mirror of
https://github.com/wismna/ModernKeePass.git
synced 2025-10-03 23:50:18 -04:00
KeePassLib finally portable (but version 2.19)
Windows Store project stub
This commit is contained in:
244
ModernKeePassLib/Native/NativeLib.cs
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244
ModernKeePassLib/Native/NativeLib.cs
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/*
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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.Collections.Generic;
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using System.Runtime.InteropServices;
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using System.Diagnostics;
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using ModernKeePassLib.Utility;
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namespace ModernKeePassLib.Native
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{
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/// <summary>
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/// Interface to native library (library containing fast versions of
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/// several cryptographic functions).
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/// </summary>
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public static class NativeLib
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{
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private static bool m_bAllowNative = true;
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/// <summary>
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/// If this property is set to <c>true</c>, the native library is used.
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/// If it is <c>false</c>, all calls to functions in this class will fail.
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/// </summary>
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public static bool AllowNative
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{
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get { return m_bAllowNative; }
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set { m_bAllowNative = value; }
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}
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/// <summary>
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/// Determine if the native library is installed.
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/// </summary>
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/// <returns>Returns <c>true</c>, if the native library is installed.</returns>
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public static bool IsLibraryInstalled()
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{
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byte[] pDummy0 = new byte[32];
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byte[] pDummy1 = new byte[32];
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// Save the native state
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bool bCachedNativeState = m_bAllowNative;
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// Temporarily allow native functions and try to load the library
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m_bAllowNative = true;
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bool bResult = TransformKey256(pDummy0, pDummy1, 16);
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// Pop native state and return result
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m_bAllowNative = bCachedNativeState;
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return bResult;
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}
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private static bool? m_bIsUnix = null;
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public static bool IsUnix()
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{
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if(m_bIsUnix.HasValue) return m_bIsUnix.Value;
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#if KeePassWinRT
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return false;
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#else
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PlatformID p = GetPlatformID();
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// Mono defines Unix as 128 in early .NET versions
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#if !KeePassLibSD
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m_bIsUnix = ((p == PlatformID.Unix) || (p == PlatformID.MacOSX) ||
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((int)p == 128));
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#else
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m_bIsUnix = (((int)p == 4) || ((int)p == 6) || ((int)p == 128));
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#endif
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return m_bIsUnix.Value;
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#endif //KeePassWinRT
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}
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// TODO Bert : Not supported for the time being.
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#if !KeePassWinRT
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private static PlatformID? m_platID = null;
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public static PlatformID GetPlatformID()
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{
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if(m_platID.HasValue) return m_platID.Value;
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m_platID = Environment.OSVersion.Platform;
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#if !KeePassLibSD
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// Mono returns PlatformID.Unix on Mac OS X, workaround this
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if(m_platID.Value == PlatformID.Unix)
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{
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if((RunConsoleApp("uname", null) ?? string.Empty).Trim().Equals(
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"Darwin", StrUtil.CaseIgnoreCmp))
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m_platID = PlatformID.MacOSX;
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}
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#endif
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return m_platID.Value;
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}
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#endif
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// BERT Todo: Not supported for the moment.
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#if !KeePassLibSD && TODO
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public static string RunConsoleApp(string strAppPath, string strParams)
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{
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return RunConsoleApp(strAppPath, strParams, null);
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}
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public static string RunConsoleApp(string strAppPath, string strParams,
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string strStdInput)
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{
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if(strAppPath == null) throw new ArgumentNullException("strAppPath");
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if(strAppPath.Length == 0) throw new ArgumentException("strAppPath");
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try
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{
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ProcessStartInfo psi = new ProcessStartInfo();
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psi.CreateNoWindow = true;
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psi.FileName = strAppPath;
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psi.WindowStyle = ProcessWindowStyle.Hidden;
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psi.UseShellExecute = false;
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psi.RedirectStandardOutput = true;
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if(strStdInput != null) psi.RedirectStandardInput = true;
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if(!string.IsNullOrEmpty(strParams)) psi.Arguments = strParams;
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Process p = Process.Start(psi);
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if(strStdInput != null)
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{
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p.StandardInput.Write(strStdInput);
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p.StandardInput.Close();
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}
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string strOutput = p.StandardOutput.ReadToEnd();
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p.WaitForExit();
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return strOutput;
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}
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catch(Exception) { Debug.Assert(false); }
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return null;
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}
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#endif
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/// <summary>
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/// Transform a key.
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/// </summary>
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/// <param name="pBuf256">Source and destination buffer.</param>
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/// <param name="pKey256">Key to use in the transformation.</param>
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/// <param name="uRounds">Number of transformation rounds.</param>
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/// <returns>Returns <c>true</c>, if the key was transformed successfully.</returns>
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public static bool TransformKey256(byte[] pBuf256, byte[] pKey256,
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ulong uRounds)
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{
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if(m_bAllowNative == false) return false;
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KeyValuePair<IntPtr, IntPtr> kvp = PrepareArrays256(pBuf256, pKey256);
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bool bResult = false;
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try
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{
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bResult = NativeMethods.TransformKey(kvp.Key, kvp.Value, uRounds);
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}
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catch(Exception) { bResult = false; }
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if(bResult) GetBuffers256(kvp, pBuf256, pKey256);
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NativeLib.FreeArrays(kvp);
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return bResult;
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}
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/// <summary>
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/// Benchmark key transformation.
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/// </summary>
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/// <param name="uTimeMs">Number of seconds to perform the benchmark.</param>
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/// <param name="puRounds">Number of transformations done.</param>
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/// <returns>Returns <c>true</c>, if the benchmark was successful.</returns>
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public static bool TransformKeyBenchmark256(uint uTimeMs, out ulong puRounds)
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{
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puRounds = 0;
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if(m_bAllowNative == false) return false;
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try { puRounds = NativeMethods.TransformKeyBenchmark(uTimeMs); }
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catch(Exception) { return false; }
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return true;
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}
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private static KeyValuePair<IntPtr, IntPtr> PrepareArrays256(byte[] pBuf256,
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byte[] pKey256)
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{
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Debug.Assert((pBuf256 != null) && (pBuf256.Length == 32));
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if(pBuf256 == null) throw new ArgumentNullException("pBuf256");
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if(pBuf256.Length != 32) throw new ArgumentException();
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Debug.Assert((pKey256 != null) && (pKey256.Length == 32));
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if(pKey256 == null) throw new ArgumentNullException("pKey256");
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if(pKey256.Length != 32) throw new ArgumentException();
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IntPtr hBuf = Marshal.AllocHGlobal(pBuf256.Length);
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Marshal.Copy(pBuf256, 0, hBuf, pBuf256.Length);
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IntPtr hKey = Marshal.AllocHGlobal(pKey256.Length);
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Marshal.Copy(pKey256, 0, hKey, pKey256.Length);
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return new KeyValuePair<IntPtr, IntPtr>(hBuf, hKey);
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}
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private static void GetBuffers256(KeyValuePair<IntPtr, IntPtr> kvpSource,
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byte[] pbDestBuf, byte[] pbDestKey)
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{
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if(kvpSource.Key != IntPtr.Zero)
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Marshal.Copy(kvpSource.Key, pbDestBuf, 0, pbDestBuf.Length);
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if(kvpSource.Value != IntPtr.Zero)
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Marshal.Copy(kvpSource.Value, pbDestKey, 0, pbDestKey.Length);
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}
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private static void FreeArrays(KeyValuePair<IntPtr, IntPtr> kvpPointers)
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{
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if(kvpPointers.Key != IntPtr.Zero)
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Marshal.FreeHGlobal(kvpPointers.Key);
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if(kvpPointers.Value != IntPtr.Zero)
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Marshal.FreeHGlobal(kvpPointers.Value);
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}
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}
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}
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154
ModernKeePassLib/Native/NativeMethods.cs
Normal file
154
ModernKeePassLib/Native/NativeMethods.cs
Normal file
@@ -0,0 +1,154 @@
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/*
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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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namespace ModernKeePassLib.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 && TODO
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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 || !TODO
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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 || !TODO
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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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}
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}
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Reference in New Issue
Block a user