dom/webauthn/U2FSoftTokenManager.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_U2FSoftTokenManager_h
   8 #define mozilla_dom_U2FSoftTokenManager_h
   9
  10 #include "mozilla/dom/U2FTokenTransport.h"
  11 #include "ScopedNSSTypes.h"
  12
  13 /*
  14  * U2FSoftTokenManager is a software implementation of a secure token manager
  15  * for the U2F and WebAuthn APIs.
  16  */
  17
  18 namespace mozilla::dom {
  19
  20 class U2FSoftTokenManager final : public U2FTokenTransport {
  21  public:
  22   explicit U2FSoftTokenManager(uint32_t aCounter);
  23
  24   RefPtr<U2FRegisterPromise> Register(const WebAuthnMakeCredentialInfo& aInfo,
  25                                       bool aForceNoneAttestation) override;
  26
  27   RefPtr<U2FSignPromise> Sign(const WebAuthnGetAssertionInfo& aInfo) override;
  28
  29   void Cancel() override;
  30
  31  private:
  32   ~U2FSoftTokenManager() = default;
  33   nsresult Init();
  34
  35   nsresult IsRegistered(const nsTArray<uint8_t>& aKeyHandle,
  36                         const nsTArray<uint8_t>& aAppParam, bool& aResult);
  37
  38   bool FindRegisteredKeyHandle(
  39       const nsTArray<nsTArray<uint8_t>>& aAppIds,
  40       const nsTArray<WebAuthnScopedCredential>& aCredentials,
  41       /*out*/ nsTArray<uint8_t>& aKeyHandle,
  42       /*out*/ nsTArray<uint8_t>& aAppId);
  43
  44   bool mInitialized;
  45   mozilla::UniquePK11SymKey mWrappingKey;
  46
  47   static const nsCString mSecretNickname;
  48
  49   nsresult GetOrCreateWrappingKey(const mozilla::UniquePK11SlotInfo& aSlot);
  50   uint32_t mCounter;
  51 };
  52
  53 }  // namespace mozilla::dom
  54
  55 #endif  // mozilla_dom_U2FSoftTokenManager_h