read max packet
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@ -48,8 +48,8 @@ class Adafruit_MQTT_FONA : public Adafruit_MQTT {
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DEBUG_PRINT('!');
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if (len + avail > maxlen) {
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// oof we cant read more of the available data in this buffer
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return len;
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avail = maxlen - len;
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if (avail == 0) return len;
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}
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// try to read the data into the end of the pointer
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