IOHIDLibUserClientIniter.cpp   [plain text]

/*
 * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This 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 OR NON-INFRINGEMENT.  Please see the
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 */

#include <libkern/c++/OSDictionary.h>

#include <IOKit/IOService.h>

class IOHIDLibUserClientIniter : public IOService 
{
    OSDeclareDefaultStructors(IOHIDLibUserClientIniter);

public:
    virtual bool start(IOService * provider);
};

#define super IOService
OSDefineMetaClassAndStructors(IOHIDLibUserClientIniter, IOService);

bool IOHIDLibUserClientIniter::start(IOService * provider)
{
    OSDictionary * mergeProperties;

    if (!super::start(provider))
        return false;

    mergeProperties =
        OSDynamicCast(OSDictionary, getProperty("IOProviderMergeProperties"));
    if (!mergeProperties)
        return false;

    provider->getPropertyTable()->merge(mergeProperties);

    // Returns true to say that we won and nobody else in
    // in our match category need apply.
    return true;
}