/// <summary>
/// change control block of sector
/// </summary>
public bool ChangeControlBlock(int sector, M1KeyMode keyMode, byte [] key, byte[] keyA, byte[] keyB)
{
if (!IsValidSector(sector))
{
return(false);
}
int startBlockNo = ComputeStartBlockNo(sector);
if (!Authen(keyMode, startBlockNo, key))
{
logger.Debug("Can't authen with KeyMode=" + keyMode.ToString());
return(false);
}
return(dc_changeb3(this.hReader, (byte)(sector & 0xff), keyA, 0x04, 0x04, 0x04, 0x03, 0x00, keyB) == SUCC);
}
public bool ChangeControlBlock2(int sector, M1KeyMode keyMode, byte[] key, byte[] keyA, byte[] keyB)
{
if (!IsValidSector(sector))
{
return(false);
}
int startBlockNo = ComputeStartBlockNo(sector);
int blockNum = ComputeBlockNum(sector);
if (!Authen(keyMode, startBlockNo, key))
{
logger.Debug("Can't authen with KeyMode=" + keyMode.ToString());
return(false);
}
byte[] cb = ByteUtil.Malloc(M1_BLOCK_LEN);
Array.Copy(keyA, 0, cb, 0, 6);
Array.Copy(controlBlock, 0, cb, 6, 4);
Array.Copy(keyB, 0, cb, 10, 6);
return(WriteBlock(startBlockNo + blockNum - 1, cb));
}