usr/src/uts/common/sys/vuid_wheel.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #ifndef _SYS_VUID_WHEEL_H
  28 #define _SYS_VUID_WHEEL_H
  29
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 #include <sys/vuid_event.h>     /* for VUIOC definition */
  33
  34 #ifdef  __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 #define VUID_WHEEL_MAX_COUNT    256
  39 #define VUIDGWHEELCOUNT         (VUIOC|15)
  40 #define VUIDGWHEELINFO          (VUIOC|16)
  41 #define VUIDGWHEELSTATE         (VUIOC|17)
  42 #define VUIDSWHEELSTATE         (VUIOC|18)
  43
  44 typedef struct {
  45         int     vers;           /* set to VUID_WHEEL_INFO_VERS */
  46         int     id;
  47         int     format;
  48 } wheel_info;
  49
  50 #define VUID_WHEEL_INFO_VERS            1
  51
  52 #define VUID_WHEEL_FORMAT_UNKNOWN       0
  53 #define VUID_WHEEL_FORMAT_HORIZONTAL    1
  54 #define VUID_WHEEL_FORMAT_VERTICAL      2
  55
  56 typedef struct {
  57         int             vers;           /* set to VUID_WHEEL_STATE_VERS */
  58         int             id;
  59         uint32_t        stateflags;
  60 } wheel_state;
  61
  62 #define VUID_WHEEL_STATE_VERS           1
  63 #define VUID_WHEEL_STATE_ENABLED        (1 << 0) /* Can get & set */
  64 #define VUID_WHEEL_DELTAMASK            0x000000FF
  65
  66 #define VUID_WHEEL_GETDELTA(event_value)        \
  67                 ((signed char) ((event_value) & VUID_WHEEL_DELTAMASK))
  68
  69 #ifdef  __cplusplus
  70 }
  71 #endif
  72
  73 #endif  /* _SYS_VUID_WHEEL_H */