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 #include "../librpc/gen_ndr/cli_srvsvc.h"
  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 = NULL;
 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 < info_ctr.ctr.ctr1->count; 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, false) ||   /* LMB */
 619                              resolve_name(server, &rem_ss, 0x1b, false) )) { /* DMB */
 620                                 /*
 621                                  * "server" is actually a workgroup name,
 622                                  * not a server. Make this clear.
 623                                  */
 624                                 char *wgroup = server;
 625                                 fstring buserver;
 626
 627                                 dir->dir_type = SMBC_SERVER;
 628
 629                                 /*
 630                                  * Get the backup list ...
 631                                  */
 632                                 if (!name_status_find(wgroup, 0, 0,
 633                                                       &rem_ss, buserver)) {
 634                                         char addr[INET6_ADDRSTRLEN];
 635
 636                                         print_sockaddr(addr, sizeof(addr), &rem_ss);
 637                                         DEBUG(0,("Could not get name of "
 638                                                 "local/domain master browser "
 639                                                 "for workgroup %s from "
 640                                                 "address %s\n",
 641                                                 wgroup,
 642                                                 addr));
 643                                         if (dir) {
 644                                                 SAFE_FREE(dir->fname);
 645                                                 SAFE_FREE(dir);
 646                                         }
 647                                         errno = EPERM;
 648                                         TALLOC_FREE(frame);
 649                                         return NULL;
 650
 651                                 }
 652
 653                                 /*
 654                                  * Get a connection to IPC$ on the server if
 655                                  * we do not already have one
 656                                  */
 657                                 srv = SMBC_server(frame, context, True,
 658                                                   buserver, "IPC$",
 659                                                   &workgroup,
 660                                                   &user, &password);
 661                                 if (!srv) {
 662                                         DEBUG(0, ("got no contact to IPC$\n"));
 663                                         if (dir) {
 664                                                 SAFE_FREE(dir->fname);
 665                                                 SAFE_FREE(dir);
 666                                         }
 667                                         TALLOC_FREE(frame);
 668                                         return NULL;
 669
 670                                 }
 671
 672                                 dir->srv = srv;
 673
 674                                 /* Now, list the servers ... */
 675                                 if (!cli_NetServerEnum(srv->cli, wgroup,
 676                                                        0x0000FFFE, list_fn,
 677                                                        (void *)dir)) {
 678
 679                                         if (dir) {
 680                                                 SAFE_FREE(dir->fname);
 681                                                 SAFE_FREE(dir);
 682                                         }
 683                                         TALLOC_FREE(frame);
 684                                         return NULL;
 685                                 }
 686                         } else if (srv ||
 687                                    (resolve_name(server, &rem_ss, 0x20, false))) {
 688
 689                                 /*
 690                                  * If we hadn't found the server, get one now
 691                                  */
 692                                 if (!srv) {
 693                                         srv = SMBC_server(frame, context, True,
 694                                                           server, "IPC$",
 695                                                           &workgroup,
 696                                                           &user, &password);
 697                                 }
 698
 699                                 if (!srv) {
 700                                         if (dir) {
 701                                                 SAFE_FREE(dir->fname);
 702                                                 SAFE_FREE(dir);
 703                                         }
 704                                         TALLOC_FREE(frame);
 705                                         return NULL;
 706
 707                                 }
 708
 709                                 dir->dir_type = SMBC_FILE_SHARE;
 710                                 dir->srv = srv;
 711
 712                                 /* List the shares ... */
 713
 714                                 if (net_share_enum_rpc(
 715                                             srv->cli,
 716                                             list_fn,
 717                                             (void *) dir) < 0 &&
 718                                     cli_RNetShareEnum(
 719                                             srv->cli,
 720                                             list_fn,
 721                                             (void *)dir) < 0) {
 722
 723                                         errno = cli_errno(srv->cli);
 724                                         if (dir) {
 725                                                 SAFE_FREE(dir->fname);
 726                                                 SAFE_FREE(dir);
 727                                         }
 728                                         TALLOC_FREE(frame);
 729                                         return NULL;
 730
 731                                 }
 732                         } else {
 733                                 /* Neither the workgroup nor server exists */
 734                                 errno = ECONNREFUSED;
 735                                 if (dir) {
 736                                         SAFE_FREE(dir->fname);
 737                                         SAFE_FREE(dir);
 738                                 }
 739                                 TALLOC_FREE(frame);
 740                                 return NULL;
 741                         }
 742
 743                 }
 744                 else {
 745                         /*
 746                          * The server and share are specified ... work from
 747                          * there ...
 748                          */
 749                         char *targetpath;
 750                         struct cli_state *targetcli;
 751
 752                         /* We connect to the server and list the directory */
 753                         dir->dir_type = SMBC_FILE_SHARE;
 754
 755                         srv = SMBC_server(frame, context, True, server, share,
 756                                           &workgroup, &user, &password);
 757
 758                         if (!srv) {
 759                                 if (dir) {
 760                                         SAFE_FREE(dir->fname);
 761                                         SAFE_FREE(dir);
 762                                 }
 763                                 TALLOC_FREE(frame);
 764                                 return NULL;
 765                         }
 766
 767                         dir->srv = srv;
 768
 769                         /* Now, list the files ... */
 770
 771                         p = path + strlen(path);
 772                         path = talloc_asprintf_append(path, "\\*");
 773                         if (!path) {
 774                                 if (dir) {
 775                                         SAFE_FREE(dir->fname);
 776                                         SAFE_FREE(dir);
 777                                 }
 778                                 TALLOC_FREE(frame);
 779                                 return NULL;
 780                         }
 781
 782                         if (!cli_resolve_path(frame, "", context->internal->auth_info,
 783                                                 srv->cli, path,
 784                                                 &targetcli, &targetpath)) {
 785                                 d_printf("Could not resolve %s\n", path);
 786                                 if (dir) {
 787                                         SAFE_FREE(dir->fname);
 788                                         SAFE_FREE(dir);
 789                                 }
 790                                 TALLOC_FREE(frame);
 791                                 return NULL;
 792                         }
 793
 794                         if (cli_list(targetcli, targetpath,
 795                                      aDIR | aSYSTEM | aHIDDEN,
 796                                      dir_list_fn, (void *)dir) < 0) {
 797
 798                                 if (dir) {
 799                                         SAFE_FREE(dir->fname);
 800                                         SAFE_FREE(dir);
 801                                 }
 802                                 saved_errno = SMBC_errno(context, targetcli);
 803
 804                                 if (saved_errno == EINVAL) {
 805                                         /*
 806                                          * See if they asked to opendir
 807                                          * something other than a directory.
 808                                          * If so, the converted error value we
 809                                          * got would have been EINVAL rather
 810                                          * than ENOTDIR.
 811                                          */
 812                                         *p = '\0'; /* restore original path */
 813
 814                                         if (SMBC_getatr(context, srv, path,
 815                                                         &mode, NULL,
 816                                                         NULL, NULL, NULL, NULL,
 817                                                         NULL) &&
 818                                             ! IS_DOS_DIR(mode)) {
 819
 820                                                 /* It is.  Correct the error value */
 821                                                 saved_errno = ENOTDIR;
 822                                         }
 823                                 }
 824
 825                                 /*
 826                                  * If there was an error and the server is no
 827                                  * good any more...
 828                                  */
 829                                 if (cli_is_error(targetcli) &&
 830                                     smbc_getFunctionCheckServer(context)(context, srv)) {
 831
 832                                         /* ... then remove it. */
 833                                         if (smbc_getFunctionRemoveUnusedServer(context)(context,
 834                                                                                         srv)) {
 835                                                 /*
 836                                                  * We could not remove the
 837                                                  * server completely, remove
 838                                                  * it from the cache so we
 839                                                  * will not get it again. It
 840                                                  * will be removed when the
 841                                                  * last file/dir is closed.
 842                                                  */
 843                                                 smbc_getFunctionRemoveCachedServer(context)(context, srv);
 844                                         }
 845                                 }
 846
 847                                 errno = saved_errno;
 848                                 TALLOC_FREE(frame);
 849                                 return NULL;
 850                         }
 851                 }
 852
 853         }
 854
 855         DLIST_ADD(context->internal->files, dir);
 856         TALLOC_FREE(frame);
 857         return dir;
 858
 859 }
 860
 861 /*
 862  * Routine to close a directory
 863  */
 864
 865 int
 866 SMBC_closedir_ctx(SMBCCTX *context,
 867                   SMBCFILE *dir)
 868 {
 869         TALLOC_CTX *frame = talloc_stackframe();
 870
 871         if (!context || !context->internal->initialized) {
 872                 errno = EINVAL;
 873                 TALLOC_FREE(frame);
 874                 return -1;
 875         }
 876
 877         if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
 878                 errno = EBADF;
 879                 TALLOC_FREE(frame);
 880                 return -1;
 881         }
 882
 883         remove_dir(dir); /* Clean it up */
 884
 885         DLIST_REMOVE(context->internal->files, dir);
 886
 887         if (dir) {
 888
 889                 SAFE_FREE(dir->fname);
 890                 SAFE_FREE(dir);    /* Free the space too */
 891         }
 892
 893         TALLOC_FREE(frame);
 894         return 0;
 895
 896 }
 897
 898 static void
 899 smbc_readdir_internal(SMBCCTX * context,
 900                       struct smbc_dirent *dest,
 901                       struct smbc_dirent *src,
 902                       int max_namebuf_len)
 903 {
 904         if (smbc_getOptionUrlEncodeReaddirEntries(context)) {
 905
 906                 /* url-encode the name.  get back remaining buffer space */
 907                 max_namebuf_len =
 908                         smbc_urlencode(dest->name, src->name, max_namebuf_len);
 909
 910                 /* We now know the name length */
 911                 dest->namelen = strlen(dest->name);
 912
 913                 /* Save the pointer to the beginning of the comment */
 914                 dest->comment = dest->name + dest->namelen + 1;
 915
 916                 /* Copy the comment */
 917                 strncpy(dest->comment, src->comment, max_namebuf_len - 1);
 918                 dest->comment[max_namebuf_len - 1] = '\0';
 919
 920                 /* Save other fields */
 921                 dest->smbc_type = src->smbc_type;
 922                 dest->commentlen = strlen(dest->comment);
 923                 dest->dirlen = ((dest->comment + dest->commentlen + 1) -
 924                                 (char *) dest);
 925         } else {
 926
 927                 /* No encoding.  Just copy the entry as is. */
 928                 memcpy(dest, src, src->dirlen);
 929                 dest->comment = (char *)(&dest->name + src->namelen + 1);
 930         }
 931
 932 }
 933
 934 /*
 935  * Routine to get a directory entry
 936  */
 937
 938 struct smbc_dirent *
 939 SMBC_readdir_ctx(SMBCCTX *context,
 940                  SMBCFILE *dir)
 941 {
 942         int maxlen;
 943         struct smbc_dirent *dirp, *dirent;
 944         TALLOC_CTX *frame = talloc_stackframe();
 945
 946         /* Check that all is ok first ... */
 947
 948         if (!context || !context->internal->initialized) {
 949
 950                 errno = EINVAL;
 951                 DEBUG(0, ("Invalid context in SMBC_readdir_ctx()\n"));
 952                 TALLOC_FREE(frame);
 953                 return NULL;
 954
 955         }
 956
 957         if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
 958
 959                 errno = EBADF;
 960                 DEBUG(0, ("Invalid dir in SMBC_readdir_ctx()\n"));
 961                 TALLOC_FREE(frame);
 962                 return NULL;
 963
 964         }
 965
 966         if (dir->file != False) { /* FIXME, should be dir, perhaps */
 967
 968                 errno = ENOTDIR;
 969                 DEBUG(0, ("Found file vs directory in SMBC_readdir_ctx()\n"));
 970                 TALLOC_FREE(frame);
 971                 return NULL;
 972
 973         }
 974
 975         if (!dir->dir_next) {
 976                 TALLOC_FREE(frame);
 977                 return NULL;
 978         }
 979
 980         dirent = dir->dir_next->dirent;
 981         if (!dirent) {
 982
 983                 errno = ENOENT;
 984                 TALLOC_FREE(frame);
 985                 return NULL;
 986
 987         }
 988
 989         dirp = &context->internal->dirent;
 990         maxlen = sizeof(context->internal->_dirent_name);
 991
 992         smbc_readdir_internal(context, dirp, dirent, maxlen);
 993
 994         dir->dir_next = dir->dir_next->next;
 995
 996         TALLOC_FREE(frame);
 997         return dirp;
 998 }
 999
1000 /*
1001  * Routine to get directory entries
1002  */
1003
1004 int
1005 SMBC_getdents_ctx(SMBCCTX *context,
1006                   SMBCFILE *dir,
1007                   struct smbc_dirent *dirp,
1008                   int count)
1009 {
1010         int rem = count;
1011         int reqd;
1012         int maxlen;
1013         char *ndir = (char *)dirp;
1014         struct smbc_dir_list *dirlist;
1015         TALLOC_CTX *frame = talloc_stackframe();
1016
1017         /* Check that all is ok first ... */
1018
1019         if (!context || !context->internal->initialized) {
1020
1021                 errno = EINVAL;
1022                 TALLOC_FREE(frame);
1023                 return -1;
1024
1025         }
1026
1027         if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1028
1029                 errno = EBADF;
1030                 TALLOC_FREE(frame);
1031                 return -1;
1032
1033         }
1034
1035         if (dir->file != False) { /* FIXME, should be dir, perhaps */
1036
1037                 errno = ENOTDIR;
1038                 TALLOC_FREE(frame);
1039                 return -1;
1040
1041         }
1042
1043         /*
1044          * Now, retrieve the number of entries that will fit in what was passed
1045          * We have to figure out if the info is in the list, or we need to
1046          * send a request to the server to get the info.
1047          */
1048
1049         while ((dirlist = dir->dir_next)) {
1050                 struct smbc_dirent *dirent;
1051
1052                 if (!dirlist->dirent) {
1053
1054                         errno = ENOENT;  /* Bad error */
1055                         TALLOC_FREE(frame);
1056                         return -1;
1057
1058                 }
1059
1060                 /* Do urlencoding of next entry, if so selected */
1061                 dirent = &context->internal->dirent;
1062                 maxlen = sizeof(context->internal->_dirent_name);
1063                 smbc_readdir_internal(context, dirent,
1064                                       dirlist->dirent, maxlen);
1065
1066                 reqd = dirent->dirlen;
1067
1068                 if (rem < reqd) {
1069
1070                         if (rem < count) { /* We managed to copy something */
1071
1072                                 errno = 0;
1073                                 TALLOC_FREE(frame);
1074                                 return count - rem;
1075
1076                         }
1077                         else { /* Nothing copied ... */
1078
1079                                 errno = EINVAL;  /* Not enough space ... */
1080                                 TALLOC_FREE(frame);
1081                                 return -1;
1082
1083                         }
1084
1085                 }
1086
1087                 memcpy(ndir, dirent, reqd); /* Copy the data in ... */
1088
1089                 ((struct smbc_dirent *)ndir)->comment =
1090                         (char *)(&((struct smbc_dirent *)ndir)->name +
1091                                  dirent->namelen +
1092                                  1);
1093
1094                 ndir += reqd;
1095
1096                 rem -= reqd;
1097
1098                 dir->dir_next = dirlist = dirlist -> next;
1099         }
1100
1101         TALLOC_FREE(frame);
1102
1103         if (rem == count)
1104                 return 0;
1105         else
1106                 return count - rem;
1107
1108 }
1109
1110 /*
1111  * Routine to create a directory ...
1112  */
1113
1114 int
1115 SMBC_mkdir_ctx(SMBCCTX *context,
1116                const char *fname,
1117                mode_t mode)
1118 {
1119         SMBCSRV *srv = NULL;
1120         char *server = NULL;
1121         char *share = NULL;
1122         char *user = NULL;
1123         char *password = NULL;
1124         char *workgroup = NULL;
1125         char *path = NULL;
1126         char *targetpath = NULL;
1127         struct cli_state *targetcli = NULL;
1128         TALLOC_CTX *frame = talloc_stackframe();
1129
1130         if (!context || !context->internal->initialized) {
1131                 errno = EINVAL;
1132                 TALLOC_FREE(frame);
1133                 return -1;
1134         }
1135
1136         if (!fname) {
1137                 errno = EINVAL;
1138                 TALLOC_FREE(frame);
1139                 return -1;
1140         }
1141
1142         DEBUG(4, ("smbc_mkdir(%s)\n", fname));
1143
1144         if (SMBC_parse_path(frame,
1145                             context,
1146                             fname,
1147                             &workgroup,
1148                             &server,
1149                             &share,
1150                             &path,
1151                             &user,
1152                             &password,
1153                             NULL)) {
1154                 errno = EINVAL;
1155                 TALLOC_FREE(frame);
1156                 return -1;
1157         }
1158
1159         if (!user || user[0] == (char)0) {
1160                 user = talloc_strdup(frame, smbc_getUser(context));
1161                 if (!user) {
1162                         errno = ENOMEM;
1163                         TALLOC_FREE(frame);
1164                         return -1;
1165                 }
1166         }
1167
1168         srv = SMBC_server(frame, context, True,
1169                           server, share, &workgroup, &user, &password);
1170
1171         if (!srv) {
1172
1173                 TALLOC_FREE(frame);
1174                 return -1;  /* errno set by SMBC_server */
1175
1176         }
1177
1178         /*d_printf(">>>mkdir: resolving %s\n", path);*/
1179         if (!cli_resolve_path(frame, "", context->internal->auth_info,
1180                                 srv->cli, path,
1181                                 &targetcli, &targetpath)) {
1182                 d_printf("Could not resolve %s\n", path);
1183                 errno = ENOENT;
1184                 TALLOC_FREE(frame);
1185                 return -1;
1186         }
1187         /*d_printf(">>>mkdir: resolved path as %s\n", targetpath);*/
1188
1189         if (!NT_STATUS_IS_OK(cli_mkdir(targetcli, targetpath))) {
1190                 errno = SMBC_errno(context, targetcli);
1191                 TALLOC_FREE(frame);
1192                 return -1;
1193
1194         }
1195
1196         TALLOC_FREE(frame);
1197         return 0;
1198
1199 }
1200
1201 /*
1202  * Our list function simply checks to see if a directory is not empty
1203  */
1204
1205 static void
1206 rmdir_list_fn(const char *mnt,
1207               file_info *finfo,
1208               const char *mask,
1209               void *state)
1210 {
1211         if (strncmp(finfo->name, ".", 1) != 0 &&
1212             strncmp(finfo->name, "..", 2) != 0) {
1213                 bool *smbc_rmdir_dirempty = (bool *)state;
1214                 *smbc_rmdir_dirempty = false;
1215         }
1216 }
1217
1218 /*
1219  * Routine to remove a directory
1220  */
1221
1222 int
1223 SMBC_rmdir_ctx(SMBCCTX *context,
1224                const char *fname)
1225 {
1226         SMBCSRV *srv = NULL;
1227         char *server = NULL;
1228         char *share = NULL;
1229         char *user = NULL;
1230         char *password = NULL;
1231         char *workgroup = NULL;
1232         char *path = NULL;
1233         char *targetpath = NULL;
1234         struct cli_state *targetcli = NULL;
1235         TALLOC_CTX *frame = talloc_stackframe();
1236
1237         if (!context || !context->internal->initialized) {
1238                 errno = EINVAL;
1239                 TALLOC_FREE(frame);
1240                 return -1;
1241         }
1242
1243         if (!fname) {
1244                 errno = EINVAL;
1245                 TALLOC_FREE(frame);
1246                 return -1;
1247         }
1248
1249         DEBUG(4, ("smbc_rmdir(%s)\n", fname));
1250
1251         if (SMBC_parse_path(frame,
1252                             context,
1253                             fname,
1254                             &workgroup,
1255                             &server,
1256                             &share,
1257                             &path,
1258                             &user,
1259                             &password,
1260                             NULL)) {
1261                 errno = EINVAL;
1262                 TALLOC_FREE(frame);
1263                 return -1;
1264         }
1265
1266         if (!user || user[0] == (char)0) {
1267                 user = talloc_strdup(frame, smbc_getUser(context));
1268                 if (!user) {
1269                         errno = ENOMEM;
1270                         TALLOC_FREE(frame);
1271                         return -1;
1272                 }
1273         }
1274
1275         srv = SMBC_server(frame, context, True,
1276                           server, share, &workgroup, &user, &password);
1277
1278         if (!srv) {
1279
1280                 TALLOC_FREE(frame);
1281                 return -1;  /* errno set by SMBC_server */
1282
1283         }
1284
1285         /*d_printf(">>>rmdir: resolving %s\n", path);*/
1286         if (!cli_resolve_path(frame, "", context->internal->auth_info,
1287                                 srv->cli, path,
1288                                 &targetcli, &targetpath)) {
1289                 d_printf("Could not resolve %s\n", path);
1290                 errno = ENOENT;
1291                 TALLOC_FREE(frame);
1292                 return -1;
1293         }
1294         /*d_printf(">>>rmdir: resolved path as %s\n", targetpath);*/
1295
1296         if (!NT_STATUS_IS_OK(cli_rmdir(targetcli, targetpath))) {
1297
1298                 errno = SMBC_errno(context, targetcli);
1299
1300                 if (errno == EACCES) {  /* Check if the dir empty or not */
1301
1302                         /* Local storage to avoid buffer overflows */
1303                         char *lpath;
1304                         bool smbc_rmdir_dirempty = true;
1305
1306                         lpath = talloc_asprintf(frame, "%s\\*",
1307                                                 targetpath);
1308                         if (!lpath) {
1309                                 errno = ENOMEM;
1310                                 TALLOC_FREE(frame);
1311                                 return -1;
1312                         }
1313
1314                         if (cli_list(targetcli, lpath,
1315                                      aDIR | aSYSTEM | aHIDDEN,
1316                                      rmdir_list_fn,
1317                                      &smbc_rmdir_dirempty) < 0) {
1318
1319                                 /* Fix errno to ignore latest error ... */
1320                                 DEBUG(5, ("smbc_rmdir: "
1321                                           "cli_list returned an error: %d\n",
1322                                           SMBC_errno(context, targetcli)));
1323                                 errno = EACCES;
1324
1325                         }
1326
1327                         if (smbc_rmdir_dirempty)
1328                                 errno = EACCES;
1329                         else
1330                                 errno = ENOTEMPTY;
1331
1332                 }
1333
1334                 TALLOC_FREE(frame);
1335                 return -1;
1336
1337         }
1338
1339         TALLOC_FREE(frame);
1340         return 0;
1341
1342 }
1343
1344 /*
1345  * Routine to return the current directory position
1346  */
1347
1348 off_t
1349 SMBC_telldir_ctx(SMBCCTX *context,
1350                  SMBCFILE *dir)
1351 {
1352         TALLOC_CTX *frame = talloc_stackframe();
1353
1354         if (!context || !context->internal->initialized) {
1355
1356                 errno = EINVAL;
1357                 TALLOC_FREE(frame);
1358                 return -1;
1359
1360         }
1361
1362         if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1363
1364                 errno = EBADF;
1365                 TALLOC_FREE(frame);
1366                 return -1;
1367
1368         }
1369
1370         if (dir->file != False) { /* FIXME, should be dir, perhaps */
1371
1372                 errno = ENOTDIR;
1373                 TALLOC_FREE(frame);
1374                 return -1;
1375
1376         }
1377
1378         /* See if we're already at the end. */
1379         if (dir->dir_next == NULL) {
1380                 /* We are. */
1381                 TALLOC_FREE(frame);
1382                 return -1;
1383         }
1384
1385         /*
1386          * We return the pointer here as the offset
1387          */
1388         TALLOC_FREE(frame);
1389         return (off_t)(long)dir->dir_next->dirent;
1390 }
1391
1392 /*
1393  * A routine to run down the list and see if the entry is OK
1394  */
1395
1396 static struct smbc_dir_list *
1397 check_dir_ent(struct smbc_dir_list *list,
1398               struct smbc_dirent *dirent)
1399 {
1400
1401         /* Run down the list looking for what we want */
1402
1403         if (dirent) {
1404
1405                 struct smbc_dir_list *tmp = list;
1406
1407                 while (tmp) {
1408
1409                         if (tmp->dirent == dirent)
1410                                 return tmp;
1411
1412                         tmp = tmp->next;
1413
1414                 }
1415
1416         }
1417
1418         return NULL;  /* Not found, or an error */
1419
1420 }
1421
1422
1423 /*
1424  * Routine to seek on a directory
1425  */
1426
1427 int
1428 SMBC_lseekdir_ctx(SMBCCTX *context,
1429                   SMBCFILE *dir,
1430                   off_t offset)
1431 {
1432         long int l_offset = offset;  /* Handle problems of size */
1433         struct smbc_dirent *dirent = (struct smbc_dirent *)l_offset;
1434         struct smbc_dir_list *list_ent = (struct smbc_dir_list *)NULL;
1435         TALLOC_CTX *frame = talloc_stackframe();
1436
1437         if (!context || !context->internal->initialized) {
1438
1439                 errno = EINVAL;
1440                 TALLOC_FREE(frame);
1441                 return -1;
1442
1443         }
1444
1445         if (dir->file != False) { /* FIXME, should be dir, perhaps */
1446
1447                 errno = ENOTDIR;
1448                 TALLOC_FREE(frame);
1449                 return -1;
1450
1451         }
1452
1453         /* Now, check what we were passed and see if it is OK ... */
1454
1455         if (dirent == NULL) {  /* Seek to the begining of the list */
1456
1457                 dir->dir_next = dir->dir_list;
1458                 TALLOC_FREE(frame);
1459                 return 0;
1460
1461         }
1462
1463         if (offset == -1) {     /* Seek to the end of the list */
1464                 dir->dir_next = NULL;
1465                 TALLOC_FREE(frame);
1466                 return 0;
1467         }
1468
1469         /* Now, run down the list and make sure that the entry is OK       */
1470         /* This may need to be changed if we change the format of the list */
1471
1472         if ((list_ent = check_dir_ent(dir->dir_list, dirent)) == NULL) {
1473                 errno = EINVAL;   /* Bad entry */
1474                 TALLOC_FREE(frame);
1475                 return -1;
1476         }
1477
1478         dir->dir_next = list_ent;
1479
1480         TALLOC_FREE(frame);
1481         return 0;
1482 }
1483
1484 /*
1485  * Routine to fstat a dir
1486  */
1487
1488 int
1489 SMBC_fstatdir_ctx(SMBCCTX *context,
1490                   SMBCFILE *dir,
1491                   struct stat *st)
1492 {
1493
1494         if (!context || !context->internal->initialized) {
1495
1496                 errno = EINVAL;
1497                 return -1;
1498         }
1499
1500         /* No code yet ... */
1501         return 0;
1502 }
1503
1504 int
1505 SMBC_chmod_ctx(SMBCCTX *context,
1506                const char *fname,
1507                mode_t newmode)
1508 {
1509         SMBCSRV *srv = NULL;
1510         char *server = NULL;
1511         char *share = NULL;
1512         char *user = NULL;
1513         char *password = NULL;
1514         char *workgroup = NULL;
1515         char *targetpath = NULL;
1516         struct cli_state *targetcli = NULL;
1517         char *path = NULL;
1518         uint16 mode;
1519         TALLOC_CTX *frame = talloc_stackframe();
1520
1521         if (!context || !context->internal->initialized) {
1522
1523                 errno = EINVAL;  /* Best I can think of ... */
1524                 TALLOC_FREE(frame);
1525                 return -1;
1526         }
1527
1528         if (!fname) {
1529                 errno = EINVAL;
1530                 TALLOC_FREE(frame);
1531                 return -1;
1532         }
1533
1534         DEBUG(4, ("smbc_chmod(%s, 0%3o)\n", fname, (unsigned int)newmode));
1535
1536         if (SMBC_parse_path(frame,
1537                             context,
1538                             fname,
1539                             &workgroup,
1540                             &server,
1541                             &share,
1542                             &path,
1543                             &user,
1544                             &password,
1545                             NULL)) {
1546                 errno = EINVAL;
1547                 TALLOC_FREE(frame);
1548                 return -1;
1549         }
1550
1551         if (!user || user[0] == (char)0) {
1552                 user = talloc_strdup(frame, smbc_getUser(context));
1553                 if (!user) {
1554                         errno = ENOMEM;
1555                         TALLOC_FREE(frame);
1556                         return -1;
1557                 }
1558         }
1559
1560         srv = SMBC_server(frame, context, True,
1561                           server, share, &workgroup, &user, &password);
1562
1563         if (!srv) {
1564                 TALLOC_FREE(frame);
1565                 return -1;  /* errno set by SMBC_server */
1566         }
1567
1568         /*d_printf(">>>unlink: resolving %s\n", path);*/
1569         if (!cli_resolve_path(frame, "", context->internal->auth_info,
1570                                 srv->cli, path,
1571                                 &targetcli, &targetpath)) {
1572                 d_printf("Could not resolve %s\n", path);
1573                 errno = ENOENT;
1574                 TALLOC_FREE(frame);
1575                 return -1;
1576         }
1577
1578         mode = 0;
1579
1580         if (!(newmode & (S_IWUSR | S_IWGRP | S_IWOTH))) mode |= aRONLY;
1581         if ((newmode & S_IXUSR) && lp_map_archive(-1)) mode |= aARCH;
1582         if ((newmode & S_IXGRP) && lp_map_system(-1)) mode |= aSYSTEM;
1583         if ((newmode & S_IXOTH) && lp_map_hidden(-1)) mode |= aHIDDEN;
1584
1585         if (!NT_STATUS_IS_OK(cli_setatr(targetcli, targetpath, mode, 0))) {
1586                 errno = SMBC_errno(context, targetcli);
1587                 TALLOC_FREE(frame);
1588                 return -1;
1589         }
1590
1591         TALLOC_FREE(frame);
1592         return 0;
1593 }
1594
1595 int
1596 SMBC_utimes_ctx(SMBCCTX *context,
1597                 const char *fname,
1598                 struct timeval *tbuf)
1599 {
1600         SMBCSRV *srv = NULL;
1601         char *server = NULL;
1602         char *share = NULL;
1603         char *user = NULL;
1604         char *password = NULL;
1605         char *workgroup = NULL;
1606         char *path = NULL;
1607         time_t access_time;
1608         time_t write_time;
1609         TALLOC_CTX *frame = talloc_stackframe();
1610
1611         if (!context || !context->internal->initialized) {
1612
1613                 errno = EINVAL;  /* Best I can think of ... */
1614                 TALLOC_FREE(frame);
1615                 return -1;
1616         }
1617
1618         if (!fname) {
1619                 errno = EINVAL;
1620                 TALLOC_FREE(frame);
1621                 return -1;
1622         }
1623
1624         if (tbuf == NULL) {
1625                 access_time = write_time = time(NULL);
1626         } else {
1627                 access_time = tbuf[0].tv_sec;
1628                 write_time = tbuf[1].tv_sec;
1629         }
1630
1631         if (DEBUGLVL(4)) {
1632                 char *p;
1633                 char atimebuf[32];
1634                 char mtimebuf[32];
1635
1636                 strncpy(atimebuf, ctime(&access_time), sizeof(atimebuf) - 1);
1637                 atimebuf[sizeof(atimebuf) - 1] = '\0';
1638                 if ((p = strchr(atimebuf, '\n')) != NULL) {
1639                         *p = '\0';
1640                 }
1641
1642                 strncpy(mtimebuf, ctime(&write_time), sizeof(mtimebuf) - 1);
1643                 mtimebuf[sizeof(mtimebuf) - 1] = '\0';
1644                 if ((p = strchr(mtimebuf, '\n')) != NULL) {
1645                         *p = '\0';
1646                 }
1647
1648                 dbgtext("smbc_utimes(%s, atime = %s mtime = %s)\n",
1649                         fname, atimebuf, mtimebuf);
1650         }
1651
1652         if (SMBC_parse_path(frame,
1653                             context,
1654                             fname,
1655                             &workgroup,
1656                             &server,
1657                             &share,
1658                             &path,
1659                             &user,
1660                             &password,
1661                             NULL)) {
1662                 errno = EINVAL;
1663                 TALLOC_FREE(frame);
1664                 return -1;
1665         }
1666
1667         if (!user || user[0] == (char)0) {
1668                 user = talloc_strdup(frame, smbc_getUser(context));
1669                 if (!user) {
1670                         errno = ENOMEM;
1671                         TALLOC_FREE(frame);
1672                         return -1;
1673                 }
1674         }
1675
1676         srv = SMBC_server(frame, context, True,
1677                           server, share, &workgroup, &user, &password);
1678
1679         if (!srv) {
1680                 TALLOC_FREE(frame);
1681                 return -1;      /* errno set by SMBC_server */
1682         }
1683
1684         if (!SMBC_setatr(context, srv, path,
1685                          0, access_time, write_time, 0, 0)) {
1686                 TALLOC_FREE(frame);
1687                 return -1;      /* errno set by SMBC_setatr */
1688         }
1689
1690         TALLOC_FREE(frame);
1691         return 0;
1692 }
1693
1694 /*
1695  * Routine to unlink() a file
1696  */
1697
1698 int
1699 SMBC_unlink_ctx(SMBCCTX *context,
1700                 const char *fname)
1701 {
1702         char *server = NULL;
1703         char *share = NULL;
1704         char *user = NULL;
1705         char *password = NULL;
1706         char *workgroup = NULL;
1707         char *path = NULL;
1708         char *targetpath = NULL;
1709         struct cli_state *targetcli = NULL;
1710         SMBCSRV *srv = NULL;
1711         TALLOC_CTX *frame = talloc_stackframe();
1712
1713         if (!context || !context->internal->initialized) {
1714
1715                 errno = EINVAL;  /* Best I can think of ... */
1716                 TALLOC_FREE(frame);
1717                 return -1;
1718
1719         }
1720
1721         if (!fname) {
1722                 errno = EINVAL;
1723                 TALLOC_FREE(frame);
1724                 return -1;
1725
1726         }
1727
1728         if (SMBC_parse_path(frame,
1729                             context,
1730                             fname,
1731                             &workgroup,
1732                             &server,
1733                             &share,
1734                             &path,
1735                             &user,
1736                             &password,
1737                             NULL)) {
1738                 errno = EINVAL;
1739                 TALLOC_FREE(frame);
1740                 return -1;
1741         }
1742
1743         if (!user || user[0] == (char)0) {
1744                 user = talloc_strdup(frame, smbc_getUser(context));
1745                 if (!user) {
1746                         errno = ENOMEM;
1747                         TALLOC_FREE(frame);
1748                         return -1;
1749                 }
1750         }
1751
1752         srv = SMBC_server(frame, context, True,
1753                           server, share, &workgroup, &user, &password);
1754
1755         if (!srv) {
1756                 TALLOC_FREE(frame);
1757                 return -1;  /* SMBC_server sets errno */
1758
1759         }
1760
1761         /*d_printf(">>>unlink: resolving %s\n", path);*/
1762         if (!cli_resolve_path(frame, "", context->internal->auth_info,
1763                                 srv->cli, path,
1764                                 &targetcli, &targetpath)) {
1765                 d_printf("Could not resolve %s\n", path);
1766                 errno = ENOENT;
1767                 TALLOC_FREE(frame);
1768                 return -1;
1769         }
1770         /*d_printf(">>>unlink: resolved path as %s\n", targetpath);*/
1771
1772         if (!NT_STATUS_IS_OK(cli_unlink(targetcli, targetpath, aSYSTEM | aHIDDEN))) {
1773
1774                 errno = SMBC_errno(context, targetcli);
1775
1776                 if (errno == EACCES) { /* Check if the file is a directory */
1777
1778                         int saverr = errno;
1779                         SMB_OFF_T size = 0;
1780                         uint16 mode = 0;
1781                         struct timespec write_time_ts;
1782                         struct timespec access_time_ts;
1783                         struct timespec change_time_ts;
1784                         SMB_INO_T ino = 0;
1785
1786                         if (!SMBC_getatr(context, srv, path, &mode, &size,
1787                                          NULL,
1788                                          &access_time_ts,
1789                                          &write_time_ts,
1790                                          &change_time_ts,
1791                                          &ino)) {
1792
1793                                 /* Hmmm, bad error ... What? */
1794
1795                                 errno = SMBC_errno(context, targetcli);
1796                                 TALLOC_FREE(frame);
1797                                 return -1;
1798
1799                         }
1800                         else {
1801
1802                                 if (IS_DOS_DIR(mode))
1803                                         errno = EISDIR;
1804                                 else
1805                                         errno = saverr;  /* Restore this */
1806
1807                         }
1808                 }
1809
1810                 TALLOC_FREE(frame);
1811                 return -1;
1812
1813         }
1814
1815         TALLOC_FREE(frame);
1816         return 0;  /* Success ... */
1817
1818 }
1819
1820 /*
1821  * Routine to rename() a file
1822  */
1823
1824 int
1825 SMBC_rename_ctx(SMBCCTX *ocontext,
1826                 const char *oname,
1827                 SMBCCTX *ncontext,
1828                 const char *nname)
1829 {
1830         char *server1 = NULL;
1831         char *share1 = NULL;
1832         char *server2 = NULL;
1833         char *share2 = NULL;
1834         char *user1 = NULL;
1835         char *user2 = NULL;
1836         char *password1 = NULL;
1837         char *password2 = NULL;
1838         char *workgroup = NULL;
1839         char *path1 = NULL;
1840         char *path2 = NULL;
1841         char *targetpath1 = NULL;
1842         char *targetpath2 = NULL;
1843         struct cli_state *targetcli1 = NULL;
1844         struct cli_state *targetcli2 = NULL;
1845         SMBCSRV *srv = NULL;
1846         TALLOC_CTX *frame = talloc_stackframe();
1847
1848         if (!ocontext || !ncontext ||
1849             !ocontext->internal->initialized ||
1850             !ncontext->internal->initialized) {
1851
1852                 errno = EINVAL;  /* Best I can think of ... */
1853                 TALLOC_FREE(frame);
1854                 return -1;
1855         }
1856
1857         if (!oname || !nname) {
1858                 errno = EINVAL;
1859                 TALLOC_FREE(frame);
1860                 return -1;
1861         }
1862
1863         DEBUG(4, ("smbc_rename(%s,%s)\n", oname, nname));
1864
1865         if (SMBC_parse_path(frame,
1866                             ocontext,
1867                             oname,
1868                             &workgroup,
1869                             &server1,
1870                             &share1,
1871                             &path1,
1872                             &user1,
1873                             &password1,
1874                             NULL)) {
1875                 errno = EINVAL;
1876                 TALLOC_FREE(frame);
1877                 return -1;
1878         }
1879
1880         if (!user1 || user1[0] == (char)0) {
1881                 user1 = talloc_strdup(frame, smbc_getUser(ocontext));
1882                 if (!user1) {
1883                         errno = ENOMEM;
1884                         TALLOC_FREE(frame);
1885                         return -1;
1886                 }
1887         }
1888
1889         if (SMBC_parse_path(frame,
1890                             ncontext,
1891                             nname,
1892                             NULL,
1893                             &server2,
1894                             &share2,
1895                             &path2,
1896                             &user2,
1897                             &password2,
1898                             NULL)) {
1899                 errno = EINVAL;
1900                 TALLOC_FREE(frame);
1901                 return -1;
1902         }
1903
1904         if (!user2 || user2[0] == (char)0) {
1905                 user2 = talloc_strdup(frame, smbc_getUser(ncontext));
1906                 if (!user2) {
1907                         errno = ENOMEM;
1908                         TALLOC_FREE(frame);
1909                         return -1;
1910                 }
1911         }
1912
1913         if (strcmp(server1, server2) || strcmp(share1, share2) ||
1914             strcmp(user1, user2)) {
1915                 /* Can't rename across file systems, or users?? */
1916                 errno = EXDEV;
1917                 TALLOC_FREE(frame);
1918                 return -1;
1919         }
1920
1921         srv = SMBC_server(frame, ocontext, True,
1922                           server1, share1, &workgroup, &user1, &password1);
1923         if (!srv) {
1924                 TALLOC_FREE(frame);
1925                 return -1;
1926
1927         }
1928
1929         /* set the credentials to make DFS work */
1930         smbc_set_credentials_with_fallback(ocontext,
1931                                            workgroup,
1932                                            user1,
1933                                            password1);
1934
1935         /*d_printf(">>>rename: resolving %s\n", path1);*/
1936         if (!cli_resolve_path(frame, "", ocontext->internal->auth_info,
1937                                 srv->cli,
1938                                 path1,
1939                                 &targetcli1, &targetpath1)) {
1940                 d_printf("Could not resolve %s\n", path1);
1941                 errno = ENOENT;
1942                 TALLOC_FREE(frame);
1943                 return -1;
1944         }
1945
1946         /* set the credentials to make DFS work */
1947         smbc_set_credentials_with_fallback(ncontext,
1948                                            workgroup,
1949                                            user2,
1950                                            password2);
1951
1952         /*d_printf(">>>rename: resolved path as %s\n", targetpath1);*/
1953         /*d_printf(">>>rename: resolving %s\n", path2);*/
1954         if (!cli_resolve_path(frame, "", ncontext->internal->auth_info,
1955                                 srv->cli,
1956                                 path2,
1957                                 &targetcli2, &targetpath2)) {
1958                 d_printf("Could not resolve %s\n", path2);
1959                 errno = ENOENT;
1960                 TALLOC_FREE(frame);
1961                 return -1;
1962         }
1963         /*d_printf(">>>rename: resolved path as %s\n", targetpath2);*/
1964
1965         if (strcmp(targetcli1->desthost, targetcli2->desthost) ||
1966             strcmp(targetcli1->share, targetcli2->share))
1967         {
1968                 /* can't rename across file systems */
1969                 errno = EXDEV;
1970                 TALLOC_FREE(frame);
1971                 return -1;
1972         }
1973
1974         if (!NT_STATUS_IS_OK(cli_rename(targetcli1, targetpath1, targetpath2))) {
1975                 int eno = SMBC_errno(ocontext, targetcli1);
1976
1977                 if (eno != EEXIST ||
1978                     !NT_STATUS_IS_OK(cli_unlink(targetcli1, targetpath2, aSYSTEM | aHIDDEN)) ||
1979                     !NT_STATUS_IS_OK(cli_rename(targetcli1, targetpath1, targetpath2))) {
1980
1981                         errno = eno;
1982                         TALLOC_FREE(frame);
1983                         return -1;
1984
1985                 }
1986         }
1987
1988         TALLOC_FREE(frame);
1989         return 0; /* Success */
1990 }
1991