internal SymmetricAlgorithm GetProvider(Encryption.CryptoProvider provider)
{
switch (provider)
{
case Encryption.CryptoProvider.DES:
return(new DESCryptoServiceProvider());
case Encryption.CryptoProvider.RC2:
return(new RC2CryptoServiceProvider());
case Encryption.CryptoProvider.TripleDES:
return(new TripleDESCryptoServiceProvider());
default:
return(null);
}
}
public string Encryption(string sStr)
{
var uTF = Encoding.UTF8;
Encryption.CryptoProvider defaultProvider = ColtSmart.Encrypt.Encryption.CryptoProvider.TripleDES;
var encryption = new Encryption(this.sKey, defaultProvider);
string text = encryption.Encrypt(sStr);
byte[] bytes = uTF.GetBytes(text);
text = "";
byte[] array = bytes;
for (int i = 0; i < array.Length; i++)
{
byte b = array[i];
string text2 = string.Format("{0:X2}", b);
text += text2;
}
return(text);
}
public string Decryption(string sStr)
{
int i = 0;
Encoding uTF = Encoding.UTF8;
byte[] array = new byte[sStr.Length / 2];
char[] array2 = sStr.ToCharArray();
while (i < sStr.Length)
{
array[i / 2] = Convert.ToByte(Uri.FromHex(array2[i]) * 16 + Uri.FromHex(array2[i + 1]));
i += 2;
}
char[] array3 = new char[uTF.GetCharCount(array, 0, array.Length)];
uTF.GetChars(array, 0, array.Length, array3, 0);
string encryptedString = new string(array3);
Encryption.CryptoProvider defaultProvider = ColtSmart.Encrypt.Encryption.CryptoProvider.TripleDES;
var encryption = new Encryption(this.sKey, defaultProvider);
return(encryption.Decrypt(encryptedString));
}
public Encryption(string defaultKey, Encryption.CryptoProvider defaultProvider) : this(defaultKey)
{
this.provider = defaultProvider;
}
public Encryption(Encryption.CryptoProvider defaultProvider) : this()
{
this.provider = defaultProvider;
}
