def finish_populating_widget_popup(self, form, popup):
form_type = idaapi.get_widget_type(form)
if form_type == idaapi.BWN_DISASM or form_type == idaapi.BWN_DUMP:
idaapi.attach_action_to_popup(form, popup, ACTION_PASTE, None)
idaapi.attach_action_to_popup(form, popup, ACTION_DUMPER, None)
idaapi.attach_action_to_popup(form, popup, ACTION_JMP, None)
t0, t1, view = idaapi.twinpos_t(), idaapi.twinpos_t(
), idaapi.get_current_viewer()
if idaapi.read_selection(
view, t0,
t1) or idc.get_item_size(idc.get_screen_ea()) > 1:
idaapi.attach_action_to_popup(form, popup, ACTION_XORDATA,
None)
idaapi.attach_action_to_popup(form, popup, ACTION_FILLNOP,
None)
for action in ACTION_CONVERT:
idaapi.attach_action_to_popup(form, popup, action,
"Convert/")
if form_type == idaapi.BWN_DISASM and (ARCH, BITS) in [
(idaapi.PLFM_386, 32),
(idaapi.PLFM_386, 64),
(idaapi.PLFM_ARM, 32),
]:
idaapi.attach_action_to_popup(form, popup, ACTION_SCANVUL, None)
def curpos(self, vu):
# cursor pos changed -> highlight nodes that belong to current line
if self.cg:
vu.get_current_item(ida_hexrays.USE_KEYBOARD)
line_numbers = []
objs = []
w = vu.ct
p0 = idaapi.twinpos_t()
p1 = idaapi.twinpos_t()
if ida_kernwin.read_selection(w, p0, p1):
place0 = p0.place(w)
place1 = p1.place(w)
a = place0.as_simpleline_place_t(place0).n
b = place1.as_simpleline_place_t(place1).n
line_numbers = [i for i in range(a, b + 1)]
else:
line_numbers = [vu.cpos.lnnum]
for n in line_numbers:
objs += self._get_obj_ids(vu, n)
highlight = vu.item.e if vu.item.is_citem() else None
self._update_graph(
cfunc=None,
objs=objs,
highlight=highlight.obj_id if highlight else None)
return 0
def selection(cls):
'''Return the current address range of whatever is selected'''
view = idaapi.get_current_viewer()
left, right = idaapi.twinpos_t(), idaapi.twinpos_t()
ok = idaapi.read_selection(view, left, right)
if not ok:
raise internal.exceptions.DisassemblerError("{:s}.selection() : Unable to read the current selection.".format('.'.join((__name__, cls.__name__))))
pl_l, pl_r = left.place(view), right.place(view)
return _database.address.head(pl_l.ea), _database.address.tail(pl_r.ea)
def selection(cls):
'''Return the current address range of whatever is selected'''
view = idaapi.get_current_viewer()
left, right = idaapi.twinpos_t(), idaapi.twinpos_t()
ok = idaapi.read_selection(view, left, right)
if not ok:
raise internal.exceptions.DisassemblerError(u"{:s}.selection() : Unable to read the current selection.".format('.'.join((__name__, cls.__name__))))
pl_l, pl_r = left.place(view), right.place(view)
ea_l, ea_r = internal.interface.address.inside(pl_l.ea, pl_r.ea)
return internal.interface.bounds_t(ea_l, ea_r)
def finish_populating_widget_popup(self, form, popup):
form_type = idaapi.get_widget_type(form)
if form_type == idaapi.BWN_DISASM or form_type == idaapi.BWN_DUMP:
t0, t1, view = idaapi.twinpos_t(), idaapi.twinpos_t(
), idaapi.get_current_viewer()
if idaapi.read_selection(view, t0, t1) \
or idc.get_item_size(idc.get_screen_ea()) > 1:
idaapi.attach_action_to_popup(form, popup, GOLANG_FUNC, None)
idaapi.attach_action_to_popup(form, popup, GOLANG_STRING, None)
idaapi.attach_action_to_popup(form, popup, RENAME_POINTER,
None)
def get_selected_lines(vdui):
vdui.get_current_item(idaapi.USE_KEYBOARD)
line_numbers = []
w = vdui.ct
p0 = idaapi.twinpos_t()
p1 = idaapi.twinpos_t()
if idaapi.read_selection(w, p0, p1):
place0 = p0.place(w)
place1 = p1.place(w)
a = place0.as_simpleline_place_t(place0).n
b = place1.as_simpleline_place_t(place1).n
line_numbers = [i for i in range(a, b + 1)]
else:
line_numbers = [vdui.cpos.lnnum]
return line_numbers
def activate(self, ctx):
t0, t1, view = idaapi.twinpos_t(), idaapi.twinpos_t(
), idaapi.get_current_viewer()
if idaapi.read_selection(view, t0, t1):
start, end = t0.place(view).toea(), t1.place(view).toea()
end += idaapi.get_item_size(end)
else:
start = idaapi.get_screen_ea()
if start == idaapi.BADADDR:
print('Easy Nop :: Screen EA == idaapi.BADADDR')
return 0
end = start + idaapi.get_item_size(start)
if start == idaapi.BADADDR:
print('Easy Nop :: Selection EA == idaapi.BADADDR')
return 0
if start == end:
print('Easy Nop :: Nothing to nop')
return 0
for x in range(start, end):
# Maybe theres a smarter way to get the nop value for different archs e.g. Assemble('nop') -> 0x90
idaapi.patch_byte(x, 0x90)
for x in range(start + 1, end):
idaapi.hide_item(x)
# Must do this else it bugs out on 2x 1 byte instructions being nopped
idaapi.hide_item(start)
idaapi.unhide_item(start)
# Search for hidden nops and add to count
while idaapi.get_byte(end) == 0x90 and idaapi.is_hidden_item(
end) == True:
end += 1
count = end - start
if count > 1:
idaapi.set_cmt(start, "truncated nops (%d)" % (count), False)
print(end)
print(start)
return 1
def handle_set_vtable_range(self):
if self.edit_class is None:
return
p0 = idaapi.twinpos_t()
p1 = idaapi.twinpos_t()
view = idaapi.get_current_viewer()
success = idaapi.read_selection(view, p0, p1)
if not success:
idaapi.warning('Please, select region in ida dissasembler')
ea0 = p0.place(view).ea
ea1 = p1.place(view).ea
# Check selection
if ea0 == idc.BADADDR or ea1 == idc.BADADDR:
return
if ea0 > ea1:
return
if ea0 != idc.get_screen_ea() and ea1 != idc.get_screen_ea():
return
# Warning for large ranges
if (ea1 - ea0) > 0x1000:
if not util.ask_yes_no(
'Warning: The VTable range is longer than 0x1000 bytes. Continue?',
False):
return
try:
self.edit_class.set_vtable_range(ea0, ea1)
self.update_fields()
except ValueError as e:
idaapi.warning(str(e))
def activate(self, ctx):
if self.action in ACTION_CONVERT:
# convert
t0, t1, view = idaapi.twinpos_t(), idaapi.twinpos_t(
), idaapi.get_current_viewer()
if idaapi.read_selection(view, t0, t1):
start, end = t0.place(view).toea(), t1.place(view).toea()
size = end - start
elif idc.get_item_size(idc.get_screen_ea()) > 1:
start = idc.get_screen_ea()
size = idc.get_item_size(start)
end = start + size
else:
return False
data = idc.get_bytes(start, size)
if isinstance(data, str): # python2 compatibility
data = bytearray(data)
name = idc.get_name(start, idc.GN_VISIBLE)
if not name:
name = "data"
if data:
print("\n[+] Dump 0x%X - 0x%X (%u bytes) :" %
(start, end, size))
if self.action == ACTION_CONVERT[0]:
# escaped string
print('"%s"' % "".join("\\x%02X" % b for b in data))
elif self.action == ACTION_CONVERT[1]:
# hex string
print("".join("%02X" % b for b in data))
elif self.action == ACTION_CONVERT[2]:
# C array
output = "unsigned char %s[%d] = {" % (name, size)
for i in range(size):
if i % 16 == 0:
output += "\n "
output += "0x%02X, " % data[i]
output = output[:-2] + "\n};"
print(output)
elif self.action == ACTION_CONVERT[3]:
# C array word
data += b"\x00"
array_size = (size + 1) // 2
output = "unsigned short %s[%d] = {" % (name, array_size)
for i in range(0, size, 2):
if i % 16 == 0:
output += "\n "
output += "0x%04X, " % u16(data[i:i + 2])
output = output[:-2] + "\n};"
print(output)
elif self.action == ACTION_CONVERT[4]:
# C array dword
data += b"\x00" * 3
array_size = (size + 3) // 4
output = "unsigned int %s[%d] = {" % (name, array_size)
for i in range(0, size, 4):
if i % 32 == 0:
output += "\n "
output += "0x%08X, " % u32(data[i:i + 4])
output = output[:-2] + "\n};"
print(output)
elif self.action == ACTION_CONVERT[5]:
# C array qword
data += b"\x00" * 7
array_size = (size + 7) // 8
output = "unsigned long %s[%d] = {" % (name, array_size)
for i in range(0, size, 8):
if i % 32 == 0:
output += "\n "
output += "%#018X, " % u64(data[i:i + 8])
output = output[:-2] + "\n};"
print(output.replace("0X", "0x"))
elif self.action == ACTION_CONVERT[6]:
# python list
print("[%s]" % ", ".join("0x%02X" % b for b in data))
elif self.action == ACTION_CONVERT[7]:
# python list word
data += b"\x00"
print("[%s]" % ", ".join("0x%04X" % u16(data[i:i + 2])
for i in range(0, size, 2)))
elif self.action == ACTION_CONVERT[8]:
# python list dword
data += b"\x00" * 3
print("[%s]" % ", ".join("0x%08X" % u32(data[i:i + 4])
for i in range(0, size, 4)))
elif self.action == ACTION_CONVERT[9]:
# python list qword
data += b"\x00" * 7
print("[%s]" % ", ".join(
"%#018X" % u64(data[i:i + 8])
for i in range(0, size, 8)).replace("0X", "0x"))
elif self.action == ACTION_XORDATA:
t0, t1, view = idaapi.twinpos_t(), idaapi.twinpos_t(
), idaapi.get_current_viewer()
if idaapi.read_selection(view, t0, t1):
start, end = t0.place(view).toea(), t1.place(view).toea()
else:
if idc.get_item_size(idc.get_screen_ea()) > 1:
start = idc.get_screen_ea()
end = start + idc.get_item_size(start)
else:
return False
data = idc.get_bytes(start, end - start)
if isinstance(data, str): # python2 compatibility
data = bytearray(data)
x = idaapi.ask_long(0, "Xor with...")
if x:
x &= 0xFF
print("\n[+] Xor 0x%X - 0x%X (%u bytes) with 0x%02X:" %
(start, end, end - start, x))
print(repr("".join(chr(b ^ x) for b in data)))
elif self.action == ACTION_FILLNOP:
t0, t1, view = idaapi.twinpos_t(), idaapi.twinpos_t(
), idaapi.get_current_viewer()
if idaapi.read_selection(view, t0, t1):
start, end = t0.place(view).toea(), t1.place(view).toea()
idaapi.patch_bytes(start, b"\x90" * (end - start))
print("\n[+] Fill 0x%X - 0x%X (%u bytes) with NOPs" %
(start, end, end - start))
elif self.action == ACTION_SCANVUL:
print("\n[+] Finding Format String Vulnerability...")
found = []
for addr in idautils.Functions():
name = idc.get_func_name(addr)
if "printf" in name and "v" not in name and idc.get_segm_name(
addr) in (".text", ".plt", ".idata"):
xrefs = idautils.CodeRefsTo(addr, False)
for xref in xrefs:
vul = self.check_fmt_function(name, xref)
if vul:
found.append(vul)
if found:
print("[!] Done! %d possible vulnerabilities found." %
len(found))
ch = VulnChoose("Vulnerability", found, None, False)
ch.Show()
else:
print("[-] No format string vulnerabilities found.")
else:
return 0
return 1
