mirror of
https://github.com/mfontanini/libtins
synced 2026-01-30 13:34:27 +01:00
Change tcp_ip directory structure
This commit is contained in:
Matias Fontanini
@@ -5,3 +5,4 @@ INSTALL(
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COMPONENT Headers
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)
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ADD_SUBDIRECTORY(dot11)
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ADD_SUBDIRECTORY(tcp_ip)
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6
include/tins/tcp_ip/CMakeLists.txt
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6
include/tins/tcp_ip/CMakeLists.txt
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@@ -0,0 +1,6 @@
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FILE(GLOB INCLUDE_FILES "*.h")
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INSTALL(
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FILES ${INCLUDE_FILES}
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DESTINATION include/tins/tcp_ip
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COMPONENT Headers
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)
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@@ -27,10 +27,10 @@
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*
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*/
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#ifndef TINS_TCP_IP_H
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#define TINS_TCP_IP_H
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#ifndef TINS_TCP_IP_STREAM_H
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#define TINS_TCP_IP_STREAM_H
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#include "cxxstd.h"
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#include "../cxxstd.h"
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// This classes use C++11 features
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#if TINS_IS_CXX11
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@@ -40,8 +40,8 @@
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#include <map>
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#include <functional>
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#include <stdint.h>
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#include "macros.h"
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#include "hw_address.h"
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#include "../macros.h"
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#include "../hw_address.h"
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namespace Tins {
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@@ -541,122 +541,9 @@ private:
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bool auto_cleanup_;
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};
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/**
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* \brief Represents a class that follows TCP and reassembles streams
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*
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* This class processes packets and whenever it detects a new connection
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* being open, it starts tracking it. This will follow all data sent by
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* each peer and make it available to the user in a simple way.
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*
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* In order to use this class, just create an instance and set the
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* new stream callback to some function that you want:
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*
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* \code
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* void on_new_stream(TCPStream& stream) {
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* // Do something with it.
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* // This is the perfect time to set the stream's client/server
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* // write callbacks so you are notified whenever there's new
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* // data on the stream
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* }
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*
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* // Create it
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* StreamFollower follower;
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* // Set the callback
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* follower.new_stream_callback(&on_new_stream);
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* \endcode
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*/
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class TINS_API StreamFollower {
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public:
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/**
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* \brief The type used for callbacks
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*/
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typedef Stream::stream_callback_type stream_callback_type;
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/**
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* Default constructor
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*/
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StreamFollower();
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/**
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* \brief Processes a packet
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*
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* This will detect if this packet belongs to an existing stream
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* and process it, or if it belongs to a new one, in which case it
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* starts tracking it.
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*
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* This method always returns true so it can be easily plugged as
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* the argument to Sniffer::sniff_loop.
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*
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* \param packet The packet to be processed
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* \return Always true
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*/
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bool process_packet(PDU& packet);
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/**
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* \brief Sets the callback to be executed when a new stream is captured.
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*
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* Whenever a new stream is captured, the provided callback will be
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* executed.
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*
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* \param callback The callback to be set
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*/
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void new_stream_callback(const stream_callback_type& callback);
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/**
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* Finds the stream identified by the provided arguments.
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*
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* \param client_addr The client's address
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* \param client_port The client's port
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* \param server_addr The server's address
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* \param server_addr The server's port
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*/
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Stream& find_stream(IPv4Address client_addr, uint16_t client_port,
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IPv4Address server_addr, uint16_t server_port);
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/**
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* Finds the stream identified by the provided arguments.
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*
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* \param client_addr The client's address
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* \param client_port The client's port
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* \param server_addr The server's address
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* \param server_addr The server's port
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*/
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Stream& find_stream(IPv6Address client_addr, uint16_t client_port,
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IPv6Address server_addr, uint16_t server_port);
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private:
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static const size_t DEFAULT_MAX_BUFFERED_CHUNKS;
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typedef std::array<uint8_t, 16> address_type;
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struct stream_id {
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stream_id(const address_type& client_addr, uint16_t client_port,
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const address_type& server_addr, uint16_t server_port);
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address_type min_address;
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address_type max_address;
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uint16_t min_address_port;
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uint16_t max_address_port;
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bool operator<(const stream_id& rhs) const;
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static size_t hash(const stream_id& id);
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};
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typedef std::map<stream_id, Stream> streams_type;
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stream_id make_stream_id(const PDU& packet);
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Stream& find_stream(const stream_id& id);
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static address_type serialize(IPv4Address address);
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static address_type serialize(const IPv6Address& address);
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streams_type streams_;
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stream_callback_type on_new_connection_;
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size_t max_buffered_chunks_;
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bool attach_to_flows_;
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};
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} // TCPIP
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} // Tins
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#endif // TINS_IS_CXX11
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#endif // TINS_TCP_IP_H
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#endif // TINS_TCP_IP_STREAM_H
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168
include/tins/tcp_ip/stream_follower.h
Normal file
168
include/tins/tcp_ip/stream_follower.h
Normal file
@@ -0,0 +1,168 @@
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/*
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* Copyright (c) 2016, Matias Fontanini
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef TINS_TCP_IP_STREAM_FOLLOWER_H
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#define TINS_TCP_IP_STREAM_FOLLOWER_H
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#include "../cxxstd.h"
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// This classes use C++11 features
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#if TINS_IS_CXX11
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#include <map>
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#include "stream.h"
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namespace Tins {
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class PDU;
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class TCP;
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class IPv4Address;
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class IPv6Address;
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namespace TCPIP {
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/**
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* \brief Represents a class that follows TCP and reassembles streams
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*
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* This class processes packets and whenever it detects a new connection
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* being open, it starts tracking it. This will follow all data sent by
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* each peer and make it available to the user in a simple way.
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*
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* In order to use this class, just create an instance and set the
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* new stream callback to some function that you want:
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*
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* \code
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* void on_new_stream(TCPStream& stream) {
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* // Do something with it.
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* // This is the perfect time to set the stream's client/server
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* // write callbacks so you are notified whenever there's new
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* // data on the stream
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* }
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*
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* // Create it
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* StreamFollower follower;
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* // Set the callback
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* follower.new_stream_callback(&on_new_stream);
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* \endcode
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*/
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class TINS_API StreamFollower {
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public:
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/**
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* \brief The type used for callbacks
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*/
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typedef Stream::stream_callback_type stream_callback_type;
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/**
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* Default constructor
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*/
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StreamFollower();
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/**
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* \brief Processes a packet
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*
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* This will detect if this packet belongs to an existing stream
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* and process it, or if it belongs to a new one, in which case it
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* starts tracking it.
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*
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* This method always returns true so it can be easily plugged as
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* the argument to Sniffer::sniff_loop.
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*
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* \param packet The packet to be processed
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* \return Always true
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*/
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bool process_packet(PDU& packet);
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/**
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* \brief Sets the callback to be executed when a new stream is captured.
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*
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* Whenever a new stream is captured, the provided callback will be
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* executed.
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*
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* \param callback The callback to be set
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*/
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void new_stream_callback(const stream_callback_type& callback);
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/**
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* Finds the stream identified by the provided arguments.
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*
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* \param client_addr The client's address
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* \param client_port The client's port
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* \param server_addr The server's address
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* \param server_addr The server's port
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*/
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Stream& find_stream(IPv4Address client_addr, uint16_t client_port,
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IPv4Address server_addr, uint16_t server_port);
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/**
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* Finds the stream identified by the provided arguments.
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*
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* \param client_addr The client's address
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* \param client_port The client's port
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* \param server_addr The server's address
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* \param server_addr The server's port
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*/
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Stream& find_stream(IPv6Address client_addr, uint16_t client_port,
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IPv6Address server_addr, uint16_t server_port);
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private:
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static const size_t DEFAULT_MAX_BUFFERED_CHUNKS;
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typedef std::array<uint8_t, 16> address_type;
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struct stream_id {
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stream_id(const address_type& client_addr, uint16_t client_port,
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const address_type& server_addr, uint16_t server_port);
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address_type min_address;
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address_type max_address;
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uint16_t min_address_port;
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uint16_t max_address_port;
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bool operator<(const stream_id& rhs) const;
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static size_t hash(const stream_id& id);
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};
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typedef std::map<stream_id, Stream> streams_type;
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stream_id make_stream_id(const PDU& packet);
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Stream& find_stream(const stream_id& id);
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static address_type serialize(IPv4Address address);
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static address_type serialize(const IPv6Address& address);
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streams_type streams_;
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stream_callback_type on_new_connection_;
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size_t max_buffered_chunks_;
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bool attach_to_flows_;
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};
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} // TCPIP
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} // Tins
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#endif // TINS_IS_CXX11
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#endif // TINS_TCP_IP_STREAM_FOLLOWER_H
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