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Code Issues Releases Wiki Activity

Added disassoc ieee802-11 PDU

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This commit is contained in:
Santiago Alessandri
2011-08-24 08:27:50 -03:00
parent d7f1a59092
commit a5e50f659a
2 changed files with 120 additions and 0 deletions
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94
include/ieee802-11.h
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@@ -571,6 +571,41 @@ namespace Tins {
public:
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
};
protected:
ManagementFrame();
@@ -952,7 +987,66 @@ namespace Tins {
};
/**
* \brief Class representing a Disassociation frame in the IEEE 802.11 Protocol.
*
*/
class IEEE802_11_Disassoc : public ManagementFrame {
public:
/**
* \brief Default constructor for the Disassociation frame.
*
*/
IEEE802_11_Disassoc();
/**
* \brief Constructor for creating a 802.11 Disassociation.
*
* Constructor that builds a 802.11 Disassociation taking the interface name,
* destination's and source's MAC.
*
* \param iface string containing the interface's name from where to send the packet.
* \param dst_hw_addr uint8_t array of 6 bytes containing the destination's MAC(optional).
* \param src_hw_addr uint8_t array of 6 bytes containing the source's MAC(optional).
*/
IEEE802_11_Disassoc(const std::string& iface, const uint8_t* dst_hw_addr = 0, const uint8_t* src_hw_addr = 0) throw (std::runtime_error);
/**
* \brief Getter for the reason code.
*
* \return uint16_t with the reason code.
*/
inline uint16_t reason_code() const { return this->_body.reason_code; }
/**
* \brief Setter for the reason code.
*
* \param new_reason_code uint16_t with the new reason code.
*/
void reason_code(uint16_t new_reason_code);
/**
* \brief Returns the frame's header length.
*
* \return An uint32_t with the header's size.
* \sa PDU::header_size()
*/
uint32_t header_size() const;
private:
struct DisassocBody {
uint16_t reason_code;
};
DisassocBody _body;
uint32_t write_fixed_parameters(uint8_t *buffer, uint32_t total_sz);
};
}

26
src/ieee802-11.cpp
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@@ -268,3 +268,29 @@ uint32_t Tins::IEEE802_11_Beacon::write_fixed_parameters(uint8_t *buffer, uint32
return sz;
}
Tins::IEEE802_11_Disassoc::IEEE802_11_Disassoc() : ManagementFrame() {
this->subtype(IEEE802_11::DISASSOC);
memset(&_body, 0, sizeof(_body));
}
Tins::IEEE802_11_Disassoc::IEEE802_11_Disassoc(const std::string& iface,
const uint8_t* dst_hw_addr,
const uint8_t* src_hw_addr) throw (std::runtime_error) : ManagementFrame(iface, dst_hw_addr, src_hw_addr){
this->subtype(IEEE802_11::DISASSOC);
memset(&_body, 0, sizeof(_body));
}
void Tins::IEEE802_11_Disassoc::reason_code(uint16_t new_reason_code) {
this->_body.reason_code = new_reason_code;
}
uint32_t Tins::IEEE802_11_Disassoc::header_size() const {
return IEEE802_11::header_size() + sizeof(DisassocBody);
}
uint32_t Tins::IEEE802_11_Disassoc::write_fixed_parameters(uint8_t *buffer, uint32_t total_sz) {
uint32_t sz = sizeof(DisassocBody);
assert(sz <= total_sz);
memcpy(buffer, &this->_body, sz);
return sz;
}