Don't silently ignore IPC messages which aren't in the table (oops).

libtransmission/ipcparse.c

@@ -1126,6 +1126,8 @@ gotmsg( struct ipc_info * info, benc_val_t * name, benc_val_t * val,
             info->funcs->def( msg->id, val, tag, arg );
         }
     }
+    else if( NULL != info->funcs->def )
+        info->funcs->def( IPC__MSG_UNKNOWN, NULL, tag, arg );
 
     return 0;
 }

libtransmission/ipcparse.h

@@ -75,7 +75,8 @@ enum ipc_msg
     IPC_MSG_SUP,
     IPC_MSG_UPLIMIT,
     IPC_MSG_VERSION,
-    IPC__MSG_COUNT
+    IPC__MSG_COUNT,
+    IPC__MSG_UNKNOWN
 };
 
 #define IPC_INF_COMMENT         ( 1 << 0 )