RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-05-31 11:58:12 +00:00
Code Issues Activity Actions

Kernel: Bring up enough networking code that we can respond to ARP requests.

Browse source 
This is all pretty rickety but we can now respond to "arping" from the host
while running inside QEMU. Very cool. :^)
This commit is contained in:
Andreas Kling 2019-03-11 23:21:38 +01:00
parent 10dcd3a47f
commit 318b01e055
12 changed files with 229 additions and 40 deletions
Download patch file Download diff file Expand all files Collapse all files

7
Kernel/NetworkAdapter.cpp
View file

@ -2,6 +2,7 @@
#include <Kernel/StdLib.h>
#include <Kernel/EthernetFrameHeader.h>
#include <Kernel/kmalloc.h>
#include <Kernel/EtherType.h>
NetworkAdapter::NetworkAdapter()
{
@ -17,6 +18,7 @@ void NetworkAdapter::send(const MACAddress& destination, const ARPPacket& packet
auto* eth = (EthernetFrameHeader*)kmalloc(size_in_bytes);
eth->set_source(mac_address());
eth->set_destination(destination);
eth->set_ether_type(EtherType::ARP);
memcpy(eth->payload(), &packet, sizeof(ARPPacket));
send_raw((byte*)eth, size_in_bytes);
kfree(eth);
@ -35,3 +37,8 @@ ByteBuffer NetworkAdapter::dequeue_packet()
return { };
return m_packet_queue.take_first();
}
void NetworkAdapter::set_ipv4_address(const IPv4Address& address)
{
m_ipv4_address = address;
}