include/ndbm.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 /*-
  26  * Copyright (c) 1990, 1993
  27  *      The Regents of the University of California.  All rights reserved.
  28  *
  29  * This code is derived from software contributed to Berkeley by
  30  * Margo Seltzer.
  31  *
  32  * Redistribution and use in source and binary forms, with or without
  33  * modification, are permitted provided that the following conditions
  34  * are met:
  35  * 1. Redistributions of source code must retain the above copyright
  36  *    notice, this list of conditions and the following disclaimer.
  37  * 2. Redistributions in binary form must reproduce the above copyright
  38  *    notice, this list of conditions and the following disclaimer in the
  39  *    documentation and/or other materials provided with the distribution.
  40  * 3. All advertising materials mentioning features or use of this software
  41  *    must display the following acknowledgement:
  42  *      This product includes software developed by the University of
  43  *      California, Berkeley and its contributors.
  44  * 4. Neither the name of the University nor the names of its contributors
  45  *    may be used to endorse or promote products derived from this software
  46  *    without specific prior written permission.
  47  *
  48  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  49  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  50  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  51  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  52  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  53  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  54  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  55  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  56  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  57  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  58  * SUCH DAMAGE.
  59  *
  60  *      @(#)ndbm.h      8.1 (Berkeley) 6/2/93
  61  */
  62
  63 #ifndef _NDBM_H_
  64 #define _NDBM_H_
  65
  66 #include <sys/cdefs.h>
  67 #include <_types.h>
  68
  69 #ifndef _MODE_T_DECLARED
  70 typedef __osx_mode_t    mode_t;
  71 #define _MODE_T_DECLARED
  72 #endif
  73
  74 #ifndef _BSD_SIZE_T_DEFINED_
  75 #define _BSD_SIZE_T_DEFINED_
  76 typedef __osx_size_t    size_t;
  77 #endif
  78
  79 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
  80 /* Map dbm interface onto db(3). */
  81 #include <fcntl.h>
  82 #define DBM_RDONLY      O_RDONLY
  83 #endif
  84
  85 /* Flags to dbm_store(). */
  86 #define DBM_INSERT      0
  87 #define DBM_REPLACE     1
  88
  89 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
  90 /*
  91  * The db(3) support for ndbm(3) always appends this suffix to the
  92  * file name to avoid overwriting the user's original database.
  93  */
  94 #define DBM_SUFFIX      ".db"
  95 #endif
  96
  97 typedef struct {
  98         void *dptr;
  99         size_t dsize;
 100 } datum;
 101
 102 typedef struct __db DBM;
 103 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
 104 #define dbm_pagfno(a)   DBM_PAGFNO_NOT_AVAILABLE
 105 #endif
 106
 107 __BEGIN_DECLS
 108 int      dbm_clearerr( DBM *);
 109 void     dbm_close(DBM *);
 110 int      dbm_delete(DBM *, datum);
 111 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
 112 int      dbm_dirfno(DBM *);
 113 #endif
 114 int      dbm_error( DBM *);
 115 datum    dbm_fetch(DBM *, datum);
 116 datum    dbm_firstkey(DBM *);
 117 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
 118 long     dbm_forder(DBM *, datum);
 119 #endif
 120 datum    dbm_nextkey(DBM *);
 121 DBM     *dbm_open(const char *, int, mode_t);
 122 int      dbm_store(DBM *, datum, datum, int);
 123 __END_DECLS
 124
 125 #endif /* !_NDBM_H_ */