/* * Copyright (c) 2009 Apple Inc. All rights reserved. * * @APPLE_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. 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_LICENSE_HEADER_END@ */ /* File: DVComponentGlue/DeviceControl.h Contains: Component API for doing AVC transactions. Copyright: © 1997-2006 by Apple Computer, Inc., all rights reserved. */ #ifndef __DEVICECONTROL__ #define __DEVICECONTROL__ #ifndef __CORESERVICES__ #include <CoreServices/CoreServices.h> #endif #if PRAGMA_ONCE #pragma once #endif #ifdef __cplusplus extern "C" { #endif #if PRAGMA_STRUCT_ALIGN #pragma options align=mac68k #elif PRAGMA_STRUCT_PACKPUSH #pragma pack(push, 2) #elif PRAGMA_STRUCT_PACK #pragma pack(2) #endif typedef CALLBACK_API_C( UInt32 , DCResponseHandler )(UInt32 fwCommandObjectID, Ptr responseBuffer, UInt32 responseLength); struct DVCTransactionParams { Ptr commandBufferPtr; UInt32 commandLength; Ptr responseBufferPtr; UInt32 responseBufferSize; DCResponseHandler * responseHandler; }; typedef struct DVCTransactionParams DVCTransactionParams; /* * DeviceControlDoAVCTransaction() * * Availability: * Mac OS X: in version 10.0 and later in DVComponentGlue.framework * CarbonLib: not available * Non-Carbon CFM: in IDHLib 1.0 and later */ extern ComponentResult DeviceControlDoAVCTransaction( ComponentInstance instance, DVCTransactionParams * params); /* selectors for component calls */ enum { kDeviceControlDoAVCTransactionSelect = 0x0001 }; #if PRAGMA_STRUCT_ALIGN #pragma options align=reset #elif PRAGMA_STRUCT_PACKPUSH #pragma pack(pop) #elif PRAGMA_STRUCT_PACK #pragma pack() #endif #ifdef __cplusplus } #endif #endif /* __DEVICECONTROL__ */