/// <summary>
/// Get's deep copy of Key from IKeyset
/// </summary>
/// <param name="keySet">The keyset.</param>
/// <param name="version">The version.</param>
/// <returns></returns>
public static Key GetKey(this IKeySet keySet, int version)
{
var keyData = keySet.GetKeyData(version);
var key = Key.Read(keySet.Metadata.KeyType, keyData);
keyData.Clear();
return(key);
}
/// <summary>
/// Initializes a new instance of the <see cref="MutableKeySet"/> class.
/// </summary>
/// <param name="keySet">The key set.</param>
public MutableKeySet(IKeySet keySet)
{
_metadata = keySet.Metadata;
foreach (var version in keySet.Metadata.Versions)
{
//Easy way to deep copy keys
var keyData = keySet.GetKeyData(version.VersionNumber);
var key = Key.Read(_metadata.KeyType, keyData);
keyData.Clear();
_keys.Add(version.VersionNumber, key);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="MutableKeySet"/> class.
/// </summary>
/// <param name="keySet">The key set.</param>
public MutableKeySet(IKeySet keySet)
{
_metadata = keySet.Metadata;
foreach (var version in keySet.Metadata.Versions)
{
//Easy way to deep copy keys
var keyData = keySet.GetKeyData(version.VersionNumber);
var key = Key.Read(_metadata.KeyType, keyData);
keyData.Clear();
_keys.Add(version.VersionNumber, key);
}
}
/// <summary>
/// Gets the binary data that the key is stored in.
/// </summary>
/// <param name="version">The version.</param>
/// <returns></returns>
public byte[] GetKeyData(int version)
{
var cipherData = _keySet.GetKeyData(version);
if (!Metadata.Encrypted)
{
return(cipherData);
}
var cipherString = Keyczar.RawStringEncoding.GetString(cipherData);
return(_crypter.Decrypt(WebSafeBase64.Decode(cipherString.ToCharArray())));
}
public byte[] GetKeyData(int version)
{
var data = _keySet.GetKeyData(version);
var jsonString = this.GetConfig().RawStringEncoding.GetString(data);
var pack = JsonConvert.DeserializeObject <SessionPack>(jsonString);
using (var sessionCrypter = new SessionCrypter(_crypter, pack.SessionMaterial, keyPacker: _sessionPacker))
{
return(sessionCrypter.Decrypt(pack.CipherText));
}
}
/// <summary>
/// Gets the binary data that the key is stored in.
/// </summary>
/// <param name="version">The version.</param>
/// <returns></returns>
public byte[] GetKeyData(int version)
{
var cipherData = _keySet.GetKeyData(version);
if (!Metadata.Encrypted)
{
return(cipherData);
}
var cipherString = this.GetConfig().RawStringEncoding.GetString(cipherData);
var store = JsonConvert.DeserializeObject <PbeKeyStore>(cipherString);
return(store.DecryptKeyData(_password.Prompt));
}
