CLOUD: Handle paths in marked places

Paths containing '../' are forbidden to use in Files Manager. There is
also a special inner black list of paths which are not used and a check
that specified path is under "savepath" or "rootpath" (from "cloud"
domain).

1 files changed, 6 insertions, 0 deletions

diff --git a/backends/networking/sdl_net/handlerutils.h b/backends/networking/sdl_net/handlerutils.h
index c6722688e8..4c2eff49b6 100644
--- a/backends/networking/sdl_net/handlerutils.h
+++ b/backends/networking/sdl_net/handlerutils.h
@@ -35,6 +35,12 @@ public:
 	static Common::SeekableReadStream *getArchiveFile(Common::String name);
 	static Common::String readEverythingFromStream(Common::SeekableReadStream *const stream);
 
+	static Common::String normalizePath(const Common::String &path);
+	static bool hasForbiddenCombinations(const Common::String &path);
+	static bool isBlacklisted(const Common::String &path);
+	static bool hasPermittedPrefix(const Common::String &path);
+	static bool permittedPath(const Common::String path);
+
 	static void setMessageHandler(Client &client, Common::String message, Common::String redirectTo = "");
 	static void setFilesManagerErrorMessageHandler(Client &client, Common::String message, Common::String redirectTo = "");
 };