gecko-dev/dom/webauthn/AndroidWebAuthnTokenManager.h
2022-02-09 06:59:53 +00:00

142 lines
4.7 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_AndroidWebAuthnTokenManager_h
#define mozilla_dom_AndroidWebAuthnTokenManager_h
#include "mozilla/dom/CryptoBuffer.h"
#include "mozilla/dom/U2FTokenTransport.h"
#include "mozilla/java/WebAuthnTokenManagerNatives.h"
namespace mozilla {
namespace dom {
// Collected from
// https://developers.google.com/android/reference/com/google/android/gms/fido/fido2/api/common/ErrorCode
constexpr auto kSecurityError = u"SECURITY_ERR"_ns;
constexpr auto kConstraintError = u"CONSTRAINT_ERR"_ns;
constexpr auto kNotSupportedError = u"NOT_SUPPORTED_ERR"_ns;
constexpr auto kInvalidStateError = u"INVALID_STATE_ERR"_ns;
constexpr auto kNotAllowedError = u"NOT_ALLOWED_ERR"_ns;
constexpr auto kAbortError = u"ABORT_ERR"_ns;
constexpr auto kEncodingError = u"ENCODING_ERR"_ns;
constexpr auto kDataError = u"DATA_ERR"_ns;
constexpr auto kTimeoutError = u"TIMEOUT_ERR"_ns;
constexpr auto kNetworkError = u"NETWORK_ERR"_ns;
constexpr auto kUnknownError = u"UNKNOWN_ERR"_ns;
class AndroidWebAuthnResult {
public:
explicit AndroidWebAuthnResult(const nsAString& aErrorCode)
: mErrorCode(aErrorCode) {}
explicit AndroidWebAuthnResult(
const java::WebAuthnTokenManager::MakeCredentialResponse::LocalRef&
aResponse);
explicit AndroidWebAuthnResult(
const java::WebAuthnTokenManager::GetAssertionResponse::LocalRef&
aResponse);
AndroidWebAuthnResult() = delete;
bool IsError() const { return NS_FAILED(GetError()); }
nsresult GetError() const {
if (mErrorCode.IsEmpty()) {
return NS_OK;
} else if (mErrorCode.Equals(kSecurityError)) {
return NS_ERROR_DOM_SECURITY_ERR;
} else if (mErrorCode.Equals(kConstraintError)) {
// TODO: The message is right, but it's not about indexeddb.
// See https://heycam.github.io/webidl/#constrainterror
return NS_ERROR_DOM_INDEXEDDB_CONSTRAINT_ERR;
} else if (mErrorCode.Equals(kNotSupportedError)) {
return NS_ERROR_DOM_NOT_SUPPORTED_ERR;
} else if (mErrorCode.Equals(kInvalidStateError)) {
return NS_ERROR_DOM_INVALID_STATE_ERR;
} else if (mErrorCode.Equals(kNotAllowedError)) {
return NS_ERROR_DOM_NOT_ALLOWED_ERR;
} else if (mErrorCode.Equals(kEncodingError)) {
return NS_ERROR_DOM_ENCODING_NOT_SUPPORTED_ERR;
} else if (mErrorCode.Equals(kDataError)) {
return NS_ERROR_DOM_DATA_ERR;
} else if (mErrorCode.Equals(kTimeoutError)) {
return NS_ERROR_DOM_TIMEOUT_ERR;
} else if (mErrorCode.Equals(kNetworkError)) {
return NS_ERROR_DOM_NETWORK_ERR;
} else if (mErrorCode.Equals(kAbortError)) {
return NS_ERROR_DOM_ABORT_ERR;
} else if (mErrorCode.Equals(kUnknownError)) {
return NS_ERROR_DOM_UNKNOWN_ERR;
} else {
__android_log_print(ANDROID_LOG_ERROR, "Gecko",
"RegisterAbort unknown code: %s",
NS_ConvertUTF16toUTF8(mErrorCode).get());
return NS_ERROR_DOM_UNKNOWN_ERR;
}
}
AndroidWebAuthnResult(const AndroidWebAuthnResult&) = delete;
AndroidWebAuthnResult(AndroidWebAuthnResult&&) = default;
// Attestation-only
CryptoBuffer mAttObj;
// Attestations and assertions
CryptoBuffer mKeyHandle;
nsCString mClientDataJSON;
// Assertions-only
CryptoBuffer mAuthData;
CryptoBuffer mSignature;
CryptoBuffer mUserHandle;
private:
const nsString mErrorCode;
};
/*
* WebAuthnAndroidTokenManager is a token implementation communicating with
* Android Fido2 APIs.
*/
class AndroidWebAuthnTokenManager final : public U2FTokenTransport {
public:
explicit AndroidWebAuthnTokenManager();
~AndroidWebAuthnTokenManager() {}
RefPtr<U2FRegisterPromise> Register(const WebAuthnMakeCredentialInfo& aInfo,
bool aForceNoneAttestation) override;
RefPtr<U2FSignPromise> Sign(const WebAuthnGetAssertionInfo& aInfo) override;
void Cancel() override;
void Drop() override;
static AndroidWebAuthnTokenManager* GetInstance();
private:
void HandleRegisterResult(AndroidWebAuthnResult&& aResult);
void HandleSignResult(AndroidWebAuthnResult&& aResult);
void ClearPromises() {
mRegisterPromise.RejectIfExists(NS_ERROR_DOM_UNKNOWN_ERR, __func__);
mSignPromise.RejectIfExists(NS_ERROR_DOM_UNKNOWN_ERR, __func__);
}
void AssertIsOnOwningThread() const;
MozPromiseHolder<U2FRegisterPromise> mRegisterPromise;
MozPromiseHolder<U2FSignPromise> mSignPromise;
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_AndroidWebAuthnTokenManager_h