public static string decryptString(string Value, byte[] Key, byte[] IV, stringIOType inputType, Encoding outputEncoding)
{
try
{
Monitor.Enter(_lock);
byte[] baseValue;
switch (inputType)
{
case stringIOType.base64EncodedString:
baseValue = Convert.FromBase64String(Value);
break;
case stringIOType.HexEncodedString:
baseValue = HexStringToByteArray(Value);
break;
default:
baseValue = Convert.FromBase64String(Value);
break;
}
return(outputEncoding.GetString(decryptBytes(baseValue, Key, IV)));
}
finally
{
Monitor.Exit(_lock);
}
}
public static string encryptString(string Value, string PassPhrase, Encoding PassPhraseEncoding, Encoding inputEncoding, stringIOType outputType)
{
try
{
Monitor.Enter(_lock);
return(encryptString(Value, getKeyFromPassPhrase(PassPhrase, PassPhraseEncoding), getIVFromPassPhrase(PassPhrase, PassPhraseEncoding), inputEncoding, outputType));
}
finally
{
Monitor.Exit(_lock);
}
}
public static string encryptString(string Value, byte[] Key, byte[] IV, Encoding inputEncoding, stringIOType outputType)
{
try
{
Monitor.Enter(_lock);
byte[] baseValue = (byte[])Array.CreateInstance(typeof(byte), inputEncoding.GetByteCount(Value));
baseValue = inputEncoding.GetBytes(Value);
switch (outputType)
{
case stringIOType.base64EncodedString:
return(Convert.ToBase64String(encryptBytes(baseValue, Key, IV)));
case stringIOType.HexEncodedString:
return(ByteArrayToHexString(encryptBytes(baseValue, Key, IV)));
default:
return(Convert.ToBase64String(encryptBytes(baseValue, Key, IV)));
}
}
finally
{
Monitor.Exit(_lock);
}
}
