source3/libsmb/libsmb_dir.c

   1 /*
   2    Unix SMB/Netbios implementation.
   3    SMB client library implementation
   4    Copyright (C) Andrew Tridgell 1998
   5    Copyright (C) Richard Sharpe 2000, 2002
   6    Copyright (C) John Terpstra 2000
   7    Copyright (C) Tom Jansen (Ninja ISD) 2002
   8    Copyright (C) Derrell Lipman 2003-2008
   9    Copyright (C) Jeremy Allison 2007, 2008
  10
  11    This program is free software; you can redistribute it and/or modify
  12    it under the terms of the GNU General Public License as published by
  13    the Free Software Foundation; either version 3 of the License, or
  14    (at your option) any later version.
  15
  16    This program is distributed in the hope that it will be useful,
  17    but WITHOUT ANY WARRANTY; without even the implied warranty of
  18    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19    GNU General Public License for more details.
  20
  21    You should have received a copy of the GNU General Public License
  22    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  23 */
  24
  25 #include "includes.h"
  26 #include "libsmbclient.h"
  27 #include "libsmb_internal.h"
  28
  29
  30 /*
  31  * Routine to open a directory
  32  * We accept the URL syntax explained in SMBC_parse_path(), above.
  33  */
  34
  35 static void
  36 remove_dir(SMBCFILE *dir)
  37 {
  38         struct smbc_dir_list *d,*f;
  39
  40         d = dir->dir_list;
  41         while (d) {
  42
  43                 f = d; d = d->next;
  44
  45                 SAFE_FREE(f->dirent);
  46                 SAFE_FREE(f);
  47
  48         }
  49
  50         dir->dir_list = dir->dir_end = dir->dir_next = NULL;
  51
  52 }
  53
  54 static int
  55 add_dirent(SMBCFILE *dir,
  56            const char *name,
  57            const char *comment,
  58            uint32 type)
  59 {
  60         struct smbc_dirent *dirent;
  61         int size;
  62         int name_length = (name == NULL ? 0 : strlen(name));
  63         int comment_len = (comment == NULL ? 0 : strlen(comment));
  64
  65         /*
  66          * Allocate space for the dirent, which must be increased by the
  67          * size of the name and the comment and 1 each for the null terminator.
  68          */
  69
  70         size = sizeof(struct smbc_dirent) + name_length + comment_len + 2;
  71
  72         dirent = (struct smbc_dirent *)SMB_MALLOC(size);
  73
  74         if (!dirent) {
  75
  76                 dir->dir_error = ENOMEM;
  77                 return -1;
  78
  79         }
  80
  81         ZERO_STRUCTP(dirent);
  82
  83         if (dir->dir_list == NULL) {
  84
  85                 dir->dir_list = SMB_MALLOC_P(struct smbc_dir_list);
  86                 if (!dir->dir_list) {
  87
  88                         SAFE_FREE(dirent);
  89                         dir->dir_error = ENOMEM;
  90                         return -1;
  91
  92                 }
  93                 ZERO_STRUCTP(dir->dir_list);
  94
  95                 dir->dir_end = dir->dir_next = dir->dir_list;
  96         }
  97         else {
  98
  99                 dir->dir_end->next = SMB_MALLOC_P(struct smbc_dir_list);
 100
 101                 if (!dir->dir_end->next) {
 102
 103                         SAFE_FREE(dirent);
 104                         dir->dir_error = ENOMEM;
 105                         return -1;
 106
 107                 }
 108                 ZERO_STRUCTP(dir->dir_end->next);
 109
 110                 dir->dir_end = dir->dir_end->next;
 111         }
 112
 113         dir->dir_end->next = NULL;
 114         dir->dir_end->dirent = dirent;
 115
 116         dirent->smbc_type = type;
 117         dirent->namelen = name_length;
 118         dirent->commentlen = comment_len;
 119         dirent->dirlen = size;
 120
 121         /*
 122          * dirent->namelen + 1 includes the null (no null termination needed)
 123          * Ditto for dirent->commentlen.
 124          * The space for the two null bytes was allocated.
 125          */
 126         strncpy(dirent->name, (name?name:""), dirent->namelen + 1);
 127         dirent->comment = (char *)(&dirent->name + dirent->namelen + 1);
 128         strncpy(dirent->comment, (comment?comment:""), dirent->commentlen + 1);
 129
 130         return 0;
 131
 132 }
 133
 134 static void
 135 list_unique_wg_fn(const char *name,
 136                   uint32 type,
 137                   const char *comment,
 138                   void *state)
 139 {
 140         SMBCFILE *dir = (SMBCFILE *)state;
 141         struct smbc_dir_list *dir_list;
 142         struct smbc_dirent *dirent;
 143         int dirent_type;
 144         int do_remove = 0;
 145
 146         dirent_type = dir->dir_type;
 147
 148         if (add_dirent(dir, name, comment, dirent_type) < 0) {
 149
 150                 /* An error occurred, what do we do? */
 151                 /* FIXME: Add some code here */
 152         }
 153
 154         /* Point to the one just added */
 155         dirent = dir->dir_end->dirent;
 156
 157         /* See if this was a duplicate */
 158         for (dir_list = dir->dir_list;
 159              dir_list != dir->dir_end;
 160              dir_list = dir_list->next) {
 161                 if (! do_remove &&
 162                     strcmp(dir_list->dirent->name, dirent->name) == 0) {
 163                         /* Duplicate.  End end of list need to be removed. */
 164                         do_remove = 1;
 165                 }
 166
 167                 if (do_remove && dir_list->next == dir->dir_end) {
 168                         /* Found the end of the list.  Remove it. */
 169                         dir->dir_end = dir_list;
 170                         free(dir_list->next);
 171                         free(dirent);
 172                         dir_list->next = NULL;
 173                         break;
 174                 }
 175         }
 176 }
 177
 178 static void
 179 list_fn(const char *name,
 180         uint32 type,
 181         const char *comment,
 182         void *state)
 183 {
 184         SMBCFILE *dir = (SMBCFILE *)state;
 185         int dirent_type;
 186
 187         /*
 188          * We need to process the type a little ...
 189          *
 190          * Disk share     = 0x00000000
 191          * Print share    = 0x00000001
 192          * Comms share    = 0x00000002 (obsolete?)
 193          * IPC$ share     = 0x00000003
 194          *
 195          * administrative shares:
 196          * ADMIN$, IPC$, C$, D$, E$ ...  are type |= 0x80000000
 197          */
 198
 199         if (dir->dir_type == SMBC_FILE_SHARE) {
 200                 switch (type) {
 201                 case 0 | 0x80000000:
 202                 case 0:
 203                         dirent_type = SMBC_FILE_SHARE;
 204                         break;
 205
 206                 case 1:
 207                         dirent_type = SMBC_PRINTER_SHARE;
 208                         break;
 209
 210                 case 2:
 211                         dirent_type = SMBC_COMMS_SHARE;
 212                         break;
 213
 214                 case 3 | 0x80000000:
 215                 case 3:
 216                         dirent_type = SMBC_IPC_SHARE;
 217                         break;
 218
 219                 default:
 220                         dirent_type = SMBC_FILE_SHARE; /* FIXME, error? */
 221                         break;
 222                 }
 223         }
 224         else {
 225                 dirent_type = dir->dir_type;
 226         }
 227
 228         if (add_dirent(dir, name, comment, dirent_type) < 0) {
 229
 230                 /* An error occurred, what do we do? */
 231                 /* FIXME: Add some code here */
 232
 233         }
 234 }
 235
 236 static void
 237 dir_list_fn(const char *mnt,
 238             file_info *finfo,
 239             const char *mask,
 240             void *state)
 241 {
 242
 243         if (add_dirent((SMBCFILE *)state, finfo->name, "",
 244                        (finfo->mode&aDIR?SMBC_DIR:SMBC_FILE)) < 0) {
 245
 246                 /* Handle an error ... */
 247
 248                 /* FIXME: Add some code ... */
 249
 250         }
 251
 252 }
 253
 254 static int
 255 net_share_enum_rpc(struct cli_state *cli,
 256                    void (*fn)(const char *name,
 257                               uint32 type,
 258                               const char *comment,
 259                               void *state),
 260                    void *state)
 261 {
 262         int i;
 263         WERROR result;
 264         uint32 preferred_len = 0xffffffff;
 265         uint32 type;
 266         struct srvsvc_NetShareInfoCtr info_ctr;
 267         struct srvsvc_NetShareCtr1 ctr1;
 268         fstring name = "";
 269         fstring comment = "";
 270         struct rpc_pipe_client *pipe_hnd;
 271         NTSTATUS nt_status;
 272         uint32_t resume_handle = 0;
 273         uint32_t total_entries = 0;
 274
 275         /* Open the server service pipe */
 276         nt_status = cli_rpc_pipe_open_noauth(cli, &ndr_table_srvsvc.syntax_id,
 277                                              &pipe_hnd);
 278         if (!NT_STATUS_IS_OK(nt_status)) {
 279                 DEBUG(1, ("net_share_enum_rpc pipe open fail!\n"));
 280                 return -1;
 281         }
 282
 283         ZERO_STRUCT(info_ctr);
 284         ZERO_STRUCT(ctr1);
 285
 286         info_ctr.level = 1;
 287         info_ctr.ctr.ctr1 = &ctr1;
 288
 289         /* Issue the NetShareEnum RPC call and retrieve the response */
 290         nt_status = rpccli_srvsvc_NetShareEnumAll(pipe_hnd, talloc_tos(),
 291                                                   pipe_hnd->desthost,
 292                                                   &info_ctr,
 293                                                   preferred_len,
 294                                                   &total_entries,
 295                                                   &resume_handle,
 296                                                   &result);
 297
 298         /* Was it successful? */
 299         if (!NT_STATUS_IS_OK(nt_status) || !W_ERROR_IS_OK(result) ||
 300             total_entries == 0) {
 301                 /*  Nope.  Go clean up. */
 302                 goto done;
 303         }
 304
 305         /* For each returned entry... */
 306         for (i = 0; i < total_entries; i++) {
 307
 308                 /* pull out the share name */
 309                 fstrcpy(name, info_ctr.ctr.ctr1->array[i].name);
 310
 311                 /* pull out the share's comment */
 312                 fstrcpy(comment, info_ctr.ctr.ctr1->array[i].comment);
 313
 314                 /* Get the type value */
 315                 type = info_ctr.ctr.ctr1->array[i].type;
 316
 317                 /* Add this share to the list */
 318                 (*fn)(name, type, comment, state);
 319         }
 320
 321 done:
 322         /* Close the server service pipe */
 323         TALLOC_FREE(pipe_hnd);
 324
 325         /* Tell 'em if it worked */
 326         return W_ERROR_IS_OK(result) ? 0 : -1;
 327 }
 328
 329
 330 /*
 331  * Verify that the options specified in a URL are valid
 332  */
 333 int
 334 SMBC_check_options(char *server,
 335                    char *share,
 336                    char *path,
 337                    char *options)
 338 {
 339         DEBUG(4, ("SMBC_check_options(): server='%s' share='%s' "
 340                   "path='%s' options='%s'\n",
 341                   server, share, path, options));
 342
 343         /* No options at all is always ok */
 344         if (! *options) return 0;
 345
 346         /* Currently, we don't support any options. */
 347         return -1;
 348 }
 349
 350
 351 SMBCFILE *
 352 SMBC_opendir_ctx(SMBCCTX *context,
 353                  const char *fname)
 354 {
 355         int saved_errno;
 356         char *server = NULL;
 357         char *share = NULL;
 358         char *user = NULL;
 359         char *password = NULL;
 360         char *options = NULL;
 361         char *workgroup = NULL;
 362         char *path = NULL;
 363         uint16 mode;
 364         char *p = NULL;
 365         SMBCSRV *srv  = NULL;
 366         SMBCFILE *dir = NULL;
 367         struct sockaddr_storage rem_ss;
 368         TALLOC_CTX *frame = talloc_stackframe();
 369
 370         if (!context || !context->internal->initialized) {
 371                 DEBUG(4, ("no valid context\n"));
 372                 errno = EINVAL + 8192;
 373                 TALLOC_FREE(frame);
 374                 return NULL;
 375
 376         }
 377
 378         if (!fname) {
 379                 DEBUG(4, ("no valid fname\n"));
 380                 errno = EINVAL + 8193;
 381                 TALLOC_FREE(frame);
 382                 return NULL;
 383         }
 384
 385         if (SMBC_parse_path(frame,
 386                             context,
 387                             fname,
 388                             &workgroup,
 389                             &server,
 390                             &share,
 391                             &path,
 392                             &user,
 393                             &password,
 394                             &options)) {
 395                 DEBUG(4, ("no valid path\n"));
 396                 errno = EINVAL + 8194;
 397                 TALLOC_FREE(frame);
 398                 return NULL;
 399         }
 400
 401         DEBUG(4, ("parsed path: fname='%s' server='%s' share='%s' "
 402                   "path='%s' options='%s'\n",
 403                   fname, server, share, path, options));
 404
 405         /* Ensure the options are valid */
 406         if (SMBC_check_options(server, share, path, options)) {
 407                 DEBUG(4, ("unacceptable options (%s)\n", options));
 408                 errno = EINVAL + 8195;
 409                 TALLOC_FREE(frame);
 410                 return NULL;
 411         }
 412
 413         if (!user || user[0] == (char)0) {
 414                 user = talloc_strdup(frame, smbc_getUser(context));
 415                 if (!user) {
 416                         errno = ENOMEM;
 417                         TALLOC_FREE(frame);
 418                         return NULL;
 419                 }
 420         }
 421
 422         dir = SMB_MALLOC_P(SMBCFILE);
 423
 424         if (!dir) {
 425                 errno = ENOMEM;
 426                 TALLOC_FREE(frame);
 427                 return NULL;
 428         }
 429
 430         ZERO_STRUCTP(dir);
 431
 432         dir->cli_fd   = 0;
 433         dir->fname    = SMB_STRDUP(fname);
 434         dir->srv      = NULL;
 435         dir->offset   = 0;
 436         dir->file     = False;
 437         dir->dir_list = dir->dir_next = dir->dir_end = NULL;
 438
 439         if (server[0] == (char)0) {
 440
 441                 int i;
 442                 int count;
 443                 int max_lmb_count;
 444                 struct ip_service *ip_list;
 445                 struct ip_service server_addr;
 446                 struct user_auth_info u_info;
 447
 448                 if (share[0] != (char)0 || path[0] != (char)0) {
 449
 450                         errno = EINVAL + 8196;
 451                         if (dir) {
 452                                 SAFE_FREE(dir->fname);
 453                                 SAFE_FREE(dir);
 454                         }
 455                         TALLOC_FREE(frame);
 456                         return NULL;
 457                 }
 458
 459                 /* Determine how many local master browsers to query */
 460                 max_lmb_count = (smbc_getOptionBrowseMaxLmbCount(context) == 0
 461                                  ? INT_MAX
 462                                  : smbc_getOptionBrowseMaxLmbCount(context));
 463
 464                 memset(&u_info, '\0', sizeof(u_info));
 465                 u_info.username = talloc_strdup(frame,user);
 466                 u_info.password = talloc_strdup(frame,password);
 467                 if (!u_info.username || !u_info.password) {
 468                         if (dir) {
 469                                 SAFE_FREE(dir->fname);
 470                                 SAFE_FREE(dir);
 471                         }
 472                         TALLOC_FREE(frame);
 473                         return NULL;
 474                 }
 475
 476                 /*
 477                  * We have server and share and path empty but options
 478                  * requesting that we scan all master browsers for their list
 479                  * of workgroups/domains.  This implies that we must first try
 480                  * broadcast queries to find all master browsers, and if that
 481                  * doesn't work, then try our other methods which return only
 482                  * a single master browser.
 483                  */
 484
 485                 ip_list = NULL;
 486                 if (!NT_STATUS_IS_OK(name_resolve_bcast(MSBROWSE, 1, &ip_list,
 487                                                         &count)))
 488                 {
 489
 490                         SAFE_FREE(ip_list);
 491
 492                         if (!find_master_ip(workgroup, &server_addr.ss)) {
 493
 494                                 if (dir) {
 495                                         SAFE_FREE(dir->fname);
 496                                         SAFE_FREE(dir);
 497                                 }
 498                                 errno = ENOENT;
 499                                 TALLOC_FREE(frame);
 500                                 return NULL;
 501                         }
 502
 503                         ip_list = (struct ip_service *)memdup(
 504                                 &server_addr, sizeof(server_addr));
 505                         if (ip_list == NULL) {
 506                                 errno = ENOMEM;
 507                                 TALLOC_FREE(frame);
 508                                 return NULL;
 509                         }
 510                         count = 1;
 511                 }
 512
 513                 for (i = 0; i < count && i < max_lmb_count; i++) {
 514                         char addr[INET6_ADDRSTRLEN];
 515                         char *wg_ptr = NULL;
 516                         struct cli_state *cli = NULL;
 517
 518                         print_sockaddr(addr, sizeof(addr), &ip_list[i].ss);
 519                         DEBUG(99, ("Found master browser %d of %d: %s\n",
 520                                    i+1, MAX(count, max_lmb_count),
 521                                    addr));
 522
 523                         cli = get_ipc_connect_master_ip(talloc_tos(),
 524                                                         &ip_list[i],
 525                                                         &u_info,
 526                                                         &wg_ptr);
 527                         /* cli == NULL is the master browser refused to talk or
 528                            could not be found */
 529                         if (!cli) {
 530                                 continue;
 531                         }
 532
 533                         workgroup = talloc_strdup(frame, wg_ptr);
 534                         server = talloc_strdup(frame, cli->desthost);
 535
 536                         cli_shutdown(cli);
 537
 538                         if (!workgroup || !server) {
 539                                 errno = ENOMEM;
 540                                 TALLOC_FREE(frame);
 541                                 return NULL;
 542                         }
 543
 544                         DEBUG(4, ("using workgroup %s %s\n",
 545                                   workgroup, server));
 546
 547                         /*
 548                          * For each returned master browser IP address, get a
 549                          * connection to IPC$ on the server if we do not
 550                          * already have one, and determine the
 551                          * workgroups/domains that it knows about.
 552                          */
 553
 554                         srv = SMBC_server(frame, context, True, server, "IPC$",
 555                                           &workgroup, &user, &password);
 556                         if (!srv) {
 557                                 continue;
 558                         }
 559
 560                         dir->srv = srv;
 561                         dir->dir_type = SMBC_WORKGROUP;
 562
 563                         /* Now, list the stuff ... */
 564
 565                         if (!cli_NetServerEnum(srv->cli,
 566                                                workgroup,
 567                                                SV_TYPE_DOMAIN_ENUM,
 568                                                list_unique_wg_fn,
 569                                                (void *)dir)) {
 570                                 continue;
 571                         }
 572                 }
 573
 574                 SAFE_FREE(ip_list);
 575         } else {
 576                 /*
 577                  * Server not an empty string ... Check the rest and see what
 578                  * gives
 579                  */
 580                 if (*share == '\0') {
 581                         if (*path != '\0') {
 582
 583                                 /* Should not have empty share with path */
 584                                 errno = EINVAL + 8197;
 585                                 if (dir) {
 586                                         SAFE_FREE(dir->fname);
 587                                         SAFE_FREE(dir);
 588                                 }
 589                                 TALLOC_FREE(frame);
 590                                 return NULL;
 591
 592                         }
 593
 594                         /*
 595                          * We don't know if <server> is really a server name
 596                          * or is a workgroup/domain name.  If we already have
 597                          * a server structure for it, we'll use it.
 598                          * Otherwise, check to see if <server><1D>,
 599                          * <server><1B>, or <server><20> translates.  We check
 600                          * to see if <server> is an IP address first.
 601                          */
 602
 603                         /*
 604                          * See if we have an existing server.  Do not
 605                          * establish a connection if one does not already
 606                          * exist.
 607                          */
 608                         srv = SMBC_server(frame, context, False,
 609                                           server, "IPC$",
 610                                           &workgroup, &user, &password);
 611
 612                         /*
 613                          * If no existing server and not an IP addr, look for
 614                          * LMB or DMB
 615                          */
 616                         if (!srv &&
 617                             !is_ipaddress(server) &&
 618                             (resolve_name(server, &rem_ss, 0x1d) ||   /* LMB */
 619                              resolve_name(server, &rem_ss, 0x1b) )) { /* DMB */
 620
 621                                 fstring buserver;
 622
 623                                 dir->dir_type = SMBC_SERVER;
 624
 625                                 /*
 626                                  * Get the backup list ...
 627                                  */
 628                                 if (!name_status_find(server, 0, 0,
 629                                                       &rem_ss, buserver)) {
 630
 631                                         DEBUG(0,("Could not get name of "
 632                                                  "local/domain master browser "
 633                                                  "for server %s\n", server));
 634                                         if (dir) {
 635                                                 SAFE_FREE(dir->fname);
 636                                                 SAFE_FREE(dir);
 637                                         }
 638                                         errno = EPERM;
 639                                         TALLOC_FREE(frame);
 640                                         return NULL;
 641
 642                                 }
 643
 644                                 /*
 645                                  * Get a connection to IPC$ on the server if
 646                                  * we do not already have one
 647                                  */
 648                                 srv = SMBC_server(frame, context, True,
 649                                                   buserver, "IPC$",
 650                                                   &workgroup,
 651                                                   &user, &password);
 652                                 if (!srv) {
 653                                         DEBUG(0, ("got no contact to IPC$\n"));
 654                                         if (dir) {
 655                                                 SAFE_FREE(dir->fname);
 656                                                 SAFE_FREE(dir);
 657                                         }
 658                                         TALLOC_FREE(frame);
 659                                         return NULL;
 660
 661                                 }
 662
 663                                 dir->srv = srv;
 664
 665                                 /* Now, list the servers ... */
 666                                 if (!cli_NetServerEnum(srv->cli, server,
 667                                                        0x0000FFFE, list_fn,
 668                                                        (void *)dir)) {
 669
 670                                         if (dir) {
 671                                                 SAFE_FREE(dir->fname);
 672                                                 SAFE_FREE(dir);
 673                                         }
 674                                         TALLOC_FREE(frame);
 675                                         return NULL;
 676                                 }
 677                         } else if (srv ||
 678                                    (resolve_name(server, &rem_ss, 0x20))) {
 679
 680                                 /*
 681                                  * If we hadn't found the server, get one now
 682                                  */
 683                                 if (!srv) {
 684                                         srv = SMBC_server(frame, context, True,
 685                                                           server, "IPC$",
 686                                                           &workgroup,
 687                                                           &user, &password);
 688                                 }
 689
 690                                 if (!srv) {
 691                                         if (dir) {
 692                                                 SAFE_FREE(dir->fname);
 693                                                 SAFE_FREE(dir);
 694                                         }
 695                                         TALLOC_FREE(frame);
 696                                         return NULL;
 697
 698                                 }
 699
 700                                 dir->dir_type = SMBC_FILE_SHARE;
 701                                 dir->srv = srv;
 702
 703                                 /* List the shares ... */
 704
 705                                 if (net_share_enum_rpc(
 706                                             srv->cli,
 707                                             list_fn,
 708                                             (void *) dir) < 0 &&
 709                                     cli_RNetShareEnum(
 710                                             srv->cli,
 711                                             list_fn,
 712                                             (void *)dir) < 0) {
 713
 714                                         errno = cli_errno(srv->cli);
 715                                         if (dir) {
 716                                                 SAFE_FREE(dir->fname);
 717                                                 SAFE_FREE(dir);
 718                                         }
 719                                         TALLOC_FREE(frame);
 720                                         return NULL;
 721
 722                                 }
 723                         } else {
 724                                 /* Neither the workgroup nor server exists */
 725                                 errno = ECONNREFUSED;
 726                                 if (dir) {
 727                                         SAFE_FREE(dir->fname);
 728                                         SAFE_FREE(dir);
 729                                 }
 730                                 TALLOC_FREE(frame);
 731                                 return NULL;
 732                         }
 733
 734                 }
 735                 else {
 736                         /*
 737                          * The server and share are specified ... work from
 738                          * there ...
 739                          */
 740                         char *targetpath;
 741                         struct cli_state *targetcli;
 742
 743                         /* We connect to the server and list the directory */
 744                         dir->dir_type = SMBC_FILE_SHARE;
 745
 746                         srv = SMBC_server(frame, context, True, server, share,
 747                                           &workgroup, &user, &password);
 748
 749                         if (!srv) {
 750                                 if (dir) {
 751                                         SAFE_FREE(dir->fname);
 752                                         SAFE_FREE(dir);
 753                                 }
 754                                 TALLOC_FREE(frame);
 755                                 return NULL;
 756                         }
 757
 758                         dir->srv = srv;
 759
 760                         /* Now, list the files ... */
 761
 762                         p = path + strlen(path);
 763                         path = talloc_asprintf_append(path, "\\*");
 764                         if (!path) {
 765                                 if (dir) {
 766                                         SAFE_FREE(dir->fname);
 767                                         SAFE_FREE(dir);
 768                                 }
 769                                 TALLOC_FREE(frame);
 770                                 return NULL;
 771                         }
 772
 773                         if (!cli_resolve_path(frame, "", srv->cli, path,
 774                                               &targetcli, &targetpath)) {
 775                                 d_printf("Could not resolve %s\n", path);
 776                                 if (dir) {
 777                                         SAFE_FREE(dir->fname);
 778                                         SAFE_FREE(dir);
 779                                 }
 780                                 TALLOC_FREE(frame);
 781                                 return NULL;
 782                         }
 783
 784                         if (cli_list(targetcli, targetpath,
 785                                      aDIR | aSYSTEM | aHIDDEN,
 786                                      dir_list_fn, (void *)dir) < 0) {
 787
 788                                 if (dir) {
 789                                         SAFE_FREE(dir->fname);
 790                                         SAFE_FREE(dir);
 791                                 }
 792                                 saved_errno = SMBC_errno(context, targetcli);
 793
 794                                 if (saved_errno == EINVAL) {
 795                                         /*
 796                                          * See if they asked to opendir
 797                                          * something other than a directory.
 798                                          * If so, the converted error value we
 799                                          * got would have been EINVAL rather
 800                                          * than ENOTDIR.
 801                                          */
 802                                         *p = '\0'; /* restore original path */
 803
 804                                         if (SMBC_getatr(context, srv, path,
 805                                                         &mode, NULL,
 806                                                         NULL, NULL, NULL, NULL,
 807                                                         NULL) &&
 808                                             ! IS_DOS_DIR(mode)) {
 809
 810                                                 /* It is.  Correct the error value */
 811                                                 saved_errno = ENOTDIR;
 812                                         }
 813                                 }
 814
 815                                 /*
 816                                  * If there was an error and the server is no
 817                                  * good any more...
 818                                  */
 819                                 if (cli_is_error(targetcli) &&
 820                                     smbc_getFunctionCheckServer(context)(context, srv)) {
 821
 822                                         /* ... then remove it. */
 823                                         if (smbc_getFunctionRemoveUnusedServer(context)(context,
 824                                                                                         srv)) {
 825                                                 /*
 826                                                  * We could not remove the
 827                                                  * server completely, remove
 828                                                  * it from the cache so we
 829                                                  * will not get it again. It
 830                                                  * will be removed when the
 831                                                  * last file/dir is closed.
 832                                                  */
 833                                                 smbc_getFunctionRemoveCachedServer(context)(context, srv);
 834                                         }
 835                                 }
 836
 837                                 errno = saved_errno;
 838                                 TALLOC_FREE(frame);
 839                                 return NULL;
 840                         }
 841                 }
 842
 843         }
 844
 845         DLIST_ADD(context->internal->files, dir);
 846         TALLOC_FREE(frame);
 847         return dir;
 848
 849 }
 850
 851 /*
 852  * Routine to close a directory
 853  */
 854
 855 int
 856 SMBC_closedir_ctx(SMBCCTX *context,
 857                   SMBCFILE *dir)
 858 {
 859         TALLOC_CTX *frame = talloc_stackframe();
 860
 861         if (!context || !context->internal->initialized) {
 862                 errno = EINVAL;
 863                 TALLOC_FREE(frame);
 864                 return -1;
 865         }
 866
 867         if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
 868                 errno = EBADF;
 869                 TALLOC_FREE(frame);
 870                 return -1;
 871         }
 872
 873         remove_dir(dir); /* Clean it up */
 874
 875         DLIST_REMOVE(context->internal->files, dir);
 876
 877         if (dir) {
 878
 879                 SAFE_FREE(dir->fname);
 880                 SAFE_FREE(dir);    /* Free the space too */
 881         }
 882
 883         TALLOC_FREE(frame);
 884         return 0;
 885
 886 }
 887
 888 static void
 889 smbc_readdir_internal(SMBCCTX * context,
 890                       struct smbc_dirent *dest,
 891                       struct smbc_dirent *src,
 892                       int max_namebuf_len)
 893 {
 894         if (smbc_getOptionUrlEncodeReaddirEntries(context)) {
 895
 896                 /* url-encode the name.  get back remaining buffer space */
 897                 max_namebuf_len =
 898                         smbc_urlencode(dest->name, src->name, max_namebuf_len);
 899
 900                 /* We now know the name length */
 901                 dest->namelen = strlen(dest->name);
 902
 903                 /* Save the pointer to the beginning of the comment */
 904                 dest->comment = dest->name + dest->namelen + 1;
 905
 906                 /* Copy the comment */
 907                 strncpy(dest->comment, src->comment, max_namebuf_len - 1);
 908                 dest->comment[max_namebuf_len - 1] = '\0';
 909
 910                 /* Save other fields */
 911                 dest->smbc_type = src->smbc_type;
 912                 dest->commentlen = strlen(dest->comment);
 913                 dest->dirlen = ((dest->comment + dest->commentlen + 1) -
 914                                 (char *) dest);
 915         } else {
 916
 917                 /* No encoding.  Just copy the entry as is. */
 918                 memcpy(dest, src, src->dirlen);
 919                 dest->comment = (char *)(&dest->name + src->namelen + 1);
 920         }
 921
 922 }
 923
 924 /*
 925  * Routine to get a directory entry
 926  */
 927
 928 struct smbc_dirent *
 929 SMBC_readdir_ctx(SMBCCTX *context,
 930                  SMBCFILE *dir)
 931 {
 932         int maxlen;
 933         struct smbc_dirent *dirp, *dirent;
 934         TALLOC_CTX *frame = talloc_stackframe();
 935
 936         /* Check that all is ok first ... */
 937
 938         if (!context || !context->internal->initialized) {
 939
 940                 errno = EINVAL;
 941                 DEBUG(0, ("Invalid context in SMBC_readdir_ctx()\n"));
 942                 TALLOC_FREE(frame);
 943                 return NULL;
 944
 945         }
 946
 947         if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
 948
 949                 errno = EBADF;
 950                 DEBUG(0, ("Invalid dir in SMBC_readdir_ctx()\n"));
 951                 TALLOC_FREE(frame);
 952                 return NULL;
 953
 954         }
 955
 956         if (dir->file != False) { /* FIXME, should be dir, perhaps */
 957
 958                 errno = ENOTDIR;
 959                 DEBUG(0, ("Found file vs directory in SMBC_readdir_ctx()\n"));
 960                 TALLOC_FREE(frame);
 961                 return NULL;
 962
 963         }
 964
 965         if (!dir->dir_next) {
 966                 TALLOC_FREE(frame);
 967                 return NULL;
 968         }
 969
 970         dirent = dir->dir_next->dirent;
 971         if (!dirent) {
 972
 973                 errno = ENOENT;
 974                 TALLOC_FREE(frame);
 975                 return NULL;
 976
 977         }
 978
 979         dirp = &context->internal->dirent;
 980         maxlen = sizeof(context->internal->_dirent_name);
 981
 982         smbc_readdir_internal(context, dirp, dirent, maxlen);
 983
 984         dir->dir_next = dir->dir_next->next;
 985
 986         TALLOC_FREE(frame);
 987         return dirp;
 988 }
 989
 990 /*
 991  * Routine to get directory entries
 992  */
 993
 994 int
 995 SMBC_getdents_ctx(SMBCCTX *context,
 996                   SMBCFILE *dir,
 997                   struct smbc_dirent *dirp,
 998                   int count)
 999 {
1000         int rem = count;
1001         int reqd;
1002         int maxlen;
1003         char *ndir = (char *)dirp;
1004         struct smbc_dir_list *dirlist;
1005         TALLOC_CTX *frame = talloc_stackframe();
1006
1007         /* Check that all is ok first ... */
1008
1009         if (!context || !context->internal->initialized) {
1010
1011                 errno = EINVAL;
1012                 TALLOC_FREE(frame);
1013                 return -1;
1014
1015         }
1016
1017         if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1018
1019                 errno = EBADF;
1020                 TALLOC_FREE(frame);
1021                 return -1;
1022
1023         }
1024
1025         if (dir->file != False) { /* FIXME, should be dir, perhaps */
1026
1027                 errno = ENOTDIR;
1028                 TALLOC_FREE(frame);
1029                 return -1;
1030
1031         }
1032
1033         /*
1034          * Now, retrieve the number of entries that will fit in what was passed
1035          * We have to figure out if the info is in the list, or we need to
1036          * send a request to the server to get the info.
1037          */
1038
1039         while ((dirlist = dir->dir_next)) {
1040                 struct smbc_dirent *dirent;
1041
1042                 if (!dirlist->dirent) {
1043
1044                         errno = ENOENT;  /* Bad error */
1045                         TALLOC_FREE(frame);
1046                         return -1;
1047
1048                 }
1049
1050                 /* Do urlencoding of next entry, if so selected */
1051                 dirent = &context->internal->dirent;
1052                 maxlen = sizeof(context->internal->_dirent_name);
1053                 smbc_readdir_internal(context, dirent,
1054                                       dirlist->dirent, maxlen);
1055
1056                 reqd = dirent->dirlen;
1057
1058                 if (rem < reqd) {
1059
1060                         if (rem < count) { /* We managed to copy something */
1061
1062                                 errno = 0;
1063                                 TALLOC_FREE(frame);
1064                                 return count - rem;
1065
1066                         }
1067                         else { /* Nothing copied ... */
1068
1069                                 errno = EINVAL;  /* Not enough space ... */
1070                                 TALLOC_FREE(frame);
1071                                 return -1;
1072
1073                         }
1074
1075                 }
1076
1077                 memcpy(ndir, dirent, reqd); /* Copy the data in ... */
1078
1079                 ((struct smbc_dirent *)ndir)->comment =
1080                         (char *)(&((struct smbc_dirent *)ndir)->name +
1081                                  dirent->namelen +
1082                                  1);
1083
1084                 ndir += reqd;
1085
1086                 rem -= reqd;
1087
1088                 dir->dir_next = dirlist = dirlist -> next;
1089         }
1090
1091         TALLOC_FREE(frame);
1092
1093         if (rem == count)
1094                 return 0;
1095         else
1096                 return count - rem;
1097
1098 }
1099
1100 /*
1101  * Routine to create a directory ...
1102  */
1103
1104 int
1105 SMBC_mkdir_ctx(SMBCCTX *context,
1106                const char *fname,
1107                mode_t mode)
1108 {
1109         SMBCSRV *srv = NULL;
1110         char *server = NULL;
1111         char *share = NULL;
1112         char *user = NULL;
1113         char *password = NULL;
1114         char *workgroup = NULL;
1115         char *path = NULL;
1116         char *targetpath = NULL;
1117         struct cli_state *targetcli = NULL;
1118         TALLOC_CTX *frame = talloc_stackframe();
1119
1120         if (!context || !context->internal->initialized) {
1121                 errno = EINVAL;
1122                 TALLOC_FREE(frame);
1123                 return -1;
1124         }
1125
1126         if (!fname) {
1127                 errno = EINVAL;
1128                 TALLOC_FREE(frame);
1129                 return -1;
1130         }
1131
1132         DEBUG(4, ("smbc_mkdir(%s)\n", fname));
1133
1134         if (SMBC_parse_path(frame,
1135                             context,
1136                             fname,
1137                             &workgroup,
1138                             &server,
1139                             &share,
1140                             &path,
1141                             &user,
1142                             &password,
1143                             NULL)) {
1144                 errno = EINVAL;
1145                 TALLOC_FREE(frame);
1146                 return -1;
1147         }
1148
1149         if (!user || user[0] == (char)0) {
1150                 user = talloc_strdup(frame, smbc_getUser(context));
1151                 if (!user) {
1152                         errno = ENOMEM;
1153                         TALLOC_FREE(frame);
1154                         return -1;
1155                 }
1156         }
1157
1158         srv = SMBC_server(frame, context, True,
1159                           server, share, &workgroup, &user, &password);
1160
1161         if (!srv) {
1162
1163                 TALLOC_FREE(frame);
1164                 return -1;  /* errno set by SMBC_server */
1165
1166         }
1167
1168         /*d_printf(">>>mkdir: resolving %s\n", path);*/
1169         if (!cli_resolve_path(frame, "", srv->cli, path,
1170                               &targetcli, &targetpath)) {
1171                 d_printf("Could not resolve %s\n", path);
1172                 TALLOC_FREE(frame);
1173                 return -1;
1174         }
1175         /*d_printf(">>>mkdir: resolved path as %s\n", targetpath);*/
1176
1177         if (!cli_mkdir(targetcli, targetpath)) {
1178
1179                 errno = SMBC_errno(context, targetcli);
1180                 TALLOC_FREE(frame);
1181                 return -1;
1182
1183         }
1184
1185         TALLOC_FREE(frame);
1186         return 0;
1187
1188 }
1189
1190 /*
1191  * Our list function simply checks to see if a directory is not empty
1192  */
1193
1194 static void
1195 rmdir_list_fn(const char *mnt,
1196               file_info *finfo,
1197               const char *mask,
1198               void *state)
1199 {
1200         if (strncmp(finfo->name, ".", 1) != 0 &&
1201             strncmp(finfo->name, "..", 2) != 0) {
1202                 bool *smbc_rmdir_dirempty = (bool *)state;
1203                 *smbc_rmdir_dirempty = false;
1204         }
1205 }
1206
1207 /*
1208  * Routine to remove a directory
1209  */
1210
1211 int
1212 SMBC_rmdir_ctx(SMBCCTX *context,
1213                const char *fname)
1214 {
1215         SMBCSRV *srv = NULL;
1216         char *server = NULL;
1217         char *share = NULL;
1218         char *user = NULL;
1219         char *password = NULL;
1220         char *workgroup = NULL;
1221         char *path = NULL;
1222         char *targetpath = NULL;
1223         struct cli_state *targetcli = NULL;
1224         TALLOC_CTX *frame = talloc_stackframe();
1225
1226         if (!context || !context->internal->initialized) {
1227                 errno = EINVAL;
1228                 TALLOC_FREE(frame);
1229                 return -1;
1230         }
1231
1232         if (!fname) {
1233                 errno = EINVAL;
1234                 TALLOC_FREE(frame);
1235                 return -1;
1236         }
1237
1238         DEBUG(4, ("smbc_rmdir(%s)\n", fname));
1239
1240         if (SMBC_parse_path(frame,
1241                             context,
1242                             fname,
1243                             &workgroup,
1244                             &server,
1245                             &share,
1246                             &path,
1247                             &user,
1248                             &password,
1249                             NULL)) {
1250                 errno = EINVAL;
1251                 TALLOC_FREE(frame);
1252                 return -1;
1253         }
1254
1255         if (!user || user[0] == (char)0) {
1256                 user = talloc_strdup(frame, smbc_getUser(context));
1257                 if (!user) {
1258                         errno = ENOMEM;
1259                         TALLOC_FREE(frame);
1260                         return -1;
1261                 }
1262         }
1263
1264         srv = SMBC_server(frame, context, True,
1265                           server, share, &workgroup, &user, &password);
1266
1267         if (!srv) {
1268
1269                 TALLOC_FREE(frame);
1270                 return -1;  /* errno set by SMBC_server */
1271
1272         }
1273
1274         /*d_printf(">>>rmdir: resolving %s\n", path);*/
1275         if (!cli_resolve_path(frame, "", srv->cli, path,
1276                               &targetcli, &targetpath)) {
1277                 d_printf("Could not resolve %s\n", path);
1278                 TALLOC_FREE(frame);
1279                 return -1;
1280         }
1281         /*d_printf(">>>rmdir: resolved path as %s\n", targetpath);*/
1282
1283
1284         if (!cli_rmdir(targetcli, targetpath)) {
1285
1286                 errno = SMBC_errno(context, targetcli);
1287
1288                 if (errno == EACCES) {  /* Check if the dir empty or not */
1289
1290                         /* Local storage to avoid buffer overflows */
1291                         char *lpath;
1292                         bool smbc_rmdir_dirempty = true;
1293
1294                         lpath = talloc_asprintf(frame, "%s\\*",
1295                                                 targetpath);
1296                         if (!lpath) {
1297                                 errno = ENOMEM;
1298                                 TALLOC_FREE(frame);
1299                                 return -1;
1300                         }
1301
1302                         if (cli_list(targetcli, lpath,
1303                                      aDIR | aSYSTEM | aHIDDEN,
1304                                      rmdir_list_fn,
1305                                      &smbc_rmdir_dirempty) < 0) {
1306
1307                                 /* Fix errno to ignore latest error ... */
1308                                 DEBUG(5, ("smbc_rmdir: "
1309                                           "cli_list returned an error: %d\n",
1310                                           SMBC_errno(context, targetcli)));
1311                                 errno = EACCES;
1312
1313                         }
1314
1315                         if (smbc_rmdir_dirempty)
1316                                 errno = EACCES;
1317                         else
1318                                 errno = ENOTEMPTY;
1319
1320                 }
1321
1322                 TALLOC_FREE(frame);
1323                 return -1;
1324
1325         }
1326
1327         TALLOC_FREE(frame);
1328         return 0;
1329
1330 }
1331
1332 /*
1333  * Routine to return the current directory position
1334  */
1335
1336 off_t
1337 SMBC_telldir_ctx(SMBCCTX *context,
1338                  SMBCFILE *dir)
1339 {
1340         TALLOC_CTX *frame = talloc_stackframe();
1341
1342         if (!context || !context->internal->initialized) {
1343
1344                 errno = EINVAL;
1345                 TALLOC_FREE(frame);
1346                 return -1;
1347
1348         }
1349
1350         if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1351
1352                 errno = EBADF;
1353                 TALLOC_FREE(frame);
1354                 return -1;
1355
1356         }
1357
1358         if (dir->file != False) { /* FIXME, should be dir, perhaps */
1359
1360                 errno = ENOTDIR;
1361                 TALLOC_FREE(frame);
1362                 return -1;
1363
1364         }
1365
1366         /* See if we're already at the end. */
1367         if (dir->dir_next == NULL) {
1368                 /* We are. */
1369                 TALLOC_FREE(frame);
1370                 return -1;
1371         }
1372
1373         /*
1374          * We return the pointer here as the offset
1375          */
1376         TALLOC_FREE(frame);
1377         return (off_t)(long)dir->dir_next->dirent;
1378 }
1379
1380 /*
1381  * A routine to run down the list and see if the entry is OK
1382  */
1383
1384 static struct smbc_dir_list *
1385 check_dir_ent(struct smbc_dir_list *list,
1386               struct smbc_dirent *dirent)
1387 {
1388
1389         /* Run down the list looking for what we want */
1390
1391         if (dirent) {
1392
1393                 struct smbc_dir_list *tmp = list;
1394
1395                 while (tmp) {
1396
1397                         if (tmp->dirent == dirent)
1398                                 return tmp;
1399
1400                         tmp = tmp->next;
1401
1402                 }
1403
1404         }
1405
1406         return NULL;  /* Not found, or an error */
1407
1408 }
1409
1410
1411 /*
1412  * Routine to seek on a directory
1413  */
1414
1415 int
1416 SMBC_lseekdir_ctx(SMBCCTX *context,
1417                   SMBCFILE *dir,
1418                   off_t offset)
1419 {
1420         long int l_offset = offset;  /* Handle problems of size */
1421         struct smbc_dirent *dirent = (struct smbc_dirent *)l_offset;
1422         struct smbc_dir_list *list_ent = (struct smbc_dir_list *)NULL;
1423         TALLOC_CTX *frame = talloc_stackframe();
1424
1425         if (!context || !context->internal->initialized) {
1426
1427                 errno = EINVAL;
1428                 TALLOC_FREE(frame);
1429                 return -1;
1430
1431         }
1432
1433         if (dir->file != False) { /* FIXME, should be dir, perhaps */
1434
1435                 errno = ENOTDIR;
1436                 TALLOC_FREE(frame);
1437                 return -1;
1438
1439         }
1440
1441         /* Now, check what we were passed and see if it is OK ... */
1442
1443         if (dirent == NULL) {  /* Seek to the begining of the list */
1444
1445                 dir->dir_next = dir->dir_list;
1446                 TALLOC_FREE(frame);
1447                 return 0;
1448
1449         }
1450
1451         if (offset == -1) {     /* Seek to the end of the list */
1452                 dir->dir_next = NULL;
1453                 TALLOC_FREE(frame);
1454                 return 0;
1455         }
1456
1457         /* Now, run down the list and make sure that the entry is OK       */
1458         /* This may need to be changed if we change the format of the list */
1459
1460         if ((list_ent = check_dir_ent(dir->dir_list, dirent)) == NULL) {
1461                 errno = EINVAL;   /* Bad entry */
1462                 TALLOC_FREE(frame);
1463                 return -1;
1464         }
1465
1466         dir->dir_next = list_ent;
1467
1468         TALLOC_FREE(frame);
1469         return 0;
1470 }
1471
1472 /*
1473  * Routine to fstat a dir
1474  */
1475
1476 int
1477 SMBC_fstatdir_ctx(SMBCCTX *context,
1478                   SMBCFILE *dir,
1479                   struct stat *st)
1480 {
1481
1482         if (!context || !context->internal->initialized) {
1483
1484                 errno = EINVAL;
1485                 return -1;
1486         }
1487
1488         /* No code yet ... */
1489         return 0;
1490 }
1491
1492 int
1493 SMBC_chmod_ctx(SMBCCTX *context,
1494                const char *fname,
1495                mode_t newmode)
1496 {
1497         SMBCSRV *srv = NULL;
1498         char *server = NULL;
1499         char *share = NULL;
1500         char *user = NULL;
1501         char *password = NULL;
1502         char *workgroup = NULL;
1503         char *targetpath = NULL;
1504         struct cli_state *targetcli = NULL;
1505         char *path = NULL;
1506         uint16 mode;
1507         TALLOC_CTX *frame = talloc_stackframe();
1508
1509         if (!context || !context->internal->initialized) {
1510
1511                 errno = EINVAL;  /* Best I can think of ... */
1512                 TALLOC_FREE(frame);
1513                 return -1;
1514         }
1515
1516         if (!fname) {
1517                 errno = EINVAL;
1518                 TALLOC_FREE(frame);
1519                 return -1;
1520         }
1521
1522         DEBUG(4, ("smbc_chmod(%s, 0%3o)\n", fname, (unsigned int)newmode));
1523
1524         if (SMBC_parse_path(frame,
1525                             context,
1526                             fname,
1527                             &workgroup,
1528                             &server,
1529                             &share,
1530                             &path,
1531                             &user,
1532                             &password,
1533                             NULL)) {
1534                 errno = EINVAL;
1535                 TALLOC_FREE(frame);
1536                 return -1;
1537         }
1538
1539         if (!user || user[0] == (char)0) {
1540                 user = talloc_strdup(frame, smbc_getUser(context));
1541                 if (!user) {
1542                         errno = ENOMEM;
1543                         TALLOC_FREE(frame);
1544                         return -1;
1545                 }
1546         }
1547
1548         srv = SMBC_server(frame, context, True,
1549                           server, share, &workgroup, &user, &password);
1550
1551         if (!srv) {
1552                 TALLOC_FREE(frame);
1553                 return -1;  /* errno set by SMBC_server */
1554         }
1555
1556         /*d_printf(">>>unlink: resolving %s\n", path);*/
1557         if (!cli_resolve_path(frame, "", srv->cli, path,
1558                               &targetcli, &targetpath)) {
1559                 d_printf("Could not resolve %s\n", path);
1560                 TALLOC_FREE(frame);
1561                 return -1;
1562         }
1563
1564         mode = 0;
1565
1566         if (!(newmode & (S_IWUSR | S_IWGRP | S_IWOTH))) mode |= aRONLY;
1567         if ((newmode & S_IXUSR) && lp_map_archive(-1)) mode |= aARCH;
1568         if ((newmode & S_IXGRP) && lp_map_system(-1)) mode |= aSYSTEM;
1569         if ((newmode & S_IXOTH) && lp_map_hidden(-1)) mode |= aHIDDEN;
1570
1571         if (!cli_setatr(targetcli, targetpath, mode, 0)) {
1572                 errno = SMBC_errno(context, targetcli);
1573                 TALLOC_FREE(frame);
1574                 return -1;
1575         }
1576
1577         TALLOC_FREE(frame);
1578         return 0;
1579 }
1580
1581 int
1582 SMBC_utimes_ctx(SMBCCTX *context,
1583                 const char *fname,
1584                 struct timeval *tbuf)
1585 {
1586         SMBCSRV *srv = NULL;
1587         char *server = NULL;
1588         char *share = NULL;
1589         char *user = NULL;
1590         char *password = NULL;
1591         char *workgroup = NULL;
1592         char *path = NULL;
1593         time_t access_time;
1594         time_t write_time;
1595         TALLOC_CTX *frame = talloc_stackframe();
1596
1597         if (!context || !context->internal->initialized) {
1598
1599                 errno = EINVAL;  /* Best I can think of ... */
1600                 TALLOC_FREE(frame);
1601                 return -1;
1602         }
1603
1604         if (!fname) {
1605                 errno = EINVAL;
1606                 TALLOC_FREE(frame);
1607                 return -1;
1608         }
1609
1610         if (tbuf == NULL) {
1611                 access_time = write_time = time(NULL);
1612         } else {
1613                 access_time = tbuf[0].tv_sec;
1614                 write_time = tbuf[1].tv_sec;
1615         }
1616
1617         if (DEBUGLVL(4)) {
1618                 char *p;
1619                 char atimebuf[32];
1620                 char mtimebuf[32];
1621
1622                 strncpy(atimebuf, ctime(&access_time), sizeof(atimebuf) - 1);
1623                 atimebuf[sizeof(atimebuf) - 1] = '\0';
1624                 if ((p = strchr(atimebuf, '\n')) != NULL) {
1625                         *p = '\0';
1626                 }
1627
1628                 strncpy(mtimebuf, ctime(&write_time), sizeof(mtimebuf) - 1);
1629                 mtimebuf[sizeof(mtimebuf) - 1] = '\0';
1630                 if ((p = strchr(mtimebuf, '\n')) != NULL) {
1631                         *p = '\0';
1632                 }
1633
1634                 dbgtext("smbc_utimes(%s, atime = %s mtime = %s)\n",
1635                         fname, atimebuf, mtimebuf);
1636         }
1637
1638         if (SMBC_parse_path(frame,
1639                             context,
1640                             fname,
1641                             &workgroup,
1642                             &server,
1643                             &share,
1644                             &path,
1645                             &user,
1646                             &password,
1647                             NULL)) {
1648                 errno = EINVAL;
1649                 TALLOC_FREE(frame);
1650                 return -1;
1651         }
1652
1653         if (!user || user[0] == (char)0) {
1654                 user = talloc_strdup(frame, smbc_getUser(context));
1655                 if (!user) {
1656                         errno = ENOMEM;
1657                         TALLOC_FREE(frame);
1658                         return -1;
1659                 }
1660         }
1661
1662         srv = SMBC_server(frame, context, True,
1663                           server, share, &workgroup, &user, &password);
1664
1665         if (!srv) {
1666                 TALLOC_FREE(frame);
1667                 return -1;      /* errno set by SMBC_server */
1668         }
1669
1670         if (!SMBC_setatr(context, srv, path,
1671                          0, access_time, write_time, 0, 0)) {
1672                 TALLOC_FREE(frame);
1673                 return -1;      /* errno set by SMBC_setatr */
1674         }
1675
1676         TALLOC_FREE(frame);
1677         return 0;
1678 }
1679
1680 /*
1681  * Routine to unlink() a file
1682  */
1683
1684 int
1685 SMBC_unlink_ctx(SMBCCTX *context,
1686                 const char *fname)
1687 {
1688         char *server = NULL;
1689         char *share = NULL;
1690         char *user = NULL;
1691         char *password = NULL;
1692         char *workgroup = NULL;
1693         char *path = NULL;
1694         char *targetpath = NULL;
1695         struct cli_state *targetcli = NULL;
1696         SMBCSRV *srv = NULL;
1697         TALLOC_CTX *frame = talloc_stackframe();
1698
1699         if (!context || !context->internal->initialized) {
1700
1701                 errno = EINVAL;  /* Best I can think of ... */
1702                 TALLOC_FREE(frame);
1703                 return -1;
1704
1705         }
1706
1707         if (!fname) {
1708                 errno = EINVAL;
1709                 TALLOC_FREE(frame);
1710                 return -1;
1711
1712         }
1713
1714         if (SMBC_parse_path(frame,
1715                             context,
1716                             fname,
1717                             &workgroup,
1718                             &server,
1719                             &share,
1720                             &path,
1721                             &user,
1722                             &password,
1723                             NULL)) {
1724                 errno = EINVAL;
1725                 TALLOC_FREE(frame);
1726                 return -1;
1727         }
1728
1729         if (!user || user[0] == (char)0) {
1730                 user = talloc_strdup(frame, smbc_getUser(context));
1731                 if (!user) {
1732                         errno = ENOMEM;
1733                         TALLOC_FREE(frame);
1734                         return -1;
1735                 }
1736         }
1737
1738         srv = SMBC_server(frame, context, True,
1739                           server, share, &workgroup, &user, &password);
1740
1741         if (!srv) {
1742                 TALLOC_FREE(frame);
1743                 return -1;  /* SMBC_server sets errno */
1744
1745         }
1746
1747         /*d_printf(">>>unlink: resolving %s\n", path);*/
1748         if (!cli_resolve_path(frame, "", srv->cli, path,
1749                               &targetcli, &targetpath)) {
1750                 d_printf("Could not resolve %s\n", path);
1751                 TALLOC_FREE(frame);
1752                 return -1;
1753         }
1754         /*d_printf(">>>unlink: resolved path as %s\n", targetpath);*/
1755
1756         if (!cli_unlink(targetcli, targetpath)) {
1757
1758                 errno = SMBC_errno(context, targetcli);
1759
1760                 if (errno == EACCES) { /* Check if the file is a directory */
1761
1762                         int saverr = errno;
1763                         SMB_OFF_T size = 0;
1764                         uint16 mode = 0;
1765                         struct timespec write_time_ts;
1766                         struct timespec access_time_ts;
1767                         struct timespec change_time_ts;
1768                         SMB_INO_T ino = 0;
1769
1770                         if (!SMBC_getatr(context, srv, path, &mode, &size,
1771                                          NULL,
1772                                          &access_time_ts,
1773                                          &write_time_ts,
1774                                          &change_time_ts,
1775                                          &ino)) {
1776
1777                                 /* Hmmm, bad error ... What? */
1778
1779                                 errno = SMBC_errno(context, targetcli);
1780                                 TALLOC_FREE(frame);
1781                                 return -1;
1782
1783                         }
1784                         else {
1785
1786                                 if (IS_DOS_DIR(mode))
1787                                         errno = EISDIR;
1788                                 else
1789                                         errno = saverr;  /* Restore this */
1790
1791                         }
1792                 }
1793
1794                 TALLOC_FREE(frame);
1795                 return -1;
1796
1797         }
1798
1799         TALLOC_FREE(frame);
1800         return 0;  /* Success ... */
1801
1802 }
1803
1804 /*
1805  * Routine to rename() a file
1806  */
1807
1808 int
1809 SMBC_rename_ctx(SMBCCTX *ocontext,
1810                 const char *oname,
1811                 SMBCCTX *ncontext,
1812                 const char *nname)
1813 {
1814         char *server1 = NULL;
1815         char *share1 = NULL;
1816         char *server2 = NULL;
1817         char *share2 = NULL;
1818         char *user1 = NULL;
1819         char *user2 = NULL;
1820         char *password1 = NULL;
1821         char *password2 = NULL;
1822         char *workgroup = NULL;
1823         char *path1 = NULL;
1824         char *path2 = NULL;
1825         char *targetpath1 = NULL;
1826         char *targetpath2 = NULL;
1827         struct cli_state *targetcli1 = NULL;
1828         struct cli_state *targetcli2 = NULL;
1829         SMBCSRV *srv = NULL;
1830         TALLOC_CTX *frame = talloc_stackframe();
1831
1832         if (!ocontext || !ncontext ||
1833             !ocontext->internal->initialized ||
1834             !ncontext->internal->initialized) {
1835
1836                 errno = EINVAL;  /* Best I can think of ... */
1837                 TALLOC_FREE(frame);
1838                 return -1;
1839         }
1840
1841         if (!oname || !nname) {
1842                 errno = EINVAL;
1843                 TALLOC_FREE(frame);
1844                 return -1;
1845         }
1846
1847         DEBUG(4, ("smbc_rename(%s,%s)\n", oname, nname));
1848
1849         if (SMBC_parse_path(frame,
1850                             ocontext,
1851                             oname,
1852                             &workgroup,
1853                             &server1,
1854                             &share1,
1855                             &path1,
1856                             &user1,
1857                             &password1,
1858                             NULL)) {
1859                 errno = EINVAL;
1860                 TALLOC_FREE(frame);
1861                 return -1;
1862         }
1863
1864         if (!user1 || user1[0] == (char)0) {
1865                 user1 = talloc_strdup(frame, smbc_getUser(ocontext));
1866                 if (!user1) {
1867                         errno = ENOMEM;
1868                         TALLOC_FREE(frame);
1869                         return -1;
1870                 }
1871         }
1872
1873         if (SMBC_parse_path(frame,
1874                             ncontext,
1875                             nname,
1876                             NULL,
1877                             &server2,
1878                             &share2,
1879                             &path2,
1880                             &user2,
1881                             &password2,
1882                             NULL)) {
1883                 errno = EINVAL;
1884                 TALLOC_FREE(frame);
1885                 return -1;
1886         }
1887
1888         if (!user2 || user2[0] == (char)0) {
1889                 user2 = talloc_strdup(frame, smbc_getUser(ncontext));
1890                 if (!user2) {
1891                         errno = ENOMEM;
1892                         TALLOC_FREE(frame);
1893                         return -1;
1894                 }
1895         }
1896
1897         if (strcmp(server1, server2) || strcmp(share1, share2) ||
1898             strcmp(user1, user2)) {
1899                 /* Can't rename across file systems, or users?? */
1900                 errno = EXDEV;
1901                 TALLOC_FREE(frame);
1902                 return -1;
1903         }
1904
1905         srv = SMBC_server(frame, ocontext, True,
1906                           server1, share1, &workgroup, &user1, &password1);
1907         if (!srv) {
1908                 TALLOC_FREE(frame);
1909                 return -1;
1910
1911         }
1912
1913         /* set the credentials to make DFS work */
1914         smbc_set_credentials_with_fallback(ocontext,
1915                                            workgroup,
1916                                            user1,
1917                                            password1);
1918
1919         /*d_printf(">>>rename: resolving %s\n", path1);*/
1920         if (!cli_resolve_path(frame, "", srv->cli, path1,
1921                               &targetcli1, &targetpath1)) {
1922                 d_printf("Could not resolve %s\n", path1);
1923                 TALLOC_FREE(frame);
1924                 return -1;
1925         }
1926
1927         /* set the credentials to make DFS work */
1928         smbc_set_credentials_with_fallback(ncontext,
1929                                            workgroup,
1930                                            user2,
1931                                            password2);
1932
1933         /*d_printf(">>>rename: resolved path as %s\n", targetpath1);*/
1934         /*d_printf(">>>rename: resolving %s\n", path2);*/
1935         if (!cli_resolve_path(frame, "", srv->cli, path2,
1936                               &targetcli2, &targetpath2)) {
1937                 d_printf("Could not resolve %s\n", path2);
1938                 TALLOC_FREE(frame);
1939                 return -1;
1940         }
1941         /*d_printf(">>>rename: resolved path as %s\n", targetpath2);*/
1942
1943         if (strcmp(targetcli1->desthost, targetcli2->desthost) ||
1944             strcmp(targetcli1->share, targetcli2->share))
1945         {
1946                 /* can't rename across file systems */
1947                 errno = EXDEV;
1948                 TALLOC_FREE(frame);
1949                 return -1;
1950         }
1951
1952         if (!cli_rename(targetcli1, targetpath1, targetpath2)) {
1953                 int eno = SMBC_errno(ocontext, targetcli1);
1954
1955                 if (eno != EEXIST ||
1956                     !cli_unlink(targetcli1, targetpath2) ||
1957                     !cli_rename(targetcli1, targetpath1, targetpath2)) {
1958
1959                         errno = eno;
1960                         TALLOC_FREE(frame);
1961                         return -1;
1962
1963                 }
1964         }
1965
1966         TALLOC_FREE(frame);
1967         return 0; /* Success */
1968 }
1969