diff --git a/rpc/pb_types.h b/rpc/pb_types.h
new file mode 100644
index 0000000..97ebe58
--- /dev/null
+++ b/rpc/pb_types.h
@@ -0,0 +1,6 @@
+#pragma once
+
+#include <map>
+#include <string>
+
+typedef std::map<int, std::string> MsgTypes_t;
\ No newline at end of file
diff --git a/rpc/pb_util.cpp b/rpc/pb_util.cpp
index c57ad23..0ec3607 100644
--- a/rpc/pb_util.cpp
+++ b/rpc/pb_util.cpp
@@ -1,14 +1,11 @@
-#include <map>
-
+#include "pb_util.h"
 #include "log.h"
-#include "pb_util.h"
+#include "pb_types.h"
 #include "wcf.pb.h"
 
 #define BUF_SIZE (1024 * 1024)
 static char buf[BUF_SIZE] = { 0 };
 
-typedef std::map<int, std::string> MsgTypes_t;
-
 void log_buffer(uint8_t *buffer, size_t len)
 {
     size_t j = sprintf_s(buf, BUF_SIZE, "Encoded message[%ld]: ", len);
diff --git a/spy/receive_msg.cpp b/spy/receive_msg.cpp
index 6163c88..1a06cfc 100644
--- a/spy/receive_msg.cpp
+++ b/spy/receive_msg.cpp
@@ -4,24 +4,24 @@
 
 MsgTypes_t GetMsgTypes()
 {
-    const std::map<int32_t, std::string> m = { { 0x01, "文字" },
-                                               { 0x03, "图片" },
-                                               { 0x22, "语音" },
-                                               { 0x25, "好友确认" },
-                                               { 0x28, "POSSIBLEFRIEND_MSG" },
-                                               { 0x2A, "名片" },
-                                               { 0x2B, "视频" },
-                                               { 0x2F, "石头剪刀布 | 表情图片" },
-                                               { 0x30, "位置" },
-                                               { 0x31, "共享实时位置、文件、转账、链接" },
-                                               { 0x32, "VOIPMSG" },
-                                               { 0x33, "微信初始化" },
-                                               { 0x34, "VOIPNOTIFY" },
-                                               { 0x35, "VOIPINVITE" },
-                                               { 0x3E, "小视频" },
-                                               { 0x270F, "SYSNOTICE" },
-                                               { 0x2710, "红包、系统消息" },
-                                               { 0x2712, "撤回消息" } };
+    const MsgTypes_t m = { { 0x01, "文字" },
+                           { 0x03, "图片" },
+                           { 0x22, "语音" },
+                           { 0x25, "好友确认" },
+                           { 0x28, "POSSIBLEFRIEND_MSG" },
+                           { 0x2A, "名片" },
+                           { 0x2B, "视频" },
+                           { 0x2F, "石头剪刀布 | 表情图片" },
+                           { 0x30, "位置" },
+                           { 0x31, "共享实时位置、文件、转账、链接" },
+                           { 0x32, "VOIPMSG" },
+                           { 0x33, "微信初始化" },
+                           { 0x34, "VOIPNOTIFY" },
+                           { 0x35, "VOIPINVITE" },
+                           { 0x3E, "小视频" },
+                           { 0x270F, "SYSNOTICE" },
+                           { 0x2710, "红包、系统消息" },
+                           { 0x2712, "撤回消息" } };
 
     return m;
 }
diff --git a/spy/receive_msg.h b/spy/receive_msg.h
index 24294d9..84bd2b5 100644
--- a/spy/receive_msg.h
+++ b/spy/receive_msg.h
@@ -1,7 +1,6 @@
 #pragma once
 
-#include <map>
-#include <string>
+#include "pb_types.h"
 
 typedef std::map<int, std::string> MsgTypes_t;