1 #ifndef SIMDAG_SIMDAG_H
2 #define SIMDAG_SIMDAG_H
4 #include "simdag/datatypes.h"
12 /************************** Link handling ***********************************/
14 /** @defgroup SD_link_management Links
15 * @brief Functions for managing the network links
17 * This section describes the functions for managing the network links.
19 * A link is a network node represented as a <em>name</em>, a <em>current
20 * bandwidth</em> and a <em>current latency</em>. The links are created
21 * when you call the function SD_create_environment.
26 XBT_PUBLIC(const SD_link_t*) SD_link_get_list(void);
27 XBT_PUBLIC(int) SD_link_get_number(void);
28 XBT_PUBLIC(void*) SD_link_get_data(SD_link_t link);
29 XBT_PUBLIC(void) SD_link_set_data(SD_link_t link, void *data);
30 XBT_PUBLIC(const char*) SD_link_get_name(SD_link_t link);
31 XBT_PUBLIC(double) SD_link_get_current_bandwidth(SD_link_t link);
32 XBT_PUBLIC(double) SD_link_get_current_latency(SD_link_t link);
33 XBT_PUBLIC(e_SD_link_sharing_policy_t) SD_link_get_sharing_policy(SD_link_t link);
34 /*property handling functions*/
35 XBT_PUBLIC(xbt_dict_t) SD_link_get_properties(SD_link_t link);
36 XBT_PUBLIC(const char*) SD_link_get_property_value(SD_link_t link, const char* name);
39 /************************** Workstation handling ****************************/
41 /** @defgroup SD_workstation_management Workstations
42 * @brief Functions for managing the workstations
44 * This section describes the functions for managing the workstations.
46 * A workstation is a place where a task can be executed.
47 * A workstation is represented as a <em>physical
48 * resource with computing capabilities</em> and has a <em>name</em>.
50 * The workstations are created when you call the function SD_create_environment.
52 * @see SD_workstation_t
55 XBT_PUBLIC(SD_workstation_t) SD_workstation_get_by_name(const char *name);
56 XBT_PUBLIC(const SD_workstation_t*) SD_workstation_get_list(void);
57 XBT_PUBLIC(int) SD_workstation_get_number(void);
58 XBT_PUBLIC(void) SD_workstation_set_data(SD_workstation_t workstation, void *data);
59 XBT_PUBLIC(void*) SD_workstation_get_data(SD_workstation_t workstation);
60 XBT_PUBLIC(const char*) SD_workstation_get_name(SD_workstation_t workstation);
61 /*property handling functions*/
62 XBT_PUBLIC(xbt_dict_t) SD_workstation_get_properties(SD_workstation_t workstation);
63 XBT_PUBLIC(const char*) SD_workstation_get_property_value(SD_workstation_t workstation, const char* name);
65 XBT_PUBLIC(const SD_link_t*) SD_route_get_list(SD_workstation_t src, SD_workstation_t dst);
66 XBT_PUBLIC(int) SD_route_get_size(SD_workstation_t src, SD_workstation_t dst);
67 XBT_PUBLIC(double) SD_workstation_get_power(SD_workstation_t workstation);
68 XBT_PUBLIC(double) SD_workstation_get_available_power(SD_workstation_t workstation);
69 XBT_PUBLIC(e_SD_workstation_access_mode_t) SD_workstation_get_access_mode(SD_workstation_t workstation);
70 XBT_PUBLIC(void) SD_workstation_set_access_mode(SD_workstation_t workstation,
71 e_SD_workstation_access_mode_t access_mode);
73 XBT_PUBLIC(double) SD_workstation_get_computation_time(SD_workstation_t workstation, double computation_amount);
74 XBT_PUBLIC(double) SD_route_get_current_latency(SD_workstation_t src, SD_workstation_t dst);
75 XBT_PUBLIC(double) SD_route_get_current_bandwidth(SD_workstation_t src, SD_workstation_t dst);
76 XBT_PUBLIC(double) SD_route_get_communication_time(SD_workstation_t src, SD_workstation_t dst,
77 double communication_amount);
81 /************************** Task handling ************************************/
83 /** @defgroup SD_task_management Tasks
84 * @brief Functions for managing the tasks
86 * This section describes the functions for managing the tasks.
88 * A task is some <em>working amount</em> that can be executed
89 * in parallel on several workstations. A task may depend on other
90 * tasks, this means that the task cannot start until the other tasks are done.
91 * Each task has a <em>\ref e_SD_task_state_t "state"</em> indicating whether
92 * the task is scheduled, running, done, etc.
94 * @see SD_task_t, SD_task_dependency_management
97 XBT_PUBLIC(SD_task_t) SD_task_create(const char *name, void *data, double amount);
98 XBT_PUBLIC(void*) SD_task_get_data(SD_task_t task);
99 XBT_PUBLIC(void) SD_task_set_data(SD_task_t task, void *data);
100 XBT_PUBLIC(e_SD_task_state_t) SD_task_get_state(SD_task_t task);
101 XBT_PUBLIC(const char*) SD_task_get_name(SD_task_t task);
102 XBT_PUBLIC(void) SD_task_watch(SD_task_t task, e_SD_task_state_t state);
103 XBT_PUBLIC(void) SD_task_unwatch(SD_task_t task, e_SD_task_state_t state);
104 XBT_PUBLIC(double) SD_task_get_amount(SD_task_t task);
105 XBT_PUBLIC(double) SD_task_get_remaining_amount(SD_task_t task);
106 XBT_PUBLIC(double) SD_task_get_execution_time(SD_task_t task, int workstation_nb,
107 const SD_workstation_t *workstation_list,
108 const double *computation_amount, const double *communication_amount,
110 XBT_PUBLIC(void) SD_task_schedule(SD_task_t task, int workstation_nb,
111 const SD_workstation_t *workstation_list, const double *computation_amount,
112 const double *communication_amount, double rate);
113 XBT_PUBLIC(void) SD_task_unschedule(SD_task_t task);
114 XBT_PUBLIC(double) SD_task_get_start_time(SD_task_t task);
115 XBT_PUBLIC(double) SD_task_get_finish_time(SD_task_t task);
116 XBT_PUBLIC(void) SD_task_destroy(SD_task_t task);
120 /** @defgroup SD_task_dependency_management Tasks dependencies
121 * @brief Functions for managing the task dependencies
123 * This section describes the functions for managing the dependencies between the tasks.
125 * @see SD_task_management
128 XBT_PUBLIC(void) SD_task_dependency_add(const char *name, void *data, SD_task_t src, SD_task_t dst);
129 XBT_PUBLIC(void) SD_task_dependency_remove(SD_task_t src, SD_task_t dst);
130 XBT_PUBLIC(void*) SD_task_dependency_get_data(SD_task_t src, SD_task_t dst);
131 XBT_PUBLIC(int) SD_task_dependency_exists(SD_task_t src, SD_task_t dst);
134 /************************** Global *******************************************/
136 /** @defgroup SD_simulation Simulation
137 * @brief Functions for creating the environment and launching the simulation
139 * This section describes the functions for initialising SimDag, launching
140 * the simulation and exiting SimDag.
144 XBT_PUBLIC(void) SD_init(int *argc, char **argv);
145 XBT_PUBLIC(void) SD_application_reinit(void);
146 XBT_PUBLIC(void) SD_create_environment(const char *platform_file);
147 XBT_PUBLIC(SD_task_t*) SD_simulate(double how_long);
148 XBT_PUBLIC(double) SD_get_clock(void);
149 XBT_PUBLIC(void) SD_exit(void);