如题,题主最近在用codeblocks实现一个C/S模型,包含了socket相关的头文件,却识别不出来函数?全是error。
运行结果在代码之后。
源代码如下:#define BUF_SIZE 64
#include<iostream>
#include<cstring>
#include<cerrno>
#include<sys/types.h>
#include<Winsock2.h>
#pragma comment(lib,"ws2_32.lib")
using namespace std;
int main()
{
WSADATA wsd;
SOCKET sServer;
SOCKADDR_IN masterAddr;
char buf[BUF_SIZE];
int retVal;
if(WSAStartup(MAKEWORD(2,2),&wsd)!=0)
{
cout<<"WSAStartup failed!\n";
return -1;
}
sServer=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
if(INVALID_SOCKET==sServer)
{
cout<<"socket failed!\n";
WSACleanup();
return -1;
}
masterAddr.sin_family = AF_INET;
masterAddr.sin_addr.s_addr = inet_addr("172.26.242.6");
masterAddr.sin_port=htons((short)4999);
int masterAddlen = sizeof(masterAddr);
retVal=connect(sServer,(LPSOCKADDR)&masterAddr, masterAddlen);
if(SOCKET_ERROR == retVal)
{
cout<<"connect failed!\n";
closesocket(sServer);
return -1;
}
memset(buf,0,BUF_SIZE);
strcpy(buf, "I'm still alive!\n");
retVal = send(sServer,buf,strlen(buf),0);
if (SOCKET_ERROR == retVal)
{
cout<<"send failed!\n";
closesocket(sServer);
WSACleanup();
return -1;
}
closesocket(sServer);
WSACleanup();
return 0;
}
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