aqhome/mqtt: added messages regarding subscription.

This commit is contained in:
Martin Preuss
2023-05-14 22:24:55 +02:00
parent 3e85dc9bd5
commit 1751170940
10 changed files with 444 additions and 89 deletions

View File

@@ -18,6 +18,8 @@
#include "aqhome/mqtt/msg_mqtt_connack.h"
#include "aqhome/mqtt/msg_mqtt_publish.h"
#include "aqhome/mqtt/msg_mqtt_pubresponse.h"
#include "aqhome/mqtt/msg_mqtt_subscribe.h"
#include "aqhome/mqtt/msg_mqtt_suback.h"
#include "aqhome/msgmanager.h"
#include "aqhome/hexfile/hexfile.h"
#include "aqhome/hexfile/flashrecord.h"
@@ -30,11 +32,16 @@
#include <gwenhywfar/buffer.h>
#include <gwenhywfar/endpoint_tcpd_ipc.h>
#include <gwenhywfar/endpoint_tcpc.h>
#include <gwenhywfar/endpoint_connectable.h>
#include <unistd.h>
#include <time.h>
static int _mqttConnect(GWEN_MSG_ENDPOINT_MGR *emgr, GWEN_MSG_ENDPOINT *epTcp);
static GWEN_MSG *_awaitPacket(GWEN_MSG_ENDPOINT_MGR *emgr, GWEN_MSG_ENDPOINT *epTcp, uint8_t expectedPacketType);
GWEN_MSG *createPingMsg(uint8_t destAddr, uint8_t srcAddr)
{
@@ -186,7 +193,6 @@ int testMqttConnection()
if (rv<0) {
}
//emgr=AQH_MsgManager_new(0xc0);
emgr=GWEN_MsgEndpointMgr_new();
epTcp=AQH_MqttClientEndpoint_new("127.0.0.1", 1883, "MQTTClient", 0);
@@ -196,39 +202,11 @@ int testMqttConnection()
}
GWEN_MsgEndpointMgr_AddEndpoint(emgr, epTcp);
fprintf(stdout, "Sending CONNECT\n");
msgOut=GWEN_ConnectMqttMsg_new("MQTT", 4, 0, 10, "CLIENTID123", NULL, NULL);
if (msgOut==NULL) {
DBG_ERROR(NULL, "Error creating message");
rv=_mqttConnect(emgr, epTcp);
if (rv!=0) {
DBG_ERROR(NULL, "Error connecting");
return 2;
}
GWEN_MsgEndpoint_AddSendMessage(epTcp, msgOut);
fprintf(stdout, "Waiting for response\n");
for (;;) {
GWEN_MSG *msg;
DBG_DEBUG(AQH_LOGDOMAIN, "Next loop");
//GWEN_MsgManager_LoopOnce(emgr);
GWEN_MsgEndpointMgr_IoLoopOnce(emgr);
msg=GWEN_MsgEndpoint_TakeFirstReceivedMessage(epTcp);
if (msg) {
if (AQH_MqttMsg_GetMsgTypeAndFlags(msg)==AQH_MQTTMSG_MSGTYPE_CONNACK) {
GWEN_BUFFER *buf;
buf=GWEN_Buffer_new(0, 256, 0, 1);
AQH_ConnAckMqttMsg_DumpToBuffer(msg, buf, "received");
fprintf(stdout, "%s\n", GWEN_Buffer_GetStart(buf));
GWEN_Buffer_free(buf);
}
else {
DBG_ERROR(NULL, "Received this message:");
GWEN_Text_DumpString((const char*) GWEN_Msg_GetConstBuffer(msg), GWEN_Msg_GetBytesInBuffer(msg), 2);
}
GWEN_Msg_free(msg);
break;
}
}
fprintf(stdout, "Sending PUBLISH\n");
//msgOut=GWEN_PublishMqttMsg_new(AQH_MQTTMSG_FLAGS_QOS1, 1, "test/subject1", (const uint8_t*) "29.9", 4);
@@ -271,6 +249,131 @@ int testMqttConnection()
int testMqttSubscribe(int argc, char **argv)
{
int rv;
GWEN_MSG_ENDPOINT_MGR *emgr;
GWEN_MSG_ENDPOINT *epTcp;
GWEN_MSG *msgOut;
GWEN_MSG *msgIn;
uint16_t pckId;
const char *host="127.0.0.1";
if (argc>1)
host=argv[1];
rv=AQH_Init();
if (rv<0) {
}
//emgr=AQH_MsgManager_new(0xc0);
emgr=GWEN_MsgEndpointMgr_new();
epTcp=AQH_MqttClientEndpoint_new(host, 1883, "MQTTClient", 0);
if (epTcp==NULL) {
DBG_ERROR(NULL, "Error creating endpoint TCPc");
return 2;
}
AQH_MqttClientEndpoint_SetClientId(epTcp, "CLIENTID123");
GWEN_MsgEndpointMgr_AddEndpoint(emgr, epTcp);
rv=_mqttConnect(emgr, epTcp);
if (rv!=0) {
DBG_ERROR(NULL, "Error connecting");
return 2;
}
fprintf(stdout, "Sending SUBSCRIBE\n");
pckId=AQH_MqttClientEndpoint_GetNextPacketId(epTcp);
//msgOut=GWEN_PublishMqttMsg_new(AQH_MQTTMSG_FLAGS_QOS1, 1, "test/subject1", (const uint8_t*) "29.9", 4);
msgOut=GWEN_SubscribeMqttMsg_new(AQH_MQTTMSG_MSGTYPE_SUBSCRIBE, pckId, "aqhome/#", 0);
if (msgOut==NULL) {
DBG_ERROR(NULL, "Error creating message");
return 2;
}
DBG_ERROR(NULL, "Sending this message:");
GWEN_Text_DumpString((const char*) GWEN_Msg_GetConstBuffer(msgOut), GWEN_Msg_GetBytesInBuffer(msgOut), 2);
GWEN_MsgEndpoint_AddSendMessage(epTcp, msgOut);
fprintf(stdout, "Waiting for response\n");
msgIn=_awaitPacket(emgr, epTcp, AQH_MQTTMSG_MSGTYPE_SUBACK);
if (msgIn) {
GWEN_BUFFER *buf;
buf=GWEN_Buffer_new(0, 256, 0, 1);
AQH_SubAckMqttMsg_DumpToBuffer(msgIn, buf, "received");
fprintf(stdout, "%s\n", GWEN_Buffer_GetStart(buf));
GWEN_Buffer_free(buf);
GWEN_Msg_free(msgIn);
}
for (;;) {
GWEN_MSG *msg;
//GWEN_MsgManager_LoopOnce(emgr);
GWEN_MsgEndpointMgr_IoLoopOnce(emgr);
msg=GWEN_MsgEndpoint_TakeFirstReceivedMessage(epTcp);
if (msg) {
if ((AQH_MqttMsg_GetMsgTypeAndFlags(msg) & 0xf0)==(AQH_MQTTMSG_MSGTYPE_PUBLISH & 0xf0)) {
GWEN_BUFFER *buf;
buf=GWEN_Buffer_new(0, 256, 0, 1);
AQH_PublishMqttMsg_DumpToBuffer(msg, buf, "received");
fprintf(stdout, "%s\n", GWEN_Buffer_GetStart(buf));
GWEN_Buffer_free(buf);
}
else {
DBG_ERROR(NULL, "Received this message:");
GWEN_Text_DumpString((const char*) GWEN_Msg_GetConstBuffer(msg), GWEN_Msg_GetBytesInBuffer(msg), 2);
}
GWEN_Msg_free(msg);
}
}
return 0;
}
int _mqttConnect(GWEN_MSG_ENDPOINT_MGR *emgr, GWEN_MSG_ENDPOINT *epTcp)
{
while(GWEN_ConnectableMsgEndpoint_GetState(epTcp)<GWEN_ENDPOINT_MQTTC_STATE_ESTABLISHED) {
DBG_DEBUG(AQH_LOGDOMAIN, "Next loop");
GWEN_MsgEndpointMgr_IoLoopOnce(emgr);
GWEN_MsgEndpointMgr_RunAllEndpoints(emgr);
}
return 0;
}
GWEN_MSG *_awaitPacket(GWEN_MSG_ENDPOINT_MGR *emgr, GWEN_MSG_ENDPOINT *epTcp, uint8_t expectedPacketType)
{
fprintf(stdout, "Waiting for response\n");
for (;;) {
GWEN_MSG *msg;
DBG_DEBUG(AQH_LOGDOMAIN, "Next loop");
//GWEN_MsgManager_LoopOnce(emgr);
GWEN_MsgEndpointMgr_IoLoopOnce(emgr);
msg=GWEN_MsgEndpoint_TakeFirstReceivedMessage(epTcp);
if (msg) {
if ((AQH_MqttMsg_GetMsgTypeAndFlags(msg) & 0xf0)==(expectedPacketType & 0xf0)) {
return msg;
}
else {
DBG_ERROR(NULL, "Received this message:");
GWEN_Text_DumpString((const char*) GWEN_Msg_GetConstBuffer(msg), GWEN_Msg_GetBytesInBuffer(msg), 2);
}
}
} /* for */
return NULL;
}
int testIpcConnection()
{
int rv;
@@ -453,7 +556,8 @@ int main(int argc, char **argv)
//return testIpcConnection();
//return testHexfile(argc, argv);
return testFlashRecords(argc, argv);
//return testFlashRecords(argc, argv);
return testMqttSubscribe(argc, argv);
}

View File

@@ -51,6 +51,8 @@
msg_mqtt_connack.h
msg_mqtt_publish.h
msg_mqtt_pubresponse.h
msg_mqtt_subscribe.h
msg_mqtt_suback.h
</headers>
@@ -68,6 +70,8 @@
msg_mqtt_connack.c
msg_mqtt_publish.c
msg_mqtt_pubresponse.c
msg_mqtt_subscribe.c
msg_mqtt_suback.c
</sources>

View File

@@ -45,7 +45,6 @@ static void _processRecvStatsMessage(GWEN_MSG_ENDPOINT *ep, GWEN_MSG *nodeMsg);
static void _publishDouble(GWEN_MSG_ENDPOINT *ep, uint32_t uid, int valueId, const char *valuePath, double v);
static void _publishInt(GWEN_MSG_ENDPOINT *ep, uint32_t uid, int valueId, const char *valuePath, int v);
static void _publishString(GWEN_MSG_ENDPOINT *ep, uint32_t uid, int valueId, const char *valuePath, const char *v);
static const char *_valueTypeToString(int t);
static int _isMsgComplete(GWEN_MSG_ENDPOINT *ep, GWEN_MSG *msg);
static int _calcAndSetPayloadSizeAndOffset(GWEN_MSG *msg);
@@ -318,11 +317,18 @@ void _processOutMessage(GWEN_MSG_ENDPOINT *ep, GWEN_MSG *nodeMsg)
void _processValue2Message(GWEN_MSG_ENDPOINT *ep, GWEN_MSG *nodeMsg)
{
_publishDouble(ep,
AQH_Value2Msg_GetUid(nodeMsg),
AQH_Value2Msg_GetValueId(nodeMsg),
_valueTypeToString(AQH_Value2Msg_GetValueId(nodeMsg)),
AQH_Value2Msg_GetValue(nodeMsg));
if (AQH_Value2Msg_GetValueType(nodeMsg)==AQH_MSG_VALUE2_TYPE_DOOR)
_publishString(ep,
AQH_Value2Msg_GetUid(nodeMsg),
AQH_Value2Msg_GetValueId(nodeMsg),
AQH_Value2Msg_GetValueTypeName(nodeMsg),
AQH_Value2Msg_GetValueAsWindowStateString(nodeMsg));
else
_publishDouble(ep,
AQH_Value2Msg_GetUid(nodeMsg),
AQH_Value2Msg_GetValueId(nodeMsg),
AQH_Value2Msg_GetValueTypeName(nodeMsg),
AQH_Value2Msg_GetValue(nodeMsg));
}
@@ -437,17 +443,6 @@ void _publishString(GWEN_MSG_ENDPOINT *ep, uint32_t uid, int valueId, const char
const char *_valueTypeToString(int t)
{
switch(t) {
case AQH_MSG_VALUE2_TYPE_TEMP: return "temperature";
case AQH_MSG_VALUE2_TYPE_HUMIDITY: return "humidity";
default: return "unknown";
}
}
int _isMsgComplete(GWEN_UNUSED GWEN_MSG_ENDPOINT *ep, GWEN_MSG *msg)
{
int rv;

View File

@@ -168,6 +168,40 @@ void _flagsToDb(uint8_t flags, GWEN_DB_NODE *dbDest, const char *varNameFlags, c
/* helper functions */
void AQH_MqttMsg_AppendStringWithLen(GWEN_BUFFER *buf, const char *s)
{
unsigned int len;
len=strlen(s);
GWEN_Buffer_AppendByte(buf, (len>>8) & 0xff);
GWEN_Buffer_AppendByte(buf, len & 0xff);
if (s && *s)
GWEN_Buffer_AppendString(buf, s);
}
int AQH_MqttMsg_DumpString(const uint8_t *ptr, uint32_t len, GWEN_BUFFER *buf)
{
if (len>1) {
int slen;
slen=(ptr[0]<<8)+ptr[1];
if (slen) {
if (slen>(len-2)) {
DBG_ERROR(AQH_LOGDOMAIN, "Invalid string length (%lu, remaining %lu)",
(unsigned long int) slen, (unsigned long int) len);
return GWEN_ERROR_BAD_DATA;
}
GWEN_Buffer_AppendBytes(buf, (const char*) ptr+2, slen);
}
return slen+2;
}
return GWEN_ERROR_BAD_DATA;
}

View File

@@ -57,5 +57,10 @@ AQHOME_API const char *AQH_MqttMsg_MsgTypeToString(uint8_t t);
AQHOME_API uint8_t AQH_MqttMsg_GetMsgTypeAndFlags(const GWEN_MSG *msg);
/* helper functions */
AQHOME_API void AQH_MqttMsg_AppendStringWithLen(GWEN_BUFFER *buf, const char *s);
AQHOME_API int AQH_MqttMsg_DumpString(const uint8_t *ptr, uint32_t len, GWEN_BUFFER *buf);
#endif

View File

@@ -18,8 +18,6 @@
static int _dumpPayload(uint8_t flags, const uint8_t *payloadPtr, uint32_t payloadLen, GWEN_BUFFER *dbuf);
static void _appendStringWithLen(GWEN_BUFFER *buf, const char *s);
static int _dumpString(const uint8_t *ptr, uint32_t len, GWEN_BUFFER *buf);
@@ -32,7 +30,7 @@ GWEN_MSG *GWEN_PublishMqttMsg_new(uint8_t flags, uint16_t packetId, const char *
GWEN_BUFFER *buf;
buf=GWEN_Buffer_new(0, 64, 0, 1);
_appendStringWithLen(buf, sTopic);
AQH_MqttMsg_AppendStringWithLen(buf, sTopic);
if (flags & (AQH_MQTTMSG_FLAGS_QOS2 | AQH_MQTTMSG_FLAGS_QOS1)) {
GWEN_Buffer_AppendByte(buf, (packetId>>8) & 0xff);
GWEN_Buffer_AppendByte(buf, packetId & 0xff);
@@ -100,7 +98,7 @@ int _dumpPayload(uint8_t flags, const uint8_t *payloadPtr, uint32_t payloadLen,
GWEN_Buffer_AppendArgs(dbuf, " QOS%d", (flags>>1) & 0x03);
GWEN_Buffer_AppendString(dbuf, " topic: ");
rv=_dumpString(payloadPtr, payloadLen, dbuf);
rv=AQH_MqttMsg_DumpString(payloadPtr, payloadLen, dbuf);
if (rv<0) {
DBG_INFO(AQH_LOGDOMAIN, "here (%d)", rv);
return rv;
@@ -121,7 +119,7 @@ int _dumpPayload(uint8_t flags, const uint8_t *payloadPtr, uint32_t payloadLen,
}
GWEN_Buffer_AppendString(dbuf, " message: ");
rv=_dumpString(payloadPtr, payloadLen, dbuf);
rv=AQH_MqttMsg_DumpString(payloadPtr, payloadLen, dbuf);
if (rv<0) {
DBG_INFO(AQH_LOGDOMAIN, "here (%d)", rv);
return rv;
@@ -134,37 +132,3 @@ int _dumpPayload(uint8_t flags, const uint8_t *payloadPtr, uint32_t payloadLen,
void _appendStringWithLen(GWEN_BUFFER *buf, const char *s)
{
unsigned int len;
len=strlen(s);
GWEN_Buffer_AppendByte(buf, (len>>8) & 0xff);
GWEN_Buffer_AppendByte(buf, len & 0xff);
if (s && *s)
GWEN_Buffer_AppendString(buf, s);
}
int _dumpString(const uint8_t *ptr, uint32_t len, GWEN_BUFFER *buf)
{
if (len>1) {
int slen;
slen=(ptr[0]<<8)+ptr[1];
if (slen) {
if (slen>(len-2)) {
DBG_ERROR(AQH_LOGDOMAIN, "Invalid string length (%lu, remaining %lu)",
(unsigned long int) slen, (unsigned long int) len);
return GWEN_ERROR_BAD_DATA;
}
GWEN_Buffer_AppendBytes(buf, (const char*) ptr+2, slen);
}
return slen+2;
}
return GWEN_ERROR_BAD_DATA;
}

View File

@@ -0,0 +1,68 @@
/****************************************************************************
* This file is part of the project AqHome.
* AqHome (c) by 2023 Martin Preuss, all rights reserved.
*
* The license for this file can be found in the file COPYING which you
* should have received along with this file.
****************************************************************************/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "aqhome/mqtt/msg_mqtt_suback.h"
#include <gwenhywfar/debug.h>
GWEN_MSG *GWEN_SubAckMqttMsg_new(uint8_t flags, uint16_t packetId, uint8_t result)
{
GWEN_MSG *msg;
GWEN_BUFFER *buf;
buf=GWEN_Buffer_new(0, 64, 0, 1);
if (flags & (AQH_MQTTMSG_FLAGS_QOS2 | AQH_MQTTMSG_FLAGS_QOS1)) {
GWEN_Buffer_AppendByte(buf, (packetId>>8) & 0xff);
GWEN_Buffer_AppendByte(buf, packetId & 0xff);
}
/* payload */
GWEN_Buffer_AppendByte(buf, result);
msg=GWEN_MqttMsg_new(AQH_MQTTMSG_MSGTYPE_SUBACK | flags, GWEN_Buffer_GetUsedBytes(buf), (const uint8_t*) GWEN_Buffer_GetStart(buf));
GWEN_Buffer_free(buf);
if (msg==NULL) {
DBG_INFO(AQH_LOGDOMAIN, "here");
return NULL;
}
return msg;
}
void AQH_SubAckMqttMsg_DumpToBuffer(const GWEN_MSG *msg, GWEN_BUFFER *dbuf, const char *sText)
{
const uint8_t *msgPtr;
uint32_t msgLen;
msgPtr=GWEN_Msg_GetConstBuffer(msg);
msgLen=GWEN_Msg_GetBytesInBuffer(msg);
if (msgLen>1) {
const uint8_t *payloadPtr;
uint32_t payloadLen;
GWEN_Buffer_AppendArgs(dbuf, "%s %s", AQH_MqttMsg_MsgTypeToString(msgPtr[0] & 0xf0), sText);
payloadLen=GWEN_Msg_GetParsedPayloadSize(msg);
payloadPtr=msgPtr+GWEN_Msg_GetParsedPayloadOffset(msg);
if (payloadLen>=1)
GWEN_Buffer_AppendArgs(dbuf, "(result=%d)", payloadPtr[0]);
}
}

View File

@@ -0,0 +1,27 @@
/****************************************************************************
* This file is part of the project AqHome.
* AqHome (c) by 2023 Martin Preuss, all rights reserved.
*
* The license for this file can be found in the file COPYING which you
* should have received along with this file.
****************************************************************************/
#ifndef AQH_MSG_MQTT_SUBACK_H
#define AQH_MSG_MQTT_SUBACK_H
#include <aqhome/api.h>
#include <aqhome/mqtt/msg_mqtt.h>
#include <gwenhywfar/msg.h>
#include <gwenhywfar/buffer.h>
AQHOME_API GWEN_MSG *GWEN_SubAckMqttMsg_new(uint8_t flags, uint16_t packetId, uint8_t result);
AQHOME_API void AQH_SubAckMqttMsg_DumpToBuffer(const GWEN_MSG *msg, GWEN_BUFFER *dbuf, const char *sText);
#endif

View File

@@ -0,0 +1,127 @@
/****************************************************************************
* This file is part of the project AqHome.
* AqHome (c) by 2023 Martin Preuss, all rights reserved.
*
* The license for this file can be found in the file COPYING which you
* should have received along with this file.
****************************************************************************/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "aqhome/mqtt/msg_mqtt_subscribe.h"
#include <gwenhywfar/debug.h>
static int _dumpPayload(uint8_t flags, const uint8_t *payloadPtr, uint32_t payloadLen, GWEN_BUFFER *dbuf);
GWEN_MSG *GWEN_SubscribeMqttMsg_new(uint8_t flags, uint16_t packetId, const char *sTopic, uint8_t requestedQos)
{
if (sTopic && *sTopic) {
GWEN_MSG *msg;
GWEN_BUFFER *buf;
buf=GWEN_Buffer_new(0, 64, 0, 1);
GWEN_Buffer_AppendByte(buf, (packetId>>8) & 0xff);
GWEN_Buffer_AppendByte(buf, packetId & 0xff);
/* add topic filter / qos pair */
AQH_MqttMsg_AppendStringWithLen(buf, sTopic);
GWEN_Buffer_AppendByte(buf, requestedQos);
msg=GWEN_MqttMsg_new(AQH_MQTTMSG_MSGTYPE_SUBSCRIBE | flags,
GWEN_Buffer_GetUsedBytes(buf),
(const uint8_t*) GWEN_Buffer_GetStart(buf));
GWEN_Buffer_free(buf);
if (msg==NULL) {
DBG_INFO(AQH_LOGDOMAIN, "here");
return NULL;
}
return msg;
}
else {
DBG_ERROR(AQH_LOGDOMAIN, "Missing topic or message");
return NULL;
}
}
void AQH_SubscribeMqttMsg_DumpToBuffer(const GWEN_MSG *msg, GWEN_BUFFER *dbuf, const char *sText)
{
const uint8_t *msgPtr;
uint32_t msgLen;
msgPtr=GWEN_Msg_GetConstBuffer(msg);
msgLen=GWEN_Msg_GetBytesInBuffer(msg);
if (msgLen>1) {
uint32_t payloadLen;
const uint8_t *payloadPtr;
int rv;
payloadLen=GWEN_Msg_GetParsedPayloadSize(msg);
payloadPtr=msgPtr+GWEN_Msg_GetParsedPayloadOffset(msg);
GWEN_Buffer_AppendArgs(dbuf, "%s %s", AQH_MqttMsg_MsgTypeToString(msgPtr[0] & 0xf0), sText);
GWEN_Buffer_AppendString(dbuf, "(");
rv=_dumpPayload((msgPtr[0] & 0x0f), payloadPtr, payloadLen, dbuf);
if (rv<0) {
DBG_INFO(AQH_LOGDOMAIN, "here (%d)", rv);
}
else {
GWEN_Buffer_AppendString(dbuf, ")");
}
}
}
int _dumpPayload(uint8_t flags, const uint8_t *payloadPtr, uint32_t payloadLen, GWEN_BUFFER *dbuf)
{
int rv;
GWEN_Buffer_AppendString(dbuf, "flags:");
if (flags & AQH_MQTTMSG_FLAGS_DUP)
GWEN_Buffer_AppendString(dbuf, " DUP");
if (flags & AQH_MQTTMSG_FLAGS_RETAIN)
GWEN_Buffer_AppendString(dbuf, " RETAIN");
GWEN_Buffer_AppendArgs(dbuf, " QOS%d", (flags>>1) & 0x03);
if (flags & (AQH_MQTTMSG_FLAGS_QOS2 | AQH_MQTTMSG_FLAGS_QOS1)) {
if (payloadLen<2) {
DBG_ERROR(AQH_LOGDOMAIN, "Msg too small");
return GWEN_ERROR_BAD_DATA;
}
else {
GWEN_Buffer_AppendArgs(dbuf, " packet id: %d", (payloadPtr[0]<<8)+payloadPtr[1]);
payloadLen-=2;
payloadPtr+=2;
}
}
while(payloadLen) {
GWEN_Buffer_AppendString(dbuf, " topic: ");
rv=AQH_MqttMsg_DumpString(payloadPtr, payloadLen, dbuf);
if (rv<0) {
DBG_INFO(AQH_LOGDOMAIN, "here (%d)", rv);
return rv;
}
payloadLen-=rv;
payloadPtr+=rv;
}
return 0;
}

View File

@@ -0,0 +1,27 @@
/****************************************************************************
* This file is part of the project AqHome.
* AqHome (c) by 2023 Martin Preuss, all rights reserved.
*
* The license for this file can be found in the file COPYING which you
* should have received along with this file.
****************************************************************************/
#ifndef AQH_MSG_MQTT_SUBSCRIBE_H
#define AQH_MSG_MQTT_SUBSCRIBE_H
#include <aqhome/api.h>
#include <aqhome/mqtt/msg_mqtt.h>
#include <gwenhywfar/msg.h>
#include <gwenhywfar/buffer.h>
AQHOME_API GWEN_MSG *GWEN_SubscribeMqttMsg_new(uint8_t flags, uint16_t packetId, const char *sTopic, uint8_t requestedQos);
AQHOME_API void AQH_SubscribeMqttMsg_DumpToBuffer(const GWEN_MSG *msg, GWEN_BUFFER *dbuf, const char *sText);
#endif