134 lines
7.6 KiB
C#
134 lines
7.6 KiB
C#
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//------------------------------------------------------------------------------
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// <copyright file="NativeMethods.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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// <owner current="true" primary="true">markash</owner>
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// <owner current="true" primary="false">blained</owner>
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// <owner current="true" primary="false">mithomas</owner>
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//------------------------------------------------------------------------------
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using System;
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using System.Runtime.InteropServices;
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using System.Runtime.Versioning;
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namespace System.Data.Common {
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internal static class NativeMethods {
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#if !NO_OLEDB
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[Guid("0c733a1e-2a1c-11ce-ade5-00aa0044773d"), InterfaceType(ComInterfaceType.InterfaceIsIUnknown), ComImport]
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internal interface ISourcesRowset {
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[PreserveSig] System.Data.OleDb.OleDbHResult GetSourcesRowset(
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[In] IntPtr pUnkOuter,
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[In, MarshalAs(UnmanagedType.LPStruct)] Guid riid,
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[In] int cPropertySets,
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[In] IntPtr rgProperties,
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[Out, MarshalAs(UnmanagedType.Interface)] out object ppRowset);
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}
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#endif
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[Guid("0C733A5E-2A1C-11CE-ADE5-00AA0044773D"), InterfaceTypeAttribute(ComInterfaceType.InterfaceIsIUnknown), ComImport]
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internal interface ITransactionJoin {
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[ Obsolete("not used", true)] [PreserveSig] int GetOptionsObject(
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/*deleted parameter signature*/);
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void JoinTransaction(
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[In, MarshalAs(UnmanagedType.Interface)] object punkTransactionCoord,
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[In] Int32 isoLevel,
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[In] Int32 isoFlags,
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[In] IntPtr pOtherOptions);
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}
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[DllImport(ExternDll.Kernel32, ExactSpelling=true, CharSet=System.Runtime.InteropServices.CharSet.Auto)]
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[ResourceExposure(ResourceScope.Machine)]
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static internal extern IntPtr MapViewOfFile(IntPtr hFileMappingObject, int dwDesiredAccess, int dwFileOffsetHigh, int dwFileOffsetLow, IntPtr dwNumberOfBytesToMap);
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// OpenFileMappingA contains a security venerability, in the unicode->ansi conversion
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// Its possible to spoof the directory and construct ../ sequeences, See FxCop Warrning
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// Specify marshaling for pinvoke string arguments
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[DllImport(ExternDll.Kernel32, CharSet=System.Runtime.InteropServices.CharSet.Ansi, BestFitMapping=false, ThrowOnUnmappableChar=true)]
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// [DllImport(ExternDll.Kernel32, CharSet=System.Runtime.InteropServices.CharSet.Ansi)]
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[ResourceExposure(ResourceScope.Machine)]
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static internal extern IntPtr OpenFileMappingA(int dwDesiredAccess, bool bInheritHandle, [MarshalAs(UnmanagedType.LPStr)] string lpName);
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// CreateFileMappingA contains a security venerability, in the unicode->ansi conversion
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// Its possible to spoof the directory and construct ../ sequeences, See FxCop Warrning
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// Specify marshaling for pinvoke string arguments
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[DllImport(ExternDll.Kernel32, CharSet=System.Runtime.InteropServices.CharSet.Ansi, BestFitMapping=false, ThrowOnUnmappableChar=true)]
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// [DllImport(ExternDll.Kernel32, CharSet=System.Runtime.InteropServices.CharSet.Ansi)]
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[ResourceExposure(ResourceScope.Machine)]
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static internal extern IntPtr CreateFileMappingA(IntPtr hFile, IntPtr pAttr, int flProtect, int dwMaximumSizeHigh, int dwMaximumSizeLow, [MarshalAs(UnmanagedType.LPStr)] string lpName);
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[DllImport(ExternDll.Kernel32, ExactSpelling=true, CharSet=System.Runtime.InteropServices.CharSet.Auto)]
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[ResourceExposure(ResourceScope.Machine)]
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static internal extern bool UnmapViewOfFile(IntPtr lpBaseAddress);
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[DllImport(ExternDll.Kernel32, ExactSpelling=true, CharSet=System.Runtime.InteropServices.CharSet.Auto, SetLastError=true)]
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[ResourceExposure(ResourceScope.Machine)]
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static internal extern bool CloseHandle(IntPtr handle);
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[DllImport(ExternDll.Advapi32, ExactSpelling=true, CharSet=System.Runtime.InteropServices.CharSet.Auto, SetLastError=true)]
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[ResourceExposure(ResourceScope.None)]
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static internal extern bool AllocateAndInitializeSid(
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IntPtr pIdentifierAuthority, // authority
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byte nSubAuthorityCount, // count of subauthorities
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int dwSubAuthority0, // subauthority 0
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int dwSubAuthority1, // subauthority 1
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int dwSubAuthority2, // subauthority 2
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int dwSubAuthority3, // subauthority 3
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int dwSubAuthority4, // subauthority 4
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int dwSubAuthority5, // subauthority 5
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int dwSubAuthority6, // subauthority 6
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int dwSubAuthority7, // subauthority 7
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ref IntPtr pSid ); // SID
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[DllImport(ExternDll.Advapi32, ExactSpelling=true, CharSet=System.Runtime.InteropServices.CharSet.Auto, SetLastError=true)]
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[ResourceExposure(ResourceScope.None)]
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static internal extern int GetLengthSid(
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IntPtr pSid); // SID to query
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[DllImport(ExternDll.Advapi32, ExactSpelling=true, CharSet=System.Runtime.InteropServices.CharSet.Auto, SetLastError=true)]
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[ResourceExposure(ResourceScope.None)]
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static internal extern bool InitializeAcl(
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IntPtr pAcl, // ACL
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int nAclLength, // size of ACL
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int dwAclRevision ); // revision level of ACL
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[DllImport(ExternDll.Advapi32, ExactSpelling=true, CharSet=System.Runtime.InteropServices.CharSet.Auto, SetLastError=true)]
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[ResourceExposure(ResourceScope.None)]
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static internal extern bool AddAccessDeniedAce(
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IntPtr pAcl, // access control list
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int dwAceRevision, // ACL revision level
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int AccessMask, // access mask
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IntPtr pSid ); // security identifier
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[DllImport(ExternDll.Advapi32, ExactSpelling=true, CharSet=System.Runtime.InteropServices.CharSet.Auto, SetLastError=true)]
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[ResourceExposure(ResourceScope.None)]
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static internal extern bool AddAccessAllowedAce(
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IntPtr pAcl, // access control list
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int dwAceRevision, // ACL revision level
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uint AccessMask, // access mask
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IntPtr pSid ); // security identifier
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[DllImport(ExternDll.Advapi32, ExactSpelling=true, CharSet=System.Runtime.InteropServices.CharSet.Auto, SetLastError=true)]
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[ResourceExposure(ResourceScope.None)]
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static internal extern bool InitializeSecurityDescriptor(
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IntPtr pSecurityDescriptor, // SD
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int dwRevision ); // revision level
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[DllImport(ExternDll.Advapi32, ExactSpelling=true, CharSet=System.Runtime.InteropServices.CharSet.Auto, SetLastError=true)]
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[ResourceExposure(ResourceScope.None)]
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static internal extern bool SetSecurityDescriptorDacl(
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IntPtr pSecurityDescriptor, // SD
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bool bDaclPresent, // DACL presence
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IntPtr pDacl, // DACL
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bool bDaclDefaulted); // default DACL
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[DllImport(ExternDll.Advapi32, ExactSpelling=true, CharSet=System.Runtime.InteropServices.CharSet.Auto, SetLastError=true)]
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[ResourceExposure(ResourceScope.None)]
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static internal extern IntPtr FreeSid(
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IntPtr pSid); // SID to free
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}
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}
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