Subversion Repositories or1k_old

/*

 *  ncp_fs_sb.h

 *

 *  Copyright (C) 1995, 1996 by Volker Lendecke

 *

 */

#ifndef _NCP_FS_SB

#define _NCP_FS_SB

#include <linux/ncp_mount.h>

#include <linux/types.h>

#ifdef __KERNEL__

#define NCP_DEFAULT_BUFSIZE 1024

#define NCP_DEFAULT_OPTIONS 0           /* 2 for packet signatures */

struct ncp_server {

        struct ncp_mount_data m; /* Nearly all of the mount data is of

                                    interest for us later, so we store

                                    it completely. */

        __u8 name_space[NCP_NUMBER_OF_VOLUMES];

        struct file *ncp_filp;  /* File pointer to ncp socket */

        struct file *wdog_filp; /* File pointer to wdog socket */

        struct file *msg_filp;  /* File pointer to message socket */

        void *data_ready;       /* The wdog socket gets a new

                                   data_ready callback. We store the

                                   old one for checking purposes and

                                   to reset it on unmounting. */

        u8         sequence;

        u8         task;

        u16        connection;  /* Remote connection number */

        u8         completion;  /* Status message from server */

        u8         conn_status; /* Bit 4 = 1 ==> Server going down, no

                                   requests allowed anymore.

                                   Bit 0 = 1 ==> Server is down. */

        int        buffer_size; /* Negotiated bufsize */

        int        reply_size;  /* Size of last reply */

        int        packet_size;

        unsigned char *packet;  /* Here we prepare requests and

                                   receive replies */

        int        lock;        /* To prevent mismatch in protocols. */

        struct wait_queue *wait;

        int        current_size; /* for packet preparation */

        int        has_subfunction;

        int        ncp_reply_size;

        struct ncp_inode_info root;

        char       root_path;   /* '\0' */

/* info for packet signing */

        int sign_wanted;        /* 1=Server needs signed packets */

        int sign_active;        /* 0=don't do signing, 1=do */

        char sign_root[8];      /* generated from password and encr. key */

        char sign_last[16];

};

static inline int

ncp_conn_valid(struct ncp_server *server)

{

        return ((server->conn_status & 0x11) == 0);

}

static inline void

ncp_invalidate_conn(struct ncp_server *server)

{

        server->conn_status |= 0x01;

}

#endif /* __KERNEL__ */

#endif