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IPv4: Implement socket ioctls SIOCGIFADDR and SIOCSIFADDR

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This allows userspace programs to get and set (superuser-only) the IPv4
address of a network adapter. :^)
This commit is contained in:
Andreas Kling 2019-09-23 19:06:03 +02:00
parent a3575f3c60
commit 2482fc3538
7 changed files with 117 additions and 1 deletions
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10
Kernel/Net/NetworkAdapter.cpp
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@ -32,6 +32,16 @@ WeakPtr<NetworkAdapter> NetworkAdapter::from_ipv4_address(const IPv4Address& add
return nullptr;
}
WeakPtr<NetworkAdapter> NetworkAdapter::lookup_by_name(const StringView& name)
{
NetworkAdapter* found_adapter = nullptr;
for_each([&](auto& adapter) {
if (adapter.name() == name)
found_adapter = &adapter;
});
return found_adapter ? found_adapter->make_weak_ptr() : nullptr;
}
NetworkAdapter::NetworkAdapter()
{
// FIXME: I wanna lock :(