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configparse.c
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configparse.c
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "configparse.h"
#include "debug.h"
int verbose_flag = 0;
int logging_flag = 0;
int eapol_flag = 0;
int eternal_flag = 0;
char *log_path;
char mode[10];
char bind_ip[20];
struct config drcom_config;
static int read_d_config(char *buf, int size);
static int read_p_config(char *buf, int size);
int config_parse(char *filepath) {
FILE *ptr_file;
char buf[100];
ptr_file = fopen(filepath, "r");
if (!ptr_file) {
printf("Failed to read config file.\n");
exit(1);
}
while (fgets(buf, sizeof(buf), ptr_file)) {
if (strcmp(mode, "dhcp") == 0) {
read_d_config(buf, sizeof(buf));
} else if (strcmp(mode, "pppoe") == 0) {
read_p_config(buf, sizeof(buf));
}
}
if (verbose_flag) {
printf("\n\n");
}
fclose(ptr_file);
return 0;
}
static int read_d_config(char *buf, int size) {
if (verbose_flag) {
printf("%s", buf);
}
char *delim = " ='\r\n";
char *delim2 = "\\x";
char *key;
char *value;
if (strlen(key = strtok(buf, delim))) {
value = strtok(NULL, delim);
}
drcom_config.keepalive1_mod = 0;
if (strcmp(key, "server") == 0) {
strcpy(drcom_config.server, value);
DEBUG_PRINT(("[PARSER_DEBUG]%s\n", drcom_config.server));
} else if (strcmp(key, "username") == 0) {
strcpy(drcom_config.username, value);
DEBUG_PRINT(("[PARSER_DEBUG]%s\n", drcom_config.username));
} else if (strcmp(key, "password") == 0) {
strcpy(drcom_config.password, value);
DEBUG_PRINT(("[PARSER_DEBUG]%s\n", drcom_config.password));
} else if (strcmp(key, "CONTROLCHECKSTATUS") == 0) {
value = strtok(value, delim2);
sscanf(value, "%02hhx", &drcom_config.CONTROLCHECKSTATUS);
DEBUG_PRINT(("[PARSER_DEBUG]0x%02x\n", drcom_config.CONTROLCHECKSTATUS));
} else if (strcmp(key, "ADAPTERNUM") == 0) {
value = strtok(value, delim2);
sscanf(value, "%02hhx", &drcom_config.ADAPTERNUM);
DEBUG_PRINT(("[PARSER_DEBUG]0x%02x\n", drcom_config.ADAPTERNUM));
} else if (strcmp(key, "host_ip") == 0) {
strcpy(drcom_config.host_ip, value);
DEBUG_PRINT(("[PARSER_DEBUG]%s\n", drcom_config.host_ip));
} else if (strcmp(key, "IPDOG") == 0) {
value = strtok(value, delim2);
sscanf(value, "%02hhx", &drcom_config.IPDOG);
DEBUG_PRINT(("[PARSER_DEBUG]0x%02x\n", drcom_config.IPDOG));
} else if (strcmp(key, "host_name") == 0) {
strcpy(drcom_config.host_name, value);
DEBUG_PRINT(("[PARSER_DEBUG]%s\n", drcom_config.host_name));
} else if (strcmp(key, "PRIMARY_DNS") == 0) {
strcpy(drcom_config.PRIMARY_DNS, value);
DEBUG_PRINT(("[PARSER_DEBUG]%s\n", drcom_config.PRIMARY_DNS));
} else if (strcmp(key, "dhcp_server") == 0) {
strcpy(drcom_config.dhcp_server, value);
DEBUG_PRINT(("[PARSER_DEBUG]%s\n", drcom_config.dhcp_server));
} else if (strcmp(key, "AUTH_VERSION") == 0) {
char *v1 = strtok(value, delim2);
char *v2 = strtok(NULL, delim2);
sscanf(v1, "%02hhx", v1);
sscanf(v2, "%02hhx", v2);
memcpy(&drcom_config.AUTH_VERSION[0], v1, 1);
memcpy(&drcom_config.AUTH_VERSION[1], v2, 1);
DEBUG_PRINT(("[PARSER_DEBUG]0x%02x\n", drcom_config.AUTH_VERSION[0]));
DEBUG_PRINT(("[PARSER_DEBUG]0x%02x\n", drcom_config.AUTH_VERSION[1]));
} else if (strcmp(key, "mac") == 0) {
char *delim3 = "x";
// strsep(&value, delim3);
value = strtok(value, delim3);
value = strtok(NULL, delim3);
sscanf(value, "%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx",
&drcom_config.mac[0],
&drcom_config.mac[1],
&drcom_config.mac[2],
&drcom_config.mac[3],
&drcom_config.mac[4],
&drcom_config.mac[5]);
#ifdef DEBUG
printf("[PARSER_DEBUG]0x");
for (int i = 0; i < 6; i++) {
printf("%02x", drcom_config.mac[i]);
}
printf("\n");
#endif
} else if (strcmp(key, "host_os") == 0) {
strcpy(drcom_config.host_os, value);
DEBUG_PRINT(("[PARSER_DEBUG]%s\n", drcom_config.host_os));
} else if (strcmp(key, "KEEP_ALIVE_VERSION") == 0) {
char *v1 = strtok(value, delim2);
char *v2 = strtok(NULL, delim2);
sscanf(v1, "%02hhx", v1);
sscanf(v2, "%02hhx", v2);
memcpy(&drcom_config.KEEP_ALIVE_VERSION[0], v1, 1);
memcpy(&drcom_config.KEEP_ALIVE_VERSION[1], v2, 1);
DEBUG_PRINT(("[PARSER_DEBUG]0x%02x\n", drcom_config.KEEP_ALIVE_VERSION[0]));
DEBUG_PRINT(("[PARSER_DEBUG]0x%02x\n", drcom_config.KEEP_ALIVE_VERSION[1]));
} else if (strcmp(key, "ror_version") == 0) {
if (strcmp(value, "True") == 0) {
drcom_config.ror_version = 1;
} else {
drcom_config.ror_version = 0;
}
DEBUG_PRINT(("\n[PARSER_DEBUG]\n%d\n", drcom_config.ror_version));
} else if (strcmp(key, "keepalive1_mod") == 0) {
if (strcmp(value, "True") == 0) {
drcom_config.keepalive1_mod = 1;
} else {
drcom_config.keepalive1_mod = 0;
}
DEBUG_PRINT(("\n[PARSER_DEBUG]\n%d\n", drcom_config.keepalive1_mod));
} else {
return 1;
}
return 0;
}
static int read_p_config(char *buf, int size) {
if (verbose_flag) {
printf("%s", buf);
}
char *delim = " ='\r\n";
char *delim2 = "\\x";
char *key;
char *value;
if (strlen(key = strtok(buf, delim))) {
value = strtok(NULL, delim);
}
if (strcmp(key, "server") == 0) {
strcpy(drcom_config.server, value);
DEBUG_PRINT(("[PARSER_DEBUG]%s\n", drcom_config.server));
} else if (strcmp(key, "pppoe_flag") == 0) {
value = strtok(value, delim2);
sscanf(value, "%02hhx", &drcom_config.pppoe_flag);
DEBUG_PRINT(("[PARSER_DEBUG]0x%02x\n", drcom_config.pppoe_flag));
} else if (strcmp(key, "keep_alive2_flag") == 0) {
value = strtok(value, delim2);
sscanf(value, "%02hhx", &drcom_config.keep_alive2_flag);
DEBUG_PRINT(("\n[PARSER_DEBUG]0x%02x\n", drcom_config.keep_alive2_flag));
} else {
return 1;
}
return 0;
}