antenna_gpio.hpp

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/*
 *  SatNOGS-COMMS control library
 *
 *  Copyright (C) 2025, Libre Space Foundation <http://libre.space>
 *
 *  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/>.
 *
 *  SPDX-License-Identifier: GNU General Public License v3.0 or later
 */
 
#pragma once
 
#include <initializer_list>
#include <satnogs-comms-lib/antenna.hpp>
#include <satnogs-comms-lib/bsp/gpio.hpp>
 
namespace satnogs::comms::lib
{

template <uint32_t N> class antenna_gpio : public antenna
{
public:
  class elem_io
  {
  public:
    bsp::gpio &deploy;
    bsp::gpio &sense;
  };

  antenna_gpio(const char *name, const elem_io (&&io)[N])
      : antenna(name, N), m_elems(std::move(io))
  {
    static_assert(N > 0, "At least one IO configuration should be set");
  }
 
  bool
  detect(uint32_t idx) override
  {
    if (idx > N - 1) {
      throw inval_arg_exception(__FILE__, __LINE__);
    }
    return m_elems[idx].sense.get();
  }
 
  void
  deploy(uint32_t idx, bool en) override
  {
    if (idx > N - 1) {
      throw inval_arg_exception(__FILE__, __LINE__);
    }
    m_elems[idx].deploy.set(en);
  }
 
private:
  const elem_io m_elems[N];
};

} // namespace satnogs::comms::lib