UNICODE support in the steamclient loader.

This commit is contained in:
Mr_Goldberg 2021-04-29 18:53:13 -04:00
parent 51702b898e
commit ff6c3e994b
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GPG Key ID: 8597D87419DEF278

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@ -10,13 +10,13 @@
#include <tchar.h> #include <tchar.h>
#include <stdio.h> #include <stdio.h>
bool IsNotRelativePathOrRemoveFileName(CHAR* output, bool Remove) bool IsNotRelativePathOrRemoveFileName(WCHAR* output, bool Remove)
{ {
int LG = lstrlenA(output); int LG = lstrlenW(output);
for (int i = LG; i > 0; i--) { for (int i = LG; i > 0; i--) {
if (output[i] == '\\') { if (output[i] == '\\') {
if(Remove) if(Remove)
RtlFillMemory(&output[i], LG - i, NULL); RtlFillMemory(&output[i], (LG - i) * sizeof(WCHAR), NULL);
return true; return true;
} }
} }
@ -25,81 +25,84 @@ bool IsNotRelativePathOrRemoveFileName(CHAR* output, bool Remove)
int APIENTRY wWinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPWSTR lpCmdLine, _In_ int nCmdShow) int APIENTRY wWinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPWSTR lpCmdLine, _In_ int nCmdShow)
{ {
CHAR CurrentDirectory[MAX_PATH] = { 0 }; WCHAR CurrentDirectory[MAX_PATH] = { 0 };
CHAR Client64Path[MAX_PATH] = { 0 }; WCHAR Client64Path[MAX_PATH] = { 0 };
CHAR ClientPath[MAX_PATH] = { 0 }; WCHAR ClientPath[MAX_PATH] = { 0 };
CHAR ExeFile[MAX_PATH] = { 0 }; WCHAR ExeFile[MAX_PATH] = { 0 };
CHAR ExeRunDir[MAX_PATH] = { 0 }; WCHAR ExeRunDir[MAX_PATH] = { 0 };
CHAR ExeCommandLine[4096] = { 0 }; WCHAR ExeCommandLine[4096] = { 0 };
CHAR AppId[128] = { 0 }; WCHAR AppId[128] = { 0 };
STARTUPINFOA info = { sizeof(info) }; STARTUPINFOW info = { sizeof(info) };
PROCESS_INFORMATION processInfo; PROCESS_INFORMATION processInfo;
int Length = GetModuleFileNameA(GetModuleHandleA(NULL), CurrentDirectory, sizeof(CurrentDirectory)) + 1; int Length = GetModuleFileNameW(GetModuleHandleW(NULL), CurrentDirectory, sizeof(CurrentDirectory)) + 1;
for (int i = Length; i > 0; i--) { for (int i = Length; i > 0; i--) {
if (CurrentDirectory[i] == '\\') { if (CurrentDirectory[i] == '\\') {
lstrcpyA(&CurrentDirectory[i + 1], "ColdClientLoader.ini"); lstrcpyW(&CurrentDirectory[i + 1], L"ColdClientLoader.ini");
break; break;
} }
} }
if (GetFileAttributesA(CurrentDirectory) == INVALID_FILE_ATTRIBUTES) { if (GetFileAttributesW(CurrentDirectory) == INVALID_FILE_ATTRIBUTES) {
MessageBoxA(NULL, "Couldn't find the configuration file(ColdClientLoader.ini).", "ColdClientLoader", MB_ICONERROR); MessageBoxA(NULL, "Couldn't find the configuration file(ColdClientLoader.ini).", "ColdClientLoader", MB_ICONERROR);
return 0; return 0;
} }
GetPrivateProfileStringA("SteamClient", "SteamClient64Dll", "", Client64Path, MAX_PATH, CurrentDirectory); GetPrivateProfileStringW(L"SteamClient", L"SteamClient64Dll", L"", Client64Path, MAX_PATH, CurrentDirectory);
GetPrivateProfileStringA("SteamClient", "SteamClientDll", "", ClientPath, MAX_PATH, CurrentDirectory); GetPrivateProfileStringW(L"SteamClient", L"SteamClientDll", L"", ClientPath, MAX_PATH, CurrentDirectory);
GetPrivateProfileStringA("SteamClient", "Exe", NULL, ExeFile, MAX_PATH, CurrentDirectory); GetPrivateProfileStringW(L"SteamClient", L"Exe", NULL, ExeFile, MAX_PATH, CurrentDirectory);
GetPrivateProfileStringA("SteamClient", "ExeRunDir", NULL, ExeRunDir, MAX_PATH, CurrentDirectory); GetPrivateProfileStringW(L"SteamClient", L"ExeRunDir", NULL, ExeRunDir, MAX_PATH, CurrentDirectory);
GetPrivateProfileStringA("SteamClient", "ExeCommandLine", NULL, ExeCommandLine, 4096, CurrentDirectory); GetPrivateProfileStringW(L"SteamClient", L"ExeCommandLine", NULL, ExeCommandLine, 4096, CurrentDirectory);
GetPrivateProfileStringA("SteamClient", "AppId", NULL, AppId, sizeof(AppId), CurrentDirectory); GetPrivateProfileStringW(L"SteamClient", L"AppId", NULL, AppId, sizeof(AppId), CurrentDirectory);
if (AppId[0]) { if (AppId[0]) {
SetEnvironmentVariableA("SteamAppId", AppId); SetEnvironmentVariableW(L"SteamAppId", AppId);
SetEnvironmentVariableA("SteamGameId", AppId); SetEnvironmentVariableW(L"SteamGameId", AppId);
} else {
MessageBoxA(NULL, "You forgot to set the AppId.", "ColdClientLoader", MB_ICONERROR);
return 0;
} }
CHAR TMP[MAX_PATH] = {}; WCHAR TMP[MAX_PATH] = {};
if (!IsNotRelativePathOrRemoveFileName(Client64Path, false)) { if (!IsNotRelativePathOrRemoveFileName(Client64Path, false)) {
lstrcpyA(TMP, Client64Path); lstrcpyW(TMP, Client64Path);
ZeroMemory(Client64Path, sizeof(Client64Path)); ZeroMemory(Client64Path, sizeof(Client64Path));
GetFullPathNameA(TMP, MAX_PATH, Client64Path, NULL); GetFullPathNameW(TMP, MAX_PATH, Client64Path, NULL);
} }
if (!IsNotRelativePathOrRemoveFileName(ClientPath, false)) { if (!IsNotRelativePathOrRemoveFileName(ClientPath, false)) {
lstrcpyA(TMP, ClientPath); lstrcpyW(TMP, ClientPath);
ZeroMemory(ClientPath, sizeof(ClientPath)); ZeroMemory(ClientPath, sizeof(ClientPath));
GetFullPathNameA(TMP, MAX_PATH, ClientPath, NULL); GetFullPathNameW(TMP, MAX_PATH, ClientPath, NULL);
} }
if (!IsNotRelativePathOrRemoveFileName(ExeFile, false)) { if (!IsNotRelativePathOrRemoveFileName(ExeFile, false)) {
lstrcpyA(TMP, ExeFile); lstrcpyW(TMP, ExeFile);
ZeroMemory(ExeFile, sizeof(ExeFile)); ZeroMemory(ExeFile, sizeof(ExeFile));
GetFullPathNameA(TMP, MAX_PATH, ExeFile, NULL); GetFullPathNameW(TMP, MAX_PATH, ExeFile, NULL);
} }
if (!IsNotRelativePathOrRemoveFileName(ExeRunDir, false)) { if (!IsNotRelativePathOrRemoveFileName(ExeRunDir, false)) {
lstrcpyA(TMP, ExeRunDir); lstrcpyW(TMP, ExeRunDir);
ZeroMemory(ExeRunDir, sizeof(ExeRunDir)); ZeroMemory(ExeRunDir, sizeof(ExeRunDir));
GetFullPathNameA(TMP, MAX_PATH, ExeRunDir, NULL); GetFullPathNameW(TMP, MAX_PATH, ExeRunDir, NULL);
} }
if (GetFileAttributesA(Client64Path) == INVALID_FILE_ATTRIBUTES) { if (GetFileAttributesW(Client64Path) == INVALID_FILE_ATTRIBUTES) {
MessageBoxA(NULL, "Couldn't find the requested SteamClient64Dll.", "ColdClientLoader", MB_ICONERROR); MessageBoxA(NULL, "Couldn't find the requested SteamClient64Dll.", "ColdClientLoader", MB_ICONERROR);
return 0; return 0;
} }
if (GetFileAttributesA(ClientPath) == INVALID_FILE_ATTRIBUTES) { if (GetFileAttributesW(ClientPath) == INVALID_FILE_ATTRIBUTES) {
MessageBoxA(NULL, "Couldn't find the requested SteamClientDll.", "ColdClientLoader", MB_ICONERROR); MessageBoxA(NULL, "Couldn't find the requested SteamClientDll.", "ColdClientLoader", MB_ICONERROR);
return 0; return 0;
} }
if (GetFileAttributesA(ExeFile) == INVALID_FILE_ATTRIBUTES) { if (GetFileAttributesW(ExeFile) == INVALID_FILE_ATTRIBUTES) {
MessageBoxA(NULL, "Couldn't find the requested Exe file.", "ColdClientLoader", MB_ICONERROR); MessageBoxA(NULL, "Couldn't find the requested Exe file.", "ColdClientLoader", MB_ICONERROR);
return 0; return 0;
} }
CHAR CommandLine[8192]; WCHAR CommandLine[8192];
snprintf(CommandLine, sizeof(CommandLine), "\"%s\" %s", ExeFile, ExeCommandLine); _snwprintf(CommandLine, _countof(CommandLine), L"\"%ls\" %ls", ExeFile, ExeCommandLine);
if (!ExeFile[0] || !CreateProcessA(ExeFile, CommandLine, NULL, NULL, TRUE, CREATE_SUSPENDED, NULL, ExeRunDir, &info, &processInfo)) if (!ExeFile[0] || !CreateProcessW(ExeFile, CommandLine, NULL, NULL, TRUE, CREATE_SUSPENDED, NULL, ExeRunDir, &info, &processInfo))
{ {
MessageBoxA(NULL, "Unable to load the requested EXE file.", "ColdClientLoader", MB_ICONERROR); MessageBoxA(NULL, "Unable to load the requested EXE file.", "ColdClientLoader", MB_ICONERROR);
return 0; return 0;
@ -111,18 +114,18 @@ int APIENTRY wWinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance
bool orig_steam = false; bool orig_steam = false;
DWORD keyType = REG_SZ; DWORD keyType = REG_SZ;
CHAR OrgSteamCDir[MAX_PATH] = { 0 }; WCHAR OrgSteamCDir[MAX_PATH] = { 0 };
CHAR OrgSteamCDir64[MAX_PATH] = { 0 }; WCHAR OrgSteamCDir64[MAX_PATH] = { 0 };
DWORD Size1 = MAX_PATH; DWORD Size1 = MAX_PATH;
DWORD Size2 = MAX_PATH; DWORD Size2 = MAX_PATH;
if (RegOpenKeyExA(HKEY_CURRENT_USER, "Software\\Valve\\Steam\\ActiveProcess", 0, KEY_ALL_ACCESS, &Registrykey) == ERROR_SUCCESS) if (RegOpenKeyExW(HKEY_CURRENT_USER, L"Software\\Valve\\Steam\\ActiveProcess", 0, KEY_ALL_ACCESS, &Registrykey) == ERROR_SUCCESS)
{ {
orig_steam = true; orig_steam = true;
// Get original values to restore later. // Get original values to restore later.
RegQueryValueExA(Registrykey, "SteamClientDll", 0, &keyType, (LPBYTE)& OrgSteamCDir, &Size1); RegQueryValueExW(Registrykey, L"SteamClientDll", 0, &keyType, (LPBYTE)& OrgSteamCDir, &Size1);
RegQueryValueExA(Registrykey, "SteamClientDll64", 0, &keyType, (LPBYTE)& OrgSteamCDir64, &Size2); RegQueryValueExW(Registrykey, L"SteamClientDll64", 0, &keyType, (LPBYTE)& OrgSteamCDir64, &Size2);
} else { } else {
if (RegCreateKeyExA(HKEY_CURRENT_USER, "Software\\Valve\\Steam\\ActiveProcess", 0, 0, REG_OPTION_NON_VOLATILE, if (RegCreateKeyExW(HKEY_CURRENT_USER, L"Software\\Valve\\Steam\\ActiveProcess", 0, 0, REG_OPTION_NON_VOLATILE,
KEY_ALL_ACCESS, NULL, &Registrykey, NULL) != ERROR_SUCCESS) KEY_ALL_ACCESS, NULL, &Registrykey, NULL) != ERROR_SUCCESS)
{ {
MessageBoxA(NULL, "Unable to patch Steam process informations on the Windows registry.", "ColdClientLoader", MB_ICONERROR); MessageBoxA(NULL, "Unable to patch Steam process informations on the Windows registry.", "ColdClientLoader", MB_ICONERROR);
@ -137,17 +140,17 @@ int APIENTRY wWinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance
{ {
// Before saving to the registry check again if the path was valid and if the file exist // Before saving to the registry check again if the path was valid and if the file exist
if (GetFileAttributesA(ClientPath) != INVALID_FILE_ATTRIBUTES) { if (GetFileAttributesW(ClientPath) != INVALID_FILE_ATTRIBUTES) {
RegSetValueExA(Registrykey, "SteamClientDll", NULL, REG_SZ, (LPBYTE)ClientPath, (DWORD)lstrlenA(ClientPath) + 1); RegSetValueExW(Registrykey, L"SteamClientDll", NULL, REG_SZ, (LPBYTE)ClientPath, (DWORD)(lstrlenW(ClientPath) * sizeof(WCHAR)) + 1);
} }
else { else {
RegSetValueExA(Registrykey, "SteamClientDll", NULL, REG_SZ, (LPBYTE)"", 0); RegSetValueExW(Registrykey, L"SteamClientDll", NULL, REG_SZ, (LPBYTE)"", 0);
} }
if (GetFileAttributesA(Client64Path) != INVALID_FILE_ATTRIBUTES) { if (GetFileAttributesW(Client64Path) != INVALID_FILE_ATTRIBUTES) {
RegSetValueExA(Registrykey, "SteamClientDll64", NULL, REG_SZ, (LPBYTE)Client64Path, (DWORD)lstrlenA(Client64Path) + 1); RegSetValueExW(Registrykey, L"SteamClientDll64", NULL, REG_SZ, (LPBYTE)Client64Path, (DWORD)(lstrlenW(Client64Path) * sizeof(WCHAR)) + 1);
} }
else { else {
RegSetValueExA(Registrykey, "SteamClientDll64", NULL, REG_SZ, (LPBYTE)"", 0); RegSetValueExW(Registrykey, L"SteamClientDll64", NULL, REG_SZ, (LPBYTE)"", 0);
} }
} }
RegSetValueExA(Registrykey, "Universe", NULL, REG_SZ, (LPBYTE)"Public", (DWORD)lstrlenA("Public") + 1); RegSetValueExA(Registrykey, "Universe", NULL, REG_SZ, (LPBYTE)"Public", (DWORD)lstrlenA("Public") + 1);
@ -161,11 +164,11 @@ int APIENTRY wWinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance
CloseHandle(processInfo.hThread); CloseHandle(processInfo.hThread);
if (orig_steam) { if (orig_steam) {
if (RegOpenKeyExA(HKEY_CURRENT_USER, "Software\\Valve\\Steam\\ActiveProcess", 0, KEY_ALL_ACCESS, &Registrykey) == ERROR_SUCCESS) if (RegOpenKeyExW(HKEY_CURRENT_USER, L"Software\\Valve\\Steam\\ActiveProcess", 0, KEY_ALL_ACCESS, &Registrykey) == ERROR_SUCCESS)
{ {
// Restore the values. // Restore the values.
RegSetValueExA(Registrykey, "SteamClientDll", NULL, REG_SZ, (LPBYTE)OrgSteamCDir, (DWORD)lstrlenA(OrgSteamCDir) + 1); RegSetValueExW(Registrykey, L"SteamClientDll", NULL, REG_SZ, (LPBYTE)OrgSteamCDir, Size1);
RegSetValueExA(Registrykey, "SteamClientDll64", NULL, REG_SZ, (LPBYTE)OrgSteamCDir64, (DWORD)lstrlenA(OrgSteamCDir64) + 1); RegSetValueExW(Registrykey, L"SteamClientDll64", NULL, REG_SZ, (LPBYTE)OrgSteamCDir64, Size2);
// Close the HKEY Handle. // Close the HKEY Handle.
RegCloseKey(Registrykey); RegCloseKey(Registrykey);