-- private functions {{{
-- send_file {{{
+-- TODO: no reason to be sending the size parameter all over the place when we
+-- only need it in this function. also, should probably seek to the beginning
+-- of the file before sending it.
--
-- Sends a file to a remote user, after that user has accepted our DCC SEND
-- invitation
-- }}}
-- accept {{{
+-- TODO: this shouldn't be a public function
--
-- Accepts a file offer from a remote user. Called when the on_dcc callback
-- retuns true.