#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <sys/select.h>
#include <errno.h>

#include <patty/ax25.h>

static void usage(int argc, char **argv, const char *message, ...) {
    if (message != NULL) {
        va_list args;

        va_start(args, message);
        vfprintf(stderr, message, args);
         fprintf(stderr, "\n");
        va_end(args);
    }

    fprintf(stderr, "usage: %s /dev/ttyXX|kiss.cap\n", argv[0]);

    exit(1);
}

int main(int argc, char **argv) {
    patty_ax25_server *server;
    patty_ax25_if *iface;

    if (argc != 2) {
        usage(argc, argv, "No TNC device or KISS dump file provided");
    }

    if ((server = patty_ax25_server_new()) == NULL) {
        goto error_server_new;
    }

    if ((iface = patty_ax25_if_new(PATTY_AX25_IF_KISS_TNC, argv[1])) == NULL) {
        goto error_if_new;
    }

    if (patty_ax25_if_addr_add(iface, "KZ3ROX", 0) < 0) {
        goto error_if_addr_add;
    }

    if (patty_ax25_server_add_if(server, iface) < 0) {
        goto error_server_add_if;
    }

    if (patty_ax25_server_run(server) < 0) {
        fprintf(stderr, "%s: %s: %s: %s\n",
            argv[0], argv[1], "patty_ax25_server_run()", strerror(errno));

            goto error_server_run;
    }

    patty_ax25_server_destroy(server);

    return 0;

error_server_run:
error_server_add_if:
error_if_addr_add:
error_if_new:
    patty_ax25_server_destroy(server);

error_server_new:
    return 1;
}