windows 与 Linux SOCKET通讯

windows client 端口

// Def_win_client_socket_test.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include <windows.h>

#pragma comment(lib,"ws2_32.lib")
#define PORT 4000
#define IP_ADDRESS "192.168.227.136"

int _tmain(int argc, _TCHAR* argv[])
{
WSADATA Ws;
SOCKET ClientSocket;
struct sockaddr_in ClientAddr;
int Ret = 0;
char SendBuffer[MAX_PATH];

if(WSAStartup(MAKEWORD(2,2),&Ws) != 0)
{
printf("Init winows socket failed::%d",GetLastError());
return -1;
}
// 0 表示系统自己选择协议
ClientSocket = socket(AF_INET,SOCK_STREAM,0);

ClientAddr.sin_family = AF_INET;
ClientAddr.sin_addr.S_un.S_addr=inet_addr(IP_ADDRESS);
ClientAddr.sin_port=htons(PORT); 

printf("Connect to server...\n"); 

Ret = connect(ClientSocket,(struct sockaddr*)&ClientAddr, sizeof(ClientAddr));
if( Ret == SOCKET_ERROR)
{
printf("Connect Error::%d\n",GetLastError());
return -1;
}else
{
printf("Connect succeded! \n");
}

while(1)
{
scanf("%s", SendBuffer); 

/* send data to server */
Ret = send(ClientSocket, SendBuffer, (int)strlen(SendBuffer), 0);
if ( Ret == SOCKET_ERROR )
{
printf("Send Info Error::%d\n", GetLastError());
break;
} 

if('q' == SendBuffer[0])
{
break;
}
}
closesocket(ClientSocket);
WSACleanup(); 

return 0;
}

编写的一个小程序 参考了网络上的一些文章，但是网络上的代码似乎设置于本机不同，在windows客户端这边做了些修改。

linux server 端口
#include <netinet/in.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h> 

#define HELLO_WORLD_SERVER_PORT 4000
#define LENGTH_OF_LISTEN_QUEUE 20
#define BUFFER_SIZE 1024

int main(int argc, char **argv)
{
struct sockaddr_in server_addr;
int server_socket;
int opt = 1;

bzero(&server_addr,sizeof(server_addr)); 

server_addr.sin_family = AF_INET;
server_addr.sin_addr.s_addr = htons(INADDR_ANY);
server_addr.sin_port = htons(HELLO_WORLD_SERVER_PORT);

/* create a socket */
server_socket = socket(PF_INET,SOCK_STREAM,0);
if( server_socket < 0)
{
printf("Create Socket Failed!");
exit(1);
}

/* bind socket to a specified address*/
setsockopt(server_socket, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
if( bind(server_socket,(struct sockaddr*)&server_addr,sizeof(server_addr)))
{
printf("Server Bind Port : %d Failed!", HELLO_WORLD_SERVER_PORT);
exit(1);
}

/* listen a socket */
if(listen(server_socket, LENGTH_OF_LISTEN_QUEUE))
{
printf("Server Listen Failed!");
exit(1);
}

/* run server */
while (1)
{
struct sockaddr_in client_addr;
int client_socket;
socklen_t length;
char buffer[BUFFER_SIZE];

/* accept socket from client */
length = sizeof(client_addr);
client_socket = accept(server_socket, (struct sockaddr*)&client_addr, &length);
if( client_socket < 0)
{
printf("Server Accept Failed!\n");
break;
}

/* receive data from client */
while(1)
{
bzero(buffer, BUFFER_SIZE);
length = recv(client_socket, buffer, BUFFER_SIZE, 0);
if (length < 0)
{
printf("Server Recieve Data Failed!\n");
break;
}else if (length < 0)
{
printf("Recv Buffer is %s\n",buffer);
break;
}

if('q' == buffer[0])
{
printf("Quit from client!\n");
break;
}

printf("%s\n", buffer);
} 

close(client_socket);
}

close(server_socket);
return 0;
}

ubuntu 虚拟机12.06版本 及 windows 7 下测试通过