194 lines
6.2 KiB
C
194 lines
6.2 KiB
C
/*
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* Copyright (c) 2013, 2014, 2015, 2016, 2017 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* netinet/in.h
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* Internet socket interface.
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*/
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#ifndef _INCLUDE_NETINET_IN_H
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#define _INCLUDE_NETINET_IN_H
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#include <sys/cdefs.h>
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#include <sys/__/types.h>
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#include <__/endian.h>
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#include <inttypes.h>
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#ifndef __in_port_t_defined
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#define __in_port_t_defined
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typedef uint16_t in_port_t;
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#endif
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#ifndef __in_addr_t_defined
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#define __in_addr_t_defined
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typedef uint32_t in_addr_t;
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#endif
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#ifndef __sa_family_t_defined
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#define __sa_family_t_defined
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typedef uint16_t sa_family_t;
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#endif
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#ifndef __socklen_t_defined
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#define __socklen_t_defined
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typedef __socklen_t socklen_t;
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#endif
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struct in_addr
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{
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in_addr_t s_addr;
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};
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struct sockaddr_in
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{
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sa_family_t sin_family;
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in_port_t sin_port;
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struct in_addr sin_addr;
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};
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struct __attribute__((aligned(4))) in6_addr
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{
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uint8_t s6_addr[16];
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};
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struct sockaddr_in6
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{
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sa_family_t sin6_family;
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in_port_t sin6_port;
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uint32_t sin6_flowinfo;
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struct in6_addr sin6_addr;
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uint32_t sin6_scope_id;
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};
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#define IN6ADDR_ANY_INIT { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } }
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#define IN6ADDR_LOOPBACK_INIT { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } }
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struct ipv6_mreq
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{
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struct in6_addr ipv6mr_multiaddr;
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unsigned int ipv6mr_interface;
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};
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/* #define SOL_SOCKET 0 - in <sys/socket.h> */
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#define IPPROTO_ICMP 1
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#define IPPROTO_TCP 6
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#define IPPROTO_UDP 17
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#define IPPROTO_RAW 255
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#define IPPROTO_IP 256
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#define IPPROTO_IPV6 257
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#define IPPROTO_PING 258
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#define INADDR_ANY ((in_addr_t) 0x00000000) /* 0.0.0.0 */
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#define INADDR_BROADCAST ((in_addr_t) 0xffffffff) /* 255.255.255.255 */
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#define INADDR_LOOPBACK ((in_addr_t) 0x7f000001) /* 127.0.0.1 */
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#define INADDR_NONE ((in_addr_t) 0xffffffff) /* 255.255.255.255 */
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#if __USE_SORTIX
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#define INADDR_LOOPMASK ((in_addr_t) 0xff000000) /* 255.0.0.0 */
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#endif
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#define INADDR_UNSPEC_GROUP ((in_addr_t) 0xe0000000)
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#define INADDR_ALLHOSTS_GROUP ((in_addr_t) 0xe0000001)
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#define INADDR_ALLRTRS_GROUP ((in_addr_t) 0xe0000002)
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#define INADDR_MAX_LOCAL_GROUP ((in_addr_t) 0xe00000ff)
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#define INET_ADDRSTRLEN 16
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#define INET6_ADDRSTRLEN 46
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#define htons(x) __htobe16(x)
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#define ntohs(x) __be16toh(x)
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#define htonl(x) __htobe32(x)
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#define ntohl(x) __be32toh(x)
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#define IPV6_JOIN_GROUP 0
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#define IPV6_LEAVE_GROUP 1
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#define IPV6_MULTICAST_HOPS 2
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#define IPV6_MULTICAST_IF 3
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#define IPV6_MULTICAST_LOOP 4
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#define IPV6_UNICAST_HOPS 5
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#define IPV6_V6ONLY 6
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#define IN6_IS_ADDR_UNSPECIFIED(a) \
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(((uint32_t*) (a))[0] == 0 && ((uint32_t*) (a))[1] == 0 && \
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((uint32_t*) (a))[2] == 0 && ((uint32_t*) (a))[3] == 0)
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#define IN6_IS_ADDR_LOOPBACK(a) \
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(((uint32_t*) (a))[0] == 0 && ((uint32_t*) (a))[1] == 0 && \
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((uint32_t*) (a))[2] == 0 && \
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((uint8_t*) (a))[12] == 0 && ((uint8_t*) (a))[13] == 0 && \
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((uint8_t*) (a))[14] == 0 && ((uint8_t*) (a))[15] == 1 )
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#define IN6_IS_ADDR_MULTICAST(a) (((uint8_t*) (a))[0] == 0xff)
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#define IN6_IS_ADDR_LINKLOCAL(a) \
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((((uint8_t*) (a))[0]) == 0xfe && (((uint8_t*) (a))[1] & 0xc0) == 0x80)
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#define IN6_IS_ADDR_SITELOCAL(a) \
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((((uint8_t*) (a))[0]) == 0xfe && (((uint8_t*) (a))[1] & 0xc0) == 0xc0)
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#define IN6_IS_ADDR_V4MAPPED(a) \
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(((uint32_t*) (a))[0] == 0 && ((uint32_t*) (a))[1] == 0 && \
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((uint8_t*) (a))[8] == 0 && ((uint8_t*) (a))[9] == 0 && \
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((uint8_t*) (a))[10] == 0xff && ((uint8_t*) (a))[11] == 0xff)
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#define IN6_IS_ADDR_V4COMPAT(a) \
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(((uint32_t*) (a))[0] == 0 && ((uint32_t*) (a))[1] == 0 && \
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((uint32_t*) (a))[2] == 0 && ((uint8_t*) (a))[15] > 1)
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#define IN6_IS_ADDR_MC_NODELOCAL(a) \
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(IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t*) (a))[1] & 0xf) == 0x1))
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#define IN6_IS_ADDR_MC_LINKLOCAL(a) \
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(IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t*) (a))[1] & 0xf) == 0x2))
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#define IN6_IS_ADDR_MC_SITELOCAL(a) \
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(IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t*) (a))[1] & 0xf) == 0x5))
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#define IN6_IS_ADDR_MC_ORGLOCAL(a) \
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(IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t*) (a))[1] & 0xf) == 0x8))
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#define IN6_IS_ADDR_MC_GLOBAL(a) \
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(IN6_IS_ADDR_MULTICAST(a) && ((((uint8_t*) (a))[1] & 0xf) == 0xe))
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#define __ARE_4_EQUAL(a,b) \
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(!( (0[a]-0[b]) | (1[a]-1[b]) | (2[a]-2[b]) | (3[a]-3[b]) ))
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#define IN6_ARE_ADDR_EQUAL(a,b) \
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__ARE_4_EQUAL((const uint32_t*)(a), (const uint32_t*)(b))
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#define IN_CLASSA(a) ((((in_addr_t)(a)) & 0x80000000) == 0)
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#define IN_CLASSA_NET 0xff000000
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#define IN_CLASSA_NSHIFT 24
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#define IN_CLASSA_HOST (0xffffffff & ~IN_CLASSA_NET)
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#define IN_CLASSA_MAX 128
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#define IN_CLASSB(a) ((((in_addr_t)(a)) & 0xc0000000) == 0x80000000)
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#define IN_CLASSB_NET 0xffff0000
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#define IN_CLASSB_NSHIFT 16
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#define IN_CLASSB_HOST (0xffffffff & ~IN_CLASSB_NET)
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#define IN_CLASSB_MAX 65536
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#define IN_CLASSC(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xc0000000)
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#define IN_CLASSC_NET 0xffffff00
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#define IN_CLASSC_NSHIFT 8
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#define IN_CLASSC_HOST (0xffffffff & ~IN_CLASSC_NET)
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#define IN_CLASSD(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xe0000000)
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#define IN_MULTICAST(a) IN_CLASSD(a)
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#define IN_EXPERIMENTAL(a) ((((in_addr_t)(a)) & 0xe0000000) == 0xe0000000)
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#define IN_BADCLASS(a) ((((in_addr_t)(a)) & 0xf0000000) == 0xf0000000)
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#define IN_LOOPBACKNET 127
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#define IP_EVIL_INTENT 1
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern const struct in6_addr in6addr_any; /* :: */
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extern const struct in6_addr in6addr_loopback; /* ::1 */
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif
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