librdkafka: 0.9.3 to 0.9.4RC2 compatibility report

Test Info

Library Name	librdkafka
Version #1	0.9.3
Version #2	0.9.4RC2
Arch	x86_64
GCC Version	6.3.1
Subject	Binary Compatibility

Test Results

Total Header Files	1
Total Libraries	1
Total Symbols / Types	133 / 60
Compatibility	100%

Problem Summary

	Severity	Count
Added Symbols	-	6
Removed Symbols	High	0
Problems with Data Types	High	0
	Medium	0
	Low	1
Problems with Symbols	High	0
	Medium	0
	Low	0
Problems with Constants	Low	0
Other Changes in Data Types	-	10
Other Changes in Constants	-	2

Added Symbols 6

rdkafka.h, librdkafka.so.1
rd_kafka_offsets_for_times ( rd_kafka_t* rk, rd_kafka_topic_partition_list_t* offsets, int timeout_ms )
rd_kafka_producev ( rd_kafka_t* rk, ... )
rd_kafka_queue_get_partition ( rd_kafka_t* rk, char const* topic, int32_t partition )
rd_kafka_queue_poll_callback ( rd_kafka_queue_t* rkqu, int timeout_ms )
rd_kafka_set_log_queue ( rd_kafka_t* rk, rd_kafka_queue_t* rkqu )
rd_kafka_topic_partition_list_sort ( rd_kafka_topic_partition_list_t* rktparlist, int(*cmp)(void const*, void const*, void*), void* opaque )

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Problems with Data Types, Low Severity 1

rdkafka.h
[+] enum rd_kafka_resp_err_t 1

	Change	Effect
1	Value of member RD_KAFKA_RESP_ERR_END_ALL has been changed from 36 to 44.	Applications may execute a wrong branch of code in the library and therefore change the behavior.

[+] affected symbols: 58 (43.6%)

rd_kafka_assign ( rd_kafka_t* rk, rd_kafka_topic_partition_list_t const* partitions )

Field 'partitions.elems.err' in 2nd parameter 'partitions' (pointer) is of type 'enum rd_kafka_resp_err_t'.

rd_kafka_assignment ( rd_kafka_t* rk, rd_kafka_topic_partition_list_t** partitions )

Field 'partitions.elems.err' in 2nd parameter 'partitions' (pointer) is of type 'enum rd_kafka_resp_err_t'.

rd_kafka_commit ( rd_kafka_t* rk, rd_kafka_topic_partition_list_t const* offsets, int async )

Field 'offsets.elems.err' in 2nd parameter 'offsets' (pointer) is of type 'enum rd_kafka_resp_err_t'.

rd_kafka_commit_message ( rd_kafka_t* rk, rd_kafka_message_t const* rkmessage, int async )

Field 'rkmessage.err' in 2nd parameter 'rkmessage' (pointer) is of type 'enum rd_kafka_resp_err_t'.

rd_kafka_commit_queue ( rd_kafka_t* rk, rd_kafka_topic_partition_list_t const* offsets, rd_kafka_queue_t* rkqu, void(*cb)(rd_kafka_t*, enum rd_kafka_resp_err_t, rd_kafka_topic_partition_list_t*, void*), void* opaque )

Field 'cb.p1' in 4th parameter 'cb' has base type 'enum rd_kafka_resp_err_t'.

rd_kafka_committed ( rd_kafka_t* rk, rd_kafka_topic_partition_list_t* partitions, int timeout_ms )

Field 'partitions.elems.err' in 2nd parameter 'partitions' (pointer) is of type 'enum rd_kafka_resp_err_t'.

rd_kafka_conf_set_consume_cb ( rd_kafka_conf_t* conf, void(*consume_cb)(rd_kafka_message_t*, void*) )

Field 'consume_cb.p0.err' in 2nd parameter 'consume_cb' has base type 'enum rd_kafka_resp_err_t'.

rd_kafka_conf_set_dr_cb ( rd_kafka_conf_t* conf, void(*dr_cb)(rd_kafka_t*, void*, size_t, enum rd_kafka_resp_err_t, void*, void*) )

Field 'dr_cb.p3' in 2nd parameter 'dr_cb' has base type 'enum rd_kafka_resp_err_t'.

rd_kafka_conf_set_dr_msg_cb ( rd_kafka_conf_t* conf, void(*dr_msg_cb)(rd_kafka_t*, rd_kafka_message_t const*, void*) )

Field 'dr_msg_cb.p1.err' in 2nd parameter 'dr_msg_cb' has base type 'enum rd_kafka_resp_err_t'.

rd_kafka_conf_set_offset_commit_cb ( rd_kafka_conf_t* conf, void(*offset_commit_cb)(rd_kafka_t*, enum rd_kafka_resp_err_t, rd_kafka_topic_partition_list_t*, void*) )

Field 'offset_commit_cb.p1' in 2nd parameter 'offset_commit_cb' has base type 'enum rd_kafka_resp_err_t'.

...

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Other Changes in Data Types 10

rdkafka.h
[+] enum rd_kafka_resp_err_t 10

	Change	Effect
1	The member RD_KAFKA_RESP_ERR_INVALID_CONFIG with value 40 has been added.	No effect.
2	The member RD_KAFKA_RESP_ERR_INVALID_PARTITIONS with value 37 has been added.	No effect.
3	The member RD_KAFKA_RESP_ERR_INVALID_REPLICATION_FACTOR with value 38 has been added.	No effect.
4	The member RD_KAFKA_RESP_ERR_INVALID_REPLICA_ASSIGNMENT with value 39 has been added.	No effect.
5	The member RD_KAFKA_RESP_ERR_INVALID_REQUEST with value 42 has been added.	No effect.
6	The member RD_KAFKA_RESP_ERR_NOT_CONTROLLER with value 41 has been added.	No effect.
7	The member RD_KAFKA_RESP_ERR_TOPIC_ALREADY_EXISTS with value 36 has been added.	No effect.
8	The member RD_KAFKA_RESP_ERR__UNSUPPORTED_FEATURE with value -165 has been added.	No effect.
9	The member RD_KAFKA_RESP_ERR__WAIT_CACHE with value -164 has been added.	No effect.
10	The member RD_KAFKA_RESP_UNSUPPORTED_FOR_MESSAGE_FORMAT with value 43 has been added.	No effect.