include/client.h

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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 2 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, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#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_WINDOWS_MAX_LARGE_READX_SIZE ((64*1024)-2) /* Windows servers are broken.... */

/*
 * 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_pipe_auth_data {
        enum pipe_auth_type auth_type; /* switch for the union below. Defined in ntdomain.h */
        enum pipe_auth_level auth_level; /* defined in ntdomain.h */
        union {
                struct schannel_auth_struct *schannel_auth;
                NTLMSSP_STATE *ntlmssp_state;
                struct kerberos_auth_struct *kerberos_auth;
        } a_u;
        void (*cli_auth_data_free_func)(struct cli_pipe_auth_data *);
};

struct rpc_pipe_client {
        struct rpc_pipe_client *prev, *next;

        TALLOC_CTX *mem_ctx;

        struct cli_state *cli;

        int pipe_idx;
        const char *pipe_name;
        uint16 fnum;

        const char *domain;
        const char *user_name;
        struct pwd_info pwd;

        uint16 max_xmit_frag;
        uint16 max_recv_frag;

        struct cli_pipe_auth_data auth;

        /* The following is only non-null on a netlogon pipe. */
        struct dcinfo *dc;
};

struct cli_state {
        int port;
        int fd;
        int smb_rw_error; /* Copy of last read or write error. */
        uint16 cnum;
        uint16 pid;
        uint16 mid;
        uint16 vuid;
        int protocol;
        int sec_mode;
        int rap_error;
        int privileges;

        fstring desthost;

        /* The credentials used to open the cli_state connection. */
        fstring domain;
        fstring user_name;
        struct pwd_info pwd;

        /*
         * The following strings are the
         * ones returned by the server if
         * the protocol > NT1.
         */
        fstring server_type;
        fstring server_os;
        fstring server_domain;

        fstring share;
        fstring dev;
        struct nmb_name called;
        struct nmb_name calling;
        fstring full_dest_host_name;
        struct in_addr dest_ip;

        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;
        char *outbuf;
        char *inbuf;
        unsigned int bufsize;
        int initialised;
        int win95;
        BOOL is_samba;
        uint32 capabilities;
        BOOL dfsroot;

        TALLOC_CTX *mem_ctx;

        smb_sign_info sign_info;

        /* 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_oplocks; /* should we use oplocks? */
        BOOL use_level_II_oplocks; /* should we use level II oplocks? */

        /* a oplock break request handler */
        BOOL (*oplock_handler)(struct cli_state *cli, int fnum, unsigned char level);

        BOOL force_dos_errors;
        BOOL case_sensitive; /* False by default. */
};

typedef struct file_info {
        struct cli_state *cli;
        SMB_BIG_UINT 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;
        pstring name;
        pstring dir;
        char short_name[13*3]; /* the *3 is to cope with multi-byte */
} file_info;

#define CLI_FULL_CONNECTION_DONT_SPNEGO 0x0001
#define CLI_FULL_CONNECTION_USE_KERBEROS 0x0002
#define CLI_FULL_CONNECTION_ANONYMOUS_FALLBACK 0x0004

#endif /* _CLIENT_H */

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