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Architecture
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SystemCalls
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include
boot
cpu
filesystem
net
arp.hpp
dhcp.hpp
dns.hpp
eth.hpp
icmpv4.hpp
icmpv6.hpp
ipv4.hpp
ipv6.hpp
nc.hpp
net.hpp
ntp.hpp
tcp.hpp
udp.hpp
stb
abi.h
acpi.hpp
bitmap.hpp
cargs.h
convert.h
cpu.hpp
crc32.h
cwalk.h
debug.h
disk.hpp
display.hpp
driver.hpp
dumper.hpp
elf.h
emmintrin.h
exec.hpp
filesystem.hpp
hashmap.hpp
intrin.hpp
ints.hpp
io.h
ipc.hpp
kconfig.hpp
kshell.hpp
lock.hpp
md5.h
memory.hpp
msexec.h
pci.hpp
power.hpp
printf.h
rand.hpp
smart_ptr.hpp
smp.hpp
symbols.hpp
syscalls.hpp
targp.h
task.hpp
time.hpp
types.h
uart.hpp
vm.hpp
include_std
.gitignore
DAPI.hpp
Doxyfile
Fex.hpp
Kernel.cpp
KernelConfig.cpp
KernelThread.cpp
LICENSE
Makefile
README.md
dump.sh
ipc.h
kernel.h
syscalls.h
107 lines
2.8 KiB
C++
107 lines
2.8 KiB
C++
/*
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This file is part of Fennix Kernel.
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Fennix Kernel is free software: you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of
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the License, or (at your option) any later version.
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Fennix Kernel is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __FENNIX_KERNEL_NETWORK_ARP_H__
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#define __FENNIX_KERNEL_NETWORK_ARP_H__
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#include <net/eth.hpp>
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#include <net/nc.hpp>
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#include <types.h>
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#include <vector>
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namespace NetworkARP
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{
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enum ARPOperation
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{
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REQUEST = 0x1,
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REPLY = 0x2
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};
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enum ARPHardwareType
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{
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HTYPE_ETHERNET = 1,
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HTYPE_802_3 = 6,
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HTYPE_ARCNET = 7,
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HTYPE_FRAME_RELAY = 15,
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HTYPE_ATM = 16,
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HTYPE_HDLC = 17,
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HTYPE_FIBRE_CHANNEL = 18,
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HTYPE_ATM_2 = 19,
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HTYPE_SERIAL_LINE = 20
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};
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struct ARPHeader
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{
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uint16_t HardwareType;
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uint16_t ProtocolType;
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uint8_t HardwareSize;
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uint8_t ProtocolSize;
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uint16_t Operation;
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uint48_t SenderMAC : 48;
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uint32_t SenderIP;
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uint48_t TargetMAC : 48;
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uint32_t TargetIP;
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} __packed;
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struct DiscoveredAddress
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{
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MediaAccessControl MAC;
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InternetProtocol IP;
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};
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class ARP : public NetworkEthernet::EthernetEvents
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{
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private:
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NetworkEthernet::Ethernet *Ethernet;
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enum DAType
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{
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DA_ADD = 1,
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DA_DEL = 2,
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DA_SEARCH = 3,
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DA_UPDATE = 4
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};
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std::vector<NetworkARP::DiscoveredAddress *> DiscoveredAddresses;
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DiscoveredAddress *ManageDiscoveredAddresses(DAType Type, InternetProtocol IP, MediaAccessControl MAC);
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DiscoveredAddress *Search(InternetProtocol TargetIP);
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DiscoveredAddress *Update(InternetProtocol TargetIP, MediaAccessControl TargetMAC);
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bool OnEthernetPacketReceived(uint8_t *Data, size_t Length);
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public:
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ARP(NetworkEthernet::Ethernet *Ethernet);
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~ARP();
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/**
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* @brief Resolve an IP address to a MAC address.
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*
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* @param IP The IP address to resolve. (Little-endian)
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* @return uint48_t The MAC address of the IP address.
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*/
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uint48_t Resolve(InternetProtocol IP);
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/**
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* @brief Broadcast an ARP packet.
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*
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* @param IP The IP address to broadcast.
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*/
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void Broadcast(InternetProtocol IP);
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};
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}
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#endif // !__FENNIX_KERNEL_NETWORK_ARP_H__
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