hotspot/src/os/windows/vm/decoder_windows.hpp
author stuefe
Fri, 18 Aug 2017 09:05:42 +0200
changeset 47086 2b35673f6297
parent 46630 75aa3e39d02c
permissions -rw-r--r--
8186349: [windows] Centralize dbghelp handling code Summary: Rework and fix dbghelp.dll handling; add diagnostic output to hs-err file. Reviewed-by: iklam, rrich, goetz

/*
 * Copyright (c) 2011, 2017, 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
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#ifndef OS_WINDOWS_VM_DECODER_WINDOWS_HPP
#define OS_WINDOWS_VM_DECIDER_WINDOWS_HPP

#include "utilities/decoder.hpp"

class WindowsDecoder : public AbstractDecoder {

public:
  WindowsDecoder();
  virtual ~WindowsDecoder() { uninitialize(); };

  bool can_decode_C_frame_in_vm() const;
  bool demangle(const char* symbol, char *buf, int buflen);
  bool decode(address addr, char *buf, int buflen, int* offset, const char* modulepath, bool demangle);
  bool decode(address addr, char *buf, int buflen, int* offset, const void* base) {
    ShouldNotReachHere();
    return false;
  }

private:
  void initialize();
  void uninitialize();

  bool                      _can_decode_in_vm;

};

#endif // OS_WINDOWS_VM_DECODER_WINDOWS_HPP