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MyTcpClient.cpp
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54 lines (50 loc) · 1.41 KB
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/*************************************************************************
> File Name: MyClient.cpp
> Author: huangyun
> Mail: 895175589@qq.com
> Created Time: Sat 08 Aug 2015 10:50:08 PM
************************************************************************/
#include <sys/socket.h>
#include "MyTcpClient.h"
#include <iostream>
#include <netinet/in.h>
#include <errno.h>
#include <string.h>
namespace MyNameSpace
{
int MyTcpClient::conn()
{
mSock = ::socket(AF_INET, SOCK_STREAM, 0);
if (mSock < 0)
{
std::cerr<<__FUNCTION__<<"("<<__LINE__<<"): socket fail"<<std::endl;
return -1;
}
int len = 64 * 1024;
int ret;
ret = ::setsockopt(mSock, SOL_SOCKET, SO_SNDBUF, (const char *)&len, sizeof(int));
if ( 0 != ret)
{
std::cerr<<__FUNCTION__<<"("<<__LINE__<<"): set send buf fail"<<std::endl;
return false;
}
ret = ::setsockopt(mSock, SOL_SOCKET, SO_RCVBUF, (const char *)&len, sizeof(int));
if ( 0 != ret)
{
std::cerr<<__FUNCTION__<<"("<<__LINE__<<"): set rcv buf fail"<<std::endl;
return false;
}
sockaddr_in addr;
bzero(&addr, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = mIp;
addr.sin_port = htons(mPort);
ret = ::connect(mSock, (const sockaddr *)&addr, sizeof(addr));
if (0 != ret)
{
std::cerr<<__FUNCTION__<<"("<<__LINE__<<") ip :"<<mIp<<"port: "<<mPort <<" connect fail"<<std::endl;
return false;
}
return true;
}
}