protected int TakeAction(IKeySet keyset, Stream inStream, Stream outStream, Stream outStream2, IKeySet keyset2)
{
if ((WireFormat.IsNullOrEmpty(_format) &&
(keyset.Metadata.Purpose == KeyPurpose.DecryptAndEncrypt ||
keyset.Metadata.Purpose == KeyPurpose.Encrypt)) ||
_format == WireFormat.Crypt
)
{
using (var ucrypter = new Encrypter(keyset))
{
var err = UseCompression(ucrypter);
if (err != 0)
{
return(err);
}
ucrypter.Encrypt(inStream, outStream);
}
}
else if (WireFormat.IsNullOrEmpty(_format) || _format == WireFormat.Sign)
{
using (var signer = new Signer(keyset))
{
var sig = signer.Sign(inStream);
outStream.Write(sig, 0, sig.Length);
}
}
else if (_format == WireFormat.SignTimeout)
{
using (var signer = new TimeoutSigner(keyset))
{
var sig = signer.Sign(inStream, _expires.GetValueOrDefault());
outStream.Write(sig, 0, sig.Length);
}
}
else if (_format == WireFormat.SignAttached)
{
using (var signer = new AttachedSigner(keyset))
{
byte[] hidden = null;
if (!String.IsNullOrWhiteSpace(_attachedHidden))
{
hidden = Keyczar.Keyczar.RawStringEncoding.GetBytes(_attachedHidden);
}
signer.Sign(inStream, outStream, hidden);
}
}
else if (_format == WireFormat.SignVanilla || _format == WireFormat.SignUnversioned)
{
using (var signer = new Keyczar.Compat.VanillaSigner(keyset))
{
var sig = signer.Sign(inStream);
outStream.Write(sig, 0, sig.Length);
}
}
else if (_format == WireFormat.CryptSession)
{
using (var crypter = new Encrypter(keyset))
using (var sessionCrypter = new SessionCrypter(crypter))
{
var err = UseCompression(sessionCrypter);
if (err != 0)
{
return(err);
}
var materials = sessionCrypter.SessionMaterial.ToBytes();
outStream.Write(materials, 0, materials.Length);
sessionCrypter.Encrypt(inStream, outStream2);
}
}
else if (_format == WireFormat.CryptSignedSession)
{
if (keyset2 == null)
{
Console.WriteLine(Localized.MsgRequiresLocation2);
return(-1);
}
using (var crypter = new Encrypter(keyset))
using (var signer = new AttachedSigner(keyset2))
using (var sessionCrypter = new SessionCrypter(crypter, signer))
{
var err = UseCompression(sessionCrypter);
if (err != 0)
{
return(err);
}
var materials = sessionCrypter.SessionMaterial.ToBytes();
outStream.Write(materials, 0, materials.Length);
sessionCrypter.Encrypt(inStream, outStream2);
}
}
else
{
Console.WriteLine(Localized.MsgUnknownFormat, _format);
return(-1);
}
return(0);
}
