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 3 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, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 #include "includes.h"
  22
  23 /****************************************************************************
  24  Hard/Symlink a file (UNIX extensions).
  25  Creates new name (sym)linked to oldname.
  26 ****************************************************************************/
  27
  28 static bool cli_link_internal(struct cli_state *cli, const char *oldname, const char *newname, bool hard_link)
  29 {
  30         unsigned int data_len = 0;
  31         unsigned int param_len = 0;
  32         uint16 setup = TRANSACT2_SETPATHINFO;
  33         char *param;
  34         char *data;
  35         char *rparam=NULL, *rdata=NULL;
  36         char *p;
  37         size_t oldlen = 2*(strlen(oldname)+1);
  38         size_t newlen = 2*(strlen(newname)+1);
  39
  40         param = SMB_MALLOC_ARRAY(char, 6+newlen+2);
  41
  42         if (!param) {
  43                 return false;
  44         }
  45
  46         data = SMB_MALLOC_ARRAY(char, oldlen+2);
  47
  48         if (!data) {
  49                 SAFE_FREE(param);
  50                 return false;
  51         }
  52
  53         SSVAL(param,0,hard_link ? SMB_SET_FILE_UNIX_HLINK : SMB_SET_FILE_UNIX_LINK);
  54         SIVAL(param,2,0);
  55         p = &param[6];
  56
  57         p += clistr_push(cli, p, newname, newlen, STR_TERMINATE);
  58         param_len = PTR_DIFF(p, param);
  59
  60         p = data;
  61         p += clistr_push(cli, p, oldname, oldlen, STR_TERMINATE);
  62         data_len = PTR_DIFF(p, data);
  63
  64         if (!cli_send_trans(cli, SMBtrans2,
  65                         NULL,                        /* name */
  66                         -1, 0,                          /* fid, flags */
  67                         &setup, 1, 0,                   /* setup, length, max */
  68                         param, param_len, 2,            /* param, length, max */
  69                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
  70                         )) {
  71                 SAFE_FREE(data);
  72                 SAFE_FREE(param);
  73                 return false;
  74         }
  75
  76         SAFE_FREE(data);
  77         SAFE_FREE(param);
  78
  79         if (!cli_receive_trans(cli, SMBtrans2,
  80                         &rparam, &param_len,
  81                         &rdata, &data_len)) {
  82                         return false;
  83         }
  84
  85         SAFE_FREE(data);
  86         SAFE_FREE(param);
  87         SAFE_FREE(rdata);
  88         SAFE_FREE(rparam);
  89
  90         return true;
  91 }
  92
  93 /****************************************************************************
  94  Map standard UNIX permissions onto wire representations.
  95 ****************************************************************************/
  96
  97 uint32 unix_perms_to_wire(mode_t perms)
  98 {
  99         unsigned int ret = 0;
 100
 101         ret |= ((perms & S_IXOTH) ?  UNIX_X_OTH : 0);
 102         ret |= ((perms & S_IWOTH) ?  UNIX_W_OTH : 0);
 103         ret |= ((perms & S_IROTH) ?  UNIX_R_OTH : 0);
 104         ret |= ((perms & S_IXGRP) ?  UNIX_X_GRP : 0);
 105         ret |= ((perms & S_IWGRP) ?  UNIX_W_GRP : 0);
 106         ret |= ((perms & S_IRGRP) ?  UNIX_R_GRP : 0);
 107         ret |= ((perms & S_IXUSR) ?  UNIX_X_USR : 0);
 108         ret |= ((perms & S_IWUSR) ?  UNIX_W_USR : 0);
 109         ret |= ((perms & S_IRUSR) ?  UNIX_R_USR : 0);
 110 #ifdef S_ISVTX
 111         ret |= ((perms & S_ISVTX) ?  UNIX_STICKY : 0);
 112 #endif
 113 #ifdef S_ISGID
 114         ret |= ((perms & S_ISGID) ?  UNIX_SET_GID : 0);
 115 #endif
 116 #ifdef S_ISUID
 117         ret |= ((perms & S_ISUID) ?  UNIX_SET_UID : 0);
 118 #endif
 119         return ret;
 120 }
 121
 122 /****************************************************************************
 123  Map wire permissions to standard UNIX.
 124 ****************************************************************************/
 125
 126 mode_t wire_perms_to_unix(uint32 perms)
 127 {
 128         mode_t ret = (mode_t)0;
 129
 130         ret |= ((perms & UNIX_X_OTH) ? S_IXOTH : 0);
 131         ret |= ((perms & UNIX_W_OTH) ? S_IWOTH : 0);
 132         ret |= ((perms & UNIX_R_OTH) ? S_IROTH : 0);
 133         ret |= ((perms & UNIX_X_GRP) ? S_IXGRP : 0);
 134         ret |= ((perms & UNIX_W_GRP) ? S_IWGRP : 0);
 135         ret |= ((perms & UNIX_R_GRP) ? S_IRGRP : 0);
 136         ret |= ((perms & UNIX_X_USR) ? S_IXUSR : 0);
 137         ret |= ((perms & UNIX_W_USR) ? S_IWUSR : 0);
 138         ret |= ((perms & UNIX_R_USR) ? S_IRUSR : 0);
 139 #ifdef S_ISVTX
 140         ret |= ((perms & UNIX_STICKY) ? S_ISVTX : 0);
 141 #endif
 142 #ifdef S_ISGID
 143         ret |= ((perms & UNIX_SET_GID) ? S_ISGID : 0);
 144 #endif
 145 #ifdef S_ISUID
 146         ret |= ((perms & UNIX_SET_UID) ? S_ISUID : 0);
 147 #endif
 148         return ret;
 149 }
 150
 151 /****************************************************************************
 152  Return the file type from the wire filetype for UNIX extensions.
 153 ****************************************************************************/
 154
 155 static mode_t unix_filetype_from_wire(uint32 wire_type)
 156 {
 157         switch (wire_type) {
 158                 case UNIX_TYPE_FILE:
 159                         return S_IFREG;
 160                 case UNIX_TYPE_DIR:
 161                         return S_IFDIR;
 162 #ifdef S_IFLNK
 163                 case UNIX_TYPE_SYMLINK:
 164                         return S_IFLNK;
 165 #endif
 166 #ifdef S_IFCHR
 167                 case UNIX_TYPE_CHARDEV:
 168                         return S_IFCHR;
 169 #endif
 170 #ifdef S_IFBLK
 171                 case UNIX_TYPE_BLKDEV:
 172                         return S_IFBLK;
 173 #endif
 174 #ifdef S_IFIFO
 175                 case UNIX_TYPE_FIFO:
 176                         return S_IFIFO;
 177 #endif
 178 #ifdef S_IFSOCK
 179                 case UNIX_TYPE_SOCKET:
 180                         return S_IFSOCK;
 181 #endif
 182                 default:
 183                         return (mode_t)0;
 184         }
 185 }
 186
 187 /****************************************************************************
 188  Do a POSIX getfacl (UNIX extensions).
 189 ****************************************************************************/
 190
 191 bool cli_unix_getfacl(struct cli_state *cli, const char *name, size_t *prb_size, char **retbuf)
 192 {
 193         unsigned int param_len = 0;
 194         unsigned int data_len = 0;
 195         uint16 setup = TRANSACT2_QPATHINFO;
 196         char *param;
 197         size_t nlen = 2*(strlen(name)+1);
 198         char *rparam=NULL, *rdata=NULL;
 199         char *p;
 200
 201         param = SMB_MALLOC_ARRAY(char, 6+nlen+2);
 202         if (!param) {
 203                 return false;
 204         }
 205
 206         p = param;
 207         memset(p, '\0', 6);
 208         SSVAL(p, 0, SMB_QUERY_POSIX_ACL);
 209         p += 6;
 210         p += clistr_push(cli, p, name, nlen, STR_TERMINATE);
 211         param_len = PTR_DIFF(p, param);
 212
 213         if (!cli_send_trans(cli, SMBtrans2,
 214                 NULL,                        /* name */
 215                 -1, 0,                       /* fid, flags */
 216                 &setup, 1, 0,                /* setup, length, max */
 217                 param, param_len, 2,         /* param, length, max */
 218                 NULL,  0, cli->max_xmit      /* data, length, max */
 219                 )) {
 220                 SAFE_FREE(param);
 221                 return false;
 222         }
 223
 224         SAFE_FREE(param);
 225
 226         if (!cli_receive_trans(cli, SMBtrans2,
 227                         &rparam, &param_len,
 228                         &rdata, &data_len)) {
 229                 return false;
 230         }
 231
 232         if (data_len < 6) {
 233                 SAFE_FREE(rdata);
 234                 SAFE_FREE(rparam);
 235                 return false;
 236         }
 237
 238         SAFE_FREE(rparam);
 239         *retbuf = rdata;
 240         *prb_size = (size_t)data_len;
 241
 242         return true;
 243 }
 244
 245 /****************************************************************************
 246  Stat a file (UNIX extensions).
 247 ****************************************************************************/
 248
 249 bool cli_unix_stat(struct cli_state *cli, const char *name, SMB_STRUCT_STAT *sbuf)
 250 {
 251         unsigned int param_len = 0;
 252         unsigned int data_len = 0;
 253         uint16 setup = TRANSACT2_QPATHINFO;
 254         char *param;
 255         size_t nlen = 2*(strlen(name)+1);
 256         char *rparam=NULL, *rdata=NULL;
 257         char *p;
 258
 259         ZERO_STRUCTP(sbuf);
 260
 261         param = SMB_MALLOC_ARRAY(char, 6+nlen+2);
 262         if (!param) {
 263                 return false;
 264         }
 265         p = param;
 266         memset(p, '\0', 6);
 267         SSVAL(p, 0, SMB_QUERY_FILE_UNIX_BASIC);
 268         p += 6;
 269         p += clistr_push(cli, p, name, nlen, STR_TERMINATE);
 270         param_len = PTR_DIFF(p, param);
 271
 272         if (!cli_send_trans(cli, SMBtrans2,
 273                         NULL,                        /* name */
 274                         -1, 0,                       /* fid, flags */
 275                         &setup, 1, 0,                /* setup, length, max */
 276                         param, param_len, 2,         /* param, length, max */
 277                         NULL,  0, cli->max_xmit      /* data, length, max */
 278                         )) {
 279                 SAFE_FREE(param);
 280                 return false;
 281         }
 282
 283         SAFE_FREE(param);
 284
 285         if (!cli_receive_trans(cli, SMBtrans2,
 286                         &rparam, &param_len,
 287                         &rdata, &data_len)) {
 288                 return false;
 289         }
 290
 291         if (data_len < 96) {
 292                 SAFE_FREE(rdata);
 293                 SAFE_FREE(rparam);
 294                 return false;
 295         }
 296
 297         sbuf->st_size = IVAL2_TO_SMB_BIG_UINT(rdata,0);     /* total size, in bytes */
 298         sbuf->st_blocks = IVAL2_TO_SMB_BIG_UINT(rdata,8);   /* number of blocks allocated */
 299 #if defined (HAVE_STAT_ST_BLOCKS) && defined(STAT_ST_BLOCKSIZE)
 300         sbuf->st_blocks /= STAT_ST_BLOCKSIZE;
 301 #else
 302         /* assume 512 byte blocks */
 303         sbuf->st_blocks /= 512;
 304 #endif
 305         set_ctimespec(sbuf, interpret_long_date(rdata + 16));    /* time of last change */
 306         set_atimespec(sbuf, interpret_long_date(rdata + 24));    /* time of last access */
 307         set_mtimespec(sbuf, interpret_long_date(rdata + 32));    /* time of last modification */
 308
 309         sbuf->st_uid = (uid_t) IVAL(rdata,40);      /* user ID of owner */
 310         sbuf->st_gid = (gid_t) IVAL(rdata,48);      /* group ID of owner */
 311         sbuf->st_mode |= unix_filetype_from_wire(IVAL(rdata, 56));
 312 #if defined(HAVE_MAKEDEV)
 313         {
 314                 uint32 dev_major = IVAL(rdata,60);
 315                 uint32 dev_minor = IVAL(rdata,68);
 316                 sbuf->st_rdev = makedev(dev_major, dev_minor);
 317         }
 318 #endif
 319         sbuf->st_ino = (SMB_INO_T)IVAL2_TO_SMB_BIG_UINT(rdata,76);      /* inode */
 320         sbuf->st_mode |= wire_perms_to_unix(IVAL(rdata,84));     /* protection */
 321         sbuf->st_nlink = IVAL(rdata,92);    /* number of hard links */
 322
 323         SAFE_FREE(rdata);
 324         SAFE_FREE(rparam);
 325
 326         return true;
 327 }
 328
 329 /****************************************************************************
 330  Symlink a file (UNIX extensions).
 331 ****************************************************************************/
 332
 333 bool cli_unix_symlink(struct cli_state *cli, const char *oldname, const char *newname)
 334 {
 335         return cli_link_internal(cli, oldname, newname, False);
 336 }
 337
 338 /****************************************************************************
 339  Hard a file (UNIX extensions).
 340 ****************************************************************************/
 341
 342 bool cli_unix_hardlink(struct cli_state *cli, const char *oldname, const char *newname)
 343 {
 344         return cli_link_internal(cli, oldname, newname, True);
 345 }
 346
 347 /****************************************************************************
 348  Chmod or chown a file internal (UNIX extensions).
 349 ****************************************************************************/
 350
 351 static bool cli_unix_chmod_chown_internal(struct cli_state *cli, const char *fname, uint32 mode, uint32 uid, uint32 gid)
 352 {
 353         unsigned int data_len = 0;
 354         unsigned int param_len = 0;
 355         uint16 setup = TRANSACT2_SETPATHINFO;
 356         size_t nlen = 2*(strlen(fname)+1);
 357         char *param;
 358         char data[100];
 359         char *rparam=NULL, *rdata=NULL;
 360         char *p;
 361
 362         param = SMB_MALLOC_ARRAY(char, 6+nlen+2);
 363         if (!param) {
 364                 return false;
 365         }
 366         memset(param, '\0', 6);
 367         memset(data, 0, sizeof(data));
 368
 369         SSVAL(param,0,SMB_SET_FILE_UNIX_BASIC);
 370         p = &param[6];
 371
 372         p += clistr_push(cli, p, fname, nlen, STR_TERMINATE);
 373         param_len = PTR_DIFF(p, param);
 374
 375         memset(data, 0xff, 40); /* Set all sizes/times to no change. */
 376
 377         SIVAL(data,40,uid);
 378         SIVAL(data,48,gid);
 379         SIVAL(data,84,mode);
 380
 381         data_len = 100;
 382
 383         if (!cli_send_trans(cli, SMBtrans2,
 384                         NULL,                        /* name */
 385                         -1, 0,                          /* fid, flags */
 386                         &setup, 1, 0,                   /* setup, length, max */
 387                         param, param_len, 2,            /* param, length, max */
 388                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
 389                         )) {
 390                 SAFE_FREE(param);
 391                 return False;
 392         }
 393
 394         SAFE_FREE(param);
 395
 396         if (!cli_receive_trans(cli, SMBtrans2,
 397                         &rparam, &param_len,
 398                         &rdata, &data_len)) {
 399                 return false;
 400         }
 401
 402         SAFE_FREE(rdata);
 403         SAFE_FREE(rparam);
 404
 405         return true;
 406 }
 407
 408 /****************************************************************************
 409  chmod a file (UNIX extensions).
 410 ****************************************************************************/
 411
 412 bool cli_unix_chmod(struct cli_state *cli, const char *fname, mode_t mode)
 413 {
 414         return cli_unix_chmod_chown_internal(cli, fname,
 415                 unix_perms_to_wire(mode), SMB_UID_NO_CHANGE, SMB_GID_NO_CHANGE);
 416 }
 417
 418 /****************************************************************************
 419  chown a file (UNIX extensions).
 420 ****************************************************************************/
 421
 422 bool cli_unix_chown(struct cli_state *cli, const char *fname, uid_t uid, gid_t gid)
 423 {
 424         return cli_unix_chmod_chown_internal(cli, fname,
 425                         SMB_MODE_NO_CHANGE, (uint32)uid, (uint32)gid);
 426 }
 427
 428 /****************************************************************************
 429  Rename a file.
 430 ****************************************************************************/
 431
 432 bool cli_rename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
 433 {
 434         char *p;
 435
 436         memset(cli->outbuf,'\0',smb_size);
 437         memset(cli->inbuf,'\0',smb_size);
 438
 439         cli_set_message(cli->outbuf,1, 0, true);
 440
 441         SCVAL(cli->outbuf,smb_com,SMBmv);
 442         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 443         cli_setup_packet(cli);
 444
 445         SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
 446
 447         p = smb_buf(cli->outbuf);
 448         *p++ = 4;
 449         p += clistr_push(cli, p, fname_src,
 450                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
 451         *p++ = 4;
 452         p += clistr_push(cli, p, fname_dst,
 453                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
 454
 455         cli_setup_bcc(cli, p);
 456
 457         cli_send_smb(cli);
 458         if (!cli_receive_smb(cli)) {
 459                 return false;
 460         }
 461
 462         if (cli_is_error(cli)) {
 463                 return false;
 464         }
 465
 466         return true;
 467 }
 468
 469 /****************************************************************************
 470  NT Rename a file.
 471 ****************************************************************************/
 472
 473 bool cli_ntrename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
 474 {
 475         char *p;
 476
 477         memset(cli->outbuf,'\0',smb_size);
 478         memset(cli->inbuf,'\0',smb_size);
 479
 480         cli_set_message(cli->outbuf, 4, 0, true);
 481
 482         SCVAL(cli->outbuf,smb_com,SMBntrename);
 483         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 484         cli_setup_packet(cli);
 485
 486         SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
 487         SSVAL(cli->outbuf,smb_vwv1, RENAME_FLAG_RENAME);
 488
 489         p = smb_buf(cli->outbuf);
 490         *p++ = 4;
 491         p += clistr_push(cli, p, fname_src,
 492                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
 493         *p++ = 4;
 494         p += clistr_push(cli, p, fname_dst,
 495                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
 496
 497         cli_setup_bcc(cli, p);
 498
 499         cli_send_smb(cli);
 500         if (!cli_receive_smb(cli)) {
 501                 return false;
 502         }
 503
 504         if (cli_is_error(cli)) {
 505                 return false;
 506         }
 507
 508         return true;
 509 }
 510
 511 /****************************************************************************
 512  NT hardlink a file.
 513 ****************************************************************************/
 514
 515 bool cli_nt_hardlink(struct cli_state *cli, const char *fname_src, const char *fname_dst)
 516 {
 517         char *p;
 518
 519         memset(cli->outbuf,'\0',smb_size);
 520         memset(cli->inbuf,'\0',smb_size);
 521
 522         cli_set_message(cli->outbuf, 4, 0, true);
 523
 524         SCVAL(cli->outbuf,smb_com,SMBntrename);
 525         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 526         cli_setup_packet(cli);
 527
 528         SSVAL(cli->outbuf,smb_vwv0,aSYSTEM | aHIDDEN | aDIR);
 529         SSVAL(cli->outbuf,smb_vwv1, RENAME_FLAG_HARD_LINK);
 530
 531         p = smb_buf(cli->outbuf);
 532         *p++ = 4;
 533         p += clistr_push(cli, p, fname_src,
 534                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
 535         *p++ = 4;
 536         p += clistr_push(cli, p, fname_dst,
 537                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
 538
 539         cli_setup_bcc(cli, p);
 540
 541         cli_send_smb(cli);
 542         if (!cli_receive_smb(cli)) {
 543                 return false;
 544         }
 545
 546         if (cli_is_error(cli)) {
 547                 return false;
 548         }
 549
 550         return true;
 551 }
 552
 553 /****************************************************************************
 554  Delete a file.
 555 ****************************************************************************/
 556
 557 bool cli_unlink_full(struct cli_state *cli, const char *fname, uint16 attrs)
 558 {
 559         char *p;
 560
 561         memset(cli->outbuf,'\0',smb_size);
 562         memset(cli->inbuf,'\0',smb_size);
 563
 564         cli_set_message(cli->outbuf,1, 0, true);
 565
 566         SCVAL(cli->outbuf,smb_com,SMBunlink);
 567         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 568         cli_setup_packet(cli);
 569
 570         SSVAL(cli->outbuf,smb_vwv0, attrs);
 571
 572         p = smb_buf(cli->outbuf);
 573         *p++ = 4;
 574         p += clistr_push(cli, p, fname,
 575                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
 576
 577         cli_setup_bcc(cli, p);
 578         cli_send_smb(cli);
 579         if (!cli_receive_smb(cli)) {
 580                 return false;
 581         }
 582
 583         if (cli_is_error(cli)) {
 584                 return false;
 585         }
 586
 587         return true;
 588 }
 589
 590 /****************************************************************************
 591  Delete a file.
 592 ****************************************************************************/
 593
 594 bool cli_unlink(struct cli_state *cli, const char *fname)
 595 {
 596         return cli_unlink_full(cli, fname, aSYSTEM | aHIDDEN);
 597 }
 598
 599 /****************************************************************************
 600  Create a directory.
 601 ****************************************************************************/
 602
 603 bool cli_mkdir(struct cli_state *cli, const char *dname)
 604 {
 605         char *p;
 606
 607         memset(cli->outbuf,'\0',smb_size);
 608         memset(cli->inbuf,'\0',smb_size);
 609
 610         cli_set_message(cli->outbuf,0, 0, true);
 611
 612         SCVAL(cli->outbuf,smb_com,SMBmkdir);
 613         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 614         cli_setup_packet(cli);
 615
 616         p = smb_buf(cli->outbuf);
 617         *p++ = 4;
 618         p += clistr_push(cli, p, dname,
 619                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
 620
 621         cli_setup_bcc(cli, p);
 622
 623         cli_send_smb(cli);
 624         if (!cli_receive_smb(cli)) {
 625                 return False;
 626         }
 627
 628         if (cli_is_error(cli)) {
 629                 return False;
 630         }
 631
 632         return True;
 633 }
 634
 635 /****************************************************************************
 636  Remove a directory.
 637 ****************************************************************************/
 638
 639 bool cli_rmdir(struct cli_state *cli, const char *dname)
 640 {
 641         char *p;
 642
 643         memset(cli->outbuf,'\0',smb_size);
 644         memset(cli->inbuf,'\0',smb_size);
 645
 646         cli_set_message(cli->outbuf,0, 0, true);
 647
 648         SCVAL(cli->outbuf,smb_com,SMBrmdir);
 649         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 650         cli_setup_packet(cli);
 651
 652         p = smb_buf(cli->outbuf);
 653         *p++ = 4;
 654         p += clistr_push(cli, p, dname,
 655                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
 656
 657         cli_setup_bcc(cli, p);
 658
 659         cli_send_smb(cli);
 660         if (!cli_receive_smb(cli)) {
 661                 return false;
 662         }
 663
 664         if (cli_is_error(cli)) {
 665                 return false;
 666         }
 667
 668         return true;
 669 }
 670
 671 /****************************************************************************
 672  Set or clear the delete on close flag.
 673 ****************************************************************************/
 674
 675 int cli_nt_delete_on_close(struct cli_state *cli, int fnum, bool flag)
 676 {
 677         unsigned int data_len = 1;
 678         unsigned int param_len = 6;
 679         uint16 setup = TRANSACT2_SETFILEINFO;
 680         char param[6];
 681         unsigned char data;
 682         char *rparam=NULL, *rdata=NULL;
 683
 684         memset(param, 0, param_len);
 685         SSVAL(param,0,fnum);
 686         SSVAL(param,2,SMB_SET_FILE_DISPOSITION_INFO);
 687
 688         data = flag ? 1 : 0;
 689
 690         if (!cli_send_trans(cli, SMBtrans2,
 691                         NULL,                        /* name */
 692                         -1, 0,                          /* fid, flags */
 693                         &setup, 1, 0,                   /* setup, length, max */
 694                         param, param_len, 2,            /* param, length, max */
 695                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
 696                         )) {
 697                 return false;
 698         }
 699
 700         if (!cli_receive_trans(cli, SMBtrans2,
 701                         &rparam, &param_len,
 702                         &rdata, &data_len)) {
 703                 return false;
 704         }
 705
 706         SAFE_FREE(rdata);
 707         SAFE_FREE(rparam);
 708
 709         return true;
 710 }
 711
 712 /****************************************************************************
 713  Open a file - exposing the full horror of the NT API :-).
 714  Used in smbtorture.
 715 ****************************************************************************/
 716
 717 int cli_nt_create_full(struct cli_state *cli, const char *fname,
 718                  uint32 CreatFlags, uint32 DesiredAccess,
 719                  uint32 FileAttributes, uint32 ShareAccess,
 720                  uint32 CreateDisposition, uint32 CreateOptions,
 721                  uint8 SecuityFlags)
 722 {
 723         char *p;
 724         int len;
 725
 726         memset(cli->outbuf,'\0',smb_size);
 727         memset(cli->inbuf,'\0',smb_size);
 728
 729         cli_set_message(cli->outbuf,24,0, true);
 730
 731         SCVAL(cli->outbuf,smb_com,SMBntcreateX);
 732         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 733         cli_setup_packet(cli);
 734
 735         SSVAL(cli->outbuf,smb_vwv0,0xFF);
 736         if (cli->use_oplocks)
 737                 CreatFlags |= (REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK);
 738
 739         SIVAL(cli->outbuf,smb_ntcreate_Flags, CreatFlags);
 740         SIVAL(cli->outbuf,smb_ntcreate_RootDirectoryFid, 0x0);
 741         SIVAL(cli->outbuf,smb_ntcreate_DesiredAccess, DesiredAccess);
 742         SIVAL(cli->outbuf,smb_ntcreate_FileAttributes, FileAttributes);
 743         SIVAL(cli->outbuf,smb_ntcreate_ShareAccess, ShareAccess);
 744         SIVAL(cli->outbuf,smb_ntcreate_CreateDisposition, CreateDisposition);
 745         SIVAL(cli->outbuf,smb_ntcreate_CreateOptions, CreateOptions);
 746         SIVAL(cli->outbuf,smb_ntcreate_ImpersonationLevel, 0x02);
 747         SCVAL(cli->outbuf,smb_ntcreate_SecurityFlags, SecuityFlags);
 748
 749         p = smb_buf(cli->outbuf);
 750         /* this alignment and termination is critical for netapp filers. Don't change */
 751         p += clistr_align_out(cli, p, 0);
 752         len = clistr_push(cli, p, fname,
 753                         cli->bufsize - PTR_DIFF(p,cli->outbuf), 0);
 754         p += len;
 755         SSVAL(cli->outbuf,smb_ntcreate_NameLength, len);
 756         /* sigh. this copes with broken netapp filer behaviour */
 757         p += clistr_push(cli, p, "",
 758                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
 759
 760         cli_setup_bcc(cli, p);
 761
 762         cli_send_smb(cli);
 763         if (!cli_receive_smb(cli)) {
 764                 return -1;
 765         }
 766
 767         if (cli_is_error(cli)) {
 768                 return -1;
 769         }
 770
 771         return SVAL(cli->inbuf,smb_vwv2 + 1);
 772 }
 773
 774 /****************************************************************************
 775  Open a file.
 776 ****************************************************************************/
 777
 778 int cli_nt_create(struct cli_state *cli, const char *fname, uint32 DesiredAccess)
 779 {
 780         return cli_nt_create_full(cli, fname, 0, DesiredAccess, 0,
 781                                 FILE_SHARE_READ|FILE_SHARE_WRITE, FILE_OPEN, 0x0, 0x0);
 782 }
 783
 784 /****************************************************************************
 785  Open a file
 786  WARNING: if you open with O_WRONLY then getattrE won't work!
 787 ****************************************************************************/
 788
 789 int cli_open(struct cli_state *cli, const char *fname, int flags, int share_mode)
 790 {
 791         char *p;
 792         unsigned openfn=0;
 793         unsigned accessmode=0;
 794
 795         if (flags & O_CREAT)
 796                 openfn |= (1<<4);
 797         if (!(flags & O_EXCL)) {
 798                 if (flags & O_TRUNC)
 799                         openfn |= (1<<1);
 800                 else
 801                         openfn |= (1<<0);
 802         }
 803
 804         accessmode = (share_mode<<4);
 805
 806         if ((flags & O_ACCMODE) == O_RDWR) {
 807                 accessmode |= 2;
 808         } else if ((flags & O_ACCMODE) == O_WRONLY) {
 809                 accessmode |= 1;
 810         }
 811
 812 #if defined(O_SYNC)
 813         if ((flags & O_SYNC) == O_SYNC) {
 814                 accessmode |= (1<<14);
 815         }
 816 #endif /* O_SYNC */
 817
 818         if (share_mode == DENY_FCB) {
 819                 accessmode = 0xFF;
 820         }
 821
 822         memset(cli->outbuf,'\0',smb_size);
 823         memset(cli->inbuf,'\0',smb_size);
 824
 825         cli_set_message(cli->outbuf,15,0, true);
 826
 827         SCVAL(cli->outbuf,smb_com,SMBopenX);
 828         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 829         cli_setup_packet(cli);
 830
 831         SSVAL(cli->outbuf,smb_vwv0,0xFF);
 832         SSVAL(cli->outbuf,smb_vwv2,0);  /* no additional info */
 833         SSVAL(cli->outbuf,smb_vwv3,accessmode);
 834         SSVAL(cli->outbuf,smb_vwv4,aSYSTEM | aHIDDEN);
 835         SSVAL(cli->outbuf,smb_vwv5,0);
 836         SSVAL(cli->outbuf,smb_vwv8,openfn);
 837
 838         if (cli->use_oplocks) {
 839                 /* if using oplocks then ask for a batch oplock via
 840                    core and extended methods */
 841                 SCVAL(cli->outbuf,smb_flg, CVAL(cli->outbuf,smb_flg)|
 842                         FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK);
 843                 SSVAL(cli->outbuf,smb_vwv2,SVAL(cli->outbuf,smb_vwv2) | 6);
 844         }
 845
 846         p = smb_buf(cli->outbuf);
 847         p += clistr_push(cli, p, fname,
 848                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
 849
 850         cli_setup_bcc(cli, p);
 851
 852         cli_send_smb(cli);
 853         if (!cli_receive_smb(cli)) {
 854                 return -1;
 855         }
 856
 857         if (cli_is_error(cli)) {
 858                 return -1;
 859         }
 860
 861         return SVAL(cli->inbuf,smb_vwv2);
 862 }
 863
 864 /****************************************************************************
 865  Close a file.
 866 ****************************************************************************/
 867
 868 bool cli_close(struct cli_state *cli, int fnum)
 869 {
 870         memset(cli->outbuf,'\0',smb_size);
 871         memset(cli->inbuf,'\0',smb_size);
 872
 873         cli_set_message(cli->outbuf,3,0,True);
 874
 875         SCVAL(cli->outbuf,smb_com,SMBclose);
 876         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 877         cli_setup_packet(cli);
 878
 879         SSVAL(cli->outbuf,smb_vwv0,fnum);
 880         SIVALS(cli->outbuf,smb_vwv1,-1);
 881
 882         cli_send_smb(cli);
 883         if (!cli_receive_smb(cli)) {
 884                 return False;
 885         }
 886
 887         return !cli_is_error(cli);
 888 }
 889
 890
 891 /****************************************************************************
 892  Truncate a file to a specified size
 893 ****************************************************************************/
 894
 895 bool cli_ftruncate(struct cli_state *cli, int fnum, uint64_t size)
 896 {
 897         unsigned int param_len = 6;
 898         unsigned int data_len = 8;
 899         uint16 setup = TRANSACT2_SETFILEINFO;
 900         char param[6];
 901         unsigned char data[8];
 902         char *rparam=NULL, *rdata=NULL;
 903         int saved_timeout = cli->timeout;
 904
 905         SSVAL(param,0,fnum);
 906         SSVAL(param,2,SMB_SET_FILE_END_OF_FILE_INFO);
 907         SSVAL(param,4,0);
 908
 909         SBVAL(data, 0, size);
 910
 911         if (!cli_send_trans(cli, SMBtrans2,
 912                             NULL,                    /* name */
 913                             -1, 0,                   /* fid, flags */
 914                             &setup, 1, 0,            /* setup, length, max */
 915                             param, param_len, 2,     /* param, length, max */
 916                             (char *)&data,  data_len,/* data, length, ... */
 917                             cli->max_xmit)) {        /* ... max */
 918                 cli->timeout = saved_timeout;
 919                 return False;
 920         }
 921
 922         if (!cli_receive_trans(cli, SMBtrans2,
 923                                 &rparam, &param_len,
 924                                 &rdata, &data_len)) {
 925                 cli->timeout = saved_timeout;
 926                 SAFE_FREE(rdata);
 927                 SAFE_FREE(rparam);
 928                 return False;
 929         }
 930
 931         cli->timeout = saved_timeout;
 932
 933         SAFE_FREE(rdata);
 934         SAFE_FREE(rparam);
 935
 936         return True;
 937 }
 938
 939
 940 /****************************************************************************
 941  send a lock with a specified locktype
 942  this is used for testing LOCKING_ANDX_CANCEL_LOCK
 943 ****************************************************************************/
 944
 945 NTSTATUS cli_locktype(struct cli_state *cli, int fnum,
 946                       uint32 offset, uint32 len,
 947                       int timeout, unsigned char locktype)
 948 {
 949         char *p;
 950         int saved_timeout = cli->timeout;
 951
 952         memset(cli->outbuf,'\0',smb_size);
 953         memset(cli->inbuf,'\0', smb_size);
 954
 955         cli_set_message(cli->outbuf,8,0,True);
 956
 957         SCVAL(cli->outbuf,smb_com,SMBlockingX);
 958         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 959         cli_setup_packet(cli);
 960
 961         SCVAL(cli->outbuf,smb_vwv0,0xFF);
 962         SSVAL(cli->outbuf,smb_vwv2,fnum);
 963         SCVAL(cli->outbuf,smb_vwv3,locktype);
 964         SIVALS(cli->outbuf, smb_vwv4, timeout);
 965         SSVAL(cli->outbuf,smb_vwv6,0);
 966         SSVAL(cli->outbuf,smb_vwv7,1);
 967
 968         p = smb_buf(cli->outbuf);
 969         SSVAL(p, 0, cli->pid);
 970         SIVAL(p, 2, offset);
 971         SIVAL(p, 6, len);
 972
 973         p += 10;
 974
 975         cli_setup_bcc(cli, p);
 976
 977         cli_send_smb(cli);
 978
 979         if (timeout != 0) {
 980                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000);
 981         }
 982
 983         if (!cli_receive_smb(cli)) {
 984                 cli->timeout = saved_timeout;
 985                 return NT_STATUS_UNSUCCESSFUL;
 986         }
 987
 988         cli->timeout = saved_timeout;
 989
 990         return cli_nt_error(cli);
 991 }
 992
 993 /****************************************************************************
 994  Lock a file.
 995  note that timeout is in units of 2 milliseconds
 996 ****************************************************************************/
 997
 998 bool cli_lock(struct cli_state *cli, int fnum,
 999               uint32 offset, uint32 len, int timeout, enum brl_type lock_type)
1000 {
1001         char *p;
1002         int saved_timeout = cli->timeout;
1003
1004         memset(cli->outbuf,'\0',smb_size);
1005         memset(cli->inbuf,'\0', smb_size);
1006
1007         cli_set_message(cli->outbuf,8,0,True);
1008
1009         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1010         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1011         cli_setup_packet(cli);
1012
1013         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1014         SSVAL(cli->outbuf,smb_vwv2,fnum);
1015         SCVAL(cli->outbuf,smb_vwv3,(lock_type == READ_LOCK? 1 : 0));
1016         SIVALS(cli->outbuf, smb_vwv4, timeout);
1017         SSVAL(cli->outbuf,smb_vwv6,0);
1018         SSVAL(cli->outbuf,smb_vwv7,1);
1019
1020         p = smb_buf(cli->outbuf);
1021         SSVAL(p, 0, cli->pid);
1022         SIVAL(p, 2, offset);
1023         SIVAL(p, 6, len);
1024
1025         p += 10;
1026
1027         cli_setup_bcc(cli, p);
1028
1029         cli_send_smb(cli);
1030
1031         if (timeout != 0) {
1032                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout*2 + 5*1000);
1033         }
1034
1035         if (!cli_receive_smb(cli)) {
1036                 cli->timeout = saved_timeout;
1037                 return False;
1038         }
1039
1040         cli->timeout = saved_timeout;
1041
1042         if (cli_is_error(cli)) {
1043                 return False;
1044         }
1045
1046         return True;
1047 }
1048
1049 /****************************************************************************
1050  Unlock a file.
1051 ****************************************************************************/
1052
1053 bool cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len)
1054 {
1055         char *p;
1056
1057         memset(cli->outbuf,'\0',smb_size);
1058         memset(cli->inbuf,'\0',smb_size);
1059
1060         cli_set_message(cli->outbuf,8,0,True);
1061
1062         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1063         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1064         cli_setup_packet(cli);
1065
1066         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1067         SSVAL(cli->outbuf,smb_vwv2,fnum);
1068         SCVAL(cli->outbuf,smb_vwv3,0);
1069         SIVALS(cli->outbuf, smb_vwv4, 0);
1070         SSVAL(cli->outbuf,smb_vwv6,1);
1071         SSVAL(cli->outbuf,smb_vwv7,0);
1072
1073         p = smb_buf(cli->outbuf);
1074         SSVAL(p, 0, cli->pid);
1075         SIVAL(p, 2, offset);
1076         SIVAL(p, 6, len);
1077         p += 10;
1078         cli_setup_bcc(cli, p);
1079         cli_send_smb(cli);
1080         if (!cli_receive_smb(cli)) {
1081                 return False;
1082         }
1083
1084         if (cli_is_error(cli)) {
1085                 return False;
1086         }
1087
1088         return True;
1089 }
1090
1091 /****************************************************************************
1092  Lock a file with 64 bit offsets.
1093 ****************************************************************************/
1094
1095 bool cli_lock64(struct cli_state *cli, int fnum,
1096                 SMB_BIG_UINT offset, SMB_BIG_UINT len, int timeout, enum brl_type lock_type)
1097 {
1098         char *p;
1099         int saved_timeout = cli->timeout;
1100         int ltype;
1101
1102         if (! (cli->capabilities & CAP_LARGE_FILES)) {
1103                 return cli_lock(cli, fnum, offset, len, timeout, lock_type);
1104         }
1105
1106         ltype = (lock_type == READ_LOCK? 1 : 0);
1107         ltype |= LOCKING_ANDX_LARGE_FILES;
1108
1109         memset(cli->outbuf,'\0',smb_size);
1110         memset(cli->inbuf,'\0', smb_size);
1111
1112         cli_set_message(cli->outbuf,8,0,True);
1113
1114         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1115         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1116         cli_setup_packet(cli);
1117
1118         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1119         SSVAL(cli->outbuf,smb_vwv2,fnum);
1120         SCVAL(cli->outbuf,smb_vwv3,ltype);
1121         SIVALS(cli->outbuf, smb_vwv4, timeout);
1122         SSVAL(cli->outbuf,smb_vwv6,0);
1123         SSVAL(cli->outbuf,smb_vwv7,1);
1124
1125         p = smb_buf(cli->outbuf);
1126         SIVAL(p, 0, cli->pid);
1127         SOFF_T_R(p, 4, offset);
1128         SOFF_T_R(p, 12, len);
1129         p += 20;
1130
1131         cli_setup_bcc(cli, p);
1132         cli_send_smb(cli);
1133
1134         if (timeout != 0) {
1135                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 5*1000);
1136         }
1137
1138         if (!cli_receive_smb(cli)) {
1139                 cli->timeout = saved_timeout;
1140                 return False;
1141         }
1142
1143         cli->timeout = saved_timeout;
1144
1145         if (cli_is_error(cli)) {
1146                 return False;
1147         }
1148
1149         return True;
1150 }
1151
1152 /****************************************************************************
1153  Unlock a file with 64 bit offsets.
1154 ****************************************************************************/
1155
1156 bool cli_unlock64(struct cli_state *cli, int fnum, SMB_BIG_UINT offset, SMB_BIG_UINT len)
1157 {
1158         char *p;
1159
1160         if (! (cli->capabilities & CAP_LARGE_FILES)) {
1161                 return cli_unlock(cli, fnum, offset, len);
1162         }
1163
1164         memset(cli->outbuf,'\0',smb_size);
1165         memset(cli->inbuf,'\0',smb_size);
1166
1167         cli_set_message(cli->outbuf,8,0,True);
1168
1169         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1170         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1171         cli_setup_packet(cli);
1172
1173         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1174         SSVAL(cli->outbuf,smb_vwv2,fnum);
1175         SCVAL(cli->outbuf,smb_vwv3,LOCKING_ANDX_LARGE_FILES);
1176         SIVALS(cli->outbuf, smb_vwv4, 0);
1177         SSVAL(cli->outbuf,smb_vwv6,1);
1178         SSVAL(cli->outbuf,smb_vwv7,0);
1179
1180         p = smb_buf(cli->outbuf);
1181         SIVAL(p, 0, cli->pid);
1182         SOFF_T_R(p, 4, offset);
1183         SOFF_T_R(p, 12, len);
1184         p += 20;
1185         cli_setup_bcc(cli, p);
1186         cli_send_smb(cli);
1187         if (!cli_receive_smb(cli)) {
1188                 return False;
1189         }
1190
1191         if (cli_is_error(cli)) {
1192                 return False;
1193         }
1194
1195         return True;
1196 }
1197
1198 /****************************************************************************
1199  Get/unlock a POSIX lock on a file - internal function.
1200 ****************************************************************************/
1201
1202 static bool cli_posix_lock_internal(struct cli_state *cli, int fnum,
1203                 SMB_BIG_UINT offset, SMB_BIG_UINT len, bool wait_lock, enum brl_type lock_type)
1204 {
1205         unsigned int param_len = 4;
1206         unsigned int data_len = POSIX_LOCK_DATA_SIZE;
1207         uint16 setup = TRANSACT2_SETFILEINFO;
1208         char param[4];
1209         unsigned char data[POSIX_LOCK_DATA_SIZE];
1210         char *rparam=NULL, *rdata=NULL;
1211         int saved_timeout = cli->timeout;
1212
1213         SSVAL(param,0,fnum);
1214         SSVAL(param,2,SMB_SET_POSIX_LOCK);
1215
1216         switch (lock_type) {
1217                 case READ_LOCK:
1218                         SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_READ);
1219                         break;
1220                 case WRITE_LOCK:
1221                         SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_WRITE);
1222                         break;
1223                 case UNLOCK_LOCK:
1224                         SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_UNLOCK);
1225                         break;
1226                 default:
1227                         return False;
1228         }
1229
1230         if (wait_lock) {
1231                 SSVAL(data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_WAIT);
1232                 cli->timeout = 0x7FFFFFFF;
1233         } else {
1234                 SSVAL(data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_NOWAIT);
1235         }
1236
1237         SIVAL(data, POSIX_LOCK_PID_OFFSET, cli->pid);
1238         SOFF_T(data, POSIX_LOCK_START_OFFSET, offset);
1239         SOFF_T(data, POSIX_LOCK_LEN_OFFSET, len);
1240
1241         if (!cli_send_trans(cli, SMBtrans2,
1242                         NULL,                        /* name */
1243                         -1, 0,                          /* fid, flags */
1244                         &setup, 1, 0,                   /* setup, length, max */
1245                         param, param_len, 2,            /* param, length, max */
1246                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
1247                         )) {
1248                 cli->timeout = saved_timeout;
1249                 return False;
1250         }
1251
1252         if (!cli_receive_trans(cli, SMBtrans2,
1253                                 &rparam, &param_len,
1254                                 &rdata, &data_len)) {
1255                 cli->timeout = saved_timeout;
1256                 SAFE_FREE(rdata);
1257                 SAFE_FREE(rparam);
1258                 return False;
1259         }
1260
1261         cli->timeout = saved_timeout;
1262
1263         SAFE_FREE(rdata);
1264         SAFE_FREE(rparam);
1265
1266         return True;
1267 }
1268
1269 /****************************************************************************
1270  POSIX Lock a file.
1271 ****************************************************************************/
1272
1273 bool cli_posix_lock(struct cli_state *cli, int fnum,
1274                         SMB_BIG_UINT offset, SMB_BIG_UINT len,
1275                         bool wait_lock, enum brl_type lock_type)
1276 {
1277         if (lock_type != READ_LOCK && lock_type != WRITE_LOCK) {
1278                 return False;
1279         }
1280         return cli_posix_lock_internal(cli, fnum, offset, len, wait_lock, lock_type);
1281 }
1282
1283 /****************************************************************************
1284  POSIX Unlock a file.
1285 ****************************************************************************/
1286
1287 bool cli_posix_unlock(struct cli_state *cli, int fnum, SMB_BIG_UINT offset, SMB_BIG_UINT len)
1288 {
1289         return cli_posix_lock_internal(cli, fnum, offset, len, False, UNLOCK_LOCK);
1290 }
1291
1292 /****************************************************************************
1293  POSIX Get any lock covering a file.
1294 ****************************************************************************/
1295
1296 bool cli_posix_getlock(struct cli_state *cli, int fnum, SMB_BIG_UINT *poffset, SMB_BIG_UINT *plen)
1297 {
1298         return True;
1299 }
1300
1301 /****************************************************************************
1302  Do a SMBgetattrE call.
1303 ****************************************************************************/
1304
1305 bool cli_getattrE(struct cli_state *cli, int fd,
1306                   uint16 *attr, SMB_OFF_T *size,
1307                   time_t *change_time,
1308                   time_t *access_time,
1309                   time_t *write_time)
1310 {
1311         memset(cli->outbuf,'\0',smb_size);
1312         memset(cli->inbuf,'\0',smb_size);
1313
1314         cli_set_message(cli->outbuf,1,0,True);
1315
1316         SCVAL(cli->outbuf,smb_com,SMBgetattrE);
1317         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1318         cli_setup_packet(cli);
1319
1320         SSVAL(cli->outbuf,smb_vwv0,fd);
1321
1322         cli_send_smb(cli);
1323         if (!cli_receive_smb(cli)) {
1324                 return False;
1325         }
1326
1327         if (cli_is_error(cli)) {
1328                 return False;
1329         }
1330
1331         if (size) {
1332                 *size = IVAL(cli->inbuf, smb_vwv6);
1333         }
1334
1335         if (attr) {
1336                 *attr = SVAL(cli->inbuf,smb_vwv10);
1337         }
1338
1339         if (change_time) {
1340                 *change_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv0);
1341         }
1342
1343         if (access_time) {
1344                 *access_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv2);
1345         }
1346
1347         if (write_time) {
1348                 *write_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv4);
1349         }
1350
1351         return True;
1352 }
1353
1354 /****************************************************************************
1355  Do a SMBgetatr call
1356 ****************************************************************************/
1357
1358 bool cli_getatr(struct cli_state *cli, const char *fname,
1359                 uint16 *attr, SMB_OFF_T *size, time_t *write_time)
1360 {
1361         char *p;
1362
1363         memset(cli->outbuf,'\0',smb_size);
1364         memset(cli->inbuf,'\0',smb_size);
1365
1366         cli_set_message(cli->outbuf,0,0,True);
1367
1368         SCVAL(cli->outbuf,smb_com,SMBgetatr);
1369         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1370         cli_setup_packet(cli);
1371
1372         p = smb_buf(cli->outbuf);
1373         *p++ = 4;
1374         p += clistr_push(cli, p, fname,
1375                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1376
1377         cli_setup_bcc(cli, p);
1378
1379         cli_send_smb(cli);
1380         if (!cli_receive_smb(cli)) {
1381                 return False;
1382         }
1383
1384         if (cli_is_error(cli)) {
1385                 return False;
1386         }
1387
1388         if (size) {
1389                 *size = IVAL(cli->inbuf, smb_vwv3);
1390         }
1391
1392         if (write_time) {
1393                 *write_time = cli_make_unix_date3(cli, cli->inbuf+smb_vwv1);
1394         }
1395
1396         if (attr) {
1397                 *attr = SVAL(cli->inbuf,smb_vwv0);
1398         }
1399
1400         return True;
1401 }
1402
1403 /****************************************************************************
1404  Do a SMBsetattrE call.
1405 ****************************************************************************/
1406
1407 bool cli_setattrE(struct cli_state *cli, int fd,
1408                   time_t change_time,
1409                   time_t access_time,
1410                   time_t write_time)
1411
1412 {
1413         char *p;
1414
1415         memset(cli->outbuf,'\0',smb_size);
1416         memset(cli->inbuf,'\0',smb_size);
1417
1418         cli_set_message(cli->outbuf,7,0,True);
1419
1420         SCVAL(cli->outbuf,smb_com,SMBsetattrE);
1421         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1422         cli_setup_packet(cli);
1423
1424         SSVAL(cli->outbuf,smb_vwv0, fd);
1425         cli_put_dos_date2(cli, cli->outbuf,smb_vwv1, change_time);
1426         cli_put_dos_date2(cli, cli->outbuf,smb_vwv3, access_time);
1427         cli_put_dos_date2(cli, cli->outbuf,smb_vwv5, write_time);
1428
1429         p = smb_buf(cli->outbuf);
1430         *p++ = 4;
1431
1432         cli_setup_bcc(cli, p);
1433
1434         cli_send_smb(cli);
1435         if (!cli_receive_smb(cli)) {
1436                 return False;
1437         }
1438
1439         if (cli_is_error(cli)) {
1440                 return False;
1441         }
1442
1443         return True;
1444 }
1445
1446 /****************************************************************************
1447  Do a SMBsetatr call.
1448 ****************************************************************************/
1449
1450 bool cli_setatr(struct cli_state *cli, const char *fname, uint16 attr, time_t t)
1451 {
1452         char *p;
1453
1454         memset(cli->outbuf,'\0',smb_size);
1455         memset(cli->inbuf,'\0',smb_size);
1456
1457         cli_set_message(cli->outbuf,8,0,True);
1458
1459         SCVAL(cli->outbuf,smb_com,SMBsetatr);
1460         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1461         cli_setup_packet(cli);
1462
1463         SSVAL(cli->outbuf,smb_vwv0, attr);
1464         cli_put_dos_date3(cli, cli->outbuf,smb_vwv1, t);
1465
1466         p = smb_buf(cli->outbuf);
1467         *p++ = 4;
1468         p += clistr_push(cli, p, fname,
1469                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1470         *p++ = 4;
1471
1472         cli_setup_bcc(cli, p);
1473
1474         cli_send_smb(cli);
1475         if (!cli_receive_smb(cli)) {
1476                 return False;
1477         }
1478
1479         if (cli_is_error(cli)) {
1480                 return False;
1481         }
1482
1483         return True;
1484 }
1485
1486 /****************************************************************************
1487  Check for existance of a dir.
1488 ****************************************************************************/
1489
1490 bool cli_chkpath(struct cli_state *cli, const char *path)
1491 {
1492         char *path2 = NULL;
1493         char *p;
1494         TALLOC_CTX *frame = talloc_stackframe();
1495
1496         path2 = talloc_strdup(frame, path);
1497         if (!path2) {
1498                 TALLOC_FREE(frame);
1499                 return false;
1500         }
1501         trim_char(path2,'\0','\\');
1502         if (!*path2) {
1503                 path2 = talloc_strdup(frame, "\\");
1504                 if (!path2) {
1505                         TALLOC_FREE(frame);
1506                         return false;
1507                 }
1508         }
1509
1510         memset(cli->outbuf,'\0',smb_size);
1511         cli_set_message(cli->outbuf,0,0,True);
1512         SCVAL(cli->outbuf,smb_com,SMBcheckpath);
1513         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1514         cli_setup_packet(cli);
1515         p = smb_buf(cli->outbuf);
1516         *p++ = 4;
1517         p += clistr_push(cli, p, path2,
1518                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1519
1520         cli_setup_bcc(cli, p);
1521
1522         cli_send_smb(cli);
1523         if (!cli_receive_smb(cli)) {
1524                 TALLOC_FREE(frame);
1525                 return False;
1526         }
1527
1528         TALLOC_FREE(frame);
1529
1530         if (cli_is_error(cli)) return False;
1531
1532         return True;
1533 }
1534
1535 /****************************************************************************
1536  Query disk space.
1537 ****************************************************************************/
1538
1539 bool cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
1540 {
1541         memset(cli->outbuf,'\0',smb_size);
1542         cli_set_message(cli->outbuf,0,0,True);
1543         SCVAL(cli->outbuf,smb_com,SMBdskattr);
1544         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1545         cli_setup_packet(cli);
1546
1547         cli_send_smb(cli);
1548         if (!cli_receive_smb(cli)) {
1549                 return False;
1550         }
1551
1552         *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2);
1553         *total = SVAL(cli->inbuf,smb_vwv0);
1554         *avail = SVAL(cli->inbuf,smb_vwv3);
1555
1556         return True;
1557 }
1558
1559 /****************************************************************************
1560  Create and open a temporary file.
1561 ****************************************************************************/
1562
1563 int cli_ctemp(struct cli_state *cli, const char *path, char **tmp_path)
1564 {
1565         int len;
1566         char *p;
1567
1568         memset(cli->outbuf,'\0',smb_size);
1569         memset(cli->inbuf,'\0',smb_size);
1570
1571         cli_set_message(cli->outbuf,3,0,True);
1572
1573         SCVAL(cli->outbuf,smb_com,SMBctemp);
1574         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1575         cli_setup_packet(cli);
1576
1577         SSVAL(cli->outbuf,smb_vwv0,0);
1578         SIVALS(cli->outbuf,smb_vwv1,-1);
1579
1580         p = smb_buf(cli->outbuf);
1581         *p++ = 4;
1582         p += clistr_push(cli, p, path,
1583                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1584
1585         cli_setup_bcc(cli, p);
1586
1587         cli_send_smb(cli);
1588         if (!cli_receive_smb(cli)) {
1589                 return -1;
1590         }
1591
1592         if (cli_is_error(cli)) {
1593                 return -1;
1594         }
1595
1596         /* despite the spec, the result has a -1, followed by
1597            length, followed by name */
1598         p = smb_buf(cli->inbuf);
1599         p += 4;
1600         len = smb_buflen(cli->inbuf) - 4;
1601         if (len <= 0 || len > PATH_MAX) return -1;
1602
1603         if (tmp_path) {
1604                 char *path2 = SMB_MALLOC_ARRAY(char, len+1);
1605                 if (!path2) {
1606                         return -1;
1607                 }
1608                 clistr_pull(cli, path2, p,
1609                             len+1, len, STR_ASCII);
1610                 *tmp_path = path2;
1611         }
1612
1613         return SVAL(cli->inbuf,smb_vwv0);
1614 }
1615
1616 /*
1617    send a raw ioctl - used by the torture code
1618 */
1619 NTSTATUS cli_raw_ioctl(struct cli_state *cli, int fnum, uint32 code, DATA_BLOB *blob)
1620 {
1621         memset(cli->outbuf,'\0',smb_size);
1622         memset(cli->inbuf,'\0',smb_size);
1623
1624         cli_set_message(cli->outbuf, 3, 0, True);
1625         SCVAL(cli->outbuf,smb_com,SMBioctl);
1626         cli_setup_packet(cli);
1627
1628         SSVAL(cli->outbuf, smb_vwv0, fnum);
1629         SSVAL(cli->outbuf, smb_vwv1, code>>16);
1630         SSVAL(cli->outbuf, smb_vwv2, (code&0xFFFF));
1631
1632         cli_send_smb(cli);
1633         if (!cli_receive_smb(cli)) {
1634                 return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
1635         }
1636
1637         if (cli_is_error(cli)) {
1638                 return cli_nt_error(cli);
1639         }
1640
1641         *blob = data_blob_null;
1642
1643         return NT_STATUS_OK;
1644 }
1645
1646 /*********************************************************
1647  Set an extended attribute utility fn.
1648 *********************************************************/
1649
1650 static bool cli_set_ea(struct cli_state *cli, uint16 setup, char *param, unsigned int param_len,
1651                         const char *ea_name, const char *ea_val, size_t ea_len)
1652 {
1653         unsigned int data_len = 0;
1654         char *data = NULL;
1655         char *rparam=NULL, *rdata=NULL;
1656         char *p;
1657         size_t ea_namelen = strlen(ea_name);
1658
1659         if (ea_namelen == 0 && ea_len == 0) {
1660                 data_len = 4;
1661                 data = (char *)SMB_MALLOC(data_len);
1662                 if (!data) {
1663                         return False;
1664                 }
1665                 p = data;
1666                 SIVAL(p,0,data_len);
1667         } else {
1668                 data_len = 4 + 4 + ea_namelen + 1 + ea_len;
1669                 data = (char *)SMB_MALLOC(data_len);
1670                 if (!data) {
1671                         return False;
1672                 }
1673                 p = data;
1674                 SIVAL(p,0,data_len);
1675                 p += 4;
1676                 SCVAL(p, 0, 0); /* EA flags. */
1677                 SCVAL(p, 1, ea_namelen);
1678                 SSVAL(p, 2, ea_len);
1679                 memcpy(p+4, ea_name, ea_namelen+1); /* Copy in the name. */
1680                 memcpy(p+4+ea_namelen+1, ea_val, ea_len);
1681         }
1682
1683         if (!cli_send_trans(cli, SMBtrans2,
1684                         NULL,                        /* name */
1685                         -1, 0,                          /* fid, flags */
1686                         &setup, 1, 0,                   /* setup, length, max */
1687                         param, param_len, 2,            /* param, length, max */
1688                         data,  data_len, cli->max_xmit /* data, length, max */
1689                         )) {
1690                 SAFE_FREE(data);
1691                 return False;
1692         }
1693
1694         if (!cli_receive_trans(cli, SMBtrans2,
1695                         &rparam, &param_len,
1696                         &rdata, &data_len)) {
1697                         SAFE_FREE(data);
1698                 return false;
1699         }
1700
1701         SAFE_FREE(data);
1702         SAFE_FREE(rdata);
1703         SAFE_FREE(rparam);
1704
1705         return True;
1706 }
1707
1708 /*********************************************************
1709  Set an extended attribute on a pathname.
1710 *********************************************************/
1711
1712 bool cli_set_ea_path(struct cli_state *cli, const char *path, const char *ea_name, const char *ea_val, size_t ea_len)
1713 {
1714         uint16 setup = TRANSACT2_SETPATHINFO;
1715         unsigned int param_len = 0;
1716         char *param;
1717         size_t srclen = 2*(strlen(path)+1);
1718         char *p;
1719         bool ret;
1720
1721         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
1722         if (!param) {
1723                 return false;
1724         }
1725         memset(param, '\0', 6);
1726         SSVAL(param,0,SMB_INFO_SET_EA);
1727         p = &param[6];
1728
1729         p += clistr_push(cli, p, path, srclen, STR_TERMINATE);
1730         param_len = PTR_DIFF(p, param);
1731
1732         ret = cli_set_ea(cli, setup, param, param_len, ea_name, ea_val, ea_len);
1733         SAFE_FREE(param);
1734         return ret;
1735 }
1736
1737 /*********************************************************
1738  Set an extended attribute on an fnum.
1739 *********************************************************/
1740
1741 bool cli_set_ea_fnum(struct cli_state *cli, int fnum, const char *ea_name, const char *ea_val, size_t ea_len)
1742 {
1743         char param[6];
1744         uint16 setup = TRANSACT2_SETFILEINFO;
1745
1746         memset(param, 0, 6);
1747         SSVAL(param,0,fnum);
1748         SSVAL(param,2,SMB_INFO_SET_EA);
1749
1750         return cli_set_ea(cli, setup, param, 6, ea_name, ea_val, ea_len);
1751 }
1752
1753 /*********************************************************
1754  Get an extended attribute list tility fn.
1755 *********************************************************/
1756
1757 static bool cli_get_ea_list(struct cli_state *cli,
1758                 uint16 setup, char *param, unsigned int param_len,
1759                 TALLOC_CTX *ctx,
1760                 size_t *pnum_eas,
1761                 struct ea_struct **pea_list)
1762 {
1763         unsigned int data_len = 0;
1764         unsigned int rparam_len, rdata_len;
1765         char *rparam=NULL, *rdata=NULL;
1766         char *p;
1767         size_t ea_size;
1768         size_t num_eas;
1769         bool ret = False;
1770         struct ea_struct *ea_list;
1771
1772         *pnum_eas = 0;
1773         if (pea_list) {
1774                 *pea_list = NULL;
1775         }
1776
1777         if (!cli_send_trans(cli, SMBtrans2,
1778                         NULL,           /* Name */
1779                         -1, 0,          /* fid, flags */
1780                         &setup, 1, 0,   /* setup, length, max */
1781                         param, param_len, 10, /* param, length, max */
1782                         NULL, data_len, cli->max_xmit /* data, length, max */
1783                                 )) {
1784                 return False;
1785         }
1786
1787         if (!cli_receive_trans(cli, SMBtrans2,
1788                         &rparam, &rparam_len,
1789                         &rdata, &rdata_len)) {
1790                 return False;
1791         }
1792
1793         if (!rdata || rdata_len < 4) {
1794                 goto out;
1795         }
1796
1797         ea_size = (size_t)IVAL(rdata,0);
1798         if (ea_size > rdata_len) {
1799                 goto out;
1800         }
1801
1802         if (ea_size == 0) {
1803                 /* No EA's present. */
1804                 ret = True;
1805                 goto out;
1806         }
1807
1808         p = rdata + 4;
1809         ea_size -= 4;
1810
1811         /* Validate the EA list and count it. */
1812         for (num_eas = 0; ea_size >= 4; num_eas++) {
1813                 unsigned int ea_namelen = CVAL(p,1);
1814                 unsigned int ea_valuelen = SVAL(p,2);
1815                 if (ea_namelen == 0) {
1816                         goto out;
1817                 }
1818                 if (4 + ea_namelen + 1 + ea_valuelen > ea_size) {
1819                         goto out;
1820                 }
1821                 ea_size -= 4 + ea_namelen + 1 + ea_valuelen;
1822                 p += 4 + ea_namelen + 1 + ea_valuelen;
1823         }
1824
1825         if (num_eas == 0) {
1826                 ret = True;
1827                 goto out;
1828         }
1829
1830         *pnum_eas = num_eas;
1831         if (!pea_list) {
1832                 /* Caller only wants number of EA's. */
1833                 ret = True;
1834                 goto out;
1835         }
1836
1837         ea_list = TALLOC_ARRAY(ctx, struct ea_struct, num_eas);
1838         if (!ea_list) {
1839                 goto out;
1840         }
1841
1842         ea_size = (size_t)IVAL(rdata,0);
1843         p = rdata + 4;
1844
1845         for (num_eas = 0; num_eas < *pnum_eas; num_eas++ ) {
1846                 struct ea_struct *ea = &ea_list[num_eas];
1847                 fstring unix_ea_name;
1848                 unsigned int ea_namelen = CVAL(p,1);
1849                 unsigned int ea_valuelen = SVAL(p,2);
1850
1851                 ea->flags = CVAL(p,0);
1852                 unix_ea_name[0] = '\0';
1853                 pull_ascii_fstring(unix_ea_name, p + 4);
1854                 ea->name = talloc_strdup(ctx, unix_ea_name);
1855                 /* Ensure the value is null terminated (in case it's a string). */
1856                 ea->value = data_blob_talloc(ctx, NULL, ea_valuelen + 1);
1857                 if (!ea->value.data) {
1858                         goto out;
1859                 }
1860                 if (ea_valuelen) {
1861                         memcpy(ea->value.data, p+4+ea_namelen+1, ea_valuelen);
1862                 }
1863                 ea->value.data[ea_valuelen] = 0;
1864                 ea->value.length--;
1865                 p += 4 + ea_namelen + 1 + ea_valuelen;
1866         }
1867
1868         *pea_list = ea_list;
1869         ret = True;
1870
1871  out :
1872
1873         SAFE_FREE(rdata);
1874         SAFE_FREE(rparam);
1875         return ret;
1876 }
1877
1878 /*********************************************************
1879  Get an extended attribute list from a pathname.
1880 *********************************************************/
1881
1882 bool cli_get_ea_list_path(struct cli_state *cli, const char *path,
1883                 TALLOC_CTX *ctx,
1884                 size_t *pnum_eas,
1885                 struct ea_struct **pea_list)
1886 {
1887         uint16 setup = TRANSACT2_QPATHINFO;
1888         unsigned int param_len = 0;
1889         char *param;
1890         char *p;
1891         size_t srclen = 2*(strlen(path)+1);
1892         bool ret;
1893
1894         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
1895         if (!param) {
1896                 return false;
1897         }
1898         p = param;
1899         memset(p, 0, 6);
1900         SSVAL(p, 0, SMB_INFO_QUERY_ALL_EAS);
1901         p += 6;
1902         p += clistr_push(cli, p, path, srclen, STR_TERMINATE);
1903         param_len = PTR_DIFF(p, param);
1904
1905         ret = cli_get_ea_list(cli, setup, param, param_len, ctx, pnum_eas, pea_list);
1906         SAFE_FREE(param);
1907         return ret;
1908 }
1909
1910 /*********************************************************
1911  Get an extended attribute list from an fnum.
1912 *********************************************************/
1913
1914 bool cli_get_ea_list_fnum(struct cli_state *cli, int fnum,
1915                 TALLOC_CTX *ctx,
1916                 size_t *pnum_eas,
1917                 struct ea_struct **pea_list)
1918 {
1919         uint16 setup = TRANSACT2_QFILEINFO;
1920         char param[6];
1921
1922         memset(param, 0, 6);
1923         SSVAL(param,0,fnum);
1924         SSVAL(param,2,SMB_INFO_SET_EA);
1925
1926         return cli_get_ea_list(cli, setup, param, 6, ctx, pnum_eas, pea_list);
1927 }
1928
1929 /****************************************************************************
1930  Convert open "flags" arg to uint32 on wire.
1931 ****************************************************************************/
1932
1933 static uint32 open_flags_to_wire(int flags)
1934 {
1935         int open_mode = flags & O_ACCMODE;
1936         uint32 ret = 0;
1937
1938         switch (open_mode) {
1939                 case O_WRONLY:
1940                         ret |= SMB_O_WRONLY;
1941                         break;
1942                 case O_RDWR:
1943                         ret |= SMB_O_RDWR;
1944                         break;
1945                 default:
1946                 case O_RDONLY:
1947                         ret |= SMB_O_RDONLY;
1948                         break;
1949         }
1950
1951         if (flags & O_CREAT) {
1952                 ret |= SMB_O_CREAT;
1953         }
1954         if (flags & O_EXCL) {
1955                 ret |= SMB_O_EXCL;
1956         }
1957         if (flags & O_TRUNC) {
1958                 ret |= SMB_O_TRUNC;
1959         }
1960 #if defined(O_SYNC)
1961         if (flags & O_SYNC) {
1962                 ret |= SMB_O_SYNC;
1963         }
1964 #endif /* O_SYNC */
1965         if (flags & O_APPEND) {
1966                 ret |= SMB_O_APPEND;
1967         }
1968 #if defined(O_DIRECT)
1969         if (flags & O_DIRECT) {
1970                 ret |= SMB_O_DIRECT;
1971         }
1972 #endif
1973 #if defined(O_DIRECTORY)
1974         if (flags & O_DIRECTORY) {
1975                 ret &= ~(SMB_O_RDONLY|SMB_O_RDWR|SMB_O_WRONLY);
1976                 ret |= SMB_O_DIRECTORY;
1977         }
1978 #endif
1979         return ret;
1980 }
1981
1982 /****************************************************************************
1983  Open a file - POSIX semantics. Returns fnum. Doesn't request oplock.
1984 ****************************************************************************/
1985
1986 static int cli_posix_open_internal(struct cli_state *cli, const char *fname, int flags, mode_t mode, bool is_dir)
1987 {
1988         unsigned int data_len = 0;
1989         unsigned int param_len = 0;
1990         uint16 setup = TRANSACT2_SETPATHINFO;
1991         char *param;
1992         char data[18];
1993         char *rparam=NULL, *rdata=NULL;
1994         char *p;
1995         int fnum = -1;
1996         uint32 wire_flags = open_flags_to_wire(flags);
1997         size_t srclen = 2*(strlen(fname)+1);
1998
1999         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2000         if (!param) {
2001                 return false;
2002         }
2003         memset(param, '\0', 6);
2004         SSVAL(param,0, SMB_POSIX_PATH_OPEN);
2005         p = &param[6];
2006
2007         p += clistr_push(cli, p, fname, srclen, STR_TERMINATE);
2008         param_len = PTR_DIFF(p, param);
2009
2010         if (is_dir) {
2011                 wire_flags &= ~(SMB_O_RDONLY|SMB_O_RDWR|SMB_O_WRONLY);
2012                 wire_flags |= SMB_O_DIRECTORY;
2013         }
2014
2015         p = data;
2016         SIVAL(p,0,0); /* No oplock. */
2017         SIVAL(p,4,wire_flags);
2018         SIVAL(p,8,unix_perms_to_wire(mode));
2019         SIVAL(p,12,0); /* Top bits of perms currently undefined. */
2020         SSVAL(p,16,SMB_NO_INFO_LEVEL_RETURNED); /* No info level returned. */
2021
2022         data_len = 18;
2023
2024         if (!cli_send_trans(cli, SMBtrans2,
2025                         NULL,                        /* name */
2026                         -1, 0,                          /* fid, flags */
2027                         &setup, 1, 0,                   /* setup, length, max */
2028                         param, param_len, 2,            /* param, length, max */
2029                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
2030                         )) {
2031                 SAFE_FREE(param);
2032                 return -1;
2033         }
2034
2035         SAFE_FREE(param);
2036
2037         if (!cli_receive_trans(cli, SMBtrans2,
2038                 &rparam, &param_len,
2039                 &rdata, &data_len)) {
2040                         return -1;
2041         }
2042
2043         fnum = SVAL(rdata,2);
2044
2045         SAFE_FREE(rdata);
2046         SAFE_FREE(rparam);
2047
2048         return fnum;
2049 }
2050
2051 /****************************************************************************
2052  open - POSIX semantics.
2053 ****************************************************************************/
2054
2055 int cli_posix_open(struct cli_state *cli, const char *fname, int flags, mode_t mode)
2056 {
2057         return cli_posix_open_internal(cli, fname, flags, mode, False);
2058 }
2059
2060 /****************************************************************************
2061  mkdir - POSIX semantics.
2062 ****************************************************************************/
2063
2064 int cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode)
2065 {
2066         return (cli_posix_open_internal(cli, fname, O_CREAT, mode, True) == -1) ? -1 : 0;
2067 }
2068
2069 /****************************************************************************
2070  unlink or rmdir - POSIX semantics.
2071 ****************************************************************************/
2072
2073 static bool cli_posix_unlink_internal(struct cli_state *cli, const char *fname, bool is_dir)
2074 {
2075         unsigned int data_len = 0;
2076         unsigned int param_len = 0;
2077         uint16 setup = TRANSACT2_SETPATHINFO;
2078         char *param;
2079         char data[2];
2080         char *rparam=NULL, *rdata=NULL;
2081         char *p;
2082         size_t srclen = 2*(strlen(fname)+1);
2083
2084         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2085         if (!param) {
2086                 return false;
2087         }
2088         memset(param, '\0', 6);
2089         SSVAL(param,0, SMB_POSIX_PATH_UNLINK);
2090         p = &param[6];
2091
2092         p += clistr_push(cli, p, fname, srclen, STR_TERMINATE);
2093         param_len = PTR_DIFF(p, param);
2094
2095         SSVAL(data, 0, is_dir ? SMB_POSIX_UNLINK_DIRECTORY_TARGET :
2096                         SMB_POSIX_UNLINK_FILE_TARGET);
2097         data_len = 2;
2098
2099         if (!cli_send_trans(cli, SMBtrans2,
2100                         NULL,                        /* name */
2101                         -1, 0,                          /* fid, flags */
2102                         &setup, 1, 0,                   /* setup, length, max */
2103                         param, param_len, 2,            /* param, length, max */
2104                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
2105                         )) {
2106                 SAFE_FREE(param);
2107                 return False;
2108         }
2109
2110         SAFE_FREE(param);
2111
2112         if (!cli_receive_trans(cli, SMBtrans2,
2113                 &rparam, &param_len,
2114                 &rdata, &data_len)) {
2115                         return False;
2116         }
2117
2118         SAFE_FREE(rdata);
2119         SAFE_FREE(rparam);
2120
2121         return True;
2122 }
2123
2124 /****************************************************************************
2125  unlink - POSIX semantics.
2126 ****************************************************************************/
2127
2128 bool cli_posix_unlink(struct cli_state *cli, const char *fname)
2129 {
2130         return cli_posix_unlink_internal(cli, fname, False);
2131 }
2132
2133 /****************************************************************************
2134  rmdir - POSIX semantics.
2135 ****************************************************************************/
2136
2137 int cli_posix_rmdir(struct cli_state *cli, const char *fname)
2138 {
2139         return cli_posix_unlink_internal(cli, fname, True);
2140 }