//--------------------------- Fecha o disco e destrava o Contexto
public void Close()
{
//Se o contexto não estava trancado, o contexto deve ser fechado pela rotina que o criou
if (!isfileopen)
{
file.Unlock();
}
file = null;
TempBuffer = null;
TempBuffer2 = null;
SectorUsageTable = null;
HeaderCopy = null;
DiscKey = null;
if (Partitions != null)
{
for (int i = 0; i < Partitions.Length; i++)
{
Partitions[i].Files = null;
}
}
Partitions = null;
}
//--------------------------- Verifica se o arquivo é uma iso de Wii
public static Int32 IsWiiIso(String file)
{
IIOContext context = IOManager.CreateIOContext("ISWIIISO", file, FileAccess.Read, FileShare.ReadWrite,
0, FileMode.Open, EFileAttributes.None);
if (context.Result != (int)IORet.RET_IO_OK)
{
//Loga erro
return(context.Result);
}
else
{
int r = (int)context.Lock();
if (r != (int)IORet.RET_IO_OK)
{
//Loga erro
context.Close();
return(r);
}
Byte[] header = new Byte[256];
if (context.Read(header, 256) != IORet.RET_IO_OK)
{
//Loga erro
r = context.Result;
context.Unlock();
context.Close();
return(r);
}
r = IsWiiIso(header);
context.Unlock();
context.Close();
return(r);
}
}
//---------------------------- Rotinas
public MBRReader(string device)
{
IIOContext pdrive = IOManager.CreateIOContext("PDRIVE\\" + device, device, FileAccess.Read, FileShare.Read,
0, FileMode.Open, EFileAttributes.NoBuffering);
if (pdrive.Result != 0)
{
result = pdrive.Result;
return;
}
if (pdrive.Lock() != IORet.RET_IO_OK)
{
//Loga a informação
result = pdrive.Result;
return;
}
Byte[] mbr = new byte[512];
if (pdrive.Read(mbr, 512) != IORet.RET_IO_OK)
{
result = pdrive.Result;
pdrive.Unlock();
pdrive.Close();
return;
}
//-----------------
//MBRReader(byte[] mbr)
//-----------------
pdrive.Unlock();
pdrive.Close();
}
//-------------- Rotinas
public DVDRomReader(Char drive)
{
context = IOManager.CreateIOContext("DVD-ROM " + drive, @"\\.\" + drive + ':', FileAccess.Read, FileShare.Read, 0,
FileMode.Open, EFileAttributes.NoBuffering);
context.Lock();
DISK_GEOMETRY dg = context.GetDiskGeometry();
sectorSize = (int)dg.BytesPerSector;
PARTITION_INFORMATION pi = context.GetPartitionInformation();
size = pi.PartitionLength;
context.Unlock();
}
public IORet Unlock()
{
return(context.Unlock());
}
//--------------------------- Retorna as informações da iso de Wii
public static Int32 SetIsoInformation(String file, string code, string name)
{
IIOContext context = IOManager.CreateIOContext("ISWIIISO", file, FileAccess.ReadWrite, FileShare.Read,
0, FileMode.Open, EFileAttributes.None);
if (context.Result != (int)IORet.RET_IO_OK)
{
//Loga erro
return(context.Result);
}
else
{
int r = (int)context.Lock();
if (r != (int)IORet.RET_IO_OK)
{
//Loga erro
context.Close();
return(r);
}
Byte[] header = new Byte[256];
if (context.Read(header, 256) != IORet.RET_IO_OK)
{
//Loga erro
r = context.Result;
context.Unlock();
context.Close();
return(r);
}
uint magic = _be32(header, 24);
if (magic != 0x5D1C9EA3)
{
context.Unlock();
context.Close();
header = null;
return((int)WBFSRet.RET_WBFS_NOTAWIIDISC);
}
header = null;
//
if (code.Length != 0)
{
if (code.Length != WBFSDevice.IsoCodeLen)
{
if (code.Length < WBFSDevice.IsoCodeLen)
{
while (code.Length < WBFSDevice.IsoCodeLen)
{
code += '0';
}
}
else
{
code = code.Substring(0, WBFSDevice.IsoCodeLen); //Eu preciso fazer isso para o GetDiscByCode()
}
}
context.Seek(WBFSDevice.IsoCodePos);
context.Write(code, false);
}
if (name.Length != 0)
{
if (name.Length > WBFSDevice.IsoNameLen)
{
name = name.Substring(0, WBFSDevice.IsoNameLen);
}
context.Seek(WBFSDevice.IsoNamePos);
context.Write(name, false);
for (int i = name.Length; i < WBFSDevice.IsoNameLen; i++)
{
context.Write((byte)0);
}
}
//
context.Unlock();
context.Close();
return(0);
}
}
//--------------------------- Retorna as informações da iso de Wii
public static Int32 GetIsoInformation(String file, out string code, out string name, out int region)
{
code = "";
name = "";
region = -1;
IIOContext context = IOManager.CreateIOContext("ISWIIISO", file, FileAccess.Read, FileShare.ReadWrite,
0, FileMode.Open, EFileAttributes.None);
if (context.Result != (int)IORet.RET_IO_OK)
{
//Loga erro
return(context.Result);
}
else
{
int r = (int)context.Lock();
if (r != (int)IORet.RET_IO_OK)
{
//Loga erro
context.Close();
return(r);
}
Byte[] header = new Byte[256];
if (context.Read(header, 256) != IORet.RET_IO_OK)
{
//Loga erro
r = context.Result;
context.Unlock();
context.Close();
header = null;
return(r);
}
uint magic = _be32(header, 24);
if (magic != 0x5D1C9EA3)
{
context.Unlock();
context.Close();
header = null;
return((int)WBFSRet.RET_WBFS_NOTAWIIDISC);
}
//Lê o código do jogo de 6 caracteres
int j = WBFSDevice.IsoCodePos;
byte c = 0;
for (j = WBFSDevice.IsoCodePos; j < WBFSDevice.IsoCodePos + WBFSDevice.IsoCodeLen; j++)
{
code += (char)header[j];
}
//Lê o nome do jogo
j = WBFSDevice.IsoNamePos;
while (((c = header[j++]) != 0) && (j < WBFSDevice.IsoNamePos + WBFSDevice.IsoNameLen))
{
name += (char)c;
}
if (context.Read(header, WBFSDevice.IsoRegionPos, 4) != IORet.RET_IO_OK)
{
//Loga erro
r = context.Result;
context.Unlock();
context.Close();
header = null;
return(r);
}
region = (int)System.Net.IPAddress.NetworkToHostOrder((int)BitConverter.ToUInt32(header, 0));
context.Unlock();
context.Close();
header = null;
return(0);
}
}
