Line data    Source code

       1             : /*
       2             :    Unix SMB/CIFS implementation.
       3             :    Samba utility functions
       4             :    Copyright (C) David Mulder <dmulder@samba.org> 2021
       5             : 
       6             :    This program is free software; you can redistribute it and/or modify
       7             :    it under the terms of the GNU General Public License as published by
       8             :    the Free Software Foundation; either version 3 of the License, or
       9             :    (at your option) any later version.
      10             : 
      11             :    This program is distributed in the hope that it will be useful,
      12             :    but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14             :    GNU General Public License for more details.
      15             : 
      16             :    You should have received a copy of the GNU General Public License
      17             :    along with this program.  If not, see <http://www.gnu.org/licenses/>.
      18             : */
      19             : 
      20             : #include <Python.h>
      21             : #include "includes.h"
      22             : #include "param/param.h"
      23             : #include "param/pyparam.h"
      24             : #include "param/loadparm.h"
      25             : #include "param/s3_param.h"
      26             : #include <pytalloc.h>
      27             : 
      28             : #define PyErr_FromString(str) Py_BuildValue("(s)", discard_const_p(char, str))
      29             : #define PyLoadparmContext_AsLoadparmContext(obj) pytalloc_get_type(obj, struct loadparm_context)
      30             : 
      31           0 : _PUBLIC_ struct loadparm_context *lpcfg_from_py_object(TALLOC_CTX *mem_ctx, PyObject *py_obj)
      32             : {
      33             :         PyObject *param_mod;
      34             :         PyTypeObject *lp_type;
      35             :         bool is_lpobj;
      36             :         const struct loadparm_s3_helpers *s3_context;
      37             :         struct loadparm_context *s4_context;
      38             : 
      39           0 :         if (py_obj == Py_None) {
      40           0 :                 s3_context = loadparm_s3_helpers();
      41             : 
      42           0 :                 s4_context = loadparm_init_s3(mem_ctx, s3_context);
      43           0 :                 if (s4_context == NULL) {
      44           0 :                         PyErr_NoMemory();
      45           0 :                         return NULL;
      46             :                 }
      47             : 
      48           0 :                 if (!lpcfg_load_default(s4_context)) {
      49           0 :                         PyErr_FromString("Failed to load defaults\n");
      50           0 :                         return NULL;
      51             :                 }
      52             : 
      53           0 :                 return s4_context;
      54             :         }
      55             : 
      56           0 :         param_mod = PyImport_ImportModule("samba.param");
      57           0 :         if (param_mod == NULL) {
      58           0 :                 return NULL;
      59             :         }
      60             : 
      61           0 :         lp_type = (PyTypeObject *)PyObject_GetAttrString(param_mod, "LoadParm");
      62           0 :         Py_DECREF(param_mod);
      63           0 :         if (lp_type == NULL) {
      64           0 :                 PyErr_SetString(PyExc_RuntimeError, "Unable to import LoadParm");
      65           0 :                 return NULL;
      66             :         }
      67             : 
      68           0 :         is_lpobj = PyObject_TypeCheck(py_obj, lp_type);
      69           0 :         Py_DECREF(lp_type);
      70           0 :         if (is_lpobj) {
      71           0 :                 return talloc_reference(mem_ctx, PyLoadparmContext_AsLoadparmContext(py_obj));
      72             :         }
      73             : 
      74           0 :         PyErr_SetNone(PyExc_TypeError);
      75           0 :         return NULL;
      76             : }