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Library Fixes #127

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Merged
brentru merged 7 commits into from
Aug 17, 2018
Merged

Library Fixes #127

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eb537cc
Removing warnings
Aug 17, 2018
81cb29a
handle reading zero-length packets
Aug 17, 2018
6882fa2
updating travis to exclude archived libraries, addin Arduino WiFi101 …
Aug 17, 2018
9c0ce72
adding esp lib to travis
Aug 17, 2018
7ff5642
restrict builds to current hardware platforms
Aug 17, 2018
600e86c
travis, esp8266: skip esp target for non-esp-based examples
Aug 17, 2018
4640dc8
adding test skips for zero, fixing fingerprint error
Aug 17, 2018
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handle reading zero-length packets
  • Loading branch information
brentru committed Aug 17, 2018
commit 81cb29a3053d76415708d6e8c041f72e7da10ebd
6 changes: 6 additions & 0 deletions Adafruit_MQTT_Client.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,7 @@ uint16_t Adafruit_MQTT_Client::readPacket(uint8_t *buffer, uint16_t maxlen,
uint16_t len = 0;
int16_t t = timeout;


while (client->connected() && (timeout >= 0)) {
//DEBUG_PRINT('.');
while (client->available()) {
Expand All @@ -62,6 +63,11 @@ uint16_t Adafruit_MQTT_Client::readPacket(uint8_t *buffer, uint16_t maxlen,
buffer[len] = c;
//DEBUG_PRINTLN((uint8_t)c, HEX);
len++;

if (maxlen == 0) { // handle zero-length packets
return 0;
}

if (len == maxlen) { // we read all we want, bail
DEBUG_PRINT(F("Read data:\t"));
DEBUG_PRINTBUFFER(buffer, len);
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