--- /dev/null
+type uri
+
+val string_of_uri: uri -> string
+val uri_of_string: string -> uri
+val eq: uri -> uri -> bool
+
+module UriHash: Hashtbl.S with type key = uri
+
+(* CACCA *)
+val ouri_of_nuri: uri -> UriManager.uri
+val nuri_of_ouri: UriManager.uri -> uri