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Diffstat (limited to 'contrib/global/lib/dbio.h')
| -rw-r--r-- | contrib/global/lib/dbio.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/contrib/global/lib/dbio.h b/contrib/global/lib/dbio.h new file mode 100644 index 0000000..bc0abf4 --- /dev/null +++ b/contrib/global/lib/dbio.h @@ -0,0 +1,89 @@ +/* + * Copyright (c) 1996, 1997 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. + * + * dbio.h 14-Dec-97 + * + */ +#ifndef _DBIO_H_ +#define _DBIO_H_ + +#include <db.h> +#include <sys/param.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 db_open() */ + int ioflags; /* flags of db_first() */ + int perm; /* file permission */ +} DBIO; + +/* + * openflags + */ +#define DBIO_DUP 1 /* allow duplicate records */ +#define DBIO_REMOVE 2 /* remove file when closed */ +/* + * ioflags + */ +#define DBIO_KEY 1 /* read key part */ +#define DBIO_PREFIX 2 /* prefixed read */ +#define DBIO_SKIPMETA 4 /* skip META record */ + +#ifndef __P +#if defined(__STDC__) +#define __P(protos) protos +#else +#define __P(protos) () +#endif +#endif + +DBIO *db_open __P((char *, int, int, int)); +char *db_get __P((DBIO *, char *)); +void db_put __P((DBIO *, char *, char *)); +void de_del __P((DBIO *, char *)); +char *db_first __P((DBIO *, char *, int)); +char *db_next __P((DBIO *)); +void db_close __P((DBIO *)); +#endif /* _DBIO_H_ */ |
