OSX/libsecurity_transform/lib/GroupTransform.h

   1 #ifndef __GROUP_TRANSFORM__
   2 #define __GROUP_TRANSFORM__
   3
   4
   5 #include "Transform.h"
   6 #include "TransformFactory.h"
   7
   8 extern CFStringRef kSecGroupTransformType;
   9
  10 class GroupTransform : public Transform
  11 {
  12 protected:
  13         std::string DebugDescription();
  14         virtual void FinalizePhase2();
  15     virtual bool validConnectionPoint(CFStringRef attributeName);
  16         GroupTransform();
  17         CFMutableArrayRef mMembers;
  18         dispatch_group_t mAllChildrenFinalized;
  19     dispatch_group_t mPendingStartupActivity;
  20
  21     void RecurseForAllNodes(dispatch_group_t group, CFErrorRef *errorOut, bool parallel, bool opExecutesOnGroups, Transform::TransformOperation op);
  22
  23 public:
  24         virtual ~GroupTransform();
  25
  26         static CFTypeRef Make();
  27         static TransformFactory* MakeTransformFactory();
  28
  29         static CFTypeID GetCFTypeID();
  30
  31         void AddMemberToGroup(SecTransformRef member);
  32         void RemoveMemberFromGroup(SecTransformRef member);
  33         bool HasMember(SecTransformRef member);
  34
  35         void AddAllChildrenFinalizedCallback(dispatch_queue_t run_on, dispatch_block_t callback);
  36         void ChildStartedFinalization(Transform *child);
  37
  38         SecTransformRef FindFirstTransform();           // defined as the transform to which input is attached
  39         SecTransformRef FindLastTransform();            // defined as the transform to which the monitor is attached
  40         SecTransformRef FindMonitor();
  41         SecTransformRef GetAnyMember();
  42
  43         SecTransformRef FindByName(CFStringRef name);
  44
  45     // A group should delay destruction while excution is starting
  46     void StartingExecutionInGroup();
  47     void StartedExecutionInGroup(bool succesful);
  48
  49         virtual CFDictionaryRef Externalize(CFErrorRef* error);
  50
  51     CFErrorRef ForAllNodes(bool parallel, bool opExecutesOnGroups, Transform::TransformOperation op);
  52         void ForAllNodesAsync(bool opExecutesOnGroups, dispatch_group_t group, Transform::TransformAsyncOperation op);
  53
  54     CFStringRef DotForDebugging();
  55 };
  56
  57
  58
  59 #endif