source4/smb_server/blob.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    Copyright (C) Andrew Tridgell 2003
   5    Copyright (C) Stefan Metzmacher 2006
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 #include "includes.h"
  22 #include "lib/util/dlinklist.h"
  23 #include "smb_server/smb_server.h"
  24 #include "librpc/gen_ndr/ndr_misc.h"
  25 #include "ntvfs/ntvfs.h"
  26 #include "libcli/raw/libcliraw.h"
  27
  28 #define BLOB_CHECK(cmd) do { \
  29         NTSTATUS _status; \
  30         _status = cmd; \
  31         NT_STATUS_NOT_OK_RETURN(_status); \
  32 } while (0)
  33
  34 #define BLOB_CHECK_MIN_SIZE(blob, size) do { \
  35         if ((blob)->length < (size)) { \
  36                 return NT_STATUS_INFO_LENGTH_MISMATCH; \
  37         } \
  38 } while (0)
  39
  40
  41 /* align the end of the blob on an 8 byte boundary */
  42 #define BLOB_ALIGN(blob, alignment) do { \
  43         if ((blob)->length & ((alignment)-1)) { \
  44                 uint8_t _pad = (alignment) - ((blob)->length & ((alignment)-1)); \
  45                 BLOB_CHECK(smbsrv_blob_fill_data(blob, blob, (blob)->length+_pad)); \
  46         } \
  47 } while (0)
  48
  49 /* grow the data size of a trans2 reply */
  50 NTSTATUS smbsrv_blob_grow_data(TALLOC_CTX *mem_ctx,
  51                                DATA_BLOB *blob,
  52                                uint32_t new_size)
  53 {
  54         if (new_size > blob->length) {
  55                 uint8_t *p;
  56                 p = talloc_realloc(mem_ctx, blob->data, uint8_t, new_size);
  57                 NT_STATUS_HAVE_NO_MEMORY(p);
  58                 blob->data = p;
  59         }
  60         blob->length = new_size;
  61         return NT_STATUS_OK;
  62 }
  63
  64 /* grow the data, zero filling any new bytes */
  65 NTSTATUS smbsrv_blob_fill_data(TALLOC_CTX *mem_ctx,
  66                                DATA_BLOB *blob,
  67                                uint32_t new_size)
  68 {
  69         uint32_t old_size = blob->length;
  70         BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, new_size));
  71         if (new_size > old_size) {
  72                 memset(blob->data + old_size, 0, new_size - old_size);
  73         }
  74         return NT_STATUS_OK;
  75 }
  76
  77 /*
  78   pull a string from a blob in a trans2 request
  79 */
  80 size_t smbsrv_blob_pull_string(struct smbsrv_request *req,
  81                                const DATA_BLOB *blob,
  82                                uint16_t offset,
  83                                const char **str,
  84                                int flags)
  85 {
  86         *str = NULL;
  87         /* we use STR_NO_RANGE_CHECK because the params are allocated
  88            separately in a DATA_BLOB, so we need to do our own range
  89            checking */
  90         if (offset >= blob->length) {
  91                 return 0;
  92         }
  93
  94         return req_pull_string(req, str,
  95                                blob->data + offset,
  96                                blob->length - offset,
  97                                STR_NO_RANGE_CHECK | flags);
  98 }
  99
 100 /*
 101   push a string into the data section of a trans2 request
 102   return the number of bytes consumed in the output
 103 */
 104 size_t smbsrv_blob_push_string(TALLOC_CTX *mem_ctx,
 105                                DATA_BLOB *blob,
 106                                uint32_t len_offset,
 107                                uint32_t offset,
 108                                const char *str,
 109                                int dest_len,
 110                                int default_flags,
 111                                int flags)
 112 {
 113         int alignment = 0, ret = 0, pkt_len;
 114
 115         /* we use STR_NO_RANGE_CHECK because the params are allocated
 116            separately in a DATA_BLOB, so we need to do our own range
 117            checking */
 118         if (!str || offset >= blob->length) {
 119                 if (flags & STR_LEN8BIT) {
 120                         SCVAL(blob->data, len_offset, 0);
 121                 } else {
 122                         SIVAL(blob->data, len_offset, 0);
 123                 }
 124                 return 0;
 125         }
 126
 127         flags |= STR_NO_RANGE_CHECK;
 128
 129         if (dest_len == -1 || (dest_len > blob->length - offset)) {
 130                 dest_len = blob->length - offset;
 131         }
 132
 133         if (!(flags & (STR_ASCII|STR_UNICODE))) {
 134                 flags |= default_flags;
 135         }
 136
 137         if ((offset&1) && (flags & STR_UNICODE) && !(flags & STR_NOALIGN)) {
 138                 alignment = 1;
 139                 if (dest_len > 0) {
 140                         SCVAL(blob->data + offset, 0, 0);
 141                         ret = push_string(blob->data + offset + 1, str, dest_len-1, flags);
 142                 }
 143         } else {
 144                 ret = push_string(blob->data + offset, str, dest_len, flags);
 145         }
 146
 147         /* sometimes the string needs to be terminated, but the length
 148            on the wire must not include the termination! */
 149         pkt_len = ret;
 150
 151         if ((flags & STR_LEN_NOTERM) && (flags & STR_TERMINATE)) {
 152                 if ((flags & STR_UNICODE) && ret >= 2) {
 153                         pkt_len = ret-2;
 154                 }
 155                 if ((flags & STR_ASCII) && ret >= 1) {
 156                         pkt_len = ret-1;
 157                 }
 158         }
 159
 160         if (flags & STR_LEN8BIT) {
 161                 SCVAL(blob->data, len_offset, pkt_len);
 162         } else {
 163                 SIVAL(blob->data, len_offset, pkt_len);
 164         }
 165
 166         return ret + alignment;
 167 }
 168
 169 /*
 170   append a string to the data section of a trans2 reply
 171   len_offset points to the place in the packet where the length field
 172   should go
 173 */
 174 NTSTATUS smbsrv_blob_append_string(TALLOC_CTX *mem_ctx,
 175                                    DATA_BLOB *blob,
 176                                    const char *str,
 177                                    uint_t len_offset,
 178                                    int default_flags,
 179                                    int flags)
 180 {
 181         size_t ret;
 182         uint32_t offset;
 183         const int max_bytes_per_char = 3;
 184
 185         offset = blob->length;
 186         BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, offset + (2+strlen_m(str))*max_bytes_per_char));
 187         ret = smbsrv_blob_push_string(mem_ctx, blob, len_offset, offset, str, -1, default_flags, flags);
 188         if (ret < 0) {
 189                 return NT_STATUS_FOOBAR;
 190         }
 191         BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, offset + ret));
 192         return NT_STATUS_OK;
 193 }
 194
 195 NTSTATUS smbsrv_push_passthru_fsinfo(TALLOC_CTX *mem_ctx,
 196                                      DATA_BLOB *blob,
 197                                      enum smb_fsinfo_level level,
 198                                      union smb_fsinfo *fsinfo,
 199                                      int default_str_flags)
 200 {
 201         uint_t i;
 202         DATA_BLOB guid_blob;
 203
 204         switch (level) {
 205         case RAW_QFS_VOLUME_INFORMATION:
 206                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 18));
 207
 208                 push_nttime(blob->data, 0, fsinfo->volume_info.out.create_time);
 209                 SIVAL(blob->data,       8, fsinfo->volume_info.out.serial_number);
 210                 SSVAL(blob->data,      16, 0); /* padding */
 211                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 212                                                      fsinfo->volume_info.out.volume_name.s,
 213                                                      12, default_str_flags,
 214                                                      STR_UNICODE));
 215
 216                 return NT_STATUS_OK;
 217
 218         case RAW_QFS_SIZE_INFORMATION:
 219                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 24));
 220
 221                 SBVAL(blob->data,  0, fsinfo->size_info.out.total_alloc_units);
 222                 SBVAL(blob->data,  8, fsinfo->size_info.out.avail_alloc_units);
 223                 SIVAL(blob->data, 16, fsinfo->size_info.out.sectors_per_unit);
 224                 SIVAL(blob->data, 20, fsinfo->size_info.out.bytes_per_sector);
 225
 226                 return NT_STATUS_OK;
 227
 228         case RAW_QFS_DEVICE_INFORMATION:
 229                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 8));
 230
 231                 SIVAL(blob->data,      0, fsinfo->device_info.out.device_type);
 232                 SIVAL(blob->data,      4, fsinfo->device_info.out.characteristics);
 233
 234                 return NT_STATUS_OK;
 235
 236         case RAW_QFS_ATTRIBUTE_INFORMATION:
 237                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 12));
 238
 239                 SIVAL(blob->data, 0, fsinfo->attribute_info.out.fs_attr);
 240                 SIVAL(blob->data, 4, fsinfo->attribute_info.out.max_file_component_length);
 241                 /* this must not be null terminated or win98 gets
 242                    confused!  also note that w2k3 returns this as
 243                    unicode even when ascii is negotiated */
 244                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 245                                                      fsinfo->attribute_info.out.fs_type.s,
 246                                                      8, default_str_flags,
 247                                                      STR_UNICODE));
 248                 return NT_STATUS_OK;
 249
 250
 251         case RAW_QFS_QUOTA_INFORMATION:
 252                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 48));
 253
 254                 SBVAL(blob->data,   0, fsinfo->quota_information.out.unknown[0]);
 255                 SBVAL(blob->data,   8, fsinfo->quota_information.out.unknown[1]);
 256                 SBVAL(blob->data,  16, fsinfo->quota_information.out.unknown[2]);
 257                 SBVAL(blob->data,  24, fsinfo->quota_information.out.quota_soft);
 258                 SBVAL(blob->data,  32, fsinfo->quota_information.out.quota_hard);
 259                 SBVAL(blob->data,  40, fsinfo->quota_information.out.quota_flags);
 260
 261                 return NT_STATUS_OK;
 262
 263
 264         case RAW_QFS_FULL_SIZE_INFORMATION:
 265                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 32));
 266
 267                 SBVAL(blob->data,  0, fsinfo->full_size_information.out.total_alloc_units);
 268                 SBVAL(blob->data,  8, fsinfo->full_size_information.out.call_avail_alloc_units);
 269                 SBVAL(blob->data, 16, fsinfo->full_size_information.out.actual_avail_alloc_units);
 270                 SIVAL(blob->data, 24, fsinfo->full_size_information.out.sectors_per_unit);
 271                 SIVAL(blob->data, 28, fsinfo->full_size_information.out.bytes_per_sector);
 272
 273                 return NT_STATUS_OK;
 274
 275         case RAW_QFS_OBJECTID_INFORMATION:
 276                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 64));
 277
 278                 BLOB_CHECK(ndr_push_struct_blob(&guid_blob, mem_ctx,
 279                                                 &fsinfo->objectid_information.out.guid,
 280                                                 (ndr_push_flags_fn_t)ndr_push_GUID));
 281                 memcpy(blob->data, guid_blob.data, guid_blob.length);
 282
 283                 for (i=0;i<6;i++) {
 284                         SBVAL(blob->data, 16 + 8*i, fsinfo->objectid_information.out.unknown[i]);
 285                 }
 286
 287                 return NT_STATUS_OK;
 288
 289         default:
 290                 return NT_STATUS_INVALID_LEVEL;
 291         }
 292
 293         return NT_STATUS_INVALID_LEVEL;
 294 }
 295
 296 NTSTATUS smbsrv_push_passthru_fileinfo(TALLOC_CTX *mem_ctx,
 297                                        DATA_BLOB *blob,
 298                                        enum smb_fileinfo_level level,
 299                                        union smb_fileinfo *st,
 300                                        int default_str_flags)
 301 {
 302         uint_t i;
 303         size_t list_size;
 304
 305         switch (level) {
 306         case RAW_FILEINFO_BASIC_INFORMATION:
 307                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 40));
 308
 309                 push_nttime(blob->data,  0, st->basic_info.out.create_time);
 310                 push_nttime(blob->data,  8, st->basic_info.out.access_time);
 311                 push_nttime(blob->data, 16, st->basic_info.out.write_time);
 312                 push_nttime(blob->data, 24, st->basic_info.out.change_time);
 313                 SIVAL(blob->data,       32, st->basic_info.out.attrib);
 314                 SIVAL(blob->data,       36, 0); /* padding */
 315                 return NT_STATUS_OK;
 316
 317         case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:
 318                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 56));
 319
 320                 push_nttime(blob->data,  0, st->network_open_information.out.create_time);
 321                 push_nttime(blob->data,  8, st->network_open_information.out.access_time);
 322                 push_nttime(blob->data, 16, st->network_open_information.out.write_time);
 323                 push_nttime(blob->data, 24, st->network_open_information.out.change_time);
 324                 SBVAL(blob->data,       32, st->network_open_information.out.alloc_size);
 325                 SBVAL(blob->data,       40, st->network_open_information.out.size);
 326                 SIVAL(blob->data,       48, st->network_open_information.out.attrib);
 327                 SIVAL(blob->data,       52, 0); /* padding */
 328                 return NT_STATUS_OK;
 329
 330         case RAW_FILEINFO_STANDARD_INFORMATION:
 331                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 24));
 332
 333                 SBVAL(blob->data,  0, st->standard_info.out.alloc_size);
 334                 SBVAL(blob->data,  8, st->standard_info.out.size);
 335                 SIVAL(blob->data, 16, st->standard_info.out.nlink);
 336                 SCVAL(blob->data, 20, st->standard_info.out.delete_pending);
 337                 SCVAL(blob->data, 21, st->standard_info.out.directory);
 338                 SSVAL(blob->data, 22, 0); /* padding */
 339                 return NT_STATUS_OK;
 340
 341         case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
 342                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 8));
 343
 344                 SIVAL(blob->data,  0, st->attribute_tag_information.out.attrib);
 345                 SIVAL(blob->data,  4, st->attribute_tag_information.out.reparse_tag);
 346                 return NT_STATUS_OK;
 347
 348         case RAW_FILEINFO_EA_INFORMATION:
 349                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 350
 351                 SIVAL(blob->data,  0, st->ea_info.out.ea_size);
 352                 return NT_STATUS_OK;
 353
 354         case RAW_FILEINFO_MODE_INFORMATION:
 355                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 356
 357                 SIVAL(blob->data,  0, st->mode_information.out.mode);
 358                 return NT_STATUS_OK;
 359
 360         case RAW_FILEINFO_ALIGNMENT_INFORMATION:
 361                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 362
 363                 SIVAL(blob->data,  0,
 364                       st->alignment_information.out.alignment_requirement);
 365                 return NT_STATUS_OK;
 366
 367         case RAW_FILEINFO_ACCESS_INFORMATION:
 368                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 369
 370                 SIVAL(blob->data,  0, st->access_information.out.access_flags);
 371                 return NT_STATUS_OK;
 372
 373         case RAW_FILEINFO_POSITION_INFORMATION:
 374                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 8));
 375
 376                 SBVAL(blob->data,  0, st->position_information.out.position);
 377                 return NT_STATUS_OK;
 378
 379         case RAW_FILEINFO_COMPRESSION_INFORMATION:
 380                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 16));
 381
 382                 SBVAL(blob->data,  0, st->compression_info.out.compressed_size);
 383                 SSVAL(blob->data,  8, st->compression_info.out.format);
 384                 SCVAL(blob->data, 10, st->compression_info.out.unit_shift);
 385                 SCVAL(blob->data, 11, st->compression_info.out.chunk_shift);
 386                 SCVAL(blob->data, 12, st->compression_info.out.cluster_shift);
 387                 SSVAL(blob->data, 13, 0); /* 3 bytes padding */
 388                 SCVAL(blob->data, 15, 0);
 389                 return NT_STATUS_OK;
 390
 391         case RAW_FILEINFO_INTERNAL_INFORMATION:
 392                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 8));
 393
 394                 SBVAL(blob->data,  0, st->internal_information.out.file_id);
 395                 return NT_STATUS_OK;
 396
 397         case RAW_FILEINFO_ALL_INFORMATION:
 398                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 72));
 399
 400                 push_nttime(blob->data,  0, st->all_info.out.create_time);
 401                 push_nttime(blob->data,  8, st->all_info.out.access_time);
 402                 push_nttime(blob->data, 16, st->all_info.out.write_time);
 403                 push_nttime(blob->data, 24, st->all_info.out.change_time);
 404                 SIVAL(blob->data,       32, st->all_info.out.attrib);
 405                 SIVAL(blob->data,       36, 0); /* padding */
 406                 SBVAL(blob->data,       40, st->all_info.out.alloc_size);
 407                 SBVAL(blob->data,       48, st->all_info.out.size);
 408                 SIVAL(blob->data,       56, st->all_info.out.nlink);
 409                 SCVAL(blob->data,       60, st->all_info.out.delete_pending);
 410                 SCVAL(blob->data,       61, st->all_info.out.directory);
 411                 SSVAL(blob->data,       62, 0); /* padding */
 412                 SIVAL(blob->data,       64, st->all_info.out.ea_size);
 413                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 414                                                      st->all_info.out.fname.s,
 415                                                      68, default_str_flags,
 416                                                      STR_UNICODE));
 417                 return NT_STATUS_OK;
 418
 419         case RAW_FILEINFO_NAME_INFORMATION:
 420                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 421
 422                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 423                                                      st->name_info.out.fname.s,
 424                                                      0, default_str_flags,
 425                                                      STR_UNICODE));
 426                 return NT_STATUS_OK;
 427
 428         case RAW_FILEINFO_ALT_NAME_INFORMATION:
 429                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 430
 431                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 432                                                      st->alt_name_info.out.fname.s,
 433                                                      0, default_str_flags,
 434                                                      STR_UNICODE));
 435                 return NT_STATUS_OK;
 436
 437         case RAW_FILEINFO_STREAM_INFORMATION:
 438                 for (i=0;i<st->stream_info.out.num_streams;i++) {
 439                         uint32_t data_size = blob->length;
 440                         uint8_t *data;
 441
 442                         BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, data_size + 24));
 443                         data = blob->data + data_size;
 444                         SBVAL(data,  8, st->stream_info.out.streams[i].size);
 445                         SBVAL(data, 16, st->stream_info.out.streams[i].alloc_size);
 446                         BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 447                                                              st->stream_info.out.streams[i].stream_name.s,
 448                                                              data_size + 4, default_str_flags,
 449                                                              STR_UNICODE));
 450                         if (i == st->stream_info.out.num_streams - 1) {
 451                                 SIVAL(blob->data, data_size, 0);
 452                         } else {
 453                                 BLOB_CHECK(smbsrv_blob_fill_data(mem_ctx, blob, (blob->length+7)&~7));
 454                                 SIVAL(blob->data, data_size,
 455                                       blob->length - data_size);
 456                         }
 457                 }
 458                 return NT_STATUS_OK;
 459
 460         case RAW_FILEINFO_SMB2_ALL_EAS:
 461                 /* if no eas are returned the backend should
 462                  * have returned NO_EAS_ON_FILE or NO_MORE_EAS
 463                  *
 464                  * so it's a programmer error if num_eas == 0
 465                  */
 466                 if (st->all_eas.out.num_eas == 0) {
 467                         smb_panic("0 eas for SMB2_ALL_EAS - programmer error in ntvfs backend");
 468                 }
 469
 470                 list_size = ea_list_size_chained(st->all_eas.out.num_eas,
 471                                                  st->all_eas.out.eas);
 472                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, list_size));
 473
 474                 ea_put_list_chained(blob->data,
 475                                     st->all_eas.out.num_eas,
 476                                     st->all_eas.out.eas);
 477                 return NT_STATUS_OK;
 478
 479         case RAW_FILEINFO_SMB2_ALL_INFORMATION:
 480                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 0x64));
 481
 482                 push_nttime(blob->data, 0x00, st->all_info2.out.create_time);
 483                 push_nttime(blob->data, 0x08, st->all_info2.out.access_time);
 484                 push_nttime(blob->data, 0x10, st->all_info2.out.write_time);
 485                 push_nttime(blob->data, 0x18, st->all_info2.out.change_time);
 486                 SIVAL(blob->data,       0x20, st->all_info2.out.attrib);
 487                 SIVAL(blob->data,       0x24, st->all_info2.out.unknown1);
 488                 SBVAL(blob->data,       0x28, st->all_info2.out.alloc_size);
 489                 SBVAL(blob->data,       0x30, st->all_info2.out.size);
 490                 SIVAL(blob->data,       0x38, st->all_info2.out.nlink);
 491                 SCVAL(blob->data,       0x3C, st->all_info2.out.delete_pending);
 492                 SCVAL(blob->data,       0x3D, st->all_info2.out.directory);
 493                 SSVAL(blob->data,       0x3E, 0); /* padding */
 494                 SBVAL(blob->data,       0x40, st->all_info2.out.file_id);
 495                 SIVAL(blob->data,       0x48, st->all_info2.out.ea_size);
 496                 SIVAL(blob->data,       0x4C, st->all_info2.out.access_mask);
 497                 SBVAL(blob->data,       0x50, st->all_info2.out.position);
 498                 SBVAL(blob->data,       0x58, st->all_info2.out.mode);
 499                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 500                                                      st->all_info2.out.fname.s,
 501                                                      0x60, default_str_flags,
 502                                                      STR_UNICODE));
 503                 return NT_STATUS_OK;
 504
 505         default:
 506                 return NT_STATUS_INVALID_LEVEL;
 507         }
 508
 509         return NT_STATUS_INVALID_LEVEL;
 510 }
 511
 512 NTSTATUS smbsrv_pull_passthru_sfileinfo(TALLOC_CTX *mem_ctx,
 513                                         enum smb_setfileinfo_level level,
 514                                         union smb_setfileinfo *st,
 515                                         const DATA_BLOB *blob,
 516                                         int default_str_flags,
 517                                         struct smbsrv_request *req)
 518 {
 519         uint32_t len;
 520         DATA_BLOB str_blob;
 521
 522         switch (level) {
 523         case SMB_SFILEINFO_BASIC_INFORMATION:
 524                 BLOB_CHECK_MIN_SIZE(blob, 36);
 525
 526                 st->basic_info.in.create_time = pull_nttime(blob->data,  0);
 527                 st->basic_info.in.access_time = pull_nttime(blob->data,  8);
 528                 st->basic_info.in.write_time =  pull_nttime(blob->data, 16);
 529                 st->basic_info.in.change_time = pull_nttime(blob->data, 24);
 530                 st->basic_info.in.attrib =      IVAL(blob->data,        32);
 531
 532                 return NT_STATUS_OK;
 533
 534         case SMB_SFILEINFO_DISPOSITION_INFORMATION:
 535                 BLOB_CHECK_MIN_SIZE(blob, 1);
 536
 537                 st->disposition_info.in.delete_on_close = CVAL(blob->data, 0);
 538
 539                 return NT_STATUS_OK;
 540
 541         case SMB_SFILEINFO_ALLOCATION_INFORMATION:
 542                 BLOB_CHECK_MIN_SIZE(blob, 8);
 543
 544                 st->allocation_info.in.alloc_size = BVAL(blob->data, 0);
 545
 546                 return NT_STATUS_OK;
 547
 548         case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
 549                 BLOB_CHECK_MIN_SIZE(blob, 8);
 550
 551                 st->end_of_file_info.in.size = BVAL(blob->data, 0);
 552
 553                 return NT_STATUS_OK;
 554
 555         case RAW_SFILEINFO_RENAME_INFORMATION:
 556                 if (!req) {
 557                         /*
 558                          * TODO: get rid of smbsrv_request argument of
 559                          * smbsrv_blob_pull_string()
 560                          */
 561                         return NT_STATUS_NOT_IMPLEMENTED;
 562                 }
 563                 BLOB_CHECK_MIN_SIZE(blob, 12);
 564
 565                 st->rename_information.in.overwrite = CVAL(blob->data, 0);
 566                 st->rename_information.in.root_fid  = IVAL(blob->data, 4);
 567                 len                                 = IVAL(blob->data, 8);
 568                 str_blob.data = blob->data+12;
 569                 str_blob.length = MIN(blob->length, len);
 570                 smbsrv_blob_pull_string(req, &str_blob, 0,
 571                                         &st->rename_information.in.new_name,
 572                                         STR_UNICODE);
 573                 if (st->rename_information.in.new_name == NULL) {
 574                         return NT_STATUS_FOOBAR;
 575                 }
 576
 577                 return NT_STATUS_OK;
 578
 579         case RAW_SFILEINFO_POSITION_INFORMATION:
 580                 BLOB_CHECK_MIN_SIZE(blob, 8);
 581
 582                 st->position_information.in.position = BVAL(blob->data, 0);
 583
 584                 return NT_STATUS_OK;
 585
 586         case RAW_SFILEINFO_MODE_INFORMATION:
 587                 BLOB_CHECK_MIN_SIZE(blob, 4);
 588
 589                 st->mode_information.in.mode = IVAL(blob->data, 0);
 590
 591                 return NT_STATUS_OK;
 592
 593         default:
 594                 return NT_STATUS_INVALID_LEVEL;
 595         }
 596
 597         return NT_STATUS_INVALID_LEVEL;
 598 }
 599
 600 /*
 601   fill a single entry in a trans2 find reply
 602 */
 603 NTSTATUS smbsrv_push_passthru_search(TALLOC_CTX *mem_ctx,
 604                                      DATA_BLOB *blob,
 605                                      enum smb_search_data_level level,
 606                                      const union smb_search_data *file,
 607                                      int default_str_flags)
 608 {
 609         uint8_t *data;
 610         uint_t ofs = blob->length;
 611
 612         switch (level) {
 613         case RAW_SEARCH_DATA_DIRECTORY_INFO:
 614                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 64));
 615                 data = blob->data + ofs;
 616                 SIVAL(data,          4, file->directory_info.file_index);
 617                 push_nttime(data,    8, file->directory_info.create_time);
 618                 push_nttime(data,   16, file->directory_info.access_time);
 619                 push_nttime(data,   24, file->directory_info.write_time);
 620                 push_nttime(data,   32, file->directory_info.change_time);
 621                 SBVAL(data,         40, file->directory_info.size);
 622                 SBVAL(data,         48, file->directory_info.alloc_size);
 623                 SIVAL(data,         56, file->directory_info.attrib);
 624                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->directory_info.name.s,
 625                                                      ofs + 60, default_str_flags,
 626                                                      STR_TERMINATE_ASCII));
 627                 BLOB_ALIGN(blob, 8);
 628                 data = blob->data + ofs;
 629                 SIVAL(data,          0, blob->length - ofs);
 630                 return NT_STATUS_OK;
 631
 632         case RAW_SEARCH_DATA_FULL_DIRECTORY_INFO:
 633                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 68));
 634                 data = blob->data + ofs;
 635                 SIVAL(data,          4, file->full_directory_info.file_index);
 636                 push_nttime(data,    8, file->full_directory_info.create_time);
 637                 push_nttime(data,   16, file->full_directory_info.access_time);
 638                 push_nttime(data,   24, file->full_directory_info.write_time);
 639                 push_nttime(data,   32, file->full_directory_info.change_time);
 640                 SBVAL(data,         40, file->full_directory_info.size);
 641                 SBVAL(data,         48, file->full_directory_info.alloc_size);
 642                 SIVAL(data,         56, file->full_directory_info.attrib);
 643                 SIVAL(data,         64, file->full_directory_info.ea_size);
 644                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->full_directory_info.name.s,
 645                                                      ofs + 60, default_str_flags,
 646                                                      STR_TERMINATE_ASCII));
 647                 BLOB_ALIGN(blob, 8);
 648                 data = blob->data + ofs;
 649                 SIVAL(data,          0, blob->length - ofs);
 650                 return NT_STATUS_OK;
 651
 652         case RAW_SEARCH_DATA_NAME_INFO:
 653                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 12));
 654                 data = blob->data + ofs;
 655                 SIVAL(data,          4, file->name_info.file_index);
 656                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->name_info.name.s,
 657                                                      ofs + 8, default_str_flags,
 658                                                      STR_TERMINATE_ASCII));
 659                 BLOB_ALIGN(blob, 8);
 660                 data = blob->data + ofs;
 661                 SIVAL(data,          0, blob->length - ofs);
 662                 return NT_STATUS_OK;
 663
 664         case RAW_SEARCH_DATA_BOTH_DIRECTORY_INFO:
 665                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 94));
 666                 data = blob->data + ofs;
 667                 SIVAL(data,          4, file->both_directory_info.file_index);
 668                 push_nttime(data,    8, file->both_directory_info.create_time);
 669                 push_nttime(data,   16, file->both_directory_info.access_time);
 670                 push_nttime(data,   24, file->both_directory_info.write_time);
 671                 push_nttime(data,   32, file->both_directory_info.change_time);
 672                 SBVAL(data,         40, file->both_directory_info.size);
 673                 SBVAL(data,         48, file->both_directory_info.alloc_size);
 674                 SIVAL(data,         56, file->both_directory_info.attrib);
 675                 SIVAL(data,         64, file->both_directory_info.ea_size);
 676                 SCVAL(data,         69, 0); /* reserved */
 677                 memset(data+70,0,24);
 678                 smbsrv_blob_push_string(mem_ctx, blob,
 679                                         68 + ofs, 70 + ofs,
 680                                         file->both_directory_info.short_name.s,
 681                                         24, default_str_flags,
 682                                         STR_UNICODE | STR_LEN8BIT);
 683                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->both_directory_info.name.s,
 684                                                      ofs + 60, default_str_flags,
 685                                                      STR_TERMINATE_ASCII));
 686                 BLOB_ALIGN(blob, 8);
 687                 data = blob->data + ofs;
 688                 SIVAL(data,          0, blob->length - ofs);
 689                 return NT_STATUS_OK;
 690
 691         case RAW_SEARCH_DATA_ID_FULL_DIRECTORY_INFO:
 692                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 80));
 693                 data = blob->data + ofs;
 694                 SIVAL(data,          4, file->id_full_directory_info.file_index);
 695                 push_nttime(data,    8, file->id_full_directory_info.create_time);
 696                 push_nttime(data,   16, file->id_full_directory_info.access_time);
 697                 push_nttime(data,   24, file->id_full_directory_info.write_time);
 698                 push_nttime(data,   32, file->id_full_directory_info.change_time);
 699                 SBVAL(data,         40, file->id_full_directory_info.size);
 700                 SBVAL(data,         48, file->id_full_directory_info.alloc_size);
 701                 SIVAL(data,         56, file->id_full_directory_info.attrib);
 702                 SIVAL(data,         64, file->id_full_directory_info.ea_size);
 703                 SIVAL(data,         68, 0); /* padding */
 704                 SBVAL(data,         72, file->id_full_directory_info.file_id);
 705                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->id_full_directory_info.name.s,
 706                                                      ofs + 60, default_str_flags,
 707                                                      STR_TERMINATE_ASCII));
 708                 BLOB_ALIGN(blob, 8);
 709                 data = blob->data + ofs;
 710                 SIVAL(data,          0, blob->length - ofs);
 711                 return NT_STATUS_OK;
 712
 713         case RAW_SEARCH_DATA_ID_BOTH_DIRECTORY_INFO:
 714                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 104));
 715                 data = blob->data + ofs;
 716                 SIVAL(data,          4, file->id_both_directory_info.file_index);
 717                 push_nttime(data,    8, file->id_both_directory_info.create_time);
 718                 push_nttime(data,   16, file->id_both_directory_info.access_time);
 719                 push_nttime(data,   24, file->id_both_directory_info.write_time);
 720                 push_nttime(data,   32, file->id_both_directory_info.change_time);
 721                 SBVAL(data,         40, file->id_both_directory_info.size);
 722                 SBVAL(data,         48, file->id_both_directory_info.alloc_size);
 723                 SIVAL(data,         56, file->id_both_directory_info.attrib);
 724                 SIVAL(data,         64, file->id_both_directory_info.ea_size);
 725                 SCVAL(data,         69, 0); /* reserved */
 726                 memset(data+70,0,26);
 727                 smbsrv_blob_push_string(mem_ctx, blob,
 728                                         68 + ofs, 70 + ofs,
 729                                         file->id_both_directory_info.short_name.s,
 730                                         24, default_str_flags,
 731                                         STR_UNICODE | STR_LEN8BIT);
 732                 SBVAL(data,         96, file->id_both_directory_info.file_id);
 733                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->id_both_directory_info.name.s,
 734                                                      ofs + 60, default_str_flags,
 735                                                      STR_TERMINATE_ASCII));
 736                 BLOB_ALIGN(blob, 8);
 737                 data = blob->data + ofs;
 738                 SIVAL(data,          0, blob->length - ofs);
 739                 return NT_STATUS_OK;
 740
 741         default:
 742                 return NT_STATUS_INVALID_LEVEL;
 743         }
 744
 745         return NT_STATUS_INVALID_LEVEL;
 746 }