mirror of
https://github.com/mangosfour/server.git
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114 lines
2.4 KiB
C++
114 lines
2.4 KiB
C++
/*
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* Copyright (C) 2005-2008 MaNGOS <http://getmangos.com/>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "Tools.h"
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// THIS CAN BE A LOT FASTER
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bool readGUID(WorldPacket & data, uint64& guid)
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{
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if(data.rpos()+1 > data.size())
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return false;
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uint8 guidmark=0;
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uint8 bit;
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uint8 shiftdata=0x1;
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uint64 Temp=0;
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guid = 0;
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data >> guidmark;
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for(int i=0;i<8;i++)
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{
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if(guidmark & shiftdata)
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{
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Temp = 0;
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if(data.rpos()+1 > data.size())
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return false;
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data >> bit;
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Temp = bit;
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Temp <<= i*8;
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guid |= Temp;
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}
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shiftdata=shiftdata<<1;
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}
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return true;
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}
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void writeGUID(WorldPacket & data, uint64 & guid)
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{
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uint8 RAWmask = 0;
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uint8 PackedGuid[8] = {0,0,0,0,0,0,0,0};
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int j = 1;
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uint8 * test = (uint8*)&guid;
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if (*test)
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{
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PackedGuid[j] = *test;
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RAWmask |= 1;
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++j;
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}
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if (*(test+1))
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{
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PackedGuid[j] = *(test+1);
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RAWmask |= 2;
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++j;
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}
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if (*(test+2))
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{
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PackedGuid[j] = *(test+2);
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RAWmask |= 4;
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++j;
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}
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if (*(test+3))
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{
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PackedGuid[j] = *(test+3);
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RAWmask |= 8;
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++j;
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}
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if (*(test+4))
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{
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PackedGuid[j] = *(test+4);
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RAWmask |= 16;
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++j;
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}
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if (*(test+5))
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{
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PackedGuid[j] = *(test+5);
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RAWmask |= 32;
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++j;
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}
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if (*(test+6))
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{
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PackedGuid[j] = *(test+6);
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RAWmask |= 64;
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++j;
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}
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if (*(test+7))
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{
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PackedGuid[j] = *(test+7);
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RAWmask |= 128;
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++j;
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}
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PackedGuid[0] = RAWmask;
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data.append(PackedGuid,j);
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}
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