FreeBSD/Linux Kernel Cross Reference
sys/iokit/IOKit/IOMessage.h

     /*
      * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
      *
      * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
      * 
      * This file contains Original Code and/or Modifications of Original Code
      * as defined in and that are subject to the Apple Public Source License
      * Version 2.0 (the 'License'). You may not use this file except in
      * compliance with the License. The rights granted to you under the License
     * may not be used to create, or enable the creation or redistribution of,
     * unlawful or unlicensed copies of an Apple operating system, or to
     * circumvent, violate, or enable the circumvention or violation of, any
     * terms of an Apple operating system software license agreement.
     * 
     * Please obtain a copy of the License at
     * http://www.opensource.apple.com/apsl/ and read it before using this file.
     * 
     * The Original Code and all software distributed under the License are
     * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
     * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
     * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
     * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
     * Please see the License for the specific language governing rights and
     * limitations under the License.
     * 
     * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
     */
    
    #ifndef __IOKIT_IOMESSAGE_H
    #define __IOKIT_IOMESSAGE_H
    
    #include <IOKit/IOReturn.h>
    #include <IOKit/IOTypes.h>
    
    typedef UInt32 IOMessage;
    
    #define iokit_common_msg(message)          (UInt32)(sys_iokit|sub_iokit_common|message)
    #define iokit_family_msg(sub,message)      (UInt32)(sys_iokit|sub|message)
    
    /*! @defined iokit_vendor_specific_msg
        @discussion iokit_vendor_specific_msg passes messages in the sub_iokit_vendor_specific
        subsystem. It can be used to be generate messages that are used for private 
        communication between vendor specific code with the  IOService::message() etc. APIs.
    */
    #define iokit_vendor_specific_msg(message) (UInt32)(sys_iokit|sub_iokit_vendor_specific|message)
    
    #define kIOMessageServiceIsTerminated      iokit_common_msg(0x010)
    #define kIOMessageServiceIsSuspended       iokit_common_msg(0x020)
    #define kIOMessageServiceIsResumed         iokit_common_msg(0x030)
    
    #define kIOMessageServiceIsRequestingClose iokit_common_msg(0x100)
    #define kIOMessageServiceIsAttemptingOpen  iokit_common_msg(0x101)
    #define kIOMessageServiceWasClosed         iokit_common_msg(0x110)
    
    #define kIOMessageServiceBusyStateChange   iokit_common_msg(0x120)
    
    #define kIOMessageServicePropertyChange    iokit_common_msg(0x130)
    
    #define kIOMessageCanDevicePowerOff        iokit_common_msg(0x200)
    #define kIOMessageDeviceWillPowerOff       iokit_common_msg(0x210)
    #define kIOMessageDeviceWillNotPowerOff    iokit_common_msg(0x220)
    #define kIOMessageDeviceHasPoweredOn       iokit_common_msg(0x230)
    #define kIOMessageCanSystemPowerOff        iokit_common_msg(0x240)
    #define kIOMessageSystemWillPowerOff       iokit_common_msg(0x250)
    #define kIOMessageSystemWillNotPowerOff    iokit_common_msg(0x260)
    #define kIOMessageCanSystemSleep           iokit_common_msg(0x270)
    #define kIOMessageSystemWillSleep          iokit_common_msg(0x280)
    #define kIOMessageSystemWillNotSleep       iokit_common_msg(0x290)
    #define kIOMessageSystemHasPoweredOn       iokit_common_msg(0x300)
    #define kIOMessageSystemWillRestart        iokit_common_msg(0x310)
    #define kIOMessageSystemWillPowerOn        iokit_common_msg(0x320)
    
    #define kIOMessageCopyClientID             iokit_common_msg(0x330)
    
    #endif /* ! __IOKIT_IOMESSAGE_H */

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