emqx/apps/emqttd/include/emqttd_topic.hrl
2015-04-14 13:31:25 +08:00

49 lines
2.0 KiB
Erlang

%%------------------------------------------------------------------------------
%% Copyright (c) 2012-2015, Feng Lee <feng@emqtt.io>
%%
%% Permission is hereby granted, free of charge, to any person obtaining a copy
%% of this software and associated documentation files (the "Software"), to deal
%% in the Software without restriction, including without limitation the rights
%% to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
%% copies of the Software, and to permit persons to whom the Software is
%% furnished to do so, subject to the following conditions:
%%
%% The above copyright notice and this permission notice shall be included in all
%% copies or substantial portions of the Software.
%%
%% THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
%% IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
%% FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
%% AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
%% LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
%% OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
%% SOFTWARE.
%%------------------------------------------------------------------------------
%%% @doc
%%% emqtt topic header.
%%%
%%% @end
%%%-----------------------------------------------------------------------------
%%------------------------------------------------------------------------------
%% MQTT Topic
%%------------------------------------------------------------------------------
-record(topic, {
name :: binary(),
node :: node()
}).
-type topic() :: #topic{}.
%%------------------------------------------------------------------------------
%% MQTT Topic Subscriber
%%------------------------------------------------------------------------------
-record(topic_subscriber, {
topic :: binary(),
qos = 0 :: 0 | 1 | 2,
subpid :: pid()
}).
-type topic_subscriber() :: #topic_subscriber{}.