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SignatureParameters.cs
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SignatureParameters.cs
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/*
* Copyright (c) 2016 Samsung Electronics Co., Ltd All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
using System;
using System.Collections.Generic;
namespace Tizen.Security.SecureRepository.Crypto
{
/// <summary>
/// An abstract class for holding parameters for signing and verification.
/// </summary>
/// <since_tizen> 3 </since_tizen>
abstract public class SignatureParameters
{
private Dictionary<SignatureParameterName, int> _parameters;
/// <summary>
/// The signature algorithm type.
/// </summary>
/// <since_tizen> 3 </since_tizen>
public SignatureAlgorithmType SignatureAlgorithm
{
get { return (SignatureAlgorithmType)Get(SignatureParameterName.AlgorithmType); }
}
/// <summary>
/// The hash algorithm used in signing anve verification.
/// </summary>
/// <since_tizen> 3 </since_tizen>
public HashAlgorithm HashAlgorithm
{
get { return (HashAlgorithm)Get(SignatureParameterName.HashAlgorithm); }
set { Add(SignatureParameterName.HashAlgorithm, (int)value); }
}
// for inherited in internal only
internal SignatureParameters()
{
}
internal SignatureParameters(SignatureAlgorithmType algorithm)
{
_parameters = new Dictionary<SignatureParameterName, int>();
Add(SignatureParameterName.AlgorithmType, (int)algorithm);
}
internal void Add(SignatureParameterName name, int value)
{
_parameters.Add(name, value);
}
internal int Get(SignatureParameterName name)
{
if (_parameters.ContainsKey(name))
return _parameters[name];
else
throw new ArgumentException("No parameter for a given SignatureParameterName ");
}
}
}