public static Param Read(BinaryStreamReader signatureBlobReader) { ElementType leadByte; var customMods = CustomMod.ReadCustomModArray(out leadByte, signatureBlobReader); switch (leadByte) { case ElementType.ByRef: leadByte = (ElementType)signatureBlobReader.ReadByte(); return(new ByRef { Type = Type.Read(leadByte, signatureBlobReader) }); case ElementType.TypedByRef: return(new TypedByRef()); default: return(new DirectType { Type = Type.Read(leadByte, signatureBlobReader) }); } }
public static CustomMod[] ReadCustomModArray(out ElementType leadByte, BinaryStreamReader signatureBlobReader) { List <CustomMod> customMods = null; leadByte = (ElementType)signatureBlobReader.ReadByte(); while (true) { var cmod = CustomMod.Read(signatureBlobReader, leadByte); if (cmod == null) { break; } if (customMods == null) { customMods = new List <CustomMod>(); } customMods.Add(cmod); } if (customMods == null) { return(null); } else { return(customMods.ToArray()); } }
public static CustomMod Read(BinaryStreamReader signatureBlobReader, ElementType leadByte) { CustomMod result; if (leadByte == ElementType.CMod_Opt) { result = new CustomMod(); result.Required = true; } else if (leadByte == ElementType.CMod_ReqD) { result = new CustomMod(); result.Required = false; } else { return null; } result.Type = signatureBlobReader.ReadTypeDefOrRefOrSpecEncoded(); return result; }
public static CustomMod Read(BinaryStreamReader signatureBlobReader, ElementType leadByte) { CustomMod result; if (leadByte == ElementType.CMod_Opt) { result = new CustomMod(); result.Required = true; } else if (leadByte == ElementType.CMod_ReqD) { result = new CustomMod(); result.Required = false; } else { return(null); } result.Type = signatureBlobReader.ReadTypeDefOrRefOrSpecEncoded(); return(result); }
public static Type Read(ElementType leadByte, BinaryStreamReader signatureBlobReader) { switch (leadByte) { case ElementType.End: break; case ElementType.Void: break; case ElementType.Boolean: return(Boolean.Instance); case ElementType.Char: return(Char.Instance); case ElementType.I1: return(I1.Instance); case ElementType.U1: return(U1.Instance); case ElementType.I2: return(I2.Instance); case ElementType.U2: return(U2.Instance); case ElementType.I4: return(I4.Instance); case ElementType.U4: return(U4.Instance); case ElementType.I8: return(I8.Instance); case ElementType.U8: return(U8.Instance); case ElementType.R4: return(R4.Instance); case ElementType.R8: return(R8.Instance); case ElementType.String: return(String.Instance); case ElementType.Ptr: ElementType ptrLeadByte; var ptrCustomMod = CustomMod.ReadCustomModArray(out ptrLeadByte, signatureBlobReader); Ptr resultPtr; if (ptrLeadByte == ElementType.Void) { resultPtr = Ptr.Void.Instance; } else { Type ptrType = Type.Read(ptrLeadByte, signatureBlobReader); resultPtr = new Ptr.Type { PtrType = ptrType }; } resultPtr.CustomMods = ptrCustomMod; return(resultPtr); case ElementType.ByRef: break; case ElementType.ValueType: var valueTypeTypeDefOrRefOrSpecEncoded = signatureBlobReader.ReadTypeDefOrRefOrSpecEncoded(); return(new ValueType { TypeDefOrRefEncoded = valueTypeTypeDefOrRefOrSpecEncoded }); case ElementType.Class: var classTypeDefOrRefOrSpecEncoded = signatureBlobReader.ReadTypeDefOrRefOrSpecEncoded(); return(new Class { TypeDefOrRefEncoded = classTypeDefOrRefOrSpecEncoded }); case ElementType.Var: uint?varNumber = signatureBlobReader.ReadCompressedUInt32(); return(new Var { Number = varNumber }); case ElementType.Array: // TODO: implement ArrayShape (ECMA-335 §23.2.13) throw new NotImplementedException("TODO: implement ArrayShape (ECMA-335 §23.2.13)."); case ElementType.GenericInst: var genericLeadByte = (ElementType)signatureBlobReader.ReadByte(); GenericInst genericInst; switch (genericLeadByte) { case ElementType.Class: genericInst = new GenericInst.Class(); break; case ElementType.ValueType: genericInst = new GenericInst.ValueType(); break; default: throw new BadImageFormatException("Invalid lead byte for " + ElementType.GenericInst + " class/valuetype value."); } var typeDefOrRefOrSpecEncoded = signatureBlobReader.ReadTypeDefOrRefOrSpecEncoded(); genericInst.TypeDefOrRefOrSpecEncoded = typeDefOrRefOrSpecEncoded; uint?genArgCount = signatureBlobReader.ReadCompressedUInt32(); if (genArgCount == null) { throw new BadImageFormatException("Invalid null value for GenArgCount value in " + ElementType.GenericInst + "."); } var genericInstTypes = new Type[genArgCount.Value]; for (int i = 0; i < genericInstTypes.Length; i++) { var genericInstTypeLeadByte = (ElementType)signatureBlobReader.ReadByte(); genericInstTypes[i] = Type.Read(genericInstTypeLeadByte, signatureBlobReader); } genericInst.Types = genericInstTypes; return(genericInst); case ElementType.TypedByRef: break; case ElementType.I: return(I.Instance); case ElementType.U: return(U.Instance); case ElementType.FnPtr: var methodDefSig = MethodSig.Read(signatureBlobReader); return(new FnPtr { MethodDefSig = methodDefSig }); case ElementType.Object: return(Object.Instance); case ElementType.SZArray: ElementType szArrayLeadByte; var szArrayCustomMod = CustomMod.ReadCustomModArray(out szArrayLeadByte, signatureBlobReader); var szArrayType = Type.Read(szArrayLeadByte, signatureBlobReader); return(new SZArray { CustomMods = szArrayCustomMod, Type = szArrayType }); case ElementType.MVar: uint?mvarNumber = signatureBlobReader.ReadCompressedUInt32(); return(new MVar { Number = mvarNumber }); case ElementType.CMod_ReqD: break; case ElementType.CMod_Opt: break; case ElementType.Internal: break; case ElementType.Modifier: break; case ElementType.Sentinel: break; case ElementType.Pinned: break; case ElementType.R4_Hfa: break; case ElementType.R8_Hfa: break; case ElementType.ArgumentType_: break; case ElementType.CustomAttribute_BoxedObject_: break; case ElementType.CustomAttribute_Field_: break; case ElementType.CustomAttribute_Property_: break; case ElementType.CustomAttribute_Enum_: break; default: break; } throw new BadImageFormatException("Invalid lead byte " + leadByte + "."); }