110 lines
3.1 KiB
C
110 lines
3.1 KiB
C
/*! @file
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@brief IPv6 and IPv4 definitions
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Generic IPv6 and IPv4 address definitions.
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*/
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/*
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* Copyright (c) 2015 Intel Corporation
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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 are met:
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*
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* 1) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2) Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3) Neither the name of Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN 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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#include <stdint.h>
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#ifndef __NET_IP_H
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#define __NET_IP_H
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/*! Protocol families */
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#define PF_UNSPEC 0 /* Unspecified. */
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#define PF_INET 2 /* IP protocol family. */
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#define PF_INET6 10 /* IP version 6. */
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/*! Address families. */
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#define AF_UNSPEC PF_UNSPEC
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#define AF_INET PF_INET
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#define AF_INET6 PF_INET6
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/*! Protocol numbers from IANA */
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enum ip_protocol {
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IPPROTO_TCP = 6,
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IPPROTO_UDP = 17,
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IPPROTO_ICMPV6 = 58,
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};
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/*! IPv6 address structure */
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struct in6_addr {
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union {
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uint8_t u6_addr8[16];
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uint16_t u6_addr16[8]; /* In big endian */
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uint32_t u6_addr32[4]; /* In big endian */
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} in6_u;
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#define s6_addr in6_u.u6_addr8
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#define s6_addr16 in6_u.u6_addr16
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#define s6_addr32 in6_u.u6_addr32
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};
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/*! IPv4 address */
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struct in_addr {
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union {
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uint8_t u4_addr8[4];
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uint16_t u4_addr16[2]; /* In big endian */
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uint32_t u4_addr32[1]; /* In big endian */
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} in4_u;
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#define s4_addr in4_u.u4_addr8
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#define s4_addr16 in4_u.u4_addr16
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#define s4_addr32 in4_u.u4_addr32
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#define s_addr s4_addr32
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};
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typedef unsigned short int sa_family_t;
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struct net_addr {
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sa_family_t family;
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union {
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struct in6_addr in6_addr;
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struct in_addr in_addr;
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} addr;
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};
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/*! IPv6/IPv4 network connection tuple */
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struct net_tuple {
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/*! IPv6/IPv4 remote address */
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struct net_addr *remote_addr;
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/*! IPv6/IPv4 local address */
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struct net_addr *local_addr;
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/*! UDP/TCP remote port */
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uint16_t remote_port;
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/*! UDP/TCP local port */
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uint16_t local_port;
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/*! IP protocol */
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enum ip_protocol ip_proto;
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};
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#endif /* __NET_IP_H */
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