1/*************************************************************************** 2 * _ _ ____ _ 3 * Project ___| | | | _ \| | 4 * / __| | | | |_) | | 5 * | (__| |_| | _ <| |___ 6 * \___|\___/|_| \_\_____| 7 * 8 * Copyright (C) 1998 - 2011, 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 http://curl.haxx.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 ***************************************************************************/ 22#include <stdio.h> 23#include <curl/curl.h> 24 25#define STOP_DOWNLOAD_AFTER_THIS_MANY_BYTES 6000 26 27static int progress(void *p, 28 double dltotal, double dlnow, 29 double ultotal, double ulnow) 30{ 31 fprintf(stderr, "UP: %g of %g DOWN: %g of %g\r\n", 32 ulnow, ultotal, dlnow, dltotal); 33 34 if(dlnow > STOP_DOWNLOAD_AFTER_THIS_MANY_BYTES) 35 return 1; 36 return 0; 37} 38 39int main(void) 40{ 41 CURL *curl; 42 CURLcode res=0; 43 44 curl = curl_easy_init(); 45 if(curl) { 46 curl_easy_setopt(curl, CURLOPT_URL, "http://example.com/"); 47 curl_easy_setopt(curl, CURLOPT_PROGRESSFUNCTION, progress); 48 curl_easy_setopt(curl, CURLOPT_NOPROGRESS, 0L); 49 res = curl_easy_perform(curl); 50 51 if(res) 52 fprintf(stderr, "%s\n", curl_easy_strerror(res)); 53 54 /* always cleanup */ 55 curl_easy_cleanup(curl); 56 } 57 return (int)res; 58} 59