1 files changed, 106 insertions, 0 deletions
diff --git a/service/extension/extension.c b/service/extension/extension.c
new file mode 100644
index 00000000..4b695d72
--- /dev/null
+++ b/service/extension/extension.c
@@ -0,0 +1,106 @@
+#include "Python.h"
+
+#include "openssl/crypto.h"
+#include "stdio.h"
+
+static PyObject *SpamError;
+
+static PyObject *IdCallback;
+static PyObject *LockingCallback;
+
+
+//--------------------------
+
+static void locking_function(int mode, int n, const char * file, int line)
+{
+  PyObject *arglist;
+  PyObject *result;
+
+  printf("Enter locking_function\n");
+
+  arglist = Py_BuildValue("(i, i, s, i)", mode, n, file, line);
+  result = PyObject_CallObject(LockingCallback, arglist);
+//  if(mode & CRYPTO_LOCK)
+//
+//    result = PyObject_CallObject(IdCallback, arglist);
+//  else
+//    a--;
+
+  Py_DECREF(arglist);
+    Py_DECREF(result);
+
+    printf("Leave locking_function\n");
+}
+
+static unsigned long id_function(void)
+{
+    PyObject *arglist;
+    PyObject *result;
+    int value;
+
+    arglist = Py_BuildValue(NULL);
+    result = PyObject_CallObject(IdCallback, arglist);
+
+    if (!PyArg_ParseTuple(result, "i", &value))
+       return 0;
+
+    Py_DECREF(arglist);
+    Py_DECREF(result);
+
+    return ((unsigned long)value);
+}
+
+
+
+//--------------------------
+
+
+
+static PyObject *
+spam_system(PyObject *self, PyObject *args)
+{
+    const char *command;
+    int sts;
+
+    if (!PyArg_ParseTuple(args, "s", &command))
+        return NULL;
+    sts = system(command);
+    if (sts < 0) {
+        PyErr_SetString(SpamError, "System command failed");
+        return NULL;
+    }
+    return PyLong_FromLong(sts);
+}
+
+static PyObject * enable_mutexes(PyObject *self, PyObject *args) {
+    PyObject *pIdCallback, *pLockingCallback;
+
+    if (!PyArg_UnpackTuple(args, "enable_mutexes", 2, 2, &pIdCallback, &pLockingCallback)) {
+		return NULL;
+	}
+	IdCallback = pIdCallback;
+	LockingCallback = pLockingCallback;
+
+    CRYPTO_set_id_callback(id_function);
+    CRYPTO_set_locking_callback(locking_function);
+
+    printf("Enabled mutexes\n");
+
+    Py_RETURN_NONE;
+}
+
+
+static PyMethodDef SpamMethods[] = {
+    {"system",  spam_system, METH_VARARGS,
+     "Execute a shell command."},
+    {"enable_mutexes", enable_mutexes, METH_VARARGS,
+     "Enable mutexes for openssl"},
+    {NULL, NULL, 0, NULL}        /* Sentinel */
+};
+
+
+PyMODINIT_FUNC
+initfoobar(void)
+{
+    (void) Py_InitModule("foobar", SpamMethods);
+}