xnu-4570.20.62.tar.gz

[apple/xnu.git] / iokit / Kernel / IOServicePrivate.h

diff --git a/iokit/Kernel/IOServicePrivate.h b/iokit/Kernel/IOServicePrivate.h
index d9a341f470ffe9d60217e0f20cb602bdeec609b1..2041d08065ec09bcf472c7bcd5d49b7e161902f0 100644 (file)
--- a/iokit/Kernel/IOServicePrivate.h
+++ b/iokit/Kernel/IOServicePrivate.h
@@ -1,16 +1,19 @@
 /*
  * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
- * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
+ * @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. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * 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
@@ -20,7 +23,7 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * Copyright (c) 1999 Apple Computer, Inc.  All rights reserved. 
@@ -35,13 +38,17 @@
 
 // options for getExistingServices()
 enum {
-    kIONotifyOnce              = 0x00000001
+    kIONotifyOnce            = 0x00000001,
+    kIOServiceExistingSet     = 0x00000002,
+    kIOServiceChangesOK       = 0x00000004,
+    kIOServiceInternalDone    = 0x00000008,
+    kIOServiceClassDone       = 0x00000010,
 };
 
 // masks for __state[1]
 enum {
-    kIOServiceBusyStateMask    = 0x000000ff,
-    kIOServiceBusyMax          = 255,
+    kIOServiceBusyStateMask    = 0x000003ff,
+    kIOServiceBusyMax          = 1023,
     kIOServiceNeedConfigState  = 0x80000000,
     kIOServiceSynchronousState = 0x40000000,
     kIOServiceModuleStallState = 0x20000000,
@@ -49,13 +56,15 @@ enum {
 
     kIOServiceSyncPubState     = 0x08000000,
     kIOServiceConfigState      = 0x04000000,
+    kIOServiceStartState       = 0x02000000,
     kIOServiceTermPhase2State  = 0x01000000,
     kIOServiceTermPhase3State  = 0x00800000,
-};
-
-// options for terminate()
-enum {
+    kIOServiceTermPhase1State  = 0x00400000,
+    kIOServiceTerm1WaiterState  = 0x00200000,
     kIOServiceRecursing                = 0x00100000,
+    kIOServiceNeedWillTerminate = 0x00080000,
+    kIOServiceWaitDetachState   = 0x00040000,
+    kIOServiceConfigRunning     = 0x00020000,
 };
 
 // notify state
@@ -80,17 +89,19 @@ public:
     OSOrderedSet *                     whence;
 
     OSDictionary *                     matching;
-    IOServiceNotificationHandler       handler;
+    const OSSymbol *                    type;
+    IOServiceMatchingNotificationHandler handler;
+    IOServiceNotificationHandler       compatHandler;
     void *                             target;
     void *                             ref;
     SInt32                             priority;
     queue_head_t                       handlerInvocations;
     IOOptionBits                       state;
 
-    virtual void free();
-    virtual void remove();
-    virtual bool disable();
-    virtual void enable( bool was );
+    virtual void free() APPLE_KEXT_OVERRIDE;
+    virtual void remove() APPLE_KEXT_OVERRIDE;
+    virtual bool disable() APPLE_KEXT_OVERRIDE;
+    virtual void enable( bool was ) APPLE_KEXT_OVERRIDE;
     virtual void wait();
 };
 
@@ -101,7 +112,7 @@ class _IOServiceInterestNotifier : public IONotifier
     OSDeclareDefaultStructors(_IOServiceInterestNotifier)
 
 public:
-    OSArray *                  whence;
+    queue_chain_t              chain;
 
     IOServiceInterestHandler   handler;
     void *                     target;
@@ -109,10 +120,25 @@ public:
     queue_head_t               handlerInvocations;
     IOOptionBits               state;
 
-    virtual void free();
-    virtual void remove();
-    virtual bool disable();
-    virtual void enable( bool was );
+    virtual void free() APPLE_KEXT_OVERRIDE;
+    virtual void remove() APPLE_KEXT_OVERRIDE;
+    virtual bool disable() APPLE_KEXT_OVERRIDE;
+    virtual void enable( bool was ) APPLE_KEXT_OVERRIDE;
+    virtual void wait();
+    virtual bool init() APPLE_KEXT_OVERRIDE;
+};
+
+class _IOServiceNullNotifier : public IONotifier
+{
+    OSDeclareDefaultStructors(_IOServiceNullNotifier)
+
+public:
+    virtual void taggedRetain(const void *tag) const APPLE_KEXT_OVERRIDE;
+    virtual void taggedRelease(const void *tag, const int when) const APPLE_KEXT_OVERRIDE;
+    virtual void free() APPLE_KEXT_OVERRIDE;
+    virtual void remove() APPLE_KEXT_OVERRIDE;
+    virtual bool disable() APPLE_KEXT_OVERRIDE;
+    virtual void enable( bool was ) APPLE_KEXT_OVERRIDE;
     virtual void wait();
 };
 
@@ -123,20 +149,14 @@ class _IOConfigThread : public OSObject
     OSDeclareDefaultStructors(_IOConfigThread)
 
 public:
-    IOThread           thread;
-
-    virtual void free();
+    virtual void free() APPLE_KEXT_OVERRIDE;
 
-    static _IOConfigThread * configThread( void );
-    static void main( _IOConfigThread * self );
+    static void configThread( void );
+    static void main( void * arg, wait_result_t result );
 };
 
 enum {
-#ifdef LESS_THREAD_CREATE
-    kMaxConfigThreads  = 4,
-#else
-    kMaxConfigThreads  = 32,
-#endif
+       kMaxConfigThreads       = CONFIG_MAX_THREADS,
 };
 
 enum {
@@ -168,9 +188,13 @@ class IOResources : public IOService
 
 public:
     static IOService * resources( void );
-    virtual IOWorkLoop * getWorkLoop( ) const;
-    virtual bool matchPropertyTable( OSDictionary * table );
-    virtual IOReturn setProperties( OSObject * properties );
+    virtual bool init( OSDictionary * dictionary = 0 ) APPLE_KEXT_OVERRIDE;
+    virtual IOReturn newUserClient(task_t owningTask, void * securityID,
+                                   UInt32 type,  OSDictionary * properties,
+                                   IOUserClient ** handler) APPLE_KEXT_OVERRIDE;
+    virtual IOWorkLoop * getWorkLoop( ) const APPLE_KEXT_OVERRIDE;
+    virtual bool matchPropertyTable( OSDictionary * table ) APPLE_KEXT_OVERRIDE;
+    virtual IOReturn setProperties( OSObject * properties ) APPLE_KEXT_OVERRIDE;
 };
 
 class _IOOpenServiceIterator : public OSIterator
@@ -188,11 +212,17 @@ public:
     static OSIterator * iterator( OSIterator * _iter,
                                   const IOService * client,
                                   const IOService * provider );
-    virtual void free();
-    virtual void reset();
-    virtual bool isValid();
-    virtual OSObject * getNextObject();
+    virtual void free() APPLE_KEXT_OVERRIDE;
+    virtual void reset() APPLE_KEXT_OVERRIDE;
+    virtual bool isValid() APPLE_KEXT_OVERRIDE;
+    virtual OSObject * getNextObject() APPLE_KEXT_OVERRIDE;
 };
 
+extern const OSSymbol * gIOConsoleUsersKey;
+extern const OSSymbol * gIOConsoleSessionUIDKey;
+extern const OSSymbol *        gIOConsoleSessionAuditIDKey;
+extern const OSSymbol * gIOConsoleSessionOnConsoleKey;
+extern const OSSymbol * gIOConsoleSessionSecureInputPIDKey;
+
 #endif /* ! _IOKIT_IOSERVICEPRIVATE_H */