arduino/Adafruit_MQTT_Library
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fix i2c decode issue

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This commit is contained in:
brentru
2023-08-31 13:25:58 -04:00
parent c84b63f945
commit 34c28094f1
3 changed files with 12 additions and 3 deletions
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7
Adafruit_MQTT.cpp
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@ -563,9 +563,12 @@ Adafruit_MQTT_Subscribe *Adafruit_MQTT::handleSubscriptionPacket(uint16_t len) {
}
// Parse out length of packet.
uint16_t const topicoffset = packetAdditionalLen(len);
// NOTE: This includes data in the variable header and the payload.
uint16_t remainingLen = len - 4; // subtract the 4 header bytes
uint16_t const topicoffset = packetAdditionalLen(remainingLen);
uint16_t const topicstart = topicoffset + 4;
topiclen = buffer[3 + topicoffset];
topiclen = int((buffer[2 + topicoffset]) << 8 | buffer[3 + topicoffset]);
DEBUG_PRINT(F("Looking for subscription len "));
DEBUG_PRINTLN(topiclen);