mirror of
https://github.com/moparisthebest/curl
synced 2024-12-25 01:28:51 -05:00
dcd6f81025
The function does not return the same value as snprintf() normally does, so readers may be mislead into thinking the code works differently than it actually does. A different function name makes this easier to detect. Reported-by: Tomas Hoger Assisted-by: Daniel Gustafsson Fixes #3296 Closes #3297
249 lines
6.0 KiB
C
249 lines
6.0 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) 2013 - 2018, Linus Nielsen Feltzing, <linus@haxx.se>
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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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#define MAX_URLS 200
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#define MAX_BLACKLIST 20
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static int urltime[MAX_URLS];
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static char *urlstring[MAX_URLS];
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static CURL *handles[MAX_URLS];
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static char *site_blacklist[MAX_BLACKLIST];
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static char *server_blacklist[MAX_BLACKLIST];
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static int num_handles;
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static int blacklist_num_servers;
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static int blacklist_num_sites;
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static size_t
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write_callback(void *contents, size_t size, size_t nmemb, void *userp)
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{
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size_t realsize = size * nmemb;
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(void)contents;
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(void)userp;
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return realsize;
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}
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static int parse_url_file(const char *filename)
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{
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FILE *f;
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int filetime;
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char buf[200];
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num_handles = 0;
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blacklist_num_sites = 0;
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blacklist_num_servers = 0;
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f = fopen(filename, "rb");
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if(!f)
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return 0;
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while(!feof(f)) {
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if(fscanf(f, "%d %199s\n", &filetime, buf)) {
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urltime[num_handles] = filetime;
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urlstring[num_handles] = strdup(buf);
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num_handles++;
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continue;
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}
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if(fscanf(f, "blacklist_site %199s\n", buf)) {
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site_blacklist[blacklist_num_sites] = strdup(buf);
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blacklist_num_sites++;
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continue;
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}
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break;
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}
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fclose(f);
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site_blacklist[blacklist_num_sites] = NULL;
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server_blacklist[blacklist_num_servers] = NULL;
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return num_handles;
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}
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static void free_urls(void)
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{
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int i;
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for(i = 0; i < num_handles; i++) {
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Curl_safefree(urlstring[i]);
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}
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for(i = 0; i < blacklist_num_servers; i++) {
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Curl_safefree(server_blacklist[i]);
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}
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for(i = 0; i < blacklist_num_sites; i++) {
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Curl_safefree(site_blacklist[i]);
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}
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}
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static int create_handles(void)
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{
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int i;
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for(i = 0; i < num_handles; i++) {
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handles[i] = curl_easy_init();
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}
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return 0;
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}
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static void setup_handle(char *base_url, CURLM *m, int handlenum)
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{
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char urlbuf[256];
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msnprintf(urlbuf, sizeof(urlbuf), "%s%s", base_url, urlstring[handlenum]);
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curl_easy_setopt(handles[handlenum], CURLOPT_URL, urlbuf);
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curl_easy_setopt(handles[handlenum], CURLOPT_VERBOSE, 1L);
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curl_easy_setopt(handles[handlenum], CURLOPT_FAILONERROR, 1L);
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curl_easy_setopt(handles[handlenum], CURLOPT_WRITEFUNCTION, write_callback);
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curl_easy_setopt(handles[handlenum], CURLOPT_WRITEDATA, NULL);
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curl_multi_add_handle(m, handles[handlenum]);
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}
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static void remove_handles(void)
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{
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int i;
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for(i = 0; i < num_handles; i++) {
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if(handles[i])
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curl_easy_cleanup(handles[i]);
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}
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}
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int test(char *URL)
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{
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int res = 0;
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CURLM *m = NULL;
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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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int running;
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int handlenum = 0;
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struct timeval last_handle_add;
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if(parse_url_file(libtest_arg2) <= 0)
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goto test_cleanup;
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start_test_timing();
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curl_global_init(CURL_GLOBAL_ALL);
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multi_init(m);
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create_handles();
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multi_setopt(m, CURLMOPT_PIPELINING, 1L);
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multi_setopt(m, CURLMOPT_MAX_HOST_CONNECTIONS, 2L);
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multi_setopt(m, CURLMOPT_MAX_PIPELINE_LENGTH, 3L);
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multi_setopt(m, CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE, 15000L);
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multi_setopt(m, CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE, 10000L);
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multi_setopt(m, CURLMOPT_PIPELINING_SITE_BL, site_blacklist);
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multi_setopt(m, CURLMOPT_PIPELINING_SERVER_BL, server_blacklist);
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last_handle_add = tutil_tvnow();
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for(;;) {
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struct timeval interval;
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struct timeval now;
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fd_set rd, wr, exc;
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int maxfd = -99;
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long timeout;
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interval.tv_sec = 1;
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interval.tv_usec = 0;
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if(handlenum < num_handles) {
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now = tutil_tvnow();
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if(tutil_tvdiff(now, last_handle_add) >= urltime[handlenum]) {
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fprintf(stdout, "Adding handle %d\n", handlenum);
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setup_handle(URL, m, handlenum);
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last_handle_add = now;
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handlenum++;
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}
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}
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curl_multi_perform(m, &running);
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abort_on_test_timeout();
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/* See how the transfers went */
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do {
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msg = curl_multi_info_read(m, &msgs_left);
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if(msg && msg->msg == CURLMSG_DONE) {
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int i;
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/* Find out which handle this message is about */
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for(i = 0; i < num_handles; i++) {
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int found = (msg->easy_handle == handles[i]);
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if(found)
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break;
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}
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printf("Handle %d Completed with status %d\n", i, msg->data.result);
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curl_multi_remove_handle(m, handles[i]);
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}
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} while(msg);
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if(handlenum == num_handles && !running) {
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break; /* done */
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}
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FD_ZERO(&rd);
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FD_ZERO(&wr);
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FD_ZERO(&exc);
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curl_multi_fdset(m, &rd, &wr, &exc, &maxfd);
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/* At this point, maxfd is guaranteed to be greater or equal than -1. */
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curl_multi_timeout(m, &timeout);
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if(timeout < 0)
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timeout = 1;
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interval.tv_sec = timeout / 1000;
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interval.tv_usec = (timeout % 1000) * 1000;
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interval.tv_sec = 0;
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interval.tv_usec = 1000;
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select_test(maxfd + 1, &rd, &wr, &exc, &interval);
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abort_on_test_timeout();
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}
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test_cleanup:
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remove_handles();
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/* undocumented cleanup sequence - type UB */
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curl_multi_cleanup(m);
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curl_global_cleanup();
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free_urls();
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return res;
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}
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