/***************************************************************************
                          kebcdic1047charcodec.cpp  -  description
                             -------------------
    begin                : Sa Nov 27 2004
    copyright            : (C) 2004 by Friedrich W. H. Kossebau
    email                : Friedrich.W.H@Kossebau.de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Library General Public           *
 *   License version 2 as published by the Free Software Foundation.       *
 *                                                                         *
 ***************************************************************************/


// lib specific
#include "kebcdic1047charcodec.h"


using namespace KHE;

static TQ_UINT16 UnicodeChars[256] =
{
  0x0000, 0x0001, 0x0002, 0x0003, 0x009C, 0x0009, 0x0086, 0x007F,
  0x0097, 0x008D, 0x008E, 0x000B, 0x000C, 0x000D, 0x000E, 0x000F,
  0x0010, 0x0011, 0x0012, 0x0013, 0x009D, 0x0085, 0x0008, 0x0087,
  0x0018, 0x0019, 0x0092, 0x008F, 0x001C, 0x001D, 0x001E, 0x001F,
  0x0080, 0x0081, 0x0082, 0x0083, 0x0084, 0x000A, 0x0017, 0x001B,
  0x0088, 0x0089, 0x008A, 0x008B, 0x008C, 0x0005, 0x0006, 0x0007,
  0x0090, 0x0091, 0x0016, 0x0093, 0x0094, 0x0095, 0x0096, 0x0004,
  0x0098, 0x0099, 0x009A, 0x009B, 0x0014, 0x0015, 0x009E, 0x001A,
  0x0020, 0x00A0, 0x00E2, 0x00E4, 0x00E0, 0x00E1, 0x00E3, 0x00E5,
  0x00E7, 0x00F1, 0x00A2, 0x002E, 0x003C, 0x0028, 0x002B, 0x007C,
  0x0026, 0x00E9, 0x00EA, 0x00EB, 0x00E8, 0x00ED, 0x00EE, 0x00EF,
  0x00EC, 0x00DF, 0x0021, 0x0024, 0x002A, 0x0029, 0x003B, 0x005E,
  0x002D, 0x002F, 0x00C2, 0x00C4, 0x00C0, 0x00C1, 0x00C3, 0x00C5,
  0x00C7, 0x00D1, 0x00A6, 0x002C, 0x0025, 0x005F, 0x003E, 0x003F,
  0x00F8, 0x00C9, 0x00CA, 0x00CB, 0x00C8, 0x00CD, 0x00CE, 0x00CF,
  0x00CC, 0x0060, 0x003A, 0x0023, 0x0040, 0x0027, 0x003D, 0x0022,
  0x00D8, 0x0061, 0x0062, 0x0063, 0x0064, 0x0065, 0x0066, 0x0067,
  0x0068, 0x0069, 0x00AB, 0x00BB, 0x00F0, 0x00FD, 0x00FE, 0x00B1,
  0x00B0, 0x006A, 0x006B, 0x006C, 0x006D, 0x006E, 0x006F, 0x0070,
  0x0071, 0x0072, 0x00AA, 0x00BA, 0x00E6, 0x00B8, 0x00C6, 0x00A4,
  0x00B5, 0x007E, 0x0073, 0x0074, 0x0075, 0x0076, 0x0077, 0x0078,
  0x0079, 0x007A, 0x00A1, 0x00BF, 0x00D0, 0x005B, 0x00DE, 0x00AE,
  0x00AC, 0x00A3, 0x00A5, 0x00B7, 0x00A9, 0x00A7, 0x00B6, 0x00BC,
  0x00BD, 0x00BE, 0x00DD, 0x00A8, 0x00AF, 0x005D, 0x00B4, 0x00D7,
  0x007B, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047,
  0x0048, 0x0049, 0x00AD, 0x00F4, 0x00F6, 0x00F2, 0x00F3, 0x00F5,
  0x007D, 0x004A, 0x004B, 0x004C, 0x004D, 0x004E, 0x004F, 0x0050,
  0x0051, 0x0052, 0x00B9, 0x00FB, 0x00FC, 0x00F9, 0x00FA, 0x00FF,
  0x005C, 0x00F7, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057, 0x0058,
  0x0059, 0x005A, 0x00B2, 0x00D4, 0x00D6, 0x00D2, 0x00D3, 0x00D5,
  0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035, 0x0036, 0x0037,
  0x0038, 0x0039, 0x00B3, 0x00DB, 0x00DC, 0x00D9, 0x00DA, 0x009F
};

static unsigned char EBCDICChars[256] =
{
  0x00, 0x01, 0x02, 0x03, 0x37, 0x2D, 0x2E, 0x2F,
  0x16, 0x05, 0x25, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
  0x10, 0x11, 0x12, 0x13, 0x3C, 0x3D, 0x32, 0x26,
  0x18, 0x19, 0x3F, 0x27, 0x1C, 0x1D, 0x1E, 0x1F,
  0x40, 0x5A, 0x7F, 0x7B, 0x5B, 0x6C, 0x50, 0x7D,
  0x4D, 0x5D, 0x5C, 0x4E, 0x6B, 0x60, 0x4B, 0x61,
  0xF0, 0xF1, 0xF2, 0xF3, 0xF4, 0xF5, 0xF6, 0xF7,
  0xF8, 0xF9, 0x7A, 0x5E, 0x4C, 0x7E, 0x6E, 0x6F,
  0x7C, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7,
  0xC8, 0xC9, 0xD1, 0xD2, 0xD3, 0xD4, 0xD5, 0xD6,
  0xD7, 0xD8, 0xD9, 0xE2, 0xE3, 0xE4, 0xE5, 0xE6,
  0xE7, 0xE8, 0xE9, 0xAD, 0xE0, 0xBD, 0x5F, 0x6D,
  0x79, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
  0x88, 0x89, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96,
  0x97, 0x98, 0x99, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6,
  0xA7, 0xA8, 0xA9, 0xC0, 0x4F, 0xD0, 0xA1, 0x07,
  0x20, 0x21, 0x22, 0x23, 0x24, 0x15, 0x06, 0x17,
  0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x09, 0x0A, 0x1B,
  0x30, 0x31, 0x1A, 0x33, 0x34, 0x35, 0x36, 0x08,
  0x38, 0x39, 0x3A, 0x3B, 0x04, 0x14, 0x3E, 0xFF,
  0x41, 0xAA, 0x4A, 0xB1, 0x9F, 0xB2, 0x6A, 0xB5,
  0xBB, 0xB4, 0x9A, 0x8A, 0xB0, 0xCA, 0xAF, 0xBC,
  0x90, 0x8F, 0xEA, 0xFA, 0xBE, 0xA0, 0xB6, 0xB3,
  0x9D, 0xDA, 0x9B, 0x8B, 0xB7, 0xB8, 0xB9, 0xAB,
  0x64, 0x65, 0x62, 0x66, 0x63, 0x67, 0x9E, 0x68,
  0x74, 0x71, 0x72, 0x73, 0x78, 0x75, 0x76, 0x77,
  0xAC, 0x69, 0xED, 0xEE, 0xEB, 0xEF, 0xEC, 0xBF,
  0x80, 0xFD, 0xFE, 0xFB, 0xFC, 0xBA, 0xAE, 0x59,
  0x44, 0x45, 0x42, 0x46, 0x43, 0x47, 0x9C, 0x48,
  0x54, 0x51, 0x52, 0x53, 0x58, 0x55, 0x56, 0x57,
  0x8C, 0x49, 0xCD, 0xCE, 0xCB, 0xCF, 0xCC, 0xE1,
  0x70, 0xDD, 0xDE, 0xDB, 0xDC, 0x8D, 0x8E, 0xDF
};

static const char KEBCDIC1047CharCodecName[] = "EBCDIC 1047";


bool KEBCDIC1047CharCodec::encode( char *D, const TQChar &C ) const
{
  int I = C.unicode();
  // not in range?
  if( 0x00FF < I )
    return false;

  *D = EBCDICChars[I];
  return true;
}

KHEChar KEBCDIC1047CharCodec::decode( char Byte ) const
{
  return TQChar(UnicodeChars[(unsigned char)Byte]);
}

const TQString& KEBCDIC1047CharCodec::name() const
{
  return codecName();
}

const TQString& KEBCDIC1047CharCodec::codecName()
{
  static const TQString Name( TQString::fromLatin1(KEBCDIC1047CharCodecName) );
  return Name;
}