80 lines
1.6 KiB
C#
80 lines
1.6 KiB
C#
using System.IO;
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using Org.BouncyCastle.Utilities;
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namespace Org.BouncyCastle.Bcpg;
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public class UserAttributeSubpacket
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{
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internal readonly UserAttributeSubpacketTag type;
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private readonly bool longLength;
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protected readonly byte[] data;
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public virtual UserAttributeSubpacketTag SubpacketType => type;
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protected internal UserAttributeSubpacket(UserAttributeSubpacketTag type, byte[] data)
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: this(type, forceLongLength: false, data)
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{
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}
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protected internal UserAttributeSubpacket(UserAttributeSubpacketTag type, bool forceLongLength, byte[] data)
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{
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this.type = type;
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longLength = forceLongLength;
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this.data = data;
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}
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public virtual byte[] GetData()
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{
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return data;
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}
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public virtual void Encode(Stream os)
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{
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int num = data.Length + 1;
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if (num < 192 && !longLength)
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{
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os.WriteByte((byte)num);
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}
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else if (num <= 8383 && !longLength)
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{
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num -= 192;
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os.WriteByte((byte)(((num >> 8) & 0xFF) + 192));
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os.WriteByte((byte)num);
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}
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else
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{
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os.WriteByte(byte.MaxValue);
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os.WriteByte((byte)(num >> 24));
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os.WriteByte((byte)(num >> 16));
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os.WriteByte((byte)(num >> 8));
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os.WriteByte((byte)num);
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}
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os.WriteByte((byte)type);
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os.Write(data, 0, data.Length);
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}
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public override bool Equals(object obj)
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{
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if (obj == this)
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{
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return true;
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}
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if (!(obj is UserAttributeSubpacket userAttributeSubpacket))
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{
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return false;
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}
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if (type == userAttributeSubpacket.type)
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{
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return Arrays.AreEqual(data, userAttributeSubpacket.data);
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}
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return false;
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}
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public override int GetHashCode()
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{
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return type.GetHashCode() ^ Arrays.GetHashCode(data);
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}
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}
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