ronnieoverby

public static class SftpExtensions
{
    /// <remarks> 
    /// unfortunately the ssh library doesn't expose a modern async api
    /// that supports cancellation via CancellationToken
    /// so we have to wrap the APM pattern with a TaskCompletionSource
    /// </remarks>
    public static Task UploadFileAsync(this SftpClient sftpClient, Stream input, string path, bool canOverride, Action<ulong> uploadCallback = null, CancellationToken cancellationToken = default(CancellationToken))
    {
        var tcs = new TaskCompletionSource<SftpUploadAsyncResult>();