def _ConvertFromOffset(self):
offset = self._offset.GetValue()
if not offset:
offset = 0
else:
offset = int(offset, 16)
try:
if not offset < self._pe.sections[0].PointerToRawData:
rva = self._pe.get_rva_from_offset(offset)
else:
rva = offset
va = rva + self._pe.OPTIONAL_HEADER.ImageBase
idx = pedata.guess_section_from_rva(self._pe, rva)
if idx == -1:
section = "HEADER"
else:
section = self._pe.sections[idx].Name
bytes = get_hex_bytes(self._pe.get_data(rva, 16))
self.PrintDataInCtrls(rva, va, offset, section, bytes)
except Exception, e:
self._ShowError(e)
def _ConvertFromRVA(self):
rva = self._rva.GetValue()
if not rva:
rva = 0
else:
rva = int(rva, 16)
try:
offset = pedata.fromRvaToOffset(self._pe, rva)
va = rva + self._pe.OPTIONAL_HEADER.ImageBase
idx = pedata.guess_section_from_rva(self._pe, rva)
if idx == -1:
section = "Header"
else:
section = self._pe.sections[idx].Name
bytes = get_hex_bytes(self._pe.get_data(rva, 16))
self.PrintDataInCtrls(rva, va, offset, section, bytes)
except Exception, e:
#import traceback
#traceback.print_exc()
self._ShowError(e)
def OnBlockSelected(self, event):
self.BlocksItems.DeleteAllItems()
item_id = self.Blocks.GetFirstSelected()
item = self.Blocks.GetItem(item_id, 0)
index = item.GetText()
#wx.MessageBox("index: %d" % int(index), "index")
reloc_dir = pedata.getRelocDirectory(self.__pe)
items_index = 1
entries = pedata.getRelocDataEntry(
reloc_dir[int(index) - 1]) # -1 because index starts in 1
for entry in entries:
index = self.BlocksItems.InsertStringItem(sys.maxint,
str(items_index))
entry_rva = entry.rva
entry_type = entry.type
if entry_type >= 0:
entry_far_address = self.__pe.get_dword_at_rva(entry_rva)
entry_offset = self.__pe.get_offset_from_rva(entry_rva)
entry_rva_data = entry_far_address - self.__pe.OPTIONAL_HEADER.ImageBase
try:
entry_data = self.__pe.get_data(entry_rva_data, 10)
bytes = get_hex_bytes(entry_data)
if not bytes:
bytes = "-"
except pefile.PEFormatError:
bytes = "-"
self.BlocksItems.SetStringItem(index, 5, "%s" % bytes)
if entry_type == 0: # ABSOLUTE
self.BlocksItems.SetStringItem(index, 0, str(items_index))
self.BlocksItems.SetStringItem(index, 1, "-")
self.BlocksItems.SetStringItem(index, 2, "-")
self.BlocksItems.SetStringItem(
index, 3,
"%s (%d)" % (reloc_types[entry_type], entry_type))
self.BlocksItems.SetStringItem(index, 4, "-")
else:
self.BlocksItems.SetStringItem(index, 0, str(items_index))
self.BlocksItems.SetStringItem(index, 1, hex_up(entry_rva))
self.BlocksItems.SetStringItem(index, 2,
hex_up(entry_offset))
self.BlocksItems.SetStringItem(
index, 3,
"%s (%d)" % (reloc_types[entry_type], entry_type))
self.BlocksItems.SetStringItem(index, 4,
hex_up(entry_far_address))
items_index += 1
def OnBlockSelected(self, event):
self.BlocksItems.DeleteAllItems()
item_id = self.Blocks.GetFirstSelected()
item = self.Blocks.GetItem(item_id, 0)
index = item.GetText()
#wx.MessageBox("index: %d" % int(index), "index")
reloc_dir = pedata.getRelocDirectory(self.__pe)
items_index = 1
entries = pedata.getRelocDataEntry(reloc_dir[int(index) - 1]) # -1 because index starts in 1
for entry in entries:
index = self.BlocksItems.InsertStringItem(sys.maxint, str(items_index))
entry_rva = entry.rva
entry_type = entry.type
if entry_type >= 0:
entry_far_address = self.__pe.get_dword_at_rva(entry_rva)
entry_offset = self.__pe.get_offset_from_rva(entry_rva)
entry_rva_data = entry_far_address - self.__pe.OPTIONAL_HEADER.ImageBase
try:
entry_data = self.__pe.get_data(entry_rva_data, 10)
bytes = get_hex_bytes(entry_data)
if not bytes:
bytes = "-"
except pefile.PEFormatError:
bytes = "-"
self.BlocksItems.SetStringItem(index, 5, "%s" % bytes)
if entry_type == 0: # ABSOLUTE
self.BlocksItems.SetStringItem(index, 0, str(items_index))
self.BlocksItems.SetStringItem(index, 1, "-")
self.BlocksItems.SetStringItem(index, 2, "-")
self.BlocksItems.SetStringItem(index, 3, "%s (%d)" % (reloc_types[entry_type], entry_type))
self.BlocksItems.SetStringItem(index, 4, "-")
else:
self.BlocksItems.SetStringItem(index, 0, str(items_index))
self.BlocksItems.SetStringItem(index, 1, hex_up(entry_rva))
self.BlocksItems.SetStringItem(index, 2, hex_up(entry_offset))
self.BlocksItems.SetStringItem(index, 3, "%s (%d)" % (reloc_types[entry_type], entry_type))
self.BlocksItems.SetStringItem(index, 4, hex_up(entry_far_address))
items_index += 1
def _ConvertFromVA(self):
va = self._va.GetValue()
if not va:
va = 0
else:
va = int(va, 16)
try:
rva = va - self._pe.OPTIONAL_HEADER.ImageBase
offset = pedata.fromRvaToOffset(self._pe, rva)
idx = pedata.guess_section_from_rva(self._pe, rva)
if idx == -1:
section = "HEADER"
else:
section = self._pe.sections[idx].Name
bytes = get_hex_bytes(self._pe.get_data(rva, 16))
self.PrintDataInCtrls(rva, va, offset, section, bytes)
except Exception, e:
self._ShowError(e)
