mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-13 19:54:39 +00:00
55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
/*
|
|
* Copyright (C) 2016 Jared Boone, ShareBrained Technology, Inc.
|
|
*
|
|
* This file is part of PortaPack.
|
|
*
|
|
* 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 2, 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; see the file COPYING. If not, write to
|
|
* the Free Software Foundation, Inc., 51 Franklin Street,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include "buffer_exchange.hpp"
|
|
|
|
BufferExchange* BufferExchange::obj { nullptr };
|
|
|
|
BufferExchange::BufferExchange(
|
|
CaptureConfig* const config
|
|
) : config { config }
|
|
{
|
|
obj = this;
|
|
fifo_buffers_for_baseband = config->fifo_buffers_empty;
|
|
fifo_buffers_for_application = config->fifo_buffers_full;
|
|
}
|
|
|
|
BufferExchange::~BufferExchange() {
|
|
obj = nullptr;
|
|
fifo_buffers_for_baseband = nullptr;
|
|
fifo_buffers_for_application = nullptr;
|
|
}
|
|
|
|
StreamBuffer* BufferExchange::get(FIFO<StreamBuffer*>* fifo) {
|
|
while(true) {
|
|
StreamBuffer* p { nullptr };
|
|
fifo->out(p);
|
|
if( p ) {
|
|
return p;
|
|
}
|
|
|
|
chSysLock();
|
|
thread = chThdSelf();
|
|
chSchGoSleepS(THD_STATE_SUSPENDED);
|
|
chSysUnlock();
|
|
}
|
|
}
|