nuttx-apps/examples/udp/udp.h

120 lines
4.0 KiB
C

/****************************************************************************
* examples/udp/udp.h
*
* Copyright (C) 2007, 2008, 2015, 2017 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_UDP_UDP_H
#define __EXAMPLES_UDP_UDP_H
/****************************************************************************
* Included Files
****************************************************************************/
#ifdef EXAMPLES_UDP_HOST
#else
# include <debug.h>
#endif
#include <arpa/inet.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#ifdef EXAMPLES_UDP_HOST
/* HTONS/L macros are unique to uIP-based networks */
# ifdef CONFIG_ENDIAN_BIG
# define HTONS(ns) (ns)
# define HTONL(nl) (nl)
# else
# define HTONS(ns) \
(unsigned short) \
(((((unsigned short)(ns)) & 0x00ff) << 8) | \
((((unsigned short)(ns)) >> 8) & 0x00ff))
# define HTONL(nl) \
(unsigned long) \
(((((unsigned long)(nl)) & 0x000000ffUL) << 24) | \
((((unsigned long)(nl)) & 0x0000ff00UL) << 8) | \
((((unsigned long)(nl)) & 0x00ff0000UL) >> 8) | \
((((unsigned long)(nl)) & 0xff000000UL) >> 24))
# endif
# define NTOHS(hs) HTONS(hs)
# define NTOHL(hl) HTONL(hl)
# define FAR
#endif
#ifdef CONFIG_EXAMPLES_UDP_IPv6
# define AF_INETX AF_INET6
# define PF_INETX PF_INET6
#else
# define AF_INETX AF_INET
# define PF_INETX PF_INET
#endif
#ifndef CONFIG_EXAMPLES_UDP_SERVER_PORTNO
# define CONFIG_EXAMPLES_UDP_SERVER_PORTNO 5471
#endif
#ifndef CONFIG_EXAMPLES_UDP_CLIENT_PORTNO
# define CONFIG_EXAMPLES_UDP_CLIENT_PORTNO 5472
#endif
#define ASCIISIZE (0x7f - 0x20)
#define SENDSIZE (ASCIISIZE+1)
/****************************************************************************
* Public Data
****************************************************************************/
#ifdef CONFIG_EXAMPLES_UDP_IPv6
uint16_t g_udpserver_ipv6[8];
#else
uint32_t g_udpserver_ipv4;
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef CONFIG_EXAMPLES_UDP_NETINIT
int udp_netinit(void);
#endif
void udp_cmdline(int argc, char **argv);
void udp_client(void);
void udp_server(void);
#endif /* __EXAMPLES_UDP_UDP_H */