Make send_request_resend deal with source prefixes.

message.c

@@ -1898,15 +1898,17 @@ send_unicast_multihop_request(struct neighbour *neigh,
 void
 send_request_resend(struct neighbour *neigh,
                     const unsigned char *prefix, unsigned char plen,
+                    const unsigned char *src_prefix, unsigned char src_plen,
                     unsigned short seqno, unsigned char *id)
 {
     if(neigh)
-        send_unicast_multihop_request(neigh, prefix, plen, zeroes, 0,
+        send_unicast_multihop_request(neigh, prefix, plen, src_prefix, src_plen,
                                       seqno, id, 127);
     else
-        send_multihop_request(NULL, prefix, plen, zeroes, 0, seqno, id, 127);
+        send_multihop_request(NULL, prefix, plen, src_prefix, src_plen,
+                              seqno, id, 127);
 
-    record_resend(RESEND_REQUEST, prefix, plen, zeroes, 0, seqno, id,
+    record_resend(RESEND_REQUEST, prefix, plen, src_prefix, src_plen, seqno, id,
                   neigh ? neigh->ifp : NULL, resend_delay);
 }
 

message.h

@@ -104,6 +104,8 @@ send_unicast_multihop_request(struct neighbour *neigh,
                               unsigned short hop_count);
 void send_request_resend(struct neighbour *neigh,
                          const unsigned char *prefix, unsigned char plen,
+                         const unsigned char *src_prefix,
+                         unsigned char src_plen,
                          unsigned short seqno, unsigned char *id);
 void handle_request(struct neighbour *neigh, const unsigned char *prefix,
                     unsigned char plen, unsigned char hop_count,

route.c

@@ -1111,6 +1111,7 @@ send_triggered_update(struct babel_route *route, struct source *oldsrc,
     if(oldmetric < INFINITY) {
         if(newmetric >= oldmetric + 512) {
             send_request_resend(NULL, route->src->prefix, route->src->plen,
+                                route->src->src_prefix, route->src->src_plen,
                                 route->src->metric >= INFINITY ?
                                 route->src->seqno :
                                 seqno_plus(route->src->seqno, 1),
@@ -1167,6 +1168,7 @@ route_lost(struct source *src, unsigned oldmetric)
            the value of INFINITY. */
         if(oldmetric <= INFINITY / 2)
             send_request_resend(NULL, src->prefix, src->plen,
+                                src->src_prefix, src->src_plen,
                                 src->metric >= INFINITY ?
                                 src->seqno : seqno_plus(src->seqno, 1),
                                 src->id);