void* SIMIX_pre_comm_get_dst_data(smx_simcall_t simcall, smx_action_t action);
smx_process_t SIMIX_pre_comm_get_src_proc(smx_simcall_t simcall, smx_action_t action);
smx_process_t SIMIX_pre_comm_get_dst_proc(smx_simcall_t simcall, smx_action_t action);
void* SIMIX_pre_comm_get_dst_data(smx_simcall_t simcall, smx_action_t action);
smx_process_t SIMIX_pre_comm_get_src_proc(smx_simcall_t simcall, smx_action_t action);
smx_process_t SIMIX_pre_comm_get_dst_proc(smx_simcall_t simcall, smx_action_t action);