// pipe_server.cpp : 定義控制臺應(yīng)用程序的入口點。
//
 
#include "stdafx.h"
#include <stdio.h>
#include <windows.h>
#include <ctime>
 
int main(int argc, _TCHAR* argv[])
{
   srand(time(NULL));
 
  char buf[256] = "";
   DWORD rlen = 0;
   HANDLE hPipe = CreateNamedPipe(
     TEXT("\\\\.\\Pipe\\mypipe"),            //管道名
     PIPE_ACCESS_DUPLEX,                  //管道類型
     PIPE_TYPE_MESSAGE|PIPE_READMODE_MESSAGE|PIPE_WAIT,  //管道參數(shù)
     PIPE_UNLIMITED_INSTANCES,              //管道能創(chuàng)建的最大實例數(shù)量
     0,                          //輸出緩沖區(qū)長度 0表示默認(rèn)
     0,                          //輸入緩沖區(qū)長度 0表示默認(rèn)
     NMPWAIT_WAIT_FOREVER,                //超時時間
     NULL);                        //指定一個SECURITY_ATTRIBUTES結(jié)構(gòu),或者傳遞零值
 
  if (INVALID_HANDLE_VALUE == hPipe)
   {
     printf("Create Pipe Error(%d)\n",GetLastError());
   }
   else
   {
     printf("Waiting For Client Connection...\n");
 
    if(!ConnectNamedPipe(hPipe, NULL))  //阻塞等待客戶端連接。
     {
       printf("Connection failed!\n");
     }
     else
     {
       printf("Connection Success!\n");
     }
 
    while (true)
     {
       if(!ReadFile(hPipe,buf,256,&rlen,NULL)) //接受客戶端發(fā)送過來的內(nèi)容
       {      
         printf("Read Data From Pipe Failed!\n");
         break;
       }
       else
       {
         printf("From Client: data = %s, size = %d\n", buf, rlen);
         
         char wbuf[256] = "";
         sprintf(wbuf, "%s%d", wbuf, rand()%1000);
         DWORD wlen = 0;
         WriteFile(hPipe, wbuf, sizeof(wbuf), &wlen, 0);  //向客戶端發(fā)送內(nèi)容
         printf("To Client: data = %s, size = %d\n", wbuf, wlen);
         Sleep(1000);
       }
     }
     FlushFileBuffers(hPipe);
     DisconnectNamedPipe(hPipe);
     CloseHandle(hPipe);//關(guān)閉管道
   }
 
  system("pause");
   return 0;
}

// pipe_client.cpp : 定義控制臺應(yīng)用程序的入口點。
//
 
#include "stdafx.h"
#include <stdio.h>
#include <windows.h>
#include <ctime>
 
int main(int argc, _TCHAR* argv[])
{
   srand(time(NULL));
 
  DWORD wlen = 0;
   Sleep(1000);//等待pipe的創(chuàng)建成功！
 
  BOOL bRet = WaitNamedPipe(TEXT("\\\\.\\Pipe\\mypipe"), NMPWAIT_WAIT_FOREVER);
 
  if (!bRet)
   {
     printf("connect the namedPipe failed!\n");
     return 0;
   }
 
  HANDLE hPipe = CreateFile(      //管道屬于一種特殊的文件
     TEXT("\\\\.\\Pipe\\mypipe"),  //創(chuàng)建的文件名
     GENERIC_READ | GENERIC_WRITE,  //文件模式
     0,                //是否共享
     NULL,              //指向一個SECURITY_ATTRIBUTES結(jié)構(gòu)的指針
     OPEN_EXISTING,          //創(chuàng)建參數(shù)
     FILE_ATTRIBUTE_NORMAL,      //文件屬性(隱藏,只讀)NORMAL為默認(rèn)屬性
     NULL);              //模板創(chuàng)建文件的句柄
 
  if (INVALID_HANDLE_VALUE == hPipe)
   {
     printf("open the exit pipe failed!\n");
   }
   else
   {
     while(true)
     {
       char buf[256] = "";
       sprintf(buf,"%s%d",buf,rand()%1000);
       if(WriteFile(hPipe,buf,sizeof(buf),&wlen,0)==FALSE)  //向服務(wù)器發(fā)送內(nèi)容
       {
         printf("write to pipe failed!\n");
         break;
       }
       else
       {
         printf("To Server: data = %s, size = %d\n", buf, wlen);
         char rbuf[256] = "";
         DWORD rlen = 0;
         ReadFile(hPipe, rbuf, sizeof(rbuf), &rlen, 0);  //接受服務(wù)發(fā)送過來的內(nèi)容
         printf("From Server: data = %s, size = %d\n", rbuf, rlen);
       }
       Sleep(1000);
     }
     CloseHandle(hPipe);//關(guān)閉管道
   }
 
  system("pause");
   return 0;
}