| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Copyright (C) 2013 Olivier Goffart <ogoffart@woboq.com> |
| ** Copyright (C) 2018 Intel Corporation. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the tools applications of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "generator.h" |
| #include "cbordevice.h" |
| #include "outputrevision.h" |
| #include "utils.h" |
| #include <QtCore/qmetatype.h> |
| #include <QtCore/qjsondocument.h> |
| #include <QtCore/qjsonobject.h> |
| #include <QtCore/qjsonvalue.h> |
| #include <QtCore/qjsonarray.h> |
| #include <QtCore/qplugin.h> |
| #include <QtCore/qstringview.h> |
| |
| #include <math.h> |
| #include <stdio.h> |
| |
| #include <private/qmetaobject_p.h> //for the flags. |
| #include <private/qplugin_p.h> //for the flags. |
| |
| QT_BEGIN_NAMESPACE |
| |
| uint nameToBuiltinType(const QByteArray &name) |
| { |
| if (name.isEmpty()) |
| return 0; |
| |
| uint tp = QMetaType::type(name.constData()); |
| return tp < uint(QMetaType::User) ? tp : uint(QMetaType::UnknownType); |
| } |
| |
| /* |
| Returns \c true if the type is a built-in type. |
| */ |
| bool isBuiltinType(const QByteArray &type) |
| { |
| int id = QMetaType::type(type.constData()); |
| if (id == QMetaType::UnknownType) |
| return false; |
| return (id < QMetaType::User); |
| } |
| |
| static const char *metaTypeEnumValueString(int type) |
| { |
| #define RETURN_METATYPENAME_STRING(MetaTypeName, MetaTypeId, RealType) \ |
| case QMetaType::MetaTypeName: return #MetaTypeName; |
| |
| switch (type) { |
| QT_FOR_EACH_STATIC_TYPE(RETURN_METATYPENAME_STRING) |
| } |
| #undef RETURN_METATYPENAME_STRING |
| return 0; |
| } |
| |
| Generator::Generator(ClassDef *classDef, const QVector<QByteArray> &metaTypes, const QHash<QByteArray, QByteArray> &knownQObjectClasses, const QHash<QByteArray, QByteArray> &knownGadgets, FILE *outfile) |
| : out(outfile), cdef(classDef), metaTypes(metaTypes), knownQObjectClasses(knownQObjectClasses) |
| , knownGadgets(knownGadgets) |
| { |
| if (cdef->superclassList.size()) |
| purestSuperClass = cdef->superclassList.constFirst().first; |
| } |
| |
| static inline int lengthOfEscapeSequence(const QByteArray &s, int i) |
| { |
| if (s.at(i) != '\\' || i >= s.length() - 1) |
| return 1; |
| const int startPos = i; |
| ++i; |
| char ch = s.at(i); |
| if (ch == 'x') { |
| ++i; |
| while (i < s.length() && is_hex_char(s.at(i))) |
| ++i; |
| } else if (is_octal_char(ch)) { |
| while (i < startPos + 4 |
| && i < s.length() |
| && is_octal_char(s.at(i))) { |
| ++i; |
| } |
| } else { // single character escape sequence |
| i = qMin(i + 1, s.length()); |
| } |
| return i - startPos; |
| } |
| |
| void Generator::strreg(const QByteArray &s) |
| { |
| if (!strings.contains(s)) |
| strings.append(s); |
| } |
| |
| int Generator::stridx(const QByteArray &s) |
| { |
| int i = strings.indexOf(s); |
| Q_ASSERT_X(i != -1, Q_FUNC_INFO, "We forgot to register some strings"); |
| return i; |
| } |
| |
| // Returns the sum of all parameters (including return type) for the given |
| // \a list of methods. This is needed for calculating the size of the methods' |
| // parameter type/name meta-data. |
| static int aggregateParameterCount(const QVector<FunctionDef> &list) |
| { |
| int sum = 0; |
| for (int i = 0; i < list.count(); ++i) |
| sum += list.at(i).arguments.count() + 1; // +1 for return type |
| return sum; |
| } |
| |
| bool Generator::registerableMetaType(const QByteArray &propertyType) |
| { |
| if (metaTypes.contains(propertyType)) |
| return true; |
| |
| if (propertyType.endsWith('*')) { |
| QByteArray objectPointerType = propertyType; |
| // The objects container stores class names, such as 'QState', 'QLabel' etc, |
| // not 'QState*', 'QLabel*'. The propertyType does contain the '*', so we need |
| // to chop it to find the class type in the known QObjects list. |
| objectPointerType.chop(1); |
| if (knownQObjectClasses.contains(objectPointerType)) |
| return true; |
| } |
| |
| static const QVector<QByteArray> smartPointers = QVector<QByteArray>() |
| #define STREAM_SMART_POINTER(SMART_POINTER) << #SMART_POINTER |
| QT_FOR_EACH_AUTOMATIC_TEMPLATE_SMART_POINTER(STREAM_SMART_POINTER) |
| #undef STREAM_SMART_POINTER |
| ; |
| |
| for (const QByteArray &smartPointer : smartPointers) { |
| if (propertyType.startsWith(smartPointer + "<") && !propertyType.endsWith("&")) |
| return knownQObjectClasses.contains(propertyType.mid(smartPointer.size() + 1, propertyType.size() - smartPointer.size() - 1 - 1)); |
| } |
| |
| static const QVector<QByteArray> oneArgTemplates = QVector<QByteArray>() |
| #define STREAM_1ARG_TEMPLATE(TEMPLATENAME) << #TEMPLATENAME |
| QT_FOR_EACH_AUTOMATIC_TEMPLATE_1ARG(STREAM_1ARG_TEMPLATE) |
| #undef STREAM_1ARG_TEMPLATE |
| ; |
| for (const QByteArray &oneArgTemplateType : oneArgTemplates) { |
| if (propertyType.startsWith(oneArgTemplateType + "<") && propertyType.endsWith(">")) { |
| const int argumentSize = propertyType.size() - oneArgTemplateType.size() - 1 |
| // The closing '>' |
| - 1 |
| // templates inside templates have an extra whitespace char to strip. |
| - (propertyType.at(propertyType.size() - 2) == ' ' ? 1 : 0 ); |
| const QByteArray templateArg = propertyType.mid(oneArgTemplateType.size() + 1, argumentSize); |
| return isBuiltinType(templateArg) || registerableMetaType(templateArg); |
| } |
| } |
| return false; |
| } |
| |
| /* returns \c true if name and qualifiedName refers to the same name. |
| * If qualified name is "A::B::C", it returns \c true for "C", "B::C" or "A::B::C" */ |
| static bool qualifiedNameEquals(const QByteArray &qualifiedName, const QByteArray &name) |
| { |
| if (qualifiedName == name) |
| return true; |
| int index = qualifiedName.indexOf("::"); |
| if (index == -1) |
| return false; |
| return qualifiedNameEquals(qualifiedName.mid(index+2), name); |
| } |
| |
| void Generator::generateCode() |
| { |
| bool isQt = (cdef->classname == "Qt"); |
| bool isQObject = (cdef->classname == "QObject"); |
| bool isConstructible = !cdef->constructorList.isEmpty(); |
| |
| // filter out undeclared enumerators and sets |
| { |
| QVector<EnumDef> enumList; |
| for (int i = 0; i < cdef->enumList.count(); ++i) { |
| EnumDef def = cdef->enumList.at(i); |
| if (cdef->enumDeclarations.contains(def.name)) { |
| enumList += def; |
| } |
| def.enumName = def.name; |
| QByteArray alias = cdef->flagAliases.value(def.name); |
| if (cdef->enumDeclarations.contains(alias)) { |
| def.name = alias; |
| enumList += def; |
| } |
| } |
| cdef->enumList = enumList; |
| } |
| |
| // |
| // Register all strings used in data section |
| // |
| strreg(cdef->qualified); |
| registerClassInfoStrings(); |
| registerFunctionStrings(cdef->signalList); |
| registerFunctionStrings(cdef->slotList); |
| registerFunctionStrings(cdef->methodList); |
| registerFunctionStrings(cdef->constructorList); |
| registerByteArrayVector(cdef->nonClassSignalList); |
| registerPropertyStrings(); |
| registerEnumStrings(); |
| |
| QByteArray qualifiedClassNameIdentifier = cdef->qualified; |
| qualifiedClassNameIdentifier.replace(':', '_'); |
| |
| // |
| // Build stringdata struct |
| // |
| const int constCharArraySizeLimit = 65535; |
| fprintf(out, "struct qt_meta_stringdata_%s_t {\n", qualifiedClassNameIdentifier.constData()); |
| fprintf(out, " QByteArrayData data[%d];\n", strings.size()); |
| { |
| int stringDataLength = 0; |
| int stringDataCounter = 0; |
| for (int i = 0; i < strings.size(); ++i) { |
| int thisLength = strings.at(i).length() + 1; |
| stringDataLength += thisLength; |
| if (stringDataLength / constCharArraySizeLimit) { |
| // save previous stringdata and start computing the next one. |
| fprintf(out, " char stringdata%d[%d];\n", stringDataCounter++, stringDataLength - thisLength); |
| stringDataLength = thisLength; |
| } |
| } |
| fprintf(out, " char stringdata%d[%d];\n", stringDataCounter, stringDataLength); |
| |
| } |
| fprintf(out, "};\n"); |
| |
| // Macro that expands into a QByteArrayData. The offset member is |
| // calculated from 1) the offset of the actual characters in the |
| // stringdata.stringdata member, and 2) the stringdata.data index of the |
| // QByteArrayData being defined. This calculation relies on the |
| // QByteArrayData::data() implementation returning simply "this + offset". |
| fprintf(out, "#define QT_MOC_LITERAL(idx, ofs, len) \\\n" |
| " Q_STATIC_BYTE_ARRAY_DATA_HEADER_INITIALIZER_WITH_OFFSET(len, \\\n" |
| " qptrdiff(offsetof(qt_meta_stringdata_%s_t, stringdata0) + ofs \\\n" |
| " - idx * sizeof(QByteArrayData)) \\\n" |
| " )\n", |
| qualifiedClassNameIdentifier.constData()); |
| |
| fprintf(out, "static const qt_meta_stringdata_%s_t qt_meta_stringdata_%s = {\n", |
| qualifiedClassNameIdentifier.constData(), qualifiedClassNameIdentifier.constData()); |
| fprintf(out, " {\n"); |
| { |
| int idx = 0; |
| for (int i = 0; i < strings.size(); ++i) { |
| const QByteArray &str = strings.at(i); |
| fprintf(out, "QT_MOC_LITERAL(%d, %d, %d)", i, idx, str.length()); |
| if (i != strings.size() - 1) |
| fputc(',', out); |
| const QByteArray comment = str.length() > 32 ? str.left(29) + "..." : str; |
| fprintf(out, " // \"%s\"\n", comment.constData()); |
| idx += str.length() + 1; |
| for (int j = 0; j < str.length(); ++j) { |
| if (str.at(j) == '\\') { |
| int cnt = lengthOfEscapeSequence(str, j) - 1; |
| idx -= cnt; |
| j += cnt; |
| } |
| } |
| } |
| fprintf(out, "\n },\n"); |
| } |
| |
| // |
| // Build stringdata array |
| // |
| fprintf(out, " \""); |
| int col = 0; |
| int len = 0; |
| int stringDataLength = 0; |
| for (int i = 0; i < strings.size(); ++i) { |
| QByteArray s = strings.at(i); |
| len = s.length(); |
| stringDataLength += len + 1; |
| if (stringDataLength >= constCharArraySizeLimit) { |
| fprintf(out, "\",\n \""); |
| stringDataLength = len + 1; |
| col = 0; |
| } else if (i) |
| fputs("\\0", out); // add \0 at the end of each string |
| |
| if (col && col + len >= 72) { |
| fprintf(out, "\"\n \""); |
| col = 0; |
| } else if (len && s.at(0) >= '0' && s.at(0) <= '9') { |
| fprintf(out, "\"\""); |
| len += 2; |
| } |
| int idx = 0; |
| while (idx < s.length()) { |
| if (idx > 0) { |
| col = 0; |
| fprintf(out, "\"\n \""); |
| } |
| int spanLen = qMin(70, s.length() - idx); |
| // don't cut escape sequences at the end of a line |
| int backSlashPos = s.lastIndexOf('\\', idx + spanLen - 1); |
| if (backSlashPos >= idx) { |
| int escapeLen = lengthOfEscapeSequence(s, backSlashPos); |
| spanLen = qBound(spanLen, backSlashPos + escapeLen - idx, s.length() - idx); |
| } |
| fprintf(out, "%.*s", spanLen, s.constData() + idx); |
| idx += spanLen; |
| col += spanLen; |
| } |
| col += len + 2; |
| } |
| |
| // Terminate stringdata struct |
| fprintf(out, "\"\n};\n"); |
| fprintf(out, "#undef QT_MOC_LITERAL\n\n"); |
| |
| // |
| // build the data array |
| // |
| |
| int index = MetaObjectPrivateFieldCount; |
| fprintf(out, "static const uint qt_meta_data_%s[] = {\n", qualifiedClassNameIdentifier.constData()); |
| fprintf(out, "\n // content:\n"); |
| fprintf(out, " %4d, // revision\n", int(QMetaObjectPrivate::OutputRevision)); |
| fprintf(out, " %4d, // classname\n", stridx(cdef->qualified)); |
| fprintf(out, " %4d, %4d, // classinfo\n", cdef->classInfoList.count(), cdef->classInfoList.count() ? index : 0); |
| index += cdef->classInfoList.count() * 2; |
| |
| int methodCount = cdef->signalList.count() + cdef->slotList.count() + cdef->methodList.count(); |
| fprintf(out, " %4d, %4d, // methods\n", methodCount, methodCount ? index : 0); |
| index += methodCount * 5; |
| if (cdef->revisionedMethods) |
| index += methodCount; |
| int paramsIndex = index; |
| int totalParameterCount = aggregateParameterCount(cdef->signalList) |
| + aggregateParameterCount(cdef->slotList) |
| + aggregateParameterCount(cdef->methodList) |
| + aggregateParameterCount(cdef->constructorList); |
| index += totalParameterCount * 2 // types and parameter names |
| - methodCount // return "parameters" don't have names |
| - cdef->constructorList.count(); // "this" parameters don't have names |
| |
| fprintf(out, " %4d, %4d, // properties\n", cdef->propertyList.count(), cdef->propertyList.count() ? index : 0); |
| index += cdef->propertyList.count() * 3; |
| if(cdef->notifyableProperties) |
| index += cdef->propertyList.count(); |
| if (cdef->revisionedProperties) |
| index += cdef->propertyList.count(); |
| fprintf(out, " %4d, %4d, // enums/sets\n", cdef->enumList.count(), cdef->enumList.count() ? index : 0); |
| |
| int enumsIndex = index; |
| for (int i = 0; i < cdef->enumList.count(); ++i) |
| index += 5 + (cdef->enumList.at(i).values.count() * 2); |
| fprintf(out, " %4d, %4d, // constructors\n", isConstructible ? cdef->constructorList.count() : 0, |
| isConstructible ? index : 0); |
| |
| int flags = 0; |
| if (cdef->hasQGadget) { |
| // Ideally, all the classes could have that flag. But this broke classes generated |
| // by qdbusxml2cpp which generate code that require that we call qt_metacall for properties |
| flags |= PropertyAccessInStaticMetaCall; |
| } |
| fprintf(out, " %4d, // flags\n", flags); |
| fprintf(out, " %4d, // signalCount\n", cdef->signalList.count()); |
| |
| |
| // |
| // Build classinfo array |
| // |
| generateClassInfos(); |
| |
| // |
| // Build signals array first, otherwise the signal indices would be wrong |
| // |
| generateFunctions(cdef->signalList, "signal", MethodSignal, paramsIndex); |
| |
| // |
| // Build slots array |
| // |
| generateFunctions(cdef->slotList, "slot", MethodSlot, paramsIndex); |
| |
| // |
| // Build method array |
| // |
| generateFunctions(cdef->methodList, "method", MethodMethod, paramsIndex); |
| |
| // |
| // Build method version arrays |
| // |
| if (cdef->revisionedMethods) { |
| generateFunctionRevisions(cdef->signalList, "signal"); |
| generateFunctionRevisions(cdef->slotList, "slot"); |
| generateFunctionRevisions(cdef->methodList, "method"); |
| } |
| |
| // |
| // Build method parameters array |
| // |
| generateFunctionParameters(cdef->signalList, "signal"); |
| generateFunctionParameters(cdef->slotList, "slot"); |
| generateFunctionParameters(cdef->methodList, "method"); |
| if (isConstructible) |
| generateFunctionParameters(cdef->constructorList, "constructor"); |
| |
| // |
| // Build property array |
| // |
| generateProperties(); |
| |
| // |
| // Build enums array |
| // |
| generateEnums(enumsIndex); |
| |
| // |
| // Build constructors array |
| // |
| if (isConstructible) |
| generateFunctions(cdef->constructorList, "constructor", MethodConstructor, paramsIndex); |
| |
| // |
| // Terminate data array |
| // |
| fprintf(out, "\n 0 // eod\n};\n\n"); |
| |
| // |
| // Generate internal qt_static_metacall() function |
| // |
| const bool hasStaticMetaCall = !isQt && |
| (cdef->hasQObject || !cdef->methodList.isEmpty() |
| || !cdef->propertyList.isEmpty() || !cdef->constructorList.isEmpty()); |
| if (hasStaticMetaCall) |
| generateStaticMetacall(); |
| |
| // |
| // Build extra array |
| // |
| QVector<QByteArray> extraList; |
| QHash<QByteArray, QByteArray> knownExtraMetaObject = knownGadgets; |
| knownExtraMetaObject.unite(knownQObjectClasses); |
| |
| for (int i = 0; i < cdef->propertyList.count(); ++i) { |
| const PropertyDef &p = cdef->propertyList.at(i); |
| if (isBuiltinType(p.type)) |
| continue; |
| |
| if (p.type.contains('*') || p.type.contains('<') || p.type.contains('>')) |
| continue; |
| |
| int s = p.type.lastIndexOf("::"); |
| if (s <= 0) |
| continue; |
| |
| QByteArray unqualifiedScope = p.type.left(s); |
| |
| // The scope may be a namespace for example, so it's only safe to include scopes that are known QObjects (QTBUG-2151) |
| QHash<QByteArray, QByteArray>::ConstIterator scopeIt; |
| |
| QByteArray thisScope = cdef->qualified; |
| do { |
| int s = thisScope.lastIndexOf("::"); |
| thisScope = thisScope.left(s); |
| QByteArray currentScope = thisScope.isEmpty() ? unqualifiedScope : thisScope + "::" + unqualifiedScope; |
| scopeIt = knownExtraMetaObject.constFind(currentScope); |
| } while (!thisScope.isEmpty() && scopeIt == knownExtraMetaObject.constEnd()); |
| |
| if (scopeIt == knownExtraMetaObject.constEnd()) |
| continue; |
| |
| const QByteArray &scope = *scopeIt; |
| |
| if (scope == "Qt") |
| continue; |
| if (qualifiedNameEquals(cdef->qualified, scope)) |
| continue; |
| |
| if (!extraList.contains(scope)) |
| extraList += scope; |
| } |
| |
| // QTBUG-20639 - Accept non-local enums for QML signal/slot parameters. |
| // Look for any scoped enum declarations, and add those to the list |
| // of extra/related metaobjects for this object. |
| for (auto it = cdef->enumDeclarations.keyBegin(), |
| end = cdef->enumDeclarations.keyEnd(); it != end; ++it) { |
| const QByteArray &enumKey = *it; |
| int s = enumKey.lastIndexOf("::"); |
| if (s > 0) { |
| QByteArray scope = enumKey.left(s); |
| if (scope != "Qt" && !qualifiedNameEquals(cdef->qualified, scope) && !extraList.contains(scope)) |
| extraList += scope; |
| } |
| } |
| |
| // |
| // Generate meta object link to parent meta objects |
| // |
| |
| if (!extraList.isEmpty()) { |
| fprintf(out, "static const QMetaObject::SuperData qt_meta_extradata_%s[] = {\n", |
| qualifiedClassNameIdentifier.constData()); |
| for (int i = 0; i < extraList.count(); ++i) { |
| fprintf(out, " QMetaObject::SuperData::link<%s::staticMetaObject>(),\n", extraList.at(i).constData()); |
| } |
| fprintf(out, " nullptr\n};\n\n"); |
| } |
| |
| // |
| // Finally create and initialize the static meta object |
| // |
| if (isQt) |
| fprintf(out, "QT_INIT_METAOBJECT const QMetaObject QObject::staticQtMetaObject = { {\n"); |
| else |
| fprintf(out, "QT_INIT_METAOBJECT const QMetaObject %s::staticMetaObject = { {\n", cdef->qualified.constData()); |
| |
| if (isQObject) |
| fprintf(out, " nullptr,\n"); |
| else if (cdef->superclassList.size() && (!cdef->hasQGadget || knownGadgets.contains(purestSuperClass))) |
| fprintf(out, " QMetaObject::SuperData::link<%s::staticMetaObject>(),\n", purestSuperClass.constData()); |
| else |
| fprintf(out, " nullptr,\n"); |
| fprintf(out, " qt_meta_stringdata_%s.data,\n" |
| " qt_meta_data_%s,\n", qualifiedClassNameIdentifier.constData(), |
| qualifiedClassNameIdentifier.constData()); |
| if (hasStaticMetaCall) |
| fprintf(out, " qt_static_metacall,\n"); |
| else |
| fprintf(out, " nullptr,\n"); |
| |
| if (extraList.isEmpty()) |
| fprintf(out, " nullptr,\n"); |
| else |
| fprintf(out, " qt_meta_extradata_%s,\n", qualifiedClassNameIdentifier.constData()); |
| fprintf(out, " nullptr\n} };\n\n"); |
| |
| if(isQt) |
| return; |
| |
| if (!cdef->hasQObject) |
| return; |
| |
| fprintf(out, "\nconst QMetaObject *%s::metaObject() const\n{\n return QObject::d_ptr->metaObject ? QObject::d_ptr->dynamicMetaObject() : &staticMetaObject;\n}\n", |
| cdef->qualified.constData()); |
| |
| // |
| // Generate smart cast function |
| // |
| fprintf(out, "\nvoid *%s::qt_metacast(const char *_clname)\n{\n", cdef->qualified.constData()); |
| fprintf(out, " if (!_clname) return nullptr;\n"); |
| fprintf(out, " if (!strcmp(_clname, qt_meta_stringdata_%s.stringdata0))\n" |
| " return static_cast<void*>(this);\n", |
| qualifiedClassNameIdentifier.constData()); |
| for (int i = 1; i < cdef->superclassList.size(); ++i) { // for all superclasses but the first one |
| if (cdef->superclassList.at(i).second == FunctionDef::Private) |
| continue; |
| const char *cname = cdef->superclassList.at(i).first.constData(); |
| fprintf(out, " if (!strcmp(_clname, \"%s\"))\n return static_cast< %s*>(this);\n", |
| cname, cname); |
| } |
| for (int i = 0; i < cdef->interfaceList.size(); ++i) { |
| const QVector<ClassDef::Interface> &iface = cdef->interfaceList.at(i); |
| for (int j = 0; j < iface.size(); ++j) { |
| fprintf(out, " if (!strcmp(_clname, %s))\n return ", iface.at(j).interfaceId.constData()); |
| for (int k = j; k >= 0; --k) |
| fprintf(out, "static_cast< %s*>(", iface.at(k).className.constData()); |
| fprintf(out, "this%s;\n", QByteArray(j + 1, ')').constData()); |
| } |
| } |
| if (!purestSuperClass.isEmpty() && !isQObject) { |
| QByteArray superClass = purestSuperClass; |
| fprintf(out, " return %s::qt_metacast(_clname);\n", superClass.constData()); |
| } else { |
| fprintf(out, " return nullptr;\n"); |
| } |
| fprintf(out, "}\n"); |
| |
| // |
| // Generate internal qt_metacall() function |
| // |
| generateMetacall(); |
| |
| // |
| // Generate internal signal functions |
| // |
| for (int signalindex = 0; signalindex < cdef->signalList.size(); ++signalindex) |
| generateSignal(&cdef->signalList[signalindex], signalindex); |
| |
| // |
| // Generate plugin meta data |
| // |
| generatePluginMetaData(); |
| |
| // |
| // Generate function to make sure the non-class signals exist in the parent classes |
| // |
| if (!cdef->nonClassSignalList.isEmpty()) { |
| fprintf(out, "// If you get a compile error in this function it can be because either\n"); |
| fprintf(out, "// a) You are using a NOTIFY signal that does not exist. Fix it.\n"); |
| fprintf(out, "// b) You are using a NOTIFY signal that does exist (in a parent class) but has a non-empty parameter list. This is a moc limitation.\n"); |
| fprintf(out, "Q_DECL_UNUSED static void checkNotifySignalValidity_%s(%s *t) {\n", qualifiedClassNameIdentifier.constData(), cdef->qualified.constData()); |
| for (const QByteArray &nonClassSignal : qAsConst(cdef->nonClassSignalList)) |
| fprintf(out, " t->%s();\n", nonClassSignal.constData()); |
| fprintf(out, "}\n"); |
| } |
| } |
| |
| |
| void Generator::registerClassInfoStrings() |
| { |
| for (int i = 0; i < cdef->classInfoList.size(); ++i) { |
| const ClassInfoDef &c = cdef->classInfoList.at(i); |
| strreg(c.name); |
| strreg(c.value); |
| } |
| } |
| |
| void Generator::generateClassInfos() |
| { |
| if (cdef->classInfoList.isEmpty()) |
| return; |
| |
| fprintf(out, "\n // classinfo: key, value\n"); |
| |
| for (int i = 0; i < cdef->classInfoList.size(); ++i) { |
| const ClassInfoDef &c = cdef->classInfoList.at(i); |
| fprintf(out, " %4d, %4d,\n", stridx(c.name), stridx(c.value)); |
| } |
| } |
| |
| void Generator::registerFunctionStrings(const QVector<FunctionDef>& list) |
| { |
| for (int i = 0; i < list.count(); ++i) { |
| const FunctionDef &f = list.at(i); |
| |
| strreg(f.name); |
| if (!isBuiltinType(f.normalizedType)) |
| strreg(f.normalizedType); |
| strreg(f.tag); |
| |
| int argsCount = f.arguments.count(); |
| for (int j = 0; j < argsCount; ++j) { |
| const ArgumentDef &a = f.arguments.at(j); |
| if (!isBuiltinType(a.normalizedType)) |
| strreg(a.normalizedType); |
| strreg(a.name); |
| } |
| } |
| } |
| |
| void Generator::registerByteArrayVector(const QVector<QByteArray> &list) |
| { |
| for (const QByteArray &ba : list) |
| strreg(ba); |
| } |
| |
| void Generator::generateFunctions(const QVector<FunctionDef>& list, const char *functype, int type, int ¶msIndex) |
| { |
| if (list.isEmpty()) |
| return; |
| fprintf(out, "\n // %ss: name, argc, parameters, tag, flags\n", functype); |
| |
| for (int i = 0; i < list.count(); ++i) { |
| const FunctionDef &f = list.at(i); |
| |
| QByteArray comment; |
| unsigned char flags = type; |
| if (f.access == FunctionDef::Private) { |
| flags |= AccessPrivate; |
| comment.append("Private"); |
| } else if (f.access == FunctionDef::Public) { |
| flags |= AccessPublic; |
| comment.append("Public"); |
| } else if (f.access == FunctionDef::Protected) { |
| flags |= AccessProtected; |
| comment.append("Protected"); |
| } |
| if (f.isCompat) { |
| flags |= MethodCompatibility; |
| comment.append(" | MethodCompatibility"); |
| } |
| if (f.wasCloned) { |
| flags |= MethodCloned; |
| comment.append(" | MethodCloned"); |
| } |
| if (f.isScriptable) { |
| flags |= MethodScriptable; |
| comment.append(" | isScriptable"); |
| } |
| if (f.revision > 0) { |
| flags |= MethodRevisioned; |
| comment.append(" | MethodRevisioned"); |
| } |
| |
| int argc = f.arguments.count(); |
| fprintf(out, " %4d, %4d, %4d, %4d, 0x%02x /* %s */,\n", |
| stridx(f.name), argc, paramsIndex, stridx(f.tag), flags, comment.constData()); |
| |
| paramsIndex += 1 + argc * 2; |
| } |
| } |
| |
| void Generator::generateFunctionRevisions(const QVector<FunctionDef>& list, const char *functype) |
| { |
| if (list.count()) |
| fprintf(out, "\n // %ss: revision\n", functype); |
| for (int i = 0; i < list.count(); ++i) { |
| const FunctionDef &f = list.at(i); |
| fprintf(out, " %4d,\n", f.revision); |
| } |
| } |
| |
| void Generator::generateFunctionParameters(const QVector<FunctionDef>& list, const char *functype) |
| { |
| if (list.isEmpty()) |
| return; |
| fprintf(out, "\n // %ss: parameters\n", functype); |
| for (int i = 0; i < list.count(); ++i) { |
| const FunctionDef &f = list.at(i); |
| fprintf(out, " "); |
| |
| // Types |
| int argsCount = f.arguments.count(); |
| for (int j = -1; j < argsCount; ++j) { |
| if (j > -1) |
| fputc(' ', out); |
| const QByteArray &typeName = (j < 0) ? f.normalizedType : f.arguments.at(j).normalizedType; |
| generateTypeInfo(typeName, /*allowEmptyName=*/f.isConstructor); |
| fputc(',', out); |
| } |
| |
| // Parameter names |
| for (int j = 0; j < argsCount; ++j) { |
| const ArgumentDef &arg = f.arguments.at(j); |
| fprintf(out, " %4d,", stridx(arg.name)); |
| } |
| |
| fprintf(out, "\n"); |
| } |
| } |
| |
| void Generator::generateTypeInfo(const QByteArray &typeName, bool allowEmptyName) |
| { |
| Q_UNUSED(allowEmptyName); |
| if (isBuiltinType(typeName)) { |
| int type; |
| const char *valueString; |
| if (typeName == "qreal") { |
| type = QMetaType::UnknownType; |
| valueString = "QReal"; |
| } else { |
| type = nameToBuiltinType(typeName); |
| valueString = metaTypeEnumValueString(type); |
| } |
| if (valueString) { |
| fprintf(out, "QMetaType::%s", valueString); |
| } else { |
| Q_ASSERT(type != QMetaType::UnknownType); |
| fprintf(out, "%4d", type); |
| } |
| } else { |
| Q_ASSERT(!typeName.isEmpty() || allowEmptyName); |
| fprintf(out, "0x%.8x | %d", IsUnresolvedType, stridx(typeName)); |
| } |
| } |
| |
| void Generator::registerPropertyStrings() |
| { |
| for (int i = 0; i < cdef->propertyList.count(); ++i) { |
| const PropertyDef &p = cdef->propertyList.at(i); |
| strreg(p.name); |
| if (!isBuiltinType(p.type)) |
| strreg(p.type); |
| } |
| } |
| |
| void Generator::generateProperties() |
| { |
| // |
| // Create meta data |
| // |
| |
| if (cdef->propertyList.count()) |
| fprintf(out, "\n // properties: name, type, flags\n"); |
| for (int i = 0; i < cdef->propertyList.count(); ++i) { |
| const PropertyDef &p = cdef->propertyList.at(i); |
| uint flags = Invalid; |
| if (!isBuiltinType(p.type)) |
| flags |= EnumOrFlag; |
| if (!p.member.isEmpty() && !p.constant) |
| flags |= Writable; |
| if (!p.read.isEmpty() || !p.member.isEmpty()) |
| flags |= Readable; |
| if (!p.write.isEmpty()) { |
| flags |= Writable; |
| if (p.stdCppSet()) |
| flags |= StdCppSet; |
| } |
| if (!p.reset.isEmpty()) |
| flags |= Resettable; |
| |
| // if (p.override) |
| // flags |= Override; |
| |
| if (p.designable.isEmpty()) |
| flags |= ResolveDesignable; |
| else if (p.designable != "false") |
| flags |= Designable; |
| |
| if (p.scriptable.isEmpty()) |
| flags |= ResolveScriptable; |
| else if (p.scriptable != "false") |
| flags |= Scriptable; |
| |
| if (p.stored.isEmpty()) |
| flags |= ResolveStored; |
| else if (p.stored != "false") |
| flags |= Stored; |
| |
| if (p.editable.isEmpty()) |
| flags |= ResolveEditable; |
| else if (p.editable != "false") |
| flags |= Editable; |
| |
| if (p.user.isEmpty()) |
| flags |= ResolveUser; |
| else if (p.user != "false") |
| flags |= User; |
| |
| if (p.notifyId != -1) |
| flags |= Notify; |
| |
| if (p.revision > 0) |
| flags |= Revisioned; |
| |
| if (p.constant) |
| flags |= Constant; |
| if (p.final) |
| flags |= Final; |
| |
| fprintf(out, " %4d, ", stridx(p.name)); |
| generateTypeInfo(p.type); |
| fprintf(out, ", 0x%.8x,\n", flags); |
| } |
| |
| if(cdef->notifyableProperties) { |
| fprintf(out, "\n // properties: notify_signal_id\n"); |
| for (int i = 0; i < cdef->propertyList.count(); ++i) { |
| const PropertyDef &p = cdef->propertyList.at(i); |
| if (p.notifyId == -1) { |
| fprintf(out, " %4d,\n", |
| 0); |
| } else if (p.notifyId > -1) { |
| fprintf(out, " %4d,\n", |
| p.notifyId); |
| } else { |
| const int indexInStrings = strings.indexOf(p.notify); |
| fprintf(out, " %4d,\n", |
| indexInStrings | IsUnresolvedSignal); |
| } |
| } |
| } |
| if (cdef->revisionedProperties) { |
| fprintf(out, "\n // properties: revision\n"); |
| for (int i = 0; i < cdef->propertyList.count(); ++i) { |
| const PropertyDef &p = cdef->propertyList.at(i); |
| fprintf(out, " %4d,\n", p.revision); |
| } |
| } |
| } |
| |
| void Generator::registerEnumStrings() |
| { |
| for (int i = 0; i < cdef->enumList.count(); ++i) { |
| const EnumDef &e = cdef->enumList.at(i); |
| strreg(e.name); |
| if (!e.enumName.isNull()) |
| strreg(e.enumName); |
| for (int j = 0; j < e.values.count(); ++j) |
| strreg(e.values.at(j)); |
| } |
| } |
| |
| void Generator::generateEnums(int index) |
| { |
| if (cdef->enumDeclarations.isEmpty()) |
| return; |
| |
| fprintf(out, "\n // enums: name, alias, flags, count, data\n"); |
| index += 5 * cdef->enumList.count(); |
| int i; |
| for (i = 0; i < cdef->enumList.count(); ++i) { |
| const EnumDef &e = cdef->enumList.at(i); |
| int flags = 0; |
| if (cdef->enumDeclarations.value(e.name)) |
| flags |= EnumIsFlag; |
| if (e.isEnumClass) |
| flags |= EnumIsScoped; |
| fprintf(out, " %4d, %4d, 0x%.1x, %4d, %4d,\n", |
| stridx(e.name), |
| e.enumName.isNull() ? stridx(e.name) : stridx(e.enumName), |
| flags, |
| e.values.count(), |
| index); |
| index += e.values.count() * 2; |
| } |
| |
| fprintf(out, "\n // enum data: key, value\n"); |
| for (i = 0; i < cdef->enumList.count(); ++i) { |
| const EnumDef &e = cdef->enumList.at(i); |
| for (int j = 0; j < e.values.count(); ++j) { |
| const QByteArray &val = e.values.at(j); |
| QByteArray code = cdef->qualified.constData(); |
| if (e.isEnumClass) |
| code += "::" + (e.enumName.isNull() ? e.name : e.enumName); |
| code += "::" + val; |
| fprintf(out, " %4d, uint(%s),\n", |
| stridx(val), code.constData()); |
| } |
| } |
| } |
| |
| void Generator::generateMetacall() |
| { |
| bool isQObject = (cdef->classname == "QObject"); |
| |
| fprintf(out, "\nint %s::qt_metacall(QMetaObject::Call _c, int _id, void **_a)\n{\n", |
| cdef->qualified.constData()); |
| |
| if (!purestSuperClass.isEmpty() && !isQObject) { |
| QByteArray superClass = purestSuperClass; |
| fprintf(out, " _id = %s::qt_metacall(_c, _id, _a);\n", superClass.constData()); |
| } |
| |
| |
| bool needElse = false; |
| QVector<FunctionDef> methodList; |
| methodList += cdef->signalList; |
| methodList += cdef->slotList; |
| methodList += cdef->methodList; |
| |
| // If there are no methods or properties, we will return _id anyway, so |
| // don't emit this comparison -- it is unnecessary, and it makes coverity |
| // unhappy. |
| if (methodList.size() || cdef->propertyList.size()) { |
| fprintf(out, " if (_id < 0)\n return _id;\n"); |
| } |
| |
| fprintf(out, " "); |
| |
| if (methodList.size()) { |
| needElse = true; |
| fprintf(out, "if (_c == QMetaObject::InvokeMetaMethod) {\n"); |
| fprintf(out, " if (_id < %d)\n", methodList.size()); |
| fprintf(out, " qt_static_metacall(this, _c, _id, _a);\n"); |
| fprintf(out, " _id -= %d;\n }", methodList.size()); |
| |
| fprintf(out, " else if (_c == QMetaObject::RegisterMethodArgumentMetaType) {\n"); |
| fprintf(out, " if (_id < %d)\n", methodList.size()); |
| |
| if (methodsWithAutomaticTypesHelper(methodList).isEmpty()) |
| fprintf(out, " *reinterpret_cast<int*>(_a[0]) = -1;\n"); |
| else |
| fprintf(out, " qt_static_metacall(this, _c, _id, _a);\n"); |
| fprintf(out, " _id -= %d;\n }", methodList.size()); |
| |
| } |
| |
| if (cdef->propertyList.size()) { |
| bool needDesignable = false; |
| bool needScriptable = false; |
| bool needStored = false; |
| bool needEditable = false; |
| bool needUser = false; |
| for (int i = 0; i < cdef->propertyList.size(); ++i) { |
| const PropertyDef &p = cdef->propertyList.at(i); |
| needDesignable |= p.designable.endsWith(')'); |
| needScriptable |= p.scriptable.endsWith(')'); |
| needStored |= p.stored.endsWith(')'); |
| needEditable |= p.editable.endsWith(')'); |
| needUser |= p.user.endsWith(')'); |
| } |
| |
| fprintf(out, "\n#ifndef QT_NO_PROPERTIES\n "); |
| if (needElse) |
| fprintf(out, "else "); |
| fprintf(out, |
| "if (_c == QMetaObject::ReadProperty || _c == QMetaObject::WriteProperty\n" |
| " || _c == QMetaObject::ResetProperty || _c == QMetaObject::RegisterPropertyMetaType) {\n" |
| " qt_static_metacall(this, _c, _id, _a);\n" |
| " _id -= %d;\n }", cdef->propertyList.count()); |
| |
| fprintf(out, " else "); |
| fprintf(out, "if (_c == QMetaObject::QueryPropertyDesignable) {\n"); |
| if (needDesignable) { |
| fprintf(out, " bool *_b = reinterpret_cast<bool*>(_a[0]);\n"); |
| fprintf(out, " switch (_id) {\n"); |
| for (int propindex = 0; propindex < cdef->propertyList.size(); ++propindex) { |
| const PropertyDef &p = cdef->propertyList.at(propindex); |
| if (!p.designable.endsWith(')')) |
| continue; |
| fprintf(out, " case %d: *_b = %s; break;\n", |
| propindex, p.designable.constData()); |
| } |
| fprintf(out, " default: break;\n"); |
| fprintf(out, " }\n"); |
| } |
| fprintf(out, |
| " _id -= %d;\n" |
| " }", cdef->propertyList.count()); |
| |
| fprintf(out, " else "); |
| fprintf(out, "if (_c == QMetaObject::QueryPropertyScriptable) {\n"); |
| if (needScriptable) { |
| fprintf(out, " bool *_b = reinterpret_cast<bool*>(_a[0]);\n"); |
| fprintf(out, " switch (_id) {\n"); |
| for (int propindex = 0; propindex < cdef->propertyList.size(); ++propindex) { |
| const PropertyDef &p = cdef->propertyList.at(propindex); |
| if (!p.scriptable.endsWith(')')) |
| continue; |
| fprintf(out, " case %d: *_b = %s; break;\n", |
| propindex, p.scriptable.constData()); |
| } |
| fprintf(out, " default: break;\n"); |
| fprintf(out, " }\n"); |
| } |
| fprintf(out, |
| " _id -= %d;\n" |
| " }", cdef->propertyList.count()); |
| |
| fprintf(out, " else "); |
| fprintf(out, "if (_c == QMetaObject::QueryPropertyStored) {\n"); |
| if (needStored) { |
| fprintf(out, " bool *_b = reinterpret_cast<bool*>(_a[0]);\n"); |
| fprintf(out, " switch (_id) {\n"); |
| for (int propindex = 0; propindex < cdef->propertyList.size(); ++propindex) { |
| const PropertyDef &p = cdef->propertyList.at(propindex); |
| if (!p.stored.endsWith(')')) |
| continue; |
| fprintf(out, " case %d: *_b = %s; break;\n", |
| propindex, p.stored.constData()); |
| } |
| fprintf(out, " default: break;\n"); |
| fprintf(out, " }\n"); |
| } |
| fprintf(out, |
| " _id -= %d;\n" |
| " }", cdef->propertyList.count()); |
| |
| fprintf(out, " else "); |
| fprintf(out, "if (_c == QMetaObject::QueryPropertyEditable) {\n"); |
| if (needEditable) { |
| fprintf(out, " bool *_b = reinterpret_cast<bool*>(_a[0]);\n"); |
| fprintf(out, " switch (_id) {\n"); |
| for (int propindex = 0; propindex < cdef->propertyList.size(); ++propindex) { |
| const PropertyDef &p = cdef->propertyList.at(propindex); |
| if (!p.editable.endsWith(')')) |
| continue; |
| fprintf(out, " case %d: *_b = %s; break;\n", |
| propindex, p.editable.constData()); |
| } |
| fprintf(out, " default: break;\n"); |
| fprintf(out, " }\n"); |
| } |
| fprintf(out, |
| " _id -= %d;\n" |
| " }", cdef->propertyList.count()); |
| |
| |
| fprintf(out, " else "); |
| fprintf(out, "if (_c == QMetaObject::QueryPropertyUser) {\n"); |
| if (needUser) { |
| fprintf(out, " bool *_b = reinterpret_cast<bool*>(_a[0]);\n"); |
| fprintf(out, " switch (_id) {\n"); |
| for (int propindex = 0; propindex < cdef->propertyList.size(); ++propindex) { |
| const PropertyDef &p = cdef->propertyList.at(propindex); |
| if (!p.user.endsWith(')')) |
| continue; |
| fprintf(out, " case %d: *_b = %s; break;\n", |
| propindex, p.user.constData()); |
| } |
| fprintf(out, " default: break;\n"); |
| fprintf(out, " }\n"); |
| } |
| fprintf(out, |
| " _id -= %d;\n" |
| " }", cdef->propertyList.count()); |
| |
| fprintf(out, "\n#endif // QT_NO_PROPERTIES"); |
| } |
| if (methodList.size() || cdef->propertyList.size()) |
| fprintf(out, "\n "); |
| fprintf(out,"return _id;\n}\n"); |
| } |
| |
| |
| QMultiMap<QByteArray, int> Generator::automaticPropertyMetaTypesHelper() |
| { |
| QMultiMap<QByteArray, int> automaticPropertyMetaTypes; |
| for (int i = 0; i < cdef->propertyList.size(); ++i) { |
| const QByteArray propertyType = cdef->propertyList.at(i).type; |
| if (registerableMetaType(propertyType) && !isBuiltinType(propertyType)) |
| automaticPropertyMetaTypes.insert(propertyType, i); |
| } |
| return automaticPropertyMetaTypes; |
| } |
| |
| QMap<int, QMultiMap<QByteArray, int> > Generator::methodsWithAutomaticTypesHelper(const QVector<FunctionDef> &methodList) |
| { |
| QMap<int, QMultiMap<QByteArray, int> > methodsWithAutomaticTypes; |
| for (int i = 0; i < methodList.size(); ++i) { |
| const FunctionDef &f = methodList.at(i); |
| for (int j = 0; j < f.arguments.count(); ++j) { |
| const QByteArray argType = f.arguments.at(j).normalizedType; |
| if (registerableMetaType(argType) && !isBuiltinType(argType)) |
| methodsWithAutomaticTypes[i].insert(argType, j); |
| } |
| } |
| return methodsWithAutomaticTypes; |
| } |
| |
| void Generator::generateStaticMetacall() |
| { |
| fprintf(out, "void %s::qt_static_metacall(QObject *_o, QMetaObject::Call _c, int _id, void **_a)\n{\n", |
| cdef->qualified.constData()); |
| |
| bool needElse = false; |
| bool isUsed_a = false; |
| |
| if (!cdef->constructorList.isEmpty()) { |
| fprintf(out, " if (_c == QMetaObject::CreateInstance) {\n"); |
| fprintf(out, " switch (_id) {\n"); |
| for (int ctorindex = 0; ctorindex < cdef->constructorList.count(); ++ctorindex) { |
| fprintf(out, " case %d: { %s *_r = new %s(", ctorindex, |
| cdef->classname.constData(), cdef->classname.constData()); |
| const FunctionDef &f = cdef->constructorList.at(ctorindex); |
| int offset = 1; |
| |
| int argsCount = f.arguments.count(); |
| for (int j = 0; j < argsCount; ++j) { |
| const ArgumentDef &a = f.arguments.at(j); |
| if (j) |
| fprintf(out, ","); |
| fprintf(out, "(*reinterpret_cast< %s>(_a[%d]))", a.typeNameForCast.constData(), offset++); |
| } |
| if (f.isPrivateSignal) { |
| if (argsCount > 0) |
| fprintf(out, ", "); |
| fprintf(out, "%s", QByteArray("QPrivateSignal()").constData()); |
| } |
| fprintf(out, ");\n"); |
| fprintf(out, " if (_a[0]) *reinterpret_cast<%s**>(_a[0]) = _r; } break;\n", |
| cdef->hasQGadget ? "void" : "QObject"); |
| } |
| fprintf(out, " default: break;\n"); |
| fprintf(out, " }\n"); |
| fprintf(out, " }"); |
| needElse = true; |
| isUsed_a = true; |
| } |
| |
| QVector<FunctionDef> methodList; |
| methodList += cdef->signalList; |
| methodList += cdef->slotList; |
| methodList += cdef->methodList; |
| |
| if (!methodList.isEmpty()) { |
| if (needElse) |
| fprintf(out, " else "); |
| else |
| fprintf(out, " "); |
| fprintf(out, "if (_c == QMetaObject::InvokeMetaMethod) {\n"); |
| if (cdef->hasQObject) { |
| #ifndef QT_NO_DEBUG |
| fprintf(out, " Q_ASSERT(staticMetaObject.cast(_o));\n"); |
| #endif |
| fprintf(out, " auto *_t = static_cast<%s *>(_o);\n", cdef->classname.constData()); |
| } else { |
| fprintf(out, " auto *_t = reinterpret_cast<%s *>(_o);\n", cdef->classname.constData()); |
| } |
| fprintf(out, " Q_UNUSED(_t)\n"); |
| fprintf(out, " switch (_id) {\n"); |
| for (int methodindex = 0; methodindex < methodList.size(); ++methodindex) { |
| const FunctionDef &f = methodList.at(methodindex); |
| Q_ASSERT(!f.normalizedType.isEmpty()); |
| fprintf(out, " case %d: ", methodindex); |
| if (f.normalizedType != "void") |
| fprintf(out, "{ %s _r = ", noRef(f.normalizedType).constData()); |
| fprintf(out, "_t->"); |
| if (f.inPrivateClass.size()) |
| fprintf(out, "%s->", f.inPrivateClass.constData()); |
| fprintf(out, "%s(", f.name.constData()); |
| int offset = 1; |
| |
| int argsCount = f.arguments.count(); |
| for (int j = 0; j < argsCount; ++j) { |
| const ArgumentDef &a = f.arguments.at(j); |
| if (j) |
| fprintf(out, ","); |
| fprintf(out, "(*reinterpret_cast< %s>(_a[%d]))",a.typeNameForCast.constData(), offset++); |
| isUsed_a = true; |
| } |
| if (f.isPrivateSignal) { |
| if (argsCount > 0) |
| fprintf(out, ", "); |
| fprintf(out, "%s", "QPrivateSignal()"); |
| } |
| fprintf(out, ");"); |
| if (f.normalizedType != "void") { |
| fprintf(out, "\n if (_a[0]) *reinterpret_cast< %s*>(_a[0]) = std::move(_r); } ", |
| noRef(f.normalizedType).constData()); |
| isUsed_a = true; |
| } |
| fprintf(out, " break;\n"); |
| } |
| fprintf(out, " default: ;\n"); |
| fprintf(out, " }\n"); |
| fprintf(out, " }"); |
| needElse = true; |
| |
| QMap<int, QMultiMap<QByteArray, int> > methodsWithAutomaticTypes = methodsWithAutomaticTypesHelper(methodList); |
| |
| if (!methodsWithAutomaticTypes.isEmpty()) { |
| fprintf(out, " else if (_c == QMetaObject::RegisterMethodArgumentMetaType) {\n"); |
| fprintf(out, " switch (_id) {\n"); |
| fprintf(out, " default: *reinterpret_cast<int*>(_a[0]) = -1; break;\n"); |
| QMap<int, QMultiMap<QByteArray, int> >::const_iterator it = methodsWithAutomaticTypes.constBegin(); |
| const QMap<int, QMultiMap<QByteArray, int> >::const_iterator end = methodsWithAutomaticTypes.constEnd(); |
| for ( ; it != end; ++it) { |
| fprintf(out, " case %d:\n", it.key()); |
| fprintf(out, " switch (*reinterpret_cast<int*>(_a[1])) {\n"); |
| fprintf(out, " default: *reinterpret_cast<int*>(_a[0]) = -1; break;\n"); |
| auto jt = it->begin(); |
| const auto jend = it->end(); |
| while (jt != jend) { |
| fprintf(out, " case %d:\n", jt.value()); |
| const QByteArray &lastKey = jt.key(); |
| ++jt; |
| if (jt == jend || jt.key() != lastKey) |
| fprintf(out, " *reinterpret_cast<int*>(_a[0]) = qRegisterMetaType< %s >(); break;\n", lastKey.constData()); |
| } |
| fprintf(out, " }\n"); |
| fprintf(out, " break;\n"); |
| } |
| fprintf(out, " }\n"); |
| fprintf(out, " }"); |
| isUsed_a = true; |
| } |
| |
| } |
| if (!cdef->signalList.isEmpty()) { |
| Q_ASSERT(needElse); // if there is signal, there was method. |
| fprintf(out, " else if (_c == QMetaObject::IndexOfMethod) {\n"); |
| fprintf(out, " int *result = reinterpret_cast<int *>(_a[0]);\n"); |
| bool anythingUsed = false; |
| for (int methodindex = 0; methodindex < cdef->signalList.size(); ++methodindex) { |
| const FunctionDef &f = cdef->signalList.at(methodindex); |
| if (f.wasCloned || !f.inPrivateClass.isEmpty() || f.isStatic) |
| continue; |
| anythingUsed = true; |
| fprintf(out, " {\n"); |
| fprintf(out, " using _t = %s (%s::*)(",f.type.rawName.constData() , cdef->classname.constData()); |
| |
| int argsCount = f.arguments.count(); |
| for (int j = 0; j < argsCount; ++j) { |
| const ArgumentDef &a = f.arguments.at(j); |
| if (j) |
| fprintf(out, ", "); |
| fprintf(out, "%s", QByteArray(a.type.name + ' ' + a.rightType).constData()); |
| } |
| if (f.isPrivateSignal) { |
| if (argsCount > 0) |
| fprintf(out, ", "); |
| fprintf(out, "%s", "QPrivateSignal"); |
| } |
| if (f.isConst) |
| fprintf(out, ") const;\n"); |
| else |
| fprintf(out, ");\n"); |
| fprintf(out, " if (*reinterpret_cast<_t *>(_a[1]) == static_cast<_t>(&%s::%s)) {\n", |
| cdef->classname.constData(), f.name.constData()); |
| fprintf(out, " *result = %d;\n", methodindex); |
| fprintf(out, " return;\n"); |
| fprintf(out, " }\n }\n"); |
| } |
| if (!anythingUsed) |
| fprintf(out, " Q_UNUSED(result);\n"); |
| fprintf(out, " }"); |
| needElse = true; |
| } |
| |
| const QMultiMap<QByteArray, int> automaticPropertyMetaTypes = automaticPropertyMetaTypesHelper(); |
| |
| if (!automaticPropertyMetaTypes.isEmpty()) { |
| if (needElse) |
| fprintf(out, " else "); |
| else |
| fprintf(out, " "); |
| fprintf(out, "if (_c == QMetaObject::RegisterPropertyMetaType) {\n"); |
| fprintf(out, " switch (_id) {\n"); |
| fprintf(out, " default: *reinterpret_cast<int*>(_a[0]) = -1; break;\n"); |
| auto it = automaticPropertyMetaTypes.begin(); |
| const auto end = automaticPropertyMetaTypes.end(); |
| while (it != end) { |
| fprintf(out, " case %d:\n", it.value()); |
| const QByteArray &lastKey = it.key(); |
| ++it; |
| if (it == end || it.key() != lastKey) |
| fprintf(out, " *reinterpret_cast<int*>(_a[0]) = qRegisterMetaType< %s >(); break;\n", lastKey.constData()); |
| } |
| fprintf(out, " }\n"); |
| fprintf(out, " }\n"); |
| isUsed_a = true; |
| needElse = true; |
| } |
| |
| if (!cdef->propertyList.empty()) { |
| bool needGet = false; |
| bool needTempVarForGet = false; |
| bool needSet = false; |
| bool needReset = false; |
| for (int i = 0; i < cdef->propertyList.size(); ++i) { |
| const PropertyDef &p = cdef->propertyList.at(i); |
| needGet |= !p.read.isEmpty() || !p.member.isEmpty(); |
| if (!p.read.isEmpty() || !p.member.isEmpty()) |
| needTempVarForGet |= (p.gspec != PropertyDef::PointerSpec |
| && p.gspec != PropertyDef::ReferenceSpec); |
| |
| needSet |= !p.write.isEmpty() || (!p.member.isEmpty() && !p.constant); |
| needReset |= !p.reset.isEmpty(); |
| } |
| fprintf(out, "\n#ifndef QT_NO_PROPERTIES\n "); |
| |
| if (needElse) |
| fprintf(out, "else "); |
| fprintf(out, "if (_c == QMetaObject::ReadProperty) {\n"); |
| if (needGet) { |
| if (cdef->hasQObject) { |
| #ifndef QT_NO_DEBUG |
| fprintf(out, " Q_ASSERT(staticMetaObject.cast(_o));\n"); |
| #endif |
| fprintf(out, " auto *_t = static_cast<%s *>(_o);\n", cdef->classname.constData()); |
| } else { |
| fprintf(out, " auto *_t = reinterpret_cast<%s *>(_o);\n", cdef->classname.constData()); |
| } |
| fprintf(out, " Q_UNUSED(_t)\n"); |
| if (needTempVarForGet) |
| fprintf(out, " void *_v = _a[0];\n"); |
| fprintf(out, " switch (_id) {\n"); |
| for (int propindex = 0; propindex < cdef->propertyList.size(); ++propindex) { |
| const PropertyDef &p = cdef->propertyList.at(propindex); |
| if (p.read.isEmpty() && p.member.isEmpty()) |
| continue; |
| QByteArray prefix = "_t->"; |
| if (p.inPrivateClass.size()) { |
| prefix += p.inPrivateClass + "->"; |
| } |
| if (p.gspec == PropertyDef::PointerSpec) |
| fprintf(out, " case %d: _a[0] = const_cast<void*>(reinterpret_cast<const void*>(%s%s())); break;\n", |
| propindex, prefix.constData(), p.read.constData()); |
| else if (p.gspec == PropertyDef::ReferenceSpec) |
| fprintf(out, " case %d: _a[0] = const_cast<void*>(reinterpret_cast<const void*>(&%s%s())); break;\n", |
| propindex, prefix.constData(), p.read.constData()); |
| else if (cdef->enumDeclarations.value(p.type, false)) |
| fprintf(out, " case %d: *reinterpret_cast<int*>(_v) = QFlag(%s%s()); break;\n", |
| propindex, prefix.constData(), p.read.constData()); |
| else if (!p.read.isEmpty()) |
| fprintf(out, " case %d: *reinterpret_cast< %s*>(_v) = %s%s(); break;\n", |
| propindex, p.type.constData(), prefix.constData(), p.read.constData()); |
| else |
| fprintf(out, " case %d: *reinterpret_cast< %s*>(_v) = %s%s; break;\n", |
| propindex, p.type.constData(), prefix.constData(), p.member.constData()); |
| } |
| fprintf(out, " default: break;\n"); |
| fprintf(out, " }\n"); |
| } |
| |
| fprintf(out, " }"); |
| |
| fprintf(out, " else "); |
| fprintf(out, "if (_c == QMetaObject::WriteProperty) {\n"); |
| |
| if (needSet) { |
| if (cdef->hasQObject) { |
| #ifndef QT_NO_DEBUG |
| fprintf(out, " Q_ASSERT(staticMetaObject.cast(_o));\n"); |
| #endif |
| fprintf(out, " auto *_t = static_cast<%s *>(_o);\n", cdef->classname.constData()); |
| } else { |
| fprintf(out, " auto *_t = reinterpret_cast<%s *>(_o);\n", cdef->classname.constData()); |
| } |
| fprintf(out, " Q_UNUSED(_t)\n"); |
| fprintf(out, " void *_v = _a[0];\n"); |
| fprintf(out, " switch (_id) {\n"); |
| for (int propindex = 0; propindex < cdef->propertyList.size(); ++propindex) { |
| const PropertyDef &p = cdef->propertyList.at(propindex); |
| if (p.constant) |
| continue; |
| if (p.write.isEmpty() && p.member.isEmpty()) |
| continue; |
| QByteArray prefix = "_t->"; |
| if (p.inPrivateClass.size()) { |
| prefix += p.inPrivateClass + "->"; |
| } |
| if (cdef->enumDeclarations.value(p.type, false)) { |
| fprintf(out, " case %d: %s%s(QFlag(*reinterpret_cast<int*>(_v))); break;\n", |
| propindex, prefix.constData(), p.write.constData()); |
| } else if (!p.write.isEmpty()) { |
| fprintf(out, " case %d: %s%s(*reinterpret_cast< %s*>(_v)); break;\n", |
| propindex, prefix.constData(), p.write.constData(), p.type.constData()); |
| } else { |
| fprintf(out, " case %d:\n", propindex); |
| fprintf(out, " if (%s%s != *reinterpret_cast< %s*>(_v)) {\n", |
| prefix.constData(), p.member.constData(), p.type.constData()); |
| fprintf(out, " %s%s = *reinterpret_cast< %s*>(_v);\n", |
| prefix.constData(), p.member.constData(), p.type.constData()); |
| if (!p.notify.isEmpty() && p.notifyId > -1) { |
| const FunctionDef &f = cdef->signalList.at(p.notifyId); |
| if (f.arguments.size() == 0) |
| fprintf(out, " Q_EMIT _t->%s();\n", p.notify.constData()); |
| else if (f.arguments.size() == 1 && f.arguments.at(0).normalizedType == p.type) |
| fprintf(out, " Q_EMIT _t->%s(%s%s);\n", |
| p.notify.constData(), prefix.constData(), p.member.constData()); |
| } else if (!p.notify.isEmpty() && p.notifyId < -1) { |
| fprintf(out, " Q_EMIT _t->%s();\n", p.notify.constData()); |
| } |
| fprintf(out, " }\n"); |
| fprintf(out, " break;\n"); |
| } |
| } |
| fprintf(out, " default: break;\n"); |
| fprintf(out, " }\n"); |
| } |
| |
| fprintf(out, " }"); |
| |
| fprintf(out, " else "); |
| fprintf(out, "if (_c == QMetaObject::ResetProperty) {\n"); |
| if (needReset) { |
| if (cdef->hasQObject) { |
| #ifndef QT_NO_DEBUG |
| fprintf(out, " Q_ASSERT(staticMetaObject.cast(_o));\n"); |
| #endif |
| fprintf(out, " %s *_t = static_cast<%s *>(_o);\n", cdef->classname.constData(), cdef->classname.constData()); |
| } else { |
| fprintf(out, " %s *_t = reinterpret_cast<%s *>(_o);\n", cdef->classname.constData(), cdef->classname.constData()); |
| } |
| fprintf(out, " Q_UNUSED(_t)\n"); |
| fprintf(out, " switch (_id) {\n"); |
| for (int propindex = 0; propindex < cdef->propertyList.size(); ++propindex) { |
| const PropertyDef &p = cdef->propertyList.at(propindex); |
| if (!p.reset.endsWith(')')) |
| continue; |
| QByteArray prefix = "_t->"; |
| if (p.inPrivateClass.size()) { |
| prefix += p.inPrivateClass + "->"; |
| } |
| fprintf(out, " case %d: %s%s; break;\n", |
| propindex, prefix.constData(), p.reset.constData()); |
| } |
| fprintf(out, " default: break;\n"); |
| fprintf(out, " }\n"); |
| } |
| fprintf(out, " }"); |
| fprintf(out, "\n#endif // QT_NO_PROPERTIES"); |
| needElse = true; |
| } |
| |
| if (needElse) |
| fprintf(out, "\n"); |
| |
| if (methodList.isEmpty()) { |
| fprintf(out, " Q_UNUSED(_o);\n"); |
| if (cdef->constructorList.isEmpty() && automaticPropertyMetaTypes.isEmpty() && methodsWithAutomaticTypesHelper(methodList).isEmpty()) { |
| fprintf(out, " Q_UNUSED(_id);\n"); |
| fprintf(out, " Q_UNUSED(_c);\n"); |
| } |
| } |
| if (!isUsed_a) |
| fprintf(out, " Q_UNUSED(_a);\n"); |
| |
| fprintf(out, "}\n\n"); |
| } |
| |
| void Generator::generateSignal(FunctionDef *def,int index) |
| { |
| if (def->wasCloned || def->isAbstract) |
| return; |
| fprintf(out, "\n// SIGNAL %d\n%s %s::%s(", |
| index, def->type.name.constData(), cdef->qualified.constData(), def->name.constData()); |
| |
| QByteArray thisPtr = "this"; |
| const char *constQualifier = ""; |
| |
| if (def->isConst) { |
| thisPtr = "const_cast< " + cdef->qualified + " *>(this)"; |
| constQualifier = "const"; |
| } |
| |
| Q_ASSERT(!def->normalizedType.isEmpty()); |
| if (def->arguments.isEmpty() && def->normalizedType == "void" && !def->isPrivateSignal) { |
| fprintf(out, ")%s\n{\n" |
| " QMetaObject::activate(%s, &staticMetaObject, %d, nullptr);\n" |
| "}\n", constQualifier, thisPtr.constData(), index); |
| return; |
| } |
| |
| int offset = 1; |
| for (int j = 0; j < def->arguments.count(); ++j) { |
| const ArgumentDef &a = def->arguments.at(j); |
| if (j) |
| fprintf(out, ", "); |
| fprintf(out, "%s _t%d%s", a.type.name.constData(), offset++, a.rightType.constData()); |
| } |
| if (def->isPrivateSignal) { |
| if (!def->arguments.isEmpty()) |
| fprintf(out, ", "); |
| fprintf(out, "QPrivateSignal _t%d", offset++); |
| } |
| |
| fprintf(out, ")%s\n{\n", constQualifier); |
| if (def->type.name.size() && def->normalizedType != "void") { |
| QByteArray returnType = noRef(def->normalizedType); |
| fprintf(out, " %s _t0{};\n", returnType.constData()); |
| } |
| |
| fprintf(out, " void *_a[] = { "); |
| if (def->normalizedType == "void") { |
| fprintf(out, "nullptr"); |
| } else { |
| if (def->returnTypeIsVolatile) |
| fprintf(out, "const_cast<void*>(reinterpret_cast<const volatile void*>(std::addressof(_t0)))"); |
| else |
| fprintf(out, "const_cast<void*>(reinterpret_cast<const void*>(std::addressof(_t0)))"); |
| } |
| int i; |
| for (i = 1; i < offset; ++i) |
| if (i <= def->arguments.count() && def->arguments.at(i - 1).type.isVolatile) |
| fprintf(out, ", const_cast<void*>(reinterpret_cast<const volatile void*>(std::addressof(_t%d)))", i); |
| else |
| fprintf(out, ", const_cast<void*>(reinterpret_cast<const void*>(std::addressof(_t%d)))", i); |
| fprintf(out, " };\n"); |
| fprintf(out, " QMetaObject::activate(%s, &staticMetaObject, %d, _a);\n", thisPtr.constData(), index); |
| if (def->normalizedType != "void") |
| fprintf(out, " return _t0;\n"); |
| fprintf(out, "}\n"); |
| } |
| |
| static CborError jsonValueToCbor(CborEncoder *parent, const QJsonValue &v); |
| static CborError jsonObjectToCbor(CborEncoder *parent, const QJsonObject &o) |
| { |
| auto it = o.constBegin(); |
| auto end = o.constEnd(); |
| CborEncoder map; |
| cbor_encoder_create_map(parent, &map, o.size()); |
| |
| for ( ; it != end; ++it) { |
| QByteArray key = it.key().toUtf8(); |
| cbor_encode_text_string(&map, key.constData(), key.size()); |
| jsonValueToCbor(&map, it.value()); |
| } |
| return cbor_encoder_close_container(parent, &map); |
| } |
| |
| static CborError jsonArrayToCbor(CborEncoder *parent, const QJsonArray &a) |
| { |
| CborEncoder array; |
| cbor_encoder_create_array(parent, &array, a.size()); |
| for (const QJsonValue &v : a) |
| jsonValueToCbor(&array, v); |
| return cbor_encoder_close_container(parent, &array); |
| } |
| |
| static CborError jsonValueToCbor(CborEncoder *parent, const QJsonValue &v) |
| { |
| switch (v.type()) { |
| case QJsonValue::Null: |
| case QJsonValue::Undefined: |
| return cbor_encode_null(parent); |
| case QJsonValue::Bool: |
| return cbor_encode_boolean(parent, v.toBool()); |
| case QJsonValue::Array: |
| return jsonArrayToCbor(parent, v.toArray()); |
| case QJsonValue::Object: |
| return jsonObjectToCbor(parent, v.toObject()); |
| case QJsonValue::String: { |
| QByteArray s = v.toString().toUtf8(); |
| return cbor_encode_text_string(parent, s.constData(), s.size()); |
| } |
| case QJsonValue::Double: { |
| double d = v.toDouble(); |
| if (d == floor(d) && fabs(d) <= (Q_INT64_C(1) << std::numeric_limits<double>::digits)) |
| return cbor_encode_int(parent, qint64(d)); |
| return cbor_encode_double(parent, d); |
| } |
| } |
| Q_UNREACHABLE(); |
| return CborUnknownError; |
| } |
| |
| void Generator::generatePluginMetaData() |
| { |
| if (cdef->pluginData.iid.isEmpty()) |
| return; |
| |
| fputs("\nQT_PLUGIN_METADATA_SECTION\n" |
| "static constexpr unsigned char qt_pluginMetaData[] = {\n" |
| " 'Q', 'T', 'M', 'E', 'T', 'A', 'D', 'A', 'T', 'A', ' ', '!',\n" |
| " // metadata version, Qt version, architectural requirements\n" |
| " 0, QT_VERSION_MAJOR, QT_VERSION_MINOR, qPluginArchRequirements(),", out); |
| |
| |
| CborDevice dev(out); |
| CborEncoder enc; |
| cbor_encoder_init_writer(&enc, CborDevice::callback, &dev); |
| |
| CborEncoder map; |
| cbor_encoder_create_map(&enc, &map, CborIndefiniteLength); |
| |
| dev.nextItem("\"IID\""); |
| cbor_encode_int(&map, int(QtPluginMetaDataKeys::IID)); |
| cbor_encode_text_string(&map, cdef->pluginData.iid.constData(), cdef->pluginData.iid.size()); |
| |
| dev.nextItem("\"className\""); |
| cbor_encode_int(&map, int(QtPluginMetaDataKeys::ClassName)); |
| cbor_encode_text_string(&map, cdef->classname.constData(), cdef->classname.size()); |
| |
| QJsonObject o = cdef->pluginData.metaData.object(); |
| if (!o.isEmpty()) { |
| dev.nextItem("\"MetaData\""); |
| cbor_encode_int(&map, int(QtPluginMetaDataKeys::MetaData)); |
| jsonObjectToCbor(&map, o); |
| } |
| |
| if (!cdef->pluginData.uri.isEmpty()) { |
| dev.nextItem("\"URI\""); |
| cbor_encode_int(&map, int(QtPluginMetaDataKeys::URI)); |
| cbor_encode_text_string(&map, cdef->pluginData.uri.constData(), cdef->pluginData.uri.size()); |
| } |
| |
| // Add -M args from the command line: |
| for (auto it = cdef->pluginData.metaArgs.cbegin(), end = cdef->pluginData.metaArgs.cend(); it != end; ++it) { |
| const QJsonArray &a = it.value(); |
| QByteArray key = it.key().toUtf8(); |
| dev.nextItem(QByteArray("command-line \"" + key + "\"").constData()); |
| cbor_encode_text_string(&map, key.constData(), key.size()); |
| jsonArrayToCbor(&map, a); |
| } |
| |
| // Close the CBOR map manually |
| dev.nextItem(); |
| cbor_encoder_close_container(&enc, &map); |
| fputs("\n};\n", out); |
| |
| // 'Use' all namespaces. |
| int pos = cdef->qualified.indexOf("::"); |
| for ( ; pos != -1 ; pos = cdef->qualified.indexOf("::", pos + 2) ) |
| fprintf(out, "using namespace %s;\n", cdef->qualified.left(pos).constData()); |
| fprintf(out, "QT_MOC_EXPORT_PLUGIN(%s, %s)\n\n", |
| cdef->qualified.constData(), cdef->classname.constData()); |
| } |
| |
| QT_WARNING_DISABLE_GCC("-Wunused-function") |
| QT_WARNING_DISABLE_CLANG("-Wunused-function") |
| QT_WARNING_DISABLE_CLANG("-Wundefined-internal") |
| QT_WARNING_DISABLE_MSVC(4334) // '<<': result of 32-bit shift implicitly converted to 64 bits (was 64-bit shift intended?) |
| |
| #define CBOR_ENCODER_WRITER_CONTROL 1 |
| #define CBOR_ENCODER_WRITE_FUNCTION CborDevice::callback |
| |
| QT_END_NAMESPACE |
| |
| #include "cborencoder.c" |