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90 lines
3.2 KiB
90 lines
3.2 KiB
/**
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* Digital Voice Modem - Host Software
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* GPLv2 Open Source. Use is subject to license terms.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* @package DVM / Host Software
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*
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*/
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//
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// Based on code from the MMDVMHost project. (https://github.com/g4klx/MMDVMHost)
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// Licensed under the GPLv2 License (https://opensource.org/licenses/GPL-2.0)
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//
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/*
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* Copyright (C) 2018-2019 by Bryan Biedenkapp N2PLL
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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 of the License, or
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* (at your option) 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; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#if !defined(__P25_DATA__DATA_BLOCK_H__)
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#define __P25_DATA__DATA_BLOCK_H__
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#include "Defines.h"
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#include "p25/data/DataHeader.h"
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#include "p25/edac/Trellis.h"
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#include <string>
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namespace p25
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{
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namespace data
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{
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// ---------------------------------------------------------------------------
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// Class Declaration
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// Represents a data block for PDU P25 packets.
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// ---------------------------------------------------------------------------
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class HOST_SW_API DataBlock {
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public:
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/// <summary>Initializes a new instance of the DataBlock class.</summary>
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DataBlock();
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/// <summary>Finalizes a instance of the DataBlock class.</summary>
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~DataBlock();
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/// <summary>Decodes P25 PDU data block.</summary>
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bool decode(const uint8_t* data, const DataHeader header);
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/// <summary>Encodes a P25 PDU data block.</summary>
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void encode(uint8_t* data);
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/// <summary>Sets the data format.</summary>
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void setFormat(const uint8_t fmt);
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/// <summary>Sets the data format from the data header.</summary>
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void setFormat(const DataHeader header);
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/// <summary>Gets the data format.</summary>
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uint8_t getFormat() const;
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/// <summary>Sets the raw data stored in the data block.</summary>
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void setData(const uint8_t* buffer);
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/// <summary>Gets the raw data stored in the data block.</summary>
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uint32_t getData(uint8_t* buffer) const;
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public:
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/// <summary>Flag indicating whether or not the data block uses 1/2 rate Trellis.</summary>
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__PROPERTY(bool, halfRateTrellis, HalfRateTrellis);
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/// <summary>Sets the data block serial number.</summary>
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__PROPERTY(uint8_t, serialNo, SerialNo);
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private:
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edac::Trellis m_trellis;
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uint8_t m_fmt;
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uint8_t* m_data;
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};
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} // namespace data
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} // namespace p25
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#endif // __P25_DATA__DATA_BLOCK_H__
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