the function code, function name, var names and var sized are now being returned to lua as tables.

2 files changed, 44 insertions, 34 deletions

diff --git a/bruiser/bruiser.cpp b/bruiser/bruiser.cpp
index cd52603..90a05da 100644
--- a/bruiser/bruiser.cpp
+++ b/bruiser/bruiser.cpp
@@ -259,7 +259,7 @@ class PyExec {
           PyObject* pyrepr = PyObject_Repr(pybytes);
           PyObject* pyunicode = PyUnicode_AsEncodedString(pyrepr, "utf-8", "surrogateescape");
           const char* dummy = PyBytes_AsString(pyunicode);
-          std::cout << RED << dummy << "\n" << NORMAL;
+          //std::cout << RED << dummy << "\n" << NORMAL;
           hexobj_str.push_back(std::string(dummy));
         }
       }
@@ -1192,46 +1192,50 @@ class LuaWrapper
 
       std::cout << CYAN << "initing the py embed class...\n" << NORMAL;
       PyExec py(filename.c_str(), funcname.c_str(), objjpath.c_str());
-      std::cout << CYAN << "forking python script...\n" << NORMAL;
-      pid_t pid = fork();
 
-      if (pid < 0) {
-        PRINT_WITH_COLOR_LB(RED, "could not fork...");
-        lua_pushnumber(__ls, EXIT_FAILURE);
-      }
+      std::cout << BLUE << "running load.py: " << NORMAL << "\n";
+      py.run();
+      if (action == "code_list") {
+        py.getAsCppByte();
+        //py.printHexObjs();
 
-      if (pid == 0) {
-        std::cout << BLUE << "running load.py: " << NORMAL << "\n";
-        py.run();
-        if (action == "code_list") {
-          py.getAsCppByte();
-          py.printHexObjs();
+        int tableindex1 = 1;
+        int tableindex2 = 1;
+        // the return type to lua is a table of tables
+        lua_newtable(__ls);
+        if (!lua_checkstack(__ls, py.exportObjs().size() * 2)) {
+          PRINT_WITH_COLOR_LB(RED, "cant grow lua stack. current size is too small.");
         }
-        else if (action == "symbol_list") {
-          py.getAsCppStringVec();
+        for (auto& iter : py.exportObjs()) {
+          lua_pushnumber(__ls, tableindex1);
+          lua_newtable(__ls);
+          for (auto& iterer : iter) {
+            lua_pushnumber(__ls, tableindex2);
+            tableindex2++;
+            lua_pushnumber(__ls, iterer);
+            lua_settable(__ls, -3);
+          }
+          tableindex2 = 1;
+          tableindex1++;
+          lua_settable(__ls, -3);
         }
-
+      }
+      else if (action == "symbol_list") {
+        py.getAsCppStringVec();
+        int tableindex = 1 ;
+        // the return type to lua is a table
         lua_newtable(__ls);
-        int tableindex = 0 ;
+        if (!lua_checkstack(__ls, py.exportStrings().size() * 2)) {
+          PRINT_WITH_COLOR_LB(RED, "cant grow lua stack. current size is too small.");
+        }
         for (auto& iter : py.exportStrings()) {
           lua_pushnumber(__ls, tableindex);
           tableindex++;
           lua_pushstring(__ls, iter.c_str());
-          lua_settable(__ls, 1);
+          lua_settable(__ls, -3);
         }
-        //py.killPyObj();
-        //lua_pushnumber(__ls, 0);
-        exit(EXIT_SUCCESS);
-      }
-
-      if (pid > 0) {
-        int status;
-        pid_t returned;
-        returned = waitpid(pid, &status, 0);
-        //lua_pushnumber(__ls, returned);
       }
 
-      //lua_pushnumber(__ls, 0);
       return 1;
     }
 
diff --git a/bruiser/lua-scripts/demo1.lua b/bruiser/lua-scripts/demo1.lua
index b382f2d..cb912b8 100644
--- a/bruiser/lua-scripts/demo1.lua
+++ b/bruiser/lua-scripts/demo1.lua
@@ -7,39 +7,45 @@
 --
 -- get the .so function names
 -- objload("elf_get_func_names", "../bfd/test/test.so", "symbol_list")
+--
 -- get the .so function code
 -- objload("elf_get_func_code", "../bfd/test/test.so", "code_list")
 --
 
 function printObjNames()
-  local c = {objload("elf_get_obj_names", "../bfd/test/test.so", "symbol_list")}
+  local c = objload("elf_get_obj_names", "../bfd/test/test.so", "symbol_list")
   for k,v in ipairs(c) do
     print(k,v)
   end
 end
 
 function printObjSizes()
-  local c = {objload("elf_get_obj_sizes", "../bfd/test/test.so", "symbol_list")}
+  local c = objload("elf_get_obj_sizes", "../bfd/test/test.so", "symbol_list")
   for k,v in ipairs(c) do
     print(k,v)
   end
 end
 
 function printFuncNames()
-  local c = {objload("elf_get_func_names", "../bfd/test/test.so", "symbol_list")}
+  local c = objload("elf_get_func_names", "../bfd/test/test.so", "symbol_list")
   for k,v in ipairs(c) do
     print(k,v)
   end
 end
 
 function printFuncCode()
-  local c = {objload("elf_get_func_code", "../bfd/test/test.so", "code_list")}
+  local c = objload("elf_get_func_code", "../bfd/test/test.so", "code_list")
   for k,v in ipairs(c) do
     print(k,v)
+    if #v ~= 0 then
+      for k1,v1 in ipairs(v) do
+        print(k1, v1)
+      end
+    end
   end
 end
 
 printObjNames()
 printObjSizes()
 printFuncNames()
---printFuncCode()
+printFuncCode()