Add TrueCrypt 7.1a MacOSX/Linux specific source files.

src/Volume/VolumePasswordCache.h

@@ -0,0 +1,36 @@
+/*
+ Copyright (c) 2008 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.
+*/
+
+#ifndef TC_HEADER_Volume_VolumePasswordCache
+#define TC_HEADER_Volume_VolumePasswordCache
+
+#include "Platform/Platform.h"
+#include "VolumePassword.h"
+
+namespace TrueCrypt
+{
+	typedef list < shared_ptr < VolumePassword > > CachedPasswordList;
+
+	class VolumePasswordCache
+	{
+	public:
+		static CachedPasswordList GetPasswords ();
+		static bool IsEmpty () { return CachedPasswords.empty(); }
+		static void Store (const VolumePassword &newPassword);
+		static void Clear () { CachedPasswords.clear(); }
+		static const size_t Capacity = 4;
+
+	protected:
+		static CachedPasswordList CachedPasswords;
+
+	private:
+		VolumePasswordCache ();
+	};
+}
+
+#endif // TC_HEADER_Volume_VolumePasswordCache