quickjs-tart

quickjs-based runtime for wallet-core logic
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sepheaders.c (2732B)

      1 /***************************************************************************
      2  *                                  _   _ ____  _
      3  *  Project                     ___| | | |  _ \| |
      4  *                             / __| | | | |_) | |
      5  *                            | (__| |_| |  _ <| |___
      6  *                             \___|\___/|_| \_\_____|
      7  *
      8  * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
      9  *
     10  * This software is licensed as described in the file COPYING, which
     11  * you should have received as part of this distribution. The terms
     12  * are also available at https://curl.se/docs/copyright.html.
     13  *
     14  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
     15  * copies of the Software, and permit persons to whom the Software is
     16  * furnished to do so, under the terms of the COPYING file.
     17  *
     18  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
     19  * KIND, either express or implied.
     20  *
     21  * SPDX-License-Identifier: curl
     22  *
     23  ***************************************************************************/
     24 /* <DESC>
     25  * Simple HTTP GET that stores the headers in a separate file
     26  * </DESC>
     27  */
     28 #include <stdio.h>
     29 #include <stdlib.h>
     30 
     31 #include <curl/curl.h>
     32 
     33 static size_t write_data(void *ptr, size_t size, size_t nmemb, void *stream)
     34 {
     35   size_t written = fwrite(ptr, size, nmemb, (FILE *)stream);
     36   return written;
     37 }
     38 
     39 int main(void)
     40 {
     41   CURL *curl_handle;
     42   static const char *headerfilename = "head.out";
     43   FILE *headerfile;
     44   static const char *bodyfilename = "body.out";
     45   FILE *bodyfile;
     46 
     47   curl_global_init(CURL_GLOBAL_ALL);
     48 
     49   /* init the curl session */
     50   curl_handle = curl_easy_init();
     51 
     52   /* set URL to get */
     53   curl_easy_setopt(curl_handle, CURLOPT_URL, "https://example.com");
     54 
     55   /* no progress meter please */
     56   curl_easy_setopt(curl_handle, CURLOPT_NOPROGRESS, 1L);
     57 
     58   /* send all data to this function  */
     59   curl_easy_setopt(curl_handle, CURLOPT_WRITEFUNCTION, write_data);
     60 
     61   /* open the header file */
     62   headerfile = fopen(headerfilename, "wb");
     63   if(!headerfile) {
     64     curl_easy_cleanup(curl_handle);
     65     return -1;
     66   }
     67 
     68   /* open the body file */
     69   bodyfile = fopen(bodyfilename, "wb");
     70   if(!bodyfile) {
     71     curl_easy_cleanup(curl_handle);
     72     fclose(headerfile);
     73     return -1;
     74   }
     75 
     76   /* we want the headers be written to this file handle */
     77   curl_easy_setopt(curl_handle, CURLOPT_HEADERDATA, headerfile);
     78 
     79   /* we want the body be written to this file handle instead of stdout */
     80   curl_easy_setopt(curl_handle, CURLOPT_WRITEDATA, bodyfile);
     81 
     82   /* get it! */
     83   curl_easy_perform(curl_handle);
     84 
     85   /* close the header file */
     86   fclose(headerfile);
     87 
     88   /* close the body file */
     89   fclose(bodyfile);
     90 
     91   /* cleanup curl stuff */
     92   curl_easy_cleanup(curl_handle);
     93 
     94   return 0;
     95 }