internal int ReadFile(Guid id, string src, string path,
byte[] buffer, long offset, long length, long start)
{
Pub(id, new FileRequest
{
Source = src,
Path = path,
Buffer = (int)length,
Offset = start
});
var chunkRef = BuildChunkRef(id, src, path, start);
ReadFileChunk handle = null;
var numberOfTries = 0;
while (handle == null && (numberOfTries++) <= 50)
{
if (!chunks.TryGetValue(chunkRef, out handle))
{
Thread.Sleep(10);
}
}
var bytesRead = handle(buffer, offset, length, start);
chunks.TryRemove(chunkRef, out handle);
return(bytesRead);
}
public ResponseStatus Process(object src, FileResponse msg)
{
var chunkRef = BuildChunkRef(src, msg.Source, msg.Relative, msg.Offset);
ReadFileChunk chunk = (b, o, l, s) =>
{
Array.Copy(msg.Bytes, 0, b, o, Math.Min(l, msg.Length));
return((int)msg.Length);
};
chunks[chunkRef] = chunk;
return(ResponseStatus.Handled);
}
public Task <Stream> OpenReadAsync(IUnixFileEntry file, long startPos, CancellationToken token)
{
var entity = (VirtualFile)file;
var vfs = Parent.Parent.Parent;
var folder = entity.Path.Replace(entity.Name, "");
var model = vfs.GetFolder(folder, false) as VfsFolder;
var entry = model[entity.Name] as IFile;
Guid id;
string arg, relative;
DetermineArgs(vfs, model, entity, out id, out arg, out relative);
ReadFileChunk rfc = (a, b, c, d) =>
vfs.ReadFile(id, arg, relative, a, b, c, d);
var str = new VirtualStream(entry, startPos, rfc);
return(Task.FromResult <Stream>(str));
}
public VirtualStream(IFile file, long start, ReadFileChunk chunk)
{
this.file = file;
this.start = start;
this.chunk = chunk;
}