Asn1Object
using System;
using System.IO;
namespace Org.BouncyCastle.Asn1
{
public abstract class Asn1Object : Asn1Encodable
{
public override void EncodeTo(Stream output)
{
using (Asn1OutputStream asn1OutputStream = Asn1OutputStream.Create(output, "BER", true))
GetEncoding(asn1OutputStream.Encoding).Encode(asn1OutputStream);
}
public override void EncodeTo(Stream output, string encoding)
{
using (Asn1OutputStream asn1OutputStream = Asn1OutputStream.Create(output, encoding, true))
GetEncoding(asn1OutputStream.Encoding).Encode(asn1OutputStream);
}
internal virtual byte[] InternalGetEncoded(string encoding)
{
int encodingType = Asn1OutputStream.GetEncodingType(encoding);
IAsn1Encoding encoding2 = GetEncoding(encodingType);
byte[] array = new byte[encoding2.GetLength()];
using (Asn1OutputStream asn1Out = Asn1OutputStream.Create(new MemoryStream(array, true), encoding)) {
encoding2.Encode(asn1Out);
return array;
}
}
public bool Equals(Asn1Object other)
{
if (this != other)
return Asn1Equals(other);
return true;
}
public static Asn1Object FromByteArray(byte[] data)
{
try {
using (Asn1InputStream asn1InputStream = new Asn1InputStream(new MemoryStream(data, false), data.Length)) {
Asn1Object result = asn1InputStream.ReadObject();
if (data.Length != asn1InputStream.Position)
throw new IOException("extra data found after object");
return result;
}
} catch (InvalidCastException) {
throw new IOException("cannot recognise object in byte array");
}
}
public static Asn1Object FromStream(Stream inStr)
{
try {
using (Asn1InputStream asn1InputStream = new Asn1InputStream(inStr, 2147483647, true))
return asn1InputStream.ReadObject();
} catch (InvalidCastException) {
throw new IOException("cannot recognise object in stream");
}
}
public sealed override Asn1Object ToAsn1Object()
{
return this;
}
internal abstract IAsn1Encoding GetEncoding(int encoding);
internal abstract IAsn1Encoding GetEncodingImplicit(int encoding, int tagClass, int tagNo);
internal abstract DerEncoding GetEncodingDer();
internal abstract DerEncoding GetEncodingDerImplicit(int tagClass, int tagNo);
protected abstract bool Asn1Equals(Asn1Object asn1Object);
protected abstract int Asn1GetHashCode();
internal bool CallAsn1Equals(Asn1Object obj)
{
return Asn1Equals(obj);
}
internal int CallAsn1GetHashCode()
{
return Asn1GetHashCode();
}
}
}