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