def print_features(functions, extractor):
for f in functions:
function_address = int(f)
if extractor.is_library_function(function_address):
function_name = extractor.get_function_name(function_address)
logger.debug("skipping library function 0x%x (%s)",
function_address, function_name)
continue
for feature, va in extractor.extract_function_features(f):
print("func: 0x%08x: %s" % (va, feature))
for bb in extractor.get_basic_blocks(f):
for feature, va in extractor.extract_basic_block_features(f, bb):
print("bb : 0x%08x: %s" % (va, feature))
for insn in extractor.get_instructions(f, bb):
for feature, va in extractor.extract_insn_features(
f, bb, insn):
try:
print("insn: 0x%08x: %s" % (va, feature))
except UnicodeEncodeError:
# may be an issue while piping to less and encountering non-ascii characters
continue
def find_func_features(f, extractor):
""" """
func_features = collections.defaultdict(set)
bb_features = collections.defaultdict(dict)
for (feature, ea) in extractor.extract_function_features(f):
func_features[feature].add(ea)
for bb in extractor.get_basic_blocks(f):
_bb_features = collections.defaultdict(set)
for (feature, ea) in extractor.extract_basic_block_features(f, bb):
_bb_features[feature].add(ea)
func_features[feature].add(ea)
for insn in extractor.get_instructions(f, bb):
for (feature, ea) in extractor.extract_insn_features(f, bb, insn):
_bb_features[feature].add(ea)
func_features[feature].add(ea)
bb_features[int(bb)] = _bb_features
return func_features, bb_features