diff options
Diffstat (limited to 'db/ndbm.h')
| -rw-r--r-- | db/ndbm.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/db/ndbm.h b/db/ndbm.h new file mode 100644 index 0000000000..a545bca132 --- /dev/null +++ b/db/ndbm.h @@ -0,0 +1,77 @@ +/*- + * Copyright (c) 1990, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Margo Seltzer. + * + * 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. + * + * @(#)ndbm.h 8.1 (Berkeley) 6/2/93 + */ + +#ifndef _NDBM_H_ +#define _NDBM_H_ + +#include <db.h> + +/* Map dbm interface onto db(3). */ +#define DBM_RDONLY O_RDONLY + +/* Flags to dbm_store(). */ +#define DBM_INSERT 0 +#define DBM_REPLACE 1 + +/* + * The db(3) support for ndbm(3) always appends this suffix to the + * file name to avoid overwriting the user's original database. + */ +#define DBM_SUFFIX ".db" + +typedef struct { + char *dptr; + int dsize; +} datum; + +typedef DB DBM; +#define dbm_pagfno(a) DBM_PAGFNO_NOT_AVAILABLE + +__BEGIN_DECLS +void dbm_close __P((DBM *)); +int dbm_delete __P((DBM *, datum)); +datum dbm_fetch __P((DBM *, datum)); +datum dbm_firstkey __P((DBM *)); +long dbm_forder __P((DBM *, datum)); +datum dbm_nextkey __P((DBM *)); +DBM *dbm_open __P((const char *, int, int)); +int dbm_store __P((DBM *, datum, datum, int)); +int dbm_dirfno __P((DBM *)); +__END_DECLS + +#endif /* !_NDBM_H_ */ |