Logo AND Algorithmique Numérique Distribuée

Public GIT Repository
76695e1661151bfb0da4a719ade9ec41e1d87d68
[simgrid.git] / src / simgrid / host.cpp
1 /* Copyright (c) 2013-2015. The SimGrid Team.
2  * All rights reserved.                                                     */
3
4 /* This program is free software; you can redistribute it and/or modify it
5  * under the terms of the license (GNU LGPL) which comes with this package. */
6
7 #include "xbt/dict.h"
8 #include "simgrid/host.h"
9 #include "surf/surf_routing.h" // SIMIX_HOST_LEVEL and friends FIXME: make private here
10 #include "surf/surf.h" // routing_get_network_element_type FIXME:killme
11
12 sg_host_t sg_host_by_name(const char *name){
13   return xbt_lib_get_elm_or_null(host_lib, name);
14 }
15
16 sg_host_t sg_host_by_name_or_create(const char *name) {
17         sg_host_t res = xbt_lib_get_elm_or_null(host_lib, name);
18         if (!res) {
19                 xbt_lib_set(host_lib,name,0,NULL); // Should only create the bucklet with no data added
20                 res = xbt_lib_get_elm_or_null(host_lib, name);
21         }
22         return res;
23 }
24 xbt_dynar_t sg_hosts_as_dynar(void) {
25         xbt_lib_cursor_t cursor;
26         char *key;
27         void **data;
28         xbt_dynar_t res = xbt_dynar_new(sizeof(sg_host_t),NULL);
29
30         xbt_lib_foreach(host_lib, cursor, key, data) {
31                 if(routing_get_network_element_type(key) == SURF_NETWORK_ELEMENT_HOST) {
32                         xbt_dictelm_t elm = xbt_dict_cursor_get_elm(cursor);
33                         xbt_dynar_push(res, &elm);
34                 }
35         }
36         return res;
37 }
38
39 // ========= Layering madness ==============
40
41 int MSG_HOST_LEVEL;
42 int SD_HOST_LEVEL;
43 int SIMIX_HOST_LEVEL;
44 int ROUTING_HOST_LEVEL;
45 int SURF_CPU_LEVEL;
46
47
48 #include "src/msg/msg_private.h" // MSG_host_priv_free. FIXME: killme
49 #include "src/simdag/private.h" // __SD_workstation_destroy. FIXME: killme
50 #include "src/simix/smx_host_private.h" // SIMIX_host_destroy. FIXME: killme
51 #include "src/surf/cpu_interface.hpp"
52 #include "src/surf/surf_routing.hpp"
53
54 static XBT_INLINE void surf_cpu_free(void *r) {
55   delete static_cast<Cpu*>(r);
56 }
57 static XBT_INLINE void routing_asr_host_free(void *p) {
58   delete static_cast<RoutingEdge*>(p);
59 }
60
61
62 void sg_host_init() { // FIXME: only add the needed levels
63   MSG_HOST_LEVEL = xbt_lib_add_level(host_lib, (void_f_pvoid_t) __MSG_host_priv_free);
64   SD_HOST_LEVEL = xbt_lib_add_level(host_lib,__SD_workstation_destroy);
65
66   SIMIX_HOST_LEVEL = xbt_lib_add_level(host_lib,SIMIX_host_destroy);
67   SURF_CPU_LEVEL = xbt_lib_add_level(host_lib,surf_cpu_free);
68   ROUTING_HOST_LEVEL = xbt_lib_add_level(host_lib,routing_asr_host_free);
69 }
70
71 // ========== MSG Layer ==============
72 msg_host_priv_t sg_host_msg(sg_host_t host) {
73         return (msg_host_priv_t) xbt_lib_get_level(host, MSG_HOST_LEVEL);
74 }
75 void sg_host_msg_set(sg_host_t host, msg_host_priv_t smx_host) {
76           xbt_lib_set(host_lib,host->key,MSG_HOST_LEVEL,smx_host);
77 }
78 void sg_host_msg_destroy(sg_host_t host) {
79           xbt_lib_unset(host_lib,host->key,MSG_HOST_LEVEL,1);
80 }
81 // ========== SimDag Layer ==============
82 SD_workstation_priv_t sg_host_sd(sg_host_t host) {
83        return (SD_workstation_priv_t) xbt_lib_get_level(host, SD_HOST_LEVEL);
84 }
85 void sg_host_sd_set(sg_host_t host, SD_workstation_priv_t smx_host) {
86          xbt_lib_set(host_lib,host->key,SD_HOST_LEVEL,smx_host);
87 }
88 void sg_host_sd_destroy(sg_host_t host) {
89          xbt_lib_unset(host_lib,host->key,SD_HOST_LEVEL,1);
90 }
91
92 // ========== Simix layer =============
93 smx_host_priv_t sg_host_simix(sg_host_t host){
94   return (smx_host_priv_t) xbt_lib_get_level(host, SIMIX_HOST_LEVEL);
95 }
96 void sg_host_simix_set(sg_host_t host, smx_host_priv_t smx_host) {
97         xbt_lib_set(host_lib,host->key,SIMIX_HOST_LEVEL,smx_host);
98 }
99 void sg_host_simix_destroy(sg_host_t host) {
100         xbt_lib_unset(host_lib,host->key,SIMIX_HOST_LEVEL,1);
101 }
102
103 // ========== SURF CPU ============
104 surf_cpu_t sg_host_surfcpu(sg_host_t host) {
105         return (surf_cpu_t) xbt_lib_get_level(host, SURF_CPU_LEVEL);
106 }
107 void sg_host_surfcpu_set(sg_host_t host, surf_cpu_t cpu) {
108         xbt_lib_set(host_lib, host->key, SURF_CPU_LEVEL, cpu);
109 }
110 void sg_host_surfcpu_destroy(sg_host_t host) {
111         xbt_lib_unset(host_lib,host->key,SURF_CPU_LEVEL,1);
112 }
113 // ========== RoutingEdge ============
114 RoutingEdge *sg_host_edge(sg_host_t host) {
115         return (RoutingEdge*) xbt_lib_get_level(host, ROUTING_HOST_LEVEL);
116 }
117 void sg_host_edge_set(sg_host_t host, RoutingEdge *edge) {
118         xbt_lib_set(host_lib, host->key, ROUTING_HOST_LEVEL, edge);
119 }
120 void sg_host_edge_destroy(sg_host_t host, int do_callback) {
121         xbt_lib_unset(host_lib,host->key,ROUTING_HOST_LEVEL,do_callback);
122 }
123
124
125 // =========== user-level functions ===============
126 // ================================================
127 double sg_host_get_speed(sg_host_t host){
128   return surf_host_get_speed(host, 1.0);
129 }
130
131 double sg_host_get_available_speed(sg_host_t host){
132   return surf_host_get_available_speed(host);
133 }
134 /** @brief Returns the number of core of the processor. */
135 int sg_host_get_core(sg_host_t host) {
136         return surf_host_get_core(host);
137 }
138 /** @brief Returns the state of a host.
139  *  @return 1 if the host is active or 0 if it has crashed.
140  */
141 int sg_host_get_state(sg_host_t host) {
142         return surf_host_get_state(surf_host_resource_priv(host));
143 }
144
145 /** @brief Returns the total energy consumed by the host (in Joules) */
146 double sg_host_get_consumed_energy(sg_host_t host) {
147         return surf_host_get_consumed_energy(host);
148 }
149
150 /** @brief Gets the pstate at which that host currently runs */
151 int sg_host_get_pstate(sg_host_t host) {
152         return surf_host_get_pstate(host);
153 }