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This repository was archived by the owner on Oct 2, 2020. It is now read-only.
This repository was archived by the owner on Oct 2, 2020. It is now read-only.

Elf Viewer can't display ELF file with only section headers and no program headers #13

@zhuowei

Description

@zhuowei

I have an ELF file that was converted from RPL (the Wii U's modified ELF format); when trying to view its information in Elf Viewer, I get a blank screen with the following error in the console:

Traceback (most recent call last):
  File "binja.py", line 803, in setView
    self.focus_tab.widget(self.focus_tab.currentIndex()).setViewType(type)
  File "/home/zhuowei/binaryninja-python/View.py", line 100, in setViewType
    view = self.createView(type)
  File "/home/zhuowei/binaryninja-python/View.py", line 84, in createView
    view = type(self.data, self.filename, self, self.main_area)
  File "/home/zhuowei/binaryninja-python/ElfFile.py", line 507, in __init__
    super(ElfViewer, self).__init__(view.exe, filename, view, parent)
  File "/home/zhuowei/binaryninja-python/HexEditor.py", line 61, in __init__
    self.status = "Cursor: 0x%.8x" % self.data.start()
TypeError: %x format: a number is required, not NoneType

I'm on Ubuntu 14.04 (32-bit) and using the latest version from the master branch.

The readelf output for the ELF file if that helps: https://gist.github.com/zhuowei/45d1eb080bc36dc34237

As one can see, there are no program headers in the file at all (RPLs are loaded through the section headers), so ElfFile.start() can't find a start address from the program headers and will return None.

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