/*
 * Copyright (C) 2017 XRADIO TECHNOLOGY CO., LTD. All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *    1. Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *    2. Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the
 *       distribution.
 *    3. Neither the name of XRADIO TECHNOLOGY CO., LTD. nor the names of
 *       its contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#if PRJCONF_NET_EN

#include "cmd_util.h"
#include "common/iperf/iperf.h"
#include "common/framework/net_ctrl.h"

#if CMD_DESCRIBE
static const char *iperf_help_info =
	"[*] -p : The server port for the server to listen on and the client to connect to.\n"
	"[*] -f : A letter specifying the format to print bandwidth numbers in. Supported 'm' = Mbits/sec 'K' = KBytes/sec.\n"
	"[*] -i : Sets the interval time in seconds between periodic bandwidth. Zero means one second(default).\n"
	"[*] -c : Run iPerf in client mode, connecting to an iPerf server running on host.\n"
	"[*] -s : Run iPerf in server mode. (This will only allow one iperf connection at a time).\n"
	"[*] -u : Use UDP rather than TCP. See also the -b option.\n"
	"[*] -t : The time in seconds to transmit for. Zero means forever(default).\n"
#if IPERF_OPT_BANDWIDTH
	"[*] -b : Set target bandwidth to n bits/sec (default 1 Mbit/sec for UDP, unlimited for TCP).\n"
#endif
#if IPERF_OPT_TOS
	"[*] -S : The type-of-service for outgoing packets.\n"
#endif
#if IPERF_OPT_NUM
	"[*] -n : The number of bytes to transmit.\n"
#endif
	"[*] -Q : Quit the iperf thread according to the iperf handle. Quit handl 1: -Q 1, quit all threads: -Q a\n"
	"[*] -L : Show the iperf thread list.";
#endif /* CMD_DESCRIBE */

static enum cmd_status cmd_iperf_help_exec(char *cmd)
{
#if CMD_DESCRIBE
	CMD_LOG(1, "%s\n", iperf_help_info);
#endif
	return CMD_STATUS_ACKED;
}

enum cmd_status cmd_iperf_exec(char *cmd)
{
	int argc, handle, ret;
	char *argv[20];
	struct netif *nif;

	if (cmd_strcmp(cmd, "help") == 0 || cmd_strcmp(cmd, "-h") == 0) {
		cmd_iperf_help_exec(cmd);
		return CMD_STATUS_ACKED;
	}

	argc = cmd_parse_argv(cmd, &argv[1], cmd_nitems(argv) - 1);
	argv[0] = "iperf";
	handle = iperf_parse_argv(argc + 1, argv);

	if (handle < 0) {
		if (handle == -2) {
			return CMD_STATUS_OK;
		} else {
			CMD_ERR("handle=%d\n", handle);
			return CMD_STATUS_FAIL;
		}
	}


	nif = wlan_netif_get(WLAN_MODE_NONE);
	if (nif == NULL || !NET_IS_IP4_VALID(nif)) {
		CMD_ERR("net is down, iperf start failed\n");
		iperf_handle_free(handle);
		return CMD_STATUS_FAIL;
	}

	if (handle >= 0 && handle < IPERF_ARG_HANDLE_MAX) {
		ret = iperf_handle_start(nif, handle);
		if (ret == -1)
			iperf_handle_free(handle);
	}

	return CMD_STATUS_OK;
}

#endif /* PRJCONF_NET_EN */