From 792ee50ee3c72fbd12a6693dda4b5792844b50ab Mon Sep 17 00:00:00 2001
From: velho <velho@48e7efb5-ca39-0410-a469-dd3cf9ba447f>
Date: Tue, 6 Oct 2009 12:45:11 +0000
Subject: [PATCH 1/1] Commit stollen from Arnaud personal git repository.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@6712 48e7efb5-ca39-0410-a469-dd3cf9ba447f
---
 src/surf/surf_private.h |  1 +
 src/surf/surf_routing.c | 19 +++++++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/src/surf/surf_private.h b/src/surf/surf_private.h
index 61e28b3989..54156f3126 100644
--- a/src/surf/surf_private.h
+++ b/src/surf/surf_private.h
@@ -85,6 +85,7 @@ struct s_routing {
   xbt_dynar_t (*get_route)(int src, int dst);
   void (*finalize)(void);
   int host_count;
+  int router_count;
 };
 XBT_PUBLIC(void) routing_model_create(size_t size_of_link,void *loopback);
 
diff --git a/src/surf/surf_routing.c b/src/surf/surf_routing.c
index 7f042e7601..00356453a3 100644
--- a/src/surf/surf_routing.c
+++ b/src/surf/surf_routing.c
@@ -64,6 +64,9 @@ typedef struct {
 } s_routing_full_t,*routing_full_t;
 
 #define ROUTE_FULL(i,j) ((routing_full_t)used_routing)->routing_table[(i)+(j)*(used_routing)->host_count]
+#define HOST2ROUTER(id) ((id)+(2<<29))
+#define ROUTER2HOST(id) ((id)-(2>>20))
+#define ROUTER(id) ((id)>=(2<<29))
 
 /*
  * Parsing
@@ -74,6 +77,15 @@ static void routing_full_parse_Shost(void) {
   *val = used_routing->host_count++;
   xbt_dict_set(used_routing->host_id,A_surfxml_host_id,val,xbt_free);
 }
+
+static void routing_full_parse_Srouter(void) {
+	int *val = xbt_malloc(sizeof(int));
+  DEBUG3("Seen router %s (%d -> #%d)",A_surfxml_router_id,used_routing->router_count,
+  		HOST2ROUTER(used_routing->router_count));
+  *val = HOST2ROUTER(used_routing->router_count++);
+  xbt_dict_set(used_routing->host_id,A_surfxml_router_id,val,xbt_free);
+}
+
 static int src_id = -1;
 static int dst_id = -1;
 static void routing_full_parse_Sroute_set_endpoints(void)
@@ -251,6 +263,12 @@ static void routing_full_parse_end(void) {
     dst_id = strtol(xbt_dynar_get_as(keys, 1, char *), &end, 16);
     xbt_dynar_free(&keys);
 
+    if(ROUTER(src_id) || ROUTER(dst_id)) {
+				DEBUG2("There is route with a router here: (%d ,%d)",src_id,dst_id);
+				/* Check there is only one link in the route and store the information */
+				continue;
+    }
+
     DEBUG4("Handle %d %d (from %d hosts): %ld links",
         src_id,dst_id,routing->generic_routing.host_count,xbt_dynar_length(links));
     xbt_dynar_foreach(links, cpt, link_name) {
@@ -311,6 +329,7 @@ static void routing_model_full_create(size_t size_of_link,void *loopback) {
   /* Setup the parsing callbacks we need */
   routing->generic_routing.host_id = xbt_dict_new();
   surfxml_add_callback(STag_surfxml_host_cb_list, &routing_full_parse_Shost);
+  surfxml_add_callback(STag_surfxml_router_cb_list, &routing_full_parse_Srouter);
   surfxml_add_callback(ETag_surfxml_platform_cb_list, &routing_full_parse_end);
   surfxml_add_callback(STag_surfxml_route_cb_list,
       &routing_full_parse_Sroute_set_endpoints);
-- 
2.20.1