Dnspy/dnSpy/dnSpy.Contracts.DnSpy/Hex/Files/DotNet/Bit7EncodedStringData.cs
2021-09-20 18:20:01 +02:00

65 lines
2.1 KiB
C#

/*
Copyright (C) 2014-2019 de4dot@gmail.com
This file is part of dnSpy
dnSpy is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
dnSpy is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
*/
using System;
using System.Text;
namespace dnSpy.Contracts.Hex.Files.DotNet {
/// <summary>
/// 7-bit encoded string (UTF-8)
/// </summary>
public sealed class Bit7EncodedStringData : StructureData {
const string NAME = "Bit7EncString";
/// <summary>
/// Gets the length
/// </summary>
public StructField<Bit7EncodedInt32Data> Length { get; }
/// <summary>
/// Gets the string data
/// </summary>
public StructField<StringData> String { get; }
/// <summary>
/// Gets the fields
/// </summary>
protected override BufferField[] Fields { get; }
/// <summary>
/// Constructor
/// </summary>
/// <param name="buffer">Buffer</param>
/// <param name="lengthSpan">Span of length</param>
/// <param name="stringSpan">Span of string data</param>
/// <param name="encoding">Encoding</param>
public Bit7EncodedStringData(HexBuffer buffer, HexSpan lengthSpan, HexSpan stringSpan, Encoding encoding)
: base(NAME, new HexBufferSpan(buffer, HexSpan.FromBounds(lengthSpan.Start, stringSpan.End))) {
if (lengthSpan.End != stringSpan.Start)
throw new ArgumentOutOfRangeException(nameof(stringSpan));
Length = new StructField<Bit7EncodedInt32Data>("Length", new Bit7EncodedInt32Data(new HexBufferSpan(buffer, lengthSpan)));
String = new StructField<StringData>("String", new StringData(new HexBufferSpan(buffer, stringSpan), encoding));
Fields = new BufferField[] {
Length,
String,
};
}
}
}