source4/torture/raw/read.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    test suite for various read operations
   4    Copyright (C) Andrew Tridgell 2003
   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 "libcli/raw/libcliraw.h"
  22 #include "system/time.h"
  23 #include "system/filesys.h"
  24 #include "libcli/libcli.h"
  25 #include "torture/util.h"
  26 #include "torture/raw/proto.h"
  27
  28 #define CHECK_STATUS(status, correct) do { \
  29         if (!NT_STATUS_EQUAL(status, correct)) { \
  30                 printf("(%s) Incorrect status %s - should be %s\n", \
  31                        __location__, nt_errstr(status), nt_errstr(correct)); \
  32                 ret = false; \
  33                 goto done; \
  34         }} while (0)
  35
  36 #define CHECK_VALUE(v, correct) do { \
  37         if ((v) != (correct)) { \
  38                 printf("(%s) Incorrect value %s=%ld - should be %ld\n", \
  39                        __location__, #v, (long)v, (long)correct); \
  40                 ret = false; \
  41                 goto done; \
  42         }} while (0)
  43
  44 #define CHECK_BUFFER(buf, seed, len) do { \
  45         if (!check_buffer(buf, seed, len, __LINE__)) { \
  46                 ret = false; \
  47                 goto done; \
  48         }} while (0)
  49
  50 #define BASEDIR "\\testread"
  51
  52
  53 /*
  54   setup a random buffer based on a seed
  55 */
  56 static void setup_buffer(uint8_t *buf, unsigned int seed, int len)
  57 {
  58         int i;
  59         srandom(seed);
  60         for (i=0;i<len;i++) buf[i] = random();
  61 }
  62
  63 /*
  64   check a random buffer based on a seed
  65 */
  66 static bool check_buffer(uint8_t *buf, unsigned int seed, int len, int line)
  67 {
  68         int i;
  69         srandom(seed);
  70         for (i=0;i<len;i++) {
  71                 uint8_t v = random();
  72                 if (buf[i] != v) {
  73                         printf("Buffer incorrect at line %d! ofs=%d v1=0x%x v2=0x%x\n",
  74                                line, i, buf[i], v);
  75                         return false;
  76                 }
  77         }
  78         return true;
  79 }
  80
  81 /*
  82   test read ops
  83 */
  84 static bool test_read(struct torture_context *tctx, struct smbcli_state *cli)
  85 {
  86         union smb_read io;
  87         NTSTATUS status;
  88         bool ret = true;
  89         int fnum;
  90         uint8_t *buf;
  91         const int maxsize = 90000;
  92         const char *fname = BASEDIR "\\test.txt";
  93         const char *test_data = "TEST DATA";
  94         unsigned int seed = time(NULL);
  95
  96         buf = talloc_zero_array(tctx, uint8_t, maxsize);
  97
  98         if (!torture_setting_bool(tctx, "read_support", true)) {
  99                 printf("server refuses to support READ\n");
 100                 return true;
 101         }
 102
 103         torture_assert(tctx, torture_setup_dir(cli, BASEDIR), "Failed to setup up test directory: " BASEDIR);
 104
 105         printf("Testing RAW_READ_READ\n");
 106         io.generic.level = RAW_READ_READ;
 107
 108         fnum = smbcli_open(cli->tree, fname, O_RDWR|O_CREAT, DENY_NONE);
 109         if (fnum == -1) {
 110                 printf("Failed to create %s - %s\n", fname, smbcli_errstr(cli->tree));
 111                 ret = false;
 112                 goto done;
 113         }
 114
 115         printf("Trying empty file read\n");
 116         io.read.in.file.fnum = fnum;
 117         io.read.in.count = 1;
 118         io.read.in.offset = 0;
 119         io.read.in.remaining = 0;
 120         io.read.out.data = buf;
 121         status = smb_raw_read(cli->tree, &io);
 122
 123         CHECK_STATUS(status, NT_STATUS_OK);
 124         CHECK_VALUE(io.read.out.nread, 0);
 125
 126         printf("Trying zero file read\n");
 127         io.read.in.count = 0;
 128         status = smb_raw_read(cli->tree, &io);
 129         CHECK_STATUS(status, NT_STATUS_OK);
 130         CHECK_VALUE(io.read.out.nread, 0);
 131
 132         printf("Trying bad fnum\n");
 133         io.read.in.file.fnum = fnum+1;
 134         status = smb_raw_read(cli->tree, &io);
 135         CHECK_STATUS(status, NT_STATUS_INVALID_HANDLE);
 136         io.read.in.file.fnum = fnum;
 137
 138         smbcli_write(cli->tree, fnum, 0, test_data, 0, strlen(test_data));
 139
 140         printf("Trying small read\n");
 141         io.read.in.file.fnum = fnum;
 142         io.read.in.offset = 0;
 143         io.read.in.remaining = 0;
 144         io.read.in.count = strlen(test_data);
 145         status = smb_raw_read(cli->tree, &io);
 146         CHECK_STATUS(status, NT_STATUS_OK);
 147         CHECK_VALUE(io.read.out.nread, strlen(test_data));
 148         if (memcmp(buf, test_data, strlen(test_data)) != 0) {
 149                 ret = false;
 150                 printf("incorrect data at %d!? (%s:%s)\n", __LINE__, test_data, buf);
 151                 goto done;
 152         }
 153
 154         printf("Trying short read\n");
 155         io.read.in.offset = 1;
 156         io.read.in.count = strlen(test_data);
 157         status = smb_raw_read(cli->tree, &io);
 158         CHECK_STATUS(status, NT_STATUS_OK);
 159         CHECK_VALUE(io.read.out.nread, strlen(test_data)-1);
 160         if (memcmp(buf, test_data+1, strlen(test_data)-1) != 0) {
 161                 ret = false;
 162                 printf("incorrect data at %d!? (%s:%s)\n", __LINE__, test_data+1, buf);
 163                 goto done;
 164         }
 165
 166         if (cli->transport->negotiate.capabilities & CAP_LARGE_FILES) {
 167                 printf("Trying max offset\n");
 168                 io.read.in.offset = ~0;
 169                 io.read.in.count = strlen(test_data);
 170                 status = smb_raw_read(cli->tree, &io);
 171                 CHECK_STATUS(status, NT_STATUS_OK);
 172                 CHECK_VALUE(io.read.out.nread, 0);
 173         }
 174
 175         setup_buffer(buf, seed, maxsize);
 176         smbcli_write(cli->tree, fnum, 0, buf, 0, maxsize);
 177         memset(buf, 0, maxsize);
 178
 179         printf("Trying large read\n");
 180         io.read.in.offset = 0;
 181         io.read.in.count = ~0;
 182         status = smb_raw_read(cli->tree, &io);
 183         CHECK_STATUS(status, NT_STATUS_OK);
 184         CHECK_BUFFER(buf, seed, io.read.out.nread);
 185
 186
 187         printf("Trying locked region\n");
 188         cli->session->pid++;
 189         if (NT_STATUS_IS_ERR(smbcli_lock(cli->tree, fnum, 103, 1, 0, WRITE_LOCK))) {
 190                 printf("Failed to lock file at %d\n", __LINE__);
 191                 ret = false;
 192                 goto done;
 193         }
 194         cli->session->pid--;
 195         memset(buf, 0, maxsize);
 196         io.read.in.offset = 0;
 197         io.read.in.count = ~0;
 198         status = smb_raw_read(cli->tree, &io);
 199         CHECK_STATUS(status, NT_STATUS_FILE_LOCK_CONFLICT);
 200
 201
 202 done:
 203         smbcli_close(cli->tree, fnum);
 204         smb_raw_exit(cli->session);
 205         smbcli_deltree(cli->tree, BASEDIR);
 206         return ret;
 207 }
 208
 209
 210 /*
 211   test lockread ops
 212 */
 213 static bool test_lockread(struct torture_context *tctx,
 214                                                   struct smbcli_state *cli)
 215 {
 216         union smb_read io;
 217         NTSTATUS status;
 218         bool ret = true;
 219         int fnum;
 220         uint8_t *buf;
 221         const int maxsize = 90000;
 222         const char *fname = BASEDIR "\\test.txt";
 223         const char *test_data = "TEST DATA";
 224         unsigned int seed = time(NULL);
 225
 226         if (!cli->transport->negotiate.lockread_supported) {
 227                 printf("Server does not support lockread - skipping\n");
 228                 return true;
 229         }
 230
 231         buf = talloc_zero_array(tctx, uint8_t, maxsize);
 232
 233         torture_assert(tctx, torture_setup_dir(cli, BASEDIR), "Failed to setup up test directory: " BASEDIR);
 234
 235         printf("Testing RAW_READ_LOCKREAD\n");
 236         io.generic.level = RAW_READ_LOCKREAD;
 237
 238         fnum = smbcli_open(cli->tree, fname, O_RDWR|O_CREAT, DENY_NONE);
 239         if (fnum == -1) {
 240                 printf("Failed to create %s - %s\n", fname, smbcli_errstr(cli->tree));
 241                 ret = false;
 242                 goto done;
 243         }
 244
 245         printf("Trying empty file read\n");
 246         io.lockread.in.file.fnum = fnum;
 247         io.lockread.in.count = 1;
 248         io.lockread.in.offset = 1;
 249         io.lockread.in.remaining = 0;
 250         io.lockread.out.data = buf;
 251         status = smb_raw_read(cli->tree, &io);
 252
 253         CHECK_STATUS(status, NT_STATUS_OK);
 254         CHECK_VALUE(io.lockread.out.nread, 0);
 255
 256         status = smb_raw_read(cli->tree, &io);
 257         CHECK_STATUS(status, NT_STATUS_LOCK_NOT_GRANTED);
 258
 259         status = smb_raw_read(cli->tree, &io);
 260         CHECK_STATUS(status, NT_STATUS_FILE_LOCK_CONFLICT);
 261
 262         printf("Trying zero file read\n");
 263         io.lockread.in.count = 0;
 264         status = smb_raw_read(cli->tree, &io);
 265         CHECK_STATUS(status, NT_STATUS_OK);
 266
 267         smbcli_unlock(cli->tree, fnum, 1, 1);
 268
 269         printf("Trying bad fnum\n");
 270         io.lockread.in.file.fnum = fnum+1;
 271         status = smb_raw_read(cli->tree, &io);
 272         CHECK_STATUS(status, NT_STATUS_INVALID_HANDLE);
 273         io.lockread.in.file.fnum = fnum;
 274
 275         smbcli_write(cli->tree, fnum, 0, test_data, 0, strlen(test_data));
 276
 277         printf("Trying small read\n");
 278         io.lockread.in.file.fnum = fnum;
 279         io.lockread.in.offset = 0;
 280         io.lockread.in.remaining = 0;
 281         io.lockread.in.count = strlen(test_data);
 282         status = smb_raw_read(cli->tree, &io);
 283         CHECK_STATUS(status, NT_STATUS_LOCK_NOT_GRANTED);
 284
 285         smbcli_unlock(cli->tree, fnum, 1, 0);
 286
 287         status = smb_raw_read(cli->tree, &io);
 288         CHECK_STATUS(status, NT_STATUS_OK);
 289         CHECK_VALUE(io.lockread.out.nread, strlen(test_data));
 290         if (memcmp(buf, test_data, strlen(test_data)) != 0) {
 291                 ret = false;
 292                 printf("incorrect data at %d!? (%s:%s)\n", __LINE__, test_data, buf);
 293                 goto done;
 294         }
 295
 296         printf("Trying short read\n");
 297         io.lockread.in.offset = 1;
 298         io.lockread.in.count = strlen(test_data);
 299         status = smb_raw_read(cli->tree, &io);
 300         CHECK_STATUS(status, NT_STATUS_LOCK_NOT_GRANTED);
 301         smbcli_unlock(cli->tree, fnum, 0, strlen(test_data));
 302         status = smb_raw_read(cli->tree, &io);
 303         CHECK_STATUS(status, NT_STATUS_OK);
 304
 305         CHECK_VALUE(io.lockread.out.nread, strlen(test_data)-1);
 306         if (memcmp(buf, test_data+1, strlen(test_data)-1) != 0) {
 307                 ret = false;
 308                 printf("incorrect data at %d!? (%s:%s)\n", __LINE__, test_data+1, buf);
 309                 goto done;
 310         }
 311
 312         if (cli->transport->negotiate.capabilities & CAP_LARGE_FILES) {
 313                 printf("Trying max offset\n");
 314                 io.lockread.in.offset = ~0;
 315                 io.lockread.in.count = strlen(test_data);
 316                 status = smb_raw_read(cli->tree, &io);
 317                 CHECK_STATUS(status, NT_STATUS_OK);
 318                 CHECK_VALUE(io.lockread.out.nread, 0);
 319         }
 320
 321         setup_buffer(buf, seed, maxsize);
 322         smbcli_write(cli->tree, fnum, 0, buf, 0, maxsize);
 323         memset(buf, 0, maxsize);
 324
 325         printf("Trying large read\n");
 326         io.lockread.in.offset = 0;
 327         io.lockread.in.count = ~0;
 328         status = smb_raw_read(cli->tree, &io);
 329         CHECK_STATUS(status, NT_STATUS_LOCK_NOT_GRANTED);
 330         smbcli_unlock(cli->tree, fnum, 1, strlen(test_data));
 331         status = smb_raw_read(cli->tree, &io);
 332         CHECK_STATUS(status, NT_STATUS_OK);
 333         CHECK_BUFFER(buf, seed, io.lockread.out.nread);
 334         smbcli_unlock(cli->tree, fnum, 0, 0xFFFF);
 335
 336
 337         printf("Trying locked region\n");
 338         cli->session->pid++;
 339         if (NT_STATUS_IS_ERR(smbcli_lock(cli->tree, fnum, 103, 1, 0, WRITE_LOCK))) {
 340                 printf("Failed to lock file at %d\n", __LINE__);
 341                 ret = false;
 342                 goto done;
 343         }
 344         cli->session->pid--;
 345         memset(buf, 0, maxsize);
 346         io.lockread.in.offset = 0;
 347         io.lockread.in.count = ~0;
 348         status = smb_raw_read(cli->tree, &io);
 349         CHECK_STATUS(status, NT_STATUS_FILE_LOCK_CONFLICT);
 350
 351
 352 done:
 353         smbcli_close(cli->tree, fnum);
 354         smbcli_deltree(cli->tree, BASEDIR);
 355         return ret;
 356 }
 357
 358
 359 /*
 360   test readx ops
 361 */
 362 static bool test_readx(struct torture_context *tctx, struct smbcli_state *cli)
 363 {
 364         union smb_read io;
 365         NTSTATUS status;
 366         bool ret = true;
 367         int fnum;
 368         uint8_t *buf;
 369         const int maxsize = 90000;
 370         const char *fname = BASEDIR "\\test.txt";
 371         const char *test_data = "TEST DATA";
 372         unsigned int seed = time(NULL);
 373
 374         buf = talloc_zero_array(tctx, uint8_t, maxsize);
 375
 376         torture_assert(tctx, torture_setup_dir(cli, BASEDIR), "Failed to setup up test directory: " BASEDIR);
 377
 378         printf("Testing RAW_READ_READX\n");
 379
 380         fnum = smbcli_open(cli->tree, fname, O_RDWR|O_CREAT, DENY_NONE);
 381         if (fnum == -1) {
 382                 printf("Failed to create %s - %s\n", fname, smbcli_errstr(cli->tree));
 383                 ret = false;
 384                 goto done;
 385         }
 386
 387         printf("Trying empty file read\n");
 388         io.generic.level = RAW_READ_READX;
 389         io.readx.in.file.fnum = fnum;
 390         io.readx.in.mincnt = 1;
 391         io.readx.in.maxcnt = 1;
 392         io.readx.in.offset = 0;
 393         io.readx.in.remaining = 0;
 394         io.readx.in.read_for_execute = false;
 395         io.readx.out.data = buf;
 396         status = smb_raw_read(cli->tree, &io);
 397
 398         CHECK_STATUS(status, NT_STATUS_OK);
 399         CHECK_VALUE(io.readx.out.nread, 0);
 400         CHECK_VALUE(io.readx.out.remaining, 0xFFFF);
 401         CHECK_VALUE(io.readx.out.compaction_mode, 0);
 402
 403         printf("Trying zero file read\n");
 404         io.readx.in.mincnt = 0;
 405         io.readx.in.maxcnt = 0;
 406         status = smb_raw_read(cli->tree, &io);
 407         CHECK_STATUS(status, NT_STATUS_OK);
 408         CHECK_VALUE(io.readx.out.nread, 0);
 409         CHECK_VALUE(io.readx.out.remaining, 0xFFFF);
 410         CHECK_VALUE(io.readx.out.compaction_mode, 0);
 411
 412         printf("Trying bad fnum\n");
 413         io.readx.in.file.fnum = fnum+1;
 414         status = smb_raw_read(cli->tree, &io);
 415         CHECK_STATUS(status, NT_STATUS_INVALID_HANDLE);
 416         io.readx.in.file.fnum = fnum;
 417
 418         smbcli_write(cli->tree, fnum, 0, test_data, 0, strlen(test_data));
 419
 420         printf("Trying small read\n");
 421         io.readx.in.file.fnum = fnum;
 422         io.readx.in.offset = 0;
 423         io.readx.in.remaining = 0;
 424         io.readx.in.read_for_execute = false;
 425         io.readx.in.mincnt = strlen(test_data);
 426         io.readx.in.maxcnt = strlen(test_data);
 427         status = smb_raw_read(cli->tree, &io);
 428         CHECK_STATUS(status, NT_STATUS_OK);
 429         CHECK_VALUE(io.readx.out.nread, strlen(test_data));
 430         CHECK_VALUE(io.readx.out.remaining, 0xFFFF);
 431         CHECK_VALUE(io.readx.out.compaction_mode, 0);
 432         if (memcmp(buf, test_data, strlen(test_data)) != 0) {
 433                 ret = false;
 434                 printf("incorrect data at %d!? (%s:%s)\n", __LINE__, test_data, buf);
 435                 goto done;
 436         }
 437
 438         printf("Trying short read\n");
 439         io.readx.in.offset = 1;
 440         io.readx.in.mincnt = strlen(test_data);
 441         io.readx.in.maxcnt = strlen(test_data);
 442         status = smb_raw_read(cli->tree, &io);
 443         CHECK_STATUS(status, NT_STATUS_OK);
 444         CHECK_VALUE(io.readx.out.nread, strlen(test_data)-1);
 445         CHECK_VALUE(io.readx.out.remaining, 0xFFFF);
 446         CHECK_VALUE(io.readx.out.compaction_mode, 0);
 447         if (memcmp(buf, test_data+1, strlen(test_data)-1) != 0) {
 448                 ret = false;
 449                 printf("incorrect data at %d!? (%s:%s)\n", __LINE__, test_data+1, buf);
 450                 goto done;
 451         }
 452
 453         if (cli->transport->negotiate.capabilities & CAP_LARGE_FILES) {
 454                 printf("Trying max offset\n");
 455                 io.readx.in.offset = 0xffffffff;
 456                 io.readx.in.mincnt = strlen(test_data);
 457                 io.readx.in.maxcnt = strlen(test_data);
 458                 status = smb_raw_read(cli->tree, &io);
 459                 CHECK_STATUS(status, NT_STATUS_OK);
 460                 CHECK_VALUE(io.readx.out.nread, 0);
 461                 CHECK_VALUE(io.readx.out.remaining, 0xFFFF);
 462                 CHECK_VALUE(io.readx.out.compaction_mode, 0);
 463         }
 464
 465         printf("Trying mincnt past EOF\n");
 466         memset(buf, 0, maxsize);
 467         io.readx.in.offset = 0;
 468         io.readx.in.mincnt = 100;
 469         io.readx.in.maxcnt = 110;
 470         status = smb_raw_read(cli->tree, &io);
 471         CHECK_STATUS(status, NT_STATUS_OK);
 472         CHECK_VALUE(io.readx.out.remaining, 0xFFFF);
 473         CHECK_VALUE(io.readx.out.compaction_mode, 0);
 474         CHECK_VALUE(io.readx.out.nread, strlen(test_data));
 475         if (memcmp(buf, test_data, strlen(test_data)) != 0) {
 476                 ret = false;
 477                 printf("incorrect data at %d!? (%s:%s)\n", __LINE__, test_data, buf);
 478                 goto done;
 479         }
 480
 481
 482         setup_buffer(buf, seed, maxsize);
 483         smbcli_write(cli->tree, fnum, 0, buf, 0, maxsize);
 484         memset(buf, 0, maxsize);
 485
 486         printf("Trying page sized read\n");
 487         io.readx.in.offset = 0;
 488         io.readx.in.mincnt = 0x1000;
 489         io.readx.in.maxcnt = 0x1000;
 490         status = smb_raw_read(cli->tree, &io);
 491         CHECK_STATUS(status, NT_STATUS_OK);
 492         CHECK_VALUE(io.readx.out.remaining, 0xFFFF);
 493         CHECK_VALUE(io.readx.out.compaction_mode, 0);
 494         CHECK_VALUE(io.readx.out.nread, io.readx.in.maxcnt);
 495         CHECK_BUFFER(buf, seed, io.readx.out.nread);
 496
 497         printf("Trying page + 1 sized read (check alignment)\n");
 498         io.readx.in.offset = 0;
 499         io.readx.in.mincnt = 0x1001;
 500         io.readx.in.maxcnt = 0x1001;
 501         status = smb_raw_read(cli->tree, &io);
 502         CHECK_STATUS(status, NT_STATUS_OK);
 503         CHECK_VALUE(io.readx.out.remaining, 0xFFFF);
 504         CHECK_VALUE(io.readx.out.compaction_mode, 0);
 505         CHECK_VALUE(io.readx.out.nread, io.readx.in.maxcnt);
 506         CHECK_BUFFER(buf, seed, io.readx.out.nread);
 507
 508         printf("Trying large read (UINT16_MAX)\n");
 509         io.readx.in.offset = 0;
 510         io.readx.in.mincnt = 0xFFFF;
 511         io.readx.in.maxcnt = 0xFFFF;
 512         status = smb_raw_read(cli->tree, &io);
 513         CHECK_STATUS(status, NT_STATUS_OK);
 514         CHECK_VALUE(io.readx.out.remaining, 0xFFFF);
 515         CHECK_VALUE(io.readx.out.compaction_mode, 0);
 516         CHECK_VALUE(io.readx.out.nread, io.readx.in.maxcnt);
 517         CHECK_BUFFER(buf, seed, io.readx.out.nread);
 518
 519         printf("Trying extra large read\n");
 520         io.readx.in.offset = 0;
 521         io.readx.in.mincnt = 100;
 522         io.readx.in.maxcnt = 80000;
 523         status = smb_raw_read(cli->tree, &io);
 524         CHECK_STATUS(status, NT_STATUS_OK);
 525         CHECK_VALUE(io.readx.out.remaining, 0xFFFF);
 526         CHECK_VALUE(io.readx.out.compaction_mode, 0);
 527         if (io.readx.out.nread == io.readx.in.maxcnt) {
 528                 printf("SAMBA: large read extension\n");
 529                 CHECK_VALUE(io.readx.out.nread, 80000);
 530         } else {
 531                 CHECK_VALUE(io.readx.out.nread, 0x10000);
 532         }
 533         CHECK_BUFFER(buf, seed, io.readx.out.nread);
 534
 535         printf("Trying mincnt > maxcnt\n");
 536         memset(buf, 0, maxsize);
 537         io.readx.in.offset = 0;
 538         io.readx.in.mincnt = 30000;
 539         io.readx.in.maxcnt = 20000;
 540         status = smb_raw_read(cli->tree, &io);
 541         CHECK_STATUS(status, NT_STATUS_OK);
 542         CHECK_VALUE(io.readx.out.remaining, 0xFFFF);
 543         CHECK_VALUE(io.readx.out.compaction_mode, 0);
 544         CHECK_VALUE(io.readx.out.nread, io.readx.in.maxcnt);
 545         CHECK_BUFFER(buf, seed, io.readx.out.nread);
 546
 547         printf("Trying mincnt < maxcnt\n");
 548         memset(buf, 0, maxsize);
 549         io.readx.in.offset = 0;
 550         io.readx.in.mincnt = 20000;
 551         io.readx.in.maxcnt = 30000;
 552         status = smb_raw_read(cli->tree, &io);
 553         CHECK_STATUS(status, NT_STATUS_OK);
 554         CHECK_VALUE(io.readx.out.remaining, 0xFFFF);
 555         CHECK_VALUE(io.readx.out.compaction_mode, 0);
 556         CHECK_VALUE(io.readx.out.nread, io.readx.in.maxcnt);
 557         CHECK_BUFFER(buf, seed, io.readx.out.nread);
 558
 559         if (cli->transport->negotiate.capabilities & CAP_LARGE_READX) {
 560                 printf("Trying large readx\n");
 561                 io.readx.in.offset = 0;
 562                 io.readx.in.mincnt = 0;
 563                 io.readx.in.maxcnt = 0x10000 - 1;
 564                 status = smb_raw_read(cli->tree, &io);
 565                 CHECK_STATUS(status, NT_STATUS_OK);
 566                 CHECK_VALUE(io.readx.out.nread, 0xFFFF);
 567
 568                 io.readx.in.maxcnt = 0x10000;
 569                 status = smb_raw_read(cli->tree, &io);
 570                 CHECK_STATUS(status, NT_STATUS_OK);
 571                 CHECK_VALUE(io.readx.out.nread, 0x10000);
 572
 573                 io.readx.in.maxcnt = 0x10001;
 574                 status = smb_raw_read(cli->tree, &io);
 575                 CHECK_STATUS(status, NT_STATUS_OK);
 576                 if (io.readx.out.nread == io.readx.in.maxcnt) {
 577                         printf("SAMBA: large read extension\n");
 578                         CHECK_VALUE(io.readx.out.nread, 0x10001);
 579                 } else {
 580                         CHECK_VALUE(io.readx.out.nread, 0x10000);
 581                 }
 582         } else {
 583                 printf("Server does not support the CAP_LARGE_READX extension\n");
 584         }
 585
 586         printf("Trying locked region\n");
 587         cli->session->pid++;
 588         if (NT_STATUS_IS_ERR(smbcli_lock(cli->tree, fnum, 103, 1, 0, WRITE_LOCK))) {
 589                 printf("Failed to lock file at %d\n", __LINE__);
 590                 ret = false;
 591                 goto done;
 592         }
 593         cli->session->pid--;
 594         memset(buf, 0, maxsize);
 595         io.readx.in.offset = 0;
 596         io.readx.in.mincnt = 100;
 597         io.readx.in.maxcnt = 200;
 598         status = smb_raw_read(cli->tree, &io);
 599         CHECK_STATUS(status, NT_STATUS_FILE_LOCK_CONFLICT);
 600
 601         if (!(cli->transport->negotiate.capabilities & CAP_LARGE_FILES)) {
 602                 printf("skipping large file tests - CAP_LARGE_FILES not set\n");
 603                 goto done;
 604         }
 605
 606         printf("Trying large offset read\n");
 607         io.readx.in.offset = ((uint64_t)0x2) << 32;
 608         io.readx.in.mincnt = 10;
 609         io.readx.in.maxcnt = 10;
 610         status = smb_raw_read(cli->tree, &io);
 611         CHECK_STATUS(status, NT_STATUS_OK);
 612         CHECK_VALUE(io.readx.out.nread, 0);
 613
 614         if (NT_STATUS_IS_ERR(smbcli_lock64(cli->tree, fnum, io.readx.in.offset, 1, 0, WRITE_LOCK))) {
 615                 printf("Failed to lock file at %d\n", __LINE__);
 616                 ret = false;
 617                 goto done;
 618         }
 619
 620         status = smb_raw_read(cli->tree, &io);
 621         CHECK_STATUS(status, NT_STATUS_OK);
 622         CHECK_VALUE(io.readx.out.nread, 0);
 623
 624 done:
 625         smbcli_close(cli->tree, fnum);
 626         smbcli_deltree(cli->tree, BASEDIR);
 627         return ret;
 628 }
 629
 630
 631 /*
 632   test readbraw ops
 633 */
 634 static bool test_readbraw(struct torture_context *tctx,
 635                                                   struct smbcli_state *cli)
 636 {
 637         union smb_read io;
 638         NTSTATUS status;
 639         bool ret = true;
 640         int fnum;
 641         uint8_t *buf;
 642         const int maxsize = 90000;
 643         const char *fname = BASEDIR "\\test.txt";
 644         const char *test_data = "TEST DATA";
 645         unsigned int seed = time(NULL);
 646
 647         if (!cli->transport->negotiate.readbraw_supported) {
 648                 printf("Server does not support readbraw - skipping\n");
 649                 return true;
 650         }
 651
 652         buf = talloc_zero_array(tctx, uint8_t, maxsize);
 653
 654         torture_assert(tctx, torture_setup_dir(cli, BASEDIR), "Failed to setup up test directory: " BASEDIR);
 655
 656         printf("Testing RAW_READ_READBRAW\n");
 657
 658         fnum = smbcli_open(cli->tree, fname, O_RDWR|O_CREAT, DENY_NONE);
 659         if (fnum == -1) {
 660                 printf("Failed to create %s - %s\n", fname, smbcli_errstr(cli->tree));
 661                 ret = false;
 662                 goto done;
 663         }
 664
 665         printf("Trying empty file read\n");
 666         io.generic.level = RAW_READ_READBRAW;
 667         io.readbraw.in.file.fnum = fnum;
 668         io.readbraw.in.mincnt = 1;
 669         io.readbraw.in.maxcnt = 1;
 670         io.readbraw.in.offset = 0;
 671         io.readbraw.in.timeout = 0;
 672         io.readbraw.out.data = buf;
 673         status = smb_raw_read(cli->tree, &io);
 674
 675         CHECK_STATUS(status, NT_STATUS_OK);
 676         CHECK_VALUE(io.readbraw.out.nread, 0);
 677
 678         printf("Trying zero file read\n");
 679         io.readbraw.in.mincnt = 0;
 680         io.readbraw.in.maxcnt = 0;
 681         status = smb_raw_read(cli->tree, &io);
 682         CHECK_STATUS(status, NT_STATUS_OK);
 683         CHECK_VALUE(io.readbraw.out.nread, 0);
 684
 685         printf("Trying bad fnum\n");
 686         io.readbraw.in.file.fnum = fnum+1;
 687         status = smb_raw_read(cli->tree, &io);
 688         CHECK_STATUS(status, NT_STATUS_OK);
 689         CHECK_VALUE(io.readbraw.out.nread, 0);
 690         io.readbraw.in.file.fnum = fnum;
 691
 692         smbcli_write(cli->tree, fnum, 0, test_data, 0, strlen(test_data));
 693
 694         printf("Trying small read\n");
 695         io.readbraw.in.file.fnum = fnum;
 696         io.readbraw.in.offset = 0;
 697         io.readbraw.in.mincnt = strlen(test_data);
 698         io.readbraw.in.maxcnt = strlen(test_data);
 699         status = smb_raw_read(cli->tree, &io);
 700         CHECK_STATUS(status, NT_STATUS_OK);
 701         CHECK_VALUE(io.readbraw.out.nread, strlen(test_data));
 702         if (memcmp(buf, test_data, strlen(test_data)) != 0) {
 703                 ret = false;
 704                 printf("incorrect data at %d!? (%s:%s)\n", __LINE__, test_data, buf);
 705                 goto done;
 706         }
 707
 708         printf("Trying short read\n");
 709         io.readbraw.in.offset = 1;
 710         io.readbraw.in.mincnt = strlen(test_data);
 711         io.readbraw.in.maxcnt = strlen(test_data);
 712         status = smb_raw_read(cli->tree, &io);
 713         CHECK_STATUS(status, NT_STATUS_OK);
 714         CHECK_VALUE(io.readbraw.out.nread, strlen(test_data)-1);
 715         if (memcmp(buf, test_data+1, strlen(test_data)-1) != 0) {
 716                 ret = false;
 717                 printf("incorrect data at %d!? (%s:%s)\n", __LINE__, test_data+1, buf);
 718                 goto done;
 719         }
 720
 721         if (cli->transport->negotiate.capabilities & CAP_LARGE_FILES) {
 722                 printf("Trying max offset\n");
 723                 io.readbraw.in.offset = ~0;
 724                 io.readbraw.in.mincnt = strlen(test_data);
 725                 io.readbraw.in.maxcnt = strlen(test_data);
 726                 status = smb_raw_read(cli->tree, &io);
 727                 CHECK_STATUS(status, NT_STATUS_OK);
 728                 CHECK_VALUE(io.readbraw.out.nread, 0);
 729         }
 730
 731         setup_buffer(buf, seed, maxsize);
 732         smbcli_write(cli->tree, fnum, 0, buf, 0, maxsize);
 733         memset(buf, 0, maxsize);
 734
 735         printf("Trying large read\n");
 736         io.readbraw.in.offset = 0;
 737         io.readbraw.in.mincnt = ~0;
 738         io.readbraw.in.maxcnt = ~0;
 739         status = smb_raw_read(cli->tree, &io);
 740         CHECK_STATUS(status, NT_STATUS_OK);
 741         CHECK_VALUE(io.readbraw.out.nread, 0xFFFF);
 742         CHECK_BUFFER(buf, seed, io.readbraw.out.nread);
 743
 744         printf("Trying mincnt > maxcnt\n");
 745         memset(buf, 0, maxsize);
 746         io.readbraw.in.offset = 0;
 747         io.readbraw.in.mincnt = 30000;
 748         io.readbraw.in.maxcnt = 20000;
 749         status = smb_raw_read(cli->tree, &io);
 750         CHECK_STATUS(status, NT_STATUS_OK);
 751         CHECK_VALUE(io.readbraw.out.nread, io.readbraw.in.maxcnt);
 752         CHECK_BUFFER(buf, seed, io.readbraw.out.nread);
 753
 754         printf("Trying mincnt < maxcnt\n");
 755         memset(buf, 0, maxsize);
 756         io.readbraw.in.offset = 0;
 757         io.readbraw.in.mincnt = 20000;
 758         io.readbraw.in.maxcnt = 30000;
 759         status = smb_raw_read(cli->tree, &io);
 760         CHECK_STATUS(status, NT_STATUS_OK);
 761         CHECK_VALUE(io.readbraw.out.nread, io.readbraw.in.maxcnt);
 762         CHECK_BUFFER(buf, seed, io.readbraw.out.nread);
 763
 764         printf("Trying locked region\n");
 765         cli->session->pid++;
 766         if (NT_STATUS_IS_ERR(smbcli_lock(cli->tree, fnum, 103, 1, 0, WRITE_LOCK))) {
 767                 printf("Failed to lock file at %d\n", __LINE__);
 768                 ret = false;
 769                 goto done;
 770         }
 771         cli->session->pid--;
 772         memset(buf, 0, maxsize);
 773         io.readbraw.in.offset = 0;
 774         io.readbraw.in.mincnt = 100;
 775         io.readbraw.in.maxcnt = 200;
 776         status = smb_raw_read(cli->tree, &io);
 777         CHECK_STATUS(status, NT_STATUS_OK);
 778         CHECK_VALUE(io.readbraw.out.nread, 0);
 779
 780         printf("Trying locked region with timeout\n");
 781         memset(buf, 0, maxsize);
 782         io.readbraw.in.offset = 0;
 783         io.readbraw.in.mincnt = 100;
 784         io.readbraw.in.maxcnt = 200;
 785         io.readbraw.in.timeout = 10000;
 786         status = smb_raw_read(cli->tree, &io);
 787         CHECK_STATUS(status, NT_STATUS_OK);
 788         CHECK_VALUE(io.readbraw.out.nread, 0);
 789
 790         if (cli->transport->negotiate.capabilities & CAP_LARGE_FILES) {
 791                 printf("Trying large offset read\n");
 792                 io.readbraw.in.offset = ((uint64_t)0x2) << 32;
 793                 io.readbraw.in.mincnt = 10;
 794                 io.readbraw.in.maxcnt = 10;
 795                 io.readbraw.in.timeout = 0;
 796                 status = smb_raw_read(cli->tree, &io);
 797                 CHECK_STATUS(status, NT_STATUS_OK);
 798                 CHECK_VALUE(io.readbraw.out.nread, 0);
 799         }
 800
 801 done:
 802         smbcli_close(cli->tree, fnum);
 803         smbcli_deltree(cli->tree, BASEDIR);
 804         return ret;
 805 }
 806
 807 /*
 808   test read for execute
 809 */
 810 static bool test_read_for_execute(struct torture_context *tctx,
 811                                                                   struct smbcli_state *cli)
 812 {
 813         union smb_open op;
 814         union smb_write wr;
 815         union smb_read rd;
 816         NTSTATUS status;
 817         bool ret = true;
 818         int fnum=0;
 819         uint8_t *buf;
 820         const int maxsize = 900;
 821         const char *fname = BASEDIR "\\test.txt";
 822         const uint8_t data[] = "TEST DATA";
 823
 824         buf = talloc_zero_array(tctx, uint8_t, maxsize);
 825
 826         torture_assert(tctx, torture_setup_dir(cli, BASEDIR), "Failed to setup up test directory: " BASEDIR);
 827
 828         printf("Testing RAW_READ_READX with read_for_execute\n");
 829
 830         op.generic.level = RAW_OPEN_NTCREATEX;
 831         op.ntcreatex.in.root_fid.fnum = 0;
 832         op.ntcreatex.in.flags = 0;
 833         op.ntcreatex.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
 834         op.ntcreatex.in.create_options = 0;
 835         op.ntcreatex.in.file_attr = FILE_ATTRIBUTE_NORMAL;
 836         op.ntcreatex.in.share_access = NTCREATEX_SHARE_ACCESS_READ | NTCREATEX_SHARE_ACCESS_WRITE;
 837         op.ntcreatex.in.alloc_size = 0;
 838         op.ntcreatex.in.open_disposition = NTCREATEX_DISP_CREATE;
 839         op.ntcreatex.in.impersonation = NTCREATEX_IMPERSONATION_ANONYMOUS;
 840         op.ntcreatex.in.security_flags = 0;
 841         op.ntcreatex.in.fname = fname;
 842         status = smb_raw_open(cli->tree, tctx, &op);
 843         CHECK_STATUS(status, NT_STATUS_OK);
 844         fnum = op.ntcreatex.out.file.fnum;
 845
 846         wr.generic.level = RAW_WRITE_WRITEX;
 847         wr.writex.in.file.fnum = fnum;
 848         wr.writex.in.offset = 0;
 849         wr.writex.in.wmode = 0;
 850         wr.writex.in.remaining = 0;
 851         wr.writex.in.count = ARRAY_SIZE(data);
 852         wr.writex.in.data = data;
 853         status = smb_raw_write(cli->tree, &wr);
 854         CHECK_STATUS(status, NT_STATUS_OK);
 855         CHECK_VALUE(wr.writex.out.nwritten, ARRAY_SIZE(data));
 856
 857         status = smbcli_close(cli->tree, fnum);
 858         CHECK_STATUS(status, NT_STATUS_OK);
 859
 860         printf("open file with SEC_FILE_EXECUTE\n");
 861         op.generic.level = RAW_OPEN_NTCREATEX;
 862         op.ntcreatex.in.root_fid.fnum = 0;
 863         op.ntcreatex.in.flags = 0;
 864         op.ntcreatex.in.access_mask = SEC_FILE_EXECUTE;
 865         op.ntcreatex.in.create_options = 0;
 866         op.ntcreatex.in.file_attr = FILE_ATTRIBUTE_NORMAL;
 867         op.ntcreatex.in.share_access = NTCREATEX_SHARE_ACCESS_READ | NTCREATEX_SHARE_ACCESS_WRITE;
 868         op.ntcreatex.in.alloc_size = 0;
 869         op.ntcreatex.in.open_disposition = NTCREATEX_DISP_OPEN;
 870         op.ntcreatex.in.impersonation = NTCREATEX_IMPERSONATION_ANONYMOUS;
 871         op.ntcreatex.in.security_flags = 0;
 872         op.ntcreatex.in.fname = fname;
 873         status = smb_raw_open(cli->tree, tctx, &op);
 874         CHECK_STATUS(status, NT_STATUS_OK);
 875         fnum = op.ntcreatex.out.file.fnum;
 876
 877         printf("read with FLAGS2_READ_PERMIT_EXECUTE\n");
 878         rd.generic.level = RAW_READ_READX;
 879         rd.readx.in.file.fnum = fnum;
 880         rd.readx.in.mincnt = 0;
 881         rd.readx.in.maxcnt = maxsize;
 882         rd.readx.in.offset = 0;
 883         rd.readx.in.remaining = 0;
 884         rd.readx.in.read_for_execute = true;
 885         rd.readx.out.data = buf;
 886         status = smb_raw_read(cli->tree, &rd);
 887         CHECK_STATUS(status, NT_STATUS_OK);
 888         CHECK_VALUE(rd.readx.out.nread, ARRAY_SIZE(data));
 889         CHECK_VALUE(rd.readx.out.remaining, 0xFFFF);
 890         CHECK_VALUE(rd.readx.out.compaction_mode, 0);
 891
 892         printf("read without FLAGS2_READ_PERMIT_EXECUTE (should fail)\n");
 893         rd.generic.level = RAW_READ_READX;
 894         rd.readx.in.file.fnum = fnum;
 895         rd.readx.in.mincnt = 0;
 896         rd.readx.in.maxcnt = maxsize;
 897         rd.readx.in.offset = 0;
 898         rd.readx.in.remaining = 0;
 899         rd.readx.in.read_for_execute = false;
 900         rd.readx.out.data = buf;
 901         status = smb_raw_read(cli->tree, &rd);
 902         CHECK_STATUS(status, NT_STATUS_ACCESS_DENIED);
 903
 904         status = smbcli_close(cli->tree, fnum);
 905         CHECK_STATUS(status, NT_STATUS_OK);
 906
 907         printf("open file with SEC_FILE_READ_DATA\n");
 908         op.generic.level = RAW_OPEN_NTCREATEX;
 909         op.ntcreatex.in.root_fid.fnum = 0;
 910         op.ntcreatex.in.flags = 0;
 911         op.ntcreatex.in.access_mask = SEC_FILE_READ_DATA;
 912         op.ntcreatex.in.create_options = 0;
 913         op.ntcreatex.in.file_attr = FILE_ATTRIBUTE_NORMAL;
 914         op.ntcreatex.in.share_access = NTCREATEX_SHARE_ACCESS_READ | NTCREATEX_SHARE_ACCESS_WRITE;
 915         op.ntcreatex.in.alloc_size = 0;
 916         op.ntcreatex.in.open_disposition = NTCREATEX_DISP_OPEN;
 917         op.ntcreatex.in.impersonation = NTCREATEX_IMPERSONATION_ANONYMOUS;
 918         op.ntcreatex.in.security_flags = 0;
 919         op.ntcreatex.in.fname = fname;
 920         status = smb_raw_open(cli->tree, tctx, &op);
 921         CHECK_STATUS(status, NT_STATUS_OK);
 922         fnum = op.ntcreatex.out.file.fnum;
 923
 924         printf("read with FLAGS2_READ_PERMIT_EXECUTE\n");
 925         rd.generic.level = RAW_READ_READX;
 926         rd.readx.in.file.fnum = fnum;
 927         rd.readx.in.mincnt = 0;
 928         rd.readx.in.maxcnt = maxsize;
 929         rd.readx.in.offset = 0;
 930         rd.readx.in.remaining = 0;
 931         rd.readx.in.read_for_execute = true;
 932         rd.readx.out.data = buf;
 933         status = smb_raw_read(cli->tree, &rd);
 934         CHECK_STATUS(status, NT_STATUS_OK);
 935         CHECK_VALUE(rd.readx.out.nread, ARRAY_SIZE(data));
 936         CHECK_VALUE(rd.readx.out.remaining, 0xFFFF);
 937         CHECK_VALUE(rd.readx.out.compaction_mode, 0);
 938
 939         printf("read without FLAGS2_READ_PERMIT_EXECUTE\n");
 940         rd.generic.level = RAW_READ_READX;
 941         rd.readx.in.file.fnum = fnum;
 942         rd.readx.in.mincnt = 0;
 943         rd.readx.in.maxcnt = maxsize;
 944         rd.readx.in.offset = 0;
 945         rd.readx.in.remaining = 0;
 946         rd.readx.in.read_for_execute = false;
 947         rd.readx.out.data = buf;
 948         status = smb_raw_read(cli->tree, &rd);
 949         CHECK_STATUS(status, NT_STATUS_OK);
 950         CHECK_VALUE(rd.readx.out.nread, ARRAY_SIZE(data));
 951         CHECK_VALUE(rd.readx.out.remaining, 0xFFFF);
 952         CHECK_VALUE(rd.readx.out.compaction_mode, 0);
 953
 954 done:
 955         smbcli_close(cli->tree, fnum);
 956         smbcli_deltree(cli->tree, BASEDIR);
 957         return ret;
 958 }
 959
 960
 961 /*
 962    basic testing of read calls
 963 */
 964 struct torture_suite *torture_raw_read(TALLOC_CTX *mem_ctx)
 965 {
 966         struct torture_suite *suite = torture_suite_create(mem_ctx, "read");
 967
 968         torture_suite_add_1smb_test(suite, "read", test_read);
 969         torture_suite_add_1smb_test(suite, "readx", test_readx);
 970         torture_suite_add_1smb_test(suite, "lockread", test_lockread);
 971         torture_suite_add_1smb_test(suite, "readbraw", test_readbraw);
 972         torture_suite_add_1smb_test(suite, "read for execute",
 973                 test_read_for_execute);
 974
 975         return suite;
 976 }