X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/1b30f00857843f1cee60814ed519ff82e8ef4787..1a39cc6fdc908c33507b5b0f8bae61f7286fd4ca:/src/instr/surf_instr.c

diff --git a/src/instr/surf_instr.c b/src/instr/surf_instr.c
index 81a2be7c3c..7c642c043c 100644
--- a/src/instr/surf_instr.c
+++ b/src/instr/surf_instr.c
@@ -1,418 +1,273 @@
-/*
- * surf.c
- *
- *  Created on: Nov 27, 2009
- *      Author: Lucas Schnorr
- *     License: This program is free software; you can redistribute
- *              it and/or modify it under the terms of the license
- *              (GNU LGPL) which comes with this package.
- *
- *     Copyright (c) 2009 The SimGrid team.
- */
+/* Copyright (c) 2010. The SimGrid Team.
+ * All rights reserved.                                                     */
+
+/* This program is free software; you can redistribute it and/or modify it
+  * under the terms of the license (GNU LGPL) which comes with this package. */
 
 #include "instr/private.h"
-#include "instr/config.h"
+#include "surf/surf_private.h"
 
 #ifdef HAVE_TRACING
 
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(tracing_surf,tracing,"Tracing Surf");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(tracing_surf, tracing, "Tracing Surf");
 
 #define VARIABLE_SEPARATOR '#'
 
-static xbt_dict_t hosts_id;
 static xbt_dict_t created_links;
-static xbt_dict_t link_bandwidth;
-static xbt_dict_t link_latency;
-//static xbt_dict_t platform_variable_last_value; /* to control the amount of add/sub variables events*/
-//static xbt_dict_t platform_variable_last_time; /* to control the amount of add/sub variables events*/
-
-static xbt_dict_t last_platform_variables; /* to control the amount of add/sub variables events:
-   dict with key {RESOURCE_NAME}#Time or {RESOURCE_NAME}#Value of dict with variables types == string */
-
-static xbt_dict_t platform_variables; /* host or link name -> array of categories */
-
-static xbt_dict_t resource_variables; /* (host|link)#variable -> value */
+static xbt_dict_t host_containers;
+static xbt_dict_t resource_variables;   /* (host|link)#variable -> value */
 
 /* to trace gtnets */
-static xbt_dict_t gtnets_src; /* %p (action) -> %s */
-static xbt_dict_t gtnets_dst; /* %p (action) -> %s */
+static xbt_dict_t gtnets_src;   /* %p (action) -> %s */
+static xbt_dict_t gtnets_dst;   /* %p (action) -> %s */
 
-void __TRACE_surf_init (void)
+void TRACE_surf_alloc(void)
 {
-  hosts_id = xbt_dict_new();
   created_links = xbt_dict_new();
-  link_bandwidth = xbt_dict_new();
-  link_latency = xbt_dict_new();
-  platform_variables = xbt_dict_new();
-
-  //platform_variable_last_value = xbt_dict_new();
-  //platform_variable_last_time = xbt_dict_new();
-
-  last_platform_variables =  xbt_dict_new();
-
-  resource_variables = xbt_dict_new ();
+  host_containers = xbt_dict_new();
+  resource_variables = xbt_dict_new();
+  gtnets_src = xbt_dict_new();
+  gtnets_dst = xbt_dict_new();
 
-  gtnets_src = xbt_dict_new ();
-  gtnets_dst = xbt_dict_new ();
+  TRACE_surf_resource_utilization_alloc();
 }
 
-static char *strsplit (char *input, int field, char del) //caller should free the returned string
+void TRACE_surf_release(void)
 {
-  int length = strlen(input), i;
-  int s = 0, e = length+1;
-  int current_field = 0;
-  for (i = 0; i < length; i++){
-     if (input[i] == del){
-       if (current_field == field){
-         e = i-1;
-         break;
-       }else{
-         s = i+1;
-         current_field++;
-       }
-     }
+  char *key, *value;
+  xbt_dict_cursor_t cursor = NULL;
+  TRACE_surf_resource_utilization_release();
+
+  /* get all host from host_containers */
+  xbt_dict_foreach(host_containers, cursor, key, value) {
+    pajeDestroyContainer(MSG_get_clock(), "HOST", key);
+  }
+  xbt_dict_foreach(created_links, cursor, key, value) {
+    pajeDestroyContainer(MSG_get_clock(), "LINK", key);
   }
-  //copy string from s to e (with length equal to e-s) and return
-  char *ret = malloc ((e-s+2)*sizeof(char));
-  strncpy (ret, input+s, e-s+1);
-  ret[e-s+1] = '\0';
-  return ret;
 }
 
-void __TRACE_surf_finalize (void)
+static void TRACE_surf_set_resource_variable(double date,
+                                             const char *variable,
+                                             const char *resource,
+                                             double value)
 {
-  if (!IS_TRACING_PLATFORM) return;
-  if (!xbt_dict_length(last_platform_variables)){
+  char aux[100], key[100];
+  char *last_value = NULL;
+  if (!IS_TRACING)
     return;
-  }else{
-    xbt_dict_cursor_t cursor = NULL;
-    unsigned int cursor_ar = 0;
-    char *key, *value, *res;
-    char resource[200];
-
-    /* get all resources from last_platform_variables */
-    xbt_dynar_t resources = xbt_dynar_new(sizeof(char)*200, xbt_free);
-    xbt_dict_foreach(last_platform_variables, cursor, key, value) {
-      res = strsplit (key, 0, VARIABLE_SEPARATOR);
-      char *aux = strsplit (key, 1, VARIABLE_SEPARATOR);
-      if (strcmp (aux, "Time") == 0){ //only need to add one of three
-        xbt_dynar_push (resources, xbt_strdup(res));
-      }
-      free (aux);
-      free (res);
-    }
+  snprintf(aux, 100, "%f", value);
+  snprintf(key, 100, "%s%c%s", resource, VARIABLE_SEPARATOR, variable);
 
-    /* iterate through resources array */
-    xbt_dynar_foreach (resources, cursor_ar, resource) {
-      char timekey[100], valuekey[100], variablekey[100];
-      snprintf (timekey, 100, "%s%cTime", resource, VARIABLE_SEPARATOR);
-      snprintf (valuekey, 100, "%s%cValue", resource, VARIABLE_SEPARATOR);
-      snprintf (variablekey, 100, "%s%cVariable", resource, VARIABLE_SEPARATOR);
-
-      char *time = xbt_dict_get_or_null (last_platform_variables, timekey);
-      if (!time) continue;
-      char *value = xbt_dict_get (last_platform_variables, valuekey);
-      char *variable = xbt_dict_get (last_platform_variables, variablekey);
-      pajeSubVariable (atof(time), variable, resource, value);
-
-      //TODO: should remove, but it is causing sigabort
-      //xbt_dict_remove (last_platform_variables, timekey);
-      //xbt_dict_remove (last_platform_variables, valuekey);
-      //xbt_dict_remove (last_platform_variables, variablekey);
+  last_value = xbt_dict_get_or_null(resource_variables, key);
+  if (last_value) {
+    if (atof(last_value) == value) {
+      return;
     }
   }
+  if (IS_TRACING_PLATFORM)
+    pajeSetVariable(date, variable, resource, aux);
+  xbt_dict_set(resource_variables, xbt_strdup(key), xbt_strdup(aux),
+               xbt_free);
 }
 
-void __TRACE_surf_check_variable_set_to_zero (double now, const char *variable, const char *resource)
+/*
+ * TRACE_surf_link_declaration (name, bandwidth, latency): this function
+ * saves the bandwidth and latency of a link identified by name. This
+ * information is used in the future to create the link container in the trace.
+ *
+ * caller: net_link_new (from each network model)
+ * main: create LINK container, set initial bandwidth and latency
+ * return: void
+ */
+void TRACE_surf_link_declaration(void *link, char *name, double bw,
+                                 double lat)
 {
-  /* check if we have to set it to 0 */
-  if (!xbt_dict_get_or_null (platform_variables, resource)){
-    xbt_dynar_t array = xbt_dynar_new(100*sizeof(char), xbt_free);
-    xbt_dynar_push (array, xbt_strdup(variable));
-    if (IS_TRACING_PLATFORM) pajeSetVariable (now, variable, resource, "0");
-    xbt_dict_set (platform_variables, resource, array, xbt_dynar_free_voidp);
-  }else{
-    xbt_dynar_t array = xbt_dict_get (platform_variables, resource);
-    unsigned int i;
-    char cat[100];
-    int flag = 0;
-    xbt_dynar_foreach (array, i, cat) {
-      if (strcmp(variable, cat)==0){
-        flag = 1;
-      }
-    }
-    if (flag==0){
-      xbt_dynar_push (array, strdup(variable));
-      if (IS_TRACING_PLATFORM) pajeSetVariable (now, variable, resource, "0");
-    }
-  }
-  /* end of check */
-}
+  if (!IS_TRACING)
+    return;
 
-void __TRACE_surf_update_action_state_resource (double now, double delta, const char *variable, const char *resource, double value)
-{
-  if (!IS_TRACING_PLATFORM) return;
+  if (!link){
+    xbt_die ("link is NULL");
+  }
 
-  char valuestr[100];
-  snprintf (valuestr, 100, "%f", value);
-
-  /*
-  //fprintf (stderr, "resource = %s variable = %s (%f -> %f) value = %s\n", resource, variable, now, now+delta, valuestr);
-  if (1){
-    __TRACE_surf_check_variable_set_to_zero (now, variable, resource);
-    if (IS_TRACING_PLATFORM) pajeAddVariable (now, variable, resource, valuestr);
-    if (IS_TRACING_PLATFORM) pajeSubVariable (now+delta, variable, resource, valuestr);
+  //filter out loopback
+  if (!strcmp(name, "loopback") || !strcmp(name, "__loopback__"))
     return;
-  }
-  */
-
-  /*
-   * The following code replaces the code above with the objective
-   * to decrease the size of file because of unnecessary add/sub on
-   * variables. It should be re-checked before put in production.
-   */
-
-  char nowstr[100], nowdeltastr[100];
-  snprintf (nowstr, 100, "%.15f", now);
-  snprintf (nowdeltastr, 100, "%.15f", now+delta);
-
-  char timekey[100], valuekey[100], variablekey[100];
-  snprintf (timekey, 100, "%s%cTime", resource, VARIABLE_SEPARATOR);
-  snprintf (valuekey, 100, "%s%cValue", resource, VARIABLE_SEPARATOR);
-  snprintf (variablekey, 100, "%s%cVariable", resource, VARIABLE_SEPARATOR);
-
-  char *lastvariable = xbt_dict_get_or_null (last_platform_variables, variablekey);
-  if (lastvariable == NULL){
-    __TRACE_surf_check_variable_set_to_zero (now, variable, resource);
-    pajeAddVariable (now, variable, resource, valuestr);
-    xbt_dict_set (last_platform_variables, xbt_strdup (timekey), xbt_strdup (nowdeltastr), xbt_free);
-    xbt_dict_set (last_platform_variables, xbt_strdup (valuekey), xbt_strdup (valuestr), xbt_free);
-    xbt_dict_set (last_platform_variables, xbt_strdup (variablekey), xbt_strdup (variable), xbt_free);
-  }else{
-    char *lasttime = xbt_dict_get_or_null (last_platform_variables, timekey);
-    char *lastvalue = xbt_dict_get_or_null (last_platform_variables, valuekey);
-
-    /* check if it is the same variable */
-    if (strcmp(lastvariable, variable) == 0){ /* same variable */
-      /* check if lasttime equals now */
-      if (atof(lasttime) == now){ /* lastime == now */
-        /* check if lastvalue equals valuestr */
-        if (atof(lastvalue) == value){ /* lastvalue == value (good, just advance time) */
-          xbt_dict_set (last_platform_variables, xbt_strdup(timekey), xbt_strdup(nowdeltastr), xbt_free);
-        }else{ /* value has changed */
-          /* value has changed, subtract previous value, add new one */
-          pajeSubVariable (atof(lasttime), variable, resource, lastvalue);
-          pajeAddVariable (atof(nowstr), variable, resource, valuestr);
-          xbt_dict_set (last_platform_variables, xbt_strdup(timekey), xbt_strdup(nowdeltastr), xbt_free);
-          xbt_dict_set (last_platform_variables, xbt_strdup(valuekey), xbt_strdup(valuestr), xbt_free);
-        }
-      }else{ /* lasttime != now */
-        /* the last time is different from new starting time, subtract to lasttime and add from nowstr */
-        pajeSubVariable (atof(lasttime), variable, resource, lastvalue);
-        pajeAddVariable (atof(nowstr), variable, resource, valuestr);
-        xbt_dict_set (last_platform_variables, xbt_strdup(timekey), xbt_strdup(nowdeltastr), xbt_free);
-        xbt_dict_set (last_platform_variables, xbt_strdup(valuekey), xbt_strdup(valuestr), xbt_free);
-      }
-    }else{ /* variable has changed */
-      pajeSubVariable (atof(lasttime), lastvariable, resource, lastvalue);
-      __TRACE_surf_check_variable_set_to_zero (now, variable, resource);
-      pajeAddVariable (now, variable, resource, valuestr);
-      xbt_dict_set (last_platform_variables, xbt_strdup (timekey), xbt_strdup (nowdeltastr), xbt_free);
-      xbt_dict_set (last_platform_variables, xbt_strdup (valuekey), xbt_strdup (valuestr), xbt_free);
-      xbt_dict_set (last_platform_variables, xbt_strdup (variablekey), xbt_strdup (variable), xbt_free);
-    }
-  }
-  return;
+
+  char alias[100];
+  snprintf(alias, 100, "%p", link);
+  pajeCreateContainer(SIMIX_get_clock(), alias, "LINK", "platform", name);
+  xbt_dict_set(created_links, alias, xbt_strdup("1"), xbt_free);
+  TRACE_surf_link_set_bandwidth(SIMIX_get_clock(), link, bw);
+  TRACE_surf_link_set_latency(SIMIX_get_clock(), link, lat);
 }
 
-void __TRACE_surf_set_resource_variable (double date, const char *variable, const char *resource, double value)
+/*
+ * TRACE_surf_host_declaration (name, power): this function
+ * saves the power of a host identified by name. This information
+ * is used to create the host container in the trace.
+ *
+ * caller: cpu_new (from each cpu model) + router parser
+ * main: create HOST containers, set initial power value
+ * return: void
+ */
+void TRACE_surf_host_declaration(const char *name, double power)
 {
-  if (!IS_TRACING) return;
-  char aux[100], key[100];
-  snprintf (aux, 100, "%f", value);
-  snprintf (key, 100, "%s%c%s", resource, VARIABLE_SEPARATOR, variable);
-
-  char *last_value = xbt_dict_get_or_null(resource_variables, key);
-  if (last_value){
-    if (atof(last_value) == value){
-      return;
-    }
-  }
-  if (IS_TRACING_PLATFORM) pajeSetVariable (date, variable, resource, aux);
-  xbt_dict_set (resource_variables, xbt_strdup(key), xbt_strdup(aux), xbt_free);
+  if (!IS_TRACING)
+    return;
+  pajeCreateContainer(SIMIX_get_clock(), name, "HOST", "platform", name);
+  xbt_dict_set(host_containers, name, xbt_strdup("1"), xbt_free);
+  TRACE_surf_host_set_power(SIMIX_get_clock(), name, power);
 }
 
-void TRACE_surf_update_action_state (void *surf_action, smx_action_t smx_action,
-    double value, const char *stateValue, double now, double delta)
+void TRACE_surf_host_set_power(double date, const char *resource,
+                               double power)
 {
+  TRACE_surf_set_resource_variable(date, "power", resource, power);
 }
 
-void TRACE_surf_update_action_state_net_resource (const char *name, smx_action_t smx_action, double value, double now, double delta)
+void TRACE_surf_link_set_bandwidth(double date, void *link,
+                                   double bandwidth)
 {
-  if (!IS_TRACING || !IS_TRACED(smx_action)) return;
-
-  if (strcmp (name, "__loopback__")==0 ||
-      strcmp (name, "loopback")==0){ //ignore loopback updates
+  if (!TRACE_surf_link_is_traced(link))
     return;
-  }
 
-  if (value == 0) return;
+  char resource[100];
+  snprintf(resource, 100, "%p", link);
+  TRACE_surf_set_resource_variable(date, "bandwidth", resource, bandwidth);
+}
 
-  if (!xbt_dict_get_or_null (created_links, name)){
-    TRACE_surf_missing_link ();
+void TRACE_surf_link_set_latency(double date, void *link, double latency)
+{
+  if (!TRACE_surf_link_is_traced(link))
     return;
-  }
 
-  char type[100];
-  snprintf (type, 100, "b%s", smx_action->category);
-  __TRACE_surf_update_action_state_resource (now, delta, type, name, value);
-  return;
+  char resource[100];
+  snprintf(resource, 100, "%p", link);
+  TRACE_surf_set_resource_variable(date, "latency", resource, latency);
 }
 
-void TRACE_surf_update_action_state_cpu_resource (const char *name, smx_action_t smx_action, double value, double now, double delta)
+/* to trace gtnets */
+void TRACE_surf_gtnets_communicate(void *action, int src, int dst)
 {
-  if (!IS_TRACING || !IS_TRACED(smx_action)) return;
-
-  if (value==0){
+  char key[100], aux[100];
+  if (!IS_TRACING)
     return;
-  }
+  snprintf(key, 100, "%p", action);
 
-  char type[100];
-  snprintf (type, 100, "p%s", smx_action->category);
-  __TRACE_surf_update_action_state_resource (now, delta, type, name, value);
-  return;
+  snprintf(aux, 100, "%d", src);
+  xbt_dict_set(gtnets_src, key, xbt_strdup(aux), xbt_free);
+  snprintf(aux, 100, "%d", dst);
+  xbt_dict_set(gtnets_dst, key, xbt_strdup(aux), xbt_free);
 }
 
-void TRACE_surf_net_link_new (char *name, double bw, double lat)
+int TRACE_surf_gtnets_get_src(void *action)
 {
-  if (!IS_TRACING) return;
-  //if (IS_TRACING_PLATFORM) pajeCreateContainerWithBandwidthLatency (SIMIX_get_clock(), name, "LINK", "platform", name, bw, lat);
-  //save bw and lat information for this link
-  double *bw_ptr, *lat_ptr;
-  bw_ptr = xbt_new (double, 1);
-  lat_ptr = xbt_new (double, 1);
-  *bw_ptr = bw;
-  *lat_ptr = lat;
-  xbt_dict_set (link_bandwidth, xbt_strdup(name), bw_ptr, xbt_free);
-  xbt_dict_set (link_latency, xbt_strdup(name), lat_ptr, xbt_free);
-}
+  char key[100];
+  char *aux = NULL;
+  if (!IS_TRACING)
+    return -1;
+  snprintf(key, 100, "%p", action);
 
-void TRACE_surf_cpu_new (char *name, double power)
-{
-  if (!IS_TRACING) return;
-  if (IS_TRACING_PLATFORM) pajeCreateContainer (SIMIX_get_clock(), name, "HOST", "platform", name);
-  __TRACE_surf_set_resource_variable (SIMIX_get_clock(), "power", name, power);
+  aux = xbt_dict_get_or_null(gtnets_src, key);
+  if (aux) {
+    return atoi(aux);
+  } else {
+    return -1;
+  }
 }
 
-void TRACE_surf_routing_full_parse_end (char *link_name, int src, int dst)
+int TRACE_surf_gtnets_get_dst(void *action)
 {
-  if (!IS_TRACING) return;
-  char srcidstr[100], dstidstr[100];
-  snprintf (srcidstr, 100, "%d", src);
-  snprintf (dstidstr, 100, "%d", dst);
-  char *srcname = xbt_dict_get (hosts_id, srcidstr);
-  char *dstname = xbt_dict_get (hosts_id, dstidstr);
-
   char key[100];
-  snprintf (key, 100, "l%d-%d", src, dst);
-
-  if (strcmp (link_name, "__loopback__")==0 ||
-      strcmp (link_name, "loopback")==0){ //ignore loopback updates
-    return;
-  }
+  char *aux = NULL;
+  if (!IS_TRACING)
+    return -1;
+  snprintf(key, 100, "%p", action);
 
-  if (!xbt_dict_get_or_null (created_links, link_name)){
-    //if (IS_TRACING_PLATFORM) pajeStartLink (SIMIX_get_clock(), "edge", "platform", "route", srcname, key);
-    //if (IS_TRACING_PLATFORM) pajeEndLink (SIMIX_get_clock()+0.1, "edge", "platform", "route", dstname, key);
-    double *bw = xbt_dict_get (link_bandwidth, link_name);
-    double *lat = xbt_dict_get (link_latency, link_name);
-    if (IS_TRACING_PLATFORM) pajeCreateContainerWithBandwidthLatencySrcDst (SIMIX_get_clock(), link_name, "LINK", "platform", link_name, *bw, *lat, srcname, dstname);
-    __TRACE_surf_set_resource_variable (SIMIX_get_clock(), "bandwidth", link_name, *bw);
-    __TRACE_surf_set_resource_variable (SIMIX_get_clock(), "latency", link_name, *lat);
-    xbt_dict_set (created_links, xbt_strdup(link_name), xbt_strdup ("1"), xbt_free);
+  aux = xbt_dict_get_or_null(gtnets_dst, key);
+  if (aux) {
+    return atoi(aux);
+  } else {
+    return -1;
   }
 }
 
-void TRACE_surf_cpu_set_power (double date, char *resource, double power)
+void TRACE_surf_gtnets_destroy(void *action)
 {
-  __TRACE_surf_set_resource_variable (date, "power", resource, power);
+  char key[100];
+  if (!IS_TRACING)
+    return;
+  snprintf(key, 100, "%p", action);
+  xbt_dict_remove(gtnets_src, key);
+  xbt_dict_remove(gtnets_dst, key);
 }
 
-void TRACE_surf_link_set_bandwidth (double date, char *resource, double bandwidth)
+void TRACE_surf_host_vivaldi_parse(char *host, double x, double y,
+                                   double h)
 {
-  __TRACE_surf_set_resource_variable (date, "bandwidth", resource, bandwidth);
-}
+  char valuestr[100];
+  if (!IS_TRACING || !IS_TRACING_PLATFORM)
+    return;
 
-void TRACE_surf_link_set_latency (double date, char *resource, double latency)
-{
-  __TRACE_surf_set_resource_variable (date, "latency", resource, latency);
+  snprintf(valuestr, 100, "%g", x);
+  pajeSetVariable(0, "vivaldi_x", host, valuestr);
+  snprintf(valuestr, 100, "%g", y);
+  pajeSetVariable(0, "vivaldi_y", host, valuestr);
+  snprintf(valuestr, 100, "%g", h);
+  pajeSetVariable(0, "vivaldi_h", host, valuestr);
 }
 
-void TRACE_surf_define_host_id (const char *name, int host_id)
+extern routing_global_t global_routing;
+void TRACE_surf_save_onelink(void)
 {
-  if (!IS_TRACING) return;
-  char strid[100];
-  snprintf (strid, 100, "%d", host_id);
-  xbt_dict_set (hosts_id, strdup(name), strdup(strid), free);
-  xbt_dict_set (hosts_id, strdup(strid), strdup(name), free);
-}
+  if (!IS_TRACING)
+    return;
 
-/* to trace gtnets */
-void TRACE_surf_gtnets_communicate (void *action, int src, int dst)
-{
-  if (!IS_TRACING) return;
-  char key[100], aux[100];
-  snprintf (key, 100, "%p", action);
+  //get the onelinks from the parsed platform
+  xbt_dynar_t onelink_routes = global_routing->get_onelink_routes();
+  if (!onelink_routes)
+    return;
 
-  snprintf (aux, 100, "%d", src);
-  xbt_dict_set (gtnets_src, xbt_strdup(key), xbt_strdup(aux), xbt_free);
-  snprintf (aux, 100, "%d", dst);
-  xbt_dict_set (gtnets_dst, xbt_strdup(key), xbt_strdup(aux), xbt_free);
-}
+  //save them in trace file
+  onelink_t onelink;
+  unsigned int iter;
+  xbt_dynar_foreach(onelink_routes, iter, onelink) {
+    char *src = onelink->src;
+    char *dst = onelink->dst;
+    void *link = onelink->link_ptr;
 
-int TRACE_surf_gtnets_get_src (void *action)
-{
-  if (!IS_TRACING) return -1;
-  char key[100];
-  snprintf (key, 100, "%p", action);
+    if (TRACE_surf_link_is_traced(link)) {
+      char resource[100];
+      snprintf(resource, 100, "%p", link);
 
-  char *aux = xbt_dict_get_or_null (gtnets_src, key);
-  if (aux){
-	return atoi(aux);
-  }else{
-    return -1;
+      pajeNewEvent(0, "source", resource, src);
+      pajeNewEvent(0, "destination", resource, dst);
+    }
   }
 }
 
-int TRACE_surf_gtnets_get_dst (void *action)
+int TRACE_surf_link_is_traced(void *link)
 {
-  if (!IS_TRACING) return -1;
-  char key[100];
-  snprintf (key, 100, "%p", action);
-
-  char *aux = xbt_dict_get_or_null (gtnets_dst, key);
-  if (aux){
-	return atoi(aux);
-  }else{
-    return -1;
+  char alias[100];
+  snprintf(alias, 100, "%p", link);
+  if (xbt_dict_get_or_null(created_links, alias)) {
+    return 1;
+  } else {
+    return 0;
   }
 }
 
-void TRACE_surf_gtnets_destroy (void *action)
+void TRACE_surf_action(surf_action_t surf_action, const char *category)
 {
-  if (!IS_TRACING) return;
-  char key[100];
-  snprintf (key, 100, "%p", action);
-  xbt_dict_remove (gtnets_src, key);
-  xbt_dict_remove (gtnets_dst, key);
-}
+  if (!IS_TRACING)
+    return;
+  if (!IS_TRACING_PLATFORM)
+    return;
+  if (!category)
+    return;
 
-void TRACE_surf_missing_link (void)
-{
-  CRITICAL0("The trace cannot be done because "
-		 "the platform you are using contains "
-		 "routes with more than one link.");
-  THROW0(tracing_error, TRACE_ERROR_COMPLEX_ROUTES, "Tracing failed");
+  surf_action->category = xbt_new(char, strlen(category) + 1);
+  strncpy(surf_action->category, category, strlen(category) + 1);
 }
-
 #endif