include/simgrid/host.h

   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 #ifndef SIMGRID_HOST_H_
   8 #define SIMGRID_HOST_H_
   9
  10 #include <stddef.h>
  11
  12 #include <xbt/dict.h>
  13 #include <xbt/dynar.h>
  14
  15 #include <simgrid/forward.h>
  16
  17 #ifdef __cplusplus
  18 #include <simgrid/s4u/host.hpp>
  19 #endif
  20
  21 SG_BEGIN_DECL()
  22
  23 XBT_PUBLIC(size_t) sg_host_count();
  24 XBT_PUBLIC(size_t) sg_host_extension_create(void(*deleter)(void*));
  25 XBT_PUBLIC(void*) sg_host_extension_get(sg_host_t host, size_t rank);
  26 XBT_PUBLIC(sg_host_t) sg_host_by_name(const char *name);
  27 XBT_PUBLIC(sg_host_t) sg_host_by_name_or_create(const char *name);
  28 XBT_PUBLIC(const char*) sg_host_get_name(sg_host_t host);
  29 XBT_PUBLIC(xbt_dynar_t) sg_hosts_as_dynar(void);
  30
  31 // ========== User Data ==============
  32 XBT_PUBLIC(void*) sg_host_user(sg_host_t host);
  33 XBT_PUBLIC(void) sg_host_user_set(sg_host_t host, void* userdata);
  34 XBT_PUBLIC(void) sg_host_user_destroy(sg_host_t host);
  35
  36 // ========== MSG Layer ==============
  37 typedef struct s_msg_host_priv *msg_host_priv_t;
  38 msg_host_priv_t sg_host_msg(sg_host_t host);
  39 XBT_PUBLIC(void) sg_host_msg_set(sg_host_t host, msg_host_priv_t priv);
  40
  41 // ========== Simix layer =============
  42 typedef struct s_smx_host_priv *smx_host_priv_t;
  43 XBT_PUBLIC(smx_host_priv_t) sg_host_simix(sg_host_t host);
  44 XBT_PUBLIC(void) sg_host_simix_set(sg_host_t host, smx_host_priv_t priv);
  45 XBT_PUBLIC(void) sg_host_simix_destroy(sg_host_t host);
  46
  47 // Module initializer. Won't survive the conversion to C++. Hopefully.
  48 XBT_PUBLIC(void) sg_host_init(void);
  49
  50 // =========== user-level functions ===============
  51 XBT_PUBLIC(double) sg_host_get_available_speed(sg_host_t host);
  52 XBT_PUBLIC(int) sg_host_is_on(sg_host_t host);
  53
  54 XBT_PUBLIC(int) sg_host_get_nb_pstates(sg_host_t host);
  55 XBT_PUBLIC(int) sg_host_get_pstate(sg_host_t host);
  56 XBT_PUBLIC(void) sg_host_set_pstate(sg_host_t host,int pstate);
  57 XBT_PUBLIC(xbt_dict_t) sg_host_get_properties(sg_host_t host);
  58 XBT_PUBLIC(const char *) sg_host_get_property_value(sg_host_t host,
  59                                                      const char *name);
  60 SG_END_DECL()
  61
  62 #endif /* SIMGRID_HOST_H_ */