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#ifndef _LINUX_NFS4_MOUNT_H

#define _LINUX_NFS4_MOUNT_H

/*

 *  linux/include/linux/nfs4_mount.h

 *

 *  Copyright (C) 2002  Trond Myklebust

 *

 *  structure passed from user-space to kernel-space during an nfsv4 mount

 */

/*

 * WARNING!  Do not delete or change the order of these fields.  If

 * a new field is required then add it to the end.  The version field

 * tracks which fields are present.  This will ensure some measure of

 * mount-to-kernel version compatibility.  Some of these aren't used yet

 * but here they are anyway.

 */

#define NFS4_MOUNT_VERSION      1

struct nfs_string {

        unsigned int len;

        const char * data;

};

struct nfs4_mount_data {

        int version;                            /* 1 */

        int flags;                              /* 1 */

        int rsize;                              /* 1 */

        int wsize;                              /* 1 */

        int timeo;                              /* 1 */

        int retrans;                            /* 1 */

        int acregmin;                           /* 1 */

        int acregmax;                           /* 1 */

        int acdirmin;                           /* 1 */

        int acdirmax;                           /* 1 */

        /* see the definition of 'struct clientaddr4' in RFC3010 */

        struct nfs_string client_addr;          /* 1 */

        /* Mount path */

        struct nfs_string mnt_path;             /* 1 */

        /* Server details */

        struct nfs_string hostname;             /* 1 */

        /* Server IP address */

        unsigned int host_addrlen;              /* 1 */

        struct sockaddr * host_addr;    /* 1 */

        /* Transport protocol to use */

        int proto;                              /* 1 */

        /* Pseudo-flavours to use for authentication. See RFC2623 */

        int auth_flavourlen;                    /* 1 */

        int *auth_flavours;             /* 1 */

};

/* bits in the flags field */

/* Note: the fields that correspond to existing NFSv2/v3 mount options

 *       should mirror the values from include/linux/nfs_mount.h

 */

#define NFS4_MOUNT_SOFT         0x0001  /* 1 */

#define NFS4_MOUNT_INTR         0x0002  /* 1 */

#define NFS4_MOUNT_NOCTO        0x0010  /* 1 */

#define NFS4_MOUNT_NOAC         0x0020  /* 1 */

#define NFS4_MOUNT_STRICTLOCK   0x1000  /* 1 */

#define NFS4_MOUNT_UNSHARED     0x8000  /* 1 */

#define NFS4_MOUNT_FLAGMASK     0x9033

#endif