2 files changed, 11 insertions, 0 deletions
diff --git a/src/gui/updaterwindow.cpp b/src/gui/updaterwindow.cpp
index 28efe9499..80ff0c580 100644
--- a/src/gui/updaterwindow.cpp
+++ b/src/gui/updaterwindow.cpp
@@ -925,6 +925,15 @@ bool UpdaterWindow::validateFile(const std::string &filePath,
     return adler == hash;
 }
 
+unsigned long UpdaterWindow::getFileHash(const std::string &filePath)
+{
+    int size = 0;
+    char *buf = static_cast<char*>(ResourceManager::loadFile(filePath, size));
+    if (!buf)
+        return 0;
+    return Net::Download::adlerBuffer(buf, size);
+}
+
 void UpdaterWindow::handleLink(const std::string &link,
                                gcn::MouseEvent *event A_UNUSED)
 {
diff --git a/src/gui/updaterwindow.h b/src/gui/updaterwindow.h
index 440344367..e317e3f95 100644
--- a/src/gui/updaterwindow.h
+++ b/src/gui/updaterwindow.h
@@ -145,6 +145,8 @@ class UpdaterWindow final : public Window,
     static void unloadManaPlusUpdates(const std::string &dir,
                                       const ResourceManager *const resman);
 
+    static unsigned long getFileHash(const std::string &filePath);
+
 private:
     void download();