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gecko-dev/dom/bluetooth/BluetoothHfpManager.cpp

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/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "base/basictypes.h"
#include "BluetoothHfpManager.h"
#include "BluetoothProfileController.h"
#include "BluetoothReplyRunnable.h"
#include "BluetoothService.h"
#include "BluetoothSocket.h"
#include "BluetoothUtils.h"
#include "BluetoothUuid.h"
#include "MobileConnection.h"
#include "mozilla/dom/bluetooth/BluetoothTypes.h"
#include "mozilla/Services.h"
#include "mozilla/StaticPtr.h"
#include "nsContentUtils.h"
#include "nsIAudioManager.h"
#include "nsIDOMIccInfo.h"
#include "nsIIccProvider.h"
#include "nsIObserverService.h"
#include "nsISettingsService.h"
#include "nsITelephonyProvider.h"
#include "nsRadioInterfaceLayer.h"
/**
* BRSF bitmask of AG supported features. See 4.34.1 "Bluetooth Defined AT
* Capabilities" in Bluetooth hands-free profile 1.6
*/
#define BRSF_BIT_THREE_WAY_CALLING 1
#define BSRF_BIT_EC_NR_FUNCTION (1 << 1)
#define BRSF_BIT_VOICE_RECOGNITION (1 << 2)
#define BRSF_BIT_IN_BAND_RING_TONE (1 << 3)
#define BRSF_BIT_ATTACH_NUM_TO_VOICE_TAG (1 << 4)
#define BRSF_BIT_ABILITY_TO_REJECT_CALL (1 << 5)
#define BRSF_BIT_ENHANCED_CALL_STATUS (1 << 6)
#define BRSF_BIT_ENHANCED_CALL_CONTROL (1 << 7)
#define BRSF_BIT_EXTENDED_ERR_RESULT_CODES (1 << 8)
#define BRSF_BIT_CODEC_NEGOTIATION (1 << 9)
/**
* These constants are used in result code such as +CLIP and +CCWA. The value
* of these constants is the same as TOA_INTERNATIONAL/TOA_UNKNOWN defined in
* ril_consts.js
*/
#define TOA_UNKNOWN 0x81
#define TOA_INTERNATIONAL 0x91
#define CR_LF "\xd\xa";
#define MOZSETTINGS_CHANGED_ID "mozsettings-changed"
#define AUDIO_VOLUME_BT_SCO_ID "audio.volume.bt_sco"
using namespace mozilla;
using namespace mozilla::ipc;
USING_BLUETOOTH_NAMESPACE
namespace {
StaticRefPtr<BluetoothHfpManager> sBluetoothHfpManager;
bool sInShutdown = false;
static const char kHfpCrlf[] = "\xd\xa";
// Sending ringtone related
static bool sStopSendingRingFlag = true;
static int sRingInterval = 3000; //unit: ms
// Wait for 2 seconds for Dialer processing event 'BLDN'. '2' seconds is a
// magic number. The mechanism should be revised once we can get call history.
static int sWaitingForDialingInterval = 2000; //unit: ms
// Wait 3.7 seconds until Dialer stops playing busy tone. '3' seconds is the
// time window set in Dialer and the extra '0.7' second is a magic number.
// The mechanism should be revised once we know the exact time at which
// Dialer stops playing.
static int sBusyToneInterval = 3700; //unit: ms
} // anonymous namespace
/* CallState for sCINDItems[CINDType::CALL].value
* - NO_CALL: there are no calls in progress
* - IN_PROGRESS: at least one call is in progress
*/
enum CallState {
NO_CALL,
IN_PROGRESS
};
/* CallSetupState for sCINDItems[CINDType::CALLSETUP].value
* - NO_CALLSETUP: not currently in call set up
* - INCOMING: an incoming call process ongoing
* - OUTGOING: an outgoing call set up is ongoing
* - OUTGOING_ALERTING: remote party being alerted in an outgoing call
*/
enum CallSetupState {
NO_CALLSETUP,
INCOMING,
OUTGOING,
OUTGOING_ALERTING
};
/* CallHeldState for sCINDItems[CINDType::CALLHELD].value
* - NO_CALLHELD: no calls held
* - ONHOLD_ACTIVE: both an active and a held call
* - ONHOLD_NOACTIVE: call on hold, no active call
*/
enum CallHeldState {
NO_CALLHELD,
ONHOLD_ACTIVE,
ONHOLD_NOACTIVE
};
typedef struct {
const char* name;
const char* range;
int value;
bool activated;
} CINDItem;
enum CINDType {
BATTCHG = 1,
CALL,
CALLHELD,
CALLSETUP,
SERVICE,
SIGNAL,
ROAM
};
static CINDItem sCINDItems[] = {
{},
{"battchg", "0-5", 5, true},
{"call", "0,1", CallState::NO_CALL, true},
{"callheld", "0-2", CallHeldState::NO_CALLHELD, true},
{"callsetup", "0-3", CallSetupState::NO_CALLSETUP, true},
{"service", "0,1", 0, true},
{"signal", "0-5", 0, true},
{"roam", "0,1", 0, true}
};
class mozilla::dom::bluetooth::Call {
public:
Call(uint16_t aState = nsITelephonyProvider::CALL_STATE_DISCONNECTED,
bool aDirection = false,
const nsAString& aNumber = EmptyString(),
int aType = TOA_UNKNOWN)
: mState(aState), mDirection(aDirection), mNumber(aNumber), mType(aType)
{
}
uint16_t mState;
bool mDirection; // true: incoming call; false: outgoing call
nsString mNumber;
int mType;
};
class BluetoothHfpManager::GetVolumeTask : public nsISettingsServiceCallback
{
public:
NS_DECL_ISUPPORTS
NS_IMETHOD
Handle(const nsAString& aName, const JS::Value& aResult)
{
MOZ_ASSERT(NS_IsMainThread());
JSContext *cx = nsContentUtils::GetCurrentJSContext();
NS_ENSURE_TRUE(cx, NS_OK);
if (!aResult.isNumber()) {
NS_WARNING("'" AUDIO_VOLUME_BT_SCO_ID "' is not a number!");
return NS_OK;
}
BluetoothHfpManager* hfp = BluetoothHfpManager::Get();
hfp->mCurrentVgs = aResult.toNumber();
return NS_OK;
}
NS_IMETHOD
HandleError(const nsAString& aName)
{
NS_WARNING("Unable to get value for '" AUDIO_VOLUME_BT_SCO_ID "'");
return NS_OK;
}
};
NS_IMPL_ISUPPORTS1(BluetoothHfpManager::GetVolumeTask,
nsISettingsServiceCallback);
NS_IMETHODIMP
BluetoothHfpManager::Observe(nsISupports* aSubject,
const char* aTopic,
const PRUnichar* aData)
{
if (!strcmp(aTopic, MOZSETTINGS_CHANGED_ID)) {
HandleVolumeChanged(nsDependentString(aData));
} else if (!strcmp(aTopic, NS_XPCOM_SHUTDOWN_OBSERVER_ID)) {
HandleShutdown();
} else {
MOZ_ASSERT(false, "BluetoothHfpManager got unexpected topic!");
return NS_ERROR_UNEXPECTED;
}
return NS_OK;
}
void
BluetoothHfpManager::Notify(const hal::BatteryInformation& aBatteryInfo)
{
// Range of battery level: [0, 1], double
// Range of CIND::BATTCHG: [0, 5], int
int level = ceil(aBatteryInfo.level() * 5.0);
if (level != sCINDItems[CINDType::BATTCHG].value) {
sCINDItems[CINDType::BATTCHG].value = level;
SendCommand("+CIEV:", CINDType::BATTCHG);
}
}
class BluetoothHfpManager::RespondToBLDNTask : public Task
{
private:
void Run() MOZ_OVERRIDE
{
MOZ_ASSERT(sBluetoothHfpManager);
if (!sBluetoothHfpManager->mDialingRequestProcessed) {
sBluetoothHfpManager->mDialingRequestProcessed = true;
sBluetoothHfpManager->SendLine("ERROR");
}
}
};
class BluetoothHfpManager::SendRingIndicatorTask : public Task
{
public:
SendRingIndicatorTask(const nsAString& aNumber, int aType)
: mNumber(aNumber)
, mType(aType)
{
MOZ_ASSERT(NS_IsMainThread());
}
void Run() MOZ_OVERRIDE
{
MOZ_ASSERT(NS_IsMainThread());
// Stop sending RING indicator
if (sStopSendingRingFlag) {
return;
}
if (!sBluetoothHfpManager) {
NS_WARNING("BluetoothHfpManager no longer exists, cannot send ring!");
return;
}
nsAutoCString ringMsg("RING");
sBluetoothHfpManager->SendLine(ringMsg.get());
if (!mNumber.IsEmpty()) {
nsAutoCString clipMsg("+CLIP: \"");
clipMsg.Append(NS_ConvertUTF16toUTF8(mNumber).get());
clipMsg.AppendLiteral("\",");
clipMsg.AppendInt(mType);
sBluetoothHfpManager->SendLine(clipMsg.get());
}
MessageLoop::current()->
PostDelayedTask(FROM_HERE,
new SendRingIndicatorTask(mNumber, mType),
sRingInterval);
}
private:
nsString mNumber;
int mType;
};
class BluetoothHfpManager::CloseScoTask : public Task
{
private:
void Run() MOZ_OVERRIDE
{
MOZ_ASSERT(sBluetoothHfpManager);
sBluetoothHfpManager->DisconnectSco();
}
};
static bool
IsValidDtmf(const char aChar) {
// Valid DTMF: [*#0-9ABCD]
if (aChar == '*' || aChar == '#') {
return true;
} else if (aChar >= '0' && aChar <= '9') {
return true;
} else if (aChar >= 'A' && aChar <= 'D') {
return true;
}
return false;
}
static bool
IsMandatoryIndicator(const CINDType aType) {
return (aType == CINDType::CALL) ||
(aType == CINDType::CALLHELD) ||
(aType == CINDType::CALLSETUP);
}
BluetoothHfpManager::BluetoothHfpManager()
{
Reset();
}
void
BluetoothHfpManager::ResetCallArray()
{
mCurrentCallArray.Clear();
// Append a call object at the beginning of mCurrentCallArray since call
// index from RIL starts at 1.
Call call;
mCurrentCallArray.AppendElement(call);
}
void
BluetoothHfpManager::Reset()
{
sStopSendingRingFlag = true;
sCINDItems[CINDType::CALL].value = CallState::NO_CALL;
sCINDItems[CINDType::CALLSETUP].value = CallSetupState::NO_CALLSETUP;
sCINDItems[CINDType::CALLHELD].value = CallHeldState::NO_CALLHELD;
for (uint8_t i = 1; i < ArrayLength(sCINDItems); i++) {
sCINDItems[i].activated = true;
}
mCCWA = false;
mCLIP = false;
mCMEE = false;
mCMER = false;
mReceiveVgsFlag = false;
mDialingRequestProcessed = true;
// We disable BSIR by default as it requires OEM implement BT SCO + SPEAKER
// output audio path in audio driver. OEM can enable BSIR by setting
// mBSIR=true here.
//
// Please see Bug 878728 for more information.
mBSIR = false;
mController = nullptr;
ResetCallArray();
}
bool
BluetoothHfpManager::Init()
{
MOZ_ASSERT(NS_IsMainThread());
nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
NS_ENSURE_TRUE(obs, false);
if (NS_FAILED(obs->AddObserver(this, MOZSETTINGS_CHANGED_ID, false)) ||
NS_FAILED(obs->AddObserver(this, NS_XPCOM_SHUTDOWN_OBSERVER_ID, false))) {
BT_WARNING("Failed to add observers!");
return false;
}
hal::RegisterBatteryObserver(this);
mListener = new BluetoothRilListener();
if (!mListener->StartListening()) {
NS_WARNING("Failed to start listening RIL");
return false;
}
nsCOMPtr<nsISettingsService> settings =
do_GetService("@mozilla.org/settingsService;1");
NS_ENSURE_TRUE(settings, false);
nsCOMPtr<nsISettingsServiceLock> settingsLock;
nsresult rv = settings->CreateLock(getter_AddRefs(settingsLock));
NS_ENSURE_SUCCESS(rv, false);
nsRefPtr<GetVolumeTask> callback = new GetVolumeTask();
rv = settingsLock->Get(AUDIO_VOLUME_BT_SCO_ID, callback);
NS_ENSURE_SUCCESS(rv, false);
Listen();
mScoSocket = new BluetoothSocket(this,
BluetoothSocketType::SCO,
true,
false);
mScoSocketStatus = mScoSocket->GetConnectionStatus();
ListenSco();
return true;
}
BluetoothHfpManager::~BluetoothHfpManager()
{
if (!mListener->StopListening()) {
NS_WARNING("Failed to stop listening RIL");
}
mListener = nullptr;
nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
NS_ENSURE_TRUE_VOID(obs);
if (NS_FAILED(obs->RemoveObserver(this, NS_XPCOM_SHUTDOWN_OBSERVER_ID)) ||
NS_FAILED(obs->RemoveObserver(this, MOZSETTINGS_CHANGED_ID))) {
BT_WARNING("Failed to remove observers!");
}
hal::UnregisterBatteryObserver(this);
}
//static
BluetoothHfpManager*
BluetoothHfpManager::Get()
{
MOZ_ASSERT(NS_IsMainThread());
// If sBluetoothHfpManager already exists, exit early
if (sBluetoothHfpManager) {
return sBluetoothHfpManager;
}
// If we're in shutdown, don't create a new instance
NS_ENSURE_FALSE(sInShutdown, nullptr);
// Create a new instance, register, and return
BluetoothHfpManager* manager = new BluetoothHfpManager();
NS_ENSURE_TRUE(manager->Init(), nullptr);
sBluetoothHfpManager = manager;
return sBluetoothHfpManager;
}
void
BluetoothHfpManager::NotifyConnectionStatusChanged(const nsAString& aType)
{
MOZ_ASSERT(NS_IsMainThread());
// Notify Gecko observers
nsCOMPtr<nsIObserverService> obs =
do_GetService("@mozilla.org/observer-service;1");
NS_ENSURE_TRUE_VOID(obs);
if (NS_FAILED(obs->NotifyObservers(this, NS_ConvertUTF16toUTF8(aType).get(),
mDeviceAddress.get()))) {
NS_WARNING("Failed to notify observsers!");
}
// Dispatch an event of status change
bool status;
nsAutoString eventName;
if (aType.EqualsLiteral(BLUETOOTH_HFP_STATUS_CHANGED_ID)) {
status = IsConnected();
eventName.AssignLiteral(HFP_STATUS_CHANGED_ID);
} else if (aType.EqualsLiteral(BLUETOOTH_SCO_STATUS_CHANGED_ID)) {
status = IsScoConnected();
eventName.AssignLiteral(SCO_STATUS_CHANGED_ID);
} else {
MOZ_ASSERT(false);
return;
}
DispatchStatusChangedEvent(eventName, mDeviceAddress, status);
}
void
BluetoothHfpManager::NotifyDialer(const nsAString& aCommand)
{
nsString type, name;
BluetoothValue v;
InfallibleTArray<BluetoothNamedValue> parameters;
type.AssignLiteral("bluetooth-dialer-command");
name.AssignLiteral("command");
v = nsString(aCommand);
parameters.AppendElement(BluetoothNamedValue(name, v));
if (!BroadcastSystemMessage(type, parameters)) {
NS_WARNING("Failed to broadcast system message to dialer");
}
}
void
BluetoothHfpManager::HandleVolumeChanged(const nsAString& aData)
{
MOZ_ASSERT(NS_IsMainThread());
// The string that we're interested in will be a JSON string that looks like:
// {"key":"volumeup", "value":10}
// {"key":"volumedown", "value":2}
JSContext* cx = nsContentUtils::GetSafeJSContext();
NS_ENSURE_TRUE_VOID(cx);
JS::Rooted<JS::Value> val(cx);
NS_ENSURE_TRUE_VOID(JS_ParseJSON(cx, aData.BeginReading(), aData.Length(), &val));
NS_ENSURE_TRUE_VOID(val.isObject());
JS::Rooted<JSObject*> obj(cx, &val.toObject());
JS::Rooted<JS::Value> key(cx);
if (!JS_GetProperty(cx, obj, "key", &key) || !key.isString()) {
return;
}
bool match;
if (!JS_StringEqualsAscii(cx, key.toString(), AUDIO_VOLUME_BT_SCO_ID, &match) ||
!match) {
return;
}
JS::Rooted<JS::Value> value(cx);
if (!JS_GetProperty(cx, obj, "value", &value)||
!value.isNumber()) {
return;
}
mCurrentVgs = value.toNumber();
// Adjust volume by headset and we don't have to send volume back to headset
if (mReceiveVgsFlag) {
mReceiveVgsFlag = false;
return;
}
// Only send volume back when there's a connected headset
if (IsConnected()) {
SendCommand("+VGS: ", mCurrentVgs);
}
}
void
BluetoothHfpManager::HandleVoiceConnectionChanged()
{
nsCOMPtr<nsIMobileConnectionProvider> connection =
do_GetService(NS_RILCONTENTHELPER_CONTRACTID);
NS_ENSURE_TRUE_VOID(connection);
nsCOMPtr<nsIDOMMozMobileConnectionInfo> voiceInfo;
connection->GetVoiceConnectionInfo(getter_AddRefs(voiceInfo));
NS_ENSURE_TRUE_VOID(voiceInfo);
bool roaming;
voiceInfo->GetRoaming(&roaming);
UpdateCIND(CINDType::ROAM, roaming);
bool service = false;
nsString regState;
voiceInfo->GetState(regState);
if (regState.EqualsLiteral("registered")) {
service = true;
}
UpdateCIND(CINDType::SERVICE, service);
uint8_t signal;
JS::Value value;
voiceInfo->GetRelSignalStrength(&value);
if (!value.isNumber()) {
NS_WARNING("Failed to get relSignalStrength in BluetoothHfpManager");
return;
}
signal = ceil(value.toNumber() / 20.0);
UpdateCIND(CINDType::SIGNAL, signal);
/**
* Possible return values for mode are:
* - null (unknown): set mNetworkSelectionMode to 0 (auto)
* - automatic: set mNetworkSelectionMode to 0 (auto)
* - manual: set mNetworkSelectionMode to 1 (manual)
*/
nsString mode;
connection->GetNetworkSelectionMode(mode);
if (mode.EqualsLiteral("manual")) {
mNetworkSelectionMode = 1;
} else {
mNetworkSelectionMode = 0;
}
nsCOMPtr<nsIDOMMozMobileNetworkInfo> network;
voiceInfo->GetNetwork(getter_AddRefs(network));
NS_ENSURE_TRUE_VOID(network);
network->GetLongName(mOperatorName);
// According to GSM 07.07, "<format> indicates if the format is alphanumeric
// or numeric; long alphanumeric format can be upto 16 characters long and
// short format up to 8 characters (refer GSM MoU SE.13 [9])..."
// However, we found that the operator name may sometimes be longer than 16
// characters. After discussion, we decided to fix this here but not in RIL
// or modem.
//
// Please see Bug 871366 for more information.
if (mOperatorName.Length() > 16) {
NS_WARNING("The operator name was longer than 16 characters. We cut it.");
mOperatorName.Left(mOperatorName, 16);
}
}
void
BluetoothHfpManager::HandleIccInfoChanged()
{
nsCOMPtr<nsIIccProvider> icc =
do_GetService(NS_RILCONTENTHELPER_CONTRACTID);
NS_ENSURE_TRUE_VOID(icc);
nsCOMPtr<nsIDOMMozIccInfo> iccInfo;
icc->GetIccInfo(getter_AddRefs(iccInfo));
NS_ENSURE_TRUE_VOID(iccInfo);
nsCOMPtr<nsIDOMMozGsmIccInfo> gsmIccInfo = do_QueryInterface(iccInfo);
NS_ENSURE_TRUE_VOID(gsmIccInfo);
gsmIccInfo->GetMsisdn(mMsisdn);
}
void
BluetoothHfpManager::HandleShutdown()
{
MOZ_ASSERT(NS_IsMainThread());
sInShutdown = true;
Disconnect(nullptr);
DisconnectSco();
sBluetoothHfpManager = nullptr;
}
// Virtual function of class SocketConsumer
void
BluetoothHfpManager::ReceiveSocketData(BluetoothSocket* aSocket,
nsAutoPtr<UnixSocketRawData>& aMessage)
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(aSocket);
nsAutoCString msg((const char*)aMessage->mData.get(), aMessage->mSize);
msg.StripWhitespace();
nsTArray<nsCString> atCommandValues;
// For more information, please refer to 4.34.1 "Bluetooth Defined AT
// Capabilities" in Bluetooth hands-free profile 1.6
if (msg.Find("AT+BRSF=") != -1) {
uint32_t brsf = BRSF_BIT_THREE_WAY_CALLING |
BRSF_BIT_ABILITY_TO_REJECT_CALL |
BRSF_BIT_ENHANCED_CALL_STATUS;
if (mBSIR) {
brsf |= BRSF_BIT_IN_BAND_RING_TONE;
}
SendCommand("+BRSF: ", brsf);
} else if (msg.Find("AT+CIND=?") != -1) {
// Asking for CIND range
SendCommand("+CIND: ", 0);
} else if (msg.Find("AT+CIND?") != -1) {
// Asking for CIND value
SendCommand("+CIND: ", 1);
} else if (msg.Find("AT+CMER=") != -1) {
/**
* SLC establishment is done when AT+CMER has been received.
* Do nothing but respond with "OK".
*/
ParseAtCommand(msg, 8, atCommandValues);
if (atCommandValues.Length() < 4) {
NS_WARNING("Could't get the value of command [AT+CMER=]");
goto respond_with_ok;
}
if (!atCommandValues[0].EqualsLiteral("3") ||
!atCommandValues[1].EqualsLiteral("0") ||
!atCommandValues[2].EqualsLiteral("0")) {
NS_WARNING("Wrong value of CMER");
goto respond_with_ok;
}
mCMER = atCommandValues[3].EqualsLiteral("1");
} else if (msg.Find("AT+CMEE=") != -1) {
ParseAtCommand(msg, 8, atCommandValues);
if (atCommandValues.IsEmpty()) {
NS_WARNING("Could't get the value of command [AT+CMEE=]");
goto respond_with_ok;
}
// AT+CMEE = 0: +CME ERROR shall not be used
// AT+CMEE = 1: use numeric <err>
// AT+CMEE = 2: use verbose <err>
mCMEE = !atCommandValues[0].EqualsLiteral("0");
} else if (msg.Find("AT+COPS=") != -1) {
ParseAtCommand(msg, 8, atCommandValues);
if (atCommandValues.Length() != 2) {
NS_WARNING("Could't get the value of command [AT+COPS=]");
goto respond_with_ok;
}
// Handsfree only support AT+COPS=3,0
if (!atCommandValues[0].EqualsLiteral("3") ||
!atCommandValues[1].EqualsLiteral("0")) {
if (mCMEE) {
SendCommand("+CME ERROR: ", BluetoothCmeError::OPERATION_NOT_SUPPORTED);
} else {
SendLine("ERROR");
}
return;
}
} else if (msg.Find("AT+COPS?") != -1) {
nsAutoCString message("+COPS: ");
message.AppendInt(mNetworkSelectionMode);
message.AppendLiteral(",0,\"");
message.Append(NS_ConvertUTF16toUTF8(mOperatorName));
message.AppendLiteral("\"");
SendLine(message.get());
} else if (msg.Find("AT+VTS=") != -1) {
ParseAtCommand(msg, 7, atCommandValues);
if (atCommandValues.Length() != 1) {
NS_WARNING("Couldn't get the value of command [AT+VTS=]");
goto respond_with_ok;
}
if (IsValidDtmf(atCommandValues[0].get()[0])) {
nsAutoCString message("VTS=");
message += atCommandValues[0].get()[0];
NotifyDialer(NS_ConvertUTF8toUTF16(message));
}
} else if (msg.Find("AT+VGM=") != -1) {
ParseAtCommand(msg, 7, atCommandValues);
if (atCommandValues.IsEmpty()) {
NS_WARNING("Couldn't get the value of command [AT+VGM]");
goto respond_with_ok;
}
nsresult rv;
int vgm = atCommandValues[0].ToInteger(&rv);
if (NS_FAILED(rv)) {
NS_WARNING("Failed to extract microphone volume from bluetooth headset!");
goto respond_with_ok;
}
NS_ASSERTION(vgm >= 0 && vgm <= 15, "Received invalid VGM value");
mCurrentVgm = vgm;
} else if (msg.Find("AT+CHLD=?") != -1) {
SendLine("+CHLD: (0,1,2)");
} else if (msg.Find("AT+CHLD=") != -1) {
ParseAtCommand(msg, 8, atCommandValues);
if (atCommandValues.IsEmpty()) {
NS_WARNING("Could't get the value of command [AT+CHLD=]");
goto respond_with_ok;
}
/**
* The following three cases are supported:
* AT+CHLD=0 - Releases all held calls or sets User Determined User Busy
* (UDUB) for a waiting call
* AT+CHLD=1 - Releases active calls and accepts the other (held or
* waiting) call
* AT+CHLD=2 - Places active calls on hold and accepts the other (held
* or waiting) call
*
* The following cases are NOT supported yet:
* AT+CHLD=1<idx>, AT+CHLD=2<idx>, AT+CHLD=3, AT+CHLD=4
* Please see 4.33.2 in Bluetooth hands-free profile 1.6 for more
* information.
*/
char chld = atCommandValues[0][0];
bool valid = true;
if (atCommandValues[0].Length() > 1) {
NS_WARNING("No index should be included in command [AT+CHLD]");
valid = false;
} else if (chld == '3' || chld == '4') {
NS_WARNING("The value of command [AT+CHLD] is not supported");
valid = false;
} else if (chld == '0') {
// We need to rename these dialer commands for better readability
// and expandability.
// See bug 884190 for more information.
NotifyDialer(NS_LITERAL_STRING("CHLD=0"));
} else if (chld == '1') {
NotifyDialer(NS_LITERAL_STRING("CHLD=1"));
} else if (chld == '2') {
NotifyDialer(NS_LITERAL_STRING("CHLD=2"));
} else {
NS_WARNING("Wrong value of command [AT+CHLD]");
valid = false;
}
if (!valid) {
SendLine("ERROR");
return;
}
} else if (msg.Find("AT+VGS=") != -1) {
// Adjust volume by headset
mReceiveVgsFlag = true;
ParseAtCommand(msg, 7, atCommandValues);
if (atCommandValues.IsEmpty()) {
NS_WARNING("Could't get the value of command [AT+VGS=]");
goto respond_with_ok;
}
nsresult rv;
int newVgs = atCommandValues[0].ToInteger(&rv);
if (NS_FAILED(rv)) {
NS_WARNING("Failed to extract volume value from bluetooth headset!");
goto respond_with_ok;
}
if (newVgs == mCurrentVgs) {
goto respond_with_ok;
}
NS_ASSERTION(newVgs >= 0 && newVgs <= 15, "Received invalid VGS value");
nsString data;
nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
data.AppendInt(newVgs);
os->NotifyObservers(nullptr, "bluetooth-volume-change", data.get());
} else if ((msg.Find("AT+BLDN") != -1) || (msg.Find("ATD>") != -1)) {
// Dialer app of FFOS v1 does not have plan to support Memory Dailing.
// However, in order to pass Bluetooth HFP certification, we still have to
// make a call when we receive AT command 'ATD>n'.
mDialingRequestProcessed = false;
if (msg.Find("AT+BLDN") != -1) {
NotifyDialer(NS_LITERAL_STRING("BLDN"));
} else {
NotifyDialer(NS_ConvertUTF8toUTF16(msg));
}
MessageLoop::current()->
PostDelayedTask(FROM_HERE, new RespondToBLDNTask(),
sWaitingForDialingInterval);
// Don't send response 'OK' here because we'll respond later in either
// RespondToBLDNTask or HandleCallStateChanged()
return;
} else if (msg.Find("ATA") != -1) {
NotifyDialer(NS_LITERAL_STRING("ATA"));
} else if (msg.Find("AT+CHUP") != -1) {
NotifyDialer(NS_LITERAL_STRING("CHUP"));
} else if (msg.Find("AT+CLCC") != -1) {
SendCommand("+CLCC: ");
} else if (msg.Find("ATD") != -1) {
nsAutoCString message(msg), newMsg;
int end = message.FindChar(';');
if (end < 0) {
NS_WARNING("Could't get the value of command [ATD]");
goto respond_with_ok;
}
newMsg += nsDependentCSubstring(message, 0, end);
NotifyDialer(NS_ConvertUTF8toUTF16(newMsg));
} else if (msg.Find("AT+CLIP=") != -1) {
ParseAtCommand(msg, 8, atCommandValues);
if (atCommandValues.IsEmpty()) {
NS_WARNING("Could't get the value of command [AT+CLIP=]");
goto respond_with_ok;
}
mCLIP = atCommandValues[0].EqualsLiteral("1");
} else if (msg.Find("AT+CCWA=") != -1) {
ParseAtCommand(msg, 8, atCommandValues);
if (atCommandValues.IsEmpty()) {
NS_WARNING("Could't get the value of command [AT+CCWA=]");
goto respond_with_ok;
}
mCCWA = atCommandValues[0].EqualsLiteral("1");
} else if (msg.Find("AT+CKPD") != -1) {
if (!sStopSendingRingFlag) {
// Bluetooth HSP spec 4.2.2
// There is an incoming call, notify Dialer to pick up the phone call
// and SCO will be established after we get the CallStateChanged event
// indicating the call is answered successfully.
NotifyDialer(NS_LITERAL_STRING("ATA"));
} else {
if (!IsScoConnected()) {
// Bluetooth HSP spec 4.3
// If there's no SCO, set up a SCO link.
ConnectSco();
} else if (!mFirstCKPD) {
// Bluetooth HSP spec 4.5
// There are two ways to release SCO: sending CHUP to dialer or closing
// SCO socket directly. We notify dialer only if there is at least one
// active call.
if (mCurrentCallArray.Length() > 1) {
NotifyDialer(NS_LITERAL_STRING("CHUP"));
} else {
DisconnectSco();
}
} else {
// Three conditions have to be matched to come in here:
// (1) Not sending RING indicator
// (2) A SCO link exists
// (3) This is the very first AT+CKPD=200 of this session
// It is the case of Figure 4.3, Bluetooth HSP spec. Do nothing.
NS_WARNING("AT+CKPD=200: Do nothing");
}
}
mFirstCKPD = false;
} else if (msg.Find("AT+CNUM") != -1) {
if (!mMsisdn.IsEmpty()) {
nsAutoCString message("+CNUM: ,\"");
message.Append(NS_ConvertUTF16toUTF8(mMsisdn).get());
message.AppendLiteral("\",");
message.AppendInt(TOA_UNKNOWN);
message.AppendLiteral(",,4");
SendLine(message.get());
}
} else if (msg.Find("AT+BIA=") != -1) {
ParseAtCommand(msg, 7, atCommandValues);
for (uint8_t i = 0; i < atCommandValues.Length(); i++) {
CINDType indicatorType = (CINDType) (i + 1);
if (indicatorType >= ArrayLength(sCINDItems)) {
// Ignore excess parameters at the end
break;
}
if (!IsMandatoryIndicator(indicatorType)) {
/**
* Accept only following indicator states:
* - "1": activate
* - "0": deactivate
* - "" : maintain current state
* Otherwise we regard the command incorrectly formatted.
*/
if (atCommandValues[i].EqualsLiteral("1")) {
sCINDItems[indicatorType].activated = 1;
} else if (atCommandValues[i].EqualsLiteral("0")) {
sCINDItems[indicatorType].activated = 0;
} else if (!atCommandValues[i].EqualsLiteral("")) {
SendLine("ERROR");
return;
}
} else {
// Ignore requests to activate/deactivate mandatory indicators
}
}
} else {
nsCString warningMsg;
warningMsg.Append(NS_LITERAL_CSTRING("Unsupported AT command: "));
warningMsg.Append(msg);
warningMsg.Append(NS_LITERAL_CSTRING(", reply with ERROR"));
NS_WARNING(warningMsg.get());
SendLine("ERROR");
return;
}
respond_with_ok:
// We always respond to remote device with "OK" in general cases.
SendLine("OK");
}
void
BluetoothHfpManager::Connect(const nsAString& aDeviceAddress,
BluetoothProfileController* aController)
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(aController && !mController);
BluetoothService* bs = BluetoothService::Get();
if (!bs || sInShutdown) {
aController->OnConnect(NS_LITERAL_STRING(ERR_NO_AVAILABLE_RESOURCE));
return;
}
if (mSocket) {
if (mDeviceAddress == aDeviceAddress) {
aController->OnConnect(NS_LITERAL_STRING(ERR_ALREADY_CONNECTED));
} else {
aController->OnConnect(NS_LITERAL_STRING(ERR_REACHED_CONNECTION_LIMIT));
}
return;
}
mNeedsUpdatingSdpRecords = true;
mIsHandsfree = !IS_HEADSET(aController->GetCod());
nsString uuid;
if (mIsHandsfree) {
BluetoothUuidHelper::GetString(BluetoothServiceClass::HANDSFREE, uuid);
} else {
BluetoothUuidHelper::GetString(BluetoothServiceClass::HEADSET, uuid);
}
if (NS_FAILED(bs->GetServiceChannel(aDeviceAddress, uuid, this))) {
aController->OnConnect(NS_LITERAL_STRING(ERR_SERVICE_CHANNEL_NOT_FOUND));
return;
}
// Stop listening because currently we only support one connection at a time.
if (mHandsfreeSocket) {
mHandsfreeSocket->Disconnect();
mHandsfreeSocket = nullptr;
}
if (mHeadsetSocket) {
mHeadsetSocket->Disconnect();
mHeadsetSocket = nullptr;
}
mController = aController;
mSocket =
new BluetoothSocket(this, BluetoothSocketType::RFCOMM, true, true);
}
bool
BluetoothHfpManager::Listen()
{
MOZ_ASSERT(NS_IsMainThread());
if (sInShutdown) {
NS_WARNING("Listen called while in shutdown!");
return false;
}
if (mSocket) {
NS_WARNING("mSocket exists. Failed to listen.");
return false;
}
if (!mHandsfreeSocket) {
mHandsfreeSocket =
new BluetoothSocket(this, BluetoothSocketType::RFCOMM, true, true);
if (!mHandsfreeSocket->Listen(
BluetoothReservedChannels::CHANNEL_HANDSFREE_AG)) {
NS_WARNING("[HFP] Can't listen on RFCOMM socket!");
mHandsfreeSocket = nullptr;
return false;
}
}
if (!mHeadsetSocket) {
mHeadsetSocket =
new BluetoothSocket(this, BluetoothSocketType::RFCOMM, true, true);
if (!mHeadsetSocket->Listen(
BluetoothReservedChannels::CHANNEL_HEADSET_AG)) {
NS_WARNING("[HSP] Can't listen on RFCOMM socket!");
mHandsfreeSocket->Disconnect();
mHandsfreeSocket = nullptr;
mHeadsetSocket = nullptr;
return false;
}
}
return true;
}
void
BluetoothHfpManager::Disconnect(BluetoothProfileController* aController)
{
MOZ_ASSERT(NS_IsMainThread());
if (!mSocket) {
if (aController) {
aController->OnDisconnect(NS_LITERAL_STRING(ERR_ALREADY_DISCONNECTED));
}
return;
}
MOZ_ASSERT(!mController);
mController = aController;
mSocket->Disconnect();
mSocket = nullptr;
}
bool
BluetoothHfpManager::SendLine(const char* aMessage)
{
MOZ_ASSERT(mSocket);
nsAutoCString msg;
msg.AppendLiteral(kHfpCrlf);
msg.Append(aMessage);
msg.AppendLiteral(kHfpCrlf);
return mSocket->SendSocketData(msg);
}
bool
BluetoothHfpManager::SendCommand(const char* aCommand, uint32_t aValue)
{
if (!IsConnected()) {
NS_WARNING("Trying to SendCommand() without a SLC");
return false;
}
nsAutoCString message;
message += aCommand;
if (!strcmp(aCommand, "+CIEV: ")) {
if (!mCMER || !sCINDItems[aValue].activated) {
// Indicator status update is disabled
return true;
}
if ((aValue < 1) || (aValue > ArrayLength(sCINDItems) - 1)) {
NS_WARNING("unexpected CINDType for CIEV command");
return false;
}
message.AppendInt(aValue);
message.AppendLiteral(",");
message.AppendInt(sCINDItems[aValue].value);
} else if (!strcmp(aCommand, "+CIND: ")) {
if (!aValue) {
// Query for range
for (uint8_t i = 1; i < ArrayLength(sCINDItems); i++) {
message.AppendLiteral("(\"");
message.Append(sCINDItems[i].name);
message.AppendLiteral("\",(");
message.Append(sCINDItems[i].range);
message.AppendLiteral(")");
if (i == (ArrayLength(sCINDItems) - 1)) {
message.AppendLiteral(")");
break;
}
message.AppendLiteral("),");
}
} else {
// Query for value
for (uint8_t i = 1; i < ArrayLength(sCINDItems); i++) {
message.AppendInt(sCINDItems[i].value);
if (i == (ArrayLength(sCINDItems) - 1)) {
break;
}
message.AppendLiteral(",");
}
}
} else if (!strcmp(aCommand, "+CLCC: ")) {
bool rv = true;
uint32_t callNumbers = mCurrentCallArray.Length();
for (uint32_t i = 1; i < callNumbers; i++) {
Call& call = mCurrentCallArray[i];
if (call.mState == nsITelephonyProvider::CALL_STATE_DISCONNECTED) {
continue;
}
message.AssignLiteral("+CLCC: ");
message.AppendInt(i);
message.AppendLiteral(",");
message.AppendInt(call.mDirection);
message.AppendLiteral(",");
switch (call.mState) {
case nsITelephonyProvider::CALL_STATE_CONNECTED:
message.AppendInt(0);
break;
case nsITelephonyProvider::CALL_STATE_HELD:
message.AppendInt(1);
break;
case nsITelephonyProvider::CALL_STATE_DIALING:
message.AppendInt(2);
break;
case nsITelephonyProvider::CALL_STATE_ALERTING:
message.AppendInt(3);
break;
case nsITelephonyProvider::CALL_STATE_INCOMING:
if (!FindFirstCall(nsITelephonyProvider::CALL_STATE_CONNECTED)) {
message.AppendInt(4);
} else {
message.AppendInt(5);
}
break;
default:
NS_WARNING("Not handling call status for CLCC");
break;
}
message.AppendLiteral(",0,0,\"");
message.Append(NS_ConvertUTF16toUTF8(call.mNumber));
message.AppendLiteral("\",");
message.AppendInt(call.mType);
rv &= SendLine(message.get());
}
return rv;
} else {
message.AppendInt(aValue);
}
return SendLine(message.get());
}
void
BluetoothHfpManager::UpdateCIND(uint8_t aType, uint8_t aValue, bool aSend)
{
if (sCINDItems[aType].value != aValue) {
sCINDItems[aType].value = aValue;
if (aSend) {
SendCommand("+CIEV: ", aType);
}
}
}
uint32_t
BluetoothHfpManager::FindFirstCall(uint16_t aState)
{
uint32_t callLength = mCurrentCallArray.Length();
for (uint32_t i = 1; i < callLength; ++i) {
if (mCurrentCallArray[i].mState == aState) {
return i;
}
}
return 0;
}
uint32_t
BluetoothHfpManager::GetNumberOfCalls(uint16_t aState)
{
uint32_t num = 0;
uint32_t callLength = mCurrentCallArray.Length();
for (uint32_t i = 1; i < callLength; ++i) {
if (mCurrentCallArray[i].mState == aState) {
++num;
}
}
return num;
}
void
BluetoothHfpManager::HandleCallStateChanged(uint32_t aCallIndex,
uint16_t aCallState,
const nsAString& aError,
const nsAString& aNumber,
const bool aIsOutgoing,
bool aSend)
{
if (!IsConnected()) {
// Normal case. No need to print out warnings.
return;
}
while (aCallIndex >= mCurrentCallArray.Length()) {
Call call;
mCurrentCallArray.AppendElement(call);
}
uint16_t prevCallState = mCurrentCallArray[aCallIndex].mState;
mCurrentCallArray[aCallIndex].mState = aCallState;
mCurrentCallArray[aCallIndex].mDirection = !aIsOutgoing;
// Same logic as implementation in ril_worker.js
if (aNumber.Length() && aNumber[0] == '+') {
mCurrentCallArray[aCallIndex].mType = TOA_INTERNATIONAL;
}
mCurrentCallArray[aCallIndex].mNumber = aNumber;
nsRefPtr<nsRunnable> sendRingTask;
nsString address;
switch (aCallState) {
case nsITelephonyProvider::CALL_STATE_HELD:
if (!FindFirstCall(nsITelephonyProvider::CALL_STATE_CONNECTED)) {
sCINDItems[CINDType::CALLHELD].value = CallHeldState::ONHOLD_NOACTIVE;
} else {
sCINDItems[CINDType::CALLHELD].value = CallHeldState::ONHOLD_ACTIVE;
}
SendCommand("+CIEV: ", CINDType::CALLHELD);
break;
case nsITelephonyProvider::CALL_STATE_INCOMING:
if (FindFirstCall(nsITelephonyProvider::CALL_STATE_CONNECTED)) {
if (mCCWA) {
nsAutoCString ccwaMsg("+CCWA: \"");
ccwaMsg.Append(NS_ConvertUTF16toUTF8(aNumber));
ccwaMsg.AppendLiteral("\",");
ccwaMsg.AppendInt(mCurrentCallArray[aCallIndex].mType);
SendLine(ccwaMsg.get());
}
UpdateCIND(CINDType::CALLSETUP, CallSetupState::INCOMING, aSend);
} else {
// Start sending RING indicator to HF
sStopSendingRingFlag = false;
UpdateCIND(CINDType::CALLSETUP, CallSetupState::INCOMING, aSend);
if (mBSIR) {
// Setup audio connection for in-band ring tone
ConnectSco();
}
nsAutoString number(aNumber);
if (!mCLIP) {
number.AssignLiteral("");
}
MessageLoop::current()->PostDelayedTask(
FROM_HERE,
new SendRingIndicatorTask(number,
mCurrentCallArray[aCallIndex].mType),
sRingInterval);
}
break;
case nsITelephonyProvider::CALL_STATE_DIALING:
if (!mDialingRequestProcessed) {
SendLine("OK");
mDialingRequestProcessed = true;
}
UpdateCIND(CINDType::CALLSETUP, CallSetupState::OUTGOING, aSend);
ConnectSco();
break;
case nsITelephonyProvider::CALL_STATE_ALERTING:
UpdateCIND(CINDType::CALLSETUP, CallSetupState::OUTGOING_ALERTING, aSend);
// If there's an ongoing call when the headset is just connected, we have
// to open a sco socket here.
ConnectSco();
break;
case nsITelephonyProvider::CALL_STATE_CONNECTED:
switch (prevCallState) {
case nsITelephonyProvider::CALL_STATE_INCOMING:
case nsITelephonyProvider::CALL_STATE_DISCONNECTED:
// Incoming call, no break
sStopSendingRingFlag = true;
ConnectSco();
case nsITelephonyProvider::CALL_STATE_DIALING:
case nsITelephonyProvider::CALL_STATE_ALERTING:
// Outgoing call
UpdateCIND(CINDType::CALL, CallState::IN_PROGRESS, aSend);
UpdateCIND(CINDType::CALLSETUP, CallSetupState::NO_CALLSETUP, aSend);
break;
default:
NS_WARNING("Not handling state changed");
}
// = Handle callheld separately =
// Besides checking if there is still held calls, another thing we
// need to consider is the state change when receiving AT+CHLD=2.
// Assume that there is one active call(c1) and one call on hold(c2).
// We got AT+CHLD=2, which swaps active/held position. The first
// action would be c2 -> ACTIVE, then c1 -> HELD. When we get the
// CallStateChanged event of c2 becoming ACTIVE, we enter here.
// However we can't send callheld=0 at this time because we should
// see c2 -> ACTIVE + c1 -> HELD as one operation. That's the reason
// why I added the GetNumberOfCalls() condition check.
if (GetNumberOfCalls(nsITelephonyProvider::CALL_STATE_CONNECTED) == 1) {
if (FindFirstCall(nsITelephonyProvider::CALL_STATE_HELD)) {
UpdateCIND(CINDType::CALLHELD, CallHeldState::ONHOLD_ACTIVE, aSend);
} else if (prevCallState == nsITelephonyProvider::CALL_STATE_HELD) {
UpdateCIND(CINDType::CALLHELD, CallHeldState::NO_CALLHELD, aSend);
}
}
break;
case nsITelephonyProvider::CALL_STATE_DISCONNECTED:
switch (prevCallState) {
case nsITelephonyProvider::CALL_STATE_INCOMING:
// Incoming call, no break
sStopSendingRingFlag = true;
case nsITelephonyProvider::CALL_STATE_DIALING:
case nsITelephonyProvider::CALL_STATE_ALERTING:
// Outgoing call
UpdateCIND(CINDType::CALLSETUP, CallSetupState::NO_CALLSETUP, aSend);
break;
case nsITelephonyProvider::CALL_STATE_CONNECTED:
// No call is ongoing
if (sCINDItems[CINDType::CALLHELD].value ==
CallHeldState::NO_CALLHELD) {
UpdateCIND(CINDType::CALL, CallState::NO_CALL, aSend);
}
break;
default:
NS_WARNING("Not handling state changed");
}
// Handle held calls separately
if (!FindFirstCall(nsITelephonyProvider::CALL_STATE_HELD)) {
UpdateCIND(CINDType::CALLHELD, CallHeldState::NO_CALLHELD, aSend);
} else if (!FindFirstCall(nsITelephonyProvider::CALL_STATE_CONNECTED)) {
UpdateCIND(CINDType::CALLHELD, CallHeldState::ONHOLD_NOACTIVE, aSend);
} else {
UpdateCIND(CINDType::CALLHELD, CallHeldState::ONHOLD_ACTIVE, aSend);
}
// -1 is necessary because call 0 is an invalid (padding) call object.
if (mCurrentCallArray.Length() - 1 ==
GetNumberOfCalls(nsITelephonyProvider::CALL_STATE_DISCONNECTED)) {
// In order to let user hear busy tone via connected Bluetooth headset,
// we postpone the timing of dropping SCO.
if (!(aError.Equals(NS_LITERAL_STRING("BusyError")))) {
DisconnectSco();
} else {
// Close Sco later since Dialer is still playing busy tone via HF.
MessageLoop::current()->PostDelayedTask(FROM_HERE,
new CloseScoTask(),
sBusyToneInterval);
}
ResetCallArray();
}
break;
default:
NS_WARNING("Not handling state changed");
break;
}
}
void
BluetoothHfpManager::OnSocketConnectSuccess(BluetoothSocket* aSocket)
{
MOZ_ASSERT(aSocket);
MOZ_ASSERT(mListener);
// Success to create a SCO socket
if (aSocket == mScoSocket) {
OnScoConnectSuccess();
return;
}
/**
* If the created connection is an inbound connection, close another server
* socket because currently only one SLC is allowed. After that, we need to
* make sure that both server socket would be nulled out. As for outbound
* connections, we do nothing since sockets have been already handled in
* function Connect().
*/
if (aSocket == mHandsfreeSocket) {
MOZ_ASSERT(!mSocket);
mHandsfreeSocket.swap(mSocket);
mHeadsetSocket->Disconnect();
mHeadsetSocket = nullptr;
} else if (aSocket == mHeadsetSocket) {
MOZ_ASSERT(!mSocket);
mHeadsetSocket.swap(mSocket);
mHandsfreeSocket->Disconnect();
mHandsfreeSocket = nullptr;
}
// Enumerate current calls
mListener->EnumerateCalls();
mFirstCKPD = true;
// Cache device path for NotifySettings() since we can't get socket address
// when a headset disconnect with us
mSocket->GetAddress(mDeviceAddress);
NotifyConnectionStatusChanged(
NS_LITERAL_STRING(BLUETOOTH_HFP_STATUS_CHANGED_ID));
ListenSco();
OnConnect(EmptyString());
}
void
BluetoothHfpManager::OnSocketConnectError(BluetoothSocket* aSocket)
{
// Failed to create a SCO socket
if (aSocket == mScoSocket) {
OnScoConnectError();
return;
}
mHandsfreeSocket = nullptr;
mHeadsetSocket = nullptr;
OnConnect(NS_LITERAL_STRING("SocketConnectionError"));
}
void
BluetoothHfpManager::OnSocketDisconnect(BluetoothSocket* aSocket)
{
MOZ_ASSERT(aSocket);
if (aSocket == mScoSocket) {
// SCO socket is closed
OnScoDisconnect();
return;
}
if (aSocket != mSocket) {
// Do nothing when a listening server socket is closed.
return;
}
DisconnectSco();
NotifyConnectionStatusChanged(
NS_LITERAL_STRING(BLUETOOTH_HFP_STATUS_CHANGED_ID));
OnDisconnect(EmptyString());
Reset();
}
void
BluetoothHfpManager::OnUpdateSdpRecords(const nsAString& aDeviceAddress)
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(!aDeviceAddress.IsEmpty());
MOZ_ASSERT(mRunnable);
BluetoothService* bs = BluetoothService::Get();
NS_ENSURE_TRUE_VOID(bs);
nsString uuid;
if (mIsHandsfree) {
BluetoothUuidHelper::GetString(BluetoothServiceClass::HANDSFREE, uuid);
} else {
BluetoothUuidHelper::GetString(BluetoothServiceClass::HEADSET, uuid);
}
// Since we have updated SDP records of the target device, we should
// try to get the channel of target service again.
if (NS_FAILED(bs->GetServiceChannel(aDeviceAddress, uuid, this))) {
OnConnect(NS_LITERAL_STRING(ERR_SERVICE_CHANNEL_NOT_FOUND));
}
}
void
BluetoothHfpManager::OnGetServiceChannel(const nsAString& aDeviceAddress,
const nsAString& aServiceUuid,
int aChannel)
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(!aDeviceAddress.IsEmpty());
BluetoothService* bs = BluetoothService::Get();
NS_ENSURE_TRUE_VOID(bs);
BluetoothValue v;
if (aChannel < 0) {
if (mNeedsUpdatingSdpRecords) {
mNeedsUpdatingSdpRecords = false;
bs->UpdateSdpRecords(aDeviceAddress, this);
} else {
OnConnect(NS_LITERAL_STRING(ERR_SERVICE_CHANNEL_NOT_FOUND));
}
return;
}
if (!mSocket->Connect(NS_ConvertUTF16toUTF8(aDeviceAddress), aChannel)) {
OnConnect(NS_LITERAL_STRING("SocketConnectionError"));
}
}
void
BluetoothHfpManager::OnScoConnectSuccess()
{
// For active connection request, we need to reply the DOMRequest
if (mScoRunnable) {
DispatchBluetoothReply(mScoRunnable,
BluetoothValue(true), EmptyString());
mScoRunnable = nullptr;
}
NotifyConnectionStatusChanged(
NS_LITERAL_STRING(BLUETOOTH_SCO_STATUS_CHANGED_ID));
mScoSocketStatus = mScoSocket->GetConnectionStatus();
}
void
BluetoothHfpManager::OnScoConnectError()
{
if (mScoRunnable) {
NS_NAMED_LITERAL_STRING(replyError, "Failed to create SCO socket!");
DispatchBluetoothReply(mScoRunnable, BluetoothValue(), replyError);
mScoRunnable = nullptr;
}
ListenSco();
}
void
BluetoothHfpManager::OnScoDisconnect()
{
if (mScoSocketStatus == SocketConnectionStatus::SOCKET_CONNECTED) {
ListenSco();
NotifyConnectionStatusChanged(
NS_LITERAL_STRING(BLUETOOTH_SCO_STATUS_CHANGED_ID));
}
}
bool
BluetoothHfpManager::IsConnected()
{
if (mSocket) {
return mSocket->GetConnectionStatus() ==
SocketConnectionStatus::SOCKET_CONNECTED;
}
return false;
}
void
BluetoothHfpManager::GetAddress(nsAString& aDeviceAddress)
{
return mSocket->GetAddress(aDeviceAddress);
}
bool
BluetoothHfpManager::ConnectSco(BluetoothReplyRunnable* aRunnable)
{
MOZ_ASSERT(NS_IsMainThread());
if (sInShutdown) {
NS_WARNING("ConnecteSco called while in shutdown!");
return false;
}
if (!IsConnected()) {
NS_WARNING("BluetoothHfpManager is not connected");
return false;
}
SocketConnectionStatus status = mScoSocket->GetConnectionStatus();
if (status == SocketConnectionStatus::SOCKET_CONNECTED ||
status == SocketConnectionStatus::SOCKET_CONNECTING ||
(mScoRunnable && (mScoRunnable != aRunnable))) {
NS_WARNING("SCO connection exists or is being established");
return false;
}
mScoSocket->Disconnect();
mScoRunnable = aRunnable;
BluetoothService* bs = BluetoothService::Get();
NS_ENSURE_TRUE(bs, false);
nsresult rv = bs->GetScoSocket(mDeviceAddress, true, false, mScoSocket);
mScoSocketStatus = mSocket->GetConnectionStatus();
return NS_SUCCEEDED(rv);
}
bool
BluetoothHfpManager::DisconnectSco()
{
if (!IsConnected()) {
NS_WARNING("BluetoothHfpManager is not connected");
return false;
}
SocketConnectionStatus status = mScoSocket->GetConnectionStatus();
if (status != SOCKET_CONNECTED && status != SOCKET_CONNECTING) {
NS_WARNING("No SCO exists");
return false;
}
mScoSocket->Disconnect();
return true;
}
bool
BluetoothHfpManager::ListenSco()
{
MOZ_ASSERT(NS_IsMainThread());
if (sInShutdown) {
NS_WARNING("ListenSco called while in shutdown!");
return false;
}
if (mScoSocket->GetConnectionStatus() ==
SocketConnectionStatus::SOCKET_LISTENING) {
NS_WARNING("SCO socket has been already listening");
return false;
}
mScoSocket->Disconnect();
if (!mScoSocket->Listen(-1)) {
NS_WARNING("Can't listen on SCO socket!");
return false;
}
mScoSocketStatus = mScoSocket->GetConnectionStatus();
return true;
}
bool
BluetoothHfpManager::IsScoConnected()
{
if (mScoSocket) {
return mScoSocket->GetConnectionStatus() ==
SocketConnectionStatus::SOCKET_CONNECTED;
}
return false;
}
void
BluetoothHfpManager::OnConnect(const nsAString& aErrorStr)
{
MOZ_ASSERT(NS_IsMainThread());
// When we failed to create a socket, restart listening.
if (!aErrorStr.IsEmpty()) {
mSocket = nullptr;
Listen();
}
/**
* 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);
mController->OnConnect(aErrorStr);
mController = nullptr;
}
void
BluetoothHfpManager::OnDisconnect(const nsAString& aErrorStr)
{
MOZ_ASSERT(NS_IsMainThread());
// Start listening
mSocket = nullptr;
Listen();
/**
* 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);
mController->OnDisconnect(aErrorStr);
mController = nullptr;
}
NS_IMPL_ISUPPORTS1(BluetoothHfpManager, nsIObserver)
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