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161 lines
5.8 KiB
161 lines
5.8 KiB
#if MYSQL_6_9
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// Copyright (c) 2004-2008 MySQL AB, 2008-2009 Sun Microsystems, Inc.
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//
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// MySQL Connector/NET is licensed under the terms of the GPLv2
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// <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
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// MySQL Connectors. There are special exceptions to the terms and
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// conditions of the GPLv2 as it is applied to this software, see the
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// FLOSS License Exception
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// <http://www.mysql.com/about/legal/licensing/foss-exception.html>.
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//
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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
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// by the Free Software Foundation; version 2 of the License.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this program; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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using System;
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using System.Runtime.InteropServices;
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using System.Threading;
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namespace Externals.MySql.Data.Common
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{
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internal class NativeMethods
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{
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// Keep the compiler from generating a default ctor
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private NativeMethods()
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{
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}
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//Constants for dwDesiredAccess:
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public const UInt32 GENERIC_READ = 0x80000000;
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public const UInt32 GENERIC_WRITE = 0x40000000;
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//Constants for return value:
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public const Int32 INVALIDpipeHandle_VALUE = -1;
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//Constants for dwFlagsAndAttributes:
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public const UInt32 FILE_FLAG_OVERLAPPED = 0x40000000;
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public const UInt32 FILE_FLAG_NO_BUFFERING = 0x20000000;
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//Constants for dwCreationDisposition:
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public const UInt32 OPEN_EXISTING = 3;
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[StructLayout(LayoutKind.Sequential)]
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internal class SecurityAttributes
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{
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public SecurityAttributes()
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{
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Length = Marshal.SizeOf(typeof(SecurityAttributes));
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}
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public int Length;
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public IntPtr securityDescriptor = IntPtr.Zero;
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public bool inheritHandle;
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}
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[DllImport("Kernel32", CharSet = CharSet.Unicode)]
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static extern public IntPtr CreateFile(
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String fileName,
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uint desiredAccess,
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uint shareMode,
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SecurityAttributes securityAttributes,
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uint creationDisposition,
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uint flagsAndAttributes,
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uint templateFile);
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[return: MarshalAs(UnmanagedType.Bool)]
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[DllImport("kernel32.dll", EntryPoint = "PeekNamedPipe", SetLastError = true)]
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static extern public bool PeekNamedPipe(IntPtr handle,
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byte[] buffer,
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uint nBufferSize,
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ref uint bytesRead,
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ref uint bytesAvail,
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ref uint BytesLeftThisMessage);
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[return: MarshalAs(UnmanagedType.Bool)]
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[DllImport("kernel32.dll", SetLastError = true)]
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static extern public bool ReadFile(IntPtr hFile, [Out] byte[] lpBuffer, uint nNumberOfBytesToRead,
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out uint lpNumberOfBytesRead, IntPtr lpOverlapped);
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[return: MarshalAs(UnmanagedType.Bool)]
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[DllImport("Kernel32")]
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public static extern bool WriteFile(IntPtr hFile, [In]byte[] buffer,
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uint numberOfBytesToWrite, out uint numberOfBytesWritten, IntPtr lpOverlapped);
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[return: MarshalAs(UnmanagedType.Bool)]
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[DllImport("kernel32.dll", SetLastError = true)]
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public static extern bool CloseHandle(IntPtr handle);
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[return: MarshalAs(UnmanagedType.Bool)]
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[DllImport("kernel32.dll", SetLastError = true)]
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public static extern bool CancelIo(IntPtr handle);
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[return: MarshalAs(UnmanagedType.Bool)]
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[DllImport("kernel32.dll", SetLastError = true)]
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public static extern bool FlushFileBuffers(IntPtr handle);
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[DllImport("kernel32.dll", CharSet = CharSet.Unicode)]
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public static extern IntPtr OpenEvent(uint dwDesiredAccess,
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[MarshalAs(UnmanagedType.Bool)]bool bInheritHandle,
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string lpName);
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[DllImport("kernel32.dll", CharSet = CharSet.Unicode)]
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public static extern IntPtr OpenFileMapping(uint dwDesiredAccess,
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[MarshalAs(UnmanagedType.Bool)]bool bInheritHandle,
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string lpName);
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[DllImport("kernel32.dll")]
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public static extern IntPtr MapViewOfFile(IntPtr hFileMappingObject, uint
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dwDesiredAccess, uint dwFileOffsetHigh, uint dwFileOffsetLow,
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IntPtr dwNumberOfBytesToMap);
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[DllImport("kernel32.dll")]
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[return: MarshalAs(UnmanagedType.Bool)]
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public static extern bool UnmapViewOfFile(IntPtr lpBaseAddress);
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[DllImport("kernel32.dll", SetLastError = true)]
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public static extern int FlushViewOfFile(IntPtr address, uint numBytes);
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[DllImport("kernel32.dll", SetLastError = true)]
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public static extern bool WaitNamedPipe(string namedPipeName, uint timeOut);
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#region Winsock functions
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// SOcket routines
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[DllImport("ws2_32.dll", SetLastError = true)]
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static extern public IntPtr socket(int af, int type, int protocol);
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[DllImport("ws2_32.dll", SetLastError = true)]
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static extern public int ioctlsocket(IntPtr socket, uint cmd, ref UInt32 arg);
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[DllImport("ws2_32.dll", SetLastError = true)]
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public static extern int WSAIoctl(IntPtr s, uint dwIoControlCode, byte[] inBuffer, uint cbInBuffer,
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byte[] outBuffer, uint cbOutBuffer, IntPtr lpcbBytesReturned, IntPtr lpOverlapped,
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IntPtr lpCompletionRoutine);
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[DllImport("ws2_32.dll", SetLastError = true)]
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static extern public int WSAGetLastError();
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[DllImport("ws2_32.dll", SetLastError = true)]
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static extern public int connect(IntPtr socket, byte[] addr, int addrlen);
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[DllImport("ws2_32.dll", SetLastError = true)]
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static extern public int recv(IntPtr socket, byte[] buff, int len, int flags);
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[DllImport("ws2_32.Dll", SetLastError = true)]
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static extern public int send(IntPtr socket, byte[] buff, int len, int flags);
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#endregion
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}
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}
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#endif
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