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, NTSTATUS status)
  24 {
  25         return tevent_req_error(req, NT_STATUS_V(status));
  26 }
  27
  28 bool tevent_req_is_nterror(struct tevent_req *req, NTSTATUS *status)
  29 {
  30         enum tevent_req_state state;
  31         uint64_t err;
  32
  33         if (!tevent_req_is_error(req, &state, &err)) {
  34                 return false;
  35         }
  36         switch (state) {
  37         case TEVENT_REQ_TIMED_OUT:
  38                 *status = NT_STATUS_IO_TIMEOUT;
  39                 break;
  40         case TEVENT_REQ_NO_MEMORY:
  41                 *status = NT_STATUS_NO_MEMORY;
  42                 break;
  43         case TEVENT_REQ_USER_ERROR:
  44                 *status = NT_STATUS(err);
  45                 break;
  46         default:
  47                 *status = NT_STATUS_INTERNAL_ERROR;
  48                 break;
  49         }
  50         return true;
  51 }
  52
  53 NTSTATUS tevent_req_simple_recv_ntstatus(struct tevent_req *req)
  54 {
  55         NTSTATUS status;
  56
  57         if (tevent_req_is_nterror(req, &status)) {
  58                 return status;
  59         }
  60         return NT_STATUS_OK;
  61 }
  62
  63 void tevent_req_simple_finish_ntstatus(struct tevent_req *subreq,
  64                                        NTSTATUS subreq_status)
  65 {
  66         struct tevent_req *req = tevent_req_callback_data(
  67                 subreq, struct tevent_req);
  68
  69         TALLOC_FREE(subreq);
  70
  71         if (!NT_STATUS_IS_OK(subreq_status)) {
  72                 tevent_req_nterror(req, subreq_status);
  73                 return;
  74         }
  75         tevent_req_done(req);
  76 }