| /* |
| * Copyright (c) 2011, 2013, 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 OS_WINDOWS_VM_DECODER_WINDOWS_HPP |
| #define OS_WINDOWS_VM_DECIDER_WINDOWS_HPP |
| |
| #include <windows.h> |
| #include <imagehlp.h> |
| |
| #include "utilities/decoder.hpp" |
| |
| // functions needed for decoding symbols |
| typedef DWORD (WINAPI *pfn_SymSetOptions)(DWORD); |
| typedef BOOL (WINAPI *pfn_SymInitialize)(HANDLE, PCTSTR, BOOL); |
| typedef BOOL (WINAPI *pfn_SymGetSymFromAddr64)(HANDLE, DWORD64, PDWORD64, PIMAGEHLP_SYMBOL64); |
| typedef DWORD (WINAPI *pfn_UndecorateSymbolName)(const char*, char*, DWORD, DWORD); |
| typedef BOOL (WINAPI *pfn_SymSetSearchPath)(HANDLE, PCTSTR); |
| typedef BOOL (WINAPI *pfn_SymGetSearchPath)(HANDLE, PTSTR, int); |
| |
| #ifdef AMD64 |
| typedef BOOL (WINAPI *pfn_StackWalk64)(DWORD MachineType, |
| HANDLE hProcess, |
| HANDLE hThread, |
| LPSTACKFRAME64 StackFrame, |
| PVOID ContextRecord, |
| PREAD_PROCESS_MEMORY_ROUTINE64 ReadMemoryRoutine, |
| PFUNCTION_TABLE_ACCESS_ROUTINE64 FunctionTableAccessRoutine, |
| PGET_MODULE_BASE_ROUTINE64 GetModuleBaseRoutine, |
| PTRANSLATE_ADDRESS_ROUTINE64 TranslateAddress); |
| typedef PVOID (WINAPI *pfn_SymFunctionTableAccess64)(HANDLE hProcess, DWORD64 AddrBase); |
| typedef DWORD64 (WINAPI *pfn_SymGetModuleBase64)(HANDLE hProcess, DWORD64 dwAddr); |
| #endif |
| |
| class WindowsDecoder : public AbstractDecoder { |
| |
| public: |
| WindowsDecoder(); |
| ~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 = NULL); |
| bool decode(address addr, char *buf, int buflen, int* offset, const void* base) { |
| ShouldNotReachHere(); |
| return false; |
| } |
| |
| private: |
| void initialize(); |
| void uninitialize(); |
| |
| private: |
| HMODULE _dbghelp_handle; |
| bool _can_decode_in_vm; |
| pfn_SymGetSymFromAddr64 _pfnSymGetSymFromAddr64; |
| pfn_UndecorateSymbolName _pfnUndecorateSymbolName; |
| #ifdef AMD64 |
| pfn_StackWalk64 _pfnStackWalk64; |
| pfn_SymFunctionTableAccess64 _pfnSymFunctionTableAccess64; |
| pfn_SymGetModuleBase64 _pfnSymGetModuleBase64; |
| |
| friend class WindowsDbgHelp; |
| #endif |
| }; |
| |
| #ifdef AMD64 |
| // TODO: refactor and move the handling of dbghelp.dll outside of Decoder |
| class WindowsDbgHelp : public Decoder { |
| public: |
| static BOOL StackWalk64(DWORD MachineType, |
| HANDLE hProcess, |
| HANDLE hThread, |
| LPSTACKFRAME64 StackFrame, |
| PVOID ContextRecord, |
| PREAD_PROCESS_MEMORY_ROUTINE64 ReadMemoryRoutine, |
| PFUNCTION_TABLE_ACCESS_ROUTINE64 FunctionTableAccessRoutine, |
| PGET_MODULE_BASE_ROUTINE64 GetModuleBaseRoutine, |
| PTRANSLATE_ADDRESS_ROUTINE64 TranslateAddress); |
| static PVOID SymFunctionTableAccess64(HANDLE hProcess, DWORD64 AddrBase); |
| |
| static pfn_SymFunctionTableAccess64 pfnSymFunctionTableAccess64(); |
| static pfn_SymGetModuleBase64 pfnSymGetModuleBase64(); |
| }; |
| #endif |
| |
| #endif // OS_WINDOWS_VM_DECODER_WINDOWS_HPP |
| |