Remove Pepper Transport API transport.

BUG=109630

Review URL: https://chromiumcodereview.appspot.com/10442040

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@139170 0039d316-1c4b-4281-b951-d872f2087c98

5 files changed, 1 insertions, 743 deletions

diff --git a/remoting/protocol/connection_to_host.cc b/remoting/protocol/connection_to_host.cc
index 970bcaa..93c722a 100644
--- a/remoting/protocol/connection_to_host.cc
+++ b/remoting/protocol/connection_to_host.cc
@@ -18,7 +18,7 @@
 #include "remoting/protocol/clipboard_stub.h"
 #include "remoting/protocol/errors.h"
 #include "remoting/protocol/jingle_session_manager.h"
-#include "remoting/protocol/pepper_transport_factory.h"
+#include "remoting/protocol/transport.h"
 #include "remoting/protocol/video_reader.h"
 #include "remoting/protocol/video_stub.h"
 #include "remoting/protocol/util.h"
diff --git a/remoting/protocol/pepper_transport_factory.cc b/remoting/protocol/pepper_transport_factory.cc
deleted file mode 100644
index 315981a..0000000
--- a/remoting/protocol/pepper_transport_factory.cc
+++ /dev/null
@@ -1,299 +0,0 @@
-// Copyright (c) 2012 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/pepper_transport_factory.h"
-
-#include "base/bind.h"
-#include "crypto/hmac.h"
-#include "jingle/glue/utils.h"
-#include "net/base/cert_status_flags.h"
-#include "net/base/cert_verifier.h"
-#include "net/base/host_port_pair.h"
-#include "net/base/ssl_config_service.h"
-#include "net/socket/ssl_client_socket.h"
-#include "net/socket/client_socket_factory.h"
-#include "ppapi/c/pp_errors.h"
-#include "ppapi/cpp/dev/transport_dev.h"
-#include "ppapi/cpp/var.h"
-#include "remoting/protocol/channel_authenticator.h"
-#include "remoting/protocol/pepper_transport_socket_adapter.h"
-#include "remoting/protocol/transport_config.h"
-#include "third_party/libjingle/source/talk/p2p/base/candidate.h"
-
-namespace remoting {
-namespace protocol {
-
-namespace {
-
-// Value is choosen to balance the extra latency against the reduced
-// load due to ACK traffic.
-const int kTcpAckDelayMilliseconds = 10;
-
-// Values for the TCP send and receive buffer size. This should be tuned to
-// accomodate high latency network but not backlog the decoding pipeline.
-const int kTcpReceiveBufferSize = 256 * 1024;
-const int kTcpSendBufferSize = kTcpReceiveBufferSize + 30 * 1024;
-
-class PepperStreamTransport : public StreamTransport,
-                              public PepperTransportSocketAdapter::Observer {
- public:
-  PepperStreamTransport(pp::Instance* pp_instance,
-                        const TransportConfig& config);
-  virtual ~PepperStreamTransport();
-
-  // StreamTransport interface.
-  virtual void Initialize(
-      const std::string& name,
-      Transport::EventHandler* event_handler,
-      scoped_ptr<ChannelAuthenticator> authenticator) OVERRIDE;
-  virtual void Connect(
-      const StreamTransport::ConnectedCallback& callback) OVERRIDE;
-  virtual void AddRemoteCandidate(const cricket::Candidate& candidate) OVERRIDE;
-  virtual const std::string& name() const OVERRIDE;
-  virtual bool is_connected() const OVERRIDE;
-
-  // PepperTransportSocketAdapter::Observer interface.
-  virtual void OnChannelDeleted() OVERRIDE;
-  virtual void OnChannelNewLocalCandidate(
-      const std::string& candidate) OVERRIDE;
-
- private:
-  void OnP2PConnect(int result);
-  void OnAuthenticationDone(net::Error error,
-                            scoped_ptr<net::StreamSocket> socket);
-
-  void NotifyConnected(scoped_ptr<net::StreamSocket> socket);
-  void NotifyConnectFailed();
-
-  pp::Instance* pp_instance_;
-  TransportConfig config_;
-  std::string name_;
-  EventHandler* event_handler_;
-  StreamTransport::ConnectedCallback callback_;
-  scoped_ptr<ChannelAuthenticator> authenticator_;
-
-  // We own |channel_| until it is connected. After that
-  // |authenticator_| owns it.
-  scoped_ptr<PepperTransportSocketAdapter> owned_channel_;
-  PepperTransportSocketAdapter* channel_;
-
-  // Indicates that we've finished connecting.
-  bool connected_;
-
-  DISALLOW_COPY_AND_ASSIGN(PepperStreamTransport);
-};
-
-PepperStreamTransport::PepperStreamTransport(pp::Instance* pp_instance,
-                                             const TransportConfig& config)
-    : pp_instance_(pp_instance),
-      config_(config),
-      event_handler_(NULL),
-      channel_(NULL),
-      connected_(false) {
-}
-
-PepperStreamTransport::~PepperStreamTransport() {
-  DCHECK(event_handler_);
-  event_handler_->OnTransportDeleted(this);
-  // Channel should be already destroyed if we were connected.
-  DCHECK(!connected_ || channel_ == NULL);
-}
-
-void PepperStreamTransport::Initialize(
-    const std::string& name,
-    Transport::EventHandler* event_handler,
-    scoped_ptr<ChannelAuthenticator> authenticator) {
-  DCHECK(CalledOnValidThread());
-
-  DCHECK(!name.empty());
-  DCHECK(event_handler);
-
-  // Can be initialized only once.
-  DCHECK(name_.empty());
-
-  name_ = name;
-  event_handler_ = event_handler;
-  authenticator_ = authenticator.Pass();
-}
-
-void PepperStreamTransport::Connect(
-    const StreamTransport::ConnectedCallback& callback) {
-  DCHECK(CalledOnValidThread());
-
-  // Initialize() must be called first.
-  DCHECK(!name_.empty());
-
-  callback_ = callback;
-
-  pp::Transport_Dev* transport =
-      new pp::Transport_Dev(pp_instance_, name_.c_str(),
-                            PP_TRANSPORTTYPE_STREAM);
-
-  if (transport->SetProperty(PP_TRANSPORTPROPERTY_TCP_RECEIVE_WINDOW,
-                             pp::Var(kTcpReceiveBufferSize)) != PP_OK) {
-    LOG(ERROR) << "Failed to set TCP receive window";
-  }
-  if (transport->SetProperty(PP_TRANSPORTPROPERTY_TCP_SEND_WINDOW,
-                             pp::Var(kTcpSendBufferSize)) != PP_OK) {
-    LOG(ERROR) << "Failed to set TCP send window";
-  }
-
-  if (transport->SetProperty(PP_TRANSPORTPROPERTY_TCP_NO_DELAY,
-                             pp::Var(true)) != PP_OK) {
-    LOG(ERROR) << "Failed to set TCP_NODELAY";
-  }
-
-  if (transport->SetProperty(PP_TRANSPORTPROPERTY_TCP_ACK_DELAY,
-                             pp::Var(kTcpAckDelayMilliseconds)) != PP_OK) {
-    LOG(ERROR) << "Failed to set TCP ACK delay.";
-  }
-
-  if (transport->SetProperty(
-          PP_TRANSPORTPROPERTY_STUN_SERVER,
-          pp::Var(config_.stun_server)) != PP_OK) {
-    LOG(ERROR) << "Failed to set STUN server.";
-  }
-
-  if (transport->SetProperty(
-          PP_TRANSPORTPROPERTY_RELAY_SERVER,
-          pp::Var(config_.relay_server)) != PP_OK) {
-    LOG(ERROR) << "Failed to set relay server.";
-  }
-
-  if (transport->SetProperty(
-          PP_TRANSPORTPROPERTY_RELAY_USERNAME,
-          pp::Var("1")) != PP_OK) {
-    LOG(ERROR) << "Failed to set relay username.";
-  }
-
-  if (transport->SetProperty(
-          PP_TRANSPORTPROPERTY_RELAY_PASSWORD,
-          pp::Var(config_.relay_token)) != PP_OK) {
-    LOG(ERROR) << "Failed to set relay token.";
-  }
-
-  if (transport->SetProperty(
-          PP_TRANSPORTPROPERTY_RELAY_MODE,
-          pp::Var(PP_TRANSPORTRELAYMODE_GOOGLE)) != PP_OK) {
-    LOG(ERROR) << "Failed to set relay mode.";
-  }
-
-  if (transport->SetProperty(PP_TRANSPORTPROPERTY_DISABLE_TCP_TRANSPORT,
-                             pp::Var(true)) != PP_OK) {
-    LOG(ERROR) << "Failed to set DISABLE_TCP_TRANSPORT flag.";
-  }
-
-  channel_ = new PepperTransportSocketAdapter(transport, name_, this);
-  owned_channel_.reset(channel_);
-
-  int result = channel_->Connect(
-      base::Bind(&PepperStreamTransport::OnP2PConnect, base::Unretained(this)));
-  if (result != net::ERR_IO_PENDING)
-    OnP2PConnect(result);
-}
-
-void PepperStreamTransport::AddRemoteCandidate(
-    const cricket::Candidate& candidate) {
-  DCHECK(CalledOnValidThread());
-  if (channel_)
-    channel_->AddRemoteCandidate(jingle_glue::SerializeP2PCandidate(candidate));
-}
-
-const std::string& PepperStreamTransport::name() const {
-  DCHECK(CalledOnValidThread());
-  return name_;
-}
-
-bool PepperStreamTransport::is_connected() const {
-  DCHECK(CalledOnValidThread());
-  return connected_;
-}
-
-void PepperStreamTransport::OnChannelDeleted() {
-  if (connected_) {
-    channel_ = NULL;
-    // The PepperTransportSocketAdapter is being deleted, so delete
-    // the channel too.
-    delete this;
-  }
-}
-
-void PepperStreamTransport::OnChannelNewLocalCandidate(
-    const std::string& candidate) {
-  DCHECK(CalledOnValidThread());
-
-  cricket::Candidate candidate_value;
-  if (!jingle_glue::DeserializeP2PCandidate(candidate, &candidate_value)) {
-    LOG(ERROR) << "Failed to parse candidate " << candidate;
-  }
-  event_handler_->OnTransportCandidate(this, candidate_value);
-}
-
-void PepperStreamTransport::OnP2PConnect(int result) {
-  DCHECK(CalledOnValidThread());
-
-  if (result != net::OK) {
-    NotifyConnectFailed();
-    return;
-  }
-
-  authenticator_->SecureAndAuthenticate(
-      owned_channel_.PassAs<net::StreamSocket>(),
-      base::Bind(&PepperStreamTransport::OnAuthenticationDone,
-                 base::Unretained(this)));
-}
-
-void PepperStreamTransport::OnAuthenticationDone(
-    net::Error error, scoped_ptr<net::StreamSocket> socket) {
-  DCHECK(CalledOnValidThread());
-  if (error != net::OK) {
-    NotifyConnectFailed();
-    return;
-  }
-
-  NotifyConnected(socket.Pass());
-}
-
-void PepperStreamTransport::NotifyConnected(
-    scoped_ptr<net::StreamSocket> socket) {
-  DCHECK(!connected_);
-  connected_ = true;
-  callback_.Run(socket.Pass());
-}
-
-void PepperStreamTransport::NotifyConnectFailed() {
-  channel_ = NULL;
-  owned_channel_.reset();
-  authenticator_.reset();
-
-  NotifyConnected(scoped_ptr<net::StreamSocket>(NULL));
-}
-
-}  // namespace
-
-PepperTransportFactory::PepperTransportFactory(
-    pp::Instance* pp_instance)
-    : pp_instance_(pp_instance) {
-}
-
-PepperTransportFactory::~PepperTransportFactory() {
-}
-
-void PepperTransportFactory::SetTransportConfig(const TransportConfig& config) {
-  config_ = config;
-}
-
-scoped_ptr<StreamTransport> PepperTransportFactory::CreateStreamTransport() {
-  return scoped_ptr<StreamTransport>(
-      new PepperStreamTransport(pp_instance_, config_));
-}
-
-scoped_ptr<DatagramTransport>
-PepperTransportFactory::CreateDatagramTransport() {
-  NOTIMPLEMENTED();
-  return scoped_ptr<DatagramTransport>(NULL);
-}
-
-}  // namespace protocol
-}  // namespace remoting
diff --git a/remoting/protocol/pepper_transport_factory.h b/remoting/protocol/pepper_transport_factory.h
deleted file mode 100644
index 4678df9..0000000
--- a/remoting/protocol/pepper_transport_factory.h
+++ /dev/null
@@ -1,38 +0,0 @@
-// Copyright (c) 2012 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.
-
-#ifndef REMOTING_PROTOCOL_PEPPER_TRANSPORT_FACTORY_H_
-#define REMOTING_PROTOCOL_PEPPER_TRANSPORT_FACTORY_H_
-
-#include "remoting/protocol/transport.h"
-#include "remoting/protocol/transport_config.h"
-
-namespace pp {
-class Instance;
-}  // namespace pp
-
-namespace remoting {
-namespace protocol {
-
-class PepperTransportFactory : public TransportFactory {
- public:
-  PepperTransportFactory(pp::Instance* pp_instance);
-  virtual ~PepperTransportFactory();
-
-  // TransportFactory interface.
-  virtual void SetTransportConfig(const TransportConfig& config) OVERRIDE;
-  virtual scoped_ptr<StreamTransport> CreateStreamTransport() OVERRIDE;
-  virtual scoped_ptr<DatagramTransport> CreateDatagramTransport() OVERRIDE;
-
- private:
-  pp::Instance* pp_instance_;
-  TransportConfig config_;
-
-  DISALLOW_COPY_AND_ASSIGN(PepperTransportFactory);
-};
-
-}  // namespace protocol
-}  // namespace remoting
-
-#endif  // REMOTING_PROTOCOL_PEPPER_TRANSPORT_FACTORY_H_
diff --git a/remoting/protocol/pepper_transport_socket_adapter.cc b/remoting/protocol/pepper_transport_socket_adapter.cc
deleted file mode 100644
index e4e47d5..0000000
--- a/remoting/protocol/pepper_transport_socket_adapter.cc
+++ /dev/null
@@ -1,295 +0,0 @@
-// Copyright (c) 2012 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/pepper_transport_socket_adapter.h"
-
-#include "base/logging.h"
-#include "net/base/address_list.h"
-#include "net/base/io_buffer.h"
-#include "net/base/net_errors.h"
-#include "net/base/net_util.h"
-#include "ppapi/c/pp_errors.h"
-#include "ppapi/cpp/dev/transport_dev.h"
-#include "ppapi/cpp/var.h"
-
-namespace remoting {
-namespace protocol {
-
-namespace {
-
-const char kTcpProtocol[] = "tcp";
-
-// Maps value returned by Recv() and Send() Pepper methods to net::Error.
-int PPErrorToNetError(int result) {
-  if (result > 0)
-    return result;
-
-  switch (result) {
-    case PP_OK:
-      return net::OK;
-    case PP_OK_COMPLETIONPENDING:
-      return net::ERR_IO_PENDING;
-    case PP_ERROR_NOTSUPPORTED:
-    case PP_ERROR_NOINTERFACE:
-      return net::ERR_NOT_IMPLEMENTED;
-    default:
-      return net::ERR_FAILED;
-  }
-}
-
-}  // namespace
-
-PepperTransportSocketAdapter::PepperTransportSocketAdapter(
-    pp::Transport_Dev* transport,
-    const std::string& name,
-    Observer* observer)
-    : name_(name),
-      observer_(observer),
-      transport_(transport),
-      connected_(false),
-      get_address_pending_(false) {
-  callback_factory_.Initialize(this);
-}
-
-PepperTransportSocketAdapter::~PepperTransportSocketAdapter() {
-  observer_->OnChannelDeleted();
-}
-
-void PepperTransportSocketAdapter::AddRemoteCandidate(
-    const std::string& candidate) {
-  DCHECK(CalledOnValidThread());
-  if (transport_.get())
-    transport_->ReceiveRemoteAddress(candidate);
-}
-
-int PepperTransportSocketAdapter::Read(
-    net::IOBuffer* buf, int buf_len,
-    const net::CompletionCallback& callback) {
-  DCHECK(CalledOnValidThread());
-  DCHECK(read_callback_.is_null());
-  DCHECK(!read_buffer_);
-
-  if (!transport_.get())
-    return net::ERR_SOCKET_NOT_CONNECTED;
-
-  int result = PPErrorToNetError(transport_->Recv(
-      buf->data(), buf_len,
-      callback_factory_.NewOptionalCallback(
-          &PepperTransportSocketAdapter::OnRead)));
-
-  if (result == net::ERR_IO_PENDING) {
-    read_callback_ = callback;
-    read_buffer_ = buf;
-  }
-
-  return result;
-}
-
-int PepperTransportSocketAdapter::Write(
-    net::IOBuffer* buf, int buf_len,
-    const net::CompletionCallback& callback) {
-  DCHECK(CalledOnValidThread());
-  DCHECK(write_callback_.is_null());
-  DCHECK(!write_buffer_);
-
-  if (!transport_.get())
-    return net::ERR_SOCKET_NOT_CONNECTED;
-
-  int result = PPErrorToNetError(transport_->Send(
-      buf->data(), buf_len,
-      callback_factory_.NewOptionalCallback(
-          &PepperTransportSocketAdapter::OnWrite)));
-
-  if (result == net::ERR_IO_PENDING) {
-    write_callback_ = callback;
-    write_buffer_ = buf;
-  }
-
-  return result;
-}
-
-bool PepperTransportSocketAdapter::SetReceiveBufferSize(int32 size) {
-  DCHECK(CalledOnValidThread());
-  // TODO(sergeyu): Implement this: crbug.com/91439.
-  NOTIMPLEMENTED();
-  return false;
-}
-
-bool PepperTransportSocketAdapter::SetSendBufferSize(int32 size) {
-  DCHECK(CalledOnValidThread());
-  // TODO(sergeyu): Implement this: crbug.com/91439.
-  NOTIMPLEMENTED();
-  return false;
-}
-
-int PepperTransportSocketAdapter::Connect(
-    const net::CompletionCallback& callback) {
-  DCHECK(CalledOnValidThread());
-
-  if (!transport_.get())
-    return net::ERR_UNEXPECTED;
-
-  connect_callback_ = callback;
-
-  // This will return false when GetNextAddress() returns an
-  // error. This helps to detect when the P2P Transport API is not
-  // supported.
-  int result = ProcessCandidates();
-  if (result != net::OK)
-    return result;
-
-  result = transport_->Connect(
-      callback_factory_.NewCallback(&PepperTransportSocketAdapter::OnConnect));
-  DCHECK_EQ(result, PP_OK_COMPLETIONPENDING);
-
-  return net::ERR_IO_PENDING;
-}
-
-void PepperTransportSocketAdapter::Disconnect() {
-  DCHECK(CalledOnValidThread());
-  transport_.reset();
-}
-
-bool PepperTransportSocketAdapter::IsConnected() const {
-  DCHECK(CalledOnValidThread());
-  return connected_;
-}
-
-bool PepperTransportSocketAdapter::IsConnectedAndIdle() const {
-  DCHECK(CalledOnValidThread());
-  NOTIMPLEMENTED();
-  return false;
-}
-
-int PepperTransportSocketAdapter::GetPeerAddress(
-    net::AddressList* address) const {
-  DCHECK(CalledOnValidThread());
-
-  // We don't have a meaningful peer address, but we can't return an
-  // error, so we return a INADDR_ANY instead.
-  net::IPAddressNumber ip_address(4);
-  *address = net::AddressList::CreateFromIPAddress(ip_address, 0);
-  return net::OK;
-}
-
-int PepperTransportSocketAdapter::GetLocalAddress(
-    net::IPEndPoint* address) const {
-  DCHECK(CalledOnValidThread());
-  NOTIMPLEMENTED();
-  return net::ERR_FAILED;
-}
-
-const net::BoundNetLog& PepperTransportSocketAdapter::NetLog() const {
-  DCHECK(CalledOnValidThread());
-  return net_log_;
-}
-
-void PepperTransportSocketAdapter::SetSubresourceSpeculation() {
-  DCHECK(CalledOnValidThread());
-  NOTIMPLEMENTED();
-}
-
-void PepperTransportSocketAdapter::SetOmniboxSpeculation() {
-  DCHECK(CalledOnValidThread());
-  NOTIMPLEMENTED();
-}
-
-bool PepperTransportSocketAdapter::WasEverUsed() const {
-  DCHECK(CalledOnValidThread());
-  NOTIMPLEMENTED();
-  return true;
-}
-
-bool PepperTransportSocketAdapter::UsingTCPFastOpen() const {
-  DCHECK(CalledOnValidThread());
-  NOTIMPLEMENTED();
-  return true;
-}
-
-int64 PepperTransportSocketAdapter::NumBytesRead() const {
-  DCHECK(CalledOnValidThread());
-  NOTIMPLEMENTED();
-  return 0;
-}
-
-base::TimeDelta PepperTransportSocketAdapter::GetConnectTimeMicros() const {
-  DCHECK(CalledOnValidThread());
-  NOTIMPLEMENTED();
-  return base::TimeDelta();
-}
-
-net::NextProto PepperTransportSocketAdapter::GetNegotiatedProtocol() const {
-  DCHECK(CalledOnValidThread());
-  NOTIMPLEMENTED();
-  return net::kProtoUnknown;
-}
-
-int PepperTransportSocketAdapter::ProcessCandidates() {
-  DCHECK(CalledOnValidThread());
-  DCHECK(!get_address_pending_);
-  DCHECK(transport_.get());
-
-  while (true) {
-    pp::Var address;
-    int result = transport_->GetNextAddress(
-        &address, callback_factory_.NewOptionalCallback(
-            &PepperTransportSocketAdapter::OnNextAddress));
-    if (result == PP_OK_COMPLETIONPENDING) {
-      get_address_pending_ = true;
-      break;
-    }
-
-    if (result == PP_OK) {
-      observer_->OnChannelNewLocalCandidate(address.AsString());
-    } else {
-      LOG(ERROR) << "GetNextAddress() returned an error " << result;
-      return PPErrorToNetError(result);
-    }
-  }
-  return net::OK;
-}
-
-void PepperTransportSocketAdapter::OnNextAddress(int32_t result) {
-  DCHECK(CalledOnValidThread());
-
-  get_address_pending_ = false;
-  ProcessCandidates();
-}
-
-void PepperTransportSocketAdapter::OnConnect(int result) {
-  DCHECK(CalledOnValidThread());
-  DCHECK(!connect_callback_.is_null());
-
-  if (result == PP_OK)
-    connected_ = true;
-
-  net::CompletionCallback callback = connect_callback_;
-  connect_callback_.Reset();
-  callback.Run(PPErrorToNetError(result));
-}
-
-void PepperTransportSocketAdapter::OnRead(int32_t result) {
-  DCHECK(CalledOnValidThread());
-  DCHECK(!read_callback_.is_null());
-  DCHECK(read_buffer_);
-
-  net::CompletionCallback callback = read_callback_;
-  read_callback_.Reset();
-  read_buffer_ = NULL;
-  callback.Run(PPErrorToNetError(result));
-}
-
-void PepperTransportSocketAdapter::OnWrite(int32_t result) {
-  DCHECK(CalledOnValidThread());
-  DCHECK(!write_callback_.is_null());
-  DCHECK(write_buffer_);
-
-  net::CompletionCallback callback = write_callback_;
-  write_callback_.Reset();
-  write_buffer_ = NULL;
-  callback.Run(PPErrorToNetError(result));
-}
-
-}  // namespace protocol
-}  // namespace remoting
diff --git a/remoting/protocol/pepper_transport_socket_adapter.h b/remoting/protocol/pepper_transport_socket_adapter.h
deleted file mode 100644
index ef19458..0000000
--- a/remoting/protocol/pepper_transport_socket_adapter.h
+++ /dev/null
@@ -1,110 +0,0 @@
-// Copyright (c) 2012 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.
-
-#ifndef REMOTING_PROTOCOL_PEPPER_TRANSPORT_SOCKET_ADAPTER_H_
-#define REMOTING_PROTOCOL_PEPPER_TRANSPORT_SOCKET_ADAPTER_H_
-
-#include <string>
-
-#include "base/callback.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/threading/non_thread_safe.h"
-#include "net/base/completion_callback.h"
-#include "net/base/net_log.h"
-#include "net/socket/stream_socket.h"
-#include "ppapi/c/pp_stdint.h"
-#include "ppapi/utility/completion_callback_factory.h"
-
-namespace pp {
-class Transport_Dev;
-}  // namespace pp
-
-namespace remoting {
-namespace protocol {
-
-// This class implements net::StreamSocket interface on top of the the
-// Pepper P2P Transport API.
-class PepperTransportSocketAdapter : public base::NonThreadSafe,
-                                     public net::StreamSocket {
- public:
-  // Observer is used to notify about new local candidates and
-  // deletion of the adapter.
-  class Observer {
-   public:
-    Observer() { }
-    virtual ~Observer() { }
-    virtual void OnChannelDeleted() = 0;
-    virtual void OnChannelNewLocalCandidate(const std::string& candidate) = 0;
-  };
-
-  PepperTransportSocketAdapter(pp::Transport_Dev* transport,
-                               const std::string& name,
-                               Observer* observer);
-  virtual ~PepperTransportSocketAdapter();
-
-  const std::string& name() { return name_; }
-
-  // Adds candidate received from the peer.
-  void AddRemoteCandidate(const std::string& candidate);
-
-  // net::Socket implementation.
-  virtual int Read(net::IOBuffer* buf, int buf_len,
-                   const net::CompletionCallback& callback) OVERRIDE;
-  virtual int Write(net::IOBuffer* buf, int buf_len,
-                    const net::CompletionCallback& callback) OVERRIDE;
-  virtual bool SetReceiveBufferSize(int32 size) OVERRIDE;
-  virtual bool SetSendBufferSize(int32 size) OVERRIDE;
-
-  // net::StreamSocket implementation.
-  virtual int Connect(const net::CompletionCallback& callback) OVERRIDE;
-  virtual void Disconnect() OVERRIDE;
-  virtual bool IsConnected() const OVERRIDE;
-  virtual bool IsConnectedAndIdle() const OVERRIDE;
-  virtual int GetPeerAddress(net::AddressList* address) const OVERRIDE;
-  virtual int GetLocalAddress(net::IPEndPoint* address) const OVERRIDE;
-  virtual const net::BoundNetLog& NetLog() const OVERRIDE;
-  virtual void SetSubresourceSpeculation() OVERRIDE;
-  virtual void SetOmniboxSpeculation() OVERRIDE;
-  virtual bool WasEverUsed() const OVERRIDE;
-  virtual bool UsingTCPFastOpen() const OVERRIDE;
-  virtual int64 NumBytesRead() const OVERRIDE;
-  virtual base::TimeDelta GetConnectTimeMicros() const OVERRIDE;
-  virtual net::NextProto GetNegotiatedProtocol() const OVERRIDE;
-
- private:
-  // Callbacks for PPAPI calls.
-  void OnConnect(int result);
-  void OnNextAddress(int32_t result);
-  void OnRead(int32_t result);
-  void OnWrite(int32_t result);
-
-  int ProcessCandidates();
-
-  std::string name_;
-  Observer* observer_;
-
-  scoped_ptr<pp::Transport_Dev> transport_;
-
-  net::CompletionCallback connect_callback_;
-  bool connected_;
-
-  bool get_address_pending_;
-
-  net::CompletionCallback read_callback_;
-  scoped_refptr<net::IOBuffer> read_buffer_;
-
-  net::CompletionCallback write_callback_;
-  scoped_refptr<net::IOBuffer> write_buffer_;
-
-  net::BoundNetLog net_log_;
-
-  pp::CompletionCallbackFactory<PepperTransportSocketAdapter> callback_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(PepperTransportSocketAdapter);
-};
-
-}  // namespace protocol
-}  // namespace remoting
-
-#endif  // REMOTING_PROTOCOL_PEPPER_TRANSPORT_SOCKET_ADAPTER_H_