public bool Load()
{
_io.Stream.Position = 0;
Header = _io.Reader.ReadStruct <XvdHeader>();
CikIsDecrypted = !IsEncrypted;
CalculateDataOffsets();
if (DataOffset >= (ulong)_io.Stream.Length)
{
return(false);
}
if (Header.XvcDataLength > 0 && IsXvcFile)
{
_io.Stream.Position = (long)DataOffset;
XvcInfo = _io.Reader.ReadStruct <XvcInfo>();
if (XvcInfo.Version == 1)
{
RegionHeaders = new List <XvcRegionHeader>();
for (int i = 0; i < XvcInfo.RegionCount; i++)
{
RegionHeaders.Add(_io.Reader.ReadStruct <XvcRegionHeader>());
}
UpdateSegments = new List <XvcUpdateSegmentInfo>();
for (int i = 0; i < XvcInfo.UpdateSegmentCount; i++)
{
UpdateSegments.Add(_io.Reader.ReadStruct <XvcUpdateSegmentInfo>());
}
}
}
DataHashTreeValid = true;
HashTreeValid = true;
if (IsDataIntegrityEnabled)
{
if (!DisableDataHashChecking)
{
int[] invalidBlocks = VerifyDataHashTree();
DataHashTreeValid = invalidBlocks.Length <= 0;
}
HashTreeValid = VerifyHashTree();
}
XvcDataHashValid = VerifyXvcHash();
return(true);
}
public bool Load()
{
_io.Stream.Position = 0;
Header = _io.Reader.ReadStruct<XvdHeader>();
CikIsDecrypted = !IsEncrypted;
CalculateDataOffsets();
if (DataOffset >= (ulong)_io.Stream.Length)
return false;
if (Header.XvcDataLength > 0 && IsXvcFile)
{
_io.Stream.Position = (long)DataOffset;
XvcInfo = _io.Reader.ReadStruct<XvcInfo>();
if (XvcInfo.Version == 1)
{
RegionHeaders = new List<XvcRegionHeader>();
for (int i = 0; i < XvcInfo.RegionCount; i++)
RegionHeaders.Add(_io.Reader.ReadStruct<XvcRegionHeader>());
UpdateSegments = new List<XvcUpdateSegmentInfo>();
for (int i = 0; i < XvcInfo.UpdateSegmentCount; i++)
UpdateSegments.Add(_io.Reader.ReadStruct<XvcUpdateSegmentInfo>());
}
}
DataHashTreeValid = true;
HashTreeValid = true;
if (IsDataIntegrityEnabled)
{
if (!DisableDataHashChecking)
{
int[] invalidBlocks = VerifyDataHashTree();
DataHashTreeValid = invalidBlocks.Length <= 0;
}
HashTreeValid = VerifyHashTree();
}
XvcDataHashValid = VerifyXvcHash();
return true;
}
public bool Load()
{
_io.Stream.Position = 0;
Header = _io.Reader.ReadStruct <XvdHeader>();
CikIsDecrypted = !IsEncrypted;
if (DriveDataOffset >= (ulong)_io.Stream.Length)
{
return(false);
}
if (Header.XvcDataLength > 0 && IsXvcFile)
{
_io.Stream.Position = (long)XvcInfoOffset;
XvcInfo = _io.Reader.ReadStruct <XvcInfo>();
if (XvcInfo.Version >= 1)
{
RegionHeaders = new List <XvcRegionHeader>();
for (int i = 0; i < XvcInfo.RegionCount; i++)
{
RegionHeaders.Add(_io.Reader.ReadStruct <XvcRegionHeader>());
}
UpdateSegments = new List <XvcUpdateSegment>();
for (int i = 0; i < XvcInfo.UpdateSegmentCount; i++)
{
UpdateSegments.Add(_io.Reader.ReadStruct <XvcUpdateSegment>());
}
if (XvcInfo.Version >= 2) // RegionSpecifiers / RegionPresenseInfo only seems to be used on XvcInfo v2
{
RegionSpecifiers = new List <XvcRegionSpecifier>();
for (int i = 0; i < XvcInfo.RegionSpecifierCount; i++)
{
RegionSpecifiers.Add(_io.Reader.ReadStruct <XvcRegionSpecifier>());
}
if (Header.MutableDataPageCount > 0)
{
RegionPresenceInfo = new List <XvcRegionPresenceInfo>();
_io.Stream.Position = (long)MduOffset;
for (int i = 0; i < XvcInfo.RegionCount; i++)
{
RegionPresenceInfo.Add((XvcRegionPresenceInfo)_io.Reader.ReadByte());
}
}
}
}
}
DataHashTreeValid = true;
HashTreeValid = true;
if (IsDataIntegrityEnabled)
{
if (!DisableDataHashChecking)
{
ulong[] invalidBlocks = VerifyDataHashTree();
DataHashTreeValid = invalidBlocks.Length <= 0;
}
HashTreeValid = VerifyHashTree();
}
XvcDataHashValid = VerifyXvcHash();
StaticDataLength = CalculateStaticDataLength();
Filesystem = new XvdFilesystem(this);
return(true);
}
