// This file was extracted from the TCG Published

// Trusted Platform Module Library

// Part 3: Commands

// Family "2.0"

// Level 00 Revision 01.16

// October 30, 2014

#include "InternalRoutines.h"

#include "DictionaryAttackParameters_fp.h"

TPM_RC

TPM2_DictionaryAttackParameters(

   DictionaryAttackParameters_In    *in             // IN: input parameter list

   )

{

   TPM_RC           result;

   // The command needs NV update. Check if NV is available.

   // A TPM_RC_NV_UNAVAILABLE or TPM_RC_NV_RATE error may be returned at

   // this point

   result = NvIsAvailable();

   if(result != TPM_RC_SUCCESS) return result;

// Internal Data Update

   // Set dictionary attack parameters

   gp.maxTries = in->newMaxTries;

   gp.recoveryTime = in->newRecoveryTime;

   gp.lockoutRecovery = in->lockoutRecovery;

   // Set failed tries to 0

   gp.failedTries = 0;

   // Record the changes to NV

   NvWriteReserved(NV_FAILED_TRIES, &gp.failedTries);

   NvWriteReserved(NV_MAX_TRIES, &gp.maxTries);

   NvWriteReserved(NV_RECOVERY_TIME, &gp.recoveryTime);

   NvWriteReserved(NV_LOCKOUT_RECOVERY, &gp.lockoutRecovery);

   return TPM_RC_SUCCESS;

}