1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
|
// Berkeley Open Infrastructure for Network Computing
// http://boinc.berkeley.edu
// Copyright (C) 2005 University of California
//
// This is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation;
// either version 2.1 of the License, or (at your option) any later version.
//
// This software is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// To view the GNU Lesser General Public License visit
// http://www.gnu.org/copyleft/lesser.html
// or write to the Free Software Foundation, Inc.,
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#include "stdafx.h"
#include "Identification.h"
/**
* Find out if we are on a Windows 2000 compatible system
**/
EXTERN_C __declspec(dllexport) BOOL IsWindows2000Compatible()
{
OSVERSIONINFO osvi;
ZeroMemory(&osvi, sizeof(OSVERSIONINFO));
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
if (! GetVersionEx ( (OSVERSIONINFO *) &osvi) )
return FALSE;
return (osvi.dwMajorVersion >= 5);
}
/**
* This function performs the basic check to see if
* the platform on which it is running is Terminal
* services enabled. Note, this code is compatible on
* all Win32 platforms. For the Windows 2000 platform
* we perform a "lazy" bind to the new product suite
* APIs that were first introduced on that platform.
**/
EXTERN_C __declspec(dllexport) BOOL IsTerminalServicesEnabled()
{
BOOL bResult = FALSE; // assume Terminal Services is not enabled
DWORD dwVersion;
OSVERSIONINFOEXA osVersionInfo;
DWORDLONG dwlConditionMask = 0;
HMODULE hmodK32 = NULL;
HMODULE hmodNtDll = NULL;
typedef ULONGLONG (WINAPI *PFnVerSetConditionMask)(ULONGLONG,ULONG,UCHAR);
typedef BOOL (WINAPI *PFnVerifyVersionInfoA)(POSVERSIONINFOEXA, DWORD, DWORDLONG);
PFnVerSetConditionMask pfnVerSetConditionMask;
PFnVerifyVersionInfoA pfnVerifyVersionInfoA;
dwVersion = GetVersion();
// are we running NT ?
if (!(dwVersion & 0x80000000))
{
// Is it Windows 2000 (NT 5.0) or greater ?
if (LOBYTE(LOWORD(dwVersion)) > 4)
{
// In Windows 2000 we need to use the Product Suite APIs
// Don't static link because it won't load on non-Win2000 systems
hmodNtDll = GetModuleHandle( "NTDLL.DLL" );
if (hmodNtDll != NULL)
{
pfnVerSetConditionMask = (PFnVerSetConditionMask )GetProcAddress( hmodNtDll, "VerSetConditionMask");
if (pfnVerSetConditionMask != NULL)
{
dwlConditionMask = (*pfnVerSetConditionMask)( dwlConditionMask, VER_SUITENAME, VER_AND );
hmodK32 = GetModuleHandle( "KERNEL32.DLL" );
if (hmodK32 != NULL)
{
pfnVerifyVersionInfoA = (PFnVerifyVersionInfoA)GetProcAddress( hmodK32, "VerifyVersionInfoA") ;
if (pfnVerifyVersionInfoA != NULL)
{
ZeroMemory(&osVersionInfo, sizeof(osVersionInfo));
osVersionInfo.dwOSVersionInfoSize = sizeof(osVersionInfo);
osVersionInfo.wSuiteMask = VER_SUITE_TERMINAL | VER_SUITE_SINGLEUSERTS;
bResult = (*pfnVerifyVersionInfoA)(
&osVersionInfo,
VER_SUITENAME,
dwlConditionMask);
}
}
}
}
}
else
{
// This is NT 4.0 or older
bResult = ValidateProductSuite( "Terminal Server" );
}
}
return bResult;
}
/**
* This function compares the passed in "suite name" string
* to the product suite information stored in the registry.
* This only works on the Terminal Server 4.0 platform.
**/
EXTERN_C __declspec(dllexport) BOOL ValidateProductSuite (LPSTR SuiteName)
{
BOOL rVal = FALSE;
LONG Rslt;
HKEY hKey = NULL;
DWORD Type = 0;
DWORD Size = 0;
LPSTR ProductSuite = NULL;
LPSTR p;
Rslt = RegOpenKeyA(
HKEY_LOCAL_MACHINE,
"System\\CurrentControlSet\\Control\\ProductOptions",
&hKey
);
if (Rslt != ERROR_SUCCESS)
goto exit;
Rslt = RegQueryValueExA( hKey, "ProductSuite", NULL, &Type, NULL, &Size );
if (Rslt != ERROR_SUCCESS || !Size)
goto exit;
ProductSuite = (LPSTR) LocalAlloc( LPTR, Size );
if (!ProductSuite)
goto exit;
Rslt = RegQueryValueExA( hKey, "ProductSuite", NULL, &Type,
(LPBYTE) ProductSuite, &Size );
if (Rslt != ERROR_SUCCESS || Type != REG_MULTI_SZ)
goto exit;
p = ProductSuite;
while (*p)
{
if (lstrcmpA( p, SuiteName ) == 0)
{
rVal = TRUE;
break;
}
p += (lstrlenA( p ) + 1);
}
exit:
if (ProductSuite)
LocalFree( ProductSuite );
if (hKey)
RegCloseKey( hKey );
return rVal;
}
|
