nuttx-apps/examples/udpblaster/udpblaster.h

136 lines
4.9 KiB
C

/****************************************************************************
* examples/udpblaster/udpblaster.h
*
* Copyright (C) 2015, 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.
*
****************************************************************************/
#ifndef __EXAMPLES_UDPBLASTER_UDPBLASTER_H
#define __EXAMPLES_UDPBLASTER_UDPBLASTER_H
/****************************************************************************
* Included Files
****************************************************************************/
#include "config.h"
#include <arpa/inet.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#ifdef UDPBLASTER_HOST
/* HTONS/L macros are unique to uIP */
# define HTONS(a) htons(a)
# define HTONL(a) htonl(a)
/* Have SO_LINGER */
# define UDPBLASTER_HAVE_SOLINGER 1
#else
# ifdef CONFIG_NET_SOLINGER
# define UDPBLASTER_HAVE_SOLINGER 1
# else
# undef UDPBLASTER_HAVE_SOLINGER
# endif
#endif /* UDPBLASTER_HOST */
#ifdef CONFIG_EXAMPLES_UDPBLASTER_IPv6
# define AF_INETX AF_INET6
# define PF_INETX PF_INET6
#else
# define AF_INETX AF_INET
# define PF_INETX PF_INET
#endif
#ifdef CONFIG_NET_6LOWPAN
# define UDPBLASTER_HOST_PORTNO 0xf0b0
# define UDPBLASTER_TARGET_PORTNO 0xf0b1
#else
# define UDPBLASTER_HOST_PORTNO 5471
# define UDPBLASTER_TARGET_PORTNO 5472
#endif
#define ETH_HDRLEN 14 /* Size of the Ethernet header */
#define IPv4_HDRLEN 20 /* Size of IPv4 header */
#define IPv6_HDRLEN 40 /* Size of IPv6 header */
#define UDP_HDRLEN 8 /* Size of UDP header */
#if defined(CONFIG_NET_ETHERNET)
# define UDPBLASTER_PKTSIZE CONFIG_NET_ETH_PKTSIZE
# ifdef CONFIG_EXAMPLES_UDPBLASTER_IPv6
# define UDPBLASTER_MSS (UDPBLASTER_PKTSIZE - ETH_HDRLEN - IPv6_HDRLEN - UDP_HDRLEN)
# else
# define UDPBLASTER_MSS (UDPBLASTER_PKTSIZE - ETH_HDRLEN - IPv4_HDRLEN - UDP_HDRLEN)
# endif
#elif defined(CONFIG_NET_LOOPBACK)
# define UDPBLASTER_PKTSIZE 1518
# ifdef CONFIG_EXAMPLES_UDPBLASTER_IPv6
# define UDPBLASTER_MSS (UDPBLASTER_PKTSIZE - IPv6_HDRLEN - UDP_HDRLEN)
# else
# define UDPBLASTER_MSS (UDPBLASTER_PKTSIZE - IPv4_HDRLEN - UDP_HDRLEN)
# endif
#elif defined(CONFIG_NET_6LOWPAN)
# define UDPBLASTER_PKTSIZE CONFIG_NET_6LOWPAN_PKTSIZE
# define UDPBLASTER_MSS (CONFIG_NET_6LOWPAN_PKTSIZE - IPv6_HDRLEN - UDP_HDRLEN)
#elif defined(CONFIG_NET_SLIP)
# define UDPBLASTER_PKTSIZE CONFIG_NET_SLIP_PKTSIZE
# ifdef CONFIG_EXAMPLES_UDPBLASTER_IPv6
# define UDPBLASTER_MSS (UDPBLASTER_PKTSIZE - IPv6_HDRLEN - UDP_HDRLEN)
# else
# define UDPBLASTER_MSS (UDPBLASTER_PKTSIZE - IPv4_HDRLEN - UDP_HDRLEN)
# endif
#else
# error "Additional link layer definitions needed"
#endif
#ifndef MIN
# define MIN(a,b) ((a)<(b)?(a):(b))
#endif
#define UDPBLASTER_SENDSIZE MIN(UDPBLASTER_MSS, g_udpblaster_strlen)
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
extern const char g_udpblaster_text[];
extern const int g_udpblaster_strlen;
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#endif /* __EXAMPLES_UDPBLASTER_UDPBLASTER_H */