// Decompiled with JetBrains decompiler
// Type: Global.FuncShareMemory
// Assembly: Global, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null
// MVID: C0AE7A64-EC5F-4076-AA61-B93AC1193B2E
// Assembly location: C:\Users\auvkk\Desktop\x64SimIR2\Global.dll

using System;
using System.Runtime.InteropServices;


namespace Global
{
  public class FuncShareMemory
  {
    [DllImport("kernel32", CharSet = CharSet.Auto, SetLastError = true)]
    public static extern IntPtr CreateFile(
      string lpFileName,
      int dwDesiredAccess,
      int dwShareMode,
      IntPtr lpSecurityAttributes,
      int dwCreationDisposition,
      int dwFlagsAndAttributes,
      IntPtr hTemplateFile);

    [DllImport("kernel32", CharSet = CharSet.Auto, SetLastError = true)]
    public static extern IntPtr CreateFileMapping(
      IntPtr hFile,
      IntPtr lpAttributes,
      int flProtect,
      int dwMaximumSizeLow,
      int dwMaximumSizeHigh,
      string lpName);

    [DllImport("kernel32", SetLastError = true)]
    public static extern bool FlushViewOfFile(IntPtr lpBaseAddress, IntPtr dwNumBytesToFlush);

    [DllImport("kernel32", SetLastError = true)]
    public static extern IntPtr MapViewOfFile(
      IntPtr hFileMappingObject,
      int dwDesiredAccess,
      int dwFileOffsetHigh,
      int dwFileOffsetLow,
      IntPtr dwNumBytesToMap);

    [DllImport("kernel32", CharSet = CharSet.Auto, SetLastError = true)]
    public static extern IntPtr OpenFileMapping(
      int dwDesiredAccess,
      bool bInheritHandle,
      string lpName);

    [DllImport("kernel32", SetLastError = true)]
    public static extern bool UnmapViewOfFile(IntPtr lpBaseAddress);

    [DllImport("kernel32", SetLastError = true)]
    public static extern bool CloseHandle(IntPtr handle);

    public enum MapProtection
    {
      PageNone = 0,
      PageReadOnly = 2,
      PageReadWrite = 4,
      PageWriteCopy = 8,
      SecImage = 16777216, // 0x01000000
      SecReserve = 67108864, // 0x04000000
      SecCommit = 134217728, // 0x08000000
      SecNoCache = 268435456, // 0x10000000
    }

    public enum MapAccess
    {
      FileMapCopy = 1,
      FileMapWrite = 2,
      FileMapRead = 4,
      FileMapAllAccess = 31, // 0x0000001F
    }
  }
}