120 lines
2.6 KiB
C
120 lines
2.6 KiB
C
/** @file
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* @brief IPv6 and IPv4 definitions
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*
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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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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __NET_IP_H
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#define __NET_IP_H
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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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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};
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};
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#define IN6ADDR_ANY_INIT { { { 0, 0, 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0 } } }
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#define IN6ADDR_LOOPBACK_INIT { { { 0, 0, 0, 0, 0, 0, 0, \
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0, 0, 0, 0, 0, 0, 0, 0, 1 } } }
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#define INET6_ADDRSTRLEN 46
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#define INADDR_ANY 0
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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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#if defined(CONFIG_NETWORKING_WITH_TCP)
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enum tcp_event_type {
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TCP_READ_EVENT = 1,
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TCP_WRITE_EVENT,
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};
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* __NET_IP_H */
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