simworld/client/src/main.c

// main.c

#include <stdio.h>
#include <unistd.h>
#include <sys/socket.h>

#include "world.h"
#include "error.h"
#include "sock.h"

int main(void) {
    enum error_t err = ERR_OK;

    int sock;
    err = sock_init(&sock);
    if (err) goto handle_error;

    char ibuf[8192] = { 0 };
    read(sock, ibuf, 8192);

    struct world_t world = { 0 };
    err = world_deserialise(&world, ibuf);
    if (err != ERR_OK) goto handle_error_sock;

    printf("CLIENT: (%zu %zu) ->", world.height++, world.width ++);
    printf(" (%zu %zu)\n", world.height, world.width);

    char obuf[8192] = { 0 };
    err = world_serialise_buf(&world, obuf, 8192);
    if (err != ERR_OK) goto handle_error_sock;

    write(sock, obuf, 8192);

    close(sock);
    return ERR_OK;

handle_error_sock:
    close(sock);

handle_error:
    printf("CLIENT ERROR: %s\n", ERROR_STRS[err]);
    return err;
}