source/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 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 #ifndef _CLIENT_H
  24 #define _CLIENT_H
  25
  26 /* the client asks for a smaller buffer to save ram and also to get more
  27    overlap on the wire. This size gives us a nice read/write size, which
  28    will be a multiple of the page size on almost any system */
  29 #define CLI_BUFFER_SIZE (0xFFFF)
  30
  31
  32 /*
  33  * These definitions depend on smb.h
  34  */
  35
  36 typedef struct file_info
  37 {
  38         SMB_BIG_UINT size;
  39         uint16 mode;
  40         uid_t uid;
  41         gid_t gid;
  42         /* these times are normally kept in GMT */
  43         time_t mtime;
  44         time_t atime;
  45         time_t ctime;
  46         pstring name;
  47         char short_name[13*3]; /* the *3 is to cope with multi-byte */
  48 } file_info;
  49
  50 struct print_job_info
  51 {
  52         uint16 id;
  53         uint16 priority;
  54         size_t size;
  55         fstring user;
  56         fstring name;
  57         time_t t;
  58 };
  59
  60 typedef struct smb_sign_info {
  61         void (*sign_outgoing_message)(struct cli_state *cli);
  62         BOOL (*check_incoming_message)(struct cli_state *cli);
  63         void (*free_signing_context)(struct cli_state *cli);
  64         void *signing_context;
  65
  66         BOOL negotiated_smb_signing;
  67         BOOL allow_smb_signing;
  68         BOOL doing_signing;
  69         BOOL mandatory_signing;
  70 } smb_sign_info;
  71
  72 struct cli_state {
  73         int port;
  74         int fd;
  75         int smb_rw_error; /* Copy of last read or write error. */
  76         uint16 cnum;
  77         uint16 pid;
  78         uint16 mid;
  79         uint16 vuid;
  80         int protocol;
  81         int sec_mode;
  82         int rap_error;
  83         int privileges;
  84
  85         fstring desthost;
  86         fstring user_name;
  87         fstring domain;
  88
  89         /*
  90          * The following strings are the
  91          * ones returned by the server if
  92          * the protocol > NT1.
  93          */
  94         fstring server_type;
  95         fstring server_os;
  96         fstring server_domain;
  97
  98         fstring share;
  99         fstring dev;
 100         struct nmb_name called;
 101         struct nmb_name calling;
 102         fstring full_dest_host_name;
 103         struct in_addr dest_ip;
 104
 105         struct pwd_info pwd;
 106         DATA_BLOB secblob; /* cryptkey or negTokenInit */
 107         uint32 sesskey;
 108         int serverzone;
 109         uint32 servertime;
 110         int readbraw_supported;
 111         int writebraw_supported;
 112         int timeout; /* in milliseconds. */
 113         size_t max_xmit;
 114         size_t max_mux;
 115         char *outbuf;
 116         char *inbuf;
 117         unsigned int bufsize;
 118         int initialised;
 119         int win95;
 120         uint32 capabilities;
 121
 122         TALLOC_CTX *mem_ctx;
 123
 124         smb_sign_info sign_info;
 125
 126         /* the session key for this CLI, outside
 127            any per-pipe authenticaion */
 128         unsigned char user_session_key[16];
 129
 130         /*
 131          * Only used in NT domain calls.
 132          */
 133
 134         int pipe_idx;                      /* Index (into list of known pipes)
 135                                               of the pipe we're talking to,
 136                                               if any */
 137
 138         uint16 nt_pipe_fnum;               /* Pipe handle. */
 139
 140         /* Secure pipe parameters */
 141         int pipe_auth_flags;
 142
 143         uint16 saved_netlogon_pipe_fnum;   /* The "first" pipe to get
 144                                               the session key for the
 145                                               schannel. */
 146         struct netsec_auth_struct auth_info;
 147
 148         NTLMSSP_CLIENT_STATE *ntlmssp_pipe_state;
 149
 150         unsigned char sess_key[16];        /* Current session key. */
 151         DOM_CRED clnt_cred;                /* Client credential. */
 152         fstring mach_acct;                 /* MYNAME$. */
 153         fstring srv_name_slash;            /* \\remote server. */
 154         fstring clnt_name_slash;           /* \\local client. */
 155         uint16 max_xmit_frag;
 156         uint16 max_recv_frag;
 157
 158         BOOL use_kerberos;
 159         BOOL use_spnego;
 160
 161         BOOL use_oplocks; /* should we use oplocks? */
 162         BOOL use_level_II_oplocks; /* should we use level II oplocks? */
 163
 164         /* a oplock break request handler */
 165         BOOL (*oplock_handler)(struct cli_state *cli, int fnum, unsigned char level);
 166
 167         BOOL force_dos_errors;
 168
 169         /* was this structure allocated by cli_initialise? If so, then
 170            free in cli_shutdown() */
 171         BOOL allocated;
 172
 173         /* Name of the pipe we're talking to, if any */
 174         fstring pipe_name;
 175 };
 176
 177 #define CLI_FULL_CONNECTION_DONT_SPNEGO 0x0001
 178 #define CLI_FULL_CONNECTION_USE_KERBEROS 0x0002
 179 #define CLI_FULL_CONNECTION_ANNONYMOUS_FALLBACK 0x0004
 180
 181 #endif /* _CLIENT_H */