRON_ROOT) 1218 const_iv (USE_ENVIRON_ROOT)
861 const_iv (LOCKDOWN) 1219 const_iv (LOCKDOWN)
862 const_iv (PRIVATE) 1220 const_iv (PRIVATE)
863 const_iv (REGISTER)
864 const_iv (SYSTEM_MEM) 1221 const_iv (SYSTEM_MEM)
865 const_iv (AUTO_COMMIT) 1222 const_iv (AUTO_COMMIT)
866 const_iv (CDB_ALLDB) 1223 const_iv (CDB_ALLDB)
867 const_iv (DIRECT_DB) 1224 const_iv (DIRECT_DB)
868 const_iv (DIRECT_LOG)
869 const_iv (DSYNC_DB)
870 const_iv (DSYNC_LOG)
871 const_iv (LOG_AUTOREMOVE)
872 const_iv (LOG_INMEMORY)
873 const_iv (NOLOCKING) 1225 const_iv (NOLOCKING)
874 const_iv (MULTIVERSION)
875 const_iv (NOMMAP) 1226 const_iv (NOMMAP)
876 const_iv (NOPANIC) 1227 const_iv (NOPANIC)
877 const_iv (OVERWRITE) 1228 const_iv (OVERWRITE)
878 const_iv (PANIC_ENVIRONMENT) 1229 const_iv (PANIC_ENVIRONMENT)
879 const_iv (REGION_INIT) 1230 const_iv (REGION_INIT)
880 const_iv (TIME_NOTGRANTED) 1231 const_iv (TIME_NOTGRANTED)
881 const_iv (TXN_NOSYNC) 1232 const_iv (TXN_NOSYNC)
882 const_iv (TXN_SNAPSHOT) 1233 const_iv (TXN_NOT_DURABLE)
883 const_iv (TXN_WRITE_NOSYNC) 1234 const_iv (TXN_WRITE_NOSYNC)
884 const_iv (WRITECURSOR) 1235 const_iv (WRITECURSOR)
885 const_iv (YIELDCPU) 1236 const_iv (YIELDCPU)
886 const_iv (ENCRYPT_AES) 1237 const_iv (ENCRYPT_AES)
887 const_iv (XA_CREATE) 1238 const_iv (XA_CREATE)
… …
889 const_iv (HASH) 1240 const_iv (HASH)
890 const_iv (QUEUE) 1241 const_iv (QUEUE)
891 const_iv (RECNO) 1242 const_iv (RECNO)
892 const_iv (UNKNOWN) 1243 const_iv (UNKNOWN)
893 const_iv (EXCL) 1244 const_iv (EXCL)
894 const_iv (READ_COMMITTED)
895 const_iv (READ_UNCOMMITTED)
896 const_iv (TRUNCATE) 1245 const_iv (TRUNCATE)
897 const_iv (NOSYNC) 1246 const_iv (NOSYNC)
898 const_iv (CHKSUM) 1247 const_iv (CHKSUM)
899 const_iv (ENCRYPT) 1248 const_iv (ENCRYPT)
900 const_iv (TXN_NOT_DURABLE)
901 const_iv (DUP) 1249 const_iv (DUP)
902 const_iv (DUPSORT) 1250 const_iv (DUPSORT)
903 const_iv (RECNUM) 1251 //const_iv (RECNUM)
904 const_iv (RENUMBER) 1252 const_iv (RENUMBER)
905 const_iv (REVSPLITOFF) 1253 const_iv (REVSPLITOFF)
906 const_iv (INORDER)
907 const_iv (CONSUME) 1254 const_iv (CONSUME)
908 const_iv (CONSUME_WAIT) 1255 const_iv (CONSUME_WAIT)
909 const_iv (GET_BOTH) 1256 const_iv (GET_BOTH)
910 const_iv (GET_BOTH_RANGE) 1257 const_iv (GET_BOTH_RANGE)
911 //const_iv (SET_RECNO) 1258 //const_iv (SET_RECNO)
912 //const_iv (MULTIPLE) 1259 //const_iv (MULTIPLE)
913 const_iv (SNAPSHOT) 1260 const_iv (SNAPSHOT)
914 const_iv (JOIN_ITEM) 1261 const_iv (JOIN_ITEM)
1262 const_iv (JOIN_NOSORT)
915 const_iv (RMW) 1263 const_iv (RMW)
916 1264
917 const_iv (NOTFOUND) 1265 const_iv (NOTFOUND)
918 const_iv (KEYEMPTY) 1266 const_iv (KEYEMPTY)
919 const_iv (LOCK_DEADLOCK) 1267 const_iv (LOCK_DEADLOCK)
920 const_iv (LOCK_NOTGRANTED) 1268 const_iv (LOCK_NOTGRANTED)
921 const_iv (RUNRECOVERY) 1269 const_iv (RUNRECOVERY)
922 const_iv (OLD_VERSION) 1270 const_iv (OLD_VERSION)
923 const_iv (REP_HANDLE_DEAD) 1271 const_iv (REP_HANDLE_DEAD)
924 const_iv (REP_LOCKOUT)
925 const_iv (SECONDARY_BAD) 1272 const_iv (SECONDARY_BAD)
926
927 const_iv (FREE_SPACE)
928 const_iv (FREELIST_ONLY)
929 1273
930 const_iv (APPEND) 1274 const_iv (APPEND)
931 const_iv (NODUPDATA) 1275 const_iv (NODUPDATA)
932 const_iv (NOOVERWRITE) 1276 const_iv (NOOVERWRITE)
933 1277
934 const_iv (TXN_NOWAIT) 1278 const_iv (TXN_NOWAIT)
935 const_iv (TXN_SNAPSHOT)
936 const_iv (TXN_SYNC) 1279 const_iv (TXN_SYNC)
937 1280
938 const_iv (SET_LOCK_TIMEOUT) 1281 const_iv (SET_LOCK_TIMEOUT)
939 const_iv (SET_TXN_TIMEOUT) 1282 const_iv (SET_TXN_TIMEOUT)
940 1283
941 const_iv (JOIN_ITEM)
942 const_iv (FIRST) 1284 const_iv (FIRST)
943 const_iv (NEXT) 1285 const_iv (NEXT)
944 const_iv (NEXT_DUP) 1286 const_iv (NEXT_DUP)
945 const_iv (NEXT_NODUP) 1287 const_iv (NEXT_NODUP)
946 const_iv (PREV) 1288 const_iv (PREV)
… …
952 const_iv (AFTER) 1294 const_iv (AFTER)
953 const_iv (CURRENT) 1295 const_iv (CURRENT)
954 const_iv (KEYFIRST) 1296 const_iv (KEYFIRST)
955 const_iv (KEYLAST) 1297 const_iv (KEYLAST)
956 const_iv (NODUPDATA) 1298 const_iv (NODUPDATA)
1299
1300 const_iv (FORCE)
1301
1302 const_iv (LOCK_DEFAULT)
1303 const_iv (LOCK_EXPIRE)
1304 const_iv (LOCK_MAXLOCKS)
1305 const_iv (LOCK_MINLOCKS)
1306 const_iv (LOCK_MINWRITE)
1307 const_iv (LOCK_OLDEST)
1308 const_iv (LOCK_RANDOM)
1309 const_iv (LOCK_YOUNGEST)
1310
1311 const_iv (DONOTINDEX)
1312 const_iv (KEYEMPTY )
1313 const_iv (KEYEXIST )
1314 const_iv (LOCK_DEADLOCK)
1315 const_iv (LOCK_NOTGRANTED)
1316 const_iv (NOSERVER)
1317 const_iv (NOSERVER_HOME)
1318 const_iv (NOSERVER_ID)
1319 const_iv (NOTFOUND)
1320 const_iv (PAGE_NOTFOUND)
1321 const_iv (REP_DUPMASTER)
1322 const_iv (REP_HANDLE_DEAD)
1323 const_iv (REP_HOLDELECTION)
1324 const_iv (REP_ISPERM)
1325 const_iv (REP_NEWMASTER)
1326 const_iv (REP_NEWSITE)
1327 const_iv (REP_NOTPERM)
1328 const_iv (REP_UNAVAIL)
1329 const_iv (RUNRECOVERY)
1330 const_iv (SECONDARY_BAD)
1331 const_iv (VERIFY_BAD)
1332
1333 const_iv (SALVAGE)
1334 const_iv (AGGRESSIVE)
1335 const_iv (PRINTABLE)
1336 const_iv (NOORDERCHK)
1337 const_iv (ORDERCHKONLY)
1338
1339 const_iv (ARCH_ABS)
1340 const_iv (ARCH_DATA)
1341 const_iv (ARCH_LOG)
1342 const_iv (ARCH_REMOVE)
1343
1344 const_iv (VERB_DEADLOCK)
1345 const_iv (VERB_RECOVERY)
1346 const_iv (VERB_REPLICATION)
1347 const_iv (VERB_WAITSFOR)
1348
1349 const_iv (VERSION_MAJOR)
1350 const_iv (VERSION_MINOR)
1351 const_iv (VERSION_PATCH)
1352#if DB_VERSION_MINOR >= 3
1353 const_iv (INORDER)
1354 const_iv (LOCK_MAXWRITE)
1355 const_iv (SEQ_DEC)
1356 const_iv (SEQ_INC)
1357 const_iv (SEQ_WRAP)
1358 const_iv (BUFFER_SMALL)
1359 const_iv (LOG_BUFFER_FULL)
1360 const_iv (VERSION_MISMATCH)
1361#endif
1362#if DB_VERSION_MINOR >= 4
1363 const_iv (REGISTER)
1364 const_iv (DSYNC_DB)
1365 const_iv (READ_COMMITTED)
1366 const_iv (READ_UNCOMMITTED)
1367 const_iv (REP_IGNORE)
1368 const_iv (REP_LOCKOUT)
1369 const_iv (REP_JOIN_FAILURE)
1370 const_iv (FREE_SPACE)
1371 const_iv (FREELIST_ONLY)
1372 const_iv (VERB_REGISTER)
1373#endif
1374#if DB_VERSION_MINOR >= 5
1375 const_iv (MULTIVERSION)
1376 const_iv (TXN_SNAPSHOT)
1377#endif
1378#if DB_VERSION_MINOR >= 6
1379 const_iv (PREV_DUP)
1380 const_iv (PRIORITY_UNCHANGED)
1381 const_iv (PRIORITY_VERY_LOW)
1382 const_iv (PRIORITY_LOW)
1383 const_iv (PRIORITY_DEFAULT)
1384 const_iv (PRIORITY_HIGH)
1385 const_iv (PRIORITY_VERY_HIGH)
1386 const_iv (IGNORE_LEASE)
1387#endif
1388#if DB_VERSION_MINOR >= 7
1389 //const_iv (MULTIPLE_KEY)
1390 const_iv (LOG_DIRECT)
1391 const_iv (LOG_DSYNC)
1392 const_iv (LOG_AUTO_REMOVE)
1393 const_iv (LOG_IN_MEMORY)
1394 const_iv (LOG_ZERO)
1395#else
1396 const_iv (DIRECT_LOG)
1397 const_iv (LOG_AUTOREMOVE)
1398# if DB_VERSION_MINOR >= 3
1399 const_iv (DSYNC_LOG)
1400 const_iv (LOG_INMEMORY)
1401# endif
1402#endif
957 }; 1403 };
958 1404
959 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1405 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
960 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1406 newCONSTSUB (bdb_stash, (char *)civ->name, newSViv (civ->iv));
961 1407
962 create_pipe (); 1408 prepare_cb = &PL_sv_undef;
1409
1410 {
1411 /* we currently only allow version, minor-version and patchlevel to go up to 255 */
1412 char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1413
1414 newCONSTSUB (bdb_stash, "VERSION_v", newSVpvn (vstring, 3));
1415 }
1416
1417 newCONSTSUB (bdb_stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1418
1419 create_respipe ();
1420
963 pthread_atfork (atfork_prepare, atfork_parent, atfork_child); 1421 X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1422 patch_errno ();
964} 1423}
965 1424
966void 1425void
967max_poll_reqs (int nreqs) 1426max_poll_reqs (int nreqs)
968 PROTOTYPE: $ 1427 PROTOTYPE: $
… …
1041 1500
1042int 1501int
1043poll_fileno () 1502poll_fileno ()
1044 PROTOTYPE: 1503 PROTOTYPE:
1045 CODE: 1504 CODE:
1046 RETVAL = respipe [0]; 1505 RETVAL = s_epipe_fd (&respipe);
1047 OUTPUT: 1506 OUTPUT:
1048 RETVAL 1507 RETVAL
1049 1508
1050int 1509int
1051poll_cb (...) 1510poll_cb (...)
… …
1087 1546
1088int 1547int
1089nthreads () 1548nthreads ()
1090 PROTOTYPE: 1549 PROTOTYPE:
1091 CODE: 1550 CODE:
1092 if (WORDACCESS_UNSAFE) LOCK (wrklock); 1551 if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1093 RETVAL = started; 1552 RETVAL = started;
1094 if (WORDACCESS_UNSAFE) UNLOCK (wrklock); 1553 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1095 OUTPUT: 1554 OUTPUT:
1096 RETVAL 1555 RETVAL
1097 1556
1098void 1557SV *
1099set_sync_prepare (SV *cb) 1558set_sync_prepare (SV *cb)
1100 PROTOTYPE: & 1559 PROTOTYPE: &
1101 CODE: 1560 CODE:
1102 SvREFCNT_dec (prepare_cb); 1561 RETVAL = prepare_cb;
1103 prepare_cb = newSVsv (cb); 1562 prepare_cb = newSVsv (cb);
1563 OUTPUT:
1564 RETVAL
1565
1566char *
1567strerror (int errorno = errno)
1568 PROTOTYPE: ;$
1569 CODE:
1570 RETVAL = db_strerror (errorno);
1571 OUTPUT:
1572 RETVAL
1573
1574void _on_next_submit (SV *cb)
1575 CODE:
1576 SvREFCNT_dec (on_next_submit);
1577 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1104 1578
1105DB_ENV * 1579DB_ENV *
1106db_env_create (U32 env_flags = 0) 1580db_env_create (U32 env_flags = 0)
1107 CODE: 1581 CODE:
1108{ 1582{
1109 errno = db_env_create (&RETVAL, env_flags); 1583 errno = db_env_create (&RETVAL, env_flags);
1110 if (errno) 1584 if (errno)
1111 croak ("db_env_create: %s", db_strerror (errno)); 1585 croak ("db_env_create: %s", db_strerror (errno));
1586
1587 if (0)
1588 {
1589 RETVAL->set_errcall (RETVAL, debug_errcall);
1590 RETVAL->set_msgcall (RETVAL, debug_msgcall);
1591 }
1112} 1592}
1113 OUTPUT: 1593 OUTPUT:
1114 RETVAL 1594 RETVAL
1115 1595
1116void 1596void
1117db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) 1597db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
1598 PREINIT:
1599 CALLBACK
1118 CODE: 1600 CODE:
1119{ 1601{
1120 dREQ (REQ_ENV_OPEN); 1602 dREQ (REQ_ENV_OPEN, 1);
1121 req->env = env; 1603 req->env = env;
1122 req->uint1 = open_flags | DB_THREAD; 1604 req->uint1 = open_flags | DB_THREAD;
1123 req->int1 = mode; 1605 req->int1 = mode;
1124 req->buf1 = strdup_ornull (db_home); 1606 req->buf1 = strdup_ornull (db_home);
1125 REQ_SEND; 1607 REQ_SEND;
1126} 1608}
1127 1609
1128void 1610void
1129db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef) 1611db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
1612 PREINIT:
1613 CALLBACK
1130 CODE: 1614 CODE:
1131{ 1615{
1132 dREQ (REQ_ENV_CLOSE); 1616 dREQ (REQ_ENV_CLOSE, 0);
1617 ptr_nuke (ST (0));
1133 req->env = env; 1618 req->env = env;
1134 req->uint1 = flags; 1619 req->uint1 = flags;
1135 REQ_SEND; 1620 REQ_SEND;
1136 ptr_nuke (ST (0)); 1621}
1622
1623void
1624db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
1625 PREINIT:
1626 CALLBACK
1627 CODE:
1628{
1629 dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1630 req->env = env;
1631 req->uint1 = kbyte;
1632 req->int1 = min;
1633 req->uint2 = flags;
1634 REQ_SEND;
1635}
1636
1637void
1638db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
1639 PREINIT:
1640 CALLBACK
1641 CODE:
1642{
1643 dREQ (REQ_ENV_LOCK_DETECT, 1);
1644 req->env = env;
1645 req->uint1 = flags;
1646 req->uint2 = atype;
1647 /* req->int2 = 0; dummy */
1648 REQ_SEND;
1649}
1650
1651void
1652db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
1653 PREINIT:
1654 CALLBACK
1655 CODE:
1656{
1657 dREQ (REQ_ENV_MEMP_SYNC, 1);
1658 req->env = env;
1659 REQ_SEND;
1660}
1661
1662void
1663db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
1664 PREINIT:
1665 CALLBACK
1666 CODE:
1667{
1668 dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1669 req->env = env;
1670 req->int1 = percent;
1671 REQ_SEND;
1672}
1673
1674void
1675db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
1676 PREINIT:
1677 CALLBACK
1678 CODE:
1679{
1680 dREQ (REQ_ENV_DBREMOVE, 2);
1681 req->env = env;
1682 req->buf1 = strdup_ornull (file);
1683 req->buf2 = strdup_ornull (database);
1684 req->uint1 = flags;
1685 REQ_SEND;
1686}
1687
1688void
1689db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)
1690 PREINIT:
1691 CALLBACK
1692 CODE:
1693{
1694 dREQ (REQ_ENV_DBRENAME, 2);
1695 req->env = env;
1696 req->buf1 = strdup_ornull (file);
1697 req->buf2 = strdup_ornull (database);
1698 req->buf3 = strdup_ornull (newname);
1699 req->uint1 = flags;
1700 REQ_SEND;
1701}
1702
1703void
1704db_env_log_archive (DB_ENV *env, SV_mutable *listp, U32 flags = 0, SV *callback = 0)
1705 PREINIT:
1706 CALLBACK
1707 CODE:
1708{
1709 dREQ (REQ_ENV_LOG_ARCHIVE, 1);
1710 req->sv1 = SvREFCNT_inc (listp);
1711 req->env = env;
1712 req->uint1 = flags;
1713 REQ_SEND;
1137} 1714}
1138 1715
1139DB * 1716DB *
1140db_create (DB_ENV *env = 0, U32 flags = 0) 1717db_create (DB_ENV *env = 0, U32 flags = 0)
1141 CODE: 1718 CODE:
… …
1149} 1726}
1150 OUTPUT: 1727 OUTPUT:
1151 RETVAL 1728 RETVAL
1152 1729
1153void 1730void
1154db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef) 1731db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
1732 PREINIT:
1733 CALLBACK
1155 CODE: 1734 CODE:
1156{ 1735{
1157 dREQ (REQ_DB_OPEN); 1736 dREQ (REQ_DB_OPEN, 2);
1158 req->db = db; 1737 req->db = db;
1159 req->txn = txnid; 1738 req->txn = txnid;
1160 req->buf1 = strdup_ornull (file); 1739 req->buf1 = strdup_ornull (file);
1161 req->buf2 = strdup_ornull (database); 1740 req->buf2 = strdup_ornull (database);
1162 req->int1 = type; 1741 req->int1 = type;
… …
1164 req->int2 = mode; 1743 req->int2 = mode;
1165 REQ_SEND; 1744 REQ_SEND;
1166} 1745}
1167 1746
1168void 1747void
1169db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) 1748db_close (DB *db, U32 flags = 0, SV *callback = 0)
1749 PREINIT:
1750 CALLBACK
1170 CODE: 1751 CODE:
1171{ 1752{
1172 dREQ (REQ_DB_CLOSE); 1753 dREQ (REQ_DB_CLOSE, 0);
1754 ptr_nuke (ST (0));
1173 req->db = db; 1755 req->db = db;
1174 req->uint1 = flags; 1756 req->uint1 = flags;
1175 req->sv1 = (SV *)db->app_private; 1757 req->sv1 = (SV *)db->app_private;
1176 REQ_SEND; 1758 REQ_SEND;
1177 ptr_nuke (ST (0));
1178} 1759}
1179 1760
1761#if DB_VERSION_MINOR >= 4
1762
1180void 1763void
1181db_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) 1764db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = 0)
1765 PREINIT:
1766 CALLBACK
1182 CODE: 1767 CODE:
1183{ 1768{
1184 dREQ (REQ_DB_COMPACT); 1769 dREQ (REQ_DB_COMPACT, 2);
1185 req->db = db; 1770 req->db = db;
1186 req->txn = txn; 1771 req->txn = txn;
1187 sv_to_dbt (&req->dbt1, start); 1772 if (start) sv_to_dbt (&req->dbt1, start);
1188 sv_to_dbt (&req->dbt2, stop); 1773 if (stop ) sv_to_dbt (&req->dbt2, stop );
1189 req->uint1 = flags; 1774 req->uint1 = flags;
1190 REQ_SEND; 1775 REQ_SEND;
1191} 1776}
1192 1777
1778#endif
1779
1193void 1780void
1194db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) 1781db_sync (DB *db, U32 flags = 0, SV *callback = 0)
1782 PREINIT:
1783 CALLBACK
1195 CODE: 1784 CODE:
1196{ 1785{
1197 dREQ (REQ_DB_SYNC); 1786 dREQ (REQ_DB_SYNC, 1);
1198 req->db = db; 1787 req->db = db;
1199 req->uint1 = flags; 1788 req->uint1 = flags;
1200 REQ_SEND; 1789 REQ_SEND;
1201} 1790}
1202 1791
1203void 1792void
1793db_verify (DB *db, bdb_filename file, bdb_filename database = 0, SV *dummy = 0, U32 flags = 0, SV *callback = 0)
1794 PREINIT:
1795 CALLBACK
1796 CODE:
1797{
1798 dREQ (REQ_DB_VERIFY, 1);
1799 ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
1800 req->db = db;
1801 req->buf1 = strdup (file);
1802 req->buf2 = strdup_ornull (database);
1803 req->uint1 = flags;
1804 REQ_SEND;
1805}
1806
1807void
1808db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
1809 PREINIT:
1810 CALLBACK
1811 CODE:
1812{
1813 dREQ (REQ_DB_UPGRADE, 1);
1814 req->db = db;
1815 req->buf1 = strdup (file);
1816 req->uint1 = flags;
1817 REQ_SEND;
1818}
1819
1820void
1821db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
1822 PREINIT:
1823 CALLBACK
1824 CODE:
1825{
1826 dREQ (REQ_DB_KEY_RANGE, 2);
1827 req->db = db;
1828 req->txn = txn;
1829 sv_to_dbt (&req->dbt1, key);
1830 req->uint1 = flags;
1831 req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1832 REQ_SEND;
1833}
1834
1835void
1204db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1836db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1837 PREINIT:
1838 CALLBACK
1205 CODE: 1839 CODE:
1206{ 1840{
1207 dREQ (REQ_DB_PUT); 1841 dREQ (REQ_DB_PUT, 2);
1208 req->db = db; 1842 req->db = db;
1209 req->txn = txn; 1843 req->txn = txn;
1210 sv_to_dbt (&req->dbt1, key); 1844 sv_to_dbt (&req->dbt1, key);
1211 sv_to_dbt (&req->dbt2, data); 1845 sv_to_dbt (&req->dbt2, data);
1212 req->uint1 = flags; 1846 req->uint1 = flags;
1213 REQ_SEND; 1847 REQ_SEND;
1214} 1848}
1215 1849
1850#if DB_VERSION_MINOR >= 6
1851
1216void 1852void
1853db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1854 PREINIT:
1855 CALLBACK
1856 CODE:
1857{
1858 dREQ (REQ_DB_EXISTS, 2);
1859 req->db = db;
1860 req->txn = txn;
1861 req->uint1 = flags;
1862 sv_to_dbt (&req->dbt1, key);
1863 REQ_SEND;
1864}
1865
1866#endif
1867
1868void
1217db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1869db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1870 PREINIT:
1871 CALLBACK
1218 CODE: 1872 CODE:
1219{ 1873{
1874 //TODO: key is somtimesmutable
1220 dREQ (REQ_DB_GET); 1875 dREQ (REQ_DB_GET, 2);
1221 req->db = db; 1876 req->db = db;
1222 req->txn = txn; 1877 req->txn = txn;
1223 req->uint1 = flags; 1878 req->uint1 = flags;
1224 sv_to_dbt (&req->dbt1, key); 1879 sv_to_dbt (&req->dbt1, key);
1225 req->dbt3.flags = DB_DBT_MALLOC; 1880 req->dbt3.flags = DB_DBT_MALLOC;
1226 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 1881 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1227 REQ_SEND; 1882 REQ_SEND;
1228} 1883}
1229 1884
1230void 1885void
1231db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1886db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1887 PREINIT:
1888 CALLBACK
1232 CODE: 1889 CODE:
1233{ 1890{
1891 //TODO: key is somtimesmutable
1234 dREQ (REQ_DB_PGET); 1892 dREQ (REQ_DB_PGET, 2);
1893 req->db = db;
1894 req->txn = txn;
1895 req->uint1 = flags;
1896
1897 sv_to_dbt (&req->dbt1, key);
1898
1899 req->dbt2.flags = DB_DBT_MALLOC;
1900 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1901
1902 req->dbt3.flags = DB_DBT_MALLOC;
1903 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1904 REQ_SEND;
1905}
1906
1907void
1908db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1909 PREINIT:
1910 CALLBACK
1911 CODE:
1912{
1913 dREQ (REQ_DB_DEL, 2);
1235 req->db = db; 1914 req->db = db;
1236 req->txn = txn; 1915 req->txn = txn;
1237 req->uint1 = flags; 1916 req->uint1 = flags;
1238 sv_to_dbt (&req->dbt1, key); 1917 sv_to_dbt (&req->dbt1, key);
1239 sv_to_dbt (&req->dbt2, pkey);
1240 req->dbt3.flags = DB_DBT_MALLOC;
1241 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1242 REQ_SEND; 1918 REQ_SEND;
1243} 1919}
1244 1920
1245void 1921void
1246db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) 1922db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1923 PREINIT:
1924 CALLBACK
1247 CODE: 1925 CODE:
1248{ 1926{
1249 dREQ (REQ_DB_DEL); 1927 dREQ (REQ_TXN_COMMIT, 0);
1250 req->db = db; 1928 ptr_nuke (ST (0));
1251 req->txn = txn; 1929 req->txn = txn;
1252 req->uint1 = flags; 1930 req->uint1 = flags;
1253 sv_to_dbt (&req->dbt1, key);
1254 REQ_SEND; 1931 REQ_SEND;
1255} 1932}
1256 1933
1257void 1934void
1258db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef) 1935db_txn_abort (DB_TXN *txn, SV *callback = 0)
1936 PREINIT:
1937 CALLBACK
1259 CODE: 1938 CODE:
1260{ 1939{
1261 dREQ (REQ_TXN_COMMIT); 1940 dREQ (REQ_TXN_ABORT, 0);
1941 ptr_nuke (ST (0));
1942 req->txn = txn;
1943 REQ_SEND;
1944}
1945
1946void
1947db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1948 PREINIT:
1949 CALLBACK
1950 CODE:
1951{
1952 dREQ (REQ_TXN_FINISH, 0);
1953 ptr_nuke (ST (0));
1262 req->txn = txn; 1954 req->txn = txn;
1263 req->uint1 = flags; 1955 req->uint1 = flags;
1264 REQ_SEND; 1956 REQ_SEND;
1957}
1958
1959void
1960db_c_close (DBC *dbc, SV *callback = 0)
1961 PREINIT:
1962 CALLBACK
1963 CODE:
1964{
1965 dREQ (REQ_C_CLOSE, 0);
1265 ptr_nuke (ST (0)); 1966 ptr_nuke (ST (0));
1266}
1267
1268void
1269db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)
1270 CODE:
1271{
1272 dREQ (REQ_TXN_ABORT);
1273 req->txn = txn;
1274 REQ_SEND;
1275 ptr_nuke (ST (0));
1276}
1277
1278void
1279db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
1280 CODE:
1281{
1282 dREQ (REQ_C_CLOSE);
1283 req->dbc = dbc; 1967 req->dbc = dbc;
1284 REQ_SEND; 1968 REQ_SEND;
1285 ptr_nuke (ST (0));
1286} 1969}
1287 1970
1288void 1971void
1289db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef) 1972db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
1973 PREINIT:
1974 CALLBACK
1290 CODE: 1975 CODE:
1291{ 1976{
1292 dREQ (REQ_C_COUNT); 1977 dREQ (REQ_C_COUNT, 1);
1293 req->dbc = dbc; 1978 req->dbc = dbc;
1294 req->sv1 = SvREFCNT_inc (count); 1979 req->sv1 = SvREFCNT_inc (count);
1295 REQ_SEND; 1980 REQ_SEND;
1296} 1981}
1297 1982
1298void 1983void
1299db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1984db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1985 PREINIT:
1986 CALLBACK
1300 CODE: 1987 CODE:
1301{ 1988{
1302 dREQ (REQ_C_PUT); 1989 dREQ (REQ_C_PUT, 1);
1303 req->dbc = dbc; 1990 req->dbc = dbc;
1304 sv_to_dbt (&req->dbt1, key); 1991 sv_to_dbt (&req->dbt1, key);
1305 sv_to_dbt (&req->dbt2, data); 1992 sv_to_dbt (&req->dbt2, data);
1306 req->uint1 = flags; 1993 req->uint1 = flags;
1307 REQ_SEND; 1994 REQ_SEND;
1308} 1995}
1309 1996
1310void 1997void
1311db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1998db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1999 PREINIT:
2000 CALLBACK
1312 CODE: 2001 CODE:
1313{ 2002{
2003 if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
2004 croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
2005 if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
2006 croak ("argument \"%s\" must be byte/octet-encoded in %s",
2007 "key",
2008 "BDB::db_c_get");
2009
2010 {
1314 dREQ (REQ_C_GET); 2011 dREQ (REQ_C_GET, 1);
2012 req->dbc = dbc;
2013 req->uint1 = flags;
2014 if ((flags & DB_OPFLAGS_MASK) == DB_SET)
2015 sv_to_dbt (&req->dbt1, key);
2016 else
2017 {
2018 if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
2019 sv_to_dbt (&req->dbt1, key);
2020 else
2021 req->dbt1.flags = DB_DBT_MALLOC;
2022
2023 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
2024 }
2025
2026 if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
2027 || (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
2028 sv_to_dbt (&req->dbt3, data);
2029 else
2030 req->dbt3.flags = DB_DBT_MALLOC;
2031
2032 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
2033 REQ_SEND;
2034 }
2035}
2036
2037void
2038db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
2039 PREINIT:
2040 CALLBACK
2041 CODE:
2042{
2043 if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
2044 croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
2045 if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
2046 croak ("argument \"%s\" must be byte/octet-encoded in %s",
2047 "key",
2048 "BDB::db_c_pget");
2049
2050 {
2051 dREQ (REQ_C_PGET, 1);
2052 req->dbc = dbc;
2053 req->uint1 = flags;
2054 if ((flags & DB_OPFLAGS_MASK) == DB_SET)
2055 sv_to_dbt (&req->dbt1, key);
2056 else
2057 {
2058 if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
2059 sv_to_dbt (&req->dbt1, key);
2060 else
2061 req->dbt1.flags = DB_DBT_MALLOC;
2062
2063 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
2064 }
2065
2066 req->dbt2.flags = DB_DBT_MALLOC;
2067 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
2068
2069 if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
2070 || (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
2071 sv_to_dbt (&req->dbt3, data);
2072 else
2073 req->dbt3.flags = DB_DBT_MALLOC;
2074
2075 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
2076 REQ_SEND;
2077 }
2078}
2079
2080void
2081db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
2082 PREINIT:
2083 CALLBACK
2084 CODE:
2085{
2086 dREQ (REQ_C_DEL, 1);
1315 req->dbc = dbc; 2087 req->dbc = dbc;
1316 req->uint1 = flags; 2088 req->uint1 = flags;
1317 if ((flags & DB_SET) == DB_SET 2089 REQ_SEND;
1318 || (flags & DB_SET_RANGE) == DB_SET_RANGE) 2090}
2091
2092
2093#if DB_VERSION_MINOR >= 3
2094
2095void
2096db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
2097 PREINIT:
2098 CALLBACK
2099 CODE:
2100{
2101 dREQ (REQ_SEQ_OPEN, 2);
2102 req->seq = seq;
2103 req->txn = txnid;
2104 req->uint1 = flags | DB_THREAD;
1319 sv_to_dbt (&req->dbt1, key); 2105 sv_to_dbt (&req->dbt1, key);
1320 else
1321 req->dbt1.flags = DB_DBT_MALLOC;
1322
1323 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1324
1325 if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1326 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1327 sv_to_dbt (&req->dbt3, data);
1328 else
1329 req->dbt3.flags = DB_DBT_MALLOC;
1330
1331 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1332 REQ_SEND; 2106 REQ_SEND;
1333} 2107}
1334 2108
1335void 2109void
1336db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 2110db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
2111 PREINIT:
2112 CALLBACK
1337 CODE: 2113 CODE:
1338{ 2114{
1339 dREQ (REQ_C_PGET); 2115 dREQ (REQ_SEQ_CLOSE, 0);
2116 ptr_nuke (ST (0));
1340 req->dbc = dbc; 2117 req->seq = seq;
1341 req->uint1 = flags; 2118 req->uint1 = flags;
1342 if ((flags & DB_SET) == DB_SET
1343 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1344 sv_to_dbt (&req->dbt1, key);
1345 else
1346 req->dbt1.flags = DB_DBT_MALLOC;
1347
1348 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1349
1350 req->dbt2.flags = DB_DBT_MALLOC;
1351 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1352
1353 if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1354 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1355 sv_to_dbt (&req->dbt3, data);
1356 else
1357 req->dbt3.flags = DB_DBT_MALLOC;
1358
1359 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1360 REQ_SEND; 2119 REQ_SEND;
1361} 2120}
1362 2121
1363void 2122void
1364db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef) 2123db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
2124 PREINIT:
2125 CALLBACK
1365 CODE: 2126 CODE:
1366{ 2127{
1367 dREQ (REQ_C_DEL); 2128 dREQ (REQ_SEQ_GET, 2);
1368 req->dbc = dbc; 2129 req->seq = seq;
2130 req->txn = txnid;
2131 req->int1 = delta;
1369 req->uint1 = flags; 2132 req->uint1 = flags;
2133 req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1370 REQ_SEND; 2134 REQ_SEND;
1371} 2135}
2136
2137void
2138db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
2139 PREINIT:
2140 CALLBACK
2141 CODE:
2142{
2143 dREQ (REQ_SEQ_REMOVE, 2);
2144 req->seq = seq;
2145 req->txn = txnid;
2146 req->uint1 = flags;
2147 REQ_SEND;
2148}
2149
2150#endif
1372 2151
1373 2152
1374MODULE = BDB PACKAGE = BDB::Env 2153MODULE = BDB PACKAGE = BDB::Env
1375 2154
1376void 2155void
1377DESTROY (DB_ENV_ornull *env) 2156DESTROY (DB_ENV_ornuked *env)
1378 CODE: 2157 CODE:
1379 if (env) 2158 if (env)
1380 env->close (env, 0); 2159 env->close (env, 0);
1381 2160
2161int set_data_dir (DB_ENV *env, const char *dir)
2162 CODE:
2163 RETVAL = env->set_data_dir (env, dir);
2164 OUTPUT:
2165 RETVAL
2166
2167int set_tmp_dir (DB_ENV *env, const char *dir)
2168 CODE:
2169 RETVAL = env->set_tmp_dir (env, dir);
2170 OUTPUT:
2171 RETVAL
2172
2173int set_lg_dir (DB_ENV *env, const char *dir)
2174 CODE:
2175 RETVAL = env->set_lg_dir (env, dir);
2176 OUTPUT:
2177 RETVAL
2178
2179int set_shm_key (DB_ENV *env, long shm_key)
2180 CODE:
2181 RETVAL = env->set_shm_key (env, shm_key);
2182 OUTPUT:
2183 RETVAL
2184
1382int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0) 2185int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0)
1383 CODE: 2186 CODE:
1384 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache); 2187 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1385 OUTPUT: 2188 OUTPUT:
1386 RETVAL 2189 RETVAL
1387 2190
1388int set_flags (DB_ENV *env, U32 flags, int onoff) 2191int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1389 CODE: 2192 CODE:
1390 RETVAL = env->set_flags (env, flags, onoff); 2193 RETVAL = env->set_flags (env, flags, onoff);
1391 OUTPUT: 2194 OUTPUT:
1392 RETVAL 2195 RETVAL
1393 2196
2197#if DB_VERSION_MINOR >= 7
2198
2199int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
2200 CODE:
2201 RETVAL = env->set_intermediate_dir_mode (env, mode);
2202 OUTPUT:
2203 RETVAL
2204
2205int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
2206 CODE:
2207 RETVAL = env->log_set_config (env, flags, onoff);
2208 OUTPUT:
2209 RETVAL
2210
2211#endif
2212
2213
2214void set_errfile (DB_ENV *env, FILE *errfile = 0)
2215 CODE:
2216 env->set_errfile (env, errfile);
2217
2218void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
2219 CODE:
2220 env->set_msgfile (env, msgfile);
2221
2222int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
2223 CODE:
2224 RETVAL = env->set_verbose (env, which, onoff);
2225 OUTPUT:
2226 RETVAL
2227
1394int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) 2228int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)
1395 CODE: 2229 CODE:
1396 RETVAL = env->set_encrypt (env, password, flags); 2230 RETVAL = env->set_encrypt (env, password, flags);
1397 OUTPUT: 2231 OUTPUT:
1398 RETVAL 2232 RETVAL
1399 2233
1400int set_timeout (DB_ENV *env, NV timeout, U32 flags) 2234int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1401 CODE: 2235 CODE:
1402 RETVAL = env->set_timeout (env, timeout * 1000000, flags); 2236 RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1403 OUTPUT: 2237 OUTPUT:
1404 RETVAL 2238 RETVAL
2239
2240int set_mp_max_openfd (DB_ENV *env, int maxopenfd);
2241 CODE:
2242 RETVAL = env->set_mp_max_openfd (env, maxopenfd);
2243 OUTPUT:
2244 RETVAL
2245
2246int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep);
2247 CODE:
2248 RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep);
2249 OUTPUT:
2250 RETVAL
2251
2252int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb)
2253 CODE:
2254 RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20);
2255 OUTPUT:
2256 RETVAL
2257
2258int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT)
2259 CODE:
2260 RETVAL = env->set_lk_detect (env, detect);
2261 OUTPUT:
2262 RETVAL
2263
2264int set_lk_max_lockers (DB_ENV *env, U32 max)
2265 CODE:
2266 RETVAL = env->set_lk_max_lockers (env, max);
2267 OUTPUT:
2268 RETVAL
2269
2270int set_lk_max_locks (DB_ENV *env, U32 max)
2271 CODE:
2272 RETVAL = env->set_lk_max_locks (env, max);
2273 OUTPUT:
2274 RETVAL
2275
2276int set_lk_max_objects (DB_ENV *env, U32 max)
2277 CODE:
2278 RETVAL = env->set_lk_max_objects (env, max);
2279 OUTPUT:
2280 RETVAL
2281
2282int set_lg_bsize (DB_ENV *env, U32 max)
2283 CODE:
2284 RETVAL = env->set_lg_bsize (env, max);
2285 OUTPUT:
2286 RETVAL
2287
2288int set_lg_max (DB_ENV *env, U32 max)
2289 CODE:
2290 RETVAL = env->set_lg_max (env, max);
2291 OUTPUT:
2292 RETVAL
2293
2294#if DB_VERSION_MINOR >= 4
2295
2296int mutex_set_max (DB_ENV *env, U32 max)
2297 CODE:
2298 RETVAL = env->mutex_set_max (env, max);
2299 OUTPUT:
2300 RETVAL
2301
2302int mutex_set_increment (DB_ENV *env, U32 increment)
2303 CODE:
2304 RETVAL = env->mutex_set_increment (env, increment);
2305 OUTPUT:
2306 RETVAL
2307
2308int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
2309 CODE:
2310 RETVAL = env->mutex_set_tas_spins (env, tas_spins);
2311 OUTPUT:
2312 RETVAL
2313
2314int mutex_set_align (DB_ENV *env, U32 align)
2315 CODE:
2316 RETVAL = env->mutex_set_align (env, align);
2317 OUTPUT:
2318 RETVAL
2319
2320#endif
1405 2321
1406DB_TXN * 2322DB_TXN *
1407txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) 2323txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1408 CODE: 2324 CODE:
1409 errno = env->txn_begin (env, parent, &RETVAL, flags); 2325 errno = env->txn_begin (env, parent, &RETVAL, flags);
1410 if (errno) 2326 if (errno)
1411 croak ("DB_ENV->txn_begin: %s", db_strerror (errno)); 2327 croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1412 OUTPUT: 2328 OUTPUT:
1413 RETVAL 2329 RETVAL
1414 2330
2331#if DB_VERSION_MINOR >= 5
2332
2333DB_TXN *
2334cdsgroup_begin (DB_ENV *env)
2335 CODE:
2336 errno = env->cdsgroup_begin (env, &RETVAL);
2337 if (errno)
2338 croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
2339 OUTPUT:
2340 RETVAL
2341
2342#endif
2343
1415MODULE = BDB PACKAGE = BDB::Db 2344MODULE = BDB PACKAGE = BDB::Db
1416 2345
1417void 2346void
1418DESTROY (DB_ornull *db) 2347DESTROY (DB_ornuked *db)
1419 CODE: 2348 CODE:
1420 if (db) 2349 if (db)
1421 { 2350 {
1422 SV *env = (SV *)db->app_private; 2351 SV *env = (SV *)db->app_private;
1423 db->close (db, 0); 2352 db->close (db, 0);
… …
1428 CODE: 2357 CODE:
1429 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); 2358 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1430 OUTPUT: 2359 OUTPUT:
1431 RETVAL 2360 RETVAL
1432 2361
2362int set_pagesize (DB *db, U32 pagesize)
2363 CODE:
2364 RETVAL = db->set_pagesize (db, pagesize);
2365 OUTPUT:
2366 RETVAL
2367
1433int set_flags (DB *db, U32 flags); 2368int set_flags (DB *db, U32 flags)
1434 CODE: 2369 CODE:
1435 RETVAL = db->set_flags (db, flags); 2370 RETVAL = db->set_flags (db, flags);
1436 OUTPUT: 2371 OUTPUT:
1437 RETVAL 2372 RETVAL
1438 2373
… …
1446 CODE: 2381 CODE:
1447 RETVAL = db->set_lorder (db, lorder); 2382 RETVAL = db->set_lorder (db, lorder);
1448 OUTPUT: 2383 OUTPUT:
1449 RETVAL 2384 RETVAL
1450 2385
1451
1452int set_bt_minkey (DB *db, U32 minkey) 2386int set_bt_minkey (DB *db, U32 minkey)
1453 CODE: 2387 CODE:
1454 RETVAL = db->set_bt_minkey (db, minkey); 2388 RETVAL = db->set_bt_minkey (db, minkey);
1455 OUTPUT: 2389 OUTPUT:
1456 RETVAL 2390 RETVAL
1457 2391
1458int set_re_delim(DB *db, int delim); 2392int set_re_delim (DB *db, int delim)
1459 CODE: 2393 CODE:
1460 RETVAL = db->set_re_delim (db, delim); 2394 RETVAL = db->set_re_delim (db, delim);
1461 OUTPUT: 2395 OUTPUT:
1462 RETVAL 2396 RETVAL
1463 2397
… …
1504 if (errno) 2438 if (errno)
1505 croak ("DB->cursor: %s", db_strerror (errno)); 2439 croak ("DB->cursor: %s", db_strerror (errno));
1506 OUTPUT: 2440 OUTPUT:
1507 RETVAL 2441 RETVAL
1508 2442
2443#if DB_VERSION_MINOR >= 3
2444
2445DB_SEQUENCE *
2446sequence (DB *db, U32 flags = 0)
2447 CODE:
2448{
2449 errno = db_sequence_create (&RETVAL, db, flags);
2450 if (errno)
2451 croak ("db_sequence_create: %s", db_strerror (errno));
2452}
2453 OUTPUT:
2454 RETVAL
2455
2456#endif
2457
1509 2458
1510MODULE = BDB PACKAGE = BDB::Txn 2459MODULE = BDB PACKAGE = BDB::Txn
1511 2460
1512void 2461void
1513DESTROY (DB_TXN_ornull *txn) 2462DESTROY (DB_TXN_ornuked *txn)
1514 CODE: 2463 CODE:
1515 if (txn) 2464 if (txn)
1516 txn->abort (txn); 2465 txn->abort (txn);
1517 2466
1518int set_timeout (DB_TXN *txn, NV timeout, U32 flags) 2467int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1519 CODE: 2468 CODE:
1520 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); 2469 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1521 OUTPUT: 2470 OUTPUT:
1522 RETVAL 2471 RETVAL
1523 2472
2473int failed (DB_TXN *txn)
2474 CODE:
2475 RETVAL = !!(txn->flags & TXN_DEADLOCK);
2476 OUTPUT:
2477 RETVAL
2478
1524 2479
1525MODULE = BDB PACKAGE = BDB::Cursor 2480MODULE = BDB PACKAGE = BDB::Cursor
1526 2481
1527void 2482void
1528DESTROY (DBC_ornull *dbc) 2483DESTROY (DBC_ornuked *dbc)
1529 CODE: 2484 CODE:
1530 if (dbc) 2485 if (dbc)
1531 dbc->c_close (dbc); 2486 dbc->c_close (dbc);
1532 2487
2488#if DB_VERSION_MINOR >= 6
2489
2490int set_priority (DBC *dbc, int priority)
2491 CODE:
2492 dbc->set_priority (dbc, priority);
2493
2494#endif
2495
2496#if DB_VERSION_MINOR >= 3
2497
2498MODULE = BDB PACKAGE = BDB::Sequence
2499
2500void
2501DESTROY (DB_SEQUENCE_ornuked *seq)
2502 CODE:
2503 if (seq)
2504 seq->close (seq, 0);
2505
2506int initial_value (DB_SEQUENCE *seq, db_seq_t value)
2507 CODE:
2508 RETVAL = seq->initial_value (seq, value);
2509 OUTPUT:
2510 RETVAL
2511
2512int set_cachesize (DB_SEQUENCE *seq, U32 size)
2513 CODE:
2514 RETVAL = seq->set_cachesize (seq, size);
2515 OUTPUT:
2516 RETVAL
2517
2518int set_flags (DB_SEQUENCE *seq, U32 flags)
2519 CODE:
2520 RETVAL = seq->set_flags (seq, flags);
2521 OUTPUT:
2522 RETVAL
2523
2524int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max)
2525 CODE:
2526 RETVAL = seq->set_range (seq, min, max);
2527 OUTPUT:
2528 RETVAL
2529
2530#endif
2531
2532

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