180 lines
5.6 KiB
C#
180 lines
5.6 KiB
C#
/*
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KeePass Password Safe - The Open-Source Password Manager
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Copyright (C) 2003-2012 Dominik Reichl <dominik.reichl@t-online.de>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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using System;
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using System.Text;
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using System.Security;
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using System.Runtime.InteropServices;
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using System.IO;
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using System.Diagnostics;
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using KeePassLib.Utility;
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namespace KeePassLib.Native
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{
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internal static class NativeMethods
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{
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internal const int MAX_PATH = 260;
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/* [DllImport("KeePassNtv32.dll", EntryPoint = "TransformKey")]
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[return: MarshalAs(UnmanagedType.Bool)]
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private static extern bool TransformKey32(IntPtr pBuf256,
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IntPtr pKey256, UInt64 uRounds);
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[DllImport("KeePassNtv64.dll", EntryPoint = "TransformKey")]
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[return: MarshalAs(UnmanagedType.Bool)]
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private static extern bool TransformKey64(IntPtr pBuf256,
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IntPtr pKey256, UInt64 uRounds);
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internal static bool TransformKey(IntPtr pBuf256, IntPtr pKey256,
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UInt64 uRounds)
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{
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if(Marshal.SizeOf(typeof(IntPtr)) == 8)
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return TransformKey64(pBuf256, pKey256, uRounds);
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else
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return TransformKey32(pBuf256, pKey256, uRounds);
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}
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[DllImport("KeePassNtv32.dll", EntryPoint = "TransformKeyTimed")]
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[return: MarshalAs(UnmanagedType.Bool)]
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private static extern bool TransformKeyTimed32(IntPtr pBuf256,
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IntPtr pKey256, ref UInt64 puRounds, UInt32 uSeconds);
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[DllImport("KeePassNtv64.dll", EntryPoint = "TransformKeyTimed")]
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[return: MarshalAs(UnmanagedType.Bool)]
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private static extern bool TransformKeyTimed64(IntPtr pBuf256,
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IntPtr pKey256, ref UInt64 puRounds, UInt32 uSeconds);
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internal static bool TransformKeyTimed(IntPtr pBuf256, IntPtr pKey256,
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ref UInt64 puRounds, UInt32 uSeconds)
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{
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if(Marshal.SizeOf(typeof(IntPtr)) == 8)
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return TransformKeyTimed64(pBuf256, pKey256, ref puRounds, uSeconds);
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else
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return TransformKeyTimed32(pBuf256, pKey256, ref puRounds, uSeconds);
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} */
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[DllImport("KeePassLibC32.dll", EntryPoint = "TransformKey256")]
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[return: MarshalAs(UnmanagedType.Bool)]
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private static extern bool TransformKey32(IntPtr pBuf256,
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IntPtr pKey256, UInt64 uRounds);
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[DllImport("KeePassLibC64.dll", EntryPoint = "TransformKey256")]
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[return: MarshalAs(UnmanagedType.Bool)]
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private static extern bool TransformKey64(IntPtr pBuf256,
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IntPtr pKey256, UInt64 uRounds);
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internal static bool TransformKey(IntPtr pBuf256, IntPtr pKey256,
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UInt64 uRounds)
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{
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if(Marshal.SizeOf(typeof(IntPtr)) == 8)
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return TransformKey64(pBuf256, pKey256, uRounds);
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else
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return TransformKey32(pBuf256, pKey256, uRounds);
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}
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[DllImport("KeePassLibC32.dll", EntryPoint = "TransformKeyBenchmark256")]
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private static extern UInt64 TransformKeyBenchmark32(UInt32 uTimeMs);
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[DllImport("KeePassLibC64.dll", EntryPoint = "TransformKeyBenchmark256")]
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private static extern UInt64 TransformKeyBenchmark64(UInt32 uTimeMs);
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internal static UInt64 TransformKeyBenchmark(UInt32 uTimeMs)
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{
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if(Marshal.SizeOf(typeof(IntPtr)) == 8)
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return TransformKeyBenchmark64(uTimeMs);
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else
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return TransformKeyBenchmark32(uTimeMs);
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}
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#if !KeePassLibSD
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[DllImport("ShlWApi.dll", CharSet = CharSet.Unicode, ExactSpelling = true)]
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internal static extern int StrCmpLogicalW(string x, string y);
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[DllImport("ShlWApi.dll", CharSet = CharSet.Auto)]
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[return: MarshalAs(UnmanagedType.Bool)]
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internal static extern bool PathRelativePathTo([Out] StringBuilder pszPath,
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[In] string pszFrom, [In] uint dwAttrFrom, [In] string pszTo,
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[In] uint dwAttrTo);
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#endif
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private static bool? m_bSupportsLogicalCmp = null;
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private static void TestNaturalComparisonsSupport()
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{
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#if KeePassLibSD
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#warning No native natural comparisons supported.
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m_bSupportsLogicalCmp = false;
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#else
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try
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{
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StrCmpLogicalW("0", "0"); // Throws exception if unsupported
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m_bSupportsLogicalCmp = true;
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}
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catch(Exception) { m_bSupportsLogicalCmp = false; }
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#endif
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}
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internal static bool SupportsStrCmpNaturally
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{
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get
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{
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if(m_bSupportsLogicalCmp.HasValue == false)
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TestNaturalComparisonsSupport();
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return m_bSupportsLogicalCmp.Value;
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}
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}
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internal static int StrCmpNaturally(string x, string y)
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{
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if(m_bSupportsLogicalCmp.HasValue == false) TestNaturalComparisonsSupport();
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if(m_bSupportsLogicalCmp.Value == false) return 0;
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#if KeePassLibSD
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#warning No native natural comparisons supported.
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return x.CompareTo(y);
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#else
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return StrCmpLogicalW(x, y);
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#endif
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}
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internal static string GetUserRuntimeDir()
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{
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#if !KeePassLibSD
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string strRtDir = Environment.GetEnvironmentVariable("XDG_RUNTIME_DIR");
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if(string.IsNullOrEmpty(strRtDir))
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strRtDir = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
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if(string.IsNullOrEmpty(strRtDir))
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{
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Debug.Assert(false);
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return Path.GetTempPath(); // Not UrlUtil (otherwise cyclic)
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}
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strRtDir = UrlUtil.EnsureTerminatingSeparator(strRtDir, false);
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strRtDir += PwDefs.ShortProductName;
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return strRtDir;
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#else
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return Path.GetTempPath();
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#endif
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}
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}
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}
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