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Diffstat (limited to '')
| -rw-r--r-- | include/iprt/win/lazy-dbghelp.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/include/iprt/win/lazy-dbghelp.h b/include/iprt/win/lazy-dbghelp.h new file mode 100644 index 00000000..4f4d0bb8 --- /dev/null +++ b/include/iprt/win/lazy-dbghelp.h @@ -0,0 +1,141 @@ +/** @file + * Symbols from dbghelp.dll, allowing us to select which one to load. + */ + +/* + * Copyright (C) 2013-2019 Oracle Corporation + * + * This file is part of VirtualBox Open Source Edition (OSE), as + * available from http://www.virtualbox.org. This file is free software; + * you can redistribute it and/or modify it under the terms of the GNU + * General Public License (GPL) as published by the Free Software + * Foundation, in version 2 as it comes in the "COPYING" file of the + * VirtualBox OSE distribution. VirtualBox OSE is distributed in the + * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL) only, as it comes in the "COPYING.CDDL" file of the + * VirtualBox OSE distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + */ + +#ifndef IPRT_INCLUDED_win_lazy_dbghelp_h +#define IPRT_INCLUDED_win_lazy_dbghelp_h +#ifndef RT_WITHOUT_PRAGMA_ONCE +# pragma once +#endif + +#include <iprt/ldrlazy.h> +#include <iprt/path.h> +#include <iprt/env.h> +#include <iprt/errcore.h> + + +/** + * Custom loader callback. + * @returns Module handle or NIL_RTLDRMOD. + */ +static int rtLdrLazyLoadDbgHelp(const char *pszFile, PRTLDRMOD phMod) +{ + static const struct + { + const char *pszEnv; + const char *pszSubDir; + } s_aLocations[] = + { +#ifdef RT_ARCH_AMD64 + { "ProgramFiles(x86)", "Windows Kits\\8.1\\Debuggers\\x64\\dbghelp.dll" }, + { "ProgramFiles(x86)", "Windows Kits\\8.0\\Debuggers\\x64\\dbghelp.dll" }, + { "ProgramFiles", "Debugging Tools for Windows (x64)\\dbghelp.dll" }, +#else + { "ProgramFiles", "Windows Kits\\8.1\\Debuggers\\x86\\dbghelp.dll" }, + { "ProgramFiles", "Windows Kits\\8.0\\Debuggers\\x86\\dbghelp.dll" }, + { "ProgramFiles", "Debugging Tools for Windows (x86)\\dbghelp.dll" }, +#endif /** @todo More places we should look? */ + }; + uint32_t i; + for (i = 0; i < RT_ELEMENTS(s_aLocations); i++) + { + char szPath[RTPATH_MAX]; + size_t cchPath; + int rc = RTEnvGetEx(RTENV_DEFAULT, s_aLocations[i].pszEnv, szPath, sizeof(szPath), &cchPath); + if (RT_SUCCESS(rc)) + { + rc = RTPathAppend(szPath, sizeof(szPath), s_aLocations[i].pszSubDir); + if (RT_SUCCESS(rc)) + { + rc = RTLdrLoad(szPath, phMod); + if (RT_SUCCESS(rc)) + return rc; + } + } + } + + /* Fall back on the system one, if present. */ + return RTLdrLoadSystem(pszFile, true /*fNoUnload*/, phMod); +} + +RTLDRLAZY_MODULE_EX(dbghelp, "dbghelp.dll", rtLdrLazyLoadDbgHelp); + +RTLDRLAZY_FUNC(dbghelp, BOOL, WINAPI, SymInitialize, (HANDLE a1, PCWSTR a2, BOOL a3), (a1, a2, a3), FALSE); +#undef SymInitialize +#define SymInitialize RTLDRLAZY_FUNC_NAME(dbghelp, SymInitialize) + +RTLDRLAZY_FUNC(dbghelp, BOOL, WINAPI, SymCleanup, (HANDLE a1), (a1), FALSE); +#undef SymCleanup +#define SymCleanup RTLDRLAZY_FUNC_NAME(dbghelp, SymCleanup) + +RTLDRLAZY_FUNC(dbghelp, DWORD, WINAPI, SymGetOptions, (VOID), (), 0); +#undef SymGetOptions +#define SymGetOptions RTLDRLAZY_FUNC_NAME(dbghelp, SymGetOptions) + +RTLDRLAZY_FUNC(dbghelp, DWORD, WINAPI, SymSetOptions, (DWORD a1), (a1), 0); +#undef SymSetOptions +#define SymSetOptions RTLDRLAZY_FUNC_NAME(dbghelp, SymSetOptions) + +RTLDRLAZY_FUNC(dbghelp, BOOL, WINAPI, SymRegisterCallback64, (HANDLE a1, PSYMBOL_REGISTERED_CALLBACK64 a2, ULONG64 a3), + (a1, a2, a3), FALSE); +#undef SymRegisterCallback64 +#define SymRegisterCallback64 RTLDRLAZY_FUNC_NAME(dbghelp, SymRegisterCallback64) + +RTLDRLAZY_FUNC(dbghelp, DWORD64, WINAPI, SymLoadModuleEx, + (HANDLE a1, HANDLE a2, PCSTR a3, PCSTR a4, DWORD64 a5, DWORD a6, PMODLOAD_DATA a7, DWORD a8), + (a1, a2, a3, a4, a5, a6, a7, a8), 0); +#undef SymLoadModuleEx +#define SymLoadModuleEx RTLDRLAZY_FUNC_NAME(dbghelp, SymLoadModuleEx) + +RTLDRLAZY_FUNC(dbghelp, DWORD64, WINAPI, SymLoadModuleExW, + (HANDLE a1, HANDLE a2, PCWSTR a3, PCWSTR a4, DWORD64 a5, DWORD a6, PMODLOAD_DATA a7, DWORD a8), + (a1, a2, a3, a4, a5, a6, a7, a8), 0); +#undef SymLoadModuleExW +#define SymLoadModuleExW RTLDRLAZY_FUNC_NAME(dbghelp, SymLoadModuleExW) + +RTLDRLAZY_FUNC(dbghelp, DWORD64, WINAPI, SymUnloadModule64, (HANDLE a1, DWORD64 a2), (a1, a2), 0); +#undef SymUnloadModule64 +#define SymUnloadModule64 RTLDRLAZY_FUNC_NAME(dbghelp, SymUnloadModule64) + +RTLDRLAZY_FUNC(dbghelp, BOOL, WINAPI, SymEnumSymbols, + (HANDLE a1, ULONG64 a2, PCSTR a3, PSYM_ENUMERATESYMBOLS_CALLBACK a4, PVOID a5), + (a1, a2, a3, a4, a5), FALSE); +#undef SymEnumSymbols +#define SymEnumSymbols RTLDRLAZY_FUNC_NAME(dbghelp, SymEnumSymbols) + +RTLDRLAZY_FUNC(dbghelp, BOOL, WINAPI, SymEnumLinesW, + (HANDLE a1, ULONG64 a2, PCWSTR a3, PCWSTR a4, PSYM_ENUMLINES_CALLBACKW a5, PVOID a6), + (a1, a2, a3, a4, a5, a6), FALSE); +#undef SymEnumLinesW +#define SymEnumLinesW RTLDRLAZY_FUNC_NAME(dbghelp, SymEnumLinesW) + +RTLDRLAZY_FUNC(dbghelp, BOOL, WINAPI, SymGetModuleInfo64, (HANDLE a1, DWORD64 a2, PIMAGEHLP_MODULE64 a3), (a1, a2, a3), FALSE); +#undef SymGetModuleInfo64 +#define SymGetModuleInfo64 RTLDRLAZY_FUNC_NAME(dbghelp, SymGetModuleInfo64) + + + + +#endif /* !IPRT_INCLUDED_win_lazy_dbghelp_h */ + |