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57 lines
1.4 KiB
C++
57 lines
1.4 KiB
C++
#pragma once
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#include <llarp.hpp>
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#include <llarp/vpn/platform.hpp>
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#include <llarp/util/thread/queue.hpp>
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#include <memory>
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namespace llarp::apple
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{
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struct Context;
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class VPNInterface final : public vpn::NetworkInterface,
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public std::enable_shared_from_this<VPNInterface>
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{
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public:
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using packet_write_callback = std::function<bool(int af_family, void* data, int size)>;
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using on_readable_callback = std::function<void(VPNInterface&)>;
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explicit VPNInterface(
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Context& ctx,
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packet_write_callback packet_writer,
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on_readable_callback on_readable,
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AbstractRouter* router);
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// Method to call when a packet has arrived to deliver the packet to lokinet
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bool
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OfferReadPacket(const llarp_buffer_t& buf);
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int
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PollFD() const override;
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net::IPPacket
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ReadNextPacket() override;
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bool
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WritePacket(net::IPPacket pkt) override;
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void
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MaybeWakeUpperLayers() const override;
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private:
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// Function for us to call when we have a packet to emit. Should return true if the packet was
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// handed off to the OS successfully.
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packet_write_callback m_PacketWriter;
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// Called when we are ready to start reading packets
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on_readable_callback m_OnReadable;
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static inline constexpr auto PacketQueueSize = 1024;
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thread::Queue<net::IPPacket> m_ReadQueue{PacketQueueSize};
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AbstractRouter* const _router;
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};
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} // namespace llarp::apple
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