85 lines
2.2 KiB
C++
85 lines
2.2 KiB
C++
#include <iostream>
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#include <string>
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <netdb.h>
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#include <sys/uio.h>
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#include <sys/time.h>
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#include <sys/wait.h>
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#include <fcntl.h>
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#include <fstream>
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using namespace std;
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//Client side
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int main(int argc, char *argv[])
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{
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//we need 2 things: ip address and port number, in that order
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if(argc != 3)
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{
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cerr << "Usage: ip_address port" << endl; exit(0);
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} //grab the IP address and port number
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char *serverIp = argv[1]; int port = atoi(argv[2]);
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//create a message buffer
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char msg[1500];
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//setup a socket and connection tools
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struct hostent* host = gethostbyname(serverIp);
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sockaddr_in sendSockAddr;
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bzero((char*)&sendSockAddr, sizeof(sendSockAddr));
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sendSockAddr.sin_family = AF_INET;
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sendSockAddr.sin_addr.s_addr = inet_addr(inet_ntoa(*(struct in_addr*)*host->h_addr_list));
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sendSockAddr.sin_port = htons(port);
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int clientSd = socket(AF_INET, SOCK_STREAM, 0);
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//try to connect...
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int status = connect(clientSd, (sockaddr*) &sendSockAddr, sizeof(sendSockAddr));
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if(status < 0)
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{
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cout<<"Error connecting to socket!"<<endl;
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return -1;
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}
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cout << "Connected to the server!" << endl;
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int bytesRead, bytesWritten = 0;
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struct timeval start1, end1;
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gettimeofday(&start1, NULL);
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while(1)
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{
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cout << ">";
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string data;
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getline(cin, data);
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memset(&msg, 0, sizeof(msg));//clear the buffer
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strcpy(msg, data.c_str());
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if(data == "exit")
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{
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send(clientSd, (char*)&msg, strlen(msg), 0);
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break;
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}
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bytesWritten += send(clientSd, (char*)&msg, strlen(msg), 0);
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cout << "Awaiting server response..." << endl;
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memset(&msg, 0, sizeof(msg));//clear the buffer
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bytesRead += recv(clientSd, (char*)&msg, sizeof(msg), 0);
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if(!strcmp(msg, "exit"))
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{
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cout << "Server has quit the session" << endl;
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break;
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}
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cout << "Server: " << msg << endl;
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}
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gettimeofday(&end1, NULL);
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close(clientSd);
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cout << "********Session********" << endl;
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cout << "Bytes written: " << bytesWritten <<
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" Bytes read: " << bytesRead << endl;
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cout << "Elapsed time: " << (end1.tv_sec- start1.tv_sec)
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<< " secs" << endl;
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cout << "Connection closed" << endl;
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return 0;
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}
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