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3b901e5b2b
An IPv4 mapped IPv6 address consist of 80 "0" bits, followed by 16 "1" bits, followed by the 32-bit IPv4 address. Example of IPv4 mapped IPv6 address: IPv4 address: 169.219.13.133 IPv6 address: 0000:0000:0000:0000:FFFF:A9DB:0D85 Simplified : ::FFFF:A9DB:0D85
50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <Kernel/API/POSIX/netinet/in.h>
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#include <endian.h>
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__BEGIN_DECLS
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in_addr_t inet_addr(char const*);
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static inline uint16_t htons(uint16_t value)
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{
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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return __builtin_bswap16(value);
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#else
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return value;
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#endif
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}
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static inline uint16_t ntohs(uint16_t value)
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{
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return htons(value);
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}
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static inline uint32_t htonl(uint32_t value)
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{
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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return __builtin_bswap32(value);
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#else
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return value;
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#endif
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}
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static inline uint32_t ntohl(uint32_t value)
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{
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return htonl(value);
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}
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#define IN6_IS_ADDR_LOOPBACK(addr) \
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(addr->s6_addr[0] == 0 && addr->s6_addr[1] == 0 && addr->s6_addr[2] == 0 && addr->s6_addr[3] == 0 && addr->s6_addr[4] == 0 && addr->s6_addr[5] == 0 && addr->s6_addr[6] == 0 && addr->s6_addr[7] == 0 && addr->s6_addr[8] == 0 && addr->s6_addr[9] == 0 && addr->s6_addr[10] == 0 && addr->s6_addr[11] == 0 && addr->s6_addr[12] == 0 && addr->s6_addr[13] == 0 && addr->s6_addr[14] == 0 && addr->s6_addr[15] == 1)
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#define IN6_IS_ADDR_V4MAPPED(addr) \
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((((addr)->s6_addr[0]) == 0) && (((addr)->s6_addr[1]) == 0) && (((addr)->s6_addr[2]) == 0) && (((addr)->s6_addr[3]) == 0) && (((addr)->s6_addr[4]) == 0) && (((addr)->s6_addr[5]) == 0) && (((addr)->s6_addr[6]) == 0) && (((addr)->s6_addr[7]) == 0) && (((addr)->s6_addr[8]) == 0) && (((addr)->s6_addr[9]) == 0) && (((addr)->s6_addr[10]) == 0xFF) && (((addr)->s6_addr[11]) == 0xFF))
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__END_DECLS
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