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27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_sal.hxx"
30 #ifdef _MSC_VER
31 #pragma warning( disable: 4668 )
32 #endif
33 
34 #include <sal/types.h>
35 
36 #define WIN32_LEAN_AND_MEAN
37 #include <windows.h>
38 #include <wininet.h>
39 
40 #ifdef UNICODE
41 #define _UNICODE
42 #endif
43 #include <tchar.h>
44 #ifdef __MINGW32__
45 #include <excpt.h>
46 #endif
47 
48 #define elementsof(a) (sizeof(a)/sizeof((a)[0]))
49 
50 // #i71984
51 extern "C" sal_Bool SAL_CALL hasInternetConnection()
52 {
53 	DWORD	dwFlags;
54 	TCHAR	szConnectionName[1024];
55 
56 #ifdef __MINGW32__
57         jmp_buf jmpbuf;
58         __SEHandler han;
59         if (__builtin_setjmp(jmpbuf) == 0)
60         {
61         han.Set(jmpbuf, NULL, (__SEHandler::PF)EXCEPTION_EXECUTE_HANDLER);
62 #else
63 	__try {
64 #endif
65 	BOOL fIsConnected = InternetGetConnectedStateEx(
66 		&dwFlags,
67 		szConnectionName,
68 		elementsof(szConnectionName),
69 		0 );
70 
71 	return fIsConnected ? sal_True : sal_False;
72 
73 #ifdef __MINGW32__
74         }
75         else return sal_False;
76         han.Reset();
77 #else
78 	} __except( EXCEPTION_EXECUTE_HANDLER )	{
79 		return sal_False;
80 	}
81 #endif
82 }
83