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[1024] = { 0 };
    char obuf[1024] = { 0 };

    // TODO: I skipped out on most error handling here
    read(sock, ibuf, 1024);

    struct json_error_t json_err;
    struct json_t *json = json_loads(ibuf, 0, &json_err);

    struct world_t world = { 0 };
    world_deserialise(&world, json);

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

    struct json_t *new_json;
    world_serialise(&world, &new_json);

    json_dumpb(new_json, obuf, 1024, 0);
    write(sock, obuf, 1024);

    close(sock);
    return ERR_OK;

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