134 lines
5.1 KiB
C#
134 lines
5.1 KiB
C#
//
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// X509ChainElement.cs - System.Security.Cryptography.X509Certificates.X509ChainElement
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//
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// Author:
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// Sebastien Pouliot <sebastien@ximian.com>
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//
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// (C) 2003 Motus Technologies Inc. (http://www.motus.com)
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// Copyright (C) 2005-2006 Novell Inc. (http://www.novell.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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#if SECURITY_DEP
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namespace System.Security.Cryptography.X509Certificates {
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public class X509ChainElement {
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private X509Certificate2 certificate;
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private X509ChainStatus[] status;
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private string info;
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private X509ChainStatusFlags compressed_status_flags;
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// constructors
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// only accessible from X509Chain.ChainElements
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internal X509ChainElement (X509Certificate2 certificate)
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{
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this.certificate = certificate;
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// so far String.Empty is the only thing I've seen.
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// The interesting stuff is inside X509ChainStatus.Information
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info = String.Empty;
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}
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// properties
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public X509Certificate2 Certificate {
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get { return certificate; }
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}
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public X509ChainStatus[] ChainElementStatus {
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get { return status; }
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}
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public string Information {
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get { return info; }
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}
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// private stuff
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internal X509ChainStatusFlags StatusFlags {
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get { return compressed_status_flags; }
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set { compressed_status_flags = value; }
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}
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private int Count (X509ChainStatusFlags flags)
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{
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int size = 0;
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int n = 0;
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int f = (int) flags;
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int m = 0x1;
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while (n++ < 32) {
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if ((f & m) == m)
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size++;
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m <<= 1;
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}
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return size;
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}
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private void Set (X509ChainStatus[] status, ref int position, X509ChainStatusFlags flags, X509ChainStatusFlags mask)
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{
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if ((flags & mask) != 0) {
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status [position].Status = mask;
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status [position].StatusInformation = X509ChainStatus.GetInformation (mask);
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position++;
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}
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}
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internal void UncompressFlags ()
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{
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if (compressed_status_flags == X509ChainStatusFlags.NoError) {
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status = new X509ChainStatus [0];
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} else {
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int size = Count (compressed_status_flags);
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status = new X509ChainStatus [size];
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int n = 0;
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// process every possible error
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.UntrustedRoot);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.NotTimeValid);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.NotTimeNested);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.Revoked);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.NotSignatureValid);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.NotValidForUsage);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.RevocationStatusUnknown);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.Cyclic);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.InvalidExtension);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.InvalidPolicyConstraints);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.InvalidBasicConstraints);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.InvalidNameConstraints);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.HasNotSupportedNameConstraint);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.HasNotDefinedNameConstraint);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.HasNotPermittedNameConstraint);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.HasExcludedNameConstraint);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.PartialChain);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.CtlNotTimeValid);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.CtlNotSignatureValid);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.CtlNotValidForUsage);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.OfflineRevocation);
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Set (status, ref n, compressed_status_flags, X509ChainStatusFlags.NoIssuanceChainPolicy);
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}
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}
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}
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}
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#endif
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