robomaster-sdk/src/connection.h

#pragma once

#include "message.h"
#include "client.h"

#include <stddef.h>
#include <netinet/in.h>

// The greated file descriptor is needed for polling the sockets.
// It needs to be global for the whole process.
// TODO: Should probably just move the polling function to connection.c
extern int max_fd;

struct Connection {
    int sockfd;
    socklen_t addrlen;
    struct sockaddr_in remote_addr;
};

struct Connection*
connection_new(unsigned int source_port, const char* source_ip, unsigned int dest_port, const char* dest_ip);

void
req_finalize(struct Client* client, uint8_t cmdset, uint8_t cmdid, size_t length, union Request* req);

void
req_send(struct Connection* conn, union Request* req, size_t length);