Files
Network_experiment/network test/client.cpp
2026-02-25 08:40:42 -06:00

95 lines
2.4 KiB
C++

// Client side C/C++ program to demonstrate Socket programming
//this uses threads to allow a server and a client to do network chat stuff over 127.0.0.1:8080. the ui is out of sync because it doesn't use ncurses but the message sending and printing part still works
#include <stdio.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <unistd.h>
#include <string.h>
#include <string>
#include <iostream>
#include <thread>
#define PORT 8080
using namespace std;
#ifdef _WIN32
/#include <windows.h>;
void fnsleep(unsigned milliseconds)
{
Sleep(milliseconds);
}
#else
#include <unistd.h>
void fnsleep(unsigned milliseconds)
{
usleep(milliseconds * 1000);
}
#endif
void checkForNewMsgs(int socket, int valreaded, int otherNum);
void checkForNewMsgs(int socket, int valreaded, int otherNum)
{
int valreadOne;
char newBuffer[1024] = {0};
while (3 == 3 && newBuffer != "exit")
{
for(int i = 0; i < 1024; i++)
{
newBuffer[i] = char(0);
}
valreadOne = read( socket , newBuffer, 1024);
if (newBuffer != "")
{
cout << "Server: ";
printf("%s\n",newBuffer );
}
}
fnsleep(1000);
}
int main(int argc, char const *argv[])
{
int sock = 0, valread;
struct sockaddr_in serv_addr;
char *hello = "Hello from client";
char buffer[1024] = {0};
if ((sock = socket(AF_INET, SOCK_STREAM, 0)) < 0)
{
printf("\n Socket creation error \n");
return -1;
}
serv_addr.sin_family = AF_INET;
serv_addr.sin_port = htons(PORT);
// Convert IPv4 and IPv6 addresses from text to binary form
if(inet_pton(AF_INET, "127.0.0.1", &serv_addr.sin_addr)<=0)
{
printf("\nInvalid address/ Address not supported \n");
return -1;
}
if (connect(sock, (struct sockaddr *)&serv_addr, sizeof(serv_addr)) < 0)
{
printf("\nConnection Failed \n");
return -1;
}
string message;
thread t(checkForNewMsgs, sock, valread, 1024);
t.detach();
while (message != "exit")
{
cout << "> ";
getline(cin, message);
send(sock , message.c_str() , strlen(message.c_str()) , 0 );
//printf("Hello message sent\n");
//valread = read( sock , buffer, 1024);
//printf("%s\n",buffer );
}
return 0;
}