source3/winbindd/winbindd_getpwsid.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    async implementation of WINBINDD_GETPWSID
   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 "includes.h"
  21 #include "winbindd.h"
  22
  23 struct winbindd_getpwsid_state {
  24         struct dom_sid sid;
  25         struct winbindd_pw pw;
  26 };
  27
  28 static void winbindd_getpwsid_done(struct tevent_req *subreq);
  29
  30 struct tevent_req *winbindd_getpwsid_send(TALLOC_CTX *mem_ctx,
  31                                           struct tevent_context *ev,
  32                                           struct winbindd_request *request)
  33 {
  34         struct tevent_req *req, *subreq;
  35         struct winbindd_getpwsid_state *state;
  36
  37         req = tevent_req_create(mem_ctx, &state,
  38                                 struct winbindd_getpwsid_state);
  39         if (req == NULL) {
  40                 return NULL;
  41         }
  42
  43         /* Ensure null termination */
  44         request->data.sid[sizeof(request->data.sid)-1]='\0';
  45
  46         DEBUG(3, ("getpwsid %s\n", request->data.sid));
  47
  48         if (!string_to_sid(&state->sid, request->data.sid)) {
  49                 DEBUG(1, ("Could not get convert sid %s from string\n",
  50                           request->data.sid));
  51                 tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
  52                 return tevent_req_post(req, ev);
  53         }
  54
  55         subreq = wb_getpwsid_send(state, ev, &state->sid, &state->pw);
  56         if (tevent_req_nomem(subreq, req)) {
  57                 return tevent_req_post(req, ev);
  58         }
  59         tevent_req_set_callback(subreq, winbindd_getpwsid_done, req);
  60         return req;
  61 }
  62
  63 static void winbindd_getpwsid_done(struct tevent_req *subreq)
  64 {
  65         struct tevent_req *req = tevent_req_callback_data(
  66                 subreq, struct tevent_req);
  67         NTSTATUS status;
  68
  69         status = wb_getpwsid_recv(subreq);
  70         TALLOC_FREE(subreq);
  71         if (!NT_STATUS_IS_OK(status)) {
  72                 tevent_req_nterror(req, status);
  73                 return;
  74         }
  75         tevent_req_done(req);
  76 }
  77
  78 NTSTATUS winbindd_getpwsid_recv(struct tevent_req *req,
  79                                 struct winbindd_response *response)
  80 {
  81         struct winbindd_getpwsid_state *state = tevent_req_data(
  82                 req, struct winbindd_getpwsid_state);
  83         NTSTATUS status;
  84
  85         if (tevent_req_is_nterror(req, &status)) {
  86                 DEBUG(5, ("Could not convert sid %s: %s\n",
  87                           sid_string_dbg(&state->sid), nt_errstr(status)));
  88                 return status;
  89         }
  90         response->data.pw = state->pw;
  91         return NT_STATUS_OK;
  92 }