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/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 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.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.
*
* SPDX-License-Identifier: curl
*
***************************************************************************/
#include "first.h"
static CURLcode test_lib1501(const char *URL)
{
static const long HANG_TIMEOUT = 30 * 1000;
/* 500 milliseconds allowed. An extreme number but lets be really
conservative to allow old and slow machines to run this test too */
static const int MAX_BLOCKED_TIME_MS = 500;
CURL *curl = NULL;
CURLM *multi = NULL;
CURLcode result = CURLE_OK;
int still_running = 0;
start_test_timing();
global_init(CURL_GLOBAL_ALL);
easy_init(curl);
easy_setopt(curl, CURLOPT_URL, URL);
easy_setopt(curl, CURLOPT_VERBOSE, 1L);
multi_init(multi);
multi_add_handle(multi, curl);
multi_perform(multi, &still_running);
abort_on_test_timeout_custom(HANG_TIMEOUT);
while(still_running) {
struct timeval timeout;
fd_set fdread;
fd_set fdwrite;
fd_set fdexcep;
int maxfd = -99;
struct curltime before;
struct curltime after;
timediff_t e;
timeout.tv_sec = 0;
timeout.tv_usec = 100000L; /* 100 ms */
FD_ZERO(&fdread);
FD_ZERO(&fdwrite);
FD_ZERO(&fdexcep);
multi_fdset(multi, &fdread, &fdwrite, &fdexcep, &maxfd);
/* At this point, maxfd is guaranteed to be greater or equal than -1. */
select_test(maxfd + 1, &fdread, &fdwrite, &fdexcep, &timeout);
abort_on_test_timeout_custom(HANG_TIMEOUT);
curl_mfprintf(stderr, "ping\n");
before = curlx_now();
multi_perform(multi, &still_running);
abort_on_test_timeout_custom(HANG_TIMEOUT);
after = curlx_now();
e = curlx_timediff_ms(after, before);
curl_mfprintf(stderr, "pong = %ld\n", (long)e);
if(e > MAX_BLOCKED_TIME_MS) {
result = CURLE_TOO_LARGE;
break;
}
}
test_cleanup:
/* undocumented cleanup sequence - type UA */
curl_multi_cleanup(multi);
curl_easy_cleanup(curl);
curl_global_cleanup();
return result;
}
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