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/*
Unix SMB/CIFS implementation.
SMB parameters and setup
Copyright (C) Andrew Tridgell 1992-1998
Copyright (C) Luke Kenneth Casson Leighton 1996-1998
Copyright (C) Jeremy Allison 1998
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _CLIENT_H
#define _CLIENT_H
/* the client asks for a smaller buffer to save ram and also to get more
overlap on the wire. This size gives us a nice read/write size, which
will be a multiple of the page size on almost any system */
#define CLI_BUFFER_SIZE (0xFFFF)
#define CLI_SAMBA_MAX_LARGE_READX_SIZE (127*1024) /* Works for Samba servers */
#define CLI_SAMBA_MAX_LARGE_WRITEX_SIZE (127*1024) /* Works for Samba servers */
#define CLI_WINDOWS_MAX_LARGE_READX_SIZE ((64*1024)-2) /* Windows servers are broken.... */
#define CLI_WINDOWS_MAX_LARGE_WRITEX_SIZE ((64*1024)-2) /* Windows servers are broken.... */
#define CLI_SAMBA_MAX_POSIX_LARGE_READX_SIZE (0xFFFF00) /* 24-bit len. */
#define CLI_SAMBA_MAX_POSIX_LARGE_WRITEX_SIZE (0xFFFF00) /* 24-bit len. */
/*
* These definitions depend on smb.h
*/
struct print_job_info {
uint16 id;
uint16 priority;
size_t size;
fstring user;
fstring name;
time_t t;
};
struct cli_state {
/**
* A list of subsidiary connections for DFS.
*/
struct cli_state *prev, *next;
enum protocol_types protocol;
int sec_mode;
int rap_error;
NTSTATUS raw_status; /* maybe via NT_STATUS_DOS() */
/* The credentials used to open the cli_state connection. */
char *domain;
char *user_name;
char *password; /* Can be null to force use of zero NTLMSSP session key. */
/*
* The following strings are the
* ones returned by the server if
* the protocol > NT1.
*/
char *server_type;
char *server_os;
char *server_domain;
char *share;
char *dev;
DATA_BLOB secblob; /* cryptkey or negTokenInit */
uint32 sesskey;
int serverzone;
uint32 servertime;
int readbraw_supported;
int writebraw_supported;
int timeout; /* in milliseconds. */
size_t max_xmit;
size_t max_mux;
int initialised;
int win95;
bool is_samba;
bool is_guestlogin;
uint32 capabilities;
/* What the server offered. */
uint32_t server_posix_capabilities;
/* What the client requested. */
uint32_t requested_posix_capabilities;
bool dfsroot;
struct smb_signing_state *signing_state;
struct smb_trans_enc_state *trans_enc_state; /* Setup if we're encrypting SMB's. */
/* the session key for this CLI, outside
any per-pipe authenticaion */
DATA_BLOB user_session_key;
/* The list of pipes currently open on this connection. */
struct rpc_pipe_client *pipe_list;
bool use_kerberos;
bool fallback_after_kerberos;
bool use_spnego;
bool use_ccache;
bool got_kerberos_mechanism; /* Server supports krb5 in SPNEGO. */
bool use_oplocks; /* should we use oplocks? */
bool use_level_II_oplocks; /* should we use level II oplocks? */
bool force_dos_errors;
bool force_ascii;
bool case_sensitive; /* False by default. */
/* Where (if anywhere) this is mounted under DFS. */
char *dfs_mountpoint;
struct {
int fd;
struct sockaddr_storage local_ss;
struct sockaddr_storage remote_ss;
const char *remote_name;
const char *remote_realm;
struct tevent_req *read_smb_req;
struct tevent_queue *outgoing;
struct tevent_req **pending;
/*
* The incoming dispatch function should return:
* - NT_STATUS_RETRY, if more incoming PDUs are expected.
* - NT_STATUS_OK, if no more processing is desired, e.g.
* the dispatch function called
* tevent_req_done().
* - All other return values disconnect the connection.
*/
NTSTATUS (*dispatch_incoming)(struct cli_state *cli,
TALLOC_CTX *frame,
uint8_t *inbuf);
} conn;
struct {
uint16_t mid;
uint16_t pid;
uint16_t vc_num;
uint16_t tid;
uint16_t uid;
} smb1;
struct {
uint64_t mid;
uint32_t pid;
uint32_t tid;
uint64_t uid;
/* SMB2 negprot */
uint16_t security_mode;
uint16_t dialect_revision;
struct GUID server_guid;
uint16_t server_capabilities;
uint32_t max_transact_size;
uint32_t max_read_size;
uint32_t max_write_size;
struct timespec system_time;
struct timespec server_start_time;
/* SMB2 tcon */
uint8_t share_type;
uint32_t share_flags;
uint32_t maximal_access;
} smb2;
};
struct file_info {
uint64_t size;
uint16 mode;
uid_t uid;
gid_t gid;
/* these times are normally kept in GMT */
struct timespec mtime_ts;
struct timespec atime_ts;
struct timespec ctime_ts;
char *name;
char *short_name;
};
#define CLI_FULL_CONNECTION_DONT_SPNEGO 0x0001
#define CLI_FULL_CONNECTION_USE_KERBEROS 0x0002
#define CLI_FULL_CONNECTION_ANONYMOUS_FALLBACK 0x0004
#define CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS 0x0008
#define CLI_FULL_CONNECTION_OPLOCKS 0x0010
#define CLI_FULL_CONNECTION_LEVEL_II_OPLOCKS 0x0020
#define CLI_FULL_CONNECTION_USE_CCACHE 0x0040
#define CLI_FULL_CONNECTION_FORCE_DOS_ERRORS 0x0080
#define CLI_FULL_CONNECTION_FORCE_ASCII 0x0100
#endif /* _CLIENT_H */
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