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authorAndrew Bartlett <abartlet@samba.org>2011-01-11 17:39:25 +1100
committerAndrew Tridgell <tridge@samba.org>2011-01-14 16:39:32 +1100
commit012e570416de8b48f89216ac1e6b0bba2357ac39 (patch)
treeb28ecc12faf0648442f430949c061a5438ea2a54
parent5322567530d588d0f420eeb720c9a2e3225d6007 (diff)
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libcli/security Add python bindings for se_access_check
Andrew Bartlett
-rw-r--r--libcli/security/pysecurity.c83
-rw-r--r--libcli/security/wscript_build6
2 files changed, 89 insertions, 0 deletions
diff --git a/libcli/security/pysecurity.c b/libcli/security/pysecurity.c
new file mode 100644
index 0000000000..56bdd69b4c
--- /dev/null
+++ b/libcli/security/pysecurity.c
@@ -0,0 +1,83 @@
+/*
+ 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"
+
+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;
+}
diff --git a/libcli/security/wscript_build b/libcli/security/wscript_build
index 4b3f46ebcf..ca60a44a4c 100644
--- a/libcli/security/wscript_build
+++ b/libcli/security/wscript_build
@@ -7,3 +7,9 @@ bld.SAMBA_LIBRARY('security',
deps='talloc ndr NDR_SECURITY'
)
+if getattr(bld.env, '_SAMBA_BUILD_', 0) == 4:
+ bld.SAMBA_PYTHON('pysecurity',
+ source='pysecurity.c',
+ deps='security',
+ realname='samba/security.so'
+ )