/****************************************************************************
* apps/netutils/iperf/iperf_main.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <arpa/inet.h>
#include <net/if.h>
#include <strings.h>
#include <sys/time.h>
#include "argtable3.h"
#include "iperf.h"
#include "netutils/netlib.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#ifdef CONFIG_NETUTILS_IPERFTEST_DEVNAME
# define DEVNAME CONFIG_NETUTILS_IPERFTEST_DEVNAME
#else
# define DEVNAME "wlan0"
#endif
#define IPERF_DEFAULT_PORT 5001
#define IPERF_DEFAULT_INTERVAL 3
#define IPERF_DEFAULT_TIME 30
/****************************************************************************
* Private Types
****************************************************************************/
struct wifi_iperf_t
{
FAR struct arg_str *ip;
FAR struct arg_lit *server;
FAR struct arg_lit *udp;
FAR struct arg_str *local;
FAR struct arg_str *rpmsg;
FAR struct arg_int *port;
FAR struct arg_int *interval;
FAR struct arg_int *time;
FAR struct arg_lit *abort;
FAR struct arg_end *end;
};
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: iperf_showusage
*
* Description:
* Show usage of the demo program and exit
*
****************************************************************************/
static void iperf_showusage(FAR const char *progname,
FAR struct wifi_iperf_t *args, int exitcode)
{
printf("USAGE: %s [-sua] [-c <ip|cpu>] [-p <port>] [-i <interval>] "
"[-t <time>] [--local <path>] [--rpmsg <name>]\n", progname);
printf("iperf command:\n");
arg_print_glossary(stdout, (FAR void **)args, NULL);
arg_freetable((FAR void **)args, 1);
exit(exitcode);
}
/****************************************************************************
* Name: iperf_printcfg
*
* Description:
* Print config line before start
*
****************************************************************************/
static void iperf_printcfg(FAR struct iperf_cfg_t *cfg)
{
printf("\n mode=%s%s-%s ",
cfg->flag & IPERF_FLAG_LOCAL ? "local-":
cfg->flag & IPERF_FLAG_RPMSG ? "rpmsg-":"",
cfg->flag & IPERF_FLAG_TCP ? "tcp":"udp",
cfg->flag & IPERF_FLAG_SERVER ? "server":"client");
if (cfg->flag & IPERF_FLAG_LOCAL)
{
printf("path=%s, ", cfg->path);
}
else if (cfg->flag & IPERF_FLAG_RPMSG)
{
printf("cpu=%s, name=%s, ", cfg->host, cfg->path);
}
else
{
printf("sip=%" PRId32 ".%" PRId32 ".%" PRId32 ".%" PRId32 ":%d,"
"dip=%" PRId32 ".%" PRId32 ".%" PRId32 ".%" PRId32 ":%d, ",
cfg->sip & 0xff, (cfg->sip >> 8) & 0xff,
(cfg->sip >> 16) & 0xff, (cfg->sip >> 24) & 0xff, cfg->sport,
cfg->dip & 0xff, (cfg->dip >> 8) & 0xff,
(cfg->dip >> 16) & 0xff, (cfg->dip >> 24) & 0xff, cfg->dport);
}
printf("interval=%" PRId32 ", time=%" PRId32 "\n",
cfg->interval, cfg->time);
}
/****************************************************************************
* Public Functions
****************************************************************************/
int main(int argc, FAR char *argv[])
{
struct wifi_iperf_t iperf_args;
struct iperf_cfg_t cfg;
struct in_addr addr;
int nerrors;
char inetaddr[INET_ADDRSTRLEN];
bzero(&addr, sizeof(struct in_addr));
bzero(&cfg, sizeof(cfg));
iperf_args.ip = arg_str0("c", "client", "<ip>",
"run in client mode, connecting to <host>");
iperf_args.server = arg_lit0("s", "server", "run in server mode");
iperf_args.udp = arg_lit0("u", "udp", "use UDP rather than TCP");
iperf_args.local = arg_str0(NULL, "local", "<path>", "use local socket");
iperf_args.rpmsg = arg_str0(NULL, "rpmsg", "<name>", "use RPMsg socket");
iperf_args.port = arg_int0("p", "port", "<port>",
"server port to listen on/connect to");
iperf_args.interval = arg_int0("i", "interval", "<interval>",
"seconds between periodic bandwidth reports");
iperf_args.time = arg_int0("t", "time", "<time>",
"time in seconds to transmit for (default 10 secs)");
iperf_args.abort = arg_lit0("a", "abort", "abort running iperf");
iperf_args.end = arg_end(1);
/* Value of local is needed for server, optional for client. */
iperf_args.local->hdr.flag |= ARG_HASOPTVALUE;
nerrors = arg_parse(argc, argv, (FAR void**) &iperf_args);
if (nerrors != 0)
{
arg_print_errors(stderr, iperf_args.end, argv[0]);
iperf_showusage(argv[0], &iperf_args, 0);
}
if (iperf_args.abort->count != 0)
{
iperf_stop();
printf("ERROR: abort->count: %d\n", iperf_args.abort->count);
iperf_showusage(argv[0], &iperf_args, 0);
}
if (((iperf_args.ip->count == 0) && (iperf_args.server->count == 0)) ||
((iperf_args.ip->count != 0) && (iperf_args.server->count != 0)))
{
printf("ERROR: should specific client/server mode\n");
iperf_showusage(argv[0], &iperf_args, 0);
}
if (iperf_args.ip->count == 0)
{
cfg.host = "";
cfg.flag |= IPERF_FLAG_SERVER;
}
else
{
cfg.dip = inet_addr(iperf_args.ip->sval[0]);
cfg.host = iperf_args.ip->sval[0];
cfg.flag |= IPERF_FLAG_CLIENT;
}
if (iperf_args.local->count > 0)
{
cfg.flag |= IPERF_FLAG_LOCAL;
if (strlen(iperf_args.local->sval[0]) > 0)
{
/* iperf -s --local <path> or iperf -c <whatever> --local <path> */
cfg.path = iperf_args.local->sval[0];
}
else if (iperf_args.ip->count > 0)
{
/* iperf -c <path> --local */
cfg.path = iperf_args.ip->sval[0];
}
else
{
printf("ERROR: should specific local socket path\n");
iperf_showusage(argv[0], &iperf_args, 0);
}
}
else if (iperf_args.rpmsg->count > 0)
{
cfg.flag |= IPERF_FLAG_RPMSG;
cfg.path = iperf_args.rpmsg->sval[0];
}
else
{
netlib_get_ipv4addr(DEVNAME, &addr);
if (addr.s_addr == 0)
{
printf("ERROR: access IP is 0x00\n");
goto out;
}
printf(" IP: %s\n", inet_ntoa_r(addr, inetaddr, sizeof(inetaddr)));
cfg.sip = addr.s_addr;
}
if (iperf_args.udp->count == 0)
{
cfg.flag |= IPERF_FLAG_TCP;
}
else
{
cfg.flag |= IPERF_FLAG_UDP;
}
if (iperf_args.port->count == 0)
{
cfg.sport = IPERF_DEFAULT_PORT;
cfg.dport = IPERF_DEFAULT_PORT;
}
else
{
if (cfg.flag & IPERF_FLAG_SERVER)
{
cfg.sport = iperf_args.port->ival[0];
cfg.dport = IPERF_DEFAULT_PORT;
}
else
{
cfg.sport = IPERF_DEFAULT_PORT;
cfg.dport = iperf_args.port->ival[0];
}
}
if (iperf_args.interval->count == 0)
{
cfg.interval = IPERF_DEFAULT_INTERVAL;
}
else
{
cfg.interval = iperf_args.interval->ival[0];
if (cfg.interval <= 0)
{
cfg.interval = IPERF_DEFAULT_INTERVAL;
}
}
if (iperf_args.time->count == 0)
{
if (iperf_args.server->count != 0)
{
/* Note: -t is a client-only option for the original iperf 2. */
cfg.time = 0;
}
else
{
cfg.time = IPERF_DEFAULT_TIME;
}
}
else
{
cfg.time = iperf_args.time->ival[0];
if (cfg.time != 0 && cfg.time <= cfg.interval)
{
cfg.time = cfg.interval;
}
}
iperf_printcfg(&cfg);
iperf_start(&cfg);
out:
arg_freetable((FAR void **)&iperf_args, 1);
return 0;
}