libxrdp: add monitorCount to client_info struct

common/xrdp_client_info.h

@@ -108,6 +108,7 @@ struct xrdp_client_info
 
   int nego_sec_layer; /* 0, 1, 2 = RDP security layer, TLS , Negotiate */
   int multimon; /* 0 = deny , 1 = allow */
+  int monitorCount; /* number of monitors detected (max = 16) */
   struct monitor_info minfo[16]; /* client monitor data */
 };
 

libxrdp/xrdp_sec.c

@@ -990,6 +990,8 @@ xrdp_sec_process_mcs_data_monitors(struct xrdp_sec *self, struct stream *s)
 
     g_writeln("monitorCount= %d", monitorCount); // for debugging only
 
+    client_info->monitorCount = monitorCount;
+
     /* Add client_monitor_data to client_info struct, will later pass to X11rdp */
     for (index = 0; index < monitorCount; index++)
     {