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-rw-r--r--utils/db1-ast/db/db.c103
1 files changed, 103 insertions, 0 deletions
diff --git a/utils/db1-ast/db/db.c b/utils/db1-ast/db/db.c
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+++ b/utils/db1-ast/db/db.c
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+/*-
+ * Copyright (c) 1991, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#if defined(LIBC_SCCS) && !defined(lint)
+static char sccsid[] = "@(#)db.c 8.4 (Berkeley) 2/21/94";
+#endif /* LIBC_SCCS and not lint */
+
+#include <sys/types.h>
+
+#include <errno.h>
+#include <fcntl.h>
+#include <stddef.h>
+#include <stdio.h>
+
+#include "../include/db.h"
+
+DB *
+dbopen(fname, flags, mode, type, openinfo)
+ const char *fname;
+ int flags, mode;
+ DBTYPE type;
+ const void *openinfo;
+{
+
+#define DB_FLAGS (DB_LOCK | DB_SHMEM | DB_TXN)
+#define USE_OPEN_FLAGS \
+ (O_CREAT | O_EXCL | O_EXLOCK | O_NONBLOCK | O_RDONLY | \
+ O_RDWR | O_SHLOCK | O_TRUNC)
+
+ if ((flags & ~(USE_OPEN_FLAGS | DB_FLAGS)) == 0)
+ switch (type) {
+ case DB_BTREE:
+ return (__bt_open(fname, flags & USE_OPEN_FLAGS,
+ mode, openinfo, flags & DB_FLAGS));
+ case DB_HASH:
+ return (__hash_open(fname, flags & USE_OPEN_FLAGS,
+ mode, openinfo, flags & DB_FLAGS));
+ case DB_RECNO:
+ return (__rec_open(fname, flags & USE_OPEN_FLAGS,
+ mode, openinfo, flags & DB_FLAGS));
+ }
+ errno = EINVAL;
+ return (NULL);
+}
+
+static int
+__dberr __P((void))
+{
+ return (RET_ERROR);
+}
+
+/*
+ * __DBPANIC -- Stop.
+ *
+ * Parameters:
+ * dbp: pointer to the DB structure.
+ */
+void
+__dbpanic(dbp)
+ DB *dbp;
+{
+ /* The only thing that can succeed is a close. */
+ dbp->del = (int (*)__P((const struct __db *,
+ const DBT *, u_int))) __dberr;
+ dbp->get = (int (*)__P((const struct __db *,
+ const DBT *, DBT *, u_int))) __dberr;
+ dbp->put = (int (*)__P((const struct __db *,
+ DBT *, const DBT *, u_int))) __dberr;
+ dbp->seq = (int (*)__P((const struct __db *,
+ DBT *, DBT *, u_int))) __dberr;
+ dbp->sync = (int (*)__P((const struct __db *, u_int))) __dberr;
+ dbp->fd = (int (*)__P((const struct __db *))) __dberr;
+}