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64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
//=======================================================================
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// Copyright Baptiste Wicht 2013-2016.
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// Distributed under the terms of the MIT License.
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// (See accompanying file LICENSE or copy at
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// http://www.opensource.org/licenses/MIT)
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//=======================================================================
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#ifndef NET_TCP_LAYER_H
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#define NET_TCP_LAYER_H
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#include <types.hpp>
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#include "net/ethernet_layer.hpp"
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#include "net/ip_layer.hpp"
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#include "net/network.hpp"
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#include "net/socket.hpp"
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namespace network {
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namespace tcp {
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/*!
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* \brief Initialize the layer
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*/
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void init_layer();
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/*!
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* \brief Decode a network packet.
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*
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* This must only be called from the IP layer.
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*
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* \param interface The interface on which the packet was received
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* \param packet The packet to decode
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*/
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void decode(network::interface_descriptor& interface, network::ethernet::packet& packet);
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/*!
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* \brief Prepare a packet for the user
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* \param buffer The buffer to write the packet to
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* \param interface The interface on which to prepare the packet for
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* \param descriptor The packet descriptor
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* \return the prepared packet or an error
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*/
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std::expected<network::ethernet::packet> user_prepare_packet(char* buffer, network::socket& socket, const packet_descriptor* descriptor);
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/*!
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* \brief Finalize a prepared packet
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* \param interface The interface on which to finalize the packet
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* \param p The packet to finalize
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* \return nothing or an error
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*/
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std::expected<void> finalize_packet(network::interface_descriptor& interface, network::socket& socket, network::ethernet::packet& p);
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std::expected<void> send(char* target_buffer, network::socket& socket, const char* buffer, size_t n);
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std::expected<size_t> connect(network::socket& socket, network::interface_descriptor& interface, size_t server_port, network::ip::address server);
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std::expected<void> disconnect(network::socket& socket);
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} // end of tcp namespace
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} // end of network namespace
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#endif
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