331 addDiscoInfoHandler("*host", function(reply, to, from, node)

   332 	if #node == 0 then

   333 		local done = {};

   334 		for module, identities in pairs(identities_table:get(to) or NULL) do -- for each module

   335 			for identity, attr in pairs(identities) do

   336 				if not done[identity] then

   337 					reply:tag("identity", attr):up(); -- TODO cache

   338 					done[identity] = true;

   339 				end

   340 			end

   341 		end

   342 		for module, identities in pairs(identities_table:get("*") or NULL) do -- for each module

   343 			for identity, attr in pairs(identities) do

   344 				if not done[identity] then

   345 					reply:tag("identity", attr):up(); -- TODO cache

   346 					done[identity] = true;

   347 				end

   348 			end

   349 		end

   350 		for module, features in pairs(features_table:get(to) or NULL) do -- for each module

   351 			for feature in pairs(features) do

   352 				if not done[feature] then

   353 					reply:tag("feature", {var = feature}):up(); -- TODO cache

   354 					done[feature] = true;

   355 				end

   356 			end

   357 		end

   358 		for module, features in pairs(features_table:get("*") or NULL) do -- for each module

   359 			for feature in pairs(features) do

   360 				if not done[feature] then

   361 					reply:tag("feature", {var = feature}):up(); -- TODO cache

   362 					done[feature] = true;

   363 				end

   364 			end

   365 		end

   366 		return next(done) ~= nil;

   367 	end

   368 end);

   369