/*
 *  ncp_fs.h
 *
 *  Copyright (C) 1995, 1996 by Volker Lendecke
 *
 */

#ifndef _KERNEL_NCP_FS_H
#define _KERNEL_NCP_FS_H

#include "kernel/fs.h"
#include <netinet/in.h>
#include <sys/types.h>

/*
 * ioctl commands
 */

struct ncp_ioctl_request {
	unsigned int function;
	unsigned int size;
	char *data;
};

struct ncp_fs_info {
	int version;
	struct sockaddr_ipx addr;
	__kerXX_uid_t mounted_uid;
	int connection;		/* Connection number the server assigned us */
	int buffer_size;	/* The negotiated buffer size, to be
				   used for read/write requests! */

	int volume_number;
	__u32 directory_id;
};

struct ncp_sign_init
{
	char sign_root[8];
	char sign_last[16];
};

struct ncp_lock_ioctl
{
#define NCP_LOCK_LOG	0
#define NCP_LOCK_SH	1
#define NCP_LOCK_EX	2
#define NCP_LOCK_CLEAR	256
	int		cmd;
	int		origin;
	unsigned int	offset;
	unsigned int	length;
#define NCP_LOCK_DEFAULT_TIMEOUT	18
#define NCP_LOCK_MAX_TIMEOUT		180
	int		timeout;
};

struct ncp_setroot_ioctl
{
	int		volNumber;
	int		namespace;
	__u32		dirEntNum;
};

#define	NCP_IOC_NCPREQUEST		_IOR('n', 1, struct ncp_ioctl_request)
#define	NCP_IOC_GETMOUNTUID		_IOW('n', 2, __kernel_uid_t)
#define NCP_IOC_CONN_LOGGED_IN          _IO('n', 3)

#define NCP_GET_FS_INFO_VERSION (1)
#define NCP_IOC_GET_FS_INFO             _IOWR('n', 4, struct ncp_fs_info)

#define NCP_IOC_SIGN_INIT		_IOR('n', 5, struct ncp_sign_init)
#define NCP_IOC_SIGN_WANTED		_IOR('n', 6, int)
#define NCP_IOC_SET_SIGN_WANTED		_IOW('n', 6, int)

#define NCP_IOC_LOCKUNLOCK		_IOR('n', 7, struct ncp_lock_ioctl)

#define NCP_IOC_GETROOT			_IOW('n', 8, struct ncp_setroot_ioctl)
#define NCP_IOC_SETROOT			_IOR('n', 8, struct ncp_setroot_ioctl)
/*
 * The packet size to allocate. One page should be enough.
 */
#define NCP_PACKET_SIZE 4070

#define NCP_MAXPATHLEN 255
#define NCP_MAXNAMELEN 14

#endif				/* _LINUX_NCP_FS_H */