source4/lib/com/pycom.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Python bindings for COM library.
   4    Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2008
   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 "lib/com/com.h"
  23 #include "librpc/ndr/libndr.h"
  24 #include "libcli/util/pyerrors.h"
  25
  26 void initcom(void);
  27
  28 static struct com_context *py_com_ctx = NULL; /* FIXME: evil global */
  29
  30 static PyObject *py_get_class_object(PyObject *self, PyObject *args)
  31 {
  32         char *s_clsid, *s_iid;
  33         struct GUID clsid, iid;
  34         struct IUnknown *object;
  35         NTSTATUS status;
  36         WERROR error;
  37
  38         if (!PyArg_ParseTuple(args, "ss", &s_clsid, &s_iid))
  39                 return NULL;
  40
  41         status = GUID_from_string(s_clsid, &clsid);
  42         if (!NT_STATUS_IS_OK(status)) {
  43                 PyErr_FromNTSTATUS(status);
  44                 return NULL;
  45         }
  46
  47         status = GUID_from_string(s_iid, &iid);
  48         if (!NT_STATUS_IS_OK(status)) {
  49                 PyErr_FromNTSTATUS(status);
  50                 return NULL;
  51         }
  52
  53         error = com_get_class_object(py_com_ctx, &clsid, &iid, &object);
  54         if (!W_ERROR_IS_OK(error)) {
  55                 PyErr_FromWERROR(error);
  56                 return NULL;
  57         }
  58
  59         /* FIXME: Magic, integrate with stubs generated by pidl. */
  60
  61         Py_RETURN_NONE;
  62 }
  63
  64 static struct PyMethodDef com_methods[] = {
  65         { "get_class_object", (PyCFunction)py_get_class_object, METH_VARARGS, "S.get_class_object(clsid, iid) -> instance" },
  66         { NULL },
  67 };
  68
  69 void initcom(void)
  70 {
  71         PyObject *m;
  72         WERROR error;
  73
  74         error = com_init_ctx(&py_com_ctx, NULL);
  75         if (!W_ERROR_IS_OK(error)) {
  76                 PyErr_FromWERROR(error);
  77                 return;
  78         }
  79
  80         m = Py_InitModule3("com", com_methods, "Simple COM implementation");
  81         if (m == NULL)
  82                 return;
  83 }