92 lines
2.1 KiB
C++
92 lines
2.1 KiB
C++
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/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __BUFFER_H__
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#define __BUFFER_H__
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#include <cstdint>
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#include <cstddef>
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/* LPC43xx RTC structure. Avoiding using the ChibiOS-defined structure because
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* it pulls in all sorts of dependencies and initialization and other stuff that
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* the M0 needs to remain in control of.
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*
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* But yes, this is a hack, and something better is needed. It's too tangled of
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* a knot to tackle at the moment, though...
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*/
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#if defined(LPC43XX_M4)
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struct Timestamp {
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uint32_t tv_date { 0 };
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uint32_t tv_time { 0 };
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static Timestamp now();
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};
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#endif
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#if defined(LPC43XX_M0)
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#include "lpc43xx_cpp.hpp"
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using Timestamp = lpc43xx::rtc::RTC;
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#endif
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template<typename T>
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struct buffer_t {
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T* const p;
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const size_t count;
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const uint32_t sampling_rate;
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const Timestamp timestamp;
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constexpr buffer_t(
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) : p { nullptr },
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count { 0 },
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sampling_rate { 0 },
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timestamp { }
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{
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}
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constexpr buffer_t(
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const buffer_t<T>& other
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) : p { other.p },
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count { other.count },
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sampling_rate { other.sampling_rate },
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timestamp { other.timestamp }
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{
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}
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constexpr buffer_t(
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T* const p,
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const size_t count,
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const uint32_t sampling_rate = 0,
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const Timestamp timestamp = { }
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) : p { p },
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count { count },
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sampling_rate { sampling_rate },
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timestamp { timestamp }
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{
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}
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operator bool() const {
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return (p != nullptr);
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}
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};
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#endif/*__BUFFER_H__*/
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