KDIS/DataTypes/FixedDatum.cpp

   1 /*********************************************************************
   2 Copyright 2013 Karl Jones
   3 All rights reserved.
   4
   5 Redistribution and use in source and binary forms, with or without
   6 modification, are permitted provided that the following conditions are met:
   7
   8 1. Redistributions of source code must retain the above copyright notice, this
   9    list of conditions and the following disclaimer.
  10 2. Redistributions in binary form must reproduce the above copyright notice,
  11    this list of conditions and the following disclaimer in the documentation
  12    and/or other materials provided with the distribution.
  13
  14 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  15 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  16 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  17 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
  18 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  19 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  20 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  21 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  23 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24
  25 For Further Information Please Contact me at
  26 Karljj1@yahoo.com
  27 http://p.sf.net/kdis/UserGuide
  28 *********************************************************************/
  29
  30 #include "./FixedDatum.h"
  31
  32 using namespace KDIS;
  33 using namespace DATA_TYPE;
  34 using namespace ENUMS;
  35
  36 //////////////////////////////////////////////////////////////////////////
  37 // Public:
  38 //////////////////////////////////////////////////////////////////////////
  39
  40 FixedDatum::FixedDatum() :
  41     m_ui32DatumID( 0 )
  42 {
  43     memset( m_cDatumValue, 0, 4 );
  44 }
  45
  46 //////////////////////////////////////////////////////////////////////////
  47
  48 FixedDatum::FixedDatum( KDataStream & stream )
  49 {
  50     Decode( stream );
  51 }
  52
  53 //////////////////////////////////////////////////////////////////////////
  54
  55 FixedDatum::~FixedDatum()
  56 {
  57 }
  58
  59 //////////////////////////////////////////////////////////////////////////
  60
  61 void FixedDatum::SetDatumID( DatumID ID )
  62 {
  63     m_ui32DatumID = ID;
  64 }
  65
  66 //////////////////////////////////////////////////////////////////////////
  67
  68 DatumID FixedDatum::GetDatumID() const
  69 {
  70     return ( DatumID )m_ui32DatumID;
  71 }
  72
  73 //////////////////////////////////////////////////////////////////////////
  74
  75 void FixedDatum::GetDatumValue( KOCTET * Buffer, KUINT16 BufferSize ) const
  76 {
  77     if( BufferSize < 4 )throw KException( __FUNCTION__, BUFFER_TOO_SMALL );
  78         memcpy( Buffer, m_cDatumValue, 4 );
  79 }
  80
  81 //////////////////////////////////////////////////////////////////////////
  82
  83 KString FixedDatum::GetAsString() const
  84 {
  85     KStringStream ss;
  86
  87     NetToKUINT32 NetToSys( m_cDatumValue, false );
  88
  89     // TODO: maybe determine what the data type should be when printing out, this
  90     // could be a lot of work.
  91     ss << "Fixed Datum:"
  92        << "\n\tID:          " << GetEnumAsStringDatumID( m_ui32DatumID )
  93        << "\n\tValue(UI32): " << NetToSys.m_Value
  94        << "\n";
  95
  96     return ss.str();
  97 }
  98
  99 //////////////////////////////////////////////////////////////////////////
 100
 101 void FixedDatum::Decode( KDataStream & stream )
 102 {
 103     if( stream.GetBufferSize() < FixedDatum::FIXED_DATUM_SIZE )throw KException( __FUNCTION__, NOT_ENOUGH_DATA_IN_BUFFER );
 104
 105     stream >> m_ui32DatumID;
 106
 107     for( KUINT16 i = 0; i < 4; ++i )
 108     {
 109         stream >> m_cDatumValue[i];
 110     }
 111 }
 112
 113 //////////////////////////////////////////////////////////////////////////
 114
 115 KDataStream FixedDatum::Encode() const
 116 {
 117     KDataStream stream;
 118
 119     FixedDatum::Encode( stream );
 120
 121     return stream;
 122 }
 123
 124 //////////////////////////////////////////////////////////////////////////
 125
 126 void FixedDatum::Encode( KDataStream & stream ) const
 127 {
 128     stream << m_ui32DatumID;
 129
 130     for( KUINT16 i = 0; i < 4; ++i )
 131     {
 132         stream << m_cDatumValue[i];
 133     }
 134 }
 135
 136 //////////////////////////////////////////////////////////////////////////
 137
 138 KBOOL FixedDatum::operator == ( const FixedDatum & Value ) const
 139 {
 140     if( m_ui32DatumID != Value.m_ui32DatumID )                 return false;
 141     if( memcmp( m_cDatumValue, Value.m_cDatumValue, 4 ) != 0 ) return false;
 142     return true;
 143 }
 144
 145 //////////////////////////////////////////////////////////////////////////
 146
 147 KBOOL FixedDatum::operator != ( const FixedDatum & Value ) const
 148 {
 149     return !( *this == Value );
 150 }
 151
 152 //////////////////////////////////////////////////////////////////////////
 153
 154