Improve performance

cryptoshark.pro

@@ -2,7 +2,8 @@ TEMPLATE = app
 
 QT += qml quick widgets
 
-SOURCES += main.cpp
+SOURCES += main.cpp \
+    nativepointer.cpp
 
 RESOURCES += qml.qrc
 
@@ -11,3 +12,6 @@ QML_IMPORT_PATH =
 
 # Default rules for deployment.
 include(deployment.pri)
+
+HEADERS += \
+    nativepointer.h

gulpfile.js

@@ -3,12 +3,6 @@ var gutil = require('gulp-util');
 
 var $ = require('gulp-load-plugins')();
 
-gulp.task('build-app', function () {
-  gulp.src(['node_modules/big-integer/BigInteger.min.js'])
-    .pipe($.rename('vendor.js'))
-    .pipe(gulp.dest('./'));
-});
-
 gulp.task('build-agent', function () {
   var production = gutil.env.type === 'production';
 
@@ -31,6 +25,6 @@ gulp.task('watch', function () {
     gulp.watch('agent/**/*.js', ['lint']);
 });
 
-gulp.task('build', ['build-app', 'build-agent']);
+gulp.task('build', ['build-agent']);
 
 gulp.task('default', ['build']);

main.cpp

@@ -1,10 +1,23 @@
+#include "nativepointer.h"
+
 #include <QApplication>
 #include <QQmlApplicationEngine>
+#include <QtQml>
+
+static QObject *createNativePointerSingleton(QQmlEngine *engine, QJSEngine *scriptEngine)
+{
+    Q_UNUSED(engine);
+    Q_UNUSED(scriptEngine);
+
+    return new NativePointer();
+}
 
 int main(int argc, char *argv[])
 {
     QApplication app(argc, argv);
 
+    qmlRegisterSingletonType<NativePointer>("CryptoShark", 1, 0, "NativePointer", createNativePointerSingleton);
+
     QQmlApplicationEngine engine;
     engine.load(QUrl(QStringLiteral("qrc:///main.qml")));
 

models.js

@@ -1,5 +1,5 @@
+.import CryptoShark 1.0 as CS
 .import QtQuick.LocalStorage 2.0 as QLS
-.import "vendor.js" as Vendor
 
 var scheduler = new IOScheduler();
 var modules = new Modules();
@@ -271,7 +271,7 @@ function Functions(modules, scheduler) {
         function createFunction(name, offset, calls) {
             return {
                 name: name,
-                address: bigInt(module.base).add(bigInt(offset)).toString(),
+                address: CS.NativePointer.fromBaseAndOffset(module.base, offset),
                 module: module.id,
                 offset: offset,
                 exported: false,
@@ -287,7 +287,7 @@ function Functions(modules, scheduler) {
             return {
                 id: data.id,
                 name: data.name,
-                address: bigInt(module.base).add(bigInt(data.offset)).toString(),
+                address: CS.NativePointer.fromBaseAndOffset(module.base, data.offset),
                 module: data.module,
                 offset: data.offset,
                 exported: data.exported,
@@ -299,14 +299,6 @@ function Functions(modules, scheduler) {
             };
         }
 
-        function bigInt(value) {
-            if (typeof value === 'string' && value.indexOf("0x") === 0) {
-                return Vendor.bigInt(value.substr(2), 16);
-            } else {
-                return Vendor.bigInt(value);
-            }
-        }
-
         function functionName(module, offset) {
             return functionPrefix(module) + "_" + offset.toString(16);
         }

nativepointer.cpp

@@ -0,0 +1,13 @@
+#include "nativepointer.h"
+
+NativePointer::NativePointer(QObject *parent) :
+    QObject(parent)
+{
+}
+
+QString NativePointer::fromBaseAndOffset(QString base, int offset)
+{
+    int numericBase = base.startsWith("0x") ? 16 : 10;
+    qlonglong result = base.toLongLong(0, numericBase) + offset;
+    return (numericBase == 16 ? "0x" : "") + QString::number(result, numericBase);
+}

nativepointer.h

@@ -0,0 +1,20 @@
+#ifndef NATIVEPOINTER_H
+#define NATIVEPOINTER_H
+
+#include <QObject>
+
+class NativePointer : public QObject
+{
+    Q_OBJECT
+public:
+    explicit NativePointer(QObject *parent = 0);
+
+    Q_INVOKABLE QString fromBaseAndOffset(QString base, int offset);
+
+signals:
+
+public slots:
+
+};
+
+#endif // NATIVEPOINTER_H

qml.qrc

@@ -8,6 +8,5 @@
         <file>components/DisassemblyView.qml</file>
         <file>components/ProcessDialog.qml</file>
         <file>models.js</file>
-        <file>vendor.js</file>
     </qresource>
 </RCC>

session/Attached.qml

@@ -4,6 +4,7 @@ import QtQuick.Controls.Styles 1.1
 import QtQuick.Layouts 1.1
 
 import "../components"
+
 SplitView {
     property var agentService: null
     property alias threadsModel: threadsView.model
@@ -43,7 +44,7 @@ SplitView {
                 functionsView.currentRow = 0;
                 functionsView.selection.clear();
                 functionsView.selection.select(0);
-                currentFunction = functions.get(0);
+                currentFunction = _functionsObservable.items[0];
             } else {
                 functionsView.currentRow = -1;
                 functionsView.selection.clear();
@@ -74,7 +75,9 @@ SplitView {
                 var index = partialUpdate[0];
                 var property = partialUpdate[1];
                 var value = partialUpdate[2];
-                setProperty(index, property, value);
+                if (property === 'name' || property === 'calls') {
+                    setProperty(index, property, value);
+                }
 
                 var func = items[index];
                 if (currentFunction && func.id === currentFunction.id) {
@@ -83,18 +86,25 @@ SplitView {
             } else {
                 clear();
                 for (var i = 0; i !== items.length; i++) {
-                    append(items[i]);
+                    append(modelObject(items[i]));
                 }
             }
         }
 
         function onFunctionsAdd(index, func) {
-            insert(index, func);
+            insert(index, modelObject(func));
         }
 
         function onFunctionsMove(oldIndex, newIndex) {
             move(oldIndex, newIndex, 1);
         }
+
+        function modelObject(func) {
+            return {
+                name: func.name,
+                calls: func.calls
+            };
+        }
     }
 
     Item {
@@ -198,7 +208,7 @@ SplitView {
                 id: functionsView
 
                 onCurrentRowChanged: {
-                    currentFunction = model.get(currentRow) || null;
+                    currentFunction = _functionsObservable.items[currentRow] || null;
                 }
 
                 model: functions