xnu-792.6.76.tar.gz

[apple/xnu.git] / iokit / IOKit / IOTimerEventSource.h

diff --git a/iokit/IOKit/IOTimerEventSource.h b/iokit/IOKit/IOTimerEventSource.h
index fd73358217760ab2a9e9d24e47247d32a2216573..80fb27309ed5cb242f5861437c49127bff2c62fa 100644 (file)
--- a/iokit/IOKit/IOTimerEventSource.h
+++ b/iokit/IOKit/IOTimerEventSource.h
@@ -62,9 +62,13 @@ protected:
     AbsoluteTime abstime;
 
 /*! @struct ExpansionData
-    @discussion This structure will be used to expand the capablilties of the IOWorkLoop in the future.
+    @discussion This structure is private to the IOTimerEventSource implementation.
     */    
-    struct ExpansionData { };
+    struct ExpansionData
+    {
+        SInt32      calloutGeneration;
+        IOWorkLoop * workLoop;
+    };
 
 /*! @var reserved
     Reserved for future use.  (Internal use only)  */
@@ -89,6 +93,8 @@ protected:
     @abstract Have to implement it is mandatory in $link IOEventSource, but IOTimerEventSources don't actually use this work-loop mechanism. */
     virtual bool checkForWork();
 
+    virtual void setWorkLoop(IOWorkLoop *workLoop);
+
 public:
 
 /*! @typedef Action
@@ -203,6 +209,9 @@ public:
     @discussion Clear down any oustanding calls.  By the time this function completes it is guaranteed that the action will not be called again. */
    virtual void cancelTimeout();
 
+private:
+    static void timeoutAndRelease(void *self, void *wl);
+
 private:
     OSMetaClassDeclareReservedUnused(IOTimerEventSource, 0);
     OSMetaClassDeclareReservedUnused(IOTimerEventSource, 1);