These examples show how to fetch a single message (RETR command) and how to list all the messages in a given mailbox (LIST command), with authentication via SSL. They were both based on the https.c example.
		
			
				
	
	
		
			69 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			69 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/***************************************************************************
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 *                                  _   _ ____  _
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 *  Project                     ___| | | |  _ \| |
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 *                             / __| | | | |_) | |
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 *                            | (__| |_| |  _ <| |___
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 *                             \___|\___/|_| \_\_____|
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 *
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 * Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
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 *
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 * This software is licensed as described in the file COPYING, which
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 * you should have received as part of this distribution. The terms
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 * are also available at http://curl.haxx.se/docs/copyright.html.
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 *
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 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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 * copies of the Software, and permit persons to whom the Software is
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 * furnished to do so, under the terms of the COPYING file.
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 *
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 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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 * KIND, either express or implied.
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 *
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 ***************************************************************************/
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#include <stdio.h>
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#include <curl/curl.h>
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int main(void)
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{
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  CURL *curl;
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  CURLcode res;
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  curl = curl_easy_init();
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  if(curl) {
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    /* Set username and password */
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    curl_easy_setopt(curl, CURLOPT_USERPWD, "user:password");
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    /* This will list every message of the given mailbox */
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    curl_easy_setopt(curl, CURLOPT_URL, "pop3s://user@pop.example.com/");
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#ifdef SKIP_PEER_VERIFICATION
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    /*
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     * If you want to connect to a site who isn't using a certificate that is
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     * signed by one of the certs in the CA bundle you have, you can skip the
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     * verification of the server's certificate. This makes the connection
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     * A LOT LESS SECURE.
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     *
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     * If you have a CA cert for the server stored someplace else than in the
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     * default bundle, then the CURLOPT_CAPATH option might come handy for
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     * you.
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     */
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    curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L);
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#endif
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#ifdef SKIP_HOSTNAME_VERFICATION
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    /*
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     * If the site you're connecting to uses a different host name that what
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     * they have mentioned in their server certificate's commonName (or
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     * subjectAltName) fields, libcurl will refuse to connect. You can skip
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     * this check, but this will make the connection less secure.
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     */
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    curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L);
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#endif
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    res = curl_easy_perform(curl);
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    /* always cleanup */
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    curl_easy_cleanup(curl);
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  }
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  return 0;
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}
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