120 lines
2.3 KiB
C
120 lines
2.3 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include <errno.h>
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#include "config.h"
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struct config_symbol {
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char* name;
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char* value;
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};
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static struct config_symbol config[] = {
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{"RTMP_HOST", NULL},
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{"RTMP_PORT", NULL},
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{"RTMP_APP", NULL},
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{"CAM_COMMANDER_HOST", NULL},
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{"CAM_COMMANDER_PORT", NULL},
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{"SERIAL_NUMBER", NULL},
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{"PRODUCT_KEY", NULL},
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{NULL, NULL}
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};
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int config_set(char* name, char* value) {
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unsigned int i;
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for(i = 0; config[i].name != NULL; i++) {
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if(!strcmp(config[i].name, name)) {
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size_t value_size = strlen(value);
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if(config[i].value == NULL) {
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if((config[i].value = malloc(value_size + 1)) == NULL) {
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fprintf(stderr, "error malloc()\n");
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exit(-1);
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}
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} else {
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if((config[i].value = realloc(config[i].value, value_size + 1)) == NULL) {
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fprintf(stderr, "error realloc()\n");
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exit(-1);
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}
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}
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strcpy(config[i].value, value);
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return 0;
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}
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}
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return -1;
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}
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void config_free() {
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unsigned int i;
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for(i = 0; config[i].name != NULL; i++) {
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if(config[i].value != NULL) {
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free(config[i].value);
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config[i].value = NULL;
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}
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}
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}
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char* config_get(char* name) {
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unsigned int i;
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for(i = 0; config[i].name != NULL; i++) {
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if(!strcmp(config[i].name, name)) {
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return config[i].value;
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}
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}
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return NULL;
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}
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int config_check_values() {
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unsigned int i;
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int ret = 0;
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for(i = 0; config[i].name != NULL; i++) {
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if(config[i].value == NULL) {
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fprintf(stderr, "[CameraManager] (error) : The configuration variable <%s> is not set\n", config[i].name);
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ret = -1;
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}
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}
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return ret;
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}
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void config_load_default_values() {
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config_free();
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config_set("RTMP_PORT", "1935");
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config_set("CAM_COMMANDER_PORT", "41551");
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}
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int config_load_from_file(char* path) {
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char tmp_name[256];
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char tmp_value[256];
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int c;
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int scan;
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FILE* file;
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printf("[CameraManager] : Load configuration from file <%s>...", path);
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file = fopen(path, "r");
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if(file == NULL) {
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printf("Failed\n");
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perror("config_load_from_file");
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return -1;
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}
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do {
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scan = fscanf(file, "%[A-Za-z0-9_]=%s", tmp_name, tmp_value);
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if(scan == 2) {
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config_set(tmp_name, tmp_value);
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} else if(scan == EOF) {
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break;
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}
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do {
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c = fgetc(file);
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} while(c != EOF && c != '\n');
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} while(!feof(file));
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fclose(file);
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printf("Success\n");
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return 0;
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}
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