MMDVMHost-Private/FMNetwork.h

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/*
* Copyright (C) 2020,2021 by Jonathan Naylor G4KLX
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*
* 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 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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef FMNetwork_H
#define FMNetwork_H
#include "RingBuffer.h"
#include "UDPSocket.h"
#include "Timer.h"
#if !defined(_WIN32) && !defined(_WIN64)
#include <samplerate.h>
#endif
#include <cstdint>
#include <string>
enum FM_NETWORK_PROTOCOL {
FMNP_MMDVM,
FMNP_USRP
};
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class CFMNetwork {
public:
CFMNetwork(const std::string& protocol, const std::string& myAddress, unsigned int myPort, const std::string& gatewayAddress, unsigned int gatewayPort, unsigned int sampleRate, bool debug);
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~CFMNetwork();
bool open();
void enable(bool enabled);
bool writeData(float* data, unsigned int nSamples);
bool writeEOT();
unsigned int read(float* data, unsigned int nSamples);
void reset();
void close();
void clock(unsigned int ms);
private:
FM_NETWORK_PROTOCOL m_protocol;
CUDPSocket m_socket;
sockaddr_storage m_addr;
unsigned int m_addrLen;
unsigned int m_sampleRate;
bool m_debug;
bool m_enabled;
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CRingBuffer<unsigned char> m_buffer;
CTimer m_pollTimer;
unsigned int m_seqNo;
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#if !defined(_WIN32) && !defined(_WIN64)
SRC_STATE* m_incoming;
SRC_STATE* m_outgoing;
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#endif
void writePoll();
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};
#endif