/*      $NetBSD: nfskpiport.h,v 1.2 2016/12/13 22:49:02 pgoyette Exp $  */
/*-
 * Copyright (c) 2009 Rick Macklem, University of Guelph
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * FreeBSD: head/sys/fs/nfs/nfskpiport.h 207785 2010-05-08 14:50:12Z rmacklem 
 * $NetBSD: nfskpiport.h,v 1.2 2016/12/13 22:49:02 pgoyette Exp $
 */

#ifndef _NFS_NFSKPIPORT_H_
#define _NFS_NFSKPIPORT_H_
/*
 * These definitions are needed since the generic code is now using Darwin8
 * KPI stuff. (I know, seems a bit silly, but I want the code to build on
 * Darwin8 and hopefully subsequent releases from Apple.)
 */
typedef struct mount *          mount_t;
#define vfs_statfs(m)           (&((m)->mnt_stat))
#define vfs_flags(m)            ((m)->mnt_flag)

#if 0   /* Predefined in NetBSD sys/vnode.h */
typedef struct vnode *          vnode_t;
#endif
#define vnode_mount(v)          ((v)->v_mount)
#define vnode_vtype(v)          ((v)->v_type)

typedef struct mbuf *           mbuf_t;
#define mbuf_freem(m)           m_freem(m)
#define mbuf_data(m)            mtod((m), void *)
#define mbuf_len(m)             ((m)->m_len)
#define mbuf_next(m)            ((m)->m_next)
#define mbuf_setlen(m, l)       ((m)->m_len = (l))
#define mbuf_setnext(m, p)      ((m)->m_next = (p))
#define mbuf_pkthdr_len(m)      ((m)->m_pkthdr.len)
#define mbuf_pkthdr_setlen(m, l) ((m)->m_pkthdr.len = (l))
#define mbuf_pkthdr_setrcvif(m, p) ((m)->m_pkthdr.rcvif = (p))

/*
 * This stuff is needed by Darwin for handling the uio structure.
 */
#define CAST_USER_ADDR_T(a)     (a)
#define CAST_DOWN(c, a)         ((c) (a))
#define uio_uio_resid(p)        ((p)->uio_resid)
#define uio_uio_resid_add(p, v) ((p)->uio_resid += (v))
#define uio_uio_resid_set(p, v) ((p)->uio_resid = (v))
#define uio_iov_base(p)         ((p)->uio_iov->iov_base)
#define uio_iov_base_add(p, v)  do {                                    \
        char *pp;                                                       \
        pp = (char *)(p)->uio_iov->iov_base;                            \
        pp += (v);                                                      \
        (p)->uio_iov->iov_base = (void *)pp;                            \
    } while (0)
#define uio_iov_len(p)          ((p)->uio_iov->iov_len)
#define uio_iov_len_add(p, v)   ((p)->uio_iov->iov_len += (v))

#endif  /* _NFS_NFSKPIPORT_H */