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curl/src/tool_cb_rea.h
John Schroeder 9a2cbf30b8
curl: fix --upload-file . hangs if delay in STDIN
Attempt to unpause a busy read in the CURLOPT_XFERINFOFUNCTION.

When uploading from stdin in non-blocking mode, a delay in reading
the stream (EAGAIN) causes curl to pause sending data
(CURL_READFUNC_PAUSE).  Prior to this change, a busy read was
detected and unpaused only in the CURLOPT_WRITEFUNCTION handler.
This change performs the same busy read handling in a
CURLOPT_XFERINFOFUNCTION handler.

Fixes #2051
Closes #4599
Reported-by: bdry on github
2019-11-26 09:17:52 +01:00

41 lines
1.5 KiB
C

#ifndef HEADER_CURL_TOOL_CB_REA_H
#define HEADER_CURL_TOOL_CB_REA_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
#include "tool_setup.h"
/*
** callback for CURLOPT_READFUNCTION
*/
size_t tool_read_cb(void *buffer, size_t sz, size_t nmemb, void *userdata);
/*
** callback for CURLOPT_XFERINFOFUNCTION used to unpause busy reads
*/
int tool_readbusy_cb(void *clientp,
curl_off_t dltotal, curl_off_t dlnow,
curl_off_t ultotal, curl_off_t ulnow);
#endif /* HEADER_CURL_TOOL_CB_REA_H */