X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/49e85177c669d793e84242983a1b1f430e47184e..0bac7d0f735ac8ba47a46e1db4f6d7a7164fe0f2:/src/simdag/sd_workstation.c

diff --git a/src/simdag/sd_workstation.c b/src/simdag/sd_workstation.c
index 730ef9893e..3b5c2ea7be 100644
--- a/src/simdag/sd_workstation.c
+++ b/src/simdag/sd_workstation.c
@@ -1,16 +1,16 @@
-/* Copyright (c) 2006-2014. The SimGrid Team.
+/* Copyright (c) 2006-2015. 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 "private.h"
-#include "simdag/simdag.h"
+#include "simgrid/simdag.h"
 #include "xbt/dict.h"
 #include "xbt/lib.h"
 #include "xbt/sysdep.h"
 #include "surf/surf.h"
-#include "surf/surf_resource.h"
+#include "simgrid/msg.h" //FIXME: why?
 
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(sd_workstation, sd,
                                 "Logging specific to SimDag (workstation)");
@@ -25,14 +25,15 @@ SD_workstation_t __SD_workstation_create(void *surf_workstation,
   const char *name;
 
   workstation = xbt_new(s_SD_workstation_priv_t, 1);
-  workstation->data = data;     /* user data */
   workstation->access_mode = SD_WORKSTATION_SHARED_ACCESS;      /* default mode is shared */
   workstation->task_fifo = NULL;
   workstation->current_task = NULL;
 
   name = surf_resource_name(surf_workstation);
-  xbt_lib_set(host_lib,name,SD_HOST_LEVEL,workstation);
-  return xbt_lib_get_elm_or_null(host_lib,name);
+  sg_host_t sg_host = sg_host_by_name(name);
+  sg_host_sd_set(sg_host,workstation);
+  sg_host_user_set(sg_host,data);
+  return sg_host;
 }
 
 /* Creates a storage and registers it in SD.
@@ -45,8 +46,8 @@ SD_storage_t __SD_storage_create(void *surf_storage, void *data)
 
   storage = xbt_new(s_SD_storage_priv_t, 1);
   storage->data = data;     /* user data */
-
   name = surf_resource_name(surf_storage);
+  storage->host = surf_storage_get_host(surf_storage_resource_by_name(name));
   xbt_lib_set(storage_lib,name, SD_STORAGE_LEVEL, storage);
   return xbt_lib_get_elm_or_null(storage_lib, name);
 }
@@ -71,37 +72,24 @@ void __SD_storage_destroy(void *storage)
  */
 SD_workstation_t SD_workstation_get_by_name(const char *name)
 {
-  return xbt_lib_get_elm_or_null(host_lib, name);
+  return sg_host_by_name(name);
 }
 
 /**
  * \brief Returns the workstation list
  *
  * Use SD_workstation_get_number() to know the array size.
- *
+ * 
  * \return an array of \ref SD_workstation_t containing all workstations
+ * \remark The workstation order in the returned array is generally different from the workstation creation/declaration order in the XML platform (we use a hash table internally).
  * \see SD_workstation_get_number()
  */
-const SD_workstation_t *SD_workstation_get_list(void)
-{
-
-  xbt_lib_cursor_t cursor;
-  char *key;
-  void **data;
-  int i;
-
+const SD_workstation_t *SD_workstation_get_list(void) {
   xbt_assert(SD_workstation_get_number() > 0, "There is no workstation!");
 
-  if (sd_global->workstation_list == NULL) {    /* this is the first time the function is called */
-    sd_global->workstation_list =
-      xbt_new(SD_workstation_t, xbt_lib_length(host_lib));
+  if (sd_global->workstation_list == NULL)     /* this is the first time the function is called */
+    sd_global->workstation_list = xbt_dynar_to_array(sg_hosts_as_dynar());
 
-    i = 0;
-    xbt_lib_foreach(host_lib, cursor, key, data) {
-      if(data[SD_HOST_LEVEL])
-        sd_global->workstation_list[i++] = xbt_dict_cursor_get_elm(cursor);
-    }
-  }
   return sd_global->workstation_list;
 }
 
@@ -113,7 +101,7 @@ const SD_workstation_t *SD_workstation_get_list(void)
  */
 int SD_workstation_get_number(void)
 {
-  return xbt_lib_length(host_lib);
+  return sg_host_count();
 }
 
 /**
@@ -125,7 +113,7 @@ int SD_workstation_get_number(void)
  */
 void *SD_workstation_get_data(SD_workstation_t workstation)
 {
-  return SD_workstation_priv(workstation)->data;
+  return sg_host_user(workstation);
 }
 
 /**
@@ -140,7 +128,7 @@ void *SD_workstation_get_data(SD_workstation_t workstation)
  */
 void SD_workstation_set_data(SD_workstation_t workstation, void *data)
 {
-  SD_workstation_priv(workstation)->data = data;
+	sg_host_user_set(workstation, data);
 }
 
 /**
@@ -151,7 +139,7 @@ void SD_workstation_set_data(SD_workstation_t workstation, void *data)
  */
 const char *SD_workstation_get_name(SD_workstation_t workstation)
 {
-  return sg_host_name(workstation);
+  return sg_host_get_name(workstation);
 }
 
 /**
@@ -176,7 +164,7 @@ const char *SD_workstation_get_property_value(SD_workstation_t ws,
  */
 xbt_dict_t SD_workstation_get_properties(SD_workstation_t workstation)
 {
-  return surf_resource_get_properties(surf_workstation_resource_priv(workstation));
+  return surf_host_get_properties(surf_host_resource_priv(workstation));
 }
 
 
@@ -191,7 +179,7 @@ void SD_workstation_dump(SD_workstation_t ws)
   XBT_INFO("Displaying workstation %s", SD_workstation_get_name(ws));
   XBT_INFO("  - power: %.0f", SD_workstation_get_power(ws));
   XBT_INFO("  - available power: %.2f", SD_workstation_get_available_power(ws));
-  switch (SD_workstation_priv(ws)->access_mode){
+  switch (sg_host_sd(ws)->access_mode){
   case SD_WORKSTATION_SHARED_ACCESS:
       XBT_INFO("  - access mode: Space shared");
       break;
@@ -233,7 +221,6 @@ const SD_link_t *SD_route_get_list(SD_workstation_t src,
   void *surf_src;
   void *surf_dst;
   xbt_dynar_t surf_route;
-  const char *link_name;
   void *surf_link;
   unsigned int cpt;
 
@@ -245,13 +232,11 @@ const SD_link_t *SD_route_get_list(SD_workstation_t src,
   surf_src = src;
   surf_dst = dst;
 
-  surf_route = surf_workstation_model_get_route((surf_workstation_model_t)surf_workstation_model,
+  surf_route = surf_host_model_get_route((surf_host_model_t)surf_host_model,
 		                                        surf_src, surf_dst);
 
   xbt_dynar_foreach(surf_route, cpt, surf_link) {
-    link_name = surf_resource_name(surf_link);
-    sd_global->recyclable_route[cpt] =
-        xbt_lib_get_or_null(link_lib, link_name, SD_LINK_LEVEL);
+    sd_global->recyclable_route[cpt] = surf_link;
   }
   return sd_global->recyclable_route;
 }
@@ -266,8 +251,8 @@ const SD_link_t *SD_route_get_list(SD_workstation_t src,
  */
 int SD_route_get_size(SD_workstation_t src, SD_workstation_t dst)
 {
-  return xbt_dynar_length(surf_workstation_model_get_route(
-		    (surf_workstation_model_t)surf_workstation_model, src, dst));
+  return xbt_dynar_length(surf_host_model_get_route(
+		    (surf_host_model_t)surf_host_model, src, dst));
 }
 
 /**
@@ -279,7 +264,16 @@ int SD_route_get_size(SD_workstation_t src, SD_workstation_t dst)
  */
 double SD_workstation_get_power(SD_workstation_t workstation)
 {
-  return surf_workstation_get_speed(workstation, 1.0);
+  return surf_host_get_speed(workstation, 1.0);
+}
+/**
+ * \brief Returns the amount of cores of a workstation
+ *
+ * \param workstation a workstation
+ * \return the amount of cores of this workstation
+ */
+int SD_workstation_get_cores(SD_workstation_t workstation) {
+  return surf_host_get_core(workstation);
 }
 
 /**
@@ -291,22 +285,22 @@ double SD_workstation_get_power(SD_workstation_t workstation)
  */
 double SD_workstation_get_available_power(SD_workstation_t workstation)
 {
-  return surf_workstation_get_available_speed(workstation);
+  return surf_host_get_available_speed(workstation);
 }
 
 /**
  * \brief Returns an approximative estimated time for the given computation amount on a workstation
  *
  * \param workstation a workstation
- * \param computation_amount the computation amount you want to evaluate (in flops)
+ * \param flops_amount the computation amount you want to evaluate (in flops)
  * \return an approximative estimated computation time for the given computation amount on this workstation (in seconds)
  */
 double SD_workstation_get_computation_time(SD_workstation_t workstation,
-                                           double computation_amount)
+                                           double flops_amount)
 {
-  xbt_assert(computation_amount >= 0,
-              "computation_amount must be greater than or equal to zero");
-  return computation_amount / SD_workstation_get_power(workstation);
+  xbt_assert(flops_amount >= 0,
+              "flops_amount must be greater than or equal to zero");
+  return flops_amount / SD_workstation_get_power(workstation);
 }
 
 /**
@@ -376,13 +370,13 @@ double SD_route_get_current_bandwidth(SD_workstation_t src,
  *
  * \param src the first workstation
  * \param dst the second workstation
- * \param communication_amount the communication amount you want to evaluate (in bytes)
- * \return an approximative estimated computation time for the given communication amount
+ * \param bytes_amount the communication amount you want to evaluate (in bytes)
+ * \return an approximative estimated communication time for the given bytes amount
  * between the workstations (in seconds)
  */
 double SD_route_get_communication_time(SD_workstation_t src,
                                        SD_workstation_t dst,
-                                       double communication_amount)
+                                       double bytes_amount)
 {
 
 
@@ -395,12 +389,10 @@ double SD_route_get_communication_time(SD_workstation_t src,
   double latency;
   int i;
 
-  xbt_assert(communication_amount >= 0,
-              "communication_amount must be greater than or equal to zero");
-
+  xbt_assert(bytes_amount >= 0, "bytes_amount must be greater than or equal to zero");
 
 
-  if (communication_amount == 0.0)
+  if (bytes_amount == 0.0)
     return 0.0;
 
   links = SD_route_get_list(src, dst);
@@ -415,7 +407,7 @@ double SD_route_get_communication_time(SD_workstation_t src,
       min_bandwidth = bandwidth;
   }
 
-  return latency + (communication_amount / min_bandwidth);
+  return latency + (bytes_amount / min_bandwidth);
 }
 
 /**
@@ -430,7 +422,7 @@ double SD_route_get_communication_time(SD_workstation_t src,
 e_SD_workstation_access_mode_t
 SD_workstation_get_access_mode(SD_workstation_t workstation)
 {
-  return SD_workstation_priv(workstation)->access_mode;
+  return sg_host_sd(workstation)->access_mode;
 }
 
 /**
@@ -456,17 +448,17 @@ void SD_workstation_set_access_mode(SD_workstation_t workstation,
              access_mode != SD_WORKSTATION_SHARED_ACCESS,
              "Trying to set an invalid access mode");
 
-  if (access_mode == SD_workstation_priv(workstation)->access_mode) {
+  if (access_mode == sg_host_sd(workstation)->access_mode) {
     return;                     // nothing is changed
   }
 
-  SD_workstation_priv(workstation)->access_mode = access_mode;
+  sg_host_sd(workstation)->access_mode = access_mode;
 
   if (access_mode == SD_WORKSTATION_SHARED_ACCESS) {
-    xbt_fifo_free(SD_workstation_priv(workstation)->task_fifo);
-    SD_workstation_priv(workstation)->task_fifo = NULL;
+    xbt_fifo_free(sg_host_sd(workstation)->task_fifo);
+    sg_host_sd(workstation)->task_fifo = NULL;
   } else {
-    SD_workstation_priv(workstation)->task_fifo = xbt_fifo_new();
+	  sg_host_sd(workstation)->task_fifo = xbt_fifo_new();
   }
 }
 
@@ -476,8 +468,29 @@ void SD_workstation_set_access_mode(SD_workstation_t workstation,
  * \param workstation a workstation
  * \return a dynar containing all mounted storages on the workstation
  */
-xbt_dict_t SD_workstation_get_storage_list(SD_workstation_t workstation){
-  return surf_workstation_get_storage_list(workstation);
+xbt_dict_t SD_workstation_get_mounted_storage_list(SD_workstation_t workstation){
+  return surf_host_get_mounted_storage_list(workstation);
+}
+
+/**
+ * \brief Return the list of mounted storages on a workstation.
+ *
+ * \param workstation a workstation
+ * \return a dynar containing all mounted storages on the workstation
+ */
+xbt_dynar_t SD_workstation_get_attached_storage_list(SD_workstation_t workstation){
+  return surf_host_get_attached_storage_list(workstation);
+}
+
+/**
+ * \brief Returns the host name the storage is attached to
+ *
+ * This functions checks whether a storage is a valid pointer or not and return its name.
+ */
+const char *SD_storage_get_host(msg_storage_t storage) {
+  xbt_assert((storage != NULL), "Invalid parameters");
+  SD_storage_priv_t priv = SD_storage_priv(storage);
+  return priv->host;
 }
 
 /* Returns whether a task can start now on a workstation*/
@@ -499,17 +512,17 @@ int __SD_workstation_is_busy(SD_workstation_t workstation)
   XBT_DEBUG
       ("Workstation '%s' access mode: '%s', current task: %s, fifo size: %d",
        SD_workstation_get_name(workstation),
-       (SD_workstation_priv(workstation)->access_mode ==
+       (sg_host_sd(workstation)->access_mode ==
         SD_WORKSTATION_SHARED_ACCESS) ? "SHARED" : "FIFO",
-       (SD_workstation_priv(workstation)->current_task ?
-        SD_task_get_name(SD_workstation_priv(workstation)->current_task)
+       (sg_host_sd(workstation)->current_task ?
+        SD_task_get_name(sg_host_sd(workstation)->current_task)
         : "none"),
-       (SD_workstation_priv(workstation)->task_fifo ? xbt_fifo_size(SD_workstation_priv(workstation)->task_fifo) :
+       (sg_host_sd(workstation)->task_fifo ? xbt_fifo_size(sg_host_sd(workstation)->task_fifo) :
         0));
 
-  return SD_workstation_priv(workstation)->access_mode == SD_WORKSTATION_SEQUENTIAL_ACCESS &&
-      (SD_workstation_priv(workstation)->current_task != NULL
-       || xbt_fifo_size(SD_workstation_priv(workstation)->task_fifo) > 0);
+  return sg_host_sd(workstation)->access_mode == SD_WORKSTATION_SEQUENTIAL_ACCESS &&
+      (sg_host_sd(workstation)->current_task != NULL
+       || xbt_fifo_size(sg_host_sd(workstation)->task_fifo) > 0);
 }
 
 /* Destroys a workstation.
@@ -517,6 +530,8 @@ int __SD_workstation_is_busy(SD_workstation_t workstation)
 void __SD_workstation_destroy(void *workstation)
 {
 
+  if (workstation==NULL)
+	  return;
   SD_workstation_priv_t w;
 
   /* workstation->surf_workstation is freed by surf_exit and workstation->data is freed by the user */
@@ -535,11 +550,11 @@ void __SD_workstation_destroy(void *workstation)
  * \param workstation a workstation */
 SD_task_t SD_workstation_get_current_task(SD_workstation_t workstation)
 {
-  xbt_assert(SD_workstation_priv(workstation)->access_mode == SD_WORKSTATION_SEQUENTIAL_ACCESS,
+  xbt_assert(sg_host_sd(workstation)->access_mode == SD_WORKSTATION_SEQUENTIAL_ACCESS,
               "Access mode must be set to SD_WORKSTATION_SEQUENTIAL_ACCESS"
               " to use this function");
 
-  return (SD_workstation_priv(workstation)->current_task);
+  return (sg_host_sd(workstation)->current_task);
 }
 
 /**