djos/client_template at master · bosswissam/djos · GitHub

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void
send_inet_req()
{
        int r;
        int clientsock;
        struct sockaddr_in client;
        char buffer[BUFFSIZE];

        if ((clientsock = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0)
                die("Doomed!");

        memset(&client, 0, sizeof(client));             // Clear struct
        client.sin_family = AF_INET;                    // Internet/IP
        client.sin_addr.s_addr = htonl(0x12091645);     // 18.9.22.69
        client.sin_port = htons(80);                    // client port

        cprintf("Connecting to MIT...\n");

        if ((r = connect(clientsock, (struct sockaddr *) &client,
                         sizeof(client))) < 0)
                die("Connection to MIT server failed!");

        cprintf("Sending request to MIT...\n");
        r = snprintf(buffer, BUFFSIZE, "GET /usmanm/Public/ HTTP/1.1\r\n"
                     "Host: web.mit.edu\r\n" "\r\n");

        if ((r = write(clientsock, buffer, r)) < 0)
                die("Request to MIT failed...\n");

        while (1)
        {
                cprintf("Waiting for response from MIT...\n");
                // Receive message
                if ((r = read(clientsock, buffer, BUFFSIZE)) < 0)
                        panic("failed to read");

                cprintf("Received: %s\n", buffer);

                // no keep alive
                break;
        }

        close(clientsock);
}