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SuperVPN/output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/Cms/MetaData.cs
2025-10-09 09:57:24 +09:00

67 lines
1.5 KiB
C#

namespace Org.BouncyCastle.Asn1.Cms;
public class MetaData : Asn1Encodable
{
private DerBoolean hashProtected;
private DerUtf8String fileName;
private DerIA5String mediaType;
private Attributes otherMetaData;
public virtual bool IsHashProtected => hashProtected.IsTrue;
public virtual DerUtf8String FileName => fileName;
public virtual DerIA5String MediaType => mediaType;
public virtual Attributes OtherMetaData => otherMetaData;
public MetaData(DerBoolean hashProtected, DerUtf8String fileName, DerIA5String mediaType, Attributes otherMetaData)
{
this.hashProtected = hashProtected;
this.fileName = fileName;
this.mediaType = mediaType;
this.otherMetaData = otherMetaData;
}
private MetaData(Asn1Sequence seq)
{
hashProtected = DerBoolean.GetInstance(seq[0]);
int num = 1;
if (num < seq.Count && seq[num] is DerUtf8String)
{
fileName = DerUtf8String.GetInstance(seq[num++]);
}
if (num < seq.Count && seq[num] is DerIA5String)
{
mediaType = DerIA5String.GetInstance(seq[num++]);
}
if (num < seq.Count)
{
otherMetaData = Attributes.GetInstance(seq[num++]);
}
}
public static MetaData GetInstance(object obj)
{
if (obj is MetaData)
{
return (MetaData)obj;
}
if (obj != null)
{
return new MetaData(Asn1Sequence.GetInstance(obj));
}
return null;
}
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(hashProtected);
asn1EncodableVector.AddOptional(fileName, mediaType, otherMetaData);
return new DerSequence(asn1EncodableVector);
}
}