public override int Read(byte[] buffer, int offset, int count)
{
if (mStream == null)
{
throw new ObjectDisposedException("SambaInputStream");
}
try
{
int res = SmbOperations.WithRetries(() =>
{
return(mStream.Read(buffer, offset, count));
});
// note: java.io.Stream.Read returns -1 on end of input, but
// System.IO.Stream must return 0 in that case
if (res == -1)
{
#if DEBUG_SAMBA
Android.Util.Log.Debug("SambaInputStream", "End of stream reached at " + mPos + "(length is " + mFile.Length() + ")");
#endif
res = 0;
}
else
{
mPos += res;
#if DEBUG_SAMBA
Android.Util.Log.Debug("SambaInputStream", "Read " + res + " bytes from stream, new pos is " + mPos);
#endif
}
return(res);
}
catch (SmbException ex)
{
throw new System.IO.IOException(ex.Message, ex);
}
catch (Java.IO.IOException ex)
{
throw new System.IO.IOException(ex.Message, ex);
}
}
/// <exception cref="System.IO.IOException"></exception>
protected internal override void DoReceiveFragment(byte[] buf, bool isDirect)
{
int off;
int flags;
int length;
if (buf.Length < MaxRecv)
{
throw new ArgumentException("buffer too small");
}
if (IsStart && !isDirect)
{
// start of new frag, do trans
off = In.Read(buf, 0, 1024);
}
else
{
off = In.ReadDirect(buf, 0, buf.Length);
}
if (buf[0] != 5 && buf[1] != 0)
{
throw new IOException("Unexpected DCERPC PDU header");
}
flags = buf[3] & unchecked (0xFF);
// next read is start of new frag
IsStart = (flags & DcerpcConstants.DcerpcLastFrag) == DcerpcConstants.DcerpcLastFrag;
length = Encdec.Dec_uint16le(buf, 8);
if (length > MaxRecv)
{
throw new IOException("Unexpected fragment length: " + length);
}
while (off < length)
{
off += In.ReadDirect(buf, off, length - off);
}
}
// This is NOT best-practice code, just showing a demo Jcifs api call
public async Task getFileContents()
{
await Task.Run(() => {
var smbStream = new SmbFileInputStream("smb://*****:*****@file_server//d.txt");
byte[] b = new byte[8192];
int n;
while ((n = smbStream.Read(b)) > 0)
{
Console.Write(Encoding.UTF8.GetString(b).ToCharArray(), 0, n);
}
Button button = FindViewById <Button> (Resource.Id.myButton);
RunOnUiThread(() => {
button.Text = Encoding.UTF8.GetString(b);
});
}
).ContinueWith((Task arg) => {
Console.WriteLine(arg.Status);
if (arg.Status == TaskStatus.Faulted)
{
Console.WriteLine(arg.Exception);
}
}
);
}
