116 lines
3.7 KiB
C++
116 lines
3.7 KiB
C++
// Copyright (C) 2017 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Rafael Roquetto <rafael.roquetto@kdab.com>
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
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#include "helpers.h"
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#include <qdebug.h>
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using namespace Qt::StringLiterals;
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void writeCommonPrologue(QTextStream &stream)
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{
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stream << R"CPP(
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#ifndef Q_TRACEPOINT
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#error "Q_TRACEPOINT not set for the module, Q_TRACE not enabled."
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#endif
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)CPP";
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}
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QString typeToTypeName(const QString &name)
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{
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QString ret = name;
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return ret.replace(QStringLiteral("::"), QStringLiteral("_"));
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}
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QString includeGuard(const QString &filename)
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{
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QString guard = filename.toUpper();
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for (int i = 0; i < guard.size(); ++i) {
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if (!guard.at(i).isLetterOrNumber())
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guard[i] = u'_';
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}
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return guard;
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}
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template<typename T>
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static QString joinArguments(const QList<Tracepoint::Argument> &args, T joinFunction)
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{
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QString ret;
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bool first = true;
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for (const Tracepoint::Argument &arg : args) {
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if (!first)
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ret += ", "_L1;
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ret += joinFunction(arg);
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first = false;
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}
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return ret;
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}
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QString formatFunctionSignature(const QList<Tracepoint::Argument> &args)
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{
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return joinArguments(args, [](const Tracepoint::Argument &arg) {
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return QStringLiteral("%1 %2").arg(arg.type).arg(arg.name);
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});
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}
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QString formatParameterList(const Provider &provider, const QList<Tracepoint::Argument> &args, const QList<Tracepoint::Field> &fields, ParamType type)
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{
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if (type == LTTNG) {
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QString ret;
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for (int i = 0; i < args.size(); i++) {
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const Tracepoint::Argument &arg = args[i];
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const Tracepoint::Field &field = fields[i];
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if (field.backendType == Tracepoint::Field::FlagType)
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ret += ", trace_convert_"_L1 + typeToTypeName(arg.type) + "("_L1 + arg.name + ")"_L1;
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else
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ret += ", "_L1 + arg.name;
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}
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return ret;
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}
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auto findEnumeration = [](const QList<TraceEnum> &enums, const QString &name) {
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for (const auto &e : enums) {
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if (e.name == name)
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return e;
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}
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return TraceEnum();
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};
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if (type == CTF) {
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QString ret;
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for (int i = 0; i < args.size(); i++) {
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const Tracepoint::Argument &arg = args[i];
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const Tracepoint::Field &field = fields[i];
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if (arg.arrayLen > 1) {
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ret += ", trace::toByteArrayFromArray("_L1 + arg.name + ", "_L1 + QString::number(arg.arrayLen) + ") "_L1;
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} else if (field.backendType == Tracepoint::Field::EnumeratedType) {
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const TraceEnum &e = findEnumeration(provider.enumerations, arg.type);
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QString integerType;
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if (e.valueSize == 8)
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integerType = QStringLiteral("quint8");
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else if (e.valueSize == 16)
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integerType = QStringLiteral("quint16");
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else
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integerType = QStringLiteral("quint32");
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ret += ", trace::toByteArrayFromEnum<"_L1 + integerType + ">("_L1 + arg.name + ")"_L1;
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} else if (field.backendType == Tracepoint::Field::FlagType) {
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ret += ", trace::toByteArrayFromFlags("_L1 + arg.name + ")"_L1;
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} else if (field.backendType == Tracepoint::Field::String) {
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ret += ", trace::toByteArrayFromCString("_L1 + arg.name + ")"_L1;
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} else {
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ret += ", "_L1 + arg.name;
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}
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}
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return ret;
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}
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return joinArguments(args, [](const Tracepoint::Argument &arg) { return arg.name; });
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}
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