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[simgrid.git] / src / surf / surfxml_parse.c
index 07773ec..693a49b 100644 (file)
@@ -1,6 +1,5 @@
-/*     $Id$     */
-
-/* Copyright (c) 2004 Arnaud Legrand. All rights reserved.                  */
+/* Copyright (c) 2006, 2007, 2008, 2009, 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 "xbt/dict.h"
 #include "surf/surfxml_parse_private.h"
 #include "surf/surf_private.h"
+#include "surf/surf.h"
 
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_parse, surf,
-                               "Logging specific to the SURF parsing module");
-
+                                "Logging specific to the SURF parsing module");
 #undef CLEANUP
 #include "simgrid_dtd.c"
 
 /* Initialize the parsing globals */
 int route_action = 0;
 xbt_dict_t traces_set_list = NULL;
-xbt_dynar_t traces_connect_list = NULL;
+//xbt_dynar_t traces_connect_list = NULL;
+xbt_dict_t trace_connect_list_host_avail = NULL;
+xbt_dict_t trace_connect_list_power = NULL;
+xbt_dict_t trace_connect_list_link_avail = NULL;
+xbt_dict_t trace_connect_list_bandwidth = NULL;
+xbt_dict_t trace_connect_list_latency = NULL;
 
 /* This buffer is used to store the original buffer before substituing it by out own buffer. Usefull for the foreach tag */
-char* old_buff;
+static xbt_dynar_t surfxml_bufferstack_stack = NULL;
+int surfxml_bufferstack_size = 2048;
+static char *old_buff = NULL;
+static void surf_parse_error(char *msg);
+
+void surfxml_bufferstack_push(int new)
+{
+  if (!new)
+    old_buff = surfxml_bufferstack;
+  else {
+    xbt_dynar_push(surfxml_bufferstack_stack, &surfxml_bufferstack);
+    surfxml_bufferstack = xbt_new0(char, surfxml_bufferstack_size);
+  }
+}
+
+void surfxml_bufferstack_pop(int new)
+{
+  if (!new)
+    surfxml_bufferstack = old_buff;
+  else {
+    free(surfxml_bufferstack);
+    xbt_dynar_pop(surfxml_bufferstack_stack, &surfxml_bufferstack);
+  }
+}
+
 /* Stores the set name reffered to by the foreach tag */
-static const char* foreach_set_name;
+static char *foreach_set_name;
 static xbt_dynar_t main_STag_surfxml_host_cb_list = NULL;
-static xbt_dynar_t main_ETag_surfxml_host_cb_list = NULL;
 static xbt_dynar_t main_STag_surfxml_link_cb_list = NULL;
-static xbt_dynar_t main_ETag_surfxml_link_cb_list = NULL;
 
 /* make sure these symbols are defined as strong ones in this file so that the linked can resolve them */
 xbt_dynar_t STag_surfxml_platform_cb_list = NULL;
@@ -75,7 +101,7 @@ xbt_dict_t current_property_set = NULL;
 xbt_dict_t route_table = NULL;
 xbt_dict_t route_multi_table = NULL;
 xbt_dynar_t route_multi_elements = NULL;
-xbt_dynar_t route_link_list = NULL;
+static xbt_dynar_t route_link_list = NULL;
 xbt_dynar_t links = NULL;
 xbt_dynar_t keys = NULL;
 
@@ -90,6 +116,16 @@ YY_BUFFER_STATE surf_input_buffer;
 FILE *surf_file_to_parse = NULL;
 
 static void convert_route_multi_to_routes(void);
+static void parse_route_elem(void);
+static void parse_Stag_foreach(void);
+static void parse_sets(void);
+static void parse_Stag_route_multi(void);
+static void parse_Etag_route_multi(void);
+static void parse_Stag_trace(void);
+static void parse_Etag_trace(void);
+static void parse_Stag_trace_c_connect(void);
+static void init_randomness(void);
+static void add_randomness(void);
 
 void surf_parse_free_callbacks(void)
 {
@@ -130,38 +166,44 @@ void surf_parse_free_callbacks(void)
 void surf_parse_reset_parser(void)
 {
   surf_parse_free_callbacks();
-  STag_surfxml_platform_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_platform_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_host_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_host_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_router_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_router_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_link_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_link_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_route_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_route_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_link_c_ctn_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_link_c_ctn_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_process_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_process_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_argument_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_argument_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_prop_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_prop_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_set_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_set_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_foreach_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_foreach_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_route_c_multi_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_route_c_multi_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_cluster_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_cluster_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_trace_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_trace_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_trace_c_connect_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_trace_c_connect_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_random_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_random_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
+  STag_surfxml_platform_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_platform_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_host_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_host_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_router_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_router_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_link_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_link_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_route_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_route_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_link_c_ctn_cb_list =
+    xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_link_c_ctn_cb_list =
+    xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_process_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_process_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_argument_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_argument_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_prop_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_prop_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_set_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_set_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_foreach_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_foreach_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_route_c_multi_cb_list =
+    xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_route_c_multi_cb_list =
+    xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_cluster_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_cluster_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_trace_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_trace_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_trace_c_connect_cb_list =
+    xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_trace_c_connect_cb_list =
+    xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_random_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  ETag_surfxml_random_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
 }
 
 void STag_surfxml_include(void)
@@ -171,7 +213,7 @@ void STag_surfxml_include(void)
 
   surf_file_to_parse = surf_fopen(A_surfxml_include_file, "r");
   xbt_assert1((surf_file_to_parse), "Unable to open \"%s\"\n",
-             A_surfxml_include_file);
+              A_surfxml_include_file);
   surf_input_buffer = surf_parse__create_buffer(surf_file_to_parse, 10);
   surf_parse__switch_to_buffer(surf_input_buffer);
   printf("STAG\n");
@@ -195,24 +237,22 @@ void STag_surfxml_platform(void)
   sscanf(A_surfxml_platform_version, "%lg", &version);
 
   xbt_assert0((version >= 1.0), "******* BIG FAT WARNING *********\n "
-             "You're using an ancient XML file. "
-             "Since SimGrid 3.1, units are Bytes, Flops, and seconds "
-             "instead of MBytes, MFlops and seconds. "
-             "A script (surfxml_update.pl) to help you convert your old "
-             "platform files "
-             "is available in the contrib/platform_generation directory "
-             "of the simgrid repository. Please check also out the "
-             "SURF section of the ChangeLog for the 3.1 version. "
-             "Last, do not forget to also update your values for "
-             "the calls to MSG_task_create (if any).");
+              "You're using an ancient XML file. "
+              "Since SimGrid 3.1, units are Bytes, Flops, and seconds "
+              "instead of MBytes, MFlops and seconds. "
+              "A script (surfxml_update.pl) to help you convert your old "
+              "platform files "
+              "is available in the contrib/platform_generation directory "
+              "of the simgrid repository. Please check also out the "
+              "SURF section of the ChangeLog for the 3.1 version. "
+              "Last, do not forget to also update your values for "
+              "the calls to MSG_task_create (if any).");
   xbt_assert0((version >= 2.0), "******* BIG FAT WARNING *********\n "
-             "You're using an old XML file. "
-             "A script (surfxml_update.pl) to help you convert your old "
-             "platform files "
-             "is available in the contrib/platform_generation directory "
-             "of the simgrid repository.");
-
-  if (set_list == NULL) set_list = xbt_dict_new(); 
+              "You're using an old XML file. "
+              "A script (surfxml_update.pl) to help you convert your old "
+              "platform files "
+              "is available in the contrib/platform_generation directory "
+              "of the simgrid repository.");
 
   surfxml_call_cb_functions(STag_surfxml_platform_cb_list);
 
@@ -225,13 +265,12 @@ void ETag_surfxml_platform(void)
   surfxml_call_cb_functions(ETag_surfxml_platform_cb_list);
 
   xbt_dict_free(&random_data_list);
-  xbt_dict_free(&set_list);
-
 }
 
 void STag_surfxml_host(void)
 {
   surfxml_call_cb_functions(STag_surfxml_host_cb_list);
+
 }
 
 void ETag_surfxml_host(void)
@@ -303,6 +342,7 @@ void STag_surfxml_prop(void)
 {
   surfxml_call_cb_functions(STag_surfxml_prop_cb_list);
 }
+
 void ETag_surfxml_prop(void)
 {
   surfxml_call_cb_functions(ETag_surfxml_prop_cb_list);
@@ -321,28 +361,21 @@ void ETag_surfxml_set(void)
 void STag_surfxml_foreach(void)
 {
   /* Save the current buffer */
-  old_buff = surfxml_bufferstack;
+  surfxml_bufferstack_push(0);
   surfxml_call_cb_functions(STag_surfxml_foreach_cb_list);
 }
 
 void ETag_surfxml_foreach(void)
-{ 
+{
   surfxml_call_cb_functions(ETag_surfxml_foreach_cb_list);
 
   /* free the temporary dynar and restore original */
   xbt_dynar_free(&STag_surfxml_host_cb_list);
-  xbt_dynar_free(&ETag_surfxml_host_cb_list);
-
   STag_surfxml_host_cb_list = main_STag_surfxml_host_cb_list;
-  ETag_surfxml_host_cb_list = main_ETag_surfxml_host_cb_list;
 
   /* free the temporary dynar and restore original */
   xbt_dynar_free(&STag_surfxml_link_cb_list);
-  xbt_dynar_free(&ETag_surfxml_link_cb_list);
-
   STag_surfxml_link_cb_list = main_STag_surfxml_link_cb_list;
-  ETag_surfxml_link_cb_list = main_ETag_surfxml_link_cb_list;
-
 }
 
 void STag_surfxml_route_c_multi(void)
@@ -397,22 +430,23 @@ void ETag_surfxml_random(void)
 
 void surf_parse_open(const char *file)
 {
-  static int warned = 0;       /* warn only once */
+  static int warned = 0;        /* warn only once */
   if (!file) {
     if (!warned) {
       WARN0
-         ("Bypassing the XML parser since surf_parse_open received a NULL pointer. If it is not what you want, go fix your code.");
+        ("Bypassing the XML parser since surf_parse_open received a NULL pointer. If it is not what you want, go fix your code.");
       warned = 1;
     }
     return;
   }
+  surf_file_to_parse = surf_fopen(file, "r");
+  xbt_assert1((surf_file_to_parse), "Unable to open \"%s\"\n", file);
+
   if (!surf_input_buffer_stack)
     surf_input_buffer_stack = xbt_dynar_new(sizeof(YY_BUFFER_STATE), NULL);
   if (!surf_file_to_parse_stack)
     surf_file_to_parse_stack = xbt_dynar_new(sizeof(FILE *), NULL);
 
-  surf_file_to_parse = surf_fopen(file, "r");
-  xbt_assert1((surf_file_to_parse), "Unable to open \"%s\"\n", file);
   surf_input_buffer = surf_parse__create_buffer(surf_file_to_parse, 10);
   surf_parse__switch_to_buffer(surf_input_buffer);
   surf_parse_lineno = 1;
@@ -431,7 +465,6 @@ void surf_parse_close(void)
   }
 }
 
-
 static int _surf_parse(void)
 {
   return surf_parse_lex();
@@ -439,13 +472,20 @@ static int _surf_parse(void)
 
 int_f_void_t surf_parse = _surf_parse;
 
+void surf_parse_error(char *msg)
+{
+  fprintf(stderr, "Parse error on line %d: %s\n", surf_parse_lineno, msg);
+  abort();
+}
+
+
 void surf_parse_get_double(double *value, const char *string)
 {
   int ret = 0;
 
   ret = sscanf(string, "%lg", value);
-  xbt_assert2((ret == 1), "Parse error line %d : %s not a number",
-             surf_parse_lineno, string);
+  if (ret != 1)
+    surf_parse_error(bprintf("%s is not a double", string));
 }
 
 void surf_parse_get_int(int *value, const char *string)
@@ -453,31 +493,19 @@ void surf_parse_get_int(int *value, const char *string)
   int ret = 0;
 
   ret = sscanf(string, "%d", value);
-  xbt_assert2((ret == 1), "Parse error line %d : %s not a number",
-             surf_parse_lineno, string);
-}
-
-void surf_parse_get_trace(tmgr_trace_t * trace, const char *string)
-{
-  if ((!string) || (strcmp(string, "") == 0))
-    *trace = NULL;
-  else
-    *trace = tmgr_trace_new(string);
+  if (ret != 1)
+    surf_parse_error(bprintf("%s is not an integer", string));
 }
 
 void parse_properties(void)
 {
   char *value = NULL;
 
-  if(!current_property_set) current_property_set = xbt_dict_new();
-
-   value = xbt_strdup(A_surfxml_prop_value);  
-   xbt_dict_set(current_property_set, A_surfxml_prop_id, value, free);
-}
+  if (!current_property_set)
+    current_property_set = xbt_dict_new();
 
-void free_string(void *d)
-{
-  free(*(void**)d);
+  value = xbt_strdup(A_surfxml_prop_value);
+  xbt_dict_set(current_property_set, A_surfxml_prop_id, value, free);
 }
 
 void surfxml_add_callback(xbt_dynar_t cb_list, void_f_void_t function)
@@ -489,281 +517,346 @@ static XBT_INLINE void surfxml_call_cb_functions(xbt_dynar_t cb_list)
 {
   unsigned int iterator;
   void_f_void_t fun;
-  xbt_dynar_foreach(cb_list, iterator, fun){
-       DEBUG2("call %p %p",fun,*fun);
-       (*fun)();
-    }
+  xbt_dynar_foreach(cb_list, iterator, fun) {
+    (*fun) ();
+  }
 }
 
-void init_data(void)
+static void parse_route_set_endpoints(void)
+{
+  route_link_list = xbt_dynar_new(sizeof(char *), NULL);
+}
+
+static void init_data(void)
 {
   xbt_dict_free(&route_table);
   xbt_dynar_free(&route_link_list);
   route_table = xbt_dict_new();
 
+  if (!surfxml_bufferstack_stack)
+    surfxml_bufferstack_stack = xbt_dynar_new(sizeof(char *), NULL);
   route_multi_table = xbt_dict_new();
-  route_multi_elements = xbt_dynar_new(sizeof(char*), NULL);
+  route_multi_elements = xbt_dynar_new(sizeof(char *), NULL);
   traces_set_list = xbt_dict_new();
-  traces_connect_list = xbt_dynar_new(sizeof(char*), NULL);
+  if (set_list == NULL)
+    set_list = xbt_dict_new();
+
+  trace_connect_list_host_avail = xbt_dict_new();
+  trace_connect_list_power = xbt_dict_new();
+  trace_connect_list_link_avail = xbt_dict_new();
+  trace_connect_list_bandwidth = xbt_dict_new();
+  trace_connect_list_latency = xbt_dict_new();
+
   random_data_list = xbt_dict_new();
+  surfxml_add_callback(STag_surfxml_prop_cb_list, &parse_properties);
+  surfxml_add_callback(ETag_surfxml_link_c_ctn_cb_list, &parse_route_elem);
+  surfxml_add_callback(STag_surfxml_route_cb_list,
+                       &parse_route_set_endpoints);
+  surfxml_add_callback(STag_surfxml_set_cb_list, &parse_sets);
+  surfxml_add_callback(STag_surfxml_route_c_multi_cb_list,
+                       &parse_Stag_route_multi);
+  surfxml_add_callback(ETag_surfxml_route_c_multi_cb_list,
+                       &parse_Etag_route_multi);
+  surfxml_add_callback(STag_surfxml_foreach_cb_list, &parse_Stag_foreach);
+  surfxml_add_callback(STag_surfxml_trace_cb_list, &parse_Stag_trace);
+  surfxml_add_callback(ETag_surfxml_trace_cb_list, &parse_Etag_trace);
+  surfxml_add_callback(STag_surfxml_trace_c_connect_cb_list,
+                       &parse_Stag_trace_c_connect);
+  surfxml_add_callback(STag_surfxml_random_cb_list, &init_randomness);
+  surfxml_add_callback(ETag_surfxml_random_cb_list, &add_randomness);
+}
+
+static void free_data(void)
+{
+  char *key, *data;
+  xbt_dict_cursor_t cursor = NULL;
+  char *name;
+  unsigned int cpt = 0;
 
-}
+  xbt_dict_foreach(route_table, cursor, key, data) {
+    xbt_dynar_t links = (xbt_dynar_t) data;
+    char *name;
+    unsigned int cpt = 0;
 
-void parse_platform_file(const char* file)
-{
-  surf_parse_open(file);
-  xbt_assert1((!(*surf_parse)()), "Parse error in %s", file);
-  surf_parse_close();
-}
+    xbt_dynar_foreach(links, cpt, name) free(name);
+    xbt_dynar_free(&links);
+  }
+  xbt_dict_free(&route_table);
+  route_link_list = NULL;
 
-/* Functions to bypass route, host and link tags. Used by the foreach and route:multi tags */
+  xbt_dict_free(&route_multi_table);
 
-static void parse_make_temporary_route(const char *src, const char *dst, int action)
-{
-  int AX_ptr = 0;
-  surfxml_bufferstack = xbt_new0(char, 2048);
-  
-  A_surfxml_route_action = action;
-  SURFXML_BUFFER_SET(route_src,                     src);
-  SURFXML_BUFFER_SET(route_dst,                     dst);
+  xbt_dynar_foreach(route_multi_elements, cpt, name) free(name);
+  xbt_dynar_free(&route_multi_elements);
+
+  xbt_dict_foreach(set_list, cursor, key, data) {
+    xbt_dynar_t set = (xbt_dynar_t) data;
+
+    xbt_dynar_foreach(set, cpt, name) free(name);
+    xbt_dynar_free(&set);
+  }
+  xbt_dict_free(&set_list);
+
+  xbt_dynar_free(&surfxml_bufferstack_stack);
+
+  xbt_dict_free(&traces_set_list);
+  xbt_dict_free(&trace_connect_list_host_avail);
+  xbt_dict_free(&trace_connect_list_power);
+  xbt_dict_free(&trace_connect_list_link_avail);
+  xbt_dict_free(&trace_connect_list_bandwidth);
+  xbt_dict_free(&trace_connect_list_latency);
+  xbt_dict_free(&traces_set_list);
 }
 
-static void parse_change_cpu_data(const char* hostName, const char* surfxml_host_power, const char* surfxml_host_availability,
-                                       const char* surfxml_host_availability_file, const char* surfxml_host_state_file)
+void parse_platform_file(const char *file)
 {
-  int AX_ptr = 0;
-  surfxml_bufferstack = xbt_new0(char, 2048);
-  SURFXML_BUFFER_SET(host_id,                     hostName);
-  SURFXML_BUFFER_SET(host_power,                  surfxml_host_power /*hostPower*/);
-  SURFXML_BUFFER_SET(host_availability,           surfxml_host_availability);
-  SURFXML_BUFFER_SET(host_availability_file,      surfxml_host_availability_file);
-  SURFXML_BUFFER_SET(host_state_file,             surfxml_host_state_file);
+  int parse_status;
+  surf_parse_open(file);
+  init_data();
+  parse_status = surf_parse();
+  free_data();
+  surf_parse_close();
+  if (parse_status)
+    xbt_dict_free(&random_data_list);
+  xbt_assert1(!parse_status, "Parse error in %s", file);
 }
 
-static void parse_change_link_data(const char* linkName, const char* surfxml_link_bandwidth, const char* surfxml_link_bandwidth_file,
-                                       const char* surfxml_link_latency, const char* surfxml_link_latency_file, const char* surfxml_link_state_file)
+/* Functions to bypass route tag. Used by the route:multi tag */
+
+static void parse_make_temporary_route(const char *src, const char *dst,
+                                       int action)
 {
   int AX_ptr = 0;
-  surfxml_bufferstack = xbt_new0(char, 2048);
-  SURFXML_BUFFER_SET(link_id,                linkName);
-  SURFXML_BUFFER_SET(link_bandwidth,         surfxml_link_bandwidth);
-  SURFXML_BUFFER_SET(link_bandwidth_file,    surfxml_link_bandwidth_file);
-  SURFXML_BUFFER_SET(link_latency,           surfxml_link_latency);
-  SURFXML_BUFFER_SET(link_latency_file,      surfxml_link_latency_file);
-  SURFXML_BUFFER_SET(link_state_file,        surfxml_link_state_file);
-}
 
-/**
-* \brief Restores the original surfxml buffer
-*/
-static void parse_restore_original_buffer(void)
-{
-  free(surfxml_bufferstack);
-  surfxml_bufferstack = old_buff;
+  A_surfxml_route_action = action;
+  SURFXML_BUFFER_SET(route_src, src);
+  SURFXML_BUFFER_SET(route_dst, dst);
 }
 
 /* Functions for the sets and foreach tags */
 
-void parse_sets(void)
+static void parse_sets(void)
 {
   char *id, *suffix, *prefix, *radical;
   int start, end;
+  xbt_dynar_t radical_elements;
   xbt_dynar_t radical_ends;
   xbt_dynar_t current_set;
-  char *value;
+  char *value, *groups;
   int i;
+  unsigned int iter;
 
   id = xbt_strdup(A_surfxml_set_id);
   prefix = xbt_strdup(A_surfxml_set_prefix);
   suffix = xbt_strdup(A_surfxml_set_suffix);
   radical = xbt_strdup(A_surfxml_set_radical);
-  
-  xbt_assert1(!xbt_dict_get_or_null(set_list, id),
-             "Set '%s' declared several times in the platform file.",id);  
-  radical_ends = xbt_str_split(radical, "-");
-  xbt_assert1((xbt_dynar_length(radical_ends)==2), "Radical must be in the form lvalue-rvalue! Provided value: %s", radical);
-
-  surf_parse_get_int(&start, xbt_dynar_get_as(radical_ends, 0, char*));
-  surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char*));
-
-  current_set = xbt_dynar_new(sizeof(char*), NULL);
-
-  
-  for (i=start; i<end; i++) {
-     value = bprintf("%s%d%s", prefix, i, suffix);
-     xbt_dynar_push(current_set, &value);
-  } 
-  
-  xbt_dict_set(set_list, id, current_set, NULL);
-}
 
-static const char* surfxml_host_power;
-static const char* surfxml_host_availability;
-static const char* surfxml_host_availability_file;
-static const char* surfxml_host_state_file;
+  if (xbt_dict_get_or_null(set_list, id))
+    surf_parse_error(bprintf
+                     ("Set '%s' declared several times in the platform file.",
+                      id));
 
-static void parse_host_foreach(void)
-{
-  surfxml_host_power = A_surfxml_host_power;
-  surfxml_host_availability = A_surfxml_host_availability;
-  surfxml_host_availability_file = A_surfxml_host_availability_file;
-  surfxml_host_state_file = A_surfxml_host_state_file;
+  current_set = xbt_dynar_new(sizeof(char *), NULL);
+
+  radical_elements = xbt_str_split(radical, ",");
+  xbt_dynar_foreach(radical_elements, iter, groups) {
+
+    radical_ends = xbt_str_split(groups, "-");
+    switch (xbt_dynar_length(radical_ends)) {
+    case 1:
+      surf_parse_get_int(&start, xbt_dynar_get_as(radical_ends, 0, char *));
+      value = bprintf("%s%d%s", prefix, start, suffix);
+      xbt_dynar_push(current_set, &value);
+      break;
+
+    case 2:
+
+      surf_parse_get_int(&start, xbt_dynar_get_as(radical_ends, 0, char *));
+      surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
+
+
+      for (i = start; i <= end; i++) {
+        value = bprintf("%s%d%s", prefix, i, suffix);
+        xbt_dynar_push(current_set, &value);
+      }
+      break;
+
+    default:
+      surf_parse_error(xbt_strdup("Malformed radical"));
+    }
+
+    xbt_dynar_free(&radical_ends);
+  }
+
+  xbt_dict_set(set_list, id, current_set, NULL);
+
+  xbt_dynar_free(&radical_elements);
+  free(radical);
+  free(suffix);
+  free(prefix);
+  free(id);
 }
 
-static void finalize_host_foreach(void)
-{
+static void parse_host_foreach(void){
+
   xbt_dynar_t names = NULL;
   unsigned int cpt = 0;
   char *name;
   xbt_dict_cursor_t cursor = NULL;
-  char *key,*data; 
+  char *key, *data;
+
+  const char *surfxml_host_power = A_surfxml_host_power;
+  const char *surfxml_host_availability = A_surfxml_host_availability;
+  const char *surfxml_host_availability_file = A_surfxml_host_availability_file;
+  const char *surfxml_host_state_file = A_surfxml_host_state_file;
 
   xbt_dict_t cluster_host_props = current_property_set;
-  
-  xbt_assert1((names = xbt_dict_get_or_null(set_list, foreach_set_name)),
-             "Set name '%s' reffered by foreach tag not found.", foreach_set_name);  
 
-  xbt_assert1((strcmp(A_surfxml_host_id, "$1") == 0), "The id of the host within the foreach should point to the foreach set_id (use $1). Your value: %s", A_surfxml_host_id);
+  names = xbt_dict_get_or_null(set_list, foreach_set_name);
+  if (!names)
+    surf_parse_error(bprintf("Set name '%s' used in <foreach> not found.",
+                             foreach_set_name));
+  if (strcmp(A_surfxml_host_id, "$1"))
+    surf_parse_error(bprintf
+                     ("The host id within <foreach> should point to the foreach set_id (use $1 instead of %s)",
+                      A_surfxml_host_id));
+
 
-       
   /* foreach name in set call the main host callback */
-  xbt_dynar_foreach (names, cpt, name) {
-    parse_change_cpu_data(name, surfxml_host_power, surfxml_host_availability,
-                                       surfxml_host_availability_file, surfxml_host_state_file);
+  xbt_dynar_foreach(names, cpt, name) {
+    int AX_ptr = 0; /* needed by the SURFXML_BUFFER_SET macro */
+
+    surfxml_bufferstack_push(1);
+
+    SURFXML_BUFFER_SET(host_id, name);
+    SURFXML_BUFFER_SET(host_power, surfxml_host_power /*hostPower */ );
+    SURFXML_BUFFER_SET(host_availability, surfxml_host_availability);
+    SURFXML_BUFFER_SET(host_availability_file, surfxml_host_availability_file);
+    SURFXML_BUFFER_SET(host_state_file, surfxml_host_state_file);
+
     surfxml_call_cb_functions(main_STag_surfxml_host_cb_list);
 
-    xbt_dict_foreach(cluster_host_props,cursor,key,data) {
-           xbt_dict_set(current_property_set, xbt_strdup(key), xbt_strdup(data), free);
+    xbt_dict_foreach(cluster_host_props, cursor, key, data) {
+      xbt_dict_set(current_property_set, xbt_strdup(key), xbt_strdup(data),
+                   free);
     }
 
-    surfxml_call_cb_functions(main_ETag_surfxml_host_cb_list);
-    free(surfxml_bufferstack);
+    /* Call the (unmodified) callbacks of </host>, if any */
+    surfxml_call_cb_functions(ETag_surfxml_host_cb_list);
+    surfxml_bufferstack_pop(1);
   }
 
   current_property_set = xbt_dict_new();
 
-  surfxml_bufferstack = old_buff;
-  
+  surfxml_bufferstack_pop(0);
 }
 
-static const char* surfxml_link_bandwidth;
-static const char* surfxml_link_bandwidth_file;
-static const char* surfxml_link_latency;
-static const char* surfxml_link_latency_file;
-static const char* surfxml_link_state_file;
+static void parse_link_foreach(void) {
+  const char *surfxml_link_bandwidth = A_surfxml_link_bandwidth;
+  const char *surfxml_link_bandwidth_file = A_surfxml_link_bandwidth_file;
+  const char *surfxml_link_latency = A_surfxml_link_latency;
+  const char *surfxml_link_latency_file = A_surfxml_link_latency_file;
+  const char *surfxml_link_state_file = A_surfxml_link_state_file;
 
-static void parse_link_foreach(void)
-{
-  surfxml_link_bandwidth = A_surfxml_link_bandwidth;
-  surfxml_link_bandwidth_file = A_surfxml_link_bandwidth_file;
-  surfxml_link_latency = A_surfxml_link_latency;
-  surfxml_link_latency_file = A_surfxml_link_latency_file;
-  surfxml_link_state_file = A_surfxml_link_state_file;
-}
-
-static void finalize_link_foreach(void)
-{
   xbt_dynar_t names = NULL;
   unsigned int cpt = 0;
   char *name;
   xbt_dict_cursor_t cursor = NULL;
-  char *key,*data; 
+  char *key, *data;
 
   xbt_dict_t cluster_link_props = current_property_set;
 
-  xbt_assert1((names = xbt_dict_get_or_null(set_list, foreach_set_name)),
-             "Set name '%s' reffered by foreach tag not found.", foreach_set_name); 
+  names = xbt_dict_get_or_null(set_list, foreach_set_name);
+  if (!names)
+    surf_parse_error(bprintf("Set name '%s' used in <foreach> not found.",
+                             foreach_set_name));
+  if (strcmp(A_surfxml_link_id, "$1"))
+    surf_parse_error(bprintf
+                     ("The host id within <foreach> should point to the foreach set_id (use $1 instead of %s)",
+                      A_surfxml_link_id));
+
+  /* for each name in set call the main link callback */
+  xbt_dynar_foreach(names, cpt, name) {
+    int AX_ptr = 0; /* needed by the SURFXML_BUFFER_SET */
 
-  xbt_assert1((strcmp(A_surfxml_link_id, "$1") == 0), "The id of the link within the foreach should point to the foreach set_id (use $1). Your value: %s", A_surfxml_link_id);
+    surfxml_bufferstack_push(1);
 
+    SURFXML_BUFFER_SET(link_id, name);
+    SURFXML_BUFFER_SET(link_bandwidth, surfxml_link_bandwidth);
+    SURFXML_BUFFER_SET(link_bandwidth_file, surfxml_link_bandwidth_file);
+    SURFXML_BUFFER_SET(link_latency, surfxml_link_latency);
+    SURFXML_BUFFER_SET(link_latency_file, surfxml_link_latency_file);
+    SURFXML_BUFFER_SET(link_state_file, surfxml_link_state_file);
 
-  /* for each name in set call the main link callback */
-  xbt_dynar_foreach (names, cpt, name) {
-    parse_change_link_data(name, surfxml_link_bandwidth, surfxml_link_bandwidth_file,
-                                       surfxml_link_latency, surfxml_link_latency_file, surfxml_link_state_file);
     surfxml_call_cb_functions(main_STag_surfxml_link_cb_list);
 
-    xbt_dict_foreach(cluster_link_props,cursor,key,data) {
-           xbt_dict_set(current_property_set, xbt_strdup(key), xbt_strdup(data), free);
+    xbt_dict_foreach(cluster_link_props, cursor, key, data) {
+      xbt_dict_set(current_property_set, xbt_strdup(key), xbt_strdup(data),
+                   free);
     }
 
-    surfxml_call_cb_functions(main_ETag_surfxml_link_cb_list);
-   free(surfxml_bufferstack);
-
+    /* Call the (unmodified) callbacks of </link>, if any */
+    surfxml_call_cb_functions(ETag_surfxml_link_cb_list);
+    surfxml_bufferstack_pop(1);
   }
 
   current_property_set = xbt_dict_new();
 
-  surfxml_bufferstack = old_buff;
+  surfxml_bufferstack_pop(0);
+  free(foreach_set_name);
+  foreach_set_name = NULL;
 }
 
-void parse_foreach(void)
+static void parse_Stag_foreach(void)
 {
   /* save the host & link callbacks */
   main_STag_surfxml_host_cb_list = STag_surfxml_host_cb_list;
-  main_ETag_surfxml_host_cb_list = ETag_surfxml_host_cb_list;
   main_STag_surfxml_link_cb_list = STag_surfxml_link_cb_list;
-  main_ETag_surfxml_link_cb_list = ETag_surfxml_link_cb_list;
 
-  /* define host & link callbacks to be used only by the foreach tag */
-  STag_surfxml_host_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_host_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  STag_surfxml_link_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
-  ETag_surfxml_link_cb_list = xbt_dynar_new(sizeof(void_f_void_t),NULL);
+  /* redefine host & link callbacks to be used only by the foreach tag */
+  STag_surfxml_host_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
+  STag_surfxml_link_cb_list = xbt_dynar_new(sizeof(void_f_void_t), NULL);
 
   surfxml_add_callback(STag_surfxml_host_cb_list, &parse_host_foreach);
-  surfxml_add_callback(ETag_surfxml_host_cb_list, &finalize_host_foreach);
   surfxml_add_callback(STag_surfxml_link_cb_list, &parse_link_foreach);
-  surfxml_add_callback(ETag_surfxml_link_cb_list, &finalize_link_foreach);
 
   /* get set name */
-  foreach_set_name = xbt_strdup(A_surfxml_foreach_set_id); 
+  foreach_set_name = xbt_strdup(A_surfxml_foreach_set_id);
 }
 
 /* Route:multi functions */
 
-static int route_multi_size=0;
-static charsrc_name, *dst_name;
+static int route_multi_size = 0;
+static char *src_name, *dst_name;
 static int is_symmetric_route;
 
-void parse_route_elem(void)
+static void parse_route_elem(void)
 {
   char *val;
 
   val = xbt_strdup(A_surfxml_link_c_ctn_id);
-  
+
   xbt_dynar_push(route_link_list, &val);
+  //INFO2("Push %s (size now:%ld)",val,xbt_dynar_length(route_link_list));
 }
 
-void parse_route_multi_set_endpoints(void)
+static void parse_Stag_route_multi(void)
 {
-  src_name = xbt_strdup(A_surfxml_route_c_multi_src); 
-  dst_name = xbt_strdup(A_surfxml_route_c_multi_dst); 
+  src_name = xbt_strdup(A_surfxml_route_c_multi_src);
+  dst_name = xbt_strdup(A_surfxml_route_c_multi_dst);
   route_action = A_surfxml_route_c_multi_action;
   is_symmetric_route = A_surfxml_route_c_multi_symmetric;
   route_multi_size++;
 
-  route_link_list = xbt_dynar_new(sizeof(char *), &free_string);
-}
-
-static int contains(xbt_dynar_t list, const char* value)
-{
- unsigned int cpt;
- char * val;
- xbt_dynar_foreach(list, cpt, val) {
-   if (strcmp(val, value) == 0)
-      return 1;
-  }
-  return 0;
+  route_link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
 }
 
-/* 
-   This function is used to append or override the contents of an alread existing route in the case a new one with its name is found.
+/*
+   This function is used to append or override the contents of an already existing route in the case a new one with its name is found.
    The decision is based upon the value of action specified in the xml route:multi attribute action
  */
-void manage_route(xbt_dict_t routing_table, const char *route_name, int action, int isMultiRoute)
+void manage_route(xbt_dict_t routing_table, const char *route_name,
+                  int action, int isMultiRoute)
 {
   unsigned int cpt;
   xbt_dynar_t links;
@@ -771,45 +864,60 @@ void manage_route(xbt_dict_t routing_table, const char *route_name, int action,
 
   /* get already existing list if it exists */
   links = xbt_dict_get_or_null(routing_table, route_name);
-  DEBUG1("ROUTE: %s", route_name);
+  DEBUG3("ROUTE: %s (action:%s; len:%ld)", route_name,
+      (action==A_surfxml_route_action_OVERRIDE?"override":(
+          action==A_surfxml_route_action_PREPEND?"prepend":"postpend")),
+       (links?xbt_dynar_length(links):0));
+
   if (links != NULL) {
-     switch (action) {
-        case A_surfxml_route_action_PREPEND: /* add existing links at the end; route_link_list + links */
-                                   xbt_dynar_foreach(links, cpt, value) {      
-                                       xbt_dynar_push(route_link_list,&value);
-                                   }
-                                    break;
-        case A_surfxml_route_action_POSTPEND: /* add existing links in front; links + route_link_list */ 
-                                   xbt_dynar_foreach(route_link_list, cpt, value) {
-                                       xbt_dynar_push(links,&value);
-                                   }
-                                    route_link_list = links;
-                                   break;
-        case A_surfxml_route_action_OVERRIDE:
-                                    break;
-        default:break;
-     }
+    switch (action) {
+    case A_surfxml_route_action_PREPEND:       /* add existing links at the end; route_link_list + links */
+      xbt_dynar_foreach(links, cpt, value) {
+        xbt_dynar_push(route_link_list, &value);
+      }
+      xbt_dynar_free(&links);
+      break;
+    case A_surfxml_route_action_POSTPEND:      /* add existing links in front; links + route_link_list */
+       xbt_dynar_foreach(route_link_list, cpt, value) {
+        xbt_dynar_push(links, &value);
+      }
+      xbt_dynar_free(&route_link_list);
+      route_link_list = links;
+      break;
+    case A_surfxml_route_action_OVERRIDE:
+      xbt_dynar_free(&links);
+      break;
+    default:
+      xbt_die(bprintf("While dealing with routes of %s, got action=%d. Please report this bug.",
+          route_name,action));
+      break;
+    }
+
   }
   /* this is the final route; do not add if name is a set; add only if name is in set list */
-  if (!isMultiRoute){    
+  if (!isMultiRoute) {
     xbt_dict_set(routing_table, route_name, route_link_list, NULL);
   }
 }
 
-void parse_route_multi_set_route(void)
+static void parse_Etag_route_multi(void)
 {
-  charroute_name;
+  char *route_name;
 
-  route_name = bprintf("%s#%s#%d#%d#%d", src_name, dst_name, route_action, is_symmetric_route, route_multi_size);
+  route_name =
+    bprintf("%s#%s#%d#%d#%d", src_name, dst_name, route_action,
+            is_symmetric_route, route_multi_size);
 
   xbt_dynar_push(route_multi_elements, &route_name);
 
   /* Add route */
   xbt_dict_set(route_multi_table, route_name, route_link_list, NULL);
-  /* add symmetric if it is the case */ 
+  /* add symmetric if it is the case */
   if (is_symmetric_route == 1) {
-    char * symmetric_name = bprintf("%s#%s#%d#%d#%d", dst_name, src_name, route_action, !is_symmetric_route, route_multi_size);
-  
+    char *symmetric_name =
+      bprintf("%s#%s#%d#%d#%d", dst_name, src_name, route_action,
+              !is_symmetric_route, route_multi_size);
+
     xbt_dict_set(route_multi_table, symmetric_name, route_link_list, NULL);
     xbt_dynar_push(route_multi_elements, &symmetric_name);
     is_symmetric_route = 0;
@@ -818,30 +926,35 @@ void parse_route_multi_set_route(void)
   free(dst_name);
 }
 
-static void add_multi_links(const char* src, const char* dst, xbt_dynar_t links, const char* src_name, const char* dst_name)
+static void add_multi_links(const char *src, const char *dst,
+                            xbt_dynar_t links, const char *src_name,
+                            const char *dst_name)
 {
   unsigned int cpt;
-  char* value, *val;
-   parse_make_temporary_route(src_name, dst_name, route_action);
-   surfxml_call_cb_functions(STag_surfxml_route_cb_list);
-   DEBUG2("\tADDING ROUTE: %s -> %s", src_name, dst_name);
-   /* Build link list */ 
-   xbt_dynar_foreach(links, cpt, value) {
-     if (strcmp(value, src) == 0)
-       val =  xbt_strdup(src_name);
-     else if (strcmp(value, dst) == 0)
-       val = xbt_strdup(dst_name);
-     else if (strcmp(value, "$dst") == 0)
-       val = xbt_strdup(dst_name);
-     else if (strcmp(value, "$src") == 0)
-       val = xbt_strdup(src_name);
-     else
-       val = xbt_strdup(value);
-     DEBUG1("\t\tELEMENT: %s", val);
-     xbt_dynar_push(route_link_list, &val);
-   }    
-   surfxml_call_cb_functions(ETag_surfxml_route_cb_list);
-   free(surfxml_bufferstack);
+  char *value, *val;
+
+  surfxml_bufferstack_push(1);
+
+  parse_make_temporary_route(src_name, dst_name, route_action);
+  surfxml_call_cb_functions(STag_surfxml_route_cb_list);
+  DEBUG2("\tADDING ROUTE: %s -> %s", src_name, dst_name);
+  /* Build link list */
+  xbt_dynar_foreach(links, cpt, value) {
+    if (strcmp(value, src) == 0)
+      val = xbt_strdup(src_name);
+    else if (strcmp(value, dst) == 0)
+      val = xbt_strdup(dst_name);
+    else if (strcmp(value, "$dst") == 0)
+      val = xbt_strdup(dst_name);
+    else if (strcmp(value, "$src") == 0)
+      val = xbt_strdup(src_name);
+    else
+      val = xbt_strdup(value);
+    DEBUG1("\t\tELEMENT: %s", val);
+    xbt_dynar_push(route_link_list, &val);
+  }
+  surfxml_call_cb_functions(ETag_surfxml_route_cb_list);
+  surfxml_bufferstack_pop(1);
 }
 
 static void convert_route_multi_to_routes(void)
@@ -849,258 +962,334 @@ static void convert_route_multi_to_routes(void)
   xbt_dict_cursor_t cursor_w;
   int symmetric;
   unsigned int cpt, cpt2, cursor;
-  char *src_host_name, *dst_host_name, *key, *src, *dst, *val, *key_w, *data_w; 
-  const char* sep="#";
+  char *src_host_name, *dst_host_name, *key, *src, *dst, *val, *key_w,
+    *data_w;
+  const char *sep = "#";
+  xbt_dict_t set = NULL;
   xbt_dynar_t src_names = NULL, dst_names = NULL, links;
 
-  if (!route_multi_elements) return;
+  if (!route_multi_elements)
+    return;
+
+  if (surf_cpu_model)
+    set = surf_model_resource_set(surf_cpu_model);
+  if (surf_workstation_model != NULL &&
+      surf_model_resource_set(surf_workstation_model) != NULL &&
+      xbt_dict_length(surf_model_resource_set(surf_workstation_model)) > 0)
+    set = surf_model_resource_set(surf_workstation_model);
 
-  xbt_dict_t set = cpu_set;
-  DEBUG1("%d", xbt_dict_length(workstation_set));                              
-  if (workstation_set != NULL && xbt_dict_length(workstation_set) > 0)
-     set = workstation_set;
-  
 
-  old_buff = surfxml_bufferstack;
+  surfxml_bufferstack_push(0);
   /* Get all routes in the exact order they were entered in the platform file */
   xbt_dynar_foreach(route_multi_elements, cursor, key) {
-     /* Get links for the route */     
-     links = (xbt_dynar_t)xbt_dict_get_or_null(route_multi_table, key);
-     keys = xbt_str_split_str(key, sep);
-     /* Get route ends */
-     src = xbt_dynar_get_as(keys, 0, char*);
-     dst = xbt_dynar_get_as(keys, 1, char*);
-     route_action = atoi(xbt_dynar_get_as(keys, 2, char*));
-     symmetric = atoi(xbt_dynar_get_as(keys, 3, char*));
-
-    /* Create the dynar of src and dst hosts for the new routes */ 
+    /* Get links for the route */
+    links = (xbt_dynar_t) xbt_dict_get_or_null(route_multi_table, key);
+    keys = xbt_str_split_str(key, sep);
+    /* Get route ends */
+    src = xbt_dynar_get_as(keys, 0, char *);
+    dst = xbt_dynar_get_as(keys, 1, char *);
+    route_action = atoi(xbt_dynar_get_as(keys, 2, char *));
+    symmetric = atoi(xbt_dynar_get_as(keys, 3, char *));
+
+    /* Create the dynar of src and dst hosts for the new routes */
     /* NOTE: src and dst can be either set names or simple host names */
-    src_names = (xbt_dynar_t)xbt_dict_get_or_null(set_list, src);
-    dst_names = (xbt_dynar_t)xbt_dict_get_or_null(set_list, dst);
+    src_names = (xbt_dynar_t) xbt_dict_get_or_null(set_list, src);
+    dst_names = (xbt_dynar_t) xbt_dict_get_or_null(set_list, dst);
     /* Add to dynar even if they are simple names */
     if (src_names == NULL) {
-       src_names = xbt_dynar_new(sizeof(char *), &free_string);
-       val = xbt_strdup(src);
-       xbt_dynar_push(src_names, &val);
-       if (strcmp(val,"$*") != 0 && NULL == xbt_dict_get_or_null(set, val))
-         THROW3(unknown_error,0,"(In route:multi (%s -> %s) source %s does not exist (not a set or a host)", src, dst, src);
+      src_names = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
+      val = xbt_strdup(src);
+      xbt_dynar_push(src_names, &val);
+      if (strcmp(val, "$*") != 0 && NULL == xbt_dict_get_or_null(set, val))
+        THROW3(unknown_error, 0,
+               "(In route:multi (%s -> %s) source %s does not exist (not a set or a host)",
+               src, dst, src);
     }
     if (dst_names == NULL) {
-       dst_names = xbt_dynar_new(sizeof(char *), &free_string);
-       val = xbt_strdup(dst);
-       if (strcmp(val,"$*") != 0 && NULL == xbt_dict_get_or_null(set, val))
-         THROW3(unknown_error,0,"(In route:multi (%s -> %s) destination %s does not exist (not a set or a host)", src, dst, dst);
-       xbt_dynar_push(dst_names, &val);
+      dst_names = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
+      val = xbt_strdup(dst);
+      if (strcmp(val, "$*") != 0 && NULL == xbt_dict_get_or_null(set, val))
+        THROW3(unknown_error, 0,
+               "(In route:multi (%s -> %s) destination %s does not exist (not a set or a host)",
+               src, dst, dst);
+      xbt_dynar_push(dst_names, &val);
     }
 
     /* Build the routes */
-    DEBUG2("ADDING MULTI ROUTE: %s -> %s", xbt_dynar_get_as(keys, 0, char*), xbt_dynar_get_as(keys, 1, char*));
+    DEBUG2("ADDING MULTI ROUTE: %s -> %s", xbt_dynar_get_as(keys, 0, char *),
+           xbt_dynar_get_as(keys, 1, char *));
     xbt_dynar_foreach(src_names, cpt, src_host_name) {
       xbt_dynar_foreach(dst_names, cpt2, dst_host_name) {
         /* If dst is $* then set this route to have its dst point to all hosts */
-        if (strcmp(src_host_name,"$*") != 0 && strcmp(dst_host_name,"$*") == 0){
-                 xbt_dict_foreach(set, cursor_w, key_w, data_w) {
-                          //int n = xbt_dynar_member(src_names, (char*)key_w);
-                                   add_multi_links(src, dst, links, src_host_name, key_w);               
-                 }
+        if (strcmp(src_host_name, "$*") != 0
+            && strcmp(dst_host_name, "$*") == 0) {
+          xbt_dict_foreach(set, cursor_w, key_w, data_w) {
+            //int n = xbt_dynar_member(src_names, (char*)key_w);
+            add_multi_links(src, dst, links, src_host_name, key_w);
+          }
         }
         /* If src is $* then set this route to have its dst point to all hosts */
-        if (strcmp(src_host_name,"$*") == 0 && strcmp(dst_host_name,"$*") != 0){
-                 xbt_dict_foreach(set, cursor_w, key_w, data_w) {
-                     // if (!symmetric || (symmetric && !contains(dst_names, key_w)))
-                       add_multi_links(src, dst, links, key_w, dst_host_name);               
-                }
+        if (strcmp(src_host_name, "$*") == 0
+            && strcmp(dst_host_name, "$*") != 0) {
+          xbt_dict_foreach(set, cursor_w, key_w, data_w) {
+            // if (!symmetric || (symmetric && !contains(dst_names, key_w)))
+            add_multi_links(src, dst, links, key_w, dst_host_name);
+          }
         }
         /* if none of them are equal to $* */
-        if (strcmp(src_host_name,"$*") != 0 && strcmp(dst_host_name,"$*") != 0) {
-                       add_multi_links(src, dst, links, src_host_name, dst_host_name);               
-       }     
+        if (strcmp(src_host_name, "$*") != 0
+            && strcmp(dst_host_name, "$*") != 0) {
+          add_multi_links(src, dst, links, src_host_name, dst_host_name);
+        }
       }
     }
-  }  
-  surfxml_bufferstack = old_buff;
-  xbt_dict_free(&route_multi_table);
-  xbt_dynar_free(&route_multi_elements);
+    xbt_dynar_free(&keys);
+  }
+  surfxml_bufferstack_pop(0);
 }
 
-/* Cluster tag functions */
-
-void parse_cluster(void)
-{  
-   static int AX_ptr = 0;
-   static int surfxml_bufferstack_size = 2048;
-   char* cluster_id = A_surfxml_cluster_id;
-   char* cluster_prefix = A_surfxml_cluster_prefix;
-   char* cluster_suffix = A_surfxml_cluster_suffix;
-   char* cluster_radical = A_surfxml_cluster_radical;
-   char* cluster_power = A_surfxml_cluster_power;
-   char* cluster_bw = A_surfxml_cluster_bw;
-   char* cluster_lat = A_surfxml_cluster_lat;
-   char* cluster_bb_bw = A_surfxml_cluster_bb_bw;
-   char* cluster_bb_lat = A_surfxml_cluster_bb_lat;
-   char* saved_buff = surfxml_bufferstack;
-
-   char * backbone_name;
-
-   surfxml_bufferstack = xbt_new0(char, surfxml_bufferstack_size);
-
-   /* Make set */
-   SURFXML_BUFFER_SET(set_id, cluster_id);
-   SURFXML_BUFFER_SET(set_prefix, cluster_prefix);
-   SURFXML_BUFFER_SET(set_suffix, cluster_suffix);
-   SURFXML_BUFFER_SET(set_radical, cluster_radical);
-  
-   SURFXML_START_TAG(set);
-   SURFXML_END_TAG(set);
-
-   /* Make foreach */
-   SURFXML_BUFFER_SET(foreach_set_id, cluster_id);
-
-   SURFXML_START_TAG(foreach);
-
-     /* Make host for the foreach */
-     parse_change_cpu_data("$1", cluster_power, "1.0", "", "");
-     A_surfxml_host_state = A_surfxml_host_state_ON;
-
-     SURFXML_START_TAG(host);
-     SURFXML_END_TAG(host);
-
-     /* Make link for the foreach */
-     parse_change_link_data("$1", cluster_bw, "", cluster_lat, "", "");
-     A_surfxml_link_state = A_surfxml_link_state_ON;
-     A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
-     SURFXML_START_TAG(link);
-     SURFXML_END_TAG(link);
-
-   SURFXML_END_TAG(foreach);
-
-   /* Make backbone link */
-   backbone_name = bprintf("%s_bb", cluster_id);
-   parse_change_link_data(backbone_name, cluster_bb_bw, "", cluster_bb_lat, "", "");
-   A_surfxml_link_state = A_surfxml_link_state_ON;
-   A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_FATPIPE;
-   SURFXML_START_TAG(link);
-   SURFXML_END_TAG(link);
-
-   /* Make route multi with the outside world, i.e. cluster->$* */
-   SURFXML_BUFFER_SET(route_c_multi_src, cluster_id);
-   SURFXML_BUFFER_SET(route_c_multi_dst, "$*");
-   A_surfxml_route_c_multi_symmetric = A_surfxml_route_c_multi_symmetric_NO;
-   A_surfxml_route_c_multi_action = A_surfxml_route_c_multi_action_OVERRIDE;
-   
-   SURFXML_START_TAG(route_c_multi);
-
-     SURFXML_BUFFER_SET(link_c_ctn_id, "$src");
-    
-     SURFXML_START_TAG(link_c_ctn);
-     SURFXML_END_TAG(link_c_ctn);
-
-   SURFXML_END_TAG(route_c_multi);
-
-   /* Make route multi between cluster hosts, i.e. cluster->cluster */
-   SURFXML_BUFFER_SET(route_c_multi_src, cluster_id);
-   SURFXML_BUFFER_SET(route_c_multi_dst, cluster_id);
-   A_surfxml_route_c_multi_action = A_surfxml_route_c_multi_action_POSTPEND;
-   A_surfxml_route_c_multi_symmetric = A_surfxml_route_c_multi_symmetric_NO;
-   
-   SURFXML_START_TAG(route_c_multi);
-    
-     SURFXML_BUFFER_SET(link_c_ctn_id, backbone_name);
-    
-     SURFXML_START_TAG(link_c_ctn);
-     SURFXML_END_TAG(link_c_ctn);
-    
-   SURFXML_END_TAG(route_c_multi);
-
-
-   /* Restore buff */
-   free(surfxml_bufferstack);
-   surfxml_bufferstack = saved_buff;
-}
 
 /* Trace management functions */
 
 static double trace_periodicity = -1.0;
-static chartrace_file = NULL;
-static chartrace_id;
+static char *trace_file = NULL;
+static char *trace_id;
 
-void parse_trace_init(void)
+static void parse_Stag_trace(void)
 {
-   trace_id = strdup(A_surfxml_trace_id);
-   trace_file = strdup(A_surfxml_trace_file);
-   surf_parse_get_double(&trace_periodicity, A_surfxml_trace_periodicity);
+  trace_id = strdup(A_surfxml_trace_id);
+  trace_file = strdup(A_surfxml_trace_file);
+  surf_parse_get_double(&trace_periodicity, A_surfxml_trace_periodicity);
 }
 
-void parse_trace_finalize(void)
+static void parse_Etag_trace(void)
 {
   tmgr_trace_t trace;
-  if (!trace_file || strcmp(trace_file,"") != 0) {
-    surf_parse_get_trace(&trace, trace_file);
-  }
-  else {
-    if (strcmp(surfxml_pcdata, "") == 0) trace = NULL;
+  if (!trace_file || strcmp(trace_file, "") != 0) {
+    trace = tmgr_trace_new(trace_file);
+  } else {
+    if (strcmp(surfxml_pcdata, "") == 0)
+      trace = NULL;
     else
-      trace = tmgr_trace_new_from_string(trace_id, surfxml_pcdata, trace_periodicity);  
+      trace =
+        tmgr_trace_new_from_string(trace_id, surfxml_pcdata,
+                                   trace_periodicity);
+  }
+  xbt_dict_set(traces_set_list, trace_id, (void *) trace, NULL);
+}
+
+static void parse_Stag_trace_c_connect(void)
+{
+  xbt_assert2(xbt_dict_get_or_null
+              (traces_set_list, A_surfxml_trace_c_connect_trace),
+              "Cannot connect trace %s to %s: trace unknown",
+              A_surfxml_trace_c_connect_trace,
+              A_surfxml_trace_c_connect_element);
+
+  switch (A_surfxml_trace_c_connect_kind) {
+  case A_surfxml_trace_c_connect_kind_HOST_AVAIL:
+    xbt_dict_set(trace_connect_list_host_avail,
+                 A_surfxml_trace_c_connect_trace,
+                 xbt_strdup(A_surfxml_trace_c_connect_element), free);
+    break;
+  case A_surfxml_trace_c_connect_kind_POWER:
+    xbt_dict_set(trace_connect_list_power, A_surfxml_trace_c_connect_trace,
+                 xbt_strdup(A_surfxml_trace_c_connect_element), free);
+    break;
+  case A_surfxml_trace_c_connect_kind_LINK_AVAIL:
+    xbt_dict_set(trace_connect_list_link_avail,
+                 A_surfxml_trace_c_connect_trace,
+                 xbt_strdup(A_surfxml_trace_c_connect_element), free);
+    break;
+  case A_surfxml_trace_c_connect_kind_BANDWIDTH:
+    xbt_dict_set(trace_connect_list_bandwidth,
+                 A_surfxml_trace_c_connect_trace,
+                 xbt_strdup(A_surfxml_trace_c_connect_element), free);
+    break;
+  case A_surfxml_trace_c_connect_kind_LATENCY:
+    xbt_dict_set(trace_connect_list_latency, A_surfxml_trace_c_connect_trace,
+                 xbt_strdup(A_surfxml_trace_c_connect_element), free);
+    break;
+  default:
+    xbt_die(bprintf("Cannot connect trace %s to %s: kind of trace unknown",
+                    A_surfxml_trace_c_connect_trace,
+                    A_surfxml_trace_c_connect_element));
   }
-  xbt_dict_set(traces_set_list, trace_id, (void *)trace, NULL);
-}
-
-void parse_trace_c_connect(void)
-{
-       char* trace_connect;
-   xbt_assert1(xbt_dict_get_or_null(traces_set_list, A_surfxml_trace_c_connect_trace_id),
-             "Trace %s undefined", A_surfxml_trace_c_connect_trace_id);
-   trace_connect = bprintf("%s#%d#%d#%s", A_surfxml_trace_c_connect_trace_id, A_surfxml_trace_c_connect_element, 
-                                   A_surfxml_trace_c_connect_kind, A_surfxml_trace_c_connect_connector_id);
-   xbt_dynar_push(traces_connect_list, &trace_connect);
 }
 
 /* Random tag functions */
 
 double get_cpu_power(const char *power)
-{ 
+{
   double power_scale = 0.0;
   const char *p, *q;
   char *generator;
-  random_data_t random = NULL; 
+  random_data_t random = NULL;
   /* randomness is inserted like this: power="$rand(my_random)" */
-  if (((p = strstr(power, "$rand(")) != NULL) && ((q = strstr(power, ")")) != NULL)) {
-     if (p < q) {
-       generator = xbt_malloc(q - (p + 6) + 1);
-       memcpy(generator, p + 6, q - (p + 6)); 
-       generator[q - (p + 6)] = '\0';
-       xbt_assert1((random = xbt_dict_get_or_null(random_data_list, generator)),
-             "Random generator %s undefined", generator);
-       power_scale = random_generate(random);
-     }
-  }
-  else {
+  if (((p = strstr(power, "$rand(")) != NULL)
+      && ((q = strstr(power, ")")) != NULL)) {
+    if (p < q) {
+      generator = xbt_malloc(q - (p + 6) + 1);
+      memcpy(generator, p + 6, q - (p + 6));
+      generator[q - (p + 6)] = '\0';
+      xbt_assert1((random =
+                   xbt_dict_get_or_null(random_data_list, generator)),
+                  "Random generator %s undefined", generator);
+      power_scale = random_generate(random);
+    }
+  } else {
     surf_parse_get_double(&power_scale, power);
   }
   return power_scale;
 }
 
-int random_min, random_max, random_mean, random_std_deviation, random_generator;
+double random_min, random_max, random_mean, random_std_deviation,
+  random_generator;
 char *random_id;
 
-void init_randomness(void)
+static void init_randomness(void)
 {
   random_id = A_surfxml_random_id;
-  surf_parse_get_int(&random_min, A_surfxml_random_min);
-  surf_parse_get_int(&random_max, A_surfxml_random_max);
-  surf_parse_get_int(&random_mean, A_surfxml_random_mean);
-  surf_parse_get_int(&random_std_deviation, A_surfxml_random_std_deviation);
+  surf_parse_get_double(&random_min, A_surfxml_random_min);
+  surf_parse_get_double(&random_max, A_surfxml_random_max);
+  surf_parse_get_double(&random_mean, A_surfxml_random_mean);
+  surf_parse_get_double(&random_std_deviation,
+                        A_surfxml_random_std_deviation);
   random_generator = A_surfxml_random_generator;
 }
 
-void add_randomness(void)
+static void add_randomness(void)
+{
+  /* If needed aditional properties can be added by using the prop tag */
+  random_data_t random =
+    random_new(random_generator, 0, random_min, random_max, random_mean,
+               random_std_deviation);
+  xbt_dict_set(random_data_list, random_id, (void *) random, NULL);
+}
+
+/**
+ * create CPU resource via CPU Model
+ */
+void surf_host_create_resource(char *name, double power_peak,
+        double power_scale,
+        tmgr_trace_t power_trace,
+        e_surf_resource_state_t state_initial,
+        tmgr_trace_t state_trace,
+        xbt_dict_t cpu_properties)
+{
+       return surf_cpu_model->extension.cpu.
+               create_resource(name,power_peak,power_scale,power_trace,state_initial,state_trace,cpu_properties);
+}
+
+/*
+ * create CPU resource via worsktation_ptask_L07 model
+ */
+
+void surf_wsL07_host_create_resource(char *name, double power_peak,
+        double power_scale,
+        tmgr_trace_t power_trace,
+        e_surf_resource_state_t state_initial,
+        tmgr_trace_t state_trace,
+        xbt_dict_t cpu_properties)
+{
+       surf_workstation_model->extension.workstation.
+               cpu_create_resource(name,power_peak,power_scale,power_trace,state_initial,state_trace,cpu_properties);
+}
+/*
+ * create link resource via network Model
+ */
+void surf_link_create_resource(char *name,
+        double bw_initial,
+        tmgr_trace_t bw_trace,
+        double lat_initial,
+        tmgr_trace_t lat_trace,
+        e_surf_resource_state_t
+        state_initial,
+        tmgr_trace_t state_trace,
+        e_surf_link_sharing_policy_t policy,
+        xbt_dict_t properties)
+{
+       return surf_network_model->extension.network.
+            create_resource(name,bw_initial,bw_trace,lat_initial,lat_trace,
+                        state_initial,state_trace,policy,properties);
+
+}
+
+/*
+ * create link resource via workstation_ptask_L07 model
+ */
+
+void surf_wsL07_link_create_resource(char *name,
+                 double bw_initial,
+                 tmgr_trace_t bw_trace,
+                 double lat_initial,
+                 tmgr_trace_t lat_trace,
+                 e_surf_resource_state_t
+                 state_initial,
+                 tmgr_trace_t state_trace,
+                 e_surf_link_sharing_policy_t
+                 policy, xbt_dict_t properties)
+{
+       return surf_workstation_model->extension.workstation.
+       link_create_resource(name,bw_initial,bw_trace,lat_initial,lat_trace,
+                                               state_initial,state_trace,policy,properties);
+}
+
+
+/**
+ * Route: add route element bypassing the parser :
+ * same job as parse_route_elem
+ */
+
+void surf_add_route_element(char* link_ctn_id)
+{
+       char *val;
+       val = xbt_strdup(link_ctn_id);
+       xbt_dynar_push(route_link_list,&val);
+}
+/**
+ * set route
+ */
+void surf_route_set_resource(char *source_id,char *destination_id,xbt_dynar_t links_id,int action)
+{
+       route_link_list = xbt_dynar_new(sizeof(char *), NULL);
+       routing_add_route(source_id,destination_id,links_id,action);
+
+}
+
+/**
+ * add host to routing host list
+ */
+void surf_route_add_host(char *host_id)
+{
+       routing_add_host(host_id);
+}
+
+/*
+ * Add Traces
+ */
+void surf_add_host_traces(void)
+{
+       return surf_cpu_model->extension.cpu.
+                    add_traces();
+}
+
+void surf_add_link_traces(void)
+{
+       return surf_network_model->extension.network.
+                        add_traces();
+}
+
+void surf_wsL07_add_traces(void)
+{
+       return surf_workstation_model->extension.workstation.
+                       add_traces();
+}
+/**
+ * set routes
+ */
+void surf_set_routes(void)
 {
-   /* If needed aditional properties can be added by using the prop tag */
-   random_data_t random = random_new(random_generator, random_min, random_max, random_mean, random_std_deviation);
-   xbt_dict_set(random_data_list, random_id, (void *)random, NULL);
+       routing_set_routes();
 }