lifegpc
ececd4b77e
- Added .gitignore to exclude build directory - Added utils submodule for shared utilities - Configured CMake build system with dependencies - Added main executable and DLL injection logic - Included necessary headers and manifest files - Added README with build and usage instructions
81 lines
3.7 KiB
C++
81 lines
3.7 KiB
C++
#include <Windows.h>
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#include "detours.h"
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#include <stdio.h>
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#include "wchar_util.h"
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static HFONT(WINAPI *TrueCreateFontW)(int nHeight, int nWidth, int nEscapement, int nOrientation, int fnWeight, DWORD dwItalic, DWORD dwUnderline, DWORD dwStrikeOut, DWORD dwCharSet, DWORD dwOutPrecision, DWORD dwClipPrecision, DWORD dwQuality, DWORD dwPitchAndFamily, LPCWSTR lpFaceName) = CreateFontW;
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static HFONT(WINAPI *TrueCreateFontA)(int nHeight, int nWidth, int nEscapement, int nOrientation, int fnWeight, DWORD dwItalic, DWORD dwUnderline, DWORD dwStrikeOut, DWORD dwCharSet, DWORD dwOutPrecision, DWORD dwClipPrecision, DWORD dwQuality, DWORD dwPitchAndFamily, LPCSTR lpFaceName) = CreateFontA;
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typedef char*(*ConvertWideToMultibyte)(LPSTR result, LPCWSTR source, int cp);
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ConvertWideToMultibyte GetHandle() {
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HMODULE hModule = GetModuleHandleA(NULL);
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return (ConvertWideToMultibyte)((char*)hModule + 0x9e9e0);
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}
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static ConvertWideToMultibyte h = nullptr;
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char* convert(LPSTR result, LPCWSTR source, int cp) {
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if (!h) return nullptr;
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return h(result, source, 1);
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}
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HFONT WINAPI HookedCreateFontW(int nHeight, int nWidth, int nEscapement, int nOrientation, int fnWeight, DWORD dwItalic, DWORD dwUnderline, DWORD dwStrikeOut, DWORD dwCharSet, DWORD dwOutPrecision, DWORD dwClipPrecision, DWORD dwQuality, DWORD dwPitchAndFamily, LPCWSTR lpFaceName) {
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std::wstring name(lpFaceName);
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if (name == L"MS Gothic" || name == L"ＭＳ ゴシック") {
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lpFaceName = L"微软雅黑";
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nWidth = 0;
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dwCharSet = 0;
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}
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return TrueCreateFontW(nHeight, nWidth, nEscapement, nOrientation, fnWeight, dwItalic, dwUnderline, dwStrikeOut, dwCharSet, dwOutPrecision, dwClipPrecision, dwQuality, dwPitchAndFamily, lpFaceName);
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}
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HFONT WINAPI HookedCreateFontA(int nHeight, int nWidth, int nEscapement, int nOrientation, int fnWeight, DWORD dwItalic, DWORD dwUnderline, DWORD dwStrikeOut, DWORD dwCharSet, DWORD dwOutPrecision, DWORD dwClipPrecision, DWORD dwQuality, DWORD dwPitchAndFamily, LPCSTR lpFaceName) {
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UINT cp[] = { CP_UTF8, CP_OEMCP, CP_ACP, 932 };
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std::wstring font;
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for (int i = 0; i < 4; i++) {
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if (wchar_util::str_to_wstr(font, lpFaceName, cp[i])) {
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if (font == L"MS Gothic" || font == L"ＭＳ ゴシック") {
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font = L"微软雅黑";
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}
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return TrueCreateFontW(nHeight, nWidth, nEscapement, nOrientation, fnWeight, dwItalic, dwUnderline, dwStrikeOut, dwCharSet, dwOutPrecision, dwClipPrecision, dwQuality, dwPitchAndFamily, font.c_str());
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}
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}
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if (!strcmp(lpFaceName, "MS Gothic")) {
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lpFaceName = "Microsoft YaHei";
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}
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return TrueCreateFontA(nHeight, nWidth, nEscapement, nOrientation, fnWeight, dwItalic, dwUnderline, dwStrikeOut, dwCharSet, dwOutPrecision, dwClipPrecision, dwQuality, dwPitchAndFamily, lpFaceName);
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}
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extern "C" __declspec(dllexport) void Attach() {
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DetourTransactionBegin();
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DetourUpdateThread(GetCurrentThread());
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h = GetHandle();
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DetourAttach(&h, convert);
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DetourAttach(&TrueCreateFontW, HookedCreateFontW);
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DetourAttach(&TrueCreateFontA, HookedCreateFontA);
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DetourTransactionCommit();
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}
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extern "C" __declspec(dllexport) void Detach() {
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if (!h) return;
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DetourTransactionBegin();
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DetourUpdateThread(GetCurrentThread());
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DetourDetach(&h, convert);
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DetourDetach(&TrueCreateFontW, HookedCreateFontW);
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DetourDetach(&TrueCreateFontA, HookedCreateFontA);
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DetourTransactionCommit();
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}
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BOOL APIENTRY DllMain(HMODULE hModule, DWORD reason, LPVOID rev) {
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switch (reason) {
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case DLL_PROCESS_ATTACH:
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Attach();
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break;
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case DLL_PROCESS_DETACH:
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Detach();
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break;
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}
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return TRUE;
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}
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