87 lines
2.0 KiB
C#
87 lines
2.0 KiB
C#
using System;
|
|
using System.IO;
|
|
|
|
using Org.BouncyCastle.Utilities;
|
|
|
|
namespace Org.BouncyCastle.Bcpg
|
|
{
|
|
/**
|
|
* Basic type for a user attribute sub-packet.
|
|
*/
|
|
public class UserAttributeSubpacket
|
|
{
|
|
private readonly UserAttributeSubpacketTag type;
|
|
private readonly byte[] data;
|
|
|
|
internal UserAttributeSubpacket(
|
|
UserAttributeSubpacketTag type,
|
|
byte[] data)
|
|
{
|
|
this.type = type;
|
|
this.data = data;
|
|
}
|
|
|
|
public UserAttributeSubpacketTag SubpacketType
|
|
{
|
|
get { return type; }
|
|
}
|
|
|
|
/**
|
|
* return the generic data making up the packet.
|
|
*/
|
|
public byte[] GetData()
|
|
{
|
|
return data;
|
|
}
|
|
|
|
public void Encode(
|
|
Stream os)
|
|
{
|
|
int bodyLen = data.Length + 1;
|
|
|
|
if (bodyLen < 192)
|
|
{
|
|
os.WriteByte((byte)bodyLen);
|
|
}
|
|
else if (bodyLen <= 8383)
|
|
{
|
|
bodyLen -= 192;
|
|
|
|
os.WriteByte((byte)(((bodyLen >> 8) & 0xff) + 192));
|
|
os.WriteByte((byte)bodyLen);
|
|
}
|
|
else
|
|
{
|
|
os.WriteByte(0xff);
|
|
os.WriteByte((byte)(bodyLen >> 24));
|
|
os.WriteByte((byte)(bodyLen >> 16));
|
|
os.WriteByte((byte)(bodyLen >> 8));
|
|
os.WriteByte((byte)bodyLen);
|
|
}
|
|
|
|
os.WriteByte((byte) type);
|
|
os.Write(data, 0, data.Length);
|
|
}
|
|
|
|
public override bool Equals(
|
|
object obj)
|
|
{
|
|
if (obj == this)
|
|
return true;
|
|
|
|
UserAttributeSubpacket other = obj as UserAttributeSubpacket;
|
|
|
|
if (other == null)
|
|
return false;
|
|
|
|
return type == other.type
|
|
&& Arrays.AreEqual(data, other.data);
|
|
}
|
|
|
|
public override int GetHashCode()
|
|
{
|
|
return type.GetHashCode() ^ Arrays.GetHashCode(data);
|
|
}
|
|
}
|
|
}
|