diff options
Diffstat (limited to 'src/gui')
| -rw-r--r-- | src/gui/updatewindow.cpp | 14 | ||||
| -rw-r--r-- | src/gui/updatewindow.h | 2 |
2 files changed, 15 insertions, 1 deletions
diff --git a/src/gui/updatewindow.cpp b/src/gui/updatewindow.cpp index 132f8bcfc..f4281cff1 100644 --- a/src/gui/updatewindow.cpp +++ b/src/gui/updatewindow.cpp @@ -635,7 +635,8 @@ void UpdaterWindow::logic() std::ifstream temp( (mUpdatesDir + "/" + mCurrentFile).c_str()); - if (!temp.is_open()) + if (!temp.is_open() || !validateFile(mUpdatesDir + "/" + + mCurrentFile, mCurrentChecksum)) { temp.close(); download(); @@ -671,3 +672,14 @@ void UpdaterWindow::logic() break; } } + +bool UpdaterWindow::validateFile(std::string filePath, long hash) +{ + FILE *file = fopen(filePath.c_str(), "rb"); + if (!file) + return false; + + unsigned long adler = Net::Download::fadler32(file); + fclose(file); + return adler == hash; +} diff --git a/src/gui/updatewindow.h b/src/gui/updatewindow.h index 1246c9b35..13b72f3a8 100644 --- a/src/gui/updatewindow.h +++ b/src/gui/updatewindow.h @@ -136,6 +136,8 @@ private: static size_t memoryWrite(void *ptr, size_t size, size_t nmemb, void *stream); + bool validateFile(std::string filePath, long hash); + enum UpdateDownloadStatus { UPDATE_ERROR = 0, |