src/common/config/ini.h

   1 /*
   2  * inih -- simple .INI file parser
   3  *
   4  * The "inih" library is distributed under the New BSD license:
   5  *
   6  * Copyright (C) 2009 Brush Technology - All rights reserved.
   7  *
   8  * SPDX-License-Identifier: BSD-3-Clause
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions are met:
  12  *
  13  *     * Redistributions of source code must retain the above copyright notice,
  14  *     this list of conditions and the following disclaimer.
  15  *     * 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  *     * Neither the name of Brush Technology 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 BRUSH TECHNOLOGY ''AS IS'' AND ANY EXPRESS OR
  23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  24  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
  25  * EVENT SHALL BRUSH TECHNOLOGY BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  27  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  28  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  29  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  30  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  31  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  *
  33  * http://code.google.com/p/inih/
  34  */
  35
  36 #ifndef __INI_H__
  37 #define __INI_H__
  38
  39 /* Make this header file easier to include in C++ code */
  40 #ifdef __cplusplus
  41 extern "C" {
  42 #endif
  43
  44 #include <stdio.h>
  45
  46 typedef int (*ini_entry_handler)(void *, const char *, const char *,
  47                 const char *);
  48
  49 /*
  50  * Parse given INI-style file. May have [section]s, name=value pairs
  51  * (whitespace stripped), and comments starting with ';' (semicolon). Section
  52  * is "" if name=value pair parsed before any section heading. name:value
  53  * pairs are also supported as a concession to Python's ConfigParser.
  54  *
  55  * For each name=value pair parsed, call handler function with given user
  56  * pointer as well as section, name, and value (data only valid for duration
  57  * of handler call). Handler should return zero on success, < 0 on error.
  58  *
  59  * Returns 0 on success, line number of first error on parse error (doesn't
  60  * stop on first error), -1 on file open error, or -2 on memory allocation
  61  * error (only when INI_USE_STACK is zero).
  62  */
  63 int ini_parse(const char *filename, ini_entry_handler handler, void *user);
  64
  65 /*
  66  * Same as ini_parse(), but takes a FILE* instead of filename. This doesn't
  67  * close the file when it's finished -- the caller must do that.
  68  */
  69 int ini_parse_file(FILE *file, ini_entry_handler handler, void *user);
  70
  71 /*
  72  * Nonzero to allow multi-line value parsing, in the style of Python's
  73  * ConfigParser. If allowed, ini_parse() will call the handler with the same
  74  * name for each subsequent line parsed.
  75  */
  76 #ifndef INI_ALLOW_MULTILINE
  77 #define INI_ALLOW_MULTILINE 1
  78 #endif
  79
  80 /*
  81  * Nonzero to allow a UTF-8 BOM sequence (0xEF 0xBB 0xBF) at the start of
  82  * the file. See http://code.google.com/p/inih/issues/detail?id=21
  83  */
  84 #ifndef INI_ALLOW_BOM
  85 #define INI_ALLOW_BOM 1
  86 #endif
  87
  88 /* Nonzero to use stack, zero to use heap (malloc/free). */
  89 #ifndef INI_USE_STACK
  90 #define INI_USE_STACK 1
  91 #endif
  92
  93 /* Maximum line length for any line in INI file. */
  94 #ifndef INI_MAX_LINE
  95 #define INI_MAX_LINE 200
  96 #endif
  97
  98 #ifdef __cplusplus
  99 }
 100 #endif
 101
 102 #endif /* __INI_H__ */