tevent: expose tevent_context_init_ops
[Samba/gebeck_regimport.git] / source3 / winbindd / winbindd_list_groups.c
blob2e2c70a33de84f3ffa34a575fb5b422ba6a28c0a
1 /*
2 Unix SMB/CIFS implementation.
3 async implementation of WINBINDD_LIST_GROUPS
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"
24 struct winbindd_list_groups_domstate {
25 struct tevent_req *subreq;
26 struct winbindd_domain *domain;
27 struct wbint_Principals groups;
30 struct winbindd_list_groups_state {
31 int num_received;
32 /* All domains */
33 int num_domains;
34 struct winbindd_list_groups_domstate *domains;
37 static void winbindd_list_groups_done(struct tevent_req *subreq);
39 struct tevent_req *winbindd_list_groups_send(TALLOC_CTX *mem_ctx,
40 struct tevent_context *ev,
41 struct winbindd_cli_state *cli,
42 struct winbindd_request *request)
44 struct tevent_req *req;
45 struct winbindd_list_groups_state *state;
46 struct winbindd_domain *domain;
47 int i;
49 req = tevent_req_create(mem_ctx, &state,
50 struct winbindd_list_groups_state);
51 if (req == NULL) {
52 return NULL;
55 /* Ensure null termination */
56 request->domain_name[sizeof(request->domain_name)-1]='\0';
58 DEBUG(3, ("list_groups %s\n", request->domain_name));
60 if (request->domain_name[0] != '\0') {
61 state->num_domains = 1;
62 } else {
63 state->num_domains = 0;
64 for (domain = domain_list(); domain; domain = domain->next) {
65 state->num_domains += 1;
69 state->domains = talloc_array(state,
70 struct winbindd_list_groups_domstate,
71 state->num_domains);
72 if (tevent_req_nomem(state->domains, req)) {
73 return tevent_req_post(req, ev);
76 if (request->domain_name[0] != '\0') {
77 state->domains[0].domain = find_domain_from_name_noinit(
78 request->domain_name);
79 if (state->domains[0].domain == NULL) {
80 tevent_req_nterror(req, NT_STATUS_NO_SUCH_DOMAIN);
81 return tevent_req_post(req, ev);
83 } else {
84 i = 0;
85 for (domain = domain_list(); domain; domain = domain->next) {
86 state->domains[i++].domain = domain;
90 for (i=0; i<state->num_domains; i++) {
91 struct winbindd_list_groups_domstate *d = &state->domains[i];
93 d->subreq = dcerpc_wbint_QueryGroupList_send(
94 state->domains, ev, dom_child_handle(d->domain),
95 &d->groups);
96 if (tevent_req_nomem(d->subreq, req)) {
97 TALLOC_FREE(state->domains);
98 return tevent_req_post(req, ev);
100 tevent_req_set_callback(d->subreq, winbindd_list_groups_done,
101 req);
103 state->num_received = 0;
104 return req;
107 static void winbindd_list_groups_done(struct tevent_req *subreq)
109 struct tevent_req *req = tevent_req_callback_data(
110 subreq, struct tevent_req);
111 struct winbindd_list_groups_state *state = tevent_req_data(
112 req, struct winbindd_list_groups_state);
113 NTSTATUS status, result;
114 int i;
116 status = dcerpc_wbint_QueryGroupList_recv(subreq, state->domains,
117 &result);
119 for (i=0; i<state->num_domains; i++) {
120 if (subreq == state->domains[i].subreq) {
121 break;
124 if (i < state->num_domains) {
125 struct winbindd_list_groups_domstate *d = &state->domains[i];
127 DEBUG(10, ("Domain %s returned %d groups\n", d->domain->name,
128 d->groups.num_principals));
130 d->subreq = NULL;
132 if (!NT_STATUS_IS_OK(status) || !NT_STATUS_IS_OK(result)) {
133 DEBUG(10, ("list_groups for domain %s failed\n",
134 d->domain->name));
135 d->groups.num_principals = 0;
139 TALLOC_FREE(subreq);
141 state->num_received += 1;
143 if (state->num_received >= state->num_domains) {
144 tevent_req_done(req);
148 NTSTATUS winbindd_list_groups_recv(struct tevent_req *req,
149 struct winbindd_response *response)
151 struct winbindd_list_groups_state *state = tevent_req_data(
152 req, struct winbindd_list_groups_state);
153 NTSTATUS status;
154 char *result;
155 int i;
156 uint32_t j, num_entries = 0;
157 size_t len;
159 if (tevent_req_is_nterror(req, &status)) {
160 return status;
163 len = 0;
164 response->data.num_entries = 0;
165 for (i=0; i<state->num_domains; i++) {
166 struct winbindd_list_groups_domstate *d = &state->domains[i];
168 for (j=0; j<d->groups.num_principals; j++) {
169 fstring name;
170 fill_domain_username(name, d->domain->name,
171 d->groups.principals[j].name,
172 True);
173 len += strlen(name)+1;
175 response->data.num_entries += d->groups.num_principals;
178 result = talloc_array(response, char, len+1);
179 if (result == 0) {
180 return NT_STATUS_NO_MEMORY;
183 len = 0;
184 for (i=0; i<state->num_domains; i++) {
185 struct winbindd_list_groups_domstate *d = &state->domains[i];
187 for (j=0; j<d->groups.num_principals; j++) {
188 fstring name;
189 size_t this_len;
190 fill_domain_username(name, d->domain->name,
191 d->groups.principals[j].name,
192 True);
193 this_len = strlen(name);
194 memcpy(result+len, name, this_len);
195 len += this_len;
196 result[len] = ',';
197 len += 1;
198 num_entries++;
201 result[len-1] = '\0';
203 response->data.num_entries = num_entries;
204 response->extra_data.data = result;
205 response->length += len;
207 return NT_STATUS_OK;