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lokinet/llarp/vpn/packet_intercept.hpp

28 lines
712 B
C++

#pragma once
#include <functional>
#include <vector>
#include <llarp/util/types.hpp>
namespace llarp::vpn
{
using PacketSendFunc_t = std::function<void(std::vector<byte_t>)>;
using PacketInterceptFunc_t = std::function<void(std::vector<byte_t>, PacketSendFunc_t)>;
class I_PacketIntercepter
{
public:
virtual ~I_PacketIntercepter() = default;
/// start intercepting packets and call a callback for each one we get
/// the callback passes in an ip packet and a function that we can use to send an ip packet to
/// its origin
virtual void
start(PacketInterceptFunc_t f) = 0;
/// stop intercepting packets
virtual void
stop() = 0;
};
} // namespace llarp::vpn