def get_drefs(addr):
rv = []
cur = idaapi.get_first_dref_to(addr)
while cur != idaapi.BADADDR:
rv.append(cur)
cur = idaapi.get_next_dref_to(addr, cur)
return rv
def pointer_renamer():
renamed = 0
text_seg = get_text_seg()
if text_seg is None:
debug('Failed to get text segment')
return renamed
for addr in Functions(text_seg.startEA, text_seg.endEA):
name = GetFunctionName(addr)
# Look at data xrefs to the function - find the pointer that is located in .rodata
data_ref = idaapi.get_first_dref_to(addr)
while data_ref != BADADDR:
if 'rodata' in idaapi.get_segm_name(data_ref):
# Only rename things that are currently listed as an offset; eg. off_9120B0
if 'off_' in GetTrueName(data_ref):
if MakeName(data_ref, ('%s_ptr' % name)):
renamed += 1
else:
error(
'error attempting to name pointer @ 0x%02x for %s'
% (data_ref, name))
data_ref = idaapi.get_next_dref_to(addr, data_ref)
return renamed
def parse_func_pointer():
renamed = 0
for segea in idautils.Segments():
for addr in idautils.Functions(segea, idc.SegEnd(segea)):
#for addr in idautils.Functions(text_seg.startEA, text_seg.endEA):
name = idc.GetFunctionName(addr)
# Look at data xrefs to the function - find the pointer that is located in .rodata
data_ref = idaapi.get_first_dref_to(addr)
while data_ref != idc.BADADDR:
if 'rodata' in idc.get_segm_name(data_ref):
# Only rename things that are currently listed as an offset; eg. off_9120B0
if 'off_' in idc.GetTrueName(data_ref):
if idc.MakeNameEx(data_ref, ('%s_ptr' % name),
flags=idaapi.SN_FORCE):
idaapi.autoWait()
renamed += 1
else:
common._error(
'Failed to name pointer @ 0x%02x for %s' %
(data_ref, name))
data_ref = idaapi.get_next_dref_to(addr, data_ref)
common._info("\nRename %d function pointers.\n" % renamed)
