64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
/****************************************************************************
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* This file is part of the project AqHome.
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* AqHome (c) by 2025 Martin Preuss, all rights reserved.
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*
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* The license for this file can be found in the file COPYING which you
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* should have received along with this file.
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****************************************************************************/
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#ifndef AQH_M_MQTT_H
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#define AQH_M_MQTT_H
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#include <aqhome/api.h>
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#include <aqhome/ipc2/message.h>
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#include <gwenhywfar/buffer.h>
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#define AQH_MQTTMSG_OFFS_CONTROL 0
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#define AQH_MQTTMSG_OFFS_REMAINING_LENGTH 1
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/* from https://docs.solace.com/API/MQTT-311-Prtl-Conformance-Spec/MQTT%20Control%20Packet%20format.htm
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*/
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#define AQH_MQTTMSG_MSGTYPE_CONNECT 0x10u
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#define AQH_MQTTMSG_MSGTYPE_CONNACK 0x20u
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#define AQH_MQTTMSG_MSGTYPE_PUBLISH 0x30u
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#define AQH_MQTTMSG_MSGTYPE_PUBACK 0x40u
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#define AQH_MQTTMSG_MSGTYPE_PUBREC 0x50u /* assured delivery part 1 */
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#define AQH_MQTTMSG_MSGTYPE_PUBREL 0x62u /* assured delivery part 2 */
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#define AQH_MQTTMSG_MSGTYPE_PUBCOMP 0x70u /* assured delivery part 3 */
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#define AQH_MQTTMSG_MSGTYPE_SUBSCRIBE 0x82u
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#define AQH_MQTTMSG_MSGTYPE_SUBACK 0x90u
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#define AQH_MQTTMSG_MSGTYPE_UNSUBSCRIBE 0xa2u
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#define AQH_MQTTMSG_MSGTYPE_UNSUBACK 0xb0u
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#define AQH_MQTTMSG_MSGTYPE_PINGREQ 0xc0u
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#define AQH_MQTTMSG_MSGTYPE_PINGRESP 0xd0u
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#define AQH_MQTTMSG_MSGTYPE_DISCONNECT 0xe0u
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#define AQH_MQTTMSG_FLAGS_DUP 0x08u
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#define AQH_MQTTMSG_FLAGS_QOS2 0x04u
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#define AQH_MQTTMSG_FLAGS_QOS1 0x02u
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#define AQH_MQTTMSG_FLAGS_RETAIN 0x01u
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AQHOME_API AQH_MESSAGE *AQH_MqttMessage_new(uint8_t typeAndFlags, uint32_t payloadLen, const uint8_t *payload);
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AQHOME_API int AQH_MqttMessage_GetTypeAndFlags(const AQH_MESSAGE *msg);
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AQHOME_API void AQH_MqttMessage_AppendStringWithLenToBuffer(GWEN_BUFFER *buf, const char *s);
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AQHOME_API char *AQH_MqttMessage_ExtractStringAt(const uint8_t *ptr, uint32_t len);
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AQHOME_API int AQH_MqttMessage_SkipStringAt(const uint8_t *ptr, uint32_t len);
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AQHOME_API int AQH_MqttMessage_GetOffsetOfPayload(const AQH_MESSAGE *msg);
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AQHOME_API const char *AQH_MqttMessage_MsgTypeToString(uint8_t t);
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#endif
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