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0c2fbe5a0c
http://www.python.org/doc//current/c-api/none.html Reviewed-By: Jelmer Vernooij <jelmer@samba.org> Autobuild-User(master): Matthias Dieter Wallnöfer <mdw@samba.org> Autobuild-Date(master): Thu Jan 9 16:27:47 CET 2014 on sn-devel-104
115 lines
2.8 KiB
C
115 lines
2.8 KiB
C
/*
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Unix SMB/CIFS implementation.
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Python interface to ldb - utility functions.
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Copyright (C) 2007-2010 Jelmer Vernooij <jelmer@samba.org>
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** NOTE! The following LGPL license applies to the ldb
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** library. This does NOT imply that all of Samba is released
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** under the LGPL
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 3 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <Python.h>
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#include "ldb.h"
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#include "pyldb.h"
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static PyObject *ldb_module = NULL;
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/* There's no Py_ssize_t in 2.4, apparently */
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#if PY_MAJOR_VERSION == 2 && PY_MINOR_VERSION < 5
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typedef int Py_ssize_t;
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typedef inquiry lenfunc;
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typedef intargfunc ssizeargfunc;
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#endif
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/**
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* Find out PyTypeObject in ldb module for a given typename
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*/
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static PyTypeObject * PyLdb_GetPyType(const char *typename)
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{
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PyObject *py_obj = NULL;
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if (ldb_module == NULL) {
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ldb_module = PyImport_ImportModule("ldb");
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if (ldb_module == NULL) {
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return NULL;
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}
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}
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py_obj = PyObject_GetAttrString(ldb_module, typename);
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return (PyTypeObject*)py_obj;
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}
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/**
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* Obtain a ldb DN from a Python object.
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*
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* @param mem_ctx Memory context
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* @param object Python object
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* @param ldb_ctx LDB context
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* @return Whether or not the conversion succeeded
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*/
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bool pyldb_Object_AsDn(TALLOC_CTX *mem_ctx, PyObject *object,
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struct ldb_context *ldb_ctx, struct ldb_dn **dn)
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{
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struct ldb_dn *odn;
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PyTypeObject *PyLdb_Dn_Type;
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if (ldb_ctx != NULL && PyString_Check(object)) {
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odn = ldb_dn_new(mem_ctx, ldb_ctx, PyString_AsString(object));
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*dn = odn;
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return true;
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}
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PyLdb_Dn_Type = PyLdb_GetPyType("Dn");
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if (PyLdb_Dn_Type == NULL) {
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return false;
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}
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if (PyObject_TypeCheck(object, PyLdb_Dn_Type)) {
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*dn = pyldb_Dn_AsDn(object);
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return true;
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}
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PyErr_SetString(PyExc_TypeError, "Expected DN");
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return false;
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}
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PyObject *pyldb_Dn_FromDn(struct ldb_dn *dn)
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{
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PyLdbDnObject *py_ret;
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PyTypeObject *PyLdb_Dn_Type;
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if (dn == NULL) {
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Py_RETURN_NONE;
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}
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PyLdb_Dn_Type = PyLdb_GetPyType("Dn");
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if (PyLdb_Dn_Type == NULL) {
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return NULL;
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}
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py_ret = (PyLdbDnObject *)PyLdb_Dn_Type->tp_alloc(PyLdb_Dn_Type, 0);
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if (py_ret == NULL) {
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PyErr_NoMemory();
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return NULL;
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}
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py_ret->mem_ctx = talloc_new(NULL);
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py_ret->dn = talloc_reference(py_ret->mem_ctx, dn);
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return (PyObject *)py_ret;
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}
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