public static VerifyMachineCode_DES GetEncode_DES()
{
VerifyMachineCode_DES ret = new VerifyMachineCode_DES();
string str1 = ReadSystemHardDeviceParam.GetHardDisk_SerialNumber().Trim();
string str2 = ReadSystemHardDeviceParam.GetCPU_SerialNumber().Trim();
string str3 = ReadSystemHardDeviceParam.GetMacAddrs().Trim();
string str4 = ReadSystemHardDeviceParam.GetMasterBoard_SerialNumber().Trim();
byte[] b1 = Encoding.ASCII.GetBytes(str1);
byte[] b2 = Encoding.ASCII.GetBytes(str2);
byte[] b3 = Encoding.ASCII.GetBytes(str3);
byte[] b4 = Encoding.ASCII.GetBytes(str4);
byte[] ID = new byte[8];
for (int i = 0; i < 8; i++)
{
try
{
ID[i] = (byte)(b1[i] ^ b2[i] ^ b3[i] ^ b4[i]);
}
catch// (System.Exception ex)
{
ID[i] = (byte)'w';
}
}
lcyHashCal lcy = new lcyHashCal();
byte[] Encode = lcy.HashCal(ID, lcyNum);
DESCrypto des = new DESCrypto();
ret.ID = des.EncryptString(StringsFunction.byteToHexStr(ID, ""), "wfMaCovf", "Machincd");
ret.Encode = des.EncryptString(StringsFunction.byteToHexStr(Encode, ""), "wfMaCovf", "Machincd");
return(ret);
}
public static bool CheckEncode_DES(VerifyMachineCode_DES vc)
{
lcyHashCal lcy = new lcyHashCal();
DESCrypto des = new DESCrypto();
byte[] ID = StringsFunction.strToHexByte(des.DecryptString(vc.ID, "wfMaCovf", "Machincd"), "");
byte[] x = lcy.HashCal(ID, lcyNum);
byte[] Encode = StringsFunction.strToHexByte(des.DecryptString(vc.Encode, "wfMaCovf", "Machincd"), "");
for (int i = 0; i < 8; i++)
{
if (x[i] != Encode[i])
{
return(false);
}
}
return(true);
}
