Return to pop3-top.c CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / curl / docs / examples

Annotation of embedaddon/curl/docs/examples/pop3-top.c, revision 1.1.1.1

1.1       misho       1: /***************************************************************************
                      2:  *                                  _   _ ____  _
                      3:  *  Project                     ___| | | |  _ \| |
                      4:  *                             / __| | | | |_) | |
                      5:  *                            | (__| |_| |  _ <| |___
                      6:  *                             \___|\___/|_| \_\_____|
                      7:  *
                      8:  * Copyright (C) 1998 - 2017, 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.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: 
                     23: /* <DESC>
                     24:  * POP3 example showing how to retrieve only the headers of an e-mail
                     25:  * </DESC>
                     26:  */
                     27: 
                     28: #include <stdio.h>
                     29: #include <curl/curl.h>
                     30: 
                     31: /* This is a simple example showing how to retrieve only the headers of a mail
                     32:  * using libcurl's POP3 capabilities.
                     33:  *
                     34:  * Note that this example requires libcurl 7.26.0 or above.
                     35:  */
                     36: 
                     37: int main(void)
                     38: {
                     39:   CURL *curl;
                     40:   CURLcode res = CURLE_OK;
                     41: 
                     42:   curl = curl_easy_init();
                     43:   if(curl) {
                     44:     /* Set username and password */
                     45:     curl_easy_setopt(curl, CURLOPT_USERNAME, "user");
                     46:     curl_easy_setopt(curl, CURLOPT_PASSWORD, "secret");
                     47: 
                     48:     /* This is just the server URL */
                     49:     curl_easy_setopt(curl, CURLOPT_URL, "pop3://pop.example.com");
                     50: 
                     51:     /* Set the TOP command for message 1 to only include the headers */
                     52:     curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, "TOP 1 0");
                     53: 
                     54:     /* Perform the custom request */
                     55:     res = curl_easy_perform(curl);
                     56: 
                     57:     /* Check for errors */
                     58:     if(res != CURLE_OK)
                     59:       fprintf(stderr, "curl_easy_perform() failed: %s\n",
                     60:               curl_easy_strerror(res));
                     61: 
                     62:     /* Always cleanup */
                     63:     curl_easy_cleanup(curl);
                     64:   }
                     65: 
                     66:   return (int)res;
                     67: }