private void InitializeFieldDefinition(Cts.FieldDesc entity, Field record)
{
record.Name = HandleString(entity.Name);
record.Signature = new FieldSignature
{
Type = HandleType(entity.FieldType),
// TODO: CustomModifiers
};
record.Flags = GetFieldAttributes(entity);
var ecmaField = entity as Cts.Ecma.EcmaField;
if (ecmaField != null)
{
Ecma.MetadataReader reader = ecmaField.MetadataReader;
Ecma.FieldDefinition fieldDef = reader.GetFieldDefinition(ecmaField.Handle);
Ecma.ConstantHandle defaultValueHandle = fieldDef.GetDefaultValue();
if (!defaultValueHandle.IsNil)
{
record.DefaultValue = HandleConstant(ecmaField.Module, defaultValueHandle);
}
Ecma.CustomAttributeHandleCollection customAttributes = fieldDef.GetCustomAttributes();
if (customAttributes.Count > 0)
{
record.CustomAttributes = HandleCustomAttributes(ecmaField.Module, customAttributes);
}
}
// TODO: Offset
}
private Property HandleProperty(Cts.Ecma.EcmaModule module, Ecma.PropertyDefinitionHandle property)
{
Ecma.MetadataReader reader = module.MetadataReader;
Ecma.PropertyDefinition propDef = reader.GetPropertyDefinition(property);
Ecma.PropertyAccessors acc = propDef.GetAccessors();
Cts.MethodDesc getterMethod = acc.Getter.IsNil ? null : module.GetMethod(acc.Getter);
Cts.MethodDesc setterMethod = acc.Setter.IsNil ? null : module.GetMethod(acc.Setter);
bool getterHasMetadata = getterMethod != null && _policy.GeneratesMetadata(getterMethod);
bool setterHasMetadata = setterMethod != null && _policy.GeneratesMetadata(setterMethod);
// Policy: If neither the getter nor setter have metadata, property doesn't have metadata
if (!getterHasMetadata && !setterHasMetadata)
{
return(null);
}
Ecma.BlobReader sigBlobReader = reader.GetBlobReader(propDef.Signature);
Cts.PropertySignature sig = new Cts.Ecma.EcmaSignatureParser(module, sigBlobReader, Cts.NotFoundBehavior.Throw).ParsePropertySignature();
Property result = new Property
{
Name = HandleString(reader.GetString(propDef.Name)),
Flags = propDef.Attributes,
Signature = new PropertySignature
{
CallingConvention = sig.IsStatic ? CallingConventions.Standard : CallingConventions.HasThis,
Type = HandleType(sig.ReturnType)
},
};
result.Signature.Parameters.Capacity = sig.Length;
for (int i = 0; i < sig.Length; i++)
{
result.Signature.Parameters.Add(HandleType(sig[i]));
}
if (getterHasMetadata)
{
result.MethodSemantics.Add(new MethodSemantics
{
Attributes = MethodSemanticsAttributes.Getter,
Method = HandleMethodDefinition(getterMethod),
});
}
if (setterHasMetadata)
{
result.MethodSemantics.Add(new MethodSemantics
{
Attributes = MethodSemanticsAttributes.Setter,
Method = HandleMethodDefinition(setterMethod),
});
}
Ecma.ConstantHandle defaultValue = propDef.GetDefaultValue();
if (!defaultValue.IsNil)
{
result.DefaultValue = HandleConstant(module, defaultValue);
}
Ecma.CustomAttributeHandleCollection customAttributes = propDef.GetCustomAttributes();
if (customAttributes.Count > 0)
{
result.CustomAttributes = HandleCustomAttributes(module, customAttributes);
}
return(result);
}
private void InitializeMethodDefinition(Cts.MethodDesc entity, Method record)
{
record.Name = HandleString(entity.Name);
record.Signature = HandleMethodSignature(entity.Signature);
if (entity.HasInstantiation)
{
record.GenericParameters.Capacity = entity.Instantiation.Length;
foreach (var p in entity.Instantiation)
{
record.GenericParameters.Add(HandleGenericParameter((Cts.GenericParameterDesc)p));
}
}
var ecmaEntity = entity as Cts.Ecma.EcmaMethod;
if (ecmaEntity != null)
{
Ecma.MetadataReader reader = ecmaEntity.MetadataReader;
Ecma.MethodDefinition methodDef = reader.GetMethodDefinition(ecmaEntity.Handle);
Ecma.ParameterHandleCollection paramHandles = methodDef.GetParameters();
record.Parameters.Capacity = paramHandles.Count;
foreach (var paramHandle in paramHandles)
{
Ecma.Parameter param = reader.GetParameter(paramHandle);
Parameter paramRecord = new Parameter
{
Flags = param.Attributes,
Name = HandleString(reader.GetString(param.Name)),
Sequence = checked ((ushort)param.SequenceNumber)
};
Ecma.ConstantHandle defaultValue = param.GetDefaultValue();
if (!defaultValue.IsNil)
{
paramRecord.DefaultValue = HandleConstant(ecmaEntity.Module, defaultValue);
}
Ecma.CustomAttributeHandleCollection paramAttributes = param.GetCustomAttributes();
if (paramAttributes.Count > 0)
{
paramRecord.CustomAttributes = HandleCustomAttributes(ecmaEntity.Module, paramAttributes);
}
record.Parameters.Add(paramRecord);
}
Ecma.CustomAttributeHandleCollection attributes = methodDef.GetCustomAttributes();
if (attributes.Count > 0)
{
record.CustomAttributes = HandleCustomAttributes(ecmaEntity.Module, attributes);
}
}
else
{
throw new NotImplementedException();
}
record.Flags = GetMethodAttributes(entity);
record.ImplFlags = GetMethodImplAttributes(entity);
//TODO: RVA
}
private MetadataRecord HandleConstant(Cts.Ecma.EcmaModule module, Ecma.ConstantHandle constantHandle)
{
Ecma.MetadataReader reader = module.MetadataReader;
Ecma.Constant constant = reader.GetConstant(constantHandle);
Ecma.BlobReader blob = reader.GetBlobReader(constant.Value);
switch (constant.TypeCode)
{
case ConstantTypeCode.Boolean:
return(new ConstantBooleanValue {
Value = blob.ReadBoolean()
});
case ConstantTypeCode.Byte:
return(new ConstantByteValue {
Value = blob.ReadByte()
});
case ConstantTypeCode.Char:
return(new ConstantCharValue {
Value = blob.ReadChar()
});
case ConstantTypeCode.Double:
return(new ConstantDoubleValue {
Value = blob.ReadDouble()
});
case ConstantTypeCode.Int16:
return(new ConstantInt16Value {
Value = blob.ReadInt16()
});
case ConstantTypeCode.Int32:
return(new ConstantInt32Value {
Value = blob.ReadInt32()
});
case ConstantTypeCode.Int64:
return(new ConstantInt64Value {
Value = blob.ReadInt64()
});
case ConstantTypeCode.SByte:
return(new ConstantSByteValue {
Value = blob.ReadSByte()
});
case ConstantTypeCode.Single:
return(new ConstantSingleValue {
Value = blob.ReadSingle()
});
case ConstantTypeCode.String:
return(HandleString(blob.ReadUTF16(blob.Length)));
case ConstantTypeCode.UInt16:
return(new ConstantUInt16Value {
Value = blob.ReadUInt16()
});
case ConstantTypeCode.UInt32:
return(new ConstantUInt32Value {
Value = blob.ReadUInt32()
});
case ConstantTypeCode.UInt64:
return(new ConstantUInt64Value {
Value = blob.ReadUInt64()
});
case ConstantTypeCode.NullReference:
return(new ConstantReferenceValue());
default:
throw new BadImageFormatException();
}
}