| /*************************************************************************** |
| * _ _ ____ _ |
| * Project ___| | | | _ \| | |
| * / __| | | | |_) | | |
| * | (__| |_| | _ <| |___ |
| * \___|\___/|_| \_\_____| |
| * |
| * Copyright (C) 1998 - 2021, 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. |
| * |
| ***************************************************************************/ |
| /* <DESC> |
| * multi interface code doing two parallel HTTP transfers |
| * </DESC> |
| */ |
| #include <stdio.h> |
| #include <string.h> |
| |
| /* somewhat unix-specific */ |
| #include <sys/time.h> |
| #include <unistd.h> |
| |
| /* curl stuff */ |
| #include <curl/curl.h> |
| |
| /* |
| * Simply download two HTTP files! |
| */ |
| int main(void) |
| { |
| CURL *http_handle; |
| CURL *http_handle2; |
| CURLM *multi_handle; |
| |
| int still_running = 1; /* keep number of running handles */ |
| |
| http_handle = curl_easy_init(); |
| http_handle2 = curl_easy_init(); |
| |
| /* set options */ |
| curl_easy_setopt(http_handle, CURLOPT_URL, "https://www.example.com/"); |
| |
| /* set options */ |
| curl_easy_setopt(http_handle2, CURLOPT_URL, "http://localhost/"); |
| |
| /* init a multi stack */ |
| multi_handle = curl_multi_init(); |
| |
| /* add the individual transfers */ |
| curl_multi_add_handle(multi_handle, http_handle); |
| curl_multi_add_handle(multi_handle, http_handle2); |
| |
| while(still_running) { |
| CURLMsg *msg; |
| int queued; |
| CURLMcode mc = curl_multi_perform(multi_handle, &still_running); |
| |
| if(still_running) |
| /* wait for activity, timeout or "nothing" */ |
| mc = curl_multi_poll(multi_handle, NULL, 0, 1000, NULL); |
| |
| if(mc) |
| break; |
| |
| do { |
| msg = curl_multi_info_read(multi_handle, &queued); |
| if(msg) { |
| if(msg->msg == CURLMSG_DONE) { |
| /* a transfer ended */ |
| fprintf(stderr, "Transfer completed\n"); |
| } |
| } |
| } while(msg); |
| } |
| |
| curl_multi_remove_handle(multi_handle, http_handle); |
| curl_multi_remove_handle(multi_handle, http_handle2); |
| |
| curl_multi_cleanup(multi_handle); |
| |
| curl_easy_cleanup(http_handle); |
| curl_easy_cleanup(http_handle2); |
| |
| return 0; |
| } |