private async Task <PPError> ReadResponseBodyAsyncCore(byte[] buffer,
int bytes_to_read,
MessageLoop messageLoop = null)
{
var tcs = new TaskCompletionSource <PPError>();
EventHandler <PPError> handler = (s, e) => { tcs.TrySetResult(e); };
try
{
HandleReadResponseBody += handler;
if (MessageLoop == null && messageLoop == null)
{
ReadResponseBody(buffer, bytes_to_read);
}
else
{
Action <PPError> action = new Action <PPError>((e) =>
{
var result = (PPError)PPBURLLoader.ReadResponseBody(this,
buffer, bytes_to_read,
new BlockUntilComplete());
tcs.TrySetResult(result);
}
);
InvokeHelper(action, messageLoop);
}
return(await tcs.Task);
}
catch (Exception exc)
{
Console.WriteLine(exc.Message);
tcs.SetException(exc);
return(PPError.Aborted);
}
finally
{
HandleReadResponseBody -= handler;
}
}
/// <summary>
/// This function is used to read the response body. The size of the buffer
/// must be large enough to hold the specified number of bytes to read.
/// This function might perform a partial read.
/// </summary>
/// <param name="buffer">A byte array for the response body.</param>
/// <param name="bytesToRead">The number of bytes to read.</param>
/// <returns></returns>
public PPError ReadResponseBody(byte[] buffer,
int bytesToRead)
=> (PPError)PPBURLLoader.ReadResponseBody(this, buffer, bytesToRead,
new CompletionCallback(OnReadResponseBody));
