1 /* 2 * Copyright 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef REMOTE_KEYMASTER_H_ 18 #define REMOTE_KEYMASTER_H_ 19 20 #include <keymaster/android_keymaster_messages.h> 21 22 #include "common/libs/security/keymaster_channel_sharedfd.h" 23 24 namespace keymaster { 25 26 class RemoteKeymaster { 27 private: 28 cuttlefish::SharedFdKeymasterChannel* channel_; 29 30 void ForwardCommand(AndroidKeymasterCommand command, const Serializable& req, 31 KeymasterResponse* rsp); 32 33 public: 34 RemoteKeymaster(cuttlefish::SharedFdKeymasterChannel*); 35 ~RemoteKeymaster(); 36 bool Initialize(); 37 void GetVersion(const GetVersionRequest& request, 38 GetVersionResponse* response); 39 void SupportedAlgorithms(const SupportedAlgorithmsRequest& request, 40 SupportedAlgorithmsResponse* response); 41 void SupportedBlockModes(const SupportedBlockModesRequest& request, 42 SupportedBlockModesResponse* response); 43 void SupportedPaddingModes(const SupportedPaddingModesRequest& request, 44 SupportedPaddingModesResponse* response); 45 void SupportedDigests(const SupportedDigestsRequest& request, 46 SupportedDigestsResponse* response); 47 void SupportedImportFormats(const SupportedImportFormatsRequest& request, 48 SupportedImportFormatsResponse* response); 49 void SupportedExportFormats(const SupportedExportFormatsRequest& request, 50 SupportedExportFormatsResponse* response); 51 void AddRngEntropy(const AddEntropyRequest& request, 52 AddEntropyResponse* response); 53 void Configure(const ConfigureRequest& request, ConfigureResponse* response); 54 void GenerateKey(const GenerateKeyRequest& request, 55 GenerateKeyResponse* response); 56 void GetKeyCharacteristics(const GetKeyCharacteristicsRequest& request, 57 GetKeyCharacteristicsResponse* response); 58 void ImportKey(const ImportKeyRequest& request, ImportKeyResponse* response); 59 void ImportWrappedKey(const ImportWrappedKeyRequest& request, 60 ImportWrappedKeyResponse* response); 61 void ExportKey(const ExportKeyRequest& request, ExportKeyResponse* response); 62 void AttestKey(const AttestKeyRequest& request, AttestKeyResponse* response); 63 void UpgradeKey(const UpgradeKeyRequest& request, 64 UpgradeKeyResponse* response); 65 void DeleteKey(const DeleteKeyRequest& request, DeleteKeyResponse* response); 66 void DeleteAllKeys(const DeleteAllKeysRequest& request, 67 DeleteAllKeysResponse* response); 68 void BeginOperation(const BeginOperationRequest& request, 69 BeginOperationResponse* response); 70 void UpdateOperation(const UpdateOperationRequest& request, 71 UpdateOperationResponse* response); 72 void FinishOperation(const FinishOperationRequest& request, 73 FinishOperationResponse* response); 74 void AbortOperation(const AbortOperationRequest& request, 75 AbortOperationResponse* response); 76 GetHmacSharingParametersResponse GetHmacSharingParameters(); 77 ComputeSharedHmacResponse ComputeSharedHmac( 78 const ComputeSharedHmacRequest& request); 79 VerifyAuthorizationResponse VerifyAuthorization( 80 const VerifyAuthorizationRequest& request); 81 DeviceLockedResponse DeviceLocked(const DeviceLockedRequest& request); 82 EarlyBootEndedResponse EarlyBootEnded(); 83 84 // CF HAL and remote sides are always compiled together, so will never 85 // disagree about message versions. message_version()86 uint32_t message_version() { return kDefaultMessageVersion; } 87 }; 88 89 } // namespace keymaster 90 91 #endif // REMOTE_KEYMASTER_H_ 92