1 files changed, 137 insertions, 0 deletions
diff --git a/sal/systools/win32/uwinapi/Uwinapi.h b/sal/systools/win32/uwinapi/Uwinapi.h
new file mode 100644
index 000000000000..45a8645f43e4
--- /dev/null
+++ b/sal/systools/win32/uwinapi/Uwinapi.h
@@ -0,0 +1,137 @@
+#pragma once
+
+#ifdef _UWINAPI_
+#define _KERNEL32_
+#define _USER32_
+#define _SHELL32_
+#endif
+
+#include <windows.h>
+#include <malloc.h>
+
+#ifndef _UWINAPI_
+EXTERN_C WINBASEAPI DWORD UWINAPI_dwFakedVersion;
+#endif
+
+EXTERN_C WINBASEAPI DWORD SetVersion( DWORD dwVersion );
+
+/* Version macros */
+
+#define MAKE_VER_WIN32( major, minor, build, isWindows ) \
+((DWORD)MAKELONG( MAKEWORD( major, minor ), (build) | ( isWindows ? 0x8000 : 0 ) ))
+
+#define MAKE_VER_WIN32_NT( major, minor, build ) \
+    MAKE_VER_WIN32( major, minor, build, FALSE )
+
+#define MAKE_VER_WIN32_WINDOWS( major, minor, build ) \
+    MAKE_VER_WIN32( major, minor, build, TRUE )
+
+#define VER_WIN32_WINDOWS_95    MAKE_VER_WIN32_WINDOWS( 4, 0, 0 )
+#define VER_WIN32_WINDOWS_98    MAKE_VER_WIN32_WINDOWS( 4, 10, 0 )
+#define VER_WIN32_WINDOWS_ME    MAKE_VER_WIN32_WINDOWS( 4, 90, 0 )
+#define VER_WIN32_NT_NT4        MAKE_VER_WIN32_NT( 4, 0, 0 )
+#define VER_WIN32_NT_2000       MAKE_VER_WIN32_NT( 5, 0, 0 )
+#define VER_WIN32_NT_XP         MAKE_VER_WIN32_NT( 5, 1, 0 )
+
+
+EXTERN_C WINBASEAPI LPSTR WINAPI lstrchrA( LPCSTR lpString, CHAR c );
+EXTERN_C WINBASEAPI LPWSTR WINAPI lstrchrW( LPCWSTR lpString, WCHAR c );
+EXTERN_C WINBASEAPI LPSTR WINAPI lstrrchrA( LPCSTR lpString, CHAR c );
+EXTERN_C WINBASEAPI LPWSTR WINAPI lstrrchrW( LPCWSTR lpString, WCHAR c );
+
+#ifdef UNICODE
+#define lstrrchr    lstrrchrW
+#define lstrchr     lstrchrW
+#else
+#define lstrrchr    lstrrchrA
+#define lstrchr     lstrchrA
+#endif
+
+// macro that calculates the count of elements of a static array
+
+#define bufsizeof(buf)  (sizeof(buf) / sizeof((buf)[0]))
+
+
+#define IsValidHandle(Handle)   ((DWORD)(Handle) + 1 > 1)
+
+#ifdef __cplusplus
+
+#define _AUTO_WSTR2STR( lpStrA, lpStrW ) \
+LPSTR   lpStrA; \
+if ( lpStrW ) \
+{ \
+    int cNeeded = WideCharToMultiByte( CP_ACP, 0, lpStrW, -1, NULL, 0, NULL, NULL ); \
+    lpStrA = (LPSTR)_alloca( cNeeded * sizeof(CHAR) ); \
+    WideCharToMultiByte( CP_ACP, 0, lpStrW, -1, lpStrA, cNeeded, NULL, NULL ); \
+} \
+else \
+    lpStrA = NULL;
+
+
+#define AUTO_WSTR2STR( lpStr ) \
+    _AUTO_WSTR2STR( lpStr##A, lpStr##W )
+
+#define AUTO_STR( lpStr, cchBuffer ) \
+LPSTR   lpStr##A = lpStr##W ? (LPSTR)_alloca( (cchBuffer) * sizeof(CHAR) ) : NULL;
+
+#endif  // __cplusplus
+
+#define STRBUF2WSTR( lpStr, cchSrcBuffer, cchDestBuffer ) \
+    MultiByteToWideChar( CP_ACP, 0, lpStr##A, cchSrcBuffer, lpStr##W, cchDestBuffer )
+
+#define STR2WSTR( lpStr, cchBuffer ) \
+    STRBUF2WSTR( lpStr, -1, cchBuffer )
+
+#define WSTR2STR( lpStr, cchBuffer ) \
+    WideCharToMultiByte( CP_ACP, 0, lpStr##W, -1, lpStr##A, cchBuffer, NULL, NULL )
+
+EXTERN_C void WINAPI ResolveThunk_WINDOWS( FARPROC *lppfn, LPCSTR lpLibFileName, LPCSTR lpFuncName, FARPROC lpfnEmulate, FARPROC lpfnFailure );
+EXTERN_C void WINAPI ResolveThunk_TRYLOAD( FARPROC *lppfn, LPCSTR lpLibFileName, LPCSTR lpFuncName, FARPROC lpfnEmulate, FARPROC lpfnFailure );
+EXTERN_C void WINAPI ResolveThunk_ALLWAYS( FARPROC *lppfn, LPCSTR lpLibFileName, LPCSTR lpFuncName, FARPROC lpfnEmulate, FARPROC lpfnFailure );
+
+
+
+
+#define IMPLEMENT_THUNK( module, resolve, rettype, calltype, func, params ) \
+EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr; \
+EXTERN_C rettype calltype func##_##resolve params; \
+static rettype calltype func##_##Failure params; \
+static _declspec ( naked ) func##_Thunk() \
+{ \
+    ResolveThunk_##resolve( &module##_##func##_Ptr, #module ".dll", #func, (FARPROC)func##_##resolve, (FARPROC)func##_##Failure ); \
+    _asm    jmp [module##_##func##_Ptr] \
+} \
+EXTERN_C _declspec( naked ) rettype calltype func params \
+{ \
+    _asm    jmp [module##_##func##_Ptr] \
+} \
+EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr = (FARPROC)func##_Thunk; \
+static rettype calltype func##_##Failure params \
+{ \
+    SetLastError( ERROR_CALL_NOT_IMPLEMENTED ); \
+    return (rettype)0; \
+} \
+EXTERN_C rettype calltype func##_##resolve params
+
+
+
+
+
+
+
+
+
+
+
+#define DEFINE_CUSTOM_THUNK( module, resolve, rettype, calltype, func, params ) \
+EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr; \
+static _declspec ( naked ) func##_Thunk() \
+{ \
+    ResolveThunk_##resolve( &module##_##func##_Ptr, #module ".dll", #func ); \
+    _asm    jmp [module##_##func##_Ptr] \
+} \
+EXTERN_C _declspec( naked ) rettype calltype func params \
+{ \
+    _asm    jmp [module##_##func##_Ptr] \
+} \
+EXTERN_C _declspec( dllexport ) FARPROC module##_##func##_Ptr = (FARPROC)func##_Thunk;
+\ No newline at end of file