2 Unix SMB/CIFS implementation.
3 SMB trans2 alias scanner
4 Copyright (C) Andrew Tridgell 2003
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 2 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, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include "torture/torture.h"
23 #include "dlinklist.h"
24 #include "libcli/raw/libcliraw.h"
26 int create_complex_file(struct smbcli_state *cli, TALLOC_CTX *mem_ctx, const char *fname);
29 struct trans2_blobs *next, *prev;
31 DATA_BLOB params, data;
34 /* look for aliases for a query */
35 static void gen_aliases(struct smbcli_state *cli, struct smb_trans2 *t2, int level_offset)
39 struct trans2_blobs *alias_blobs = NULL;
40 struct trans2_blobs *t2b, *t2b2;
41 int count=0, alias_count=0;
43 mem_ctx = talloc_init("aliases");
45 for (level=0;level<2000;level++) {
48 SSVAL(t2->in.params.data, level_offset, level);
50 status = smb_raw_trans2(cli->tree, mem_ctx, t2);
51 if (!NT_STATUS_IS_OK(status)) continue;
53 t2b = talloc(mem_ctx, struct trans2_blobs);
55 t2b->params = t2->out.params;
56 t2b->data = t2->out.data;
57 DLIST_ADD(alias_blobs, t2b);
58 d_printf("\tFound level %4u (0x%03x) of size %3d (0x%02x)\n",
60 (int)t2b->data.length, (int)t2b->data.length);
64 d_printf("Found %d levels with success status\n", count);
66 for (t2b=alias_blobs; t2b; t2b=t2b->next) {
67 for (t2b2=alias_blobs; t2b2; t2b2=t2b2->next) {
68 if (t2b->level >= t2b2->level) continue;
69 if (data_blob_equal(&t2b->params, &t2b2->params) &&
70 data_blob_equal(&t2b->data, &t2b2->data)) {
71 printf("\tLevel %u (0x%x) and level %u (0x%x) are possible aliases\n",
72 t2b->level, t2b->level, t2b2->level, t2b2->level);
78 d_printf("Found %d aliased levels\n", alias_count);
83 /* look for qfsinfo aliases */
84 static void qfsinfo_aliases(struct smbcli_state *cli)
87 uint16_t setup = TRANSACT2_QFSINFO;
89 d_printf("\nChecking for QFSINFO aliases\n");
92 t2.in.max_data = smb_raw_max_trans_data(cli->tree, 0);
96 t2.in.setup_count = 1;
98 t2.in.params = data_blob(NULL, 2);
99 t2.in.data = data_blob(NULL, 0);
101 gen_aliases(cli, &t2, 0);
104 /* look for qfileinfo aliases */
105 static void qfileinfo_aliases(struct smbcli_state *cli)
107 struct smb_trans2 t2;
108 uint16_t setup = TRANSACT2_QFILEINFO;
109 const char *fname = "\\qfileinfo_aliases.txt";
112 d_printf("\nChecking for QFILEINFO aliases\n");
115 t2.in.max_data = smb_raw_max_trans_data(cli->tree, 2);
119 t2.in.setup_count = 1;
120 t2.in.setup = &setup;
121 t2.in.params = data_blob(NULL, 4);
122 t2.in.data = data_blob(NULL, 0);
124 smbcli_unlink(cli->tree, fname);
125 fnum = create_complex_file(cli, cli, fname);
127 printf("ERROR: open of %s failed (%s)\n", fname, smbcli_errstr(cli->tree));
130 smbcli_write(cli->tree, fnum, 0, &t2, 0, sizeof(t2));
132 SSVAL(t2.in.params.data, 0, fnum);
134 gen_aliases(cli, &t2, 2);
136 smbcli_close(cli->tree, fnum);
137 smbcli_unlink(cli->tree, fname);
141 /* look for qpathinfo aliases */
142 static void qpathinfo_aliases(struct smbcli_state *cli)
144 struct smb_trans2 t2;
145 uint16_t setup = TRANSACT2_QPATHINFO;
146 const char *fname = "\\qpathinfo_aliases.txt";
150 mem_ctx = talloc_init("qpathinfo");
152 d_printf("\nChecking for QPATHINFO aliases\n");
155 t2.in.max_data = smb_raw_max_trans_data(cli->tree, 2);
159 t2.in.setup_count = 1;
160 t2.in.setup = &setup;
161 t2.in.params = data_blob_talloc(mem_ctx, NULL, 6);
162 t2.in.data = data_blob(NULL, 0);
164 smbcli_unlink(cli->tree, fname);
165 fnum = create_complex_file(cli, cli, fname);
167 printf("ERROR: open of %s failed (%s)\n", fname, smbcli_errstr(cli->tree));
170 smbcli_write(cli->tree, fnum, 0, &t2, 0, sizeof(t2));
171 smbcli_close(cli->tree, fnum);
173 SIVAL(t2.in.params.data, 2, 0);
175 smbcli_blob_append_string(cli->session, mem_ctx, &t2.in.params,
176 fname, STR_TERMINATE);
178 gen_aliases(cli, &t2, 0);
180 smbcli_unlink(cli->tree, fname);
181 talloc_free(mem_ctx);
185 /* look for trans2 findfirst aliases */
186 static void findfirst_aliases(struct smbcli_state *cli)
188 struct smb_trans2 t2;
189 uint16_t setup = TRANSACT2_FINDFIRST;
190 const char *fname = "\\findfirst_aliases.txt";
194 mem_ctx = talloc_init("findfirst");
196 d_printf("\nChecking for FINDFIRST aliases\n");
198 t2.in.max_param = 16;
199 t2.in.max_data = smb_raw_max_trans_data(cli->tree, 16);
203 t2.in.setup_count = 1;
204 t2.in.setup = &setup;
205 t2.in.params = data_blob_talloc(mem_ctx, NULL, 12);
206 t2.in.data = data_blob(NULL, 0);
208 smbcli_unlink(cli->tree, fname);
209 fnum = create_complex_file(cli, cli, fname);
211 printf("ERROR: open of %s failed (%s)\n", fname, smbcli_errstr(cli->tree));
214 smbcli_write(cli->tree, fnum, 0, &t2, 0, sizeof(t2));
215 smbcli_close(cli->tree, fnum);
217 SSVAL(t2.in.params.data, 0, 0);
218 SSVAL(t2.in.params.data, 2, 1);
219 SSVAL(t2.in.params.data, 4, FLAG_TRANS2_FIND_CLOSE);
220 SSVAL(t2.in.params.data, 6, 0);
221 SIVAL(t2.in.params.data, 8, 0);
223 smbcli_blob_append_string(cli->session, mem_ctx, &t2.in.params,
224 fname, STR_TERMINATE);
226 gen_aliases(cli, &t2, 6);
228 smbcli_unlink(cli->tree, fname);
229 talloc_free(mem_ctx);
234 /* look for aliases for a set function */
235 static void gen_set_aliases(struct smbcli_state *cli, struct smb_trans2 *t2, int level_offset)
239 struct trans2_blobs *alias_blobs = NULL;
240 struct trans2_blobs *t2b;
243 mem_ctx = talloc_init("aliases");
245 for (level=1;level<1100;level++) {
246 NTSTATUS status, status1;
247 SSVAL(t2->in.params.data, level_offset, level);
249 status1 = NT_STATUS_OK;
251 for (dsize=2; dsize<1024; dsize += 2) {
252 data_blob_free(&t2->in.data);
253 t2->in.data = data_blob(NULL, dsize);
254 data_blob_clear(&t2->in.data);
255 status = smb_raw_trans2(cli->tree, mem_ctx, t2);
256 /* some error codes mean that this whole level doesn't exist */
257 if (NT_STATUS_EQUAL(NT_STATUS_INVALID_LEVEL, status) ||
258 NT_STATUS_EQUAL(NT_STATUS_INVALID_INFO_CLASS, status) ||
259 NT_STATUS_EQUAL(NT_STATUS_NOT_SUPPORTED, status)) {
262 if (NT_STATUS_IS_OK(status)) break;
264 /* invalid parameter means that the level exists at this
265 size, but the contents are wrong (not surprising with
267 if (NT_STATUS_EQUAL(status, NT_STATUS_INVALID_PARAMETER)) break;
269 /* this is the usual code for 'wrong size' */
270 if (NT_STATUS_EQUAL(status, NT_STATUS_INFO_LENGTH_MISMATCH)) {
274 if (!NT_STATUS_EQUAL(status, status1)) {
275 printf("level=%d size=%d %s\n", level, dsize, nt_errstr(status));
280 if (!NT_STATUS_IS_OK(status) &&
281 !NT_STATUS_EQUAL(status, NT_STATUS_INVALID_PARAMETER)) continue;
283 t2b = talloc(mem_ctx, struct trans2_blobs);
285 t2b->params = t2->out.params;
286 t2b->data = t2->out.data;
287 DLIST_ADD(alias_blobs, t2b);
288 d_printf("\tFound level %4u (0x%03x) of size %3d (0x%02x)\n",
290 (int)t2->in.data.length, (int)t2->in.data.length);
294 d_printf("Found %d valid levels\n", count);
295 talloc_free(mem_ctx);
300 /* look for setfileinfo aliases */
301 static void setfileinfo_aliases(struct smbcli_state *cli)
303 struct smb_trans2 t2;
304 uint16_t setup = TRANSACT2_SETFILEINFO;
305 const char *fname = "\\setfileinfo_aliases.txt";
308 d_printf("\nChecking for SETFILEINFO aliases\n");
315 t2.in.setup_count = 1;
316 t2.in.setup = &setup;
317 t2.in.params = data_blob(NULL, 6);
318 t2.in.data = data_blob(NULL, 0);
320 smbcli_unlink(cli->tree, fname);
321 fnum = create_complex_file(cli, cli, fname);
323 printf("ERROR: open of %s failed (%s)\n", fname, smbcli_errstr(cli->tree));
326 smbcli_write(cli->tree, fnum, 0, &t2, 0, sizeof(t2));
328 SSVAL(t2.in.params.data, 0, fnum);
329 SSVAL(t2.in.params.data, 4, 0);
331 gen_set_aliases(cli, &t2, 2);
333 smbcli_close(cli->tree, fnum);
334 smbcli_unlink(cli->tree, fname);
337 /* look for setpathinfo aliases */
338 static void setpathinfo_aliases(struct smbcli_state *cli)
340 struct smb_trans2 t2;
341 uint16_t setup = TRANSACT2_SETPATHINFO;
342 const char *fname = "\\setpathinfo_aliases.txt";
346 mem_ctx = talloc_init("findfirst");
348 d_printf("\nChecking for SETPATHINFO aliases\n");
350 t2.in.max_param = 32;
351 t2.in.max_data = smb_raw_max_trans_data(cli->tree, 32);
355 t2.in.setup_count = 1;
356 t2.in.setup = &setup;
357 t2.in.params = data_blob_talloc(mem_ctx, NULL, 4);
358 t2.in.data = data_blob(NULL, 0);
360 smbcli_unlink(cli->tree, fname);
362 fnum = create_complex_file(cli, cli, fname);
364 printf("ERROR: open of %s failed (%s)\n", fname, smbcli_errstr(cli->tree));
367 smbcli_write(cli->tree, fnum, 0, &t2, 0, sizeof(t2));
368 smbcli_close(cli->tree, fnum);
370 SSVAL(t2.in.params.data, 2, 0);
372 smbcli_blob_append_string(cli->session, mem_ctx, &t2.in.params,
373 fname, STR_TERMINATE);
375 gen_set_aliases(cli, &t2, 0);
377 if (NT_STATUS_IS_ERR(smbcli_unlink(cli->tree, fname))) {
378 printf("unlink: %s\n", smbcli_errstr(cli->tree));
380 talloc_free(mem_ctx);
384 /* look for aliased info levels in trans2 calls */
385 BOOL torture_trans2_aliases(void)
387 struct smbcli_state *cli;
389 if (!torture_open_connection(&cli)) {
394 qfsinfo_aliases(cli);
395 qfileinfo_aliases(cli);
396 qpathinfo_aliases(cli);
397 findfirst_aliases(cli);
398 setfileinfo_aliases(cli);
399 setpathinfo_aliases(cli);
401 if (!torture_close_connection(cli)) {