source3/include/client.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    SMB parameters and setup
   4    Copyright (C) Andrew Tridgell 1992-1998
   5    Copyright (C) Luke Kenneth Casson Leighton 1996-1998
   6    Copyright (C) Jeremy Allison 1998
   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 3 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, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22 #ifndef _CLIENT_H
  23 #define _CLIENT_H
  24
  25 #define CLI_BUFFER_SIZE (0xFFFF)
  26
  27 /*
  28  * These definitions depend on smb.h
  29  */
  30
  31 struct print_job_info {
  32         uint16 id;
  33         uint16 priority;
  34         size_t size;
  35         fstring user;
  36         fstring name;
  37         time_t t;
  38 };
  39
  40 struct cli_state {
  41         /**
  42          * A list of subsidiary connections for DFS.
  43          */
  44         struct cli_state *prev, *next;
  45         int rap_error;
  46         NTSTATUS raw_status; /* maybe via NT_STATUS_DOS() */
  47
  48         /* The credentials used to open the cli_state connection. */
  49         char *domain;
  50         char *user_name;
  51         char *password; /* Can be null to force use of zero NTLMSSP session key. */
  52
  53         /*
  54          * The following strings are the
  55          * ones returned by the server if
  56          * the protocol > NT1.
  57          */
  58         char *server_type;
  59         char *server_os;
  60         char *server_domain;
  61
  62         char *share;
  63         char *dev;
  64
  65         int serverzone;
  66         uint32 servertime;
  67         int timeout; /* in milliseconds. */
  68         int initialised;
  69         int win95;
  70         bool is_guestlogin;
  71         /* What the server offered. */
  72         uint32_t server_posix_capabilities;
  73         /* What the client requested. */
  74         uint32_t requested_posix_capabilities;
  75         bool dfsroot;
  76
  77         struct smb_signing_state *signing_state;
  78
  79         struct smb_trans_enc_state *trans_enc_state; /* Setup if we're encrypting SMB's. */
  80
  81         /* the session key for this CLI, outside
  82            any per-pipe authenticaion */
  83         DATA_BLOB user_session_key;
  84
  85         /* The list of pipes currently open on this connection. */
  86         struct rpc_pipe_client *pipe_list;
  87
  88         bool use_kerberos;
  89         bool fallback_after_kerberos;
  90         bool use_ccache;
  91         bool got_kerberos_mechanism; /* Server supports krb5 in SPNEGO. */
  92
  93         bool use_oplocks; /* should we use oplocks? */
  94
  95         bool case_sensitive; /* False by default. */
  96
  97         /* Where (if anywhere) this is mounted under DFS. */
  98         char *dfs_mountpoint;
  99
 100         struct {
 101                 int fd;
 102                 struct sockaddr_storage local_ss;
 103                 struct sockaddr_storage remote_ss;
 104                 const char *remote_name;
 105                 const char *remote_realm;
 106                 struct tevent_req *read_smb_req;
 107                 struct tevent_queue *outgoing;
 108                 struct tevent_req **pending;
 109                 /*
 110                  * The incoming dispatch function should return:
 111                  * - NT_STATUS_RETRY, if more incoming PDUs are expected.
 112                  * - NT_STATUS_OK, if no more processing is desired, e.g.
 113                  *                 the dispatch function called
 114                  *                 tevent_req_done().
 115                  * - All other return values disconnect the connection.
 116                  */
 117                 NTSTATUS (*dispatch_incoming)(struct cli_state *cli,
 118                                               TALLOC_CTX *frame,
 119                                               uint8_t *inbuf);
 120
 121                 enum protocol_types protocol;
 122
 123                 struct {
 124                         struct {
 125                                 uint32_t capabilities;
 126                                 uint32_t max_xmit;
 127                         } client;
 128
 129                         struct {
 130                                 uint32_t capabilities;
 131                                 uint32_t max_xmit;
 132                                 uint16_t max_mux;
 133                                 uint16_t security_mode;
 134                                 bool readbraw;
 135                                 bool writebraw;
 136                                 bool lockread;
 137                                 bool writeunlock;
 138                                 uint32_t session_key;
 139                                 struct GUID guid;
 140                                 DATA_BLOB gss_blob;
 141                                 uint8_t challenge[8];
 142                                 const char *workgroup;
 143                         } server;
 144
 145                         uint32_t capabilities;
 146                         uint32_t max_xmit;
 147
 148                         uint16_t mid;
 149                 } smb1;
 150         } conn;
 151
 152         struct {
 153                 uint16_t pid;
 154                 uint16_t vc_num;
 155                 uint16_t tid;
 156                 uint16_t uid;
 157         } smb1;
 158
 159         struct {
 160                 uint64_t mid;
 161                 uint32_t pid;
 162                 uint32_t tid;
 163                 uint64_t uid;
 164
 165                 /* SMB2 negprot */
 166                 uint16_t security_mode;
 167                 uint16_t dialect_revision;
 168                 struct GUID server_guid;
 169                 uint32_t server_capabilities;
 170                 uint32_t max_transact_size;
 171                 uint32_t max_read_size;
 172                 uint32_t max_write_size;
 173                 struct timespec system_time;
 174                 struct timespec server_start_time;
 175                 DATA_BLOB gss_blob;
 176
 177                 /* SMB2 tcon */
 178                 uint8_t share_type;
 179                 uint32_t share_flags;
 180                 uint32_t share_capabilities;
 181                 uint32_t maximal_access;
 182         } smb2;
 183 };
 184
 185 struct file_info {
 186         uint64_t size;
 187         uint16 mode;
 188         uid_t uid;
 189         gid_t gid;
 190         /* these times are normally kept in GMT */
 191         struct timespec mtime_ts;
 192         struct timespec atime_ts;
 193         struct timespec ctime_ts;
 194         char *name;
 195         char *short_name;
 196 };
 197
 198 #define CLI_FULL_CONNECTION_DONT_SPNEGO 0x0001
 199 #define CLI_FULL_CONNECTION_USE_KERBEROS 0x0002
 200 #define CLI_FULL_CONNECTION_ANONYMOUS_FALLBACK 0x0004
 201 #define CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS 0x0008
 202 #define CLI_FULL_CONNECTION_OPLOCKS 0x0010
 203 #define CLI_FULL_CONNECTION_LEVEL_II_OPLOCKS 0x0020
 204 #define CLI_FULL_CONNECTION_USE_CCACHE 0x0040
 205 #define CLI_FULL_CONNECTION_FORCE_DOS_ERRORS 0x0080
 206 #define CLI_FULL_CONNECTION_FORCE_ASCII 0x0100
 207
 208 #endif /* _CLIENT_H */