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 pid;
  57         uint16 mid;
  58         uint16 vuid;
  59         int protocol;
  60         int sec_mode;
  61         int rap_error;
  62         NTSTATUS raw_status; /* maybe via NT_STATUS_DOS() */
  63
  64         char *desthost;
  65
  66         /* The credentials used to open the cli_state connection. */
  67         char *domain;
  68         char *user_name;
  69         char *password; /* Can be null to force use of zero NTLMSSP session key. */
  70
  71         /*
  72          * The following strings are the
  73          * ones returned by the server if
  74          * the protocol > NT1.
  75          */
  76         char *server_type;
  77         char *server_os;
  78         char *server_domain;
  79
  80         char *share;
  81         char *dev;
  82         struct nmb_name called;
  83         struct sockaddr_storage src_ss;
  84         struct nmb_name calling;
  85         struct sockaddr_storage dest_ss;
  86
  87         DATA_BLOB secblob; /* cryptkey or negTokenInit */
  88         uint32 sesskey;
  89         int serverzone;
  90         uint32 servertime;
  91         int readbraw_supported;
  92         int writebraw_supported;
  93         int timeout; /* in milliseconds. */
  94         size_t max_xmit;
  95         size_t max_mux;
  96         int initialised;
  97         int win95;
  98         bool is_samba;
  99         bool is_guestlogin;
 100         uint32 capabilities;
 101         /* What the server offered. */
 102         uint32_t server_posix_capabilities;
 103         /* What the client requested. */
 104         uint32_t requested_posix_capabilities;
 105         bool dfsroot;
 106
 107         struct smb_signing_state *signing_state;
 108
 109         struct smb_trans_enc_state *trans_enc_state; /* Setup if we're encrypting SMB's. */
 110
 111         /* the session key for this CLI, outside
 112            any per-pipe authenticaion */
 113         DATA_BLOB user_session_key;
 114
 115         /* The list of pipes currently open on this connection. */
 116         struct rpc_pipe_client *pipe_list;
 117
 118         bool use_kerberos;
 119         bool fallback_after_kerberos;
 120         bool use_spnego;
 121         bool use_ccache;
 122         bool got_kerberos_mechanism; /* Server supports krb5 in SPNEGO. */
 123
 124         bool use_oplocks; /* should we use oplocks? */
 125         bool use_level_II_oplocks; /* should we use level II oplocks? */
 126
 127         /* a oplock break request handler */
 128         NTSTATUS (*oplock_handler)(struct cli_state *cli, uint16_t fnum, unsigned char level);
 129
 130         bool force_dos_errors;
 131         bool case_sensitive; /* False by default. */
 132
 133         /* Where (if anywhere) this is mounted under DFS. */
 134         char *dfs_mountpoint;
 135
 136         struct tevent_queue *outgoing;
 137         struct tevent_req **pending;
 138
 139         struct {
 140                 uint64_t mid;
 141                 uint32_t pid;
 142                 uint32_t tid;
 143                 uint64_t uid;
 144
 145                 /* SMB2 negprot */
 146                 uint16_t security_mode;
 147                 uint16_t dialect_revision;
 148                 struct GUID server_guid;
 149                 uint16_t server_capabilities;
 150                 uint32_t max_transact_size;
 151                 uint32_t max_read_size;
 152                 uint32_t max_write_size;
 153                 struct timespec system_time;
 154                 struct timespec server_start_time;
 155
 156                 /* SMB2 tcon */
 157                 uint8_t share_type;
 158                 uint32_t share_flags;
 159                 uint32_t maximal_access;
 160         } smb2;
 161 };
 162
 163 struct file_info {
 164         uint64_t size;
 165         uint16 mode;
 166         uid_t uid;
 167         gid_t gid;
 168         /* these times are normally kept in GMT */
 169         struct timespec mtime_ts;
 170         struct timespec atime_ts;
 171         struct timespec ctime_ts;
 172         char *name;
 173         char *short_name;
 174 };
 175
 176 #define CLI_FULL_CONNECTION_DONT_SPNEGO 0x0001
 177 #define CLI_FULL_CONNECTION_USE_KERBEROS 0x0002
 178 #define CLI_FULL_CONNECTION_ANONYMOUS_FALLBACK 0x0004
 179 #define CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS 0x0008
 180 #define CLI_FULL_CONNECTION_OPLOCKS 0x0010
 181 #define CLI_FULL_CONNECTION_LEVEL_II_OPLOCKS 0x0020
 182 #define CLI_FULL_CONNECTION_USE_CCACHE 0x0040
 183
 184 #endif /* _CLIENT_H */