BOOL GetRegValue	(	HKEY	hBaseKey,
		LPWSTR	SubKey,
		LPWSTR	ValueName,
		DWORD	Type,
		LPWSTR	Result,
		DWORD	Size
	)

Definition at line 13 of file system.c.

Referenced by EnumerateServiceProviders(), GetDirectXVersion(), InitializeDialog(), and InitializeSystemPage().

{
    HKEY hKey;
    LONG res;
    DWORD dwType;
    DWORD dwSize;

    if (RegOpenKeyExW(hBaseKey, SubKey, 0, KEY_QUERY_VALUE, &hKey) != ERROR_SUCCESS)
        return FALSE;

    dwSize = Size;
    res = RegQueryValueExW(hKey, ValueName, NULL, &dwType, (LPBYTE)Result, &dwSize);
    RegCloseKey(hKey);

    if (res != ERROR_SUCCESS)
        return FALSE;

    if (dwType != Type)
        return FALSE;

    if (Size == sizeof(DWORD))
        return TRUE;

    Result[(Size / sizeof(WCHAR))-1] = L'\0';
    return TRUE;
}

ReactOS Development > Doxygen