tevent: expose tevent_context_init_ops
[Samba/gebeck_regimport.git] / source3 / winbindd / wb_lookupname.c
blob2ebaba03d3fb5447263ea2e5c6337d95c8fb99ca
1 /*
2 Unix SMB/CIFS implementation.
3 async lookupname
4 Copyright (C) Volker Lendecke 2009
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.
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.
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/>.
20 #include "includes.h"
21 #include "winbindd.h"
22 #include "librpc/gen_ndr/ndr_wbint_c.h"
23 #include "../libcli/security/security.h"
25 struct wb_lookupname_state {
26 struct tevent_context *ev;
27 const char *dom_name;
28 const char *name;
29 uint32_t flags;
30 struct dom_sid sid;
31 enum lsa_SidType type;
34 static void wb_lookupname_done(struct tevent_req *subreq);
35 static void wb_lookupname_root_done(struct tevent_req *subreq);
37 struct tevent_req *wb_lookupname_send(TALLOC_CTX *mem_ctx,
38 struct tevent_context *ev,
39 const char *dom_name, const char *name,
40 uint32_t flags)
42 struct tevent_req *req, *subreq;
43 struct wb_lookupname_state *state;
44 struct winbindd_domain *domain;
46 req = tevent_req_create(mem_ctx, &state, struct wb_lookupname_state);
47 if (req == NULL) {
48 return NULL;
50 state->ev = ev;
51 state->flags = flags;
54 * Uppercase domain and name so that we become cache-friendly
56 state->dom_name = talloc_strdup_upper(state, dom_name);
57 if (tevent_req_nomem(state->dom_name, req)) {
58 return tevent_req_post(req, ev);
60 state->name = talloc_strdup_upper(state, name);
61 if (tevent_req_nomem(state->name, req)) {
62 return tevent_req_post(req, ev);
65 domain = find_lookup_domain_from_name(state->dom_name);
66 if (domain == NULL) {
67 DEBUG(5, ("Could not find domain for %s\n", state->dom_name));
68 tevent_req_nterror(req, NT_STATUS_NONE_MAPPED);
69 return tevent_req_post(req, ev);
72 subreq = dcerpc_wbint_LookupName_send(
73 state, ev, dom_child_handle(domain),
74 state->dom_name, state->name,
75 flags, &state->type, &state->sid);
76 if (tevent_req_nomem(subreq, req)) {
77 return tevent_req_post(req, ev);
79 tevent_req_set_callback(subreq, wb_lookupname_done, req);
80 return req;
83 static void wb_lookupname_done(struct tevent_req *subreq)
85 struct tevent_req *req = tevent_req_callback_data(
86 subreq, struct tevent_req);
87 struct wb_lookupname_state *state = tevent_req_data(
88 req, struct wb_lookupname_state);
89 struct winbindd_domain *root_domain;
90 NTSTATUS status, result;
92 status = dcerpc_wbint_LookupName_recv(subreq, state, &result);
93 TALLOC_FREE(subreq);
94 if (tevent_req_nterror(req, status)) {
95 return;
97 if (NT_STATUS_IS_OK(result)) {
98 tevent_req_done(req);
99 return;
103 * "our" DC did not find it, lets retry with the forest root
104 * domain
107 root_domain = find_root_domain();
108 if (root_domain == NULL) {
109 tevent_req_nterror(req, result);
110 return;
113 subreq = dcerpc_wbint_LookupName_send(
114 state, state->ev, dom_child_handle(root_domain),
115 state->dom_name,
116 state->name, state->flags, &state->type, &state->sid);
117 if (tevent_req_nomem(subreq, req)) {
118 return;
120 tevent_req_set_callback(subreq, wb_lookupname_root_done, req);
123 static void wb_lookupname_root_done(struct tevent_req *subreq)
125 struct tevent_req *req = tevent_req_callback_data(
126 subreq, struct tevent_req);
127 struct wb_lookupname_state *state = tevent_req_data(
128 req, struct wb_lookupname_state);
129 NTSTATUS status, result;
131 status = dcerpc_wbint_LookupName_recv(subreq, state, &result);
132 TALLOC_FREE(subreq);
133 if (any_nt_status_not_ok(status, result, &status)) {
134 tevent_req_nterror(req, status);
135 return;
137 tevent_req_done(req);
140 NTSTATUS wb_lookupname_recv(struct tevent_req *req, struct dom_sid *sid,
141 enum lsa_SidType *type)
143 struct wb_lookupname_state *state = tevent_req_data(
144 req, struct wb_lookupname_state);
145 NTSTATUS status;
147 if (tevent_req_is_nterror(req, &status)) {
148 return status;
150 sid_copy(sid, &state->sid);
151 *type = state->type;
152 return NT_STATUS_OK;