private static string CRC_Checksum(byte[] bData)
{
long crc = 0xb704ce;
byte[] bCRC = new byte[3];
for (int i = 0; i < bData.Length; i++)
{
crc = (crc << 8) ^ CRCTable[((crc >> 16) ^ bData[i]) & 0xff];
}
crc &= 0xffffff;
bCRC[0] = (byte)((crc & 0xFF0000) >> 16);
bCRC[1] = (byte)((crc & 0x00FF00) >> 8);
bCRC[2] = (byte)((crc & 0x0000FF));
return(Radix64.Encode(bCRC, false));
}
/// <summary>
/// Armors an OpenPGP Cleartextsignature.
/// </summary>
/// <param name="strMessage">The Message that has been signed. Note that it
/// must not be Dash Escaped before handing it to this function.</param>
/// <param name="bSignature">The OpenPGP signature of the given
/// message formated in binary.</param>
/// <returns>The armored OpenPGP cleartext signature.</returns>
public static string WrapCleatextSignature(string strMessage, byte[] bSignature)
{
return(WrapCleartextSignature(strMessage, Radix64.Encode(bSignature, true)));
}
/// <summary>
/// Armors a binary formated OpenPGP message.
/// </summary>
/// <param name="bKey">The OpenPGP message in binary form.</param>
/// <returns>Returns the armored OpenPGP message.</returns>
public static string WrapMessage(byte[] bMessage)
{
return(WrapMessage(Radix64.Encode(bMessage, true)));
}
/// <summary>
/// Armors an OpenPGP encoded public key.
/// </summary>
/// <param name="bKey">The public key encoded in OpenPGP format.</param>
/// <returns>Returns the armored public key.</returns>
public static string WrapPublicKey(byte[] bKey)
{
return(WrapPublicKey(Radix64.Encode(bKey, true)));
}