generated from AfonsoCMSousa/CPP-Template
72 lines
1.8 KiB
C++
72 lines
1.8 KiB
C++
#include <cstdint>
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#include <ctype.h>
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#include <iostream>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/socket.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include "server_structs.h"
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#include "socket.h"
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const int SERVER_OUT_PORT = 12000;
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const int SERVER_IN_PORT = 11000;
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const char *SERVER_OUT_IP = "127.0.0.1";
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int main(void) {
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printf("[+] Starting server...\n");
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// Printf information about the server
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printf("[+] Server listening on port %d\n", SERVER_IN_PORT);
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printf("[+] Server sending to %s:%d\n", SERVER_OUT_IP, SERVER_OUT_PORT);
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// Create UDP socket
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int sock_FD = connect_udp_socket(SERVER_OUT_IP, SERVER_OUT_PORT);
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if (sock_FD < 0) {
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fprintf(stderr, "[-] Failed to create UDP socket\n");
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return -1;
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}
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handshake hs;
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hs.identifier = 1;
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hs.operationId = 1;
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hs.version = 0;
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// Send handshake message
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printf("[+] Sending handshake message...\t");
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ssize_t bytes_sent = send_udp_message((int)sock_FD, (const char *)&hs, SERVER_OUT_IP, uint16_t(SERVER_OUT_PORT));
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if (bytes_sent >= 0) {
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printf("OK (%zd bytes)\n", bytes_sent);
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} else {
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fprintf(stderr, "ERROR. \n");
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close((int)sock_FD);
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return -2;
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}
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uint8_t buffer[512]; // bigger than struct
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ssize_t bytes_received = recv(sock_FD, buffer, sizeof(buffer), 0);
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if (bytes_received >= sizeof(handshackerResponse)) {
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handshackerResponse resp;
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memcpy(&resp, buffer, sizeof(handshackerResponse));
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printf("[+] Received handshake response:\n");
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printf(" Car: %0x\n", resp.carName);
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printf(" Driver: %0x\n", resp.driverName);
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printf(" Identifier: %d\n", resp.identifier);
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printf(" Version: %0x\n", resp.version);
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printf(" Track: %0x\n", resp.trackName);
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printf(" Config: %0x\n", resp.trackConfig);
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} else {
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printf("[!] Packet too short for handshake response (%zd bytes)\n", bytes_received);
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}
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return 0;
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}
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