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74 lines
2.5 KiB
C++
74 lines
2.5 KiB
C++
//===-- ExecutionContextScope.h ---------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef liblldb_ExecutionContextScope_h_
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#define liblldb_ExecutionContextScope_h_
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// C Includes
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// C++ Includes
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// Other libraries and framework includes
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// Project includes
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#include "lldb/lldb-private.h"
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namespace lldb_private {
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//----------------------------------------------------------------------
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/// @class ExecutionContextScope ExecutionContextScope.h "lldb/Symbol/ExecutionContextScope.h"
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/// @brief Inherit from this if your object can reconstruct its
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/// execution context.
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///
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/// Many objects that have pointers back to parent execution context
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/// objects can inherit from this pure virtual class can reconstruct
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/// their execution context without having to keep a complete
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/// ExecutionContext object in the object state. Examples of these
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/// objects include: Process, Thread, RegisterContext and StackFrame.
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///
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/// Bbjects can contain a valid pointer to an instance of this so they
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/// can reconstruct the execution context.
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///
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/// Objects that adhere to this protocol can reconstruct enough of a
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/// execution context to allow functions that take a execution contexts
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/// to be called.
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//----------------------------------------------------------------------
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class ExecutionContextScope
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{
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public:
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virtual
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~ExecutionContextScope () {}
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virtual lldb::TargetSP
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CalculateTarget () = 0;
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virtual lldb::ProcessSP
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CalculateProcess () = 0;
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virtual lldb::ThreadSP
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CalculateThread () = 0;
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virtual lldb::StackFrameSP
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CalculateStackFrame () = 0;
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//------------------------------------------------------------------
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/// Reconstruct the object's execution context into \a sc.
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///
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/// The object should fill in as much of the ExecutionContextScope as it
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/// can so function calls that require a execution context can be made
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/// for the given object.
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///
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/// @param[out] exe_ctx
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/// A reference to an execution context object that gets filled
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/// in.
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//------------------------------------------------------------------
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virtual void
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CalculateExecutionContext (ExecutionContext &exe_ctx) = 0;
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};
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} // namespace lldb_private
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#endif // liblldb_ExecutionContextScope_h_
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