def parse_types_from_source(self,
source,
filename=None,
include_dirs=[],
auto_type_source=None):
"""
``parse_types_from_source`` parses the source string and any needed headers searching for them in
the optional list of directories provided in ``include_dirs``.
:param str source: source string to be parsed
:param str filename: optional source filename
:param list(str) include_dirs: optional list of string filename include directories
:param str auto_type_source: optional source of types if used for automatically generated types
:return: :py:class:`TypeParserResult` (a SyntaxError is thrown on parse error)
:rtype: TypeParserResult
:Example:
>>> platform.parse_types_from_source('int foo;\\nint bar(int x);\\nstruct bas{int x,y;};\\n')
({types: {'bas': <type: struct bas>}, variables: {'foo': <type: int32_t>}, functions:{'bar':
<type: int32_t(int32_t x)>}}, '')
>>>
"""
if filename is None:
filename = "input"
dir_buf = (ctypes.c_char_p * len(include_dirs))()
for i in range(0, len(include_dirs)):
dir_buf[i] = include_dirs[i].encode('charmap')
parse = core.BNTypeParserResult()
errors = ctypes.c_char_p()
result = core.BNParseTypesFromSource(self.handle, source, filename,
parse, errors, dir_buf,
len(include_dirs),
auto_type_source)
error_str = errors.value
core.BNFreeString(ctypes.cast(errors, ctypes.POINTER(ctypes.c_byte)))
if not result:
raise SyntaxError(error_str)
type_dict = {}
variables = {}
functions = {}
for i in range(0, parse.typeCount):
name = types.QualifiedName._from_core_struct(parse.types[i].name)
type_dict[name] = types.Type(core.BNNewTypeReference(
parse.types[i].type),
platform=self)
for i in range(0, parse.variableCount):
name = types.QualifiedName._from_core_struct(
parse.variables[i].name)
variables[name] = types.Type(core.BNNewTypeReference(
parse.variables[i].type),
platform=self)
for i in range(0, parse.functionCount):
name = types.QualifiedName._from_core_struct(
parse.functions[i].name)
functions[name] = types.Type(core.BNNewTypeReference(
parse.functions[i].type),
platform=self)
core.BNFreeTypeParserResult(parse)
return types.TypeParserResult(type_dict, variables, functions)
def parse_types_from_source_file(self, filename, include_dirs=[], auto_type_source=None):
"""
``parse_types_from_source_file`` parses the source file ``filename`` and any needed headers searching for them in
the optional list of directories provided in ``include_dirs``.
:param str filename: filename of file to be parsed
:param include_dirs: optional list of string filename include directories
:type include_dirs: list(str)
:param str auto_type_source: optional source of types if used for automatically generated types
:return: :py:class:`TypeParserResult` (a SyntaxError is thrown on parse error)
:rtype: TypeParserResult
:Example:
>>> file = "/Users/binja/tmp.c"
>>> open(file).read()
'int foo;\\nint bar(int x);\\nstruct bas{int x,y;};\\n'
>>> platform.parse_types_from_source_file(file)
({types: {'bas': <type: struct bas>}, variables: {'foo': <type: int32_t>}, functions:
{'bar': <type: int32_t(int32_t x)>}}, '')
>>>
"""
if not (isinstance(filename, str) and os.path.isfile(filename) and os.access(filename, os.R_OK)):
raise AttributeError("File {} doesn't exist or isn't readable".format(filename))
dir_buf = (ctypes.c_char_p * len(include_dirs))()
for i in range(0, len(include_dirs)):
dir_buf[i] = include_dirs[i].encode('charmap')
parse = core.BNTypeParserResult()
errors = ctypes.c_char_p()
result = core.BNParseTypesFromSourceFile(self.handle, filename, parse, errors, dir_buf,
len(include_dirs), auto_type_source)
error_str = errors.value.decode("utf-8")
core.BNFreeString(ctypes.cast(errors, ctypes.POINTER(ctypes.c_byte)))
if not result:
raise SyntaxError(error_str)
type_dict = {}
variables = {}
functions = {}
for i in range(0, parse.typeCount):
name = types.QualifiedName._from_core_struct(parse.types[i].name)
type_dict[name] = types.Type(core.BNNewTypeReference(parse.types[i].type), platform = self)
for i in range(0, parse.variableCount):
name = types.QualifiedName._from_core_struct(parse.variables[i].name)
variables[name] = types.Type(core.BNNewTypeReference(parse.variables[i].type), platform = self)
for i in range(0, parse.functionCount):
name = types.QualifiedName._from_core_struct(parse.functions[i].name)
functions[name] = types.Type(core.BNNewTypeReference(parse.functions[i].type), platform = self)
core.BNFreeTypeParserResult(parse)
return types.TypeParserResult(type_dict, variables, functions)
