/*************************************************************************** * _ _ ____ _ * Project ___| | | | _ \| | * / __| | | | |_) | | * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * * Copyright (C) 1998 - 2019, 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.haxx.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. * ***************************************************************************/ /* <DESC> * Download a given URL into a local file named page.out. * </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(int argc, char *argv[]) { CURL *curl_handle; static const char *pagefilename = "page.out"; FILE *pagefile; if(argc < 2) { printf("Usage: %s <URL>\n", argv[0]); return 1; } curl_global_init(CURL_GLOBAL_ALL); /* init the curl session */ curl_handle = curl_easy_init(); /* set URL to get here */ curl_easy_setopt(curl_handle, CURLOPT_URL, argv[1]); /* Switch on full protocol/debug output while testing */ curl_easy_setopt(curl_handle, CURLOPT_VERBOSE, 1L); /* disable progress meter, set to 0L to enable it */ 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 file */ pagefile = fopen(pagefilename, "wb"); if(pagefile) { /* write the page body to this file handle */ curl_easy_setopt(curl_handle, CURLOPT_WRITEDATA, pagefile); /* get it! */ curl_easy_perform(curl_handle); /* close the header file */ fclose(pagefile); } /* cleanup curl stuff */ curl_easy_cleanup(curl_handle); curl_global_cleanup(); return 0; }