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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
- *
- ***************************************************************************/
- /*
- * This source code is used for lib1502, lib1503, lib1504 and lib1505 with
- * only #ifdefs controlling the cleanup sequence.
- *
- * Test case 1502 converted from bug report #3575448, identifying a memory
- * leak in the CURLOPT_RESOLVE handling with the multi interface.
- */
- #include "test.h"
- #include <limits.h>
- #include "testutil.h"
- #include "warnless.h"
- #include "memdebug.h"
- #define TEST_HANG_TIMEOUT 60 * 1000
- int test(char *URL)
- {
- CURL *easy = NULL;
- CURL *dup;
- CURLM *multi = NULL;
- int still_running;
- int res = 0;
- char redirect[160];
- /* DNS cache injection */
- struct curl_slist *dns_cache_list;
- res_global_init(CURL_GLOBAL_ALL);
- if(res) {
- return res;
- }
- msnprintf(redirect, sizeof(redirect), "google.com:%s:%s", libtest_arg2,
- libtest_arg3);
- start_test_timing();
- dns_cache_list = curl_slist_append(NULL, redirect);
- if(!dns_cache_list) {
- fprintf(stderr, "curl_slist_append() failed\n");
- curl_global_cleanup();
- return TEST_ERR_MAJOR_BAD;
- }
- easy_init(easy);
- easy_setopt(easy, CURLOPT_URL, URL);
- easy_setopt(easy, CURLOPT_HEADER, 1L);
- easy_setopt(easy, CURLOPT_RESOLVE, dns_cache_list);
- dup = curl_easy_duphandle(easy);
- if(dup) {
- curl_easy_cleanup(easy);
- easy = dup;
- }
- else {
- curl_slist_free_all(dns_cache_list);
- curl_easy_cleanup(easy);
- curl_global_cleanup();
- return CURLE_OUT_OF_MEMORY;
- }
- multi_init(multi);
- multi_add_handle(multi, easy);
- multi_perform(multi, &still_running);
- abort_on_test_timeout();
- while(still_running) {
- struct timeval timeout;
- fd_set fdread;
- fd_set fdwrite;
- fd_set fdexcep;
- int maxfd = -99;
- FD_ZERO(&fdread);
- FD_ZERO(&fdwrite);
- FD_ZERO(&fdexcep);
- timeout.tv_sec = 1;
- timeout.tv_usec = 0;
- 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();
- multi_perform(multi, &still_running);
- abort_on_test_timeout();
- }
- test_cleanup:
- #ifdef LIB1502
- /* undocumented cleanup sequence - type UA */
- curl_multi_cleanup(multi);
- curl_easy_cleanup(easy);
- curl_global_cleanup();
- #endif
- #ifdef LIB1503
- /* proper cleanup sequence - type PA */
- curl_multi_remove_handle(multi, easy);
- curl_multi_cleanup(multi);
- curl_easy_cleanup(easy);
- curl_global_cleanup();
- #endif
- #ifdef LIB1504
- /* undocumented cleanup sequence - type UB */
- curl_easy_cleanup(easy);
- curl_multi_cleanup(multi);
- curl_global_cleanup();
- #endif
- #ifdef LIB1505
- /* proper cleanup sequence - type PB */
- curl_multi_remove_handle(multi, easy);
- curl_easy_cleanup(easy);
- curl_multi_cleanup(multi);
- curl_global_cleanup();
- #endif
- curl_slist_free_all(dns_cache_list);
- return res;
- }
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