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Comparing BDB/BDB.xs (file contents):
Revision 1.10 by root, Mon Mar 5 19:47:01 2007 UTC vs.
Revision 1.80 by root, Tue Feb 2 04:24:00 2016 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>
29 35
30#if DB_VERSION_MAJOR < 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 5) 36#define DBVER DB_VERSION_MAJOR * 100 + DB_VERSION_MINOR
37
38#if DBVER < 403
31# error you need Berkeley DB 4.5 or newer installed 39# error you need Berkeley DB 4.3 or a newer version installed
32#endif 40#endif
33 41
34/* number of seconds after which idle threads exit */ 42/* number of seconds after which idle threads exit */
35#define IDLE_TIMEOUT 10 43#define IDLE_TIMEOUT 10
36 44
37/* wether word reads are potentially non-atomic. 45typedef SV SV_mutable;
38 * this is conservatice, likely most arches this runs
39 * on have atomic word read/writes.
40 */
41#ifndef WORDACCESS_UNSAFE
42# if __i386 || __x86_64
43# define WORDACCESS_UNSAFE 0
44# else
45# define WORDACCESS_UNSAFE 1
46# endif
47#endif
48 46
49typedef DB_ENV DB_ENV_ornull; 47typedef DB_ENV DB_ENV_ornull;
50typedef DB_TXN DB_TXN_ornull; 48typedef DB_TXN DB_TXN_ornull;
51typedef DBC DBC_ornull; 49typedef DBC DBC_ornull;
52typedef DB DB_ornull; 50typedef DB DB_ornull;
51
52typedef DB_ENV DB_ENV_ornuked;
53typedef DB_TXN DB_TXN_ornuked;
54typedef DBC DBC_ornuked;
55typedef DB DB_ornuked;
56
57#if DBVER >= 403
53typedef DB_SEQUENCE DB_SEQUENCE_ornull; 58typedef DB_SEQUENCE DB_SEQUENCE_ornull;
59typedef DB_SEQUENCE DB_SEQUENCE_ornuked;
60#endif
54 61
55typedef SV SV8; /* byte-sv, used for argument-checking */ 62typedef char *bdb_filename;
56typedef char *octetstring;
57 63
58static SV *prepare_cb; 64static SV *prepare_cb;
59 65
66static HV
67 *bdb_stash,
68 *bdb_env_stash,
69 *bdb_txn_stash,
70 *bdb_cursor_stash,
71 *bdb_db_stash,
72 *bdb_sequence_stash;
73
74#if DBVER >= 406
75# define c_close close
76# define c_count count
77# define c_del del
78# define c_dup dup
79# define c_get get
80# define c_pget pget
81# define c_put put
82#endif
83
60static inline char * 84static char *
85get_bdb_filename (SV *sv)
86{
87 if (!SvOK (sv))
88 return 0;
89
90#if _WIN32
91 /* win32 madness + win32 perl absolutely brokenness make for horrible hacks */
92 {
93 STRLEN len;
94 char *src = SvPVbyte (sv, len);
95 SV *t1 = sv_newmortal ();
96 SV *t2 = sv_newmortal ();
97
98 sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1);
99 sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1);
100
101 len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR));
102 len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0);
103 SvPOK_only (t2);
104 SvPVX (t2)[len] = 0;
105 SvCUR_set (t2, len);
106
107 return SvPVX (t2);
108 }
109#else
110 return SvPVbyte_nolen (sv);
111#endif
112}
113
114static void
115debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg)
116{
117 printf ("err[%s]\n", msg);
118}
119
120static void
121debug_msgcall (const DB_ENV *dbenv, const char *msg)
122{
123 printf ("msg[%s]\n", msg);
124}
125
126static char *
61strdup_ornull (const char *s) 127strdup_ornull (const char *s)
62{ 128{
63 return s ? strdup (s) : 0; 129 return s ? strdup (s) : 0;
64} 130}
65 131
66static inline void 132static void
67sv_to_dbt (DBT *dbt, SV *sv) 133sv_to_dbt (DBT *dbt, SV *sv)
68{ 134{
69 STRLEN len; 135 STRLEN len;
70 char *data = SvPVbyte (sv, len); 136 char *data = SvPVbyte (sv, len);
71 137
… …
73 memcpy (dbt->data, data, len); 139 memcpy (dbt->data, data, len);
74 dbt->size = len; 140 dbt->size = len;
75 dbt->flags = DB_DBT_REALLOC; 141 dbt->flags = DB_DBT_REALLOC;
76} 142}
77 143
78static inline void 144static void
79dbt_to_sv (SV *sv, DBT *dbt) 145dbt_to_sv (SV *sv, DBT *dbt)
80{ 146{
81 if (sv) 147 if (sv)
82 { 148 {
83 SvREADONLY_off (sv); 149 SvREADONLY_off (sv);
150
151 if (dbt->data)
84 sv_setpvn_mg (sv, dbt->data, dbt->size); 152 sv_setpvn_mg (sv, dbt->data, dbt->size);
153 else
154 sv_setsv_mg (sv, &PL_sv_undef);
155
85 SvREFCNT_dec (sv); 156 SvREFCNT_dec (sv);
86 } 157 }
87 158
88 free (dbt->data); 159 free (dbt->data);
89} 160}
90 161
91enum { 162enum {
92 REQ_QUIT, 163 REQ_QUIT,
93 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT, 164 REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT,
94 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, 165 REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME,
166 REQ_ENV_LOG_ARCHIVE, REQ_ENV_LSN_RESET,
95 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, 167 REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_VERIFY, REQ_DB_UPGRADE,
96 REQ_DB_PUT, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE, 168 REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE,
97 REQ_TXN_COMMIT, REQ_TXN_ABORT, 169 REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH,
98 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL, 170 REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL,
99 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE, 171 REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE,
100}; 172};
101 173
102typedef struct aio_cb 174typedef struct bdb_cb
103{ 175{
104 struct aio_cb *volatile next; 176 struct bdb_cb *volatile next;
105 SV *callback; 177 SV *callback;
106 int type, pri, result; 178 int type, pri, result;
107 179
108 DB_ENV *env; 180 DB_ENV *env;
109 DB *db; 181 DB *db;
… …
111 DBC *dbc; 183 DBC *dbc;
112 184
113 UV uv1; 185 UV uv1;
114 int int1, int2; 186 int int1, int2;
115 U32 uint1, uint2; 187 U32 uint1, uint2;
116 char *buf1, *buf2; 188 char *buf1, *buf2, *buf3;
117 SV *sv1, *sv2, *sv3; 189 SV *sv1, *sv2, *sv3;
118 190
119 DBT dbt1, dbt2, dbt3; 191 DBT dbt1, dbt2, dbt3;
120 DB_KEY_RANGE key_range; 192 DB_KEY_RANGE key_range;
193#if DBVER >= 403
121 DB_SEQUENCE *seq; 194 DB_SEQUENCE *seq;
122 db_seq_t seq_t; 195 db_seq_t seq_t;
123} aio_cb; 196#endif
124 197
198 SV *rsv1, *rsv2; // keep some request objects alive
199} bdb_cb;
200
125typedef aio_cb *aio_req; 201typedef bdb_cb *bdb_req;
126 202
127enum { 203enum {
128 PRI_MIN = -4, 204 PRI_MIN = -4,
129 PRI_MAX = 4, 205 PRI_MAX = 4,
130 206
… …
133 NUM_PRI = PRI_MAX + PRI_BIAS + 1, 209 NUM_PRI = PRI_MAX + PRI_BIAS + 1,
134}; 210};
135 211
136#define AIO_TICKS ((1000000 + 1023) >> 10) 212#define AIO_TICKS ((1000000 + 1023) >> 10)
137 213
214static SV *on_next_submit;
215
138static unsigned int max_poll_time = 0; 216static unsigned int max_poll_time = 0;
139static unsigned int max_poll_reqs = 0; 217static unsigned int max_poll_reqs = 0;
140 218
141/* calculcate time difference in ~1/AIO_TICKS of a second */ 219/* calculcate time difference in ~1/AIO_TICKS of a second */
142static int tvdiff (struct timeval *tv1, struct timeval *tv2) 220static int tvdiff (struct timeval *tv1, struct timeval *tv2)
… …
147 225
148static int next_pri = DEFAULT_PRI + PRI_BIAS; 226static int next_pri = DEFAULT_PRI + PRI_BIAS;
149 227
150static unsigned int started, idle, wanted; 228static unsigned int started, idle, wanted;
151 229
152#if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
153# define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
154#else
155# define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
156#endif
157
158#define LOCK(mutex) pthread_mutex_lock (&(mutex))
159#define UNLOCK(mutex) pthread_mutex_unlock (&(mutex))
160
161/* worker threads management */ 230/* worker threads management */
162static pthread_mutex_t wrklock = AIO_MUTEX_INIT; 231static xmutex_t wrklock = X_MUTEX_INIT;
163 232
164typedef struct worker { 233typedef struct worker {
165 /* locked by wrklock */ 234 /* locked by wrklock */
166 struct worker *prev, *next; 235 struct worker *prev, *next;
167 236
168 pthread_t tid; 237 xthread_t tid;
169 238
170 /* locked by reslock, reqlock or wrklock */ 239 /* locked by reslock, reqlock or wrklock */
171 aio_req req; /* currently processed request */ 240 bdb_req req; /* currently processed request */
172 void *dbuf; 241 void *dbuf;
173 DIR *dirp; 242 DIR *dirp;
174} worker; 243} worker;
175 244
176static worker wrk_first = { &wrk_first, &wrk_first, 0 }; 245static worker wrk_first = { &wrk_first, &wrk_first, 0 };
… …
188} 257}
189 258
190static volatile unsigned int nreqs, nready, npending; 259static volatile unsigned int nreqs, nready, npending;
191static volatile unsigned int max_idle = 4; 260static volatile unsigned int max_idle = 4;
192static volatile unsigned int max_outstanding = 0xffffffff; 261static volatile unsigned int max_outstanding = 0xffffffff;
193static int respipe [2]; 262static s_epipe respipe;
194 263
195static pthread_mutex_t reslock = AIO_MUTEX_INIT; 264static xmutex_t reslock = X_MUTEX_INIT;
196static pthread_mutex_t reqlock = AIO_MUTEX_INIT; 265static xmutex_t reqlock = X_MUTEX_INIT;
197static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; 266static xcond_t reqwait = X_COND_INIT;
198 267
199#if WORDACCESS_UNSAFE 268#if WORDACCESS_UNSAFE
200 269
201static unsigned int get_nready () 270static unsigned int get_nready (void)
202{ 271{
203 unsigned int retval; 272 unsigned int retval;
204 273
205 LOCK (reqlock); 274 X_LOCK (reqlock);
206 retval = nready; 275 retval = nready;
207 UNLOCK (reqlock); 276 X_UNLOCK (reqlock);
208 277
209 return retval; 278 return retval;
210} 279}
211 280
212static unsigned int get_npending () 281static unsigned int get_npending (void)
213{ 282{
214 unsigned int retval; 283 unsigned int retval;
215 284
216 LOCK (reslock); 285 X_LOCK (reslock);
217 retval = npending; 286 retval = npending;
218 UNLOCK (reslock); 287 X_UNLOCK (reslock);
219 288
220 return retval; 289 return retval;
221} 290}
222 291
223static unsigned int get_nthreads () 292static unsigned int get_nthreads (void)
224{ 293{
225 unsigned int retval; 294 unsigned int retval;
226 295
227 LOCK (wrklock); 296 X_LOCK (wrklock);
228 retval = started; 297 retval = started;
229 UNLOCK (wrklock); 298 X_UNLOCK (wrklock);
230 299
231 return retval; 300 return retval;
232} 301}
233 302
234#else 303#else
… …
243 * a somewhat faster data structure might be nice, but 312 * a somewhat faster data structure might be nice, but
244 * with 8 priorities this actually needs <20 insns 313 * with 8 priorities this actually needs <20 insns
245 * per shift, the most expensive operation. 314 * per shift, the most expensive operation.
246 */ 315 */
247typedef struct { 316typedef struct {
248 aio_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ 317 bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */
249 int size; 318 int size;
250} reqq; 319} reqq;
251 320
252static reqq req_queue; 321static reqq req_queue;
253static reqq res_queue; 322static reqq res_queue;
254 323
255int reqq_push (reqq *q, aio_req req) 324int reqq_push (reqq *q, bdb_req req)
256{ 325{
257 int pri = req->pri; 326 int pri = req->pri;
258 req->next = 0; 327 req->next = 0;
259 328
260 if (q->qe[pri]) 329 if (q->qe[pri])
… …
266 q->qe[pri] = q->qs[pri] = req; 335 q->qe[pri] = q->qs[pri] = req;
267 336
268 return q->size++; 337 return q->size++;
269} 338}
270 339
271aio_req reqq_shift (reqq *q) 340bdb_req reqq_shift (reqq *q)
272{ 341{
273 int pri; 342 int pri;
274 343
275 if (!q->size) 344 if (!q->size)
276 return 0; 345 return 0;
277 346
278 --q->size; 347 --q->size;
279 348
280 for (pri = NUM_PRI; pri--; ) 349 for (pri = NUM_PRI; pri--; )
281 { 350 {
282 aio_req req = q->qs[pri]; 351 bdb_req req = q->qs[pri];
283 352
284 if (req) 353 if (req)
285 { 354 {
286 if (!(q->qs[pri] = req->next)) 355 if (!(q->qs[pri] = req->next))
287 q->qe[pri] = 0; 356 q->qe[pri] = 0;
… …
291 } 360 }
292 361
293 abort (); 362 abort ();
294} 363}
295 364
296static int poll_cb (); 365static int poll_cb (void);
297static void req_free (aio_req req); 366static void req_free (bdb_req req);
298static void req_cancel (aio_req req);
299 367
300static int req_invoke (aio_req req) 368static int req_invoke (bdb_req req)
301{ 369{
302 dSP; 370 switch (req->type)
303
304 if (SvOK (req->callback))
305 { 371 {
372 case REQ_DB_CLOSE:
373 SvREFCNT_dec (req->sv1);
374 break;
375
376 case REQ_DB_GET:
377 case REQ_DB_PGET:
378 case REQ_C_GET:
379 case REQ_C_PGET:
380 case REQ_DB_PUT:
381 case REQ_C_PUT:
382 dbt_to_sv (req->sv1, &req->dbt1);
383 dbt_to_sv (req->sv2, &req->dbt2);
384 dbt_to_sv (req->sv3, &req->dbt3);
385 break;
386
387 case REQ_DB_KEY_RANGE:
388 {
389 AV *av = newAV ();
390
391 av_push (av, newSVnv (req->key_range.less));
392 av_push (av, newSVnv (req->key_range.equal));
393 av_push (av, newSVnv (req->key_range.greater));
394
395 av = (AV *)newRV_noinc ((SV *)av);
396
397 SvREADONLY_off (req->sv1);
398 sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
399 SvREFCNT_dec (av);
400 SvREFCNT_dec (req->sv1);
401 }
402 break;
403
404#if DBVER >= 403
405 case REQ_SEQ_GET:
406 SvREADONLY_off (req->sv1);
407
408 if (sizeof (IV) > 4)
409 sv_setiv_mg (req->sv1, (IV)req->seq_t);
410 else
411 sv_setnv_mg (req->sv1, (NV)req->seq_t);
412
413 SvREFCNT_dec (req->sv1);
414 break;
415#endif
416
417 case REQ_ENV_LOG_ARCHIVE:
418 {
419 AV *av = newAV ();
420 char **listp = (char **)req->buf1;
421
422 if (listp)
423 while (*listp)
424 av_push (av, newSVpv (*listp, 0)), ++listp;
425
426 av = (AV *)newRV_noinc ((SV *)av);
427
428 SvREADONLY_off (req->sv1);
429 sv_setsv_mg (req->sv1, (SV *)av);
430 SvREFCNT_dec (av);
431 SvREFCNT_dec (req->sv1);
432 }
433 break;
434 }
435
436 errno = req->result;
437
438 if (req->callback)
439 {
440 dSP;
441
306 ENTER; 442 ENTER;
307 SAVETMPS; 443 SAVETMPS;
308 PUSHMARK (SP); 444 PUSHMARK (SP);
309 445
310 switch (req->type)
311 {
312 case REQ_DB_CLOSE:
313 SvREFCNT_dec (req->sv1);
314 break;
315
316 case REQ_DB_GET:
317 case REQ_DB_PGET:
318 dbt_to_sv (req->sv3, &req->dbt3);
319 break;
320
321 case REQ_C_GET:
322 case REQ_C_PGET:
323 dbt_to_sv (req->sv1, &req->dbt1);
324 dbt_to_sv (req->sv2, &req->dbt2);
325 dbt_to_sv (req->sv3, &req->dbt3);
326 break;
327
328 case REQ_DB_KEY_RANGE:
329 {
330 AV *av = newAV ();
331
332 av_push (av, newSVnv (req->key_range.less));
333 av_push (av, newSVnv (req->key_range.equal));
334 av_push (av, newSVnv (req->key_range.greater));
335
336 SvREADONLY_off (req->sv1);
337 sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av));
338 SvREFCNT_dec (req->sv1);
339 }
340 break;
341
342 case REQ_SEQ_GET:
343 SvREADONLY_off (req->sv1);
344
345 if (sizeof (IV) > 4)
346 sv_setiv_mg (req->sv1, req->seq_t);
347 else
348 sv_setnv_mg (req->sv1, req->seq_t);
349
350 SvREFCNT_dec (req->sv1);
351 break;
352 }
353
354 errno = req->result;
355
356 PUTBACK; 446 PUTBACK;
357 call_sv (req->callback, G_VOID | G_EVAL); 447 call_sv (req->callback, G_VOID | G_EVAL);
358 SPAGAIN; 448 SPAGAIN;
359 449
360 FREETMPS; 450 FREETMPS;
361 LEAVE; 451 LEAVE;
452
453 return !SvTRUE (ERRSV);
362 } 454 }
363 455
364 return !SvTRUE (ERRSV); 456 return 1;
365} 457}
366 458
367static void req_free (aio_req req) 459static void req_free (bdb_req req)
368{ 460{
461 SvREFCNT_dec (req->callback);
462
463 SvREFCNT_dec (req->rsv1);
464 SvREFCNT_dec (req->rsv2);
465
369 free (req->buf1); 466 free (req->buf1);
370 free (req->buf2); 467 free (req->buf2);
468 free (req->buf3);
469
371 Safefree (req); 470 Safefree (req);
372} 471}
373 472
374static void *aio_proc (void *arg); 473static void
474create_respipe (void)
475{
476 if (s_epipe_renew (&respipe))
477 croak ("BDB: unable to create event pipe");
478}
479
480static void bdb_request (bdb_req req);
481X_THREAD_PROC (bdb_proc);
375 482
376static void start_thread (void) 483static void start_thread (void)
377{ 484{
378 sigset_t fullsigset, oldsigset;
379 pthread_attr_t attr;
380
381 worker *wrk = calloc (1, sizeof (worker)); 485 worker *wrk = calloc (1, sizeof (worker));
382 486
383 if (!wrk) 487 if (!wrk)
384 croak ("unable to allocate worker thread data"); 488 croak ("unable to allocate worker thread data");
385 489
386 pthread_attr_init (&attr);
387 pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
388#ifdef PTHREAD_SCOPE_PROCESS
389 pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS);
390#endif
391
392 sigfillset (&fullsigset);
393
394 LOCK (wrklock); 490 X_LOCK (wrklock);
395 pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset);
396
397 if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) 491 if (xthread_create (&wrk->tid, bdb_proc, (void *)wrk))
398 { 492 {
399 wrk->prev = &wrk_first; 493 wrk->prev = &wrk_first;
400 wrk->next = wrk_first.next; 494 wrk->next = wrk_first.next;
401 wrk_first.next->prev = wrk; 495 wrk_first.next->prev = wrk;
402 wrk_first.next = wrk; 496 wrk_first.next = wrk;
403 ++started; 497 ++started;
404 } 498 }
405 else 499 else
406 free (wrk); 500 free (wrk);
407 501
408 pthread_sigmask (SIG_SETMASK, &oldsigset, 0);
409 UNLOCK (wrklock); 502 X_UNLOCK (wrklock);
410} 503}
411 504
412static void maybe_start_thread () 505static void maybe_start_thread (void)
413{ 506{
414 if (get_nthreads () >= wanted) 507 if (get_nthreads () >= wanted)
415 return; 508 return;
416 509
417 /* todo: maybe use idle here, but might be less exact */ 510 /* todo: maybe use idle here, but might be less exact */
… …
419 return; 512 return;
420 513
421 start_thread (); 514 start_thread ();
422} 515}
423 516
424static void req_send (aio_req req) 517static void req_send (bdb_req req)
425{ 518{
426 SV *wait_callback = 0; 519 SV *wait_callback = 0;
427 520
428 // synthesize callback if none given 521 if (on_next_submit)
429 if (!SvOK (req->callback))
430 { 522 {
431 dSP; 523 dSP;
524 SV *cb = sv_2mortal (on_next_submit);
525
526 on_next_submit = 0;
527
432 PUSHMARK (SP); 528 PUSHMARK (SP);
433 PUTBACK; 529 PUTBACK;
434 int count = call_sv (prepare_cb, G_ARRAY); 530 call_sv (cb, G_DISCARD | G_EVAL);
435 SPAGAIN; 531 SPAGAIN;
436
437 if (count != 2)
438 croak ("prepare callback must return exactly two values\n");
439
440 wait_callback = SvREFCNT_inc (POPs);
441 SvREFCNT_dec (req->callback);
442 req->callback = SvREFCNT_inc (POPs);
443 } 532 }
444 533
534 // synthesize callback if none given
535 if (!req->callback)
536 {
537 if (SvOK (prepare_cb))
538 {
539 int count;
540
541 dSP;
542 PUSHMARK (SP);
543 PUTBACK;
544 count = call_sv (prepare_cb, G_ARRAY);
545 SPAGAIN;
546
547 if (count != 2)
548 croak ("sync prepare callback must return exactly two values\n");
549
550 wait_callback = POPs;
551 req->callback = SvREFCNT_inc (POPs);
552 }
553 else
554 {
555 // execute request synchronously
556 bdb_request (req);
557 req_invoke (req);
558 req_free (req);
559 return;
560 }
561 }
562
445 ++nreqs; 563 ++nreqs;
446 564
447 LOCK (reqlock); 565 X_LOCK (reqlock);
448 ++nready; 566 ++nready;
449 reqq_push (&req_queue, req); 567 reqq_push (&req_queue, req);
450 pthread_cond_signal (&reqwait); 568 X_COND_SIGNAL (reqwait);
451 UNLOCK (reqlock); 569 X_UNLOCK (reqlock);
452 570
453 maybe_start_thread (); 571 maybe_start_thread ();
454 572
455 if (wait_callback) 573 if (wait_callback)
456 { 574 {
457 dSP; 575 dSP;
458 PUSHMARK (SP); 576 PUSHMARK (SP);
459 PUTBACK; 577 PUTBACK;
460 call_sv (wait_callback, G_DISCARD); 578 call_sv (wait_callback, G_DISCARD);
461 SvREFCNT_dec (wait_callback);
462 } 579 }
463} 580}
464 581
465static void end_thread (void) 582static void end_thread (void)
466{ 583{
467 aio_req req; 584 bdb_req req = calloc (1, sizeof (bdb_cb));
468
469 Newz (0, req, 1, aio_cb);
470 585
471 req->type = REQ_QUIT; 586 req->type = REQ_QUIT;
472 req->pri = PRI_MAX + PRI_BIAS; 587 req->pri = PRI_MAX + PRI_BIAS;
473 588
474 LOCK (reqlock); 589 X_LOCK (reqlock);
475 reqq_push (&req_queue, req); 590 reqq_push (&req_queue, req);
476 pthread_cond_signal (&reqwait); 591 X_COND_SIGNAL (reqwait);
477 UNLOCK (reqlock); 592 X_UNLOCK (reqlock);
478 593
479 LOCK (wrklock); 594 X_LOCK (wrklock);
480 --started; 595 --started;
481 UNLOCK (wrklock); 596 X_UNLOCK (wrklock);
482} 597}
483 598
484static void set_max_idle (int nthreads) 599static void set_max_idle (int nthreads)
485{ 600{
486 if (WORDACCESS_UNSAFE) LOCK (reqlock); 601 if (WORDACCESS_UNSAFE) X_LOCK (reqlock);
487 max_idle = nthreads <= 0 ? 1 : nthreads; 602 max_idle = nthreads <= 0 ? 1 : nthreads;
488 if (WORDACCESS_UNSAFE) UNLOCK (reqlock); 603 if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock);
489} 604}
490 605
491static void min_parallel (int nthreads) 606static void min_parallel (int nthreads)
492{ 607{
493 if (wanted < nthreads) 608 if (wanted < nthreads)
… …
501 616
502 while (started > wanted) 617 while (started > wanted)
503 end_thread (); 618 end_thread ();
504} 619}
505 620
506static void poll_wait () 621static void poll_wait (void)
507{ 622{
508 fd_set rfd;
509
510 while (nreqs) 623 while (nreqs)
511 { 624 {
512 int size; 625 int size;
513 if (WORDACCESS_UNSAFE) LOCK (reslock); 626 if (WORDACCESS_UNSAFE) X_LOCK (reslock);
514 size = res_queue.size; 627 size = res_queue.size;
515 if (WORDACCESS_UNSAFE) UNLOCK (reslock); 628 if (WORDACCESS_UNSAFE) X_UNLOCK (reslock);
516 629
517 if (size) 630 if (size)
518 return; 631 return;
519 632
520 maybe_start_thread (); 633 maybe_start_thread ();
521 634
522 FD_ZERO(&rfd); 635 s_epipe_wait (&respipe);
523 FD_SET(respipe [0], &rfd);
524
525 select (respipe [0] + 1, &rfd, 0, 0, 0);
526 } 636 }
527} 637}
528 638
529static int poll_cb () 639static int poll_cb (void)
530{ 640{
531 dSP; 641 dSP;
532 int count = 0; 642 int count = 0;
533 int maxreqs = max_poll_reqs; 643 int maxreqs = max_poll_reqs;
534 int do_croak = 0; 644 int do_croak = 0;
535 struct timeval tv_start, tv_now; 645 struct timeval tv_start, tv_now;
536 aio_req req; 646 bdb_req req;
537 647
538 if (max_poll_time) 648 if (max_poll_time)
539 gettimeofday (&tv_start, 0); 649 gettimeofday (&tv_start, 0);
540 650
541 for (;;) 651 for (;;)
542 { 652 {
543 for (;;) 653 for (;;)
544 { 654 {
545 maybe_start_thread (); 655 maybe_start_thread ();
546 656
547 LOCK (reslock); 657 X_LOCK (reslock);
548 req = reqq_shift (&res_queue); 658 req = reqq_shift (&res_queue);
549 659
550 if (req) 660 if (req)
551 { 661 {
552 --npending; 662 --npending;
553 663
554 if (!res_queue.size) 664 if (!res_queue.size)
555 {
556 /* read any signals sent by the worker threads */ 665 /* read any signals sent by the worker threads */
557 char buf [4]; 666 s_epipe_drain (&respipe);
558 while (read (respipe [0], buf, 4) == 4)
559 ;
560 }
561 } 667 }
562 668
563 UNLOCK (reslock); 669 X_UNLOCK (reslock);
564 670
565 if (!req) 671 if (!req)
566 break; 672 break;
567 673
568 --nreqs; 674 --nreqs;
… …
598 } 704 }
599 705
600 return count; 706 return count;
601} 707}
602 708
603static void create_pipe ()
604{
605 if (pipe (respipe))
606 croak ("unable to initialize result pipe");
607
608 if (fcntl (respipe [0], F_SETFL, O_NONBLOCK))
609 croak ("cannot set result pipe to nonblocking mode");
610
611 if (fcntl (respipe [1], F_SETFL, O_NONBLOCK))
612 croak ("cannot set result pipe to nonblocking mode");
613}
614
615/*****************************************************************************/ 709/*****************************************************************************/
616 710
617static void *aio_proc (void *thr_arg) 711static void
712bdb_request (bdb_req req)
618{ 713{
714 switch (req->type)
715 {
716 case REQ_ENV_OPEN:
717 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
718 break;
719
720 case REQ_ENV_CLOSE:
721 req->result = req->env->close (req->env, req->uint1);
722 break;
723
724 case REQ_ENV_TXN_CHECKPOINT:
725 req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
726 break;
727
728 case REQ_ENV_LOCK_DETECT:
729 req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
730 break;
731
732 case REQ_ENV_MEMP_SYNC:
733 req->result = req->env->memp_sync (req->env, 0);
734 break;
735
736 case REQ_ENV_MEMP_TRICKLE:
737 req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
738 break;
739
740 case REQ_ENV_DBREMOVE:
741 req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1);
742 break;
743
744 case REQ_ENV_DBRENAME:
745 req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1);
746 break;
747
748 case REQ_DB_OPEN:
749 req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
750 break;
751
752 case REQ_DB_CLOSE:
753 req->result = req->db->close (req->db, req->uint1);
754 break;
755
756#if DBVER >= 404
757 case REQ_DB_COMPACT:
758 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);
759 break;
760#endif
761
762 case REQ_DB_SYNC:
763 req->result = req->db->sync (req->db, req->uint1);
764 break;
765
766 case REQ_DB_VERIFY:
767 req->result = req->db->verify (req->db, req->buf1, req->buf2, 0, req->uint1);
768 break;
769
770 case REQ_DB_UPGRADE:
771 req->result = req->db->upgrade (req->db, req->buf1, req->uint1);
772 break;
773
774 case REQ_DB_PUT:
775 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
776 break;
777
778#if DBVER >= 406
779 case REQ_DB_EXISTS:
780 req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1);
781 break;
782#endif
783 case REQ_DB_GET:
784 req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
785 break;
786
787 case REQ_DB_PGET:
788 req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
789 break;
790
791 case REQ_DB_DEL:
792 req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
793 break;
794
795 case REQ_DB_KEY_RANGE:
796 req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
797 break;
798
799 case REQ_TXN_COMMIT:
800 req->result = req->txn->commit (req->txn, req->uint1);
801 break;
802
803 case REQ_TXN_ABORT:
804 req->result = req->txn->abort (req->txn);
805 break;
806
807 case REQ_TXN_FINISH:
808 if (req->txn->flags & TXN_DEADLOCK)
809 {
810 req->result = req->txn->abort (req->txn);
811 if (!req->result)
812 req->result = DB_LOCK_DEADLOCK;
813 }
814 else
815 req->result = req->txn->commit (req->txn, req->uint1);
816 break;
817
818 case REQ_C_CLOSE:
819 req->result = req->dbc->c_close (req->dbc);
820 break;
821
822 case REQ_C_COUNT:
823 {
824 db_recno_t recno;
825 req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
826 req->uv1 = recno;
827 }
828 break;
829
830 case REQ_C_PUT:
831 req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
832 break;
833
834 case REQ_C_GET:
835 req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
836 break;
837
838 case REQ_C_PGET:
839 req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
840 break;
841
842 case REQ_C_DEL:
843 req->result = req->dbc->c_del (req->dbc, req->uint1);
844 break;
845
846#if DBVER >= 403
847 case REQ_SEQ_OPEN:
848 req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
849 break;
850
851 case REQ_SEQ_CLOSE:
852 req->result = req->seq->close (req->seq, req->uint1);
853 break;
854
855 case REQ_SEQ_GET:
856 req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
857 break;
858
859 case REQ_SEQ_REMOVE:
860 req->result = req->seq->remove (req->seq, req->txn, req->uint1);
861 break;
862#endif
863
864#if DBVER >= 407
865 case REQ_ENV_LSN_RESET:
866 req->result = req->env->lsn_reset (req->env, req->buf1, req->uint1);
867 break;
868#endif
869
870 case REQ_ENV_LOG_ARCHIVE:
871 {
872 char **listp = 0; /* DB_ARCH_REMOVE does not touch listp, contrary to docs */
873 req->result = req->env->log_archive (req->env, &listp, req->uint1);
874 req->buf1 = (char *)listp;
875 }
876 break;
877
878 default:
879 req->result = ENOSYS;
880 break;
881 }
882
883 if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED))
884 req->txn->flags |= TXN_DEADLOCK;
885}
886
887X_THREAD_PROC (bdb_proc)
888{
619 aio_req req; 889 bdb_req req;
620 struct timespec ts; 890 struct timespec ts;
621 worker *self = (worker *)thr_arg; 891 worker *self = (worker *)thr_arg;
622 892
623 /* try to distribute timeouts somewhat evenly */ 893 /* try to distribute timeouts somewhat evenly */
624 ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL) 894 ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL);
625 * (1000000000UL / 1024UL);
626 895
627 for (;;) 896 for (;;)
628 { 897 {
629 ts.tv_sec = time (0) + IDLE_TIMEOUT; 898 ts.tv_sec = time (0) + IDLE_TIMEOUT;
630 899
631 LOCK (reqlock); 900 X_LOCK (reqlock);
632 901
633 for (;;) 902 for (;;)
634 { 903 {
635 self->req = req = reqq_shift (&req_queue); 904 self->req = req = reqq_shift (&req_queue);
636 905
637 if (req) 906 if (req)
638 break; 907 break;
639 908
640 ++idle; 909 ++idle;
641 910
642 if (pthread_cond_timedwait (&reqwait, &reqlock, &ts) 911 if (X_COND_TIMEDWAIT (reqwait, reqlock, ts)
643 == ETIMEDOUT) 912 == ETIMEDOUT)
644 { 913 {
645 if (idle > max_idle) 914 if (idle > max_idle)
646 { 915 {
647 --idle; 916 --idle;
648 UNLOCK (reqlock); 917 X_UNLOCK (reqlock);
649 LOCK (wrklock); 918 X_LOCK (wrklock);
650 --started; 919 --started;
651 UNLOCK (wrklock); 920 X_UNLOCK (wrklock);
652 goto quit; 921 goto quit;
653 } 922 }
654 923
655 /* we are allowed to idle, so do so without any timeout */ 924 /* we are allowed to idle, so do so without any timeout */
656 pthread_cond_wait (&reqwait, &reqlock); 925 X_COND_WAIT (reqwait, reqlock);
657 ts.tv_sec = time (0) + IDLE_TIMEOUT; 926 ts.tv_sec = time (0) + IDLE_TIMEOUT;
658 } 927 }
659 928
660 --idle; 929 --idle;
661 } 930 }
662 931
663 --nready; 932 --nready;
664 933
665 UNLOCK (reqlock); 934 X_UNLOCK (reqlock);
666 935
667 switch (req->type) 936 if (req->type == REQ_QUIT)
668 { 937 {
669 case REQ_QUIT: 938 X_LOCK (reslock);
939 free (req);
940 self->req = 0;
941 X_UNLOCK (reslock);
942
670 goto quit; 943 goto quit;
671
672 case REQ_ENV_OPEN:
673 req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1);
674 break;
675
676 case REQ_ENV_CLOSE:
677 req->result = req->env->close (req->env, req->uint1);
678 break;
679
680 case REQ_ENV_TXN_CHECKPOINT:
681 req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2);
682 break;
683
684 case REQ_ENV_LOCK_DETECT:
685 req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1);
686 break;
687
688 case REQ_ENV_MEMP_SYNC:
689 req->result = req->env->memp_sync (req->env, 0);
690 break;
691
692 case REQ_ENV_MEMP_TRICKLE:
693 req->result = req->env->memp_trickle (req->env, req->int1, &req->int2);
694 break;
695
696 case REQ_DB_OPEN:
697 req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2);
698 break;
699
700 case REQ_DB_CLOSE:
701 req->result = req->db->close (req->db, req->uint1);
702 break;
703
704 case REQ_DB_COMPACT:
705 req->result = req->db->compact (req->db, req->txn, &req->dbt1, &req->dbt2, 0, req->uint1, 0);
706 break;
707
708 case REQ_DB_SYNC:
709 req->result = req->db->sync (req->db, req->uint1);
710 break;
711
712 case REQ_DB_PUT:
713 req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1);
714 break;
715
716 case REQ_DB_GET:
717 req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1);
718 break;
719
720 case REQ_DB_PGET:
721 req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
722 break;
723
724 case REQ_DB_DEL:
725 req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1);
726 break;
727
728 case REQ_DB_KEY_RANGE:
729 req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1);
730 break;
731
732 case REQ_TXN_COMMIT:
733 req->result = req->txn->commit (req->txn, req->uint1);
734 break;
735
736 case REQ_TXN_ABORT:
737 req->result = req->txn->abort (req->txn);
738 break;
739
740 case REQ_C_CLOSE:
741 req->result = req->dbc->c_close (req->dbc);
742 break;
743
744 case REQ_C_COUNT:
745 {
746 db_recno_t recno;
747 req->result = req->dbc->c_count (req->dbc, &recno, req->uint1);
748 req->uv1 = recno;
749 }
750 break;
751
752 case REQ_C_PUT:
753 req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1);
754 break;
755
756 case REQ_C_GET:
757 req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1);
758 break;
759
760 case REQ_C_PGET:
761 req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1);
762 break;
763
764 case REQ_C_DEL:
765 req->result = req->dbc->c_del (req->dbc, req->uint1);
766 break;
767
768 case REQ_SEQ_OPEN:
769 req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1);
770 break;
771
772 case REQ_SEQ_CLOSE:
773 req->result = req->seq->close (req->seq, req->uint1);
774 break;
775
776 case REQ_SEQ_GET:
777 req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1);
778 break;
779
780 case REQ_SEQ_REMOVE:
781 req->result = req->seq->remove (req->seq, req->txn, req->uint1);
782 break;
783
784 default:
785 req->result = ENOSYS;
786 break;
787 } 944 }
788 945
946 bdb_request (req);
947
789 LOCK (reslock); 948 X_LOCK (reslock);
790 949
791 ++npending; 950 ++npending;
792 951
793 if (!reqq_push (&res_queue, req)) 952 if (!reqq_push (&res_queue, req))
794 /* write a dummy byte to the pipe so fh becomes ready */ 953 s_epipe_signal (&respipe);
795 write (respipe [1], &respipe, 1);
796 954
797 self->req = 0; 955 self->req = 0;
798 worker_clear (self); 956 worker_clear (self);
799 957
800 UNLOCK (reslock); 958 X_UNLOCK (reslock);
801 } 959 }
802 960
803quit: 961quit:
804 LOCK (wrklock); 962 X_LOCK (wrklock);
805 worker_free (self); 963 worker_free (self);
806 UNLOCK (wrklock); 964 X_UNLOCK (wrklock);
807 965
808 return 0; 966 return 0;
809} 967}
810 968
811/*****************************************************************************/ 969/*****************************************************************************/
812 970
813static void atfork_prepare (void) 971static void atfork_prepare (void)
814{ 972{
815 LOCK (wrklock); 973 X_LOCK (wrklock);
816 LOCK (reqlock); 974 X_LOCK (reqlock);
817 LOCK (reslock); 975 X_LOCK (reslock);
818} 976}
819 977
820static void atfork_parent (void) 978static void atfork_parent (void)
821{ 979{
822 UNLOCK (reslock); 980 X_UNLOCK (reslock);
823 UNLOCK (reqlock); 981 X_UNLOCK (reqlock);
824 UNLOCK (wrklock); 982 X_UNLOCK (wrklock);
825} 983}
826 984
827static void atfork_child (void) 985static void atfork_child (void)
828{ 986{
829 aio_req prv; 987 bdb_req prv;
830 988
831 while (prv = reqq_shift (&req_queue)) 989 while (prv = reqq_shift (&req_queue))
832 req_free (prv); 990 req_free (prv);
833 991
834 while (prv = reqq_shift (&res_queue)) 992 while (prv = reqq_shift (&res_queue))
… …
849 idle = 0; 1007 idle = 0;
850 nreqs = 0; 1008 nreqs = 0;
851 nready = 0; 1009 nready = 0;
852 npending = 0; 1010 npending = 0;
853 1011
854 close (respipe [0]);
855 close (respipe [1]);
856 create_pipe (); 1012 create_respipe ();
857 1013
858 atfork_parent (); 1014 atfork_parent ();
859} 1015}
860 1016
861#define dREQ(reqtype) \ 1017#define dREQ(reqtype,rsvcnt) \
862 aio_req req; \ 1018 bdb_req req; \
863 int req_pri = next_pri; \ 1019 int req_pri = next_pri; \
864 next_pri = DEFAULT_PRI + PRI_BIAS; \ 1020 next_pri = DEFAULT_PRI + PRI_BIAS; \
865 \ 1021 \
866 if (SvOK (callback) && !SvROK (callback)) \ 1022 if (callback && SvOK (callback)) \
867 croak ("callback must be undef or of reference type"); \ 1023 croak ("callback has illegal type or extra arguments"); \
868 \ 1024 \
869 Newz (0, req, 1, aio_cb); \ 1025 Newz (0, req, 1, bdb_cb); \
870 if (!req) \ 1026 if (!req) \
871 croak ("out of memory during aio_req allocation"); \ 1027 croak ("out of memory during bdb_req allocation"); \
872 \ 1028 \
873 req->callback = newSVsv (callback); \ 1029 req->callback = SvREFCNT_inc (cb); \
874 req->type = (reqtype); \ 1030 req->type = (reqtype); \
875 req->pri = req_pri 1031 req->pri = req_pri; \
1032 if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \
1033 if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \
1034 (void)0;
876 1035
877#define REQ_SEND \ 1036#define REQ_SEND \
878 req_send (req) 1037 req_send (req)
879 1038
880#define SvPTR(var, arg, type, class, nullok) \ 1039#define SvPTR(var, arg, type, stash, class, nullok) \
881 if (!SvOK (arg)) \ 1040 if (!SvOK (arg)) \
882 { \ 1041 { \
883 if (!nullok) \ 1042 if (nullok != 1) \
884 croak (# var " must be a " # class " object, not undef"); \ 1043 croak (# var " must be a " # class " object, not undef"); \
885 \ 1044 \
886 (var) = 0; \ 1045 (var) = 0; \
887 } \ 1046 } \
888 else if (sv_derived_from ((arg), # class)) \ 1047 else if (SvSTASH (SvRV (arg)) == stash || sv_derived_from ((arg), # class)) \
889 { \ 1048 { \
890 IV tmp = SvIV ((SV*) SvRV (arg)); \ 1049 IV tmp = SvIV ((SV*) SvRV (arg)); \
891 (var) = INT2PTR (type, tmp); \ 1050 (var) = INT2PTR (type, tmp); \
892 if (!var) \ 1051 if (!var && nullok != 2) \
893 croak (# var " is not a valid " # class " object anymore"); \ 1052 croak (# var " is not a valid " # class " object anymore"); \
894 } \ 1053 } \
895 else \ 1054 else \
896 croak (# var " is not of type " # class); \ 1055 croak (# var " is not of type " # class);
897 \ 1056
1057#define ARG_MUTABLE(name) \
1058 if (SvREADONLY (name)) \
1059 croak ("argument " #name " is read-only/constant, but the request requires it to be mutable");
1060
1061static SV *
1062newSVptr (void *ptr, HV *stash)
1063{
1064 SV *rv = NEWSV (0, 0);
1065 sv_upgrade (rv, SVt_PVMG);
1066 sv_setiv (rv, PTR2IV (ptr));
1067
1068 return sv_bless (newRV_noinc (rv), stash);
1069}
898 1070
899static void 1071static void
900ptr_nuke (SV *sv) 1072ptr_nuke (SV *sv)
901{ 1073{
902 assert (SvROK (sv)); 1074 assert (SvROK (sv));
903 sv_setiv (SvRV (sv), 0); 1075 sv_setiv (SvRV (sv), 0);
904} 1076}
905 1077
1078static int
1079errno_get (pTHX_ SV *sv, MAGIC *mg)
1080{
1081 if (*mg->mg_ptr == '!') // should always be the case
1082 if (-30999 <= errno && errno <= -30800)
1083 {
1084 sv_setnv (sv, (NV)errno);
1085 sv_setpv (sv, db_strerror (errno));
1086 SvNOK_on (sv); /* what a wonderful hack! */
1087 // ^^^ copied from perl sources
1088 return 0;
1089 }
1090
1091 return PL_vtbl_sv.svt_get (aTHX_ sv, mg);
1092}
1093
1094static MGVTBL vtbl_errno;
1095
1096// this wonderful hack :( patches perl's $! variable to support our errno values
1097static void
1098patch_errno (void)
1099{
1100 SV *sv;
1101 MAGIC *mg;
1102
1103 if (!(sv = get_sv ("!", 1)))
1104 return;
1105
1106 if (!(mg = mg_find (sv, PERL_MAGIC_sv)))
1107 return;
1108
1109 if (mg->mg_virtual != &PL_vtbl_sv)
1110 return;
1111
1112 vtbl_errno = PL_vtbl_sv;
1113 vtbl_errno.svt_get = errno_get;
1114 mg->mg_virtual = &vtbl_errno;
1115}
1116
1117#if __GNUC__ >= 4
1118# define noinline __attribute__ ((noinline))
1119#else
1120# define noinline
1121#endif
1122
1123static noinline SV *
1124pop_callback (I32 *ritems, SV *sv)
1125{
1126 if (SvROK (sv))
1127 {
1128 HV *st;
1129 GV *gvp;
1130 CV *cv;
1131 const char *name;
1132
1133 /* forgive me */
1134 if (SvTYPE (SvRV (sv)) == SVt_PVMG
1135 && (st = SvSTASH (SvRV (sv)))
1136 && (name = HvNAME_get (st))
1137 && (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':'))
1138 return 0;
1139
1140 if ((cv = sv_2cv (sv, &st, &gvp, 0)))
1141 {
1142 --*ritems;
1143 return (SV *)cv;
1144 }
1145 }
1146
1147 return 0;
1148}
1149
1150/*****************************************************************************/
1151
1152#if 0
1153static int
1154bt_pfxc_compare (DB *db, const DBT *dbt1, const DBT *dbt2)
1155{
1156 ssize_t size1 = dbt1->size;
1157 ssize_t size2 = dbt2->size;
1158 int res = memcmp ((void *)dbt1->data, (void *)dbt2->data,
1159 size1 <= size2 ? size1 : size2);
1160
1161 if (res)
1162 return res;
1163 else if (size1 - size2)
1164 return size1 - size2;
1165 else
1166 return 0;
1167}
1168
1169static size_t
1170bt_pfxc_prefix_x (DB *db, const DBT *dbt1, const DBT *dbt2)
1171{
1172 ssize_t size1 = dbt1->size;
1173 ssize_t size2 = dbt2->size;
1174 u_int8_t *p1 = (u_int8_t *)dbt1->data;
1175 u_int8_t *p2 = (u_int8_t *)dbt2->data;
1176 u_int8_t *pe = p1 + (size1 <= size2 ? size1 : size2);
1177
1178 while (p1 < pe)
1179 if (*p1++ != *p2++)
1180 return p1 - (u_int8_t *)dbt1->data - 1;
1181
1182 if (size1 < size2) return size1 + 1;
1183 if (size1 > size2) return size2 + 1;
1184
1185 return size1;
1186}
1187#endif
1188
1189/*****************************************************************************/
1190
1191/* stupid windows defines CALLBACK as well */
1192#undef CALLBACK
1193#define CALLBACK SV *cb = pop_callback (&items, ST (items - 1));
1194
906MODULE = BDB PACKAGE = BDB 1195MODULE = BDB PACKAGE = BDB
907 1196
908PROTOTYPES: ENABLE 1197PROTOTYPES: ENABLE
909 1198
910BOOT: 1199BOOT:
911{ 1200{
912 HV *stash = gv_stashpv ("BDB", 1);
913
914 static const struct { 1201 static const struct {
915 const char *name; 1202 const char *name;
916 IV iv; 1203 IV iv;
917 } *civ, const_iv[] = { 1204 } *civ, const_iv[] = {
918#define const_iv(name) { # name, (IV)DB_ ## name }, 1205#define const_iv(name) { # name, (IV)DB_ ## name },
1206#if DBVER <= 408
919 const_iv (RPCCLIENT) 1207 const_iv (RPCCLIENT)
1208#endif
920 const_iv (INIT_CDB) 1209 const_iv (INIT_CDB)
921 const_iv (INIT_LOCK) 1210 const_iv (INIT_LOCK)
922 const_iv (INIT_LOG) 1211 const_iv (INIT_LOG)
923 const_iv (INIT_MPOOL) 1212 const_iv (INIT_MPOOL)
924 const_iv (INIT_REP) 1213 const_iv (INIT_REP)
925 const_iv (INIT_TXN) 1214 const_iv (INIT_TXN)
926 const_iv (RECOVER) 1215 const_iv (RECOVER)
927 const_iv (INIT_TXN) 1216 const_iv (INIT_TXN)
928 const_iv (RECOVER_FATAL) 1217 const_iv (RECOVER_FATAL)
929 const_iv (CREATE) 1218 const_iv (CREATE)
1219 const_iv (RDONLY)
930 const_iv (USE_ENVIRON) 1220 const_iv (USE_ENVIRON)
931 const_iv (USE_ENVIRON_ROOT) 1221 const_iv (USE_ENVIRON_ROOT)
932 const_iv (LOCKDOWN) 1222 const_iv (LOCKDOWN)
933 const_iv (PRIVATE) 1223 const_iv (PRIVATE)
934 const_iv (REGISTER)
935 const_iv (SYSTEM_MEM) 1224 const_iv (SYSTEM_MEM)
936 const_iv (AUTO_COMMIT) 1225 const_iv (AUTO_COMMIT)
937 const_iv (CDB_ALLDB) 1226 const_iv (CDB_ALLDB)
938 const_iv (DIRECT_DB) 1227 const_iv (DIRECT_DB)
939 const_iv (DIRECT_LOG)
940 const_iv (DSYNC_DB)
941 const_iv (DSYNC_LOG)
942 const_iv (LOG_AUTOREMOVE)
943 const_iv (LOG_INMEMORY)
944 const_iv (NOLOCKING) 1228 const_iv (NOLOCKING)
945 const_iv (MULTIVERSION)
946 const_iv (NOMMAP) 1229 const_iv (NOMMAP)
947 const_iv (NOPANIC) 1230 const_iv (NOPANIC)
948 const_iv (OVERWRITE) 1231 const_iv (OVERWRITE)
949 const_iv (PANIC_ENVIRONMENT) 1232 const_iv (PANIC_ENVIRONMENT)
950 const_iv (REGION_INIT) 1233 const_iv (REGION_INIT)
951 const_iv (TIME_NOTGRANTED) 1234 const_iv (TIME_NOTGRANTED)
952 const_iv (TXN_NOSYNC) 1235 const_iv (TXN_NOSYNC)
953 const_iv (TXN_SNAPSHOT) 1236 const_iv (TXN_NOT_DURABLE)
954 const_iv (TXN_WRITE_NOSYNC) 1237 const_iv (TXN_WRITE_NOSYNC)
955 const_iv (WRITECURSOR) 1238 const_iv (WRITECURSOR)
956 const_iv (YIELDCPU) 1239 const_iv (YIELDCPU)
957 const_iv (ENCRYPT_AES) 1240 const_iv (ENCRYPT_AES)
1241#if DBVER < 408
958 const_iv (XA_CREATE) 1242 const_iv (XA_CREATE)
1243#endif
959 const_iv (BTREE) 1244 const_iv (BTREE)
960 const_iv (HASH) 1245 const_iv (HASH)
961 const_iv (QUEUE) 1246 const_iv (QUEUE)
962 const_iv (RECNO) 1247 const_iv (RECNO)
963 const_iv (UNKNOWN) 1248 const_iv (UNKNOWN)
964 const_iv (EXCL) 1249 const_iv (EXCL)
965 const_iv (READ_COMMITTED)
966 const_iv (READ_UNCOMMITTED)
967 const_iv (TRUNCATE) 1250 const_iv (TRUNCATE)
968 const_iv (NOSYNC) 1251 const_iv (NOSYNC)
969 const_iv (CHKSUM) 1252 const_iv (CHKSUM)
970 const_iv (ENCRYPT) 1253 const_iv (ENCRYPT)
971 const_iv (TXN_NOT_DURABLE)
972 const_iv (DUP) 1254 const_iv (DUP)
973 const_iv (DUPSORT) 1255 const_iv (DUPSORT)
974 const_iv (RECNUM) 1256 //const_iv (RECNUM)
975 const_iv (RENUMBER) 1257 const_iv (RENUMBER)
976 const_iv (REVSPLITOFF) 1258 const_iv (REVSPLITOFF)
977 const_iv (INORDER)
978 const_iv (CONSUME) 1259 const_iv (CONSUME)
979 const_iv (CONSUME_WAIT) 1260 const_iv (CONSUME_WAIT)
980 const_iv (GET_BOTH) 1261 const_iv (GET_BOTH)
981 const_iv (GET_BOTH_RANGE) 1262 const_iv (GET_BOTH_RANGE)
982 //const_iv (SET_RECNO) 1263 //const_iv (SET_RECNO)
983 //const_iv (MULTIPLE) 1264 //const_iv (MULTIPLE)
984 const_iv (SNAPSHOT) 1265 const_iv (SNAPSHOT)
985 const_iv (JOIN_ITEM) 1266 const_iv (JOIN_ITEM)
1267 const_iv (JOIN_NOSORT)
986 const_iv (RMW) 1268 const_iv (RMW)
987 1269
988 const_iv (NOTFOUND) 1270 const_iv (NOTFOUND)
989 const_iv (KEYEMPTY) 1271 const_iv (KEYEMPTY)
990 const_iv (LOCK_DEADLOCK) 1272 const_iv (LOCK_DEADLOCK)
991 const_iv (LOCK_NOTGRANTED) 1273 const_iv (LOCK_NOTGRANTED)
992 const_iv (RUNRECOVERY) 1274 const_iv (RUNRECOVERY)
993 const_iv (OLD_VERSION) 1275 const_iv (OLD_VERSION)
994 const_iv (REP_HANDLE_DEAD) 1276 const_iv (REP_HANDLE_DEAD)
995 const_iv (REP_LOCKOUT)
996 const_iv (SECONDARY_BAD) 1277 const_iv (SECONDARY_BAD)
997
998 const_iv (FREE_SPACE)
999 const_iv (FREELIST_ONLY)
1000 1278
1001 const_iv (APPEND) 1279 const_iv (APPEND)
1002 const_iv (NODUPDATA) 1280 const_iv (NODUPDATA)
1003 const_iv (NOOVERWRITE) 1281 const_iv (NOOVERWRITE)
1004 1282
1005 const_iv (TXN_NOWAIT) 1283 const_iv (TXN_NOWAIT)
1006 const_iv (TXN_SNAPSHOT)
1007 const_iv (TXN_SYNC) 1284 const_iv (TXN_SYNC)
1008 1285
1009 const_iv (SET_LOCK_TIMEOUT) 1286 const_iv (SET_LOCK_TIMEOUT)
1010 const_iv (SET_TXN_TIMEOUT) 1287 const_iv (SET_TXN_TIMEOUT)
1011 1288
1012 const_iv (JOIN_ITEM)
1013 const_iv (FIRST) 1289 const_iv (FIRST)
1014 const_iv (NEXT) 1290 const_iv (NEXT)
1015 const_iv (NEXT_DUP) 1291 const_iv (NEXT_DUP)
1016 const_iv (NEXT_NODUP) 1292 const_iv (NEXT_NODUP)
1017 const_iv (PREV) 1293 const_iv (PREV)
… …
1029 const_iv (FORCE) 1305 const_iv (FORCE)
1030 1306
1031 const_iv (LOCK_DEFAULT) 1307 const_iv (LOCK_DEFAULT)
1032 const_iv (LOCK_EXPIRE) 1308 const_iv (LOCK_EXPIRE)
1033 const_iv (LOCK_MAXLOCKS) 1309 const_iv (LOCK_MAXLOCKS)
1034 const_iv (LOCK_MAXWRITE)
1035 const_iv (LOCK_MINLOCKS) 1310 const_iv (LOCK_MINLOCKS)
1036 const_iv (LOCK_MINWRITE) 1311 const_iv (LOCK_MINWRITE)
1037 const_iv (LOCK_OLDEST) 1312 const_iv (LOCK_OLDEST)
1038 const_iv (LOCK_RANDOM) 1313 const_iv (LOCK_RANDOM)
1039 const_iv (LOCK_YOUNGEST) 1314 const_iv (LOCK_YOUNGEST)
1040 1315
1316 const_iv (DONOTINDEX)
1317 const_iv (KEYEMPTY)
1318 const_iv (KEYEXIST)
1319 const_iv (LOCK_DEADLOCK)
1320 const_iv (LOCK_NOTGRANTED)
1321 const_iv (NOSERVER)
1322#if DBVER < 502
1323 const_iv (NOSERVER_HOME)
1324 const_iv (NOSERVER_ID)
1325#endif
1326 const_iv (NOTFOUND)
1327 const_iv (PAGE_NOTFOUND)
1328 const_iv (REP_DUPMASTER)
1329 const_iv (REP_HANDLE_DEAD)
1330 const_iv (REP_HOLDELECTION)
1331 const_iv (REP_ISPERM)
1332 const_iv (REP_NEWMASTER)
1333 const_iv (REP_NEWSITE)
1334 const_iv (REP_NOTPERM)
1335 const_iv (REP_UNAVAIL)
1336 const_iv (RUNRECOVERY)
1337 const_iv (SECONDARY_BAD)
1338 const_iv (VERIFY_BAD)
1339
1340 const_iv (SALVAGE)
1341 const_iv (AGGRESSIVE)
1342 const_iv (PRINTABLE)
1343 const_iv (NOORDERCHK)
1344 const_iv (ORDERCHKONLY)
1345
1346 const_iv (ARCH_ABS)
1347 const_iv (ARCH_DATA)
1348 const_iv (ARCH_LOG)
1349 const_iv (ARCH_REMOVE)
1350
1351 const_iv (VERB_DEADLOCK)
1352 const_iv (VERB_RECOVERY)
1353 const_iv (VERB_REPLICATION)
1354 const_iv (VERB_WAITSFOR)
1355
1356 const_iv (VERSION_MAJOR)
1357 const_iv (VERSION_MINOR)
1358 const_iv (VERSION_PATCH)
1359 const_iv (LOGVERSION)
1360 const_iv (LOGOLDVER)
1361#if DBVER >= 403
1362 const_iv (INORDER)
1363 const_iv (LOCK_MAXWRITE)
1041 const_iv (SEQ_DEC) 1364 const_iv (SEQ_DEC)
1042 const_iv (SEQ_INC) 1365 const_iv (SEQ_INC)
1043 const_iv (SEQ_WRAP) 1366 const_iv (SEQ_WRAP)
1367 const_iv (BUFFER_SMALL)
1368 const_iv (LOG_BUFFER_FULL)
1369 const_iv (VERSION_MISMATCH)
1370#endif
1371#if DBVER >= 404
1372 const_iv (REGISTER)
1373 const_iv (DSYNC_DB)
1374 const_iv (READ_COMMITTED)
1375 const_iv (READ_UNCOMMITTED)
1376 const_iv (REP_IGNORE)
1377 const_iv (REP_LOCKOUT)
1378 const_iv (REP_JOIN_FAILURE)
1379 const_iv (FREE_SPACE)
1380 const_iv (FREELIST_ONLY)
1381 const_iv (VERB_REGISTER)
1382#endif
1383#if DBVER >= 405
1384 const_iv (MULTIVERSION)
1385 const_iv (TXN_SNAPSHOT)
1386#endif
1387#if DBVER >= 406
1388 const_iv (PREV_DUP)
1389 const_iv (PRIORITY_UNCHANGED)
1390 const_iv (PRIORITY_VERY_LOW)
1391 const_iv (PRIORITY_LOW)
1392 const_iv (PRIORITY_DEFAULT)
1393 const_iv (PRIORITY_HIGH)
1394 const_iv (PRIORITY_VERY_HIGH)
1395 const_iv (IGNORE_LEASE)
1396#endif
1397#if DBVER >= 407
1398 //const_iv (MULTIPLE_KEY)
1399 const_iv (LOG_DIRECT)
1400 const_iv (LOG_DSYNC)
1401 const_iv (LOG_AUTO_REMOVE)
1402 const_iv (LOG_IN_MEMORY)
1403 const_iv (LOG_ZERO)
1404#else
1405 const_iv (DIRECT_LOG)
1406 const_iv (LOG_AUTOREMOVE)
1407# if DBVER >= 403
1408 const_iv (DSYNC_LOG)
1409 const_iv (LOG_INMEMORY)
1410# endif
1411#if DBVER >= 408
1412 const_iv (LOGVERSION_LATCHING)
1413#endif
1414#endif
1044 }; 1415 };
1045 1416
1417 bdb_stash = gv_stashpv ("BDB" , 1);
1418 bdb_env_stash = gv_stashpv ("BDB::Env" , 1);
1419 bdb_txn_stash = gv_stashpv ("BDB::Txn" , 1);
1420 bdb_cursor_stash = gv_stashpv ("BDB::Cursor" , 1);
1421 bdb_db_stash = gv_stashpv ("BDB::Db" , 1);
1422 bdb_sequence_stash = gv_stashpv ("BDB::Sequence", 1);
1423
1046 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1424 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1047 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1425 newCONSTSUB (bdb_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1048 1426
1049 create_pipe (); 1427 prepare_cb = &PL_sv_undef;
1428
1429 {
1430 /* we currently only allow version, minor-version and patchlevel to go up to 255 */
1431 char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH };
1432
1433 newCONSTSUB (bdb_stash, "VERSION_v", newSVpvn (vstring, 3));
1434 }
1435
1436 newCONSTSUB (bdb_stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0));
1437
1438 create_respipe ();
1439
1050 pthread_atfork (atfork_prepare, atfork_parent, atfork_child); 1440 X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child);
1441 patch_errno ();
1051} 1442}
1052 1443
1053void 1444void
1054max_poll_reqs (int nreqs) 1445max_poll_reqs (int nreqs)
1055 PROTOTYPE: $ 1446 PROTOTYPE: $
… …
1128 1519
1129int 1520int
1130poll_fileno () 1521poll_fileno ()
1131 PROTOTYPE: 1522 PROTOTYPE:
1132 CODE: 1523 CODE:
1133 RETVAL = respipe [0]; 1524 RETVAL = s_epipe_fd (&respipe);
1134 OUTPUT: 1525 OUTPUT:
1135 RETVAL 1526 RETVAL
1136 1527
1137int 1528int
1138poll_cb (...) 1529poll_cb (...)
… …
1174 1565
1175int 1566int
1176nthreads () 1567nthreads ()
1177 PROTOTYPE: 1568 PROTOTYPE:
1178 CODE: 1569 CODE:
1179 if (WORDACCESS_UNSAFE) LOCK (wrklock); 1570 if (WORDACCESS_UNSAFE) X_LOCK (wrklock);
1180 RETVAL = started; 1571 RETVAL = started;
1181 if (WORDACCESS_UNSAFE) UNLOCK (wrklock); 1572 if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1182 OUTPUT: 1573 OUTPUT:
1183 RETVAL 1574 RETVAL
1184 1575
1185void 1576SV *
1186set_sync_prepare (SV *cb) 1577set_sync_prepare (SV *cb)
1187 PROTOTYPE: & 1578 PROTOTYPE: &
1188 CODE: 1579 CODE:
1189 SvREFCNT_dec (prepare_cb); 1580 RETVAL = prepare_cb;
1190 prepare_cb = newSVsv (cb); 1581 prepare_cb = newSVsv (cb);
1582 OUTPUT:
1583 RETVAL
1191 1584
1585char *
1586strerror (int errorno = errno)
1587 PROTOTYPE: ;$
1588 CODE:
1589 RETVAL = db_strerror (errorno);
1590 OUTPUT:
1591 RETVAL
1592
1593void _on_next_submit (SV *cb)
1594 CODE:
1595 SvREFCNT_dec (on_next_submit);
1596 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1192 1597
1193DB_ENV * 1598DB_ENV *
1194db_env_create (U32 env_flags = 0) 1599db_env_create (U32 env_flags = 0)
1195 CODE: 1600 CODE:
1196{ 1601{
1197 errno = db_env_create (&RETVAL, env_flags); 1602 errno = db_env_create (&RETVAL, env_flags);
1198 if (errno) 1603 if (errno)
1199 croak ("db_env_create: %s", db_strerror (errno)); 1604 croak ("db_env_create: %s", db_strerror (errno));
1605
1606 if (0)
1607 {
1608 RETVAL->set_errcall (RETVAL, debug_errcall);
1609 RETVAL->set_msgcall (RETVAL, debug_msgcall);
1610 }
1200} 1611}
1201 OUTPUT: 1612 OUTPUT:
1202 RETVAL 1613 RETVAL
1203 1614
1204void 1615void
1205db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) 1616db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0)
1617 PREINIT:
1618 CALLBACK
1206 CODE: 1619 CODE:
1207{ 1620{
1208 env->set_thread_count (env, get_nthreads ());
1209
1210 dREQ (REQ_ENV_OPEN); 1621 dREQ (REQ_ENV_OPEN, 1);
1211 req->env = env; 1622 req->env = env;
1212 req->uint1 = open_flags | DB_THREAD; 1623 req->uint1 = open_flags | DB_THREAD;
1213 req->int1 = mode; 1624 req->int1 = mode;
1214 req->buf1 = strdup_ornull (db_home); 1625 req->buf1 = strdup_ornull (db_home);
1215 REQ_SEND; 1626 REQ_SEND;
1216} 1627}
1217 1628
1218void 1629void
1219db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef) 1630db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0)
1631 PREINIT:
1632 CALLBACK
1220 CODE: 1633 CODE:
1221{ 1634{
1222 dREQ (REQ_ENV_CLOSE); 1635 dREQ (REQ_ENV_CLOSE, 0);
1636 ptr_nuke (ST (0));
1223 req->env = env; 1637 req->env = env;
1224 req->uint1 = flags; 1638 req->uint1 = flags;
1225 REQ_SEND; 1639 REQ_SEND;
1226 ptr_nuke (ST (0));
1227} 1640}
1228 1641
1229void 1642void
1230db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef) 1643db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0)
1644 PREINIT:
1645 CALLBACK
1231 CODE: 1646 CODE:
1232{ 1647{
1233 dREQ (REQ_ENV_TXN_CHECKPOINT); 1648 dREQ (REQ_ENV_TXN_CHECKPOINT, 1);
1234 req->env = env; 1649 req->env = env;
1235 req->uint1 = kbyte; 1650 req->uint1 = kbyte;
1236 req->int1 = min; 1651 req->int1 = min;
1237 req->uint2 = flags; 1652 req->uint2 = flags;
1238 REQ_SEND; 1653 REQ_SEND;
1239} 1654}
1240 1655
1241void 1656void
1242db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef) 1657db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0)
1658 PREINIT:
1659 CALLBACK
1243 CODE: 1660 CODE:
1244{ 1661{
1245 dREQ (REQ_ENV_LOCK_DETECT); 1662 dREQ (REQ_ENV_LOCK_DETECT, 1);
1246 req->env = env; 1663 req->env = env;
1247 req->uint1 = flags; 1664 req->uint1 = flags;
1248 req->uint2 = atype; 1665 req->uint2 = atype;
1666 /* req->int2 = 0; dummy */
1249 REQ_SEND; 1667 REQ_SEND;
1250} 1668}
1251 1669
1252void 1670void
1253db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef) 1671db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0)
1672 PREINIT:
1673 CALLBACK
1254 CODE: 1674 CODE:
1255{ 1675{
1256 dREQ (REQ_ENV_MEMP_SYNC); 1676 dREQ (REQ_ENV_MEMP_SYNC, 1);
1257 req->env = env; 1677 req->env = env;
1258 REQ_SEND; 1678 REQ_SEND;
1259} 1679}
1260 1680
1261void 1681void
1262db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef) 1682db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0)
1683 PREINIT:
1684 CALLBACK
1263 CODE: 1685 CODE:
1264{ 1686{
1265 dREQ (REQ_ENV_MEMP_TRICKLE); 1687 dREQ (REQ_ENV_MEMP_TRICKLE, 1);
1266 req->env = env; 1688 req->env = env;
1267 req->int1 = percent; 1689 req->int1 = percent;
1268 REQ_SEND; 1690 REQ_SEND;
1269} 1691}
1270 1692
1693void
1694db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0)
1695 PREINIT:
1696 CALLBACK
1697 CODE:
1698{
1699 dREQ (REQ_ENV_DBREMOVE, 2);
1700 req->env = env;
1701 req->buf1 = strdup_ornull (file);
1702 req->buf2 = strdup_ornull (database);
1703 req->uint1 = flags;
1704 REQ_SEND;
1705}
1706
1707void
1708db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0)
1709 PREINIT:
1710 CALLBACK
1711 CODE:
1712{
1713 dREQ (REQ_ENV_DBRENAME, 2);
1714 req->env = env;
1715 req->buf1 = strdup_ornull (file);
1716 req->buf2 = strdup_ornull (database);
1717 req->buf3 = strdup_ornull (newname);
1718 req->uint1 = flags;
1719 REQ_SEND;
1720}
1721
1722void
1723db_env_lsn_reset (DB_ENV *env, bdb_filename db, U32 flags = 0, SV *callback = 0)
1724 PREINIT:
1725 CALLBACK
1726 CODE:
1727{
1728 dREQ (REQ_ENV_LSN_RESET, 1);
1729 req->env = env;
1730 req->uint1 = flags;
1731 req->buf1 = strdup_ornull (db);
1732 REQ_SEND;
1733}
1734
1735void
1736db_env_log_archive (DB_ENV *env, SV_mutable *listp, U32 flags = 0, SV *callback = 0)
1737 PREINIT:
1738 CALLBACK
1739 CODE:
1740{
1741 dREQ (REQ_ENV_LOG_ARCHIVE, 1);
1742 req->sv1 = SvREFCNT_inc (listp);
1743 req->env = env;
1744 req->uint1 = flags;
1745 REQ_SEND;
1746}
1271 1747
1272DB * 1748DB *
1273db_create (DB_ENV *env = 0, U32 flags = 0) 1749db_create (DB_ENV *env = 0, U32 flags = 0)
1274 CODE: 1750 CODE:
1275{ 1751{
… …
1282} 1758}
1283 OUTPUT: 1759 OUTPUT:
1284 RETVAL 1760 RETVAL
1285 1761
1286void 1762void
1287db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef) 1763db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0)
1764 PREINIT:
1765 CALLBACK
1288 CODE: 1766 CODE:
1289{ 1767{
1290 dREQ (REQ_DB_OPEN); 1768 dREQ (REQ_DB_OPEN, 2);
1291 req->db = db; 1769 req->db = db;
1292 req->txn = txnid; 1770 req->txn = txnid;
1293 req->buf1 = strdup_ornull (file); 1771 req->buf1 = strdup_ornull (file);
1294 req->buf2 = strdup_ornull (database); 1772 req->buf2 = strdup_ornull (database);
1295 req->int1 = type; 1773 req->int1 = type;
… …
1297 req->int2 = mode; 1775 req->int2 = mode;
1298 REQ_SEND; 1776 REQ_SEND;
1299} 1777}
1300 1778
1301void 1779void
1302db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) 1780db_close (DB *db, U32 flags = 0, SV *callback = 0)
1781 PREINIT:
1782 CALLBACK
1303 CODE: 1783 CODE:
1304{ 1784{
1305 dREQ (REQ_DB_CLOSE); 1785 dREQ (REQ_DB_CLOSE, 0);
1786 ptr_nuke (ST (0));
1306 req->db = db; 1787 req->db = db;
1307 req->uint1 = flags; 1788 req->uint1 = flags;
1308 req->sv1 = (SV *)db->app_private; 1789 req->sv1 = (SV *)db->app_private;
1309 REQ_SEND; 1790 REQ_SEND;
1310 ptr_nuke (ST (0));
1311} 1791}
1312 1792
1793#if DBVER >= 404
1794
1313void 1795void
1314db_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) 1796db_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)
1797 PREINIT:
1798 CALLBACK
1315 CODE: 1799 CODE:
1316{ 1800{
1317 dREQ (REQ_DB_COMPACT); 1801 dREQ (REQ_DB_COMPACT, 2);
1318 req->db = db; 1802 req->db = db;
1319 req->txn = txn; 1803 req->txn = txn;
1320 sv_to_dbt (&req->dbt1, start); 1804 if (start) sv_to_dbt (&req->dbt1, start);
1321 sv_to_dbt (&req->dbt2, stop); 1805 if (stop ) sv_to_dbt (&req->dbt2, stop );
1322 req->uint1 = flags; 1806 req->uint1 = flags;
1323 REQ_SEND; 1807 REQ_SEND;
1324} 1808}
1325 1809
1810#endif
1811
1326void 1812void
1327db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) 1813db_sync (DB *db, U32 flags = 0, SV *callback = 0)
1814 PREINIT:
1815 CALLBACK
1328 CODE: 1816 CODE:
1329{ 1817{
1330 dREQ (REQ_DB_SYNC); 1818 dREQ (REQ_DB_SYNC, 1);
1331 req->db = db; 1819 req->db = db;
1332 req->uint1 = flags; 1820 req->uint1 = flags;
1333 REQ_SEND; 1821 REQ_SEND;
1334} 1822}
1335 1823
1336void 1824void
1825db_verify (DB *db, bdb_filename file, bdb_filename database = 0, SV *dummy = 0, U32 flags = 0, SV *callback = 0)
1826 PREINIT:
1827 CALLBACK
1828 CODE:
1829{
1830 dREQ (REQ_DB_VERIFY, 1);
1831 ptr_nuke (ST (0)); /* verify destroys the database handle, hopefully it is freed as well */
1832 req->db = db;
1833 req->buf1 = strdup (file);
1834 req->buf2 = strdup_ornull (database);
1835 req->uint1 = flags;
1836 REQ_SEND;
1837}
1838
1839void
1840db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0)
1841 PREINIT:
1842 CALLBACK
1843 CODE:
1844{
1845 dREQ (REQ_DB_UPGRADE, 1);
1846 req->db = db;
1847 req->buf1 = strdup (file);
1848 req->uint1 = flags;
1849 REQ_SEND;
1850}
1851
1852void
1337db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef) 1853db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0)
1854 PREINIT:
1855 CALLBACK
1338 CODE: 1856 CODE:
1339{ 1857{
1340 dREQ (REQ_DB_KEY_RANGE); 1858 dREQ (REQ_DB_KEY_RANGE, 2);
1341 req->db = db; 1859 req->db = db;
1342 req->txn = txn; 1860 req->txn = txn;
1343 sv_to_dbt (&req->dbt1, key); 1861 sv_to_dbt (&req->dbt1, key);
1344 req->uint1 = flags; 1862 req->uint1 = flags;
1345 req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range); 1863 req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range);
1346 REQ_SEND; 1864 REQ_SEND;
1347} 1865}
1348 1866
1349void 1867void
1350db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1868db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
1869 PREINIT:
1870 CALLBACK
1351 CODE: 1871 CODE:
1352{ 1872{
1353 dREQ (REQ_DB_PUT); 1873 dREQ (REQ_DB_PUT, 2);
1354 req->db = db; 1874 req->db = db;
1355 req->txn = txn; 1875 req->txn = txn;
1356 sv_to_dbt (&req->dbt1, key); 1876 sv_to_dbt (&req->dbt1, key);
1357 sv_to_dbt (&req->dbt2, data); 1877 sv_to_dbt (&req->dbt2, data);
1358 req->uint1 = flags; 1878 req->uint1 = flags;
1359 REQ_SEND; 1879 REQ_SEND;
1360} 1880}
1361 1881
1882#if DBVER >= 406
1883
1362void 1884void
1885db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1886 PREINIT:
1887 CALLBACK
1888 CODE:
1889{
1890 dREQ (REQ_DB_EXISTS, 2);
1891 req->db = db;
1892 req->txn = txn;
1893 req->uint1 = flags;
1894 sv_to_dbt (&req->dbt1, key);
1895 REQ_SEND;
1896}
1897
1898#endif
1899
1900void
1363db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1901db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1902 PREINIT:
1903 CALLBACK
1364 CODE: 1904 CODE:
1365{ 1905{
1906 //TODO: key is somtimesmutable
1366 dREQ (REQ_DB_GET); 1907 dREQ (REQ_DB_GET, 2);
1367 req->db = db; 1908 req->db = db;
1368 req->txn = txn; 1909 req->txn = txn;
1369 req->uint1 = flags; 1910 req->uint1 = flags;
1370 sv_to_dbt (&req->dbt1, key); 1911 sv_to_dbt (&req->dbt1, key);
1371 req->dbt3.flags = DB_DBT_MALLOC; 1912 req->dbt3.flags = DB_DBT_MALLOC;
1372 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); 1913 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1373 REQ_SEND; 1914 REQ_SEND;
1374} 1915}
1375 1916
1376void 1917void
1377db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 1918db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
1919 PREINIT:
1920 CALLBACK
1378 CODE: 1921 CODE:
1379{ 1922{
1923 //TODO: key is somtimesmutable
1380 dREQ (REQ_DB_PGET); 1924 dREQ (REQ_DB_PGET, 2);
1925 req->db = db;
1926 req->txn = txn;
1927 req->uint1 = flags;
1928
1929 sv_to_dbt (&req->dbt1, key);
1930
1931 req->dbt2.flags = DB_DBT_MALLOC;
1932 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1933
1934 req->dbt3.flags = DB_DBT_MALLOC;
1935 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1936 REQ_SEND;
1937}
1938
1939void
1940db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0)
1941 PREINIT:
1942 CALLBACK
1943 CODE:
1944{
1945 dREQ (REQ_DB_DEL, 2);
1381 req->db = db; 1946 req->db = db;
1382 req->txn = txn; 1947 req->txn = txn;
1383 req->uint1 = flags; 1948 req->uint1 = flags;
1384 sv_to_dbt (&req->dbt1, key); 1949 sv_to_dbt (&req->dbt1, key);
1385 sv_to_dbt (&req->dbt2, pkey);
1386 req->dbt3.flags = DB_DBT_MALLOC;
1387 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1388 REQ_SEND; 1950 REQ_SEND;
1389} 1951}
1390 1952
1391void 1953void
1392db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) 1954db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1955 PREINIT:
1956 CALLBACK
1393 CODE: 1957 CODE:
1394{ 1958{
1395 dREQ (REQ_DB_DEL); 1959 dREQ (REQ_TXN_COMMIT, 0);
1396 req->db = db; 1960 ptr_nuke (ST (0));
1397 req->txn = txn; 1961 req->txn = txn;
1398 req->uint1 = flags; 1962 req->uint1 = flags;
1399 sv_to_dbt (&req->dbt1, key);
1400 REQ_SEND; 1963 REQ_SEND;
1401} 1964}
1402 1965
1403void 1966void
1404db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef) 1967db_txn_abort (DB_TXN *txn, SV *callback = 0)
1968 PREINIT:
1969 CALLBACK
1405 CODE: 1970 CODE:
1406{ 1971{
1407 dREQ (REQ_TXN_COMMIT); 1972 dREQ (REQ_TXN_ABORT, 0);
1973 ptr_nuke (ST (0));
1974 req->txn = txn;
1975 REQ_SEND;
1976}
1977
1978void
1979db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0)
1980 PREINIT:
1981 CALLBACK
1982 CODE:
1983{
1984 dREQ (REQ_TXN_FINISH, 0);
1985 ptr_nuke (ST (0));
1408 req->txn = txn; 1986 req->txn = txn;
1409 req->uint1 = flags; 1987 req->uint1 = flags;
1410 REQ_SEND; 1988 REQ_SEND;
1989}
1990
1991void
1992db_c_close (DBC *dbc, SV *callback = 0)
1993 PREINIT:
1994 CALLBACK
1995 CODE:
1996{
1997 dREQ (REQ_C_CLOSE, 0);
1411 ptr_nuke (ST (0)); 1998 ptr_nuke (ST (0));
1412}
1413
1414void
1415db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef)
1416 CODE:
1417{
1418 dREQ (REQ_TXN_ABORT);
1419 req->txn = txn;
1420 REQ_SEND;
1421 ptr_nuke (ST (0));
1422}
1423
1424void
1425db_c_close (DBC *dbc, SV *callback = &PL_sv_undef)
1426 CODE:
1427{
1428 dREQ (REQ_C_CLOSE);
1429 req->dbc = dbc; 1999 req->dbc = dbc;
1430 REQ_SEND; 2000 REQ_SEND;
1431 ptr_nuke (ST (0));
1432} 2001}
1433 2002
1434void 2003void
1435db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef) 2004db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0)
2005 PREINIT:
2006 CALLBACK
1436 CODE: 2007 CODE:
1437{ 2008{
1438 dREQ (REQ_C_COUNT); 2009 dREQ (REQ_C_COUNT, 1);
1439 req->dbc = dbc; 2010 req->dbc = dbc;
1440 req->sv1 = SvREFCNT_inc (count); 2011 req->sv1 = SvREFCNT_inc (count);
1441 REQ_SEND; 2012 REQ_SEND;
1442} 2013}
1443 2014
1444void 2015void
1445db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 2016db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0)
2017 PREINIT:
2018 CALLBACK
1446 CODE: 2019 CODE:
1447{ 2020{
1448 dREQ (REQ_C_PUT); 2021 dREQ (REQ_C_PUT, 1);
1449 req->dbc = dbc; 2022 req->dbc = dbc;
1450 sv_to_dbt (&req->dbt1, key); 2023 sv_to_dbt (&req->dbt1, key);
1451 sv_to_dbt (&req->dbt2, data); 2024 sv_to_dbt (&req->dbt2, data);
1452 req->uint1 = flags; 2025 req->uint1 = flags;
1453 REQ_SEND; 2026 REQ_SEND;
1454} 2027}
1455 2028
1456void 2029void
1457db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) 2030db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0)
2031 PREINIT:
2032 CALLBACK
1458 CODE: 2033 CODE:
1459{ 2034{
2035 if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
2036 croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET");
2037 if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
2038 croak ("argument \"%s\" must be byte/octet-encoded in %s",
2039 "key",
2040 "BDB::db_c_get");
2041
2042 {
1460 dREQ (REQ_C_GET); 2043 dREQ (REQ_C_GET, 1);
2044 req->dbc = dbc;
2045 req->uint1 = flags;
2046 if ((flags & DB_OPFLAGS_MASK) == DB_SET)
2047 sv_to_dbt (&req->dbt1, key);
2048 else
2049 {
2050 if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
2051 sv_to_dbt (&req->dbt1, key);
2052 else
2053 req->dbt1.flags = DB_DBT_MALLOC;
2054
2055 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
2056 }
2057
2058 if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
2059 || (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
2060 sv_to_dbt (&req->dbt3, data);
2061 else
2062 req->dbt3.flags = DB_DBT_MALLOC;
2063
2064 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
2065 REQ_SEND;
2066 }
2067}
2068
2069void
2070db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0)
2071 PREINIT:
2072 CALLBACK
2073 CODE:
2074{
2075 if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key))
2076 croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET");
2077 if (SvPOKp (key) && !sv_utf8_downgrade (key, 1))
2078 croak ("argument \"%s\" must be byte/octet-encoded in %s",
2079 "key",
2080 "BDB::db_c_pget");
2081
2082 {
2083 dREQ (REQ_C_PGET, 1);
2084 req->dbc = dbc;
2085 req->uint1 = flags;
2086 if ((flags & DB_OPFLAGS_MASK) == DB_SET)
2087 sv_to_dbt (&req->dbt1, key);
2088 else
2089 {
2090 if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE)
2091 sv_to_dbt (&req->dbt1, key);
2092 else
2093 req->dbt1.flags = DB_DBT_MALLOC;
2094
2095 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
2096 }
2097
2098 req->dbt2.flags = DB_DBT_MALLOC;
2099 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
2100
2101 if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH
2102 || (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE)
2103 sv_to_dbt (&req->dbt3, data);
2104 else
2105 req->dbt3.flags = DB_DBT_MALLOC;
2106
2107 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
2108 REQ_SEND;
2109 }
2110}
2111
2112void
2113db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0)
2114 PREINIT:
2115 CALLBACK
2116 CODE:
2117{
2118 dREQ (REQ_C_DEL, 1);
1461 req->dbc = dbc; 2119 req->dbc = dbc;
1462 req->uint1 = flags; 2120 req->uint1 = flags;
1463 if ((flags & DB_SET) == DB_SET
1464 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1465 sv_to_dbt (&req->dbt1, key);
1466 else
1467 req->dbt1.flags = DB_DBT_MALLOC;
1468
1469 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key);
1470
1471 if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1472 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1473 sv_to_dbt (&req->dbt3, data);
1474 else
1475 req->dbt3.flags = DB_DBT_MALLOC;
1476
1477 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1478 REQ_SEND; 2121 REQ_SEND;
1479} 2122}
1480 2123
1481void
1482db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef)
1483 CODE:
1484{
1485 dREQ (REQ_C_PGET);
1486 req->dbc = dbc;
1487 req->uint1 = flags;
1488 if ((flags & DB_SET) == DB_SET
1489 || (flags & DB_SET_RANGE) == DB_SET_RANGE)
1490 sv_to_dbt (&req->dbt1, key);
1491 else
1492 req->dbt1.flags = DB_DBT_MALLOC;
1493 2124
1494 req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); 2125#if DBVER >= 403
1495 2126
1496 req->dbt2.flags = DB_DBT_MALLOC;
1497 req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey);
1498
1499 if ((flags & DB_GET_BOTH) == DB_GET_BOTH
1500 || (flags & DB_GET_BOTH_RANGE) == DB_GET_BOTH_RANGE)
1501 sv_to_dbt (&req->dbt3, data);
1502 else
1503 req->dbt3.flags = DB_DBT_MALLOC;
1504
1505 req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data);
1506 REQ_SEND;
1507}
1508
1509void 2127void
1510db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef)
1511 CODE:
1512{
1513 dREQ (REQ_C_DEL);
1514 req->dbc = dbc;
1515 req->uint1 = flags;
1516 REQ_SEND;
1517}
1518
1519
1520void
1521db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) 2128db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0)
2129 PREINIT:
2130 CALLBACK
1522 CODE: 2131 CODE:
1523{ 2132{
1524 dREQ (REQ_SEQ_OPEN); 2133 dREQ (REQ_SEQ_OPEN, 2);
1525 req->seq = seq; 2134 req->seq = seq;
1526 req->txn = txnid; 2135 req->txn = txnid;
1527 req->uint1 = flags | DB_THREAD; 2136 req->uint1 = flags | DB_THREAD;
1528 sv_to_dbt (&req->dbt1, key); 2137 sv_to_dbt (&req->dbt1, key);
1529 REQ_SEND; 2138 REQ_SEND;
1530} 2139}
1531 2140
1532void 2141void
1533db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef) 2142db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0)
2143 PREINIT:
2144 CALLBACK
1534 CODE: 2145 CODE:
1535{ 2146{
1536 dREQ (REQ_SEQ_CLOSE); 2147 dREQ (REQ_SEQ_CLOSE, 0);
2148 ptr_nuke (ST (0));
1537 req->seq = seq; 2149 req->seq = seq;
1538 req->uint1 = flags; 2150 req->uint1 = flags;
1539 REQ_SEND; 2151 REQ_SEND;
1540 ptr_nuke (ST (0));
1541} 2152}
1542 2153
1543void 2154void
1544db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = &PL_sv_undef) 2155db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0)
2156 PREINIT:
2157 CALLBACK
1545 CODE: 2158 CODE:
1546{ 2159{
1547 dREQ (REQ_SEQ_GET); 2160 dREQ (REQ_SEQ_GET, 2);
1548 req->seq = seq; 2161 req->seq = seq;
1549 req->txn = txnid; 2162 req->txn = txnid;
1550 req->int1 = delta; 2163 req->int1 = delta;
1551 req->uint1 = flags; 2164 req->uint1 = flags;
1552 req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value); 2165 req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value);
1553 REQ_SEND; 2166 REQ_SEND;
1554} 2167}
1555 2168
1556void 2169void
1557db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef) 2170db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0)
2171 PREINIT:
2172 CALLBACK
1558 CODE: 2173 CODE:
1559{ 2174{
1560 dREQ (REQ_SEQ_REMOVE); 2175 dREQ (REQ_SEQ_REMOVE, 2);
1561 req->seq = seq; 2176 req->seq = seq;
1562 req->txn = txnid; 2177 req->txn = txnid;
1563 req->uint1 = flags; 2178 req->uint1 = flags;
1564 REQ_SEND; 2179 REQ_SEND;
1565} 2180}
1566 2181
2182#endif
2183
1567 2184
1568MODULE = BDB PACKAGE = BDB::Env 2185MODULE = BDB PACKAGE = BDB::Env
1569 2186
1570void 2187void
1571DESTROY (DB_ENV_ornull *env) 2188DESTROY (DB_ENV_ornuked *env)
1572 CODE: 2189 CODE:
1573 if (env) 2190 if (env)
1574 env->close (env, 0); 2191 env->close (env, 0);
1575 2192
1576int set_data_dir (DB_ENV *env, const char *dir) 2193int set_data_dir (DB_ENV *env, const char *dir)
… …
1601 CODE: 2218 CODE:
1602 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache); 2219 RETVAL = env->set_cachesize (env, gbytes, bytes, ncache);
1603 OUTPUT: 2220 OUTPUT:
1604 RETVAL 2221 RETVAL
1605 2222
1606int set_flags (DB_ENV *env, U32 flags, int onoff) 2223int set_flags (DB_ENV *env, U32 flags, int onoff = 1)
1607 CODE: 2224 CODE:
1608 RETVAL = env->set_flags (env, flags, onoff); 2225 RETVAL = env->set_flags (env, flags, onoff);
1609 OUTPUT: 2226 OUTPUT:
1610 RETVAL 2227 RETVAL
1611 2228
2229#if DBVER >= 407
2230
2231int set_intermediate_dir_mode (DB_ENV *env, const char *mode)
2232 CODE:
2233 RETVAL = env->set_intermediate_dir_mode (env, mode);
2234 OUTPUT:
2235 RETVAL
2236
2237int log_set_config (DB_ENV *env, U32 flags, int onoff = 1)
2238 CODE:
2239 RETVAL = env->log_set_config (env, flags, onoff);
2240 OUTPUT:
2241 RETVAL
2242
2243#endif
2244
2245
2246void set_errfile (DB_ENV *env, FILE *errfile = 0)
2247 CODE:
2248 env->set_errfile (env, errfile);
2249
2250void set_msgfile (DB_ENV *env, FILE *msgfile = 0)
2251 CODE:
2252 env->set_msgfile (env, msgfile);
2253
2254int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1)
2255 CODE:
2256 RETVAL = env->set_verbose (env, which, onoff);
2257 OUTPUT:
2258 RETVAL
2259
1612int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) 2260int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0)
1613 CODE: 2261 CODE:
1614 RETVAL = env->set_encrypt (env, password, flags); 2262 RETVAL = env->set_encrypt (env, password, flags);
1615 OUTPUT: 2263 OUTPUT:
1616 RETVAL 2264 RETVAL
1617 2265
1618int set_timeout (DB_ENV *env, NV timeout, U32 flags) 2266int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1619 CODE: 2267 CODE:
1620 RETVAL = env->set_timeout (env, timeout * 1000000, flags); 2268 RETVAL = env->set_timeout (env, timeout * 1000000, flags);
1621 OUTPUT: 2269 OUTPUT:
1622 RETVAL 2270 RETVAL
1623 2271
… …
1672int set_lg_max (DB_ENV *env, U32 max) 2320int set_lg_max (DB_ENV *env, U32 max)
1673 CODE: 2321 CODE:
1674 RETVAL = env->set_lg_max (env, max); 2322 RETVAL = env->set_lg_max (env, max);
1675 OUTPUT: 2323 OUTPUT:
1676 RETVAL 2324 RETVAL
2325
2326#if DBVER >= 404
2327
2328int mutex_set_max (DB_ENV *env, U32 max)
2329 CODE:
2330 RETVAL = env->mutex_set_max (env, max);
2331 OUTPUT:
2332 RETVAL
2333
2334int mutex_set_increment (DB_ENV *env, U32 increment)
2335 CODE:
2336 RETVAL = env->mutex_set_increment (env, increment);
2337 OUTPUT:
2338 RETVAL
2339
2340int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins)
2341 CODE:
2342 RETVAL = env->mutex_set_tas_spins (env, tas_spins);
2343 OUTPUT:
2344 RETVAL
2345
2346int mutex_set_align (DB_ENV *env, U32 align)
2347 CODE:
2348 RETVAL = env->mutex_set_align (env, align);
2349 OUTPUT:
2350 RETVAL
2351
2352#endif
1677 2353
1678DB_TXN * 2354DB_TXN *
1679txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) 2355txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0)
1680 CODE: 2356 CODE:
1681 errno = env->txn_begin (env, parent, &RETVAL, flags); 2357 errno = env->txn_begin (env, parent, &RETVAL, flags);
1682 if (errno) 2358 if (errno)
1683 croak ("DB_ENV->txn_begin: %s", db_strerror (errno)); 2359 croak ("DB_ENV->txn_begin: %s", db_strerror (errno));
1684 OUTPUT: 2360 OUTPUT:
1685 RETVAL 2361 RETVAL
1686 2362
2363#if DBVER >= 405
2364
2365DB_TXN *
2366cdsgroup_begin (DB_ENV *env)
2367 CODE:
2368 errno = env->cdsgroup_begin (env, &RETVAL);
2369 if (errno)
2370 croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno));
2371 OUTPUT:
2372 RETVAL
2373
2374#endif
2375
1687MODULE = BDB PACKAGE = BDB::Db 2376MODULE = BDB PACKAGE = BDB::Db
1688 2377
1689void 2378void
1690DESTROY (DB_ornull *db) 2379DESTROY (DB_ornuked *db)
1691 CODE: 2380 CODE:
1692 if (db) 2381 if (db)
1693 { 2382 {
1694 SV *env = (SV *)db->app_private; 2383 SV *env = (SV *)db->app_private;
1695 db->close (db, 0); 2384 db->close (db, 0);
… …
1700 CODE: 2389 CODE:
1701 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); 2390 RETVAL = db->set_cachesize (db, gbytes, bytes, ncache);
1702 OUTPUT: 2391 OUTPUT:
1703 RETVAL 2392 RETVAL
1704 2393
2394int set_pagesize (DB *db, U32 pagesize)
2395 CODE:
2396 RETVAL = db->set_pagesize (db, pagesize);
2397 OUTPUT:
2398 RETVAL
2399
1705int set_flags (DB *db, U32 flags); 2400int set_flags (DB *db, U32 flags)
1706 CODE: 2401 CODE:
1707 RETVAL = db->set_flags (db, flags); 2402 RETVAL = db->set_flags (db, flags);
1708 OUTPUT: 2403 OUTPUT:
1709 RETVAL 2404 RETVAL
1710 2405
… …
1724 CODE: 2419 CODE:
1725 RETVAL = db->set_bt_minkey (db, minkey); 2420 RETVAL = db->set_bt_minkey (db, minkey);
1726 OUTPUT: 2421 OUTPUT:
1727 RETVAL 2422 RETVAL
1728 2423
1729int set_re_delim(DB *db, int delim); 2424int set_re_delim (DB *db, int delim)
1730 CODE: 2425 CODE:
1731 RETVAL = db->set_re_delim (db, delim); 2426 RETVAL = db->set_re_delim (db, delim);
1732 OUTPUT: 2427 OUTPUT:
1733 RETVAL 2428 RETVAL
1734 2429
… …
1775 if (errno) 2470 if (errno)
1776 croak ("DB->cursor: %s", db_strerror (errno)); 2471 croak ("DB->cursor: %s", db_strerror (errno));
1777 OUTPUT: 2472 OUTPUT:
1778 RETVAL 2473 RETVAL
1779 2474
2475#if DBVER >= 403
2476
1780DB_SEQUENCE * 2477DB_SEQUENCE *
1781sequence (DB *db, U32 flags = 0) 2478sequence (DB *db, U32 flags = 0)
1782 CODE: 2479 CODE:
1783{ 2480{
1784 errno = db_sequence_create (&RETVAL, db, flags); 2481 errno = db_sequence_create (&RETVAL, db, flags);
… …
1786 croak ("db_sequence_create: %s", db_strerror (errno)); 2483 croak ("db_sequence_create: %s", db_strerror (errno));
1787} 2484}
1788 OUTPUT: 2485 OUTPUT:
1789 RETVAL 2486 RETVAL
1790 2487
2488#endif
2489
1791 2490
1792MODULE = BDB PACKAGE = BDB::Txn 2491MODULE = BDB PACKAGE = BDB::Txn
1793 2492
1794void 2493void
1795DESTROY (DB_TXN_ornull *txn) 2494DESTROY (DB_TXN_ornuked *txn)
1796 CODE: 2495 CODE:
1797 if (txn) 2496 if (txn)
1798 txn->abort (txn); 2497 txn->abort (txn);
1799 2498
1800int set_timeout (DB_TXN *txn, NV timeout, U32 flags) 2499int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT)
1801 CODE: 2500 CODE:
1802 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); 2501 RETVAL = txn->set_timeout (txn, timeout * 1000000, flags);
1803 OUTPUT: 2502 OUTPUT:
1804 RETVAL 2503 RETVAL
1805 2504
2505int failed (DB_TXN *txn)
2506 CODE:
2507 RETVAL = !!(txn->flags & TXN_DEADLOCK);
2508 OUTPUT:
2509 RETVAL
2510
1806 2511
1807MODULE = BDB PACKAGE = BDB::Cursor 2512MODULE = BDB PACKAGE = BDB::Cursor
1808 2513
1809void 2514void
1810DESTROY (DBC_ornull *dbc) 2515DESTROY (DBC_ornuked *dbc)
1811 CODE: 2516 CODE:
1812 if (dbc) 2517 if (dbc)
1813 dbc->c_close (dbc); 2518 dbc->c_close (dbc);
1814 2519
2520#if DBVER >= 406
2521
2522int set_priority (DBC *dbc, int priority)
2523 CODE:
2524 dbc->set_priority (dbc, priority);
2525
2526#endif
2527
2528#if DBVER >= 403
2529
1815MODULE = BDB PACKAGE = BDB::Sequence 2530MODULE = BDB PACKAGE = BDB::Sequence
1816 2531
1817void 2532void
1818DESTROY (DB_SEQUENCE_ornull *seq) 2533DESTROY (DB_SEQUENCE_ornuked *seq)
1819 CODE: 2534 CODE:
1820 if (seq) 2535 if (seq)
1821 seq->close (seq, 0); 2536 seq->close (seq, 0);
1822 2537
1823int initial_value (DB_SEQUENCE *seq, db_seq_t value) 2538int initial_value (DB_SEQUENCE *seq, db_seq_t value)
… …
1842 CODE: 2557 CODE:
1843 RETVAL = seq->set_range (seq, min, max); 2558 RETVAL = seq->set_range (seq, min, max);
1844 OUTPUT: 2559 OUTPUT:
1845 RETVAL 2560 RETVAL
1846 2561
2562#endif
2563
2564

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