178b11a59SEd Maste /* $NetBSD: buf.h,v 1.3 2001/11/02 03:12:49 lukem Exp $ */ 2d347a0daSSam Leffler 31de7b4b8SPedro F. Giffuni /*- 41de7b4b8SPedro F. Giffuni * SPDX-License-Identifier: BSD-4-Clause 51de7b4b8SPedro F. Giffuni * 6d347a0daSSam Leffler * Copyright (c) 2001 Wasabi Systems, Inc. 7d347a0daSSam Leffler * All rights reserved. 8d347a0daSSam Leffler * 9d347a0daSSam Leffler * Written by Luke Mewburn for Wasabi Systems, Inc. 10d347a0daSSam Leffler * 11d347a0daSSam Leffler * Redistribution and use in source and binary forms, with or without 12d347a0daSSam Leffler * modification, are permitted provided that the following conditions 13d347a0daSSam Leffler * are met: 14d347a0daSSam Leffler * 1. Redistributions of source code must retain the above copyright 15d347a0daSSam Leffler * notice, this list of conditions and the following disclaimer. 16d347a0daSSam Leffler * 2. Redistributions in binary form must reproduce the above copyright 17d347a0daSSam Leffler * notice, this list of conditions and the following disclaimer in the 18d347a0daSSam Leffler * documentation and/or other materials provided with the distribution. 19d347a0daSSam Leffler * 3. All advertising materials mentioning features or use of this software 20d347a0daSSam Leffler * must display the following acknowledgement: 21d347a0daSSam Leffler * This product includes software developed for the NetBSD Project by 22d347a0daSSam Leffler * Wasabi Systems, Inc. 23d347a0daSSam Leffler * 4. The name of Wasabi Systems, Inc. may not be used to endorse 24d347a0daSSam Leffler * or promote products derived from this software without specific prior 25d347a0daSSam Leffler * written permission. 26d347a0daSSam Leffler * 27d347a0daSSam Leffler * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 28d347a0daSSam Leffler * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29d347a0daSSam Leffler * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30d347a0daSSam Leffler * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 31d347a0daSSam Leffler * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32d347a0daSSam Leffler * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33d347a0daSSam Leffler * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34d347a0daSSam Leffler * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35d347a0daSSam Leffler * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36d347a0daSSam Leffler * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37d347a0daSSam Leffler * POSSIBILITY OF SUCH DAMAGE. 38d347a0daSSam Leffler */ 39d347a0daSSam Leffler 40d347a0daSSam Leffler #ifndef _FFS_BUF_H 41d347a0daSSam Leffler #define _FFS_BUF_H 42d347a0daSSam Leffler 43d347a0daSSam Leffler #include <sys/param.h> 44d347a0daSSam Leffler #include <sys/queue.h> 45d347a0daSSam Leffler 46476b0ab7SEd Maste struct componentname; 476160cc37SEd Maste struct makefs_fsinfo; 4878b11a59SEd Maste struct ucred; 4978b11a59SEd Maste 50*d485c77fSKonstantin Belousov struct m_vnode { 516160cc37SEd Maste struct makefs_fsinfo *fs; 5278b11a59SEd Maste void *v_data; 5378b11a59SEd Maste }; 5478b11a59SEd Maste 55*d485c77fSKonstantin Belousov struct m_buf { 56ef633620SEd Maste char * b_data; 57d347a0daSSam Leffler long b_bufsize; 58d347a0daSSam Leffler long b_bcount; 59d347a0daSSam Leffler daddr_t b_blkno; 60d347a0daSSam Leffler daddr_t b_lblkno; 616160cc37SEd Maste struct makefs_fsinfo *b_fs; 62d347a0daSSam Leffler 63*d485c77fSKonstantin Belousov TAILQ_ENTRY(m_buf) b_tailq; 64d347a0daSSam Leffler }; 65d347a0daSSam Leffler 66d347a0daSSam Leffler void bcleanup(void); 67*d485c77fSKonstantin Belousov int bread(struct m_vnode *, daddr_t, int, struct ucred *, 68*d485c77fSKonstantin Belousov struct m_buf **); 69*d485c77fSKonstantin Belousov void brelse(struct m_buf *); 70*d485c77fSKonstantin Belousov int bwrite(struct m_buf *); 71*d485c77fSKonstantin Belousov struct m_buf * getblk(struct m_vnode *, daddr_t, int, int, int, int); 72d347a0daSSam Leffler 73d347a0daSSam Leffler #define bdwrite(bp) bwrite(bp) 74d347a0daSSam Leffler #define clrbuf(bp) memset((bp)->b_data, 0, (u_int)(bp)->b_bcount) 75d347a0daSSam Leffler 76d347a0daSSam Leffler #endif /* _FFS_BUF_H */ 77