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//
// Copyright 2010 Ettus Research LLC
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
#ifndef INCLUDED_USRP_UHD_DEVICE_HPP
#define INCLUDED_USRP_UHD_DEVICE_HPP
#include <usrp_uhd/device_addr.hpp>
#include <usrp_uhd/props.hpp>
#include <usrp_uhd/wax.hpp>
#include <boost/utility.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/function.hpp>
#include <boost/asio/buffer.hpp>
#include <vector>
namespace usrp_uhd{
/*!
* The usrp device interface represents the usrp hardware.
* The api allows for discovery, configuration, and streaming.
*/
class device : boost::noncopyable, public wax::obj{
public:
typedef boost::shared_ptr<device> sptr;
//argument types for send and recv raw methods
//the send args is a vector of the boost asio buffers
//the recv args is a callback that takes a boost asio buffer
typedef std::vector<boost::asio::const_buffer> send_args_t;
typedef boost::function<bool(const boost::asio::const_buffer &)> recv_args_t;
//structors
device(void);
virtual ~device(void);
/*!
* \brief Discover usrp devices attached to the host.
*
* The hint device address should be used to narrow down the search
* to particular transport types and/or transport arguments.
*
* \param hint a partially (or fully) filled in device address
* \return a vector of device addresses for all usrps on the system
*/
static std::vector<device_addr_t> discover(const device_addr_t & hint);
/*!
* \brief Create a new usrp device from the device address hint.
*
* The make routine will call discover and pick one of the results.
* By default, the first result will be used to create a new device.
* Use the which parameter as an index into the list of results.
*
* \param hint a partially (or fully) filled in device address
* \param which which address to use when multiple are discovered
* \return a shared pointer to a new device instance
*/
static sptr make(const device_addr_t & hint, size_t which = 0);
/*!
* Get the device address for this board.
*/
device_addr_t get_device_addr(void);
//the io interface
virtual void send_raw(const send_args_t &) = 0;
virtual void recv_raw(const recv_args_t &) = 0;
//connect dsps and subdevs
void connect(const wax::obj &src, const wax::obj &sink);
};
} //namespace usrp_uhd
#endif /* INCLUDED_USRP_UHD_DEVICE_HPP */
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