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 #include "libcli/raw/raw_proto.h"
  28 #include "param/param.h"
  29
  30 #define BLOB_CHECK(cmd) do { \
  31         NTSTATUS _status; \
  32         _status = cmd; \
  33         NT_STATUS_NOT_OK_RETURN(_status); \
  34 } while (0)
  35
  36 #define BLOB_CHECK_MIN_SIZE(blob, size) do { \
  37         if ((blob)->length < (size)) { \
  38                 return NT_STATUS_INFO_LENGTH_MISMATCH; \
  39         } \
  40 } while (0)
  41
  42
  43 /* align the end of the blob on an 8 byte boundary */
  44 #define BLOB_ALIGN(blob, alignment) do { \
  45         if ((blob)->length & ((alignment)-1)) { \
  46                 uint8_t _pad = (alignment) - ((blob)->length & ((alignment)-1)); \
  47                 BLOB_CHECK(smbsrv_blob_fill_data(blob, blob, (blob)->length+_pad)); \
  48         } \
  49 } while (0)
  50
  51 /* grow the data size of a trans2 reply */
  52 NTSTATUS smbsrv_blob_grow_data(TALLOC_CTX *mem_ctx,
  53                                DATA_BLOB *blob,
  54                                uint32_t new_size)
  55 {
  56         if (new_size > blob->length) {
  57                 uint8_t *p;
  58                 p = talloc_realloc(mem_ctx, blob->data, uint8_t, new_size);
  59                 NT_STATUS_HAVE_NO_MEMORY(p);
  60                 blob->data = p;
  61         }
  62         blob->length = new_size;
  63         return NT_STATUS_OK;
  64 }
  65
  66 /* grow the data, zero filling any new bytes */
  67 NTSTATUS smbsrv_blob_fill_data(TALLOC_CTX *mem_ctx,
  68                                DATA_BLOB *blob,
  69                                uint32_t new_size)
  70 {
  71         uint32_t old_size = blob->length;
  72         BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, new_size));
  73         if (new_size > old_size) {
  74                 memset(blob->data + old_size, 0, new_size - old_size);
  75         }
  76         return NT_STATUS_OK;
  77 }
  78
  79 /*
  80   pull a string from a blob in a trans2 request
  81 */
  82 size_t smbsrv_blob_pull_string(struct request_bufinfo *bufinfo,
  83                                const DATA_BLOB *blob,
  84                                uint16_t offset,
  85                                const char **str,
  86                                int flags)
  87 {
  88         *str = NULL;
  89         /* we use STR_NO_RANGE_CHECK because the params are allocated
  90            separately in a DATA_BLOB, so we need to do our own range
  91            checking */
  92         if (offset >= blob->length) {
  93                 return 0;
  94         }
  95
  96         return req_pull_string(bufinfo, str,
  97                                blob->data + offset,
  98                                blob->length - offset,
  99                                STR_NO_RANGE_CHECK | flags);
 100 }
 101
 102 /*
 103   push a string into the data section of a trans2 request
 104   return the number of bytes consumed in the output
 105 */
 106 size_t smbsrv_blob_push_string(TALLOC_CTX *mem_ctx,
 107                                DATA_BLOB *blob,
 108                                uint32_t len_offset,
 109                                uint32_t offset,
 110                                const char *str,
 111                                int dest_len,
 112                                int default_flags,
 113                                int flags)
 114 {
 115         int alignment = 0, ret = 0, pkt_len;
 116
 117         /* we use STR_NO_RANGE_CHECK because the params are allocated
 118            separately in a DATA_BLOB, so we need to do our own range
 119            checking */
 120         if (!str || offset >= blob->length) {
 121                 if (flags & STR_LEN8BIT) {
 122                         SCVAL(blob->data, len_offset, 0);
 123                 } else {
 124                         SIVAL(blob->data, len_offset, 0);
 125                 }
 126                 return 0;
 127         }
 128
 129         flags |= STR_NO_RANGE_CHECK;
 130
 131         if (dest_len == -1 || (dest_len > blob->length - offset)) {
 132                 dest_len = blob->length - offset;
 133         }
 134
 135         if (!(flags & (STR_ASCII|STR_UNICODE))) {
 136                 flags |= default_flags;
 137         }
 138
 139         if ((offset&1) && (flags & STR_UNICODE) && !(flags & STR_NOALIGN)) {
 140                 alignment = 1;
 141                 if (dest_len > 0) {
 142                         SCVAL(blob->data + offset, 0, 0);
 143                         ret = push_string(lp_iconv_convenience(global_loadparm), blob->data + offset + 1, str, dest_len-1, flags);
 144                 }
 145         } else {
 146                 ret = push_string(lp_iconv_convenience(global_loadparm), blob->data + offset, str, dest_len, flags);
 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                                    uint_t len_offset,
 180                                    int default_flags,
 181                                    int flags)
 182 {
 183         size_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         uint_t 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                 enum ndr_err_code ndr_err;
 279
 280                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 64));
 281
 282                 ndr_err = ndr_push_struct_blob(&guid_blob, mem_ctx, NULL,
 283                                                &fsinfo->objectid_information.out.guid,
 284                                                (ndr_push_flags_fn_t)ndr_push_GUID);
 285                 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
 286                         BLOB_CHECK(ndr_map_error2ntstatus(ndr_err));
 287                 }
 288
 289                 memcpy(blob->data, guid_blob.data, guid_blob.length);
 290
 291                 for (i=0;i<6;i++) {
 292                         SBVAL(blob->data, 16 + 8*i, fsinfo->objectid_information.out.unknown[i]);
 293                 }
 294
 295                 return NT_STATUS_OK;
 296         }
 297         default:
 298                 return NT_STATUS_INVALID_LEVEL;
 299         }
 300
 301         return NT_STATUS_INVALID_LEVEL;
 302 }
 303
 304 NTSTATUS smbsrv_push_passthru_fileinfo(TALLOC_CTX *mem_ctx,
 305                                        DATA_BLOB *blob,
 306                                        enum smb_fileinfo_level level,
 307                                        union smb_fileinfo *st,
 308                                        int default_str_flags)
 309 {
 310         uint_t i;
 311         size_t list_size;
 312
 313         switch (level) {
 314         case RAW_FILEINFO_BASIC_INFORMATION:
 315                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 40));
 316
 317                 push_nttime(blob->data,  0, st->basic_info.out.create_time);
 318                 push_nttime(blob->data,  8, st->basic_info.out.access_time);
 319                 push_nttime(blob->data, 16, st->basic_info.out.write_time);
 320                 push_nttime(blob->data, 24, st->basic_info.out.change_time);
 321                 SIVAL(blob->data,       32, st->basic_info.out.attrib);
 322                 SIVAL(blob->data,       36, 0); /* padding */
 323                 return NT_STATUS_OK;
 324
 325         case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:
 326                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 56));
 327
 328                 push_nttime(blob->data,  0, st->network_open_information.out.create_time);
 329                 push_nttime(blob->data,  8, st->network_open_information.out.access_time);
 330                 push_nttime(blob->data, 16, st->network_open_information.out.write_time);
 331                 push_nttime(blob->data, 24, st->network_open_information.out.change_time);
 332                 SBVAL(blob->data,       32, st->network_open_information.out.alloc_size);
 333                 SBVAL(blob->data,       40, st->network_open_information.out.size);
 334                 SIVAL(blob->data,       48, st->network_open_information.out.attrib);
 335                 SIVAL(blob->data,       52, 0); /* padding */
 336                 return NT_STATUS_OK;
 337
 338         case RAW_FILEINFO_STANDARD_INFORMATION:
 339                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 24));
 340
 341                 SBVAL(blob->data,  0, st->standard_info.out.alloc_size);
 342                 SBVAL(blob->data,  8, st->standard_info.out.size);
 343                 SIVAL(blob->data, 16, st->standard_info.out.nlink);
 344                 SCVAL(blob->data, 20, st->standard_info.out.delete_pending);
 345                 SCVAL(blob->data, 21, st->standard_info.out.directory);
 346                 SSVAL(blob->data, 22, 0); /* padding */
 347                 return NT_STATUS_OK;
 348
 349         case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
 350                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 8));
 351
 352                 SIVAL(blob->data,  0, st->attribute_tag_information.out.attrib);
 353                 SIVAL(blob->data,  4, st->attribute_tag_information.out.reparse_tag);
 354                 return NT_STATUS_OK;
 355
 356         case RAW_FILEINFO_EA_INFORMATION:
 357                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 358
 359                 SIVAL(blob->data,  0, st->ea_info.out.ea_size);
 360                 return NT_STATUS_OK;
 361
 362         case RAW_FILEINFO_MODE_INFORMATION:
 363                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 364
 365                 SIVAL(blob->data,  0, st->mode_information.out.mode);
 366                 return NT_STATUS_OK;
 367
 368         case RAW_FILEINFO_ALIGNMENT_INFORMATION:
 369                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 370
 371                 SIVAL(blob->data,  0,
 372                       st->alignment_information.out.alignment_requirement);
 373                 return NT_STATUS_OK;
 374
 375         case RAW_FILEINFO_ACCESS_INFORMATION:
 376                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 377
 378                 SIVAL(blob->data,  0, st->access_information.out.access_flags);
 379                 return NT_STATUS_OK;
 380
 381         case RAW_FILEINFO_POSITION_INFORMATION:
 382                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 8));
 383
 384                 SBVAL(blob->data,  0, st->position_information.out.position);
 385                 return NT_STATUS_OK;
 386
 387         case RAW_FILEINFO_COMPRESSION_INFORMATION:
 388                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 16));
 389
 390                 SBVAL(blob->data,  0, st->compression_info.out.compressed_size);
 391                 SSVAL(blob->data,  8, st->compression_info.out.format);
 392                 SCVAL(blob->data, 10, st->compression_info.out.unit_shift);
 393                 SCVAL(blob->data, 11, st->compression_info.out.chunk_shift);
 394                 SCVAL(blob->data, 12, st->compression_info.out.cluster_shift);
 395                 SSVAL(blob->data, 13, 0); /* 3 bytes padding */
 396                 SCVAL(blob->data, 15, 0);
 397                 return NT_STATUS_OK;
 398
 399         case RAW_FILEINFO_INTERNAL_INFORMATION:
 400                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 8));
 401
 402                 SBVAL(blob->data,  0, st->internal_information.out.file_id);
 403                 return NT_STATUS_OK;
 404
 405         case RAW_FILEINFO_ALL_INFORMATION:
 406                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 72));
 407
 408                 push_nttime(blob->data,  0, st->all_info.out.create_time);
 409                 push_nttime(blob->data,  8, st->all_info.out.access_time);
 410                 push_nttime(blob->data, 16, st->all_info.out.write_time);
 411                 push_nttime(blob->data, 24, st->all_info.out.change_time);
 412                 SIVAL(blob->data,       32, st->all_info.out.attrib);
 413                 SIVAL(blob->data,       36, 0); /* padding */
 414                 SBVAL(blob->data,       40, st->all_info.out.alloc_size);
 415                 SBVAL(blob->data,       48, st->all_info.out.size);
 416                 SIVAL(blob->data,       56, st->all_info.out.nlink);
 417                 SCVAL(blob->data,       60, st->all_info.out.delete_pending);
 418                 SCVAL(blob->data,       61, st->all_info.out.directory);
 419                 SSVAL(blob->data,       62, 0); /* padding */
 420                 SIVAL(blob->data,       64, st->all_info.out.ea_size);
 421                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 422                                                      st->all_info.out.fname.s,
 423                                                      68, default_str_flags,
 424                                                      STR_UNICODE));
 425                 return NT_STATUS_OK;
 426
 427         case RAW_FILEINFO_NAME_INFORMATION:
 428                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 429
 430                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 431                                                      st->name_info.out.fname.s,
 432                                                      0, default_str_flags,
 433                                                      STR_UNICODE));
 434                 return NT_STATUS_OK;
 435
 436         case RAW_FILEINFO_ALT_NAME_INFORMATION:
 437                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 4));
 438
 439                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 440                                                      st->alt_name_info.out.fname.s,
 441                                                      0, default_str_flags,
 442                                                      STR_UNICODE));
 443                 return NT_STATUS_OK;
 444
 445         case RAW_FILEINFO_STREAM_INFORMATION:
 446                 for (i=0;i<st->stream_info.out.num_streams;i++) {
 447                         uint32_t data_size = blob->length;
 448                         uint8_t *data;
 449
 450                         BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, data_size + 24));
 451                         data = blob->data + data_size;
 452                         SBVAL(data,  8, st->stream_info.out.streams[i].size);
 453                         SBVAL(data, 16, st->stream_info.out.streams[i].alloc_size);
 454                         BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 455                                                              st->stream_info.out.streams[i].stream_name.s,
 456                                                              data_size + 4, default_str_flags,
 457                                                              STR_UNICODE));
 458                         if (i == st->stream_info.out.num_streams - 1) {
 459                                 SIVAL(blob->data, data_size, 0);
 460                         } else {
 461                                 BLOB_CHECK(smbsrv_blob_fill_data(mem_ctx, blob, (blob->length+7)&~7));
 462                                 SIVAL(blob->data, data_size,
 463                                       blob->length - data_size);
 464                         }
 465                 }
 466                 return NT_STATUS_OK;
 467
 468         case RAW_FILEINFO_SMB2_ALL_EAS:
 469                 /* if no eas are returned the backend should
 470                  * have returned NO_EAS_ON_FILE or NO_MORE_EAS
 471                  *
 472                  * so it's a programmer error if num_eas == 0
 473                  */
 474                 if (st->all_eas.out.num_eas == 0) {
 475                         smb_panic("0 eas for SMB2_ALL_EAS - programmer error in ntvfs backend");
 476                 }
 477
 478                 list_size = ea_list_size_chained(st->all_eas.out.num_eas,
 479                                                  st->all_eas.out.eas);
 480                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, list_size));
 481
 482                 ea_put_list_chained(blob->data,
 483                                     st->all_eas.out.num_eas,
 484                                     st->all_eas.out.eas);
 485                 return NT_STATUS_OK;
 486
 487         case RAW_FILEINFO_SMB2_ALL_INFORMATION:
 488                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, 0x64));
 489
 490                 push_nttime(blob->data, 0x00, st->all_info2.out.create_time);
 491                 push_nttime(blob->data, 0x08, st->all_info2.out.access_time);
 492                 push_nttime(blob->data, 0x10, st->all_info2.out.write_time);
 493                 push_nttime(blob->data, 0x18, st->all_info2.out.change_time);
 494                 SIVAL(blob->data,       0x20, st->all_info2.out.attrib);
 495                 SIVAL(blob->data,       0x24, st->all_info2.out.unknown1);
 496                 SBVAL(blob->data,       0x28, st->all_info2.out.alloc_size);
 497                 SBVAL(blob->data,       0x30, st->all_info2.out.size);
 498                 SIVAL(blob->data,       0x38, st->all_info2.out.nlink);
 499                 SCVAL(blob->data,       0x3C, st->all_info2.out.delete_pending);
 500                 SCVAL(blob->data,       0x3D, st->all_info2.out.directory);
 501                 SSVAL(blob->data,       0x3E, 0); /* padding */
 502                 SBVAL(blob->data,       0x40, st->all_info2.out.file_id);
 503                 SIVAL(blob->data,       0x48, st->all_info2.out.ea_size);
 504                 SIVAL(blob->data,       0x4C, st->all_info2.out.access_mask);
 505                 SBVAL(blob->data,       0x50, st->all_info2.out.position);
 506                 SIVAL(blob->data,       0x58, st->all_info2.out.mode);
 507                 SIVAL(blob->data,       0x5C, st->all_info2.out.alignment_requirement);
 508                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob,
 509                                                      st->all_info2.out.fname.s,
 510                                                      0x60, default_str_flags,
 511                                                      STR_UNICODE));
 512                 return NT_STATUS_OK;
 513
 514         default:
 515                 return NT_STATUS_INVALID_LEVEL;
 516         }
 517
 518         return NT_STATUS_INVALID_LEVEL;
 519 }
 520
 521 NTSTATUS smbsrv_pull_passthru_sfileinfo(TALLOC_CTX *mem_ctx,
 522                                         enum smb_setfileinfo_level level,
 523                                         union smb_setfileinfo *st,
 524                                         const DATA_BLOB *blob,
 525                                         int default_str_flags,
 526                                         struct request_bufinfo *bufinfo)
 527 {
 528         uint32_t len, ofs;
 529         DATA_BLOB str_blob;
 530
 531         switch (level) {
 532         case SMB_SFILEINFO_BASIC_INFORMATION:
 533                 BLOB_CHECK_MIN_SIZE(blob, 36);
 534
 535                 st->basic_info.in.create_time = pull_nttime(blob->data,  0);
 536                 st->basic_info.in.access_time = pull_nttime(blob->data,  8);
 537                 st->basic_info.in.write_time =  pull_nttime(blob->data, 16);
 538                 st->basic_info.in.change_time = pull_nttime(blob->data, 24);
 539                 st->basic_info.in.attrib =      IVAL(blob->data,        32);
 540
 541                 return NT_STATUS_OK;
 542
 543         case SMB_SFILEINFO_DISPOSITION_INFORMATION:
 544                 BLOB_CHECK_MIN_SIZE(blob, 1);
 545
 546                 st->disposition_info.in.delete_on_close = CVAL(blob->data, 0);
 547
 548                 return NT_STATUS_OK;
 549
 550         case SMB_SFILEINFO_ALLOCATION_INFORMATION:
 551                 BLOB_CHECK_MIN_SIZE(blob, 8);
 552
 553                 st->allocation_info.in.alloc_size = BVAL(blob->data, 0);
 554
 555                 return NT_STATUS_OK;
 556
 557         case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
 558                 BLOB_CHECK_MIN_SIZE(blob, 8);
 559
 560                 st->end_of_file_info.in.size = BVAL(blob->data, 0);
 561
 562                 return NT_STATUS_OK;
 563
 564         case RAW_SFILEINFO_RENAME_INFORMATION:
 565                 if (!bufinfo) {
 566                         return NT_STATUS_INTERNAL_ERROR;
 567                 }
 568                 BLOB_CHECK_MIN_SIZE(blob, 12);
 569                 st->rename_information.in.overwrite = CVAL(blob->data, 0);
 570                 st->rename_information.in.root_fid  = IVAL(blob->data, 4);
 571                 len                                 = IVAL(blob->data, 8);
 572                 ofs                                 = 12;
 573                 str_blob = *blob;
 574                 str_blob.length = MIN(str_blob.length, ofs+len);
 575                 smbsrv_blob_pull_string(bufinfo, &str_blob, ofs,
 576                                         &st->rename_information.in.new_name,
 577                                         STR_UNICODE);
 578                 if (st->rename_information.in.new_name == NULL) {
 579                         return NT_STATUS_FOOBAR;
 580                 }
 581
 582                 return NT_STATUS_OK;
 583
 584         case RAW_SFILEINFO_RENAME_INFORMATION_SMB2:
 585                 /* SMB2 uses a different format for rename information */
 586                 if (!bufinfo) {
 587                         return NT_STATUS_INTERNAL_ERROR;
 588                 }
 589                 BLOB_CHECK_MIN_SIZE(blob, 20);
 590                 st->rename_information.in.overwrite = CVAL(blob->data, 0);
 591                 st->rename_information.in.root_fid  = BVAL(blob->data, 8);
 592                 len                                 = IVAL(blob->data,16);
 593                 ofs                                 = 20;
 594                 str_blob = *blob;
 595                 str_blob.length = MIN(str_blob.length, ofs+len);
 596                 smbsrv_blob_pull_string(bufinfo, &str_blob, ofs,
 597                                         &st->rename_information.in.new_name,
 598                                         STR_UNICODE);
 599                 if (st->rename_information.in.new_name == NULL) {
 600                         return NT_STATUS_FOOBAR;
 601                 }
 602
 603                 return NT_STATUS_OK;
 604
 605         case RAW_SFILEINFO_POSITION_INFORMATION:
 606                 BLOB_CHECK_MIN_SIZE(blob, 8);
 607
 608                 st->position_information.in.position = BVAL(blob->data, 0);
 609
 610                 return NT_STATUS_OK;
 611
 612         case RAW_SFILEINFO_MODE_INFORMATION:
 613                 BLOB_CHECK_MIN_SIZE(blob, 4);
 614
 615                 st->mode_information.in.mode = IVAL(blob->data, 0);
 616
 617                 return NT_STATUS_OK;
 618
 619         default:
 620                 return NT_STATUS_INVALID_LEVEL;
 621         }
 622
 623         return NT_STATUS_INVALID_LEVEL;
 624 }
 625
 626 /*
 627   fill a single entry in a trans2 find reply
 628 */
 629 NTSTATUS smbsrv_push_passthru_search(TALLOC_CTX *mem_ctx,
 630                                      DATA_BLOB *blob,
 631                                      enum smb_search_data_level level,
 632                                      const union smb_search_data *file,
 633                                      int default_str_flags)
 634 {
 635         uint8_t *data;
 636         uint_t ofs = blob->length;
 637
 638         switch (level) {
 639         case RAW_SEARCH_DATA_DIRECTORY_INFO:
 640                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 64));
 641                 data = blob->data + ofs;
 642                 SIVAL(data,          4, file->directory_info.file_index);
 643                 push_nttime(data,    8, file->directory_info.create_time);
 644                 push_nttime(data,   16, file->directory_info.access_time);
 645                 push_nttime(data,   24, file->directory_info.write_time);
 646                 push_nttime(data,   32, file->directory_info.change_time);
 647                 SBVAL(data,         40, file->directory_info.size);
 648                 SBVAL(data,         48, file->directory_info.alloc_size);
 649                 SIVAL(data,         56, file->directory_info.attrib);
 650                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->directory_info.name.s,
 651                                                      ofs + 60, default_str_flags,
 652                                                      STR_TERMINATE_ASCII));
 653                 BLOB_ALIGN(blob, 8);
 654                 data = blob->data + ofs;
 655                 SIVAL(data,          0, blob->length - ofs);
 656                 return NT_STATUS_OK;
 657
 658         case RAW_SEARCH_DATA_FULL_DIRECTORY_INFO:
 659                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 68));
 660                 data = blob->data + ofs;
 661                 SIVAL(data,          4, file->full_directory_info.file_index);
 662                 push_nttime(data,    8, file->full_directory_info.create_time);
 663                 push_nttime(data,   16, file->full_directory_info.access_time);
 664                 push_nttime(data,   24, file->full_directory_info.write_time);
 665                 push_nttime(data,   32, file->full_directory_info.change_time);
 666                 SBVAL(data,         40, file->full_directory_info.size);
 667                 SBVAL(data,         48, file->full_directory_info.alloc_size);
 668                 SIVAL(data,         56, file->full_directory_info.attrib);
 669                 SIVAL(data,         64, file->full_directory_info.ea_size);
 670                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->full_directory_info.name.s,
 671                                                      ofs + 60, default_str_flags,
 672                                                      STR_TERMINATE_ASCII));
 673                 BLOB_ALIGN(blob, 8);
 674                 data = blob->data + ofs;
 675                 SIVAL(data,          0, blob->length - ofs);
 676                 return NT_STATUS_OK;
 677
 678         case RAW_SEARCH_DATA_NAME_INFO:
 679                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 12));
 680                 data = blob->data + ofs;
 681                 SIVAL(data,          4, file->name_info.file_index);
 682                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->name_info.name.s,
 683                                                      ofs + 8, default_str_flags,
 684                                                      STR_TERMINATE_ASCII));
 685                 BLOB_ALIGN(blob, 8);
 686                 data = blob->data + ofs;
 687                 SIVAL(data,          0, blob->length - ofs);
 688                 return NT_STATUS_OK;
 689
 690         case RAW_SEARCH_DATA_BOTH_DIRECTORY_INFO:
 691                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 94));
 692                 data = blob->data + ofs;
 693                 SIVAL(data,          4, file->both_directory_info.file_index);
 694                 push_nttime(data,    8, file->both_directory_info.create_time);
 695                 push_nttime(data,   16, file->both_directory_info.access_time);
 696                 push_nttime(data,   24, file->both_directory_info.write_time);
 697                 push_nttime(data,   32, file->both_directory_info.change_time);
 698                 SBVAL(data,         40, file->both_directory_info.size);
 699                 SBVAL(data,         48, file->both_directory_info.alloc_size);
 700                 SIVAL(data,         56, file->both_directory_info.attrib);
 701                 SIVAL(data,         64, file->both_directory_info.ea_size);
 702                 SCVAL(data,         69, 0); /* reserved */
 703                 memset(data+70,0,24);
 704                 smbsrv_blob_push_string(mem_ctx, blob,
 705                                         68 + ofs, 70 + ofs,
 706                                         file->both_directory_info.short_name.s,
 707                                         24, default_str_flags,
 708                                         STR_UNICODE | STR_LEN8BIT);
 709                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->both_directory_info.name.s,
 710                                                      ofs + 60, default_str_flags,
 711                                                      STR_TERMINATE_ASCII));
 712                 BLOB_ALIGN(blob, 8);
 713                 data = blob->data + ofs;
 714                 SIVAL(data,          0, blob->length - ofs);
 715                 return NT_STATUS_OK;
 716
 717         case RAW_SEARCH_DATA_ID_FULL_DIRECTORY_INFO:
 718                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 80));
 719                 data = blob->data + ofs;
 720                 SIVAL(data,          4, file->id_full_directory_info.file_index);
 721                 push_nttime(data,    8, file->id_full_directory_info.create_time);
 722                 push_nttime(data,   16, file->id_full_directory_info.access_time);
 723                 push_nttime(data,   24, file->id_full_directory_info.write_time);
 724                 push_nttime(data,   32, file->id_full_directory_info.change_time);
 725                 SBVAL(data,         40, file->id_full_directory_info.size);
 726                 SBVAL(data,         48, file->id_full_directory_info.alloc_size);
 727                 SIVAL(data,         56, file->id_full_directory_info.attrib);
 728                 SIVAL(data,         64, file->id_full_directory_info.ea_size);
 729                 SIVAL(data,         68, 0); /* padding */
 730                 SBVAL(data,         72, file->id_full_directory_info.file_id);
 731                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->id_full_directory_info.name.s,
 732                                                      ofs + 60, default_str_flags,
 733                                                      STR_TERMINATE_ASCII));
 734                 BLOB_ALIGN(blob, 8);
 735                 data = blob->data + ofs;
 736                 SIVAL(data,          0, blob->length - ofs);
 737                 return NT_STATUS_OK;
 738
 739         case RAW_SEARCH_DATA_ID_BOTH_DIRECTORY_INFO:
 740                 BLOB_CHECK(smbsrv_blob_grow_data(mem_ctx, blob, ofs + 104));
 741                 data = blob->data + ofs;
 742                 SIVAL(data,          4, file->id_both_directory_info.file_index);
 743                 push_nttime(data,    8, file->id_both_directory_info.create_time);
 744                 push_nttime(data,   16, file->id_both_directory_info.access_time);
 745                 push_nttime(data,   24, file->id_both_directory_info.write_time);
 746                 push_nttime(data,   32, file->id_both_directory_info.change_time);
 747                 SBVAL(data,         40, file->id_both_directory_info.size);
 748                 SBVAL(data,         48, file->id_both_directory_info.alloc_size);
 749                 SIVAL(data,         56, file->id_both_directory_info.attrib);
 750                 SIVAL(data,         64, file->id_both_directory_info.ea_size);
 751                 SCVAL(data,         69, 0); /* reserved */
 752                 memset(data+70,0,26);
 753                 smbsrv_blob_push_string(mem_ctx, blob,
 754                                         68 + ofs, 70 + ofs,
 755                                         file->id_both_directory_info.short_name.s,
 756                                         24, default_str_flags,
 757                                         STR_UNICODE | STR_LEN8BIT);
 758                 SBVAL(data,         96, file->id_both_directory_info.file_id);
 759                 BLOB_CHECK(smbsrv_blob_append_string(mem_ctx, blob, file->id_both_directory_info.name.s,
 760                                                      ofs + 60, default_str_flags,
 761                                                      STR_TERMINATE_ASCII));
 762                 BLOB_ALIGN(blob, 8);
 763                 data = blob->data + ofs;
 764                 SIVAL(data,          0, blob->length - ofs);
 765                 return NT_STATUS_OK;
 766
 767         default:
 768                 return NT_STATUS_INVALID_LEVEL;
 769         }
 770
 771         return NT_STATUS_INVALID_LEVEL;
 772 }