GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libc/db/db/db.c Lines: 0 18 0.0 %
Date: 2017-11-13 Branches: 0 10 0.0 %

Line Branch Exec Source
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/*	$OpenBSD: db.c,v 1.13 2015/09/05 11:28:35 guenther Exp $	*/
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/*-
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 * Copyright (c) 1991, 1993
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 *	The Regents of the University of California.  All rights reserved.
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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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#include <sys/types.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <db.h>
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static int __dberr(void);
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DB *
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dbopen(const char *fname, int flags, int mode, DBTYPE type,
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    const void *openinfo)
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{
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#define	DB_FLAGS	(DB_LOCK | DB_SHMEM | DB_TXN)
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#define	USE_OPEN_FLAGS							\
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	(O_CREAT | O_EXCL | O_EXLOCK | O_NOFOLLOW | O_NONBLOCK | 	\
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	 O_ACCMODE | O_SHLOCK | O_SYNC | O_TRUNC)
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	if (((flags & O_ACCMODE) == O_RDONLY || (flags & O_ACCMODE) == O_RDWR)
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	    && (flags & ~(USE_OPEN_FLAGS | DB_FLAGS)) == 0)
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		switch (type) {
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		case DB_BTREE:
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			return (__bt_open(fname, flags & USE_OPEN_FLAGS,
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			    mode, openinfo, flags & DB_FLAGS));
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		case DB_HASH:
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			return (__hash_open(fname, flags & USE_OPEN_FLAGS,
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			    mode, openinfo, flags & DB_FLAGS));
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		case DB_RECNO:
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			return (__rec_open(fname, flags & USE_OPEN_FLAGS,
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			    mode, openinfo, flags & DB_FLAGS));
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		}
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	errno = EINVAL;
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	return (NULL);
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}
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DEF_WEAK(dbopen);
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static int
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__dberr(void)
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{
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	return (RET_ERROR);
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}
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/*
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 * __DBPANIC -- Stop.
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 *
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 * Parameters:
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 *	dbp:	pointer to the DB structure.
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 */
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void
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__dbpanic(DB *dbp)
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{
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	/* The only thing that can succeed is a close. */
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	dbp->del = (int (*)(const struct __db *, const DBT*, u_int))__dberr;
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	dbp->fd = (int (*)(const struct __db *))__dberr;
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	dbp->get = (int (*)(const struct __db *, const DBT*, DBT *, u_int))__dberr;
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	dbp->put = (int (*)(const struct __db *, DBT *, const DBT *, u_int))__dberr;
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	dbp->seq = (int (*)(const struct __db *, DBT *, DBT *, u_int))__dberr;
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	dbp->sync = (int (*)(const struct __db *, u_int))__dberr;
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}