146 lines
3.7 KiB
C
146 lines
3.7 KiB
C
/* $NetBSD: buf.h,v 1.14 2022/03/06 08:31:54 hgutch Exp $ */
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/*
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* Copyright (c) 2001 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Luke Mewburn for Wasabi Systems, Inc.
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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 for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _FFS_BUF_H
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#define _FFS_BUF_H
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#include <sys/param.h>
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#include <sys/queue.h>
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#include <sys/stat.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <time.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include <err.h>
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#include "namespace.h"
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struct componentname {
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char *cn_nameptr;
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size_t cn_namelen;
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};
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struct makefs_fsinfo;
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struct vnode {
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struct makefs_fsinfo *fs;
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void *v_data;
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};
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#define vput(a) ((void)(a))
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struct buf {
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void * b_data;
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long b_bufsize;
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long b_bcount;
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daddr_t b_blkno;
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daddr_t b_lblkno;
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struct makefs_fsinfo * b_fs;
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TAILQ_ENTRY(buf) b_tailq;
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};
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struct kauth_cred;
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void bcleanup(void);
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int bread(struct vnode *, daddr_t, int, int, struct buf **);
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void brelse(struct buf *, int);
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int bwrite(struct buf *);
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struct buf * getblk(struct vnode *, daddr_t, int, int, int);
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#define bdwrite(bp) bwrite(bp)
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#define clrbuf(bp) memset((bp)->b_data, 0, (u_int)(bp)->b_bcount)
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#define B_MODIFY 0
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#define BC_AGE 0
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#define min(a, b) MIN((a), (b))
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static inline unsigned int
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uimin(unsigned int a, unsigned int b)
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{
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return (a < b ? a : b);
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}
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static inline unsigned int
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uimax(unsigned int a, unsigned int b)
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{
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return (a > b ? a : b);
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}
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static inline void
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microtime(struct timeval *tv)
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{
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extern struct stat stampst;
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if (stampst.st_ino) {
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tv->tv_sec = stampst.st_mtime;
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tv->tv_usec = 0;
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} else {
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gettimeofday((tv), NULL);
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}
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}
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#define KASSERT(a)
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#define IO_SYNC 1
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struct pool {
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size_t size;
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};
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#define pool_init(p, s, a1, a2, a3, a4, a5, a6) (p)->size = (s)
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#define pool_get(p, f) ecalloc(1, (p)->size)
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#define pool_put(p, a) free(a)
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#define pool_destroy(p)
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#define MALLOC_DECLARE(a)
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#define malloc_type_attach(a)
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#define malloc_type_detach(a)
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#define mutex_enter(m)
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#define mutex_exit(m)
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#define mutex_init(m, t, i)
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#define mutex_destroy(m)
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#define desiredvnodes 10000
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#define NOCRED NULL
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#define DEV_BSHIFT 9
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#endif /* _FFS_BUF_H */
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