/// <summary>
/// Returns the offset within the FAT of the next block
/// </summary>
/// <param name="baseBlock">The root block for the entry</param>
static public long BlockToFATOffset(uint baseBlock, Structs.PartitionInfo Partition)
{
if (baseBlock > Partition.Clusters)
{
// throw new Exception("Cluster ref of range");
}
long rVal = baseBlock * (int)Partition.EntrySize;
rVal += Partition.FATOffset;
return(rVal);
}
/// <summary>
/// Converts cluster (block) number to offset
/// </summary>
static public long GetBlockOffset(uint block, Structs.PartitionInfo Partition)
{
if (block > Partition.Clusters)
{
// throw new Exception("Cluster ref of range");
}
//The way that FATX works is that the root block is considered block 0,
//so let's think about this like an array... if the block is reading block
//2, then it's really block 1 in an array
block--;
long rVal = (Partition.DataOffset + ((long)block * Partition.ClusterSize));
return(rVal);
}
public PartitionGeometry(ParrotLibs.Folder e)
{
InitializeComponent();
ParrotLibs.Structs.PartitionInfo PI = e.PartitionInfo;
propertyGrid1.SelectedObject = PI;
}
public DateTime PartitionTimeStamp(Structs.PartitionInfo PI)
{
return(VariousFunctions.DateTimeFromFATInt((ushort)((PI.ID & ~0xFFFF) >> 8), (ushort)PI.ID));
}
static public uint GetBlockFromOffset(long offset, Structs.PartitionInfo Partition)
{
return((uint)(((offset - Partition.DataOffset)) / Partition.ClusterSize));
}