159 lines
3.6 KiB
C#
159 lines
3.6 KiB
C#
//
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// X509Helpers.cs: X.509 helper and utility functions.
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//
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// Authors:
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// Martin Baulig <martin.baulig@xamarin.com>
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//
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// Copyright (C) 2015 Xamarin, Inc. (http://www.xamarin.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using Microsoft.Win32.SafeHandles;
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namespace System.Security.Cryptography.X509Certificates
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{
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internal abstract class X509CertificateImpl : IDisposable
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{
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public abstract bool IsValid {
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get;
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}
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public abstract IntPtr Handle {
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get;
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}
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/*
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* This is used in System.dll's OSX509Certificates.cs
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*/
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public abstract IntPtr GetNativeAppleCertificate ();
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protected void ThrowIfContextInvalid ()
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{
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if (!IsValid)
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throw X509Helper.GetInvalidContextException ();
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}
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public abstract X509CertificateImpl Clone ();
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public abstract string Issuer {
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get;
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}
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public abstract string Subject {
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get;
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}
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public abstract string LegacyIssuer {
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get;
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}
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public abstract string LegacySubject {
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get;
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}
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public abstract byte[] RawData {
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get;
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}
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public abstract DateTime NotAfter {
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get;
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}
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public abstract DateTime NotBefore {
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get;
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}
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public abstract byte[] Thumbprint {
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get;
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}
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public sealed override int GetHashCode ()
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{
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if (!IsValid)
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return 0;
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byte[] thumbPrint = Thumbprint;
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int value = 0;
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for (int i = 0; i < thumbPrint.Length && i < 4; ++i) {
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value = value << 8 | thumbPrint[i];
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}
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return value;
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}
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public abstract bool Equals (X509CertificateImpl other, out bool result);
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public abstract string KeyAlgorithm {
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get;
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}
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public abstract byte[] KeyAlgorithmParameters {
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get;
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}
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public abstract byte[] PublicKeyValue {
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get;
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}
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public abstract byte[] SerialNumber {
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get;
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}
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public abstract byte[] Export (X509ContentType contentType, SafePasswordHandle password);
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public sealed override bool Equals (object obj)
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{
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var other = obj as X509CertificateImpl;
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if (other == null)
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return false;
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if (!IsValid || !other.IsValid)
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return false;
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if (!Issuer.Equals (other.Issuer))
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return false;
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byte[] thisSerialNumber = SerialNumber;
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byte[] otherSerialNumber = other.SerialNumber;
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if (thisSerialNumber.Length != otherSerialNumber.Length)
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return false;
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for (int i = 0; i < thisSerialNumber.Length; i++) {
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if (thisSerialNumber[i] != otherSerialNumber[i])
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return false;
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}
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return true;
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}
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public void Dispose ()
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{
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Dispose (true);
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GC.SuppressFinalize (this);
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}
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protected virtual void Dispose (bool disposing)
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{
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}
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~X509CertificateImpl ()
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{
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Dispose (false);
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}
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}
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}
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