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Kernel+route: Support global routing table deletion

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This commit is contained in:
brapru 2022-04-29 21:49:00 -04:00 • committed by Andreas Kling
parent 863c14c4f4
commit 0866a0cd1e
3 changed files with 21 additions and 8 deletions
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12
Kernel/Net/IPv4Socket.cpp
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@ -639,8 +639,16 @@ ErrorOr<void> IPv4Socket::ioctl(OpenFileDescription&, unsigned request, Userspac
return update_routing_table(destination, gateway, genmask, adapter, UpdateTable::Set);
}
case SIOCDELRT:
// FIXME: Support gateway deletion
return {};
if (!Process::current().is_superuser())
return EPERM;
if (route.rt_gateway.sa_family != AF_INET)
return EAFNOSUPPORT;
auto destination = IPv4Address(((sockaddr_in&)route.rt_dst).sin_addr.s_addr);
auto gateway = IPv4Address(((sockaddr_in&)route.rt_gateway).sin_addr.s_addr);
auto genmask = IPv4Address(((sockaddr_in&)route.rt_genmask).sin_addr.s_addr);
return update_routing_table(destination, gateway, genmask, adapter, UpdateTable::Delete);
}
return EINVAL;