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 uint8_t *smb_bytes_push_str(uint8_t *buf, bool ucs2, const char *str)
 785 {
 786         size_t buflen = talloc_get_size(buf);
 787         char *converted;
 788         size_t converted_size;
 789
 790         /*
 791          * We're pushing into an SMB buffer, align odd
 792          */
 793         if (ucs2 && (buflen % 2 == 0)) {
 794                 buf = TALLOC_REALLOC_ARRAY(NULL, buf, uint8_t, buflen + 1);
 795                 if (buf == NULL) {
 796                         return NULL;
 797                 }
 798                 buf[buflen] = '\0';
 799                 buflen += 1;
 800         }
 801
 802         if (!convert_string_allocate(talloc_tos(), CH_UNIX,
 803                                      ucs2 ? CH_UTF16LE : CH_DOS,
 804                                      str, strlen(str)+1, &converted,
 805                                      &converted_size, true)) {
 806                 return NULL;
 807         }
 808
 809         buf = TALLOC_REALLOC_ARRAY(NULL, buf, uint8_t,
 810                                    buflen + converted_size);
 811         if (buf == NULL) {
 812                 return NULL;
 813         }
 814
 815         memcpy(buf + buflen, converted, converted_size);
 816
 817         TALLOC_FREE(converted);
 818         return buf;
 819 }
 820
 821 /****************************************************************************
 822  Open a file
 823  WARNING: if you open with O_WRONLY then getattrE won't work!
 824 ****************************************************************************/
 825
 826 struct async_req *cli_open_send(TALLOC_CTX *mem_ctx, struct event_context *ev,
 827                                 struct cli_state *cli,
 828                                 const char *fname, int flags, int share_mode)
 829 {
 830         unsigned openfn = 0;
 831         unsigned accessmode = 0;
 832         uint8_t additional_flags = 0;
 833         uint8_t *bytes;
 834         uint16_t vwv[15];
 835         struct async_req *result;
 836
 837         if (flags & O_CREAT) {
 838                 openfn |= (1<<4);
 839         }
 840         if (!(flags & O_EXCL)) {
 841                 if (flags & O_TRUNC)
 842                         openfn |= (1<<1);
 843                 else
 844                         openfn |= (1<<0);
 845         }
 846
 847         accessmode = (share_mode<<4);
 848
 849         if ((flags & O_ACCMODE) == O_RDWR) {
 850                 accessmode |= 2;
 851         } else if ((flags & O_ACCMODE) == O_WRONLY) {
 852                 accessmode |= 1;
 853         }
 854
 855 #if defined(O_SYNC)
 856         if ((flags & O_SYNC) == O_SYNC) {
 857                 accessmode |= (1<<14);
 858         }
 859 #endif /* O_SYNC */
 860
 861         if (share_mode == DENY_FCB) {
 862                 accessmode = 0xFF;
 863         }
 864
 865         SCVAL(vwv + 0, 0, 0xFF);
 866         SCVAL(vwv + 0, 1, 0);
 867         SSVAL(vwv + 1, 0, 0);
 868         SSVAL(vwv + 2, 0, 0);  /* no additional info */
 869         SSVAL(vwv + 3, 0, accessmode);
 870         SSVAL(vwv + 4, 0, aSYSTEM | aHIDDEN);
 871         SSVAL(vwv + 5, 0, 0);
 872         SIVAL(vwv + 6, 0, 0);
 873         SSVAL(vwv + 8, 0, openfn);
 874         SIVAL(vwv + 9, 0, 0);
 875         SIVAL(vwv + 11, 0, 0);
 876         SIVAL(vwv + 13, 0, 0);
 877
 878         if (cli->use_oplocks) {
 879                 /* if using oplocks then ask for a batch oplock via
 880                    core and extended methods */
 881                 additional_flags =
 882                         FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK;
 883                 SSVAL(vwv+2, 0, SVAL(vwv+2, 0) | 6);
 884         }
 885
 886         bytes = talloc_array(talloc_tos(), uint8_t, 0);
 887         if (bytes == NULL) {
 888                 return NULL;
 889         }
 890
 891         bytes = smb_bytes_push_str(
 892                 bytes, (cli->capabilities & CAP_UNICODE) != 0, fname);
 893         if (bytes == NULL) {
 894                 return NULL;
 895         }
 896
 897         result = cli_request_send(mem_ctx, ev, cli, SMBopenX, additional_flags,
 898                                   15, vwv, talloc_get_size(bytes), bytes);
 899         TALLOC_FREE(bytes);
 900         return result;
 901 }
 902
 903 NTSTATUS cli_open_recv(struct async_req *req, int *fnum)
 904 {
 905         uint8_t wct;
 906         uint16_t *vwv;
 907         uint16_t num_bytes;
 908         uint8_t *bytes;
 909         NTSTATUS status;
 910
 911         SMB_ASSERT(req->state >= ASYNC_REQ_DONE);
 912         if (req->state == ASYNC_REQ_ERROR) {
 913                 return req->status;
 914         }
 915
 916         status = cli_pull_reply(req, &wct, &vwv, &num_bytes, &bytes);
 917         if (!NT_STATUS_IS_OK(status)) {
 918                 return status;
 919         }
 920
 921         if (wct < 3) {
 922                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
 923         }
 924
 925         *fnum = SVAL(vwv+2, 0);
 926
 927         return NT_STATUS_OK;
 928 }
 929
 930 int cli_open(struct cli_state *cli, const char *fname, int flags,
 931              int share_mode)
 932 {
 933         TALLOC_CTX *frame = talloc_stackframe();
 934         struct event_context *ev;
 935         struct async_req *req;
 936         int result = -1;
 937
 938         if (cli->fd_event != NULL) {
 939                 /*
 940                  * Can't use sync call while an async call is in flight
 941                  */
 942                 cli_set_error(cli, NT_STATUS_INVALID_PARAMETER);
 943                 goto fail;
 944         }
 945
 946         ev = event_context_init(frame);
 947         if (ev == NULL) {
 948                 goto fail;
 949         }
 950
 951         req = cli_open_send(frame, ev, cli, fname, flags, share_mode);
 952         if (req == NULL) {
 953                 goto fail;
 954         }
 955
 956         while (req->state < ASYNC_REQ_DONE) {
 957                 event_loop_once(ev);
 958         }
 959
 960         cli_open_recv(req, &result);
 961  fail:
 962         TALLOC_FREE(frame);
 963         return result;
 964 }
 965
 966 /****************************************************************************
 967  Close a file.
 968 ****************************************************************************/
 969
 970 struct async_req *cli_close_send(TALLOC_CTX *mem_ctx, struct event_context *ev,
 971                                  struct cli_state *cli, int fnum)
 972 {
 973         uint16_t vwv[3];
 974
 975         SSVAL(vwv+0, 0, fnum);
 976         SIVALS(vwv+1, 0, -1);
 977
 978         return cli_request_send(mem_ctx, ev, cli, SMBclose, 0, 3, vwv,
 979                                 0, NULL);
 980 }
 981
 982 NTSTATUS cli_close_recv(struct async_req *req)
 983 {
 984         uint8_t wct;
 985         uint16_t *vwv;
 986         uint16_t num_bytes;
 987         uint8_t *bytes;
 988
 989         SMB_ASSERT(req->state >= ASYNC_REQ_DONE);
 990         if (req->state == ASYNC_REQ_ERROR) {
 991                 return req->status;
 992         }
 993
 994         return cli_pull_reply(req, &wct, &vwv, &num_bytes, &bytes);
 995 }
 996
 997 bool cli_close(struct cli_state *cli, int fnum)
 998 {
 999         TALLOC_CTX *frame = talloc_stackframe();
1000         struct event_context *ev;
1001         struct async_req *req;
1002         bool result = false;
1003
1004         if (cli->fd_event != NULL) {
1005                 /*
1006                  * Can't use sync call while an async call is in flight
1007                  */
1008                 cli_set_error(cli, NT_STATUS_INVALID_PARAMETER);
1009                 goto fail;
1010         }
1011
1012         ev = event_context_init(frame);
1013         if (ev == NULL) {
1014                 goto fail;
1015         }
1016
1017         req = cli_close_send(frame, ev, cli, fnum);
1018         if (req == NULL) {
1019                 goto fail;
1020         }
1021
1022         while (req->state < ASYNC_REQ_DONE) {
1023                 event_loop_once(ev);
1024         }
1025
1026         result = NT_STATUS_IS_OK(cli_close_recv(req));
1027  fail:
1028         TALLOC_FREE(frame);
1029         return result;
1030 }
1031
1032 /****************************************************************************
1033  Truncate a file to a specified size
1034 ****************************************************************************/
1035
1036 bool cli_ftruncate(struct cli_state *cli, int fnum, uint64_t size)
1037 {
1038         unsigned int param_len = 6;
1039         unsigned int data_len = 8;
1040         uint16 setup = TRANSACT2_SETFILEINFO;
1041         char param[6];
1042         unsigned char data[8];
1043         char *rparam=NULL, *rdata=NULL;
1044         int saved_timeout = cli->timeout;
1045
1046         SSVAL(param,0,fnum);
1047         SSVAL(param,2,SMB_SET_FILE_END_OF_FILE_INFO);
1048         SSVAL(param,4,0);
1049
1050         SBVAL(data, 0, size);
1051
1052         if (!cli_send_trans(cli, SMBtrans2,
1053                             NULL,                    /* name */
1054                             -1, 0,                   /* fid, flags */
1055                             &setup, 1, 0,            /* setup, length, max */
1056                             param, param_len, 2,     /* param, length, max */
1057                             (char *)&data,  data_len,/* data, length, ... */
1058                             cli->max_xmit)) {        /* ... max */
1059                 cli->timeout = saved_timeout;
1060                 return False;
1061         }
1062
1063         if (!cli_receive_trans(cli, SMBtrans2,
1064                                 &rparam, &param_len,
1065                                 &rdata, &data_len)) {
1066                 cli->timeout = saved_timeout;
1067                 SAFE_FREE(rdata);
1068                 SAFE_FREE(rparam);
1069                 return False;
1070         }
1071
1072         cli->timeout = saved_timeout;
1073
1074         SAFE_FREE(rdata);
1075         SAFE_FREE(rparam);
1076
1077         return True;
1078 }
1079
1080
1081 /****************************************************************************
1082  send a lock with a specified locktype
1083  this is used for testing LOCKING_ANDX_CANCEL_LOCK
1084 ****************************************************************************/
1085
1086 NTSTATUS cli_locktype(struct cli_state *cli, int fnum,
1087                       uint32 offset, uint32 len,
1088                       int timeout, unsigned char locktype)
1089 {
1090         char *p;
1091         int saved_timeout = cli->timeout;
1092
1093         memset(cli->outbuf,'\0',smb_size);
1094         memset(cli->inbuf,'\0', smb_size);
1095
1096         cli_set_message(cli->outbuf,8,0,True);
1097
1098         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1099         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1100         cli_setup_packet(cli);
1101
1102         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1103         SSVAL(cli->outbuf,smb_vwv2,fnum);
1104         SCVAL(cli->outbuf,smb_vwv3,locktype);
1105         SIVALS(cli->outbuf, smb_vwv4, timeout);
1106         SSVAL(cli->outbuf,smb_vwv6,0);
1107         SSVAL(cli->outbuf,smb_vwv7,1);
1108
1109         p = smb_buf(cli->outbuf);
1110         SSVAL(p, 0, cli->pid);
1111         SIVAL(p, 2, offset);
1112         SIVAL(p, 6, len);
1113
1114         p += 10;
1115
1116         cli_setup_bcc(cli, p);
1117
1118         cli_send_smb(cli);
1119
1120         if (timeout != 0) {
1121                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000);
1122         }
1123
1124         if (!cli_receive_smb(cli)) {
1125                 cli->timeout = saved_timeout;
1126                 return NT_STATUS_UNSUCCESSFUL;
1127         }
1128
1129         cli->timeout = saved_timeout;
1130
1131         return cli_nt_error(cli);
1132 }
1133
1134 /****************************************************************************
1135  Lock a file.
1136  note that timeout is in units of 2 milliseconds
1137 ****************************************************************************/
1138
1139 bool cli_lock(struct cli_state *cli, int fnum,
1140               uint32 offset, uint32 len, int timeout, enum brl_type lock_type)
1141 {
1142         char *p;
1143         int saved_timeout = cli->timeout;
1144
1145         memset(cli->outbuf,'\0',smb_size);
1146         memset(cli->inbuf,'\0', smb_size);
1147
1148         cli_set_message(cli->outbuf,8,0,True);
1149
1150         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1151         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1152         cli_setup_packet(cli);
1153
1154         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1155         SSVAL(cli->outbuf,smb_vwv2,fnum);
1156         SCVAL(cli->outbuf,smb_vwv3,(lock_type == READ_LOCK? 1 : 0));
1157         SIVALS(cli->outbuf, smb_vwv4, timeout);
1158         SSVAL(cli->outbuf,smb_vwv6,0);
1159         SSVAL(cli->outbuf,smb_vwv7,1);
1160
1161         p = smb_buf(cli->outbuf);
1162         SSVAL(p, 0, cli->pid);
1163         SIVAL(p, 2, offset);
1164         SIVAL(p, 6, len);
1165
1166         p += 10;
1167
1168         cli_setup_bcc(cli, p);
1169
1170         cli_send_smb(cli);
1171
1172         if (timeout != 0) {
1173                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout*2 + 5*1000);
1174         }
1175
1176         if (!cli_receive_smb(cli)) {
1177                 cli->timeout = saved_timeout;
1178                 return False;
1179         }
1180
1181         cli->timeout = saved_timeout;
1182
1183         if (cli_is_error(cli)) {
1184                 return False;
1185         }
1186
1187         return True;
1188 }
1189
1190 /****************************************************************************
1191  Unlock a file.
1192 ****************************************************************************/
1193
1194 bool cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len)
1195 {
1196         char *p;
1197
1198         memset(cli->outbuf,'\0',smb_size);
1199         memset(cli->inbuf,'\0',smb_size);
1200
1201         cli_set_message(cli->outbuf,8,0,True);
1202
1203         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1204         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1205         cli_setup_packet(cli);
1206
1207         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1208         SSVAL(cli->outbuf,smb_vwv2,fnum);
1209         SCVAL(cli->outbuf,smb_vwv3,0);
1210         SIVALS(cli->outbuf, smb_vwv4, 0);
1211         SSVAL(cli->outbuf,smb_vwv6,1);
1212         SSVAL(cli->outbuf,smb_vwv7,0);
1213
1214         p = smb_buf(cli->outbuf);
1215         SSVAL(p, 0, cli->pid);
1216         SIVAL(p, 2, offset);
1217         SIVAL(p, 6, len);
1218         p += 10;
1219         cli_setup_bcc(cli, p);
1220         cli_send_smb(cli);
1221         if (!cli_receive_smb(cli)) {
1222                 return False;
1223         }
1224
1225         if (cli_is_error(cli)) {
1226                 return False;
1227         }
1228
1229         return True;
1230 }
1231
1232 /****************************************************************************
1233  Lock a file with 64 bit offsets.
1234 ****************************************************************************/
1235
1236 bool cli_lock64(struct cli_state *cli, int fnum,
1237                 uint64_t offset, uint64_t len, int timeout, enum brl_type lock_type)
1238 {
1239         char *p;
1240         int saved_timeout = cli->timeout;
1241         int ltype;
1242
1243         if (! (cli->capabilities & CAP_LARGE_FILES)) {
1244                 return cli_lock(cli, fnum, offset, len, timeout, lock_type);
1245         }
1246
1247         ltype = (lock_type == READ_LOCK? 1 : 0);
1248         ltype |= LOCKING_ANDX_LARGE_FILES;
1249
1250         memset(cli->outbuf,'\0',smb_size);
1251         memset(cli->inbuf,'\0', smb_size);
1252
1253         cli_set_message(cli->outbuf,8,0,True);
1254
1255         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1256         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1257         cli_setup_packet(cli);
1258
1259         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1260         SSVAL(cli->outbuf,smb_vwv2,fnum);
1261         SCVAL(cli->outbuf,smb_vwv3,ltype);
1262         SIVALS(cli->outbuf, smb_vwv4, timeout);
1263         SSVAL(cli->outbuf,smb_vwv6,0);
1264         SSVAL(cli->outbuf,smb_vwv7,1);
1265
1266         p = smb_buf(cli->outbuf);
1267         SIVAL(p, 0, cli->pid);
1268         SOFF_T_R(p, 4, offset);
1269         SOFF_T_R(p, 12, len);
1270         p += 20;
1271
1272         cli_setup_bcc(cli, p);
1273         cli_send_smb(cli);
1274
1275         if (timeout != 0) {
1276                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 5*1000);
1277         }
1278
1279         if (!cli_receive_smb(cli)) {
1280                 cli->timeout = saved_timeout;
1281                 return False;
1282         }
1283
1284         cli->timeout = saved_timeout;
1285
1286         if (cli_is_error(cli)) {
1287                 return False;
1288         }
1289
1290         return True;
1291 }
1292
1293 /****************************************************************************
1294  Unlock a file with 64 bit offsets.
1295 ****************************************************************************/
1296
1297 bool cli_unlock64(struct cli_state *cli, int fnum, uint64_t offset, uint64_t len)
1298 {
1299         char *p;
1300
1301         if (! (cli->capabilities & CAP_LARGE_FILES)) {
1302                 return cli_unlock(cli, fnum, offset, len);
1303         }
1304
1305         memset(cli->outbuf,'\0',smb_size);
1306         memset(cli->inbuf,'\0',smb_size);
1307
1308         cli_set_message(cli->outbuf,8,0,True);
1309
1310         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1311         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1312         cli_setup_packet(cli);
1313
1314         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1315         SSVAL(cli->outbuf,smb_vwv2,fnum);
1316         SCVAL(cli->outbuf,smb_vwv3,LOCKING_ANDX_LARGE_FILES);
1317         SIVALS(cli->outbuf, smb_vwv4, 0);
1318         SSVAL(cli->outbuf,smb_vwv6,1);
1319         SSVAL(cli->outbuf,smb_vwv7,0);
1320
1321         p = smb_buf(cli->outbuf);
1322         SIVAL(p, 0, cli->pid);
1323         SOFF_T_R(p, 4, offset);
1324         SOFF_T_R(p, 12, len);
1325         p += 20;
1326         cli_setup_bcc(cli, p);
1327         cli_send_smb(cli);
1328         if (!cli_receive_smb(cli)) {
1329                 return False;
1330         }
1331
1332         if (cli_is_error(cli)) {
1333                 return False;
1334         }
1335
1336         return True;
1337 }
1338
1339 /****************************************************************************
1340  Get/unlock a POSIX lock on a file - internal function.
1341 ****************************************************************************/
1342
1343 static bool cli_posix_lock_internal(struct cli_state *cli, int fnum,
1344                 uint64_t offset, uint64_t len, bool wait_lock, enum brl_type lock_type)
1345 {
1346         unsigned int param_len = 4;
1347         unsigned int data_len = POSIX_LOCK_DATA_SIZE;
1348         uint16 setup = TRANSACT2_SETFILEINFO;
1349         char param[4];
1350         unsigned char data[POSIX_LOCK_DATA_SIZE];
1351         char *rparam=NULL, *rdata=NULL;
1352         int saved_timeout = cli->timeout;
1353
1354         SSVAL(param,0,fnum);
1355         SSVAL(param,2,SMB_SET_POSIX_LOCK);
1356
1357         switch (lock_type) {
1358                 case READ_LOCK:
1359                         SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_READ);
1360                         break;
1361                 case WRITE_LOCK:
1362                         SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_WRITE);
1363                         break;
1364                 case UNLOCK_LOCK:
1365                         SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_UNLOCK);
1366                         break;
1367                 default:
1368                         return False;
1369         }
1370
1371         if (wait_lock) {
1372                 SSVAL(data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_WAIT);
1373                 cli->timeout = 0x7FFFFFFF;
1374         } else {
1375                 SSVAL(data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_NOWAIT);
1376         }
1377
1378         SIVAL(data, POSIX_LOCK_PID_OFFSET, cli->pid);
1379         SOFF_T(data, POSIX_LOCK_START_OFFSET, offset);
1380         SOFF_T(data, POSIX_LOCK_LEN_OFFSET, len);
1381
1382         if (!cli_send_trans(cli, SMBtrans2,
1383                         NULL,                        /* name */
1384                         -1, 0,                          /* fid, flags */
1385                         &setup, 1, 0,                   /* setup, length, max */
1386                         param, param_len, 2,            /* param, length, max */
1387                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
1388                         )) {
1389                 cli->timeout = saved_timeout;
1390                 return False;
1391         }
1392
1393         if (!cli_receive_trans(cli, SMBtrans2,
1394                                 &rparam, &param_len,
1395                                 &rdata, &data_len)) {
1396                 cli->timeout = saved_timeout;
1397                 SAFE_FREE(rdata);
1398                 SAFE_FREE(rparam);
1399                 return False;
1400         }
1401
1402         cli->timeout = saved_timeout;
1403
1404         SAFE_FREE(rdata);
1405         SAFE_FREE(rparam);
1406
1407         return True;
1408 }
1409
1410 /****************************************************************************
1411  POSIX Lock a file.
1412 ****************************************************************************/
1413
1414 bool cli_posix_lock(struct cli_state *cli, int fnum,
1415                         uint64_t offset, uint64_t len,
1416                         bool wait_lock, enum brl_type lock_type)
1417 {
1418         if (lock_type != READ_LOCK && lock_type != WRITE_LOCK) {
1419                 return False;
1420         }
1421         return cli_posix_lock_internal(cli, fnum, offset, len, wait_lock, lock_type);
1422 }
1423
1424 /****************************************************************************
1425  POSIX Unlock a file.
1426 ****************************************************************************/
1427
1428 bool cli_posix_unlock(struct cli_state *cli, int fnum, uint64_t offset, uint64_t len)
1429 {
1430         return cli_posix_lock_internal(cli, fnum, offset, len, False, UNLOCK_LOCK);
1431 }
1432
1433 /****************************************************************************
1434  POSIX Get any lock covering a file.
1435 ****************************************************************************/
1436
1437 bool cli_posix_getlock(struct cli_state *cli, int fnum, uint64_t *poffset, uint64_t *plen)
1438 {
1439         return True;
1440 }
1441
1442 /****************************************************************************
1443  Do a SMBgetattrE call.
1444 ****************************************************************************/
1445
1446 bool cli_getattrE(struct cli_state *cli, int fd,
1447                   uint16 *attr, SMB_OFF_T *size,
1448                   time_t *change_time,
1449                   time_t *access_time,
1450                   time_t *write_time)
1451 {
1452         memset(cli->outbuf,'\0',smb_size);
1453         memset(cli->inbuf,'\0',smb_size);
1454
1455         cli_set_message(cli->outbuf,1,0,True);
1456
1457         SCVAL(cli->outbuf,smb_com,SMBgetattrE);
1458         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1459         cli_setup_packet(cli);
1460
1461         SSVAL(cli->outbuf,smb_vwv0,fd);
1462
1463         cli_send_smb(cli);
1464         if (!cli_receive_smb(cli)) {
1465                 return False;
1466         }
1467
1468         if (cli_is_error(cli)) {
1469                 return False;
1470         }
1471
1472         if (size) {
1473                 *size = IVAL(cli->inbuf, smb_vwv6);
1474         }
1475
1476         if (attr) {
1477                 *attr = SVAL(cli->inbuf,smb_vwv10);
1478         }
1479
1480         if (change_time) {
1481                 *change_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv0);
1482         }
1483
1484         if (access_time) {
1485                 *access_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv2);
1486         }
1487
1488         if (write_time) {
1489                 *write_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv4);
1490         }
1491
1492         return True;
1493 }
1494
1495 /****************************************************************************
1496  Do a SMBgetatr call
1497 ****************************************************************************/
1498
1499 bool cli_getatr(struct cli_state *cli, const char *fname,
1500                 uint16 *attr, SMB_OFF_T *size, time_t *write_time)
1501 {
1502         char *p;
1503
1504         memset(cli->outbuf,'\0',smb_size);
1505         memset(cli->inbuf,'\0',smb_size);
1506
1507         cli_set_message(cli->outbuf,0,0,True);
1508
1509         SCVAL(cli->outbuf,smb_com,SMBgetatr);
1510         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1511         cli_setup_packet(cli);
1512
1513         p = smb_buf(cli->outbuf);
1514         *p++ = 4;
1515         p += clistr_push(cli, p, fname,
1516                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1517
1518         cli_setup_bcc(cli, p);
1519
1520         cli_send_smb(cli);
1521         if (!cli_receive_smb(cli)) {
1522                 return False;
1523         }
1524
1525         if (cli_is_error(cli)) {
1526                 return False;
1527         }
1528
1529         if (size) {
1530                 *size = IVAL(cli->inbuf, smb_vwv3);
1531         }
1532
1533         if (write_time) {
1534                 *write_time = cli_make_unix_date3(cli, cli->inbuf+smb_vwv1);
1535         }
1536
1537         if (attr) {
1538                 *attr = SVAL(cli->inbuf,smb_vwv0);
1539         }
1540
1541         return True;
1542 }
1543
1544 /****************************************************************************
1545  Do a SMBsetattrE call.
1546 ****************************************************************************/
1547
1548 bool cli_setattrE(struct cli_state *cli, int fd,
1549                   time_t change_time,
1550                   time_t access_time,
1551                   time_t write_time)
1552
1553 {
1554         char *p;
1555
1556         memset(cli->outbuf,'\0',smb_size);
1557         memset(cli->inbuf,'\0',smb_size);
1558
1559         cli_set_message(cli->outbuf,7,0,True);
1560
1561         SCVAL(cli->outbuf,smb_com,SMBsetattrE);
1562         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1563         cli_setup_packet(cli);
1564
1565         SSVAL(cli->outbuf,smb_vwv0, fd);
1566         cli_put_dos_date2(cli, cli->outbuf,smb_vwv1, change_time);
1567         cli_put_dos_date2(cli, cli->outbuf,smb_vwv3, access_time);
1568         cli_put_dos_date2(cli, cli->outbuf,smb_vwv5, write_time);
1569
1570         p = smb_buf(cli->outbuf);
1571         *p++ = 4;
1572
1573         cli_setup_bcc(cli, p);
1574
1575         cli_send_smb(cli);
1576         if (!cli_receive_smb(cli)) {
1577                 return False;
1578         }
1579
1580         if (cli_is_error(cli)) {
1581                 return False;
1582         }
1583
1584         return True;
1585 }
1586
1587 /****************************************************************************
1588  Do a SMBsetatr call.
1589 ****************************************************************************/
1590
1591 bool cli_setatr(struct cli_state *cli, const char *fname, uint16 attr, time_t t)
1592 {
1593         char *p;
1594
1595         memset(cli->outbuf,'\0',smb_size);
1596         memset(cli->inbuf,'\0',smb_size);
1597
1598         cli_set_message(cli->outbuf,8,0,True);
1599
1600         SCVAL(cli->outbuf,smb_com,SMBsetatr);
1601         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1602         cli_setup_packet(cli);
1603
1604         SSVAL(cli->outbuf,smb_vwv0, attr);
1605         cli_put_dos_date3(cli, cli->outbuf,smb_vwv1, t);
1606
1607         p = smb_buf(cli->outbuf);
1608         *p++ = 4;
1609         p += clistr_push(cli, p, fname,
1610                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1611         *p++ = 4;
1612
1613         cli_setup_bcc(cli, p);
1614
1615         cli_send_smb(cli);
1616         if (!cli_receive_smb(cli)) {
1617                 return False;
1618         }
1619
1620         if (cli_is_error(cli)) {
1621                 return False;
1622         }
1623
1624         return True;
1625 }
1626
1627 /****************************************************************************
1628  Check for existance of a dir.
1629 ****************************************************************************/
1630
1631 bool cli_chkpath(struct cli_state *cli, const char *path)
1632 {
1633         char *path2 = NULL;
1634         char *p;
1635         TALLOC_CTX *frame = talloc_stackframe();
1636
1637         path2 = talloc_strdup(frame, path);
1638         if (!path2) {
1639                 TALLOC_FREE(frame);
1640                 return false;
1641         }
1642         trim_char(path2,'\0','\\');
1643         if (!*path2) {
1644                 path2 = talloc_strdup(frame, "\\");
1645                 if (!path2) {
1646                         TALLOC_FREE(frame);
1647                         return false;
1648                 }
1649         }
1650
1651         memset(cli->outbuf,'\0',smb_size);
1652         cli_set_message(cli->outbuf,0,0,True);
1653         SCVAL(cli->outbuf,smb_com,SMBcheckpath);
1654         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1655         cli_setup_packet(cli);
1656         p = smb_buf(cli->outbuf);
1657         *p++ = 4;
1658         p += clistr_push(cli, p, path2,
1659                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1660
1661         cli_setup_bcc(cli, p);
1662
1663         cli_send_smb(cli);
1664         if (!cli_receive_smb(cli)) {
1665                 TALLOC_FREE(frame);
1666                 return False;
1667         }
1668
1669         TALLOC_FREE(frame);
1670
1671         if (cli_is_error(cli)) return False;
1672
1673         return True;
1674 }
1675
1676 /****************************************************************************
1677  Query disk space.
1678 ****************************************************************************/
1679
1680 bool cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
1681 {
1682         memset(cli->outbuf,'\0',smb_size);
1683         cli_set_message(cli->outbuf,0,0,True);
1684         SCVAL(cli->outbuf,smb_com,SMBdskattr);
1685         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1686         cli_setup_packet(cli);
1687
1688         cli_send_smb(cli);
1689         if (!cli_receive_smb(cli)) {
1690                 return False;
1691         }
1692
1693         *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2);
1694         *total = SVAL(cli->inbuf,smb_vwv0);
1695         *avail = SVAL(cli->inbuf,smb_vwv3);
1696
1697         return True;
1698 }
1699
1700 /****************************************************************************
1701  Create and open a temporary file.
1702 ****************************************************************************/
1703
1704 int cli_ctemp(struct cli_state *cli, const char *path, char **tmp_path)
1705 {
1706         int len;
1707         char *p;
1708
1709         memset(cli->outbuf,'\0',smb_size);
1710         memset(cli->inbuf,'\0',smb_size);
1711
1712         cli_set_message(cli->outbuf,3,0,True);
1713
1714         SCVAL(cli->outbuf,smb_com,SMBctemp);
1715         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1716         cli_setup_packet(cli);
1717
1718         SSVAL(cli->outbuf,smb_vwv0,0);
1719         SIVALS(cli->outbuf,smb_vwv1,-1);
1720
1721         p = smb_buf(cli->outbuf);
1722         *p++ = 4;
1723         p += clistr_push(cli, p, path,
1724                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1725
1726         cli_setup_bcc(cli, p);
1727
1728         cli_send_smb(cli);
1729         if (!cli_receive_smb(cli)) {
1730                 return -1;
1731         }
1732
1733         if (cli_is_error(cli)) {
1734                 return -1;
1735         }
1736
1737         /* despite the spec, the result has a -1, followed by
1738            length, followed by name */
1739         p = smb_buf(cli->inbuf);
1740         p += 4;
1741         len = smb_buflen(cli->inbuf) - 4;
1742         if (len <= 0 || len > PATH_MAX) return -1;
1743
1744         if (tmp_path) {
1745                 char *path2 = SMB_MALLOC_ARRAY(char, len+1);
1746                 if (!path2) {
1747                         return -1;
1748                 }
1749                 clistr_pull(cli, path2, p,
1750                             len+1, len, STR_ASCII);
1751                 *tmp_path = path2;
1752         }
1753
1754         return SVAL(cli->inbuf,smb_vwv0);
1755 }
1756
1757 /*
1758    send a raw ioctl - used by the torture code
1759 */
1760 NTSTATUS cli_raw_ioctl(struct cli_state *cli, int fnum, uint32 code, DATA_BLOB *blob)
1761 {
1762         memset(cli->outbuf,'\0',smb_size);
1763         memset(cli->inbuf,'\0',smb_size);
1764
1765         cli_set_message(cli->outbuf, 3, 0, True);
1766         SCVAL(cli->outbuf,smb_com,SMBioctl);
1767         cli_setup_packet(cli);
1768
1769         SSVAL(cli->outbuf, smb_vwv0, fnum);
1770         SSVAL(cli->outbuf, smb_vwv1, code>>16);
1771         SSVAL(cli->outbuf, smb_vwv2, (code&0xFFFF));
1772
1773         cli_send_smb(cli);
1774         if (!cli_receive_smb(cli)) {
1775                 return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
1776         }
1777
1778         if (cli_is_error(cli)) {
1779                 return cli_nt_error(cli);
1780         }
1781
1782         *blob = data_blob_null;
1783
1784         return NT_STATUS_OK;
1785 }
1786
1787 /*********************************************************
1788  Set an extended attribute utility fn.
1789 *********************************************************/
1790
1791 static bool cli_set_ea(struct cli_state *cli, uint16 setup, char *param, unsigned int param_len,
1792                         const char *ea_name, const char *ea_val, size_t ea_len)
1793 {
1794         unsigned int data_len = 0;
1795         char *data = NULL;
1796         char *rparam=NULL, *rdata=NULL;
1797         char *p;
1798         size_t ea_namelen = strlen(ea_name);
1799
1800         if (ea_namelen == 0 && ea_len == 0) {
1801                 data_len = 4;
1802                 data = (char *)SMB_MALLOC(data_len);
1803                 if (!data) {
1804                         return False;
1805                 }
1806                 p = data;
1807                 SIVAL(p,0,data_len);
1808         } else {
1809                 data_len = 4 + 4 + ea_namelen + 1 + ea_len;
1810                 data = (char *)SMB_MALLOC(data_len);
1811                 if (!data) {
1812                         return False;
1813                 }
1814                 p = data;
1815                 SIVAL(p,0,data_len);
1816                 p += 4;
1817                 SCVAL(p, 0, 0); /* EA flags. */
1818                 SCVAL(p, 1, ea_namelen);
1819                 SSVAL(p, 2, ea_len);
1820                 memcpy(p+4, ea_name, ea_namelen+1); /* Copy in the name. */
1821                 memcpy(p+4+ea_namelen+1, ea_val, ea_len);
1822         }
1823
1824         if (!cli_send_trans(cli, SMBtrans2,
1825                         NULL,                        /* name */
1826                         -1, 0,                          /* fid, flags */
1827                         &setup, 1, 0,                   /* setup, length, max */
1828                         param, param_len, 2,            /* param, length, max */
1829                         data,  data_len, cli->max_xmit /* data, length, max */
1830                         )) {
1831                 SAFE_FREE(data);
1832                 return False;
1833         }
1834
1835         if (!cli_receive_trans(cli, SMBtrans2,
1836                         &rparam, &param_len,
1837                         &rdata, &data_len)) {
1838                         SAFE_FREE(data);
1839                 return false;
1840         }
1841
1842         SAFE_FREE(data);
1843         SAFE_FREE(rdata);
1844         SAFE_FREE(rparam);
1845
1846         return True;
1847 }
1848
1849 /*********************************************************
1850  Set an extended attribute on a pathname.
1851 *********************************************************/
1852
1853 bool cli_set_ea_path(struct cli_state *cli, const char *path, const char *ea_name, const char *ea_val, size_t ea_len)
1854 {
1855         uint16 setup = TRANSACT2_SETPATHINFO;
1856         unsigned int param_len = 0;
1857         char *param;
1858         size_t srclen = 2*(strlen(path)+1);
1859         char *p;
1860         bool ret;
1861
1862         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
1863         if (!param) {
1864                 return false;
1865         }
1866         memset(param, '\0', 6);
1867         SSVAL(param,0,SMB_INFO_SET_EA);
1868         p = &param[6];
1869
1870         p += clistr_push(cli, p, path, srclen, STR_TERMINATE);
1871         param_len = PTR_DIFF(p, param);
1872
1873         ret = cli_set_ea(cli, setup, param, param_len, ea_name, ea_val, ea_len);
1874         SAFE_FREE(param);
1875         return ret;
1876 }
1877
1878 /*********************************************************
1879  Set an extended attribute on an fnum.
1880 *********************************************************/
1881
1882 bool cli_set_ea_fnum(struct cli_state *cli, int fnum, const char *ea_name, const char *ea_val, size_t ea_len)
1883 {
1884         char param[6];
1885         uint16 setup = TRANSACT2_SETFILEINFO;
1886
1887         memset(param, 0, 6);
1888         SSVAL(param,0,fnum);
1889         SSVAL(param,2,SMB_INFO_SET_EA);
1890
1891         return cli_set_ea(cli, setup, param, 6, ea_name, ea_val, ea_len);
1892 }
1893
1894 /*********************************************************
1895  Get an extended attribute list utility fn.
1896 *********************************************************/
1897
1898 static bool cli_get_ea_list(struct cli_state *cli,
1899                 uint16 setup, char *param, unsigned int param_len,
1900                 TALLOC_CTX *ctx,
1901                 size_t *pnum_eas,
1902                 struct ea_struct **pea_list)
1903 {
1904         unsigned int data_len = 0;
1905         unsigned int rparam_len, rdata_len;
1906         char *rparam=NULL, *rdata=NULL;
1907         char *p;
1908         size_t ea_size;
1909         size_t num_eas;
1910         bool ret = False;
1911         struct ea_struct *ea_list;
1912
1913         *pnum_eas = 0;
1914         if (pea_list) {
1915                 *pea_list = NULL;
1916         }
1917
1918         if (!cli_send_trans(cli, SMBtrans2,
1919                         NULL,           /* Name */
1920                         -1, 0,          /* fid, flags */
1921                         &setup, 1, 0,   /* setup, length, max */
1922                         param, param_len, 10, /* param, length, max */
1923                         NULL, data_len, cli->max_xmit /* data, length, max */
1924                                 )) {
1925                 return False;
1926         }
1927
1928         if (!cli_receive_trans(cli, SMBtrans2,
1929                         &rparam, &rparam_len,
1930                         &rdata, &rdata_len)) {
1931                 return False;
1932         }
1933
1934         if (!rdata || rdata_len < 4) {
1935                 goto out;
1936         }
1937
1938         ea_size = (size_t)IVAL(rdata,0);
1939         if (ea_size > rdata_len) {
1940                 goto out;
1941         }
1942
1943         if (ea_size == 0) {
1944                 /* No EA's present. */
1945                 ret = True;
1946                 goto out;
1947         }
1948
1949         p = rdata + 4;
1950         ea_size -= 4;
1951
1952         /* Validate the EA list and count it. */
1953         for (num_eas = 0; ea_size >= 4; num_eas++) {
1954                 unsigned int ea_namelen = CVAL(p,1);
1955                 unsigned int ea_valuelen = SVAL(p,2);
1956                 if (ea_namelen == 0) {
1957                         goto out;
1958                 }
1959                 if (4 + ea_namelen + 1 + ea_valuelen > ea_size) {
1960                         goto out;
1961                 }
1962                 ea_size -= 4 + ea_namelen + 1 + ea_valuelen;
1963                 p += 4 + ea_namelen + 1 + ea_valuelen;
1964         }
1965
1966         if (num_eas == 0) {
1967                 ret = True;
1968                 goto out;
1969         }
1970
1971         *pnum_eas = num_eas;
1972         if (!pea_list) {
1973                 /* Caller only wants number of EA's. */
1974                 ret = True;
1975                 goto out;
1976         }
1977
1978         ea_list = TALLOC_ARRAY(ctx, struct ea_struct, num_eas);
1979         if (!ea_list) {
1980                 goto out;
1981         }
1982
1983         ea_size = (size_t)IVAL(rdata,0);
1984         p = rdata + 4;
1985
1986         for (num_eas = 0; num_eas < *pnum_eas; num_eas++ ) {
1987                 struct ea_struct *ea = &ea_list[num_eas];
1988                 fstring unix_ea_name;
1989                 unsigned int ea_namelen = CVAL(p,1);
1990                 unsigned int ea_valuelen = SVAL(p,2);
1991
1992                 ea->flags = CVAL(p,0);
1993                 unix_ea_name[0] = '\0';
1994                 pull_ascii_fstring(unix_ea_name, p + 4);
1995                 ea->name = talloc_strdup(ctx, unix_ea_name);
1996                 /* Ensure the value is null terminated (in case it's a string). */
1997                 ea->value = data_blob_talloc(ctx, NULL, ea_valuelen + 1);
1998                 if (!ea->value.data) {
1999                         goto out;
2000                 }
2001                 if (ea_valuelen) {
2002                         memcpy(ea->value.data, p+4+ea_namelen+1, ea_valuelen);
2003                 }
2004                 ea->value.data[ea_valuelen] = 0;
2005                 ea->value.length--;
2006                 p += 4 + ea_namelen + 1 + ea_valuelen;
2007         }
2008
2009         *pea_list = ea_list;
2010         ret = True;
2011
2012  out :
2013
2014         SAFE_FREE(rdata);
2015         SAFE_FREE(rparam);
2016         return ret;
2017 }
2018
2019 /*********************************************************
2020  Get an extended attribute list from a pathname.
2021 *********************************************************/
2022
2023 bool cli_get_ea_list_path(struct cli_state *cli, const char *path,
2024                 TALLOC_CTX *ctx,
2025                 size_t *pnum_eas,
2026                 struct ea_struct **pea_list)
2027 {
2028         uint16 setup = TRANSACT2_QPATHINFO;
2029         unsigned int param_len = 0;
2030         char *param;
2031         char *p;
2032         size_t srclen = 2*(strlen(path)+1);
2033         bool ret;
2034
2035         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2036         if (!param) {
2037                 return false;
2038         }
2039         p = param;
2040         memset(p, 0, 6);
2041         SSVAL(p, 0, SMB_INFO_QUERY_ALL_EAS);
2042         p += 6;
2043         p += clistr_push(cli, p, path, srclen, STR_TERMINATE);
2044         param_len = PTR_DIFF(p, param);
2045
2046         ret = cli_get_ea_list(cli, setup, param, param_len, ctx, pnum_eas, pea_list);
2047         SAFE_FREE(param);
2048         return ret;
2049 }
2050
2051 /*********************************************************
2052  Get an extended attribute list from an fnum.
2053 *********************************************************/
2054
2055 bool cli_get_ea_list_fnum(struct cli_state *cli, int fnum,
2056                 TALLOC_CTX *ctx,
2057                 size_t *pnum_eas,
2058                 struct ea_struct **pea_list)
2059 {
2060         uint16 setup = TRANSACT2_QFILEINFO;
2061         char param[6];
2062
2063         memset(param, 0, 6);
2064         SSVAL(param,0,fnum);
2065         SSVAL(param,2,SMB_INFO_SET_EA);
2066
2067         return cli_get_ea_list(cli, setup, param, 6, ctx, pnum_eas, pea_list);
2068 }
2069
2070 /****************************************************************************
2071  Convert open "flags" arg to uint32 on wire.
2072 ****************************************************************************/
2073
2074 static uint32 open_flags_to_wire(int flags)
2075 {
2076         int open_mode = flags & O_ACCMODE;
2077         uint32 ret = 0;
2078
2079         switch (open_mode) {
2080                 case O_WRONLY:
2081                         ret |= SMB_O_WRONLY;
2082                         break;
2083                 case O_RDWR:
2084                         ret |= SMB_O_RDWR;
2085                         break;
2086                 default:
2087                 case O_RDONLY:
2088                         ret |= SMB_O_RDONLY;
2089                         break;
2090         }
2091
2092         if (flags & O_CREAT) {
2093                 ret |= SMB_O_CREAT;
2094         }
2095         if (flags & O_EXCL) {
2096                 ret |= SMB_O_EXCL;
2097         }
2098         if (flags & O_TRUNC) {
2099                 ret |= SMB_O_TRUNC;
2100         }
2101 #if defined(O_SYNC)
2102         if (flags & O_SYNC) {
2103                 ret |= SMB_O_SYNC;
2104         }
2105 #endif /* O_SYNC */
2106         if (flags & O_APPEND) {
2107                 ret |= SMB_O_APPEND;
2108         }
2109 #if defined(O_DIRECT)
2110         if (flags & O_DIRECT) {
2111                 ret |= SMB_O_DIRECT;
2112         }
2113 #endif
2114 #if defined(O_DIRECTORY)
2115         if (flags & O_DIRECTORY) {
2116                 ret &= ~(SMB_O_RDONLY|SMB_O_RDWR|SMB_O_WRONLY);
2117                 ret |= SMB_O_DIRECTORY;
2118         }
2119 #endif
2120         return ret;
2121 }
2122
2123 /****************************************************************************
2124  Open a file - POSIX semantics. Returns fnum. Doesn't request oplock.
2125 ****************************************************************************/
2126
2127 static int cli_posix_open_internal(struct cli_state *cli, const char *fname, int flags, mode_t mode, bool is_dir)
2128 {
2129         unsigned int data_len = 0;
2130         unsigned int param_len = 0;
2131         uint16 setup = TRANSACT2_SETPATHINFO;
2132         char *param;
2133         char data[18];
2134         char *rparam=NULL, *rdata=NULL;
2135         char *p;
2136         int fnum = -1;
2137         uint32 wire_flags = open_flags_to_wire(flags);
2138         size_t srclen = 2*(strlen(fname)+1);
2139
2140         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2141         if (!param) {
2142                 return false;
2143         }
2144         memset(param, '\0', 6);
2145         SSVAL(param,0, SMB_POSIX_PATH_OPEN);
2146         p = &param[6];
2147
2148         p += clistr_push(cli, p, fname, srclen, STR_TERMINATE);
2149         param_len = PTR_DIFF(p, param);
2150
2151         if (is_dir) {
2152                 wire_flags &= ~(SMB_O_RDONLY|SMB_O_RDWR|SMB_O_WRONLY);
2153                 wire_flags |= SMB_O_DIRECTORY;
2154         }
2155
2156         p = data;
2157         SIVAL(p,0,0); /* No oplock. */
2158         SIVAL(p,4,wire_flags);
2159         SIVAL(p,8,unix_perms_to_wire(mode));
2160         SIVAL(p,12,0); /* Top bits of perms currently undefined. */
2161         SSVAL(p,16,SMB_NO_INFO_LEVEL_RETURNED); /* No info level returned. */
2162
2163         data_len = 18;
2164
2165         if (!cli_send_trans(cli, SMBtrans2,
2166                         NULL,                        /* name */
2167                         -1, 0,                          /* fid, flags */
2168                         &setup, 1, 0,                   /* setup, length, max */
2169                         param, param_len, 2,            /* param, length, max */
2170                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
2171                         )) {
2172                 SAFE_FREE(param);
2173                 return -1;
2174         }
2175
2176         SAFE_FREE(param);
2177
2178         if (!cli_receive_trans(cli, SMBtrans2,
2179                 &rparam, &param_len,
2180                 &rdata, &data_len)) {
2181                         return -1;
2182         }
2183
2184         fnum = SVAL(rdata,2);
2185
2186         SAFE_FREE(rdata);
2187         SAFE_FREE(rparam);
2188
2189         return fnum;
2190 }
2191
2192 /****************************************************************************
2193  open - POSIX semantics.
2194 ****************************************************************************/
2195
2196 int cli_posix_open(struct cli_state *cli, const char *fname, int flags, mode_t mode)
2197 {
2198         return cli_posix_open_internal(cli, fname, flags, mode, False);
2199 }
2200
2201 /****************************************************************************
2202  mkdir - POSIX semantics.
2203 ****************************************************************************/
2204
2205 int cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode)
2206 {
2207         return (cli_posix_open_internal(cli, fname, O_CREAT, mode, True) == -1) ? -1 : 0;
2208 }
2209
2210 /****************************************************************************
2211  unlink or rmdir - POSIX semantics.
2212 ****************************************************************************/
2213
2214 static bool cli_posix_unlink_internal(struct cli_state *cli, const char *fname, bool is_dir)
2215 {
2216         unsigned int data_len = 0;
2217         unsigned int param_len = 0;
2218         uint16 setup = TRANSACT2_SETPATHINFO;
2219         char *param;
2220         char data[2];
2221         char *rparam=NULL, *rdata=NULL;
2222         char *p;
2223         size_t srclen = 2*(strlen(fname)+1);
2224
2225         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2226         if (!param) {
2227                 return false;
2228         }
2229         memset(param, '\0', 6);
2230         SSVAL(param,0, SMB_POSIX_PATH_UNLINK);
2231         p = &param[6];
2232
2233         p += clistr_push(cli, p, fname, srclen, STR_TERMINATE);
2234         param_len = PTR_DIFF(p, param);
2235
2236         SSVAL(data, 0, is_dir ? SMB_POSIX_UNLINK_DIRECTORY_TARGET :
2237                         SMB_POSIX_UNLINK_FILE_TARGET);
2238         data_len = 2;
2239
2240         if (!cli_send_trans(cli, SMBtrans2,
2241                         NULL,                        /* name */
2242                         -1, 0,                          /* fid, flags */
2243                         &setup, 1, 0,                   /* setup, length, max */
2244                         param, param_len, 2,            /* param, length, max */
2245                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
2246                         )) {
2247                 SAFE_FREE(param);
2248                 return False;
2249         }
2250
2251         SAFE_FREE(param);
2252
2253         if (!cli_receive_trans(cli, SMBtrans2,
2254                 &rparam, &param_len,
2255                 &rdata, &data_len)) {
2256                         return False;
2257         }
2258
2259         SAFE_FREE(rdata);
2260         SAFE_FREE(rparam);
2261
2262         return True;
2263 }
2264
2265 /****************************************************************************
2266  unlink - POSIX semantics.
2267 ****************************************************************************/
2268
2269 bool cli_posix_unlink(struct cli_state *cli, const char *fname)
2270 {
2271         return cli_posix_unlink_internal(cli, fname, False);
2272 }
2273
2274 /****************************************************************************
2275  rmdir - POSIX semantics.
2276 ****************************************************************************/
2277
2278 int cli_posix_rmdir(struct cli_state *cli, const char *fname)
2279 {
2280         return cli_posix_unlink_internal(cli, fname, True);
2281 }