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adds zero byte client id option for 3.1.1

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This commit is contained in:
Todd Treece
2015-10-02 17:10:16 -04:00
parent a3925bdb6b
commit 913cce41af
2 changed files with 8 additions and 6 deletions
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6
Adafruit_MQTT.cpp
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@@ -294,6 +294,12 @@ uint8_t Adafruit_MQTT::connectPacket(uint8_t *packet) {
} else {
if (pgm_read_byte(clientid) != 0) {
p = stringprint_P(p, clientid);
} else {
p[0] = 0x0;
p++;
p[0] = 0x0;
p++;
DEBUG_PRINTLN(F("SERVER GENERATING CLIENT ID"));
}
}

4
Adafruit_MQTT.h
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@@ -45,9 +45,7 @@
#define DEBUG_PRINTBUFFER(buffer, len) {}
#endif
#ifndef MQTT_PROTOCOL_LEVEL
#define MQTT_PROTOCOL_LEVEL 4
#endif
#define MQTT_CTRL_CONNECT 0x01
#define MQTT_CTRL_CONNECTACK 0x02
@@ -65,9 +63,7 @@
#define PING_TIMEOUT_MS 500
// Adjust as necessary, in seconds. Default to 5 minutes.
#ifndef MQTT_CONN_KEEPALIVE
#define MQTT_CONN_KEEPALIVE 300
#endif
// Largest full packet we're able to send.
// Need to be able to store at least ~90 chars for a connect packet with full