lib/util/tevent_ntstatus.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Wrap unix errno around tevent_req
   4    Copyright (C) Volker Lendecke 2009
   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 "../replace/replace.h"
  21 #include "tevent_ntstatus.h"
  22
  23 bool _tevent_req_nterror(struct tevent_req *req,
  24                          NTSTATUS status,
  25                          const char *location)
  26 {
  27         return _tevent_req_error(req, NT_STATUS_V(status),
  28                                  location);
  29 }
  30
  31 bool tevent_req_is_nterror(struct tevent_req *req, NTSTATUS *status)
  32 {
  33         enum tevent_req_state state;
  34         uint64_t err;
  35
  36         if (!tevent_req_is_error(req, &state, &err)) {
  37                 return false;
  38         }
  39         switch (state) {
  40         case TEVENT_REQ_TIMED_OUT:
  41                 *status = NT_STATUS_IO_TIMEOUT;
  42                 break;
  43         case TEVENT_REQ_NO_MEMORY:
  44                 *status = NT_STATUS_NO_MEMORY;
  45                 break;
  46         case TEVENT_REQ_USER_ERROR:
  47                 *status = NT_STATUS(err);
  48                 break;
  49         default:
  50                 *status = NT_STATUS_INTERNAL_ERROR;
  51                 break;
  52         }
  53         return true;
  54 }
  55
  56 NTSTATUS tevent_req_simple_recv_ntstatus(struct tevent_req *req)
  57 {
  58         NTSTATUS status;
  59
  60         if (tevent_req_is_nterror(req, &status)) {
  61                 return status;
  62         }
  63         return NT_STATUS_OK;
  64 }
  65
  66 void tevent_req_simple_finish_ntstatus(struct tevent_req *subreq,
  67                                        NTSTATUS subreq_status)
  68 {
  69         struct tevent_req *req = tevent_req_callback_data(
  70                 subreq, struct tevent_req);
  71
  72         TALLOC_FREE(subreq);
  73
  74         if (!NT_STATUS_IS_OK(subreq_status)) {
  75                 tevent_req_nterror(req, subreq_status);
  76                 return;
  77         }
  78         tevent_req_done(req);
  79 }