feat: add CLM request for channel level list (message ID 1028)

src/protocol.cpp

@@ -922,6 +922,10 @@ void CProtocol::ParseConnectionLessMessageBody ( const CVector<uint8_t>& vecbyMe
         EvaluateCLChannelLevelListMes ( InetAddr, vecbyMesBodyData );
         break;
 
+    case PROTMESSID_CLM_REQ_CHANNEL_LEVEL_LIST:
+        EvaluateCLReqChannelLevelListMes ( InetAddr );
+        break;
+
     case PROTMESSID_CLM_REGISTER_SERVER_RESP:
         EvaluateCLRegisterServerResp ( InetAddr, vecbyMesBodyData );
         break;
@@ -2563,6 +2567,13 @@ bool CProtocol::EvaluateCLChannelLevelListMes ( const CHostAddress& InetAddr, co
     return false; // no error
 }
 
+bool CProtocol::EvaluateCLReqChannelLevelListMes ( const CHostAddress& InetAddr )
+{
+    emit CLReqChannelLevelList ( InetAddr );
+
+    return false; // no error
+}
+
 void CProtocol::CreateCLRegisterServerResp ( const CHostAddress& InetAddr, const ESvrRegResult eResult )
 {
     int              iPos = 0; // init position pointer

src/protocol.h

@@ -83,7 +83,8 @@
 #define PROTMESSID_CLM_CHANNEL_LEVEL_LIST     1015 // channel level list
 #define PROTMESSID_CLM_REGISTER_SERVER_RESP   1016 // status of server registration request
 #define PROTMESSID_CLM_REGISTER_SERVER_EX     1017 // register server with extended information
-#define PROTMESSID_CLM_RED_SERVER_LIST        1018 // reduced server list
+#define PROTMESSID_CLM_RED_SERVER_LIST           1018 // reduced server list
+#define PROTMESSID_CLM_REQ_CHANNEL_LEVEL_LIST   1028 // request channel level list (connectionless)
 
 // special IDs
 #define PROTMESSID_SPECIAL_SPLIT_MESSAGE 2001 // a container for split messages
@@ -281,6 +282,7 @@ class CProtocol : public QObject
     bool EvaluateCLConnClientsListMes ( const CHostAddress& InetAddr, const CVector<uint8_t>& vecData );
     bool EvaluateCLReqConnClientsListMes ( const CHostAddress& InetAddr );
     bool EvaluateCLChannelLevelListMes ( const CHostAddress& InetAddr, const CVector<uint8_t>& vecData );
+    bool EvaluateCLReqChannelLevelListMes ( const CHostAddress& InetAddr );
     bool EvaluateCLRegisterServerResp ( const CHostAddress& InetAddr, const CVector<uint8_t>& vecData );
 
     int iOldRecID;
@@ -348,5 +350,6 @@ public slots:
     void CLConnClientsListMesReceived ( CHostAddress InetAddr, CVector<CChannelInfo> vecChanInfo );
     void CLReqConnClientsList ( CHostAddress InetAddr );
     void CLChannelLevelListReceived ( CHostAddress InetAddr, CVector<uint16_t> vecLevelList );
+    void CLReqChannelLevelList ( CHostAddress InetAddr );
     void CLRegisterServerResp ( CHostAddress InetAddr, ESvrRegResult eStatus );
 };

src/server.cpp

@@ -280,6 +280,8 @@ CServer::CServer ( const int          iNewMaxNumChan,
 
     QObject::connect ( &ConnLessProtocol, &CProtocol::CLReqConnClientsList, this, &CServer::OnCLReqConnClientsList );
 
+    QObject::connect ( &ConnLessProtocol, &CProtocol::CLReqChannelLevelList, this, &CServer::OnCLReqChannelLevelList );
+
     QObject::connect ( &ServerListManager, &CServerListManager::SvrRegStatusChanged, this, &CServer::SvrRegStatusChanged );
 
     QObject::connect ( &JamController, &recorder::CJamController::RestartRecorder, this, &CServer::RestartRecorder );

src/server.h

@@ -366,6 +366,8 @@ public slots:
 
     void OnCLReqConnClientsList ( CHostAddress InetAddr ) { ConnLessProtocol.CreateCLConnClientsListMes ( InetAddr, CreateChannelList() ); }
 
+    void OnCLReqChannelLevelList ( CHostAddress InetAddr ) { ConnLessProtocol.CreateCLChannelLevelListMes ( InetAddr, vecChannelLevels, GetNumberOfConnectedClients() ); }
+
     void OnCLRegisterServerReceived ( CHostAddress InetAddr, CHostAddress LInetAddr, CServerCoreInfo ServerInfo )
     {
         ServerListManager.Append ( InetAddr, LInetAddr, ServerInfo );