57   // load dll from Windows system directory or Windows directory

    58   static HINSTANCE load_Windows_dll(const char* name, char *ebuf, int ebuflen);

    59 

   137 // JDK7 requires VS2010

   138 #if _MSC_VER < 1600

   139 #define JDK6_OR_EARLIER 1

   140 #endif

   141 

   142 

   143 

   144 class WinSock2Dll: AllStatic {

   145 public:

   146   static BOOL WSAStartup(WORD, LPWSADATA);

   147   static struct hostent* gethostbyname(const char *name);

   148   static BOOL WinSock2Available();

   149 #ifdef JDK6_OR_EARLIER

   150 private:

   151   static int (PASCAL FAR* _WSAStartup)(WORD, LPWSADATA);

   152   static struct hostent *(PASCAL FAR *_gethostbyname)(...);

   153   static BOOL initialized;

   154 

   155   static void initialize();

   156 #endif

   157 };

   158 

   159 class Kernel32Dll: AllStatic {

   160 public:

   161   static BOOL SwitchToThread();

   162   static SIZE_T GetLargePageMinimum();

   163 

   164   static BOOL SwitchToThreadAvailable();

   165   static BOOL GetLargePageMinimumAvailable();

   166 

   167   // Help tools

   168   static BOOL HelpToolsAvailable();

   169   static HANDLE CreateToolhelp32Snapshot(DWORD,DWORD);

   170   static BOOL Module32First(HANDLE,LPMODULEENTRY32);

   171   static BOOL Module32Next(HANDLE,LPMODULEENTRY32);

   172 

   173   static BOOL GetNativeSystemInfoAvailable();

   174   static void GetNativeSystemInfo(LPSYSTEM_INFO);

   175 

   176 private:

   177   // GetLargePageMinimum available on Windows Vista/Windows Server 2003

   178   // and later

   179   static SIZE_T (WINAPI *_GetLargePageMinimum)(void);

   180   static BOOL initialized;

   181 

   182   static void initialize();

   183 

   184 #ifdef JDK6_OR_EARLIER

   185 private:

   186   static BOOL (WINAPI *_SwitchToThread)(void);

   187   static HANDLE (WINAPI* _CreateToolhelp32Snapshot)(DWORD,DWORD);

   188   static BOOL (WINAPI* _Module32First)(HANDLE,LPMODULEENTRY32);

   189   static BOOL (WINAPI* _Module32Next)(HANDLE,LPMODULEENTRY32);

   190   static void (WINAPI *_GetNativeSystemInfo)(LPSYSTEM_INFO);

   191 #endif

   192 

   193 };

   194 

   195 class Advapi32Dll: AllStatic {

   196 public:

   197   static BOOL AdjustTokenPrivileges(HANDLE, BOOL, PTOKEN_PRIVILEGES, DWORD, PTOKEN_PRIVILEGES, PDWORD);

   198   static BOOL OpenProcessToken(HANDLE, DWORD, PHANDLE);

   199   static BOOL LookupPrivilegeValue(LPCTSTR, LPCTSTR, PLUID);

   200 

   201   static BOOL AdvapiAvailable();

   202 

   203 #ifdef JDK6_OR_EARLIER

   204 private:

   205   static BOOL (WINAPI *_AdjustTokenPrivileges)(HANDLE, BOOL, PTOKEN_PRIVILEGES, DWORD, PTOKEN_PRIVILEGES, PDWORD);

   206   static BOOL (WINAPI *_OpenProcessToken)(HANDLE, DWORD, PHANDLE);

   207   static BOOL (WINAPI *_LookupPrivilegeValue)(LPCTSTR, LPCTSTR, PLUID);

   208   static BOOL initialized;

   209 

   210   static void initialize();

   211 #endif

   212 };

   213 

   214 class PSApiDll: AllStatic {

   215 public:

   216   static BOOL EnumProcessModules(HANDLE, HMODULE *, DWORD, LPDWORD);

   217   static DWORD GetModuleFileNameEx(HANDLE, HMODULE, LPTSTR, DWORD);

   218   static BOOL GetModuleInformation(HANDLE, HMODULE, LPMODULEINFO, DWORD);

   219 

   220   static BOOL PSApiAvailable();

   221 

   222 #ifdef JDK6_OR_EARLIER

   223 private:

   224   static BOOL (WINAPI *_EnumProcessModules)(HANDLE, HMODULE *, DWORD, LPDWORD);

   225   static BOOL (WINAPI *_GetModuleFileNameEx)(HANDLE, HMODULE, LPTSTR, DWORD);;

   226   static BOOL (WINAPI *_GetModuleInformation)(HANDLE, HMODULE, LPMODULEINFO, DWORD);

   227   static BOOL initialized;

   228 

   229   static void initialize();

   230 #endif

   231 };

   232