LiteLoaderBDS-1.16.40/Tools/CrashLogger/CrashLogger_Daemon/SymbolHelper.cpp
2022-09-21 19:47:03 +08:00

119 lines
3.6 KiB
C++

#include "SymbolHelper.h"
#include <windows.h>
#include <dbghelp.h>
#include <string>
#include <map>
#include <Psapi.h>
#pragma comment(lib,"Version.lib")
using namespace std;
std::map<DWORD, std::wstring> moduleMap;
PSYMBOL_INFO GetSymbolInfo(HANDLE hProcess, void* address)
{
PSYMBOL_INFO pSymbol = (SYMBOL_INFO*) new char[sizeof(SYMBOL_INFO) + MAX_SYM_NAME * sizeof(TCHAR)];
pSymbol->SizeOfStruct = sizeof(SYMBOL_INFO);
pSymbol->MaxNameLen = MAX_SYM_NAME;
DWORD64 displacement = 0;
if (SymFromAddr(hProcess, (DWORD64)address, &displacement, pSymbol))
return pSymbol;
else
return NULL;
}
void CleanSymbolInfo(PSYMBOL_INFO pSymbol)
{
delete[]((char*)pSymbol);
}
BOOL CALLBACK EnumerateModuleCallBack(PCTSTR ModuleName, DWORD64 ModuleBase, ULONG ModuleSize, PVOID UserContext)
{
std::map<DWORD, std::wstring>* pModuleMap = (std::map<DWORD, std::wstring>*)UserContext;
LPCWSTR name = wcsrchr(ModuleName, TEXT('\\')) + 1;
(*pModuleMap)[(DWORD)ModuleBase] = name;
return TRUE;
}
bool CreateModuleMap(HANDLE hProcess)
{
if (!EnumerateLoadedModulesW64(hProcess, EnumerateModuleCallBack, &moduleMap))
{
printf("[CrashLogger][ERROR] Fail to Enumerate loaded modules! Error Code: %d\n", GetLastError());
return false;
}
return true;
}
wstring MapModuleFromAddr(HANDLE hProcess, void* address)
{
return moduleMap[(DWORD)SymGetModuleBase64(hProcess, (DWORD64)address)];
}
bool GetFileVersion(const wchar_t* filePath, unsigned short* ver1, unsigned short* ver2, unsigned short* ver3, unsigned short* ver4, unsigned int* flag = nullptr)
{
DWORD dwHandle = 0;
DWORD dwLen = GetFileVersionInfoSizeW(filePath, &dwHandle);
if (0 >= dwLen)
{
return false;
}
wchar_t* pBlock = new wchar_t[dwLen];
if (NULL == pBlock)
{
return false;
}
if (!GetFileVersionInfoW(filePath, dwHandle, dwLen, pBlock))
{
delete[] pBlock;
return false;
}
VS_FIXEDFILEINFO* lpBuffer;
unsigned int uLen = 0;
if (!VerQueryValueW(pBlock, L"\\", (void**)&lpBuffer, &uLen))
{
delete[] pBlock;
return false;
}
if (ver1) *ver1 = (lpBuffer->dwFileVersionMS >> 16) & 0x0000FFFF;
if (ver2) *ver2 = lpBuffer->dwFileVersionMS & 0x0000FFFF;
if (ver3) *ver3 = (lpBuffer->dwFileVersionLS >> 16) & 0x0000FFFF;
if (ver4) *ver4 = lpBuffer->dwFileVersionLS & 0x0000FFFF;
if (flag) *flag = lpBuffer->dwFileFlags;
delete[] pBlock;
return true;
}
inline std::wstring VersionToString(unsigned short major_ver, unsigned short minor_ver, unsigned short revision_ver, unsigned short build_ver, unsigned int flag = 0)
{
std::wstring flagStr = L"";
if (flag & VS_FF_DEBUG) flagStr += L" DEBUG";
if (flag & VS_FF_PRERELEASE) flagStr += L" PRERELEASE";
if (flag & VS_FF_PATCHED) flagStr += L" PATCHED";
if (flag & VS_FF_PRIVATEBUILD) flagStr += L" PRIVATEBUILD";
if (flag & VS_FF_INFOINFERRED) flagStr += L" INFOINFERRED";
if (flag & VS_FF_SPECIALBUILD) flagStr += L" SPECIALBUILD";
wchar_t buf[50];
swprintf_s(buf, 50, L"%d.%d.%d.%d%ls", major_ver, minor_ver, revision_ver, build_ver, flagStr.c_str());
return buf;
}
std::wstring GetModuleVersionStr(HANDLE hProcess, HMODULE hModule)
{
unsigned short major_ver, minor_ver, revision_ver, build_ver;
unsigned int flag;
wchar_t filePath[MAX_PATH] = {0};
GetModuleFileNameEx(hProcess, hModule, filePath, MAX_PATH);
if (GetFileVersion(filePath, &major_ver, &minor_ver, &revision_ver, &build_ver, &flag))
{
return VersionToString(major_ver, minor_ver, revision_ver, build_ver, flag);
}
return L"";
}