128 lines
4.5 KiB
C
128 lines
4.5 KiB
C
/****************************************************************************
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* examples/udpblaster/udpblaster.h
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*
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* Copyright (C) 2015 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __EXAMPLES_UDPBLASTER_UDPBLASTER_H
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#define __EXAMPLES_UDPBLASTER_UDPBLASTER_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include "config.h"
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#include <arpa/inet.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#ifdef UDPBLASTER_HOST
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/* HTONS/L macros are unique to uIP */
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# define HTONS(a) htons(a)
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# define HTONL(a) htonl(a)
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/* Have SO_LINGER */
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# define UDPBLASTER_HAVE_SOLINGER 1
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#else
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# ifdef CONFIG_NET_SOLINGER
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# define UDPBLASTER_HAVE_SOLINGER 1
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# else
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# undef UDPBLASTER_HAVE_SOLINGER
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# endif
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#endif /* UDPBLASTER_HOST */
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#ifdef CONFIG_EXAMPLES_UDPBLASTER_IPv6
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# define AF_INETX AF_INET6
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# define PF_INETX PF_INET6
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#else
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# define AF_INETX AF_INET
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# define PF_INETX PF_INET
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#endif
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#define UDPBLASTER_PORTNO 5471
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#define ETH_HDRLEN 14 /* Size of the Ethernet header */
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#define IPv4_HDRLEN 20 /* Size of IPv4 header */
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#define IPv6_HDRLEN 40 /* Size of IPv6 header */
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#define UDP_HDRLEN 8 /* Size of UDP header */
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#if defined(CONFIG_NET_ETHERNET)
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# define UDPBLASTER_MTU CONFIG_NET_ETH_MTU
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# ifdef CONFIG_EXAMPLES_UDPBLASTER_IPv6
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# define UDPBLASTER_MSS (UDPBLASTER_MTU - ETH_HDRLEN - IPv6_HDRLEN - UDP_HDRLEN)
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# else
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# define UDPBLASTER_MSS (UDPBLASTER_MTU - ETH_HDRLEN - IPv4_HDRLEN - UDP_HDRLEN)
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# endif
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#
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#elif defined(CONFIG_NET_LOOPBACK)
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# define UDPBLASTER_MTU 1518
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# ifdef CONFIG_EXAMPLES_UDPBLASTER_IPv6
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# define UDPBLASTER_MSS (UDPBLASTER_MTU - IPv6_HDRLEN - UDP_HDRLEN)
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# else
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# define UDPBLASTER_MSS (UDPBLASTER_MTU - IPv4_HDRLEN - UDP_HDRLEN)
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# endif
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#elif defined(CONFIG_NET_SLIP)
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# define UDPBLASTER_MTU CONFIG_NET_SLIP_MTU
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# ifdef CONFIG_EXAMPLES_UDPBLASTER_IPv6
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# define UDPBLASTER_MSS (UDPBLASTER_MTU - IPv6_HDRLEN - UDP_HDRLEN)
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# else
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# define UDPBLASTER_MSS (UDPBLASTER_MTU - IPv4_HDRLEN - UDP_HDRLEN)
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# endif
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#else
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# error "Additional link layer definitions needed"
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#endif
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#ifndef MIN
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# define MIN(a,b) ((a)<(b)?(a):(b))
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#endif
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#define UDPBLASTER_SENDSIZE MIN(UDPBLASTER_MSS, g_udpblaster_strlen)
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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extern const char g_udpblaster_text[];
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extern const int g_udpblaster_strlen;
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#endif /* __EXAMPLES_UDPBLASTER_UDPBLASTER_H */
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