summaryrefslogtreecommitdiff
path: root/source3/nsswitch/libwbclient/wbc_util.c
blob: edcad282216537c281629b612c0e358192ed6f77 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
/*
   Unix SMB/CIFS implementation.

   Winbind client API

   Copyright (C) Gerald (Jerry) Carter 2007


   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 3 of the License, or (at your option) any later version.

   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.

   You should have received a copy of the GNU Lesser General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

/* Required Headers */

#include "libwbclient.h"



/** @brief Ping winbindd to see if the daemon is running
 *
 * @return #wbcErr
 **/

wbcErr wbcPing(void)
{
	struct winbindd_request request;
	struct winbindd_response response;

	/* Initialize request */

	ZERO_STRUCT(request);
	ZERO_STRUCT(response);

	return wbcRequestResponse(WINBINDD_PING, &request, &response);
}

wbcErr wbcInterfaceDetails(struct wbcInterfaceDetails **_details)
{
	wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
	struct wbcInterfaceDetails *info;
	struct wbcDomainInfo *domain = NULL;
	struct winbindd_request request;
	struct winbindd_response response;

	/* Initialize request */

	ZERO_STRUCT(request);
	ZERO_STRUCT(response);

	info = talloc(NULL, struct wbcInterfaceDetails);
	BAIL_ON_PTR_ERROR(info, wbc_status);

	/* first the interface version */
	wbc_status = wbcRequestResponse(WINBINDD_INTERFACE_VERSION, NULL, &response);
	BAIL_ON_WBC_ERROR(wbc_status);
	info->interface_version = response.data.interface_version;

	/* then the samba version and the winbind separator */
	wbc_status = wbcRequestResponse(WINBINDD_INFO, NULL, &response);
	BAIL_ON_WBC_ERROR(wbc_status);

	info->winbind_version = talloc_strdup(info,
					      response.data.info.samba_version);
	BAIL_ON_PTR_ERROR(info->winbind_version, wbc_status);
	info->winbind_separator = response.data.info.winbind_separator;

	/* then the local netbios name */
	wbc_status = wbcRequestResponse(WINBINDD_NETBIOS_NAME, NULL, &response);
	BAIL_ON_WBC_ERROR(wbc_status);

	info->netbios_name = talloc_strdup(info,
					   response.data.netbios_name);
	BAIL_ON_PTR_ERROR(info->netbios_name, wbc_status);

	/* then the local workgroup name */
	wbc_status = wbcRequestResponse(WINBINDD_DOMAIN_NAME, NULL, &response);
	BAIL_ON_WBC_ERROR(wbc_status);

	info->netbios_domain = talloc_strdup(info,
					response.data.domain_name);
	BAIL_ON_PTR_ERROR(info->netbios_domain, wbc_status);

	wbc_status = wbcDomainInfo(info->netbios_domain, &domain);
	if (wbc_status == WBC_ERR_DOMAIN_NOT_FOUND) {
		/* maybe it's a standalone server */
		domain = NULL;
		wbc_status = WBC_ERR_SUCCESS;
	} else {
		BAIL_ON_WBC_ERROR(wbc_status);
	}

	if (domain) {
		info->dns_domain = talloc_strdup(info,
						 domain->dns_name);
		wbcFreeMemory(domain);
		BAIL_ON_PTR_ERROR(info->dns_domain, wbc_status);
	} else {
		info->dns_domain = NULL;
	}

	*_details = info;
	info = NULL;

	wbc_status = WBC_ERR_SUCCESS;

done:
	talloc_free(info);
	return wbc_status;
}


/** @brief Lookup the current status of a trusted domain
 *
 * @param domain      Domain to query
 * @param *dinfo       Pointer to returned domain_info struct
 *
 * @return #wbcErr
 *
 **/


wbcErr wbcDomainInfo(const char *domain, struct wbcDomainInfo **dinfo)
{
	struct winbindd_request request;
	struct winbindd_response response;
	wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
	struct wbcDomainInfo *info = NULL;

	if (!domain || !dinfo) {
		wbc_status = WBC_ERR_INVALID_PARAM;
		BAIL_ON_WBC_ERROR(wbc_status);
	}

	/* Initialize request */

	ZERO_STRUCT(request);
	ZERO_STRUCT(response);

	strncpy(request.domain_name, domain,
		sizeof(request.domain_name)-1);

	wbc_status = wbcRequestResponse(WINBINDD_DOMAIN_INFO,
					&request,
					&response);
	BAIL_ON_WBC_ERROR(wbc_status);

	info = talloc(NULL, struct wbcDomainInfo);
	BAIL_ON_PTR_ERROR(info, wbc_status);

	info->short_name = talloc_strdup(info,
					 response.data.domain_info.name);
	BAIL_ON_PTR_ERROR(info->short_name, wbc_status);

	info->dns_name = talloc_strdup(info,
				       response.data.domain_info.alt_name);
	BAIL_ON_PTR_ERROR(info->dns_name, wbc_status);

	wbc_status = wbcStringToSid(response.data.domain_info.sid,
				    &info->sid);
	BAIL_ON_WBC_ERROR(wbc_status);

	if (response.data.domain_info.native_mode)
		info->flags |= WBC_DOMINFO_NATIVE;
	if (response.data.domain_info.active_directory)
		info->flags |= WBC_DOMINFO_AD;
	if (response.data.domain_info.primary)
		info->flags |= WBC_DOMINFO_PRIMARY;

	*dinfo = info;

	wbc_status = WBC_ERR_SUCCESS;

 done:
	if (!WBC_ERROR_IS_OK(wbc_status)) {
		talloc_free(info);
	}

	return wbc_status;
}


/** @brief Resolve a NetbiosName via WINS
 *
 * @param name         Name to resolve
 * @param *ip          Pointer to the ip address string
 *
 * @return #wbcErr
 *
 **/
wbcErr wbcResolveWinsByName(const char *name, const char **ip)
{
	struct winbindd_request request;
	struct winbindd_response response;
	wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
	const char *ipaddr;

	ZERO_STRUCT(request);
	ZERO_STRUCT(response);

	/* Send request */

	strncpy(request.data.winsreq, name,
		sizeof(request.data.winsreq)-1);

	wbc_status = wbcRequestResponse(WINBINDD_WINS_BYNAME,
					&request,
					&response);
	BAIL_ON_WBC_ERROR(wbc_status);

	/* Display response */

	ipaddr = talloc_strdup(NULL, response.data.winsresp);
	BAIL_ON_PTR_ERROR(ipaddr, wbc_status);

	*ip = ipaddr;
	wbc_status = WBC_ERR_SUCCESS;

 done:
	return wbc_status;
}

/** @brief Resolve an IP address via WINS into a NetbiosName
 *
 * @param ip          The ip address string
 * @param *name       Pointer to the name
 *
 * @return #wbcErr
 *
 **/
wbcErr wbcResolveWinsByIP(const char *ip, const char **name)
{
	struct winbindd_request request;
	struct winbindd_response response;
	wbcErr wbc_status = WBC_ERR_UNKNOWN_FAILURE;
	const char *name_str;

	ZERO_STRUCT(request);
	ZERO_STRUCT(response);

	/* Send request */

	strncpy(request.data.winsreq, ip,
		sizeof(request.data.winsreq)-1);

	wbc_status = wbcRequestResponse(WINBINDD_WINS_BYIP,
					&request,
					&response);
	BAIL_ON_WBC_ERROR(wbc_status);

	/* Display response */

	name_str = talloc_strdup(NULL, response.data.winsresp);
	BAIL_ON_PTR_ERROR(name_str, wbc_status);

	*name = name_str;
	wbc_status = WBC_ERR_SUCCESS;

 done:
	return wbc_status;
}