source: vendor/3.5.0/source3/lib/netapi/netapi.c

Last change on this file was 414, checked in by Herwig Bauernfeind, 15 years ago

Samba 3.5.0: Initial import
File size: 8.2 KB
Line 
1/*
2 * Unix SMB/CIFS implementation.
3 * NetApi Support
4 * Copyright (C) Guenther Deschner 2007-2008
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 "lib/netapi/netapi.h"
22#include "lib/netapi/netapi_private.h"
23
24extern bool AllowDebugChange;
25
26struct libnetapi_ctx *stat_ctx = NULL;
27TALLOC_CTX *frame = NULL;
28static bool libnetapi_initialized = false;
29
30/****************************************************************
31****************************************************************/
32
33static NET_API_STATUS libnetapi_init_private_context(struct libnetapi_ctx *ctx)
34{
35 struct libnetapi_private_ctx *priv;
36
37 if (!ctx) {
38 return W_ERROR_V(WERR_INVALID_PARAM);
39 }
40
41 priv = TALLOC_ZERO_P(ctx, struct libnetapi_private_ctx);
42 if (!priv) {
43 return W_ERROR_V(WERR_NOMEM);
44 }
45
46 ctx->private_data = priv;
47
48 return NET_API_STATUS_SUCCESS;
49}
50
51/****************************************************************
52****************************************************************/
53
54NET_API_STATUS libnetapi_init(struct libnetapi_ctx **context)
55{
56 NET_API_STATUS status;
57 struct libnetapi_ctx *ctx = NULL;
58 char *krb5_cc_env = NULL;
59
60 if (stat_ctx && libnetapi_initialized) {
61 *context = stat_ctx;
62 return NET_API_STATUS_SUCCESS;
63 }
64
65#if 0
66 talloc_enable_leak_report();
67#endif
68 frame = talloc_stackframe();
69
70 ctx = talloc_zero(frame, struct libnetapi_ctx);
71 if (!ctx) {
72 TALLOC_FREE(frame);
73 return W_ERROR_V(WERR_NOMEM);
74 }
75
76 if (!DEBUGLEVEL) {
77 DEBUGLEVEL = 0;
78 }
79
80 /* prevent setup_logging() from closing x_stderr... */
81 dbf = 0;
82 setup_logging("libnetapi", true);
83
84 dbf = x_stderr;
85 x_setbuf(x_stderr, NULL);
86 AllowDebugChange = false;
87
88 load_case_tables();
89
90 if (!lp_load(get_dyn_CONFIGFILE(), true, false, false, false)) {
91 TALLOC_FREE(frame);
92 fprintf(stderr, "error loading %s\n", get_dyn_CONFIGFILE() );
93 return W_ERROR_V(WERR_GENERAL_FAILURE);
94 }
95
96 AllowDebugChange = true;
97
98 init_names();
99 load_interfaces();
100 reopen_logs();
101
102 BlockSignals(True, SIGPIPE);
103
104 krb5_cc_env = getenv(KRB5_ENV_CCNAME);
105 if (!krb5_cc_env || (strlen(krb5_cc_env) == 0)) {
106 ctx->krb5_cc_env = talloc_strdup(frame, "MEMORY:libnetapi");
107 setenv(KRB5_ENV_CCNAME, ctx->krb5_cc_env, 1);
108 }
109
110 if (getenv("USER")) {
111 ctx->username = talloc_strdup(frame, getenv("USER"));
112 } else {
113 ctx->username = talloc_strdup(frame, "");
114 }
115 if (!ctx->username) {
116 TALLOC_FREE(frame);
117 fprintf(stderr, "libnetapi_init: out of memory\n");
118 return W_ERROR_V(WERR_NOMEM);
119 }
120
121 status = libnetapi_init_private_context(ctx);
122 if (status != 0) {
123 TALLOC_FREE(frame);
124 return status;
125 }
126
127 libnetapi_initialized = true;
128
129 *context = stat_ctx = ctx;
130
131 return NET_API_STATUS_SUCCESS;
132}
133
134/****************************************************************
135****************************************************************/
136
137NET_API_STATUS libnetapi_getctx(struct libnetapi_ctx **ctx)
138{
139 if (stat_ctx) {
140 *ctx = stat_ctx;
141 return NET_API_STATUS_SUCCESS;
142 }
143
144 return libnetapi_init(ctx);
145}
146
147/****************************************************************
148****************************************************************/
149
150NET_API_STATUS libnetapi_free(struct libnetapi_ctx *ctx)
151{
152 if (!ctx) {
153 return NET_API_STATUS_SUCCESS;
154 }
155
156 libnetapi_samr_free(ctx);
157
158 libnetapi_shutdown_cm(ctx);
159
160 if (ctx->krb5_cc_env) {
161 char *env = getenv(KRB5_ENV_CCNAME);
162 if (env && (strequal(ctx->krb5_cc_env, env))) {
163 unsetenv(KRB5_ENV_CCNAME);
164 }
165 }
166
167 gfree_names();
168 gfree_loadparm();
169 gfree_case_tables();
170 gfree_charcnv();
171 gfree_interfaces();
172
173 secrets_shutdown();
174
175 TALLOC_FREE(ctx);
176 TALLOC_FREE(frame);
177
178 gfree_debugsyms();
179
180 return NET_API_STATUS_SUCCESS;
181}
182
183/****************************************************************
184****************************************************************/
185
186NET_API_STATUS libnetapi_set_debuglevel(struct libnetapi_ctx *ctx,
187 const char *debuglevel)
188{
189 AllowDebugChange = true;
190 ctx->debuglevel = talloc_strdup(ctx, debuglevel);
191 if (!debug_parse_levels(debuglevel)) {
192 return W_ERROR_V(WERR_GENERAL_FAILURE);
193 }
194 return NET_API_STATUS_SUCCESS;
195}
196
197/****************************************************************
198****************************************************************/
199
200NET_API_STATUS libnetapi_get_debuglevel(struct libnetapi_ctx *ctx,
201 char **debuglevel)
202{
203 *debuglevel = ctx->debuglevel;
204 return NET_API_STATUS_SUCCESS;
205}
206
207/****************************************************************
208****************************************************************/
209
210NET_API_STATUS libnetapi_set_username(struct libnetapi_ctx *ctx,
211 const char *username)
212{
213 TALLOC_FREE(ctx->username);
214 ctx->username = talloc_strdup(ctx, username ? username : "");
215
216 if (!ctx->username) {
217 return W_ERROR_V(WERR_NOMEM);
218 }
219 return NET_API_STATUS_SUCCESS;
220}
221
222NET_API_STATUS libnetapi_set_password(struct libnetapi_ctx *ctx,
223 const char *password)
224{
225 TALLOC_FREE(ctx->password);
226 ctx->password = talloc_strdup(ctx, password);
227 if (!ctx->password) {
228 return W_ERROR_V(WERR_NOMEM);
229 }
230 return NET_API_STATUS_SUCCESS;
231}
232
233NET_API_STATUS libnetapi_set_workgroup(struct libnetapi_ctx *ctx,
234 const char *workgroup)
235{
236 TALLOC_FREE(ctx->workgroup);
237 ctx->workgroup = talloc_strdup(ctx, workgroup);
238 if (!ctx->workgroup) {
239 return W_ERROR_V(WERR_NOMEM);
240 }
241 return NET_API_STATUS_SUCCESS;
242}
243
244/****************************************************************
245****************************************************************/
246
247NET_API_STATUS libnetapi_set_use_kerberos(struct libnetapi_ctx *ctx)
248{
249 ctx->use_kerberos = true;
250 return NET_API_STATUS_SUCCESS;
251}
252
253NET_API_STATUS libnetapi_set_use_ccache(struct libnetapi_ctx *ctx)
254{
255 ctx->use_ccache = true;
256 return NET_API_STATUS_SUCCESS;
257}
258
259/****************************************************************
260****************************************************************/
261
262const char *libnetapi_errstr(NET_API_STATUS status)
263{
264 if (status & 0xc0000000) {
265 return get_friendly_nt_error_msg(NT_STATUS(status));
266 }
267
268 return get_friendly_werror_msg(W_ERROR(status));
269}
270
271/****************************************************************
272****************************************************************/
273
274NET_API_STATUS libnetapi_set_error_string(struct libnetapi_ctx *ctx,
275 const char *format, ...)
276{
277 va_list args;
278
279 TALLOC_FREE(ctx->error_string);
280
281 va_start(args, format);
282 ctx->error_string = talloc_vasprintf(ctx, format, args);
283 va_end(args);
284
285 if (!ctx->error_string) {
286 return W_ERROR_V(WERR_NOMEM);
287 }
288 return NET_API_STATUS_SUCCESS;
289}
290
291/****************************************************************
292****************************************************************/
293
294const char *libnetapi_get_error_string(struct libnetapi_ctx *ctx,
295 NET_API_STATUS status_in)
296{
297 NET_API_STATUS status;
298 struct libnetapi_ctx *tmp_ctx = ctx;
299
300 if (!tmp_ctx) {
301 status = libnetapi_getctx(&tmp_ctx);
302 if (status != 0) {
303 return NULL;
304 }
305 }
306
307 if (tmp_ctx->error_string) {
308 return tmp_ctx->error_string;
309 }
310
311 return libnetapi_errstr(status_in);
312}
313
314/****************************************************************
315****************************************************************/
316
317NET_API_STATUS NetApiBufferAllocate(uint32_t byte_count,
318 void **buffer)
319{
320 void *buf = NULL;
321
322 if (!buffer) {
323 return W_ERROR_V(WERR_INSUFFICIENT_BUFFER);
324 }
325
326 if (byte_count == 0) {
327 goto done;
328 }
329
330 buf = talloc_size(NULL, byte_count);
331 if (!buf) {
332 return W_ERROR_V(WERR_NOMEM);
333 }
334
335 done:
336 *buffer = buf;
337
338 return NET_API_STATUS_SUCCESS;
339}
340
341/****************************************************************
342****************************************************************/
343
344NET_API_STATUS NetApiBufferFree(void *buffer)
345{
346 if (!buffer) {
347 return W_ERROR_V(WERR_INSUFFICIENT_BUFFER);
348 }
349
350 talloc_free(buffer);
351
352 return NET_API_STATUS_SUCCESS;
353}
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