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 "smb_server/smb_server.h"
  23 #include "librpc/gen_ndr/ndr_misc.h"
  24 #include "libcli/raw/libcliraw.h"
  25 #include "libcli/raw/raw_proto.h"
  26
  27 #define BLOB_CHECK(cmd) do { \
  28         NTSTATUS _status; \
  29         _status = cmd; \
  30         NT_STATUS_NOT_OK_RETURN(_status); \
  31 } while (0)
  32
  33 #define BLOB_CHECK_MIN_SIZE(blob, size) do { \
  34         if ((blob)->length < (size)) { \
  35                 return NT_STATUS_INVALID_PARAMETER; \
  36         } \
  37 } while (0)
  38
  39
  40 /* align the end of the blob on an 8 byte boundary */
  41 #define BLOB_ALIGN(blob, alignment) do { \
  42         if ((blob)->length & ((alignment)-1)) { \
  43                 uint8_t _pad = (alignment) - ((blob)->length & ((alignment)-1)); \
  44                 BLOB_CHECK(smbsrv_blob_fill_data(blob, blob, (blob)->length+_pad)); \
  45         } \
  46 } while (0)
  47
  48 /* grow the data size of a trans2 reply */
  49 NTSTATUS smbsrv_blob_grow_data(TALLOC_CTX *mem_ctx,
  50                                DATA_BLOB *blob,
  51                                uint32_t new_size)
  52 {
  53         if (new_size > blob->length) {
  54                 uint8_t *p;
  55                 p = talloc_realloc(mem_ctx, blob->data, uint8_t, new_size);
  56                 NT_STATUS_HAVE_NO_MEMORY(p);
  57                 blob->data = p;
  58         }
  59         blob->length = new_size;
  60         return NT_STATUS_OK;
  61 }
  62
  63 /* grow the data, zero filling any new bytes */
  64 NTSTATUS smbsrv_blob_fill_data(TALLOC_CTX *mem_ctx,
  65                                DATA_BLOB *blob,
  66                                uint32_t new_size)
  67 {
  68         uint32_t old_size = blob->length;
  69         BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, new_size));
  70         if (new_size > old_size) {
  71                 memset(blob->data + old_size, 0, new_size - old_size);
  72         }
  73         return NT_STATUS_OK;
  74 }
  75
  76 /*
  77   pull a string from a blob in a trans2 request
  78 */
  79 size_t smbsrv_blob_pull_string(struct request_bufinfo *bufinfo,
  80                                const DATA_BLOB *blob,
  81                                uint16_t offset,
  82                                const char **str,
  83                                int flags)
  84 {
  85         *str = NULL;
  86         /* we use STR_NO_RANGE_CHECK because the params are allocated
  87            separately in a DATA_BLOB, so we need to do our own range
  88            checking */
  89         if (offset >= blob->length) {
  90                 return 0;
  91         }
  92
  93         return req_pull_string(bufinfo, str,
  94                                blob->data + offset,
  95                                blob->length - offset,
  96                                STR_NO_RANGE_CHECK | flags);
  97 }
  98
  99 /*
 100   push a string into the data section of a trans2 request
 101   return the number of bytes consumed in the output
 102 */
 103 static ssize_t smbsrv_blob_push_string(TALLOC_CTX *mem_ctx,
 104                                        DATA_BLOB *blob,
 105                                        uint32_t len_offset,
 106                                        uint32_t offset,
 107                                        const char *str,
 108                                        int dest_len,
 109                                        int default_flags,
 110                                        int flags)
 111 {
 112         int alignment = 0, ret = 0, pkt_len;
 113
 114         /* we use STR_NO_RANGE_CHECK because the params are allocated
 115            separately in a DATA_BLOB, so we need to do our own range
 116            checking */
 117         if (!str || offset >= blob->length) {
 118                 if (flags & STR_LEN8BIT) {
 119                         SCVAL(blob->data, len_offset, 0);
 120                 } else {
 121                         SIVAL(blob->data, len_offset, 0);
 122                 }
 123                 return 0;
 124         }
 125
 126         flags |= STR_NO_RANGE_CHECK;
 127
 128         if (dest_len == -1 || (dest_len > blob->length - offset)) {
 129                 dest_len = blob->length - offset;
 130         }
 131
 132         if (!(flags & (STR_ASCII|STR_UNICODE))) {
 133                 flags |= default_flags;
 134         }
 135
 136         if ((offset&1) && (flags & STR_UNICODE) && !(flags & STR_NOALIGN)) {
 137                 alignment = 1;
 138                 if (dest_len > 0) {
 139                         SCVAL(blob->data + offset, 0, 0);
 140                         ret = push_string(blob->data + offset + 1, str, dest_len-1, flags);
 141                 }
 142         } else {
 143                 ret = push_string(blob->data + offset, str, dest_len, flags);
 144         }
 145         if (ret == -1) {
 146                 return -1;
 147         }
 148
 149         /* sometimes the string needs to be terminated, but the length
 150            on the wire must not include the termination! */
 151         pkt_len = ret;
 152
 153         if ((flags & STR_LEN_NOTERM) && (flags & STR_TERMINATE)) {
 154                 if ((flags & STR_UNICODE) && ret >= 2) {
 155                         pkt_len = ret-2;
 156                 }
 157                 if ((flags & STR_ASCII) && ret >= 1) {
 158                         pkt_len = ret-1;
 159                 }
 160         }
 161
 162         if (flags & STR_LEN8BIT) {
 163                 SCVAL(blob->data, len_offset, pkt_len);
 164         } else {
 165                 SIVAL(blob->data, len_offset, pkt_len);
 166         }
 167
 168         return ret + alignment;
 169 }
 170
 171 /*
 172   append a string to the data section of a trans2 reply
 173   len_offset points to the place in the packet where the length field
 174   should go
 175 */
 176 NTSTATUS smbsrv_blob_append_string(TALLOC_CTX *mem_ctx,
 177                                    DATA_BLOB *blob,
 178                                    const char *str,
 179                                    unsigned int len_offset,
 180                                    int default_flags,
 181                                    int flags)
 182 {
 183         ssize_t ret;
 184         uint32_t offset;
 185         const int max_bytes_per_char = 3;
 186
 187         offset = blob->length;
 188         BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, offset + (2+strlen_m(str))*max_bytes_per_char));
 189         ret = smbsrv_blob_push_string(mem_ctx, blob, len_offset, offset, str, -1, default_flags, flags);
 190         if (ret < 0) {
 191                 return NT_STATUS_FOOBAR;
 192         }
 193         BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, offset + ret));
 194         return NT_STATUS_OK;
 195 }
 196
 197 NTSTATUS smbsrv_push_passthru_fsinfo(TALLOC_CTX *mem_ctx,
 198                                      DATA_BLOB *blob,
 199                                      enum smb_fsinfo_level level,
 200                                      union smb_fsinfo *fsinfo,
 201                                      int default_str_flags)
 202 {
 203         unsigned int i;
 204         DATA_BLOB guid_blob;
 205
 206         switch (level) {
 207         case RAW_QFS_VOLUME_INFORMATION:
 208                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 18));
 209
 210                 push_nttime(blob->data, 0, fsinfo->volume_info.out.create_time);
 211                 SIVAL(blob->data,       8, fsinfo->volume_info.out.serial_number);
 212                 SSVAL(blob->data,      16, 0); /* padding */
 213                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 214                                                      fsinfo->volume_info.out.volume_name.s,
 215                                                      12, default_str_flags,
 216                                                      STR_UNICODE));
 217
 218                 return NT_STATUS_OK;
 219
 220         case RAW_QFS_SIZE_INFORMATION:
 221                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 24));
 222
 223                 SBVAL(blob->data,  0, fsinfo->size_info.out.total_alloc_units);
 224                 SBVAL(blob->data,  8, fsinfo->size_info.out.avail_alloc_units);
 225                 SIVAL(blob->data, 16, fsinfo->size_info.out.sectors_per_unit);
 226                 SIVAL(blob->data, 20, fsinfo->size_info.out.bytes_per_sector);
 227
 228                 return NT_STATUS_OK;
 229
 230         case RAW_QFS_DEVICE_INFORMATION:
 231                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 8));
 232
 233                 SIVAL(blob->data,      0, fsinfo->device_info.out.device_type);
 234                 SIVAL(blob->data,      4, fsinfo->device_info.out.characteristics);
 235
 236                 return NT_STATUS_OK;
 237
 238         case RAW_QFS_ATTRIBUTE_INFORMATION:
 239                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 12));
 240
 241                 SIVAL(blob->data, 0, fsinfo->attribute_info.out.fs_attr);
 242                 SIVAL(blob->data, 4, fsinfo->attribute_info.out.max_file_component_length);
 243                 /* this must not be null terminated or win98 gets
 244                    confused!  also note that w2k3 returns this as
 245                    unicode even when ascii is negotiated */
 246                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 247                                                      fsinfo->attribute_info.out.fs_type.s,
 248                                                      8, default_str_flags,
 249                                                      STR_UNICODE));
 250                 return NT_STATUS_OK;
 251
 252
 253         case RAW_QFS_QUOTA_INFORMATION:
 254                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 48));
 255
 256                 SBVAL(blob->data,   0, fsinfo->quota_information.out.unknown[0]);
 257                 SBVAL(blob->data,   8, fsinfo->quota_information.out.unknown[1]);
 258                 SBVAL(blob->data,  16, fsinfo->quota_information.out.unknown[2]);
 259                 SBVAL(blob->data,  24, fsinfo->quota_information.out.quota_soft);
 260                 SBVAL(blob->data,  32, fsinfo->quota_information.out.quota_hard);
 261                 SBVAL(blob->data,  40, fsinfo->quota_information.out.quota_flags);
 262
 263                 return NT_STATUS_OK;
 264
 265
 266         case RAW_QFS_FULL_SIZE_INFORMATION:
 267                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 32));
 268
 269                 SBVAL(blob->data,  0, fsinfo->full_size_information.out.total_alloc_units);
 270                 SBVAL(blob->data,  8, fsinfo->full_size_information.out.call_avail_alloc_units);
 271                 SBVAL(blob->data, 16, fsinfo->full_size_information.out.actual_avail_alloc_units);
 272                 SIVAL(blob->data, 24, fsinfo->full_size_information.out.sectors_per_unit);
 273                 SIVAL(blob->data, 28, fsinfo->full_size_information.out.bytes_per_sector);
 274
 275                 return NT_STATUS_OK;
 276
 277         case RAW_QFS_OBJECTID_INFORMATION: {
 278                 NTSTATUS status;
 279
 280                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 64));
 281
 282                 status = GUID_to_ndr_blob(&fsinfo->objectid_information.out.guid, mem_ctx, &guid_blob);
 283                 if (!NT_STATUS_IS_OK(status)) {
 284                         BLOB_CHECK(status);
 285                 }
 286
 287                 memcpy(blob->data, guid_blob.data, guid_blob.length);
 288
 289                 for (i=0;i<6;i++) {
 290                         SBVAL(blob->data, 16 + 8*i, fsinfo->objectid_information.out.unknown[i]);
 291                 }
 292
 293                 return NT_STATUS_OK;
 294         }
 295
 296         case RAW_QFS_SECTOR_SIZE_INFORMATION:
 297                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 28));
 298                 SIVAL(blob->data,  0,
 299                       fsinfo->sector_size_info.out.logical_bytes_per_sector);
 300                 SIVAL(blob->data,  4,
 301                      fsinfo->sector_size_info.out.phys_bytes_per_sector_atomic);
 302                 SIVAL(blob->data,  8,
 303                       fsinfo->sector_size_info.out.phys_bytes_per_sector_perf);
 304                 SIVAL(blob->data, 12,
 305                       fsinfo->sector_size_info.out.fs_effective_phys_bytes_per_sector_atomic);
 306                 SIVAL(blob->data, 16,
 307                       fsinfo->sector_size_info.out.flags);
 308                 SIVAL(blob->data, 20,
 309                       fsinfo->sector_size_info.out.byte_off_sector_align);
 310                 SIVAL(blob->data, 24,
 311                       fsinfo->sector_size_info.out.byte_off_partition_align);
 312
 313                 return NT_STATUS_OK;
 314
 315         default:
 316                 return NT_STATUS_INVALID_LEVEL;
 317         }
 318 }
 319
 320 NTSTATUS smbsrv_push_passthru_fileinfo(TALLOC_CTX *mem_ctx,
 321                                        DATA_BLOB *blob,
 322                                        enum smb_fileinfo_level level,
 323                                        union smb_fileinfo *st,
 324                                        int default_str_flags)
 325 {
 326         unsigned int i;
 327         size_t list_size;
 328
 329         switch (level) {
 330         case RAW_FILEINFO_BASIC_INFORMATION:
 331                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 40));
 332
 333                 push_nttime(blob->data,  0, st->basic_info.out.create_time);
 334                 push_nttime(blob->data,  8, st->basic_info.out.access_time);
 335                 push_nttime(blob->data, 16, st->basic_info.out.write_time);
 336                 push_nttime(blob->data, 24, st->basic_info.out.change_time);
 337                 SIVAL(blob->data,       32, st->basic_info.out.attrib);
 338                 SIVAL(blob->data,       36, 0); /* padding */
 339                 return NT_STATUS_OK;
 340
 341         case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:
 342                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 56));
 343
 344                 push_nttime(blob->data,  0, st->network_open_information.out.create_time);
 345                 push_nttime(blob->data,  8, st->network_open_information.out.access_time);
 346                 push_nttime(blob->data, 16, st->network_open_information.out.write_time);
 347                 push_nttime(blob->data, 24, st->network_open_information.out.change_time);
 348                 SBVAL(blob->data,       32, st->network_open_information.out.alloc_size);
 349                 SBVAL(blob->data,       40, st->network_open_information.out.size);
 350                 SIVAL(blob->data,       48, st->network_open_information.out.attrib);
 351                 SIVAL(blob->data,       52, 0); /* padding */
 352                 return NT_STATUS_OK;
 353
 354         case RAW_FILEINFO_STANDARD_INFORMATION:
 355                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 24));
 356
 357                 SBVAL(blob->data,  0, st->standard_info.out.alloc_size);
 358                 SBVAL(blob->data,  8, st->standard_info.out.size);
 359                 SIVAL(blob->data, 16, st->standard_info.out.nlink);
 360                 SCVAL(blob->data, 20, st->standard_info.out.delete_pending);
 361                 SCVAL(blob->data, 21, st->standard_info.out.directory);
 362                 SSVAL(blob->data, 22, 0); /* padding */
 363                 return NT_STATUS_OK;
 364
 365         case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
 366                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 8));
 367
 368                 SIVAL(blob->data,  0, st->attribute_tag_information.out.attrib);
 369                 SIVAL(blob->data,  4, st->attribute_tag_information.out.reparse_tag);
 370                 return NT_STATUS_OK;
 371
 372         case RAW_FILEINFO_EA_INFORMATION:
 373                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 374
 375                 SIVAL(blob->data,  0, st->ea_info.out.ea_size);
 376                 return NT_STATUS_OK;
 377
 378         case RAW_FILEINFO_MODE_INFORMATION:
 379                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 380
 381                 SIVAL(blob->data,  0, st->mode_information.out.mode);
 382                 return NT_STATUS_OK;
 383
 384         case RAW_FILEINFO_ALIGNMENT_INFORMATION:
 385                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 386
 387                 SIVAL(blob->data,  0,
 388                       st->alignment_information.out.alignment_requirement);
 389                 return NT_STATUS_OK;
 390
 391         case RAW_FILEINFO_ACCESS_INFORMATION:
 392                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 393
 394                 SIVAL(blob->data,  0, st->access_information.out.access_flags);
 395                 return NT_STATUS_OK;
 396
 397         case RAW_FILEINFO_POSITION_INFORMATION:
 398                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 8));
 399
 400                 SBVAL(blob->data,  0, st->position_information.out.position);
 401                 return NT_STATUS_OK;
 402
 403         case RAW_FILEINFO_COMPRESSION_INFORMATION:
 404                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 16));
 405
 406                 SBVAL(blob->data,  0, st->compression_info.out.compressed_size);
 407                 SSVAL(blob->data,  8, st->compression_info.out.format);
 408                 SCVAL(blob->data, 10, st->compression_info.out.unit_shift);
 409                 SCVAL(blob->data, 11, st->compression_info.out.chunk_shift);
 410                 SCVAL(blob->data, 12, st->compression_info.out.cluster_shift);
 411                 SSVAL(blob->data, 13, 0); /* 3 bytes padding */
 412                 SCVAL(blob->data, 15, 0);
 413                 return NT_STATUS_OK;
 414
 415         case RAW_FILEINFO_INTERNAL_INFORMATION:
 416                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 8));
 417
 418                 SBVAL(blob->data,  0, st->internal_information.out.file_id);
 419                 return NT_STATUS_OK;
 420
 421         case RAW_FILEINFO_ALL_INFORMATION:
 422                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 72));
 423
 424                 push_nttime(blob->data,  0, st->all_info.out.create_time);
 425                 push_nttime(blob->data,  8, st->all_info.out.access_time);
 426                 push_nttime(blob->data, 16, st->all_info.out.write_time);
 427                 push_nttime(blob->data, 24, st->all_info.out.change_time);
 428                 SIVAL(blob->data,       32, st->all_info.out.attrib);
 429                 SIVAL(blob->data,       36, 0); /* padding */
 430                 SBVAL(blob->data,       40, st->all_info.out.alloc_size);
 431                 SBVAL(blob->data,       48, st->all_info.out.size);
 432                 SIVAL(blob->data,       56, st->all_info.out.nlink);
 433                 SCVAL(blob->data,       60, st->all_info.out.delete_pending);
 434                 SCVAL(blob->data,       61, st->all_info.out.directory);
 435                 SSVAL(blob->data,       62, 0); /* padding */
 436                 SIVAL(blob->data,       64, st->all_info.out.ea_size);
 437                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 438                                                      st->all_info.out.fname.s,
 439                                                      68, default_str_flags,
 440                                                      STR_UNICODE));
 441                 return NT_STATUS_OK;
 442
 443         case RAW_FILEINFO_NAME_INFORMATION:
 444                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 445
 446                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 447                                                      st->name_info.out.fname.s,
 448                                                      0, default_str_flags,
 449                                                      STR_UNICODE));
 450                 return NT_STATUS_OK;
 451
 452         case RAW_FILEINFO_ALT_NAME_INFORMATION:
 453                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 454
 455                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 456                                                      st->alt_name_info.out.fname.s,
 457                                                      0, default_str_flags,
 458                                                      STR_UNICODE));
 459                 return NT_STATUS_OK;
 460
 461         case RAW_FILEINFO_STREAM_INFORMATION:
 462                 for (i=0;i<st->stream_info.out.num_streams;i++) {
 463                         uint32_t data_size = blob->length;
 464                         uint8_t *data;
 465
 466                         BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, data_size + 24));
 467                         data = blob->data + data_size;
 468                         SBVAL(data,  8, st->stream_info.out.streams[i].size);
 469                         SBVAL(data, 16, st->stream_info.out.streams[i].alloc_size);
 470                         BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 471                                                              st->stream_info.out.streams[i].stream_name.s,
 472                                                              data_size + 4, default_str_flags,
 473                                                              STR_UNICODE));
 474                         if (i == st->stream_info.out.num_streams - 1) {
 475                                 SIVAL(blob->data, data_size, 0);
 476                         } else {
 477                                 BLOB_CHECK(smbsrv_blob_fill_data(mem_ctx, blob, (blob->length+7)&~7));
 478                                 SIVAL(blob->data, data_size,
 479                                       blob->length - data_size);
 480                         }
 481                 }
 482                 return NT_STATUS_OK;
 483
 484         case RAW_FILEINFO_SMB2_ALL_EAS:
 485                 /* if no eas are returned the backend should
 486                  * have returned NO_EAS_ON_FILE or NO_MORE_EAS
 487                  *
 488                  * so it's a programmer error if num_eas == 0
 489                  */
 490                 if (st->all_eas.out.num_eas == 0) {
 491                         smb_panic("0 eas for SMB2_ALL_EAS - programmer error in ntvfs backend");
 492                 }
 493
 494                 list_size = ea_list_size_chained(st->all_eas.out.num_eas,
 495                                                  st->all_eas.out.eas, 4);
 496                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, list_size));
 497
 498                 ea_put_list_chained(blob->data,
 499                                     st->all_eas.out.num_eas,
 500                                     st->all_eas.out.eas, 4);
 501                 return NT_STATUS_OK;
 502
 503         case RAW_FILEINFO_SMB2_ALL_INFORMATION:
 504                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 0x64));
 505
 506                 push_nttime(blob->data, 0x00, st->all_info2.out.create_time);
 507                 push_nttime(blob->data, 0x08, st->all_info2.out.access_time);
 508                 push_nttime(blob->data, 0x10, st->all_info2.out.write_time);
 509                 push_nttime(blob->data, 0x18, st->all_info2.out.change_time);
 510                 SIVAL(blob->data,       0x20, st->all_info2.out.attrib);
 511                 SIVAL(blob->data,       0x24, st->all_info2.out.unknown1);
 512                 SBVAL(blob->data,       0x28, st->all_info2.out.alloc_size);
 513                 SBVAL(blob->data,       0x30, st->all_info2.out.size);
 514                 SIVAL(blob->data,       0x38, st->all_info2.out.nlink);
 515                 SCVAL(blob->data,       0x3C, st->all_info2.out.delete_pending);
 516                 SCVAL(blob->data,       0x3D, st->all_info2.out.directory);
 517                 SSVAL(blob->data,       0x3E, 0); /* padding */
 518                 SBVAL(blob->data,       0x40, st->all_info2.out.file_id);
 519                 SIVAL(blob->data,       0x48, st->all_info2.out.ea_size);
 520                 SIVAL(blob->data,       0x4C, st->all_info2.out.access_mask);
 521                 SBVAL(blob->data,       0x50, st->all_info2.out.position);
 522                 SIVAL(blob->data,       0x58, st->all_info2.out.mode);
 523                 SIVAL(blob->data,       0x5C, st->all_info2.out.alignment_requirement);
 524                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 525                                                      st->all_info2.out.fname.s,
 526                                                      0x60, default_str_flags,
 527                                                      STR_UNICODE));
 528                 return NT_STATUS_OK;
 529
 530         default:
 531                 return NT_STATUS_INVALID_LEVEL;
 532         }
 533 }
 534
 535 NTSTATUS smbsrv_pull_passthru_sfileinfo(TALLOC_CTX *mem_ctx,
 536                                         enum smb_setfileinfo_level level,
 537                                         union smb_setfileinfo *st,
 538                                         const DATA_BLOB *blob,
 539                                         int default_str_flags,
 540                                         struct request_bufinfo *bufinfo)
 541 {
 542         uint32_t len, ofs;
 543         DATA_BLOB str_blob;
 544
 545         switch (level) {
 546         case SMB_SFILEINFO_BASIC_INFORMATION:
 547                 BLOB_CHECK_MIN_SIZE(blob, 40);
 548
 549                 st->basic_info.in.create_time = pull_nttime(blob->data,  0);
 550                 st->basic_info.in.access_time = pull_nttime(blob->data,  8);
 551                 st->basic_info.in.write_time =  pull_nttime(blob->data, 16);
 552                 st->basic_info.in.change_time = pull_nttime(blob->data, 24);
 553                 st->basic_info.in.attrib      = IVAL(blob->data,        32);
 554                 st->basic_info.in.reserved    = IVAL(blob->data,        36);
 555
 556                 return NT_STATUS_OK;
 557
 558         case SMB_SFILEINFO_DISPOSITION_INFORMATION:
 559                 BLOB_CHECK_MIN_SIZE(blob, 1);
 560
 561                 st->disposition_info.in.delete_on_close = CVAL(blob->data, 0);
 562
 563                 return NT_STATUS_OK;
 564
 565         case SMB_SFILEINFO_ALLOCATION_INFORMATION:
 566                 BLOB_CHECK_MIN_SIZE(blob, 8);
 567
 568                 st->allocation_info.in.alloc_size = BVAL(blob->data, 0);
 569
 570                 return NT_STATUS_OK;
 571
 572         case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
 573                 BLOB_CHECK_MIN_SIZE(blob, 8);
 574
 575                 st->end_of_file_info.in.size = BVAL(blob->data, 0);
 576
 577                 return NT_STATUS_OK;
 578
 579         case RAW_SFILEINFO_RENAME_INFORMATION:
 580                 if (!bufinfo) {
 581                         return NT_STATUS_INTERNAL_ERROR;
 582                 }
 583                 BLOB_CHECK_MIN_SIZE(blob, 12);
 584                 st->rename_information.in.overwrite = CVAL(blob->data, 0);
 585                 st->rename_information.in.root_fid  = IVAL(blob->data, 4);
 586                 len                                 = IVAL(blob->data, 8);
 587                 ofs                                 = 12;
 588                 str_blob = *blob;
 589                 str_blob.length = MIN(str_blob.length, ofs+len);
 590                 smbsrv_blob_pull_string(bufinfo, &str_blob, ofs,
 591                                         &st->rename_information.in.new_name,
 592                                         STR_UNICODE);
 593                 if (st->rename_information.in.new_name == NULL) {
 594                         return NT_STATUS_FOOBAR;
 595                 }
 596
 597                 return NT_STATUS_OK;
 598
 599
 600         case RAW_SFILEINFO_LINK_INFORMATION:
 601                 if (!bufinfo) {
 602                         return NT_STATUS_INTERNAL_ERROR;
 603                 }
 604                 BLOB_CHECK_MIN_SIZE(blob, 20);
 605                 st->link_information.in.overwrite = CVAL(blob->data, 0);
 606                 st->link_information.in.root_fid  = IVAL(blob->data, 8);
 607                 len                                 = IVAL(blob->data, 16);
 608                 ofs                                 = 20;
 609                 str_blob = *blob;
 610                 str_blob.length = MIN(str_blob.length, ofs+len);
 611                 smbsrv_blob_pull_string(bufinfo, &str_blob, ofs,
 612                                         &st->link_information.in.new_name,
 613                                         STR_UNICODE);
 614                 if (st->link_information.in.new_name == NULL) {
 615                         return NT_STATUS_FOOBAR;
 616                 }
 617
 618                 return NT_STATUS_OK;
 619
 620         case RAW_SFILEINFO_RENAME_INFORMATION_SMB2:
 621                 /* SMB2 uses a different format for rename information */
 622                 if (!bufinfo) {
 623                         return NT_STATUS_INTERNAL_ERROR;
 624                 }
 625                 BLOB_CHECK_MIN_SIZE(blob, 20);
 626                 st->rename_information.in.overwrite = CVAL(blob->data, 0);
 627                 st->rename_information.in.root_fid  = BVAL(blob->data, 8);
 628                 len                                 = IVAL(blob->data,16);
 629                 ofs                                 = 20;
 630                 str_blob = *blob;
 631                 str_blob.length = MIN(str_blob.length, ofs+len);
 632                 smbsrv_blob_pull_string(bufinfo, &str_blob, ofs,
 633                                         &st->rename_information.in.new_name,
 634                                         STR_UNICODE);
 635                 if (st->rename_information.in.new_name == NULL) {
 636                         return NT_STATUS_FOOBAR;
 637                 }
 638
 639                 return NT_STATUS_OK;
 640
 641         case RAW_SFILEINFO_POSITION_INFORMATION:
 642                 BLOB_CHECK_MIN_SIZE(blob, 8);
 643
 644                 st->position_information.in.position = BVAL(blob->data, 0);
 645
 646                 return NT_STATUS_OK;
 647
 648         case RAW_SFILEINFO_FULL_EA_INFORMATION:
 649                 return ea_pull_list_chained(blob,
 650                                             mem_ctx,
 651                                         &st->full_ea_information.in.eas.num_eas,
 652                                         &st->full_ea_information.in.eas.eas);
 653
 654         case RAW_SFILEINFO_MODE_INFORMATION:
 655                 BLOB_CHECK_MIN_SIZE(blob, 4);
 656
 657                 st->mode_information.in.mode = IVAL(blob->data, 0);
 658
 659                 return NT_STATUS_OK;
 660
 661         default:
 662                 return NT_STATUS_INVALID_LEVEL;
 663         }
 664 }
 665
 666 /*
 667   fill a single entry in a trans2 find reply
 668 */
 669 NTSTATUS smbsrv_push_passthru_search(TALLOC_CTX *mem_ctx,
 670                                      DATA_BLOB *blob,
 671                                      enum smb_search_data_level level,
 672                                      const union smb_search_data *file,
 673                                      int default_str_flags)
 674 {
 675         uint8_t *data;
 676         unsigned int ofs = blob->length;
 677
 678         switch (level) {
 679         case RAW_SEARCH_DATA_DIRECTORY_INFO:
 680                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 64));
 681                 data = blob->data + ofs;
 682                 SIVAL(data,          4, file->directory_info.file_index);
 683                 push_nttime(data,    8, file->directory_info.create_time);
 684                 push_nttime(data,   16, file->directory_info.access_time);
 685                 push_nttime(data,   24, file->directory_info.write_time);
 686                 push_nttime(data,   32, file->directory_info.change_time);
 687                 SBVAL(data,         40, file->directory_info.size);
 688                 SBVAL(data,         48, file->directory_info.alloc_size);
 689                 SIVAL(data,         56, file->directory_info.attrib);
 690                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->directory_info.name.s,
 691                                                      ofs + 60, default_str_flags,
 692                                                      STR_TERMINATE_ASCII));
 693                 BLOB_ALIGN(blob, 8);
 694                 data = blob->data + ofs;
 695                 SIVAL(data,          0, blob->length - ofs);
 696                 return NT_STATUS_OK;
 697
 698         case RAW_SEARCH_DATA_FULL_DIRECTORY_INFO:
 699                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 68));
 700                 data = blob->data + ofs;
 701                 SIVAL(data,          4, file->full_directory_info.file_index);
 702                 push_nttime(data,    8, file->full_directory_info.create_time);
 703                 push_nttime(data,   16, file->full_directory_info.access_time);
 704                 push_nttime(data,   24, file->full_directory_info.write_time);
 705                 push_nttime(data,   32, file->full_directory_info.change_time);
 706                 SBVAL(data,         40, file->full_directory_info.size);
 707                 SBVAL(data,         48, file->full_directory_info.alloc_size);
 708                 SIVAL(data,         56, file->full_directory_info.attrib);
 709                 SIVAL(data,         64, file->full_directory_info.ea_size);
 710                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->full_directory_info.name.s,
 711                                                      ofs + 60, default_str_flags,
 712                                                      STR_TERMINATE_ASCII));
 713                 BLOB_ALIGN(blob, 8);
 714                 data = blob->data + ofs;
 715                 SIVAL(data,          0, blob->length - ofs);
 716                 return NT_STATUS_OK;
 717
 718         case RAW_SEARCH_DATA_NAME_INFO:
 719                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 12));
 720                 data = blob->data + ofs;
 721                 SIVAL(data,          4, file->name_info.file_index);
 722                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->name_info.name.s,
 723                                                      ofs + 8, default_str_flags,
 724                                                      STR_TERMINATE_ASCII));
 725                 BLOB_ALIGN(blob, 8);
 726                 data = blob->data + ofs;
 727                 SIVAL(data,          0, blob->length - ofs);
 728                 return NT_STATUS_OK;
 729
 730         case RAW_SEARCH_DATA_BOTH_DIRECTORY_INFO:
 731                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 94));
 732                 data = blob->data + ofs;
 733                 SIVAL(data,          4, file->both_directory_info.file_index);
 734                 push_nttime(data,    8, file->both_directory_info.create_time);
 735                 push_nttime(data,   16, file->both_directory_info.access_time);
 736                 push_nttime(data,   24, file->both_directory_info.write_time);
 737                 push_nttime(data,   32, file->both_directory_info.change_time);
 738                 SBVAL(data,         40, file->both_directory_info.size);
 739                 SBVAL(data,         48, file->both_directory_info.alloc_size);
 740                 SIVAL(data,         56, file->both_directory_info.attrib);
 741                 SIVAL(data,         64, file->both_directory_info.ea_size);
 742                 SCVAL(data,         69, 0); /* reserved */
 743                 memset(data+70,0,24);
 744                 smbsrv_blob_push_string(mem_ctx, blob,
 745                                         68 + ofs, 70 + ofs,
 746                                         file->both_directory_info.short_name.s,
 747                                         24, default_str_flags,
 748                                         STR_UNICODE | STR_LEN8BIT);
 749                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->both_directory_info.name.s,
 750                                                      ofs + 60, default_str_flags,
 751                                                      STR_TERMINATE_ASCII));
 752                 BLOB_ALIGN(blob, 8);
 753                 data = blob->data + ofs;
 754                 SIVAL(data,          0, blob->length - ofs);
 755                 return NT_STATUS_OK;
 756
 757         case RAW_SEARCH_DATA_ID_FULL_DIRECTORY_INFO:
 758                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 80));
 759                 data = blob->data + ofs;
 760                 SIVAL(data,          4, file->id_full_directory_info.file_index);
 761                 push_nttime(data,    8, file->id_full_directory_info.create_time);
 762                 push_nttime(data,   16, file->id_full_directory_info.access_time);
 763                 push_nttime(data,   24, file->id_full_directory_info.write_time);
 764                 push_nttime(data,   32, file->id_full_directory_info.change_time);
 765                 SBVAL(data,         40, file->id_full_directory_info.size);
 766                 SBVAL(data,         48, file->id_full_directory_info.alloc_size);
 767                 SIVAL(data,         56, file->id_full_directory_info.attrib);
 768                 SIVAL(data,         64, file->id_full_directory_info.ea_size);
 769                 SIVAL(data,         68, 0); /* padding */
 770                 SBVAL(data,         72, file->id_full_directory_info.file_id);
 771                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->id_full_directory_info.name.s,
 772                                                      ofs + 60, default_str_flags,
 773                                                      STR_TERMINATE_ASCII));
 774                 BLOB_ALIGN(blob, 8);
 775                 data = blob->data + ofs;
 776                 SIVAL(data,          0, blob->length - ofs);
 777                 return NT_STATUS_OK;
 778
 779         case RAW_SEARCH_DATA_ID_BOTH_DIRECTORY_INFO:
 780                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 104));
 781                 data = blob->data + ofs;
 782                 SIVAL(data,          4, file->id_both_directory_info.file_index);
 783                 push_nttime(data,    8, file->id_both_directory_info.create_time);
 784                 push_nttime(data,   16, file->id_both_directory_info.access_time);
 785                 push_nttime(data,   24, file->id_both_directory_info.write_time);
 786                 push_nttime(data,   32, file->id_both_directory_info.change_time);
 787                 SBVAL(data,         40, file->id_both_directory_info.size);
 788                 SBVAL(data,         48, file->id_both_directory_info.alloc_size);
 789                 SIVAL(data,         56, file->id_both_directory_info.attrib);
 790                 SIVAL(data,         64, file->id_both_directory_info.ea_size);
 791                 SCVAL(data,         69, 0); /* reserved */
 792                 memset(data+70,0,26);
 793                 smbsrv_blob_push_string(mem_ctx, blob,
 794                                         68 + ofs, 70 + ofs,
 795                                         file->id_both_directory_info.short_name.s,
 796                                         24, default_str_flags,
 797                                         STR_UNICODE | STR_LEN8BIT);
 798                 SBVAL(data,         96, file->id_both_directory_info.file_id);
 799                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->id_both_directory_info.name.s,
 800                                                      ofs + 60, default_str_flags,
 801                                                      STR_TERMINATE_ASCII));
 802                 BLOB_ALIGN(blob, 8);
 803                 data = blob->data + ofs;
 804                 SIVAL(data,          0, blob->length - ofs);
 805                 return NT_STATUS_OK;
 806
 807         default:
 808                 return NT_STATUS_INVALID_LEVEL;
 809         }
 810 }