XBT_PRIVATE int SIMIX_process_get_PPID(smx_process_t self);
XBT_PRIVATE void* SIMIX_process_get_data(smx_process_t process);
XBT_PRIVATE void SIMIX_process_set_data(smx_process_t process, void *data);
-XBT_PRIVATE sg_host_t SIMIX_process_get_host(smx_process_t process);
XBT_PRIVATE const char* SIMIX_process_get_name(smx_process_t process);
XBT_PRIVATE smx_process_t SIMIX_process_get_by_name(const char* name);
XBT_PRIVATE int SIMIX_process_is_suspended(smx_process_t process);