update

7 files changed, 171 insertions, 191 deletions

diff --git a/bruiser/bruiser-extra.h b/bruiser/bruiser-extra.h
index ac02451..b834345 100644
--- a/bruiser/bruiser-extra.h
+++ b/bruiser/bruiser-extra.h
@@ -34,6 +34,7 @@ struct SigNames
   char *SigName;
 };
 
+#if 0
 std::vector<SigNames> SignalNames = 
 {
   {SIGHUP, (char*)"SIGHUP"},
@@ -67,6 +68,7 @@ std::vector<SigNames> SignalNames =
   {SIGWINCH, (char*)"SIGWINCH"},
   {SIGIO, (char*)"SIGIO"}
 };
+#endif
 
 std::vector<std::string> BRUISR_COMMANDS = 
 {
diff --git a/bruiser/bruiser.cpp b/bruiser/bruiser.cpp
index a052b64..e75b173 100644
--- a/bruiser/bruiser.cpp
+++ b/bruiser/bruiser.cpp
@@ -1066,7 +1066,7 @@ class LiveActionListArrays : public ASTFrontendAction
 class LuaWrapper
 {
   public:
-    LuaWrapper(ClangTool &__CT, Executioner& __EX) : CT(__CT), executioner(__EX) {}
+    LuaWrapper(ClangTool &__CT, Executioner& __EX, XGlobals __XG) : CT(__CT), executioner(__EX), xglobals(__XG) {}
 
     /*print out the history*/
     int BruiserLuaHistory(lua_State* __ls)
@@ -1396,12 +1396,15 @@ class LuaWrapper
     }
 
     int BruiserLuaXObjAllocGlobal(lua_State* __ls) {
-      int nuamrgs = lua_gettop(__ls);
+      int numargs = lua_gettop(__ls);
+      if (numargs != 2) {PRINT_WITH_COLOR_LB(RED, "expected exactly two args. did not get that.");}
       std::string glob_name = lua_tostring(__ls , 1);
       size_t size = lua_tointeger(__ls, 2);
+      xglobals.reserve(size);
       return 0;
     }
-    int BruiserLuaXObjAllocAllGlobals(lua_State* __ls) {return 0;}
+
+    int BruiserLuaXObjAllocAllGlobals(lua_State* __ls) {}
 
     /*read the m0 report*/
     int BruiserLuaM0(lua_State* __ls)
@@ -1913,6 +1916,7 @@ class LuaWrapper
   private:
     ClangTool CT;
     Executioner executioner;
+    XGlobals xglobals;
 };
 /**********************************************************************************************************************/
 /**********************************************************************************************************************/
@@ -1958,7 +1962,7 @@ int main(int argc, const char **argv) {
   }
 
   /*initialize the LuaWrapper class so we can register and run them from lua.*/
-  LuaWrapper LW(Tool, executioner);
+  LuaWrapper LW(Tool, executioner, xglobals);
 
   /*linenoise init*/
   linenoiseSetCompletionCallback(bruiser::ShellCompletion);
diff --git a/bruiser/bruiserffi.c b/bruiser/bruiserffi.c
index 454e3d7..f43f7ec 100644
--- a/bruiser/bruiserffi.c
+++ b/bruiser/bruiserffi.c
@@ -26,6 +26,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.*
 #include <stdint.h>
 #include <stdio.h>
 #include <string.h>
+#include <capstone/capstone.h>
 #include "bruiserffi.h"
 /**********************************************************************************************************************/
 #define VOIDIFY(X) (void*)X
@@ -36,15 +37,15 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.*
   X ffi_reinterpret_##X(void* result) {return (X)result;}
 
 #define X_LIST_GEN \
-  X(uint8_t, "uint8_t")\
-  X(uint16_t, "uint8_t")\
-  X(uint32_t, "uint8_t")\
-  X(uint64_t, "uint8_t")\
-  X(int8_t, "uint8_t")\
-  X(int16_t, "uint8_t")\
-  X(int32_t, "uint8_t")\
-  X(int64_t, "uint8_t")\
-  X(uintptr_t, "uint8_t")\
+  X(uint8_t, "for uint8_t")\
+  X(uint16_t, "for uint16_t")\
+  X(uint32_t, "for uint32_t")\
+  X(uint64_t, "for uint64_t")\
+  X(int8_t, "for int8_t")\
+  X(int16_t, "for int16_t")\
+  X(int32_t, "for int32_t")\
+  X(int64_t, "for int64_t")\
+  X(uintptr_t, "for pointers")\
 
 #define X(X1,X2) REINTERPRET_GENERATOR(X1)
 X_LIST_GEN
diff --git a/bruiser/compile_commands.json b/bruiser/compile_commands.json
index e72faee..48605af 100644
--- a/bruiser/compile_commands.json
+++ b/bruiser/compile_commands.json
@@ -28,180 +28,5 @@
         "command": "cc -c -o bruiserffi.o bruiserffi.c", 
         "directory": "/home/bloodstalker/devi/hell2/bruiser", 
         "file": "/home/bloodstalker/devi/hell2/bruiser/bruiserffi.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lapi.o lapi.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lapi.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lcode.o lcode.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lcode.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lctype.o lctype.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lctype.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o ldebug.o ldebug.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/ldebug.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o ldo.o ldo.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/ldo.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o ldump.o ldump.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/ldump.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lfunc.o lfunc.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lfunc.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lgc.o lgc.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lgc.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o llex.o llex.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/llex.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lmem.o lmem.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lmem.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lobject.o lobject.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lobject.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lopcodes.o lopcodes.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lopcodes.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lparser.o lparser.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lparser.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lstate.o lstate.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lstate.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lstring.o lstring.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lstring.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o ltable.o ltable.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/ltable.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o ltm.o ltm.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/ltm.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lundump.o lundump.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lundump.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lvm.o lvm.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lvm.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lzio.o lzio.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lzio.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lauxlib.o lauxlib.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lauxlib.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lbaselib.o lbaselib.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lbaselib.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lbitlib.o lbitlib.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lbitlib.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lcorolib.o lcorolib.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lcorolib.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o ldblib.o ldblib.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/ldblib.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o liolib.o liolib.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/liolib.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lmathlib.o lmathlib.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lmathlib.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o loslib.o loslib.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/loslib.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lstrlib.o lstrlib.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lstrlib.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o ltablib.o ltablib.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/ltablib.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lutf8lib.o lutf8lib.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lutf8lib.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o loadlib.o loadlib.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/loadlib.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o linit.o linit.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/linit.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o lua.o lua.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/lua.c"
-    }, 
-    {
-        "command": "cc -c -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_LINUX -o luac.o luac.c", 
-        "directory": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src", 
-        "file": "/home/bloodstalker/devi/hell2/bruiser/lua-5.3.4/src/luac.c"
     }
 ]
\ No newline at end of file
diff --git a/bruiser/executioner.h b/bruiser/executioner.h
index 4793915..3fe0fac 100644
--- a/bruiser/executioner.h
+++ b/bruiser/executioner.h
@@ -332,7 +332,17 @@ class Arguary {
 class XGlobals {
   public:
     XGlobals() {}
-    ~XGlobals() {}
+    ~XGlobals() {
+      for (auto &iter : globals) free(iter.first);
+    }
+
+    void reserve(size_t size) {
+      globals.push_back(std::make_pair(malloc(size), size));
+    }
+
+    void* getAddressByIndex(int index) {
+    }
+
   private:
     std::list<std::pair<void*, size_t>> globals;
 };
diff --git a/bruiser/lua-scripts/demo1.lua b/bruiser/lua-scripts/demo1.lua
index 5ef6bd2..2e9cd56 100644
--- a/bruiser/lua-scripts/demo1.lua
+++ b/bruiser/lua-scripts/demo1.lua
@@ -15,6 +15,16 @@
 elf_file = "../bfd/test/test.so"
 --elf_file = "../bfd/test/test"
 
+function 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 printObjNames()
   local c = objload("elf_get_obj_names", elf_file, "symbol_list")
   for k,v in ipairs(c) do
@@ -191,12 +201,13 @@ function main()
   print("xcall returned:",a)
   if tostring(a) ~= tostring(666.666) then print("test failed") end
 
+  a=xcall(1,{"string"},"string","passthrough", {"i live!"})
+  print("xcall returned:",a)
+
   --a=xcall(4,{"sint32", "sint32", "sint32", "sint32"},"sint32",5, {10,20,30,40})
   --print("xcall returned:",a)
   --if a ~= 100 then print("test failed") end
 
-  a=xcall(1,{"string"},"string","passthrough", {"i live!"})
-  print("xcall returned:",a)
 end
 
 main()
diff --git a/bruiser/lua-scripts/xobj.lua b/bruiser/lua-scripts/xobj.lua
new file mode 100644
index 0000000..b69f0e5
--- /dev/null
+++ b/bruiser/lua-scripts/xobj.lua
@@ -0,0 +1,127 @@
+------------------------------------------------Project Mutator-----------------------------------------------
+--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 2
+--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.*/
+--------------------------------------------------------------------------------------------------------------
+function getSO(so_path)
+  elf_file = so_path
+end
+
+function 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 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 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 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 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 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 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 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 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 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
+--------------------------------------------------------------------------------------------------------------
+