1/* $NetBSD: filecore_extern.h,v 1.21 2013/06/19 18:16:10 dholland Exp $ */ 2 3/*- 4 * Copyright (c) 1994 The Regents of the University of California. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * filecore_extern.h 1.1 1998/6/26 32 */ 33 34/*- 35 * Copyright (c) 1998 Andrew McMurry 36 * 37 * Redistribution and use in source and binary forms, with or without 38 * modification, are permitted provided that the following conditions 39 * are met: 40 * 1. Redistributions of source code must retain the above copyright 41 * notice, this list of conditions and the following disclaimer. 42 * 2. Redistributions in binary form must reproduce the above copyright 43 * notice, this list of conditions and the following disclaimer in the 44 * documentation and/or other materials provided with the distribution. 45 * 3. All advertising materials mentioning features or use of this software 46 * must display the following acknowledgement: 47 * This product includes software developed by the University of 48 * California, Berkeley and its contributors. 49 * 4. Neither the name of the University nor the names of its contributors 50 * may be used to endorse or promote products derived from this software 51 * without specific prior written permission. 52 * 53 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 54 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 55 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 56 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 57 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 58 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 59 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 60 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 61 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 62 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 63 * SUCH DAMAGE. 64 * 65 * filecore_extern.h 1.1 1998/6/26 66 */ 67 68/* 69 * Definitions used in the kernel for Acorn Filecore file system support. 70 */ 71#if !defined(_KERNEL) 72#error not supposed to be exposed to userland. 73#endif 74 75#ifndef FILECOREMNT_ROOT 76#define FILECOREMNT_ROOT 0 77#endif 78 79struct filecore_mnt { 80 struct mount *fc_mountp; 81 dev_t fc_dev; 82 struct vnode *fc_devvp; 83 84 u_int32_t blksize; 85 u_int32_t log2bsize; 86 u_int32_t map; 87 u_int32_t idspz; 88 u_int32_t mask; 89 u_int64_t nblks; 90 91 uid_t fc_uid; /* uid to set as owner of the files */ 92 gid_t fc_gid; /* gid to set as owner of the files */ 93 int fc_mntflags; 94 struct filecore_disc_record drec; 95}; 96 97#define VFSTOFILECORE(mp) ((struct filecore_mnt *)((mp)->mnt_data)) 98 99#define filecore_blkoff(fcp, loc) ((loc) & ((fcp)->blksize-1)) 100#define filecore_lblktosize(fcp, blk) ((blk) << (fcp)->log2bsize) 101#define filecore_lblkno(fcp, loc) ((loc) >> (fcp)->log2bsize) 102#define filecore_blksize(fcp, ip, lbn) ((fcp)->blksize) 103 104extern struct pool filecore_node_pool; 105 106VFS_PROTOS(filecore); 107 108extern int (**filecore_vnodeop_p)(void *); 109 110int filecore_bbchecksum(void *); 111int filecore_bread(struct filecore_mnt *, u_int32_t, int, 112 kauth_cred_t, struct buf **); 113int filecore_map(struct filecore_mnt *, u_int32_t, daddr_t, daddr_t *); 114