99 lines
2.3 KiB
C#
99 lines
2.3 KiB
C#
/*
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Copyright (C) 2014-2019 de4dot@gmail.com
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This file is part of dnSpy
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dnSpy is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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dnSpy is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
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*/
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using dnlib.DotNet;
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using dnlib.IO;
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namespace dnSpy.Debugger.DotNet.Metadata.Impl.MD {
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static class MetadataConstantUtilities {
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public static object? GetValue(ElementType etype, ref DataReader reader) {
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switch (etype) {
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case ElementType.Boolean:
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if (reader.Length < 1)
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return false;
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return reader.ReadBoolean();
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case ElementType.Char:
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if (reader.Length < 2)
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return (char)0;
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return reader.ReadChar();
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case ElementType.I1:
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if (reader.Length < 1)
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return (sbyte)0;
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return reader.ReadSByte();
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case ElementType.U1:
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if (reader.Length < 1)
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return (byte)0;
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return reader.ReadByte();
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case ElementType.I2:
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if (reader.Length < 2)
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return (short)0;
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return reader.ReadInt16();
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case ElementType.U2:
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if (reader.Length < 2)
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return (ushort)0;
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return reader.ReadUInt16();
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case ElementType.I4:
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if (reader.Length < 4)
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return (int)0;
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return reader.ReadInt32();
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case ElementType.U4:
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if (reader.Length < 4)
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return (uint)0;
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return reader.ReadUInt32();
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case ElementType.I8:
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if (reader.Length < 8)
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return (long)0;
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return reader.ReadInt64();
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case ElementType.U8:
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if (reader.Length < 8)
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return (ulong)0;
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return reader.ReadUInt64();
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case ElementType.R4:
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if (reader.Length < 4)
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return (float)0;
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return reader.ReadSingle();
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case ElementType.R8:
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if (reader.Length < 8)
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return (double)0;
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return reader.ReadDouble();
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case ElementType.String:
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return reader.ReadUtf16String((int)(reader.Length / 2));
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case ElementType.Class:
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return null;
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default:
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return null;
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}
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}
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}
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}
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