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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
*
***************************************************************************/
/* <DESC>
* Simple HTTP GET that stores the headers in a separate file
* </DESC>
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <curl/curl.h>
static size_t write_data(void *ptr, size_t size, size_t nmemb, void *stream)
{
size_t written = fwrite(ptr, size, nmemb, (FILE *)stream);
return written;
}
int main(void)
{
CURL *curl_handle;
static const char *headerfilename = "head.out";
FILE *headerfile;
static const char *bodyfilename = "body.out";
FILE *bodyfile;
curl_global_init(CURL_GLOBAL_ALL);
/* init the curl session */
curl_handle = curl_easy_init();
/* set URL to get */
curl_easy_setopt(curl_handle, CURLOPT_URL, "https://example.com");
/* no progress meter please */
curl_easy_setopt(curl_handle, CURLOPT_NOPROGRESS, 1L);
/* send all data to this function */
curl_easy_setopt(curl_handle, CURLOPT_WRITEFUNCTION, write_data);
/* open the header file */
headerfile = fopen(headerfilename, "wb");
if(!headerfile) {
curl_easy_cleanup(curl_handle);
return -1;
}
/* open the body file */
bodyfile = fopen(bodyfilename, "wb");
if(!bodyfile) {
curl_easy_cleanup(curl_handle);
fclose(headerfile);
return -1;
}
/* we want the headers be written to this file handle */
curl_easy_setopt(curl_handle, CURLOPT_HEADERDATA, headerfile);
/* we want the body be written to this file handle instead of stdout */
curl_easy_setopt(curl_handle, CURLOPT_WRITEDATA, bodyfile);
/* get it! */
curl_easy_perform(curl_handle);
/* close the header file */
fclose(headerfile);
/* close the body file */
fclose(bodyfile);
/* cleanup curl stuff */
curl_easy_cleanup(curl_handle);
return 0;
}
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