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 SecurityFlags)
 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, SecurityFlags);
 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 struct async_req *cli_close_send(TALLOC_CTX *mem_ctx, struct cli_state *cli,
 869                                  int fnum)
 870 {
 871         uint16_t vwv[3];
 872
 873         SSVAL(vwv+0, 0, fnum);
 874         SIVALS(vwv+1, 0, -1);
 875
 876         return cli_request_send(mem_ctx, cli, SMBclose, 0, 3, vwv, 0, NULL);
 877 }
 878
 879 NTSTATUS cli_close_recv(struct async_req *req)
 880 {
 881         struct cli_request *cli_req = cli_request_get(req);
 882
 883         SMB_ASSERT(req->state >= ASYNC_REQ_DONE);
 884         if (req->state == ASYNC_REQ_ERROR) {
 885                 return req->status;
 886         }
 887
 888         return cli_pull_error(cli_req->inbuf);
 889 }
 890
 891 bool cli_close(struct cli_state *cli, int fnum)
 892 {
 893         TALLOC_CTX *frame = talloc_stackframe();
 894         struct async_req *req;
 895         bool result = false;
 896
 897         if (cli_tmp_event_ctx(frame, cli) == NULL) {
 898                 goto fail;
 899         }
 900
 901         req = cli_close_send(frame, cli, fnum);
 902         if (req == NULL) {
 903                 goto fail;
 904         }
 905
 906         while (req->state < ASYNC_REQ_DONE) {
 907                 event_loop_once(cli->event_ctx);
 908         }
 909
 910         result = NT_STATUS_IS_OK(cli_close_recv(req));
 911  fail:
 912         TALLOC_FREE(frame);
 913         return result;
 914 }
 915
 916 /****************************************************************************
 917  Truncate a file to a specified size
 918 ****************************************************************************/
 919
 920 bool cli_ftruncate(struct cli_state *cli, int fnum, uint64_t size)
 921 {
 922         unsigned int param_len = 6;
 923         unsigned int data_len = 8;
 924         uint16 setup = TRANSACT2_SETFILEINFO;
 925         char param[6];
 926         unsigned char data[8];
 927         char *rparam=NULL, *rdata=NULL;
 928         int saved_timeout = cli->timeout;
 929
 930         SSVAL(param,0,fnum);
 931         SSVAL(param,2,SMB_SET_FILE_END_OF_FILE_INFO);
 932         SSVAL(param,4,0);
 933
 934         SBVAL(data, 0, size);
 935
 936         if (!cli_send_trans(cli, SMBtrans2,
 937                             NULL,                    /* name */
 938                             -1, 0,                   /* fid, flags */
 939                             &setup, 1, 0,            /* setup, length, max */
 940                             param, param_len, 2,     /* param, length, max */
 941                             (char *)&data,  data_len,/* data, length, ... */
 942                             cli->max_xmit)) {        /* ... max */
 943                 cli->timeout = saved_timeout;
 944                 return False;
 945         }
 946
 947         if (!cli_receive_trans(cli, SMBtrans2,
 948                                 &rparam, &param_len,
 949                                 &rdata, &data_len)) {
 950                 cli->timeout = saved_timeout;
 951                 SAFE_FREE(rdata);
 952                 SAFE_FREE(rparam);
 953                 return False;
 954         }
 955
 956         cli->timeout = saved_timeout;
 957
 958         SAFE_FREE(rdata);
 959         SAFE_FREE(rparam);
 960
 961         return True;
 962 }
 963
 964
 965 /****************************************************************************
 966  send a lock with a specified locktype
 967  this is used for testing LOCKING_ANDX_CANCEL_LOCK
 968 ****************************************************************************/
 969
 970 NTSTATUS cli_locktype(struct cli_state *cli, int fnum,
 971                       uint32 offset, uint32 len,
 972                       int timeout, unsigned char locktype)
 973 {
 974         char *p;
 975         int saved_timeout = cli->timeout;
 976
 977         memset(cli->outbuf,'\0',smb_size);
 978         memset(cli->inbuf,'\0', smb_size);
 979
 980         cli_set_message(cli->outbuf,8,0,True);
 981
 982         SCVAL(cli->outbuf,smb_com,SMBlockingX);
 983         SSVAL(cli->outbuf,smb_tid,cli->cnum);
 984         cli_setup_packet(cli);
 985
 986         SCVAL(cli->outbuf,smb_vwv0,0xFF);
 987         SSVAL(cli->outbuf,smb_vwv2,fnum);
 988         SCVAL(cli->outbuf,smb_vwv3,locktype);
 989         SIVALS(cli->outbuf, smb_vwv4, timeout);
 990         SSVAL(cli->outbuf,smb_vwv6,0);
 991         SSVAL(cli->outbuf,smb_vwv7,1);
 992
 993         p = smb_buf(cli->outbuf);
 994         SSVAL(p, 0, cli->pid);
 995         SIVAL(p, 2, offset);
 996         SIVAL(p, 6, len);
 997
 998         p += 10;
 999
1000         cli_setup_bcc(cli, p);
1001
1002         cli_send_smb(cli);
1003
1004         if (timeout != 0) {
1005                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000);
1006         }
1007
1008         if (!cli_receive_smb(cli)) {
1009                 cli->timeout = saved_timeout;
1010                 return NT_STATUS_UNSUCCESSFUL;
1011         }
1012
1013         cli->timeout = saved_timeout;
1014
1015         return cli_nt_error(cli);
1016 }
1017
1018 /****************************************************************************
1019  Lock a file.
1020  note that timeout is in units of 2 milliseconds
1021 ****************************************************************************/
1022
1023 bool cli_lock(struct cli_state *cli, int fnum,
1024               uint32 offset, uint32 len, int timeout, enum brl_type lock_type)
1025 {
1026         char *p;
1027         int saved_timeout = cli->timeout;
1028
1029         memset(cli->outbuf,'\0',smb_size);
1030         memset(cli->inbuf,'\0', smb_size);
1031
1032         cli_set_message(cli->outbuf,8,0,True);
1033
1034         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1035         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1036         cli_setup_packet(cli);
1037
1038         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1039         SSVAL(cli->outbuf,smb_vwv2,fnum);
1040         SCVAL(cli->outbuf,smb_vwv3,(lock_type == READ_LOCK? 1 : 0));
1041         SIVALS(cli->outbuf, smb_vwv4, timeout);
1042         SSVAL(cli->outbuf,smb_vwv6,0);
1043         SSVAL(cli->outbuf,smb_vwv7,1);
1044
1045         p = smb_buf(cli->outbuf);
1046         SSVAL(p, 0, cli->pid);
1047         SIVAL(p, 2, offset);
1048         SIVAL(p, 6, len);
1049
1050         p += 10;
1051
1052         cli_setup_bcc(cli, p);
1053
1054         cli_send_smb(cli);
1055
1056         if (timeout != 0) {
1057                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout*2 + 5*1000);
1058         }
1059
1060         if (!cli_receive_smb(cli)) {
1061                 cli->timeout = saved_timeout;
1062                 return False;
1063         }
1064
1065         cli->timeout = saved_timeout;
1066
1067         if (cli_is_error(cli)) {
1068                 return False;
1069         }
1070
1071         return True;
1072 }
1073
1074 /****************************************************************************
1075  Unlock a file.
1076 ****************************************************************************/
1077
1078 bool cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len)
1079 {
1080         char *p;
1081
1082         memset(cli->outbuf,'\0',smb_size);
1083         memset(cli->inbuf,'\0',smb_size);
1084
1085         cli_set_message(cli->outbuf,8,0,True);
1086
1087         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1088         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1089         cli_setup_packet(cli);
1090
1091         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1092         SSVAL(cli->outbuf,smb_vwv2,fnum);
1093         SCVAL(cli->outbuf,smb_vwv3,0);
1094         SIVALS(cli->outbuf, smb_vwv4, 0);
1095         SSVAL(cli->outbuf,smb_vwv6,1);
1096         SSVAL(cli->outbuf,smb_vwv7,0);
1097
1098         p = smb_buf(cli->outbuf);
1099         SSVAL(p, 0, cli->pid);
1100         SIVAL(p, 2, offset);
1101         SIVAL(p, 6, len);
1102         p += 10;
1103         cli_setup_bcc(cli, p);
1104         cli_send_smb(cli);
1105         if (!cli_receive_smb(cli)) {
1106                 return False;
1107         }
1108
1109         if (cli_is_error(cli)) {
1110                 return False;
1111         }
1112
1113         return True;
1114 }
1115
1116 /****************************************************************************
1117  Lock a file with 64 bit offsets.
1118 ****************************************************************************/
1119
1120 bool cli_lock64(struct cli_state *cli, int fnum,
1121                 SMB_BIG_UINT offset, SMB_BIG_UINT len, int timeout, enum brl_type lock_type)
1122 {
1123         char *p;
1124         int saved_timeout = cli->timeout;
1125         int ltype;
1126
1127         if (! (cli->capabilities & CAP_LARGE_FILES)) {
1128                 return cli_lock(cli, fnum, offset, len, timeout, lock_type);
1129         }
1130
1131         ltype = (lock_type == READ_LOCK? 1 : 0);
1132         ltype |= LOCKING_ANDX_LARGE_FILES;
1133
1134         memset(cli->outbuf,'\0',smb_size);
1135         memset(cli->inbuf,'\0', smb_size);
1136
1137         cli_set_message(cli->outbuf,8,0,True);
1138
1139         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1140         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1141         cli_setup_packet(cli);
1142
1143         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1144         SSVAL(cli->outbuf,smb_vwv2,fnum);
1145         SCVAL(cli->outbuf,smb_vwv3,ltype);
1146         SIVALS(cli->outbuf, smb_vwv4, timeout);
1147         SSVAL(cli->outbuf,smb_vwv6,0);
1148         SSVAL(cli->outbuf,smb_vwv7,1);
1149
1150         p = smb_buf(cli->outbuf);
1151         SIVAL(p, 0, cli->pid);
1152         SOFF_T_R(p, 4, offset);
1153         SOFF_T_R(p, 12, len);
1154         p += 20;
1155
1156         cli_setup_bcc(cli, p);
1157         cli_send_smb(cli);
1158
1159         if (timeout != 0) {
1160                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 5*1000);
1161         }
1162
1163         if (!cli_receive_smb(cli)) {
1164                 cli->timeout = saved_timeout;
1165                 return False;
1166         }
1167
1168         cli->timeout = saved_timeout;
1169
1170         if (cli_is_error(cli)) {
1171                 return False;
1172         }
1173
1174         return True;
1175 }
1176
1177 /****************************************************************************
1178  Unlock a file with 64 bit offsets.
1179 ****************************************************************************/
1180
1181 bool cli_unlock64(struct cli_state *cli, int fnum, SMB_BIG_UINT offset, SMB_BIG_UINT len)
1182 {
1183         char *p;
1184
1185         if (! (cli->capabilities & CAP_LARGE_FILES)) {
1186                 return cli_unlock(cli, fnum, offset, len);
1187         }
1188
1189         memset(cli->outbuf,'\0',smb_size);
1190         memset(cli->inbuf,'\0',smb_size);
1191
1192         cli_set_message(cli->outbuf,8,0,True);
1193
1194         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1195         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1196         cli_setup_packet(cli);
1197
1198         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1199         SSVAL(cli->outbuf,smb_vwv2,fnum);
1200         SCVAL(cli->outbuf,smb_vwv3,LOCKING_ANDX_LARGE_FILES);
1201         SIVALS(cli->outbuf, smb_vwv4, 0);
1202         SSVAL(cli->outbuf,smb_vwv6,1);
1203         SSVAL(cli->outbuf,smb_vwv7,0);
1204
1205         p = smb_buf(cli->outbuf);
1206         SIVAL(p, 0, cli->pid);
1207         SOFF_T_R(p, 4, offset);
1208         SOFF_T_R(p, 12, len);
1209         p += 20;
1210         cli_setup_bcc(cli, p);
1211         cli_send_smb(cli);
1212         if (!cli_receive_smb(cli)) {
1213                 return False;
1214         }
1215
1216         if (cli_is_error(cli)) {
1217                 return False;
1218         }
1219
1220         return True;
1221 }
1222
1223 /****************************************************************************
1224  Get/unlock a POSIX lock on a file - internal function.
1225 ****************************************************************************/
1226
1227 static bool cli_posix_lock_internal(struct cli_state *cli, int fnum,
1228                 SMB_BIG_UINT offset, SMB_BIG_UINT len, bool wait_lock, enum brl_type lock_type)
1229 {
1230         unsigned int param_len = 4;
1231         unsigned int data_len = POSIX_LOCK_DATA_SIZE;
1232         uint16 setup = TRANSACT2_SETFILEINFO;
1233         char param[4];
1234         unsigned char data[POSIX_LOCK_DATA_SIZE];
1235         char *rparam=NULL, *rdata=NULL;
1236         int saved_timeout = cli->timeout;
1237
1238         SSVAL(param,0,fnum);
1239         SSVAL(param,2,SMB_SET_POSIX_LOCK);
1240
1241         switch (lock_type) {
1242                 case READ_LOCK:
1243                         SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_READ);
1244                         break;
1245                 case WRITE_LOCK:
1246                         SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_WRITE);
1247                         break;
1248                 case UNLOCK_LOCK:
1249                         SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_UNLOCK);
1250                         break;
1251                 default:
1252                         return False;
1253         }
1254
1255         if (wait_lock) {
1256                 SSVAL(data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_WAIT);
1257                 cli->timeout = 0x7FFFFFFF;
1258         } else {
1259                 SSVAL(data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_NOWAIT);
1260         }
1261
1262         SIVAL(data, POSIX_LOCK_PID_OFFSET, cli->pid);
1263         SOFF_T(data, POSIX_LOCK_START_OFFSET, offset);
1264         SOFF_T(data, POSIX_LOCK_LEN_OFFSET, len);
1265
1266         if (!cli_send_trans(cli, SMBtrans2,
1267                         NULL,                        /* name */
1268                         -1, 0,                          /* fid, flags */
1269                         &setup, 1, 0,                   /* setup, length, max */
1270                         param, param_len, 2,            /* param, length, max */
1271                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
1272                         )) {
1273                 cli->timeout = saved_timeout;
1274                 return False;
1275         }
1276
1277         if (!cli_receive_trans(cli, SMBtrans2,
1278                                 &rparam, &param_len,
1279                                 &rdata, &data_len)) {
1280                 cli->timeout = saved_timeout;
1281                 SAFE_FREE(rdata);
1282                 SAFE_FREE(rparam);
1283                 return False;
1284         }
1285
1286         cli->timeout = saved_timeout;
1287
1288         SAFE_FREE(rdata);
1289         SAFE_FREE(rparam);
1290
1291         return True;
1292 }
1293
1294 /****************************************************************************
1295  POSIX Lock a file.
1296 ****************************************************************************/
1297
1298 bool cli_posix_lock(struct cli_state *cli, int fnum,
1299                         SMB_BIG_UINT offset, SMB_BIG_UINT len,
1300                         bool wait_lock, enum brl_type lock_type)
1301 {
1302         if (lock_type != READ_LOCK && lock_type != WRITE_LOCK) {
1303                 return False;
1304         }
1305         return cli_posix_lock_internal(cli, fnum, offset, len, wait_lock, lock_type);
1306 }
1307
1308 /****************************************************************************
1309  POSIX Unlock a file.
1310 ****************************************************************************/
1311
1312 bool cli_posix_unlock(struct cli_state *cli, int fnum, SMB_BIG_UINT offset, SMB_BIG_UINT len)
1313 {
1314         return cli_posix_lock_internal(cli, fnum, offset, len, False, UNLOCK_LOCK);
1315 }
1316
1317 /****************************************************************************
1318  POSIX Get any lock covering a file.
1319 ****************************************************************************/
1320
1321 bool cli_posix_getlock(struct cli_state *cli, int fnum, SMB_BIG_UINT *poffset, SMB_BIG_UINT *plen)
1322 {
1323         return True;
1324 }
1325
1326 /****************************************************************************
1327  Do a SMBgetattrE call.
1328 ****************************************************************************/
1329
1330 bool cli_getattrE(struct cli_state *cli, int fd,
1331                   uint16 *attr, SMB_OFF_T *size,
1332                   time_t *change_time,
1333                   time_t *access_time,
1334                   time_t *write_time)
1335 {
1336         memset(cli->outbuf,'\0',smb_size);
1337         memset(cli->inbuf,'\0',smb_size);
1338
1339         cli_set_message(cli->outbuf,1,0,True);
1340
1341         SCVAL(cli->outbuf,smb_com,SMBgetattrE);
1342         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1343         cli_setup_packet(cli);
1344
1345         SSVAL(cli->outbuf,smb_vwv0,fd);
1346
1347         cli_send_smb(cli);
1348         if (!cli_receive_smb(cli)) {
1349                 return False;
1350         }
1351
1352         if (cli_is_error(cli)) {
1353                 return False;
1354         }
1355
1356         if (size) {
1357                 *size = IVAL(cli->inbuf, smb_vwv6);
1358         }
1359
1360         if (attr) {
1361                 *attr = SVAL(cli->inbuf,smb_vwv10);
1362         }
1363
1364         if (change_time) {
1365                 *change_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv0);
1366         }
1367
1368         if (access_time) {
1369                 *access_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv2);
1370         }
1371
1372         if (write_time) {
1373                 *write_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv4);
1374         }
1375
1376         return True;
1377 }
1378
1379 /****************************************************************************
1380  Do a SMBgetatr call
1381 ****************************************************************************/
1382
1383 bool cli_getatr(struct cli_state *cli, const char *fname,
1384                 uint16 *attr, SMB_OFF_T *size, time_t *write_time)
1385 {
1386         char *p;
1387
1388         memset(cli->outbuf,'\0',smb_size);
1389         memset(cli->inbuf,'\0',smb_size);
1390
1391         cli_set_message(cli->outbuf,0,0,True);
1392
1393         SCVAL(cli->outbuf,smb_com,SMBgetatr);
1394         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1395         cli_setup_packet(cli);
1396
1397         p = smb_buf(cli->outbuf);
1398         *p++ = 4;
1399         p += clistr_push(cli, p, fname,
1400                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1401
1402         cli_setup_bcc(cli, p);
1403
1404         cli_send_smb(cli);
1405         if (!cli_receive_smb(cli)) {
1406                 return False;
1407         }
1408
1409         if (cli_is_error(cli)) {
1410                 return False;
1411         }
1412
1413         if (size) {
1414                 *size = IVAL(cli->inbuf, smb_vwv3);
1415         }
1416
1417         if (write_time) {
1418                 *write_time = cli_make_unix_date3(cli, cli->inbuf+smb_vwv1);
1419         }
1420
1421         if (attr) {
1422                 *attr = SVAL(cli->inbuf,smb_vwv0);
1423         }
1424
1425         return True;
1426 }
1427
1428 /****************************************************************************
1429  Do a SMBsetattrE call.
1430 ****************************************************************************/
1431
1432 bool cli_setattrE(struct cli_state *cli, int fd,
1433                   time_t change_time,
1434                   time_t access_time,
1435                   time_t write_time)
1436
1437 {
1438         char *p;
1439
1440         memset(cli->outbuf,'\0',smb_size);
1441         memset(cli->inbuf,'\0',smb_size);
1442
1443         cli_set_message(cli->outbuf,7,0,True);
1444
1445         SCVAL(cli->outbuf,smb_com,SMBsetattrE);
1446         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1447         cli_setup_packet(cli);
1448
1449         SSVAL(cli->outbuf,smb_vwv0, fd);
1450         cli_put_dos_date2(cli, cli->outbuf,smb_vwv1, change_time);
1451         cli_put_dos_date2(cli, cli->outbuf,smb_vwv3, access_time);
1452         cli_put_dos_date2(cli, cli->outbuf,smb_vwv5, write_time);
1453
1454         p = smb_buf(cli->outbuf);
1455         *p++ = 4;
1456
1457         cli_setup_bcc(cli, p);
1458
1459         cli_send_smb(cli);
1460         if (!cli_receive_smb(cli)) {
1461                 return False;
1462         }
1463
1464         if (cli_is_error(cli)) {
1465                 return False;
1466         }
1467
1468         return True;
1469 }
1470
1471 /****************************************************************************
1472  Do a SMBsetatr call.
1473 ****************************************************************************/
1474
1475 bool cli_setatr(struct cli_state *cli, const char *fname, uint16 attr, time_t t)
1476 {
1477         char *p;
1478
1479         memset(cli->outbuf,'\0',smb_size);
1480         memset(cli->inbuf,'\0',smb_size);
1481
1482         cli_set_message(cli->outbuf,8,0,True);
1483
1484         SCVAL(cli->outbuf,smb_com,SMBsetatr);
1485         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1486         cli_setup_packet(cli);
1487
1488         SSVAL(cli->outbuf,smb_vwv0, attr);
1489         cli_put_dos_date3(cli, cli->outbuf,smb_vwv1, t);
1490
1491         p = smb_buf(cli->outbuf);
1492         *p++ = 4;
1493         p += clistr_push(cli, p, fname,
1494                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1495         *p++ = 4;
1496
1497         cli_setup_bcc(cli, p);
1498
1499         cli_send_smb(cli);
1500         if (!cli_receive_smb(cli)) {
1501                 return False;
1502         }
1503
1504         if (cli_is_error(cli)) {
1505                 return False;
1506         }
1507
1508         return True;
1509 }
1510
1511 /****************************************************************************
1512  Check for existance of a dir.
1513 ****************************************************************************/
1514
1515 bool cli_chkpath(struct cli_state *cli, const char *path)
1516 {
1517         char *path2 = NULL;
1518         char *p;
1519         TALLOC_CTX *frame = talloc_stackframe();
1520
1521         path2 = talloc_strdup(frame, path);
1522         if (!path2) {
1523                 TALLOC_FREE(frame);
1524                 return false;
1525         }
1526         trim_char(path2,'\0','\\');
1527         if (!*path2) {
1528                 path2 = talloc_strdup(frame, "\\");
1529                 if (!path2) {
1530                         TALLOC_FREE(frame);
1531                         return false;
1532                 }
1533         }
1534
1535         memset(cli->outbuf,'\0',smb_size);
1536         cli_set_message(cli->outbuf,0,0,True);
1537         SCVAL(cli->outbuf,smb_com,SMBcheckpath);
1538         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1539         cli_setup_packet(cli);
1540         p = smb_buf(cli->outbuf);
1541         *p++ = 4;
1542         p += clistr_push(cli, p, path2,
1543                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1544
1545         cli_setup_bcc(cli, p);
1546
1547         cli_send_smb(cli);
1548         if (!cli_receive_smb(cli)) {
1549                 TALLOC_FREE(frame);
1550                 return False;
1551         }
1552
1553         TALLOC_FREE(frame);
1554
1555         if (cli_is_error(cli)) return False;
1556
1557         return True;
1558 }
1559
1560 /****************************************************************************
1561  Query disk space.
1562 ****************************************************************************/
1563
1564 bool cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
1565 {
1566         memset(cli->outbuf,'\0',smb_size);
1567         cli_set_message(cli->outbuf,0,0,True);
1568         SCVAL(cli->outbuf,smb_com,SMBdskattr);
1569         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1570         cli_setup_packet(cli);
1571
1572         cli_send_smb(cli);
1573         if (!cli_receive_smb(cli)) {
1574                 return False;
1575         }
1576
1577         *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2);
1578         *total = SVAL(cli->inbuf,smb_vwv0);
1579         *avail = SVAL(cli->inbuf,smb_vwv3);
1580
1581         return True;
1582 }
1583
1584 /****************************************************************************
1585  Create and open a temporary file.
1586 ****************************************************************************/
1587
1588 int cli_ctemp(struct cli_state *cli, const char *path, char **tmp_path)
1589 {
1590         int len;
1591         char *p;
1592
1593         memset(cli->outbuf,'\0',smb_size);
1594         memset(cli->inbuf,'\0',smb_size);
1595
1596         cli_set_message(cli->outbuf,3,0,True);
1597
1598         SCVAL(cli->outbuf,smb_com,SMBctemp);
1599         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1600         cli_setup_packet(cli);
1601
1602         SSVAL(cli->outbuf,smb_vwv0,0);
1603         SIVALS(cli->outbuf,smb_vwv1,-1);
1604
1605         p = smb_buf(cli->outbuf);
1606         *p++ = 4;
1607         p += clistr_push(cli, p, path,
1608                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1609
1610         cli_setup_bcc(cli, p);
1611
1612         cli_send_smb(cli);
1613         if (!cli_receive_smb(cli)) {
1614                 return -1;
1615         }
1616
1617         if (cli_is_error(cli)) {
1618                 return -1;
1619         }
1620
1621         /* despite the spec, the result has a -1, followed by
1622            length, followed by name */
1623         p = smb_buf(cli->inbuf);
1624         p += 4;
1625         len = smb_buflen(cli->inbuf) - 4;
1626         if (len <= 0 || len > PATH_MAX) return -1;
1627
1628         if (tmp_path) {
1629                 char *path2 = SMB_MALLOC_ARRAY(char, len+1);
1630                 if (!path2) {
1631                         return -1;
1632                 }
1633                 clistr_pull(cli, path2, p,
1634                             len+1, len, STR_ASCII);
1635                 *tmp_path = path2;
1636         }
1637
1638         return SVAL(cli->inbuf,smb_vwv0);
1639 }
1640
1641 /*
1642    send a raw ioctl - used by the torture code
1643 */
1644 NTSTATUS cli_raw_ioctl(struct cli_state *cli, int fnum, uint32 code, DATA_BLOB *blob)
1645 {
1646         memset(cli->outbuf,'\0',smb_size);
1647         memset(cli->inbuf,'\0',smb_size);
1648
1649         cli_set_message(cli->outbuf, 3, 0, True);
1650         SCVAL(cli->outbuf,smb_com,SMBioctl);
1651         cli_setup_packet(cli);
1652
1653         SSVAL(cli->outbuf, smb_vwv0, fnum);
1654         SSVAL(cli->outbuf, smb_vwv1, code>>16);
1655         SSVAL(cli->outbuf, smb_vwv2, (code&0xFFFF));
1656
1657         cli_send_smb(cli);
1658         if (!cli_receive_smb(cli)) {
1659                 return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
1660         }
1661
1662         if (cli_is_error(cli)) {
1663                 return cli_nt_error(cli);
1664         }
1665
1666         *blob = data_blob_null;
1667
1668         return NT_STATUS_OK;
1669 }
1670
1671 /*********************************************************
1672  Set an extended attribute utility fn.
1673 *********************************************************/
1674
1675 static bool cli_set_ea(struct cli_state *cli, uint16 setup, char *param, unsigned int param_len,
1676                         const char *ea_name, const char *ea_val, size_t ea_len)
1677 {
1678         unsigned int data_len = 0;
1679         char *data = NULL;
1680         char *rparam=NULL, *rdata=NULL;
1681         char *p;
1682         size_t ea_namelen = strlen(ea_name);
1683
1684         if (ea_namelen == 0 && ea_len == 0) {
1685                 data_len = 4;
1686                 data = (char *)SMB_MALLOC(data_len);
1687                 if (!data) {
1688                         return False;
1689                 }
1690                 p = data;
1691                 SIVAL(p,0,data_len);
1692         } else {
1693                 data_len = 4 + 4 + ea_namelen + 1 + ea_len;
1694                 data = (char *)SMB_MALLOC(data_len);
1695                 if (!data) {
1696                         return False;
1697                 }
1698                 p = data;
1699                 SIVAL(p,0,data_len);
1700                 p += 4;
1701                 SCVAL(p, 0, 0); /* EA flags. */
1702                 SCVAL(p, 1, ea_namelen);
1703                 SSVAL(p, 2, ea_len);
1704                 memcpy(p+4, ea_name, ea_namelen+1); /* Copy in the name. */
1705                 memcpy(p+4+ea_namelen+1, ea_val, ea_len);
1706         }
1707
1708         if (!cli_send_trans(cli, SMBtrans2,
1709                         NULL,                        /* name */
1710                         -1, 0,                          /* fid, flags */
1711                         &setup, 1, 0,                   /* setup, length, max */
1712                         param, param_len, 2,            /* param, length, max */
1713                         data,  data_len, cli->max_xmit /* data, length, max */
1714                         )) {
1715                 SAFE_FREE(data);
1716                 return False;
1717         }
1718
1719         if (!cli_receive_trans(cli, SMBtrans2,
1720                         &rparam, &param_len,
1721                         &rdata, &data_len)) {
1722                         SAFE_FREE(data);
1723                 return false;
1724         }
1725
1726         SAFE_FREE(data);
1727         SAFE_FREE(rdata);
1728         SAFE_FREE(rparam);
1729
1730         return True;
1731 }
1732
1733 /*********************************************************
1734  Set an extended attribute on a pathname.
1735 *********************************************************/
1736
1737 bool cli_set_ea_path(struct cli_state *cli, const char *path, const char *ea_name, const char *ea_val, size_t ea_len)
1738 {
1739         uint16 setup = TRANSACT2_SETPATHINFO;
1740         unsigned int param_len = 0;
1741         char *param;
1742         size_t srclen = 2*(strlen(path)+1);
1743         char *p;
1744         bool ret;
1745
1746         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
1747         if (!param) {
1748                 return false;
1749         }
1750         memset(param, '\0', 6);
1751         SSVAL(param,0,SMB_INFO_SET_EA);
1752         p = &param[6];
1753
1754         p += clistr_push(cli, p, path, srclen, STR_TERMINATE);
1755         param_len = PTR_DIFF(p, param);
1756
1757         ret = cli_set_ea(cli, setup, param, param_len, ea_name, ea_val, ea_len);
1758         SAFE_FREE(param);
1759         return ret;
1760 }
1761
1762 /*********************************************************
1763  Set an extended attribute on an fnum.
1764 *********************************************************/
1765
1766 bool cli_set_ea_fnum(struct cli_state *cli, int fnum, const char *ea_name, const char *ea_val, size_t ea_len)
1767 {
1768         char param[6];
1769         uint16 setup = TRANSACT2_SETFILEINFO;
1770
1771         memset(param, 0, 6);
1772         SSVAL(param,0,fnum);
1773         SSVAL(param,2,SMB_INFO_SET_EA);
1774
1775         return cli_set_ea(cli, setup, param, 6, ea_name, ea_val, ea_len);
1776 }
1777
1778 /*********************************************************
1779  Get an extended attribute list tility fn.
1780 *********************************************************/
1781
1782 static bool cli_get_ea_list(struct cli_state *cli,
1783                 uint16 setup, char *param, unsigned int param_len,
1784                 TALLOC_CTX *ctx,
1785                 size_t *pnum_eas,
1786                 struct ea_struct **pea_list)
1787 {
1788         unsigned int data_len = 0;
1789         unsigned int rparam_len, rdata_len;
1790         char *rparam=NULL, *rdata=NULL;
1791         char *p;
1792         size_t ea_size;
1793         size_t num_eas;
1794         bool ret = False;
1795         struct ea_struct *ea_list;
1796
1797         *pnum_eas = 0;
1798         if (pea_list) {
1799                 *pea_list = NULL;
1800         }
1801
1802         if (!cli_send_trans(cli, SMBtrans2,
1803                         NULL,           /* Name */
1804                         -1, 0,          /* fid, flags */
1805                         &setup, 1, 0,   /* setup, length, max */
1806                         param, param_len, 10, /* param, length, max */
1807                         NULL, data_len, cli->max_xmit /* data, length, max */
1808                                 )) {
1809                 return False;
1810         }
1811
1812         if (!cli_receive_trans(cli, SMBtrans2,
1813                         &rparam, &rparam_len,
1814                         &rdata, &rdata_len)) {
1815                 return False;
1816         }
1817
1818         if (!rdata || rdata_len < 4) {
1819                 goto out;
1820         }
1821
1822         ea_size = (size_t)IVAL(rdata,0);
1823         if (ea_size > rdata_len) {
1824                 goto out;
1825         }
1826
1827         if (ea_size == 0) {
1828                 /* No EA's present. */
1829                 ret = True;
1830                 goto out;
1831         }
1832
1833         p = rdata + 4;
1834         ea_size -= 4;
1835
1836         /* Validate the EA list and count it. */
1837         for (num_eas = 0; ea_size >= 4; num_eas++) {
1838                 unsigned int ea_namelen = CVAL(p,1);
1839                 unsigned int ea_valuelen = SVAL(p,2);
1840                 if (ea_namelen == 0) {
1841                         goto out;
1842                 }
1843                 if (4 + ea_namelen + 1 + ea_valuelen > ea_size) {
1844                         goto out;
1845                 }
1846                 ea_size -= 4 + ea_namelen + 1 + ea_valuelen;
1847                 p += 4 + ea_namelen + 1 + ea_valuelen;
1848         }
1849
1850         if (num_eas == 0) {
1851                 ret = True;
1852                 goto out;
1853         }
1854
1855         *pnum_eas = num_eas;
1856         if (!pea_list) {
1857                 /* Caller only wants number of EA's. */
1858                 ret = True;
1859                 goto out;
1860         }
1861
1862         ea_list = TALLOC_ARRAY(ctx, struct ea_struct, num_eas);
1863         if (!ea_list) {
1864                 goto out;
1865         }
1866
1867         ea_size = (size_t)IVAL(rdata,0);
1868         p = rdata + 4;
1869
1870         for (num_eas = 0; num_eas < *pnum_eas; num_eas++ ) {
1871                 struct ea_struct *ea = &ea_list[num_eas];
1872                 fstring unix_ea_name;
1873                 unsigned int ea_namelen = CVAL(p,1);
1874                 unsigned int ea_valuelen = SVAL(p,2);
1875
1876                 ea->flags = CVAL(p,0);
1877                 unix_ea_name[0] = '\0';
1878                 pull_ascii_fstring(unix_ea_name, p + 4);
1879                 ea->name = talloc_strdup(ctx, unix_ea_name);
1880                 /* Ensure the value is null terminated (in case it's a string). */
1881                 ea->value = data_blob_talloc(ctx, NULL, ea_valuelen + 1);
1882                 if (!ea->value.data) {
1883                         goto out;
1884                 }
1885                 if (ea_valuelen) {
1886                         memcpy(ea->value.data, p+4+ea_namelen+1, ea_valuelen);
1887                 }
1888                 ea->value.data[ea_valuelen] = 0;
1889                 ea->value.length--;
1890                 p += 4 + ea_namelen + 1 + ea_valuelen;
1891         }
1892
1893         *pea_list = ea_list;
1894         ret = True;
1895
1896  out :
1897
1898         SAFE_FREE(rdata);
1899         SAFE_FREE(rparam);
1900         return ret;
1901 }
1902
1903 /*********************************************************
1904  Get an extended attribute list from a pathname.
1905 *********************************************************/
1906
1907 bool cli_get_ea_list_path(struct cli_state *cli, const char *path,
1908                 TALLOC_CTX *ctx,
1909                 size_t *pnum_eas,
1910                 struct ea_struct **pea_list)
1911 {
1912         uint16 setup = TRANSACT2_QPATHINFO;
1913         unsigned int param_len = 0;
1914         char *param;
1915         char *p;
1916         size_t srclen = 2*(strlen(path)+1);
1917         bool ret;
1918
1919         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
1920         if (!param) {
1921                 return false;
1922         }
1923         p = param;
1924         memset(p, 0, 6);
1925         SSVAL(p, 0, SMB_INFO_QUERY_ALL_EAS);
1926         p += 6;
1927         p += clistr_push(cli, p, path, srclen, STR_TERMINATE);
1928         param_len = PTR_DIFF(p, param);
1929
1930         ret = cli_get_ea_list(cli, setup, param, param_len, ctx, pnum_eas, pea_list);
1931         SAFE_FREE(param);
1932         return ret;
1933 }
1934
1935 /*********************************************************
1936  Get an extended attribute list from an fnum.
1937 *********************************************************/
1938
1939 bool cli_get_ea_list_fnum(struct cli_state *cli, int fnum,
1940                 TALLOC_CTX *ctx,
1941                 size_t *pnum_eas,
1942                 struct ea_struct **pea_list)
1943 {
1944         uint16 setup = TRANSACT2_QFILEINFO;
1945         char param[6];
1946
1947         memset(param, 0, 6);
1948         SSVAL(param,0,fnum);
1949         SSVAL(param,2,SMB_INFO_SET_EA);
1950
1951         return cli_get_ea_list(cli, setup, param, 6, ctx, pnum_eas, pea_list);
1952 }
1953
1954 /****************************************************************************
1955  Convert open "flags" arg to uint32 on wire.
1956 ****************************************************************************/
1957
1958 static uint32 open_flags_to_wire(int flags)
1959 {
1960         int open_mode = flags & O_ACCMODE;
1961         uint32 ret = 0;
1962
1963         switch (open_mode) {
1964                 case O_WRONLY:
1965                         ret |= SMB_O_WRONLY;
1966                         break;
1967                 case O_RDWR:
1968                         ret |= SMB_O_RDWR;
1969                         break;
1970                 default:
1971                 case O_RDONLY:
1972                         ret |= SMB_O_RDONLY;
1973                         break;
1974         }
1975
1976         if (flags & O_CREAT) {
1977                 ret |= SMB_O_CREAT;
1978         }
1979         if (flags & O_EXCL) {
1980                 ret |= SMB_O_EXCL;
1981         }
1982         if (flags & O_TRUNC) {
1983                 ret |= SMB_O_TRUNC;
1984         }
1985 #if defined(O_SYNC)
1986         if (flags & O_SYNC) {
1987                 ret |= SMB_O_SYNC;
1988         }
1989 #endif /* O_SYNC */
1990         if (flags & O_APPEND) {
1991                 ret |= SMB_O_APPEND;
1992         }
1993 #if defined(O_DIRECT)
1994         if (flags & O_DIRECT) {
1995                 ret |= SMB_O_DIRECT;
1996         }
1997 #endif
1998 #if defined(O_DIRECTORY)
1999         if (flags & O_DIRECTORY) {
2000                 ret &= ~(SMB_O_RDONLY|SMB_O_RDWR|SMB_O_WRONLY);
2001                 ret |= SMB_O_DIRECTORY;
2002         }
2003 #endif
2004         return ret;
2005 }
2006
2007 /****************************************************************************
2008  Open a file - POSIX semantics. Returns fnum. Doesn't request oplock.
2009 ****************************************************************************/
2010
2011 static int cli_posix_open_internal(struct cli_state *cli, const char *fname, int flags, mode_t mode, bool is_dir)
2012 {
2013         unsigned int data_len = 0;
2014         unsigned int param_len = 0;
2015         uint16 setup = TRANSACT2_SETPATHINFO;
2016         char *param;
2017         char data[18];
2018         char *rparam=NULL, *rdata=NULL;
2019         char *p;
2020         int fnum = -1;
2021         uint32 wire_flags = open_flags_to_wire(flags);
2022         size_t srclen = 2*(strlen(fname)+1);
2023
2024         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2025         if (!param) {
2026                 return false;
2027         }
2028         memset(param, '\0', 6);
2029         SSVAL(param,0, SMB_POSIX_PATH_OPEN);
2030         p = &param[6];
2031
2032         p += clistr_push(cli, p, fname, srclen, STR_TERMINATE);
2033         param_len = PTR_DIFF(p, param);
2034
2035         if (is_dir) {
2036                 wire_flags &= ~(SMB_O_RDONLY|SMB_O_RDWR|SMB_O_WRONLY);
2037                 wire_flags |= SMB_O_DIRECTORY;
2038         }
2039
2040         p = data;
2041         SIVAL(p,0,0); /* No oplock. */
2042         SIVAL(p,4,wire_flags);
2043         SIVAL(p,8,unix_perms_to_wire(mode));
2044         SIVAL(p,12,0); /* Top bits of perms currently undefined. */
2045         SSVAL(p,16,SMB_NO_INFO_LEVEL_RETURNED); /* No info level returned. */
2046
2047         data_len = 18;
2048
2049         if (!cli_send_trans(cli, SMBtrans2,
2050                         NULL,                        /* name */
2051                         -1, 0,                          /* fid, flags */
2052                         &setup, 1, 0,                   /* setup, length, max */
2053                         param, param_len, 2,            /* param, length, max */
2054                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
2055                         )) {
2056                 SAFE_FREE(param);
2057                 return -1;
2058         }
2059
2060         SAFE_FREE(param);
2061
2062         if (!cli_receive_trans(cli, SMBtrans2,
2063                 &rparam, &param_len,
2064                 &rdata, &data_len)) {
2065                         return -1;
2066         }
2067
2068         fnum = SVAL(rdata,2);
2069
2070         SAFE_FREE(rdata);
2071         SAFE_FREE(rparam);
2072
2073         return fnum;
2074 }
2075
2076 /****************************************************************************
2077  open - POSIX semantics.
2078 ****************************************************************************/
2079
2080 int cli_posix_open(struct cli_state *cli, const char *fname, int flags, mode_t mode)
2081 {
2082         return cli_posix_open_internal(cli, fname, flags, mode, False);
2083 }
2084
2085 /****************************************************************************
2086  mkdir - POSIX semantics.
2087 ****************************************************************************/
2088
2089 int cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode)
2090 {
2091         return (cli_posix_open_internal(cli, fname, O_CREAT, mode, True) == -1) ? -1 : 0;
2092 }
2093
2094 /****************************************************************************
2095  unlink or rmdir - POSIX semantics.
2096 ****************************************************************************/
2097
2098 static bool cli_posix_unlink_internal(struct cli_state *cli, const char *fname, bool is_dir)
2099 {
2100         unsigned int data_len = 0;
2101         unsigned int param_len = 0;
2102         uint16 setup = TRANSACT2_SETPATHINFO;
2103         char *param;
2104         char data[2];
2105         char *rparam=NULL, *rdata=NULL;
2106         char *p;
2107         size_t srclen = 2*(strlen(fname)+1);
2108
2109         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2110         if (!param) {
2111                 return false;
2112         }
2113         memset(param, '\0', 6);
2114         SSVAL(param,0, SMB_POSIX_PATH_UNLINK);
2115         p = &param[6];
2116
2117         p += clistr_push(cli, p, fname, srclen, STR_TERMINATE);
2118         param_len = PTR_DIFF(p, param);
2119
2120         SSVAL(data, 0, is_dir ? SMB_POSIX_UNLINK_DIRECTORY_TARGET :
2121                         SMB_POSIX_UNLINK_FILE_TARGET);
2122         data_len = 2;
2123
2124         if (!cli_send_trans(cli, SMBtrans2,
2125                         NULL,                        /* name */
2126                         -1, 0,                          /* fid, flags */
2127                         &setup, 1, 0,                   /* setup, length, max */
2128                         param, param_len, 2,            /* param, length, max */
2129                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
2130                         )) {
2131                 SAFE_FREE(param);
2132                 return False;
2133         }
2134
2135         SAFE_FREE(param);
2136
2137         if (!cli_receive_trans(cli, SMBtrans2,
2138                 &rparam, &param_len,
2139                 &rdata, &data_len)) {
2140                         return False;
2141         }
2142
2143         SAFE_FREE(rdata);
2144         SAFE_FREE(rparam);
2145
2146         return True;
2147 }
2148
2149 /****************************************************************************
2150  unlink - POSIX semantics.
2151 ****************************************************************************/
2152
2153 bool cli_posix_unlink(struct cli_state *cli, const char *fname)
2154 {
2155         return cli_posix_unlink_internal(cli, fname, False);
2156 }
2157
2158 /****************************************************************************
2159  rmdir - POSIX semantics.
2160 ****************************************************************************/
2161
2162 int cli_posix_rmdir(struct cli_state *cli, const char *fname)
2163 {
2164         return cli_posix_unlink_internal(cli, fname, True);
2165 }