KDIS/Extras/KUtils.h

   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 /********************************************************************
  31                 KUtils
  32     created:    23/9/2008
  33     author:     Karl Jones
  34
  35     purpose:    Utility Features
  36 *********************************************************************/
  37
  38 #ifndef _USE_MATH_DEFINES
  39     #define _USE_MATH_DEFINES
  40 #endif
  41 #include <cmath>
  42
  43 #include "./../KDefines.h"
  44 #include "./KConversions.h"
  45 #include "./../KEncodersDecoders.h"
  46
  47 #pragma once
  48
  49 namespace KDIS {
  50 namespace UTILS {
  51
  52 /************************************************************************/
  53 /* Add a tab to all new lines in a string, used for formatting PDU data */
  54 /************************************************************************/
  55
  56 static inline void AddTabsToStringStream( KStringStream & Stream, KUINT16 Tabs, KCHAR8 Tab )
  57 {
  58     for( KUINT16 i = 0; i < Tabs; ++i )
  59     {
  60         Stream << Tab;
  61     }
  62 }
  63
  64 //////////////////////////////////////////////////////////////////////////
  65
  66 static inline KString IndentString( const KString & S, KUINT16 Tabs = 1, KCHAR8 Tab = '\t' )
  67 {
  68     KStringStream NewS;
  69
  70     // Add tab to first item and then check all new lines
  71     AddTabsToStringStream( NewS, Tabs, Tab );
  72
  73     for( KUINT16 i = 0; i < S.size(); ++i )
  74     {
  75         if( S.c_str()[i] == '\n' && i != ( S.size() - 1 ) )
  76         {
  77             NewS << S.c_str()[i];
  78             AddTabsToStringStream( NewS, Tabs, Tab );
  79         }
  80         else
  81         {
  82             NewS << S.c_str()[i];
  83         }
  84     }
  85
  86     return NewS.str();
  87 }
  88
  89 /************************************************************************/
  90 /* Determine the endian of the machine at run time                      */
  91 /************************************************************************/
  92
  93 static inline KBOOL IsMachineBigEndian()
  94 {
  95     static KUINT16 ui = 0x01;
  96
  97     static NetToKUINT16 conv( ui, false );
  98
  99     if( conv.m_Octs[0] == 0x01 )
 100     {
 101         return false;
 102     }
 103     else
 104     {
 105         return true;
 106     }
 107 };
 108
 109 } // END namespace UTILS
 110 } // END namespace KDIS