zephyr/include/net/net_ip.h

115 lines
3.3 KiB
C

/*! @file
@brief IPv6 and IPv4 definitions
Generic IPv6 and IPv4 address definitions.
*/
/*
* Copyright (c) 2015 Intel Corporation
*
* 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 of Intel Corporation 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 HOLDER 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.
*/
#include <stdint.h>
#ifndef __NET_IP_H
#define __NET_IP_H
/*! Protocol families */
#define PF_UNSPEC 0 /* Unspecified. */
#define PF_INET 2 /* IP protocol family. */
#define PF_INET6 10 /* IP version 6. */
/*! Address families. */
#define AF_UNSPEC PF_UNSPEC
#define AF_INET PF_INET
#define AF_INET6 PF_INET6
/*! Protocol numbers from IANA */
enum ip_protocol {
IPPROTO_TCP = 6,
IPPROTO_UDP = 17,
IPPROTO_ICMPV6 = 58,
};
/*! IPv6 address structure */
struct in6_addr {
union {
uint8_t u6_addr8[16];
uint16_t u6_addr16[8]; /* In big endian */
uint32_t u6_addr32[4]; /* In big endian */
} in6_u;
#define s6_addr in6_u.u6_addr8
#define s6_addr16 in6_u.u6_addr16
#define s6_addr32 in6_u.u6_addr32
};
/*! IPv4 address */
struct in_addr {
union {
uint8_t u4_addr8[4];
uint16_t u4_addr16[2]; /* In big endian */
uint32_t u4_addr32[1]; /* In big endian */
} in4_u;
#define s4_addr in4_u.u4_addr8
#define s4_addr16 in4_u.u4_addr16
#define s4_addr32 in4_u.u4_addr32
#define s_addr s4_addr32
};
typedef unsigned short int sa_family_t;
struct net_addr {
sa_family_t family;
union {
struct in6_addr in6_addr;
struct in_addr in_addr;
};
};
#define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }
#define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
#define INET6_ADDRSTRLEN 46
/*! IPv6/IPv4 network connection tuple */
struct net_tuple {
/*! IPv6/IPv4 remote address */
struct net_addr *remote_addr;
/*! IPv6/IPv4 local address */
struct net_addr *local_addr;
/*! UDP/TCP remote port */
uint16_t remote_port;
/*! UDP/TCP local port */
uint16_t local_port;
/*! IP protocol */
enum ip_protocol ip_proto;
};
#endif /* __NET_IP_H */