diff --git a/include/message.hrl b/include/protocol.hrl
similarity index 57%
rename from include/message.hrl
rename to include/protocol.hrl
index 6673fa3..671bb20 100644
--- a/include/message.hrl
+++ b/include/protocol.hrl
@@ -2,9 +2,8 @@
 %%% @author anlicheng
 %%% @copyright (C) 2025, <COMPANY>
 %%% @doc
-%%% 扩展部分, 1: 支持基于topic的pub/sub机制; 2. 基于target的单点通讯和广播
+%%% 传输层协议常量定义
 %%% @end
-%%% Created : 21. 4月 2025 17:28
 %%%-------------------------------------------------------------------
 -author("anlicheng").
 
@@ -39,48 +38,3 @@
 %%%% 命令类型子分类, 不需要返回值
 %% 授权
 -define(COMMAND_AUTH, 16#08).
-
--record(auth_request, {
-    uuid :: binary(),
-    username :: binary(),
-    salt :: binary(),
-    token :: binary(),
-    timestamp :: integer()
-}).
-
--record(auth_reply, {
-    code :: integer(),
-    payload :: binary()
-}).
-
--record(pub, {
-    topic :: binary(),
-    qos = 0 :: integer(),
-    content :: binary()
-}).
-
--record(command, {
-    command_type :: integer(),
-    command :: binary()
-}).
-
--record(jsonrpc_request, {
-    method :: binary(),
-    params = <<>> :: any()
-}).
-
--record(jsonrpc_reply, {
-    result :: any() | undefined,
-    error :: any() | undefined
-}).
-
--record(data, {
-    route_key :: binary(),
-    metric :: binary()
-}).
-
--record(task_event_stream, {
-    task_id :: integer(),
-    type :: binary(),
-    stream :: binary()
-}).
\ No newline at end of file
diff --git a/src/host/iot_host.erl b/src/host/iot_host.erl
index 4682f04..e2b99c8 100644
--- a/src/host/iot_host.erl
+++ b/src/host/iot_host.erl
@@ -9,7 +9,7 @@
 -module(iot_host).
 -author("aresei").
 -include("iot.hrl").
--include("message.hrl").
+-include("protocol.hrl").
 -include("message_pb.hrl").
 
 -behaviour(gen_statem).
diff --git a/src/transport/tcp/tcp_channel.erl b/src/transport/tcp/tcp_channel.erl
index b7a5513..cfb1a19 100644
--- a/src/transport/tcp/tcp_channel.erl
+++ b/src/transport/tcp/tcp_channel.erl
@@ -8,7 +8,7 @@
 %%%-------------------------------------------------------------------
 -module(tcp_channel).
 -author("licheng5").
--include("message.hrl").
+-include("protocol.hrl").
 -include("message_pb.hrl").
 -behaviour(ranch_protocol).