Cool_Tools/ExplorerPatcher
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Code Releases Wiki Activity

Corrected registry access calls

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This commit is contained in:
Valentin Radu 2021-10-10 23:06:49 +03:00
parent 958a9a6b20
commit 061f85f402
4 changed files with 68 additions and 15 deletions
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16
ExplorerPatcher/GUI.c
View File

@ -629,6 +629,10 @@ static BOOL GUI_Build(HDC hDC, HWND hwnd, POINT pt)
&hKey,
&dwDisposition
);
if (hKey == NULL || hKey == INVALID_HANDLE_VALUE)
{
hKey = NULL;
}
RegQueryValueExW(
hKey,
name,
@ -651,6 +655,10 @@ static BOOL GUI_Build(HDC hDC, HWND hwnd, POINT pt)
KEY_READ | (hDC ? 0 : KEY_WRITE),
&hKey
);
if (hKey == NULL || hKey == INVALID_HANDLE_VALUE)
{
hKey = NULL;
}
value = hKey;
}
if (bInvert || bBool || bJustCheck)
@ -744,6 +752,10 @@ static BOOL GUI_Build(HDC hDC, HWND hwnd, POINT pt)
&hKey,
&dwDisposition
);
if (hKey == NULL || hKey == INVALID_HANDLE_VALUE)
{
hKey = NULL;
}
if (d[1] == '"')
{
wchar_t* p = wcschr(d + 2, L'"');
@ -1173,6 +1185,10 @@ __declspec(dllexport) int ZZGUI(HWND hWnd, HINSTANCE hInstance, LPSTR lpszCmdLin
&hKey,
&dwDisposition
);
if (hKey == NULL || hKey == INVALID_HANDLE_VALUE)
{
hKey = NULL;
}
DWORD bAllocConsole = FALSE;
RegQueryValueExW(
hKey,

26
ExplorerPatcher/SettingsMonitor.c
View File

@ -55,11 +55,20 @@ DWORD MonitorSettingsChanges(SettingsChangeParameters* params)
KEY_READ,
&hKeyCU
);
if (hKeyCU == NULL || hKeyCU == INVALID_HANDLE_VALUE)
{
hKeyCU = NULL;
}
if (lRes != ERROR_SUCCESS)
{
return 0;
}
HANDLE hEvHKCU = CreateEvent(NULL, FALSE, FALSE, NULL);
if (hEvHKCU == NULL || hEvHKCU == INVALID_HANDLE_VALUE)
{
hEvHKCU = NULL;
return 0;
}
RegNotifyChangeKeyValue(
hKeyCU,
FALSE,
@ -75,11 +84,20 @@ DWORD MonitorSettingsChanges(SettingsChangeParameters* params)
KEY_READ,
&hKeyLM
);
if (hKeyLM == NULL || hKeyLM == INVALID_HANDLE_VALUE)
{
hKeyLM = NULL;
}
if (lRes != ERROR_SUCCESS)
{
return 0;
}
HANDLE hEvHKLM = CreateEvent(NULL, FALSE, FALSE, NULL);
if (hEvHKLM == NULL || hEvHKLM == INVALID_HANDLE_VALUE)
{
hEvHKLM = NULL;
return 0;
}
RegNotifyChangeKeyValue(
hKeyLM,
FALSE,
@ -309,10 +327,10 @@ DWORD MonitorSettingsChanges(SettingsChangeParameters* params)
}
}
CloseHandle(hEvHKCU);
CloseHandle(hEvHKLM);
RegCloseKey(hKeyCU);
RegCloseKey(hKeyLM);
if (hEvHKCU) CloseHandle(hEvHKCU);
if (hEvHKLM) CloseHandle(hEvHKLM);
if (hKeyCU) RegCloseKey(hKeyCU);
if (hKeyLM) RegCloseKey(hKeyLM);
}
}
}

13
ExplorerPatcher/dllmain.c
View File

@ -1356,7 +1356,8 @@ __declspec(dllexport) DWORD WINAPI main(
{
funchook = funchook_create();
printf("funchook create %d\n", funchook != 0);
HKEY hKey;
HKEY hKey = NULL;
DWORD dwDisposition;
DWORD dwSize = sizeof(DWORD);
@ -1373,6 +1374,10 @@ __declspec(dllexport) DWORD WINAPI main(
&hKey,
&dwDisposition
);
if (hKey == NULL || hKey == INVALID_HANDLE_VALUE)
{
hKey = NULL;
}
DWORD bAllocConsole = FALSE;
RegQueryValueExW(
hKey,
@ -1760,6 +1765,12 @@ __declspec(dllexport) DWORD WINAPI main(
{
printf("Failed to register taskbar update notification.\n");
}
if (hKey)
{
RegCloseKey(hKey);
}
}
else
{

28
ExplorerPatcher/symbols.c
View File

@ -59,7 +59,7 @@ L"</toast>\r\n";
DWORD DownloadSymbols(DownloadSymbolsParams* params)
{
HKEY hKey;
HKEY hKey = NULL;
DWORD dwDisposition;
HMODULE hModule = params->hModule;
@ -224,7 +224,7 @@ DWORD DownloadSymbols(DownloadSymbolsParams* params)
&hKey,
&dwDisposition
);
if (!hKey)
if (!hKey || hKey == INVALID_HANDLE_VALUE)
{
FreeLibraryAndExitThread(
hModule,
@ -296,7 +296,7 @@ DWORD DownloadSymbols(DownloadSymbolsParams* params)
&(symbols_PTRS.twinui_pcshell_PTRS[7]),
sizeof(DWORD)
);
RegCloseKey(hKey);
if (hKey) RegCloseKey(hKey);
@ -364,7 +364,7 @@ DWORD DownloadSymbols(DownloadSymbolsParams* params)
&hKey,
&dwDisposition
);
if (!hKey)
if (!hKey || hKey == INVALID_HANDLE_VALUE)
{
FreeLibraryAndExitThread(
hModule,
@ -412,7 +412,7 @@ DWORD DownloadSymbols(DownloadSymbolsParams* params)
&(symbols_PTRS.startdocked_PTRS[4]),
sizeof(DWORD)
);
RegCloseKey(hKey);
if (hKey) RegCloseKey(hKey);
@ -430,7 +430,7 @@ DWORD DownloadSymbols(DownloadSymbolsParams* params)
&hKey,
&dwDisposition
);
if (!hKey)
if (!hKey || hKey == INVALID_HANDLE_VALUE)
{
FreeLibraryAndExitThread(
hModule,
@ -446,7 +446,7 @@ DWORD DownloadSymbols(DownloadSymbolsParams* params)
szReportedVersion,
wcslen(szReportedVersion) * sizeof(TCHAR)
);
RegCloseKey(hKey);
if (hKey) RegCloseKey(hKey);
if (symbols_PTRS.twinui_pcshell_PTRS[0])
@ -503,9 +503,9 @@ DWORD DownloadSymbols(DownloadSymbolsParams* params)
exit(0);
}
BOOL LoadSymbols(symbols_addr* symbols_PTRS)
BOOL LoadSymbols(symbols_addr* symbols_PTRS, HMODULE hModule)
{
HKEY hKey;
HKEY hKey = NULL;
DWORD dwDisposition;
DWORD dwSize = sizeof(DWORD);
@ -520,6 +520,14 @@ BOOL LoadSymbols(symbols_addr* symbols_PTRS)
&hKey,
&dwDisposition
);
if (!hKey || hKey == INVALID_HANDLE_VALUE)
{
FreeLibraryAndExitThread(
hModule,
1
);
return 1;
}
RegQueryValueExW(
hKey,
TEXT(TWINUI_PCSHELL_SB_0),
@ -637,7 +645,7 @@ BOOL LoadSymbols(symbols_addr* symbols_PTRS)
&(symbols_PTRS->startdocked_PTRS[4]),
&dwSize
);
RegCloseKey(hKey);
if (hKey) RegCloseKey(hKey);
BOOL bNeedToDownload = FALSE;
for (UINT i = 0; i < sizeof(symbols_addr) / sizeof(DWORD); ++i)