vconn: Add assertions to vconn_send() to check consistency of outgoing messages.

diff --git a/lib/vconn.c b/lib/vconn.c
index f0615d4380688222d737020c84ddd0b9edb70943..db1cc4c526abaf2760a3649d236008de8319cb81 100644 (file)
--- a/lib/vconn.c
+++ b/lib/vconn.c
@@ -292,6 +292,8 @@ vconn_send(struct vconn *vconn, struct buffer *msg)
 {
     int retval = vconn_connect(vconn);
     if (!retval) {
+        assert(msg->size >= sizeof(struct ofp_header));
+        assert(((struct ofp_header *) msg->data)->length == htons(msg->size));
         if (!VLOG_IS_DBG_ENABLED()) { 
             retval = (vconn->class->send)(vconn, msg);
         } else {