source4/libcli/smb2/smb2_calls.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    SMB2 client calls
   5
   6    Copyright (C) Andrew Tridgell 2005
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21 */
  22
  23
  24 struct smb2_negprot {
  25         struct {
  26                 /* static body buffer 38 (0x26) bytes */
  27                 /* uint16_t buffer_code;  0x24 (why?) */
  28                 uint16_t unknown1;    /* 0x0001 */
  29                 uint8_t  unknown2[32]; /* all zero */
  30                 uint16_t unknown3; /* 0x00000 */
  31         } in;
  32         struct {
  33                 /* static body buffer 64 (0x40) bytes */
  34                 /* uint16_t buffer_code;  0x41 = 0x40 + 1 */
  35                 uint16_t _pad;
  36                 uint32_t unknown2; /* 0x06 */
  37                 uint8_t  sessid[16];
  38                 uint32_t unknown3; /* 0x0d */
  39                 uint16_t unknown4; /* 0x00 */
  40                 uint32_t unknown5; /* 0x01 */
  41                 uint32_t unknown6; /* 0x01 */
  42                 uint16_t unknown7; /* 0x01 */
  43                 NTTIME   current_time;
  44                 NTTIME   boot_time;
  45                 /* uint16_t secblob_ofs */
  46                 /* uint16_t secblob_size */
  47                 uint32_t unknown9; /* 0x204d4c20 */
  48
  49                 /* dynamic body buffer */
  50                 DATA_BLOB secblob;
  51         } out;
  52 };
  53
  54 struct smb2_session_setup {
  55         struct {
  56                 /* static body buffer 16 (0x10) bytes */
  57                 /* uint16_t buffer_code;  0x11 = 0x10 + 1 */
  58                 uint16_t _pad;
  59                 uint32_t unknown2; /* 0xF */
  60                 uint32_t unknown3; /* 0x00 */
  61                 /* uint16_t secblob_ofs */
  62                 /* uint16_t secblob_size */
  63
  64                 /* dynamic body */
  65                 DATA_BLOB secblob;
  66         } in;
  67         struct {
  68                 /* static body buffer 8 (0x08) bytes */
  69                 /* uint16_t buffer_code; 0x09 = 0x08 +1 */
  70                 uint16_t _pad;
  71                 /* uint16_t secblob_ofs */
  72                 /* uint16_t secblob_size */
  73
  74                 /* dynamic body */
  75                 DATA_BLOB secblob;
  76
  77                 /* extracted from the SMB2 header */
  78                 uint64_t uid;
  79         } out;
  80 };
  81
  82 struct smb2_tree_connect {
  83         struct {
  84                 /* static body buffer 8 (0x08) bytes */
  85                 /* uint16_t buffer_code; 0x09 = 0x08 + 1 */
  86                 uint16_t unknown1; /* 0x0000 */
  87                 /* uint16_t path_ofs */
  88                 /* uint16_t path_size */
  89
  90                 /* dynamic body */
  91                 const char *path; /* as non-terminated UTF-16 on the wire */
  92         } in;
  93         struct {
  94                 /* static body buffer 16 (0x10) bytes */
  95                 /* uint16_t buffer_code;  0x10 */
  96                 uint16_t unknown1; /* 0x02 */
  97                 uint32_t unknown2; /* 0x00 */
  98                 uint32_t unknown3; /* 0x00 */
  99                 uint32_t access_mask;
 100
 101                 /* extracted from the SMB2 header */
 102                 uint32_t tid;
 103         } out;
 104 };
 105
 106 #define SMB2_CREATE_FLAG_REQUEST_OPLOCK           0x0100
 107 #define SMB2_CREATE_FLAG_REQUEST_EXCLUSIVE_OPLOCK 0x0800
 108 #define SMB2_CREATE_FLAG_GRANT_OPLOCK             0x0001
 109 #define SMB2_CREATE_FLAG_GRANT_EXCLUSIVE_OPLOCK   0x0080
 110
 111 struct smb2_create {
 112         struct {
 113                 /* static body buffer 56 (0x38) bytes */
 114                 /* uint16_t buffer_code;  0x39 = 0x38 + 1 */
 115                 uint16_t oplock_flags; /* SMB2_CREATE_FLAG_* */
 116                 uint32_t unknown2;
 117                 uint32_t unknown3[4];
 118                 uint32_t access_mask;
 119
 120                 uint32_t file_attr;
 121                 uint32_t share_access;
 122                 uint32_t open_disposition;
 123                 uint32_t create_options;
 124
 125                 /* uint16_t fname_ofs */
 126                 /* uint16_t fname_size */
 127                 /* uint32_t blob_ofs; */
 128                 /* uint32_t blob_size; */
 129
 130                 /* dynamic body */
 131                 const char *fname;
 132
 133                 /* optional list of extended attributes */
 134                 struct smb_ea_list eas;
 135         } in;
 136
 137         struct {
 138                 /* static body buffer 88 (0x58) bytes */
 139                 /* uint16_t buffer_code;  0x59 = 0x58 + 1 */
 140                 uint16_t oplock_flags; /* SMB2_CREATE_FLAG_* */
 141                 uint32_t create_action;
 142                 NTTIME   create_time;
 143                 NTTIME   access_time;
 144                 NTTIME   write_time;
 145                 NTTIME   change_time;
 146                 uint64_t alloc_size;
 147                 uint64_t size;
 148                 uint32_t file_attr;
 149                 uint32_t _pad;
 150                 struct smb2_handle handle;
 151                 /* uint32_t blob_ofs; */
 152                 /* uint32_t blob_size; */
 153
 154                 /* dynamic body */
 155                 DATA_BLOB blob;
 156         } out;
 157 };
 158
 159
 160 #define SMB2_CLOSE_FLAGS_FULL_INFORMATION (1<<0)
 161
 162 struct smb2_close {
 163         struct {
 164                 /* static body buffer 24 (0x18) bytes */
 165                 /* uint16_t buffer_code;  0x18 */
 166                 uint16_t flags; /* SMB2_CLOSE_FLAGS_* */
 167                 uint32_t _pad;
 168                 struct smb2_handle handle;
 169         } in;
 170
 171         struct {
 172                 /* static body buffer 60 (0x3C) bytes */
 173                 /* uint16_t buffer_code;  0x3C */
 174                 uint16_t flags;
 175                 uint32_t _pad;
 176                 NTTIME   create_time;
 177                 NTTIME   access_time;
 178                 NTTIME   write_time;
 179                 NTTIME   change_time;
 180                 uint64_t alloc_size;
 181                 uint64_t size;
 182                 uint32_t file_attr;
 183         } out;
 184 };
 185
 186 /* getinfo classes */
 187 #define SMB2_GETINFO_FILE               0x01
 188 #define SMB2_GETINFO_FS                 0x02
 189 #define SMB2_GETINFO_SECURITY           0x03
 190
 191 /* flags for RAW_FILEINFO_SMB2_ALL_EAS */
 192 #define SMB2_CONTINUE_FLAG_RESTART    0x01
 193 #define SMB2_CONTINUE_FLAG_SINGLE     0x02
 194
 195 /* NOTE! the getinfo fs and file levels exactly match up with the
 196    'passthru' SMB levels, which are levels >= 1000. The SMB2 client
 197    lib uses the names from the libcli/raw/ library */
 198
 199 struct smb2_getinfo {
 200         struct {
 201                 /* static body buffer 40 (0x28) bytes */
 202                 /* uint16_t buffer_code;  0x29 = 0x28 + 1 (why???) */
 203                 uint16_t level;
 204                 uint32_t max_response_size;
 205                 uint32_t unknown1;
 206                 uint32_t unknown2;
 207                 uint32_t flags; /* level specific */
 208                 uint32_t flags2; /* used by all_eas level */
 209                 struct smb2_handle handle;
 210         } in;
 211
 212         struct {
 213                 /* static body buffer 8 (0x08) bytes */
 214                 /* uint16_t buffer_code; 0x09 = 0x08 + 1 */
 215                 /* uint16_t blob_ofs; */
 216                 /* uint16_t blob_size; */
 217
 218                 /* dynamic body */
 219                 DATA_BLOB blob;
 220         } out;
 221 };
 222
 223 struct smb2_setinfo {
 224         struct {
 225                 uint16_t level;
 226                 uint32_t flags;
 227                 struct smb2_handle handle;
 228                 DATA_BLOB blob;
 229         } in;
 230 };
 231
 232 struct smb2_write {
 233         struct {
 234                 /* static body buffer 48 (0x30) bytes */
 235                 /* uint16_t buffer_code;  0x31 = 0x30 + 1 */
 236                 /* uint16_t data_ofs; */
 237                 /* uint32_t data_size; */
 238                 uint64_t offset;
 239                 struct smb2_handle handle;
 240                 uint64_t unknown1; /* 0xFFFFFFFFFFFFFFFF */
 241                 uint64_t unknown2; /* 0xFFFFFFFFFFFFFFFF */
 242
 243                 /* dynamic body */
 244                 DATA_BLOB data;
 245         } in;
 246
 247         struct {
 248                 /* static body buffer 17 (0x11) bytes */
 249                 /* uint16_t buffer_code;  0x11 */
 250                 uint16_t _pad;
 251                 uint32_t nwritten;
 252                 uint64_t unknown1; /* 0x0000000000000000 */
 253                 uint8_t _bug;
 254         } out;
 255 };
 256
 257 struct smb2_read {
 258         struct {
 259                 /* static body buffer 48 (0x30) bytes */
 260                 /* uint16_t buffer_code;  0x31 = 0x30 + 1 */
 261                 uint16_t _pad;
 262                 uint32_t length;
 263                 uint64_t offset;
 264                 struct smb2_handle handle;
 265                 uint64_t unknown1; /* 0x0000000000000000 */
 266                 uint64_t unknown2; /* 0x0000000000000000 */
 267                 uint8_t _bug;
 268         } in;
 269
 270         struct {
 271                 /* static body buffer 16 (0x10) bytes */
 272                 /* uint16_t buffer_code;  0x11 = 0x10 + 1 */
 273                 /* uint16_t data_ofs; */
 274                 /* uint32_t data_size; */
 275                 uint64_t unknown1; /* 0x0000000000000000 */
 276
 277                 /* dynamic body */
 278                 DATA_BLOB data;
 279         } out;
 280 };
 281
 282 struct smb2_find {
 283         struct {
 284                 uint8_t level;
 285                 uint8_t continue_flags; /* SMB2_CONTINUE_FLAG_* */
 286                 uint32_t unknown; /* perhaps a continue token? */
 287                 struct smb2_handle handle;
 288                 uint32_t max_response_size;
 289                 const char *pattern;
 290         } in;
 291
 292         struct {
 293                 DATA_BLOB blob;
 294         } out;
 295 };