nuttx-apps/examples/tcpblaster/tcpblaster_cmdline.c

150 lines
5.2 KiB
C

/****************************************************************************
* examples/tcpblaster/tcpblaster_cmdline.c
*
* Copyright (C) 2018 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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 NuttX 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <arpa/inet.h>
#include "tcpblaster.h"
/****************************************************************************
* Public Data
****************************************************************************/
#ifdef CONFIG_EXAMPLES_TCPBLASTER_IPv6
uint16_t g_tcpblasterserver_ipv6[8];
#else
uint32_t g_tcpblasterserver_ipv4;
#endif
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* show_usage
****************************************************************************/
static void show_usage(FAR const char *progname)
{
fprintf(stderr, "USAGE: %s [<server-addr>]\n", progname);
exit(1);
}
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* tcpblaster_cmdline
****************************************************************************/
void tcpblaster_cmdline(int argc, char **argv)
{
/* Init the default IP address. */
#ifdef CONFIG_EXAMPLES_TCPBLASTER_IPv6
# if defined(CONFIG_EXAMPLES_TCPBLASTER_LOOPBACK) && \
defined(CONFIG_NET_LOOPBACK)
g_tcpblasterserver_ipv6[0] = 0;
g_tcpblasterserver_ipv6[1] = 0;
g_tcpblasterserver_ipv6[2] = 0;
g_tcpblasterserver_ipv6[3] = 0;
g_tcpblasterserver_ipv6[4] = 0;
g_tcpblasterserver_ipv6[5] = 0;
g_tcpblasterserver_ipv6[6] = 0;
g_tcpblasterserver_ipv6[7] = HTONS(1);
# else
g_tcpblasterserver_ipv6[0] =
HTONS(CONFIG_EXAMPLES_TCPBLASTER_SERVERIPv6ADDR_1);
g_tcpblasterserver_ipv6[1] =
HTONS(CONFIG_EXAMPLES_TCPBLASTER_SERVERIPv6ADDR_2);
g_tcpblasterserver_ipv6[2] =
HTONS(CONFIG_EXAMPLES_TCPBLASTER_SERVERIPv6ADDR_3);
g_tcpblasterserver_ipv6[3] =
HTONS(CONFIG_EXAMPLES_TCPBLASTER_SERVERIPv6ADDR_4);
g_tcpblasterserver_ipv6[4] =
HTONS(CONFIG_EXAMPLES_TCPBLASTER_SERVERIPv6ADDR_5);
g_tcpblasterserver_ipv6[5] =
HTONS(CONFIG_EXAMPLES_TCPBLASTER_SERVERIPv6ADDR_6);
g_tcpblasterserver_ipv6[6] =
HTONS(CONFIG_EXAMPLES_TCPBLASTER_SERVERIPv6ADDR_7);
g_tcpblasterserver_ipv6[7] =
HTONS(CONFIG_EXAMPLES_TCPBLASTER_SERVERIPv6ADDR_8);
# endif
#else
# if defined(CONFIG_EXAMPLES_TCPBLASTER_LOOPBACK) && defined(CONFIG_NET_LOOPBACK)
g_tcpblasterserver_ipv4 = HTONL(0x7f000001);
# else
g_tcpblasterserver_ipv4 = HTONL(CONFIG_EXAMPLES_TCPBLASTER_SERVERIP);
# endif
#endif
/* Currently only a single command line option is supported: The server
* IP address. Used to override default.
*/
if (argc == 2)
{
int ret;
/* Convert the <server-addr> argument into a binary address */
#ifdef CONFIG_EXAMPLES_TCPBLASTER_IPv6
ret = inet_pton(AF_INET6, argv[1], g_tcpblasterserver_ipv6);
#else
ret = inet_pton(AF_INET, argv[1], &g_tcpblasterserver_ipv4);
#endif
if (ret < 0)
{
fprintf(stderr, "ERROR: <server-addr> is invalid\n");
show_usage(argv[0]);
}
}
else if (argc != 1)
{
fprintf(stderr, "ERROR: Too many arguments\n");
show_usage(argv[0]);
}
}