// SPDX-License-Identifier: GPL-2.0-or-later

// SPDX-FileCopyrightText: © 2012 Jan Luebbe <j.luebbe@pengutronix.de>

#include <common.h>

#include <getopt.h>

#include <command.h>

#include <state.h>

static int do_state(int argc, char *argv[])

{

  int opt, ret = 0;

  struct state *state = NULL;

  int do_save = 0, do_load = 0;

  const char *statename = "state";

  int no_auth = 0;

  while ((opt = getopt(argc, argv, "sln")) > 0) {

    switch (opt) {

    case 's':

      do_save = 1;

      break;

    case 'l':

      do_load = 1;

      break;

    case 'n':

      no_auth = 1;

      break;

    default:

      return COMMAND_ERROR_USAGE;

    }

  }

  if (!do_save && !do_load) {

    state_info();

    return 0;

  }

  if (optind < argc)

    statename = argv[optind];

  state = state_by_name(statename);

  if (!state) {

    printf("cannot find state %s\n", statename);

    return -ENOENT;

  }

  if (do_load) {

    if (no_auth)

      ret = state_load_no_auth(state);

    else

      ret = state_load(state);

  } else if (do_save) {

    ret = state_save(state);

  }

  if (ret == -ENOMEDIUM)

    ret = 0;

  return ret;

}

BAREBOX_CMD_HELP_START(state)

BAREBOX_CMD_HELP_TEXT("Usage: state [OPTIONS] [STATENAME]")

BAREBOX_CMD_HELP_TEXT("")

BAREBOX_CMD_HELP_TEXT("options:")

BAREBOX_CMD_HELP_OPT ("-s", "save state")

BAREBOX_CMD_HELP_OPT ("-l", "load state")

BAREBOX_CMD_HELP_OPT ("-n", "no authentication")

BAREBOX_CMD_HELP_END

BAREBOX_CMD_START(state)

  .cmd    = do_state,

  BAREBOX_CMD_DESC("load or save state information")

  BAREBOX_CMD_OPTS("[-sln] [STATENAME]")

  BAREBOX_CMD_GROUP(CMD_GRP_MISC)

  BAREBOX_CMD_HELP(cmd_state_help)

BAREBOX_CMD_END