source: trunk/server/source3/winbindd/winbindd_getsidaliases.c

Last change on this file was 745, checked in by Silvan Scherrer, 13 years ago

Samba Server: updated trunk to 3.6.0
File size: 4.5 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3 async implementation of WINBINDD_GETSIDALIASES
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 "../libcli/security/security.h"
23
24struct winbindd_getsidaliases_state {
25 struct dom_sid sid;
26 uint32_t num_aliases;
27 uint32_t *aliases;
28};
29
30static void winbindd_getsidaliases_done(struct tevent_req *subreq);
31
32struct tevent_req *winbindd_getsidaliases_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_getsidaliases_state *state;
39 struct winbindd_domain *domain;
40 uint32_t num_sids;
41 struct dom_sid *sids;
42
43 req = tevent_req_create(mem_ctx, &state,
44 struct winbindd_getsidaliases_state);
45 if (req == NULL) {
46 return NULL;
47 }
48
49 /* Ensure null termination */
50 request->data.sid[sizeof(request->data.sid)-1]='\0';
51
52 DEBUG(3, ("getsidaliases %s\n", request->data.sid));
53
54 if (!string_to_sid(&state->sid, request->data.sid)) {
55 DEBUG(1, ("Could not get convert sid %s from string\n",
56 request->data.sid));
57 tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
58 return tevent_req_post(req, ev);
59 }
60
61 domain = find_domain_from_sid_noinit(&state->sid);
62 if (domain == NULL) {
63 DEBUG(1,("could not find domain entry for sid %s\n",
64 request->data.sid));
65 tevent_req_nterror(req, NT_STATUS_NO_SUCH_DOMAIN);
66 return tevent_req_post(req, ev);
67 }
68
69 num_sids = 0;
70 sids = NULL;
71
72 if (request->extra_data.data != NULL) {
73 if (request->extra_data.data[request->extra_len-1] != '\0') {
74 DEBUG(1, ("Got non-NULL terminated sidlist\n"));
75 tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
76 return tevent_req_post(req, ev);
77 }
78 if (!parse_sidlist(state, request->extra_data.data,
79 &sids, &num_sids)) {
80 DEBUG(1, ("Could not parse SID list: %s\n",
81 request->extra_data.data));
82 tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
83 return tevent_req_post(req, ev);
84 }
85 }
86
87 if (DEBUGLEVEL >= 10) {
88 size_t i;
89 for (i=0; i<num_sids; i++) {
90 fstring sidstr;
91 sid_to_fstring(sidstr, &sids[i]);
92 DEBUGADD(10, ("%s\n", sidstr));
93 }
94 }
95
96 subreq = wb_lookupuseraliases_send(state, ev, domain, num_sids, sids);
97 if (tevent_req_nomem(subreq, req)) {
98 return tevent_req_post(req, ev);
99 }
100 tevent_req_set_callback(subreq, winbindd_getsidaliases_done, req);
101 return req;
102}
103
104static void winbindd_getsidaliases_done(struct tevent_req *subreq)
105{
106 struct tevent_req *req = tevent_req_callback_data(
107 subreq, struct tevent_req);
108 struct winbindd_getsidaliases_state *state = tevent_req_data(
109 req, struct winbindd_getsidaliases_state);
110 NTSTATUS status;
111
112 status = wb_lookupuseraliases_recv(subreq, state, &state->num_aliases,
113 &state->aliases);
114 TALLOC_FREE(subreq);
115 if (tevent_req_nterror(req, status)) {
116 return;
117 }
118 tevent_req_done(req);
119}
120
121NTSTATUS winbindd_getsidaliases_recv(struct tevent_req *req,
122 struct winbindd_response *response)
123{
124 struct winbindd_getsidaliases_state *state = tevent_req_data(
125 req, struct winbindd_getsidaliases_state);
126 NTSTATUS status;
127 int i;
128 char *sidlist;
129
130 if (tevent_req_is_nterror(req, &status)) {
131 return status;
132 }
133
134 sidlist = talloc_strdup(response, "");
135 if (sidlist == NULL) {
136 return NT_STATUS_NO_MEMORY;
137 }
138 for (i=0; i<state->num_aliases; i++) {
139 struct dom_sid sid;
140 fstring tmp;
141 sid_compose(&sid, &state->sid, state->aliases[i]);
142
143 sidlist = talloc_asprintf_append_buffer(
144 sidlist, "%s\n", sid_to_fstring(tmp, &sid));
145 if (sidlist == NULL) {
146 return NT_STATUS_NO_MEMORY;
147 }
148 }
149 response->extra_data.data = sidlist;
150 response->length += talloc_get_size(sidlist);
151 response->data.num_entries = state->num_aliases;
152 return NT_STATUS_OK;
153}
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