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  Delete a file.
 228 ****************************************************************************/
 229
 230 BOOL cli_unlink(struct cli_state *cli, const char *fname)
 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,1, 0,True);
 238
 239         SCVAL(cli->outbuf,smb_com,SMBunlink);
 240         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 241         cli_setup_packet(cli);
 242
 243         SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN);
 244
 245         p = smb_buf(cli->outbuf);
 246         *p++ = 4;
 247         p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
 248
 249         cli_setup_bcc(cli, p);
 250         cli_send_smb(cli);
 251         if (!cli_receive_smb(cli)) {
 252                 return False;
 253         }
 254
 255         if (cli_is_error(cli)) {
 256                 return False;
 257         }
 258
 259         return True;
 260 }
 261
 262 /****************************************************************************
 263  Create a directory.
 264 ****************************************************************************/
 265
 266 BOOL cli_mkdir(struct cli_state *cli, const char *dname)
 267 {
 268         char *p;
 269
 270         memset(cli->outbuf,'\0',smb_size);
 271         memset(cli->inbuf,'\0',smb_size);
 272
 273         set_message(cli->outbuf,0, 0,True);
 274
 275         SCVAL(cli->outbuf,smb_com,SMBmkdir);
 276         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 277         cli_setup_packet(cli);
 278
 279         p = smb_buf(cli->outbuf);
 280         *p++ = 4;
 281         p += clistr_push(cli, p, dname, -1, STR_TERMINATE);
 282
 283         cli_setup_bcc(cli, p);
 284
 285         cli_send_smb(cli);
 286         if (!cli_receive_smb(cli)) {
 287                 return False;
 288         }
 289
 290         if (cli_is_error(cli)) {
 291                 return False;
 292         }
 293
 294         return True;
 295 }
 296
 297 /****************************************************************************
 298  Remove a directory.
 299 ****************************************************************************/
 300
 301 BOOL cli_rmdir(struct cli_state *cli, const char *dname)
 302 {
 303         char *p;
 304
 305         memset(cli->outbuf,'\0',smb_size);
 306         memset(cli->inbuf,'\0',smb_size);
 307
 308         set_message(cli->outbuf,0, 0, True);
 309
 310         SCVAL(cli->outbuf,smb_com,SMBrmdir);
 311         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 312         cli_setup_packet(cli);
 313
 314         p = smb_buf(cli->outbuf);
 315         *p++ = 4;
 316         p += clistr_push(cli, p, dname, -1, STR_TERMINATE);
 317
 318         cli_setup_bcc(cli, p);
 319
 320         cli_send_smb(cli);
 321         if (!cli_receive_smb(cli)) {
 322                 return False;
 323         }
 324
 325         if (cli_is_error(cli)) {
 326                 return False;
 327         }
 328
 329         return True;
 330 }
 331
 332 /****************************************************************************
 333  Set or clear the delete on close flag.
 334 ****************************************************************************/
 335
 336 int cli_nt_delete_on_close(struct cli_state *cli, int fnum, BOOL flag)
 337 {
 338         unsigned int data_len = 1;
 339         unsigned int param_len = 6;
 340         uint16 setup = TRANSACT2_SETFILEINFO;
 341         pstring param;
 342         unsigned char data;
 343         char *rparam=NULL, *rdata=NULL;
 344
 345         memset(param, 0, param_len);
 346         SSVAL(param,0,fnum);
 347         SSVAL(param,2,SMB_SET_FILE_DISPOSITION_INFO);
 348
 349         data = flag ? 1 : 0;
 350
 351         if (!cli_send_trans(cli, SMBtrans2,
 352                                                 NULL,                        /* name */
 353                                                 -1, 0,                          /* fid, flags */
 354                                                 &setup, 1, 0,                   /* setup, length, max */
 355                                                 param, param_len, 2,            /* param, length, max */
 356                                                 (char *)&data,  data_len, cli->max_xmit /* data, length, max */
 357                                                 )) {
 358                 return False;
 359         }
 360
 361         if (!cli_receive_trans(cli, SMBtrans2,
 362                                                 &rparam, &param_len,
 363                                                 &rdata, &data_len)) {
 364                 return False;
 365         }
 366
 367         SAFE_FREE(rdata);
 368         SAFE_FREE(rparam);
 369
 370         return True;
 371 }
 372
 373 /****************************************************************************
 374  Open a file - exposing the full horror of the NT API :-).
 375  Used in smbtorture.
 376 ****************************************************************************/
 377
 378 int cli_nt_create_full(struct cli_state *cli, const char *fname,
 379                  uint32 CreatFlags, uint32 DesiredAccess,
 380                  uint32 FileAttributes, uint32 ShareAccess,
 381                  uint32 CreateDisposition, uint32 CreateOptions,
 382                  uint8 SecuityFlags)
 383 {
 384         char *p;
 385         int len;
 386
 387         memset(cli->outbuf,'\0',smb_size);
 388         memset(cli->inbuf,'\0',smb_size);
 389
 390         set_message(cli->outbuf,24,0,True);
 391
 392         SCVAL(cli->outbuf,smb_com,SMBntcreateX);
 393         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 394         cli_setup_packet(cli);
 395
 396         SSVAL(cli->outbuf,smb_vwv0,0xFF);
 397         if (cli->use_oplocks)
 398                 CreatFlags |= (REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK);
 399
 400         SIVAL(cli->outbuf,smb_ntcreate_Flags, CreatFlags);
 401         SIVAL(cli->outbuf,smb_ntcreate_RootDirectoryFid, 0x0);
 402         SIVAL(cli->outbuf,smb_ntcreate_DesiredAccess, DesiredAccess);
 403         SIVAL(cli->outbuf,smb_ntcreate_FileAttributes, FileAttributes);
 404         SIVAL(cli->outbuf,smb_ntcreate_ShareAccess, ShareAccess);
 405         SIVAL(cli->outbuf,smb_ntcreate_CreateDisposition, CreateDisposition);
 406         SIVAL(cli->outbuf,smb_ntcreate_CreateOptions, CreateOptions);
 407         SIVAL(cli->outbuf,smb_ntcreate_ImpersonationLevel, 0x02);
 408         SCVAL(cli->outbuf,smb_ntcreate_SecurityFlags, SecuityFlags);
 409
 410         p = smb_buf(cli->outbuf);
 411         /* this alignment and termination is critical for netapp filers. Don't change */
 412         p += clistr_align_out(cli, p, 0);
 413         len = clistr_push(cli, p, fname, -1, 0);
 414         p += len;
 415         SSVAL(cli->outbuf,smb_ntcreate_NameLength, len);
 416         /* sigh. this copes with broken netapp filer behaviour */
 417         p += clistr_push(cli, p, "", -1, STR_TERMINATE);
 418
 419         cli_setup_bcc(cli, p);
 420
 421         cli_send_smb(cli);
 422         if (!cli_receive_smb(cli)) {
 423                 return -1;
 424         }
 425
 426         if (cli_is_error(cli)) {
 427                 return -1;
 428         }
 429
 430         return SVAL(cli->inbuf,smb_vwv2 + 1);
 431 }
 432
 433 /****************************************************************************
 434  Open a file.
 435 ****************************************************************************/
 436
 437 int cli_nt_create(struct cli_state *cli, const char *fname, uint32 DesiredAccess)
 438 {
 439         return cli_nt_create_full(cli, fname, 0, DesiredAccess, 0,
 440                                 FILE_SHARE_READ|FILE_SHARE_WRITE, FILE_EXISTS_OPEN, 0x0, 0x0);
 441 }
 442
 443 /****************************************************************************
 444  Open a file
 445  WARNING: if you open with O_WRONLY then getattrE won't work!
 446 ****************************************************************************/
 447
 448 int cli_open(struct cli_state *cli, const char *fname, int flags, int share_mode)
 449 {
 450         char *p;
 451         unsigned openfn=0;
 452         unsigned accessmode=0;
 453
 454         if (flags & O_CREAT)
 455                 openfn |= (1<<4);
 456         if (!(flags & O_EXCL)) {
 457                 if (flags & O_TRUNC)
 458                         openfn |= (1<<1);
 459                 else
 460                         openfn |= (1<<0);
 461         }
 462
 463         accessmode = (share_mode<<4);
 464
 465         if ((flags & O_ACCMODE) == O_RDWR) {
 466                 accessmode |= 2;
 467         } else if ((flags & O_ACCMODE) == O_WRONLY) {
 468                 accessmode |= 1;
 469         }
 470
 471 #if defined(O_SYNC)
 472         if ((flags & O_SYNC) == O_SYNC) {
 473                 accessmode |= (1<<14);
 474         }
 475 #endif /* O_SYNC */
 476
 477         if (share_mode == DENY_FCB) {
 478                 accessmode = 0xFF;
 479         }
 480
 481         memset(cli->outbuf,'\0',smb_size);
 482         memset(cli->inbuf,'\0',smb_size);
 483
 484         set_message(cli->outbuf,15,0,True);
 485
 486         SCVAL(cli->outbuf,smb_com,SMBopenX);
 487         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 488         cli_setup_packet(cli);
 489
 490         SSVAL(cli->outbuf,smb_vwv0,0xFF);
 491         SSVAL(cli->outbuf,smb_vwv2,0);  /* no additional info */
 492         SSVAL(cli->outbuf,smb_vwv3,accessmode);
 493         SSVAL(cli->outbuf,smb_vwv4,aSYSTEM | aHIDDEN);
 494         SSVAL(cli->outbuf,smb_vwv5,0);
 495         SSVAL(cli->outbuf,smb_vwv8,openfn);
 496
 497         if (cli->use_oplocks) {
 498                 /* if using oplocks then ask for a batch oplock via
 499                    core and extended methods */
 500                 SCVAL(cli->outbuf,smb_flg, CVAL(cli->outbuf,smb_flg)|
 501                         FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK);
 502                 SSVAL(cli->outbuf,smb_vwv2,SVAL(cli->outbuf,smb_vwv2) | 6);
 503         }
 504
 505         p = smb_buf(cli->outbuf);
 506         p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
 507
 508         cli_setup_bcc(cli, p);
 509
 510         cli_send_smb(cli);
 511         if (!cli_receive_smb(cli)) {
 512                 return -1;
 513         }
 514
 515         if (cli_is_error(cli)) {
 516                 return -1;
 517         }
 518
 519         return SVAL(cli->inbuf,smb_vwv2);
 520 }
 521
 522 /****************************************************************************
 523  Close a file.
 524 ****************************************************************************/
 525
 526 BOOL cli_close(struct cli_state *cli, int fnum)
 527 {
 528         memset(cli->outbuf,'\0',smb_size);
 529         memset(cli->inbuf,'\0',smb_size);
 530
 531         set_message(cli->outbuf,3,0,True);
 532
 533         SCVAL(cli->outbuf,smb_com,SMBclose);
 534         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 535         cli_setup_packet(cli);
 536
 537         SSVAL(cli->outbuf,smb_vwv0,fnum);
 538         SIVALS(cli->outbuf,smb_vwv1,-1);
 539
 540         cli_send_smb(cli);
 541         if (!cli_receive_smb(cli)) {
 542                 return False;
 543         }
 544
 545         return !cli_is_error(cli);
 546 }
 547
 548
 549 /****************************************************************************
 550  send a lock with a specified locktype
 551  this is used for testing LOCKING_ANDX_CANCEL_LOCK
 552 ****************************************************************************/
 553 NTSTATUS cli_locktype(struct cli_state *cli, int fnum,
 554                       uint32 offset, uint32 len, int timeout, unsigned char locktype)
 555 {
 556         char *p;
 557         int saved_timeout = cli->timeout;
 558
 559         memset(cli->outbuf,'\0',smb_size);
 560         memset(cli->inbuf,'\0', smb_size);
 561
 562         set_message(cli->outbuf,8,0,True);
 563
 564         SCVAL(cli->outbuf,smb_com,SMBlockingX);
 565         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 566         cli_setup_packet(cli);
 567
 568         SCVAL(cli->outbuf,smb_vwv0,0xFF);
 569         SSVAL(cli->outbuf,smb_vwv2,fnum);
 570         SCVAL(cli->outbuf,smb_vwv3,locktype);
 571         SIVALS(cli->outbuf, smb_vwv4, timeout);
 572         SSVAL(cli->outbuf,smb_vwv6,0);
 573         SSVAL(cli->outbuf,smb_vwv7,1);
 574
 575         p = smb_buf(cli->outbuf);
 576         SSVAL(p, 0, cli->pid);
 577         SIVAL(p, 2, offset);
 578         SIVAL(p, 6, len);
 579
 580         p += 10;
 581
 582         cli_setup_bcc(cli, p);
 583
 584         cli_send_smb(cli);
 585
 586         if (timeout != 0) {
 587                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000);
 588         }
 589
 590         if (!cli_receive_smb(cli)) {
 591                 cli->timeout = saved_timeout;
 592                 return NT_STATUS_UNSUCCESSFUL;
 593         }
 594
 595         cli->timeout = saved_timeout;
 596
 597         return cli_nt_error(cli);
 598 }
 599
 600
 601 /****************************************************************************
 602  Lock a file.
 603 ****************************************************************************/
 604
 605 BOOL cli_lock(struct cli_state *cli, int fnum,
 606               uint32 offset, uint32 len, int timeout, enum brl_type lock_type)
 607 {
 608         char *p;
 609         int saved_timeout = cli->timeout;
 610
 611         memset(cli->outbuf,'\0',smb_size);
 612         memset(cli->inbuf,'\0', smb_size);
 613
 614         set_message(cli->outbuf,8,0,True);
 615
 616         SCVAL(cli->outbuf,smb_com,SMBlockingX);
 617         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 618         cli_setup_packet(cli);
 619
 620         SCVAL(cli->outbuf,smb_vwv0,0xFF);
 621         SSVAL(cli->outbuf,smb_vwv2,fnum);
 622         SCVAL(cli->outbuf,smb_vwv3,(lock_type == READ_LOCK? 1 : 0));
 623         SIVALS(cli->outbuf, smb_vwv4, timeout);
 624         SSVAL(cli->outbuf,smb_vwv6,0);
 625         SSVAL(cli->outbuf,smb_vwv7,1);
 626
 627         p = smb_buf(cli->outbuf);
 628         SSVAL(p, 0, cli->pid);
 629         SIVAL(p, 2, offset);
 630         SIVAL(p, 6, len);
 631
 632         p += 10;
 633
 634         cli_setup_bcc(cli, p);
 635
 636         cli_send_smb(cli);
 637
 638         if (timeout != 0) {
 639                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 10*1000);
 640         }
 641
 642         if (!cli_receive_smb(cli)) {
 643                 cli->timeout = saved_timeout;
 644                 return False;
 645         }
 646
 647         cli->timeout = saved_timeout;
 648
 649         if (cli_is_error(cli)) {
 650                 return False;
 651         }
 652
 653         return True;
 654 }
 655
 656 /****************************************************************************
 657  Unlock a file.
 658 ****************************************************************************/
 659
 660 BOOL cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len)
 661 {
 662         char *p;
 663
 664         memset(cli->outbuf,'\0',smb_size);
 665         memset(cli->inbuf,'\0',smb_size);
 666
 667         set_message(cli->outbuf,8,0,True);
 668
 669         SCVAL(cli->outbuf,smb_com,SMBlockingX);
 670         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 671         cli_setup_packet(cli);
 672
 673         SCVAL(cli->outbuf,smb_vwv0,0xFF);
 674         SSVAL(cli->outbuf,smb_vwv2,fnum);
 675         SCVAL(cli->outbuf,smb_vwv3,0);
 676         SIVALS(cli->outbuf, smb_vwv4, 0);
 677         SSVAL(cli->outbuf,smb_vwv6,1);
 678         SSVAL(cli->outbuf,smb_vwv7,0);
 679
 680         p = smb_buf(cli->outbuf);
 681         SSVAL(p, 0, cli->pid);
 682         SIVAL(p, 2, offset);
 683         SIVAL(p, 6, len);
 684         p += 10;
 685         cli_setup_bcc(cli, p);
 686         cli_send_smb(cli);
 687         if (!cli_receive_smb(cli)) {
 688                 return False;
 689         }
 690
 691         if (cli_is_error(cli)) {
 692                 return False;
 693         }
 694
 695         return True;
 696 }
 697
 698 /****************************************************************************
 699  Lock a file with 64 bit offsets.
 700 ****************************************************************************/
 701
 702 BOOL cli_lock64(struct cli_state *cli, int fnum,
 703                 SMB_BIG_UINT offset, SMB_BIG_UINT len, int timeout, enum brl_type lock_type)
 704 {
 705         char *p;
 706         int saved_timeout = cli->timeout;
 707         int ltype;
 708
 709         if (! (cli->capabilities & CAP_LARGE_FILES)) {
 710                 return cli_lock(cli, fnum, offset, len, timeout, lock_type);
 711         }
 712
 713         ltype = (lock_type == READ_LOCK? 1 : 0);
 714         ltype |= LOCKING_ANDX_LARGE_FILES;
 715
 716         memset(cli->outbuf,'\0',smb_size);
 717         memset(cli->inbuf,'\0', smb_size);
 718
 719         set_message(cli->outbuf,8,0,True);
 720
 721         SCVAL(cli->outbuf,smb_com,SMBlockingX);
 722         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 723         cli_setup_packet(cli);
 724
 725         SCVAL(cli->outbuf,smb_vwv0,0xFF);
 726         SSVAL(cli->outbuf,smb_vwv2,fnum);
 727         SCVAL(cli->outbuf,smb_vwv3,ltype);
 728         SIVALS(cli->outbuf, smb_vwv4, timeout);
 729         SSVAL(cli->outbuf,smb_vwv6,0);
 730         SSVAL(cli->outbuf,smb_vwv7,1);
 731
 732         p = smb_buf(cli->outbuf);
 733         SIVAL(p, 0, cli->pid);
 734         SOFF_T_R(p, 4, offset);
 735         SOFF_T_R(p, 12, len);
 736         p += 20;
 737
 738         cli_setup_bcc(cli, p);
 739         cli_send_smb(cli);
 740
 741         if (timeout != 0) {
 742                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 5*1000);
 743         }
 744
 745         if (!cli_receive_smb(cli)) {
 746                 cli->timeout = saved_timeout;
 747                 return False;
 748         }
 749
 750         cli->timeout = saved_timeout;
 751
 752         if (cli_is_error(cli)) {
 753                 return False;
 754         }
 755
 756         return True;
 757 }
 758
 759 /****************************************************************************
 760  Unlock a file with 64 bit offsets.
 761 ****************************************************************************/
 762
 763 BOOL cli_unlock64(struct cli_state *cli, int fnum, SMB_BIG_UINT offset, SMB_BIG_UINT len)
 764 {
 765         char *p;
 766
 767         if (! (cli->capabilities & CAP_LARGE_FILES)) {
 768                 return cli_unlock(cli, fnum, offset, len);
 769         }
 770
 771         memset(cli->outbuf,'\0',smb_size);
 772         memset(cli->inbuf,'\0',smb_size);
 773
 774         set_message(cli->outbuf,8,0,True);
 775
 776         SCVAL(cli->outbuf,smb_com,SMBlockingX);
 777         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 778         cli_setup_packet(cli);
 779
 780         SCVAL(cli->outbuf,smb_vwv0,0xFF);
 781         SSVAL(cli->outbuf,smb_vwv2,fnum);
 782         SCVAL(cli->outbuf,smb_vwv3,LOCKING_ANDX_LARGE_FILES);
 783         SIVALS(cli->outbuf, smb_vwv4, 0);
 784         SSVAL(cli->outbuf,smb_vwv6,1);
 785         SSVAL(cli->outbuf,smb_vwv7,0);
 786
 787         p = smb_buf(cli->outbuf);
 788         SIVAL(p, 0, cli->pid);
 789         SOFF_T_R(p, 4, offset);
 790         SOFF_T_R(p, 12, len);
 791         p += 20;
 792         cli_setup_bcc(cli, p);
 793         cli_send_smb(cli);
 794         if (!cli_receive_smb(cli)) {
 795                 return False;
 796         }
 797
 798         if (cli_is_error(cli)) {
 799                 return False;
 800         }
 801
 802         return True;
 803 }
 804
 805
 806 /****************************************************************************
 807  Do a SMBgetattrE call.
 808 ****************************************************************************/
 809
 810 BOOL cli_getattrE(struct cli_state *cli, int fd,
 811                   uint16 *attr, SMB_BIG_UINT *size,
 812                   time_t *c_time, time_t *a_time, time_t *m_time)
 813 {
 814         memset(cli->outbuf,'\0',smb_size);
 815         memset(cli->inbuf,'\0',smb_size);
 816
 817         set_message(cli->outbuf,1,0,True);
 818
 819         SCVAL(cli->outbuf,smb_com,SMBgetattrE);
 820         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 821         cli_setup_packet(cli);
 822
 823         SSVAL(cli->outbuf,smb_vwv0,fd);
 824
 825         cli_send_smb(cli);
 826         if (!cli_receive_smb(cli)) {
 827                 return False;
 828         }
 829
 830         if (cli_is_error(cli)) {
 831                 return False;
 832         }
 833
 834         if (size) {
 835                 *size = IVAL(cli->inbuf, smb_vwv6);
 836         }
 837
 838         if (attr) {
 839                 *attr = SVAL(cli->inbuf,smb_vwv10);
 840         }
 841
 842         if (c_time) {
 843                 *c_time = make_unix_date3(cli->inbuf+smb_vwv0);
 844         }
 845
 846         if (a_time) {
 847                 *a_time = make_unix_date3(cli->inbuf+smb_vwv2);
 848         }
 849
 850         if (m_time) {
 851                 *m_time = make_unix_date3(cli->inbuf+smb_vwv4);
 852         }
 853
 854         return True;
 855 }
 856
 857 /****************************************************************************
 858  Do a SMBgetatr call
 859 ****************************************************************************/
 860
 861 BOOL cli_getatr(struct cli_state *cli, const char *fname,
 862                 uint16 *attr, size_t *size, time_t *t)
 863 {
 864         char *p;
 865
 866         memset(cli->outbuf,'\0',smb_size);
 867         memset(cli->inbuf,'\0',smb_size);
 868
 869         set_message(cli->outbuf,0,0,True);
 870
 871         SCVAL(cli->outbuf,smb_com,SMBgetatr);
 872         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 873         cli_setup_packet(cli);
 874
 875         p = smb_buf(cli->outbuf);
 876         *p++ = 4;
 877         p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
 878
 879         cli_setup_bcc(cli, p);
 880
 881         cli_send_smb(cli);
 882         if (!cli_receive_smb(cli)) {
 883                 return False;
 884         }
 885
 886         if (cli_is_error(cli)) {
 887                 return False;
 888         }
 889
 890         if (size) {
 891                 *size = IVAL(cli->inbuf, smb_vwv3);
 892         }
 893
 894         if (t) {
 895                 *t = make_unix_date3(cli->inbuf+smb_vwv1);
 896         }
 897
 898         if (attr) {
 899                 *attr = SVAL(cli->inbuf,smb_vwv0);
 900         }
 901
 902
 903         return True;
 904 }
 905
 906 /****************************************************************************
 907  Do a SMBsetatr call.
 908 ****************************************************************************/
 909
 910 BOOL cli_setatr(struct cli_state *cli, const char *fname, uint16 attr, time_t t)
 911 {
 912         char *p;
 913
 914         memset(cli->outbuf,'\0',smb_size);
 915         memset(cli->inbuf,'\0',smb_size);
 916
 917         set_message(cli->outbuf,8,0,True);
 918
 919         SCVAL(cli->outbuf,smb_com,SMBsetatr);
 920         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 921         cli_setup_packet(cli);
 922
 923         SSVAL(cli->outbuf,smb_vwv0, attr);
 924         put_dos_date3(cli->outbuf,smb_vwv1, t);
 925
 926         p = smb_buf(cli->outbuf);
 927         *p++ = 4;
 928         p += clistr_push(cli, p, fname, -1, STR_TERMINATE);
 929         *p++ = 4;
 930
 931         cli_setup_bcc(cli, p);
 932
 933         cli_send_smb(cli);
 934         if (!cli_receive_smb(cli)) {
 935                 return False;
 936         }
 937
 938         if (cli_is_error(cli)) {
 939                 return False;
 940         }
 941
 942         return True;
 943 }
 944
 945 /****************************************************************************
 946  Check for existance of a dir.
 947 ****************************************************************************/
 948 BOOL cli_chkpath(struct cli_state *cli, const char *path)
 949 {
 950         pstring path2;
 951         char *p;
 952
 953         pstrcpy(path2,path);
 954         trim_string(path2,NULL,"\\");
 955         if (!*path2) *path2 = '\\';
 956
 957         memset(cli->outbuf,'\0',smb_size);
 958         set_message(cli->outbuf,0,0,True);
 959         SCVAL(cli->outbuf,smb_com,SMBchkpth);
 960         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 961         cli_setup_packet(cli);
 962         p = smb_buf(cli->outbuf);
 963         *p++ = 4;
 964         p += clistr_push(cli, p, path2, -1, STR_TERMINATE);
 965
 966         cli_setup_bcc(cli, p);
 967
 968         cli_send_smb(cli);
 969         if (!cli_receive_smb(cli)) {
 970                 return False;
 971         }
 972
 973         if (cli_is_error(cli)) return False;
 974
 975         return True;
 976 }
 977
 978 /****************************************************************************
 979  Query disk space.
 980 ****************************************************************************/
 981
 982 BOOL cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
 983 {
 984         memset(cli->outbuf,'\0',smb_size);
 985         set_message(cli->outbuf,0,0,True);
 986         SCVAL(cli->outbuf,smb_com,SMBdskattr);
 987         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 988         cli_setup_packet(cli);
 989
 990         cli_send_smb(cli);
 991         if (!cli_receive_smb(cli)) {
 992                 return False;
 993         }
 994
 995         *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2);
 996         *total = SVAL(cli->inbuf,smb_vwv0);
 997         *avail = SVAL(cli->inbuf,smb_vwv3);
 998
 999         return True;
1000 }
1001
1002 /****************************************************************************
1003  Create and open a temporary file.
1004 ****************************************************************************/
1005
1006 int cli_ctemp(struct cli_state *cli, const char *path, char **tmp_path)
1007 {
1008         int len;
1009         char *p;
1010
1011         memset(cli->outbuf,'\0',smb_size);
1012         memset(cli->inbuf,'\0',smb_size);
1013
1014         set_message(cli->outbuf,3,0,True);
1015
1016         SCVAL(cli->outbuf,smb_com,SMBctemp);
1017         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1018         cli_setup_packet(cli);
1019
1020         SSVAL(cli->outbuf,smb_vwv0,0);
1021         SIVALS(cli->outbuf,smb_vwv1,-1);
1022
1023         p = smb_buf(cli->outbuf);
1024         *p++ = 4;
1025         p += clistr_push(cli, p, path, -1, STR_TERMINATE);
1026
1027         cli_setup_bcc(cli, p);
1028
1029         cli_send_smb(cli);
1030         if (!cli_receive_smb(cli)) {
1031                 return -1;
1032         }
1033
1034         if (cli_is_error(cli)) {
1035                 return -1;
1036         }
1037
1038         /* despite the spec, the result has a -1, followed by
1039            length, followed by name */
1040         p = smb_buf(cli->inbuf);
1041         p += 4;
1042         len = smb_buflen(cli->inbuf) - 4;
1043         if (len <= 0) return -1;
1044
1045         if (tmp_path) {
1046                 pstring path2;
1047                 clistr_pull(cli, path2, p,
1048                             sizeof(path2), len, STR_ASCII);
1049                 *tmp_path = strdup(path2);
1050         }
1051
1052         return SVAL(cli->inbuf,smb_vwv0);
1053 }
1054
1055
1056 /*
1057    send a raw ioctl - used by the torture code
1058 */
1059 NTSTATUS cli_raw_ioctl(struct cli_state *cli, int fnum, uint32 code, DATA_BLOB *blob)
1060 {
1061         memset(cli->outbuf,'\0',smb_size);
1062         memset(cli->inbuf,'\0',smb_size);
1063
1064         set_message(cli->outbuf, 3, 0, True);
1065         SCVAL(cli->outbuf,smb_com,SMBioctl);
1066         cli_setup_packet(cli);
1067
1068         SSVAL(cli->outbuf, smb_vwv0, fnum);
1069         SSVAL(cli->outbuf, smb_vwv1, code>>16);
1070         SSVAL(cli->outbuf, smb_vwv2, (code&0xFFFF));
1071
1072         cli_send_smb(cli);
1073         if (!cli_receive_smb(cli)) {
1074                 return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
1075         }
1076
1077         if (cli_is_error(cli)) {
1078                 return cli_nt_error(cli);
1079         }
1080
1081         *blob = data_blob(NULL, 0);
1082
1083         return NT_STATUS_OK;
1084 }