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-rw-r--r--bruiser/bruiser.cpp29
-rw-r--r--bruiser/executioner.h40
-rw-r--r--bruiser/lua-scripts/demo1.lua2
-rwxr-xr-xbruiser/run.sh3
4 files changed, 62 insertions, 12 deletions
diff --git a/bruiser/bruiser.cpp b/bruiser/bruiser.cpp
index dff1bb1..324841d 100644
--- a/bruiser/bruiser.cpp
+++ b/bruiser/bruiser.cpp
@@ -221,7 +221,7 @@ class PyExec {
//Py_DECREF(pArgs);
if (pValue != nullptr) {
std::cout << GREEN << "call finished successfully." << NORMAL << "\n";
- printf("Result of call: %ld\n", PyLong_AsLong(pValue));
+ //printf("Result of call: %ld\n", PyLong_AsLong(pValue));
//Py_DECREF(pValue);
} else {
Py_DECREF(pFunc);
@@ -249,13 +249,13 @@ class PyExec {
}
int getAsCppStringVec(void) {
+ PRINT_WITH_COLOR_LB(BLUE, "processing return result...");
if (PyList_Check(pValue)) {
std::cout << GREEN << "got a python list\n" << NORMAL;
int list_length = PyList_Size(pValue);
std::cout << BLUE << "length of list: " << list_length << "\n" << NORMAL;
for (int i = 0; i < list_length; ++i) {
PyObject* pybytes = PyList_GetItem(pValue, i);
- std::cout << CYAN << "bytes size: " << PyBytes_Size(pybytes) << "\n" << NORMAL;
PyObject* pyrepr = PyObject_Repr(pybytes);
PyObject* pyunicode = PyUnicode_AsEncodedString(pyrepr, "utf-8", "surrogateescape");
const char* dummy = PyBytes_AsString(pyunicode);
@@ -267,9 +267,11 @@ class PyExec {
}
int getAsCppByte(void) {
+ PRINT_WITH_COLOR_LB(BLUE, "processing return result...");
std::vector<uint8_t> tempvec;
if(PyList_Check(pValue)) {
int list_length = PyList_Size(pValue);
+ std::cout << BLUE << "length of list: " << list_length << "\n" << NORMAL;
for(int i = 0; i < list_length; ++i) {
PyObject* pybytes = PyList_GetItem(pValue, i);
if(PyList_Check(pybytes)) {
@@ -281,7 +283,7 @@ class PyExec {
tempvec.push_back(int(byte));
}
}
- hexobj.push_back(tempvec);
+ if (!tempvec.empty()) {hexobj.push_back(tempvec);}
tempvec.clear();
}
}
@@ -294,6 +296,7 @@ class PyExec {
}
void printHexObjs(void) {
+ PRINT_WITH_COLOR_LB(YELLOW, "functions with a zero size will not be printed:");
for (auto &iter : hexobj) {
for (auto &iterer : iter) {
std::cout << RED << int(iterer) << " ";
@@ -1173,11 +1176,13 @@ class LuaWrapper
std::string filename = "load";
std::string funcname;
std::string objjpath;
+ std::string action;
- if (numargs == 2) {
+ if (numargs == 3) {
std::cout << CYAN << "got args." << NORMAL << "\n";
funcname = lua_tostring(__ls, 1);
objjpath = lua_tostring(__ls, 2);
+ action = lua_tostring(__ls, 3);
}
else {
std::cout << RED << "wrong number of arguments provided. should give the python script name, python func name and its args.\n" << NORMAL;
@@ -1200,9 +1205,13 @@ class LuaWrapper
{
std::cout << BLUE << "running load.py: " << NORMAL << "\n";
py.run();
- //py.getAsCppStringVec();
- py.getAsCppByte();
- py.printHexObjs();
+ if (action == "code_list") {
+ py.getAsCppByte();
+ py.printHexObjs();
+ }
+ else if (action == "symbol_list") {
+ py.getAsCppStringVec();
+ }
//py.killPyObj();
lua_pushnumber(__ls, 0);
exit(EXIT_SUCCESS);
@@ -1736,11 +1745,13 @@ int LuaDispatch(lua_State* __ls)
/**********************************************************************************************************************/
/**********************************************************************************************************************/
/*Main*/
-int main(int argc, const char **argv)
-{
+int main(int argc, const char **argv) {
/*initializing the log*/
bruiser::BruiserReport BruiserLog;
+ /*initing executioner*/
+ Executioner executioner;
+
/*gets the compilation database and options for the clang instances that we would later run*/
CommonOptionsParser op(argc, argv, BruiserCategory);
ClangTool Tool(op.getCompilations(), op.getSourcePathList());
diff --git a/bruiser/executioner.h b/bruiser/executioner.h
index d1c0b32..ed5009b 100644
--- a/bruiser/executioner.h
+++ b/bruiser/executioner.h
@@ -26,12 +26,13 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.*
#include <cstdarg>
#include <cstring>
#include <sys/mman.h>
+#include <unistd.h>
#include "lua-5.3.4/src/lua.hpp"
/**********************************************************************************************************************/
#ifndef EXECUTIONER_H
#define EXECUTIONER_H
/**********************************************************************************************************************/
-namespace {
+namespace { // start of anonymous namespace
using XObject = void(*)(void);
constexpr int MEMORY_SIZE = 32768;
std::vector<uint8_t> memory(MEMORY_SIZE, 0);
@@ -52,7 +53,28 @@ namespace {
}
return 0;
}
-}
+
+ int LuaGenericWrapper(lua_State* __ls, XObject __x) {
+ int numargs = lua_gettop(__ls);
+ std::vector<uint64_t> arg_vec;
+
+ for (int i = 0; i < numargs; ++i) {
+ arg_vec.push_back(lua_tonumber(__ls, i + 1));
+ }
+
+ pid_t pid = fork();
+ if (pid < 0) {
+ //PRINT_WITH_COLOR_LB(RED, "could not fork...");
+ lua_pushnumber(__ls, EXIT_FAILURE);
+ }
+ if (pid == 0) {}
+ if (pid > 0) {
+ __x;
+ }
+
+ return 0;
+ }
+} // end of anonymous namespace
int getMemorySize(void) {return MEMORY_SIZE;}
@@ -102,12 +124,24 @@ class Executioner {
for (auto &iter : _bytes) {this->emitByte(iter, _code);}
}
- void registerWithLua(lua_State* _lua_State) {}
+ void registerWithLua(lua_State* _lua_State) {
+ for (auto& iter : names) {
+ //lua_register(_lua_State, iter.c_str(), LuaGeneric);
+ }
+ }
+
+ void xobjsGetPtrs(void) {
+ for (auto& iter : obj_mem_ptrs) {
+ XObject dummy = (XObject)iter.first;
+ xobjs.push_back(dummy);
+ }
+ }
private:
std::vector<std::pair<void*, size_t>> obj_mem_ptrs;
std::vector<std::vector<uint8_t>> objs;
std::vector<std::string> names;
+ std::vector<XObject> xobjs;
};
/**********************************************************************************************************************/
#endif
diff --git a/bruiser/lua-scripts/demo1.lua b/bruiser/lua-scripts/demo1.lua
new file mode 100644
index 0000000..98bdb0d
--- /dev/null
+++ b/bruiser/lua-scripts/demo1.lua
@@ -0,0 +1,2 @@
+objload("elf_get_func_names", "../bfd/test/test.so", "symbol_list")
+objload("main2", "../bfd/test/test.so", "code_list")
diff --git a/bruiser/run.sh b/bruiser/run.sh
new file mode 100755
index 0000000..912fcf2
--- /dev/null
+++ b/bruiser/run.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+./bruiser ../test/bruisertest/test.cpp
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 05:16:09 +0000