/* * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. * * 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@ */ #ifndef _IOKIT_IOI2CINTERFACEPRIVATE_H #define _IOKIT_IOI2CINTERFACEPRIVATE_H #ifdef KERNEL #include <IOKit/IOLib.h> #include <IOKit/IOUserClient.h> #include <IOKit/ndrvsupport/IONDRVFramebuffer.h> #endif /* KERNEL */ #include "IOI2CInterface.h" /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ enum { kIOI2CInlineBufferBytes = 1024 }; struct IOI2CBuffer { IOI2CRequest request; UInt8 inlineBuffer[ kIOI2CInlineBufferBytes ]; }; /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ #ifdef KERNEL /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ class IOI2CInterfaceUserClient : public IOUserClient { OSDeclareDefaultStructors(IOI2CInterfaceUserClient) protected: task_t fTask; public: // IOUserClient methods virtual IOReturn clientClose( void ); virtual IOService * getService( void ); virtual IOExternalMethod * getTargetAndMethodForIndex( IOService ** targetP, UInt32 index ); static IOI2CInterfaceUserClient * withTask( task_t owningTask ); virtual bool start( IOService * provider ); virtual IOReturn setProperties( OSObject * properties ); // others virtual IOReturn extAcquireBus( void ); virtual IOReturn extReleaseBus( void ); virtual IOReturn extIO( void * inStruct, void * outStruct, IOByteCount inSize, IOByteCount * outSize ); }; /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ #endif /* KERNEL */ #endif /* ! _IOKIT_IOI2CINTERFACEPRIVATE_H */