Reece
d7c6d66fad
[+] AuPopCnt [+] NormalizePath, GetFileFromPath, GetDirectoryFromPath, GoUpToSeparator [*] Fix Version Helpers again [*] Fix registry locale memory check under read registry in SWInfo [*] Breakout portable process code away from evil win32 code [*] .dynlib -> .dylib under macos
132 lines
3.7 KiB
C++
132 lines
3.7 KiB
C++
/***
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Copyright (C) 2022 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: Stack.Win32.cpp
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Date: 2022-1-26
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Author: Reece
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***/
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#include <Source/RuntimeInternal.hpp>
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#include "Stack.hpp"
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#include "Stack.Win32.hpp"
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#include <Dbghelp.h>
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#include <Source/Process/ProcessMap.hpp>
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#include <Source/Process/ProcessMap.Win32.hpp>
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namespace Aurora::Debug
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{
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static AuUInt GetImageBase(HMODULE mod)
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{
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if (!mod)
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{
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return 0;
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}
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if (mod == INVALID_HANDLE_VALUE)
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{
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return 0;
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}
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auto cache = Process::GetFromModuleCache(reinterpret_cast<AuUInt>(mod));
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if (!cache.moduleMeta)
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{
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return 0;
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}
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return cache.moduleMeta->origVa;
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}
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void ParseStack(CONTEXT *ctx, StackTrace &backTrace)
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{
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char buffer[sizeof(SYMBOL_INFO) + (MAX_SYM_NAME + 1) * sizeof(char)] = { 0 };
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AuString backTraceBuffer;
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HMODULE hModule;
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DWORD64 displacement = 0;
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HANDLE process = GetCurrentProcess();
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STACKFRAME64 stack = { 0 };
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CONTEXT cpy = *ctx;
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PSYMBOL_INFO pSymbol = (PSYMBOL_INFO)buffer;
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#if defined(AURORA_ARCH_X64)
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stack.AddrPC.Offset = ctx->Rip;
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stack.AddrPC.Mode = AddrModeFlat;
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stack.AddrStack.Offset = ctx->Rsp;
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stack.AddrStack.Mode = AddrModeFlat;
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stack.AddrFrame.Offset = ctx->Rbp;
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stack.AddrFrame.Mode = AddrModeFlat;
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#elif defined(AURORA_ARCH_X86)
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stack.AddrPC.Offset = ctx->Eip;
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stack.AddrPC.Mode = AddrModeFlat;
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stack.AddrStack.Offset = ctx->Esp;
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stack.AddrStack.Mode = AddrModeFlat;
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stack.AddrFrame.Offset = ctx->Ebp;
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stack.AddrFrame.Mode = AddrModeFlat;
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#endif
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for (ULONG frame = 0; ; frame++)
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{
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StackTraceEntry frameCurrent;
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auto result = StackWalk64
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(
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#if defined(AURORA_ARCH_X64)
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IMAGE_FILE_MACHINE_AMD64,
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#else
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IMAGE_FILE_MACHINE_I386,
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#endif
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INVALID_HANDLE_VALUE,
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INVALID_HANDLE_VALUE,
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&stack,
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&cpy,
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NULL,
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SymFunctionTableAccess64,
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SymGetModuleBase64,
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NULL
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);
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if (!result)
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{
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break;
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}
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pSymbol->SizeOfStruct = sizeof(SYMBOL_INFO);
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pSymbol->MaxNameLen = MAX_SYM_NAME;
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frameCurrent.address = stack.AddrPC.Offset;
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frameCurrent.relAddress = frameCurrent.address;
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if (GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS | GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, (LPCTSTR)(stack.AddrPC.Offset), &hModule))
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{
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if (hModule != NULL)
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{
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frameCurrent.module = Process::ModuleToPath(hModule);
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frameCurrent.relAddress = frameCurrent.relAddress - reinterpret_cast<AuUInt>(hModule) + GetImageBase(hModule);
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}
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}
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#if defined(DEBUG) || defined(STAGING)
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IMAGEHLP_LINE64 line;
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DWORD disp;
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line.SizeOfStruct = sizeof(IMAGEHLP_LINE64);
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if (SymGetLineFromAddr64(process, stack.AddrPC.Offset, &disp, &line))
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{
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frameCurrent.file = AuMakeTuple(line.FileName, line.LineNumber, 0);
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}
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#endif
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backTrace.push_back(frameCurrent);
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}
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}
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StackTrace PlatformWalkCallStack()
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{
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StackTrace ret;
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CONTEXT ctx;
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if (!GetThreadContext(GetCurrentThread(), &ctx)) return {};
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ParseStack(&ctx, ret);
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return ret;
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}
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}
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