diff --git a/f8/protoutils.cc b/f8/protoutils.cc
index ad1b3b4..ae4b15f 100644
--- a/f8/protoutils.cc
+++ b/f8/protoutils.cc
@@ -28,14 +28,6 @@ namespace f8
             return 0;
         }
         std::string msgid_enum_name;
-        #ifdef MATCHVS
-        if (msgname[0] == 'C' && msgname[1] == 'M') {
-            msgid_enum_name = "kingsomevs.CMMessageId_e";
-        } else if (msgname[0] == 'S' && msgname[1] == 'M') {
-            msgid_enum_name = "kingsomevs.SMMessageId_e";
-        } else if (msgname[0] == 'S' && msgname[1] == 'S') {
-            msgid_enum_name = "ss.SSMessageId_e";
-        #else
         if (msgname[0] == 'C' && msgname[1] == 'M') {
             msgid_enum_name = "cs.CMMessageId_e";
         } else if (msgname[0] == 'S' && msgname[1] == 'M') {
@@ -44,7 +36,6 @@ namespace f8
             msgid_enum_name = "ss.SSMessageId_e";
         } else if (msgname[0] == 'I' && msgname[1] == 'M') {
             msgid_enum_name = "im.IMMessageId_e";
-        #endif
         } else {
             assert(false);
             abort();
@@ -79,19 +70,6 @@ namespace f8
         msg.SerializeToArray(buff + sizeof(PackHead), packlen);
     }
 
-    void Net_PackMsgOld(unsigned short msgid, ::google::protobuf::Message& msg, std::string& out)
-    {
-        int packlen = msg.ByteSize();
-
-        out.resize(sizeof(PackHeadOld) + packlen);
-        char* buff = (char*)out.data();
-        PackHeadOld* head = (PackHeadOld*)buff;
-        head->packlen = packlen;
-        head->msgid = msgid;
-        head->magiccode = MAGIC_CODE;
-        msg.SerializeToArray(buff + sizeof(PackHeadOld), packlen);
-    }
-
     int Net_SendMsg(a8::TcpClient* tcp_client, unsigned seqid, unsigned short msgid,
                     const ::google::protobuf::Message& msg)
     {
@@ -110,22 +88,6 @@ namespace f8
         return sizeof(PackHead) + packlen;
     }
 
-    int Net_SendMsgOld(a8::TcpClient* tcp_client, unsigned int seqid,
-                       unsigned short msgid, ::google::protobuf::Message& msg)
-    {
-        int packlen = msg.ByteSize();
-
-        char* buff = (char*)malloc(sizeof(f8::PackHeadOld) + packlen);
-        f8::PackHeadOld* head = (f8::PackHeadOld*)buff;
-        head->packlen = packlen;
-        head->msgid = msgid;
-        head->magiccode = MAGIC_CODE;
-        msg.SerializeToArray(buff + sizeof(f8::PackHeadOld), packlen);
-        tcp_client->SendBuff(buff, sizeof(f8::PackHeadOld) + packlen);
-        free(buff);
-        return sizeof(f8::PackHeadOld) + packlen;
-    }
-
     int Net_SendBigMsg(a8::TcpClient* tcp_client, unsigned seqid, unsigned short msgid,
                     ::google::protobuf::Message& msg)
     {
@@ -162,22 +124,6 @@ namespace f8
         return sizeof(PackHead) + packlen;
     }
 
-    int Net_SendMsgOld(a8::TcpListener* tcp_listener, unsigned short socket_handle, unsigned int seqid,
-                       unsigned short msgid, ::google::protobuf::Message& msg)
-    {
-        int packlen = msg.ByteSize();
-
-        char* buff = (char*)malloc(sizeof(PackHeadOld) + packlen);
-        PackHeadOld* head = (PackHeadOld*)buff;
-        head->packlen = packlen;
-        head->msgid = msgid;
-        head->magiccode = MAGIC_CODE;
-        msg.SerializeToArray(buff + sizeof(PackHeadOld), packlen);
-        tcp_listener->SendClientMsg(socket_handle, buff, sizeof(PackHeadOld) + packlen);
-        free(buff);
-        return sizeof(PackHeadOld) + packlen;
-    }
-
     int Net_SendBigMsg(a8::TcpListener* tcp_listener, unsigned short socket_handle, unsigned int seqid,
                        unsigned short msgid, ::google::protobuf::Message& msg)
     {
diff --git a/f8/protoutils.h b/f8/protoutils.h
index 9f1d157..1123e35 100644
--- a/f8/protoutils.h
+++ b/f8/protoutils.h
@@ -17,13 +17,6 @@ namespace a8
 
 namespace f8
 {
-    //老消息头部(matchvs)
-    struct PackHeadOld
-    {
-        unsigned short packlen;
-        unsigned short msgid;
-        unsigned int magiccode;
-    };
 
     //普通消息头部
     struct PackHead
@@ -80,28 +73,19 @@ namespace f8
         unsigned short ext_len;
     };
 
-    #ifdef MATCHVS
-    const unsigned int MAGIC_CODE = 0xAABBCCAA;
-    #else
     const unsigned short MAGIC_CODE = (((unsigned short)'S') << 8) | ((unsigned short)'K');
-    #endif
 
     int Net_GetMessageId(const ::google::protobuf::Message& msg);
 
     void Net_PackMsg(unsigned short msgid, ::google::protobuf::Message& msg, std::string& out);
-    void Net_PackMsgOld(unsigned short msgid, ::google::protobuf::Message& msg, std::string& out);
     int Net_SendMsg(a8::TcpClient* tcp_client, unsigned int seqid,
                     unsigned short msgid, const ::google::protobuf::Message& msg);
-    int Net_SendMsgOld(a8::TcpClient* tcp_client, unsigned int seqid,
-                       unsigned short msgid, ::google::protobuf::Message& msg);
     int Net_SendBigMsg(a8::TcpClient* tcp_client, unsigned int seqid,
                        unsigned short msgid, ::google::protobuf::Message& msg);
     int Net_SendMsg(a8::TcpClient* tcp_client, unsigned int seqid, unsigned short msgid,
                     const char* msgbody, int msgbody_len);
     int Net_SendMsg(a8::TcpListener* tcp_tlistener, unsigned short socket_handle, unsigned int seqid,
                     unsigned short msgid, const ::google::protobuf::Message& msg);
-    int Net_SendMsgOld(a8::TcpListener* tcp_tlistener, unsigned short socket_handle, unsigned int seqid,
-                       unsigned short msgid, ::google::protobuf::Message& msg);
     int Net_SendBigMsg(a8::TcpListener* tcp_tlistener, unsigned short socket_handle, unsigned int seqid,
                        unsigned short msgid, ::google::protobuf::Message& msg);
     int Net_BroadcastMsg(a8::TcpListener* tcp_tlistener, unsigned int seqid,