Binary compatibility report for the libJSON library between 4.4 and 4.5 versions on x86

Test Info

Library Name	libJSON
Version #1	4.4
Version #2	4.5
CPU Type	x86
GCC Version	4.6.1

Test Results

Total Header Files	13
Total Shared Libraries	1
Total Symbols / Types	44 / 21
Verdict	Incompatible (46.6%)

Problem Summary

	Severity	Count
Added Symbols	-	0
Removed Symbols	High	0
Problems with Data Types	High	0
	Medium	1
	Low	2
Problems with Symbols	High	0
	Medium	0
	Low	0
Problems with Constants	Low	0

Problems with Data Types, Medium Severity (1)

JSONNode.h
[+] class JSONNode (1)

	Change	Effect
1	Field lastreal has been removed from this type.	1) Applications will access incorrect memory when attempting to access this field. 2) Size of the inclusive type has been changed.

[+] affected symbols (38)

Worker::DoNode ( JSONNode* parent, std::string const& value_t ) [static]

1st parameter 'parent' (pointer) has base type 'JSONNode'.

Worker::DoArray ( JSONNode* parent, std::string const& value_t ) [static]

1st parameter 'parent' (pointer) has base type 'JSONNode'.

libJSON::NewStringNode ( std::string const& name, std::string const& value ) [static]

Return value (pointer) has base type 'JSONNode'.

libJSON::Parse ( std::string const& json ) [static]

Return value (pointer) has base type 'JSONNode'.

libJSON::Delete ( JSONNode* node ) [static]

1st parameter 'node' (pointer) has base type 'JSONNode'.

libJSON::NewNode ( std::string const& name, std::string const& value ) [static]

Return value (pointer) has base type 'JSONNode'.

JSONNode::AddComment ( std::string const& comment )

This method is from 'JSONNode' class.

JSONNode::NodeAsBool ( )

This method is from 'JSONNode' class.

JSONNode::SetMyValue ( std::string const& value_t )

This method is from 'JSONNode' class.

JSONNode::AddNewChild ( std::string const& name, std::string const& value )

This method is from 'JSONNode' class.

JSONNode::NodeAsFloat ( )

This method is from 'JSONNode' class.

JSONNode::NodeAsString ( )

This method is from 'JSONNode' class.

...

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Problems with Data Types, Low Severity (2)

JSONNode.h
[+] class JSONNode (1)

	Change	Effect
1	Size of this type has been changed from 44 bytes to 40 bytes.	The fields or parameters of such data type may be incorrectly initialized or accessed by old client applications.

[+] affected symbols (38)

Worker::DoNode ( JSONNode* parent, std::string const& value_t ) [static]

1st parameter 'parent' (pointer) has base type 'JSONNode'.

Worker::DoArray ( JSONNode* parent, std::string const& value_t ) [static]

1st parameter 'parent' (pointer) has base type 'JSONNode'.

libJSON::NewStringNode ( std::string const& name, std::string const& value ) [static]

Return value (pointer) has base type 'JSONNode'.

libJSON::Parse ( std::string const& json ) [static]

Return value (pointer) has base type 'JSONNode'.

libJSON::Delete ( JSONNode* node ) [static]

1st parameter 'node' (pointer) has base type 'JSONNode'.

libJSON::NewNode ( std::string const& name, std::string const& value ) [static]

Return value (pointer) has base type 'JSONNode'.

JSONNode::AddComment ( std::string const& comment )

This method is from 'JSONNode' class.

JSONNode::NodeAsBool ( )

This method is from 'JSONNode' class.

JSONNode::SetMyValue ( std::string const& value_t )

This method is from 'JSONNode' class.

JSONNode::AddNewChild ( std::string const& name, std::string const& value )

This method is from 'JSONNode' class.

JSONNode::NodeAsFloat ( )

This method is from 'JSONNode' class.

JSONNode::NodeAsString ( )

This method is from 'JSONNode' class.

...

[+] union value_union_t (1)

	Change	Effect
1	Field lastreal has been added to this type.	NOTE: this field should be accessed only from the new library functions, otherwise it may result in crash or incorrect behavior of applications.

[+] affected symbols (38)

Worker::DoNode ( JSONNode* parent, std::string const& value_t ) [static]

Field 'parent._value' in 1st parameter 'parent' (pointer) has type 'union value_union_t'.

Worker::DoArray ( JSONNode* parent, std::string const& value_t ) [static]

Field 'parent._value' in 1st parameter 'parent' (pointer) has type 'union value_union_t'.

libJSON::NewStringNode ( std::string const& name, std::string const& value ) [static]

Field 'retval._value' in return value (pointer) has type 'union value_union_t'.

libJSON::Parse ( std::string const& json ) [static]

Field 'retval._value' in return value (pointer) has type 'union value_union_t'.

libJSON::Delete ( JSONNode* node ) [static]

Field 'node._value' in 1st parameter 'node' (pointer) has type 'union value_union_t'.

libJSON::NewNode ( std::string const& name, std::string const& value ) [static]

Field 'retval._value' in return value (pointer) has type 'union value_union_t'.

JSONNode::AddComment ( std::string const& comment )

Field 'this._value' in the object of this method has type 'union value_union_t'.

JSONNode::NodeAsBool ( )

Field 'this._value' in the object of this method has type 'union value_union_t'.

JSONNode::SetMyValue ( std::string const& value_t )

Field 'this._value' in the object of this method has type 'union value_union_t'.

JSONNode::AddNewChild ( std::string const& name, std::string const& value )

Field 'this._value' in the object of this method has type 'union value_union_t'.

JSONNode::NodeAsFloat ( )

Field 'this._value' in the object of this method has type 'union value_union_t'.

JSONNode::NodeAsString ( )

Field 'this._value' in the object of this method has type 'union value_union_t'.

...

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Header Files (13)

CheckDefs.h
Debug.h
DLL.h
Checks.h (Embedded Test Suite/Checks.h)
JSON_Defs.h
JSON_StringConv.h
JSON_Strings.h
JSON_Worker.h
jsonmain.h
JSONNode.h
Checks.h (Test Suite/Checks.h)
TestStrings.h
UnitTest.h

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Shared Libraries (1)

libJSON.so

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