| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "remoting/protocol/third_party_authenticator_base.h" |
| |
| #include "base/base64.h" |
| #include "base/bind.h" |
| #include "base/callback.h" |
| #include "base/logging.h" |
| #include "remoting/base/constants.h" |
| #include "remoting/base/rsa_key_pair.h" |
| #include "remoting/protocol/channel_authenticator.h" |
| #include "third_party/libjingle_xmpp/xmllite/xmlelement.h" |
| |
| namespace remoting { |
| namespace protocol { |
| |
| // static |
| const buzz::StaticQName ThirdPartyAuthenticatorBase::kTokenUrlTag = |
| { remoting::kChromotingXmlNamespace, "third-party-token-url" }; |
| const buzz::StaticQName ThirdPartyAuthenticatorBase::kTokenScopeTag = |
| { remoting::kChromotingXmlNamespace, "third-party-token-scope" }; |
| const buzz::StaticQName ThirdPartyAuthenticatorBase::kTokenTag = |
| { remoting::kChromotingXmlNamespace, "third-party-token" }; |
| |
| ThirdPartyAuthenticatorBase::ThirdPartyAuthenticatorBase( |
| Authenticator::State initial_state) |
| : token_state_(initial_state), |
| started_(false), |
| rejection_reason_(INVALID_CREDENTIALS) { |
| } |
| |
| ThirdPartyAuthenticatorBase::~ThirdPartyAuthenticatorBase() { |
| } |
| |
| bool ThirdPartyAuthenticatorBase::started() const { |
| return started_; |
| } |
| |
| Authenticator::State ThirdPartyAuthenticatorBase::state() const { |
| if (token_state_ == ACCEPTED) |
| return underlying_->state(); |
| return token_state_; |
| } |
| |
| Authenticator::RejectionReason |
| ThirdPartyAuthenticatorBase::rejection_reason() const { |
| DCHECK_EQ(state(), REJECTED); |
| |
| if (token_state_ == REJECTED) |
| return rejection_reason_; |
| return underlying_->rejection_reason(); |
| } |
| |
| void ThirdPartyAuthenticatorBase::ProcessMessage( |
| const buzz::XmlElement* message, |
| const base::Closure& resume_callback) { |
| DCHECK_EQ(state(), WAITING_MESSAGE); |
| |
| if (token_state_ == WAITING_MESSAGE) { |
| ProcessTokenMessage(message, resume_callback); |
| } else { |
| DCHECK_EQ(token_state_, ACCEPTED); |
| DCHECK(underlying_); |
| DCHECK_EQ(underlying_->state(), WAITING_MESSAGE); |
| underlying_->ProcessMessage(message, resume_callback); |
| } |
| } |
| |
| std::unique_ptr<buzz::XmlElement> |
| ThirdPartyAuthenticatorBase::GetNextMessage() { |
| DCHECK_EQ(state(), MESSAGE_READY); |
| |
| std::unique_ptr<buzz::XmlElement> message; |
| if (underlying_ && underlying_->state() == MESSAGE_READY) { |
| message = underlying_->GetNextMessage(); |
| } else { |
| message = CreateEmptyAuthenticatorMessage(); |
| } |
| |
| if (token_state_ == MESSAGE_READY) { |
| AddTokenElements(message.get()); |
| started_ = true; |
| } |
| return message; |
| } |
| |
| const std::string& ThirdPartyAuthenticatorBase::GetAuthKey() const { |
| DCHECK_EQ(state(), ACCEPTED); |
| |
| return underlying_->GetAuthKey(); |
| } |
| |
| std::unique_ptr<ChannelAuthenticator> |
| ThirdPartyAuthenticatorBase::CreateChannelAuthenticator() const { |
| DCHECK_EQ(state(), ACCEPTED); |
| |
| return underlying_->CreateChannelAuthenticator(); |
| } |
| |
| } // namespace protocol |
| } // namespace remoting |