Current File : //opt/cpanel/libcurl/share/doc/ea-libcurl-devel/localport.c
/***************************************************************************
* _ _ ____ _
* 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
*
***************************************************************************/
/* <DESC>
* Use CURLOPT_LOCALPORT to control local port number
* </DESC>
*/
#include <stdio.h>
#include <curl/curl.h>
int main(void)
{
CURL *curl;
CURLcode res = CURLE_OK;
curl = curl_easy_init();
if(curl) {
/* Try to use a local port number between 20000-20009 */
curl_easy_setopt(curl, CURLOPT_LOCALPORT, 20000L);
/* 10 means number of attempts, which starts with the number set in
CURLOPT_LOCALPORT. The lowe value set, the smaller the change it will
work. */
curl_easy_setopt(curl, CURLOPT_LOCALPORTRANGE, 10L);
curl_easy_setopt(curl, CURLOPT_URL, "https://curl.se/");
res = curl_easy_perform(curl);
/* always cleanup */
curl_easy_cleanup(curl);
}
return (int)res;
}
Mini Shell