/*

* Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved.

* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

*

* This code is free software; you can redistribute it and/or modify it

* under the terms of the GNU General Public License version 2 only, as

* published by the Free Software Foundation.

*

* This code is distributed in the hope that it will be useful, but WITHOUT

* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

* version 2 for more details (a copy is included in the LICENSE file that

* accompanied this code).

*

* You should have received a copy of the GNU General Public License version

* 2 along with this work; if not, write to the Free Software Foundation,

* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

*

* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

* or visit www.oracle.com if you need additional information or have any

* questions.

*

*/

#ifndef SHARE_JFR_SUPPORT_JFRTRACEIDEXTENSION_HPP

#define SHARE_JFR_SUPPORT_JFRTRACEIDEXTENSION_HPP

#include "jfr/recorder/checkpoint/types/traceid/jfrTraceId.hpp"

#include "utilities/macros.hpp"

#define DEFINE_TRACE_ID_FIELD mutable traceid _trace_id

#define DEFINE_TRACE_ID_METHODS \

  traceid trace_id() const { return _trace_id; } \

  traceid* const trace_id_addr() const { return &_trace_id; } \

  void set_trace_id(traceid id) const { _trace_id = id; }

#define DEFINE_TRACE_ID_SIZE \

  static size_t trace_id_size() { return sizeof(traceid); }

#define INIT_ID(data) JfrTraceId::assign(data)

#define REMOVE_ID(k) JfrTraceId::remove(k);

#define RESTORE_ID(k) JfrTraceId::restore(k);

class JfrTraceFlag {

 private:

  mutable jshort _flags;

 public:

  JfrTraceFlag() : _flags(0) {}

  bool is_set(jshort flag) const {

    return (_flags & flag) != 0;

  }

  jshort flags() const {

    return _flags;

  }

  void set_flags(jshort flags) const {

    _flags = flags;

  }

  jbyte* flags_addr() const {

#ifdef VM_LITTLE_ENDIAN

    return (jbyte*)&_flags;

#else

    return ((jbyte*)&_flags) + 1;

#endif

  }

  jbyte* meta_addr() const {

#ifdef VM_LITTLE_ENDIAN

#else

    return (jbyte*)&_flags;

#endif

  }

};

#define DEFINE_TRACE_FLAG mutable JfrTraceFlag _trace_flags

#define DEFINE_TRACE_FLAG_ACCESSOR                 \

  bool is_trace_flag_set(jshort flag) const {      \

    return _trace_flags.is_set(flag);              \

  }                                                \

  jshort trace_flags() const {                     \

    return _trace_flags.flags();                   \

  }                                                \

  void set_trace_flags(jshort flags) const {       \

    _trace_flags.set_flags(flags);                 \

  }                                                \

  jbyte* trace_flags_addr() const {                \

    return _trace_flags.flags_addr();              \

  }                                                \

  jbyte* trace_meta_addr() const {                 \

    return _trace_flags.meta_addr();               \

  }

#endif // SHARE_JFR_SUPPORT_JFRTRACEIDEXTENSION_HPP