1 files changed, 71 insertions, 5 deletions

diff --git a/SQLiteStudio3/coreSQLiteStudio/common/utils.cpp b/SQLiteStudio3/coreSQLiteStudio/common/utils.cpp
index fd40355..0b95a85 100644
--- a/SQLiteStudio3/coreSQLiteStudio/common/utils.cpp
+++ b/SQLiteStudio3/coreSQLiteStudio/common/utils.cpp
@@ -2,6 +2,7 @@
 #include "common/global.h"
 #include "dbobjecttype.h"
 #include "rsa/RSA.h"
+#include "common/compatibility.h"
 #include <QTextCodec>
 #include <QString>
 #include <QSet>
@@ -12,7 +13,9 @@
 #include <QRegularExpression>
 #include <QDir>
 #include <QByteArray>
+#include <QBitArray>
 #include <QDataStream>
+#include <QRandomGenerator>
 
 #ifdef Q_OS_LINUX
 #include <sys/utsname.h>
@@ -68,7 +71,7 @@ QChar charAt(const QString& str, int pos)
 
 int rand(int min, int max)
 {
-    return qrand() % (max-min) + min;
+    return QRandomGenerator::system()->generate() % (max-min) + min;
 }
 
 QString randStr(int length, bool numChars, bool whiteSpaces)
@@ -414,7 +417,7 @@ QString shortest(const QStringList& strList)
 QString longestCommonPart(const QStringList& strList)
 {
    if (strList.size() == 0)
-       return QString::null;
+       return QString();
 
    QString common;
    QString first = strList.first();
@@ -626,8 +629,8 @@ QStringList textCodecNames()
     for (const QByteArray& codec : codecs)
         nameSet << QString::fromLatin1(codec.constData());
 
-    names = nameSet.toList();
-    qSort(names);
+    names = nameSet.values();
+    sSort(names);
     return names;
 }
 
@@ -975,7 +978,7 @@ QString doubleToString(const QVariant& val)
 
 void sortWithReferenceList(QList<QString>& listToSort, const QList<QString>& referenceList, Qt::CaseSensitivity cs)
 {
-    qSort(listToSort.begin(), listToSort.end(), [referenceList, cs](const QString& s1, const QString& s2) -> bool
+    sSort(listToSort, [referenceList, cs](const QString& s1, const QString& s2) -> bool
     {
         int idx1 = indexOf(referenceList, s1, cs);
         int idx2 = indexOf(referenceList, s2, cs);
@@ -1031,3 +1034,66 @@ QString readFileContents(const QString& path, QString* err)
 
     return contents;
 }
+
+
+uint qHash(const QVariant& var)
+{
+    if (!var.isValid() || var.isNull())
+        return -1;
+
+    switch (var.type())
+    {
+        case QVariant::Int:
+            return qHash(var.toInt());
+        case QVariant::UInt:
+            return qHash(var.toUInt());
+        case QVariant::Bool:
+            return qHash(var.toUInt());
+        case QVariant::Double:
+            return qHash(var.toUInt());
+        case QVariant::LongLong:
+            return qHash(var.toLongLong());
+        case QVariant::ULongLong:
+            return qHash(var.toULongLong());
+        case QVariant::String:
+            return qHash(var.toString());
+        case QVariant::Char:
+            return qHash(var.toChar());
+        case QVariant::StringList:
+            return qHash(var.toString());
+        case QVariant::ByteArray:
+            return qHash(var.toByteArray());
+        case QVariant::Date:
+        case QVariant::Time:
+        case QVariant::DateTime:
+        case QVariant::Url:
+        case QVariant::Locale:
+        case QVariant::RegExp:
+            return qHash(var.toString());
+        case QVariant::Hash:
+            return qHash(var.toHash());
+        case QVariant::Map:
+            return qHash(var.toMap());
+        case QVariant::List:
+            return qHash(var.toList());
+        case QVariant::BitArray:
+            return qHash(var.toBitArray());
+        case QVariant::Size:
+        case QVariant::SizeF:
+        case QVariant::Rect:
+        case QVariant::LineF:
+        case QVariant::Line:
+        case QVariant::RectF:
+        case QVariant::Point:
+        case QVariant::PointF:
+            // not supported yet
+            break;
+        case QVariant::UserType:
+        case QVariant::Invalid:
+        default:
+            return -3;
+    }
+
+    // could not generate a hash for the given variant
+    return -2;
+}