b6cbf7203b
This patch imports the unmodified current version of NetBSD libc. The NetBSD includes are in /nbsd_include, while the libc code itself is split between lib/nbsd_libc and common/lib/libc.
115 lines
3 KiB
C
115 lines
3 KiB
C
/* $NetBSD: ndbm.c,v 1.23 2008/09/11 12:58:00 joerg Exp $ */
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/* from: NetBSD: ndbm.c,v 1.18 2004/04/27 20:03:45 kleink Exp */
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/*-
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Margo Seltzer.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#if HAVE_NBTOOL_CONFIG_H
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#include "nbtool_config.h"
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#endif
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#include <sys/cdefs.h>
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__RCSID("$NetBSD: ndbm.c,v 1.23 2008/09/11 12:58:00 joerg Exp $");
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/*
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* This package provides a dbm compatible interface to the new hashing
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* package described in db(3).
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*/
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#include "namespace.h"
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#include <sys/param.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <string.h>
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#include <ndbm.h>
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#include "hash.h"
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/*
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* Returns:
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* *DBM on success
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* NULL on failure
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*/
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DBM *
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dbm_open(const char *file, int flags, mode_t mode)
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{
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HASHINFO info;
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char path[MAXPATHLEN];
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info.bsize = 4096;
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info.ffactor = 40;
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info.nelem = 1;
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info.cachesize = 0;
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info.hash = NULL;
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info.lorder = 0;
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(void)strncpy(path, file, sizeof(path) - 1);
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(void)strncat(path, DBM_SUFFIX, sizeof(path) - strlen(path) - 1);
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if ((flags & O_ACCMODE) == O_WRONLY) {
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flags &= ~O_WRONLY;
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flags |= O_RDWR;
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}
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return ((DBM *)__hash_open(path, flags, mode, &info, 0));
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}
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void
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dbm_close(DBM *db)
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{
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(void)(db->close)(db);
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}
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int
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dbm_error(DBM *db)
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{
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HTAB *hp;
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hp = db->internal;
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return (hp->err);
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}
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int
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dbm_clearerr(DBM *db)
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{
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HTAB *hp;
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hp = db->internal;
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hp->err = 0;
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return (0);
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}
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int
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dbm_dirfno(DBM *db)
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{
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HTAB *hp;
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hp = db->internal;
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return hp->fp;
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}
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