Solved problem when having multiple network cards

1 files changed, 26 insertions, 0 deletions

diff --git a/xorg-server/os/xdmcp.c b/xorg-server/os/xdmcp.c
index 901a91d41..b16fba61e 100644
--- a/xorg-server/os/xdmcp.c
+++ b/xorg-server/os/xdmcp.c
@@ -592,6 +592,32 @@ XdmcpInit(void)
 				        (pointer) 0);

     	timeOutRtx = 0;

     	DisplayNumber = (CARD16) atoi(display);

+        if (ConnectionTypes.length>1 && xdm_from==NULL)

+        {

+          unsigned i=0;

+          char ErrorMessage[1024];

+          sprintf(ErrorMessage,"Multiple ip-addresses detected:\n");

+          for (i=0; i<ConnectionTypes.length; i++)

+          {

+             int AddrLen=ConnectionAddresses.data[i].length;

+             if (AddrLen==4)

+               sprintf(ErrorMessage+strlen(ErrorMessage),"  %d.%d.%d.%d\n",

+                                                         ConnectionAddresses.data[i].data[0],

+                                                         ConnectionAddresses.data[i].data[1],

+                                                         ConnectionAddresses.data[i].data[2],

+                                                         ConnectionAddresses.data[i].data[3]);

+             else

+             {

+               int j;

+               sprintf(ErrorMessage+strlen(ErrorMessage),"  ");

+               for (j=0; j<AddrLen; j++)

+                 sprintf(ErrorMessage+strlen(ErrorMessage),"%02x",ConnectionAddresses.data[i].data[j]);

+               sprintf(ErrorMessage+strlen(ErrorMessage),"\n");

+             }

+          }

+          sprintf(ErrorMessage+strlen(ErrorMessage),"Please specify the ip-address you want to use with -from\n");

+          FatalError(ErrorMessage);

+        }

     	get_xdmcp_sock();

     	send_packet();

     }