1 /* 2 * Copyright 2018 Google LLC 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 FCP_SECAGG_CLIENT_SECAGG_CLIENT_ABORTED_STATE_H_ 18 #define FCP_SECAGG_CLIENT_SECAGG_CLIENT_ABORTED_STATE_H_ 19 20 #include <memory> 21 #include <string> 22 23 #include "fcp/base/monitoring.h" 24 #include "fcp/secagg/client/secagg_client_state.h" 25 #include "fcp/secagg/client/state_transition_listener_interface.h" 26 27 namespace fcp { 28 namespace secagg { 29 30 // This class represents the abort state for a client. There are no transitions 31 // out of this state. A new SecAggClient object will be needed to start a new 32 // run of the protocol. 33 34 class SecAggClientAbortedState : public SecAggClientState { 35 public: 36 SecAggClientAbortedState( 37 const std::string& reason, std::unique_ptr<SendToServerInterface> sender, 38 std::unique_ptr<StateTransitionListenerInterface> transition_listener); 39 40 ~SecAggClientAbortedState() override; 41 42 // Returns true from this state. 43 bool IsAborted() const override; 44 45 // Returns the error message with which the client aborted. 46 StatusOr<std::string> ErrorMessage() const override; 47 48 // Returns the name of this state, "ABORTED". 49 std::string StateName() const override; 50 51 private: 52 const std::string reason_; 53 }; 54 55 } // namespace secagg 56 } // namespace fcp 57 58 #endif // FCP_SECAGG_CLIENT_SECAGG_CLIENT_ABORTED_STATE_H_ 59