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121 lines
3.7 KiB
C
121 lines
3.7 KiB
C
/*
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* Copyright (c) 1989, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Rick Macklem at The University of Guelph.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)nfsm_subs.h 8.2 (Berkeley) 3/30/95
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* $FreeBSD$
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*/
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#ifndef _NFS_NFS_COMMON_H_
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#define _NFS_NFS_COMMON_H_
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extern enum vtype nv3tov_type[];
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extern nfstype nfsv3_type[];
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#define vtonfsv2_mode(t, m) \
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txdr_unsigned(((t) == VFIFO) ? MAKEIMODE(VCHR, (m)) : MAKEIMODE((t), (m)))
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#define nfsv3tov_type(a) nv3tov_type[fxdr_unsigned(u_int32_t,(a))&0x7]
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#define vtonfsv3_type(a) txdr_unsigned(nfsv3_type[((int32_t)(a))])
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#define NFSMADV(m, s) \
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do { \
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(m)->m_data += (s); \
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} while (0)
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int nfs_adv(struct mbuf **, caddr_t *, int, int);
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void *nfsm_build_xx(int s, struct mbuf **mb, caddr_t *bpos);
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int nfsm_dissect_xx(void **a, int s, struct mbuf **md, caddr_t *dpos);
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int nfsm_strsiz_xx(int *s, int m, u_int32_t **tl, struct mbuf **mb,
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caddr_t *bpos);
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int nfsm_adv_xx(int s, u_int32_t **tl, struct mbuf **md, caddr_t *dpos);
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u_quad_t nfs_curusec(void);
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int nfsm_disct(struct mbuf **, caddr_t *, int, int, caddr_t *);
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#define nfsm_build(c, s) \
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(c)nfsm_build_xx((s), &mb, &bpos); \
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/* XXX 'c' arg (type) is not used */
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#define nfsm_dissect(a, c, s) \
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do { \
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int t1; \
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t1 = nfsm_dissect_xx((void **)&(a), (s), &md, &dpos); \
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if (t1) { \
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error = t1; \
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m_freem(mrep); \
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mrep = NULL; \
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goto nfsmout; \
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} \
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} while (0)
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#define nfsm_strsiz(s,m) \
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do { \
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int t1; \
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t1 = nfsm_strsiz_xx(&(s), (m), &tl, &md, &dpos); \
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if (t1) { \
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error = t1; \
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m_freem(mrep); \
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mrep = NULL; \
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goto nfsmout; \
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} \
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} while(0)
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#define nfsm_mtouio(p,s) \
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do {\
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int32_t t1; \
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if ((s) > 0 && (t1 = nfsm_mbuftouio(&md, (p), (s), &dpos)) != 0) { \
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error = t1; \
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m_freem(mrep); \
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mrep = NULL; \
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goto nfsmout; \
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} \
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} while (0)
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#define nfsm_rndup(a) (((a)+3)&(~0x3))
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#define nfsm_adv(s) \
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do { \
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int t1; \
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t1 = nfsm_adv_xx((s), &tl, &md, &dpos); \
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if (t1) { \
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error = t1; \
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m_freem(mrep); \
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mrep = NULL; \
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goto nfsmout; \
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} \
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} while (0)
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#endif
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