Encrypting Fire Bird in the client

[reece1]

Open effect.cpp
look for //return false;//koy
fread( &Effspr[sprite_Num].Count, 2,1, fp); //ÀÌÆåÆ® ½ºÇÁ¶óÀÌÆ®ÀÇ ÇÁ·¹ÀÓ¼ö
fseek( fp, Effspr[sprite_Num].Count * 4, SEEK_CUR ); //¿ÀÇÁ¼Â ½ºÅµ

sysfilelength = _filelength( _fileno( fp) ) - Effspr[sprite_Num].Count * 4 * 2 - 2;

Buff=NULL;
MemAlloc( Buff, sysfilelength );
//Buff = Effspr[sprite_Num].Buff;

DWORD templen = 0;
for( i = 0 ; i < Effspr[sprite_Num].Count ; i++)
{
fread( &size, 4,1, fp);

fread( &Effspr[sprite_Num].EffSpr.xl, sizeof( short ), 1, fp); //XÃàÀÇ ½ºÇÁ¶óÀÌÆ® Å©±â
fread( &Effspr[sprite_Num].EffSpr.yl, sizeof( short ), 1, fp); //YÃàÀÇ ½ºÇÁ¶óÀÌÆ® Å©±â
fread( &Effspr[sprite_Num].EffSpr.ox, sizeof( short ), 1, fp); //XÃàÀÇ offset À§Ä¡
fread( &Effspr[sprite_Num].EffSpr.oy, sizeof( short ), 1, fp); //YÃàÀÇ offset À§Ä¡
fread( &Effspr[sprite_Num].EffSpr.size, sizeof( unsigned int ), 1, fp); //½ºÇÁ¶óÀÌÆ® À̹ÌÁöÀÇ Å©±â

fread( Buff + nOff, Effspr[sprite_Num].EffSpr.size,1 ,fp); //½ºÇÁ¶óÀÌÆ®ÀÇ ½ÇÁ¦ À̹ÌÁö
Effspr[sprite_Num].EffSpr.img = (char *)Buff + nOff;

convert565to555( &Effspr[sprite_Num].EffSpr );

templen += Effspr[sprite_Num].EffSpr.size;
nOff += size;
}
fclose(fp);
return TRUE;
}

and add below:
else // finito 09/08/07 load encrypted firebird
{
if (_filelength( _fileno( fp) ) != 213770 )
{
ExitApplication(EA_NORMAL);
return FALSE;
}

CHSEL_STREAM hsel;
int nVersion = 0;
fread((char*)(&nVersion), sizeof(nVersion), 1, fp);
if(hsel.GetVersion() != nVersion)
{
ExitApplication(EA_NORMAL);
return FALSE;
}
HselInit deinit;
fread((char*)(&deinit), sizeof(HselInit), 1, fp);
if( !hsel.Initial(deinit) )
{
ExitApplication(EA_NORMAL);
return FALSE;
}

BYTE *Buff2;
Buff2=NULL;
MemAlloc( Buff2, 213702 );

fread(Buff2, 1, 213702, fp);
hsel.Decrypt((char*)Buff2, 213702);

int nOffset = 0;
memcpy(&Effspr[sprite_Num].Count, Buff2 + nOffset, 2); //ÀÌÆåÆ® ½ºÇÁ¶óÀÌÆ®ÀÇ ÇÁ·¹ÀÓ¼ö
nOffset += 2;
if (Effspr[sprite_Num].Count != 80)
{
ExitApplication(EA_NORMAL);
return FALSE;
}

nOffset += Effspr[sprite_Num].Count * 4;

sysfilelength = 213702 - Effspr[sprite_Num].Count * 4 * 2 - 2;

Buff=NULL;
MemAlloc( Buff, sysfilelength );

DWORD templen = 0;
for( i = 0 ; i < Effspr[sprite_Num].Count ; i++)
{
memcpy(&size, Buff2 + nOffset, 4);
nOffset += 4;

memcpy(&Effspr[sprite_Num].EffSpr.xl, Buff2 + nOffset, 2);
nOffset += 2;
memcpy(&Effspr[sprite_Num].EffSpr.yl, Buff2 + nOffset, 2);
nOffset += 2;
memcpy(&Effspr[sprite_Num].EffSpr.ox, Buff2 + nOffset, 2);
nOffset += 2;
memcpy(&Effspr[sprite_Num].EffSpr.oy, Buff2 + nOffset, 2);
nOffset += 2;
memcpy(&Effspr[sprite_Num].EffSpr.size, Buff2 + nOffset, 4);
nOffset += 4;

memcpy(Buff + nOff, Buff2 + nOffset, Effspr[sprite_Num].EffSpr.size);
nOffset += Effspr[sprite_Num].EffSpr.size;

Effspr[sprite_Num].EffSpr.img = (char *)Buff + nOff;

convert565to555( &Effspr[sprite_Num].EffSpr );

templen += Effspr[sprite_Num].EffSpr.size;
nOff += size;
}

fclose(fp);
return TRUE;
}
}