You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
102 lines
2.5 KiB
102 lines
2.5 KiB
1 year ago
|
#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
|
||
|
|
#pragma warning disable
|
||
|
|
using System;
|
||
|
|
|
||
|
|
using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities;
|
||
|
|
|
||
|
|
namespace BestHTTP.SecureProtocol.Org.BouncyCastle.Asn1.Cms
|
||
|
|
{
|
||
|
|
public class EncryptedData
|
||
|
|
: Asn1Encodable
|
||
|
|
{
|
||
|
|
private readonly DerInteger version;
|
||
|
|
private readonly EncryptedContentInfo encryptedContentInfo;
|
||
|
|
private readonly Asn1Set unprotectedAttrs;
|
||
|
|
|
||
|
|
public static EncryptedData GetInstance(
|
||
|
|
object obj)
|
||
|
|
{
|
||
|
|
if (obj is EncryptedData)
|
||
|
|
return (EncryptedData) obj;
|
||
|
|
|
||
|
|
if (obj is Asn1Sequence)
|
||
|
|
return new EncryptedData((Asn1Sequence) obj);
|
||
|
|
|
||
|
|
throw new ArgumentException("Invalid EncryptedData: " + BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.GetTypeName(obj));
|
||
|
|
}
|
||
|
|
|
||
|
|
public EncryptedData(
|
||
|
|
EncryptedContentInfo encInfo)
|
||
|
|
: this(encInfo, null)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
public EncryptedData(
|
||
|
|
EncryptedContentInfo encInfo,
|
||
|
|
Asn1Set unprotectedAttrs)
|
||
|
|
{
|
||
|
|
if (encInfo == null)
|
||
|
|
throw new ArgumentNullException("encInfo");
|
||
|
|
|
||
|
|
this.version = new DerInteger((unprotectedAttrs == null) ? 0 : 2);
|
||
|
|
this.encryptedContentInfo = encInfo;
|
||
|
|
this.unprotectedAttrs = unprotectedAttrs;
|
||
|
|
}
|
||
|
|
|
||
|
|
private EncryptedData(
|
||
|
|
Asn1Sequence seq)
|
||
|
|
{
|
||
|
|
if (seq == null)
|
||
|
|
throw new ArgumentNullException("seq");
|
||
|
|
if (seq.Count < 2 || seq.Count > 3)
|
||
|
|
throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
|
||
|
|
|
||
|
|
this.version = DerInteger.GetInstance(seq[0]);
|
||
|
|
this.encryptedContentInfo = EncryptedContentInfo.GetInstance(seq[1]);
|
||
|
|
|
||
|
|
if (seq.Count > 2)
|
||
|
|
{
|
||
|
|
this.unprotectedAttrs = Asn1Set.GetInstance((Asn1TaggedObject)seq[2], false);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
public virtual DerInteger Version
|
||
|
|
{
|
||
|
|
get { return version; }
|
||
|
|
}
|
||
|
|
|
||
|
|
public virtual EncryptedContentInfo EncryptedContentInfo
|
||
|
|
{
|
||
|
|
get { return encryptedContentInfo; }
|
||
|
|
}
|
||
|
|
|
||
|
|
public virtual Asn1Set UnprotectedAttrs
|
||
|
|
{
|
||
|
|
get { return unprotectedAttrs; }
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* <pre>
|
||
|
|
* EncryptedData ::= SEQUENCE {
|
||
|
|
* version CMSVersion,
|
||
|
|
* encryptedContentInfo EncryptedContentInfo,
|
||
|
|
* unprotectedAttrs [1] IMPLICIT UnprotectedAttributes OPTIONAL }
|
||
|
|
* </pre>
|
||
|
|
* @return a basic ASN.1 object representation.
|
||
|
|
*/
|
||
|
|
public override Asn1Object ToAsn1Object()
|
||
|
|
{
|
||
|
|
Asn1EncodableVector v = new Asn1EncodableVector(version, encryptedContentInfo);
|
||
|
|
|
||
|
|
if (unprotectedAttrs != null)
|
||
|
|
{
|
||
|
|
v.Add(new BerTaggedObject(false, 1, unprotectedAttrs));
|
||
|
|
}
|
||
|
|
|
||
|
|
return new BerSequence(v);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#pragma warning restore
|
||
|
|
#endif
|