[misc] more DLL handling improvements

* also set rufus-next to 1.4.8

configure

@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.68 for rufus 1.4.7.
+# Generated by GNU Autoconf 2.68 for rufus 1.4.8.
 #
 # Report bugs to <https://github.com/pbatard/rufus/issues>.
 #
@@ -560,8 +560,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='rufus'
 PACKAGE_TARNAME='rufus'
-PACKAGE_VERSION='1.4.7'
+PACKAGE_VERSION='1.4.8'
-PACKAGE_STRING='rufus 1.4.7'
+PACKAGE_STRING='rufus 1.4.8'
 PACKAGE_BUGREPORT='https://github.com/pbatard/rufus/issues'
 PACKAGE_URL='http://rufus.akeo.ie'
 
@@ -1203,7 +1203,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures rufus 1.4.7 to adapt to many kinds of systems.
+\`configure' configures rufus 1.4.8 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1269,7 +1269,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of rufus 1.4.7:";;
+     short | recursive ) echo "Configuration of rufus 1.4.8:";;
    esac
   cat <<\_ACEOF
 
@@ -1357,7 +1357,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-rufus configure 1.4.7
+rufus configure 1.4.8
 generated by GNU Autoconf 2.68
 
 Copyright (C) 2010 Free Software Foundation, Inc.
@@ -1412,7 +1412,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by rufus $as_me 1.4.7, which was
+It was created by rufus $as_me 1.4.8, which was
 generated by GNU Autoconf 2.68.  Invocation command line was
 
   $ $0 $@
@@ -2227,7 +2227,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='rufus'
- VERSION='1.4.7'
+ VERSION='1.4.8'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -4140,7 +4140,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by rufus $as_me 1.4.7, which was
+This file was extended by rufus $as_me 1.4.8, which was
 generated by GNU Autoconf 2.68.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -4194,7 +4194,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-rufus config.status 1.4.7
+rufus config.status 1.4.8
 configured by $0, generated by GNU Autoconf 2.68,
   with options \\"\$ac_cs_config\\"
 

configure.ac

@@ -1,4 +1,4 @@
-AC_INIT([rufus], [1.4.7], [https://github.com/pbatard/rufus/issues], [rufus], [http://rufus.akeo.ie])
+AC_INIT([rufus], [1.4.8], [https://github.com/pbatard/rufus/issues], [rufus], [http://rufus.akeo.ie])
 AM_INIT_AUTOMAKE([-Wno-portability foreign no-dist no-dependencies])
 AC_CONFIG_SRCDIR([src/rufus.c])
 AC_CONFIG_MACRO_DIR([m4])

src/format.c

@@ -717,8 +717,8 @@ static BOOL FormatDrive(DWORD DriveIndex)
 	// problems with tolower(). Make sure we restore the locale. For more details,
 	// see http://comments.gmane.org/gmane.comp.gnu.mingw.user/39300
 	locale = setlocale(LC_ALL, NULL);
-	PF_INIT_OR_OUT(FormatEx, fmifs);
+	PF_INIT_OR_OUT(FormatEx, Fmifs);
-	PF_INIT(EnableVolumeCompression, fmifs);
+	PF_INIT(EnableVolumeCompression, Fmifs);
 	setlocale(LC_ALL, locale);
 
 	GetWindowTextW(hFileSystem, wFSType, ARRAYSIZE(wFSType));
@@ -782,7 +782,7 @@ static BOOL CheckDisk(char DriveLetter)
 	wDriveRoot[0] = (WCHAR)DriveLetter;
 	PrintStatus(0, TRUE, MSG_223);
 
-	PF_INIT_OR_OUT(Chkdsk, fmifs);
+	PF_INIT_OR_OUT(Chkdsk, Fmifs);
 
 	GetWindowTextW(hFileSystem, wFSType, ARRAYSIZE(wFSType));
 	// We may have a " (Default)" trail
@@ -1218,10 +1218,11 @@ DWORD WINAPI FormatThread(void* param)
 	char logfile[MAX_PATH], *userdir;
 	char wim_image[] = "?:\\sources\\install.wim";
 	char efi_dst[] = "?:\\efi\\boot\\bootx64.efi";
-	PF_DECL(GetThreadUILanguage);
+	
-	PF_DECL(SetThreadUILanguage);
+	PF_TYPE_DECL(WINAPI, LANGID, GetThreadUILanguage, (void));
-	PF_INIT(GetThreadUILanguage, kernel32);
+	PF_TYPE_DECL(WINAPI, LANGID, SetThreadUILanguage, (LANGID));
-	PF_INIT(SetThreadUILanguage, kernel32);
+	PF_INIT(GetThreadUILanguage, Kernel32);
+	PF_INIT(SetThreadUILanguage, Kernel32);
 
 	fs = (int)ComboBox_GetItemData(hFileSystem, ComboBox_GetCurSel(hFileSystem));
 	dt = (int)ComboBox_GetItemData(hBootType, ComboBox_GetCurSel(hBootType));

src/format.h

@@ -154,7 +154,3 @@ typedef struct {
 #define die(msg, err) do { uprintf(msg); \
 	FormatStatus = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|err; \
 	goto out; } while(0)
-
-/* Locale */
-typedef LANGID (WINAPI *SetThreadUILanguage_t)(LANGID LangId);
-typedef LANGID (WINAPI *GetThreadUILanguage_t)(void);

src/rufus.c

@@ -67,45 +67,26 @@
 #define DBT_CUSTOMEVENT 0x8006
 #endif
 
-// MinGW fails to link those...
-typedef HIMAGELIST (WINAPI *ImageList_Create_t)(
-	int cx,
-	int cy,
-	UINT flags,
-	int cInitial,
-	int cGrow
-);
-ImageList_Create_t pImageList_Create = NULL;
-typedef int (WINAPI *ImageList_ReplaceIcon_t)(
-	HIMAGELIST himl,
-	int i,
-	HICON hicon
-);
-ImageList_ReplaceIcon_t pImageList_ReplaceIcon = NULL;
 struct {
 	HIMAGELIST himl;
 	RECT margin;
 	UINT uAlign;
 } bi_iso = {0}, bi_up = {0}, bi_down = {0}, bi_lang = {0};	// BUTTON_IMAGELIST
 
-// ...and MinGW doesn't know these.
 typedef struct
 {
 	LPCITEMIDLIST pidl;
 	BOOL fRecursive;
 } MY_SHChangeNotifyEntry;
 
-typedef BOOL (WINAPI *SHChangeNotifyDeregister_t)(
+// MinGW doesn't know these
-	ULONG ulID
+PF_TYPE(WINAPI, HIMAGELIST, ImageList_Create, (int, int, UINT, int, int));
-);
+PF_TYPE(WINAPI, int, ImageList_ReplaceIcon, (HIMAGELIST, int, HICON));
-typedef ULONG (WINAPI *SHChangeNotifyRegister_t)(
+// WDK blows up when trying to using PF_TYPE_DECL() for the ImageList calls... so we don't.
-	HWND hwnd,
+PF_DECL(ImageList_Create);
-	int fSources,
+PF_DECL(ImageList_ReplaceIcon);
-	LONG fEvents,
+PF_TYPE_DECL(WINAPI, BOOL, SHChangeNotifyDeregister, (ULONG));
-	UINT wMsg,
+PF_TYPE_DECL(WINAPI, ULONG, SHChangeNotifyRegister, (HWND, int, LONG, UINT, int, const MY_SHChangeNotifyEntry*));
-	int cEntries,
-	const MY_SHChangeNotifyEntry *pshcne
-);
 
 const char* FileSystemLabel[FS_MAX] = { "FAT", "FAT32", "NTFS", "UDF", "exFAT", "ReFS" };
 // Number of steps for each FS for FCC_STRUCTURE_PROGRESS
@@ -130,7 +111,7 @@ char msgbox[1024], msgbox_title[32];
 /*
  * Globals
  */
-OPEN_LIBRARIES_TRACKING_VARS;
+OPENED_LIBRARIES_VARS;
 HINSTANCE hMainInstance;
 HWND hMainDialog;
 char szFolderPath[MAX_PATH], app_dir[MAX_PATH];
@@ -1650,7 +1631,7 @@ void InitDialog(HWND hDlg)
 	CheckDlgButton(hDlg, IDC_SET_ICON, BST_CHECKED);
 
 	// Load system icons (NB: Use the excellent http://www.nirsoft.net/utils/iconsext.html to find icon IDs)
-	hDllInst = GetDLLHandle("shell32.dll");
+	hDllInst = GetLibraryHandle("Shell32");
 	hIconDisc = (HICON)LoadImage(hDllInst, MAKEINTRESOURCE(12), IMAGE_ICON, s16, s16, LR_DEFAULTCOLOR|LR_SHARED);
 	hIconLang = (HICON)LoadImage(hDllInst, MAKEINTRESOURCE(244), IMAGE_ICON, s16, s16, LR_DEFAULTCOLOR|LR_SHARED);
 	if (nWindowsVersion >= WINDOWS_VISTA) {
@@ -1662,29 +1643,31 @@ void InitDialog(HWND hDlg)
 	}
 
 	// Set the icons on the the buttons
-	pImageList_Create = (ImageList_Create_t) GetProcAddress(GetDLLHandle("Comctl32.dll"), "ImageList_Create");
+	PF_INIT(ImageList_Create, Comctl32);
-	pImageList_ReplaceIcon = (ImageList_ReplaceIcon_t) GetProcAddress(GetDLLHandle("Comctl32.dll"), "ImageList_ReplaceIcon");
+	PF_INIT(ImageList_ReplaceIcon, Comctl32);
+	if ((pfImageList_Create != NULL) && (pfImageList_ReplaceIcon != NULL)) {
 
-	bi_iso.himl = pImageList_Create(i16, i16, ILC_COLOR32 | ILC_MASK, 1, 0);
+		bi_iso.himl = pfImageList_Create(i16, i16, ILC_COLOR32 | ILC_MASK, 1, 0);
-	pImageList_ReplaceIcon(bi_iso.himl, -1, hIconDisc);
+		pfImageList_ReplaceIcon(bi_iso.himl, -1, hIconDisc);
 		SetRect(&bi_iso.margin, 0, 1, 0, 0);
 		bi_iso.uAlign = BUTTON_IMAGELIST_ALIGN_CENTER;
-	bi_lang.himl = pImageList_Create(i16, i16, ILC_COLOR32 | ILC_MASK, 1, 0);
+		bi_lang.himl = pfImageList_Create(i16, i16, ILC_COLOR32 | ILC_MASK, 1, 0);
-	pImageList_ReplaceIcon(bi_lang.himl, -1, hIconLang);
+		pfImageList_ReplaceIcon(bi_lang.himl, -1, hIconLang);
 		SetRect(&bi_lang.margin, 0, 1, 0, 0);
 		bi_lang.uAlign = BUTTON_IMAGELIST_ALIGN_CENTER;
-	bi_down.himl = pImageList_Create(i16, i16, ILC_COLOR32 | ILC_MASK, 1, 0);
+		bi_down.himl = pfImageList_Create(i16, i16, ILC_COLOR32 | ILC_MASK, 1, 0);
-	pImageList_ReplaceIcon(bi_down.himl, -1, hIconDown);
+		pfImageList_ReplaceIcon(bi_down.himl, -1, hIconDown);
 		SetRect(&bi_down.margin, 0, 0, 0, 0);
 		bi_down.uAlign = BUTTON_IMAGELIST_ALIGN_CENTER;
-	bi_up.himl = pImageList_Create(i16, i16, ILC_COLOR32 | ILC_MASK, 1, 0);
+		bi_up.himl = pfImageList_Create(i16, i16, ILC_COLOR32 | ILC_MASK, 1, 0);
-	pImageList_ReplaceIcon(bi_up.himl, -1, hIconUp);
+		pfImageList_ReplaceIcon(bi_up.himl, -1, hIconUp);
 		SetRect(&bi_up.margin, 0, 0, 0, 0);
 		bi_up.uAlign = BUTTON_IMAGELIST_ALIGN_CENTER;
 
 		SendMessage(hSelectISO, BCM_SETIMAGELIST, 0, (LPARAM)&bi_iso);
 		SendMessage(GetDlgItem(hDlg, IDC_LANG), BCM_SETIMAGELIST, 0, (LPARAM)&bi_lang);
 		SendMessage(GetDlgItem(hDlg, IDC_ADVANCED), BCM_SETIMAGELIST, 0, (LPARAM)&bi_down);
+	}
 
 	// Set the various tooltips
 	CreateTooltip(hFileSystem, lmprintf(MSG_157), -1);
@@ -1804,8 +1787,6 @@ static INT_PTR CALLBACK MainCallback(HWND hDlg, UINT message, WPARAM wParam, LPA
 	static LPITEMIDLIST pidlDesktop = NULL;
 	static MY_SHChangeNotifyEntry NotifyEntry;
 	loc_cmd* lcmd = NULL;
-	PF_DECL(SHChangeNotifyRegister);
-	PF_DECL(SHChangeNotifyDeregister);
 
 	switch (message) {
 
@@ -1908,7 +1889,7 @@ static INT_PTR CALLBACK MainCallback(HWND hDlg, UINT message, WPARAM wParam, LPA
 		switch(LOWORD(wParam)) {
 		case IDOK:			// close application
 		case IDCANCEL:
-			PF_INIT(SHChangeNotifyDeregister, shell32);
+			PF_INIT(SHChangeNotifyDeregister, Shell32);
 			EnableWindow(GetDlgItem(hISOProgressDlg, IDC_ISO_ABORT), FALSE);
 			EnableWindow(GetDlgItem(hDlg, IDCANCEL), FALSE);
 			if (format_thid != NULL) {
@@ -2306,7 +2287,6 @@ static void DetachConsole(void)
 /*
  * Application Entrypoint
  */
-typedef int (CDECL *__wgetmainargs_t)(int*, wchar_t***, wchar_t***, int, int*);
 #if defined(_MSC_VER) && (_MSC_VER >= 1600)
 int WINAPI WinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance, _In_ LPSTR lpCmdLine, _In_ int nShowCmd)
 #else
@@ -2322,7 +2302,7 @@ int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine
 	char tmp_path[MAX_PATH] = "", loc_file[MAX_PATH] = "", *tmp, *locale_name = NULL;
 	char** argv = NULL;
 	wchar_t **wenv, **wargv;
-	PF_DECL(__wgetmainargs);
+	PF_TYPE_DECL(CDECL, int,  __wgetmainargs, (int*, wchar_t***, wchar_t***, int, int*));
 	HANDLE mutex = NULL, hFile = NULL;
 	HWND hDlg = NULL;
 	MSG msg;
@@ -2354,7 +2334,7 @@ int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine
 	}
 
 	// We have to process the arguments before we acquire the lock and process the locale
-	PF_INIT(__wgetmainargs, msvcrt);
+	PF_INIT(__wgetmainargs, Msvcrt);
 	if (pf__wgetmainargs != NULL) {
 		pf__wgetmainargs(&argc, &wargv, &wenv, 1, &si);
 		argv = (char**)calloc(argc, sizeof(char*));
@@ -2462,7 +2442,7 @@ int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine
 	IGNORE_RETVAL(CoInitializeEx(NULL, COINIT_APARTMENTTHREADED));
 
 	// Some dialogs have Rich Edit controls and won't display without this
-	if (GetDLLHandle("Riched20.dll") == NULL) {
+	if (GetLibraryHandle("Riched20") == NULL) {
 		uprintf("Could not load RichEdit library - some dialogs may not display: %s\n", WindowsErrorString());
 	}
 
@@ -2644,7 +2624,7 @@ out:
 	if (attached_console)
 		DetachConsole();
 	CloseHandle(mutex);
-	OPEN_LIBRARIES_CLOSE_ALL;
+	CLOSE_OPENED_LIBRARIES;
 	uprintf("*** " APPLICATION_NAME " exit ***\n");
 #ifdef _CRTDBG_MAP_ALLOC
 	_CrtDumpMemoryLeaks();

src/rufus.h

@@ -395,36 +395,37 @@ extern void StrArrayDestroy(StrArray* arr);
  * which translates to:
  *   FormatEx_t pfFormatEx = NULL;
  * in your code, to declare the entrypoint and then use:
- *   PF_INIT(FormatEx, fmifs);
+ *   PF_INIT(FormatEx, Fmifs);
  * which translates to:
  *   pfFormatEx = (FormatEx_t) GetProcAddress(GetDLLHandle("fmifs"), "FormatEx");
  * to make it accessible.
  */
 #define         MAX_LIBRARY_HANDLES 32
-extern HMODULE OpenLibraryHandle[MAX_LIBRARY_HANDLES];
+extern HMODULE  OpenedLibrariesHandle[MAX_LIBRARY_HANDLES];
-extern uint16_t OpenLibraryHandleSize;
+extern uint16_t OpenedLibrariesHandleSize;
-#define OPEN_LIBRARIES_TRACKING_VARS HMODULE OpenLibraryHandle[MAX_LIBRARY_HANDLES]; uint16_t OpenLibraryHandleSize = 0
+#define         OPENED_LIBRARIES_VARS HMODULE OpenedLibrariesHandle[MAX_LIBRARY_HANDLES]; uint16_t OpenedLibrariesHandleSize = 0
-#define OPEN_LIBRARIES_CLOSE_ALL while(OpenLibraryHandleSize > 0) FreeLibrary(OpenLibraryHandle[--OpenLibraryHandleSize])
+#define         CLOSE_OPENED_LIBRARIES while(OpenedLibrariesHandleSize > 0) FreeLibrary(OpenedLibrariesHandle[--OpenedLibrariesHandleSize])
-static __inline HMODULE GetDLLHandle(char* szDLLName)
+static __inline HMODULE GetLibraryHandle(char* szLibraryName) {
-{
 	HMODULE h = NULL;
-	if ((h = GetModuleHandleA(szDLLName)) == NULL) {
+	if ((h = GetModuleHandleA(szLibraryName)) == NULL) {
-		if (OpenLibraryHandleSize >= MAX_LIBRARY_HANDLES) {
+		if (OpenedLibrariesHandleSize >= MAX_LIBRARY_HANDLES) {
 			uprintf("Error: MAX_LIBRARY_HANDLES is too small\n");
 		} else {
-			h = LoadLibraryA(szDLLName);
+			h = LoadLibraryA(szLibraryName);
 			if (h != NULL)
-				OpenLibraryHandle[OpenLibraryHandleSize++] = h;
+				OpenedLibrariesHandle[OpenedLibrariesHandleSize++] = h;
 		}
 	}
 	return h;
 }
-#define PF_DECL(proc) proc##_t pf##proc = NULL
+#define PF_TYPE(api, ret, proc, args)		typedef ret (api *proc##_t)args
-#define PF_INIT(proc, dllname) pf##proc = (proc##_t) GetProcAddress(GetDLLHandle(#dllname), #proc)
+#define PF_DECL(proc)						static proc##_t pf##proc = NULL
-#define PF_INIT_OR_OUT(proc, dllname) \
+#define PF_TYPE_DECL(api, ret, proc, args)	PF_TYPE(api, ret, proc, args); PF_DECL(proc)
-	PF_INIT(proc, dllname); if (pf##proc == NULL) { \
+#define PF_INIT(proc, name)					if (pf##proc == NULL) pf##proc = \
-	uprintf("Unable to locate %s() in %s.dll: %s\n", #proc, #dllname, \
+	(proc##_t) GetProcAddress(GetLibraryHandle(#name), #proc)
-	WindowsErrorString()); goto out; }
+#define PF_INIT_OR_OUT(proc, name)			do {PF_INIT(proc, name);         \
+	if (pf##proc == NULL) {uprintf("Unable to locate %s() in %s.dll: %s\n",  \
+	#proc, #name, WindowsErrorString()); goto out;} } while(0)
 
 /* Clang/MinGW32 has an issue with intptr_t */
 #ifndef _UINTPTR_T_DEFINED

src/rufus.rc

@@ -32,7 +32,7 @@ LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
 
 IDD_DIALOG DIALOGEX 12, 12, 206, 329
 STYLE DS_SETFONT | DS_MODALFRAME | DS_FIXEDSYS | DS_CENTER | WS_POPUP | WS_CAPTION | WS_SYSMENU
-CAPTION "Rufus 1.4.7.461"
+CAPTION "Rufus 1.4.8.462"
 FONT 8, "MS Shell Dlg", 400, 0, 0x1
 BEGIN
     DEFPUSHBUTTON   "Start",IDC_START,94,291,50,14
@@ -165,7 +165,7 @@ END
 RTL_IDD_DIALOG DIALOGEX 12, 12, 206, 329
 STYLE DS_SETFONT | DS_MODALFRAME | DS_FIXEDSYS | DS_CENTER | WS_POPUP | WS_CAPTION | WS_SYSMENU
 EXSTYLE WS_EX_RTLREADING | WS_EX_APPWINDOW | WS_EX_LAYOUTRTL
-CAPTION "Rufus 1.4.7.461"
+CAPTION "Rufus 1.4.8.462"
 FONT 8, "MS Shell Dlg", 400, 0, 0x1
 BEGIN
     DEFPUSHBUTTON   "Start",IDC_START,94,291,50,14
@@ -427,8 +427,8 @@ END
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 1,4,7,461
+ FILEVERSION 1,4,8,462
- PRODUCTVERSION 1,4,7,461
+ PRODUCTVERSION 1,4,8,462
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -445,13 +445,13 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "Akeo Consulting (http://akeo.ie)"
             VALUE "FileDescription", "Rufus"
-            VALUE "FileVersion", "1.4.7.461"
+            VALUE "FileVersion", "1.4.8.462"
             VALUE "InternalName", "Rufus"
             VALUE "LegalCopyright", "© 2011-2014 Pete Batard (GPL v3)"
             VALUE "LegalTrademarks", "http://www.gnu.org/copyleft/gpl.html"
             VALUE "OriginalFilename", "rufus.exe"
             VALUE "ProductName", "Rufus"
-            VALUE "ProductVersion", "1.4.7.461"
+            VALUE "ProductVersion", "1.4.8.462"
         END
     END
     BLOCK "VarFileInfo"

src/stdfn.c

@@ -35,13 +35,12 @@ char WindowsVersionStr[128] = "Windows ";
 BOOL is_x64(void)
 {
 	BOOL ret = FALSE;
-	BOOL (__stdcall *pIsWow64Process)(HANDLE, PBOOL) = NULL;
+	PF_TYPE_DECL(__stdcall, BOOL, IsWow64Process, (HANDLE, PBOOL));
 	// Detect if we're running a 32 or 64 bit system
 	if (sizeof(uintptr_t) < 8) {
-		pIsWow64Process = (BOOL (__stdcall *)(HANDLE, PBOOL))
+		PF_INIT(IsWow64Process, Kernel32);
-			GetProcAddress(GetDLLHandle("KERNEL32"), "IsWow64Process");
+		if (pfIsWow64Process != NULL) {
-		if (pIsWow64Process != NULL) {
+			(*pfIsWow64Process)(GetCurrentProcess(), &ret);
-			(*pIsWow64Process)(GetCurrentProcess(), &ret);
 		}
 	} else {
 		ret = TRUE;

src/stdlg.c

@@ -41,21 +41,13 @@
 #include "license.h"
 #include "localization.h"
 
-/* The following is only available on Vista and later */
 #if (_WIN32_WINNT >= 0x0600)
-static HRESULT (WINAPI *pSHCreateItemFromParsingName)(PCWSTR, IBindCtx*, REFIID, void **) = NULL;
+PF_TYPE_DECL(WINAPI, HRESULT, SHCreateItemFromParsingName, (PCWSTR, IBindCtx*, REFIID, void **));
 #endif
-#define INIT_VISTA_SHELL32 if (pSHCreateItemFromParsingName == NULL) {						\
+PF_TYPE_DECL(WINAPI, LPITEMIDLIST, SHSimpleIDListFromPath, (PCWSTR pszPath));
-	pSHCreateItemFromParsingName = (HRESULT (WINAPI *)(PCWSTR, IBindCtx*, REFIID, void **))	\
+#define INIT_VISTA_SHELL32         PF_INIT(SHCreateItemFromParsingName, Shell32)
-			GetProcAddress(GetDLLHandle("SHELL32"), "SHCreateItemFromParsingName");		\
+#define INIT_XP_SHELL32            PF_INIT(SHSimpleIDListFromPath, Shell32)
-	}
+#define IS_VISTA_SHELL32_AVAILABLE (pfSHCreateItemFromParsingName != NULL)
-#define IS_VISTA_SHELL32_AVAILABLE (pSHCreateItemFromParsingName != NULL)
-// And this one is simply not available in MinGW32
-static LPITEMIDLIST (WINAPI *pSHSimpleIDListFromPath)(PCWSTR pszPath) = NULL;
-#define INIT_XP_SHELL32 if (pSHSimpleIDListFromPath == NULL) {								\
-	pSHSimpleIDListFromPath = (LPITEMIDLIST (WINAPI *)(PCWSTR))								\
-			GetProcAddress(GetDLLHandle("SHELL32"), "SHSimpleIDListFromPath");			\
-	}
 
 /* Globals */
 static HICON hMessageIcon = (HICON)INVALID_HANDLE_VALUE;
@@ -108,7 +100,7 @@ INT CALLBACK BrowseInfoCallback(HWND hDlg, UINT message, LPARAM lParam, LPARAM p
 		} else {
 			// On Windows 7, MinGW only properly selects the specified folder when using a pidl
 			wpath = utf8_to_wchar(szFolderPath);
-			pidl = (*pSHSimpleIDListFromPath)(wpath);
+			pidl = (*pfSHSimpleIDListFromPath)(wpath);
 			safe_free(wpath);
 			// NB: see http://connect.microsoft.com/VisualStudio/feedback/details/518103/bffm-setselection-does-not-work-with-shbrowseforfolder-on-windows-7
 			// for details as to why we send BFFM_SETSELECTION twice.
@@ -178,7 +170,7 @@ void BrowseForFolder(void) {
 			}
 		}
 
-		hr = (*pSHCreateItemFromParsingName)(wpath, NULL, &IID_IShellItem, (LPVOID)&si_path);
+		hr = (*pfSHCreateItemFromParsingName)(wpath, NULL, &IID_IShellItem, (LPVOID)&si_path);
 		if (SUCCEEDED(hr)) {
 			if (wpath != NULL) {
 				hr = pfod->lpVtbl->SetFolder(pfod, si_path);
@@ -294,7 +286,7 @@ char* FileDialog(BOOL save, char* path, char* filename, char* ext, char* ext_des
 
 		// Set the default directory
 		wpath = utf8_to_wchar(path);
-		hr = (*pSHCreateItemFromParsingName)(wpath, NULL, &IID_IShellItem, (LPVOID) &si_path);
+		hr = (*pfSHCreateItemFromParsingName)(wpath, NULL, &IID_IShellItem, (LPVOID) &si_path);
 		if (SUCCEEDED(hr)) {
 			pfd->lpVtbl->SetFolder(pfd, si_path);
 		}

src/vhd.c

@@ -27,45 +27,14 @@
 static BOOL has_wimgapi = FALSE, has_7z = FALSE;
 static char sevenzip_path[MAX_PATH];
 
+// WIM API Prototypes
 #define WIM_GENERIC_READ	GENERIC_READ
 #define WIM_OPEN_EXISTING	OPEN_EXISTING
-
+PF_TYPE_DECL(WINAPI, HANDLE, WIMCreateFile, (PWSTR, DWORD, DWORD, DWORD, DWORD, PDWORD));
-typedef HANDLE (WINAPI *WIMCreateFile_t)(
+PF_TYPE_DECL(WINAPI, BOOL, WIMSetTemporaryPath, (HANDLE, PWSTR));
-	PWSTR   pszWimPath,
+PF_TYPE_DECL(WINAPI, HANDLE, WIMLoadImage, (HANDLE, DWORD));
-	DWORD   dwDesiredAccess,
+PF_TYPE_DECL(WINAPI, BOOL, WIMExtractImagePath, (HANDLE, PWSTR, PWSTR, DWORD));
-	DWORD   dwCreationDisposition,
+PF_TYPE_DECL(WINAPI, BOOL, WIMCloseHandle, (HANDLE));
-	DWORD   dwFlagsAndAttributes,
-	DWORD   dwCompressionType,
-	PDWORD  pdwCreationResult
-);
-
-typedef BOOL (WINAPI *WIMSetTemporaryPath_t)(
-	HANDLE  hWim,
-	PWSTR   pszPath
-);
-
-typedef HANDLE (WINAPI *WIMLoadImage_t)(
-	HANDLE  hWim,
-	DWORD   dwImageIndex
-);
-
-typedef BOOL (WINAPI *WIMExtractImagePath_t)(
-	HANDLE  hImage,
-	PWSTR   pszImagePath,
-	PWSTR   pszDestinationPath,
-	DWORD   dwExtractFlags
-);
-
-typedef BOOL (WINAPI *WIMCloseHandle_t)(
-	HANDLE  hObj
-);
-
-// WIM API Prototypes
-static PF_DECL(WIMCreateFile);
-static PF_DECL(WIMSetTemporaryPath);
-static PF_DECL(WIMLoadImage);
-static PF_DECL(WIMExtractImagePath);
-static PF_DECL(WIMCloseHandle);
 
 static BOOL Get7ZipPath(void)
 {
@@ -80,11 +49,11 @@ static BOOL Get7ZipPath(void)
 // Find out if we have any way to extraxt WIM files on this platform
 BOOL WimExtractCheck(void)
 {
-	PF_INIT(WIMCreateFile, wimgapi);
+	PF_INIT(WIMCreateFile, Wimgapi);
-	PF_INIT(WIMSetTemporaryPath, wimgapi);
+	PF_INIT(WIMSetTemporaryPath, Wimgapi);
-	PF_INIT(WIMLoadImage, wimgapi);
+	PF_INIT(WIMLoadImage, Wimgapi);
-	PF_INIT(WIMExtractImagePath, wimgapi);
+	PF_INIT(WIMExtractImagePath, Wimgapi);
-	PF_INIT(WIMCloseHandle, wimgapi);
+	PF_INIT(WIMCloseHandle, Wimgapi);
 
 	has_wimgapi = (pfWIMCreateFile && pfWIMSetTemporaryPath && pfWIMLoadImage && pfWIMExtractImagePath && pfWIMCloseHandle);
 	has_7z = Get7ZipPath();
@@ -109,11 +78,11 @@ static BOOL WimExtractFile_API(const char* image, int index, const char* src, co
 	wchar_t* wsrc = utf8_to_wchar(src);
 	wchar_t* wdst = utf8_to_wchar(dst);
 
-	PF_INIT_OR_OUT(WIMCreateFile, wimgapi);
+	PF_INIT_OR_OUT(WIMCreateFile, Wimgapi);
-	PF_INIT_OR_OUT(WIMSetTemporaryPath, wimgapi);
+	PF_INIT_OR_OUT(WIMSetTemporaryPath, Wimgapi);
-	PF_INIT_OR_OUT(WIMLoadImage, wimgapi);
+	PF_INIT_OR_OUT(WIMLoadImage, Wimgapi);
-	PF_INIT_OR_OUT(WIMExtractImagePath, wimgapi);
+	PF_INIT_OR_OUT(WIMExtractImagePath, Wimgapi);
-	PF_INIT_OR_OUT(WIMCloseHandle, wimgapi);
+	PF_INIT_OR_OUT(WIMCloseHandle, Wimgapi);
 
 	uprintf("Opening: %s:[%d] (API)\n", image, index);
 	if (GetTempPathW(ARRAYSIZE(wtemp), wtemp) == 0) {