Merge branch 'master' into release
This commit is contained in:
commit
e79cda7c5e
GPG Key ID:
B586EAFCDF2F65F4
@ -41,7 +41,7 @@
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#endif
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||||
#endif
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||||
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||||
#define NUM_OF_LEDs 16
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#define NUM_OF_LEDs 32
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||||
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||||
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||||
#endif /* DEFINES_H_ */
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@ -1,653 +0,0 @@
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/*
|
||||
PubSubClient.cpp - A simple client for MQTT.
|
||||
Nick O'Leary
|
||||
http://knolleary.net
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||||
*/
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||||
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||||
#include "PubSubClient.h"
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#include "Arduino.h"
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||||
PubSubClient::PubSubClient() {
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this->_state = MQTT_DISCONNECTED;
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||||
this->_client = NULL;
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this->stream = NULL;
|
||||
setCallback(NULL);
|
||||
}
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||||
|
||||
PubSubClient::PubSubClient(Client& client) {
|
||||
this->_state = MQTT_DISCONNECTED;
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setClient(client);
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this->stream = NULL;
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||||
}
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||||
|
||||
PubSubClient::PubSubClient(IPAddress addr, uint16_t port, Client& client) {
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||||
this->_state = MQTT_DISCONNECTED;
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||||
setServer(addr, port);
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setClient(client);
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||||
this->stream = NULL;
|
||||
}
|
||||
PubSubClient::PubSubClient(IPAddress addr, uint16_t port, Client& client, Stream& stream) {
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||||
this->_state = MQTT_DISCONNECTED;
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||||
setServer(addr,port);
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||||
setClient(client);
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||||
setStream(stream);
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||||
}
|
||||
PubSubClient::PubSubClient(IPAddress addr, uint16_t port, MQTT_CALLBACK_SIGNATURE, Client& client) {
|
||||
this->_state = MQTT_DISCONNECTED;
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||||
setServer(addr, port);
|
||||
setCallback(callback);
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||||
setClient(client);
|
||||
this->stream = NULL;
|
||||
}
|
||||
PubSubClient::PubSubClient(IPAddress addr, uint16_t port, MQTT_CALLBACK_SIGNATURE, Client& client, Stream& stream) {
|
||||
this->_state = MQTT_DISCONNECTED;
|
||||
setServer(addr,port);
|
||||
setCallback(callback);
|
||||
setClient(client);
|
||||
setStream(stream);
|
||||
}
|
||||
|
||||
PubSubClient::PubSubClient(uint8_t *ip, uint16_t port, Client& client) {
|
||||
this->_state = MQTT_DISCONNECTED;
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setServer(ip, port);
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||||
setClient(client);
|
||||
this->stream = NULL;
|
||||
}
|
||||
PubSubClient::PubSubClient(uint8_t *ip, uint16_t port, Client& client, Stream& stream) {
|
||||
this->_state = MQTT_DISCONNECTED;
|
||||
setServer(ip,port);
|
||||
setClient(client);
|
||||
setStream(stream);
|
||||
}
|
||||
PubSubClient::PubSubClient(uint8_t *ip, uint16_t port, MQTT_CALLBACK_SIGNATURE, Client& client) {
|
||||
this->_state = MQTT_DISCONNECTED;
|
||||
setServer(ip, port);
|
||||
setCallback(callback);
|
||||
setClient(client);
|
||||
this->stream = NULL;
|
||||
}
|
||||
PubSubClient::PubSubClient(uint8_t *ip, uint16_t port, MQTT_CALLBACK_SIGNATURE, Client& client, Stream& stream) {
|
||||
this->_state = MQTT_DISCONNECTED;
|
||||
setServer(ip,port);
|
||||
setCallback(callback);
|
||||
setClient(client);
|
||||
setStream(stream);
|
||||
}
|
||||
|
||||
PubSubClient::PubSubClient(const char* domain, uint16_t port, Client& client) {
|
||||
this->_state = MQTT_DISCONNECTED;
|
||||
setServer(domain,port);
|
||||
setClient(client);
|
||||
this->stream = NULL;
|
||||
}
|
||||
PubSubClient::PubSubClient(const char* domain, uint16_t port, Client& client, Stream& stream) {
|
||||
this->_state = MQTT_DISCONNECTED;
|
||||
setServer(domain,port);
|
||||
setClient(client);
|
||||
setStream(stream);
|
||||
}
|
||||
PubSubClient::PubSubClient(const char* domain, uint16_t port, MQTT_CALLBACK_SIGNATURE, Client& client) {
|
||||
this->_state = MQTT_DISCONNECTED;
|
||||
setServer(domain,port);
|
||||
setCallback(callback);
|
||||
setClient(client);
|
||||
this->stream = NULL;
|
||||
}
|
||||
PubSubClient::PubSubClient(const char* domain, uint16_t port, MQTT_CALLBACK_SIGNATURE, Client& client, Stream& stream) {
|
||||
this->_state = MQTT_DISCONNECTED;
|
||||
setServer(domain,port);
|
||||
setCallback(callback);
|
||||
setClient(client);
|
||||
setStream(stream);
|
||||
}
|
||||
|
||||
boolean PubSubClient::connect(const char *id) {
|
||||
return connect(id,NULL,NULL,0,0,0,0,1);
|
||||
}
|
||||
|
||||
boolean PubSubClient::connect(const char *id, const char *user, const char *pass) {
|
||||
return connect(id,user,pass,0,0,0,0,1);
|
||||
}
|
||||
|
||||
boolean PubSubClient::connect(const char *id, const char* willTopic, uint8_t willQos, boolean willRetain, const char* willMessage) {
|
||||
return connect(id,NULL,NULL,willTopic,willQos,willRetain,willMessage,1);
|
||||
}
|
||||
|
||||
boolean PubSubClient::connect(const char *id, const char *user, const char *pass, const char* willTopic, uint8_t willQos, boolean willRetain, const char* willMessage) {
|
||||
return connect(id,user,pass,willTopic,willQos,willRetain,willMessage,1);
|
||||
}
|
||||
|
||||
boolean PubSubClient::connect(const char *id, const char *user, const char *pass, const char* willTopic, uint8_t willQos, boolean willRetain, const char* willMessage, boolean cleanSession) {
|
||||
if (!connected()) {
|
||||
int result = 0;
|
||||
|
||||
if (domain != NULL) {
|
||||
result = _client->connect(this->domain, this->port);
|
||||
} else {
|
||||
result = _client->connect(this->ip, this->port);
|
||||
}
|
||||
if (result == 1) {
|
||||
nextMsgId = 1;
|
||||
// Leave room in the buffer for header and variable length field
|
||||
uint16_t length = MQTT_MAX_HEADER_SIZE;
|
||||
unsigned int j;
|
||||
|
||||
#if MQTT_VERSION == MQTT_VERSION_3_1
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uint8_t d[9] = {0x00,0x06,'M','Q','I','s','d','p', MQTT_VERSION};
|
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#define MQTT_HEADER_VERSION_LENGTH 9
|
||||
#elif MQTT_VERSION == MQTT_VERSION_3_1_1
|
||||
uint8_t d[7] = {0x00,0x04,'M','Q','T','T',MQTT_VERSION};
|
||||
#define MQTT_HEADER_VERSION_LENGTH 7
|
||||
#endif
|
||||
for (j = 0;j<MQTT_HEADER_VERSION_LENGTH;j++) {
|
||||
buffer[length++] = d[j];
|
||||
}
|
||||
|
||||
uint8_t v;
|
||||
if (willTopic) {
|
||||
v = 0x04|(willQos<<3)|(willRetain<<5);
|
||||
} else {
|
||||
v = 0x00;
|
||||
}
|
||||
if (cleanSession) {
|
||||
v = v|0x02;
|
||||
}
|
||||
|
||||
if(user != NULL) {
|
||||
v = v|0x80;
|
||||
|
||||
if(pass != NULL) {
|
||||
v = v|(0x80>>1);
|
||||
}
|
||||
}
|
||||
|
||||
buffer[length++] = v;
|
||||
|
||||
buffer[length++] = ((MQTT_KEEPALIVE) >> 8);
|
||||
buffer[length++] = ((MQTT_KEEPALIVE) & 0xFF);
|
||||
|
||||
CHECK_STRING_LENGTH(length,id)
|
||||
length = writeString(id,buffer,length);
|
||||
if (willTopic) {
|
||||
CHECK_STRING_LENGTH(length,willTopic)
|
||||
length = writeString(willTopic,buffer,length);
|
||||
CHECK_STRING_LENGTH(length,willMessage)
|
||||
length = writeString(willMessage,buffer,length);
|
||||
}
|
||||
|
||||
if(user != NULL) {
|
||||
CHECK_STRING_LENGTH(length,user)
|
||||
length = writeString(user,buffer,length);
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||||
if(pass != NULL) {
|
||||
CHECK_STRING_LENGTH(length,pass)
|
||||
length = writeString(pass,buffer,length);
|
||||
}
|
||||
}
|
||||
|
||||
write(MQTTCONNECT,buffer,length-MQTT_MAX_HEADER_SIZE);
|
||||
|
||||
lastInActivity = lastOutActivity = millis();
|
||||
|
||||
while (!_client->available()) {
|
||||
unsigned long t = millis();
|
||||
if (t-lastInActivity >= ((int32_t) MQTT_SOCKET_TIMEOUT*1000UL)) {
|
||||
_state = MQTT_CONNECTION_TIMEOUT;
|
||||
_client->stop();
|
||||
return false;
|
||||
}
|
||||
}
|
||||
uint8_t llen;
|
||||
uint16_t len = readPacket(&llen);
|
||||
|
||||
if (len == 4) {
|
||||
if (buffer[3] == 0) {
|
||||
lastInActivity = millis();
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||||
pingOutstanding = false;
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||||
_state = MQTT_CONNECTED;
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||||
return true;
|
||||
} else {
|
||||
_state = buffer[3];
|
||||
}
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||||
}
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||||
_client->stop();
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||||
} else {
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||||
_state = MQTT_CONNECT_FAILED;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
return true;
|
||||
}
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||||
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||||
// reads a byte into result
|
||||
boolean PubSubClient::readByte(uint8_t * result) {
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||||
uint32_t previousMillis = millis();
|
||||
while(!_client->available()) {
|
||||
yield();
|
||||
uint32_t currentMillis = millis();
|
||||
if(currentMillis - previousMillis >= ((int32_t) MQTT_SOCKET_TIMEOUT * 1000)){
|
||||
return false;
|
||||
}
|
||||
}
|
||||
*result = _client->read();
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||||
return true;
|
||||
}
|
||||
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||||
// reads a byte into result[*index] and increments index
|
||||
boolean PubSubClient::readByte(uint8_t * result, uint16_t * index){
|
||||
uint16_t current_index = *index;
|
||||
uint8_t * write_address = &(result[current_index]);
|
||||
if(readByte(write_address)){
|
||||
*index = current_index + 1;
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
uint16_t PubSubClient::readPacket(uint8_t* lengthLength) {
|
||||
uint16_t len = 0;
|
||||
if(!readByte(buffer, &len)) return 0;
|
||||
bool isPublish = (buffer[0]&0xF0) == MQTTPUBLISH;
|
||||
uint32_t multiplier = 1;
|
||||
uint16_t length = 0;
|
||||
uint8_t digit = 0;
|
||||
uint16_t skip = 0;
|
||||
uint8_t start = 0;
|
||||
|
||||
do {
|
||||
if (len == 5) {
|
||||
// Invalid remaining length encoding - kill the connection
|
||||
_state = MQTT_DISCONNECTED;
|
||||
_client->stop();
|
||||
return 0;
|
||||
}
|
||||
if(!readByte(&digit)) return 0;
|
||||
buffer[len++] = digit;
|
||||
length += (digit & 127) * multiplier;
|
||||
multiplier *= 128;
|
||||
} while ((digit & 128) != 0);
|
||||
*lengthLength = len-1;
|
||||
|
||||
if (isPublish) {
|
||||
// Read in topic length to calculate bytes to skip over for Stream writing
|
||||
if(!readByte(buffer, &len)) return 0;
|
||||
if(!readByte(buffer, &len)) return 0;
|
||||
skip = (buffer[*lengthLength+1]<<8)+buffer[*lengthLength+2];
|
||||
start = 2;
|
||||
if (buffer[0]&MQTTQOS1) {
|
||||
// skip message id
|
||||
skip += 2;
|
||||
}
|
||||
}
|
||||
|
||||
for (uint16_t i = start;i<length;i++) {
|
||||
if(!readByte(&digit)) return 0;
|
||||
if (this->stream) {
|
||||
if (isPublish && len-*lengthLength-2>skip) {
|
||||
this->stream->write(digit);
|
||||
}
|
||||
}
|
||||
if (len < MQTT_MAX_PACKET_SIZE) {
|
||||
buffer[len] = digit;
|
||||
}
|
||||
len++;
|
||||
}
|
||||
|
||||
if (!this->stream && len > MQTT_MAX_PACKET_SIZE) {
|
||||
len = 0; // This will cause the packet to be ignored.
|
||||
}
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
boolean PubSubClient::loop() {
|
||||
if (connected()) {
|
||||
unsigned long t = millis();
|
||||
if ((t - lastInActivity > MQTT_KEEPALIVE*1000UL) || (t - lastOutActivity > MQTT_KEEPALIVE*1000UL)) {
|
||||
if (pingOutstanding) {
|
||||
this->_state = MQTT_CONNECTION_TIMEOUT;
|
||||
_client->stop();
|
||||
return false;
|
||||
} else {
|
||||
buffer[0] = MQTTPINGREQ;
|
||||
buffer[1] = 0;
|
||||
_client->write(buffer,2);
|
||||
lastOutActivity = t;
|
||||
lastInActivity = t;
|
||||
pingOutstanding = true;
|
||||
}
|
||||
}
|
||||
if (_client->available()) {
|
||||
uint8_t llen;
|
||||
uint16_t len = readPacket(&llen);
|
||||
uint16_t msgId = 0;
|
||||
uint8_t *payload;
|
||||
if (len > 0) {
|
||||
lastInActivity = t;
|
||||
uint8_t type = buffer[0]&0xF0;
|
||||
if (type == MQTTPUBLISH) {
|
||||
if (callback) {
|
||||
uint16_t tl = (buffer[llen+1]<<8)+buffer[llen+2]; /* topic length in bytes */
|
||||
memmove(buffer+llen+2,buffer+llen+3,tl); /* move topic inside buffer 1 byte to front */
|
||||
buffer[llen+2+tl] = 0; /* end the topic as a 'C' string with \x00 */
|
||||
char *topic = (char*) buffer+llen+2;
|
||||
// msgId only present for QOS>0
|
||||
if ((buffer[0]&0x06) == MQTTQOS1) {
|
||||
msgId = (buffer[llen+3+tl]<<8)+buffer[llen+3+tl+1];
|
||||
payload = buffer+llen+3+tl+2;
|
||||
callback(topic,payload,len-llen-3-tl-2);
|
||||
|
||||
buffer[0] = MQTTPUBACK;
|
||||
buffer[1] = 2;
|
||||
buffer[2] = (msgId >> 8);
|
||||
buffer[3] = (msgId & 0xFF);
|
||||
_client->write(buffer,4);
|
||||
lastOutActivity = t;
|
||||
|
||||
} else {
|
||||
payload = buffer+llen+3+tl;
|
||||
callback(topic,payload,len-llen-3-tl);
|
||||
}
|
||||
}
|
||||
} else if (type == MQTTPINGREQ) {
|
||||
buffer[0] = MQTTPINGRESP;
|
||||
buffer[1] = 0;
|
||||
_client->write(buffer,2);
|
||||
} else if (type == MQTTPINGRESP) {
|
||||
pingOutstanding = false;
|
||||
}
|
||||
} else if (!connected()) {
|
||||
// readPacket has closed the connection
|
||||
return false;
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
boolean PubSubClient::publish(const char* topic, const char* payload) {
|
||||
return publish(topic,(const uint8_t*)payload,strlen(payload),false);
|
||||
}
|
||||
|
||||
boolean PubSubClient::publish(const char* topic, const char* payload, boolean retained) {
|
||||
return publish(topic,(const uint8_t*)payload,strlen(payload),retained);
|
||||
}
|
||||
|
||||
boolean PubSubClient::publish(const char* topic, const uint8_t* payload, unsigned int plength) {
|
||||
return publish(topic, payload, plength, false);
|
||||
}
|
||||
|
||||
boolean PubSubClient::publish(const char* topic, const uint8_t* payload, unsigned int plength, boolean retained) {
|
||||
if (connected()) {
|
||||
if (MQTT_MAX_PACKET_SIZE < MQTT_MAX_HEADER_SIZE + 2+strlen(topic) + plength) {
|
||||
// Too long
|
||||
return false;
|
||||
}
|
||||
// Leave room in the buffer for header and variable length field
|
||||
uint16_t length = MQTT_MAX_HEADER_SIZE;
|
||||
length = writeString(topic,buffer,length);
|
||||
uint16_t i;
|
||||
for (i=0;i<plength;i++) {
|
||||
buffer[length++] = payload[i];
|
||||
}
|
||||
uint8_t header = MQTTPUBLISH;
|
||||
if (retained) {
|
||||
header |= 1;
|
||||
}
|
||||
return write(header,buffer,length-MQTT_MAX_HEADER_SIZE);
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
boolean PubSubClient::publish_P(const char* topic, const char* payload, boolean retained) {
|
||||
return publish_P(topic, (const uint8_t*)payload, strlen(payload), retained);
|
||||
}
|
||||
|
||||
boolean PubSubClient::publish_P(const char* topic, const uint8_t* payload, unsigned int plength, boolean retained) {
|
||||
uint8_t llen = 0;
|
||||
uint8_t digit;
|
||||
unsigned int rc = 0;
|
||||
uint16_t tlen;
|
||||
unsigned int pos = 0;
|
||||
unsigned int i;
|
||||
uint8_t header;
|
||||
unsigned int len;
|
||||
|
||||
if (!connected()) {
|
||||
return false;
|
||||
}
|
||||
|
||||
tlen = strlen(topic);
|
||||
|
||||
header = MQTTPUBLISH;
|
||||
if (retained) {
|
||||
header |= 1;
|
||||
}
|
||||
buffer[pos++] = header;
|
||||
len = plength + 2 + tlen;
|
||||
do {
|
||||
digit = len % 128;
|
||||
len = len / 128;
|
||||
if (len > 0) {
|
||||
digit |= 0x80;
|
||||
}
|
||||
buffer[pos++] = digit;
|
||||
llen++;
|
||||
} while(len>0);
|
||||
|
||||
pos = writeString(topic,buffer,pos);
|
||||
|
||||
rc += _client->write(buffer,pos);
|
||||
|
||||
for (i=0;i<plength;i++) {
|
||||
rc += _client->write((char)pgm_read_byte_near(payload + i));
|
||||
}
|
||||
|
||||
lastOutActivity = millis();
|
||||
|
||||
return rc == tlen + 4 + plength;
|
||||
}
|
||||
|
||||
boolean PubSubClient::beginPublish(const char* topic, unsigned int plength, boolean retained) {
|
||||
if (connected()) {
|
||||
// Send the header and variable length field
|
||||
uint16_t length = MQTT_MAX_HEADER_SIZE;
|
||||
length = writeString(topic,buffer,length);
|
||||
uint16_t i;
|
||||
uint8_t header = MQTTPUBLISH;
|
||||
if (retained) {
|
||||
header |= 1;
|
||||
}
|
||||
size_t hlen = buildHeader(header, buffer, plength+length-MQTT_MAX_HEADER_SIZE);
|
||||
uint16_t rc = _client->write(buffer+(MQTT_MAX_HEADER_SIZE-hlen),length-(MQTT_MAX_HEADER_SIZE-hlen));
|
||||
lastOutActivity = millis();
|
||||
return (rc == (length-(MQTT_MAX_HEADER_SIZE-hlen)));
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
int PubSubClient::endPublish() {
|
||||
return 1;
|
||||
}
|
||||
|
||||
size_t PubSubClient::write(uint8_t data) {
|
||||
lastOutActivity = millis();
|
||||
return _client->write(data);
|
||||
}
|
||||
|
||||
size_t PubSubClient::write(const uint8_t *buffer, size_t size) {
|
||||
lastOutActivity = millis();
|
||||
return _client->write(buffer,size);
|
||||
}
|
||||
|
||||
size_t PubSubClient::buildHeader(uint8_t header, uint8_t* buf, uint16_t length) {
|
||||
uint8_t lenBuf[4];
|
||||
uint8_t llen = 0;
|
||||
uint8_t digit;
|
||||
uint8_t pos = 0;
|
||||
uint16_t len = length;
|
||||
do {
|
||||
digit = len % 128;
|
||||
len = len / 128;
|
||||
if (len > 0) {
|
||||
digit |= 0x80;
|
||||
}
|
||||
lenBuf[pos++] = digit;
|
||||
llen++;
|
||||
} while(len>0);
|
||||
|
||||
buf[4-llen] = header;
|
||||
for (int i=0;i<llen;i++) {
|
||||
buf[MQTT_MAX_HEADER_SIZE-llen+i] = lenBuf[i];
|
||||
}
|
||||
return llen+1; // Full header size is variable length bit plus the 1-byte fixed header
|
||||
}
|
||||
|
||||
boolean PubSubClient::write(uint8_t header, uint8_t* buf, uint16_t length) {
|
||||
uint16_t rc;
|
||||
uint8_t hlen = buildHeader(header, buf, length);
|
||||
|
||||
#ifdef MQTT_MAX_TRANSFER_SIZE
|
||||
uint8_t* writeBuf = buf+(MQTT_MAX_HEADER_SIZE-hlen);
|
||||
uint16_t bytesRemaining = length+hlen; //Match the length type
|
||||
uint8_t bytesToWrite;
|
||||
boolean result = true;
|
||||
while((bytesRemaining > 0) && result) {
|
||||
bytesToWrite = (bytesRemaining > MQTT_MAX_TRANSFER_SIZE)?MQTT_MAX_TRANSFER_SIZE:bytesRemaining;
|
||||
rc = _client->write(writeBuf,bytesToWrite);
|
||||
result = (rc == bytesToWrite);
|
||||
bytesRemaining -= rc;
|
||||
writeBuf += rc;
|
||||
}
|
||||
return result;
|
||||
#else
|
||||
rc = _client->write(buf+(MQTT_MAX_HEADER_SIZE-hlen),length+hlen);
|
||||
lastOutActivity = millis();
|
||||
return (rc == hlen+length);
|
||||
#endif
|
||||
}
|
||||
|
||||
boolean PubSubClient::subscribe(const char* topic) {
|
||||
return subscribe(topic, 0);
|
||||
}
|
||||
|
||||
boolean PubSubClient::subscribe(const char* topic, uint8_t qos) {
|
||||
if (qos > 1) {
|
||||
return false;
|
||||
}
|
||||
if (MQTT_MAX_PACKET_SIZE < 9 + strlen(topic)) {
|
||||
// Too long
|
||||
return false;
|
||||
}
|
||||
if (connected()) {
|
||||
// Leave room in the buffer for header and variable length field
|
||||
uint16_t length = MQTT_MAX_HEADER_SIZE;
|
||||
nextMsgId++;
|
||||
if (nextMsgId == 0) {
|
||||
nextMsgId = 1;
|
||||
}
|
||||
buffer[length++] = (nextMsgId >> 8);
|
||||
buffer[length++] = (nextMsgId & 0xFF);
|
||||
length = writeString((char*)topic, buffer,length);
|
||||
buffer[length++] = qos;
|
||||
return write(MQTTSUBSCRIBE|MQTTQOS1,buffer,length-MQTT_MAX_HEADER_SIZE);
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
boolean PubSubClient::unsubscribe(const char* topic) {
|
||||
if (MQTT_MAX_PACKET_SIZE < 9 + strlen(topic)) {
|
||||
// Too long
|
||||
return false;
|
||||
}
|
||||
if (connected()) {
|
||||
uint16_t length = MQTT_MAX_HEADER_SIZE;
|
||||
nextMsgId++;
|
||||
if (nextMsgId == 0) {
|
||||
nextMsgId = 1;
|
||||
}
|
||||
buffer[length++] = (nextMsgId >> 8);
|
||||
buffer[length++] = (nextMsgId & 0xFF);
|
||||
length = writeString(topic, buffer,length);
|
||||
return write(MQTTUNSUBSCRIBE|MQTTQOS1,buffer,length-MQTT_MAX_HEADER_SIZE);
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
void PubSubClient::disconnect() {
|
||||
buffer[0] = MQTTDISCONNECT;
|
||||
buffer[1] = 0;
|
||||
_client->write(buffer,2);
|
||||
_state = MQTT_DISCONNECTED;
|
||||
_client->flush();
|
||||
_client->stop();
|
||||
lastInActivity = lastOutActivity = millis();
|
||||
}
|
||||
|
||||
uint16_t PubSubClient::writeString(const char* string, uint8_t* buf, uint16_t pos) {
|
||||
const char* idp = string;
|
||||
uint16_t i = 0;
|
||||
pos += 2;
|
||||
while (*idp) {
|
||||
buf[pos++] = *idp++;
|
||||
i++;
|
||||
}
|
||||
buf[pos-i-2] = (i >> 8);
|
||||
buf[pos-i-1] = (i & 0xFF);
|
||||
return pos;
|
||||
}
|
||||
|
||||
|
||||
boolean PubSubClient::connected() {
|
||||
boolean rc;
|
||||
if (_client == NULL ) {
|
||||
rc = false;
|
||||
} else {
|
||||
rc = (int)_client->connected();
|
||||
if (!rc) {
|
||||
if (this->_state == MQTT_CONNECTED) {
|
||||
this->_state = MQTT_CONNECTION_LOST;
|
||||
_client->flush();
|
||||
_client->stop();
|
||||
}
|
||||
}
|
||||
}
|
||||
return rc;
|
||||
}
|
||||
|
||||
PubSubClient& PubSubClient::setServer(uint8_t * ip, uint16_t port) {
|
||||
IPAddress addr(ip[0],ip[1],ip[2],ip[3]);
|
||||
return setServer(addr,port);
|
||||
}
|
||||
|
||||
PubSubClient& PubSubClient::setServer(IPAddress ip, uint16_t port) {
|
||||
this->ip = ip;
|
||||
this->port = port;
|
||||
this->domain = NULL;
|
||||
return *this;
|
||||
}
|
||||
|
||||
PubSubClient& PubSubClient::setServer(const char * domain, uint16_t port) {
|
||||
this->domain = domain;
|
||||
this->port = port;
|
||||
return *this;
|
||||
}
|
||||
|
||||
PubSubClient& PubSubClient::setCallback(MQTT_CALLBACK_SIGNATURE) {
|
||||
this->callback = callback;
|
||||
return *this;
|
||||
}
|
||||
|
||||
PubSubClient& PubSubClient::setClient(Client& client){
|
||||
this->_client = &client;
|
||||
return *this;
|
||||
}
|
||||
|
||||
PubSubClient& PubSubClient::setStream(Stream& stream){
|
||||
this->stream = &stream;
|
||||
return *this;
|
||||
}
|
||||
|
||||
int PubSubClient::state() {
|
||||
return this->_state;
|
||||
}
|
||||
@ -1,173 +0,0 @@
|
||||
/*
|
||||
PubSubClient.h - A simple client for MQTT.
|
||||
Nick O'Leary
|
||||
http://knolleary.net
|
||||
*/
|
||||
|
||||
#ifndef PubSubClient_h
|
||||
#define PubSubClient_h
|
||||
|
||||
#include <Arduino.h>
|
||||
#include "IPAddress.h"
|
||||
#include "Client.h"
|
||||
#include "Stream.h"
|
||||
|
||||
#define MQTT_VERSION_3_1 3
|
||||
#define MQTT_VERSION_3_1_1 4
|
||||
|
||||
// MQTT_VERSION : Pick the version
|
||||
//#define MQTT_VERSION MQTT_VERSION_3_1
|
||||
#ifndef MQTT_VERSION
|
||||
#define MQTT_VERSION MQTT_VERSION_3_1_1
|
||||
#endif
|
||||
|
||||
// MQTT_MAX_PACKET_SIZE : Maximum packet size
|
||||
#ifndef MQTT_MAX_PACKET_SIZE
|
||||
#define MQTT_MAX_PACKET_SIZE 128
|
||||
#endif
|
||||
|
||||
// MQTT_KEEPALIVE : keepAlive interval in Seconds
|
||||
#ifndef MQTT_KEEPALIVE
|
||||
#define MQTT_KEEPALIVE 15
|
||||
#endif
|
||||
|
||||
// MQTT_SOCKET_TIMEOUT: socket timeout interval in Seconds
|
||||
#ifndef MQTT_SOCKET_TIMEOUT
|
||||
#define MQTT_SOCKET_TIMEOUT 15
|
||||
#endif
|
||||
|
||||
// MQTT_MAX_TRANSFER_SIZE : limit how much data is passed to the network client
|
||||
// in each write call. Needed for the Arduino Wifi Shield. Leave undefined to
|
||||
// pass the entire MQTT packet in each write call.
|
||||
//#define MQTT_MAX_TRANSFER_SIZE 80
|
||||
|
||||
// Possible values for client.state()
|
||||
#define MQTT_CONNECTION_TIMEOUT -4
|
||||
#define MQTT_CONNECTION_LOST -3
|
||||
#define MQTT_CONNECT_FAILED -2
|
||||
#define MQTT_DISCONNECTED -1
|
||||
#define MQTT_CONNECTED 0
|
||||
#define MQTT_CONNECT_BAD_PROTOCOL 1
|
||||
#define MQTT_CONNECT_BAD_CLIENT_ID 2
|
||||
#define MQTT_CONNECT_UNAVAILABLE 3
|
||||
#define MQTT_CONNECT_BAD_CREDENTIALS 4
|
||||
#define MQTT_CONNECT_UNAUTHORIZED 5
|
||||
|
||||
#define MQTTCONNECT 1 << 4 // Client request to connect to Server
|
||||
#define MQTTCONNACK 2 << 4 // Connect Acknowledgment
|
||||
#define MQTTPUBLISH 3 << 4 // Publish message
|
||||
#define MQTTPUBACK 4 << 4 // Publish Acknowledgment
|
||||
#define MQTTPUBREC 5 << 4 // Publish Received (assured delivery part 1)
|
||||
#define MQTTPUBREL 6 << 4 // Publish Release (assured delivery part 2)
|
||||
#define MQTTPUBCOMP 7 << 4 // Publish Complete (assured delivery part 3)
|
||||
#define MQTTSUBSCRIBE 8 << 4 // Client Subscribe request
|
||||
#define MQTTSUBACK 9 << 4 // Subscribe Acknowledgment
|
||||
#define MQTTUNSUBSCRIBE 10 << 4 // Client Unsubscribe request
|
||||
#define MQTTUNSUBACK 11 << 4 // Unsubscribe Acknowledgment
|
||||
#define MQTTPINGREQ 12 << 4 // PING Request
|
||||
#define MQTTPINGRESP 13 << 4 // PING Response
|
||||
#define MQTTDISCONNECT 14 << 4 // Client is Disconnecting
|
||||
#define MQTTReserved 15 << 4 // Reserved
|
||||
|
||||
#define MQTTQOS0 (0 << 1)
|
||||
#define MQTTQOS1 (1 << 1)
|
||||
#define MQTTQOS2 (2 << 1)
|
||||
|
||||
// Maximum size of fixed header and variable length size header
|
||||
#define MQTT_MAX_HEADER_SIZE 5
|
||||
|
||||
#if defined(ESP8266) || defined(ESP32)
|
||||
#include <functional>
|
||||
#define MQTT_CALLBACK_SIGNATURE std::function<void(char*, uint8_t*, unsigned int)> callback
|
||||
#else
|
||||
#define MQTT_CALLBACK_SIGNATURE void (*callback)(char*, uint8_t*, unsigned int)
|
||||
#endif
|
||||
|
||||
#define CHECK_STRING_LENGTH(l,s) if (l+2+strlen(s) > MQTT_MAX_PACKET_SIZE) {_client->stop();return false;}
|
||||
|
||||
class PubSubClient : public Print {
|
||||
private:
|
||||
Client* _client;
|
||||
uint8_t buffer[MQTT_MAX_PACKET_SIZE];
|
||||
uint16_t nextMsgId;
|
||||
unsigned long lastOutActivity;
|
||||
unsigned long lastInActivity;
|
||||
bool pingOutstanding;
|
||||
MQTT_CALLBACK_SIGNATURE;
|
||||
uint16_t readPacket(uint8_t*);
|
||||
boolean readByte(uint8_t * result);
|
||||
boolean readByte(uint8_t * result, uint16_t * index);
|
||||
boolean write(uint8_t header, uint8_t* buf, uint16_t length);
|
||||
uint16_t writeString(const char* string, uint8_t* buf, uint16_t pos);
|
||||
// Build up the header ready to send
|
||||
// Returns the size of the header
|
||||
// Note: the header is built at the end of the first MQTT_MAX_HEADER_SIZE bytes, so will start
|
||||
// (MQTT_MAX_HEADER_SIZE - <returned size>) bytes into the buffer
|
||||
size_t buildHeader(uint8_t header, uint8_t* buf, uint16_t length);
|
||||
IPAddress ip;
|
||||
const char* domain;
|
||||
uint16_t port;
|
||||
Stream* stream;
|
||||
int _state;
|
||||
public:
|
||||
PubSubClient();
|
||||
PubSubClient(Client& client);
|
||||
PubSubClient(IPAddress, uint16_t, Client& client);
|
||||
PubSubClient(IPAddress, uint16_t, Client& client, Stream&);
|
||||
PubSubClient(IPAddress, uint16_t, MQTT_CALLBACK_SIGNATURE,Client& client);
|
||||
PubSubClient(IPAddress, uint16_t, MQTT_CALLBACK_SIGNATURE,Client& client, Stream&);
|
||||
PubSubClient(uint8_t *, uint16_t, Client& client);
|
||||
PubSubClient(uint8_t *, uint16_t, Client& client, Stream&);
|
||||
PubSubClient(uint8_t *, uint16_t, MQTT_CALLBACK_SIGNATURE,Client& client);
|
||||
PubSubClient(uint8_t *, uint16_t, MQTT_CALLBACK_SIGNATURE,Client& client, Stream&);
|
||||
PubSubClient(const char*, uint16_t, Client& client);
|
||||
PubSubClient(const char*, uint16_t, Client& client, Stream&);
|
||||
PubSubClient(const char*, uint16_t, MQTT_CALLBACK_SIGNATURE,Client& client);
|
||||
PubSubClient(const char*, uint16_t, MQTT_CALLBACK_SIGNATURE,Client& client, Stream&);
|
||||
|
||||
PubSubClient& setServer(IPAddress ip, uint16_t port);
|
||||
PubSubClient& setServer(uint8_t * ip, uint16_t port);
|
||||
PubSubClient& setServer(const char * domain, uint16_t port);
|
||||
PubSubClient& setCallback(MQTT_CALLBACK_SIGNATURE);
|
||||
PubSubClient& setClient(Client& client);
|
||||
PubSubClient& setStream(Stream& stream);
|
||||
|
||||
boolean connect(const char* id);
|
||||
boolean connect(const char* id, const char* user, const char* pass);
|
||||
boolean connect(const char* id, const char* willTopic, uint8_t willQos, boolean willRetain, const char* willMessage);
|
||||
boolean connect(const char* id, const char* user, const char* pass, const char* willTopic, uint8_t willQos, boolean willRetain, const char* willMessage);
|
||||
boolean connect(const char* id, const char* user, const char* pass, const char* willTopic, uint8_t willQos, boolean willRetain, const char* willMessage, boolean cleanSession);
|
||||
void disconnect();
|
||||
boolean publish(const char* topic, const char* payload);
|
||||
boolean publish(const char* topic, const char* payload, boolean retained);
|
||||
boolean publish(const char* topic, const uint8_t * payload, unsigned int plength);
|
||||
boolean publish(const char* topic, const uint8_t * payload, unsigned int plength, boolean retained);
|
||||
boolean publish_P(const char* topic, const char* payload, boolean retained);
|
||||
boolean publish_P(const char* topic, const uint8_t * payload, unsigned int plength, boolean retained);
|
||||
// Start to publish a message.
|
||||
// This API:
|
||||
// beginPublish(...)
|
||||
// one or more calls to write(...)
|
||||
// endPublish()
|
||||
// Allows for arbitrarily large payloads to be sent without them having to be copied into
|
||||
// a new buffer and held in memory at one time
|
||||
// Returns 1 if the message was started successfully, 0 if there was an error
|
||||
boolean beginPublish(const char* topic, unsigned int plength, boolean retained);
|
||||
// Finish off this publish message (started with beginPublish)
|
||||
// Returns 1 if the packet was sent successfully, 0 if there was an error
|
||||
int endPublish();
|
||||
// Write a single byte of payload (only to be used with beginPublish/endPublish)
|
||||
virtual size_t write(uint8_t);
|
||||
// Write size bytes from buffer into the payload (only to be used with beginPublish/endPublish)
|
||||
// Returns the number of bytes written
|
||||
virtual size_t write(const uint8_t *buffer, size_t size);
|
||||
boolean subscribe(const char* topic);
|
||||
boolean subscribe(const char* topic, uint8_t qos);
|
||||
boolean unsubscribe(const char* topic);
|
||||
boolean loop();
|
||||
boolean connected();
|
||||
int state();
|
||||
};
|
||||
|
||||
|
||||
#endif
|
||||
Loading…
x
Reference in New Issue
Block a user