public RSDS(string targetFile, ulong offset)
{
try
{
_targetFile = targetFile;
_offset = offset;
using (FileStream stream = new FileStream(_targetFile, FileMode.Open, FileAccess.Read))
using (BinaryReader reader = new BinaryReader(stream))
{
stream.Seek((long)_offset, SeekOrigin.Begin);
RSDS_HEADER rsds = FromBinaryReader <RSDS_HEADER>(reader);
char c = (char)reader.ReadByte();
while (c != (char)0 && c != -1)
{
_filename += c;
c = (char)reader.ReadByte();
}
_signature = System.Text.Encoding.UTF8.GetString(rsds.Signature);
_guid = new Guid(rsds.Guid);
_age = rsds.Age;
}
}
catch (Exception ex)
{
throw new ArgumentException("Error Creating RSDS: " + ex.Message);
}
}
public RSDS(DataProviderBase dataProvider, ulong offset)
{
try
{
ulong alignedAddress = offset & 0xfffffffff000;
byte[] buffer = dataProvider.ReadMemory(alignedAddress, 2);
GCHandle pinnedPacket = GCHandle.Alloc(buffer, GCHandleType.Pinned);
RSDS_HEADER rsds = (RSDS_HEADER)Marshal.PtrToStructure(Marshal.UnsafeAddrOfPinnedArrayElement(buffer, (int)(offset - alignedAddress)), typeof(RSDS_HEADER));
pinnedPacket.Free();
_signature = System.Text.Encoding.UTF8.GetString(rsds.Signature);
_guid = new Guid(rsds.Guid);
_age = rsds.Age;
int marker = 24 + (int)(offset - alignedAddress);
char c = (char)buffer[marker];
while (c != 0 && marker < 0x2000)
{
_filename += c;
c = (char)buffer[++marker];
}
}
catch (Exception ex)
{
throw new ArgumentException("Error Creating RSDS: " + ex.Message);
}
}