source3/torture/scanner.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    SMB torture tester - scanning functions
   4    Copyright (C) Andrew Tridgell 2001
   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
  22 #define VERBOSE 0
  23 #define OP_MIN 0
  24 #define OP_MAX 20
  25
  26 #define DATA_SIZE 1024
  27 #define PARAM_SIZE 1024
  28
  29 /****************************************************************************
  30 look for a partial hit
  31 ****************************************************************************/
  32 static void trans2_check_hit(const char *format, int op, int level, NTSTATUS status)
  33 {
  34         if (NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_INVALID_LEVEL) ||
  35             NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_NOT_IMPLEMENTED) ||
  36             NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_NOT_SUPPORTED) ||
  37             NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_UNSUCCESSFUL) ||
  38             NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_INVALID_INFO_CLASS)) {
  39                 return;
  40         }
  41 #if VERBOSE
  42         printf("possible %s hit op=%3d level=%5d status=%s\n",
  43                format, op, level, nt_errstr(status));
  44 #endif
  45 }
  46
  47 /****************************************************************************
  48 check for existance of a trans2 call
  49 ****************************************************************************/
  50 static NTSTATUS try_trans2(struct cli_state *cli,
  51                          int op,
  52                          char *param, char *data,
  53                          int param_len, int data_len,
  54                          unsigned int *rparam_len, unsigned int *rdata_len)
  55 {
  56         uint16 setup = op;
  57         char *rparam=NULL, *rdata=NULL;
  58
  59         if (!cli_send_trans(cli, SMBtrans2,
  60                             NULL,                           /* name */
  61                             -1, 0,                          /* fid, flags */
  62                             &setup, 1, 0,                   /* setup, length, max */
  63                             param, param_len, 2,            /* param, length, max */
  64                             data, data_len, cli->max_xmit   /* data, length, max */
  65                            )) {
  66                 return cli_nt_error(cli);
  67         }
  68
  69         cli_receive_trans(cli, SMBtrans2,
  70                            &rparam, rparam_len,
  71                            &rdata, rdata_len);
  72
  73         SAFE_FREE(rdata);
  74         SAFE_FREE(rparam);
  75
  76         return cli_nt_error(cli);
  77 }
  78
  79
  80 static NTSTATUS try_trans2_len(struct cli_state *cli,
  81                              const char *format,
  82                              int op, int level,
  83                              char *param, char *data,
  84                              int param_len, int *data_len,
  85                              unsigned int *rparam_len, unsigned int *rdata_len)
  86 {
  87         NTSTATUS ret=NT_STATUS_OK;
  88
  89         ret = try_trans2(cli, op, param, data, param_len,
  90                          DATA_SIZE, rparam_len, rdata_len);
  91 #if VERBOSE
  92         printf("op=%d level=%d ret=%s\n", op, level, nt_errstr(ret));
  93 #endif
  94         if (!NT_STATUS_IS_OK(ret)) return ret;
  95
  96         *data_len = 0;
  97         while (*data_len < DATA_SIZE) {
  98                 ret = try_trans2(cli, op, param, data, param_len,
  99                                  *data_len, rparam_len, rdata_len);
 100                 if (NT_STATUS_IS_OK(ret)) break;
 101                 *data_len += 2;
 102         }
 103         if (NT_STATUS_IS_OK(ret)) {
 104                 printf("found %s level=%d data_len=%d rparam_len=%d rdata_len=%d\n",
 105                        format, level, *data_len, *rparam_len, *rdata_len);
 106         } else {
 107                 trans2_check_hit(format, op, level, ret);
 108         }
 109         return ret;
 110 }
 111
 112 /****************************************************************************
 113 check for existance of a trans2 call
 114 ****************************************************************************/
 115 static bool scan_trans2(struct cli_state *cli, int op, int level,
 116                         int fnum, int dnum, const char *fname)
 117 {
 118         int data_len = 0;
 119         int param_len = 0;
 120         unsigned int rparam_len, rdata_len;
 121         char param[PARAM_SIZE], data[DATA_SIZE];
 122         NTSTATUS status;
 123
 124         memset(data, 0, sizeof(data));
 125         data_len = 4;
 126
 127         /* try with a info level only */
 128         param_len = 2;
 129         SSVAL(param, 0, level);
 130         status = try_trans2_len(cli, "void", op, level, param, data, param_len, &data_len,
 131                             &rparam_len, &rdata_len);
 132         if (NT_STATUS_IS_OK(status)) return True;
 133
 134         /* try with a file descriptor */
 135         param_len = 6;
 136         SSVAL(param, 0, fnum);
 137         SSVAL(param, 2, level);
 138         SSVAL(param, 4, 0);
 139         status = try_trans2_len(cli, "fnum", op, level, param, data, param_len, &data_len,
 140                                 &rparam_len, &rdata_len);
 141         if (NT_STATUS_IS_OK(status)) return True;
 142
 143
 144         /* try with a notify style */
 145         param_len = 6;
 146         SSVAL(param, 0, dnum);
 147         SSVAL(param, 2, dnum);
 148         SSVAL(param, 4, level);
 149         status = try_trans2_len(cli, "notify", op, level, param, data, param_len, &data_len,
 150                                 &rparam_len, &rdata_len);
 151         if (NT_STATUS_IS_OK(status)) return True;
 152
 153         /* try with a file name */
 154         param_len = 6;
 155         SSVAL(param, 0, level);
 156         SSVAL(param, 2, 0);
 157         SSVAL(param, 4, 0);
 158         param_len += clistr_push(cli, &param[6], fname, -1, STR_TERMINATE);
 159
 160         status = try_trans2_len(cli, "fname", op, level, param, data, param_len, &data_len,
 161                                 &rparam_len, &rdata_len);
 162         if (NT_STATUS_IS_OK(status)) return True;
 163
 164         /* try with a new file name */
 165         param_len = 6;
 166         SSVAL(param, 0, level);
 167         SSVAL(param, 2, 0);
 168         SSVAL(param, 4, 0);
 169         param_len += clistr_push(cli, &param[6], "\\newfile.dat", -1, STR_TERMINATE);
 170
 171         status = try_trans2_len(cli, "newfile", op, level, param, data, param_len, &data_len,
 172                                 &rparam_len, &rdata_len);
 173         cli_unlink(cli, "\\newfile.dat", aSYSTEM | aHIDDEN);
 174         cli_rmdir(cli, "\\newfile.dat");
 175         if (NT_STATUS_IS_OK(status)) return True;
 176
 177         /* try dfs style  */
 178         cli_mkdir(cli, "\\testdir");
 179         param_len = 2;
 180         SSVAL(param, 0, level);
 181         param_len += clistr_push(cli, &param[2], "\\testdir", -1, STR_TERMINATE);
 182
 183         status = try_trans2_len(cli, "dfs", op, level, param, data, param_len, &data_len,
 184                                 &rparam_len, &rdata_len);
 185         cli_rmdir(cli, "\\testdir");
 186         if (NT_STATUS_IS_OK(status)) return True;
 187
 188         return False;
 189 }
 190
 191
 192 bool torture_trans2_scan(int dummy)
 193 {
 194         static struct cli_state *cli;
 195         int op, level;
 196         const char *fname = "\\scanner.dat";
 197         uint16_t fnum, dnum;
 198
 199         printf("starting trans2 scan test\n");
 200
 201         if (!torture_open_connection(&cli, 0)) {
 202                 return False;
 203         }
 204
 205         if (!NT_STATUS_IS_OK(cli_open(cli, fname, O_RDWR | O_CREAT | O_TRUNC,
 206                          DENY_NONE, &fnum))) {
 207                 printf("open of %s failed\n", fname);
 208                 return false;
 209         }
 210         if (!NT_STATUS_IS_OK(cli_open(cli, "\\", O_RDONLY, DENY_NONE, &dnum))) {
 211                 printf("open of \\ failed\n");
 212                 return false;
 213         }
 214
 215         for (op=OP_MIN; op<=OP_MAX; op++) {
 216                 printf("Scanning op=%d\n", op);
 217                 for (level = 0; level <= 50; level++) {
 218                         scan_trans2(cli, op, level, fnum, dnum, fname);
 219                 }
 220
 221                 for (level = 0x100; level <= 0x130; level++) {
 222                         scan_trans2(cli, op, level, fnum, dnum, fname);
 223                 }
 224
 225                 for (level = 1000; level < 1050; level++) {
 226                         scan_trans2(cli, op, level, fnum, dnum, fname);
 227                 }
 228         }
 229
 230         torture_close_connection(cli);
 231
 232         printf("trans2 scan finished\n");
 233         return True;
 234 }
 235
 236
 237
 238
 239 /****************************************************************************
 240 look for a partial hit
 241 ****************************************************************************/
 242 static void nttrans_check_hit(const char *format, int op, int level, NTSTATUS status)
 243 {
 244         if (NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_INVALID_LEVEL) ||
 245             NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_NOT_IMPLEMENTED) ||
 246             NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_NOT_SUPPORTED) ||
 247             NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_UNSUCCESSFUL) ||
 248             NT_STATUS_V(status) == NT_STATUS_V(NT_STATUS_INVALID_INFO_CLASS)) {
 249                 return;
 250         }
 251 #if VERBOSE
 252                 printf("possible %s hit op=%3d level=%5d status=%s\n",
 253                        format, op, level, nt_errstr(status));
 254 #endif
 255 }
 256
 257 /****************************************************************************
 258 check for existance of a nttrans call
 259 ****************************************************************************/
 260 static NTSTATUS try_nttrans(struct cli_state *cli,
 261                          int op,
 262                          char *param, char *data,
 263                          int param_len, int data_len,
 264                          unsigned int *rparam_len, unsigned int *rdata_len)
 265 {
 266         char *rparam=NULL, *rdata=NULL;
 267
 268         if (!cli_send_nt_trans(cli, op,
 269                                0,
 270                                NULL, 0, 0,
 271                                param, param_len, 2,            /* param, length, max */
 272                                data, data_len, cli->max_xmit   /* data, length, max */
 273                            )) {
 274                 return cli_nt_error(cli);
 275         }
 276
 277         cli_receive_nt_trans(cli,
 278                              &rparam, rparam_len,
 279                              &rdata, rdata_len);
 280
 281         SAFE_FREE(rdata);
 282         SAFE_FREE(rparam);
 283
 284         return cli_nt_error(cli);
 285 }
 286
 287
 288 static NTSTATUS try_nttrans_len(struct cli_state *cli,
 289                              const char *format,
 290                              int op, int level,
 291                              char *param, char *data,
 292                              int param_len, int *data_len,
 293                              unsigned int *rparam_len, unsigned int *rdata_len)
 294 {
 295         NTSTATUS ret=NT_STATUS_OK;
 296
 297         ret = try_nttrans(cli, op, param, data, param_len,
 298                          DATA_SIZE, rparam_len, rdata_len);
 299 #if VERBOSE
 300         printf("op=%d level=%d ret=%s\n", op, level, nt_errstr(ret));
 301 #endif
 302         if (!NT_STATUS_IS_OK(ret)) return ret;
 303
 304         *data_len = 0;
 305         while (*data_len < DATA_SIZE) {
 306                 ret = try_nttrans(cli, op, param, data, param_len,
 307                                  *data_len, rparam_len, rdata_len);
 308                 if (NT_STATUS_IS_OK(ret)) break;
 309                 *data_len += 2;
 310         }
 311         if (NT_STATUS_IS_OK(ret)) {
 312                 printf("found %s level=%d data_len=%d rparam_len=%d rdata_len=%d\n",
 313                        format, level, *data_len, *rparam_len, *rdata_len);
 314         } else {
 315                 nttrans_check_hit(format, op, level, ret);
 316         }
 317         return ret;
 318 }
 319
 320 /****************************************************************************
 321 check for existance of a nttrans call
 322 ****************************************************************************/
 323 static bool scan_nttrans(struct cli_state *cli, int op, int level,
 324                         int fnum, int dnum, const char *fname)
 325 {
 326         int data_len = 0;
 327         int param_len = 0;
 328         unsigned int rparam_len, rdata_len;
 329         char param[PARAM_SIZE], data[DATA_SIZE];
 330         NTSTATUS status;
 331
 332         memset(data, 0, sizeof(data));
 333         data_len = 4;
 334
 335         /* try with a info level only */
 336         param_len = 2;
 337         SSVAL(param, 0, level);
 338         status = try_nttrans_len(cli, "void", op, level, param, data, param_len, &data_len,
 339                             &rparam_len, &rdata_len);
 340         if (NT_STATUS_IS_OK(status)) return True;
 341
 342         /* try with a file descriptor */
 343         param_len = 6;
 344         SSVAL(param, 0, fnum);
 345         SSVAL(param, 2, level);
 346         SSVAL(param, 4, 0);
 347         status = try_nttrans_len(cli, "fnum", op, level, param, data, param_len, &data_len,
 348                                 &rparam_len, &rdata_len);
 349         if (NT_STATUS_IS_OK(status)) return True;
 350
 351
 352         /* try with a notify style */
 353         param_len = 6;
 354         SSVAL(param, 0, dnum);
 355         SSVAL(param, 2, dnum);
 356         SSVAL(param, 4, level);
 357         status = try_nttrans_len(cli, "notify", op, level, param, data, param_len, &data_len,
 358                                 &rparam_len, &rdata_len);
 359         if (NT_STATUS_IS_OK(status)) return True;
 360
 361         /* try with a file name */
 362         param_len = 6;
 363         SSVAL(param, 0, level);
 364         SSVAL(param, 2, 0);
 365         SSVAL(param, 4, 0);
 366         param_len += clistr_push(cli, &param[6], fname, -1, STR_TERMINATE);
 367
 368         status = try_nttrans_len(cli, "fname", op, level, param, data, param_len, &data_len,
 369                                 &rparam_len, &rdata_len);
 370         if (NT_STATUS_IS_OK(status)) return True;
 371
 372         /* try with a new file name */
 373         param_len = 6;
 374         SSVAL(param, 0, level);
 375         SSVAL(param, 2, 0);
 376         SSVAL(param, 4, 0);
 377         param_len += clistr_push(cli, &param[6], "\\newfile.dat", -1, STR_TERMINATE);
 378
 379         status = try_nttrans_len(cli, "newfile", op, level, param, data, param_len, &data_len,
 380                                 &rparam_len, &rdata_len);
 381         cli_unlink(cli, "\\newfile.dat", aSYSTEM | aHIDDEN);
 382         cli_rmdir(cli, "\\newfile.dat");
 383         if (NT_STATUS_IS_OK(status)) return True;
 384
 385         /* try dfs style  */
 386         cli_mkdir(cli, "\\testdir");
 387         param_len = 2;
 388         SSVAL(param, 0, level);
 389         param_len += clistr_push(cli, &param[2], "\\testdir", -1, STR_TERMINATE);
 390
 391         status = try_nttrans_len(cli, "dfs", op, level, param, data, param_len, &data_len,
 392                                 &rparam_len, &rdata_len);
 393         cli_rmdir(cli, "\\testdir");
 394         if (NT_STATUS_IS_OK(status)) return True;
 395
 396         return False;
 397 }
 398
 399
 400 bool torture_nttrans_scan(int dummy)
 401 {
 402         static struct cli_state *cli;
 403         int op, level;
 404         const char *fname = "\\scanner.dat";
 405         uint16_t fnum, dnum;
 406
 407         printf("starting nttrans scan test\n");
 408
 409         if (!torture_open_connection(&cli, 0)) {
 410                 return False;
 411         }
 412
 413         cli_open(cli, fname, O_RDWR | O_CREAT | O_TRUNC,
 414                          DENY_NONE, &fnum);
 415         cli_open(cli, "\\", O_RDONLY, DENY_NONE, &dnum);
 416
 417         for (op=OP_MIN; op<=OP_MAX; op++) {
 418                 printf("Scanning op=%d\n", op);
 419                 for (level = 0; level <= 50; level++) {
 420                         scan_nttrans(cli, op, level, fnum, dnum, fname);
 421                 }
 422
 423                 for (level = 0x100; level <= 0x130; level++) {
 424                         scan_nttrans(cli, op, level, fnum, dnum, fname);
 425                 }
 426
 427                 for (level = 1000; level < 1050; level++) {
 428                         scan_nttrans(cli, op, level, fnum, dnum, fname);
 429                 }
 430         }
 431
 432         torture_close_connection(cli);
 433
 434         printf("nttrans scan finished\n");
 435         return True;
 436 }