1 | /**
|
---|
2 | * @file
|
---|
3 | * MQTT client options
|
---|
4 | */
|
---|
5 |
|
---|
6 | /*
|
---|
7 | * Copyright (c) 2016 Erik Andersson
|
---|
8 | * All rights reserved.
|
---|
9 | *
|
---|
10 | * Redistribution and use in source and binary forms, with or without modification,
|
---|
11 | * are permitted provided that the following conditions are met:
|
---|
12 | *
|
---|
13 | * 1. Redistributions of source code must retain the above copyright notice,
|
---|
14 | * this list of conditions and the following disclaimer.
|
---|
15 | * 2. Redistributions in binary form must reproduce the above copyright notice,
|
---|
16 | * this list of conditions and the following disclaimer in the documentation
|
---|
17 | * and/or other materials provided with the distribution.
|
---|
18 | * 3. The name of the author may not be used to endorse or promote products
|
---|
19 | * derived from this software without specific prior written permission.
|
---|
20 | *
|
---|
21 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
---|
22 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
---|
23 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
|
---|
24 | * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
---|
25 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
|
---|
26 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
---|
27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
---|
28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
|
---|
29 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
|
---|
30 | * OF SUCH DAMAGE.
|
---|
31 | *
|
---|
32 | * This file is part of the lwIP TCP/IP stack.
|
---|
33 | *
|
---|
34 | * Author: Erik Andersson
|
---|
35 | *
|
---|
36 | */
|
---|
37 | #ifndef LWIP_HDR_APPS_MQTT_OPTS_H
|
---|
38 | #define LWIP_HDR_APPS_MQTT_OPTS_H
|
---|
39 |
|
---|
40 | #include "lwip/opt.h"
|
---|
41 |
|
---|
42 | #ifdef __cplusplus
|
---|
43 | extern "C" {
|
---|
44 | #endif
|
---|
45 |
|
---|
46 | /**
|
---|
47 | * @defgroup mqtt_opts Options
|
---|
48 | * @ingroup mqtt
|
---|
49 | * @{
|
---|
50 | */
|
---|
51 |
|
---|
52 | /**
|
---|
53 | * Output ring-buffer size, must be able to fit largest outgoing publish message topic+payloads
|
---|
54 | */
|
---|
55 | #ifndef MQTT_OUTPUT_RINGBUF_SIZE
|
---|
56 | #define MQTT_OUTPUT_RINGBUF_SIZE 256
|
---|
57 | #endif
|
---|
58 |
|
---|
59 | /**
|
---|
60 | * Number of bytes in receive buffer, must be at least the size of the longest incoming topic + 8
|
---|
61 | * If one wants to avoid fragmented incoming publish, set length to max incoming topic length + max payload length + 8
|
---|
62 | */
|
---|
63 | #ifndef MQTT_VAR_HEADER_BUFFER_LEN
|
---|
64 | #define MQTT_VAR_HEADER_BUFFER_LEN 128
|
---|
65 | #endif
|
---|
66 |
|
---|
67 | /**
|
---|
68 | * Maximum number of pending subscribe, unsubscribe and publish requests to server .
|
---|
69 | */
|
---|
70 | #ifndef MQTT_REQ_MAX_IN_FLIGHT
|
---|
71 | #define MQTT_REQ_MAX_IN_FLIGHT 4
|
---|
72 | #endif
|
---|
73 |
|
---|
74 | /**
|
---|
75 | * Seconds between each cyclic timer call.
|
---|
76 | */
|
---|
77 | #ifndef MQTT_CYCLIC_TIMER_INTERVAL
|
---|
78 | #define MQTT_CYCLIC_TIMER_INTERVAL 5
|
---|
79 | #endif
|
---|
80 |
|
---|
81 | /**
|
---|
82 | * Publish, subscribe and unsubscribe request timeout in seconds.
|
---|
83 | */
|
---|
84 | #ifndef MQTT_REQ_TIMEOUT
|
---|
85 | #define MQTT_REQ_TIMEOUT 30
|
---|
86 | #endif
|
---|
87 |
|
---|
88 | /**
|
---|
89 | * Seconds for MQTT connect response timeout after sending connect request
|
---|
90 | */
|
---|
91 | #ifndef MQTT_CONNECT_TIMOUT
|
---|
92 | #define MQTT_CONNECT_TIMOUT 100
|
---|
93 | #endif
|
---|
94 |
|
---|
95 | /**
|
---|
96 | * @}
|
---|
97 | */
|
---|
98 |
|
---|
99 | #ifdef __cplusplus
|
---|
100 | }
|
---|
101 | #endif
|
---|
102 |
|
---|
103 | #endif /* LWIP_HDR_APPS_MQTT_OPTS_H */
|
---|