X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/72bdbf81a3dadb1338ae8743d2410842ff04948f..8d000a773b5ebcd411b28c31de68eeddf804e66b:/src/include/surf/random_mgr.h

diff --git a/src/include/surf/random_mgr.h b/src/include/surf/random_mgr.h
index 6ef40d9c24..19b4a15a58 100644
--- a/src/include/surf/random_mgr.h
+++ b/src/include/surf/random_mgr.h
@@ -1,26 +1,33 @@
+/* Copyright (c) 2007-2014. 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. */
+
 #ifndef _SURF_RMGR_H
 #define _SURF_RMGR_H
 
 #include "xbt/heap.h"
 #include "xbt/dict.h"
-#include <stdlib.h>
-#include <math.h>
-#include <stdio.h>
 
 SG_BEGIN_DECL()
 
-typedef enum {NONE, DRAND48, RAND} Generator;
+typedef enum { NONE, DRAND48, RAND, RNGSTREAM } e_random_generator_t;
 
 typedef struct random_data_desc {
-  int max, min, mean, stdDeviation;
-  Generator generator;
+  long int seed;
+  double max, min;
+  double mean, std;             /* note: mean and standard deviation are normalized */
+  e_random_generator_t generator;
 } s_random_data_t, *random_data_t;
 
 XBT_PUBLIC_DATA(xbt_dict_t) random_data_list;
 
-XBT_PUBLIC(float) random_generate(random_data_t random);
-XBT_PUBLIC(random_data_t) random_new(int generator, int min, int max, int mean, int stdDeviation);
+XBT_PUBLIC(double) random_generate(random_data_t random);
+XBT_PUBLIC(random_data_t) random_new(e_random_generator_t generator,
+                                     long int seed,
+                                     double min, double max, double mean,
+                                     double stdDeviation);
 
 SG_END_DECL()
-
-#endif				/* _SURF_RMGR_H */
+#endif                          /* _SURF_RMGR_H */