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authorHidetoshi Shimokawa <simokawa@FreeBSD.org>1999-01-18 06:59:18 +0000
committerHidetoshi Shimokawa <simokawa@FreeBSD.org>1999-01-18 06:59:18 +0000
commit3ba3e2cc4b63fa16707f51e735e751e62dd9526e (patch)
tree2d073c94248fff7dcaa8a3b1356933e1dcd784db /contrib/global/lib/dbop.h
parent0823b5bf088ea8520ea23a0c424e4ecab62491d5 (diff)
Notes
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+/*
+ * Copyright (c) 1996, 1997, 1998 Shigio Yamaguchi. All rights reserved.
+ *
+ * Redilogibution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redilogibutions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redilogibutions 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 dilogibution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by Shigio Yamaguchi.
+ * 4. Neither the name of the author nor the names of any co-contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
+ *
+ * dbop.h 12-Nov-98
+ *
+ */
+#ifndef _DBOP_H_
+#define _DBOP_H_
+
+#include <sys/param.h>
+#include <db.h>
+
+#ifndef LITTLE_ENDIAN
+#define LITTLE_ENDIAN 1234
+#endif
+#ifndef BIG_ENDIAN
+#define BIG_ENDIAN 4321
+#endif
+
+#define MAXKEYLEN 300
+
+typedef struct {
+ DB *db; /* descripter of DB */
+ char dbname[MAXPATHLEN+1]; /* dbname */
+ char key[MAXKEYLEN+1]; /* key */
+ int keylen; /* key length */
+ char prev[MAXKEYLEN+1]; /* previous key value */
+ char *lastkey; /* the key of last located record */
+ char *lastdat; /* the data of last located record */
+ int openflags; /* flags of dbop_open() */
+ int ioflags; /* flags of dbop_first() */
+ int perm; /* file permission */
+} DBOP;
+
+/*
+ * openflags
+ */
+#define DBOP_DUP 1 /* allow duplicate records */
+#define DBOP_REMOVE 2 /* remove file when closed */
+/*
+ * ioflags
+ */
+#define DBOP_KEY 1 /* read key part */
+#define DBOP_PREFIX 2 /* prefixed read */
+
+#ifndef __P
+#if defined(__STDC__)
+#define __P(protos) protos
+#else
+#define __P(protos) ()
+#endif
+#endif
+
+DBOP *dbop_open __P((const char *, int, int, int));
+char *dbop_get __P((DBOP *, const char *));
+void dbop_put __P((DBOP *, const char *, const char *));
+void dbop_del __P((DBOP *, const char *));
+char *dbop_first __P((DBOP *, const char *, int));
+char *dbop_next __P((DBOP *));
+void dbop_close __P((DBOP *));
+#endif /* _DBOP_H_ */