Extensions: Move bluetooth APIs to extensions/.

chrome/browser/extensions/api/bluetooth_socket/bluetooth_socket_event_dispatcher.cc

Index: chrome/browser/extensions/api/bluetooth_socket/bluetooth_socket_event_dispatcher.cc
diff --git a/chrome/browser/extensions/api/bluetooth_socket/bluetooth_socket_event_dispatcher.cc b/chrome/browser/extensions/api/bluetooth_socket/bluetooth_socket_event_dispatcher.cc
deleted file mode 100644
index e96d3fc2cc7b93dc5fc407b9f0d09e3eb8f22b56..0000000000000000000000000000000000000000
--- a/chrome/browser/extensions/api/bluetooth_socket/bluetooth_socket_event_dispatcher.cc
+++ /dev/null
@@ -1,372 +0,0 @@
-// Copyright 2014 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 "chrome/browser/extensions/api/bluetooth_socket/bluetooth_socket_event_dispatcher.h"
-
-#include "chrome/browser/browser_process.h"
-#include "chrome/browser/extensions/api/bluetooth_socket/bluetooth_api_socket.h"
-#include "chrome/common/extensions/api/bluetooth_socket.h"
-#include "device/bluetooth/bluetooth_device.h"
-#include "device/bluetooth/bluetooth_socket.h"
-#include "extensions/browser/event_router.h"
-#include "net/base/io_buffer.h"
-#include "net/base/net_errors.h"
-
-namespace {
-
-namespace bluetooth_socket = extensions::api::bluetooth_socket;
-using extensions::BluetoothApiSocket;
-
-int kDefaultBufferSize = 4096;
-
-bluetooth_socket::ReceiveError MapReceiveErrorReason(
-    BluetoothApiSocket::ErrorReason value) {
-  switch (value) {
-    case BluetoothApiSocket::kDisconnected:
-      return bluetooth_socket::RECEIVE_ERROR_DISCONNECTED;
-    case BluetoothApiSocket::kNotConnected:
-    // kNotConnected is impossible since a socket has to be connected to be
-    // able to call Receive() on it.
-    // fallthrough
-    case BluetoothApiSocket::kIOPending:
-    // kIOPending is not relevant to apps, as BluetoothSocketEventDispatcher
-    // handles this specific error.
-    // fallthrough
-    default:
-      return bluetooth_socket::RECEIVE_ERROR_SYSTEM_ERROR;
-  }
-}
-
-bluetooth_socket::AcceptError MapAcceptErrorReason(
-    BluetoothApiSocket::ErrorReason value) {
-  // TODO(keybuk): All values are system error, we may want to seperate these
-  // out to more discrete reasons.
-  switch (value) {
-    case BluetoothApiSocket::kNotListening:
-    // kNotListening is impossible since a socket has to be listening to be
-    // able to call Accept() on it.
-    // fallthrough
-    default:
-      return bluetooth_socket::ACCEPT_ERROR_SYSTEM_ERROR;
-  }
-}
-
-}  // namespace
-
-namespace extensions {
-namespace api {
-
-using content::BrowserThread;
-
-static base::LazyInstance<
-    BrowserContextKeyedAPIFactory<BluetoothSocketEventDispatcher> > g_factory =
-    LAZY_INSTANCE_INITIALIZER;
-
-// static
-BrowserContextKeyedAPIFactory<BluetoothSocketEventDispatcher>*
-BluetoothSocketEventDispatcher::GetFactoryInstance() {
-  return g_factory.Pointer();
-}
-
-// static
-BluetoothSocketEventDispatcher* BluetoothSocketEventDispatcher::Get(
-    content::BrowserContext* context) {
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-
-  return BrowserContextKeyedAPIFactory<BluetoothSocketEventDispatcher>::Get(
-      context);
-}
-
-BluetoothSocketEventDispatcher::BluetoothSocketEventDispatcher(
-    content::BrowserContext* context)
-    : thread_id_(BluetoothApiSocket::kThreadId),
-      browser_context_(context) {
-  ApiResourceManager<BluetoothApiSocket>* manager =
-      ApiResourceManager<BluetoothApiSocket>::Get(browser_context_);
-  DCHECK(manager)
-      << "There is no socket manager. "
-         "If this assertion is failing during a test, then it is likely that "
-         "TestExtensionSystem is failing to provide an instance of "
-         "ApiResourceManager<BluetoothApiSocket>.";
-  sockets_ = manager->data_;
-}
-
-BluetoothSocketEventDispatcher::~BluetoothSocketEventDispatcher() {}
-
-BluetoothSocketEventDispatcher::SocketParams::SocketParams() {}
-
-BluetoothSocketEventDispatcher::SocketParams::~SocketParams() {}
-
-void BluetoothSocketEventDispatcher::OnSocketConnect(
-    const std::string& extension_id,
-    int socket_id) {
-  DCHECK(BrowserThread::CurrentlyOn(thread_id_));
-
-  SocketParams params;
-  params.thread_id = thread_id_;
-  params.browser_context_id = browser_context_;
-  params.extension_id = extension_id;
-  params.sockets = sockets_;
-  params.socket_id = socket_id;
-
-  StartReceive(params);
-}
-
-void BluetoothSocketEventDispatcher::OnSocketListen(
-    const std::string& extension_id,
-    int socket_id) {
-  DCHECK(BrowserThread::CurrentlyOn(thread_id_));
-
-  SocketParams params;
-  params.thread_id = thread_id_;
-  params.browser_context_id = browser_context_;
-  params.extension_id = extension_id;
-  params.sockets = sockets_;
-  params.socket_id = socket_id;
-
-  StartAccept(params);
-}
-
-void BluetoothSocketEventDispatcher::OnSocketResume(
-    const std::string& extension_id,
-    int socket_id) {
-  DCHECK(BrowserThread::CurrentlyOn(thread_id_));
-
-  SocketParams params;
-  params.thread_id = thread_id_;
-  params.browser_context_id = browser_context_;
-  params.extension_id = extension_id;
-  params.sockets = sockets_;
-  params.socket_id = socket_id;
-
-  BluetoothApiSocket* socket =
-      params.sockets->Get(params.extension_id, params.socket_id);
-  if (!socket) {
-    // This can happen if the socket is closed while our callback is active.
-    return;
-  }
-
-  if (socket->IsConnected()) {
-    StartReceive(params);
-  } else {
-    StartAccept(params);
-  }
-}
-
-// static
-void BluetoothSocketEventDispatcher::StartReceive(const SocketParams& params) {
-  DCHECK(BrowserThread::CurrentlyOn(params.thread_id));
-
-  BluetoothApiSocket* socket =
-      params.sockets->Get(params.extension_id, params.socket_id);
-  if (!socket) {
-    // This can happen if the socket is closed while our callback is active.
-    return;
-  }
-  DCHECK(params.extension_id == socket->owner_extension_id())
-      << "Socket has wrong owner.";
-
-  // Don't start another read if the socket has been paused.
-  if (socket->paused())
-    return;
-
-  int buffer_size = socket->buffer_size();
-  if (buffer_size <= 0)
-    buffer_size = kDefaultBufferSize;
-  socket->Receive(
-      buffer_size,
-      base::Bind(
-          &BluetoothSocketEventDispatcher::ReceiveCallback, params),
-      base::Bind(
-          &BluetoothSocketEventDispatcher::ReceiveErrorCallback, params));
-}
-
-// static
-void BluetoothSocketEventDispatcher::ReceiveCallback(
-    const SocketParams& params,
-    int bytes_read,
-    scoped_refptr<net::IOBuffer> io_buffer) {
-  DCHECK(BrowserThread::CurrentlyOn(params.thread_id));
-
-  // Dispatch "onReceive" event.
-  bluetooth_socket::ReceiveInfo receive_info;
-  receive_info.socket_id = params.socket_id;
-  receive_info.data = std::string(io_buffer->data(), bytes_read);
-  scoped_ptr<base::ListValue> args =
-      bluetooth_socket::OnReceive::Create(receive_info);
-  scoped_ptr<Event> event(
-      new Event(bluetooth_socket::OnReceive::kEventName, args.Pass()));
-  PostEvent(params, event.Pass());
-
-  // Post a task to delay the read until the socket is available, as
-  // calling StartReceive at this point would error with ERR_IO_PENDING.
-  BrowserThread::PostTask(
-      params.thread_id,
-      FROM_HERE,
-      base::Bind(&BluetoothSocketEventDispatcher::StartReceive, params));
-}
-
-// static
-void BluetoothSocketEventDispatcher::ReceiveErrorCallback(
-    const SocketParams& params,
-    BluetoothApiSocket::ErrorReason error_reason,
-    const std::string& error) {
-  DCHECK(BrowserThread::CurrentlyOn(params.thread_id));
-
-  if (error_reason == BluetoothApiSocket::kIOPending) {
-    // This happens when resuming a socket which already had an active "read"
-    // callback. We can safely ignore this error, as the application should not
-    // care.
-    return;
-  }
-
-  // Dispatch "onReceiveError" event but don't start another read to avoid
-  // potential infinite reads if we have a persistent network error.
-  bluetooth_socket::ReceiveErrorInfo receive_error_info;
-  receive_error_info.socket_id = params.socket_id;
-  receive_error_info.error_message = error;
-  receive_error_info.error = MapReceiveErrorReason(error_reason);
-  scoped_ptr<base::ListValue> args =
-      bluetooth_socket::OnReceiveError::Create(receive_error_info);
-  scoped_ptr<Event> event(
-      new Event(bluetooth_socket::OnReceiveError::kEventName, args.Pass()));
-  PostEvent(params, event.Pass());
-
-  // Since we got an error, the socket is now "paused" until the application
-  // "resumes" it.
-  BluetoothApiSocket* socket =
-      params.sockets->Get(params.extension_id, params.socket_id);
-  if (socket) {
-    socket->set_paused(true);
-  }
-}
-
-// static
-void BluetoothSocketEventDispatcher::StartAccept(const SocketParams& params) {
-  DCHECK(BrowserThread::CurrentlyOn(params.thread_id));
-
-  BluetoothApiSocket* socket =
-      params.sockets->Get(params.extension_id, params.socket_id);
-  if (!socket) {
-    // This can happen if the socket is closed while our callback is active.
-    return;
-  }
-  DCHECK(params.extension_id == socket->owner_extension_id())
-      << "Socket has wrong owner.";
-
-  // Don't start another accept if the socket has been paused.
-  if (socket->paused())
-    return;
-
-  socket->Accept(
-      base::Bind(
-          &BluetoothSocketEventDispatcher::AcceptCallback, params),
-      base::Bind(
-          &BluetoothSocketEventDispatcher::AcceptErrorCallback, params));
-}
-
-// static
-void BluetoothSocketEventDispatcher::AcceptCallback(
-    const SocketParams& params,
-    const device::BluetoothDevice* device,
-    scoped_refptr<device::BluetoothSocket> socket) {
-  DCHECK(BrowserThread::CurrentlyOn(params.thread_id));
-
-  BluetoothApiSocket* server_api_socket =
-      params.sockets->Get(params.extension_id, params.socket_id);
-  DCHECK(server_api_socket);
-
-  BluetoothApiSocket* client_api_socket = new BluetoothApiSocket(
-      params.extension_id,
-      socket,
-      device->GetAddress(),
-      server_api_socket->uuid());
-  int client_socket_id = params.sockets->Add(client_api_socket);
-
-  // Dispatch "onAccept" event.
-  bluetooth_socket::AcceptInfo accept_info;
-  accept_info.socket_id = params.socket_id;
-  accept_info.client_socket_id = client_socket_id;
-  scoped_ptr<base::ListValue> args =
-      bluetooth_socket::OnAccept::Create(accept_info);
-  scoped_ptr<Event> event(
-      new Event(bluetooth_socket::OnAccept::kEventName, args.Pass()));
-  PostEvent(params, event.Pass());
-
-  // Post a task to delay the accept until the socket is available, as
-  // calling StartAccept at this point would error with ERR_IO_PENDING.
-  BrowserThread::PostTask(
-      params.thread_id,
-      FROM_HERE,
-      base::Bind(&BluetoothSocketEventDispatcher::StartAccept, params));
-}
-
-// static
-void BluetoothSocketEventDispatcher::AcceptErrorCallback(
-    const SocketParams& params,
-    BluetoothApiSocket::ErrorReason error_reason,
-    const std::string& error) {
-  DCHECK(BrowserThread::CurrentlyOn(params.thread_id));
-
-  if (error_reason == BluetoothApiSocket::kIOPending) {
-    // This happens when resuming a socket which already had an active "accept"
-    // callback. We can safely ignore this error, as the application should not
-    // care.
-    return;
-  }
-
-  // Dispatch "onAcceptError" event but don't start another accept to avoid
-  // potential infinite accepts if we have a persistent network error.
-  bluetooth_socket::AcceptErrorInfo accept_error_info;
-  accept_error_info.socket_id = params.socket_id;
-  accept_error_info.error_message = error;
-  accept_error_info.error = MapAcceptErrorReason(error_reason);
-  scoped_ptr<base::ListValue> args =
-      bluetooth_socket::OnAcceptError::Create(accept_error_info);
-  scoped_ptr<Event> event(
-      new Event(bluetooth_socket::OnAcceptError::kEventName, args.Pass()));
-  PostEvent(params, event.Pass());
-
-  // Since we got an error, the socket is now "paused" until the application
-  // "resumes" it.
-  BluetoothApiSocket* socket =
-      params.sockets->Get(params.extension_id, params.socket_id);
-  if (socket) {
-    socket->set_paused(true);
-  }
-}
-
-// static
-void BluetoothSocketEventDispatcher::PostEvent(const SocketParams& params,
-                                               scoped_ptr<Event> event) {
-  DCHECK(BrowserThread::CurrentlyOn(params.thread_id));
-
-  BrowserThread::PostTask(
-      BrowserThread::UI,
-      FROM_HERE,
-      base::Bind(&DispatchEvent,
-                 params.browser_context_id,
-                 params.extension_id,
-                 base::Passed(event.Pass())));
-}
-
-// static
-void BluetoothSocketEventDispatcher::DispatchEvent(
-    void* browser_context_id,
-    const std::string& extension_id,
-    scoped_ptr<Event> event) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  content::BrowserContext* context =
-      reinterpret_cast<content::BrowserContext*>(browser_context_id);
-  if (!extensions::ExtensionsBrowserClient::Get()->IsValidContext(context))
-    return;
-
-  EventRouter* router = EventRouter::Get(context);
-  if (router)
-    router->DispatchEventToExtension(extension_id, event.Pass());
-}
-
-}  // namespace api
-}  // namespace extensions