245 lines
7.1 KiB
C++
245 lines
7.1 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_PROBE_H) && defined(TINS_HAVE_DOT11)
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#define TINS_DOT11_DOT11_PROBE_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 Class representing an Probe Request frame in the IEEE 802.11 Protocol.
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*
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*/
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class TINS_API Dot11ProbeRequest : 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_PROBE_REQ;
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/**
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* \brief Constructor for creating a 802.11 Probe Request.
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*
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* Constructs a 802.11 Probe Request 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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Dot11ProbeRequest(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 Dot11ProbeRequest 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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Dot11ProbeRequest(const uint8_t* buffer, uint32_t total_sz);
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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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Dot11ProbeRequest* clone() const {
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return new Dot11ProbeRequest(*this);
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}
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};
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/**
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* \brief Class representing an Probe Response frame in the IEEE 802.11 Protocol.
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*
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*/
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class TINS_API Dot11ProbeResponse : 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_PROBE_RESP;
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/**
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* \brief Constructor for creating a 802.11 Probe Response.
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*
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* Constructs a 802.11 Probe Response taking the
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* destination and source hardware addresses.
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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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Dot11ProbeResponse(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 Dot11ProbeResponse 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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Dot11ProbeResponse(const uint8_t* buffer, uint32_t total_sz);
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/**
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* \brief Getter for the timestamp field.
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*
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* \return The stored timestamp value.
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*/
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uint64_t timestamp() const {
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return Endian::le_to_host(body_.timestamp);
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}
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/**
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* \brief Getter for the interval field.
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*
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* \return The stored interval value.
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*/
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uint16_t interval() const {
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return Endian::le_to_host(body_.interval);
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}
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/**
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* \brief Getter for the Capabilities Information.
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*
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* \return A constant reference to the stored Capabilities
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* Information field.
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*/
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const capability_information& capabilities() const {
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return body_.capability;
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}
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/**
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* \brief Getter for the Capabilities Information.
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*
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* \return A reference to the stored Capabilities Information
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* field.
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*/
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capability_information& capabilities() {
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return body_.capability;
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}
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/**
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* \brief Setter for the timestamp field.
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*
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* \param new_timestamp The timestamp to be set.
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*/
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void timestamp(uint64_t new_timestamp);
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/**
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* \brief Setter for the interval field.
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*
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* \param new_interval The interval to be set.
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*/
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void interval(uint16_t new_interval);
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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 Clones this PDU.
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*
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* \sa PDU::clone()
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*/
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Dot11ProbeResponse* clone() const {
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return new Dot11ProbeResponse(*this);
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}
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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 { return pdu_flag; }
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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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private:
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void write_fixed_parameters(Memory::OutputMemoryStream& stream);
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TINS_BEGIN_PACK
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struct dot11_probe_response_header {
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uint64_t timestamp;
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uint16_t interval;
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capability_information capability;
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} TINS_END_PACK;
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dot11_probe_response_header body_;
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};
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} // namespace Tins
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#endif // TINS_DOT11_DOT11_PROBE_H
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