diff options
Diffstat (limited to 'usr.sbin/makefs/ffs/buf.h')
| -rw-r--r-- | usr.sbin/makefs/ffs/buf.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/usr.sbin/makefs/ffs/buf.h b/usr.sbin/makefs/ffs/buf.h new file mode 100644 index 000000000000..dfe7edb3e784 --- /dev/null +++ b/usr.sbin/makefs/ffs/buf.h @@ -0,0 +1,76 @@ +/* $NetBSD: buf.h,v 1.3 2001/11/02 03:12:49 lukem Exp $ */ + +/*- + * SPDX-License-Identifier: BSD-4-Clause + * + * 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> + +struct componentname; +struct makefs_fsinfo; +struct ucred; + +struct m_vnode { + struct makefs_fsinfo *fs; + void *v_data; +}; + +struct m_buf { + char * b_data; + long b_bufsize; + long b_bcount; + daddr_t b_blkno; + daddr_t b_lblkno; + struct makefs_fsinfo *b_fs; + + TAILQ_ENTRY(m_buf) b_tailq; +}; + +void bcleanup(void); +int bread(struct m_vnode *, daddr_t, int, struct ucred *, + struct m_buf **); +void brelse(struct m_buf *); +int bwrite(struct m_buf *); +struct m_buf * getblk(struct m_vnode *, daddr_t, int, int, int, int); + +#define bdwrite(bp) bwrite(bp) +#define clrbuf(bp) memset((bp)->b_data, 0, (u_int)(bp)->b_bcount) + +#endif /* _FFS_BUF_H */ |