s3:winbind: Fix trailing whitespace in winbindd_msrpc.c
[samba.git] / source3 / winbindd / winbindd_allocate_uid.c
1 /*
2    Unix SMB/CIFS implementation.
3    async implementation of WINBINDD_ALLOCATE_UID
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_winbind_c.h"
23
24 struct winbindd_allocate_uid_state {
25         struct tevent_context *ev;
26         uint64_t uid;
27 };
28
29 static void winbindd_allocate_uid_initialized(struct tevent_req *subreq);
30 static void winbindd_allocate_uid_done(struct tevent_req *subreq);
31
32 struct tevent_req *winbindd_allocate_uid_send(TALLOC_CTX *mem_ctx,
33                                               struct tevent_context *ev,
34                                               struct winbindd_cli_state *cli,
35                                               struct winbindd_request *request)
36 {
37         struct tevent_req *req, *subreq;
38         struct winbindd_allocate_uid_state *state;
39
40         req = tevent_req_create(mem_ctx, &state,
41                                 struct winbindd_allocate_uid_state);
42         if (req == NULL) {
43                 return NULL;
44         }
45         state->ev = ev;
46
47         DEBUG(3, ("allocate_uid\n"));
48
49         subreq = wb_parent_idmap_setup_send(state, ev);
50         if (tevent_req_nomem(subreq, req)) {
51                 return tevent_req_post(req, ev);
52         }
53         tevent_req_set_callback(subreq, winbindd_allocate_uid_initialized, req);
54         return req;
55 }
56
57 static void winbindd_allocate_uid_initialized(struct tevent_req *subreq)
58 {
59         struct tevent_req *req = tevent_req_callback_data(
60                 subreq, struct tevent_req);
61         struct dcerpc_binding_handle *child_binding_handle = NULL;
62         struct winbindd_allocate_uid_state *state = tevent_req_data(
63                 req, struct winbindd_allocate_uid_state);
64         const struct wb_parent_idmap_config *cfg = NULL;
65         NTSTATUS status;
66
67         status = wb_parent_idmap_setup_recv(subreq, &cfg);
68         TALLOC_FREE(subreq);
69         if (tevent_req_nterror(req, status)) {
70                 return;
71         }
72         if (cfg->num_doms == 0) {
73                 /*
74                  * idmap_tdb also returns UNSUCCESSFUL if a range is full
75                  */
76                 tevent_req_nterror(req, NT_STATUS_UNSUCCESSFUL);
77                 return;
78         }
79
80         child_binding_handle = idmap_child_handle();
81
82         subreq = dcerpc_wbint_AllocateUid_send(state,
83                                                state->ev,
84                                                child_binding_handle,
85                                                &state->uid);
86         if (tevent_req_nomem(subreq, req)) {
87                 return;
88         }
89         tevent_req_set_callback(subreq, winbindd_allocate_uid_done, req);
90 }
91
92 static void winbindd_allocate_uid_done(struct tevent_req *subreq)
93 {
94         struct tevent_req *req = tevent_req_callback_data(
95                 subreq, struct tevent_req);
96         struct winbindd_allocate_uid_state *state = tevent_req_data(
97                 req, struct winbindd_allocate_uid_state);
98         NTSTATUS status, result;
99
100         status = dcerpc_wbint_AllocateUid_recv(subreq, state, &result);
101         TALLOC_FREE(subreq);
102         if (any_nt_status_not_ok(status, result, &status)) {
103                 tevent_req_nterror(req, status);
104                 return;
105         }
106         tevent_req_done(req);
107 }
108
109 NTSTATUS winbindd_allocate_uid_recv(struct tevent_req *req,
110                                     struct winbindd_response *response)
111 {
112         struct winbindd_allocate_uid_state *state = tevent_req_data(
113                 req, struct winbindd_allocate_uid_state);
114         NTSTATUS status;
115
116         if (tevent_req_is_nterror(req, &status)) {
117                 DEBUG(5, ("Could not allocate uid: %s\n", nt_errstr(status)));
118                 return status;
119         }
120         response->data.uid = state->uid;
121         return NT_STATUS_OK;
122 }