-static double euclidean_dist_comp(int index, xbt_dynar_t src, xbt_dynar_t dst)
-{
- double src_coord, dst_coord;
-
- src_coord = atof(xbt_dynar_get_as(src, index, char *));
- dst_coord = atof(xbt_dynar_get_as(dst, index, char *));
-
- return (src_coord-dst_coord)*(src_coord-dst_coord);
-
-}
-
-static double base_vivaldi_get_latency (const char *src, const char *dst)
-{
- double euclidean_dist;
- xbt_dynar_t src_ctn, dst_ctn;
- src_ctn = xbt_lib_get_or_null(host_lib, src, COORD_HOST_LEVEL);
- if(!src_ctn) src_ctn = xbt_lib_get_or_null(as_router_lib, src, COORD_ASR_LEVEL);
- dst_ctn = xbt_lib_get_or_null(host_lib, dst, COORD_HOST_LEVEL);
- if(!dst_ctn) dst_ctn = xbt_lib_get_or_null(as_router_lib, dst, COORD_ASR_LEVEL);
-
- if(dst_ctn == NULL || src_ctn == NULL)
- xbt_die("Coord src '%s' :%p dst '%s' :%p",src,src_ctn,dst,dst_ctn);
-
- euclidean_dist = sqrt (euclidean_dist_comp(0,src_ctn,dst_ctn)+euclidean_dist_comp(1,src_ctn,dst_ctn))
- + fabs(atof(xbt_dynar_get_as(src_ctn, 2, char *)))+fabs(atof(xbt_dynar_get_as(dst_ctn, 2, char *)));
-
- xbt_assert(euclidean_dist>=0, "Euclidean Dist is less than 0\"%s\" and \"%.2f\"", src, euclidean_dist);
-
- //From .ms to .s
- return euclidean_dist / 1000;
-}
-
-static double vivaldi_get_link_latency (routing_component_t rc,const char *src, const char *dst, route_extended_t e_route)
-{
- if(get_network_element_type(src) == SURF_NETWORK_ELEMENT_AS) {
- int need_to_clean = e_route?0:1;
- double latency;
- e_route = e_route?e_route:(*(rc->get_route)) (rc, src, dst);
- latency = base_vivaldi_get_latency(e_route->src_gateway,e_route->dst_gateway);
- if(need_to_clean) generic_free_extended_route(e_route);
- return latency;
- } else {
- return base_vivaldi_get_latency(src,dst);
- }
-}
-