source_block_ctrl_base.hpp

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//
// Copyright 2014 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_LIBUHD_RX_BLOCK_CTRL_BASE_HPP
#define INCLUDED_LIBUHD_RX_BLOCK_CTRL_BASE_HPP

#include <uhd/rfnoc/block_ctrl_base.hpp>
#include <uhd/rfnoc/source_node_ctrl.hpp>

namespace uhd {
    namespace rfnoc {

class UHD_RFNOC_API source_block_ctrl_base;
class source_block_ctrl_base : virtual public block_ctrl_base, virtual public source_node_ctrl
{
public:
    typedef boost::shared_ptr<source_block_ctrl_base> sptr;

    /***********************************************************************
     * Streaming operations
     **********************************************************************/
    virtual void issue_stream_cmd(const uhd::stream_cmd_t &stream_cmd, const size_t chan=0);

    /***********************************************************************
     * Stream signatures
     **********************************************************************/
    stream_sig_t get_output_signature(size_t block_port=0) const;

    std::vector<size_t> get_output_ports() const;

    /***********************************************************************
     * FPGA Configuration
     **********************************************************************/
    virtual void set_destination(
            boost::uint32_t next_address,
            size_t output_block_port = 0
    );

    virtual void configure_flow_control_out(
            size_t buf_size_pkts,
            size_t block_port=0,
            const uhd::sid_t &sid=uhd::sid_t()
     );


protected:
    /***********************************************************************
     * Hooks
     **********************************************************************/
    virtual size_t _request_output_port(
            const size_t suggested_port,
            const uhd::device_addr_t &args
    ) const;

}; /* class source_block_ctrl_base */

}} /* namespace uhd::rfnoc */

#endif /* INCLUDED_LIBUHD_RX_BLOCK_CTRL_BASE_HPP */
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