NetBSD/usr.sbin/makefs/ffs/buf.h

146 lines
3.7 KiB
C

/* $NetBSD: buf.h,v 1.14 2022/03/06 08:31:54 hgutch Exp $ */
/*
* Copyright (c) 2001 Wasabi Systems, Inc.
* All rights reserved.
*
* Written by Luke Mewburn for Wasabi Systems, Inc.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the NetBSD Project by
* Wasabi Systems, Inc.
* 4. The name of Wasabi Systems, Inc. may not be used to endorse
* or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC
* 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.
*/
#ifndef _FFS_BUF_H
#define _FFS_BUF_H
#include <sys/param.h>
#include <sys/queue.h>
#include <sys/stat.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <time.h>
#include <stddef.h>
#include <stdlib.h>
#include <err.h>
#include "namespace.h"
struct componentname {
char *cn_nameptr;
size_t cn_namelen;
};
struct makefs_fsinfo;
struct vnode {
struct makefs_fsinfo *fs;
void *v_data;
};
#define vput(a) ((void)(a))
struct buf {
void * b_data;
long b_bufsize;
long b_bcount;
daddr_t b_blkno;
daddr_t b_lblkno;
struct makefs_fsinfo * b_fs;
TAILQ_ENTRY(buf) b_tailq;
};
struct kauth_cred;
void bcleanup(void);
int bread(struct vnode *, daddr_t, int, int, struct buf **);
void brelse(struct buf *, int);
int bwrite(struct buf *);
struct buf * getblk(struct vnode *, daddr_t, int, int, int);
#define bdwrite(bp) bwrite(bp)
#define clrbuf(bp) memset((bp)->b_data, 0, (u_int)(bp)->b_bcount)
#define B_MODIFY 0
#define BC_AGE 0
#define min(a, b) MIN((a), (b))
static inline unsigned int
uimin(unsigned int a, unsigned int b)
{
return (a < b ? a : b);
}
static inline unsigned int
uimax(unsigned int a, unsigned int b)
{
return (a > b ? a : b);
}
static inline void
microtime(struct timeval *tv)
{
extern struct stat stampst;
if (stampst.st_ino) {
tv->tv_sec = stampst.st_mtime;
tv->tv_usec = 0;
} else {
gettimeofday((tv), NULL);
}
}
#define KASSERT(a)
#define IO_SYNC 1
struct pool {
size_t size;
};
#define pool_init(p, s, a1, a2, a3, a4, a5, a6) (p)->size = (s)
#define pool_get(p, f) ecalloc(1, (p)->size)
#define pool_put(p, a) free(a)
#define pool_destroy(p)
#define MALLOC_DECLARE(a)
#define malloc_type_attach(a)
#define malloc_type_detach(a)
#define mutex_enter(m)
#define mutex_exit(m)
#define mutex_init(m, t, i)
#define mutex_destroy(m)
#define desiredvnodes 10000
#define NOCRED NULL
#define DEV_BSHIFT 9
#endif /* _FFS_BUF_H */