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CoAP

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Constrained Application Protocol (CoAP) is a specialized web transfer protocol for use with constrained nodes and constrained networks in the Internet of Things, as defined by IETF RFC 7252. CoAP adopts a REST model making it easy to learn and easy to adapt to HTTP. coaps:// is a related protocol, where "s" stands for a secure layer using DTLS. Learn more at coap.technology.

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IoT-Technology / IOT-Technical-Guide

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🐝 IoT Technical Guide --- 从零搭建高性能物联网平台及物联网解决方案和Thingsboard源码分析 ✨ ✨ ✨ (IoT Platform, SaaS, MQTT, CoAP, HTTP, Modbus, OPC, WebSocket, 物模型，Protobuf, PostgreSQL, MongoDB, Spring Security, OAuth2, RuleEngine, Kafka, Docker)
mqtt iot coap jwt real-time rule-engine nosql websocket gateway modbus internet-of-things iot-platform token opc-ua thingsboard multitenant tsl micorservice
  • Updated Jan 26, 2021
  • Java

lensesio / stream-reactor

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Streaming reference architecture for ETL with Kafka and Kafka-Connect. You can find more on http://lenses.io on how we provide a unified solution to manage your connectors, most advanced SQL engine for Kafka and Kafka Streams, cluster monitoring and alerting, and more.
kubernetes redis mqtt elasticsearch coap streaming kafka cassandra mongodb influxdb connector hazelcast ftp jms kudu rethinkdb hbase dataops kafka-connect cosmosdb
  • Updated Feb 13, 2021
  • Scala

lobaro / lobaro-coap

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Open

CoAP_Res_t.pDescription may be NULL and may hardfault in CoAP_StartNotifyInteractions

NZSmartie
NZSmartie commented Apr 6, 2018

pDescription may be null and causes a hard-fault when observers are notified of a resource update.
https://github.com/Lobaro/lobaro-coap/blob/b6b5ced0f7d013022c848d5f3da4ddb757339b6c/src/coap_interaction.c#L279

It's set to NULL when an null or empty string is passed in as a resource description on CoAP_CreateResource:
https://github.com/Lobaro/lobaro-coap/blob/d7a4c79ad2217f744ac9757d2b4b

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Released 2014

Website
tools.ietf.org/html/rfc7252
Wikipedia
Wikipedia

Related Topics

api cbor dtls http iot rest