e67768307ff17a6f79969bbb89032e15eee81586
[metze/samba/wip.git] / source3 / winbindd / winbindd_getuserdomgroups.c
1 /*
2    Unix SMB/CIFS implementation.
3    async implementation of WINBINDD_GETUSERDOMGROUPS
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_getuserdomgroups_state {
24         struct dom_sid sid;
25         int num_sids;
26         struct dom_sid *sids;
27 };
28
29 static void winbindd_getuserdomgroups_done(struct tevent_req *subreq);
30
31 struct tevent_req *winbindd_getuserdomgroups_send(TALLOC_CTX *mem_ctx,
32                                                   struct tevent_context *ev,
33                                                   struct winbindd_request *request)
34 {
35         struct tevent_req *req, *subreq;
36         struct winbindd_getuserdomgroups_state *state;
37         struct winbindd_domain *domain;
38
39         req = tevent_req_create(mem_ctx, &state,
40                                 struct winbindd_getuserdomgroups_state);
41         if (req == NULL) {
42                 return NULL;
43         }
44
45         /* Ensure null termination */
46         request->data.sid[sizeof(request->data.sid)-1]='\0';
47
48         DEBUG(3, ("getuserdomgroups %s\n", request->data.sid));
49
50         if (!string_to_sid(&state->sid, request->data.sid)) {
51                 DEBUG(1, ("Could not get convert sid %s from string\n",
52                           request->data.sid));
53                 tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
54                 return tevent_req_post(req, ev);
55         }
56
57         domain = find_domain_from_sid_noinit(&state->sid);
58         if (domain == NULL) {
59                 DEBUG(1,("could not find domain entry for sid %s\n",
60                          request->data.sid));
61                 tevent_req_nterror(req, NT_STATUS_NO_SUCH_DOMAIN);
62                 return tevent_req_post(req, ev);
63         }
64
65         subreq = wb_lookupusergroups_send(state, ev, domain, &state->sid);
66         if (tevent_req_nomem(subreq, req)) {
67                 return tevent_req_post(req, ev);
68         }
69         tevent_req_set_callback(subreq, winbindd_getuserdomgroups_done, req);
70         return req;
71 }
72
73 static void winbindd_getuserdomgroups_done(struct tevent_req *subreq)
74 {
75         struct tevent_req *req = tevent_req_callback_data(
76                 subreq, struct tevent_req);
77         struct winbindd_getuserdomgroups_state *state = tevent_req_data(
78                 req, struct winbindd_getuserdomgroups_state);
79         NTSTATUS status;
80
81         status = wb_lookupusergroups_recv(subreq, state, &state->num_sids,
82                                           &state->sids);
83         TALLOC_FREE(subreq);
84         if (!NT_STATUS_IS_OK(status)) {
85                 tevent_req_nterror(req, status);
86                 return;
87         }
88         tevent_req_done(req);
89 }
90
91 NTSTATUS winbindd_getuserdomgroups_recv(struct tevent_req *req,
92                                         struct winbindd_response *response)
93 {
94         struct winbindd_getuserdomgroups_state *state = tevent_req_data(
95                 req, struct winbindd_getuserdomgroups_state);
96         NTSTATUS status;
97         int i;
98         char *sidlist;
99
100         if (tevent_req_is_nterror(req, &status)) {
101                 return status;
102         }
103
104         sidlist = talloc_strdup(response, "");
105         if (sidlist == NULL) {
106                 return NT_STATUS_NO_MEMORY;
107         }
108         for (i=0; i<state->num_sids; i++) {
109                 fstring tmp;
110                 sidlist = talloc_asprintf_append_buffer(
111                         sidlist, "%s\n",
112                         sid_to_fstring(tmp, &state->sids[i]));
113                 if (sidlist == NULL) {
114                         return NT_STATUS_NO_MEMORY;
115                 }
116         }
117         response->extra_data.data = sidlist;
118         response->length += talloc_get_size(sidlist);
119         response->data.num_entries = state->num_sids;
120         return NT_STATUS_OK;
121 }