/*
 *  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

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 */

	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' */
};

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