private void DownloadUpdateCompleted(object sender, AsyncCompletedEventArgs e)
{
var raiseEventArgs = e;
if (!e.Cancelled && e.Error == null)
{
try
{
#if !PORTABLE
var updateAuthenticode = new Authenticode(_currentUpdateInfo.UpdateFilePath)
{
RequireThumbprintMatch = true,
ThumbprintToMatch = _currentUpdateInfo.CertificateThumbprint
};
if (updateAuthenticode.Verify() != Authenticode.StatusValue.Verified)
{
if (updateAuthenticode.Status == Authenticode.StatusValue.UnhandledException)
{
throw (updateAuthenticode.Exception);
}
throw (new Exception(updateAuthenticode.StatusMessage));
}
#else
using (var md5 = MD5.Create())
{
using (var stream = File.OpenRead(_currentUpdateInfo.UpdateFilePath))
{
var hash = md5.ComputeHash(stream);
var hashString = BitConverter.ToString(hash).Replace("-", "");
if (!hashString.Equals(_currentUpdateInfo.CertificateThumbprint))
{
throw new Exception("MD5 Hashes didn't match!");
}
}
}
#endif
}
catch (Exception ex)
{
raiseEventArgs = new AsyncCompletedEventArgs(ex, false, null);
}
}
if (raiseEventArgs.Cancelled || raiseEventArgs.Error != null)
{
File.Delete(_currentUpdateInfo.UpdateFilePath);
}
DownloadUpdateCompletedEventEvent?.Invoke(this, raiseEventArgs);
_downloadUpdateWebClient.Dispose();
_downloadUpdateWebClient = null;
}
private void DownloadUpdateCompleted(object sender, AsyncCompletedEventArgs e)
{
AsyncCompletedEventArgs raiseEventArgs = e;
if (!e.Cancelled && e.Error == null)
{
try
{
Authenticode updateAuthenticode = new Authenticode(_currentUpdateInfo.UpdateFilePath);
updateAuthenticode.RequireThumbprintMatch = true;
updateAuthenticode.ThumbprintToMatch = _currentUpdateInfo.CertificateThumbprint;
if (updateAuthenticode.Verify() != Authenticode.StatusValue.Verified)
{
if (updateAuthenticode.Status == Authenticode.StatusValue.UnhandledException)
{
throw (updateAuthenticode.Exception);
}
else
{
throw (new Exception(updateAuthenticode.StatusMessage));
}
}
}
catch (Exception ex)
{
raiseEventArgs = new AsyncCompletedEventArgs(ex, false, null);
}
}
if (raiseEventArgs.Cancelled || raiseEventArgs.Error != null)
{
File.Delete(_currentUpdateInfo.UpdateFilePath);
}
DownloadUpdateCompletedEventEvent?.Invoke(this, raiseEventArgs);
_downloadUpdateWebClient.Dispose();
_downloadUpdateWebClient = null;
}
