freebsd-skq/sys/fs/nfs/nfskpiport.h
rmacklem e3d34903b6 Add the experimental nfs subtree to the kernel, that includes
support for NFSv4 as well as NFSv2 and 3.
	It lives in 3 subdirs under sys/fs:
	nfs - functions that are common to the client and server
	nfsclient - a mutation of sys/nfsclient that call generic functions
	to do RPCs and handle state. As such, it retains the
	buffer cache handling characteristics and vnode semantics that
	are found in sys/nfsclient, for the most part.
	nfsserver - the server. It includes a DRC designed specifically for
	NFSv4, that is used instead of the generic DRC in sys/rpc.
	The build glue will be checked in later, so at this point, it
	consists of 3 new subdirs that should not affect kernel building.

Approved by:	kib (mentor)
2009-05-04 15:23:58 +00:00

74 lines
2.9 KiB
C

/*-
* 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.
*
* $FreeBSD$
*/
#ifndef _NFS_NFSKPIPORT_H_
#define _NFSKPIPORT_NFS_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)
typedef struct vnode * vnode_t;
#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 /* _NFSKPIPORT_NFS_H */