1/* Copyright (c) 2011-2014, The Linux Foundation. All rights reserved.
2 *
3 * Redistribution and use in source and binary forms, with or without
4 * modification, are permitted provided that the following conditions are
5 * met:
6 *     * Redistributions of source code must retain the above copyright
7 *       notice, this list of conditions and the following disclaimer.
8 *     * Redistributions in binary form must reproduce the above
9 *       copyright notice, this list of conditions and the following
10 *       disclaimer in the documentation and/or other materials provided
11 *       with the distribution.
12 *     * Neither the name of The Linux Foundation, nor the names of its
13 *       contributors may be used to endorse or promote products derived
14 *       from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
23 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
25 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
26 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 */
29
30#ifndef LOC_CFG_H
31#define LOC_CFG_H
32
33#include <stdio.h>
34#include <stdint.h>
35
36#define LOC_MAX_PARAM_NAME                 48
37#define LOC_MAX_PARAM_STRING               80
38#define LOC_MAX_PARAM_LINE                 80
39
40#define UTIL_UPDATE_CONF(conf_data, len, config_table) \
41    loc_update_conf((conf_data), (len), (config_table), \
42                    sizeof(config_table) / sizeof(config_table[0]))
43
44#define UTIL_READ_CONF_DEFAULT(filename) \
45    loc_read_conf((filename), NULL, 0);
46
47#define UTIL_READ_CONF(filename, config_table) \
48    loc_read_conf((filename), (config_table), sizeof(config_table) / sizeof(config_table[0]))
49
50/*=============================================================================
51 *
52 *                        MODULE TYPE DECLARATION
53 *
54 *============================================================================*/
55typedef struct
56{
57  char                           param_name[LOC_MAX_PARAM_NAME];
58  void                          *param_ptr;
59  uint8_t                       *param_set;   /* was this value set by config file? */
60  char                           param_type;  /* 'n' for number,
61                                                 's' for string,
62                                                 'f' for float */
63} loc_param_s_type;
64
65/*=============================================================================
66 *
67 *                          MODULE EXTERNAL DATA
68 *
69 *============================================================================*/
70
71#ifdef __cplusplus
72extern "C" {
73#endif
74
75/*=============================================================================
76 *
77 *                       MODULE EXPORTED FUNCTIONS
78 *
79 *============================================================================*/
80void loc_read_conf(const char* conf_file_name,
81                   loc_param_s_type* config_table,
82                   uint32_t table_length);
83int loc_read_conf_r(FILE *conf_fp, loc_param_s_type* config_table,
84                    uint32_t table_length);
85int loc_update_conf(const char* conf_data, int32_t length,
86                    loc_param_s_type* config_table, uint32_t table_length);
87#ifdef __cplusplus
88}
89#endif
90
91#endif /* LOC_CFG_H */
92