source3/winbindd/wb_queryuser.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    async queryuser
   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 #include "librpc/gen_ndr/ndr_wbint_c.h"
  23 #include "../libcli/security/security.h"
  24
  25 struct wb_queryuser_state {
  26         struct dom_sid sid;
  27         struct wbint_userinfo *info;
  28 };
  29
  30 static void wb_queryuser_done(struct tevent_req *subreq);
  31
  32 struct tevent_req *wb_queryuser_send(TALLOC_CTX *mem_ctx,
  33                                      struct tevent_context *ev,
  34                                      const struct dom_sid *user_sid)
  35 {
  36         struct tevent_req *req, *subreq;
  37         struct wb_queryuser_state *state;
  38         struct winbindd_domain *domain;
  39
  40         req = tevent_req_create(mem_ctx, &state, struct wb_queryuser_state);
  41         if (req == NULL) {
  42                 return NULL;
  43         }
  44         sid_copy(&state->sid, user_sid);
  45
  46         domain = find_domain_from_sid_noinit(user_sid);
  47         if (domain == NULL) {
  48                 tevent_req_nterror(req, NT_STATUS_NO_SUCH_USER);
  49                 return tevent_req_post(req, ev);
  50         }
  51
  52         state->info = talloc(state, struct wbint_userinfo);
  53         if (tevent_req_nomem(state->info, req)) {
  54                 return tevent_req_post(req, ev);
  55         }
  56
  57         subreq = dcerpc_wbint_QueryUser_send(state, ev, dom_child_handle(domain),
  58                                              &state->sid, state->info);
  59         if (tevent_req_nomem(subreq, req)) {
  60                 return tevent_req_post(req, ev);
  61         }
  62         tevent_req_set_callback(subreq, wb_queryuser_done, req);
  63         return req;
  64 }
  65
  66 static void wb_queryuser_done(struct tevent_req *subreq)
  67 {
  68         struct tevent_req *req = tevent_req_callback_data(
  69                 subreq, struct tevent_req);
  70         struct wb_queryuser_state *state = tevent_req_data(
  71                 req, struct wb_queryuser_state);
  72         NTSTATUS status, result;
  73
  74         status = dcerpc_wbint_QueryUser_recv(subreq, state->info, &result);
  75         TALLOC_FREE(subreq);
  76         if (any_nt_status_not_ok(status, result, &status)) {
  77                 tevent_req_nterror(req, status);
  78                 return;
  79         }
  80         tevent_req_done(req);
  81 }
  82
  83 NTSTATUS wb_queryuser_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
  84                            struct wbint_userinfo **pinfo)
  85 {
  86         struct wb_queryuser_state *state = tevent_req_data(
  87                 req, struct wb_queryuser_state);
  88         NTSTATUS status;
  89
  90         if (tevent_req_is_nterror(req, &status)) {
  91                 return status;
  92         }
  93         *pinfo = talloc_move(mem_ctx, &state->info);
  94         return NT_STATUS_OK;
  95 }