]> git.saurik.com Git - apple/xnu.git/blobdiff - iokit/Kernel/IOUserClient.cpp
projects / apple / xnu.git / blobdiff
? search:
summary | shortlog | log | commit | commitdiff | tree
raw | inline | side by side
xnu-2782.20.48.tar.gz
[apple/xnu.git] / iokit / Kernel / IOUserClient.cpp
diff --git a/iokit/Kernel/IOUserClient.cpp b/iokit/Kernel/IOUserClient.cpp
index 5168fdce3c2a625f358150bc9ff37d9a5b78465e..9f3587844c70067f063d0b33023290b3287e823b 100644 (file)
--- a/iokit/Kernel/IOUserClient.cpp
+++ b/iokit/Kernel/IOUserClient.cpp
@@ -1,45 +1,103 @@
 /*
 /*
- * Copyright (c) 1998-2004 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1998-2014 Apple Inc. All rights reserved.
  *
  *
- * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
+ * @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 
+ * 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.
  * limitations under the License.
- *
- * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
+ * 
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 
 
  */
 
 
+#include <libkern/c++/OSKext.h>
 #include <IOKit/IOKitServer.h>
 #include <IOKit/IOKitServer.h>
+#include <IOKit/IOKitKeysPrivate.h>
 #include <IOKit/IOUserClient.h>
 #include <IOKit/IOService.h>
 #include <IOKit/IORegistryEntry.h>
 #include <IOKit/IOCatalogue.h>
 #include <IOKit/IOMemoryDescriptor.h>
 #include <IOKit/IOUserClient.h>
 #include <IOKit/IOService.h>
 #include <IOKit/IORegistryEntry.h>
 #include <IOKit/IOCatalogue.h>
 #include <IOKit/IOMemoryDescriptor.h>
+#include <IOKit/IOBufferMemoryDescriptor.h>
 #include <IOKit/IOLib.h>
 #include <IOKit/IOLib.h>
+#include <IOKit/IOStatisticsPrivate.h>
+#include <IOKit/IOTimeStamp.h>
+#include <IOKit/system.h>
+#include <libkern/OSDebug.h>
+#include <sys/proc.h>
+#include <sys/kauth.h>
+#include <sys/codesign.h>
+
+#if CONFIG_MACF
+
+extern "C" {
+#include <security/mac_framework.h>
+};
+#include <sys/kauth.h>
+
+#define IOMACF_LOG 0
+
+#endif /* CONFIG_MACF */
 
 #include <IOKit/assert.h>
 
 #include "IOServicePrivate.h"
 
 #include <IOKit/assert.h>
 
 #include "IOServicePrivate.h"
+#include "IOKitKernelInternal.h"
+
+#define SCALAR64(x) ((io_user_scalar_t)((unsigned int)x))
+#define SCALAR32(x) ((uint32_t )x)
+#define ARG32(x)    ((void *)(uintptr_t)SCALAR32(x))
+#define REF64(x)    ((io_user_reference_t)((UInt64)(x)))
+#define REF32(x)    ((int)(x))
+
+enum
+{
+    kIOUCAsync0Flags = 3ULL,
+    kIOUCAsync64Flag = 1ULL
+};
+
+#if IOKITSTATS
+
+#define IOStatisticsRegisterCounter() \
+do { \
+       reserved->counter = IOStatistics::registerUserClient(this); \
+} while (0)
+
+#define IOStatisticsUnregisterCounter() \
+do { \
+       if (reserved) \
+               IOStatistics::unregisterUserClient(reserved->counter); \
+} while (0)
+
+#define IOStatisticsClientCall() \
+do { \
+       IOStatistics::countUserClientCall(client); \
+} while (0)
+
+#else
+
+#define IOStatisticsRegisterCounter()
+#define IOStatisticsUnregisterCounter()
+#define IOStatisticsClientCall()
+
+#endif /* IOKITSTATS */
 
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
@@ -72,6 +130,7 @@ extern ipc_port_t master_device_port;
 
 extern void iokit_retain_port( ipc_port_t port );
 extern void iokit_release_port( ipc_port_t port );
 
 extern void iokit_retain_port( ipc_port_t port );
 extern void iokit_release_port( ipc_port_t port );
+extern void iokit_release_port_send( ipc_port_t port );
 
 extern kern_return_t iokit_switch_object_port( ipc_port_t port, io_object_t obj, ipc_kobject_type_t type );
 
 
 extern kern_return_t iokit_switch_object_port( ipc_port_t port, io_object_t obj, ipc_kobject_type_t type );
 
@@ -197,7 +256,7 @@ bool IOMachPort::noMoreSendersForObject( OSObject * obj,
 
        machPort = (IOMachPort *) dict->getObject( (const OSSymbol *) obj );
        if( machPort) {
 
        machPort = (IOMachPort *) dict->getObject( (const OSSymbol *) obj );
        if( machPort) {
-           destroyed = (machPort->mscount == *mscount);
+           destroyed = (machPort->mscount <= *mscount);
            if( destroyed)
                dict->removeObject( (const OSSymbol *) obj );
            else
            if( destroyed)
                dict->removeObject( (const OSSymbol *) obj );
            else
@@ -314,7 +373,6 @@ public:
 };
 
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 };
 
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
 extern "C" {
 
 // functions called from osfmk/device/iokit_rpc.c
 extern "C" {
 
 // functions called from osfmk/device/iokit_rpc.c
@@ -366,9 +424,11 @@ iokit_client_died( io_object_t obj, ipc_port_t /* port */,
 
     if( IKOT_IOKIT_CONNECT == type)
     {
 
     if( IKOT_IOKIT_CONNECT == type)
     {
-       if( (client = OSDynamicCast( IOUserClient, obj )))
+       if( (client = OSDynamicCast( IOUserClient, obj ))) {
+               IOStatisticsClientCall();
            client->clientDied();
     }
            client->clientDied();
     }
+    }
     else if( IKOT_IOKIT_OBJECT == type)
     {
        if( (map = OSDynamicCast( IOMemoryMap, obj )))
     else if( IKOT_IOKIT_OBJECT == type)
     {
        if( (map = OSDynamicCast( IOMemoryMap, obj )))
@@ -390,12 +450,12 @@ class IOServiceUserNotification : public IOUserNotification
 
     struct PingMsg {
         mach_msg_header_t              msgHdr;
 
     struct PingMsg {
         mach_msg_header_t              msgHdr;
-        OSNotificationHeader           notifyHeader;
+        OSNotificationHeader64         notifyHeader;
     };
 
     enum { kMaxOutstanding = 1024 };
 
     };
 
     enum { kMaxOutstanding = 1024 };
 
-    PingMsg *          pingMsg;
+    PingMsg    *       pingMsg;
     vm_size_t          msgSize;
     OSArray    *       newSet;
     OSObject   *       lastEntry;
     vm_size_t          msgSize;
     OSArray    *       newSet;
     OSObject   *       lastEntry;
@@ -404,11 +464,12 @@ class IOServiceUserNotification : public IOUserNotification
 public:
 
     virtual bool init( mach_port_t port, natural_t type,
 public:
 
     virtual bool init( mach_port_t port, natural_t type,
-                       OSAsyncReference reference );
+                       void * reference, vm_size_t referenceSize,
+                      bool clientIs64 );
     virtual void free();
 
     static bool _handler( void * target,
     virtual void free();
 
     static bool _handler( void * target,
-                          void * ref, IOService * newService );
+                          void * ref, IOService * newService, IONotifier * notifier );
     virtual bool handler( void * ref, IOService * newService );
 
     virtual OSObject * getNextObject();
     virtual bool handler( void * ref, IOService * newService );
 
     virtual OSObject * getNextObject();
@@ -422,16 +483,21 @@ class IOServiceMessageUserNotification : public IOUserNotification
         mach_msg_header_t              msgHdr;
        mach_msg_body_t                 msgBody;
        mach_msg_port_descriptor_t      ports[1];
         mach_msg_header_t              msgHdr;
        mach_msg_body_t                 msgBody;
        mach_msg_port_descriptor_t      ports[1];
-        OSNotificationHeader           notifyHeader;
+        OSNotificationHeader64         notifyHeader __attribute__ ((packed));
     };
 
     PingMsg *          pingMsg;
     vm_size_t          msgSize;
     };
 
     PingMsg *          pingMsg;
     vm_size_t          msgSize;
+    uint8_t            clientIs64;
+    int                        owningPID;
 
 public:
 
     virtual bool init( mach_port_t port, natural_t type,
 
 public:
 
     virtual bool init( mach_port_t port, natural_t type,
-                       OSAsyncReference reference, vm_size_t extraSize );
+                      void * reference, vm_size_t referenceSize,
+                      vm_size_t extraSize,
+                      bool clientIs64 );
+
     virtual void free();
     
     static IOReturn _handler( void * target, void * ref,
     virtual void free();
     
     static IOReturn _handler( void * target, void * ref,
@@ -512,13 +578,20 @@ OSDefineMetaClassAndStructors(IOServiceUserNotification, IOUserNotification)
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 bool IOServiceUserNotification::init( mach_port_t port, natural_t type,
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 bool IOServiceUserNotification::init( mach_port_t port, natural_t type,
-                                OSAsyncReference reference )
+                                      void * reference, vm_size_t referenceSize,
+                                      bool clientIs64 )
 {
 {
+    if( !super::init())
+        return( false );
+
     newSet = OSArray::withCapacity( 1 );
     if( !newSet)
         return( false );
 
     newSet = OSArray::withCapacity( 1 );
     if( !newSet)
         return( false );
 
-    msgSize = sizeof( PingMsg) + 0;
+    if (referenceSize > sizeof(OSAsyncReference64))
+        return( false );
+
+    msgSize = sizeof(PingMsg) - sizeof(OSAsyncReference64) + referenceSize;
     pingMsg = (PingMsg *) IOMalloc( msgSize);
     if( !pingMsg)
         return( false );
     pingMsg = (PingMsg *) IOMalloc( msgSize);
     if( !pingMsg)
         return( false );
@@ -534,9 +607,9 @@ bool IOServiceUserNotification::init( mach_port_t port, natural_t type,
 
     pingMsg->notifyHeader.size = 0;
     pingMsg->notifyHeader.type = type;
 
     pingMsg->notifyHeader.size = 0;
     pingMsg->notifyHeader.type = type;
-    bcopy( reference, pingMsg->notifyHeader.reference, sizeof(OSAsyncReference) );
+    bcopy( reference, pingMsg->notifyHeader.reference, referenceSize );
 
 
-    return( super::init() );
+    return( true );
 }
 
 void IOServiceUserNotification::free( void )
 }
 
 void IOServiceUserNotification::free( void )
@@ -553,8 +626,12 @@ void IOServiceUserNotification::free( void )
 
     super::free();
 
 
     super::free();
 
-    if( _pingMsg && _msgSize)
-        IOFree( _pingMsg, _msgSize);
+    if( _pingMsg && _msgSize) {
+               if (_pingMsg->msgHdr.msgh_remote_port) {
+                       iokit_release_port_send(_pingMsg->msgHdr.msgh_remote_port);
+               }
+        IOFree(_pingMsg, _msgSize);
+       }
 
     if( _lastEntry)
         _lastEntry->release();
 
     if( _lastEntry)
         _lastEntry->release();
@@ -564,7 +641,7 @@ void IOServiceUserNotification::free( void )
 }
 
 bool IOServiceUserNotification::_handler( void * target,
 }
 
 bool IOServiceUserNotification::_handler( void * target,
-                                    void * ref, IOService * newService )
+                                    void * ref, IOService * newService, IONotifier * notifier )
 {
     return( ((IOServiceUserNotification *) target)->handler( ref, newService ));
 }
 {
     return( ((IOServiceUserNotification *) target)->handler( ref, newService ));
 }
@@ -598,13 +675,15 @@ bool IOServiceUserNotification::handler( void * ref,
        else
             pingMsg->msgHdr.msgh_local_port = NULL;
 
        else
             pingMsg->msgHdr.msgh_local_port = NULL;
 
-        kr = mach_msg_send_from_kernel( &pingMsg->msgHdr,
-                                        pingMsg->msgHdr.msgh_size);
+        kr = mach_msg_send_from_kernel_with_options( &pingMsg->msgHdr,
+                                                    pingMsg->msgHdr.msgh_size,
+                                                    (MACH_SEND_MSG | MACH_SEND_ALWAYS | MACH_SEND_IMPORTANCE),
+                                                    0);
        if( port)
            iokit_release_port( port );
 
         if( KERN_SUCCESS != kr)
        if( port)
            iokit_release_port( port );
 
         if( KERN_SUCCESS != kr)
-            IOLog("%s: mach_msg_send_from_kernel {%x}\n", __FILE__, kr );
+            IOLog("%s: mach_msg_send_from_kernel_proper {%x}\n", __FILE__, kr );
     }
 
     return( true );
     }
 
     return( true );
@@ -643,11 +722,21 @@ OSDefineMetaClassAndStructors(IOServiceMessageUserNotification, IOUserNotificati
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 bool IOServiceMessageUserNotification::init( mach_port_t port, natural_t type,
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 bool IOServiceMessageUserNotification::init( mach_port_t port, natural_t type,
-                       OSAsyncReference reference, vm_size_t extraSize )
+                               void * reference, vm_size_t referenceSize, vm_size_t extraSize,
+                               bool client64 )
 {
 {
+    if( !super::init())
+        return( false );
+
+    if (referenceSize > sizeof(OSAsyncReference64))
+        return( false );
 
 
-    extraSize += sizeof(IOServiceInterestContent);
-    msgSize = sizeof( PingMsg) + extraSize;
+    clientIs64 = client64;
+
+    owningPID = proc_selfpid();
+
+    extraSize += sizeof(IOServiceInterestContent64);
+    msgSize = sizeof(PingMsg) - sizeof(OSAsyncReference64) + referenceSize + extraSize;
     pingMsg = (PingMsg *) IOMalloc( msgSize);
     if( !pingMsg)
         return( false );
     pingMsg = (PingMsg *) IOMalloc( msgSize);
     if( !pingMsg)
         return( false );
@@ -670,9 +759,9 @@ bool IOServiceMessageUserNotification::init( mach_port_t port, natural_t type,
 
     pingMsg->notifyHeader.size                 = extraSize;
     pingMsg->notifyHeader.type                 = type;
 
     pingMsg->notifyHeader.size                 = extraSize;
     pingMsg->notifyHeader.type                 = type;
-    bcopy( reference, pingMsg->notifyHeader.reference, sizeof(OSAsyncReference) );
+    bcopy( reference, pingMsg->notifyHeader.reference, referenceSize );
 
 
-    return( super::init() );
+    return( true );
 }
 
 void IOServiceMessageUserNotification::free( void )
 }
 
 void IOServiceMessageUserNotification::free( void )
@@ -685,8 +774,12 @@ void IOServiceMessageUserNotification::free( void )
 
     super::free();
 
 
     super::free();
 
-    if( _pingMsg && _msgSize)
+    if( _pingMsg && _msgSize) {
+               if (_pingMsg->msgHdr.msgh_remote_port) {
+                       iokit_release_port_send(_pingMsg->msgHdr.msgh_remote_port);
+               }
         IOFree( _pingMsg, _msgSize);
         IOFree( _pingMsg, _msgSize);
+       }
 }
 
 IOReturn IOServiceMessageUserNotification::_handler( void * target, void * ref,
 }
 
 IOReturn IOServiceMessageUserNotification::_handler( void * target, void * ref,
@@ -701,22 +794,48 @@ IOReturn IOServiceMessageUserNotification::handler( void * ref,
                                     UInt32 messageType, IOService * provider,
                                     void * messageArgument, vm_size_t argSize )
 {
                                     UInt32 messageType, IOService * provider,
                                     void * messageArgument, vm_size_t argSize )
 {
-    kern_return_t              kr;
-    ipc_port_t                         thisPort, providerPort;
-    IOServiceInterestContent *         data = (IOServiceInterestContent *)
-                                       pingMsg->notifyHeader.content;
+    kern_return_t               kr;
+    ipc_port_t                          thisPort, providerPort;
+    IOServiceInterestContent64 * data = (IOServiceInterestContent64 *)
+                                       ((((uint8_t *) pingMsg) + msgSize) - pingMsg->notifyHeader.size);
+                                        // == pingMsg->notifyHeader.content;
+
+    if (kIOMessageCopyClientID == messageType)
+    {
+        *((void **) messageArgument) = OSNumber::withNumber(owningPID, 32);
+        return (kIOReturnSuccess);
+    }
 
     data->messageType = messageType;
 
     data->messageType = messageType;
-    if( argSize == 0) {
-        argSize = sizeof( messageArgument);
-        data->messageArgument[0] = messageArgument;
-    } else {
+
+    if( argSize == 0)
+    {
+       data->messageArgument[0] = (io_user_reference_t) messageArgument;
+       if (clientIs64)
+           argSize = sizeof(data->messageArgument[0]);
+       else
+       {
+           data->messageArgument[0] |= (data->messageArgument[0] << 32);
+           argSize = sizeof(uint32_t);
+       }
+    }
+    else
+    {
         if( argSize > kIOUserNotifyMaxMessageSize)
             argSize = kIOUserNotifyMaxMessageSize;
         bcopy( messageArgument, data->messageArgument, argSize );
     }
         if( argSize > kIOUserNotifyMaxMessageSize)
             argSize = kIOUserNotifyMaxMessageSize;
         bcopy( messageArgument, data->messageArgument, argSize );
     }
-    pingMsg->msgHdr.msgh_size = sizeof( PingMsg)
-        + sizeof( IOServiceInterestContent )
+
+    // adjust message size for ipc restrictions
+    natural_t type;
+    type = pingMsg->notifyHeader.type;
+    type &= ~(kIOKitNoticationMsgSizeMask << kIOKitNoticationTypeSizeAdjShift);
+    type |= ((argSize & kIOKitNoticationMsgSizeMask) << kIOKitNoticationTypeSizeAdjShift);
+    pingMsg->notifyHeader.type = type;
+    argSize = (argSize + kIOKitNoticationMsgSizeMask) & ~kIOKitNoticationMsgSizeMask;
+
+    pingMsg->msgHdr.msgh_size = msgSize - pingMsg->notifyHeader.size
+        + sizeof( IOServiceInterestContent64 )
         - sizeof( data->messageArgument)
         + argSize;
 
         - sizeof( data->messageArgument)
         + argSize;
 
@@ -724,15 +843,17 @@ IOReturn IOServiceMessageUserNotification::handler( void * ref,
     pingMsg->ports[0].name = providerPort;
     thisPort = iokit_port_for_object( this, IKOT_IOKIT_OBJECT );
     pingMsg->msgHdr.msgh_local_port = thisPort;
     pingMsg->ports[0].name = providerPort;
     thisPort = iokit_port_for_object( this, IKOT_IOKIT_OBJECT );
     pingMsg->msgHdr.msgh_local_port = thisPort;
-    kr = mach_msg_send_from_kernel( &pingMsg->msgHdr,
-                                   pingMsg->msgHdr.msgh_size);
+    kr = mach_msg_send_from_kernel_with_options( &pingMsg->msgHdr,
+                                                pingMsg->msgHdr.msgh_size,
+                                                (MACH_SEND_MSG | MACH_SEND_ALWAYS | MACH_SEND_IMPORTANCE),
+                                                0);
     if( thisPort)
        iokit_release_port( thisPort );
     if( providerPort)
        iokit_release_port( providerPort );
 
     if( KERN_SUCCESS != kr)
     if( thisPort)
        iokit_release_port( thisPort );
     if( providerPort)
        iokit_release_port( providerPort );
 
     if( KERN_SUCCESS != kr)
-        IOLog("%s: mach_msg_send_from_kernel {%x}\n", __FILE__, kr );
+        IOLog("%s: mach_msg_send_from_kernel_proper {%x}\n", __FILE__, kr );
 
     return( kIOReturnSuccess );
 }
 
     return( kIOReturnSuccess );
 }
@@ -759,81 +880,295 @@ void IOUserClient::setAsyncReference(OSAsyncReference asyncRef,
                                      mach_port_t wakePort,
                                      void *callback, void *refcon)
 {
                                      mach_port_t wakePort,
                                      void *callback, void *refcon)
 {
-    asyncRef[kIOAsyncReservedIndex] = (natural_t) wakePort;
-    asyncRef[kIOAsyncCalloutFuncIndex] = (natural_t) callback;
-    asyncRef[kIOAsyncCalloutRefconIndex] = (natural_t) refcon;
+    asyncRef[kIOAsyncReservedIndex]      = ((uintptr_t) wakePort) 
+                                        | (kIOUCAsync0Flags & asyncRef[kIOAsyncReservedIndex]);
+    asyncRef[kIOAsyncCalloutFuncIndex]   = (uintptr_t) callback;
+    asyncRef[kIOAsyncCalloutRefconIndex] = (uintptr_t) refcon;
+}
+
+void IOUserClient::setAsyncReference64(OSAsyncReference64 asyncRef,
+                                       mach_port_t wakePort,
+                                       mach_vm_address_t callback, io_user_reference_t refcon)
+{
+    asyncRef[kIOAsyncReservedIndex]      = ((io_user_reference_t) wakePort)
+                                        | (kIOUCAsync0Flags & asyncRef[kIOAsyncReservedIndex]);
+    asyncRef[kIOAsyncCalloutFuncIndex]   = (io_user_reference_t) callback;
+    asyncRef[kIOAsyncCalloutRefconIndex] = refcon;
+}
+
+void IOUserClient::setAsyncReference64(OSAsyncReference64 asyncRef,
+                                       mach_port_t wakePort,
+                                       mach_vm_address_t callback, io_user_reference_t refcon, task_t task)
+{
+    setAsyncReference64(asyncRef, wakePort, callback, refcon);
+    if (vm_map_is_64bit(get_task_map(task))) {
+            asyncRef[kIOAsyncReservedIndex] |= kIOUCAsync64Flag;
+    }
+}
+
+static OSDictionary * CopyConsoleUser(UInt32 uid)
+{
+       OSArray * array;
+       OSDictionary * user = 0; 
+
+       if ((array = OSDynamicCast(OSArray,
+           IORegistryEntry::getRegistryRoot()->copyProperty(gIOConsoleUsersKey))))
+       {
+           for (unsigned int idx = 0;
+                   (user = OSDynamicCast(OSDictionary, array->getObject(idx)));
+                   idx++) {
+            OSNumber * num;
+            
+            if ((num = OSDynamicCast(OSNumber, user->getObject(gIOConsoleSessionUIDKey)))
+              && (uid == num->unsigned32BitValue())) {
+                user->retain();
+                break;
+            }
+           }
+           array->release();
+       }
+    return user;
+}
+
+static OSDictionary * CopyUserOnConsole(void)
+{
+    OSArray * array;
+    OSDictionary * user = 0; 
+    
+    if ((array = OSDynamicCast(OSArray,
+       IORegistryEntry::getRegistryRoot()->copyProperty(gIOConsoleUsersKey))))
+    {
+       for (unsigned int idx = 0;
+               (user = OSDynamicCast(OSDictionary, array->getObject(idx)));
+               idx++)
+       {
+           if (kOSBooleanTrue == user->getObject(gIOConsoleSessionOnConsoleKey))
+           {
+               user->retain();
+               break;
+           }
+       }
+       array->release();
+    }
+    return (user);
+}
+
+IOReturn IOUserClient::clientHasAuthorization( task_t task,
+                                               IOService * service )
+{
+    proc_t p;
+    
+    p = (proc_t) get_bsdtask_info(task);
+    if (p)
+    {
+        uint64_t authorizationID;
+
+        authorizationID = proc_uniqueid(p);
+        if (authorizationID)
+        {
+            if (service->getAuthorizationID() == authorizationID)
+            {
+                return (kIOReturnSuccess);
+            }
+        }
+    }
+
+    return (kIOReturnNotPermitted);
 }
 
 IOReturn IOUserClient::clientHasPrivilege( void * securityToken,
                                             const char * privilegeName )
 {
 }
 
 IOReturn IOUserClient::clientHasPrivilege( void * securityToken,
                                             const char * privilegeName )
 {
-    kern_return_t         kr;
-    security_token_t      token;
-    mach_msg_type_number_t count;
+    kern_return_t           kr;
+    security_token_t        token;
+    mach_msg_type_number_t  count;
+    task_t                  task;
+    OSDictionary *          user;
+    bool                    secureConsole;
 
 
-    count = TASK_SECURITY_TOKEN_COUNT;
-    kr = task_info( (task_t) securityToken, TASK_SECURITY_TOKEN,
-                   (task_info_t) &token, &count );
 
 
-    if (KERN_SUCCESS != kr)
-    {}
-    else if (!strcmp(privilegeName, kIOClientPrivilegeAdministrator))
+    if (!strncmp(privilegeName, kIOClientPrivilegeForeground, 
+                sizeof(kIOClientPrivilegeForeground)))
     {
     {
-       if (0 != token.val[0])
-           kr = kIOReturnNotPrivileged;
+       if (task_is_gpu_denied(current_task()))
+               return (kIOReturnNotPrivileged);
+       else
+               return (kIOReturnSuccess);
     }
     }
-    else if (!strcmp(privilegeName, kIOClientPrivilegeLocalUser))
+
+    if (!strncmp(privilegeName, kIOClientPrivilegeConsoleSession,
+                                sizeof(kIOClientPrivilegeConsoleSession)))
     {
     {
-       OSArray *      array;
-       OSDictionary * user = 0;
+       kauth_cred_t cred;
+       proc_t       p;
 
 
-       if ((array = OSDynamicCast(OSArray,
-           IORegistryEntry::getRegistryRoot()->copyProperty(gIOConsoleUsersKey))))
+        task = (task_t) securityToken;
+       if (!task)
+           task = current_task();
+       p = (proc_t) get_bsdtask_info(task);
+       kr = kIOReturnNotPrivileged;
+
+       if (p && (cred = kauth_cred_proc_ref(p)))
        {
        {
-           for (unsigned int idx = 0;
-                   (user = OSDynamicCast(OSDictionary, array->getObject(idx)));
-                   idx++)
+           user = CopyUserOnConsole();
+           if (user)
            {
                OSNumber * num;
            {
                OSNumber * num;
-               if ((num = OSDynamicCast(OSNumber, user->getObject(gIOConsoleSessionUIDKey)))
-                 && (token.val[0] == num->unsigned32BitValue()))
-                   break;
+               if ((num = OSDynamicCast(OSNumber, user->getObject(gIOConsoleSessionAuditIDKey)))
+                 && (cred->cr_audit.as_aia_p->ai_asid == (au_asid_t) num->unsigned32BitValue()))
+               {
+                   kr = kIOReturnSuccess;
+               }
+               user->release();
            }
            }
-           array->release();
+           kauth_cred_unref(&cred);
        }
        }
-       if (!user)
-           kr = kIOReturnNotPrivileged;
+       return (kr);
     }
     }
+
+    if ((secureConsole = !strncmp(privilegeName, kIOClientPrivilegeSecureConsoleProcess,
+            sizeof(kIOClientPrivilegeSecureConsoleProcess))))
+        task = (task_t)((IOUCProcessToken *)securityToken)->token;
     else
     else
-       kr = kIOReturnUnsupported;
+        task = (task_t)securityToken;
+
+    count = TASK_SECURITY_TOKEN_COUNT;
+    kr = task_info( task, TASK_SECURITY_TOKEN, (task_info_t) &token, &count );
+
+    if (KERN_SUCCESS != kr)
+    {}
+    else if (!strncmp(privilegeName, kIOClientPrivilegeAdministrator, 
+                sizeof(kIOClientPrivilegeAdministrator))) {
+        if (0 != token.val[0])
+            kr = kIOReturnNotPrivileged;
+    } else if (!strncmp(privilegeName, kIOClientPrivilegeLocalUser,
+                sizeof(kIOClientPrivilegeLocalUser))) {
+        user = CopyConsoleUser(token.val[0]);
+        if ( user )
+            user->release();
+        else
+            kr = kIOReturnNotPrivileged;            
+    } else if (secureConsole || !strncmp(privilegeName, kIOClientPrivilegeConsoleUser,
+                                    sizeof(kIOClientPrivilegeConsoleUser))) {
+        user = CopyConsoleUser(token.val[0]);
+        if ( user ) {
+            if (user->getObject(gIOConsoleSessionOnConsoleKey) != kOSBooleanTrue)
+                kr = kIOReturnNotPrivileged;
+            else if ( secureConsole ) {
+                OSNumber * pid = OSDynamicCast(OSNumber, user->getObject(gIOConsoleSessionSecureInputPIDKey));
+                if ( pid && pid->unsigned32BitValue() != ((IOUCProcessToken *)securityToken)->pid)
+                    kr = kIOReturnNotPrivileged;
+            }
+            user->release();
+        }
+        else 
+            kr = kIOReturnNotPrivileged;
+    } else
+        kr = kIOReturnUnsupported;
 
     return (kr);
 }
 
 
     return (kr);
 }
 
+OSObject * IOUserClient::copyClientEntitlement( task_t task,
+                                                const char * entitlement )
+{
+#define        MAX_ENTITLEMENTS_LEN    (128 * 1024)
+
+       proc_t p = NULL;
+       pid_t pid = 0;
+       char procname[MAXCOMLEN + 1] = "";
+       size_t len = 0;
+       void *entitlements_blob = NULL;
+       char *entitlements_data = NULL;
+       OSObject *entitlements_obj = NULL;
+       OSDictionary *entitlements = NULL;
+       OSString *errorString = NULL;
+       OSObject *value = NULL;
+
+       p = (proc_t)get_bsdtask_info(task);
+       if (p == NULL)
+               goto fail;
+       pid = proc_pid(p);
+       proc_name(pid, procname, (int)sizeof(procname));
+
+       if (cs_entitlements_blob_get(p, &entitlements_blob, &len) != 0)
+               goto fail;
+
+       if (len <= offsetof(CS_GenericBlob, data))
+               goto fail;
+
+       /*
+        * Per <rdar://problem/11593877>, enforce a limit on the amount of XML
+        * we'll try to parse in the kernel.
+        */
+       len -= offsetof(CS_GenericBlob, data);
+       if (len > MAX_ENTITLEMENTS_LEN) {
+               IOLog("failed to parse entitlements for %s[%u]: %lu bytes of entitlements exceeds maximum of %u\n", procname, pid, len, MAX_ENTITLEMENTS_LEN);
+               goto fail;
+       }
+
+       /*
+        * OSUnserializeXML() expects a nul-terminated string, but that isn't
+        * what is stored in the entitlements blob.  Copy the string and
+        * terminate it.
+        */
+       entitlements_data = (char *)IOMalloc(len + 1);
+       if (entitlements_data == NULL)
+               goto fail;
+       memcpy(entitlements_data, ((CS_GenericBlob *)entitlements_blob)->data, len);
+       entitlements_data[len] = '\0';
+
+       entitlements_obj = OSUnserializeXML(entitlements_data, len + 1, &errorString);
+       if (errorString != NULL) {
+               IOLog("failed to parse entitlements for %s[%u]: %s\n", procname, pid, errorString->getCStringNoCopy());
+               goto fail;
+       }
+       if (entitlements_obj == NULL)
+               goto fail;
+
+       entitlements = OSDynamicCast(OSDictionary, entitlements_obj);
+       if (entitlements == NULL)
+               goto fail;
+
+       /* Fetch the entitlement value from the dictionary. */
+       value = entitlements->getObject(entitlement);
+       if (value != NULL)
+               value->retain();
+
+fail:
+       if (entitlements_data != NULL)
+               IOFree(entitlements_data, len + 1);
+       if (entitlements_obj != NULL)
+               entitlements_obj->release();
+       if (errorString != NULL)
+               errorString->release();
+       return value;
+}
+
 bool IOUserClient::init()
 {
 bool IOUserClient::init()
 {
-    if( getPropertyTable())
-        return true;
-    else
-        return super::init();
+       if (getPropertyTable() || super::init())
+               return reserve();
+       
+       return false;
 }
 
 bool IOUserClient::init(OSDictionary * dictionary)
 {
 }
 
 bool IOUserClient::init(OSDictionary * dictionary)
 {
-    if( getPropertyTable())
-        return true;
-    else
-        return super::init(dictionary);
+       if (getPropertyTable() || super::init(dictionary))
+               return reserve();
+       
+       return false;
 }
 
 bool IOUserClient::initWithTask(task_t owningTask,
                                 void * securityID,
                                 UInt32 type )
 }
 
 bool IOUserClient::initWithTask(task_t owningTask,
                                 void * securityID,
                                 UInt32 type )
-{
-    if( getPropertyTable())
-        return true;
-    else
-        return super::init();
+{      
+       if (getPropertyTable() || super::init())
+               return reserve();
+       
+       return false;
 }
 
 bool IOUserClient::initWithTask(task_t owningTask,
 }
 
 bool IOUserClient::initWithTask(task_t owningTask,
@@ -849,11 +1184,30 @@ bool IOUserClient::initWithTask(task_t owningTask,
     return( ok );
 }
 
     return( ok );
 }
 
+bool IOUserClient::reserve()
+{              
+    if(!reserved) {
+       reserved = IONew(ExpansionData, 1);
+       if (!reserved) {
+           return false;
+       }
+    }
+    setTerminateDefer(NULL, true);
+    IOStatisticsRegisterCounter();
+    
+    return true;
+}
+
 void IOUserClient::free()
 {
     if( mappings)
         mappings->release();
 void IOUserClient::free()
 {
     if( mappings)
         mappings->release();
+               
+    IOStatisticsUnregisterCounter();
 
 
+    if (reserved)
+        IODelete(reserved, ExpansionData, 1);
+               
     super::free();
 }
 
     super::free();
 }
 
@@ -880,6 +1234,14 @@ IOReturn IOUserClient::registerNotificationPort(
     return( kIOReturnUnsupported);
 }
 
     return( kIOReturnUnsupported);
 }
 
+IOReturn IOUserClient::registerNotificationPort(
+               mach_port_t port,
+               UInt32          type,
+               io_user_reference_t refCon)
+{
+    return (registerNotificationPort(port, type, (UInt32) refCon));
+}
+
 IOReturn IOUserClient::getNotificationSemaphore( UInt32 notification_type,
                                     semaphore_t * semaphore )
 {
 IOReturn IOUserClient::getNotificationSemaphore( UInt32 notification_type,
                                     semaphore_t * semaphore )
 {
@@ -898,11 +1260,22 @@ IOReturn IOUserClient::clientMemoryForType( UInt32 type,
     return( kIOReturnUnsupported);
 }
 
     return( kIOReturnUnsupported);
 }
 
+#if !__LP64__
 IOMemoryMap * IOUserClient::mapClientMemory( 
        IOOptionBits            type,
        task_t                  task,
        IOOptionBits            mapFlags,
        IOVirtualAddress        atAddress )
 IOMemoryMap * IOUserClient::mapClientMemory( 
        IOOptionBits            type,
        task_t                  task,
        IOOptionBits            mapFlags,
        IOVirtualAddress        atAddress )
+{
+    return (NULL);
+}
+#endif
+
+IOMemoryMap * IOUserClient::mapClientMemory64( 
+       IOOptionBits            type,
+       task_t                  task,
+       IOOptionBits            mapFlags,
+       mach_vm_address_t       atAddress )
 {
     IOReturn           err;
     IOOptionBits       options = 0;
 {
     IOReturn           err;
     IOOptionBits       options = 0;
@@ -915,7 +1288,7 @@ IOMemoryMap * IOUserClient::mapClientMemory(
 
         options = (options & ~kIOMapUserOptionsMask)
                | (mapFlags & kIOMapUserOptionsMask);
 
         options = (options & ~kIOMapUserOptionsMask)
                | (mapFlags & kIOMapUserOptionsMask);
-       map = memory->map( task, atAddress, options );
+       map = memory->createMappingInTask( task, atAddress, options );
        memory->release();
     }
 
        memory->release();
     }
 
@@ -928,7 +1301,6 @@ IOReturn IOUserClient::exportObjectToClient(task_t task,
     mach_port_name_t   name;
 
     name = IOMachPort::makeSendRightForTask( task, obj, IKOT_IOKIT_OBJECT );
     mach_port_name_t   name;
 
     name = IOMachPort::makeSendRightForTask( task, obj, IKOT_IOKIT_OBJECT );
-    assert( name );
 
     *(mach_port_name_t *)clientObj = name;
     return kIOReturnSuccess;
 
     *(mach_port_name_t *)clientObj = name;
     return kIOReturnSuccess;
@@ -984,49 +1356,144 @@ getTargetAndTrapForIndex(IOService ** targetP, UInt32 index)
       return trap;
 }
 
       return trap;
 }
 
+IOReturn IOUserClient::releaseAsyncReference64(OSAsyncReference64 reference)
+{
+    mach_port_t port;
+    port = (mach_port_t) (reference[0] & ~kIOUCAsync0Flags);
+
+    if (MACH_PORT_NULL != port)
+       iokit_release_port_send(port);
+
+    return (kIOReturnSuccess);
+}
+
+IOReturn IOUserClient::releaseNotificationPort(mach_port_t port)
+{
+    if (MACH_PORT_NULL != port)
+       iokit_release_port_send(port);
+
+    return (kIOReturnSuccess);
+}
+
 IOReturn IOUserClient::sendAsyncResult(OSAsyncReference reference,
                                        IOReturn result, void *args[], UInt32 numArgs)
 {
 IOReturn IOUserClient::sendAsyncResult(OSAsyncReference reference,
                                        IOReturn result, void *args[], UInt32 numArgs)
 {
-    struct ReplyMsg {
-        mach_msg_header_t      msgHdr;
-        OSNotificationHeader   notifyHdr;
-        IOAsyncCompletionContent asyncContent;
-        void *                 args[kMaxAsyncArgs];
+    OSAsyncReference64  reference64;
+    io_user_reference_t args64[kMaxAsyncArgs];
+    unsigned int        idx;
+
+    if (numArgs > kMaxAsyncArgs)
+        return kIOReturnMessageTooLarge;
+
+    for (idx = 0; idx < kOSAsyncRef64Count; idx++)
+       reference64[idx] = REF64(reference[idx]);
+
+    for (idx = 0; idx < numArgs; idx++)
+       args64[idx] = REF64(args[idx]);
+
+    return (sendAsyncResult64(reference64, result, args64, numArgs));
+}
+
+IOReturn IOUserClient::sendAsyncResult64WithOptions(OSAsyncReference64 reference,
+                                        IOReturn result, io_user_reference_t args[], UInt32 numArgs, IOOptionBits options)
+{
+       return _sendAsyncResult64(reference, result, args, numArgs, options);
+}
+
+IOReturn IOUserClient::sendAsyncResult64(OSAsyncReference64 reference,
+                                        IOReturn result, io_user_reference_t args[], UInt32 numArgs)
+{
+        return _sendAsyncResult64(reference, result, args, numArgs, 0);
+}
+
+IOReturn IOUserClient::_sendAsyncResult64(OSAsyncReference64 reference,
+                                        IOReturn result, io_user_reference_t args[], UInt32 numArgs, IOOptionBits options)
+{
+    struct ReplyMsg
+    {
+       mach_msg_header_t msgHdr;
+       union
+       {
+           struct
+           {
+               OSNotificationHeader     notifyHdr;
+               IOAsyncCompletionContent asyncContent;
+               uint32_t                 args[kMaxAsyncArgs];
+           } msg32;
+           struct
+           {
+               OSNotificationHeader64   notifyHdr;
+               IOAsyncCompletionContent asyncContent;
+               io_user_reference_t      args[kMaxAsyncArgs] __attribute__ ((packed));
+           } msg64;
+       } m;
     };
     };
-    ReplyMsg replyMsg;
-    mach_port_t        replyPort;
+    ReplyMsg      replyMsg;
+    mach_port_t          replyPort;
     kern_return_t kr;
 
     // If no reply port, do nothing.
     kern_return_t kr;
 
     // If no reply port, do nothing.
-    replyPort = (mach_port_t) reference[0];
-    if(replyPort == MACH_PORT_NULL)
+    replyPort = (mach_port_t) (reference[0] & ~kIOUCAsync0Flags);
+    if (replyPort == MACH_PORT_NULL)
         return kIOReturnSuccess;
     
         return kIOReturnSuccess;
     
-    if(numArgs > kMaxAsyncArgs)
+    if (numArgs > kMaxAsyncArgs)
         return kIOReturnMessageTooLarge;
         return kIOReturnMessageTooLarge;
+
     replyMsg.msgHdr.msgh_bits = MACH_MSGH_BITS(MACH_MSG_TYPE_COPY_SEND /*remote*/,
     replyMsg.msgHdr.msgh_bits = MACH_MSGH_BITS(MACH_MSG_TYPE_COPY_SEND /*remote*/,
-                                                0 /*local*/);
-    replyMsg.msgHdr.msgh_size =
-        sizeof(replyMsg) - (kMaxAsyncArgs-numArgs)*sizeof(void *);
+                                               0 /*local*/);
     replyMsg.msgHdr.msgh_remote_port = replyPort;
     replyMsg.msgHdr.msgh_remote_port = replyPort;
-    replyMsg.msgHdr.msgh_local_port = 0;
-    replyMsg.msgHdr.msgh_id = kOSNotificationMessageID;
-
-    replyMsg.notifyHdr.size = sizeof(IOAsyncCompletionContent)
-                            + numArgs*sizeof(void *);
-    replyMsg.notifyHdr.type = kIOAsyncCompletionNotificationType;
-    bcopy( reference, replyMsg.notifyHdr.reference, sizeof(OSAsyncReference));
-
-    replyMsg.asyncContent.result = result;
-    if(numArgs > 0)
-        bcopy(args, replyMsg.args, sizeof(void *)*numArgs);
-     kr = mach_msg_send_from_kernel( &replyMsg.msgHdr,
-            replyMsg.msgHdr.msgh_size);
-    if( KERN_SUCCESS != kr)
-        IOLog("%s: mach_msg_send_from_kernel {%x}\n", __FILE__, kr );
+    replyMsg.msgHdr.msgh_local_port  = 0;
+    replyMsg.msgHdr.msgh_id          = kOSNotificationMessageID;
+    if (kIOUCAsync64Flag & reference[0])
+    {
+       replyMsg.msgHdr.msgh_size =
+           sizeof(replyMsg.msgHdr) + sizeof(replyMsg.m.msg64) 
+           - (kMaxAsyncArgs - numArgs) * sizeof(io_user_reference_t);
+       replyMsg.m.msg64.notifyHdr.size = sizeof(IOAsyncCompletionContent)
+                                       + numArgs * sizeof(io_user_reference_t);
+       replyMsg.m.msg64.notifyHdr.type = kIOAsyncCompletionNotificationType;
+       bcopy(reference, replyMsg.m.msg64.notifyHdr.reference, sizeof(OSAsyncReference64));
+
+       replyMsg.m.msg64.asyncContent.result = result;
+       if (numArgs)
+           bcopy(args, replyMsg.m.msg64.args, numArgs * sizeof(io_user_reference_t));
+    }
+    else
+    {
+       unsigned int idx;
+
+       replyMsg.msgHdr.msgh_size =
+           sizeof(replyMsg.msgHdr) + sizeof(replyMsg.m.msg32)
+           - (kMaxAsyncArgs - numArgs) * sizeof(uint32_t);
+
+       replyMsg.m.msg32.notifyHdr.size = sizeof(IOAsyncCompletionContent)
+                                       + numArgs * sizeof(uint32_t);
+       replyMsg.m.msg32.notifyHdr.type = kIOAsyncCompletionNotificationType;
+
+       for (idx = 0; idx < kOSAsyncRefCount; idx++)
+           replyMsg.m.msg32.notifyHdr.reference[idx] = REF32(reference[idx]);
+
+       replyMsg.m.msg32.asyncContent.result = result;
+
+       for (idx = 0; idx < numArgs; idx++)
+           replyMsg.m.msg32.args[idx] = REF32(args[idx]);
+    }
+
+       if ((options & kIOUserNotifyOptionCanDrop) != 0) { 
+               kr = mach_msg_send_from_kernel_with_options( &replyMsg.msgHdr,
+                                                                                replyMsg.msgHdr.msgh_size, MACH_SEND_TIMEOUT, MACH_MSG_TIMEOUT_NONE);
+       } else {
+               /* Fail on full queue. */
+               kr = mach_msg_send_from_kernel_proper( &replyMsg.msgHdr,
+                                                                                replyMsg.msgHdr.msgh_size);
+       }
+    if ((KERN_SUCCESS != kr) && (MACH_SEND_TIMED_OUT != kr))
+        IOLog("%s: mach_msg_send_from_kernel_proper {%x}\n", __FILE__, kr );
     return kr;
 }
 
     return kr;
 }
 
+
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 extern "C" {
 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 extern "C" {
@@ -1036,22 +1503,33 @@ extern "C" {
        if( !(out = OSDynamicCast( cls, obj)))  \
            return( kIOReturnBadArgument )
 
        if( !(out = OSDynamicCast( cls, obj)))  \
            return( kIOReturnBadArgument )
 
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+/* Routine io_server_version */
+kern_return_t is_io_server_version(
+       mach_port_t master_port,
+       uint64_t *version)
+{
+    *version = IOKIT_SERVER_VERSION;
+    return (kIOReturnSuccess);
+}
+
 /* Routine io_object_get_class */
 kern_return_t is_io_object_get_class(
        io_object_t object,
        io_name_t className )
 {
        const OSMetaClass* my_obj = NULL;
 /* Routine io_object_get_class */
 kern_return_t is_io_object_get_class(
        io_object_t object,
        io_name_t className )
 {
        const OSMetaClass* my_obj = NULL;
-
-    if( !object)
-        return( kIOReturnBadArgument );
+       
+       if( !object)
+               return( kIOReturnBadArgument );
                
        my_obj = object->getMetaClass();
        if (!my_obj) {
                return (kIOReturnNotFound);
        }
        
                
        my_obj = object->getMetaClass();
        if (!my_obj) {
                return (kIOReturnNotFound);
        }
        
-    strcpy( className, my_obj->getClassName());
+    strlcpy( className, my_obj->getClassName(), sizeof(io_name_t));
     return( kIOReturnSuccess );
 }
 
     return( kIOReturnSuccess );
 }
 
@@ -1089,7 +1567,7 @@ kern_return_t is_io_object_get_superclass(
        my_cstr = superclass->getClassName();
                
        if (my_cstr) {
        my_cstr = superclass->getClassName();
                
        if (my_cstr) {
-               strncpy(class_name, my_cstr, sizeof(io_name_t)-1);
+               strlcpy(class_name, my_cstr, sizeof(io_name_t));
                return( kIOReturnSuccess );
        }
        return (kIOReturnNotFound);
                return( kIOReturnSuccess );
        }
        return (kIOReturnNotFound);
@@ -1128,7 +1606,7 @@ kern_return_t is_io_object_get_bundle_identifier(
        
        my_cstr = identifier->getCStringNoCopy();
        if (my_cstr) {
        
        my_cstr = identifier->getCStringNoCopy();
        if (my_cstr) {
-               strncpy(bundle_name, identifier->getCStringNoCopy(), sizeof(io_name_t)-1);
+               strlcpy(bundle_name, identifier->getCStringNoCopy(), sizeof(io_name_t));
                return( kIOReturnSuccess );
        }
 
                return( kIOReturnSuccess );
        }
 
@@ -1151,7 +1629,7 @@ kern_return_t is_io_object_conforms_to(
 /* Routine io_object_get_retain_count */
 kern_return_t is_io_object_get_retain_count(
        io_object_t object,
 /* Routine io_object_get_retain_count */
 kern_return_t is_io_object_get_retain_count(
        io_object_t object,
-       int *retainCount )
+       uint32_t *retainCount )
 {
     if( !object)
         return( kIOReturnBadArgument );
 {
     if( !object)
         return( kIOReturnBadArgument );
@@ -1201,11 +1679,12 @@ kern_return_t is_io_iterator_is_valid(
     return( kIOReturnSuccess );
 }
 
     return( kIOReturnSuccess );
 }
 
-/* Routine io_service_match_property_table */
-kern_return_t is_io_service_match_property_table(
+
+static kern_return_t internal_io_service_match_property_table(
        io_service_t _service,
        io_service_t _service,
-       io_string_t matching,
-       boolean_t *matches )
+       const char * matching,
+       mach_msg_type_number_t matching_size,
+       boolean_t *matches)
 {
     CHECK( IOService, _service, service );
 
 {
     CHECK( IOService, _service, service );
 
@@ -1213,8 +1692,8 @@ kern_return_t is_io_service_match_property_table(
     OSObject *         obj;
     OSDictionary *     dict;
 
     OSObject *         obj;
     OSDictionary *     dict;
 
-    obj = OSUnserializeXML( matching );
-
+    obj = matching_size ? OSUnserializeXML(matching, matching_size)
+                       : OSUnserializeXML(matching);
     if( (dict = OSDynamicCast( OSDictionary, obj))) {
         *matches = service->passiveMatch( dict );
        kr = kIOReturnSuccess;
     if( (dict = OSDynamicCast( OSDictionary, obj))) {
         *matches = service->passiveMatch( dict );
        kr = kIOReturnSuccess;
@@ -1227,35 +1706,55 @@ kern_return_t is_io_service_match_property_table(
     return( kr );
 }
 
     return( kr );
 }
 
+/* Routine io_service_match_property_table */
+kern_return_t is_io_service_match_property_table(
+       io_service_t service,
+       io_string_t matching,
+       boolean_t *matches )
+{
+    return (internal_io_service_match_property_table(service, matching, 0, matches));
+}
+
+
 /* Routine io_service_match_property_table_ool */
 kern_return_t is_io_service_match_property_table_ool(
        io_object_t service,
        io_buf_ptr_t matching,
        mach_msg_type_number_t matchingCnt,
 /* Routine io_service_match_property_table_ool */
 kern_return_t is_io_service_match_property_table_ool(
        io_object_t service,
        io_buf_ptr_t matching,
        mach_msg_type_number_t matchingCnt,
-       natural_t *result,
+       kern_return_t *result,
        boolean_t *matches )
 {
        boolean_t *matches )
 {
-    kern_return_t      kr;
-    vm_offset_t        data;
-    vm_map_offset_t    map_data;
+    kern_return_t        kr;
+    vm_offset_t          data;
+    vm_map_offset_t      map_data;
 
     kr = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t) matching );
     data = CAST_DOWN(vm_offset_t, map_data);
 
     if( KERN_SUCCESS == kr) {
         // must return success after vm_map_copyout() succeeds
 
     kr = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t) matching );
     data = CAST_DOWN(vm_offset_t, map_data);
 
     if( KERN_SUCCESS == kr) {
         // must return success after vm_map_copyout() succeeds
-       *result = is_io_service_match_property_table( service,
-               (char *) data, matches );
+       *result = internal_io_service_match_property_table(service,
+               (const char *)data, matchingCnt, matches );
        vm_deallocate( kernel_map, data, matchingCnt );
     }
 
     return( kr );
 }
 
        vm_deallocate( kernel_map, data, matchingCnt );
     }
 
     return( kr );
 }
 
-/* Routine io_service_get_matching_services */
-kern_return_t is_io_service_get_matching_services(
+/* Routine io_service_match_property_table_bin */
+kern_return_t is_io_service_match_property_table_bin(
+       io_object_t service,
+       io_struct_inband_t matching,
+       mach_msg_type_number_t matchingCnt,
+       boolean_t *matches)
+{
+    return (internal_io_service_match_property_table(service, matching, matchingCnt, matches));
+}
+
+static kern_return_t internal_io_service_get_matching_services(
        mach_port_t master_port,
        mach_port_t master_port,
-       io_string_t matching,
+       const char * matching,
+       mach_msg_type_number_t matching_size,
        io_iterator_t *existing )
 {
     kern_return_t      kr;
        io_iterator_t *existing )
 {
     kern_return_t      kr;
@@ -1265,8 +1764,8 @@ kern_return_t is_io_service_get_matching_services(
     if( master_port != master_device_port)
         return( kIOReturnNotPrivileged);
 
     if( master_port != master_device_port)
         return( kIOReturnNotPrivileged);
 
-    obj = OSUnserializeXML( matching );
-
+    obj = matching_size ? OSUnserializeXML(matching, matching_size)
+                       : OSUnserializeXML(matching);
     if( (dict = OSDynamicCast( OSDictionary, obj))) {
         *existing = IOService::getMatchingServices( dict );
        kr = kIOReturnSuccess;
     if( (dict = OSDynamicCast( OSDictionary, obj))) {
         *existing = IOService::getMatchingServices( dict );
        kr = kIOReturnSuccess;
@@ -1279,12 +1778,21 @@ kern_return_t is_io_service_get_matching_services(
     return( kr );
 }
 
     return( kr );
 }
 
+/* Routine io_service_get_matching_services */
+kern_return_t is_io_service_get_matching_services(
+       mach_port_t master_port,
+       io_string_t matching,
+       io_iterator_t *existing )
+{
+    return (internal_io_service_get_matching_services(master_port, matching, 0, existing));
+}
+
 /* Routine io_service_get_matching_services_ool */
 kern_return_t is_io_service_get_matching_services_ool(
        mach_port_t master_port,
        io_buf_ptr_t matching,
        mach_msg_type_number_t matchingCnt,
 /* Routine io_service_get_matching_services_ool */
 kern_return_t is_io_service_get_matching_services_ool(
        mach_port_t master_port,
        io_buf_ptr_t matching,
        mach_msg_type_number_t matchingCnt,
-       natural_t *result,
+       kern_return_t *result,
        io_object_t *existing )
 {
     kern_return_t      kr;
        io_object_t *existing )
 {
     kern_return_t      kr;
@@ -1296,32 +1804,114 @@ kern_return_t is_io_service_get_matching_services_ool(
 
     if( KERN_SUCCESS == kr) {
         // must return success after vm_map_copyout() succeeds
 
     if( KERN_SUCCESS == kr) {
         // must return success after vm_map_copyout() succeeds
-       *result = is_io_service_get_matching_services( master_port,
-                       (char *) data, existing );
+       *result = internal_io_service_get_matching_services(master_port,
+                       (const char *) data, matchingCnt, existing);
        vm_deallocate( kernel_map, data, matchingCnt );
     }
 
     return( kr );
 }
 
        vm_deallocate( kernel_map, data, matchingCnt );
     }
 
     return( kr );
 }
 
-/* Routine io_service_add_notification */
-kern_return_t is_io_service_add_notification(
+/* Routine io_service_get_matching_services_bin */
+kern_return_t is_io_service_get_matching_services_bin(
        mach_port_t master_port,
        mach_port_t master_port,
-       io_name_t notification_type,
-       io_string_t matching,
-       mach_port_t port,
-       io_async_ref_t reference,
-       mach_msg_type_number_t referenceCnt,
-       io_object_t * notification )
+       io_struct_inband_t matching,
+       mach_msg_type_number_t matchingCnt,
+       io_object_t *existing)
 {
 {
-    IOServiceUserNotification *        userNotify = 0;
-    IONotifier *               notify = 0;
+    return (internal_io_service_get_matching_services(master_port, matching, matchingCnt, existing));
+}
+
+
+static kern_return_t internal_io_service_get_matching_service(
+       mach_port_t master_port,
+       const char * matching,
+       mach_msg_type_number_t matching_size,
+       io_service_t *service )
+{
+    kern_return_t      kr;
+    OSObject *         obj;
+    OSDictionary *     dict;
+
+    if( master_port != master_device_port)
+        return( kIOReturnNotPrivileged);
+
+    obj = matching_size ? OSUnserializeXML(matching, matching_size)
+                       : OSUnserializeXML(matching);
+    if( (dict = OSDynamicCast( OSDictionary, obj))) {
+        *service = IOService::copyMatchingService( dict );
+       kr = *service ? kIOReturnSuccess : kIOReturnNotFound;
+    } else
+       kr = kIOReturnBadArgument;
+
+    if( obj)
+        obj->release();
+
+    return( kr );
+}
+
+/* Routine io_service_get_matching_service */
+kern_return_t is_io_service_get_matching_service(
+       mach_port_t master_port,
+       io_string_t matching,
+       io_service_t *service )
+{
+    return (internal_io_service_get_matching_service(master_port, matching, 0, service));
+}
+
+/* Routine io_service_get_matching_services_ool */
+kern_return_t is_io_service_get_matching_service_ool(
+       mach_port_t master_port,
+       io_buf_ptr_t matching,
+       mach_msg_type_number_t matchingCnt,
+       kern_return_t *result,
+       io_object_t *service )
+{
+    kern_return_t      kr;
+    vm_offset_t        data;
+    vm_map_offset_t    map_data;
+
+    kr = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t) matching );
+    data = CAST_DOWN(vm_offset_t, map_data);
+
+    if( KERN_SUCCESS == kr) {
+        // must return success after vm_map_copyout() succeeds
+       *result = internal_io_service_get_matching_service(master_port,
+                       (const char *) data, matchingCnt, service );
+       vm_deallocate( kernel_map, data, matchingCnt );
+    }
+
+    return( kr );
+}
+
+/* Routine io_service_get_matching_service_bin */
+kern_return_t is_io_service_get_matching_service_bin(
+       mach_port_t master_port,
+       io_struct_inband_t matching,
+       mach_msg_type_number_t matchingCnt,
+       io_object_t *service)
+{
+    return (internal_io_service_get_matching_service(master_port, matching, matchingCnt, service));
+}
+
+static kern_return_t internal_io_service_add_notification(
+       mach_port_t master_port,
+       io_name_t notification_type,
+       const char * matching,
+       size_t matching_size,
+       mach_port_t port,
+       void * reference,
+       vm_size_t referenceSize,
+       bool client64,
+       io_object_t * notification )
+{
+    IOServiceUserNotification *        userNotify = 0;
+    IONotifier *               notify = 0;
     const OSSymbol *           sym;
     OSDictionary *             dict;
     IOReturn                   err;
     unsigned long int          userMsgType;
 
     const OSSymbol *           sym;
     OSDictionary *             dict;
     IOReturn                   err;
     unsigned long int          userMsgType;
 
-
     if( master_port != master_device_port)
         return( kIOReturnNotPrivileged);
 
     if( master_port != master_device_port)
         return( kIOReturnNotPrivileged);
 
@@ -1331,8 +1921,16 @@ kern_return_t is_io_service_add_notification(
         if( !(sym = OSSymbol::withCString( notification_type )))
            err = kIOReturnNoResources;
 
         if( !(sym = OSSymbol::withCString( notification_type )))
            err = kIOReturnNoResources;
 
-        if( !(dict = OSDynamicCast( OSDictionary,
-                    OSUnserializeXML( matching )))) {
+       if (matching_size)
+       {
+            dict = OSDynamicCast(OSDictionary, OSUnserializeXML(matching, matching_size));
+       }
+       else
+       {
+           dict = OSDynamicCast(OSDictionary, OSUnserializeXML(matching));
+       }
+
+        if (!dict) {
             err = kIOReturnBadArgument;
            continue;
        }
             err = kIOReturnBadArgument;
            continue;
        }
@@ -1351,17 +1949,17 @@ kern_return_t is_io_service_add_notification(
         userNotify = new IOServiceUserNotification;
 
         if( userNotify && !userNotify->init( port, userMsgType,
         userNotify = new IOServiceUserNotification;
 
         if( userNotify && !userNotify->init( port, userMsgType,
-                                             reference)) {
+                                             reference, referenceSize, client64)) {
+                       iokit_release_port_send(port);
             userNotify->release();
             userNotify = 0;
         }
         if( !userNotify)
            continue;
 
             userNotify->release();
             userNotify = 0;
         }
         if( !userNotify)
            continue;
 
-        notify = IOService::addNotification( sym, dict,
+        notify = IOService::addMatchingNotification( sym, dict,
                                              &userNotify->_handler, userNotify );
        if( notify) {
                                              &userNotify->_handler, userNotify );
        if( notify) {
-            dict = 0;
             *notification = userNotify;
            userNotify->setNotification( notify );
            err = kIOReturnSuccess;
             *notification = userNotify;
            userNotify->setNotification( notify );
            err = kIOReturnSuccess;
@@ -1378,16 +1976,81 @@ kern_return_t is_io_service_add_notification(
     return( err );
 }
 
     return( err );
 }
 
-/* Routine io_service_add_notification_ool */
-kern_return_t is_io_service_add_notification_ool(
+
+/* Routine io_service_add_notification */
+kern_return_t is_io_service_add_notification(
        mach_port_t master_port,
        io_name_t notification_type,
        mach_port_t master_port,
        io_name_t notification_type,
-       io_buf_ptr_t matching,
+       io_string_t matching,
+       mach_port_t port,
+       io_async_ref_t reference,
+       mach_msg_type_number_t referenceCnt,
+       io_object_t * notification )
+{
+    return (internal_io_service_add_notification(master_port, notification_type, 
+               matching, 0, port, &reference[0], sizeof(io_async_ref_t),
+               false, notification));
+}
+
+/* Routine io_service_add_notification_64 */
+kern_return_t is_io_service_add_notification_64(
+       mach_port_t master_port,
+       io_name_t notification_type,
+       io_string_t matching,
+       mach_port_t wake_port,
+       io_async_ref64_t reference,
+       mach_msg_type_number_t referenceCnt,
+       io_object_t *notification )
+{
+    return (internal_io_service_add_notification(master_port, notification_type, 
+               matching, 0, wake_port, &reference[0], sizeof(io_async_ref64_t),
+               true, notification));
+}
+
+/* Routine io_service_add_notification_bin */
+kern_return_t is_io_service_add_notification_bin
+(
+       mach_port_t master_port,
+       io_name_t notification_type,
+       io_struct_inband_t matching,
        mach_msg_type_number_t matchingCnt,
        mach_port_t wake_port,
        io_async_ref_t reference,
        mach_msg_type_number_t referenceCnt,
        mach_msg_type_number_t matchingCnt,
        mach_port_t wake_port,
        io_async_ref_t reference,
        mach_msg_type_number_t referenceCnt,
-       natural_t *result,
+       io_object_t *notification)
+{
+    return (internal_io_service_add_notification(master_port, notification_type, 
+               matching, matchingCnt, wake_port, &reference[0], sizeof(io_async_ref_t),
+               false, notification));
+}
+
+/* Routine io_service_add_notification_bin_64 */
+kern_return_t is_io_service_add_notification_bin_64
+(
+       mach_port_t master_port,
+       io_name_t notification_type,
+       io_struct_inband_t matching,
+       mach_msg_type_number_t matchingCnt,
+       mach_port_t wake_port,
+       io_async_ref64_t reference,
+       mach_msg_type_number_t referenceCnt,
+       io_object_t *notification)
+{
+    return (internal_io_service_add_notification(master_port, notification_type, 
+               matching, matchingCnt, wake_port, &reference[0], sizeof(io_async_ref64_t),
+               true, notification));
+}
+
+static kern_return_t internal_io_service_add_notification_ool(
+       mach_port_t master_port,
+       io_name_t notification_type,
+       io_buf_ptr_t matching,
+       mach_msg_type_number_t matchingCnt,
+       mach_port_t wake_port,
+       void * reference,
+       vm_size_t referenceSize,
+       bool client64,
+       kern_return_t *result,
        io_object_t *notification )
 {
     kern_return_t      kr;
        io_object_t *notification )
 {
     kern_return_t      kr;
@@ -1399,14 +2062,47 @@ kern_return_t is_io_service_add_notification_ool(
 
     if( KERN_SUCCESS == kr) {
         // must return success after vm_map_copyout() succeeds
 
     if( KERN_SUCCESS == kr) {
         // must return success after vm_map_copyout() succeeds
-       *result = is_io_service_add_notification( master_port, notification_type,
-                       (char *) data, wake_port, reference, referenceCnt, notification );
+       *result = internal_io_service_add_notification( master_port, notification_type,
+                       (char *) data, matchingCnt, wake_port, reference, referenceSize, client64, notification );
        vm_deallocate( kernel_map, data, matchingCnt );
     }
 
     return( kr );
 }
 
        vm_deallocate( kernel_map, data, matchingCnt );
     }
 
     return( kr );
 }
 
+/* Routine io_service_add_notification_ool */
+kern_return_t is_io_service_add_notification_ool(
+       mach_port_t master_port,
+       io_name_t notification_type,
+       io_buf_ptr_t matching,
+       mach_msg_type_number_t matchingCnt,
+       mach_port_t wake_port,
+       io_async_ref_t reference,
+       mach_msg_type_number_t referenceCnt,
+       kern_return_t *result,
+       io_object_t *notification )
+{
+    return (internal_io_service_add_notification_ool(master_port, notification_type, 
+               matching, matchingCnt, wake_port, &reference[0], sizeof(io_async_ref_t),
+               false, result, notification));
+}
+
+/* Routine io_service_add_notification_ool_64 */
+kern_return_t is_io_service_add_notification_ool_64(
+       mach_port_t master_port,
+       io_name_t notification_type,
+       io_buf_ptr_t matching,
+       mach_msg_type_number_t matchingCnt,
+       mach_port_t wake_port,
+       io_async_ref64_t reference,
+       mach_msg_type_number_t referenceCnt,
+       kern_return_t *result,
+       io_object_t *notification )
+{
+    return (internal_io_service_add_notification_ool(master_port, notification_type, 
+               matching, matchingCnt, wake_port, &reference[0], sizeof(io_async_ref64_t),
+               true, result, notification));
+}
 
 /* Routine io_service_add_notification_old */
 kern_return_t is_io_service_add_notification_old(
 
 /* Routine io_service_add_notification_old */
 kern_return_t is_io_service_add_notification_old(
@@ -1414,6 +2110,7 @@ kern_return_t is_io_service_add_notification_old(
        io_name_t notification_type,
        io_string_t matching,
        mach_port_t port,
        io_name_t notification_type,
        io_string_t matching,
        mach_port_t port,
+       // for binary compatibility reasons, this must be natural_t for ILP32
        natural_t ref,
        io_object_t * notification )
 {
        natural_t ref,
        io_object_t * notification )
 {
@@ -1421,13 +2118,14 @@ kern_return_t is_io_service_add_notification_old(
             matching, port, &ref, 1, notification ));
 }
 
             matching, port, &ref, 1, notification ));
 }
 
-/* Routine io_service_add_message_notification */
-kern_return_t is_io_service_add_interest_notification(
+
+static kern_return_t internal_io_service_add_interest_notification(
         io_object_t _service,
         io_name_t type_of_interest,
         mach_port_t port,
         io_object_t _service,
         io_name_t type_of_interest,
         mach_port_t port,
-       io_async_ref_t reference,
-       mach_msg_type_number_t referenceCnt,
+       void * reference,
+       vm_size_t referenceSize,
+       bool client64,
         io_object_t * notification )
 {
 
         io_object_t * notification )
 {
 
@@ -1444,7 +2142,10 @@ kern_return_t is_io_service_add_interest_notification(
         userNotify = new IOServiceMessageUserNotification;
 
         if( userNotify && !userNotify->init( port, kIOServiceMessageNotificationType,
         userNotify = new IOServiceMessageUserNotification;
 
         if( userNotify && !userNotify->init( port, kIOServiceMessageNotificationType,
-                                             reference, kIOUserNotifyMaxMessageSize )) {
+                                             reference, referenceSize,
+                                            kIOUserNotifyMaxMessageSize,
+                                            client64 )) {
+                       iokit_release_port_send(port);
             userNotify->release();
             userNotify = 0;
         }
             userNotify->release();
             userNotify = 0;
         }
@@ -1467,6 +2168,33 @@ kern_return_t is_io_service_add_interest_notification(
     return( err );
 }
 
     return( err );
 }
 
+/* Routine io_service_add_message_notification */
+kern_return_t is_io_service_add_interest_notification(
+        io_object_t service,
+        io_name_t type_of_interest,
+        mach_port_t port,
+       io_async_ref_t reference,
+       mach_msg_type_number_t referenceCnt,
+        io_object_t * notification )
+{
+    return (internal_io_service_add_interest_notification(service, type_of_interest,
+                   port, &reference[0], sizeof(io_async_ref_t), false, notification));
+}
+
+/* Routine io_service_add_interest_notification_64 */
+kern_return_t is_io_service_add_interest_notification_64(
+       io_object_t service,
+       io_name_t type_of_interest,
+       mach_port_t wake_port,
+       io_async_ref64_t reference,
+       mach_msg_type_number_t referenceCnt,
+       io_object_t *notification )
+{
+    return (internal_io_service_add_interest_notification(service, type_of_interest,
+                   wake_port, &reference[0], sizeof(io_async_ref64_t), true, notification));
+}
+
+
 /* Routine io_service_acknowledge_notification */
 kern_return_t is_io_service_acknowledge_notification(
        io_object_t _service,
 /* Routine io_service_acknowledge_notification */
 kern_return_t is_io_service_acknowledge_notification(
        io_object_t _service,
@@ -1475,7 +2203,7 @@ kern_return_t is_io_service_acknowledge_notification(
 {
     CHECK( IOService, _service, service );
 
 {
     CHECK( IOService, _service, service );
 
-    return( service->acknowledgeNotification( (IONotificationRef) notify_ref,
+    return( service->acknowledgeNotification( (IONotificationRef)(uintptr_t) notify_ref,
                                               (IOOptionBits) response ));
     
 }
                                               (IOOptionBits) response ));
     
 }
@@ -1488,6 +2216,7 @@ kern_return_t is_io_connect_get_notification_semaphore(
 {
     CHECK( IOUserClient, connection, client );
 
 {
     CHECK( IOUserClient, connection, client );
 
+    IOStatisticsClientCall();
     return( client->getNotificationSemaphore( (UInt32) notification_type,
                                               semaphore ));
 }
     return( client->getNotificationSemaphore( (UInt32) notification_type,
                                               semaphore ));
 }
@@ -1514,7 +2243,7 @@ kern_return_t is_io_registry_get_root_entry(
 kern_return_t is_io_registry_create_iterator(
        mach_port_t master_port,
        io_name_t plane,
 kern_return_t is_io_registry_create_iterator(
        mach_port_t master_port,
        io_name_t plane,
-       int options,
+       uint32_t options,
        io_object_t *iterator )
 {
     if( master_port != master_device_port)
        io_object_t *iterator )
 {
     if( master_port != master_device_port)
@@ -1530,7 +2259,7 @@ kern_return_t is_io_registry_create_iterator(
 kern_return_t is_io_registry_entry_create_iterator(
        io_object_t registry_entry,
        io_name_t plane,
 kern_return_t is_io_registry_entry_create_iterator(
        io_object_t registry_entry,
        io_name_t plane,
-       int options,
+       uint32_t options,
        io_object_t *iterator )
 {
     CHECK( IORegistryEntry, registry_entry, entry );
        io_object_t *iterator )
 {
     CHECK( IORegistryEntry, registry_entry, entry );
@@ -1668,10 +2397,22 @@ kern_return_t is_io_registry_entry_get_location_in_plane(
         return( kIOReturnNotFound );
 }
 
         return( kIOReturnNotFound );
 }
 
+/* Routine io_registry_entry_get_registry_entry_id */
+kern_return_t is_io_registry_entry_get_registry_entry_id(
+       io_object_t registry_entry,
+       uint64_t *entry_id )
+{
+    CHECK( IORegistryEntry, registry_entry, entry );
+
+    *entry_id = entry->getRegistryEntryID();
+
+    return (kIOReturnSuccess);
+}
+
 // Create a vm_map_copy_t or kalloc'ed data for memory
 // to be copied out. ipc will free after the copyout.
 
 // Create a vm_map_copy_t or kalloc'ed data for memory
 // to be copied out. ipc will free after the copyout.
 
-static kern_return_t copyoutkdata( void * data, vm_size_t len,
+static kern_return_t copyoutkdata( const void * data, vm_size_t len,
                                     io_buf_ptr_t * buf )
 {
     kern_return_t      err;
                                     io_buf_ptr_t * buf )
 {
     kern_return_t      err;
@@ -1691,7 +2432,7 @@ static kern_return_t copyoutkdata( void * data, vm_size_t len,
 kern_return_t is_io_registry_entry_get_property_bytes(
        io_object_t registry_entry,
        io_name_t property_name,
 kern_return_t is_io_registry_entry_get_property_bytes(
        io_object_t registry_entry,
        io_name_t property_name,
-       io_scalar_inband_t buf,
+       io_struct_inband_t buf,
        mach_msg_type_number_t *dataCnt )
 {
     OSObject   *       obj;
        mach_msg_type_number_t *dataCnt )
 {
     OSObject   *       obj;
@@ -1706,6 +2447,11 @@ kern_return_t is_io_registry_entry_get_property_bytes(
 
     CHECK( IORegistryEntry, registry_entry, entry );
 
 
     CHECK( IORegistryEntry, registry_entry, entry );
 
+#if CONFIG_MACF
+    if (0 != mac_iokit_check_get_property(kauth_cred_get(), entry, property_name))
+        return kIOReturnNotPermitted;
+#endif
+
     obj = entry->copyProperty(property_name);
     if( !obj)
         return( kIOReturnNoResources );
     obj = entry->copyProperty(property_name);
     if( !obj)
         return( kIOReturnNoResources );
@@ -1763,6 +2509,11 @@ kern_return_t is_io_registry_entry_get_property(
 
     CHECK( IORegistryEntry, registry_entry, entry );
 
 
     CHECK( IORegistryEntry, registry_entry, entry );
 
+#if CONFIG_MACF
+    if (0 != mac_iokit_check_get_property(kauth_cred_get(), entry, property_name))
+        return kIOReturnNotPermitted;
+#endif
+
     obj = entry->copyProperty(property_name);
     if( !obj)
         return( kIOReturnNotFound );
     obj = entry->copyProperty(property_name);
     if( !obj)
         return( kIOReturnNotFound );
@@ -1772,7 +2523,6 @@ kern_return_t is_io_registry_entry_get_property(
         obj->release();
        return( kIOReturnNoMemory );
     }
         obj->release();
        return( kIOReturnNoMemory );
     }
-    s->clearText();
 
     if( obj->serialize( s )) {
         len = s->getLength();
 
     if( obj->serialize( s )) {
         len = s->getLength();
@@ -1793,7 +2543,7 @@ kern_return_t is_io_registry_entry_get_property_recursively(
        io_object_t registry_entry,
        io_name_t plane,
        io_name_t property_name,
        io_object_t registry_entry,
        io_name_t plane,
        io_name_t property_name,
-        int options,
+        uint32_t options,
        io_buf_ptr_t *properties,
        mach_msg_type_number_t *propertiesCnt )
 {
        io_buf_ptr_t *properties,
        mach_msg_type_number_t *propertiesCnt )
 {
@@ -1803,6 +2553,11 @@ kern_return_t is_io_registry_entry_get_property_recursively(
 
     CHECK( IORegistryEntry, registry_entry, entry );
 
 
     CHECK( IORegistryEntry, registry_entry, entry );
 
+#if CONFIG_MACF
+    if (0 != mac_iokit_check_get_property(kauth_cred_get(), entry, property_name))
+        return kIOReturnNotPermitted;
+#endif
+
     obj = entry->copyProperty( property_name,
                                IORegistryEntry::getPlane( plane ), options);
     if( !obj)
     obj = entry->copyProperty( property_name,
                                IORegistryEntry::getPlane( plane ), options);
     if( !obj)
@@ -1814,8 +2569,6 @@ kern_return_t is_io_registry_entry_get_property_recursively(
        return( kIOReturnNoMemory );
     }
 
        return( kIOReturnNoMemory );
     }
 
-    s->clearText();
-
     if( obj->serialize( s )) {
         len = s->getLength();
         *propertiesCnt = len;
     if( obj->serialize( s )) {
         len = s->getLength();
         *propertiesCnt = len;
@@ -1830,13 +2583,50 @@ kern_return_t is_io_registry_entry_get_property_recursively(
     return( err );
 }
 
     return( err );
 }
 
+#if CONFIG_MACF
+
+static kern_return_t
+filteredProperties(IORegistryEntry *entry, OSDictionary *properties, OSDictionary **filteredp)
+{
+    kern_return_t      err = 0;
+    OSDictionary       *filtered = NULL;
+    OSCollectionIterator *iter = NULL;
+    OSSymbol           *key;
+    OSObject           *p;
+    kauth_cred_t       cred = kauth_cred_get();
+
+    if (properties == NULL)
+       return kIOReturnUnsupported;
+
+    if ((iter = OSCollectionIterator::withCollection(properties)) == NULL ||
+        (filtered = OSDictionary::withCapacity(properties->getCapacity())) == NULL) {
+       err = kIOReturnNoMemory;
+       goto out;
+    }
+
+    while ((p = iter->getNextObject()) != NULL) {
+       if ((key = OSDynamicCast(OSSymbol, p)) == NULL ||
+           mac_iokit_check_get_property(cred, entry, key->getCStringNoCopy()) != 0)
+           continue;
+       filtered->setObject(key, properties->getObject(key));
+    }
+
+out:
+    if (iter != NULL)
+       iter->release();
+    *filteredp = filtered;
+    return err;
+}
+
+#endif
+
 /* Routine io_registry_entry_get_properties */
 kern_return_t is_io_registry_entry_get_properties(
        io_object_t registry_entry,
        io_buf_ptr_t *properties,
        mach_msg_type_number_t *propertiesCnt )
 {
 /* Routine io_registry_entry_get_properties */
 kern_return_t is_io_registry_entry_get_properties(
        io_object_t registry_entry,
        io_buf_ptr_t *properties,
        mach_msg_type_number_t *propertiesCnt )
 {
-    kern_return_t      err;
+    kern_return_t      err = 0;
     vm_size_t          len;
 
     CHECK( IORegistryEntry, registry_entry, entry );
     vm_size_t          len;
 
     CHECK( IORegistryEntry, registry_entry, entry );
@@ -1845,82 +2635,245 @@ kern_return_t is_io_registry_entry_get_properties(
     if( !s)
        return( kIOReturnNoMemory );
 
     if( !s)
        return( kIOReturnNoMemory );
 
-    s->clearText();
+    if (!entry->serializeProperties(s))
+       err = kIOReturnUnsupported;
 
 
-    if( entry->serializeProperties( s )) {
-        len = s->getLength();
-        *propertiesCnt = len;
-        err = copyoutkdata( s->text(), len, properties );
+#if CONFIG_MACF
+    if (!err && mac_iokit_check_filter_properties(kauth_cred_get(), entry)) {
+       OSObject *propobj = OSUnserializeXML(s->text(), s->getLength());
+       OSDictionary *filteredprops = NULL;
+       err = filteredProperties(entry, OSDynamicCast(OSDictionary, propobj), &filteredprops);
+       if (propobj) propobj->release();
 
 
-    } else
-        err = kIOReturnUnsupported;
+       if (!err) {
+           s->clearText();
+           if (!filteredprops->serialize(s))
+               err = kIOReturnUnsupported;
+       }
+       if (filteredprops != NULL)
+           filteredprops->release();
+    }
+#endif /* CONFIG_MACF */
 
 
-    s->release();
+    if (!err) {
+       len = s->getLength();
+       *propertiesCnt = len;
+       err = copyoutkdata( s->text(), len, properties );
+    }
 
 
+    s->release();
     return( err );
 }
 
     return( err );
 }
 
-/* Routine io_registry_entry_set_properties */
-kern_return_t is_io_registry_entry_set_properties
-(
-       io_object_t registry_entry,
-       io_buf_ptr_t properties,
-       mach_msg_type_number_t propertiesCnt,
-        natural_t * result)
+#if CONFIG_MACF
+
+struct GetPropertiesEditorRef
 {
 {
-    OSObject *         obj;
-    kern_return_t      err;
-    IOReturn           res;
-    vm_offset_t        data;
-    vm_map_offset_t    map_data;
+    kauth_cred_t      cred;
+    IORegistryEntry * entry;
+    OSCollection    * root;
+};
 
 
-    CHECK( IORegistryEntry, registry_entry, entry );
+static const OSMetaClassBase *
+GetPropertiesEditor(void                  * reference,
+                                       OSSerialize           * s, 
+                                       OSCollection          * container, 
+                                       const OSSymbol        * name,
+                                       const OSMetaClassBase * value)
+{
+    GetPropertiesEditorRef * ref = (typeof(ref)) reference;
 
 
-    err = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t) properties );
-    data = CAST_DOWN(vm_offset_t, map_data);
+    if (!ref->root) ref->root = container;
+    if (ref->root == container)
+       {
+               if (0 != mac_iokit_check_get_property(ref->cred, ref->entry, name->getCStringNoCopy())) 
+               {
+                       value = 0;
+               }
+       }
+       if (value) value->retain();
+    return (value);
+}
 
 
-    if( KERN_SUCCESS == err) {
+#endif /* CONFIG_MACF */
 
 
-        // must return success after vm_map_copyout() succeeds
-        obj = OSUnserializeXML( (const char *) data );
-       vm_deallocate( kernel_map, data, propertiesCnt );
+/* Routine io_registry_entry_get_properties */
+kern_return_t is_io_registry_entry_get_properties_bin(
+       io_object_t registry_entry,
+       io_buf_ptr_t *properties,
+       mach_msg_type_number_t *propertiesCnt)
+{
+    kern_return_t             err = kIOReturnSuccess;
+    vm_size_t                 len;
+    OSSerialize          * s;
+    OSSerialize::Editor    editor = 0;
+    void                 * editRef = 0;
 
 
-        if( obj) {
-            res = entry->setProperties( obj );
-            obj->release();
-        } else
-            res = kIOReturnBadArgument;
-    } else
-        res = err;
+    CHECK(IORegistryEntry, registry_entry, entry);
 
 
-    *result = res;
-    return( err );
-}
+#if CONFIG_MACF
+    GetPropertiesEditorRef ref;
+    if (mac_iokit_check_filter_properties(kauth_cred_get(), entry))
+    {
+       editor    = &GetPropertiesEditor;
+       editRef   = &ref;
+       ref.cred  = kauth_cred_get();
+       ref.entry = entry;
+       ref.root  = 0;
+    }
+#endif
 
 
-/* Routine io_registry_entry_get_child_iterator */
-kern_return_t is_io_registry_entry_get_child_iterator(
-       io_object_t registry_entry,
-       io_name_t plane,
-       io_object_t *iterator )
-{
-    CHECK( IORegistryEntry, registry_entry, entry );
+    s = OSSerialize::binaryWithCapacity(4096, editor, editRef);
+    if (!s) return (kIOReturnNoMemory);
 
 
-    *iterator = entry->getChildIterator(
-       IORegistryEntry::getPlane( plane ));
+    if (!entry->serializeProperties(s)) err = kIOReturnUnsupported;
 
 
-    return( kIOReturnSuccess );
+    if (kIOReturnSuccess == err)
+    {
+               len = s->getLength();
+               *propertiesCnt = len;
+               err = copyoutkdata(s->text(), len, properties);
+    }
+    s->release();
+
+    return (err);
 }
 
 }
 
-/* Routine io_registry_entry_get_parent_iterator */
-kern_return_t is_io_registry_entry_get_parent_iterator(
+/* Routine io_registry_entry_get_property_bin */
+kern_return_t is_io_registry_entry_get_property_bin(
        io_object_t registry_entry,
        io_name_t plane,
        io_object_t registry_entry,
        io_name_t plane,
-       io_object_t *iterator)
+       io_name_t property_name,
+       uint32_t options,
+       io_buf_ptr_t *properties,
+       mach_msg_type_number_t *propertiesCnt )
 {
 {
+    kern_return_t      err;
+    vm_size_t          len;
+    OSObject *         obj;
+    const OSSymbol *    sym;
+
     CHECK( IORegistryEntry, registry_entry, entry );
 
     CHECK( IORegistryEntry, registry_entry, entry );
 
-    *iterator = entry->getParentIterator(
-       IORegistryEntry::getPlane( plane ));
+#if CONFIG_MACF
+    if (0 != mac_iokit_check_get_property(kauth_cred_get(), entry, property_name))
+        return kIOReturnNotPermitted;
+#endif
+
+    if ((kIORegistryIterateRecursively & options) && plane[0])
+    {
+       obj = entry->copyProperty(property_name,
+                                 IORegistryEntry::getPlane(plane), options);
+    }
+    else
+    {
+       obj = entry->copyProperty(property_name);
+    }
+
+    if( !obj)
+        return( kIOReturnNotFound );
+
+    sym = OSSymbol::withCString(property_name);
+    if (sym)
+    {
+        if (gIORemoveOnReadProperties->containsObject(sym)) entry->removeProperty(sym);
+        sym->release();
+    }
+
+    OSSerialize * s = OSSerialize::binaryWithCapacity(4096);
+    if( !s) {
+        obj->release();
+       return( kIOReturnNoMemory );
+    }
+
+    if( obj->serialize( s )) {
+        len = s->getLength();
+        *propertiesCnt = len;
+        err = copyoutkdata( s->text(), len, properties );
+
+    } else err = kIOReturnUnsupported; 
+
+    s->release();
+    obj->release();
+
+    return( err );
+}
+
+/* Routine io_registry_entry_set_properties */
+kern_return_t is_io_registry_entry_set_properties
+(
+       io_object_t registry_entry,
+       io_buf_ptr_t properties,
+       mach_msg_type_number_t propertiesCnt,
+        kern_return_t * result)
+{
+    OSObject *         obj;
+    kern_return_t      err;
+    IOReturn           res;
+    vm_offset_t        data;
+    vm_map_offset_t    map_data;
+
+    CHECK( IORegistryEntry, registry_entry, entry );
+
+    if( propertiesCnt > sizeof(io_struct_inband_t) * 1024)
+        return( kIOReturnMessageTooLarge);
+
+    err = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t) properties );
+    data = CAST_DOWN(vm_offset_t, map_data);
+
+    if( KERN_SUCCESS == err) {
+
+        // must return success after vm_map_copyout() succeeds
+        obj = OSUnserializeXML( (const char *) data, propertiesCnt );
+       vm_deallocate( kernel_map, data, propertiesCnt );
+
+       if (!obj)
+           res = kIOReturnBadArgument;
+#if CONFIG_MACF
+       else if (0 != mac_iokit_check_set_properties(kauth_cred_get(),
+           registry_entry, obj))
+       {
+           res = kIOReturnNotPermitted;
+       }
+#endif
+       else
+       {
+           res = entry->setProperties( obj );
+       }
+
+       if (obj)
+           obj->release();
+    } else
+        res = err;
+
+    *result = res;
+    return( err );
+}
+
+/* Routine io_registry_entry_get_child_iterator */
+kern_return_t is_io_registry_entry_get_child_iterator(
+       io_object_t registry_entry,
+       io_name_t plane,
+       io_object_t *iterator )
+{
+    CHECK( IORegistryEntry, registry_entry, entry );
+
+    *iterator = entry->getChildIterator(
+       IORegistryEntry::getPlane( plane ));
+
+    return( kIOReturnSuccess );
+}
+
+/* Routine io_registry_entry_get_parent_iterator */
+kern_return_t is_io_registry_entry_get_parent_iterator(
+       io_object_t registry_entry,
+       io_name_t plane,
+       io_object_t *iterator)
+{
+    CHECK( IORegistryEntry, registry_entry, entry );
+
+    *iterator = entry->getParentIterator(
+       IORegistryEntry::getPlane( plane ));
 
     return( kIOReturnSuccess );
 }
 
     return( kIOReturnSuccess );
 }
@@ -1928,7 +2881,7 @@ kern_return_t is_io_registry_entry_get_parent_iterator(
 /* Routine io_service_get_busy_state */
 kern_return_t is_io_service_get_busy_state(
        io_object_t _service,
 /* Routine io_service_get_busy_state */
 kern_return_t is_io_service_get_busy_state(
        io_object_t _service,
-       int *busyState )
+       uint32_t *busyState )
 {
     CHECK( IOService, _service, service );
 
 {
     CHECK( IOService, _service, service );
 
@@ -1940,11 +2893,15 @@ kern_return_t is_io_service_get_busy_state(
 /* Routine io_service_get_state */
 kern_return_t is_io_service_get_state(
        io_object_t _service,
 /* Routine io_service_get_state */
 kern_return_t is_io_service_get_state(
        io_object_t _service,
-       uint64_t *state )
+       uint64_t *state,
+       uint32_t *busy_state,
+       uint64_t *accumulated_busy_time )
 {
     CHECK( IOService, _service, service );
 
 {
     CHECK( IOService, _service, service );
 
-    *state = service->getState();
+    *state                 = service->getState();
+    *busy_state            = service->getBusyState();
+    *accumulated_busy_time = service->getAccumulatedBusyTime();
 
     return( kIOReturnSuccess );
 }
 
     return( kIOReturnSuccess );
 }
@@ -1954,54 +2911,65 @@ kern_return_t is_io_service_wait_quiet(
        io_object_t _service,
        mach_timespec_t wait_time )
 {
        io_object_t _service,
        mach_timespec_t wait_time )
 {
+    uint64_t    timeoutNS;
+    
     CHECK( IOService, _service, service );
 
     CHECK( IOService, _service, service );
 
-    return( service->waitQuiet( &wait_time ));
+    timeoutNS = wait_time.tv_sec;
+    timeoutNS *= kSecondScale;
+    timeoutNS += wait_time.tv_nsec;
+    
+    return( service->waitQuiet(timeoutNS) );
 }
 
 /* Routine io_service_request_probe */
 kern_return_t is_io_service_request_probe(
        io_object_t _service,
 }
 
 /* Routine io_service_request_probe */
 kern_return_t is_io_service_request_probe(
        io_object_t _service,
-       int options )
+       uint32_t options )
 {
     CHECK( IOService, _service, service );
 
     return( service->requestProbe( options ));
 }
 
 {
     CHECK( IOService, _service, service );
 
     return( service->requestProbe( options ));
 }
 
-
-/* Routine io_service_open */
-kern_return_t is_io_service_open(
+/* Routine io_service_get_authorization_id */
+kern_return_t is_io_service_get_authorization_id(
        io_object_t _service,
        io_object_t _service,
-       task_t owningTask,
-       int connect_type,
-       io_object_t *connection )
+       uint64_t *authorization_id )
 {
 {
-    IOUserClient       *       client;
-    IOReturn                   err;
+    kern_return_t         kr;
 
     CHECK( IOService, _service, service );
 
 
     CHECK( IOService, _service, service );
 
-    err = service->newUserClient( owningTask, (void *) owningTask,
-               connect_type, 0, &client );
+    kr = IOUserClient::clientHasPrivilege( (void *) current_task(),
+                                            kIOClientPrivilegeAdministrator );
+    if( kIOReturnSuccess != kr)
+        return( kr );
 
 
-    if( err == kIOReturnSuccess) {
-       assert( OSDynamicCast(IOUserClient, client) );
-       *connection = client;
-    }
+    *authorization_id = service->getAuthorizationID();
 
 
-    return( err);
+    return( kr );
+}
+
+/* Routine io_service_set_authorization_id */
+kern_return_t is_io_service_set_authorization_id(
+       io_object_t _service,
+       uint64_t authorization_id )
+{
+    CHECK( IOService, _service, service );
+
+    return( service->setAuthorizationID( authorization_id ) );
 }
 
 /* Routine io_service_open_ndr */
 kern_return_t is_io_service_open_extended(
        io_object_t _service,
        task_t owningTask,
 }
 
 /* Routine io_service_open_ndr */
 kern_return_t is_io_service_open_extended(
        io_object_t _service,
        task_t owningTask,
-       int connect_type,
+       uint32_t connect_type,
        NDR_record_t ndr,
        io_buf_ptr_t properties,
        mach_msg_type_number_t propertiesCnt,
        NDR_record_t ndr,
        io_buf_ptr_t properties,
        mach_msg_type_number_t propertiesCnt,
-        natural_t * result,
+        kern_return_t * result,
        io_object_t *connection )
 {
     IOUserClient * client = 0;
        io_object_t *connection )
 {
     IOUserClient * client = 0;
@@ -2021,13 +2989,16 @@ kern_return_t is_io_service_open_extended(
            vm_offset_t     data;
            vm_map_offset_t map_data;
 
            vm_offset_t     data;
            vm_map_offset_t map_data;
 
+           if( propertiesCnt > sizeof(io_struct_inband_t))
+               return( kIOReturnMessageTooLarge);
+
            err = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t) properties );
            res = err;
            data = CAST_DOWN(vm_offset_t, map_data);
            if (KERN_SUCCESS == err)
            {
                // must return success after vm_map_copyout() succeeds
            err = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t) properties );
            res = err;
            data = CAST_DOWN(vm_offset_t, map_data);
            if (KERN_SUCCESS == err)
            {
                // must return success after vm_map_copyout() succeeds
-               obj = OSUnserializeXML( (const char *) data );
+               obj = OSUnserializeXML( (const char *) data, propertiesCnt );
                vm_deallocate( kernel_map, data, propertiesCnt );
                propertiesDict = OSDynamicCast(OSDictionary, obj);
                if (!propertiesDict)
                vm_deallocate( kernel_map, data, propertiesCnt );
                propertiesDict = OSDynamicCast(OSDictionary, obj);
                if (!propertiesDict)
@@ -2068,16 +3039,27 @@ kern_return_t is_io_service_open_extended(
            disallowAccess = (crossEndian
                && (kOSBooleanTrue != service->getProperty(kIOUserClientCrossEndianCompatibleKey))
                && (kOSBooleanTrue != client->getProperty(kIOUserClientCrossEndianCompatibleKey)));
            disallowAccess = (crossEndian
                && (kOSBooleanTrue != service->getProperty(kIOUserClientCrossEndianCompatibleKey))
                && (kOSBooleanTrue != client->getProperty(kIOUserClientCrossEndianCompatibleKey)));
-
-           if (disallowAccess)
+            if (disallowAccess) res = kIOReturnUnsupported;
+#if CONFIG_MACF
+           else if (0 != mac_iokit_check_open(kauth_cred_get(), client, connect_type))
+               res = kIOReturnNotPermitted;
+#endif
+           if (kIOReturnSuccess != res)
            {
            {
+               IOStatisticsClientCall();
                client->clientClose();
                client->release();
                client = 0;
                client->clientClose();
                client->release();
                client = 0;
-               res = kIOReturnUnsupported;
                break;
            }
            client->sharedInstance = (0 != client->getProperty(kIOUserClientSharedInstanceKey));
                break;
            }
            client->sharedInstance = (0 != client->getProperty(kIOUserClientSharedInstanceKey));
+           OSString * creatorName = IOCopyLogNameForPID(proc_selfpid());
+           if (creatorName)
+           {
+               client->setProperty(kIOUserClientCreatorKey, creatorName);
+               creatorName->release();
+           }
+           client->setTerminateDefer(service, false);
        }
     }
     while (false);
        }
     }
     while (false);
@@ -2098,6 +3080,7 @@ kern_return_t is_io_service_close(
 
     CHECK( IOUserClient, connection, client );
 
 
     CHECK( IOUserClient, connection, client );
 
+    IOStatisticsClientCall();
     client->clientClose();
 
     return( kIOReturnSuccess );
     client->clientClose();
 
     return( kIOReturnSuccess );
@@ -2124,46 +3107,62 @@ kern_return_t is_io_connect_get_service(
 /* Routine io_connect_set_notification_port */
 kern_return_t is_io_connect_set_notification_port(
        io_object_t connection,
 /* Routine io_connect_set_notification_port */
 kern_return_t is_io_connect_set_notification_port(
        io_object_t connection,
-       int notification_type,
+       uint32_t notification_type,
+       mach_port_t port,
+       uint32_t reference)
+{
+    CHECK( IOUserClient, connection, client );
+
+    IOStatisticsClientCall();
+    return( client->registerNotificationPort( port, notification_type,
+                                               (io_user_reference_t) reference ));
+}
+
+/* Routine io_connect_set_notification_port */
+kern_return_t is_io_connect_set_notification_port_64(
+       io_object_t connection,
+       uint32_t notification_type,
        mach_port_t port,
        mach_port_t port,
-       int reference)
+       io_user_reference_t reference)
 {
     CHECK( IOUserClient, connection, client );
 
 {
     CHECK( IOUserClient, connection, client );
 
+    IOStatisticsClientCall();
     return( client->registerNotificationPort( port, notification_type,
                                                reference ));
 }
 
     return( client->registerNotificationPort( port, notification_type,
                                                reference ));
 }
 
-kern_return_t is_io_connect_map_memory(
-       io_object_t     connect,
-       int             type,
-       task_t          task,
-       vm_address_t *  mapAddr,
-       vm_size_t    *  mapSize,
-       int             flags )
+/* Routine io_connect_map_memory_into_task */
+kern_return_t is_io_connect_map_memory_into_task
+(
+       io_connect_t connection,
+       uint32_t memory_type,
+       task_t into_task,
+       mach_vm_address_t *address,
+       mach_vm_size_t *size,
+       uint32_t flags
+)
 {
     IOReturn           err;
     IOMemoryMap *      map;
 
 {
     IOReturn           err;
     IOMemoryMap *      map;
 
-    CHECK( IOUserClient, connect, client );
+    CHECK( IOUserClient, connection, client );
 
 
-    map = client->mapClientMemory( type, task, flags, *mapAddr );
+    IOStatisticsClientCall();
+    map = client->mapClientMemory64( memory_type, into_task, flags, *address );
 
     if( map) {
 
     if( map) {
-        *mapAddr = map->getVirtualAddress();
-        if( mapSize)
-            *mapSize = map->getLength();
+        *address = map->getAddress();
+        if( size)
+            *size = map->getSize();
 
         if( client->sharedInstance
 
         if( client->sharedInstance
-           || (task != current_task())) {
+           || (into_task != current_task())) {
             // push a name out to the task owning the map,
             // so we can clean up maps
             // push a name out to the task owning the map,
             // so we can clean up maps
-#if IOASSERT
-           mach_port_name_t name =
-#endif
-           IOMachPort::makeSendRightForTask(
-                                    task, map, IKOT_IOKIT_OBJECT );
-            assert( name );
+           mach_port_name_t name __unused =
+               IOMachPort::makeSendRightForTask(
+                                    into_task, map, IKOT_IOKIT_OBJECT );
 
         } else {
             // keep it with the user client
 
         } else {
             // keep it with the user client
@@ -2183,6 +3182,32 @@ kern_return_t is_io_connect_map_memory(
     return( err );
 }
 
     return( err );
 }
 
+/* Routine is_io_connect_map_memory */
+kern_return_t is_io_connect_map_memory(
+       io_object_t     connect,
+       uint32_t        type,
+       task_t          task,
+       uint32_t  *     mapAddr,
+       uint32_t  *     mapSize,
+       uint32_t        flags )
+{
+    IOReturn         err;
+    mach_vm_address_t address;
+    mach_vm_size_t    size;
+
+    address = SCALAR64(*mapAddr);
+    size    = SCALAR64(*mapSize);
+
+    err = is_io_connect_map_memory_into_task(connect, type, task, &address, &size, flags);
+
+    *mapAddr = SCALAR32(address);
+    *mapSize = SCALAR32(size);
+
+    return (err);
+}
+
+} /* extern "C" */
+
 IOMemoryMap * IOUserClient::removeMappingForDescriptor(IOMemoryDescriptor * mem)
 {
     OSIterator *  iter;
 IOMemoryMap * IOUserClient::removeMappingForDescriptor(IOMemoryDescriptor * mem)
 {
     OSIterator *  iter;
@@ -2210,27 +3235,32 @@ IOMemoryMap * IOUserClient::removeMappingForDescriptor(IOMemoryDescriptor * mem)
     return (map);
 }
 
     return (map);
 }
 
-kern_return_t is_io_connect_unmap_memory(
-       io_object_t     connect,
-       int             type,
-       task_t          task,
-       vm_address_t    mapAddr )
+extern "C" {
+
+/* Routine io_connect_unmap_memory_from_task */
+kern_return_t is_io_connect_unmap_memory_from_task
+(
+       io_connect_t connection,
+       uint32_t memory_type,
+       task_t from_task,
+       mach_vm_address_t address)
 {
     IOReturn           err;
     IOOptionBits       options = 0;
     IOMemoryDescriptor * memory;
     IOMemoryMap *      map;
 
 {
     IOReturn           err;
     IOOptionBits       options = 0;
     IOMemoryDescriptor * memory;
     IOMemoryMap *      map;
 
-    CHECK( IOUserClient, connect, client );
+    CHECK( IOUserClient, connection, client );
 
 
-    err = client->clientMemoryForType( (UInt32) type, &options, &memory );
+    IOStatisticsClientCall();
+    err = client->clientMemoryForType( (UInt32) memory_type, &options, &memory );
 
     if( memory && (kIOReturnSuccess == err)) {
 
         options = (options & ~kIOMapUserOptionsMask)
                | kIOMapAnywhere | kIOMapReference;
 
 
     if( memory && (kIOReturnSuccess == err)) {
 
         options = (options & ~kIOMapUserOptionsMask)
                | kIOMapAnywhere | kIOMapReference;
 
-       map = memory->map( task, mapAddr, options );
+       map = memory->createMappingInTask( from_task, address, options );
        memory->release();
         if( map)
        {
        memory->release();
         if( map)
        {
@@ -2240,17 +3270,17 @@ kern_return_t is_io_connect_unmap_memory(
             IOLockUnlock( gIOObjectPortLock);
 
            mach_port_name_t name = 0;
             IOLockUnlock( gIOObjectPortLock);
 
            mach_port_name_t name = 0;
-           if (task != current_task())
-               name = IOMachPort::makeSendRightForTask( task, map, IKOT_IOKIT_OBJECT );
+           if (from_task != current_task())
+               name = IOMachPort::makeSendRightForTask( from_task, map, IKOT_IOKIT_OBJECT );
            if (name)
            {
            if (name)
            {
-               map->unmap();
-               err = iokit_mod_send_right( task, name, -2 );
+               map->userClientUnmap();
+               err = iokit_mod_send_right( from_task, name, -2 );
                err = kIOReturnSuccess;
            }
            else
                IOMachPort::releasePortForObject( map, IKOT_IOKIT_OBJECT );
                err = kIOReturnSuccess;
            }
            else
                IOMachPort::releasePortForObject( map, IKOT_IOKIT_OBJECT );
-           if (task == current_task())
+           if (from_task == current_task())
                map->release();
         }
        else
                map->release();
         }
        else
@@ -2260,6 +3290,22 @@ kern_return_t is_io_connect_unmap_memory(
     return( err );
 }
 
     return( err );
 }
 
+kern_return_t is_io_connect_unmap_memory(
+       io_object_t     connect,
+       uint32_t        type,
+       task_t          task,
+       uint32_t        mapAddr )
+{
+    IOReturn           err;
+    mach_vm_address_t   address;
+    
+    address = SCALAR64(mapAddr);
+    
+    err = is_io_connect_unmap_memory_from_task(connect, type, task, mapAddr);
+
+    return (err);
+}
+
 
 /* Routine io_connect_add_client */
 kern_return_t is_io_connect_add_client(
 
 /* Routine io_connect_add_client */
 kern_return_t is_io_connect_add_client(
@@ -2269,6 +3315,7 @@ kern_return_t is_io_connect_add_client(
     CHECK( IOUserClient, connection, client );
     CHECK( IOUserClient, connect_to, to );
 
     CHECK( IOUserClient, connection, client );
     CHECK( IOUserClient, connect_to, to );
 
+    IOStatisticsClientCall();
     return( client->connectClient( to ) );
 }
 
     return( client->connectClient( to ) );
 }
 
@@ -2278,633 +3325,1086 @@ kern_return_t is_io_connect_set_properties(
        io_object_t connection,
        io_buf_ptr_t properties,
        mach_msg_type_number_t propertiesCnt,
        io_object_t connection,
        io_buf_ptr_t properties,
        mach_msg_type_number_t propertiesCnt,
-        natural_t * result)
+        kern_return_t * result)
 {
     return( is_io_registry_entry_set_properties( connection, properties, propertiesCnt, result ));
 }
 
 {
     return( is_io_registry_entry_set_properties( connection, properties, propertiesCnt, result ));
 }
 
-
-/* Routine io_connect_method_scalarI_scalarO */
-kern_return_t is_io_connect_method_scalarI_scalarO(
-       io_object_t     connect,
-       UInt32          index,
-        void *         input[],
-        IOByteCount    inputCount,
-        void *         output[],
-        IOByteCount *  outputCount )
+/* Routine io_user_client_method */
+kern_return_t is_io_connect_method_var_output
+(
+       io_connect_t connection,
+       uint32_t selector,
+       io_scalar_inband64_t scalar_input,
+       mach_msg_type_number_t scalar_inputCnt,
+       io_struct_inband_t inband_input,
+       mach_msg_type_number_t inband_inputCnt,
+       mach_vm_address_t ool_input,
+       mach_vm_size_t ool_input_size,
+       io_struct_inband_t inband_output,
+       mach_msg_type_number_t *inband_outputCnt,
+       io_scalar_inband64_t scalar_output,
+       mach_msg_type_number_t *scalar_outputCnt,
+       io_buf_ptr_t *var_output,
+       mach_msg_type_number_t *var_outputCnt
+)
 {
 {
-    IOReturn           err;
-    IOExternalMethod * method;
-    IOService *                object;
-    IOMethod           func;
-
-    CHECK( IOUserClient, connect, client);
-    if( (method = client->getTargetAndMethodForIndex(&object, index))) {
-      do {
-        err = kIOReturnBadArgument;
-       if( kIOUCScalarIScalarO != (method->flags & kIOUCTypeMask))
-           continue;
-       if( inputCount != method->count0)
-           continue;
-       if( *outputCount != method->count1)
-           continue;
-
-       func = method->func;
+    CHECK( IOUserClient, connection, client );
 
 
-       switch( inputCount) {
+    IOExternalMethodArguments args;
+    IOReturn ret;
+    IOMemoryDescriptor * inputMD  = 0;
+    OSObject *           structureVariableOutputData = 0;
 
 
-           case 6:
-               err = (object->*func)(  input[0], input[1], input[2],
-                                       input[3], input[4], input[5] );
-               break;
-           case 5:
-               err = (object->*func)(  input[0], input[1], input[2],
-                                       input[3], input[4], 
-                                       &output[0] );
-               break;
-           case 4:
-               err = (object->*func)(  input[0], input[1], input[2],
-                                       input[3],
-                                       &output[0], &output[1] );
-               break;
-           case 3:
-               err = (object->*func)(  input[0], input[1], input[2],
-                                       &output[0], &output[1], &output[2] );
-               break;
-           case 2:
-               err = (object->*func)(  input[0], input[1],
-                                       &output[0], &output[1], &output[2],
-                                       &output[3] );
-               break;
-           case 1:
-               err = (object->*func)(  input[0],
-                                       &output[0], &output[1], &output[2],
-                                       &output[3], &output[4] );
-               break;
-           case 0:
-               err = (object->*func)(  &output[0], &output[1], &output[2],
-                                       &output[3], &output[4], &output[5] );
-               break;
+    bzero(&args.__reserved[0], sizeof(args.__reserved));
+    args.version = kIOExternalMethodArgumentsCurrentVersion;
 
 
-           default:
-               IOLog("%s: Bad method table\n", client->getName());
-       }
-      } while( false);
+    args.selector = selector;
 
 
-    } else
-        err = kIOReturnUnsupported;
+    args.asyncWakePort               = MACH_PORT_NULL;
+    args.asyncReference              = 0;
+    args.asyncReferenceCount         = 0;
+    args.structureVariableOutputData = &structureVariableOutputData;
 
 
-    return( err);
-}
+    args.scalarInput = scalar_input;
+    args.scalarInputCount = scalar_inputCnt;
+    args.structureInput = inband_input;
+    args.structureInputSize = inband_inputCnt;
 
 
-/* Routine io_connect_method_scalarI_structureO */
-kern_return_t is_io_connect_method_scalarI_structureO(
-       io_object_t     connect,
-       UInt32          index,
-        void *         input[],
-        IOByteCount    inputCount,
-        void *         output,
-        IOByteCount *  outputCount )
-{
-    IOReturn           err;
-    IOExternalMethod * method;
-    IOService *                object;
-    IOMethod           func;
+    if (ool_input)
+       inputMD = IOMemoryDescriptor::withAddressRange(ool_input, ool_input_size, 
+                                                   kIODirectionOut, current_task());
 
 
-    CHECK( IOUserClient, connect, client);
+    args.structureInputDescriptor = inputMD;
 
 
-    if( (method = client->getTargetAndMethodForIndex(&object, index)) ) {
-      do {
-        err = kIOReturnBadArgument;
-       if( kIOUCScalarIStructO != (method->flags & kIOUCTypeMask))
-           continue;
-       if( inputCount != method->count0)
-           continue;
-       if( (0xffffffff != method->count1)
-               && (*outputCount != method->count1))
-           continue;
+    args.scalarOutput = scalar_output;
+    args.scalarOutputCount = *scalar_outputCnt;
+    bzero(&scalar_output[0], *scalar_outputCnt * sizeof(scalar_output[0]));
+    args.structureOutput = inband_output;
+    args.structureOutputSize = *inband_outputCnt;
+    args.structureOutputDescriptor = NULL;
+    args.structureOutputDescriptorSize = 0;
 
 
-       func = method->func;
+    IOStatisticsClientCall();
+    ret = client->externalMethod( selector, &args );
 
 
-       switch( inputCount) {
+    *scalar_outputCnt = args.scalarOutputCount;
+    *inband_outputCnt = args.structureOutputSize;
 
 
-           case 5:
-               err = (object->*func)(  input[0], input[1], input[2],
-                                        input[3], input[4],
-                                        output );
-               break;
-           case 4:
-               err = (object->*func)(  input[0], input[1], input[2],
-                                       input[3],
-                                       output, (void *)outputCount );
-               break;
-           case 3:
-               err = (object->*func)(  input[0], input[1], input[2],
-                                       output, (void *)outputCount, 0 );
-               break;
-           case 2:
-               err = (object->*func)(  input[0], input[1],
-                                       output, (void *)outputCount, 0, 0 );
-               break;
-           case 1:
-               err = (object->*func)(  input[0],
-                                       output, (void *)outputCount, 0, 0, 0 );
-               break;
-           case 0:
-               err = (object->*func)(  output, (void *)outputCount, 0, 0, 0, 0 );
-               break;
+    if (var_outputCnt && var_output && (kIOReturnSuccess == ret))
+    {
+       OSSerialize * serialize;
+       OSData      * data;
+       vm_size_t     len;
 
 
-           default:
-               IOLog("%s: Bad method table\n", client->getName());
+       if ((serialize = OSDynamicCast(OSSerialize, structureVariableOutputData)))
+       {
+           len = serialize->getLength();
+           *var_outputCnt = len;
+           ret = copyoutkdata(serialize->text(), len, var_output);
        }
        }
-      } while( false);
+       else if ((data = OSDynamicCast(OSData, structureVariableOutputData)))
+       {
+           len = data->getLength();
+           *var_outputCnt = len;
+           ret = copyoutkdata(data->getBytesNoCopy(), len, var_output);
+       }
+       else
+       {
+           ret = kIOReturnUnderrun;
+       }
+    }
 
 
-    } else
-        err = kIOReturnUnsupported;
+    if (inputMD)
+       inputMD->release();
+    if (structureVariableOutputData)
+       structureVariableOutputData->release();
 
 
-    return( err);
+    return (ret);
 }
 
 }
 
-/* Routine io_connect_method_scalarI_structureI */
-kern_return_t is_io_connect_method_scalarI_structureI(
-       io_connect_t    connect,
-       UInt32          index,
-        void *         input[],
-        IOByteCount    inputCount,
-        UInt8 *                inputStruct,
-        IOByteCount    inputStructCount )
+/* Routine io_user_client_method */
+kern_return_t is_io_connect_method
+(
+       io_connect_t connection,
+       uint32_t selector,
+       io_scalar_inband64_t scalar_input,
+       mach_msg_type_number_t scalar_inputCnt,
+       io_struct_inband_t inband_input,
+       mach_msg_type_number_t inband_inputCnt,
+       mach_vm_address_t ool_input,
+       mach_vm_size_t ool_input_size,
+       io_struct_inband_t inband_output,
+       mach_msg_type_number_t *inband_outputCnt,
+       io_scalar_inband64_t scalar_output,
+       mach_msg_type_number_t *scalar_outputCnt,
+       mach_vm_address_t ool_output,
+       mach_vm_size_t *ool_output_size
+)
 {
 {
-    IOReturn           err;
-    IOExternalMethod * method;
-    IOService *                object;
-    IOMethod           func;
+    CHECK( IOUserClient, connection, client );
 
 
-    CHECK( IOUserClient, connect, client);
+    IOExternalMethodArguments args;
+    IOReturn ret;
+    IOMemoryDescriptor * inputMD  = 0;
+    IOMemoryDescriptor * outputMD = 0;
 
 
-    if( (method = client->getTargetAndMethodForIndex(&object, index)) ) {
-      do {
-        err = kIOReturnBadArgument;
-       if( kIOUCScalarIStructI != (method->flags & kIOUCTypeMask))
-           continue;
-       if( (0xffffffff != method->count0)
-               && (inputCount != method->count0))
+    bzero(&args.__reserved[0], sizeof(args.__reserved));
+    args.version = kIOExternalMethodArgumentsCurrentVersion;
+
+    args.selector = selector;
+
+    args.asyncWakePort               = MACH_PORT_NULL;
+    args.asyncReference              = 0;
+    args.asyncReferenceCount         = 0;
+    args.structureVariableOutputData = 0;
+
+    args.scalarInput = scalar_input;
+    args.scalarInputCount = scalar_inputCnt;
+    args.structureInput = inband_input;
+    args.structureInputSize = inband_inputCnt;
+
+    if (ool_input)
+       inputMD = IOMemoryDescriptor::withAddressRange(ool_input, ool_input_size, 
+                                                   kIODirectionOut, current_task());
+
+    args.structureInputDescriptor = inputMD;
+
+    args.scalarOutput = scalar_output;
+    args.scalarOutputCount = *scalar_outputCnt;
+    bzero(&scalar_output[0], *scalar_outputCnt * sizeof(scalar_output[0]));
+    args.structureOutput = inband_output;
+    args.structureOutputSize = *inband_outputCnt;
+
+    if (ool_output && ool_output_size)
+    {
+       outputMD = IOMemoryDescriptor::withAddressRange(ool_output, *ool_output_size, 
+                                                   kIODirectionIn, current_task());
+    }
+
+    args.structureOutputDescriptor = outputMD;
+    args.structureOutputDescriptorSize = ool_output_size ? *ool_output_size : 0;
+
+    IOStatisticsClientCall();
+    ret = client->externalMethod( selector, &args );
+
+    *scalar_outputCnt = args.scalarOutputCount;
+    *inband_outputCnt = args.structureOutputSize;
+    *ool_output_size  = args.structureOutputDescriptorSize;
+
+    if (inputMD)
+       inputMD->release();
+    if (outputMD)
+       outputMD->release();
+
+    return (ret);
+}
+
+/* Routine io_async_user_client_method */
+kern_return_t is_io_connect_async_method
+(
+       io_connect_t connection,
+       mach_port_t wake_port,
+       io_async_ref64_t reference,
+       mach_msg_type_number_t referenceCnt,
+       uint32_t selector,
+       io_scalar_inband64_t scalar_input,
+       mach_msg_type_number_t scalar_inputCnt,
+       io_struct_inband_t inband_input,
+       mach_msg_type_number_t inband_inputCnt,
+       mach_vm_address_t ool_input,
+       mach_vm_size_t ool_input_size,
+       io_struct_inband_t inband_output,
+       mach_msg_type_number_t *inband_outputCnt,
+       io_scalar_inband64_t scalar_output,
+       mach_msg_type_number_t *scalar_outputCnt,
+       mach_vm_address_t ool_output,
+       mach_vm_size_t * ool_output_size
+)
+{
+    CHECK( IOUserClient, connection, client );
+
+    IOExternalMethodArguments args;
+    IOReturn ret;
+    IOMemoryDescriptor * inputMD  = 0;
+    IOMemoryDescriptor * outputMD = 0;
+
+    bzero(&args.__reserved[0], sizeof(args.__reserved));
+    args.version = kIOExternalMethodArgumentsCurrentVersion;
+
+    reference[0]            = (io_user_reference_t) wake_port;
+    if (vm_map_is_64bit(get_task_map(current_task()))) 
+       reference[0]         |= kIOUCAsync64Flag;
+
+    args.selector = selector;
+
+    args.asyncWakePort       = wake_port;
+    args.asyncReference      = reference;
+    args.asyncReferenceCount = referenceCnt;
+
+    args.scalarInput = scalar_input;
+    args.scalarInputCount = scalar_inputCnt;
+    args.structureInput = inband_input;
+    args.structureInputSize = inband_inputCnt;
+
+    if (ool_input)
+       inputMD = IOMemoryDescriptor::withAddressRange(ool_input, ool_input_size,
+                                                   kIODirectionOut, current_task());
+
+    args.structureInputDescriptor = inputMD;
+
+    args.scalarOutput = scalar_output;
+    args.scalarOutputCount = *scalar_outputCnt;
+    bzero(&scalar_output[0], *scalar_outputCnt * sizeof(scalar_output[0]));
+    args.structureOutput = inband_output;
+    args.structureOutputSize = *inband_outputCnt;
+
+    if (ool_output)
+    {
+       outputMD = IOMemoryDescriptor::withAddressRange(ool_output, *ool_output_size,
+                                                   kIODirectionIn, current_task());
+    }
+
+    args.structureOutputDescriptor = outputMD;
+    args.structureOutputDescriptorSize = *ool_output_size;
+
+    IOStatisticsClientCall();
+    ret = client->externalMethod( selector, &args );
+
+    *inband_outputCnt = args.structureOutputSize;
+    *ool_output_size  = args.structureOutputDescriptorSize;
+
+    if (inputMD)
+       inputMD->release();
+    if (outputMD)
+       outputMD->release();
+
+    return (ret);
+}
+
+/* Routine io_connect_method_scalarI_scalarO */
+kern_return_t is_io_connect_method_scalarI_scalarO(
+       io_object_t        connect,
+       uint32_t           index,
+        io_scalar_inband_t       input,
+        mach_msg_type_number_t  inputCount,
+        io_scalar_inband_t       output,
+        mach_msg_type_number_t * outputCount )
+{
+    IOReturn err;
+    uint32_t i;
+    io_scalar_inband64_t _input;
+    io_scalar_inband64_t _output;
+
+    mach_msg_type_number_t struct_outputCnt = 0;
+    mach_vm_size_t ool_output_size = 0;
+
+    bzero(&_output[0], sizeof(_output));
+    for (i = 0; i < inputCount; i++)
+       _input[i] = SCALAR64(input[i]);
+       
+    err = is_io_connect_method(connect, index, 
+                   _input, inputCount, 
+                   NULL, 0,
+                   0, 0,
+                   NULL, &struct_outputCnt,
+                   _output, outputCount,
+                   0, &ool_output_size);
+
+    for (i = 0; i < *outputCount; i++)
+       output[i] = SCALAR32(_output[i]);
+
+    return (err);
+}
+
+kern_return_t shim_io_connect_method_scalarI_scalarO(
+       IOExternalMethod *      method,
+       IOService *             object,
+        const io_user_scalar_t * input,
+        mach_msg_type_number_t  inputCount,
+        io_user_scalar_t * output,
+        mach_msg_type_number_t * outputCount )
+{
+    IOMethod           func;
+    io_scalar_inband_t  _output;
+    IOReturn           err;
+    err = kIOReturnBadArgument;
+
+    bzero(&_output[0], sizeof(_output));
+    do {
+
+       if( inputCount != method->count0)
+       {
+           IOLog("%s: IOUserClient inputCount count mismatch\n", object->getName());
            continue;
            continue;
-       if( (0xffffffff != method->count1)
-               && (inputStructCount != method->count1))
+       }
+       if( *outputCount != method->count1)
+       {
+           IOLog("%s: IOUserClient outputCount count mismatch\n", object->getName());
            continue;
            continue;
+       }
 
        func = method->func;
 
        switch( inputCount) {
 
 
        func = method->func;
 
        switch( inputCount) {
 
+           case 6:
+               err = (object->*func)(  ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                       ARG32(input[3]), ARG32(input[4]), ARG32(input[5]) );
+               break;
            case 5:
            case 5:
-               err = (object->*func)( input[0], input[1], input[2],
-                                       input[3], input[4], 
-                                       inputStruct );
+               err = (object->*func)(  ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                       ARG32(input[3]), ARG32(input[4]), 
+                                       &_output[0] );
                break;
            case 4:
                break;
            case 4:
-               err = (object->*func)( input[0], input[1], input[2],
-                                       input[3],
-                                       inputStruct, (void *)inputStructCount );
+               err = (object->*func)(  ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                       ARG32(input[3]),
+                                       &_output[0], &_output[1] );
                break;
            case 3:
                break;
            case 3:
-               err = (object->*func)( input[0], input[1], input[2],
-                                       inputStruct, (void *)inputStructCount,
-                                       0 );
+               err = (object->*func)(  ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                       &_output[0], &_output[1], &_output[2] );
                break;
            case 2:
                break;
            case 2:
-               err = (object->*func)( input[0], input[1],
-                                       inputStruct, (void *)inputStructCount,
-                                       0, 0 );
+               err = (object->*func)(  ARG32(input[0]), ARG32(input[1]),
+                                       &_output[0], &_output[1], &_output[2],
+                                       &_output[3] );
                break;
            case 1:
                break;
            case 1:
-               err = (object->*func)( input[0],
-                                       inputStruct, (void *)inputStructCount,
-                                       0, 0, 0 );
+               err = (object->*func)(  ARG32(input[0]),
+                                       &_output[0], &_output[1], &_output[2],
+                                       &_output[3], &_output[4] );
                break;
            case 0:
                break;
            case 0:
-               err = (object->*func)( inputStruct, (void *)inputStructCount,
-                                       0, 0, 0, 0 );
+               err = (object->*func)(  &_output[0], &_output[1], &_output[2],
+                                       &_output[3], &_output[4], &_output[5] );
                break;
 
            default:
                break;
 
            default:
-               IOLog("%s: Bad method table\n", client->getName());
+               IOLog("%s: Bad method table\n", object->getName());
        }
        }
-      } while( false);
+    }
+    while( false);
 
 
-    } else
-        err = kIOReturnUnsupported;
+    uint32_t i;
+    for (i = 0; i < *outputCount; i++)
+       output[i] = SCALAR32(_output[i]);
 
     return( err);
 }
 
 
     return( err);
 }
 
-/* Routine io_connect_method_structureI_structureO */
-kern_return_t is_io_connect_method_structureI_structureO(
+/* Routine io_async_method_scalarI_scalarO */
+kern_return_t is_io_async_method_scalarI_scalarO(
+       io_object_t        connect,
+       mach_port_t wake_port,
+       io_async_ref_t reference,
+       mach_msg_type_number_t referenceCnt,
+       uint32_t           index,
+        io_scalar_inband_t       input,
+        mach_msg_type_number_t  inputCount,
+        io_scalar_inband_t       output,
+        mach_msg_type_number_t * outputCount )
+{
+    IOReturn err;
+    uint32_t i;
+    io_scalar_inband64_t _input;
+    io_scalar_inband64_t _output;
+    io_async_ref64_t _reference;
+
+    bzero(&_output[0], sizeof(_output));
+    for (i = 0; i < referenceCnt; i++)
+       _reference[i] = REF64(reference[i]);
+
+    mach_msg_type_number_t struct_outputCnt = 0;
+    mach_vm_size_t ool_output_size = 0;
+
+    for (i = 0; i < inputCount; i++)
+       _input[i] = SCALAR64(input[i]);
+
+    err = is_io_connect_async_method(connect, 
+                   wake_port, _reference, referenceCnt,
+                   index, 
+                   _input, inputCount, 
+                   NULL, 0,
+                   0, 0,
+                   NULL, &struct_outputCnt,
+                   _output, outputCount,
+                   0, &ool_output_size);
+
+    for (i = 0; i < *outputCount; i++)
+       output[i] = SCALAR32(_output[i]);
+
+    return (err);
+}
+/* Routine io_async_method_scalarI_structureO */
+kern_return_t is_io_async_method_scalarI_structureO(
        io_object_t     connect,
        io_object_t     connect,
-       UInt32          index,
-        UInt8 *                input,
-        IOByteCount    inputCount,
-        UInt8 *                output,
-        IOByteCount *  outputCount )
+       mach_port_t wake_port,
+       io_async_ref_t reference,
+       mach_msg_type_number_t referenceCnt,
+       uint32_t        index,
+        io_scalar_inband_t input,
+        mach_msg_type_number_t inputCount,
+        io_struct_inband_t             output,
+        mach_msg_type_number_t *       outputCount )
 {
 {
-    IOReturn           err;
-    IOExternalMethod * method;
-    IOService *                object;
-    IOMethod           func;
+    uint32_t i;
+    io_scalar_inband64_t _input;
+    io_async_ref64_t _reference;
 
 
-    CHECK( IOUserClient, connect, client);
+    for (i = 0; i < referenceCnt; i++)
+       _reference[i] = REF64(reference[i]);
 
 
-    if( (method = client->getTargetAndMethodForIndex(&object, index)) ) {
-      do {
-        err = kIOReturnBadArgument;
-       if( kIOUCStructIStructO != (method->flags & kIOUCTypeMask))
-           continue;
-       if( (0xffffffff != method->count0)
-               && (inputCount != method->count0))
-           continue;
-       if( (0xffffffff != method->count1)
-               && (*outputCount != method->count1))
-           continue;
+    mach_msg_type_number_t scalar_outputCnt = 0;
+    mach_vm_size_t ool_output_size = 0;
 
 
-       func = method->func;
+    for (i = 0; i < inputCount; i++)
+       _input[i] = SCALAR64(input[i]);
+       
+    return (is_io_connect_async_method(connect, 
+                   wake_port, _reference, referenceCnt,
+                   index,
+                   _input, inputCount, 
+                   NULL, 0,
+                   0, 0,
+                   output, outputCount,
+                   NULL, &scalar_outputCnt,
+                   0, &ool_output_size));
+}
 
 
-       if( method->count1) {
-           if( method->count0) {
-               err = (object->*func)( input, output,
-                                       (void *)inputCount, outputCount, 0, 0 );
-           } else {
-               err = (object->*func)( output, outputCount, 0, 0, 0, 0 );
-           }
-       } else {
-               err = (object->*func)( input, (void *)inputCount, 0, 0, 0, 0 );
-       }
+/* Routine io_async_method_scalarI_structureI */
+kern_return_t is_io_async_method_scalarI_structureI(
+       io_connect_t            connect,
+       mach_port_t wake_port,
+       io_async_ref_t reference,
+       mach_msg_type_number_t referenceCnt,
+       uint32_t                index,
+        io_scalar_inband_t     input,
+        mach_msg_type_number_t inputCount,
+        io_struct_inband_t     inputStruct,
+        mach_msg_type_number_t inputStructCount )
+{
+    uint32_t i;
+    io_scalar_inband64_t _input;
+    io_async_ref64_t _reference;
 
 
-      } while( false);
+    for (i = 0; i < referenceCnt; i++)
+       _reference[i] = REF64(reference[i]);
 
 
-    } else
-        err = kIOReturnUnsupported;
+    mach_msg_type_number_t scalar_outputCnt = 0;
+    mach_msg_type_number_t inband_outputCnt = 0;
+    mach_vm_size_t ool_output_size = 0;
 
 
-    return( err);
+    for (i = 0; i < inputCount; i++)
+       _input[i] = SCALAR64(input[i]);
+       
+    return (is_io_connect_async_method(connect, 
+                   wake_port, _reference, referenceCnt,
+                   index,
+                   _input, inputCount, 
+                   inputStruct, inputStructCount,
+                   0, 0,
+                   NULL, &inband_outputCnt,
+                   NULL, &scalar_outputCnt,
+                   0, &ool_output_size));
 }
 
 }
 
-kern_return_t is_io_async_method_scalarI_scalarO(
-        io_object_t    connect,
-        mach_port_t    wakePort,
-       io_async_ref_t          reference,
-       mach_msg_type_number_t  referenceCnt,
-        UInt32         index,
-        void *         input[],
-        IOByteCount    inputCount,
-        void *         output[],
-        IOByteCount *  outputCount )
+/* Routine io_async_method_structureI_structureO */
+kern_return_t is_io_async_method_structureI_structureO(
+       io_object_t     connect,
+       mach_port_t wake_port,
+       io_async_ref_t reference,
+       mach_msg_type_number_t referenceCnt,
+       uint32_t        index,
+        io_struct_inband_t             input,
+        mach_msg_type_number_t inputCount,
+        io_struct_inband_t             output,
+        mach_msg_type_number_t *       outputCount )
+{
+    uint32_t i;
+    mach_msg_type_number_t scalar_outputCnt = 0;
+    mach_vm_size_t ool_output_size = 0;
+    io_async_ref64_t _reference;
+
+    for (i = 0; i < referenceCnt; i++)
+       _reference[i] = REF64(reference[i]);
+
+    return (is_io_connect_async_method(connect,
+                   wake_port, _reference, referenceCnt,
+                   index,
+                   NULL, 0, 
+                   input, inputCount,
+                   0, 0,
+                   output, outputCount,
+                   NULL, &scalar_outputCnt,
+                   0, &ool_output_size));
+}
+
+
+kern_return_t shim_io_async_method_scalarI_scalarO(
+       IOExternalAsyncMethod * method,
+       IOService *             object,
+       mach_port_t             asyncWakePort,
+       io_user_reference_t *   asyncReference,
+       uint32_t                asyncReferenceCount,
+        const io_user_scalar_t * input,
+        mach_msg_type_number_t  inputCount,
+        io_user_scalar_t * output,
+        mach_msg_type_number_t * outputCount )
 {
 {
-    IOReturn           err;
-    IOExternalAsyncMethod *method;
-    IOService *                object;
     IOAsyncMethod      func;
     IOAsyncMethod      func;
+    uint32_t           i;
+    io_scalar_inband_t  _output;
+    IOReturn           err;
+    io_async_ref_t     reference;
 
 
-    CHECK( IOUserClient, connect, client);
-    if( (method = client->getAsyncTargetAndMethodForIndex(&object, index)) ) {
-      do {
-        err = kIOReturnBadArgument;
-        if( kIOUCScalarIScalarO != (method->flags & kIOUCTypeMask))
-            continue;
-        if( inputCount != method->count0)
-            continue;
-        if( *outputCount != method->count1)
-            continue;
+    bzero(&_output[0], sizeof(_output));
+    for (i = 0; i < asyncReferenceCount; i++)
+       reference[i] = REF32(asyncReference[i]);
 
 
-        reference[0] = (natural_t) wakePort;
-        func = method->func;
+    err = kIOReturnBadArgument;
+
+    do {
+
+       if( inputCount != method->count0)
+       {
+           IOLog("%s: IOUserClient inputCount count mismatch\n", object->getName());
+           continue;
+       }
+       if( *outputCount != method->count1)
+       {
+           IOLog("%s: IOUserClient outputCount count mismatch\n", object->getName());
+           continue;
+       }
+
+       func = method->func;
 
         switch( inputCount) {
 
             case 6:
                 err = (object->*func)( reference,
 
         switch( inputCount) {
 
             case 6:
                 err = (object->*func)( reference,
-                                        input[0], input[1], input[2],
-                                        input[3], input[4], input[5] );
+                                        ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                        ARG32(input[3]), ARG32(input[4]), ARG32(input[5]) );
                 break;
             case 5:
                 err = (object->*func)(  reference,
                 break;
             case 5:
                 err = (object->*func)(  reference,
-                                        input[0], input[1], input[2],
-                                        input[3], input[4],
-                                        &output[0] );
+                                        ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                        ARG32(input[3]), ARG32(input[4]),
+                                        &_output[0] );
                 break;
             case 4:
                 err = (object->*func)(  reference,
                 break;
             case 4:
                 err = (object->*func)(  reference,
-                                        input[0], input[1], input[2],
-                                        input[3],
-                                        &output[0], &output[1] );
+                                        ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                        ARG32(input[3]),
+                                        &_output[0], &_output[1] );
                 break;
             case 3:
                 err = (object->*func)(  reference,
                 break;
             case 3:
                 err = (object->*func)(  reference,
-                                        input[0], input[1], input[2],
-                                        &output[0], &output[1], &output[2] );
+                                        ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                        &_output[0], &_output[1], &_output[2] );
                 break;
             case 2:
                 err = (object->*func)(  reference,
                 break;
             case 2:
                 err = (object->*func)(  reference,
-                                        input[0], input[1],
-                                        &output[0], &output[1], &output[2],
-                                        &output[3] );
+                                        ARG32(input[0]), ARG32(input[1]),
+                                        &_output[0], &_output[1], &_output[2],
+                                        &_output[3] );
                 break;
             case 1:
                 err = (object->*func)(  reference,
                 break;
             case 1:
                 err = (object->*func)(  reference,
-                                        input[0],
-                                        &output[0], &output[1], &output[2],
-                                        &output[3], &output[4] );
+                                        ARG32(input[0]), 
+                                       &_output[0], &_output[1], &_output[2],
+                                        &_output[3], &_output[4] );
                 break;
             case 0:
                 err = (object->*func)(  reference,
                 break;
             case 0:
                 err = (object->*func)(  reference,
-                                        &output[0], &output[1], &output[2],
-                                        &output[3], &output[4], &output[5] );
+                                        &_output[0], &_output[1], &_output[2],
+                                        &_output[3], &_output[4], &_output[5] );
                 break;
 
             default:
                 break;
 
             default:
-                IOLog("%s: Bad method table\n", client->getName());
+                IOLog("%s: Bad method table\n", object->getName());
         }
         }
-      } while( false);
+    }
+    while( false);
+
+    for (i = 0; i < *outputCount; i++)
+       output[i] = SCALAR32(_output[i]);
+
+    return( err);
+}
+
+
+/* Routine io_connect_method_scalarI_structureO */
+kern_return_t is_io_connect_method_scalarI_structureO(
+       io_object_t     connect,
+       uint32_t        index,
+        io_scalar_inband_t input,
+        mach_msg_type_number_t inputCount,
+        io_struct_inband_t             output,
+        mach_msg_type_number_t *       outputCount )
+{
+    uint32_t i;
+    io_scalar_inband64_t _input;
+
+    mach_msg_type_number_t scalar_outputCnt = 0;
+    mach_vm_size_t ool_output_size = 0;
+
+    for (i = 0; i < inputCount; i++)
+       _input[i] = SCALAR64(input[i]);
+       
+    return (is_io_connect_method(connect, index, 
+                   _input, inputCount, 
+                   NULL, 0,
+                   0, 0,
+                   output, outputCount,
+                   NULL, &scalar_outputCnt,
+                   0, &ool_output_size));
+}
+
+kern_return_t shim_io_connect_method_scalarI_structureO(
+
+       IOExternalMethod *      method,
+       IOService *             object,
+        const io_user_scalar_t * input,
+        mach_msg_type_number_t inputCount,
+        io_struct_inband_t             output,
+        IOByteCount *  outputCount )
+{
+    IOMethod           func;
+    IOReturn           err;
+
+    err = kIOReturnBadArgument;
+
+    do {
+       if( inputCount != method->count0)
+       {
+           IOLog("%s: IOUserClient inputCount count mismatch\n", object->getName());
+           continue;
+       }
+       if( (kIOUCVariableStructureSize != method->count1)
+               && (*outputCount != method->count1))
+       {
+           IOLog("%s: IOUserClient outputCount count mismatch\n", object->getName());
+           continue;
+       }
+
+       func = method->func;
+
+       switch( inputCount) {
+
+           case 5:
+               err = (object->*func)(  ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                        ARG32(input[3]), ARG32(input[4]),
+                                        output );
+               break;
+           case 4:
+               err = (object->*func)(  ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                       ARG32(input[3]),
+                                       output, (void *)outputCount );
+               break;
+           case 3:
+               err = (object->*func)(  ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                       output, (void *)outputCount, 0 );
+               break;
+           case 2:
+               err = (object->*func)(  ARG32(input[0]), ARG32(input[1]),
+                                       output, (void *)outputCount, 0, 0 );
+               break;
+           case 1:
+               err = (object->*func)(  ARG32(input[0]),
+                                       output, (void *)outputCount, 0, 0, 0 );
+               break;
+           case 0:
+               err = (object->*func)(  output, (void *)outputCount, 0, 0, 0, 0 );
+               break;
+
+           default:
+               IOLog("%s: Bad method table\n", object->getName());
+       }
+    }
+    while( false);
+
+    return( err);
+}
+
+
+kern_return_t shim_io_async_method_scalarI_structureO(
+       IOExternalAsyncMethod * method,
+       IOService *             object,
+       mach_port_t             asyncWakePort,
+       io_user_reference_t *   asyncReference,
+       uint32_t                asyncReferenceCount,
+        const io_user_scalar_t * input,
+        mach_msg_type_number_t inputCount,
+        io_struct_inband_t             output,
+        mach_msg_type_number_t *       outputCount )
+{
+    IOAsyncMethod      func;
+    uint32_t           i;
+    IOReturn           err;
+    io_async_ref_t     reference;
+
+    for (i = 0; i < asyncReferenceCount; i++)
+       reference[i] = REF32(asyncReference[i]);
+
+    err = kIOReturnBadArgument;
+    do {
+       if( inputCount != method->count0)
+       {
+           IOLog("%s: IOUserClient inputCount count mismatch\n", object->getName());
+           continue;
+       }
+       if( (kIOUCVariableStructureSize != method->count1)
+               && (*outputCount != method->count1))
+       {
+           IOLog("%s: IOUserClient outputCount count mismatch\n", object->getName());
+           continue;
+       }
+
+       func = method->func;
+
+        switch( inputCount) {
+
+            case 5:
+                err = (object->*func)( reference,
+                                        ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                        ARG32(input[3]), ARG32(input[4]),
+                                        output );
+                break;
+            case 4:
+                err = (object->*func)( reference,
+                                        ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                        ARG32(input[3]),
+                                        output, (void *)outputCount );
+                break;
+            case 3:
+                err = (object->*func)( reference,
+                                        ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                        output, (void *)outputCount, 0 );
+                break;
+            case 2:
+                err = (object->*func)( reference,
+                                        ARG32(input[0]), ARG32(input[1]),
+                                        output, (void *)outputCount, 0, 0 );
+                break;
+            case 1:
+                err = (object->*func)( reference,
+                                        ARG32(input[0]),
+                                        output, (void *)outputCount, 0, 0, 0 );
+                break;
+            case 0:
+                err = (object->*func)( reference,
+                                        output, (void *)outputCount, 0, 0, 0, 0 );
+                break;
+
+            default:
+                IOLog("%s: Bad method table\n", object->getName());
+        }
+    }
+    while( false);
+
+    return( err);
+}
+
+/* Routine io_connect_method_scalarI_structureI */
+kern_return_t is_io_connect_method_scalarI_structureI(
+       io_connect_t            connect,
+       uint32_t                index,
+        io_scalar_inband_t     input,
+        mach_msg_type_number_t inputCount,
+        io_struct_inband_t     inputStruct,
+        mach_msg_type_number_t inputStructCount )
+{
+    uint32_t i;
+    io_scalar_inband64_t _input;
+
+    mach_msg_type_number_t scalar_outputCnt = 0;
+    mach_msg_type_number_t inband_outputCnt = 0;
+    mach_vm_size_t ool_output_size = 0;
+
+    for (i = 0; i < inputCount; i++)
+       _input[i] = SCALAR64(input[i]);
+       
+    return (is_io_connect_method(connect, index, 
+                   _input, inputCount, 
+                   inputStruct, inputStructCount,
+                   0, 0,
+                   NULL, &inband_outputCnt,
+                   NULL, &scalar_outputCnt,
+                   0, &ool_output_size));
+}
+
+kern_return_t shim_io_connect_method_scalarI_structureI(
+    IOExternalMethod * method,
+    IOService *                object,
+        const io_user_scalar_t * input,
+        mach_msg_type_number_t inputCount,
+        io_struct_inband_t             inputStruct,
+        mach_msg_type_number_t inputStructCount )
+{
+    IOMethod           func;
+    IOReturn           err = kIOReturnBadArgument;
+
+    do
+    {
+       if( (kIOUCVariableStructureSize != method->count0)
+               && (inputCount != method->count0))
+       {
+           IOLog("%s: IOUserClient inputCount count mismatch\n", object->getName());
+           continue;
+       }
+       if( (kIOUCVariableStructureSize != method->count1)
+               && (inputStructCount != method->count1))
+       {
+           IOLog("%s: IOUserClient outputCount count mismatch\n", object->getName());
+           continue;
+       }
+
+       func = method->func;
+
+       switch( inputCount) {
+
+           case 5:
+               err = (object->*func)( ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                       ARG32(input[3]), ARG32(input[4]), 
+                                       inputStruct );
+               break;
+           case 4:
+               err = (object->*func)( ARG32(input[0]), ARG32(input[1]), (void *)  input[2],
+                                       ARG32(input[3]),
+                                       inputStruct, (void *)(uintptr_t)inputStructCount );
+               break;
+           case 3:
+               err = (object->*func)( ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                       inputStruct, (void *)(uintptr_t)inputStructCount,
+                                       0 );
+               break;
+           case 2:
+               err = (object->*func)( ARG32(input[0]), ARG32(input[1]),
+                                       inputStruct, (void *)(uintptr_t)inputStructCount,
+                                       0, 0 );
+               break;
+           case 1:
+               err = (object->*func)( ARG32(input[0]),
+                                       inputStruct, (void *)(uintptr_t)inputStructCount,
+                                       0, 0, 0 );
+               break;
+           case 0:
+               err = (object->*func)( inputStruct, (void *)(uintptr_t)inputStructCount,
+                                       0, 0, 0, 0 );
+               break;
 
 
-    } else
-        err = kIOReturnUnsupported;
+           default:
+               IOLog("%s: Bad method table\n", object->getName());
+       }
+    }
+    while (false);
 
     return( err);
 }
 
 
     return( err);
 }
 
-kern_return_t is_io_async_method_scalarI_structureO(
-        io_object_t    connect,
-        mach_port_t    wakePort,
-       io_async_ref_t          reference,
-       mach_msg_type_number_t  referenceCnt,
-        UInt32         index,
-        void *         input[],
-        IOByteCount    inputCount,
-        void *         output,
-        IOByteCount *  outputCount )
+kern_return_t shim_io_async_method_scalarI_structureI(
+       IOExternalAsyncMethod * method,
+       IOService *             object,
+       mach_port_t             asyncWakePort,
+       io_user_reference_t *   asyncReference,
+       uint32_t                asyncReferenceCount,
+        const io_user_scalar_t * input,
+        mach_msg_type_number_t inputCount,
+        io_struct_inband_t             inputStruct,
+        mach_msg_type_number_t inputStructCount )
 {
 {
-    IOReturn           err;
-    IOExternalAsyncMethod *method;
-    IOService *                object;
     IOAsyncMethod      func;
     IOAsyncMethod      func;
+    uint32_t           i;
+    IOReturn           err = kIOReturnBadArgument;
+    io_async_ref_t     reference;
 
 
-    CHECK( IOUserClient, connect, client);
+    for (i = 0; i < asyncReferenceCount; i++)
+       reference[i] = REF32(asyncReference[i]);
 
 
-    if( (method = client->getAsyncTargetAndMethodForIndex(&object, index)) ) {
-      do {
-        err = kIOReturnBadArgument;
-        if( kIOUCScalarIStructO != (method->flags & kIOUCTypeMask))
-            continue;
-        if( inputCount != method->count0)
-            continue;
-        if( (0xffffffff != method->count1)
-                && (*outputCount != method->count1))
-            continue;
+    do
+    {
+       if( (kIOUCVariableStructureSize != method->count0)
+               && (inputCount != method->count0))
+       {
+           IOLog("%s: IOUserClient inputCount count mismatch\n", object->getName());
+           continue;
+       }
+       if( (kIOUCVariableStructureSize != method->count1)
+               && (inputStructCount != method->count1))
+       {
+           IOLog("%s: IOUserClient outputCount count mismatch\n", object->getName());
+           continue;
+       }
 
 
-        reference[0] = (natural_t) wakePort;
         func = method->func;
 
         switch( inputCount) {
 
             case 5:
                 err = (object->*func)( reference,
         func = method->func;
 
         switch( inputCount) {
 
             case 5:
                 err = (object->*func)( reference,
-                                        input[0], input[1], input[2],
-                                        input[3], input[4],
-                                        output );
+                                        ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                        ARG32(input[3]), ARG32(input[4]),
+                                        inputStruct );
                 break;
             case 4:
                 err = (object->*func)( reference,
                 break;
             case 4:
                 err = (object->*func)( reference,
-                                        input[0], input[1], input[2],
-                                        input[3],
-                                        output, (void *)outputCount );
+                                        ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                        ARG32(input[3]),
+                                        inputStruct, (void *)(uintptr_t)inputStructCount );
                 break;
             case 3:
                 err = (object->*func)( reference,
                 break;
             case 3:
                 err = (object->*func)( reference,
-                                        input[0], input[1], input[2],
-                                        output, (void *)outputCount, 0 );
+                                        ARG32(input[0]), ARG32(input[1]), ARG32(input[2]),
+                                        inputStruct, (void *)(uintptr_t)inputStructCount,
+                                        0 );
                 break;
             case 2:
                 err = (object->*func)( reference,
                 break;
             case 2:
                 err = (object->*func)( reference,
-                                        input[0], input[1],
-                                        output, (void *)outputCount, 0, 0 );
+                                        ARG32(input[0]), ARG32(input[1]),
+                                        inputStruct, (void *)(uintptr_t)inputStructCount,
+                                        0, 0 );
                 break;
             case 1:
                 err = (object->*func)( reference,
                 break;
             case 1:
                 err = (object->*func)( reference,
-                                        input[0],
-                                        output, (void *)outputCount, 0, 0, 0 );
+                                        ARG32(input[0]),
+                                        inputStruct, (void *)(uintptr_t)inputStructCount,
+                                        0, 0, 0 );
                 break;
             case 0:
                 err = (object->*func)( reference,
                 break;
             case 0:
                 err = (object->*func)( reference,
-                                        output, (void *)outputCount, 0, 0, 0, 0 );
+                                        inputStruct, (void *)(uintptr_t)inputStructCount,
+                                        0, 0, 0, 0 );
                 break;
 
             default:
                 break;
 
             default:
-                IOLog("%s: Bad method table\n", client->getName());
+                IOLog("%s: Bad method table\n", object->getName());
         }
         }
-      } while( false);
-
-    } else
-        err = kIOReturnUnsupported;
+    }
+    while (false);
 
     return( err);
 }
 
 
     return( err);
 }
 
-kern_return_t is_io_async_method_scalarI_structureI(
-            io_connect_t       connect,
-            mach_port_t                wakePort,
-           io_async_ref_t          reference,
-           mach_msg_type_number_t  referenceCnt,
-            UInt32             index,
-            void *             input[],
-            IOByteCount        inputCount,
-            UInt8 *            inputStruct,
-            IOByteCount        inputStructCount )
+/* Routine io_connect_method_structureI_structureO */
+kern_return_t is_io_connect_method_structureI_structureO(
+       io_object_t     connect,
+       uint32_t        index,
+        io_struct_inband_t             input,
+        mach_msg_type_number_t inputCount,
+        io_struct_inband_t             output,
+        mach_msg_type_number_t *       outputCount )
 {
 {
-    IOReturn           err;
-    IOExternalAsyncMethod *method;
-    IOService *                object;
-    IOAsyncMethod      func;
-
-    CHECK( IOUserClient, connect, client);
-
-    if( (method = client->getAsyncTargetAndMethodForIndex(&object, index)) ) {
-      do {
-        err = kIOReturnBadArgument;
-        if( kIOUCScalarIStructI != (method->flags & kIOUCTypeMask))
-            continue;
-        if( (0xffffffff != method->count0)
-                && (inputCount != method->count0))
-            continue;
-        if( (0xffffffff != method->count1)
-                && (inputStructCount != method->count1))
-            continue;
+    mach_msg_type_number_t scalar_outputCnt = 0;
+    mach_vm_size_t ool_output_size = 0;
+
+    return (is_io_connect_method(connect, index, 
+                   NULL, 0, 
+                   input, inputCount,
+                   0, 0,
+                   output, outputCount,
+                   NULL, &scalar_outputCnt,
+                   0, &ool_output_size));
+}
 
 
-        reference[0] = (natural_t) wakePort;
-        func = method->func;
+kern_return_t shim_io_connect_method_structureI_structureO(
+    IOExternalMethod * method,
+    IOService *                object,
+        io_struct_inband_t             input,
+        mach_msg_type_number_t inputCount,
+        io_struct_inband_t             output,
+        IOByteCount *  outputCount )
+{
+    IOMethod           func;
+    IOReturn           err = kIOReturnBadArgument;
 
 
-        switch( inputCount) {
+    do 
+    {
+       if( (kIOUCVariableStructureSize != method->count0)
+               && (inputCount != method->count0))
+       {
+           IOLog("%s: IOUserClient inputCount count mismatch\n", object->getName());
+           continue;
+       }
+       if( (kIOUCVariableStructureSize != method->count1)
+               && (*outputCount != method->count1))
+       {
+           IOLog("%s: IOUserClient outputCount count mismatch\n", object->getName());
+           continue;
+       }
 
 
-            case 5:
-                err = (object->*func)( reference,
-                                        input[0], input[1], input[2],
-                                        input[3], input[4],
-                                        inputStruct );
-                break;
-            case 4:
-                err = (object->*func)( reference,
-                                        input[0], input[1], input[2],
-                                        input[3],
-                                        inputStruct, (void *)inputStructCount );
-                break;
-            case 3:
-                err = (object->*func)( reference,
-                                        input[0], input[1], input[2],
-                                        inputStruct, (void *)inputStructCount,
-                                        0 );
-                break;
-            case 2:
-                err = (object->*func)( reference,
-                                        input[0], input[1],
-                                        inputStruct, (void *)inputStructCount,
-                                        0, 0 );
-                break;
-            case 1:
-                err = (object->*func)( reference,
-                                        input[0],
-                                        inputStruct, (void *)inputStructCount,
-                                        0, 0, 0 );
-                break;
-            case 0:
-                err = (object->*func)( reference,
-                                        inputStruct, (void *)inputStructCount,
-                                        0, 0, 0, 0 );
-                break;
+       func = method->func;
 
 
-            default:
-                IOLog("%s: Bad method table\n", client->getName());
-        }
-      } while( false);
+       if( method->count1) {
+           if( method->count0) {
+               err = (object->*func)( input, output,
+                                       (void *)(uintptr_t)inputCount, outputCount, 0, 0 );
+           } else {
+               err = (object->*func)( output, outputCount, 0, 0, 0, 0 );
+           }
+       } else {
+               err = (object->*func)( input, (void *)(uintptr_t)inputCount, 0, 0, 0, 0 );
+       }
+    }
+    while( false);
 
 
-    } else
-        err = kIOReturnUnsupported;
 
     return( err);
 }
 
 
     return( err);
 }
 
-kern_return_t is_io_async_method_structureI_structureO(
-        io_object_t    connect,
-        mach_port_t wakePort,
-       io_async_ref_t          reference,
-       mach_msg_type_number_t  referenceCnt,
-        UInt32         index,
-        UInt8 *                input,
-        IOByteCount    inputCount,
-        UInt8 *                output,
-        IOByteCount *  outputCount )
+kern_return_t shim_io_async_method_structureI_structureO(
+       IOExternalAsyncMethod * method,
+       IOService *             object,
+       mach_port_t           asyncWakePort,
+       io_user_reference_t * asyncReference,
+       uint32_t              asyncReferenceCount,
+        io_struct_inband_t             input,
+        mach_msg_type_number_t inputCount,
+        io_struct_inband_t             output,
+        mach_msg_type_number_t *       outputCount )
 {
 {
-    IOReturn           err;
-    IOExternalAsyncMethod *method;
-    IOService *                object;
     IOAsyncMethod      func;
     IOAsyncMethod      func;
+    uint32_t            i;
+    IOReturn           err;
+    io_async_ref_t     reference;
 
 
-    CHECK( IOUserClient, connect, client);
+    for (i = 0; i < asyncReferenceCount; i++)
+       reference[i] = REF32(asyncReference[i]);
 
 
-    if( (method = client->getAsyncTargetAndMethodForIndex(&object, index)) ) {
-      do {
-        err = kIOReturnBadArgument;
-        if( kIOUCStructIStructO != (method->flags & kIOUCTypeMask))
-            continue;
-        if( (0xffffffff != method->count0)
-                && (inputCount != method->count0))
-            continue;
-        if( (0xffffffff != method->count1)
-                && (*outputCount != method->count1))
-            continue;
+    err = kIOReturnBadArgument;
+    do 
+    {
+       if( (kIOUCVariableStructureSize != method->count0)
+               && (inputCount != method->count0))
+       {
+           IOLog("%s: IOUserClient inputCount count mismatch\n", object->getName());
+           continue;
+       }
+       if( (kIOUCVariableStructureSize != method->count1)
+               && (*outputCount != method->count1))
+       {
+           IOLog("%s: IOUserClient outputCount count mismatch\n", object->getName());
+           continue;
+       }
 
 
-        reference[0] = (natural_t) wakePort;
         func = method->func;
 
         if( method->count1) {
             if( method->count0) {
                 err = (object->*func)( reference,
                                        input, output,
         func = method->func;
 
         if( method->count1) {
             if( method->count0) {
                 err = (object->*func)( reference,
                                        input, output,
-                                        (void *)inputCount, outputCount, 0, 0 );
+                                        (void *)(uintptr_t)inputCount, outputCount, 0, 0 );
             } else {
                 err = (object->*func)( reference,
                                        output, outputCount, 0, 0, 0, 0 );
             }
         } else {
                 err = (object->*func)( reference,
             } else {
                 err = (object->*func)( reference,
                                        output, outputCount, 0, 0, 0, 0 );
             }
         } else {
                 err = (object->*func)( reference,
-                                       input, (void *)inputCount, 0, 0, 0, 0 );
+                                       input, (void *)(uintptr_t)inputCount, 0, 0, 0, 0 );
         }
         }
-
-      } while( false);
-
-    } else
-        err = kIOReturnUnsupported;
-
-    return( err);
-}
-/* Routine io_make_matching */
-kern_return_t is_io_make_matching(
-       mach_port_t     master_port,
-       UInt32          type,
-       IOOptionBits    options,
-        UInt8 *                input,
-        IOByteCount    inputCount,
-       io_string_t     matching )
-{
-    OSSerialize *      s;
-    IOReturn           err = kIOReturnSuccess;
-    OSDictionary *     dict;
-
-    if( master_port != master_device_port)
-        return( kIOReturnNotPrivileged);
-
-    switch( type) {
-
-       case kIOServiceMatching:
-            dict = IOService::serviceMatching( gIOServiceKey );
-           break;
-
-       case kIOBSDNameMatching:
-           dict = IOBSDNameMatching( (const char *) input );
-           break;
-
-       case kIOOFPathMatching:
-           dict = IOOFPathMatching( (const char *) input,
-                                    matching, sizeof( io_string_t));
-           break;
-
-       default:
-           dict = 0;
     }
     }
-
-    if( !dict)
-       return( kIOReturnUnsupported);
-
-    do {
-        s = OSSerialize::withCapacity(4096);
-        if( !s) {
-            err = kIOReturnNoMemory;
-           continue;
-       }
-        s->clearText();
-        if( !dict->serialize( s )) {
-            err = kIOReturnUnsupported;
-           continue;
-        }
-
-        if( s->getLength() > sizeof( io_string_t)) {
-            err = kIOReturnNoMemory;
-           continue;
-        } else
-            strcpy( matching, s->text());
-
-    } while( false);
-
-    if( s)
-       s->release();
-    if( dict)
-       dict->release();
+    while( false);
 
     return( err);
 }
 
     return( err);
 }
@@ -2912,10 +4412,10 @@ kern_return_t is_io_make_matching(
 /* Routine io_catalog_send_data */
 kern_return_t is_io_catalog_send_data(
         mach_port_t            master_port,
 /* Routine io_catalog_send_data */
 kern_return_t is_io_catalog_send_data(
         mach_port_t            master_port,
-        int                     flag,
+        uint32_t                flag,
         io_buf_ptr_t           inData,
         mach_msg_type_number_t         inDataCount,
         io_buf_ptr_t           inData,
         mach_msg_type_number_t         inDataCount,
-        natural_t *            result)
+        kern_return_t *                result)
 {
     OSObject * obj = 0;
     vm_offset_t data;
 {
     OSObject * obj = 0;
     vm_offset_t data;
@@ -2926,15 +4426,22 @@ kern_return_t is_io_catalog_send_data(
     if( master_port != master_device_port)
         return kIOReturnNotPrivileged;
 
     if( master_port != master_device_port)
         return kIOReturnNotPrivileged;
 
-    // FIXME: This is a hack. Should have own function for removeKernelLinker()
-    if(flag != kIOCatalogRemoveKernelLinker && ( !inData || !inDataCount) )
+    if( (flag != kIOCatalogRemoveKernelLinker && 
+            flag != kIOCatalogKextdActive &&
+            flag != kIOCatalogKextdFinishedLaunching) && 
+        ( !inData || !inDataCount) ) 
+    {
         return kIOReturnBadArgument;
         return kIOReturnBadArgument;
+    }
 
     if (inData) {
         vm_map_offset_t map_data;
 
 
     if (inData) {
         vm_map_offset_t map_data;
 
+        if( inDataCount > sizeof(io_struct_inband_t) * 1024)
+            return( kIOReturnMessageTooLarge);
+
         kr = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t)inData);
         kr = vm_map_copyout( kernel_map, &map_data, (vm_map_copy_t)inData);
-       data = CAST_DOWN(vm_offset_t, map_data);
+               data = CAST_DOWN(vm_offset_t, map_data);
 
         if( kr != KERN_SUCCESS)
             return kr;
 
         if( kr != KERN_SUCCESS)
             return kr;
@@ -2942,7 +4449,7 @@ kern_return_t is_io_catalog_send_data(
         // must return success after vm_map_copyout() succeeds
 
         if( inDataCount ) {
         // must return success after vm_map_copyout() succeeds
 
         if( inDataCount ) {
-            obj = (OSObject *)OSUnserializeXML((const char *)data);
+            obj = (OSObject *)OSUnserializeXML((const char *)data, inDataCount);
             vm_deallocate( kernel_map, data, inDataCount );
             if( !obj) {
                 *result = kIOReturnNoMemory;
             vm_deallocate( kernel_map, data, inDataCount );
             if( !obj) {
                 *result = kIOReturnNoMemory;
@@ -2952,6 +4459,23 @@ kern_return_t is_io_catalog_send_data(
     }
 
     switch ( flag ) {
     }
 
     switch ( flag ) {
+        case kIOCatalogResetDrivers:
+        case kIOCatalogResetDriversNoMatch: {
+                OSArray * array;
+
+                array = OSDynamicCast(OSArray, obj);
+                if (array) {
+                   if ( !gIOCatalogue->resetAndAddDrivers(array,
+                        flag == kIOCatalogResetDrivers) ) {
+
+                        kr = kIOReturnError;
+                    }
+                } else {
+                    kr = kIOReturnBadArgument;
+                }
+            }
+            break;
+
         case kIOCatalogAddDrivers: 
         case kIOCatalogAddDriversNoMatch: {
                 OSArray * array;
         case kIOCatalogAddDrivers: 
         case kIOCatalogAddDriversNoMatch: {
                 OSArray * array;
@@ -3001,12 +4525,37 @@ kern_return_t is_io_catalog_send_data(
             }
             break;
 
             }
             break;
 
-        case kIOCatalogRemoveKernelLinker: {
-                if (gIOCatalogue->removeKernelLinker() != KERN_SUCCESS) {
-                    kr = kIOReturnError;
-                } else {
-                    kr = kIOReturnSuccess;
+        case kIOCatalogRemoveKernelLinker:
+            kr = KERN_NOT_SUPPORTED;
+            break;
+
+        case kIOCatalogKextdActive:
+#if !NO_KEXTD
+            IOServiceTrace(IOSERVICE_KEXTD_ALIVE, 0, 0, 0, 0);
+            OSKext::setKextdActive();
+
+           /* Dump all nonloaded startup extensions; kextd will now send them
+            * down on request.
+            */
+            OSKext::flushNonloadedKexts( /* flushPrelinkedKexts */ false);
+#endif
+            kr = kIOReturnSuccess;
+            break;
+
+        case kIOCatalogKextdFinishedLaunching: {
+#if !NO_KEXTD
+                static bool clearedBusy = false;
+
+                if (!clearedBusy) {
+                    IOService * serviceRoot = IOService::getServiceRoot();
+                    if (serviceRoot) {
+                        IOServiceTrace(IOSERVICE_KEXTD_READY, 0, 0, 0, 0);
+                        serviceRoot->adjustBusy(-1);
+                        clearedBusy = true;
+                    }
                 }
                 }
+#endif
+                kr = kIOReturnSuccess;
             }
             break;
 
             }
             break;
 
@@ -3024,7 +4573,7 @@ kern_return_t is_io_catalog_send_data(
 /* Routine io_catalog_terminate */
 kern_return_t is_io_catalog_terminate(
        mach_port_t master_port,
 /* Routine io_catalog_terminate */
 kern_return_t is_io_catalog_terminate(
        mach_port_t master_port,
-       int flag,
+       uint32_t flag,
        io_name_t name )
 {
     kern_return_t         kr;
        io_name_t name )
 {
     kern_return_t         kr;
@@ -3038,6 +4587,7 @@ kern_return_t is_io_catalog_terminate(
         return( kr );
 
     switch ( flag ) {
         return( kr );
 
     switch ( flag ) {
+#if !defined(SECURE_KERNEL)
         case kIOCatalogServiceTerminate:
             OSIterator *       iter;
             IOService *                service;
         case kIOCatalogServiceTerminate:
             OSIterator *       iter;
             IOService *                service;
@@ -3067,6 +4617,7 @@ kern_return_t is_io_catalog_terminate(
             kr = gIOCatalogue->terminateDriversForModule(name,
                                         flag == kIOCatalogModuleUnload);
             break;
             kr = gIOCatalogue->terminateDriversForModule(name,
                                         flag == kIOCatalogModuleUnload);
             break;
+#endif
 
         default:
             kr = kIOReturnBadArgument;
 
         default:
             kr = kIOReturnBadArgument;
@@ -3079,7 +4630,7 @@ kern_return_t is_io_catalog_terminate(
 /* Routine io_catalog_get_data */
 kern_return_t is_io_catalog_get_data(
         mach_port_t            master_port,
 /* Routine io_catalog_get_data */
 kern_return_t is_io_catalog_get_data(
         mach_port_t            master_port,
-        int                     flag,
+        uint32_t                flag,
         io_buf_ptr_t           *outData,
         mach_msg_type_number_t         *outDataCount)
 {
         io_buf_ptr_t           *outData,
         mach_msg_type_number_t         *outDataCount)
 {
@@ -3095,8 +4646,6 @@ kern_return_t is_io_catalog_get_data(
     if ( !s )
         return kIOReturnNoMemory;
 
     if ( !s )
         return kIOReturnNoMemory;
 
-    s->clearText();
-
     kr = gIOCatalogue->serializeData(flag, s);
 
     if ( kr == kIOReturnSuccess ) {
     kr = gIOCatalogue->serializeData(flag, s);
 
     if ( kr == kIOReturnSuccess ) {
@@ -3123,7 +4672,7 @@ kern_return_t is_io_catalog_get_data(
 /* Routine io_catalog_get_gen_count */
 kern_return_t is_io_catalog_get_gen_count(
         mach_port_t            master_port,
 /* Routine io_catalog_get_gen_count */
 kern_return_t is_io_catalog_get_gen_count(
         mach_port_t            master_port,
-        int                     *genCount)
+        uint32_t                *genCount)
 {
     if( master_port != master_device_port)
         return kIOReturnNotPrivileged;
 {
     if( master_port != master_device_port)
         return kIOReturnNotPrivileged;
@@ -3138,7 +4687,9 @@ kern_return_t is_io_catalog_get_gen_count(
     return kIOReturnSuccess;
 }
 
     return kIOReturnSuccess;
 }
 
-/* Routine io_catalog_module_loaded */
+/* Routine io_catalog_module_loaded.
+ * Is invoked from IOKitLib's IOCatalogueModuleLoaded(). Doesn't seem to be used.
+ */
 kern_return_t is_io_catalog_module_loaded(
         mach_port_t            master_port,
         io_name_t               name)
 kern_return_t is_io_catalog_module_loaded(
         mach_port_t            master_port,
         io_name_t               name)
@@ -3158,7 +4709,7 @@ kern_return_t is_io_catalog_module_loaded(
 
 kern_return_t is_io_catalog_reset(
        mach_port_t             master_port,
 
 kern_return_t is_io_catalog_reset(
        mach_port_t             master_port,
-       int                     flag)
+       uint32_t                flag)
 {
     if( master_port != master_device_port)
         return kIOReturnNotPrivileged;
 {
     if( master_port != master_device_port)
         return kIOReturnNotPrivileged;
@@ -3203,10 +4754,172 @@ kern_return_t iokit_user_client_trap(struct iokit_user_client_trap_args *args)
     return result;
 }
 
     return result;
 }
 
-};     /* extern "C" */
+} /* extern "C" */
+
+IOReturn IOUserClient::externalMethod( uint32_t selector, IOExternalMethodArguments * args,
+                                       IOExternalMethodDispatch * dispatch, OSObject * target, void * reference )
+{
+    IOReturn    err;
+    IOService * object;
+    IOByteCount structureOutputSize;
+
+    if (dispatch)
+    {
+       uint32_t count;
+       count = dispatch->checkScalarInputCount;
+       if ((kIOUCVariableStructureSize != count) && (count != args->scalarInputCount))
+       {
+           return (kIOReturnBadArgument);
+       }
+
+       count = dispatch->checkStructureInputSize;
+       if ((kIOUCVariableStructureSize != count) 
+           && (count != ((args->structureInputDescriptor) 
+                           ? args->structureInputDescriptor->getLength() : args->structureInputSize)))
+       {
+           return (kIOReturnBadArgument);
+       }
+
+       count = dispatch->checkScalarOutputCount;
+       if ((kIOUCVariableStructureSize != count) && (count != args->scalarOutputCount))
+       {
+           return (kIOReturnBadArgument);
+       }
+
+       count = dispatch->checkStructureOutputSize;
+       if ((kIOUCVariableStructureSize != count) 
+           && (count != ((args->structureOutputDescriptor) 
+                           ? args->structureOutputDescriptor->getLength() : args->structureOutputSize)))
+       {
+           return (kIOReturnBadArgument);
+       }
+
+       if (dispatch->function)
+           err = (*dispatch->function)(target, reference, args);
+       else
+           err = kIOReturnNoCompletion;            /* implementator can dispatch */
+
+       return (err);
+    }
+
+
+    // pre-Leopard API's don't do ool structs
+    if (args->structureInputDescriptor || args->structureOutputDescriptor)
+    {
+       err = kIOReturnIPCError;
+       return (err);
+    }
+
+    structureOutputSize = args->structureOutputSize;
+
+    if (args->asyncWakePort)
+    {
+       IOExternalAsyncMethod * method;
+
+       if( !(method = getAsyncTargetAndMethodForIndex(&object, selector)) )
+           return (kIOReturnUnsupported);
+
+    if (kIOUCForegroundOnly & method->flags)
+    {
+       if (task_is_gpu_denied(current_task()))
+            return (kIOReturnNotPermitted);
+    }
+
+       switch (method->flags & kIOUCTypeMask)
+       {
+           case kIOUCScalarIStructI:
+               err = shim_io_async_method_scalarI_structureI( method, object,
+                                       args->asyncWakePort, args->asyncReference, args->asyncReferenceCount,
+                                       args->scalarInput, args->scalarInputCount,
+                                       (char *)args->structureInput, args->structureInputSize );
+               break;
+
+           case kIOUCScalarIScalarO:
+               err = shim_io_async_method_scalarI_scalarO( method, object,
+                                       args->asyncWakePort, args->asyncReference, args->asyncReferenceCount,
+                                       args->scalarInput, args->scalarInputCount,
+                                       args->scalarOutput, &args->scalarOutputCount );
+               break;
+
+           case kIOUCScalarIStructO:
+               err = shim_io_async_method_scalarI_structureO( method, object,
+                                       args->asyncWakePort, args->asyncReference, args->asyncReferenceCount,
+                                       args->scalarInput, args->scalarInputCount,
+                                       (char *) args->structureOutput, &args->structureOutputSize );
+               break;
+
+
+           case kIOUCStructIStructO:
+               err = shim_io_async_method_structureI_structureO( method, object,
+                                       args->asyncWakePort, args->asyncReference, args->asyncReferenceCount,
+                                       (char *)args->structureInput, args->structureInputSize,
+                                       (char *) args->structureOutput, &args->structureOutputSize );
+               break;
 
 
+           default:
+               err = kIOReturnBadArgument;
+               break;
+       }
+    }
+    else
+    {
+       IOExternalMethod *      method;
+
+       if( !(method = getTargetAndMethodForIndex(&object, selector)) )
+           return (kIOReturnUnsupported);
+
+    if (kIOUCForegroundOnly & method->flags)
+    {
+       if (task_is_gpu_denied(current_task()))
+            return (kIOReturnNotPermitted);
+    }
+
+       switch (method->flags & kIOUCTypeMask)
+       {
+           case kIOUCScalarIStructI:
+               err = shim_io_connect_method_scalarI_structureI( method, object,
+                                       args->scalarInput, args->scalarInputCount,
+                                       (char *) args->structureInput, args->structureInputSize );
+               break;
+
+           case kIOUCScalarIScalarO:
+               err = shim_io_connect_method_scalarI_scalarO( method, object,
+                                       args->scalarInput, args->scalarInputCount,
+                                       args->scalarOutput, &args->scalarOutputCount );
+               break;
+
+           case kIOUCScalarIStructO:
+               err = shim_io_connect_method_scalarI_structureO( method, object,
+                                       args->scalarInput, args->scalarInputCount,
+                                       (char *) args->structureOutput, &structureOutputSize );
+               break;
+
+
+           case kIOUCStructIStructO:
+               err = shim_io_connect_method_structureI_structureO( method, object,
+                                       (char *) args->structureInput, args->structureInputSize,
+                                       (char *) args->structureOutput, &structureOutputSize );
+               break;
+
+           default:
+               err = kIOReturnBadArgument;
+               break;
+       }
+    }
+
+    args->structureOutputSize = structureOutputSize;
+
+    return (err);
+}
+
+
+#if __LP64__
 OSMetaClassDefineReservedUnused(IOUserClient, 0);
 OSMetaClassDefineReservedUnused(IOUserClient, 1);
 OSMetaClassDefineReservedUnused(IOUserClient, 0);
 OSMetaClassDefineReservedUnused(IOUserClient, 1);
+#else
+OSMetaClassDefineReservedUsed(IOUserClient, 0);
+OSMetaClassDefineReservedUsed(IOUserClient, 1);
+#endif
 OSMetaClassDefineReservedUnused(IOUserClient, 2);
 OSMetaClassDefineReservedUnused(IOUserClient, 3);
 OSMetaClassDefineReservedUnused(IOUserClient, 4);
 OSMetaClassDefineReservedUnused(IOUserClient, 2);
 OSMetaClassDefineReservedUnused(IOUserClient, 3);
 OSMetaClassDefineReservedUnused(IOUserClient, 4);
mirror of XNU