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100 lines
3.0 KiB
100 lines
3.0 KiB
#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 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.Cms |
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{ |
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/** |
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* RFC 3274 - CMS Compressed Data. |
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* <pre> |
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* CompressedData ::= Sequence { |
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* version CMSVersion, |
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* compressionAlgorithm CompressionAlgorithmIdentifier, |
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* encapContentInfo EncapsulatedContentInfo |
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* } |
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* </pre> |
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*/ |
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public class CompressedData |
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: Asn1Encodable |
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{ |
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private DerInteger version; |
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private AlgorithmIdentifier compressionAlgorithm; |
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private ContentInfo encapContentInfo; |
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public CompressedData( |
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AlgorithmIdentifier compressionAlgorithm, |
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ContentInfo encapContentInfo) |
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{ |
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this.version = new DerInteger(0); |
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this.compressionAlgorithm = compressionAlgorithm; |
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this.encapContentInfo = encapContentInfo; |
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} |
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public CompressedData( |
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Asn1Sequence seq) |
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{ |
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this.version = (DerInteger) seq[0]; |
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this.compressionAlgorithm = AlgorithmIdentifier.GetInstance(seq[1]); |
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this.encapContentInfo = ContentInfo.GetInstance(seq[2]); |
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} |
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/** |
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* return a CompressedData object from a tagged object. |
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* |
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* @param ato the tagged object holding the object we want. |
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* @param explicitly true if the object is meant to be explicitly |
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* tagged false otherwise. |
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* @exception ArgumentException if the object held by the |
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* tagged object cannot be converted. |
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*/ |
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public static CompressedData GetInstance( |
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Asn1TaggedObject ato, |
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bool explicitly) |
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{ |
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return GetInstance(Asn1Sequence.GetInstance(ato, explicitly)); |
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} |
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/** |
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* return a CompressedData object from the given object. |
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* |
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* @param _obj 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 CompressedData GetInstance( |
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object obj) |
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{ |
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if (obj == null || obj is CompressedData) |
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return (CompressedData)obj; |
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if (obj is Asn1Sequence) |
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return new CompressedData((Asn1Sequence) obj); |
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throw new ArgumentException("Invalid CompressedData: " + BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.Platform.GetTypeName(obj)); |
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} |
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public DerInteger Version |
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{ |
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get { return version; } |
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} |
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public AlgorithmIdentifier CompressionAlgorithmIdentifier |
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{ |
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get { return compressionAlgorithm; } |
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} |
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public ContentInfo EncapContentInfo |
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{ |
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get { return encapContentInfo; } |
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} |
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public override Asn1Object ToAsn1Object() |
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{ |
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return new BerSequence(version, compressionAlgorithm, encapContentInfo); |
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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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