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annotate src/os/windows/vm/decoder_windows.hpp @ 12199:38f750491293

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8022335: Native stack walk while generating hs_err does not work on Windows x64 Summary: Use WinDbg API StackWalk64() Reviewed-by: zgu, dholmes
author iklam
date Fri, 06 Sep 2013 08:42:42 -0700
parents dd7248d3e151
children de6a9e811145
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1 /*
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2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #ifndef OS_WINDOWS_VM_DECODER_WINDOWS_HPP
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26 #define OS_WINDOWS_VM_DECIDER_WINDOWS_HPP
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27
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28 #include <windows.h>
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29 #include <imagehlp.h>
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30
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31 #include "utilities/decoder.hpp"
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32
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33 // functions needed for decoding symbols
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34 typedef DWORD (WINAPI *pfn_SymSetOptions)(DWORD);
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35 typedef BOOL (WINAPI *pfn_SymInitialize)(HANDLE, PCTSTR, BOOL);
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36 typedef BOOL (WINAPI *pfn_SymGetSymFromAddr64)(HANDLE, DWORD64, PDWORD64, PIMAGEHLP_SYMBOL64);
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37 typedef DWORD (WINAPI *pfn_UndecorateSymbolName)(const char*, char*, DWORD, DWORD);
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38 typedef BOOL (WINAPI *pfn_SymSetSearchPath)(HANDLE, PCTSTR);
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39 typedef BOOL (WINAPI *pfn_SymGetSearchPath)(HANDLE, PTSTR, int);
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40
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41 #ifdef AMD64
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42 typedef BOOL (WINAPI *pfn_StackWalk64)(DWORD MachineType,
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43 HANDLE hProcess,
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44 HANDLE hThread,
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45 LPSTACKFRAME64 StackFrame,
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46 PVOID ContextRecord,
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47 PREAD_PROCESS_MEMORY_ROUTINE64 ReadMemoryRoutine,
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48 PFUNCTION_TABLE_ACCESS_ROUTINE64 FunctionTableAccessRoutine,
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49 PGET_MODULE_BASE_ROUTINE64 GetModuleBaseRoutine,
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50 PTRANSLATE_ADDRESS_ROUTINE64 TranslateAddress);
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51 typedef PVOID (WINAPI *pfn_SymFunctionTableAccess64)(HANDLE hProcess, DWORD64 AddrBase);
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52 typedef DWORD64 (WINAPI *pfn_SymGetModuleBase64)(HANDLE hProcess, DWORD64 dwAddr);
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53 #endif
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54
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55 class WindowsDecoder : public AbstractDecoder {
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56
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57 public:
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58 WindowsDecoder();
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59 ~WindowsDecoder() { uninitialize(); };
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60
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61 bool can_decode_C_frame_in_vm() const;
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62 bool demangle(const char* symbol, char *buf, int buflen);
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63 bool decode(address addr, char *buf, int buflen, int* offset, const char* modulepath = NULL);
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64 bool decode(address addr, char *buf, int buflen, int* offset, const void* base) {
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65 ShouldNotReachHere();
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66 return false;
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67 }
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68
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69 private:
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70 void initialize();
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71 void uninitialize();
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72
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73 private:
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74 HMODULE _dbghelp_handle;
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75 bool _can_decode_in_vm;
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76 pfn_SymGetSymFromAddr64 _pfnSymGetSymFromAddr64;
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77 pfn_UndecorateSymbolName _pfnUndecorateSymbolName;
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78 #ifdef AMD64
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79 pfn_StackWalk64 _pfnStackWalk64;
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80 pfn_SymFunctionTableAccess64 _pfnSymFunctionTableAccess64;
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81 pfn_SymGetModuleBase64 _pfnSymGetModuleBase64;
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82
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83 friend class WindowsDbgHelp;
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84 #endif
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85 };
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86
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87 #ifdef AMD64
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88 // TODO: refactor and move the handling of dbghelp.dll outside of Decoder
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89 class WindowsDbgHelp : public Decoder {
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90 public:
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91 static BOOL StackWalk64(DWORD MachineType,
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92 HANDLE hProcess,
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93 HANDLE hThread,
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94 LPSTACKFRAME64 StackFrame,
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95 PVOID ContextRecord,
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96 PREAD_PROCESS_MEMORY_ROUTINE64 ReadMemoryRoutine,
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97 PFUNCTION_TABLE_ACCESS_ROUTINE64 FunctionTableAccessRoutine,
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98 PGET_MODULE_BASE_ROUTINE64 GetModuleBaseRoutine,
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99 PTRANSLATE_ADDRESS_ROUTINE64 TranslateAddress);
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100 static PVOID SymFunctionTableAccess64(HANDLE hProcess, DWORD64 AddrBase);
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101
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102 static pfn_SymFunctionTableAccess64 pfnSymFunctionTableAccess64();
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103 static pfn_SymGetModuleBase64 pfnSymGetModuleBase64();
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104 };
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105 #endif
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106
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107 #endif // OS_WINDOWS_VM_DECODER_WINDOWS_HPP
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108