
8 changed files with 283 additions and 255 deletions
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262ICSharpCode.Decompiler/Disassembler/DisassemblerSignatureTypeProvider.cs
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6ICSharpCode.Decompiler/Disassembler/MethodBodyDisassembler.cs
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243ICSharpCode.Decompiler/Disassembler/ReflectionDisassembler.cs
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1ICSharpCode.Decompiler/ICSharpCode.Decompiler.csproj
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20ICSharpCode.Decompiler/IL/InstructionOutputExtensions.cs
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2ILSpy/Metadata/CorTables/MethodSpecTableTreeNode.cs
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2ILSpy/Metadata/CorTables/TypeDefTableTreeNode.cs
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2ILSpy/Metadata/CorTables/TypeSpecTableTreeNode.cs
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// Copyright (c) 2011 AlphaSierraPapa for the SharpDevelop Team
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
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// software and associated documentation files (the "Software"), to deal in the Software
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// without restriction, including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
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// to whom the Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all copies or
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// substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
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// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using System; |
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using System.Collections.Immutable; |
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using System.Reflection.Metadata; |
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using ICSharpCode.Decompiler.Metadata; |
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using ICSharpCode.Decompiler.IL; |
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namespace ICSharpCode.Decompiler.Disassembler |
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{ |
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public class DisassemblerSignatureTypeProvider : ISignatureTypeProvider<Action<ILNameSyntax>, GenericContext> |
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{ |
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readonly PEFile module; |
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readonly MetadataReader metadata; |
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readonly ITextOutput output; |
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public DisassemblerSignatureTypeProvider(PEFile module, ITextOutput output) |
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{ |
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this.module = module ?? throw new ArgumentNullException(nameof(module)); |
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this.output = output ?? throw new ArgumentNullException(nameof(output)); |
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this.metadata = module.Metadata; |
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} |
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public Action<ILNameSyntax> GetArrayType(Action<ILNameSyntax> elementType, ArrayShape shape) |
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{ |
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return syntax => { |
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var syntaxForElementTypes = syntax == ILNameSyntax.SignatureNoNamedTypeParameters ? syntax : ILNameSyntax.Signature; |
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elementType(syntaxForElementTypes); |
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output.Write('['); |
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for (int i = 0; i < shape.Rank; i++) { |
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if (i > 0) |
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output.Write(", "); |
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if (i < shape.LowerBounds.Length || i < shape.Sizes.Length) { |
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int lower = 0; |
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if (i < shape.LowerBounds.Length) { |
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lower = shape.LowerBounds[i]; |
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output.Write(lower.ToString()); |
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} |
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output.Write("..."); |
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if (i < shape.Sizes.Length) |
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output.Write((lower + shape.Sizes[i] - 1).ToString()); |
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} |
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} |
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output.Write(']'); |
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}; |
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} |
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public Action<ILNameSyntax> GetByReferenceType(Action<ILNameSyntax> elementType) |
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{ |
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return syntax => { |
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var syntaxForElementTypes = syntax == ILNameSyntax.SignatureNoNamedTypeParameters ? syntax : ILNameSyntax.Signature; |
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elementType(syntaxForElementTypes); |
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output.Write('&'); |
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}; |
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} |
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public Action<ILNameSyntax> GetFunctionPointerType(MethodSignature<Action<ILNameSyntax>> signature) |
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{ |
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return syntax => { |
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output.Write("method "); |
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signature.ReturnType(syntax); |
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output.Write(" *("); |
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for (int i = 0; i < signature.ParameterTypes.Length; i++) { |
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if (i > 0) |
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output.Write(", "); |
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signature.ParameterTypes[i](syntax); |
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} |
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output.Write(')'); |
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}; |
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} |
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public Action<ILNameSyntax> GetGenericInstantiation(Action<ILNameSyntax> genericType, ImmutableArray<Action<ILNameSyntax>> typeArguments) |
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{ |
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return syntax => { |
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var syntaxForElementTypes = syntax == ILNameSyntax.SignatureNoNamedTypeParameters ? syntax : ILNameSyntax.Signature; |
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genericType(syntaxForElementTypes); |
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output.Write('<'); |
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for (int i = 0; i < typeArguments.Length; i++) { |
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if (i > 0) |
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output.Write(", "); |
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typeArguments[i](syntaxForElementTypes); |
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} |
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output.Write('>'); |
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}; |
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} |
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public Action<ILNameSyntax> GetGenericMethodParameter(GenericContext genericContext, int index) |
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{ |
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return syntax => { |
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output.Write("!!"); |
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WriteTypeParameter(genericContext.GetGenericMethodTypeParameterHandleOrNull(index), index, syntax); |
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}; |
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} |
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public Action<ILNameSyntax> GetGenericTypeParameter(GenericContext genericContext, int index) |
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{ |
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return syntax => { |
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output.Write("!"); |
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WriteTypeParameter(genericContext.GetGenericTypeParameterHandleOrNull(index), index, syntax); |
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}; |
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} |
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void WriteTypeParameter(GenericParameterHandle paramRef, int index, ILNameSyntax syntax) |
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{ |
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if (paramRef.IsNil || syntax == ILNameSyntax.SignatureNoNamedTypeParameters) |
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output.Write(index.ToString()); |
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else { |
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var param = metadata.GetGenericParameter(paramRef); |
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if (param.Name.IsNil) |
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output.Write(param.Index.ToString()); |
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else |
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output.Write(DisassemblerHelpers.Escape(metadata.GetString(param.Name))); |
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} |
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} |
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public Action<ILNameSyntax> GetModifiedType(Action<ILNameSyntax> modifier, Action<ILNameSyntax> unmodifiedType, bool isRequired) |
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{ |
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return syntax => { |
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unmodifiedType(syntax); |
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if (isRequired) |
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output.Write(" modreq"); |
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else |
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output.Write(" modopt"); |
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output.Write('('); |
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modifier(ILNameSyntax.TypeName); |
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output.Write(')'); |
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}; |
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} |
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public Action<ILNameSyntax> GetPinnedType(Action<ILNameSyntax> elementType) |
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{ |
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return syntax => { |
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var syntaxForElementTypes = syntax == ILNameSyntax.SignatureNoNamedTypeParameters ? syntax : ILNameSyntax.Signature; |
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elementType(syntaxForElementTypes); |
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output.Write(" pinned"); |
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}; |
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} |
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public Action<ILNameSyntax> GetPointerType(Action<ILNameSyntax> elementType) |
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{ |
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return syntax => { |
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var syntaxForElementTypes = syntax == ILNameSyntax.SignatureNoNamedTypeParameters ? syntax : ILNameSyntax.Signature; |
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elementType(syntaxForElementTypes); |
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output.Write('*'); |
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}; |
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} |
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public Action<ILNameSyntax> GetPrimitiveType(PrimitiveTypeCode typeCode) |
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{ |
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switch (typeCode) { |
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case PrimitiveTypeCode.SByte: |
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return syntax => output.Write("int8"); |
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case PrimitiveTypeCode.Int16: |
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return syntax => output.Write("int16"); |
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case PrimitiveTypeCode.Int32: |
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return syntax => output.Write("int32"); |
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case PrimitiveTypeCode.Int64: |
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return syntax => output.Write("int64"); |
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case PrimitiveTypeCode.Byte: |
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return syntax => output.Write("uint8"); |
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case PrimitiveTypeCode.UInt16: |
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return syntax => output.Write("uint16"); |
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case PrimitiveTypeCode.UInt32: |
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return syntax => output.Write("uint32"); |
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case PrimitiveTypeCode.UInt64: |
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return syntax => output.Write("uint64"); |
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case PrimitiveTypeCode.Single: |
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return syntax => output.Write("float32"); |
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case PrimitiveTypeCode.Double: |
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return syntax => output.Write("float64"); |
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case PrimitiveTypeCode.Void: |
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return syntax => output.Write("void"); |
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case PrimitiveTypeCode.Boolean: |
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return syntax => output.Write("bool"); |
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case PrimitiveTypeCode.String: |
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return syntax => output.Write("string"); |
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case PrimitiveTypeCode.Char: |
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return syntax => output.Write("char"); |
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case PrimitiveTypeCode.Object: |
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return syntax => output.Write("object"); |
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case PrimitiveTypeCode.IntPtr: |
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return syntax => output.Write("native int"); |
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case PrimitiveTypeCode.UIntPtr: |
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return syntax => output.Write("native uint"); |
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case PrimitiveTypeCode.TypedReference: |
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return syntax => output.Write("typedref"); |
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default: |
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throw new ArgumentOutOfRangeException(); |
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} |
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} |
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public Action<ILNameSyntax> GetSZArrayType(Action<ILNameSyntax> elementType) |
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{ |
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return syntax => { |
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var syntaxForElementTypes = syntax == ILNameSyntax.SignatureNoNamedTypeParameters ? syntax : ILNameSyntax.Signature; |
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elementType(syntaxForElementTypes); |
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output.Write('['); |
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output.Write(']'); |
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}; |
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} |
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public Action<ILNameSyntax> GetTypeFromDefinition(MetadataReader reader, TypeDefinitionHandle handle, byte rawTypeKind) |
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{ |
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return syntax => { |
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switch (rawTypeKind) { |
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case 0x00: |
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break; |
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case 0x11: |
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output.Write("valuetype "); |
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break; |
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case 0x12: |
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output.Write("class "); |
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break; |
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default: |
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throw new BadImageFormatException($"Unexpected rawTypeKind: {rawTypeKind} (0x{rawTypeKind:x})"); |
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} |
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((EntityHandle)handle).WriteTo(module, output, GenericContext.Empty); |
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}; |
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} |
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public Action<ILNameSyntax> GetTypeFromReference(MetadataReader reader, TypeReferenceHandle handle, byte rawTypeKind) |
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{ |
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return syntax => { |
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switch (rawTypeKind) { |
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case 0x00: |
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break; |
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case 0x11: |
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output.Write("valuetype "); |
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break; |
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case 0x12: |
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output.Write("class "); |
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break; |
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default: |
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throw new BadImageFormatException($"Unexpected rawTypeKind: {rawTypeKind} (0x{rawTypeKind:x})"); |
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} |
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((EntityHandle)handle).WriteTo(module, output, GenericContext.Empty); |
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}; |
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} |
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public Action<ILNameSyntax> GetTypeFromSpecification(MetadataReader reader, GenericContext genericContext, TypeSpecificationHandle handle, byte rawTypeKind) |
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{ |
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return reader.GetTypeSpecification(handle).DecodeSignature(this, genericContext); |
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} |
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} |
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} |
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