source3/winbindd/wb_query_group_list.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    async query_group_list
   4    Copyright (C) Volker Lendecke 2009
   5    Copyright (C) Michael Adam 2015
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 #include "includes.h"
  22 #include "winbindd.h"
  23 #include "librpc/gen_ndr/ndr_winbind_c.h"
  24
  25
  26 struct wb_query_group_list_state {
  27         struct wbint_Principals groups;
  28 };
  29
  30 static void wb_query_group_list_done(struct tevent_req *subreq);
  31
  32 struct tevent_req *wb_query_group_list_send(TALLOC_CTX *mem_ctx,
  33                                             struct tevent_context *ev,
  34                                             struct winbindd_domain *domain)
  35 {
  36         struct tevent_req *req, *subreq;
  37         struct wb_query_group_list_state *state;
  38
  39         req = tevent_req_create(mem_ctx, &state,
  40                                 struct wb_query_group_list_state);
  41         if (req == NULL) {
  42                 return NULL;
  43         }
  44
  45         subreq = dcerpc_wbint_QueryGroupList_send(state, ev,
  46                                                   dom_child_handle(domain),
  47                                                   &state->groups);
  48         if (tevent_req_nomem(subreq, req)) {
  49                 return tevent_req_post(req, ev);
  50         }
  51
  52         tevent_req_set_callback(subreq, wb_query_group_list_done, req);
  53         return req;
  54 }
  55
  56 static void wb_query_group_list_done(struct tevent_req *subreq)
  57 {
  58         struct tevent_req *req = tevent_req_callback_data(
  59                 subreq, struct tevent_req);
  60         struct wb_query_group_list_state *state = tevent_req_data(
  61                 req, struct wb_query_group_list_state);
  62         NTSTATUS status, result;
  63
  64         status = dcerpc_wbint_QueryGroupList_recv(subreq, state, &result);
  65         TALLOC_FREE(subreq);
  66         if (any_nt_status_not_ok(status, result, &status)) {
  67                 tevent_req_nterror(req, status);
  68                 return;
  69         }
  70
  71         DEBUG(10, ("dcerpc_wbint_QueryGroupList returned %d groups\n",
  72                    state->groups.num_principals));
  73
  74         tevent_req_done(req);
  75 }
  76
  77 NTSTATUS wb_query_group_list_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
  78                                   int *num_groups,
  79                                   struct wbint_Principal **groups)
  80 {
  81         struct wb_query_group_list_state *state = tevent_req_data(
  82                 req, struct wb_query_group_list_state);
  83         NTSTATUS status;
  84
  85         if (tevent_req_is_nterror(req, &status)) {
  86                 return status;
  87         }
  88
  89         *num_groups = state->groups.num_principals;
  90         *groups = talloc_move(mem_ctx, &state->groups.principals);
  91
  92         return NT_STATUS_OK;
  93 }