public int ReadFrom(byte[] buffer, int offset)
{
InodesCount = Utilities.ToUInt32LittleEndian(buffer, offset + 0);
BlocksCount = Utilities.ToUInt32LittleEndian(buffer, offset + 4);
ReservedBlocksCount = Utilities.ToUInt32LittleEndian(buffer, offset + 8);
FreeBlocksCount = Utilities.ToUInt32LittleEndian(buffer, offset + 12);
FreeInodesCount = Utilities.ToUInt32LittleEndian(buffer, offset + 16);
FirstDataBlock = Utilities.ToUInt32LittleEndian(buffer, offset + 20);
LogBlockSize = Utilities.ToUInt32LittleEndian(buffer, offset + 24);
LogFragSize = Utilities.ToUInt32LittleEndian(buffer, offset + 28);
BlocksPerGroup = Utilities.ToUInt32LittleEndian(buffer, offset + 32);
FragsPerGroup = Utilities.ToUInt32LittleEndian(buffer, offset + 36);
InodesPerGroup = Utilities.ToUInt32LittleEndian(buffer, offset + 40);
MountTime = Utilities.ToUInt32LittleEndian(buffer, offset + 44);
WriteTime = Utilities.ToUInt32LittleEndian(buffer, offset + 48);
MountCount = Utilities.ToUInt16LittleEndian(buffer, offset + 52);
MaxMountCount = Utilities.ToUInt16LittleEndian(buffer, offset + 54);
Magic = Utilities.ToUInt16LittleEndian(buffer, offset + 56);
State = Utilities.ToUInt16LittleEndian(buffer, offset + 58);
Errors = Utilities.ToUInt16LittleEndian(buffer, offset + 60);
MinorRevisionLevel = Utilities.ToUInt16LittleEndian(buffer, offset + 62);
LastCheckTime = Utilities.ToUInt32LittleEndian(buffer, offset + 64);
CheckInterval = Utilities.ToUInt32LittleEndian(buffer, offset + 68);
CreatorOS = Utilities.ToUInt32LittleEndian(buffer, offset + 72);
RevisionLevel = Utilities.ToUInt32LittleEndian(buffer, offset + 76);
DefaultReservedBlockUid = Utilities.ToUInt16LittleEndian(buffer, offset + 80);
DefaultReservedBlockGid = Utilities.ToUInt16LittleEndian(buffer, offset + 82);
FirstInode = Utilities.ToUInt32LittleEndian(buffer, offset + 84);
InodeSize = Utilities.ToUInt16LittleEndian(buffer, offset + 88);
BlockGroupNumber = Utilities.ToUInt16LittleEndian(buffer, offset + 90);
CompatibleFeatures = (CompatibleFeatures)Utilities.ToUInt32LittleEndian(buffer, offset + 92);
IncompatibleFeatures = (IncompatibleFeatures)Utilities.ToUInt32LittleEndian(buffer, offset + 96);
ReadOnlyCompatibleFeatures = (ReadOnlyCompatibleFeatures)Utilities.ToUInt32LittleEndian(buffer, offset + 100);
UniqueId = Utilities.ToGuidLittleEndian(buffer, offset + 104);
VolumeName = Utilities.BytesToZString(buffer, offset + 120, 16);
LastMountPoint = Utilities.BytesToZString(buffer, offset + 136, 64);
CompressionAlgorithmUsageBitmap = Utilities.ToUInt32LittleEndian(buffer, offset + 200);
PreallocateBlockCount = buffer[offset + 204];
DirPreallocateBlockCount = buffer[offset + 205];
JournalSuperBlockUniqueId = Utilities.ToGuidLittleEndian(buffer, offset + 208);
JournalInode = Utilities.ToUInt32LittleEndian(buffer, offset + 224);
JournalDevice = Utilities.ToUInt32LittleEndian(buffer, offset + 228);
LastOrphan = Utilities.ToUInt32LittleEndian(buffer, offset + 232);
HashSeed = new uint[4];
HashSeed[0] = Utilities.ToUInt32LittleEndian(buffer, offset + 236);
HashSeed[1] = Utilities.ToUInt32LittleEndian(buffer, offset + 240);
HashSeed[2] = Utilities.ToUInt32LittleEndian(buffer, offset + 244);
HashSeed[3] = Utilities.ToUInt32LittleEndian(buffer, offset + 248);
DefaultHashVersion = buffer[offset + 252];
DescriptorSize = Utilities.ToUInt16LittleEndian(buffer, offset + 254);
DefaultMountOptions = Utilities.ToUInt32LittleEndian(buffer, offset + 256);
FirstMetablockBlockGroup = Utilities.ToUInt32LittleEndian(buffer, offset + 260);
MkfsTime = Utilities.ToUInt32LittleEndian(buffer, offset + 264);
JournalBackup = new uint[17];
for (int i = 0; i < 17; ++i)
{
JournalBackup[i] = Utilities.ToUInt32LittleEndian(buffer, offset + 268 + (4 * i));
}
BlocksCountHigh = Utilities.ToUInt32LittleEndian(buffer, offset + 336);
ReservedBlocksCountHigh = Utilities.ToUInt32LittleEndian(buffer, offset + 340);
FreeBlocksCountHigh = Utilities.ToUInt32LittleEndian(buffer, offset + 344);
MinimumExtraInodeSize = Utilities.ToUInt16LittleEndian(buffer, offset + 348);
WantExtraInodeSize = Utilities.ToUInt16LittleEndian(buffer, offset + 350);
Flags = Utilities.ToUInt32LittleEndian(buffer, offset + 352);
RaidStride = Utilities.ToUInt16LittleEndian(buffer, offset + 356);
MultiMountProtectionInterval = Utilities.ToUInt16LittleEndian(buffer, offset + 258);
MultiMountProtectionBlock = Utilities.ToUInt64LittleEndian(buffer, offset + 260);
RaidStripeWidth = Utilities.ToUInt32LittleEndian(buffer, offset + 268);
LogGroupsPerFlex = buffer[offset + 272];
return 1024;
}
public int ReadFrom(byte[] buffer, int offset)
{
Magic = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 56);
if (Magic != Ext2Magic)
{
return(Size);
}
InodesCount = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 0);
BlocksCount = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 4);
ReservedBlocksCount = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 8);
FreeBlocksCount = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 12);
FreeInodesCount = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 16);
FirstDataBlock = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 20);
LogBlockSize = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 24);
LogFragSize = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 28);
BlocksPerGroup = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 32);
FragsPerGroup = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 36);
InodesPerGroup = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 40);
MountTime = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 44);
WriteTime = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 48);
MountCount = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 52);
MaxMountCount = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 54);
State = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 58);
Errors = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 60);
MinorRevisionLevel = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 62);
LastCheckTime = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 64);
CheckInterval = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 68);
CreatorOS = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 72);
RevisionLevel = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 76);
DefaultReservedBlockUid = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 80);
DefaultReservedBlockGid = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 82);
FirstInode = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 84);
InodeSize = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 88);
BlockGroupNumber = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 90);
CompatibleFeatures = (CompatibleFeatures)EndianUtilities.ToUInt32LittleEndian(buffer, offset + 92);
IncompatibleFeatures = (IncompatibleFeatures)EndianUtilities.ToUInt32LittleEndian(buffer, offset + 96);
ReadOnlyCompatibleFeatures =
(ReadOnlyCompatibleFeatures)EndianUtilities.ToUInt32LittleEndian(buffer, offset + 100);
UniqueId = EndianUtilities.ToGuidLittleEndian(buffer, offset + 104);
VolumeName = EndianUtilities.BytesToZString(buffer, offset + 120, 16);
LastMountPoint = EndianUtilities.BytesToZString(buffer, offset + 136, 64);
CompressionAlgorithmUsageBitmap = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 200);
PreallocateBlockCount = buffer[offset + 204];
DirPreallocateBlockCount = buffer[offset + 205];
ReservedGDTBlocks = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 206);
JournalSuperBlockUniqueId = EndianUtilities.ToGuidLittleEndian(buffer, offset + 208);
JournalInode = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 224);
JournalDevice = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 228);
LastOrphan = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 232);
HashSeed = new uint[4];
HashSeed[0] = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 236);
HashSeed[1] = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 240);
HashSeed[2] = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 244);
HashSeed[3] = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 248);
DefaultHashVersion = buffer[offset + 252];
DescriptorSize = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 254);
DefaultMountOptions = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 256);
FirstMetablockBlockGroup = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 260);
MkfsTime = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 264);
JournalBackup = new uint[17];
for (int i = 0; i < 17; ++i)
{
JournalBackup[i] = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 268 + 4 * i);
}
BlocksCountHigh = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 336);
ReservedBlocksCountHigh = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 340);
FreeBlocksCountHigh = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 344);
MinimumExtraInodeSize = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 348);
WantExtraInodeSize = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 350);
Flags = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 352);
RaidStride = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 356);
MultiMountProtectionInterval = EndianUtilities.ToUInt16LittleEndian(buffer, offset + 358);
MultiMountProtectionBlock = EndianUtilities.ToUInt64LittleEndian(buffer, offset + 360);
RaidStripeWidth = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 368);
LogGroupsPerFlex = buffer[offset + 372];
OverheadBlocksCount = EndianUtilities.ToUInt32LittleEndian(buffer, offset + 584);
return(1024);
}
