Files
modernkeepasslib/ModernKeePassLib/Native/NativeMethods.cs
Geoffroy BONNEVILLE b8240d482f Update Lib to version 2.44
Update nuget packages
2020-03-16 15:28:05 +01:00

292 lines
9.4 KiB
C#

/*
KeePass Password Safe - The Open-Source Password Manager
Copyright (C) 2003-2020 Dominik Reichl <dominik.reichl@t-online.de>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
using System;
using System.Diagnostics;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;
using ModernKeePassLib.Utility;
namespace ModernKeePassLib.Native
{
internal static partial class NativeMethods
{
internal const int MAX_PATH = 260;
internal const long INVALID_HANDLE_VALUE = -1;
internal const uint MOVEFILE_REPLACE_EXISTING = 0x00000001;
internal const uint MOVEFILE_COPY_ALLOWED = 0x00000002;
internal const uint FILE_SUPPORTS_TRANSACTIONS = 0x00200000;
internal const int MAX_TRANSACTION_DESCRIPTION_LENGTH = 64;
internal static readonly Guid FOLDERID_SkyDrive = new Guid(
"A52BBA46-E9E1-435F-B3D9-28DAA648C0F6");
// internal const uint TF_SFT_SHOWNORMAL = 0x00000001;
// internal const uint TF_SFT_HIDDEN = 0x00000008;
/* [DllImport("KeePassNtv32.dll", EntryPoint = "TransformKey")]
[return: MarshalAs(UnmanagedType.Bool)]
private static extern bool TransformKey32(IntPtr pBuf256,
IntPtr pKey256, UInt64 uRounds);
[DllImport("KeePassNtv64.dll", EntryPoint = "TransformKey")]
[return: MarshalAs(UnmanagedType.Bool)]
private static extern bool TransformKey64(IntPtr pBuf256,
IntPtr pKey256, UInt64 uRounds);
internal static bool TransformKey(IntPtr pBuf256, IntPtr pKey256,
UInt64 uRounds)
{
if(IntPtr.Size == 4)
return TransformKey32(pBuf256, pKey256, uRounds);
return TransformKey64(pBuf256, pKey256, uRounds);
}
[DllImport("KeePassNtv32.dll", EntryPoint = "TransformKeyTimed")]
[return: MarshalAs(UnmanagedType.Bool)]
private static extern bool TransformKeyTimed32(IntPtr pBuf256,
IntPtr pKey256, ref UInt64 puRounds, UInt32 uSeconds);
[DllImport("KeePassNtv64.dll", EntryPoint = "TransformKeyTimed")]
[return: MarshalAs(UnmanagedType.Bool)]
private static extern bool TransformKeyTimed64(IntPtr pBuf256,
IntPtr pKey256, ref UInt64 puRounds, UInt32 uSeconds);
internal static bool TransformKeyTimed(IntPtr pBuf256, IntPtr pKey256,
ref UInt64 puRounds, UInt32 uSeconds)
{
if(IntPtr.Size == 4)
return TransformKeyTimed32(pBuf256, pKey256, ref puRounds, uSeconds);
return TransformKeyTimed64(pBuf256, pKey256, ref puRounds, uSeconds);
} */
#if !KeePassUAP
[DllImport("KeePassLibC32.dll", EntryPoint = "TransformKey256")]
[return: MarshalAs(UnmanagedType.Bool)]
private static extern bool TransformKey32(IntPtr pBuf256,
IntPtr pKey256, UInt64 uRounds);
[DllImport("KeePassLibC64.dll", EntryPoint = "TransformKey256")]
[return: MarshalAs(UnmanagedType.Bool)]
private static extern bool TransformKey64(IntPtr pBuf256,
IntPtr pKey256, UInt64 uRounds);
internal static bool TransformKey(IntPtr pBuf256, IntPtr pKey256,
UInt64 uRounds)
{
if(IntPtr.Size == 4)
return TransformKey32(pBuf256, pKey256, uRounds);
return TransformKey64(pBuf256, pKey256, uRounds);
}
[DllImport("KeePassLibC32.dll", EntryPoint = "TransformKeyBenchmark256")]
private static extern UInt64 TransformKeyBenchmark32(UInt32 uTimeMs);
[DllImport("KeePassLibC64.dll", EntryPoint = "TransformKeyBenchmark256")]
private static extern UInt64 TransformKeyBenchmark64(UInt32 uTimeMs);
internal static UInt64 TransformKeyBenchmark(UInt32 uTimeMs)
{
if(IntPtr.Size == 4)
return TransformKeyBenchmark32(uTimeMs);
return TransformKeyBenchmark64(uTimeMs);
}
#endif
/* [DllImport("KeePassLibC32.dll", EntryPoint = "TF_ShowLangBar")]
[return: MarshalAs(UnmanagedType.Bool)]
private static extern bool TF_ShowLangBar32(UInt32 dwFlags);
[DllImport("KeePassLibC64.dll", EntryPoint = "TF_ShowLangBar")]
[return: MarshalAs(UnmanagedType.Bool)]
private static extern bool TF_ShowLangBar64(UInt32 dwFlags);
internal static bool TfShowLangBar(uint dwFlags)
{
if(IntPtr.Size == 4) return TF_ShowLangBar32(dwFlags);
return TF_ShowLangBar64(dwFlags);
} */
[DllImport("KeePassLibC32.dll", EntryPoint = "ProtectProcessWithDacl")]
private static extern void ProtectProcessWithDacl32();
[DllImport("KeePassLibC64.dll", EntryPoint = "ProtectProcessWithDacl")]
private static extern void ProtectProcessWithDacl64();
internal static void ProtectProcessWithDacl()
{
try
{
if(NativeLib.IsUnix()) return;
if(IntPtr.Size == 4) ProtectProcessWithDacl32();
else ProtectProcessWithDacl64();
}
catch(Exception) { Debug.Assert(false); }
}
[DllImport("Kernel32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
internal static extern bool CloseHandle(IntPtr hObject);
[DllImport("Kernel32.dll", CharSet = CharSet.Auto, ExactSpelling = false,
SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
internal static extern bool GetVolumeInformation(string lpRootPathName,
StringBuilder lpVolumeNameBuffer, UInt32 nVolumeNameSize,
ref UInt32 lpVolumeSerialNumber, ref UInt32 lpMaximumComponentLength,
ref UInt32 lpFileSystemFlags, StringBuilder lpFileSystemNameBuffer,
UInt32 nFileSystemNameSize);
[DllImport("Kernel32.dll", CharSet = CharSet.Auto, ExactSpelling = false,
SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
internal static extern bool MoveFileEx(string lpExistingFileName,
string lpNewFileName, UInt32 dwFlags);
[DllImport("KtmW32.dll", CharSet = CharSet.Unicode, ExactSpelling = true,
SetLastError = true)]
internal static extern IntPtr CreateTransaction(IntPtr lpTransactionAttributes,
IntPtr lpUOW, UInt32 dwCreateOptions, UInt32 dwIsolationLevel,
UInt32 dwIsolationFlags, UInt32 dwTimeout, string lpDescription);
[DllImport("KtmW32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
internal static extern bool CommitTransaction(IntPtr hTransaction);
[DllImport("Kernel32.dll", CharSet = CharSet.Auto, ExactSpelling = false,
SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
internal static extern bool MoveFileTransacted(string lpExistingFileName,
string lpNewFileName, IntPtr lpProgressRoutine, IntPtr lpData,
UInt32 dwFlags, IntPtr hTransaction);
[DllImport("Shell32.dll")]
private static extern int SHGetKnownFolderPath(ref Guid rfid, uint dwFlags,
IntPtr hToken, out IntPtr ppszPath);
#if (!KeePassLibSD && !KeePassUAP)
[DllImport("ShlWApi.dll", CharSet = CharSet.Auto)]
[return: MarshalAs(UnmanagedType.Bool)]
internal static extern bool PathRelativePathTo([Out] StringBuilder pszPath,
[In] string pszFrom, uint dwAttrFrom, [In] string pszTo, uint dwAttrTo);
[DllImport("ShlWApi.dll", CharSet = CharSet.Unicode, ExactSpelling = true)]
private static extern int StrCmpLogicalW(string x, string y);
private static bool? m_obSupportsLogicalCmp = null;
private static void TestNaturalComparisonsSupport()
{
try
{
StrCmpLogicalW("0", "0"); // Throws exception if unsupported
m_obSupportsLogicalCmp = true;
}
catch(Exception) { m_obSupportsLogicalCmp = false; }
}
#endif
internal static bool SupportsStrCmpNaturally
{
get
{
#if (!KeePassLibSD && !KeePassUAP)
if(!m_obSupportsLogicalCmp.HasValue)
TestNaturalComparisonsSupport();
return m_obSupportsLogicalCmp.Value;
#else
return false;
#endif
}
}
internal static int StrCmpNaturally(string x, string y)
{
#if (!KeePassLibSD && !KeePassUAP)
if(!NativeMethods.SupportsStrCmpNaturally)
{
Debug.Assert(false);
return string.Compare(x, y, true);
}
return StrCmpLogicalW(x, y);
#else
Debug.Assert(false);
return string.Compare(x, y, true);
#endif
}
internal static string GetUserRuntimeDir()
{
#if KeePassLibSD
return Path.GetTempPath();
#else
#if KeePassUAP
string strRtDir = EnvironmentExt.AppDataLocalFolderPath;
#else
string strRtDir = Environment.GetEnvironmentVariable("XDG_RUNTIME_DIR");
if(string.IsNullOrEmpty(strRtDir))
strRtDir = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
if(string.IsNullOrEmpty(strRtDir))
{
Debug.Assert(false);
return Path.GetTempPath(); // Not UrlUtil (otherwise cyclic)
}
#endif
strRtDir = UrlUtil.EnsureTerminatingSeparator(strRtDir, false);
strRtDir += PwDefs.ShortProductName;
return strRtDir;
#endif
}
internal static string GetKnownFolderPath(Guid g)
{
if(Marshal.SystemDefaultCharSize != 2) { Debug.Assert(false); return string.Empty; }
IntPtr pszPath = IntPtr.Zero;
try
{
if(SHGetKnownFolderPath(ref g, 0, IntPtr.Zero, out pszPath) == 0)
{
if(pszPath != IntPtr.Zero)
return Marshal.PtrToStringUni(pszPath);
else { Debug.Assert(false); }
}
}
catch(Exception) { Debug.Assert(false); }
finally
{
try { if(pszPath != IntPtr.Zero) Marshal.FreeCoTaskMem(pszPath); }
catch(Exception) { Debug.Assert(false); }
}
return string.Empty;
}
}
}