pub unsafe extern "C" fn secure_session_save(
session_ctx: *const secure_session_t,
out: *mut c_void,
out_length: *mut usize,
) -> themis_status_tpub unsafe extern "C" fn secure_session_save(
session_ctx: *const secure_session_t,
out: *mut c_void,
out_length: *mut usize,
) -> themis_status_t