+#include <errno.h>
+#include <sys/prctl.h>
+#include <linux/capability.h>
+
+static PyObject *
+drop_caps(PyObject *self, PyObject *args)
+{
+ unsigned int to_drop[128] = {CAP_NET_ADMIN,CAP_SYS_ADMIN,CAP_SYS_BOOT,CAP_MKNOD,CAP_MAC_ADMIN,CAP_SYS_MODULE};
+ unsigned int i;
+ for (i = 0;i<6;i++) {
+ if (prctl(PR_CAPBSET_DROP, to_drop[i], 0, 0, 0) == -1) {
+ perror("prctl");
+ return Py_BuildValue("i", 2);
+ }
+ }
+ return Py_BuildValue("i", 0);
+}