-/* Copyright (c) 2009, 2010, 2011. The SimGrid Team.
+/* Copyright (c) 2009-2013. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include "surf_routing_private.h"
#include "surf/surf_routing.h"
#include "surf/surfxml_parse_values.h"
+#include "xbt/graph.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_routing_generic, surf_route, "Generic implementation of the surf routing");
return NULL;
}
-sg_platf_route_cbarg_t generic_get_bypassroute(AS_t rc, sg_routing_edge_t src, sg_routing_edge_t dst, double *lat)
+static const char *instr_node_name(xbt_node_t node)
+{
+ void *data = xbt_graph_node_get_data(node);
+ char *str = (char *) data;
+ return str;
+}
+
+xbt_node_t new_xbt_graph_node(xbt_graph_t graph, const char *name,
+ xbt_dict_t nodes)
+{
+ xbt_node_t ret = xbt_dict_get_or_null(nodes, name);
+ if (ret)
+ return ret;
+
+ ret = xbt_graph_new_node(graph, xbt_strdup(name));
+ xbt_dict_set(nodes, name, ret, NULL);
+ return ret;
+}
+
+xbt_edge_t new_xbt_graph_edge(xbt_graph_t graph, xbt_node_t s, xbt_node_t d,
+ xbt_dict_t edges)
+{
+ xbt_edge_t ret;
+
+ const char *sn = instr_node_name(s);
+ const char *dn = instr_node_name(d);
+ int len = strlen(sn) + strlen(dn) + 1;
+ char *name = (char *) xbt_malloc(len * sizeof(char));
+
+
+ snprintf(name, len, "%s%s", sn, dn);
+ ret = xbt_dict_get_or_null(edges, name);
+ if (ret == NULL) {
+ snprintf(name, len, "%s%s", dn, sn);
+ ret = xbt_dict_get_or_null(edges, name);
+ }
+
+ if (ret == NULL) {
+ ret = xbt_graph_new_edge(graph, s, d, NULL);
+ xbt_dict_set(edges, name, ret, NULL);
+ }
+ free(name);
+ return ret;
+}
+
+void generic_get_graph(xbt_graph_t graph, xbt_dict_t nodes, xbt_dict_t edges,
+ AS_t rc)
+{
+ int src, dst;
+ int table_size = xbt_dynar_length(rc->index_network_elm);
+
+
+ for (src = 0; src < table_size; src++) {
+ sg_routing_edge_t my_src =
+ xbt_dynar_get_as(rc->index_network_elm, src, sg_routing_edge_t);
+ for (dst = 0; dst < table_size; dst++) {
+ if (src == dst)
+ continue;
+ sg_routing_edge_t my_dst =
+ xbt_dynar_get_as(rc->index_network_elm, dst, sg_routing_edge_t);
+
+ sg_platf_route_cbarg_t route = xbt_new0(s_sg_platf_route_cbarg_t, 1);
+ route->link_list = xbt_dynar_new(sizeof(sg_routing_link_t), NULL);
+
+ rc->get_route_and_latency(rc, my_src, my_dst, route, NULL);
+
+ XBT_DEBUG ("get_route_and_latency %s -> %s", my_src->name, my_dst->name);
+
+ unsigned int cpt;
+ void *link;
+
+ xbt_node_t current, previous;
+ const char *previous_name, *current_name;
+
+ if (route->gw_src) {
+ previous = new_xbt_graph_node(graph, route->gw_src->name, nodes);
+ previous_name = route->gw_src->name;
+ } else {
+ previous = new_xbt_graph_node(graph, my_src->name, nodes);
+ previous_name = my_src->name;
+ }
+
+ xbt_dynar_foreach(route->link_list, cpt, link) {
+ char *link_name = ((surf_resource_t) link)->name;
+ current = new_xbt_graph_node(graph, link_name, nodes);
+ current_name = link_name;
+ new_xbt_graph_edge(graph, previous, current, edges);
+ XBT_DEBUG (" %s -> %s", previous_name, current_name);
+ previous = current;
+ previous_name = current_name;
+ }
+
+ if (route->gw_dst) {
+ current = new_xbt_graph_node(graph, route->gw_dst->name, nodes);
+ current_name = route->gw_dst->name;
+ } else {
+ current = new_xbt_graph_node(graph, my_dst->name, nodes);
+ current_name = my_dst->name;
+ }
+ new_xbt_graph_edge(graph, previous, current, edges);
+ XBT_DEBUG (" %s -> %s", previous_name, current_name);
+
+ xbt_dynar_free (&(route->link_list));
+ xbt_free (route);
+ }
+ }
+}
+
+sg_platf_route_cbarg_t generic_get_bypassroute(AS_t rc, sg_routing_edge_t src,
+ sg_routing_edge_t 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(no_bypassroute_declared)
+ XBT_DEBUG("generic_get_bypassroute from %s to %s", src->name, dst->name);
+ if (no_bypassroute_declared)
return NULL;
sg_platf_route_cbarg_t e_route_bypass = NULL;