X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/3f17e7a2d9e727cf8ba2da354280f3afd329c8a6..504b4d20dd2db9ea1eaa9c4b390b2a412d7c9779:/src/simdag/sd_link.c

diff --git a/src/simdag/sd_link.c b/src/simdag/sd_link.c
index 0edd95e860..c7a30c20fa 100644
--- a/src/simdag/sd_link.c
+++ b/src/simdag/sd_link.c
@@ -7,19 +7,62 @@
 /* Creates a link and registers it in SD.
  */
 SD_link_t __SD_link_create(void *surf_link, void *data) {
+
+  SD_link_t link;
+  const char *name;
+
   SD_CHECK_INIT_DONE();
   xbt_assert0(surf_link != NULL, "surf_link is NULL !");
 
-
-  SD_link_t link = xbt_new0(s_SD_link_t, 1);
+  link = xbt_new(s_SD_link_t, 1);
   link->surf_link = surf_link;
   link->data = data; /* user data */
 
-  const char *name = SD_link_get_name(link);
+  name = SD_link_get_name(link);
   xbt_dict_set(sd_global->links, name, link, __SD_link_destroy); /* add the link to the dictionary */
+  sd_global->link_count++;
 
   return link;
 }
+/**
+ * \brief Returns the link list
+ *
+ * Use SD_link_get_number() to know the array size.
+ *
+ * \return an array of \ref SD_link_t containing all links
+ * \see SD_link_get_number()
+ */
+const SD_link_t*  SD_link_get_list(void) {
+
+  xbt_dict_cursor_t cursor;
+  char *key;
+  void *data;
+  int i;
+  
+  SD_CHECK_INIT_DONE();
+  xbt_assert0(SD_link_get_number() > 0, "There is no link!");
+
+  if (sd_global->link_list == NULL) { /* this is the first time the function is called */
+    sd_global->link_list = xbt_new(SD_link_t, sd_global->link_count);
+  
+    i = 0;
+    xbt_dict_foreach(sd_global->links, cursor, key, data) {
+      sd_global->link_list[i++] = (SD_link_t) data;
+    }
+  }
+  return sd_global->link_list;
+}
+
+/**
+ * \brief Returns the number of links
+ *
+ * \return the number of existing links
+ * \see SD_link_get_list()
+ */
+int SD_link_get_number(void) {
+  SD_CHECK_INIT_DONE();
+  return sd_global->link_count;
+}
 
 /**
  * \brief Returns the user data of a link
@@ -59,7 +102,7 @@ void SD_link_set_data(SD_link_t link, void *data) {
 const char* SD_link_get_name(SD_link_t link) {
   SD_CHECK_INIT_DONE();
   xbt_assert0(link != NULL, "Invalid parameter");
-  return surf_workstation_resource->extension_public->get_link_name(link->surf_link);
+  return surf_workstation_model->extension_public->get_link_name(link->surf_link);
 }
 
 /**
@@ -71,7 +114,34 @@ const char* SD_link_get_name(SD_link_t link) {
 double SD_link_get_current_bandwidth(SD_link_t link) {
   SD_CHECK_INIT_DONE();
   xbt_assert0(link != NULL, "Invalid parameter");
-  return surf_workstation_resource->extension_public->get_link_bandwidth(link->surf_link);
+  return surf_workstation_model->extension_public->get_link_bandwidth(link->surf_link);
+}
+
+/**
+ * \brief Returns the value of a certain link property
+ *
+ * \param workstation a workstation
+ * \param name a property name
+ * \return value of a property
+ */
+const char* SD_link_get_property_value(SD_link_t link, char* name)
+{
+  return xbt_dict_get_or_null(SD_link_get_properties(link), name);
+}
+
+/**
+ * \brief Returns a xbt_dynar_t consisting of the list of properties assigned to a link
+ *
+ * \param link a link
+ * \return the dictionary containing the properties associated with the link
+ */
+xbt_dict_t SD_link_get_properties(SD_link_t link)
+{
+  SD_CHECK_INIT_DONE();
+  xbt_assert0((link != NULL), "Invalid parameters");
+
+  return (surf_workstation_model->common_public->get_link_properties(link->surf_link));
+
 }
 
 /**
@@ -83,7 +153,7 @@ double SD_link_get_current_bandwidth(SD_link_t link) {
 double SD_link_get_current_latency(SD_link_t link) {
   SD_CHECK_INIT_DONE();
   xbt_assert0(link != NULL, "Invalid parameter");
-  return surf_workstation_resource->extension_public->get_link_latency(link->surf_link);
+  return surf_workstation_model->extension_public->get_link_latency(link->surf_link);
 }
 
 /* Destroys a link.