56 lines
1.8 KiB
C
56 lines
1.8 KiB
C
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/*
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* Copyright (c) 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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* net/ipv4.h
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* Internet Protocol Version 4.
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*/
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#ifndef SORTIX_NET_IPV4_H
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#define SORTIX_NET_IPV4_H
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#include <netinet/if_ether.h>
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#include <netinet/in.h>
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#include <sortix/kernel/packet.h>
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namespace Sortix {
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namespace IPv4 {
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uint16_t ipsum(const void* bufptr, size_t size);
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uint16_t ipsum_word(uint16_t sum, uint16_t word);
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uint16_t ipsum_buf(uint16_t sum, const void* bufptr, size_t size);
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uint16_t ipsum_finish(uint16_t sum);
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void Handle(Ref<Packet> pkt,
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const struct ether_addr* src,
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const struct ether_addr* dst,
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bool dst_broadcast);
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bool Send(Ref<Packet> pkt,
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const struct in_addr* src,
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const struct in_addr* dst,
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uint8_t protocol,
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unsigned int ifindex,
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bool broadcast);
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bool GetSourceIP(const struct in_addr* src,
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const struct in_addr* dst,
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struct in_addr* sendfrom,
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unsigned int ifindex,
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size_t* mtu = NULL);
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Ref<Inode> Socket(int type, int protocol);
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} // namespace IPv4
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} // namespace Sortix
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#endif
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