boost::intrusive_ptr<simgrid::kernel::activity::ExecImpl> execution_start(const char* name, double flops_amount, double priority, double bound);
boost::intrusive_ptr<simgrid::kernel::activity::ExecImpl> execution_parallel_start(const char* name, int host_nb, sg_host_t* host_list, double* flops_amount, double* bytes_amount, double rate, double timeout) [[nohandler]];
-void execution_cancel(boost::intrusive_ptr<simgrid::kernel::activity::ActivityImpl> execution) [[nohandler]];
-void execution_set_priority(boost::intrusive_ptr<simgrid::kernel::activity::ActivityImpl> execution, double priority) [[nohandler]];
-void execution_set_bound(boost::intrusive_ptr<simgrid::kernel::activity::ActivityImpl> execution, double bound) [[nohandler]];
int execution_wait(boost::intrusive_ptr<simgrid::kernel::activity::ActivityImpl> execution) [[block]];
void process_on_exit(smx_actor_t process, int_f_pvoid_pvoid_t fun, void* data) [[nohandler]];
void sem_acquire(smx_sem_t sem) [[block]];
void sem_acquire_timeout(smx_sem_t sem, double timeout) [[block]];
-sg_size_t file_read(surf_file_t fd, sg_size_t size) [[block]];
-sg_size_t file_write(surf_file_t fd, sg_size_t size) [[block]];
+sg_size_t storage_read(surf_storage_t st, sg_size_t size) [[block]];
+sg_size_t storage_write(surf_storage_t st, sg_size_t size) [[block]];
int mc_random(int min, int max);
void set_category(boost::intrusive_ptr<simgrid::kernel::activity::ActivityImpl> synchro, const char* category) [[nohandler]];