memcached: 1.0.4 to 1.0.5 compatibility report

Test Info

Library Name	memcached
Version #1	1.0.4
Version #2	1.0.5
CPU Type	x86_64
GCC Version	4.6.3
Subject	Binary Compatibility

Test Results

Total Header Files	3
Total Shared Libraries	4
Total Symbols / Types	13 / 94
Verdict	Incompatible (50%)

Problem Summary

	Severity	Count
Added Symbols	-	0
Removed Symbols	High	0
Problems with Data Types	High	0
	Medium	2
	Low	3
Problems with Symbols	High	0
	Medium	0
	Low	0
Problems with Constants	Low	0

Problems with Data Types, Medium Severity (2)

memcached.h
[+] struct memcached_st (1)

result.h
[+] struct memcached_result_st (1)

	Change	Effect
1	Field numeric_value has been added at the middle position of this structural type.	1) Size of the inclusive type has been changed. 2) Layout of structure fields has been changed and therefore fields at higher positions of the structure definition may be incorrectly accessed by applications.

[+] affected symbols (13)

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Problems with Data Types, Low Severity (3)

memcached.h
[+] struct memcached_st (1)

result.h
[+] struct memcached_result_st (1)

	Change	Effect
1	Size of this type has been changed from 344 bytes to 352 bytes.	The fields or parameters of such data type may be incorrectly initialized or accessed by old client applications.

[+] affected symbols (13)

sasl.h
[+] struct memcached_sasl_st (1)

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Header Files (3)

memcached.h
memcached.hpp
util.h

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Shared Libraries (4)

libhashkit.so.1.0.0
libmemcached.so.9.0.0
libmemcachedprotocol.so.0.0.0
libmemcachedutil.so.2.0.0

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Test Info

Library Name	memcached
Version #1	1.0.4
Version #2	1.0.5
CPU Type	x86_64
GCC Version	4.6.3
Subject	Source Compatibility

Test Results

Total Header Files	3
Total Shared Libraries	4
Total Symbols / Types	64 / 122
Verdict	Compatible

Problem Summary

	Severity	Count
Added Symbols	-	0
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	-	1

Problems with Data Types, Low Severity (1)

sasl.h
[+] struct memcached_sasl_st (1)

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

[+] affected symbols (15)

memcache::Memcache::getImpl ( ) const

Field 'retval->sasl' in return value (pointer) has type 'memcached_sasl_st'.

memcache::Memcache::Memcache [in-charge] ( memcached_st* clone )

Field 'clone->sasl' in 1st parameter 'clone' (pointer) has type 'memcached_sasl_st'.

memcached ( char const* string, size_t string_length )

Field 'retval->sasl' in return value (pointer) has type 'memcached_sasl_st'.

memcached_clone ( memcached_st* clone, memcached_st const* ptr )

Field 'ptr->sasl' in 2nd parameter 'ptr' (pointer) has type 'memcached_sasl_st'.

memcached_create ( memcached_st* ptr )

Field 'ptr->sasl' in 1st parameter 'ptr' (pointer) has type 'memcached_sasl_st'.

memcached_free ( memcached_st* ptr )

Field 'ptr->sasl' in 1st parameter 'ptr' (pointer) has type 'memcached_sasl_st'.

memcached_get_user_data ( memcached_st const* ptr )

Field 'ptr->sasl' in 1st parameter 'ptr' (pointer) has type 'memcached_sasl_st'.

memcached_push ( memcached_st* destination, memcached_st const* source )

Field 'source->sasl' in 2nd parameter 'source' (pointer) has type 'memcached_sasl_st'.

memcached_query_id ( memcached_st const* p1 )

Field 'p1->sasl' in 1st parameter 'p1' (pointer) has type 'memcached_sasl_st'.

memcached_reset ( memcached_st* ptr )

Field 'ptr->sasl' in 1st parameter 'ptr' (pointer) has type 'memcached_sasl_st'.

memcached_reset_last_disconnected_server ( memcached_st* ptr )

Field 'ptr->sasl' in 1st parameter 'ptr' (pointer) has type 'memcached_sasl_st'.

memcached_server_count ( memcached_st const* p1 )

Field 'p1->sasl' in 1st parameter 'p1' (pointer) has type 'memcached_sasl_st'.

memcached_server_instance_by_position ( memcached_st const* ptr, uint32_t server_key )

Field 'ptr->sasl' in 1st parameter 'ptr' (pointer) has type 'memcached_sasl_st'.

memcached_servers_reset ( memcached_st* ptr )

Field 'ptr->sasl' in 1st parameter 'ptr' (pointer) has type 'memcached_sasl_st'.

memcached_set_user_data ( memcached_st* ptr, void* data )

Field 'ptr->sasl' in 1st parameter 'ptr' (pointer) has type 'memcached_sasl_st'.

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Other Changes in Data Types (1)

result.h
[+] struct memcached_result_st (1)

	Change	Effect
1	Field numeric_value has been added to this type.	No effect.

[+] affected symbols (15)

memcache::Memcache::getImpl ( ) const

Field 'retval->result' in return value (pointer) has type 'memcached_result_st'.

memcache::Memcache::Memcache [in-charge] ( memcached_st* clone )

Field 'clone->result' in 1st parameter 'clone' (pointer) has type 'memcached_result_st'.

memcached ( char const* string, size_t string_length )

Field 'retval->result' in return value (pointer) has type 'memcached_result_st'.

memcached_clone ( memcached_st* clone, memcached_st const* ptr )

Field 'ptr->result' in 2nd parameter 'ptr' (pointer) has type 'memcached_result_st'.

memcached_create ( memcached_st* ptr )