1 files changed, 133 insertions, 0 deletions
diff --git a/qt/qdbusutil.cpp b/qt/qdbusutil.cpp
new file mode 100644
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--- /dev/null
+++ b/qt/qdbusutil.cpp
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+/* -*- C++ -*-
+ *
+ * Copyright (C) 2006 Trolltech AS. All rights reserved.
+ *    Author: Thiago Macieira <thiago.macieira@trolltech.com>
+ *
+ * Licensed under the Academic Free License version 2.1
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "qdbusutil.h"
+
+#include <dbus/dbus.h>
+
+#include <QtCore/qstringlist.h>
+#include <QtCore/qregexp.h>
+
+namespace QDBusUtil
+{
+
+    bool isValidInterfaceName(const QString& ifaceName)
+    {
+        if (ifaceName.isEmpty() || ifaceName.length() > DBUS_MAXIMUM_NAME_LENGTH)
+            return false;
+
+        QStringList parts = ifaceName.split('.');
+        if (parts.count() < 2)
+            return false;           // at least two parts
+
+        foreach (QString part, parts)
+            if (!isValidMemberName(part))
+                return false;
+
+        return true;
+    }
+
+    bool isValidUniqueConnectionName(const QString &connName)
+    {
+        if (connName.isEmpty() || connName.length() > DBUS_MAXIMUM_NAME_LENGTH ||
+            !connName.startsWith(':'))
+            return false;
+
+        QStringList parts = connName.mid(1).split('.');
+        if (parts.count() < 1)
+            return false;
+
+        QRegExp regex("[a-zA-Z0-9_-]+");
+        foreach (QString part, parts)
+            if (!regex.exactMatch(part))
+                return false;
+
+        return true;
+    }
+    
+    bool isValidBusName(const QString &busName)
+    {
+        if (busName.isEmpty() || busName.length() > DBUS_MAXIMUM_NAME_LENGTH)
+            return false;
+
+        if (busName.startsWith(':'))
+            return isValidUniqueConnectionName(busName);
+
+        QStringList parts = busName.split('.');
+        if (parts.count() < 1)
+            return false;
+
+        QRegExp regex("[a-zA-Z_-][a-zA-Z0-9_-]*");
+        foreach (QString part, parts)
+            if (!regex.exactMatch(part))
+                return false;
+
+        return true;
+    }
+
+    bool isValidMemberName(const QString &memberName)
+    {
+        if (memberName.isEmpty() || memberName.length() > DBUS_MAXIMUM_NAME_LENGTH)
+            return false;
+
+        QRegExp regex("[a-zA-Z0-9_]+");
+        return regex.exactMatch(memberName);
+    }
+
+    bool isValidErrorName(const QString &errorName)
+    {
+        return isValidInterfaceName(errorName);
+    }
+
+    bool isValidObjectPath(const QString &path)
+    {
+        if (path == QLatin1String("/"))
+            return true;
+
+        if (!path.startsWith('/') || path.indexOf(QLatin1String("//")) != -1 ||
+            path.endsWith('/'))
+            return false;
+
+        QStringList parts = path.split('/');
+        Q_ASSERT(parts.count() >= 1);
+        parts.removeFirst();    // it starts with /, so we get an empty first part
+ 
+        QRegExp regex("[a-zA-Z0-9_]+");
+        foreach (QString part, parts)
+            if (!regex.exactMatch(part))
+                return false;
+
+        return true;
+    }
+
+    bool isValidSignature(const QString &signature)
+    {
+        return dbus_signature_validate(signature.toUtf8(), 0);
+    }
+
+    bool isValidSingleSignature(const QString &signature)
+    {
+        return dbus_signature_validate_single(signature.toUtf8(), 0);
+    }
+    
+} // namespace QDBusUtil