157 lines
5.4 KiB
C
157 lines
5.4 KiB
C
/*
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* Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. The rights granted to you under the License
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* may not be used to create, or enable the creation or redistribution of,
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* unlawful or unlicensed copies of an Apple operating system, or to
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* circumvent, violate, or enable the circumvention or violation of, any
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* terms of an Apple operating system software license agreement.
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*
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* Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
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*/
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/*
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* Copyright 1997,1998 Julian Elischer. All rights reserved.
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* julian@freebsd.org
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* miscfs/devfs/devfs.h
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*/
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#ifndef _MISCFS_DEVFS_DEVFS_H_
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#define _MISCFS_DEVFS_DEVFS_H_
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#include <sys/appleapiopts.h>
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#include <sys/cdefs.h>
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#define DEVFS_CHAR 0
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#define DEVFS_BLOCK 1
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/*
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* Argument to clone callback after dev
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*/
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#define DEVFS_CLONE_ALLOC 1 /* Allocate minor number slot */
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#define DEVFS_CLONE_FREE 0 /* Free minor number slot */
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__BEGIN_DECLS
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/*
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* Function: devfs_make_node_clone
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*
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* Purpose
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* Create a device node with the given pathname in the devfs namespace;
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* before returning a dev_t value for an open instance, the dev_t has
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* it's minor number updated by calling the supplied clone function on
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* the supplied dev..
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*
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* Parameters:
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* dev - the dev_t value to associate
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* chrblk - block or character device (DEVFS_CHAR or DEVFS_BLOCK)
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* uid, gid - ownership
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* perms - permissions
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* clone - minor number cloning function
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* fmt, ... - print format string and args to format the path name
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* Returns:
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* A handle to a device node if successful, NULL otherwise.
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*/
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void * devfs_make_node_clone(dev_t dev, int chrblk, uid_t uid, gid_t gid,
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int perms, int (*clone)(dev_t dev, int action),
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const char *fmt, ...) __printflike(7, 8);
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/*
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* Function: devfs_make_node
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*
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* Purpose
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* Create a device node with the given pathname in the devfs namespace.
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*
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* Parameters:
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* dev - the dev_t value to associate
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* chrblk - block or character device (DEVFS_CHAR or DEVFS_BLOCK)
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* uid, gid - ownership
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* perms - permissions
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* fmt, ... - print format string and args to format the path name
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* Returns:
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* A handle to a device node if successful, NULL otherwise.
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*/
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void * devfs_make_node(dev_t dev, int chrblk, uid_t uid, gid_t gid,
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int perms, const char *fmt, ...) __printflike(6, 7);
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#ifdef BSD_KERNEL_PRIVATE
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/*
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* Function: devfs_make_link
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*
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* Purpose:
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* Create a link to a previously created device node.
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*
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* Returns:
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* 0 if successful, -1 if failed
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*/
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int devfs_make_link(void * handle, char *fmt, ...) __printflike(2, 3);
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#endif /* BSD_KERNEL_PRIVATE */
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/*
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* Function: devfs_remove
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*
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* Purpose:
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* Remove the device node returned by devfs_make_node() along with
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* any links created with devfs_make_link().
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*/
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void devfs_remove(void * handle);
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__END_DECLS
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#ifdef __APPLE_API_PRIVATE
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/* XXX */
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#define UID_ROOT 0
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#define UID_BIN 3
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#define UID_UUCP 66
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#define UID_LOGD 272
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/* XXX */
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#define GID_WHEEL 0
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#define GID_KMEM 2
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#define GID_TTY 4
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#define GID_OPERATOR 5
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#define GID_BIN 7
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#define GID_GAMES 13
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#define GID_DIALER 68
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#define GID_WINDOWSERVER 88
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#define GID_LOGD 272
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#endif /* __APPLE_API_PRIVATE */
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#endif /* !_MISCFS_DEVFS_DEVFS_H_ */
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