osfmk/device/device_types.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 /*
  26  * @OSF_COPYRIGHT@
  27  */
  28 /*
  29  * Mach Operating System
  30  * Copyright (c) 1991,1990,1989 Carnegie Mellon University
  31  * All Rights Reserved.
  32  *
  33  * Permission to use, copy, modify and distribute this software and its
  34  * documentation is hereby granted, provided that both the copyright
  35  * notice and this permission notice appear in all copies of the
  36  * software, derivative works or modified versions, and any portions
  37  * thereof, and that both notices appear in supporting documentation.
  38  *
  39  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  40  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  41  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  42  *
  43  * Carnegie Mellon requests users of this software to return to
  44  *
  45  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  46  *  School of Computer Science
  47  *  Carnegie Mellon University
  48  *  Pittsburgh PA 15213-3890
  49  *
  50  * any improvements or extensions that they make and grant Carnegie Mellon
  51  * the rights to redistribute these changes.
  52  */
  53 /*
  54  */
  55 /*
  56  *      Author: David B. Golub, Carnegie Mellon University
  57  *      Date:   3/89
  58  */
  59
  60 #ifndef DEVICE_TYPES_H
  61 #define DEVICE_TYPES_H
  62
  63 /*
  64  * Types for device interface.
  65  */
  66 #include <mach/std_types.h>
  67 #include <mach/port.h>
  68
  69 /*
  70  * IO buffer - out-of-line array of characters.
  71  */
  72 typedef char *  io_buf_ptr_t;
  73
  74 /*
  75  * Some types for IOKit.
  76  */
  77
  78 #ifdef IOKIT
  79
  80 /* must match device_types.defs */
  81 typedef char            io_name_t[128];
  82 typedef char            io_string_t[512];
  83 typedef char            io_struct_inband_t[4096];
  84 typedef int             io_scalar_inband_t[16];
  85 typedef natural_t       io_async_ref_t[8];
  86
  87 #ifdef MACH_KERNEL
  88
  89 typedef struct IOObject * io_object_t;
  90 typedef io_object_t io_connect_t;
  91
  92 extern void iokit_remove_reference( io_object_t obj );
  93
  94 extern io_object_t iokit_lookup_object_port( ipc_port_t port );
  95 extern io_connect_t iokit_lookup_connect_port( ipc_port_t port );
  96
  97 extern ipc_port_t iokit_make_object_port( io_object_t obj );
  98 extern ipc_port_t iokit_make_connect_port( io_connect_t obj );
  99
 100 #else
 101
 102 #ifndef __IOKIT_PORTS_DEFINED__
 103 #define __IOKIT_PORTS_DEFINED__
 104 typedef mach_port_t     io_object_t;
 105 #endif  /* __IOKIT_PORTS_DEFINED__ */
 106
 107 #endif  /* MACH_KERNEL */
 108
 109 #endif  /* IOKIT */
 110
 111 #endif  /* DEVICE_TYPES_H */
 112