public override bool VisitFieldDecl(Field field)
{
if (!VisitDeclaration(field))
return false;
var type = field.Type;
Declaration decl;
type.TryGetDeclaration(out decl);
string msg = "internal";
if (decl == null || (decl.GenerationKind != GenerationKind.Internal && !HasInvalidType(type, out msg)))
return false;
field.GenerationKind = GenerationKind.Internal;
var @class = (Class)field.Namespace;
var cppTypePrinter = new CppTypePrinter();
var typeName = type.Visit(cppTypePrinter);
Log.Debug("Field '{0}::{1}' was ignored due to {2} type '{3}'",
@class.Name, field.Name, msg, typeName);
return true;
}
private bool IsStdType(QualifiedType type)
{
var typePrinter = new CppTypePrinter(Driver.TypeDatabase);
var typeName = type.Visit(typePrinter);
return typeName.Contains("std::");
}
public void TestPrintingSpecializationWithConstValue()
{
var template = AstContext.FindDecl <ClassTemplate>("TestSpecializationArguments").First();
var cppTypePrinter = new CppTypePrinter {
ScopeKind = TypePrintScopeKind.Qualified
};
Assert.That(template.Specializations.Last().Visit(cppTypePrinter).Type,
Is.EqualTo("TestSpecializationArguments<const TestASTEnumItemByName>"));
}
public void TestPrintNestedInSpecialization()
{
var template = AstContext.FindDecl <ClassTemplate>("TestTemplateClass").First();
var cppTypePrinter = new CppTypePrinter {
ScopeKind = TypePrintScopeKind.Qualified
};
Assert.That(template.Specializations[3].Classes.First().Visit(cppTypePrinter).Type,
Is.EqualTo("TestTemplateClass<Math::Complex>::NestedInTemplate"));
}
public void TestPrintQualifiedSpecialization()
{
var functionWithSpecializationArg = AstContext.FindFunction("functionWithSpecializationArg").First();
var cppTypePrinter = new CppTypePrinter {
ScopeKind = TypePrintScopeKind.Qualified
};
Assert.That(functionWithSpecializationArg.Parameters[0].Visit(cppTypePrinter).Type,
Is.EqualTo("const TestTemplateClass<int>"));
}
public override bool VisitPointerType(PointerType pointer, TypeQualifiers quals)
{
if (!VisitType(pointer, quals))
{
return(false);
}
var pointee = pointer.Pointee.Desugar();
if (pointee is FunctionType)
{
var cppTypePrinter = new CppTypePrinter();
var cppTypeName = pointer.Visit(cppTypePrinter, quals);
return(VisitDelegateType(cppTypeName));
}
Enumeration @enum;
if (pointee.TryGetEnum(out @enum))
{
var isRef = Context.Parameter.Usage == ParameterUsage.Out ||
Context.Parameter.Usage == ParameterUsage.InOut;
ArgumentPrefix.Write("&");
Context.Return.Write("(::{0}){1}{2}", @enum.QualifiedOriginalName,
isRef ? string.Empty : "*", Context.Parameter.Name);
return(true);
}
Class @class;
if (pointee.TryGetClass(out @class) && @class.IsValueType)
{
if (Context.Function == null)
{
Context.Return.Write("&");
}
return(pointer.QualifiedPointee.Visit(this));
}
var finalPointee = pointer.GetFinalPointee();
if (finalPointee.IsPrimitiveType())
{
var cppTypePrinter = new CppTypePrinter();
var cppTypeName = pointer.Visit(cppTypePrinter, quals);
Context.Return.Write("({0})", cppTypeName);
Context.Return.Write(Context.Parameter.Name);
return(true);
}
return(pointer.QualifiedPointee.Visit(this));
}
public SymbolsCodeGenerator(BindingContext context, IEnumerable <TranslationUnit> units)
: base(context, units)
{
cppTypePrinter = new CppTypePrinter(Context)
{
ScopeKind = TypePrintScopeKind.Qualified,
ResolveTypedefs = true
};
cppTypePrinter.PushContext(TypePrinterContextKind.Native);
}
public override bool VisitEnumDecl(Enumeration @enum)
{
var typePrinter = new CppTypePrinter(Context.Context);
typePrinter.PushContext(TypePrinterContextKind.Managed);
var typeName = typePrinter.VisitDeclaration(@enum);
Context.Return.Write($"({typeName}){Context.ReturnVarName}");
return(true);
}
public void TestVolatile()
{
var cppTypePrinter = new CppTypePrinter {
PrintScopeKind = TypePrintScopeKind.Qualified
};
var builtin = new BuiltinType(PrimitiveType.Char);
var pointee = new QualifiedType(builtin, new TypeQualifiers {
IsConst = true, IsVolatile = true
});
var type = pointee.Visit(cppTypePrinter);
Assert.That(type, Is.EqualTo("const volatile char"));
}
public override bool VisitTemplateSpecializationType(TemplateSpecializationType template, TypeQualifiers quals)
{
if (AlreadyVisited(template) || template.Template.Access == AccessSpecifier.Private)
return false;
if (template.Arguments.Select(a => a.Type.Type.Desugar()).All(t => t.IsAddress() && !t.GetFinalPointee().IsDependent))
{
var cppTypePrinter = new CppTypePrinter { PrintScopeKind = CppTypePrintScopeKind.Qualified };
templateInstantiations.Add(string.Format("{0}<{1}>", template.Template.Name,
string.Join(", ", template.Arguments.Select(a => a.Type.Type.Visit(cppTypePrinter)))));
}
return true;
}
public override void CLIMarshalToNative(MarshalContext ctx)
{
var templateType = Type as TemplateSpecializationType;
var type = templateType.Arguments[0].Type;
var entryString = (ctx.Parameter != null) ? ctx.Parameter.Name
: ctx.ArgName;
var tmpVarName = "_tmp" + entryString;
var cppTypePrinter = new CppTypePrinter(ctx.Driver.TypeDatabase);
var nativeType = type.Type.Visit(cppTypePrinter);
ctx.SupportBefore.WriteLine("auto {0} = std::vector<{1}>();",
tmpVarName, nativeType);
ctx.SupportBefore.WriteLine("for each({0} _element in {1})",
type.ToString(), entryString);
ctx.SupportBefore.WriteStartBraceIndent();
{
var param = new Parameter
{
Name = "_element",
QualifiedType = type
};
var elementCtx = new MarshalContext(ctx.Driver)
{
Parameter = param,
ArgName = param.Name,
};
var marshal = new CLIMarshalManagedToNativePrinter(elementCtx);
type.Type.Visit(marshal);
if (!string.IsNullOrWhiteSpace(marshal.Context.SupportBefore))
{
ctx.SupportBefore.Write(marshal.Context.SupportBefore);
}
ctx.SupportBefore.WriteLine("auto _marshalElement = {0};",
marshal.Context.Return);
ctx.SupportBefore.WriteLine("{0}.push_back(_marshalElement);",
tmpVarName);
}
ctx.SupportBefore.WriteCloseBraceIndent();
ctx.Return.Write(tmpVarName);
}
public override bool VisitFieldDecl(Field field)
{
if (field.Ignore)
return false;
var typePrinter = new CppTypePrinter(Driver.TypeDatabase);
var typeName = field.QualifiedType.Visit(typePrinter);
if (!typeName.Contains("std::"))
return false;
field.ExplicityIgnored = true;
return true;
}
public void TestPrintingConstPointerWithConstType()
{
var cppTypePrinter = new CppTypePrinter {
PrintScopeKind = TypePrintScopeKind.Qualified
};
var builtin = new BuiltinType(PrimitiveType.Char);
var pointee = new QualifiedType(builtin, new TypeQualifiers {
IsConst = true
});
var pointer = new QualifiedType(new PointerType(pointee), new TypeQualifiers {
IsConst = true
});
var type = pointer.Visit(cppTypePrinter);
Assert.That(type, Is.EqualTo("const char* const"));
}
public void TestPrintingConstPointerWithConstType()
{
var template = AstContext.FindDecl <ClassTemplate>("TestSpecializationArguments").First();
var cppTypePrinter = new CppTypePrinter {
PrintScopeKind = CppTypePrintScopeKind.Qualified
};
var builtin = new BuiltinType(PrimitiveType.Char);
var pointee = new QualifiedType(builtin, new TypeQualifiers {
IsConst = true
});
var pointer = new QualifiedType(new PointerType(pointee), new TypeQualifiers {
IsConst = true
});
var type = pointer.Visit(cppTypePrinter);
Assert.AreEqual(type, "const char* const");
}
public override bool VisitTypedefType(TypedefType typedef, TypeQualifiers quals)
{
var decl = typedef.Declaration;
TypeMap typeMap;
if (Context.Context.TypeMaps.FindTypeMap(decl.Type, out typeMap) &&
typeMap.DoesMarshalling)
{
typeMap.CppMarshalToNative(Context);
return(typeMap.IsValueType);
}
FunctionType func;
if (decl.Type.IsPointerTo(out func))
{
var typePrinter = new CppTypePrinter(Context.Context);
typePrinter.PushContext(TypePrinterContextKind.Native);
var declName = decl.Visit(typePrinter);
typePrinter.PopContext();
// Use the original typedef name if available, otherwise just use the function pointer type
string cppTypeName;
if (!decl.IsSynthetized)
{
cppTypeName = "::" + typedef.Declaration.QualifiedOriginalName;
}
else
{
cppTypeName = decl.Type.Visit(typePrinter, quals);
}
VisitDelegateType(cppTypeName);
return(true);
}
PrimitiveType primitive;
if (decl.Type.IsPrimitiveType(out primitive))
{
Context.Return.Write($"(::{typedef.Declaration.QualifiedOriginalName})");
}
return(decl.Type.Visit(this));
}
public override bool VisitTemplateSpecializationType(TemplateSpecializationType template, TypeQualifiers quals)
{
if (AlreadyVisited(template) || template.Template.Access == AccessSpecifier.Private)
{
return(false);
}
if (template.Arguments.Select(a => a.Type.Type.Desugar()).All(t => t.IsAddress() && !t.GetFinalPointee().IsDependent))
{
var cppTypePrinter = new CppTypePrinter {
PrintScopeKind = CppTypePrintScopeKind.Qualified
};
templateInstantiations.Add(string.Format("{0}<{1}>", template.Template.Name,
string.Join(", ", template.Arguments.Select(a => a.Type.Type.Visit(cppTypePrinter)))));
}
return(true);
}
public Documentation(string docsPath, string module, Dictionary<Type, List<TypedefDecl>> typeDefsPerType)
{
this.documentation = Get(docsPath, module);
CppTypePrinter cppTypePrinter = new CppTypePrinter(new TypeMapDatabase());
cppTypePrinter.PrintKind = CppTypePrintKind.Local;
this.typeDefsPerType = new Dictionary<string, List<TypedefDecl>>();
foreach (KeyValuePair<Type, List<TypedefDecl>> typeTypeDefs in typeDefsPerType)
{
if (!(typeTypeDefs.Key is DependentNameType) && !(typeTypeDefs.Key is InjectedClassNameType))
{
string typeName = typeTypeDefs.Key.Visit(cppTypePrinter);
if (!this.typeDefsPerType.ContainsKey(typeName))
{
this.typeDefsPerType.Add(typeName, typeTypeDefs.Value);
}
}
}
}
public override bool VisitFieldDecl(Field field)
{
if (field.Ignore)
{
return(false);
}
var typePrinter = new CppTypePrinter(Driver.TypeDatabase);
var typeName = field.QualifiedType.Visit(typePrinter);
if (!typeName.Contains("std::"))
{
return(false);
}
field.ExplicityIgnored = true;
return(true);
}
private static void DisableSingleTypeMap(Class mapped, BindingContext context)
{
var names = new List <string> {
mapped.OriginalName
};
foreach (TypePrintScopeKind kind in Enum.GetValues(typeof(TypePrintScopeKind)))
{
var cppTypePrinter = new CppTypePrinter {
ScopeKind = kind
};
names.Add(mapped.Visit(cppTypePrinter));
}
foreach (var name in names.Where(context.TypeMaps.TypeMaps.ContainsKey))
{
context.TypeMaps.TypeMaps[name].IsEnabled = false;
}
}
private bool TryMatch(Function function, string docs, bool markObsolete, bool completeSignature = true)
{
const string memberDoc = @"\n{{2}}(\[(\w+\s*)+\] )?([\w :*&<>,]+)?(({0}(\s*&)?::)| ){1}(const)?( \[(\w+\s*)+\])?\n(?<docs>\w.*?)(\n\s*){{1,2}}((\n\s*){{2}})";
const string separator = @",\s*";
StringBuilder signatureRegex = new StringBuilder(Regex.Escape(function.OriginalName)).Append(@"\s*\(\s*(");
bool anyArgs = false;
CppTypePrinter cppTypePrinter = new CppTypePrinter(new TypeMapDatabase());
cppTypePrinter.PrintScopeKind = CppTypePrintScopeKind.Local;
foreach (string argType in function.Parameters.Where(p => p.Kind == ParameterKind.Regular).Select(p => p.Type.Visit(cppTypePrinter)))
{
if (!anyArgs)
{
signatureRegex.Append("?<args>");
anyArgs = true;
}
signatureRegex.Append(this.GetTypeRegex(argType, completeSignature)).Append(@"(\s+\w+(\s*=\s*[^,\r\n]+(\(\s*\))?)?)?");
signatureRegex.Append(separator);
}
if (anyArgs)
{
signatureRegex.Insert(signatureRegex.Length - separator.Length, '(');
}
else
{
signatureRegex.Append('(');
}
signatureRegex.Append(@"[\w :*&<>]+\s*=\s*[^,\r\n]+(\(\s*\))?(,\s*)?)*)\s*(,\s*\.{3}\s*)?\)\s*");
Match match = Regex.Match(docs, string.Format(memberDoc, function.Namespace.Name, signatureRegex),
RegexOptions.Singleline | RegexOptions.ExplicitCapture);
if (match.Success)
{
function.Comment = new RawComment();
function.Comment.BriefText = match.Groups["docs"].Value;
FillMissingParameterNames(function, match.Groups["args"].Value);
if (markObsolete)
{
AddObsoleteAttribute(function);
}
return(true);
}
return(false);
}
public Documentation(string docsPath, string module, Dictionary <Type, List <TypedefDecl> > typeDefsPerType)
{
this.documentation = Get(docsPath, module);
CppTypePrinter cppTypePrinter = new CppTypePrinter(new TypeMapDatabase());
cppTypePrinter.PrintScopeKind = CppTypePrintScopeKind.Local;
this.typeDefsPerType = new Dictionary <string, List <TypedefDecl> >();
foreach (KeyValuePair <Type, List <TypedefDecl> > typeTypeDefs in typeDefsPerType)
{
if (!(typeTypeDefs.Key is DependentNameType) && !(typeTypeDefs.Key is InjectedClassNameType))
{
string typeName = typeTypeDefs.Key.Visit(cppTypePrinter);
if (!this.typeDefsPerType.ContainsKey(typeName))
{
this.typeDefsPerType.Add(typeName, typeTypeDefs.Value);
}
}
}
}
private void DocumentQtProperty(Property property)
{
string file = GetFileForDeclarationContext(property.Namespace);
if (this.documentation.ContainsKey(file))
{
string docs = this.documentation[file];
CppTypePrinter cppTypePrinter = new CppTypePrinter(new TypeMapDatabase());
cppTypePrinter.PrintScopeKind = CppTypePrintScopeKind.Local;
string type = property.Type.Visit(cppTypePrinter);
Match match = Regex.Match(docs, "Property Documentation.*" + property.Name + @" : (const )?(\w+::)?" + type.Replace("*", @"\s*\*") +
@"(\s+const)?\n(?<docs>.*?)\nAccess functions:", RegexOptions.Singleline | RegexOptions.ExplicitCapture);
if (match.Success)
{
property.Comment = new RawComment();
property.Comment.BriefText = match.Groups["docs"].Value;
}
}
}
public void TestPrintingConstPointerWithConstType()
{
var cppTypePrinter = new CppTypePrinter(Context)
{
ResolveTypeMaps = false
};
cppTypePrinter.PushScope(TypePrintScopeKind.Qualified);
var builtin = new BuiltinType(PrimitiveType.Char);
var pointee = new QualifiedType(builtin, new TypeQualifiers {
IsConst = true
});
var pointer = new QualifiedType(new PointerType(pointee), new TypeQualifiers {
IsConst = true
});
string type = pointer.Visit(cppTypePrinter);
Assert.That(type, Is.EqualTo("const char* const"));
}
public override bool VisitClassTemplateSpecializationDecl(ClassTemplateSpecialization specialization)
{
if (!specialization.IsDependent &&
(!specialization.TranslationUnit.IsSystemHeader ||
specialization.IsSupportedStdSpecialization()))
{
var cppTypePrinter = new CppTypePrinter
{
PrintScopeKind = CppTypePrintScopeKind.Qualified,
PrintLogicalNames = true
};
var cppCode = specialization.Visit(cppTypePrinter);
var module = specialization.TranslationUnit.Module;
if (templateInstantiations.ContainsKey(module))
templateInstantiations[module].Add(cppCode);
else
templateInstantiations.Add(module, new HashSet<string> { cppCode });
}
return true;
}
void GenerateGetHashCode(Class @class, Block block)
{
var hashcodeOverride = @class.Methods.FirstOrDefault(m =>
{
var expansions = m.PreprocessedEntities.OfType <MacroExpansion>();
return(expansions.Any(e => e.Text == "FLD_HASHCODE"));
});
if (hashcodeOverride == null)
{
return;
}
var cppTypePrinter = new CppTypePrinter(Driver.TypeDatabase);
var classCppType = @class.Visit(cppTypePrinter);
block.Text.StringBuilder.Clear();
block.WriteLine("return (({0}*)NativePtr)->{1}();",
classCppType, hashcodeOverride.OriginalName);
}
public void HandleRefOutNonDefaultIntegerEnum(Enumeration @enum)
{
// This deals with marshaling of managed enums with non-C default
// backing types (ie. enum : short).
// Unlike C++ or Objective-C, C enums always have the default integer
// type size, so we need to create a local variable of the right type
// for marshaling with the managed runtime and cast it back to the
// correct type.
var backingType = @enum.BuiltinType.Type;
var typePrinter = new CppTypePrinter();
var integerType = typePrinter.VisitPrimitiveType(backingType);
var newArgName = CGenerator.GenId(Context.ArgName);
Context.SupportBefore.WriteLine("{0} {1} = *(({0}*) {2});",
integerType, newArgName, Context.ArgName);
Context.Return.Write("&{0}", newArgName);
Context.SupportAfter.WriteLine("*{0} = ({1}) {2};", Context.ArgName,
@enum.QualifiedName, newArgName);
}
public override void GenerateClassEvents(Class @class)
{
foreach (var @event in @class.Events)
{
if ([email protected])
{
continue;
}
var cppTypePrinter = new CppTypePrinter(Context);
cppTypePrinter.PushContext(TypePrinterContextKind.Native);
var cppArgs = cppTypePrinter.VisitParameters(@event.Parameters, hasNames: true);
WriteLine("private:");
Indent();
var delegateName = string.Format("_{0}Delegate", @event.Name);
WriteLine("delegate void {0}({1});", delegateName, cppArgs);
WriteLine("{0}^ {0}Instance;", delegateName);
WriteLine("void _{0}Raise({1});", @event.Name, cppArgs);
WriteLine("{0} _{1};", @event.Type, @event.Name);
Unindent();
WriteLine("public:");
Indent();
WriteLine("event {0} {1}", @event.Type, @event.Name);
WriteOpenBraceAndIndent();
WriteLine("void add({0} evt);", @event.Type);
WriteLine("void remove({0} evt);", @event.Type);
var cliTypePrinter = new CLITypePrinter(Context);
var cliArgs = cliTypePrinter.VisitParameters(@event.Parameters, hasNames: true);
WriteLine("void raise({0});", cliArgs);
UnindentAndWriteCloseBrace();
Unindent();
}
}
public override bool VisitClassDecl(Class @class)
{
if (!base.VisitClassDecl(@class) || [email protected])
return false;
var cppTypePrinter = new CppTypePrinter
{
PrintScopeKind = CppTypePrintScopeKind.Qualified,
PrintLogicalNames = true
};
foreach (var specialization in @class.Specializations.Where(s => !s.IsDependent && !s.Ignore))
{
var cppCode = specialization.Visit(cppTypePrinter);
var module = specialization.TranslationUnit.Module;
if (templateInstantiations.ContainsKey(module))
templateInstantiations[module].Add(cppCode);
else
templateInstantiations.Add(module, new HashSet<string> { cppCode });
}
return true;
}
public override bool VisitPointerType(PointerType pointer, TypeQualifiers quals)
{
var pointee = pointer.Pointee;
if ((pointee.IsPrimitiveType(PrimitiveType.Char) ||
pointee.IsPrimitiveType(PrimitiveType.WideChar)) &&
pointer.QualifiedPointee.Qualifiers.IsConst)
{
Context.SupportBefore.WriteLine(
"auto _{0} = clix::marshalString<clix::E_UTF8>({1});",
Context.ArgName, Context.Parameter.Name);
Context.Return.Write("_{0}.c_str()", Context.ArgName);
return(true);
}
if (pointee is FunctionType)
{
var function = pointee as FunctionType;
var cppTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase);
var cppTypeName = pointer.Visit(cppTypePrinter, quals);
return(VisitDelegateType(function, cppTypeName));
}
PrimitiveType primitive;
if (pointee.Desugar().IsPrimitiveType(out primitive))
{
var cppTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase);
var cppTypeName = pointer.Visit(cppTypePrinter, quals);
Context.Return.Write("({0})", cppTypeName);
Context.Return.Write("{0}.ToPointer()", Context.Parameter.Name);
return(true);
}
return(pointee.Visit(this, quals));
}
public void GenerateClassEvents(Class @class)
{
foreach (var @event in @class.Events)
{
if ([email protected])
{
continue;
}
var cppTypePrinter = new CppTypePrinter(Driver.TypeDatabase);
var cppArgs = cppTypePrinter.VisitParameters(@event.Parameters, hasNames: true);
WriteLine("private:");
PushIndent();
var delegateName = string.Format("_{0}Delegate", @event.Name);
WriteLine("delegate void {0}({1});", delegateName, cppArgs);
WriteLine("{0}^ {0}Instance;", delegateName);
WriteLine("void _{0}Raise({1});", @event.Name, cppArgs);
WriteLine("{0} _{1};", @event.Type, @event.Name);
PopIndent();
WriteLine("public:");
PushIndent();
WriteLine("event {0} {1}", @event.Type, @event.Name);
WriteStartBraceIndent();
WriteLine("void add({0} evt);", @event.Type);
WriteLine("void remove({0} evt);", @event.Type);
var cliTypePrinter = new CLITypePrinter(Driver);
var cliArgs = cliTypePrinter.VisitParameters(@event.Parameters, hasNames: true);
WriteLine("void raise({0});", cliArgs);
WriteCloseBraceIndent();
PopIndent();
}
}
void SetupTypePrinter()
{
CppSharp.AST.Type.TypePrinterDelegate = type =>
{
CppTypePrintFlavorKind kind = CppTypePrintFlavorKind.Cpp;
switch (Options.GeneratorKind)
{
case GeneratorKind.C:
kind = CppTypePrintFlavorKind.C;
break;
case GeneratorKind.ObjectiveC:
kind = CppTypePrintFlavorKind.ObjC;
break;
}
var typePrinter = new CppTypePrinter {
PrintFlavorKind = kind
};
return(type.Visit(typePrinter));
};
}
public override bool VisitTypedefType(TypedefType typedef, TypeQualifiers quals)
{
var decl = typedef.Declaration;
TypeMap typeMap;
if (Context.Driver.TypeDatabase.FindTypeMap(decl, out typeMap) && typeMap.DoesMarshalling)
{
typeMap.CLIMarshalToNative(Context);
return typeMap.IsValueType;
}
FunctionType func;
if (decl.Type.IsPointerTo(out func))
{
// Use the original typedef name if available, otherwise just use the function pointer type
string cppTypeName;
if (!decl.IsSynthetized)
cppTypeName = "::" + typedef.Declaration.QualifiedOriginalName;
else
{
var cppTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase);
cppTypeName = decl.Type.Visit(cppTypePrinter, quals);
}
VisitDelegateType(func, cppTypeName);
return true;
}
PrimitiveType primitive;
if (decl.Type.IsPrimitiveType(out primitive))
{
Context.Return.Write("(::{0})", typedef.Declaration.QualifiedOriginalName);
}
return decl.Type.Visit(this);
}
public override bool VisitPointerType(PointerType pointer, TypeQualifiers quals)
{
if (!VisitType(pointer, quals))
return false;
var pointee = pointer.Pointee.Desugar();
if ((pointee.IsPrimitiveType(PrimitiveType.Char) ||
pointee.IsPrimitiveType(PrimitiveType.WideChar)) &&
pointer.QualifiedPointee.Qualifiers.IsConst)
{
Context.SupportBefore.WriteLine(
"auto _{0} = clix::marshalString<clix::E_UTF8>({1});",
Context.ArgName, Context.Parameter.Name);
Context.Return.Write("_{0}.c_str()", Context.ArgName);
return true;
}
if (pointee is FunctionType)
{
var function = pointee as FunctionType;
var cppTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase);
var cppTypeName = pointer.Visit(cppTypePrinter, quals);
return VisitDelegateType(function, cppTypeName);
}
Enumeration @enum;
if (pointee.TryGetEnum(out @enum))
{
var isRef = Context.Parameter.Usage == ParameterUsage.Out ||
Context.Parameter.Usage == ParameterUsage.InOut;
ArgumentPrefix.Write("&");
Context.Return.Write("(::{0}){1}{2}", @enum.QualifiedOriginalName,
isRef ? string.Empty : "*", Context.Parameter.Name);
return true;
}
Class @class;
if (pointee.TryGetClass(out @class) && @class.IsValueType)
{
if (Context.Function == null)
Context.Return.Write("&");
return pointee.Visit(this, quals);
}
var finalPointee = pointer.GetFinalPointee();
if (finalPointee.IsPrimitiveType())
{
var cppTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase);
var cppTypeName = pointer.Visit(cppTypePrinter, quals);
Context.Return.Write("({0})", cppTypeName);
Context.Return.Write(Context.Parameter.Name);
return true;
}
return pointer.Pointee.Visit(this, quals);
}
public override void CLIMarshalToNative(MarshalContext ctx)
{
var templateType = Type as TemplateSpecializationType;
var type = templateType.Arguments[0].Type;
var isPointerToPrimitive = type.Type.IsPointerToPrimitiveType();
var managedType = isPointerToPrimitive
? new CILType(typeof(System.IntPtr))
: type.Type;
var entryString = (ctx.Parameter != null) ? ctx.Parameter.Name
: ctx.ArgName;
var tmpVarName = "_tmp" + entryString;
var cppTypePrinter = new CppTypePrinter();
var nativeType = type.Type.Visit(cppTypePrinter);
ctx.SupportBefore.WriteLine("auto {0} = std::vector<{1}>();",
tmpVarName, nativeType);
ctx.SupportBefore.WriteLine("for each({0} _element in {1})",
managedType, entryString);
ctx.SupportBefore.WriteStartBraceIndent();
{
var param = new Parameter
{
Name = "_element",
QualifiedType = type
};
var elementCtx = new MarshalContext(ctx.Context)
{
Parameter = param,
ArgName = param.Name,
};
var marshal = new CLIMarshalManagedToNativePrinter(elementCtx);
type.Type.Visit(marshal);
if (!string.IsNullOrWhiteSpace(marshal.Context.SupportBefore))
ctx.SupportBefore.Write(marshal.Context.SupportBefore);
if (isPointerToPrimitive)
ctx.SupportBefore.WriteLine("auto _marshalElement = {0}.ToPointer();",
marshal.Context.Return);
else
ctx.SupportBefore.WriteLine("auto _marshalElement = {0};",
marshal.Context.Return);
ctx.SupportBefore.WriteLine("{0}.push_back(_marshalElement);",
tmpVarName);
}
ctx.SupportBefore.WriteCloseBraceIndent();
ctx.Return.Write(tmpVarName);
}
public override bool VisitPointerType(PointerType pointer, TypeQualifiers quals)
{
if (!VisitType(pointer, quals))
return false;
var pointee = pointer.Pointee.Desugar();
if (pointee.IsPrimitiveType(PrimitiveType.Void))
{
Context.Return.Write("::System::IntPtr({0})", Context.ReturnVarName);
return true;
}
if (CSharpTypePrinter.IsConstCharString(pointer))
{
Context.Return.Write(MarshalStringToManaged(Context.ReturnVarName,
pointer.Pointee.Desugar() as BuiltinType));
return true;
}
PrimitiveType primitive;
var param = Context.Parameter;
if (param != null && (param.IsOut || param.IsInOut) &&
pointee.IsPrimitiveType(out primitive))
{
Context.Return.Write(Context.ReturnVarName);
return true;
}
if (pointee.IsPrimitiveType(out primitive))
{
var returnVarName = Context.ReturnVarName;
if (quals.IsConst != Context.ReturnType.Qualifiers.IsConst)
{
var nativeTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase, false);
var returnType = Context.ReturnType.Type.Desugar();
var constlessPointer = new PointerType()
{
IsDependent = pointer.IsDependent,
Modifier = pointer.Modifier,
QualifiedPointee = new QualifiedType(returnType.GetPointee())
};
var nativeConstlessTypeName = constlessPointer.Visit(nativeTypePrinter, new TypeQualifiers());
returnVarName = string.Format("const_cast<{0}>({1})",
nativeConstlessTypeName, Context.ReturnVarName);
}
if (pointer.Pointee is TypedefType)
{
var desugaredPointer = new PointerType()
{
IsDependent = pointer.IsDependent,
Modifier = pointer.Modifier,
QualifiedPointee = new QualifiedType(pointee)
};
var nativeTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase);
var nativeTypeName = desugaredPointer.Visit(nativeTypePrinter, quals);
Context.Return.Write("reinterpret_cast<{0}>({1})", nativeTypeName,
returnVarName);
}
else
Context.Return.Write(returnVarName);
return true;
}
TypeMap typeMap = null;
Context.Driver.TypeDatabase.FindTypeMap(pointee, out typeMap);
Class @class;
if (pointee.TryGetClass(out @class) && typeMap == null)
{
var instance = (pointer.IsReference) ? "&" + Context.ReturnVarName
: Context.ReturnVarName;
WriteClassInstance(@class, instance);
return true;
}
return pointer.Pointee.Visit(this, quals);
}
public override bool VisitPointerType(PointerType pointer, TypeQualifiers quals)
{
if (!VisitType(pointer, quals))
{
return(false);
}
var pointee = pointer.Pointee.Desugar();
if ((pointee.IsPrimitiveType(PrimitiveType.Char) ||
pointee.IsPrimitiveType(PrimitiveType.WideChar)) &&
pointer.QualifiedPointee.Qualifiers.IsConst)
{
Context.SupportBefore.WriteLine(
"auto _{0} = clix::marshalString<clix::E_UTF8>({1});",
Context.ArgName, Context.Parameter.Name);
Context.Return.Write("_{0}.c_str()", Context.ArgName);
return(true);
}
if (pointee is FunctionType)
{
var function = pointee as FunctionType;
var cppTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase);
var cppTypeName = pointer.Visit(cppTypePrinter, quals);
return(VisitDelegateType(function, cppTypeName));
}
Enumeration @enum;
if (pointee.TryGetEnum(out @enum))
{
var isRef = Context.Parameter.Usage == ParameterUsage.Out ||
Context.Parameter.Usage == ParameterUsage.InOut;
ArgumentPrefix.Write("&");
Context.Return.Write("(::{0}){1}{2}", @enum.QualifiedOriginalName,
isRef ? string.Empty : "*", Context.Parameter.Name);
return(true);
}
Class @class;
if (pointee.TryGetClass(out @class) && @class.IsValueType)
{
if (Context.Function == null)
{
Context.Return.Write("&");
}
return(pointee.Visit(this, quals));
}
var finalPointee = pointer.GetFinalPointee();
if (finalPointee.IsPrimitiveType())
{
var cppTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase);
var cppTypeName = pointer.Visit(cppTypePrinter, quals);
Context.Return.Write("({0})", cppTypeName);
Context.Return.Write(Context.Parameter.Name);
return(true);
}
return(pointer.Pointee.Visit(this, quals));
}
public void GenerateFunctionCall(Function function, Class @class = null, Type publicRetType = null)
{
CheckArgumentRange(function);
if (function.OperatorKind == CXXOperatorKind.EqualEqual ||
function.OperatorKind == CXXOperatorKind.ExclaimEqual)
{
WriteLine("bool {0}Null = ReferenceEquals({0}, nullptr);",
function.Parameters[0].Name);
WriteLine("bool {0}Null = ReferenceEquals({0}, nullptr);",
function.Parameters[1].Name);
WriteLine("if ({0}Null || {1}Null)",
function.Parameters[0].Name, function.Parameters[1].Name);
WriteLineIndent("return {0}{1}Null && {2}Null{3};",
function.OperatorKind == CXXOperatorKind.EqualEqual ? string.Empty : "!(",
function.Parameters[0].Name, function.Parameters[1].Name,
function.OperatorKind == CXXOperatorKind.EqualEqual ? string.Empty : ")");
}
var retType = function.ReturnType;
if (publicRetType == null)
{
publicRetType = retType.Type;
}
var needsReturn = !publicRetType.IsPrimitiveType(PrimitiveType.Void);
const string valueMarshalName = "_this0";
var isValueType = @class != null && @class.IsValueType;
if (isValueType && !IsNativeFunctionOrStaticMethod(function))
{
WriteLine("auto {0} = ::{1}();", valueMarshalName, @class.QualifiedOriginalName);
var param = new Parameter {
Name = "(*this)", Namespace = function.Namespace
};
var ctx = new MarshalContext(Context)
{
MarshalVarPrefix = valueMarshalName,
Parameter = param
};
var marshal = new CLIMarshalManagedToNativePrinter(ctx);
marshal.MarshalValueClassProperties(@class, valueMarshalName);
if (!string.IsNullOrWhiteSpace(marshal.Context.Before))
{
Write(marshal.Context.Before);
}
}
var @params = GenerateFunctionParamsMarshal(function.Parameters, function);
var returnIdentifier = Helpers.ReturnIdentifier;
if (needsReturn)
{
if (retType.Type.IsReference())
{
Write("auto &{0} = ", returnIdentifier);
}
else
{
Write("auto {0} = ", returnIdentifier);
}
}
if (function.OperatorKind == CXXOperatorKind.Conversion ||
function.OperatorKind == CXXOperatorKind.ExplicitConversion)
{
var method = function as Method;
var typePrinter = new CppTypePrinter();
var typeName = method.ConversionType.Visit(typePrinter);
WriteLine("({0}) {1};", typeName, @params[0].Name);
}
else if (function.IsOperator &&
function.OperatorKind != CXXOperatorKind.Subscript)
{
var opName = function.Name.Replace("operator", "").Trim();
switch (Operators.ClassifyOperator(function))
{
case CXXOperatorArity.Unary:
WriteLine("{0} {1};", opName, @params[0].Name);
break;
case CXXOperatorArity.Binary:
WriteLine("{0} {1} {2};", @params[0].Name, opName, @params[1].Name);
break;
}
}
else
{
if (IsNativeFunctionOrStaticMethod(function))
{
Write("::{0}(", function.QualifiedOriginalName);
}
else
{
if (isValueType)
{
Write("{0}.", valueMarshalName);
}
else if (IsNativeMethod(function))
{
Write("((::{0}*)NativePtr)->", @class.QualifiedOriginalName);
}
Write("{0}(", function.OriginalName);
}
GenerateFunctionParams(@params);
WriteLine(");");
}
foreach (var paramInfo in @params)
{
var param = paramInfo.Param;
if (param.Usage != ParameterUsage.Out && param.Usage != ParameterUsage.InOut)
{
continue;
}
if (param.Type.IsPointer() && !param.Type.GetFinalPointee().IsPrimitiveType())
{
param.QualifiedType = new QualifiedType(param.Type.GetFinalPointee());
}
var nativeVarName = paramInfo.Name;
var ctx = new MarshalContext(Context)
{
ArgName = nativeVarName,
ReturnVarName = nativeVarName,
ReturnType = param.QualifiedType
};
var marshal = new CLIMarshalNativeToManagedPrinter(ctx);
param.Visit(marshal);
if (!string.IsNullOrWhiteSpace(marshal.Context.Before))
{
Write(marshal.Context.Before);
}
WriteLine("{0} = {1};", param.Name, marshal.Context.Return);
}
if (isValueType && !IsNativeFunctionOrStaticMethod(function))
{
GenerateStructMarshaling(@class, valueMarshalName + ".");
}
if (needsReturn)
{
var retTypeName = retType.Visit(TypePrinter).ToString();
var isIntPtr = retTypeName.Contains("IntPtr");
if (retType.Type.IsPointer() && (isIntPtr || retTypeName.EndsWith("^", StringComparison.Ordinal)))
{
WriteLine("if ({0} == nullptr) return {1};",
returnIdentifier,
isIntPtr ? "System::IntPtr()" : "nullptr");
}
var ctx = new MarshalContext(Context)
{
ArgName = returnIdentifier,
ReturnVarName = returnIdentifier,
ReturnType = retType
};
var marshal = new CLIMarshalNativeToManagedPrinter(ctx);
retType.Visit(marshal);
if (!string.IsNullOrWhiteSpace(marshal.Context.Before))
{
Write(marshal.Context.Before);
}
// Special case for indexer - needs to dereference if the internal
// function is a pointer type and the property is not.
if (retType.Type.IsPointer() &&
retType.Type.GetPointee().Equals(publicRetType) &&
publicRetType.IsPrimitiveType())
{
WriteLine("return *({0});", marshal.Context.Return);
}
else if (retType.Type.IsReference() && publicRetType.IsReference())
{
WriteLine("return ({0})({1});", publicRetType, marshal.Context.Return);
}
else
{
WriteLine("return {0};", marshal.Context.Return);
}
}
}
public override void CLIMarshalToNative(MarshalContext ctx)
{
var templateType = Type as TemplateSpecializationType;
var type1 = templateType.Arguments[0].Type;
var type2 = templateType.Arguments[1].Type;
var entryString = (ctx.Parameter != null) ? ctx.Parameter.Name : ctx.ArgName;
var tmpVarName = "_tmp" + entryString;
var cppTypePrinter = new CppTypePrinter(ctx.Driver.TypeDatabase);
var nativeType1 = type1.Type.Visit(cppTypePrinter);
var nativeType2 = type2.Type.Visit(cppTypePrinter);
ctx.SupportBefore.WriteLine("auto {0} = HashMap<{1}, {2}>();",
tmpVarName, nativeType1, nativeType2);
ctx.SupportBefore.WriteLine("auto _keys = {0}->Keys->GetEnumerator();", entryString);
ctx.SupportBefore.WriteLine("while (_keys.MoveNext())");
ctx.SupportBefore.WriteStartBraceIndent();
{
ctx.SupportBefore.WriteLine("{0} _key = _keys.Current;", type1.ToString());
ctx.SupportBefore.WriteLine("{0} _val = {1}[_key];", type2.ToString(), entryString);
var param1 = new Parameter
{
Name = "_key",
QualifiedType = type1
};
var elementCtx1 = new MarshalContext(ctx.Driver)
{
Parameter = param1,
ArgName = param1.Name,
};
var marshal1 = new CLIMarshalManagedToNativePrinter(elementCtx1);
type1.Type.Visit(marshal1);
if (!string.IsNullOrWhiteSpace(marshal1.Context.SupportBefore))
ctx.SupportBefore.Write(marshal1.Context.SupportBefore);
ctx.SupportBefore.WriteLine("auto _marshalKey = {0};",
marshal1.Context.Return);
var param2 = new Parameter
{
Name = "_val",
QualifiedType = type2
};
var elementCtx2 = new MarshalContext(ctx.Driver)
{
Parameter = param2,
ArgName = param2.Name,
};
var marshal2 = new CLIMarshalManagedToNativePrinter(elementCtx2);
type2.Type.Visit(marshal2);
if (!string.IsNullOrWhiteSpace(marshal2.Context.SupportBefore))
ctx.SupportBefore.Write(marshal2.Context.SupportBefore);
ctx.SupportBefore.WriteLine("auto _marshalValue = {0};",
marshal2.Context.Return);
ctx.SupportBefore.WriteLine("{0}[_marshalKey] = _marshalValue;", tmpVarName);
}
ctx.SupportBefore.WriteCloseBraceIndent();
ctx.Return.Write(tmpVarName);
}
public bool FindTypeMap(Type type, out TypeMap typeMap)
{
var typePrinter = new CppTypePrinter(this);
var template = type as TemplateSpecializationType;
if (template != null)
return FindTypeMap(template.Template.TemplatedDecl, type,
out typeMap);
if (FindTypeMap(type.Visit(typePrinter), out typeMap))
{
typeMap.Type = type;
return true;
}
typePrinter.PrintKind = CppTypePrintKind.Qualified;
if (FindTypeMap(type.Visit(typePrinter), out typeMap))
{
typeMap.Type = type;
return true;
}
return false;
}
public bool FindTypeMap(Declaration decl, Type type, out TypeMap typeMap)
{
// We try to find type maps from the most qualified to less qualified
// types. Example: '::std::vector', 'std::vector' and 'vector'
var typePrinter = new CppTypePrinter(this)
{
PrintKind = CppTypePrintKind.GlobalQualified
};
if (FindTypeMap(decl.Visit(typePrinter), out typeMap))
{
typeMap.Type = type;
return true;
}
typePrinter.PrintKind = CppTypePrintKind.Qualified;
if (FindTypeMap(decl.Visit(typePrinter), out typeMap))
{
typeMap.Type = type;
return true;
}
typePrinter.PrintKind = CppTypePrintKind.Local;
if (FindTypeMap(decl.Visit(typePrinter), out typeMap))
{
typeMap.Type = type;
return true;
}
return false;
}
public override bool VisitFieldDecl(Field field)
{
if (!VisitDeclaration(field))
return false;
var type = field.Type;
string msg;
if (!HasInvalidType(type, out msg))
return false;
field.ExplicitlyIgnore();
var @class = (Class)field.Namespace;
var cppTypePrinter = new CppTypePrinter(Driver.TypeDatabase);
var typeName = type.Visit(cppTypePrinter);
Log.Debug("Field '{0}::{1}' was ignored due to {2} type '{3}'",
@class.Name, field.Name, msg, typeName);
return true;
}
public bool FindTypeMap(Declaration decl, Type type, out TypeMap typeMap)
{
// We try to find type maps from the most qualified to less qualified
// types. Example: '::std::vector', 'std::vector' and 'vector'
var typePrinter = new CppTypePrinter { PrintLogicalNames = true };
if (FindTypeMap(decl.Visit(typePrinter), out typeMap))
{
typeMap.Type = type;
return true;
}
typePrinter.PrintScopeKind = CppTypePrintScopeKind.Qualified;
if (FindTypeMap(decl.Visit(typePrinter), out typeMap))
{
typeMap.Type = type;
return true;
}
typePrinter.PrintScopeKind = CppTypePrintScopeKind.Local;
if (FindTypeMap(decl.Visit(typePrinter), out typeMap))
{
typeMap.Type = type;
return true;
}
var specialization = decl as ClassTemplateSpecialization;
if (specialization != null &&
FindTypeMap(specialization.TemplatedDecl.Visit(typePrinter), out typeMap))
{
typeMap.Type = type;
return true;
}
var typedef = decl as TypedefDecl;
return typedef != null && FindTypeMap(typedef.Type, out typeMap);
}
private bool TryMatch(Function function, string docs, bool markObsolete, bool completeSignature = true)
{
const string memberDoc = @"(^|( --)|\n)\n([\w :*&<>,]+)?(({0}(\s*&)?::)| ){1}(const)?( \[(\w+\s*)+\])?\n(?<docs>\w.*?)(\n\s*){{1,2}}((&?\S* --)|((\n\s*){{2}}))";
const string separator = @",\s*";
StringBuilder signatureRegex = new StringBuilder(Regex.Escape(function.OriginalName)).Append(@"\s*\(\s*(");
bool anyArgs = false;
CppTypePrinter cppTypePrinter = new CppTypePrinter(new TypeMapDatabase());
cppTypePrinter.PrintKind = CppTypePrintKind.Local;
foreach (string argType in function.Parameters.Where(p => p.Kind == ParameterKind.Regular).Select(p => p.Type.Visit(cppTypePrinter)))
{
if (!anyArgs)
{
signatureRegex.Append("?<args>");
anyArgs = true;
}
signatureRegex.Append(this.GetTypeRegex(argType, completeSignature)).Append(@"(\s+\w+(\s*=\s*[^,\r\n]+(\(\s*\))?)?)?");
signatureRegex.Append(separator);
}
if (anyArgs)
{
signatureRegex.Insert(signatureRegex.Length - separator.Length, '(');
}
else
{
signatureRegex.Append('(');
}
signatureRegex.Append(@"[\w :*&<>]+\s*=\s*[^,\r\n]+(\(\s*\))?(,\s*)?)*)\s*\)\s*");
Match match = Regex.Match(docs, string.Format(memberDoc, function.Namespace.Name, signatureRegex),
RegexOptions.Singleline | RegexOptions.ExplicitCapture);
if (match.Success)
{
function.Comment = new RawComment();
function.Comment.BriefText = match.Groups["docs"].Value;
FillMissingParameterNames(function, match.Groups["args"].Value);
if (markObsolete)
{
AddObsoleteAttribute(function);
}
return true;
}
return false;
}
void GenerateGetHashCode(Class @class, Block block)
{
var hashcodeOverride = @class.Methods.FirstOrDefault(m =>
{
var expansions = m.PreprocessedEntities.OfType<MacroExpansion>();
return expansions.Any(e => e.Text == "FLD_HASHCODE");
});
if (hashcodeOverride == null)
return;
var cppTypePrinter = new CppTypePrinter(Driver.TypeDatabase);
var classCppType = @class.Visit(cppTypePrinter);
block.Text.StringBuilder.Clear();
block.WriteLine("return (({0}*)NativePtr)->{1}();",
classCppType, hashcodeOverride.OriginalName);
}
public override void CLIMarshalToNative(MarshalContext ctx)
{
var templateType = Type as TemplateSpecializationType;
var type = templateType.Arguments[0].Type;
var entryString = (ctx.Parameter != null) ? ctx.Parameter.Name : ctx.ArgName;
var tmpVarName = "_tmp" + entryString;
var cppTypePrinter = new CppTypePrinter(ctx.Driver.TypeDatabase);
var nativeType = type.Type.Visit(cppTypePrinter);
ctx.SupportBefore.WriteLine("auto {0} = Vector<{1}>();",
tmpVarName, nativeType);
ctx.SupportBefore.WriteLine("for each({0} _element in {1})",
type.ToString(), entryString);
ctx.SupportBefore.WriteStartBraceIndent();
{
var param = new Parameter
{
Name = "_element",
QualifiedType = type
};
var elementCtx = new MarshalContext(ctx.Driver)
{
Parameter = param,
ArgName = param.Name,
};
var marshal = new CLIMarshalManagedToNativePrinter(elementCtx);
type.Type.Visit(marshal);
if (!string.IsNullOrWhiteSpace(marshal.Context.SupportBefore))
ctx.SupportBefore.Write(marshal.Context.SupportBefore);
ctx.SupportBefore.WriteLine("auto _marshalElement = {0};",
marshal.Context.Return);
ctx.SupportBefore.WriteLine("{0}.Push(_marshalElement);", tmpVarName);
}
ctx.SupportBefore.WriteCloseBraceIndent();
ctx.Return.Write(tmpVarName);
}
public void GenerateClassEvents(Class @class)
{
foreach (var @event in @class.Events)
{
if ([email protected]) continue;
var cppTypePrinter = new CppTypePrinter();
var cppArgs = cppTypePrinter.VisitParameters(@event.Parameters, hasNames: true);
WriteLine("private:");
PushIndent();
var delegateName = string.Format("_{0}Delegate", @event.Name);
WriteLine("delegate void {0}({1});", delegateName, cppArgs);
WriteLine("{0}^ {0}Instance;", delegateName);
WriteLine("void _{0}Raise({1});", @event.Name, cppArgs);
WriteLine("{0} _{1};", @event.Type, @event.Name);
PopIndent();
WriteLine("public:");
PushIndent();
WriteLine("event {0} {1}", @event.Type, @event.Name);
WriteStartBraceIndent();
WriteLine("void add({0} evt);", @event.Type);
WriteLine("void remove({0} evt);", @event.Type);
var cliTypePrinter = new CLITypePrinter(Driver);
var cliArgs = cliTypePrinter.VisitParameters(@event.Parameters, hasNames: true);
WriteLine("void raise({0});", cliArgs);
WriteCloseBraceIndent();
PopIndent();
}
}
public bool FindTypeMap(Type type, out TypeMap typeMap)
{
var typePrinter = new CppTypePrinter
{
PrintTypeQualifiers = false,
PrintTypeModifiers = false,
PrintLogicalNames = true
};
var template = type as TemplateSpecializationType;
if (template != null)
{
var specialization = template.GetClassTemplateSpecialization();
if (specialization != null && FindTypeMap(specialization, type, out typeMap))
return true;
if (template.Template.TemplatedDecl != null)
return FindTypeMap(template.Template.TemplatedDecl, type,
out typeMap);
}
if (FindTypeMap(type.Visit(typePrinter), out typeMap))
{
typeMap.Type = type;
return true;
}
if (FindTypeMap(type.Visit(typePrinter), out typeMap))
{
typeMap.Type = type;
return true;
}
typePrinter.PrintScopeKind = CppTypePrintScopeKind.Qualified;
if (FindTypeMap(type.Visit(typePrinter), out typeMap))
{
typeMap.Type = type;
return true;
}
var typedef = type as TypedefType;
return typedef != null && FindTypeMap(typedef.Declaration, type, out typeMap);
}
public override bool VisitPointerType(PointerType pointer, TypeQualifiers quals)
{
if (!VisitType(pointer, quals))
return false;
var pointee = pointer.Pointee.Desugar();
if ((pointee.IsPrimitiveType(PrimitiveType.Char) ||
pointee.IsPrimitiveType(PrimitiveType.WideChar)) &&
pointer.QualifiedPointee.Qualifiers.IsConst)
{
Context.SupportBefore.WriteLine(
"auto _{0} = clix::marshalString<clix::E_UTF8>({1});",
Context.ArgName, Context.Parameter.Name);
Context.Return.Write("_{0}.c_str()", Context.ArgName);
return true;
}
if (pointee is FunctionType)
{
var function = pointee as FunctionType;
var cppTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase);
var cppTypeName = pointer.Visit(cppTypePrinter, quals);
return VisitDelegateType(function, cppTypeName);
}
Class @class;
if (pointee.IsTagDecl(out @class) && @class.IsValueType)
{
if (Context.Function == null)
Context.Return.Write("&");
return pointee.Visit(this, quals);
}
PrimitiveType primitive;
if (pointee.IsPrimitiveType(out primitive))
{
var cppTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase);
var cppTypeName = pointer.Visit(cppTypePrinter, quals);
Context.Return.Write("({0})", cppTypeName);
Context.Return.Write(Context.Parameter.Name);
return true;
}
return pointer.Pointee.Visit(this, quals);
}
private ParamMarshal GenerateFunctionParamMarshal(Parameter param, int paramIndex,
Function function = null)
{
var paramMarshal = new ParamMarshal {
Name = param.Name, Param = param
};
if (param.Type is BuiltinType)
{
return(paramMarshal);
}
var argName = Generator.GeneratedIdentifier("arg") + paramIndex.ToString(CultureInfo.InvariantCulture);
var isRef = param.IsOut || param.IsInOut;
// Since both pointers and references to types are wrapped as CLI
// tracking references when using in/out, we normalize them here to be able
// to use the same code for marshaling.
var paramType = param.Type;
if (paramType is PointerType && isRef)
{
if (!paramType.IsReference())
{
paramMarshal.Prefix = "&";
}
paramType = (paramType as PointerType).Pointee;
}
var effectiveParam = new Parameter(param)
{
QualifiedType = new QualifiedType(paramType)
};
var ctx = new MarshalContext(Context)
{
Parameter = effectiveParam,
ParameterIndex = paramIndex,
ArgName = argName,
Function = function
};
var marshal = new CLIMarshalManagedToNativePrinter(ctx);
effectiveParam.Visit(marshal);
if (string.IsNullOrEmpty(marshal.Context.Return))
{
throw new Exception(string.Format("Cannot marshal argument of function '{0}'",
function.QualifiedOriginalName));
}
if (isRef)
{
var typePrinter = new CppTypePrinter();
var type = paramType.Visit(typePrinter);
if (param.IsInOut)
{
if (!string.IsNullOrWhiteSpace(marshal.Context.Before))
{
Write(marshal.Context.Before);
}
WriteLine("{0} {1} = {2};", type, argName, marshal.Context.Return);
}
else
{
WriteLine("{0} {1};", type, argName);
}
}
else
{
if (!string.IsNullOrWhiteSpace(marshal.Context.Before))
{
Write(marshal.Context.Before);
}
WriteLine("auto {0}{1} = {2};", marshal.VarPrefix, argName,
marshal.Context.Return);
paramMarshal.Prefix = marshal.ArgumentPrefix;
}
paramMarshal.Name = argName;
return(paramMarshal);
}
public override void CLIMarshalToNative(MarshalContext ctx)
{
var templateType = Type as TemplateSpecializationType;
var type = templateType.Arguments[0].Type;
var isPointerToPrimitive = type.Type.IsPointerToPrimitiveType();
var managedType = isPointerToPrimitive
? new CILType(typeof(System.IntPtr))
: type.Type;
var entryString = (ctx.Parameter != null) ? ctx.Parameter.Name
: ctx.ArgName;
var tmpVarName = "_tmp" + entryString;
var cppTypePrinter = new CppTypePrinter();
var nativeType = type.Type.Visit(cppTypePrinter);
ctx.Before.WriteLine("auto {0} = std::vector<{1}>();",
tmpVarName, nativeType);
ctx.Before.WriteLine("for each({0} _element in {1})",
managedType, entryString);
ctx.Before.WriteOpenBraceAndIndent();
{
var param = new Parameter
{
Name = "_element",
QualifiedType = type
};
var elementCtx = new MarshalContext(ctx.Context, ctx.Indentation)
{
Parameter = param,
ArgName = param.Name,
};
var marshal = new CLIMarshalManagedToNativePrinter(elementCtx);
type.Type.Visit(marshal);
if (!string.IsNullOrWhiteSpace(marshal.Context.Before))
{
ctx.Before.Write(marshal.Context.Before);
}
if (isPointerToPrimitive)
{
ctx.Before.WriteLine("auto _marshalElement = {0}.ToPointer();",
marshal.Context.Return);
}
else
{
ctx.Before.WriteLine("auto _marshalElement = {0};",
marshal.Context.Return);
}
ctx.Before.WriteLine("{0}.push_back(_marshalElement);",
tmpVarName);
}
ctx.Before.UnindentAndWriteCloseBrace();
ctx.Return.Write(tmpVarName);
}
private ParamMarshal GenerateFunctionParamMarshal(Parameter param, int paramIndex,
Function function = null)
{
var paramMarshal = new ParamMarshal {
Name = param.Name, Param = param
};
if (param.Type is BuiltinType)
{
return(paramMarshal);
}
var argName = Generator.GeneratedIdentifier("arg") + paramIndex.ToString(CultureInfo.InvariantCulture);
var isRef = param.IsOut || param.IsInOut;
var paramType = param.Type;
// Get actual type if the param type is a typedef but not a function type because function types have to be typedef.
// We need to get the actual type this early before we visit any marshalling code to ensure we hit the marshalling
// logic for the actual type and not the typedef.
// This fixes issues where typedefs to primitive pointers are involved.
FunctionType functionType;
var paramTypeAsTypedef = paramType as TypedefType;
if (paramTypeAsTypedef != null && !paramTypeAsTypedef.Declaration.Type.IsPointerTo(out functionType))
{
paramType = param.Type.Desugar();
}
// Since both pointers and references to types are wrapped as CLI
// tracking references when using in/out, we normalize them here to be able
// to use the same code for marshaling.
if (paramType is PointerType && isRef)
{
if (!paramType.IsReference())
{
paramMarshal.Prefix = "&";
}
paramType = (paramType as PointerType).Pointee;
}
var effectiveParam = new Parameter(param)
{
QualifiedType = new QualifiedType(paramType)
};
var ctx = new MarshalContext(Context, CurrentIndentation)
{
Parameter = effectiveParam,
ParameterIndex = paramIndex,
ArgName = argName,
Function = function
};
var marshal = new CLIMarshalManagedToNativePrinter(ctx);
effectiveParam.Visit(marshal);
if (string.IsNullOrEmpty(marshal.Context.Return))
{
throw new Exception($"Cannot marshal argument of function '{function.QualifiedOriginalName}'");
}
if (isRef)
{
var typePrinter = new CppTypePrinter(Context)
{
ResolveTypeMaps = false
};
var type = paramType.Visit(typePrinter);
if (param.IsInOut)
{
if (!string.IsNullOrWhiteSpace(marshal.Context.Before))
{
Write(marshal.Context.Before);
}
WriteLine("{0} {1} = {2};", type, argName, marshal.Context.Return);
}
else
{
WriteLine("{0} {1};", type, argName);
}
}
else
{
if (!string.IsNullOrWhiteSpace(marshal.Context.Before))
{
Write(marshal.Context.Before);
}
WriteLine("auto {0}{1} = {2};", marshal.VarPrefix, argName,
marshal.Context.Return);
paramMarshal.Prefix = marshal.ArgumentPrefix;
}
paramMarshal.Name = argName;
return(paramMarshal);
}
private void DocumentQtProperty(Property property)
{
string file = GetFileForDeclarationContext(property.Namespace);
if (this.documentation.ContainsKey(file))
{
string docs = this.documentation[file];
CppTypePrinter cppTypePrinter = new CppTypePrinter(new TypeMapDatabase());
cppTypePrinter.PrintKind = CppTypePrintKind.Local;
string type = property.Type.Visit(cppTypePrinter);
Match match = Regex.Match(docs, "Property Documentation.*" + property.Name + @" : (const )?(\w+::)?" + type.Replace("*", @"\s*\*") +
@"(\s+const)?\n(?<docs>.*?)\nAccess functions:", RegexOptions.Singleline | RegexOptions.ExplicitCapture);
if (match.Success)
{
property.Comment = new RawComment();
property.Comment.BriefText = match.Groups["docs"].Value;
}
}
}
public override bool VisitPointerType(PointerType pointer, TypeQualifiers quals)
{
if (!VisitType(pointer, quals))
{
return(false);
}
var pointee = pointer.Pointee.Desugar();
if (pointee.IsPrimitiveType(PrimitiveType.Void))
{
Context.Return.Write("::System::IntPtr({0})", Context.ReturnVarName);
return(true);
}
if (CSharpTypePrinter.IsConstCharString(pointer))
{
Context.Return.Write(MarshalStringToManaged(Context.ReturnVarName,
pointer.Pointee.Desugar() as BuiltinType));
return(true);
}
PrimitiveType primitive;
var param = Context.Parameter;
if (param != null && (param.IsOut || param.IsInOut) &&
pointee.IsPrimitiveType(out primitive))
{
Context.Return.Write(Context.ReturnVarName);
return(true);
}
if (pointee.IsPrimitiveType(out primitive))
{
var returnVarName = Context.ReturnVarName;
if (quals.IsConst != Context.ReturnType.Qualifiers.IsConst)
{
var nativeTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase, false);
var returnType = Context.ReturnType.Type.Desugar();
var constlessPointer = new PointerType()
{
IsDependent = pointer.IsDependent,
Modifier = pointer.Modifier,
QualifiedPointee = new QualifiedType(returnType.GetPointee())
};
var nativeConstlessTypeName = constlessPointer.Visit(nativeTypePrinter, new TypeQualifiers());
returnVarName = string.Format("const_cast<{0}>({1})",
nativeConstlessTypeName, Context.ReturnVarName);
}
if (pointer.Pointee is TypedefType)
{
var desugaredPointer = new PointerType()
{
IsDependent = pointer.IsDependent,
Modifier = pointer.Modifier,
QualifiedPointee = new QualifiedType(pointee)
};
var nativeTypePrinter = new CppTypePrinter(Context.Driver.TypeDatabase);
var nativeTypeName = desugaredPointer.Visit(nativeTypePrinter, quals);
Context.Return.Write("reinterpret_cast<{0}>({1})", nativeTypeName,
returnVarName);
}
else
{
Context.Return.Write(returnVarName);
}
return(true);
}
TypeMap typeMap = null;
Context.Driver.TypeDatabase.FindTypeMap(pointee, out typeMap);
Class @class;
if (pointee.TryGetClass(out @class) && typeMap == null)
{
var instance = (pointer.IsReference) ? "&" + Context.ReturnVarName
: Context.ReturnVarName;
WriteClassInstance(@class, instance);
return(true);
}
return(pointer.Pointee.Visit(this, quals));
}
void GenerateEquals(Class @class, Block block, Method method)
{
var equalsOverride = @class.Methods.FirstOrDefault(m =>
{
var expansions = m.PreprocessedEntities.OfType<MacroExpansion>();
return expansions.Any(e => e.Text == "FLD_EQUALS");
});
if (equalsOverride == null)
return;
var cliTypePrinter = new CLITypePrinter(Driver);
var cppTypePrinter = new CppTypePrinter(Driver.TypeDatabase);
var paramCppType = equalsOverride.Parameters[0].Visit(cppTypePrinter);
var classCppType = @class.Visit(cppTypePrinter);
var classCliType = @class.Visit(cliTypePrinter);
block.Text.StringBuilder.Clear();
block.WriteLine("if (!object) return false;");
block.WriteLine("auto obj = dynamic_cast<{0}>({1});",
classCliType, method.Parameters[0].Name);
block.NewLine();
block.WriteLine("if (!obj) return false;");
block.WriteLine("auto param = ({0})obj->NativePtr;", paramCppType);
block.WriteLine("return (({0}*)NativePtr)->{1}(param);",
classCppType, equalsOverride.OriginalName);
}