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
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.
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.
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/>.
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. */
37 * These definitions depend on smb.h
40 struct print_job_info
{
49 struct cli_pipe_auth_data
{
50 enum pipe_auth_type auth_type
; /* switch for the union below. Defined in ntdomain.h */
51 enum pipe_auth_level auth_level
; /* defined in ntdomain.h */
55 DATA_BLOB user_session_key
;
58 struct schannel_auth_struct
*schannel_auth
;
59 NTLMSSP_STATE
*ntlmssp_state
;
60 struct kerberos_auth_struct
*kerberos_auth
;
64 struct rpc_pipe_client
{
65 struct rpc_pipe_client
*prev
, *next
;
67 enum dcerpc_transport_t transport_type
;
71 struct cli_state
*cli
;
72 const char *pipe_name
;
80 struct ndr_syntax_id abstract_syntax
;
81 struct ndr_syntax_id transfer_syntax
;
89 struct cli_pipe_auth_data
*auth
;
91 /* The following is only non-null on a netlogon pipe. */
95 /* Transport encryption state. */
96 enum smb_trans_enc_type
{
98 #if defined(HAVE_GSSAPI) && defined(HAVE_KRB5)
103 #if defined(HAVE_GSSAPI) && defined(HAVE_KRB5)
104 struct smb_tran_enc_state_gss
{
105 gss_ctx_id_t gss_ctx
;
110 struct smb_trans_enc_state
{
111 enum smb_trans_enc_type smb_enc_type
;
115 NTLMSSP_STATE
*ntlmssp_state
;
116 #if defined(HAVE_GSSAPI) && defined(HAVE_KRB5)
117 struct smb_tran_enc_state_gss
*gss_state
;
125 /* Last read or write error. */
126 enum smb_read_errors smb_rw_error
;
138 /* The credentials used to open the cli_state connection. */
144 * The following strings are the
145 * ones returned by the server if
146 * the protocol > NT1.
150 fstring server_domain
;
154 struct nmb_name called
;
155 struct nmb_name calling
;
156 fstring full_dest_host_name
;
157 struct sockaddr_storage dest_ss
;
159 DATA_BLOB secblob
; /* cryptkey or negTokenInit */
163 int readbraw_supported
;
164 int writebraw_supported
;
165 int timeout
; /* in milliseconds. */
170 unsigned int bufsize
;
175 uint32 posix_capabilities
;
179 TALLOC_CTX
*longterm_mem_ctx
;
180 TALLOC_CTX
*call_mem_ctx
;
183 smb_sign_info sign_info
;
185 struct smb_trans_enc_state
*trans_enc_state
; /* Setup if we're encrypting SMB's. */
187 /* the session key for this CLI, outside
188 any per-pipe authenticaion */
189 DATA_BLOB user_session_key
;
191 /* The list of pipes currently open on this connection. */
192 struct rpc_pipe_client
*pipe_list
;
195 bool fallback_after_kerberos
;
197 bool got_kerberos_mechanism
; /* Server supports krb5 in SPNEGO. */
199 bool use_oplocks
; /* should we use oplocks? */
200 bool use_level_II_oplocks
; /* should we use level II oplocks? */
202 /* a oplock break request handler */
203 bool (*oplock_handler
)(struct cli_state
*cli
, int fnum
, unsigned char level
);
205 bool force_dos_errors
;
206 bool case_sensitive
; /* False by default. */
209 * fd_event is around while we have async requests outstanding or are
210 * building a chained request.
212 * (fd_event!=NULL) &&
213 * ((outstanding_request!=NULL)||(chain_accumulator!=NULL))
215 * should always be true, as well as the reverse: If both cli_request
216 * pointers are NULL, no fd_event is around.
218 struct fd_event
*fd_event
;
222 * A linked list of requests that are waiting for a reply
224 struct cli_request
*outstanding_requests
;
227 * The place to build up the list of chained requests. In CIFS, a
228 * single cli_request corresponds to a MID and can serve more than one
231 struct cli_request
*chain_accumulator
;
234 typedef struct file_info
{
235 struct cli_state
*cli
;
240 /* these times are normally kept in GMT */
241 struct timespec mtime_ts
;
242 struct timespec atime_ts
;
243 struct timespec ctime_ts
;
245 char short_name
[13*3]; /* the *3 is to cope with multi-byte */
248 #define CLI_FULL_CONNECTION_DONT_SPNEGO 0x0001
249 #define CLI_FULL_CONNECTION_USE_KERBEROS 0x0002
250 #define CLI_FULL_CONNECTION_ANONYMOUS_FALLBACK 0x0004
251 #define CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS 0x0008
253 #endif /* _CLIENT_H */