public void TestCreateSessions(string topDir, string subDir, string signed, string packer,
string sessionFilename, string ciphertextFilename)
{
var kspath = Util.TestDataPath(WRITE_DATA, topDir, subDir);
Directory.CreateDirectory(kspath);
ISessionKeyPacker keyPacker = null;
int? keySize = null;
KeyType keyType = null;
if (!String.IsNullOrWhiteSpace(packer))
{
keyPacker = new BsonSessionKeyPacker();
keySize = 256;
keyType = UnofficialKeyType.AesAead;
}
using (var encrypter = new Encrypter(Util.TestDataPath(WRITE_DATA, "rsa.public")))
using (var signer = String.IsNullOrWhiteSpace(signed)
? null
: new AttachedSigner(Util.TestDataPath(WRITE_DATA, "dsa")))
using (var session = new SessionCrypter(encrypter, signer, keySize, keyType, keyPacker))
{
var material = session.SessionMaterial;
var ciphertext = session.Encrypt(input);
File.WriteAllText(Path.Combine(kspath, sessionFilename), material);
File.WriteAllText(Path.Combine(kspath, ciphertextFilename), ciphertext);
}
}
public void Write(byte[] keyData, int version)
{
using (var sessionCrypter = new SessionCrypter(_encrypter, keySize: 256,
symmetricKeyType: UnofficialKeyType.AesAead, keyPacker: _sessionPacker))
{
var sessionMaterial = sessionCrypter.SessionMaterial;
var cipherData = sessionCrypter.Encrypt(keyData);
var session = new CertEncryptedKeySet.SessionPack(sessionMaterial, cipherData);
var json = Keyczar.Util.Utility.ToJson(session);
var jsonData = this.GetConfig().RawStringEncoding.GetBytes(json);
_writer.Write(jsonData, version);
}
}
public static string[] Encrypter(string textToEncrypt, PathProvider p)
{
WebBase64 sessionMaterial;
WebBase64 cipherText;
string[] data;
string path = p.GetPublicPath();
using (var encrypter = new Encrypter(path))
using (var sessionCrypter = new SessionCrypter(encrypter))
{
sessionMaterial = sessionCrypter.SessionMaterial;
cipherText = sessionCrypter.Encrypt(textToEncrypt);
data = new string[] { sessionMaterial.ToString(), cipherText.ToString() };
//data.Add("sessionmaterial", sessionMaterial);
//data.Add("data", cipherText);
}
return data;
}
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);
}