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