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xobj = require("xobj")
colors = require("ansicolors")
elf_file = "../bfd/test/test.so"
elf_exe = "../bfd/test/test"
function get_jmp_type(val)
if val == 1 then return "JMP" end
if val == 2 then return "JNE" end
if val == 3 then return "JE" end
return "U"
end
function demo21()
xobj.getSO(elf_file)
local add2_code = xobj.codeTableByName_number("'add2'")
local sub2_code = xobj.codeTableByName_number("'sub2'")
local adddouble_code = xobj.codeTableByName_number("'adddouble'")
local subdouble_code = xobj.codeTableByName_number("'subdouble'")
local triple_code = xobj.codeTableByName_number("'triple'")
local quad_code = xobj.codeTableByName_number("'quad'")
local passthrough_code = xobj.codeTableByName_number("'passthrough'")
xobjregister(add2_code, "add2")
xobjregister(sub2_code, "sub2")
xobjregister(adddouble_code, "adddouble")
xobjregister(subdouble_code, "subdouble")
xobjregister(triple_code, "triple")
xobjregister(quad_code, "quad")
xobjregister(passthrough_code, "passthrough")
end
function demo22()
count = 0
local text_section = xobj.getTextSection(elf_exe)
io.write(colors("%{blue}".." ".."\t".."00 ".."01 ".."02 ".."03 ".."04 ".."05 ".."06 ".."07 ".."08 ".."09 ".."0A ".."0B ".."0C ".."0D ".."0E ".."0F"))
for k,v in pairs(text_section) do
if count % 16 == 0 then
print()
io.write(colors("%{blue}".."0x"..string.format("%03x",count)), "\t")
end
io.write(colors("%{green}"..string.format("%02x", v)), " ")
count = count + 1
end
count = 0
print()
end
function test()
local text_section = xobj.getTextSection(elf_exe)
dummy = xobj.CSDump(text_section)
print(dummy)
end
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 jmp_s_t:show(msg)
print(msg, self, self:custom())
return self
end
function jmp_t_test()
local t = jmp_s_t.new(1,2,3,nil,nil,nil,7,8,9,0,0,1)
t:show("t is")
local t_next = jmp_s_t.new()
local t_next_y = jmp_s_t.new()
local t_next_n = jmp_s_t.new()
t:set_next(t_next)
t:set_next_y(t_next_y)
t:set_next_n(t_next_n)
t:show("t is")
tt = jmp_s_t()
tt:show("tt is")
--collectgarbage()
--t:show("t is")
end
function integ_test()
local text_section = xobj.getTextSection(elf_exe)
local head = getjmptable(#text_section, text_section)
head:show("XXXXXhead is")
print("head location is ", head:location())
while head:inext() ~= nil do
head:show("next is")
head = head:inext()
end
end
function asm_rewriter_pretty()
local text_section = xobj.getTextSection(elf_exe)
local head = getjmptable(#text_section, text_section)
while head:inext() ~= nil do
io.write(colors("%{blue}".."type:"),colors("%{green}"..get_jmp_type(head:type())),"\t",colors("%{blue}".."location:"),colors("%{green}".."0x"..string.format("%x",head:location())),"\t",colors("%{blue}".."size:"),colors("%{green}"..head:size()),"\n")
head = head:inext()
end
freejmptable(haed)
end
function dump_jmp_table()
local text_section = xobj.getTextSection(elf_exe)
local head = getjmptable(#text_section, text_section)
while head:inext() ~= nil do
io.write("type:", head:type(), "\tlocation:", "0x"..string.format("%x", head:location()))
print()
head = head:inext()
end
end
function get_jmp_table()
local text_section = xobj.getTextSection(elf_exe)
return getjmptable(#text_section, text_section)
end
--main()
--test()
--jmp_t_test()
--integ_test()
asm_rewriter_pretty()
--dump_jmp_table()
demo21()
demo22()
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