-bool MountCdrom(string Path);
-bool UnmountCdrom(string Path);
-bool IdentCdrom(string CD,string &Res,unsigned int Version = 2);
+// mount cdrom, DeviceName (e.g. /dev/sr0) is optional
+bool MountCdrom(std::string Path, std::string DeviceName="");
+bool UnmountCdrom(std::string Path);
+bool IdentCdrom(std::string CD,std::string &Res,unsigned int Version = 2);
+bool IsMounted(std::string &Path);
+std::string FindMountPointForDevice(const char *device);