/*
* Copyright (C) 2005-2008 MaNGOS
*
* Copyright (C) 2008 Trinity
*
* 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 "Tools.h"
// THIS CAN BE A LOT FASTER
bool readGUID(WorldPacket & data, uint64& guid)
{
if(data.rpos()+1 > data.size())
return false;
uint8 guidmark=0;
uint8 bit;
uint8 shiftdata=0x1;
uint64 Temp=0;
guid = 0;
data >> guidmark;
for(int i=0;i<8;i++)
{
if(guidmark & shiftdata)
{
Temp = 0;
if(data.rpos()+1 > data.size())
return false;
data >> bit;
Temp = bit;
Temp <<= i*8;
guid |= Temp;
}
shiftdata=shiftdata<<1;
}
return true;
}
void writeGUID(WorldPacket & data, uint64 & guid)
{
uint8 RAWmask = 0;
uint8 PackedGuid[8] = {0,0,0,0,0,0,0,0};
int j = 1;
uint8 * test = (uint8*)&guid;
if (*test)
{
PackedGuid[j] = *test;
RAWmask |= 1;
++j;
}
if (*(test+1))
{
PackedGuid[j] = *(test+1);
RAWmask |= 2;
++j;
}
if (*(test+2))
{
PackedGuid[j] = *(test+2);
RAWmask |= 4;
++j;
}
if (*(test+3))
{
PackedGuid[j] = *(test+3);
RAWmask |= 8;
++j;
}
if (*(test+4))
{
PackedGuid[j] = *(test+4);
RAWmask |= 16;
++j;
}
if (*(test+5))
{
PackedGuid[j] = *(test+5);
RAWmask |= 32;
++j;
}
if (*(test+6))
{
PackedGuid[j] = *(test+6);
RAWmask |= 64;
++j;
}
if (*(test+7))
{
PackedGuid[j] = *(test+7);
RAWmask |= 128;
++j;
}
PackedGuid[0] = RAWmask;
data.append(PackedGuid,j);
}