/// <summary>
/// Creates a new <see cref="VirgilKey"/> with custom Public/Private key pair.
/// </summary>
/// <param name="keyName">Name of the key.</param>
/// <param name="keyPair">The key pair.</param>
/// <param name="password">The password.</param>
/// <returns>The instance of <see cref="VirgilKey"/></returns>
/// <exception cref="ArgumentException"></exception>
/// <exception cref="ArgumentNullException"></exception>
/// <exception cref="VirgilKeyIsAlreadyExistsException"></exception>
public static VirgilKey Create(string keyName, KeyPair keyPair, string password = null)
{
if (string.IsNullOrWhiteSpace(keyName))
{
throw new ArgumentException(Localization.ExceptionArgumentIsNullOrWhitespace, nameof(keyName));
}
if (keyPair == null)
{
throw new ArgumentNullException(nameof(keyPair));
}
var crypto = VirgilConfig.GetService <Crypto>();
var storage = VirgilConfig.GetService <IKeyStorage>();
if (storage.Exists(keyName))
{
throw new VirgilKeyIsAlreadyExistsException();
}
var virgilKey = new VirgilKey {
KeyPair = keyPair, KeyName = keyName
};
var exportedPrivateKey = crypto.ExportPrivateKey(virgilKey.KeyPair.PrivateKey, password);
storage.Store(new KeyEntry
{
Name = keyName,
Value = exportedPrivateKey
});
return(virgilKey);
}
/// <summary>
/// Loads the <see cref="VirgilKey"/> by specified key name.
/// </summary>
/// <param name="keyName">Name of the key.</param>
/// <param name="password">The password.</param>
/// <returns>The instance of <see cref="VirgilKey"/></returns>
/// <exception cref="ArgumentException"></exception>
/// <exception cref="VirgilKeyIsNotFoundException"></exception>
public static VirgilKey Load(string keyName, string password = null)
{
if (string.IsNullOrWhiteSpace(keyName))
{
throw new ArgumentException(Localization.ExceptionArgumentIsNullOrWhitespace, nameof(keyName));
}
var crypto = VirgilConfig.GetService <Crypto>();
var storage = VirgilConfig.GetService <IKeyStorage>();
if (!storage.Exists(keyName))
{
throw new VirgilKeyIsNotFoundException();
}
var entry = storage.Load(keyName);
var privateKey = crypto.ImportPrivateKey(entry.Value, password);
var publicKey = crypto.ExtractPublicKey(privateKey);
var virgilKey = new VirgilKey
{
KeyName = keyName,
KeyPair = new KeyPair(publicKey, privateKey)
};
return(virgilKey);
}