apewer-dotnet/Apewer/Internals/Interop/Kernel32.cs

using System;
using System.IO;
using System.Runtime.InteropServices;

namespace Apewer.Internals.Interop
{

    [System.Security.SecuritySafeCritical]
    class Kernel32
    {

        /// <summary></summary>
        /// <param name="hObject"></param>
        /// <returns></returns>
        [DllImport("Kernel32.dll", CharSet = CharSet.Auto)]
        public static extern int CloseHandle(int hObject);

        /// <summary>关闭内核对象句柄。</summary>
        [DllImport("kernel32.dll", SetLastError = true)]
        [return: MarshalAs(UnmanagedType.Bool)]
        public static extern bool CloseHandle(IntPtr handle);

        /// <summary>打开要映射的文件。</summary>
        /// <param name="lpFileName"></param>
        /// <param name="dwDesiredAccess"></param>
        /// <param name="dwShareMode"></param>
        /// <param name="securityAttrs"></param>
        /// <param name="dwCreationDisposition"></param>
        /// <param name="dwFlagsAndAttributes"></param>
        /// <param name="hTemplateFile"></param>
        /// <returns></returns>
        [DllImport("kernel32.dll")]
        public static extern IntPtr CreateFile(string lpFileName, uint dwDesiredAccess, FileShare dwShareMode, IntPtr securityAttrs, FileMode dwCreationDisposition, uint dwFlagsAndAttributes, IntPtr hTemplateFile);

        /// <summary>内存映射文件句柄。</summary>
        /// <param name="hFile"></param>
        /// <param name="lpFileMappingAttributes"></param>
        /// <param name="flProtect"></param>
        /// <param name="dwMaximumSizeHigh"></param>
        /// <param name="dwMaximumSizeLow"></param>
        /// <param name="lpName"></param>
        /// <returns></returns>
        [DllImport("kernel32.dll")]
        public static extern IntPtr CreateFileMapping(IntPtr hFile, IntPtr lpFileMappingAttributes, uint flProtect, uint dwMaximumSizeHigh, uint dwMaximumSizeLow, string lpName);

        /// <summary></summary>
        /// <param name="lpMutexAttributes"></param>
        /// <param name="bInitialOwner"></param>
        /// <param name="lpName"></param>
        /// <returns></returns>
        [DllImport("Kernel32.dll", CharSet = CharSet.Auto)]
        public static extern IntPtr CreateMutex(IntPtr lpMutexAttributes, int bInitialOwner, string lpName);

        /// <summary></summary>
        /// <param name="lpApplicationName"></param>
        /// <param name="lpCommandLine"></param>
        /// <param name="lpProcessAttributes"></param>
        /// <param name="lpThreadAttributes"></param>
        /// <param name="bInheritHandles"></param>
        /// <param name="dwCreationFlags"></param>
        /// <param name="lpEnvironment"></param>
        /// <param name="lpCurrentDirectory"></param>
        /// <param name="lpStartupInfo"></param>
        /// <param name="lpProcessInformation"></param>
        /// <returns></returns>
        [DllImport("kernel32.dll")]
        public static extern bool CreateProcess(string lpApplicationName, string lpCommandLine, IntPtr lpProcessAttributes, IntPtr lpThreadAttributes, bool bInheritHandles, uint dwCreationFlags, IntPtr lpEnvironment, string lpCurrentDirectory, ref StartupInfo lpStartupInfo, ref ProcessInformation lpProcessInformation);

        /// <summary></summary>
        /// <param name="hProcess"></param>
        /// <param name="lpExitCode"></param>
        /// <returns></returns>
        [DllImport("Kernel32.dll", CharSet = CharSet.Auto)]
        public static extern int GetExitCodeProcess(int hProcess, out int lpExitCode);

        /// <summary>得到文件大小。</summary>
        /// <param name="hFile"></param>
        /// <param name="highSize"></param>
        /// <returns></returns>
        [DllImport("kernel32.dll", SetLastError = true)]
        public static extern uint GetFileSize(IntPtr hFile, out uint highSize);

        /// <summary></summary>
        /// <param name="lpModuleName"></param>
        /// <returns></returns>
        [DllImport("kernel32.dll", CharSet = CharSet.Auto, CallingConvention = CallingConvention.StdCall)]
        public static extern IntPtr GetModuleHandle(string lpModuleName);

        [DllImport("kernel32.dll", ExactSpelling = true)]
        public static extern IntPtr GetCurrentProcess();

        /// <summary></summary>
        /// <param name="lpszLongPath"></param>
        /// <param name="lpszShortPath"></param>
        /// <param name="cchBuffer"></param>
        /// <returns></returns>
        [DllImport("kernel32")]
        public static extern int GetShortPathName(string lpszLongPath, string lpszShortPath, int cchBuffer);

        /// <summary>得到系统信息。</summary>
        /// <param name="lpSystemInfo"></param>
        [DllImport("kernel32.dll", SetLastError = true)]
        public static extern void GetSystemInfo(ref SystemInfo lpSystemInfo);

        /// <summary>内存映射文件。</summary>
        /// <param name="hFileMappingObject"></param>
        /// <param name="dwDesiredAccess"></param>
        /// <param name="dwFileOffsetHigh"></param>
        /// <param name="dwFileOffsetLow"></param>
        /// <param name="dwNumberOfBytesToMap"></param>
        /// <returns></returns>
        [DllImport("kernel32.dll")]
        public static extern IntPtr MapViewOfFile(IntPtr hFileMappingObject, uint dwDesiredAccess, uint dwFileOffsetHigh, uint dwFileOffsetLow, uint dwNumberOfBytesToMap);

        /// <summary></summary>
        /// <param name="lpExistingFileName"></param>
        /// <param name="lpNewFileName"></param>
        /// <returns></returns>
        [DllImport("kernel32", BestFitMapping = false, CharSet = CharSet.Auto, SetLastError = true, ThrowOnUnmappableChar = true)]
        public static extern int MoveFile([MarshalAs(UnmanagedType.LPTStr)] [In] string lpExistingFileName, [MarshalAs(UnmanagedType.LPTStr)] [In] string lpNewFileName);

        /// <summary></summary>
        /// <param name="dwDesiredAccess"></param>
        /// <param name="bInheritHandle"></param>
        /// <param name="lpName"></param>
        /// <returns></returns>
        [DllImport("Kernel32.dll", CharSet = CharSet.Auto)]
        public static extern IntPtr OpenMutex(uint dwDesiredAccess, int bInheritHandle, string lpName);

        /// <summary></summary>
        /// <param name="dwDesiredAccess"></param>
        /// <param name="bInheritHandle"></param>
        /// <param name="dwProcessId"></param>
        /// <returns></returns>
        [DllImport("Kernel32.dll", CharSet = CharSet.Auto)]
        public static extern int OpenProcess(int dwDesiredAccess, int bInheritHandle, int dwProcessId);

        /// <summary>Copies the contents of a source memory block to a destination memory block, and supports overlapping source and destination memory blocks.</summary>
        /// <param name="Destination">A pointer to the destination memory block to copy the bytes to.</param>
        /// <param name="Source">A pointer to the source memory block to copy the bytes from.</param>
        /// <param name="Length">The number of bytes to copy from the source to the destination.</param>
        [DllImport("kernel32.dll", EntryPoint = "RtlMoveMemory")]
        public static extern void RtlMoveMemory(ref double Destination, int Source, int Length);

        /// <summary></summary>
        /// <param name="millisecond"></param>
        /// <returns></returns>
        [DllImport("kernel32")]
        public static extern int Sleep(int millisecond);

        /// <summary>撤消文件映像。</summary>
        /// <param name="lpBaseAddress"></param>
        /// <returns></returns>
        [DllImport("kernel32.dll")]
        public static extern bool UnmapViewOfFile(IntPtr lpBaseAddress);

    }

}