| // Copyright 2012 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "polo/pairing/serverpairingsession.h" |
| |
| #include <glog/logging.h> |
| #include "polo/pairing/polochallengeresponse.h" |
| #include "polo/util/poloutil.h" |
| |
| namespace polo { |
| namespace pairing { |
| |
| ServerPairingSession::ServerPairingSession(wire::PoloWireAdapter *wire, |
| PairingContext *context, |
| PoloChallengeResponse* challenge, |
| const std::string& server_name) |
| : PairingSession(wire, context, challenge), |
| server_name_(server_name) { |
| } |
| |
| ServerPairingSession::~ServerPairingSession() { |
| } |
| |
| void ServerPairingSession::DoInitializationPhase() { |
| LOG(INFO) << "Waiting for PairingRequest..."; |
| wire()->GetNextMessage(); |
| } |
| |
| void ServerPairingSession::DoConfigurationPhase() { |
| LOG(INFO) << "Waiting for Configuration..."; |
| wire()->GetNextMessage(); |
| } |
| |
| void ServerPairingSession::OnPairingRequestMessage( |
| const message::PairingRequestMessage& message) { |
| set_service_name(message.service_name()); |
| |
| if (message.has_client_name()) { |
| set_peer_name(message.client_name()); |
| } |
| |
| message::PairingRequestAckMessage ack(service_name()); |
| wire()->SendPairingRequestAckMessage(ack); |
| |
| LOG(INFO) << "Waiting for Options..."; |
| wire()->GetNextMessage(); |
| } |
| |
| void ServerPairingSession::OnOptionsMessage( |
| const message::OptionsMessage& message) { |
| // The client is responsible for negotiating a valid configuration, so just |
| // send the server options. |
| wire()->SendOptionsMessage(local_options()); |
| |
| DoConfigurationPhase(); |
| } |
| |
| void ServerPairingSession::OnConfigurationMessage( |
| const message::ConfigurationMessage& message) { |
| if (!SetConfiguration(message)) { |
| wire()->SendErrorMessage(kErrorBadConfiguration); |
| listener()->OnError(kErrorBadConfiguration); |
| return; |
| } |
| |
| const encoding::EncodingOption& encoding = message.encoding(); |
| |
| if (GetLocalRole() == message::OptionsMessage::kDisplayDevice) { |
| if (!local_options().SupportsOutputEncoding(encoding)) { |
| LOG(ERROR) << "Unsupported output encoding requested: " |
| << encoding.encoding_type(); |
| wire()->SendErrorMessage(kErrorBadConfiguration); |
| listener()->OnError(kErrorBadConfiguration); |
| return; |
| } |
| } else { |
| if (!local_options().SupportsInputEncoding(encoding)) { |
| LOG(ERROR) << "Unsupported input encoding requested: " |
| << encoding.encoding_type(); |
| wire()->SendErrorMessage(kErrorBadConfiguration); |
| listener()->OnError(kErrorBadConfiguration); |
| return; |
| } |
| } |
| |
| message::ConfigurationAckMessage ack; |
| wire()->SendConfigurationAckMessage(ack); |
| |
| DoPairingPhase(); |
| } |
| |
| void ServerPairingSession::OnConfigurationAckMessage( |
| const message::ConfigurationAckMessage& message) { |
| LOG(ERROR) << "Received unexpected ConfigurationAckMessage"; |
| wire()->SendErrorMessage(kErrorProtocol); |
| listener()->OnError(kErrorProtocol); |
| } |
| |
| void ServerPairingSession::OnPairingRequestAckMessage( |
| const message::PairingRequestAckMessage& message) { |
| LOG(ERROR) << "Received unexpected PairingRequestAckMessage"; |
| wire()->SendErrorMessage(kErrorProtocol); |
| listener()->OnError(kErrorProtocol); |
| } |
| |
| } // namespace pairing |
| } // namespace polo |