#ifndef SIMGRID_HOST_H_
#define SIMGRID_HOST_H_
+#include <stddef.h>
+
#include <xbt/dict.h>
+#include <xbt/dynar.h>
+
+#include <simgrid/forward.h>
+
+#ifdef __cplusplus
+#include <simgrid/Host.hpp>
+#endif
SG_BEGIN_DECL()
-typedef xbt_dictelm_t sg_host_t;
+XBT_PUBLIC(size_t) sg_host_count();
+XBT_PUBLIC(size_t) sg_host_extension_create(void(*deleter)(void*));
+XBT_PUBLIC(void*) sg_host_extension_get(sg_host_t host, size_t rank);
+XBT_PUBLIC(sg_host_t) sg_host_by_name(const char *name);
+XBT_PUBLIC(sg_host_t) sg_host_by_name_or_create(const char *name);
+XBT_PUBLIC(const char*) sg_host_get_name(sg_host_t host);
+XBT_PUBLIC(xbt_dynar_t) sg_hosts_as_dynar(void);
-typedef struct s_smx_host_priv *smx_host_priv_t;
+// ========== User Data ==============
+XBT_PUBLIC(void*) sg_host_user(sg_host_t host);
+XBT_PUBLIC(void) sg_host_user_set(sg_host_t host, void* userdata);
+XBT_PUBLIC(void) sg_host_user_destroy(sg_host_t host);
+
+// ========== MSG Layer ==============
+typedef struct s_msg_host_priv *msg_host_priv_t;
+msg_host_priv_t sg_host_msg(sg_host_t host);
+XBT_PUBLIC(void) sg_host_msg_set(sg_host_t host, msg_host_priv_t priv);
+XBT_PUBLIC(void) sg_host_msg_destroy(sg_host_t host);
-// Function returning the SIMIX's private part of the host
+// ========== SD Layer ==============
+typedef struct SD_workstation *SD_workstation_priv_t;
+SD_workstation_priv_t sg_host_sd(sg_host_t host);
+XBT_PUBLIC(void) sg_host_sd_set(sg_host_t host, SD_workstation_priv_t priv);
+XBT_PUBLIC(void) sg_host_sd_destroy(sg_host_t host);
+
+// ========== Simix layer =============
+typedef struct s_smx_host_priv *smx_host_priv_t;
XBT_PUBLIC(smx_host_priv_t) sg_host_simix(sg_host_t host);
XBT_PUBLIC(void) sg_host_simix_set(sg_host_t host, smx_host_priv_t priv);
XBT_PUBLIC(void) sg_host_simix_destroy(sg_host_t host);
-// Module initializer. Won't survive the conversion to C++
+// Module initializer. Won't survive the conversion to C++. Hopefully.
XBT_PUBLIC(void) sg_host_init(void);
+// =========== user-level functions ===============
+XBT_PUBLIC(double) sg_host_get_available_speed(sg_host_t host);
+XBT_PUBLIC(int) sg_host_is_on(sg_host_t host);
+
+XBT_PUBLIC(int) sg_host_get_nb_pstates(sg_host_t host);
+XBT_PUBLIC(int) sg_host_get_pstate(sg_host_t host);
+XBT_PUBLIC(void) sg_host_set_pstate(sg_host_t host,int pstate);
+XBT_PUBLIC(double) sg_host_get_consumed_energy(sg_host_t host);
+
SG_END_DECL()
#endif /* SIMGRID_HOST_H_ */
