eap_identity.hxx

Diameter协议栈

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// $Id: eap_identity.hxx,v 1.16 2004/07/25 00:50:27 vfajardo Exp $

// eap_identity.hxx:  Identity method state machine
// Written by Yoshihiro Ohba

#ifndef __EAP_IDENTITY_HXX__
#define __EAP_IDENTITY_HXX__

#include <ace/Basic_Types.h>
#include "eap.hxx"
#include "eap_fsm.hxx"
#include "eap_authfsm.hxx"
#include "eap_peerfsm.hxx"

/// This class implements Identity method at authenticator side.
class EAP_EXPORTS EapAuthIdentityStateMachine : 
  public EapMethodStateMachine,
  public EapStateMachine<EapAuthIdentityStateMachine>
{
  friend class EapMethodStateMachineCreator<EapAuthIdentityStateMachine>;
  friend class EapAuthIdentityStateTable_S;
public:

  /// Reimplemented from EapMethodStateMachine
  void Start() throw(AAA_Error)
  {
    EapStateMachine<EapAuthIdentityStateMachine>::Start();
  }

  /// Reimplemented from EapMethodStateMachine
  inline void Notify(AAA_Event ev)
  {
    EapStateMachine<EapAuthIdentityStateMachine>::Notify(ev);
  }

  void Receive(AAAMessageBlock *b) {}
  /// Maximum number of retry for sending Request/Identity.
  static const ACE_UINT32 maxTrial;

  /// Use this function to obtain the current number of trial for this method.
  ACE_UINT32& NumberOfTrial() { return nTrial; }

  /// Used by ProcessIdentity() as return values.
  enum ProcessIdentityResult {
    Success,
    Failure
  };

  /// This pure virtual function is a callback used when an
  /// identity of the peer is received.
  virtual ProcessIdentityResult ProcessIdentity(std::string& identity)=0;

protected:
  EapAuthIdentityStateMachine(EapSwitchStateMachine &s);
  ~EapAuthIdentityStateMachine() {} 

  ACE_UINT32 nTrial;
};

#endif // __EAP_IDENTITY_HXX__