RDP Wrapper Library project by Stas'M

Terminal Services supported versions
6.0.X.X        (Windows Vista, any)                    [policy hook only]
6.0.6000.16386 (Windows Vista)                         [policy hook + extended patch]
6.0.6001.18000 (Windows Vista SP1)                     [policy hook + extended patch]
6.0.6001.22565 (Windows Vista SP1 with KB977541)       [todo]
6.0.6001.22635 (Windows Vista SP1 with KB970911)       [todo]
6.0.6001.22801 (Windows Vista SP1 with KB2381675)      [todo]
6.0.6002.18005 (Windows Vista SP2)                     [policy hook + extended patch]
6.0.6002.22269 (Windows Vista SP2 with KB977541)       [todo]
6.0.6002.22340 (Windows Vista SP2 with KB970911)       [todo]
6.0.6002.22515 (Windows Vista SP2 with KB2381675)      [todo]
6.0.6002.22641 (Windows Vista SP2 with KB2523307)      [todo]
6.0.6002.19214 (Windows Vista SP2 with KB3003743 GDR)  [policy hook + extended patch]
6.0.6002.23521 (Windows Vista SP2 with KB3003743 LDR)  [policy hook + extended patch]
6.1.X.X        (Windows 7, any)                        [policy hook only]
6.1.7600.16385 (Windows 7)                             [policy hook + extended patch]
6.1.7600.20890 (Windows 7 with KB2479710)              [todo]
6.1.7600.21316 (Windows 7 with KB2750090)              [todo]
6.1.7601.17514 (Windows 7 SP1)                         [policy hook + extended patch]
6.1.7601.21650 (Windows 7 SP1 with KB2479710)          [todo]
6.1.7601.21866 (Windows 7 SP1 with KB2647409)          [todo]
6.1.7601.22104 (Windows 7 SP1 with KB2750090)          [todo]
6.1.7601.18540 (Windows 7 SP1 with KB2984972 GDR)      [policy hook + extended patch]
6.1.7601.22750 (Windows 7 SP1 with KB2984972 LDR)      [policy hook + extended patch]
6.1.7601.18637 (Windows 7 SP1 with KB3003743 GDR)      [policy hook + extended patch]
6.1.7601.22843 (Windows 7 SP1 with KB3003743 LDR)      [policy hook + extended patch]
6.2.8102.0     (Windows 8 Developer Preview)           [policy hook + extended patch]
6.2.8250.0     (Windows 8 Consumer Preview)            [policy hook + extended patch]
6.2.8400.0     (Windows 8 Release Preview)             [policy hook + extended patch]
6.2.9200.16384 (Windows 8)                             [policy hook + extended patch]
6.2.9200.17048 (Windows 8 with KB2973501 GDR)          [policy hook + extended patch]
6.2.9200.21166 (Windows 8 with KB2973501 LDR)          [policy hook + extended patch]
6.3.9431.0     (Windows 8.1 Preview)                   [init hook + extended patch]
6.3.9600.16384 (Windows 8.1)                           [init hook + extended patch]
6.3.9600.17095 (Windows 8.1 with KB2959626)            [init hook + extended patch]
6.3.9600.17415 (Windows 8.1 with KB3000850)            [!todo]
6.4.9841.0     (Windows 10 Technical Preview)          [init hook + extended patch]
6.4.9860.0     (Windows 10 Technical Preview Update 1) [init hook + extended patch]
6.4.9879.0     (Windows 10 Technical Preview Update 2) [!todo]

Known failures
6.0.6000.16386 (Windows Vista RTM x86, crashes on logon attempt)

Source code changelog (rdpwrap library):

2014.11.20 :
- improved comments
- researching KB3000850

2014.11.13 :
- researching KB3003743
- added support for version 6.0.6002.19214
- added support for version 6.0.6002.23521
- added support for version 6.1.7601.18637
- added support for version 6.1.7601.22843

2014.11.02 :
- researching termsrv.dll 6.4.9860.0
- done

2014.10.19 :
- added support for version 6.0.6000.16386 (x64)
- added support for version 6.0.6001.18000 (x64)
- added support for version 6.1.7600.16385

2014.10.18 :
- corrected some typos in source
- simplified signature constants
- added support for version 6.0.6000.16386 (x86)
- added support for version 6.0.6001.18000 (x86)
- added support for version 6.0.6002.18005
- added support for version 6.1.7601.17514
- added support for version 6.1.7601.18540
- added support for version 6.1.7601.22750
- added support for version 6.2.9200.17048
- added support for version 6.2.9200.21166

2014.10.17 :
- collecting information about all versions of Terminal Services beginning from Vista
- added [todo] to the versions list

2014.10.16 :
- got new updates: KB2984972 for Win 7 (still works with 2 concurrent users) and KB2973501 for Win 8 (doesn't work)

2014.10.02 :
- researching Windows 10 TP Remote Desktop
- done! even without debugging symbols ^^)

2014.07.20 :
- added support for Windows 8 Release Preview
- added support for Windows 8 Consumer Preview
- added support for Windows 8 Developer Preview

2014.07.19 :
- improved patching of Windows 8
- added policy patches
- will patch CDefPolicy::Query
- will patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled

2014.07.18 :
- researched patched files from MDL forum
- CSLQuery::GetMaxSessions requires no patching
- it's better to change the default policy, so...
- will patch CDefPolicy::Query
- will patch CEnforcementCore::GetInstanceOfTSLicense
- will patch CSessionArbitrationHelper::IsSingleSessionPerUserEnabled
- the function CSLQuery::Initialize is hooked correctly

2014.07.17 :
- will hook only CSLQuery::Initialize function
- CSLQuery::GetMaxSessions will be patched
- added x86 signatures for 6.3.9431.0 (Windows 8.1 Preview)

2014.07.16 :
- changing asm opcodes is bad, will hook CSL functions

2014.07.15 :
- added x86 signatures for 6.3.9600.16384 (Windows 8.1)
2014.07.15 :
- added x86 signatures for 6.3.9600.17095 (Windows 8.1 with KB2959626)