public IEnumerator <T> GetEnumerator()
{
using (var stream = _fileHeader.FileInfo.Open(FileMode.Open, FileAccess.Read, FileShare.Read))
{
stream.Seek(_fileHeader.FileHeaderSize, SeekOrigin.Begin);
while (stream.Position < stream.Length)
{
var blockCount = 0L;
var blockSize = 0L;
var blockData = default(byte[]);
var blockSync = new byte[16];
using (var decoder = new BinaryDecoder(stream))
{
blockCount = decoder.ReadLong();
blockSize = decoder.ReadLong();
}
blockData = new byte[blockSize];
stream.Read(blockData.AsSpan());
stream.Read(blockSync.AsSpan());
if (!blockSync.SequenceEqual(_fileHeader.Sync))
{
throw new Exception("Sync marker mismach");
}
using (var memoryStream = CreateDataStream(blockData))
using (var decoder = new BinaryDecoder(memoryStream))
for (var i = 0L; i < blockCount; i++)
{
yield return(_reader.Read(decoder));
}
}
}
}
