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samba-mirror/libcli/security/pysecurity.c
2011-03-19 03:20:05 +01:00

86 lines
2.9 KiB
C

/*
Unix SMB/CIFS implementation.
Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007-2008
Copyright (C) Andrew Bartlett <abartlet@samba.org> 2011
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <Python.h>
#include "includes.h"
#include "libcli/util/pyerrors.h"
#include "libcli/security/security.h"
#include "pytalloc.h"
void initsecurity(void);
static PyObject *py_se_access_check(PyObject *module, PyObject *args, PyObject *kwargs)
{
NTSTATUS nt_status;
const char * const kwnames[] = { "security_descriptor", "token", "access_desired", NULL };
PyObject *py_sec_desc = Py_None;
PyObject *py_security_token = Py_None;
struct security_descriptor *security_descriptor;
struct security_token *security_token;
int access_desired; /* This is an int, because that's what
* we need for the python
* PyArg_ParseTupleAndKeywords */
uint32_t access_granted;
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "OOi",
discard_const_p(char *, kwnames),
&py_sec_desc, &py_security_token, &access_desired)) {
return NULL;
}
security_descriptor = py_talloc_get_type(py_sec_desc, struct security_descriptor);
if (!security_descriptor) {
PyErr_Format(PyExc_TypeError,
"Expected dcerpc.security.descriptor for security_descriptor argument got %s",
talloc_get_name(py_talloc_get_ptr(py_sec_desc)));
return NULL;
}
security_token = py_talloc_get_type(py_security_token, struct security_token);
if (!security_token) {
PyErr_Format(PyExc_TypeError,
"Expected dcerpc.security.token for token argument, got %s",
talloc_get_name(py_talloc_get_ptr(py_security_token)));
return NULL;
}
nt_status = se_access_check(security_descriptor, security_token, access_desired, &access_granted);
if (!NT_STATUS_IS_OK(nt_status)) {
PyErr_NTSTATUS_IS_ERR_RAISE(nt_status);
}
return PyLong_FromLong(access_granted);
}
static PyMethodDef py_security_methods[] = {
{ "access_check", (PyCFunction)py_se_access_check, METH_VARARGS|METH_KEYWORDS,
"access_check(security_descriptor, token, access_desired) -> access_granted. Raises NT_STATUS on error, including on access check failure, returns access granted bitmask"},
{ NULL },
};
void initsecurity(void)
{
PyObject *m;
m = Py_InitModule3("security", py_security_methods,
"Security support.");
if (m == NULL)
return;
}