1 files changed, 47 insertions, 0 deletions
diff --git a/Crypto/src/asn1/cms/CompressedDataParser.cs b/Crypto/src/asn1/cms/CompressedDataParser.cs
new file mode 100644
index 000000000..7c53453df
--- /dev/null
+++ b/Crypto/src/asn1/cms/CompressedDataParser.cs
@@ -0,0 +1,47 @@
+using System;
+
+using Org.BouncyCastle.Asn1;
+using Org.BouncyCastle.Asn1.X509;
+
+namespace Org.BouncyCastle.Asn1.Cms
+{
+ /**
+ * RFC 3274 - CMS Compressed Data.
+ * <pre>
+ * CompressedData ::= SEQUENCE {
+ * version CMSVersion,
+ * compressionAlgorithm CompressionAlgorithmIdentifier,
+ * encapContentInfo EncapsulatedContentInfo
+ * }
+ * </pre>
+ */
+ public class CompressedDataParser
+ {
+ private DerInteger _version;
+ private AlgorithmIdentifier _compressionAlgorithm;
+ private ContentInfoParser _encapContentInfo;
+
+ public CompressedDataParser(
+ Asn1SequenceParser seq)
+ {
+ this._version = (DerInteger)seq.ReadObject();
+ this._compressionAlgorithm = AlgorithmIdentifier.GetInstance(seq.ReadObject().ToAsn1Object());
+ this._encapContentInfo = new ContentInfoParser((Asn1SequenceParser)seq.ReadObject());
+ }
+
+ public DerInteger Version
+ {
+ get { return _version; }
+ }
+
+ public AlgorithmIdentifier CompressionAlgorithmIdentifier
+ {
+ get { return _compressionAlgorithm; }
+ }
+
+ public ContentInfoParser GetEncapContentInfo()
+ {
+ return _encapContentInfo;
+ }
+ }
+}
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