RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-05-31 12:28:12 +00:00
Code Issues Activity Actions

Kernel: Add SIOCGIFHWADDR ioctl to get the MAC address of an adapter

Browse source
This commit is contained in:
Andreas Kling 2019-10-02 18:20:11 +02:00
parent 345086ab72
commit 3f2c1a2e3d
4 changed files with 15 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

10
Kernel/Net/IPv4Socket.cpp
View file

@ -377,6 +377,16 @@ int IPv4Socket::ioctl(FileDescription&, unsigned request, unsigned arg)
ifr->ifr_addr.sa_family = AF_INET;
((sockaddr_in&)ifr->ifr_addr).sin_addr.s_addr = adapter->ipv4_address().to_u32();
return 0;
case SIOCGIFHWADDR:
if (!current->process().validate_write_typed(ifr))
return -EFAULT;
ifr->ifr_hwaddr.sa_family = AF_INET;
{
auto mac_address = adapter->mac_address();
memcpy(ifr->ifr_hwaddr.sa_data, &mac_address, sizeof(MACAddress));
}
return 0;
}
return -EINVAL;