![[BACK]](/cvsweb/icons/back.gif){kind=icon}
Return to specdev.h CVS log ![[TXT]](/cvsweb/icons/text.gif){kind=icon}
![[DIR]](/cvsweb/icons/dir.gif){kind=icon}
Up to [Apple Darwin 0.x] / kernel / bsd / miscfs / specfs|
Return to specdev.h CVS log | Up to [Apple Darwin 0.x] / kernel / bsd / miscfs / specfs |
1.1 ! root 1: /* ! 2: * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. ! 3: * ! 4: * @APPLE_LICENSE_HEADER_START@ ! 5: * ! 6: * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights ! 7: * Reserved. This file contains Original Code and/or Modifications of ! 8: * Original Code as defined in and that are subject to the Apple Public ! 9: * Source License Version 1.1 (the "License"). You may not use this file ! 10: * except in compliance with the License. Please obtain a copy of the ! 11: * License at http://www.apple.com/publicsource and read it before using ! 12: * this file. ! 13: * ! 14: * The Original Code and all software distributed under the License are ! 15: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER ! 16: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, ! 17: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, ! 18: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the ! 19: * License for the specific language governing rights and limitations ! 20: * under the License. ! 21: * ! 22: * @APPLE_LICENSE_HEADER_END@ ! 23: */ ! 24: ! 25: /* ! 26: * Copyright (c) 1995, 1998 Apple Computer, Inc. All Rights Reserved. ! 27: * Copyright (c) 1990, 1993 ! 28: * The Regents of the University of California. All rights reserved. ! 29: * ! 30: * Redistribution and use in source and binary forms, with or without ! 31: * modification, are permitted provided that the following conditions ! 32: * are met: ! 33: * 1. Redistributions of source code must retain the above copyright ! 34: * notice, this list of conditions and the following disclaimer. ! 35: * 2. Redistributions in binary form must reproduce the above copyright ! 36: * notice, this list of conditions and the following disclaimer in the ! 37: * documentation and/or other materials provided with the distribution. ! 38: * 3. All advertising materials mentioning features or use of this software ! 39: * must display the following acknowledgement: ! 40: * This product includes software developed by the University of ! 41: * California, Berkeley and its contributors. ! 42: * 4. Neither the name of the University nor the names of its contributors ! 43: * may be used to endorse or promote products derived from this software ! 44: * without specific prior written permission. ! 45: * ! 46: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ! 47: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE ! 48: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ! 49: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE ! 50: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL ! 51: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS ! 52: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ! 53: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT ! 54: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY ! 55: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF ! 56: * SUCH DAMAGE. ! 57: * ! 58: * @(#)specdev.h 8.6 (Berkeley) 5/21/95 ! 59: */ ! 60: ! 61: #ifndef _MISCFS_SPECFS_SPECDEV_H_ ! 62: #define _MISCFS_SPECFS_SPECDEV_H_ ! 63: ! 64: #include <vfs/vfs_support.h> ! 65: ! 66: /* ! 67: * This structure defines the information maintained about ! 68: * special devices. It is allocated in checkalias and freed ! 69: * in vgone. ! 70: */ ! 71: struct specinfo { ! 72: struct vnode **si_hashchain; ! 73: struct vnode *si_specnext; ! 74: long si_flags; ! 75: dev_t si_rdev; ! 76: daddr_t si_size; /* block device size in bytes */ ! 77: }; ! 78: /* ! 79: * Exported shorthand ! 80: */ ! 81: #define v_rdev v_specinfo->si_rdev ! 82: #define v_hashchain v_specinfo->si_hashchain ! 83: #define v_specnext v_specinfo->si_specnext ! 84: #define v_specflags v_specinfo->si_flags ! 85: #define v_specsize v_specinfo->si_size ! 86: ! 87: /* ! 88: * Flags for specinfo ! 89: */ ! 90: #define SI_MOUNTEDON 0x0001 /* block special device is mounted on */ ! 91: ! 92: /* ! 93: * Special device management ! 94: */ ! 95: #define SPECHSZ 64 ! 96: #if ((SPECHSZ&(SPECHSZ-1)) == 0) ! 97: #define SPECHASH(rdev) (((rdev>>5)+(rdev))&(SPECHSZ-1)) ! 98: #else ! 99: #define SPECHASH(rdev) (((unsigned)((rdev>>5)+(rdev)))%SPECHSZ) ! 100: #endif ! 101: ! 102: extern struct vnode *speclisth[SPECHSZ]; ! 103: ! 104: /* ! 105: * Prototypes for special file operations on vnodes. ! 106: */ ! 107: extern int (**spec_vnodeop_p)(); ! 108: struct nameidata; ! 109: struct componentname; ! 110: struct ucred; ! 111: struct flock; ! 112: struct buf; ! 113: struct uio; ! 114: ! 115: int spec_ebadf(); ! 116: ! 117: int spec_lookup __P((struct vop_lookup_args *)); ! 118: #define spec_create ((int (*) __P((struct vop_access_args *)))err_create) ! 119: #define spec_mknod ((int (*) __P((struct vop_access_args *)))err_mknod) ! 120: int spec_open __P((struct vop_open_args *)); ! 121: int spec_close __P((struct vop_close_args *)); ! 122: #define spec_access ((int (*) __P((struct vop_access_args *)))spec_ebadf) ! 123: #define spec_getattr ((int (*) __P((struct vop_getattr_args *)))spec_ebadf) ! 124: #define spec_setattr ((int (*) __P((struct vop_setattr_args *)))spec_ebadf) ! 125: int spec_read __P((struct vop_read_args *)); ! 126: int spec_write __P((struct vop_write_args *)); ! 127: #define spec_lease_check ((int (*) __P((struct vop_access_args *)))nop_lease) ! 128: int spec_ioctl __P((struct vop_ioctl_args *)); ! 129: int spec_select __P((struct vop_select_args *)); ! 130: #define spec_revoke ((int (*) __P((struct vop_access_args *)))nop_revoke) ! 131: #define spec_mmap ((int (*) __P((struct vop_access_args *)))err_mmap) ! 132: int spec_fsync __P((struct vop_fsync_args *)); ! 133: #define spec_seek ((int (*) __P((struct vop_access_args *)))err_seek) ! 134: #define spec_remove ((int (*) __P((struct vop_access_args *)))err_remove) ! 135: #define spec_link ((int (*) __P((struct vop_access_args *)))err_link) ! 136: #define spec_rename ((int (*) __P((struct vop_access_args *)))err_rename) ! 137: #define spec_mkdir ((int (*) __P((struct vop_access_args *)))err_mkdir) ! 138: #define spec_rmdir ((int (*) __P((struct vop_access_args *)))err_rmdir) ! 139: #define spec_symlink ((int (*) __P((struct vop_access_args *)))err_symlink) ! 140: #define spec_readdir ((int (*) __P((struct vop_access_args *)))err_readdir) ! 141: #define spec_readlink ((int (*) __P((struct vop_access_args *)))err_readlink) ! 142: #define spec_abortop ((int (*) __P((struct vop_access_args *)))err_abortop) ! 143: #define spec_inactive ((int (*) __P((struct vop_access_args *)))nop_inactive) ! 144: #define spec_reclaim ((int (*) __P((struct vop_access_args *)))nop_reclaim) ! 145: #define spec_lock ((int (*) __P((struct vop_access_args *)))nop_lock) ! 146: #define spec_unlock ((int (*) __P((struct vop_access_args *)))nop_unlock) ! 147: int spec_bmap __P((struct vop_bmap_args *)); ! 148: int spec_strategy __P((struct vop_strategy_args *)); ! 149: int spec_print __P((struct vop_print_args *)); ! 150: #define spec_islocked ((int (*) __P((struct vop_access_args *)))nop_islocked) ! 151: int spec_pathconf __P((struct vop_pathconf_args *)); ! 152: #define spec_advlock ((int (*) __P((struct vop_access_args *)))err_advlock) ! 153: #define spec_blkatoff ((int (*) __P((struct vop_access_args *)))err_blkatoff) ! 154: #define spec_valloc ((int (*) __P((struct vop_access_args *)))err_valloc) ! 155: #define spec_vfree ((int (*) __P((struct vop_access_args *)))err_vfree) ! 156: #define spec_truncate ((int (*) __P((struct vop_access_args *)))nop_truncate) ! 157: #define spec_update ((int (*) __P((struct vop_access_args *)))nop_update) ! 158: #define spec_reallocblks \ ! 159: ((int (*) __P((struct vop_reallocblks_args *)))err_reallocblks) ! 160: #define spec_bwrite ((int (*) __P((struct vop_bwrite_args *)))nop_bwrite) ! 161: int spec_devblocksize __P((struct vop_devblocksize_args *)); ! 162: int spec_pagein __P((struct vop_pagein_args *)); ! 163: int spec_pageout __P((struct vop_pageout_args *)); ! 164: ! 165: #endif /* _MISCFS_SPECFS_SPECDEV_H_ */
This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.