osfmk/device/device_types.h

   1 /*
   2  * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License.  The rights granted to you under the
  10  * License may not be used to create, or enable the creation or
  11  * redistribution of, unlawful or unlicensed copies of an Apple operating
  12  * system, or to circumvent, violate, or enable the circumvention or
  13  * violation of, any terms of an Apple operating system software license
  14  * agreement.
  15  *
  16  * Please obtain a copy of the License at
  17  * http://www.opensource.apple.com/apsl/ and read it before using this
  18  * file.
  19  *
  20  * The Original Code and all software distributed under the License are
  21  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  22  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  23  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  24  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  25  * Please see the License for the specific language governing rights and
  26  * limitations under the License.
  27  *
  28  * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
  29  */
  30 /*
  31  * @OSF_COPYRIGHT@
  32  */
  33 /*
  34  * Mach Operating System
  35  * Copyright (c) 1991,1990,1989 Carnegie Mellon University
  36  * All Rights Reserved.
  37  *
  38  * Permission to use, copy, modify and distribute this software and its
  39  * documentation is hereby granted, provided that both the copyright
  40  * notice and this permission notice appear in all copies of the
  41  * software, derivative works or modified versions, and any portions
  42  * thereof, and that both notices appear in supporting documentation.
  43  *
  44  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  45  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  46  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  47  *
  48  * Carnegie Mellon requests users of this software to return to
  49  *
  50  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  51  *  School of Computer Science
  52  *  Carnegie Mellon University
  53  *  Pittsburgh PA 15213-3890
  54  *
  55  * any improvements or extensions that they make and grant Carnegie Mellon
  56  * the rights to redistribute these changes.
  57  */
  58 /*
  59  */
  60 /*
  61  *      Author: David B. Golub, Carnegie Mellon University
  62  *      Date:   3/89
  63  */
  64
  65 #ifndef DEVICE_TYPES_H
  66 #define DEVICE_TYPES_H
  67
  68 /*
  69  * Types for device interface.
  70  */
  71 #include <mach/std_types.h>
  72 #include <mach/mach_types.h>
  73 #include <mach/message.h>
  74 #include <mach/port.h>
  75
  76 /*
  77  * IO buffer - out-of-line array of characters.
  78  */
  79 typedef char *  io_buf_ptr_t;
  80
  81 /*
  82  * Some types for IOKit.
  83  */
  84
  85 #ifdef IOKIT
  86
  87 /* must match device_types.defs */
  88 typedef char            io_name_t[128];
  89 typedef char            io_string_t[512];
  90 typedef char            io_struct_inband_t[4096];
  91 typedef int             io_scalar_inband_t[16];
  92 typedef natural_t       io_async_ref_t[8];
  93
  94 #ifdef MACH_KERNEL
  95
  96 typedef struct IOObject * io_object_t;
  97 typedef io_object_t io_connect_t;
  98
  99 extern void iokit_remove_reference( io_object_t obj );
 100
 101 extern io_object_t iokit_lookup_object_port( ipc_port_t port );
 102 extern io_connect_t iokit_lookup_connect_port( ipc_port_t port );
 103
 104 extern ipc_port_t iokit_make_object_port( io_object_t obj );
 105 extern ipc_port_t iokit_make_connect_port( io_connect_t obj );
 106
 107 extern boolean_t iokit_notify( mach_msg_header_t *msg );
 108
 109 #else
 110
 111 #ifndef __IOKIT_PORTS_DEFINED__
 112 #define __IOKIT_PORTS_DEFINED__
 113 typedef mach_port_t     io_object_t;
 114 #endif  /* __IOKIT_PORTS_DEFINED__ */
 115
 116 #endif  /* MACH_KERNEL */
 117
 118 #endif  /* IOKIT */
 119
 120 #endif  /* DEVICE_TYPES_H */
 121