| version 1.1, 2022/09/15 15:04:44 | version 1.1.2.1, 2022/09/15 15:04:44 | 
| Line 0 | Line 1 | 
 |  | /************************************************************************* | 
 |  | * (C) 2022 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com> | 
 |  | *  by Michael Pounov <misho@elwix.org> | 
 |  | * | 
 |  | * $Author$ | 
 |  | * $Id$ | 
 |  | * | 
 |  | ************************************************************************** | 
 |  | The ELWIX and AITNET software is distributed under the following | 
 |  | terms: | 
 |  |  | 
 |  | All of the documentation and software included in the ELWIX and AITNET | 
 |  | Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> | 
 |  |  | 
 |  | Copyright 2004 - 2022 | 
 |  | by Michael Pounov <misho@elwix.org>.  All rights reserved. | 
 |  |  | 
 |  | Redistribution and use in source and binary forms, with or without | 
 |  | modification, are permitted provided that the following conditions | 
 |  | are met: | 
 |  | 1. Redistributions of source code must retain the above copyright | 
 |  | notice, this list of conditions and the following disclaimer. | 
 |  | 2. Redistributions in binary form must reproduce the above copyright | 
 |  | notice, this list of conditions and the following disclaimer in the | 
 |  | documentation and/or other materials provided with the distribution. | 
 |  | 3. All advertising materials mentioning features or use of this software | 
 |  | must display the following acknowledgement: | 
 |  | This product includes software developed by Michael Pounov <misho@elwix.org> | 
 |  | ELWIX - Embedded LightWeight unIX and its contributors. | 
 |  | 4. Neither the name of AITNET nor the names of its contributors | 
 |  | may be used to endorse or promote products derived from this software | 
 |  | without specific prior written permission. | 
 |  |  | 
 |  | THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND | 
 |  | ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 
 |  | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | 
 |  | ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | 
 |  | FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | 
 |  | DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | 
 |  | OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | 
 |  | HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | 
 |  | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | 
 |  | OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | 
 |  | SUCH DAMAGE. | 
 |  | */ | 
 |  | #ifndef __MQTTSRV_H | 
 |  | #define __MQTTSRV_H | 
 |  |  | 
 |  |  | 
 |  | #ifdef API_SERVER_SIDE | 
 |  | /* MQTT server structure & hooks */ | 
 |  |  | 
 |  | /* MQTT command callback. 1st argument is (mqtt_srv_t*) server handle, 2nd is ready length */ | 
 |  | typedef int (*mqtt_cb_t)(void* /*mqtt_srv_t**/, int, void *); | 
 |  | typedef struct { | 
 |  | mqtt_cb_t       cmds[MQTT_TYPE_MAX]; | 
 |  |  | 
 |  | int             sock; | 
 |  | unsigned short  timeout; | 
 |  | mqtt_msg_t      *buf; | 
 |  | } mqtt_srv_t; | 
 |  | #define mqtt_srv_setCmd(x, _cmd, _func) (assert((x)), (x)->cmds[(_cmd)] = (_func)) | 
 |  | #define mqtt_srv_getCmd(x, _cmd)        (assert((x)), (x)->cmds[(_cmd)]) | 
 |  |  | 
 |  |  | 
 |  | /* | 
 |  | * mqtt_srv_cliInit() Init MQTT server side support for clients | 
 |  | * | 
 |  | * @sock = Client socket from accept() | 
 |  | * @buf = Message buffer | 
 |  | * @timeout = timeout | 
 |  | * @nb = Non block socket | 
 |  | * return: NULL error or !=NULL allocated server handle | 
 |  | */ | 
 |  | mqtt_srv_t *mqtt_srv_cliInit(int sock, mqtt_msg_t * __restrict buf, | 
 |  | unsigned short timeout, int nb); | 
 |  | /* | 
 |  | * mqtt_srv_Fini() Finish MQTT server side support for clients | 
 |  | * | 
 |  | * @psrv = Server handle | 
 |  | * return: none | 
 |  | */ | 
 |  | void mqtt_srv_cliFini(mqtt_srv_t ** __restrict psrv); | 
 |  | /* | 
 |  | * mqtt_srv_Dispatch() MQTT server dispatcher for clients | 
 |  | * | 
 |  | * @srv = Server handle | 
 |  | * @rlen = Ready bytes to parse | 
 |  | * @arg = Argument pass to command callback | 
 |  | * return: -1 error or 0 ok | 
 |  | */ | 
 |  | int mqtt_srv_cliDispatch(mqtt_srv_t * __restrict srv, int rlen, void *arg); | 
 |  |  | 
 |  | /* | 
 |  | * mqtt_srv_Create() - Create server socket | 
 |  | * | 
 |  | * @sa = Server bind address | 
 |  | * @salen = Server struct sockaddr size | 
 |  | * return: -1 error or >-1 server socket | 
 |  | */ | 
 |  | int mqtt_srv_Create(struct sockaddr * __restrict sa, int salen); | 
 |  | /* | 
 |  | * mqtt_srv_Destroy() - Close server socket | 
 |  | * | 
 |  | * @sock = Server socket | 
 |  | * return: -1 error or 0 ok | 
 |  | */ | 
 |  | int mqtt_srv_Destroy(int sock); | 
 |  | /* | 
 |  | * mqtt_srv_Listen() - Listen server socket | 
 |  | * | 
 |  | * @sock = Server socket | 
 |  | * @maxconn = max number of pending connections | 
 |  | * @nb = Non block socket | 
 |  | * return: -1 error or 0 ok | 
 |  | */ | 
 |  | int mqtt_srv_Listen(int sock, int maxconn, int nb); | 
 |  | #endif | 
 |  |  | 
 |  |  | 
 |  | #endif |