2024-02-21 14:52:47 +03:00

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36 KiB
C++

/*
* Copyright (c) 2017, Matias Fontanini
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <tins/config.h>
#if !defined(TINS_DOT11_DOT11_MGMT_H) && defined(TINS_HAVE_DOT11)
#define TINS_DOT11_DOT11_MGMT_H
#include <vector>
#include <utility>
#include <tins/dot11/dot11_base.h>
#include <tins/macros.h>
namespace Tins {
/**
* \brief Base class for all management frames in the IEEE 802.11 protocol.
*/
class TINS_API Dot11ManagementFrame : public Dot11 {
public:
/**
* The supported rates container type.
*/
typedef std::vector<float> rates_type;
/**
* The supported channels container type.
*/
typedef std::vector<std::pair<uint8_t, uint8_t> > channels_type;
/**
* The channel map container type.
*/
typedef std::vector<std::pair<uint8_t, uint8_t> > channel_map_type;
/**
* The requested information container type.
*/
typedef std::vector<uint8_t> request_info_type;
/**
* This PDU's flag.
*/
static const PDU::PDUType pdu_flag = PDU::DOT11_MANAGEMENT;
/**
* \brief Enum used in the reason code field.
*
* This enumeration can be used to get or set the reason code field in a
* Deauthentication or Disassociation
*/
enum ReasonCodes {
UNSPECIFIED = 1,
PREV_AUTH_NOT_VALID = 2,
STA_LEAVING_IBSS_ESS = 3,
INACTIVITY = 4,
CANT_HANDLE_STA = 5,
CLASS2_FROM_NO_AUTH = 6,
CLASS3_FROM_NO_AUTH = 7,
STA_LEAVING_BSS = 8,
STA_NOT_AUTH_WITH_STA = 9,
POW_CAP_NOT_VALID = 10,
SUPPORTED_CHANN_NOT_VALID = 11,
INVALID_CONTENT = 13,
MIC_FAIL = 14,
HANDSHAKE_TIMEOUT = 15,
GROUP_KEY_TIMEOUT = 16,
WRONG_HANDSHAKE = 17,
INVALID_GROUP_CIPHER = 18,
INVALID_PAIRWISE_CIPHER = 19,
INVALID_AKMP = 20,
UNSOPPORTED_RSN_VERSION = 21,
INVALID_RSN_CAPABILITIES = 22,
AUTH_FAILED = 23,
CIPHER_SUITE_REJECTED = 24,
UNSPECIFIED_QOS_REASON = 32,
NOT_ENOUGH_BANDWITH = 33,
POOR_CHANNEL = 34,
STA_OUT_OF_LIMITS = 35,
REQUESTED_BY_STA_LEAVING = 36,
REQUESTED_BY_STA_REJECT_MECHANISM = 37,
REQUESTED_BY_STA_REJECT_SETUP = 38,
REQUESTED_BY_STA_TIMEOUT = 39,
PEER_STA_NOT_SUPPORT_CIPHER = 45
};
/**
* \brief Enum that represents the map field within a channels map field.
*
* These bitmasks can be used to get or set the second value of
* ibss_dfs_params().channel_map
*/
enum MapMask {
BSS = 0x1,
OFDM_PREAMBLE = 0x2,
UNIDENTIFIED_SIGNAL = 0x4,
RADAR = 0x8,
UNMEASURED = 0x10,
RESERVED = 0xE0
};
/**
* Represents the IEEE 802.11 frames' capability information.
*/
TINS_BEGIN_PACK
class capability_information {
private:
#if TINS_IS_LITTLE_ENDIAN
uint16_t ess_:1,
ibss_:1,
cf_poll_:1,
cf_poll_req_:1,
privacy_:1,
short_preamble_:1,
pbcc_:1,
channel_agility_:1,
spectrum_mgmt_:1,
qos_:1,
sst_:1,
apsd_:1,
radio_measurement_:1,
dsss_ofdm_:1,
delayed_block_ack_:1,
immediate_block_ack_:1;
#elif TINS_IS_BIG_ENDIAN
uint16_t channel_agility_:1,
pbcc_:1,
short_preamble_:1,
privacy_:1,
cf_poll_req_:1,
cf_poll_:1,
ibss_:1,
ess_:1,
immediate_block_ack_:1,
delayed_block_ack_:1,
dsss_ofdm_:1,
radio_measurement_:1,
apsd_:1,
sst_:1,
qos_:1,
spectrum_mgmt_:1;
#endif
public:
/**
* \brief Getter for the ess flag.
*
* \return Bool indicating the flag's value.
*/
bool ess() const {
return ess_;
}
/**
* \brief Getter for the ibss flag.
*
* \return Bool indicating the flag's value.
*/
bool ibss() const {
return ibss_;
}
/**
* \brief Getter for the cf_poll flag.
*
* \return Bool indicating the flag's value.
*/
bool cf_poll() const {
return cf_poll_;
}
/**
* \brief Getter for the cf_poll_req flag.
*
* \return Bool indicating the flag's value.
*/
bool cf_poll_req() const {
return cf_poll_req_;
}
/**
* \brief Getter for the privacy flag.
*
* \return Bool indicating the flag's value.
*/
bool privacy() const {
return privacy_;
}
/**
* \brief Getter for the short_preamble flag.
*
* \return Bool indicating the flag's value.
*/
bool short_preamble() const {
return short_preamble_;
}
/**
* \brief Getter for the pbcc flag.
*
* \return Bool indicating the flag's value.
*/
bool pbcc() const {
return pbcc_;
}
/**
* \brief Getter for the channel_agility flag.
*
* \return Bool indicating the flag's value.
*/
bool channel_agility() const {
return channel_agility_;
}
/**
* \brief Getter for the spectrum_mgmt flag.
*
* \return Bool indicating the flag's value.
*/
bool spectrum_mgmt() const {
return spectrum_mgmt_;
}
/**
* \brief Getter for the qos flag.
*
* \return Bool indicating the flag's value.
*/
bool qos() const {
return qos_;
}
/**
* \brief Getter for the sst flag.
*
* \return Bool indicating the flag's value.
*/
bool sst() const {
return sst_;
}
/**
* \brief Getter for the apsd flag.
*
* \return Bool indicating the flag's value.
*/
bool apsd() const {
return apsd_;
}
/**
* \brief Getter for the radio measurement flag.
*
* \return Bool indicating the flag's value.
*/
bool radio_measurement() const {
return radio_measurement_;
}
/**
* \brief Getter for the dsss_ofdm flag.
*
* \return Bool indicating the flag's value.
*/
bool dsss_ofdm() const {
return dsss_ofdm_;
}
/**
* \brief Getter for the delayed_block_ack flag.
*
* \return Bool indicating the flag's value.
*/
bool delayed_block_ack() const {
return delayed_block_ack_;
}
/**
* \brief Getter for the immediate_block_ack flag.
*
* \return Bool indicating the flag's value.
*/
bool immediate_block_ack() const {
return immediate_block_ack_;
}
/**
* \brief Setter for the ess flag.
*
* \param new_value bool indicating the flag's new value.
*/
void ess(bool new_value) {
ess_ = new_value;
}
/**
* \brief Setter for the ibss flag.
*
* \param new_value bool indicating the flag's new value.
*/
void ibss(bool new_value) {
ibss_ = new_value;
}
/**
* \brief Setter for the cf_poll flag.
*
* \param new_value bool indicating the flag's new value.
*/
void cf_poll(bool new_value) {
cf_poll_ = new_value;
}
/**
* \brief Setter for the cf_poll_req flag.
*
* \param new_value bool indicating the flag's new value.
*/
void cf_poll_req(bool new_value) {
cf_poll_req_ = new_value;
}
/**
* \brief Setter for the privacy flag.
*
* \param new_value bool indicating the flag's new value.
*/
void privacy(bool new_value) {
privacy_ = new_value;
}
/**
* \brief Setter for the short_preamble flag.
*
* \param new_value bool indicating the flag's new value.
*/
void short_preamble(bool new_value) {
short_preamble_ = new_value;
}
/**
* \brief Setter for the pbcc flag.
*
* \param new_value bool indicating the flag's new value.
*/
void pbcc(bool new_value) {
pbcc_ = new_value;
}
/**
* \brief Setter for the channel_agility flag.
*
* \param new_value bool indicating the flag's new value.
*/
void channel_agility(bool new_value) {
channel_agility_ = new_value;
}
/**
* \brief Setter for the spectrum_mgmt flag.
*
* \param new_value bool indicating the flag's new value.
*/
void spectrum_mgmt(bool new_value) {
spectrum_mgmt_ = new_value;
}
/**
* \brief Setter for the qos flag.
*
* \param new_value bool indicating the flag's new value.
*/
void qos(bool new_value) {
qos_ = new_value;
}
/**
* \brief Setter for the sst flag.
*
* \param new_value bool indicating the flag's new value.
*/
void sst(bool new_value) {
sst_ = new_value;
}
/**
* \brief Setter for the apsd flag.
*
* \param new_value bool indicating the flag's new value.
*/
void apsd(bool new_value) {
apsd_ = new_value;
}
/**
* \brief Setter for the radio measurement flag.
*
* \param new_value bool indicating the flag's new value.
*/
void radio_measurement(bool new_value) {
radio_measurement_ = new_value;
}
/**
* \brief Setter for the dsss_ofdm flag.
*
* \param new_value bool indicating the flag's new value.
*/
void dsss_ofdm(bool new_value) {
dsss_ofdm_ = new_value;
}
/**
* \brief Setter for the delayed_block_ack flag.
*
* \param new_value bool indicating the flag's new value.
*/
void delayed_block_ack(bool new_value) {
delayed_block_ack_ = new_value;
}
/**
* \brief Setter for the immediate_block_ack flag.
*
* \param new_value bool indicating the flag's new value.
*/
void immediate_block_ack(bool new_value) {
immediate_block_ack_ = new_value;
}
} TINS_END_PACK;
/**
* The type used to store the FS parameters set option data.
*/
struct fh_params_set {
uint16_t dwell_time;
uint8_t hop_set, hop_pattern, hop_index;
fh_params_set()
: dwell_time(0), hop_set(0), hop_pattern(0), hop_index(0) {}
fh_params_set(uint16_t dwell_time,
uint8_t hop_set,
uint8_t hop_pattern,
uint8_t hop_index)
: dwell_time(dwell_time), hop_set(hop_set),
hop_pattern(hop_pattern), hop_index(hop_index) {}
static fh_params_set from_option(const option& opt);
};
/**
* The type used to store the CF parameters set option data.
*/
struct cf_params_set {
uint8_t cfp_count, cfp_period;
uint16_t cfp_max_duration, cfp_dur_remaining;
cf_params_set()
: cfp_count(0), cfp_period(0), cfp_max_duration(0), cfp_dur_remaining(0) {}
cf_params_set(uint8_t cfp_count,
uint8_t cfp_period,
uint16_t cfp_max_duration,
uint16_t cfp_dur_remaining)
: cfp_count(cfp_count), cfp_period(cfp_period),
cfp_max_duration(cfp_max_duration),
cfp_dur_remaining(cfp_dur_remaining) {}
static cf_params_set from_option(const option& opt);
};
/**
* The type used to store the IBSS DFS parameters option data.
*/
struct ibss_dfs_params {
static const size_t minimum_size = address_type::address_size + sizeof(uint8_t) + 2 * sizeof(uint8_t);
address_type dfs_owner;
uint8_t recovery_interval;
channel_map_type channel_map;
ibss_dfs_params() : recovery_interval(0) {}
ibss_dfs_params(const address_type& addr,
uint8_t recovery_interval,
const channel_map_type& channel_map)
: dfs_owner(addr), recovery_interval(recovery_interval),
channel_map(channel_map) {}
static ibss_dfs_params from_option(const option& opt);
};
/**
* The type used to store the Country parameters option data.
*/
struct country_params {
// String identifier: 3 bytes
static const size_t minimum_size = 3 + sizeof(uint8_t) * 3;
std::string country;
byte_array first_channel, number_channels, max_transmit_power;
country_params() {}
country_params(const std::string& country,
const byte_array& first,
const byte_array& number,
const byte_array& max)
: country(country), first_channel(first), number_channels(number),
max_transmit_power(max) {}
static country_params from_option(const option& opt);
};
/**
* The type used to store the FH pattern option data.
*/
struct fh_pattern_type {
static const size_t minimum_size = sizeof(uint8_t) * 4;
uint8_t flag, number_of_sets, modulus, offset;
byte_array random_table;
fh_pattern_type()
: flag(0), number_of_sets(0), modulus(0), offset(0) {}
fh_pattern_type(uint8_t flag,
uint8_t sets,
uint8_t modulus,
uint8_t offset,
const byte_array& table)
: flag(flag), number_of_sets(sets), modulus(modulus),
offset(offset), random_table(table) {}
static fh_pattern_type from_option(const option& opt);
};
/**
* The type used to store the Channel Switch option data.
*/
struct channel_switch_type {
uint8_t switch_mode, new_channel, switch_count;
channel_switch_type()
: switch_mode(0), new_channel(0), switch_count(0) {}
channel_switch_type(uint8_t mode,
uint8_t channel,
uint8_t count)
: switch_mode(mode), new_channel(channel), switch_count(count) { }
static channel_switch_type from_option(const option& opt);
};
/**
* The type used to store the Quiet option data.
*/
struct quiet_type {
uint8_t quiet_count, quiet_period;
uint16_t quiet_duration, quiet_offset;
quiet_type()
: quiet_count(0), quiet_period(0), quiet_duration(0), quiet_offset(0) {}
quiet_type(uint8_t count,
uint8_t period,
uint16_t duration,
uint16_t offset)
: quiet_count(count), quiet_period(period),
quiet_duration(duration), quiet_offset(offset) {}
static quiet_type from_option(const option& opt);
};
/**
* The type used to store the BSS Load option data.
*/
struct bss_load_type {
uint16_t station_count;
uint16_t available_capacity;
uint8_t channel_utilization;
bss_load_type()
: station_count(0), available_capacity(0), channel_utilization(0) {}
bss_load_type(uint16_t count, uint8_t utilization, uint16_t capacity)
: station_count(count), available_capacity(capacity),
channel_utilization(utilization) {}
static bss_load_type from_option(const option& opt);
};
/**
* The type used to store the TIM option data.
*/
struct tim_type {
uint8_t dtim_count, dtim_period, bitmap_control;
byte_array partial_virtual_bitmap;
tim_type()
: dtim_count(0), dtim_period(0), bitmap_control(0) {}
tim_type(uint8_t count,
uint8_t period,
uint8_t control,
const byte_array& bitmap)
: dtim_count(count), dtim_period(period), bitmap_control(control),
partial_virtual_bitmap(bitmap) {}
static tim_type from_option(const option& opt);
};
/**
* The type used to store the Vendor Specific option data.
*/
struct vendor_specific_type {
typedef HWAddress<3> oui_type;
oui_type oui;
byte_array data;
vendor_specific_type(const oui_type& oui = oui_type(),
const byte_array& data = byte_array())
: oui(oui), data(data) { }
static vendor_specific_type from_bytes(const uint8_t* buffer, uint32_t sz);
};
/**
* The type used to store the QOS capability tagged option data.
*/
typedef uint8_t qos_capability_type;
/**
* \brief Getter for the second address.
*
* \return address_type containing the second address.
*/
address_type addr2() const {
return ext_header_.addr2;
}
/**
* \brief Getter for the third address.
*
* \return address_type containing the third address.
*/
address_type addr3() const {
return ext_header_.addr3;
}
/**
* \brief Getter for the fragment number.
*
* \return The stored fragment number.
*/
small_uint<4> frag_num() const {
#if TINS_IS_LITTLE_ENDIAN
return ext_header_.frag_seq & 0xf;
#else
return (ext_header_.frag_seq >> 8) & 0xf;
#endif
}
/**
* \brief Getter for the sequence number field.
*
* \return The stored sequence number.
*/
small_uint<12> seq_num() const {
#if TINS_IS_LITTLE_ENDIAN
return (ext_header_.frag_seq >> 4) & 0xfff;
#else
return (Endian::le_to_host<uint16_t>(ext_header_.frag_seq) >> 4) & 0xfff;
#endif
}
/**
* \brief Getter for the fourth address.
*
* \return The stored fourth address.
*/
const address_type& addr4() const {
return addr4_;
}
/**
* \brief Setter for the second address.
*
* \param new_addr2 The new second address to be set.
*/
void addr2(const address_type& new_addr2);
/**
* \brief Setter for the third address.
*
* \param new_addr3 The new third address to be set.
*/
void addr3(const address_type& new_addr3);
/**
* \brief Setter for the fragment number.
*
* \param new_frag_num The new fragment number.
*/
void frag_num(small_uint<4> new_frag_num);
/**
* \brief Setter for the sequence number.
*
* \param new_seq_num The new sequence number.
*/
void seq_num(small_uint<12> new_seq_num);
/**
* \brief Setter for the fourth address.
*
* \param new_addr4 The new fourth address to be set.
*/
void addr4(const address_type& new_addr4);
// Option setter helpers
/**
* \brief Helper method to set the SSID.
*
* \param new_ssid The SSID to be set.
*/
void ssid(const std::string& new_ssid);
/**
* \brief Helper method to set the RSN information option.
*
* \param info The RSNInformation structure to be set.
*/
void rsn_information(const RSNInformation& info);
/**
* \brief Helper method to set the supported rates option.
*
* \param new_rates The new rates to be set.
*/
void supported_rates(const rates_type& new_rates);
/**
* \brief Helper method to set the extended supported rates option.
*
* \param new_rates The new rates to be set.
*/
void extended_supported_rates(const rates_type& new_rates);
/**
* \brief Helper method to set the QoS capabilities option.
*
* \param new_qos_capabilities uint8_t with the capabilities.
*/
void qos_capability(qos_capability_type new_qos_capability);
/**
* \brief Helper method to set the power capabilities option.
*
* \param min_power uint8_t indicating the minimum transmiting power capability.
* \param max_power uint8_t indicating the maximum transmiting power capability.
*/
void power_capability(uint8_t min_power, uint8_t max_power);
/**
* \brief Helper method to set the supported channels option.
*
* Each element in the provided vector should be a tuple
* (First channel number, number of channels), as defined in the
* standard.
*
* \param new_channels A list of channels to be set.
*/
void supported_channels(const channels_type& new_channels);
/**
* \brief Helper method to set the EDCA Parameter Set.
*
* \param ac_be uint32_t with the value of the ac_be field.
* \param ac_bk uint32_t with the value of the ac_bk field.
* \param ac_vi uint32_t with the value of the ac_vi field.
* \param ac_vo uint32_t with the value of the ac_vo field.
*/
void edca_parameter_set(uint32_t ac_be, uint32_t ac_bk, uint32_t ac_vi, uint32_t ac_vo);
/**
* \brief Helper method to set the Request Information element tagged option.
*
* \param elements The new list of elements.
*/
void request_information(const request_info_type elements);
/**
* \brief Helper method to set the FH parameter set tagged option.
*
* \param fh_params The new FH parameter set value.
*/
void fh_parameter_set(const fh_params_set& fh_params);
/**
* \brief Helper method to set the DS parameter tagged option.
*
* \param current_channel The access point's new current channel.
*/
void ds_parameter_set(uint8_t current_channel);
/**
* \brief Helper method to set the CF parameter set tagged option.
*
* \param params The new CF parameter set value.
*/
void cf_parameter_set(const cf_params_set& params);
/**
* \brief Helper method to set the IBSS parameter set tagged option.
*
* \param atim_window uint16_t with the value of the ATIM window field.
*/
void ibss_parameter_set(uint16_t atim_window);
/**
* \brief Helper method to set the IBSS DFS tagged option.
*
* \param params The IBSS DFS data to be set.
*/
void ibss_dfs(const ibss_dfs_params& params);
/**
* \brief Helper method to set the country tagged option.
*
* \param params The data to be used for this country option.
*/
void country(const country_params& params);
/**
* \brief Helper method to set the FH parameters set tagged option.
*
* \param prime_radix The value of the prime radix field.
* \param number_channels The value of the number channels field.
*/
void fh_parameters(uint8_t prime_radix, uint8_t number_channels);
/**
* \brief Helper method to set the FH pattern table tagged option.
*
* \param params The data to be used for this FH pattern table option.
*/
void fh_pattern_table(const fh_pattern_type& params);
/**
* \brief Helper method to set the Power Constraint tagged option.
*
* \param local_power_constraint The value of the local power constraint field.
*/
void power_constraint(uint8_t local_power_constraint);
/**
* \brief Helper method to set the Channel Switch tagged option.
*
* \param data The value of the Channel Switch option.
*/
void channel_switch(const channel_switch_type& data);
/**
* \brief Helper method to set the Quiet tagged option.
*
* \param data The value of the quiet count field.
*/
void quiet(const quiet_type& data);
/**
* \brief Helper method to set the TPC Report tagged option.
*
* \param transmit_power uint8_t with the value of the transmit power field.
* \param link_margin uint8_t with the value of the link margin field.
*/
void tpc_report(uint8_t transmit_power, uint8_t link_margin);
/**
* \brief Helper method to set the ERP Information tagged option.
*
* \param value The value to set in this erp information option.
*/
void erp_information(uint8_t value);
/**
* \brief Helper method to set the BSS Load tagged option.
*
* \param data The value to set in this bss load option.
*/
void bss_load(const bss_load_type& data);
/**
* \brief Helper method to set the TIM tagged option.
*
* \brief data The value to set in this tim option.
*/
void tim(const tim_type& data);
/**
* \brief Helper method to set the Challenge Text tagged option.
*
* \brief text The challenge text to be added.
*/
void challenge_text(const std::string& text);
/**
* \brief Helper method to add a Vendor Specific tagged option.
*
* \brief text The option to be added.
*/
void vendor_specific(const vendor_specific_type& data);
// Option searching helpers
/**
* \brief Helper method to search for this PDU's rsn information
* option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return std::string containing the ssid.
*/
RSNInformation rsn_information() const;
/**
* \brief Helper method to search for this PDU's SSID.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return std::string containing the SSID.
*/
std::string ssid() const;
/**
* \brief Helper method to get the supported rates.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return rates_type containing the supported rates.
*/
rates_type supported_rates() const;
/**
* \brief Helper method to get the extended supported rates.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return rates_type containing the extended supported rates.
*/
rates_type extended_supported_rates() const;
/**
* \brief Helper method to get the QOS capability.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return uint8_t containing the QOS capability.
*/
qos_capability_type qos_capability() const;
/**
* \brief Helper method to get the power capability.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return std::pair<uint8_t, uint8_t> containing the power capability.
*/
std::pair<uint8_t, uint8_t> power_capability() const;
/**
* \brief Helper method to get the supported channels.
*
* Each element in the provided vector is a tuple
* (First channel number, number of channels), as defined in the
* standard.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return channels_type containing the power capability.
*/
channels_type supported_channels() const;
/**
* \brief Helper method to get the request information.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return request_info_type containing the request information.
*/
request_info_type request_information() const;
/**
* \brief Helper method to get the fh parameter set.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return fh_params_set containing the fh parameter set.
*/
fh_params_set fh_parameter_set() const;
/**
* \brief Helper method to get the DSSS parameter set.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return The access point's current channel.
*/
uint8_t ds_parameter_set() const;
/**
* \brief Helper method to get the CF parameter set.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return The CF parameter set.
*/
cf_params_set cf_parameter_set() const;
/**
* \brief Helper method to get the ibss parameter set.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return uint16_t containing the ibss parameter set.
*/
uint16_t ibss_parameter_set() const;
/**
* \brief Helper method to get the ibss dfs.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return ibss_dfs_params containing the ibss dfs.
*/
ibss_dfs_params ibss_dfs() const;
/**
* \brief Helper method to get the country option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return country_params containing the country attributes.
*/
country_params country() const;
/**
* \brief Helper method to get the fh parameters option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return std::pair<uint8_t, uint8_t> containing the fh parameters.
*/
std::pair<uint8_t, uint8_t> fh_parameters() const;
/**
* \brief Helper method to get the fh patterns option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return fh_pattern_type containing the fh patterns.
*/
fh_pattern_type fh_pattern_table() const;
/**
* \brief Helper method to get the power constraint option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return uint8_t containing the power constraint.
*/
uint8_t power_constraint() const;
/**
* \brief Helper method to get the channel switch option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return channel_switch_type containing the channel switch.
*/
channel_switch_type channel_switch() const;
/**
* \brief Helper method to get the quiet option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return quiet_type containing the quiet option value.
*/
quiet_type quiet() const;
/**
* \brief Helper method to get the tpc report option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return quiet_type containing the tpc report option value.
*/
std::pair<uint8_t, uint8_t> tpc_report() const;
/**
* \brief Helper method to get the erp information option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return quiet_type containing the erp information option value.
*/
uint8_t erp_information() const;
/**
* \brief Helper method to get the bss load option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return quiet_type containing the bss load option value.
*/
bss_load_type bss_load() const;
/**
* \brief Helper method to get the tim option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return tim_type containing the tim option value.
*/
tim_type tim() const;
/**
* \brief Helper method to get the challenge text option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return std::string containing the challenge text option value.
*/
std::string challenge_text() const;
/**
* \brief Helper method to get a Vendor Specific option.
*
* An option_not_found exception is thrown if the option has not
* been set.
*
* \return vendor_specific_type containing the option value.
*/
vendor_specific_type vendor_specific() const;
// ************************
/**
* \brief Returns the 802.11 frame's header length.
*
* \return An uint32_t with the header's size.
* \sa PDU::header_size()
*/
uint32_t header_size() const;
/**
* \brief Getter for the PDU's type.
*
* \sa PDU::pdu_type
*/
PDUType pdu_type() const {
return pdu_flag;
}
/**
* \brief Check whether this PDU matches the specified flag.
* \param flag The flag to match
* \sa PDU::matches_flag
*/
bool matches_flag(PDUType flag) const {
return flag == pdu_flag || Dot11::matches_flag(flag);
}
protected:
TINS_BEGIN_PACK
struct dot11_extended_header {
uint8_t addr2[address_type::address_size];
uint8_t addr3[address_type::address_size];
uint16_t frag_seq;
} TINS_END_PACK;
Dot11ManagementFrame(const address_type& dst_hw_addr = address_type(),
const address_type& src_hw_addr = address_type());
/**
* \brief Constructs a Dot11ManagementFrame object from a buffer
* and adds all identifiable PDUs found in the buffer as children
* of this one.
*
* If the next PDU is not recognized, then a RawPDU is used.
*
* If there is not enough size for the header in the buffer
* or the input data is malformed, a malformed_packet exception
* is thrown.
*
* \param buffer The buffer from which this PDU will be constructed.
* \param total_sz The total size of the buffer.
*/
Dot11ManagementFrame(const uint8_t* buffer, uint32_t total_sz);
void write_ext_header(Memory::OutputMemoryStream& stream);
uint32_t management_frame_size() {
return Dot11ManagementFrame::header_size();
}
private:
static std::vector<uint8_t> serialize_rates(const rates_type& rates);
static rates_type deserialize_rates(const option* option);
template<typename T>
T search_and_convert(OptionTypes opt_type) const {
const option* opt = search_option(opt_type);
if (!opt) {
throw option_not_found();
}
return opt->to<T>();
}
dot11_extended_header ext_header_;
address_type addr4_;
};
} // namespace Tins
#endif // TINS_DOT11_DOT11_MGMT_H