34 lines
808 B
C++
34 lines
808 B
C++
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//tcpclient.cc
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#include <iostream>
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#include <cstring>
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#include <strings.h>
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#include <stdlib.h>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <unistd.h> // close
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using namespace std;
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int main(int argc, char *argv[])
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{
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//创建套接字
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int sk = socket(AF_INET, SOCK_STREAM, 0);
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struct sockaddr_in server;
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server.sin_family = AF_INET;
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server.sin_port = htons(atoi(argv[2]));
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server.sin_addr.s_addr = inet_addr(argv[1]);
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//连接服务器
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connect(sk, (struct sockaddr*)&server, sizeof(server));
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char buff[1024] = {'\0'};
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//接收数据
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recv(sk, buff, sizeof(buff), 0);
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cout << buff << endl;
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//发送数据
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send(sk, "I am hahaya", strlen("I am hahaya") + 1, 0);
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//关闭套接字
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close(sk);
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return 0;
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}
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