private void CheckMultiInfo()
{
IntPtr pMessage;
while ((pMessage = CurlNative.Multi.InfoRead(_multiHandle, out int _)) != IntPtr.Zero)
{
var message = Marshal.PtrToStructure <CurlNative.Multi.CURLMsg>(pMessage);
if (message.msg != CURLMSG.DONE)
{
throw new Exception($"Unexpected curl_multi_info_read result message: {message.msg}.");
}
var context = _easyPool[message.easy_handle];
/* Do not use message data after calling curl_multi_remove_handle() and
* curl_easy_cleanup(). As per curl_multi_info_read() docs:
* "WARNING: The data the returned pointer points to will not survive
* calling curl_multi_cleanup, curl_multi_remove_handle or
* curl_easy_cleanup." */
var action = _responseConsumer.OnComplete(context.Easy, context.CurrentRequest, message.data.result);
if (action == HandleCompletedAction.ReuseHandleAndRetry)
{
CurlNative.Multi.RemoveHandle(_multiHandle, context.Easy);
CurlNative.Multi.AddHandle(_multiHandle, context.Easy);
}
else if (action == HandleCompletedAction.ResetHandleAndNext)
{
CurlNative.Multi.RemoveHandle(_multiHandle, context.Easy);
CurlNative.Easy.Reset(context.Easy);
GC.KeepAlive(context.CurrentRequest);
context.IsUsed = false;
context.CurrentRequest = null;
Refill();
}
}
}
private void CheckMultiInfo()
{
IntPtr pMessage;
while ((pMessage = CurlNative.Multi.InfoRead(_multiHandle, out int _)) != IntPtr.Zero)
{
var message = Marshal.PtrToStructure <CurlNative.Multi.CURLMsg>(pMessage);
if (message.msg != CURLMSG.DONE)
{
throw new Exception($"Unexpected curl_multi_info_read result message: {message.msg}.");
}
var easy = _easyPool.GetSafeHandleFromPtr(message.easy_handle);
/* Do not use message data after calling curl_multi_remove_handle() and
* curl_easy_cleanup(). As per curl_multi_info_read() docs:
* "WARNING: The data the returned pointer points to will not survive
* calling curl_multi_cleanup, curl_multi_remove_handle or
* curl_easy_cleanup." */
_easyPool.GetAssignedContext(easy, out T requestContext);
var action = _responseConsumer.OnComplete(easy, requestContext, message.data.result);
if (action == HandleCompletedAction.ReuseHandleAndRetry)
{
CurlNative.Multi.RemoveHandle(_multiHandle, easy);
CurlNative.Multi.AddHandle(_multiHandle, easy);
}
else if (action == HandleCompletedAction.ResetHandleAndNext)
{
CurlNative.Multi.RemoveHandle(_multiHandle, easy);
CurlNative.Easy.Reset(easy);
_easyPool.UnassignContext(easy);
_easyPool.Free(easy);
Refill();
}
}
}
