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Added EAPOL and RC4EAPOL constructors from byte buffer, it's untested. Fixed getters endianess in EAPOL.

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This commit is contained in:
Matias Fontanini
2011-08-28 15:21:12 -03:00
parent 4d4defeed4
commit b8fdf57353
2 changed files with 69 additions and 7 deletions
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33
include/eapol.h
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@@ -3,6 +3,7 @@
#include "pdu.h"
#include "utils.h"
namespace Tins {
@@ -10,11 +11,30 @@ namespace Tins {
* \brief Class that represents the EAP encapsulation over LAN.
*/
class EAPOL : public PDU {
public:
enum EAPOLTYPE {
RC4 = 1
};
protected:
/**
* \brief Protected constructor that sets the packet_type and type fields.
*/
EAPOL(uint8_t packet_type, uint8_t type);
EAPOL(uint8_t packet_type, EAPOLTYPE type);
/**
* \brief Constructor which creates an EAPOL object from a buffer.
* \param buffer The buffer from which this PDU will be constructed.
* \param total_sz The total size of the buffer.
*/
EAPOL(const uint8_t *buffer, uint32_t total_sz);
/**
* \brief Static method to instantiate the correct EAPOL subclass
* based on a raw buffer.
* \param buffer The buffer from which the data will be taken.
* \param total_sz The total size of the buffer.
*/
static EAPOL *from_bytes(const uint8_t *buffer, uint32_t total_sz);
/* Getters */
@@ -34,7 +54,7 @@ namespace Tins {
* \brief Getter for the length field.
* \return The length field.
*/
uint16_t length() const { return _header.length; }
uint16_t length() const { return Utils::net_to_host_s(_header.length); }
/**
* \brief Getter for the type field.
@@ -112,6 +132,13 @@ namespace Tins {
*/
RC4EAPOL();
/**
* \brief Constructor which creates an RC4EAPOL object from a buffer.
* \param buffer The buffer from which this PDU will be constructed.
* \param total_sz The total size of the buffer.
*/
RC4EAPOL(const uint8_t *buffer, uint32_t total_sz);
/**
* \brief RC4EAPOL destructor
*
@@ -125,7 +152,7 @@ namespace Tins {
* \brief Getter for the key length field.
* \return The key length field.
*/
uint16_t key_length() const { return _header.key_length; }
uint16_t key_length() const { return Utils::net_to_host_s(_header.key_length); }
/**
* \brief Getter for the replay counter field.