Windowsでプロセス間通信5(共有メモリ)

プロセス間通信を共有メモリで行う場合のひな型

 送信側

using System;
using System.IO;
using System.IO.MemoryMappedFiles;
using System.Threading;
using System.Runtime.InteropServices;
public class ShareMemWrite
{
  public const string MEMNAME = "TEST";
  
  public static void Main()
  {
    //1.共有メモリの作成
    MemoryMappedFile mem = MemoryMappedFile.CreateOrOpen(MEMNAME,512);
    MemoryMappedViewAccessor acc = mem.CreateViewAccessor();

    DateTime d;
    while(true)
      {
        //2.共有メモリの書き込み
        d = DateTime.Now;
        acc.Write(1,ref d);
        
        Thread.Sleep(1000);
      }
    
  }
  
}

 受信側

using System;
using System.IO;
using System.IO.MemoryMappedFiles;
using System.Threading;
using System.Runtime.InteropServices;

public class ShareMemRead
{
  public const string MEMNAME = "TEST";
  
  public static void Main()
  {
    //1.共有メモリの作成
    MemoryMappedFile mem = MemoryMappedFile.CreateOrOpen(MEMNAME,512);
    MemoryMappedViewAccessor acc = mem.CreateViewAccessor();
    DateTime d;
    while(true)
      {
        //共有メモリの読み込み
        acc.Read(1,out d);
        System.Console.WriteLine(d);
        Thread.Sleep(1000);
      }

  }
  
}