139 lines
4.6 KiB
C#
139 lines
4.6 KiB
C#
#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
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#pragma warning disable
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using System;
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using System.Collections;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Nist;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Pkcs;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.X509;
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using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
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namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Smime
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{
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/**
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* Handler class for dealing with S/MIME Capabilities
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*/
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public class SmimeCapabilities
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: Asn1Encodable
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{
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/**
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* general preferences
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*/
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public static readonly DerObjectIdentifier PreferSignedData = PkcsObjectIdentifiers.PreferSignedData;
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public static readonly DerObjectIdentifier CannotDecryptAny = PkcsObjectIdentifiers.CannotDecryptAny;
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public static readonly DerObjectIdentifier SmimeCapabilitesVersions = PkcsObjectIdentifiers.SmimeCapabilitiesVersions;
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/**
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* encryption algorithms preferences
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*/
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public static readonly DerObjectIdentifier Aes256Cbc = NistObjectIdentifiers.IdAes256Cbc;
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public static readonly DerObjectIdentifier Aes192Cbc = NistObjectIdentifiers.IdAes192Cbc;
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public static readonly DerObjectIdentifier Aes128Cbc = NistObjectIdentifiers.IdAes128Cbc;
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public static readonly DerObjectIdentifier IdeaCbc = new DerObjectIdentifier("1.3.6.1.4.1.188.7.1.1.2");
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public static readonly DerObjectIdentifier Cast5Cbc = new DerObjectIdentifier("1.2.840.113533.7.66.10");
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public static readonly DerObjectIdentifier DesCbc = new DerObjectIdentifier("1.3.14.3.2.7");
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public static readonly DerObjectIdentifier DesEde3Cbc = PkcsObjectIdentifiers.DesEde3Cbc;
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public static readonly DerObjectIdentifier RC2Cbc = PkcsObjectIdentifiers.RC2Cbc;
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private Asn1Sequence capabilities;
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/**
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* return an Attr object from the given object.
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*
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* @param o the object we want converted.
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* @exception ArgumentException if the object cannot be converted.
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*/
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public static SmimeCapabilities GetInstance(
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object obj)
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{
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if (obj == null || obj is SmimeCapabilities)
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{
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return (SmimeCapabilities) obj;
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}
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if (obj is Asn1Sequence)
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{
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return new SmimeCapabilities((Asn1Sequence) obj);
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}
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if (obj is AttributeX509)
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{
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return new SmimeCapabilities(
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(Asn1Sequence)(((AttributeX509) obj).AttrValues[0]));
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}
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throw new ArgumentException("unknown object in factory: " + BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.GetTypeName(obj), "obj");
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}
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public SmimeCapabilities(
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Asn1Sequence seq)
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{
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capabilities = seq;
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}
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#if !(SILVERLIGHT || PORTABLE || NETFX_CORE)
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[Obsolete("Use 'GetCapabilitiesForOid' instead")]
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public ArrayList GetCapabilities(
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DerObjectIdentifier capability)
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{
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ArrayList list = new ArrayList();
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DoGetCapabilitiesForOid(capability, list);
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return list;
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}
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#endif
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/**
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* returns an ArrayList with 0 or more objects of all the capabilities
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* matching the passed in capability Oid. If the Oid passed is null the
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* entire set is returned.
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*/
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public IList GetCapabilitiesForOid(
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DerObjectIdentifier capability)
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{
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IList list = BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.CreateArrayList();
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DoGetCapabilitiesForOid(capability, list);
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return list;
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}
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private void DoGetCapabilitiesForOid(DerObjectIdentifier capability, IList list)
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{
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if (capability == null)
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{
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foreach (object o in capabilities)
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{
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SmimeCapability cap = SmimeCapability.GetInstance(o);
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list.Add(cap);
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}
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}
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else
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{
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foreach (object o in capabilities)
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{
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SmimeCapability cap = SmimeCapability.GetInstance(o);
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if (capability.Equals(cap.CapabilityID))
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{
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list.Add(cap);
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}
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}
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}
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}
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/**
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* Produce an object suitable for an Asn1OutputStream.
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* <pre>
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* SMIMECapabilities ::= Sequence OF SMIMECapability
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* </pre>
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*/
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public override Asn1Object ToAsn1Object()
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{
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return capabilities;
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}
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}
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}
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#pragma warning restore
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#endif
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