path: root/bruiser/lua-scripts/asmrw.lua

------------------------------------------------Project Mutator-----------------------------------------------
--bruiser's asmrw module
--Copyright (C) 2018 Farzad Sadeghi

--This program is free software; you can redistribute it and/or
--modify it under the terms of the GNU General Public License
--as published by the Free Software Foundation; either version 3
--of the License, or (at your option) any later version.

--This program is distributed in the hope that it will be useful,
--but WITHOUT ANY WARRANTY; without even the implied warranty of
--MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
--GNU General Public License for more details.

--You should have received a copy of the GNU General Public License
--along with this program; if not, write to the Free Software
--Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.*/
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--start of asmrewriter module
local asmrw = {}
xobj = require("xobj")
-- this will hold a copy of the original text section
local text_buffer = {}

--setmetatable(jmp_s_t, {__call = 
    --function(self, arg1,arg2,arg3,arg4,arg5,arg6,arg7,arg8,arg9,arg10,arg11,arg12)
      --local t = self.new(arg1,arg2,arg3,arg4,arg5,arg6,arg7,arg8,arg9,arg10,arg11,arg12)
      --print("created", t)
      --return t
    --end
  --}
--)

function asmrw.strings(exe)
  io.write(colors("%{cyan}".."lua:getting text section...\n"))
  local text_section = xobj.getTextSection(exe)
  local rodata = xobj.getRODataSection(exe)
  for k,v in pairs(rodata) do
    if v > 33 and v < 127 then 
      io.write(string.format("%c",v)) 
    else
      io.write(" ")
    end
  end
  io.write("\0\n")
end

function asmrw.strings_deep(exe)
end

--function jmp_s_t:dump(msg)
  --print(msg, self:custom())
  --return self
--end

function asmrw.get_head(elf_exe)
  local text_section = xobj.getTextSection(elf_exe)
  local head = getjmptable(#text_section, text_section)
  return head
end

function asmrw.get_jmp(location)
  while head:inext() ~= nil do
    if head:location() == location then return head end
    head = head:inext()
  end
end

--end of asmrewriter module
return asmrw
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