src/test/test-efivars.c

/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/

/***
  This file is part of systemd.

  Copyright 2013 Lennart Poettering

  systemd is free software; you can redistribute it and/or modify it
  under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation; either version 2.1 of the License, or
  (at your option) any later version.

  systemd is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public License
  along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/

#include "util.h"
#include "log.h"
#include "efivars.h"

int main(int argc, char* argv[]) {
        char s[MAX(FORMAT_TIMESPAN_MAX, FORMAT_TIMESTAMP_MAX)];
        int r;
        dual_timestamp fw, l, k;

        dual_timestamp_from_monotonic(&k, 0);

        r = efi_get_boot_timestamps(NULL, &fw, &l);
        if (r < 0) {
                log_error("Failed to read variables: %s", strerror(-r));
                return 1;
        }

        log_info("Firmware began %s before kernel.", format_timespan(s, sizeof(s), fw.monotonic));
        log_info("Loader began %s before kernel.", format_timespan(s, sizeof(s), l.monotonic));

        log_info("Firmware began %s.", format_timestamp(s, sizeof(s), fw.realtime));
        log_info("Loader began %s.", format_timestamp(s, sizeof(s), l.realtime));
        log_info("Kernel began %s.", format_timestamp(s, sizeof(s), k.realtime));

        return 0;
}