wolfMQTT v0.14 has been released (11/22/17) and includes fixes for non-blocking operation, improved error handling with TLS, fixes for GCC 7 warnings and updates to the Visual Studio projects.

wolfSSL will be at the IoT Tech Expo (Nov 29-30, 2017) in Santa Clara at the convention center. If you are attending please visit our booth #196 and say hello. Our MQTT expert David Garske will be available to answer questions.

wolfMQTT v0.14 Release Notes:

Fixed non-blocking connect to check for EINPROGRESS for all platforms (not just Harmony). Fixed buffer overflow position check on read/write. Fixed typo on internal packet function MqttDecode_ConnectAck. Fixed the socket close for Harmony to use closesocket. Fixed non-blocking connect where WOLFMQTT_NO_STDIO is defined. Fixed GCC 7’s new fall-through check. Added check for EAGAIN in non-blocking mode (was only EWOULDBLOCK). Added non-blocking support for write operations when WOLFMQTT_NONBLOCK is defined. Added support for DH and setting the default minimum key bits. Added support for keep-alive ping when using non-blocking mode. Improvements to example TLS callback handling of return code failures. Improvements and fixes to Visual Studio projects. Enhancement to adjust wolfSSL options.h include based on WOLFSSL_USER_SETTINGS.

You can download the latest release here: https://www.wolfssl.com/download/

wolfMQTT Product Page

For questions please email us at facts@wolfssl.com