for (byte_count = 0, token = strtok(input_arg, ":");
(byte_count < MAX_KEY_SIZE) && (token != NULL);
token = strtok(NULL, ":")) {
for (byte_count = 0, token = strtok(input_arg, ":");
(byte_count < MAX_KEY_SIZE) && (token != NULL);
token = strtok(NULL, ":")) {