c++ bpp verification code with pybind11

needs ext building:
$ python3 setup.py build_ext --inplace

setup.py

@@ -1,4 +1,15 @@
 from setuptools import setup
+from pybind11.setup_helpers import Pybind11Extension, build_ext
+
+ext_modules = [
+    Pybind11Extension(
+        "bsp_crypto",
+        ["bsp_python_bindings.cpp"],
+        libraries=["ssl", "crypto"],
+        extra_compile_args=["-ggdb", "-O0"],
+        cxx_std=17,
+    ),
+]
 
 setup(
     name='pySim',
@@ -34,6 +45,11 @@ setup(
         "smpp.pdu @ git+https://github.com/hologram-io/smpp.pdu",
         "asn1tools",
         "smpp.twisted3 @ git+https://github.com/jookies/smpp.twisted",
+        "pybind11",
+        "klein",
+        "service-identity",
+        "pyopenssl",
+        "requests",
     ],
     scripts=[
         'pySim-prog.py',
@@ -49,4 +65,8 @@ setup(
                 'asn1/saip/*.asn',
             ],
     },
+    ext_modules=ext_modules,
+    cmdclass={"build_ext": build_ext},
+    zip_safe=False,
+    python_requires=">=3.6",
 )