root/include/uapi/linux/ncp_fs.h

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

#ifndef _LINUX_NCP_FS_H
#define _LINUX_NCP_FS_H

#include <linux/fs.h>
#include <linux/in.h>
#include <linux/types.h>
#include <linux/magic.h>

#include <linux/ipx.h>
#include <linux/ncp_no.h>

/*
 * ioctl commands
 */

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

struct ncp_fs_info {
        int version;
        struct sockaddr_ipx addr;
        __kernel_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;
        __le32 directory_id;
};

struct ncp_fs_info_v2 {
        int version;
        unsigned long mounted_uid;
        unsigned int connection;
        unsigned int buffer_size;

        unsigned int volume_number;
        __le32 directory_id;

        __u32 dummy1;
        __u32 dummy2;
        __u32 dummy3;
};

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;
        __le32          dirEntNum;
};

struct ncp_objectname_ioctl
{
#define NCP_AUTH_NONE   0x00
#define NCP_AUTH_BIND   0x31
#define NCP_AUTH_NDS    0x32
        int             auth_type;
        size_t          object_name_len;
        void __user *   object_name;    /* a userspace data, in most cases user name */
};

struct ncp_privatedata_ioctl
{
        size_t          len;
        void __user *   data;           /* ~1000 for NDS */
};

/* NLS charsets by ioctl */
#define NCP_IOCSNAME_LEN 20
struct ncp_nls_ioctl
{
        unsigned char codepage[NCP_IOCSNAME_LEN+1];
        unsigned char iocharset[NCP_IOCSNAME_LEN+1];
};

#define NCP_IOC_NCPREQUEST              _IOR('n', 1, struct ncp_ioctl_request)
#define NCP_IOC_GETMOUNTUID             _IOW('n', 2, __kernel_old_uid_t)
#define NCP_IOC_GETMOUNTUID2            _IOW('n', 2, unsigned long)

#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_GET_FS_INFO_VERSION_V2 (2)
#define NCP_IOC_GET_FS_INFO_V2          _IOWR('n', 4, struct ncp_fs_info_v2)

#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)

#define NCP_IOC_GETOBJECTNAME           _IOWR('n', 9, struct ncp_objectname_ioctl)
#define NCP_IOC_SETOBJECTNAME           _IOR('n', 9, struct ncp_objectname_ioctl)
#define NCP_IOC_GETPRIVATEDATA          _IOWR('n', 10, struct ncp_privatedata_ioctl)
#define NCP_IOC_SETPRIVATEDATA          _IOR('n', 10, struct ncp_privatedata_ioctl)

#define NCP_IOC_GETCHARSETS             _IOWR('n', 11, struct ncp_nls_ioctl)
#define NCP_IOC_SETCHARSETS             _IOR('n', 11, struct ncp_nls_ioctl)

#define NCP_IOC_GETDENTRYTTL            _IOW('n', 12, __u32)
#define NCP_IOC_SETDENTRYTTL            _IOR('n', 12, __u32)

/*
 * 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 */