mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-06 00:55:37 +00:00
bdab8163ef
This patch converts the Bluedroid backend to use the wrapper classes. The affected interfaces are Core, Sockets, Handsfree, A2DP, and AVRCP.
1118 lines
30 KiB
C++
1118 lines
30 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "base/basictypes.h"
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#include "BluetoothA2dpManager.h"
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#include <hardware/bluetooth.h>
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#include <hardware/bt_av.h>
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#if ANDROID_VERSION > 17
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#include <hardware/bt_rc.h>
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#endif
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#include "BluetoothCommon.h"
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#include "BluetoothService.h"
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#include "BluetoothSocket.h"
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#include "BluetoothUtils.h"
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#include "mozilla/dom/bluetooth/BluetoothTypes.h"
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#include "mozilla/Services.h"
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#include "mozilla/StaticPtr.h"
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#include "MainThreadUtils.h"
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#include "nsIObserverService.h"
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#include "nsThreadUtils.h"
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using namespace mozilla;
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USING_BLUETOOTH_NAMESPACE
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// AVRC_ID op code follows bluedroid avrc_defs.h
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#define AVRC_ID_REWIND 0x48
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#define AVRC_ID_FAST_FOR 0x49
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#define AVRC_KEY_PRESS_STATE 1
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#define AVRC_KEY_RELEASE_STATE 0
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namespace {
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StaticRefPtr<BluetoothA2dpManager> sBluetoothA2dpManager;
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bool sInShutdown = false;
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static BluetoothA2dpInterface* sBtA2dpInterface;
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#if ANDROID_VERSION > 17
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static BluetoothAvrcpInterface* sBtAvrcpInterface;
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#endif
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} // anonymous namespace
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class SinkPropertyChangedHandler : public nsRunnable
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{
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public:
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SinkPropertyChangedHandler(const BluetoothSignal& aSignal)
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: mSignal(aSignal)
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{
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}
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NS_IMETHOD
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Run()
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{
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MOZ_ASSERT(NS_IsMainThread());
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BluetoothA2dpManager* a2dp = BluetoothA2dpManager::Get();
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NS_ENSURE_TRUE(a2dp, NS_ERROR_FAILURE);
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a2dp->HandleSinkPropertyChanged(mSignal);
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return NS_OK;
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}
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private:
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BluetoothSignal mSignal;
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};
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class RequestPlayStatusTask : public nsRunnable
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{
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public:
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RequestPlayStatusTask()
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{
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MOZ_ASSERT(!NS_IsMainThread());
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}
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nsresult Run()
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{
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MOZ_ASSERT(NS_IsMainThread());
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BluetoothSignal signal(NS_LITERAL_STRING(REQUEST_MEDIA_PLAYSTATUS_ID),
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NS_LITERAL_STRING(KEY_ADAPTER),
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InfallibleTArray<BluetoothNamedValue>());
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BluetoothService* bs = BluetoothService::Get();
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NS_ENSURE_TRUE(bs, NS_ERROR_FAILURE);
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bs->DistributeSignal(signal);
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return NS_OK;
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}
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};
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#if ANDROID_VERSION > 17
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class UpdateRegisterNotificationTask : public nsRunnable
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{
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public:
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UpdateRegisterNotificationTask(btrc_event_id_t aEventId, uint32_t aParam)
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: mEventId(aEventId)
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, mParam(aParam)
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{
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MOZ_ASSERT(!NS_IsMainThread());
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}
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nsresult Run()
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{
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MOZ_ASSERT(NS_IsMainThread());
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BluetoothA2dpManager* a2dp = BluetoothA2dpManager::Get();
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NS_ENSURE_TRUE(a2dp, NS_OK);
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a2dp->UpdateRegisterNotification(mEventId, mParam);
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return NS_OK;
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}
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private:
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btrc_event_id_t mEventId;
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uint32_t mParam;
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};
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/*
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* This function maps attribute id and returns corresponding values
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* Attribute id refers to btrc_media_attr_t in bt_rc.h
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*/
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static void
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ConvertAttributeString(int aAttrId, nsAString& aAttrStr)
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{
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BluetoothA2dpManager* a2dp = BluetoothA2dpManager::Get();
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NS_ENSURE_TRUE_VOID(a2dp);
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switch (aAttrId) {
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case BTRC_MEDIA_ATTR_TITLE:
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a2dp->GetTitle(aAttrStr);
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break;
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case BTRC_MEDIA_ATTR_ARTIST:
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a2dp->GetArtist(aAttrStr);
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break;
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case BTRC_MEDIA_ATTR_ALBUM:
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a2dp->GetAlbum(aAttrStr);
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break;
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case BTRC_MEDIA_ATTR_TRACK_NUM:
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aAttrStr.AppendInt(a2dp->GetMediaNumber());
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break;
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case BTRC_MEDIA_ATTR_NUM_TRACKS:
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aAttrStr.AppendInt(a2dp->GetTotalMediaNumber());
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break;
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case BTRC_MEDIA_ATTR_GENRE:
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// TODO: we currently don't support genre from music player
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aAttrStr.Truncate();
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break;
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case BTRC_MEDIA_ATTR_PLAYING_TIME:
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aAttrStr.AppendInt(a2dp->GetDuration());
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break;
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}
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}
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class UpdateElementAttrsTask : public nsRunnable
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{
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public:
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UpdateElementAttrsTask(uint8_t aNumAttr, btrc_media_attr_t* aPlayerAttrs)
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: mNumAttr(aNumAttr)
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, mPlayerAttrs(aPlayerAttrs)
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{
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MOZ_ASSERT(!NS_IsMainThread());
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}
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nsresult Run()
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{
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MOZ_ASSERT(NS_IsMainThread());
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btrc_element_attr_val_t* attrs = new btrc_element_attr_val_t[mNumAttr];
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for (int i = 0; i < mNumAttr; i++) {
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nsAutoString attrText;
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attrs[i].attr_id = mPlayerAttrs[i];
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ConvertAttributeString(mPlayerAttrs[i], attrText);
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strcpy((char *)attrs[i].text, NS_ConvertUTF16toUTF8(attrText).get());
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}
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NS_ENSURE_TRUE(sBtAvrcpInterface, NS_OK);
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sBtAvrcpInterface->GetElementAttrRsp(mNumAttr, attrs);
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return NS_OK;
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}
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private:
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uint8_t mNumAttr;
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btrc_media_attr_t* mPlayerAttrs;
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};
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class UpdatePassthroughCmdTask : public nsRunnable
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{
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public:
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UpdatePassthroughCmdTask(const nsAString& aName)
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: mName(aName)
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{
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MOZ_ASSERT(!NS_IsMainThread());
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}
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nsresult Run()
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{
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MOZ_ASSERT(NS_IsMainThread());
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NS_NAMED_LITERAL_STRING(type, "media-button");
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BroadcastSystemMessage(type, BluetoothValue(mName));
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return NS_OK;
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}
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private:
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nsString mName;
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};
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#endif
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NS_IMETHODIMP
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BluetoothA2dpManager::Observe(nsISupports* aSubject,
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const char* aTopic,
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const char16_t* aData)
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{
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MOZ_ASSERT(sBluetoothA2dpManager);
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if (!strcmp(aTopic, NS_XPCOM_SHUTDOWN_OBSERVER_ID)) {
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HandleShutdown();
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return NS_OK;
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}
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MOZ_ASSERT(false, "BluetoothA2dpManager got unexpected topic!");
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return NS_ERROR_UNEXPECTED;
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}
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BluetoothA2dpManager::BluetoothA2dpManager()
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{
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Reset();
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}
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void
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BluetoothA2dpManager::Reset()
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{
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ResetA2dp();
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ResetAvrcp();
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}
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static void
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AvStatusToSinkString(btav_connection_state_t aStatus, nsAString& aState)
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{
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nsAutoString state;
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if (aStatus == BTAV_CONNECTION_STATE_DISCONNECTED) {
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aState = NS_LITERAL_STRING("disconnected");
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} else if (aStatus == BTAV_CONNECTION_STATE_CONNECTING) {
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aState = NS_LITERAL_STRING("connecting");
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} else if (aStatus == BTAV_CONNECTION_STATE_CONNECTED) {
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aState = NS_LITERAL_STRING("connected");
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} else if (aStatus == BTAV_CONNECTION_STATE_DISCONNECTING) {
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aState = NS_LITERAL_STRING("disconnecting");
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} else {
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BT_WARNING("Unknown sink state");
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}
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}
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static void
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A2dpConnectionStateCallback(btav_connection_state_t aState,
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bt_bdaddr_t* aBdAddress)
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{
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MOZ_ASSERT(!NS_IsMainThread());
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nsString remoteDeviceBdAddress;
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BdAddressTypeToString(aBdAddress, remoteDeviceBdAddress);
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nsString a2dpState;
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AvStatusToSinkString(aState, a2dpState);
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InfallibleTArray<BluetoothNamedValue> props;
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BT_APPEND_NAMED_VALUE(props, "State", a2dpState);
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BluetoothSignal signal(NS_LITERAL_STRING("AudioSink"),
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remoteDeviceBdAddress, props);
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NS_DispatchToMainThread(new SinkPropertyChangedHandler(signal));
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}
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static void
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A2dpAudioStateCallback(btav_audio_state_t aState,
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bt_bdaddr_t* aBdAddress)
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{
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MOZ_ASSERT(!NS_IsMainThread());
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nsString remoteDeviceBdAddress;
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BdAddressTypeToString(aBdAddress, remoteDeviceBdAddress);
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nsString a2dpState;
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if (aState == BTAV_AUDIO_STATE_STARTED) {
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a2dpState = NS_LITERAL_STRING("playing");
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} else if (aState == BTAV_AUDIO_STATE_STOPPED) {
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// for avdtp state stop stream
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a2dpState = NS_LITERAL_STRING("connected");
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} else if (aState == BTAV_AUDIO_STATE_REMOTE_SUSPEND) {
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// for avdtp state suspend stream from remote side
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a2dpState = NS_LITERAL_STRING("connected");
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}
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InfallibleTArray<BluetoothNamedValue> props;
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BT_APPEND_NAMED_VALUE(props, "State", a2dpState);
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BluetoothSignal signal(NS_LITERAL_STRING("AudioSink"),
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remoteDeviceBdAddress, props);
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NS_DispatchToMainThread(new SinkPropertyChangedHandler(signal));
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}
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#if ANDROID_VERSION > 17
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/*
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* Avrcp 1.3 callbacks
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*/
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/*
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* This function is to request Gaia player application to update
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* current play status.
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* Callback for play status request
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*/
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static void
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AvrcpGetPlayStatusCallback()
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{
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MOZ_ASSERT(!NS_IsMainThread());
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NS_DispatchToMainThread(new RequestPlayStatusTask());
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}
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/*
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* This function is trying to get element attributes, which request from CT
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* Unlike BlueZ only calls UpdateMetaData, bluedroid does not cache meta data
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* information, but instead uses callback AvrcpGetElementAttrCallback and
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* call get_element_attr_rsp() to reply request.
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*
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* Callback to fetch the get element attributes of the current song
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* aNumAttr: It represents the number of attributes requested in aPlayerAttrs
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* aPlayerAttrs: It represents Attribute Ids
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*/
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static void
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AvrcpGetElementAttrCallback(uint8_t aNumAttr, btrc_media_attr_t* aPlayerAttrs)
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{
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MOZ_ASSERT(!NS_IsMainThread());
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NS_DispatchToMainThread(new UpdateElementAttrsTask(aNumAttr, aPlayerAttrs));
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}
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/*
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* Callback for register notification (Play state change/track change/...)
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* To reply RegisterNotification INTERIM response
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* See AVRCP 1.3 Spec 25.2
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* aParam: It only valids if event_id is BTRC_EVT_PLAY_POS_CHANGED,
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* which is playback interval time
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*/
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static void
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AvrcpRegisterNotificationCallback(btrc_event_id_t aEventId, uint32_t aParam)
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{
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MOZ_ASSERT(!NS_IsMainThread());
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NS_DispatchToMainThread(new UpdateRegisterNotificationTask(aEventId, aParam));
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}
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/*
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* Player application settings is optional for Avrcp 1.3
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* B2G 1.3 currently does not support Player application setting
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* related functions. Support Player Setting in the future version
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*/
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static void
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AvrcpListPlayerAppAttributeCallback()
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{
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MOZ_ASSERT(!NS_IsMainThread());
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// TODO: Support avrcp application setting related functions
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}
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static void
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AvrcpListPlayerAppValuesCallback(btrc_player_attr_t aAttrId)
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{
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MOZ_ASSERT(!NS_IsMainThread());
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// TODO: Support avrcp application setting related functions
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}
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static void
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AvrcpGetPlayerAppValueCallback(uint8_t aNumAttr,
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btrc_player_attr_t* aPlayerAttrs)
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{
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MOZ_ASSERT(!NS_IsMainThread());
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// TODO: Support avrcp application setting related functions
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}
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static void
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AvrcpGetPlayerAppAttrsTextCallback(uint8_t aNumAttr,
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btrc_player_attr_t* PlayerAttrs)
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{
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MOZ_ASSERT(!NS_IsMainThread());
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// TODO: Support avrcp application setting related functions
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}
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static void
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AvrcpGetPlayerAppValuesTextCallback(uint8_t aAttrId, uint8_t aNumVal,
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uint8_t* PlayerVals)
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{
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MOZ_ASSERT(!NS_IsMainThread());
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// TODO: Support avrcp application setting related functions
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}
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static void
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AvrcpSetPlayerAppValueCallback(btrc_player_settings_t* aPlayerVals)
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{
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MOZ_ASSERT(!NS_IsMainThread());
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// TODO: Support avrcp application setting related functions
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}
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#endif
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#if ANDROID_VERSION > 18
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/*
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* This callback function is to get CT features from Feature Bit Mask.
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* If Advanced Control Player bit is set, CT supports
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* volume sync (absolute volume feature). If Browsing bit is set, Avrcp 1.4
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* Browse feature will be supported
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*/
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static void
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AvrcpRemoteFeaturesCallback(bt_bdaddr_t* aBdAddress,
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btrc_remote_features_t aFeatures)
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{
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// TODO: Support avrcp 1.4 absolute volume/browse
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}
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/*
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* This callback function is to get notification that volume changed on the
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* remote car kit (if it supports Avrcp 1.4), not notification from phone.
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*/
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static void
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AvrcpRemoteVolumeChangedCallback(uint8_t aVolume, uint8_t aCType)
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{
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// TODO: Support avrcp 1.4 absolute volume/browse
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}
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/*
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* This callback function is to handle passthrough commands.
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*/
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static void
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AvrcpPassThroughCallback(int aId, int aKeyState)
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{
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// Fast-forward and rewind key events won't be generated from bluedroid
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// stack after ANDROID_VERSION > 18, but via passthrough callback.
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nsAutoString name;
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NS_ENSURE_TRUE_VOID(aKeyState == AVRC_KEY_PRESS_STATE ||
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aKeyState == AVRC_KEY_RELEASE_STATE);
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switch (aId) {
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case AVRC_ID_FAST_FOR:
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if (aKeyState == AVRC_KEY_PRESS_STATE) {
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name.AssignLiteral("media-fast-forward-button-press");
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} else {
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name.AssignLiteral("media-fast-forward-button-release");
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}
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break;
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case AVRC_ID_REWIND:
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if (aKeyState == AVRC_KEY_PRESS_STATE) {
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name.AssignLiteral("media-rewind-button-press");
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} else {
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name.AssignLiteral("media-rewind-button-release");
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}
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break;
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default:
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BT_WARNING("Unable to handle the unknown PassThrough command %d", aId);
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break;
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}
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if (!name.IsEmpty()) {
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NS_DispatchToMainThread(new UpdatePassthroughCmdTask(name));
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}
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}
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#endif
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static btav_callbacks_t sBtA2dpCallbacks = {
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sizeof(sBtA2dpCallbacks),
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A2dpConnectionStateCallback,
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A2dpAudioStateCallback
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};
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#if ANDROID_VERSION > 17
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static btrc_callbacks_t sBtAvrcpCallbacks = {
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sizeof(sBtAvrcpCallbacks),
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#if ANDROID_VERSION > 18
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AvrcpRemoteFeaturesCallback,
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#endif
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AvrcpGetPlayStatusCallback,
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AvrcpListPlayerAppAttributeCallback,
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AvrcpListPlayerAppValuesCallback,
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AvrcpGetPlayerAppValueCallback,
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AvrcpGetPlayerAppAttrsTextCallback,
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AvrcpGetPlayerAppValuesTextCallback,
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AvrcpSetPlayerAppValueCallback,
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AvrcpGetElementAttrCallback,
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AvrcpRegisterNotificationCallback,
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#if ANDROID_VERSION > 18
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AvrcpRemoteVolumeChangedCallback,
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AvrcpPassThroughCallback
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#endif
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};
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#endif
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/*
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* This function will be only called when Bluetooth is turning on.
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* It is important to register a2dp callbacks before enable() gets called.
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* It is required to register a2dp callbacks before a2dp media task
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* starts up.
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*/
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// static
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void
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BluetoothA2dpManager::InitA2dpInterface()
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{
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BluetoothInterface* btInf = BluetoothInterface::GetInstance();
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NS_ENSURE_TRUE_VOID(btInf);
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sBtA2dpInterface = btInf->GetBluetoothA2dpInterface();
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NS_ENSURE_TRUE_VOID(sBtA2dpInterface);
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int ret = sBtA2dpInterface->Init(&sBtA2dpCallbacks);
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if (ret != BT_STATUS_SUCCESS) {
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BT_LOGR("Warning: failed to init a2dp module");
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}
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#if ANDROID_VERSION > 17
|
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sBtAvrcpInterface = btInf->GetBluetoothAvrcpInterface();
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NS_ENSURE_TRUE_VOID(sBtAvrcpInterface);
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ret = sBtAvrcpInterface->Init(&sBtAvrcpCallbacks);
|
|
if (ret != BT_STATUS_SUCCESS) {
|
|
BT_LOGR("Warning: failed to init avrcp module");
|
|
}
|
|
#endif
|
|
}
|
|
|
|
BluetoothA2dpManager::~BluetoothA2dpManager()
|
|
{
|
|
nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
|
|
NS_ENSURE_TRUE_VOID(obs);
|
|
if (NS_FAILED(obs->RemoveObserver(this, NS_XPCOM_SHUTDOWN_OBSERVER_ID))) {
|
|
BT_WARNING("Failed to remove shutdown observer!");
|
|
}
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::ResetA2dp()
|
|
{
|
|
mA2dpConnected = false;
|
|
mSinkState = SinkState::SINK_DISCONNECTED;
|
|
mController = nullptr;
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::ResetAvrcp()
|
|
{
|
|
mAvrcpConnected = false;
|
|
mDuration = 0;
|
|
mMediaNumber = 0;
|
|
mTotalMediaCount = 0;
|
|
mPosition = 0;
|
|
mPlayStatus = ControlPlayStatus::PLAYSTATUS_UNKNOWN;
|
|
}
|
|
|
|
/*
|
|
* Static functions
|
|
*/
|
|
|
|
static BluetoothA2dpManager::SinkState
|
|
StatusStringToSinkState(const nsAString& aStatus)
|
|
{
|
|
BluetoothA2dpManager::SinkState state =
|
|
BluetoothA2dpManager::SinkState::SINK_UNKNOWN;
|
|
if (aStatus.EqualsLiteral("disconnected")) {
|
|
state = BluetoothA2dpManager::SinkState::SINK_DISCONNECTED;
|
|
} else if (aStatus.EqualsLiteral("connecting")) {
|
|
state = BluetoothA2dpManager::SinkState::SINK_CONNECTING;
|
|
} else if (aStatus.EqualsLiteral("connected")) {
|
|
state = BluetoothA2dpManager::SinkState::SINK_CONNECTED;
|
|
} else if (aStatus.EqualsLiteral("playing")) {
|
|
state = BluetoothA2dpManager::SinkState::SINK_PLAYING;
|
|
} else {
|
|
BT_WARNING("Unknown sink state");
|
|
}
|
|
return state;
|
|
}
|
|
|
|
//static
|
|
BluetoothA2dpManager*
|
|
BluetoothA2dpManager::Get()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
// If sBluetoothA2dpManager already exists, exit early
|
|
if (sBluetoothA2dpManager) {
|
|
return sBluetoothA2dpManager;
|
|
}
|
|
|
|
// If we're in shutdown, don't create a new instance
|
|
NS_ENSURE_FALSE(sInShutdown, nullptr);
|
|
|
|
// Create a new instance, register, and return
|
|
BluetoothA2dpManager* manager = new BluetoothA2dpManager();
|
|
sBluetoothA2dpManager = manager;
|
|
return sBluetoothA2dpManager;
|
|
}
|
|
|
|
// static
|
|
void
|
|
BluetoothA2dpManager::DeinitA2dpInterface()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
if (sBtA2dpInterface) {
|
|
sBtA2dpInterface->Cleanup();
|
|
sBtA2dpInterface = nullptr;
|
|
}
|
|
#if ANDROID_VERSION > 17
|
|
if (sBtAvrcpInterface) {
|
|
sBtAvrcpInterface->Cleanup();
|
|
sBtAvrcpInterface = nullptr;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::HandleShutdown()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
sInShutdown = true;
|
|
Disconnect(nullptr);
|
|
sBluetoothA2dpManager = nullptr;
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::Connect(const nsAString& aDeviceAddress,
|
|
BluetoothProfileController* aController)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(!aDeviceAddress.IsEmpty());
|
|
MOZ_ASSERT(aController);
|
|
|
|
BluetoothService* bs = BluetoothService::Get();
|
|
if (!bs || sInShutdown) {
|
|
aController->NotifyCompletion(NS_LITERAL_STRING(ERR_NO_AVAILABLE_RESOURCE));
|
|
return;
|
|
}
|
|
|
|
if (mA2dpConnected) {
|
|
aController->NotifyCompletion(NS_LITERAL_STRING(ERR_ALREADY_CONNECTED));
|
|
return;
|
|
}
|
|
|
|
mDeviceAddress = aDeviceAddress;
|
|
mController = aController;
|
|
|
|
if (!sBtA2dpInterface) {
|
|
BT_LOGR("sBluetoothA2dpInterface is null");
|
|
aController->NotifyCompletion(NS_LITERAL_STRING(ERR_NO_AVAILABLE_RESOURCE));
|
|
return;
|
|
}
|
|
|
|
bt_bdaddr_t remoteAddress;
|
|
StringToBdAddressType(aDeviceAddress, &remoteAddress);
|
|
|
|
bt_status_t result = sBtA2dpInterface->Connect(&remoteAddress);
|
|
if (BT_STATUS_SUCCESS != result) {
|
|
BT_LOGR("Failed to connect: %x", result);
|
|
aController->NotifyCompletion(NS_LITERAL_STRING(ERR_CONNECTION_FAILED));
|
|
return;
|
|
}
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::Disconnect(BluetoothProfileController* aController)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(!mController);
|
|
|
|
BluetoothService* bs = BluetoothService::Get();
|
|
if (!bs) {
|
|
if (aController) {
|
|
aController->NotifyCompletion(NS_LITERAL_STRING(ERR_NO_AVAILABLE_RESOURCE));
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (!mA2dpConnected) {
|
|
if (aController) {
|
|
aController->NotifyCompletion(NS_LITERAL_STRING(ERR_ALREADY_DISCONNECTED));
|
|
}
|
|
return;
|
|
}
|
|
|
|
MOZ_ASSERT(!mDeviceAddress.IsEmpty());
|
|
|
|
mController = aController;
|
|
|
|
if (!sBtA2dpInterface) {
|
|
BT_LOGR("sBluetoothA2dpInterface is null");
|
|
aController->NotifyCompletion(NS_LITERAL_STRING(ERR_NO_AVAILABLE_RESOURCE));
|
|
return;
|
|
}
|
|
|
|
bt_bdaddr_t remoteAddress;
|
|
StringToBdAddressType(mDeviceAddress, &remoteAddress);
|
|
|
|
bt_status_t result = sBtA2dpInterface->Disconnect(&remoteAddress);
|
|
if (BT_STATUS_SUCCESS != result) {
|
|
BT_LOGR("Failed to disconnect: %x", result);
|
|
aController->NotifyCompletion(NS_LITERAL_STRING(ERR_DISCONNECTION_FAILED));
|
|
return;
|
|
}
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::OnConnect(const nsAString& aErrorStr)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
/**
|
|
* On the one hand, notify the controller that we've done for outbound
|
|
* connections. On the other hand, we do nothing for inbound connections.
|
|
*/
|
|
NS_ENSURE_TRUE_VOID(mController);
|
|
|
|
nsRefPtr<BluetoothProfileController> controller = mController.forget();
|
|
controller->NotifyCompletion(aErrorStr);
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::OnDisconnect(const nsAString& aErrorStr)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
/**
|
|
* On the one hand, notify the controller that we've done for outbound
|
|
* connections. On the other hand, we do nothing for inbound connections.
|
|
*/
|
|
NS_ENSURE_TRUE_VOID(mController);
|
|
|
|
nsRefPtr<BluetoothProfileController> controller = mController.forget();
|
|
controller->NotifyCompletion(aErrorStr);
|
|
|
|
Reset();
|
|
}
|
|
|
|
/* HandleSinkPropertyChanged update sink state in A2dp
|
|
*
|
|
* Possible values: "disconnected", "connecting", "connected", "playing"
|
|
*
|
|
* 1. "disconnected" -> "connecting"
|
|
* Either an incoming or outgoing connection attempt ongoing
|
|
* 2. "connecting" -> "disconnected"
|
|
* Connection attempt failed
|
|
* 3. "connecting" -> "connected"
|
|
* Successfully connected
|
|
* 4. "connected" -> "playing"
|
|
* Audio stream active
|
|
* 5. "playing" -> "connected"
|
|
* Audio stream suspended
|
|
* 6. "connected" -> "disconnected"
|
|
* "playing" -> "disconnected"
|
|
* Disconnected from local or the remote device
|
|
*/
|
|
void
|
|
BluetoothA2dpManager::HandleSinkPropertyChanged(const BluetoothSignal& aSignal)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
MOZ_ASSERT(aSignal.value().type() ==
|
|
BluetoothValue::TArrayOfBluetoothNamedValue);
|
|
|
|
const nsString& address = aSignal.path();
|
|
/**
|
|
* Update sink property only if
|
|
* - mDeviceAddress is empty (A2dp is disconnected), or
|
|
* - this property change is from the connected sink.
|
|
*/
|
|
NS_ENSURE_TRUE_VOID(mDeviceAddress.IsEmpty() ||
|
|
mDeviceAddress.Equals(address));
|
|
|
|
const InfallibleTArray<BluetoothNamedValue>& arr =
|
|
aSignal.value().get_ArrayOfBluetoothNamedValue();
|
|
MOZ_ASSERT(arr.Length() == 1);
|
|
|
|
/**
|
|
* There are three properties:
|
|
* - "State": a string
|
|
* - "Connected": a boolean value
|
|
* - "Playing": a boolean value
|
|
*
|
|
* Note that only "State" is handled in this function.
|
|
*/
|
|
|
|
const nsString& name = arr[0].name();
|
|
NS_ENSURE_TRUE_VOID(name.EqualsLiteral("State"));
|
|
|
|
const BluetoothValue& value = arr[0].value();
|
|
MOZ_ASSERT(value.type() == BluetoothValue::TnsString);
|
|
SinkState newState = StatusStringToSinkState(value.get_nsString());
|
|
NS_ENSURE_TRUE_VOID((newState != SinkState::SINK_UNKNOWN) &&
|
|
(newState != mSinkState));
|
|
|
|
SinkState prevState = mSinkState;
|
|
mSinkState = newState;
|
|
|
|
switch(mSinkState) {
|
|
case SinkState::SINK_CONNECTING:
|
|
// case 1: Either an incoming or outgoing connection attempt ongoing
|
|
MOZ_ASSERT(prevState == SinkState::SINK_DISCONNECTED);
|
|
break;
|
|
case SinkState::SINK_PLAYING:
|
|
// case 4: Audio stream active
|
|
MOZ_ASSERT(prevState == SinkState::SINK_CONNECTED);
|
|
break;
|
|
case SinkState::SINK_CONNECTED:
|
|
// case 5: Audio stream suspended
|
|
if (prevState == SinkState::SINK_PLAYING ||
|
|
prevState == SinkState::SINK_CONNECTED) {
|
|
break;
|
|
}
|
|
|
|
// case 3: Successfully connected
|
|
mA2dpConnected = true;
|
|
mDeviceAddress = address;
|
|
NotifyConnectionStatusChanged();
|
|
|
|
OnConnect(EmptyString());
|
|
break;
|
|
case SinkState::SINK_DISCONNECTED:
|
|
// case 2: Connection attempt failed
|
|
if (prevState == SinkState::SINK_CONNECTING) {
|
|
OnConnect(NS_LITERAL_STRING(ERR_CONNECTION_FAILED));
|
|
break;
|
|
}
|
|
|
|
// case 6: Disconnected from the remote device
|
|
MOZ_ASSERT(prevState == SinkState::SINK_CONNECTED ||
|
|
prevState == SinkState::SINK_PLAYING) ;
|
|
|
|
mA2dpConnected = false;
|
|
NotifyConnectionStatusChanged();
|
|
mDeviceAddress.Truncate();
|
|
OnDisconnect(EmptyString());
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::NotifyConnectionStatusChanged()
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
// Notify Gecko observers
|
|
nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
|
|
NS_ENSURE_TRUE_VOID(obs);
|
|
|
|
if (NS_FAILED(obs->NotifyObservers(this,
|
|
BLUETOOTH_A2DP_STATUS_CHANGED_ID,
|
|
mDeviceAddress.get()))) {
|
|
BT_WARNING("Failed to notify bluetooth-a2dp-status-changed observsers!");
|
|
}
|
|
|
|
// Dispatch an event of status change
|
|
DispatchStatusChangedEvent(
|
|
NS_LITERAL_STRING(A2DP_STATUS_CHANGED_ID), mDeviceAddress, mA2dpConnected);
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::OnGetServiceChannel(const nsAString& aDeviceAddress,
|
|
const nsAString& aServiceUuid,
|
|
int aChannel)
|
|
{
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::OnUpdateSdpRecords(const nsAString& aDeviceAddress)
|
|
{
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::GetAddress(nsAString& aDeviceAddress)
|
|
{
|
|
aDeviceAddress = mDeviceAddress;
|
|
}
|
|
|
|
bool
|
|
BluetoothA2dpManager::IsConnected()
|
|
{
|
|
return mA2dpConnected;
|
|
}
|
|
|
|
/*
|
|
* In bluedroid stack case, there is no interface to know exactly
|
|
* avrcp connection status. All connection are managed by bluedroid stack.
|
|
*/
|
|
void
|
|
BluetoothA2dpManager::SetAvrcpConnected(bool aConnected)
|
|
{
|
|
mAvrcpConnected = aConnected;
|
|
if (!aConnected) {
|
|
ResetAvrcp();
|
|
}
|
|
}
|
|
|
|
bool
|
|
BluetoothA2dpManager::IsAvrcpConnected()
|
|
{
|
|
return mAvrcpConnected;
|
|
}
|
|
|
|
/*
|
|
* This function only updates meta data in BluetoothA2dpManager
|
|
* Send "Get Element Attributes response" in AvrcpGetElementAttrCallback
|
|
*/
|
|
void
|
|
BluetoothA2dpManager::UpdateMetaData(const nsAString& aTitle,
|
|
const nsAString& aArtist,
|
|
const nsAString& aAlbum,
|
|
uint64_t aMediaNumber,
|
|
uint64_t aTotalMediaCount,
|
|
uint32_t aDuration)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
#if ANDROID_VERSION > 17
|
|
NS_ENSURE_TRUE_VOID(sBtAvrcpInterface);
|
|
|
|
// Send track changed and position changed if track num is not the same.
|
|
// See also AVRCP 1.3 Spec 5.4.2
|
|
if (mMediaNumber != aMediaNumber &&
|
|
mTrackChangedNotifyType == BTRC_NOTIFICATION_TYPE_INTERIM) {
|
|
btrc_register_notification_t param;
|
|
// convert to network big endian format
|
|
// since track stores as uint8[8]
|
|
// 56 = 8 * (BTRC_UID_SIZE -1)
|
|
for (int i = 0; i < BTRC_UID_SIZE; ++i) {
|
|
param.track[i] = (aMediaNumber >> (56 - 8 * i));
|
|
}
|
|
mTrackChangedNotifyType = BTRC_NOTIFICATION_TYPE_CHANGED;
|
|
sBtAvrcpInterface->RegisterNotificationRsp(BTRC_EVT_TRACK_CHANGE,
|
|
BTRC_NOTIFICATION_TYPE_CHANGED,
|
|
¶m);
|
|
if (mPlayPosChangedNotifyType == BTRC_NOTIFICATION_TYPE_INTERIM) {
|
|
param.song_pos = mPosition;
|
|
// EVENT_PLAYBACK_POS_CHANGED shall be notified if changed current track
|
|
mPlayPosChangedNotifyType = BTRC_NOTIFICATION_TYPE_CHANGED;
|
|
sBtAvrcpInterface->RegisterNotificationRsp(
|
|
BTRC_EVT_PLAY_POS_CHANGED,
|
|
BTRC_NOTIFICATION_TYPE_CHANGED,
|
|
¶m);
|
|
}
|
|
}
|
|
|
|
mTitle.Assign(aTitle);
|
|
mArtist.Assign(aArtist);
|
|
mAlbum.Assign(aAlbum);
|
|
mMediaNumber = aMediaNumber;
|
|
mTotalMediaCount = aTotalMediaCount;
|
|
mDuration = aDuration;
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* This function is to reply AvrcpGetPlayStatusCallback (play-status-request)
|
|
* from media player application (Gaia side)
|
|
*/
|
|
void
|
|
BluetoothA2dpManager::UpdatePlayStatus(uint32_t aDuration,
|
|
uint32_t aPosition,
|
|
ControlPlayStatus aPlayStatus)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
#if ANDROID_VERSION > 17
|
|
NS_ENSURE_TRUE_VOID(sBtAvrcpInterface);
|
|
// always update playstatus first
|
|
sBtAvrcpInterface->GetPlayStatusRsp((btrc_play_status_t)aPlayStatus,
|
|
aDuration, aPosition);
|
|
// when play status changed, send both play status and position
|
|
if (mPlayStatus != aPlayStatus &&
|
|
mPlayStatusChangedNotifyType == BTRC_NOTIFICATION_TYPE_INTERIM) {
|
|
btrc_register_notification_t param;
|
|
param.play_status = (btrc_play_status_t)aPlayStatus;
|
|
mPlayStatusChangedNotifyType = BTRC_NOTIFICATION_TYPE_CHANGED;
|
|
sBtAvrcpInterface->RegisterNotificationRsp(BTRC_EVT_PLAY_STATUS_CHANGED,
|
|
BTRC_NOTIFICATION_TYPE_CHANGED,
|
|
¶m);
|
|
}
|
|
|
|
if (mPosition != aPosition &&
|
|
mPlayPosChangedNotifyType == BTRC_NOTIFICATION_TYPE_INTERIM) {
|
|
btrc_register_notification_t param;
|
|
param.song_pos = aPosition;
|
|
mPlayPosChangedNotifyType = BTRC_NOTIFICATION_TYPE_CHANGED;
|
|
sBtAvrcpInterface->RegisterNotificationRsp(BTRC_EVT_PLAY_POS_CHANGED,
|
|
BTRC_NOTIFICATION_TYPE_CHANGED,
|
|
¶m);
|
|
}
|
|
|
|
mDuration = aDuration;
|
|
mPosition = aPosition;
|
|
mPlayStatus = aPlayStatus;
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* This function handles RegisterNotification request from
|
|
* AvrcpRegisterNotificationCallback, which updates current
|
|
* track/status/position status in the INTERRIM response.
|
|
*
|
|
* aParam is only valid when position changed
|
|
*/
|
|
void
|
|
BluetoothA2dpManager::UpdateRegisterNotification(int aEventId, int aParam)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
#if ANDROID_VERSION > 17
|
|
NS_ENSURE_TRUE_VOID(sBtAvrcpInterface);
|
|
|
|
btrc_register_notification_t param;
|
|
|
|
switch (aEventId) {
|
|
case BTRC_EVT_PLAY_STATUS_CHANGED:
|
|
mPlayStatusChangedNotifyType = BTRC_NOTIFICATION_TYPE_INTERIM;
|
|
param.play_status = (btrc_play_status_t)mPlayStatus;
|
|
break;
|
|
case BTRC_EVT_TRACK_CHANGE:
|
|
// In AVRCP 1.3 and 1.4, the identifier parameter of EVENT_TRACK_CHANGED
|
|
// is different.
|
|
// AVRCP 1.4: If no track is selected, we shall return 0xFFFFFFFFFFFFFFFF,
|
|
// otherwise return 0x0 in the INTERRIM response. The expanded text in
|
|
// version 1.4 is to allow for new UID feature. As for AVRCP 1.3, we shall
|
|
// return 0xFFFFFFFF. Since PTS enforces to check this part to comply with
|
|
// the most updated spec.
|
|
mTrackChangedNotifyType = BTRC_NOTIFICATION_TYPE_INTERIM;
|
|
// needs to convert to network big endian format since track stores
|
|
// as uint8[8]. 56 = 8 * (BTRC_UID_SIZE -1).
|
|
for (int index = 0; index < BTRC_UID_SIZE; ++index) {
|
|
// We cannot easily check if a track is selected, so whenever A2DP is
|
|
// streaming, we assume a track is selected.
|
|
if (mSinkState == BluetoothA2dpManager::SinkState::SINK_PLAYING) {
|
|
param.track[index] = 0x0;
|
|
} else {
|
|
param.track[index] = 0xFF;
|
|
}
|
|
}
|
|
break;
|
|
case BTRC_EVT_PLAY_POS_CHANGED:
|
|
// If no track is selected, return 0xFFFFFFFF in the INTERIM response
|
|
mPlayPosChangedNotifyType = BTRC_NOTIFICATION_TYPE_INTERIM;
|
|
if (mSinkState == BluetoothA2dpManager::SinkState::SINK_PLAYING) {
|
|
param.song_pos = mPosition;
|
|
} else {
|
|
param.song_pos = 0xFFFFFFFF;
|
|
}
|
|
mPlaybackInterval = aParam;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
sBtAvrcpInterface->RegisterNotificationRsp((btrc_event_id_t)aEventId,
|
|
BTRC_NOTIFICATION_TYPE_INTERIM,
|
|
¶m);
|
|
#endif
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::GetAlbum(nsAString& aAlbum)
|
|
{
|
|
aAlbum.Assign(mAlbum);
|
|
}
|
|
|
|
uint32_t
|
|
BluetoothA2dpManager::GetDuration()
|
|
{
|
|
return mDuration;
|
|
}
|
|
|
|
ControlPlayStatus
|
|
BluetoothA2dpManager::GetPlayStatus()
|
|
{
|
|
return mPlayStatus;
|
|
}
|
|
|
|
uint32_t
|
|
BluetoothA2dpManager::GetPosition()
|
|
{
|
|
return mPosition;
|
|
}
|
|
|
|
uint64_t
|
|
BluetoothA2dpManager::GetMediaNumber()
|
|
{
|
|
return mMediaNumber;
|
|
}
|
|
|
|
uint64_t
|
|
BluetoothA2dpManager::GetTotalMediaNumber()
|
|
{
|
|
return mTotalMediaCount;
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::GetTitle(nsAString& aTitle)
|
|
{
|
|
aTitle.Assign(mTitle);
|
|
}
|
|
|
|
void
|
|
BluetoothA2dpManager::GetArtist(nsAString& aArtist)
|
|
{
|
|
aArtist.Assign(mArtist);
|
|
}
|
|
|
|
NS_IMPL_ISUPPORTS(BluetoothA2dpManager, nsIObserver)
|
|
|