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 80 37 #define LOC_MAX_PARAM_STRING 80 38 #define LOC_MAX_PARAM_LINE (LOC_MAX_PARAM_NAME + LOC_MAX_PARAM_STRING) 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 *============================================================================*/ 55 typedef 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 72 extern "C" { 73 #endif 74 75 /*============================================================================= 76 * 77 * MODULE EXPORTED FUNCTIONS 78 * 79 *============================================================================*/ 80 void loc_read_conf(const char* conf_file_name, 81 loc_param_s_type* config_table, 82 uint32_t table_length); 83 int loc_read_conf_r(FILE *conf_fp, loc_param_s_type* config_table, 84 uint32_t table_length); 85 int 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