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https://github.com/RGBCube/serenity
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78459b92d5
An IP socket can now join a multicast group by using the IP_ADD_MEMBERSHIP sockopt, which will cause it to start receiving packets sent to the multicast address, even though this address does not belong to this host.
62 lines
1.2 KiB
C
62 lines
1.2 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 <bits/stdint.h>
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#include <sys/cdefs.h>
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#include <sys/socket.h>
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__BEGIN_DECLS
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typedef uint32_t in_addr_t;
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in_addr_t inet_addr(const char*);
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#define INADDR_ANY ((in_addr_t)0)
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#define INADDR_NONE ((in_addr_t)-1)
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#define INADDR_LOOPBACK 0x7f000001
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#define IN_LOOPBACKNET 127
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#define IP_TTL 2
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#define IP_MULTICAST_LOOP 3
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#define IP_ADD_MEMBERSHIP 4
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#define IP_DROP_MEMBERSHIP 5
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#define IPPORT_RESERVED 1024
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#define IPPORT_USERRESERVED 5000
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typedef uint16_t in_port_t;
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struct in_addr {
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uint32_t s_addr;
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};
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struct sockaddr_in {
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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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char sin_zero[8];
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};
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struct ip_mreq {
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struct in_addr imr_multiaddr;
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struct in_addr imr_interface;
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};
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struct in6_addr {
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uint8_t s6_addr[16];
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};
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struct sockaddr_in6 {
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sa_family_t sin6_family; // AF_INET6.
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in_port_t sin6_port; // Port number.
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uint32_t sin6_flowinfo; // IPv6 traffic class and flow information.
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struct in6_addr sin6_addr; // IPv6 address.
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uint32_t sin6_scope_id; // Set of interfaces for a scop
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};
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__END_DECLS
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