/// <summary>
/// 在固定的位置读出固定长度的数据
/// </summary>
private static short IC_Read_hex(int icdev, int offset, int len, StringBuilder Databuffer)
{
Int16 result = 0;
result = Dcrf32.dc_authentication(icdev, pwd_mode, getSecNr(offset)); //校验第0套密码;
if (result != 0)
{
return(result);
}
result = Dcrf32.dc_read_hex(icdev, offset, Databuffer); //获取数据
return(result);
}
/// <summary>
/// 在固定的位置写入固定长度的数据
/// </summary>
private static short IC_Write(int icdev, int offset, int Length, byte[] Databuffer)
{
Int16 result = 0;
result = Dcrf32.dc_authentication(icdev, pwd_mode, getSecNr(offset)); //校验第0套密码;
if (result != 0)
{
return(result);
}
result = Dcrf32.dc_write(icdev, offset, Databuffer);
return(result);
}
/// <summary>
/// 在固定的位置写入固定长度的数据
/// </summary>
private static short IC_Write_hex(int icdev, int offset, int Length, string Databuffer)
{
Int16 result = 0;
result = Dcrf32.dc_authentication(icdev, pwd_mode, getSecNr(offset)); //校验第0套密码;
if (result != 0)
{
return(result);
}
string data = addZero(Databuffer, 32, true);
result = Dcrf32.dc_write_hex(icdev, offset, data);
return(result);
}
/// <summary>
/// 更改密码(0为更改成功)
/// </summary>
private static short IC_ChangePass(int icdev, int pwd_postion, int secnr_index, string oldPassWord, string newPassWord)
{
Int16 result = 0;
result = Dcrf32.dc_authentication(icdev, pwd_mode, secnr_index);
result = ICAccess.IC_CheckPass_4442hex(icdev, oldPassWord, secnr_index); //校验出厂密码
if (result != 0)
{
return(result);
}
string data = newPassWord + "FF078069" + newPassWord;
result = Dcrf32.dc_write_hex(icdev, pwd_postion, data);
return(result);
}
/// <summary>
/// 检查原始密码(不等于0为校验失败)
/// </summary>
private static short IC_CheckPass_4442hex(int icdev, string Password, int index = secnr_index)
{
Int16 result = 0;
ulong icCardNo = 0;
//B_ICPass = new byte[6] { 0x77, 0x88, 0x52, 0x01, 0x31, 0x45 };
for (int i = 0; i < 6; i++)
{
B_ICPass[i] = Convert.ToByte(Password.Substring(i * 2, 2), 16);
}
//B_ICPass = Encoding.ASCII.GetBytes(Password);
result = Dcrf32.dc_load_key(icdev, pwd_mode, index, B_ICPass); //密码加载到设备
result = Dcrf32.dc_card(icdev, pwd_mode, ref icCardNo); //读取卡号,校验之前必须调用
result = Dcrf32.dc_authentication(icdev, pwd_mode, index); //校验出厂密码
return(result);
}