diff options
Diffstat (limited to 'db2/db')
-rw-r--r-- | db2/db/db.c | 73 | ||||
-rw-r--r-- | db2/db/db_auto.c | 16 | ||||
-rw-r--r-- | db2/db/db_conv.c | 68 | ||||
-rw-r--r-- | db2/db/db_pr.c | 63 | ||||
-rw-r--r-- | db2/db/db_ret.c | 9 | ||||
-rw-r--r-- | db2/db/db_thread.c | 10 |
6 files changed, 133 insertions, 106 deletions
diff --git a/db2/db/db.c b/db2/db/db.c index 8dad5febe8..9ebe73cf6e 100644 --- a/db2/db/db.c +++ b/db2/db/db.c @@ -44,7 +44,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)db.c 10.38 (Sleepycat) 9/2/97"; +static const char sccsid[] = "@(#)db.c 10.41 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -137,7 +137,13 @@ db_open(fname, type, flags, mode, dbenv, dbinfo, dbpp) } dbp->dbenv = dbenv; - /* Convert the dbinfo flags. */ + /* Convert the db_open(3) flags. */ + if (LF_ISSET(DB_RDONLY)) + F_SET(dbp, DB_AM_RDONLY); + if (LF_ISSET(DB_THREAD)) + F_SET(dbp, DB_AM_THREAD); + + /* Convert the dbinfo structure flags. */ if (dbinfo != NULL) { /* * !!! @@ -160,23 +166,6 @@ db_open(fname, type, flags, mode, dbenv, dbinfo, dbpp) F_SET(dbp, DB_RE_SNAPSHOT); } - /* Set based on the open(2) flags. */ - if (LF_ISSET(DB_RDONLY)) - F_SET(dbp, DB_AM_RDONLY); - - /* Check threading fields. */ - if (LF_ISSET(DB_THREAD)) { - if ((dbp->mutex = - (db_mutex_t *)malloc(sizeof(db_mutex_t))) == NULL) { - __db_err(dbenv, "%s", strerror(ENOMEM)); - ret = ENOMEM; - goto err; - } - __db_mutex_init(dbp->mutex, 0); - - F_SET(dbp, DB_AM_THREAD); - } - /* * Always set the master and initialize the queues, so we can * use these fields without checking the thread bit. @@ -190,7 +179,7 @@ db_open(fname, type, flags, mode, dbenv, dbinfo, dbpp) * Set based on the dbenv fields, although no logging or transactions * are possible for temporary files. */ - if (dbp->dbenv != NULL) { + if (dbenv != NULL) { if (dbenv->lk_info != NULL) F_SET(dbp, DB_AM_LOCKING); if (fname != NULL && dbenv->lg_info != NULL) @@ -274,8 +263,8 @@ open_retry: if (LF_ISSET(DB_CREATE)) { * sizes, we limit the default pagesize to 16K. */ if (dbp->pgsize == 0) { - if ((ret = __db_stat(dbp->dbenv, - real_name, fd, NULL, &io)) != 0) + if ((ret = + __db_stat(dbenv, real_name, fd, NULL, &io)) != 0) goto err; if (io < 512) io = 512; @@ -573,6 +562,15 @@ empty: /* 0, &pgcookie, dbp->lock.fileid, &dbp->mpf)) != 0) goto err; + /* + * XXX + * Truly spectacular layering violation. We need a per-thread mutex + * that lives in shared memory (thanks, HP-UX!) and so we acquire a + * pointer to the mpool one. + */ + if (F_ISSET(dbp, DB_AM_THREAD)) + dbp->mutexp = dbp->mpf->mutexp; + /* Get a log file id. */ if (F_ISSET(dbp, DB_AM_LOGGING) && (ret = log_register(dbenv->lg_info, @@ -672,7 +670,9 @@ db_close(dbp, flags) DB *tdbp; int ret, t_ret; - ret = 0; + /* Validate arguments. */ + if ((ret = __db_fchk(dbp->dbenv, "db_close", flags, DB_NOSYNC)) != 0) + return (ret); /* Sync the underlying file. */ if (!LF_ISSET(DB_NOSYNC) && @@ -685,10 +685,26 @@ db_close(dbp, flags) */ for (tdbp = LIST_FIRST(&dbp->handleq); tdbp != NULL; tdbp = LIST_NEXT(tdbp, links)) { - while ((dbc = TAILQ_FIRST(&tdbp->curs_queue)) != NULL) - if ((t_ret = dbc->c_close(dbc)) != 0 && ret == 0) - ret = t_ret; + switch (tdbp->type) { + case DB_BTREE: + if ((t_ret = + __bam_c_iclose(tdbp, dbc)) != 0 && ret == 0) + ret = t_ret; + break; + case DB_HASH: + if ((t_ret = + __ham_c_iclose(tdbp, dbc)) != 0 && ret == 0) + ret = t_ret; + break; + case DB_RECNO: + if ((t_ret = + __ram_c_iclose(tdbp, dbc)) != 0 && ret == 0) + ret = t_ret; + break; + default: + abort(); + } switch (tdbp->type) { case DB_BTREE: @@ -706,7 +722,6 @@ db_close(dbp, flags) default: abort(); } - } /* Sync the memory pool. */ @@ -722,10 +737,6 @@ db_close(dbp, flags) (t_ret = memp_close(dbp->mp)) != 0 && ret == 0) ret = t_ret; - /* Discard the mutex. */ - if (dbp->mutex != NULL) - FREE(dbp->mutex, sizeof(db_mutex_t)); - /* Discard the log file id. */ if (F_ISSET(dbp, DB_AM_LOGGING)) (void)log_unregister(dbp->dbenv->lg_info, dbp->log_fileid); diff --git a/db2/db/db_auto.c b/db2/db/db_auto.c index 4684f1a39f..6922504383 100644 --- a/db2/db/db_auto.c +++ b/db2/db/db_auto.c @@ -141,7 +141,7 @@ __db_addrem_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_addrem_read(dbtp->data, &argp)) != 0) + if ((ret = __db_addrem_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_addrem: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -331,7 +331,7 @@ __db_split_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_split_read(dbtp->data, &argp)) != 0) + if ((ret = __db_split_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_split: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -526,7 +526,7 @@ __db_big_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_big_read(dbtp->data, &argp)) != 0) + if ((ret = __db_big_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_big: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -693,7 +693,7 @@ __db_ovref_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_ovref_read(dbtp->data, &argp)) != 0) + if ((ret = __db_ovref_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_ovref: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -854,7 +854,7 @@ __db_relink_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_relink_read(dbtp->data, &argp)) != 0) + if ((ret = __db_relink_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_relink: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -1017,7 +1017,7 @@ __db_addpage_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_addpage_read(dbtp->data, &argp)) != 0) + if ((ret = __db_addpage_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_addpage: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -1192,7 +1192,7 @@ __db_debug_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_debug_read(dbtp->data, &argp)) != 0) + if ((ret = __db_debug_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_debug: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, @@ -1347,7 +1347,7 @@ __db_noop_print(notused1, dbtp, lsnp, notused3, notused4) notused3 = 0; notused4 = NULL; - if((ret = __db_noop_read(dbtp->data, &argp)) != 0) + if ((ret = __db_noop_read(dbtp->data, &argp)) != 0) return (ret); printf("[%lu][%lu]db_noop: rec: %lu txnid %lx prevlsn [%lu][%lu]\n", (u_long)lsnp->file, diff --git a/db2/db/db_conv.c b/db2/db/db_conv.c index 6608005b66..8eccc2e602 100644 --- a/db2/db/db_conv.c +++ b/db2/db/db_conv.c @@ -44,7 +44,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)db_conv.c 10.5 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)db_conv.c 10.7 (Sleepycat) 9/21/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -58,28 +58,34 @@ static const char sccsid[] = "@(#)db_conv.c 10.5 (Sleepycat) 9/3/97"; #include "db_swap.h" #include "db_am.h" -static int __db_convert __P((db_pgno_t, void *, int)); +static int __db_convert __P((db_pgno_t, void *, size_t, int)); /* - * __db_pgin, __db_pgout -- + * __db_pgin -- * - * PUBLIC: int __db_pgin __P((db_pgno_t, void *)); - * PUBLIC: int __db_pgout __P((db_pgno_t, void *)); + * PUBLIC: int __db_pgin __P((db_pgno_t, size_t, void *)); */ int -__db_pgin(pg, pp) +__db_pgin(pg, pagesize, pp) db_pgno_t pg; + size_t pagesize; void *pp; { - return (__db_convert(pg, pp, 1)); + return (__db_convert(pg, pp, pagesize, 1)); } +/* + * __db_pgout -- + * + * PUBLIC: int __db_pgout __P((db_pgno_t, size_t, void *)); + */ int -__db_pgout(pg, pp) +__db_pgout(pg, pagesize, pp) db_pgno_t pg; + size_t pagesize; void *pp; { - return (__db_convert(pg, pp, 0)); + return (__db_convert(pg, pp, pagesize, 0)); } /* @@ -87,19 +93,19 @@ __db_pgout(pg, pp) * Actually convert a page. */ static int -__db_convert(pg, pp, pgin) +__db_convert(pg, pp, pagesize, pgin) db_pgno_t pg; /* Unused, but left for the future. */ void *pp; + size_t pagesize; int pgin; { BINTERNAL *bi; BKEYDATA *bk; BOVERFLOW *bo; - HKEYDATA *hk; PAGE *h; RINTERNAL *ri; - db_indx_t i; - u_int8_t *p; + db_indx_t i, len, tmp; + u_int8_t *p, *end; h = pp; if (pgin) { @@ -118,24 +124,42 @@ __db_convert(pg, pp, pgin) if (pgin) M_16_SWAP(h->inp[i]); - hk = GET_HKEYDATA(h, i); - switch (hk->type) { + switch (HPAGE_TYPE(h, i)) { case H_KEYDATA: break; case H_DUPLICATE: + len = LEN_HKEYDATA(h, pagesize, i); + p = HKEYDATA_DATA(P_ENTRY(h, i)); + for (end = p + len; p < end;) { + if (pgin) { + P_16_SWAP(p); + memcpy(&tmp, + p, sizeof(db_indx_t)); + p += sizeof(db_indx_t); + } else { + memcpy(&tmp, + p, sizeof(db_indx_t)); + SWAP16(p); + } + p += tmp; + SWAP16(p); + } + break; + case H_OFFDUP: + p = HOFFPAGE_PGNO(P_ENTRY(h, i)); + SWAP32(p); /* pgno */ + break; case H_OFFPAGE: - p = (u_int8_t *)hk + sizeof(u_int8_t); - ++p; - SWAP32(p); /* tlen */ + p = HOFFPAGE_PGNO(P_ENTRY(h, i)); SWAP32(p); /* pgno */ - SWAP16(p); /* offset */ - SWAP16(p); /* len */ + SWAP32(p); /* tlen */ break; } - if (!pgin) - M_16_SWAP(h->inp[i]); } + if (!pgin) + for (i = 0; i < NUM_ENT(h); i++) + M_16_SWAP(h->inp[i]); break; case P_LBTREE: case P_LRECNO: diff --git a/db2/db/db_pr.c b/db2/db/db_pr.c index f86fd6770a..09d8057da4 100644 --- a/db2/db/db_pr.c +++ b/db2/db/db_pr.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)db_pr.c 10.16 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)db_pr.c 10.17 (Sleepycat) 9/15/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -184,7 +184,7 @@ __db_prbtree(dbp) BTMETA *mp; BTREE *t; DB_LOCK lock; - EPG *sp; + EPG *epg; FILE *fp; RECNO *rp; db_pgno_t i; @@ -230,8 +230,8 @@ __db_prbtree(dbp) (u_long)rp->re_emap, (u_long)rp->re_msize); } (void)fprintf(fp, "stack:"); - for (sp = t->bt_stack; sp < t->bt_sp; ++sp) - (void)fprintf(fp, " %lu", (u_long)sp->page->pgno); + for (epg = t->bt_stack; epg < t->bt_sp; ++epg) + (void)fprintf(fp, " %lu", (u_long)epg->page->pgno); (void)fprintf(fp, "\n"); (void)fprintf(fp, "ovflsize: %lu\n", (u_long)t->bt_ovflsize); (void)fflush(fp); @@ -367,20 +367,15 @@ __db_prpage(h, all) { BINTERNAL *bi; BKEYDATA *bk; - HKEYDATA *hkd; HOFFPAGE a_hkd; FILE *fp; RINTERNAL *ri; db_indx_t dlen, len, i; db_pgno_t pgno; - u_int8_t *p; int deleted, ret; const char *s; - - bi = NULL; /* XXX: Shut the compiler up. */ - bk = NULL; - hkd = NULL; - ri = NULL; + u_int8_t *ep, *hk, *p; + void *sp; fp = __db_prinit(NULL); @@ -450,22 +445,18 @@ __db_prpage(h, all) deleted = 0; switch (TYPE(h)) { case P_HASH: - hkd = GET_HKEYDATA(h, i); - break; case P_IBTREE: - bi = GET_BINTERNAL(h, i); - break; case P_IRECNO: - ri = GET_RINTERNAL(h, i); + sp = P_ENTRY(h, i); break; case P_LBTREE: - bk = GET_BKEYDATA(h, i); + sp = P_ENTRY(h, i); deleted = i % 2 == 0 && B_DISSET(GET_BKEYDATA(h, i + O_INDX)->type); break; case P_LRECNO: case P_DUPLICATE: - bk = GET_BKEYDATA(h, i); + sp = P_ENTRY(h, i); deleted = B_DISSET(GET_BKEYDATA(h, i)->type); break; default: @@ -478,11 +469,11 @@ __db_prpage(h, all) deleted ? "D" : " ", (u_long)i, (u_long)h->inp[i]); switch (TYPE(h)) { case P_HASH: - switch (hkd->type) { + hk = sp; + switch (HPAGE_PTYPE(hk)) { case H_OFFDUP: memcpy(&pgno, - (u_int8_t *)hkd + SSZ(HOFFDUP, pgno), - sizeof(db_pgno_t)); + HOFFDUP_PGNO(hk), sizeof(db_pgno_t)); fprintf(fp, "%4lu [offpage dups]\n", (u_long)pgno); break; @@ -499,7 +490,8 @@ __db_prpage(h, all) len = 1; fprintf(fp, "Duplicates:\n"); - for (p = hkd->data; p < hkd->data + len;) { + for (p = HKEYDATA_DATA(hk), + ep = p + len; p < ep;) { memcpy(&dlen, p, sizeof(db_indx_t)); p += sizeof(db_indx_t); fprintf(fp, "\t\t"); @@ -509,13 +501,13 @@ __db_prpage(h, all) break; case H_KEYDATA: if (i != 0) - __db_pr(hkd->data, + __db_pr(HKEYDATA_DATA(hk), LEN_HKEYDATA(h, 0, i)); else - fprintf(fp, "%s\n", hkd->data); + fprintf(fp, "%s\n", HKEYDATA_DATA(hk)); break; case H_OFFPAGE: - memcpy(&a_hkd, hkd, HOFFPAGE_SIZE); + memcpy(&a_hkd, hk, HOFFPAGE_SIZE); fprintf(fp, "overflow: total len: %4lu page: %4lu\n", (u_long)a_hkd.tlen, (u_long)a_hkd.pgno); @@ -523,6 +515,7 @@ __db_prpage(h, all) } break; case P_IBTREE: + bi = sp; fprintf(fp, "count: %4lu pgno: %4lu ", (u_long)bi->nrecs, (u_long)bi->pgno); switch (B_TYPE(bi->type)) { @@ -541,12 +534,14 @@ __db_prpage(h, all) } break; case P_IRECNO: + ri = sp; fprintf(fp, "entries %4lu pgno %4lu\n", (u_long)ri->nrecs, (u_long)ri->pgno); break; case P_LBTREE: case P_LRECNO: case P_DUPLICATE: + bk = sp; switch (B_TYPE(bk->type)) { case B_KEYDATA: __db_pr(bk->data, bk->len); @@ -582,13 +577,9 @@ __db_isbad(h, die) { BINTERNAL *bi; BKEYDATA *bk; - HKEYDATA *hkd; FILE *fp; db_indx_t i; - - bi = NULL; /* XXX: Shut the compiler up. */ - bk = NULL; - hkd = NULL; + int type; fp = __db_prinit(NULL); @@ -618,13 +609,13 @@ __db_isbad(h, die) } switch (TYPE(h)) { case P_HASH: - hkd = GET_HKEYDATA(h, i); - if (hkd->type != H_OFFDUP && - hkd->type != H_DUPLICATE && - hkd->type != H_KEYDATA && - hkd->type != H_OFFPAGE) { + type = HPAGE_TYPE(h, i); + if (type != H_OFFDUP && + type != H_DUPLICATE && + type != H_KEYDATA && + type != H_OFFPAGE) { fprintf(fp, "ILLEGAL HASH TYPE: %lu\n", - (u_long)hkd->type); + (u_long)type); goto bad; } break; diff --git a/db2/db/db_ret.c b/db2/db/db_ret.c index baf0665446..ee2bc82f87 100644 --- a/db2/db/db_ret.c +++ b/db2/db/db_ret.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)db_ret.c 10.6 (Sleepycat) 9/3/97"; +static const char sccsid[] = "@(#)db_ret.c 10.7 (Sleepycat) 9/15/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -46,18 +46,19 @@ __db_ret(dbp, h, indx, dbt, memp, memsize) HOFFPAGE ho; BOVERFLOW *bo; u_int32_t len; - void *data, *hk; + u_int8_t *hk; + void *data; switch (TYPE(h)) { case P_HASH: hk = P_ENTRY(h, indx); - if (((HKEYDATA *)hk)->type == H_OFFPAGE) { + if (HPAGE_PTYPE(hk) == H_OFFPAGE) { memcpy(&ho, hk, sizeof(HOFFPAGE)); return (__db_goff(dbp, dbt, ho.tlen, ho.pgno, memp, memsize)); } len = LEN_HKEYDATA(h, dbp->pgsize, indx); - data = ((HKEYDATA *)hk)->data; + data = HKEYDATA_DATA(hk); break; case P_DUPLICATE: case P_LBTREE: diff --git a/db2/db/db_thread.c b/db2/db/db_thread.c index e956e809d9..170baf5345 100644 --- a/db2/db/db_thread.c +++ b/db2/db/db_thread.c @@ -8,7 +8,7 @@ #include "config.h" #ifndef lint -static const char sccsid[] = "@(#)db_thread.c 8.11 (Sleepycat) 8/18/97"; +static const char sccsid[] = "@(#)db_thread.c 8.12 (Sleepycat) 9/23/97"; #endif /* not lint */ #ifndef NO_SYSTEM_INCLUDES @@ -42,7 +42,7 @@ __db_gethandle(dbp, am_func, dbpp) DB *ret_dbp; int ret, t_ret; - if ((ret = __db_mutex_lock((db_mutex_t *)dbp->mutex, -1, + if ((ret = __db_mutex_lock((db_mutex_t *)dbp->mutexp, -1, dbp->dbenv == NULL ? NULL : dbp->dbenv->db_yield)) != 0) return (ret); @@ -75,7 +75,7 @@ err: if (ret_dbp != NULL) FREE(ret_dbp, sizeof(*ret_dbp)); } if ((t_ret = - __db_mutex_unlock((db_mutex_t *)dbp->mutex, -1)) != 0 && ret == 0) + __db_mutex_unlock((db_mutex_t *)dbp->mutexp, -1)) != 0 && ret == 0) ret = t_ret; return (ret); } @@ -94,13 +94,13 @@ __db_puthandle(dbp) int ret; master = dbp->master; - if ((ret = __db_mutex_lock((db_mutex_t *)master->mutex, -1, + if ((ret = __db_mutex_lock((db_mutex_t *)master->mutexp, -1, dbp->dbenv == NULL ? NULL : dbp->dbenv->db_yield)) != 0) return (ret); LIST_INSERT_HEAD(&master->handleq, dbp, links); - return (__db_mutex_unlock((db_mutex_t *)master->mutex, -1)); + return (__db_mutex_unlock((db_mutex_t *)master->mutexp, -1)); } /* |