source3/libsmb/clifile.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    client file operations
   4    Copyright (C) Andrew Tridgell 1994-1998
   5    Copyright (C) Jeremy Allison 2001-2002
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20 */
  21
  22 #define NO_SYSLOG
  23
  24 #include "includes.h"
  25
  26 /****************************************************************************
  27  Hard/Symlink a file (UNIX extensions).
  28 ****************************************************************************/
  29
  30 static BOOL cli_link_internal(struct cli_state *cli, const char *fname_src, const char *fname_dst, BOOL hard_link)
  31 {
  32         unsigned int data_len = 0;
  33         unsigned int param_len = 0;
  34         uint16 setup = TRANSACT2_SETPATHINFO;
  35         char param[sizeof(pstring)+6];
  36         pstring data;
  37         char *rparam=NULL, *rdata=NULL;
  38         char *p;
  39
  40         memset(param, 0, sizeof(param));
  41         SSVAL(param,0,hard_link ? SMB_SET_FILE_UNIX_HLINK : SMB_SET_FILE_UNIX_LINK);
  42         p = &param[6];
  43
  44         p += clistr_push(cli, p, fname_src, -1, STR_TERMINATE);
  45         param_len = PTR_DIFF(p, param);
  46
  47         p = data;
  48         p += clistr_push(cli, p, fname_dst, -1, STR_TERMINATE);
  49         data_len = PTR_DIFF(p, data);
  50
  51         if (!cli_send_trans(cli, SMBtrans2,
  52                 NULL,                        /* name */
  53                 -1, 0,                          /* fid, flags */
  54                 &setup, 1, 0,                   /* setup, length, max */
  55                 param, param_len, 2,            /* param, length, max */
  56                 (char *)&data,  data_len, cli->max_xmit /* data, length, max */
  57                 )) {
  58                         return False;
  59         }
  60
  61         if (!cli_receive_trans(cli, SMBtrans2,
  62                 &rparam, &param_len,
  63                 &rdata, &data_len)) {
  64                         return False;
  65         }
  66
  67         SAFE_FREE(rdata);
  68         SAFE_FREE(rparam);
  69
  70         return True;
  71 }
  72
  73 /****************************************************************************
  74  Map standard UNIX permissions onto wire representations.
  75 ****************************************************************************/
  76
  77 uint32  unix_perms_to_wire(mode_t perms)
  78 {
  79         unsigned int ret = 0;
  80
  81         ret |= ((perms & S_IXOTH) ?  UNIX_X_OTH : 0);
  82         ret |= ((perms & S_IWOTH) ?  UNIX_W_OTH : 0);
  83         ret |= ((perms & S_IROTH) ?  UNIX_R_OTH : 0);
  84         ret |= ((perms & S_IXGRP) ?  UNIX_X_GRP : 0);
  85         ret |= ((perms & S_IWGRP) ?  UNIX_W_GRP : 0);
  86         ret |= ((perms & S_IRGRP) ?  UNIX_R_GRP : 0);
  87         ret |= ((perms & S_IXUSR) ?  UNIX_X_USR : 0);
  88         ret |= ((perms & S_IWUSR) ?  UNIX_W_USR : 0);
  89         ret |= ((perms & S_IRUSR) ?  UNIX_R_USR : 0);
  90 #ifdef S_ISVTX
  91         ret |= ((perms & S_ISVTX) ?  UNIX_STICKY : 0);
  92 #endif
  93 #ifdef S_ISGID
  94         ret |= ((perms & S_ISGID) ?  UNIX_SET_GID : 0);
  95 #endif
  96 #ifdef S_ISUID
  97         ret |= ((perms & S_ISUID) ?  UNIX_SET_UID : 0);
  98 #endif
  99         return ret;
 100 }
 101
 102 /****************************************************************************
 103  Symlink a file (UNIX extensions).
 104 ****************************************************************************/
 105
 106 BOOL cli_unix_symlink(struct cli_state *cli, const char *fname_src, const char *fname_dst)
 107 {
 108         return cli_link_internal(cli, fname_src, fname_dst, False);
 109 }
 110
 111 /****************************************************************************
 112  Hard a file (UNIX extensions).
 113 ****************************************************************************/
 114
 115 BOOL cli_unix_hardlink(struct cli_state *cli, const char *fname_src, const char *fname_dst)
 116 {
 117         return cli_link_internal(cli, fname_src, fname_dst, True);
 118 }
 119
 120 /****************************************************************************
 121  Chmod or chown a file internal (UNIX extensions).
 122 ****************************************************************************/
 123
 124 static BOOL cli_unix_chmod_chown_internal(struct cli_state *cli, const char *fname, uint32 mode, uint32 uid, uint32 gid)
 125 {
 126         unsigned int data_len = 0;
 127         unsigned int param_len = 0;
 128         uint16 setup = TRANSACT2_SETPATHINFO;
 129         char param[sizeof(pstring)+6];
 130         char data[100];
 131         char *rparam=NULL, *rdata=NULL;
 132         char *p;
 133
 134         memset(param, 0, sizeof(param));
 135         memset(data, 0, sizeof(data));
 136         SSVAL(param,0,SMB_SET_FILE_UNIX_BASIC);
 137         p = &param[6];
 138
 139         p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
 140         param_len = PTR_DIFF(p, param);
 141
 142         SIVAL(data,40,uid);
 143         SIVAL(data,48,gid);
 144         SIVAL(data,84,mode);
 145
 146         data_len = 100;
 147
 148         if (!cli_send_trans(cli, SMBtrans2,
 149                 NULL,                        /* name */
 150                 -1, 0,                          /* fid, flags */
 151                 &setup, 1, 0,                   /* setup, length, max */
 152                 param, param_len, 2,            /* param, length, max */
 153                 (char *)&data,  data_len, cli->max_xmit /* data, length, max */
 154                 )) {
 155                         return False;
 156         }
 157
 158         if (!cli_receive_trans(cli, SMBtrans2,
 159                 &rparam, &param_len,
 160                 &rdata, &data_len)) {
 161                         return False;
 162         }
 163
 164         SAFE_FREE(rdata);
 165         SAFE_FREE(rparam);
 166
 167         return True;
 168 }
 169
 170 /****************************************************************************
 171  chmod a file (UNIX extensions).
 172 ****************************************************************************/
 173
 174 BOOL cli_unix_chmod(struct cli_state *cli, const char *fname, mode_t mode)
 175 {
 176         return cli_unix_chmod_chown_internal(cli, fname,
 177                 unix_perms_to_wire(mode), SMB_UID_NO_CHANGE, SMB_GID_NO_CHANGE);
 178 }
 179
 180 /****************************************************************************
 181  chown a file (UNIX extensions).
 182 ****************************************************************************/
 183
 184 BOOL cli_unix_chown(struct cli_state *cli, const char *fname, uid_t uid, gid_t gid)
 185 {
 186         return cli_unix_chmod_chown_internal(cli, fname, SMB_MODE_NO_CHANGE, (uint32)uid, (uint32)gid);
 187 }
 188
 189 /****************************************************************************
 190  Rename a file.
 191 ****************************************************************************/
 192
 193 BOOL cli_rename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
 194 {
 195         char *p;
 196
 197         memset(cli->outbuf,'\0',smb_size);
 198         memset(cli->inbuf,'\0',smb_size);
 199
 200         set_message(cli->outbuf,1, 0, True);
 201
 202         SCVAL(cli->outbuf,smb_com,SMBmv);
 203         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 204         cli_setup_packet(cli);
 205
 206         SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
 207
 208         p = smb_buf(cli->outbuf);
 209         *p++ = 4;
 210         p += clistr_push(cli, p, fname_src, -1, STR_TERMINATE);
 211         *p++ = 4;
 212         p += clistr_push(cli, p, fname_dst, -1, STR_TERMINATE);
 213
 214         cli_setup_bcc(cli, p);
 215
 216         cli_send_smb(cli);
 217         if (!cli_receive_smb(cli))
 218                 return False;
 219
 220         if (cli_is_error(cli))
 221                 return False;
 222
 223         return True;
 224 }
 225
 226 /****************************************************************************
 227  NT Rename a file.
 228 ****************************************************************************/
 229
 230 BOOL cli_ntrename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
 231 {
 232         char *p;
 233
 234         memset(cli->outbuf,'\0',smb_size);
 235         memset(cli->inbuf,'\0',smb_size);
 236
 237         set_message(cli->outbuf, 4, 0, True);
 238
 239         SCVAL(cli->outbuf,smb_com,SMBntrename);
 240         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 241         cli_setup_packet(cli);
 242
 243         SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
 244         SSVAL(cli->outbuf,smb_vwv1, RENAME_FLAG_RENAME);
 245
 246         p = smb_buf(cli->outbuf);
 247         *p++ = 4;
 248         p += clistr_push(cli, p, fname_src, -1, STR_TERMINATE);
 249         *p++ = 4;
 250         p += clistr_push(cli, p, fname_dst, -1, STR_TERMINATE);
 251
 252         cli_setup_bcc(cli, p);
 253
 254         cli_send_smb(cli);
 255         if (!cli_receive_smb(cli))
 256                 return False;
 257
 258         if (cli_is_error(cli))
 259                 return False;
 260
 261         return True;
 262 }
 263
 264 /****************************************************************************
 265  Delete a file.
 266 ****************************************************************************/
 267
 268 BOOL cli_unlink(struct cli_state *cli, const char *fname)
 269 {
 270         char *p;
 271
 272         memset(cli->outbuf,'\0',smb_size);
 273         memset(cli->inbuf,'\0',smb_size);
 274
 275         set_message(cli->outbuf,1, 0,True);
 276
 277         SCVAL(cli->outbuf,smb_com,SMBunlink);
 278         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 279         cli_setup_packet(cli);
 280
 281         SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN);
 282
 283         p = smb_buf(cli->outbuf);
 284         *p++ = 4;
 285         p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
 286
 287         cli_setup_bcc(cli, p);
 288         cli_send_smb(cli);
 289         if (!cli_receive_smb(cli)) {
 290                 return False;
 291         }
 292
 293         if (cli_is_error(cli)) {
 294                 return False;
 295         }
 296
 297         return True;
 298 }
 299
 300 /****************************************************************************
 301  Create a directory.
 302 ****************************************************************************/
 303
 304 BOOL cli_mkdir(struct cli_state *cli, const char *dname)
 305 {
 306         char *p;
 307
 308         memset(cli->outbuf,'\0',smb_size);
 309         memset(cli->inbuf,'\0',smb_size);
 310
 311         set_message(cli->outbuf,0, 0,True);
 312
 313         SCVAL(cli->outbuf,smb_com,SMBmkdir);
 314         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 315         cli_setup_packet(cli);
 316
 317         p = smb_buf(cli->outbuf);
 318         *p++ = 4;
 319         p += clistr_push(cli, p, dname, -1, STR_TERMINATE);
 320
 321         cli_setup_bcc(cli, p);
 322
 323         cli_send_smb(cli);
 324         if (!cli_receive_smb(cli)) {
 325                 return False;
 326         }
 327
 328         if (cli_is_error(cli)) {
 329                 return False;
 330         }
 331
 332         return True;
 333 }
 334
 335 /****************************************************************************
 336  Remove a directory.
 337 ****************************************************************************/
 338
 339 BOOL cli_rmdir(struct cli_state *cli, const char *dname)
 340 {
 341         char *p;
 342
 343         memset(cli->outbuf,'\0',smb_size);
 344         memset(cli->inbuf,'\0',smb_size);
 345
 346         set_message(cli->outbuf,0, 0, True);
 347
 348         SCVAL(cli->outbuf,smb_com,SMBrmdir);
 349         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 350         cli_setup_packet(cli);
 351
 352         p = smb_buf(cli->outbuf);
 353         *p++ = 4;
 354         p += clistr_push(cli, p, dname, -1, STR_TERMINATE);
 355
 356         cli_setup_bcc(cli, p);
 357
 358         cli_send_smb(cli);
 359         if (!cli_receive_smb(cli)) {
 360                 return False;
 361         }
 362
 363         if (cli_is_error(cli)) {
 364                 return False;
 365         }
 366
 367         return True;
 368 }
 369
 370 /****************************************************************************
 371  Set or clear the delete on close flag.
 372 ****************************************************************************/
 373
 374 int cli_nt_delete_on_close(struct cli_state *cli, int fnum, BOOL flag)
 375 {
 376         unsigned int data_len = 1;
 377         unsigned int param_len = 6;
 378         uint16 setup = TRANSACT2_SETFILEINFO;
 379         pstring param;
 380         unsigned char data;
 381         char *rparam=NULL, *rdata=NULL;
 382
 383         memset(param, 0, param_len);
 384         SSVAL(param,0,fnum);
 385         SSVAL(param,2,SMB_SET_FILE_DISPOSITION_INFO);
 386
 387         data = flag ? 1 : 0;
 388
 389         if (!cli_send_trans(cli, SMBtrans2,
 390                                                 NULL,                        /* name */
 391                                                 -1, 0,                          /* fid, flags */
 392                                                 &setup, 1, 0,                   /* setup, length, max */
 393                                                 param, param_len, 2,            /* param, length, max */
 394                                                 (char *)&data,  data_len, cli->max_xmit /* data, length, max */
 395                                                 )) {
 396                 return False;
 397         }
 398
 399         if (!cli_receive_trans(cli, SMBtrans2,
 400                                                 &rparam, &param_len,
 401                                                 &rdata, &data_len)) {
 402                 return False;
 403         }
 404
 405         SAFE_FREE(rdata);
 406         SAFE_FREE(rparam);
 407
 408         return True;
 409 }
 410
 411 /****************************************************************************
 412  Open a file - exposing the full horror of the NT API :-).
 413  Used in smbtorture.
 414 ****************************************************************************/
 415
 416 int cli_nt_create_full(struct cli_state *cli, const char *fname,
 417                  uint32 CreatFlags, uint32 DesiredAccess,
 418                  uint32 FileAttributes, uint32 ShareAccess,
 419                  uint32 CreateDisposition, uint32 CreateOptions,
 420                  uint8 SecuityFlags)
 421 {
 422         char *p;
 423         int len;
 424
 425         memset(cli->outbuf,'\0',smb_size);
 426         memset(cli->inbuf,'\0',smb_size);
 427
 428         set_message(cli->outbuf,24,0,True);
 429
 430         SCVAL(cli->outbuf,smb_com,SMBntcreateX);
 431         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 432         cli_setup_packet(cli);
 433
 434         SSVAL(cli->outbuf,smb_vwv0,0xFF);
 435         if (cli->use_oplocks)
 436                 CreatFlags |= (REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK);
 437
 438         SIVAL(cli->outbuf,smb_ntcreate_Flags, CreatFlags);
 439         SIVAL(cli->outbuf,smb_ntcreate_RootDirectoryFid, 0x0);
 440         SIVAL(cli->outbuf,smb_ntcreate_DesiredAccess, DesiredAccess);
 441         SIVAL(cli->outbuf,smb_ntcreate_FileAttributes, FileAttributes);
 442         SIVAL(cli->outbuf,smb_ntcreate_ShareAccess, ShareAccess);
 443         SIVAL(cli->outbuf,smb_ntcreate_CreateDisposition, CreateDisposition);
 444         SIVAL(cli->outbuf,smb_ntcreate_CreateOptions, CreateOptions);
 445         SIVAL(cli->outbuf,smb_ntcreate_ImpersonationLevel, 0x02);
 446         SCVAL(cli->outbuf,smb_ntcreate_SecurityFlags, SecuityFlags);
 447
 448         p = smb_buf(cli->outbuf);
 449         /* this alignment and termination is critical for netapp filers. Don't change */
 450         p += clistr_align_out(cli, p, 0);
 451         len = clistr_push(cli, p, fname, -1, 0);
 452         p += len;
 453         SSVAL(cli->outbuf,smb_ntcreate_NameLength, len);
 454         /* sigh. this copes with broken netapp filer behaviour */
 455         p += clistr_push(cli, p, "", -1, STR_TERMINATE);
 456
 457         cli_setup_bcc(cli, p);
 458
 459         cli_send_smb(cli);
 460         if (!cli_receive_smb(cli)) {
 461                 return -1;
 462         }
 463
 464         if (cli_is_error(cli)) {
 465                 return -1;
 466         }
 467
 468         return SVAL(cli->inbuf,smb_vwv2 + 1);
 469 }
 470
 471 /****************************************************************************
 472  Open a file.
 473 ****************************************************************************/
 474
 475 int cli_nt_create(struct cli_state *cli, const char *fname, uint32 DesiredAccess)
 476 {
 477         return cli_nt_create_full(cli, fname, 0, DesiredAccess, 0,
 478                                 FILE_SHARE_READ|FILE_SHARE_WRITE, FILE_EXISTS_OPEN, 0x0, 0x0);
 479 }
 480
 481 /****************************************************************************
 482  Open a file
 483  WARNING: if you open with O_WRONLY then getattrE won't work!
 484 ****************************************************************************/
 485
 486 int cli_open(struct cli_state *cli, const char *fname, int flags, int share_mode)
 487 {
 488         char *p;
 489         unsigned openfn=0;
 490         unsigned accessmode=0;
 491
 492         if (flags & O_CREAT)
 493                 openfn |= (1<<4);
 494         if (!(flags & O_EXCL)) {
 495                 if (flags & O_TRUNC)
 496                         openfn |= (1<<1);
 497                 else
 498                         openfn |= (1<<0);
 499         }
 500
 501         accessmode = (share_mode<<4);
 502
 503         if ((flags & O_ACCMODE) == O_RDWR) {
 504                 accessmode |= 2;
 505         } else if ((flags & O_ACCMODE) == O_WRONLY) {
 506                 accessmode |= 1;
 507         }
 508
 509 #if defined(O_SYNC)
 510         if ((flags & O_SYNC) == O_SYNC) {
 511                 accessmode |= (1<<14);
 512         }
 513 #endif /* O_SYNC */
 514
 515         if (share_mode == DENY_FCB) {
 516                 accessmode = 0xFF;
 517         }
 518
 519         memset(cli->outbuf,'\0',smb_size);
 520         memset(cli->inbuf,'\0',smb_size);
 521
 522         set_message(cli->outbuf,15,0,True);
 523
 524         SCVAL(cli->outbuf,smb_com,SMBopenX);
 525         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 526         cli_setup_packet(cli);
 527
 528         SSVAL(cli->outbuf,smb_vwv0,0xFF);
 529         SSVAL(cli->outbuf,smb_vwv2,0);  /* no additional info */
 530         SSVAL(cli->outbuf,smb_vwv3,accessmode);
 531         SSVAL(cli->outbuf,smb_vwv4,aSYSTEM | aHIDDEN);
 532         SSVAL(cli->outbuf,smb_vwv5,0);
 533         SSVAL(cli->outbuf,smb_vwv8,openfn);
 534
 535         if (cli->use_oplocks) {
 536                 /* if using oplocks then ask for a batch oplock via
 537                    core and extended methods */
 538                 SCVAL(cli->outbuf,smb_flg, CVAL(cli->outbuf,smb_flg)|
 539                         FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK);
 540                 SSVAL(cli->outbuf,smb_vwv2,SVAL(cli->outbuf,smb_vwv2) | 6);
 541         }
 542
 543         p = smb_buf(cli->outbuf);
 544         p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
 545
 546         cli_setup_bcc(cli, p);
 547
 548         cli_send_smb(cli);
 549         if (!cli_receive_smb(cli)) {
 550                 return -1;
 551         }
 552
 553         if (cli_is_error(cli)) {
 554                 return -1;
 555         }
 556
 557         return SVAL(cli->inbuf,smb_vwv2);
 558 }
 559
 560 /****************************************************************************
 561  Close a file.
 562 ****************************************************************************/
 563
 564 BOOL cli_close(struct cli_state *cli, int fnum)
 565 {
 566         memset(cli->outbuf,'\0',smb_size);
 567         memset(cli->inbuf,'\0',smb_size);
 568
 569         set_message(cli->outbuf,3,0,True);
 570
 571         SCVAL(cli->outbuf,smb_com,SMBclose);
 572         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 573         cli_setup_packet(cli);
 574
 575         SSVAL(cli->outbuf,smb_vwv0,fnum);
 576         SIVALS(cli->outbuf,smb_vwv1,-1);
 577
 578         cli_send_smb(cli);
 579         if (!cli_receive_smb(cli)) {
 580                 return False;
 581         }
 582
 583         return !cli_is_error(cli);
 584 }
 585
 586
 587 /****************************************************************************
 588  send a lock with a specified locktype
 589  this is used for testing LOCKING_ANDX_CANCEL_LOCK
 590 ****************************************************************************/
 591 NTSTATUS cli_locktype(struct cli_state *cli, int fnum,
 592                       uint32 offset, uint32 len, int timeout, unsigned char locktype)
 593 {
 594         char *p;
 595         int saved_timeout = cli->timeout;
 596
 597         memset(cli->outbuf,'\0',smb_size);
 598         memset(cli->inbuf,'\0', smb_size);
 599
 600         set_message(cli->outbuf,8,0,True);
 601
 602         SCVAL(cli->outbuf,smb_com,SMBlockingX);
 603         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 604         cli_setup_packet(cli);
 605
 606         SCVAL(cli->outbuf,smb_vwv0,0xFF);
 607         SSVAL(cli->outbuf,smb_vwv2,fnum);
 608         SCVAL(cli->outbuf,smb_vwv3,locktype);
 609         SIVALS(cli->outbuf, smb_vwv4, timeout);
 610         SSVAL(cli->outbuf,smb_vwv6,0);
 611         SSVAL(cli->outbuf,smb_vwv7,1);
 612
 613         p = smb_buf(cli->outbuf);
 614         SSVAL(p, 0, cli->pid);
 615         SIVAL(p, 2, offset);
 616         SIVAL(p, 6, len);
 617
 618         p += 10;
 619
 620         cli_setup_bcc(cli, p);
 621
 622         cli_send_smb(cli);
 623
 624         if (timeout != 0) {
 625                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000);
 626         }
 627
 628         if (!cli_receive_smb(cli)) {
 629                 cli->timeout = saved_timeout;
 630                 return NT_STATUS_UNSUCCESSFUL;
 631         }
 632
 633         cli->timeout = saved_timeout;
 634
 635         return cli_nt_error(cli);
 636 }
 637
 638
 639 /****************************************************************************
 640  Lock a file.
 641  note that timeout is in units of 2 milliseconds
 642 ****************************************************************************/
 643 BOOL cli_lock(struct cli_state *cli, int fnum,
 644               uint32 offset, uint32 len, int timeout, enum brl_type lock_type)
 645 {
 646         char *p;
 647         int saved_timeout = cli->timeout;
 648
 649         memset(cli->outbuf,'\0',smb_size);
 650         memset(cli->inbuf,'\0', smb_size);
 651
 652         set_message(cli->outbuf,8,0,True);
 653
 654         SCVAL(cli->outbuf,smb_com,SMBlockingX);
 655         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 656         cli_setup_packet(cli);
 657
 658         SCVAL(cli->outbuf,smb_vwv0,0xFF);
 659         SSVAL(cli->outbuf,smb_vwv2,fnum);
 660         SCVAL(cli->outbuf,smb_vwv3,(lock_type == READ_LOCK? 1 : 0));
 661         SIVALS(cli->outbuf, smb_vwv4, timeout);
 662         SSVAL(cli->outbuf,smb_vwv6,0);
 663         SSVAL(cli->outbuf,smb_vwv7,1);
 664
 665         p = smb_buf(cli->outbuf);
 666         SSVAL(p, 0, cli->pid);
 667         SIVAL(p, 2, offset);
 668         SIVAL(p, 6, len);
 669
 670         p += 10;
 671
 672         cli_setup_bcc(cli, p);
 673
 674         cli_send_smb(cli);
 675
 676         if (timeout != 0) {
 677                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout*2 + 5*1000);
 678         }
 679
 680         if (!cli_receive_smb(cli)) {
 681                 cli->timeout = saved_timeout;
 682                 return False;
 683         }
 684
 685         cli->timeout = saved_timeout;
 686
 687         if (cli_is_error(cli)) {
 688                 return False;
 689         }
 690
 691         return True;
 692 }
 693
 694 /****************************************************************************
 695  Unlock a file.
 696 ****************************************************************************/
 697
 698 BOOL cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len)
 699 {
 700         char *p;
 701
 702         memset(cli->outbuf,'\0',smb_size);
 703         memset(cli->inbuf,'\0',smb_size);
 704
 705         set_message(cli->outbuf,8,0,True);
 706
 707         SCVAL(cli->outbuf,smb_com,SMBlockingX);
 708         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 709         cli_setup_packet(cli);
 710
 711         SCVAL(cli->outbuf,smb_vwv0,0xFF);
 712         SSVAL(cli->outbuf,smb_vwv2,fnum);
 713         SCVAL(cli->outbuf,smb_vwv3,0);
 714         SIVALS(cli->outbuf, smb_vwv4, 0);
 715         SSVAL(cli->outbuf,smb_vwv6,1);
 716         SSVAL(cli->outbuf,smb_vwv7,0);
 717
 718         p = smb_buf(cli->outbuf);
 719         SSVAL(p, 0, cli->pid);
 720         SIVAL(p, 2, offset);
 721         SIVAL(p, 6, len);
 722         p += 10;
 723         cli_setup_bcc(cli, p);
 724         cli_send_smb(cli);
 725         if (!cli_receive_smb(cli)) {
 726                 return False;
 727         }
 728
 729         if (cli_is_error(cli)) {
 730                 return False;
 731         }
 732
 733         return True;
 734 }
 735
 736 /****************************************************************************
 737  Lock a file with 64 bit offsets.
 738 ****************************************************************************/
 739
 740 BOOL cli_lock64(struct cli_state *cli, int fnum,
 741                 SMB_BIG_UINT offset, SMB_BIG_UINT len, int timeout, enum brl_type lock_type)
 742 {
 743         char *p;
 744         int saved_timeout = cli->timeout;
 745         int ltype;
 746
 747         if (! (cli->capabilities & CAP_LARGE_FILES)) {
 748                 return cli_lock(cli, fnum, offset, len, timeout, lock_type);
 749         }
 750
 751         ltype = (lock_type == READ_LOCK? 1 : 0);
 752         ltype |= LOCKING_ANDX_LARGE_FILES;
 753
 754         memset(cli->outbuf,'\0',smb_size);
 755         memset(cli->inbuf,'\0', smb_size);
 756
 757         set_message(cli->outbuf,8,0,True);
 758
 759         SCVAL(cli->outbuf,smb_com,SMBlockingX);
 760         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 761         cli_setup_packet(cli);
 762
 763         SCVAL(cli->outbuf,smb_vwv0,0xFF);
 764         SSVAL(cli->outbuf,smb_vwv2,fnum);
 765         SCVAL(cli->outbuf,smb_vwv3,ltype);
 766         SIVALS(cli->outbuf, smb_vwv4, timeout);
 767         SSVAL(cli->outbuf,smb_vwv6,0);
 768         SSVAL(cli->outbuf,smb_vwv7,1);
 769
 770         p = smb_buf(cli->outbuf);
 771         SIVAL(p, 0, cli->pid);
 772         SOFF_T_R(p, 4, offset);
 773         SOFF_T_R(p, 12, len);
 774         p += 20;
 775
 776         cli_setup_bcc(cli, p);
 777         cli_send_smb(cli);
 778
 779         if (timeout != 0) {
 780                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 5*1000);
 781         }
 782
 783         if (!cli_receive_smb(cli)) {
 784                 cli->timeout = saved_timeout;
 785                 return False;
 786         }
 787
 788         cli->timeout = saved_timeout;
 789
 790         if (cli_is_error(cli)) {
 791                 return False;
 792         }
 793
 794         return True;
 795 }
 796
 797 /****************************************************************************
 798  Unlock a file with 64 bit offsets.
 799 ****************************************************************************/
 800
 801 BOOL cli_unlock64(struct cli_state *cli, int fnum, SMB_BIG_UINT offset, SMB_BIG_UINT len)
 802 {
 803         char *p;
 804
 805         if (! (cli->capabilities & CAP_LARGE_FILES)) {
 806                 return cli_unlock(cli, fnum, offset, len);
 807         }
 808
 809         memset(cli->outbuf,'\0',smb_size);
 810         memset(cli->inbuf,'\0',smb_size);
 811
 812         set_message(cli->outbuf,8,0,True);
 813
 814         SCVAL(cli->outbuf,smb_com,SMBlockingX);
 815         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 816         cli_setup_packet(cli);
 817
 818         SCVAL(cli->outbuf,smb_vwv0,0xFF);
 819         SSVAL(cli->outbuf,smb_vwv2,fnum);
 820         SCVAL(cli->outbuf,smb_vwv3,LOCKING_ANDX_LARGE_FILES);
 821         SIVALS(cli->outbuf, smb_vwv4, 0);
 822         SSVAL(cli->outbuf,smb_vwv6,1);
 823         SSVAL(cli->outbuf,smb_vwv7,0);
 824
 825         p = smb_buf(cli->outbuf);
 826         SIVAL(p, 0, cli->pid);
 827         SOFF_T_R(p, 4, offset);
 828         SOFF_T_R(p, 12, len);
 829         p += 20;
 830         cli_setup_bcc(cli, p);
 831         cli_send_smb(cli);
 832         if (!cli_receive_smb(cli)) {
 833                 return False;
 834         }
 835
 836         if (cli_is_error(cli)) {
 837                 return False;
 838         }
 839
 840         return True;
 841 }
 842
 843
 844 /****************************************************************************
 845  Do a SMBgetattrE call.
 846 ****************************************************************************/
 847
 848 BOOL cli_getattrE(struct cli_state *cli, int fd,
 849                   uint16 *attr, SMB_BIG_UINT *size,
 850                   time_t *c_time, time_t *a_time, time_t *m_time)
 851 {
 852         memset(cli->outbuf,'\0',smb_size);
 853         memset(cli->inbuf,'\0',smb_size);
 854
 855         set_message(cli->outbuf,1,0,True);
 856
 857         SCVAL(cli->outbuf,smb_com,SMBgetattrE);
 858         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 859         cli_setup_packet(cli);
 860
 861         SSVAL(cli->outbuf,smb_vwv0,fd);
 862
 863         cli_send_smb(cli);
 864         if (!cli_receive_smb(cli)) {
 865                 return False;
 866         }
 867
 868         if (cli_is_error(cli)) {
 869                 return False;
 870         }
 871
 872         if (size) {
 873                 *size = IVAL(cli->inbuf, smb_vwv6);
 874         }
 875
 876         if (attr) {
 877                 *attr = SVAL(cli->inbuf,smb_vwv10);
 878         }
 879
 880         if (c_time) {
 881                 *c_time = make_unix_date3(cli->inbuf+smb_vwv0);
 882         }
 883
 884         if (a_time) {
 885                 *a_time = make_unix_date3(cli->inbuf+smb_vwv2);
 886         }
 887
 888         if (m_time) {
 889                 *m_time = make_unix_date3(cli->inbuf+smb_vwv4);
 890         }
 891
 892         return True;
 893 }
 894
 895 /****************************************************************************
 896  Do a SMBgetatr call
 897 ****************************************************************************/
 898
 899 BOOL cli_getatr(struct cli_state *cli, const char *fname,
 900                 uint16 *attr, size_t *size, time_t *t)
 901 {
 902         char *p;
 903
 904         memset(cli->outbuf,'\0',smb_size);
 905         memset(cli->inbuf,'\0',smb_size);
 906
 907         set_message(cli->outbuf,0,0,True);
 908
 909         SCVAL(cli->outbuf,smb_com,SMBgetatr);
 910         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 911         cli_setup_packet(cli);
 912
 913         p = smb_buf(cli->outbuf);
 914         *p++ = 4;
 915         p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
 916
 917         cli_setup_bcc(cli, p);
 918
 919         cli_send_smb(cli);
 920         if (!cli_receive_smb(cli)) {
 921                 return False;
 922         }
 923
 924         if (cli_is_error(cli)) {
 925                 return False;
 926         }
 927
 928         if (size) {
 929                 *size = IVAL(cli->inbuf, smb_vwv3);
 930         }
 931
 932         if (t) {
 933                 *t = make_unix_date3(cli->inbuf+smb_vwv1);
 934         }
 935
 936         if (attr) {
 937                 *attr = SVAL(cli->inbuf,smb_vwv0);
 938         }
 939
 940
 941         return True;
 942 }
 943
 944 /****************************************************************************
 945  Do a SMBsetatr call.
 946 ****************************************************************************/
 947
 948 BOOL cli_setatr(struct cli_state *cli, const char *fname, uint16 attr, time_t t)
 949 {
 950         char *p;
 951
 952         memset(cli->outbuf,'\0',smb_size);
 953         memset(cli->inbuf,'\0',smb_size);
 954
 955         set_message(cli->outbuf,8,0,True);
 956
 957         SCVAL(cli->outbuf,smb_com,SMBsetatr);
 958         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 959         cli_setup_packet(cli);
 960
 961         SSVAL(cli->outbuf,smb_vwv0, attr);
 962         put_dos_date3(cli->outbuf,smb_vwv1, t);
 963
 964         p = smb_buf(cli->outbuf);
 965         *p++ = 4;
 966         p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
 967         *p++ = 4;
 968
 969         cli_setup_bcc(cli, p);
 970
 971         cli_send_smb(cli);
 972         if (!cli_receive_smb(cli)) {
 973                 return False;
 974         }
 975
 976         if (cli_is_error(cli)) {
 977                 return False;
 978         }
 979
 980         return True;
 981 }
 982
 983 /****************************************************************************
 984  Check for existance of a dir.
 985 ****************************************************************************/
 986 BOOL cli_chkpath(struct cli_state *cli, const char *path)
 987 {
 988         pstring path2;
 989         char *p;
 990
 991         pstrcpy(path2,path);
 992         trim_char(path2,'\0','\\');
 993         if (!*path2)
 994                 *path2 = '\\';
 995
 996         memset(cli->outbuf,'\0',smb_size);
 997         set_message(cli->outbuf,0,0,True);
 998         SCVAL(cli->outbuf,smb_com,SMBchkpth);
 999         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1000         cli_setup_packet(cli);
1001         p = smb_buf(cli->outbuf);
1002         *p++ = 4;
1003         p += clistr_push(cli, p, path2, -1, STR_TERMINATE);
1004
1005         cli_setup_bcc(cli, p);
1006
1007         cli_send_smb(cli);
1008         if (!cli_receive_smb(cli)) {
1009                 return False;
1010         }
1011
1012         if (cli_is_error(cli)) return False;
1013
1014         return True;
1015 }
1016
1017 /****************************************************************************
1018  Query disk space.
1019 ****************************************************************************/
1020
1021 BOOL cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
1022 {
1023         memset(cli->outbuf,'\0',smb_size);
1024         set_message(cli->outbuf,0,0,True);
1025         SCVAL(cli->outbuf,smb_com,SMBdskattr);
1026         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1027         cli_setup_packet(cli);
1028
1029         cli_send_smb(cli);
1030         if (!cli_receive_smb(cli)) {
1031                 return False;
1032         }
1033
1034         *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2);
1035         *total = SVAL(cli->inbuf,smb_vwv0);
1036         *avail = SVAL(cli->inbuf,smb_vwv3);
1037
1038         return True;
1039 }
1040
1041 /****************************************************************************
1042  Create and open a temporary file.
1043 ****************************************************************************/
1044
1045 int cli_ctemp(struct cli_state *cli, const char *path, char **tmp_path)
1046 {
1047         int len;
1048         char *p;
1049
1050         memset(cli->outbuf,'\0',smb_size);
1051         memset(cli->inbuf,'\0',smb_size);
1052
1053         set_message(cli->outbuf,3,0,True);
1054
1055         SCVAL(cli->outbuf,smb_com,SMBctemp);
1056         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1057         cli_setup_packet(cli);
1058
1059         SSVAL(cli->outbuf,smb_vwv0,0);
1060         SIVALS(cli->outbuf,smb_vwv1,-1);
1061
1062         p = smb_buf(cli->outbuf);
1063         *p++ = 4;
1064         p += clistr_push(cli, p, path, -1, STR_TERMINATE);
1065
1066         cli_setup_bcc(cli, p);
1067
1068         cli_send_smb(cli);
1069         if (!cli_receive_smb(cli)) {
1070                 return -1;
1071         }
1072
1073         if (cli_is_error(cli)) {
1074                 return -1;
1075         }
1076
1077         /* despite the spec, the result has a -1, followed by
1078            length, followed by name */
1079         p = smb_buf(cli->inbuf);
1080         p += 4;
1081         len = smb_buflen(cli->inbuf) - 4;
1082         if (len <= 0) return -1;
1083
1084         if (tmp_path) {
1085                 pstring path2;
1086                 clistr_pull(cli, path2, p,
1087                             sizeof(path2), len, STR_ASCII);
1088                 *tmp_path = strdup(path2);
1089         }
1090
1091         return SVAL(cli->inbuf,smb_vwv0);
1092 }
1093
1094
1095 /*
1096    send a raw ioctl - used by the torture code
1097 */
1098 NTSTATUS cli_raw_ioctl(struct cli_state *cli, int fnum, uint32 code, DATA_BLOB *blob)
1099 {
1100         memset(cli->outbuf,'\0',smb_size);
1101         memset(cli->inbuf,'\0',smb_size);
1102
1103         set_message(cli->outbuf, 3, 0, True);
1104         SCVAL(cli->outbuf,smb_com,SMBioctl);
1105         cli_setup_packet(cli);
1106
1107         SSVAL(cli->outbuf, smb_vwv0, fnum);
1108         SSVAL(cli->outbuf, smb_vwv1, code>>16);
1109         SSVAL(cli->outbuf, smb_vwv2, (code&0xFFFF));
1110
1111         cli_send_smb(cli);
1112         if (!cli_receive_smb(cli)) {
1113                 return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
1114         }
1115
1116         if (cli_is_error(cli)) {
1117                 return cli_nt_error(cli);
1118         }
1119
1120         *blob = data_blob(NULL, 0);
1121
1122         return NT_STATUS_OK;
1123 }