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    librdkafka
    
   The Apache Kafka C/C++ client library 
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| Metadata: Broker information | |
| Configuration interface | |
| Consume callback class | |
| Delivery Report callback class | |
| Event object class as passed to the EventCb callback | |
| Event callback class | |
| Base handle, super class for specific clients | |
| Simple Consumer (legacy) | |
| High-level KafkaConsumer (for brokers 0.9 and later) | |
| Producer | |
| Message object | |
| Message timestamp object | |
| Metadata container | |
| Offset Commit callback class | |
| Portability: OpenCb callback class | |
| Partitioner callback class | |
| Variant partitioner with key pointer | |
| Metadata: Partition information | |
| Queue interface | |
| Error code value, name and description. Typically for use with language bindings to automatically expose the full set of librdkafka error codes | |
| Group information | |
| List of groups | |
| Group member information | |
A Kafka message as returned by the rd_kafka_consume*() family of functions as well as provided to the Producer dr_msg_cb()  | |
| Broker information | |
| Partition information | |
| Metadata container | |
| Topic information | |
| A growable list of Topic+Partitions | |
| Topic+Partition place holder | |
| KafkaConsunmer: Rebalance callback class | |
| Portability: SocketCb callback class | |
| Topic handle | |
| Metadata: Topic information | |
| Topic+Partition |