internal TarArchiveEntry CreateEntry(string name, Stream data)
{
lock (this)
{
TarIOEntry entry;
this.realEntries.Add(entry = new TarIOEntry()
{
Length = BLOCK_SIZE,
Offset = baseStream.Length + BLOCK_SIZE,
Entry = new TarArchiveEntry(archive, name, this.realEntries.Count),
});
baseStream.Seek(0, SeekOrigin.End);
baseStream.SetLength(baseStream.Length + BLOCK_SIZE * 2);
var header = new TarIOFileHeader()
{
Filename = name,
LastModified = DateTime.Now,
Size = data.Length,
Type = LinkIndicator.File
};
header.Serialise(baseStream);
entry.Stream = new TarIOFileItemStream(entry.Offset, entry.Length, baseStream);
data.CopyTo(entry.Stream);
return(entry.Entry);
}
}
internal Stream OpenStream(int index)
{
lock (this)
{
if (index < 0 || index >= this.realEntries.Count)
{
throw new ArgumentOutOfRangeException("index");
}
TarIOEntry entry = realEntries[index];
if (entry.Stream != null && entry.Stream.Closed)
{
throw new InvalidOperationException(
"A stream for the requested resouce is already open");
}
else
{
var @return = new TarIOFileItemStream(entry.Offset, entry.Length, this);
realEntries[index].Stream = @return;
return(@return);
}
}
}