#define _SURF_SURF_H
#include "xbt/swag.h"
+#include "xbt/dynar.h"
/* Actions and resources are higly connected structures... */
typedef struct surf_action *surf_action_t;
s_xbt_swag_hookup_t state_hookup;
xbt_swag_t state_set;
xbt_maxmin_float_t cost; /* cost */
- xbt_maxmin_float_t max_duration;/* max_duration (may fluctuate until
- the task is completed) */
+ xbt_maxmin_float_t max_duration; /* max_duration (may fluctuate until
+ the task is completed) */
xbt_maxmin_float_t remains; /* How much of that cost remains to
* be done in the currently running task */
xbt_heap_float_t start; /* start time */
void (*action_recycle) (surf_action_t action);
void (*action_change_state) (surf_action_t action,
e_surf_action_state_t state);
+ const char *name;
} s_surf_resource_public_t, *surf_resource_public_t;
typedef struct surf_resource {
} e_surf_cpu_state_t;
typedef struct surf_cpu_resource_extension_private
- *surf_cpu_resource_extension_private_t;
+*surf_cpu_resource_extension_private_t;
typedef struct surf_cpu_resource_extension_public {
surf_action_t(*execute) (void *cpu, xbt_maxmin_float_t size);
surf_action_t(*sleep) (void *cpu, xbt_maxmin_float_t duration);
void (*suspend) (surf_action_t action);
void (*resume) (surf_action_t action);
- e_surf_cpu_state_t(*get_state) (void *cpu);
+ e_surf_cpu_state_t(*get_state) (void *cpu);
} s_surf_cpu_resource_extension_public_t,
*surf_cpu_resource_extension_public_t;
/* Network resource */
typedef struct surf_network_resource_extension_private
- *surf_network_resource_extension_private_t;
+*surf_network_resource_extension_private_t;
typedef struct surf_network_resource_extension_public {
surf_action_t(*communicate) (void *src, void *dst,
xbt_maxmin_float_t size);
/* Workstation resource */
typedef struct surf_workstation_resource_extension_private
- *surf_workstation_resource_extension_private_t;
+*surf_workstation_resource_extension_private_t;
typedef struct surf_workstation_resource_extension_public {
surf_action_t(*execute) (void *workstation, xbt_maxmin_float_t size);
surf_action_t(*sleep) (void *workstation, xbt_maxmin_float_t duration);
- e_surf_cpu_state_t(*get_state) (void *workstation);
- surf_action_t(*communicate) (void *workstation_src,
- void *workstation_dst,
- xbt_maxmin_float_t size);
+ void (*suspend) (surf_action_t action);
+ void (*resume) (surf_action_t action);
+ e_surf_cpu_state_t(*get_state) (void *workstation);
+ surf_action_t(*communicate) (void *workstation_src,
+ void *workstation_dst,
+ xbt_maxmin_float_t size);
} s_surf_workstation_resource_extension_public_t,
*surf_workstation_resource_extension_public_t;
/*******************************************/
void surf_init(int *argc, char **argv); /* initialize common structures */
+
+extern xbt_dynar_t resource_list; /* list of initialized resources */
+
xbt_heap_float_t surf_solve(void); /* update all states and returns
the time elapsed since last
event */
* under the terms of the license (GNU LGPL) which comes with this package. */
#include "cpu_private.h"
-#include "xbt/dict.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(cpu, surf,
"Logging specific to the SURF CPU module");
surf_cpu_resource_t surf_cpu_resource = NULL;
-static xbt_dict_t cpu_set = NULL;
+xbt_dict_t cpu_set = NULL;
static void cpu_free(void *CPU)
{
static xbt_heap_float_t share_resources(xbt_heap_float_t now)
{
s_surf_action_cpu_t action;
- return generic_maxmin_share_resources(surf_cpu_resource->common_public->states.running_action_set,
- xbt_swag_offset(action,variable));
+ return generic_maxmin_share_resources(surf_cpu_resource->common_public->
+ states.running_action_set,
+ xbt_swag_offset(action, variable));
}
static void update_actions_state(xbt_heap_float_t now,
xbt_swag_foreach_safe(action, next_action, running_actions) {
action->generic_action.remains -=
lmm_variable_getvalue(action->variable) * delta;
- if(action->generic_action.max_duration!=NO_MAX_DURATION)
+ if (action->generic_action.max_duration != NO_MAX_DURATION)
action->generic_action.max_duration -= delta;
/* if(action->generic_action.remains<.00001) action->generic_action.remains=0; */
if (action->generic_action.remains <= 0) {
action->generic_action.finish = surf_get_clock();
action_change_state((surf_action_t) action, SURF_ACTION_DONE);
- } else if((action->generic_action.max_duration!=NO_MAX_DURATION) &&
- (action->generic_action.max_duration<=0)) {
+ } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
+ (action->generic_action.max_duration <= 0)) {
action->generic_action.finish = surf_get_clock();
- action_change_state((surf_action_t) action, SURF_ACTION_DONE);
+ action_change_state((surf_action_t) action, SURF_ACTION_DONE);
} else { /* Need to check that none of the resource has failed */
lmm_constraint_t cnst = NULL;
int i = 0;
if (event_type == cpu->power_event) {
cpu->power_current = value;
- lmm_update_constraint_bound(maxmin_system,cpu->constraint,
+ lmm_update_constraint_bound(maxmin_system, cpu->constraint,
cpu->power_current * cpu->power_scale);
} else if (event_type == cpu->state_event) {
if (value > 0)
static void action_suspend(surf_action_t action)
{
- lmm_update_variable_weight(maxmin_system, ((surf_action_cpu_t) action)->variable, 0.0);
+ lmm_update_variable_weight(maxmin_system,
+ ((surf_action_cpu_t) action)->variable, 0.0);
}
static void action_resume(surf_action_t action)
{
- lmm_update_variable_weight(maxmin_system, ((surf_action_cpu_t) action)->variable, 1.0);
+ lmm_update_variable_weight(maxmin_system,
+ ((surf_action_cpu_t) action)->variable, 1.0);
}
static e_surf_cpu_state_t get_state(void *cpu)
surf_cpu_resource->common_public->action_recycle = action_recycle;
surf_cpu_resource->common_public->action_change_state =
action_change_state;
+ surf_cpu_resource->common_public->name = "CPU";
surf_cpu_resource->common_private->resource_used = resource_used;
surf_cpu_resource->common_private->share_resources = share_resources;
void surf_cpu_resource_init(const char *filename)
{
+ if (surf_cpu_resource)
+ return;
surf_cpu_resource_init_internal();
parse_file(filename);
xbt_dynar_push(resource_list, &surf_cpu_resource);
#define _SURF_CPU_PRIVATE_H
#include "surf_private.h"
+#include "xbt/dict.h"
typedef struct surf_action_cpu {
s_surf_action_t generic_action;
lmm_constraint_t constraint;
} s_cpu_t, *cpu_t;
+extern xbt_dict_t cpu_set;
+
#endif /* _SURF_CPU_PRIVATE_H */
* under the terms of the license (GNU LGPL) which comes with this package. */
#include "network_private.h"
-#include "xbt/dict.h"
#define SG_TCP_CTE_GAMMA 20000.0
surf_network_resource_t surf_network_resource = NULL;
static xbt_dict_t network_link_set = NULL;
-static xbt_dict_t network_card_set = NULL;
+xbt_dict_t network_card_set = NULL;
static int card_number = 0;
static network_link_t **routing_table = NULL;
static void create_routing_table(void)
{
- routing_table = xbt_new0(network_link_t *,card_number*card_number);
- routing_table_size = xbt_new0(int,card_number*card_number);
+ routing_table = xbt_new0(network_link_t *, card_number * card_number);
+ routing_table_size = xbt_new0(int, card_number * card_number);
}
static void network_link_free(void *nw_link)
tmgr_trace_t bw_trace,
xbt_maxmin_float_t lat_initial,
tmgr_trace_t lat_trace,
- e_surf_network_link_state_t state_initial,
+ e_surf_network_link_state_t
+ state_initial,
tmgr_trace_t state_trace)
{
network_link_t nw_link = xbt_new0(s_network_link_t, 1);
-
+
nw_link->resource = (surf_resource_t) surf_network_resource;
nw_link->name = name;
nw_link->bw_current = bw_initial;
tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
nw_link->constraint =
- lmm_constraint_new(maxmin_system, nw_link,
- nw_link->bw_current);
+ lmm_constraint_new(maxmin_system, nw_link, nw_link->bw_current);
xbt_dict_set(network_link_set, name, nw_link, network_link_free);
xbt_dict_get(network_card_set, card_name, (void *) &card);
- if(!card) {
- card = xbt_new0(s_network_card_t,1);
- card->name=xbt_strdup(card_name);
- card->id=card_number++;
+ if (!card) {
+ card = xbt_new0(s_network_card_t, 1);
+ card->name = xbt_strdup(card_name);
+ card->id = card_number++;
xbt_dict_set(network_card_set, card_name, card, NULL);
- }
+ }
return card->id;
}
-static void route_new(int src_id, int dst_id,
- char* *links, int nb_link)
+static void route_new(int src_id, int dst_id, char **links, int nb_link)
{
network_link_t *link_list = NULL;
- int i ;
+ int i;
- ROUTE_SIZE(src_id,dst_id) = nb_link;
- link_list = (ROUTE(src_id,dst_id) = xbt_new0(network_link_t,nb_link));
- for(i=0; i < nb_link; i++) {
- xbt_dict_get(network_link_set,links[i], (void *) &(link_list[i]));
+ ROUTE_SIZE(src_id, dst_id) = nb_link;
+ link_list = (ROUTE(src_id, dst_id) = xbt_new0(network_link_t, nb_link));
+ for (i = 0; i < nb_link; i++) {
+ xbt_dict_get(network_link_set, links[i], (void *) &(link_list[i]));
xbt_free(links[i]);
}
- xbt_free(links);
+ xbt_free(links);
}
/*
surf_parse_trace(&state_trace);
- network_link_new(name, bw_initial, bw_trace,
- lat_initial, lat_trace,
- state_initial, state_trace);
+ network_link_new(name, bw_initial, bw_trace,
+ lat_initial, lat_trace, state_initial, state_trace);
}
/*
src_id = network_card_new(surf_parse_text);
token = surf_parse();
- xbt_assert1((token == TOKEN_WORD), "Parse error line %d", line_pos);
+ xbt_assert1((token == TOKEN_WORD), "Parse error line %d", line_pos);
dst_id = network_card_new(surf_parse_text);
token = surf_parse();
- xbt_assert1((token == TOKEN_LP), "Parse error line %d", line_pos);
-
- while((token = surf_parse())==TOKEN_WORD) {
- if(!fake) {
+ xbt_assert1((token == TOKEN_LP), "Parse error line %d", line_pos);
+
+ while ((token = surf_parse()) == TOKEN_WORD) {
+ if (!fake) {
nb_link++;
- link_name=xbt_realloc(link_name, (nb_link) * sizeof(char*));
- link_name[(nb_link)-1]=xbt_strdup(surf_parse_text);
+ link_name = xbt_realloc(link_name, (nb_link) * sizeof(char *));
+ link_name[(nb_link) - 1] = xbt_strdup(surf_parse_text);
}
}
- xbt_assert1((token == TOKEN_RP), "Parse error line %d", line_pos);
+ xbt_assert1((token == TOKEN_RP), "Parse error line %d", line_pos);
- if(!fake) route_new(src_id,dst_id,link_name, nb_link);
+ if (!fake)
+ route_new(src_id, dst_id, link_name, nb_link);
}
static void parse_file(const char *file)
static xbt_heap_float_t share_resources(xbt_heap_float_t now)
{
s_surf_action_network_t action;
- return generic_maxmin_share_resources(surf_network_resource->common_public->states.running_action_set,
- xbt_swag_offset(action,variable));
+ return generic_maxmin_share_resources(surf_network_resource->
+ common_public->states.
+ running_action_set,
+ xbt_swag_offset(action, variable));
}
xbt_swag_foreach_safe(action, next_action, running_actions) {
deltap = delta;
- if(action->latency>0) {
- if(action->latency>deltap) {
- action->latency-=deltap;
+ if (action->latency > 0) {
+ if (action->latency > deltap) {
+ action->latency -= deltap;
deltap = 0.0;
} else {
deltap -= action->latency;
}
}
action->generic_action.remains -=
- lmm_variable_getvalue(action->variable) * deltap;
- if(action->generic_action.max_duration!=NO_MAX_DURATION)
+ lmm_variable_getvalue(action->variable) * deltap;
+ if (action->generic_action.max_duration != NO_MAX_DURATION)
action->generic_action.max_duration -= delta;
/* if(action->generic_action.remains<.00001) action->generic_action.remains=0; */
if (action->generic_action.remains <= 0) {
action->generic_action.finish = surf_get_clock();
action_change_state((surf_action_t) action, SURF_ACTION_DONE);
- } else if((action->generic_action.max_duration!=NO_MAX_DURATION) &&
- (action->generic_action.max_duration<=0)) {
+ } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
+ (action->generic_action.max_duration <= 0)) {
action->generic_action.finish = surf_get_clock();
- action_change_state((surf_action_t) action, SURF_ACTION_DONE);
+ action_change_state((surf_action_t) action, SURF_ACTION_DONE);
} else { /* Need to check that none of the resource has failed */
lmm_constraint_t cnst = NULL;
int i = 0;
surf_action_network_t action = NULL;
nw_link->lat_current = value;
- while(lmm_get_var_from_cnst(maxmin_system, nw_link->constraint, &var)) {
- action = lmm_variable_id(var);
- action->lat_current+=delta;
- lmm_update_variable_bound(maxmin_system, var,
- 1/(action->lat_current));
+ while (lmm_get_var_from_cnst(maxmin_system, nw_link->constraint, &var)) {
+ action = lmm_variable_id(var);
+ action->lat_current += delta;
+ lmm_update_variable_bound(maxmin_system, var,
+ 1 / (action->lat_current));
}
} else if (event_type == nw_link->state_event) {
if (value > 0)
surf_action_network_t action = NULL;
network_card_t card_src = src;
network_card_t card_dst = dst;
- int route_size = ROUTE_SIZE(card_src->id,card_dst->id);
- network_link_t *route = ROUTE(card_src->id,card_dst->id);
+ int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
+ network_link_t *route = ROUTE(card_src->id, card_dst->id);
int i;
action = xbt_new0(s_surf_action_network_t, 1);
(surf_resource_t) surf_network_resource;
action->generic_action.state_set =
- surf_network_resource->common_public->states.running_action_set;
+ surf_network_resource->common_public->states.running_action_set;
xbt_swag_insert(action, action->generic_action.state_set);
- action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
+ action->variable = lmm_variable_new(maxmin_system, action, 1.0, -1.0,
route_size);
- for(i=0; i<route_size; i++)
- lmm_expand(maxmin_system, route[i]->constraint, action->variable,
- 1.0);
+ for (i = 0; i < route_size; i++)
+ lmm_expand(maxmin_system, route[i]->constraint, action->variable, 1.0);
action->latency = 0.0;
- for(i=0; i<route_size; i++)
+ for (i = 0; i < route_size; i++)
action->latency += route[i]->lat_current;
action->lat_current = action->latency;
- lmm_update_variable_bound(maxmin_system, action->variable,
- SG_TCP_CTE_GAMMA/action->lat_current);
+ lmm_update_variable_bound(maxmin_system, action->variable,
+ SG_TCP_CTE_GAMMA / action->lat_current);
return (surf_action_t) action;
}
{
xbt_dict_free(&network_card_set);
xbt_dict_free(&network_link_set);
- xbt_swag_free(surf_network_resource->common_public->states.ready_action_set);
+ xbt_swag_free(surf_network_resource->common_public->states.
+ ready_action_set);
xbt_swag_free(surf_network_resource->common_public->states.
running_action_set);
xbt_swag_free(surf_network_resource->common_public->states.
failed_action_set);
- xbt_swag_free(surf_network_resource->common_public->states.done_action_set);
+ xbt_swag_free(surf_network_resource->common_public->states.
+ done_action_set);
xbt_free(surf_network_resource->common_public);
xbt_free(surf_network_resource->common_private);
xbt_free(surf_network_resource->extension_public);
surf_network_resource->common_public->action_recycle = action_recycle;
surf_network_resource->common_public->action_change_state =
action_change_state;
+ surf_network_resource->common_public->name = "network";
surf_network_resource->common_private->resource_used = resource_used;
surf_network_resource->common_private->share_resources = share_resources;
void surf_network_resource_init(const char *filename)
{
+ if (surf_network_resource)
+ return;
surf_network_resource_init_internal();
parse_file(filename);
xbt_dynar_push(resource_list, &surf_network_resource);
#define _SURF_NETWORK_PRIVATE_H
#include "surf_private.h"
+#include "xbt/dict.h"
typedef enum {
SURF_NETWORK_LINK_ON = 1, /* Ready */
network_card_t dst;
} s_surf_action_network_t, *surf_action_network_t;
+extern xbt_dict_t network_card_set;
+
#endif /* _SURF_NETWORK_PRIVATE_H */
void surf_action_free(surf_action_t * action);
void surf_action_change_state(surf_action_t action, e_surf_action_state_t state);
-extern xbt_dynar_t resource_list;
extern lmm_system_t maxmin_system;
extern tmgr_history_t history;
#include "xbt/dict.h"
#include "workstation_private.h"
-/* #include "cpu_private.h" */
-/* #include "network_private.h" */
+#include "cpu_private.h"
+#include "network_private.h"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(workstation, surf,
"Logging specific to the SURF workstation module");
static xbt_dict_t workstation_set = NULL;
-static workstation_t workstation_new(const char *name)
+static workstation_t workstation_new(const char *name,
+ void *cpu, void *card)
{
- return NULL;
+ workstation_t workstation = xbt_new0(s_workstation_t, 1);
+
+ workstation->resource = (surf_resource_t) surf_workstation_resource;
+ workstation->name = xbt_strdup(name);
+ workstation->cpu = cpu;
+ workstation->network_card = card;
+
+ return workstation;
+}
+
+static void create_workstations(void)
+{
+ xbt_dict_cursor_t cursor = NULL;
+ char *name = NULL;
+ void *cpu = NULL;
+ void *nw_card = NULL;
+
+ xbt_dict_foreach(cpu_set, cursor, name, cpu) {
+ nw_card = NULL;
+ xbt_dict_get(network_card_set, name, (void *) &nw_card);
+ xbt_assert0(nw_card, "No corresponding card found");
+ xbt_dict_set(workstation_set, name,
+ workstation_new(name, cpu, nw_card), NULL);
+ }
}
static void *name_service(const char *name)
{
- return NULL;
+ void *workstation = NULL;
+
+ xbt_dict_get(workstation_set, name, &workstation);
+
+ return workstation;
}
static const char *get_resource_name(void *resource_id)
{
- return NULL;
+ return ((workstation_t) resource_id)->name;
}
static int resource_used(void *resource_id)
{
+ xbt_assert0(0,
+ "Workstation is a virtual resource. I should not be there!");
return 0;
}
return;
}
-static surf_action_t communicate(void *workstation_src,
- void *workstation_dst,
- xbt_maxmin_float_t size)
+static surf_action_t execute(void *workstation, xbt_maxmin_float_t size)
{
- return NULL;
+ return surf_cpu_resource->extension_public->
+ execute(((workstation_t) workstation)->cpu, size);
}
-static surf_action_t execute(void *workstation, xbt_maxmin_float_t size)
+static surf_action_t action_sleep(void *workstation,
+ xbt_maxmin_float_t duration)
+{
+ return surf_cpu_resource->extension_public->
+ sleep(((workstation_t) workstation)->cpu, duration);
+}
+
+static void action_suspend(surf_action_t action)
{
- return NULL;
+ xbt_assert0(action->resource_type ==
+ ((surf_resource_t) surf_cpu_resource),
+ "Resource type mismatch");
+ surf_cpu_resource->extension_public->suspend(action);
+}
+
+static void action_resume(surf_action_t action)
+{
+ xbt_assert0(action->resource_type ==
+ ((surf_resource_t) surf_cpu_resource),
+ "Resource type mismatch");
+ surf_cpu_resource->extension_public->resume(action);
+}
+
+static surf_action_t communicate(void *workstation_src,
+ void *workstation_dst,
+ xbt_maxmin_float_t size)
+{
+ return surf_network_resource->extension_public->
+ communicate(((workstation_t) workstation_src)->network_card,
+ ((workstation_t) workstation_dst)->network_card, size);
}
static e_surf_cpu_state_t get_state(void *workstation)
{
- return SURF_CPU_OFF;
+ return surf_cpu_resource->extension_public->
+ get_state(((workstation_t) workstation)->cpu);
}
static void finalize(void)
surf_action_get_state;
surf_workstation_resource->common_public->action_free = action_free;
surf_workstation_resource->common_public->action_cancel = action_cancel;
- surf_workstation_resource->common_public->action_recycle = action_recycle;
+ surf_workstation_resource->common_public->action_recycle =
+ action_recycle;
surf_workstation_resource->common_public->action_change_state =
action_change_state;
+ surf_workstation_resource->common_public->name = "Workstation";
surf_workstation_resource->common_private->resource_used = resource_used;
- surf_workstation_resource->common_private->share_resources = share_resources;
+ surf_workstation_resource->common_private->share_resources =
+ share_resources;
surf_workstation_resource->common_private->update_actions_state =
update_actions_state;
surf_workstation_resource->common_private->update_resource_state =
update_resource_state;
surf_workstation_resource->common_private->finalize = finalize;
- surf_workstation_resource->extension_public->communicate = communicate;
surf_workstation_resource->extension_public->execute = execute;
+ surf_workstation_resource->extension_public->sleep = action_sleep;
+ surf_workstation_resource->extension_public->suspend = action_suspend;
+ surf_workstation_resource->extension_public->resume = action_resume;
+ surf_workstation_resource->extension_public->get_state = get_state;
+ surf_workstation_resource->extension_public->communicate = communicate;
workstation_set = xbt_dict_new();
void surf_workstation_resource_init(const char *filename)
{
+/* int i ; */
+/* surf_resource_t resource = NULL; */
+
surf_workstation_resource_init_internal();
-/* parse_file(filename); */
+ surf_cpu_resource_init(filename);
+ surf_network_resource_init(filename);
+ create_workstations();
xbt_dynar_push(resource_list, &surf_workstation_resource);
+/* xbt_dynar_foreach(resource_list, i, resource) { */
+/* if(resource==surf_cpu_resource) { */
+/* xbt_dynar_remove_at(resource_list, i, NULL); */
+/* i--; */
+/* continue; */
+/* } */
+/* if(resource==surf_network_resource) { */
+/* xbt_dynar_remove_at(resource_list, i, NULL); */
+/* i--; */
+/* continue; */
+/* } */
+/* } */
}
#include "surf_private.h"
-typedef struct workstation_link {
- surf_resource_t resource; /* Any such object, added in a trace
- should start by this field!!! */
- /* Using this object with the public part of
- resource does not make sense */
+typedef struct workstation {
+ surf_resource_t resource; /* Any such object, added in a trace
+ should start by this field!!! */
const char *name;
void *cpu;
void *network_card;
--- /dev/null
+/* $Id$ */
+
+/* A few basic tests for the surf library */
+
+/* Copyright (c) 2004 Arnaud Legrand. 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 <stdio.h>
+#include "surf/surf.h"
+
+const char *string_action(e_surf_action_state_t state);
+const char *string_action(e_surf_action_state_t state)
+{
+ switch (state) {
+ case (SURF_ACTION_READY):
+ return "SURF_ACTION_READY";
+ case (SURF_ACTION_RUNNING):
+ return "SURF_ACTION_RUNNING";
+ case (SURF_ACTION_FAILED):
+ return "SURF_ACTION_FAILED";
+ case (SURF_ACTION_DONE):
+ return "SURF_ACTION_DONE";
+ case (SURF_ACTION_NOT_IN_THE_SYSTEM):
+ return "SURF_ACTION_NOT_IN_THE_SYSTEM";
+ default:
+ return "INVALID STATE";
+ }
+}
+
+
+void test(void);
+void test(void)
+{
+ void *workstationA = NULL;
+ void *workstationB = NULL;
+ surf_action_t actionA = NULL;
+ surf_action_t actionB = NULL;
+ surf_action_t actionC = NULL;
+ surf_action_t commAB = NULL;
+ e_surf_action_state_t stateActionA;
+ e_surf_action_state_t stateActionB;
+ e_surf_action_state_t stateActionC;
+ xbt_maxmin_float_t now = -1.0;
+
+ surf_workstation_resource_init("platform.txt");
+
+ /*********************** WORKSTATION ***********************************/
+ workstationA =
+ surf_workstation_resource->common_public->name_service("Cpu A");
+ workstationB =
+ surf_workstation_resource->common_public->name_service("Cpu B");
+
+ /* Let's check that those two processors exist */
+ printf("%s : %p\n",
+ surf_workstation_resource->common_public->
+ get_resource_name(workstationA), workstationA);
+ printf("%s : %p\n",
+ surf_workstation_resource->common_public->
+ get_resource_name(workstationB), workstationB);
+
+ /* Let's do something on it */
+ actionA =
+ surf_workstation_resource->extension_public->execute(workstationA,
+ 1000.0);
+ actionB =
+ surf_workstation_resource->extension_public->execute(workstationB,
+ 1000.0);
+ actionC =
+ surf_workstation_resource->extension_public->sleep(workstationB,
+ 7.32);
+
+ commAB =
+ surf_workstation_resource->extension_public->
+ communicate(workstationA, workstationB, 150.0);
+
+ surf_solve(); /* Takes traces into account. Returns 0.0 */
+ do {
+ surf_action_t action = NULL;
+ int i;
+ surf_resource_t resource = NULL;
+
+ now = surf_get_clock();
+ printf("Next Event : " XBT_HEAP_FLOAT_T "\n", now);
+
+ xbt_dynar_foreach (resource_list,i,resource) {
+ printf("\t %s actions\n", resource->common_public->name);
+ while (action =
+ xbt_swag_extract(resource->common_public->states.
+ failed_action_set)) {
+ printf("\t * Failed : %p\n", action);
+ resource->common_public->action_free(action);
+ }
+ while (action =
+ xbt_swag_extract(resource->common_public->states.
+ done_action_set)) {
+ printf("\t * Done : %p\n", action);
+ resource->common_public->action_free(action);
+ }
+ }
+ } while (surf_solve());
+
+ printf("Simulation Terminated\n");
+
+ surf_finalize();
+}
+
+
+int main(int argc, char **argv)
+{
+ surf_init(&argc, argv); /* Initialize some common structures */
+ test();
+ return 0;
+}