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Annotation of libaitmqtt/inc/defs.h, revision 1.4.2.4

1.1       misho       1: /*************************************************************************
                      2: * (C) 2011 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
                      3: *  by Michael Pounov <misho@openbsd-bg.org>
                      4: *
                      5: * $Author: misho $
1.4.2.4 ! misho       6: * $Id: defs.h,v 1.4.2.3 2022/09/14 14:32:48 misho Exp $
1.1       misho       7: *
                      8: **************************************************************************
                      9: The ELWIX and AITNET software is distributed under the following
                     10: terms:
                     11: 
                     12: All of the documentation and software included in the ELWIX and AITNET
                     13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
                     14: 
1.4.2.2   misho      15: Copyright 2004 - 2022
1.1       misho      16:        by Michael Pounov <misho@elwix.org>.  All rights reserved.
                     17: 
                     18: Redistribution and use in source and binary forms, with or without
                     19: modification, are permitted provided that the following conditions
                     20: are met:
                     21: 1. Redistributions of source code must retain the above copyright
                     22:    notice, this list of conditions and the following disclaimer.
                     23: 2. Redistributions in binary form must reproduce the above copyright
                     24:    notice, this list of conditions and the following disclaimer in the
                     25:    documentation and/or other materials provided with the distribution.
                     26: 3. All advertising materials mentioning features or use of this software
                     27:    must display the following acknowledgement:
                     28: This product includes software developed by Michael Pounov <misho@elwix.org>
                     29: ELWIX - Embedded LightWeight unIX and its contributors.
                     30: 4. Neither the name of AITNET nor the names of its contributors
                     31:    may be used to endorse or promote products derived from this software
                     32:    without specific prior written permission.
                     33: 
                     34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
                     35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     37: ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     44: SUCH DAMAGE.
                     45: */
                     46: #ifndef __DEFS_H
                     47: #define __DEFS_H
                     48: 
                     49: 
1.3       misho      50: #ifndef STRSIZ
1.1       misho      51: #define STRSIZ                 256
1.3       misho      52: #endif
                     53: 
1.1       misho      54: #define WILDCARDS              "/#+"
                     55: #define MQTT_CONNFLGS_INIT     { 1, 1, 1, 3, 1, 1, 1 }
                     56: 
1.4.2.2   misho      57: #define MQTT_DEFAULT_MSGID     0xDEBA
                     58: 
                     59: #define MQTT_PROTO_STR         "MQTT"
1.1       misho      60: #define MQTT_CONN_STR          "MQIsdp"
                     61: 
                     62: 
                     63: #define LOGERR         { \
                     64:                                mqtt_Errno = errno; \
                     65:                                strlcpy(mqtt_Error, strerror(errno), sizeof mqtt_Error); \
                     66:                        }
1.4.2.1   misho      67: 
                     68: #ifndef HAVE_STRLCAT
                     69: size_t strlcat(char * __restrict dst, const char * __restrict src, size_t siz);
                     70: #endif
                     71: #ifndef HAVE_STRLCPY
                     72: size_t strlcpy(char * __restrict dst, const char * __restrict src, size_t siz);
                     73: #endif
1.1       misho      74: 
1.4.2.3   misho      75: #ifndef __ELWIX
                     76: #define e_malloc       malloc
                     77: #define e_calloc       calloc
                     78: #define e_realloc      realloc
                     79: #define e_free         free
                     80: #define e_strdup       strdup
                     81: #endif
                     82: 
1.1       misho      83: 
                     84: extern int mqtt_Errno;
                     85: extern char mqtt_Error[STRSIZ];
                     86: 
1.4       misho      87: void mqtt_SetErr(int, char *, ...);
1.4.2.3   misho      88: //struct mqtthdr *_mqtt_readHEADER(mqtt_msg_t * __restrict, u_char, int *, int *);
1.1       misho      89: 
1.4       misho      90: int mqtt_wait4data(int, u_short, short);
1.4.2.4 ! misho      91: /*
        !            92:  * mqtt_KeepAlive() - Keep Alive check routine
        !            93:  *
        !            94:  * @sock = connected socket
        !            95:  * @ka = keep alive timeout
        !            96:  * @tries = tries for receive correct ping response, usually ==1
        !            97:  * return: -1 error, 0 host is alive, 1 timeout session or 2 broken session
        !            98:  */
        !            99: int mqtt_KeepAlive(int sock, unsigned short ka, unsigned char tries);
        !           100: /*
        !           101:  * mqtt_WillMessage() - Publish WILL message
        !           102:  *
        !           103:  * @sock = connected socket
        !           104:  * @ka = keep alive timeout
        !           105:  * @topic = will topic
        !           106:  * @data = will message
        !           107:  * return: -1 error, 1 timeout, 2 not ack or 0 ok
        !           108:  */
        !           109: int mqtt_WillMessage(int sock, unsigned short ka, const char *topic, const char *data);
1.2       misho     110: 
1.1       misho     111: 
                    112: #endif