bool getFile(const QString &url, const QString &outFile, const unsigned int maxRedir = 5U);
bool getFile(const QString &url, const bool forceIp4, const QString &outFile, const unsigned int maxRedir = 5U);
bool checkSignature(const QString &file, const QString &signature);
bool getFile(const QString &url, const QString &outFile, const unsigned int maxRedir = 5U);
bool getFile(const QString &url, const bool forceIp4, const QString &outFile, const unsigned int maxRedir = 5U);
bool checkSignature(const QString &file, const QString &signature);