3 /* Copyright (c) 2004 Arnaud Legrand. All rights reserved. */
5 /* This program is free software; you can redistribute it and/or modify it
6 * under the terms of the license (GNU LGPL) which comes with this package. */
12 #include "xbt/dynar.h"
15 /* Actions and resources are higly connected structures... */
16 typedef struct surf_action *surf_action_t;
17 typedef struct surf_resource *surf_resource_t;
23 SURF_ACTION_READY = 0, /* Ready */
24 SURF_ACTION_RUNNING, /* Running */
25 SURF_ACTION_FAILED, /* Task Failure */
26 SURF_ACTION_DONE, /* Completed */
27 SURF_ACTION_TO_FREE, /* Action to free in next cleanup */
28 SURF_ACTION_NOT_IN_THE_SYSTEM /* Not in the system anymore. Why did you ask ? */
29 } e_surf_action_state_t;
31 typedef struct surf_action_state {
32 xbt_swag_t ready_action_set;
33 xbt_swag_t running_action_set;
34 xbt_swag_t failed_action_set;
35 xbt_swag_t done_action_set;
36 } s_surf_action_state_t, *surf_action_state_t;
38 /* Never create s_surf_action_t by yourself !!!! */
39 /* Use action_new from the corresponding resource */
40 typedef struct surf_action {
41 s_xbt_swag_hookup_t state_hookup;
43 double cost; /* cost */
44 double priority; /* priority (1.0 by default) */
45 double max_duration; /* max_duration (may fluctuate until
46 the task is completed) */
47 double remains; /* How much of that cost remains to
48 * be done in the currently running task */
49 double start; /* start time */
50 double finish; /* finish time : this is modified during the run
51 * and fluctuates until the task is completed */
52 void *data; /* for your convenience */
54 surf_resource_t resource_type;
57 /***************************/
58 /* Generic resource object */
59 /***************************/
61 typedef struct surf_resource_private *surf_resource_private_t;
62 typedef struct surf_resource_public {
63 s_surf_action_state_t states; /* Any living action on this resource */
64 void *(*name_service) (const char *name);
65 const char *(*get_resource_name) (void *resource_id);
67 e_surf_action_state_t(*action_get_state) (surf_action_t action);
68 void (*action_use) (surf_action_t action);
69 int (*action_free) (surf_action_t action);
70 void (*action_cancel) (surf_action_t action);
71 void (*action_recycle) (surf_action_t action);
72 void (*action_change_state) (surf_action_t action,
73 e_surf_action_state_t state);
74 void (*action_set_data) (surf_action_t action, void *data);
75 void (*suspend) (surf_action_t action);
76 void (*resume) (surf_action_t action);
77 int (*is_suspended) (surf_action_t action);
78 void (*set_max_duration) (surf_action_t action, double duration);
79 void (*set_priority) (surf_action_t action, double priority);
81 } s_surf_resource_public_t, *surf_resource_public_t;
83 typedef struct surf_resource {
84 surf_resource_private_t common_private;
85 surf_resource_public_t common_public;
88 /**************************************/
89 /* Implementations of resource object */
90 /**************************************/
92 typedef struct surf_timer_resource_extension_public {
93 void (*set) (double date, void *function, void *arg);
94 int (*get) (void **function, void **arg);
95 } s_surf_timer_resource_extension_public_t,
96 *surf_timer_resource_extension_public_t;
98 typedef struct surf_timer_resource {
99 surf_resource_private_t common_private;
100 surf_resource_public_t common_public;
101 surf_timer_resource_extension_public_t extension_public;
102 } s_surf_timer_resource_t, *surf_timer_resource_t;
103 extern surf_timer_resource_t surf_timer_resource;
104 void surf_timer_resource_init(const char *filename);
108 SURF_CPU_ON = 1, /* Ready */
109 SURF_CPU_OFF = 0 /* Running */
110 } e_surf_cpu_state_t;
112 typedef struct surf_cpu_resource_extension_public {
113 surf_action_t(*execute) (void *cpu, double size);
114 surf_action_t(*sleep) (void *cpu, double duration);
115 e_surf_cpu_state_t(*get_state) (void *cpu);
116 double (*get_speed) (void *cpu, double load);
117 } s_surf_cpu_resource_extension_public_t,
118 *surf_cpu_resource_extension_public_t;
120 typedef struct surf_cpu_resource {
121 surf_resource_private_t common_private;
122 surf_resource_public_t common_public;
123 surf_cpu_resource_extension_public_t extension_public;
124 } s_surf_cpu_resource_t, *surf_cpu_resource_t;
125 extern surf_cpu_resource_t surf_cpu_resource;
126 void surf_cpu_resource_init_Cas01(const char *filename);
128 /* Network resource */
129 typedef struct surf_network_resource_extension_public {
130 surf_action_t(*communicate) (void *src, void *dst, double size,
132 } s_surf_network_resource_extension_public_t,
133 *surf_network_resource_extension_public_t;
135 typedef struct surf_network_resource {
136 surf_resource_private_t common_private;
137 surf_resource_public_t common_public;
138 surf_network_resource_extension_public_t extension_public;
139 } s_surf_network_resource_t, *surf_network_resource_t;
141 extern surf_network_resource_t surf_network_resource;
142 void surf_network_resource_init_CM02(const char *filename);
144 /* Workstation resource */
145 typedef struct surf_workstation_resource_extension_public {
146 surf_action_t(*execute) (void *workstation, double size);
147 surf_action_t(*sleep) (void *workstation, double duration);
148 e_surf_cpu_state_t(*get_state) (void *workstation);
149 double (*get_speed) (void *workstation, double load);
150 surf_action_t(*communicate) (void *workstation_src,
151 void *workstation_dst, double size,
153 surf_action_t(*execute_parallel_task) (int workstation_nb,
154 void **workstation_list,
155 double *computation_amount,
156 double *communication_amount,
159 } s_surf_workstation_resource_extension_public_t,
160 *surf_workstation_resource_extension_public_t;
162 typedef struct surf_workstation_resource {
163 surf_resource_private_t common_private;
164 surf_resource_public_t common_public;
165 surf_workstation_resource_extension_public_t extension_public;
166 } s_surf_workstation_resource_t, *surf_workstation_resource_t;
168 extern surf_workstation_resource_t surf_workstation_resource;
169 void surf_workstation_resource_init_CLM03(const char *filename);
170 void surf_workstation_resource_init_KCCFLN05(const char *filename);
171 extern xbt_dict_t workstation_set;
173 /*******************************************/
174 /*** SURF Globals **************************/
175 /*******************************************/
177 void surf_init(int *argc, char **argv); /* initialize common structures */
179 extern xbt_dynar_t resource_list; /* list of initialized resources */
181 double surf_solve(void); /* update all states and returns
182 the time elapsed since last
184 double surf_get_clock(void);
185 void surf_exit(void); /* clean everything */
187 #endif /* _SURF_SURF_H */