xref: /external/lldb/include/lldb/Core/State.h

//===-- State.h -------------------------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#ifndef liblldb_State_h_
#define liblldb_State_h_

// C Includes
// C++ Includes
// Other libraries and framework includes
// Project includes
#include "lldb/lldb-private.h"

namespace lldb_private {

//------------------------------------------------------------------
/// Converts a StateType to a C string.
///
/// @param[in] state
///     The StateType object to convert.
///
/// @return
///     A NULL terminated C string that describes \a state. The
///     returned string comes from constant string buffers and does
///     not need to be freed.
//------------------------------------------------------------------
const char *
StateAsCString (lldb::StateType state);

//------------------------------------------------------------------
/// Check if a state represents a state where the process or thread
/// is running.
///
/// @param[in] state
///     The StateType enumeration value
///
/// @return
///     \b true if the state represents a process or thread state
///     where the process or thread is running, \b false otherwise.
//------------------------------------------------------------------
bool
StateIsRunningState (lldb::StateType state);

//------------------------------------------------------------------
/// Check if a state represents a state where the process or thread
/// is stopped. Stopped can mean stopped when the process is still
/// around, or stopped when the process has exited or doesn't exist
/// yet. The \a must_exist argument tells us which of these cases is
/// desired.
///
/// @param[in] state
///     The StateType enumeration value
///
/// @param[in] must_exist
///     A boolean that indicates the thread must also be alive
///     so states like unloaded or exited won't return true.
///
/// @return
///     \b true if the state represents a process or thread state
///     where the process or thread is stopped. If \a must_exist is
///     \b true, then the process can't be exited or unloaded,
///     otherwise exited and unloaded or other states where the
///     process no longer exists are considered to be stopped.
//------------------------------------------------------------------
bool
StateIsStoppedState (lldb::StateType state, bool must_exist);

const char *
GetPermissionsAsCString (uint32_t permissions);

} // namespace lldb_private

#endif  // liblldb_State_h_