[398] | 1 | // Copyright (c) Microsoft. All rights reserved.
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| 2 | // Licensed under the MIT license. See LICENSE file in the project root for full license information.
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| 3 |
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| 4 | #ifndef MQTTCONST_H
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| 5 | #define MQTTCONST_H
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| 6 |
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| 7 | #include "azure_c_shared_utility/crt_abstractions.h"
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| 8 | #include "azure_c_shared_utility/macro_utils.h"
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| 9 |
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| 10 | #ifdef __cplusplus
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| 11 | #include <cstddef>
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| 12 | #include <cstdint>
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| 13 | extern "C" {
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| 14 | #else
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| 15 | #include <stddef.h>
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| 16 | #include <stdint.h>
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| 17 | #endif /* __cplusplus */
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| 18 |
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| 19 | #define CONTROL_PACKET_TYPE_VALUES \
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| 20 | CONNECT_TYPE = 0x10, \
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| 21 | CONNACK_TYPE = 0x20, \
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| 22 | PUBLISH_TYPE = 0x30, \
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| 23 | PUBACK_TYPE = 0x40, \
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| 24 | PUBREC_TYPE = 0x50, \
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| 25 | PUBREL_TYPE = 0x60, \
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| 26 | PUBCOMP_TYPE = 0x70, \
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| 27 | SUBSCRIBE_TYPE = 0x80, \
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| 28 | SUBACK_TYPE = 0x90, \
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| 29 | UNSUBSCRIBE_TYPE = 0xA0, \
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| 30 | UNSUBACK_TYPE = 0xB0, \
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| 31 | PINGREQ_TYPE = 0xC0, \
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| 32 | PINGRESP_TYPE = 0xD0, \
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| 33 | DISCONNECT_TYPE = 0xE0, \
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| 34 | PACKET_TYPE_ERROR, \
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| 35 | UNKNOWN_TYPE
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| 36 |
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| 37 | MU_DEFINE_ENUM(CONTROL_PACKET_TYPE, CONTROL_PACKET_TYPE_VALUES)
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| 38 |
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| 39 | #define QOS_VALUE_VALUES \
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| 40 | DELIVER_AT_MOST_ONCE = 0x00, \
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| 41 | DELIVER_AT_LEAST_ONCE = 0x01, \
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| 42 | DELIVER_EXACTLY_ONCE = 0x02, \
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| 43 | DELIVER_FAILURE = 0x80
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| 44 |
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| 45 | MU_DEFINE_ENUM(QOS_VALUE, QOS_VALUE_VALUES)
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| 46 |
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| 47 | typedef struct APP_PAYLOAD_TAG
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| 48 | {
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| 49 | uint8_t* message;
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| 50 | size_t length;
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| 51 | } APP_PAYLOAD;
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| 52 |
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| 53 | typedef struct MQTT_CLIENT_OPTIONS_TAG
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| 54 | {
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| 55 | char* clientId;
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| 56 | char* willTopic;
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| 57 | char* willMessage;
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| 58 | char* username;
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| 59 | char* password;
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| 60 | uint16_t keepAliveInterval;
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| 61 | bool messageRetain;
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| 62 | bool useCleanSession;
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| 63 | QOS_VALUE qualityOfServiceValue;
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| 64 | bool log_trace;
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| 65 | } MQTT_CLIENT_OPTIONS;
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| 66 |
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| 67 | typedef enum CONNECT_RETURN_CODE_TAG
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| 68 | {
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| 69 | CONNECTION_ACCEPTED = 0x00,
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| 70 | CONN_REFUSED_UNACCEPTABLE_VERSION = 0x01,
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| 71 | CONN_REFUSED_ID_REJECTED = 0x02,
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| 72 | CONN_REFUSED_SERVER_UNAVAIL = 0x03,
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| 73 | CONN_REFUSED_BAD_USERNAME_PASSWORD = 0x04,
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| 74 | CONN_REFUSED_NOT_AUTHORIZED = 0x05,
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| 75 | CONN_REFUSED_UNKNOWN
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| 76 | } CONNECT_RETURN_CODE;
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| 77 |
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| 78 | typedef struct CONNECT_ACK_TAG
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| 79 | {
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| 80 | bool isSessionPresent;
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| 81 | CONNECT_RETURN_CODE returnCode;
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| 82 | } CONNECT_ACK;
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| 83 |
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| 84 | typedef struct SUBSCRIBE_PAYLOAD_TAG
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| 85 | {
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| 86 | const char* subscribeTopic;
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| 87 | QOS_VALUE qosReturn;
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| 88 | } SUBSCRIBE_PAYLOAD;
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| 89 |
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| 90 | typedef struct SUBSCRIBE_ACK_TAG
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| 91 | {
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| 92 | uint16_t packetId;
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| 93 | QOS_VALUE* qosReturn;
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| 94 | size_t qosCount;
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| 95 | } SUBSCRIBE_ACK;
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| 96 |
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| 97 | typedef struct UNSUBSCRIBE_ACK_TAG
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| 98 | {
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| 99 | uint16_t packetId;
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| 100 | } UNSUBSCRIBE_ACK;
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| 101 |
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| 102 | typedef struct PUBLISH_ACK_TAG
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| 103 | {
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| 104 | uint16_t packetId;
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| 105 | } PUBLISH_ACK;
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| 106 |
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| 107 | #ifdef __cplusplus
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| 108 | }
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| 109 | #endif /* __cplusplus */
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| 110 |
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| 111 | #endif // MQTTCONST_H
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