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/*
Unix SMB/CIFS implementation.
Python/Talloc glue
Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2008
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 "replace.h"
#include <talloc.h>
#include "pytalloc.h"
#include <assert.h>
PyTypeObject *PyTalloc_GetObjectType(void)
{
static PyTypeObject *type = NULL;
PyObject *mod;
if (type != NULL) {
return type;
}
mod = PyImport_ImportModule("talloc");
if (mod == NULL) {
return NULL;
}
type = (PyTypeObject *)PyObject_GetAttrString(mod, "Object");
Py_DECREF(mod);
return type;
}
/**
* Import an existing talloc pointer into a Python object.
*/
PyObject *py_talloc_steal_ex(PyTypeObject *py_type, TALLOC_CTX *mem_ctx,
void *ptr)
{
py_talloc_Object *ret = (py_talloc_Object *)py_type->tp_alloc(py_type, 0);
ret->talloc_ctx = talloc_new(NULL);
if (ret->talloc_ctx == NULL) {
return NULL;
}
if (talloc_steal(ret->talloc_ctx, mem_ctx) == NULL) {
return NULL;
}
talloc_set_name_const(ret->talloc_ctx, py_type->tp_name);
ret->ptr = ptr;
return (PyObject *)ret;
}
/**
* Import an existing talloc pointer into a Python object.
*/
PyObject *py_talloc_steal(PyTypeObject *py_type, void *ptr)
{
return py_talloc_steal_ex(py_type, ptr, ptr);
}
/**
* Import an existing talloc pointer into a Python object, leaving the
* original parent, and creating a reference to the object in the python
* object
*/
PyObject *py_talloc_reference_ex(PyTypeObject *py_type, TALLOC_CTX *mem_ctx, void *ptr)
{
py_talloc_Object *ret;
if (ptr == NULL) {
Py_RETURN_NONE;
}
ret = (py_talloc_Object *)py_type->tp_alloc(py_type, 0);
ret->talloc_ctx = talloc_new(NULL);
if (ret->talloc_ctx == NULL) {
return NULL;
}
if (talloc_reference(ret->talloc_ctx, mem_ctx) == NULL) {
return NULL;
}
talloc_set_name_const(ret->talloc_ctx, py_type->tp_name);
ret->ptr = ptr;
return (PyObject *)ret;
}
static void py_cobject_talloc_free(void *ptr)
{
talloc_free(ptr);
}
PyObject *PyCObject_FromTallocPtr(void *ptr)
{
if (ptr == NULL) {
Py_RETURN_NONE;
}
return PyCObject_FromVoidPtr(ptr, py_cobject_talloc_free);
}
PyObject *PyString_FromString_check_null(const char *ptr)
{
if (ptr == NULL) {
Py_RETURN_NONE;
}
return PyString_FromString(ptr);
}
int PyTalloc_Check(PyObject *obj)
{
PyTypeObject *tp = PyTalloc_GetObjectType();
return PyObject_TypeCheck(obj, tp);
}
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