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76 lines
2.6 KiB
C
76 lines
2.6 KiB
C
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/*-
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Margo Seltzer.
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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. ***REMOVED*** - see
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* ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
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* 4. 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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* @(#)ndbm.h 8.1 (Berkeley) 6/2/93
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*/
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#ifndef _NDBM_H_
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#define _NDBM_H_
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#include "mcom_db.h"
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/* Map dbm interface onto db(3). */
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#define DBM_RDONLY O_RDONLY
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/* Flags to dbm_store(). */
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#define DBM_INSERT 0
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#define DBM_REPLACE 1
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/*
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* The db(3) support for ndbm(3) always appends this suffix to the
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* file name to avoid overwriting the user's original database.
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*/
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#define DBM_SUFFIX ".db"
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typedef struct {
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char *dptr;
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int dsize;
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} datum;
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typedef DB DBM;
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#define dbm_pagfno(a) DBM_PAGFNO_NOT_AVAILABLE
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__BEGIN_DECLS
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void dbm_close (DBM *);
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int dbm_delete (DBM *, datum);
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datum dbm_fetch (DBM *, datum);
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datum dbm_firstkey (DBM *);
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long dbm_forder (DBM *, datum);
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datum dbm_nextkey (DBM *);
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DBM *dbm_open (const char *, int, int);
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int dbm_store (DBM *, datum, datum, int);
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int dbm_dirfno (DBM *);
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__END_DECLS
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#endif /* !_NDBM_H_ */
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