进程通信 - 匿名管道

0x01 核心代码

	父进程：								
									
	HANDLE hRead;								
	HANDLE hWrite;								
									
	SECURITY_ATTRIBUTES sa;								
									
	sa.bInheritHandle = TRUE;								
	sa.lpSecurityDescriptor = NULL;								
	sa.nLength = sizeof(SECURITY_ATTRIBUTES);								
									
	if(!CreatePipe(&hRead,&hWrite,&sa,0))								
	{								
		MessageBox(0,TEXT("创建匿名管道失败!"),TEXT("Error"),MB_OK);							
	}								
									
	STARTUPINFO si;								
	PROCESS_INFORMATION pi;								
									
	ZeroMemory(&si,sizeof(STARTUPINFO));								
									
	si.cb = sizeof(STARTUPINFO);								
	si.dwFlags = STARTF_USESTDHANDLES;								
	si.hStdInput = hRead;								
	si.hStdOutput = hWrite;								
	si.hStdError = GetStdHandle(STD_ERROR_HANDLE);								
									
	if(!CreateProcess("E:\\Project\\zzzzzzz\\Debug\\zzzzzzz.exe",NULL,NULL,NULL,TRUE,0,NULL,NULL,&si,&pi))								
	{								
		CloseHandle(hRead);							
		CloseHandle(hWrite);							
		hRead = NULL;							
		hWrite = NULL;							
		MessageBox(0,TEXT("创建子进程失败!"),TEXT("Error"),MB_OK);							
	}								
	else								
	{								
		CloseHandle(pi.hProcess);							
		CloseHandle(pi.hThread);							
	}								
									
									
									
	//写数据								
	TCHAR szBuffer[] = "http:\\www.dtdebug.com";								
	DWORD dwWrite;								
	if(!WriteFile(hWrite,szBuffer,strlen(szBuffer)+1,&dwWrite,NULL))								
	{								
		MessageBox(0,TEXT("写数据失败!"),TEXT("Error"),MB_OK);							
	}								
									
	//读数据								
	TCHAR szBuffer[100];								
	DWORD dwRead;								
	if(!ReadFile(hRead,szBuffer,100,&dwRead,NULL))								
	{								
		MessageBox(NULL,TEXT("读取数据失败!"),TEXT("Error"),MB_OK);							
	}								
	else								
	{								
		MessageBox(NULL,szBuffer,TEXT("[读取数据]"),MB_OK);							
	}								
									
									
	子进程：								
									
	//初始化								
	HANDLE hRead = GetStdHandle(STD_INPUT_HANDLE);								
	HANDLE hWrite = GetStdHandle(STD_OUTPUT_HANDLE);  								
									
	//读数据								
	TCHAR szBuffer[100];								
	DWORD dwRead;								
	if(!ReadFile(hRead,szBuffer,100,&dwRead,NULL))								
	{								
		MessageBox(NULL,TEXT("读取数据失败!"),TEXT("Error"),MB_OK);							
	}								
	else								
	{								
		MessageBox(NULL,szBuffer,TEXT("[读取数据]"),MB_OK);							
	}								
									
	//写数据								
	TCHAR szBuffer[100] = "匿名管道";								
	DWORD dwWrite;								
	if(!WriteFile(hWrite,szBuffer,strlen(szBuffer)+1,&dwWrite,NULL))								
	{								
		MessageBox(NULL,TEXT("写入数据失败!"),TEXT("Error"),MB_OK);							
	}								

0x02 项目代码下载

进程通信 - PIPE.rar

0x03 测试出现的问题

父进程读取内容，一直显示卡死状态，无法读取！

待解决