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 {
  19 namespace dom {
  20
  21 class U2FSoftTokenManager final : public U2FTokenTransport {
  22  public:
  23   explicit U2FSoftTokenManager(uint32_t aCounter);
  24
  25   RefPtr<U2FRegisterPromise> Register(const WebAuthnMakeCredentialInfo& aInfo,
  26                                       bool aForceNoneAttestation) override;
  27
  28   RefPtr<U2FSignPromise> Sign(const WebAuthnGetAssertionInfo& aInfo) override;
  29
  30   void Cancel() override;
  31
  32  private:
  33   ~U2FSoftTokenManager() = default;
  34   nsresult Init();
  35
  36   nsresult IsRegistered(const nsTArray<uint8_t>& aKeyHandle,
  37                         const nsTArray<uint8_t>& aAppParam, bool& aResult);
  38
  39   bool FindRegisteredKeyHandle(
  40       const nsTArray<nsTArray<uint8_t>>& aAppIds,
  41       const nsTArray<WebAuthnScopedCredential>& aCredentials,
  42       /*out*/ nsTArray<uint8_t>& aKeyHandle,
  43       /*out*/ nsTArray<uint8_t>& aAppId);
  44
  45   bool mInitialized;
  46   mozilla::UniquePK11SymKey mWrappingKey;
  47
  48   static const nsCString mSecretNickname;
  49
  50   nsresult GetOrCreateWrappingKey(const mozilla::UniquePK11SlotInfo& aSlot);
  51   uint32_t mCounter;
  52 };
  53
  54 }  // namespace dom
  55 }  // namespace mozilla
  56
  57 #endif  // mozilla_dom_U2FSoftTokenManager_h