1 /* $NetBSD: filecore_extern.h,v 1.13 2006/05/14 21:31:52 elad 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 79 #include <sys/mallocvar.h> 80 81 MALLOC_DECLARE(M_FILECOREMNT); 82 83 struct filecore_mnt { 84 struct mount *fc_mountp; 85 dev_t fc_dev; 86 struct vnode *fc_devvp; 87 88 u_int32_t blksize; 89 u_int32_t log2bsize; 90 u_int32_t map; 91 u_int32_t idspz; 92 u_int32_t mask; 93 u_int64_t nblks; 94 95 uid_t fc_uid; /* uid to set as owner of the files */ 96 gid_t fc_gid; /* gid to set as owner of the files */ 97 int fc_mntflags; 98 struct filecore_disc_record drec; 99 }; 100 101 #define VFSTOFILECORE(mp) ((struct filecore_mnt *)((mp)->mnt_data)) 102 103 #define blkoff(fcp, loc) ((loc) & ((fcp)->blksize-1)) 104 #define lblktosize(fcp, blk) ((blk) << (fcp)->log2bsize) 105 #define lblkno(fcp, loc) ((loc) >> (fcp)->log2bsize) 106 #define blksize(fcp, ip, lbn) ((fcp)->blksize) 107 108 extern struct pool filecore_node_pool; 109 110 int filecore_mount __P((struct mount *, 111 const char *, void *, struct nameidata *, struct lwp *)); 112 int filecore_start __P((struct mount *, int, struct lwp *)); 113 int filecore_unmount __P((struct mount *, int, struct lwp *)); 114 int filecore_root __P((struct mount *, struct vnode **)); 115 int filecore_quotactl __P((struct mount *, int, uid_t, void *, struct lwp *)); 116 int filecore_statvfs __P((struct mount *, struct statvfs *, struct lwp *)); 117 int filecore_sync __P((struct mount *, int, kauth_cred_t, struct lwp *)); 118 int filecore_vget __P((struct mount *, ino_t, struct vnode **)); 119 int filecore_fhtovp __P((struct mount *, struct fid *, struct vnode **)); 120 int filecore_checkexp __P((struct mount *, struct mbuf *, int *, 121 kauth_cred_t *)); 122 int filecore_vptofh __P((struct vnode *, struct fid *)); 123 void filecore_init __P((void)); 124 void filecore_reinit __P((void)); 125 void filecore_done __P((void)); 126 127 #ifdef SYSCTL_SETUP_PROTO 128 SYSCTL_SETUP_PROTO(sysctl_vfs_filecore_setup); 129 #endif /* SYSCTL_SETUP_PROTO */ 130 131 extern int (**filecore_vnodeop_p) __P((void *)); 132 133 int filecore_bbchecksum __P((void *)); 134 int filecore_bread __P((struct filecore_mnt *, u_int32_t, int, 135 kauth_cred_t, struct buf **)); 136 int filecore_map __P((struct filecore_mnt *, u_int32_t, daddr_t, daddr_t *)); 137