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|
------------------------------------------------Project Mutator-----------------------------------------------
--bruiser's xobj 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.*/
--------------------------------------------------------------------------------------------------------------
--start of xobj module
local xobj = {}
local elf_file = ""
function xobj.getSO(so_path)
elf_file = so_path
end
function xobj.getGlobalTable()
local return_table = {}
local names = objload("elf_get_obj_names", elf_file, "symbol_list")
local sizes = objload("elf_get_obj_sizes", elf_file, "symbol_list")
for i=1,#names,1 do
return_table[names[i]] = sizes[i]
end
return return_table
end
function xobj.printObjNames()
local c = objload("elf_get_obj_names", elf_file, "symbol_list")
for k,v in ipairs(c) do
print(k,v)
end
end
function xobj.printObjSizes()
local c = objload("elf_get_obj_sizes", elf_file, "symbol_list")
for k,v in ipairs(c) do
print(k,v)
end
end
function xobj.printFuncNames()
local c = objload("elf_get_func_names", elf_file, "symbol_list")
for k,v in ipairs(c) do
print(k,v)
end
end
function xobj.printFuncCode()
local c = objload("elf_get_func_code", elf_file, "code_list")
for k,v in ipairs(c) do
print(k,v)
if #v ~= 0 then
for k1,v1 in ipairs(v) do
io.write(string.format('%02x', v1), " ")
end
io.write("\n")
end
end
end
function xobj.findMain()
local c = objload("elf_get_func_names", elf_file, "symbol_list")
for k,v in ipairs(c) do
if v == "'main'" then
io.write("main index is".." "..k.."\n")
return k
end
end
end
function xobj.codeTables()
local return_table = {}
local func_name_table = objload("elf_get_func_names", elf_file, "symbol_list")
local code_table = objload("elf_get_func_code", elf_file, "code_list")
for i=1,#func_name_table,1 do
return_table[func_name_table[i]] = code_table[i]
end
return return_table
end
function xobj.codeTableByName(name)
local return_table = {}
local func_name_table = objload("elf_get_func_names", elf_file, "symbol_list")
local code_table = objload("elf_get_func_code", elf_file, "code_list")
for k,v in ipairs(func_name_table) do
if v == name then
for k1, v1 in ipairs(code_table[k]) do
table.insert(return_table, string.format('%02x', v1))
end
return return_table
end
end
return nil
end
function xobj.codeTableByName_number(name)
local return_table = {}
local func_name_table = objload("elf_get_func_names", elf_file, "symbol_list")
local code_table = objload("elf_get_func_code", elf_file, "code_list")
for k,v in ipairs(func_name_table) do
if v == name then
for k1, v1 in ipairs(code_table[k]) do
table.insert(return_table, v1)
end
return return_table
end
end
return nil
end
function xobj.printFuncSizes()
local func_name_table = objload("elf_get_func_names", elf_file, "symbol_list")
local code_table = objload("elf_get_func_code", elf_file, "code_list")
local counter = 1
print("function sizes:")
for k, v in ipairs(code_table) do
print("code size for "..func_name_table[counter].." is".." "..#v)
counter = counter + 1
end
end
function xobj.getTextSection(elf_exe)
return objload("elf_get_text_section", elf_exe, "bytes")
end
function xobj.getRODataSection(elf_exe)
return objload("elf_get_rodata_section", elf_exe, "bytes")
end
function xobj.CSDump(code)
ret = ""
for k,v in pairs(code) do
ret = ret.."\\x"..string.format("%02x",v)
end
return ret
end
--end of xobj module
return xobj
--------------------------------------------------------------------------------------------------------------
|
