68 lines
1.5 KiB
C++
68 lines
1.5 KiB
C++
/* -*- C++ -*- */
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/*
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* Copyright 2008 Steve Glass
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*
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* This file is part of OP25.
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*
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* OP25 is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* OP25 is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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* 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 OP25; see the file COPYING. If not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Boston, MA
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* 02110-1301, USA.
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*/
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#include "pdu.h"
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using std::string;
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pdu::pdu(const_bit_queue& frame_body) :
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abstract_data_unit(frame_body)
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{
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}
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pdu::~pdu()
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{
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}
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string
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pdu::duid_str() const
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{
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return string("PDU");
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}
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void
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pdu::do_correct_errors(bit_vector& frame_body)
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{
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}
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uint16_t
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pdu::frame_size_max() const
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{
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#if 1
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const size_t HEADER_BLOCK_SIZE = 720;
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return HEADER_BLOCK_SIZE;
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#else
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const size_t MIN_HEADER_BLOCK_SZ = 312;
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// after HEADER_BLOCK_SIZE bits have been read we can then use the
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// header contents to decide on frame_size_max
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size_t n = MIN_HEADER_BLOCK_SZ;
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if(n < ) {
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static const size_t BITS[] = {};
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static const size_t BITS_SZ = sizeof(BITS) / sizeof(BITS[0]);
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n = extract();
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}
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return n;
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#endif
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}
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