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/** -*-c++-*-
* $Id$
*
* This file is part of plptools.
*
* Copyright (C) 2002 Daniel Brahneborg <basic.chello@se>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "sistypes.h"
static unsigned int s_crcTable[256];
int logLevel = 0;
void createCRCTable()
{
const unsigned int polynomial = 0x1021;
unsigned int index;
s_crcTable[0] = 0;
for (index = 0; index < 128; index++)
{
unsigned int carry = s_crcTable[index] & 0x8000;
unsigned int temp = (s_crcTable[index] << 1) & 0xffff;
s_crcTable[index * 2 + (carry ? 0 : 1)] = temp ^ polynomial;
s_crcTable[index * 2 + (carry ? 1 : 0)] = temp;
}
}
uint16_t updateCrc(uint16_t crc, uint8_t value)
{
return (crc << 8) ^ s_crcTable[((crc >> 8) ^ value) & 0xff];
}
uint16_t calcCRC(uint8_t* data, int len)
{
uint16_t crc = 0;
for (int i = 0; i < len; ++i)
{
uint8_t value = data[i];
crc = (crc << 8) ^ s_crcTable[((crc >> 8) ^ value) & 0xff];
}
return crc;
}
uint16_t read16(uint8_t* p)
{
return p[0] | (p[1] << 8);
}
uint32_t read32(uint8_t* p)
{
return p[0] | (p[1] << 8) | (p[2] << 16) | (p[3] << 24);
}
void write16(uint8_t* p, int val)
{
p[0] = val & 255;
p[1] = (val >> 8) & 255;
}
LangTableEntry langTable[] =
{
{ 0, "", "Test" },
{ 1, "EN", "UK English" },
{ 2, "FR", "French" },
{ 3, "GE", "German" },
{ 4, "SP", "Spanish" },
{ 5, "IT", "Italian" },
{ 6, "SW", "Swedish" },
{ 7, "DA", "Danish" },
{ 8, "NO", "Norwegian" },
{ 9, "FI", "Finnish" },
{ 10, "AM", "American English" },
{ 11, "SF", "Swiss French" },
{ 12, "SG", "Swiss German" },
{ 13, "PO", "Portuguese" },
{ 14, "TU", "Turkish" },
{ 15, "IC", "Icelandic" },
{ 16, "RU", "Russian" },
{ 17, "HU", "Hungarian" },
{ 18, "DU", "Dutch" },
{ 19, "BL", "Belgian Flemish" },
{ 20, "AU", "Australian English" },
{ 21, "BG", "Belgian French" },
{ 22, "AS", "Austrian German" },
{ 23, "NZ", "New Zealand" },
{ 24, "IF", "International French" },
{ 25, "CS", "Czech" },
{ 26, "SK", "Slovak" },
{ 27, "PL", "Polish" },
{ 28, "SL", "Slovenian" },
{ 29, "TC", "Taiwan Chinese" },
{ 30, "HK", "Hong Kong" },
{ 31, "ZH", "PRC Chinese" },
{ 32, "JA", "Japanese" },
{ 33, "TH", "Thai" },
};
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