error handle::exec(uint32_t addr, uint16_t flags)
{
std::unique_lock<std::recursive_mutex> lock(m_mutex);
/* get a pointer so that it's not destroyed during the runtime of the function,
* the pointer will be released at the end of the function */
std::shared_ptr<context> ctx = m_dev->get_context();
if(!ctx)
return error::NO_CONTEXT;
/* ensure valid status */
error err = status();
if(err != error::SUCCESS)
return err;
return exec_dev(addr, flags);
}
error handle::exec_dev(uint32_t addr, uint16_t flags)
{
auto p = m_hwdev.lock();
return p ? p->exec_dev(addr, flags) : error::DISCONNECTED;
}