zgu@3430: /*
mikael@4153:  * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
zgu@3430:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
zgu@3430:  *
zgu@3430:  * This code is free software; you can redistribute it and/or modify it
zgu@3430:  * under the terms of the GNU General Public License version 2 only, as
zgu@3430:  * published by the Free Software Foundation.
zgu@3430:  *
zgu@3430:  * This code is distributed in the hope that it will be useful, but WITHOUT
zgu@3430:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
zgu@3430:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
zgu@3430:  * version 2 for more details (a copy is included in the LICENSE file that
zgu@3430:  * accompanied this code).
zgu@3430:  *
zgu@3430:  * You should have received a copy of the GNU General Public License version
zgu@3430:  * 2 along with this work; if not, write to the Free Software Foundation,
zgu@3430:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
zgu@3430:  *
zgu@3430:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
zgu@3430:  * or visit www.oracle.com if you need additional information or have any
zgu@3430:  * questions.
zgu@3430:  *
zgu@3430:  */
zgu@3430: 
zgu@3430: #ifndef OS_WINDOWS_VM_DECODER_WINDOWS_HPP
zgu@3430: #define OS_WINDOWS_VM_DECIDER_WINDOWS_HPP
zgu@3430: 
zgu@3430: #include <windows.h>
zgu@3430: #include <imagehlp.h>
zgu@3430: 
zgu@3430: #include "utilities/decoder.hpp"
zgu@3430: 
zgu@3430: // functions needed for decoding symbols
zgu@3430: typedef DWORD (WINAPI *pfn_SymSetOptions)(DWORD);
zgu@3430: typedef BOOL  (WINAPI *pfn_SymInitialize)(HANDLE, PCTSTR, BOOL);
zgu@3430: typedef BOOL  (WINAPI *pfn_SymGetSymFromAddr64)(HANDLE, DWORD64, PDWORD64, PIMAGEHLP_SYMBOL64);
zgu@3430: typedef DWORD (WINAPI *pfn_UndecorateSymbolName)(const char*, char*, DWORD, DWORD);
zgu@4423: typedef BOOL  (WINAPI *pfn_SymSetSearchPath)(HANDLE, PCTSTR);
zgu@4423: typedef BOOL  (WINAPI *pfn_SymGetSearchPath)(HANDLE, PTSTR, int);
zgu@3430: 
zgu@3544: class WindowsDecoder : public AbstractDecoder {
zgu@3430: 
zgu@3430: public:
zgu@3430:   WindowsDecoder();
zgu@3430:   ~WindowsDecoder() { uninitialize(); };
zgu@3430: 
zgu@3430:   bool can_decode_C_frame_in_vm() const;
zgu@3430:   bool demangle(const char* symbol, char *buf, int buflen);
zgu@3430:   bool decode(address addr, char *buf, int buflen, int* offset, const char* modulepath = NULL);
zgu@3961:   bool decode(address addr, char *buf, int buflen, int* offset, const void* base) {
zgu@3961:     ShouldNotReachHere();
zgu@3961:     return false;
zgu@3961:   }
zgu@3430: 
zgu@3430: private:
zgu@3430:   void initialize();
zgu@3430:   void uninitialize();
zgu@3430: 
zgu@3430: private:
zgu@3430:   HMODULE                   _dbghelp_handle;
zgu@3430:   bool                      _can_decode_in_vm;
zgu@3430:   pfn_SymGetSymFromAddr64   _pfnSymGetSymFromAddr64;
zgu@3430:   pfn_UndecorateSymbolName  _pfnUndecorateSymbolName;
zgu@3430: };
zgu@3430: 
zgu@3430: #endif // OS_WINDOWS_VM_DECODER_WINDOWS_HPP
zgu@3430: