int main(int argc, char *argv[]) {
    const char* deviceID = "191777";

    LmServer_Login("xxx.xxx.xxx.xxx", 1000, "XXX", "xxx");
    LmServer_SetReceiveTimeout(3000);

    char *buffer_status = new char[100];
    LmServer_QueryCardStatus(NULL, buffer_status, 100);
    std::printf("card status %s \n", buffer_status);

    auto commData = CP5200_CommData_Create(COMMDATA_TYPE_GPRS, 0x1, atoi(deviceID));
    CP5200_CommData_SetParam(commData, 1, deviceID);

    unsigned char send_buffer[4096] = {0};
    auto make_req_pack_size = CP5200_MakeGetFreeSpaceData(commData, &send_buffer[0], sizeof(send_buffer));
    std::printf("CP5200_MakeGetFreeSpaceData make_req_pack_size : %d \n", make_req_pack_size);
    print_array(send_buffer, make_req_pack_size);

    int lock_res = LmServer_LockCard(deviceID);
    std:printf("lock result : %d\n", lock_res);

    int send_result = LmServer_SendCommPacket(deviceID, COMM_TYPE_GPRS, send_buffer, make_req_pack_size);
    std::printf("send_result = %d\n", send_result);

    unsigned char recieve_buffer[1000] = {0};
    int recieve_result = LmServer_RecvCommPacket(recieve_buffer, sizeof(recieve_buffer));
    std::printf("recieve_result = %d \n", recieve_result);
    print_array(recieve_buffer, recieve_result);

    unsigned char buffer_to_parse[200] = {0};
    int parse_res = CP5200_ParseGetFreeSpaceRet(commData, recieve_buffer, recieve_result);
    std::printf("CP5200_ParseGetFreeSpaceRet result of parsing %d\n", parse_res);

    LmServer_UnLockCard(deviceID);
    LmServer_Logout();
    return 0;
}