mirror of
https://github.com/curl/curl.git
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145 lines
4.3 KiB
C
145 lines
4.3 KiB
C
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.haxx.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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#include "test.h"
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#include "testutil.h"
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#include "warnless.h"
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#include "memdebug.h"
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#define TEST_HANG_TIMEOUT 60 * 1000
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static char const testData[] = ".abc\0xyz";
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static off_t const testDataSize = sizeof(testData) - 1;
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int test(char *URL)
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{
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CURL *easy;
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CURLM *multi_handle;
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int still_running; /* keep number of running handles */
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CURLMsg *msg; /* for picking up messages with the transfer status */
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int msgs_left; /* how many messages are left */
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/* Allocate one CURL handle per transfer */
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easy = curl_easy_init();
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/* init a multi stack */
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multi_handle = curl_multi_init();
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/* add the individual transfer */
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curl_multi_add_handle(multi_handle, easy);
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/* set the options (I left out a few, you'll get the point anyway) */
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curl_easy_setopt(easy, CURLOPT_URL, URL);
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curl_easy_setopt(easy, CURLOPT_POSTFIELDSIZE_LARGE,
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(curl_off_t)testDataSize);
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curl_easy_setopt(easy, CURLOPT_POSTFIELDS, testData);
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/* we start some action by calling perform right away */
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curl_multi_perform(multi_handle, &still_running);
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do {
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struct timeval timeout;
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int rc; /* select() return code */
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CURLMcode mc; /* curl_multi_fdset() return code */
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fd_set fdread;
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fd_set fdwrite;
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fd_set fdexcep;
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int maxfd = -1;
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long curl_timeo = -1;
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FD_ZERO(&fdread);
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FD_ZERO(&fdwrite);
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FD_ZERO(&fdexcep);
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/* set a suitable timeout to play around with */
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timeout.tv_sec = 1;
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timeout.tv_usec = 0;
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curl_multi_timeout(multi_handle, &curl_timeo);
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if(curl_timeo >= 0) {
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timeout.tv_sec = curl_timeo / 1000;
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if(timeout.tv_sec > 1)
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timeout.tv_sec = 1;
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else
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timeout.tv_usec = (curl_timeo % 1000) * 1000;
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}
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/* get file descriptors from the transfers */
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mc = curl_multi_fdset(multi_handle, &fdread, &fdwrite, &fdexcep, &maxfd);
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if(mc != CURLM_OK) {
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fprintf(stderr, "curl_multi_fdset() failed, code %d.\n", mc);
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break;
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}
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/* On success the value of maxfd is guaranteed to be >= -1. We call
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select(maxfd + 1, ...); specially in case of (maxfd == -1) there are
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no fds ready yet so we call select(0, ...) --or Sleep() on Windows--
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to sleep 100ms, which is the minimum suggested value in the
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curl_multi_fdset() doc. */
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if(maxfd == -1) {
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#ifdef _WIN32
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Sleep(100);
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rc = 0;
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#else
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/* Portable sleep for platforms other than Windows. */
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struct timeval wait = { 0, 100 * 1000 }; /* 100ms */
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rc = select(0, NULL, NULL, NULL, &wait);
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#endif
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}
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else {
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/* Note that on some platforms 'timeout' may be modified by select().
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If you need access to the original value save a copy beforehand. */
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rc = select(maxfd+1, &fdread, &fdwrite, &fdexcep, &timeout);
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}
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switch(rc) {
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case -1:
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/* select error */
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break;
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case 0: /* timeout */
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default: /* action */
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curl_multi_perform(multi_handle, &still_running);
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break;
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}
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} while(still_running);
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/* See how the transfers went */
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while((msg = curl_multi_info_read(multi_handle, &msgs_left))) {
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if(msg->msg == CURLMSG_DONE) {
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printf("HTTP transfer completed with status %d\n", msg->data.result);
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break;
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}
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}
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curl_multi_cleanup(multi_handle);
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/* Free the CURL handles */
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curl_easy_cleanup(easy);
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return 0;
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}
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