/******************************************************************************
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*
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* Copyright (C) 2009-2012 Xradio Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/******************************************************************************
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*
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* Filename: conf.c
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*
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* Description: Contains functions to conduct run-time module configuration
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* based on entries present in the .conf file
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*
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******************************************************************************/
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#define LOG_TAG "bt_vnd_conf"
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#include <utils/Log.h>
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#include <string.h>
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#include <stdio.h>
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#include "bt_vendor_xr.h"
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/******************************************************************************
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** Externs
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******************************************************************************/
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extern int userial_set_bandrate(char *p_conf_name, char *p_conf_value, int param);
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/******************************************************************************
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** Local type definitions
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******************************************************************************/
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#define CONF_COMMENT '#'
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#define CONF_DELIMITERS " =\n\r\t"
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#define CONF_VALUES_DELIMITERS "=\n\r\t"
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#define CONF_MAX_LINE_LEN 255
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typedef int (conf_action_t)(char *p_conf_name, char *p_conf_value, int param);
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typedef struct {
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const char *conf_entry;
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conf_action_t *p_action;
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int param;
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} conf_entry_t;
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/******************************************************************************
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** Static variables
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******************************************************************************/
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/*
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* Current supported entries and corresponding action functions
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*/
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static const conf_entry_t conf_table[] = {
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{"Uartbandrate", userial_set_bandrate, 0},
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{(const char *) NULL, NULL, 0}
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};
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/*****************************************************************************
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** CONF INTERFACE FUNCTIONS
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*****************************************************************************/
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/*******************************************************************************
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**
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** Function vnd_load_conf
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**
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** Description Read conf entry from p_path file one by one and call
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** the corresponding config function
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**
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** Returns None
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**
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*******************************************************************************/
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void vnd_load_conf(const char *p_path)
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{
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FILE *p_file;
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char *p_name;
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char *p_value;
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conf_entry_t *p_entry;
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char line[CONF_MAX_LINE_LEN+1]; /* add 1 for \0 char */
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ALOGI("Attempt to load conf from %s", p_path);
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if ((p_file = fopen(p_path, "r")) != NULL) {
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/* read line by line */
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while (fgets(line, CONF_MAX_LINE_LEN + 1, p_file) != NULL) {
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if (line[0] == CONF_COMMENT)
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continue;
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p_name = strtok(line, CONF_DELIMITERS);
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if (NULL == p_name)
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continue;
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p_value = strtok(NULL, CONF_DELIMITERS);
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if (NULL == p_value) {
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ALOGW("vnd_load_conf: missing value for name: %s", p_name);
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continue;
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}
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p_entry = (conf_entry_t *)conf_table;
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while (p_entry->conf_entry != NULL) {
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if (strcmp(p_entry->conf_entry, (const char *)p_name) == 0) {
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p_entry->p_action(p_name, p_value, p_entry->param);
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break;
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}
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p_entry++;
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}
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}
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fclose(p_file);
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} else {
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ALOGI("vnd_load_conf file >%s< not found", p_path);
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}
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}
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