ffs_extern.h revision 1.6
11.6Sagc/* $NetBSD: ffs_extern.h,v 1.6 2003/08/07 11:25:33 agc Exp $ */ 21.1Slukem/* From: NetBSD: ffs_extern.h,v 1.19 2001/08/17 02:18:48 lukem Exp */ 31.1Slukem 41.1Slukem/*- 51.1Slukem * Copyright (c) 1991, 1993, 1994 61.1Slukem * The Regents of the University of California. All rights reserved. 71.1Slukem * 81.1Slukem * Redistribution and use in source and binary forms, with or without 91.1Slukem * modification, are permitted provided that the following conditions 101.1Slukem * are met: 111.1Slukem * 1. Redistributions of source code must retain the above copyright 121.1Slukem * notice, this list of conditions and the following disclaimer. 131.1Slukem * 2. Redistributions in binary form must reproduce the above copyright 141.1Slukem * notice, this list of conditions and the following disclaimer in the 151.1Slukem * documentation and/or other materials provided with the distribution. 161.6Sagc * 3. Neither the name of the University nor the names of its contributors 171.1Slukem * may be used to endorse or promote products derived from this software 181.1Slukem * without specific prior written permission. 191.1Slukem * 201.1Slukem * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 211.1Slukem * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 221.1Slukem * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 231.1Slukem * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 241.1Slukem * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 251.1Slukem * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 261.1Slukem * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 271.1Slukem * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 281.1Slukem * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 291.1Slukem * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 301.1Slukem * SUCH DAMAGE. 311.1Slukem * 321.1Slukem * @(#)ffs_extern.h 8.6 (Berkeley) 3/30/95 331.1Slukem */ 341.1Slukem 351.1Slukem#include "ffs/buf.h" 361.1Slukem 371.1Slukem/* 381.1Slukem * Structure used to pass around logical block paths generated by 391.1Slukem * ufs_getlbns and used by truncate and bmap code. 401.1Slukem */ 411.1Slukemstruct indir { 421.3Sfvdl daddr_t in_lbn; /* Logical block number. */ 431.1Slukem int in_off; /* Offset in buffer. */ 441.1Slukem int in_exists; /* Flag if the block exists. */ 451.1Slukem}; 461.1Slukem 471.1Slukem /* ffs.c */ 481.1Slukemvoid panic(const char *, ...) 491.1Slukem __attribute__((__noreturn__,__format__(__printf__,1,2))); 501.1Slukem 511.1Slukem /* ffs_alloc.c */ 521.3Sfvdlint ffs_alloc(struct inode *, daddr_t, daddr_t, int, daddr_t *); 531.4Sfvdldaddr_t ffs_blkpref_ufs1(struct inode *, daddr_t, int, int32_t *); 541.4Sfvdldaddr_t ffs_blkpref_ufs2(struct inode *, daddr_t, int, int64_t *); 551.3Sfvdlvoid ffs_blkfree(struct inode *, daddr_t, long); 561.4Sfvdlvoid ffs_clusteracct(struct fs *, struct cg *, int32_t, int); 571.1Slukem 581.1Slukem /* ffs_balloc.c */ 591.1Slukemint ffs_balloc(struct inode *, off_t, int, struct buf **); 601.1Slukem 611.1Slukem /* ffs_bswap.c */ 621.1Slukemvoid ffs_sb_swap(struct fs*, struct fs *); 631.4Sfvdlvoid ffs_dinode1_swap(struct ufs1_dinode *, struct ufs1_dinode *); 641.4Sfvdlvoid ffs_dinode2_swap(struct ufs2_dinode *, struct ufs2_dinode *); 651.1Slukemvoid ffs_csum_swap(struct csum *, struct csum *, int); 661.4Sfvdlvoid ffs_cg_swap(struct cg *, struct cg *, struct fs *); 671.1Slukem 681.1Slukem /* ffs_subr.c */ 691.1Slukemvoid ffs_fragacct(struct fs *, int, int32_t[], int, int); 701.5Stsutsuiint ffs_isblock(struct fs *, u_char *, int32_t); 711.5Stsutsuiint ffs_isfreeblock(struct fs *, u_char *, int32_t); 721.5Stsutsuivoid ffs_clrblock(struct fs *, u_char *, int32_t); 731.5Stsutsuivoid ffs_setblock(struct fs *, u_char *, int32_t); 741.1Slukem 751.1Slukem /* ufs_bmap.c */ 761.3Sfvdlint ufs_getlbns(struct inode *, daddr_t, struct indir *, int *); 77