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toolchain-gcc-arm-embedded/arm-none-eabi/include/ndbm.h

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  1. /*-

  2.  * SPDX-License-Identifier: BSD-3-Clause

  3.  *

  4.  * Copyright (c) 1990, 1993

  5.  *	The Regents of the University of California.  All rights reserved.

  6.  *

  7.  * This code is derived from software contributed to Berkeley by

  8.  * Margo Seltzer.

  9.  *

  10.  * Redistribution and use in source and binary forms, with or without

  11.  * modification, are permitted provided that the following conditions

  12.  * are met:

  13.  * 1. Redistributions of source code must retain the above copyright

  14.  *    notice, this list of conditions and the following disclaimer.

  15.  * 2. Redistributions in binary form must reproduce the above copyright

  16.  *    notice, this list of conditions and the following disclaimer in the

  17.  *    documentation and/or other materials provided with the distribution.

  18.  * 3. Neither the name of the University nor the names of its contributors

  19.  *    may be used to endorse or promote products derived from this software

  20.  *    without specific prior written permission.

  21.  *

  22.  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND

  23.  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

  24.  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

  25.  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE

  26.  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

  27.  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

  28.  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

  29.  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

  30.  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

  31.  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

  32.  * SUCH DAMAGE.

  33.  *

  34.  *	@(#)ndbm.h	8.1 (Berkeley) 6/2/93

  35.  * $FreeBSD$ : src/include/ndbm.h

  36.  *             Nov 20 19:45:28 2017 UTC by pfg

  37.  *             SVN Revision 326024

  38.  */

  39. 

  40. #ifndef _NDBM_H_

  41. #define	_NDBM_H_

  42. 

  43. /* #include <db.h> */

  44. 

  45. /*

  46.  * The above header-file is directly included in `newlib/libc/search/ndbm.c`

  47.  * as `db.h` is present in form of `db_local.h`, inside `newlib/libc/search`

  48.  * directory and not in `newlib/libc/include`.

  49.  * Necessary data-types are mentioned in form of forward-declarations

  50.  */

  51.    

  52. /* Map dbm interface onto db(3). */

  53. #define DBM_RDONLY	O_RDONLY

  54. 

  55. /* Flags to dbm_store(). */

  56. #define DBM_INSERT      0

  57. #define DBM_REPLACE     1

  58. 

  59. /*

  60.  * The db(3) support for ndbm always appends this suffix to the

  61.  * file name to avoid overwriting the user's original database.

  62.  */

  63. #define	DBM_SUFFIX	".db"

  64. 

  65. typedef struct {

  66. 	void *dptr;

  67. 	int dsize;	/* XXX Should be size_t according to 1003.1-2008. */

  68. } datum;

  69. 

  70. struct __db;      /* Forward-declaration */

  71. typedef struct __db DB;   /* Forward-declaration */

  72. typedef DB DBM;

  73. #define	dbm_pagfno(a)	DBM_PAGFNO_NOT_AVAILABLE

  74. 

  75. __BEGIN_DECLS

  76. int	 dbm_clearerr(DBM *);

  77. void	 dbm_close(DBM *);

  78. int	 dbm_delete(DBM *, datum);

  79. int	 dbm_error(DBM *);

  80. datum	 dbm_fetch(DBM *, datum);

  81. datum	 dbm_firstkey(DBM *);

  82. datum	 dbm_nextkey(DBM *);

  83. DBM	*dbm_open(const char *, int, mode_t);

  84. int	 dbm_store(DBM *, datum, datum, int);

  85. #if __BSD_VISIBLE

  86. int	 dbm_dirfno(DBM *);

  87. #endif

  88. __END_DECLS

  89. 

  90. #endif /* !_NDBM_H_ */