Robust ELF header parsing.

courgette/disassembler_elf_32.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COURGETTE_DISASSEMBLER_ELF_32_H_
 #define COURGETTE_DISASSEMBLER_ELF_32_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_vector.h"
 #include "courgette/assembly_program.h"
@@ skipping 78 matching lines @@
   virtual bool ParseHeader();
 
   virtual bool Disassemble(AssemblyProgram* target);
 
   // Public for unittests only
   std::vector<RVA> &Abs32Locations() { return abs32_locations_; }
   ScopedVector<TypedRVA> &Rel32Locations() { return rel32_locations_; }
 
  protected:
 
-  uint32 DiscoverLength();
+  bool UpdateLength();
 
   // Misc Section Helpers
 
   Elf32_Half SectionHeaderCount() const {
     return section_header_table_size_;
   }
 
   const Elf32_Shdr *SectionHeader(int id) const {
     assert(id >= 0 && id < SectionHeaderCount());
     return section_header_table_ + id;
@@ skipping 91 matching lines @@
 
   std::vector<RVA> abs32_locations_;
   ScopedVector<TypedRVA> rel32_locations_;
 
   DISALLOW_COPY_AND_ASSIGN(DisassemblerElf32);
 };
 
 }  // namespace courgette
 
 #endif  // COURGETTE_DISASSEMBLER_ELF_32_H_