WINDOWS簡單郵槽編程

//服務端#include "stdafx.h"#include <windows.h>#include <stdio.h>int _tmain(int argc, _TCHAR* argv[]){HANDLE Mailslot;TCHAR buffer[256]={0};DWORD NumberOfBytesRead=0;if((Mailslot = CreateMailslot(L"\\\\.\\Mailslot\\Myslot", 0, MAILSLOT_WAIT_FOREVER, NULL))== INVALID_HANDLE_VALUE){printf("Failed to create a mailslot %d\n", GetLastError());return 0;}while(ReadFile(Mailslot, buffer, 256, &NumberOfBytesRead, NULL) != 0){printf("%d is %s\n", NumberOfBytesRead, buffer);}system("pause");return 0;}

//用戶端#include "stdafx.h"#include <windows.h>#include <stdio.h>int _tmain(int argc, _TCHAR* argv[]){HANDLE Mailslot=0;DWORD BytesWritten=0;TCHAR ServerName[256]={0};wcscpy(ServerName, L"\\\\.\\Mailslot\\Myslot");if((Mailslot = CreateFile(ServerName, GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL, NULL))==INVALID_HANDLE_VALUE){printf("CreateFile failed with error %d\n",GetLastError());return 0;}if(WriteFile(Mailslot, "This is a test", sizeof("This is a test") , &BytesWritten, NULL) == 0){printf("WriteFile failed with error %d\n", GetLastError());return 0;}printf("Wrote %d bytes\n", BytesWritten);CloseHandle(Mailslot);system("pause");return 0;}