#define X_STACKSIZE 1024 * 128 + sizeof (long) * 64 * 1024 / 4 #include "xthread.h" #include #include "EXTERN.h" #include "perl.h" #include "XSUB.h" // perl stupidly defines these as macros, breaking // lots and lots of code. #undef open #undef close #undef abort #undef malloc #undef free #undef send #include #include #include #include #include #include #ifndef _WIN32 # include # include #endif #include #if DB_VERSION_MAJOR != 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR < 3) # error you need Berkeley DB 4.3 or a newer 4.x version installed #endif /* number of seconds after which idle threads exit */ #define IDLE_TIMEOUT 10 typedef SV SV_mutable; typedef DB_ENV DB_ENV_ornull; typedef DB_TXN DB_TXN_ornull; typedef DBC DBC_ornull; typedef DB DB_ornull; typedef DB_ENV DB_ENV_ornuked; typedef DB_TXN DB_TXN_ornuked; typedef DBC DBC_ornuked; typedef DB DB_ornuked; #if DB_VERSION_MINOR >= 3 typedef DB_SEQUENCE DB_SEQUENCE_ornull; typedef DB_SEQUENCE DB_SEQUENCE_ornuked; #endif typedef char *bdb_filename; static SV *prepare_cb; #if DB_VERSION_MINOR >= 6 # define c_close close # define c_count count # define c_del del # define c_dup dup # define c_get get # define c_pget pget # define c_put put #endif static char * get_bdb_filename (SV *sv) { if (!SvOK (sv)) return 0; #if _WIN32 /* win32 madness + win32 perl absolutely brokenness make for horrible hacks */ { STRLEN len; char *src = SvPVbyte (sv, len); SV *t1 = sv_newmortal (); SV *t2 = sv_newmortal (); sv_upgrade (t1, SVt_PV); SvPOK_only (t1); SvGROW (t1, len * 16 + 1); sv_upgrade (t2, SVt_PV); SvPOK_only (t2); SvGROW (t2, len * 16 + 1); len = MultiByteToWideChar (CP_ACP, 0, src, len, (WCHAR *)SvPVX (t1), SvLEN (t1) / sizeof (WCHAR)); len = WideCharToMultiByte (CP_UTF8, 0, (WCHAR *)SvPVX (t1), len, SvPVX (t2), SvLEN (t2), 0, 0); SvPOK_only (t2); SvPVX (t2)[len] = 0; SvCUR_set (t2, len); return SvPVX (t2); } #else return SvPVbyte_nolen (sv); #endif } static void debug_errcall (const DB_ENV *dbenv, const char *errpfx, const char *msg) { printf ("err[%s]\n", msg); } static void debug_msgcall (const DB_ENV *dbenv, const char *msg) { printf ("msg[%s]\n", msg); } static char * strdup_ornull (const char *s) { return s ? strdup (s) : 0; } static void sv_to_dbt (DBT *dbt, SV *sv) { STRLEN len; char *data = SvPVbyte (sv, len); dbt->data = malloc (len); memcpy (dbt->data, data, len); dbt->size = len; dbt->flags = DB_DBT_REALLOC; } static void dbt_to_sv (SV *sv, DBT *dbt) { if (sv) { SvREADONLY_off (sv); if (dbt->data) sv_setpvn_mg (sv, dbt->data, dbt->size); else sv_setsv_mg (sv, &PL_sv_undef); SvREFCNT_dec (sv); } free (dbt->data); } enum { REQ_QUIT, REQ_ENV_OPEN, REQ_ENV_CLOSE, REQ_ENV_TXN_CHECKPOINT, REQ_ENV_LOCK_DETECT, REQ_ENV_MEMP_SYNC, REQ_ENV_MEMP_TRICKLE, REQ_ENV_DBREMOVE, REQ_ENV_DBRENAME, REQ_DB_OPEN, REQ_DB_CLOSE, REQ_DB_COMPACT, REQ_DB_SYNC, REQ_DB_UPGRADE, REQ_DB_PUT, REQ_DB_EXISTS, REQ_DB_GET, REQ_DB_PGET, REQ_DB_DEL, REQ_DB_KEY_RANGE, REQ_TXN_COMMIT, REQ_TXN_ABORT, REQ_TXN_FINISH, REQ_C_CLOSE, REQ_C_COUNT, REQ_C_PUT, REQ_C_GET, REQ_C_PGET, REQ_C_DEL, REQ_SEQ_OPEN, REQ_SEQ_CLOSE, REQ_SEQ_GET, REQ_SEQ_REMOVE, }; typedef struct bdb_cb { struct bdb_cb *volatile next; SV *callback; int type, pri, result; DB_ENV *env; DB *db; DB_TXN *txn; DBC *dbc; UV uv1; int int1, int2; U32 uint1, uint2; char *buf1, *buf2, *buf3; SV *sv1, *sv2, *sv3; DBT dbt1, dbt2, dbt3; DB_KEY_RANGE key_range; #if DB_VERSION_MINOR >= 3 DB_SEQUENCE *seq; db_seq_t seq_t; #endif SV *rsv1, *rsv2; // keep some request objects alive } bdb_cb; typedef bdb_cb *bdb_req; enum { PRI_MIN = -4, PRI_MAX = 4, DEFAULT_PRI = 0, PRI_BIAS = -PRI_MIN, NUM_PRI = PRI_MAX + PRI_BIAS + 1, }; #define AIO_TICKS ((1000000 + 1023) >> 10) static SV *on_next_submit; static unsigned int max_poll_time = 0; static unsigned int max_poll_reqs = 0; /* calculcate time difference in ~1/AIO_TICKS of a second */ static int tvdiff (struct timeval *tv1, struct timeval *tv2) { return (tv2->tv_sec - tv1->tv_sec ) * AIO_TICKS + ((tv2->tv_usec - tv1->tv_usec) >> 10); } static int next_pri = DEFAULT_PRI + PRI_BIAS; static unsigned int started, idle, wanted; /* worker threads management */ static mutex_t wrklock = X_MUTEX_INIT; typedef struct worker { /* locked by wrklock */ struct worker *prev, *next; thread_t tid; /* locked by reslock, reqlock or wrklock */ bdb_req req; /* currently processed request */ void *dbuf; DIR *dirp; } worker; static worker wrk_first = { &wrk_first, &wrk_first, 0 }; static void worker_clear (worker *wrk) { } static void worker_free (worker *wrk) { wrk->next->prev = wrk->prev; wrk->prev->next = wrk->next; free (wrk); } static volatile unsigned int nreqs, nready, npending; static volatile unsigned int max_idle = 4; static volatile unsigned int max_outstanding = 0xffffffff; static int respipe_osf [2], respipe [2] = { -1, -1 }; static mutex_t reslock = X_MUTEX_INIT; static mutex_t reqlock = X_MUTEX_INIT; static cond_t reqwait = X_COND_INIT; #if WORDACCESS_UNSAFE static unsigned int get_nready (void) { unsigned int retval; X_LOCK (reqlock); retval = nready; X_UNLOCK (reqlock); return retval; } static unsigned int get_npending (void) { unsigned int retval; X_LOCK (reslock); retval = npending; X_UNLOCK (reslock); return retval; } static unsigned int get_nthreads (void) { unsigned int retval; X_LOCK (wrklock); retval = started; X_UNLOCK (wrklock); return retval; } #else # define get_nready() nready # define get_npending() npending # define get_nthreads() started #endif /* * a somewhat faster data structure might be nice, but * with 8 priorities this actually needs <20 insns * per shift, the most expensive operation. */ typedef struct { bdb_req qs[NUM_PRI], qe[NUM_PRI]; /* qstart, qend */ int size; } reqq; static reqq req_queue; static reqq res_queue; int reqq_push (reqq *q, bdb_req req) { int pri = req->pri; req->next = 0; if (q->qe[pri]) { q->qe[pri]->next = req; q->qe[pri] = req; } else q->qe[pri] = q->qs[pri] = req; return q->size++; } bdb_req reqq_shift (reqq *q) { int pri; if (!q->size) return 0; --q->size; for (pri = NUM_PRI; pri--; ) { bdb_req req = q->qs[pri]; if (req) { if (!(q->qs[pri] = req->next)) q->qe[pri] = 0; return req; } } abort (); } static int poll_cb (void); static void req_free (bdb_req req); static int req_invoke (bdb_req req) { switch (req->type) { case REQ_DB_CLOSE: SvREFCNT_dec (req->sv1); break; case REQ_DB_GET: case REQ_DB_PGET: case REQ_C_GET: case REQ_C_PGET: case REQ_DB_PUT: case REQ_C_PUT: dbt_to_sv (req->sv1, &req->dbt1); dbt_to_sv (req->sv2, &req->dbt2); dbt_to_sv (req->sv3, &req->dbt3); break; case REQ_DB_KEY_RANGE: { AV *av = newAV (); av_push (av, newSVnv (req->key_range.less)); av_push (av, newSVnv (req->key_range.equal)); av_push (av, newSVnv (req->key_range.greater)); SvREADONLY_off (req->sv1); sv_setsv_mg (req->sv1, newRV_noinc ((SV *)av)); SvREFCNT_dec (req->sv1); } break; #if DB_VERSION_MINOR >= 3 case REQ_SEQ_GET: SvREADONLY_off (req->sv1); if (sizeof (IV) > 4) sv_setiv_mg (req->sv1, (IV)req->seq_t); else sv_setnv_mg (req->sv1, (NV)req->seq_t); SvREFCNT_dec (req->sv1); break; #endif } errno = req->result; if (req->callback) { dSP; ENTER; SAVETMPS; PUSHMARK (SP); PUTBACK; call_sv (req->callback, G_VOID | G_EVAL); SPAGAIN; FREETMPS; LEAVE; return !SvTRUE (ERRSV); } return 1; } static void req_free (bdb_req req) { SvREFCNT_dec (req->callback); SvREFCNT_dec (req->rsv1); SvREFCNT_dec (req->rsv2); free (req->buf1); free (req->buf2); free (req->buf3); Safefree (req); } #ifdef USE_SOCKETS_AS_HANDLES # define TO_SOCKET(x) (win32_get_osfhandle (x)) #else # define TO_SOCKET(x) (x) #endif static void create_respipe (void) { #ifdef _WIN32 int arg; /* argg */ #endif int old_readfd = respipe [0]; if (respipe [1] >= 0) respipe_close (TO_SOCKET (respipe [1])); #ifdef _WIN32 if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) #else if (pipe (respipe)) #endif croak ("unable to initialize result pipe"); if (old_readfd >= 0) { if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) croak ("unable to initialize result pipe(2)"); respipe_close (respipe [0]); respipe [0] = old_readfd; } #ifdef _WIN32 arg = 1; if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) #else if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) #endif croak ("unable to initialize result pipe(3)"); respipe_osf [0] = TO_SOCKET (respipe [0]); respipe_osf [1] = TO_SOCKET (respipe [1]); } static void bdb_request (bdb_req req); X_THREAD_PROC (bdb_proc); static void start_thread (void) { worker *wrk = calloc (1, sizeof (worker)); if (!wrk) croak ("unable to allocate worker thread data"); X_LOCK (wrklock); if (thread_create (&wrk->tid, bdb_proc, (void *)wrk)) { wrk->prev = &wrk_first; wrk->next = wrk_first.next; wrk_first.next->prev = wrk; wrk_first.next = wrk; ++started; } else free (wrk); X_UNLOCK (wrklock); } static void maybe_start_thread (void) { if (get_nthreads () >= wanted) return; /* todo: maybe use idle here, but might be less exact */ if (0 <= (int)get_nthreads () + (int)get_npending () - (int)nreqs) return; start_thread (); } static void req_send (bdb_req req) { SV *wait_callback = 0; if (on_next_submit) { dSP; SV *cb = sv_2mortal (on_next_submit); on_next_submit = 0; PUSHMARK (SP); PUTBACK; call_sv (cb, G_DISCARD | G_EVAL); SPAGAIN; } // synthesize callback if none given if (!req->callback) { if (SvOK (prepare_cb)) { int count; dSP; PUSHMARK (SP); PUTBACK; count = call_sv (prepare_cb, G_ARRAY); SPAGAIN; if (count != 2) croak ("sync prepare callback must return exactly two values\n"); wait_callback = POPs; req->callback = SvREFCNT_inc (POPs); } else { // execute request synchronously bdb_request (req); req_invoke (req); req_free (req); return; } } ++nreqs; X_LOCK (reqlock); ++nready; reqq_push (&req_queue, req); X_COND_SIGNAL (reqwait); X_UNLOCK (reqlock); maybe_start_thread (); if (wait_callback) { dSP; PUSHMARK (SP); PUTBACK; call_sv (wait_callback, G_DISCARD); } } static void end_thread (void) { bdb_req req = calloc (1, sizeof (bdb_cb)); req->type = REQ_QUIT; req->pri = PRI_MAX + PRI_BIAS; X_LOCK (reqlock); reqq_push (&req_queue, req); X_COND_SIGNAL (reqwait); X_UNLOCK (reqlock); X_LOCK (wrklock); --started; X_UNLOCK (wrklock); } static void set_max_idle (int nthreads) { if (WORDACCESS_UNSAFE) X_LOCK (reqlock); max_idle = nthreads <= 0 ? 1 : nthreads; if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock); } static void min_parallel (int nthreads) { if (wanted < nthreads) wanted = nthreads; } static void max_parallel (int nthreads) { if (wanted > nthreads) wanted = nthreads; while (started > wanted) end_thread (); } static void poll_wait (void) { fd_set rfd; while (nreqs) { int size; if (WORDACCESS_UNSAFE) X_LOCK (reslock); size = res_queue.size; if (WORDACCESS_UNSAFE) X_UNLOCK (reslock); if (size) return; maybe_start_thread (); FD_ZERO (&rfd); FD_SET (respipe [0], &rfd); PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); } } static int poll_cb (void) { dSP; int count = 0; int maxreqs = max_poll_reqs; int do_croak = 0; struct timeval tv_start, tv_now; bdb_req req; if (max_poll_time) gettimeofday (&tv_start, 0); for (;;) { for (;;) { maybe_start_thread (); X_LOCK (reslock); req = reqq_shift (&res_queue); if (req) { --npending; if (!res_queue.size) { /* read any signals sent by the worker threads */ char buf [4]; while (respipe_read (respipe [0], buf, 4) == 4) ; } } X_UNLOCK (reslock); if (!req) break; --nreqs; if (!req_invoke (req)) { req_free (req); croak (0); } count++; req_free (req); if (maxreqs && !--maxreqs) break; if (max_poll_time) { gettimeofday (&tv_now, 0); if (tvdiff (&tv_start, &tv_now) >= max_poll_time) break; } } if (nreqs <= max_outstanding) break; poll_wait (); ++maxreqs; } return count; } /*****************************************************************************/ static void bdb_request (bdb_req req) { switch (req->type) { case REQ_ENV_OPEN: req->result = req->env->open (req->env, req->buf1, req->uint1, req->int1); break; case REQ_ENV_CLOSE: req->result = req->env->close (req->env, req->uint1); break; case REQ_ENV_TXN_CHECKPOINT: req->result = req->env->txn_checkpoint (req->env, req->uint1, req->int1, req->uint2); break; case REQ_ENV_LOCK_DETECT: req->result = req->env->lock_detect (req->env, req->uint1, req->uint2, &req->int1); break; case REQ_ENV_MEMP_SYNC: req->result = req->env->memp_sync (req->env, 0); break; case REQ_ENV_MEMP_TRICKLE: req->result = req->env->memp_trickle (req->env, req->int1, &req->int2); break; case REQ_ENV_DBREMOVE: req->result = req->env->dbremove (req->env, req->txn, req->buf1, req->buf2, req->uint1); break; case REQ_ENV_DBRENAME: req->result = req->env->dbrename (req->env, req->txn, req->buf1, req->buf2, req->buf3, req->uint1); break; case REQ_DB_OPEN: req->result = req->db->open (req->db, req->txn, req->buf1, req->buf2, req->int1, req->uint1, req->int2); break; case REQ_DB_CLOSE: req->result = req->db->close (req->db, req->uint1); break; #if DB_VERSION_MINOR >= 4 case REQ_DB_COMPACT: 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); break; #endif case REQ_DB_SYNC: req->result = req->db->sync (req->db, req->uint1); break; case REQ_DB_UPGRADE: req->result = req->db->upgrade (req->db, req->buf1, req->uint1); break; case REQ_DB_PUT: req->result = req->db->put (req->db, req->txn, &req->dbt1, &req->dbt2, req->uint1); break; #if DB_VERSION_MINOR >= 6 case REQ_DB_EXISTS: req->result = req->db->exists (req->db, req->txn, &req->dbt1, req->uint1); break; #endif case REQ_DB_GET: req->result = req->db->get (req->db, req->txn, &req->dbt1, &req->dbt3, req->uint1); break; case REQ_DB_PGET: req->result = req->db->pget (req->db, req->txn, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1); break; case REQ_DB_DEL: req->result = req->db->del (req->db, req->txn, &req->dbt1, req->uint1); break; case REQ_DB_KEY_RANGE: req->result = req->db->key_range (req->db, req->txn, &req->dbt1, &req->key_range, req->uint1); break; case REQ_TXN_COMMIT: req->result = req->txn->commit (req->txn, req->uint1); break; case REQ_TXN_ABORT: req->result = req->txn->abort (req->txn); break; case REQ_TXN_FINISH: if (req->txn->flags & TXN_DEADLOCK) { req->result = req->txn->abort (req->txn); if (!req->result) req->result = DB_LOCK_DEADLOCK; } else req->result = req->txn->commit (req->txn, req->uint1); break; case REQ_C_CLOSE: req->result = req->dbc->c_close (req->dbc); break; case REQ_C_COUNT: { db_recno_t recno; req->result = req->dbc->c_count (req->dbc, &recno, req->uint1); req->uv1 = recno; } break; case REQ_C_PUT: req->result = req->dbc->c_put (req->dbc, &req->dbt1, &req->dbt2, req->uint1); break; case REQ_C_GET: req->result = req->dbc->c_get (req->dbc, &req->dbt1, &req->dbt3, req->uint1); break; case REQ_C_PGET: req->result = req->dbc->c_pget (req->dbc, &req->dbt1, &req->dbt2, &req->dbt3, req->uint1); break; case REQ_C_DEL: req->result = req->dbc->c_del (req->dbc, req->uint1); break; #if DB_VERSION_MINOR >= 3 case REQ_SEQ_OPEN: req->result = req->seq->open (req->seq, req->txn, &req->dbt1, req->uint1); break; case REQ_SEQ_CLOSE: req->result = req->seq->close (req->seq, req->uint1); break; case REQ_SEQ_GET: req->result = req->seq->get (req->seq, req->txn, req->int1, &req->seq_t, req->uint1); break; case REQ_SEQ_REMOVE: req->result = req->seq->remove (req->seq, req->txn, req->uint1); break; #endif default: req->result = ENOSYS; break; } if (req->txn && (req->result > 0 || req->result == DB_LOCK_NOTGRANTED)) req->txn->flags |= TXN_DEADLOCK; } X_THREAD_PROC (bdb_proc) { bdb_req req; struct timespec ts; worker *self = (worker *)thr_arg; /* try to distribute timeouts somewhat evenly */ ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); for (;;) { ts.tv_sec = time (0) + IDLE_TIMEOUT; X_LOCK (reqlock); for (;;) { self->req = req = reqq_shift (&req_queue); if (req) break; ++idle; if (X_COND_TIMEDWAIT (reqwait, reqlock, ts) == ETIMEDOUT) { if (idle > max_idle) { --idle; X_UNLOCK (reqlock); X_LOCK (wrklock); --started; X_UNLOCK (wrklock); goto quit; } /* we are allowed to idle, so do so without any timeout */ X_COND_WAIT (reqwait, reqlock); ts.tv_sec = time (0) + IDLE_TIMEOUT; } --idle; } --nready; X_UNLOCK (reqlock); if (req->type == REQ_QUIT) { X_LOCK (reslock); free (req); self->req = 0; X_UNLOCK (reslock); goto quit; } bdb_request (req); X_LOCK (reslock); ++npending; if (!reqq_push (&res_queue, req)) /* write a dummy byte to the pipe so fh becomes ready */ respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); self->req = 0; worker_clear (self); X_UNLOCK (reslock); } quit: X_LOCK (wrklock); worker_free (self); X_UNLOCK (wrklock); return 0; } /*****************************************************************************/ static void atfork_prepare (void) { X_LOCK (wrklock); X_LOCK (reqlock); X_LOCK (reslock); } static void atfork_parent (void) { X_UNLOCK (reslock); X_UNLOCK (reqlock); X_UNLOCK (wrklock); } static void atfork_child (void) { bdb_req prv; while (prv = reqq_shift (&req_queue)) req_free (prv); while (prv = reqq_shift (&res_queue)) req_free (prv); while (wrk_first.next != &wrk_first) { worker *wrk = wrk_first.next; if (wrk->req) req_free (wrk->req); worker_clear (wrk); worker_free (wrk); } started = 0; idle = 0; nreqs = 0; nready = 0; npending = 0; create_respipe (); atfork_parent (); } #define dREQ(reqtype,rsvcnt) \ bdb_req req; \ int req_pri = next_pri; \ next_pri = DEFAULT_PRI + PRI_BIAS; \ \ if (callback && SvOK (callback)) \ croak ("callback has illegal type or extra arguments"); \ \ Newz (0, req, 1, bdb_cb); \ if (!req) \ croak ("out of memory during bdb_req allocation"); \ \ req->callback = SvREFCNT_inc (cb); \ req->type = (reqtype); \ req->pri = req_pri; \ if (rsvcnt >= 1) req->rsv1 = SvREFCNT_inc (ST (0)); \ if (rsvcnt >= 2) req->rsv2 = SvREFCNT_inc (ST (1)); \ (void)0; #define REQ_SEND \ req_send (req) #define SvPTR(var, arg, type, class, nullok) \ if (!SvOK (arg)) \ { \ if (nullok != 1) \ croak (# var " must be a " # class " object, not undef"); \ \ (var) = 0; \ } \ else if (sv_derived_from ((arg), # class)) \ { \ IV tmp = SvIV ((SV*) SvRV (arg)); \ (var) = INT2PTR (type, tmp); \ if (!var && nullok != 2) \ croak (# var " is not a valid " # class " object anymore"); \ } \ else \ croak (# var " is not of type " # class); #define ARG_MUTABLE(name) \ if (SvREADONLY (name)) \ croak ("argument " #name " is read-only/constant, but the request requires it to be mutable"); static void ptr_nuke (SV *sv) { assert (SvROK (sv)); sv_setiv (SvRV (sv), 0); } static int errno_get (pTHX_ SV *sv, MAGIC *mg) { if (*mg->mg_ptr == '!') // should always be the case if (-30999 <= errno && errno <= -30800) { sv_setnv (sv, (NV)errno); sv_setpv (sv, db_strerror (errno)); SvNOK_on (sv); /* what a wonderful hack! */ // ^^^ copied from perl sources return 0; } return PL_vtbl_sv.svt_get (aTHX_ sv, mg); } static MGVTBL vtbl_errno; // this wonderful hack :( patches perl's $! variable to support our errno values static void patch_errno (void) { SV *sv; MAGIC *mg; if (!(sv = get_sv ("!", 1))) return; if (!(mg = mg_find (sv, PERL_MAGIC_sv))) return; if (mg->mg_virtual != &PL_vtbl_sv) return; vtbl_errno = PL_vtbl_sv; vtbl_errno.svt_get = errno_get; mg->mg_virtual = &vtbl_errno; } #if __GNUC__ >= 4 # define noinline __attribute__ ((noinline)) #else # define noinline #endif static noinline SV * pop_callback (I32 *ritems, SV *sv) { if (SvROK (sv)) { HV *st; GV *gvp; CV *cv; const char *name; /* forgive me */ if (SvTYPE (SvRV (sv)) == SVt_PVMG && (st = SvSTASH (SvRV (sv))) && (name = HvNAME_get (st)) && (name [0] == 'B' && name [1] == 'D' && name [2] == 'B' && name [3] == ':')) return 0; if ((cv = sv_2cv (sv, &st, &gvp, 0))) { --*ritems; return (SV *)cv; } } return 0; } /* stupid windows defines CALLBACK as well */ #undef CALLBACK #define CALLBACK SV *cb = pop_callback (&items, ST (items - 1)); MODULE = BDB PACKAGE = BDB PROTOTYPES: ENABLE BOOT: { HV *stash = gv_stashpv ("BDB", 1); static const struct { const char *name; IV iv; } *civ, const_iv[] = { #define const_iv(name) { # name, (IV)DB_ ## name }, const_iv (RPCCLIENT) const_iv (INIT_CDB) const_iv (INIT_LOCK) const_iv (INIT_LOG) const_iv (INIT_MPOOL) const_iv (INIT_REP) const_iv (INIT_TXN) const_iv (RECOVER) const_iv (INIT_TXN) const_iv (RECOVER_FATAL) const_iv (CREATE) const_iv (RDONLY) const_iv (USE_ENVIRON) const_iv (USE_ENVIRON_ROOT) const_iv (LOCKDOWN) const_iv (PRIVATE) const_iv (SYSTEM_MEM) const_iv (AUTO_COMMIT) const_iv (CDB_ALLDB) const_iv (DIRECT_DB) const_iv (NOLOCKING) const_iv (NOMMAP) const_iv (NOPANIC) const_iv (OVERWRITE) const_iv (PANIC_ENVIRONMENT) const_iv (REGION_INIT) const_iv (TIME_NOTGRANTED) const_iv (TXN_NOSYNC) const_iv (TXN_NOT_DURABLE) const_iv (TXN_WRITE_NOSYNC) const_iv (WRITECURSOR) const_iv (YIELDCPU) const_iv (ENCRYPT_AES) const_iv (XA_CREATE) const_iv (BTREE) const_iv (HASH) const_iv (QUEUE) const_iv (RECNO) const_iv (UNKNOWN) const_iv (EXCL) const_iv (TRUNCATE) const_iv (NOSYNC) const_iv (CHKSUM) const_iv (ENCRYPT) const_iv (DUP) const_iv (DUPSORT) //const_iv (RECNUM) const_iv (RENUMBER) const_iv (REVSPLITOFF) const_iv (CONSUME) const_iv (CONSUME_WAIT) const_iv (GET_BOTH) const_iv (GET_BOTH_RANGE) //const_iv (SET_RECNO) //const_iv (MULTIPLE) const_iv (SNAPSHOT) const_iv (JOIN_ITEM) const_iv (JOIN_NOSORT) const_iv (RMW) const_iv (NOTFOUND) const_iv (KEYEMPTY) const_iv (LOCK_DEADLOCK) const_iv (LOCK_NOTGRANTED) const_iv (RUNRECOVERY) const_iv (OLD_VERSION) const_iv (REP_HANDLE_DEAD) const_iv (SECONDARY_BAD) const_iv (APPEND) const_iv (NODUPDATA) const_iv (NOOVERWRITE) const_iv (TXN_NOWAIT) const_iv (TXN_SYNC) const_iv (SET_LOCK_TIMEOUT) const_iv (SET_TXN_TIMEOUT) const_iv (FIRST) const_iv (NEXT) const_iv (NEXT_DUP) const_iv (NEXT_NODUP) const_iv (PREV) const_iv (PREV_NODUP) const_iv (SET) const_iv (SET_RANGE) const_iv (LAST) const_iv (BEFORE) const_iv (AFTER) const_iv (CURRENT) const_iv (KEYFIRST) const_iv (KEYLAST) const_iv (NODUPDATA) const_iv (FORCE) const_iv (LOCK_DEFAULT) const_iv (LOCK_EXPIRE) const_iv (LOCK_MAXLOCKS) const_iv (LOCK_MINLOCKS) const_iv (LOCK_MINWRITE) const_iv (LOCK_OLDEST) const_iv (LOCK_RANDOM) const_iv (LOCK_YOUNGEST) const_iv (DONOTINDEX) const_iv (KEYEMPTY ) const_iv (KEYEXIST ) const_iv (LOCK_DEADLOCK) const_iv (LOCK_NOTGRANTED) const_iv (NOSERVER) const_iv (NOSERVER_HOME) const_iv (NOSERVER_ID) const_iv (NOTFOUND) const_iv (PAGE_NOTFOUND) const_iv (REP_DUPMASTER) const_iv (REP_HANDLE_DEAD) const_iv (REP_HOLDELECTION) const_iv (REP_ISPERM) const_iv (REP_NEWMASTER) const_iv (REP_NEWSITE) const_iv (REP_NOTPERM) const_iv (REP_UNAVAIL) const_iv (RUNRECOVERY) const_iv (SECONDARY_BAD) const_iv (VERIFY_BAD) const_iv (VERB_DEADLOCK) const_iv (VERB_RECOVERY) const_iv (VERB_REPLICATION) const_iv (VERB_WAITSFOR) const_iv (VERSION_MAJOR) const_iv (VERSION_MINOR) const_iv (VERSION_PATCH) #if DB_VERSION_MINOR >= 3 const_iv (INORDER) const_iv (LOCK_MAXWRITE) const_iv (SEQ_DEC) const_iv (SEQ_INC) const_iv (SEQ_WRAP) const_iv (BUFFER_SMALL) const_iv (LOG_BUFFER_FULL) const_iv (VERSION_MISMATCH) #endif #if DB_VERSION_MINOR >= 4 const_iv (REGISTER) const_iv (DSYNC_DB) const_iv (READ_COMMITTED) const_iv (READ_UNCOMMITTED) const_iv (REP_IGNORE) const_iv (REP_LOCKOUT) const_iv (REP_JOIN_FAILURE) const_iv (FREE_SPACE) const_iv (FREELIST_ONLY) const_iv (VERB_REGISTER) #endif #if DB_VERSION_MINOR >= 5 const_iv (MULTIVERSION) const_iv (TXN_SNAPSHOT) #endif #if DB_VERSION_MINOR >= 6 const_iv (PREV_DUP) const_iv (PRIORITY_UNCHANGED) const_iv (PRIORITY_VERY_LOW) const_iv (PRIORITY_LOW) const_iv (PRIORITY_DEFAULT) const_iv (PRIORITY_HIGH) const_iv (PRIORITY_VERY_HIGH) #endif #if DB_VERSION_MINOR >= 7 const_iv (IGNORE_LEASE) //const_iv (MULTIPLE_KEY) const_iv (LOG_DIRECT) const_iv (LOG_DSYNC) const_iv (LOG_AUTO_REMOVE) const_iv (LOG_IN_MEMORY) const_iv (LOG_ZERO) #else const_iv (DIRECT_LOG) const_iv (LOG_AUTOREMOVE) # if DB_VERSION_MINOR >= 3 const_iv (DSYNC_LOG) const_iv (LOG_INMEMORY) # endif #endif }; for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); prepare_cb = &PL_sv_undef; { /* we currently only allow version, minor-version and patchlevel to go up to 255 */ char vstring[3] = { DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH }; newCONSTSUB (stash, "VERSION_v", newSVpvn (vstring, 3)); } newCONSTSUB (stash, "VERSION_STRING", newSVpv (DB_VERSION_STRING, 0)); create_respipe (); X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child); patch_errno (); } void max_poll_reqs (int nreqs) PROTOTYPE: $ CODE: max_poll_reqs = nreqs; void max_poll_time (double nseconds) PROTOTYPE: $ CODE: max_poll_time = nseconds * AIO_TICKS; void min_parallel (int nthreads) PROTOTYPE: $ void max_parallel (int nthreads) PROTOTYPE: $ void max_idle (int nthreads) PROTOTYPE: $ CODE: set_max_idle (nthreads); int max_outstanding (int maxreqs) PROTOTYPE: $ CODE: RETVAL = max_outstanding; max_outstanding = maxreqs; OUTPUT: RETVAL int dbreq_pri (int pri = 0) PROTOTYPE: ;$ CODE: RETVAL = next_pri - PRI_BIAS; if (items > 0) { if (pri < PRI_MIN) pri = PRI_MIN; if (pri > PRI_MAX) pri = PRI_MAX; next_pri = pri + PRI_BIAS; } OUTPUT: RETVAL void dbreq_nice (int nice = 0) CODE: nice = next_pri - nice; if (nice < PRI_MIN) nice = PRI_MIN; if (nice > PRI_MAX) nice = PRI_MAX; next_pri = nice + PRI_BIAS; void flush () PROTOTYPE: CODE: while (nreqs) { poll_wait (); poll_cb (); } int poll () PROTOTYPE: CODE: poll_wait (); RETVAL = poll_cb (); OUTPUT: RETVAL int poll_fileno () PROTOTYPE: CODE: RETVAL = respipe [0]; OUTPUT: RETVAL int poll_cb (...) PROTOTYPE: CODE: RETVAL = poll_cb (); OUTPUT: RETVAL void poll_wait () PROTOTYPE: CODE: poll_wait (); int nreqs () PROTOTYPE: CODE: RETVAL = nreqs; OUTPUT: RETVAL int nready () PROTOTYPE: CODE: RETVAL = get_nready (); OUTPUT: RETVAL int npending () PROTOTYPE: CODE: RETVAL = get_npending (); OUTPUT: RETVAL int nthreads () PROTOTYPE: CODE: if (WORDACCESS_UNSAFE) X_LOCK (wrklock); RETVAL = started; if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); OUTPUT: RETVAL SV * set_sync_prepare (SV *cb) PROTOTYPE: & CODE: RETVAL = prepare_cb; prepare_cb = newSVsv (cb); OUTPUT: RETVAL char * strerror (int errorno = errno) PROTOTYPE: ;$ CODE: RETVAL = db_strerror (errorno); OUTPUT: RETVAL void _on_next_submit (SV *cb) CODE: SvREFCNT_dec (on_next_submit); on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; DB_ENV * db_env_create (U32 env_flags = 0) CODE: { errno = db_env_create (&RETVAL, env_flags); if (errno) croak ("db_env_create: %s", db_strerror (errno)); if (0) { RETVAL->set_errcall (RETVAL, debug_errcall); RETVAL->set_msgcall (RETVAL, debug_msgcall); } } OUTPUT: RETVAL void db_env_open (DB_ENV *env, bdb_filename db_home, U32 open_flags, int mode, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_ENV_OPEN, 1); req->env = env; req->uint1 = open_flags | DB_THREAD; req->int1 = mode; req->buf1 = strdup_ornull (db_home); REQ_SEND; } void db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_ENV_CLOSE, 0); ptr_nuke (ST (0)); req->env = env; req->uint1 = flags; REQ_SEND; } void db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_ENV_TXN_CHECKPOINT, 1); req->env = env; req->uint1 = kbyte; req->int1 = min; req->uint2 = flags; REQ_SEND; } void db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_ENV_LOCK_DETECT, 1); req->env = env; req->uint1 = flags; req->uint2 = atype; /* req->int2 = 0; dummy */ REQ_SEND; } void db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_ENV_MEMP_SYNC, 1); req->env = env; REQ_SEND; } void db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_ENV_MEMP_TRICKLE, 1); req->env = env; req->int1 = percent; REQ_SEND; } void db_env_dbremove (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_ENV_DBREMOVE, 2); req->env = env; req->buf1 = strdup_ornull (file); req->buf2 = strdup_ornull (database); req->uint1 = flags; REQ_SEND; } void db_env_dbrename (DB_ENV *env, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, bdb_filename newname, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_ENV_DBRENAME, 2); req->env = env; req->buf1 = strdup_ornull (file); req->buf2 = strdup_ornull (database); req->buf3 = strdup_ornull (newname); req->uint1 = flags; REQ_SEND; } DB * db_create (DB_ENV *env = 0, U32 flags = 0) CODE: { errno = db_create (&RETVAL, env, flags); if (errno) croak ("db_create: %s", db_strerror (errno)); if (RETVAL) RETVAL->app_private = (void *)newSVsv (ST (0)); } OUTPUT: RETVAL void db_open (DB *db, DB_TXN_ornull *txnid, bdb_filename file, bdb_filename database, int type, U32 flags, int mode, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_DB_OPEN, 2); req->db = db; req->txn = txnid; req->buf1 = strdup_ornull (file); req->buf2 = strdup_ornull (database); req->int1 = type; req->uint1 = flags | DB_THREAD; req->int2 = mode; REQ_SEND; } void db_close (DB *db, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_DB_CLOSE, 0); ptr_nuke (ST (0)); req->db = db; req->uint1 = flags; req->sv1 = (SV *)db->app_private; REQ_SEND; } #if DB_VERSION_MINOR >= 4 void db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_DB_COMPACT, 2); req->db = db; req->txn = txn; if (start) sv_to_dbt (&req->dbt1, start); if (stop ) sv_to_dbt (&req->dbt2, stop ); req->uint1 = flags; REQ_SEND; } #endif void db_sync (DB *db, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_DB_SYNC, 1); req->db = db; req->uint1 = flags; REQ_SEND; } void db_upgrade (DB *db, bdb_filename file, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_DB_SYNC, 1); req->db = db; req->buf1 = strdup (file); req->uint1 = flags; REQ_SEND; } void db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *key_range, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_DB_KEY_RANGE, 2); req->db = db; req->txn = txn; sv_to_dbt (&req->dbt1, key); req->uint1 = flags; req->sv1 = SvREFCNT_inc (key_range); SvREADONLY_on (key_range); REQ_SEND; } void db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_DB_PUT, 2); req->db = db; req->txn = txn; sv_to_dbt (&req->dbt1, key); sv_to_dbt (&req->dbt2, data); req->uint1 = flags; REQ_SEND; } #if DB_VERSION_MINOR >= 6 void db_exists (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_DB_EXISTS, 2); req->db = db; req->txn = txn; req->uint1 = flags; sv_to_dbt (&req->dbt1, key); REQ_SEND; } #endif void db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { //TODO: key is somtimesmutable dREQ (REQ_DB_GET, 2); req->db = db; req->txn = txn; req->uint1 = flags; sv_to_dbt (&req->dbt1, key); req->dbt3.flags = DB_DBT_MALLOC; req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); REQ_SEND; } void db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { //TODO: key is somtimesmutable dREQ (REQ_DB_PGET, 2); req->db = db; req->txn = txn; req->uint1 = flags; sv_to_dbt (&req->dbt1, key); req->dbt2.flags = DB_DBT_MALLOC; req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey); req->dbt3.flags = DB_DBT_MALLOC; req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); REQ_SEND; } void db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_DB_DEL, 2); req->db = db; req->txn = txn; req->uint1 = flags; sv_to_dbt (&req->dbt1, key); REQ_SEND; } void db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_TXN_COMMIT, 0); ptr_nuke (ST (0)); req->txn = txn; req->uint1 = flags; REQ_SEND; } void db_txn_abort (DB_TXN *txn, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_TXN_ABORT, 0); ptr_nuke (ST (0)); req->txn = txn; REQ_SEND; } void db_txn_finish (DB_TXN *txn, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_TXN_FINISH, 0); ptr_nuke (ST (0)); req->txn = txn; req->uint1 = flags; REQ_SEND; } void db_c_close (DBC *dbc, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_C_CLOSE, 0); ptr_nuke (ST (0)); req->dbc = dbc; REQ_SEND; } void db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_C_COUNT, 1); req->dbc = dbc; req->sv1 = SvREFCNT_inc (count); REQ_SEND; } void db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_C_PUT, 1); req->dbc = dbc; sv_to_dbt (&req->dbt1, key); sv_to_dbt (&req->dbt2, data); req->uint1 = flags; REQ_SEND; } void db_c_get (DBC *dbc, SV *key, SV_mutable *data, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key)) croak ("db_c_get was passed a read-only/constant 'key' argument but operation is not DB_SET"); if (SvPOKp (key) && !sv_utf8_downgrade (key, 1)) croak ("argument \"%s\" must be byte/octet-encoded in %s", "key", "BDB::db_c_get"); { dREQ (REQ_C_GET, 1); req->dbc = dbc; req->uint1 = flags; if ((flags & DB_OPFLAGS_MASK) == DB_SET) sv_to_dbt (&req->dbt1, key); else { if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE) sv_to_dbt (&req->dbt1, key); else req->dbt1.flags = DB_DBT_MALLOC; req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); } if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH || (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE) sv_to_dbt (&req->dbt3, data); else req->dbt3.flags = DB_DBT_MALLOC; req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); REQ_SEND; } } void db_c_pget (DBC *dbc, SV *key, SV_mutable *pkey, SV_mutable *data, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { if ((flags & DB_OPFLAGS_MASK) != DB_SET && SvREADONLY (key)) croak ("db_c_pget was passed a read-only/constant 'key' argument but operation is not DB_SET"); if (SvPOKp (key) && !sv_utf8_downgrade (key, 1)) croak ("argument \"%s\" must be byte/octet-encoded in %s", "key", "BDB::db_c_pget"); { dREQ (REQ_C_PGET, 1); req->dbc = dbc; req->uint1 = flags; if ((flags & DB_OPFLAGS_MASK) == DB_SET) sv_to_dbt (&req->dbt1, key); else { if ((flags & DB_OPFLAGS_MASK) == DB_SET_RANGE) sv_to_dbt (&req->dbt1, key); else req->dbt1.flags = DB_DBT_MALLOC; req->sv1 = SvREFCNT_inc (key); SvREADONLY_on (key); } req->dbt2.flags = DB_DBT_MALLOC; req->sv2 = SvREFCNT_inc (pkey); SvREADONLY_on (pkey); if ((flags & DB_OPFLAGS_MASK) == DB_GET_BOTH || (flags & DB_OPFLAGS_MASK) == DB_GET_BOTH_RANGE) sv_to_dbt (&req->dbt3, data); else req->dbt3.flags = DB_DBT_MALLOC; req->sv3 = SvREFCNT_inc (data); SvREADONLY_on (data); REQ_SEND; } } void db_c_del (DBC *dbc, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_C_DEL, 1); req->dbc = dbc; req->uint1 = flags; REQ_SEND; } #if DB_VERSION_MINOR >= 3 void db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_SEQ_OPEN, 2); req->seq = seq; req->txn = txnid; req->uint1 = flags | DB_THREAD; sv_to_dbt (&req->dbt1, key); REQ_SEND; } void db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_SEQ_CLOSE, 0); ptr_nuke (ST (0)); req->seq = seq; req->uint1 = flags; REQ_SEND; } void db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV_mutable *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_SEQ_GET, 2); req->seq = seq; req->txn = txnid; req->int1 = delta; req->uint1 = flags; req->sv1 = SvREFCNT_inc (seq_value); SvREADONLY_on (seq_value); REQ_SEND; } void db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = 0) PREINIT: CALLBACK CODE: { dREQ (REQ_SEQ_REMOVE, 2); req->seq = seq; req->txn = txnid; req->uint1 = flags; REQ_SEND; } #endif MODULE = BDB PACKAGE = BDB::Env void DESTROY (DB_ENV_ornuked *env) CODE: if (env) env->close (env, 0); int set_data_dir (DB_ENV *env, const char *dir) CODE: RETVAL = env->set_data_dir (env, dir); OUTPUT: RETVAL int set_tmp_dir (DB_ENV *env, const char *dir) CODE: RETVAL = env->set_tmp_dir (env, dir); OUTPUT: RETVAL int set_lg_dir (DB_ENV *env, const char *dir) CODE: RETVAL = env->set_lg_dir (env, dir); OUTPUT: RETVAL int set_shm_key (DB_ENV *env, long shm_key) CODE: RETVAL = env->set_shm_key (env, shm_key); OUTPUT: RETVAL int set_cachesize (DB_ENV *env, U32 gbytes, U32 bytes, int ncache = 0) CODE: RETVAL = env->set_cachesize (env, gbytes, bytes, ncache); OUTPUT: RETVAL int set_flags (DB_ENV *env, U32 flags, int onoff = 1) CODE: RETVAL = env->set_flags (env, flags, onoff); OUTPUT: RETVAL #if DB_VERSION_MINOR >= 7 int set_intermediate_dir_mode (DB_ENV *env, const char *mode) CODE: RETVAL = env->set_intermediate_dir_mode (env, mode); OUTPUT: RETVAL int log_set_config (DB_ENV *env, U32 flags, int onoff = 1) CODE: RETVAL = env->log_set_config (env, flags, onoff); OUTPUT: RETVAL #endif void set_errfile (DB_ENV *env, FILE *errfile = 0) CODE: env->set_errfile (env, errfile); void set_msgfile (DB_ENV *env, FILE *msgfile = 0) CODE: env->set_msgfile (env, msgfile); int set_verbose (DB_ENV *env, U32 which = -1, int onoff = 1) CODE: RETVAL = env->set_verbose (env, which, onoff); OUTPUT: RETVAL int set_encrypt (DB_ENV *env, const char *password, U32 flags = 0) CODE: RETVAL = env->set_encrypt (env, password, flags); OUTPUT: RETVAL int set_timeout (DB_ENV *env, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) CODE: RETVAL = env->set_timeout (env, timeout * 1000000, flags); OUTPUT: RETVAL int set_mp_max_openfd (DB_ENV *env, int maxopenfd); CODE: RETVAL = env->set_mp_max_openfd (env, maxopenfd); OUTPUT: RETVAL int set_mp_max_write (DB_ENV *env, int maxwrite, int maxwrite_sleep); CODE: RETVAL = env->set_mp_max_write (env, maxwrite, maxwrite_sleep); OUTPUT: RETVAL int set_mp_mmapsize (DB_ENV *env, int mmapsize_mb) CODE: RETVAL = env->set_mp_mmapsize (env, ((size_t)mmapsize_mb) << 20); OUTPUT: RETVAL int set_lk_detect (DB_ENV *env, U32 detect = DB_LOCK_DEFAULT) CODE: RETVAL = env->set_lk_detect (env, detect); OUTPUT: RETVAL int set_lk_max_lockers (DB_ENV *env, U32 max) CODE: RETVAL = env->set_lk_max_lockers (env, max); OUTPUT: RETVAL int set_lk_max_locks (DB_ENV *env, U32 max) CODE: RETVAL = env->set_lk_max_locks (env, max); OUTPUT: RETVAL int set_lk_max_objects (DB_ENV *env, U32 max) CODE: RETVAL = env->set_lk_max_objects (env, max); OUTPUT: RETVAL int set_lg_bsize (DB_ENV *env, U32 max) CODE: RETVAL = env->set_lg_bsize (env, max); OUTPUT: RETVAL int set_lg_max (DB_ENV *env, U32 max) CODE: RETVAL = env->set_lg_max (env, max); OUTPUT: RETVAL #if DB_VERSION_MINOR >= 4 int mutex_set_max (DB_ENV *env, U32 max) CODE: RETVAL = env->mutex_set_max (env, max); OUTPUT: RETVAL int mutex_set_increment (DB_ENV *env, U32 increment) CODE: RETVAL = env->mutex_set_increment (env, increment); OUTPUT: RETVAL int mutex_set_tas_spins (DB_ENV *env, U32 tas_spins) CODE: RETVAL = env->mutex_set_tas_spins (env, tas_spins); OUTPUT: RETVAL int mutex_set_align (DB_ENV *env, U32 align) CODE: RETVAL = env->mutex_set_align (env, align); OUTPUT: RETVAL #endif DB_TXN * txn_begin (DB_ENV *env, DB_TXN_ornull *parent = 0, U32 flags = 0) CODE: errno = env->txn_begin (env, parent, &RETVAL, flags); if (errno) croak ("DB_ENV->txn_begin: %s", db_strerror (errno)); OUTPUT: RETVAL #if DB_VERSION_MINOR >= 5 DB_TXN * cdsgroup_begin (DB_ENV *env) CODE: errno = env->cdsgroup_begin (env, &RETVAL); if (errno) croak ("DB_ENV->cdsgroup_begin: %s", db_strerror (errno)); OUTPUT: RETVAL #endif MODULE = BDB PACKAGE = BDB::Db void DESTROY (DB_ornuked *db) CODE: if (db) { SV *env = (SV *)db->app_private; db->close (db, 0); SvREFCNT_dec (env); } int set_cachesize (DB *db, U32 gbytes, U32 bytes, int ncache = 0) CODE: RETVAL = db->set_cachesize (db, gbytes, bytes, ncache); OUTPUT: RETVAL int set_pagesize (DB *db, U32 pagesize) CODE: RETVAL = db->set_pagesize (db, pagesize); OUTPUT: RETVAL int set_flags (DB *db, U32 flags) CODE: RETVAL = db->set_flags (db, flags); OUTPUT: RETVAL int set_encrypt (DB *db, const char *password, U32 flags) CODE: RETVAL = db->set_encrypt (db, password, flags); OUTPUT: RETVAL int set_lorder (DB *db, int lorder) CODE: RETVAL = db->set_lorder (db, lorder); OUTPUT: RETVAL int set_bt_minkey (DB *db, U32 minkey) CODE: RETVAL = db->set_bt_minkey (db, minkey); OUTPUT: RETVAL int set_re_delim (DB *db, int delim) CODE: RETVAL = db->set_re_delim (db, delim); OUTPUT: RETVAL int set_re_pad (DB *db, int re_pad) CODE: RETVAL = db->set_re_pad (db, re_pad); OUTPUT: RETVAL int set_re_source (DB *db, char *source) CODE: RETVAL = db->set_re_source (db, source); OUTPUT: RETVAL int set_re_len (DB *db, U32 re_len) CODE: RETVAL = db->set_re_len (db, re_len); OUTPUT: RETVAL int set_h_ffactor (DB *db, U32 h_ffactor) CODE: RETVAL = db->set_h_ffactor (db, h_ffactor); OUTPUT: RETVAL int set_h_nelem (DB *db, U32 h_nelem) CODE: RETVAL = db->set_h_nelem (db, h_nelem); OUTPUT: RETVAL int set_q_extentsize (DB *db, U32 extentsize) CODE: RETVAL = db->set_q_extentsize (db, extentsize); OUTPUT: RETVAL DBC * cursor (DB *db, DB_TXN_ornull *txn = 0, U32 flags = 0) CODE: errno = db->cursor (db, txn, &RETVAL, flags); if (errno) croak ("DB->cursor: %s", db_strerror (errno)); OUTPUT: RETVAL #if DB_VERSION_MINOR >= 3 DB_SEQUENCE * sequence (DB *db, U32 flags = 0) CODE: { errno = db_sequence_create (&RETVAL, db, flags); if (errno) croak ("db_sequence_create: %s", db_strerror (errno)); } OUTPUT: RETVAL #endif MODULE = BDB PACKAGE = BDB::Txn void DESTROY (DB_TXN_ornuked *txn) CODE: if (txn) txn->abort (txn); int set_timeout (DB_TXN *txn, NV timeout, U32 flags = DB_SET_TXN_TIMEOUT) CODE: RETVAL = txn->set_timeout (txn, timeout * 1000000, flags); OUTPUT: RETVAL int failed (DB_TXN *txn) CODE: RETVAL = !!(txn->flags & TXN_DEADLOCK); OUTPUT: RETVAL MODULE = BDB PACKAGE = BDB::Cursor void DESTROY (DBC_ornuked *dbc) CODE: if (dbc) dbc->c_close (dbc); #if DB_VERSION_MINOR >= 6 int set_priority (DBC *dbc, int priority) CODE: dbc->set_priority (dbc, priority); #endif #if DB_VERSION_MINOR >= 3 MODULE = BDB PACKAGE = BDB::Sequence void DESTROY (DB_SEQUENCE_ornuked *seq) CODE: if (seq) seq->close (seq, 0); int initial_value (DB_SEQUENCE *seq, db_seq_t value) CODE: RETVAL = seq->initial_value (seq, value); OUTPUT: RETVAL int set_cachesize (DB_SEQUENCE *seq, U32 size) CODE: RETVAL = seq->set_cachesize (seq, size); OUTPUT: RETVAL int set_flags (DB_SEQUENCE *seq, U32 flags) CODE: RETVAL = seq->set_flags (seq, flags); OUTPUT: RETVAL int set_range (DB_SEQUENCE *seq, db_seq_t min, db_seq_t max) CODE: RETVAL = seq->set_range (seq, min, max); OUTPUT: RETVAL #endif