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         ENUM_HND enum_hnd;
 265         uint32 info_level = 1;
 266         uint32 preferred_len = 0xffffffff;
 267         uint32 type;
 268         SRV_SHARE_INFO_CTR ctr;
 269         fstring name = "";
 270         fstring comment = "";
 271         struct rpc_pipe_client *pipe_hnd;
 272         NTSTATUS nt_status;
 273
 274         /* Open the server service pipe */
 275         pipe_hnd = cli_rpc_pipe_open_noauth(cli, PI_SRVSVC, &nt_status);
 276         if (!pipe_hnd) {
 277                 DEBUG(1, ("net_share_enum_rpc pipe open fail!\n"));
 278                 return -1;
 279         }
 280
 281         /* Issue the NetShareEnum RPC call and retrieve the response */
 282         init_enum_hnd(&enum_hnd, 0);
 283         result = rpccli_srvsvc_net_share_enum(pipe_hnd,
 284                                               talloc_tos(),
 285                                               info_level,
 286                                               &ctr,
 287                                               preferred_len,
 288                                               &enum_hnd);
 289
 290         /* Was it successful? */
 291         if (!W_ERROR_IS_OK(result) || ctr.num_entries == 0) {
 292                 /*  Nope.  Go clean up. */
 293                 goto done;
 294         }
 295
 296         /* For each returned entry... */
 297         for (i = 0; i < ctr.num_entries; i++) {
 298
 299                 /* pull out the share name */
 300                 rpcstr_pull_unistr2_fstring(
 301                         name, &ctr.share.info1[i].info_1_str.uni_netname);
 302
 303                 /* pull out the share's comment */
 304                 rpcstr_pull_unistr2_fstring(
 305                         comment, &ctr.share.info1[i].info_1_str.uni_remark);
 306
 307                 /* Get the type value */
 308                 type = ctr.share.info1[i].info_1.type;
 309
 310                 /* Add this share to the list */
 311                 (*fn)(name, type, comment, state);
 312         }
 313
 314 done:
 315         /* Close the server service pipe */
 316         cli_rpc_pipe_close(pipe_hnd);
 317
 318         /* Tell 'em if it worked */
 319         return W_ERROR_IS_OK(result) ? 0 : -1;
 320 }
 321
 322
 323 /*
 324  * Verify that the options specified in a URL are valid
 325  */
 326 int
 327 SMBC_check_options(char *server,
 328                    char *share,
 329                    char *path,
 330                    char *options)
 331 {
 332         DEBUG(4, ("SMBC_check_options(): server='%s' share='%s' "
 333                   "path='%s' options='%s'\n",
 334                   server, share, path, options));
 335
 336         /* No options at all is always ok */
 337         if (! *options) return 0;
 338
 339         /* Currently, we don't support any options. */
 340         return -1;
 341 }
 342
 343
 344 SMBCFILE *
 345 SMBC_opendir_ctx(SMBCCTX *context,
 346                  const char *fname)
 347 {
 348         int saved_errno;
 349         char *server = NULL;
 350         char *share = NULL;
 351         char *user = NULL;
 352         char *password = NULL;
 353         char *options = NULL;
 354         char *workgroup = NULL;
 355         char *path = NULL;
 356         uint16 mode;
 357         char *p = NULL;
 358         SMBCSRV *srv  = NULL;
 359         SMBCFILE *dir = NULL;
 360         struct sockaddr_storage rem_ss;
 361         TALLOC_CTX *frame = talloc_stackframe();
 362
 363         if (!context || !context->internal->initialized) {
 364                 DEBUG(4, ("no valid context\n"));
 365                 errno = EINVAL + 8192;
 366                 TALLOC_FREE(frame);
 367                 return NULL;
 368
 369         }
 370
 371         if (!fname) {
 372                 DEBUG(4, ("no valid fname\n"));
 373                 errno = EINVAL + 8193;
 374                 TALLOC_FREE(frame);
 375                 return NULL;
 376         }
 377
 378         if (SMBC_parse_path(frame,
 379                             context,
 380                             fname,
 381                             &workgroup,
 382                             &server,
 383                             &share,
 384                             &path,
 385                             &user,
 386                             &password,
 387                             &options)) {
 388                 DEBUG(4, ("no valid path\n"));
 389                 errno = EINVAL + 8194;
 390                 TALLOC_FREE(frame);
 391                 return NULL;
 392         }
 393
 394         DEBUG(4, ("parsed path: fname='%s' server='%s' share='%s' "
 395                   "path='%s' options='%s'\n",
 396                   fname, server, share, path, options));
 397
 398         /* Ensure the options are valid */
 399         if (SMBC_check_options(server, share, path, options)) {
 400                 DEBUG(4, ("unacceptable options (%s)\n", options));
 401                 errno = EINVAL + 8195;
 402                 TALLOC_FREE(frame);
 403                 return NULL;
 404         }
 405
 406         if (!user || user[0] == (char)0) {
 407                 user = talloc_strdup(frame, context->config.user);
 408                 if (!user) {
 409                         errno = ENOMEM;
 410                         TALLOC_FREE(frame);
 411                         return NULL;
 412                 }
 413         }
 414
 415         dir = SMB_MALLOC_P(SMBCFILE);
 416
 417         if (!dir) {
 418                 errno = ENOMEM;
 419                 TALLOC_FREE(frame);
 420                 return NULL;
 421         }
 422
 423         ZERO_STRUCTP(dir);
 424
 425         dir->cli_fd   = 0;
 426         dir->fname    = SMB_STRDUP(fname);
 427         dir->srv      = NULL;
 428         dir->offset   = 0;
 429         dir->file     = False;
 430         dir->dir_list = dir->dir_next = dir->dir_end = NULL;
 431
 432         if (server[0] == (char)0) {
 433
 434                 int i;
 435                 int count;
 436                 int max_lmb_count;
 437                 struct ip_service *ip_list;
 438                 struct ip_service server_addr;
 439                 struct user_auth_info u_info;
 440
 441                 if (share[0] != (char)0 || path[0] != (char)0) {
 442
 443                         errno = EINVAL + 8196;
 444                         if (dir) {
 445                                 SAFE_FREE(dir->fname);
 446                                 SAFE_FREE(dir);
 447                         }
 448                         TALLOC_FREE(frame);
 449                         return NULL;
 450                 }
 451
 452                 /* Determine how many local master browsers to query */
 453                 max_lmb_count = (context->options.browse_max_lmb_count == 0
 454                                  ? INT_MAX
 455                                  : context->options.browse_max_lmb_count);
 456
 457                 memset(&u_info, '\0', sizeof(u_info));
 458                 u_info.username = talloc_strdup(frame,user);
 459                 u_info.password = talloc_strdup(frame,password);
 460                 if (!u_info.username || !u_info.password) {
 461                         if (dir) {
 462                                 SAFE_FREE(dir->fname);
 463                                 SAFE_FREE(dir);
 464                         }
 465                         TALLOC_FREE(frame);
 466                         return NULL;
 467                 }
 468
 469                 /*
 470                  * We have server and share and path empty but options
 471                  * requesting that we scan all master browsers for their list
 472                  * of workgroups/domains.  This implies that we must first try
 473                  * broadcast queries to find all master browsers, and if that
 474                  * doesn't work, then try our other methods which return only
 475                  * a single master browser.
 476                  */
 477
 478                 ip_list = NULL;
 479                 if (!NT_STATUS_IS_OK(name_resolve_bcast(MSBROWSE, 1, &ip_list,
 480                                                         &count)))
 481                 {
 482
 483                         SAFE_FREE(ip_list);
 484
 485                         if (!find_master_ip(workgroup, &server_addr.ss)) {
 486
 487                                 if (dir) {
 488                                         SAFE_FREE(dir->fname);
 489                                         SAFE_FREE(dir);
 490                                 }
 491                                 errno = ENOENT;
 492                                 TALLOC_FREE(frame);
 493                                 return NULL;
 494                         }
 495
 496                         ip_list = (struct ip_service *)memdup(
 497                                 &server_addr, sizeof(server_addr));
 498                         if (ip_list == NULL) {
 499                                 errno = ENOMEM;
 500                                 TALLOC_FREE(frame);
 501                                 return NULL;
 502                         }
 503                         count = 1;
 504                 }
 505
 506                 for (i = 0; i < count && i < max_lmb_count; i++) {
 507                         char addr[INET6_ADDRSTRLEN];
 508                         char *wg_ptr = NULL;
 509                         struct cli_state *cli = NULL;
 510
 511                         print_sockaddr(addr, sizeof(addr), &ip_list[i].ss);
 512                         DEBUG(99, ("Found master browser %d of %d: %s\n",
 513                                    i+1, MAX(count, max_lmb_count),
 514                                    addr));
 515
 516                         cli = get_ipc_connect_master_ip(talloc_tos(),
 517                                                         &ip_list[i],
 518                                                         &u_info,
 519                                                         &wg_ptr);
 520                         /* cli == NULL is the master browser refused to talk or
 521                            could not be found */
 522                         if (!cli) {
 523                                 continue;
 524                         }
 525
 526                         workgroup = talloc_strdup(frame, wg_ptr);
 527                         server = talloc_strdup(frame, cli->desthost);
 528
 529                         cli_shutdown(cli);
 530
 531                         if (!workgroup || !server) {
 532                                 errno = ENOMEM;
 533                                 TALLOC_FREE(frame);
 534                                 return NULL;
 535                         }
 536
 537                         DEBUG(4, ("using workgroup %s %s\n",
 538                                   workgroup, server));
 539
 540                         /*
 541                          * For each returned master browser IP address, get a
 542                          * connection to IPC$ on the server if we do not
 543                          * already have one, and determine the
 544                          * workgroups/domains that it knows about.
 545                          */
 546
 547                         srv = SMBC_server(frame, context, True, server, "IPC$",
 548                                           &workgroup, &user, &password);
 549                         if (!srv) {
 550                                 continue;
 551                         }
 552
 553                         dir->srv = srv;
 554                         dir->dir_type = SMBC_WORKGROUP;
 555
 556                         /* Now, list the stuff ... */
 557
 558                         if (!cli_NetServerEnum(srv->cli,
 559                                                workgroup,
 560                                                SV_TYPE_DOMAIN_ENUM,
 561                                                list_unique_wg_fn,
 562                                                (void *)dir)) {
 563                                 continue;
 564                         }
 565                 }
 566
 567                 SAFE_FREE(ip_list);
 568         } else {
 569                 /*
 570                  * Server not an empty string ... Check the rest and see what
 571                  * gives
 572                  */
 573                 if (*share == '\0') {
 574                         if (*path != '\0') {
 575
 576                                 /* Should not have empty share with path */
 577                                 errno = EINVAL + 8197;
 578                                 if (dir) {
 579                                         SAFE_FREE(dir->fname);
 580                                         SAFE_FREE(dir);
 581                                 }
 582                                 TALLOC_FREE(frame);
 583                                 return NULL;
 584
 585                         }
 586
 587                         /*
 588                          * We don't know if <server> is really a server name
 589                          * or is a workgroup/domain name.  If we already have
 590                          * a server structure for it, we'll use it.
 591                          * Otherwise, check to see if <server><1D>,
 592                          * <server><1B>, or <server><20> translates.  We check
 593                          * to see if <server> is an IP address first.
 594                          */
 595
 596                         /*
 597                          * See if we have an existing server.  Do not
 598                          * establish a connection if one does not already
 599                          * exist.
 600                          */
 601                         srv = SMBC_server(frame, context, False,
 602                                           server, "IPC$",
 603                                           &workgroup, &user, &password);
 604
 605                         /*
 606                          * If no existing server and not an IP addr, look for
 607                          * LMB or DMB
 608                          */
 609                         if (!srv &&
 610                             !is_ipaddress(server) &&
 611                             (resolve_name(server, &rem_ss, 0x1d) ||   /* LMB */
 612                              resolve_name(server, &rem_ss, 0x1b) )) { /* DMB */
 613
 614                                 fstring buserver;
 615
 616                                 dir->dir_type = SMBC_SERVER;
 617
 618                                 /*
 619                                  * Get the backup list ...
 620                                  */
 621                                 if (!name_status_find(server, 0, 0,
 622                                                       &rem_ss, buserver)) {
 623
 624                                         DEBUG(0,("Could not get name of "
 625                                                  "local/domain master browser "
 626                                                  "for server %s\n", server));
 627                                         if (dir) {
 628                                                 SAFE_FREE(dir->fname);
 629                                                 SAFE_FREE(dir);
 630                                         }
 631                                         errno = EPERM;
 632                                         TALLOC_FREE(frame);
 633                                         return NULL;
 634
 635                                 }
 636
 637                                 /*
 638                                  * Get a connection to IPC$ on the server if
 639                                  * we do not already have one
 640                                  */
 641                                 srv = SMBC_server(frame, context, True,
 642                                                   buserver, "IPC$",
 643                                                   &workgroup,
 644                                                   &user, &password);
 645                                 if (!srv) {
 646                                         DEBUG(0, ("got no contact to IPC$\n"));
 647                                         if (dir) {
 648                                                 SAFE_FREE(dir->fname);
 649                                                 SAFE_FREE(dir);
 650                                         }
 651                                         TALLOC_FREE(frame);
 652                                         return NULL;
 653
 654                                 }
 655
 656                                 dir->srv = srv;
 657
 658                                 /* Now, list the servers ... */
 659                                 if (!cli_NetServerEnum(srv->cli, server,
 660                                                        0x0000FFFE, list_fn,
 661                                                        (void *)dir)) {
 662
 663                                         if (dir) {
 664                                                 SAFE_FREE(dir->fname);
 665                                                 SAFE_FREE(dir);
 666                                         }
 667                                         TALLOC_FREE(frame);
 668                                         return NULL;
 669                                 }
 670                         } else if (srv ||
 671                                    (resolve_name(server, &rem_ss, 0x20))) {
 672
 673                                 /*
 674                                  * If we hadn't found the server, get one now
 675                                  */
 676                                 if (!srv) {
 677                                         srv = SMBC_server(frame, context, True,
 678                                                           server, "IPC$",
 679                                                           &workgroup,
 680                                                           &user, &password);
 681                                 }
 682
 683                                 if (!srv) {
 684                                         if (dir) {
 685                                                 SAFE_FREE(dir->fname);
 686                                                 SAFE_FREE(dir);
 687                                         }
 688                                         TALLOC_FREE(frame);
 689                                         return NULL;
 690
 691                                 }
 692
 693                                 dir->dir_type = SMBC_FILE_SHARE;
 694                                 dir->srv = srv;
 695
 696                                 /* List the shares ... */
 697
 698                                 if (net_share_enum_rpc(
 699                                             srv->cli,
 700                                             list_fn,
 701                                             (void *) dir) < 0 &&
 702                                     cli_RNetShareEnum(
 703                                             srv->cli,
 704                                             list_fn,
 705                                             (void *)dir) < 0) {
 706
 707                                         errno = cli_errno(srv->cli);
 708                                         if (dir) {
 709                                                 SAFE_FREE(dir->fname);
 710                                                 SAFE_FREE(dir);
 711                                         }
 712                                         TALLOC_FREE(frame);
 713                                         return NULL;
 714
 715                                 }
 716                         } else {
 717                                 /* Neither the workgroup nor server exists */
 718                                 errno = ECONNREFUSED;
 719                                 if (dir) {
 720                                         SAFE_FREE(dir->fname);
 721                                         SAFE_FREE(dir);
 722                                 }
 723                                 TALLOC_FREE(frame);
 724                                 return NULL;
 725                         }
 726
 727                 }
 728                 else {
 729                         /*
 730                          * The server and share are specified ... work from
 731                          * there ...
 732                          */
 733                         char *targetpath;
 734                         struct cli_state *targetcli;
 735
 736                         /* We connect to the server and list the directory */
 737                         dir->dir_type = SMBC_FILE_SHARE;
 738
 739                         srv = SMBC_server(frame, context, True, server, share,
 740                                           &workgroup, &user, &password);
 741
 742                         if (!srv) {
 743                                 if (dir) {
 744                                         SAFE_FREE(dir->fname);
 745                                         SAFE_FREE(dir);
 746                                 }
 747                                 TALLOC_FREE(frame);
 748                                 return NULL;
 749                         }
 750
 751                         dir->srv = srv;
 752
 753                         /* Now, list the files ... */
 754
 755                         p = path + strlen(path);
 756                         path = talloc_asprintf_append(path, "\\*");
 757                         if (!path) {
 758                                 if (dir) {
 759                                         SAFE_FREE(dir->fname);
 760                                         SAFE_FREE(dir);
 761                                 }
 762                                 TALLOC_FREE(frame);
 763                                 return NULL;
 764                         }
 765
 766                         if (!cli_resolve_path(frame, "", srv->cli, path,
 767                                               &targetcli, &targetpath)) {
 768                                 d_printf("Could not resolve %s\n", path);
 769                                 if (dir) {
 770                                         SAFE_FREE(dir->fname);
 771                                         SAFE_FREE(dir);
 772                                 }
 773                                 TALLOC_FREE(frame);
 774                                 return NULL;
 775                         }
 776
 777                         if (cli_list(targetcli, targetpath,
 778                                      aDIR | aSYSTEM | aHIDDEN,
 779                                      dir_list_fn, (void *)dir) < 0) {
 780
 781                                 if (dir) {
 782                                         SAFE_FREE(dir->fname);
 783                                         SAFE_FREE(dir);
 784                                 }
 785                                 saved_errno = SMBC_errno(context, targetcli);
 786
 787                                 if (saved_errno == EINVAL) {
 788                                         /*
 789                                          * See if they asked to opendir
 790                                          * something other than a directory.
 791                                          * If so, the converted error value we
 792                                          * got would have been EINVAL rather
 793                                          * than ENOTDIR.
 794                                          */
 795                                         *p = '\0'; /* restore original path */
 796
 797                                         if (SMBC_getatr(context, srv, path,
 798                                                         &mode, NULL,
 799                                                         NULL, NULL, NULL, NULL,
 800                                                         NULL) &&
 801                                             ! IS_DOS_DIR(mode)) {
 802
 803                                                 /* It is.  Correct the error value */
 804                                                 saved_errno = ENOTDIR;
 805                                         }
 806                                 }
 807
 808                                 /*
 809                                  * If there was an error and the server is no
 810                                  * good any more...
 811                                  */
 812                                 if (cli_is_error(targetcli) &&
 813                                     (context->server.check_server_fn)(context, srv)) {
 814
 815                                         /* ... then remove it. */
 816                                         if ((context->server.remove_unused_server_fn)(context,
 817                                                                                       srv)) {
 818                                                 /*
 819                                                  * We could not remove the
 820                                                  * server completely, remove
 821                                                  * it from the cache so we
 822                                                  * will not get it again. It
 823                                                  * will be removed when the
 824                                                  * last file/dir is closed.
 825                                                  */
 826                                                 (context->cache.remove_cached_server_fn)(context, srv);
 827                                         }
 828                                 }
 829
 830                                 errno = saved_errno;
 831                                 TALLOC_FREE(frame);
 832                                 return NULL;
 833                         }
 834                 }
 835
 836         }
 837
 838         DLIST_ADD(context->internal->files, dir);
 839         TALLOC_FREE(frame);
 840         return dir;
 841
 842 }
 843
 844 /*
 845  * Routine to close a directory
 846  */
 847
 848 int
 849 SMBC_closedir_ctx(SMBCCTX *context,
 850                   SMBCFILE *dir)
 851 {
 852         TALLOC_CTX *frame = talloc_stackframe();
 853
 854         if (!context || !context->internal->initialized) {
 855                 errno = EINVAL;
 856                 TALLOC_FREE(frame);
 857                 return -1;
 858         }
 859
 860         if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
 861                 errno = EBADF;
 862                 TALLOC_FREE(frame);
 863                 return -1;
 864         }
 865
 866         remove_dir(dir); /* Clean it up */
 867
 868         DLIST_REMOVE(context->internal->files, dir);
 869
 870         if (dir) {
 871
 872                 SAFE_FREE(dir->fname);
 873                 SAFE_FREE(dir);    /* Free the space too */
 874         }
 875
 876         TALLOC_FREE(frame);
 877         return 0;
 878
 879 }
 880
 881 static void
 882 smbc_readdir_internal(SMBCCTX * context,
 883                       struct smbc_dirent *dest,
 884                       struct smbc_dirent *src,
 885                       int max_namebuf_len)
 886 {
 887         if (context->options.urlencode_readdir_entries) {
 888
 889                 /* url-encode the name.  get back remaining buffer space */
 890                 max_namebuf_len =
 891                         SMBC_urlencode(dest->name, src->name, max_namebuf_len);
 892
 893                 /* We now know the name length */
 894                 dest->namelen = strlen(dest->name);
 895
 896                 /* Save the pointer to the beginning of the comment */
 897                 dest->comment = dest->name + dest->namelen + 1;
 898
 899                 /* Copy the comment */
 900                 strncpy(dest->comment, src->comment, max_namebuf_len - 1);
 901                 dest->comment[max_namebuf_len - 1] = '\0';
 902
 903                 /* Save other fields */
 904                 dest->smbc_type = src->smbc_type;
 905                 dest->commentlen = strlen(dest->comment);
 906                 dest->dirlen = ((dest->comment + dest->commentlen + 1) -
 907                                 (char *) dest);
 908         } else {
 909
 910                 /* No encoding.  Just copy the entry as is. */
 911                 memcpy(dest, src, src->dirlen);
 912                 dest->comment = (char *)(&dest->name + src->namelen + 1);
 913         }
 914
 915 }
 916
 917 /*
 918  * Routine to get a directory entry
 919  */
 920
 921 struct smbc_dirent *
 922 SMBC_readdir_ctx(SMBCCTX *context,
 923                  SMBCFILE *dir)
 924 {
 925         int maxlen;
 926         struct smbc_dirent *dirp, *dirent;
 927         TALLOC_CTX *frame = talloc_stackframe();
 928
 929         /* Check that all is ok first ... */
 930
 931         if (!context || !context->internal->initialized) {
 932
 933                 errno = EINVAL;
 934                 DEBUG(0, ("Invalid context in SMBC_readdir_ctx()\n"));
 935                 TALLOC_FREE(frame);
 936                 return NULL;
 937
 938         }
 939
 940         if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
 941
 942                 errno = EBADF;
 943                 DEBUG(0, ("Invalid dir in SMBC_readdir_ctx()\n"));
 944                 TALLOC_FREE(frame);
 945                 return NULL;
 946
 947         }
 948
 949         if (dir->file != False) { /* FIXME, should be dir, perhaps */
 950
 951                 errno = ENOTDIR;
 952                 DEBUG(0, ("Found file vs directory in SMBC_readdir_ctx()\n"));
 953                 TALLOC_FREE(frame);
 954                 return NULL;
 955
 956         }
 957
 958         if (!dir->dir_next) {
 959                 TALLOC_FREE(frame);
 960                 return NULL;
 961         }
 962
 963         dirent = dir->dir_next->dirent;
 964         if (!dirent) {
 965
 966                 errno = ENOENT;
 967                 TALLOC_FREE(frame);
 968                 return NULL;
 969
 970         }
 971
 972         dirp = (struct smbc_dirent *)context->internal->dirent;
 973         maxlen = (sizeof(context->internal->dirent) -
 974                   sizeof(struct smbc_dirent));
 975
 976         smbc_readdir_internal(context, dirp, dirent, maxlen);
 977
 978         dir->dir_next = dir->dir_next->next;
 979
 980         TALLOC_FREE(frame);
 981         return dirp;
 982 }
 983
 984 /*
 985  * Routine to get directory entries
 986  */
 987
 988 int
 989 SMBC_getdents_ctx(SMBCCTX *context,
 990                   SMBCFILE *dir,
 991                   struct smbc_dirent *dirp,
 992                   int count)
 993 {
 994         int rem = count;
 995         int reqd;
 996         int maxlen;
 997         char *ndir = (char *)dirp;
 998         struct smbc_dir_list *dirlist;
 999         TALLOC_CTX *frame = talloc_stackframe();
1000
1001         /* Check that all is ok first ... */
1002
1003         if (!context || !context->internal->initialized) {
1004
1005                 errno = EINVAL;
1006                 TALLOC_FREE(frame);
1007                 return -1;
1008
1009         }
1010
1011         if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1012
1013                 errno = EBADF;
1014                 TALLOC_FREE(frame);
1015                 return -1;
1016
1017         }
1018
1019         if (dir->file != False) { /* FIXME, should be dir, perhaps */
1020
1021                 errno = ENOTDIR;
1022                 TALLOC_FREE(frame);
1023                 return -1;
1024
1025         }
1026
1027         /*
1028          * Now, retrieve the number of entries that will fit in what was passed
1029          * We have to figure out if the info is in the list, or we need to
1030          * send a request to the server to get the info.
1031          */
1032
1033         while ((dirlist = dir->dir_next)) {
1034                 struct smbc_dirent *dirent;
1035
1036                 if (!dirlist->dirent) {
1037
1038                         errno = ENOENT;  /* Bad error */
1039                         TALLOC_FREE(frame);
1040                         return -1;
1041
1042                 }
1043
1044                 /* Do urlencoding of next entry, if so selected */
1045                 dirent = (struct smbc_dirent *)context->internal->dirent;
1046                 maxlen = (sizeof(context->internal->dirent) -
1047                           sizeof(struct smbc_dirent));
1048                 smbc_readdir_internal(context, dirent,
1049                                       dirlist->dirent, maxlen);
1050
1051                 reqd = dirent->dirlen;
1052
1053                 if (rem < reqd) {
1054
1055                         if (rem < count) { /* We managed to copy something */
1056
1057                                 errno = 0;
1058                                 TALLOC_FREE(frame);
1059                                 return count - rem;
1060
1061                         }
1062                         else { /* Nothing copied ... */
1063
1064                                 errno = EINVAL;  /* Not enough space ... */
1065                                 TALLOC_FREE(frame);
1066                                 return -1;
1067
1068                         }
1069
1070                 }
1071
1072                 memcpy(ndir, dirent, reqd); /* Copy the data in ... */
1073
1074                 ((struct smbc_dirent *)ndir)->comment =
1075                         (char *)(&((struct smbc_dirent *)ndir)->name +
1076                                  dirent->namelen +
1077                                  1);
1078
1079                 ndir += reqd;
1080
1081                 rem -= reqd;
1082
1083                 dir->dir_next = dirlist = dirlist -> next;
1084         }
1085
1086         TALLOC_FREE(frame);
1087
1088         if (rem == count)
1089                 return 0;
1090         else
1091                 return count - rem;
1092
1093 }
1094
1095 /*
1096  * Routine to create a directory ...
1097  */
1098
1099 int
1100 SMBC_mkdir_ctx(SMBCCTX *context,
1101                const char *fname,
1102                mode_t mode)
1103 {
1104         SMBCSRV *srv = NULL;
1105         char *server = NULL;
1106         char *share = NULL;
1107         char *user = NULL;
1108         char *password = NULL;
1109         char *workgroup = NULL;
1110         char *path = NULL;
1111         char *targetpath = NULL;
1112         struct cli_state *targetcli = NULL;
1113         TALLOC_CTX *frame = talloc_stackframe();
1114
1115         if (!context || !context->internal->initialized) {
1116                 errno = EINVAL;
1117                 TALLOC_FREE(frame);
1118                 return -1;
1119         }
1120
1121         if (!fname) {
1122                 errno = EINVAL;
1123                 TALLOC_FREE(frame);
1124                 return -1;
1125         }
1126
1127         DEBUG(4, ("smbc_mkdir(%s)\n", fname));
1128
1129         if (SMBC_parse_path(frame,
1130                             context,
1131                             fname,
1132                             &workgroup,
1133                             &server,
1134                             &share,
1135                             &path,
1136                             &user,
1137                             &password,
1138                             NULL)) {
1139                 errno = EINVAL;
1140                 TALLOC_FREE(frame);
1141                 return -1;
1142         }
1143
1144         if (!user || user[0] == (char)0) {
1145                 user = talloc_strdup(frame, context->config.user);
1146                 if (!user) {
1147                         errno = ENOMEM;
1148                         TALLOC_FREE(frame);
1149                         return -1;
1150                 }
1151         }
1152
1153         srv = SMBC_server(frame, context, True,
1154                           server, share, &workgroup, &user, &password);
1155
1156         if (!srv) {
1157
1158                 TALLOC_FREE(frame);
1159                 return -1;  /* errno set by SMBC_server */
1160
1161         }
1162
1163         /*d_printf(">>>mkdir: resolving %s\n", path);*/
1164         if (!cli_resolve_path(frame, "", srv->cli, path,
1165                               &targetcli, &targetpath)) {
1166                 d_printf("Could not resolve %s\n", path);
1167                 TALLOC_FREE(frame);
1168                 return -1;
1169         }
1170         /*d_printf(">>>mkdir: resolved path as %s\n", targetpath);*/
1171
1172         if (!cli_mkdir(targetcli, targetpath)) {
1173
1174                 errno = SMBC_errno(context, targetcli);
1175                 TALLOC_FREE(frame);
1176                 return -1;
1177
1178         }
1179
1180         TALLOC_FREE(frame);
1181         return 0;
1182
1183 }
1184
1185 /*
1186  * Our list function simply checks to see if a directory is not empty
1187  */
1188
1189 static int smbc_rmdir_dirempty = True;
1190
1191 static void
1192 rmdir_list_fn(const char *mnt,
1193               file_info *finfo,
1194               const char *mask,
1195               void *state)
1196 {
1197         if (strncmp(finfo->name, ".", 1) != 0 &&
1198             strncmp(finfo->name, "..", 2) != 0) {
1199                 smbc_rmdir_dirempty = False;
1200         }
1201 }
1202
1203 /*
1204  * Routine to remove a directory
1205  */
1206
1207 int
1208 SMBC_rmdir_ctx(SMBCCTX *context,
1209                const char *fname)
1210 {
1211         SMBCSRV *srv = NULL;
1212         char *server = NULL;
1213         char *share = NULL;
1214         char *user = NULL;
1215         char *password = NULL;
1216         char *workgroup = NULL;
1217         char *path = NULL;
1218         char *targetpath = NULL;
1219         struct cli_state *targetcli = NULL;
1220         TALLOC_CTX *frame = talloc_stackframe();
1221
1222         if (!context || !context->internal->initialized) {
1223                 errno = EINVAL;
1224                 TALLOC_FREE(frame);
1225                 return -1;
1226         }
1227
1228         if (!fname) {
1229                 errno = EINVAL;
1230                 TALLOC_FREE(frame);
1231                 return -1;
1232         }
1233
1234         DEBUG(4, ("smbc_rmdir(%s)\n", fname));
1235
1236         if (SMBC_parse_path(frame,
1237                             context,
1238                             fname,
1239                             &workgroup,
1240                             &server,
1241                             &share,
1242                             &path,
1243                             &user,
1244                             &password,
1245                             NULL)) {
1246                 errno = EINVAL;
1247                 TALLOC_FREE(frame);
1248                 return -1;
1249         }
1250
1251         if (!user || user[0] == (char)0) {
1252                 user = talloc_strdup(frame, context->config.user);
1253                 if (!user) {
1254                         errno = ENOMEM;
1255                         TALLOC_FREE(frame);
1256                         return -1;
1257                 }
1258         }
1259
1260         srv = SMBC_server(frame, context, True,
1261                           server, share, &workgroup, &user, &password);
1262
1263         if (!srv) {
1264
1265                 TALLOC_FREE(frame);
1266                 return -1;  /* errno set by SMBC_server */
1267
1268         }
1269
1270         /*d_printf(">>>rmdir: resolving %s\n", path);*/
1271         if (!cli_resolve_path(frame, "", srv->cli, path,
1272                               &targetcli, &targetpath)) {
1273                 d_printf("Could not resolve %s\n", path);
1274                 TALLOC_FREE(frame);
1275                 return -1;
1276         }
1277         /*d_printf(">>>rmdir: resolved path as %s\n", targetpath);*/
1278
1279
1280         if (!cli_rmdir(targetcli, targetpath)) {
1281
1282                 errno = SMBC_errno(context, targetcli);
1283
1284                 if (errno == EACCES) {  /* Check if the dir empty or not */
1285
1286                         /* Local storage to avoid buffer overflows */
1287                         char *lpath;
1288
1289                         smbc_rmdir_dirempty = True;  /* Make this so ... */
1290
1291                         lpath = talloc_asprintf(frame, "%s\\*",
1292                                                 targetpath);
1293                         if (!lpath) {
1294                                 errno = ENOMEM;
1295                                 TALLOC_FREE(frame);
1296                                 return -1;
1297                         }
1298
1299                         if (cli_list(targetcli, lpath,
1300                                      aDIR | aSYSTEM | aHIDDEN,
1301                                      rmdir_list_fn, NULL) < 0) {
1302
1303                                 /* Fix errno to ignore latest error ... */
1304                                 DEBUG(5, ("smbc_rmdir: "
1305                                           "cli_list returned an error: %d\n",
1306                                           SMBC_errno(context, targetcli)));
1307                                 errno = EACCES;
1308
1309                         }
1310
1311                         if (smbc_rmdir_dirempty)
1312                                 errno = EACCES;
1313                         else
1314                                 errno = ENOTEMPTY;
1315
1316                 }
1317
1318                 TALLOC_FREE(frame);
1319                 return -1;
1320
1321         }
1322
1323         TALLOC_FREE(frame);
1324         return 0;
1325
1326 }
1327
1328 /*
1329  * Routine to return the current directory position
1330  */
1331
1332 off_t
1333 SMBC_telldir_ctx(SMBCCTX *context,
1334                  SMBCFILE *dir)
1335 {
1336         TALLOC_CTX *frame = talloc_stackframe();
1337
1338         if (!context || !context->internal->initialized) {
1339
1340                 errno = EINVAL;
1341                 TALLOC_FREE(frame);
1342                 return -1;
1343
1344         }
1345
1346         if (!dir || !SMBC_dlist_contains(context->internal->files, dir)) {
1347
1348                 errno = EBADF;
1349                 TALLOC_FREE(frame);
1350                 return -1;
1351
1352         }
1353
1354         if (dir->file != False) { /* FIXME, should be dir, perhaps */
1355
1356                 errno = ENOTDIR;
1357                 TALLOC_FREE(frame);
1358                 return -1;
1359
1360         }
1361
1362         /* See if we're already at the end. */
1363         if (dir->dir_next == NULL) {
1364                 /* We are. */
1365                 TALLOC_FREE(frame);
1366                 return -1;
1367         }
1368
1369         /*
1370          * We return the pointer here as the offset
1371          */
1372         TALLOC_FREE(frame);
1373         return (off_t)(long)dir->dir_next->dirent;
1374 }
1375
1376 /*
1377  * A routine to run down the list and see if the entry is OK
1378  */
1379
1380 static struct smbc_dir_list *
1381 check_dir_ent(struct smbc_dir_list *list,
1382               struct smbc_dirent *dirent)
1383 {
1384
1385         /* Run down the list looking for what we want */
1386
1387         if (dirent) {
1388
1389                 struct smbc_dir_list *tmp = list;
1390
1391                 while (tmp) {
1392
1393                         if (tmp->dirent == dirent)
1394                                 return tmp;
1395
1396                         tmp = tmp->next;
1397
1398                 }
1399
1400         }
1401
1402         return NULL;  /* Not found, or an error */
1403
1404 }
1405
1406
1407 /*
1408  * Routine to seek on a directory
1409  */
1410
1411 int
1412 SMBC_lseekdir_ctx(SMBCCTX *context,
1413                   SMBCFILE *dir,
1414                   off_t offset)
1415 {
1416         long int l_offset = offset;  /* Handle problems of size */
1417         struct smbc_dirent *dirent = (struct smbc_dirent *)l_offset;
1418         struct smbc_dir_list *list_ent = (struct smbc_dir_list *)NULL;
1419         TALLOC_CTX *frame = talloc_stackframe();
1420
1421         if (!context || !context->internal->initialized) {
1422
1423                 errno = EINVAL;
1424                 TALLOC_FREE(frame);
1425                 return -1;
1426
1427         }
1428
1429         if (dir->file != False) { /* FIXME, should be dir, perhaps */
1430
1431                 errno = ENOTDIR;
1432                 TALLOC_FREE(frame);
1433                 return -1;
1434
1435         }
1436
1437         /* Now, check what we were passed and see if it is OK ... */
1438
1439         if (dirent == NULL) {  /* Seek to the begining of the list */
1440
1441                 dir->dir_next = dir->dir_list;
1442                 TALLOC_FREE(frame);
1443                 return 0;
1444
1445         }
1446
1447         if (offset == -1) {     /* Seek to the end of the list */
1448                 dir->dir_next = NULL;
1449                 TALLOC_FREE(frame);
1450                 return 0;
1451         }
1452
1453         /* Now, run down the list and make sure that the entry is OK       */
1454         /* This may need to be changed if we change the format of the list */
1455
1456         if ((list_ent = check_dir_ent(dir->dir_list, dirent)) == NULL) {
1457                 errno = EINVAL;   /* Bad entry */
1458                 TALLOC_FREE(frame);
1459                 return -1;
1460         }
1461
1462         dir->dir_next = list_ent;
1463
1464         TALLOC_FREE(frame);
1465         return 0;
1466 }
1467
1468 /*
1469  * Routine to fstat a dir
1470  */
1471
1472 int
1473 SMBC_fstatdir_ctx(SMBCCTX *context,
1474                   SMBCFILE *dir,
1475                   struct stat *st)
1476 {
1477
1478         if (!context || !context->internal->initialized) {
1479
1480                 errno = EINVAL;
1481                 return -1;
1482         }
1483
1484         /* No code yet ... */
1485         return 0;
1486 }
1487
1488 int
1489 SMBC_chmod_ctx(SMBCCTX *context,
1490                const char *fname,
1491                mode_t newmode)
1492 {
1493         SMBCSRV *srv = NULL;
1494         char *server = NULL;
1495         char *share = NULL;
1496         char *user = NULL;
1497         char *password = NULL;
1498         char *workgroup = NULL;
1499         char *path = NULL;
1500         uint16 mode;
1501         TALLOC_CTX *frame = talloc_stackframe();
1502
1503         if (!context || !context->internal->initialized) {
1504
1505                 errno = EINVAL;  /* Best I can think of ... */
1506                 TALLOC_FREE(frame);
1507                 return -1;
1508         }
1509
1510         if (!fname) {
1511                 errno = EINVAL;
1512                 TALLOC_FREE(frame);
1513                 return -1;
1514         }
1515
1516         DEBUG(4, ("smbc_chmod(%s, 0%3o)\n", fname, newmode));
1517
1518         if (SMBC_parse_path(frame,
1519                             context,
1520                             fname,
1521                             &workgroup,
1522                             &server,
1523                             &share,
1524                             &path,
1525                             &user,
1526                             &password,
1527                             NULL)) {
1528                 errno = EINVAL;
1529                 TALLOC_FREE(frame);
1530                 return -1;
1531         }
1532
1533         if (!user || user[0] == (char)0) {
1534                 user = talloc_strdup(frame, context->config.user);
1535                 if (!user) {
1536                         errno = ENOMEM;
1537                         TALLOC_FREE(frame);
1538                         return -1;
1539                 }
1540         }
1541
1542         srv = SMBC_server(frame, context, True,
1543                           server, share, &workgroup, &user, &password);
1544
1545         if (!srv) {
1546                 TALLOC_FREE(frame);
1547                 return -1;  /* errno set by SMBC_server */
1548         }
1549
1550         mode = 0;
1551
1552         if (!(newmode & (S_IWUSR | S_IWGRP | S_IWOTH))) mode |= aRONLY;
1553         if ((newmode & S_IXUSR) && lp_map_archive(-1)) mode |= aARCH;
1554         if ((newmode & S_IXGRP) && lp_map_system(-1)) mode |= aSYSTEM;
1555         if ((newmode & S_IXOTH) && lp_map_hidden(-1)) mode |= aHIDDEN;
1556
1557         if (!cli_setatr(srv->cli, path, mode, 0)) {
1558                 errno = SMBC_errno(context, srv->cli);
1559                 TALLOC_FREE(frame);
1560                 return -1;
1561         }
1562
1563         TALLOC_FREE(frame);
1564         return 0;
1565 }
1566
1567 int
1568 SMBC_utimes_ctx(SMBCCTX *context,
1569                 const char *fname,
1570                 struct timeval *tbuf)
1571 {
1572         SMBCSRV *srv = NULL;
1573         char *server = NULL;
1574         char *share = NULL;
1575         char *user = NULL;
1576         char *password = NULL;
1577         char *workgroup = NULL;
1578         char *path = NULL;
1579         time_t access_time;
1580         time_t write_time;
1581         TALLOC_CTX *frame = talloc_stackframe();
1582
1583         if (!context || !context->internal->initialized) {
1584
1585                 errno = EINVAL;  /* Best I can think of ... */
1586                 TALLOC_FREE(frame);
1587                 return -1;
1588         }
1589
1590         if (!fname) {
1591                 errno = EINVAL;
1592                 TALLOC_FREE(frame);
1593                 return -1;
1594         }
1595
1596         if (tbuf == NULL) {
1597                 access_time = write_time = time(NULL);
1598         } else {
1599                 access_time = tbuf[0].tv_sec;
1600                 write_time = tbuf[1].tv_sec;
1601         }
1602
1603         if (DEBUGLVL(4)) {
1604                 char *p;
1605                 char atimebuf[32];
1606                 char mtimebuf[32];
1607
1608                 strncpy(atimebuf, ctime(&access_time), sizeof(atimebuf) - 1);
1609                 atimebuf[sizeof(atimebuf) - 1] = '\0';
1610                 if ((p = strchr(atimebuf, '\n')) != NULL) {
1611                         *p = '\0';
1612                 }
1613
1614                 strncpy(mtimebuf, ctime(&write_time), sizeof(mtimebuf) - 1);
1615                 mtimebuf[sizeof(mtimebuf) - 1] = '\0';
1616                 if ((p = strchr(mtimebuf, '\n')) != NULL) {
1617                         *p = '\0';
1618                 }
1619
1620                 dbgtext("smbc_utimes(%s, atime = %s mtime = %s)\n",
1621                         fname, atimebuf, mtimebuf);
1622         }
1623
1624         if (SMBC_parse_path(frame,
1625                             context,
1626                             fname,
1627                             &workgroup,
1628                             &server,
1629                             &share,
1630                             &path,
1631                             &user,
1632                             &password,
1633                             NULL)) {
1634                 errno = EINVAL;
1635                 TALLOC_FREE(frame);
1636                 return -1;
1637         }
1638
1639         if (!user || user[0] == (char)0) {
1640                 user = talloc_strdup(frame, context->config.user);
1641                 if (!user) {
1642                         errno = ENOMEM;
1643                         TALLOC_FREE(frame);
1644                         return -1;
1645                 }
1646         }
1647
1648         srv = SMBC_server(frame, context, True,
1649                           server, share, &workgroup, &user, &password);
1650
1651         if (!srv) {
1652                 TALLOC_FREE(frame);
1653                 return -1;      /* errno set by SMBC_server */
1654         }
1655
1656         if (!SMBC_setatr(context, srv, path,
1657                          0, access_time, write_time, 0, 0)) {
1658                 TALLOC_FREE(frame);
1659                 return -1;      /* errno set by SMBC_setatr */
1660         }
1661
1662         TALLOC_FREE(frame);
1663         return 0;
1664 }
1665
1666 /*
1667  * Routine to unlink() a file
1668  */
1669
1670 int
1671 SMBC_unlink_ctx(SMBCCTX *context,
1672                 const char *fname)
1673 {
1674         char *server = NULL;
1675         char *share = NULL;
1676         char *user = NULL;
1677         char *password = NULL;
1678         char *workgroup = NULL;
1679         char *path = NULL;
1680         char *targetpath = NULL;
1681         struct cli_state *targetcli = NULL;
1682         SMBCSRV *srv = NULL;
1683         TALLOC_CTX *frame = talloc_stackframe();
1684
1685         if (!context || !context->internal->initialized) {
1686
1687                 errno = EINVAL;  /* Best I can think of ... */
1688                 TALLOC_FREE(frame);
1689                 return -1;
1690
1691         }
1692
1693         if (!fname) {
1694                 errno = EINVAL;
1695                 TALLOC_FREE(frame);
1696                 return -1;
1697
1698         }
1699
1700         if (SMBC_parse_path(frame,
1701                             context,
1702                             fname,
1703                             &workgroup,
1704                             &server,
1705                             &share,
1706                             &path,
1707                             &user,
1708                             &password,
1709                             NULL)) {
1710                 errno = EINVAL;
1711                 TALLOC_FREE(frame);
1712                 return -1;
1713         }
1714
1715         if (!user || user[0] == (char)0) {
1716                 user = talloc_strdup(frame, context->config.user);
1717                 if (!user) {
1718                         errno = ENOMEM;
1719                         TALLOC_FREE(frame);
1720                         return -1;
1721                 }
1722         }
1723
1724         srv = SMBC_server(frame, context, True,
1725                           server, share, &workgroup, &user, &password);
1726
1727         if (!srv) {
1728                 TALLOC_FREE(frame);
1729                 return -1;  /* SMBC_server sets errno */
1730
1731         }
1732
1733         /*d_printf(">>>unlink: resolving %s\n", path);*/
1734         if (!cli_resolve_path(frame, "", srv->cli, path,
1735                               &targetcli, &targetpath)) {
1736                 d_printf("Could not resolve %s\n", path);
1737                 TALLOC_FREE(frame);
1738                 return -1;
1739         }
1740         /*d_printf(">>>unlink: resolved path as %s\n", targetpath);*/
1741
1742         if (!cli_unlink(targetcli, targetpath)) {
1743
1744                 errno = SMBC_errno(context, targetcli);
1745
1746                 if (errno == EACCES) { /* Check if the file is a directory */
1747
1748                         int saverr = errno;
1749                         SMB_OFF_T size = 0;
1750                         uint16 mode = 0;
1751                         struct timespec write_time_ts;
1752                         struct timespec access_time_ts;
1753                         struct timespec change_time_ts;
1754                         SMB_INO_T ino = 0;
1755
1756                         if (!SMBC_getatr(context, srv, path, &mode, &size,
1757                                          NULL,
1758                                          &access_time_ts,
1759                                          &write_time_ts,
1760                                          &change_time_ts,
1761                                          &ino)) {
1762
1763                                 /* Hmmm, bad error ... What? */
1764
1765                                 errno = SMBC_errno(context, targetcli);
1766                                 TALLOC_FREE(frame);
1767                                 return -1;
1768
1769                         }
1770                         else {
1771
1772                                 if (IS_DOS_DIR(mode))
1773                                         errno = EISDIR;
1774                                 else
1775                                         errno = saverr;  /* Restore this */
1776
1777                         }
1778                 }
1779
1780                 TALLOC_FREE(frame);
1781                 return -1;
1782
1783         }
1784
1785         TALLOC_FREE(frame);
1786         return 0;  /* Success ... */
1787
1788 }
1789
1790 /*
1791  * Routine to rename() a file
1792  */
1793
1794 int
1795 SMBC_rename_ctx(SMBCCTX *ocontext,
1796                 const char *oname,
1797                 SMBCCTX *ncontext,
1798                 const char *nname)
1799 {
1800         char *server1 = NULL;
1801         char *share1 = NULL;
1802         char *server2 = NULL;
1803         char *share2 = NULL;
1804         char *user1 = NULL;
1805         char *user2 = NULL;
1806         char *password1 = NULL;
1807         char *password2 = NULL;
1808         char *workgroup = NULL;
1809         char *path1 = NULL;
1810         char *path2 = NULL;
1811         char *targetpath1 = NULL;
1812         char *targetpath2 = NULL;
1813         struct cli_state *targetcli1 = NULL;
1814         struct cli_state *targetcli2 = NULL;
1815         SMBCSRV *srv = NULL;
1816         TALLOC_CTX *frame = talloc_stackframe();
1817
1818         if (!ocontext || !ncontext ||
1819             !ocontext->internal->initialized ||
1820             !ncontext->internal->initialized) {
1821
1822                 errno = EINVAL;  /* Best I can think of ... */
1823                 TALLOC_FREE(frame);
1824                 return -1;
1825         }
1826
1827         if (!oname || !nname) {
1828                 errno = EINVAL;
1829                 TALLOC_FREE(frame);
1830                 return -1;
1831         }
1832
1833         DEBUG(4, ("smbc_rename(%s,%s)\n", oname, nname));
1834
1835         if (SMBC_parse_path(frame,
1836                             ocontext,
1837                             oname,
1838                             &workgroup,
1839                             &server1,
1840                             &share1,
1841                             &path1,
1842                             &user1,
1843                             &password1,
1844                             NULL)) {
1845                 errno = EINVAL;
1846                 TALLOC_FREE(frame);
1847                 return -1;
1848         }
1849
1850         if (!user1 || user1[0] == (char)0) {
1851                 user1 = talloc_strdup(frame, ocontext->config.user);
1852                 if (!user1) {
1853                         errno = ENOMEM;
1854                         TALLOC_FREE(frame);
1855                         return -1;
1856                 }
1857         }
1858
1859         if (SMBC_parse_path(frame,
1860                             ncontext,
1861                             nname,
1862                             NULL,
1863                             &server2,
1864                             &share2,
1865                             &path2,
1866                             &user2,
1867                             &password2,
1868                             NULL)) {
1869                 errno = EINVAL;
1870                 TALLOC_FREE(frame);
1871                 return -1;
1872         }
1873
1874         if (!user2 || user2[0] == (char)0) {
1875                 user2 = talloc_strdup(frame, ncontext->config.user);
1876                 if (!user2) {
1877                         errno = ENOMEM;
1878                         TALLOC_FREE(frame);
1879                         return -1;
1880                 }
1881         }
1882
1883         if (strcmp(server1, server2) || strcmp(share1, share2) ||
1884             strcmp(user1, user2)) {
1885                 /* Can't rename across file systems, or users?? */
1886                 errno = EXDEV;
1887                 TALLOC_FREE(frame);
1888                 return -1;
1889         }
1890
1891         srv = SMBC_server(frame, ocontext, True,
1892                           server1, share1, &workgroup, &user1, &password1);
1893         if (!srv) {
1894                 TALLOC_FREE(frame);
1895                 return -1;
1896
1897         }
1898
1899         /*d_printf(">>>rename: resolving %s\n", path1);*/
1900         if (!cli_resolve_path(frame, "", srv->cli, path1,
1901                               &targetcli1, &targetpath1)) {
1902                 d_printf("Could not resolve %s\n", path1);
1903                 TALLOC_FREE(frame);
1904                 return -1;
1905         }
1906         /*d_printf(">>>rename: resolved path as %s\n", targetpath1);*/
1907         /*d_printf(">>>rename: resolving %s\n", path2);*/
1908         if (!cli_resolve_path(frame, "", srv->cli, path2,
1909                               &targetcli2, &targetpath2)) {
1910                 d_printf("Could not resolve %s\n", path2);
1911                 TALLOC_FREE(frame);
1912                 return -1;
1913         }
1914         /*d_printf(">>>rename: resolved path as %s\n", targetpath2);*/
1915
1916         if (strcmp(targetcli1->desthost, targetcli2->desthost) ||
1917             strcmp(targetcli1->share, targetcli2->share))
1918         {
1919                 /* can't rename across file systems */
1920                 errno = EXDEV;
1921                 TALLOC_FREE(frame);
1922                 return -1;
1923         }
1924
1925         if (!cli_rename(targetcli1, targetpath1, targetpath2)) {
1926                 int eno = SMBC_errno(ocontext, targetcli1);
1927
1928                 if (eno != EEXIST ||
1929                     !cli_unlink(targetcli1, targetpath2) ||
1930                     !cli_rename(targetcli1, targetpath1, targetpath2)) {
1931
1932                         errno = eno;
1933                         TALLOC_FREE(frame);
1934                         return -1;
1935
1936                 }
1937         }
1938
1939         TALLOC_FREE(frame);
1940         return 0; /* Success */
1941 }
1942