From 7ffce028d04a6b13ef762e2b89c34b688e8ca59d Mon Sep 17 00:00:00 2001
From: Mounir IDRASSI <mounir.idrassi@idrix.fr>
Date: Sat, 31 May 2014 18:44:53 +0200
Subject: Add TrueCrypt 7.1a MacOSX/Linux specific source files.

---
 src/Platform/Unix/SystemInfo.cpp | 69 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 src/Platform/Unix/SystemInfo.cpp

(limited to 'src/Platform/Unix/SystemInfo.cpp')

diff --git a/src/Platform/Unix/SystemInfo.cpp b/src/Platform/Unix/SystemInfo.cpp
new file mode 100644
index 00000000..d0ea6e61
--- /dev/null
+++ b/src/Platform/Unix/SystemInfo.cpp
@@ -0,0 +1,69 @@
+/*
+ Copyright (c) 2008-2009 TrueCrypt Developers Association. All rights reserved.
+
+ Governed by the TrueCrypt License 3.0 the full text of which is contained in
+ the file License.txt included in TrueCrypt binary and source code distribution
+ packages.
+*/
+
+#include "Platform/SystemException.h"
+#include "Platform/SystemInfo.h"
+#include <sys/utsname.h>
+
+namespace TrueCrypt
+{
+	wstring SystemInfo::GetPlatformName ()
+	{
+#ifdef TC_LINUX
+		return L"Linux";
+#elif defined (TC_MACOSX)
+		return L"Mac OS X";
+#elif defined (TC_FREEBSD)
+		return L"FreeBSD";
+#elif defined (TC_SOLARIS)
+		return L"Solaris";
+#else
+#	error GetPlatformName() undefined
+#endif
+
+	}
+
+	vector <int> SystemInfo::GetVersion ()
+	{
+		struct utsname unameData;
+		throw_sys_if (uname (&unameData) == -1);
+
+		vector <string> versionStrings = StringConverter::Split (unameData.release, ".");
+		vector <int> version;
+
+		for (size_t i = 0; i < versionStrings.size(); ++i)
+		{
+			string s = versionStrings[i];
+
+			size_t p = s.find_first_not_of ("0123456789");
+			if (p != string::npos)
+				s = s.substr (0, p);
+
+			if (s.empty())
+				break;
+
+			version.push_back (StringConverter::ToUInt32 (s));
+		}
+
+		return version;
+	}
+
+	bool SystemInfo::IsVersionAtLeast (int versionNumber1, int versionNumber2, int versionNumber3)
+	{
+		vector <int> osVersionNumbers = GetVersion();
+
+		if (osVersionNumbers.size() < 2)
+			throw ParameterIncorrect (SRC_POS);
+
+		if (osVersionNumbers.size() < 3)
+			osVersionNumbers[2] = 0;
+
+		return (osVersionNumbers[0] * 10000000 +  osVersionNumbers[1] * 10000 + osVersionNumbers[2]) >=
+			(versionNumber1 * 10000000 +  versionNumber2 * 10000 + versionNumber3);
+	}
+}
-- 
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