Commit 30744386 authored by Tom Schuster's avatar Tom Schuster Committed by Pier Angelo Vendrame
Browse files

Bug 2024443 - Make CryptoKey::GetAlgorithm more idiomatic. r=nkulatova 

Differential Revision: https://phabricator.services.mozilla.com/D290392
parent 238f9a77

dom/crypto/CryptoKey.cpp

+13 −12
Original line number Diff line number Diff line
@@ -186,38 +186,39 @@ void CryptoKey::GetType(nsString& aRetVal) const { 


bool CryptoKey::Extractable() const { return (mAttributes & EXTRACTABLE); }



void CryptoKey::GetAlgorithm(JSContext* cx,

void CryptoKey::GetAlgorithm(JSContext* aCx,

                             JS::MutableHandle<JSObject*> aRetVal,

                             ErrorResult& aRv) const {

  bool converted = false;

  JS::Rooted<JS::Value> val(cx);

  JS::Rooted<JS::Value> val(aCx);

  switch (mAlgorithm.mType) {

    case KeyAlgorithmProxy::AES:

      converted = ToJSValue(cx, mAlgorithm.mAes, &val);

      converted = ToJSValue(aCx, mAlgorithm.mAes, &val);

      break;

    case KeyAlgorithmProxy::KDF:

      converted = ToJSValue(cx, mAlgorithm.mKDF, &val);

      converted = ToJSValue(aCx, mAlgorithm.mKDF, &val);

      break;

    case KeyAlgorithmProxy::HMAC:

      converted = ToJSValue(cx, mAlgorithm.mHmac, &val);

      converted = ToJSValue(aCx, mAlgorithm.mHmac, &val);

      break;

    case KeyAlgorithmProxy::RSA: {

      RootedDictionary<RsaHashedKeyAlgorithm> rsa(cx);

      converted = mAlgorithm.mRsa.ToKeyAlgorithm(cx, rsa, aRv);

      if (converted) {

        converted = ToJSValue(cx, rsa, &val);

      RootedDictionary<RsaHashedKeyAlgorithm> rsa(aCx);

      mAlgorithm.mRsa.ToKeyAlgorithm(aCx, rsa, aRv);

      if (aRv.Failed()) {

        return;

      }

      converted = ToJSValue(aCx, rsa, &val);

      break;

    }

    case KeyAlgorithmProxy::EC:

      converted = ToJSValue(cx, mAlgorithm.mEc, &val);

      converted = ToJSValue(aCx, mAlgorithm.mEc, &val);

      break;

    case KeyAlgorithmProxy::OKP:

      converted = ToJSValue(cx, mAlgorithm.mEd, &val);

      converted = ToJSValue(aCx, mAlgorithm.mEd, &val);

      break;

  }

  if (!converted) {

    aRv.Throw(NS_ERROR_DOM_OPERATION_ERR);

    aRv.NoteJSContextException(aCx);

    return;

  }

dom/crypto/KeyAlgorithmProxy.h

+2 −4
Original line number Diff line number Diff line
@@ -35,20 +35,18 @@ struct RsaHashedKeyAlgorithmStorage { 
  uint16_t mModulusLength;

  CryptoBuffer mPublicExponent;



  bool ToKeyAlgorithm(JSContext* aCx, RsaHashedKeyAlgorithm& aRsa,

  void ToKeyAlgorithm(JSContext* aCx, RsaHashedKeyAlgorithm& aRsa,

                      ErrorResult& aError) const {

    JS::Rooted<JSObject*> exponent(aCx,

                                   mPublicExponent.ToUint8Array(aCx, aError));

    if (aError.Failed()) {

      return false;

      return;

    }



    aRsa.mName = mName;

    aRsa.mModulusLength = mModulusLength;

    aRsa.mHash.mName = mHash.mName;

    aRsa.mPublicExponent.Init(exponent);



    return true;

  }

};