272 lines
7.8 KiB
C++
272 lines
7.8 KiB
C++
/*
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* Copyright (c) 2017, 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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#include <tins/config.h>
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#if !defined(TINS_DOT11_DOT11_AUTH_H) && defined(TINS_HAVE_DOT11)
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#define TINS_DOT11_DOT11_AUTH_H
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#include <tins/dot11/dot11_mgmt.h>
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#include <tins/macros.h>
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namespace Tins {
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/**
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* \brief IEEE 802.11 Authentication Request frame.
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*/
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class TINS_API Dot11Authentication : public Dot11ManagementFrame {
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public:
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/**
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* \brief This PDU's flag.
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*/
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static const PDU::PDUType pdu_flag = PDU::DOT11_AUTH;
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/**
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* \brief Constructor for creating a 802.11 Authentication.
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*
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* Constructs a 802.11 Dot11Authentication taking the
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* destination and source hardware address.
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*
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* \param dst_hw_addr The destination hardware address.
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* \param src_hw_addr The source hardware address.
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*/
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Dot11Authentication(const address_type& dst_hw_addr = address_type(),
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const address_type& src_hw_addr = address_type());
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/**
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* \brief Constructs a Dot11Authentication object from a buffer
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* and adds all identifiable PDUs found in the buffer as children
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* of this one.
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*
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* If the next PDU is not recognized, then a RawPDU is used.
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*
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* If there is not enough size for the header in the buffer
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* or the input data is malformed, a malformed_packet exception
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* is thrown.
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*
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* \param buffer The buffer from which this PDU will be constructed.
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* \param total_sz The total size of the buffer.
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*/
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Dot11Authentication(const uint8_t* buffer, uint32_t total_sz);
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/**
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* \brief Getter for the Authetication Algorithm Number field.
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*
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* \return The stored authentication algorithm number.
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*/
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uint16_t auth_algorithm() const {
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return Endian::le_to_host(body_.auth_algorithm); }
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/**
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* \brief Getter for the Authetication Sequence Number field.
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*
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* \return The stored authentication sequence number.
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*/
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uint16_t auth_seq_number() const {
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return Endian::le_to_host(body_.auth_seq_number);
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}
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/**
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* \brief Getter for the status code field.
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*
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* \return The stored status code.
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*/
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uint16_t status_code() const {
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return Endian::le_to_host(body_.status_code);
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}
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/**
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* \brief Setter for the Authetication Algorithm Number field.
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*
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* \param new_auth_algorithm The Authetication Algorithm Number
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* to be set.
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*/
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void auth_algorithm(uint16_t new_auth_algorithm);
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/**
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* \brief Setter for the Authetication Sequence Number field.
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*
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* \param new_auth_seq_number The Authetication Sequence Number
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* to be set.
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*/
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void auth_seq_number(uint16_t new_auth_seq_number);
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/**
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* \brief Setter for the status code field.
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*
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* \param new_status_code The status code to be set.
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*/
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void status_code(uint16_t new_status_code);
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/**
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* \brief Returns the frame's header length.
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*
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* \return An uint32_t with the header's size.
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* \sa PDU::header_size()
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*/
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uint32_t header_size() const;
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/**
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* \brief Getter for the PDU's type.
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* \sa PDU::pdu_type
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*/
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PDUType pdu_type() const {
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return pdu_flag;
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}
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/**
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* \brief Check whether this PDU matches the specified flag.
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* \param flag The flag to match
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* \sa PDU::matches_flag
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*/
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bool matches_flag(PDUType flag) const {
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return flag == pdu_flag || Dot11ManagementFrame::matches_flag(flag);
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}
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/**
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* \brief Clones this PDU.
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*
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* \sa PDU::clone
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*/
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Dot11Authentication* clone() const {
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return new Dot11Authentication(*this);
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}
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private:
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struct dot11_auth_body {
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uint16_t auth_algorithm;
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uint16_t auth_seq_number;
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uint16_t status_code;
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};
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void write_fixed_parameters(Memory::OutputMemoryStream& stream);
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dot11_auth_body body_;
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};
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/**
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* \brief IEEE 802.11 Deauthentication frame.
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*
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*/
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class TINS_API Dot11Deauthentication : public Dot11ManagementFrame {
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public:
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/**
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* \brief This PDU's flag.
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*/
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static const PDU::PDUType pdu_flag = PDU::DOT11_DEAUTH;
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/**
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* \brief Constructor for creating a 802.11 Deauthentication.
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*
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* Constructs a 802.11 Deauthentication taking the
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* destination and source hardware address.
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*
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* \param dst_hw_addr The destination hardware address.
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* \param src_hw_addr The source hardware address.
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*/
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Dot11Deauthentication(const address_type& dst_hw_addr = address_type(),
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const address_type& src_hw_addr = address_type());
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/**
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* \brief Constructs a Dot11Deauthentication object from a buffer
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* and adds all identifiable PDUs found in the buffer as children
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* of this one.
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*
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* If the next PDU is not recognized, then a RawPDU is used.
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*
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* If there is not enough size for the header in the buffer
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* or the input data is malformed, a malformed_packet exception
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* is thrown.
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*
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* \param buffer The buffer from which this PDU will be constructed.
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* \param total_sz The total size of the buffer.
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*/
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Dot11Deauthentication(const uint8_t* buffer, uint32_t total_sz);
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/**
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* \brief Getter for the reason code field.
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*
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* \return The reason code to be set.
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*/
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uint16_t reason_code() const {
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return Endian::le_to_host(body_.reason_code);
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}
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/**
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* \brief Setter for the reason code field.
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*
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* \param new_reason_code The reason code to be set.
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*/
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void reason_code(uint16_t new_reason_code);
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/**
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* \brief Returns the frame's header length.
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*
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* \return An uint32_t with the header's size.
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* \sa PDU::header_size()
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*/
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uint32_t header_size() const;
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/**
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* \brief Getter for the PDU's type.
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* \sa PDU::pdu_type
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*/
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PDUType pdu_type() const {
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return pdu_flag;
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}
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/**
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* \brief Check whether this PDU matches the specified flag.
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* \param flag The flag to match
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* \sa PDU::matches_flag
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*/
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bool matches_flag(PDUType flag) const {
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return flag == pdu_flag || Dot11ManagementFrame::matches_flag(flag);
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}
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/**
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* \brief Clones this PDU.
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*
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* \sa PDU::clone
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*/
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Dot11Deauthentication* clone() const {
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return new Dot11Deauthentication(*this);
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}
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private:
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struct dot11_deauth_body {
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uint16_t reason_code;
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};
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void write_fixed_parameters(Memory::OutputMemoryStream& stream);
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dot11_deauth_body body_;
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};
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} // namespace Tins
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#endif // TINS_DOT11_DOT11_AUTH_H
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