Index: sources/storage/FileHandler.cpp
===================================================================
diff -u -rf6c480d06e4b8c770012115d20df2a44e0da8031 -rabd0e958420f25e5b8dd8ce6e21131f8561b99e0
--- sources/storage/FileHandler.cpp	(.../FileHandler.cpp)	(revision f6c480d06e4b8c770012115d20df2a44e0da8031)
+++ sources/storage/FileHandler.cpp	(.../FileHandler.cpp)	(revision abd0e958420f25e5b8dd8ce6e21131f8561b99e0)
@@ -19,6 +19,7 @@
 #include <QProcess>
 #include <QDate>
 #include <QStorageInfo>
+#include <QCryptographicHash>
 
 
 // Project
@@ -438,3 +439,22 @@
     QFileInfo fileInfo(vFilePath);
     return fileInfo.canonicalFilePath() != fileInfo.filePath();
 }
+
+/*!
+ * \brief   FileHandler::sha256sum
+ * \param   vFileName   - the file name including path to generate the sha256sum for
+ * \param   vOk         - if used will contain the success/true, fail/false of the checksum generation
+ * \return  The checksum result in hex sting.
+ */
+QString FileHandler::sha256sum(QString vFileName, bool *vOk) {
+    bool ok = true;
+    QByteArray shasum;
+    QCryptographicHash hash(QCryptographicHash::Sha256);
+    QFile file(vFileName);
+    if ( ! file.open(QIODevice::ReadOnly)) { ok = false; goto lOut; }
+    hash.addData(&file);
+    shasum = hash.result().toHex();
+lOut:
+    if (vOk) *vOk = ok;
+    return shasum;
+}