src/simdag/sd_workstation.c

   1 #include "simdag/simdag.h"
   2 #include "xbt/dict.h"
   3 #include "xbt/sysdep.h"
   4 /*#include "private.h"*/
   5
   6 static xbt_dict_t workstations;  /* workstation list */
   7 static int workstation_count; /* number of workstations */
   8
   9   void *data;
  10   char *name;
  11   double power;
  12   double available_power;
  13   /* TODO: route */
  14
  15 /* Creates a workstation.
  16  */
  17 SG_workstation_t SG_workstation_create(void *data, const char *name, double power,
  18                                       double available_power) {
  19   xbt_assert0(power >= 0 && available_power >= 0, "Invalid parameter"); /* or > 0 ? */
  20
  21   SG_workstation_t workstation = xbt_new0(s_SG_workstation_t, 1);
  22
  23   workstation->data = data;
  24   workstation->name = xbt_strdup(name);
  25   workstation->power = power;
  26   workstation->available_power = power;
  27   /* TODO: route */
  28
  29   return workstation;
  30 }
  31
  32 /* Returns a workstation given its name, or NULL if there is no such workstation.
  33  */
  34 SG_workstation_t SG_workstation_get_by_name(const char *name) {
  35   xbt_assert0(name, "Invalid parameter");
  36
  37   return xbt_dict_get_or_null(workstations, name);
  38 }
  39
  40 /* Returns a NULL-terminated array of existing workstations.
  41  */
  42 SG_workstation_t*  SG_workstation_get_list(void) {
  43   SG_workstation_t* array = xbt_new0(SG_workstation_t, workstation_count + 1);
  44
  45   xbt_dict_cursor_t cursor;
  46   char *key;
  47   void *data;
  48   int i=0;
  49
  50   xbt_dict_foreach(workstations,cursor,key,data) {
  51     array[i++] = (SG_workstation_t) data;
  52   }
  53   array[i] = NULL;
  54
  55   return array;
  56 }
  57
  58 /* Returns the number or workstations.
  59  */
  60 int SG_workstation_get_number(void) {
  61   return workstation_count;
  62 }
  63
  64 /* Sets the data of a workstation.
  65  */
  66 void SG_workstation_set_data(SG_workstation_t workstation, void *data) {
  67   xbt_assert0(workstation, "Invalid parameter");
  68   workstation->data = data;
  69 }
  70
  71 /* Returns the data of a workstation.
  72  */
  73 void* SG_workstation_get_data(SG_workstation_t workstation) {
  74   xbt_assert0(workstation, "Invalid parameter");
  75   return workstation->data;
  76 }
  77
  78 /* Returns the name of a workstation.
  79  */
  80 const char* SG_workstation_get_name(SG_workstation_t workstation) {
  81   xbt_assert0(workstation, "Invalid parameter");
  82   return workstation->name;
  83 }
  84
  85 SG_link_t* SG_workstation_route_get_list(SG_workstation_t src, SG_workstation_t dst) {
  86   /* TODO */
  87   return NULL;
  88 }
  89
  90 int SG_workstation_route_get_size(SG_workstation_t src, SG_workstation_t dst) {
  91   /* TODO */
  92   return 0;
  93 }
  94
  95 /* Returns the total power of a workstation.
  96  */
  97 double SG_workstation_get_power(SG_workstation_t workstation) {
  98   xbt_assert0(workstation, "Invalid parameter");
  99   return workstation->power;
 100 }
 101
 102 /* Return the available power of a workstation.
 103  */
 104 double SG_workstation_get_available_power(SG_workstation_t workstation) {
 105   xbt_assert0(workstation, "Invalid parameter");
 106   return workstation->available_power;
 107 }
 108
 109 /* Destroys a workstation. The user data (if any) should have been destroyed first.
 110  */
 111 void SG_workstation_destroy(SG_workstation_t workstation) {
 112   xbt_assert0(workstation, "Invalid parameter");
 113
 114   if (workstation->name)
 115     free(workstation->name);
 116
 117   /* TODO: route */
 118
 119   free(workstation);
 120 }