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//
// Copyright 2019 Ettus Research, a National Instruments Brand
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
#ifndef INCLUDED_LIBUHD_RFNOC_ACTIONS_HPP
#define INCLUDED_LIBUHD_RFNOC_ACTIONS_HPP
#include <uhd/config.hpp>
#include <string>
#include <vector>
#include <memory>
namespace uhd { namespace rfnoc {
/*! Container for an action
*
* In the RFNoC context, an action is comparable to a command. Nodes in the
* graph can send each other actions. action_info is the payload of such an
* action message. Nodes pass shared pointers to action_info objects between
* each other to avoid costly copies of large action_info objects.
*/
struct UHD_API action_info
{
public:
using sptr = std::shared_ptr<action_info>;
//! A unique counter for this action
const size_t id;
//! A string identifier for this action
std::string key;
//! An arbitrary payload. It is up to consumers and producers to
// (de-)serialize it.
std::vector<uint8_t> payload;
//! Factory function
static sptr make(const std::string& key="")
{
//return std::make_shared<action_info>(key);
return sptr(new action_info(key));
}
private:
action_info(const std::string& key);
};
}} /* namespace uhd::rfnoc */
#endif /* INCLUDED_LIBUHD_RFNOC_ACTIONS_HPP */
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