--- /dev/null
+++ xnu/xnu-792.6.76/iokit/Kernel/RootDomainUserClient.cpp
@@ -0,0 +1,170 @@
+/*
+ * 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
+ * License for the specific language governing rights and limitations
+ * under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+/*
+ * Copyright (c) 1999 Apple Computer, Inc.  All rights reserved.
+ *
+ */
+
+#include <IOKit/assert.h>
+#include <IOKit/IOLib.h>
+#include <IOKit/IOBufferMemoryDescriptor.h>
+#include "RootDomainUserClient.h"
+#include <IOKit/pwr_mgt/IOPMLibDefs.h>
+
+#define super IOUserClient
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+OSDefineMetaClassAndStructors(RootDomainUserClient, IOUserClient)
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+bool RootDomainUserClient::initWithTask(task_t owningTask, void *security_id, UInt32)
+{
+    if (!super::init())
+	return false;
+
+    fOwningTask = owningTask;
+    task_reference (fOwningTask);    
+    return true;
+}
+
+
+bool RootDomainUserClient::start( IOService * provider )
+{
+    assert(OSDynamicCast(IOPMrootDomain, provider));
+    if(!super::start(provider))
+        return false;
+    fOwner = (IOPMrootDomain *)provider;
+
+
+    return true;
+}
+
+IOReturn RootDomainUserClient::secureSleepSystem( int *return_code )
+{
+    int             local_priv = 0;
+    int             admin_priv = 0;
+    IOReturn        ret = kIOReturnNotPrivileged;
+
+    ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeLocalUser);
+    local_priv = (kIOReturnSuccess == ret);
+    
+    ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
+    admin_priv = (kIOReturnSuccess == ret);
+
+    if((local_priv || admin_priv) && fOwner) {
+        *return_code = fOwner->sleepSystem();
+        return kIOReturnSuccess;
+    } else {
+        *return_code = kIOReturnNotPrivileged;
+        return kIOReturnSuccess;
+    }
+
+}
+
+IOReturn RootDomainUserClient::secureSetAggressiveness( 
+    unsigned long   type,
+    unsigned long   newLevel,
+    int             *return_code )
+{
+    int             local_priv = 0;
+    int             admin_priv = 0;
+    IOReturn        ret = kIOReturnNotPrivileged;
+
+    ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeLocalUser);
+    local_priv = (kIOReturnSuccess == ret);
+    
+    ret = clientHasPrivilege(fOwningTask, kIOClientPrivilegeAdministrator);
+    admin_priv = (kIOReturnSuccess == ret);
+
+    if((local_priv || admin_priv) && fOwner) {
+        *return_code = fOwner->setAggressiveness(type, newLevel);
+        return kIOReturnSuccess;
+    } else {
+        *return_code = kIOReturnNotPrivileged;
+        return kIOReturnSuccess;
+    }
+
+}
+
+
+IOReturn RootDomainUserClient::clientClose( void )
+{
+    detach(fOwner);
+    
+    if(fOwningTask) {
+        task_deallocate(fOwningTask);
+        fOwningTask = 0;
+    }   
+    
+    return kIOReturnSuccess;
+}
+
+IOExternalMethod *
+RootDomainUserClient::getTargetAndMethodForIndex( IOService ** targetP, UInt32 index )
+{
+    static IOExternalMethod sMethods[] = {
+        { // kPMSetAggressiveness, 0
+            1, (IOMethod)&RootDomainUserClient::secureSetAggressiveness, kIOUCScalarIScalarO, 2, 1
+        },
+        { // kPMGetAggressiveness, 1
+            0, (IOMethod)&IOPMrootDomain::getAggressiveness, kIOUCScalarIScalarO, 1, 1
+        },
+        { // kPMSleepSystem, 2
+            1, (IOMethod)&RootDomainUserClient::secureSleepSystem, kIOUCScalarIScalarO, 0, 1
+        },
+        { // kPMAllowPowerChange, 3
+            0, (IOMethod)&IOPMrootDomain::allowPowerChange, kIOUCScalarIScalarO, 1, 0
+        },
+        { // kPMCancelPowerChange, 4
+            0, (IOMethod)&IOPMrootDomain::cancelPowerChange, kIOUCScalarIScalarO, 1, 0
+        },
+        { // kPMShutdownSystem, 5
+            0, (IOMethod)&IOPMrootDomain::shutdownSystem, kIOUCScalarIScalarO, 0, 0
+        },
+        { // kPMRestartSystem, 6
+            0, (IOMethod)&IOPMrootDomain::restartSystem, kIOUCScalarIScalarO, 0, 0
+        },
+        { // kPMSetPreventative, 7
+            1, (IOMethod) &RootDomainUserClient::setPreventative, kIOUCScalarIScalarO, 2, 0
+        },
+    };
+    
+    if(index >= kNumPMMethods)
+    	return NULL;
+    else {
+        if (sMethods[index].object)
+            *targetP = this;
+        else
+            *targetP = fOwner;
+
+        return &sMethods[index];
+    }
+}
+
+void 
+RootDomainUserClient::setPreventative(UInt32 on_off, UInt32 types_of_sleep)
+{
+    return;
+}
+