source/python/py_spoolss_ports.c

   1 /*
   2    Python wrappers for DCERPC/SMB client routines.
   3
   4    Copyright (C) Tim Potter, 2002
   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 2 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, write to the Free Software
  18    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #include "python/py_spoolss.h"
  22
  23 /* Enumerate ports */
  24
  25 PyObject *spoolss_enumports(PyObject *self, PyObject *args, PyObject *kw)
  26 {
  27         WERROR werror;
  28         PyObject *result = NULL, *creds = NULL;
  29         int level = 1;
  30         uint32 i, needed, num_ports;
  31         static char *kwlist[] = {"server", "level", "creds", NULL};
  32         TALLOC_CTX *mem_ctx = NULL;
  33         struct cli_state *cli = NULL;
  34         char *server, *errstr;
  35         PORT_INFO_CTR ctr;
  36
  37         /* Parse parameters */
  38
  39         if (!PyArg_ParseTupleAndKeywords(
  40                     args, kw, "s|iO!", kwlist, &server, &level,
  41                     &PyDict_Type, &creds))
  42                 return NULL;
  43
  44         if (server[0] == '\\' && server[1] == '\\')
  45                 server += 2;
  46
  47         if (!(cli = open_pipe_creds(server, creds, PIPE_SPOOLSS, &errstr))) {
  48                 PyErr_SetString(spoolss_error, errstr);
  49                 free(errstr);
  50                 goto done;
  51         }
  52
  53         if (!(mem_ctx = talloc_init())) {
  54                 PyErr_SetString(
  55                         spoolss_error, "unable to init talloc context\n");
  56                 goto done;
  57         }
  58
  59         /* Call rpc function */
  60
  61         werror = cli_spoolss_enum_ports(
  62                 cli, mem_ctx, 0, &needed, level, &num_ports, &ctr);
  63
  64         if (W_ERROR_V(werror) == ERRinsufficientbuffer)
  65                 werror = cli_spoolss_enum_ports(
  66                         cli, mem_ctx, needed, NULL, level,
  67                         &num_ports, &ctr);
  68
  69         if (!W_ERROR_IS_OK(werror)) {
  70                 PyErr_SetObject(spoolss_werror, py_werror_tuple(werror));
  71                 goto done;
  72         }
  73
  74         /* Return value */
  75
  76         switch (level) {
  77         case 1:
  78                 result = PyDict_New();
  79
  80                 for (i = 0; i < num_ports; i++) {
  81                         PyObject *value;
  82                         fstring name;
  83
  84                         rpcstr_pull(name, ctr.port.info_1[i].port_name.buffer,
  85                                     sizeof(fstring), -1, STR_TERMINATE);
  86
  87                         py_from_PORT_INFO_1(&value, &ctr.port.info_1[i]);
  88
  89                         PyDict_SetItemString(
  90                                 value, "level", PyInt_FromLong(1));
  91
  92                         PyDict_SetItemString(result, name, value);
  93                 }
  94
  95                 break;
  96         case 2:
  97                 result = PyDict_New();
  98
  99                 for(i = 0; i < num_ports; i++) {
 100                         PyObject *value;
 101                         fstring name;
 102
 103                         rpcstr_pull(name, ctr.port.info_2[i].port_name.buffer,
 104                                     sizeof(fstring), -1, STR_TERMINATE);
 105
 106                         py_from_PORT_INFO_2(&value, &ctr.port.info_2[i]);
 107
 108                         PyDict_SetItemString(
 109                                 value, "level", PyInt_FromLong(2));
 110
 111                         PyDict_SetItemString(result, name, value);
 112                 }
 113
 114                 break;
 115         default:
 116                 PyErr_SetString(spoolss_error, "unknown info level");
 117                 goto done;
 118         }
 119
 120  done:
 121         if (cli)
 122                 cli_shutdown(cli);
 123
 124         if (mem_ctx)
 125                 talloc_destroy(mem_ctx);
 126
 127         return result;
 128 }