public override int ReadFrom(byte[] buffer, int offset)
{
base.ReadFrom(buffer, offset);
Flags = Utilities.ToUInt16BigEndian(buffer, offset + 2);
FileInfo = Utilities.ToStruct<FileInfo>(buffer, offset + 48);
DataFork = Utilities.ToStruct<ForkData>(buffer, offset + 88);
ResourceFork = Utilities.ToStruct<ForkData>(buffer, offset + 168);
return 0;
}
public int ReadFrom(byte[] buffer, int offset)
{
Signature = Utilities.ToUInt16BigEndian(buffer, offset + 0);
Version = Utilities.ToUInt16BigEndian(buffer, offset + 2);
Attributes = (VolumeAttributes)Utilities.ToUInt32BigEndian(buffer, offset + 4);
LastMountedVersion = Utilities.ToUInt32BigEndian(buffer, offset + 8);
JournalInfoBlock = Utilities.ToUInt32BigEndian(buffer, offset + 12);
CreateDate = HfsPlusUtilities.ReadHFSPlusDate(DateTimeKind.Local, buffer, offset + 16);
ModifyDate = HfsPlusUtilities.ReadHFSPlusDate(DateTimeKind.Utc, buffer, offset + 20);
BackupDate = HfsPlusUtilities.ReadHFSPlusDate(DateTimeKind.Utc, buffer, offset + 24);
CheckedDate = HfsPlusUtilities.ReadHFSPlusDate(DateTimeKind.Utc, buffer, offset + 28);
FileCount = Utilities.ToUInt32BigEndian(buffer, offset + 32);
FolderCount = Utilities.ToUInt32BigEndian(buffer, offset + 36);
BlockSize = Utilities.ToUInt32BigEndian(buffer, offset + 40);
TotalBlocks = Utilities.ToUInt32BigEndian(buffer, offset + 44);
FreeBlocks = Utilities.ToUInt32BigEndian(buffer, offset + 48);
NextAllocation = Utilities.ToUInt32BigEndian(buffer, offset + 52);
ResourceClumpSize = Utilities.ToUInt32BigEndian(buffer, offset + 56);
DataClumpSize = Utilities.ToUInt32BigEndian(buffer, offset + 60);
NextCatalogId = new CatalogNodeId(Utilities.ToUInt32BigEndian(buffer, offset + 64));
WriteCount = Utilities.ToUInt32BigEndian(buffer, offset + 68);
EncodingsBitmap = Utilities.ToUInt64BigEndian(buffer, offset + 72);
FinderInfo = new uint[8];
for (int i = 0; i < 8; ++i)
{
FinderInfo[i] = Utilities.ToUInt32BigEndian(buffer, offset + 80 + (i * 4));
}
AllocationFile = (ForkData)Utilities.ToStruct<ForkData>(buffer, offset + 112);
ExtentsFile = (ForkData)Utilities.ToStruct<ForkData>(buffer, offset + 192);
CatalogFile = (ForkData)Utilities.ToStruct<ForkData>(buffer, offset + 272);
AttributesFile = (ForkData)Utilities.ToStruct<ForkData>(buffer, offset + 352);
StartupFile = (ForkData)Utilities.ToStruct<ForkData>(buffer, offset + 432);
return 512;
}
public FileBuffer(Context context, ForkData baseData, CatalogNodeId catalogNodeId)
{
_context = context;
_baseData = baseData;
_cnid = catalogNodeId;
}
public FileBuffer(Context context, ForkData baseData, CatalogNodeId catalogNodeId)
{
_context = context;
_baseData = baseData;
_cnid = catalogNodeId;
}
/// <summary>
/// Initializes a new instance of the <see cref="FileBuffer"/> class.
/// </summary>
/// <param name="context">
/// The global HFS+ context.
/// </param>
/// <param name="baseData">
/// The <see cref="ForkData"/> structure which represents the base file data.
/// </param>
/// <param name="catalogNodeId">
/// The <see cref="CatalogNodeId"/> which uniquely identifies the file.
/// </param>
public FileBuffer(Context context, ForkData baseData, CatalogNodeId catalogNodeId)
{
this.context = context;
this.baseData = baseData;
this.cnid = catalogNodeId;
}
public FileBuffer(Context context, ForkData baseData)
{
_context = context;
_baseData = baseData;
}