nes-proj/os/net/ipv6/uiplib.h

105 lines
3.4 KiB
C

/*
* Copyright (c) 2002, Adam Dunkels.
* All rights reserved.
*
* 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. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
* This file is part of the Contiki desktop environment for the C64.
*
*
*/
/**
* \file
* Various uIP library functions.
* \author
* Adam Dunkels <adam@sics.se>
*
*/
#ifndef UIPLIB_H_
#define UIPLIB_H_
#include "net/ipv6/uip.h"
/**
* \addtogroup uipconvfunc
* @{
*/
/**
* Convert a textual representation of an IP address to a numerical representation.
*
* This function takes a textual representation of an IP address in
* the form a.b.c.d for IPv4 or a:b:c:d:e:f:g:h for IPv6 and converts
* it into a numeric IP address representation that can be used by
* other uIP functions.
*
* \param addrstr A pointer to a string containing the IP address in
* textual form.
*
* \param addr A pointer to a uip_ip4addr_t that will be filled in with
* the numerical representation of the address.
*
* \retval 0 If the IP address could not be parsed.
* \retval Non-zero If the IP address was parsed.
*/
#if NETSTACK_CONF_WITH_IPV6
#define uiplib_ipaddrconv uiplib_ip6addrconv
#else /* NETSTACK_CONF_WITH_IPV6 */
#define uiplib_ipaddrconv uiplib_ip4addrconv
#endif /* NETSTACK_CONF_WITH_IPV6 */
int uiplib_ip4addrconv(const char *addrstr, uip_ip4addr_t *addr);
int uiplib_ip6addrconv(const char *addrstr, uip_ip6addr_t *addr);
/** @} */
/**
* \addtogroup uiplib
* @{
*/
/**
* Print an IP address using printf().
*
* \param addr A pointer to a uip_ipaddr_t that will be printed with printf().
*/
void uiplib_ipaddr_print(const uip_ipaddr_t *addr);
/**
* Write at most size - 1 characters of the IP address to the output string.
* The output is always null-terminated, unless size is 0.
*
* \param buffer A pointer to an output string with at least size bytes.
* \param size The max number of characters to write to the output string.
* \param addr A pointer to a uip_ipaddr_t that will be printed with printf().
*/
int uiplib_ipaddr_snprint(char *buffer, size_t size, const uip_ipaddr_t *addr);
/** @} */
#endif /* UIPLIB_H_ */