From eebad29559ff027ff2955fe63f95478668e968de Mon Sep 17 00:00:00 2001
From: George Hazan <ghazan@miranda.im>
Date: Mon, 11 Dec 2017 16:45:31 +0300
Subject: IsTerminalDisconnected() moved to core

---
 src/mir_core/src/mir_core.def   |  1 +
 src/mir_core/src/mir_core64.def |  1 +
 src/mir_core/src/stdafx.h       |  1 +
 src/mir_core/src/winver.cpp     | 15 +++++++++++++++
 4 files changed, 18 insertions(+)

(limited to 'src/mir_core')

diff --git a/src/mir_core/src/mir_core.def b/src/mir_core/src/mir_core.def
index 7d0d544d86..700a447198 100644
--- a/src/mir_core/src/mir_core.def
+++ b/src/mir_core/src/mir_core.def
@@ -1054,3 +1054,4 @@ HookTemporaryEvent @1241
 ?Click@CCtrlButton@@QAEXXZ @1242 NONAME
 ??0CTimer@@QAE@$$QAV0@@Z @1243 NONAME
 ??4CTimer@@QAEAAV0@$$QAV0@@Z @1244 NONAME
+IsTerminalDisconnected @1245
diff --git a/src/mir_core/src/mir_core64.def b/src/mir_core/src/mir_core64.def
index c1d716b5d9..6608c359c7 100644
--- a/src/mir_core/src/mir_core64.def
+++ b/src/mir_core/src/mir_core64.def
@@ -1054,3 +1054,4 @@ HookTemporaryEvent @1241
 ?Click@CCtrlButton@@QEAAXXZ @1242 NONAME
 ??0CTimer@@QEAA@$$QEAV0@@Z @1243 NONAME
 ??4CTimer@@QEAAAEAV0@$$QEAV0@@Z @1244 NONAME
+IsTerminalDisconnected @1245
diff --git a/src/mir_core/src/stdafx.h b/src/mir_core/src/stdafx.h
index e72153c8b7..67dea82922 100644
--- a/src/mir_core/src/stdafx.h
+++ b/src/mir_core/src/stdafx.h
@@ -33,6 +33,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include <vssym32.h>
 #include <Uxtheme.h>
 #include <Richedit.h>
+#include <Wtsapi32.h>
 
 #include <malloc.h>
 #include <stdio.h>
diff --git a/src/mir_core/src/winver.cpp b/src/mir_core/src/winver.cpp
index 07faca4d1c..a724f6e443 100644
--- a/src/mir_core/src/winver.cpp
+++ b/src/mir_core/src/winver.cpp
@@ -100,6 +100,21 @@ MIR_CORE_DLL(BOOL) IsWorkstationLocked(void)
 	return bLocked;
 }
 
+MIR_CORE_DLL(BOOL) IsTerminalDisconnected(void)
+{
+	PVOID pBuffer = nullptr;
+	DWORD pBytesReturned = 0;
+	BOOL result = FALSE;
+
+	if (WTSQuerySessionInformation(WTS_CURRENT_SERVER_HANDLE, WTS_CURRENT_SESSION, WTSConnectState, (LPTSTR *)&pBuffer, &pBytesReturned))
+		if (*(PDWORD)pBuffer == WTSDisconnected)
+			result = TRUE;
+
+	if (pBuffer)
+		WTSFreeMemory(pBuffer);
+	return result;
+}
+
 MIR_CORE_DLL(BOOL) IsScreenSaverRunning(void)
 {
 	BOOL rc = FALSE;
-- 
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