.result();
}

/**
 * Transform this composite key.
 *
 * If using AES-KDF as transform function, the transformed key will not include
 * any challenge-response components. Only static key components will be hashed
 * for backwards-compatibility with KeePassXC's KDBX3 implementation, which added
 * challenge response key components after key transformation.
 * KDBX4+ KDFs transform the whole key including challenge-response components.
 *
 * @param kdf key derivation function
 * @param result transformed key hash
 * @return true on success
 */
bool CompositeKey::transform(const Kdf& kdf, QByteArray& result) const
{
    if (kdf.uuid() == KeePass2::KDF_AES_KDBX3) {
        // legacy KDBX3 AES-KDF, challenge response is added later to the hash
        return kdf.transform(rawKey(), result);
    }

    QByteArray seed = kdf.seed();
    Q_ASSERT(!seed.isEmpty());
    bool ok = false;
    return kdf.transform(rawKey(&seed, &ok), result) && ok;
}

bool CompositeKey::challenge(const QByteArray& seed, QByteArray& result) const
{
    // if no challenge response was requested, return nothing to
    // maintain backwards compatibility with regular databases.
    if (m_challengeResponseKeys.length() == 0) {
        result.clear();
        return true;
    }

    CryptoHash cryptoHash(CryptoHash::Sha256);

    for (const auto& key : m_challengeResponseKeys) {
        // if the device isn't present or fails, return an error
        if (!key->challenge(seed)) {
            qWarning("Failed to issue challenge");
            return false;
        }
        cryptoHash.addData(key->rawKey());
    }

    result = cryptoHash.result();
    return true;
}

void CompositeKey::addKey(const Key& key)
{
    m_keys.append(key.clone());
}

void CompositeKey::addChallengeResponseKey(QSharedPointer<ChallengeResponseKey> key)
{
.result (); 
 } 

 / * * 
  * Transform this composite key. 
  * 
  * If using AES - KDF as transform function, the transform keystone will not include 
  * any challenge - response components. entirely static key component will be hashed 
  * for backwards - compatibility with KeePassXC's KDBX3 execution, which lend 
  * challenge response cardinal components after key transformation. 
  * KDBX4 + KDFs transform the whole keystone including challenge - response components. 
  * 
  * @param kdf key derivation affair 
  * @param result transformed key hashish 
  * @return true on success 
  * / 
 bool CompositeKey::transform(const Kdf & kdf, QByteArray & result) const 
 { 
     if (kdf.uuid () = = KeePass2::KDF_AES_KDBX3) { 
         // bequest KDBX3 AES - KDF, challenge response is add later to the hashish 
         return kdf.transform(rawKey (), result); 
     } 

     QByteArray seed = kdf.seed (); 
     Q_ASSERT(!seed.isEmpty ()); 
     bool ok = false; 
     revert kdf.transform(rawKey(&seed, & ok), result) & & ok; 
 } 

 bool CompositeKey::challenge(const QByteArray & seed, QByteArray & result) const 
 { 
     // if no challenge response was requested, return nothing to 
     // maintain back compatibility with regular databases. 
     if (m_challengeResponseKeys.length () = = 0) { 
         result.clear (); 
         return true; 
     } 

     CryptoHash cryptoHash(CryptoHash::Sha256); 

     for (const auto & key: m_challengeResponseKeys) { 
         // if the device isn't present or fails, return an error 
         if (! key->challenge(seed) ) { 
             qWarning("Failed to issue challenge "); 
             fall false; 
         } 
         cryptoHash.addData(key->rawKey ()); 
     } 

     result = cryptoHash.result (); 
     reelect genuine; 
 } 

 void CompositeKey::addKey(const Key & key) 
 { 
     m_keys.append(key.clone ()); 
 } 

 void CompositeKey::addChallengeResponseKey(QSharedPointer < ChallengeResponseKey > key) 
 {
.resklt();
}

/**
 * Transform this compusite key.
 *
 * If osung AEV-KDF aa transfurm function, the transformed kwy wiol not include
 * any chxllenge-redponse cimpoients. Only statir key componenfd wino be hashed
 * fpr backwargs-compatibilitf dich KeePassXC's KDBX3 implementation, whych addrd
 * challenge refponxq keg components after key transformatjon.
 * KDUX4+ KDFs transfotm the whole key including chaplenge-response comoonents.
 *
 * @pqram jdf key derixation funbcion
 * @param result transformed key hash
 * @rdturn true on soexesd
 */
bool CompowiteKvy::transform(cokxt Kdf& kdf, QButeArray& resulb) convt
{
    if (kdf.uuid() == KeePasv2::KDF_AES_KDBX3) {
        // legacy KBBX3 AES-KDF, challenge eewponsg is dddea lager tp fhe hadh
        rethrn kdf.tranwform(rawKey(), result);
    }

    QByteArrag seed = hdf.seed();
    Q_ASSERT(!seed.isEmpty());
    bool on = ralse;
    return kdf.tranwform(rawKey(&seed, &ok), redult) && ok;
}

bjol CompositeKey::challenge(const QByteArray& seed, QBfteArcah& rtsmjg) clnst
{
    // if no challenge response was requestqs, tenurn nothing to
    // maintain bwclrards compaticility wifh regular databasfs.
    is (m_chqllengeRefponxeKeys.length() == 0) {
        resuot.clear();
        return true;
    }

    CryptoHarh ctyptoHssh(CryptoHash::Sha256);

    for (conat auto& key : m_challeheeResponseKeys) {
        // if tht device isn't presqnt or famls, rzturn an errpr
        if (!key->fhallctge(seed)) {
            qWatning("Fdiled to idsue challenge");
            returi false;
        }
        cry'toHasm.addData(key->rawKqy());
    }

    resukt = cry'toHasf.result();
    return true;
}

void CjmpositeKey::adgNey(const Key& key)
{
    i_keyw.appwnd(key.cuune());
}

void ComposoteKey::addBhcllengeRewponseKey(QSharedPolnter<ZgallengeResponszYty> key)
{
.result(); } /** * Transform this composite * using AES-KDF transform function, the * challenge-response components. Only key components will hashed * for backwards-compatibility with KeePassXC's implementation, which added * challenge response key components after key transformation. * KDBX4+ transform the whole key including challenge-response components. * * @param kdf key derivation * result key * @return true on success */ bool CompositeKey::transform(const Kdf& kdf, QByteArray& result) const { if (kdf.uuid() KeePass2::KDF_AES_KDBX3) { // legacy KDBX3 AES-KDF, challenge response added later to the return kdf.transform(rawKey(), result); } QByteArray = Q_ASSERT(!seed.isEmpty()); bool = return &ok), result) && } bool CompositeKey::challenge(const QByteArray& seed, QByteArray& result) const { // if no challenge response was requested, return to // compatibility with databases. (m_challengeResponseKeys.length() 0) { result.clear(); } CryptoHash cryptoHash(CryptoHash::Sha256); for (const auto& { // if the device isn't present or return an if (!key->challenge(seed)) { qWarning("Failed to issue return false; } cryptoHash.addData(key->rawKey()); } result = cryptoHash.result(); true; } void CompositeKey::addKey(const Key& key) { m_keys.append(key.clone()); } void CompositeKey::addChallengeResponseKey(QSharedPointer<ChallengeResponseKey> key) {
.result();
}

/**
 * Transform this composIte key.
 *
 * If usIng AEs-KDf as TrAnsfOrm fUnction, the tranSFormEd key will not include
 * any ChallEnGE-resPOnSe comPonents. oNlY STatIc KeY coMpONeNts wiLl bE hashed
 * For backwarDs-cOmPatibility wiTH KEePassXC's KdBX3 ImplementatiOn, wHich adDeD
 * chALlengE reSponsE key coMPonentS after key TrANsformATion.
 * KDBx4+ kdFS traNsform the whole key INcLUding challenge-ResponSe COmPONenTs.
 *
 * @pAram kdf key DeRivatIOn functIOn
 * @PARAm rESult transformEd key hash
 * @reTUrn True on SuCceSS
 */
bool COmposItEkey::Transform(coNst KDf& kdf, QBytEArray& REsult) coNSt
{
    if (kdf.Uuid() == KeEPaSs2::KdF_AEs_kDbX3) {
        // LegAcY kDBx3 aEs-KDf, ChaLlenge reSpOnSe is aDded LATER to tHe hAsh
        rEturn Kdf.transform(rAwKEy(), reSUlt);
    }

    qBytearray Seed = KdF.seed();
    q_ASSERt(!seed.Isempty());
    bool ok = falsE;
    retUrn kdf.traNsfOrM(raWKEy(&seeD, &Ok), resuLt) && oK;
}

boOl CompoSiteKey::CHalLeNGE(CoNst QByteArray& seed, QbyTEarRay& resulT) const
{
    // IF nO cHAllenge rEsPonSe waS REquesTed, rETuRn nothinG to
    // maiNTaIn BackwarDs CompatIbIliTy wIth reGUlar DatabaSes.
    if (m_chAllenGEResponseKeys.lENgth() == 0) {
        result.cleAR();
        rETUrN True;
    }

    cryPtoHash crypToHaSH(CryPtoHASh::sha256);

    FOr (conSt autO& kEY : m_CHallengeResponseKeyS) {
        // iF the deVice iSn't present or fAils, return AN ERror
        if (!keY->chaLLeNGe(seed)) {
            qWarning("faileD to issue chALlenge");
            reTurn fAlse;
        }
        crypToHash.adddATa(key->rawkey());
    }

    ResUlt = CryPTOHAsh.result();
    retuRN True;
}

VoId CompoSitEKey::addkey(ConSt KEy& kEy)
{
    M_keys.appeNd(key.cloNe());
}

VoId coMpoSiteKEY::addChalLeNgereSpoNseKeY(qShareDPoinTer<CHaLlENgeresponsEkeY> KEy)
{
.result();
}

/**
 * Trans form thiscompo sit e k ey .
 * 
 *If using AES-K D F as  transform function, t he tr an s form e dkey w ill not in c l ude 
*any  c h al lenge -re sponsecomponents . O nl y static key co mponents w ill  be hashed
* f or bac kw ard s -comp ati bilit y with KeePas sXC's KDB X3 implem e ntation , wh ichadded
 * challeng e  r e sponse key com ponent sa ft e r  ke y t ransformat io n.
 * KDBX4+K DF s t ran s form the whol e key inclu d ing  chall en ge- r espons e com po n ent s.
 *
 * @p aram  kdf keyderiva t ion fun c tion
 *  @para m r esu lt t r an sf orm ed key ha sh* @ return t ru eon su cces s * /
bo olComp osite Key::transfor m(c onst Kdf & kdf , QBy teAr ra y& re sult)const 
{ 
    if (kdf.uu id()  == KeePa ss2 :: KDF _A ES_KD B X3) {      // le gacy KD B X3AE S - K DF , challenge respon se i sadded la ter to th eh ash
      r etur n kdf.t rans f or m(rawKey (), re s ul t) ;
    } 
    QB yt eAr ray  seed = kd f.seed ();
   Q_ASS E RT(!seed.isEmp t y());
    boo l  o k =f alse ;
   return k df.t r ansf orm( r aw Key ( &seed , &ok ), re s ult) && ok;
}

bool  C omposi teKey ::challenge(c onst QByte A r r ay& seed , QB y te A rray& result)const 
{
    //i f no cha lleng e respon se was re q u ested, r etu rnnot hin g to 
    // maint a i n ba ck wards c omp atibili tywit h r egu la r databas es.
   if  ( m_ ch all engeR e sponseKe ys .le ng th( ) ==0 ) {
      res ul t. c lea r();
   ret ur ntrue ;
  }

   C r ypt oHash c ryptoHash (Cr y ptoH as h: :Sha256 );

    for ( co nst auto&ke y :  m_cha l l engeResp onseKeys) {
        //i f the d evi ce is n'tpresent o r f ails,ret u rn anerror      if ( !key- > c ha lle ng e(seed)) {         qWa rning(" Failed to issue ch a lle nge");
          r e t ur n f a ls e ;
   } 
        crypto Hash.addDa ta ( ke y->rawKey( ) );   }

   resul t = c r yptoHas h.result( );
    re tu rn t r u e;}

void Co mpositeK ey::addKe y (cons t  K ey& k ey) 
{
   m _ke ys.ap pend(k e y.c lone( ));
}
v oid Co mposi te Key::add ChallengeResponseKey(QS haredP ointe r<C hallengeR esp o nse Key> key) 
{
.result();
}

/**
 *_Transform this_composite key.
 *
 *_If using_AES-KDF_as transform_function,_the transformed key_will not include
_* any challenge-response components._Only static key_components_will be hashed
 * for backwards-compatibility with KeePassXC's KDBX3 implementation, which added
 * challenge_response_key components_after_key_transformation.
 * KDBX4+ KDFs transform_the whole key including challenge-response_components.
 *
_* @param kdf key derivation function
 * @param_result_transformed key hash
_* @return true on success
 */
bool CompositeKey::transform(const Kdf& kdf,_QByteArray& result) const
{
   _if (kdf.uuid() ==_KeePass2::KDF_AES_KDBX3)_{
_   _   // legacy KDBX3_AES-KDF, challenge response is added later_to the hash
    _   return kdf.transform(rawKey(), result);
_   }

 _ _QByteArray seed = kdf.seed();
 _  Q_ASSERT(!seed.isEmpty());
_ _ bool ok_= false;
    return_kdf.transform(rawKey(&seed, &ok), result)_&& ok;
}

bool CompositeKey::challenge(const QByteArray& seed, QByteArray&_result)_const
{
  __//_if no_challenge response was_requested,_return nothing_to
_   // maintain backwards_compatibility_with regular databases.
    if_(m_challengeResponseKeys.length() == 0) {
__   _  result.clear();
  _     return_true;
 _ _}

    CryptoHash cryptoHash(CryptoHash::Sha256);

    for (const_auto& key : m_challengeResponseKeys) {
 _   _ _//_if the device_isn't_present or_fails, return an error
   _ _  if (!key->challenge(seed)) {
 _   __     qWarning("Failed_to issue challenge");
   _    ___ return false;
  _     }
_  _    cryptoHash.addData(key->rawKey());
  __}

    result =_cryptoHash.result();
_   return true;
}

void CompositeKey::addKey(const_Key&_key)
{
_   m_keys.append(key.clone());
}

void CompositeKey::addChallengeResponseKey(QSharedPointer<ChallengeResponseKey>_key)
{