libmemcached: 1.0.13 to 1.0.15 compatibility report

Test Info

Library Name	libmemcached
Version #1	1.0.13
Version #2	1.0.15
CPU Type	x86_64
GCC Version	4.7.2
Subject	Binary Compatibility

Test Results

Total Header Files	86
Total Shared Libraries	4
Total Symbols / Types	204 / 179
Verdict	Incompatible (8.1%)

Problem Summary

	Severity	Count
Added Symbols	-	2
Removed Symbols	High	10
Problems with Data Types	High	0
	Medium	2
	Low	23
Problems with Symbols	High	0
	Medium	0
	Low	2
Problems with Constants	Low	1
Other Changes in Data Types	-	2

Added Symbols (2)

algorithm.h, libhashkit.so.2.0.0
libhashkit_murmur3 ( char const* key, size_t key_length )

sasl.h, libmemcached.so.11.0.0
memcached_destroy_sasl_auth_data ( struct memcached_st* ptr )

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Removed Symbols (10)

algorithm.h, libmemcached.so.11.0.0
hashkit_crc32 ( char const* key, size_t key_length, void* context )
hashkit_fnv1_32 ( char const* key, size_t key_length, void* context )
hashkit_fnv1_64 ( char const* key, size_t key_length, void* context )
hashkit_fnv1a_32 ( char const* key, size_t key_length, void* context )
hashkit_fnv1a_64 ( char const* key, size_t key_length, void* context )
hashkit_hsieh ( char const* key, size_t key_length, void* context )
hashkit_jenkins ( char const* key, size_t key_length, void* context )
hashkit_md5 ( char const* key, size_t key_length, void* context )
hashkit_murmur ( char const* key, size_t key_length, void* context )
hashkit_one_at_a_time ( char const* key, size_t key_length, void* context )

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Problems with Data Types, Medium Severity (2)

	Change	Effect
1	Value of member MEMCACHED_HASH_CUSTOM has been changed from 10 to 11.	Applications may execute a wrong branch of code in the library and therefore change the behavior.

	Change	Effect
1	Value of member HASHKIT_HASH_CUSTOM has been changed from 10 to 11.	Applications may execute a wrong branch of code in the library and therefore change the behavior.

hash.h
[+] enum memcached_hash_t (1)

types.h
[+] enum hashkit_hash_algorithm_t (1)

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Problems with Data Types, Low Severity (23)

	Change	Effect
1	Base type has been changed from void()(memcached_st const,unsigned long,unsigned long,void) to void()(struct memcached_st const,unsigned long,unsigned long,void).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Base type has been changed from void()(memcached_st const,void,void) to void()(struct memcached_st const,void,void).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Base type has been changed from void()(memcached_st const,unsigned long,void) to void()(struct memcached_st const,unsigned long,void).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Base type has been changed from void()(memcached_st const,void,unsigned long,void) to void()(struct memcached_st const,void,unsigned long,void).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Base type of field post_execute has been changed from void()(void const,protocol_binary_request_header) to void()(void const,union protocol_binary_request_header).	Replacement of field base type may indicate a change in the semantic meaning of the field.
2	Base type of field pre_execute has been changed from void()(void const,protocol_binary_request_header) to void()(void const,union protocol_binary_request_header).	Replacement of field base type may indicate a change in the semantic meaning of the field.
3	Base type of field unknown has been changed from protocol_binary_response_status()(void const,protocol_binary_request_header,memcached_binary_protocol_raw_response_handler) to enum protocol_binary_response_status()(void const,union protocol_binary_request_header,memcached_binary_protocol_raw_response_handler).	Replacement of field base type may indicate a change in the semantic meaning of the field.

	Change	Effect
1	Base type has been changed from protocol_binary_response_status())(void const,protocol_binary_request_header,protocol_binary_response_header) to enum protocol_binary_response_status())(void const,union protocol_binary_request_header,union protocol_binary_response_header).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Base type has been changed from protocol_binary_response_status()(void const,protocol_binary_request_header,protocol_binary_response_header) to enum protocol_binary_response_status()(void const,union protocol_binary_request_header,union protocol_binary_response_header).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st const,memcached_result_st,void) to enum memcached_return_t()(struct memcached_st const,struct memcached_result_st,void).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st const,org::libmemcached::Instance const,void) to enum memcached_return_t()(struct memcached_st const,struct org::libmemcached::Instance const,void).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Base type has been changed from memcached_return_t()(org::libmemcached::Instance const,char const,unsigned long,char const,unsigned long,void) to enum memcached_return_t()(struct org::libmemcached::Instance const,char const,unsigned long,char const,unsigned long,void).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Value of member MEMCACHED_HASH_MAX has been changed from 11 to 12.	Applications may execute a wrong branch of code in the library and therefore change the behavior.

	Change	Effect
1	Type of field base_hash has been changed from struct hashkit_st::hashkit_function_st to struct hashkit_function_st.	Replacement of the field data type may indicate a change in the semantic meaning of the field.
2	Type of field distribution_hash has been changed from struct hashkit_st::hashkit_function_st to struct hashkit_function_st.	Replacement of the field data type may indicate a change in the semantic meaning of the field.

	Change	Effect
1	Type of field callbacks has been changed from void* to sasl_callback_t*.	Replacement of the field data type may indicate a change in the semantic meaning of the field.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st const) to enum memcached_return_t()(struct memcached_st const).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st,memcached_st const) to enum memcached_return_t()(struct memcached_st,struct memcached_st const).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st const,char const,unsigned long,void) to enum memcached_return_t()(struct memcached_st const,char const,unsigned long,void).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st const,char const,unsigned long) to enum memcached_return_t()(struct memcached_st const,char const,unsigned long).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st const,char const,unsigned long,memcached_result_st) to enum memcached_return_t()(struct memcached_st const,char const,unsigned long,struct memcached_result_st).	Possible incorrect initialization of parameters by applications.

	Change	Effect
1	Value of member HASHKIT_HASH_MAX has been changed from 11 to 12.	Applications may execute a wrong branch of code in the library and therefore change the behavior.

	Change	Effect
1	Base type has been changed from Instance const* to struct org::libmemcached::Instance const*.	Possible incorrect initialization of parameters by applications.

alloc.h
[+] typedef memcached_calloc_fn (1)
[+] typedef memcached_free_fn (1)
[+] typedef memcached_malloc_fn (1)
[+] typedef memcached_realloc_fn (1)

callback.h
[+] struct memcached_binary_protocol_callback_st (3)
[+] typedef memcached_binary_protocol_command_handler (1)
[+] typedef memcached_binary_protocol_raw_response_handler (1)

callbacks.h
[+] typedef memcached_execute_fn (1)
[+] typedef memcached_server_fn (1)
[+] typedef memcached_stat_fn (1)

hash.h
[+] enum memcached_hash_t (1)

hashkit.h
[+] struct hashkit_st (2)

sasl.h
[+] struct memcached_sasl_st (1)

triggers.h
[+] typedef memcached_cleanup_fn (1)
[+] typedef memcached_clone_fn (1)
[+] typedef memcached_dump_fn (1)
[+] typedef memcached_trigger_delete_key_fn (1)
[+] typedef memcached_trigger_key_fn (1)

types.h
[+] enum hashkit_hash_algorithm_t (1)
[+] typedef memcached_server_instance_st (1)

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Problems with Symbols, Low Severity (2)

	Change	Effect
1	Type of return value has been changed from void* to sasl_callback_t*.	Replacement of return type may indicate a change in its semantic meaning.

	Change	Effect
1	Type of 2nd parameter callbacks has been changed from void const* to sasl_callback_t const*.	Replacement of parameter data type may indicate a change in its semantic meaning.

sasl.h, libmemcached.so.11.0.0
[+] memcached_get_sasl_callbacks ( struct memcached_st* ptr ) (1)
[+] memcached_set_sasl_callbacks ( struct memcached_st* ptr, void const* callbacks ) (1)

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Problems with Constants (1)

	Change	Effect
1	The value of constant LIBMEMCACHED_WITH_SASL_SUPPORT has been changed from 0 to 1.	Applications will pass an old value of this constant as the parameter to the new-version library functions, that expect a new one. This may result in crash of incorrect behavior of applications.

configure.h
[+] LIBMEMCACHED_WITH_SASL_SUPPORT

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Other Changes in Data Types (2)

	Change	Effect
1	The member MEMCACHED_HASH_MURMUR3 with value 10 has been added.	No effect.

	Change	Effect
1	The member HASHKIT_HASH_MURMUR3 with value 10 has been added.	No effect.

hash.h
[+] enum memcached_hash_t (1)

types.h
[+] enum hashkit_hash_algorithm_t (1)

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Header Files (86)

algorithm.h
alloc.h
allocator.h
allocators.h
analysis.h
analyze.h
auto.h
basic_string.h
binary.h
callbacks.h
connection.h
defaults.h
delete.h
deprecated_types.h
digest.h
dump.h
encoding_key.h
error.h
exception.hpp
exist.h
fetch.h
flush_buffers.h
function.h
get.h
handler.h
has.h
hash.h
hashkit.hpp
behavior.h (libhashkit-1.0/behavior.h)
configure.h (libhashkit-1.0/configure.h)
hashkit.h (libhashkit-1.0/hashkit.h)
strerror.h (libhashkit-1.0/strerror.h)
string.h (libhashkit-1.0/string.h)
types.h (libhashkit-1.0/types.h)
visibility.h (libhashkit-1.0/visibility.h)
hashkit.h (libhashkit/hashkit.h)
behavior.h (libmemcached-1.0/behavior.h)
callback.h (libmemcached-1.0/callback.h)
configure.h (libmemcached-1.0/configure.h)
flush.h (libmemcached-1.0/flush.h)
memcached.h (libmemcached-1.0/memcached.h)
memcached.hpp (libmemcached-1.0/memcached.hpp)
strerror.h (libmemcached-1.0/strerror.h)
callback.h (libmemcached-1.0/struct/callback.h)
memcached.h (libmemcached-1.0/struct/memcached.h)
string.h (libmemcached-1.0/struct/string.h)
types.h (libmemcached-1.0/types.h)
behavior.h (libmemcached-1.0/types/behavior.h)
callback.h (libmemcached-1.0/types/callback.h)
version.h (libmemcached-1.0/version.h)
visibility.h (libmemcached-1.0/visibility.h)
memcached.h (libmemcached/memcached.h)
memcached.hpp (libmemcached/memcached.hpp)
util.h (libmemcached/util.h)
callback.h (libmemcachedprotocol-0.0/callback.h)
flush.h (libmemcachedutil-1.0/flush.h)
util.h (libmemcachedutil-1.0/util.h)
version.h (libmemcachedutil-1.0/version.h)
limits.h
options.h
ostream.hpp
parse.h
pid.h
ping.h
platform.h
pool.h
quit.h
result.h
return.h
sasl.h
server.h
server_distribution.h
server_list.h
stat.h
stats.h
storage.h
str_algorithm.h
result.h (struct/result.h)
sasl.h (struct/sasl.h)
server.h (struct/server.h)
touch.h
triggers.h
hash.h (types/hash.h)
return.h (types/return.h)
vbucket.h
verbosity.h

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Shared Libraries (4)

libhashkit.so.2.0.0
libmemcached.so.11.0.0
libmemcachedprotocol.so.0.0.0
libmemcachedutil.so.2.0.0

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Test Info

Library Name	libmemcached
Version #1	1.0.13
Version #2	1.0.15
CPU Type	x86_64
GCC Version	4.7.2
Subject	Source Compatibility

Test Results

Total Header Files	86
Total Shared Libraries	4
Total Symbols / Types	297 / 229
Verdict	Incompatible (3.4%)

Problem Summary

	Severity	Count
Added Symbols	-	1
Removed Symbols	High	10
Problems with Data Types	High	0
	Medium	0
	Low	21
Problems with Symbols	High	0
	Medium	0
	Low	2
Problems with Constants	Low	3
Other Changes in Data Types	-	6

Added Symbols (1)

algorithm.h
libhashkit_murmur3 ( char const* key, size_t key_length )

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Removed Symbols (10)

algorithm.h
hashkit_crc32 ( char const* key, size_t key_length, void* context )
hashkit_fnv1_32 ( char const* key, size_t key_length, void* context )
hashkit_fnv1_64 ( char const* key, size_t key_length, void* context )
hashkit_fnv1a_32 ( char const* key, size_t key_length, void* context )
hashkit_fnv1a_64 ( char const* key, size_t key_length, void* context )
hashkit_hsieh ( char const* key, size_t key_length, void* context )
hashkit_jenkins ( char const* key, size_t key_length, void* context )
hashkit_md5 ( char const* key, size_t key_length, void* context )
hashkit_murmur ( char const* key, size_t key_length, void* context )
hashkit_one_at_a_time ( char const* key, size_t key_length, void* context )

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Problems with Data Types, Low Severity (21)

	Change	Effect
1	Base type has been changed from void()(memcached_st const,unsigned long,unsigned long,void) to void()(struct memcached_st const,unsigned long,unsigned long,void).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from void()(memcached_st const,void,void) to void()(struct memcached_st const,void,void).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from void()(memcached_st const,unsigned long,void) to void()(struct memcached_st const,unsigned long,void).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from void()(memcached_st const,void,unsigned long,void) to void()(struct memcached_st const,void,unsigned long,void).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type of field post_execute has been changed from void()(void const,protocol_binary_request_header) to void()(void const,union protocol_binary_request_header).	Recompilation of a client program may be broken.
2	Base type of field pre_execute has been changed from void()(void const,protocol_binary_request_header) to void()(void const,union protocol_binary_request_header).	Recompilation of a client program may be broken.
3	Base type of field unknown has been changed from protocol_binary_response_status()(void const,protocol_binary_request_header,memcached_binary_protocol_raw_response_handler) to enum protocol_binary_response_status()(void const,union protocol_binary_request_header,memcached_binary_protocol_raw_response_handler).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from protocol_binary_response_status())(void const,protocol_binary_request_header,protocol_binary_response_header) to enum protocol_binary_response_status())(void const,union protocol_binary_request_header,union protocol_binary_response_header).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from protocol_binary_response_status()(void const,protocol_binary_request_header,protocol_binary_response_header) to enum protocol_binary_response_status()(void const,union protocol_binary_request_header,union protocol_binary_response_header).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st const,memcached_result_st,void) to enum memcached_return_t()(struct memcached_st const,struct memcached_result_st,void).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st const,org::libmemcached::Instance const,void) to enum memcached_return_t()(struct memcached_st const,struct org::libmemcached::Instance const,void).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from memcached_return_t()(org::libmemcached::Instance const,char const,unsigned long,char const,unsigned long,void) to enum memcached_return_t()(struct org::libmemcached::Instance const,char const,unsigned long,char const,unsigned long,void).	Recompilation of a client program may be broken.

	Change	Effect
1	Type of field base_hash has been changed from struct hashkit_st::hashkit_function_st to struct hashkit_function_st.	Recompilation of a client program may be broken.
2	Type of field distribution_hash has been changed from struct hashkit_st::hashkit_function_st to struct hashkit_function_st.	Recompilation of a client program may be broken.

	Change	Effect
1	Type of field callbacks has been changed from void* to sasl_callback_t*.	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st const) to enum memcached_return_t()(struct memcached_st const).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st,memcached_st const) to enum memcached_return_t()(struct memcached_st,struct memcached_st const).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st const,char const,unsigned long,void) to enum memcached_return_t()(struct memcached_st const,char const,unsigned long,void).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st const,char const,unsigned long) to enum memcached_return_t()(struct memcached_st const,char const,unsigned long).	Recompilation of a client program may be broken.

	Change	Effect
1	Base type has been changed from memcached_return_t()(memcached_st const,char const,unsigned long,memcached_result_st) to enum memcached_return_t()(struct memcached_st const,char const,unsigned long,struct memcached_result_st).	Recompilation of a client program may be broken.

alloc.h
[+] typedef memcached_calloc_fn (1)
[+] typedef memcached_free_fn (1)
[+] typedef memcached_malloc_fn (1)
[+] typedef memcached_realloc_fn (1)

callback.h
[+] struct memcached_binary_protocol_callback_st (3)
[+] typedef memcached_binary_protocol_command_handler (1)
[+] typedef memcached_binary_protocol_raw_response_handler (1)

callbacks.h
[+] typedef memcached_execute_fn (1)
[+] typedef memcached_server_fn (1)
[+] typedef memcached_stat_fn (1)

hashkit.h
[+] struct hashkit_st (2)

sasl.h
[+] struct memcached_sasl_st (1)

triggers.h
[+] typedef memcached_cleanup_fn (1)
[+] typedef memcached_clone_fn (1)
[+] typedef memcached_dump_fn (1)
[+] typedef memcached_trigger_delete_key_fn (1)
[+] typedef memcached_trigger_key_fn (1)

types.h
[+] typedef memcached_server_instance_st (1)

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Problems with Symbols, Low Severity (2)

sasl.h
[+] memcached_get_sasl_callbacks ( struct memcached_st* ptr ) (1)
[+] memcached_set_sasl_callbacks ( struct memcached_st* ptr, void const* callbacks ) (1)

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Problems with Constants (3)

configure.h
[+] LIBMEMCACHED_VERSION_HEX
[+] LIBMEMCACHED_VERSION_STRING
[+] LIBMEMCACHED_WITH_SASL_SUPPORT

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Other Changes in Data Types (6)

hash.h
[+] enum memcached_hash_t (3)

types.h
[+] enum hashkit_hash_algorithm_t (3)

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Header Files (86)

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Shared Libraries (4)

libhashkit.so.2.0.0
libmemcached.so.11.0.0
libmemcachedprotocol.so.0.0.0
libmemcachedutil.so.2.0.0

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API compatibility report for the libmemcached library between 1.0.13 and 1.0.15 versions on x86_64

Test Info

Test Results

Problem Summary

Added Symbols (2)

Removed Symbols (10)

Problems with Data Types, Medium Severity (2)

Problems with Data Types, Low Severity (23)

Problems with Symbols, Low Severity (2)

Problems with Constants (1)

Other Changes in Data Types (2)

Header Files (86)

Shared Libraries (4)

Test Info

Test Results

Problem Summary

Added Symbols (1)

Removed Symbols (10)

Problems with Data Types, Low Severity (21)

Problems with Symbols, Low Severity (2)

Problems with Constants (3)

Other Changes in Data Types (6)

Header Files (86)

Shared Libraries (4)