AsRoutedGraph::~AsRoutedGraph()
{
- xbt_dict_free(&bypassRoutes_);
}
-void AsRoutedGraph::addBypassRoute(sg_platf_route_cbarg_t e_route)
-{
- char *src = (char*)(e_route->src);
- char *dst = (char*)(e_route->dst);
-
- if(bypassRoutes_ == nullptr)
- bypassRoutes_ = xbt_dict_new_homogeneous((void (*)(void *)) routing_route_free);
-
- if(e_route->gw_dst)
- XBT_DEBUG("Load bypassASroute from \"%s\" to \"%s\"", src, dst);
- else
- XBT_DEBUG("Load bypassRoute from \"%s\" to \"%s\"", src, dst);
- xbt_dict_t dict_bypassRoutes = bypassRoutes_;
- char *route_name;
-
- route_name = bprintf("%s#%s", src, dst);
- xbt_assert(!xbt_dynar_is_empty(e_route->link_list),
- "Invalid count of links, must be greater than zero (%s,%s)",
- src, dst);
- xbt_assert(!xbt_dict_get_or_null(dict_bypassRoutes, route_name),
- "The bypass route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exists",
- src, e_route->gw_src->name(), dst, e_route->gw_dst->name());
-
- sg_platf_route_cbarg_t new_e_route = NULL;
- if(e_route->gw_dst)
- new_e_route = newExtendedRoute(SURF_ROUTING_RECURSIVE, e_route, 1);
- else
- new_e_route = newExtendedRoute(SURF_ROUTING_BASE, e_route, 1);
-
- xbt_dynar_free(&(e_route->link_list));
-
- xbt_dict_set(dict_bypassRoutes, route_name, new_e_route, NULL);
- xbt_free(route_name);
-}
}
}
}
}
-sg_platf_route_cbarg_t AsRoutedGraph::getBypassRoute(NetCard *src, NetCard *dst, double *lat)
-{
- // If never set a bypass route return NULL without any further computations
- XBT_DEBUG("generic_get_bypassroute from %s to %s", src->name(), dst->name());
- if (bypassRoutes_ == nullptr)
- return NULL;
-
- sg_platf_route_cbarg_t e_route_bypass = NULL;
-
- if(dst->containingAS() == this && src->containingAS() == this ){
- char *route_name = bprintf("%s#%s", src->name(), dst->name());
- e_route_bypass = (sg_platf_route_cbarg_t) xbt_dict_get_or_null(bypassRoutes_, route_name);
- if(e_route_bypass)
- XBT_DEBUG("Find bypass route with %ld links",xbt_dynar_length(e_route_bypass->link_list));
- free(route_name);
- }
- else{
- As *src_as, *dst_as;
- int index_src, index_dst;
- xbt_dynar_t path_src = NULL;
- xbt_dynar_t path_dst = NULL;
- As *current = NULL;
- As **current_src = NULL;
- As **current_dst = NULL;
-
- if (src == NULL || dst == NULL)
- xbt_die("Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",
- src ? src->name() : "(null)",
- dst ? dst->name() : "(null)", name_);
-
- src_as = src->containingAS();
- dst_as = dst->containingAS();
-
- /* (2) find the path to the root routing component */
- path_src = xbt_dynar_new(sizeof(As*), NULL);
- current = src_as;
- while (current != NULL) {
- xbt_dynar_push(path_src, ¤t);
- current = current->father_;
- }
- path_dst = xbt_dynar_new(sizeof(As*), NULL);
- current = dst_as;
- while (current != NULL) {
- xbt_dynar_push(path_dst, ¤t);
- current = current->father_;
- }
-
- /* (3) find the common father */
- index_src = path_src->used - 1;
- index_dst = path_dst->used - 1;
- current_src = (As **) xbt_dynar_get_ptr(path_src, index_src);
- current_dst = (As **) xbt_dynar_get_ptr(path_dst, index_dst);
- while (index_src >= 0 && index_dst >= 0 && *current_src == *current_dst) {
- xbt_dynar_pop_ptr(path_src);
- xbt_dynar_pop_ptr(path_dst);
- index_src--;
- index_dst--;
- current_src = (As **) xbt_dynar_get_ptr(path_src, index_src);
- current_dst = (As **) xbt_dynar_get_ptr(path_dst, index_dst);
- }
-
- int max_index_src = path_src->used - 1;
- int max_index_dst = path_dst->used - 1;
-
- int max_index = std::max(max_index_src, max_index_dst);
-
- for (int max = 0; max <= max_index; max++) {
- for (int i = 0; i < max; i++) {
- if (i <= max_index_src && max <= max_index_dst) {
- char *route_name = bprintf("%s#%s",
- (*(As **) (xbt_dynar_get_ptr(path_src, i)))->name_,
- (*(As **) (xbt_dynar_get_ptr(path_dst, max)))->name_);
- e_route_bypass = (sg_platf_route_cbarg_t) xbt_dict_get_or_null(bypassRoutes_, route_name);
- xbt_free(route_name);
- }
- if (e_route_bypass)
- break;
- if (max <= max_index_src && i <= max_index_dst) {
- char *route_name = bprintf("%s#%s",
- (*(As **) (xbt_dynar_get_ptr(path_src, max)))->name_,
- (*(As **) (xbt_dynar_get_ptr(path_dst, i)))->name_);
- e_route_bypass = (sg_platf_route_cbarg_t) xbt_dict_get_or_null(bypassRoutes_, route_name);
- xbt_free(route_name);
- }
- if (e_route_bypass)
- break;
- }
-
- if (e_route_bypass)
- break;
-
- if (max <= max_index_src && max <= max_index_dst) {
- char *route_name = bprintf("%s#%s",
- (*(As **) (xbt_dynar_get_ptr(path_src, max)))->name_,
- (*(As **) (xbt_dynar_get_ptr(path_dst, max)))->name_);
- e_route_bypass = (sg_platf_route_cbarg_t) xbt_dict_get_or_null(bypassRoutes_, route_name);
- xbt_free(route_name);
- }
- if (e_route_bypass)
- break;
- }
-
- xbt_dynar_free(&path_src);
- xbt_dynar_free(&path_dst);
- }
-
- sg_platf_route_cbarg_t new_e_route = NULL;
- if (e_route_bypass) {
- Link* link;
- unsigned int cpt = 0;
- new_e_route = xbt_new0(s_sg_platf_route_cbarg_t, 1);
- new_e_route->gw_src = e_route_bypass->gw_src;
- new_e_route->gw_dst = e_route_bypass->gw_dst;
- new_e_route->link_list =
- xbt_dynar_new(sizeof(Link*), NULL);
- xbt_dynar_foreach(e_route_bypass->link_list, cpt, link) {
- xbt_dynar_push(new_e_route->link_list, &link);
- if (lat)
- *lat += link->getLatency();
- }
- }
-
- return new_e_route;
-}
/* ************************************************************************** */
/* ************************* GENERIC AUX FUNCTIONS ************************** */
