CALLFRAME_NULL enumeration (callobj.h)

Determines the parameter type to be freed.

Syntax

typedef enum CALLFRAME_NULL {
  CALLFRAME_NULL_NONE = 0,
  CALLFRAME_NULL_INOUT = 2,
  CALLFRAME_NULL_OUT = 4,
  CALLFRAME_NULL_ALL = 6
} ;

Constants

CALLFRAME_NULL_NONE Value: 0 No values are freed.
CALLFRAME_NULL_INOUT Value: 2 The data referenced by [in, out] parameters are freed.
CALLFRAME_NULL_OUT Value: 4 The data referenced by [out] parameters are freed.
CALLFRAME_NULL_ALL Value: 6 All [out] and [in, out] parameters are freed.

Requirements

Requirement	Value
Minimum supported client	Windows 2000 Professional [desktop apps only]
Minimum supported server	Windows 2000 Server [desktop apps only]
Header	callobj.h

See also

ICallFrame::Free