public PalmFile(Stream stream, bool leaveOpen = false)
{
EndiannessAwareBinaryReader r = null;
var baseDate = new DateTime(1904, 1, 1);
try
{
r = new EndiannessAwareBinaryReader(stream, EndiannessAwareBinaryReader.Endianness.Big);
Name = new string(r.ReadChars(32));
Attributes = r.ReadUInt16();
Version = r.ReadUInt16();
CreationDate = baseDate + new TimeSpan(0, (int)(r.ReadUInt32() / 60), 0);
ModificationDate = baseDate + new TimeSpan(0, (int)(r.ReadUInt32() / 60), 0);
LastBackupDate = baseDate + new TimeSpan(0, (int)(r.ReadUInt32() / 60), 0);
ModificationNumber = r.ReadUInt32();
AppInfoID = r.ReadUInt32();
SortInfoID = r.ReadUInt32();
Type = new string(r.ReadChars(4));
Creator = new string(r.ReadChars(4));
UniqueIDSeed = r.ReadUInt32();
NextRecordListID = r.ReadUInt32();
var numberOfRecords = r.ReadUInt16();
RecordInfos = new PalmRecordInfo[numberOfRecords];
Records = new PalmRecord[numberOfRecords];
for (var i = 0; i < numberOfRecords; i++)
{
RecordInfos[i].DataOffset = r.ReadUInt32();
var info = r.ReadBytes(4);
RecordInfos[i].Attributes = info[0];
info[0] = 0;
RecordInfos[i].UniqueID = BytesToUint(info);
}
r.ReadUInt16(); // Unknown value
for (var i = 0; i < numberOfRecords; i++)
{
var start = RecordInfos[i].DataOffset;
var end = i < numberOfRecords - 1 ? RecordInfos[i + 1].DataOffset : r.BaseStream.Length;
var length = ((int)(end - start));
Records[i].Data = r.ReadBytes(length);
}
var header = new EndiannessAwareBinaryReader(new MemoryStream(Records[0].Data), EndiannessAwareBinaryReader.Endianness.Big);
Compression = header.ReadUInt16();
header.ReadUInt16(); // Unknown value
TextLength = header.ReadUInt32();
TextRecordCount = header.ReadUInt16();
TextRecordSize = header.ReadUInt16();
CurrentPosition = header.ReadUInt16();
}
finally
{
if (!leaveOpen)
{
r?.Close();
r?.Dispose();
stream?.Close();
stream?.Dispose();
}
}
}
