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_NOT_IN_THE_SYSTEM /* Not in the system anymore. Why did you ask ? */
28 } e_surf_action_state_t;
30 typedef struct surf_action_state {
31 xbt_swag_t ready_action_set;
32 xbt_swag_t running_action_set;
33 xbt_swag_t failed_action_set;
34 xbt_swag_t done_action_set;
35 } s_surf_action_state_t, *surf_action_state_t;
37 /* Never create s_surf_action_t by yourself !!!! */
38 /* Use action_new from the corresponding resource */
39 typedef struct surf_action {
40 s_xbt_swag_hookup_t state_hookup;
42 double cost; /* cost */
43 double max_duration; /* max_duration (may fluctuate until
44 the task is completed) */
45 double remains; /* How much of that cost remains to
46 * be done in the currently running task */
47 double start; /* start time */
48 double finish; /* finish time : this is modified during the run
49 * and fluctuates until the task is completed */
50 void *data; /* for your convenience */
51 surf_resource_t resource_type;
54 /***************************/
55 /* Generic resource object */
56 /***************************/
58 typedef struct surf_resource_private *surf_resource_private_t;
59 typedef struct surf_resource_public {
60 s_surf_action_state_t states; /* Any living action on this resource */
61 void *(*name_service) (const char *name);
62 const char *(*get_resource_name) (void *resource_id);
64 e_surf_action_state_t(*action_get_state) (surf_action_t action);
65 void (*action_free) (surf_action_t action);
66 void (*action_cancel) (surf_action_t action);
67 void (*action_recycle) (surf_action_t action);
68 void (*action_change_state) (surf_action_t action,
69 e_surf_action_state_t state);
70 void (*action_set_data) (surf_action_t action,
73 } s_surf_resource_public_t, *surf_resource_public_t;
75 typedef struct surf_resource {
76 surf_resource_private_t common_private;
77 surf_resource_public_t common_public;
80 typedef struct surf_resource_object {
81 surf_resource_t resource;
82 } s_surf_resource_object_t, *surf_resource_object_t;
84 /**************************************/
85 /* Implementations of resource object */
86 /**************************************/
89 SURF_CPU_ON = 1, /* Ready */
90 SURF_CPU_OFF = 0 /* Running */
93 typedef struct surf_cpu_resource_extension_private
94 *surf_cpu_resource_extension_private_t;
95 typedef struct surf_cpu_resource_extension_public {
96 surf_action_t(*execute) (void *cpu, double size);
97 surf_action_t(*sleep) (void *cpu, double duration);
98 void (*suspend) (surf_action_t action);
99 void (*resume) (surf_action_t action);
100 int (*is_suspended) (surf_action_t action);
101 e_surf_cpu_state_t(*get_state) (void *cpu);
102 } s_surf_cpu_resource_extension_public_t,
103 *surf_cpu_resource_extension_public_t;
105 typedef struct surf_cpu_resource {
106 surf_resource_private_t common_private;
107 surf_resource_public_t common_public;
108 surf_cpu_resource_extension_public_t extension_public;
109 } s_surf_cpu_resource_t, *surf_cpu_resource_t;
110 extern surf_cpu_resource_t surf_cpu_resource;
111 void surf_cpu_resource_init_Cas01(const char *filename);
113 /* Network resource */
114 typedef struct surf_network_resource_extension_private
115 *surf_network_resource_extension_private_t;
116 typedef struct surf_network_resource_extension_public {
117 surf_action_t(*communicate) (void *src, void *dst, double size);
118 void (*suspend) (surf_action_t action);
119 void (*resume) (surf_action_t action);
120 int (*is_suspended) (surf_action_t action);
121 } s_surf_network_resource_extension_public_t,
122 *surf_network_resource_extension_public_t;
124 typedef struct surf_network_resource {
125 surf_resource_private_t common_private;
126 surf_resource_public_t common_public;
127 surf_network_resource_extension_public_t extension_public;
128 } s_surf_network_resource_t, *surf_network_resource_t;
130 extern surf_network_resource_t surf_network_resource;
131 void surf_network_resource_init_CM02(const char *filename);
133 /* Workstation resource */
134 typedef struct surf_workstation_resource_extension_private
135 *surf_workstation_resource_extension_private_t;
136 typedef struct surf_workstation_resource_extension_public {
137 surf_action_t(*execute) (void *workstation, double size);
138 surf_action_t(*sleep) (void *workstation, double duration);
139 void (*suspend) (surf_action_t action);
140 void (*resume) (surf_action_t action);
141 int (*is_suspended) (surf_action_t action);
142 e_surf_cpu_state_t(*get_state) (void *workstation);
143 surf_action_t(*communicate) (void *workstation_src,
144 void *workstation_dst, double size);
145 } s_surf_workstation_resource_extension_public_t,
146 *surf_workstation_resource_extension_public_t;
148 typedef struct surf_workstation_resource {
149 surf_resource_private_t common_private;
150 surf_resource_public_t common_public;
151 surf_workstation_resource_extension_public_t extension_public;
152 } s_surf_workstation_resource_t, *surf_workstation_resource_t;
154 extern surf_workstation_resource_t surf_workstation_resource;
155 void surf_workstation_resource_init_CLM03(const char *filename);
156 void surf_workstation_resource_init_KCCFLN05(const char *filename);
157 extern xbt_dict_t workstation_set;
159 /*******************************************/
160 /*** SURF Globals **************************/
161 /*******************************************/
163 void surf_init(int *argc, char **argv); /* initialize common structures */
165 extern xbt_dynar_t resource_list; /* list of initialized resources */
167 double surf_solve(void); /* update all states and returns
168 the time elapsed since last
170 double surf_get_clock(void);
171 void surf_finalize(void); /* clean everything */
173 #endif /* _SURF_SURF_H */