/*

 * Copyright (c) 2017, 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_UTILITIES_JFRTYPES_HPP

#define SHARE_JFR_UTILITIES_JFRTYPES_HPP

#include "jfrfiles/jfrEventIds.hpp"

#include "memory/allocation.hpp"

#include "utilities/globalDefinitions.hpp"

typedef u8 traceid;

typedef int fio_fd;

const int invalid_fd = -1;

const jlong invalid_offset = -1;

const int64_t invalid_time = -1;

const u4 STACK_DEPTH_DEFAULT = 64;

const u4 MIN_STACK_DEPTH = 1;

const u4 MAX_STACK_DEPTH = 2048;

inline int compare_traceid(const traceid& lhs, const traceid& rhs) {

  return lhs > rhs ? 1 : (lhs < rhs) ? -1 : 0;

}

inline int sort_traceid(traceid* lhs, traceid* rhs) {

  return compare_traceid(*lhs, *rhs);

}

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 {

    return (jbyte*)&_flags;

  }

  jbyte* meta_addr() const {

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

  }

};

enum EventStartTime {

  UNTIMED,

  TIMED

};

  FLUSH,

  HEADER,

  STATICS = 4,

  THREADS = 8

};

#endif // SHARE_JFR_UTILITIES_JFRTYPES_HPP