6 files changed, 66 insertions, 5 deletions
diff --git a/bruiser/bruiser.cpp b/bruiser/bruiser.cpp
index 82cd632..cdb4ef4 100644
--- a/bruiser/bruiser.cpp
+++ b/bruiser/bruiser.cpp
@@ -166,7 +166,10 @@ template <typename T>
 std::vector<T> getLuaTableInt(lua_State* __ls, int numargs, int argnum) {
   std::vector<T> ret;
   int table_length = lua_rawlen(__ls, argnum);
-  lua_checkstack(__ls, table_length);
+  if (!lua_checkstack(__ls, table_length)) {
+    std::cout << RED << "need to grow lua stack by " << table_length << ":";
+    PRINT_WITH_COLOR_LB(RED, "cant grow lua stack by that much.");
+  }
   for (int i = 1; i <= table_length; ++i) {
     lua_rawgeti(__ls, argnum, i);
     ret.push_back(lua_tointeger(__ls, i + numargs));
@@ -177,7 +180,10 @@ std::vector<T> getLuaTableInt(lua_State* __ls, int numargs, int argnum) {
 std::vector<std::string> getLuaTableString(lua_State* __ls, int numargs, int argnum) {
   std::vector<std::string> ret;
   int table_length = lua_rawlen(__ls, argnum);
-  lua_checkstack(__ls, table_length);
+  if (!lua_checkstack(__ls, table_length)) {
+    std::cout << RED << "need to grow lua stack by " << table_length << ":";
+    PRINT_WITH_COLOR_LB(RED, "cant grow lua stack by that much.");
+  }
   for (int i = 1; i <= table_length; ++i) {
     lua_rawgeti(__ls, argnum, i);
     ret.push_back(lua_tostring(__ls, i + numargs));
@@ -189,7 +195,10 @@ template <typename T>
 std::vector<T> getLuaTableNumber(lua_State* __ls, int numargs, int argnum) {
   std::vector<T> ret;
   int table_length = lua_rawlen(__ls, argnum);
-  lua_checkstack(__ls, table_length);
+  if (!lua_checkstack(__ls, table_length)) {
+    std::cout << RED << "need to grow lua stack by " << table_length << ":";
+    PRINT_WITH_COLOR_LB(RED, "cant grow lua stack by that much.");
+  }
   for (int i = 1; i <= table_length; ++i) {
     lua_rawgeti(__ls, argnum, i);
     ret.push_back(lua_tonumber(__ls, i + numargs));
@@ -1605,7 +1614,9 @@ class LuaWrapper
       if (numargs != 2) {PRINT_WITH_COLOR_LB(RED, "expected exactly two args. did not get that.");return 0;}
       uint64_t size = lua_tointeger(__ls, 1);
       std::vector<uint8_t> code_v = getLuaTableInt<uint8_t>(__ls, 2, 2);
+      if (Verbose) PRINT_WITH_COLOR_LB(BLUE, "making jump table...");
       auto head = makejmptable(size, code_v.data(), Verbose, __ls);
+      if (Verbose) PRINT_WITH_COLOR_LB(GREEN, "finished makejmptable call.");
       jmpt_push_args(__ls, head);
       new_jmpt_2(__ls);
       return 1;
diff --git a/bruiser/bruisercapstone.c b/bruiser/bruisercapstone.c
index 8edc7ad..abb21aa 100644
--- a/bruiser/bruisercapstone.c
+++ b/bruiser/bruisercapstone.c
@@ -234,7 +234,9 @@ JMP_S_T* makejmptable(size_t size, uint8_t* obj, bool Verbose, lua_State* __ls)
   if (cs_open(CS_ARCH_X86, CS_MODE_64, &handle) != CS_ERR_OK) return NULL;
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wpointer-sign"
+  printf("starting to disassemble...\n");
   count = cs_disasm(handle, obj, size, 0x0, 0, &insn);
+  printf("finished disassembling.\n");
 #pragma GCC diagnostic pop
   if (Verbose) printf("number of instructions: %zu.\n\n", count);
   cs_option(handle, CS_OPT_DETAIL, CS_OPT_ON);
diff --git a/bruiser/lua-scripts/asmrw.lua b/bruiser/lua-scripts/asmrw.lua
index 2f68d2b..68603fa 100644
--- a/bruiser/lua-scripts/asmrw.lua
+++ b/bruiser/lua-scripts/asmrw.lua
@@ -19,6 +19,8 @@
 --start of asmrewriter module
 local asmrw = {}
 xobj = require("lua-scripts.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)
diff --git a/bruiser/lua-scripts/df-demo.lua b/bruiser/lua-scripts/df-demo.lua
new file mode 100644
index 0000000..35a6b7a
--- /dev/null
+++ b/bruiser/lua-scripts/df-demo.lua
@@ -0,0 +1,46 @@
+
+xobj = require("lua-scripts.xobj")
+asmrw = require("lua-scripts.asmrw")
+colors = require("ansicolors")
+
+df_exe = "/home/bloodstalker/df/df_44_09_linux/df_linux/libs/Dwarf_Fortress"
+
+function main()
+  local text_section = xobj.getTextSection(df_exe)
+end
+
+function pretty_dump()
+  count = 0
+  local text_section = xobj.getTextSection(df_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 jmp_table_test()
+  local text_section = xobj.getTextSection(df_exe)
+  local head = jmp_s_t()
+  -- messes up the stack. I could fix it but not sure why i would want to keep this in
+  --local head2 = jmp_s_t:new()
+  io.write("lua:calling getjmptable\n")
+  head = getjmptable(#text_section, text_section)
+
+  while head:inext() ~= nil do
+    head:dump("entry")
+    io.write("type:", head:type(), "\tlocation:", "0x"..string.format("%x", head:location()))
+    print()
+    head = head:inext()
+  end
+end
+
+--main()
+--pretty_dump()
+jmp_table_test()
diff --git a/bruiser/makefile b/bruiser/makefile
index 31a6892..60c90c6 100644
--- a/bruiser/makefile
+++ b/bruiser/makefile
@@ -71,5 +71,5 @@ help:
 	@echo 'there is help.'
 	@echo 'all is the defualt target.'
 	@echo 'clean runs clean.'
-	@echo 'deepclean will also clean the lua build'
+	@echo 'deepclean will also clean lua and luajit'
 	@echo 'for a more complete and detaild list of BUILD_MODE and other things look at the main makefiles help under project root.'
diff --git a/bruiser/run.sh b/bruiser/run.sh
index 226271b..955fc70 100755
--- a/bruiser/run.sh
+++ b/bruiser/run.sh
@@ -1,4 +1,4 @@
 #!/bin/bash
 
 cd $(dirname $0)
-"./bruiser"  ../test/bruisertest/test.cpp
+"./bruiser"  ../test/bruisertest/test.cpp --verbose