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75 строки
2.1 KiB
C
75 строки
2.1 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 - 2021, 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.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 "curlcheck.h"
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#include "hostip.h"
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CURLcode Curl_shuffle_addr(struct Curl_easy *data,
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struct Curl_addrinfo **addr);
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#define NUM_ADDRS 8
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static struct Curl_addrinfo addrs[NUM_ADDRS];
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static CURLcode unit_setup(void)
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{
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int i;
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for(i = 0; i < NUM_ADDRS - 1; i++) {
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addrs[i].ai_next = &addrs[i + 1];
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}
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return CURLE_OK;
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}
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static void unit_stop(void)
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{
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curl_global_cleanup();
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}
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UNITTEST_START
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{
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int i;
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CURLcode code;
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struct Curl_addrinfo *addrhead = addrs;
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struct Curl_easy *easy = curl_easy_init();
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abort_unless(easy, "out of memory");
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code = curl_easy_setopt(easy, CURLOPT_DNS_SHUFFLE_ADDRESSES, 1L);
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abort_unless(code == CURLE_OK, "curl_easy_setopt failed");
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/* Shuffle repeatedly and make sure that the list changes */
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for(i = 0; i < 10; i++) {
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if(CURLE_OK != Curl_shuffle_addr(easy, &addrhead))
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break;
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if(addrhead != addrs)
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break;
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}
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curl_easy_cleanup(easy);
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curl_global_cleanup();
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abort_unless(addrhead != addrs, "addresses are not being reordered");
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return 0;
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}
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UNITTEST_STOP
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