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                         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;
 787         char *converted;
 788         size_t converted_size;
 789
 790         if (buf == NULL) {
 791                 return NULL;
 792         }
 793
 794         buflen = talloc_get_size(buf);
 795         /*
 796          * We're pushing into an SMB buffer, align odd
 797          */
 798         if (ucs2 && (buflen % 2 == 0)) {
 799                 buf = TALLOC_REALLOC_ARRAY(NULL, buf, uint8_t, buflen + 1);
 800                 if (buf == NULL) {
 801                         return NULL;
 802                 }
 803                 buf[buflen] = '\0';
 804                 buflen += 1;
 805         }
 806
 807         if (!convert_string_allocate(talloc_tos(), CH_UNIX,
 808                                      ucs2 ? CH_UTF16LE : CH_DOS,
 809                                      str, strlen(str)+1, &converted,
 810                                      &converted_size, true)) {
 811                 return NULL;
 812         }
 813
 814         buf = TALLOC_REALLOC_ARRAY(NULL, buf, uint8_t,
 815                                    buflen + converted_size);
 816         if (buf == NULL) {
 817                 TALLOC_FREE(converted);
 818                 return NULL;
 819         }
 820
 821         memcpy(buf + buflen, converted, converted_size);
 822
 823         TALLOC_FREE(converted);
 824         return buf;
 825 }
 826
 827 /****************************************************************************
 828  Open a file
 829  WARNING: if you open with O_WRONLY then getattrE won't work!
 830 ****************************************************************************/
 831
 832 struct async_req *cli_open_send(TALLOC_CTX *mem_ctx, struct event_context *ev,
 833                                 struct cli_state *cli,
 834                                 const char *fname, int flags, int share_mode)
 835 {
 836         unsigned openfn = 0;
 837         unsigned accessmode = 0;
 838         uint8_t additional_flags = 0;
 839         uint8_t *bytes;
 840         uint16_t vwv[15];
 841         struct async_req *result;
 842
 843         if (flags & O_CREAT) {
 844                 openfn |= (1<<4);
 845         }
 846         if (!(flags & O_EXCL)) {
 847                 if (flags & O_TRUNC)
 848                         openfn |= (1<<1);
 849                 else
 850                         openfn |= (1<<0);
 851         }
 852
 853         accessmode = (share_mode<<4);
 854
 855         if ((flags & O_ACCMODE) == O_RDWR) {
 856                 accessmode |= 2;
 857         } else if ((flags & O_ACCMODE) == O_WRONLY) {
 858                 accessmode |= 1;
 859         }
 860
 861 #if defined(O_SYNC)
 862         if ((flags & O_SYNC) == O_SYNC) {
 863                 accessmode |= (1<<14);
 864         }
 865 #endif /* O_SYNC */
 866
 867         if (share_mode == DENY_FCB) {
 868                 accessmode = 0xFF;
 869         }
 870
 871         SCVAL(vwv + 0, 0, 0xFF);
 872         SCVAL(vwv + 0, 1, 0);
 873         SSVAL(vwv + 1, 0, 0);
 874         SSVAL(vwv + 2, 0, 0);  /* no additional info */
 875         SSVAL(vwv + 3, 0, accessmode);
 876         SSVAL(vwv + 4, 0, aSYSTEM | aHIDDEN);
 877         SSVAL(vwv + 5, 0, 0);
 878         SIVAL(vwv + 6, 0, 0);
 879         SSVAL(vwv + 8, 0, openfn);
 880         SIVAL(vwv + 9, 0, 0);
 881         SIVAL(vwv + 11, 0, 0);
 882         SIVAL(vwv + 13, 0, 0);
 883
 884         if (cli->use_oplocks) {
 885                 /* if using oplocks then ask for a batch oplock via
 886                    core and extended methods */
 887                 additional_flags =
 888                         FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK;
 889                 SSVAL(vwv+2, 0, SVAL(vwv+2, 0) | 6);
 890         }
 891
 892         bytes = talloc_array(talloc_tos(), uint8_t, 0);
 893         if (bytes == NULL) {
 894                 return NULL;
 895         }
 896
 897         bytes = smb_bytes_push_str(
 898                 bytes, (cli->capabilities & CAP_UNICODE) != 0, fname);
 899         if (bytes == NULL) {
 900                 return NULL;
 901         }
 902
 903         result = cli_request_send(mem_ctx, ev, cli, SMBopenX, additional_flags,
 904                                   15, vwv, 0, talloc_get_size(bytes), bytes);
 905         TALLOC_FREE(bytes);
 906         return result;
 907 }
 908
 909 NTSTATUS cli_open_recv(struct async_req *req, int *fnum)
 910 {
 911         uint8_t wct;
 912         uint16_t *vwv;
 913         uint16_t num_bytes;
 914         uint8_t *bytes;
 915         NTSTATUS status;
 916
 917         if (async_req_is_error(req, &status)) {
 918                 return status;
 919         }
 920
 921         status = cli_pull_reply(req, &wct, &vwv, &num_bytes, &bytes);
 922         if (!NT_STATUS_IS_OK(status)) {
 923                 return status;
 924         }
 925
 926         if (wct < 3) {
 927                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
 928         }
 929
 930         *fnum = SVAL(vwv+2, 0);
 931
 932         return NT_STATUS_OK;
 933 }
 934
 935 int cli_open(struct cli_state *cli, const char *fname, int flags,
 936              int share_mode)
 937 {
 938         TALLOC_CTX *frame = talloc_stackframe();
 939         struct event_context *ev;
 940         struct async_req *req;
 941         int result = -1;
 942
 943         if (cli->fd_event != NULL) {
 944                 /*
 945                  * Can't use sync call while an async call is in flight
 946                  */
 947                 cli_set_error(cli, NT_STATUS_INVALID_PARAMETER);
 948                 goto fail;
 949         }
 950
 951         ev = event_context_init(frame);
 952         if (ev == NULL) {
 953                 goto fail;
 954         }
 955
 956         req = cli_open_send(frame, ev, cli, fname, flags, share_mode);
 957         if (req == NULL) {
 958                 goto fail;
 959         }
 960
 961         while (req->state < ASYNC_REQ_DONE) {
 962                 event_loop_once(ev);
 963         }
 964
 965         cli_open_recv(req, &result);
 966  fail:
 967         TALLOC_FREE(frame);
 968         return result;
 969 }
 970
 971 /****************************************************************************
 972  Close a file.
 973 ****************************************************************************/
 974
 975 struct async_req *cli_close_send(TALLOC_CTX *mem_ctx, struct event_context *ev,
 976                                  struct cli_state *cli, int fnum)
 977 {
 978         uint16_t vwv[3];
 979
 980         SSVAL(vwv+0, 0, fnum);
 981         SIVALS(vwv+1, 0, -1);
 982
 983         return cli_request_send(mem_ctx, ev, cli, SMBclose, 0, 3, vwv, 0,
 984                                 0, NULL);
 985 }
 986
 987 NTSTATUS cli_close_recv(struct async_req *req)
 988 {
 989         uint8_t wct;
 990         uint16_t *vwv;
 991         uint16_t num_bytes;
 992         uint8_t *bytes;
 993         NTSTATUS status;
 994
 995         if (async_req_is_error(req, &status)) {
 996                 return status;
 997         }
 998
 999         return cli_pull_reply(req, &wct, &vwv, &num_bytes, &bytes);
1000 }
1001
1002 bool cli_close(struct cli_state *cli, int fnum)
1003 {
1004         TALLOC_CTX *frame = talloc_stackframe();
1005         struct event_context *ev;
1006         struct async_req *req;
1007         bool result = false;
1008
1009         if (cli->fd_event != NULL) {
1010                 /*
1011                  * Can't use sync call while an async call is in flight
1012                  */
1013                 cli_set_error(cli, NT_STATUS_INVALID_PARAMETER);
1014                 goto fail;
1015         }
1016
1017         ev = event_context_init(frame);
1018         if (ev == NULL) {
1019                 goto fail;
1020         }
1021
1022         req = cli_close_send(frame, ev, cli, fnum);
1023         if (req == NULL) {
1024                 goto fail;
1025         }
1026
1027         while (req->state < ASYNC_REQ_DONE) {
1028                 event_loop_once(ev);
1029         }
1030
1031         result = NT_STATUS_IS_OK(cli_close_recv(req));
1032  fail:
1033         TALLOC_FREE(frame);
1034         return result;
1035 }
1036
1037 /****************************************************************************
1038  Truncate a file to a specified size
1039 ****************************************************************************/
1040
1041 bool cli_ftruncate(struct cli_state *cli, int fnum, uint64_t size)
1042 {
1043         unsigned int param_len = 6;
1044         unsigned int data_len = 8;
1045         uint16 setup = TRANSACT2_SETFILEINFO;
1046         char param[6];
1047         unsigned char data[8];
1048         char *rparam=NULL, *rdata=NULL;
1049         int saved_timeout = cli->timeout;
1050
1051         SSVAL(param,0,fnum);
1052         SSVAL(param,2,SMB_SET_FILE_END_OF_FILE_INFO);
1053         SSVAL(param,4,0);
1054
1055         SBVAL(data, 0, size);
1056
1057         if (!cli_send_trans(cli, SMBtrans2,
1058                             NULL,                    /* name */
1059                             -1, 0,                   /* fid, flags */
1060                             &setup, 1, 0,            /* setup, length, max */
1061                             param, param_len, 2,     /* param, length, max */
1062                             (char *)&data,  data_len,/* data, length, ... */
1063                             cli->max_xmit)) {        /* ... max */
1064                 cli->timeout = saved_timeout;
1065                 return False;
1066         }
1067
1068         if (!cli_receive_trans(cli, SMBtrans2,
1069                                 &rparam, &param_len,
1070                                 &rdata, &data_len)) {
1071                 cli->timeout = saved_timeout;
1072                 SAFE_FREE(rdata);
1073                 SAFE_FREE(rparam);
1074                 return False;
1075         }
1076
1077         cli->timeout = saved_timeout;
1078
1079         SAFE_FREE(rdata);
1080         SAFE_FREE(rparam);
1081
1082         return True;
1083 }
1084
1085
1086 /****************************************************************************
1087  send a lock with a specified locktype
1088  this is used for testing LOCKING_ANDX_CANCEL_LOCK
1089 ****************************************************************************/
1090
1091 NTSTATUS cli_locktype(struct cli_state *cli, int fnum,
1092                       uint32 offset, uint32 len,
1093                       int timeout, unsigned char locktype)
1094 {
1095         char *p;
1096         int saved_timeout = cli->timeout;
1097
1098         memset(cli->outbuf,'\0',smb_size);
1099         memset(cli->inbuf,'\0', smb_size);
1100
1101         cli_set_message(cli->outbuf,8,0,True);
1102
1103         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1104         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1105         cli_setup_packet(cli);
1106
1107         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1108         SSVAL(cli->outbuf,smb_vwv2,fnum);
1109         SCVAL(cli->outbuf,smb_vwv3,locktype);
1110         SIVALS(cli->outbuf, smb_vwv4, timeout);
1111         SSVAL(cli->outbuf,smb_vwv6,0);
1112         SSVAL(cli->outbuf,smb_vwv7,1);
1113
1114         p = smb_buf(cli->outbuf);
1115         SSVAL(p, 0, cli->pid);
1116         SIVAL(p, 2, offset);
1117         SIVAL(p, 6, len);
1118
1119         p += 10;
1120
1121         cli_setup_bcc(cli, p);
1122
1123         cli_send_smb(cli);
1124
1125         if (timeout != 0) {
1126                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000);
1127         }
1128
1129         if (!cli_receive_smb(cli)) {
1130                 cli->timeout = saved_timeout;
1131                 return NT_STATUS_UNSUCCESSFUL;
1132         }
1133
1134         cli->timeout = saved_timeout;
1135
1136         return cli_nt_error(cli);
1137 }
1138
1139 /****************************************************************************
1140  Lock a file.
1141  note that timeout is in units of 2 milliseconds
1142 ****************************************************************************/
1143
1144 bool cli_lock(struct cli_state *cli, int fnum,
1145               uint32 offset, uint32 len, int timeout, enum brl_type lock_type)
1146 {
1147         char *p;
1148         int saved_timeout = cli->timeout;
1149
1150         memset(cli->outbuf,'\0',smb_size);
1151         memset(cli->inbuf,'\0', smb_size);
1152
1153         cli_set_message(cli->outbuf,8,0,True);
1154
1155         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1156         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1157         cli_setup_packet(cli);
1158
1159         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1160         SSVAL(cli->outbuf,smb_vwv2,fnum);
1161         SCVAL(cli->outbuf,smb_vwv3,(lock_type == READ_LOCK? 1 : 0));
1162         SIVALS(cli->outbuf, smb_vwv4, timeout);
1163         SSVAL(cli->outbuf,smb_vwv6,0);
1164         SSVAL(cli->outbuf,smb_vwv7,1);
1165
1166         p = smb_buf(cli->outbuf);
1167         SSVAL(p, 0, cli->pid);
1168         SIVAL(p, 2, offset);
1169         SIVAL(p, 6, len);
1170
1171         p += 10;
1172
1173         cli_setup_bcc(cli, p);
1174
1175         cli_send_smb(cli);
1176
1177         if (timeout != 0) {
1178                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout*2 + 5*1000);
1179         }
1180
1181         if (!cli_receive_smb(cli)) {
1182                 cli->timeout = saved_timeout;
1183                 return False;
1184         }
1185
1186         cli->timeout = saved_timeout;
1187
1188         if (cli_is_error(cli)) {
1189                 return False;
1190         }
1191
1192         return True;
1193 }
1194
1195 /****************************************************************************
1196  Unlock a file.
1197 ****************************************************************************/
1198
1199 bool cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len)
1200 {
1201         char *p;
1202
1203         memset(cli->outbuf,'\0',smb_size);
1204         memset(cli->inbuf,'\0',smb_size);
1205
1206         cli_set_message(cli->outbuf,8,0,True);
1207
1208         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1209         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1210         cli_setup_packet(cli);
1211
1212         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1213         SSVAL(cli->outbuf,smb_vwv2,fnum);
1214         SCVAL(cli->outbuf,smb_vwv3,0);
1215         SIVALS(cli->outbuf, smb_vwv4, 0);
1216         SSVAL(cli->outbuf,smb_vwv6,1);
1217         SSVAL(cli->outbuf,smb_vwv7,0);
1218
1219         p = smb_buf(cli->outbuf);
1220         SSVAL(p, 0, cli->pid);
1221         SIVAL(p, 2, offset);
1222         SIVAL(p, 6, len);
1223         p += 10;
1224         cli_setup_bcc(cli, p);
1225         cli_send_smb(cli);
1226         if (!cli_receive_smb(cli)) {
1227                 return False;
1228         }
1229
1230         if (cli_is_error(cli)) {
1231                 return False;
1232         }
1233
1234         return True;
1235 }
1236
1237 /****************************************************************************
1238  Lock a file with 64 bit offsets.
1239 ****************************************************************************/
1240
1241 bool cli_lock64(struct cli_state *cli, int fnum,
1242                 uint64_t offset, uint64_t len, int timeout, enum brl_type lock_type)
1243 {
1244         char *p;
1245         int saved_timeout = cli->timeout;
1246         int ltype;
1247
1248         if (! (cli->capabilities & CAP_LARGE_FILES)) {
1249                 return cli_lock(cli, fnum, offset, len, timeout, lock_type);
1250         }
1251
1252         ltype = (lock_type == READ_LOCK? 1 : 0);
1253         ltype |= LOCKING_ANDX_LARGE_FILES;
1254
1255         memset(cli->outbuf,'\0',smb_size);
1256         memset(cli->inbuf,'\0', smb_size);
1257
1258         cli_set_message(cli->outbuf,8,0,True);
1259
1260         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1261         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1262         cli_setup_packet(cli);
1263
1264         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1265         SSVAL(cli->outbuf,smb_vwv2,fnum);
1266         SCVAL(cli->outbuf,smb_vwv3,ltype);
1267         SIVALS(cli->outbuf, smb_vwv4, timeout);
1268         SSVAL(cli->outbuf,smb_vwv6,0);
1269         SSVAL(cli->outbuf,smb_vwv7,1);
1270
1271         p = smb_buf(cli->outbuf);
1272         SIVAL(p, 0, cli->pid);
1273         SOFF_T_R(p, 4, offset);
1274         SOFF_T_R(p, 12, len);
1275         p += 20;
1276
1277         cli_setup_bcc(cli, p);
1278         cli_send_smb(cli);
1279
1280         if (timeout != 0) {
1281                 cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 5*1000);
1282         }
1283
1284         if (!cli_receive_smb(cli)) {
1285                 cli->timeout = saved_timeout;
1286                 return False;
1287         }
1288
1289         cli->timeout = saved_timeout;
1290
1291         if (cli_is_error(cli)) {
1292                 return False;
1293         }
1294
1295         return True;
1296 }
1297
1298 /****************************************************************************
1299  Unlock a file with 64 bit offsets.
1300 ****************************************************************************/
1301
1302 bool cli_unlock64(struct cli_state *cli, int fnum, uint64_t offset, uint64_t len)
1303 {
1304         char *p;
1305
1306         if (! (cli->capabilities & CAP_LARGE_FILES)) {
1307                 return cli_unlock(cli, fnum, offset, len);
1308         }
1309
1310         memset(cli->outbuf,'\0',smb_size);
1311         memset(cli->inbuf,'\0',smb_size);
1312
1313         cli_set_message(cli->outbuf,8,0,True);
1314
1315         SCVAL(cli->outbuf,smb_com,SMBlockingX);
1316         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1317         cli_setup_packet(cli);
1318
1319         SCVAL(cli->outbuf,smb_vwv0,0xFF);
1320         SSVAL(cli->outbuf,smb_vwv2,fnum);
1321         SCVAL(cli->outbuf,smb_vwv3,LOCKING_ANDX_LARGE_FILES);
1322         SIVALS(cli->outbuf, smb_vwv4, 0);
1323         SSVAL(cli->outbuf,smb_vwv6,1);
1324         SSVAL(cli->outbuf,smb_vwv7,0);
1325
1326         p = smb_buf(cli->outbuf);
1327         SIVAL(p, 0, cli->pid);
1328         SOFF_T_R(p, 4, offset);
1329         SOFF_T_R(p, 12, len);
1330         p += 20;
1331         cli_setup_bcc(cli, p);
1332         cli_send_smb(cli);
1333         if (!cli_receive_smb(cli)) {
1334                 return False;
1335         }
1336
1337         if (cli_is_error(cli)) {
1338                 return False;
1339         }
1340
1341         return True;
1342 }
1343
1344 /****************************************************************************
1345  Get/unlock a POSIX lock on a file - internal function.
1346 ****************************************************************************/
1347
1348 static bool cli_posix_lock_internal(struct cli_state *cli, int fnum,
1349                 uint64_t offset, uint64_t len, bool wait_lock, enum brl_type lock_type)
1350 {
1351         unsigned int param_len = 4;
1352         unsigned int data_len = POSIX_LOCK_DATA_SIZE;
1353         uint16 setup = TRANSACT2_SETFILEINFO;
1354         char param[4];
1355         unsigned char data[POSIX_LOCK_DATA_SIZE];
1356         char *rparam=NULL, *rdata=NULL;
1357         int saved_timeout = cli->timeout;
1358
1359         SSVAL(param,0,fnum);
1360         SSVAL(param,2,SMB_SET_POSIX_LOCK);
1361
1362         switch (lock_type) {
1363                 case READ_LOCK:
1364                         SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_READ);
1365                         break;
1366                 case WRITE_LOCK:
1367                         SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_WRITE);
1368                         break;
1369                 case UNLOCK_LOCK:
1370                         SSVAL(data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_UNLOCK);
1371                         break;
1372                 default:
1373                         return False;
1374         }
1375
1376         if (wait_lock) {
1377                 SSVAL(data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_WAIT);
1378                 cli->timeout = 0x7FFFFFFF;
1379         } else {
1380                 SSVAL(data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_NOWAIT);
1381         }
1382
1383         SIVAL(data, POSIX_LOCK_PID_OFFSET, cli->pid);
1384         SOFF_T(data, POSIX_LOCK_START_OFFSET, offset);
1385         SOFF_T(data, POSIX_LOCK_LEN_OFFSET, len);
1386
1387         if (!cli_send_trans(cli, SMBtrans2,
1388                         NULL,                        /* name */
1389                         -1, 0,                          /* fid, flags */
1390                         &setup, 1, 0,                   /* setup, length, max */
1391                         param, param_len, 2,            /* param, length, max */
1392                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
1393                         )) {
1394                 cli->timeout = saved_timeout;
1395                 return False;
1396         }
1397
1398         if (!cli_receive_trans(cli, SMBtrans2,
1399                                 &rparam, &param_len,
1400                                 &rdata, &data_len)) {
1401                 cli->timeout = saved_timeout;
1402                 SAFE_FREE(rdata);
1403                 SAFE_FREE(rparam);
1404                 return False;
1405         }
1406
1407         cli->timeout = saved_timeout;
1408
1409         SAFE_FREE(rdata);
1410         SAFE_FREE(rparam);
1411
1412         return True;
1413 }
1414
1415 /****************************************************************************
1416  POSIX Lock a file.
1417 ****************************************************************************/
1418
1419 bool cli_posix_lock(struct cli_state *cli, int fnum,
1420                         uint64_t offset, uint64_t len,
1421                         bool wait_lock, enum brl_type lock_type)
1422 {
1423         if (lock_type != READ_LOCK && lock_type != WRITE_LOCK) {
1424                 return False;
1425         }
1426         return cli_posix_lock_internal(cli, fnum, offset, len, wait_lock, lock_type);
1427 }
1428
1429 /****************************************************************************
1430  POSIX Unlock a file.
1431 ****************************************************************************/
1432
1433 bool cli_posix_unlock(struct cli_state *cli, int fnum, uint64_t offset, uint64_t len)
1434 {
1435         return cli_posix_lock_internal(cli, fnum, offset, len, False, UNLOCK_LOCK);
1436 }
1437
1438 /****************************************************************************
1439  POSIX Get any lock covering a file.
1440 ****************************************************************************/
1441
1442 bool cli_posix_getlock(struct cli_state *cli, int fnum, uint64_t *poffset, uint64_t *plen)
1443 {
1444         return True;
1445 }
1446
1447 /****************************************************************************
1448  Do a SMBgetattrE call.
1449 ****************************************************************************/
1450
1451 bool cli_getattrE(struct cli_state *cli, int fd,
1452                   uint16 *attr, SMB_OFF_T *size,
1453                   time_t *change_time,
1454                   time_t *access_time,
1455                   time_t *write_time)
1456 {
1457         memset(cli->outbuf,'\0',smb_size);
1458         memset(cli->inbuf,'\0',smb_size);
1459
1460         cli_set_message(cli->outbuf,1,0,True);
1461
1462         SCVAL(cli->outbuf,smb_com,SMBgetattrE);
1463         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1464         cli_setup_packet(cli);
1465
1466         SSVAL(cli->outbuf,smb_vwv0,fd);
1467
1468         cli_send_smb(cli);
1469         if (!cli_receive_smb(cli)) {
1470                 return False;
1471         }
1472
1473         if (cli_is_error(cli)) {
1474                 return False;
1475         }
1476
1477         if (size) {
1478                 *size = IVAL(cli->inbuf, smb_vwv6);
1479         }
1480
1481         if (attr) {
1482                 *attr = SVAL(cli->inbuf,smb_vwv10);
1483         }
1484
1485         if (change_time) {
1486                 *change_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv0);
1487         }
1488
1489         if (access_time) {
1490                 *access_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv2);
1491         }
1492
1493         if (write_time) {
1494                 *write_time = cli_make_unix_date2(cli, cli->inbuf+smb_vwv4);
1495         }
1496
1497         return True;
1498 }
1499
1500 /****************************************************************************
1501  Do a SMBgetatr call
1502 ****************************************************************************/
1503
1504 bool cli_getatr(struct cli_state *cli, const char *fname,
1505                 uint16 *attr, SMB_OFF_T *size, time_t *write_time)
1506 {
1507         char *p;
1508
1509         memset(cli->outbuf,'\0',smb_size);
1510         memset(cli->inbuf,'\0',smb_size);
1511
1512         cli_set_message(cli->outbuf,0,0,True);
1513
1514         SCVAL(cli->outbuf,smb_com,SMBgetatr);
1515         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1516         cli_setup_packet(cli);
1517
1518         p = smb_buf(cli->outbuf);
1519         *p++ = 4;
1520         p += clistr_push(cli, p, fname,
1521                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1522
1523         cli_setup_bcc(cli, p);
1524
1525         cli_send_smb(cli);
1526         if (!cli_receive_smb(cli)) {
1527                 return False;
1528         }
1529
1530         if (cli_is_error(cli)) {
1531                 return False;
1532         }
1533
1534         if (size) {
1535                 *size = IVAL(cli->inbuf, smb_vwv3);
1536         }
1537
1538         if (write_time) {
1539                 *write_time = cli_make_unix_date3(cli, cli->inbuf+smb_vwv1);
1540         }
1541
1542         if (attr) {
1543                 *attr = SVAL(cli->inbuf,smb_vwv0);
1544         }
1545
1546         return True;
1547 }
1548
1549 /****************************************************************************
1550  Do a SMBsetattrE call.
1551 ****************************************************************************/
1552
1553 bool cli_setattrE(struct cli_state *cli, int fd,
1554                   time_t change_time,
1555                   time_t access_time,
1556                   time_t write_time)
1557
1558 {
1559         char *p;
1560
1561         memset(cli->outbuf,'\0',smb_size);
1562         memset(cli->inbuf,'\0',smb_size);
1563
1564         cli_set_message(cli->outbuf,7,0,True);
1565
1566         SCVAL(cli->outbuf,smb_com,SMBsetattrE);
1567         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1568         cli_setup_packet(cli);
1569
1570         SSVAL(cli->outbuf,smb_vwv0, fd);
1571         cli_put_dos_date2(cli, cli->outbuf,smb_vwv1, change_time);
1572         cli_put_dos_date2(cli, cli->outbuf,smb_vwv3, access_time);
1573         cli_put_dos_date2(cli, cli->outbuf,smb_vwv5, write_time);
1574
1575         p = smb_buf(cli->outbuf);
1576         *p++ = 4;
1577
1578         cli_setup_bcc(cli, p);
1579
1580         cli_send_smb(cli);
1581         if (!cli_receive_smb(cli)) {
1582                 return False;
1583         }
1584
1585         if (cli_is_error(cli)) {
1586                 return False;
1587         }
1588
1589         return True;
1590 }
1591
1592 /****************************************************************************
1593  Do a SMBsetatr call.
1594 ****************************************************************************/
1595
1596 bool cli_setatr(struct cli_state *cli, const char *fname, uint16 attr, time_t t)
1597 {
1598         char *p;
1599
1600         memset(cli->outbuf,'\0',smb_size);
1601         memset(cli->inbuf,'\0',smb_size);
1602
1603         cli_set_message(cli->outbuf,8,0,True);
1604
1605         SCVAL(cli->outbuf,smb_com,SMBsetatr);
1606         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1607         cli_setup_packet(cli);
1608
1609         SSVAL(cli->outbuf,smb_vwv0, attr);
1610         cli_put_dos_date3(cli, cli->outbuf,smb_vwv1, t);
1611
1612         p = smb_buf(cli->outbuf);
1613         *p++ = 4;
1614         p += clistr_push(cli, p, fname,
1615                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1616         *p++ = 4;
1617
1618         cli_setup_bcc(cli, p);
1619
1620         cli_send_smb(cli);
1621         if (!cli_receive_smb(cli)) {
1622                 return False;
1623         }
1624
1625         if (cli_is_error(cli)) {
1626                 return False;
1627         }
1628
1629         return True;
1630 }
1631
1632 /****************************************************************************
1633  Check for existance of a dir.
1634 ****************************************************************************/
1635
1636 bool cli_chkpath(struct cli_state *cli, const char *path)
1637 {
1638         char *path2 = NULL;
1639         char *p;
1640         TALLOC_CTX *frame = talloc_stackframe();
1641
1642         path2 = talloc_strdup(frame, path);
1643         if (!path2) {
1644                 TALLOC_FREE(frame);
1645                 return false;
1646         }
1647         trim_char(path2,'\0','\\');
1648         if (!*path2) {
1649                 path2 = talloc_strdup(frame, "\\");
1650                 if (!path2) {
1651                         TALLOC_FREE(frame);
1652                         return false;
1653                 }
1654         }
1655
1656         memset(cli->outbuf,'\0',smb_size);
1657         cli_set_message(cli->outbuf,0,0,True);
1658         SCVAL(cli->outbuf,smb_com,SMBcheckpath);
1659         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1660         cli_setup_packet(cli);
1661         p = smb_buf(cli->outbuf);
1662         *p++ = 4;
1663         p += clistr_push(cli, p, path2,
1664                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1665
1666         cli_setup_bcc(cli, p);
1667
1668         cli_send_smb(cli);
1669         if (!cli_receive_smb(cli)) {
1670                 TALLOC_FREE(frame);
1671                 return False;
1672         }
1673
1674         TALLOC_FREE(frame);
1675
1676         if (cli_is_error(cli)) return False;
1677
1678         return True;
1679 }
1680
1681 /****************************************************************************
1682  Query disk space.
1683 ****************************************************************************/
1684
1685 bool cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
1686 {
1687         memset(cli->outbuf,'\0',smb_size);
1688         cli_set_message(cli->outbuf,0,0,True);
1689         SCVAL(cli->outbuf,smb_com,SMBdskattr);
1690         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1691         cli_setup_packet(cli);
1692
1693         cli_send_smb(cli);
1694         if (!cli_receive_smb(cli)) {
1695                 return False;
1696         }
1697
1698         *bsize = SVAL(cli->inbuf,smb_vwv1)*SVAL(cli->inbuf,smb_vwv2);
1699         *total = SVAL(cli->inbuf,smb_vwv0);
1700         *avail = SVAL(cli->inbuf,smb_vwv3);
1701
1702         return True;
1703 }
1704
1705 /****************************************************************************
1706  Create and open a temporary file.
1707 ****************************************************************************/
1708
1709 int cli_ctemp(struct cli_state *cli, const char *path, char **tmp_path)
1710 {
1711         int len;
1712         char *p;
1713
1714         memset(cli->outbuf,'\0',smb_size);
1715         memset(cli->inbuf,'\0',smb_size);
1716
1717         cli_set_message(cli->outbuf,3,0,True);
1718
1719         SCVAL(cli->outbuf,smb_com,SMBctemp);
1720         SSVAL(cli->outbuf,smb_tid,cli->cnum);
1721         cli_setup_packet(cli);
1722
1723         SSVAL(cli->outbuf,smb_vwv0,0);
1724         SIVALS(cli->outbuf,smb_vwv1,-1);
1725
1726         p = smb_buf(cli->outbuf);
1727         *p++ = 4;
1728         p += clistr_push(cli, p, path,
1729                         cli->bufsize - PTR_DIFF(p,cli->outbuf), STR_TERMINATE);
1730
1731         cli_setup_bcc(cli, p);
1732
1733         cli_send_smb(cli);
1734         if (!cli_receive_smb(cli)) {
1735                 return -1;
1736         }
1737
1738         if (cli_is_error(cli)) {
1739                 return -1;
1740         }
1741
1742         /* despite the spec, the result has a -1, followed by
1743            length, followed by name */
1744         p = smb_buf(cli->inbuf);
1745         p += 4;
1746         len = smb_buflen(cli->inbuf) - 4;
1747         if (len <= 0 || len > PATH_MAX) return -1;
1748
1749         if (tmp_path) {
1750                 char *path2 = SMB_MALLOC_ARRAY(char, len+1);
1751                 if (!path2) {
1752                         return -1;
1753                 }
1754                 clistr_pull(cli->inbuf, path2, p,
1755                             len+1, len, STR_ASCII);
1756                 *tmp_path = path2;
1757         }
1758
1759         return SVAL(cli->inbuf,smb_vwv0);
1760 }
1761
1762 /*
1763    send a raw ioctl - used by the torture code
1764 */
1765 NTSTATUS cli_raw_ioctl(struct cli_state *cli, int fnum, uint32 code, DATA_BLOB *blob)
1766 {
1767         memset(cli->outbuf,'\0',smb_size);
1768         memset(cli->inbuf,'\0',smb_size);
1769
1770         cli_set_message(cli->outbuf, 3, 0, True);
1771         SCVAL(cli->outbuf,smb_com,SMBioctl);
1772         cli_setup_packet(cli);
1773
1774         SSVAL(cli->outbuf, smb_vwv0, fnum);
1775         SSVAL(cli->outbuf, smb_vwv1, code>>16);
1776         SSVAL(cli->outbuf, smb_vwv2, (code&0xFFFF));
1777
1778         cli_send_smb(cli);
1779         if (!cli_receive_smb(cli)) {
1780                 return NT_STATUS_UNEXPECTED_NETWORK_ERROR;
1781         }
1782
1783         if (cli_is_error(cli)) {
1784                 return cli_nt_error(cli);
1785         }
1786
1787         *blob = data_blob_null;
1788
1789         return NT_STATUS_OK;
1790 }
1791
1792 /*********************************************************
1793  Set an extended attribute utility fn.
1794 *********************************************************/
1795
1796 static bool cli_set_ea(struct cli_state *cli, uint16 setup, char *param, unsigned int param_len,
1797                         const char *ea_name, const char *ea_val, size_t ea_len)
1798 {
1799         unsigned int data_len = 0;
1800         char *data = NULL;
1801         char *rparam=NULL, *rdata=NULL;
1802         char *p;
1803         size_t ea_namelen = strlen(ea_name);
1804
1805         if (ea_namelen == 0 && ea_len == 0) {
1806                 data_len = 4;
1807                 data = (char *)SMB_MALLOC(data_len);
1808                 if (!data) {
1809                         return False;
1810                 }
1811                 p = data;
1812                 SIVAL(p,0,data_len);
1813         } else {
1814                 data_len = 4 + 4 + ea_namelen + 1 + ea_len;
1815                 data = (char *)SMB_MALLOC(data_len);
1816                 if (!data) {
1817                         return False;
1818                 }
1819                 p = data;
1820                 SIVAL(p,0,data_len);
1821                 p += 4;
1822                 SCVAL(p, 0, 0); /* EA flags. */
1823                 SCVAL(p, 1, ea_namelen);
1824                 SSVAL(p, 2, ea_len);
1825                 memcpy(p+4, ea_name, ea_namelen+1); /* Copy in the name. */
1826                 memcpy(p+4+ea_namelen+1, ea_val, ea_len);
1827         }
1828
1829         if (!cli_send_trans(cli, SMBtrans2,
1830                         NULL,                        /* name */
1831                         -1, 0,                          /* fid, flags */
1832                         &setup, 1, 0,                   /* setup, length, max */
1833                         param, param_len, 2,            /* param, length, max */
1834                         data,  data_len, cli->max_xmit /* data, length, max */
1835                         )) {
1836                 SAFE_FREE(data);
1837                 return False;
1838         }
1839
1840         if (!cli_receive_trans(cli, SMBtrans2,
1841                         &rparam, &param_len,
1842                         &rdata, &data_len)) {
1843                         SAFE_FREE(data);
1844                 return false;
1845         }
1846
1847         SAFE_FREE(data);
1848         SAFE_FREE(rdata);
1849         SAFE_FREE(rparam);
1850
1851         return True;
1852 }
1853
1854 /*********************************************************
1855  Set an extended attribute on a pathname.
1856 *********************************************************/
1857
1858 bool cli_set_ea_path(struct cli_state *cli, const char *path, const char *ea_name, const char *ea_val, size_t ea_len)
1859 {
1860         uint16 setup = TRANSACT2_SETPATHINFO;
1861         unsigned int param_len = 0;
1862         char *param;
1863         size_t srclen = 2*(strlen(path)+1);
1864         char *p;
1865         bool ret;
1866
1867         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
1868         if (!param) {
1869                 return false;
1870         }
1871         memset(param, '\0', 6);
1872         SSVAL(param,0,SMB_INFO_SET_EA);
1873         p = &param[6];
1874
1875         p += clistr_push(cli, p, path, srclen, STR_TERMINATE);
1876         param_len = PTR_DIFF(p, param);
1877
1878         ret = cli_set_ea(cli, setup, param, param_len, ea_name, ea_val, ea_len);
1879         SAFE_FREE(param);
1880         return ret;
1881 }
1882
1883 /*********************************************************
1884  Set an extended attribute on an fnum.
1885 *********************************************************/
1886
1887 bool cli_set_ea_fnum(struct cli_state *cli, int fnum, const char *ea_name, const char *ea_val, size_t ea_len)
1888 {
1889         char param[6];
1890         uint16 setup = TRANSACT2_SETFILEINFO;
1891
1892         memset(param, 0, 6);
1893         SSVAL(param,0,fnum);
1894         SSVAL(param,2,SMB_INFO_SET_EA);
1895
1896         return cli_set_ea(cli, setup, param, 6, ea_name, ea_val, ea_len);
1897 }
1898
1899 /*********************************************************
1900  Get an extended attribute list utility fn.
1901 *********************************************************/
1902
1903 static bool cli_get_ea_list(struct cli_state *cli,
1904                 uint16 setup, char *param, unsigned int param_len,
1905                 TALLOC_CTX *ctx,
1906                 size_t *pnum_eas,
1907                 struct ea_struct **pea_list)
1908 {
1909         unsigned int data_len = 0;
1910         unsigned int rparam_len, rdata_len;
1911         char *rparam=NULL, *rdata=NULL;
1912         char *p;
1913         size_t ea_size;
1914         size_t num_eas;
1915         bool ret = False;
1916         struct ea_struct *ea_list;
1917
1918         *pnum_eas = 0;
1919         if (pea_list) {
1920                 *pea_list = NULL;
1921         }
1922
1923         if (!cli_send_trans(cli, SMBtrans2,
1924                         NULL,           /* Name */
1925                         -1, 0,          /* fid, flags */
1926                         &setup, 1, 0,   /* setup, length, max */
1927                         param, param_len, 10, /* param, length, max */
1928                         NULL, data_len, cli->max_xmit /* data, length, max */
1929                                 )) {
1930                 return False;
1931         }
1932
1933         if (!cli_receive_trans(cli, SMBtrans2,
1934                         &rparam, &rparam_len,
1935                         &rdata, &rdata_len)) {
1936                 return False;
1937         }
1938
1939         if (!rdata || rdata_len < 4) {
1940                 goto out;
1941         }
1942
1943         ea_size = (size_t)IVAL(rdata,0);
1944         if (ea_size > rdata_len) {
1945                 goto out;
1946         }
1947
1948         if (ea_size == 0) {
1949                 /* No EA's present. */
1950                 ret = True;
1951                 goto out;
1952         }
1953
1954         p = rdata + 4;
1955         ea_size -= 4;
1956
1957         /* Validate the EA list and count it. */
1958         for (num_eas = 0; ea_size >= 4; num_eas++) {
1959                 unsigned int ea_namelen = CVAL(p,1);
1960                 unsigned int ea_valuelen = SVAL(p,2);
1961                 if (ea_namelen == 0) {
1962                         goto out;
1963                 }
1964                 if (4 + ea_namelen + 1 + ea_valuelen > ea_size) {
1965                         goto out;
1966                 }
1967                 ea_size -= 4 + ea_namelen + 1 + ea_valuelen;
1968                 p += 4 + ea_namelen + 1 + ea_valuelen;
1969         }
1970
1971         if (num_eas == 0) {
1972                 ret = True;
1973                 goto out;
1974         }
1975
1976         *pnum_eas = num_eas;
1977         if (!pea_list) {
1978                 /* Caller only wants number of EA's. */
1979                 ret = True;
1980                 goto out;
1981         }
1982
1983         ea_list = TALLOC_ARRAY(ctx, struct ea_struct, num_eas);
1984         if (!ea_list) {
1985                 goto out;
1986         }
1987
1988         ea_size = (size_t)IVAL(rdata,0);
1989         p = rdata + 4;
1990
1991         for (num_eas = 0; num_eas < *pnum_eas; num_eas++ ) {
1992                 struct ea_struct *ea = &ea_list[num_eas];
1993                 fstring unix_ea_name;
1994                 unsigned int ea_namelen = CVAL(p,1);
1995                 unsigned int ea_valuelen = SVAL(p,2);
1996
1997                 ea->flags = CVAL(p,0);
1998                 unix_ea_name[0] = '\0';
1999                 pull_ascii_fstring(unix_ea_name, p + 4);
2000                 ea->name = talloc_strdup(ctx, unix_ea_name);
2001                 /* Ensure the value is null terminated (in case it's a string). */
2002                 ea->value = data_blob_talloc(ctx, NULL, ea_valuelen + 1);
2003                 if (!ea->value.data) {
2004                         goto out;
2005                 }
2006                 if (ea_valuelen) {
2007                         memcpy(ea->value.data, p+4+ea_namelen+1, ea_valuelen);
2008                 }
2009                 ea->value.data[ea_valuelen] = 0;
2010                 ea->value.length--;
2011                 p += 4 + ea_namelen + 1 + ea_valuelen;
2012         }
2013
2014         *pea_list = ea_list;
2015         ret = True;
2016
2017  out :
2018
2019         SAFE_FREE(rdata);
2020         SAFE_FREE(rparam);
2021         return ret;
2022 }
2023
2024 /*********************************************************
2025  Get an extended attribute list from a pathname.
2026 *********************************************************/
2027
2028 bool cli_get_ea_list_path(struct cli_state *cli, const char *path,
2029                 TALLOC_CTX *ctx,
2030                 size_t *pnum_eas,
2031                 struct ea_struct **pea_list)
2032 {
2033         uint16 setup = TRANSACT2_QPATHINFO;
2034         unsigned int param_len = 0;
2035         char *param;
2036         char *p;
2037         size_t srclen = 2*(strlen(path)+1);
2038         bool ret;
2039
2040         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2041         if (!param) {
2042                 return false;
2043         }
2044         p = param;
2045         memset(p, 0, 6);
2046         SSVAL(p, 0, SMB_INFO_QUERY_ALL_EAS);
2047         p += 6;
2048         p += clistr_push(cli, p, path, srclen, STR_TERMINATE);
2049         param_len = PTR_DIFF(p, param);
2050
2051         ret = cli_get_ea_list(cli, setup, param, param_len, ctx, pnum_eas, pea_list);
2052         SAFE_FREE(param);
2053         return ret;
2054 }
2055
2056 /*********************************************************
2057  Get an extended attribute list from an fnum.
2058 *********************************************************/
2059
2060 bool cli_get_ea_list_fnum(struct cli_state *cli, int fnum,
2061                 TALLOC_CTX *ctx,
2062                 size_t *pnum_eas,
2063                 struct ea_struct **pea_list)
2064 {
2065         uint16 setup = TRANSACT2_QFILEINFO;
2066         char param[6];
2067
2068         memset(param, 0, 6);
2069         SSVAL(param,0,fnum);
2070         SSVAL(param,2,SMB_INFO_SET_EA);
2071
2072         return cli_get_ea_list(cli, setup, param, 6, ctx, pnum_eas, pea_list);
2073 }
2074
2075 /****************************************************************************
2076  Convert open "flags" arg to uint32 on wire.
2077 ****************************************************************************/
2078
2079 static uint32 open_flags_to_wire(int flags)
2080 {
2081         int open_mode = flags & O_ACCMODE;
2082         uint32 ret = 0;
2083
2084         switch (open_mode) {
2085                 case O_WRONLY:
2086                         ret |= SMB_O_WRONLY;
2087                         break;
2088                 case O_RDWR:
2089                         ret |= SMB_O_RDWR;
2090                         break;
2091                 default:
2092                 case O_RDONLY:
2093                         ret |= SMB_O_RDONLY;
2094                         break;
2095         }
2096
2097         if (flags & O_CREAT) {
2098                 ret |= SMB_O_CREAT;
2099         }
2100         if (flags & O_EXCL) {
2101                 ret |= SMB_O_EXCL;
2102         }
2103         if (flags & O_TRUNC) {
2104                 ret |= SMB_O_TRUNC;
2105         }
2106 #if defined(O_SYNC)
2107         if (flags & O_SYNC) {
2108                 ret |= SMB_O_SYNC;
2109         }
2110 #endif /* O_SYNC */
2111         if (flags & O_APPEND) {
2112                 ret |= SMB_O_APPEND;
2113         }
2114 #if defined(O_DIRECT)
2115         if (flags & O_DIRECT) {
2116                 ret |= SMB_O_DIRECT;
2117         }
2118 #endif
2119 #if defined(O_DIRECTORY)
2120         if (flags & O_DIRECTORY) {
2121                 ret &= ~(SMB_O_RDONLY|SMB_O_RDWR|SMB_O_WRONLY);
2122                 ret |= SMB_O_DIRECTORY;
2123         }
2124 #endif
2125         return ret;
2126 }
2127
2128 /****************************************************************************
2129  Open a file - POSIX semantics. Returns fnum. Doesn't request oplock.
2130 ****************************************************************************/
2131
2132 static int cli_posix_open_internal(struct cli_state *cli, const char *fname, int flags, mode_t mode, bool is_dir)
2133 {
2134         unsigned int data_len = 0;
2135         unsigned int param_len = 0;
2136         uint16 setup = TRANSACT2_SETPATHINFO;
2137         char *param;
2138         char data[18];
2139         char *rparam=NULL, *rdata=NULL;
2140         char *p;
2141         int fnum = -1;
2142         uint32 wire_flags = open_flags_to_wire(flags);
2143         size_t srclen = 2*(strlen(fname)+1);
2144
2145         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2146         if (!param) {
2147                 return false;
2148         }
2149         memset(param, '\0', 6);
2150         SSVAL(param,0, SMB_POSIX_PATH_OPEN);
2151         p = &param[6];
2152
2153         p += clistr_push(cli, p, fname, srclen, STR_TERMINATE);
2154         param_len = PTR_DIFF(p, param);
2155
2156         if (is_dir) {
2157                 wire_flags &= ~(SMB_O_RDONLY|SMB_O_RDWR|SMB_O_WRONLY);
2158                 wire_flags |= SMB_O_DIRECTORY;
2159         }
2160
2161         p = data;
2162         SIVAL(p,0,0); /* No oplock. */
2163         SIVAL(p,4,wire_flags);
2164         SIVAL(p,8,unix_perms_to_wire(mode));
2165         SIVAL(p,12,0); /* Top bits of perms currently undefined. */
2166         SSVAL(p,16,SMB_NO_INFO_LEVEL_RETURNED); /* No info level returned. */
2167
2168         data_len = 18;
2169
2170         if (!cli_send_trans(cli, SMBtrans2,
2171                         NULL,                        /* name */
2172                         -1, 0,                          /* fid, flags */
2173                         &setup, 1, 0,                   /* setup, length, max */
2174                         param, param_len, 2,            /* param, length, max */
2175                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
2176                         )) {
2177                 SAFE_FREE(param);
2178                 return -1;
2179         }
2180
2181         SAFE_FREE(param);
2182
2183         if (!cli_receive_trans(cli, SMBtrans2,
2184                 &rparam, &param_len,
2185                 &rdata, &data_len)) {
2186                         return -1;
2187         }
2188
2189         fnum = SVAL(rdata,2);
2190
2191         SAFE_FREE(rdata);
2192         SAFE_FREE(rparam);
2193
2194         return fnum;
2195 }
2196
2197 /****************************************************************************
2198  open - POSIX semantics.
2199 ****************************************************************************/
2200
2201 int cli_posix_open(struct cli_state *cli, const char *fname, int flags, mode_t mode)
2202 {
2203         return cli_posix_open_internal(cli, fname, flags, mode, False);
2204 }
2205
2206 /****************************************************************************
2207  mkdir - POSIX semantics.
2208 ****************************************************************************/
2209
2210 int cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode)
2211 {
2212         return (cli_posix_open_internal(cli, fname, O_CREAT, mode, True) == -1) ? -1 : 0;
2213 }
2214
2215 /****************************************************************************
2216  unlink or rmdir - POSIX semantics.
2217 ****************************************************************************/
2218
2219 static bool cli_posix_unlink_internal(struct cli_state *cli, const char *fname, bool is_dir)
2220 {
2221         unsigned int data_len = 0;
2222         unsigned int param_len = 0;
2223         uint16 setup = TRANSACT2_SETPATHINFO;
2224         char *param;
2225         char data[2];
2226         char *rparam=NULL, *rdata=NULL;
2227         char *p;
2228         size_t srclen = 2*(strlen(fname)+1);
2229
2230         param = SMB_MALLOC_ARRAY(char, 6+srclen+2);
2231         if (!param) {
2232                 return false;
2233         }
2234         memset(param, '\0', 6);
2235         SSVAL(param,0, SMB_POSIX_PATH_UNLINK);
2236         p = &param[6];
2237
2238         p += clistr_push(cli, p, fname, srclen, STR_TERMINATE);
2239         param_len = PTR_DIFF(p, param);
2240
2241         SSVAL(data, 0, is_dir ? SMB_POSIX_UNLINK_DIRECTORY_TARGET :
2242                         SMB_POSIX_UNLINK_FILE_TARGET);
2243         data_len = 2;
2244
2245         if (!cli_send_trans(cli, SMBtrans2,
2246                         NULL,                        /* name */
2247                         -1, 0,                          /* fid, flags */
2248                         &setup, 1, 0,                   /* setup, length, max */
2249                         param, param_len, 2,            /* param, length, max */
2250                         (char *)&data,  data_len, cli->max_xmit /* data, length, max */
2251                         )) {
2252                 SAFE_FREE(param);
2253                 return False;
2254         }
2255
2256         SAFE_FREE(param);
2257
2258         if (!cli_receive_trans(cli, SMBtrans2,
2259                 &rparam, &param_len,
2260                 &rdata, &data_len)) {
2261                         return False;
2262         }
2263
2264         SAFE_FREE(rdata);
2265         SAFE_FREE(rparam);
2266
2267         return True;
2268 }
2269
2270 /****************************************************************************
2271  unlink - POSIX semantics.
2272 ****************************************************************************/
2273
2274 bool cli_posix_unlink(struct cli_state *cli, const char *fname)
2275 {
2276         return cli_posix_unlink_internal(cli, fname, False);
2277 }
2278
2279 /****************************************************************************
2280  rmdir - POSIX semantics.
2281 ****************************************************************************/
2282
2283 int cli_posix_rmdir(struct cli_state *cli, const char *fname)
2284 {
2285         return cli_posix_unlink_internal(cli, fname, True);
2286 }