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 /* the client asks for a smaller buffer to save ram and also to get more
  26    overlap on the wire. This size gives us a nice read/write size, which
  27    will be a multiple of the page size on almost any system */
  28 #define CLI_BUFFER_SIZE (0xFFFF)
  29 #define CLI_SAMBA_MAX_LARGE_READX_SIZE (127*1024) /* Works for Samba servers */
  30 #define CLI_SAMBA_MAX_LARGE_WRITEX_SIZE (127*1024) /* Works for Samba servers */
  31 #define CLI_WINDOWS_MAX_LARGE_READX_SIZE ((64*1024)-2) /* Windows servers are broken.... */
  32 #define CLI_WINDOWS_MAX_LARGE_WRITEX_SIZE ((64*1024)-2) /* Windows servers are broken.... */
  33 #define CLI_SAMBA_MAX_POSIX_LARGE_READX_SIZE (0xFFFF00) /* 24-bit len. */
  34 #define CLI_SAMBA_MAX_POSIX_LARGE_WRITEX_SIZE (0xFFFF00) /* 24-bit len. */
  35
  36 /*
  37  * These definitions depend on smb.h
  38  */
  39
  40 struct print_job_info {
  41         uint16 id;
  42         uint16 priority;
  43         size_t size;
  44         fstring user;
  45         fstring name;
  46         time_t t;
  47 };
  48
  49 struct cli_state {
  50         /**
  51          * A list of subsidiary connections for DFS.
  52          */
  53         struct cli_state *prev, *next;
  54         int fd;
  55         uint16 cnum;
  56         uint16 vuid;
  57         int protocol;
  58         int sec_mode;
  59         int rap_error;
  60         NTSTATUS raw_status; /* maybe via NT_STATUS_DOS() */
  61
  62         char *desthost;
  63
  64         /* The credentials used to open the cli_state connection. */
  65         char *domain;
  66         char *user_name;
  67         char *password; /* Can be null to force use of zero NTLMSSP session key. */
  68
  69         /*
  70          * The following strings are the
  71          * ones returned by the server if
  72          * the protocol > NT1.
  73          */
  74         char *server_type;
  75         char *server_os;
  76         char *server_domain;
  77
  78         char *share;
  79         char *dev;
  80         struct nmb_name called;
  81         struct sockaddr_storage src_ss;
  82         struct nmb_name calling;
  83         struct sockaddr_storage dest_ss;
  84
  85         DATA_BLOB secblob; /* cryptkey or negTokenInit */
  86         uint32 sesskey;
  87         int serverzone;
  88         uint32 servertime;
  89         int readbraw_supported;
  90         int writebraw_supported;
  91         int timeout; /* in milliseconds. */
  92         size_t max_xmit;
  93         size_t max_mux;
  94         int initialised;
  95         int win95;
  96         bool is_samba;
  97         bool is_guestlogin;
  98         uint32 capabilities;
  99         /* What the server offered. */
 100         uint32_t server_posix_capabilities;
 101         /* What the client requested. */
 102         uint32_t requested_posix_capabilities;
 103         bool dfsroot;
 104
 105         struct smb_signing_state *signing_state;
 106
 107         struct smb_trans_enc_state *trans_enc_state; /* Setup if we're encrypting SMB's. */
 108
 109         /* the session key for this CLI, outside
 110            any per-pipe authenticaion */
 111         DATA_BLOB user_session_key;
 112
 113         /* The list of pipes currently open on this connection. */
 114         struct rpc_pipe_client *pipe_list;
 115
 116         bool use_kerberos;
 117         bool fallback_after_kerberos;
 118         bool use_spnego;
 119         bool use_ccache;
 120         bool got_kerberos_mechanism; /* Server supports krb5 in SPNEGO. */
 121
 122         bool use_oplocks; /* should we use oplocks? */
 123         bool use_level_II_oplocks; /* should we use level II oplocks? */
 124
 125         bool force_dos_errors;
 126         bool case_sensitive; /* False by default. */
 127
 128         /* Where (if anywhere) this is mounted under DFS. */
 129         char *dfs_mountpoint;
 130
 131         struct tevent_queue *outgoing;
 132         struct tevent_req **pending;
 133
 134         struct {
 135                 uint16_t mid;
 136                 uint16_t pid;
 137                 uint16_t vc_num;
 138         } smb1;
 139
 140         struct {
 141                 uint64_t mid;
 142                 uint32_t pid;
 143                 uint32_t tid;
 144                 uint64_t uid;
 145
 146                 /* SMB2 negprot */
 147                 uint16_t security_mode;
 148                 uint16_t dialect_revision;
 149                 struct GUID server_guid;
 150                 uint16_t server_capabilities;
 151                 uint32_t max_transact_size;
 152                 uint32_t max_read_size;
 153                 uint32_t max_write_size;
 154                 struct timespec system_time;
 155                 struct timespec server_start_time;
 156
 157                 /* SMB2 tcon */
 158                 uint8_t share_type;
 159                 uint32_t share_flags;
 160                 uint32_t maximal_access;
 161         } smb2;
 162 };
 163
 164 struct file_info {
 165         uint64_t size;
 166         uint16 mode;
 167         uid_t uid;
 168         gid_t gid;
 169         /* these times are normally kept in GMT */
 170         struct timespec mtime_ts;
 171         struct timespec atime_ts;
 172         struct timespec ctime_ts;
 173         char *name;
 174         char *short_name;
 175 };
 176
 177 #define CLI_FULL_CONNECTION_DONT_SPNEGO 0x0001
 178 #define CLI_FULL_CONNECTION_USE_KERBEROS 0x0002
 179 #define CLI_FULL_CONNECTION_ANONYMOUS_FALLBACK 0x0004
 180 #define CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS 0x0008
 181 #define CLI_FULL_CONNECTION_OPLOCKS 0x0010
 182 #define CLI_FULL_CONNECTION_LEVEL_II_OPLOCKS 0x0020
 183 #define CLI_FULL_CONNECTION_USE_CCACHE 0x0040
 184
 185 #endif /* _CLIENT_H */